/* roulang page: index */
:root {
            --primary: #151A21;
            --primary-2: #1F2630;
            --accent: #B98A3C;
            --accent-bright: #D4A84F;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --line: #E5DED2;
            --text: #1A1E24;
            --muted: #6B7280;
            --up: #D94A3A;
            --down: #1E9E6A;
            --warning: #B5472F;
            --focus: #B98A3C;
            --shadow-sm: 0 2px 8px rgba(21, 26, 33, 0.04);
            --shadow-md: 0 8px 24px rgba(21, 26, 33, 0.05);
            --shadow-lg: 0 16px 32px rgba(21, 26, 33, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei UI", system-ui, sans-serif;
            --font-mono: "SF Mono", "Cascadia Code", "Roboto Mono", "Consolas", monospace;
            --header-height: 68px;
            --container: 1200px;
            --section-pad: 72px;
            --transition: 0.25s ease;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

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

        ul, ol {
            list-style: none;
        }

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

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--primary);
            color: #fff;
            z-index: 1000;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }

        .header-logo:hover {
            color: var(--accent-bright);
        }

        .header-logo .logo-mark {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            color: rgba(255,255,255,0.82);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--accent-bright);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            padding: 12px 22px;
            transition: all var(--transition);
            line-height: 1.4;
            text-align: center;
        }

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

        .btn-primary:hover {
            background: var(--accent-bright);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(185, 138, 60, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255,255,255,0.35);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent-bright);
        }

        .btn-dark {
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--primary);
        }

        .btn-dark:hover {
            background: var(--primary-2);
            color: var(--accent-bright);
            border-color: var(--primary-2);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition);
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Mobile Drawer */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--primary);
            z-index: 999;
            flex-direction: column;
            padding: 32px 24px;
            gap: 8px;
            overflow-y: auto;
        }

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

        .mobile-drawer a {
            color: rgba(255,255,255,0.85);
            font-size: 18px;
            font-weight: 500;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }

        .mobile-drawer a:hover,
        .mobile-drawer a.active {
            color: var(--accent-bright);
        }

        .mobile-drawer .btn {
            margin-top: 16px;
            width: 100%;
        }

        /* Hero */
        .hero {
            padding-top: var(--header-height);
            background: var(--primary);
            color: #fff;
            min-height: 600px;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: repeating-linear-gradient(
                0deg,
                transparent,
                transparent 47px,
                rgba(255,255,255,0.025) 47px,
                rgba(255,255,255,0.025) 48px
            ),
            repeating-linear-gradient(
                90deg,
                transparent,
                transparent 55px,
                rgba(255,255,255,0.02) 55px,
                rgba(255,255,255,0.02) 56px
            );
            pointer-events: none;
        }

        .hero .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
            padding-top: 56px;
            padding-bottom: 56px;
        }

        .hero-content h1 {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 20px;
            color: #fff;
        }

        .hero-content .hero-sub {
            font-size: 17px;
            line-height: 1.75;
            color: rgba(255,255,255,0.78);
            margin-bottom: 28px;
            max-width: 520px;
        }

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

        .hero-visual {
            background: var(--primary-2);
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            border: 1px solid rgba(255,255,255,0.1);
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.85;
        }

        .hero-visual .hero-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px 24px;
            background: linear-gradient(transparent, rgba(21,26,33,0.85));
            display: flex;
            gap: 4px;
            flex-wrap: wrap;
        }

        .hero-overlay .tag {
            background: rgba(255,255,255,0.12);
            color: #fff;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 500;
        }

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

        .section-alt {
            background: #EFEAE0;
        }

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

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

        .section-header h2 {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
        }

        .section-header .section-sub {
            font-size: 15px;
            color: var(--muted);
            max-width: 640px;
            line-height: 1.7;
        }

        .section-header .section-sub.light {
            color: rgba(255,255,255,0.7);
        }

        /* Quick Quote Bar */
        .quote-bar {
            padding: 16px 0;
            background: var(--surface);
            border-bottom: 1px solid var(--line);
        }

        .quote-bar .container {
            display: flex;
            gap: 0;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .quote-item {
            flex: 1;
            min-width: 150px;
            padding: 8px 20px;
            border-right: 1px solid var(--line);
            scroll-snap-align: start;
        }

        .quote-item:last-child {
            border-right: none;
        }

        .quote-item .quote-name {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 4px;
        }

        .quote-item .quote-value {
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 700;
            font-variant-numeric: tabular-nums;
        }

        .quote-item .quote-value.up {
            color: var(--up);
        }

        .quote-item .quote-value.down {
            color: var(--down);
        }

        /* Cards */
        .card-grid {
            display: grid;
            gap: 20px;
        }

        .card-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }

        .card-grid.cols-4 {
            grid-template-columns: repeat(4, 1fr);
        }

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

        .card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

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

        .card .card-icon {
            width: 44px;
            height: 44px;
            background: rgba(185, 138, 60, 0.1);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 14px;
            color: var(--accent);
        }

        .card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.65;
        }

        /* Category Entry Cards */
        .cat-entry-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .cat-entry-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 8px;
            position: relative;
        }

        .cat-entry-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .cat-entry-card .cat-num {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--accent);
            font-weight: 700;
        }

        .cat-entry-card .cat-icon {
            font-size: 24px;
            margin-bottom: 4px;
        }

        .cat-entry-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
        }

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

        /* Process Steps */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            counter-reset: step;
        }

        .process-step {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            position: relative;
            counter-increment: step;
            transition: all var(--transition);
        }

        .process-step:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }

        .process-step::before {
            content: counter(step);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
            border-radius: 50%;
            margin-bottom: 12px;
            font-family: var(--font-mono);
        }

        .process-step h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.55;
        }

        /* Calculator */
        .calculator-box {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-md);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .calc-inputs label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text);
        }

