/* roulang page: index */
:root {
            --c-primary: #1C2B2E;
            --c-primary-light: #2A3D41;
            --c-accent: #C6A15B;
            --c-accent-light: #E8D5AE;
            --c-danger: #B4553D;
            --c-danger-bg: #FBEFEA;
            --c-bg: #F6F2E9;
            --c-bg-alt: #E8EDEA;
            --c-white: #FFFFFF;
            --c-text: #182326;
            --c-text-secondary: #5C696B;
            --c-text-muted: #8A9496;
            --c-border: #E3DDD0;
            --c-border-accent: #C6A15B;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(28,43,46,0.05);
            --shadow-md: 0 6px 18px rgba(28,43,46,0.06);
            --shadow-lg: 0 12px 32px rgba(28,43,46,0.10);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', '思源宋体', serif;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container-max: 1200px;
            --section-pad: 64px;
            --transition: 0.25s ease;
        }

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

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

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

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            outline: none;
        }

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

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-serif);
            line-height: 1.35;
            color: var(--c-text);
            font-weight: 700;
        }

        h1 {
            font-size: 40px;
            line-height: 1.28;
        }

        h2 {
            font-size: 30px;
            line-height: 1.35;
        }

        h3 {
            font-size: 22px;
            line-height: 1.4;
        }

        p {
            margin-bottom: 12px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

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

        .section-alt {
            background-color: var(--c-white);
        }

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

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 12px;
            text-align: center;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--c-text-secondary);
            text-align: center;
            max-width: 720px;
            margin: 0 auto 36px auto;
            line-height: 1.75;
        }

        .section-divider {
            width: 60px;
            height: 3px;
            background-color: var(--c-accent);
            border-radius: 2px;
            margin: 16px auto 24px auto;
        }

        /* Header */
        .site-header {
            background-color: var(--c-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0,0,0,0.15);
        }

        .top-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid rgba(198,161,91,0.25);
        }

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

        .logo-mark {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--c-accent), #A8844A);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 800;
            font-size: 18px;
            color: var(--c-primary);
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--c-white);
            letter-spacing: 1px;
            line-height: 1.3;
            white-space: nowrap;
        }

        .top-bar-right {
            display: flex;
            align-items: center;
            gap: 18px;
        }

        .hotline {
            color: var(--c-accent-light);
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }

        .hotline::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--c-accent);
            display: inline-block;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.3); }
        }

        .btn-consult {
            background-color: var(--c-accent);
            color: var(--c-primary);
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-consult:hover {
            background-color: var(--c-accent-light);
            color: var(--c-primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(198,161,91,0.35);
        }

        .btn-consult:active {
            transform: translateY(0);
        }

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

        /* Navigation */
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex-wrap: wrap;
        }

        .nav-list a {
            color: rgba(255,255,255,0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            letter-spacing: 0.5px;
            position: relative;
            white-space: nowrap;
        }

        .nav-list a:hover {
            color: var(--c-accent);
            background-color: rgba(198,161,91,0.08);
        }

        .nav-list a.active {
            color: var(--c-accent);
        }

        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background-color: var(--c-accent);
            border-radius: 1px;
        }

        .nav-list a:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 2px;
        }

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

        .hamburger:hover {
            background-color: rgba(198,161,91,0.1);
        }

        .hamburger span {
            display: block;
            width: 25px;
            height: 2px;
            background-color: var(--c-white);
            border-radius: 1px;
            transition: all var(--transition);
        }

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

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

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

        /* Risk Tip Bar */
        .risk-tip {
            background-color: var(--c-danger-bg);
            border-bottom: 2px solid var(--c-danger);
            padding: 10px 0;
        }

        .risk-tip-inner {
            display: flex;
            align-items: center;
            gap: 10px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .risk-tip-icon {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background-color: var(--c-danger);
            color: var(--c-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .risk-tip-text {
            color: var(--c-danger);
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        /* Hero */
        .hero {
            background-color: var(--c-primary);
            background-image: url('/assets/images/c5ee99bff610703b.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            padding: 72px 0 48px;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(198,161,91,0.08) 1px, transparent 1px),
                              linear-gradient(90deg, rgba(198,161,91,0.08) 1px, transparent 1px);
            background-size: 48px 48px;
            pointer-events: none;
        }

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

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

        .hero-content h1 {
            color: var(--c-white);
            font-size: 42px;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .hero-content h1 .highlight {
            color: var(--c-accent);
            border-bottom: 3px solid var(--c-accent);
            padding-bottom: 2px;
        }

        .hero-subtitle {
            color: rgba(255,255,255,0.78);
            font-size: 17px;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 480px;
            letter-spacing: 0.3px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }

        .btn-primary {
            background-color: var(--c-accent);
            color: var(--c-primary);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary:hover {
            background-color: var(--c-accent-light);
            color: var(--c-primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(198,161,91,0.4);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

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

        .btn-outline-light {
            background-color: transparent;
            border: 1px solid rgba(255,255,255,0.4);
            color: var(--c-white);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 16px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
        }

        .btn-outline-light:hover {
            border-color: var(--c-accent);
            color: var(--c-accent);
            background-color: rgba(198,161,91,0.08);
        }

        .btn-outline-light:active {
            transform: translateY(0);
        }

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

        .hero-trust-indicators {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

        .trust-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .trust-value {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 22px;
            color: var(--c-accent);
            line-height: 1.2;
        }

        .trust-label {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            letter-spacing: 0.5px;
        }

        .hero-image-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 1px solid rgba(198,161,91,0.3);
            min-height: 320px;
        }

        .hero-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }

        .hero-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            background-color: rgba(28,43,46,0.85);
            border: 1px solid var(--c-accent);
            color: var(--c-accent);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            backdrop-filter: blur(8px);
        }

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

        .topic-card {
            background-color: var(--c-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--c-border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

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

        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .topic-card-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(to top, rgba(28,43,46,0.55), transparent);
        }

        .topic-card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .topic-card-title {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .topic-card-desc {
            font-size: 14px;
            color: var(--c-text-secondary);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 14px;
        }

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

        .topic-card-link:hover {
            gap: 10px;
            color: var(--c-primary);
        }

        /* Product Matrix */
        .product-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .product-card {
            background-color: var(--c-white);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            border: 1px solid var(--c-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .product-card-tag {
            display: inline-block;
            background-color: var(--c-bg-alt);
            color: var(--c-text-secondary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .product-card-title {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 10px;
        }

        .product-card-scene {
            font-size: 13px;
            color: var(--c-text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
            flex: 1;
        }

        .product-card-cost {
            font-size: 14px;
            font-weight: 600;
            color: var(--c-accent);
            margin-bottom: 8px;
        }

        .product-card-risk {
            font-size: 12px;
            color: var(--c-danger);
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        /* Risk Layers */
        .risk-layers-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .risk-layer-card {
            background-color: var(--c-white);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            border: 1px solid var(--c-border);
            border-left: 4px solid var(--c-danger);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            text-align: center;
        }

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

        .risk-layer-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: var(--c-danger-bg);
            color: var(--c-danger);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 20px;
            font-weight: 700;
        }

        .risk-layer-title {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 8px;
        }

        .risk-layer-desc {
            font-size: 13px;
            color: var(--c-text-secondary);
            line-height: 1.65;
        }

        /* Capital Safety */
        .capital-safety-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .capital-safety-content h3 {
            font-size: 24px;
            margin-bottom: 16px;
        }

        .capital-safety-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 12px;
        }

        .capital-safety-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--c-text-secondary);
            line-height: 1.65;
        }

        .capital-safety-list li::before {
            content: '✓';
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 22px;
            height: 22px;
            background-color: var(--c-accent);
            color: var(--c-primary);
            border-radius: 50%;
            font-size: 12px;
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .capital-safety-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
            min-height: 280px;
        }

        .capital-safety-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 280px;
        }

        .safety-badge {
            position: absolute;
            bottom: 16px;
            left: 16px;
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .safety-badge span {
            background-color: rgba(28,43,46,0.85);
            border: 1px solid var(--c-accent);
            color: var(--c-accent);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
            backdrop-filter: blur(8px);
        }

        /* Process Steps */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
        }

