/* roulang page: index */
:root {
            --ink: #101217;
            --cyan: #2EDCC7;
            --orange: #FF754C;
            --mist: #F6F7F9;
            --card: #FFFFFF;
            --bodytext: #2B2F36;
            --subtext: #6B7280;
            --anti: #F5F7FA;
            --border: #E6E8EB;
            --shadow-sm: 0 8px 24px rgba(16, 18, 23, 0.06);
            --shadow-md: 0 16px 32px rgba(16, 18, 23, 0.10);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --nav-height: 64px;
            --nav-height-mobile: 56px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--bodytext);
            background-color: var(--mist);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--cyan);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition);
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: inherit;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .container-custom {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (min-width: 768px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        .btn-cyan {
            background-color: var(--cyan);
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            letter-spacing: 0.01em;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .btn-cyan:hover {
            background-color: var(--orange);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 117, 76, 0.25);
        }
        .btn-cyan:focus-visible,
        .btn-outline:focus-visible,
        .btn-ghost:focus-visible {
            outline: 2px solid var(--cyan);
            outline-offset: 2px;
        }
        .btn-outline {
            background-color: transparent;
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            border: 1px solid var(--ink);
            transition: all var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.05);
            transform: translateY(-2px);
        }
        .btn-ghost {
            background-color: transparent;
            color: var(--anti);
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border: 1px solid rgba(245, 247, 250, 0.3);
            transition: all var(--transition);
        }
        .btn-ghost:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .card-hover {
            transition: all var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            border-color: var(--cyan) !important;
            box-shadow: var(--shadow-md);
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--cyan) 0%, #5eead4 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .badge-cyan {
            display: inline-block;
            background-color: rgba(46, 220, 199, 0.12);
            color: var(--cyan);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .badge-orange {
            display: inline-block;
            background-color: rgba(255, 117, 76, 0.12);
            color: var(--orange);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .section-gap {
            margin-top: 64px;
        }
        @media (min-width: 768px) {
            .section-gap {
                margin-top: 96px;
            }
        }
        .nav-blur {
            background-color: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--border);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
        }
        .nav-scrolled {
            box-shadow: 0 4px 16px rgba(16, 18, 23, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 14px;
            color: var(--bodytext);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all var(--transition);
        }
        .nav-link:hover {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.06);
        }
        .nav-link.active {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.1);
            font-weight: 600;
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background-color: rgba(16, 18, 23, 0.5);
            z-index: 50;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.25s ease;
        }
        .drawer-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }
        .drawer-panel {
            position: fixed;
            top: var(--nav-height-mobile);
            right: 0;
            bottom: 0;
            width: min(320px, 85vw);
            background: #fff;
            z-index: 60;
            transform: translateX(100%);
            transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: -8px 0 24px rgba(16, 18, 23, 0.1);
            padding: 16px 20px;
            overflow-y: auto;
        }
        .drawer-panel.open {
            transform: translateX(0);
        }
        .drawer-link {
            display: block;
            padding: 14px 8px;
            font-size: 16px;
            font-weight: 500;
            color: var(--bodytext);
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .drawer-link:hover {
            color: var(--cyan);
            padding-left: 14px;
        }
        .drawer-link.active {
            color: var(--cyan);
            font-weight: 600;
        }
        .hero-title {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--ink);
            letter-spacing: -0.02em;
        }
        @media (min-width: 768px) {
            .hero-title {
                font-size: 40px;
                line-height: 1.25;
            }
        }
        @media (min-width: 1024px) {
            .hero-title {
                font-size: 44px;
                line-height: 1.22;
            }
        }
        .section-title {
            font-size: 24px;
            line-height: 1.35;
            font-weight: 650;
            color: var(--ink);
            letter-spacing: -0.01em;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 30px;
                line-height: 1.3;
            }
        }
        .card-title {
            font-size: 18px;
            line-height: 1.4;
            font-weight: 600;
            color: var(--ink);
        }
        .sub-text {
            font-size: 15px;
            color: var(--subtext);
            line-height: 1.75;
        }
        .hero-fade-in {
            animation: fadeUp 0.7s ease forwards;
            opacity: 0;
        }
        .hero-fade-in:nth-child(1) {
            animation-delay: 0.1s;
        }
        .hero-fade-in:nth-child(2) {
            animation-delay: 0.25s;
        }
        .hero-fade-in:nth-child(3) {
            animation-delay: 0.4s;
        }
        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .count-snap {
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .count-snap>* {
            scroll-snap-align: start;
        }
        .count-snap::-webkit-scrollbar {
            display: none;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease;
        }
        .faq-answer.open {
            max-height: 500px;
        }
        .bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 40;
            background: var(--ink);
            min-height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 20px;
            gap: 16px;
            transform: translateY(0);
            transition: transform 0.3s ease;
            box-shadow: 0 -4px 16px rgba(16, 18, 23, 0.2);
        }
        .bottom-cta.hidden-cta {