        .calc-inputs input,
        .calc-inputs select {
            width: 100%;
            padding: 11px 14px;
            border: 1px solid var(--line);
            border-radius: 8px;
            font-size: 15px;
            margin-bottom: 16px;
            background: #FBF9F5;
            color: var(--text);
            transition: border-color var(--transition);
        }

        .calc-inputs input:focus,
        .calc-inputs select:focus {
            border-color: var(--accent);
            outline: none;
            box-shadow: 0 0 0 3px rgba(185, 138, 60, 0.15);
        }

        .calc-output {
            background: var(--primary);
            border-radius: var(--radius-md);
            padding: 24px;
            color: #fff;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .calc-output .calc-out-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }

        .calc-output .calc-out-row:last-child {
            border-bottom: none;
        }

        .calc-output .calc-out-label {
            font-size: 13px;
            color: rgba(255,255,255,0.7);
        }

        .calc-output .calc-out-value {
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 700;
            font-variant-numeric: tabular-nums;
        }

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

        .news-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .news-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }

        .news-card .news-meta {
            display: flex;
            gap: 10px;
            font-size: 12px;
            color: var(--muted);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .news-card .news-meta .news-tag {
            background: rgba(185, 138, 60, 0.12);
            color: var(--accent);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 500;
        }

        .news-card h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 8px;
            color: var(--text);
        }

        .news-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.6;
        }

        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--muted);
            font-size: 15px;
            background: var(--surface);
            border-radius: var(--radius-md);
            border: 1px dashed var(--line);
        }

        /* Risk Safety */
        .risk-safety-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .risk-safety-item {
            background: var(--primary-2);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            color: #fff;
            transition: all var(--transition);
        }

        .risk-safety-item:hover {
            border-color: rgba(185, 138, 60, 0.5);
        }

        .risk-safety-item .rs-label {
            font-size: 12px;
            color: rgba(255,255,255,0.6);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }

        .risk-safety-item h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 6px;
            color: #fff;
        }

        .risk-safety-item p {
            font-size: 13px;
            color: rgba(255,255,255,0.7);
            line-height: 1.6;
        }

        /* Fee Comparison */
        .fee-compare-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .fee-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .fee-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }

        .fee-card .fee-level {
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .fee-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .fee-card .fee-row {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--line);
            font-size: 14px;
        }

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

        .fee-card .fee-row .fee-label {
            color: var(--muted);
        }

        .fee-card .fee-row .fee-value {
            font-family: var(--font-mono);
            font-weight: 600;
        }

        /* Risk & Simulator */
        .rs-entry-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .rs-entry-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 28px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .rs-entry-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .rs-entry-card .rs-icon {
            width: 52px;
            height: 52px;
            background: rgba(185, 138, 60, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            flex-shrink: 0;
            color: var(--accent);
        }

        .rs-entry-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .rs-entry-card p {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 12px;
            line-height: 1.65;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-item summary {
            padding: 18px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text);
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            border-left: 3px solid transparent;
            transition: all var(--transition);
        }

        .faq-item summary:hover {
            border-left-color: var(--accent);
            color: var(--accent);
        }

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

        .faq-item summary::after {
            content: '+';
            font-size: 20px;
            font-weight: 300;
            color: var(--accent);
            flex-shrink: 0;
            transition: transform var(--transition);
        }

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

        .faq-item[open] summary {
            border-left-color: var(--accent);
        }

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

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

        .stat-item {
            text-align: center;
            padding: 28px 16px;
        }

        .stat-item .stat-value {
            font-family: var(--font-mono);
            font-size: 42px;
            font-weight: 700;
            color: var(--accent);
            font-variant-numeric: tabular-nums;
            line-height: 1.1;
            margin-bottom: 8px;
        }

        .stat-item .stat-label {
            font-size: 14px;
            color: rgba(255,255,255,0.7);
        }

        /* Beginner Guide */
        .beginner-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .beginner-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all var(--transition);
            font-size: 15px;
            font-weight: 500;
        }

        .beginner-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }

        .beginner-item .bi-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }

        /* CTA Form */
        .cta-form-section {
            background: var(--primary);
            color: #fff;
        }

        .cta-form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .cta-left h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 14px;
            color: #fff;
        }

        .cta-left p {
            font-size: 15px;
            color: rgba(255,255,255,0.75);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .cta-form {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-lg);
        }

        .cta-form .form-group {
            margin-bottom: 16px;
        }

        .cta-form label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 5px;
        }

        .cta-form input,
        .cta-form select,
        .cta-form textarea {
            width: 100%;
            padding: 11px 14px;
            border: 1px solid var(--line);
            border-radius: 8px;
            font-size: 14px;
            background: #FBF9F5;
            color: var(--text);
            transition: border-color var(--transition);
        }

        .cta-form input:focus,
        .cta-form select:focus,
        .cta-form textarea:focus {
            border-color: var(--accent);
            outline: none;
            box-shadow: 0 0 0 3px rgba(185, 138, 60, 0.15);
        }

        .cta-form textarea {
            resize: vertical;
            min-height: 80px;
        }

        .cta-form .btn {
            width: 100%;
            margin-top: 8px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255,255,255,0.75);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255,255,255,0.08);
        }

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

        .footer-brand h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            line-height: 1.65;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            margin-bottom: 8px;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: rgba(255,255,255,0.5);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .cat-entry-grid {
                grid-template-columns: repeat(3, 1fr);
            }

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

            .process-steps {
                grid-template-columns: repeat(3, 1fr);
            }

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

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

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

            .card-grid.cols-4,
            .card-grid.cols-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

            .main-nav {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-top: 40px;
                padding-bottom: 40px;
            }

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

            .hero-visual {
                min-height: 240px;
            }

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

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

            .calculator-box {
                grid-template-columns: 1fr;
                padding: 20px;
            }

