/* roulang page: index */
:root {
            --navy-800: #0b1e3a;
            --brand-500: #e8572a;
            --bg-light: #f8fafc;
            --text-main: #0f172a;
            --text-light: #64748b;
            --border-soft: #e2e8f0;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            background: var(--bg-light);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; display: block; }
        a { text-decoration: none; color: inherit; transition: color .2s; }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        input { font-family: inherit; }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: relative;
            z-index: 50;
            background: linear-gradient(90deg, #0b1e3a 0%, #0b1e3a 50%, rgba(11,30,58,0.9) 70%, rgba(11,30,58,0.7) 100%);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .header-left {
            display: flex;
            align-items: center;
            gap: 40px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, #e8572a, #f87a51);
            border-radius: 14px;
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            box-shadow: 0 4px 16px rgba(232, 87, 42, 0.35);
        }
        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .logo-text span {
            display: block;
            font-size: 11px;
            font-weight: 400;
            color: rgba(255,255,255,0.6);
            letter-spacing: 2px;
            margin-top: -2px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            padding: 8px 16px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255,255,255,0.8);
            transition: all .25s;
        }
        .nav-link:hover {
            color: #fff;
            background: rgba(255,255,255,0.08);
        }
        .nav-link.active {
            color: #fff;
            background: rgba(255,255,255,0.14);
            box-shadow: inset 0 0 0 1px rgba(255,255,255,0.1);
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-wrap {
            display: flex;
            align-items: center;
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.14);
            border-radius: 999px;
            padding: 6px 14px;
            transition: border-color .25s;
        }
        .search-wrap:focus-within {
            border-color: rgba(255,255,255,0.35);
            background: rgba(255,255,255,0.16);
        }
        .search-wrap svg {
            width: 16px;
            height: 16px;
            color: rgba(255,255,255,0.6);
            margin-right: 8px;
        }
        .search-wrap input {
            background: transparent;
            border: none;
            outline: none;
            color: #fff;
            font-size: 14px;
            width: 120px;
        }
        .search-wrap input::placeholder {
            color: rgba(255,255,255,0.5);
        }
        .btn-header {
            display: inline-flex;
            align-items: center;
            padding: 9px 20px;
            background: linear-gradient(135deg, #e8572a, #f87a51);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border-radius: 999px;
            transition: all .25s;
            box-shadow: 0 4px 14px rgba(232, 87, 42, 0.3);
        }
        .btn-header:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 87, 42, 0.4);
            color: #fff;
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: rgba(255,255,255,0.1);
        }
        .menu-toggle span {
            width: 18px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all .3s;
        }

        /* Hero */
        .hero {
            position: relative;
            background: linear-gradient(135deg, #060f1e 0%, #0b1e3a 55%, #163052 100%);
            overflow: hidden;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            min-height: 560px;
        }
        .hero-content {
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 80px 0 80px 0;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(232,87,42,0.15);
            border: 1px solid rgba(232,87,42,0.25);
            border-radius: 999px;
            color: #f87a51;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 24px;
            align-self: flex-start;
        }
        .hero-badge::before {
            content: "";
            width: 8px;
            height: 8px;
            background: #e8572a;
            border-radius: 50%;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: .6; transform: scale(0.8); }
        }
        .hero h1 {
            font-size: 46px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: 1px;
        }
        .hero h1 .highlight {
            background: linear-gradient(135deg, #f87a51, #e8572a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-desc {
            margin-top: 20px;
            font-size: 17px;
            color: rgba(255,255,255,0.75);
            max-width: 480px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            background: linear-gradient(135deg, #e8572a, #f87a51);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: 999px;
            transition: all .3s;
            box-shadow: 0 6px 20px rgba(232, 87, 42, 0.4);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(232, 87, 42, 0.5);
            color: #fff;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border: 1.5px solid rgba(255,255,255,0.25);
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            border-radius: 999px;
            transition: all .3s;
        }
        .btn-outline:hover {
            border-color: #e8572a;
            color: #f87a51;
            transform: translateY(-3px);
        }
        .hero-stats {
            display: flex;
            gap: 36px;
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }
        .stat-item .stat-num {
            font-size: 30px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .stat-item .stat-num em {
            font-style: normal;
            color: #f87a51;
        }
        .stat-item .stat-label {
            font-size: 13px;
            color: rgba(255,255,255,0.55);
            margin-top: 4px;
        }
        .hero-visual {
            position: relative;
            overflow: hidden;
            min-height: 500px;
        }
        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }
        .hero-visual::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, #0b1e3a 0%, rgba(11,30,58,0.3) 100%);
        }
        .hero-card-float {
            position: absolute;
            bottom: 40px;
            left: -60px;
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(8px);
            border-radius: 16px;
            padding: 16px 24px;
            box-shadow: 0 16px 50px rgba(0,0,0,0.3);
            z-index: 3;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .hero-card-float .icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, #e8572a, #f87a51);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
        }
        .hero-card-float .fl-title {
            font-size: 14px;
            font-weight: 700;
            color: #0b1e3a;
        }
        .hero-card-float .fl-sub {
            font-size: 12px;
            color: #64748b;
        }

        /* Sections */
        .section {
            padding: 90px 0;
        }
        .section-alt {
            background: #fff;
        }
        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 56px;
        }
        .section-head .tag {
            display: inline-block;
            padding: 5px 14px;
            background: rgba(232,87,42,0.1);
            color: #e8572a;
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            color: #0b1e3a;
            line-height: 1.3;
        }
        .section-head p {
            margin-top: 14px;
            color: #64748b;
            font-size: 16px;
            line-height: 1.7;
        }

