/* roulang page: index */
:root {
            --primary: #1D4ED8;
            --primary-hover: #1A40B8;
            --secondary: #0F9D58;
            --dark-navy: #0F172A;
            --dark-slate: #1E293B;
            --accent-orange: #F97316;
            --bg-light: #F4F7FB;
            --bg-slate: #F8FAFC;
            --text-main: #1E293B;
            --text-body: #475569;
            --text-muted: #94A3B8;
            --border-light: #E2E8F0;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(15, 23, 42, 0.10);
            --shadow-nav: 0 1px 4px rgba(15, 23, 42, 0.06);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --transition: all 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: #FFFFFF;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

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

        button, input, select, textarea {
            font-family: var(--font-stack);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        @media screen and (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        .section-pad {
            padding: 64px 0;
        }
        @media screen and (max-width: 640px) {
            .section-pad {
                padding: 32px 0;
            }
        }

        .section-alt {
            background: var(--bg-light);
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(29, 78, 216, 0.08);
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--dark-navy);
            margin: 0 0 14px 0;
            letter-spacing: 0.2px;
        }

        .section-subtitle {
            font-size: 17px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0 0 36px 0;
            max-width: 720px;
        }

        @media screen and (max-width: 640px) {
            .section-title {
                font-size: 24px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 24px;
            }
        }

        .section-head {
            margin-bottom: 40px;
        }
        .section-head.center {
            text-align: center;
        }
        .section-head.center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-nav);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            padding: 0 20px;
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
        }

        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark-navy);
            letter-spacing: 1px;
            flex-shrink: 0;
            white-space: nowrap;
        }
        .nav-logo span {
            color: var(--primary);
        }
        .nav-logo:hover {
            color: var(--primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
        }
        .nav-links li {
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: rgba(29, 78, 216, 0.06);
        }
        .nav-links a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }
        .nav-links a.nav-active::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            background: #FFFFFF;
            color: var(--text-body);
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .nav-search-btn:hover {
            background: var(--bg-light);
            border-color: var(--primary);
            color: var(--primary);
        }
        .nav-cta-link {
            display: inline-block;
            padding: 8px 20px;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--transition);
        }
        .nav-cta-link:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-shrink: 0;
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--dark-navy);
            margin: 5px 0;
            border-radius: 2px;
            transition: var(--transition);
        }

        .mobile-nav-panel {
            display: none;
            background: #FFFFFF;
            border-top: 1px solid var(--border-light);
            padding: 12px 20px;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            box-shadow: 0 8px 24px rgba(15, 23, 42, 0.10);
            z-index: 99;
        }
        .mobile-nav-panel.open {
            display: block;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 12px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .mobile-nav-panel a:hover {
            background: rgba(29, 78, 216, 0.06);
            color: var(--primary);
        }
        .mobile-nav-panel a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }

        @media screen and (max-width: 1024px) {
            .nav-links {
                gap: 0;
            }
            .nav-links a {
                padding: 10px 12px;
                font-size: 14px;
            }
        }
        @media screen and (max-width: 820px) {
            .nav-links {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .nav-cta {
                margin-left: auto;
            }
        }

        /* Hero */
        .hero {
            position: relative;
            background: var(--bg-light);
            overflow: hidden;
            min-height: 560px;
            display: flex;
            align-items: center;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/116c24956737600e.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(244, 247, 251, 0.9) 0%, rgba(244, 247, 251, 0.5) 50%, rgba(255, 255, 255, 0.3) 100%);
            z-index: 1;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
            width: 100%;
        }
        .hero-text {
            flex: 1;
            min-width: 0;
        }
        .hero-visual {
            flex: 1;
            min-width: 0;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .hero-title {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--dark-navy);
            margin: 0 0 18px 0;
            letter-spacing: 0.5px;
        }
        .hero-title .highlight {
            color: var(--primary);
        }
        .hero-subtitle {
            font-size: 18px;
            line-height: 1.85;
            color: var(--text-body);
            margin: 0 0 32px 0;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 28px;
            height: 46px;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: 0 4px 14px rgba(29, 78, 216, 0.3);
        }
        .btn-outline {
            background: #FFFFFF;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: rgba(29, 78, 216, 0.06);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
        }
        .btn-sm {
            padding: 0 18px;
            height: 38px;
            font-size: 14px;
        }
        .btn-lg {
            padding: 0 36px;
            height: 52px;
            font-size: 17px;
        }

        .hero-quick-scores {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .quick-score-pill {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: 30px;
            padding: 8px 16px;
            font-size: 13px;
            color: var(--text-main);
            box-shadow: var(--shadow-card);
            white-space: nowrap;
        }
        .quick-score-pill .score {
            font-weight: 700;
            color: var(--secondary);
        }
        .quick-score-pill .live-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--secondary);
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

        .hero-visual-card {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            box-shadow: 0 12px 40px rgba(15, 23, 42, 0.12);
            overflow: hidden;
            width: 100%;
            max-width: 440px;
        }
        .hero-visual-card img {
            width: 100%;
            height: 260px;
            object-fit: cover;
        }
        .hero-visual-card .hc-body {
            padding: 18px 20px;
        }
        .hc-body h3 {
            font-size: 17px;
            font-weight: 600;
            margin: 0 0 6px 0;
            color: var(--dark-navy);
        }
        .hc-body p {
            font-size: 14px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.6;
        }

        @media screen and (max-width: 820px) {
            .hero {
                min-height: auto;
                padding: 48px 0;
            }
            .hero .container {
                flex-direction: column;
                gap: 32px;
            }
            .hero-title {
                font-size: 32px;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .hero-visual-card img {
                height: 200px;
            }
        }
        @media screen and (max-width: 640px) {
            .hero-title {
                font-size: 28px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .quick-score-pill {
                font-size: 12px;
                padding: 6px 12px;
            }
        }

        /* Cards */
        .card-grid {
            display: grid;
            gap: 24px;
        }
        .card-grid-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        @media screen and (max-width: 1024px) {
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media screen and (max-width: 640px) {
            .card-grid-2, .card-grid-3, .card-grid-4 {
                grid-template-columns: 1fr;
            }
        }

        .card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: var(--transition);
        }
        .card:hover .card-img {
            transform: scale(1.03);
        }
        .card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--dark-navy);
            margin: 0 0 8px 0;
            line-height: 1.45;
        }
        .card-text {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.75;
            margin: 0 0 16px 0;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .badge {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-green {
            background: rgba(15, 157, 88, 0.12);
            color: #0A7A45;
        }
        .badge-blue {
            background: rgba(29, 78, 216, 0.10);
            color: var(--primary);
        }
        .badge-orange {
            background: rgba(249, 115, 22, 0.12);
            color: #C2410C;
        }
        .badge-gray {
            background: rgba(148, 163, 184, 0.15);
            color: #64748B;
        }

