/* roulang page: index */
:root {
            --bg-deep: #0A0E1A;
            --bg-dark: #0F1524;
            --bg-panel: #141B2E;
            --bg-card: #182136;
            --bg-elevated: #1D2840;
            --neon-cyan: #00D4FF;
            --neon-cyan-soft: rgba(0, 212, 255, 0.14);
            --neon-cyan-glow: rgba(0, 212, 255, 0.32);
            --indigo-deep: #4C1D95;
            --violet: #7C3AED;
            --violet-soft: rgba(124, 58, 237, 0.16);
            --amber: #F59E0B;
            --rose: #F43F5E;
            --text-primary: #FFFFFF;
            --text-body: #E5E7EB;
            --text-muted: #9CA3AF;
            --text-faint: #6B7280;
            --border-dark: rgba(255, 255, 255, 0.07);
            --border-neon: rgba(0, 212, 255, 0.22);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.38);
            --shadow-neon: 0 0 24px rgba(0, 212, 255, 0.10);
            --shadow-neon-strong: 0 0 48px rgba(0, 212, 255, 0.22);
            --gradient-brand: linear-gradient(135deg, #4C1D95 0%, #7C3AED 45%, #00D4FF 100%);
            --gradient-btn: linear-gradient(135deg, #7C3AED 0%, #00D4FF 100%);
            --gradient-hero-overlay: linear-gradient(180deg, rgba(10, 14, 26, 0.72) 0%, rgba(10, 14, 26, 0.88) 60%, #0A0E1A 100%);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1280px;
            --section-pad-desktop: 80px 0;
            --section-pad-mobile: 48px 0;
            --nav-height: 68px;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 15px;
            line-height: 1.65;
            color: var(--text-body);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 20% 0%, rgba(76, 29, 149, 0.10) 0%, transparent 55%), radial-gradient(ellipse at 80% 10%, rgba(0, 212, 255, 0.06) 0%, transparent 50%);
            background-attachment: fixed;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            color: var(--neon-cyan);
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-primary);
            line-height: 1.32;
            font-weight: 700;
            letter-spacing: 0.01em;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ---------- Header / Navigation ---------- */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: var(--nav-height);
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.95);
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.35);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 20px;
        }

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

        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            color: #fff;
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.30);
            letter-spacing: -0.5px;
        }

        .nav-logo-text {
            font-size: 19px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .nav-logo-text em {
            font-style: normal;
            color: var(--neon-cyan);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex: 1;
            justify-content: center;
        }

        .nav-menu>li {
            position: relative;
        }

        .nav-menu>li>a {
            display: block;
            padding: 10px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast), text-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .nav-menu>li>a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-menu>li>a.active {
            color: var(--neon-cyan);
            text-shadow: 0 0 14px var(--neon-cyan-glow);
        }

        .nav-menu>li>a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 10px var(--neon-cyan);
        }

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

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            background: var(--gradient-btn);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            box-shadow: var(--shadow-neon-strong);
            transform: translateY(-2px);
            color: #fff;
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            background: transparent;
            transition: background var(--transition-fast);
        }

        .nav-hamburger:hover {
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-body);
            border-radius: 2px;
            transition: transform var(--transition-base), opacity var(--transition-base), background var(--transition-fast);
        }

        .nav-hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
            background: var(--neon-cyan);
        }
        .nav-hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
            background: var(--neon-cyan);
        }

        /* Mobile drawer */
        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 998;
            background: rgba(10, 14, 26, 0.97);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            padding: 24px 20px 40px;
            overflow-y: auto;
            flex-direction: column;
            gap: 4px;
            transform: translateX(-100%);
            transition: transform var(--transition-slow);
        }

        .nav-drawer.open {
            transform: translateX(0);
        }

        .nav-drawer a {
            display: block;
            padding: 15px 16px;
            font-size: 17px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-md);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition-fast), color var(--transition-fast);
        }

        .nav-drawer a:hover {
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-primary);
        }

        .nav-drawer a.active {
            color: var(--neon-cyan);
            text-shadow: 0 0 12px var(--neon-cyan-glow);
            border-bottom-color: rgba(0, 212, 255, 0.25);
        }

        .nav-drawer-cta {
            margin-top: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            background: var(--gradient-btn);
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.28);
        }

        /* ---------- Hero ---------- */
        .hero {
            position: relative;
            min-height: 92vh;
            padding: calc(var(--nav-height) + 40px) 0 80px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background-color: var(--bg-deep);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }

        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: var(--gradient-hero-overlay);
        }

        .hero-glow {
            position: absolute;
            inset: 0;
            z-index: 2;
            background: radial-gradient(ellipse at 30% 35%, rgba(124, 58, 237, 0.28) 0%, transparent 55%), radial-gradient(ellipse at 70% 65%, rgba(0, 212, 255, 0.16) 0%, transparent 48%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            max-width: 780px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--neon-cyan);
            background: rgba(0, 212, 255, 0.10);
            border: 1px solid var(--border-neon);
            margin-bottom: 22px;
            letter-spacing: 0.04em;
        }

        .hero-badge-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--neon-cyan);
            box-shadow: 0 0 8px var(--neon-cyan);
            animation: pulse-dot 2s infinite ease-in-out;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.55; transform: scale(0.8); }
        }

        .hero h1 {
            font-size: 42px;
            font-weight: 800;
            letter-spacing: 0.015em;
            margin-bottom: 18px;
            line-height: 1.25;
            text-shadow: 0 0 38px rgba(0, 212, 255, 0.20);
        }

        .hero h1 .accent {
            background: var(--gradient-brand);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .hero-sub {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            max-width: 640px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 26px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.01em;
            transition: all var(--transition-base);
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            color: #fff;
            background: var(--gradient-btn);
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.28);
        }

        .btn-primary:hover {
            box-shadow: var(--shadow-neon-strong);
            transform: translateY(-3px);
            color: #fff;
            border-color: rgba(0, 212, 255, 0.35);
        }

        .btn-ghost {
            color: var(--text-body);
            background: rgba(255, 255, 255, 0.04);
            border-color: rgba(255, 255, 255, 0.15);
        }

        .btn-ghost:hover {
            color: var(--neon-cyan);
            border-color: var(--neon-cyan);
            background: rgba(0, 212, 255, 0.06);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.12);
            transform: translateY(-3px);
        }

        .hero-stats {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-stat-pill {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-body);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-dark);
            backdrop-filter: blur(8px);
        }

        .hero-stat-pill strong {
            color: var(--neon-cyan);
            font-weight: 700;
            font-size: 14px;
        }

        .hero-play-btn {
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.07);
            border: 2px solid rgba(255, 255, 255, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-base);
            flex-shrink: 0;
            position: relative;
        }

        .hero-play-btn::before {
            content: '';
            position: absolute;
            inset: -6px;
            border-radius: 50%;
            border: 1px solid rgba(0, 212, 255, 0.30);
            animation: ripple-ring 2.4s infinite ease-out;
        }

        @keyframes ripple-ring {
            0% { transform: scale(0.92); opacity: 0.8; }
            100% { transform: scale(1.25); opacity: 0; }
        }

        .hero-play-btn:hover {
            background: rgba(0, 212, 255, 0.12);
            border-color: var(--neon-cyan);
            box-shadow: 0 0 30px rgba(0, 212, 255, 0.30);
        }

        .hero-play-btn svg {
            width: 22px;
            height: 22px;
            fill: #fff;
            margin-left: 2px;
        }

        .hero-video-hint {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ---------- Section base ---------- */
        section {
            padding: var(--section-pad-desktop);
            position: relative;
        }

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

        .section-panel {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
        }

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

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--neon-cyan);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: 0.01em;
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .section-desc {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-muted);
            max-width: 720px;
        }

        /* ---------- Problem section ---------- */
        .problem-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 18px;
            margin-top: 32px;
        }

        .problem-item {
            padding: 22px 24px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-dark);
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }

        .problem-item:hover {
            border-color: rgba(244, 63, 94, 0.35);
            box-shadow: 0 4px 22px rgba(0, 0, 0, 0.30);
            transform: translateY(-3px);
        }

        .problem-item-icon {
            font-size: 28px;
            margin-bottom: 10px;
            display: block;
        }

        .problem-item h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .problem-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.62;
        }

        /* ---------- Service matrix ---------- */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .service-card {
            position: relative;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            border-radius: 4px 4px 0 0;
            transition: height var(--transition-base);
        }

        .service-card:nth-child(1)::before { background: linear-gradient(90deg, #00D4FF, #7C3AED); }
        .service-card:nth-child(2)::before { background: linear-gradient(90deg, #7C3AED, #F43F5E); }
        .service-card:nth-child(3)::before { background: linear-gradient(90deg, #F59E0B, #00D4FF); }
        .service-card:nth-child(4)::before { background: linear-gradient(90deg, #4C1D95, #00D4FF); }
        .service-card:nth-child(5)::before { background: linear-gradient(90deg, #00D4FF, #F59E0B); }
        .service-card:nth-child(6)::before { background: linear-gradient(90deg, #7C3AED, #4C1D95); }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-neon), 0 12px 40px rgba(0, 0, 0, 0.40);
            border-color: var(--border-neon);
        }

        .service-card-num {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-faint);
            letter-spacing: 0.06em;
            margin-bottom: 14px;
            display: block;
        }

        .service-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .service-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.68;
            margin-bottom: 16px;
        }

        .service-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--neon-cyan);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }

        .service-card-link:hover {
            gap: 8px;
            color: #fff;
        }

        /* ---------- Demo / operation ---------- */
        .demo-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .demo-media {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card), var(--shadow-neon);
            border: 1px solid var(--border-dark);
        }

        .demo-media img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }

        .demo-steps {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .demo-step {
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }

        .demo-step-num {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--gradient-btn);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .demo-step h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .demo-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.62;
        }

        /* ---------- Advantage data ---------- */
        .advantage-strip {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .advantage-pill {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 26px;
            border-radius: var(--radius-pill);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-card);
            transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
        }

        .advantage-pill:hover {
            border-color: var(--border-neon);
            box-shadow: 0 0 22px rgba(0, 212, 255, 0.12);
            transform: translateY(-2px);
        }

        .advantage-pill strong {
            font-size: 24px;
            font-weight: 800;
            color: var(--neon-cyan);
            letter-spacing: -0.01em;
        }

        .advantage-pill span {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        /* ---------- Result preview / viz ---------- */
        .result-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 18px;
        }

        .result-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            border: 1px solid var(--border-dark);
            text-align: center;
            transition: border-color var(--transition-base), transform var(--transition-base);
        }

        .result-card:hover {
            border-color: var(--border-neon);
            transform: translateY(-3px);
        }

        .result-card-value {
            font-size: 32px;
            font-weight: 800;
            background: var(--gradient-brand);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .result-card-label {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ---------- Process / path ---------- */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 18px;
            position: relative;
        }

        .process-step {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            border: 1px solid var(--border-dark);
            position: relative;
            transition: border-color var(--transition-base), transform var(--transition-base);
        }

        .process-step:hover {
            border-color: var(--border-neon);
            transform: translateY(-3px);
        }

        .process-step::before {
            content: '';
            position: absolute;
            top: -6px;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-brand);
            border-radius: 3px 3px 0 0;
        }

