/* roulang page: index */
:root {
            --primary-dark: #14352C;
            --primary-deep: #123A2F;
            --accent-green: #A8E641;
            --accent-green-light: #B7F04A;
            --accent-red: #F05A36;
            --accent-red-soft: #F2552C;
            --bg-cream: #F7F5F0;
            --card-white: #FFFFFF;
            --text-main: #1A1D20;
            --text-secondary: #5C6368;
            --border-soft: #E4E0D8;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --shadow-card: 0 6px 18px rgba(20, 53, 44, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(20, 53, 44, 0.12);
            --font-heading: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'DIN Alternate', 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 48px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition);
        }

        a:hover {
            color: var(--accent-red);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font-body);
            font-size: 15px;
            color: var(--text-main);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 3px;
            border-radius: var(--radius-btn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            line-height: 1.35;
            color: var(--primary-dark);
            font-weight: 700;
        }

        h1 {
            font-size: 38px;
            letter-spacing: -0.01em;
        }

        h2 {
            font-size: 28px;
            letter-spacing: -0.005em;
        }

        h3 {
            font-size: 20px;
        }

        p {
            line-height: 1.85;
            margin-bottom: 1.2rem;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background-color: var(--card-white);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .section-deep {
            background-color: var(--primary-dark);
            color: #E8EDE6;
        }

        .section-deep h2,
        .section-deep h3 {
            color: var(--accent-green);
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-red);
            margin-bottom: 10px;
        }

        .section-header p.subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin-bottom: 0;
        }

        .section-deep .section-header p.subtitle {
            color: #C8D1CC;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-deep);
            border-bottom: 2px solid var(--accent-green);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }

        .nav-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 66px;
            gap: 16px;
            flex-wrap: nowrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 22px;
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .logo-emblem {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-dark);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(168, 230, 65, 0.4) transparent;
        }

        .nav-links::-webkit-scrollbar {
            height: 4px;
        }
        .nav-links::-webkit-scrollbar-track {
            background: transparent;
        }
        .nav-links::-webkit-scrollbar-thumb {
            background: rgba(168, 230, 65, 0.4);
            border-radius: 10px;
        }

        .nav-links a {
            color: #C8D1CC;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background-color var(--transition), color var(--transition);
        }

        .nav-links a:hover {
            color: #FFFFFF;
            background-color: rgba(168, 230, 65, 0.12);
        }

        .nav-links a.active {
            color: var(--accent-green);
            background-color: rgba(168, 230, 65, 0.16);
            font-weight: 600;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-red);
            background: rgba(240, 90, 54, 0.12);
            padding: 5px 10px;
            border-radius: 20px;
            white-space: nowrap;
            border: 1px solid rgba(240, 90, 54, 0.25);
        }

        .nav-badge i {
            font-size: 10px;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.4;
            }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            text-align: center;
            white-space: nowrap;
            line-height: 1.4;
        }

        .btn-primary {
            background-color: var(--accent-green);
            color: var(--primary-dark) !important;
            border: 1px solid var(--accent-green);
        }

        .btn-primary:hover {
            background-color: var(--accent-green-light);
            border-color: var(--accent-green-light);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(168, 230, 65, 0.25);
            color: var(--primary-dark) !important;
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--primary-dark);
            border: 1.5px solid var(--border-soft);
        }

        .btn-secondary:hover {
            border-color: var(--primary-dark);
            background-color: var(--primary-dark);
            color: #FFFFFF !important;
            transform: translateY(-1px);
        }

        .section-deep .btn-secondary {
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.4);
        }

        .section-deep .btn-secondary:hover {
            background-color: #FFFFFF;
            border-color: #FFFFFF;
            color: var(--primary-dark) !important;
        }

        .btn-red {
            background-color: var(--accent-red);
            color: #FFFFFF !important;
            border: 1px solid var(--accent-red);
        }

        .btn-red:hover {
            background-color: var(--accent-red-soft);
            border-color: var(--accent-red-soft);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(240, 90, 54, 0.25);
            color: #FFFFFF !important;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 12px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: #FFFFFF;
            border-radius: 3px;
            transition: transform 0.25s ease, opacity 0.2s ease;
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(6.5px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-6.5px) rotate(-45deg);
        }

        /* Hero */
        .hero {
            padding: 72px 0 64px;
            background-color: var(--primary-deep);
            background-image:
                linear-gradient(135deg, rgba(20, 53, 44, 0.95) 0%, rgba(18, 58, 47, 0.88) 55%, rgba(20, 53, 44, 0.92) 100%),
                url('/assets/images/4f4689adf0ba2aba.webp');
            background-size: cover;
            background-position: center;
            color: #E8EDE6;
            position: relative;
            overflow: hidden;
        }

        .hero::after {
            content: '';
            position: absolute;
            right: -80px;
            top: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(168, 230, 65, 0.08);
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }

        .hero-content h1 {
            color: #FFFFFF;
            font-size: 40px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 18px;
        }

        .hero-content h1 .highlight {
            color: var(--accent-green);
            border-bottom: 3px solid var(--accent-green);
            padding-bottom: 2px;
        }

        .hero-desc {
            font-size: 17px;
            line-height: 1.9;
            color: #C8D1CC;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-panel {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            padding: 24px;
            box-shadow: 0 20px 48px rgba(0, 0, 0, 0.28);
        }

        .hero-panel-inner {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .match-mini {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255, 255, 255, 0.07);
            border-radius: 10px;
            padding: 12px 16px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: background-color var(--transition);
        }

        .match-mini:hover {
            background: rgba(255, 255, 255, 0.12);
        }

        .match-mini .league {
            font-size: 12px;
            color: var(--accent-green);
            font-weight: 600;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .match-mini .teams {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .match-mini .score {
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-red);
            background: rgba(255, 255, 255, 0.1);
            padding: 2px 10px;
            border-radius: 6px;
        }
        .match-mini .time-tag {
            font-size: 12px;
            color: #A0AEA8;
            text-align: right;
        }
        .match-mini .status-live {
            display: inline-block;
            font-size: 10px;
            font-weight: 700;
            color: #FFFFFF;
            background: var(--accent-red);
            padding: 2px 8px;
            border-radius: 4px;
            letter-spacing: 0.04em;
        }
        .match-mini .status-ft {
            display: inline-block;
            font-size: 10px;
            font-weight: 700;
            color: #A0AEA8;
            background: rgba(255, 255, 255, 0.1);
            padding: 2px 8px;
            border-radius: 4px;
            letter-spacing: 0.04em;
        }

        .hero-panel-foot {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: #C8D1CC;
        }
        .hero-panel-foot .update-dot {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            color: var(--accent-green);
        }
        .hero-panel-foot .update-dot::before {
            content: '';
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent-green);
        }

        /* Cards */
        .card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .card-body {
            padding: 22px 20px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
        }

        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        .card-meta {
            font-size: 12px;
            color: #9A9E9C;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .tag {
            display: inline-block;
            padding: 3px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            background: var(--bg-cream);
            color: var(--text-secondary);
            border: 1px solid var(--border-soft);
            line-height: 1.6;
        }

        .tag-green {
            background: rgba(168, 230, 65, 0.16);
            color: #3D5A12;
            border-color: rgba(168, 230, 65, 0.35);
        }
        .tag-red {
            background: rgba(240, 90, 54, 0.12);
            color: #B53D24;
            border-color: rgba(240, 90, 54, 0.22);
        }
        .tag-dark {
            background: var(--primary-dark);
            color: #FFFFFF;
            border-color: var(--primary-dark);
        }

        /* Function grid */
        .function-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .function-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px 20px;
            transition: box-shadow var(--transition), transform var(--transition);
            position: relative;
            overflow: hidden;
        }

        .function-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent-green);
            opacity: 0;
            transition: opacity var(--transition);
        }

        .function-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .function-card:hover::before {
            opacity: 1;
        }

        .function-icon {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(20, 53, 44, 0.08);
            border-radius: 10px;
            font-size: 20px;
            margin-bottom: 14px;
            color: var(--primary-dark);
            font-weight: 700;
            font-family: var(--font-mono);
        }

        .function-card h3 {
            font-size: 17px;
            margin-bottom: 8px;
        }
        .function-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* Scenario */
        .scenario-flow {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .scenario-step {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 26px 22px;
            transition: box-shadow var(--transition), transform var(--transition);
            position: relative;
        }

        .scenario-step:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 800;
            font-size: 15px;
            margin-bottom: 14px;
            font-family: var(--font-mono);
        }
        .step-num.alt {
            background: var(--accent-red);
            color: #FFFFFF;
        }
        .step-num.dark {
            background: var(--primary-dark);
            color: #FFFFFF;
        }

        .scenario-step h3 {
            font-size: 17px;
            margin-bottom: 8px;
        }
        .scenario-step p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* Demo / screenshot */
        .demo-showcase {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 36px;
            align-items: center;
        }

        .demo-shot {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: 0 16px 48px rgba(20, 53, 44, 0.18);
            border: 1px solid var(--border-soft);
            background: var(--card-white);
        }

        .demo-shot img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .demo-caption {
            font-size: 13px;
            color: #9A9E9C;
            text-align: center;
            padding: 10px 16px;
            background: var(--card-white);
            border-top: 1px solid var(--border-soft);
        }

        .demo-points {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .demo-item {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 14px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 10px;
            border-left: 3px solid var(--accent-green);
        }

        .demo-item .demo-icon {
            font-size: 18px;
            color: var(--accent-green);
            font-weight: 700;
            flex-shrink: 0;
            font-family: var(--font-mono);
        }
        .demo-item h4 {
            font-size: 15px;
            color: #FFFFFF;
            margin-bottom: 3px;
            font-weight: 600;
        }
        .demo-item p {
            font-size: 13px;
            color: #C8D1CC;
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* Case */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .case-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .case-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .case-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .case-card .card-body {
            padding: 18px 18px 20px;
        }

        .case-card .case-tag {
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--accent-red);
            display: inline-block;
            margin-bottom: 8px;
        }

        .case-card h3 {
            font-size: 16px;
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .case-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        /* Pricing */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            align-items: stretch;
        }

        .price-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            transition: box-shadow var(--transition), transform var(--transition);
            position: relative;
        }

        .price-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .price-card.featured {
            border: 2px solid var(--accent-green);
            box-shadow: 0 14px 36px rgba(168, 230, 65, 0.18);
        }

        .price-card .popular-label {
            position: absolute;
            top: -13px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent-green);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 16px;
            border-radius: 20px;
            letter-spacing: 0.03em;
        }

        .price-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }
        .price-amount {
            font-size: 36px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--primary-dark);
            margin-bottom: 4px;
        }
        .price-amount .currency {
            font-size: 18px;
            font-weight: 600;
        }
        .price-period {
            font-size: 13px;
            color: #9A9E9C;
            margin-bottom: 18px;
        }

        .price-features {
            list-style: none;
            margin-bottom: 22px;
            flex-grow: 1;
        }
        .price-features li {
            font-size: 14px;
            color: var(--text-secondary);
            padding: 6px 0;
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 1px solid var(--bg-cream);
        }
        .price-features li::before {
            content: '✓';
            color: var(--accent-green);
            font-weight: 700;
            flex-shrink: 0;
        }
        .price-features li.muted {
            color: #A0A4A3;
        }
        .price-features li.muted::before {
            content: '—';
            color: #C0C4C3;
        }

        .price-card .btn {
            width: 100%;
        }

        /* Reviews */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 22px 20px;
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .review-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .review-stars {
            display: flex;
            gap: 2px;
            color: var(--accent-red);
            font-size: 15px;
            margin-bottom: 12px;
        }

        .review-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 14px;
            font-style: italic;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .review-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-cream);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: var(--primary-dark);
            font-weight: 700;
            border: 1px solid var(--border-soft);
            flex-shrink: 0;
        }
        .review-author-name {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
        }
        .review-author-role {
            font-size: 11px;
            color: #9A9E9C;
        }

        /* Metrics */
        .metrics-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px 20px;
            text-align: center;
        }
        .metric-value {
            font-size: 32px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--accent-red);
            margin-bottom: 4px;
        }
        .metric-label {
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* News list */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .news-item {
            display: grid;
            grid-template-columns: 160px 1fr 1fr auto;
            gap: 18px;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: 12px;
            padding: 16px 18px;
            align-items: center;
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .news-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateX(2px);
        }

        .news-item img {
            width: 160px;
            height: 100px;
            object-fit: cover;
            border-radius: 8px;
        }
        .news-date {
            font-size: 12px;
            color: #9A9E9C;
            font-family: var(--font-mono);
            font-weight: 500;
            white-space: nowrap;
        }
        .news-body h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 4px;
            line-height: 1.45;
        }
        .news-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .btn {
            white-space: nowrap;
        }