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

            .risk-safety-grid {
                grid-template-columns: 1fr;
            }

            .fee-compare-grid {
                grid-template-columns: 1fr;
            }

            .rs-entry-grid {
                grid-template-columns: 1fr;
            }

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

            .beginner-list {
                grid-template-columns: 1fr;
            }

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

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

            .card-grid.cols-4,
            .card-grid.cols-3,
            .card-grid.cols-2 {
                grid-template-columns: 1fr;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .quote-item {
                min-width: 130px;
                padding: 6px 14px;
            }

            .quote-item .quote-value {
                font-size: 16px;
            }

            .stat-item .stat-value {
                font-size: 32px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 20px;
            }

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

            .cat-entry-grid {
                grid-template-columns: 1fr;
            }

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

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

            .stat-item .stat-value {
                font-size: 28px;
            }

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

            .hero-actions {
                flex-direction: column;
                width: 100%;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }

            .quote-bar .container {
                gap: 0;
            }

            .quote-item {
                min-width: 110px;
                padding: 4px 10px;
                border-right: 1px solid var(--line);
            }

            .quote-item .quote-name {
                font-size: 11px;
            }

            .quote-item .quote-value {
                font-size: 14px;
            }
        }

/* roulang page: article */
:root {
            --primary: #151A21;
            --primary-2: #1F2630;
            --accent: #B98A3C;
            --accent-bright: #D4A84F;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --line: #E5DED2;
            --text: #1A1E24;
            --muted: #6B7280;
            --up: #D94A3A;
            --down: #1E9E6A;
            --warning: #B5472F;
            --focus: #B98A3C;
            --shadow-sm: 0 2px 8px rgba(21, 26, 33, 0.04);
            --shadow-md: 0 8px 24px rgba(21, 26, 33, 0.05);
            --shadow-lg: 0 16px 32px rgba(21, 26, 33, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei UI", system-ui, sans-serif;
            --font-mono: "SF Mono", "Cascadia Code", "Roboto Mono", "Consolas", monospace;
            --header-height: 68px;
            --container: 1200px;
            --section-pad: 72px;
            --transition: 0.25s ease;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-height);
        }

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

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

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

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

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

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

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--primary);
            color: #fff;
            z-index: 1000;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }

        .header-logo:hover {
            color: var(--accent-bright);
        }

        .header-logo .logo-mark {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            color: rgba(255, 255, 255, 0.82);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--accent-bright);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            padding: 12px 22px;
            transition: all var(--transition);
            line-height: 1.4;
            text-align: center;
        }

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

        .btn-primary:hover {
            background: var(--accent-bright);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(185, 138, 60, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.35);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent-bright);
        }

        .btn-dark {
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--primary);
        }

        .btn-dark:hover {
            background: var(--primary-2);
            color: var(--accent-bright);
            border-color: var(--primary-2);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition);
        }

        .hamburger.is-open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.is-open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.is-open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Main */
        main {
            display: block;
        }

        /* Article hero / breadcrumb */
        .article-hero {
            background: var(--surface);
            padding: 40px 0 32px;
            border-bottom: 1px solid var(--line);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 16px;
        }

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

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

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

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

        .article-hero h1 {
            font-size: 32px;
            line-height: 1.35;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 16px;
            letter-spacing: -0.01em;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            font-size: 14px;
            color: var(--muted);
        }

        .article-meta .badge-cat {
            background: rgba(185, 138, 60, 0.12);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            letter-spacing: 0.02em;
        }

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

        .article-meta .meta-date::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }

        /* Article body */
        .article-body-section {
            background: var(--surface);
            padding: 40px 0 56px;
            border-bottom: 1px solid var(--line);
        }

        .article-content {
            max-width: 820px;
            margin: 0 auto;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
        }

        .article-content h2 {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.35;
            margin: 40px 0 16px;
            color: var(--text);
            padding-left: 14px;
            border-left: 4px solid var(--accent);
        }

        .article-content h3 {
            font-size: 19px;
            font-weight: 600;
            line-height: 1.4;
            margin: 32px 0 12px;
            color: var(--text);
        }

        .article-content p {
            margin: 0 0 16px;
            color: var(--text);
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 20px 24px;
            padding: 0;
        }

        .article-content ul li,
        .article-content ol li {
            margin-bottom: 8px;
            position: relative;
            padding-left: 8px;
        }

        .article-content ul li::marker {
            color: var(--accent);
        }

        .article-content ol li::marker {
            color: var(--accent);
            font-weight: 600;
        }

        .article-content blockquote {
            margin: 24px 0;
            padding: 20px 24px;
            background: rgba(185, 138, 60, 0.06);
            border-left: 4px solid var(--accent);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text);
            font-size: 15px;
            line-height: 1.7;
        }

        .article-content blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-content img {
            margin: 24px 0;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 14px;
            overflow-x: auto;
            display: block;
        }

        .article-content table th,
        .article-content table td {
            padding: 12px 16px;
            border: 1px solid var(--line);
            text-align: left;
            white-space: nowrap;
        }

        .article-content table th {
            background: var(--primary-2);
            color: #fff;
            font-weight: 600;
            border-color: var(--primary-2);
        }

        .article-content table tr:nth-child(even) td {
            background: rgba(244, 241, 234, 0.5);
        }

        .article-content code {
            font-family: var(--font-mono);
            font-size: 0.9em;
            background: rgba(21, 26, 33, 0.06);
            padding: 2px 6px;
            border-radius: 4px;
        }

        .article-content .article-cover {
            margin: 8px 0 32px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .article-content .article-cover img {
            margin: 0;
            border-radius: 0;
            box-shadow: none;
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }

        /* Related articles */
        .related-section {
            background: var(--bg);
            padding: var(--section-pad) 0;
        }

        .related-section .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }

        .related-section .section-sub {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 32px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .related-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .related-card .card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--primary-2);
        }

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

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

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

        .related-card .card-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(185, 138, 60, 0.1);
            padding: 3px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .related-card h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            margin: 0 0 10px;
            color: var(--text);
            flex: 1;
        }