        .process-step:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 32px;
            right: -12px;
            width: 24px;
            height: 2px;
            background-color: var(--c-accent);
            opacity: 0.6;
        }

        .process-step-num {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background-color: var(--c-accent);
            color: var(--c-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 800;
            font-size: 22px;
            margin: 0 auto 14px;
            box-shadow: 0 4px 16px rgba(198,161,91,0.35);
        }

        .process-step-title {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 6px;
        }

        .process-step-desc {
            font-size: 13px;
            color: var(--c-text-secondary);
            line-height: 1.6;
        }

        /* News List */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

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

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

        .news-card-img {
            height: 160px;
            overflow: hidden;
        }

        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

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

        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .news-card-cat {
            font-size: 12px;
            font-weight: 600;
            color: var(--c-accent);
            letter-spacing: 0.5px;
        }

        .news-card-time {
            font-size: 12px;
            color: var(--c-text-muted);
        }

        .news-card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--c-text);
            line-height: 1.5;
            margin-bottom: 8px;
            flex: 1;
        }

        .news-card-excerpt {
            font-size: 13px;
            color: var(--c-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        /* Leverage & Fee */
        .fee-table-wrap {
            background-color: var(--c-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--c-border);
        }

        .fee-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }

        .fee-table th {
            background-color: var(--c-primary);
            color: var(--c-white);
            padding: 14px 16px;
            text-align: left;
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .fee-table td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--c-border);
            color: var(--c-text-secondary);
            line-height: 1.6;
        }

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

        .fee-table tr:hover td {
            background-color: var(--c-bg);
        }

        .fee-note {
            font-size: 13px;
            color: var(--c-text-muted);
            margin-top: 14px;
            text-align: center;
        }

        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .testimonial-card {
            background-color: var(--c-white);
            border-radius: var(--radius-md);
            padding: 26px 24px;
            border: 1px solid var(--c-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

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

        .testimonial-quote {
            font-size: 15px;
            color: var(--c-text-secondary);
            line-height: 1.7;
            margin-bottom: 18px;
            font-style: italic;
            position: relative;
            padding-left: 16px;
            border-left: 3px solid var(--c-accent);
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: var(--c-bg-alt);
            border: 2px solid var(--c-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--c-text-muted);
            font-size: 16px;
            font-weight: 600;
            flex-shrink: 0;
        }

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

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

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

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

        .faq-item.active {
            border-color: var(--c-accent);
            background-color: var(--c-bg-alt);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            gap: 16px;
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 600;
            color: var(--c-text);
            transition: color var(--transition);
            width: 100%;
            text-align: left;
        }

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

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

        .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: var(--c-accent);
            color: var(--c-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
            transition: transform var(--transition);
        }

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

        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--c-text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* Investor Education */
        .education-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .education-card {
            background-color: var(--c-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--c-border);
            transition: all var(--transition);
        }

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

        .education-card-img {
            height: 140px;
            overflow: hidden;
        }

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

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

        .education-card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--c-text);
            line-height: 1.5;
            margin-bottom: 6px;
        }

        .education-card-tag {
            font-size: 12px;
            color: var(--c-accent);
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        /* Partners */
        .partner-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
        }

        .partner-logo {
            background-color: var(--c-white);
            border-radius: var(--radius-md);
            padding: 28px 16px;
            border: 1px solid var(--c-border);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 100px;
            transition: all var(--transition);
            text-align: center;
        }

        .partner-logo:hover {
            border-color: var(--c-border-accent);
            box-shadow: var(--shadow-sm);
        }

        .partner-logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 8px;
            background-color: var(--c-bg-alt);
            border: 1px solid var(--c-border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--c-text-muted);
            font-size: 16px;
        }

        .partner-logo-name {
            font-size: 13px;
            color: var(--c-text-secondary);
            font-weight: 500;
        }

        /* Form Section */
        .form-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .form-info h3 {
            font-size: 24px;
            margin-bottom: 14px;
        }

        .form-info p {
            font-size: 15px;
            color: var(--c-text-secondary);
            line-height: 1.7;
        }

        .form-info-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 16px;
        }

        .form-info-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--c-text-secondary);
            line-height: 1.6;
        }

        .form-info-list li::before {
            content: '›';
            color: var(--c-accent);
            font-weight: 700;
            font-size: 18px;
            line-height: 1;
            margin-top: 1px;
        }

        .consult-form {
            background-color: var(--c-white);
            border-radius: var(--radius-lg);
            padding: 28px 26px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--c-border);
        }

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

        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--c-text);
            margin-bottom: 6px;
            letter-spacing: 0.3px;
        }

        .form-input,
        .form-select {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid var(--c-border);
            border-radius: var(--radius-sm);
            background-color: var(--c-bg);
            font-size: 15px;
            color: var(--c-text);
            transition: all var(--transition);
            appearance: none;
            -webkit-appearance: none;
        }

        .form-input:focus,
        .form-select:focus {
            border-color: var(--c-accent);
            background-color: var(--c-white);
            box-shadow: 0 0 0 3px rgba(198,161,91,0.15);
        }

        .form-input::placeholder {
            color: var(--c-text-muted);
        }

        .form-select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235C696B' stroke-width='2' fill='none'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 36px;
        }

        .btn-submit {
            width: 100%;
            background-color: var(--c-primary);
            color: var(--c-accent);
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            margin-top: 4px;
        }

        .btn-submit:hover {
            background-color: var(--c-accent);
            color: var(--c-primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(198,161,91,0.35);
        }

        .btn-submit:active {
            transform: translateY(0);
        }

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

        /* Risk Disclaimer */
        .risk-disclaimer {
            background-color: var(--c-bg-alt);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 24px 28px;
        }

        .risk-disclaimer h4 {
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 700;
            color: var(--c-danger);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .risk-disclaimer p {
            font-size: 13px;
            color: var(--c-text-secondary);
            line-height: 1.7;
            margin-bottom: 8px;
        }

        .risk-disclaimer p:last-child {
            margin-bottom: 0;
        }

        /* Footer */
        .site-footer {
            background-color: var(--c-primary);
            color: rgba(255,255,255,0.75);
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(198,161,91,0.2);
        }

        .footer-brand .logo-text {
            font-size: 18px;
            margin-bottom: 12px;
            display: block;
        }

        .footer-brand p {
            font-size: 13px;
            color: rgba(255,255,255,0.55);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 600;
            color: var(--c-accent);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

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

        .footer-col ul a {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            transition: color var(--transition);
            line-height: 1.6;
        }

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

        .footer-contact p {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            line-height: 1.7;
            margin-bottom: 6px;
        }

        .footer-bottom {
            padding: 18px 0;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 12px;
            color: rgba(255,255,255,0.45);
            line-height: 1.6;
            margin-bottom: 4px;
        }

        .footer-bottom .domain {
            color: rgba(255,255,255,0.55);
            font-size: 12px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-pad: 48px;
            }

            h1 {
                font-size: 34px;
            }
            h2 {
                font-size: 26px;
            }

            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-image-wrap {
                min-height: 240px;
            }
            .hero-image-wrap img {
                min-height: 240px;
            }
            .topic-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
            .product-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
            .risk-layers-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .capital-safety-wrap {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .capital-safety-image {
                min-height: 220px;
            }
            .capital-safety-image img {
                min-height: 220px;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .process-step:not(:last-child)::after {
                display: none;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .education-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .partner-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
            .form-wrap {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

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

            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 22px;
            }
            h3 {
                font-size: 19px;
            }

            .top-bar {
                flex-wrap: wrap;
                gap: 8px;
                justify-content: center;
            }
            .logo-text {
                font-size: 16px;
            }
            .hotline {
                font-size: 12px;
            }

            .hamburger {
                display: flex;
            }

            .main-nav {
                flex-wrap: wrap;
                position: relative;
            }

            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: var(--c-primary-light);
                border-radius: var(--radius-md);
                padding: 12px;
                margin-top: 8px;
                gap: 4px;
            }

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

            .nav-list a {
                padding: 10px 16px;
                font-size: 14px;
                width: 100%;
            }

            .nav-list a.active::after {
                display: none;
            }
            .nav-list a.active {
                background-color: rgba(198,161,91,0.12);
                border-left: 3px solid var(--c-accent);
            }