            transform: translateY(100%);
        }
        .bottom-cta-text {
            color: var(--anti);
            font-size: 15px;
            font-weight: 500;
        }
        .bottom-cta-close {
            color: rgba(245, 247, 250, 0.6);
            font-size: 22px;
            line-height: 1;
            padding: 4px 8px;
            border-radius: 6px;
            transition: all var(--transition);
            flex-shrink: 0;
        }
        .bottom-cta-close:hover {
            color: var(--orange);
            background-color: rgba(255, 255, 255, 0.08);
        }
        .footer-link {
            color: rgba(245, 247, 250, 0.7);
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-link:hover {
            color: var(--cyan);
        }
        .footer-title {
            color: var(--anti);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .news-list-item {
            display: flex;
            flex-direction: column;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .news-list-item:hover {
            padding-left: 8px;
        }
        .card-icon {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-size: 18px;
            flex-shrink: 0;
        }
        .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--cyan);
            line-height: 1.1;
            letter-spacing: -0.01em;
        }
        @media (min-width: 768px) {
            .stat-number {
                font-size: 42px;
            }
        }
        .timeline-dot::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 6px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--cyan);
            box-shadow: 0 0 0 3px rgba(46, 220, 199, 0.2);
        }
        body {
            padding-bottom: 80px;
        }
        @media (max-width: 767px) {
            body {
                padding-top: var(--nav-height-mobile);
            }
            .desktop-nav-links {
                display: none !important;
            }
            .desktop-search {
                display: none !important;
            }
        }
        @media (min-width: 768px) {
            .mobile-menu-btn {
                display: none !important;
            }
            .desktop-nav-links {
                display: flex;
            }
            .desktop-search {
                display: flex;
            }
        }

/* roulang page: category2 */
:root {
            --ink: #101217;
            --cyan: #2EDCC7;
            --orange: #FF754C;
            --mist: #F6F7F9;
            --card: #FFFFFF;
            --bodytext: #2B2F36;
            --subtext: #6B7280;
            --anti: #F5F7FA;
            --border: #E6E8EB;
            --shadow-sm: 0 8px 24px rgba(16, 18, 23, 0.06);
            --shadow-md: 0 16px 32px rgba(16, 18, 23, 0.10);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --nav-height: 64px;
            --nav-height-mobile: 56px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--bodytext);
            background-color: var(--mist);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--cyan);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition);
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: inherit;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .container-custom {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .btn-cyan {
            background-color: var(--cyan);
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            letter-spacing: 0.01em;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .btn-cyan:hover {
            background-color: var(--orange);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 117, 76, 0.25);
        }
        .btn-cyan:focus-visible,
        .btn-outline:focus-visible,
        .btn-ghost:focus-visible {
            outline: 2px solid var(--cyan);
            outline-offset: 2px;
        }
        .btn-outline {
            background-color: transparent;
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            border: 1px solid var(--ink);
            transition: all var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.05);
            transform: translateY(-2px);
        }
        .btn-ghost {
            background-color: transparent;
            color: var(--anti);
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border: 1px solid rgba(245, 247, 250, 0.3);
            transition: all var(--transition);
        }
        .btn-ghost:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .card-hover {
            transition: all var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            border-color: var(--cyan) !important;
            box-shadow: var(--shadow-md);
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--cyan) 0%, #5eead4 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .badge-cyan {
            display: inline-block;
            background-color: rgba(46, 220, 199, 0.12);
            color: #0d9c8a;
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .badge-orange {
            display: inline-block;
            background-color: rgba(255, 117, 76, 0.12);
            color: var(--orange);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .section-gap {
            margin-top: 64px;
        }
        @media (min-width: 768px) {
            .section-gap {
                margin-top: 96px;
            }
        }
        .nav-blur {
            background-color: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--border);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
        }
        .nav-scrolled {
            box-shadow: 0 4px 16px rgba(16, 18, 23, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 14px;
            color: var(--bodytext);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.06);
        }
        .nav-link.active {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.1);
            font-weight: 600;
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background-color: rgba(16, 18, 23, 0.5);
            z-index: 50;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }
        .drawer-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-drawer {
            position: fixed;
            top: var(--nav-height-mobile);
            left: 0;
            right: 0;
            background-color: #fff;
            z-index: 60;
            transform: translateY(-110%);
            transition: transform 0.3s ease;
            box-shadow: var(--shadow-md);
            border-bottom: 1px solid var(--border);
            max-height: calc(100vh - var(--nav-height-mobile));
            overflow-y: auto;
        }
        .mobile-drawer.open {
            transform: translateY(0);
        }
        .desktop-nav-links {
            display: none;
        }
        @media (min-width: 1024px) {
            .desktop-nav-links {
                display: flex;
            }
            .mobile-menu-btn {
                display: none;
            }
            .desktop-search {
                display: flex;
            }
        }
        @media (max-width: 1023px) {
            .desktop-search {