        /* About */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 70px;
            align-items: center;
        }
        .about-visual {
            position: relative;
        }
        .about-visual .main-img {
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(11,30,58,0.15);
        }
        .about-visual .float-card {
            position: absolute;
            bottom: -24px;
            right: 20px;
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 12px 40px rgba(0,0,0,0.12);
            padding: 14px 22px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .about-visual .float-card .dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #10b981;
            box-shadow: 0 0 0 4px rgba(16,185,129,0.2);
        }
        .about-content h2 {
            font-size: 32px;
            font-weight: 800;
            color: #0b1e3a;
            line-height: 1.3;
        }
        .about-content p {
            margin-top: 18px;
            color: #64748b;
            font-size: 16px;
            line-height: 1.8;
        }
        .about-points {
            margin-top: 28px;
            display: grid;
            gap: 14px;
        }
        .about-point {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 18px;
            background: #f8fafc;
            border-radius: 12px;
            border: 1px solid #e2e8f0;
        }
        .about-point .check {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            background: rgba(16,185,129,0.12);
            border-radius: 8px;
            color: #10b981;
            flex-shrink: 0;
        }
        .about-point span {
            font-size: 15px;
            font-weight: 500;
            color: #334155;
        }

        /* Category cards */
        .cat-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .cat-card {
            border-radius: 20px;
            overflow: hidden;
            background: #fff;
            box-shadow: 0 4px 24px rgba(11,30,58,0.06);
            border: 1px solid #e2e8f0;
            transition: all .35s;
            position: relative;
        }
        .cat-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 16px 48px rgba(11,30,58,0.14);
        }
        .cat-card .cat-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }
        .cat-card .cat-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s;
        }
        .cat-card:hover .cat-img img {
            transform: scale(1.05);
        }
        .cat-card .cat-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(6,15,30,0.6) 100%);
        }
        .cat-card .cat-body {
            padding: 26px 28px 30px;
        }
        .cat-card .cat-tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(232,87,42,0.1);
            color: #e8572a;
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .cat-card .cat-body h3 {
            font-size: 22px;
            font-weight: 800;
            color: #0b1e3a;
        }
        .cat-card .cat-body p {
            margin-top: 10px;
            color: #64748b;
            font-size: 15px;
            line-height: 1.7;
        }
        .cat-card .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 18px;
            color: #e8572a;
            font-size: 14px;
            font-weight: 600;
            transition: gap .25s;
        }
        .cat-card .cat-link:hover {
            gap: 10px;
        }

        /* Latest list */
        .latest-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .latest-card {
            background: #fff;
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 24px 28px;
            transition: all .3s;
            position: relative;
            overflow: hidden;
        }
        .latest-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, #e8572a, #f87a51);
            opacity: 0;
            transition: opacity .3s;
        }
        .latest-card:hover {
            box-shadow: 0 12px 36px rgba(11,30,58,0.1);
            transform: translateY(-4px);
        }
        .latest-card:hover::before {
            opacity: 1;
        }
        .latest-card .card-cat {
            font-size: 12px;
            color: #e8572a;
            font-weight: 600;
            background: rgba(232,87,42,0.08);
            padding: 3px 10px;
            border-radius: 999px;
        }
        .latest-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: #0b1e3a;
            margin-top: 12px;
            line-height: 1.5;
        }
        .latest-card p {
            margin-top: 8px;
            color: #64748b;
            font-size: 14px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .latest-card .card-meta {
            margin-top: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: #94a3b8;
        }
        .empty-tip {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: #fff;
            border-radius: 16px;
            border: 1px dashed #cbd5e1;
            color: #64748b;
            font-size: 16px;
        }

        /* Stats band */
        .stats-band {
            background: linear-gradient(135deg, #0b1e3a 0%, #163052 100%);
            border-radius: 24px;
            padding: 56px 48px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .stats-band .stat-box {
            text-align: center;
        }
        .stats-band .stat-box .num {
            font-size: 42px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .stats-band .stat-box .num em {
            font-style: normal;
            color: #f87a51;
        }
        .stats-band .stat-box .label {
            margin-top: 8px;
            font-size: 14px;
            color: rgba(255,255,255,0.65);
        }

        /* Feature cards */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 56px;
        }
        .feature-card {
            background: #fff;
            border: 1px solid #e2e8f0;
            border-radius: 18px;
            padding: 32px 26px;
            text-align: center;
            transition: all .3s;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 36px rgba(11,30,58,0.1);
            border-color: rgba(232,87,42,0.3);
        }
        .feature-card .f-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 20px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
        }
        .feature-card .f-icon.one { background: rgba(232,87,42,0.12); color: #e8572a; }
        .feature-card .f-icon.two { background: rgba(16,185,129,0.12); color: #10b981; }
        .feature-card .f-icon.three { background: rgba(59,130,246,0.12); color: #3b82f6; }
        .feature-card .f-icon.four { background: rgba(139,92,246,0.12); color: #8b5cf6; }
        .feature-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: #0b1e3a;
        }
        .feature-card p {
            margin-top: 10px;
            font-size: 14px;
            color: #64748b;
            line-height: 1.6;
        }

        /* Content picks */
        .picks-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }
        .pick-card {
            background: #fff;
            border-radius: 18px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(11,30,58,0.06);
            border: 1px solid #e2e8f0;
            transition: all .35s;
        }
        .pick-card:hover {
            box-shadow: 0 16px 40px rgba(11,30,58,0.14);
            transform: translateY(-6px);
        }
        .pick-card .pick-img {
            height: 200px;
            overflow: hidden;
        }
        .pick-card .pick-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s;
        }
        .pick-card:hover .pick-img img {
            transform: scale(1.06);
        }
        .pick-card .pick-body {
            padding: 22px 24px 26px;
        }
        .pick-card .pick-body .pick-cat {
            font-size: 12px;
            font-weight: 600;
            color: #3b82f6;
            background: rgba(59,130,246,0.08);
            padding: 3px 10px;
            border-radius: 999px;
        }
        .pick-card .pick-body h4 {
            font-size: 17px;
            font-weight: 700;
            color: #0b1e3a;
            margin-top: 12px;
            line-height: 1.5;
        }
        .pick-card .pick-body p {
            margin-top: 8px;
            color: #64748b;
            font-size: 14px;
            line-height: 1.6;
        }
        .pick-card .pick-body .pick-meta {
            margin-top: 14px;
            font-size: 13px;
            color: #94a3b8;
        }

