/* roulang page: index */
:root {
            --bg-primary: #0A1428;
            --bg-secondary: #0F2A4A;
            --bg-card: rgba(18, 36, 70, 0.72);
            --bg-card-hover: rgba(24, 44, 82, 0.88);
            --primary: #0F2A4A;
            --accent: #D4AF37;
            --accent-light: #E8B84B;
            --highlight: #6FA9FF;
            --highlight-light: #7DB3FF;
            --text-primary: #E5F0FF;
            --text-secondary: #C2D2E8;
            --text-muted: #8EA3C0;
            --border-light: rgba(255, 255, 255, 0.08);
            --border-gold: rgba(212, 175, 55, 0.45);
            --border-gold-strong: rgba(212, 175, 55, 0.75);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 24px 56px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 22px rgba(212, 175, 55, 0.5);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-sm: 6px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'Inter', 'Roboto Condensed', 'SF Mono', monospace;
            --transition-fast: 0.2s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s ease;
            --header-height: 68px;
            --section-padding-desktop: 72px;
            --section-padding-tablet: 56px;
            --section-padding-mobile: 40px;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        main {
            flex: 1 0 auto;
            width: 100%;
        }

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

        a {
            color: var(--highlight);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
        }

        a:hover,
        a:focus-visible {
            color: var(--accent-light);
            text-decoration: none;
        }

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

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

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-primary);
            margin: 0 0 0.6em;
        }

        h1 {
            font-size: clamp(2rem, 4.5vw, 2.75rem);
            font-weight: 700;
            letter-spacing: -0.01em;
        }

        h2 {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 700;
            letter-spacing: -0.005em;
        }

        h3 {
            font-size: clamp(1.15rem, 2vw, 1.35rem);
            font-weight: 600;
        }

        p {
            margin-bottom: 1em;
            color: var(--text-secondary);
        }

        .text-muted {
            color: var(--text-muted);
        }

        .text-gold {
            color: var(--accent);
        }

        .text-highlight {
            color: var(--highlight);
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding-top: var(--section-padding-desktop);
            padding-bottom: var(--section-padding-desktop);
        }

        .section-pad-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .section-pad-lg {
            padding-top: 88px;
            padding-bottom: 88px;
        }

        .section-tight {
            padding-top: 40px;
            padding-bottom: 40px;
        }

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

        .bg-deep {
            background: #081020;
        }

        .border-top-gold {
            border-top: 1px solid var(--border-gold);
        }

        .border-bottom-gold {
            border-bottom: 1px solid var(--border-gold);
        }

        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
            margin: 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 4px 14px;
            background: rgba(212, 175, 55, 0.08);
        }

        .section-title {
            margin-bottom: 0.5rem;
        }

        .section-subtitle {
            max-width: 680px;
            margin-left: auto;
            margin-right: auto;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .text-center {
            text-align: center;
        }

        /* Header / Navigation */
        .site-header {
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            height: var(--header-height);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 99;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
            border-bottom-color: rgba(212, 175, 55, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            white-space: nowrap;
            line-height: 1.2;
        }

        .brand-logo .logo-mark {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #081020;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .brand-logo span {
            font-weight: 700;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .nav-desktop a.nav-link {
            color: var(--text-secondary);
            font-size: 0.88rem;
            font-weight: 500;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            border-bottom: 2px solid transparent;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
            white-space: nowrap;
        }

        .nav-desktop a.nav-link:hover,
        .nav-desktop a.nav-link:focus-visible {
            color: var(--accent-light);
            background: rgba(212, 175, 55, 0.06);
            border-bottom-color: rgba(212, 175, 55, 0.5);
        }

        .nav-desktop a.nav-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 600;
            background: rgba(212, 175, 55, 0.08);
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #081020;
            font-weight: 700;
            font-size: 0.88rem;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: all var(--transition-base);
            box-shadow: 0 4px 14px rgba(212, 175, 55, 0.3);
            border: 1px solid transparent;
        }

        .header-cta:hover,
        .header-cta:focus-visible {
            background: var(--accent-light);
            box-shadow: 0 6px 24px rgba(212, 175, 55, 0.5);
            color: #081020;
            transform: translateY(-1px);
        }

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

        .hamburger-btn:hover,
        .hamburger-btn:focus-visible {
            background: rgba(255, 255, 255, 0.05);
        }

        .hamburger-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
            transform-origin: center;
        }

        .hamburger-btn[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger-btn[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .hamburger-btn[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: #081020f2;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            z-index: 98;
            padding: 24px 20px 40px;
            overflow-y: auto;
            flex-direction: column;
            gap: 8px;
            border-top: 1px solid rgba(212, 175, 55, 0.2);
        }

        .mobile-nav-panel.open {
            display: flex;
        }

        .mobile-nav-panel a {
            color: var(--text-secondary);
            font-size: 1.1rem;
            font-weight: 500;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: all var(--transition-base);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a:focus-visible {
            color: var(--accent);
            background: rgba(212, 175, 55, 0.06);
            border-color: rgba(212, 175, 55, 0.2);
        }

        .mobile-nav-panel a.active {
            color: var(--accent);
            background: rgba(212, 175, 55, 0.1);
            border-color: rgba(212, 175, 55, 0.35);
            font-weight: 600;
        }

        .mobile-nav-cta {
            margin-top: 16px;
            background: var(--accent);
            color: #081020;
            text-align: center;
            font-weight: 700;
            padding: 14px 20px;
            border-radius: var(--radius-btn);
            box-shadow: var(--shadow-glow);
            transition: all var(--transition-base);
        }

        .mobile-nav-cta:hover {
            background: var(--accent-light);
            box-shadow: 0 0 30px rgba(212, 175, 55, 0.6);
            color: #081020;
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 600px;
            display: flex;
            align-items: center;
            background: var(--bg-primary);
            overflow: hidden;
            padding: 48px 0 64px;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/643ffe703766d6a3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 20, 40, 0.6) 0%, rgba(10, 20, 40, 0.85) 40%, rgba(10, 20, 40, 0.95) 100%);
            z-index: 1;
        }

        .hero-grid-texture {
            position: absolute;
            inset: 0;
            z-index: 1;
            background-image: radial-gradient(circle at 20% 30%, rgba(111, 169, 255, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(212, 175, 55, 0.06) 0%, transparent 45%),
                linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
            background-size: 100% 100%, 100% 100%, 48px 48px, 48px 48px;
            pointer-events: none;
            mask-image: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.8), transparent);
            -webkit-mask-image: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.8), transparent);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .hero-left .h1-title {
            font-size: clamp(2.2rem, 5vw, 3.2rem);
            margin-bottom: 0.75rem;
            letter-spacing: -0.015em;
            color: #fff;
        }

        .hero-left .h1-title .accent-underline {
            color: var(--accent);
            position: relative;
            display: inline-block;
        }

        .hero-left .h1-title .accent-underline::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -3px;
            width: 100%;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            opacity: 0.6;
        }

        .hero-lead {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 1.5rem;
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 1.75rem;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 13px 26px;
            border-radius: var(--radius-btn);
            border: 1px solid transparent;
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .btn-gold {
            background: var(--accent);
            color: #081020;
            box-shadow: var(--shadow-glow);
            border-color: var(--accent);
        }

        .btn-gold:hover,
        .btn-gold:focus-visible {
            background: var(--accent-light);
            box-shadow: 0 0 30px rgba(212, 175, 55, 0.65);
            color: #081020;
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .btn-outline:hover,
        .btn-outline:focus-visible {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(212, 175, 55, 0.05);
            transform: translateY(-2px);
        }

        .hero-progress-wrap {
            max-width: 440px;
            margin-bottom: 1.25rem;
        }

        .hero-progress-label {
            display: flex;
            justify-content: space-between;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .hero-progress-label strong {
            color: var(--accent);
            font-weight: 700;
        }

        .hero-progress-bar {
            height: 8px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 999px;
            overflow: hidden;
        }

        .hero-progress-bar-fill {
            display: block;
            height: 100%;
            width: 72%;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            border-radius: 999px;
            transition: width var(--transition-slow);
            box-shadow: 0 0 12px rgba(212, 175, 55, 0.5);
        }

        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 20px 22px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

        .glass-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(212, 175, 55, 0.3);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .metric-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .metric-card {
            background: rgba(15, 42, 74, 0.65);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            padding: 16px 18px;
            transition: all var(--transition-base);
        }

        .metric-card:hover {
            border-color: rgba(212, 175, 55, 0.4);
            background: rgba(24, 44, 82, 0.8);
        }

        .metric-number {
            font-family: var(--font-num);
            font-size: 1.9rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.01em;
        }

        .metric-number .unit {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-muted);
            margin-left: 4px;
            letter-spacing: 0;
        }

        .metric-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .metric-trend {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            color: #4ade80;
            background: rgba(74, 222, 128, 0.1);
            padding: 2px 8px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }

        .metric-trend.warm {
            color: #fbbf24;
            background: rgba(251, 191, 36, 0.1);
        }

        /* Section base */
        .section-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 40px;
        }

        .section-header.left {
            text-align: left;
            margin-left: 0;
            margin-right: auto;
        }

        /* Problem statement */
        .problem-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }

        .problem-item {
            background: rgba(15, 42, 74, 0.5);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            transition: all var(--transition-base);
        }

        .problem-item:hover {
            border-color: rgba(212, 175, 55, 0.3);
            background: rgba(24, 44, 82, 0.6);
            transform: translateY(-3px);
        }

        .problem-item .icon-circle {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(212, 175, 55, 0.12);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            margin-bottom: 14px;
        }

        .problem-item h3 {
            font-size: 1.05rem;
            margin-bottom: 8px;
        }

        .problem-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        /* Service matrix */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 22px;
        }

        .service-card {
            background: var(--bg-card);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 26px 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-card:hover {
            border-color: rgba(212, 175, 55, 0.4);
            background: var(--bg-card-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .service-card .icon-badge {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(212, 175, 55, 0.12);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 16px;
        }

        .service-card h3 {
            font-size: 1.1rem;
            margin-bottom: 10px;
        }

        .service-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        .service-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            margin-top: 14px;
            transition: all var(--transition-base);
        }

        .service-card .card-link:hover {
            color: var(--accent-light);
            gap: 10px;
        }

        /* Result preview / comparison */
        .compare-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .compare-panel {
            background: rgba(15, 42, 74, 0.55);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 26px;
            transition: all var(--transition-base);
        }

        .compare-panel.highlight-panel {
            border-color: var(--border-gold);
            background: rgba(212, 175, 55, 0.06);
        }

        .compare-panel h3 {
            font-size: 1.05rem;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .compare-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            gap: 12px;
        }

        .compare-row:last-child {
            border-bottom: none;
        }

        .compare-row .row-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            flex-shrink: 0;
        }

        .compare-row .row-bar-bg {
            flex: 1;
            height: 8px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            overflow: hidden;
        }

        .compare-row .row-bar {
            display: block;
            height: 100%;
            border-radius: 999px;
            background: linear-gradient(90deg, var(--highlight), var(--highlight-light));
        }

        .compare-row .row-bar.gold {
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
        }

        .compare-row .row-value {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            white-space: nowrap;
            min-width: 48px;
            text-align: right;
        }

        /* Quick answers */
        .qa-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 820px;
            margin: 0 auto;
        }

        .qa-item {
            background: rgba(15, 42, 74, 0.5);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .qa-item:hover {
            border-color: rgba(212, 175, 55, 0.25);
        }

        .qa-item summary {
            list-style: none;
            cursor: pointer;
            padding: 16px 20px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: color var(--transition-base);
        }

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

        .qa-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--accent);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }

        .qa-item[open] summary::after {
            transform: rotate(45deg);
        }

        .qa-item summary:hover {
            color: var(--accent);
        }

        .qa-answer {
            padding: 0 20px 18px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 28px;
            max-width: 720px;
            margin: 0 auto;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, var(--accent), rgba(212, 175, 55, 0.2));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 28px;
            padding-left: 18px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: -24px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent);
            border: 2px solid #081020;
            box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.25);
            z-index: 1;
        }

        .timeline-item h3 {
            font-size: 1rem;
            margin-bottom: 6px;
        }

        .timeline-item p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        .timeline-item .timeline-time {
            font-size: 0.75rem;
            color: var(--accent);
            font-weight: 600;
            letter-spacing: 0.04em;
            display: block;
            margin-bottom: 4px;
        }

        /* News list */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 22px;
        }

        .news-card {
            background: var(--bg-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            border-color: rgba(212, 175, 55, 0.35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .news-card .news-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-secondary);
        }