        /* CTA banner */
        .cta-banner {
            background: var(--primary-dark);
            color: #FFFFFF;
            padding: 56px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(168, 230, 65, 0.06) 0%, transparent 50%, rgba(240, 90, 54, 0.06) 100%);
            pointer-events: none;
        }

        .cta-banner .container {
            position: relative;
            z-index: 2;
        }
        .cta-banner h2 {
            color: #FFFFFF;
            font-size: 30px;
            margin-bottom: 14px;
        }
        .cta-banner p {
            color: #C8D1CC;
            max-width: 600px;
            margin: 0 auto 26px;
            font-size: 15px;
        }
        .cta-banner .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-banner .cta-badge {
            display: inline-block;
            background: var(--accent-red);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 16px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        /* Brand intro */
        .brand-intro {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 36px 30px;
            display: grid;
            grid-template-columns: 0.5fr 1.5fr;
            gap: 24px;
            align-items: start;
        }
        .brand-intro h2 {
            font-size: 22px;
            line-height: 1.4;
        }
        .brand-intro p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 10px;
        }
        .brand-intro p:last-child {
            margin-bottom: 0;
        }

        /* Topic section */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .topic-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: 12px;
            padding: 20px 18px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition);
            text-align: center;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .topic-card .topic-icon {
            font-size: 26px;
            color: var(--accent-red);
            margin-bottom: 8px;
        }
        .topic-card h4 {
            font-size: 15px;
            color: var(--primary-dark);
            font-weight: 700;
            margin-bottom: 4px;
        }
        .topic-card p {
            font-size: 12px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .faq-question {
            padding: 18px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            font-size: 15px;
            color: var(--primary-dark);
            transition: color var(--transition), background-color var(--transition);
            gap: 12px;
            border: none;
            background: transparent;
            width: 100%;
            text-align: left;
            font-family: var(--font-heading);
        }

        .faq-question:hover {
            color: var(--accent-red);
            background: rgba(20, 53, 44, 0.03);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(20, 53, 44, 0.08);
            color: var(--primary-dark);
            font-weight: 700;
            transition: transform var(--transition);
            font-size: 14px;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--accent-green);
            color: var(--primary-dark);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-item.open {
            border-color: var(--accent-green);
        }

        /* Subscribe */
        .subscribe-bar {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 32px 28px;
            display: flex;
            align-items: center;
            gap: 24px;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .subscribe-info h3 {
            font-size: 19px;
            margin-bottom: 4px;
        }
        .subscribe-info p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
        }

        .subscribe-form input[type="email"] {
            padding: 10px 18px;
            border: 1.5px solid var(--border-soft);
            border-radius: var(--radius-input);
            font-size: 14px;
            min-width: 260px;
            background-color: var(--bg-cream);
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .subscribe-form input[type="email"]:focus {
            outline: none;
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(168, 230, 65, 0.15);
            background-color: #FFFFFF;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-deep);
            color: #B7C4BE;
            padding: 48px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand .logo {
            font-size: 20px;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 13px;
            color: #A0B2AA;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 14px;
            color: var(--accent-green);
            margin-bottom: 14px;
            font-weight: 700;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #B7C4BE;
            font-size: 13px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent-green);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 12px;
            color: #8FA39A;
        }
        .footer-bottom a {
            color: #B7C4BE;
            font-size: 12px;
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent-green);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-content h1 {
                font-size: 32px;
            }
            .function-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .case-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .pricing-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .price-card.featured {
                grid-column: span 1;
            }
            .review-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .metrics-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-item {
                grid-template-columns: 120px 1fr auto;
            }
            .news-item img {
                width: 120px;
                height: 80px;
            }
            .brand-intro {
                grid-template-columns: 1fr;
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .demo-showcase {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 48px;
            }
            .nav-container {
                flex-wrap: wrap;
                padding: 10px 16px;
                min-height: auto;
                gap: 8px;
            }
            .nav-links {
                order: 3;
                width: 100%;
                flex-basis: 100%;
                gap: 2px;
                padding-bottom: 8px;
                overflow-x: auto;
                justify-content: flex-start;
            }
            .nav-links a {
                padding: 7px 12px;
                font-size: 13px;
            }
            .nav-cta {
                gap: 8px;
            }
            .nav-badge {
                font-size: 11px;
                padding: 4px 8px;
            }
            .hamburger {
                display: flex;
            }
            .nav-links:not(.mobile-open) {
                display: none;
            }
            .nav-links.mobile-open {
                display: flex;
            }
            .hero {
                padding: 40px 0 44px;
            }
            .hero-content h1 {
                font-size: 26px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 22px;
            }
            .function-grid {
                grid-template-columns: 1fr;
            }
            .scenario-flow {
                grid-template-columns: 1fr;
            }
            .case-grid {
                grid-template-columns: 1fr;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            .review-grid {
                grid-template-columns: 1fr;
            }
            .metrics-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .news-item {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .news-item img {
                width: 100%;
                height: 160px;
            }
            .news-item .btn {
                width: 100%;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .cta-banner h2 {
                font-size: 24px;
            }
            .subscribe-bar {
                flex-direction: column;
                align-items: stretch;
                gap: 16px;
            }
            .subscribe-form {
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-form input[type="email"] {
                min-width: 0;
                width: 100%;
            }
            .subscribe-form .btn {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-bottom .footer-links {
                justify-content: center;
            }
            .brand-intro {
                padding: 24px 20px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-content h1 {
                font-size: 22px;
            }
            .hero-panel {
                padding: 16px;
            }
            .match-mini {
                padding: 10px 12px;
            }
            .match-mini .teams {
                font-size: 13px;
            }
            .match-mini .score {
                font-size: 15px;
                padding: 1px 8px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 13px;
            }
            .section-header h2 {
                font-size: 20px;
            }
            .metrics-strip {
                grid-template-columns: 1fr;
            }
            .nav-links a {
                font-size: 12px;
                padding: 6px 10px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-emblem {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-dark: #14352C;
            --primary-deep: #123A2F;
            --accent-green: #A8E641;
            --accent-green-light: #B7F04A;
            --accent-red: #F05A36;
            --accent-red-soft: #F2552C;
            --bg-cream: #F7F5F0;
            --card-white: #FFFFFF;
            --text-main: #1A1D20;
            --text-secondary: #5C6368;
            --border-soft: #E4E0D8;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --shadow-card: 0 6px 18px rgba(20, 53, 44, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(20, 53, 44, 0.12);
            --font-heading: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'DIN Alternate', 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap: 56px;
            --section-gap-mobile: 40px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition);
        }
        a:hover {
            color: var(--accent-red);
        }
        button,
        input,
        textarea,
        select {
            font-family: var(--font-body);
            font-size: 15px;
            color: var(--text-main);
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 3px;
            border-radius: var(--radius-btn);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background-color: var(--card-white);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }
        .section-deep {
            background-color: var(--primary-dark);
            color: #E8EDE6;
        }
        .section-deep h2,
        .section-deep h3 {
            color: var(--accent-green);
        }
        .section-deep .section-header p.subtitle {
            color: #C8D1CC;
        }
        .section-header {
            margin-bottom: 28px;
        }
        .section-header .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-red);
            margin-bottom: 8px;
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            line-height: 1.3;
            color: var(--text-main);
            font-weight: 700;
        }
        .section-header p.subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin-top: 8px;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-deep);
            border-bottom: 2px solid var(--accent-green);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }
        .nav-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 66px;
            gap: 16px;
            flex-wrap: nowrap;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 22px;
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .logo:hover {
            color: var(--accent-green);
        }
        .logo-emblem {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-dark);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(168, 230, 65, 0.4) transparent;
        }
        .nav-links::-webkit-scrollbar {
            height: 4px;
        }
        .nav-links::-webkit-scrollbar-track {
            background: transparent;
        }
        .nav-links::-webkit-scrollbar-thumb {
            background: rgba(168, 230, 65, 0.4);
            border-radius: 10px;
        }
        .nav-links a {
            color: #C8D1CC;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: all var(--transition);
        }
        .nav-links a:hover {
            color: var(--accent-green);
            background-color: rgba(168, 230, 65, 0.08);
        }
        .nav-links a.active {
            color: var(--primary-dark);
            background-color: var(--accent-green);
            font-weight: 600;
        }
        .nav-cta {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 700;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: var(--accent-green-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            background: transparent;
            border: none;
            padding: 8px;
            margin-left: auto;
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition);
        }

        /* Hero / Category Header */
        .category-header {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-soft);
            padding: 48px 0 40px;
        }
        .category-header .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-end;
            gap: 24px;
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: var(--accent-red);
        }
        .breadcrumb span {
            margin: 0 6px;
            color: #B8B5AD;
        }
        .category-title {
            font-family: var(--font-heading);
            font-size: 36px;
            line-height: 1.2;
            font-weight: 800;
            color: var(--primary-dark);
            margin-bottom: 10px;
        }
        .category-title .highlight {
            color: var(--accent-red);
        }
        .category-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 700px;
            line-height: 1.8;
        }
        .category-meta-panel {
            flex-shrink: 0;
            background: var(--bg-cream);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 16px 22px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            min-width: 240px;
        }
        .category-meta-panel .meta-row {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
        }
        .category-meta-panel .meta-row strong {
            font-family: var(--font-mono);
            font-size: 18px;
            color: var(--primary-dark);
            font-weight: 700;
        }
        .status-live {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-red-soft);
            color: #fff;
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.04em;
        }
        .status-live::before {
            content: '';
            width: 6px;
            height: 6px;
            background: #fff;
            border-radius: 50%;
            animation: pulse 1.2s infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        /* Filter / Sort Toolbar */
        .filter-toolbar {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 14px 18px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            box-shadow: var(--shadow-card);
            position: relative;
            z-index: 5;
        }
        .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .filter-btn {
            font-size: 13px;
            font-weight: 600;
            padding: 8px 16px;
            border-radius: 30px;
            border: 1px solid var(--border-soft);
            background: var(--bg-cream);
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-btn:hover {
            border-color: var(--accent-green);
            color: var(--primary-dark);
            background: #F0F7E4;
        }
        .filter-btn.active {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: var(--accent-green);
        }
        .sort-select {
            padding: 8px 14px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border-soft);
            background: var(--bg-cream);
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* Match Cards List */
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .match-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-wrap: wrap;
        }
        .match-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .match-card-img {
            flex: 0 0 240px;
            max-width: 240px;
            min-height: 160px;
            background: var(--bg-cream);
            position: relative;
            overflow: hidden;
        }
        .match-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        .match-card:hover .match-card-img img {
            transform: scale(1.03);
        }
        .match-card-body {
            flex: 1;
            padding: 18px 22px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
            min-width: 260px;
        }
        .match-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .match-tag {
            display: inline-block;
            background: #F0F7E4;
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 12px;
            padding: 2px 10px;
            border-radius: 20px;
            border: 1px solid rgba(168, 230, 65, 0.4);
        }
        .match-date {
            font-family: var(--font-mono);
            color: var(--text-secondary);
            font-size: 13px;
        }
        .match-card-title {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
        }
        .match-card-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .read-more {
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-dark);
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
        }
        .read-more::after {
            content: '→';
            transition: transform var(--transition);
        }
        .read-more:hover {
            color: var(--accent-red);
            border-bottom-color: var(--accent-red);
        }
        .read-more:hover::after {
            transform: translateX(3px);
        }

        /* Data Trends */
        .data-trend-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 28px;
        }
        .trend-stat {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(168, 230, 65, 0.2);
            border-radius: var(--radius-card);
            padding: 18px 16px;
            text-align: center;
            transition: all var(--transition);
        }
        .trend-stat:hover {
            border-color: var(--accent-green);
            background: rgba(168, 230, 65, 0.1);
        }
        .trend-stat .stat-number {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-green);
            line-height: 1.2;
        }
        .trend-stat .stat-label {
            font-size: 13px;
            color: #C8D1CC;
            margin-top: 4px;
        }