        /* Service cards specific */
        .service-card .card-img-wrap {
            position: relative;
            overflow: hidden;
        }
        .service-card .card-img-wrap::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(transparent, rgba(15, 23, 42, 0.4));
            pointer-events: none;
        }
        .service-card .card-title {
            margin-bottom: 6px;
        }

        /* Stats bar */
        .stats-bar {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        .stat-item {
            flex: 1;
            min-width: 160px;
            text-align: center;
            padding: 24px 16px;
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
        }
        .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-body);
            margin-top: 6px;
            font-weight: 500;
        }
        @media screen and (max-width: 640px) {
            .stat-number {
                font-size: 28px;
            }
            .stat-item {
                min-width: 130px;
                padding: 16px 8px;
            }
        }

        /* Accordion / FAQ */
        .faq-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark-navy);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
            font-family: var(--font-stack);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--text-muted);
            transition: var(--transition);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 22px;
            color: var(--text-body);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }
        .faq-answer p {
            margin: 0;
        }

        /* List items */
        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .news-list-item {
            display: flex;
            gap: 20px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .news-list-item:last-child {
            border-bottom: none;
        }
        .news-list-item:hover {
            background: var(--bg-slate);
            border-radius: var(--radius-sm);
            padding-left: 8px;
            padding-right: 8px;
        }
        .news-thumb {
            width: 140px;
            height: 88px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--dark-navy);
            margin: 0 0 6px 0;
            line-height: 1.5;
        }
        .news-content h4 a {
            color: inherit;
        }
        .news-content h4 a:hover {
            color: var(--primary);
        }
        .news-content p {
            font-size: 13px;
            color: var(--text-body);
            margin: 0 0 6px 0;
            line-height: 1.6;
        }
        .news-content .news-date {
            font-size: 12px;
            color: var(--text-muted);
        }
        @media screen and (max-width: 640px) {
            .news-list-item {
                flex-direction: column;
                gap: 12px;
            }
            .news-thumb {
                width: 100%;
                height: 160px;
            }
        }

        /* Data table preview */
        .data-table-wrap {
            overflow-x: auto;
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }
        .data-table th {
            background: var(--bg-light);
            font-size: 13px;
            font-weight: 600;
            color: var(--text-body);
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border-light);
            white-space: nowrap;
        }
        .data-table td {
            font-size: 14px;
            color: var(--text-main);
            padding: 11px 16px;
            border-bottom: 1px solid var(--border-light);
            white-space: nowrap;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table .pos {
            font-weight: 700;
            color: var(--primary);
        }
        .data-table .points {
            font-weight: 600;
            color: var(--secondary);
        }
        .team-cell {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .team-dot {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--primary);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 9px;
            color: #FFFFFF;
            font-weight: 700;
        }

        /* Dark footer */
        .site-footer {
            background: var(--dark-navy);
            color: #CBD5E1;
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 10px 0;
        }
        .footer-brand h3 span {
            color: #60A5FA;
        }
        .footer-brand p {
            font-size: 14px;
            color: #94A3B8;
            line-height: 1.8;
            margin: 0;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 14px 0;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: #94A3B8;
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: #FFFFFF;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: #64748B;
        }
        @media screen and (max-width: 820px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media screen and (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
        }

        /* Tag cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-cloud a {
            display: inline-block;
            padding: 7px 18px;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: 25px;
            font-size: 14px;
            color: var(--text-body);
            transition: var(--transition);
        }
        .tag-cloud a:hover {
            background: rgba(29, 78, 216, 0.08);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        /* Timeline / process */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .process-item {
            text-align: center;
            padding: 28px 18px;
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            position: relative;
        }
        .process-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .process-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            margin: 0 auto 14px;
        }
        .process-item h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--dark-navy);
            margin: 0 0 8px 0;
        }
        .process-item p {
            font-size: 14px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.6;
        }
        @media screen and (max-width: 820px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media screen and (max-width: 640px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Changelog */
        .changelog-item {
            display: flex;
            gap: 16px;
            padding: 18px 20px;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .changelog-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .changelog-version {
            font-weight: 700;
            color: var(--primary);
            font-size: 14px;
            min-width: 60px;
            flex-shrink: 0;
        }
        .changelog-desc {
            flex: 1;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.7;
        }
        .changelog-desc strong {
            color: var(--dark-navy);
            font-weight: 600;
        }
        .changelog-date {
            font-size: 13px;
            color: var(--text-muted);
            flex-shrink: 0;
            white-space: nowrap;
        }
        @media screen and (max-width: 640px) {
            .changelog-item {
                flex-direction: column;
                gap: 6px;
            }
            .changelog-date {
                white-space: normal;
            }
        }

        /* Search bar */
        .search-bar-wrap {
            display: flex;
            gap: 12px;
            max-width: 640px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            height: 48px;
            padding: 0 18px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 15px;
            outline: none;
            transition: var(--transition);
            background: #FFFFFF;
            color: var(--text-main);
        }
        .search-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
        }
        .search-input::placeholder {
            color: var(--text-muted);
        }
        @media screen and (max-width: 640px) {
            .search-bar-wrap {
                flex-direction: column;
            }
            .search-bar-wrap .btn {
                width: 100%;
            }
        }

        /* CTA form */
        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            max-width: 560px;
            margin: 0 auto;
        }
        .cta-form input[type="email"],
        .cta-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            height: 46px;
            padding: 0 16px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 15px;
            outline: none;
            transition: var(--transition);
            background: #FFFFFF;
            color: var(--text-main);
        }
        .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
        }
        .cta-form input::placeholder {
            color: var(--text-muted);
        }
        @media screen and (max-width: 640px) {
            .cta-form {
                flex-direction: column;
            }
            .cta-form input[type="email"],
            .cta-form input[type="text"] {
                min-width: 100%;
            }
            .cta-form .btn {
                width: 100%;
            }
        }

        /* Partner logos */
        .partner-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            align-items: center;
        }
        .partner-item {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 16px 24px;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            font-size: 15px;
            font-weight: 600;
            color: var(--text-body);
            transition: var(--transition);
            cursor: default;
        }
        .partner-item:hover {
            box-shadow: var(--shadow-card-hover);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .partner-dot {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--primary);
            flex-shrink: 0;
        }

        /* Community */
        .community-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .community-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            cursor: pointer;
        }
        .community-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .community-card h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--dark-navy);
            margin: 0 0 8px 0;
        }
        .community-card p {
            font-size: 14px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.7;
        }
        .community-card .community-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 12px;
            display: block;
        }
        @media screen and (max-width: 820px) {
            .community-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media screen and (max-width: 640px) {
            .community-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Guarantee strip */
        .guarantee-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            padding: 20px 0;
        }
        .guarantee-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-body);
            font-weight: 500;
        }
        .guarantee-item .g-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(15, 157, 88, 0.12);
            color: #0A7A45;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
        }

