/* roulang page: index */
:root {
            --color-primary: #2563EB;
            --color-primary-hover: #1D4ED8;
            --color-primary-light: #EFF6FF;
            --color-primary-soft: #DBEAFE;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #64748B;
            --color-text-weak: #94A3B8;
            --color-border: #E2E8F0;
            --color-shadow: rgba(15, 23, 42, 0.08);
            --color-shadow-hover: rgba(37, 99, 235, 0.16);
            --color-accent: #06B6D4;
            --radius-card: 12px;
            --radius-btn: 8px;
            --transition: 0.2s ease;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body { font-family: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif; background: var(--color-bg); color: var(--color-text); line-height: 1.75; font-size: 16px; -webkit-font-smoothing: antialiased; }
        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: color var(--transition); }
        a:hover { color: var(--color-primary); }
        button { cursor: pointer; border: none; background: none; font-family: inherit; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .section { padding: 56px 0; }
        .section-alt { background: var(--color-bg); }
        .section-white { background: var(--color-card); }
        .card { background: var(--color-card); border-radius: var(--radius-card); box-shadow: var(--color-shadow); border: 1px solid var(--color-border); transition: box-shadow var(--transition), transform var(--transition); }
        .card:hover { box-shadow: var(--color-shadow-hover); transform: translateY(-2px); }
        .card-flat { box-shadow: none; }
        .btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: var(--radius-btn); font-weight: 500; font-size: 15px; transition: all var(--transition); white-space: nowrap; }
        .btn-primary { background: var(--color-primary); color: #fff; }
        .btn-primary:hover { background: var(--color-primary-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37,99,235,0.28); }
        .btn-secondary { background: transparent; border: 1px solid var(--color-primary); color: var(--color-primary); }
        .btn-secondary:hover { background: var(--color-primary-light); color: var(--color-primary); transform: translateY(-2px); }
        .btn-sm { padding: 8px 16px; font-size: 13px; border-radius: 6px; }
        .badge { display: inline-flex; align-items: center; gap: 4px; padding: 4px 12px; border-radius: 20px; font-size: 12px; font-weight: 500; }
        .badge-live { background: #DCFCE7; color: #16A34A; }
        .badge-ended { background: #F1F5F9; color: #64748B; }
        .badge-upcoming { background: #DBEAFE; color: #2563EB; }
        .badge-tag { background: var(--color-primary-light); color: var(--color-primary); }
        .badge-accent { background: #CFFAFE; color: #0891B2; }
        .section-title { font-size: clamp(22px, 3vw, 32px); font-weight: 600; color: var(--color-text); letter-spacing: -0.01em; margin-bottom: 12px; }
        .section-sub { font-size: 15px; color: var(--color-text-secondary); max-width: 680px; margin-bottom: 32px; line-height: 1.7; }
        .stat-number { font-size: clamp(28px, 3vw, 40px); font-weight: 700; color: var(--color-primary); letter-spacing: -0.02em; }
        .stat-label { font-size: 13px; color: var(--color-text-secondary); }
        .divider { height: 1px; background: var(--color-border); margin: 0; opacity: 0.6; }
        .icon-box { width: 44px; height: 44px; border-radius: 10px; display: flex; align-items: center; justify-content: center; background: var(--color-primary-light); color: var(--color-primary); font-size: 18px; margin-bottom: 14px; }
        .icon-box-sm { width: 34px; height: 34px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; background: var(--color-primary-light); color: var(--color-primary); font-size: 14px; }
        .nav-item { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 8px; font-size: 13px; font-weight: 500; color: var(--color-text-secondary); transition: all var(--transition); white-space: nowrap; }
        .nav-item:hover, .nav-item.active { background: var(--color-primary-light); color: var(--color-primary); }
        .mobile-menu { display: none; }
        .mobile-menu.open { display: block; }
        .fade-in { animation: fadeIn 0.6s ease forwards; }
        @keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
        .hero-pattern { position: relative; overflow: hidden; }
        .hero-pattern::before { content: ''; position: absolute; inset: 0; background: rgba(248,250,252,0.82); z-index: 1; }
        .hero-pattern > .container { position: relative; z-index: 2; }
        .faq-item { border-bottom: 1px solid var(--color-border); padding: 18px 0; cursor: pointer; }
        .faq-question { display: flex; justify-content: space-between; align-items: center; font-size: 17px; font-weight: 600; color: var(--color-text); gap: 16px; }
        .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; color: var(--color-text-secondary); font-size: 15px; }
        .faq-item.active .faq-answer { max-height: 200px; padding-top: 12px; }
        .faq-item.active .faq-icon { transform: rotate(45deg); }
        .faq-icon { transition: transform var(--transition); color: var(--color-primary); font-size: 18px; flex-shrink: 0; }
        footer { background: var(--color-text); color: #CBD5E1; }
        .footer-link { color: #94A3B8; font-size: 13px; }
        .footer-link:hover { color: #fff; }
        @media (max-width: 1024px) {
            .section { padding: 40px 0; }
            .desktop-nav { display: none !important; }
            .mobile-toggle { display: inline-flex !important; }
            .hero-grid { grid-template-columns: 1fr !important; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 16px; }
            .section { padding: 32px 0; }
            .hero-score-stack { grid-template-columns: 1fr !important; }
            .grid-3, .grid-4, .grid-6 { grid-template-columns: 1fr !important; }
            .grid-2 { grid-template-columns: 1fr !important; }
            .stat-grid { grid-template-columns: repeat(2, 1fr) !important; }
            .footer-grid { grid-template-columns: 1fr !important; }
            .btn { padding: 10px 18px; font-size: 14px; }
            .nav-mobile-panel { position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--color-border); box-shadow: 0 8px 24px rgba(0,0,0,0.1); z-index: 50; padding: 12px 16px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 12px; }
            .section-title { font-size: 22px; }
            .stat-number { font-size: 26px; }
            .btn { padding: 8px 14px; font-size: 13px; }
        }
        .backdrop-blur-nav { backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); background: rgba(255,255,255,0.88); }
        .scrollbar-hide { scrollbar-width: none; -ms-overflow-style: none; }
        .scrollbar-hide::-webkit-scrollbar { display: none; }

/* roulang page: category2 */
:root {
            --color-primary: #2563EB;
            --color-primary-hover: #1D4ED8;
            --color-primary-light: #EFF6FF;
            --color-primary-soft: #DBEAFE;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #64748B;
            --color-text-weak: #94A3B8;
            --color-border: #E2E8F0;
            --color-shadow: rgba(15, 23, 42, 0.08);
            --color-shadow-hover: rgba(37, 99, 235, 0.16);
            --color-accent: #06B6D4;
            --radius-card: 12px;
            --radius-btn: 8px;
            --transition: 0.2s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary);
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 48px 0;
        }
        .section-alt {
            background: var(--color-bg);
        }
        .section-white {
            background: var(--color-card);
        }
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--color-shadow);
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .card:hover {
            box-shadow: var(--color-shadow-hover);
            transform: translateY(-2px);
        }
        .card-flat {
            box-shadow: none;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 500;
            font-size: 15px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
        }
        .btn-secondary {
            background: transparent;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
        }
        .btn-secondary:hover {
            background: var(--color-primary-light);
            color: var(--color-primary);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
        }
        .badge-live {
            background: #DCFCE7;
            color: #16A34A;
        }
        .badge-ended {
            background: #F1F5F9;
            color: #64748B;
        }
        .badge-upcoming {
            background: #DBEAFE;
            color: #2563EB;
        }
        .badge-tag {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .badge-accent {
            background: #CFFAFE;
            color: #0891B2;
        }
        .section-title {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 680px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .divider {
            height: 1px;
            background: var(--color-border);
            margin: 0;
            opacity: 0.6;
        }
        .nav-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-item:hover,
        .nav-item.active {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .mobile-menu {
            display: none;
        }
        .mobile-menu.open {
            display: block;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
            cursor: pointer;
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            gap: 16px;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            color: var(--color-text-secondary);
            font-size: 15px;
        }
        .faq-item.active .faq-answer {
            max-height: 200px;
            padding-top: 12px;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-icon {
            transition: transform var(--transition);
            color: var(--color-primary);
            font-size: 18px;
            flex-shrink: 0;
        }
        footer {
            background: var(--color-text);
            color: #CBD5E1;
        }
        .footer-link {
            color: #94A3B8;
            font-size: 13px;
        }
        .footer-link:hover {
            color: #fff;
        }
        .backdrop-blur-nav {
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            background: rgba(255, 255, 255, 0.88);
        }
        .nav-mobile-panel {
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
            z-index: 50;
            padding: 12px 16px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .list-card {
            display: flex;
            gap: 20px;
            padding: 20px;
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow);
            transition: all var(--transition);
        }
        .list-card:hover {
            box-shadow: var(--color-shadow-hover);
            transform: translateY(-2px);
        }
        .list-thumb {
            width: 180px;
            min-width: 180px;
            height: 120px;
            border-radius: 8px;
            overflow: hidden;
            object-fit: cover;
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-tag:hover,
        .filter-tag.active-tag {
            background: var(--color-primary-light);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .sort-btn {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 14px;
            border-radius: 6px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition);
        }
        .sort-btn:hover {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .horizontal-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 8px;
            scrollbar-width: thin;
            scrollbar-color: #CBD5E1 transparent;
        }
        .horizontal-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .horizontal-scroll::-webkit-scrollbar-thumb {
            background: #CBD5E1;
            border-radius: 3px;
        }
        .horizontal-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .scroll-card {
            min-width: 260px;
            max-width: 280px;
            flex-shrink: 0;
        }
        @media (max-width: 1024px) {
            .desktop-nav {
                display: none !important;
            }
            .mobile-toggle {
                display: inline-flex !important;
            }
            .hero-grid {
                grid-template-columns: 1fr !important;
            }
            .grid-3,
            .grid-4 {
                grid-template-columns: repeat(2, 1fr) !important;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr) !important;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .section {
                padding: 32px 0;
            }
            .grid-3,
            .grid-4,
            .grid-2 {
                grid-template-columns: 1fr !important;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr) !important;
            }
            .list-card {
                flex-direction: column;
                padding: 16px;
            }
            .list-thumb {
                width: 100%;
                min-width: auto;
                height: 180px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
            .section-title {
                font-size: 22px;
            }
            .btn {
                padding: 8px 14px;
                font-size: 13px;
            }
            .section {
                padding: 28px 0;
            }
            .filter-tag {
                padding: 5px 12px;
                font-size: 12px;
            }
        }
        @media (min-width: 1025px) {
            .desktop-nav {
                display: flex !important;
            }
            .mobile-toggle {
                display: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #2563EB;
            --color-primary-hover: #1D4ED8;
            --color-primary-light: #EFF6FF;
            --color-primary-soft: #DBEAFE;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #64748B;
            --color-text-weak: #94A3B8;
            --color-border: #E2E8F0;
            --color-shadow: rgba(15, 23, 42, 0.08);
            --color-shadow-hover: rgba(37, 99, 235, 0.16);
            --color-accent: #06B6D4;
            --radius-card: 12px;
            --radius-btn: 8px;
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 48px 0;
        }

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

        .section-white {
            background: var(--color-card);
        }

        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: 0 4px 16px var(--color-shadow);
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .card:hover {
            box-shadow: 0 8px 24px var(--color-shadow-hover);
            transform: translateY(-2px);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 500;
            font-size: 15px;
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
        }

        .btn-secondary {
            background: transparent;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary-light);
            color: var(--color-primary);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
        }

        .badge-live {
            background: #DCFCE7;
            color: #16A34A;
        }

        .badge-ended {
            background: #F1F5F9;
            color: #64748B;
        }

        .badge-upcoming {
            background: #DBEAFE;
            color: #2563EB;
        }

        .badge-tag {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }

        .badge-accent {
            background: #CFFAFE;
            color: #0891B2;
        }

        .section-title {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }

        .section-sub {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 680px;
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .divider {
            height: 1px;
            background: var(--color-border);
            margin: 0;
            opacity: 0.6;
        }

        .nav-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-item:hover,
        .nav-item.active {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }

        .backdrop-blur-nav {
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            background: rgba(255, 255, 255, 0.88);
        }

        .nav-mobile-panel {
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
            z-index: 50;
            padding: 12px 16px;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
            cursor: pointer;
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            gap: 16px;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 240px;
            padding-top: 12px;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

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

        footer {
            background: var(--color-text);
            color: #CBD5E1;
        }

        .footer-link {
            color: #94A3B8;
            font-size: 13px;
        }

        .footer-link:hover {
            color: #fff;
        }

        .desktop-nav {
            display: flex;
        }

        .mobile-toggle {
            display: none;
        }

        .hero-compact {
            padding: 40px 0 32px;
            background: var(--color-card);
            border-bottom: 1px solid var(--color-border);
        }

        .breadcrumb {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-top: 8px;
        }

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

        .breadcrumb a:hover {
            text-decoration: underline;
        }

        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .score-list-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: 12px;
            background: var(--color-card);
            margin-bottom: 12px;
            transition: all var(--transition);
            flex-wrap: wrap;
        }

        .score-list-item:hover {
            box-shadow: 0 4px 16px var(--color-shadow);
            border-color: var(--color-primary-soft);
        }

        .score-list-item .thumb {
            width: 180px;
            height: 100px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .score-list-item .match-info {
            flex: 1;
            min-width: 200px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition);
        }

        .filter-tag:hover,
        .filter-tag.active {
            background: var(--color-primary-light);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .horizontal-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 12px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .horizontal-scroll .scroll-card {
            min-width: 260px;
            scroll-snap-align: start;
            flex-shrink: 0;
        }

        .horizontal-scroll::-webkit-scrollbar {
            height: 6px;
        }

        .horizontal-scroll::-webkit-scrollbar-track {
            background: var(--color-bg);
            border-radius: 3px;
        }

        .horizontal-scroll::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 3px;
        }

        @media (max-width: 1024px) {
            .desktop-nav {
                display: none !important;
            }
            .mobile-toggle {
                display: inline-flex !important;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section {
                padding: 40px 0;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .section {
                padding: 32px 0;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .score-list-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .score-list-item .thumb {
                width: 100%;
                height: 160px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .horizontal-scroll .scroll-card {
                min-width: 220px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
            .section-title {
                font-size: 22px;
            }
            .btn {
                padding: 8px 14px;
                font-size: 13px;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #2563EB;
            --color-primary-hover: #1D4ED8;
            --color-primary-light: #EFF6FF;
            --color-primary-soft: #DBEAFE;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #64748B;
            --color-text-weak: #94A3B8;
            --color-border: #E2E8F0;
            --color-shadow: rgba(15, 23, 42, 0.08);
            --color-shadow-hover: rgba(37, 99, 235, 0.16);
            --color-accent: #06B6D4;
            --radius-card: 12px;
            --radius-btn: 8px;
            --transition: 0.2s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary);
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 56px 0;
        }
        .section-alt {
            background: var(--color-bg);
        }
        .section-white {
            background: var(--color-card);
        }
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--color-shadow);
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .card:hover {
            box-shadow: var(--color-shadow-hover);
            transform: translateY(-2px);
        }
        .card-flat {
            box-shadow: none;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 500;
            font-size: 15px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
        }
        .btn-secondary {
            background: transparent;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
        }
        .btn-secondary:hover {
            background: var(--color-primary-light);
            color: var(--color-primary);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
        }
        .badge-live {
            background: #DCFCE7;
            color: #16A34A;
        }
        .badge-ended {
            background: #F1F5F9;
            color: #64748B;
        }
        .badge-upcoming {
            background: #DBEAFE;
            color: #2563EB;
        }
        .badge-tag {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .badge-accent {
            background: #CFFAFE;
            color: #0891B2;
        }
        .section-title {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 680px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .divider {
            height: 1px;
            background: var(--color-border);
            margin: 0;
            opacity: 0.6;
        }
        .nav-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-item:hover,
        .nav-item.active {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .mobile-menu {
            display: none;
        }
        .mobile-menu.open {
            display: block;
        }
        footer {
            background: var(--color-text);
            color: #CBD5E1;
        }
        .footer-link {
            color: #94A3B8;
            font-size: 13px;
        }
        .footer-link:hover {
            color: #fff;
        }
        .backdrop-blur-nav {
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            background: rgba(255, 255, 255, 0.88);
        }
        .desktop-nav {
            display: none;
        }
        .mobile-toggle {
            display: inline-flex;
        }
        .hero-pattern {
            position: relative;
            overflow: hidden;
        }
        .hero-pattern::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(248, 250, 252, 0.82);
            z-index: 1;
        }
        .hero-pattern>.container {
            position: relative;
            z-index: 2;
        }
        .stat-value {
            font-size: clamp(28px, 3vw, 38px);
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid var(--color-border);
            background: var(--color-card);
            color: var(--color-text-secondary);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-chip:hover,
        .filter-chip.active {
            border-color: var(--color-primary);
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .sort-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid var(--color-border);
            background: var(--color-card);
            color: var(--color-text-secondary);
            transition: all var(--transition);
            cursor: pointer;
        }
        .sort-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: var(--color-primary-light);
        }
        .team-card {
            display: flex;
            gap: 16px;
            padding: 20px;
            flex-direction: column;
        }
        .team-card-thumb {
            width: 100%;
            height: 160px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .team-card-body {
            flex: 1;
        }
        .team-card-head {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
        }
        .team-card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
        }
        .team-card-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .team-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: var(--color-text-weak);
            margin-top: 10px;
        }
        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 6px;
            background: var(--color-primary-soft);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .rank-badge.gold {
            background: #FEF3C7;
            color: #D97706;
        }
        .rank-badge.silver {
            background: #F1F5F9;
            color: #64748B;
        }
        .rank-badge.bronze {
            background: #FFEDD5;
            color: #EA580C;
        }
        .w-32 {
            width: 8rem;
        }
        @media (max-width: 1024px) {
            .section {
                padding: 40px 0;
            }
            .desktop-nav {
                display: none !important;
            }
            .mobile-toggle {
                display: inline-flex !important;
            }
            .grid-3,
            .grid-4,
            .grid-6 {
                grid-template-columns: repeat(2, 1fr) !important;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .section {
                padding: 32px 0;
            }
            .grid-3,
            .grid-4,
            .grid-6 {
                grid-template-columns: 1fr !important;
            }
            .grid-2 {
                grid-template-columns: 1fr !important;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr) !important;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .team-card {
                padding: 16px;
            }
            .team-card-thumb {
                height: 140px;
            }
            .nav-mobile-panel {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                z-index: 50;
                padding: 12px 16px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
            .section-title {
                font-size: 22px;
            }
            .btn {
                padding: 8px 14px;
                font-size: 13px;
            }
        }
        @media (min-width: 1025px) {
            .desktop-nav {
                display: flex !important;
            }
            .mobile-toggle {
                display: none !important;
            }
            .team-card {
                flex-direction: row;
            }
            .team-card-thumb {
                width: 180px;
                height: 130px;
            }
            .grid-3 {
                grid-template-columns: repeat(3, 1fr) !important;
            }
            .grid-4 {
                grid-template-columns: repeat(4, 1fr) !important;
            }
            .grid-2 {
                grid-template-columns: repeat(2, 1fr) !important;
            }
            .stat-grid {
                grid-template-columns: repeat(4, 1fr) !important;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #2563EB;
            --color-primary-hover: #1D4ED8;
            --color-primary-light: #EFF6FF;
            --color-primary-soft: #DBEAFE;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #64748B;
            --color-text-weak: #94A3B8;
            --color-border: #E2E8F0;
            --color-shadow: rgba(15, 23, 42, 0.08);
            --color-shadow-hover: rgba(37, 99, 235, 0.16);
            --color-accent: #06B6D4;
            --radius-card: 12px;
            --radius-btn: 8px;
            --transition: 0.2s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary);
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 48px 0;
        }
        .section-alt {
            background: var(--color-bg);
        }
        .section-white {
            background: var(--color-card);
        }
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--color-shadow);
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .card:hover {
            box-shadow: var(--color-shadow-hover);
            transform: translateY(-2px);
        }
        .card-flat {
            box-shadow: none;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 500;
            font-size: 15px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
        }
        .btn-secondary {
            background: transparent;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
        }
        .btn-secondary:hover {
            background: var(--color-primary-light);
            color: var(--color-primary);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
        }
        .badge-live {
            background: #DCFCE7;
            color: #16A34A;
        }
        .badge-ended {
            background: #F1F5F9;
            color: #64748B;
        }
        .badge-upcoming {
            background: #DBEAFE;
            color: #2563EB;
        }
        .badge-tag {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .badge-accent {
            background: #CFFAFE;
            color: #0891B2;
        }
        .section-title {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 680px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .divider {
            height: 1px;
            background: var(--color-border);
            margin: 0;
            opacity: 0.6;
        }
        .nav-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-item:hover,
        .nav-item.active {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .backdrop-blur-nav {
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            background: rgba(255, 255, 255, 0.88);
        }
        .nav-mobile-panel {
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
            z-index: 50;
            padding: 12px 16px;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
            cursor: pointer;
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            gap: 16px;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            color: var(--color-text-secondary);
            font-size: 15px;
        }
        .faq-item.active .faq-answer {
            max-height: 200px;
            padding-top: 12px;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-icon {
            transition: transform var(--transition);
            color: var(--color-primary);
            font-size: 18px;
            flex-shrink: 0;
        }
        footer {
            background: var(--color-text);
            color: #CBD5E1;
        }
        .footer-link {
            color: #94A3B8;
            font-size: 13px;
        }
        .footer-link:hover {
            color: #fff;
        }
        .news-list-card {
            display: flex;
            gap: 20px;
            padding: 20px;
            transition: all var(--transition);
        }
        .news-list-card .cover-thumb {
            width: 180px;
            height: 120px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }
        @media (max-width: 1024px) {
            .section {
                padding: 40px 0;
            }
            .desktop-nav {
                display: none !important;
            }
            .mobile-toggle {
                display: inline-flex !important;
            }
        }
        @media (min-width: 1025px) {
            .desktop-nav {
                display: flex !important;
            }
            .mobile-toggle {
                display: none !important;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .section {
                padding: 32px 0;
            }
            .news-list-card {
                flex-direction: column;
            }
            .news-list-card .cover-thumb {
                width: 100%;
                height: 180px;
            }
            .section-title {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
            .btn {
                padding: 8px 14px;
                font-size: 13px;
            }
            .news-list-card .cover-thumb {
                height: 160px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #2563EB;
            --color-primary-hover: #1D4ED8;
            --color-primary-light: #EFF6FF;
            --color-primary-soft: #DBEAFE;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #64748B;
            --color-text-weak: #94A3B8;
            --color-border: #E2E8F0;
            --color-shadow: rgba(15, 23, 42, 0.08);
            --color-shadow-hover: rgba(37, 99, 235, 0.16);
            --color-accent: #06B6D4;
            --radius-card: 12px;
            --radius-btn: 8px;
            --transition: 0.2s ease;
        }
        html { scroll-behavior: smooth; }
        body { font-family: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif; background: var(--color-bg); color: var(--color-text); line-height: 1.75; font-size: 16px; -webkit-font-smoothing: antialiased; }
        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: color var(--transition); }
        a:hover { color: var(--color-primary); }
        button { cursor: pointer; border: none; background: none; font-family: inherit; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .section { padding: 48px 0; }
        .section-alt { background: var(--color-bg); }
        .section-white { background: var(--color-card); }
        .card { background: var(--color-card); border-radius: var(--radius-card); box-shadow: var(--color-shadow); border: 1px solid var(--color-border); transition: box-shadow var(--transition), transform var(--transition); }
        .card:hover { box-shadow: var(--color-shadow-hover); transform: translateY(-2px); }
        .btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: var(--radius-btn); font-weight: 500; font-size: 15px; transition: all var(--transition); white-space: nowrap; }
        .btn-primary { background: var(--color-primary); color: #fff; }
        .btn-primary:hover { background: var(--color-primary-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37,99,235,0.28); }
        .btn-secondary { background: transparent; border: 1px solid var(--color-primary); color: var(--color-primary); }
        .btn-secondary:hover { background: var(--color-primary-light); color: var(--color-primary); transform: translateY(-2px); }
        .btn-sm { padding: 8px 16px; font-size: 13px; border-radius: 6px; }
        .badge { display: inline-flex; align-items: center; gap: 4px; padding: 4px 12px; border-radius: 20px; font-size: 12px; font-weight: 500; }
        .badge-live { background: #DCFCE7; color: #16A34A; }
        .badge-ended { background: #F1F5F9; color: #64748B; }
        .badge-upcoming { background: #DBEAFE; color: #2563EB; }
        .badge-tag { background: var(--color-primary-light); color: var(--color-primary); }
        .badge-accent { background: #CFFAFE; color: #0891B2; }
        .section-title { font-size: clamp(22px, 3vw, 32px); font-weight: 600; color: var(--color-text); letter-spacing: -0.01em; margin-bottom: 12px; }
        .section-sub { font-size: 15px; color: var(--color-text-secondary); max-width: 680px; margin-bottom: 32px; line-height: 1.7; }
        .divider { height: 1px; background: var(--color-border); margin: 0; opacity: 0.6; }
        .nav-item { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 8px; font-size: 13px; font-weight: 500; color: var(--color-text-secondary); transition: all var(--transition); white-space: nowrap; }
        .nav-item:hover, .nav-item.active { background: var(--color-primary-light); color: var(--color-primary); }
        .backdrop-blur-nav { backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); background: rgba(255,255,255,0.88); }
        .nav-mobile-panel { position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--color-border); box-shadow: 0 8px 24px rgba(0,0,0,0.1); z-index: 50; padding: 12px 16px; }
        .footer-link { color: #94A3B8; font-size: 13px; }
        .footer-link:hover { color: #fff; }
        footer { background: var(--color-text); color: #CBD5E1; }
        .page-hero { background: linear-gradient(135deg, #EFF6FF 0%, #F8FAFC 55%, #DBEAFE 130%); border-bottom: 1px solid var(--color-border); padding: 28px 0 24px; }
        .breadcrumb-sep { color: var(--color-text-weak); margin: 0 6px; font-size: 13px; }
        .filter-chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 20px; background: var(--color-card); border: 1px solid var(--color-border); font-size: 13px; font-weight: 500; color: var(--color-text-secondary); transition: all var(--transition); cursor: pointer; white-space: nowrap; }
        .filter-chip:hover, .filter-chip.active { background: var(--color-primary-light); border-color: var(--color-primary); color: var(--color-primary); }
        .guide-card-img { aspect-ratio: 16/9; object-fit: cover; width: 100%; height: 100%; border-radius: 8px; }
        .horizontal-scroll { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 12px; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
        .horizontal-scroll > * { flex: 0 0 260px; scroll-snap-align: start; }
        .horizontal-scroll::-webkit-scrollbar { height: 6px; }
        .horizontal-scroll::-webkit-scrollbar-track { background: #E2E8F0; border-radius: 3px; }
        .horizontal-scroll::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 3px; }
        .faq-item { border-bottom: 1px solid var(--color-border); padding: 18px 0; cursor: pointer; }
        .faq-question { display: flex; justify-content: space-between; align-items: center; font-size: 17px; font-weight: 600; color: var(--color-text); gap: 16px; text-align: left; }
        .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; color: var(--color-text-secondary); font-size: 15px; }
        .faq-item.active .faq-answer { max-height: 300px; padding-top: 12px; }
        .faq-item.active .faq-icon { transform: rotate(45deg); }
        .faq-icon { transition: transform var(--transition); color: var(--color-primary); font-size: 18px; flex-shrink: 0; }
        .stat-number { font-size: 28px; font-weight: 700; color: var(--color-text); line-height: 1; }
        .stat-label { font-size: 13px; color: var(--color-text-secondary); margin-top: 4px; }
        input[type="text"], input[type="email"] { transition: border-color var(--transition), box-shadow var(--transition); }
        input[type="text"]:focus, input[type="email"]:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.12); }
        .topic-card-bg { position: relative; overflow: hidden; border-radius: var(--radius-card); min-height: 220px; }
        .topic-card-bg img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
        .topic-card-overlay { position: absolute; inset: 0; background: rgba(15,23,42,0.62); }
        .topic-card-content { position: relative; z-index: 1; color: #fff; padding: 24px; }
        @media (max-width: 1024px) {
            .desktop-nav { display: none !important; }
            .mobile-toggle { display: inline-flex !important; }
            .md-grid-2 { grid-template-columns: 1fr !important; }
        }
        @media (min-width: 1025px) {
            .desktop-nav { display: flex !important; }
            .mobile-toggle { display: none !important; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 16px; }
            .section { padding: 32px 0; }
            .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr !important; }
            .stat-grid { grid-template-columns: repeat(2, 1fr) !important; }
            .page-hero { padding: 22px 0 18px; }
            .section-title { font-size: 22px; }
            .btn { padding: 10px 18px; font-size: 14px; }
            .horizontal-scroll > * { flex: 0 0 220px; }
        }
        @media (max-width: 520px) {
            .btn { padding: 8px 14px; font-size: 13px; }
            .stat-grid { grid-template-columns: 1fr 1fr !important; gap: 12px; }
        }

/* roulang page: category5 */
:root {
            --color-primary: #2563EB;
            --color-primary-hover: #1D4ED8;
            --color-primary-light: #EFF6FF;
            --color-primary-soft: #DBEAFE;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #64748B;
            --color-text-weak: #94A3B8;
            --color-border: #E2E8F0;
            --color-shadow: rgba(15, 23, 42, 0.08);
            --color-shadow-hover: rgba(37, 99, 235, 0.16);
            --color-accent: #06B6D4;
            --radius-card: 12px;
            --radius-btn: 8px;
            --transition: 0.2s ease;
        }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: color var(--transition); }
        a:hover { color: var(--color-primary); }
        button { cursor: pointer; border: none; background: none; font-family: inherit; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .section { padding: 48px 0; }
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--color-shadow);
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .card:hover { box-shadow: var(--color-shadow-hover); transform: translateY(-2px); }
        .btn {
            display: inline-flex; align-items: center; gap: 8px;
            padding: 12px 24px; border-radius: var(--radius-btn);
            font-weight: 500; font-size: 15px;
            transition: all var(--transition); white-space: nowrap;
        }
        .btn-primary { background: var(--color-primary); color: #fff; }
        .btn-primary:hover { background: var(--color-primary-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37,99,235,0.28); }
        .btn-secondary { background: transparent; border: 1px solid var(--color-primary); color: var(--color-primary); }
        .btn-secondary:hover { background: var(--color-primary-light); color: var(--color-primary); transform: translateY(-2px); }
        .btn-sm { padding: 8px 16px; font-size: 13px; border-radius: 6px; }
        .badge {
            display: inline-flex; align-items: center; gap: 4px;
            padding: 4px 12px; border-radius: 20px;
            font-size: 12px; font-weight: 500;
        }
        .badge-live { background: #DCFCE7; color: #16A34A; }
        .badge-ended { background: #F1F5F9; color: #64748B; }
        .badge-upcoming { background: #DBEAFE; color: #2563EB; }
        .badge-tag { background: var(--color-primary-light); color: var(--color-primary); }
        .badge-accent { background: #CFFAFE; color: #0891B2; }
        .section-title {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 600; color: var(--color-text);
            letter-spacing: -0.01em; margin-bottom: 12px;
        }
        .section-sub { font-size: 15px; color: var(--color-text-secondary); max-width: 680px; margin-bottom: 32px; line-height: 1.7; }
        .nav-item {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 8px 14px; border-radius: 8px;
            font-size: 13px; font-weight: 500; color: var(--color-text-secondary);
            transition: all var(--transition); white-space: nowrap;
        }
        .nav-item:hover, .nav-item.active { background: var(--color-primary-light); color: var(--color-primary); }
        .faq-item { border-bottom: 1px solid var(--color-border); padding: 18px 0; cursor: pointer; }
        .faq-question {
            display: flex; justify-content: space-between; align-items: center;
            font-size: 17px; font-weight: 600; color: var(--color-text); gap: 16px;
        }
        .faq-answer {
            max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
            color: var(--color-text-secondary); font-size: 15px;
        }
        .faq-item.active .faq-answer { max-height: 220px; padding-top: 12px; }
        .faq-item.active .faq-icon { transform: rotate(45deg); }
        .faq-icon { transition: transform var(--transition); color: var(--color-primary); font-size: 18px; flex-shrink: 0; }
        footer { background: var(--color-text); color: #CBD5E1; }
        .footer-link { color: #94A3B8; font-size: 13px; }
        .footer-link:hover { color: #fff; }
        .backdrop-blur-nav { backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); background: rgba(255,255,255,0.88); }
        .nav-mobile-panel {
            position: absolute; top: 100%; left: 0; right: 0;
            background: #fff; border-bottom: 1px solid var(--color-border);
            box-shadow: 0 8px 24px rgba(0,0,0,0.1); z-index: 50; padding: 12px 16px;
        }
        .page-header {
            background: linear-gradient(135deg, #EFF6FF 0%, #F8FAFC 100%);
            border-bottom: 1px solid var(--color-border);
            padding: 32px 0;
        }
        .breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--color-text-weak); }
        .breadcrumb a:hover { color: var(--color-primary); }
        .breadcrumb .separator { color: var(--color-text-weak); font-size: 11px; }
        .stat-num { font-size: 28px; font-weight: 700; color: var(--color-primary); line-height: 1.2; }
        .filter-chip {
            display: inline-flex; align-items: center; padding: 7px 16px;
            border-radius: 20px; font-size: 13px; font-weight: 500;
            background: var(--color-card); color: var(--color-text-secondary);
            border: 1px solid var(--color-border); transition: all var(--transition);
            cursor: pointer; white-space: nowrap;
        }
        .filter-chip:hover, .filter-chip.active {
            background: var(--color-primary-light); color: var(--color-primary);
            border-color: var(--color-primary-soft);
        }
        .sort-btn {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 6px 12px; font-size: 13px; font-weight: 500;
            color: var(--color-text-secondary); border-radius: 6px;
            transition: all var(--transition); cursor: pointer;
        }
        .sort-btn:hover, .sort-btn.active { background: var(--color-primary-light); color: var(--color-primary); }
        .horizontal-scroll { display: flex; overflow-x: auto; gap: 16px; padding-bottom: 8px; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
        .horizontal-scroll::-webkit-scrollbar { height: 4px; }
        .horizontal-scroll::-webkit-scrollbar-track { background: var(--color-border); border-radius: 2px; }
        .horizontal-scroll::-webkit-scrollbar-thumb { background: var(--color-primary-soft); border-radius: 2px; }
        .scroll-card { scroll-snap-align: start; flex-shrink: 0; }
        .thumb-img { width: 100%; height: 160px; object-fit: cover; border-radius: 8px; }
        .thumb-img-sm { width: 100%; height: 100%; object-fit: cover; border-radius: 8px; }
        .list-thumb { width: 180px; flex-shrink: 0; height: 120px; object-fit: cover; border-radius: 8px; }
        @media (max-width: 1024px) {
            .desktop-nav { display: none !important; }
            .mobile-toggle { display: inline-flex !important; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 16px; }
            .section { padding: 32px 0; }
            .list-thumb { width: 110px; height: 80px; }
            .page-header { padding: 20px 0; }
            .stat-num { font-size: 22px; }
            .thumb-img { height: 120px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 12px; }
            .section-title { font-size: 20px; }
            .btn { padding: 8px 14px; font-size: 13px; }
            .list-thumb { width: 90px; height: 70px; }
        }