        .process-step-num {
            font-size: 20px;
            font-weight: 800;
            color: var(--neon-cyan);
            margin-bottom: 8px;
            display: block;
        }

        .process-step h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.62;
        }

        /* ---------- Case wall ---------- */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .case-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-neon), 0 14px 44px rgba(0, 0, 0, 0.42);
            border-color: var(--border-neon);
        }

        .case-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .case-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

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

        .case-card-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            color: #fff;
            background: rgba(10, 14, 26, 0.75);
            backdrop-filter: blur(8px);
            border: 1px solid var(--border-neon);
        }

        .case-card-body {
            padding: 18px 20px 20px;
        }

        .case-card-body h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .case-card-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.62;
        }

        /* ---------- News list ---------- */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 24px;
        }

        .news-item {
            display: flex;
            gap: 16px;
            align-items: center;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            border: 1px solid var(--border-dark);
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }

        .news-item:hover {
            border-color: var(--border-neon);
            transform: translateX(6px);
            box-shadow: 0 4px 18px rgba(0, 0, 0, 0.28);
        }

        .news-item-img {
            flex-shrink: 0;
            width: 68px;
            height: 50px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

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

        .news-item-content {
            flex: 1;
            min-width: 0;
        }

        .news-item-content h3 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-item-content p {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-item-date {
            flex-shrink: 0;
            font-size: 12px;
            color: var(--text-faint);
            white-space: nowrap;
        }

        /* ---------- Brand intro ---------- */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .brand-intro-media {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-dark);
        }

        .brand-intro-media img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }

        .brand-intro-text h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .brand-intro-text p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        /* ---------- Partner logos ---------- */
        .partner-grid {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .partner-logo {
            width: 150px;
            height: 60px;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 700;
            color: var(--text-faint);
            filter: grayscale(1);
            transition: filter var(--transition-base), border-color var(--transition-base), color var(--transition-base), box-shadow var(--transition-base);
            letter-spacing: 0.03em;
        }

        .partner-logo:hover {
            filter: grayscale(0);
            color: var(--text-primary);
            border-color: var(--border-neon);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.10);
        }

        /* ---------- FAQ ---------- */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 24px;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-dark);
            overflow: hidden;
            transition: border-color var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(0, 212, 255, 0.18);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            padding: 16px 20px;
            cursor: pointer;
            user-select: none;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .faq-question h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
        }

        .faq-toggle {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--text-muted);
            transition: transform var(--transition-base), border-color var(--transition-base), color var(--transition-base);
        }

        .faq-item.open .faq-toggle {
            transform: rotate(45deg);
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer-inner {
            padding-left: 12px;
            border-left: 3px solid var(--neon-cyan);
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            background: rgba(0, 212, 255, 0.03);
            padding: 12px 14px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        }

        /* ---------- Guarantee strip ---------- */
        .guarantee-strip {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.10), rgba(0, 212, 255, 0.06));
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
            padding: 40px 0;
        }

        .guarantee-inner {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
        }

        .guarantee-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-body);
        }

        .guarantee-check {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: rgba(0, 212, 255, 0.12);
            border: 1px solid var(--neon-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--neon-cyan);
            flex-shrink: 0;
        }

        /* ---------- Schedule banner ---------- */
        .schedule-banner {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-neon);
            padding: 24px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-neon);
        }

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

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

        .schedule-banner-btn {
            flex-shrink: 0;
        }

        /* ---------- Community ---------- */
        .community-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 18px;
        }

        .community-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            border: 1px solid var(--border-dark);
            transition: border-color var(--transition-base), transform var(--transition-base);
            text-align: center;
        }

        .community-card:hover {
            border-color: var(--border-neon);
            transform: translateY(-3px);
        }

        .community-icon {
            font-size: 34px;
            margin-bottom: 12px;
        }
        .community-card h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .community-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.62;
        }

        /* ---------- CTA / contact ---------- */
        .cta-section {
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 50%, rgba(124, 58, 237, 0.18) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-panel {
            position: relative;
            background: var(--bg-panel);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-dark);
            padding: 40px 36px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            box-shadow: var(--shadow-card);
        }

        .cta-panel h2 {
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-panel p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .cta-form input {
            width: 100%;
            padding: 13px 16px;
            border-radius: var(--radius-md);
            background: var(--bg-deep);
            border: 1px solid var(--border-dark);
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .cta-form input:focus {
            border-color: var(--neon-cyan);
            box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.12), 0 0 18px rgba(0, 212, 255, 0.08);
        }

        .cta-form input::placeholder {
            color: var(--text-faint);
        }

        /* ---------- Topic cards ---------- */
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 24px;
        }

        .topic-tag {
            display: inline-block;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            color: var(--text-body);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            transition: border-color var(--transition-base), color var(--transition-base), box-shadow var(--transition-base);
            cursor: pointer;
        }

        .topic-tag:hover {
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
            box-shadow: 0 0 14px rgba(0, 212, 255, 0.10);
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: #080C16;
            border-top: 1px solid var(--border-dark);
            padding: 56px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand h3 {
            font-size: 19px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.68;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .footer-col ul a:hover {
            color: var(--neon-cyan);
        }

        .footer-contact p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 12px;
            color: var(--text-faint);
        }

        .footer-bottom-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom-links a {
            color: var(--text-faint);
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--neon-cyan);
        }

        /* ---------- Focus visible ---------- */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 34px;
            }
            .demo-wrap {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-intro {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-panel {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .nav-menu {
                gap: 0;
            }
            .nav-menu>li>a {
                padding: 10px 10px;
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
                --section-pad-desktop: 56px 0;
                --radius-lg: 16px;
                --radius-md: 12px;
            }
            section {
                padding: var(--section-pad-desktop);
            }
            .nav-menu {
                display: none;
            }
            .nav-cta .nav-cta-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .nav-drawer {
                display: flex;
            }
            .hero {
                min-height: 80vh;
                padding: calc(var(--nav-height) + 30px) 0 50px;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-actions {
                gap: 12px;
            }
            .btn {
                padding: 11px 20px;
                font-size: 14px;
            }
            .section-title {
                font-size: 22px;
            }
            .advantage-pill {
                padding: 10px 16px;
            }
            .advantage-pill strong {
                font-size: 20px;
            }
            .advantage-pill span {
                font-size: 12px;
            }
            .news-item {
                flex-wrap: wrap;
            }
            .news-item-date {
                width: 100%;
                text-align: right;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .schedule-banner {
                flex-direction: column;
                text-align: center;
                padding: 18px 20px;
            }
            .result-card-value {
                font-size: 26px;
            }
            .partner-logo {
                width: 120px;
                height: 48px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero h1 {
                font-size: 24px;
            }
            .hero-sub {
                font-size: 14px;
            }
            .hero-stats {
                gap: 8px;
            }
            .hero-stat-pill {
                font-size: 12px;
                padding: 6px 12px;
            }
            .section-title {
                font-size: 20px;
            }
            .case-card-img {
                height: 150px;
            }
            .faq-question h3 {
                font-size: 14px;
            }
            .cta-panel {
                padding: 28px 20px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-deep: #0A0E1A;
            --bg-dark: #0F1524;
            --bg-panel: #141B2E;
            --bg-card: #182136;
            --bg-elevated: #1D2840;
            --neon-cyan: #00D4FF;
            --neon-cyan-soft: rgba(0, 212, 255, 0.14);
            --neon-cyan-glow: rgba(0, 212, 255, 0.32);
            --indigo-deep: #4C1D95;
            --violet: #7C3AED;
            --violet-soft: rgba(124, 58, 237, 0.16);
            --amber: #F59E0B;
            --rose: #F43F5E;
            --text-primary: #FFFFFF;
            --text-body: #E5E7EB;
            --text-muted: #9CA3AF;
            --text-faint: #6B7280;
            --border-dark: rgba(255, 255, 255, 0.07);
            --border-neon: rgba(0, 212, 255, 0.22);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.38);
            --shadow-neon: 0 0 24px rgba(0, 212, 255, 0.10);
            --shadow-neon-strong: 0 0 48px rgba(0, 212, 255, 0.22);
            --gradient-brand: linear-gradient(135deg, #4C1D95 0%, #7C3AED 45%, #00D4FF 100%);
            --gradient-btn: linear-gradient(135deg, #7C3AED 0%, #00D4FF 100%);
            --gradient-hero-overlay: linear-gradient(180deg, rgba(10, 14, 26, 0.72) 0%, rgba(10, 14, 26, 0.88) 60%, #0A0E1A 100%);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1280px;
            --section-pad-desktop: 72px 0;
            --section-pad-mobile: 44px 0;
            --nav-height: 68px;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 15px;
            line-height: 1.65;
            color: var(--text-body);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 20% 0%, rgba(76, 29, 149, 0.10) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 10%, rgba(0, 212, 255, 0.06) 0%, transparent 50%);
            background-attachment: fixed;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            color: var(--neon-cyan);
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ---------- Header / Navigation ---------- */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: var(--nav-height);
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.95);
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.35);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 20px;
        }

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

        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            color: #fff;
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.30);
            letter-spacing: -0.5px;
        }

        .nav-logo-text {
            font-size: 19px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .nav-logo-text em {
            font-style: normal;
            color: var(--neon-cyan);
        }

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

        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            position: relative;
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }

        .nav-menu li a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-menu li a.active {
            color: var(--neon-cyan);
            text-shadow: 0 0 12px rgba(0, 212, 255, 0.5);
        }

        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 10px rgba(0, 212, 255, 0.7);
        }

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

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 9px 18px;
            border-radius: var(--radius-pill);
            background: var(--gradient-btn);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.01em;
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 0 32px rgba(0, 212, 255, 0.45);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-dark);
            background: rgba(255, 255, 255, 0.04);
            transition: border-color var(--transition-fast), background var(--transition-fast);
        }

        .nav-hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: var(--text-body);
            transition: background var(--transition-fast), transform var(--transition-fast);
        }

        .nav-hamburger:hover {
            border-color: var(--border-neon);
            background: rgba(0, 212, 255, 0.06);
        }

        .nav-hamburger:hover span {
            background: var(--neon-cyan);
        }

        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 14, 26, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            flex-direction: column;
            padding: 24px 28px;
            gap: 4px;
            z-index: 998;
            border-top: 1px solid var(--border-dark);
        }

        .nav-drawer a {
            display: block;
            padding: 14px 12px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: background var(--transition-fast), color var(--transition-fast);
        }

        .nav-drawer a:hover {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-primary);
        }

        .nav-drawer a.active {
            color: var(--neon-cyan);
            text-shadow: 0 0 12px rgba(0, 212, 255, 0.4);
            border-left: 3px solid var(--neon-cyan);
            padding-left: 9px;
        }

        .nav-drawer .nav-drawer-cta {
            margin-top: 16px;
            text-align: center;
            background: var(--gradient-btn);
            color: #fff !important;
            font-weight: 600;
            border-radius: var(--radius-pill);
            padding: 14px 20px;
            border: none;
        }

        .nav-drawer.open {
            display: flex;
        }

        /* ---------- Page Header / Breadcrumb ---------- */
        .page-top {
            padding-top: calc(var(--nav-height) + 32px);
            padding-bottom: 24px;
            background: linear-gradient(180deg, rgba(20, 27, 46, 0.8) 0%, rgba(10, 14, 26, 0.4) 100%);
            border-bottom: 1px solid var(--border-dark);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--text-faint);
            margin-bottom: 18px;
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .sep {
            color: var(--text-faint);
        }

