/* roulang page: index */
:root {
            --color-primary: #2f3d2f;
            --color-primary-dark: #222f22;
            --color-primary-light: #435443;
            --color-accent: #b8894e;
            --color-accent-light: #d4a872;
            --color-accent-dark: #9a6d3a;
            --color-bg: #f8f6f1;
            --color-bg-white: #ffffff;
            --color-bg-card: #fffdf9;
            --color-danger: #8c2f3c;
            --color-danger-bg: #fdf3f3;
            --color-text: #232925;
            --color-text-secondary: #5f6b61;
            --color-text-muted: #8a938b;
            --color-border: #e0ddd5;
            --color-border-light: #ebe8df;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 12px rgba(35, 41, 37, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(35, 41, 37, 0.12);
            --shadow-hero: 0 16px 40px rgba(35, 41, 37, 0.2);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --section-padding-y: 72px;
            --section-padding-y-sm: 48px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

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

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

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

        input, select, textarea {
            font-family: inherit;
        }

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

        .section {
            padding: var(--section-padding-y) 0;
            position: relative;
        }

        .section-sm {
            padding: 48px 0;
        }

        .section-bg-alt {
            background-color: #f3f0e9;
        }

        .section-bg-dark {
            background-color: var(--color-primary);
            color: #f0ede4;
        }

        .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-heading h2 {
            font-size: clamp(24px, 3.2vw, 32px);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .section-heading .subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }

        .section-bg-dark .section-heading h2 {
            color: #f0ede4;
        }

        .section-bg-dark .section-heading .subtitle {
            color: rgba(240, 237, 228, 0.75);
        }

        /* ============ HEADER ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: var(--color-primary);
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(35, 41, 37, 0.15);
            transition: box-shadow var(--transition);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 18px;
            color: #f0ede4;
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }

        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background-color: var(--color-accent);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            font-weight: 700;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 32px;
            flex: 1;
        }

        .main-nav a {
            color: rgba(240, 237, 228, 0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: color var(--transition), background-color var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-accent-light);
            background-color: rgba(255, 255, 255, 0.06);
            outline: none;
        }

        .main-nav a.active {
            color: var(--color-accent-light);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-accent);
            border-radius: 1px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: 8px;
            transition: all var(--transition);
            line-height: 1.4;
            white-space: nowrap;
            min-height: 44px;
            text-decoration: none;
            border: 2px solid transparent;
        }

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

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

        .btn-primary:hover {
            background-color: var(--color-accent-light);
            border-color: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184, 137, 78, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
            box-shadow: none;
        }

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

        .btn-secondary:hover {
            background-color: rgba(47, 61, 47, 0.06);
            border-color: var(--color-primary-light);
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: translateY(0);
            background-color: rgba(47, 61, 47, 0.12);
        }

        .btn-outline-light {
            background-color: transparent;
            color: #f0ede4;
            border-color: rgba(240, 237, 228, 0.5);
        }

        .btn-outline-light:hover {
            background-color: rgba(240, 237, 228, 0.1);
            border-color: #f0ede4;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            min-height: 52px;
            border-radius: 10px;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            min-height: 36px;
            border-radius: 6px;
        }

        .btn-block {
            width: 100%;
        }

        .mobile-menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0;
        }

        .mobile-menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: #f0ede4;
            border-radius: 1px;
            transition: all var(--transition);
        }

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

        .mobile-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }

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

        /* ============ HERO ============ */
        .hero {
            padding-top: calc(var(--header-height) + 64px);
            padding-bottom: 72px;
            background-color: var(--color-primary);
            background-image: url('/assets/images/d790e59dbf0a441e.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            background-color: rgba(35, 41, 37, 0.75);
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
        }

        .hero .container {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .hero-content {
            flex: 1 1 55%;
            min-width: 300px;
            color: #f0ede4;
        }

        .hero-content h1 {
            font-size: clamp(30px, 4.5vw, 44px);
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 18px;
            color: #f0ede4;
        }

        .hero-content .hero-subtitle {
            font-size: clamp(16px, 2vw, 20px);
            line-height: 1.8;
            color: rgba(240, 237, 228, 0.85);
            margin-bottom: 28px;
            max-width: 560px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 28px;
        }

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

        .hero-tags .tag {
            background-color: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(240, 237, 228, 0.25);
            color: #f0ede4;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
        }

        .hero-visual {
            flex: 1 1 38%;
            min-width: 260px;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-visual .hero-card-preview {
            background-color: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(240, 237, 228, 0.2);
            border-radius: 16px;
            padding: 32px 28px;
            max-width: 360px;
            width: 100%;
            box-shadow: var(--shadow-hero);
        }

        .hero-card-preview .preview-label {
            color: var(--color-accent-light);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }

        .hero-card-preview .preview-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(240, 237, 228, 0.15);
            color: rgba(240, 237, 228, 0.9);
            font-size: 14px;
        }

        .hero-card-preview .preview-item:last-child {
            border-bottom: none;
        }

        .hero-card-preview .preview-value {
            color: var(--color-accent-light);
            font-weight: 700;
            font-size: 15px;
        }

        /* ============ METRICS BAR ============ */
        .metrics-bar {
            padding: 36px 0;
            background-color: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border-light);
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .metric-item .metric-value {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .metric-item .metric-label {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-top: 6px;
        }

        /* ============ CARDS & GRIDS ============ */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

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

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

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

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

        .card-image {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 16px;
            background-color: #e9e5db;
        }

        .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .card-text {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-meta {
            font-size: 13px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .card-link {
            color: var(--color-accent-dark);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition);
        }

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

        /* ============ STEP CARDS ============ */
        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-card {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            position: relative;
            transition: all var(--transition);
        }

        .step-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .step-number {
            width: 44px;
            height: 44px;
            background-color: var(--color-primary);
            color: var(--color-accent-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            margin: 0 auto 16px;
        }

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

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

        /* ============ PLAN CARDS ============ */
        .plan-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }

        .plan-card {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            transition: all var(--transition);
            position: relative;
        }

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

        .plan-card.featured {
            border-color: var(--color-accent);
            box-shadow: 0 8px 24px rgba(184, 137, 78, 0.2);
        }

        .plan-card .plan-badge {
            position: absolute;
            top: -12px;
            right: 20px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 12px;
        }

        .plan-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--color-text);
        }

        .plan-card .plan-sub {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }

        .plan-card .plan-range {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .plan-card .plan-range-label {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 16px;
        }

        .plan-card ul {
            list-style: none;
            margin-bottom: 24px;
            flex: 1;
        }

        .plan-card ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--color-border-light);
            font-size: 14px;
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .plan-card ul li::before {
            content: '';
            width: 6px;
            height: 6px;
            background-color: var(--color-accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* ============ SPLIT SECTION ============ */
        .split-section {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .split-section .split-content {
            flex: 1 1 50%;
            min-width: 300px;
        }

        .split-section .split-image {
            flex: 1 1 40%;
            min-width: 260px;
        }

        .split-section .split-image img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            width: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .split-section h2 {
            font-size: clamp(22px, 3vw, 28px);
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--color-text);
            letter-spacing: -0.015em;
        }

        .split-section p {
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .check-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            color: var(--color-text);
            line-height: 1.6;
        }

        .check-list li::before {
            content: '✓';
            color: var(--color-accent-dark);
            font-weight: 700;
            flex-shrink: 0;
            font-size: 16px;
        }

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

        .warning-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }

        .warning-list li::before {
            content: '⚠';
            color: var(--color-danger);
            flex-shrink: 0;
            font-size: 15px;
        }

        /* ============ FEE CARDS ============ */
        .fee-card {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
        }

        .fee-card:hover {
            box-shadow: var(--shadow-card);
            border-color: var(--color-accent-light);
        }

        .fee-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--color-text);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .fee-card .fee-icon {
            color: var(--color-accent-dark);
        }

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

        /* ============ TABS ============ */
        .tabs-container {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 32px;
            box-shadow: var(--shadow-card);
        }

        .tabs-nav {
            display: flex;
            gap: 8px;
            margin-bottom: 28px;
            border-bottom: 2px solid var(--color-border-light);
        }

        .tab-btn {
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-secondary);
            background: none;
            border: none;
            border-bottom: 3px solid transparent;
            margin-bottom: -2px;
            transition: all var(--transition);
            border-radius: 6px 6px 0 0;
            min-height: 44px;
        }

        .tab-btn:hover {
            color: var(--color-primary);
            background-color: rgba(47, 61, 47, 0.05);
        }