        /* Utility */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

/* roulang page: category1 */
:root {
            --primary: #1D4ED8;
            --primary-hover: #1A40B8;
            --secondary: #0F9D58;
            --dark-navy: #0F172A;
            --dark-slate: #1E293B;
            --accent-orange: #F97316;
            --bg-light: #F4F7FB;
            --bg-slate: #F8FAFC;
            --text-main: #1E293B;
            --text-body: #475569;
            --text-muted: #94A3B8;
            --border-light: #E2E8F0;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(15, 23, 42, 0.10);
            --shadow-nav: 0 1px 4px rgba(15, 23, 42, 0.06);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --transition: all 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: #FFFFFF;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--primary-hover);
        }

        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

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

        button, input, select, textarea {
            font-family: var(--font-stack);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding: 64px 0;
        }

        .section-alt {
            background: var(--bg-light);
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(29, 78, 216, 0.08);
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--dark-navy);
            margin: 0 0 14px 0;
            letter-spacing: 0.2px;
        }

        .section-subtitle {
            font-size: 17px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0 0 36px 0;
            max-width: 720px;
        }

        .section-head {
            margin-bottom: 40px;
        }

        .section-head.center {
            text-align: center;
        }

        .section-head.center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-nav);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            padding: 0 20px;
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
        }

        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark-navy);
            letter-spacing: 1px;
            flex-shrink: 0;
            white-space: nowrap;
        }

        .nav-logo span {
            color: var(--primary);
        }

        .nav-logo:hover {
            color: var(--primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
        }

        .nav-links li {
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: rgba(29, 78, 216, 0.06);
        }

        .nav-links a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }

        .nav-links a.nav-active::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

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

        .nav-search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            background: #FFFFFF;
            color: var(--text-body);
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-search-btn:hover {
            background: var(--bg-light);
            border-color: var(--primary);
            color: var(--primary);
        }

        .nav-cta-link {
            display: inline-block;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            background: var(--primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: var(--transition);
        }

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

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            background: #FFFFFF;
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            padding: 0;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: var(--transition);
        }

        .mobile-nav-panel {
            display: none;
            background: #FFFFFF;
            border-top: 1px solid var(--border-light);
            padding: 12px 20px;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-nav-panel.open {
            display: flex;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 10px 12px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .mobile-nav-panel a:hover {
            background: rgba(29, 78, 216, 0.06);
            color: var(--primary);
        }

        .mobile-nav-panel a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }

        /* Breadcrumb Bar */
        .breadcrumb-bar {
            background: var(--bg-slate);
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
        }

        .breadcrumb-nav {
            font-size: 14px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb-nav .separator {
            color: var(--text-muted);
        }

        .breadcrumb-nav .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* Category Page Header */
        .category-page-header {
            background: var(--bg-slate);
            border-bottom: 1px solid var(--border-light);
            padding: 32px 0 24px;
            margin-bottom: 0;
        }

        .category-header-inner {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 30px;
        }

        .category-header-left {
            flex: 1;
        }

        .category-header-left h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--dark-navy);
            margin: 0 0 8px 0;
            line-height: 1.3;
            letter-spacing: 0.3px;
        }

        .category-header-left .cat-desc {
            font-size: 16px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.75;
            max-width: 600px;
        }

        .category-header-right {
            flex-shrink: 0;
            width: 200px;
            height: 64px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-light);
            border: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }

        .category-header-right svg {
            width: 40px;
            height: 40px;
            color: var(--primary);
        }

        /* Filter Bar */
        .filter-bar-section {
            padding: 20px 0;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
        }

        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
        }

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

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

        .filter-select {
            height: 40px;
            padding: 0 32px 0 14px;
            font-size: 14px;
            color: var(--text-main);
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            cursor: pointer;
            appearance: none;
            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='%23475569' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            transition: var(--transition);
        }

        .filter-select:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-color: var(--primary);
        }

        .filter-btn {
            height: 40px;
            padding: 0 22px;
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            background: var(--primary);
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .filter-btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        /* Schedule Cards */
        .schedule-cards-section {
            padding: 48px 0 56px;
            background: #FFFFFF;
        }

        .schedule-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .schedule-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
            position: relative;
        }

        .schedule-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(29, 78, 216, 0.2);
        }

        .schedule-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .match-league-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(29, 78, 216, 0.08);
            padding: 4px 12px;
            border-radius: 20px;
        }

        .match-status {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
        }

        .match-status.live {
            color: var(--secondary);
            background: rgba(15, 157, 88, 0.1);
        }

        .match-status.upcoming {
            color: var(--accent-orange);
            background: rgba(249, 115, 22, 0.1);
        }

        .match-status.finished {
            color: var(--text-muted);
            background: rgba(148, 163, 184, 0.1);
        }

        .match-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .match-team {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            flex: 1;
            min-width: 0;
        }

        .team-badge-placeholder {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-light);
            border: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--text-muted);
            flex-shrink: 0;
        }

        .team-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            text-align: center;
            line-height: 1.3;
        }

        .match-score {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark-navy);
            flex-shrink: 0;
            text-align: center;
            letter-spacing: 1px;
            min-width: 50px;
        }

        .match-time-info {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-light);
            padding-top: 10px;
        }

        /* Weekday/Weekend Special */
        .schedule-special-section {
            padding: 56px 0;
            background: var(--bg-light);
        }

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

        .special-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 26px 28px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

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

        .special-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(29, 78, 216, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            flex-shrink: 0;
        }

        .special-card-content h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark-navy);
            margin: 0 0 8px 0;
        }

        .special-card-content p {
            font-size: 14px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.7;
        }

        .special-card-content .special-link {
            display: inline-block;
            margin-top: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }

        .special-link:hover {
            color: var(--primary-hover);
            text-decoration: underline;
        }

        /* Data Source Notes */
        .data-notes-section {
            padding: 48px 0;
            background: #FFFFFF;
        }

        .data-notes-inner {
            display: flex;
            gap: 30px;
            align-items: flex-start;
            flex-wrap: wrap;
        }

        .data-note-item {
            flex: 1;
            min-width: 240px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }

        .data-note-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(15, 157, 88, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .data-note-content h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 4px 0;
        }

        .data-note-content p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* FAQ */
        .faq-section {
            padding: 56px 0;
            background: var(--bg-slate);
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

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

        .faq-question {
            font-size: 16px;
            font-weight: 600;
            color: var(--dark-navy);
            margin: 0 0 8px 0;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .faq-question .faq-toggle-icon {
            font-size: 18px;
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-answer {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0;
            padding-top: 8px;
            border-top: 1px solid var(--border-light);
        }

        /* CTA Section */
        .cta-section {
            padding: 56px 0;
            background: var(--dark-navy);
            text-align: center;
        }

        .cta-inner {
            max-width: 620px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 14px 0;
            line-height: 1.4;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 28px 0;
            line-height: 1.8;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-input {
            flex: 1;
            min-width: 220px;
            height: 46px;
            padding: 0 16px;
            font-size: 15px;
            color: var(--text-main);
            background: #FFFFFF;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .cta-input:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .cta-btn {
            height: 46px;
            padding: 0 28px;
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            background: var(--primary);
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        /* Footer */
        .site-footer {
            background: var(--dark-navy);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 28px;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand h3 {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 14px 0;
            letter-spacing: 1px;
        }