        .breadcrumb .current {
            color: var(--neon-cyan);
            font-weight: 500;
        }

        .category-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .category-title-group h1 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .category-title-group p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.7;
        }

        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            background: var(--neon-cyan-soft);
            color: var(--neon-cyan);
            font-size: 13px;
            font-weight: 500;
            border: 1px solid rgba(0, 212, 255, 0.2);
            white-space: nowrap;
        }

        .category-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--neon-cyan);
            box-shadow: 0 0 8px rgba(0, 212, 255, 0.8);
        }

        /* ---------- Sections ---------- */
        .section {
            padding: var(--section-pad-desktop);
        }

        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 6px;
            line-height: 1.35;
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 28px;
        }

        /* ---------- Stats Strip ---------- */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 14px;
        }

        .stat-pill {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-card);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .stat-pill:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon);
        }

        .stat-pill .stat-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--neon-cyan-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            color: var(--neon-cyan);
            flex-shrink: 0;
        }

        .stat-pill .stat-info {
            display: flex;
            flex-direction: column;
        }

        .stat-pill .stat-num {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.2;
        }

        .stat-pill .stat-label {
            font-size: 12px;
            color: var(--text-faint);
        }

        /* ---------- Featured Event ---------- */
        .featured-card {
            display: grid;
            grid-template-columns: 1fr 1.3fr;
            gap: 28px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .featured-card:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon-strong);
        }

        .featured-card .featured-img {
            position: relative;
            min-height: 280px;
            overflow: hidden;
        }

        .featured-card .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

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

        .featured-card .featured-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(10, 14, 26, 0.5) 0%, transparent 60%);
        }

        .featured-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            background: rgba(0, 212, 255, 0.9);
            color: #0A0E1A;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.02em;
        }

        .featured-body {
            padding: 28px 28px 28px 8px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-body .featured-meta {
            display: flex;
            gap: 16px;
            align-items: center;
            font-size: 13px;
            color: var(--text-faint);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .featured-body .featured-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .featured-body h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .featured-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .featured-body .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--neon-cyan);
            font-size: 14px;
            font-weight: 600;
            transition: gap var(--transition-fast);
        }

        .featured-body .btn-link:hover {
            gap: 10px;
        }

        .featured-body .btn-link .arrow {
            font-size: 16px;
        }

        /* ---------- News List ---------- */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .news-item {
            display: flex;
            gap: 18px;
            background: var(--bg-panel);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-dark);
            padding: 14px;
            transition: border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
            cursor: pointer;
        }

        .news-item:hover {
            border-color: var(--border-neon);
            background: var(--bg-card);
            box-shadow: var(--shadow-neon);
        }

        .news-item .news-thumb {
            width: 130px;
            min-width: 130px;
            height: 86px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }

        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

        .news-item:hover .news-thumb img {
            transform: scale(1.06);
        }

        .news-item .news-content {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .news-item .news-content h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.45;
            margin-bottom: 5px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-content p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-date {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            justify-content: center;
            gap: 4px;
            flex-shrink: 0;
            padding-left: 8px;
        }

        .news-item .news-date .date-badge {
            font-size: 12px;
            color: var(--text-faint);
            white-space: nowrap;
        }

        .news-item .news-date .news-type {
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            font-size: 11px;
            font-weight: 500;
            white-space: nowrap;
            background: var(--violet-soft);
            color: #A78BFA;
            border: 1px solid rgba(124, 58, 237, 0.2);
        }

        /* ---------- FAQ ---------- */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
        }

        .faq-item {
            background: var(--bg-panel);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-dark);
            overflow: hidden;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .faq-item.active {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon);
        }

        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            user-select: none;
        }

        .faq-item .faq-question:hover {
            color: var(--neon-cyan);
        }

        .faq-item .faq-question .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--neon-cyan-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 14px;
            color: var(--neon-cyan);
            transition: transform var(--transition-base);
        }

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

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
            padding: 0 20px;
        }

        .faq-item.active .faq-answer {
            max-height: 240px;
            padding: 0 20px 18px;
            border-left: 3px solid var(--neon-cyan);
            margin-left: 20px;
        }

        .faq-item .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            padding-left: 12px;
        }

        /* ---------- Topics Grid ---------- */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
        }

        .topic-card {
            background: var(--bg-panel);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-dark);
            padding: 20px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            cursor: pointer;
        }

        .topic-card:hover {
            border-color: var(--border-neon);
            transform: translateY(-3px);
            box-shadow: var(--shadow-neon);
        }

        .topic-card .topic-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--violet-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #A78BFA;
            margin-bottom: 4px;
        }

        .topic-card h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .topic-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.55;
        }

        .topic-card .topic-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 13px;
            font-weight: 500;
            color: var(--neon-cyan);
        }

        /* ---------- Pagination ---------- */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .pagination .page-btn {
            min-width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            transition: all var(--transition-fast);
        }

        .pagination .page-btn:hover {
            border-color: var(--border-neon);
            color: var(--neon-cyan);
        }

        .pagination .page-btn.active {
            background: var(--gradient-btn);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
        }

        .pagination .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            padding: var(--section-pad-desktop);
        }

        .cta-box {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-dark);
            padding: 36px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -60%;
            left: 50%;
            transform: translateX(-50%);
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-box h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 520px;
            margin: 0 auto 20px;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }

        .cta-box .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: var(--radius-pill);
            background: var(--gradient-btn);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            box-shadow: 0 0 28px rgba(0, 212, 255, 0.3);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            position: relative;
            z-index: 1;
        }

        .cta-box .cta-btn:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 0 42px rgba(0, 212, 255, 0.5);
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: #080B14;
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
            gap: 28px;
            margin-bottom: 30px;
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

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

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

        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

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

        .footer-contact h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-contact p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 14px 24px;
            font-size: 12px;
            color: var(--text-faint);
        }

        .footer-bottom-links {
            display: flex;
            gap: 12px;
            margin-left: auto;
        }

        .footer-bottom-links a {
            color: var(--text-muted);
            font-size: 12px;
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--neon-cyan);
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1024px) {
            .nav-menu li a {
                padding: 8px 10px;
                font-size: 13px;
            }

            .nav-logo-text {
                font-size: 17px;
            }

            .featured-card {
                grid-template-columns: 1fr;
            }

            .featured-card .featured-img {
                min-height: 220px;
            }

            .featured-body {
                padding: 20px 24px 24px;
            }

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

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
                --section-pad-desktop: 44px 0;
                --section-pad-mobile: 36px 0;
                --radius-lg: 16px;
                --radius-md: 12px;
            }

            .nav-menu {
                display: none;
            }

            .nav-hamburger {
                display: flex;
            }

            .nav-cta-btn {
                display: none;
            }

            .category-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }

            .category-title-group h1 {
                font-size: 24px;
            }

            .section-title {
                font-size: 20px;
            }

            .news-item {
                flex-wrap: wrap;
                gap: 10px;
            }

            .news-item .news-thumb {
                width: 100%;
                min-width: auto;
                height: 160px;
            }

            .news-item .news-date {
                flex-direction: row;
                align-items: center;
                gap: 8px;
                width: 100%;
                padding-left: 0;
                margin-top: 4px;
            }

            .featured-card .featured-img {
                min-height: 180px;
            }

            .featured-body {
                padding: 18px 20px 20px;
            }

            .featured-body h2 {
                font-size: 18px;
            }

            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .stat-pill {
                padding: 12px 16px;
            }

            .stat-pill .stat-num {
                font-size: 16px;
            }

            .cta-box {
                padding: 28px 20px;
            }

            .cta-box h2 {
                font-size: 19px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }

            .footer-bottom-links {
                margin-left: 0;
            }
        }

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

            .category-title-group h1 {
                font-size: 21px;
            }

            .section-title {
                font-size: 18px;
            }

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

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

            .faq-item .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }

            .faq-item.active .faq-answer {
                padding: 0 16px 14px;
                margin-left: 16px;
            }

            .pagination .page-btn {
                min-width: 34px;
                height: 34px;
                font-size: 13px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-deep: #0A0E1A;
            --bg-dark: #0F1524;
            --bg-panel: #141B2E;
            --bg-card: #182136;
            --bg-elevated: #1D2840;
            --neon-cyan: #00D4FF;
            --neon-cyan-soft: rgba(0, 212, 255, 0.14);
            --neon-cyan-glow: rgba(0, 212, 255, 0.32);
            --indigo-deep: #4C1D95;
            --violet: #7C3AED;
            --violet-soft: rgba(124, 58, 237, 0.16);
            --amber: #F59E0B;
            --rose: #F43F5E;
            --text-primary: #FFFFFF;
            --text-body: #E5E7EB;
            --text-muted: #9CA3AF;
            --text-faint: #6B7280;
            --border-dark: rgba(255, 255, 255, 0.07);
            --border-neon: rgba(0, 212, 255, 0.22);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.38);
            --shadow-neon: 0 0 24px rgba(0, 212, 255, 0.10);
            --shadow-neon-strong: 0 0 48px rgba(0, 212, 255, 0.22);
            --gradient-brand: linear-gradient(135deg, #4C1D95 0%, #7C3AED 45%, #00D4FF 100%);
            --gradient-btn: linear-gradient(135deg, #7C3AED 0%, #00D4FF 100%);
            --gradient-hero-overlay: linear-gradient(180deg, rgba(10, 14, 26, 0.72) 0%, rgba(10, 14, 26, 0.88) 60%, #0A0E1A 100%);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1280px;
            --section-pad-desktop: 64px 0;
            --section-pad-mobile: 44px 0;
            --nav-height: 68px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-stack);
            font-size: 15px;
            line-height: 1.65;
            color: var(--text-body);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 20% 0%, rgba(76, 29, 149, 0.10) 0%, transparent 55%), radial-gradient(ellipse at 80% 10%, rgba(0, 212, 255, 0.06) 0%, transparent 50%);
            background-attachment: fixed;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--neon-cyan);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: var(--nav-height);
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.96);
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.35);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            color: #fff;
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.30);
            letter-spacing: -0.5px;
        }
        .nav-logo-text {
            font-size: 19px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .nav-logo-text em {
            font-style: normal;
            color: var(--neon-cyan);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            position: relative;
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            letter-spacing: 0.01em;
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .nav-menu li a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-menu li a.active {
            color: var(--neon-cyan);
            text-shadow: 0 0 12px var(--neon-cyan-glow);
        }
        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 12px var(--neon-cyan-glow);
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-cta-btn {
            padding: 9px 20px;
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            background: var(--gradient-btn);
            border-radius: var(--radius-pill);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.25);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 0 28px rgba(0, 212, 255, 0.45);
        }
        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
        }
        .nav-hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }
        .nav-hamburger:hover span {
            background: var(--neon-cyan);
        }
        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 14, 26, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            flex-direction: column;
            gap: 8px;
            padding: 24px;
            z-index: 998;
        }
        .nav-drawer.open {
            display: flex;
        }
        .nav-drawer a {
            padding: 14px 18px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            border-bottom: 1px solid var(--border-dark);
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .nav-drawer a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-drawer a.active {
            color: var(--neon-cyan);
            border-left: 3px solid var(--neon-cyan);
            padding-left: 15px;
        }
        .nav-drawer-cta {
            margin-top: 12px;
            text-align: center;
            background: var(--gradient-btn) !important;
            color: #fff !important;
            border-radius: var(--radius-pill) !important;
            padding: 14px 24px !important;
            border: none !important;
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 24px 0 16px;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
        }
        .breadcrumb-nav a:hover {
            color: var(--neon-cyan);
        }
        .breadcrumb-sep {
            color: var(--text-faint);
            font-size: 11px;
        }
        .breadcrumb-current {
            color: var(--neon-cyan);
            font-weight: 500;
        }