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

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

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

        .news-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(212, 175, 55, 0.1);
            padding: 3px 10px;
            border-radius: 999px;
            margin-bottom: 10px;
            letter-spacing: 0.04em;
            align-self: flex-start;
        }

        .news-card h3 {
            font-size: 1rem;
            margin-bottom: 8px;
        }

        .news-card .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .news-card p {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

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

        .security-item {
            background: rgba(15, 42, 74, 0.55);
            border: 1px solid var(--border-light);
            border-radius: 14px;
            padding: 20px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
            transition: all var(--transition-base);
        }

        .security-item:hover {
            border-color: rgba(212, 175, 55, 0.35);
            background: rgba(24, 44, 82, 0.65);
            transform: translateY(-2px);
        }

        .security-item .sec-icon {
            width: 38px;
            height: 38px;
            flex-shrink: 0;
            border-radius: 8px;
            background: rgba(212, 175, 55, 0.12);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
        }

        .security-item h3 {
            font-size: 0.95rem;
            margin-bottom: 4px;
        }

        .security-item p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* Brand intro */
        .brand-intro-block {
            background: rgba(15, 42, 74, 0.45);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 32px 30px;
            max-width: 900px;
            margin: 0 auto;
        }

        .brand-intro-block p {
            font-size: 0.95rem;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: 1em;
        }

        .brand-intro-block p:last-child {
            margin-bottom: 0;
        }

        /* Tier / ladder */
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .tier-card {
            background: var(--bg-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
        }

        .tier-card.featured {
            border-color: var(--border-gold);
            background: rgba(212, 175, 55, 0.07);
        }

        .tier-card:hover {
            transform: translateY(-4px);
            border-color: rgba(212, 175, 55, 0.4);
            box-shadow: var(--shadow-card-hover);
        }

        .tier-name {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .tier-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .tier-progress {
            height: 6px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .tier-progress-fill {
            display: block;
            height: 100%;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            border-radius: 999px;
        }

        .tier-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .tier-meta strong {
            color: var(--accent);
        }

        /* Trial center */
        .trial-banner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: center;
            background: rgba(15, 42, 74, 0.55);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 30px;
        }

        .trial-info h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
        }

        .trial-info p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .trial-points {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-bottom: 18px;
        }

        .trial-points li {
            font-size: 0.88rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .trial-points li i {
            color: var(--accent);
            font-size: 0.8rem;
        }

        .trial-img {
            border-radius: 12px;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

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

        /* Scenario cards */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }

        .scenario-card {
            background: var(--bg-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .scenario-card:hover {
            border-color: rgba(212, 175, 55, 0.35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

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

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

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

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

        .scenario-card h3 {
            font-size: 1rem;
            margin-bottom: 6px;
        }

        .scenario-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        /* Tag cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .tag-pill {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            cursor: default;
        }

        .tag-pill:hover {
            color: var(--accent);
            border-color: rgba(212, 175, 55, 0.4);
            background: rgba(212, 175, 55, 0.08);
            transform: translateY(-2px);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: rgba(15, 42, 74, 0.55);
            border: 1px solid var(--border-light);
            border-radius: 14px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(212, 175, 55, 0.3);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            padding: 18px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            cursor: pointer;
            transition: all var(--transition-base);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--accent);
            font-size: 1rem;
            transition: transform var(--transition-base);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            padding: 0 20px;
        }

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

        /* Form */
        .form-section {
            background: rgba(8, 16, 32, 0.7);
        }

        .form-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: start;
        }

        .form-card {
            background: var(--bg-card);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 28px 26px;
            box-shadow: var(--shadow-card);
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            background: rgba(10, 20, 40, 0.7);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-input);
            padding: 12px 14px;
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: all var(--transition-base);
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
            background: rgba(15, 42, 74, 0.6);
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: rgba(142, 163, 192, 0.6);
        }

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

        .form-submit-btn {
            width: 100%;
            background: var(--accent);
            color: #081020;
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 24px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--accent);
            box-shadow: var(--shadow-glow);
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }

        .form-submit-btn:hover,
        .form-submit-btn:focus-visible {
            background: var(--accent-light);
            box-shadow: 0 0 32px rgba(212, 175, 55, 0.65);
            transform: translateY(-2px);
        }

        .form-side-info {
            background: rgba(15, 42, 74, 0.45);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 26px;
        }

        .form-side-info h3 {
            font-size: 1.1rem;
            margin-bottom: 14px;
        }

        .form-side-info ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 18px;
        }

        .form-side-info ul li {
            font-size: 0.88rem;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .form-side-info ul li i {
            color: var(--accent);
            margin-top: 3px;
            font-size: 0.8rem;
            flex-shrink: 0;
        }

        /* Floating CTA */
        .floating-cta {
            position: fixed;
            bottom: 24px;
            right: 24px;
            z-index: 80;
            background: var(--accent);
            color: #081020;
            font-weight: 700;
            font-size: 0.9rem;
            padding: 12px 22px;
            border-radius: 999px;
            box-shadow: 0 8px 28px rgba(212, 175, 55, 0.45);
            transition: all var(--transition-base);
            display: flex;
            align-items: center;
            gap: 8px;
            opacity: 0;
            transform: translateY(20px);
            pointer-events: none;
        }

        .floating-cta.visible {
            opacity: 1;
            transform: translateY(0);
            pointer-events: auto;
        }

        .floating-cta:hover {
            background: var(--accent-light);
            box-shadow: 0 12px 36px rgba(212, 175, 55, 0.6);
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background: #060D1A;
            border-top: 1px solid var(--border-light);
            padding: 48px 0 24px;
            flex-shrink: 0;
        }

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

        .footer-brand h3 {
            font-size: 1.2rem;
            margin-bottom: 12px;
            color: #fff;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

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

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-base);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

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

        .footer-bottom .legal-links a {
            color: var(--text-muted);
            font-size: 0.78rem;
            transition: color var(--transition-base);
        }

        .footer-bottom .legal-links a:hover {
            color: var(--accent);
        }

        /* Scroll progress */
        .scroll-progress {
            position: fixed;
            top: 0;
            left: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            z-index: 100;
            width: 0;
            transition: width 0.15s ease;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-padding-desktop: 56px;
                --section-padding-tablet: 48px;
            }

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

            .hero-right {
                max-width: 560px;
            }

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

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

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

        @media (max-width: 768px) {
            :root {
                --section-padding-desktop: 40px;
                --section-padding-tablet: 40px;
                --header-height: 60px;
            }

            .nav-desktop {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .hamburger-btn {
                display: flex;
            }

            .hero-section {
                min-height: auto;
                padding: 32px 0 48px;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

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

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

            .compare-wrap {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .section-header {
                margin-bottom: 28px;
            }

            .news-grid,
            .service-grid,
            .problem-grid,
            .security-grid,
            .tier-grid,
            .scenario-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .trial-banner {
                padding: 20px;
            }

            .form-card {
                padding: 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .timeline {
                padding-left: 20px;
            }

            .timeline-item {
                padding-left: 12px;
            }

            .timeline-dot {
                left: -18px;
                width: 12px;
                height: 12px;
            }

            .floating-cta {
                bottom: 16px;
                right: 16px;
                font-size: 0.82rem;
                padding: 10px 18px;
            }
        }

        @media (max-width: 520px) {
            .metric-grid {
                grid-template-columns: 1fr;
            }

            .hero-left .h1-title {
                font-size: 1.8rem;
            }

            .hero-lead {
                font-size: 0.95rem;
            }

            .glass-card {
                padding: 16px;
            }

            .metric-card {
                padding: 12px 14px;
            }

            .metric-number {
                font-size: 1.5rem;
            }

            .section-label {
                font-size: 0.72rem;
                padding: 3px 10px;
            }

            .tier-grid,
            .scenario-grid,
            .security-grid {
                grid-template-columns: 1fr;
            }

            .footer-bottom {
                font-size: 0.72rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0A1428;
            --bg-secondary: #0F2A4A;
            --bg-card: rgba(18, 36, 70, 0.72);
            --bg-card-hover: rgba(24, 44, 82, 0.88);
            --primary: #0F2A4A;
            --accent: #D4AF37;
            --accent-light: #E8B84B;
            --highlight: #6FA9FF;
            --highlight-light: #7DB3FF;
            --text-primary: #E5F0FF;
            --text-secondary: #C2D2E8;
            --text-muted: #8EA3C0;
            --border-light: rgba(255, 255, 255, 0.08);
            --border-gold: rgba(212, 175, 55, 0.45);
            --border-gold-strong: rgba(212, 175, 55, 0.75);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 24px 56px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 22px rgba(212, 175, 55, 0.5);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-sm: 6px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'Inter', 'Roboto Condensed', 'SF Mono', monospace;
            --transition-fast: 0.2s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s ease;
            --header-height: 68px;
            --section-padding-desktop: 56px;
            --section-padding-tablet: 48px;
            --section-padding-mobile: 40px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-tap-highlight-color: transparent;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }
        main {
            flex: 1 0 auto;
            width: 100%;
        }
        img,
        video {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--highlight);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
        }
        a:hover,
        a:focus-visible {
            color: var(--accent-light);
            text-decoration: none;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        .text-muted {
            color: var(--text-muted);
        }
        .text-gold {
            color: var(--accent);
        }
        .text-highlight {
            color: var(--highlight);
        }
        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-pad {
            padding-top: var(--section-padding-desktop);
            padding-bottom: var(--section-padding-desktop);
        }
        .section-pad-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }
        .section-pad-lg {
            padding-top: 88px;
            padding-bottom: 88px;
        }
        .section-tight {
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
            margin: 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 4px 14px;
            background: rgba(212, 175, 55, 0.08);
        }
        .section-title {
            margin-bottom: 0.5rem;
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-primary);
        }
        .section-subtitle {
            max-width: 680px;
            margin-left: auto;
            margin-right: auto;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .text-center {
            text-align: center;
        }

        /* Header / Navigation */
        .site-header {
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            height: var(--header-height);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .brand-logo:hover,
        .brand-logo:focus-visible {
            color: var(--accent-light);
        }
        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--accent);
            color: #0A1428;
            font-weight: 800;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }
        .nav-desktop .nav-link {
            color: var(--text-secondary);
            font-size: 0.88rem;
            font-weight: 500;
            padding: 8px 12px;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            border-radius: 2px 2px 0 0;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
        }
        .nav-desktop .nav-link:hover {
            color: var(--accent-light);
            background: rgba(212, 175, 55, 0.05);
        }
        .nav-desktop .nav-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 600;
        }
        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #0A1428;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
            box-shadow: 0 4px 14px rgba(212, 175, 55, 0.25);
        }
        .header-cta:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
            color: #0A1428;
        }
        .hamburger-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
        }
        .hamburger-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-secondary);
            border-radius: 2px;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }
        .hamburger-btn span:last-child {
            width: 18px;
        }
        .mobile-nav-panel {
            display: none;
            position: absolute;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            padding: 16px 20px 20px;
            flex-direction: column;
            gap: 4px;
            z-index: 999;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            color: var(--text-secondary);
            font-size: 1rem;
            padding: 12px 8px;
            border-radius: var(--radius-sm);
            border-bottom: 1px solid var(--border-light);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--accent);
            background: rgba(212, 175, 55, 0.06);
        }
        .mobile-nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #0A1428 !important;
            font-weight: 700;
            padding: 12px 16px;
            border-radius: var(--radius-btn);
            margin-top: 10px;
            border-bottom: none !important;
        }
        .mobile-nav-cta:hover {
            background: var(--accent-light);
            color: #0A1428 !important;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: rgba(6, 13, 26, 0.8);
            border-bottom: 1px solid var(--border-light);
            padding: 12px 0;
        }
        .breadcrumb-inner {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-inner a {
            color: var(--text-secondary);
        }
        .breadcrumb-inner a:hover {
            color: var(--accent-light);
        }
        .breadcrumb-sep {
            color: var(--text-muted);
            font-size: 0.7rem;
        }
        .breadcrumb-current {
            color: var(--accent);
            font-weight: 600;
        }

        /* Page Hero Small Banner */
        .page-hero-sm {
            position: relative;
            min-height: 360px;
            display: flex;
            align-items: center;
            padding: 56px 0 48px;
            overflow: hidden;
            background: var(--bg-primary);
        }
        .page-hero-sm .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }
        .page-hero-sm .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.35;
        }
        .page-hero-sm .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 20, 40, 0.75) 0%, rgba(10, 20, 40, 0.9) 100%);
            z-index: 1;
        }
        .page-hero-sm .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .page-hero-sm .hero-grid-pattern {
            position: absolute;
            inset: 0;
            z-index: 1;
            background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 32px 32px;
            pointer-events: none;
        }
        .page-hero-sm h1 {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        .page-hero-sm .hero-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .hero-stat-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .hero-stat-item i {
            color: var(--accent);
            font-size: 1rem;
        }
        .hero-stat-item strong {
            color: var(--text-primary);
            font-weight: 700;
            font-family: var(--font-num);
            font-size: 1.2rem;
        }