        /* Hot Entries */
        .hot-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .hot-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-btn);
            padding: 12px 16px;
            transition: all var(--transition);
        }
        .hot-list li:hover {
            border-color: var(--accent-green);
            box-shadow: var(--shadow-card);
            transform: translateX(3px);
        }
        .hot-rank {
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 700;
            color: var(--accent-red);
            width: 32px;
            text-align: center;
            flex-shrink: 0;
        }
        .hot-info {
            flex: 1;
        }
        .hot-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            display: block;
            line-height: 1.4;
        }
        .hot-meta {
            font-size: 12px;
            color: var(--text-secondary);
        }
        .hot-link {
            font-size: 13px;
            color: var(--primary-dark);
            font-weight: 600;
            white-space: nowrap;
        }
        .hot-link:hover {
            color: var(--accent-red);
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background-image: linear-gradient(rgba(18, 58, 47, 0.92), rgba(18, 58, 47, 0.96)), url('/assets/images/2df3b38599671186.webp');
            background-size: cover;
            background-position: center;
            color: #fff;
            text-align: center;
            padding: 64px 0;
        }
        .subscribe-cta h2 {
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 700;
            color: var(--accent-green);
            margin-bottom: 10px;
        }
        .subscribe-cta p {
            font-size: 16px;
            color: #C8D1CC;
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .subscribe-form {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 240px;
            padding: 12px 16px;
            border-radius: var(--radius-input);
            border: 1px solid #3A5A50;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 15px;
            transition: border-color var(--transition), background-color var(--transition);
        }
        .subscribe-form input::placeholder {
            color: #A9B8B0;
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: var(--accent-green);
            background: rgba(255, 255, 255, 0.15);
        }
        .subscribe-form button {
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 700;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .subscribe-form button:hover {
            background: var(--accent-green-light);
            transform: translateY(-1px);
        }

        /* FAQ Accordion */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
            background: transparent;
            transition: background-color var(--transition);
        }
        .faq-question:hover {
            background: #F7F5F0;
        }
        .faq-icon {
            font-size: 22px;
            font-weight: 300;
            color: var(--accent-red);
            transition: transform var(--transition);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            display: none;
            padding: 0 22px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            border-top: 1px solid var(--border-soft);
            padding-top: 14px;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: #C8D1CC;
            padding: 48px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #9FACA5;
            margin-top: 12px;
            max-width: 300px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 14px;
            font-weight: 700;
            color: var(--accent-green);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            color: #C8D1CC;
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-green);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding: 18px 0 24px;
            font-size: 13px;
            color: #8C9993;
        }
        .footer-links {
            display: flex;
            gap: 10px;
            align-items: center;
            color: #8C9993;
        }
        .footer-links a {
            color: #C8D1CC;
            font-size: 13px;
        }
        .footer-links a:hover {
            color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .data-trend-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .match-card-img {
                flex-basis: 200px;
                max-width: 200px;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }
            .nav-links {
                position: absolute;
                top: 66px;
                left: 0;
                right: 0;
                background: var(--primary-deep);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px;
                gap: 6px;
                border-top: 2px solid var(--accent-green);
                box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
                display: none;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                padding: 10px 14px;
                border-radius: var(--radius-btn);
            }
            .nav-cta {
                display: none;
            }
            .category-header .container {
                flex-direction: column;
                align-items: flex-start;
            }
            .category-meta-panel {
                min-width: 100%;
            }
            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
            }
            .match-card {
                flex-direction: column;
            }
            .match-card-img {
                flex-basis: auto;
                max-width: none;
                height: 180px;
            }
            .match-card-body {
                padding: 16px 18px;
            }
            .match-card-title {
                font-size: 16px;
            }
            .data-trend-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .trend-stat .stat-number {
                font-size: 26px;
            }
            .subscribe-cta h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 2;
            }
            :root {
                --section-gap: var(--section-gap-mobile);
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-title {
                font-size: 28px;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .data-trend-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
        }

/* roulang page: category3 */
:root {
            --primary-dark: #14352C;
            --primary-deep: #123A2F;
            --accent-green: #A8E641;
            --accent-green-light: #B7F04A;
            --accent-red: #F05A36;
            --accent-red-soft: #F2552C;
            --bg-cream: #F7F5F0;
            --card-white: #FFFFFF;
            --text-main: #1A1D20;
            --text-secondary: #5C6368;
            --border-soft: #E4E0D8;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --shadow-card: 0 6px 18px rgba(20, 53, 44, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(20, 53, 44, 0.12);
            --font-heading: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'DIN Alternate', 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap: 64px;
            --section-gap-mobile: 44px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition);
        }

        a:hover {
            color: var(--accent-red);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font-body);
            font-size: 15px;
            color: var(--text-main);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 3px;
            border-radius: var(--radius-btn);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            line-height: 1.35;
            margin-top: 0;
            color: var(--primary-dark);
        }

        h1 {
            font-size: 34px;
            font-weight: 700;
            letter-spacing: -0.02em;
        }

        h2 {
            font-size: 27px;
            font-weight: 700;
            letter-spacing: -0.01em;
        }

        h3 {
            font-size: 19px;
            font-weight: 600;
        }

        p {
            margin-top: 0;
            margin-bottom: 1rem;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background-color: var(--card-white);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .section-deep {
            background-color: var(--primary-dark);
            color: #E8EDE6;
        }

        .section-deep h2,
        .section-deep h3 {
            color: var(--accent-green);
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-red);
            margin-bottom: 10px;
        }

        .section-header p.subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin-bottom: 0;
        }

        .section-deep .section-header p.subtitle {
            color: #C8D1CC;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-deep);
            border-bottom: 2px solid var(--accent-green);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }

        .nav-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 66px;
            gap: 16px;
            flex-wrap: nowrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 22px;
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .logo-emblem {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-dark);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(168, 230, 65, 0.4) transparent;
        }

        .nav-links::-webkit-scrollbar {
            height: 4px;
        }
        .nav-links::-webkit-scrollbar-track {
            background: transparent;
        }
        .nav-links::-webkit-scrollbar-thumb {
            background: rgba(168, 230, 65, 0.4);
            border-radius: 10px;
        }

        .nav-links a {
            color: #C8D1CC;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: color var(--transition), background-color var(--transition);
        }

        .nav-links a:hover {
            color: var(--accent-green);
            background-color: rgba(168, 230, 65, 0.08);
        }

        .nav-links a.active {
            color: var(--primary-dark);
            background-color: var(--accent-green);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-cta .countdown-badge {
            background: var(--accent-red);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 6px 10px;
            border-radius: 6px;
            font-family: var(--font-mono);
            letter-spacing: 0.04em;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .nav-cta .btn-primary {
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .nav-cta .btn-primary:hover {
            background: var(--accent-green-light);
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 8px;
            cursor: pointer;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--primary-dark);
            font-weight: 500;
        }

        .breadcrumb a:hover {
            color: var(--accent-red);
        }

        .breadcrumb .separator {
            color: var(--border-soft);
            font-size: 12px;
        }

        /* Page head */
        .page-head {
            padding: 48px 0 32px;
            background: var(--card-white);
            border-bottom: 1px solid var(--border-soft);
        }

        .page-head .head-content {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
        }

        .page-head .head-text {
            flex: 1;
            min-width: 280px;
        }

        .page-head .head-text p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 760px;
            margin-bottom: 0;
        }

        .page-head .head-stats {
            display: flex;
            gap: 28px;
            flex-shrink: 0;
        }

        .page-head .stat-item {
            text-align: center;
        }

        .page-head .stat-number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent-red);
            display: block;
            line-height: 1.2;
        }

        .page-head .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* Filter toolbar */
        .filter-toolbar {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            box-shadow: var(--shadow-card);
            margin-bottom: 0;
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-group .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-right: 4px;
        }

        .filter-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 500;
            padding: 7px 14px;
            border-radius: 20px;
            border: 1px solid var(--border-soft);
            background: var(--bg-cream);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-badge:hover {
            border-color: var(--primary-dark);
            color: var(--primary-dark);
        }

        .filter-badge.active {
            background: var(--primary-dark);
            color: #fff;
            border-color: var(--primary-dark);
        }

        .sort-select {
            padding: 8px 14px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border-soft);
            background: var(--bg-cream);
            font-size: 13px;
            color: var(--text-main);
            cursor: pointer;
            min-width: 120px;
        }

        .sort-select:focus {
            border-color: var(--accent-green);
            outline: none;
        }

        /* List layout */
        .list-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 28px;
            align-items: start;
        }

        .list-main {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .list-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        /* Preview card */
        .preview-card {
            display: grid;
            grid-template-columns: 260px 1fr;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .preview-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .preview-card .card-image {
            position: relative;
            min-height: 180px;
            overflow: hidden;
        }

        .preview-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .preview-card .card-body {
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .card-meta .tag {
            display: inline-block;
            background: var(--primary-dark);
            color: var(--accent-green);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 4px;
            letter-spacing: 0.04em;
        }

        .card-meta .date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-secondary);
        }

        .preview-card h3.card-title {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 0;
        }

        .preview-card h3.card-title a {
            color: var(--primary-dark);
        }

        .preview-card h3.card-title a:hover {
            color: var(--accent-red);
        }

        .card-excerpt {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 0;
            flex: 1;
        }

        .card-readmore {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-red);
            cursor: pointer;
            transition: color var(--transition);
            align-self: flex-start;
        }

        .card-readmore:hover {
            color: var(--primary-dark);
        }

        .card-readmore::after {
            content: "→";
            transition: transform var(--transition);
        }

        .card-readmore:hover::after {
            transform: translateX(3px);
        }

        /* Sidebar widgets */
        .sidebar-widget {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
        }

        .sidebar-widget h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent-green);
            display: inline-block;
        }

        .hot-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-soft);
        }

        .hot-item:last-child {
            border-bottom: none;
        }

        .hot-item .hot-rank {
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 700;
            color: var(--accent-red);
            width: 32px;
            text-align: center;
            flex-shrink: 0;
        }

        .hot-item .hot-info {
            flex: 1;
            min-width: 0;
        }

        .hot-item .hot-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 2px;
        }

        .hot-item .hot-title a {
            color: var(--text-main);
        }

        .hot-item .hot-title a:hover {
            color: var(--accent-red);
        }

        .hot-item .hot-meta {
            font-size: 12px;
            color: var(--text-secondary);
            font-family: var(--font-mono);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            display: inline-block;
            font-size: 13px;
            padding: 6px 12px;
            border-radius: 6px;
            background: var(--bg-cream);
            border: 1px solid var(--border-soft);
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .tag-cloud a:hover {
            background: var(--primary-dark);
            color: #fff;
            border-color: var(--primary-dark);
        }

        /* Feature match deep preview */
        .feature-match {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            background: var(--primary-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
            color: #E8EDE6;
        }

        .feature-match .feature-image {
            position: relative;
            min-height: 320px;
        }

        .feature-match .feature-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .feature-match .feature-image::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60%;
            background: linear-gradient(to top, rgba(18, 58, 47, 0.92), transparent);
            pointer-events: none;
        }

        .feature-match .feature-content {
            padding: 36px 32px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .feature-match .feature-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-red);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 6px;
            align-self: flex-start;
        }

        .feature-match h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--accent-green);
            line-height: 1.4;
            margin-bottom: 0;
        }

        .feature-match p {
            font-size: 15px;
            color: #C8D1CC;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .feature-match .feature-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 4px;
        }

        .feature-match .fstat {
            text-align: center;
        }

        .feature-match .fstat-number {
            font-family: var(--font-mono);
            font-size: 24px;
            font-weight: 700;
            color: var(--accent-green-light);
            display: block;
        }

        .feature-match .fstat-label {
            font-size: 13px;
            color: #C8D1CC;
        }

        .feature-match .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border: 1px solid var(--accent-green);
            color: var(--accent-green);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            align-self: flex-start;
        }

        .feature-match .btn-outline-light:hover {
            background: var(--accent-green);
            color: var(--primary-dark);
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: var(--primary-dark);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            box-shadow: var(--shadow-card-hover);
            border: 1px solid rgba(168, 230, 65, 0.2);
        }

        .subscribe-cta .cta-text {
            flex: 1;
            min-width: 280px;
        }

        .subscribe-cta .cta-text h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--accent-green);
            margin-bottom: 8px;
        }

        .subscribe-cta .cta-text p {
            font-size: 15px;
            color: #C8D1CC;
            margin-bottom: 0;
        }

        .subscribe-cta .cta-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .subscribe-cta .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 16px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(168, 230, 65, 0.3);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 14px;
            transition: border-color var(--transition);
        }

        .subscribe-cta .cta-form input::placeholder {
            color: #A8B3AE;
        }

        .subscribe-cta .cta-form input:focus {
            border-color: var(--accent-green);
            outline: none;
        }

        .subscribe-cta .cta-form .btn-subscribe {
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 14px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .subscribe-cta .cta-form .btn-subscribe:hover {
            background: var(--accent-green-light);
            transform: translateY(-1px);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-item.open {
            border-color: var(--accent-green);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            font-family: var(--font-heading);
            transition: color var(--transition);
        }

        .faq-question:hover {
            color: var(--accent-red);
        }

        .faq-item.open .faq-question {
            color: var(--primary-dark);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--bg-cream);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .faq-item.open .faq-icon {
            background: var(--accent-green);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-deep);
            color: #C8D1CC;
            margin-top: 0;
            padding: 56px 0 0;
            border-top: 2px solid var(--accent-green);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand .logo:hover {
            color: var(--accent-green);
        }

