/* roulang page: index */
:root {
            --color-primary: #123B2F;
            --color-primary-hover: #1A4A3C;
            --color-accent: #C89B5A;
            --color-bg: #FAF8F4;
            --color-bg-alt: #F0EDE6;
            --color-bg-dark: #123B2F;
            --color-text: #1A1A1A;
            --color-text-secondary: #5A5A5A;
            --color-border: #E5E0D6;
            --color-warning: #B85C50;
            --color-success: #2E7D5B;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-input: 8px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(18, 59, 47, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(18, 59, 47, 0.12);
            --shadow-focus: 0 0 0 3px rgba(200, 155, 90, 0.35);
            --container-max: 1200px;
            --container-pad: 24px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --card-gap: 24px;
            --card-gap-mobile: 16px;
            --transition: 0.2s ease;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.8;
            font-weight: 400;
            color: var(--color-text);
            background-color: var(--color-bg);
        }

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

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

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

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

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

        /* 导航栏 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(250, 248, 244, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 72px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .logo span {
            color: var(--color-accent);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .nav-list a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
        }

        .nav-list a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width var(--transition);
        }

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

        .nav-list a:hover::after,
        .nav-list a.active::after {
            width: 100%;
        }

        .nav-cta {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: #D4AD6E;
            color: var(--color-primary);
        }

        .nav-cta:active {
            transform: translateY(2px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

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

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

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

        .mobile-nav {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-primary);
            z-index: 999;
            padding: 32px 24px;
            overflow-y: auto;
        }

        .mobile-nav.open {
            display: block;
        }

        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .mobile-nav a {
            display: block;
            color: #fff;
            font-size: 1.15rem;
            font-weight: 500;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            transition: color var(--transition);
        }

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

        .mobile-nav .nav-cta {
            margin-top: 24px;
            display: block;
            text-align: center;
            font-size: 1.05rem;
            padding: 14px 20px;
        }

        /* 通用按钮 */
        .btn {
            display: inline-block;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
            text-align: center;
            line-height: 1.5;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #FAF8F4;
        }

        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #FAF8F4;
        }

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

        .btn-outline:hover {
            background: rgba(18, 59, 47, 0.1);
            color: var(--color-primary);
        }

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

        .btn-accent:hover {
            background: #D4AD6E;
            color: var(--color-primary);
        }

        .btn:active {
            transform: translateY(2px);
        }

        .btn:focus-visible,
        .nav-cta:focus-visible,
        .nav-toggle:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: none;
            box-shadow: var(--shadow-focus);
        }

        /* Section 通用 */
        section {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }

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

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

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

        .section-heading h2 {
            font-size: 1.75rem;
            font-weight: 650;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }

        .section-heading p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            max-width: 640px;
            margin: 0 auto;
        }

        .section-heading.dark h2 {
            color: #FAF8F4;
        }

        .section-heading.dark p {
            color: rgba(250, 248, 244, 0.75);
        }

        /* 数据信任条 */
        .trust-bar {
            background: var(--color-bg-alt);
            border-bottom: 1px solid var(--color-border);
            padding: 20px 0;
        }

        .trust-bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .trust-item {
            display: flex;
            align-items: baseline;
            gap: 6px;
            white-space: nowrap;
        }

        .trust-number {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.02em;
        }

        .trust-label {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }

        /* Hero */
        .hero {
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 45%;
            height: 100%;
            background: radial-gradient(ellipse at top right, rgba(200, 155, 90, 0.12), transparent 70%);
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-accent);
            opacity: 0.5;
        }

        .hero-container {
            display: flex;
            align-items: center;
            gap: 48px;
            position: relative;
            z-index: 1;
        }

        .hero-content {
            flex: 1;
        }

        .hero-content h1 {
            font-size: 2.5rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: #FAF8F4;
            line-height: 1.3;
            margin-bottom: 20px;
        }

        .hero-content .hero-sub {
            font-size: 1.1rem;
            color: rgba(250, 248, 244, 0.82);
            max-width: 520px;
            margin-bottom: 32px;
            line-height: 1.75;
        }

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

        .hero-actions .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 1rem;
            padding: 14px 32px;
        }

        .hero-actions .btn-primary:hover {
            background: #D4AD6E;
        }

        .hero-actions .btn-outline {
            border-color: rgba(250, 248, 244, 0.5);
            color: #FAF8F4;
            font-size: 1rem;
            padding: 14px 32px;
        }

        .hero-actions .btn-outline:hover {
            background: rgba(250, 248, 244, 0.1);
            border-color: #FAF8F4;
            color: #FAF8F4;
        }

        .hero-visual {
            flex: 1;
            max-width: 520px;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
            background: var(--color-bg-alt);
        }

        .hero-visual img {
            width: 100%;
            height: 420px;
            object-fit: cover;
        }

        /* 分类入口 */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .category-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
            position: relative;
        }

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

        .category-card h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--color-primary);
        }

        .category-card p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        .category-arrow {
            font-size: 1.3rem;
            color: var(--color-accent);
            align-self: flex-start;
            transition: transform var(--transition);
        }

        .category-card:hover .category-arrow {
            transform: translateX(6px);
        }

        /* 流程步骤 */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .steps-grid::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 12.5%;
            right: 12.5%;
            height: 2px;
            background: var(--color-accent);
            opacity: 0.6;
            z-index: 0;
        }

        .step-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 20px;
            box-shadow: var(--shadow-card);
            position: relative;
            z-index: 1;
            text-align: center;
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #FAF8F4;
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .step-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* 方案卡片 */
        .plan-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .plan-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .plan-header {
            background: var(--color-primary);
            color: #FAF8F4;
            padding: 24px 28px;
            position: relative;
        }

        .plan-header::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--color-accent);
        }

        .plan-header h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .plan-header .plan-tag {
            font-size: 0.8rem;
            color: rgba(250, 248, 244, 0.75);
        }

        .plan-body {
            padding: 24px 28px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .plan-amount {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: -0.01em;
        }

        .plan-detail {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .plan-detail li {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            padding-left: 20px;
            position: relative;
        }

        .plan-detail li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            opacity: 0.7;
        }

        .plan-card .btn {
            margin-top: 16px;
        }

        /* 风控安全 */
        .risk-safety {
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .risk-safety::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background: radial-gradient(ellipse at top right, rgba(200, 155, 90, 0.1), transparent 65%);
            pointer-events: none;
        }

        .risk-safety .container {
            display: flex;
            gap: 56px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .risk-safety-left {
            flex: 1;
        }

        .risk-safety-left h2 {
            font-size: 1.75rem;
            font-weight: 650;
            color: #FAF8F4;
            margin-bottom: 28px;
        }

        .risk-safety-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-bottom: 20px;
        }

        .risk-safety-item h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-accent);
        }

        .risk-safety-item p {
            font-size: 0.9rem;
            color: rgba(250, 248, 244, 0.75);
            line-height: 1.7;
        }