        /* Match list section */
        .match-list-section {
            background: var(--bg-primary);
        }
        .match-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 20px;
            margin-top: 28px;
        }
        .match-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .match-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }
        .match-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }
        .match-league-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            color: var(--accent);
            font-weight: 600;
            background: rgba(212, 175, 55, 0.1);
            border: 1px solid rgba(212, 175, 55, 0.25);
            padding: 4px 10px;
            border-radius: 999px;
        }
        .match-status-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 999px;
            background: rgba(111, 169, 255, 0.12);
            color: var(--highlight);
            border: 1px solid rgba(111, 169, 255, 0.25);
        }
        .match-status-tag.live {
            background: rgba(212, 175, 55, 0.12);
            color: var(--accent);
            border-color: rgba(212, 175, 55, 0.35);
        }
        .match-status-tag.finished {
            background: rgba(142, 163, 192, 0.1);
            color: var(--text-muted);
            border-color: rgba(142, 163, 192, 0.25);
        }
        .match-card-body {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .match-team {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            flex: 1;
            min-width: 0;
        }
        .match-team img {
            width: 56px;
            height: 56px;
            border-radius: 12px;
            object-fit: cover;
            border: 1px solid var(--border-light);
            transition: border-color var(--transition-base);
        }
        .match-card:hover .match-team img {
            border-color: var(--border-gold);
        }
        .match-team-name {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            text-align: center;
            line-height: 1.3;
        }
        .match-score-box {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .match-score {
            font-family: var(--font-num);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
            line-height: 1;
        }
        .match-score-divider {
            color: var(--text-muted);
            font-size: 1.2rem;
            font-weight: 500;
        }
        .match-time-info {
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .match-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
        }
        .match-detail-link {
            font-size: 0.82rem;
            color: var(--highlight);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .match-detail-link:hover {
            color: var(--accent-light);
        }
        .match-mini-stat {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .match-mini-stat i {
            color: var(--accent);
        }

        /* Data update section */
        .data-update-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .data-update-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
            margin-top: 28px;
        }
        .data-update-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 22px;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            transition: transform var(--transition-base), border-color var(--transition-base);
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }
        .data-update-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-gold);
        }
        .data-update-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(212, 175, 55, 0.12);
            border: 1px solid rgba(212, 175, 55, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--accent);
            font-size: 1.2rem;
        }
        .data-update-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .data-update-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* Hot match section */
        .hot-match-section {
            background: var(--bg-primary);
        }
        .hot-match-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
            margin-top: 28px;
        }
        .hot-match-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-light);
            background: var(--bg-card);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }
        .hot-match-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-card-hover);
        }
        .hot-match-card .hot-match-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #0a1428;
        }
        .hot-match-card .hot-match-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .hot-match-card:hover .hot-match-img img {
            transform: scale(1.04);
        }
        .hot-match-card .hot-match-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(10, 20, 40, 0.85) 100%);
        }
        .hot-match-card .hot-match-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(212, 175, 55, 0.85);
            color: #0A1428;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 999px;
        }
        .hot-match-card .hot-match-body {
            padding: 18px 20px 20px;
        }
        .hot-match-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .hot-match-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 12px;
            line-height: 1.65;
        }
        .hot-match-link {
            font-size: 0.82rem;
            color: var(--highlight);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .hot-match-link:hover {
            color: var(--accent-light);
        }

        /* Query tips */
        .query-tips-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .tips-list {
            margin-top: 28px;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 16px;
        }
        .tip-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            padding: 16px 18px;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            transition: border-color var(--transition-base), transform var(--transition-base);
        }
        .tip-item:hover {
            border-color: var(--border-gold);
            transform: translateY(-2px);
        }
        .tip-item .tip-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(111, 169, 255, 0.12);
            border: 1px solid rgba(111, 169, 255, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--highlight);
            font-size: 0.9rem;
        }
        .tip-item p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0;
        }
        .tip-item strong {
            color: var(--text-primary);
            font-weight: 600;
        }

        /* FAQ section */
        .faq-section {
            background: var(--bg-primary);
        }
        .faq-list {
            margin-top: 28px;
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 820px;
            margin-left: auto;
            margin-right: auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            padding: 0;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            transition: border-color var(--transition-base);
            overflow: hidden;
        }
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            user-select: none;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--text-primary);
        }
        .faq-question h3 {
            font-size: 1rem;
            font-weight: 600;
            margin: 0;
            color: var(--text-primary);
        }
        .faq-question .faq-toggle-icon {
            flex-shrink: 0;
            color: var(--accent);
            font-size: 0.85rem;
            transition: transform var(--transition-fast);
        }
        .faq-item.open .faq-toggle-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* CTA section */
        .cta-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-gold);
        }
        .cta-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .cta-info h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .cta-info p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.75;
            margin-bottom: 8px;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #0A1428;
            font-weight: 700;
            font-size: 0.95rem;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            box-shadow: 0 4px 16px rgba(212, 175, 55, 0.3);
            transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
            margin-top: 8px;
        }
        .cta-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            color: #0A1428;
        }
        .cta-visual {
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            aspect-ratio: 16 / 10;
        }
        .cta-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* Footer */
        .site-footer {
            background: #060D1A;
            border-top: 1px solid var(--border-light);
            padding: 48px 0 28px;
            flex-shrink: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .footer-bottom .legal-links {
            display: flex;
            gap: 16px;
            margin-left: auto;
        }
        .footer-bottom .legal-links a {
            color: var(--text-muted);
            font-size: 0.8rem;
        }
        .footer-bottom .legal-links a:hover {
            color: var(--accent-light);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .header-cta {
                font-size: 0.78rem;
                padding: 8px 14px;
            }
            .nav-desktop .nav-link {
                font-size: 0.78rem;
                padding: 8px 8px;
            }
            .page-hero-sm h1 {
                font-size: 2.1rem;
            }
            .match-list-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
            .cta-wrapper {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .page-hero-sm {
                min-height: 300px;
                padding: 40px 0 36px;
            }
            .page-hero-sm h1 {
                font-size: 1.7rem;
            }
            .page-hero-sm .hero-desc {
                font-size: 0.95rem;
            }
            .hero-stat-row {
                gap: 16px;
            }
            .match-list-grid {
                grid-template-columns: 1fr;
            }
            .hot-match-grid {
                grid-template-columns: 1fr;
            }
            .data-update-grid {
                grid-template-columns: 1fr;
            }
            .tips-list {
                grid-template-columns: 1fr;
            }
            .match-card-body {
                flex-wrap: wrap;
            }
            .match-score-box {
                order: 3;
                width: 100%;
                justify-content: center;
                padding-top: 8px;
            }
        }
        @media (max-width: 520px) {
            .page-hero-sm h1 {
                font-size: 1.4rem;
            }
            .page-hero-sm .hero-desc {
                font-size: 0.88rem;
                line-height: 1.6;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .match-team img {
                width: 44px;
                height: 44px;
                border-radius: 8px;
            }
            .match-score {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-bottom .legal-links {
                margin-left: 0;
            }
            .container-main {
                padding: 0 16px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A1428;
            --bg-secondary: #0F2A4A;
            --bg-card: rgba(18, 36, 70, 0.72);
            --bg-card-hover: rgba(24, 44, 82, 0.88);
            --primary: #0F2A4A;
            --accent: #D4AF37;
            --accent-light: #E8B84B;
            --highlight: #6FA9FF;
            --highlight-light: #7DB3FF;
            --text-primary: #E5F0FF;
            --text-secondary: #C2D2E8;
            --text-muted: #8EA3C0;
            --border-light: rgba(255, 255, 255, 0.08);
            --border-gold: rgba(212, 175, 55, 0.45);
            --border-gold-strong: rgba(212, 175, 55, 0.75);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 24px 56px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 22px rgba(212, 175, 55, 0.5);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-sm: 6px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'Inter', 'Roboto Condensed', 'SF Mono', monospace;
            --transition-fast: 0.2s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s ease;
            --header-height: 68px;
            --section-padding-desktop: 56px;
            --section-padding-tablet: 48px;
            --section-padding-mobile: 40px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }

        main {
            flex: 1 0 auto;
            width: 100%;
        }

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

        a {
            color: var(--highlight);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
        }

        a:hover,
        a:focus-visible {
            color: var(--accent-light);
            text-decoration: none;
        }

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

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

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text-primary);
            margin-top: 0;
        }

        h1 {
            font-size: 36px;
            letter-spacing: -0.01em;
        }

        h2 {
            font-size: 26px;
            letter-spacing: -0.01em;
            margin-bottom: 0.5rem;
        }

        h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        p {
            margin-bottom: 1rem;
            color: var(--text-secondary);
        }

        .text-muted {
            color: var(--text-muted);
        }

        .text-gold {
            color: var(--accent);
        }

        .text-highlight {
            color: var(--highlight);
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding-top: var(--section-padding-desktop);
            padding-bottom: var(--section-padding-desktop);
        }

        .section-pad-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .section-tight {
            padding-top: 40px;
            padding-bottom: 40px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 4px 14px;
            background: rgba(212, 175, 55, 0.08);
        }

        .section-title {
            margin-bottom: 0.5rem;
        }

        .section-subtitle {
            max-width: 680px;
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 2rem;
        }

        .text-center {
            text-align: center;
        }

        /* Header */
        .site-header {
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            height: var(--header-height);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 90;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 24px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: color var(--transition-base);
        }

        .brand-logo:hover {
            color: var(--accent-light);
        }

        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: rgba(212, 175, 55, 0.16);
            border: 1px solid var(--border-gold);
            color: var(--accent);
            font-size: 19px;
            font-weight: 700;
            line-height: 1;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 2px solid transparent;
            border-radius: 4px 4px 0 0;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--accent-light);
        }

        .nav-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            background: rgba(212, 175, 55, 0.06);
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #0A1428;
            font-weight: 700;
            font-size: 14px;
            box-shadow: 0 0 22px rgba(212, 175, 55, 0.35);
            transition: box-shadow var(--transition-base), transform var(--transition-base), background var(--transition-base);
            white-space: nowrap;
        }

        .header-cta:hover {
            color: #0A1428;
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            background: linear-gradient(135deg, var(--accent-light) 0%, #F4D56B 100%);
        }

        .hamburger-btn {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            padding: 10px;
            border-radius: 8px;
            border: 1px solid var(--border-light);
            background: rgba(255, 255, 255, 0.04);
            transition: border-color var(--transition-base), background var(--transition-base);
        }

        .hamburger-btn:hover {
            border-color: var(--border-gold);
            background: rgba(212, 175, 55, 0.08);
        }

        .hamburger-btn span {
            display: block;
            height: 2px;
            width: 100%;
            background: var(--text-primary);
            border-radius: 2px;
            transition: background var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
        }

        .mobile-nav-panel {
            display: none;
            position: absolute;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            padding: 16px 20px 20px;
            flex-direction: column;
            gap: 8px;
            z-index: 89;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
        }

        .mobile-nav-panel.is-open {
            display: flex;
        }

        .mobile-nav-panel a {
            padding: 12px 16px;
            border-radius: 8px;
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .mobile-nav-panel a:hover {
            color: var(--accent-light);
            background: rgba(212, 175, 55, 0.06);
        }

        .mobile-nav-panel a.active {
            color: var(--accent);
            background: rgba(212, 175, 55, 0.08);
        }

        .mobile-nav-cta {
            display: inline-flex;
            justify-content: center;
            padding: 12px 20px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #0A1428 !important;
            font-weight: 700;
            text-align: center;
        }

        /* Page Hero */
        .page-hero {
            position: relative;
            height: 380px;
            display: flex;
            align-items: center;
            background: var(--bg-primary);
            overflow: hidden;
            border-bottom: 1px solid var(--border-light);
        }

        .page-hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.45;
        }

        .page-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 20, 40, 0.75) 0%, rgba(10, 20, 40, 0.92) 100%);
        }

        .page-hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .page-hero h1 {
            font-size: 38px;
            margin-bottom: 0.75rem;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.45);
        }

        .page-hero p {
            max-width: 720px;
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        .breadcrumb-wrap {
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            padding: 10px 0;
        }