                display: none;
            }
        }
        .guide-list-item {
            display: flex;
            flex-direction: column;
            gap: 16px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .guide-list-item:hover {
            padding-left: 12px;
            background-color: rgba(46, 220, 199, 0.03);
            border-bottom-color: var(--cyan);
        }
        @media (min-width: 640px) {
            .guide-list-item {
                flex-direction: row;
                align-items: flex-start;
                gap: 20px;
            }
            .guide-list-item .guide-thumb {
                flex: 0 0 220px;
                height: 132px;
            }
        }
        .guide-thumb {
            width: 100%;
            height: 160px;
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: #e5e7eb;
            flex-shrink: 0;
        }
        .guide-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .tag-chip {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--mist);
            color: var(--bodytext);
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }
        .tag-chip:hover {
            background-color: rgba(46, 220, 199, 0.1);
            border-color: var(--cyan);
            color: #0d9c8a;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }
        .rank-num {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: var(--mist);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            color: var(--subtext);
            flex-shrink: 0;
        }
        .rank-num.top1 {
            background-color: var(--orange);
            color: #fff;
        }
        .rank-num.top2 {
            background-color: var(--cyan);
            color: var(--ink);
        }
        .rank-num.top3 {
            background-color: #FFD166;
            color: var(--ink);
        }
        .subscribe-box {
            background: linear-gradient(160deg, var(--ink) 0%, #1a1d24 100%);
            border-radius: var(--radius-card);
            padding: 24px;
            color: var(--anti);
        }
        .subscribe-input {
            width: 100%;
            height: 44px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(245, 247, 250, 0.2);
            background-color: rgba(255, 255, 255, 0.06);
            padding: 0 14px;
            font-size: 14px;
            color: var(--anti);
            outline: none;
            margin-bottom: 12px;
        }
        .subscribe-input::placeholder {
            color: rgba(245, 247, 250, 0.5);
        }
        .subscribe-input:focus {
            border-color: var(--cyan);
            box-shadow: 0 0 0 3px rgba(46, 220, 199, 0.15);
        }
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 80;
            background-color: var(--ink);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            box-shadow: 0 -8px 24px rgba(16, 18, 23, 0.2);
            transform: translateY(100%);
            transition: transform 0.4s ease;
        }
        .fixed-cta-bar.visible {
            transform: translateY(0);
        }
        .fixed-cta-bar .cta-text {
            color: var(--anti);
            font-size: 14px;
            line-height: 1.5;
            flex: 1;
        }
        .fixed-cta-bar .btn-cyan {
            flex-shrink: 0;
        }
        .cta-close-btn {
            color: rgba(245, 247, 250, 0.7);
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            flex-shrink: 0;
            transition: all var(--transition);
        }
        .cta-close-btn:hover {
            color: var(--anti);
            background-color: rgba(255, 255, 255, 0.1);
        }
        @media (max-width: 640px) {
            .fixed-cta-bar {
                flex-wrap: wrap;
                padding: 10px 16px;
            }
            .fixed-cta-bar .cta-text {
                font-size: 13px;
                order: 1;
                flex: 1 1 100%;
                text-align: center;
                margin-bottom: 4px;
            }
            .fixed-cta-bar .btn-cyan {
                order: 2;
                flex: 1;
                width: 100%;
            }
            .fixed-cta-bar .cta-close-btn {
                order: 3;
                position: absolute;
                top: 6px;
                right: 8px;
            }
        }
        .footer-title {
            color: var(--anti);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .footer-link {
            color: rgba(245, 247, 250, 0.6);
            font-size: 13px;
            transition: color var(--transition);
            display: inline-block;
        }
        .footer-link:hover {
            color: var(--cyan);
        }
        .page-hero-banner {
            position: relative;
            background-color: var(--ink);
            border-radius: var(--radius-img);
            overflow: hidden;
            padding: 40px 28px;
            color: var(--anti);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 200px;
            display: flex;
            align-items: center;
        }
        .page-hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(16, 18, 23, 0.92) 0%, rgba(16, 18, 23, 0.75) 55%, rgba(16, 18, 23, 0.4) 100%);
            z-index: 1;
        }
        .page-hero-banner .banner-content {
            position: relative;
            z-index: 2;
            max-width: 600px;
        }
        .pagination-btn {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--border);
            color: var(--bodytext);
            transition: all var(--transition);
            background: var(--card);
        }
        .pagination-btn:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .pagination-btn.active-page {
            background-color: var(--cyan);
            color: var(--ink);
            border-color: var(--cyan);
            font-weight: 700;
        }
        .filter-btn {
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--subtext);
            border: 1px solid var(--border);
            background: var(--card);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-btn:hover,
        .filter-btn.active-filter {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.06);
        }
        @media (max-width: 767px) {
            .page-hero-banner {
                min-height: 160px;
                padding: 28px 20px;
            }
        }

/* roulang page: category1 */
:root {
            --ink: #101217;
            --cyan: #2EDCC7;
            --orange: #FF754C;
            --mist: #F6F7F9;
            --card: #FFFFFF;
            --bodytext: #2B2F36;
            --subtext: #6B7280;
            --anti: #F5F7FA;
            --border: #E6E8EB;
            --shadow-sm: 0 8px 24px rgba(16, 18, 23, 0.06);
            --shadow-md: 0 16px 32px rgba(16, 18, 23, 0.10);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --nav-height: 64px;
            --nav-height-mobile: 56px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--bodytext);
            background-color: var(--mist);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--cyan);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition);