        .footer-brand h3 span {
            color: var(--primary);
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            margin: 0;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 16px 0;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li {
            margin: 0;
            padding: 0;
        }

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition);
        }

        .footer-col ul a:hover {
            color: #FFFFFF;
            text-decoration: underline;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .schedule-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .special-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .category-header-right {
                display: none;
            }
        }

        @media (max-width: 640px) {
            .nav-links {
                display: none;
            }
            .nav-cta-link {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-wrap {
                padding: 0 14px;
                min-height: 56px;
            }
            .mobile-nav-panel {
                display: none;
            }
            .mobile-nav-panel.open {
                display: flex;
            }
            .section-pad {
                padding: 32px 0;
            }
            .schedule-card-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 24px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 24px;
            }
            .category-header-left h1 {
                font-size: 28px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-group {
                flex-wrap: wrap;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-inner h2 {
                font-size: 22px;
            }
            .special-card {
                padding: 20px;
                flex-direction: column;
            }
            .match-score {
                font-size: 18px;
                min-width: 40px;
            }
            .container {
                padding: 0 14px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1D4ED8;
            --primary-hover: #1A40B8;
            --secondary: #0F9D58;
            --dark-navy: #0F172A;
            --dark-slate: #1E293B;
            --accent-orange: #F97316;
            --bg-light: #F4F7FB;
            --bg-slate: #F8FAFC;
            --text-main: #1E293B;
            --text-body: #475569;
            --text-muted: #94A3B8;
            --border-light: #E2E8F0;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(15, 23, 42, 0.10);
            --shadow-nav: 0 1px 4px rgba(15, 23, 42, 0.06);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --transition: all 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }
        
        html {
            scroll-behavior: smooth;
        }
        
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: #FFFFFF;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        
        a:hover {
            color: var(--primary-hover);
        }
        
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        button, input, select, textarea {
            font-family: var(--font-stack);
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .section-pad {
            padding: 64px 0;
        }
        
        .section-alt {
            background: var(--bg-light);
        }
        
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(29, 78, 216, 0.08);
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        
        .section-title {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--dark-navy);
            margin: 0 0 14px 0;
            letter-spacing: 0.2px;
        }
        
        .section-subtitle {
            font-size: 17px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0 0 36px 0;
            max-width: 720px;
        }
        
        .section-head {
            margin-bottom: 40px;
        }
        
        .section-head.center {
            text-align: center;
        }
        
        .section-head.center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        
        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-nav);
        }
        
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            padding: 0 20px;
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
        }
        
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark-navy);
            letter-spacing: 1px;
            flex-shrink: 0;
            white-space: nowrap;
        }
        
        .nav-logo span {
            color: var(--primary);
        }
        
        .nav-logo:hover {
            color: var(--primary);
        }
        
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
        }
        
        .nav-links li {
            margin: 0;
            padding: 0;
        }
        
        .nav-links a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
        }
        
        .nav-links a:hover {
            color: var(--primary);
            background: rgba(29, 78, 216, 0.06);
        }
        
        .nav-links a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }
        
        .nav-links a.nav-active::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        
        .nav-search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            background: #FFFFFF;
            color: var(--text-body);
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        
        .nav-search-btn:hover {
            background: var(--bg-light);
            border-color: var(--primary);
            color: var(--primary);
        }
        
        .nav-cta-link {
            display: inline-flex;
            align-items: center;
            height: 40px;
            padding: 0 18px;
            background: var(--primary);
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: var(--transition);
        }
        
        .nav-cta-link:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
        }
        
        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            background: #FFFFFF;
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            padding: 0;
        }
        
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: var(--transition);
        }
        
        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        
        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        
        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        
        .mobile-nav-panel {
            display: none;
            background: #FFFFFF;
            border-top: 1px solid var(--border-light);
            padding: 12px 20px 20px;
            box-shadow: var(--shadow-nav);
        }
        
        .mobile-nav-panel a {
            display: block;
            padding: 12px 10px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        
        .mobile-nav-panel a:hover {
            background: rgba(29, 78, 216, 0.06);
            color: var(--primary);
        }
        
        .mobile-nav-panel a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }
        
        /* Breadcrumbs */
        .breadcrumbs-bar {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        
        .breadcrumbs-bar a {
            color: var(--text-body);
            transition: var(--transition);
        }
        
        .breadcrumbs-bar a:hover {
            color: var(--primary);
        }
        
        .breadcrumbs-bar .sep {
            color: var(--text-muted);
            user-select: none;
        }
        
        .breadcrumbs-bar .current {
            color: var(--text-main);
            font-weight: 500;
        }
        
        /* Compact Category Hero */
        .category-hero {
            background: var(--bg-light);
            border-bottom: 1px solid var(--border-light);
            padding: 36px 0;
        }
        
        .category-hero .cat-hero-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
        }
        
        .category-hero .cat-hero-text {
            flex: 1;
        }
        
        .category-hero .cat-hero-text h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--dark-navy);
            margin: 0 0 10px 0;
            line-height: 1.3;
            letter-spacing: 0.3px;
        }
        
        .category-hero .cat-hero-text p {
            font-size: 16px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.7;
            max-width: 680px;
        }
        
        .category-hero .cat-hero-image {
            flex-shrink: 0;
            width: 220px;
            height: 140px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--dark-slate);
            box-shadow: var(--shadow-card);
        }
        
        .category-hero .cat-hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        /* Filter Bar */
        .filter-bar {
            padding: 24px 0;
            border-bottom: 1px solid var(--border-light);
        }
        
        .filter-bar .filter-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        
        .filter-bar .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            white-space: nowrap;
            margin-right: 4px;
        }
        
        .filter-bar .filter-group {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        
        .filter-bar .filter-chip {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-body);
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
            user-select: none;
        }
        
        .filter-bar .filter-chip:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(29, 78, 216, 0.04);
        }
        
        .filter-bar .filter-chip.active {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }
        
        /* News List */
        .news-section {
            padding: 48px 0;
        }
        
        .news-grid-large {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-bottom: 28px;
        }
        
        .news-card-large {
            display: flex;
            flex-direction: column;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        
        .news-card-large:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        
        .news-card-large .news-card-image {
            width: 100%;
            height: 200px;
            background: var(--dark-slate);
            overflow: hidden;
        }
        
        .news-card-large .news-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .news-card-large:hover .news-card-image img {
            transform: scale(1.04);
        }
        
        .news-card-large .news-card-body {
            padding: 20px 22px 22px;
        }
        
        .news-tag-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        
        .news-tag {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(29, 78, 216, 0.08);
            border-radius: 20px;
            letter-spacing: 0.3px;
        }
        
        .news-tag.green {
            color: var(--secondary);
            background: rgba(15, 157, 88, 0.08);
        }
        