        .risk-safety-right {
            flex: 0 0 320px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .safety-badge {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            text-align: center;
        }

        .safety-badge .badge-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            border: 2px solid var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--color-accent);
            background: rgba(200, 155, 90, 0.1);
        }

        .safety-badge span {
            font-size: 0.75rem;
            color: rgba(250, 248, 244, 0.7);
            white-space: nowrap;
        }

        /* 入金出金 */
        .fund-flow {
            display: flex;
            gap: 48px;
            align-items: center;
        }

        .fund-flow-visual {
            flex: 1;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .fund-flow-visual img {
            width: 100%;
            height: 360px;
            object-fit: cover;
        }

        .fund-flow-content {
            flex: 1;
        }

        .fund-flow-content h2 {
            font-size: 1.75rem;
            font-weight: 650;
            color: var(--color-primary);
            margin-bottom: 24px;
        }

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

        .fund-flow-step {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .fund-flow-step .step-dot {
            flex-shrink: 0;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-accent);
            margin-top: 8px;
        }

        .fund-flow-step h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .fund-flow-step p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* 成本费用 */
        .cost-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 40px 36px;
            max-width: 900px;
            margin: 0 auto;
        }

        .cost-row {
            display: flex;
            justify-content: space-between;
            align-items: baseline;
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border);
        }

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

        .cost-label {
            font-size: 1rem;
            color: var(--color-text);
            font-weight: 500;
        }

        .cost-value {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: -0.01em;
        }

        .cost-note {
            margin-top: 20px;
            padding: 16px 20px;
            background: var(--color-bg-alt);
            border-left: 3px solid var(--color-accent);
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
        }

        /* 资讯卡片 */
        .info-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .info-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .info-card-link {
            display: block;
        }

        .card-cover {
            aspect-ratio: 16 / 9;
            background: var(--color-bg-alt);
            overflow: hidden;
        }

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

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

        .card-badge {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 500;
            color: var(--color-primary);
            background: rgba(18, 59, 47, 0.08);
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            margin-bottom: 10px;
        }

        .card-title {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.5;
            margin-bottom: 8px;
            transition: color var(--transition);
        }

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

        .card-summary {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .card-meta {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .card-meta .dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: var(--color-border);
        }

        .empty-state {
            text-align: center;
            padding: 48px 20px;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px dashed var(--color-border);
        }

        /* 新手开户指南 */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .guide-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .guide-card .card-cover {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-bg-alt);
        }

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

        .guide-card-body {
            padding: 24px 24px 28px;
        }

        .guide-step-badge {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent);
            background: rgba(200, 155, 90, 0.12);
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            margin-bottom: 10px;
            letter-spacing: 1px;
        }

        .guide-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .guide-card p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

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

        .faq-item {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            overflow: hidden;
            transition: border-color var(--transition);
        }

        .faq-item.open {
            border-color: var(--color-primary);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            background: transparent;
            width: 100%;
            text-align: left;
            transition: background var(--transition);
        }

        .faq-question:hover {
            background: rgba(18, 59, 47, 0.03);
        }

        .faq-toggle {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--color-primary);
            transition: transform var(--transition), background var(--transition);
        }

        .faq-item.open .faq-toggle {
            background: var(--color-primary);
            color: #FAF8F4;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* 风险提示 */
        .risk-alert {
            background: #fff8f6;
            border: 1px solid rgba(184, 92, 80, 0.25);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            max-width: 900px;
            margin: 0 auto;
        }

        .risk-alert-badge {
            display: inline-block;
            background: var(--color-warning);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: var(--radius-badge);
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        .risk-alert p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }

        /* 表单 */
        .form-section {
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .form-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 60%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(200, 155, 90, 0.08), transparent 65%);
            pointer-events: none;
        }

        .form-container {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 48px;
            align-items: center;
        }

        .form-visual {
            flex: 1;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
        }

        .form-visual img {
            width: 100%;
            height: 460px;
            object-fit: cover;
        }

        .form-card {
            flex: 1;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 40px 36px;
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
        }

        .form-card h2 {
            font-size: 1.5rem;
            font-weight: 650;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .form-card .form-sub {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            font-size: 0.95rem;
            color: var(--color-text);
            background: #fff;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(200, 155, 90, 0.25);
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: #aaa;
        }

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

        .form-submit {
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            width: 100%;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }

        .form-submit:hover {
            background: #D4AD6E;
        }

        .form-submit:active {
            transform: translateY(2px);
        }

        .form-submit:focus-visible {
            box-shadow: var(--shadow-focus);
        }

        /* 用户评价 */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .review-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .review-stars {
            font-size: 1.1rem;
            color: var(--color-accent);
            letter-spacing: 3px;
        }

        .review-text {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        .review-author {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-primary);
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-primary);
            color: #FAF8F4;
            padding-top: 64px;
            padding-bottom: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand .footer-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FAF8F4;
            margin-bottom: 16px;
        }

        .footer-brand .footer-logo span {
            color: var(--color-accent);
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(250, 248, 244, 0.7);
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #FAF8F4;
            margin-bottom: 16px;
        }

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

        .footer-col a {
            font-size: 0.85rem;
            color: rgba(250, 248, 244, 0.7);
            transition: color var(--transition);
        }

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

        .footer-col p {
            font-size: 0.85rem;
            color: rgba(250, 248, 244, 0.7);
            line-height: 1.7;
        }

        .footer-bottom {
            border-top: 1px solid rgba(250, 248, 244, 0.15);
            padding: 20px 0;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 0.8rem;
            color: rgba(250, 248, 244, 0.55);
        }

        /* 响应式 */
        @media (max-width: 1199px) {
            :root {
                --container-max: 960px;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .steps-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 16px;
            }
            .plan-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .risk-safety-right {
                flex: 0 0 280px;
            }
        }