        .related-card h3 a {
            color: var(--text);
            transition: color var(--transition);
        }

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

        .related-card .card-date {
            font-size: 12px;
            color: var(--muted);
        }

        /* Prev / Next */
        .prev-next-nav {
            background: var(--surface);
            padding: 28px 0;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .prev-next-nav .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
        }

        .pn-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            padding: 12px 20px;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            max-width: 45%;
        }

        .pn-link:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(185, 138, 60, 0.04);
        }

        .pn-link .pn-label {
            font-size: 12px;
            color: var(--muted);
            display: block;
        }

        .pn-link .pn-title {
            font-weight: 600;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 100%;
        }

        .pn-link.prev .pn-arrow {
            flex-shrink: 0;
        }

        .pn-link.next .pn-arrow {
            flex-shrink: 0;
        }

        /* Latest list */
        .latest-list-section {
            background: var(--bg);
            padding: var(--section-pad) 0;
        }

        .latest-list-section .section-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 24px;
        }

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

        .latest-list li {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .latest-list li:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }

        .latest-list .list-date {
            font-size: 12px;
            color: var(--muted);
            white-space: nowrap;
            flex-shrink: 0;
            font-family: var(--font-mono);
        }

        .latest-list .list-content {
            flex: 1;
            min-width: 0;
        }

        .latest-list .list-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            transition: color var(--transition);
        }

        .latest-list li:hover .list-title {
            color: var(--accent);
        }

        .latest-list .list-cat {
            font-size: 12px;
            color: var(--accent);
            font-weight: 500;
            margin-top: 2px;
        }

        /* Risk CTA */
        .risk-cta-section {
            background: var(--primary);
            padding: 48px 0;
            color: #fff;
        }

        .risk-cta-section .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .risk-cta-section .risk-text {
            flex: 1;
            min-width: 280px;
        }

        .risk-cta-section .risk-text h2 {
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 8px;
            color: #fff;
        }

        .risk-cta-section .risk-text p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
            line-height: 1.6;
        }

        .risk-cta-section .btn {
            flex-shrink: 0;
        }

        /* Tags & Share */
        .tags-share-section {
            background: var(--surface);
            padding: 24px 0 32px;
            border-top: 1px solid var(--line);
        }

        .tags-share-section .container {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 24px;
            flex-wrap: wrap;
        }

        .tags-area {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .tags-area .tags-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--muted);
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 500;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            background: rgba(185, 138, 60, 0.08);
            color: var(--accent);
            transition: all var(--transition);
        }

        .tag-pill:hover {
            background: rgba(185, 138, 60, 0.18);
            color: var(--primary);
        }

        .share-area {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .share-area .share-label {
            font-size: 13px;
            color: var(--muted);
            font-weight: 500;
        }

        .share-btn {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--line);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--muted);
            font-size: 14px;
            transition: all var(--transition);
        }

        .share-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(185, 138, 60, 0.06);
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #fff;
            padding: 48px 0 24px;
            font-size: 14px;
        }

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

        .footer-brand h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 12px;
            color: #fff;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            line-height: 1.7;
            margin: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 12px;
            text-transform: uppercase;
            letter-spacing: 0.03em;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            padding: 4px 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            margin: 0;
            line-height: 1.6;
        }

        /* Empty state */
        .empty-state {
            text-align: center;
            padding: 48px 20px;
            background: var(--surface);
            border: 1px dashed var(--line);
            border-radius: var(--radius-md);
            color: var(--muted);
            font-size: 15px;
        }

        .empty-state a {
            color: var(--accent);
            font-weight: 600;
        }

        .empty-state a:hover {
            color: var(--primary);
        }

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

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

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

            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--primary);
                flex-direction: column;
                padding: 20px 24px 28px;
                gap: 4px;
                transform: translateY(-110%);
                transition: transform 0.3s ease;
                z-index: 999;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                align-items: flex-start;
            }

            .main-nav.is-open {
                transform: translateY(0);
            }

            .main-nav a {
                padding: 12px 0;
                font-size: 16px;
                width: 100%;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }

            .main-nav a.active::after {
                bottom: 0;
            }

            .header-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .article-hero h1 {
                font-size: 24px;
                line-height: 1.4;
            }

            .article-content {
                font-size: 15px;
                line-height: 1.7;
            }

            .article-content h2 {
                font-size: 20px;
            }

            .article-content h3 {
                font-size: 17px;
            }

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

            .prev-next-nav .container {
                flex-direction: column;
                gap: 12px;
            }

            .pn-link {
                max-width: 100%;
                width: 100%;
            }

            .latest-list li {
                flex-direction: column;
                gap: 8px;
                align-items: flex-start;
            }

            .risk-cta-section .container {
                flex-direction: column;
                text-align: center;
            }

            .tags-share-section .container {
                flex-direction: column;
                gap: 16px;
            }

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

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

            .article-hero h1 {
                font-size: 21px;
            }

            .article-content {
                font-size: 14px;
            }

            .article-content table th,
            .article-content table td {
                padding: 8px 10px;
                font-size: 12px;
            }

            .related-section .section-title,
            .latest-list-section .section-title {
                font-size: 19px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #151A21;
            --primary-2: #1F2630;
            --accent: #B98A3C;
            --accent-bright: #D4A84F;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --line: #E5DED2;
            --text: #1A1E24;
            --muted: #6B7280;
            --up: #D94A3A;
            --down: #1E9E6A;
            --warning: #B5472F;
            --focus: #B98A3C;
            --shadow-sm: 0 2px 8px rgba(21, 26, 33, 0.04);
            --shadow-md: 0 8px 24px rgba(21, 26, 33, 0.05);
            --shadow-lg: 0 16px 32px rgba(21, 26, 33, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei UI", system-ui, sans-serif;
            --font-mono: "SF Mono", "Cascadia Code", "Roboto Mono", "Consolas", monospace;
            --header-height: 68px;
            --container: 1200px;
            --section-pad: 72px;
            --transition: 0.25s ease;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