        .footer-brand p {
            font-size: 14px;
            color: #A8B3AE;
            line-height: 1.7;
            max-width: 340px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-green);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #C8D1CC;
            font-size: 14px;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent-green);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: 13px;
            color: #8A9690;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-links a {
            color: #C8D1CC;
            font-size: 13px;
        }

        .footer-links a:hover {
            color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .list-layout {
                grid-template-columns: 1fr;
            }

            .list-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .feature-match {
                grid-template-columns: 1fr;
            }

            .feature-match .feature-image {
                min-height: 240px;
            }

            .preview-card {
                grid-template-columns: 220px 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 66px;
                left: 0;
                right: 0;
                background: var(--primary-deep);
                flex-direction: column;
                padding: 16px 24px;
                gap: 6px;
                border-bottom: 2px solid var(--accent-green);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
                overflow-y: auto;
                max-height: calc(100vh - 66px);
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                width: 100%;
                padding: 12px 16px;
                font-size: 15px;
            }

            .hamburger {
                display: flex;
            }

            .nav-cta .countdown-badge {
                display: none;
            }

            .page-head {
                padding: 32px 0 24px;
            }

            .page-head .head-content {
                flex-direction: column;
                align-items: flex-start;
            }

            .page-head .head-stats {
                gap: 20px;
            }

            .preview-card {
                grid-template-columns: 1fr;
            }

            .preview-card .card-image {
                min-height: 180px;
            }

            .preview-card .card-image img {
                position: relative;
            }

            .list-sidebar {
                grid-template-columns: 1fr;
            }

            .feature-match .feature-content {
                padding: 24px 20px;
            }

            .subscribe-cta {
                padding: 28px 20px;
                flex-direction: column;
                align-items: stretch;
            }

            .subscribe-cta .cta-form {
                flex-direction: column;
                width: 100%;
            }

            .subscribe-cta .cta-form input {
                min-width: auto;
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            h1 {
                font-size: 28px;
            }

            h2 {
                font-size: 23px;
            }

            .section {
                padding: var(--section-gap-mobile) 0;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .nav-container {
                padding: 0 16px;
            }

            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
                padding: 14px 16px;
            }

            .filter-group {
                gap: 6px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .page-head .head-stats {
                gap: 16px;
                flex-wrap: wrap;
            }

            .page-head .stat-number {
                font-size: 24px;
            }

            .feature-match .feature-stats {
                gap: 16px;
            }

            .card-meta .tag {
                font-size: 11px;
                padding: 2px 8px;
            }
        }

/* roulang page: category2 */
:root {
            --primary-dark: #14352C;
            --primary-deep: #123A2F;
            --accent-green: #A8E641;
            --accent-green-light: #B7F04A;
            --accent-red: #F05A36;
            --accent-red-soft: #F2552C;
            --bg-cream: #F7F5F0;
            --card-white: #FFFFFF;
            --text-main: #1A1D20;
            --text-secondary: #5C6368;
            --border-soft: #E4E0D8;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --shadow-card: 0 6px 18px rgba(20, 53, 44, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(20, 53, 44, 0.12);
            --font-heading: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'DIN Alternate', 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap: 64px;
            --section-gap-mobile: 44px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
        }
        a:hover {
            color: var(--accent-red);
        }
        button,
        input,
        textarea,
        select {
            font-family: var(--font-body);
            font-size: 15px;
            color: var(--text-main);
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 3px;
            border-radius: var(--radius-btn);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background-color: var(--card-white);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }
        .section-deep {
            background-color: var(--primary-dark);
            color: #E8EDE6;
        }
        .section-deep h2,
        .section-deep h3 {
            color: var(--accent-green);
        }
        .section-header {
            margin-bottom: 32px;
        }
        .section-header .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-red);
            margin-bottom: 10px;
        }
        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--primary-dark);
            margin-bottom: 12px;
            font-family: var(--font-heading);
        }
        .section-header p.subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin-bottom: 0;
            line-height: 1.75;
        }
        .section-deep .section-header p.subtitle {
            color: #C8D1CC;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-deep);
            border-bottom: 2px solid var(--accent-green);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }
        .nav-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 66px;
            gap: 12px;
            flex-wrap: nowrap;
            position: relative;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 22px;
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .logo:hover {
            color: var(--accent-green);
        }
        .logo-emblem {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-dark);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 2px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(168, 230, 65, 0.4) transparent;
            padding: 4px 0;
            flex-shrink: 1;
            min-width: 0;
        }
        .nav-links::-webkit-scrollbar {
            height: 3px;
        }
        .nav-links::-webkit-scrollbar-track {
            background: transparent;
        }
        .nav-links::-webkit-scrollbar-thumb {
            background: rgba(168, 230, 65, 0.4);
            border-radius: 10px;
        }
        .nav-links a {
            color: #C8D1CC;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: color var(--transition), background-color var(--transition);
            flex-shrink: 0;
        }
        .nav-links a:hover {
            color: var(--accent-green);
            background-color: rgba(168, 230, 65, 0.1);
        }
        .nav-links a.active {
            color: var(--accent-green);
            background-color: rgba(168, 230, 65, 0.15);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            padding: 9px 18px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background-color var(--transition), transform var(--transition);
            flex-shrink: 0;
        }
        .nav-cta:hover {
            background: var(--accent-green-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }
        .nav-badge {
            display: inline-flex;
            align-items: center;
            background: var(--accent-red);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 8px;
            border-radius: 20px;
            margin-left: 6px;
            white-space: nowrap;
            letter-spacing: 0.03em;
        }
        .nav-toggle {
            display: none;
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.06);
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: #C8D1CC;
            border-radius: 2px;
            transition: all var(--transition);
        }
        .nav-toggle:hover span {
            background: var(--accent-green);
        }
        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-area {
            background: var(--primary-dark);
            padding: 22px 0;
            border-bottom: 1px solid rgba(168, 230, 65, 0.15);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: #C8D1CC;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: #C8D1CC;
        }
        .breadcrumb a:hover {
            color: var(--accent-green);
        }
        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.35);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--accent-green);
            font-weight: 600;
        }

        /* Category Header */
        .category-header {
            background: var(--primary-dark);
            padding: 28px 0 44px;
            border-bottom: 3px solid var(--accent-green);
            position: relative;
            overflow: hidden;
        }
        .category-header::after {
            content: '';
            position: absolute;
            right: -60px;
            top: -40px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(168, 230, 65, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-header h1 {
            font-size: 36px;
            font-weight: 700;
            color: #FFFFFF;
            font-family: var(--font-heading);
            line-height: 1.3;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .category-header h1 span {
            color: var(--accent-green);
        }
        .category-header .header-desc {
            font-size: 16px;
            color: #C8D1CC;
            max-width: 760px;
            line-height: 1.75;
            position: relative;
            z-index: 1;
        }
        .category-header .header-meta {
            display: flex;
            gap: 20px;
            margin-top: 18px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .category-header .header-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: #AAB8B0;
            font-family: var(--font-mono);
        }
        .category-header .header-meta .meta-item strong {
            color: var(--accent-green);
            font-weight: 600;
        }

        /* Filter toolbar */
        .filter-toolbar {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: -24px;
            margin-bottom: 36px;
            box-shadow: var(--shadow-card);
            position: relative;
            z-index: 2;
        }
        .filter-toolbar .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .filter-group {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .filter-btn {
            padding: 7px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid var(--border-soft);
            background: var(--bg-cream);
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-btn:hover {
            border-color: var(--accent-green);
            color: var(--primary-dark);
            background: #F0F5E8;
        }
        .filter-btn.active {
            background: var(--primary-dark);
            color: var(--accent-green);
            border-color: var(--primary-dark);
            font-weight: 600;
        }

        /* List cards */
        .list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .article-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .article-card .card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #EAE7E0;
            flex-shrink: 0;
        }
        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        .article-card:hover .card-img img {
            transform: scale(1.03);
        }
        .article-card .card-img .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent-red);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.03em;
        }
        .article-card .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }
        .article-card .card-date {
            font-size: 13px;
            color: var(--text-secondary);
            font-family: var(--font-mono);
            margin-bottom: 8px;
        }
        .article-card .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.45;
            margin-bottom: 10px;
            font-family: var(--font-heading);
        }
        .article-card .card-excerpt {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 14px;
            flex-grow: 1;
        }
        .article-card .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-red);
            transition: color var(--transition);
            cursor: pointer;
            align-self: flex-start;
        }
        .article-card .read-more:hover {
            color: var(--accent-red-soft);
        }
        .article-card .read-more .arrow {
            transition: transform var(--transition);
            font-size: 16px;
        }
        .article-card .read-more:hover .arrow {
            transform: translateX(3px);
        }

        /* Data table section */
        .data-overview {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: stretch;
        }
        .data-table-wrap {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .data-table-wrap .table-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            background: var(--primary-dark);
            color: #fff;
        }
        .data-table-wrap .table-header h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--accent-green);
            font-family: var(--font-heading);
        }
        .data-table-wrap .table-header .update-tag {
            font-size: 12px;
            color: #AAB8B0;
            font-family: var(--font-mono);
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }
        .data-table th {
            background: #F0EDE6;
            padding: 10px 14px;
            text-align: left;
            font-weight: 600;
            font-size: 13px;
            color: var(--text-secondary);
            border-bottom: 2px solid var(--border-soft);
            white-space: nowrap;
        }
        .data-table td {
            padding: 10px 14px;
            border-bottom: 1px solid #F0EDE6;
            font-family: var(--font-mono);
            font-size: 13px;
            white-space: nowrap;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table tr:hover td {
            background: #FAF9F6;
        }
        .data-table .team-name {
            font-family: var(--font-body);
            font-weight: 500;
            font-size: 14px;
            color: var(--text-main);
        }
        .data-table .highlight-row td {
            background: #F0F5E8;
            font-weight: 600;
        }
        .trend-info {
            background: var(--primary-dark);
            border-radius: var(--radius-card);
            padding: 28px 26px;
            color: #E8EDE6;
            display: flex;
            flex-direction: column;
            justify-content: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .trend-info::before {
            content: '';
            position: absolute;
            left: -30px;
            bottom: -50px;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(168, 230, 65, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .trend-info h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--accent-green);
            margin-bottom: 12px;
            font-family: var(--font-heading);
            position: relative;
            z-index: 1;
        }
        .trend-info p {
            font-size: 15px;
            color: #C8D1CC;
            line-height: 1.75;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .trend-info .trend-stats {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .trend-info .trend-stat {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-btn);
            padding: 10px 16px;
            font-size: 13px;
        }
        .trend-info .trend-stat strong {
            display: block;
            font-size: 20px;
            color: var(--accent-green);
            font-family: var(--font-mono);
            margin-bottom: 2px;
        }

        /* Hot entries */
        .hot-entries {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .hot-entry {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 18px;
            text-align: left;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .hot-entry:hover {
            border-color: var(--accent-green);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .hot-entry .hot-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
            color: var(--accent-green);
        }
        .hot-entry .hot-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary-dark);
            margin-bottom: 2px;
            font-family: var(--font-heading);
        }
        .hot-entry .hot-info p {
            font-size: 12px;
            color: var(--text-secondary);
            margin: 0;
        }