            .topic-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .product-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .risk-layers-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .education-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .partner-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .process-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .fee-table {
                font-size: 12px;
            }
            .fee-table th,
            .fee-table td {
                padding: 10px 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-content h1 {
                font-size: 26px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary,
            .btn-outline-light {
                width: 100%;
                justify-content: center;
                text-align: center;
            }
            .hero-trust-indicators {
                gap: 18px;
                justify-content: space-between;
            }
            .trust-value {
                font-size: 18px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-pad: 32px;
            }

            h1 {
                font-size: 24px;
            }
            h2 {
                font-size: 20px;
            }

            .logo-text {
                font-size: 14px;
                letter-spacing: 0;
            }
            .logo-mark {
                width: 34px;
                height: 34px;
                font-size: 14px;
            }
            .product-grid {
                grid-template-columns: 1fr;
            }
            .risk-layers-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .partner-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .partner-logo {
                padding: 18px 10px;
                min-height: 80px;
            }
            .fee-table-wrap {
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
            }
            .fee-table {
                min-width: 520px;
                font-size: 11px;
            }
            .hero {
                padding: 48px 0 32px;
            }
            .hero-content h1 {
                font-size: 23px;
            }
            .hero-subtitle {
                font-size: 14px;
                margin-bottom: 20px;
            }
            .section-title {
                font-size: 20px;
            }
            .section-subtitle {
                font-size: 14px;
                margin-bottom: 24px;
            }
            .product-card {
                padding: 18px 16px;
            }
            .risk-disclaimer {
                padding: 18px 16px;
            }
            .consult-form {
                padding: 20px 16px;
            }
            .topic-card-img {
                height: 140px;
            }
            .news-card-img {
                height: 130px;
            }
            .education-card-img {
                height: 120px;
            }
        }

/* roulang page: article */
:root {
            --c-primary: #1C2B2E;
            --c-primary-light: #2A3D41;
            --c-accent: #C6A15B;
            --c-accent-light: #E8D5AE;
            --c-danger: #B4553D;
            --c-danger-bg: #FBEFEA;
            --c-bg: #F6F2E9;
            --c-bg-alt: #E8EDEA;
            --c-white: #FFFFFF;
            --c-text: #182326;
            --c-text-secondary: #5C696B;
            --c-text-muted: #8A9496;
            --c-border: #E3DDD0;
            --c-border-accent: #C6A15B;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(28,43,46,0.05);
            --shadow-md: 0 6px 18px rgba(28,43,46,0.06);
            --shadow-lg: 0 12px 32px rgba(28,43,46,0.10);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', '思源宋体', serif;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container-max: 1200px;
            --section-pad: 64px;
            --transition: 0.25s ease;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--c-text);
            background-color: var(--c-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--c-primary); text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--c-accent); }
        button, input, select, textarea { font-family: var(--font-sans); font-size: 16px; outline: none; }
        button { cursor: pointer; border: none; background: none; }
        .container { max-width: var(--container-max); margin: 0 auto; padding-left: 16px; padding-right: 16px; }
        .section { padding: var(--section-pad) 0; }
        .section-alt { background-color: var(--c-white); }
        .section-bg { background-color: var(--c-bg-alt); }
        .section-title {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 10px;
            text-align: center;
            line-height: 1.35;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--c-text-secondary);
            text-align: center;
            max-width: 720px;
            margin: 0 auto 36px auto;
            line-height: 1.75;
        }
        .section-divider {
            width: 56px;
            height: 3px;
            background-color: var(--c-accent);
            border-radius: 2px;
            margin: 14px auto 24px auto;
        }
        /* Header */
        .site-header { background-color: var(--c-primary); position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 12px rgba(0,0,0,0.15); }
        .top-bar { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; flex-wrap: wrap; gap: 10px; }
        .logo { display: flex; align-items: center; gap: 10px; }
        .logo-mark {
            width: 42px; height: 42px; background: linear-gradient(135deg, var(--c-accent), #A8844A);
            border-radius: 8px; display: flex; align-items: center; justify-content: center;
            font-family: var(--font-serif); font-weight: 800; font-size: 18px; color: var(--c-primary);
            letter-spacing: 1px; flex-shrink: 0;
        }
        .logo-text { font-family: var(--font-serif); font-weight: 700; font-size: 20px; color: var(--c-white); letter-spacing: 1px; line-height: 1.3; white-space: nowrap; }
        .top-bar-right { display: flex; align-items: center; gap: 14px; }
        .hotline { color: rgba(255,255,255,0.85); font-size: 14px; letter-spacing: 0.5px; }
        .btn-consult {
            background-color: var(--c-accent); color: var(--c-primary); padding: 8px 20px; border-radius: var(--radius-sm);
            font-weight: 600; font-size: 14px; letter-spacing: 0.5px; transition: all var(--transition); white-space: nowrap;
        }
        .btn-consult:hover { background-color: var(--c-accent-light); color: var(--c-primary); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(198,161,91,0.35); }
        .btn-consult:active { transform: translateY(0); }
        .btn-consult:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 2px; }
        .main-nav { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; }
        .nav-list { display: flex; align-items: center; gap: 8px; list-style: none; flex-wrap: wrap; }
        .nav-list a {
            color: rgba(255,255,255,0.82); font-size: 15px; font-weight: 500; padding: 8px 16px;
            border-radius: var(--radius-sm); transition: all var(--transition); letter-spacing: 0.5px; position: relative; white-space: nowrap;
        }
        .nav-list a:hover { color: var(--c-accent); background-color: rgba(198,161,91,0.08); }
        .nav-list a.active { color: var(--c-accent); }
        .nav-list a.active::after { content: ''; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px; background-color: var(--c-accent); border-radius: 1px; }
        .hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; border-radius: var(--radius-sm); }
        .hamburger span { display: block; width: 24px; height: 2px; background-color: rgba(255,255,255,0.8); transition: all var(--transition); }
        /* Buttons */
        .btn { display: inline-block; padding: 12px 28px; border-radius: var(--radius-sm); font-weight: 600; font-size: 15px; letter-spacing: 0.5px; transition: all var(--transition); }
        .btn-primary { background-color: var(--c-primary); color: var(--c-accent); border: 1px solid var(--c-primary); }
        .btn-primary:hover { background-color: var(--c-accent); color: var(--c-primary); border-color: var(--c-accent); }
        .btn-outline { background-color: transparent; color: var(--c-accent); border: 1px solid var(--c-accent); }
        .btn-outline:hover { background-color: var(--c-accent-light); color: var(--c-primary); }
        .btn:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 2px; }
        .btn:active { transform: translateY(1px); }
        /* Article page layout */
        .article-wrapper { display: grid; grid-template-columns: 1fr 300px; gap: 32px; align-items: start; }
        .article-main { background-color: var(--c-white); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: 36px 40px; }
        .breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--c-text-muted); margin-bottom: 20px; flex-wrap: wrap; }
        .breadcrumb a { color: var(--c-text-secondary); }
        .breadcrumb a:hover { color: var(--c-accent); }
        .breadcrumb .sep { color: var(--c-text-muted); }
        .breadcrumb .current { color: var(--c-accent); font-weight: 500; }
        .article-title { font-family: var(--font-serif); font-size: 34px; font-weight: 800; color: var(--c-text); line-height: 1.4; margin-bottom: 16px; }
        .article-meta { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; font-size: 14px; color: var(--c-text-muted); padding-bottom: 20px; border-bottom: 1px solid var(--c-border); margin-bottom: 24px; }
        .article-meta .meta-item { display: flex; align-items: center; gap: 6px; }
        .article-meta .meta-item strong { color: var(--c-text-secondary); font-weight: 500; }
        .article-category { display: inline-block; background-color: var(--c-bg-alt); color: var(--c-primary); padding: 4px 12px; border-radius: 20px; font-size: 13px; font-weight: 500; }
        .article-content { font-size: 16px; line-height: 1.85; color: var(--c-text); }
        .article-content h2 { font-family: var(--font-serif); font-size: 24px; font-weight: 700; color: var(--c-primary); margin: 32px 0 14px; line-height: 1.4; }
        .article-content h3 { font-family: var(--font-serif); font-size: 19px; font-weight: 600; color: var(--c-primary); margin: 24px 0 10px; line-height: 1.4; }
        .article-content p { margin-bottom: 16px; }
        .article-content ul, .article-content ol { margin: 0 0 16px 20px; padding-left: 16px; }
        .article-content li { margin-bottom: 8px; }
        .article-content blockquote {
            border-left: 4px solid var(--c-accent); background-color: var(--c-bg); padding: 16px 20px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0; margin: 20px 0; color: var(--c-text-secondary); font-style: normal;
        }
        .article-content table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 15px; }
        .article-content table th, .article-content table td { padding: 10px 14px; border: 1px solid var(--c-border); text-align: left; }
        .article-content table th { background-color: var(--c-bg-alt); font-weight: 600; color: var(--c-primary); }
        .article-content img { border-radius: var(--radius-md); margin: 20px 0; }
        .article-content a { color: var(--c-accent); text-decoration: underline; }
        .article-content a:hover { color: var(--c-accent-light); }
        .risk-inline-box {
            background-color: var(--c-danger-bg); border: 1px solid #E8C9BE; border-left: 4px solid var(--c-danger);
            border-radius: var(--radius-md); padding: 18px 20px; margin: 24px 0; font-size: 14px; color: #7A3B2A; line-height: 1.75;
        }
        .risk-inline-box strong { color: var(--c-danger); font-weight: 600; }
        .risk-inline-box p { margin: 0; }
        .related-section { margin-top: 36px; padding-top: 28px; border-top: 1px solid var(--c-border); }
        .related-title { font-family: var(--font-serif); font-size: 20px; font-weight: 700; color: var(--c-text); margin-bottom: 18px; }
        .related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
        .related-card {
            background-color: var(--c-white); border: 1px solid var(--c-border); border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm); overflow: hidden; transition: all var(--transition); display: flex; flex-direction: column;
        }
        .related-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--c-accent); }
        .related-card img { width: 100%; height: 140px; object-fit: cover; }
        .related-card-body { padding: 14px 16px; display: flex; flex-direction: column; flex: 1; }
        .related-card-title { font-size: 15px; font-weight: 600; color: var(--c-text); line-height: 1.45; margin-bottom: 8px; }
        .related-card-title a { color: var(--c-text); }
        .related-card-title a:hover { color: var(--c-accent); }
        .related-card-meta { font-size: 12px; color: var(--c-text-muted); margin-top: auto; }
        .back-link { display: inline-flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 500; color: var(--c-accent); margin-top: 24px; }
        .back-link:hover { color: var(--c-primary); }
        /* Sidebar */
        .article-sidebar { display: flex; flex-direction: column; gap: 24px; }
        .sidebar-widget { background-color: var(--c-white); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 22px 24px; }
        .sidebar-widget-title { font-family: var(--font-serif); font-size: 17px; font-weight: 700; color: var(--c-text); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--c-accent); }
        .sidebar-list { list-style: none; }
        .sidebar-list li { padding: 10px 0; border-bottom: 1px solid var(--c-border); }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list a { font-size: 14px; color: var(--c-text-secondary); line-height: 1.5; }
        .sidebar-list a:hover { color: var(--c-accent); }
        .sidebar-list .side-date { display: block; font-size: 12px; color: var(--c-text-muted); margin-top: 4px; }
        .sidebar-tags { display: flex; flex-wrap: wrap; gap: 8px; }
        .sidebar-tag { background-color: var(--c-bg); color: var(--c-text-secondary); padding: 5px 12px; border-radius: 20px; font-size: 12px; border: 1px solid var(--c-border); transition: all var(--transition); }
        .sidebar-tag:hover { background-color: var(--c-accent); color: var(--c-primary); border-color: var(--c-accent); }
        /* CTA Banner */
        .cta-banner { background-color: var(--c-primary); border-radius: var(--radius-lg); padding: 36px 40px; text-align: center; color: var(--c-white); }
        .cta-banner h2 { font-family: var(--font-serif); font-size: 24px; font-weight: 700; margin-bottom: 10px; }
        .cta-banner p { color: rgba(255,255,255,0.8); font-size: 15px; margin-bottom: 20px; }
        .cta-banner .btn-consult { padding: 12px 30px; font-size: 15px; }
        /* Footer */
        .site-footer { background-color: var(--c-primary); color: rgba(255,255,255,0.82); padding: 56px 0 24px; margin-top: 48px; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 32px; margin-bottom: 32px; }
        .footer-brand .logo-text { font-size: 20px; margin-bottom: 12px; display: inline-block; }
        .footer-brand p { font-size: 14px; line-height: 1.75; color: rgba(255,255,255,0.75); }
        .footer-col h4 { font-size: 16px; font-weight: 600; color: var(--c-accent); margin-bottom: 14px; letter-spacing: 0.5px; }
        .footer-col ul { list-style: none; }
        .footer-col ul li { margin-bottom: 8px; }
        .footer-col ul a { font-size: 14px; color: rgba(255,255,255,0.75); }
        .footer-col ul a:hover { color: var(--c-accent); }
        .footer-contact p { font-size: 14px; color: rgba(255,255,255,0.75); margin-bottom: 6px; }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 20px; text-align: center; }
        .footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 6px; line-height: 1.6; }
        .footer-bottom .domain { font-size: 12px; color: rgba(255,255,255,0.4); }
        /* Responsive */
        @media (max-width: 1024px) {
            .article-wrapper { grid-template-columns: 1fr; }
            .article-main { padding: 28px 24px; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            :root { --section-pad: 40px; }
            .main-nav { justify-content: space-between; }
            .hamburger { display: flex; }
            .nav-list {
                display: none; position: absolute; top: 100%; left: 0; right: 0;
                background-color: var(--c-primary); flex-direction: column; padding: 16px;
                box-shadow: 0 8px 24px rgba(0,0,0,0.2); gap: 4px;
            }
            .nav-list.open { display: flex; }
            .nav-list a { display: block; width: 100%; padding: 10px 16px; }
            .article-title { font-size: 26px; }
            .article-main { padding: 22px 18px; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .top-bar { flex-direction: column; align-items: flex-start; }
            .top-bar-right { width: 100%; justify-content: space-between; }
        }
        @media (max-width: 520px) {
            :root { --section-pad: 32px; }
            .logo-text { font-size: 16px; white-space: normal; }
            .article-title { font-size: 22px; }
            .article-meta { gap: 10px; }
            .cta-banner { padding: 28px 20px; }
            .cta-banner h2 { font-size: 20px; }
        }