        .tab-btn.active {
            color: var(--color-primary);
            border-bottom-color: var(--color-accent);
            background-color: transparent;
        }

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

        .tab-panel {
            display: none;
            animation: fadeIn 0.3s ease;
        }

        .tab-panel.active {
            display: block;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(8px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .tab-panel h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--color-text);
        }

        .tab-panel p {
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* ============ ARTICLE LIST ============ */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .article-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px;
            border-radius: var(--radius-md);
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            transition: all var(--transition);
        }

        .article-item:hover {
            box-shadow: var(--shadow-card);
            border-color: var(--color-accent-light);
            transform: translateX(4px);
        }

        .article-item img {
            width: 120px;
            height: 80px;
            object-fit: cover;
            border-radius: 6px;
            flex-shrink: 0;
        }

        .article-item .article-info {
            flex: 1;
        }

        .article-item .article-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 4px;
        }

        .article-item .article-summary {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-item .article-meta {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: 6px;
            display: flex;
            gap: 12px;
        }

        /* ============ TESTIMONIALS ============ */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

        .testimonial-card:hover {
            box-shadow: var(--shadow-card);
        }

        .testimonial-card .quote {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .user {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .user-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--color-primary);
            color: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 16px;
            flex-shrink: 0;
        }

        .testimonial-card .user-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
        }

        .testimonial-card .user-tag {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* ============ CTA BAND ============ */
        .cta-band {
            background-color: var(--color-primary);
            padding: 56px 0;
            border-radius: var(--radius-lg);
            margin: 0 24px;
            background-image: url('/assets/images/d3f48f7473445ae2.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            background-color: rgba(35, 41, 37, 0.85);
            text-align: center;
            color: #f0ede4;
        }

        .cta-band .container {
            max-width: 800px;
        }

        .cta-band h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            margin-bottom: 12px;
            color: #f0ede4;
        }

        .cta-band p {
            font-size: 16px;
            color: rgba(240, 237, 228, 0.8);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .cta-band .btn-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

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

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            background-color: var(--color-bg-white);
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            gap: 12px;
            min-height: 44px;
            transition: background-color var(--transition);
        }

        .faq-question:hover {
            background-color: rgba(47, 61, 47, 0.04);
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: -2px;
        }

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

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 240px;
        }

        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: rgba(240, 237, 228, 0.7);
            padding-top: 48px;
            margin-top: 0;
        }

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

        .footer-brand .logo {
            margin-bottom: 12px;
            color: #f0ede4;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .footer-column h3 {
            font-size: 15px;
            font-weight: 600;
            color: #f0ede4;
            margin-bottom: 16px;
        }

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

        .footer-column ul a {
            font-size: 14px;
            color: rgba(240, 237, 228, 0.65);
            transition: color var(--transition);
        }

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

        .footer-risk {
            background-color: rgba(0, 0, 0, 0.25);
            padding: 16px 0;
            border-top: 1px solid rgba(240, 237, 228, 0.1);
        }

        .footer-risk p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(240, 237, 228, 0.55);
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(240, 237, 228, 0.12);
            padding: 20px 0;
            text-align: center;
            font-size: 12px;
            color: rgba(240, 237, 228, 0.4);
        }

        /* ============ MOBILE NAV DRAWER ============ */
        .nav-drawer {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--color-primary);
            z-index: 999;
            padding: 24px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
            animation: slideDown 0.3s ease;
        }

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

        @keyframes slideDown {
            from { opacity: 0; transform: translateY(-12px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .nav-drawer a {
            color: #f0ede4;
            font-size: 18px;
            padding: 14px 16px;
            border-radius: 8px;
            font-weight: 500;
            transition: background-color var(--transition);
        }

        .nav-drawer a:hover,
        .nav-drawer a:focus-visible {
            background-color: rgba(255, 255, 255, 0.08);
            color: var(--color-accent-light);
            outline: none;
        }

        .nav-drawer a.active {
            color: var(--color-accent-light);
            background-color: rgba(255, 255, 255, 0.08);
        }

        .nav-drawer .drawer-cta {
            margin-top: 16px;
        }

        /* ============ SECTION ENTRY GRID ============ */
        .entry-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .entry-card {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            display: flex;
            align-items: flex-start;
            gap: 16px;
            transition: all var(--transition);
        }

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

        .entry-card .entry-icon {
            width: 44px;
            height: 44px;
            background-color: rgba(184, 137, 78, 0.12);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-accent-dark);
            flex-shrink: 0;
        }

        .entry-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--color-text);
        }

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

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .grid-4, .step-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .plan-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .plan-card.featured {
                grid-column: span 2;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .hero .container {
                flex-direction: column;
                text-align: center;
            }
            .hero-content .hero-subtitle {
                margin-left: auto;
                margin-right: auto;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-tags {
                justify-content: center;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
                --section-padding-y: 48px;
            }

            .main-nav {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-actions .btn-primary {
                display: none;
            }
            .nav-drawer {
                display: none;
            }
            .nav-drawer.open {
                display: flex;
            }

            .hero {
                padding-top: calc(var(--header-height) + 32px);
                padding-bottom: 48px;
                min-height: auto;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-content .hero-subtitle {
                font-size: 16px;
            }
            .hero-visual {
                display: none;
            }

            .grid-2, .grid-3, .grid-4,
            .step-grid, .plan-grid, .testimonial-grid, .entry-grid {
                grid-template-columns: 1fr;
            }
            .plan-card.featured {
                grid-column: auto;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .split-section {
                flex-direction: column;
                gap: 24px;
            }
            .tabs-nav {
                flex-direction: column;
                gap: 4px;
                border-bottom: none;
            }
            .tab-btn {
                border-bottom: 2px solid var(--color-border-light);
                margin-bottom: 0;
                text-align: left;
                border-radius: 6px;
            }
            .tab-btn.active {
                border-bottom-color: var(--color-accent);
                background-color: rgba(184, 137, 78, 0.08);
            }
            .article-item {
                flex-direction: column;
            }
            .article-item img {
                width: 100%;
                height: auto;
                aspect-ratio: 16/9;
            }
            .cta-band {
                margin: 0 16px;
                padding: 40px 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .btn-lg {
                padding: 12px 20px;
                font-size: 15px;
                min-height: 46px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .card, .step-card, .plan-card, .testimonial-card,
            .fee-card, .entry-card {
                padding: 20px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-item .metric-value {
                font-size: 28px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #2f3d2f;
            --color-primary-dark: #222f22;
            --color-primary-light: #435443;
            --color-accent: #b8894e;
            --color-accent-light: #d4a872;
            --color-accent-dark: #9a6d3a;
            --color-bg: #f8f6f1;
            --color-bg-white: #ffffff;
            --color-bg-card: #fffdf9;
            --color-danger: #8c2f3c;
            --color-danger-bg: #fdf3f3;
            --color-text: #232925;
            --color-text-secondary: #5f6b61;
            --color-text-muted: #8a938b;
            --color-border: #e0ddd5;
            --color-border-light: #ebe8df;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 12px rgba(35, 41, 37, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(35, 41, 37, 0.12);
            --shadow-hero: 0 16px 40px rgba(35, 41, 37, 0.2);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --section-padding-y: 72px;
            --section-padding-y-sm: 48px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

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

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

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

        input,
        select,
        textarea {
            font-family: inherit;
        }

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

        .section {
            padding: var(--section-padding-y) 0;
            position: relative;
        }

        .section-sm {
            padding: 48px 0;
        }

        .section-bg-alt {
            background-color: #f3f0e9;
        }

        .section-bg-dark {
            background-color: var(--color-primary);
            color: #f0ede4;
        }

        .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-heading h2 {
            font-size: clamp(24px, 3.2vw, 32px);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .section-heading .subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }

        .section-bg-dark .section-heading h2 {
            color: #f0ede4;
        }

        .section-bg-dark .section-heading .subtitle {
            color: rgba(240, 237, 228, 0.75);
        }

        /* ============ HEADER ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: var(--color-primary);
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(35, 41, 37, 0.15);
            transition: box-shadow var(--transition);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 18px;
            color: #f0ede4;
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }

        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background-color: var(--color-accent);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            font-weight: 700;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 32px;
            flex: 1;
        }

        .main-nav a {
            color: rgba(240, 237, 228, 0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: color var(--transition), background-color var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-accent-light);
            background-color: rgba(255, 255, 255, 0.06);
            outline: none;
        }

        .main-nav a.active {
            color: var(--color-accent-light);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-accent);
            border-radius: 2px;
        }