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: inherit;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .container-custom {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .btn-cyan {
            background-color: var(--cyan);
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            letter-spacing: 0.01em;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: all var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .btn-cyan:hover {
            background-color: var(--orange);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 117, 76, 0.25);
        }
        .btn-cyan:focus-visible,
        .btn-outline:focus-visible,
        .btn-ghost:focus-visible,
        .filter-btn:focus-visible {
            outline: 2px solid var(--cyan);
            outline-offset: 2px;
        }
        .btn-outline {
            background-color: transparent;
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            border: 1px solid var(--ink);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.05);
            transform: translateY(-2px);
        }
        .btn-ghost {
            background-color: transparent;
            color: var(--anti);
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border: 1px solid rgba(245, 247, 250, 0.3);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-ghost:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .card-hover {
            transition: all var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            border-color: var(--cyan) !important;
            box-shadow: var(--shadow-md);
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--cyan) 0%, #5eead4 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .badge-cyan {
            display: inline-block;
            background-color: rgba(46, 220, 199, 0.12);
            color: #0d9e8c;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .badge-orange {
            display: inline-block;
            background-color: rgba(255, 117, 76, 0.12);
            color: var(--orange);
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .badge-ink {
            display: inline-block;
            background-color: rgba(16, 18, 23, 0.06);
            color: var(--subtext);
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .section-gap {
            margin-top: 56px;
        }
        @media (min-width: 768px) {
            .section-gap {
                margin-top: 80px;
            }
        }
        .nav-blur {
            background-color: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--border);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
        }
        .nav-scrolled {
            box-shadow: 0 4px 16px rgba(16, 18, 23, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 14px;
            color: var(--bodytext);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.06);
        }
        .nav-link.active {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.1);
            font-weight: 600;
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background-color: rgba(16, 18, 23, 0.5);
            z-index: 50;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition);
        }
        .drawer-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-drawer {
            position: fixed;
            top: var(--nav-height-mobile);
            left: 0;
            right: 0;
            z-index: 51;
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transform: translateY(-8px);
            opacity: 0;
            pointer-events: none;
            transition: all var(--transition);
            max-height: calc(100vh - var(--nav-height-mobile));
            overflow-y: auto;
        }
        .mobile-drawer.show {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }
        .filter-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 500;
            color: var(--bodytext);
            background-color: var(--card);
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
            width: 100%;
            gap: 8px;
        }
        .filter-btn:hover {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.05);
        }
        .filter-btn.active {
            background-color: rgba(46, 220, 199, 0.1);
            border-color: var(--cyan);
            color: #0d9e8c;
            font-weight: 600;
        }
        .game-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .game-card:hover {
            transform: translateY(-4px);
            border-color: var(--cyan);
            box-shadow: var(--shadow-md);
        }
        .game-card-img-wrap {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background-color: #eef0f2;
        }
        .game-card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .game-card:hover .game-card-img-wrap img {
            transform: scale(1.03);
        }
        .game-card-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .footer-title {
            color: var(--anti);
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }
        .footer-link {
            color: rgba(245, 247, 250, 0.6);
            font-size: 13px;
            transition: color var(--transition);
            line-height: 1.6;
        }
        .footer-link:hover {
            color: var(--cyan);
        }
        .fixed-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 60;
            background-color: var(--ink);
            color: var(--anti);
            padding: 10px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            border-top: 1px solid rgba(255,255,255,0.08);
            transform: translateY(0);
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        .fixed-bottom-bar.hidden-bar {
            transform: translateY(100%);
            opacity: 0;
            pointer-events: none;
        }
        @media (max-width: 640px) {
            .fixed-bottom-bar {
                flex-direction: column;
                text-align: center;
                padding: 10px 12px 12px;
            }
            .fixed-bottom-bar .bottom-bar-actions {
                width: 100%;
                display: flex;
                gap: 8px;
                align-items: center;
                justify-content: center;
            }
        }
        .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(16,18,23,0.82) 0%, rgba(16,18,23,0.55) 60%, rgba(16,18,23,0.3) 100%);
            border-radius: var(--radius-img);
        }
        @media (max-width: 767px) {
            body {
                padding-top: var(--nav-height-mobile);
            }
            .mobile-drawer {
                top: var(--nav-height-mobile);
            }
        }
        .desktop-nav-links {
            display: none;
        }
        @media (min-width: 900px) {
            .desktop-nav-links {
                display: flex;
            }
        }
        .desktop-search {
            display: none;
        }
        @media (min-width: 900px) {
            .desktop-search {
                display: flex;
            }
        }
        .mobile-menu-btn {