        .breadcrumb {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .breadcrumb li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb li + li::before {
            content: '/';
            color: var(--text-muted);
            opacity: 0.6;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }

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

        .breadcrumb [aria-current="page"] {
            color: var(--accent);
            font-weight: 500;
        }

        /* Metric cards */
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px 20px;
            text-align: center;
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
        }

        .metric-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }

        .metric-icon {
            width: 44px;
            height: 44px;
            margin: 0 auto 14px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(111, 169, 255, 0.1);
            border: 1px solid rgba(111, 169, 255, 0.25);
            color: var(--highlight);
            font-size: 20px;
        }

        .metric-value {
            font-family: var(--font-num);
            font-size: 32px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.1;
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }

        .metric-value small {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
            margin-left: 4px;
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .metric-trend {
            display: inline-block;
            margin-top: 8px;
            font-size: 12px;
            font-weight: 600;
            padding: 2px 10px;
            border-radius: 999px;
            background: rgba(111, 169, 255, 0.08);
            color: var(--highlight);
            border: 1px solid rgba(111, 169, 255, 0.2);
        }

        /* Insight cards */
        .insight-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }

        .insight-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            margin-bottom: 28px;
            overflow: hidden;
            display: grid;
            grid-template-columns: 220px 1fr;
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

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

        .insight-card-img {
            height: 100%;
            min-height: 220px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .insight-card-body {
            padding: 22px 24px;
            display: flex;
            flex-direction: column;
        }

        .insight-tag {
            display: inline-flex;
            width: fit-content;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
            background: rgba(212, 175, 55, 0.1);
            color: var(--accent);
            border: 1px solid var(--border-gold);
            margin-bottom: 10px;
        }

        .insight-card h3 {
            font-size: 18px;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .insight-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 14px;
            flex: 1;
        }

        .insight-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
        }

        .insight-metrics span {
            font-size: 13px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .insight-metrics i {
            color: var(--accent);
            font-size: 12px;
        }

        .side-summary {
            position: sticky;
            top: calc(var(--header-height) + 24px);
        }

        .side-panel {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            margin-bottom: 24px;
        }

        .side-panel h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-light);
        }

        .side-metric-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .side-metric-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 14px;
            color: var(--text-secondary);
        }

        .side-metric-list li:last-child {
            border-bottom: none;
        }

        .side-metric-list .label {
            color: var(--text-muted);
        }

        .side-metric-list .value {
            font-family: var(--font-num);
            font-weight: 700;
            color: var(--text-primary);
        }

        .side-tip {
            padding: 12px 16px;
            border-radius: 10px;
            background: rgba(111, 169, 255, 0.06);
            border: 1px solid rgba(111, 169, 255, 0.18);
            font-size: 13px;
            color: var(--highlight);
            margin-top: 14px;
            line-height: 1.6;
        }

        /* Indicator explanation */
        .indicator-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .indicator-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px 20px;
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

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

        .indicator-card h3 {
            font-size: 17px;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .indicator-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        .indicator-num {
            display: inline-flex;
            width: 32px;
            height: 32px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            background: rgba(212, 175, 55, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent);
            font-weight: 700;
            font-size: 14px;
            margin-bottom: 12px;
        }

        /* Method flow */
        .method-flow {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .method-step {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 26px 24px;
            position: relative;
            transition: transform var(--transition-base), border-color var(--transition-base);
        }

        .method-step:hover {
            transform: translateY(-4px);
            border-color: var(--border-gold);
        }

        .step-number {
            font-family: var(--font-num);
            font-size: 42px;
            font-weight: 700;
            color: rgba(212, 175, 55, 0.2);
            position: absolute;
            top: 18px;
            right: 22px;
            line-height: 1;
        }

        .method-step h3 {
            font-size: 18px;
            margin-bottom: 10px;
            color: var(--text-primary);
            position: relative;
            z-index: 1;
        }

        .method-step p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
            position: relative;
            z-index: 1;
        }

        /* Topic cards */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .topic-card {
            display: grid;
            grid-template-columns: 200px 1fr;
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

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

        .topic-card-img {
            background-size: cover;
            background-position: center;
            min-height: 180px;
        }

        .topic-card-body {
            padding: 22px 24px;
        }

        .topic-card-body h3 {
            font-size: 17px;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .topic-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        .topic-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-base);
        }

        .topic-link i {
            font-size: 12px;
            transition: transform var(--transition-base);
        }

        .topic-link:hover {
            color: var(--accent-light);
        }

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

        /* Update note */
        .update-note {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 30px;
            display: flex;
            align-items: flex-start;
            gap: 20px;
            transition: border-color var(--transition-base);
        }

        .update-note:hover {
            border-color: var(--border-gold);
        }

        .update-note-icon {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(111, 169, 255, 0.1);
            border: 1px solid rgba(111, 169, 255, 0.25);
            color: var(--highlight);
            font-size: 20px;
        }

        .update-note-content h3 {
            font-size: 18px;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .update-note-content p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* CTA panel */
        .cta-panel {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 40px 36px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .cta-panel h2 {
            font-size: 24px;
            margin-bottom: 10px;
            color: var(--text-primary);
        }

        .cta-panel p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .cta-form input,
        .cta-form select,
        .cta-form textarea {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-input);
            background: rgba(10, 20, 40, 0.6);
            border: 1px solid var(--border-light);
            color: var(--text-primary);
            font-size: 14px;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: var(--text-muted);
        }

        .cta-form input:focus,
        .cta-form select:focus,
        .cta-form textarea:focus {
            border-color: var(--accent);
            box-shadow: 0 0 16px rgba(212, 175, 55, 0.25);
            outline: none;
        }

        .cta-form select {
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23D4AF37' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #0A1428;
            font-weight: 700;
            font-size: 15px;
            box-shadow: 0 0 22px rgba(212, 175, 55, 0.35);
            transition: box-shadow var(--transition-base), transform var(--transition-base), background var(--transition-base);
            width: 100%;
        }

        .btn-gold:hover {
            color: #0A1428;
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            background: linear-gradient(135deg, var(--accent-light) 0%, #F4D56B 100%);
        }

        .btn-gold:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        /* Footer */
        .site-footer {
            background: #060D1A;
            border-top: 1px solid var(--border-light);
            padding-top: 56px;
            padding-bottom: 24px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand h3 {
            font-size: 20px;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 320px;
            margin-bottom: 0;
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

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

        .footer-col ul li {
            margin-bottom: 9px;
        }

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

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

        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 20px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .legal-links {
            display: flex;
            gap: 16px;
            margin-left: auto;
        }

        .legal-links a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-base);
        }

        .legal-links a:hover {
            color: var(--accent-light);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-padding-desktop: 48px;
                --section-padding-tablet: 40px;
            }

            h1 {
                font-size: 32px;
            }

            .nav-desktop {
                gap: 0;
            }

            .nav-link {
                padding: 8px 10px;
                font-size: 13px;
            }

            .header-cta {
                padding: 9px 16px;
                font-size: 13px;
            }

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

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

            .side-summary {
                position: static;
            }

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

            .method-flow {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

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

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
                --section-padding-desktop: 40px;
                --section-padding-tablet: 40px;
            }

            h1 {
                font-size: 28px;
            }

            h2 {
                font-size: 22px;
            }

            .nav-desktop {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .hamburger-btn {
                display: flex;
            }

            .page-hero {
                height: 340px;
            }

            .page-hero h1 {
                font-size: 30px;
            }

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

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

            .metric-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

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

            .method-flow {
                grid-template-columns: 1fr;
            }

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

            .topic-card-img {
                min-height: 160px;
            }

            .update-note {
                flex-direction: column;
                gap: 14px;
                padding: 22px 20px;
            }

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

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

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

            .legal-links {
                margin-left: 0;
            }
        }

        @media (max-width: 520px) {
            .page-hero {
                height: 320px;
            }

            .page-hero h1 {
                font-size: 26px;
            }

            .page-hero p {
                font-size: 14px;
            }

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

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

/* roulang page: category3 */
:root {
            --bg-primary: #0A1428;
            --bg-secondary: #0F2A4A;
            --bg-card: rgba(18, 36, 70, 0.72);
            --bg-card-hover: rgba(24, 44, 82, 0.88);
            --primary: #0F2A4A;
            --accent: #D4AF37;
            --accent-light: #E8B84B;
            --highlight: #6FA9FF;
            --highlight-light: #7DB3FF;
            --text-primary: #E5F0FF;
            --text-secondary: #C2D2E8;
            --text-muted: #8EA3C0;
            --border-light: rgba(255, 255, 255, 0.08);
            --border-gold: rgba(212, 175, 55, 0.45);
            --border-gold-strong: rgba(212, 175, 55, 0.75);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 24px 56px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 22px rgba(212, 175, 55, 0.5);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-sm: 6px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'Inter', 'Roboto Condensed', 'SF Mono', monospace;
            --transition-fast: 0.2s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s ease;
            --header-height: 68px;
            --section-padding-desktop: 56px;
            --section-padding-tablet: 48px;
            --section-padding-mobile: 40px;
        }

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        main {
            flex: 1 0 auto;
            width: 100%;
        }

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

        a {
            color: var(--highlight);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
        }

        a:hover,
        a:focus-visible {
            color: var(--accent-light);
            text-decoration: none;
        }

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

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

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        h1, h2, h3, h4, h5, h6 {
            line-height: 1.35;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }

        h1 {
            font-size: clamp(2rem, 4vw, 2.75rem);
            margin-bottom: 0.75rem;
        }

        h2 {
            font-size: clamp(1.5rem, 2.8vw, 2rem);
            margin-bottom: 0.75rem;
        }

        h3 {
            font-size: clamp(1.15rem, 2vw, 1.375rem);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        p {
            margin-bottom: 1rem;
        }

        .text-muted {
            color: var(--text-muted);
        }
        .text-gold {
            color: var(--accent);
        }
        .text-highlight {
            color: var(--highlight);
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding-top: var(--section-padding-desktop);
            padding-bottom: var(--section-padding-desktop);
        }

        .section-pad-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .section-tight {
            padding-top: 32px;
            padding-bottom: 32px;
        }

        .border-top-gold {
            border-top: 1px solid var(--border-gold);
        }

        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
            margin: 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 4px 14px;
            background: rgba(212, 175, 55, 0.08);
        }

        .section-title {
            margin-bottom: 0.5rem;
        }

        .section-subtitle {
            max-width: 680px;
            margin-left: auto;
            margin-right: auto;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .text-center {
            text-align: center;
        }

        /* Header / Navigation */
        .site-header {
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            height: var(--header-height);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .brand-logo:hover,
        .brand-logo:focus-visible {
            color: var(--accent-light);
        }

        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: var(--accent);
            color: #081020;
            font-weight: 800;
            font-size: 1.15rem;
            letter-spacing: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 12px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 2px solid transparent;
            border-radius: 4px 4px 0 0;
            white-space: nowrap;
            transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
        }

        .nav-link:hover,
        .nav-link:focus-visible {
            color: var(--accent-light);
            background: rgba(212, 175, 55, 0.06);
        }

        .nav-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 600;
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            padding: 10px 22px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--accent);
            color: #081020;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
        }

        .header-cta:hover,
        .header-cta:focus-visible {
            background: var(--accent-light);
            color: #081020;
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
        }

        .hamburger-btn {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 8px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-light);
            border-radius: 8px;
        }

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

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            padding: 16px 20px 24px;
            flex-direction: column;
            gap: 4px;
            z-index: 99;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 14px;
            font-size: 1rem;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: background var(--transition-fast), color var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(212, 175, 55, 0.08);
            color: var(--accent);
        }

        .mobile-nav-cta {
            margin-top: 8px;
            background: var(--accent);
            color: #081020 !important;
            font-weight: 600;
            text-align: center;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0.75rem;
        }

        .breadcrumb-bar a {
            color: var(--text-secondary);
        }

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

        .breadcrumb-sep {
            color: var(--text-muted);
            font-size: 0.7rem;
        }

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

        /* Page Hero Banner */
        .page-banner {
            position: relative;
            min-height: 360px;
            display: flex;
            align-items: center;
            padding: 48px 0 40px;
            background: #0A1428;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/643ffe703766d6a3.webp') center / cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 20, 40, 0.55) 0%, rgba(10, 20, 40, 0.88) 70%, var(--bg-primary) 100%);
            z-index: 1;
        }

        .page-banner-content {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }

        .page-banner-content .section-label {
            margin-bottom: 1rem;
        }

        .page-banner-content p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 640px;
            margin-bottom: 0;
        }

        /* Card Grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

        /* Match Card */
        .match-card {
            position: relative;
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .match-card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #0F2A4A;
        }