        .header-cta {
            flex-shrink: 0;
            margin-left: 16px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary-dark);
            font-size: 15px;
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .btn-primary:hover {
            background-color: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(184, 137, 78, 0.35);
            color: var(--color-primary-dark);
        }

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

        .btn-primary:active {
            background-color: var(--color-accent-dark);
            transform: translateY(0);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: transparent;
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            border: 1.5px solid var(--color-primary);
            transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background-color: rgba(47, 61, 47, 0.08);
            color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-2px);
        }

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

        .btn-secondary:active {
            background-color: rgba(47, 61, 47, 0.15);
            transform: translateY(0);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
            margin-left: auto;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            background-color: #f0ede4;
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

        /* ============ ARTICLE PAGE SPECIFIC ============ */
        .article-breadcrumb-wrapper {
            background-color: #fffdf9;
            border-bottom: 1px solid var(--color-border-light);
            padding: 16px 0;
            margin-top: var(--header-height);
        }

        .breadcrumb-nav {
            font-size: 14px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            line-height: 1.6;
        }

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

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

        .breadcrumb-nav .separator {
            color: var(--color-border);
            user-select: none;
        }

        .breadcrumb-nav .current {
            color: var(--color-text);
            font-weight: 500;
            max-width: 280px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .article-main {
            padding: 56px 0 72px;
        }

        .article-container {
            max-width: 840px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background-color: rgba(184, 137, 78, 0.12);
            color: var(--color-accent-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 99px;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .article-header h1 {
            font-size: clamp(28px, 4.5vw, 38px);
            font-weight: 700;
            letter-spacing: -0.025em;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 18px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 14px;
            color: var(--color-text-muted);
            padding-bottom: 24px;
            border-bottom: 1px solid var(--color-border-light);
        }

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

        .article-meta .meta-dot {
            width: 4px;
            height: 4px;
            background-color: var(--color-border);
            border-radius: 50%;
        }

        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: var(--color-text);
        }

        .article-content h2 {
            font-size: 24px;
            font-weight: 700;
            letter-spacing: -0.015em;
            margin: 40px 0 16px;
            color: var(--color-text);
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--color-text);
            line-height: 1.45;
        }

        .article-content h4 {
            font-size: 18px;
            font-weight: 600;
            margin: 24px 0 10px;
            color: var(--color-text);
            line-height: 1.5;
        }

        .article-content p {
            margin-bottom: 20px;
        }

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

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

        .article-content blockquote {
            margin: 28px 0;
            padding: 20px 24px;
            background-color: #f3f0e9;
            border-left: 4px solid var(--color-accent);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

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

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

        .article-content table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            margin: 24px 0 32px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            font-size: 14px;
            line-height: 1.7;
        }

        .article-content table th {
            background-color: var(--color-primary);
            color: #f0ede4;
            font-weight: 600;
            padding: 14px 16px;
            text-align: left;
            font-size: 14px;
        }

        .article-content table td {
            padding: 13px 16px;
            border-bottom: 1px solid var(--color-border-light);
            background-color: #fffdf9;
            color: var(--color-text-secondary);
        }

        .article-content table tr:last-child td {
            border-bottom: none;
        }

        .article-content table tr:hover td {
            background-color: #f8f6f1;
        }

        .article-content a {
            color: var(--color-accent-dark);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color var(--transition);
        }

        .article-content a:hover {
            color: var(--color-primary);
        }

        .article-content .article-tip {
            margin: 28px 0;
            padding: 20px 24px;
            background-color: var(--color-danger-bg);
            border-left: 4px solid var(--color-danger);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            line-height: 1.75;
            color: #5a2a30;
        }

        .article-content .article-tip strong {
            display: block;
            margin-bottom: 6px;
            color: var(--color-danger);
            font-weight: 700;
        }

        .article-content .article-highlight {
            margin: 28px 0;
            padding: 20px 24px;
            background-color: rgba(184, 137, 78, 0.08);
            border-left: 4px solid var(--color-accent);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            line-height: 1.75;
            color: #4a4030;
        }

        .article-content .article-highlight strong {
            display: block;
            margin-bottom: 6px;
            color: var(--color-accent-dark);
            font-weight: 700;
        }

        /* Article not found */
        .article-not-found {
            text-align: center;
            padding: 80px 24px;
            background-color: #fffdf9;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
        }

        .article-not-found h1 {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .article-not-found p {
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            font-size: 15px;
        }

        /* ============ RELATED ARTICLES ============ */
        .related-articles {
            margin-top: 56px;
            padding-top: 40px;
            border-top: 1px solid var(--color-border-light);
        }

        .related-articles h2 {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.015em;
            color: var(--color-text);
            margin-bottom: 24px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .related-card {
            background-color: #fffdf9;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            padding: 20px;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .related-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(184, 137, 78, 0.3);
        }

        .related-card .related-img {
            width: 100%;
            aspect-ratio: 16/9;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background-color: #f3f0e9;
        }

        .related-card .related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-sm);
        }

        .related-card .related-title {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.55;
            color: var(--color-text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition);
        }

        .related-card:hover .related-title {
            color: var(--color-accent-dark);
        }

        .related-card .related-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--color-text-muted);
        }

        .related-card .related-cta {
            font-size: 14px;
            color: var(--color-accent-dark);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition), color var(--transition);
        }

        .related-card:hover .related-cta {
            gap: 8px;
            color: var(--color-primary);
        }

        /* ============ ARTICLE CTA ============ */
        .article-cta {
            margin-top: 56px;
            padding: 40px 36px;
            background-color: var(--color-primary);
            border-radius: var(--radius-lg);
            text-align: center;
            background-image: linear-gradient(135deg, rgba(47, 61, 47, 0.96) 0%, rgba(47, 61, 47, 0.88) 40%, rgba(184, 137, 78, 0.28) 100%);
        }

        .article-cta h2 {
            font-size: 24px;
            font-weight: 700;
            color: #f0ede4;
            letter-spacing: -0.015em;
            margin-bottom: 10px;
        }

        .article-cta p {
            font-size: 15px;
            color: rgba(240, 237, 228, 0.75);
            max-width: 480px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }

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

        .article-cta .btn-secondary {
            border-color: rgba(240, 237, 228, 0.5);
            color: #f0ede4;
        }

        .article-cta .btn-secondary:hover {
            border-color: var(--color-accent-light);
            background-color: rgba(255, 255, 255, 0.08);
            color: var(--color-accent-light);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: rgba(240, 237, 228, 0.8);
            padding-top: 64px;
        }

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

        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(240, 237, 228, 0.62);
            margin-top: 14px;
            max-width: 300px;
        }

        .footer-column h3 {
            font-size: 15px;
            font-weight: 600;
            color: #f0ede4;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

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

        .footer-column ul li {
            margin-bottom: 10px;
        }

        .footer-column ul li a {
            font-size: 14px;
            color: rgba(240, 237, 228, 0.62);
            transition: color var(--transition);
            line-height: 1.6;
        }

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

        .footer-risk {
            background-color: rgba(0, 0, 0, 0.2);
            padding: 22px 0;
            border-top: 1px solid rgba(240, 237, 228, 0.1);
        }

        .footer-risk p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(240, 237, 228, 0.55);
            margin: 0;
        }

        .footer-bottom {
            padding: 20px 0;
            border-top: 1px solid rgba(240, 237, 228, 0.08);
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(240, 237, 228, 0.45);
            margin: 0;
            text-align: center;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            :root {
                --section-padding-y: 56px;
            }

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

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

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
                --section-padding-y: 40px;
                --section-padding-y-sm: 32px;
            }

            .container {
                padding: 0 16px;
            }

            .main-nav {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background-color: var(--color-primary);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                margin-left: 0;
                padding: 16px 20px 20px;
                box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
                z-index: 999;
            }

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

            .main-nav a {
                padding: 12px 14px;
                font-size: 16px;
                border-radius: 8px;
                border-bottom: 1px solid rgba(240, 237, 228, 0.06);
            }

            .main-nav a.active::after {
                display: none;
            }

            .main-nav a.active {
                background-color: rgba(184, 137, 78, 0.15);
            }

            .header-cta {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-toggle.active span:nth-child(1) {
                transform: translateY(7.5px) rotate(45deg);
            }

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

            .nav-toggle.active span:nth-child(3) {
                transform: translateY(-7.5px) rotate(-45deg);
            }

            .article-main {
                padding: 32px 0 48px;
            }

            .article-container {
                padding: 0 16px;
            }

            .article-header h1 {
                font-size: 24px;
            }

            .article-meta {
                gap: 10px;
                font-size: 13px;
            }