        /* FAQ */
        .faq-wrap {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .25s;
        }
        .faq-item:hover {
            border-color: rgba(232,87,42,0.3);
        }
        .faq-item summary {
            padding: 20px 26px;
            font-size: 16px;
            font-weight: 600;
            color: #0b1e3a;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            list-style: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "+";
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(232,87,42,0.1);
            color: #e8572a;
            border-radius: 8px;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
            transition: transform .3s;
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }
        .faq-item .faq-body {
            padding: 0 26px 20px 26px;
            color: #64748b;
            font-size: 15px;
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            padding: 70px 56px;
            background: linear-gradient(135deg, #0b1e3a 0%, #163052 100%);
            text-align: center;
        }
        .cta-section .cta-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.15;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
        }
        .cta-section p {
            margin-top: 14px;
            font-size: 17px;
            color: rgba(255,255,255,0.75);
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .cta-buttons {
            margin-top: 32px;
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: #060f1e;
            color: rgba(255,255,255,0.7);
            padding: 70px 0 0;
            margin-top: 80px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-brand .logo-text {
            display: block;
        }
        .footer-brand p {
            margin-top: 18px;
            font-size: 15px;
            line-height: 1.7;
            color: rgba(255,255,255,0.55);
            max-width: 280px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
        }
        .footer-col a {
            display: block;
            padding: 6px 0;
            font-size: 14px;
            color: rgba(255,255,255,0.55);
            transition: color .25s, padding-left .25s;
        }
        .footer-col a:hover {
            color: #f87a51;
            padding-left: 6px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255,255,255,0.4);
        }

        /* Scrollbar */
        ::-webkit-scrollbar { width: 8px; }
        ::-webkit-scrollbar-track { background: #f1f5f9; }
        ::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
        ::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

        /* Responsive */
        @media (max-width: 1024px) {
            .container { padding: 0 20px; }
            .hero-grid { grid-template-columns: 1fr; }
            .hero-visual { min-height: 300px; order: 2; }
            .hero-visual img { position: static; height: 300px; }
            .hero-card-float { left: 20px; bottom: 20px; }
            .header-inner { height: auto; padding: 14px 0; }
            .main-nav { display: none; }
            .menu-toggle { display: flex; }
            .header-right .search-wrap { display: none; }
            .feature-grid { grid-template-columns: repeat(2, 1fr); }
            .picks-grid { grid-template-columns: repeat(2, 1fr); }
            .about-grid { grid-template-columns: 1fr; gap: 48px; }
            .stats-band { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .section { padding: 60px 0; }
            .hero h1 { font-size: 32px; }
            .cat-grid { grid-template-columns: 1fr; }
            .latest-grid { grid-template-columns: 1fr; }
            .picks-grid { grid-template-columns: 1fr; }
            .feature-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .cta-section { padding: 50px 24px; }
            .cta-section h2 { font-size: 26px; }
            .hero-stats { flex-wrap: wrap; gap: 20px; }
            .stats-band { padding: 36px 24px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .hero h1 { font-size: 28px; }
            .hero-content { padding: 60px 0; }
            .section-head h2 { font-size: 26px; }
            .footer-grid { grid-template-columns: 1fr; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .hero-actions .btn-primary, .hero-actions .btn-outline { width: 100%; justify-content: center; }
            .stats-band { grid-template-columns: 1fr; }
            .feature-grid { grid-template-columns: 1fr; }
        }

/* roulang page: category1 */
:root {
            --primary: #0f172a;
            --accent: #f97316;
            --accent-soft: #ffedd5;
            --bg-body: #f8fafc;
            --bg-card: #ffffff;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --radius: 1.25rem;
            --shadow-card: 0 10px 30px rgba(15, 23, 42, 0.08);
            --shadow-hover: 0 18px 40px rgba(249, 115, 22, 0.18);
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }

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

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 8px 30px rgba(15, 23, 42, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 24px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--accent), #fb923c);
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 20px rgba(249, 115, 22, 0.3);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            line-height: 1.2;
        }

        .logo-text span {
            display: block;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.12em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-link {
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-muted);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--primary);
            background: #f1f5f9;
        }

        .nav-link.active {
            color: var(--accent);
            background: var(--accent-soft);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-nav {
            padding: 10px 22px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 700;
            background: var(--primary);
            color: #fff;
            transition: var(--transition);
            border: 2px solid var(--primary);
            white-space: nowrap;
        }

        .btn-nav:hover {
            background: transparent;
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #f1f5f9;
            border-radius: 999px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.1);
        }

        .search-box input {
            background: transparent;
            border: none;
            font-size: 14px;
            color: var(--text-main);
            width: 140px;
            transition: width 0.3s ease;
        }

        .search-box input:focus {
            width: 180px;
        }

        .search-box i {
            color: var(--text-light);
            font-size: 14px;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: #f1f5f9;
            color: var(--text-main);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: var(--accent-soft);
            color: var(--accent);
        }

        /* ===== Hero ===== */
        .hero-cat {
            position: relative;
            padding: 80px 0 60px;
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 55%, #334155 100%);
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
        }