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

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

        .match-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(10, 20, 40, 0.65) 0%, transparent 50%);
        }

        .match-status-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            padding: 4px 12px;
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 999px;
            background: rgba(10, 20, 40, 0.8);
            border: 1px solid var(--border-gold);
            color: var(--accent);
            letter-spacing: 0.03em;
        }

        .match-status-tag.live {
            background: rgba(212, 175, 55, 0.18);
            border-color: var(--border-gold-strong);
        }

        .match-status-tag.upcoming {
            background: rgba(111, 169, 255, 0.15);
            border-color: rgba(111, 169, 255, 0.4);
            color: var(--highlight);
        }

        .match-status-tag.finished {
            background: rgba(142, 163, 192, 0.15);
            border-color: rgba(142, 163, 192, 0.3);
            color: var(--text-muted);
        }

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

        .match-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .match-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .match-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .match-card-meta i {
            color: var(--accent);
            font-size: 0.75rem;
        }

        .match-card-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex: 1;
        }

        .match-card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--accent);
            transition: color var(--transition-fast), gap var(--transition-fast);
        }

        .match-card-link:hover {
            color: var(--accent-light);
            gap: 12px;
        }

        /* Info Panel */
        .info-panel {
            background: var(--bg-card);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 28px 30px;
            box-shadow: var(--shadow-card);
        }

        .info-panel h3 {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }

        .info-panel h3 i {
            color: var(--accent);
            font-size: 1.1rem;
        }

        .info-panel p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-bottom: 0.5rem;
        }

        .info-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .info-panel ul li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 8px;
            color: var(--text-secondary);
            font-size: 0.92rem;
        }

        .info-panel ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 11px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
        }

        /* Hot Match Row */
        .hot-match-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .hot-match-item {
            background: var(--bg-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-light);
            border-radius: 14px;
            padding: 18px 16px;
            text-align: center;
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .hot-match-item:hover {
            transform: translateY(-3px);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-card);
        }

        .hot-match-item .hot-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 10px;
            background: rgba(212, 175, 55, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent);
            font-size: 1.25rem;
        }

        .hot-match-item h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text-primary);
        }

        .hot-match-item p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        /* Tag Filter */
        .tag-filter {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }

        .tag-filter-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-light);
            border-radius: 999px;
            transition: all var(--transition-fast);
        }

        .tag-filter-btn:hover,
        .tag-filter-btn:focus-visible {
            color: var(--accent-light);
            border-color: var(--border-gold);
            background: rgba(212, 175, 55, 0.06);
        }

        .tag-filter-btn.active {
            color: #081020;
            background: var(--accent);
            border-color: var(--accent);
            font-weight: 600;
        }

        /* CTA Section */
        .cta-section {
            background: var(--bg-secondary);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-card);
        }

        .cta-section h2 {
            margin-bottom: 6px;
            font-size: 1.5rem;
        }

        .cta-section p {
            color: var(--text-secondary);
            margin-bottom: 0;
            max-width: 520px;
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            background: var(--accent);
            color: #081020;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
        }

        .btn-gold:hover,
        .btn-gold:focus-visible {
            background: var(--accent-light);
            color: #081020;
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: border-color var(--transition-base), color var(--transition-base), background var(--transition-base);
        }

        .btn-outline-light:hover,
        .btn-outline-light:focus-visible {
            border-color: var(--border-gold);
            color: var(--accent-light);
            background: rgba(212, 175, 55, 0.05);
        }

        /* Footer */
        .site-footer {
            background: #060D1A;
            border-top: 1px solid var(--border-light);
            padding-top: 56px;
            padding-bottom: 24px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-brand h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

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

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

        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 20px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

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

        .footer-bottom .legal-links a {
            color: var(--text-muted);
            font-size: 0.82rem;
        }

        .footer-bottom .legal-links a:hover {
            color: var(--accent-light);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-match-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-desktop {
                gap: 0;
            }
            .nav-link {
                padding: 8px 8px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding-desktop: var(--section-padding-tablet);
                --header-height: 60px;
            }
            .nav-desktop {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .mobile-nav-panel.open {
                display: flex;
            }
            .page-banner {
                min-height: 300px;
                padding: 36px 0 32px;
            }
            .card-grid,
            .card-grid.two-col {
                grid-template-columns: 1fr;
            }
            .cta-section {
                flex-direction: column;
                align-items: flex-start;
                padding: 32px 24px;
            }
        }

        @media (max-width: 520px) {
            .container-main {
                padding: 0 14px;
            }
            :root {
                --section-padding-desktop: var(--section-padding-mobile);
            }
            .hot-match-row {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .page-banner {
                min-height: 260px;
                padding: 28px 0 24px;
            }
            .page-banner-content h1 {
                font-size: 1.6rem;
            }
            .page-banner-content p {
                font-size: 0.95rem;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0A1428;
            --bg-secondary: #0F2A4A;
            --bg-card: rgba(18, 36, 70, 0.72);
            --bg-card-hover: rgba(24, 44, 82, 0.88);
            --primary: #0F2A4A;
            --accent: #D4AF37;
            --accent-light: #E8B84B;
            --highlight: #6FA9FF;
            --highlight-light: #7DB3FF;
            --text-primary: #E5F0FF;
            --text-secondary: #C2D2E8;
            --text-muted: #8EA3C0;
            --border-light: rgba(255, 255, 255, 0.08);
            --border-gold: rgba(212, 175, 55, 0.45);
            --border-gold-strong: rgba(212, 175, 55, 0.75);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 24px 56px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 22px rgba(212, 175, 55, 0.5);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-sm: 6px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'Inter', 'Roboto Condensed', 'SF Mono', monospace;
            --transition-fast: 0.2s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s ease;
            --header-height: 68px;
            --section-padding-desktop: 56px;
            --section-padding-tablet: 48px;
            --section-padding-mobile: 40px;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        main {
            flex: 1 0 auto;
            width: 100%;
        }

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

        a {
            color: var(--highlight);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
        }

        a:hover,
        a:focus-visible {
            color: var(--accent-light);
            text-decoration: none;
        }

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

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

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .text-muted {
            color: var(--text-muted);
        }

        .text-gold {
            color: var(--accent);
        }

        .text-highlight {
            color: var(--highlight);
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding-top: var(--section-padding-desktop);
            padding-bottom: var(--section-padding-desktop);
        }

        .section-pad-sm {
            padding-top: 40px;
            padding-bottom: 40px;
        }

        .section-tight {
            padding-top: 28px;
            padding-bottom: 28px;
        }

        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
            margin: 0;
            border: none;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 4px 14px;
            background: rgba(212, 175, 55, 0.08);
        }

        .section-title {
            margin-bottom: 0.5rem;
            font-weight: 700;
            line-height: 1.35;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            font-size: 1.75rem;
        }

        .section-subtitle {
            max-width: 680px;
            margin-left: auto;
            margin-right: auto;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.85;
        }

        .text-center {
            text-align: center;
        }

        /* Header / Navigation */
        .site-header {
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            height: var(--header-height);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            gap: 24px;
            height: 100%;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: var(--accent-light);
        }

        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, rgba(212, 175, 55, 0.25), rgba(212, 175, 55, 0.08));
            border: 1px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--accent);
            font-weight: 700;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            flex-wrap: nowrap;
        }

        .nav-desktop .nav-link {
            color: var(--text-secondary);
            font-size: 0.88rem;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-desktop .nav-link:hover {
            color: var(--accent);
            background: rgba(212, 175, 55, 0.06);
        }

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

        .nav-desktop .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: -2px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .header-cta {
            background: var(--accent);
            color: #081020;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 9px 18px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.02em;
            transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
        }

        .header-cta:hover {
            background: var(--accent-light);
            color: #081020;
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
        }

        .hamburger-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 6px;
            background: transparent;
            border: 1px solid var(--border-light);
            transition: border-color var(--transition-base);
        }

        .hamburger-btn span {
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: background var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
        }

        .hamburger-btn:hover {
            border-color: var(--border-gold);
        }

        .hamburger-btn:hover span {
            background: var(--accent);
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: #081020;
            border-bottom: 1px solid var(--border-gold);
            padding: 20px;
            flex-direction: column;
            gap: 4px;
            z-index: 99;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
            max-height: calc(100vh - var(--header-height));
            overflow-y: auto;
        }

        .mobile-nav-panel a {
            color: var(--text-secondary);
            padding: 12px 14px;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            display: block;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover {
            background: rgba(212, 175, 55, 0.08);
            color: var(--accent);
        }

        .mobile-nav-panel a.active {
            color: var(--accent);
            background: rgba(212, 175, 55, 0.1);
            border-left: 3px solid var(--accent);
        }

        .mobile-nav-panel .mobile-nav-cta {
            background: var(--accent);
            color: #081020;
            text-align: center;
            font-weight: 600;
            margin-top: 8px;
            border-left: none;
        }

        .mobile-nav-panel .mobile-nav-cta:hover {
            background: var(--accent-light);
            color: #081020;
        }

        /* Breadcrumb */
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            padding-top: 20px;
            padding-bottom: 0;
            margin-bottom: -6px;
        }

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

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

        .breadcrumb-nav .separator {
            color: var(--border-gold);
            font-size: 0.75rem;
        }

        .breadcrumb-nav .current {
            color: var(--accent);
            font-weight: 500;
        }

        /* Page Hero Banner */
        .page-hero {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            background: var(--bg-primary);
            border-bottom: 1px solid var(--border-light);
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/af3072cc04b4dff5.webp') center / cover no-repeat;
            opacity: 0.28;
            z-index: 0;
        }

        .page-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 20, 40, 0.72) 0%, rgba(10, 20, 40, 0.92) 70%, var(--bg-primary) 100%);
            z-index: 1;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
            padding: 52px 0 44px;
        }

        .page-hero h1 {
            font-size: 2.3rem;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin-bottom: 0.8rem;
        }

        .page-hero h1 .gold {
            color: var(--accent);
        }

        .page-hero .hero-desc {
            font-size: 0.98rem;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 560px;
            margin-bottom: 0;
        }

        .hero-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 20px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

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

        .hero-meta-row i {
            color: var(--accent);
            font-size: 0.75rem;
        }

        /* Topic Cards Grid */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .topic-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .topic-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }

        .topic-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            flex-shrink: 0;
        }

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

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

        .topic-card .card-img-wrap::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 20, 40, 0.1) 40%, rgba(10, 20, 40, 0.65) 100%);
            pointer-events: none;
        }

        .topic-card .card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
            gap: 10px;
        }

        .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(212, 175, 55, 0.1);
            border: 1px solid rgba(212, 175, 55, 0.3);
            border-radius: 999px;
            padding: 3px 12px;
            width: fit-content;
            letter-spacing: 0.03em;
        }

        .topic-tag.blue {
            color: var(--highlight);
            background: rgba(111, 169, 255, 0.1);
            border-color: rgba(111, 169, 255, 0.3);
        }

        .topic-tag.slate {
            color: var(--text-secondary);
            background: rgba(194, 210, 232, 0.08);
            border-color: rgba(194, 210, 232, 0.25);
        }

        .topic-card h3 {
            font-size: 1.08rem;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text-primary);
            margin: 0;
        }

        .topic-card h3 a {
            color: var(--text-primary);
            transition: color var(--transition-base);
        }

        .topic-card h3 a:hover {
            color: var(--accent-light);
        }

        .topic-card .card-excerpt {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.75;
            flex: 1;
        }

        .topic-card .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.76rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
            margin-top: 4px;
        }

        .topic-card .card-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .topic-card .card-meta i {
            color: var(--border-gold);
            font-size: 0.7rem;
        }

        /* Featured Topic */
        .featured-topic {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 0;
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .featured-topic .featured-img {
            position: relative;
            min-height: 320px;
            background: url('/assets/images/ad4af86b397ba38a.webp') center / cover no-repeat;
        }

        .featured-topic .featured-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(10, 20, 40, 0.1) 0%, rgba(10, 20, 40, 0.5) 100%);
        }

        .featured-topic .featured-body {
            padding: 40px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 14px;
            background: rgba(10, 20, 40, 0.72);
        }

        .featured-topic .featured-body h3 {
            font-size: 1.55rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text-primary);
        }

        .featured-topic .featured-body p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.85;
        }

        .featured-topic .featured-body .featured-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* Info Cards */
        .info-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .info-card {
            background: var(--bg-card);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

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

        .info-card .info-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(212, 175, 55, 0.12);
            border: 1px solid rgba(212, 175, 55, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.2rem;
            margin-bottom: 14px;
        }

        .info-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .info-card p {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
        }