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

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

            .article-content h3 {
                font-size: 18px;
            }

            .article-content table {
                font-size: 13px;
            }

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

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

            .article-cta {
                padding: 32px 20px;
            }

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

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

            .footer-brand p {
                max-width: 100%;
            }

            .breadcrumb-nav .current {
                max-width: 160px;
            }
        }

        @media (max-width: 520px) {
            .article-header h1 {
                font-size: 21px;
                line-height: 1.4;
            }

            .article-meta {
                flex-wrap: wrap;
                gap: 8px 12px;
            }

            .article-cta .cta-buttons {
                flex-direction: column;
                width: 100%;
            }

            .article-cta .cta-buttons .btn-primary,
            .article-cta .cta-buttons .btn-secondary {
                width: 100%;
            }

            .related-card {
                padding: 16px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #2f3d2f;
            --color-primary-dark: #222f22;
            --color-primary-light: #435443;
            --color-accent: #b8894e;
            --color-accent-light: #d4a872;
            --color-accent-dark: #9a6d3a;
            --color-bg: #f8f6f1;
            --color-bg-white: #ffffff;
            --color-bg-card: #fffdf9;
            --color-danger: #8c2f3c;
            --color-danger-bg: #fdf3f3;
            --color-text: #232925;
            --color-text-secondary: #5f6b61;
            --color-text-muted: #8a938b;
            --color-border: #e0ddd5;
            --color-border-light: #ebe8df;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 12px rgba(35, 41, 37, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(35, 41, 37, 0.12);
            --shadow-hero: 0 16px 40px rgba(35, 41, 37, 0.2);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --section-padding-y: 72px;
            --section-padding-y-sm: 48px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            padding-top: var(--header-height);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), opacity var(--transition);
        }
        a:hover {
            color: var(--color-accent-dark);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }
        input, select, textarea {
            font-family: inherit;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--section-padding-y) 0;
            position: relative;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-bg-alt {
            background-color: #f3f0e9;
        }
        .section-bg-dark {
            background-color: var(--color-primary);
            color: #f0ede4;
        }
        .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-heading h2 {
            font-size: clamp(24px, 3.2vw, 32px);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 12px;
        }
        .section-heading .subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }
        .section-bg-dark .section-heading h2 {
            color: #f0ede4;
        }
        .section-bg-dark .section-heading .subtitle {
            color: rgba(240, 237, 228, 0.75);
        }

        /* ============ HEADER ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: var(--color-primary);
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(35, 41, 37, 0.15);
            transition: box-shadow var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 18px;
            color: #f0ede4;
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }
        .logo:hover {
            color: #f0ede4;
            opacity: 0.9;
        }
        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background-color: var(--color-accent);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            font-weight: 700;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 32px;
            flex: 1;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: rgba(240, 237, 228, 0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: color var(--transition), background-color var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-accent-light);
            background-color: rgba(255, 255, 255, 0.06);
            outline: none;
        }
        .main-nav a.active {
            color: var(--color-accent-light);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-accent);
            border-radius: 2px;
        }
        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            font-weight: 600;
            font-size: 14px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary-dark);
            transition: all var(--transition);
            flex-shrink: 0;
            border: 1px solid var(--color-accent);
        }
        .header-cta:hover {
            background-color: var(--color-accent-light);
            color: var(--color-primary-dark);
            transform: translateY(-1px);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 8px;
            flex-shrink: 0;
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: #f0ede4;
            border-radius: 2px;
            transition: all var(--transition);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        /* ============ BUTTONS ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: 10px;
            transition: all var(--transition);
            border: 1px solid transparent;
            line-height: 1.4;
        }
        .btn:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .btn-accent {
            background-color: var(--color-accent);
            color: var(--color-primary-dark);
            border-color: var(--color-accent);
        }
        .btn-accent:hover {
            background-color: var(--color-accent-light);
            color: var(--color-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(154, 109, 58, 0.3);
        }
        .btn-outline {
            background-color: transparent;
            color: #f0ede4;
            border-color: rgba(240, 237, 228, 0.5);
        }
        .btn-outline:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #f0ede4;
            transform: translateY(-2px);
        }
        .btn-dark-outline {
            background-color: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .btn-dark-outline:hover {
            background-color: var(--color-primary);
            color: #f0ede4;
            transform: translateY(-2px);
        }

        /* ============ HERO ============ */
        .page-hero {
            position: relative;
            background-color: var(--color-primary);
            color: #f0ede4;
            padding: 80px 0 72px;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(135deg, rgba(47, 61, 47, 0.92) 0%, rgba(34, 47, 34, 0.7) 55%, rgba(47, 61, 47, 0.55) 100%);
            z-index: 1;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
            max-width: 900px;
        }
        .hero-breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: rgba(240, 237, 228, 0.7);
            margin-bottom: 16px;
            background: rgba(255, 255, 255, 0.08);
            padding: 6px 14px;
            border-radius: 20px;
        }
        .hero-breadcrumb a {
            color: var(--color-accent-light);
        }
        .page-hero h1 {
            font-size: clamp(30px, 5vw, 42px);
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 18px;
            color: #fff;
            line-height: 1.3;
        }
        .page-hero .hero-sub {
            font-size: 17px;
            color: rgba(240, 237, 228, 0.8);
            max-width: 700px;
            margin-bottom: 28px;
            line-height: 1.9;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }
        .hero-trust-tags {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }
        .hero-trust-tags span {
            font-size: 13px;
            color: rgba(240, 237, 228, 0.7);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .hero-trust-tags span::before {
            content: '✓';
            color: var(--color-accent-light);
            font-weight: 700;
        }
        .hero-image-wrap {
            position: absolute;
            right: -80px;
            top: 50%;
            transform: translateY(-50%);
            width: 420px;
            height: 320px;
            z-index: 0;
            opacity: 0.3;
            pointer-events: none;
        }
        .hero-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 24px;
        }

        /* ============ CONDITION CARDS ============ */
        .conditions-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .condition-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .condition-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent-light);
        }
        .condition-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: rgba(184, 137, 78, 0.12);
            color: var(--color-accent-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 700;
            margin: 0 auto 14px;
        }
        .condition-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .condition-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        /* ============ TIMELINE ============ */
        .timeline-wrap {
            position: relative;
            padding-left: 32px;
            max-width: 820px;
            margin: 0 auto;
        }
        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, var(--color-accent), var(--color-accent-dark));
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            padding: 0 0 32px 28px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background-color: var(--color-accent);
            border: 3px solid #f8f6f1;
            box-shadow: 0 0 0 2px var(--color-accent);
        }
        .timeline-step {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            color: var(--color-accent-dark);
            background: rgba(184, 137, 78, 0.1);
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 8px;
            letter-spacing: 0.04em;
        }
        .timeline-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .timeline-item p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.8;
            max-width: 700px;
        }

        /* ============ ACCOUNT TYPE CARDS ============ */
        .account-types-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .account-type-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .account-type-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent-light);
        }
        .account-type-img {
            height: 140px;
            overflow: hidden;
        }
        .account-type-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .account-type-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .account-type-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
        }
        .account-type-meta {
            font-size: 13px;
            color: var(--color-accent-dark);
            font-weight: 600;
            margin-bottom: 10px;
        }
        .account-type-body ul {
            list-style: none;
            padding: 0;
            margin: 0 0 16px;
        }
        .account-type-body li {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 4px 0;
            padding-left: 18px;
            position: relative;
            line-height: 1.6;
        }
        .account-type-body li::before {
            content: '•';
            position: absolute;
            left: 0;
            color: var(--color-accent);
            font-weight: 700;
        }
        .account-type-card .btn {
            margin-top: auto;
            align-self: flex-start;
            padding: 8px 16px;
            font-size: 13px;
        }

        /* ============ DOCUMENT LIST ============ */
        .doc-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            max-width: 900px;
            margin: 0 auto;
        }
        .doc-group {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
        }
        .doc-group h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .doc-group ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .doc-group li {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 6px 0;
            padding-left: 18px;
            position: relative;
            border-bottom: 1px dashed var(--color-border-light);
        }
        .doc-group li:last-child {
            border-bottom: none;
        }
        .doc-group li::before {
            content: '›';
            position: absolute;
            left: 0;
            color: var(--color-accent);
            font-weight: 700;
            font-size: 16px;
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: border-color var(--transition);
        }
        .faq-item.open {
            border-color: var(--color-accent-light);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            text-align: left;
            width: 100%;
            background: transparent;
        }
        .faq-question:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: -2px;
            border-radius: var(--radius-md);
        }
        .faq-question .faq-toggle {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent-dark);
            font-size: 18px;
            transition: transform var(--transition);
        }
        .faq-item.open .faq-question .faq-toggle {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* ============ NEWS LIST ============ */
        .news-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .news-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .news-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent-light);
        }
        .news-item a {
            display: block;
            padding: 18px 20px;
            height: 100%;
        }
        .news-category {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent-dark);
            background: rgba(184, 137, 78, 0.1);
            padding: 3px 10px;
            border-radius: 20px;
            margin-bottom: 8px;
        }
        .news-item h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.6;
        }
        .news-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 10px;
            line-height: 1.7;
        }
        .news-item time {
            font-size: 12px;
            color: var(--color-text-muted);
        }
        .empty-state {
            text-align: center;
            color: var(--color-text-muted);
            font-size: 15px;
            padding: 40px 0;
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            border: 1px dashed var(--color-border);
        }

