/* roulang page: index */
:root {
            --color-primary: #C43A2B;
            --color-primary-dark: #A73325;
            --color-primary-light: #F0E0D8;
            --color-secondary: #F7F3EC;
            --color-text: #2E2A28;
            --color-text-light: #6B635C;
            --color-text-lighter: #8C837A;
            --color-accent: #C98A3B;
            --color-accent-light: #F5EBD8;
            --color-teal: #3A5A5E;
            --color-teal-light: #E8EEEE;
            --color-white: #FFFFFF;
            --color-border: rgba(196, 58, 43, 0.12);
            --color-border-light: rgba(46, 42, 40, 0.08);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(46, 42, 40, 0.04), 0 4px 12px rgba(46, 42, 40, 0.06);
            --shadow-hover: 0 6px 16px rgba(196, 58, 43, 0.10), 0 2px 6px rgba(46, 42, 40, 0.08);
            --shadow-lg: 0 12px 32px rgba(46, 42, 40, 0.10);
            --font-heading: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
            --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'SFMono-Regular', 'Menlo', 'Consolas', 'Courier New', monospace;
            --section-gap: 64px;
            --section-gap-mobile: 40px;
            --container-max: 1200px;
            --container-padding: 24px;
            --container-padding-mobile: 16px;
            --transition: 0.2s ease;
            --nav-height: 64px;
            --trustbar-height: 36px;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-secondary);
            padding-top: calc(var(--nav-height) + var(--trustbar-height));
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        body.no-scroll {
            overflow: hidden;
        }

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

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

        a:hover {
            color: var(--color-primary-dark);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 2px;
        }

        button {
            font-family: var(--font-body);
            cursor: pointer;
        }

        input {
            font-family: var(--font-body);
        }

        ul,
        ol {
            list-style: none;
        }

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

        h1 {
            font-size: 38px;
            letter-spacing: 0.02em;
        }

        h2 {
            font-size: 28px;
            letter-spacing: 0.01em;
        }

        h3 {
            font-size: 19px;
        }

        h4 {
            font-size: 16px;
        }

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

        /* 顶部信任条 */
        .trust-bar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--trustbar-height);
            background: var(--color-text);
            color: #E8E0D8;
            font-size: 13px;
            line-height: var(--trustbar-height);
            z-index: 200;
            text-align: center;
            letter-spacing: 0.03em;
        }

        .trust-bar .container {
            display: flex;
            justify-content: center;
            gap: 32px;
            white-space: nowrap;
            overflow: hidden;
        }

        .trust-bar span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .trust-bar .dot {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--color-accent);
            display: inline-block;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: var(--trustbar-height);
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: rgba(247, 243, 236, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            z-index: 100;
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(46, 42, 40, 0.08);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.02em;
            text-decoration: none;
            white-space: nowrap;
        }

        .logo:hover {
            color: var(--color-text);
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .logo-icon svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: var(--color-white);
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .logo-text {
            font-weight: 700;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            padding: 0;
            transition: background var(--transition);
        }

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

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 1px;
            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: calc(var(--nav-height) + var(--trustbar-height));
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(46, 42, 40, 0.97);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            z-index: 90;
            padding: 40px 24px;
            flex-direction: column;
            gap: 8px;
        }

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

        .mobile-nav a {
            color: var(--color-secondary);
            font-size: 22px;
            padding: 14px 20px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
            font-family: var(--font-heading);
            letter-spacing: 0.04em;
        }

        .mobile-nav a:hover,
        .mobile-nav a.active {
            background: rgba(196, 58, 43, 0.2);
            color: #fff;
        }

        /* Hero */
        .hero {
            position: relative;
            overflow: hidden;
            min-height: 560px;
            display: flex;
            align-items: center;
            background: var(--color-text);
            padding: 80px 0;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/8a0ce5a5791be49f.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.55;
            z-index: 1;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(46, 42, 40, 0.92) 0%, rgba(46, 42, 40, 0.72) 45%, rgba(46, 42, 40, 0.45) 100%);
            z-index: 2;
        }

        .hero .container {
            position: relative;
            z-index: 3;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 48px;
            width: 100%;
        }

        .hero-content {
            max-width: 620px;
            flex-shrink: 0;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(196, 58, 43, 0.18);
            border: 1px solid rgba(196, 58, 43, 0.35);
            color: #F0DCD4;
            font-size: 13px;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.05em;
            margin-bottom: 24px;
            font-weight: 500;
        }

        .hero-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        .hero h1 {
            color: var(--color-secondary);
            font-size: 42px;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .hero h1 .highlight {
            color: #E8A89A;
            position: relative;
        }

        .hero-subtitle {
            color: #D5CCC4;
            font-size: 17px;
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 520px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            text-decoration: none;
            transition: all var(--transition);
            border: none;
            line-height: 1.4;
        }

        .btn svg {
            width: 18px;
            height: 18px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

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

        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(196, 58, 43, 0.35);
        }