/* roulang page: category1 */
:root {
            --c-primary: #1C2B2E;
            --c-primary-light: #2A3D41;
            --c-accent: #C6A15B;
            --c-accent-light: #E8D5AE;
            --c-danger: #B4553D;
            --c-danger-bg: #FBEFEA;
            --c-bg: #F6F2E9;
            --c-bg-alt: #E8EDEA;
            --c-white: #FFFFFF;
            --c-text: #182326;
            --c-text-secondary: #5C696B;
            --c-text-muted: #8A9496;
            --c-border: #E3DDD0;
            --c-border-accent: #C6A15B;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(28,43,46,0.05);
            --shadow-md: 0 6px 18px rgba(28,43,46,0.06);
            --shadow-lg: 0 12px 32px rgba(28,43,46,0.10);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', '思源宋体', serif;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container-max: 1200px;
            --section-pad: 64px;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--c-text);
            background-color: var(--c-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--c-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--c-accent);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            outline: none;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-serif);
            font-weight: 700;
            line-height: 1.35;
            color: var(--c-text);
            margin: 0 0 16px 0;
        }
        h1 {
            font-size: 38px;
        }
        h2 {
            font-size: 30px;
        }
        h3 {
            font-size: 22px;
        }
        h4 {
            font-size: 18px;
            font-family: var(--font-sans);
            font-weight: 600;
        }
        p {
            margin: 0 0 16px 0;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        .section {
            padding: var(--section-pad) 0;
        }
        .section-alt {
            background-color: var(--c-white);
        }
        .section-bg {
            background-color: var(--c-bg-alt);
        }
        .section-primary {
            background-color: var(--c-primary);
            color: rgba(255,255,255,0.9);
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 12px;
            text-align: center;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--c-text-secondary);
            text-align: center;
            max-width: 720px;
            margin: 0 auto 36px auto;
            line-height: 1.75;
        }
        .section-divider {
            width: 60px;
            height: 3px;
            background-color: var(--c-accent);
            border-radius: 2px;
            margin: 16px auto 24px auto;
        }