        /* Deep dive */
        .deep-dive {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }
        .deep-dive .deep-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 4 / 3;
            background: #EAE7E0;
        }
        .deep-dive .deep-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .deep-dive .deep-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            font-family: var(--font-heading);
            line-height: 1.4;
        }
        .deep-dive .deep-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: var(--primary-dark);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .subscribe-cta::before {
            content: '';
            position: absolute;
            left: 50%;
            top: -80px;
            transform: translateX(-50%);
            width: 400px;
            height: 200px;
            background: radial-gradient(ellipse, rgba(168, 230, 65, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .subscribe-cta h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            font-family: var(--font-heading);
            position: relative;
            z-index: 1;
        }
        .subscribe-cta h2 span {
            color: var(--accent-green);
        }
        .subscribe-cta p {
            font-size: 15px;
            color: #C8D1CC;
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.75;
            position: relative;
            z-index: 1;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition), background-color var(--transition);
        }
        .subscribe-form input::placeholder {
            color: #8A9A92;
        }
        .subscribe-form input:focus {
            border-color: var(--accent-green);
            background: rgba(255, 255, 255, 0.12);
        }
        .subscribe-form .btn-primary {
            padding: 12px 24px;
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .subscribe-form .btn-primary:hover {
            background: var(--accent-green-light);
            transform: translateY(-1px);
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .faq-item.open {
            border-color: var(--accent-green);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            font-family: var(--font-heading);
            transition: background-color var(--transition);
            width: 100%;
            text-align: left;
            user-select: none;
        }
        .faq-question:hover {
            background: #F0F5E8;
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-dark);
            color: var(--accent-green);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
            transition: transform var(--transition);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--accent-green);
            color: var(--primary-dark);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-deep);
            color: #C8D1CC;
            padding: 48px 0 24px;
            border-top: 3px solid var(--accent-green);
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .logo {
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: #8A9A92;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            font-family: var(--font-heading);
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #8A9A92;
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent-green);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: #8A9A92;
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-links a {
            color: #8A9A92;
            font-size: 13px;
        }
        .footer-links a:hover {
            color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .data-overview {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hot-entries {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-dive {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--primary-deep);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px;
                gap: 2px;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
                overflow-y: auto;
                max-height: 60vh;
            }
            .nav-links.mobile-open {
                display: flex;
            }
            .nav-links a {
                padding: 12px 14px;
                font-size: 15px;
                border-radius: var(--radius-btn);
            }
            .nav-toggle {
                display: flex;
            }
            .nav-cta {
                padding: 7px 14px;
                font-size: 13px;
            }
            .category-header h1 {
                font-size: 28px;
            }
            .list-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .hot-entries {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .filter-toolbar {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .subscribe-cta {
                padding: 28px 20px;
            }
            .subscribe-cta h2 {
                font-size: 22px;
            }
            .data-table {
                font-size: 12px;
            }
            .data-table th,
            .data-table td {
                padding: 8px 10px;
                font-size: 12px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .nav-container {
                padding: 0 16px;
                gap: 8px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-emblem {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
            .category-header h1 {
                font-size: 24px;
            }
            .category-header .header-desc {
                font-size: 14px;
            }
            .article-card .card-title {
                font-size: 16px;
            }
            .article-card .card-excerpt {
                font-size: 14px;
            }
        }

/* roulang page: category4 */
:root {
            --primary-dark: #14352C;
            --primary-deep: #123A2F;
            --accent-green: #A8E641;
            --accent-green-light: #B7F04A;
            --accent-red: #F05A36;
            --accent-red-soft: #F2552C;
            --bg-cream: #F7F5F0;
            --card-white: #FFFFFF;
            --text-main: #1A1D20;
            --text-secondary: #5C6368;
            --border-soft: #E4E0D8;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --shadow-card: 0 6px 18px rgba(20, 53, 44, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(20, 53, 44, 0.12);
            --font-heading: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'DIN Alternate', 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap: 48px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition);
        }

        a:hover {
            color: var(--accent-red);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font-body);
            font-size: 15px;
            color: var(--text-main);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 3px;
            border-radius: var(--radius-btn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background-color: var(--card-white);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .section-deep {
            background-color: var(--primary-dark);
            color: #E8EDE6;
        }

        .section-deep h2,
        .section-deep h3 {
            color: var(--accent-green);
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-red);
            margin-bottom: 10px;
        }

        .section-header p.subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin-bottom: 0;
        }

        .section-deep .section-header p.subtitle {
            color: #C8D1CC;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-deep);
            border-bottom: 2px solid var(--accent-green);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }

        .nav-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 66px;
            gap: 16px;
            flex-wrap: nowrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 22px;
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .logo-emblem {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-dark);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(168, 230, 65, 0.4) transparent;
        }

        .nav-links::-webkit-scrollbar {
            height: 4px;
        }

        .nav-links::-webkit-scrollbar-track {
            background: transparent;
        }

        .nav-links::-webkit-scrollbar-thumb {
            background: rgba(168, 230, 65, 0.4);
            border-radius: 10px;
        }

        .nav-links a {
            color: #C8D1CC;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: color var(--transition), background-color var(--transition);
        }

        .nav-links a:hover {
            color: #FFFFFF;
            background-color: rgba(168, 230, 65, 0.12);
        }

        .nav-links a.active {
            color: var(--primary-dark);
            background-color: var(--accent-green);
            font-weight: 700;
        }

        .nav-cta {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-red);
            color: #FFFFFF;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            transition: background-color var(--transition), transform var(--transition);
        }

        .nav-cta:hover {
            background: var(--accent-red-soft);
            color: #FFFFFF;
            transform: translateY(-1px);
        }

        .nav-cta .badge-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 20px;
            height: 20px;
            background: rgba(255, 255, 255, 0.25);
            border-radius: 50%;
            font-size: 11px;
            font-weight: 700;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 8px;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            width: 100%;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .hamburger[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .hamburger[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Mobile nav collapse */
        .mobile-nav-collapse {
            display: none;
            background: var(--primary-deep);
            border-top: 1px solid rgba(168, 230, 65, 0.25);
            padding: 12px 24px 16px;
        }

        .mobile-nav-collapse .nav-links {
            flex-direction: column;
            align-items: flex-start;
            gap: 2px;
            overflow-x: visible;
        }

        .mobile-nav-collapse .nav-links a {
            display: block;
            width: 100%;
            padding: 10px 14px;
            font-size: 15px;
        }

        .mobile-nav-collapse .nav-cta {
            margin-top: 10px;
            width: 100%;
            justify-content: center;
        }

        /* Breadcrumb */
        .breadcrumb-wrapper {
            padding: 16px 0 0;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .breadcrumb-wrapper .breadcrumb {
            margin-bottom: 0;
        }

        .breadcrumb-wrapper a {
            color: var(--primary-dark);
            font-weight: 500;
        }

        .breadcrumb-wrapper a:hover {
            color: var(--accent-red);
        }

        .breadcrumb-wrapper .breadcrumb-item.active {
            color: var(--text-secondary);
        }

        /* Hero / H1 category header */
        .category-hero {
            padding: 32px 0 28px;
            background: var(--card-white);
            border-bottom: 1px solid var(--border-soft);
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--primary-dark);
            margin-bottom: 16px;
            font-family: var(--font-heading);
        }

        .category-hero .lead {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 820px;
            margin-bottom: 0;
            line-height: 1.9;
        }

        .category-hero .stat-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 20px;
        }

        .stat-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-cream);
            border: 1px solid var(--border-soft);
            border-radius: 999px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
        }

        .stat-badge strong {
            color: var(--primary-dark);
            font-weight: 700;
            font-family: var(--font-mono);
        }

        /* Filter toolbar */
        .filter-toolbar {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
        }

        .filter-toolbar .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-toolbar label {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
        }

        .filter-toolbar select,
        .filter-toolbar input[type="text"] {
            background: var(--bg-cream);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-input);
            padding: 9px 12px;
            font-size: 14px;
            min-width: 140px;
            color: var(--text-main);
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .filter-toolbar select:focus,
        .filter-toolbar input[type="text"]:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(168, 230, 65, 0.2);
            outline: none;
        }

        .filter-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-dark);
            color: #FFFFFF;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .filter-btn:hover {
            background: var(--primary-deep);
            color: #FFFFFF;
            transform: translateY(-1px);
        }

        .filter-reset {
            display: inline-flex;
            align-items: center;
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 10px;
            transition: color var(--transition);
        }

        .filter-reset:hover {
            color: var(--accent-red);
        }

        /* List cards */
        .list-card {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 20px;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 18px;
            transition: box-shadow var(--transition), transform var(--transition);
            margin-bottom: 18px;
        }

        .list-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .list-card .card-img {
            border-radius: var(--radius-btn);
            overflow: hidden;
            background: var(--bg-cream);
            height: 180px;
            width: 100%;
        }

        .list-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .list-card:hover .card-img img {
            transform: scale(1.03);
        }

        .list-card .card-body {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .list-card .card-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 8px;
        }

        .list-card .card-tag {
            display: inline-block;
            background: rgba(20, 53, 44, 0.08);
            color: var(--primary-dark);
            border-radius: 999px;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
        }

        .list-card .card-date {
            font-size: 13px;
            color: var(--text-secondary);
            font-family: var(--font-mono);
        }

        .list-card h3 {
            font-size: 20px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .list-card .card-summary {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .list-card .card-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .read-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            color: var(--primary-dark);
            border: 1px solid var(--primary-dark);
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            transition: background-color var(--transition), color var(--transition);
        }

        .read-more-btn:hover {
            background: var(--primary-dark);
            color: #FFFFFF;
        }

        /* Sidebar / trending */
        .sidebar-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 20px;
            margin-bottom: 20px;
        }

        .sidebar-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-soft);
        }

        .trending-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-soft);
        }

        .trending-item:last-child {
            border-bottom: none;
        }

        .trending-rank {
            font-size: 20px;
            font-weight: 800;
            color: var(--accent-red);
            font-family: var(--font-mono);
            width: 32px;
            text-align: center;
            flex-shrink: 0;
        }

        .trending-item .trending-title {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            line-height: 1.5;
        }

        .trending-item .trending-stat {
            font-size: 13px;
            color: var(--text-secondary);
            font-family: var(--font-mono);
        }

        /* Data trend section */
        .data-trend-section {
            background: var(--card-white);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .trend-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }

        .trend-table th {
            background: var(--primary-dark);
            color: #FFFFFF;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
            white-space: nowrap;
        }

        .trend-table td {
            padding: 11px 16px;
            border-bottom: 1px solid var(--border-soft);
            color: var(--text-main);
            font-size: 14px;
        }

        .trend-table tr:hover td {
            background: rgba(168, 230, 65, 0.06);
        }

        .trend-table .mono {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--primary-dark);
        }

        .trend-table .highlight-green {
            color: #2E7D32;
            font-weight: 700;
        }

        .trend-table .highlight-red {
            color: var(--accent-red);
            font-weight: 700;
        }

        /* CTA section */
        .cta-section {
            background: var(--primary-dark);
            border-radius: var(--radius-card);
            padding: 44px 40px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(168, 230, 65, 0.25), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h2 {
            color: #FFFFFF;
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            font-family: var(--font-heading);
        }

        .cta-section p {
            color: #C8D1CC;
            font-size: 16px;
            line-height: 1.8;
            max-width: 620px;
            margin-bottom: 24px;
        }

        .cta-section .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-green);
            color: var(--primary-dark);
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            transition: background-color var(--transition), transform var(--transition);
            position: relative;
            z-index: 1;
        }

        .cta-section .cta-btn:hover {
            background: var(--accent-green-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .cta-section .cta-tag {
            display: inline-block;
            background: rgba(240, 90, 54, 0.2);
            color: var(--accent-red);
            border: 1px solid rgba(240, 90, 54, 0.4);
            border-radius: 999px;
            padding: 4px 14px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        /* FAQ */
        .accordion-button {
            background: var(--card-white);
            color: var(--text-main);
            font-weight: 600;
            font-size: 16px;
            padding: 18px 20px;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-btn) !important;
            transition: background-color var(--transition), border-color var(--transition);
        }

        .accordion-button:not(.collapsed) {
            background: var(--primary-dark);
            color: #FFFFFF;
            border-color: var(--primary-dark);
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(168, 230, 65, 0.3);
            border-color: var(--accent-green);
        }

        .accordion-item {
            border: none;
            margin-bottom: 12px;
            border-radius: var(--radius-btn) !important;
            overflow: hidden;
        }

        .accordion-body {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-top: none;
            border-radius: 0 0 var(--radius-btn) var(--radius-btn);
            padding: 18px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: #C8D1CC;
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .logo {
            color: #FFFFFF;
            font-size: 20px;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            color: #9AA5A0;
            line-height: 1.8;
            max-width: 320px;
            margin-bottom: 0;
        }

        .footer-col h4 {
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #9AA5A0;
            font-size: 14px;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent-green);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: #9AA5A0;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-links a {
            color: #C8D1CC;
            font-size: 13px;
        }

        .footer-links a:hover {
            color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .list-card {
                grid-template-columns: 220px 1fr;
                gap: 16px;
            }

            .list-card .card-img {
                height: 160px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .nav-cta {
                display: none;
            }

            .mobile-nav-collapse .nav-cta {
                display: inline-flex;
            }

            .category-hero h1 {
                font-size: 28px;
            }

            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
            }

            .filter-toolbar .filter-group {
                flex-wrap: wrap;
            }

            .filter-toolbar select,
            .filter-toolbar input[type="text"] {
                min-width: 100%;
                flex: 1;
            }

            .list-card {
                grid-template-columns: 1fr;
                padding: 14px;
            }

            .list-card .card-img {
                height: 180px;
            }

            .list-card h3 {
                font-size: 18px;
            }

            .cta-section {
                padding: 32px 24px;
            }

            .cta-section h2 {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .trend-table {
                font-size: 12px;
            }

            .trend-table th,
            .trend-table td {
                padding: 8px 10px;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 24px;
            }