        @media (max-width: 991px) {
            :root {
                --container-max: 720px;
                --section-pad-desktop: 72px;
            }
            .nav-list {
                display: none;
            }
            .nav-cta-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .hero-container {
                flex-direction: column;
                gap: 32px;
            }
            .hero-visual {
                max-width: 100%;
                order: -1;
            }
            .hero-visual img {
                height: 280px;
            }
            .category-grid,
            .plan-grid,
            .info-grid,
            .guide-grid,
            .review-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--card-gap-mobile);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .steps-grid::before {
                display: none;
            }
            .risk-safety .container {
                flex-direction: column;
                gap: 40px;
            }
            .risk-safety-right {
                flex: 1;
                width: 100%;
                grid-template-columns: repeat(6, 1fr);
                gap: 12px;
            }
            .fund-flow {
                flex-direction: column;
                gap: 32px;
            }
            .fund-flow-visual img {
                height: 240px;
            }
            .form-container {
                flex-direction: column;
                gap: 32px;
            }
            .form-visual img {
                height: 240px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .trust-bar-inner {
                justify-content: center;
                gap: 24px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --container-pad: 16px;
                --section-pad-desktop: 48px;
                --card-gap: 16px;
            }
            section {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }
            .nav-container {
                height: 60px;
            }
            .logo {
                font-size: 1.1rem;
            }
            .mobile-nav {
                top: 60px;
            }
            .hero {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .hero-content h1 {
                font-size: 1.7rem;
                line-height: 1.4;
            }
            .hero-content .hero-sub {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
                gap: 12px;
            }
            .hero-actions .btn {
                width: 100%;
                text-align: center;
            }
            .category-grid,
            .plan-grid,
            .info-grid,
            .guide-grid,
            .review-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .section-heading {
                margin-bottom: 32px;
            }
            .section-heading h2 {
                font-size: 1.4rem;
            }
            .risk-safety-right {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
            .safety-badge .badge-icon {
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
            }
            .cost-card {
                padding: 24px 20px;
            }
            .cost-value {
                font-size: 1.1rem;
            }
            .form-card {
                padding: 24px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                padding-bottom: 32px;
            }
            .site-footer {
                padding-top: 40px;
            }
            .trust-bar-inner {
                flex-direction: column;
                align-items: center;
                gap: 8px;
            }
            .trust-number {
                font-size: 1.3rem;
            }
            .trust-label {
                font-size: 0.78rem;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
            .risk-alert {
                padding: 20px 16px;
            }
        }

        @media (max-width: 520px) {
            .risk-safety-right {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .fund-flow-visual img {
                height: 180px;
            }
            .form-visual img {
                height: 180px;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #123B2F;
            --color-primary-hover: #1A4A3C;
            --color-accent: #C89B5A;
            --color-bg: #FAF8F4;
            --color-bg-alt: #F0EDE6;
            --color-bg-dark: #123B2F;
            --color-text: #1A1A1A;
            --color-text-secondary: #5A5A5A;
            --color-border: #E5E0D6;
            --color-warning: #B85C50;
            --color-success: #2E7D5B;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-input: 8px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(18, 59, 47, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(18, 59, 47, 0.12);
            --shadow-focus: 0 0 0 3px rgba(200, 155, 90, 0.35);
            --container-max: 1200px;
            --container-pad: 24px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --card-gap: 24px;
            --card-gap-mobile: 16px;
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.8;
            font-weight: 400;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

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

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

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

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

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

        /* ===== 导航栏 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(250, 248, 244, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 72px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .logo span {
            color: var(--color-accent);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-list a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
        }

        .nav-list a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width var(--transition);
        }

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

        .nav-list a:hover::after,
        .nav-list a.active::after {
            width: 100%;
        }

        .nav-cta {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: #D4AD6E;
            color: var(--color-primary);
        }

        .nav-cta:active {
            transform: translateY(2px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

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

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

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

        .mobile-nav {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-primary);
            z-index: 999;
            padding: 32px 24px;
            overflow-y: auto;
        }

        .mobile-nav.open {
            display: block;
        }

        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 20px;
            padding: 0;
            margin: 0;
        }

        .mobile-nav a {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 500;
            display: block;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

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

        .mobile-cta {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary) !important;
            font-weight: 600;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            text-align: center;
            margin-top: 12px;
            border-bottom: none !important;
        }

        /* ===== 文章 Hero 区 ===== */
        .article-hero {
            background: var(--color-bg-dark);
            padding: 72px 0 56px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 90px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
        }

        .article-hero h1 {
            color: #fff;
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 700;
            line-height: 1.4;
            letter-spacing: -0.01em;
            margin: 0 auto;
            max-width: 860px;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            background: var(--color-bg-alt);
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
        }

        .breadcrumb-bar a {
            color: var(--color-primary);
            font-weight: 500;
        }

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

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

        .breadcrumb-bar .current {
            color: var(--color-primary);
            font-weight: 600;
            max-width: 400px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* ===== 元信息条 ===== */
        .article-meta-bar {
            padding: 24px 0 0;
        }

        .meta-items {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            justify-content: center;
        }

        .meta-items .dot {
            color: var(--color-border);
            user-select: none;
        }

        .meta-items .badge-category {
            display: inline-block;
            background: rgba(18, 59, 47, 0.08);
            color: var(--color-primary);
            font-weight: 600;
            padding: 3px 12px;
            border-radius: var(--radius-badge);
            font-size: 0.8rem;
        }

        /* ===== 正文阅读区 ===== */
        .article-content-area {
            padding: 40px 0 56px;
            background: var(--color-bg);
        }

        .article-content-area .container {
            max-width: 820px;
        }

        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--color-text);
        }

        .article-body h2 {
            font-size: 1.6rem;
            font-weight: 650;
            color: var(--color-primary);
            margin: 2em 0 0.8em;
            padding-top: 0.5em;
            border-top: 1px solid var(--color-border);
        }

        .article-body h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--color-primary);
            margin: 1.8em 0 0.7em;
        }

        .article-body p {
            margin-bottom: 1.5em;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 1.5em 1.5em;
            padding-left: 0.5em;
        }

        .article-body li {
            margin-bottom: 0.5em;
        }

        .article-body blockquote {
            margin: 1.5em 0;
            padding: 16px 24px;
            background: var(--color-bg-alt);
            border-left: 4px solid var(--color-accent);
            border-radius: var(--radius-btn);
            color: var(--color-text-secondary);
        }

        .article-body blockquote p {
            margin-bottom: 0;
        }

        .article-body img {
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            margin: 1.5em 0;
        }

        .article-body .risk-alert {
            background: rgba(184, 92, 80, 0.06);
            border: 1px solid rgba(184, 92, 80, 0.2);
            border-radius: var(--radius-btn);
            padding: 16px 20px;
            margin: 1.5em 0;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .article-body .risk-alert .risk-badge {
            display: inline-block;
            background: var(--color-warning);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: var(--radius-badge);
            white-space: nowrap;
            flex-shrink: 0;
            margin-top: 4px;
        }

        .article-body .risk-alert p {
            margin-bottom: 0;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
        }

        .article-empty {
            text-align: center;
            padding: 80px 0;
            color: var(--color-text-secondary);
        }

        .article-empty p {
            font-size: 1.2rem;
            margin-bottom: 24px;
        }

        .article-empty .btn {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), transform var(--transition);
        }

        .article-empty .btn:hover {
            background: var(--color-primary-hover);
        }

        .article-empty .btn:active {
            transform: translateY(2px);
        }

        /* ===== 底部标签 ===== */
        .article-tags-section {
            padding: 0 0 32px;
            background: var(--color-bg);
        }

        .article-tags-section .container {
            max-width: 820px;
        }

        .article-tags {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 20px 0;
            border-top: 1px solid var(--color-border);
        }

        .tag-label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
        }

        .tag-item {
            display: inline-block;
            background: var(--color-bg-alt);
            color: var(--color-text-secondary);
            font-size: 0.8rem;
            padding: 4px 14px;
            border-radius: 20px;
            border: 1px solid var(--color-border);
            transition: background var(--transition), color var(--transition), border-color var(--transition);
        }