        .hero-cat::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.35;
        }

        .hero-cat::after {
            content: "";
            position: absolute;
            right: -120px;
            top: -120px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: rgba(249, 115, 22, 0.25);
            filter: blur(80px);
        }

        .hero-cat .container {
            position: relative;
            z-index: 2;
        }

        .hero-cat-content {
            max-width: 680px;
            color: #fff;
        }

        .hero-cat-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            backdrop-filter: blur(10px);
            margin-bottom: 20px;
        }

        .hero-cat-badge i {
            color: var(--accent);
        }

        .hero-cat h1 {
            font-size: 48px;
            line-height: 1.15;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }

        .hero-cat h1 span {
            color: #fb923c;
        }

        .hero-cat p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 28px;
            line-height: 1.7;
        }

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

        .btn-white {
            padding: 14px 32px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            background: #fff;
            color: var(--primary);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 2px solid #fff;
        }

        .btn-white:hover {
            background: transparent;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(255, 255, 255, 0.15);
        }

        .btn-ghost {
            padding: 14px 32px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.4);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-ghost:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }

        /* ===== Section base ===== */
        .section {
            padding: 72px 0;
        }

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

        .section-white {
            background: #fff;
        }

        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }

        .section-tag {
            display: inline-block;
            padding: 6px 18px;
            background: var(--accent-soft);
            color: var(--accent);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.05em;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.25;
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.6;
        }

        /* ===== Topic tags ===== */
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-top: 20px;
        }

        .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 999px;
            background: #fff;
            border: 1px solid var(--border);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            transition: var(--transition);
            cursor: pointer;
        }

        .topic-tag i {
            color: var(--accent);
            font-size: 13px;
        }

        .topic-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: var(--accent-soft);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(249, 115, 22, 0.12);
        }

        /* ===== Article cards ===== */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 10px;
        }

        .article-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid rgba(226, 232, 240, 0.6);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .article-card .cover {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .article-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

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

        .article-card .cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 23, 42, 0.55), transparent 60%);
        }

        .article-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            padding: 5px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
            backdrop-filter: blur(8px);
        }

        .article-body {
            padding: 24px 24px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--text-main);
            transition: var(--transition);
        }

        .article-card:hover .article-body h3 {
            color: var(--accent);
        }

        .article-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }

        .article-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid #f1f5f9;
            font-size: 13px;
            color: var(--text-light);
        }

        .article-meta i {
            margin-right: 4px;
        }

        /* ===== Rank list ===== */
        .rank-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .rank-list {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(226, 232, 240, 0.5);
            overflow: hidden;
        }

        .rank-list-header {
            padding: 22px 28px;
            background: linear-gradient(135deg, var(--primary), #1e293b);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .rank-list-header h3 {
            font-size: 18px;
            font-weight: 700;
        }

        .rank-list-header i {
            color: #fb923c;
            font-size: 22px;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 18px 28px;
            border-bottom: 1px solid #f1f5f9;
            transition: var(--transition);
            cursor: pointer;
        }

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

        .rank-item:hover {
            background: var(--accent-soft);
            padding-left: 34px;
        }

        .rank-num {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: #f1f5f9;
            color: var(--text-muted);
            font-weight: 800;
            font-size: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .rank-item:nth-child(2) .rank-num {
            background: #ffedd5;
            color: var(--accent);
        }

        .rank-item:nth-child(3) .rank-num {
            background: #fef3c7;
            color: #d97706;
        }

        .rank-info {
            flex: 1;
        }

        .rank-info h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
        }

        .rank-info span {
            font-size: 13px;
            color: var(--text-light);
        }

        .rank-stat {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            background: #ffedd5;
            padding: 4px 12px;
            border-radius: 999px;
            flex-shrink: 0;
        }

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

        .stat-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(226, 232, 240, 0.5);
            transition: var(--transition);
        }

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

        .stat-icon {
            width: 60px;
            height: 60px;
            border-radius: 18px;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 26px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
        }

        .stat-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== Feature mixed ===== */
        .feature-wrap {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .feature-img {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            height: 380px;
        }

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

        .feature-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 23, 42, 0.4), transparent);
        }

        .feature-quote {
            position: absolute;
            bottom: 24px;
            left: 24px;
            right: 24px;
            color: #fff;
            z-index: 2;
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
        }

        .feature-content h3 {
            font-size: 28px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--primary);
        }

        .feature-content p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .feature-list {
            list-style: none;
            margin-bottom: 24px;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            font-size: 15px;
            color: var(--text-main);
            border-bottom: 1px dashed #e2e8f0;
        }

        .feature-list li i {
            color: var(--accent);
            margin-top: 4px;
            font-size: 14px;
        }

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

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 18px;
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: #f97316;
            box-shadow: 0 8px 24px rgba(249, 115, 22, 0.1);
        }

        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 22px 28px;
            cursor: pointer;
            font-weight: 700;
            font-size: 16px;
            color: var(--primary);
            background: transparent;
            transition: var(--transition);
            user-select: none;
        }

        .faq-q i {
            font-size: 18px;
            color: var(--accent);
            transition: transform 0.4s ease;
        }

        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 28px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
        }

        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 28px 22px;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 64px 0;
            overflow: hidden;
        }

        .cta-box {
            background: linear-gradient(135deg, var(--primary) 0%, #1e293b 60%, #334155 100%);
            border-radius: 24px;
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            right: -60px;
            top: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(249, 115, 22, 0.3);
            filter: blur(60px);
        }

        .cta-box h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
            position: relative;
        }

        .cta-box p {
            font-size: 16px;
            opacity: 0.85;
            margin-bottom: 28px;
            position: relative;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0b1120;
            color: rgba(255, 255, 255, 0.72);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }

        .footer-brand .logo-text {
            color: #fff;
        }

        .footer-brand .logo-text span {
            color: #fb923c;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 3px;
            border-radius: 2px;
            background: var(--accent);
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            padding: 6px 0;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: #fb923c;
            padding-left: 8px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== Mobile nav ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 23, 42, 0.97);
            z-index: 200;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 20px;
            backdrop-filter: blur(20px);
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }

        .mobile-nav.open {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-nav a {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            padding: 14px 32px;
            border-radius: 999px;
            transition: var(--transition);
        }

        .mobile-nav a:hover,
        .mobile-nav a.active {
            color: #fb923c;
            background: rgba(249, 115, 22, 0.15);
        }

        .mobile-nav-close {
            position: absolute;
            top: 28px;
            right: 28px;
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

        .mobile-nav-close:hover {
            background: var(--accent);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

            .feature-img {
                height: 300px;
            }

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

            .hero-cat h1 {
                font-size: 38px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 64px;
            }

            .main-nav,
            .nav-cta .search-box {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .mobile-nav {
                display: flex;
            }

            .hero-cat {
                padding: 56px 0 44px;
            }

            .hero-cat h1 {
                font-size: 32px;
            }

            .hero-cat p {
                font-size: 15px;
            }

            .section {
                padding: 56px 0;
            }

            .section-head h2 {
                font-size: 28px;
            }

            .rank-wrap {
                grid-template-columns: 1fr;
            }

            .article-grid {
                grid-template-columns: 1fr;
            }

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

            .cta-box {
                padding: 40px 24px;
            }

            .cta-box h2 {
                font-size: 26px;
            }
        }

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

            .hero-cat h1 {
                font-size: 27px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

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

            .stats-grid .stat-card {
                padding: 24px 20px;
            }

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

/* roulang page: article */
:root {
            --color-primary: #0f172a;
            --color-primary-light: #1e293b;
            --color-accent: #06b6d4;
            --color-accent-dark: #0e7490;
            --color-warm: #f59e0b;
            --color-bg: #f8fafc;
            --color-white: #ffffff;
            --color-text: #0f172a;
            --color-muted: #64748b;
            --color-border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 10px 40px rgba(15, 23, 42, 0.08);
            --shadow-hover: 0 16px 48px rgba(15, 23, 42, 0.14);
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Segoe UI", "Microsoft YaHei", Roboto, sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

        button {
            font-family: inherit;
        }

        ::selection {
            background: rgba(6, 182, 212, 0.25);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(6, 182, 212, 0.6);
            outline-offset: 2px;
            border-radius: 8px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            border: 1.5px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            line-height: 1.4;
        }

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

        .btn-primary:hover {
            background: var(--color-primary-light);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(15, 23, 42, 0.22);
        }

        .btn-outline {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: transparent;
        }

        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
        }

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

        .btn-light:hover {
            background: #f1f5f9;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
        }

        .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
            background: transparent;
        }

        .btn-outline-light:hover {
            background: #fff;
            color: var(--color-primary);
            border-color: #fff;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }

        .btn-block {
            width: 100%;
            text-align: center;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            line-height: 1.4;
        }

        .badge-soft {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.94);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            height: 72px;
        }

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

        .logo-mark {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--color-accent), #6366f1);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 20px;
            box-shadow: 0 6px 18px rgba(6, 182, 212, 0.35);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.15;
            letter-spacing: -0.02em;
        }

        .logo-text span {
            display: block;
            font-size: 11px;
            font-weight: 500;
            color: var(--color-muted);
            letter-spacing: 0.08em;
        }

        .main-nav {
            display: flex;
            gap: 6px;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-muted);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--color-primary);
            background: #f1f5f9;
        }

        .nav-link.active {
            color: #fff;
            background: var(--color-primary);
            box-shadow: 0 6px 16px rgba(15, 23, 42, 0.22);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--color-primary);
            color: #fff;
            border: none;
            cursor: pointer;
            font-size: 18px;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: var(--color-accent-dark);
        }

        .page-banner {
            padding: 72px 0 88px;
            background-size: cover;
            background-position: center;
            position: relative;
            color: #fff;
        }

        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(6, 182, 212, 0.45));
        }

        .page-banner .container-custom {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            color: rgba(255, 255, 255, 0.72);
            font-size: 14px;
            margin-bottom: 18px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
        }

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

        .page-title-wrap {
            max-width: 840px;
        }

        .page-title-wrap h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            margin: 16px 0 18px;
            text-shadow: 0 4px 12px rgba(0, 0, 0, 0.22);
        }

        .page-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.86);
            margin-top: 16px;
            max-width: 760px;
        }

        .post-meta {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.76);
            margin-top: 8px;
        }

        .post-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-section {
            padding: 60px 0 72px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 340px;
            gap: 40px;
            align-items: start;
        }

        .article-main {
            min-width: 0;
        }

        .article-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--color-border);
            overflow: hidden;
        }

        .article-body {
            padding: 44px 48px;
        }

        .article-body h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 36px 0 16px;
            line-height: 1.4;
            color: var(--color-text);
        }

        .article-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 28px 0 12px;
            color: var(--color-text);
        }

        .article-body p {
            margin-bottom: 18px;
            color: #334155;
            font-size: 16px;
            line-height: 1.9;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 18px 20px;
            color: #334155;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body blockquote {
            border-left: 4px solid var(--color-accent);
            background: #f0f9ff;
            padding: 16px 20px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
            color: #334155;
        }

        .article-body img {
            border-radius: 12px;
            margin: 24px 0;
        }

        .not-found {
            padding: 80px 32px;
            text-align: center;
        }

        .not-found i {
            font-size: 48px;
            color: var(--color-warm);
            margin-bottom: 16px;
        }

        .not-found h2 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .not-found p {
            color: var(--color-muted);
            margin-bottom: 24px;
        }