            .section {
                padding: 32px 0;
            }

            .container {
                padding: 0 16px;
            }

            .nav-container {
                padding: 0 16px;
            }

            .list-card .card-img {
                height: 160px;
            }

            .read-more-btn {
                padding: 7px 14px;
                font-size: 13px;
            }

            .cta-section h2 {
                font-size: 21px;
            }

            .stat-badge {
                font-size: 12px;
                padding: 4px 10px;
            }
        }

/* roulang page: category6 */
:root {
            --primary-dark: #14352C;
            --primary-deep: #123A2F;
            --accent-green: #A8E641;
            --accent-green-light: #B7F04A;
            --accent-red: #F05A36;
            --accent-red-soft: #F2552C;
            --bg-cream: #F7F5F0;
            --card-white: #FFFFFF;
            --text-main: #1A1D20;
            --text-secondary: #5C6368;
            --border-soft: #E4E0D8;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --shadow-card: 0 6px 18px rgba(20, 53, 44, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(20, 53, 44, 0.12);
            --font-heading: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'DIN Alternate', 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap: 56px;
            --section-gap-mobile: 40px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition);
        }

        a:hover {
            color: var(--accent-red);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font-body);
            font-size: 15px;
            color: var(--text-main);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 3px;
            border-radius: var(--radius-btn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background-color: var(--card-white);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .section-deep {
            background-color: var(--primary-dark);
            color: #E8EDE6;
        }

        .section-deep h2,
        .section-deep h3 {
            color: var(--accent-green);
        }

        .section-header {
            margin-bottom: 32px;
        }

        .section-header .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-red);
            margin-bottom: 8px;
        }

        .section-header p.subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin-bottom: 0;
        }

        .section-deep .section-header p.subtitle {
            color: #C8D1CC;
        }

        .section-header h2 {
            font-size: 28px;
            line-height: 1.35;
            color: var(--primary-dark);
            font-family: var(--font-heading);
            letter-spacing: -0.01em;
            margin-bottom: 8px;
        }

        .section-deep .section-header h2 {
            color: var(--accent-green);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-deep);
            border-bottom: 2px solid var(--accent-green);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }

        .nav-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 66px;
            gap: 16px;
            flex-wrap: nowrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 22px;
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .logo-emblem {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-dark);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(168, 230, 65, 0.4) transparent;
        }

        .nav-links::-webkit-scrollbar {
            height: 4px;
        }

        .nav-links::-webkit-scrollbar-track {
            background: transparent;
        }

        .nav-links::-webkit-scrollbar-thumb {
            background: rgba(168, 230, 65, 0.4);
            border-radius: 10px;
        }

        .nav-links a {
            color: #C8D1CC;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: color var(--transition), background-color var(--transition);
        }

        .nav-links a:hover {
            color: var(--accent-green);
            background-color: rgba(168, 230, 65, 0.08);
        }

        .nav-links a.active {
            color: var(--primary-dark);
            background-color: var(--accent-green);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 14px;
            padding: 9px 18px;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background-color: var(--accent-green-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .nav-badge {
            display: inline-flex;
            align-items: center;
            background: var(--accent-red);
            color: #FFF;
            font-size: 12px;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 20px;
            margin-left: 6px;
            white-space: nowrap;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
            flex-shrink: 0;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #FFF;
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            background-color: var(--bg-cream);
            padding: 14px 0;
            border-bottom: 1px solid var(--border-soft);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--primary-dark);
            font-weight: 500;
        }

        .breadcrumb a:hover {
            color: var(--accent-red);
        }

        .breadcrumb .sep {
            color: #B8B4AA;
            user-select: none;
        }

        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 600;
        }

        /* Page Header */
        .page-header {
            background-color: var(--primary-dark);
            background-image: linear-gradient(180deg, rgba(20, 53, 44, 0.88) 0%, rgba(18, 58, 47, 0.94) 100%), url('/assets/images/4f4689adf0ba2aba.webp');
            background-size: cover;
            background-position: center;
            color: #FFFFFF;
            padding: 48px 0 44px;
            position: relative;
        }

        .page-header h1 {
            font-size: 36px;
            line-height: 1.3;
            font-family: var(--font-heading);
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .page-header h1 .highlight {
            color: var(--accent-green);
        }

        .page-header .header-desc {
            font-size: 16px;
            color: #C8D1CC;
            max-width: 760px;
            line-height: 1.85;
            margin-bottom: 0;
        }

        .page-header .header-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 18px;
        }

        .header-meta .tag-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(168, 230, 65, 0.14);
            color: var(--accent-green);
            border: 1px solid rgba(168, 230, 65, 0.3);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 20px;
        }

        .header-meta .update-time {
            color: #A8B3AC;
            font-size: 14px;
            font-family: var(--font-mono);
            letter-spacing: 0.01em;
        }

        /* Filter Toolbar */
        .filter-toolbar {
            background-color: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            box-shadow: var(--shadow-card);
            margin-top: 24px;
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-group .label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            white-space: nowrap;
        }

        .filter-btn {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid var(--border-soft);
            background: var(--bg-cream);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-btn:hover {
            border-color: var(--accent-green);
            color: var(--primary-dark);
            background: #F0F7E0;
        }

        .filter-btn.active {
            background: var(--primary-dark);
            color: #FFF;
            border-color: var(--primary-dark);
            font-weight: 600;
        }

        .filter-select {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            padding: 6px 12px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border-soft);
            background: var(--bg-cream);
            cursor: pointer;
            transition: border-color var(--transition);
        }

        .filter-select:focus {
            border-color: var(--accent-green);
            outline: none;
        }

        /* List Layout */
        .list-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 320px;
            gap: 28px;
            align-items: start;
        }

        /* Article Cards */
        .article-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: flex;
            flex-direction: row;
            transition: box-shadow var(--transition), transform var(--transition);
            margin-bottom: 18px;
        }

        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .article-card .card-img {
            width: 220px;
            min-height: 180px;
            flex-shrink: 0;
            overflow: hidden;
            background-color: #E8E4DB;
        }

        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .article-card .card-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .card-body .card-top {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .card-top .card-date {
            font-size: 13px;
            color: var(--text-secondary);
            font-family: var(--font-mono);
            letter-spacing: 0.01em;
        }

        .card-top .card-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-red);
            background: rgba(240, 90, 54, 0.1);
            padding: 3px 10px;
            border-radius: 20px;
            white-space: nowrap;
        }

        .card-body h3 {
            font-size: 18px;
            line-height: 1.45;
            font-family: var(--font-heading);
            color: var(--primary-dark);
            margin: 0;
            letter-spacing: -0.005em;
        }

        .card-body .card-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 2px;
        }

        .card-body .read-more {
            align-self: flex-start;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
            border-bottom: 1px solid var(--accent-green);
            padding-bottom: 2px;
            transition: color var(--transition), border-color var(--transition);
        }

        .card-body .read-more:hover {
            color: var(--accent-red);
            border-color: var(--accent-red);
        }

        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 20px;
        }

        .sidebar-card h4 {
            font-size: 16px;
            font-weight: 700;
            font-family: var(--font-heading);
            color: var(--primary-dark);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-soft);
        }

        .hot-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .hot-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding-bottom: 12px;
            border-bottom: 1px solid #F0EDE6;
        }

        .hot-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .hot-rank {
            font-size: 16px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--accent-red);
            width: 28px;
            flex-shrink: 0;
        }

        .hot-list .hot-info {
            flex: 1;
            min-width: 0;
        }

        .hot-info .hot-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .hot-info .hot-meta {
            font-size: 12px;
            color: var(--text-secondary);
            font-family: var(--font-mono);
            margin-top: 3px;
        }

        .trend-bars {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .trend-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .trend-item .trend-label {
            width: 72px;
            flex-shrink: 0;
            font-weight: 500;
        }

        .trend-item .trend-bar-wrap {
            flex: 1;
            height: 8px;
            background: #EDE9E0;
            border-radius: 10px;
            overflow: hidden;
        }

        .trend-item .trend-bar {
            height: 100%;
            border-radius: 10px;
            background: var(--accent-green);
        }

        .trend-item .trend-val {
            width: 44px;
            text-align: right;
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-main);
            font-weight: 600;
        }

        /* Data Note Section */
        .data-note-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .data-note-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .data-note-card .num {
            font-size: 30px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--primary-dark);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .data-note-card .num .unit {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-left: 3px;
        }

        .data-note-card .label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        .data-note-card .accent-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-red);
            margin-right: 6px;
        }

        /* CTA Section */
        .cta-section {
            background-color: var(--primary-dark);
            background-image: linear-gradient(135deg, rgba(20, 53, 44, 0.92) 0%, rgba(18, 58, 47, 0.96) 100%), url('/assets/images/2df3b38599671186.webp');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-card);
            padding: 40px 36px;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
        }

        .cta-section h2 {
            font-size: 24px;
            line-height: 1.35;
            font-family: var(--font-heading);
            color: #FFFFFF;
            margin-bottom: 6px;
        }

        .cta-section p {
            font-size: 15px;
            color: #C8D1CC;
            margin: 0;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .cta-btn:hover {
            background-color: var(--accent-green-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .cta-note {
            font-size: 12px;
            color: #8AA096;
            letter-spacing: 0.02em;
        }

        /* FAQ */
        .faq-list {
            max-width: 850px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }

        .faq-item.active {
            box-shadow: var(--shadow-card-hover);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            font-family: var(--font-heading);
            color: var(--primary-dark);
            text-align: left;
            cursor: pointer;
            transition: background-color var(--transition);
            background: none;
            border: none;
        }

        .faq-question:hover {
            background-color: #F8F6F0;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--bg-cream);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 16px;
            transition: transform var(--transition), background-color var(--transition);
        }

        .faq-item.active .faq-icon {
            background: var(--accent-green);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
        }

        .faq-item.active .faq-answer {
            max-height: 240px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-deep);
            color: #C8D1CC;
            padding: 48px 0 24px;
            border-top: 2px solid var(--accent-green);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.85;
            color: #A8B3AC;
            margin-top: 10px;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            font-family: var(--font-heading);
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #A8B3AC;
            font-size: 14px;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent-green);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: #8AA096;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: #8AA096;
            font-size: 13px;
        }

        .footer-links a:hover {
            color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-links a {
                font-size: 13px;
                padding: 8px 10px;
            }

            .nav-cta {
                font-size: 13px;
                padding: 8px 14px;
            }

            .data-note-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .list-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
        }

        @media (max-width: 768px) {
            .nav-container {
                flex-wrap: wrap;
                padding: 10px 16px;
                gap: 10px;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 66px;
                left: 0;
                right: 0;
                background: var(--primary-deep);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px;
                gap: 4px;
                border-bottom: 2px solid var(--accent-green);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
                overflow-y: auto;
                max-height: calc(100vh - 66px);
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                padding: 12px 14px;
                font-size: 15px;
                border-radius: var(--radius-btn);
            }

            .nav-badge {
                font-size: 11px;
                padding: 2px 6px;
                margin-left: 4px;
            }

            .nav-cta {
                padding: 8px 14px;
                font-size: 13px;
            }

            .page-header h1 {
                font-size: 28px;
            }

            .page-header .header-desc {
                font-size: 15px;
            }

            .article-card {
                flex-direction: column;
            }

            .article-card .card-img {
                width: 100%;
                min-height: 180px;
            }

            .filter-toolbar {
                flex-direction: column;
                align-items: flex-start;
                padding: 14px 16px;
            }

            .data-note-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .cta-section {
                padding: 28px 22px;
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-section h2 {
                font-size: 20px;
            }

            .cta-btn {
                width: 100%;
                justify-content: center;
            }

            .sidebar {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }

            .section {
                padding: var(--section-gap-mobile) 0;
            }

            .section-header h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .logo {
                font-size: 19px;
            }

            .logo-emblem {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }

            .page-header h1 {
                font-size: 24px;
            }

            .page-header .header-desc {
                font-size: 14px;
            }

            .header-meta .tag-chip {
                font-size: 12px;
                padding: 4px 10px;
            }

            .card-body h3 {
                font-size: 16px;
            }

            .card-body .card-summary {
                font-size: 13px;
                -webkit-line-clamp: 3;
            }

            .article-card .card-img {
                min-height: 160px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .faq-question {
                font-size: 15px;
                padding: 15px 16px;
            }