        .tag-item:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            background: var(--color-bg-alt);
            padding: 56px 0 64px;
        }

        .related-section h2 {
            font-size: 1.75rem;
            font-weight: 650;
            color: var(--color-primary);
            text-align: center;
            margin-bottom: 36px;
            letter-spacing: -0.01em;
        }

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

        .related-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .related-card a {
            display: block;
            padding: 0;
        }

        .related-thumb {
            display: block;
            width: 100%;
            aspect-ratio: 16 / 9;
            background: #E5E0D6;
            overflow: hidden;
        }

        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

        .related-card-body {
            padding: 20px 20px 24px;
        }

        .related-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            margin: 0 0 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 3em;
        }

        .related-card time {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }

        /* ===== 上一篇/下一篇 ===== */
        .prev-next-nav {
            background: var(--color-bg);
            padding: 40px 0;
            border-top: 1px solid var(--color-border);
        }

        .prev-next-nav .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--card-gap);
        }

        .prev-link,
        .next-link {
            display: flex;
            flex-direction: column;
            gap: 6px;
            padding: 18px 24px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .prev-link span,
        .next-link span {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.04em;
        }

        .prev-link strong,
        .next-link strong {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .next-link {
            text-align: right;
            align-items: flex-end;
        }

        /* ===== CTA 小条 ===== */
        .article-cta {
            background: var(--color-primary);
            padding: 48px 0;
            text-align: center;
        }

        .article-cta p {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 24px;
            font-weight: 500;
        }

        .article-cta .btn-cta {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 12px 36px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), transform var(--transition);
        }

        .article-cta .btn-cta:hover {
            background: #D4AD6E;
        }

        .article-cta .btn-cta:active {
            transform: translateY(2px);
        }

        /* ===== 返回入口 ===== */
        .back-entry {
            background: var(--color-bg);
            padding: 24px 0 48px;
            text-align: center;
        }

        .back-entry a {
            display: inline-block;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-primary);
            padding: 8px 20px;
            border: 1px solid var(--color-primary);
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), border-color var(--transition);
        }

        .back-entry a:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.82);
            padding: 56px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }

        .footer-logo span {
            color: var(--color-accent);
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            transition: color var(--transition);
        }

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

        .footer-col p {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
        }

        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            text-align: center;
        }

        .footer-bottom p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            margin: 0;
        }

        /* ===== 按钮通用 ===== */
        .btn-primary-custom {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), transform var(--transition);
            border: none;
        }

        .btn-primary-custom:hover {
            background: var(--color-primary-hover);
            color: #fff;
        }

        .btn-primary-custom:active {
            transform: translateY(2px);
        }

        .btn-secondary-custom {
            display: inline-block;
            background: transparent;
            color: var(--color-primary);
            font-weight: 600;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-primary);
            transition: background var(--transition), color var(--transition), transform var(--transition);
        }

        .btn-secondary-custom:hover {
            background: rgba(18, 59, 47, 0.08);
            color: var(--color-primary);
        }

        .btn-secondary-custom:active {
            transform: translateY(2px);
        }

        .btn-accent-custom {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), transform var(--transition);
            border: none;
        }

        .btn-accent-custom:hover {
            background: #D4AD6E;
            color: var(--color-primary);
        }

        .btn-accent-custom:active {
            transform: translateY(2px);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199px) {
            .container {
                max-width: 960px;
            }

            .footer-grid {
                gap: 24px;
            }

            .nav-list {
                gap: 18px;
            }

            .nav-list a {
                font-size: 0.85rem;
            }
        }

        @media (max-width: 991px) {
            .nav-list {
                gap: 14px;
            }

            .nav-list a {
                font-size: 0.8rem;
            }

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

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

            .article-hero {
                padding: 56px 0 48px;
            }
        }

        @media (max-width: 767px) {
            .nav-container {
                height: 64px;
            }

            .logo {
                font-size: 1.1rem;
            }

            .nav-list {
                display: none;
            }

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

            .nav-toggle {
                display: flex;
            }

            .article-hero {
                padding: 48px 0 40px;
            }

            .article-hero h1 {
                font-size: 1.5rem;
                line-height: 1.5;
            }

            .breadcrumb-bar .container {
                font-size: 0.8rem;
            }

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

            .meta-items {
                justify-content: flex-start;
                font-size: 0.8rem;
                gap: 6px;
            }

            .article-content-area {
                padding: 28px 0 40px;
            }

            .article-body {
                font-size: 0.95rem;
                line-height: 1.8;
            }

            .article-body h2 {
                font-size: 1.35rem;
            }

            .article-body h3 {
                font-size: 1.15rem;
            }

            .related-grid {
                grid-template-columns: 1fr;
                gap: var(--card-gap-mobile);
            }

            .related-section {
                padding: 40px 0 48px;
            }

            .related-section h2 {
                font-size: 1.5rem;
                margin-bottom: 24px;
            }

            .prev-next-nav .container {
                grid-template-columns: 1fr;
                gap: var(--card-gap-mobile);
            }

            .next-link {
                text-align: left;
                align-items: flex-start;
            }

            .article-cta {
                padding: 36px 0;
            }

            .article-cta p {
                font-size: 1rem;
            }

            .article-cta .btn-cta {
                font-size: 0.9rem;
                padding: 11px 28px;
            }

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

            .footer-bottom p {
                font-size: 0.75rem;
                line-height: 1.6;
            }

            .article-tags {
                gap: 8px;
            }

            .tag-item {
                font-size: 0.75rem;
                padding: 3px 10px;
            }
        }

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

            .article-hero h1 {
                font-size: 1.3rem;
            }

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

            .meta-items .dot {
                display: none;
            }

            .breadcrumb-bar .current {
                max-width: 120px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #123B2F;
            --color-primary-hover: #1A4A3C;
            --color-accent: #C89B5A;
            --color-bg: #FAF8F4;
            --color-bg-alt: #F0EDE6;
            --color-bg-dark: #123B2F;
            --color-text: #1A1A1A;
            --color-text-secondary: #5A5A5A;
            --color-border: #E5E0D6;
            --color-warning: #B85C50;
            --color-success: #2E7D5B;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-input: 8px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(18, 59, 47, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(18, 59, 47, 0.12);
            --shadow-focus: 0 0 0 3px rgba(200, 155, 90, 0.35);
            --container-max: 1200px;
            --container-pad: 24px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --card-gap: 24px;
            --card-gap-mobile: 16px;
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.8;
            font-weight: 400;
            color: var(--color-text);
            background-color: var(--color-bg);
        }

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

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

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

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

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

        /* 导航栏 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(250, 248, 244, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 72px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .logo span {
            color: var(--color-accent);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-list a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
            display: inline-block;
        }

        .nav-list a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width var(--transition);
        }