        .article-tags {
            margin-top: 32px;
        }

        .tag-title {
            font-weight: 600;
            color: var(--color-text);
        }

        .tag-item {
            padding: 8px 16px;
            border-radius: 999px;
            background: #f1f5f9;
            font-size: 14px;
            color: var(--color-text);
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .tag-item:hover {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }

        .article-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .side-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 28px;
            box-shadow: var(--shadow);
        }

        .side-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .side-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 14px;
            border-radius: 12px;
            color: var(--color-text);
            background: #f8fafc;
            margin-bottom: 8px;
            transition: var(--transition);
            font-size: 15px;
        }

        .side-link:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateX(4px);
        }

        .side-card-accent {
            background: linear-gradient(135deg, #0f172a, #1e293b);
            color: #fff;
            border: none;
        }

        .side-card-accent h3 {
            color: #fff;
        }

        .side-card-accent p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            margin-bottom: 18px;
            line-height: 1.7;
        }

        .related-section {
            padding: 72px 0;
            background: #fff;
            border-top: 1px solid var(--color-border);
        }

        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 44px;
        }

        .section-tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            background: rgba(6, 182, 212, 0.12);
            color: var(--color-accent-dark);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
        }

        .section-head p {
            color: var(--color-muted);
            margin-top: 10px;
            font-size: 16px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .related-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .related-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }

        .related-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .related-body {
            padding: 22px;
        }

        .related-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .related-body p {
            color: var(--color-muted);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .related-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent-dark);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .cta-inner {
            background: linear-gradient(135deg, #0f172a 0%, #0e7490 100%);
            border-radius: 24px;
            padding: 48px 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 28px;
            color: #fff;
            box-shadow: 0 20px 60px rgba(15, 23, 42, 0.25);
        }

        .cta-text h2 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .cta-text p {
            color: rgba(255, 255, 255, 0.78);
            font-size: 16px;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .site-footer {
            background: #0b1120;
            color: #fff;
            padding: 64px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            line-height: 1.8;
            margin-top: 16px;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            color: #fff;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-accent);
            transform: translateX(4px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.45);
        }

        .faq-item {
            margin-bottom: 16px;
        }

        .faq-question {
            font-weight: 600;
            margin-bottom: 6px;
        }

        .faq-answer {
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.7;
        }

        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            .article-side {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .side-card {
                flex: 1;
                min-width: 260px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 64px;
            }
            .main-nav {
                position: fixed;
                top: 0;
                right: 0;
                bottom: 0;
                width: 280px;
                flex-direction: column;
                gap: 10px;
                background: #fff;
                padding: 80px 24px 24px;
                box-shadow: -10px 0 40px rgba(0, 0, 0, 0.12);
                transform: translateX(100%);
                transition: var(--transition);
                z-index: 1000;
                border-radius: 24px 0 0 24px;
            }
            .main-nav.open {
                transform: translateX(0);
            }
            .nav-link {
                padding: 14px 20px;
                font-size: 16px;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .header-cta {
                display: none;
            }
            .page-banner {
                padding: 56px 0 64px;
            }
            .page-title-wrap h1 {
                font-size: 30px;
            }
            .page-desc {
                font-size: 15px;
            }
            .article-body {
                padding: 28px 24px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .cta-inner {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }
            .logo-text {
                font-size: 17px;
            }
            .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 18px;
            }
            .page-title-wrap h1 {
                font-size: 25px;
            }
            .article-tags {
                align-items: flex-start;
            }
            .tag-item {
                font-size: 13px;
                padding: 6px 12px;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .cta-text h2 {
                font-size: 24px;
            }
            .footer-bottom p {
                font-size: 13px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #ef4d2e;
            --primary-dark: #d6381d;
            --primary-light: #ff6a4d;
            --accent: #ffb03a;
            --cyan: #17b8a6;
            --dark-navy: #0b1626;
            --navy-2: #12233a;
            --bg-soft: #f4f7fb;
            --card-white: #ffffff;
            --text-main: #172334;
            --text-muted: #5d6b7e;
            --border-light: #e4e9f0;
            --radius: 18px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow: 0 14px 40px rgba(11, 22, 38, 0.10);
            --shadow-lg: 0 28px 70px rgba(11, 22, 38, 0.16);
            --nav-h: 76px;
            --container: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--bg-soft);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

        ul,
        ol {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        button,
        input {
            font-family: inherit;
        }

        .container {
            width: min(var(--container), 92vw);
            margin-inline: auto;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: 24px;
            height: var(--nav-h);
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-mark {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            color: #fff;
            font-weight: 800;
            font-size: 20px;
            display: grid;
            place-items: center;
            box-shadow: 0 8px 20px rgba(239, 77, 46, 0.3);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.02em;
            line-height: 1.2;
        }

        .logo-text span {
            display: block;
            font-size: 11px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.14em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 16px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-muted);
            transition: all 0.25s ease;
        }

        .nav-link:hover {
            color: var(--text-main);
            background: rgba(239, 77, 46, 0.06);
        }

        .nav-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            box-shadow: 0 6px 16px rgba(239, 77, 46, 0.28);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            padding: 9px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            box-shadow: 0 6px 16px rgba(239, 77, 46, 0.25);
            transition: all 0.3s ease;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 22px rgba(239, 77, 46, 0.35);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 0;
            font-size: 22px;
            color: var(--text-main);
            cursor: pointer;
            padding: 8px;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 999px;
            font-weight: 600;
            transition: all 0.3s ease;
            cursor: pointer;
            border: 0;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            padding: 13px 28px;
            font-size: 15px;
            box-shadow: 0 8px 20px rgba(239, 77, 46, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 26px rgba(239, 77, 46, 0.4);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            padding: 13px 28px;
            font-size: 15px;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            background: linear-gradient(75deg, var(--dark-navy) 0%, var(--navy-2) 70%);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: right center;
            color: #fff;
            padding: 110px 0 90px;
            isolation: isolate;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(11, 22, 38, 0.92) 0%, rgba(11, 22, 38, 0.55) 55%, rgba(11, 22, 38, 0.15) 100%);
            z-index: -1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
            transition: color 0.25s ease;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 16px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.18);
            font-size: 13px;
            letter-spacing: 0.1em;
            backdrop-filter: blur(8px);
        }