            .faq-answer p {
                font-size: 14px;
            }

            .cta-section h2 {
                font-size: 18px;
            }
        }

/* roulang page: category5 */
:root {
            --primary-dark: #14352C;
            --primary-deep: #123A2F;
            --accent-green: #A8E641;
            --accent-green-light: #B7F04A;
            --accent-red: #F05A36;
            --accent-red-soft: #F2552C;
            --bg-cream: #F7F5F0;
            --card-white: #FFFFFF;
            --text-main: #1A1D20;
            --text-secondary: #5C6368;
            --border-soft: #E4E0D8;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --shadow-card: 0 6px 18px rgba(20, 53, 44, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(20, 53, 44, 0.12);
            --font-heading: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'DIN Alternate', 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap: 56px;
            --section-gap-mobile: 40px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition);
        }

        a:hover {
            color: var(--accent-red);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font-body);
            font-size: 15px;
            color: var(--text-main);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 3px;
            border-radius: var(--radius-btn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background-color: var(--card-white);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .section-deep {
            background-color: var(--primary-dark);
            color: #E8EDE6;
            border-radius: var(--radius-card);
        }

        .section-deep h2,
        .section-deep h3 {
            color: var(--accent-green);
        }

        .section-header {
            margin-bottom: 32px;
        }

        .section-header .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-red);
            margin-bottom: 10px;
        }

        .section-header p.subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin-bottom: 0;
        }

        .section-deep .section-header p.subtitle {
            color: #C8D1CC;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            line-height: 1.4;
            font-weight: 700;
            color: var(--text-main);
        }

        h1 {
            font-size: clamp(28px, 4vw, 40px);
            letter-spacing: -0.02em;
        }

        h2 {
            font-size: clamp(24px, 3vw, 30px);
            letter-spacing: -0.01em;
        }

        h3 {
            font-size: clamp(18px, 2.2vw, 21px);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-deep);
            border-bottom: 2px solid var(--accent-green);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }

        .nav-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 66px;
            gap: 16px;
            flex-wrap: nowrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 22px;
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .logo-emblem {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-dark);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(168, 230, 65, 0.4) transparent;
        }

        .nav-links::-webkit-scrollbar {
            height: 4px;
        }

        .nav-links::-webkit-scrollbar-track {
            background: transparent;
        }

        .nav-links::-webkit-scrollbar-thumb {
            background: rgba(168, 230, 65, 0.4);
            border-radius: 10px;
        }

        .nav-links a {
            color: #C8D1CC;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: color var(--transition), background-color var(--transition);
        }

        .nav-links a:hover {
            color: var(--accent-green);
            background-color: rgba(168, 230, 65, 0.08);
        }

        .nav-links a.active {
            color: var(--accent-green);
            background-color: rgba(168, 230, 65, 0.12);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 14px;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--accent-green-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .nav-cta .badge-dot {
            width: 8px;
            height: 8px;
            background: var(--accent-red);
            border-radius: 50%;
            display: inline-block;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.06);
            flex-shrink: 0;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-nav {
            padding: 20px 0 0;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .breadcrumb-nav a {
            color: var(--text-secondary);
        }

        .breadcrumb-nav a:hover {
            color: var(--accent-red);
        }

        .breadcrumb-nav .separator {
            margin: 0 8px;
            color: #B8B4AC;
        }

        /* H1 Hero Zone */
        .h1-zone {
            position: relative;
            padding: 40px 0 48px;
            background-image: url('/assets/images/4f4689adf0ba2aba.webp');
            background-size: cover;
            background-position: center;
            border-radius: 0;
            overflow: hidden;
            color: #FFFFFF;
        }

        .h1-zone::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(20, 53, 44, 0.92) 0%, rgba(18, 58, 47, 0.78) 45%, rgba(20, 53, 44, 0.7) 100%);
            z-index: 1;
        }

        .h1-zone .container {
            position: relative;
            z-index: 2;
        }

        .h1-zone h1 {
            color: #FFFFFF;
            font-size: clamp(28px, 4.2vw, 42px);
            margin-bottom: 14px;
            max-width: 720px;
        }

        .h1-zone .h1-subtitle {
            color: #E8EDE6;
            font-size: 17px;
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 24px;
        }

        .h1-points {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            margin-bottom: 28px;
            padding: 0;
        }

        .h1-points li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            color: #E8EDE6;
            background: rgba(255, 255, 255, 0.08);
            padding: 8px 14px;
            border-radius: 8px;
            backdrop-filter: blur(4px);
        }

        .h1-points li .point-icon {
            color: var(--accent-green);
            font-weight: 700;
            font-size: 16px;
        }

        .h1-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 16px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
            border: none;
        }

        .btn-primary:hover {
            background: var(--accent-green-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(168, 230, 65, 0.3);
            color: var(--primary-dark);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 16px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.4);
            transition: border-color var(--transition), background-color var(--transition), color var(--transition);
        }

        .btn-outline-light:hover {
            border-color: var(--accent-green);
            background: rgba(168, 230, 65, 0.1);
            color: var(--accent-green);
        }

        .countdown-circle-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .countdown-svg {
            width: 110px;
            height: 110px;
            flex-shrink: 0;
        }

        .countdown-svg .progress-bg {
            fill: none;
            stroke: rgba(255, 255, 255, 0.15);
            stroke-width: 8;
        }

        .countdown-svg .progress-fg {
            fill: none;
            stroke: var(--accent-green);
            stroke-width: 8;
            stroke-linecap: round;
            transition: stroke-dashoffset 0.4s ease;
        }

        .countdown-text {
            text-align: center;
        }

        .countdown-text .countdown-label {
            display: block;
            font-size: 12px;
            color: #C8D1CC;
            letter-spacing: 0.05em;
            margin-bottom: 4px;
        }

        .countdown-text .countdown-time {
            display: block;
            font-family: var(--font-mono);
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
        }

        .countdown-text .countdown-match {
            display: inline-block;
            margin-top: 6px;
            font-size: 13px;
            background: var(--accent-red);
            color: #FFFFFF;
            padding: 3px 10px;
            border-radius: 999px;
            font-weight: 600;
        }

        /* Filter Bar */
        .filter-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 14px 18px;
            box-shadow: var(--shadow-card);
        }

        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .filter-tag {
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid var(--border-soft);
            color: var(--text-secondary);
            background: var(--bg-cream);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--accent-green);
            color: var(--primary-dark);
            background: #F0F7E0;
        }

        .filter-tag.active {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: var(--accent-green);
            font-weight: 600;
        }

        .filter-select {
            padding: 8px 14px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border-soft);
            background: var(--card-white);
            font-size: 14px;
            color: var(--text-main);
            min-width: 150px;
            cursor: pointer;
        }

        /* Topic List */
        .topic-list-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            align-items: flex-start;
        }

        .topic-list-main {
            flex: 1 1 0;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .topic-list-sidebar {
            flex: 0 0 300px;
            max-width: 300px;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .topic-card {
            display: flex;
            gap: 16px;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 16px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }

        .topic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(168, 230, 65, 0.5);
        }

        .topic-card .topic-thumb {
            flex: 0 0 150px;
            width: 150px;
            height: 130px;
            border-radius: 10px;
            overflow: hidden;
            background: var(--border-soft);
        }

        .topic-card .topic-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .topic-card .topic-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .topic-card .topic-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 6px;
        }

        .topic-card .topic-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            background: #F0F7E0;
            color: var(--primary-dark);
        }

        .topic-card .topic-tag.tag-hot {
            background: rgba(240, 90, 54, 0.12);
            color: var(--accent-red);
        }

        .topic-card .topic-tag.tag-vote {
            background: rgba(168, 230, 65, 0.18);
            color: var(--primary-dark);
        }

        .topic-card .topic-date {
            font-size: 13px;
            color: var(--text-secondary);
            font-family: var(--font-mono);
        }

        .topic-card .topic-title {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 6px;
            color: var(--text-main);
            letter-spacing: -0.01em;
        }

        .topic-card .topic-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .topic-card .topic-read-more {
            align-self: flex-start;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition);
        }

        .topic-card .topic-read-more:hover {
            color: var(--accent-red);
        }

        .topic-card .topic-read-more::after {
            content: '→';
            transition: transform var(--transition);
        }

        .topic-card .topic-read-more:hover::after {
            transform: translateX(3px);
        }

        /* Sidebar hot list */
        .hot-sidebar {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
        }

        .hot-sidebar h3 {
            font-size: 18px;
            margin-bottom: 16px;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hot-sidebar h3 .hot-icon {
            color: var(--accent-red);
        }

        .hot-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .hot-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-soft);
        }

        .hot-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .hot-rank {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 6px;
            background: var(--primary-dark);
            color: var(--accent-green);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 13px;
            font-family: var(--font-mono);
        }

        .hot-rank.rank-1 {
            background: var(--accent-red);
            color: #FFFFFF;
        }

        .hot-rank.rank-2 {
            background: #E89B2D;
            color: #FFFFFF;
        }

        .hot-rank.rank-3 {
            background: #B8893B;
            color: #FFFFFF;
        }

        .hot-item-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
        }

        .hot-item-meta {
            font-size: 12px;
            color: var(--text-secondary);
            display: block;
        }

        .sidebar-entry-link {
            display: inline-block;
            margin-top: 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
            border-top: 1px solid var(--border-soft);
            padding-top: 12px;
            width: 100%;
            text-align: center;
        }

        .sidebar-entry-link:hover {
            color: var(--accent-red);
        }

        /* Stats */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .stat-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            box-shadow: var(--shadow-card);
            text-align: left;
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .stat-card .stat-value {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .stat-card .stat-change {
            display: inline-block;
            margin-top: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-red);
        }

        /* CTA */
        .cta-deep {
            background: var(--primary-dark);
            border-radius: var(--radius-card);
            padding: 48px 44px;
            position: relative;
            overflow: hidden;
            color: #FFFFFF;
        }

        .cta-deep::after {
            content: '';
            position: absolute;
            right: -60px;
            top: -60px;
            width: 220px;
            height: 220px;
            background: rgba(168, 230, 65, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-deep h2 {
            color: #FFFFFF;
            font-size: clamp(24px, 3vw, 30px);
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        .cta-deep p {
            color: #C8D1CC;
            max-width: 600px;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .cta-form {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            max-width: 480px;
            position: relative;
            z-index: 1;
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 16px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            font-size: 15px;
        }

        .cta-form input::placeholder {
            color: #9AA49E;
        }

        .cta-form input:focus {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
            border-color: transparent;
        }

        .cta-form .btn-primary {
            padding: 12px 20px;
            white-space: nowrap;
        }

        /* FAQ */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: border-color var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(168, 230, 65, 0.5);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
            background: transparent;
            transition: color var(--transition);
        }

        .faq-question:hover {
            color: var(--primary-dark);
        }

        .faq-question .faq-toggle-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-cream);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-dark);
            transition: transform var(--transition), background-color var(--transition);
        }

        .faq-item.open .faq-toggle-icon {
            transform: rotate(45deg);
            background: rgba(168, 230, 65, 0.25);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.85;
        }

        .faq-item.open .faq-answer {
            max-height: 240px;
            padding: 0 20px 18px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-deep);
            color: #C8D1CC;
            padding: 56px 0 24px;
            border-top: 2px solid var(--accent-green);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .logo {
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            color: #9AA49E;
            max-width: 360px;
            line-height: 1.85;
        }

        .footer-col h4 {
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            color: #9AA49E;
            font-size: 14px;
            transition: color var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--accent-green);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 13px;
            color: #9AA49E;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-links a {
            color: #9AA49E;
            font-size: 13px;
        }

        .footer-links a:hover {
            color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-gap: 48px;
            }

            .topic-list-sidebar {
                flex: 0 0 260px;
                max-width: 260px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 820px) {
            .topic-list-grid {
                flex-direction: column;
            }

            .topic-list-sidebar {
                flex: 1 1 auto;
                max-width: 100%;
                width: 100%;
            }

            .topic-card {
                flex-direction: column;
            }

            .topic-card .topic-thumb {
                flex: 0 0 auto;
                width: 100%;
                height: 180px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 40px;
            }

            .nav-container {
                padding: 0 16px;
                min-height: 58px;
                flex-wrap: nowrap;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-cta {
                display: none;
            }

            .nav-links {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--primary-deep);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 16px 20px;
                border-bottom: 2px solid var(--accent-green);
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.3s ease, padding 0.3s ease;
                box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
            }

            .nav-links.open {
                max-height: 480px;
                padding: 12px 16px 20px;
            }

            .nav-links a {
                display: block;
                padding: 10px 14px;
                font-size: 15px;
                border-radius: 8px;
            }

            .h1-zone {
                padding: 32px 0 36px;
            }

            .h1-zone .h1-points {
                flex-direction: column;
                gap: 8px;
            }

            .h1-cta-row {
                flex-direction: column;
                gap: 10px;
            }

            .h1-cta-row .btn-primary,
            .h1-cta-row .btn-outline-light {
                width: 100%;
                justify-content: center;
            }

            .countdown-circle-wrap {
                flex-direction: column;
                text-align: center;
            }

            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }

            .filter-select {
                width: 100%;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-card .stat-value {
                font-size: 26px;
            }