        /* Header */
        .site-header {
            background-color: var(--c-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0,0,0,0.15);
        }
        .site-header .container {
            max-width: var(--container-max);
        }
        .top-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid rgba(198,161,91,0.2);
            flex-wrap: wrap;
            gap: 10px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-mark {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--c-accent), #A8844A);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 800;
            font-size: 18px;
            color: var(--c-primary);
            letter-spacing: 1px;
            flex-shrink: 0;
        }
        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--c-white);
            letter-spacing: 1px;
            line-height: 1.3;
            white-space: nowrap;
        }
        .top-bar-right {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hotline {
            color: rgba(255,255,255,0.85);
            font-size: 14px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .btn-consult {
            background-color: var(--c-accent);
            color: var(--c-primary);
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            white-space: nowrap;
            border: none;
            display: inline-block;
            text-align: center;
        }
        .btn-consult:hover {
            background-color: var(--c-accent-light);
            color: var(--c-primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(198,161,91,0.35);
        }
        .btn-consult:active {
            transform: translateY(0);
        }
        .btn-consult:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 2px;
        }

        /* Navigation */
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
        }
        .nav-list li {
            margin: 0;
        }
        .nav-list a {
            color: rgba(255,255,255,0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            letter-spacing: 0.5px;
            position: relative;
            white-space: nowrap;
            display: block;
        }
        .nav-list a:hover {
            color: var(--c-accent);
            background-color: rgba(198,161,91,0.08);
        }
        .nav-list a.active {
            color: var(--c-accent);
        }
        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background-color: var(--c-accent);
            border-radius: 1px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border: 1px solid rgba(255,255,255,0.3);
            border-radius: var(--radius-sm);
            background: transparent;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--c-white);
            border-radius: 1px;
            transition: all var(--transition);
        }
        .hamburger[aria-expanded="true"] span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .hamburger[aria-expanded="true"] span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Breadcrumb */
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--c-text-muted);
            margin-bottom: 16px;
        }
        .breadcrumb-nav a {
            color: var(--c-text-muted);
            transition: color var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: var(--c-accent);
        }
        .breadcrumb-nav .separator {
            color: var(--c-border-accent);
        }
        .breadcrumb-nav .current {
            color: var(--c-text-secondary);
            font-weight: 500;
        }

        /* Category Hero / Header */
        .cat-hero {
            background-color: var(--c-primary);
            background-image: linear-gradient(rgba(28,43,46,0.85), rgba(28,43,46,0.92)), url('/assets/images/4d3a76995dc2e104.webp');
            background-size: cover;
            background-position: center;
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(
                0deg,
                transparent,
                transparent 40px,
                rgba(198,161,91,0.06) 40px,
                rgba(198,161,91,0.06) 41px
            ),
            repeating-linear-gradient(
                90deg,
                transparent,
                transparent 40px,
                rgba(198,161,91,0.06) 40px,
                rgba(198,161,91,0.06) 41px
            );
            pointer-events: none;
        }
        .cat-hero .container {
            position: relative;
            z-index: 1;
        }
        .cat-hero .breadcrumb-nav {
            color: rgba(255,255,255,0.6);
        }
        .cat-hero .breadcrumb-nav a {
            color: rgba(255,255,255,0.6);
        }
        .cat-hero .breadcrumb-nav a:hover {
            color: var(--c-accent);
        }
        .cat-hero .breadcrumb-nav .current {
            color: rgba(255,255,255,0.85);
        }
        .cat-hero .breadcrumb-nav .separator {
            color: var(--c-accent);
        }
        .cat-hero h1 {
            color: var(--c-white);
            font-size: 36px;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }
        .cat-hero .cat-desc {
            color: rgba(255,255,255,0.8);
            font-size: 16px;
            max-width: 760px;
            line-height: 1.75;
            margin: 0;
        }

        /* Indicator Strip */
        .indicator-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: -32px;
            position: relative;
            z-index: 5;
            padding-bottom: 24px;
        }
        .indicator-item {
            background-color: var(--c-white);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            text-align: center;
            box-shadow: var(--shadow-md);
            border-left: 3px solid var(--c-accent);
            transition: all var(--transition);
        }
        .indicator-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .indicator-label {
            font-size: 14px;
            color: var(--c-text-muted);
            margin-bottom: 6px;
            letter-spacing: 0.5px;
        }
        .indicator-value {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--c-primary);
            line-height: 1.3;
        }
        .indicator-note {
            font-size: 12px;
            color: var(--c-text-muted);
            margin-top: 6px;
            line-height: 1.5;
        }
        .indicator-item.danger-highlight {
            border-left-color: var(--c-danger);
        }
        .indicator-item.danger-highlight .indicator-value {
            color: var(--c-danger);
        }

        /* Plan Cards */
        .plan-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .plan-card {
            background-color: var(--c-white);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .plan-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: var(--c-border-accent);
        }
        .plan-card-img {
            height: 160px;
            overflow: hidden;
            position: relative;
        }
        .plan-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .plan-card:hover .plan-card-img img {
            transform: scale(1.05);
        }
        .plan-card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .plan-card-title {
            font-size: 20px;
            font-weight: 700;
            font-family: var(--font-serif);
            color: var(--c-text);
            margin-bottom: 6px;
        }
        .plan-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 10px;
        }
        .plan-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.3px;
            background-color: var(--c-bg);
            color: var(--c-text-secondary);
            border: 1px solid var(--c-border);
        }
        .plan-tag.accent {
            background-color: rgba(198,161,91,0.12);
            color: #8A6A2F;
            border-color: rgba(198,161,91,0.3);
        }
        .plan-tag.danger {
            background-color: var(--c-danger-bg);
            color: var(--c-danger);
            border-color: rgba(180,85,61,0.25);
        }
        .plan-card-desc {
            font-size: 14px;
            color: var(--c-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            flex: 1;
        }
        .plan-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--c-text-muted);
            border-top: 1px solid var(--c-border);
            padding-top: 12px;
        }
        .plan-card-meta span {
            white-space: nowrap;
        }
        .plan-card-meta .label {
            color: var(--c-text-secondary);
            font-weight: 500;
        }

        /* Comparison Table */
        .table-responsive-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--c-border);
            background-color: var(--c-white);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 720px;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid var(--c-border);
            vertical-align: top;
        }
        .comparison-table th {
            background-color: var(--c-primary);
            color: var(--c-white);
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.5px;
            border-bottom: none;
            white-space: nowrap;
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table tr:nth-child(even) {
            background-color: rgba(246,242,233,0.4);
        }
        .comparison-table td:first-child {
            font-weight: 600;
            color: var(--c-text);
            white-space: nowrap;
        }
        .comparison-table .fee-note {
            font-size: 12px;
            color: var(--c-text-muted);
            line-height: 1.5;
        }
        .comparison-table .danger-text {
            color: var(--c-danger);
            font-weight: 500;
        }