        /* Stats Row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .stat-block {
            background: var(--bg-card);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 22px 18px;
            text-align: center;
            transition: transform var(--transition-base), border-color var(--transition-base);
        }

        .stat-block:hover {
            transform: translateY(-2px);
            border-color: var(--border-gold);
        }

        .stat-block .stat-num {
            font-family: var(--font-num);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .stat-block .stat-unit {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-left: 2px;
        }

        .stat-block .stat-label {
            font-size: 0.78rem;
            color: var(--text-secondary);
            margin-top: 6px;
            letter-spacing: 0.02em;
        }

        /* CTA Button */
        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #081020;
            font-weight: 600;
            font-size: 0.92rem;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.02em;
            transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
            box-shadow: 0 4px 16px rgba(212, 175, 55, 0.25);
            white-space: nowrap;
        }

        .btn-gold:hover {
            background: var(--accent-light);
            color: #081020;
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.9rem;
            padding: 11px 22px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-light);
            letter-spacing: 0.02em;
            transition: border-color var(--transition-base), color var(--transition-base), background var(--transition-base);
            white-space: nowrap;
        }

        .btn-ghost:hover {
            border-color: var(--border-gold);
            color: var(--accent);
            background: rgba(212, 175, 55, 0.06);
        }

        /* CTA Section */
        .cta-panel {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-card);
            padding: 48px 36px;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: center;
            box-shadow: var(--shadow-card);
            background-image: radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.08), transparent 55%);
        }

        .cta-panel h2 {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .cta-panel p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 0;
        }

        .cta-panel .cta-actions {
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: flex-start;
            justify-content: center;
        }

        /* Footer */
        .site-footer {
            background: #060D1A;
            border-top: 1px solid var(--border-light);
            padding-top: 56px;
            padding-bottom: 28px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

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

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

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

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

        .footer-bottom .legal-links a {
            color: var(--text-muted);
            font-size: 0.78rem;
            transition: color var(--transition-base);
        }

        .footer-bottom .legal-links a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-desktop {
                gap: 2px;
            }
            .nav-desktop .nav-link {
                font-size: 0.8rem;
                padding: 8px 8px;
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .info-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-panel {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .featured-topic {
                grid-template-columns: 1fr;
            }
            .featured-topic .featured-img {
                min-height: 240px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .header-cta {
                display: none;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .mobile-nav-panel {
                display: flex;
            }
            .mobile-nav-panel[style*="display: none"],
            .mobile-nav-panel[style*="display:none"] {
                display: none !important;
            }
            .page-hero {
                min-height: 320px;
            }
            .page-hero h1 {
                font-size: 1.7rem;
            }
            .page-hero .hero-desc {
                font-size: 0.9rem;
            }
            .topics-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .info-cards {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-block .stat-num {
                font-size: 1.4rem;
            }
            .featured-topic .featured-body {
                padding: 24px 20px;
            }
            .featured-topic .featured-body h3 {
                font-size: 1.25rem;
            }
            .cta-panel {
                padding: 28px 20px;
            }
            .cta-panel h2 {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .section-pad {
                padding-top: var(--section-padding-tablet);
                padding-bottom: var(--section-padding-tablet);
            }
            .breadcrumb-nav {
                font-size: 0.78rem;
                padding-top: 14px;
            }
            .btn-gold,
            .btn-ghost {
                font-size: 0.85rem;
                padding: 10px 18px;
            }
        }

        @media (max-width: 520px) {
            .container-main {
                padding: 0 14px;
            }
            .header-inner {
                padding: 0 14px;
                gap: 10px;
            }
            .brand-logo {
                font-size: 1.15rem;
                gap: 6px;
            }
            .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 1rem;
                border-radius: 6px;
            }
            .page-hero {
                min-height: 280px;
            }
            .page-hero h1 {
                font-size: 1.45rem;
            }
            .page-hero .hero-content {
                padding: 36px 0 32px;
            }
            .hero-meta-row {
                gap: 12px;
                font-size: 0.74rem;
                flex-direction: column;
                gap: 6px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-block {
                padding: 16px 10px;
            }
            .stat-block .stat-num {
                font-size: 1.2rem;
            }
            .stat-block .stat-label {
                font-size: 0.7rem;
            }
            .topic-card .card-body {
                padding: 16px;
                gap: 8px;
            }
            .topic-card h3 {
                font-size: 0.98rem;
            }
            .topic-card .card-excerpt {
                font-size: 0.8rem;
            }
            .topic-card .card-meta {
                font-size: 0.7rem;
                gap: 8px;
                flex-wrap: wrap;
            }
            .info-card {
                padding: 18px 16px;
            }
            .info-card .info-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
                margin-bottom: 10px;
            }
            .info-card h3 {
                font-size: 0.95rem;
            }
            .info-card p {
                font-size: 0.8rem;
            }
            .featured-topic .featured-img {
                min-height: 180px;
            }
            .featured-topic .featured-body {
                padding: 20px 16px;
            }
            .featured-topic .featured-body h3 {
                font-size: 1.1rem;
            }
            .featured-topic .featured-body p {
                font-size: 0.82rem;
            }
            .cta-panel {
                padding: 22px 16px;
            }
            .cta-panel h2 {
                font-size: 1.15rem;
            }
            .cta-panel p {
                font-size: 0.82rem;
            }
            .section-pad {
                padding-top: var(--section-padding-mobile);
                padding-bottom: var(--section-padding-mobile);
            }
        }

/* roulang page: category5 */
:root {
            --bg-primary: #0A1428;
            --bg-secondary: #0F2A4A;
            --bg-card: rgba(18, 36, 70, 0.72);
            --bg-card-hover: rgba(24, 44, 82, 0.88);
            --primary: #0F2A4A;
            --accent: #D4AF37;
            --accent-light: #E8B84B;
            --highlight: #6FA9FF;
            --highlight-light: #7DB3FF;
            --text-primary: #E5F0FF;
            --text-secondary: #C2D2E8;
            --text-muted: #8EA3C0;
            --border-light: rgba(255, 255, 255, 0.08);
            --border-gold: rgba(212, 175, 55, 0.45);
            --border-gold-strong: rgba(212, 175, 55, 0.75);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 24px 56px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 22px rgba(212, 175, 55, 0.5);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-sm: 6px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'Inter', 'Roboto Condensed', 'SF Mono', monospace;
            --transition-fast: 0.2s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s ease;
            --header-height: 68px;
            --section-padding-desktop: 72px;
            --section-padding-tablet: 56px;
            --section-padding-mobile: 40px;
        }

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        main {
            flex: 1 0 auto;
            width: 100%;
        }

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

        a {
            color: var(--highlight);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
        }

        a:hover,
        a:focus-visible {
            color: var(--accent-light);
            text-decoration: none;
        }

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

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

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .text-muted {
            color: var(--text-muted);
        }
        .text-gold {
            color: var(--accent);
        }
        .text-highlight {
            color: var(--highlight);
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding-top: var(--section-padding-desktop);
            padding-bottom: var(--section-padding-desktop);
        }
        .section-pad-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }
        .section-pad-lg {
            padding-top: 88px;
            padding-bottom: 88px;
        }
        .section-tight {
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .border-top-gold {
            border-top: 1px solid var(--border-gold);
        }
        .border-bottom-gold {
            border-bottom: 1px solid var(--border-gold);
        }
        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
            margin: 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 4px 14px;
            background: rgba(212, 175, 55, 0.08);
        }
        .section-title {
            margin-bottom: 0.5rem;
            font-size: 1.65rem;
            font-weight: 700;
            line-height: 1.35;
        }
        .section-subtitle {
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .text-center {
            text-align: center;
        }

        /* Header / Navigation */
        .site-header {
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            height: var(--header-height);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            width: 100%;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .brand-logo:hover {
            color: var(--accent-light);
        }
        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #0A1428;
            font-weight: 800;
            font-size: 1.1rem;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .nav-desktop .nav-link {
            display: inline-block;
            padding: 8px 12px;
            color: var(--text-secondary);
            font-size: 0.88rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            border-bottom: 2px solid transparent;
            transition: all var(--transition-base);
        }
        .nav-desktop .nav-link:hover {
            color: var(--accent-light);
            background: rgba(212, 175, 55, 0.06);
        }
        .nav-desktop .nav-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            background: rgba(212, 175, 55, 0.06);
        }
        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #0A1428;
            font-weight: 700;
            font-size: 0.85rem;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            box-shadow: 0 4px 14px rgba(212, 175, 55, 0.28);
            transition: all var(--transition-base);
        }
        .header-cta:hover {
            color: #0A1428;
            box-shadow: 0 0 22px rgba(212, 175, 55, 0.5);
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--accent-light) 0%, #F0C85B 100%);
        }
        .hamburger-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
        }
        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-secondary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }
        .mobile-nav-panel {
            display: none;
            position: absolute;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: #081020;
            border-bottom: 1px solid var(--border-light);
            padding: 20px;
            flex-direction: column;
            gap: 4px;
            z-index: 999;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
        }
        .mobile-nav-panel a:hover {
            color: var(--accent-light);
            background: rgba(212, 175, 55, 0.06);
        }
        .mobile-nav-panel a.active {
            color: var(--accent);
            background: rgba(212, 175, 55, 0.08);
        }
        .mobile-nav-panel .mobile-nav-cta {
            margin-top: 12px;
            text-align: center;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #0A1428;
            font-weight: 700;
        }
        .mobile-nav-panel .mobile-nav-cta:hover {
            color: #0A1428;
            background: linear-gradient(135deg, var(--accent-light) 0%, #F0C85B 100%);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--accent-light);
        }
        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.6;
        }
        .breadcrumb .current {
            color: var(--accent);
            font-weight: 600;
        }

        /* Category Banner */
        .category-banner {
            position: relative;
            min-height: 360px;
            display: flex;
            align-items: center;
            padding: 48px 0;
            overflow: hidden;
            background: #081020;
            border-bottom: 1px solid var(--border-light);
        }
        .category-banner .banner-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.25;
            z-index: 0;
        }
        .category-banner::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 16, 32, 0.88) 0%, rgba(10, 20, 40, 0.75) 55%, rgba(10, 20, 40, 0.95) 100%);
            z-index: 1;
        }
        .category-banner .container-main {
            position: relative;
            z-index: 2;
        }
        .category-banner h1 {
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .category-banner .banner-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 760px;
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .banner-meta-row {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .banner-meta-row span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .banner-meta-row i {
            color: var(--accent);
            font-size: 0.8rem;
        }

        /* Glass Cards - General */
        .glass-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            padding: 24px;
            transition: all var(--transition-base);
        }
        .glass-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        /* Metric Cards */
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            text-align: center;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            transition: all var(--transition-base);
        }
        .metric-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .metric-card .metric-value {
            font-family: var(--font-num);
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .metric-card .metric-unit {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .metric-card .metric-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 8px;
        }
        .metric-card .metric-icon {
            font-size: 1.4rem;
            color: var(--highlight);
            margin-bottom: 8px;
        }

        /* Security Cards Matrix */
        .security-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .security-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 26px 22px;
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .security-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }
        .security-card .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            background: rgba(212, 175, 55, 0.1);
            color: var(--accent);
            border: 1px solid var(--border-gold);
            margin-bottom: 4px;
        }
        .security-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .security-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }
        .security-card .card-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--accent);
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 3px 12px;
            background: rgba(212, 175, 55, 0.06);
            margin-top: auto;
            align-self: flex-start;
        }

        /* Info Panel */
        .info-panel {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }
        .info-panel h2 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        .info-panel p {
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.85;
            margin-bottom: 12px;
        }
        .info-panel ul {
            list-style: none;
            padding: 0;
            margin: 16px 0 0;
        }
        .info-panel ul li {
            padding: 8px 0;
            padding-left: 24px;
            position: relative;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .info-panel ul li::before {
            content: "\f00c";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--accent);
            font-size: 0.75rem;
        }

        /* Timeline */
        .process-timeline {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: relative;
            padding-left: 28px;
        }
        .process-timeline::before {
            content: "";
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, var(--border-gold), rgba(212, 175, 55, 0.2));
        }
        .process-item {
            position: relative;
            padding: 18px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            transition: all var(--transition-base);
        }
        .process-item:hover {
            border-color: var(--border-gold);
            transform: translateX(4px);
        }
        .process-item::before {
            content: "";
            position: absolute;
            left: -28px;
            top: 26px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid var(--bg-primary);
            box-shadow: 0 0 0 2px var(--border-gold);
        }
        .process-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .process-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.65;
        }