            .cta-deep {
                padding: 36px 24px;
            }

            .cta-form {
                flex-direction: column;
            }

            .cta-form .btn-primary {
                width: 100%;
                justify-content: center;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .h1-zone h1 {
                font-size: 26px;
            }

            .h1-subtitle {
                font-size: 15px;
            }

            .topic-card .topic-title {
                font-size: 15px;
            }

            .topic-card .topic-excerpt {
                font-size: 13px;
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }

            .cta-deep h2 {
                font-size: 22px;
            }
        }

/* roulang page: category7 */
:root {
            --primary-dark: #14352C;
            --primary-deep: #123A2F;
            --accent-green: #A8E641;
            --accent-green-light: #B7F04A;
            --accent-red: #F05A36;
            --accent-red-soft: #F2552C;
            --bg-cream: #F7F5F0;
            --card-white: #FFFFFF;
            --text-main: #1A1D20;
            --text-secondary: #5C6368;
            --border-soft: #E4E0D8;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --shadow-card: 0 6px 18px rgba(20, 53, 44, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(20, 53, 44, 0.12);
            --font-heading: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'DIN Alternate', 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap: 68px;
            --section-gap-mobile: 44px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
        }

        a:hover {
            color: var(--accent-red);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font-body);
            font-size: 15px;
            color: var(--text-main);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
            padding: 0;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 3px;
            border-radius: var(--radius-btn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background-color: var(--card-white);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .section-deep {
            background-color: var(--primary-dark);
            color: #E8EDE6;
        }

        .section-deep h2,
        .section-deep h3 {
            color: var(--accent-green);
        }

        .section-header {
            margin-bottom: 32px;
        }

        .section-header .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-red);
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-size: clamp(24px, 3vw, 30px);
            line-height: 1.35;
            margin: 0 0 12px;
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
        }

        .section-header p.subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin-bottom: 0;
            line-height: 1.8;
        }

        .section-deep .section-header p.subtitle {
            color: #C8D1CC;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-deep);
            border-bottom: 2px solid var(--accent-green);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }

        .nav-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 66px;
            gap: 16px;
            flex-wrap: nowrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 22px;
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .logo-emblem {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-dark);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(168, 230, 65, 0.4) transparent;
        }

        .nav-links::-webkit-scrollbar {
            height: 4px;
        }

        .nav-links::-webkit-scrollbar-track {
            background: transparent;
        }

        .nav-links::-webkit-scrollbar-thumb {
            background: rgba(168, 230, 65, 0.4);
            border-radius: 10px;
        }

        .nav-links a {
            color: #C8D1CC;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 13px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: color var(--transition), background-color var(--transition);
        }

        .nav-links a:hover {
            color: #FFFFFF;
            background-color: rgba(168, 230, 65, 0.12);
        }

        .nav-links a.active {
            color: var(--primary-dark);
            background-color: var(--accent-green);
            font-weight: 700;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-cta {
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 14px;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background-color var(--transition), transform var(--transition);
        }

        .nav-cta:hover {
            background: var(--accent-green-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .match-countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(240, 90, 54, 0.15);
            color: var(--accent-red-soft);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 12px;
            border-radius: 20px;
            white-space: nowrap;
            font-family: var(--font-mono);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            background: rgba(168, 230, 65, 0.12);
            border-radius: var(--radius-btn);
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            flex-shrink: 0;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-soft);
            padding: 14px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-secondary);
        }

        .breadcrumb a:hover {
            color: var(--accent-red);
        }

        .breadcrumb .sep {
            color: #B8B4AC;
        }

        .breadcrumb .current {
            color: var(--primary-dark);
            font-weight: 600;
        }

        /* Category Hero Header */
        .category-header {
            background: var(--primary-deep);
            border-bottom: 3px solid var(--accent-green);
            padding: 56px 0 52px;
            position: relative;
            overflow: hidden;
        }

        .category-header::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/4f4689adf0ba2aba.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            pointer-events: none;
        }

        .category-header .container {
            position: relative;
            z-index: 1;
        }

        .category-header h1 {
            font-size: clamp(32px, 5vw, 42px);
            font-weight: 800;
            line-height: 1.3;
            color: #FFFFFF;
            margin: 0 0 14px;
            letter-spacing: -0.01em;
            max-width: 720px;
        }

        .category-header h1 .highlight {
            color: var(--accent-green);
        }

        .category-header .header-desc {
            font-size: 17px;
            color: #C8D1CC;
            max-width: 720px;
            line-height: 1.9;
            margin: 0;
        }

        .category-header .header-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 20px;
        }

        .category-header .header-tags .tag-chip {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 20px;
            background: rgba(168, 230, 65, 0.14);
            color: var(--accent-green-light);
            border: 1px solid rgba(168, 230, 65, 0.3);
        }

        /* Filter Bar */
        .filter-bar {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            box-shadow: 0 2px 8px rgba(20, 53, 44, 0.03);
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-right: 4px;
        }

        .filter-select {
            appearance: none;
            background: var(--bg-cream);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-input);
            padding: 8px 32px 8px 14px;
            font-size: 14px;
            color: var(--text-main);
            cursor: pointer;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%235C6368' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .filter-select:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(168, 230, 65, 0.2);
            outline: none;
        }

        .filter-tabs {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .filter-tab {
            font-size: 13px;
            font-weight: 600;
            padding: 7px 14px;
            border-radius: 20px;
            background: var(--bg-cream);
            color: var(--text-secondary);
            border: 1px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-tab:hover {
            border-color: var(--border-soft);
            color: var(--primary-dark);
        }

        .filter-tab.active {
            background: var(--primary-dark);
            color: #FFFFFF;
            border-color: var(--primary-dark);
        }

        /* Card Grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .post-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: box-shadow var(--transition), transform var(--transition);
            box-shadow: var(--shadow-card);
        }

        .post-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .post-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #E9E5DF;
        }

        .post-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .post-card:hover .card-img-wrap img {
            transform: scale(1.03);
        }

        .post-card .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .post-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 10px;
            font-family: var(--font-mono);
        }

        .post-card .card-meta .tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 4px;
            background: rgba(240, 90, 54, 0.1);
            color: var(--accent-red);
            font-family: var(--font-body);
        }

        .post-card .card-title {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--primary-dark);
            margin: 0 0 10px;
            letter-spacing: -0.01em;
        }

        .post-card .card-excerpt {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0 0 16px;
            flex: 1;
        }

        .post-card .read-more {
            font-size: 14px;
            font-weight: 700;
            color: var(--primary-dark);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
            margin-top: auto;
        }

        .post-card .read-more:hover {
            color: var(--accent-red);
        }

        .read-more .arrow {
            display: inline-block;
            transition: transform var(--transition);
        }

        .post-card .read-more:hover .arrow {
            transform: translateX(4px);
        }

        /* Hot Topics */
        .hot-topics-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .hot-topics-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .hot-topic-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 14px 18px;
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .hot-topic-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .hot-topic-rank {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
            font-size: 16px;
            font-weight: 800;
            border-radius: 6px;
            background: var(--primary-dark);
            color: var(--accent-green);
        }

        .hot-topic-rank.top1 {
            background: var(--accent-red);
            color: #FFFFFF;
        }

        .hot-topic-rank.top2 {
            background: #D98A2B;
            color: #FFFFFF;
        }

        .hot-topic-rank.top3 {
            background: #B58A5C;
            color: #FFFFFF;
        }

        .hot-topic-info {
            flex: 1;
            min-width: 0;
        }

        .hot-topic-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 4px;
            line-height: 1.5;
        }

        .hot-topic-desc {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        .hot-topic-count {
            flex-shrink: 0;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-red);
            font-family: var(--font-mono);
            white-space: nowrap;
        }

        /* Interaction Metrics */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            text-align: center;
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .metric-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .metric-value {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .metric-value .unit {
            font-size: 16px;
            font-weight: 600;
            color: var(--accent-red);
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 600;
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: var(--primary-deep);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
            box-shadow: 0 8px 28px rgba(20, 53, 44, 0.16);
            position: relative;
            overflow: hidden;
        }

        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 240px;
            height: 240px;
            background: rgba(168, 230, 65, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }

        .subscribe-cta .cta-text {
            flex: 1;
            min-width: 280px;
            position: relative;
            z-index: 1;
        }

        .subscribe-cta h2 {
            font-size: 26px;
            color: #FFFFFF;
            margin: 0 0 8px;
            font-weight: 800;
            letter-spacing: -0.01em;
        }

        .subscribe-cta h2 span {
            color: var(--accent-green);
        }

        .subscribe-cta p {
            font-size: 15px;
            color: #C8D1CC;
            margin: 0;
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 240px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-input);
            padding: 12px 16px;
            color: #FFFFFF;
            font-size: 14px;
            transition: border-color var(--transition), background var(--transition);
        }

        .subscribe-form input::placeholder {
            color: #9DA8A2;
        }

        .subscribe-form input:focus {
            border-color: var(--accent-green);
            background: rgba(255, 255, 255, 0.16);
            outline: none;
        }

        .subscribe-form .btn-primary {
            background: var(--accent-green);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition), transform var(--transition);
        }

        .subscribe-form .btn-primary:hover {
            background: var(--accent-green-light);
            transform: translateY(-1px);
        }

        /* FAQ */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-item.open {
            box-shadow: var(--shadow-card);
            border-color: var(--accent-green);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-dark);
            text-align: left;
            transition: color var(--transition), background var(--transition);
        }

        .faq-question:hover {
            color: var(--accent-red);
            background: rgba(240, 90, 54, 0.04);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            background: var(--bg-cream);
            color: var(--text-secondary);
            font-size: 20px;
            transition: transform var(--transition), background var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--accent-green);
            color: var(--primary-dark);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 20px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-deep);
            color: #E8EDE6;
            padding: 56px 0 24px;
            border-top: 2px solid var(--accent-green);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand .logo {
            color: #FFFFFF;
            font-size: 22px;
            margin-bottom: 14px;
        }

        .footer-brand .logo:hover {
            color: var(--accent-green);
        }

        .footer-brand p {
            font-size: 14px;
            color: #9DA8A2;
            line-height: 1.8;
            margin: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-green);
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: #C8D1CC;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent-green);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: #9DA8A2;
        }

        .footer-bottom .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-bottom .footer-links a {
            font-size: 13px;
            color: #C8D1CC;
        }

        .footer-bottom .footer-links a:hover {
            color: var(--accent-green);
        }

        /* Buttons General */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 15px;
            transition: all var(--transition);
            cursor: pointer;
            text-align: center;
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--accent-green);
            color: var(--primary-dark);
            border-color: var(--accent-green);
        }

        .btn-primary:hover {
            background: var(--accent-green-light);
            border-color: var(--accent-green-light);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(168, 230, 65, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-outline:hover {
            background: var(--primary-dark);
            color: #FFFFFF;
            border-color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .btn-outline-light {
            background: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.4);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #FFFFFF;
            transform: translateY(-1px);
        }

        .btn-red {
            background: var(--accent-red);
            color: #FFFFFF;
            border-color: var(--accent-red);
        }

        .btn-red:hover {
            background: var(--accent-red-soft);
            border-color: var(--accent-red-soft);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(240, 90, 54, 0.3);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-links a {
                font-size: 13px;
                padding: 7px 10px;
            }

            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-container {
                flex-wrap: wrap;
                padding: 12px 16px;
                min-height: auto;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.3s ease;
            }

            .nav-links.mobile-open {
                display: flex;
                max-height: 420px;
                overflow-y: auto;
                padding-top: 8px;
            }

            .nav-links a {
                padding: 10px 14px;
                border-radius: 8px;
                font-size: 15px;
            }

            .header-actions {
                gap: 8px;
            }

            .match-countdown-badge {
                font-size: 12px;
                padding: 5px 10px;
            }

            .category-header {
                padding: 40px 0 36px;
            }

            .card-grid {
                grid-template-columns: 1fr;
            }

            .hot-topics-wrap {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .filter-bar {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }

            .filter-group {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
            }

            .filter-select {
                width: 100%;
            }

            .filter-tabs {
                flex-wrap: wrap;
            }

            .subscribe-cta {
                padding: 28px 22px;
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-form input {
                width: 100%;
                min-width: auto;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .section {
                padding: var(--section-gap-mobile) 0;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .category-header h1 {
                font-size: 28px;
            }

            .post-card .card-title {
                font-size: 17px;
            }

            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .metric-value {
                font-size: 26px;
            }

            .metric-card {
                padding: 16px 14px;
            }

            .subscribe-cta h2 {
                font-size: 22px;
            }

            .hot-topic-item {
                padding: 12px 14px;
                gap: 10px;
            }

            .hot-topic-rank {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}