        /* Section base */
        .section {
            padding: var(--section-pad-desktop);
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.7;
        }
        .section-header {
            margin-bottom: 36px;
        }
        .section-header .section-tag {
            display: inline-block;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 600;
            color: var(--neon-cyan);
            background: var(--neon-cyan-soft);
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        /* Category hero */
        .category-hero {
            padding: 44px 0 32px;
            position: relative;
        }
        .category-hero-bg {
            position: absolute;
            inset: 0;
            overflow: hidden;
            border-radius: 0;
            pointer-events: none;
        }
        .category-hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.25;
        }
        .category-hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: var(--gradient-hero-overlay);
        }
        .category-hero-content {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .category-hero p {
            font-size: 16px;
            color: var(--text-body);
            max-width: 760px;
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* Data strip */
        .data-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin: 24px 0 8px;
        }
        .data-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-pill);
            font-size: 13px;
            color: var(--text-body);
            box-shadow: var(--shadow-neon);
            white-space: nowrap;
        }
        .data-badge strong {
            color: var(--neon-cyan);
            font-weight: 700;
            font-size: 15px;
        }

        /* Team list cards */
        .team-card {
            display: flex;
            gap: 16px;
            padding: 18px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            margin-bottom: 16px;
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .team-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-brand);
            opacity: 0.7;
        }
        .team-card:hover {
            transform: translateY(-3px);
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon-strong);
        }
        .team-card-img {
            width: 100px;
            height: 100px;
            flex-shrink: 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--bg-elevated);
        }
        .team-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .team-card-body {
            flex: 1;
            min-width: 0;
        }
        .team-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .team-card-rank {
            font-size: 12px;
            font-weight: 600;
            color: var(--amber);
            background: rgba(245, 158, 11, 0.12);
            padding: 2px 10px;
            border-radius: var(--radius-pill);
        }
        .team-card-meta {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .team-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .team-card-desc {
            font-size: 13px;
            color: var(--text-faint);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .team-card-stats {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 10px;
        }
        .team-stat-item {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .team-stat-item strong {
            color: var(--text-primary);
            font-weight: 700;
            font-size: 14px;
        }

        /* Featured cards */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        .featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }
        .featured-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon-strong);
        }
        .featured-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-elevated);
        }
        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .featured-card:hover .featured-card-img img {
            transform: scale(1.05);
        }
        .featured-card-body {
            padding: 20px;
        }
        .featured-card-tag {
            display: inline-block;
            padding: 3px 12px;
            font-size: 11px;
            font-weight: 600;
            color: var(--neon-cyan);
            background: var(--neon-cyan-soft);
            border-radius: var(--radius-pill);
            margin-bottom: 10px;
        }
        .featured-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .featured-card-text {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--border-neon);
        }
        .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            background: transparent;
            border: none;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--neon-cyan);
        }
        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--neon-cyan);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
            padding-left: 12px;
            border-left: 3px solid var(--neon-cyan);
        }

        /* Pagination */
        .pagination-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 24px 0;
            flex-wrap: wrap;
        }
        .pagination-wrap a,
        .pagination-wrap span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 12px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .pagination-wrap a:hover {
            color: var(--text-primary);
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon);
        }
        .pagination-wrap .current {
            color: var(--neon-cyan);
            background: var(--neon-cyan-soft);
            border-color: var(--border-neon);
            font-weight: 700;
        }
        .pagination-wrap .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* CTA */
        .cta-section {
            padding: 48px 0 64px;
        }
        .cta-panel {
            background: var(--bg-panel);
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            box-shadow: var(--shadow-neon);
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-panel h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .cta-panel p {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 24px;
            max-width: 640px;
            line-height: 1.7;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-brand {
            display: inline-block;
            padding: 12px 28px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: var(--gradient-btn);
            border-radius: var(--radius-pill);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }
        .btn-brand:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 0 36px rgba(0, 212, 255, 0.45);
        }
        .btn-ghost {
            display: inline-block;
            padding: 12px 28px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-body);
            background: transparent;
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-pill);
            transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }
        .btn-ghost:hover {
            color: var(--text-primary);
            border-color: var(--neon-cyan);
            background: var(--neon-cyan-soft);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.6fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--neon-cyan);
        }
        .footer-contact h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-contact p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            padding: 18px 0;
            border-top: 1px solid var(--border-dark);
            font-size: 12px;
            color: var(--text-faint);
        }
        .footer-bottom-links {
            display: flex;
            gap: 12px;
            margin-left: auto;
        }
        .footer-bottom-links a {
            font-size: 12px;
            color: var(--text-faint);
        }
        .footer-bottom-links a:hover {
            color: var(--neon-cyan);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .section {
                padding: 48px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .team-card {
                padding: 16px;
            }
            .team-card-img {
                width: 80px;
                height: 80px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-pad-desktop: 40px 0;
                --nav-height: 60px;
            }
            .nav-menu {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .nav-cta-btn {
                display: none;
            }
            .nav-drawer {
                display: none;
            }
            .nav-drawer.open {
                display: flex;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero p {
                font-size: 14px;
            }
            .team-card {
                flex-direction: column;
                gap: 12px;
            }
            .team-card-img {
                width: 100%;
                height: 140px;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-bottom-links {
                margin-left: 0;
            }
            .cta-panel {
                padding: 28px 20px;
            }
            .cta-panel h2 {
                font-size: 20px;
            }
            .data-strip {
                gap: 10px;
            }
            .data-badge {
                padding: 8px 14px;
                font-size: 12px;
            }
            .breadcrumb-section {
                padding: 16px 0 12px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .team-card-title {
                font-size: 15px;
            }
            .team-card-stats {
                gap: 12px;
            }
            .section-title {
                font-size: 20px;
            }
            .pagination-wrap a,
            .pagination-wrap span {
                min-width: 32px;
                height: 32px;
                padding: 0 8px;
                font-size: 12px;
            }
        }

/* roulang page: category3 */
:root {
  --bg-deep: #0A0E1A;
  --bg-dark: #0F1524;
  --bg-panel: #141B2E;
  --bg-card: #182136;
  --bg-elevated: #1D2840;
  --neon-cyan: #00D4FF;
  --neon-cyan-soft: rgba(0, 212, 255, 0.14);
  --neon-cyan-glow: rgba(0, 212, 255, 0.32);
  --indigo-deep: #4C1D95;
  --violet: #7C3AED;
  --violet-soft: rgba(124, 58, 237, 0.16);
  --amber: #F59E0B;
  --rose: #F43F5E;
  --text-primary: #FFFFFF;
  --text-body: #E5E7EB;
  --text-muted: #9CA3AF;
  --text-faint: #6B7280;
  --border-dark: rgba(255, 255, 255, 0.07);
  --border-neon: rgba(0, 212, 255, 0.22);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.38);
  --shadow-neon: 0 0 24px rgba(0, 212, 255, 0.10);
  --shadow-neon-strong: 0 0 48px rgba(0, 212, 255, 0.22);
  --gradient-brand: linear-gradient(135deg, #4C1D95 0%, #7C3AED 45%, #00D4FF 100%);
  --gradient-btn: linear-gradient(135deg, #7C3AED 0%, #00D4FF 100%);
  --gradient-hero-overlay: linear-gradient(180deg, rgba(10, 14, 26, 0.72) 0%, rgba(10, 14, 26, 0.88) 60%, #0A0E1A 100%);
  --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition-fast: 0.18s ease;
  --transition-base: 0.28s ease;
  --transition-slow: 0.4s ease;
  --max-width: 1280px;
  --section-pad-desktop: 80px 0;
  --section-pad-mobile: 48px 0;
  --nav-height: 68px;
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-stack);
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-body);
  background-color: var(--bg-deep);
  background-image: radial-gradient(ellipse at 20% 0%, rgba(76, 29, 149, 0.10) 0%, transparent 55%), radial-gradient(ellipse at 80% 10%, rgba(0, 212, 255, 0.06) 0%, transparent 50%);
  background-attachment: fixed;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--neon-cyan);
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
button {
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / Navigation ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  height: var(--nav-height);
  background: rgba(10, 14, 26, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-dark);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}
.site-header.scrolled {
  background: rgba(10, 14, 26, 0.95);
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.35);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 20px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-logo-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #fff;
  box-shadow: 0 0 18px rgba(0, 212, 255, 0.30);
  letter-spacing: -0.5px;
}
.nav-logo-text {
  font-size: 19px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.nav-logo-text em {
  font-style: normal;
  color: var(--neon-cyan);
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-menu li {
  position: relative;
}
.nav-menu a {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  position: relative;
  transition: color var(--transition-fast), background var(--transition-fast);
}
.nav-menu a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}
.nav-menu a.active {
  color: var(--neon-cyan);
  text-shadow: 0 0 18px rgba(0, 212, 255, 0.45);
}
.nav-menu a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--gradient-btn);
  border-radius: 2px 2px 0 0;
  box-shadow: 0 0 12px rgba(0, 212, 255, 0.65);
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  padding: 9px 18px;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background: var(--gradient-btn);
  border-radius: var(--radius-pill);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.22);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}
.nav-cta-btn:hover {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.38);
}
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-dark);
  transition: background var(--transition-fast);
}
.nav-hamburger:hover {
  background: rgba(255, 255, 255, 0.08);
}
.nav-hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-body);
  border-radius: 2px;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.nav-hamburger[aria-expanded="true"] span:first-child {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger[aria-expanded="true"] span:last-child {
  transform: translateY(-7px) rotate(-45deg);
}
.nav-drawer {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 998;
  background: rgba(10, 14, 26, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-direction: column;
  padding: 32px 24px;
  gap: 8px;
  overflow-y: auto;
}
.nav-drawer.open {
  display: flex;
}
.nav-drawer a {
  display: block;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-body);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}
.nav-drawer a:hover {
  color: var(--neon-cyan);
  background: rgba(0, 212, 255, 0.06);
  border-color: rgba(0, 212, 255, 0.16);
}
.nav-drawer a.active {
  color: var(--neon-cyan);
  background: rgba(0, 212, 255, 0.08);
  border-color: rgba(0, 212, 255, 0.25);
  text-shadow: 0 0 18px rgba(0, 212, 255, 0.4);
}
.nav-drawer-cta {
  margin-top: 16px;
  text-align: center;
  background: var(--gradient-btn) !important;
  color: #fff !important;
  font-weight: 700;
  border-radius: var(--radius-pill) !important;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb-section {
  padding-top: calc(var(--nav-height) + 28px);
  padding-bottom: 0;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 18px;
}
.breadcrumb a {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}
.breadcrumb a:hover {
  color: var(--neon-cyan);
}
.breadcrumb .sep {
  color: var(--text-faint);
  font-size: 11px;
}
.breadcrumb .current {
  color: var(--text-body);
  font-weight: 500;
}