        .category-hero h1 {
            font-size: clamp(32px, 5vw, 54px);
            font-weight: 800;
            line-height: 1.15;
            margin: 18px 0 20px;
            max-width: 640px;
        }

        .category-hero p {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.78);
            max-width: 560px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 32px;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 22px;
            margin-top: 40px;
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
        }

        .hero-meta i {
            margin-right: 5px;
            color: var(--accent);
        }

        /* ===== Section ===== */
        .section {
            padding: 90px 0;
        }

        .section-white {
            background: #fff;
        }

        .section-dark {
            background: linear-gradient(120deg, var(--dark-navy), var(--navy-2));
            color: #fff;
        }

        .section-head {
            max-width: 720px;
            margin: 0 auto 52px;
            text-align: center;
        }

        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--primary);
            background: rgba(239, 77, 46, 0.1);
            padding: 6px 14px;
            border-radius: 999px;
        }

        .section-head h2 {
            font-size: clamp(26px, 3.8vw, 38px);
            font-weight: 800;
            margin: 14px 0 12px;
            line-height: 1.25;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
        }

        .section-dark .section-head p {
            color: rgba(255, 255, 255, 0.6);
        }

        .section-dark .section-badge {
            color: var(--accent);
            background: rgba(255, 176, 58, 0.1);
        }

        /* ===== Event Cards ===== */
        .event-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 26px;
        }

        .event-card {
            background: var(--card-white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .event-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .event-card .cover {
            position: relative;
            height: 220px;
            overflow: hidden;
        }

        .event-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

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

        .cover-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
        }

        .event-body {
            padding: 24px 26px 26px;
        }

        .event-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .event-info {
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin: 14px 0 18px;
        }

        .event-info span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .event-info i {
            width: 18px;
            color: var(--primary);
        }

        .event-foot {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 16px;
            border-top: 1px dashed var(--border-light);
        }

        .event-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: gap 0.3s ease;
        }

        .event-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* ===== Badges ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
        }

        .badge-primary {
            background: rgba(239, 77, 46, 0.12);
            color: var(--primary);
        }

        .badge-cyan {
            background: rgba(23, 184, 166, 0.12);
            color: var(--cyan);
        }

        .badge-gold {
            background: rgba(255, 176, 58, 0.15);
            color: #b8730f;
        }

        .badge-blue {
            background: rgba(37, 99, 235, 0.1);
            color: #2563eb;
        }

        .status {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 13px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
        }

        .status::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: currentColor;
        }

        .status-live {
            background: rgba(239, 77, 46, 0.12);
            color: var(--primary);
        }

        .status-live::before {
            animation: pulse 1.4s ease infinite;
        }

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

        .status-upcoming {
            background: rgba(255, 176, 58, 0.15);
            color: #b8730f;
        }

        .status-finished {
            background: rgba(93, 107, 126, 0.14);
            color: var(--text-muted);
        }

        .status-signup {
            background: rgba(23, 184, 166, 0.14);
            color: var(--cyan);
        }

        /* ===== Data Panel ===== */
        .data-panel {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 22px;
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(10px);
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.22);
        }

        .data-panel::before {
            content: "EVENT_DATA // CDTSHG";
            position: absolute;
            top: 18px;
            right: 24px;
            font-family: "JetBrains Mono", Consolas, monospace;
            font-size: 11px;
            letter-spacing: 0.12em;
            color: rgba(255, 255, 255, 0.3);
        }

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

        .data-item {
            text-align: center;
            padding: 18px;
        }

        .data-item .num {
            font-size: clamp(30px, 4vw, 46px);
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent), var(--primary));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.1;
        }

        .data-item .label {
            margin-top: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
        }

        .data-note {
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        /* ===== Type Cards ===== */
        .type-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }

        .type-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 32px 24px;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }

        .type-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
            border-color: rgba(239, 77, 46, 0.3);
        }

        .type-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: grid;
            place-items: center;
            font-size: 24px;
            margin-bottom: 18px;
            color: #fff;
        }

        .type-icon.red {
            background: linear-gradient(135deg, #ff6a4d, #d6381d);
        }

        .type-icon.cyan {
            background: linear-gradient(135deg, #17b8a6, #0e8d80);
        }

        .type-icon.blue {
            background: linear-gradient(135deg, #5b8cff, #2b5fe0);
        }

        .type-icon.gold {
            background: linear-gradient(135deg, #ffb03a, #e08a10);
        }

        .type-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .type-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 18px;
        }

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

        /* ===== Process ===== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 26px;
            counter-reset: step;
        }

        .process-step {
            position: relative;
            background: #fff;
            border-radius: var(--radius);
            padding: 36px 26px 30px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow);
            transition: transform 0.3s ease;
        }

        .process-step:hover {
            transform: translateY(-5px);
        }

        .step-num {
            font-size: 14px;
            font-weight: 800;
            color: var(--primary);
            background: rgba(239, 77, 46, 0.1);
            width: 42px;
            height: 42px;
            border-radius: 12px;
            display: grid;
            place-items: center;
            margin-bottom: 18px;
            font-family: "JetBrains Mono", Consolas, monospace;
        }