        /* ============ CTA ============ */
        .cta-section {
            background-color: var(--color-primary);
            color: #f0ede4;
            text-align: center;
            padding: 64px 0;
        }
        .cta-section h2 {
            font-size: clamp(24px, 3.8vw, 32px);
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
            letter-spacing: -0.02em;
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(240, 237, 228, 0.75);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: rgba(240, 237, 228, 0.8);
            padding-top: 56px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }
        .footer-brand .logo {
            font-size: 20px;
            margin-bottom: 14px;
            display: flex;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(240, 237, 228, 0.6);
            max-width: 280px;
        }
        .footer-column h3 {
            font-size: 15px;
            font-weight: 700;
            color: #f0ede4;
            margin-bottom: 16px;
        }
        .footer-column ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-column li {
            margin-bottom: 8px;
        }
        .footer-column a {
            font-size: 14px;
            color: rgba(240, 237, 228, 0.65);
            transition: color var(--transition);
        }
        .footer-column a:hover {
            color: var(--color-accent-light);
        }
        .footer-risk {
            background-color: rgba(0, 0, 0, 0.25);
            padding: 16px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-risk p {
            font-size: 13px;
            color: rgba(240, 237, 228, 0.55);
            margin: 0;
            line-height: 1.7;
        }
        .footer-bottom {
            background-color: rgba(0, 0, 0, 0.3);
            padding: 16px 0;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(240, 237, 228, 0.5);
            margin: 0;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .conditions-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .account-types-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
            .news-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-image-wrap {
                right: -120px;
                opacity: 0.22;
            }
        }
        @media (max-width: 768px) {
            .site-header {
                height: 60px;
            }
            body {
                padding-top: 60px;
            }
            .site-header .container {
                flex-wrap: nowrap;
            }
            .main-nav {
                display: none;
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background-color: var(--color-primary-dark);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                margin-left: 0;
                padding: 12px 24px 20px;
                box-shadow: 0 16px 30px rgba(0, 0, 0, 0.25);
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                display: block;
                width: 100%;
                padding: 12px 6px;
                font-size: 16px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                border-radius: 0;
            }
            .main-nav a.active::after {
                display: none;
            }
            .main-nav a.active {
                color: var(--color-accent-light);
                background-color: rgba(255, 255, 255, 0.05);
            }
            .nav-toggle {
                display: flex;
            }
            .header-cta {
                padding: 8px 14px;
                font-size: 13px;
                white-space: nowrap;
            }
            .page-hero {
                padding: 48px 0;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero .hero-sub {
                font-size: 15px;
            }
            .hero-image-wrap {
                display: none;
            }
            .conditions-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .timeline-wrap {
                padding-left: 20px;
            }
            .timeline-wrap::before {
                left: 4px;
            }
            .timeline-item {
                padding-left: 18px;
            }
            .timeline-item::before {
                left: -18px;
                width: 12px;
                height: 12px;
            }
            .account-types-grid {
                grid-template-columns: 1fr;
            }
            .account-type-card {
                flex-direction: column;
            }
            .doc-list-grid {
                grid-template-columns: 1fr;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .section {
                padding: var(--section-padding-y-sm) 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .cta-actions {
                flex-direction: column;
                gap: 10px;
            }
            .cta-actions .btn {
                width: 100%;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .page-hero h1 {
                font-size: 24px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .logo {
                font-size: 16px;
            }
            .logo .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .header-cta {
                padding: 6px 12px;
                font-size: 12px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #2f3d2f;
            --color-primary-dark: #222f22;
            --color-primary-light: #435443;
            --color-accent: #b8894e;
            --color-accent-light: #d4a872;
            --color-accent-dark: #9a6d3a;
            --color-bg: #f8f6f1;
            --color-bg-white: #ffffff;
            --color-bg-card: #fffdf9;
            --color-danger: #8c2f3c;
            --color-danger-bg: #fdf3f3;
            --color-text: #232925;
            --color-text-secondary: #5f6b61;
            --color-text-muted: #8a938b;
            --color-border: #e0ddd5;
            --color-border-light: #ebe8df;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 12px rgba(35, 41, 37, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(35, 41, 37, 0.12);
            --shadow-hero: 0 16px 40px rgba(35, 41, 37, 0.2);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --container-max: 1200px;
            --header-height: 64px;
            --section-padding-y: 72px;
            --section-padding-y-sm: 48px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            padding-top: var(--header-height);
        }

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

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

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

        input, select, textarea {
            font-family: inherit;
        }

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

        .section {
            padding: var(--section-padding-y) 0;
            position: relative;
        }

        .section-sm {
            padding: 48px 0;
        }

        .section-bg-alt {
            background-color: #f3f0e9;
        }

        .section-bg-dark {
            background-color: var(--color-primary);
            color: #f0ede4;
        }

        .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-heading h2 {
            font-size: clamp(24px, 3.2vw, 32px);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .section-heading .subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }

        .section-bg-dark .section-heading h2 {
            color: #f0ede4;
        }

        .section-bg-dark .section-heading .subtitle {
            color: rgba(240, 237, 228, 0.75);
        }

        /* ============ HEADER ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: var(--color-primary);
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(35, 41, 37, 0.15);
            transition: box-shadow var(--transition);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 18px;
            color: #f0ede4;
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }

        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background-color: var(--color-accent);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            font-weight: 700;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 32px;
            flex: 1;
        }

        .main-nav a {
            color: rgba(240, 237, 228, 0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: color var(--transition), background-color var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-accent-light);
            background-color: rgba(255, 255, 255, 0.06);
            outline: none;
        }

        .main-nav a.active {
            color: var(--color-accent-light);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-accent);
        }

        .header-cta {
            margin-left: 20px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 8px;
            transition: all var(--transition);
            line-height: 1.5;
            min-height: 44px;
            text-align: center;
        }

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

        .btn-primary:hover,
        .btn-primary:focus-visible {
            background-color: var(--color-accent-light);
            color: var(--color-primary-dark);
            transform: translateY(-2px);
            outline: none;
            box-shadow: 0 6px 16px rgba(184, 137, 78, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--color-accent-dark);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }

        .btn-secondary:hover,
        .btn-secondary:focus-visible {
            background-color: rgba(47, 61, 47, 0.06);
            color: var(--color-primary-dark);
            outline: none;
        }

        .btn-secondary:active {
            background-color: rgba(47, 61, 47, 0.15);
        }

        .btn-light {
            background-color: transparent;
            color: #f0ede4;
            border: 2px solid rgba(240, 237, 228, 0.6);
        }

        .btn-light:hover,
        .btn-light:focus-visible {
            background-color: rgba(240, 237, 228, 0.1);
            color: var(--color-accent-light);
            border-color: var(--color-accent-light);
            outline: none;
        }

        /* Mobile menu toggle */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
            z-index: 1101;
        }

        .menu-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background-color: #f0ede4;
            border-radius: 2px;
            transition: all 0.3s ease;
        }

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

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

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

        /* ============ HERO ============ */
        .hero-category {
            background: var(--color-primary);
            color: #f0ede4;
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 45%;
            height: 100%;
            background: url('/assets/images/e9bf19b7bfad1309.webp') no-repeat center center / cover;
            opacity: 0.12;
            pointer-events: none;
        }

        .hero-category .container {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 40px;
        }

        .hero-category-content {
            flex: 1;
            max-width: 620px;
        }

        .hero-category h1 {
            font-size: clamp(28px, 4vw, 38px);
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            color: #f0ede4;
        }

        .hero-category .subtitle {
            font-size: 18px;
            line-height: 1.85;
            color: rgba(240, 237, 228, 0.78);
            margin-bottom: 28px;
        }