/* ---------- Category Header ---------- */
.category-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  background: var(--bg-panel);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
.category-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-brand);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.category-header h1 {
  font-size: 30px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: 0.01em;
}
.category-header h1 .highlight {
  color: var(--neon-cyan);
}
.category-header .cat-desc {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 16px;
}
.category-header .cat-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.cat-tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--neon-cyan);
  background: var(--neon-cyan-soft);
  border: 1px solid rgba(0, 212, 255, 0.20);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
}
.cat-tag:hover {
  background: rgba(0, 212, 255, 0.22);
  color: #fff;
}
.category-header .cat-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 220px;
  background: var(--bg-dark);
  box-shadow: var(--shadow-card);
}
.category-header .cat-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 220px;
  transition: transform var(--transition-slow);
}
.category-header .cat-visual:hover img {
  transform: scale(1.03);
}
.category-header .cat-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(76, 29, 149, 0.30) 0%, rgba(0, 212, 255, 0.15) 100%);
  pointer-events: none;
  border-radius: var(--radius-lg);
}

/* ---------- Data Summary Strip ---------- */
.data-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 40px;
}
.data-strip-item {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.data-strip-item:hover {
  border-color: var(--border-neon);
  transform: translateY(-2px);
  box-shadow: var(--shadow-neon);
}
.data-strip-item .num {
  font-size: 26px;
  font-weight: 800;
  color: var(--neon-cyan);
  line-height: 1.2;
  margin-bottom: 4px;
  text-shadow: 0 0 20px rgba(0, 212, 255, 0.30);
}
.data-strip-item .label {
  font-size: 13px;
  color: var(--text-muted);
}

/* ---------- Section Title ---------- */
.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}
.section-title h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  position: relative;
  padding-left: 16px;
}
.section-title h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 22px;
  border-radius: 2px;
  background: var(--gradient-btn);
  box-shadow: 0 0 14px rgba(0, 212, 255, 0.45);
}
.section-title .view-all {
  font-size: 13px;
  font-weight: 600;
  color: var(--neon-cyan);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
}
.section-title .view-all:hover {
  color: #fff;
  text-shadow: 0 0 12px rgba(0, 212, 255, 0.5);
}

/* ---------- Compact List Cards ---------- */
.list-cards-section {
  margin-bottom: 48px;
}
.list-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.list-card {
  display: grid;
  grid-template-columns: 180px 1fr auto;
  gap: 20px;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}
.list-card:hover {
  border-color: var(--border-neon);
  transform: translateY(-2px);
  box-shadow: var(--shadow-neon);
}
.list-card img {
  width: 180px;
  height: 110px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}
.list-card .list-card-body h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 6px;
}
.list-card .list-card-body h3 a {
  color: inherit;
  transition: color var(--transition-fast);
}
.list-card .list-card-body h3 a:hover {
  color: var(--neon-cyan);
}
.list-card .list-card-body p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.list-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-faint);
}
.list-card-meta .badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  background: var(--violet-soft);
  color: var(--violet);
  border: 1px solid rgba(124, 58, 237, 0.22);
}
.list-card .list-card-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}
.version-pill {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: var(--gradient-brand);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  box-shadow: 0 0 16px rgba(124, 58, 237, 0.25);
}

/* ---------- Featured Guide ---------- */
.featured-section {
  margin-bottom: 48px;
}
.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.featured-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 260px;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}
.featured-card:hover {
  border-color: var(--border-neon);
  transform: translateY(-3px);
  box-shadow: var(--shadow-neon-strong);
}
.featured-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.featured-card:hover img {
  transform: scale(1.05);
}
.featured-card .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 26, 0.30) 0%, rgba(10, 14, 26, 0.88) 70%, #0A0E1A 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
}
.featured-card .overlay h3 {
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 8px;
}
.featured-card .overlay p {
  font-size: 13px;
  color: var(--text-body);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.featured-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: var(--rose);
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
  width: fit-content;
}

/* ---------- Patch Timeline ---------- */
.timeline-section {
  margin-bottom: 48px;
  background: var(--bg-panel);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-card);
}
.timeline {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 12px;
}
.timeline-item {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 16px;
  align-items: start;
}
.timeline-version {
  font-size: 13px;
  font-weight: 700;
  color: var(--neon-cyan);
  background: var(--neon-cyan-soft);
  border: 1px solid rgba(0, 212, 255, 0.18);
  border-radius: var(--radius-sm);
  padding: 8px 6px;
  text-align: center;
  white-space: nowrap;
}
.timeline-content h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.timeline-content p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---------- FAQ ---------- */
.faq-section {
  margin-bottom: 48px;
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.faq-item:hover {
  border-color: rgba(0, 212, 255, 0.15);
}
.faq-item.open {
  border-color: var(--border-neon);
  box-shadow: var(--shadow-neon);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  cursor: pointer;
  gap: 12px;
  transition: background var(--transition-fast);
  user-select: none;
}
.faq-question:hover {
  background: rgba(255, 255, 255, 0.03);
}
.faq-question h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}
.faq-question .faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--neon-cyan-soft);
  color: var(--neon-cyan);
  font-size: 18px;
  font-weight: 700;
  transition: transform var(--transition-base), background var(--transition-base);
}
.faq-item.open .faq-question .faq-icon {
  transform: rotate(45deg);
  background: rgba(0, 212, 255, 0.22);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}
.faq-item.open .faq-answer {
  max-height: 500px;
}
.faq-answer-inner {
  padding: 0 18px 16px 18px;
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.7;
  border-left: 3px solid var(--neon-cyan);
  margin-left: 18px;
  padding-left: 14px;
  box-shadow: -2px 0 12px rgba(0, 212, 255, 0.12);
}

/* ---------- Related Topics ---------- */
.related-topics {
  margin-bottom: 48px;
}
.topics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.topic-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}
.topic-card:hover {
  border-color: var(--border-neon);
  transform: translateY(-2px);
  box-shadow: var(--shadow-neon);
}
.topic-card .topic-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.18);
}
.topic-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.topic-card p {
  font-size: 12px;
  color: var(--text-muted);
}

/* ---------- Bottom CTA ---------- */
.cta-section {
  margin-bottom: 48px;
}
.cta-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.cta-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-btn);
}
.cta-panel::after {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 200px;
  height: 200px;
  background: rgba(0, 212, 255, 0.08);
  border-radius: 50%;
  pointer-events: none;
}
.cta-panel h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.cta-panel p {
  font-size: 14px;
  color: var(--text-muted);
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: var(--gradient-btn);
  border-radius: var(--radius-pill);
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.28);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}
.cta-btn:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 0 36px rgba(0, 212, 255, 0.42);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-dark);
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 32px;
  margin-bottom: 32px;
}
.footer-brand h3 {
  font-size: 19px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.footer-brand h3 em {
  font-style: normal;
  color: var(--neon-cyan);
}
.footer-brand p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-col ul li {
  margin-bottom: 8px;
}
.footer-col ul a {
  font-size: 13px;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}
.footer-col ul a:hover {
  color: var(--neon-cyan);
}
.footer-contact h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.footer-contact p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--border-dark);
  font-size: 12px;
  color: var(--text-faint);
}
.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer-bottom-links a {
  color: var(--text-faint);
  transition: color var(--transition-fast);
}
.footer-bottom-links a:hover {
  color: var(--neon-cyan);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .category-header {
    grid-template-columns: 1fr;
  }
  .data-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .featured-grid {
    grid-template-columns: 1fr;
  }
  .topics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .list-card {
    grid-template-columns: 140px 1fr;
  }
  .list-card .list-card-right {
    grid-column: 2;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
  }
}
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .nav-cta-btn {
    display: none;
  }
  .nav-hamburger {
    display: flex;
  }
  .category-header {
    padding: 20px;
  }
  .category-header h1 {
    font-size: 24px;
  }
  .data-strip {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .data-strip-item {
    padding: 14px;
  }
  .data-strip-item .num {
    font-size: 22px;
  }
  .list-card {
    grid-template-columns: 110px 1fr;
    gap: 12px;
    padding: 12px;
  }
  .list-card img {
    width: 110px;
    height: 80px;
  }
  .list-card .list-card-body h3 {
    font-size: 14px;
  }
  .list-card .list-card-right {
    grid-column: 1 / -1;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
  }
  .topics-grid {
    grid-template-columns: 1fr;
  }
  .cta-panel {
    grid-template-columns: 1fr;
    padding: 20px;
    text-align: left;
  }
  .cta-btn {
    width: 100%;
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .timeline-item {
    grid-template-columns: 56px 1fr;
    gap: 12px;
  }
  .section-title h2 {
    font-size: 20px;
  }
  .featured-card img {
    height: 200px;
  }
  .featured-card {
    min-height: 200px;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .category-header {
    padding: 16px;
  }
  .category-header h1 {
    font-size: 21px;
  }
  .data-strip {
    grid-template-columns: 1fr;
  }
  .list-card {
    grid-template-columns: 1fr;
  }
  .list-card img {
    width: 100%;
    height: 160px;
  }
  .list-card .list-card-right {
    grid-column: auto;
  }
  .faq-question {
    padding: 12px 14px;
  }
  .faq-answer-inner {
    margin-left: 14px;
    padding-left: 10px;
  }
  .breadcrumb-section {
    padding-top: calc(var(--nav-height) + 16px);
  }
  .section-title h2 {
    font-size: 18px;
  }
}

/* roulang page: category4 */
:root {
            --bg-deep: #0A0E1A;
            --bg-dark: #0F1524;
            --bg-panel: #141B2E;
            --bg-card: #182136;
            --bg-elevated: #1D2840;
            --neon-cyan: #00D4FF;
            --neon-cyan-soft: rgba(0, 212, 255, 0.14);
            --neon-cyan-glow: rgba(0, 212, 255, 0.32);
            --indigo-deep: #4C1D95;
            --violet: #7C3AED;
            --violet-soft: rgba(124, 58, 237, 0.16);
            --amber: #F59E0B;
            --rose: #F43F5E;
            --text-primary: #FFFFFF;
            --text-body: #E5E7EB;
            --text-muted: #9CA3AF;
            --text-faint: #6B7280;
            --border-dark: rgba(255, 255, 255, 0.07);
            --border-neon: rgba(0, 212, 255, 0.22);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.38);
            --shadow-neon: 0 0 24px rgba(0, 212, 255, 0.10);
            --shadow-neon-strong: 0 0 48px rgba(0, 212, 255, 0.22);
            --gradient-brand: linear-gradient(135deg, #4C1D95 0%, #7C3AED 45%, #00D4FF 100%);
            --gradient-btn: linear-gradient(135deg, #7C3AED 0%, #00D4FF 100%);
            --gradient-hero-overlay: linear-gradient(180deg, rgba(10, 14, 26, 0.72) 0%, rgba(10, 14, 26, 0.88) 60%, #0A0E1A 100%);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1280px;
            --section-pad-desktop: 56px 0;
            --section-pad-mobile: 48px 0;
            --nav-height: 60px;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 15px;
            line-height: 1.65;
            color: var(--text-body);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 20% 0%, rgba(76, 29, 149, 0.10) 0%, transparent 55%), radial-gradient(ellipse at 80% 10%, rgba(0, 212, 255, 0.06) 0%, transparent 50%);
            background-attachment: fixed;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }

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

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

        a:hover {
            color: var(--neon-cyan);
        }

        ul,
        ol {
            list-style: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 2px;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ---------- Header / Navigation ---------- */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: var(--nav-height);
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.95);
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.35);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 20px;
        }

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

        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            color: #fff;
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.30);
            letter-spacing: -0.5px;
        }

        .nav-logo-text {
            font-size: 19px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .nav-logo-text em {
            font-style: normal;
            color: var(--neon-cyan);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0 auto;
        }

        .nav-menu li {
            list-style: none;
            position: relative;
        }

        .nav-menu a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast), text-shadow var(--transition-fast);
        }

        .nav-menu a:hover {
            color: var(--text-primary);
            background: var(--neon-cyan-soft);
        }

        .nav-menu a.active {
            color: var(--neon-cyan);
            text-shadow: 0 0 12px var(--neon-cyan-glow);
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 0;
            height: 2px;
            background: var(--neon-cyan);
            box-shadow: 0 0 8px var(--neon-cyan-glow);
            border-radius: var(--radius-pill);
        }

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

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 9px 18px;
            border-radius: var(--radius-pill);
            background: var(--gradient-btn);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.02em;
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.25);
            transition: box-shadow var(--transition-base), transform var(--transition-fast), filter var(--transition-fast);
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            filter: brightness(1.08);
            box-shadow: 0 0 28px rgba(0, 212, 255, 0.40);
            transform: translateY(-2px);
            color: #fff;
        }

        .nav-hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-neon);
            background: rgba(0, 212, 255, 0.06);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            transition: border-color var(--transition-fast), background var(--transition-fast);
        }

        .nav-hamburger span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--neon-cyan);
            border-radius: var(--radius-pill);
            transition: transform var(--transition-base), opacity var(--transition-base);
        }

        .nav-hamburger:hover {
            border-color: var(--neon-cyan);
            background: rgba(0, 212, 255, 0.12);
        }

        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 990;
            background: rgba(10, 14, 26, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            flex-direction: column;
            padding: 24px;
            gap: 6px;
            overflow-y: auto;
        }

        .nav-drawer a {
            display: block;
            padding: 14px 16px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-body);
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
        }

        .nav-drawer a:hover {
            color: var(--neon-cyan);
            background: var(--neon-cyan-soft);
            border-color: var(--border-neon);
        }

        .nav-drawer a.active {
            color: var(--neon-cyan);
            text-shadow: 0 0 12px var(--neon-cyan-glow);
            border-color: var(--border-neon);
            background: var(--neon-cyan-soft);
        }

        .nav-drawer-cta {
            margin-top: 12px;
            background: var(--gradient-btn);
            color: #fff !important;
            text-align: center;
            font-weight: 700;
            border-color: transparent !important;
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.25);
        }

        /* ---------- Breadcrumb ---------- */
        .breadcrumb-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .breadcrumb-bar a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .breadcrumb-bar a:hover {
            color: var(--neon-cyan);
        }

        .breadcrumb-sep {
            color: var(--text-faint);
            user-select: none;
        }

        .breadcrumb-current {
            color: var(--neon-cyan);
            font-weight: 600;
        }

        /* ---------- Page Header ---------- */
        .page-header-section {
            padding: 32px 0 24px;
            background: var(--bg-panel);
            border-bottom: 1px solid var(--border-dark);
            position: relative;
            overflow: hidden;
        }

        .page-header-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.10) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-header-grid {
            position: relative;
            z-index: 1;
        }

        .page-header-title {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            line-height: 1.3;
            margin-bottom: 10px;
        }

        .page-header-title span {
            color: var(--neon-cyan);
        }

        .page-header-desc {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 820px;
            line-height: 1.75;
        }

        .page-header-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }

        .page-header-tag {
            display: inline-flex;
            align-items: center;
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            background: var(--neon-cyan-soft);
            color: var(--neon-cyan);
            font-size: 12px;
            font-weight: 600;
            border: 1px solid var(--border-neon);
        }

        /* ---------- Section Common ---------- */
        .section {
            padding: var(--section-pad-desktop);
        }

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

        .section-header {
            margin-bottom: 32px;
        }

        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-title::before {
            content: '';
            width: 4px;
            height: 22px;
            background: var(--gradient-btn);
            border-radius: var(--radius-pill);
            flex-shrink: 0;
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.7;
        }

        /* ---------- Data Strip ---------- */
        .data-strip {
            padding: 28px 0;
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border-dark);
        }

        .data-strip-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
        }

        .data-badge {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 20px;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-card);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .data-badge:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon);
        }

        .data-badge-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            flex-shrink: 0;
        }

        .data-badge-value {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.2;
        }

        .data-badge-label {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ---------- Schedule List ---------- */
        .schedule-list-grid {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .schedule-item {
            display: grid;
            grid-template-columns: 90px 1fr 220px 90px;
            gap: 18px;
            align-items: center;
            padding: 18px 20px;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-card);
            transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-fast);
        }

        .schedule-item:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon);
            transform: translateY(-2px);
        }

        .schedule-date-box {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 8px 4px;
            border-radius: var(--radius-sm);
            background: rgba(0, 212, 255, 0.06);
            border: 1px solid var(--border-neon);
            min-height: 52px;
        }

        .schedule-date-day {
            font-size: 18px;
            font-weight: 800;
            color: var(--neon-cyan);
            line-height: 1.2;
        }

        .schedule-date-month {
            font-size: 11px;
            color: var(--text-muted);
            font-weight: 500;
        }

        .schedule-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .schedule-match-name {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .schedule-teams {
            font-size: 13px;
            color: var(--text-body);
        }

        .schedule-league {
            font-size: 12px;
            color: var(--text-muted);
        }

        .schedule-stage {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            background: var(--violet-soft);
            color: var(--violet);
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .schedule-time {
            text-align: right;
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .schedule-action {
            text-align: right;
        }

        .btn-mini {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            background: var(--neon-cyan-soft);
            color: var(--neon-cyan);
            font-size: 12px;
            font-weight: 700;
            border: 1px solid var(--border-neon);
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }

        .btn-mini:hover {
            background: rgba(0, 212, 255, 0.22);
            box-shadow: var(--shadow-neon);
            transform: translateY(-1px);
            color: var(--neon-cyan);
        }

        /* ---------- Featured Cards ---------- */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }

        .featured-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-card);
            transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-fast);
            display: flex;
            flex-direction: column;
        }

        .featured-card:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon);
            transform: translateY(-4px);
        }

        .featured-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }

        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

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

        .featured-card-body {
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .featured-card-label {
            font-size: 11px;
            font-weight: 700;
            color: var(--amber);
            text-transform: uppercase;
            letter-spacing: 0.06em;
        }

        .featured-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.5;
        }

        .featured-card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
            flex: 1;
        }

        .featured-card-meta {
            font-size: 12px;
            color: var(--text-faint);
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 8px;
            border-top: 1px solid var(--border-dark);
        }

        /* ---------- Version Note ---------- */
        .version-note-panel {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 28px;
            align-items: center;
            padding: 28px 32px;
            border-radius: var(--radius-lg);
            background: var(--bg-panel);
            border: 1px solid var(--border-neon);
            box-shadow: var(--shadow-neon);
        }

        .version-note-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .version-note-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        .version-note-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            background: var(--amber);
            color: #1a1a1a;
            font-size: 12px;
            font-weight: 800;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        /* ---------- FAQ ---------- */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            overflow: hidden;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .faq-item.is-open {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            text-align: left;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .faq-question:hover {
            color: var(--neon-cyan);
        }

        .faq-toggle-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--neon-cyan-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--neon-cyan);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
            transition: transform var(--transition-base), background var(--transition-base);
        }

        .faq-item.is-open .faq-toggle-icon {
            transform: rotate(45deg);
            background: rgba(0, 212, 255, 0.22);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding-left: 22px;
            padding-right: 22px;
            border-left: 3px solid transparent;
        }

        .faq-item.is-open .faq-answer {
            max-height: 260px;
            padding-top: 0;
            padding-bottom: 18px;
            border-left-color: var(--neon-cyan);
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* ---------- Related Topics ---------- */
        .related-topics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 14px;
        }

        .topic-link-card {
            display: block;
            padding: 18px 20px;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-fast);
        }

        .topic-link-card:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-neon);
            transform: translateY(-2px);
            color: var(--text-primary);
        }

        .topic-link-card h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .topic-link-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ---------- Bottom CTA ---------- */
        .cta-panel {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 24px;
            align-items: center;
            padding: 32px 36px;
            border-radius: var(--radius-lg);
            background: var(--bg-panel);
            border: 1px solid var(--border-neon);
            box-shadow: var(--shadow-neon-strong);
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            left: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-title {
            font-size: 21px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }

        .cta-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            border-radius: var(--radius-pill);
            background: var(--gradient-btn);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            letter-spacing: 0.02em;
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.28);
            transition: box-shadow var(--transition-base), transform var(--transition-fast), filter var(--transition-fast);
            white-space: nowrap;
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }

        .cta-btn:hover {
            filter: brightness(1.08);
            box-shadow: 0 0 36px rgba(0, 212, 255, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border-dark);
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .footer-brand h3 em {
            font-style: normal;
            color: var(--neon-cyan);
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .footer-col ul a:hover {
            color: var(--neon-cyan);
        }

        .footer-contact p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding: 18px 0;
            font-size: 12px;
            color: var(--text-faint);
        }

        .footer-bottom-links {
            display: flex;
            gap: 16px;
        }

        .footer-bottom-links a {
            color: var(--text-muted);
            font-size: 12px;
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--neon-cyan);
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .schedule-item {
                grid-template-columns: 80px 1fr 160px 80px;
                gap: 12px;
                padding: 14px 16px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
            }

            .nav-menu {
                display: none;
            }

            .nav-cta-btn {
                display: none;
            }

            .nav-hamburger {
                display: flex;
            }

            .nav-drawer {
                display: flex;
                opacity: 0;
                pointer-events: none;
                transform: translateY(-12px);
                transition: opacity var(--transition-base), transform var(--transition-base);
            }

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

            .section {
                padding: var(--section-pad-mobile);
            }

            .page-header-section {
                padding: 24px 0 20px;
            }

            .page-header-title {
                font-size: 26px;
            }

            .section-title {
                font-size: 20px;
            }

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

            .version-note-panel {
                grid-template-columns: 1fr;
                padding: 22px 24px;
            }

            .cta-panel {
                grid-template-columns: 1fr;
                padding: 24px;
                text-align: left;
            }

            .cta-btn {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }

            .schedule-item {
                grid-template-columns: 1fr;
                gap: 10px;
                padding: 16px;
            }

            .schedule-date-box {
                flex-direction: row;
                justify-content: center;
                gap: 6px;
                min-height: auto;
                padding: 6px 12px;
            }

            .schedule-date-day {
                font-size: 15px;
            }

            .schedule-time {
                text-align: left;
            }

            .schedule-action {
                text-align: left;
            }

            .data-strip-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .data-badge {
                flex-direction: column;
                text-align: center;
                gap: 8px;
                padding: 14px;
            }

            .related-topics-grid {
                grid-template-columns: 1fr;
            }
        }