        /* Guide Cards */
        .guide-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .guide-card {
            background-color: var(--c-white);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
        }
        .guide-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: var(--c-border-accent);
        }
        .guide-number {
            width: 40px;
            height: 40px;
            background-color: var(--c-accent);
            color: var(--c-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 14px;
            font-family: var(--font-serif);
        }
        .guide-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 8px;
            font-family: var(--font-serif);
        }
        .guide-desc {
            font-size: 14px;
            color: var(--c-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* Risk Notice */
        .risk-notice {
            background-color: var(--c-danger-bg);
            border: 1px solid rgba(180,85,61,0.3);
            border-left: 4px solid var(--c-danger);
            border-radius: var(--radius-md);
            padding: 24px;
        }
        .risk-notice h3 {
            color: var(--c-danger);
            font-size: 18px;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .risk-notice h3::before {
            content: '⚠';
            font-size: 20px;
        }
        .risk-notice p {
            color: #7A4434;
            font-size: 14px;
            line-height: 1.7;
            margin: 0 0 8px 0;
        }
        .risk-notice p:last-child {
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background-color: var(--c-white);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item.active {
            border-color: var(--c-border-accent);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            gap: 16px;
            transition: background-color var(--transition);
            border: none;
            background: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-sans);
        }
        .faq-question:hover {
            background-color: rgba(198,161,91,0.06);
        }
        .faq-question span {
            font-weight: 600;
            font-size: 15px;
            color: var(--c-text);
            line-height: 1.5;
            flex: 1;
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: var(--c-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--c-accent);
            font-size: 18px;
            flex-shrink: 0;
            transition: all var(--transition);
        }
        .faq-item.active .faq-icon {
            background-color: var(--c-accent);
            color: var(--c-primary);
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--c-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* CTA Bar */
        .cta-bar {
            background-color: var(--c-primary);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-bar::before {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(
                45deg,
                transparent,
                transparent 20px,
                rgba(198,161,91,0.04) 20px,
                rgba(198,161,91,0.04) 21px
            );
            pointer-events: none;
        }
        .cta-bar-content {
            flex: 1;
            min-width: 280px;
            position: relative;
            z-index: 1;
        }
        .cta-bar-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--c-white);
            margin-bottom: 6px;
            font-family: var(--font-serif);
        }
        .cta-bar-desc {
            font-size: 14px;
            color: rgba(255,255,255,0.7);
            margin: 0;
            line-height: 1.6;
        }
        .cta-bar-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
        }
        .btn-primary-action {
            background-color: var(--c-accent);
            color: var(--c-primary);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            white-space: nowrap;
            display: inline-block;
            text-align: center;
            border: none;
        }
        .btn-primary-action:hover {
            background-color: var(--c-accent-light);
            color: var(--c-primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(198,161,91,0.4);
        }
        .btn-primary-action:active {
            transform: translateY(0);
        }
        .btn-primary-action:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 2px;
        }
        .btn-secondary-action {
            background-color: transparent;
            color: var(--c-white);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            white-space: nowrap;
            display: inline-block;
            text-align: center;
            border: 1px solid rgba(255,255,255,0.4);
        }
        .btn-secondary-action:hover {
            background-color: rgba(255,255,255,0.1);
            border-color: var(--c-accent);
            color: var(--c-accent);
        }
        .btn-secondary-action:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 2px;
        }

        /* Footer */
        .site-footer {
            background-color: var(--c-primary);
            color: rgba(255,255,255,0.75);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .logo-text {
            font-size: 18px;
            color: var(--c-white);
            display: block;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255,255,255,0.6);
            margin: 0;
        }
        .footer-col h4 {
            color: var(--c-accent);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
            font-family: var(--font-sans);
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            color: rgba(255,255,255,0.65);
            font-size: 13px;
            transition: color var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--c-accent);
        }
        .footer-contact p {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            margin-bottom: 6px;
            line-height: 1.6;
        }
        .footer-bottom {
            border-top: 1px solid rgba(198,161,91,0.2);
            padding-top: 20px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 12px;
            color: rgba(255,255,255,0.5);
            margin-bottom: 4px;
            line-height: 1.6;
        }
        .footer-bottom .domain {
            color: rgba(255,255,255,0.4);
            font-size: 12px;
        }