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

        .hero-category .hero-image-card {
            flex-shrink: 0;
            width: 380px;
            max-width: 40%;
            background: rgba(255, 253, 249, 0.06);
            border: 1px solid rgba(184, 137, 78, 0.35);
            border-radius: var(--radius-lg);
            padding: 24px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .hero-category .hero-image-card img {
            border-radius: var(--radius-md);
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        /* ============ SECTION GENERAL ============ */
        .section-title-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .section-title-row h2 {
            font-size: clamp(22px, 3vw, 28px);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin: 0;
        }

        .section-title-row .section-tag {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.04em;
        }

        .section-bg-dark .section-title-row h2 {
            color: #f0ede4;
        }

        .section-bg-dark .section-title-row .section-tag {
            background: var(--color-accent-light);
            color: var(--color-primary-dark);
        }

        /* ============ FEE STRUCTURE ============ */
        .fee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .fee-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

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

        .fee-card .fee-icon {
            width: 44px;
            height: 44px;
            background: rgba(184, 137, 78, 0.12);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-accent-dark);
            margin-bottom: 14px;
        }

        .fee-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }

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

        .fee-card .fee-highlight {
            display: inline-block;
            margin-top: 10px;
            font-size: 15px;
            font-weight: 700;
            color: var(--color-accent-dark);
        }

        /* ============ CALCULATOR EXAMPLE ============ */
        .calc-showcase {
            display: flex;
            gap: 40px;
            align-items: stretch;
        }

        .calc-formula {
            flex: 1;
            background: var(--color-primary);
            color: #f0ede4;
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .calc-formula h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-accent-light);
            margin-bottom: 16px;
        }

        .calc-formula .formula-text {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.9;
            letter-spacing: 0.02em;
            background: rgba(255, 255, 255, 0.06);
            padding: 16px 18px;
            border-radius: 10px;
            border-left: 4px solid var(--color-accent);
            margin-bottom: 16px;
        }

        .calc-formula p {
            font-size: 14px;
            color: rgba(240, 237, 228, 0.75);
            line-height: 1.75;
            margin: 0;
        }

        .calc-examples {
            flex: 1.4;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .calc-example-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            gap: 16px;
            transition: all var(--transition);
        }

        .calc-example-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
        }

        .calc-example-card .example-visual {
            width: 56px;
            height: 56px;
            background: rgba(184, 137, 78, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: var(--color-accent-dark);
            flex-shrink: 0;
        }

        .calc-example-card .example-info h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .calc-example-card .example-info p {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* ============ PERIOD COMPARISON ============ */
        .period-compare {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .period-row {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            display: flex;
            align-items: center;
            gap: 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .period-row:hover {
            border-color: var(--color-accent);
            transform: translateX(4px);
            box-shadow: var(--shadow-card-hover);
        }

        .period-row .period-label {
            width: 72px;
            font-weight: 700;
            font-size: 16px;
            color: var(--color-primary);
            flex-shrink: 0;
        }

        .period-row .period-bar-wrap {
            flex: 1;
            height: 12px;
            background: #f0ede6;
            border-radius: 6px;
            overflow: hidden;
            position: relative;
        }

        .period-row .period-bar {
            height: 100%;
            background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
            border-radius: 6px;
            transition: width 0.6s ease;
        }

        .period-row .period-note {
            width: 200px;
            font-size: 13px;
            color: var(--color-text-secondary);
            flex-shrink: 0;
            line-height: 1.6;
        }

        .period-row .period-value {
            width: 100px;
            font-weight: 700;
            font-size: 16px;
            color: var(--color-accent-dark);
            text-align: right;
            flex-shrink: 0;
        }

        /* ============ DEPOSIT WITHDRAW ============ */
        .dw-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .dw-card {
            border-radius: var(--radius-lg);
            padding: 28px 26px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
        }

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

        .dw-card.dw-withdraw {
            background: #f9f6ef;
            border-color: #e8d5b3;
        }

        .dw-card.dw-deposit {
            background: #f4f6f3;
            border-color: #cbdacb;
        }

        .dw-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--color-text);
        }

        .dw-card .dw-icon {
            font-size: 28px;
            margin-bottom: 10px;
        }

        .dw-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin: 0 0 10px;
        }

        .dw-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .dw-card ul li {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 6px 0;
            border-bottom: 1px dashed var(--color-border-light);
            line-height: 1.5;
        }

        .dw-card ul li:last-child {
            border-bottom: none;
        }

        .dw-card ul li::before {
            content: '✓';
            color: var(--color-accent);
            font-weight: 700;
            margin-right: 8px;
        }

        /* ============ TERMS SUMMARY ============ */
        .terms-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .terms-group {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            box-shadow: var(--shadow-card);
        }

        .terms-group h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-accent);
            display: inline-block;
        }

        .terms-group ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .terms-group ul li {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 8px 0;
            border-bottom: 1px solid var(--color-border-light);
            line-height: 1.65;
        }

        .terms-group ul li:last-child {
            border-bottom: none;
        }

        .terms-group ul li::before {
            content: '•';
            color: var(--color-accent);
            font-weight: 700;
            margin-right: 8px;
        }

        /* ============ FAQ ============ */
        .faq-accordion {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            background: none;
            border: none;
            cursor: pointer;
            transition: color var(--transition);
        }

        .faq-question:hover,
        .faq-question:focus-visible {
            color: var(--color-accent-dark);
            outline: none;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.3s ease;
            font-size: 16px;
            color: var(--color-accent);
            font-weight: 700;
        }

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

        .faq-answer {
            display: none;
            padding: 0 22px 18px;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            border-top: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ============ ARTICLE LIST ============ */
        .article-list-compact {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .article-link-card {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

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

        .article-link-card .article-dot {
            width: 10px;
            height: 10px;
            background: var(--color-accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .article-link-card .article-title {
            flex: 1;
            font-weight: 600;
            font-size: 16px;
            color: var(--color-text);
            line-height: 1.6;
            margin: 0;
        }

        .article-link-card .article-date {
            font-size: 13px;
            color: var(--color-text-muted);
            flex-shrink: 0;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: var(--color-primary-dark);
            color: #f0ede4;
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .cta-section h2 {
            font-size: clamp(24px, 3.4vw, 32px);
            font-weight: 700;
            margin-bottom: 14px;
            color: #f0ede4;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(240, 237, 228, 0.75);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

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

        /* ============ FOOTER ============ */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(240, 237, 228, 0.82);
            padding-top: 56px;
        }

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

        .footer-brand .logo {
            font-size: 20px;
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.85;
            color: rgba(240, 237, 228, 0.65);
            margin: 0;
            max-width: 300px;
        }

        .footer-column h3 {
            font-size: 15px;
            font-weight: 700;
            color: #f0ede4;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

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

        .footer-column ul li {
            margin-bottom: 10px;
        }

        .footer-column ul li a {
            font-size: 14px;
            color: rgba(240, 237, 228, 0.65);
            transition: color var(--transition);
        }

        .footer-column ul li a:hover,
        .footer-column ul li a:focus-visible {
            color: var(--color-accent-light);
            outline: none;
        }

        .footer-risk {
            background-color: var(--color-primary-dark);
            padding: 16px 0;
        }

        .footer-risk p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(240, 237, 228, 0.55);
            margin: 0;
        }

        .footer-bottom {
            padding: 18px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(240, 237, 228, 0.45);
            margin: 0;
        }

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

            .hero-category .hero-image-card {
                width: 300px;
                max-width: 35%;
            }

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

        @media (max-width: 768px) {
            :root {
                --section-padding-y: 48px;
                --section-padding-y-sm: 36px;
            }

            .menu-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: var(--color-primary-dark);
                flex-direction: column;
                align-items: flex-start;
                padding: 80px 24px 24px;
                gap: 0;
                margin: 0;
                transition: right 0.3s ease;
                z-index: 1100;
                overflow-y: auto;
                box-shadow: -4px 0 20px rgba(0, 0, 0, 0.25);
            }

            .main-nav.open {
                right: 0;
            }

            .main-nav a {
                font-size: 16px;
                padding: 14px 10px;
                width: 100%;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                border-radius: 0;
            }

            .main-nav a.active::after {
                left: 10px;
                right: 10px;
            }

            .header-cta {
                display: none;
            }

            .hero-category .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 24px;
            }

            .hero-category .hero-image-card {
                width: 100%;
                max-width: 100%;
            }

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

            .calc-showcase {
                flex-direction: column;
                gap: 20px;
            }

            .period-row {
                flex-wrap: wrap;
                gap: 10px;
            }

            .period-row .period-label {
                width: auto;
            }

            .period-row .period-note {
                width: 100%;
                order: 3;
            }