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

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

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--primary);
            color: #fff;
            z-index: 1000;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }

        .header-logo:hover {
            color: var(--accent-bright);
        }

        .header-logo .logo-mark {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            color: rgba(255, 255, 255, 0.82);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--accent-bright);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            padding: 12px 22px;
            transition: all var(--transition);
            line-height: 1.4;
            text-align: center;
        }

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

        .btn-primary:hover {
            background: var(--accent-bright);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(185, 138, 60, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.35);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent-bright);
        }

        .btn-dark {
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--primary);
        }

        .btn-dark:hover {
            background: var(--primary-2);
            color: var(--accent-bright);
            border-color: var(--primary-2);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }

        .btn-lg {
            padding: 14px 28px;
            font-size: 16px;
            border-radius: 10px;
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: #fff;
            transition: all 0.3s ease;
            border-radius: 2px;
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Section共通 */
        .section {
            padding: var(--section-pad) 0;
        }

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

        .section-accent-bg {
            background: var(--primary);
            color: #fff;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text);
            margin-bottom: 14px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--muted);
            margin-bottom: 36px;
            max-width: 760px;
            line-height: 1.75;
        }

        .section-accent-bg .section-title {
            color: #fff;
        }

        .section-accent-bg .section-subtitle {
            color: rgba(255, 255, 255, 0.72);
        }

        /* Card共通 */
        .card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            transition: all var(--transition);
            overflow: hidden;
        }

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

        .card-body {
            padding: 24px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--text);
        }

        .card-text {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.65;
        }

        /* 徽章 */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-full);
            line-height: 1.4;
        }

        .badge-accent {
            background: rgba(185, 138, 60, 0.12);
            color: var(--accent);
        }

        .badge-up {
            background: rgba(217, 74, 58, 0.1);
            color: var(--up);
        }

        .badge-down {
            background: rgba(30, 158, 106, 0.1);
            color: var(--down);
        }

        .badge-warning {
            background: rgba(181, 71, 47, 0.1);
            color: var(--warning);
        }

        /* 数字等宽 */
        .mono-num {
            font-family: var(--font-mono);
            font-variant-numeric: tabular-nums;
        }

        /* 页脚 */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.62);
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.68);
            padding: 5px 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        /* 分类页特定样式 */
        .category-hero {
            padding: calc(var(--header-height) + 48px) 0 56px;
            background: var(--primary);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            background-image: url('/assets/images/b63e39059adffc9c.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 1;
        }

        .category-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .category-hero h1 {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
        }

        .category-hero .hero-desc {
            font-size: 16px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.78);
            max-width: 560px;
        }

        .category-hero .hero-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-lg);
        }

        .category-hero .hero-img img {
            width: 100%;
            height: auto;
        }

        /* 步骤带 */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }

        .step-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
        }

        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .step-num {
            width: 40px;
            height: 40px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 18px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-family: var(--font-mono);
        }

        .step-item h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text);
        }

        .step-item p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
        }

        /* 材料清单 */
        .material-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .material-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: left;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .material-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .material-icon {
            font-size: 28px;
            width: 48px;
            height: 48px;
            background: rgba(185, 138, 60, 0.12);
            color: var(--accent);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 8px;
        }

        .material-card h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
        }

        .material-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.6;
        }

        /* 门槛速查 */
        .threshold-table {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .threshold-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            transition: all var(--transition);
        }

        .threshold-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }

        .threshold-item .label {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 8px;
        }

        .threshold-item .value {
            font-size: 28px;
            font-weight: 700;
            color: var(--text);
            font-family: var(--font-mono);
            font-variant-numeric: tabular-nums;
        }

        .threshold-item .unit {
            font-size: 13px;
            color: var(--muted);
            margin-top: 4px;
        }

        /* 费用说明 */
        .fee-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .fee-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
        }

        .fee-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .fee-card .fee-label {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 8px;
        }

        .fee-card .fee-value {
            font-size: 24px;
            font-weight: 700;
            color: var(--text);
            font-family: var(--font-mono);
            font-variant-numeric: tabular-nums;
            margin-bottom: 8px;
        }

        .fee-card .fee-desc {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.6;
        }

        /* 误区警示 */
        .warning-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .warning-card {
            background: #FDF5EE;
            border: 1px solid rgba(181, 71, 47, 0.18);
            border-left: 4px solid var(--warning);
            border-radius: var(--radius-sm);
            padding: 20px 22px;
            transition: all var(--transition);
        }

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

        .warning-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--warning);
            margin-bottom: 8px;
        }

        .warning-card p {
            font-size: 14px;
            color: var(--text);
            line-height: 1.65;
        }

        /* CTA表单 */
        .cta-form-section {
            background: var(--primary);
            padding: var(--section-pad) 0;
            color: #fff;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .cta-left h2 {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-left p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
        }

        .cta-form {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px;
            border: none;
            box-shadow: var(--shadow-lg);
        }

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

        .cta-form label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }

        .cta-form input,
        .cta-form textarea,
        .cta-form select {
            width: 100%;
            padding: 12px 16px;
            font-size: 15px;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            background: #FAFAF8;
            color: var(--text);
            transition: border-color var(--transition);
        }

        .cta-form input:focus,
        .cta-form textarea:focus,
        .cta-form select:focus {
            border-color: var(--accent);
            outline: none;
            box-shadow: 0 0 0 2px rgba(185, 138, 60, 0.15);
        }

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

        /* 文章列表 */
        .post-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .post-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 22px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .post-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .post-card .post-category {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .post-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
        }

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

        .post-card time {
            font-size: 13px;
            color: var(--muted);
            font-family: var(--font-mono);
        }

        .empty-state {
            text-align: center;
            padding: 32px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            color: var(--muted);
            font-size: 15px;
        }