        .news-tag.orange {
            color: var(--accent-orange);
            background: rgba(249, 115, 22, 0.10);
        }
        
        .news-card-large .news-card-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--dark-navy);
            line-height: 1.5;
            margin: 0 0 10px 0;
        }
        
        .news-card-large .news-card-title:hover {
            color: var(--primary);
        }
        
        .news-card-large .news-card-summary {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0 0 12px 0;
        }
        
        .news-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }
        
        .news-meta .news-date {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        
        .news-grid-small {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        
        .news-card-small {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        
        .news-card-small:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        
        .news-card-small .news-card-image {
            width: 100%;
            height: 140px;
            background: var(--dark-slate);
            overflow: hidden;
        }
        
        .news-card-small .news-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .news-card-small:hover .news-card-image img {
            transform: scale(1.04);
        }
        
        .news-card-small .news-card-body {
            padding: 16px 16px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        
        .news-card-small .news-card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--dark-navy);
            line-height: 1.5;
            margin: 0 0 6px 0;
            flex: 1;
        }
        
        .news-card-small .news-card-title:hover {
            color: var(--primary);
        }
        
        .news-card-small .news-meta {
            font-size: 12px;
            gap: 8px;
        }
        
        /* More Link */
        .more-link-wrap {
            text-align: center;
            margin-top: 32px;
        }
        
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            background: #FFFFFF;
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        
        .btn-outline:hover {
            background: rgba(29, 78, 216, 0.06);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
        }
        
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            background: var(--primary);
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #FFFFFF;
        }
        
        /* Section Cards */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        
        .topic-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        
        .topic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        
        .topic-card .topic-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(29, 78, 216, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 14px;
        }
        
        .topic-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark-navy);
            margin: 0 0 8px 0;
        }
        
        .topic-card p {
            font-size: 14px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.7;
        }
        
        /* Info Note */
        .info-note {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            box-shadow: var(--shadow-card);
        }
        
        .info-note h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark-navy);
            margin: 0 0 12px 0;
        }
        
        .info-note p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0 0 8px 0;
        }
        
        .info-note p:last-child {
            margin-bottom: 0;
        }
        
        .info-note .info-list {
            list-style: none;
            padding: 0;
            margin: 10px 0 0 0;
        }
        
        .info-note .info-list li {
            font-size: 14px;
            color: var(--text-body);
            padding: 6px 0;
            border-bottom: 1px solid var(--bg-light);
            display: flex;
            align-items: baseline;
            gap: 8px;
        }
        
        .info-note .info-list li::before {
            content: "•";
            color: var(--primary);
            font-weight: 700;
        }
        
        /* FAQ */
        .faq-section {
            background: var(--bg-light);
        }
        
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
        }
        
        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        
        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark-navy);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            user-select: none;
            transition: var(--transition);
        }
        
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        
        .faq-item summary .faq-arrow {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--text-muted);
            transition: var(--transition);
        }
        
        .faq-item[open] summary .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }
        
        .faq-item .faq-answer {
            padding: 0 22px 20px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
        }
        
        /* CTA */
        .cta-section {
            background: var(--dark-navy);
            color: #FFFFFF;
            padding: 56px 0;
        }
        
        .cta-section .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        
        .cta-section .cta-text {
            flex: 1;
            min-width: 280px;
        }
        
        .cta-section .cta-text h2 {
            font-size: 26px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 10px 0;
            line-height: 1.4;
        }
        
        .cta-section .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
            line-height: 1.7;
        }
        
        .cta-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }
        
        .cta-form input {
            width: 260px;
            height: 44px;
            padding: 0 16px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }
        
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        
        .cta-form input:focus {
            border-color: #FFFFFF;
            background: rgba(255, 255, 255, 0.15);
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
        }
        
        .cta-form .btn-light {
            height: 44px;
            padding: 0 24px;
            background: #FFFFFF;
            color: var(--dark-navy);
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .cta-form .btn-light:hover {
            background: var(--bg-light);
        }
        
        /* Footer */
        .site-footer {
            background: var(--dark-navy);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 0 0;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            padding-bottom: 36px;
        }
        
        .footer-brand h3 {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 14px 0;
            letter-spacing: 1px;
        }
        
        .footer-brand h3 span {
            color: var(--primary);
        }
        
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
            max-width: 320px;
        }
        
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 14px 0;
        }
        
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        
        .footer-col ul li {
            margin-bottom: 8px;
        }
        
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        
        .footer-col ul li a:hover {
            color: #FFFFFF;
        }
        
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        
        /* Responsive */
        @media (max-width: 1024px) {
            .nav-links a {
                padding: 10px 10px;
                font-size: 14px;
            }
            .news-grid-small {
                grid-template-columns: repeat(2, 1fr);
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-cta-link {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-nav-panel {
                display: block;
            }
            .nav-wrap {
                min-height: 56px;
                padding: 0 16px;
            }
            .category-hero .cat-hero-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 18px;
            }
            .category-hero .cat-hero-text h1 {
                font-size: 26px;
            }
            .category-hero .cat-hero-image {
                width: 100%;
                height: 160px;
            }
            .news-grid-large {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .news-grid-small {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .topic-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-section .cta-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }
            .cta-form input {
                width: 100%;
            }
            .cta-form {
                width: 100%;
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section-pad {
                padding: 40px 0;
            }
            .filter-bar .filter-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .news-card-large .news-card-image {
                height: 160px;
            }
            .news-card-small .news-card-image {
                height: 160px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        
        @media (max-width: 520px) {
            .section-title {
                font-size: 22px;
            }
            .news-card-large .news-card-body {
                padding: 16px;
            }
            .news-card-large .news-card-title {
                font-size: 16px;
            }
            .category-hero {
                padding: 24px 0;
            }
            .category-hero .cat-hero-text h1 {
                font-size: 22px;
            }
            .filter-bar {
                padding: 16px 0;
            }
            .container {
                padding: 0 14px;
            }
        }