            display: flex;
        }
        @media (min-width: 900px) {
            .mobile-menu-btn {
                display: none;
            }
        }

/* roulang page: category3 */
:root {
            --ink: #101217;
            --cyan: #2EDCC7;
            --orange: #FF754C;
            --mist: #F6F7F9;
            --card: #FFFFFF;
            --bodytext: #2B2F36;
            --subtext: #6B7280;
            --anti: #F5F7FA;
            --border: #E6E8EB;
            --shadow-sm: 0 8px 24px rgba(16, 18, 23, 0.06);
            --shadow-md: 0 16px 32px rgba(16, 18, 23, 0.10);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --nav-height: 64px;
            --nav-height-mobile: 56px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--bodytext);
            background-color: var(--mist);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--cyan);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition);
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: inherit;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .container-custom {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .container-custom {
            padding-left: 24px;
            padding-right: 24px;
        }
        .btn-cyan {
            background-color: var(--cyan);
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            letter-spacing: 0.01em;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .btn-cyan:hover {
            background-color: var(--orange);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 117, 76, 0.25);
        }
        .btn-cyan:focus-visible,
        .btn-outline:focus-visible,
        .btn-ghost:focus-visible {
            outline: 2px solid var(--cyan);
            outline-offset: 2px;
        }
        .btn-outline {
            background-color: transparent;
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            border: 1px solid var(--ink);
            transition: all var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.05);
            transform: translateY(-2px);
        }
        .btn-ghost {
            background-color: transparent;
            color: var(--anti);
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border: 1px solid rgba(245, 247, 250, 0.3);
            transition: all var(--transition);
        }
        .btn-ghost:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .card-hover {
            transition: all var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            border-color: var(--cyan) !important;
            box-shadow: var(--shadow-md);
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--cyan) 0%, #5eead4 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .badge-cyan {
            display: inline-block;
            background-color: rgba(46, 220, 199, 0.12);
            color: var(--cyan);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .badge-orange {
            display: inline-block;
            background-color: rgba(255, 117, 76, 0.12);
            color: var(--orange);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .section-gap {
            margin-top: 64px;
        }
        .section-gap {
            margin-top: 80px;
        }
        .nav-blur {
            background-color: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--border);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
        }
        .nav-scrolled {
            box-shadow: 0 4px 16px rgba(16, 18, 23, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 14px;
            color: var(--bodytext);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all var(--transition);
        }
        .nav-link:hover {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.06);
        }
        .nav-link.active {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.1);
            font-weight: 600;
        }
        .desktop-nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .desktop-nav-links {
            display: flex !important;
        }
        .mobile-menu-btn {
            display: none;
        }
        @media (max-width: 767px) {
            .desktop-nav-links {
                display: none !important;
            }
            .desktop-search {
                display: none !important;
            }
            .mobile-menu-btn {
                display: block;
            }
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background-color: rgba(16, 18, 23, 0.5);
            z-index: 50;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition);
        }
        .drawer-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 280px;
            background-color: var(--card);
            z-index: 60;
            transform: translateX(-100%);
            transition: transform var(--transition);
            box-shadow: 4px 0 24px rgba(16, 18, 23, 0.12);
            padding: 20px;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            transform: translateX(0);
        }
        .time-line-item {
            position: relative;
            padding-left: 28px;
            padding-bottom: 28px;
            border-left: 2px solid var(--border);
            margin-left: 8px;
        }
        .time-line-item:last-child {
            border-left-color: transparent;
            padding-bottom: 0;
        }
        .time-line-item::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: var(--cyan);
            border: 2px solid var(--card);
            box-shadow: 0 0 0 2px var(--cyan);
        }
        .headline-card {
            border: 1px solid var(--border);
            border-radius: var(--radius-img);
            overflow: hidden;
            background: var(--card);
            transition: all var(--transition);
        }
        .headline-card:hover {
            transform: translateY(-4px);
            border-color: var(--cyan);
            box-shadow: var(--shadow-md);
        }
        .headline-card .headline-img {
            height: 200px;
            overflow: hidden;
        }
        .headline-card .headline-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .footer-title {
            color: var(--anti);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-link {
            color: rgba(245, 247, 250, 0.6);
            font-size: 14px;
            transition: color var(--transition);
            display: inline-block;
        }
        .footer-link:hover {
            color: var(--cyan);
        }
        .fixed-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background-color: var(--ink);
            z-index: 50;
            padding: 12px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 64px;
            box-shadow: 0 -4px 16px rgba(16, 18, 23, 0.12);
        }
        @media (max-width: 640px) {
            .fixed-bottom-bar {
                flex-direction: column;
                gap: 8px;
                padding: 10px 16px;
                align-items: stretch;
                text-align: center;
            }
            .fixed-bottom-bar .bar-btn {
                width: 100%;
            }