        /* 响应式 */
        @media (max-width: 1199px) {
            .steps-row {
                grid-template-columns: repeat(3, 1fr);
            }

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

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

        @media (max-width: 991px) {
            .category-hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .category-hero h1 {
                font-size: 34px;
            }

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

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

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

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

            .section {
                padding: var(--section-pad) 0;
            }

            .section-title {
                font-size: 24px;
            }

            .category-hero {
                padding: calc(var(--header-height) + 32px) 0 40px;
            }

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

            .hamburger {
                display: flex;
            }

            .main-nav {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--primary);
                flex-direction: column;
                padding: 24px;
                gap: 12px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }

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

            .main-nav a {
                font-size: 16px;
                padding: 8px 0;
                color: rgba(255, 255, 255, 0.85);
            }

            .header-cta {
                display: none;
            }

            .header-cta.mobile-visible {
                display: block;
                position: fixed;
                bottom: 0;
                left: 0;
                right: 0;
                padding: 16px 24px;
                background: var(--primary);
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                z-index: 999;
            }

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

            .material-grid,
            .fee-grid,
            .warning-grid {
                grid-template-columns: 1fr;
            }

            .threshold-table {
                grid-template-columns: 1fr 1fr;
            }

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

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

            .cta-form {
                padding: 24px 20px;
            }
        }

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

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

            .category-hero .hero-desc {
                font-size: 15px;
            }

            .threshold-table {
                grid-template-columns: 1fr;
            }

            .btn-lg {
                padding: 12px 20px;
                font-size: 15px;
            }

            .section-title {
                font-size: 22px;
            }

            .footer-bottom {
                font-size: 12px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #151A21;
            --primary-2: #1F2630;
            --accent: #B98A3C;
            --accent-bright: #D4A84F;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --line: #E5DED2;
            --text: #1A1E24;
            --muted: #6B7280;
            --up: #D94A3A;
            --down: #1E9E6A;
            --warning: #B5472F;
            --focus: #B98A3C;
            --shadow-sm: 0 2px 8px rgba(21, 26, 33, 0.04);
            --shadow-md: 0 8px 24px rgba(21, 26, 33, 0.05);
            --shadow-lg: 0 16px 32px rgba(21, 26, 33, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei UI", system-ui, sans-serif;
            --font-mono: "SF Mono", "Cascadia Code", "Roboto Mono", "Consolas", monospace;
            --header-height: 68px;
            --container: 1200px;
            --section-pad: 72px;
            --transition: 0.25s ease;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding-top: var(--header-height);
        }

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

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

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

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

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

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

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--primary);
            color: #fff;
            z-index: 1000;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            z-index: 1002;
        }

        .header-logo:hover {
            color: var(--accent-bright);
        }

        .header-logo .logo-mark {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            color: rgba(255, 255, 255, 0.82);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
            transition: color var(--transition);
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--accent-bright);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            padding: 12px 22px;
            transition: all var(--transition);
            line-height: 1.4;
            text-align: center;
        }

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

        .btn-primary:hover {
            background: var(--accent-bright);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(185, 138, 60, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.35);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent-bright);
        }

        .btn-dark {
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--primary);
        }

        .btn-dark:hover {
            background: var(--primary-2);
            color: var(--accent-bright);
            border-color: var(--primary-2);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            gap: 5px;
            background: transparent;
            border: none;
            z-index: 1002;
            cursor: pointer;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Mobile nav overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 18, 23, 0.65);
            z-index: 999;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .mobile-nav-overlay.show {
            opacity: 1;
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: min(320px, 85vw);
            background: var(--primary);
            z-index: 1001;
            padding: calc(var(--header-height) + 24px) 24px 24px;
            flex-direction: column;
            gap: 8px;
            transform: translateX(100%);
            transition: transform 0.35s ease;
            border-left: 1px solid rgba(255, 255, 255, 0.08);
        }

        .mobile-nav.show {
            transform: translateX(0);
        }

        .mobile-nav a {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            font-weight: 500;
            padding: 14px 12px;
            border-radius: 8px;
            transition: all 0.25s;
        }

        .mobile-nav a:hover,
        .mobile-nav a.active {
            color: var(--accent-bright);
            background: rgba(185, 138, 60, 0.08);
        }

        .mobile-nav .mobile-cta {
            margin-top: auto;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .mobile-nav .mobile-cta .btn {
            width: 100%;
        }

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

        .section-alt {
            background: #ECE8DF;
        }

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

        .section-dark .section-title,
        .section-dark .section-subtitle {
            color: #fff;
        }

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

        .section-title {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text);
            margin: 0 0 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--muted);
            line-height: 1.7;
            margin: 0;
            max-width: 720px;
        }

        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        /* Cards */
        .card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-md);
            transition: all var(--transition);
        }

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

        .card .card-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(185, 138, 60, 0.1);
            padding: 4px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
        }

        .card h3 {
            font-size: 20px;
            font-weight: 600;
            line-height: 1.4;
            margin: 0 0 10px;
        }

        .card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            margin: 0;
        }

        /* Badge */
        .badge {
            display: inline-block;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 600;
            line-height: 1.5;
            background: rgba(185, 138, 60, 0.1);
            color: var(--accent);
        }

        .badge-up {
            background: rgba(217, 74, 58, 0.1);
            color: var(--up);
        }

        .badge-down {
            background: rgba(30, 158, 106, 0.1);
            color: var(--down);
        }

        /* Grid */
        .grid {
            display: grid;
            gap: 20px;
        }

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

        .grid-3 {
            grid-template-columns: repeat(3, 1fr);
        }

        .grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }

        /* Number display */
        .num {
            font-family: var(--font-mono);
            font-variant-numeric: tabular-nums;
        }