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

        .nav-list a:hover::after,
        .nav-list a.active::after {
            width: 100%;
        }

        .nav-cta {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: #D4AD6E;
            color: var(--color-primary);
        }

        .nav-cta:active {
            transform: translateY(2px);
        }

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

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

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

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

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

        .mobile-nav {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-primary);
            z-index: 999;
            padding: 32px 24px;
            overflow-y: auto;
        }

        .mobile-nav.open {
            display: block;
        }

        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            padding: 0;
            margin: 0;
        }

        .mobile-nav ul li a {
            display: block;
            padding: 14px 16px;
            color: #fff;
            font-size: 1.05rem;
            font-weight: 500;
            border-radius: 8px;
            transition: background var(--transition), color var(--transition);
        }

        .mobile-nav ul li a:hover,
        .mobile-nav ul li a.active {
            background: rgba(200, 155, 90, 0.15);
            color: var(--color-accent);
        }

        .mobile-nav-cta {
            display: inline-block;
            margin-top: 20px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            transition: background var(--transition);
        }

        .mobile-nav-cta:hover {
            background: #D4AD6E;
            color: var(--color-primary);
        }

        /* 分类页 H1 头部 */
        .cat-hero {
            background: var(--color-bg-dark);
            padding: 64px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .cat-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 380px;
            height: 100%;
            border-left: 1px solid rgba(200, 155, 90, 0.25);
            background: radial-gradient(circle at right center, rgba(200, 155, 90, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

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

        .breadcrumb-cat {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            margin-bottom: 20px;
            color: rgba(255, 255, 255, 0.7);
            list-style: none;
            padding: 0;
        }

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

        .breadcrumb-cat li:not(:last-child)::after {
            content: '/';
            margin-left: 4px;
            color: rgba(255, 255, 255, 0.4);
        }

        .breadcrumb-cat a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
        }

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

        .breadcrumb-cat .current {
            color: var(--color-accent);
            font-weight: 600;
            pointer-events: none;
        }

        .cat-hero h1 {
            color: #fff;
            font-size: 2.8rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            margin: 0 0 12px;
            line-height: 1.25;
        }

        .cat-hero-sub {
            color: rgba(255, 255, 255, 0.82);
            font-size: 1.1rem;
            max-width: 720px;
            line-height: 1.7;
            margin: 0;
        }

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

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

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

        .section-title {
            font-size: 2rem;
            font-weight: 650;
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }

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

        .section-desc {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 760px;
            margin-bottom: 36px;
            line-height: 1.75;
        }

        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.75);
        }

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

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

        .section-head.center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* 分类导语区 */
        .cat-intro-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .cat-intro-text h2 {
            font-size: 1.6rem;
            font-weight: 650;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .cat-intro-text p {
            color: var(--color-text-secondary);
            font-size: 1.02rem;
            line-height: 1.8;
            margin: 0 0 14px;
        }

        .cat-intro-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: var(--color-bg-alt);
            aspect-ratio: 16 / 9;
        }

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

        /* 方案卡片 */
        .plan-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }

        .plan-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 22px;
            display: flex;
            flex-direction: column;
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .plan-tag {
            display: inline-block;
            align-self: flex-start;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(200, 155, 90, 0.18);
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .plan-card h3 {
            font-size: 1.2rem;
            font-weight: 650;
            color: var(--color-primary);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .plan-audience {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
            line-height: 1.6;
        }

        .plan-params {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
            flex: 1;
        }

        .plan-params li {
            font-size: 0.9rem;
            color: var(--color-text);
            padding: 7px 0;
            border-bottom: 1px dashed var(--color-border);
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.5;
        }

        .plan-params li:last-child {
            border-bottom: none;
        }

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

        .btn-plan {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            text-align: center;
            transition: background var(--transition), transform var(--transition);
            align-self: stretch;
        }

        .btn-plan:hover {
            background: #D4AD6E;
            color: var(--color-primary);
            transform: translateY(-2px);
        }

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

        /* 优势卡片 */
        .adv-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }

        .adv-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 22px;
            text-align: center;
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .adv-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 16px;
            border: 2px solid var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 1.4rem;
            font-weight: 700;
            background: rgba(200, 155, 90, 0.08);
        }

        .adv-card h3 {
            font-size: 1.05rem;
            font-weight: 650;
            color: var(--color-primary);
            margin: 0 0 8px;
            line-height: 1.4;
        }

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

        /* 数据板块 */
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }

        .stat-item {
            text-align: center;
            padding: 24px 16px;
            border-right: 1px solid rgba(255, 255, 255, 0.15);
        }

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

        .stat-num {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .stat-unit {
            font-size: 0.95rem;
            color: var(--color-accent);
            font-weight: 500;
        }

        .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 6px;
            line-height: 1.5;
        }

        /* FAQ手风琴 */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: 8px;
            background: #fff;
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(200, 155, 90, 0.5);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 18px 22px;
            text-align: left;
            background: #fff;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.5;
            transition: background var(--transition);
        }

        .faq-question:hover {
            background: var(--color-bg-alt);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 400;
            color: var(--color-accent);
            transition: transform var(--transition);
        }

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

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

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

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            background: var(--color-bg-alt);
            border-top: 1px solid var(--color-border);
            padding-top: 14px;
            margin-top: 0;
        }

        /* CTA表单 */
        .cta-section {
            background: var(--color-bg-dark);
            padding: 72px 0;
        }

        .cta-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: 0 12px 48px rgba(0, 0, 0, 0.18);
            padding: 44px 40px;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-card h2 {
            font-size: 1.6rem;
            font-weight: 650;
            color: var(--color-primary);
            text-align: center;
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .cta-card .cta-sub {
            text-align: center;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            margin: 0 0 28px;
            line-height: 1.7;
        }

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

        .form-group label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            background: #fff;
            color: var(--color-text);
            font-size: 0.95rem;
            transition: border-color var(--transition), box-shadow var(--transition);
            appearance: none;
            -webkit-appearance: none;
        }

        .form-group select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%235A5A5A' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            padding-right: 40px;
        }

        .form-group input:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: var(--shadow-focus);
        }

        .btn-cta {
            display: block;
            width: 100%;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            text-align: center;
            transition: background var(--transition), transform var(--transition);
            margin-top: 8px;
        }

        .btn-cta:hover {
            background: #D4AD6E;
            color: var(--color-primary);
            transform: translateY(-2px);
        }

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

        .btn-cta:focus-visible {
            outline: none;
            box-shadow: var(--shadow-focus);
        }

        /* 相关资讯卡片 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .news-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .news-card-img {
            aspect-ratio: 16 / 9;
            background: var(--color-bg-alt);
            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(1.05);
        }

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

        .news-card-body h3 {
            font-size: 1.05rem;
            font-weight: 650;
            color: var(--color-primary);
            margin: 0 0 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-body .news-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }

        .news-meta .news-cat {
            display: inline-block;
            font-weight: 500;
            color: var(--color-accent);
            background: rgba(200, 155, 90, 0.1);
            padding: 2px 8px;
            border-radius: var(--radius-badge);
        }

        .empty-state {
            text-align: center;
            padding: 48px 24px;
            color: var(--color-text-secondary);
            font-size: 1rem;
            background: var(--color-bg-alt);
            border-radius: var(--radius-card);
            grid-column: 1 / -1;
        }

        /* 风险提示短条 */
        .risk-strip {
            background: var(--color-bg-alt);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
            padding: 32px 0;
        }

        .risk-strip-inner {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .badge-risk {
            display: inline-block;
            background: var(--color-warning);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            flex-shrink: 0;
            letter-spacing: 0.02em;
        }

        .risk-strip p {
            margin: 0;
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
            min-width: 240px;
        }

        .risk-link {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color var(--transition);
            white-space: nowrap;
        }

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

        /* 页脚 */
        .site-footer {
            background: var(--color-bg-dark);
            color: #fff;
            padding: 64px 0 32px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .footer-logo span {
            color: var(--color-accent);
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            line-height: 1.75;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 650;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.5;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: color var(--transition);
        }

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

        .footer-col p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            line-height: 1.75;
            margin: 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 24px;
            text-align: center;
        }

        .footer-bottom p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            margin: 0;
            line-height: 1.6;
        }

        /* 响应式断点 */
        @media (max-width: 1199px) {
            :root {
                --container-max: 960px;
            }

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

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

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

            .stat-item:nth-child(2) {
                border-right: none;
            }

            .stat-item:nth-child(1),
            .stat-item:nth-child(2) {
                border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            }

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

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

        @media (max-width: 991px) {
            :root {
                --container-max: 720px;
                --section-pad-desktop: 72px;
            }

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

            .cat-intro-img {
                order: -1;
            }

            .cat-hero h1 {
                font-size: 2.2rem;
            }

            .section-title {
                font-size: 1.7rem;
            }

            .nav-list {
                gap: 18px;
            }

            .nav-list a {
                font-size: 0.88rem;
            }
        }

        @media (max-width: 767px) {
            :root {
                --container-pad: 16px;
                --section-pad-desktop: 48px;
                --card-gap: 16px;
                --container-max: 100%;
            }

            .nav-container {
                height: 64px;
            }

            .nav-list {
                display: none;
            }

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

            .nav-toggle {
                display: flex;
            }

            .mobile-nav {
                top: 64px;
            }

            .cat-hero {
                padding: 44px 0 40px;
            }

            .cat-hero h1 {
                font-size: 1.75rem;
            }

            .cat-hero-sub {
                font-size: 0.95rem;
            }

            .breadcrumb-cat {
                font-size: 0.82rem;
                margin-bottom: 14px;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .section-desc {
                font-size: 0.95rem;
                margin-bottom: 24px;
            }

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

            .cat-intro-text h2 {
                font-size: 1.35rem;
            }

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

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

            .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0;
            }

            .stat-item {
                padding: 18px 10px;
                border-right: 1px solid rgba(255, 255, 255, 0.15);
                border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            }

            .stat-item:nth-child(2n) {
                border-right: none;
            }

            .stat-item:nth-last-child(1):nth-child(odd) {
                border-bottom: none;
            }

            .stat-item:nth-last-child(2):nth-child(even) {
                border-bottom: none;
            }

            .stat-num {
                font-size: 1.8rem;
            }

            .stat-label {
                font-size: 0.8rem;
            }

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

            .cta-card {
                padding: 32px 22px;
            }

            .cta-card h2 {
                font-size: 1.35rem;
            }

            .faq-question {
                font-size: 0.92rem;
                padding: 15px 16px;
            }

            .faq-answer-inner {
                padding: 0 16px 14px;
                font-size: 0.88rem;
                padding-top: 12px;
            }

            .risk-strip-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

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

            .footer-bottom p {
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .cat-hero h1 {
                font-size: 1.5rem;
            }

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

            .stat-item {
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            }

            .stat-item:last-child {
                border-bottom: none;
            }

            .stat-item:nth-child(odd),
            .stat-item:nth-child(even) {
                border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            }