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--border);
            background: var(--card);
            color: var(--bodytext);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-chip:hover,
        .filter-chip.active {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.06);
        }
        .pagination-btn {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: var(--card);
            color: var(--bodytext);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
        }
        .pagination-btn:hover,
        .pagination-btn.active {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.06);
        }
        .banner-area {
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            border-radius: var(--radius-img);
            overflow: hidden;
            padding: 48px 36px;
            margin-top: 24px;
        }
        .banner-area::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(16, 18, 23, 0.88) 0%, rgba(16, 18, 23, 0.65) 60%, rgba(16, 18, 23, 0.45) 100%);
            z-index: 1;
        }
        .banner-area > * {
            position: relative;
            z-index: 2;
        }
        @media (max-width: 640px) {
            .banner-area {
                padding: 28px 20px;
                margin-top: 16px;
                border-radius: 12px;
            }
        }

/* roulang page: category4 */
:root {
            --ink: #101217;
            --cyan: #2EDCC7;
            --orange: #FF754C;
            --mist: #F6F7F9;
            --card: #FFFFFF;
            --bodytext: #2B2F36;
            --subtext: #6B7280;
            --anti: #F5F7FA;
            --border: #E6E8EB;
            --shadow-sm: 0 8px 24px rgba(16, 18, 23, 0.06);
            --shadow-md: 0 16px 32px rgba(16, 18, 23, 0.10);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --nav-height: 64px;
            --nav-height-mobile: 56px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--bodytext);
            background-color: var(--mist);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--cyan);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition);
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: inherit;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .container-custom {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .btn-cyan {
            background-color: var(--cyan);
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            letter-spacing: 0.01em;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .btn-cyan:hover {
            background-color: var(--orange);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 117, 76, 0.25);
        }
        .btn-cyan:focus-visible,
        .btn-outline:focus-visible,
        .btn-ghost:focus-visible {
            outline: 2px solid var(--cyan);
            outline-offset: 2px;
        }
        .btn-outline {
            background-color: transparent;
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            border: 1px solid var(--ink);
            transition: all var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.05);
            transform: translateY(-2px);
        }
        .btn-ghost {
            background-color: transparent;
            color: var(--anti);
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border: 1px solid rgba(245, 247, 250, 0.3);
            transition: all var(--transition);
        }
        .btn-ghost:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .card-hover {
            transition: all var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            border-color: var(--cyan) !important;
            box-shadow: var(--shadow-md);
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--cyan) 0%, #5eead4 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .badge-cyan {
            display: inline-block;
            background-color: rgba(46, 220, 199, 0.12);
            color: var(--cyan);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .badge-orange {
            display: inline-block;
            background-color: rgba(255, 117, 76, 0.12);
            color: var(--orange);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .section-gap {
            margin-top: 56px;
        }
        .nav-blur {
            background-color: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--border);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
        }
        .nav-scrolled {
            box-shadow: 0 4px 16px rgba(16, 18, 23, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 14px;
            color: var(--bodytext);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all var(--transition);
        }
        .nav-link:hover {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.06);
        }
        .nav-link.active {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.1);
            font-weight: 600;
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background-color: rgba(16, 18, 23, 0.5);
            z-index: 50;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.25s ease;
        }
        .drawer-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-drawer {
            position: fixed;
            top: var(--nav-height-mobile);
            left: 0;
            right: 0;
            background: #fff;
            z-index: 60;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 16px 32px rgba(16, 18, 23, 0.1);
            transform: translateY(-100%);
            opacity: 0;
            pointer-events: none;
            transition: all 0.25s ease;
        }
        .mobile-drawer.active {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--anti);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .footer-link {
            font-size: 14px;
            color: rgba(245, 247, 250, 0.6);
            transition: color var(--transition);
            display: inline-block;
            padding: 2px 0;
        }
        .footer-link:hover {
            color: var(--cyan);
        }
        .fixed-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--ink);
            color: var(--anti);
            z-index: 55;
            padding: 10px 24px;
            min-height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.18);
            transform: translateY(0);
            transition: transform 0.3s ease;
        }
        .fixed-bottom-bar.hidden-bar {
            transform: translateY(100%);
        }
        .calendar-bar {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            padding: 8px 0;
            scrollbar-width: thin;
            scrollbar-color: var(--cyan) transparent;
            -webkit-overflow-scrolling: touch;
        }
        .calendar-bar::-webkit-scrollbar {
            height: 4px;
        }
        .calendar-bar::-webkit-scrollbar-thumb {
            background: var(--cyan);
            border-radius: 4px;
        }
        .calendar-day {
            flex-shrink: 0;
            min-width: 88px;
            text-align: center;
            padding: 12px 8px;
            border-radius: 10px;
            background: var(--card);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .calendar-day:hover,