        /* Hero-like category intro */
        .category-hero {
            background: var(--primary);
            color: #fff;
            padding: 60px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
            background-size: 42px 42px;
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .category-hero h1 {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.2;
            margin: 0 0 16px;
            color: #fff;
        }

        .category-hero .hero-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.75;
            max-width: 640px;
            margin: 0 0 24px;
        }

        .category-hero .hero-img-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .category-hero .hero-img-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16 / 10;
        }

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

        /* Rounded Image */
        .img-rounded {
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        /* Data indicator */
        .data-indicator {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
        }

        .data-indicator .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
        }

        .data-indicator .dot.up {
            background: var(--up);
        }

        .data-indicator .dot.down {
            background: var(--down);
        }

        /* Steps */
        .steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }

        .step-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            position: relative;
            transition: all var(--transition);
        }

        .step-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }

        .step-item .step-num {
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            display: inline-block;
            margin-bottom: 10px;
        }

        .step-item h3 {
            font-size: 17px;
            font-weight: 600;
            margin: 0 0 8px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            margin: 0;
        }

        /* Waen card */
        .warning-card {
            background: #FFF8F2;
            border: 1px solid #F0DCC5;
            border-left: 4px solid var(--warning);
            border-radius: var(--radius-sm);
            padding: 20px;
        }

        .warning-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--warning);
            margin: 0 0 8px;
        }

        .warning-card p {
            font-size: 14px;
            color: var(--text);
            line-height: 1.7;
            margin: 0;
        }

        /* Risk meter card */
        .risk-meter {
            background: linear-gradient(135deg, #1F2630 0%, #151A21 100%);
            border-radius: var(--radius-md);
            padding: 28px;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .risk-meter h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 0 0 8px;
            color: #fff;
        }

        .risk-meter p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.72);
            line-height: 1.7;
            margin: 0 0 16px;
        }

        .risk-meter .meter-track {
            height: 8px;
            background: rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-full);
            overflow: hidden;
            margin-bottom: 12px;
        }

        .risk-meter .meter-fill {
            height: 100%;
            width: 65%;
            background: linear-gradient(90deg, #B98A3C, #D4A84F);
            border-radius: var(--radius-full);
        }

        .risk-meter .meter-labels {
            display: flex;
            justify-content: space-between;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }

        /* FAQ accordion */
        .faq-section .faq-item {
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            background: var(--surface);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition);
        }

        .faq-section .faq-item:hover {
            border-color: var(--accent);
        }

        .faq-section .faq-item.active {
            border-left: 4px solid var(--accent);
        }

        .faq-section .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: var(--surface);
            border: none;
            text-align: left;
            transition: color var(--transition);
        }

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

        .faq-section .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--accent);
            transition: transform 0.3s ease;
        }

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

        .faq-section .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
        }

        .faq-section .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 20px 20px;
        }

        .faq-section .faq-answer p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.75;
            margin: 0;
        }

        /* CTA band */
        .cta-band {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-band h3 {
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 8px;
            color: #fff;
        }

        .cta-band p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.72);
            margin: 0;
        }

        /* Rule card list for CMS */
        .rule-list {
            display: grid;
            gap: 16px;
        }

        .rule-card {
            display: flex;
            flex-direction: column;
            gap: 8px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            transition: all var(--transition);
        }

        .rule-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .rule-card .rule-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--muted);
        }

        .rule-card .rule-meta .rule-tag {
            background: rgba(185, 138, 60, 0.1);
            color: var(--accent);
            padding: 2px 10px;
            border-radius: var(--radius-full);
            font-weight: 500;
        }

        .rule-card h4 {
            font-size: 16px;
            font-weight: 600;
            margin: 0;
            line-height: 1.45;
        }

        .rule-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.65;
            margin: 0;
        }

        .empty-state {
            font-size: 15px;
            color: var(--muted);
            background: var(--surface);
            border: 1px dashed var(--line);
            border-radius: var(--radius-sm);
            padding: 32px 20px;
            text-align: center;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-2);
            color: rgba(255, 255, 255, 0.78);
            padding: 56px 0 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 20px;
        }

        .footer-brand h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            padding: 4px 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            text-align: center;
            line-height: 1.6;
        }

        .footer-bottom p {
            margin: 0;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

            .category-hero .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .category-hero h1 {
                font-size: 36px;
            }
        }

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

            body {
                padding-top: var(--header-height);
                font-size: 15px;
            }

            .container {
                padding: 0 20px;
            }

            .main-nav {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-nav-overlay,
            .mobile-nav {
                display: flex;
            }

            .section-title {
                font-size: 24px;
            }

            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }

            .category-hero {
                padding: 40px 0 36px;
            }

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

            .category-hero .hero-subtitle {
                font-size: 15px;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .cta-band {
                padding: 28px 24px;
                flex-direction: column;
                text-align: center;
            }

            .cta-band .btn {
                width: 100%;
            }

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

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

        @media (max-width: 520px) {
            .section-title {
                font-size: 20px;
            }

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

            .category-hero .hero-subtitle {
                font-size: 14px;
            }

            .card {
                padding: 18px;
            }

            .btn {
                font-size: 14px;
                padding: 10px 18px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #151A21;
            --primary-2: #1F2630;
            --accent: #B98A3C;
            --accent-bright: #D4A84F;
            --bg: #F4F1EA;
            --surface: #FFFFFF;
            --line: #E5DED2;
            --text: #1A1E24;
            --muted: #6B7280;
            --up: #D94A3A;
            --down: #1E9E6A;
            --warning: #B5472F;
            --focus: #B98A3C;
            --shadow-sm: 0 2px 8px rgba(21, 26, 33, 0.04);
            --shadow-md: 0 8px 24px rgba(21, 26, 33, 0.05);
            --shadow-lg: 0 16px 32px rgba(21, 26, 33, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei UI", system-ui, sans-serif;
            --font-mono: "SF Mono", "Cascadia Code", "Roboto Mono", "Consolas", monospace;
            --header-height: 68px;
            --container: 1200px;
            --section-pad: 72px;
            --transition: 0.25s ease;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