/* roulang page: category4 */
/* ===== roulang design system: shared from index ===== */
        :root {
            --primary: #1D4ED8;
            --primary-hover: #1A40B8;
            --secondary: #0F9D58;
            --dark-navy: #0F172A;
            --dark-slate: #1E293B;
            --accent-orange: #F97316;
            --bg-light: #F4F7FB;
            --bg-slate: #F8FAFC;
            --text-main: #1E293B;
            --text-body: #475569;
            --text-muted: #94A3B8;
            --border-light: #E2E8F0;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(15, 23, 42, 0.10);
            --shadow-nav: 0 1px 4px rgba(15, 23, 42, 0.06);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --transition: all 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: #FFFFFF;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: var(--font-stack);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-pad {
            padding: 64px 0;
        }
        .section-alt {
            background: var(--bg-light);
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(29, 78, 216, 0.08);
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--dark-navy);
            margin: 0 0 14px 0;
            letter-spacing: 0.2px;
        }
        .section-subtitle {
            font-size: 17px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0 0 36px 0;
            max-width: 720px;
        }
        .section-head {
            margin-bottom: 40px;
        }
        .section-head.center {
            text-align: center;
        }
        .section-head.center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-nav);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            padding: 0 20px;
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
        }
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark-navy);
            letter-spacing: 1px;
            flex-shrink: 0;
            white-space: nowrap;
        }
        .nav-logo span {
            color: var(--primary);
        }
        .nav-logo:hover {
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
        }
        .nav-links li {
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: rgba(29, 78, 216, 0.06);
        }
        .nav-links a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }
        .nav-links a.nav-active::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            background: #FFFFFF;
            color: var(--text-body);
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .nav-search-btn:hover {
            background: var(--bg-light);
            border-color: var(--primary);
            color: var(--primary);
        }
        .nav-cta-link {
            display: inline-flex;
            align-items: center;
            padding: 9px 18px;
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            background: var(--primary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-cta-link:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            width: 40px;
            height: 40px;
            border: 1px solid var(--border-light);
            background: #FFFFFF;
            border-radius: var(--radius-sm);
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }
        .nav-toggle span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: var(--transition);
        }
        .mobile-nav-panel {
            display: none;
            padding: 0 20px 16px 20px;
            background: #FFFFFF;
            border-top: 1px solid var(--border-light);
            flex-direction: column;
            gap: 2px;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 8px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .mobile-nav-panel a:hover {
            color: var(--primary);
            background: rgba(29, 78, 216, 0.06);
        }
        .mobile-nav-panel a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }
        .mobile-nav-panel.is-open {
            display: flex;
        }

        /* ===== Category Page Header (compact) ===== */
        .cat-page-header {
            background: var(--bg-slate);
            border-bottom: 1px solid var(--border-light);
            padding: 32px 0 28px 0;
        }
        .breadcrumbs {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
        }
        .breadcrumbs a {
            color: var(--text-muted);
            transition: var(--transition);
        }
        .breadcrumbs a:hover {
            color: var(--primary);
        }
        .breadcrumbs .sep {
            color: var(--text-muted);
            font-size: 12px;
        }
        .breadcrumbs .current {
            color: var(--text-body);
            font-weight: 500;
        }
        .cat-header-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }
        .cat-header-left {
            flex: 1;
            min-width: 280px;
        }
        .cat-header-left h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--dark-navy);
            margin: 0 0 8px 0;
            line-height: 1.3;
        }
        .cat-header-left .cat-desc {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            max-width: 600px;
        }
        .cat-header-right {
            flex-shrink: 0;
            width: 140px;
            height: 90px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .cat-header-right img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ===== Filter Toolbar ===== */
        .filter-bar {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            justify-content: space-between;
        }
        .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }
        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 4px;
        }
        .filter-chip {
            display: inline-block;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-body);
            background: var(--bg-slate);
            border: 1px solid var(--border-light);
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .filter-chip:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: rgba(29, 78, 216, 0.04);
        }
        .filter-chip.active {
            color: #FFFFFF;
            background: var(--primary);
            border-color: var(--primary);
            font-weight: 600;
        }

        /* ===== Video Card Grid ===== */
        .video-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .video-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .video-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .video-thumb {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .video-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .video-card:hover .video-thumb img {
            transform: scale(1.04);
        }
        .video-play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(15, 23, 42, 0.7);
            border: 2px solid #FFFFFF;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            cursor: pointer;
            transition: var(--transition);
        }
        .video-play-btn:hover {
            background: var(--primary);
            border-color: var(--primary);
        }
        .video-duration {
            position: absolute;
            bottom: 8px;
            right: 8px;
            font-size: 12px;
            font-weight: 600;
            color: #FFFFFF;
            background: rgba(15, 23, 42, 0.75);
            padding: 3px 10px;
            border-radius: 4px;
        }
        .video-tag-badge {
            position: absolute;
            top: 8px;
            left: 8px;
            font-size: 12px;
            font-weight: 600;
            color: #FFFFFF;
            background: var(--secondary);
            padding: 3px 10px;
            border-radius: 4px;
        }
        .video-card-body {
            padding: 16px 18px 18px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .video-card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--dark-navy);
            line-height: 1.5;
            margin: 0 0 8px 0;
            transition: var(--transition);
        }
        .video-card-title a {
            color: inherit;
        }
        .video-card-title a:hover {
            color: var(--primary);
        }
        .video-card-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            margin-top: auto;
        }
        .video-card-meta .dot {
            width: 4px;
            height: 4px;
            background: var(--text-muted);
            border-radius: 50%;
            display: inline-block;
        }

        /* ===== Classic Match Section ===== */
        .classic-section {
            background: var(--dark-navy);
            color: #FFFFFF;
        }
        .classic-section .section-title {
            color: #FFFFFF;
        }
        .classic-section .section-subtitle {
            color: #CBD5E1;
        }
        .classic-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 18px;
            transition: var(--transition);
            height: 100%;
        }
        .classic-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.2);
        }
        .classic-card h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 6px 0;
        }
        .classic-card p {
            font-size: 13px;
            color: #CBD5E1;
            margin: 0 0 8px 0;
            line-height: 1.6;
        }
        .classic-card .badge-text {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-orange);
        }

        /* ===== Tactical Analysis ===== */
        .tactic-list {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .tactic-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 20px;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .tactic-item:last-child {
            border-bottom: none;
        }
        .tactic-item:hover {
            background: var(--bg-slate);
        }
        .tactic-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(29, 78, 216, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }
        .tactic-info {
            flex: 1;
            min-width: 0;
        }
        .tactic-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--dark-navy);
            margin: 0 0 4px 0;
        }
        .tactic-info p {
            font-size: 13px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.6;
        }
        .tactic-arrow {
            font-size: 18px;
            color: var(--text-muted);
            flex-shrink: 0;
        }

        /* ===== FAQ Accordion Custom ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            width: 100%;
            background: #FFFFFF;
            border: none;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--dark-navy);
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: var(--transition);
        }
        .faq-question:hover {
            background: var(--bg-slate);
            color: var(--primary);
        }
        .faq-question .faq-icon {
            font-size: 18px;
            color: var(--text-muted);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.is-open .faq-question .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .faq-answer {
            display: none;
            padding: 0 20px 18px 20px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
        }
        .faq-item.is-open .faq-answer {
            display: block;
        }