        .calendar-day.active {
            border-color: var(--cyan);
            background: rgba(46, 220, 199, 0.08);
            transform: translateY(-2px);
        }
        .calendar-day .day {
            font-size: 22px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.2;
        }
        .calendar-day .month {
            font-size: 12px;
            color: var(--subtext);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .calendar-day .has-event {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--orange);
            margin-top: 4px;
        }
        .activity-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .activity-card:hover {
            transform: translateY(-4px);
            border-color: var(--cyan);
            box-shadow: var(--shadow-md);
        }
        .activity-card .card-img {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
        }
        .activity-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .activity-card:hover .card-img img {
            transform: scale(1.04);
        }
        .activity-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .activity-card .activity-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }
        .activity-card .activity-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 6px;
            line-height: 1.45;
        }
        .activity-card .activity-desc {
            font-size: 14px;
            color: var(--subtext);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }
        .activity-card .activity-reward {
            font-size: 14px;
            font-weight: 500;
            color: var(--orange);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .paginate-btn {
            min-width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--border);
            color: var(--bodytext);
            transition: all var(--transition);
            padding: 0 10px;
        }
        .paginate-btn:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .paginate-btn.active {
            background: var(--cyan);
            color: var(--ink);
            border-color: var(--cyan);
            font-weight: 600;
        }
        .paginate-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid var(--border);
            color: var(--bodytext);
            background: var(--card);
            transition: all var(--transition);
            cursor: pointer;
        }
        .filter-chip:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .filter-chip.active {
            background: var(--ink);
            color: var(--anti);
            border-color: var(--ink);
        }
        .rule-block {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 30px;
        }
        .rule-block h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .rule-block p {
            font-size: 14.5px;
            line-height: 1.85;
            color: var(--bodytext);
            margin-bottom: 12px;
        }
        .rule-block p:last-child {
            margin-bottom: 0;
        }
        .rule-block ul {
            list-style: none;
            padding: 0;
            margin: 0 0 12px;
        }
        .rule-block ul li {
            padding-left: 20px;
            position: relative;
            font-size: 14.5px;
            line-height: 1.8;
            color: var(--bodytext);
            margin-bottom: 6px;
        }
        .rule-block ul li::before {
            content: '';
            position: absolute;
            left: 4px;
            top: 12px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--cyan);
        }
        .desktop-nav-links {
            display: flex;
        }
        .desktop-search {
            display: flex;
        }
        .mobile-menu-btn {
            display: none;
        }
        @media (max-width: 768px) {
            .desktop-nav-links {
                display: none;
            }
            .desktop-search {
                display: none !important;
            }
            .mobile-menu-btn {
                display: block;
            }
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section-gap {
                margin-top: 36px;
            }
            body {
                padding-top: var(--nav-height-mobile);
            }
            .fixed-bottom-bar {
                padding: 8px 16px;
                flex-direction: column;
                gap: 8px;
                min-height: 70px;
            }
            .fixed-bottom-bar .bar-text {
                font-size: 13px;
                text-align: center;
            }
            .rule-block {
                padding: 20px 18px;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .desktop-nav-links {
                gap: 0 !important;
            }
            .nav-link {
                padding: 8px 8px;
                font-size: 13px;
            }
        }

/* roulang page: category5 */
:root {
            --ink: #101217;
            --cyan: #2EDCC7;
            --orange: #FF754C;
            --mist: #F6F7F9;
            --card: #FFFFFF;
            --bodytext: #2B2F36;
            --subtext: #6B7280;
            --anti: #F5F7FA;
            --border: #E6E8EB;
            --shadow-sm: 0 8px 24px rgba(16, 18, 23, 0.06);
            --shadow-md: 0 16px 32px rgba(16, 18, 23, 0.10);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --nav-height: 64px;
            --nav-height-mobile: 56px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--bodytext);
            background-color: var(--mist);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--cyan);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition);
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: inherit;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .container-custom {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .btn-cyan {
            background-color: var(--cyan);
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            letter-spacing: 0.01em;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .btn-cyan:hover {
            background-color: var(--orange);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 117, 76, 0.25);
        }
        .btn-cyan:focus-visible,
        .btn-outline:focus-visible,
        .btn-ghost:focus-visible {
            outline: 2px solid var(--cyan);
            outline-offset: 2px;
        }
        .btn-outline {
            background-color: transparent;
            color: var(--ink);
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            border: 1px solid var(--ink);
            transition: all var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--cyan);
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.05);
            transform: translateY(-2px);
        }
        .btn-ghost {
            background-color: transparent;
            color: var(--anti);
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border: 1px solid rgba(245, 247, 250, 0.3);
            transition: all var(--transition);
        }
        .btn-ghost:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .card-hover {