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

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

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--primary);
            color: #fff;
            z-index: 1000;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }

        .header-logo:hover {
            color: var(--accent-bright);
        }

        .header-logo .logo-mark {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            color: rgba(255,255,255,0.82);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--accent-bright);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            padding: 12px 22px;
            transition: all var(--transition);
            line-height: 1.4;
            text-align: center;
        }

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

        .btn-primary:hover {
            background: var(--accent-bright);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(185, 138, 60, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255,255,255,0.35);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent-bright);
        }

        .btn-dark {
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--primary);
        }

        .btn-dark:hover {
            background: var(--primary-2);
            color: var(--accent-bright);
            border-color: var(--primary-2);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 44px;
            height: 44px;
            border-radius: 8px;
            background: transparent;
            gap: 5px;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 1px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Category Hero */
        .category-hero {
            padding-top: calc(var(--header-height) + 48px);
            padding-bottom: 48px;
            background: var(--primary);
            color: #fff;
            background-image: linear-gradient(rgba(21, 26, 33, 0.88), rgba(21, 26, 33, 0.88)), url('/assets/images/b63e39059adffc9c.webp');
            background-size: cover;
            background-position: center;
        }

        .category-hero-inner {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .category-hero-text {
            padding: 24px 0;
        }

        .category-badge {
            display: inline-block;
            background: rgba(185, 138, 60, 0.2);
            color: var(--accent-bright);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            border: 1px solid rgba(185, 138, 60, 0.4);
            margin-bottom: 16px;
        }

        .category-hero h1 {
            font-size: 44px;
            line-height: 1.2;
            font-weight: 700;
            margin-bottom: 20px;
            color: #fff;
        }

        .category-hero .lead {
            font-size: 17px;
            color: rgba(255,255,255,0.82);
            line-height: 1.75;
            max-width: 560px;
        }

        .category-hero-image {
            display: flex;
            justify-content: flex-end;
        }

        .category-hero-image img {
            width: 100%;
            max-width: 480px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            border: 1px solid rgba(255,255,255,0.08);
        }

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

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

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

        .section-head h2 {
            font-size: 30px;
            line-height: 1.25;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
        }

        .section-head p {
            font-size: 15px;
            color: var(--muted);
            max-width: 680px;
        }

        /* Rules Grid */
        .rules-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .rule-card {
            background: var(--bg);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
        }

        .rule-card:hover {
            transform: translateY(-4px);
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            background: var(--surface);
        }

        .rule-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--primary);
        }

        .rule-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .rule-card .rule-num {
            display: inline-block;
            font-family: var(--font-mono);
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            margin-bottom: 8px;
        }

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

        .fee-card {
            background: var(--bg);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            transition: all var(--transition);
        }

        .fee-card.highlight {
            border-color: var(--accent);
            background: #FFFDF7;
        }

        .fee-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .fee-card .fee-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .fee-card .fee-value {
            font-family: var(--font-mono);
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
            tabular-nums: left;
        }

        .fee-card .fee-desc {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
        }

        .fee-card .fee-unit {
            font-size: 14px;
            font-weight: 500;
            color: var(--muted);
        }

        /* Collateral Section */
        .collateral-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .collateral-content h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .collateral-content p {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.75;
            margin-bottom: 16px;
        }

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

        .collateral-list li {
            position: relative;
            padding-left: 24px;
            margin-bottom: 12px;
            font-size: 14px;
            color: var(--text);
            line-height: 1.6;
        }

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

        .collateral-image img {
            width: 100%;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--line);
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }

        .step-item {
            background: var(--bg);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            transition: all var(--transition);
        }

        .step-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent-bright);
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 14px;
            margin-bottom: 12px;
        }

        .step-item h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
            margin: 0;
        }

        /* Risk Alert */
        .risk-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .risk-list li {
            background: #FDF3F2;
            border-left: 4px solid var(--warning);
            padding: 18px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text);
            line-height: 1.65;
        }

        /* Data Dashboard */
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .dashboard-item {
            background: var(--bg);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
        }

        .dashboard-item .dash-value {
            font-family: var(--font-mono);
            font-size: 30px;
            font-weight: 700;
            color: var(--primary);
            tabular-nums: left;
            margin-bottom: 6px;
        }

        .dashboard-item .dash-label {
            font-size: 13px;
            color: var(--muted);
        }

        /* CTA Section */
        .cta-section {
            background: var(--primary);
            color: #fff;
            background-image: linear-gradient(rgba(21, 26, 33, 0.92), rgba(21, 26, 33, 0.92)), url('/assets/images/25571e0edbd5d7b2.webp');
            background-size: cover;
            background-position: center;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-text p {
            font-size: 15px;
            color: rgba(255,255,255,0.78);
            max-width: 480px;
            margin: 0;
        }

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

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255,255,255,0.78);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255,255,255,0.65);
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255,255,255,0.7);
            margin-bottom: 10px;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255,255,255,0.5);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-pad: 56px;
            }
            .category-hero-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .category-hero-image {
                justify-content: center;
            }
            .fee-grid,
            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-pad: 40px;
                --header-height: 60px;
            }
            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--primary);
                flex-direction: column;
                padding: 24px;
                gap: 20px;
                transform: translateY(-120%);
                transition: transform var(--transition);
                z-index: 999;
                justify-content: flex-start;
                align-items: flex-start;
                box-shadow: var(--shadow-lg);
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .main-nav a {
                font-size: 16px;
                width: 100%;
                padding: 8px 0;
            }
            .header-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .rules-grid,
            .fee-grid,
            .risk-list,
            .dashboard-grid,
            .collateral-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .category-hero {
                padding-top: calc(var(--header-height) + 32px);
                padding-bottom: 32px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
        }

        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-actions {
                flex-direction: column;
                width: 100%;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
        }