            .stat-item:last-child {
                border-bottom: none;
            }

            .logo {
                font-size: 1.15rem;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #123B2F;
            --color-primary-hover: #1A4A3C;
            --color-accent: #C89B5A;
            --color-bg: #FAF8F4;
            --color-bg-alt: #F0EDE6;
            --color-bg-dark: #123B2F;
            --color-text: #1A1A1A;
            --color-text-secondary: #5A5A5A;
            --color-border: #E5E0D6;
            --color-warning: #B85C50;
            --color-success: #2E7D5B;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-input: 8px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(18, 59, 47, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(18, 59, 47, 0.12);
            --shadow-focus: 0 0 0 3px rgba(200, 155, 90, 0.35);
            --container-max: 1200px;
            --container-pad: 24px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --card-gap: 24px;
            --card-gap-mobile: 16px;
            --transition: 0.2s ease;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.8;
            font-weight: 400;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }
        .section {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }
        .section-alt {
            background-color: var(--color-bg-alt);
        }
        .section-dark {
            background-color: var(--color-bg-dark);
            color: #fff;
        }
        .section-dark .text-secondary {
            color: rgba(255, 255, 255, 0.78);
        }
        .section-dark h2 {
            color: #fff;
        }
        .section-dark h3 {
            color: #fff;
        }
        .section-dark .card {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.18);
        }
        .section-dark .card h4 {
            color: #fff;
        }
        .section-dark .card p {
            color: rgba(255, 255, 255, 0.82);
        }
        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-sans);
            color: var(--color-primary);
            line-height: 1.3;
            margin-top: 0;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 650;
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-bottom: 0.75rem;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1rem;
            color: var(--color-text);
        }
        .text-secondary {
            color: var(--color-text-secondary) !important;
        }
        .text-accent {
            color: var(--color-accent) !important;
        }
        .bg-primary {
            background-color: var(--color-primary) !important;
        }
        .btn {
            display: inline-block;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
            border: 1px solid transparent;
            text-align: center;
            line-height: 1.5;
        }
        .btn:focus-visible {
            outline: none;
            box-shadow: var(--shadow-focus);
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
            border-color: var(--color-primary-hover);
        }
        .btn-primary:active {
            transform: translateY(2px);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .btn-outline:hover {
            background: rgba(18, 59, 47, 0.1);
            color: var(--color-primary);
        }
        .btn-outline:active {
            transform: translateY(2px);
        }
        .btn-accent {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .btn-accent:hover {
            background: #D4AD6E;
            color: var(--color-primary);
            border-color: #D4AD6E;
        }
        .btn-accent:active {
            transform: translateY(2px);
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: 0.85rem;
        }
        .badge {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 500;
            padding: 2px 8px;
            border-radius: var(--radius-badge);
            background: var(--color-bg-alt);
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        .badge-warning {
            background: var(--color-warning);
            color: #fff;
        }
        .badge-accent {
            background: rgba(200, 155, 90, 0.2);
            color: var(--color-primary);
        }
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition);
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .card-body {
            padding: 1.5rem;
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            background: var(--color-bg-alt);
        }
        .form-control {
            display: block;
            width: 100%;
            padding: 10px 14px;
            font-size: 0.95rem;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            background: #fff;
            color: var(--color-text);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(200, 155, 90, 0.25);
        }
        .form-label {
            display: block;
            font-weight: 500;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .form-group {
            margin-bottom: 20px;
        }
        /* 导航栏 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(250, 248, 244, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 72px;
        }
        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }
        .logo span {
            color: var(--color-accent);
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-list a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
        }
        .nav-list a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width var(--transition);
        }
        .nav-list a:hover,
        .nav-list a.active {
            color: var(--color-accent);
        }
        .nav-list a:hover::after,
        .nav-list a.active::after {
            width: 100%;
        }
        .nav-cta {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: #D4AD6E;
            color: var(--color-primary);
        }
        .nav-cta:active {
            transform: translateY(2px);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
        }
        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-primary);
            z-index: 999;
            padding: 32px 24px;
            overflow-y: auto;
        }
        .mobile-nav.open {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .mobile-nav a {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 500;
        }
        .mobile-nav a:hover {
            color: var(--color-accent);
        }
        .mobile-nav .nav-cta {
            margin-top: 24px;
            display: inline-block;
        }
        /* 面包屑 */
        .breadcrumb-section {
            background: var(--color-primary);
            color: #fff;
            padding: 80px 0 50px;
        }
        .breadcrumb-section h1 {
            color: #fff;
            margin-bottom: 12px;
        }
        .breadcrumb-nav {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.9);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-nav .current {
            color: var(--color-accent);
            font-weight: 600;
        }
        /* 板块内部 */
        .section-title {
            text-align: center;
            margin-bottom: 3rem;
        }
        .section-title h2 {
            font-size: 2rem;
            margin-bottom: 0.5rem;
        }
        .section-title .lead {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 720px;
            margin: 0 auto;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--card-gap);
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }
        .card-plan {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            padding: 2rem 1.5rem;
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-plan:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .card-plan h4 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        .card-plan .plan-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(200, 155, 90, 0.15);
            color: var(--color-primary);
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 1rem;
        }
        .card-plan .plan-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
            margin-bottom: 0.5rem;
        }
        .card-plan .plan-label {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-bottom: 1.5rem;
        }
        .card-plan ul {
            list-style: none;
            padding: 0;
            margin: 0 0 1.5rem;
            flex: 1;
        }
        .card-plan ul li {
            padding: 6px 0;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            border-bottom: 1px dashed var(--color-border);
        }
        .card-plan ul li:last-child {
            border-bottom: none;
        }
        .card-plan .btn {
            margin-top: auto;
            width: 100%;
        }
        .advantage-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            border: 2px solid var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--color-accent);
            margin-bottom: 1rem;
            flex-shrink: 0;
        }
        .advantage-item {
            text-align: center;
            padding: 1.5rem;
        }
        .advantage-item h4 {
            font-size: 1.05rem;
            margin-bottom: 0.5rem;
        }
        .advantage-item p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }
        .data-item {
            text-align: center;
            padding: 1rem;
        }
        .data-item .data-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }
        .data-item .data-unit {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
        }
        .data-item .data-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            margin-top: 4px;
        }
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: 8px;
            margin-bottom: 12px;
            background: #fff;
            overflow: hidden;
        }
        .faq-question {
            padding: 1rem 1.5rem;
            font-weight: 600;
            color: var(--color-primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: #fff;
            transition: background var(--transition);
        }
        .faq-question:hover {
            background: var(--color-bg-alt);
        }
        .faq-icon {
            font-size: 1.5rem;
            line-height: 1;
            color: var(--color-accent);
            flex-shrink: 0;
            transition: transform var(--transition);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 1.5rem 1.5rem;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
        }
        .cta-form-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 2.5rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
            max-width: 560px;
            margin: 0 auto;
        }
        .cta-form-card h3 {
            text-align: center;
            margin-bottom: 1.5rem;
        }
        .risk-strip {
            background: var(--color-bg-alt);
            padding: 1rem 1.5rem;
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .risk-strip p {
            margin: 0;
            flex: 1;
            min-width: 200px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
        }
        /* 页脚 */
        .site-footer {
            background: var(--color-primary);
            color: #fff;
            padding: 60px 0 30px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1.05rem;
            margin-bottom: 1rem;
        }
        .site-footer p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.9rem;
            margin-bottom: 0;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.9rem;
        }
        .site-footer ul li a:hover {
            color: var(--color-accent);
        }
        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #fff;
        }
        .footer-logo span {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
        }
        /* 响应式 */
        @media (max-width: 1199px) {
            .container {
                max-width: 960px;
            }
            .grid-4 {
                grid-template-columns: repeat(3, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
            }
        }
        @media (max-width: 991px) {
            .container {
                max-width: 720px;
            }
            .section {
                padding-top: var(--section-pad-tablet);
                padding-bottom: var(--section-pad-tablet);
            }
            .grid-3, .grid-4 {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--card-gap-mobile);
            }
            .grid-2 {
                grid-template-columns: 1fr;
                gap: var(--card-gap-mobile);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .breadcrumb-section {
                padding: 60px 0 40px;
            }
            h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
                max-width: 100%;
            }
            .section {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }
            .nav-list {
                display: none;
            }
            .nav-cta-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .grid-3, .grid-4, .grid-2 {
                grid-template-columns: 1fr;
                gap: var(--card-gap-mobile);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .breadcrumb-section {
                padding: 50px 0 32px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .cta-form-card {
                padding: 1.5rem;
            }
            .data-item .data-number {
                font-size: 2.2rem;
            }
            .card-plan .plan-value {
                font-size: 1.5rem;
            }
            .risk-strip {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #123B2F;
            --color-primary-hover: #1A4A3C;
            --color-accent: #C89B5A;
            --color-bg: #FAF8F4;
            --color-bg-alt: #F0EDE6;
            --color-bg-dark: #123B2F;
            --color-text: #1A1A1A;
            --color-text-secondary: #5A5A5A;
            --color-border: #E5E0D6;
            --color-warning: #B85C50;
            --color-success: #2E7D5B;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-input: 8px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(18, 59, 47, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(18, 59, 47, 0.12);
            --shadow-focus: 0 0 0 3px rgba(200, 155, 90, 0.35);
            --container-max: 1200px;
            --container-pad: 24px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --card-gap: 24px;
            --card-gap-mobile: 16px;
            --transition: 0.2s ease;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.8;
            font-weight: 400;
            color: var(--color-text);
            background-color: var(--color-bg);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* 导航栏 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(250, 248, 244, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 72px;
        }
        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }
        .logo span {
            color: var(--color-accent);
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-list a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
        }
        .nav-list a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width var(--transition);
        }
        .nav-list a:hover,
        .nav-list a.active {
            color: var(--color-accent);
        }
        .nav-list a:hover::after,
        .nav-list a.active::after {
            width: 100%;
        }
        .nav-cta {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), color var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: #D4AD6E;
            color: var(--color-primary);
        }
        .nav-cta:active {
            transform: translateY(2px);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
        }
        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-primary);
            z-index: 999;
            padding: 32px 24px;
            overflow-y: auto;
        }
        .mobile-nav.open {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            padding: 0;
            margin: 0;
        }
        .mobile-nav ul li a {
            display: block;
            padding: 14px 12px;
            color: #fff;
            font-size: 1.05rem;
            font-weight: 500;
            border-radius: 8px;
            transition: background var(--transition);
        }
        .mobile-nav ul li a:hover,
        .mobile-nav ul li a.active {
            background: rgba(200, 155, 90, 0.2);
            color: var(--color-accent);
        }
        .mobile-nav .mobile-cta {
            display: inline-block;
            margin-top: 24px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
        }
        .mobile-nav .mobile-cta:hover {
            background: #D4AD6E;
        }