            .period-row .period-value {
                width: auto;
                order: 1;
                margin-left: auto;
            }

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

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

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

            .section-title-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

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

            .cta-section .cta-actions .btn {
                width: 100%;
            }

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

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

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

            .fee-card {
                padding: 18px 16px;
            }

            .calc-formula {
                padding: 24px 18px;
            }

            .calc-example-card {
                padding: 16px 18px;
                gap: 12px;
            }

            .calc-example-card .example-visual {
                width: 44px;
                height: 44px;
                font-size: 15px;
            }

            .article-link-card {
                flex-wrap: wrap;
                gap: 8px;
                padding: 14px 16px;
            }

            .article-link-card .article-title {
                width: 100%;
                order: 2;
            }

            .article-link-card .article-date {
                order: 3;
                width: 100%;
                text-align: right;
            }

            .dw-card {
                padding: 20px 18px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #2f3d2f;
            --color-primary-dark: #222f22;
            --color-primary-light: #435443;
            --color-accent: #b8894e;
            --color-accent-light: #d4a872;
            --color-accent-dark: #9a6d3a;
            --color-bg: #f8f6f1;
            --color-bg-white: #ffffff;
            --color-bg-card: #fffdf9;
            --color-danger: #8c2f3c;
            --color-danger-bg: #fdf3f3;
            --color-text: #232925;
            --color-text-secondary: #5f6b61;
            --color-text-muted: #8a938b;
            --color-border: #e0ddd5;
            --color-border-light: #ebe8df;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-card: 0 4px 12px rgba(35, 41, 37, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(35, 41, 37, 0.12);
            --shadow-hero: 0 16px 40px rgba(35, 41, 37, 0.2);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --section-padding-y: 72px;
            --section-padding-y-sm: 48px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            padding-top: var(--header-height);
        }

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

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

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

        input,
        select,
        textarea {
            font-family: inherit;
        }

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

        .section {
            padding: var(--section-padding-y) 0;
            position: relative;
        }

        .section-sm {
            padding: 48px 0;
        }

        .section-bg-alt {
            background-color: #f3f0e9;
        }

        .section-bg-dark {
            background-color: var(--color-primary);
            color: #f0ede4;
        }

        .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-heading h2 {
            font-size: clamp(24px, 3.2vw, 32px);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .section-heading .subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }

        .section-bg-dark .section-heading h2 {
            color: #f0ede4;
        }

        .section-bg-dark .section-heading .subtitle {
            color: rgba(240, 237, 228, 0.75);
        }

        /* ============ HEADER ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: var(--color-primary);
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(35, 41, 37, 0.15);
            transition: box-shadow var(--transition);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 18px;
            color: #f0ede4;
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }

        .logo .logo-mark {
            width: 36px;
            height: 36px;
            background-color: var(--color-accent);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            font-weight: 700;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 32px;
            flex: 1;
        }

        .main-nav a {
            color: rgba(240, 237, 228, 0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: color var(--transition), background-color var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-accent-light);
            background-color: rgba(255, 255, 255, 0.06);
            outline: none;
        }

        .main-nav a.active {
            color: var(--color-accent-light);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-accent);
            border-radius: 1px;
        }

        .btn-primary-custom {
            display: inline-block;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            border: none;
            transition: all var(--transition);
            text-align: center;
            white-space: nowrap;
            cursor: pointer;
            flex-shrink: 0;
        }

        .btn-primary-custom:hover {
            background-color: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184, 137, 78, 0.3);
            color: var(--color-primary);
        }

        .btn-primary-custom:focus-visible {
            outline: 2px solid var(--color-accent-dark);
            outline-offset: 2px;
        }

        .btn-primary-custom:active {
            background-color: var(--color-accent-dark);
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-secondary-custom {
            display: inline-block;
            background: transparent;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 15px;
            padding: 11px 22px;
            border-radius: var(--radius-sm);
            border: 1.5px solid var(--color-primary);
            transition: all var(--transition);
            text-align: center;
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-secondary-custom:hover {
            background-color: rgba(47, 61, 47, 0.06);
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(35, 41, 37, 0.1);
        }

        .btn-secondary-custom:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .btn-secondary-custom:active {
            background-color: rgba(47, 61, 47, 0.1);
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline-light-custom {
            display: inline-block;
            background: transparent;
            color: #f0ede4;
            font-weight: 600;
            font-size: 15px;
            padding: 11px 22px;
            border-radius: var(--radius-sm);
            border: 1.5px solid rgba(240, 237, 228, 0.6);
            transition: all var(--transition);
            text-align: center;
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-outline-light-custom:hover {
            background-color: rgba(240, 237, 228, 0.1);
            color: #f0ede4;
            border-color: #f0ede4;
            transform: translateY(-2px);
        }

        .btn-outline-light-custom:focus-visible {
            outline: 2px solid var(--color-accent-light);
            outline-offset: 2px;
        }

        .btn-light-custom {
            display: inline-block;
            background-color: #f0ede4;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            border: none;
            transition: all var(--transition);
            text-align: center;
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-light-custom:hover {
            background-color: #ffffff;
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }

        .btn-light-custom:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .btn-light-custom:active {
            background-color: #d8d5cc;
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-lg-custom {
            font-size: 16px;
            padding: 15px 32px;
            border-radius: var(--radius-md);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            background: transparent;
            border: 1.5px solid rgba(240, 237, 228, 0.3);
            cursor: pointer;
            transition: all var(--transition);
            flex-shrink: 0;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background-color: #f0ede4;
            border-radius: 1px;
            transition: all var(--transition);
        }

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

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

        /* ============ HERO / H1 ZONE ============ */
        .category-hero {
            background-color: var(--color-primary);
            padding: 72px 0 64px;
            color: #f0ede4;
            position: relative;
            overflow: hidden;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            right: -120px;
            bottom: -120px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background-color: rgba(184, 137, 78, 0.12);
            pointer-events: none;
        }

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

        .category-hero .breadcrumb-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(240, 237, 228, 0.65);
            margin-bottom: 28px;
            flex-wrap: wrap;
        }

        .category-hero .breadcrumb-bar a {
            color: rgba(240, 237, 228, 0.75);
            transition: color var(--transition);
        }

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

        .category-hero .breadcrumb-bar .sep {
            color: rgba(240, 237, 228, 0.4);
        }

        .category-hero h1 {
            font-size: clamp(30px, 4.5vw, 42px);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: #f0ede4;
            margin-bottom: 16px;
            line-height: 1.3;
            max-width: 800px;
        }

        .category-hero .hero-sub {
            font-size: 17px;
            color: rgba(240, 237, 228, 0.78);
            max-width: 720px;
            line-height: 1.85;
            margin-bottom: 28px;
        }

        .category-hero .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .category-hero .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(240, 237, 228, 0.85);
            background-color: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(240, 237, 228, 0.15);
            padding: 6px 14px;
            border-radius: 20px;
            white-space: nowrap;
        }

        .category-hero .hero-tag::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-accent-light);
            flex-shrink: 0;
        }

        /* ============ RISK LEVEL CARDS ============ */
        .risk-level-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 24px;
        }

        .risk-level-card {
            background-color: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .risk-level-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
        }

        .risk-level-card.risk-low::before {
            background-color: #6b9e6b;
        }

        .risk-level-card.risk-mid::before {
            background-color: var(--color-accent);
        }

        .risk-level-card.risk-high::before {
            background-color: var(--color-danger);
        }

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

        .risk-level-card .risk-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.03em;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 16px;
        }

        .risk-level-card.risk-low .risk-badge {
            background-color: #e8f3e8;
            color: #4a7a4a;
        }

        .risk-level-card.risk-mid .risk-badge {
            background-color: #f5ecdd;
            color: #8a6430;
        }

        .risk-level-card.risk-high .risk-badge {
            background-color: #fdf0f0;
            color: #8c2f3c;
        }

        .risk-level-card h3 {
            font-size: 19px;
            font-weight: 650;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .risk-level-card .risk-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .risk-level-card .risk-points {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .risk-level-card .risk-points li {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 8px 0;
            padding-left: 24px;
            position: relative;
            border-bottom: 1px solid var(--color-border-light);
        }

        .risk-level-card .risk-points li:last-child {
            border-bottom: none;
        }

        .risk-level-card .risk-points li::before {
            content: '·';
            position: absolute;
            left: 8px;
            top: 8px;
            font-weight: 700;
            color: var(--color-accent);
        }