        .process-step h3 {
            font-size: 18px;
            margin-bottom: 10px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
        }

        .process-steps .process-step:not(:last-child)::after {
            content: "";
            position: absolute;
            top: 50%;
            right: -26px;
            width: 26px;
            height: 2px;
            background: repeating-linear-gradient(90deg, var(--border-light) 0 6px, transparent 6px 12px);
        }

        /* ===== Schedule ===== */
        .schedule-list {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .schedule-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            transition: all 0.3s ease;
        }

        .schedule-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(239, 77, 46, 0.25);
            transform: translateX(4px);
        }

        .schedule-date {
            min-width: 62px;
            text-align: center;
            background: linear-gradient(135deg, var(--dark-navy), var(--navy-2));
            color: #fff;
            border-radius: 12px;
            padding: 12px 8px;
        }

        .schedule-date .day {
            font-size: 22px;
            font-weight: 800;
            line-height: 1;
        }

        .schedule-date .month {
            font-size: 12px;
            letter-spacing: 0.1em;
            opacity: 0.8;
            margin-top: 4px;
        }

        .schedule-info {
            flex: 1;
        }

        .schedule-info h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .schedule-info p {
            font-size: 13px;
            color: var(--text-muted);
        }

        .schedule-status {
            flex-shrink: 0;
        }

        /* ===== FAQ ===== */
        .faq-layout {
            display: grid;
            grid-template-columns: 0.9fr 1.3fr;
            gap: 48px;
            align-items: start;
        }

        .faq-intro {
            position: sticky;
            top: calc(var(--nav-h) + 40px);
        }

        .faq-intro h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 800;
            line-height: 1.3;
            margin: 16px 0 12px;
        }

        .faq-intro p {
            color: var(--text-muted);
            font-size: 15px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }

        .faq-item[open] {
            box-shadow: var(--shadow);
            border-color: rgba(239, 77, 46, 0.25);
        }

        .faq-item summary {
            cursor: pointer;
            padding: 20px 24px;
            font-weight: 600;
            font-size: 16px;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "+";
            font-size: 24px;
            font-weight: 400;
            color: var(--primary);
            transition: transform 0.3s ease;
        }

        .faq-item[open] summary::after {
            content: "−";
        }

        .faq-answer {
            padding: 0 24px 22px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-box {
            position: relative;
            background: linear-gradient(135deg, #ff6a2a 0%, var(--primary-dark) 100%);
            border-radius: 28px;
            padding: 64px 56px;
            color: #fff;
            text-align: center;
            overflow: hidden;
            box-shadow: 0 32px 80px rgba(239, 77, 46, 0.35);
        }

        .cta-box::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
        }

        .cta-box h2 {
            font-size: clamp(24px, 3.5vw, 36px);
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-box p {
            font-size: 16px;
            opacity: 0.85;
            max-width: 520px;
            margin: 0 auto 28px;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 460px;
            margin: 0 auto;
        }

        .cta-form input {
            flex: 1;
            padding: 14px 20px;
            border-radius: 999px;
            border: 0;
            font-size: 15px;
            outline: none;
            background: rgba(255, 255, 255, 0.95);
            color: var(--text-main);
            min-width: 0;
        }

        .cta-form input:focus {
            box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.25);
        }

        .cta-btn {
            background: var(--dark-navy);
            color: #fff;
            border-radius: 999px;
            padding: 14px 28px;
            font-weight: 700;
            border: 0;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 15px;
            white-space: nowrap;
        }

        .cta-btn:hover {
            transform: translateY(-2px);
            background: #1b2d44;
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
        }

        .cta-note {
            margin-top: 16px;
            font-size: 13px;
            opacity: 0.65;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark-navy);
            color: rgba(255, 255, 255, 0.72);
            padding: 70px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .brand-logo .logo-text {
            color: #fff;
        }

        .footer-brand .brand-logo .logo-text span {
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-brand p {
            font-size: 14.5px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 18px;
            max-width: 320px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            margin-bottom: 12px;
            transition: color 0.25s ease, transform 0.25s ease;
        }

        .footer-col a:hover {
            color: var(--accent);
            transform: translateX(4px);
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 26px;
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

            .process-steps .process-step:not(:last-child)::after {
                display: none;
            }

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

            .event-grid {
                gap: 18px;
            }
        }

        @media (max-width: 800px) {
            .main-nav {
                position: fixed;
                top: var(--nav-h);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px;
                gap: 6px;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: all 0.3s ease;
                z-index: 99;
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-link {
                padding: 12px 18px;
                border-radius: 12px;
            }

            .nav-toggle {
                display: block;
            }

            .header-actions .nav-cta {
                display: none;
            }

            .category-hero {
                padding: 80px 0 70px;
                background-position: center;
            }

            .category-hero::before {
                background: linear-gradient(to right, rgba(11, 22, 38, 0.92) 0%, rgba(11, 22, 38, 0.78) 100%);
            }

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

            .event-grid {
                grid-template-columns: 1fr;
            }

            .faq-layout {
                grid-template-columns: 1fr;
            }

            .faq-intro {
                position: static;
                margin-bottom: 20px;
            }

            .cta-box {
                padding: 48px 28px;
            }

            .cta-form {
                flex-direction: column;
            }

            .schedule-item {
                flex-wrap: wrap;
            }
        }

        @media (max-width: 520px) {
            .section {
                padding: 64px 0;
            }

            .data-grid {
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }

            .type-grid {
                grid-template-columns: 1fr;
            }

            .process-steps {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .data-panel {
                padding: 32px 22px;
            }

            .schedule-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .event-body {
                padding: 20px;
            }

            .schedule-status {
                align-self: flex-start;
            }

            .header-inner {
                gap: 12px;
            }

            .logo-text {
                font-size: 18px;
            }
        }