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

            .page-header-title {
                font-size: 23px;
            }

            .data-strip-grid {
                grid-template-columns: 1fr;
            }

            .breadcrumb-bar {
                font-size: 12px;
                gap: 6px;
            }

            .faq-question {
                padding: 15px 16px;
                font-size: 14px;
            }

            .faq-answer {
                padding-left: 16px;
                padding-right: 16px;
            }

            .faq-item.is-open .faq-answer {
                padding-bottom: 14px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-deep: #0A0E1A;
            --bg-dark: #0F1524;
            --bg-panel: #141B2E;
            --bg-card: #182136;
            --bg-elevated: #1D2840;
            --neon-cyan: #00D4FF;
            --neon-cyan-soft: rgba(0, 212, 255, 0.14);
            --neon-cyan-glow: rgba(0, 212, 255, 0.32);
            --indigo-deep: #4C1D95;
            --violet: #7C3AED;
            --violet-soft: rgba(124, 58, 237, 0.16);
            --amber: #F59E0B;
            --rose: #F43F5E;
            --text-primary: #FFFFFF;
            --text-body: #E5E7EB;
            --text-muted: #9CA3AF;
            --text-faint: #6B7280;
            --border-dark: rgba(255, 255, 255, 0.07);
            --border-neon: rgba(0, 212, 255, 0.22);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.38);
            --shadow-neon: 0 0 24px rgba(0, 212, 255, 0.10);
            --shadow-neon-strong: 0 0 48px rgba(0, 212, 255, 0.22);
            --gradient-brand: linear-gradient(135deg, #4C1D95 0%, #7C3AED 45%, #00D4FF 100%);
            --gradient-btn: linear-gradient(135deg, #7C3AED 0%, #00D4FF 100%);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1280px;
            --section-pad-desktop: 72px 0;
            --section-pad-mobile: 44px 0;
            --nav-height: 68px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-stack);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 15% 0%, rgba(76, 29, 149, 0.12) 0%, transparent 55%), radial-gradient(ellipse at 85% 8%, rgba(0, 212, 255, 0.07) 0%, transparent 48%);
            background-attachment: fixed;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--neon-cyan);
        }
        .container {
            max-width: var(--max-width);
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(10, 14, 26, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-dark);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 16px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            color: #fff;
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.30);
            letter-spacing: -0.5px;
        }
        .nav-logo-text {
            font-size: 19px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .nav-logo-text em {
            font-style: normal;
            color: var(--neon-cyan);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li {
            position: relative;
        }
        .nav-menu a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: var(--text-primary);
            background: var(--neon-cyan-soft);
        }
        .nav-menu a.active {
            color: var(--neon-cyan);
            background: var(--neon-cyan-soft);
            text-shadow: 0 0 10px var(--neon-cyan-glow);
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            border-radius: 2px;
            background: var(--neon-cyan);
            box-shadow: 0 0 12px var(--neon-cyan);
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            padding: 9px 20px;
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            background: var(--gradient-btn);
            border-radius: var(--radius-pill);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.25);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 0 28px rgba(0, 212, 255, 0.40);
        }
        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .nav-hamburger:hover {
            background: var(--neon-cyan-soft);
        }
        .nav-hamburger span {
            width: 22px;
            height: 2px;
            background: var(--text-body);
            border-radius: 2px;
            transition: background var(--transition-fast);
        }
        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 14, 26, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 998;
            padding: 24px;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
        }
        .nav-drawer.open {
            display: flex;
        }
        .nav-drawer a {
            display: block;
            padding: 14px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .nav-drawer a:hover {
            color: var(--neon-cyan);
            background: var(--neon-cyan-soft);
        }
        .nav-drawer a.active {
            color: var(--neon-cyan);
            background: var(--neon-cyan-soft);
            border-left: 3px solid var(--neon-cyan);
        }
        .nav-drawer-cta {
            margin-top: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px !important;
            font-weight: 600 !important;
            color: #fff !important;
            background: var(--gradient-btn);
            border-radius: var(--radius-pill);
            text-align: center;
        }
        main {
            display: block;
            min-height: 60vh;
        }
        .section {
            padding: var(--section-pad-desktop);
        }
        .section-alt {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
        }
        .section-title {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 32px;
            max-width: 640px;
            line-height: 1.75;
        }
        .breadcrumb-wrapper {
            background: var(--bg-panel);
            border-bottom: 1px solid var(--border-dark);
            padding: 14px 0;
        }
        .breadcrumb {
            margin: 0;
            padding: 0;
            list-style: none;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--neon-cyan);
        }
        .breadcrumb .separator {
            color: var(--text-faint);
            font-size: 11px;
        }
        .breadcrumb .current {
            color: var(--text-body);
            font-weight: 500;
        }
        .cat-page-header {
            background: linear-gradient(135deg, rgba(76, 29, 149, 0.22) 0%, rgba(0, 212, 255, 0.08) 50%, rgba(10, 14, 26, 0.6) 100%);
            border-bottom: 1px solid var(--border-dark);
            padding: 40px 0 32px;
        }
        .cat-h1 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .cat-h1 .h1-accent {
            color: var(--neon-cyan);
        }
        .cat-lead {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .cat-stats-strip {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px 32px;
            align-items: center;
            margin-top: 24px;
        }
        .cat-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .cat-stat-num {
            font-size: 22px;
            font-weight: 800;
            color: var(--neon-cyan);
            letter-spacing: 0.01em;
        }
        .cat-stat-label {
            font-size: 13px;
            color: var(--text-muted);
        }
        .list-card-horizontal {
            display: flex;
            gap: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            margin-bottom: 14px;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .list-card-horizontal::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--gradient-brand);
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .list-card-horizontal:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-neon);
            border-color: var(--border-neon);
        }
        .list-card-horizontal:hover::before {
            opacity: 1;
        }
        .lc-thumb {
            flex-shrink: 0;
            width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--bg-elevated);
        }
        .lc-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .list-card-horizontal:hover .lc-thumb img {
            transform: scale(1.06);
        }
        .lc-body {
            flex: 1;
            min-width: 0;
        }
        .lc-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .lc-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .lc-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--text-faint);
        }
        .lc-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 11px;
            font-weight: 500;
            color: var(--neon-cyan);
            background: var(--neon-cyan-soft);
            border-radius: var(--radius-pill);
            white-space: nowrap;
        }
        .lc-date {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            height: 100%;
        }
        .featured-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-neon);
            border-color: var(--border-neon);
        }
        .featured-thumb {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-elevated);
        }
        .featured-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .featured-card:hover .featured-thumb img {
            transform: scale(1.05);
        }
        .featured-body {
            padding: 18px 20px;
        }
        .featured-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .featured-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .topic-entry {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            height: 100%;
        }
        .topic-entry:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-neon);
            border-color: var(--border-neon);
        }
        .topic-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #fff;
            margin: 0 auto 12px;
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.20);
        }
        .topic-name {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .topic-count {
            font-size: 12px;
            color: var(--text-faint);
        }
        .btn-neon {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: var(--gradient-btn);
            border-radius: var(--radius-pill);
            border: none;
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.22);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .btn-neon:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 0 32px rgba(0, 212, 255, 0.38);
        }
        .btn-outline-neon {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 14px;
            font-weight: 600;
            color: var(--neon-cyan);
            background: transparent;
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-pill);
            transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
        }
        .btn-outline-neon:hover {
            color: #fff;
            background: var(--neon-cyan-soft);
            border-color: var(--neon-cyan);
        }
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin: 28px 0 0;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .pagination a:hover {
            color: var(--neon-cyan);
            border-color: var(--border-neon);
            background: var(--neon-cyan-soft);
        }
        .pagination .current-page {
            color: #fff;
            background: var(--gradient-btn);
            border-color: transparent;
            font-weight: 700;
        }
        .cta-banner {
            background: linear-gradient(135deg, rgba(76, 29, 149, 0.30) 0%, rgba(0, 212, 255, 0.10) 55%, rgba(10, 14, 26, 0.85) 100%);
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-neon);
        }
        .cta-banner h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .cta-banner p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
            max-width: 540px;
            line-height: 1.7;
        }
        .site-footer {
            background: #080B14;
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.6fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--neon-cyan);
        }
        .footer-contact h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-contact p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
            font-size: 12px;
            color: var(--text-faint);
        }
        .footer-bottom-links {
            display: flex;
            gap: 16px;
        }
        .footer-bottom-links a {
            color: var(--text-faint);
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--neon-cyan);
        }
        @media (max-width: 1024px) {
            .nav-menu {
                gap: 0;
            }
            .nav-menu a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section {
                padding: 56px 0;
            }
        }
        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
                --section-pad-desktop: 44px 0;
                --section-pad-mobile: 32px 0;
            }
            body {
                padding-top: var(--nav-height);
            }
            .nav-menu {
                display: none;
            }
            .nav-cta-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .nav-drawer {
                display: none;
            }
            .nav-drawer.open {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
            .cat-h1 {
                font-size: 26px;
            }
            .cat-lead {
                font-size: 14px;
            }
            .section-title {
                font-size: 22px;
            }
            .list-card-horizontal {
                gap: 12px;
                padding: 12px 14px;
            }
            .lc-thumb {
                width: 90px;
                height: 64px;
            }
            .lc-title {
                font-size: 14px;
            }
            .lc-desc {
                font-size: 12px;
                -webkit-line-clamp: 2;
            }
            .cta-banner {
                padding: 24px 20px;
                flex-direction: column;
                text-align: center;
            }
            .cta-banner h3 {
                font-size: 18px;
            }
            .cat-stats-strip {
                padding: 16px;
                gap: 10px 20px;
            }
            .cat-stat-num {
                font-size: 18px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .lc-thumb {
                width: 72px;
                height: 54px;
            }
            .lc-title {
                font-size: 13px;
            }
            .lc-meta {
                flex-wrap: wrap;
                gap: 8px;
            }
            .pagination a,
            .pagination span {
                min-width: 32px;
                height: 32px;
                font-size: 12px;
                padding: 0 6px;
            }
        }

/* roulang page: category6 */
:root {
  --bg-deep: #0A0E1A;
  --bg-dark: #0F1524;
  --bg-panel: #141B2E;
  --bg-card: #182136;
  --bg-elevated: #1D2840;
  --neon-cyan: #00D4FF;
  --neon-cyan-soft: rgba(0, 212, 255, 0.14);
  --neon-cyan-glow: rgba(0, 212, 255, 0.32);
  --indigo-deep: #4C1D95;
  --violet: #7C3AED;
  --violet-soft: rgba(124, 58, 237, 0.16);
  --amber: #F59E0B;
  --rose: #F43F5E;
  --text-primary: #FFFFFF;
  --text-body: #E5E7EB;
  --text-muted: #9CA3AF;
  --text-faint: #6B7280;
  --border-dark: rgba(255, 255, 255, 0.07);
  --border-neon: rgba(0, 212, 255, 0.22);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.38);
  --shadow-neon: 0 0 24px rgba(0, 212, 255, 0.10);
  --shadow-neon-strong: 0 0 48px rgba(0, 212, 255, 0.22);
  --gradient-brand: linear-gradient(135deg, #4C1D95 0%, #7C3AED 45%, #00D4FF 100%);
  --gradient-btn: linear-gradient(135deg, #7C3AED 0%, #00D4FF 100%);
  --gradient-hero-overlay: linear-gradient(180deg, rgba(10, 14, 26, 0.72) 0%, rgba(10, 14, 26, 0.88) 60%, #0A0E1A 100%);
  --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition-fast: 0.18s ease;
  --transition-base: 0.28s ease;
  --transition-slow: 0.4s ease;
  --max-width: 1280px;
  --section-pad-desktop: 72px 0;
  --section-pad-mobile: 48px 0;
  --nav-height: 68px;
}