        /* ===== CTA Subscribe Section ===== */
        .cta-section {
            background: var(--primary);
            color: #FFFFFF;
            text-align: center;
        }
        .cta-section .section-title {
            color: #FFFFFF;
        }
        .cta-section .section-subtitle {
            color: rgba(255, 255, 255, 0.85);
            margin-left: auto;
            margin-right: auto;
        }
        .cta-form {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            max-width: 500px;
            margin: 0 auto;
        }
        .cta-form input[type="email"] {
            flex: 1;
            min-width: 240px;
            height: 46px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.12);
            color: #FFFFFF;
            padding: 0 16px;
            font-size: 15px;
            outline: none;
            transition: var(--transition);
        }
        .cta-form input[type="email"]::placeholder {
            color: rgba(255, 255, 255, 0.7);
        }
        .cta-form input[type="email"]:focus {
            border-color: #FFFFFF;
            background: rgba(255, 255, 255, 0.18);
            outline: 2px solid rgba(255, 255, 255, 0.4);
            outline-offset: 2px;
        }
        .cta-form button {
            height: 46px;
            padding: 0 24px;
            border-radius: var(--radius-sm);
            border: none;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            background: #FFFFFF;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .cta-form button:hover {
            background: var(--bg-light);
        }
        .cta-form button:focus-visible {
            outline: 2px solid #FFFFFF;
            outline-offset: 3px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark-navy);
            color: #E2E8F0;
            padding: 48px 0 24px 0;
            margin-top: 64px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 12px 0;
        }
        .footer-brand h3 span {
            color: var(--primary);
        }
        .footer-brand p {
            font-size: 14px;
            color: #94A3B8;
            line-height: 1.8;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 14px 0;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: #94A3B8;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: #FFFFFF;
            padding-left: 4px;
        }
        .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: 13px;
            color: #94A3B8;
        }