        /* 分类页 Hero */
        .category-hero {
            background: var(--color-bg-dark);
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle at center, rgba(200, 155, 90, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-nav .sep {
            color: rgba(255, 255, 255, 0.4);
        }
        .breadcrumb-nav .current {
            color: #fff;
            font-weight: 600;
        }
        .category-hero h1 {
            font-size: 2.5rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.3;
        }
        .category-hero .hero-sub {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 680px;
            line-height: 1.8;
        }

        /* 通用 section */
        .section {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: #fff;
        }
        .section-title {
            font-size: 1.85rem;
            font-weight: 650;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 40px;
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        /* 导语区 */
        .intro-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .intro-text h2 {
            font-size: 1.75rem;
            font-weight: 650;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .intro-text p {
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .intro-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 16/9;
        }
        .intro-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 服务流程卡 */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }
        .service-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 22px;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .service-card .service-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(18, 59, 47, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--color-primary);
        }
        .service-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0;
        }
        .service-card p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
            flex-grow: 1;
        }
        .service-card .service-tag {
            display: inline-block;
            align-self: flex-start;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--color-accent);
            background: rgba(200, 155, 90, 0.1);
            padding: 2px 10px;
            border-radius: var(--radius-badge);
        }

        /* 优势图标行 */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }
        .feature-item {
            text-align: center;
            padding: 24px 16px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .feature-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .feature-item .feature-icon {
            width: 52px;
            height: 52px;
            margin: 0 auto 14px;
            border-radius: 50%;
            border: 2px solid var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            color: var(--color-primary);
        }
        .feature-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .feature-item p {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* 数据条 */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }
        .stat-block {
            text-align: center;
            padding: 20px 12px;
            border-right: 1px solid rgba(255, 255, 255, 0.15);
        }
        .stat-block:last-child {
            border-right: none;
        }
        .stat-num {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: -0.01em;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: border-color var(--transition);
        }
        .faq-item:focus-within {
            border-color: var(--color-accent);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            text-align: left;
            transition: background var(--transition);
        }
        .faq-question:hover {
            background: var(--color-bg-alt);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-accent);
            transition: transform var(--transition);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            background: var(--color-bg-alt);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 16px 24px 20px;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }

        /* CTA 表单 */
        .cta-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .cta-info h2 {
            font-size: 1.85rem;
            font-weight: 650;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .cta-info p {
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
        }
        .cta-form-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 36px 32px;
            box-shadow: var(--shadow-card);
        }
        .cta-form-card h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .cta-form-card .form-hint {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            margin-bottom: 24px;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group select {
            width: 100%;
            padding: 11px 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            font-size: 0.95rem;
            color: var(--color-text);
            background: #fff;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .form-group input:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: var(--shadow-focus);
        }
        .btn-cta {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            transition: background var(--transition), transform var(--transition);
            width: 100%;
            text-align: center;
        }
        .btn-cta:hover {
            background: #D4AD6E;
            color: var(--color-primary);
        }
        .btn-cta:active {
            transform: translateY(2px);
        }
        .btn-cta:focus-visible {
            outline: none;
            box-shadow: var(--shadow-focus);
        }

        /* 资讯区块 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }
        .news-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .news-card .news-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--color-border);
        }
        .news-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-card .news-body {
            padding: 20px;
        }
        .news-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .news-card p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }
        .news-card .news-meta .news-tag {
            display: inline-block;
            background: rgba(18, 59, 47, 0.06);
            color: var(--color-primary);
            padding: 2px 8px;
            border-radius: var(--radius-badge);
            font-weight: 500;
        }
        .news-empty {
            text-align: center;
            color: var(--color-text-secondary);
            padding: 32px 0;
            font-size: 0.95rem;
        }

        /* 风险提示短条 */
        .risk-strip {
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            border-radius: 8px;
            padding: 16px 20px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
        .risk-badge {
            flex-shrink: 0;
            display: inline-block;
            background: var(--color-warning);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 500;
            padding: 2px 10px;
            border-radius: var(--radius-badge);
            margin-top: 2px;
        }
        .risk-strip p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.7;
        }
        .risk-strip a {
            color: var(--color-primary);
            font-weight: 600;
            text-decoration: underline;
        }
        .risk-strip a:hover {
            color: var(--color-accent);
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-bg-dark);
            color: #fff;
            padding: 64px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }
        .footer-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .footer-logo span {
            color: var(--color-accent);
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-accent);
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-col p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom p {
            margin: 0;
        }

        /* 响应式 */
        @media (max-width: 1199px) {
            :root {
                --container-max: 960px;
                --section-pad-desktop: 72px;
            }
            .service-grid,
            .feature-grid,
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .intro-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-wrapper {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 991px) {
            :root {
                --container-max: 720px;
                --section-pad-desktop: 72px;
            }
            .nav-list {
                display: none;
            }
            .nav-cta-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .service-grid,
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 767px) {
            :root {
                --container-pad: 16px;
                --section-pad-desktop: 48px;
                --card-gap: 16px;
            }
            .category-hero {
                padding: 48px 0 40px;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero .hero-sub {
                font-size: 0.98rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .service-grid,
            .feature-grid,
            .stats-row,
            .news-grid {
                grid-template-columns: 1fr;
            }
            .stat-block {
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.15);
                padding: 16px 8px;
            }
            .stat-block:last-child {
                border-bottom: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-form-card {
                padding: 24px 18px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.95rem;
            }
            .faq-answer-inner {
                padding: 12px 16px 16px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .breadcrumb-nav {
                font-size: 0.8rem;
            }
            .stat-num {
                font-size: 1.8rem;
            }
            .btn-cta {
                font-size: 0.9rem;
                padding: 10px 20px;
            }
        }