        /* Mobile Nav */
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .main-nav {
                flex-wrap: wrap;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 0;
                padding: 8px 0;
                border-top: 1px solid rgba(198,161,91,0.2);
                margin-top: 8px;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li {
                width: 100%;
            }
            .nav-list a {
                padding: 10px 16px;
                font-size: 14px;
                width: 100%;
            }
            .nav-list a.active::after {
                display: none;
            }
            .nav-list a.active {
                background-color: rgba(198,161,91,0.1);
                color: var(--c-accent);
            }
            .top-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .top-bar-right {
                width: 100%;
                justify-content: space-between;
            }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-pad: 48px;
            }
            .indicator-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .guide-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-pad: 40px;
            }
            h1 {
                font-size: 30px;
            }
            h2 {
                font-size: 24px;
            }
            .section-title {
                font-size: 24px;
            }
            .cat-hero h1 {
                font-size: 28px;
            }
            .plan-list {
                grid-template-columns: 1fr;
            }
            .guide-list {
                grid-template-columns: 1fr;
            }
            .cta-bar {
                flex-direction: column;
                text-align: center;
                padding: 28px 20px;
            }
            .cta-bar-actions {
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --section-pad: 32px;
            }
            .indicator-strip {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .indicator-item {
                padding: 14px 12px;
            }
            .indicator-value {
                font-size: 20px;
            }
            .top-bar-right {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .btn-consult {
                width: 100%;
                text-align: center;
            }
            .cat-hero {
                padding: 32px 0 32px;
            }
            .cat-hero h1 {
                font-size: 24px;
            }
            .cat-desc {
                font-size: 14px;
            }
            .comparison-table {
                min-width: 600px;
            }
            .cta-bar-title {
                font-size: 18px;
            }
            .cta-bar-actions {
                flex-direction: column;
                width: 100%;
            }
            .btn-primary-action,
            .btn-secondary-action {
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root {
            --c-primary: #1C2B2E;
            --c-primary-light: #2A3D41;
            --c-accent: #C6A15B;
            --c-accent-light: #E8D5AE;
            --c-danger: #B4553D;
            --c-danger-bg: #FBEFEA;
            --c-bg: #F6F2E9;
            --c-bg-alt: #E8EDEA;
            --c-white: #FFFFFF;
            --c-text: #182326;
            --c-text-secondary: #5C696B;
            --c-text-muted: #8A9496;
            --c-border: #E3DDD0;
            --c-border-accent: #C6A15B;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(28,43,46,0.05);
            --shadow-md: 0 6px 18px rgba(28,43,46,0.06);
            --shadow-lg: 0 12px 32px rgba(28,43,46,0.10);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', '思源宋体', serif;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container-max: 1200px;
            --section-pad: 64px;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--c-text);
            background-color: var(--c-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--c-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--c-accent);
        }
        button, input, select, textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            outline: none;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        .section {
            padding: var(--section-pad) 0;
        }
        .section-alt {
            background-color: var(--c-white);
        }
        .section-bg {
            background-color: var(--c-bg-alt);
        }
        .section-muted {
            background-color: var(--c-bg);
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 12px;
            text-align: center;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--c-text-secondary);
            text-align: center;
            max-width: 720px;
            margin: 0 auto 36px auto;
            line-height: 1.75;
        }
        .section-divider {
            width: 60px;
            height: 3px;
            background-color: var(--c-accent);
            border-radius: 2px;
            margin: 16px auto 24px auto;
        }
        /* Header */
        .site-header {
            background-color: var(--c-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0,0,0,0.15);
        }
        .top-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            flex-wrap: wrap;
            gap: 10px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-mark {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--c-accent), #A8844A);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 800;
            font-size: 18px;
            color: var(--c-primary);
            letter-spacing: 1px;
            flex-shrink: 0;
        }
        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--c-white);
            letter-spacing: 1px;
            line-height: 1.3;
            white-space: nowrap;
        }
        .top-bar-right {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hotline {
            color: var(--c-accent-light);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .btn-consult {
            background-color: var(--c-accent);
            color: var(--c-primary);
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-consult:hover {
            background-color: var(--c-accent-light);
            color: var(--c-primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(198,161,91,0.35);
        }
        .btn-consult:active {
            transform: translateY(0);
        }
        .btn-consult:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 2px;
        }
        /* Navigation */
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .nav-list a {
            color: rgba(255,255,255,0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            letter-spacing: 0.5px;
            position: relative;
            white-space: nowrap;
            display: inline-block;
        }
        .nav-list a:hover {
            color: var(--c-accent);
            background-color: rgba(198,161,91,0.08);
        }
        .nav-list a.active {
            color: var(--c-accent);
        }
        .nav-list a.active::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 4px;
            height: 2px;
            background-color: var(--c-accent);
            border-radius: 2px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
            cursor: pointer;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--c-white);
            border-radius: 2px;
            transition: all 0.3s;
        }
        /* Buttons */
        .btn-primary {
            background-color: var(--c-primary);
            color: var(--c-accent);
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .btn-primary:hover {
            background-color: var(--c-accent);
            color: var(--c-primary);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(198,161,91,0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 2px;
        }
        .btn-outline {
            background: transparent;
            color: var(--c-accent);
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.5px;
            border: 1px solid var(--c-accent);
            transition: all var(--transition);
        }
        .btn-outline:hover {
            background-color: var(--c-accent-light);
            color: var(--c-primary);
            border-color: var(--c-accent-light);
        }
        /* Cards */
        .card {
            background-color: var(--c-white);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            transition: all var(--transition);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            border-color: var(--c-border-accent);
        }
        .card-body {
            padding: 24px;
        }
        .card-title {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .card-text {
            color: var(--c-text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }
        .icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background-color: var(--c-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 24px;
            color: var(--c-primary);
        }
        .text-danger-custom {
            color: var(--c-danger);
        }
        .bg-danger-custom {
            background-color: var(--c-danger-bg);
        }
        .border-danger {
            border-color: var(--c-danger);
        }
        /* Timeline */
        .timeline {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
            padding-left: 30px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 14px;
            top: 0;
            bottom: 0;
            width: 2px;
            background-color: var(--c-border-accent);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 32px;
            padding-left: 20px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -30px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background-color: var(--c-accent);
            border: 3px solid var(--c-white);
            box-shadow: 0 0 0 2px var(--c-border-accent);
        }
        .timeline-title {
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 6px;
        }
        .timeline-text {
            color: var(--c-text-secondary);
        }
        /* Risk badges */
        .risk-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            background-color: var(--c-danger-bg);
            color: var(--c-danger);
            border: 1px solid rgba(180,85,61,0.3);
        }
        /* Table */
        .table-custom {
            background-color: var(--c-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .table-custom table {
            width: 100%;
            border-collapse: collapse;
        }
        .table-custom th, .table-custom td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--c-border);
            text-align: left;
            font-size: 14px;
        }
        .table-custom th {
            background-color: var(--c-primary);
            color: var(--c-accent);
            font-weight: 600;
            white-space: nowrap;
        }
        .table-custom tr:last-child td {
            border-bottom: none;
        }
        /* Image block */
        .img-rounded {
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
        }
        /* Footer */
        .site-footer {
            background-color: var(--c-primary);
            color: rgba(255,255,255,0.8);
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo-text {
            color: var(--c-white);
            font-size: 22px;
            display: block;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255,255,255,0.7);
        }
        .footer-col h4 {
            color: var(--c-accent);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            font-family: var(--font-serif);
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            color: rgba(255,255,255,0.7);
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--c-accent);
        }
        .footer-contact p {
            font-size: 14px;
            margin-bottom: 8px;
            color: rgba(255,255,255,0.7);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            margin-bottom: 5px;
        }
        .footer-bottom .domain {
            color: rgba(255,255,255,0.5);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            :root { --section-pad: 48px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
        }
        @media (max-width: 768px) {
            :root { --section-pad: 40px; }
            .top-bar { flex-direction: column; align-items: stretch; }
            .top-bar-right { justify-content: center; }
            .main-nav { flex-wrap: wrap; }
            .hamburger { display: flex; }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: var(--c-primary-light);
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                padding: 12px 0;
                gap: 0;
            }
            .nav-list.active { display: flex; }
            .nav-list a {
                padding: 12px 20px;
                border-radius: 0;
                width: 100%;
            }
            .nav-list a.active::after { display: none; }
            .section-title { font-size: 26px; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
        }
        @media (max-width: 520px) {
            :root { --section-pad: 32px; }
            .logo-text { font-size: 18px; }
            .btn-consult { padding: 6px 16px; font-size: 13px; }
            .section-title { font-size: 24px; }
        }
        /* Page-specific styles */
        .page-head {
            background-color: var(--c-primary);
            color: rgba(255,255,255,0.9);
            padding: 56px 0 40px;
        }
        .page-head .breadcrumb {
            font-size: 14px;
            color: rgba(255,255,255,0.6);
            margin-bottom: 20px;
        }
        .page-head .breadcrumb a { color: rgba(255,255,255,0.6); }
        .page-head .breadcrumb a:hover { color: var(--c-accent); }
        .page-head h1 {
            font-family: var(--font-serif);
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .page-head .lead {
            font-size: 18px;
            line-height: 1.8;
            color: rgba(255,255,255,0.85);
            max-width: 800px;
        }
        .icon-card {
            text-align: center;
            padding: 24px;
        }
        .icon-card .icon-circle {
            margin: 0 auto 16px;
        }
        .risk-list {
            list-style: none;
            padding: 0;
        }
        .risk-list li {
            padding: 12px 0;
            border-bottom: 1px dashed var(--c-border);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
        }
        .risk-list li:last-child { border-bottom: none; }
        .risk-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--c-danger);
            margin-top: 7px;
            flex-shrink: 0;
        }
        .partner-logos {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .partner-logo {
            background-color: var(--c-white);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 20px 30px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            min-width: 150px;
        }
        .partner-logo .logo-placeholder {
            font-size: 18px;
            font-weight: 700;
            color: var(--c-text-secondary);
            letter-spacing: 2px;
        }
        .partner-logo .logo-sub {
            font-size: 12px;
            color: var(--c-text-muted);
            margin-top: 4px;
        }
        .cta-banner {
            background-color: var(--c-primary);
            border-radius: var(--radius-lg);
            padding: 40px 30px;
            box-shadow: var(--shadow-lg);
            text-align: center;
            color: #fff;
        }
        .cta-banner h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            margin-bottom: 12px;
        }
        .cta-banner p {
            color: rgba(255,255,255,0.8);
            margin-bottom: 24px;
        }

/* roulang page: category3 */
:root {
            --c-primary: #1C2B2E;
            --c-primary-light: #2A3D41;
            --c-accent: #C6A15B;
            --c-accent-light: #E8D5AE;
            --c-danger: #B4553D;
            --c-danger-bg: #FBEFEA;
            --c-bg: #F6F2E9;
            --c-bg-alt: #E8EDEA;
            --c-white: #FFFFFF;
            --c-text: #182326;
            --c-text-secondary: #5C696B;
            --c-text-muted: #8A9496;
            --c-border: #E3DDD0;
            --c-border-accent: #C6A15B;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(28,43,46,0.05);
            --shadow-md: 0 6px 18px rgba(28,43,46,0.06);
            --shadow-lg: 0 12px 32px rgba(28,43,46,0.10);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', '思源宋体', serif;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container-max: 1200px;
            --section-pad: 64px;
            --transition: 0.25s ease;
        }

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

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

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

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

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

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

        ul,
        ol {
            list-style: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            outline: none;
        }

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

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

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

        .section-alt {
            background-color: var(--c-white);
        }

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

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 12px;
            text-align: center;
            font-family: var(--font-serif);
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--c-text-secondary);
            text-align: center;
            max-width: 720px;
            margin: 0 auto 36px auto;
            line-height: 1.75;
        }

        .section-divider {
            width: 60px;
            height: 3px;
            background-color: var(--c-accent);
            border-radius: 2px;
            margin: 16px auto 24px auto;
        }

        /* Header */
        .site-header {
            background-color: var(--c-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0,0,0,0.15);
        }

        .top-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }

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

        .logo-mark {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--c-accent), #A8844A);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 800;
            font-size: 18px;
            color: var(--c-primary);
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--c-white);
            letter-spacing: 1px;
            line-height: 1.3;
            white-space: nowrap;
        }

        .top-bar-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .hotline {
            color: rgba(255,255,255,0.85);
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .btn-consult {
            background-color: var(--c-accent);
            color: var(--c-primary);
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            white-space: nowrap;
            display: inline-block;
        }

        .btn-consult:hover {
            background-color: var(--c-accent-light);
            color: var(--c-primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(198,161,91,0.35);
        }

        .btn-consult:active {
            transform: translateY(0);
        }

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

        /* Navigation */
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
        }

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

        .hamburger span {
            width: 24px;
            height: 2px;
            background-color: var(--c-white);
            border-radius: 1px;
            transition: all var(--transition);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
        }

        .nav-list a {
            color: rgba(255,255,255,0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            letter-spacing: 0.5px;
            position: relative;
            white-space: nowrap;
            display: inline-block;
        }

        .nav-list a:hover {
            color: var(--c-accent);
            background-color: rgba(198,161,91,0.08);
        }