        /* Tips Box */
        .tips-box {
            background: rgba(111, 169, 255, 0.06);
            border: 1px solid rgba(111, 169, 255, 0.2);
            border-radius: var(--radius-card);
            padding: 24px 22px;
        }
        .tips-box h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--highlight);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tips-box ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .tips-box ul li {
            padding: 7px 0;
            color: var(--text-secondary);
            font-size: 0.88rem;
            line-height: 1.6;
            padding-left: 20px;
            position: relative;
        }
        .tips-box ul li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--accent);
            font-size: 0.75rem;
        }

        /* Image Panel */
        .image-panel {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            position: relative;
        }
        .image-panel img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 260px;
        }
        .image-panel::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 20, 40, 0.5) 0%, rgba(10, 20, 40, 0.2) 60%, rgba(10, 20, 40, 0.5) 100%);
            pointer-events: none;
        }

        /* Form */
        .form-card {
            background: rgba(11, 22, 45, 0.88);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
        }
        .form-card h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .form-card .form-desc {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 24px;
        }
        .form-card label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 6px;
            display: block;
        }
        .form-card input,
        .form-card select,
        .form-card textarea {
            width: 100%;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-input);
            color: var(--text-primary);
            padding: 12px 16px;
            font-size: 0.9rem;
            transition: all var(--transition-base);
            margin-bottom: 16px;
            appearance: none;
            -webkit-appearance: none;
        }
        .form-card input::placeholder,
        .form-card textarea::placeholder {
            color: rgba(142, 163, 192, 0.6);
        }
        .form-card input:focus,
        .form-card select:focus,
        .form-card textarea:focus {
            outline: none;
            border-color: var(--border-gold);
            box-shadow: 0 0 14px rgba(212, 175, 55, 0.2);
            background: rgba(255, 255, 255, 0.06);
        }
        .form-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-card .gold-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #0A1428;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-btn);
            box-shadow: 0 4px 18px rgba(212, 175, 55, 0.3);
            transition: all var(--transition-base);
            border: none;
        }
        .form-card .gold-btn:hover {
            color: #0A1428;
            box-shadow: 0 0 26px rgba(212, 175, 55, 0.55);
            transform: translateY(-2px);
            background: linear-gradient(135deg, var(--accent-light) 0%, #F0C85B 100%);
        }
        .form-card .form-note {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 14px;
            line-height: 1.6;
        }
        .form-side {
            background: rgba(111, 169, 255, 0.06);
            border: 1px solid rgba(111, 169, 255, 0.18);
            border-radius: var(--radius-card);
            padding: 28px 24px;
        }
        .form-side h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--highlight);
            margin-bottom: 16px;
        }
        .form-side ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .form-side ul li {
            padding: 9px 0;
            color: var(--text-secondary);
            font-size: 0.88rem;
            line-height: 1.65;
            padding-left: 24px;
            position: relative;
        }
        .form-side ul li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--accent);
            font-size: 0.8rem;
        }

        /* Footer */
        .site-footer {
            background: #060D1A;
            border-top: 1px solid var(--border-light);
            padding: 48px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }
        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
        }
        .site-footer .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }
        .site-footer .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.82rem;
            transition: all var(--transition-base);
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            color: var(--text-muted);
            font-size: 0.78rem;
        }
        .footer-bottom .legal-links {
            display: flex;
            gap: 14px;
        }
        .footer-bottom .legal-links a {
            color: var(--text-muted);
            font-size: 0.78rem;
        }
        .footer-bottom .legal-links a:hover {
            color: var(--accent-light);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-desktop {
                gap: 2px;
            }
            .nav-desktop .nav-link {
                padding: 8px 8px;
                font-size: 0.8rem;
            }
            .metric-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .security-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .category-banner h1 {
                font-size: 2rem;
            }
            .section-pad {
                padding-top: var(--section-padding-tablet);
                padding-bottom: var(--section-padding-tablet);
            }
        }

        @media (max-width: 640px) {
            .nav-desktop {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .header-cta {
                display: none;
            }
            .category-banner {
                min-height: 320px;
                padding: 36px 0;
            }
            .category-banner h1 {
                font-size: 1.7rem;
            }
            .category-banner .banner-desc {
                font-size: 0.88rem;
            }
            .metric-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .security-matrix {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .section-pad {
                padding-top: var(--section-padding-mobile);
                padding-bottom: var(--section-padding-mobile);
            }
            .form-card {
                padding: 24px 18px;
            }
            .process-timeline {
                padding-left: 22px;
            }
            .process-item::before {
                left: -22px;
                width: 12px;
                height: 12px;
            }
            .info-panel {
                padding: 24px 18px;
            }
        }

/* roulang page: category6 */
:root {
        --bg-primary: #0A1428;
        --bg-secondary: #0F2A4A;
        --bg-card: rgba(18, 36, 70, 0.72);
        --bg-card-hover: rgba(24, 44, 82, 0.88);
        --primary: #0F2A4A;
        --accent: #D4AF37;
        --accent-light: #E8B84B;
        --highlight: #6FA9FF;
        --highlight-light: #7DB3FF;
        --text-primary: #E5F0FF;
        --text-secondary: #C2D2E8;
        --text-muted: #8EA3C0;
        --border-light: rgba(255, 255, 255, 0.08);
        --border-gold: rgba(212, 175, 55, 0.45);
        --border-gold-strong: rgba(212, 175, 55, 0.75);
        --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
        --shadow-card-hover: 0 24px 56px rgba(0, 0, 0, 0.5);
        --shadow-glow: 0 0 22px rgba(212, 175, 55, 0.5);
        --radius-card: 16px;
        --radius-btn: 10px;
        --radius-input: 8px;
        --radius-sm: 6px;
        --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
        --font-num: 'Inter', 'Roboto Condensed', 'SF Mono', monospace;
        --transition-fast: 0.2s ease;
        --transition-base: 0.25s ease;
        --transition-slow: 0.4s ease;
        --header-height: 68px;
        --section-padding-desktop: 56px;
        --section-padding-tablet: 48px;
        --section-padding-mobile: 40px;
    }
    html {
        font-size: 16px;
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
        -webkit-tap-highlight-color: transparent;
    }
    body {
        font-family: var(--font-sans);
        background: var(--bg-primary);
        color: var(--text-primary);
        line-height: 1.75;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    main {
        flex: 1 0 auto;
        width: 100%;
    }
    img, video {
        max-width: 100%;
        height: auto;
        display: block;
    }
    a {
        color: var(--highlight);
        text-decoration: none;
        transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
    }
    a:hover, a:focus-visible {
        color: var(--accent-light);
        text-decoration: none;
    }
    button, input, select, textarea {
        font-family: inherit;
        font-size: inherit;
        line-height: inherit;
    }
    button {
        cursor: pointer;
        border: none;
        background: none;
        color: inherit;
    }
    button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, a:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 2px;
        border-radius: var(--radius-sm);
    }
    .text-muted { color: var(--text-muted); }
    .text-gold { color: var(--accent); }
    .text-highlight { color: var(--highlight); }
    .text-center { text-align: center; }
    .container-main {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }
    .section-pad {
        padding-top: var(--section-padding-desktop);
        padding-bottom: var(--section-padding-desktop);
    }
    .section-pad-sm {
        padding-top: 48px;
        padding-bottom: 48px;
    }
    .section-tight {
        padding-top: 40px;
        padding-bottom: 40px;
    }
    .section-divider {
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
        margin: 0;
    }
    .section-label {
        display: inline-block;
        font-size: 0.78rem;
        font-weight: 600;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: var(--accent);
        margin-bottom: 0.75rem;
        border: 1px solid var(--border-gold);
        border-radius: 999px;
        padding: 4px 14px;
        background: rgba(212, 175, 55, 0.08);
    }
    .section-title {
        margin-bottom: 0.5rem;
        font-weight: 700;
        line-height: 1.35;
    }
    .section-subtitle {
        max-width: 680px;
        margin-left: auto;
        margin-right: auto;
        color: var(--text-muted);
        font-size: 0.95rem;
    }

    /* Header / Navigation */
    .site-header {
        background: #081020;
        border-bottom: 1px solid var(--border-light);
        height: var(--header-height);
        display: flex;
        align-items: center;
        position: sticky;
        top: 0;
        z-index: 90;
        box-shadow: 0 4px 20px rgba(0,0,0,0.25);
    }
    .header-inner {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 1.35rem;
        font-weight: 700;
        color: var(--text-primary);
        letter-spacing: 0.02em;
        white-space: nowrap;
    }
    .brand-logo:hover {
        color: var(--text-primary);
    }
    .logo-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        border-radius: 8px;
        background: var(--accent);
        color: #0A1428;
        font-weight: 800;
        font-size: 1.1rem;
        flex-shrink: 0;
    }
    .nav-desktop {
        display: flex;
        align-items: center;
        gap: 22px;
        margin-left: auto;
    }
    .nav-desktop .nav-link {
        color: var(--text-secondary);
        font-size: 0.92rem;
        font-weight: 500;
        padding: 8px 2px;
        border-bottom: 2px solid transparent;
        white-space: nowrap;
        letter-spacing: 0.01em;
    }
    .nav-desktop .nav-link:hover {
        color: var(--accent-light);
    }
    .nav-desktop .nav-link.active {
        color: var(--accent);
        border-bottom-color: var(--accent);
    }
    .header-cta {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: var(--accent);
        color: #081020;
        font-weight: 700;
        font-size: 0.88rem;
        padding: 10px 20px;
        border-radius: var(--radius-btn);
        white-space: nowrap;
        letter-spacing: 0.02em;
        transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
        flex-shrink: 0;
    }
    .header-cta:hover {
        background: var(--accent-light);
        color: #081020;
        box-shadow: var(--shadow-glow);
        transform: translateY(-1px);
    }
    .hamburger-btn {
        display: none;
        flex-direction: column;
        gap: 5px;
        padding: 8px;
        border-radius: var(--radius-sm);
        background: transparent;
    }
    .hamburger-btn span {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--text-primary);
        border-radius: 2px;
        transition: background var(--transition-fast), transform var(--transition-fast), opacity var(--transition-fast);
    }
    .mobile-nav-panel {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: #081020;
        border-bottom: 1px solid var(--border-light);
        flex-direction: column;
        padding: 12px 20px 20px;
        gap: 4px;
        z-index: 89;
        box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    }
    .mobile-nav-panel a {
        color: var(--text-secondary);
        padding: 12px 8px;
        font-size: 0.95rem;
        border-radius: var(--radius-sm);
        display: block;
        border-left: 3px solid transparent;
    }
    .mobile-nav-panel a:hover,
    .mobile-nav-panel a.active {
        color: var(--accent);
        background: rgba(212, 175, 55, 0.06);
        border-left-color: var(--accent);
    }
    .mobile-nav-panel .mobile-nav-cta {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: var(--accent);
        color: #081020;
        font-weight: 700;
        padding: 12px 20px;
        border-radius: var(--radius-btn);
        margin-top: 8px;
        border-left: none;
        text-align: center;
    }
    .mobile-nav-panel .mobile-nav-cta:hover {
        background: var(--accent-light);
        color: #081020;
        border-left: none;
    }

    /* Breadcrumb */
    .breadcrumb-wrap {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 0.85rem;
        color: var(--text-muted);
        margin-bottom: 16px;
        flex-wrap: wrap;
    }
    .breadcrumb-wrap a {
        color: var(--highlight);
    }
    .breadcrumb-wrap a:hover {
        color: var(--accent-light);
    }
    .breadcrumb-sep {
        color: var(--text-muted);
        opacity: 0.6;
    }

    /* Category Banner */
    .category-banner {
        position: relative;
        min-height: 380px;
        height: 380px;
        display: flex;
        align-items: center;
        overflow: hidden;
        background: var(--bg-secondary);
        border-bottom: 1px solid var(--border-light);
    }
    .category-banner .banner-bg {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: 0.25;
        pointer-events: none;
    }
    .banner-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(8,16,32,0.55) 0%, rgba(10,20,40,0.85) 60%, var(--bg-primary) 100%);
    }
    .category-banner .container-main {
        position: relative;
        z-index: 2;
        width: 100%;
    }
    .category-banner .banner-content {
        max-width: 680px;
    }
    .category-banner h1 {
        font-size: 2.4rem;
        font-weight: 700;
        line-height: 1.3;
        margin-bottom: 16px;
        color: var(--text-primary);
    }
    .category-banner .banner-desc {
        font-size: 1rem;
        color: var(--text-secondary);
        line-height: 1.8;
        max-width: 620px;
        margin-bottom: 20px;
    }
    .banner-meta-row {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        align-items: center;
    }
    .banner-meta-item {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 0.82rem;
        color: var(--text-muted);
    }
    .banner-meta-item i {
        color: var(--accent);
    }