        /* ===== Buttons ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            height: 46px;
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            background: var(--primary);
            border: 2px solid var(--primary);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #FFFFFF;
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            height: 46px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            background: #FFFFFF;
            border: 2px solid var(--primary);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn-secondary:hover {
            background: rgba(29, 78, 216, 0.06);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        /* ===== Responsive ===== */
        @media screen and (max-width: 1024px) {
            .video-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section-title {
                font-size: 26px;
            }
            .cat-header-left h1 {
                font-size: 28px;
            }
        }
        @media screen and (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-cta-link {
                display: none;
            }
            .section-pad {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 24px;
            }
            .cat-header-row {
                flex-direction: column;
                align-items: flex-start;
            }
            .cat-header-right {
                display: none;
            }
            .cat-header-left h1 {
                font-size: 24px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .video-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .video-card-title {
                font-size: 15px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
            .cta-form {
                flex-direction: column;
                padding: 0 20px;
            }
            .cta-form input[type="email"] {
                min-width: auto;
                width: 100%;
            }
            .cta-form button {
                width: 100%;
            }
        }
        @media screen and (max-width: 520px) {
            .section-pad {
                padding: 32px 0;
            }
            .section-title {
                font-size: 20px;
            }
            .section-head {
                margin-bottom: 24px;
            }
            .filter-chip {
                padding: 5px 10px;
                font-size: 12px;
            }
            .video-card-body {
                padding: 12px 14px 14px 14px;
            }
            .classic-card {
                padding: 14px;
            }
            .tactic-item {
                padding: 14px 16px;
                gap: 12px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1D4ED8;
            --primary-hover: #1A40B8;
            --secondary: #0F9D58;
            --dark-navy: #0F172A;
            --dark-slate: #1E293B;
            --accent-orange: #F97316;
            --bg-light: #F4F7FB;
            --bg-slate: #F8FAFC;
            --text-main: #1E293B;
            --text-body: #475569;
            --text-muted: #94A3B8;
            --border-light: #E2E8F0;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(15, 23, 42, 0.10);
            --shadow-nav: 0 1px 4px rgba(15, 23, 42, 0.06);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --transition: all 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: #FFFFFF;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: var(--font-stack);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-pad {
            padding: 64px 0;
        }
        .section-alt {
            background: var(--bg-light);
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(29, 78, 216, 0.08);
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--dark-navy);
            margin: 0 0 14px 0;
            letter-spacing: 0.2px;
        }
        .section-subtitle {
            font-size: 17px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0 0 36px 0;
            max-width: 720px;
        }
        .section-head {
            margin-bottom: 40px;
        }
        .section-head.center {
            text-align: center;
        }
        .section-head.center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        /* Header/Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-nav);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            padding: 0 20px;
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
        }
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark-navy);
            letter-spacing: 1px;
            flex-shrink: 0;
            white-space: nowrap;
        }
        .nav-logo span {
            color: var(--primary);
        }
        .nav-logo:hover {
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
        }
        .nav-links li {
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: rgba(29, 78, 216, 0.06);
        }
        .nav-links a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }
        .nav-links a.nav-active::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            background: #FFFFFF;
            color: var(--text-body);
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .nav-search-btn:hover {
            background: var(--bg-light);
            border-color: var(--primary);
            color: var(--primary);
        }
        .nav-cta-link {
            background: var(--primary);
            color: #FFFFFF;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
        }
        .nav-cta-link:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: none;
            background: #FFFFFF;
            cursor: pointer;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 4px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }
        .mobile-nav-panel {
            display: none;
            background: #FFFFFF;
            border-top: 1px solid var(--border-light);
            padding: 16px 20px;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            padding: 10px 16px;
            font-size: 16px;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .mobile-nav-panel a:hover {
            background: var(--bg-light);
            color: var(--primary);
        }
        .mobile-nav-panel a.nav-active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(29, 78, 216, 0.08);
        }
        /* Page hero (compact) */
        .page-hero {
            background: linear-gradient(135deg, #FFFFFF 0%, var(--bg-light) 100%);
            padding: 48px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .breadcrumb {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            margin: 0 6px;
        }
        .hero-inner {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 40px;
            align-items: center;
        }
        .hero-text h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--dark-navy);
            margin: 0 0 12px 0;
            letter-spacing: 0.5px;
        }
        .hero-desc {
            font-size: 17px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0 0 24px 0;
            max-width: 540px;
        }
        .hero-kpis {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }
        .hero-kpis div {
            text-align: center;
        }
        .hero-kpis strong {
            display: block;
            font-size: 24px;
            color: var(--primary);
            line-height: 1.2;
        }
        .hero-kpis span {
            font-size: 13px;
            color: var(--text-muted);
        }
        .hero-visual {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
            position: relative;
        }
        .hero-visual img {
            width: 100%;
            height: 260px;
            object-fit: cover;
        }
        .hero-visual::after {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(15, 23, 42, 0.15);
            pointer-events: none;
        }
        /* Filter bar */
        .filter-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            padding: 16px 0;
            box-shadow: 0 1px 4px rgba(15,23,42,0.03);
        }
        .filter-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: end;
        }
        .filter-item {
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex: 1 1 160px;
            min-width: 140px;
        }
        .filter-item label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
        }
        .filter-item select,
        .filter-item input {
            height: 40px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 0 12px;
            font-size: 15px;
            color: var(--text-main);
            background: #FFFFFF;
            transition: var(--transition);
        }
        .filter-item select:focus,
        .filter-item input:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .filter-reset {
            height: 40px;
            padding: 0 20px;
            border: 1px solid var(--border-light);
            background: #FFFFFF;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            cursor: pointer;
            font-size: 14px;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .filter-reset:hover {
            background: var(--bg-light);
            border-color: var(--primary);
            color: var(--primary);
        }
        /* Ranking table */
        .table-responsive {
            overflow-x: auto;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            background: #FFFFFF;
        }
        .ranking-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 15px;
            min-width: 600px;
        }
        .ranking-table th {
            background: var(--dark-navy);
            color: #FFFFFF;
            font-weight: 600;
            text-align: left;
            padding: 12px 16px;
            font-size: 14px;
            letter-spacing: 0.5px;
        }
        .ranking-table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-body);
        }
        .ranking-table tr:last-child td {
            border-bottom: none;
        }
        .ranking-table tr:hover td {
            background: rgba(29, 78, 216, 0.04);
        }
        .ranking-table .team-cell {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .ranking-table .team-cell img {
            width: 28px;
            height: 28px;
            object-fit: contain;
        }
        /* Data cards */
        .data-grid .grid-x {
            margin-bottom: 32px;
        }
        .data-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
        }
        .data-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .data-card-img {
            position: relative;
            height: 160px;
            overflow: hidden;
        }
        .data-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .data-card:hover .data-card-img img {
            transform: scale(1.06);
        }
        .badge {
            position: absolute;
            top: 12px;
            right: 12px;
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            color: #FFFFFF;
            background: var(--secondary);
            letter-spacing: 0.5px;
        }
        .data-card-body {
            padding: 18px 16px 20px;
        }
        .data-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark-navy);
            margin: 0 0 12px 0;
        }
        .data-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 6px 0;
            border-bottom: 1px dashed var(--border-light);
            font-size: 14px;
            color: var(--text-muted);
        }
        .data-row:last-child {
            border-bottom: none;
        }
        .data-row strong {
            color: var(--text-main);
            font-weight: 600;
        }
        .more-wrap {
            text-align: center;
            margin-top: 8px;
        }
        .btn {
            display: inline-block;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            border: 2px solid transparent;
            text-align: center;
            line-height: 1.5;
        }
        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #FFFFFF;
        }
        .btn-outline {
            background: #FFFFFF;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: rgba(29, 78, 216, 0.06);
            color: var(--primary);
        }
        /* Feature cards */
        .feature-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 220px;
            box-shadow: var(--shadow-card);
        }
        .feature-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(15,23,42,0.75) 0%, rgba(15,23,42,0.2) 60%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 20px;
            color: #FFFFFF;
        }
        .feature-card-overlay h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 6px 0;
            color: #FFFFFF;
        }
        .feature-card-overlay p {
            font-size: 14px;
            margin: 0;
            opacity: 0.9;
        }
        /* Data note */
        .data-note-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .data-note-grid h2 {
            font-size: 24px;
            color: var(--dark-navy);
            margin: 0 0 16px 0;
        }
        .data-note-grid p {
            color: var(--text-body);
            margin-bottom: 16px;
        }
        .data-note-grid ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .data-note-grid ul li {
            padding: 10px 0 10px 28px;
            position: relative;
            color: var(--text-body);
            font-size: 15px;
        }
        .data-note-grid ul li::before {
            content: "⚽";
            position: absolute;
            left: 0;
            color: var(--secondary);
        }
        .data-note-aside {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-card);
        }
        .update-status {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--secondary);
            margin-bottom: 16px;
        }
        .live-dot {
            width: 10px;
            height: 10px;
            background: var(--secondary);
            border-radius: 50%;
            display: inline-block;
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(15,157,88,0.6); }
            70% { box-shadow: 0 0 0 8px rgba(15,157,88,0); }
            100% { box-shadow: 0 0 0 0 rgba(15,157,88,0); }
        }
        .source-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            color: var(--text-muted);
            font-size: 13px;
        }
        /* FAQ accordion */
        .accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .accordion-item {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .accordion-item.is-active {
            box-shadow: var(--shadow-card);
        }
        .accordion-title {
            background: #FFFFFF;
            color: var(--text-main);
            font-size: 16px;
            font-weight: 600;
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }
        .accordion-title:hover {
            background: var(--bg-light);
            color: var(--primary);
        }
        .accordion-title::after {
            content: "+";
            font-size: 22px;
            font-weight: 400;
            transition: var(--transition);
        }
        .accordion-item.is-active .accordion-title::after {
            content: "−";
        }
        .accordion-content {
            padding: 0 20px 20px;
            color: var(--text-body);
            font-size: 15px;
            line-height: 1.8;
            display: none;
        }
        .accordion-item.is-active .accordion-content {
            display: block;
        }
        /* CTA section */
        .cta-section {
            background: var(--dark-navy);
            padding: 60px 0;
        }
        .cta-card {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 40px;
            text-align: center;
            box-shadow: var(--shadow-card-hover);
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-card h2 {
            font-size: 28px;
            color: var(--dark-navy);
            margin: 0 0 12px 0;
        }
        .cta-card p {
            color: var(--text-body);
            margin: 0 0 24px 0;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-form input {
            flex: 1 1 240px;
            height: 44px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 0 16px;
            font-size: 15px;
        }
        .subscribe-form input:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        /* Channel grid */
        .channel-grid .cell {
            margin-bottom: 16px;
        }
        .channel-card {
            display: block;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 18px 16px;
            text-align: center;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .channel-card:hover {
            color: var(--primary);
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .channel-card.active {
            background: rgba(29, 78, 216, 0.06);
            border-color: var(--primary);
            color: var(--primary);
        }
        /* Footer */
        .site-footer {
            background: var(--dark-navy);
            color: #FFFFFF;
            padding: 60px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 12px 0;
        }
        .footer-brand h3 span {
            color: var(--secondary);
        }
        .footer-brand p {
            color: rgba(255,255,255,0.75);
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 16px 0;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255,255,255,0.75);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: #FFFFFF;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255,255,255,0.6);
        }
        /* Responsive */
        @media screen and (max-width: 1024px) {
            .nav-links a {
                padding: 10px 12px;
                font-size: 14px;
            }
            .nav-cta-link {
                padding: 8px 12px;
                font-size: 13px;
            }
        }
        @media screen and (max-width: 768px) {
            .section-pad {
                padding: 40px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 24px;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-visual img {
                height: 200px;
            }
            .filter-row {
                gap: 12px;
            }
            .data-note-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .footer-brand {
                grid-column: span 2;
            }
        }
        @media screen and (max-width: 640px) {
            .nav-links {
                display: none;
            }
            .nav-cta-link {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-nav-panel {
                display: none;
            }
            .mobile-nav-panel.open {
                display: flex;
            }
            .container {
                padding: 0 16px;
            }
            .hero-text h1 {
                font-size: 28px;
            }
            .hero-kpis {
                gap: 16px;
            }
            .hero-kpis strong {
                font-size: 20px;
            }
            .filter-item {
                flex: 1 1 100%;
                min-width: 100%;
            }
            .data-grid .cell {
                margin-bottom: 16px;
            }
            .feature-card {
                height: 180px;
            }
            .cta-card {
                padding: 28px 16px;
            }
            .cta-card h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }