/* roulang page: index */
:root {
            --ink-black: #0B0F14;
            --hummingbird-teal: #2FE6B7;
            --amber: #FFB547;
            --bg-light: #F7F7F4;
            --card-white: #FFFFFF;
            --dark-section: #0E1319;
            --text-primary: #111820;
            --text-secondary: #5A6472;
            --text-muted: #8A94A3;
            --border-light: #EAE8E3;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 12px;
            --radius-md: 16px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-numeric: 'Roboto Condensed', 'Oswald', 'DIN Alternate', sans-serif;
            --spacing-section: 96px;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-light);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:hover, a:focus {
            color: var(--hummingbird-teal);
        }

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

        .grid-container {
            max-width: 1200px;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        /* Header */
        .site-header {
            background: var(--card-white);
            position: relative;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0,0,0,0.03);
        }

        .brand-row {
            height: 72px;
            border-bottom: 1px solid var(--border-light);
        }

        .logo {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink-black);
        }

        .logo i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
            font-size: 1.5rem;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 16px;
        }

        .nav-actions a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
        }

        .nav-actions a:hover {
            color: var(--ink-black);
        }

        .search-trigger {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 1.1rem;
            cursor: pointer;
        }

        .search-trigger:hover {
            color: var(--hummingbird-teal);
        }

        .btn-register {
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            transition: all 0.2s;
        }

        .btn-register:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }

        .channel-row {
            height: 52px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .channel-row::-webkit-scrollbar {
            display: none;
        }

        .channel-row nav {
            display: flex;
            align-items: center;
            gap: 24px;
            height: 100%;
        }

        .channel-row a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
        }

        .channel-row a.active {
            color: var(--ink-black);
            font-weight: 700;
            border-bottom-color: var(--hummingbird-teal);
        }

        .channel-row a:hover:not(.active) {
            color: var(--hummingbird-teal);
            border-bottom-color: var(--hummingbird-teal);
        }

        /* Buttons */
        .btn-primary {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            font-weight: 700;
            border-radius: 999px;
            padding: 12px 28px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
        }

        .btn-primary:hover {
            background: #24c79a;
            color: var(--ink-black);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(47, 230, 183, 0.3);
        }

        .btn-primary i {
            transition: transform 0.2s;
        }

        .btn-primary:hover i {
            transform: translateX(4px);
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            border-radius: 999px;
            padding: 11px 26px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
        }

        .btn-outline:hover {
            border-color: var(--hummingbird-teal);
            color: var(--hummingbird-teal);
        }

        /* Hero */
        .hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 640px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(112deg, rgba(11, 15, 20, 0.92) 35%, rgba(11, 15, 20, 0.5) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
            padding: 80px 0;
        }

        .promo-badge {
            display: inline-block;
            background: var(--amber);
            color: var(--ink-black);
            font-weight: 700;
            font-size: 0.8rem;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .hero h1 {
            font-size: 3.5rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            letter-spacing: -0.01em;
            text-shadow: 0 4px 12px rgba(0,0,0,0.3);
        }

        .hero-sub {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin-bottom: 2rem;
            line-height: 1.7;
        }

        .hero-cta {
            display: flex;
            gap: 16px;
            margin-bottom: 2.5rem;
            flex-wrap: wrap;
        }

        .hero-stats {
            display: flex;
            gap: 32px;
            border-top: 1px solid rgba(255,255,255,0.15);
            padding-top: 24px;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat .num {
            font-family: var(--font-numeric);
            font-size: 2rem;
            font-weight: 700;
            color: var(--hummingbird-teal);
        }

        .hero-stat .label {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.7);
        }

        /* Section Base */
        section {
            padding: var(--spacing-section) 0;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--ink-black);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 680px;
        }

        /* Services */
        .service-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 24px;
        }

        .service-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all 0.3s ease;
            position: relative;
            border: 1px solid var(--border-light);
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--hummingbird-teal);
        }

        .service-card::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--hummingbird-teal);
            transform: scaleX(0);
            transition: transform 0.3s;
        }

        .service-card:hover::after {
            transform: scaleX(1);
        }

        .service-img {
            height: 220px;
            background-size: cover;
            background-position: center;
        }

        .service-body {
            padding: 24px;
        }

        .service-body h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .service-body p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-bottom: 16px;
        }

        .service-link {
            font-weight: 600;
            color: var(--ink-black);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .service-link:hover {
            color: var(--hummingbird-teal);
        }

        .service-link i {
            transition: transform 0.2s;
        }

        .service-link:hover i {
            transform: translateX(4px);
        }

        /* Stats */
        .stats-band {
            background: var(--dark-section);
            color: #fff;
            padding: 72px 0;
            border-radius: var(--radius-md);
            margin: 0 auto;
            max-width: 1200px;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }

        .stat-item .number {
            font-family: var(--font-numeric);
            font-size: 3.2rem;
            font-weight: 700;
            color: var(--hummingbird-teal);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-item .stat-label {
            color: rgba(255,255,255,0.7);
            font-size: 0.95rem;
            letter-spacing: 0.02em;
        }

        /* Cases */
        .cases-scroll {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            padding-bottom: 24px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .case-card {
            min-width: 340px;
            max-width: 420px;
            scroll-snap-align: start;
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all 0.3s;
            border: 1px solid var(--border-light);
        }

        .case-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .case-img {
            height: 200px;
            background-size: cover;
            background-position: center;
            transition: transform 0.3s;
            overflow: hidden;
        }

        .case-card:hover .case-img {
            transform: scale(1.05);
        }

        .case-body {
            padding: 20px;
        }

        .case-tag {
            display: inline-block;
            background: rgba(47, 230, 183, 0.1);
            color: #0a7a5f;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 999px;
            margin-bottom: 12px;
        }

        .case-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .case-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        /* Plans / Tabs */
        .plan-tabs {
            display: flex;
            gap: 12px;
            margin-bottom: 32px;
            border-bottom: 1px solid var(--border-light);
            padding-bottom: 16px;
        }

        .plan-tab {
            background: transparent;
            border: none;
            font-weight: 600;
            padding: 8px 16px;
            border-radius: 999px;
            cursor: pointer;
            color: var(--text-secondary);
            transition: all 0.2s;
        }

        .plan-tab.active {
            background: var(--ink-black);
            color: var(--hummingbird-teal);
        }

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

        .plan-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            padding: 32px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.3s;
            position: relative;
        }

        .plan-card.featured {
            transform: scale(1.03);
            border-color: var(--hummingbird-teal);
            box-shadow: 0 20px 50px rgba(47, 230, 183, 0.15);
        }

        .plan-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .plan-card.featured:hover {
            transform: scale(1.03) translateY(-4px);
        }

        .plan-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            background: var(--amber);
            color: var(--ink-black);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
        }

        .plan-name {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .plan-price {
            font-family: var(--font-numeric);
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--ink-black);
            margin-bottom: 16px;
        }

        .plan-price span {
            font-size: 1rem;
            color: var(--text-secondary);
            font-family: var(--font-sans);
        }

        .plan-features {
            list-style: none;
            margin: 24px 0;
            padding: 0;
        }

        .plan-features li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-secondary);
        }

        .plan-features i {
            color: var(--hummingbird-teal);
            width: 16px;
        }

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

        .faq-item {
            background: var(--card-white);
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            box-shadow: var(--shadow-card);
            border-left: 3px solid transparent;
            transition: all 0.3s;
            overflow: hidden;
        }

        .faq-item.active {
            border-left-color: var(--hummingbird-teal);
        }

        .faq-question {
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-primary);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }

        .faq-question i {
            transition: transform 0.3s;
            color: var(--text-muted);
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--hummingbird-teal);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Contact */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
        }

        .contact-info h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .contact-info-item {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
            color: var(--text-secondary);
        }

        .contact-info-item i {
            width: 24px;
            color: var(--hummingbird-teal);
        }

        .contact-form {
            background: var(--card-white);
            padding: 32px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
        }

        .contact-form input,
        .contact-form select,
        .contact-form textarea {
            width: 100%;
            padding: 12px 0;
            border: none;
            border-bottom: 1.5px solid var(--border-light);
            background: transparent;
            margin-bottom: 24px;
            font-family: inherit;
            font-size: 1rem;
            transition: border-color 0.2s;
            outline: none;
        }

        .contact-form input:focus,
        .contact-form select:focus,
        .contact-form textarea:focus {
            border-bottom-color: var(--hummingbird-teal);
        }

        .contact-form textarea {
            resize: vertical;
            min-height: 100px;
        }

        .contact-form .btn-primary {
            width: 100%;
            justify-content: center;
            padding: 16px;
            font-size: 1.1rem;
        }

        /* Footer */
        .site-footer {
            background: var(--ink-black);
            color: rgba(255,255,255,0.7);
            padding: 64px 0 32px;
            margin-top: 64px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
        }

        .footer-brand h4 {
            color: #fff;
            font-size: 1.4rem;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

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

        .footer-col li {
            margin-bottom: 10px;
        }

        .footer-col a {
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            transition: color 0.2s;
        }

        .footer-col a:hover {
            color: var(--hummingbird-teal);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            margin-top: 48px;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 2.8rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .plan-cards {
                grid-template-columns: 1fr;
            }
            .plan-card.featured {
                transform: scale(1);
            }
            .plan-card.featured:hover {
                transform: translateY(-4px);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .contact-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 64px;
            }
            .hero {
                min-height: auto;
                padding: 60px 0;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero-stats {
                flex-wrap: wrap;
                gap: 20px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .channel-row {
                white-space: nowrap;
                overflow-x: auto;
            }
            .brand-row {
                flex-wrap: wrap;
                height: auto;
                padding: 12px 0;
            }
            .nav-actions {
                gap: 10px;
                flex-wrap: wrap;
                justify-content: flex-start;
                margin-top: 8px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero-cta {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-primary, .btn-outline {
                justify-content: center;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
        }

/* roulang page: category1 */
:root {
            --ink-black: #0B0F14;
            --hummingbird-teal: #2FE6B7;
            --amber: #FFB547;
            --bg-light: #F7F7F4;
            --card-white: #FFFFFF;
            --dark-section: #0E1319;
            --text-primary: #111820;
            --text-secondary: #5A6472;
            --text-muted: #8A94A3;
            --border-light: #EAE8E3;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 12px;
            --radius-md: 16px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-numeric: 'Roboto Condensed', 'Oswald', 'DIN Alternate', sans-serif;
            --spacing-section: 96px;
        }
        @media (max-width: 768px) {
            :root {
                --spacing-section: 64px;
            }
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-light);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: var(--hummingbird-teal);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }
        .grid-container {
            max-width: 1200px;
            padding-left: 1rem;
            padding-right: 1rem;
        }
        .grid-x {
            margin-left: 0;
            margin-right: 0;
        }
        .cell {
            padding-left: 0;
            padding-right: 0;
        }

        /* Header */
        .site-header {
            background: var(--card-white);
            position: relative;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
        }
        .brand-row {
            height: 72px;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .brand-row .grid-x {
            width: 100%;
        }
        .logo {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink-black);
            display: inline-flex;
            align-items: center;
        }
        .logo i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
            font-size: 1.5rem;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 16px;
        }
        .nav-actions a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .nav-actions a:hover {
            color: var(--ink-black);
        }
        .search-trigger {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 1.1rem;
            cursor: pointer;
            padding: 4px;
        }
        .search-trigger:hover {
            color: var(--hummingbird-teal);
        }
        .btn-register {
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            transition: all 0.2s;
            font-weight: 500;
        }
        .btn-register:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }
        .channel-row {
            height: 52px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
            display: flex;
            align-items: center;
        }
        .channel-row::-webkit-scrollbar {
            display: none;
        }
        .channel-row nav {
            display: flex;
            align-items: center;
            gap: 24px;
            height: 100%;
        }
        .channel-row a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
            white-space: nowrap;
        }
        .channel-row a.active {
            color: var(--ink-black);
            font-weight: 700;
            border-bottom-color: var(--hummingbird-teal);
        }
        .channel-row a:hover:not(.active) {
            color: var(--hummingbird-teal);
            border-bottom-color: var(--hummingbird-teal);
        }

        /* Buttons */
        .btn-primary {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            font-weight: 700;
            border-radius: 999px;
            padding: 12px 28px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
        }
        .btn-primary:hover {
            background: #24c79a;
            color: var(--ink-black);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(47, 230, 183, 0.3);
        }
        .btn-primary i {
            transition: transform 0.2s;
        }
        .btn-primary:hover i {
            transform: translateX(4px);
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            border-radius: 999px;
            padding: 11px 26px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline:hover {
            border-color: var(--hummingbird-teal);
            color: var(--hummingbird-teal);
        }
        .btn-outline-dark {
            background: transparent;
            border: 1.5px solid var(--ink-black);
            color: var(--ink-black);
            font-weight: 600;
            border-radius: 999px;
            padding: 10px 24px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .btn-outline-dark:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
            background: rgba(47, 230, 183, 0.08);
        }

        /* Category Hero */
        .cat-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 360px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(112deg, rgba(11, 15, 20, 0.9) 30%, rgba(11, 15, 20, 0.45) 100%);
        }
        .cat-hero-content {
            position: relative;
            z-index: 2;
            padding: 56px 0;
            max-width: 720px;
        }
        .cat-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 16px;
        }
        .cat-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.65);
        }
        .cat-hero .breadcrumb a:hover {
            color: var(--hummingbird-teal);
        }
        .cat-hero .breadcrumb i {
            font-size: 0.6rem;
        }
        .cat-hero h1 {
            font-size: 2.75rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 0 0 12px;
            line-height: 1.2;
        }
        .cat-hero p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            margin: 0 0 20px;
            max-width: 560px;
        }
        .hero-status-bar {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .hero-status-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
        }
        .hero-status-item i {
            color: var(--hummingbird-teal);
            font-size: 0.9rem;
        }
        .live-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background: var(--hummingbird-teal);
            border-radius: 50%;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(47, 230, 183, 0.5);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(47, 230, 183, 0);
            }
        }

        /* Filter bar */
        .filter-bar {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 50;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
        }
        .filter-bar-inner {
            display: flex;
            align-items: center;
            gap: 14px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .filter-bar-inner::-webkit-scrollbar {
            display: none;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            cursor: pointer;
            transition: all 0.2s;
        }
        .filter-chip:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }
        .filter-chip.active {
            background: var(--ink-black);
            color: #fff;
            border-color: var(--ink-black);
        }
        .filter-chip .chip-count {
            font-size: 0.7rem;
            background: rgba(0, 0, 0, 0.08);
            padding: 1px 7px;
            border-radius: 999px;
        }
        .filter-chip.active .chip-count {
            background: rgba(255, 255, 255, 0.2);
        }

        /* Main content */
        .main-area {
            padding: 48px 0 var(--spacing-section);
        }
        .content-stream {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .lead-story-card {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            background: var(--card-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s;
            border: 1px solid var(--border-light);
        }
        .lead-story-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .lead-story-img {
            position: relative;
            overflow: hidden;
            min-height: 280px;
        }
        .lead-story-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s;
        }
        .lead-story-card:hover .lead-story-img img {
            transform: scale(1.04);
        }
        .lead-story-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--amber);
            color: var(--ink-black);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
        }
        .lead-story-body {
            padding: 28px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .story-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .story-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .story-meta i {
            color: var(--hummingbird-teal);
        }
        .lead-story-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 0 10px;
            line-height: 1.35;
            color: var(--ink-black);
        }
        .lead-story-body p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin: 0 0 16px;
            line-height: 1.65;
        }
        .story-link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--ink-black);
            transition: all 0.2s;
        }
        .story-link-arrow:hover {
            color: var(--hummingbird-teal);
        }
        .story-link-arrow i {
            transition: transform 0.2s;
        }
        .story-link-arrow:hover i {
            transform: translateX(4px);
        }

        /* List story card */
        .story-list-card {
            display: grid;
            grid-template-columns: 220px 1fr;
            background: var(--card-white);
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s;
            border: 1px solid var(--border-light);
        }
        .story-list-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .story-list-img {
            position: relative;
            overflow: hidden;
            min-height: 140px;
        }
        .story-list-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s;
        }
        .story-list-card:hover .story-list-img img {
            transform: scale(1.05);
        }
        .story-list-body {
            padding: 18px 22px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .story-list-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
            color: var(--ink-black);
        }
        .story-list-body p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            margin: 0 0 10px;
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .story-tag {
            display: inline-block;
            font-size: 0.75rem;
            color: var(--hummingbird-teal);
            font-weight: 600;
            margin-bottom: 6px;
        }

        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .side-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            padding: 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
        }
        .side-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--ink-black);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .side-card h3 i {
            color: var(--hummingbird-teal);
        }
        .hot-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .hot-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.45;
            cursor: pointer;
            transition: color 0.2s;
        }
        .hot-list li:hover {
            color: var(--ink-black);
        }
        .hot-rank {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 6px;
            font-size: 0.75rem;
            font-weight: 700;
            flex-shrink: 0;
            background: var(--bg-light);
            color: var(--text-muted);
        }
        .hot-rank.top1 {
            background: var(--amber);
            color: var(--ink-black);
        }
        .hot-rank.top2 {
            background: #e8e8e4;
            color: var(--ink-black);
        }
        .hot-rank.top3 {
            background: #e8d5b6;
            color: var(--ink-black);
        }
        .side-data-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .side-data-item {
            background: var(--bg-light);
            border-radius: var(--radius-sm);
            padding: 14px;
            text-align: center;
        }
        .side-data-num {
            font-size: 1.5rem;
            font-weight: 800;
            font-family: var(--font-numeric);
            color: var(--hummingbird-teal);
            line-height: 1.2;
        }
        .side-data-label {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .side-tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .side-tag {
            font-size: 0.78rem;
            padding: 4px 12px;
            border-radius: 999px;
            background: var(--bg-light);
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all 0.2s;
        }
        .side-tag:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
            background: rgba(47, 230, 183, 0.06);
        }

        /* Pagination */
        .pagination-area {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            border-radius: 10px;
            border: 1px solid var(--border-light);
            background: var(--card-white);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.2s;
        }
        .page-btn:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }
        .page-btn.active {
            background: var(--ink-black);
            color: #fff;
            border-color: var(--ink-black);
            font-weight: 700;
        }
        .page-btn.disabled {
            opacity: 0.4;
            cursor: not-allowed;
            pointer-events: none;
        }

        /* Stats strip */
        .stats-strip {
            background: var(--dark-section);
            padding: 48px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            font-family: var(--font-numeric);
            color: var(--hummingbird-teal);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 6px;
        }

        /* CTA section */
        .cta-section {
            background: var(--bg-light);
            padding: var(--spacing-section) 0;
        }
        .cta-box {
            background: var(--ink-black);
            border-radius: var(--radius-md);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(47, 230, 183, 0.12) 0%, transparent 70%);
            border-radius: 50%;
        }
        .cta-box-content {
            position: relative;
            z-index: 2;
            max-width: 520px;
        }
        .cta-box-content h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            margin: 0 0 10px;
        }
        .cta-box-content p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }
        .cta-box-actions {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: var(--ink-black);
            color: rgba(255, 255, 255, 0.72);
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border-dark);
        }
        .footer-brand h4 {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0 0 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand h4 i {
            color: var(--hummingbird-teal);
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.65;
            margin: 0;
            max-width: 280px;
        }
        .footer-col h5 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s;
        }
        .footer-col ul li a:hover {
            color: var(--hummingbird-teal);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 20px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
            flex-wrap: wrap;
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 1.3rem;
            cursor: pointer;
            padding: 4px;
        }
        .nav-toggle:hover {
            color: var(--hummingbird-teal);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .lead-story-card {
                grid-template-columns: 1fr;
            }
            .lead-story-img {
                min-height: 220px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .cat-hero {
                min-height: 280px;
            }
            .cat-hero h1 {
                font-size: 1.9rem;
            }
            .cat-hero p {
                font-size: 0.95rem;
            }
            .story-list-card {
                grid-template-columns: 1fr;
            }
            .story-list-img {
                min-height: 180px;
            }
            .story-list-body {
                padding: 16px 18px;
            }
            .cta-box {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
            .cta-box-content h2 {
                font-size: 1.4rem;
            }
            .nav-actions a:not(.btn-primary) {
                display: none;
            }
            .nav-actions .btn-primary {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
            .brand-row {
                height: 64px;
            }
            .channel-row {
                height: 48px;
            }
            .channel-row nav {
                gap: 18px;
            }
            .channel-row a {
                font-size: 0.88rem;
            }
            .main-area {
                padding: 32px 0 56px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item .stat-num {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 520px) {
            .logo {
                font-size: 1.4rem;
            }
            .nav-actions {
                gap: 10px;
            }
            .nav-actions .btn-primary {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .cat-hero {
                min-height: 240px;
            }
            .cat-hero h1 {
                font-size: 1.5rem;
            }
            .lead-story-body {
                padding: 20px;
            }
            .lead-story-body h2 {
                font-size: 1.2rem;
            }
            .lead-story-body p {
                font-size: 0.85rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .filter-bar-inner {
                gap: 8px;
            }
            .filter-chip {
                padding: 5px 12px;
                font-size: 0.78rem;
            }
            .story-list-body h3 {
                font-size: 0.98rem;
            }
            .pagination-area {
                gap: 6px;
            }
            .page-btn {
                min-width: 34px;
                height: 34px;
                padding: 0 10px;
                font-size: 0.8rem;
            }
        }
        @media (max-width: 375px) {
            .brand-row {
                height: 56px;
            }
            .logo {
                font-size: 1.2rem;
            }
            .logo i {
                font-size: 1.1rem;
                margin-right: 4px;
            }
            .nav-actions .btn-primary {
                padding: 7px 12px;
                font-size: 0.75rem;
            }
            .cat-hero h1 {
                font-size: 1.3rem;
            }
            .cat-hero p {
                font-size: 0.85rem;
                line-height: 1.5;
            }
            .stats-grid {
                gap: 10px;
            }
        }

/* roulang page: category2 */
:root {
            --ink-black: #0B0F14;
            --hummingbird-teal: #2FE6B7;
            --amber: #FFB547;
            --bg-light: #F7F7F4;
            --card-white: #FFFFFF;
            --dark-section: #0E1319;
            --text-primary: #111820;
            --text-secondary: #5A6472;
            --text-muted: #8A94A3;
            --border-light: #EAE8E3;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 12px;
            --radius-md: 16px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-numeric: 'Roboto Condensed', 'Oswald', 'DIN Alternate', sans-serif;
            --spacing-section: 96px;
        }
        @media (max-width: 768px) {
            :root {
                --spacing-section: 56px;
            }
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-light);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: var(--hummingbird-teal);
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        button,
        input,
        textarea,
        select {
            font-family: var(--font-sans);
        }
        .grid-container {
            max-width: 1200px;
            padding-left: 1rem;
            padding-right: 1rem;
        }
        .section-spacing {
            padding: var(--spacing-section) 0;
        }
        .section-title {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            color: var(--ink-black);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .section-head {
            margin-bottom: 48px;
        }
        .section-head .accent-line {
            display: inline-block;
            width: 48px;
            height: 4px;
            background: var(--hummingbird-teal);
            border-radius: 2px;
            margin-bottom: 16px;
        }

        /* ============ Header ============ */
        .site-header {
            background: var(--card-white);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        }
        .brand-row {
            height: 72px;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            font-size: 1.65rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink-black);
            white-space: nowrap;
        }
        .logo i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
            font-size: 1.3rem;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .nav-actions a {
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .nav-actions a:hover {
            color: var(--ink-black);
        }
        .search-trigger {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 1.05rem;
            cursor: pointer;
            padding: 6px;
            transition: color 0.2s;
        }
        .search-trigger:hover {
            color: var(--hummingbird-teal);
        }
        .btn-register {
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            transition: all 0.2s;
            font-weight: 500;
        }
        .btn-register:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
            background: #fff;
        }
        .btn-primary {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            font-weight: 700;
            border-radius: 999px;
            padding: 10px 22px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.25s;
            cursor: pointer;
            font-size: 0.88rem;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: #24c79a;
            color: var(--ink-black);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(47, 230, 183, 0.3);
        }
        .btn-primary i {
            transition: transform 0.25s;
        }
        .btn-primary:hover i {
            transform: translateX(4px);
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            border-radius: 999px;
            padding: 10px 24px;
            transition: all 0.25s;
            cursor: pointer;
            font-size: 0.88rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline:hover {
            border-color: var(--hummingbird-teal);
            color: var(--hummingbird-teal);
        }
        .channel-row {
            height: 52px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
            display: flex;
            align-items: center;
        }
        .channel-row::-webkit-scrollbar {
            display: none;
        }
        .channel-row nav {
            display: flex;
            align-items: center;
            gap: 24px;
            height: 100%;
            flex: 1;
        }
        .channel-row a {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
            white-space: nowrap;
        }
        .channel-row a.active {
            color: var(--ink-black);
            font-weight: 700;
            border-bottom-color: var(--hummingbird-teal);
        }
        .channel-row a:hover:not(.active) {
            color: var(--hummingbird-teal);
            border-bottom-color: var(--hummingbird-teal);
        }

        /* ============ Hero (Subpage) ============ */
        .subpage-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            min-height: 380px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }
        .subpage-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(112deg, rgba(11, 15, 20, 0.88) 30%, rgba(11, 15, 20, 0.55) 100%);
        }
        .subpage-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 64px 0;
            max-width: 720px;
        }
        .subpage-hero h1 {
            font-size: clamp(2rem, 4vw, 2.75rem);
            font-weight: 800;
            letter-spacing: -0.01em;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
        }
        .subpage-hero .hero-sub {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 600px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 0.78rem;
            font-weight: 500;
            color: #fff;
        }
        .hero-badge i {
            color: var(--hummingbird-teal);
            font-size: 0.75rem;
        }
        .hero-badge.amber-badge i {
            color: var(--amber);
        }
        .hero-stats-mini {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .hero-stat-item {
            display: flex;
            flex-direction: column;
        }
        .hero-stat-item .stat-num {
            font-family: var(--font-numeric);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--hummingbird-teal);
            line-height: 1.1;
        }
        .hero-stat-item .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
        }

        /* ============ Filter Tags ============ */
        .filter-bar {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-light);
            padding: 12px 0;
            position: sticky;
            top: 124px;
            z-index: 50;
        }
        .filter-tags {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
            align-items: center;
        }
        .filter-tags::-webkit-scrollbar {
            display: none;
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.2s;
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
            background: #fff;
        }
        .filter-tag.active {
            background: var(--ink-black);
            color: #fff;
            border-color: var(--ink-black);
        }
        .filter-tag.active i {
            color: var(--hummingbird-teal);
        }

        /* ============ Player Cards ============ */
        .player-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .player-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(47, 230, 183, 0.3);
        }
        .player-card .player-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--dark-section);
        }
        .player-card .player-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .player-card:hover .player-img img {
            transform: scale(1.05);
        }
        .player-card .player-img .overlay-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--amber);
            color: var(--ink-black);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .player-card .player-img .position-tag {
            position: absolute;
            bottom: 12px;
            left: 12px;
            background: rgba(11, 15, 20, 0.75);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
        }
        .player-card .player-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .player-card .player-id {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--ink-black);
            margin-bottom: 2px;
            letter-spacing: -0.01em;
        }
        .player-card .player-team {
            font-size: 0.82rem;
            color: var(--text-secondary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .player-card .player-team i {
            color: var(--hummingbird-teal);
            font-size: 0.72rem;
        }
        .player-stats-bars {
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-top: auto;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }
        .stat-bar-row {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.75rem;
            color: var(--text-secondary);
        }
        .stat-bar-row .stat-label {
            min-width: 42px;
            font-weight: 600;
        }
        .stat-bar-row .stat-bar-track {
            flex: 1;
            height: 6px;
            background: var(--bg-light);
            border-radius: 3px;
            overflow: hidden;
        }
        .stat-bar-row .stat-bar-fill {
            height: 100%;
            background: var(--hummingbird-teal);
            border-radius: 3px;
            transition: width 0.6s ease;
        }
        .stat-bar-row .stat-bar-fill.amber-fill {
            background: var(--amber);
        }
        .stat-bar-row .stat-value {
            font-family: var(--font-numeric);
            font-weight: 700;
            color: var(--ink-black);
            min-width: 34px;
            text-align: right;
            font-size: 0.8rem;
        }

        /* ============ Team Cards ============ */
        .team-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .team-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(47, 230, 183, 0.3);
        }
        .team-card .team-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--dark-section);
        }
        .team-card .team-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .team-card:hover .team-img img {
            transform: scale(1.05);
        }
        .team-card .team-rank-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--ink-black);
            color: var(--hummingbird-teal);
            font-family: var(--font-numeric);
            font-size: 1rem;
            font-weight: 700;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid var(--hummingbird-teal);
        }
        .team-card .team-body {
            padding: 18px 20px 20px;
            flex: 1;
        }
        .team-card .team-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--ink-black);
            margin-bottom: 4px;
        }
        .team-card .team-region {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .team-card .team-meta {
            display: flex;
            gap: 16px;
            font-size: 0.78rem;
            color: var(--text-secondary);
            padding-top: 10px;
            border-top: 1px solid var(--border-light);
        }
        .team-card .team-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .team-card .team-meta i {
            color: var(--hummingbird-teal);
            font-size: 0.7rem;
        }

        /* ============ Sidebar ============ */
        .sidebar-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            padding: 22px;
            margin-bottom: 20px;
        }
        .sidebar-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ink-black);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i {
            color: var(--hummingbird-teal);
        }
        .hot-player-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .hot-player-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.85rem;
            color: var(--text-secondary);
        }
        .hot-player-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .hot-player-list .rank-num {
            font-family: var(--font-numeric);
            font-weight: 700;
            color: var(--ink-black);
            min-width: 24px;
            font-size: 0.95rem;
        }
        .hot-player-list .rank-num.top1 {
            color: var(--amber);
        }
        .hot-player-list .hot-name {
            flex: 1;
            font-weight: 600;
            color: var(--text-primary);
        }
        .hot-player-list .hot-score {
            font-family: var(--font-numeric);
            font-weight: 700;
            color: var(--hummingbird-teal);
        }
        .update-info {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .update-info i {
            color: var(--hummingbird-teal);
        }

        /* ============ Dark Stats Section ============ */
        .dark-stats-section {
            background: var(--dark-section);
            color: #fff;
        }
        .dark-stats-section .section-title {
            color: #fff;
        }
        .dark-stats-section .section-subtitle {
            color: rgba(255, 255, 255, 0.6);
        }
        .stat-card-dark {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: all 0.3s;
            height: 100%;
        }
        .stat-card-dark:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(47, 230, 183, 0.3);
        }
        .stat-card-dark .stat-num {
            font-family: var(--font-numeric);
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--hummingbird-teal);
            line-height: 1.1;
            margin-bottom: 6px;
        }
        .stat-card-dark .stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
        }

        /* ============ FAQ ============ */
        .faq-section {
            background: var(--card-white);
        }
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            padding: 0;
            transition: all 0.3s;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border-light);
        }
        .faq-item.active {
            border-left: 4px solid var(--hummingbird-teal);
            padding-left: 16px;
            background: var(--bg-light);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 0;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--ink-black);
            transition: color 0.2s;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            color: var(--hummingbird-teal);
        }
        .faq-question .faq-arrow {
            flex-shrink: 0;
            transition: transform 0.3s ease;
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--hummingbird-teal);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            padding: 0;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 0 18px 0;
        }

        /* ============ CTA ============ */
        .cta-section {
            background: var(--dark-section);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(47, 230, 183, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .cta-inner {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 28px;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            max-width: 520px;
        }
        .cta-form input {
            flex: 1;
            min-width: 240px;
            padding: 14px 18px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.05);
            color: #fff;
            font-size: 0.9rem;
            outline: none;
            transition: all 0.3s;
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .cta-form input:focus {
            border-color: var(--hummingbird-teal);
            box-shadow: 0 0 0 3px rgba(47, 230, 183, 0.15);
            background: rgba(255, 255, 255, 0.08);
        }
        .cta-form .btn-primary {
            padding: 14px 28px;
            font-size: 0.92rem;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--ink-black);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h4 {
            font-size: 1.35rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .footer-brand h4 i {
            color: var(--hummingbird-teal);
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.2s;
        }
        .footer-col ul li a:hover {
            color: var(--hummingbird-teal);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.35);
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .nav-actions a.btn-primary {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .brand-row {
                height: 60px;
            }
            .logo {
                font-size: 1.4rem;
            }
            .nav-actions a {
                font-size: 0.8rem;
                gap: 8px;
            }
            .nav-actions .btn-register {
                display: none;
            }
            .channel-row {
                height: 48px;
            }
            .channel-row nav {
                gap: 16px;
            }
            .channel-row a {
                font-size: 0.82rem;
            }
            .subpage-hero {
                min-height: 300px;
            }
            .subpage-hero .hero-content {
                padding: 40px 0;
            }
            .subpage-hero h1 {
                font-size: 1.8rem;
            }
            .hero-stats-mini {
                gap: 20px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.35rem;
            }
            .filter-bar {
                top: 108px;
                padding: 10px 0;
            }
            .section-head {
                margin-bottom: 32px;
            }
            .player-card .player-body {
                padding: 16px 18px 20px;
            }
            .player-stats-bars {
                gap: 6px;
            }
            .stat-bar-row {
                font-size: 0.7rem;
                gap: 6px;
            }
            .stat-bar-row .stat-label {
                min-width: 34px;
            }
            .cta-form {
                flex-direction: column;
                gap: 12px;
            }
            .cta-form input {
                min-width: 100%;
            }
            .cta-form .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .logo {
                font-size: 1.2rem;
            }
            .logo i {
                font-size: 1rem;
            }
            .nav-actions {
                gap: 6px;
            }
            .nav-actions a {
                font-size: 0.72rem;
            }
            .nav-actions .search-trigger {
                font-size: 0.9rem;
                padding: 4px;
            }
            .subpage-hero {
                min-height: 260px;
            }
            .subpage-hero h1 {
                font-size: 1.5rem;
            }
            .subpage-hero .hero-sub {
                font-size: 0.9rem;
            }
            .hero-badge {
                font-size: 0.7rem;
                padding: 4px 12px;
            }
            .filter-tag {
                font-size: 0.75rem;
                padding: 5px 12px;
            }
            .stat-card-dark .stat-num {
                font-size: 1.75rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 0;
                gap: 10px;
            }
            .faq-answer {
                font-size: 0.82rem;
            }
        }

/* roulang page: category4 */
:root {
            --ink-black: #0B0F14;
            --hummingbird-teal: #2FE6B7;
            --amber: #FFB547;
            --bg-light: #F7F7F4;
            --card-white: #FFFFFF;
            --dark-section: #0E1319;
            --text-primary: #111820;
            --text-secondary: #5A6472;
            --text-muted: #8A94A3;
            --border-light: #EAE8E3;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 12px;
            --radius-md: 16px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-numeric: 'Roboto Condensed', 'Oswald', 'DIN Alternate', sans-serif;
            --spacing-section: 96px;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-light);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:hover,
        a:focus {
            color: var(--hummingbird-teal);
        }

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

        .grid-container {
            max-width: 1200px;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        /* Header */
        .site-header {
            background: var(--card-white);
            position: relative;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
        }

        .brand-row {
            height: 72px;
            border-bottom: 1px solid var(--border-light);
        }

        .logo {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink-black);
        }

        .logo i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
            font-size: 1.5rem;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 16px;
        }

        .nav-actions a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
        }

        .nav-actions a:hover {
            color: var(--ink-black);
        }

        .search-trigger {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 1.1rem;
            cursor: pointer;
        }

        .search-trigger:hover {
            color: var(--hummingbird-teal);
        }

        .btn-register {
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            transition: all 0.2s;
        }

        .btn-register:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }

        .channel-row {
            height: 52px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .channel-row::-webkit-scrollbar {
            display: none;
        }

        .channel-row nav {
            display: flex;
            align-items: center;
            gap: 24px;
            height: 100%;
        }

        .channel-row a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
        }

        .channel-row a.active {
            color: var(--ink-black);
            font-weight: 700;
            border-bottom-color: var(--hummingbird-teal);
        }

        .channel-row a:hover:not(.active) {
            color: var(--hummingbird-teal);
            border-bottom-color: var(--hummingbird-teal);
        }

        /* Buttons */
        .btn-primary {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            font-weight: 700;
            border-radius: 999px;
            padding: 12px 28px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
        }

        .btn-primary:hover {
            background: #24c79a;
            color: var(--ink-black);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(47, 230, 183, 0.3);
        }

        .btn-primary i {
            transition: transform 0.2s;
        }

        .btn-primary:hover i {
            transform: translateX(4px);
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            border-radius: 999px;
            padding: 11px 26px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
        }

        .btn-outline:hover {
            border-color: var(--hummingbird-teal);
            color: var(--hummingbird-teal);
        }

        /* Category Hero */
        .category-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 380px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(112deg, rgba(11, 15, 20, 0.92) 40%, rgba(11, 15, 20, 0.55) 100%);
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding: 60px 0;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background: var(--amber);
            color: var(--ink-black);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .category-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
        }

        .category-hero p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 580px;
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* Filter bar */
        .filter-bar {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-light);
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 50;
        }

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

        .filter-tabs .filter-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .filter-tabs .filter-tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-light);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all 0.2s;
        }

        .filter-tabs .filter-tag:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }

        .filter-tabs .filter-tag.active {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            border-color: var(--hummingbird-teal);
            font-weight: 700;
        }

        /* Section base */
        .section {
            padding: var(--spacing-section) 0;
        }

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

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink-black);
            margin-bottom: 8px;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.7;
        }

        /* Gear product cards */
        .gear-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .gear-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .gear-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(47, 230, 183, 0.3);
        }

        .gear-card:hover .gear-card-img img {
            transform: scale(1.04);
        }

        .gear-card-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

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

        .gear-card-img .gear-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--amber);
            color: var(--ink-black);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 999px;
        }

        .gear-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .gear-card-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--ink-black);
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .gear-card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 14px;
            flex: 1;
        }

        .gear-specs {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }

        .gear-specs span {
            background: var(--bg-light);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.8rem;
            color: var(--text-secondary);
            font-weight: 500;
            border: 1px solid var(--border-light);
        }

        .gear-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }

        .gear-price {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--ink-black);
            font-family: var(--font-numeric);
        }

        .gear-price small {
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--text-muted);
        }

        .gear-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--ink-black);
            padding: 8px 18px;
            border-radius: 999px;
            background: var(--hummingbird-teal);
            transition: all 0.2s;
        }

        .gear-link:hover {
            background: #24c79a;
            color: var(--ink-black);
            transform: translateX(2px);
        }

        .gear-link i {
            font-size: 0.8rem;
            transition: transform 0.2s;
        }

        .gear-link:hover i {
            transform: translateX(3px);
        }

        /* Featured comparison */
        .featured-comparison {
            background: var(--dark-section);
            color: #fff;
            padding: 72px 0;
        }

        .featured-comparison .section-header h2 {
            color: #fff;
        }

        .featured-comparison .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .comparison-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-dark);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 720px;
            background: transparent;
            margin-bottom: 0;
        }

        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: left;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border-dark);
        }

        .comparison-table thead th {
            background: rgba(47, 230, 183, 0.08);
            font-weight: 700;
            color: var(--hummingbird-teal);
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            border-bottom: 2px solid var(--hummingbird-teal);
        }

        .comparison-table tbody tr:last-child td {
            border-bottom: none;
        }

        .comparison-table tbody tr:hover td {
            background: rgba(255, 255, 255, 0.03);
        }

        .comparison-table td:first-child {
            font-weight: 600;
            color: #fff;
        }

        .comparison-table .highlight-val {
            color: var(--hummingbird-teal);
            font-weight: 700;
            font-family: var(--font-numeric);
        }

        /* Guide steps */
        .guide-steps {
            background: var(--card-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 36px 32px;
            box-shadow: var(--shadow-card);
        }

        .guide-step {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
        }

        .guide-step:last-child {
            border-bottom: none;
        }

        .guide-step-num {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            font-family: var(--font-numeric);
        }

        .guide-step-content h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ink-black);
            margin-bottom: 6px;
        }

        .guide-step-content p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0;
        }

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

        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.25s ease;
            position: relative;
        }

        .faq-item.active {
            border-left: 4px solid var(--hummingbird-teal);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
        }

        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            transition: color 0.2s;
            user-select: none;
        }

        .faq-question:hover {
            color: var(--hummingbird-teal);
        }

        .faq-question .faq-arrow {
            flex-shrink: 0;
            transition: transform 0.3s ease;
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--hummingbird-teal);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        /* CTA */
        .cta-section {
            background: var(--ink-black);
            color: #fff;
            padding: 72px 0;
        }

        .cta-box {
            background: var(--dark-section);
            border-radius: var(--radius-md);
            padding: 48px 40px;
            border: 1px solid var(--border-dark);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-box h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }

        .cta-box p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 0;
            max-width: 480px;
        }

        .cta-box .btn-primary {
            font-size: 1rem;
            padding: 14px 32px;
        }

        /* Footer */
        .site-footer {
            background: var(--ink-black);
            color: rgba(255, 255, 255, 0.6);
            padding: 64px 0 24px;
        }

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

        .footer-brand h4 {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand h4 i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

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

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

        .footer-col ul li a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 72px;
            }
            .gear-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .category-hero h1 {
                font-size: 2.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 56px;
            }
            .brand-row {
                height: 64px;
            }
            .logo {
                font-size: 1.4rem;
            }
            .nav-actions {
                gap: 10px;
            }
            .nav-actions a {
                font-size: 0.8rem;
            }
            .btn-primary {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .category-hero {
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .category-hero p {
                font-size: 0.95rem;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }
            .gear-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .gear-card-img {
                height: 180px;
            }
            .cta-box {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
            }
            .cta-box h2 {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero {
                min-height: 260px;
            }
            .filter-tabs {
                gap: 8px;
            }
            .filter-tabs .filter-tag {
                padding: 5px 12px;
                font-size: 0.78rem;
            }
            .gear-card-body {
                padding: 16px 18px 18px;
            }
            .gear-card-body h3 {
                font-size: 1.1rem;
            }
            .guide-steps {
                padding: 24px 18px;
            }
            .guide-step {
                gap: 14px;
            }
            .guide-step-num {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }
        }

/* roulang page: category3 */
:root {
            --ink-black: #0B0F14;
            --hummingbird-teal: #2FE6B7;
            --amber: #FFB547;
            --bg-light: #F7F7F4;
            --card-white: #FFFFFF;
            --dark-section: #0E1319;
            --text-primary: #111820;
            --text-secondary: #5A6472;
            --text-muted: #8A94A3;
            --border-light: #EAE8E3;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 12px;
            --radius-md: 16px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-numeric: 'Roboto Condensed', 'Oswald', 'DIN Alternate', sans-serif;
            --spacing-section: 96px;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-light);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:hover,
        a:focus {
            color: var(--hummingbird-teal);
        }

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .grid-container {
            max-width: 1200px;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        /* Header */
        .site-header {
            background: var(--card-white);
            position: relative;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
        }

        .brand-row {
            height: 72px;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink-black);
        }

        .logo i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
            font-size: 1.5rem;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 16px;
        }

        .nav-actions>a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
        }

        .nav-actions>a:hover {
            color: var(--ink-black);
        }

        .search-trigger {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 1.1rem;
            cursor: pointer;
        }

        .search-trigger:hover {
            color: var(--hummingbird-teal);
        }

        .btn-register {
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            transition: all 0.2s;
        }

        .btn-register:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }

        .channel-row {
            height: 52px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .channel-row::-webkit-scrollbar {
            display: none;
        }

        .channel-row nav {
            display: flex;
            align-items: center;
            gap: 24px;
            height: 100%;
        }

        .channel-row a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
        }

        .channel-row a.active {
            color: var(--ink-black);
            font-weight: 700;
            border-bottom-color: var(--hummingbird-teal);
        }

        .channel-row a:hover:not(.active) {
            color: var(--hummingbird-teal);
            border-bottom-color: var(--hummingbird-teal);
        }

        /* Buttons */
        .btn-primary {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            font-weight: 700;
            border-radius: 999px;
            padding: 12px 28px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
        }

        .btn-primary:hover {
            background: #24c79a;
            color: var(--ink-black);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(47, 230, 183, 0.3);
        }

        .btn-primary i {
            transition: transform 0.2s;
        }

        .btn-primary:hover i {
            transform: translateX(4px);
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            border-radius: 999px;
            padding: 11px 26px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
        }

        .btn-outline:hover {
            border-color: var(--hummingbird-teal);
            color: var(--hummingbird-teal);
        }

        .btn-outline-dark {
            background: transparent;
            border: 1.5px solid var(--ink-black);
            color: var(--ink-black);
            font-weight: 600;
            border-radius: 999px;
            padding: 11px 26px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-dark:hover {
            border-color: var(--hummingbird-teal);
            color: var(--hummingbird-teal);
        }

        /* Category Hero */
        .category-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            min-height: 360px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(112deg, rgba(11, 15, 20, 0.88) 30%, rgba(11, 15, 20, 0.45) 100%);
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding: 72px 0 64px;
        }

        .category-hero-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.2;
        }

        .category-hero-content p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 24px;
            line-height: 1.7;
            max-width: 560px;
        }

        .hero-badge {
            display: inline-block;
            background: var(--amber);
            color: var(--ink-black);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
        }

        /* Filter Bar */
        .filter-bar {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 50;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }

        .filter-tags {
            display: flex;
            align-items: center;
            gap: 10px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .filter-tags::-webkit-scrollbar {
            display: none;
        }

        .filter-tag {
            padding: 7px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.2s;
            white-space: nowrap;
            user-select: none;
        }

        .filter-tag.active {
            background: var(--hummingbird-teal);
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
            font-weight: 700;
        }

        .filter-tag:hover:not(.active) {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }

        /* Main content area */
        .main-content {
            padding: 48px 0 72px;
            background: var(--bg-light);
        }

        .content-grid {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 32px;
        }

        /* Schedule timeline */
        .schedule-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .schedule-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 22px 24px;
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 20px;
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .schedule-card::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 3px;
            background: var(--hummingbird-teal);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

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

        .schedule-card:hover::after {
            transform: scaleX(1);
        }

        .schedule-thumb {
            width: 110px;
            height: 70px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            position: relative;
        }

        .schedule-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .schedule-card:hover .schedule-thumb img {
            transform: scale(1.08);
        }

        .schedule-main {
            flex: 1;
            min-width: 0;
        }

        .schedule-top-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .schedule-league {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .schedule-league i {
            color: var(--hummingbird-teal);
            font-size: 0.7rem;
        }

        .schedule-status {
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }

        .status-live {
            background: #FFE5E5;
            color: #E5484D;
        }

        .status-upcoming {
            background: #FFF3E0;
            color: #C77800;
        }

        .status-finished {
            background: #E8F5EE;
            color: #178155;
        }

        .schedule-teams {
            display: flex;
            align-items: center;
            gap: 14px;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-primary);
            flex-wrap: wrap;
        }

        .team-name {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .team-avatar {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-light);
            border: 1.5px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--text-secondary);
        }

        .schedule-score {
            font-family: var(--font-numeric);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--ink-black);
            background: var(--bg-light);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .schedule-time {
            font-size: 0.85rem;
            color: var(--text-muted);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .schedule-time i {
            color: var(--hummingbird-teal);
        }

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

        .sidebar-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
        }

        .sidebar-card-header {
            padding: 18px 20px 14px;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .sidebar-card-header h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0;
            color: var(--ink-black);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card-header h3 i {
            color: var(--hummingbird-teal);
        }

        .sidebar-live-badge {
            font-size: 0.75rem;
            font-weight: 700;
            color: #E5484D;
            background: #FFE5E5;
            padding: 4px 12px;
            border-radius: 999px;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .sidebar-live-badge i {
            font-size: 0.6rem;
            animation: pulse-dot 1.2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        .rank-list {
            padding: 8px 0;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 20px;
            transition: background 0.2s;
            cursor: pointer;
        }

        .rank-item:hover {
            background: var(--bg-light);
        }

        .rank-number {
            font-family: var(--font-numeric);
            font-size: 1.2rem;
            font-weight: 700;
            width: 36px;
            text-align: center;
            color: var(--text-secondary);
            flex-shrink: 0;
        }

        .rank-number.top3 {
            color: var(--amber);
        }

        .rank-team {
            flex: 1;
            min-width: 0;
        }

        .rank-team-name {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .rank-team-record {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .rank-points {
            font-family: var(--font-numeric);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--hummingbird-teal);
            white-space: nowrap;
        }

        .rank-change {
            font-size: 0.75rem;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 999px;
            white-space: nowrap;
        }

        .rank-change.up {
            background: #E8F5EE;
            color: #178155;
        }

        .rank-change.down {
            background: #FFE5E5;
            color: #E5484D;
        }

        /* Data stats strip */
        .data-stats-strip {
            background: var(--dark-section);
            padding: 48px 0;
            margin-top: 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-item {
            text-align: center;
            padding: 20px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all 0.3s;
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(47, 230, 183, 0.3);
        }

        .stat-number {
            font-family: var(--font-numeric);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--hummingbird-teal);
            line-height: 1;
            letter-spacing: -0.02em;
        }

        .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 8px;
            font-weight: 500;
        }

        /* Data table */
        .data-table-section {
            background: var(--bg-light);
            padding: 72px 0;
        }

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

        .section-heading h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--ink-black);
            margin: 0 0 8px;
            letter-spacing: -0.02em;
        }

        .section-heading p {
            font-size: 1rem;
            color: var(--text-secondary);
            margin: 0;
            max-width: 560px;
        }

        .custom-table-wrap {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
        }

        .custom-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
        }

        .custom-table thead {
            background: var(--dark-section);
            color: #fff;
        }

        .custom-table thead th {
            padding: 14px 20px;
            font-weight: 600;
            font-size: 0.85rem;
            text-align: left;
            letter-spacing: 0.02em;
            border-bottom: 2px solid var(--hummingbird-teal);
        }

        .custom-table tbody tr {
            border-bottom: 1px solid var(--border-light);
            transition: background 0.2s;
        }

        .custom-table tbody tr:last-child {
            border-bottom: none;
        }

        .custom-table tbody tr:hover {
            background: #F4FBF8;
        }

        .custom-table tbody td {
            padding: 14px 20px;
            color: var(--text-primary);
            vertical-align: middle;
        }

        .custom-table .match-cell {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            flex-wrap: wrap;
        }

        .custom-table .table-badge {
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 999px;
            white-space: nowrap;
        }

        .badge-live {
            background: #FFE5E5;
            color: #E5484D;
        }

        .badge-soon {
            background: #FFF3E0;
            color: #C77800;
        }

        .badge-done {
            background: #E8F5EE;
            color: #178155;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-light);
            padding: 72px 0 96px;
        }

        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
            position: relative;
        }

        .faq-item:last-child {
            margin-bottom: 0;
        }

        .faq-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--hummingbird-teal);
            transform: scaleY(0);
            transform-origin: top;
            transition: transform 0.3s ease;
        }

        .faq-item.active::before {
            transform: scaleY(1);
        }

        .faq-question {
            padding: 18px 24px 18px 28px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            user-select: none;
            transition: color 0.2s;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }

        .faq-question:hover {
            color: var(--hummingbird-teal);
        }

        .faq-question i {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--hummingbird-teal);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.45s ease, padding 0.3s ease;
            padding: 0 24px 0 28px;
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 220px;
            padding-bottom: 20px;
        }

        /* CTA */
        .cta-section {
            background: var(--dark-section);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(47, 230, 183, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 640px;
        }

        .cta-content h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: -0.02em;
            line-height: 1.3;
        }

        .cta-content p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            margin: 0 0 28px;
            line-height: 1.7;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: var(--ink-black);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand h4 {
            color: #fff;
            font-size: 1.4rem;
            font-weight: 700;
            margin: 0 0 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand h4 i {
            color: var(--hummingbird-teal);
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            margin: 0;
            max-width: 320px;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 16px;
        }

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* Mobile nav toggle */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--ink-black);
            cursor: pointer;
            padding: 4px 8px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 64px;
            }

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

            .sidebar {
                order: 2;
            }

            .schedule-list {
                order: 1;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .category-hero {
                min-height: 300px;
            }

            .category-hero-content h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-actions>a:not(.btn-primary):not(.btn-register) {
                display: none;
            }

            .nav-actions .btn-primary {
                padding: 10px 18px;
                font-size: 0.85rem;
            }

            .brand-row {
                height: 64px;
            }

            .logo {
                font-size: 1.4rem;
            }

            .logo i {
                font-size: 1.2rem;
            }

            .channel-row a {
                font-size: 0.85rem;
                gap: 16px;
            }

            .category-hero {
                min-height: 260px;
            }

            .category-hero-content {
                padding: 48px 0 40px;
            }

            .category-hero-content h1 {
                font-size: 1.6rem;
            }

            .category-hero-content p {
                font-size: 0.95rem;
            }

            .schedule-card {
                padding: 16px;
                flex-direction: column;
                gap: 12px;
                align-items: flex-start;
            }

            .schedule-thumb {
                width: 100%;
                height: 160px;
                border-radius: var(--radius-sm);
            }

            .schedule-teams {
                font-size: 0.95rem;
            }

            .hide-mobile {
                display: none;
            }

            .custom-table thead {
                display: none;
            }

            .custom-table tbody tr {
                display: block;
                padding: 16px;
                border-bottom: 1px solid var(--border-light);
            }

            .custom-table tbody td {
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding: 6px 0;
                border: none;
                font-size: 0.88rem;
                gap: 8px;
            }

            .custom-table tbody td::before {
                content: attr(data-label);
                font-weight: 600;
                color: var(--text-muted);
                font-size: 0.8rem;
                min-width: 70px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .brand-row {
                height: 60px;
            }

            .nav-actions {
                gap: 10px;
            }

            .nav-actions .btn-primary {
                padding: 8px 14px;
                font-size: 0.8rem;
            }

            .nav-actions .btn-register {
                padding: 6px 12px;
                font-size: 0.8rem;
            }

            .logo {
                font-size: 1.2rem;
            }

            .category-hero {
                min-height: 220px;
            }

            .category-hero-content h1 {
                font-size: 1.35rem;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-number {
                font-size: 1.8rem;
            }

            .cta-content h2 {
                font-size: 1.6rem;
            }

            .schedule-teams {
                font-size: 0.88rem;
            }

            .schedule-score {
                font-size: 1rem;
                padding: 3px 10px;
            }
        }

/* roulang page: category5 */
:root {
            --ink-black: #0B0F14;
            --hummingbird-teal: #2FE6B7;
            --amber: #FFB547;
            --bg-light: #F7F7F4;
            --card-white: #FFFFFF;
            --dark-section: #0E1319;
            --text-primary: #111820;
            --text-secondary: #5A6472;
            --text-muted: #8A94A3;
            --border-light: #EAE8E3;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 12px;
            --radius-md: 16px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-numeric: 'Roboto Condensed', 'Oswald', 'DIN Alternate', sans-serif;
            --spacing-section: 96px;
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 64px;
            }
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-light);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:hover,
        a:focus {
            color: var(--hummingbird-teal);
        }

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

        button {
            font-family: var(--font-sans);
            cursor: pointer;
        }

        .grid-container {
            max-width: 1200px;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        /* Header */
        .site-header {
            background: var(--card-white);
            position: relative;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
        }

        .brand-row {
            height: 72px;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink-black);
            display: inline-flex;
            align-items: center;
            white-space: nowrap;
        }

        .logo i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
            font-size: 1.5rem;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 16px;
            flex-shrink: 0;
        }

        .nav-actions a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
        }

        .nav-actions a:hover {
            color: var(--ink-black);
        }

        .search-trigger {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 1.1rem;
            cursor: pointer;
            padding: 4px;
        }

        .search-trigger:hover {
            color: var(--hummingbird-teal);
        }

        .btn-register {
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            transition: all 0.2s;
            font-size: 0.9rem;
        }

        .btn-register:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }

        .channel-row {
            height: 52px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
            display: flex;
            align-items: center;
        }

        .channel-row::-webkit-scrollbar {
            display: none;
        }

        .channel-row nav {
            display: flex;
            align-items: center;
            gap: 24px;
            height: 100%;
            min-width: max-content;
        }

        .channel-row a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
            white-space: nowrap;
        }

        .channel-row a.active {
            color: var(--ink-black);
            font-weight: 700;
            border-bottom-color: var(--hummingbird-teal);
        }

        .channel-row a:hover:not(.active) {
            color: var(--hummingbird-teal);
            border-bottom-color: var(--hummingbird-teal);
        }

        /* Buttons */
        .btn-primary {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            font-weight: 700;
            border-radius: 999px;
            padding: 12px 28px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: #24c79a;
            color: var(--ink-black);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(47, 230, 183, 0.3);
        }

        .btn-primary i {
            transition: transform 0.2s;
        }

        .btn-primary:hover i {
            transform: translateX(4px);
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            border-radius: 999px;
            padding: 11px 26px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline:hover {
            border-color: var(--hummingbird-teal);
            color: var(--hummingbird-teal);
        }

        .btn-dark-outline {
            background: transparent;
            border: 1.5px solid var(--ink-black);
            color: var(--ink-black);
            font-weight: 600;
            border-radius: 999px;
            padding: 11px 26px;
            transition: all 0.2s;
            cursor: pointer;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-dark-outline:hover {
            border-color: var(--hummingbird-teal);
            background: var(--hummingbird-teal);
            color: var(--ink-black);
        }

        /* Hero */
        .hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 520px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(112deg, rgba(11, 15, 20, 0.93) 35%, rgba(11, 15, 20, 0.45) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
            padding: 60px 0;
        }

        .promo-badge {
            display: inline-block;
            background: var(--amber);
            color: var(--ink-black);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 16px;
            border-radius: 999px;
            letter-spacing: 0.03em;
            margin-bottom: 20px;
        }

        .hero h1 {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 28px;
            line-height: 1.6;
            max-width: 520px;
        }

        .hero-cta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

        .hero-stats .stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
        }

        .hero-stats .stat-item strong {
            color: var(--hummingbird-teal);
            font-size: 1.3rem;
            font-family: var(--font-numeric);
            font-weight: 700;
        }

        /* Filter Tags */
        .filter-bar {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-light);
            padding: 16px 0;
            position: relative;
            z-index: 10;
        }

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

        .filter-tags .filter-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: 4px;
        }

        .filter-tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.2s;
            cursor: pointer;
            background: var(--card-white);
        }

        .filter-tag:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }

        .filter-tag.active {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            border-color: var(--hummingbird-teal);
            font-weight: 700;
        }

        /* Main Content Area */
        .main-content {
            padding: 48px 0 72px;
        }

        .content-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
        }

        @media (max-width: 900px) {
            .content-layout {
                grid-template-columns: 1fr;
            }
        }

        /* Guide List Cards */
        .guide-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .guide-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all 0.3s ease;
            display: grid;
            grid-template-columns: 220px 1fr;
            border: 1px solid var(--border-light);
            text-decoration: none;
            position: relative;
        }

        .guide-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(47, 230, 183, 0.3);
        }

        .guide-card .guide-image {
            position: relative;
            overflow: hidden;
            min-height: 100%;
        }

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

        .guide-card:hover .guide-image img {
            transform: scale(1.05);
        }

        .guide-card .guide-body {
            padding: 24px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .guide-step-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-numeric);
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--hummingbird-teal);
            letter-spacing: 0.05em;
            margin-bottom: 10px;
        }

        .guide-step-badge .step-number {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 800;
        }

        .guide-card .guide-title {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.3;
        }

        .guide-card .guide-excerpt {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin: 0 0 12px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-card .guide-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .guide-card .guide-meta .tag {
            background: var(--bg-light);
            padding: 4px 12px;
            border-radius: 999px;
            font-weight: 500;
            color: var(--text-secondary);
        }

        .guide-card .guide-link-arrow {
            position: absolute;
            top: 24px;
            right: 28px;
            font-size: 1.1rem;
            color: var(--text-muted);
            transition: all 0.2s;
        }

        .guide-card:hover .guide-link-arrow {
            color: var(--hummingbird-teal);
            transform: translateX(4px);
        }

        @media (max-width: 640px) {
            .guide-card {
                grid-template-columns: 1fr;
            }

            .guide-card .guide-image {
                min-height: 180px;
                max-height: 200px;
            }

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

        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .sidebar-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 24px;
            border: 1px solid var(--border-light);
        }

        .sidebar-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-light);
        }

        .sidebar-card h3 i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
        }

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

        .hot-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            cursor: pointer;
            transition: color 0.2s;
        }

        .hot-list li:hover {
            color: var(--hummingbird-teal);
        }

        .hot-list .hot-rank {
            font-family: var(--font-numeric);
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--text-muted);
            min-width: 28px;
        }

        .hot-list li:nth-child(1) .hot-rank,
        .hot-list li:nth-child(2) .hot-rank,
        .hot-list li:nth-child(3) .hot-rank {
            color: var(--amber);
        }

        .data-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .data-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-light);
        }

        .data-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .data-item .data-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        .data-item .data-value {
            font-family: var(--font-numeric);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--hummingbird-teal);
        }

        .sidebar-cta {
            background: var(--dark-section);
            border: none;
            text-align: center;
        }

        .sidebar-cta h3 {
            color: #fff;
            border-bottom-color: var(--border-dark);
        }

        .sidebar-cta p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            margin: 0 0 16px;
        }

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

        /* Steps Section */
        .steps-section {
            background: var(--dark-section);
            padding: var(--spacing-section) 0;
            color: #fff;
        }

        .steps-section .section-title {
            color: #fff;
            font-size: 2.2rem;
            font-weight: 800;
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }

        .steps-section .section-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.05rem;
            margin: 0 0 48px;
            max-width: 600px;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all 0.3s;
        }

        .step-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(47, 230, 183, 0.3);
            transform: translateY(-4px);
        }

        .step-card .step-label {
            font-family: var(--font-numeric);
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--hummingbird-teal);
            letter-spacing: 0.08em;
            margin-bottom: 12px;
            display: block;
        }

        .step-card h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 10px;
        }

        .step-card p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .steps-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
        }

        @media (max-width: 480px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Scenarios Section */
        .scenarios-section {
            padding: var(--spacing-section) 0;
        }

        .scenarios-section .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }

        .scenarios-section .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin: 0 0 48px;
            max-width: 600px;
        }

        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .scenario-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 28px;
            border: 1px solid var(--border-light);
            transition: all 0.3s;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .scenario-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(47, 230, 183, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--hummingbird-teal);
            flex-shrink: 0;
        }

        .scenario-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
        }

        .scenario-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .scenario-grid {
                grid-template-columns: 1fr;
            }
        }

        /* FAQ */
        .faq-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-light);
        }

        .faq-section .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }

        .faq-section .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin: 0 0 40px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }

        .faq-item {
            background: var(--card-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all 0.3s;
            position: relative;
        }

        .faq-item.active {
            border-left: 3px solid var(--hummingbird-teal);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: all 0.2s;
            gap: 16px;
        }

        .faq-question:hover {
            color: var(--hummingbird-teal);
        }

        .faq-question .arrow-icon {
            flex-shrink: 0;
            transition: transform 0.3s ease;
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .faq-item.active .faq-question .arrow-icon {
            transform: rotate(180deg);
            color: var(--hummingbird-teal);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 0 24px 18px;
        }

        /* CTA */
        .cta-section {
            background: var(--dark-section);
            padding: var(--spacing-section) 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(47, 230, 183, 0.08) 0%, transparent 60%);
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            margin: 0 auto;
            text-align: center;
        }

        .cta-content h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: -0.01em;
        }

        .cta-content p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            margin: 0 0 32px;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: var(--ink-black);
            padding: 56px 0 32px;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand h4 {
            color: #fff;
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0 0 12px;
            display: flex;
            align-items: center;
        }

        .footer-brand h4 i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
        }

        .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 16px;
        }

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

        .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Responsive adjustments */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 2.4rem;
            }

            .hero {
                min-height: 440px;
            }
        }

        @media (max-width: 768px) {
            .hero {
                min-height: 380px;
            }

            .hero h1 {
                font-size: 2rem;
            }

            .hero-subtitle {
                font-size: 1rem;
            }

            .hero-cta {
                flex-direction: column;
                align-items: flex-start;
            }

            .nav-actions .btn-primary {
                display: none;
            }

            .brand-row {
                height: 64px;
            }

            .logo {
                font-size: 1.4rem;
            }

            .main-content {
                padding: 32px 0 48px;
            }

            .content-layout {
                gap: 20px;
            }

            .guide-card .guide-body {
                padding: 18px;
            }

            .guide-card .guide-title {
                font-size: 1.1rem;
            }
        }

        @media (max-width: 520px) {
            .hero {
                min-height: 340px;
            }

            .hero h1 {
                font-size: 1.7rem;
            }

            .hero-stats {
                gap: 16px;
                flex-direction: column;
                align-items: flex-start;
            }

            .filter-tags {
                gap: 8px;
            }

            .filter-tag {
                padding: 5px 12px;
                font-size: 0.8rem;
            }

            .steps-section .section-title,
            .scenarios-section .section-title,
            .faq-section .section-title {
                font-size: 1.6rem;
            }

            .cta-content h2 {
                font-size: 1.6rem;
            }
        }

/* roulang page: category6 */
:root {
            --ink-black: #0B0F14;
            --hummingbird-teal: #2FE6B7;
            --amber: #FFB547;
            --bg-light: #F7F7F4;
            --card-white: #FFFFFF;
            --dark-section: #0E1319;
            --text-primary: #111820;
            --text-secondary: #5A6472;
            --text-muted: #8A94A3;
            --border-light: #EAE8E3;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 12px;
            --radius-md: 16px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-numeric: 'Roboto Condensed', 'Oswald', 'DIN Alternate', sans-serif;
            --spacing-section: 96px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-light);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: var(--hummingbird-teal);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--hummingbird-teal);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        ul,
        ol {
            list-style: none;
        }
        button {
            font-family: var(--font-sans);
            cursor: pointer;
        }
        .grid-container {
            max-width: 1200px;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        .section {
            padding-top: var(--spacing-section);
            padding-bottom: var(--spacing-section);
        }
        .section-title {
            font-size: clamp(1.75rem, 3vw, 2.4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink-black);
            line-height: 1.2;
            margin-bottom: 0.75rem;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.65;
        }
        .section-head {
            margin-bottom: 2.5rem;
        }
        .section-head .section-title {
            margin-bottom: 0.6rem;
        }
        /* Header */
        .site-header {
            background: var(--card-white);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
        }
        .brand-row {
            height: 72px;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink-black);
            display: inline-flex;
            align-items: center;
            white-space: nowrap;
        }
        .logo i {
            color: var(--hummingbird-teal);
            margin-right: 8px;
            font-size: 1.5rem;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            white-space: nowrap;
        }
        .nav-actions a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
        }
        .nav-actions a:hover {
            color: var(--ink-black);
        }
        .search-trigger {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 1.1rem;
            cursor: pointer;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: background 0.2s;
        }
        .search-trigger:hover {
            color: var(--hummingbird-teal);
            background: var(--bg-light);
        }
        .btn-register {
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            transition: all 0.25s;
            white-space: nowrap;
        }
        .btn-register:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
            background: #f0faf7;
        }
        .btn-primary {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            font-weight: 700;
            border-radius: 999px;
            padding: 12px 28px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.25s;
            cursor: pointer;
            font-size: 0.95rem;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: #24c79a;
            color: var(--ink-black);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(47, 230, 183, 0.3);
        }
        .btn-primary i {
            transition: transform 0.25s;
        }
        .btn-primary:hover i {
            transform: translateX(4px);
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            border-radius: 999px;
            padding: 11px 26px;
            transition: all 0.25s;
            cursor: pointer;
            font-size: 0.95rem;
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: var(--hummingbird-teal);
            color: var(--hummingbird-teal);
        }
        .btn-dark-outline {
            background: transparent;
            border: 1.5px solid var(--ink-black);
            color: var(--ink-black);
            font-weight: 600;
            border-radius: 999px;
            padding: 10px 24px;
            transition: all 0.25s;
            cursor: pointer;
            font-size: 0.95rem;
            white-space: nowrap;
        }
        .btn-dark-outline:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
            background: #f0faf7;
        }
        .channel-row {
            height: 52px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-row::-webkit-scrollbar {
            display: none;
        }
        .channel-row nav {
            display: flex;
            align-items: center;
            gap: 24px;
            height: 100%;
            min-width: max-content;
        }
        .channel-row a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
        }
        .channel-row a.active {
            color: var(--ink-black);
            font-weight: 700;
            border-bottom-color: var(--hummingbird-teal);
        }
        .channel-row a:hover:not(.active) {
            color: var(--hummingbird-teal);
            border-bottom-color: var(--hummingbird-teal);
        }
        /* Hero */
        .hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 420px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(112deg, rgba(11, 15, 20, 0.92) 35%, rgba(11, 15, 20, 0.55) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding: 56px 0;
        }
        .promo-badge {
            display: inline-block;
            background: var(--amber);
            color: var(--ink-black);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 16px;
            border-radius: 999px;
            letter-spacing: 0.02em;
            margin-bottom: 1rem;
        }
        .hero h1 {
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.15;
            margin-bottom: 1rem;
            color: #fff;
        }
        .hero p.hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            line-height: 1.65;
            margin-bottom: 1.5rem;
        }
        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hero-stat {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--hummingbird-teal);
            font-family: var(--font-numeric);
        }
        .hero-stat span {
            display: block;
            font-size: 0.85rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.7);
            font-family: var(--font-sans);
        }
        /* Filter Tags */
        .filter-bar {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
            position: relative;
            z-index: 10;
        }
        .filter-tags {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .filter-tag {
            padding: 8px 20px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.25s;
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--hummingbird-teal);
            color: var(--ink-black);
        }
        .filter-tag.active {
            background: var(--ink-black);
            color: var(--hummingbird-teal);
            border-color: var(--ink-black);
            font-weight: 700;
        }
        /* Main content area */
        .activity-main {
            padding-top: 48px;
            padding-bottom: 80px;
        }
        .activity-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            align-items: start;
        }
        .activity-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        /* Timeline card */
        .activity-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all 0.3s;
            border: 1px solid var(--border-light);
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .activity-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .activity-card-media {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #e8e6e0;
        }
        .activity-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .activity-card:hover .activity-card-media img {
            transform: scale(1.04);
        }
        .status-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            z-index: 2;
            white-space: nowrap;
        }
        .status-badge.open {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
        }
        .status-badge.live {
            background: var(--amber);
            color: var(--ink-black);
        }
        .status-badge.upcoming {
            background: var(--ink-black);
            color: var(--hummingbird-teal);
        }
        .status-badge.ended {
            background: #e0e0dc;
            color: var(--text-muted);
        }
        .activity-card-body {
            padding: 20px 24px 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            flex: 1;
        }
        .activity-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--text-secondary);
        }
        .activity-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .activity-card-meta i {
            color: var(--hummingbird-teal);
            font-size: 0.8rem;
        }
        .activity-card-title {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--ink-black);
            line-height: 1.3;
            letter-spacing: -0.01em;
        }
        .activity-card-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .activity-progress {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .progress-track {
            flex: 1;
            height: 6px;
            background: var(--border-light);
            border-radius: 999px;
            overflow: hidden;
        }
        .progress-fill {
            height: 100%;
            border-radius: 999px;
            background: var(--hummingbird-teal);
            transition: width 0.6s ease;
        }
        .activity-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            border-top: 1px solid var(--border-light);
            padding-top: 16px;
            margin-top: auto;
        }
        .btn-signup {
            background: var(--hummingbird-teal);
            color: var(--ink-black);
            font-weight: 700;
            border-radius: 999px;
            padding: 10px 22px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.25s;
            cursor: pointer;
            font-size: 0.9rem;
            white-space: nowrap;
        }
        .btn-signup:hover {
            background: #24c79a;
            color: var(--ink-black);
            transform: translateY(-1px);
        }
        .btn-signup.ended {
            background: #e0e0dc;
            color: var(--text-muted);
            cursor: not-allowed;
        }
        .btn-signup.ended:hover {
            transform: none;
            background: #e0e0dc;
        }
        .activity-capacity {
            font-size: 0.8rem;
            color: var(--text-muted);
            white-space: nowrap;
        }
        /* Sidebar */
        .sidebar-card {
            background: var(--card-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            padding: 24px;
            margin-bottom: 24px;
        }
        .sidebar-card h4 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--ink-black);
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .hot-item {
            display: flex;
            gap: 12px;
            align-items: center;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-light);
        }
        .hot-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .hot-rank {
            font-size: 1.2rem;
            font-weight: 800;
            font-family: var(--font-numeric);
            color: var(--amber);
            min-width: 32px;
            text-align: center;
        }
        .hot-info {
            flex: 1;
            min-width: 0;
        }
        .hot-info h5 {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 3px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .hot-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .sidebar-stat-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .sidebar-stat {
            text-align: center;
            padding: 16px 12px;
            background: var(--bg-light);
            border-radius: var(--radius-sm);
        }
        .sidebar-stat .num {
            font-size: 1.6rem;
            font-weight: 800;
            font-family: var(--font-numeric);
            color: var(--hummingbird-teal);
            line-height: 1.1;
        }
        .sidebar-stat .label {
            font-size: 0.78rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }
        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-tags span {
            padding: 5px 14px;
            background: var(--bg-light);
            border-radius: 999px;
            font-size: 0.8rem;
            color: var(--text-secondary);
        }
        /* Data strip */
        .data-strip {
            background: var(--dark-section);
            padding: 48px 0;
        }
        .strip-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .strip-item {
            text-align: center;
        }
        .strip-item .num {
            font-size: 2.8rem;
            font-weight: 800;
            font-family: var(--font-numeric);
            color: var(--hummingbird-teal);
            line-height: 1;
        }
        .strip-item .label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 8px;
        }
        /* FAQ */
        .faq-section {
            background: var(--bg-light);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-white);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all 0.25s;
        }
        .faq-item.active {
            border-left: 3px solid var(--hummingbird-teal);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            transition: color 0.2s;
            user-select: none;
            gap: 16px;
        }
        .faq-question:hover {
            color: var(--hummingbird-teal);
        }
        .faq-question .arrow {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-question .arrow {
            transform: rotate(180deg);
            color: var(--hummingbird-teal);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.65;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }
        /* CTA */
        .cta-section {
            background: var(--ink-black);
            color: #fff;
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(47, 230, 183, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .cta-left h2 {
            font-size: clamp(1.6rem, 3vw, 2.3rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 0.75rem;
        }
        .cta-left p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            line-height: 1.65;
            max-width: 480px;
        }
        .cta-form {
            background: var(--dark-section);
            border-radius: var(--radius-md);
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .cta-form .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 16px;
        }
        .cta-form input,
        .cta-form select,
        .cta-form textarea {
            width: 100%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 8px;
            padding: 12px 16px;
            color: #fff;
            font-family: var(--font-sans);
            font-size: 0.95rem;
            transition: all 0.25s;
            appearance: none;
            -webkit-appearance: none;
        }
        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .cta-form input:focus,
        .cta-form select:focus,
        .cta-form textarea:focus {
            border-color: var(--hummingbird-teal);
            outline: none;
            background: rgba(255, 255, 255, 0.08);
        }
        .cta-form select {
            cursor: pointer;
        }
        .cta-form select option {
            background: var(--dark-section);
            color: #fff;
        }
        .cta-form textarea {
            resize: vertical;
            min-height: 100px;
        }
        .cta-form .btn-primary {
            width: 100%;
            justify-content: center;
            padding: 14px 28px;
            font-size: 1rem;
            margin-top: 4px;
        }
        /* Footer */
        .site-footer {
            background: var(--ink-black);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand h4 {
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand h4 i {
            color: var(--hummingbird-teal);
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.65;
            max-width: 320px;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.2s;
        }
        .footer-col ul a:hover {
            color: var(--hummingbird-teal);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 64px;
            }
            .activity-layout {
                grid-template-columns: 1fr;
            }
            .sidebar-card {
                margin-bottom: 0;
            }
            .cta-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .strip-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .brand-row {
                height: 64px;
            }
            .logo {
                font-size: 1.4rem;
            }
            .logo i {
                font-size: 1.2rem;
            }
            .nav-actions {
                gap: 10px;
            }
            .nav-actions a {
                font-size: 0.8rem;
            }
            .btn-primary {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
            .btn-register {
                padding: 6px 12px;
                font-size: 0.8rem;
            }
            .channel-row {
                height: 48px;
            }
            .channel-row nav {
                gap: 18px;
            }
            .channel-row a {
                font-size: 0.88rem;
            }
            .hero {
                min-height: 360px;
            }
            .hero-content {
                padding: 40px 0;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p.hero-desc {
                font-size: 0.95rem;
            }
            .hero-stats {
                gap: 20px;
                margin-top: 1.25rem;
                padding-top: 1rem;
            }
            .hero-stat {
                font-size: 1.2rem;
            }
            .filter-tags {
                gap: 8px;
            }
            .filter-tag {
                padding: 6px 14px;
                font-size: 0.82rem;
            }
            .activity-card-body {
                padding: 16px 18px 20px;
            }
            .activity-card-title {
                font-size: 1.15rem;
            }
            .cta-form .form-row {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .strip-grid {
                gap: 16px;
            }
            .strip-item .num {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .grid-container {
                padding-left: 0.85rem;
                padding-right: 0.85rem;
            }
            .brand-row {
                flex-wrap: wrap;
                height: auto;
                padding: 12px 0;
            }
            .nav-actions {
                width: 100%;
                justify-content: space-between;
                margin-top: 8px;
            }
            .channel-row nav {
                gap: 14px;
            }
            .channel-row a {
                font-size: 0.82rem;
            }
            .hero {
                min-height: 320px;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .hero-cta {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta .btn-primary,
            .hero-cta .btn-outline {
                justify-content: center;
            }
            .activity-card-footer {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-signup {
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
            .strip-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .strip-item .num {
                font-size: 1.6rem;
            }
            .strip-item .label {
                font-size: 0.78rem;
            }
        }