            transition: all var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            border-color: var(--cyan) !important;
            box-shadow: var(--shadow-md);
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--cyan) 0%, #5eead4 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .badge-cyan {
            display: inline-block;
            background-color: rgba(46, 220, 199, 0.12);
            color: var(--cyan);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .badge-orange {
            display: inline-block;
            background-color: rgba(255, 117, 76, 0.12);
            color: var(--orange);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .badge-gray {
            display: inline-block;
            background-color: rgba(107, 114, 128, 0.1);
            color: var(--subtext);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .section-gap {
            margin-top: 64px;
        }
        .nav-blur {
            background-color: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--border);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
        }
        .nav-scrolled {
            box-shadow: 0 4px 16px rgba(16, 18, 23, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 14px;
            color: var(--bodytext);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all var(--transition);
        }
        .nav-link:hover {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.06);
        }
        .nav-link.active {
            color: var(--cyan);
            background-color: rgba(46, 220, 199, 0.1);
            font-weight: 600;
        }
        .desktop-nav-links {
            display: flex;
        }
        .mobile-menu-btn {
            display: none;
        }
        .desktop-search {
            display: flex;
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background-color: rgba(16, 18, 23, 0.5);
            z-index: 50;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.25s ease;
        }
        .drawer-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }
        .drawer-panel {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 280px;
            background-color: #fff;
            z-index: 51;
            transform: translateX(100%);
            transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: -8px 0 24px rgba(16, 18, 23, 0.1);
            padding: 20px 16px;
            overflow-y: auto;
        }
        .drawer-panel.open {
            transform: translateX(0);
        }
        .drawer-close {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            color: var(--bodytext);
            flex-shrink: 0;
        }
        .drawer-close:hover {
            background-color: var(--mist);
            color: var(--ink);
        }
        .drawer-nav-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 12px;
            font-size: 15px;
            font-weight: 500;
            color: var(--bodytext);
            border-radius: 8px;
            transition: all var(--transition);
        }
        .drawer-nav-link:hover {
            background-color: var(--mist);
            color: var(--cyan);
        }
        .drawer-nav-link.active {
            background-color: rgba(46, 220, 199, 0.1);
            color: var(--cyan);
            font-weight: 600;
        }
        .footer-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--anti);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-link {
            font-size: 13px;
            color: rgba(245, 247, 250, 0.6);
            transition: color var(--transition);
            line-height: 1.6;
        }
        .footer-link:hover {
            color: var(--cyan);
        }
        .fixed-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background-color: var(--ink);
            z-index: 40;
            transition: transform 0.3s ease;
            box-shadow: 0 -4px 16px rgba(16, 18, 23, 0.1);
        }
        .fixed-bottom-bar.hidden-bar {
            transform: translateY(100%);
        }
        .filter-btn {
            font-size: 14px;
            font-weight: 500;
            color: var(--subtext);
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border);
            background-color: #fff;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-btn:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .filter-btn.active {
            background-color: var(--ink);
            color: var(--anti);
            border-color: var(--ink);
        }
        .announcement-card {
            background-color: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            transition: all var(--transition);
        }
        .announcement-card:hover {
            border-color: var(--cyan);
            box-shadow: var(--shadow-sm);
        }
        .pagination-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 36px;
            height: 36px;
            padding: 0 10px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--bodytext);
            border: 1px solid var(--border);
            background-color: #fff;
            transition: all var(--transition);
        }
        .pagination-btn:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }
        .pagination-btn.active {
            background-color: var(--ink);
            color: var(--anti);
            border-color: var(--ink);
        }
        .banner-overlay {
            background: linear-gradient(135deg, rgba(16, 18, 23, 0.82) 0%, rgba(16, 18, 23, 0.55) 45%, rgba(16, 18, 23, 0.35) 100%);
        }
        .subscribe-input {
            height: 44px;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 0 16px;
            font-size: 14px;
            color: var(--bodytext);
            background-color: #fff;
            width: 100%;
            transition: all var(--transition);
        }
        .subscribe-input:focus {
            outline: none;
            border-color: var(--cyan);
            box-shadow: 0 0 0 3px rgba(46, 220, 199, 0.15);
        }
        .subscribe-input::placeholder {
            color: var(--subtext);
            font-size: 14px;
        }
        @media (max-width: 1023px) {
            .desktop-nav-links {
                display: none;
            }
            .desktop-search {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
            body {
                padding-top: var(--nav-height-mobile);
            }
            .section-gap {
                margin-top: 40px;
            }
        }
        @media (min-width: 1024px) {
            .section-gap {
                margin-top: 72px;
            }
        }
        @media (max-width: 767px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .announcement-card {
                padding: 16px;
            }
            .fixed-bottom-bar .btn-cyan {
                width: 100%;
            }
        }
        @media (max-width: 520px) {
            .announcement-card {
                padding: 14px;
            }
            .filter-btn {
                font-size: 13px;
                padding: 6px 14px;
            }
        }