        .nav-list a.active {
            color: var(--c-accent);
        }

        .nav-list a.active::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 2px;
            background-color: var(--c-accent);
            border-radius: 1px;
        }

        /* Breadcrumb */
        .breadcrumb-section {
            background-color: var(--c-bg-alt);
            padding: 18px 0;
            border-bottom: 1px solid var(--c-border);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--c-text-muted);
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
            background: transparent;
        }

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

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

        .breadcrumb .sep {
            color: var(--c-border);
        }

        .breadcrumb .current {
            color: var(--c-primary);
            font-weight: 600;
        }

        /* Category Header */
        .category-header {
            background-color: var(--c-primary);
            padding: 56px 0 48px;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .category-header .container {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .category-header-copy {
            flex: 1;
            min-width: 300px;
        }

        .category-header h1 {
            font-family: var(--font-serif);
            font-size: 34px;
            font-weight: 700;
            color: var(--c-white);
            margin-bottom: 14px;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }

        .category-header p {
            color: rgba(255,255,255,0.78);
            font-size: 16px;
            line-height: 1.75;
            max-width: 680px;
            margin: 0;
        }

        .category-header-img {
            flex: 0 0 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(198,161,91,0.3);
            box-shadow: var(--shadow-lg);
        }

        .category-header-img img {
            width: 100%;
            height: 190px;
            object-fit: cover;
        }

        /* Article List */
        .edu-list-section {
            background-color: var(--c-white);
        }

        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 36px;
        }

        .edu-card {
            background-color: var(--c-white);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            box-shadow: var(--shadow-md);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .edu-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background-color: var(--c-accent);
            opacity: 0;
            transition: opacity var(--transition);
            border-radius: 4px 0 0 4px;
        }

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

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

        .edu-card-link {
            display: block;
            color: inherit;
        }

        .edu-card-link:hover {
            color: inherit;
        }

        .edu-card-cat {
            display: inline-block;
            background-color: var(--c-bg-alt);
            color: var(--c-text-secondary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .edu-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 10px;
            line-height: 1.45;
            transition: color var(--transition);
        }

        .edu-card:hover h3 {
            color: var(--c-accent);
        }

        .edu-card p {
            font-size: 14px;
            color: var(--c-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .edu-card time {
            font-size: 13px;
            color: var(--c-text-muted);
        }

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

        /* Learning Path */
        .path-section {
            background-color: var(--c-bg-alt);
        }

        .path-steps {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 36px;
            position: relative;
        }

        .path-step {
            background-color: var(--c-white);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--c-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
        }

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

        .path-step-num {
            width: 52px;
            height: 52px;
            background: var(--c-accent);
            color: var(--c-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 800;
            margin: 0 auto 16px auto;
            box-shadow: 0 4px 14px rgba(198,161,91,0.4);
        }

        .path-step h3 {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 8px;
        }

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

        /* Common Mistakes */
        .mistake-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 36px;
        }

        .mistake-card {
            background-color: var(--c-white);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border-top: 3px solid var(--c-danger);
        }

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

        .mistake-icon {
            font-size: 26px;
            color: var(--c-danger);
            margin-bottom: 12px;
            display: block;
        }

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

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

        /* Risk Assessment */
        .risk-assessment {
            background-color: var(--c-white);
        }

        .risk-assessment-inner {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
            background-color: var(--c-bg);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--c-border);
        }

        .risk-assessment-copy {
            flex: 1;
            min-width: 280px;
        }

        .risk-assessment-copy h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--c-text);
            margin-bottom: 12px;
        }

        .risk-assessment-copy p {
            font-size: 15px;
            color: var(--c-text-secondary);
            line-height: 1.75;
            margin-bottom: 20px;
        }

        .btn-primary {
            background-color: var(--c-primary);
            color: var(--c-accent);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            display: inline-block;
        }

        .btn-primary:hover {
            background-color: var(--c-accent);
            color: var(--c-primary);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(198,161,91,0.4);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

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

        /* Terminology */
        .terms-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
            margin-top: 36px;
        }

        .term-item {
            background-color: var(--c-white);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

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

        .term-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--c-accent);
            margin-bottom: 8px;
            font-family: var(--font-sans);
        }

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

        /* FAQ */
        .faq-section {
            background-color: var(--c-white);
        }

        .faq-list {
            max-width: 800px;
            margin: 36px auto 0 auto;
        }

        .faq-item {
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all var(--transition);
            background-color: var(--c-white);
        }

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--c-text);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            background: none;
            border: none;
            font-family: var(--font-sans);
            transition: color var(--transition);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: var(--c-bg-alt);
            color: var(--c-text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            transition: all var(--transition);
        }

        .faq-item.active .faq-question .faq-icon {
            background-color: var(--c-accent);
            color: var(--c-primary);
            transform: rotate(45deg);
        }

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

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

        .faq-answer-inner {
            padding: 0 22px 20px 22px;
            font-size: 14px;
            color: var(--c-text-secondary);
            line-height: 1.75;
        }

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

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-copy h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--c-white);
            margin-bottom: 8px;
        }

        .cta-copy p {
            color: rgba(255,255,255,0.75);
            font-size: 15px;
            margin: 0;
        }

        .btn-accent {
            background-color: var(--c-accent);
            color: var(--c-primary);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            display: inline-block;
            white-space: nowrap;
        }

        .btn-accent:hover {
            background-color: var(--c-accent-light);
            color: var(--c-primary);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(198,161,91,0.4);
        }

        .btn-accent:active {
            transform: translateY(0);
        }

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

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

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

        .footer-brand .logo-text {
            display: block;
            margin-bottom: 12px;
        }

        .footer-brand p {
            color: rgba(255,255,255,0.65);
            font-size: 14px;
            line-height: 1.7;
            margin: 0;
        }

        .footer-col h4 {
            color: var(--c-accent);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

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

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

        .footer-col ul a {
            color: rgba(255,255,255,0.65);
            font-size: 14px;
            transition: color var(--transition);
        }

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

        .footer-contact p {
            color: rgba(255,255,255,0.65);
            font-size: 14px;
            margin-bottom: 6px;
        }

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

        .footer-bottom p {
            color: rgba(255,255,255,0.5);
            font-size: 13px;
            margin-bottom: 4px;
            line-height: 1.6;
        }

        .footer-bottom .domain {
            color: rgba(255,255,255,0.4);
            font-size: 12px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .mistake-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .path-steps {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-header .container {
                gap: 24px;
            }
            .category-header-img {
                flex: 0 0 240px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-pad: 48px;
            }
            .top-bar {
                flex-wrap: wrap;
                gap: 12px;
            }
            .top-bar-right {
                gap: 10px;
            }
            .logo-text {
                font-size: 17px;
                white-space: normal;
            }
            .hotline {
                font-size: 13px;
            }
            .main-nav {
                flex-wrap: wrap;
                position: relative;
            }
            .hamburger {
                display: flex;
            }
            .nav-list {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 12px 0;
                margin: 0;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a {
                padding: 10px 16px;
                display: block;
                white-space: normal;
            }
            .nav-list a.active::after {
                display: none;
            }
            .category-header {
                padding: 40px 0 36px;
            }
            .category-header .container {
                flex-direction: column;
                align-items: flex-start;
            }
            .category-header h1 {
                font-size: 27px;
            }
            .category-header-img {
                flex: 1 1 auto;
                width: 100%;
            }
            .category-header-img img {
                height: 160px;
            }
            .article-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .mistake-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .path-steps {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .terms-list {
                grid-template-columns: 1fr;
            }
            .risk-assessment-inner {
                padding: 28px 22px;
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-title {
                font-size: 24px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-pad: 40px;
            }
            .logo-text {
                font-size: 15px;
                letter-spacing: 0.3px;
            }
            .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
            .hotline {
                font-size: 12px;
            }
            .btn-consult {
                padding: 7px 14px;
                font-size: 13px;
            }
            .category-header h1 {
                font-size: 23px;
            }
            .section-title {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .edu-card {
                padding: 18px 16px;
            }
            .path-step {
                padding: 24px 18px;
            }
            .faq-question {
                padding: 15px 16px;
                font-size: 15px;
            }
            .faq-answer-inner {
                padding: 0 16px 16px 16px;
            }
        }