        /* ============ WARNING LINE / LIQUIDATION LINE ============ */
        .line-compare-grid {
            display: grid;
            grid-template-columns: 1fr 60px 1fr;
            gap: 0;
            align-items: stretch;
            margin-top: 24px;
        }

        .line-panel {
            background-color: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .line-panel:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .line-panel.warning-panel {
            border-left: 4px solid var(--color-accent);
        }

        .line-panel.liquidation-panel {
            border-left: 4px solid var(--color-danger);
        }

        .line-panel .line-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .warning-panel .line-icon {
            background-color: rgba(184, 137, 78, 0.12);
            color: var(--color-accent-dark);
        }

        .liquidation-panel .line-icon {
            background-color: rgba(140, 47, 60, 0.08);
            color: var(--color-danger);
        }

        .line-panel h3 {
            font-size: 19px;
            font-weight: 650;
            color: var(--color-text);
            margin-bottom: 10px;
        }

        .line-panel .line-note {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
        }

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

        .line-panel .line-list li {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 7px 0;
            padding-left: 22px;
            position: relative;
            line-height: 1.7;
        }

        .line-panel .line-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 7px;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
        }

        .liquidation-panel .line-list li::before {
            content: '▲';
            color: var(--color-danger);
            font-size: 11px;
            top: 9px;
        }

        .line-arrow-zone {
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted);
            font-size: 22px;
            font-weight: 300;
        }

        .line-arrow-zone .arrow-inner {
            width: 40px;
            height: 40px;
            border: 1px dashed var(--color-border);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: var(--color-bg);
            color: var(--color-text-muted);
        }

        /* ============ SHORT SQUEEZE STEPS ============ */
        .squeeze-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 24px;
        }

        .squeeze-step {
            position: relative;
            background-color: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .squeeze-step:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .squeeze-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background-color: var(--color-primary);
            color: var(--color-accent-light);
            font-weight: 700;
            font-size: 14px;
            margin-bottom: 14px;
        }

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

        .squeeze-step p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin: 0;
        }

        .squeeze-step:not(:last-child)::after {
            content: '';
            position: absolute;
            right: -16px;
            top: 50%;
            transform: translateY(-50%);
            width: 14px;
            height: 14px;
            border-top: 2px solid var(--color-border);
            border-right: 2px solid var(--color-border);
            transform: translateY(-50%) rotate(45deg);
        }

        /* ============ TOOL IMAGE AREA ============ */
        .tool-image-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-top: 24px;
        }

        .tool-image-grid .tool-img-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
            background-color: #f0ede4;
            aspect-ratio: 16/10;
        }

        .tool-image-grid .tool-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .tool-image-grid .tool-img-caption {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 12px;
            text-align: center;
        }

        .tool-image-grid .tool-text h3 {
            font-size: clamp(20px, 2.5vw, 26px);
            font-weight: 650;
            color: var(--color-text);
            margin-bottom: 16px;
        }

        .tool-image-grid .tool-text p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .tool-image-grid .tool-text .tool-checklist {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .tool-image-grid .tool-text .tool-checklist li {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 8px 0;
            padding-left: 26px;
            position: relative;
            line-height: 1.7;
        }

        .tool-image-grid .tool-text .tool-checklist li::before {
            content: '⛨';
            position: absolute;
            left: 0;
            top: 8px;
            font-size: 14px;
            color: var(--color-accent-dark);
        }

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

        .faq-item {
            background-color: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            background: transparent;
            position: relative;
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: -2px;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: rgba(184, 137, 78, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-accent-dark);
            transition: transform var(--transition);
            position: relative;
            top: -1px;
        }

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

        .faq-answer {
            padding: 0 22px 18px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ============ SERVICE PROMISE ============ */
        .promise-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 24px;
        }

        .promise-card {
            background-color: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

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

        .promise-card .promise-icon {
            font-size: 28px;
            margin-bottom: 12px;
            display: block;
        }

        .promise-card h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .promise-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin: 0;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background-color: var(--color-primary);
            padding: 64px 0;
            color: #f0ede4;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            left: -80px;
            top: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background-color: rgba(184, 137, 78, 0.1);
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .cta-section h2 {
            font-size: clamp(26px, 3.5vw, 34px);
            font-weight: 700;
            color: #f0ede4;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(240, 237, 228, 0.75);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

        .cta-section .cta-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ============ LINK GRID (查看更多) ============ */
        .link-grid-single {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 24px;
        }

        .link-card-single {
            background-color: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: block;
            position: relative;
        }

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

        .link-card-single .link-label {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent-dark);
            letter-spacing: 0.04em;
            margin-bottom: 8px;
            display: block;
        }

        .link-card-single h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .link-card-single p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        .link-card-single .arrow-indicator {
            position: absolute;
            right: 18px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 20px;
            color: var(--color-text-muted);
            transition: all var(--transition);
        }

        .link-card-single:hover .arrow-indicator {
            color: var(--color-accent);
            transform: translateY(-50%) translateX(4px);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: rgba(240, 237, 228, 0.8);
            padding-top: 64px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .site-footer .footer-brand .logo {
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .site-footer .footer-brand .logo .logo-mark {
            width: 32px;
            height: 32px;
            background-color: var(--color-accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 700;
            flex-shrink: 0;
        }

        .site-footer .footer-brand p {
            font-size: 13px;
            color: rgba(240, 237, 228, 0.6);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .site-footer .footer-column h3 {
            font-size: 15px;
            font-weight: 600;
            color: #f0ede4;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

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

        .site-footer .footer-column ul li {
            margin-bottom: 10px;
        }

        .site-footer .footer-column ul li a {
            font-size: 13px;
            color: rgba(240, 237, 228, 0.65);
            transition: color var(--transition);
            display: inline-block;
        }

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

        .site-footer .footer-risk {
            background-color: rgba(0, 0, 0, 0.2);
            padding: 16px 0;
            border-top: 1px solid rgba(240, 237, 228, 0.08);
        }

        .site-footer .footer-risk p {
            font-size: 13px;
            color: rgba(240, 237, 228, 0.6);
            line-height: 1.7;
            margin: 0;
            max-width: 1000px;
        }

        .site-footer .footer-bottom {
            padding: 16px 0;
            border-top: 1px solid rgba(240, 237, 228, 0.06);
        }

        .site-footer .footer-bottom p {
            font-size: 12px;
            color: rgba(240, 237, 228, 0.45);
            margin: 0;
            text-align: center;
        }

        .site-footer a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .risk-level-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }

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

            .squeeze-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

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

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

            .line-arrow-zone {
                transform: rotate(90deg);
                padding: 4px 0;
            }

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

            .link-grid-single {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }

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

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
                --section-padding-y: 48px;
            }

            .container {
                padding: 0 18px;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background-color: var(--color-primary);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                margin: 0;
                padding: 16px 18px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
                transform: translateY(-120%);
                transition: transform 0.3s ease;
                z-index: 999;
                border-top: 1px solid rgba(240, 237, 228, 0.1);
            }

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

            .main-nav a {
                width: 100%;
                padding: 14px 16px;
                font-size: 16px;
                border-bottom: 1px solid rgba(240, 237, 228, 0.06);
            }

            .main-nav a:last-child {
                border-bottom: none;
            }

            .main-nav a.active::after {
                display: none;
            }

            .main-nav a.active {
                background-color: rgba(184, 137, 78, 0.12);
                border-radius: 6px;
            }

            .btn-primary-custom,
            .btn-secondary-custom {
                font-size: 14px;
                padding: 11px 20px;
            }

            .header-cta {
                display: none;
            }

            .category-hero {
                padding: 48px 0 44px;
            }

            .category-hero h1 {
                font-size: clamp(26px, 5.5vw, 32px);
            }

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

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

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

            .squeeze-steps {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .line-panel {
                padding: 24px 20px;
            }

            .line-arror-zone {
                transform: rotate(90deg);
            }

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

            .link-grid-single {
                grid-template-columns: 1fr;
                gap: 14px;
            }

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

            .site-footer {
                padding-top: 48px;
            }

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

            .section-heading h2 {
                font-size: clamp(22px, 5vw, 26px);
            }
        }

        @media (max-width: 520px) {
            .category-hero .hero-tags {
                gap: 6px;
            }

            .category-hero .hero-tag {
                font-size: 12px;
                padding: 5px 10px;
            }

            .cta-section .cta-btns {
                flex-direction: column;
                gap: 10px;
            }

            .cta-section .cta-btns .btn {
                width: 100%;
            }

            .line-panel {
                padding: 20px 16px;
            }

            .tool-image-grid .tool-img-wrap {
                aspect-ratio: 16/9;
            }
        }