    /* Glass Card Base */
    .glass-card {
        background: var(--bg-card);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border: 1px solid var(--border-light);
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card);
        transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base), background var(--transition-base);
    }
    .glass-card:hover {
        transform: translateY(-4px);
        border-color: var(--border-gold);
        box-shadow: var(--shadow-card-hover);
        background: var(--bg-card-hover);
    }

    /* Quick Entry Cards */
    .quick-entry-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    .quick-entry-card {
        padding: 24px 22px;
        min-height: 180px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    .quick-entry-icon {
        font-size: 1.8rem;
        color: var(--accent);
        margin-bottom: 12px;
    }
    .quick-entry-card h3 {
        font-size: 1.08rem;
        font-weight: 600;
        margin-bottom: 8px;
        line-height: 1.4;
        color: var(--text-primary);
    }
    .quick-entry-card p {
        font-size: 0.86rem;
        color: var(--text-muted);
        margin-bottom: 12px;
        line-height: 1.65;
    }
    .quick-entry-link {
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--highlight);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .quick-entry-link:hover {
        color: var(--accent-light);
    }

    /* Step Accordion */
    .guide-step-list {
        display: flex;
        flex-direction: column;
        gap: 14px;
    }
    .guide-step-item {
        border: 1px solid var(--border-light);
        border-radius: var(--radius-card);
        background: var(--bg-card);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        overflow: hidden;
        transition: border-color var(--transition-base), box-shadow var(--transition-base);
    }
    .guide-step-item:hover {
        border-color: rgba(212, 175, 55, 0.3);
    }
    .guide-step-item[open] {
        border-color: var(--border-gold);
        box-shadow: var(--shadow-card);
    }
    .guide-step-item summary {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 18px 20px;
        cursor: pointer;
        list-style: none;
        user-select: none;
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-primary);
        transition: background var(--transition-fast);
    }
    .guide-step-item summary::-webkit-details-marker {
        display: none;
    }
    .guide-step-item summary:hover {
        background: rgba(212, 175, 55, 0.05);
    }
    .step-num {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        border-radius: 50%;
        background: rgba(212, 175, 55, 0.14);
        color: var(--accent);
        font-weight: 700;
        font-size: 0.9rem;
        flex-shrink: 0;
        border: 1px solid var(--border-gold);
    }
    .step-title {
        flex: 1;
        line-height: 1.45;
    }
    .step-arrow {
        color: var(--accent);
        font-size: 0.8rem;
        transition: transform var(--transition-fast);
        flex-shrink: 0;
    }
    .guide-step-item[open] .step-arrow {
        transform: rotate(180deg);
    }
    .step-content {
        padding: 0 20px 20px 66px;
        font-size: 0.92rem;
        color: var(--text-secondary);
        line-height: 1.8;
    }
    .step-content ul {
        margin: 10px 0 0;
        padding-left: 18px;
        list-style: disc;
    }
    .step-content li {
        margin-bottom: 6px;
        color: var(--text-secondary);
    }
    .step-content .step-tip {
        margin-top: 12px;
        padding: 10px 14px;
        background: rgba(111, 169, 255, 0.08);
        border-left: 3px solid var(--highlight);
        border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        font-size: 0.85rem;
        color: var(--text-secondary);
    }

    /* Notice Cards */
    .notice-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .notice-card {
        padding: 24px;
        display: flex;
        gap: 16px;
        align-items: flex-start;
    }
    .notice-icon-box {
        width: 46px;
        height: 46px;
        border-radius: 12px;
        background: rgba(212, 175, 55, 0.1);
        border: 1px solid var(--border-gold);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
        color: var(--accent);
        flex-shrink: 0;
    }
    .notice-card h3 {
        font-size: 1.02rem;
        font-weight: 600;
        margin-bottom: 8px;
        color: var(--text-primary);
    }
    .notice-card p {
        font-size: 0.88rem;
        color: var(--text-muted);
        line-height: 1.7;
        margin-bottom: 0;
    }

    /* Response Info */
    .response-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
    }
    .response-item {
        text-align: center;
        padding: 28px 16px;
    }
    .response-num {
        font-family: var(--font-num);
        font-size: 2rem;
        font-weight: 700;
        color: var(--accent);
        margin-bottom: 6px;
        line-height: 1;
    }
    .response-label {
        font-size: 0.85rem;
        color: var(--text-muted);
    }

    /* FAQ */
    .faq-list {
        max-width: 780px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .faq-item {
        border: 1px solid var(--border-light);
        border-radius: 12px;
        background: var(--bg-card);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        overflow: hidden;
    }
    .faq-item summary {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 16px 20px;
        cursor: pointer;
        list-style: none;
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--text-primary);
        transition: background var(--transition-fast);
    }
    .faq-item summary::-webkit-details-marker {
        display: none;
    }
    .faq-item summary:hover {
        background: rgba(212, 175, 55, 0.05);
    }
    .faq-q-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 26px;
        height: 26px;
        border-radius: 50%;
        background: var(--accent);
        color: #081020;
        font-weight: 700;
        font-size: 0.78rem;
        flex-shrink: 0;
    }
    .faq-arrow {
        margin-left: auto;
        color: var(--accent);
        font-size: 0.75rem;
        transition: transform var(--transition-fast);
    }
    .faq-item[open] .faq-arrow {
        transform: rotate(180deg);
    }
    .faq-answer {
        padding: 0 20px 18px 58px;
        font-size: 0.9rem;
        color: var(--text-secondary);
        line-height: 1.75;
    }

    /* CTA / Form */
    .cta-section {
        position: relative;
        background: var(--bg-secondary);
        border-top: 1px solid var(--border-light);
        overflow: hidden;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 30% 20%, rgba(111, 169, 255, 0.08), transparent 55%),
                    radial-gradient(ellipse at 75% 80%, rgba(212, 175, 55, 0.08), transparent 50%);
        pointer-events: none;
    }
    .cta-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        align-items: start;
        position: relative;
        z-index: 2;
    }
    .cta-form-panel {
        padding: 32px 28px;
    }
    .cta-form-panel h2 {
        font-size: 1.45rem;
        font-weight: 700;
        margin-bottom: 8px;
        line-height: 1.4;
    }
    .cta-form-panel .form-desc {
        font-size: 0.9rem;
        color: var(--text-muted);
        margin-bottom: 20px;
    }
    .form-group {
        margin-bottom: 16px;
    }
    .form-group label {
        display: block;
        font-size: 0.85rem;
        font-weight: 500;
        color: var(--text-secondary);
        margin-bottom: 6px;
    }
    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100%;
        padding: 12px 14px;
        background: rgba(10, 20, 40, 0.75);
        border: 1px solid var(--border-light);
        border-radius: var(--radius-input);
        color: var(--text-primary);
        font-size: 0.92rem;
        transition: border-color var(--transition-base), box-shadow var(--transition-base);
    }
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
        border-color: var(--accent);
        outline: none;
        box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.12);
    }
    .form-group textarea {
        min-height: 100px;
        resize: vertical;
    }
    .form-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 14px;
    }
    .btn-gold {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        background: var(--accent);
        color: #081020;
        font-weight: 700;
        font-size: 0.95rem;
        padding: 13px 28px;
        border-radius: var(--radius-btn);
        letter-spacing: 0.02em;
        transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
        border: none;
        cursor: pointer;
    }
    .btn-gold:hover {
        background: var(--accent-light);
        box-shadow: var(--shadow-glow);
        transform: translateY(-1px);
        color: #081020;
    }
    .btn-outline {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        background: transparent;
        color: var(--text-primary);
        font-weight: 600;
        font-size: 0.92rem;
        padding: 12px 24px;
        border-radius: var(--radius-btn);
        border: 1px solid var(--border-light);
        letter-spacing: 0.02em;
        transition: border-color var(--transition-base), color var(--transition-base), background var(--transition-base);
    }
    .btn-outline:hover {
        border-color: var(--border-gold);
        color: var(--accent-light);
        background: rgba(212, 175, 55, 0.06);
    }
    .cta-side {
        padding: 32px 28px;
    }
    .cta-side h3 {
        font-size: 1.15rem;
        font-weight: 700;
        margin-bottom: 14px;
        line-height: 1.4;
    }
    .cta-side ul {
        padding: 0;
        margin: 0;
        list-style: none;
    }
    .cta-side li {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        font-size: 0.9rem;
        color: var(--text-secondary);
        padding: 10px 0;
        border-bottom: 1px solid rgba(255,255,255,0.05);
        line-height: 1.6;
    }
    .cta-side li:last-child {
        border-bottom: none;
    }
    .cta-side li i {
        color: var(--accent);
        margin-top: 3px;
        flex-shrink: 0;
    }

    /* Footer */
    .site-footer {
        background: #060D1A;
        border-top: 1px solid var(--border-light);
        padding-top: 48px;
        padding-bottom: 0;
        margin-top: auto;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1fr 1fr;
        gap: 32px;
        padding-bottom: 32px;
    }
    .footer-brand h3 {
        font-size: 1.3rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 10px;
    }
    .footer-brand p {
        font-size: 0.86rem;
        color: var(--text-muted);
        line-height: 1.7;
        max-width: 320px;
    }
    .footer-col h4 {
        font-size: 0.95rem;
        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: 6px;
    }
    .footer-col ul li a {
        font-size: 0.85rem;
        color: var(--text-muted);
        transition: color var(--transition-fast);
    }
    .footer-col ul li a:hover {
        color: var(--accent-light);
    }
    .footer-bottom {
        border-top: 1px solid rgba(255,255,255,0.05);
        padding: 16px 0;
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
        align-items: center;
        justify-content: space-between;
        font-size: 0.8rem;
        color: var(--text-muted);
    }
    .legal-links {
        display: flex;
        gap: 14px;
        align-items: center;
    }
    .legal-links a {
        color: var(--text-muted);
        font-size: 0.8rem;
    }
    .legal-links a:hover {
        color: var(--accent-light);
    }

    /* Responsive */
    @media (max-width: 1024px) {
        .quick-entry-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .notice-grid {
            grid-template-columns: 1fr;
        }
        .response-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .nav-desktop {
            gap: 14px;
        }
        .nav-desktop .nav-link {
            font-size: 0.85rem;
        }
        .header-cta {
            font-size: 0.82rem;
            padding: 9px 16px;
        }
        .category-banner {
            min-height: 340px;
            height: 340px;
        }
        .category-banner h1 {
            font-size: 2rem;
        }
    }
    @media (max-width: 768px) {
        :root {
            --header-height: 60px;
            --section-padding-desktop: 40px;
            --section-padding-tablet: 40px;
        }
        .nav-desktop {
            display: none;
        }
        .header-cta {
            display: none;
        }
        .hamburger-btn {
            display: flex;
        }
        .mobile-nav-panel {
            display: flex;
        }
        .mobile-nav-panel.hidden {
            display: none;
        }
        .category-banner {
            min-height: 300px;
            height: 300px;
        }
        .category-banner h1 {
            font-size: 1.7rem;
        }
        .category-banner .banner-desc {
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .quick-entry-grid {
            grid-template-columns: 1fr;
        }
        .cta-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .form-row {
            grid-template-columns: 1fr;
            gap: 0;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .footer-bottom {
            flex-direction: column;
            align-items: flex-start;
            gap: 8px;
        }
        .step-content {
            padding: 0 16px 16px 20px;
        }
        .guide-step-item summary {
            padding: 14px 16px;
            gap: 10px;
        }
        .response-grid {
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .notice-card {
            padding: 18px;
            gap: 12px;
        }
    }
    @media (max-width: 520px) {
        .container-main {
            padding: 0 16px;
        }
        .category-banner {
            min-height: 280px;
            height: 280px;
        }
        .category-banner h1 {
            font-size: 1.45rem;
        }
        .response-grid {
            grid-template-columns: 1fr;
        }
        .response-item {
            padding: 18px 14px;
        }
        .response-num {
            font-size: 1.6rem;
        }
        .btn-gold {
            width: 100%;
            justify-content: center;
            padding: 12px 20px;
            font-size: 0.9rem;
        }
        .btn-outline {
            width: 100%;
            justify-content: center;
        }
        .cta-form-panel,
        .cta-side {
            padding: 24px 18px;
        }
        .faq-answer {
            padding: 0 16px 14px 20px;
        }
        .faq-item summary {
            padding: 14px 16px;
            gap: 8px;
        }
        .breadcrumb-wrap {
            font-size: 0.78rem;
        }
    }