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

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

body {
  font-family: var(--font-stack);
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-body);
  background-color: var(--bg-deep);
  background-image: radial-gradient(ellipse at 20% 0%, rgba(76, 29, 149, 0.10) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 10%, rgba(0, 212, 255, 0.06) 0%, transparent 50%);
  background-attachment: fixed;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--neon-cyan);
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / Navigation ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  height: var(--nav-height);
  background: rgba(10, 14, 26, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-dark);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
  background: rgba(10, 14, 26, 0.95);
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.35);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 20px;
}

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

.nav-logo-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #fff;
  box-shadow: 0 0 18px rgba(0, 212, 255, 0.30);
  letter-spacing: -0.5px;
}

.nav-logo-text {
  font-size: 19px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.nav-logo-text em {
  font-style: normal;
  color: var(--neon-cyan);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-menu li a {
  display: block;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  transition: color var(--transition-fast), background var(--transition-fast), text-shadow var(--transition-fast);
}

.nav-menu li a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.nav-menu li a.active {
  color: var(--neon-cyan);
  text-shadow: 0 0 12px var(--neon-cyan-glow);
}

.nav-menu li a.active::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  border-radius: 999px;
  background: var(--gradient-brand);
  box-shadow: 0 0 8px var(--neon-cyan-glow);
}

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

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  background: var(--gradient-btn);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 16px rgba(0, 212, 255, 0.22);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.nav-cta-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
  box-shadow: 0 6px 22px rgba(0, 212, 255, 0.34);
  color: #fff;
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-dark);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.nav-hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--text-body);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-hamburger:hover {
  border-color: var(--border-neon);
  background: var(--neon-cyan-soft);
}

.nav-drawer {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 14, 26, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  flex-direction: column;
  padding: 24px;
  gap: 8px;
  overflow-y: auto;
  z-index: 998;
}

.nav-drawer.open {
  display: flex;
}

.nav-drawer a {
  display: block;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 17px;
  font-weight: 600;
  color: var(--text-body);
  border: 1px solid transparent;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.nav-drawer a:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.nav-drawer a.active {
  color: var(--neon-cyan);
  border-color: var(--border-neon);
  text-shadow: 0 0 12px var(--neon-cyan-glow);
  background: var(--neon-cyan-soft);
}

.nav-drawer a.nav-drawer-cta {
  margin-top: 12px;
  text-align: center;
  background: var(--gradient-btn);
  color: #fff;
  font-weight: 700;
  border: none;
  box-shadow: 0 4px 16px rgba(0, 212, 255, 0.22);
}

/* ---------- Breadcrumb ---------- */
.breadcrumb-section {
  padding: calc(var(--nav-height) + 28px) 0 0 0;
  background: linear-gradient(180deg, rgba(15, 21, 36, 0.92) 0%, var(--bg-deep) 100%);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-faint);
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

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

.breadcrumb .sep {
  color: var(--text-faint);
  user-select: none;
}

.breadcrumb .current {
  color: var(--neon-cyan);
  font-weight: 500;
}

/* ---------- Category Header ---------- */
.category-header {
  padding: 40px 0 32px;
  background: linear-gradient(180deg, rgba(15, 21, 36, 0.92) 0%, var(--bg-deep) 100%);
}

.category-header-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: end;
}

.category-header h1 {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.category-header h1 span {
  color: var(--neon-cyan);
}

.category-header p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 720px;
}

.header-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.header-meta .meta-item {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-dark);
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.header-meta .meta-item strong {
  color: var(--neon-cyan);
  font-weight: 700;
}

/* ---------- Data Strip ---------- */
.data-strip-section {
  padding: 24px 0 8px;
}

.data-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: var(--bg-panel);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  box-shadow: var(--shadow-card);
}

.data-strip .strip-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-right: 1px solid var(--border-dark);
  padding-right: 16px;
}

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

.data-strip .strip-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
}

.data-strip .strip-value em {
  font-style: normal;
  color: var(--neon-cyan);
  font-size: 14px;
  font-weight: 600;
  margin-left: 4px;
}

.data-strip .strip-label {
  font-size: 13px;
  color: var(--text-muted);
}

/* ---------- Section Common ---------- */
.section {
  padding: var(--section-pad-desktop);
}

.section-header {
  margin-bottom: 32px;
}

.section-header h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.015em;
  line-height: 1.3;
  margin-bottom: 10px;
}

.section-header h2 span {
  color: var(--neon-cyan);
}

.section-header p {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 760px;
  line-height: 1.7;
}

/* ---------- Honor List Cards ---------- */
.honor-list-section {
  padding-top: 32px;
}

.honor-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.honor-card {
  display: grid;
  grid-template-columns: 180px 1fr auto;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  align-items: center;
}

.honor-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-neon);
  box-shadow: var(--shadow-neon-strong);
}

.honor-card-cover {
  width: 180px;
  height: 110px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-elevated);
  flex-shrink: 0;
}

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

.honor-card-body {
  min-width: 0;
}

.honor-card-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.honor-card-body h3 a:hover {
  color: var(--neon-cyan);
}

.honor-card-body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.honor-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.honor-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  background: var(--violet-soft);
  color: #C4B5FD;
  border: 1px solid rgba(124, 58, 237, 0.22);
}

.honor-tag.cyan {
  background: var(--neon-cyan-soft);
  color: var(--neon-cyan);
  border-color: rgba(0, 212, 255, 0.18);
}

.honor-tag.amber {
  background: rgba(245, 158, 11, 0.12);
  color: var(--amber);
  border-color: rgba(245, 158, 11, 0.22);
}

.honor-card-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  flex-shrink: 0;
}

.honor-card-date {
  font-size: 13px;
  color: var(--text-faint);
}

.honor-card-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-dark);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.honor-card:hover .honor-card-arrow {
  color: var(--neon-cyan);
  border-color: var(--border-neon);
  background: var(--neon-cyan-soft);
}

/* ---------- Featured Honor ---------- */
.featured-honor-section {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

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

.featured-honor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.featured-honor-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-brand);
  opacity: 0.8;
}

.featured-honor-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-neon);
  box-shadow: var(--shadow-neon-strong);
}

.featured-honor-card .featured-label {
  display: inline-block;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  background: var(--gradient-brand);
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: 0.03em;
}

.featured-honor-card h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.4;
}

.featured-honor-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---------- Honor Guide / FAQ ---------- */
.honor-guide-section {
  background: var(--bg-deep);
}

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

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

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.faq-item.active {
  border-color: var(--border-neon);
  box-shadow: var(--shadow-neon);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 18px 20px;
  text-align: left;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  background: transparent;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.faq-question:hover {
  color: var(--neon-cyan);
  background: rgba(255, 255, 255, 0.02);
}

.faq-question .faq-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-pill);
  background: var(--neon-cyan-soft);
  color: var(--neon-cyan);
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-answer-inner {
  padding: 0 20px 18px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

/* ---------- Related Topics ---------- */
.related-topics-section {
  padding-top: 32px;
}

.related-topics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.related-topic-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.related-topic-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-neon);
  box-shadow: var(--shadow-neon);
}

.related-topic-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--gradient-brand);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  flex-shrink: 0;
}

.related-topic-card h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.related-topic-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---------- Pagination ---------- */
.pagination-section {
  padding: 32px 0 80px;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.pagination a:hover {
  border-color: var(--border-neon);
  color: var(--neon-cyan);
  background: var(--neon-cyan-soft);
}

.pagination .current {
  background: var(--gradient-brand);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(0, 212, 255, 0.20);
}

.pagination .dots {
  background: transparent;
  border: none;
  color: var(--text-faint);
}

/* ---------- Bottom CTA ---------- */
.bottom-cta-section {
  padding: 8px 0 80px;
}

.bottom-cta {
  background: var(--bg-panel);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  box-shadow: var(--shadow-card), inset 0 0 80px rgba(0, 212, 255, 0.04);
}

.bottom-cta h2 {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.015em;
}

.bottom-cta p {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto 24px;
  line-height: 1.7;
}

.bottom-cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  background: var(--gradient-btn);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 6px 20px rgba(0, 212, 255, 0.26);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: 0 10px 30px rgba(0, 212, 255, 0.38);
  color: #fff;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  background: transparent;
  border: 1px solid var(--border-neon);
  color: var(--neon-cyan);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-ghost:hover {
  transform: translateY(-2px);
  background: var(--neon-cyan-soft);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 22px rgba(0, 212, 255, 0.20);
  color: var(--neon-cyan);
}

/* ---------- Footer ---------- */
.site-footer {
  background: #070B14;
  border-top: 1px solid var(--border-dark);
  padding: 56px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 32px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}

.footer-brand h3 em {
  font-style: normal;
  color: var(--neon-cyan);
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col ul li a {
  font-size: 14px;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

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

.footer-contact h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.footer-contact p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-dark);
  font-size: 13px;
  color: var(--text-faint);
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: auto;
}

.footer-bottom-links a {
  color: var(--text-faint);
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--neon-cyan);
}

/* ---------- Focus / Accessibility ---------- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 3px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .category-header-inner {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .header-meta {
    justify-content: flex-start;
  }
  .data-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .data-strip .strip-item:nth-child(2) {
    border-right: none;
    padding-right: 0;
  }
  .data-strip .strip-item:nth-child(3) {
    border-right: 1px solid var(--border-dark);
    padding-right: 16px;
  }
  .featured-honor-grid {
    grid-template-columns: 1fr;
  }
  .honor-guide-grid {
    grid-template-columns: 1fr;
  }
  .related-topics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
    --section-pad-desktop: 48px 0;
    --section-pad-mobile: 40px 0;
  }
  .nav-menu {
    display: none;
  }
  .nav-hamburger {
    display: flex;
  }
  .nav-cta-btn {
    display: none;
  }
  .category-header h1 {
    font-size: 28px;
  }
  .category-header p {
    font-size: 15px;
  }
  .honor-card {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 16px;
  }
  .honor-card-cover {
    width: 100%;
    height: 160px;
  }
  .honor-card-meta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }
  .data-strip {
    grid-template-columns: 1fr 1fr;
    padding: 18px;
  }
  .related-topics-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-bottom-links {
    margin-left: 0;
  }
  .section-header h2 {
    font-size: 24px;
  }
  .bottom-cta {
    padding: 28px 20px;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .data-strip {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .data-strip .strip-item {
    border-right: none !important;
    padding-right: 0 !important;
    border-bottom: 1px solid var(--border-dark);
    padding-bottom: 10px;
  }
  .data-strip .strip-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }
  .category-header h1 {
    font-size: 24px;
  }
  .honor-card-cover {
    height: 140px;
  }
  .pagination a,
  .pagination span {
    min-width: 34px;
    height: 34px;
    padding: 0 8px;
    font-size: 13px;
  }
  .btn-primary,
  .btn-ghost {
    width: 100%;
    padding: 12px 20px;
    font-size: 14px;
  }
  .bottom-cta-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}