        .btn-secondary-light {
            background: transparent;
            color: var(--color-secondary);
            border: 1px solid rgba(247, 243, 236, 0.5);
        }

        .btn-secondary-light:hover {
            background: rgba(247, 243, 236, 0.12);
            border-color: var(--color-secondary);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary-light);
            border-color: var(--color-primary);
            transform: translateY(-1px);
        }

        .hero-visual {
            flex-shrink: 0;
            width: 320px;
        }

        .hero-card-stack {
            position: relative;
            width: 100%;
            height: 360px;
        }

        .hero-stack-card {
            position: absolute;
            background: rgba(247, 243, 236, 0.95);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
            width: 260px;
            transform: rotate(0deg);
            transition: transform 0.3s ease;
        }

        .hero-stack-card:nth-child(1) {
            top: 20px;
            left: 10px;
            transform: rotate(-3deg);
            z-index: 3;
        }

        .hero-stack-card:nth-child(2) {
            top: 70px;
            left: 50px;
            transform: rotate(2deg);
            z-index: 2;
        }

        .hero-stack-card:nth-child(3) {
            top: 120px;
            left: 0;
            transform: rotate(-1deg);
            z-index: 1;
        }

        .hero-stack-card .stack-label {
            font-size: 11px;
            color: var(--color-text-lighter);
            letter-spacing: 0.1em;
            text-transform: uppercase;
            margin-bottom: 8px;
            font-weight: 600;
        }

        .hero-stack-card .stack-number {
            font-family: var(--font-mono);
            font-size: 20px;
            color: var(--color-primary);
            font-weight: 700;
            letter-spacing: 0.05em;
        }

        .hero-stack-card .stack-line {
            height: 4px;
            background: var(--color-border-light);
            border-radius: 2px;
            margin: 12px 0;
        }

        .hero-stack-card .stack-line.short {
            width: 60%;
            background: var(--color-accent);
            opacity: 0.5;
        }

        .hero-stack-card .stack-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--color-text-light);
        }

        /* 通用 section 样式 */
        .section {
            padding: var(--section-gap) 0;
        }

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

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

        .section-dark h2,
        .section-dark h3 {
            color: var(--color-secondary);
        }

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

        .section-header .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.12em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-header h2 {
            margin-bottom: 12px;
        }

        .section-header p {
            color: var(--color-text-light);
            max-width: 560px;
            font-size: 15px;
        }

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

        .section-header.center p {
            margin: 0 auto;
        }

        /* 快捷入口卡片 */
        .quick-entry-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .quick-entry-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            text-decoration: none;
            color: var(--color-text);
        }

        .quick-entry-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(196, 58, 43, 0.25);
            color: var(--color-text);
        }

        .quick-entry-card .icon-wrapper {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .quick-entry-card .icon-wrapper svg {
            width: 24px;
            height: 24px;
            fill: none;
            stroke: var(--color-primary);
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

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

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

        .quick-entry-card .entry-link {
            margin-top: 12px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .quick-entry-card .entry-link svg {
            width: 14px;
            height: 14px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        /* 核心功能 */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .feature-card {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

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

        .feature-card .feature-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }

        .feature-card .feature-icon svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: var(--color-accent);
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .feature-card h3 {
            font-size: 16px;
            margin-bottom: 8px;
            color: var(--color-text);
        }

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

        /* 操作步骤 */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
        }

        .steps-grid::before {
            content: '';
            position: absolute;
            top: 32px;
            left: 15%;
            right: 15%;
            height: 2px;
            background: var(--color-border-light);
            z-index: 0;
        }

        .step-item {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 0 20px;
        }

        .step-number {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--color-primary);
            color: var(--color-secondary);
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            box-shadow: 0 4px 12px rgba(196, 58, 43, 0.25);
        }

        .step-item h3 {
            font-size: 17px;
            margin-bottom: 8px;
        }

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

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

        .stat-card {
            text-align: center;
            padding: 32px 20px;
            background: rgba(247, 243, 236, 0.06);
            border: 1px solid rgba(247, 243, 236, 0.1);
            border-radius: var(--radius-md);
            transition: background var(--transition);
        }

        .stat-card:hover {
            background: rgba(247, 243, 236, 0.1);
        }

        .stat-number {
            font-family: var(--font-mono);
            font-size: 38px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 14px;
            color: #B5AAA0;
            letter-spacing: 0.04em;
        }

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

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

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

        .article-card .article-cover {
            width: 100%;
            height: 180px;
            overflow: hidden;
            position: relative;
            flex-shrink: 0;
        }

        .article-card .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

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

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

        .article-card .article-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.06em;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .article-card h3 {
            font-size: 16px;
            margin-bottom: 8px;
            line-height: 1.5;
            color: var(--color-text);
        }

        .article-card .article-excerpt {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.65;
            flex: 1;
        }

        .article-card .article-meta {
            font-size: 12px;
            color: var(--color-text-lighter);
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--color-border-light);
            display: flex;
            justify-content: space-between;
        }

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

        .template-card {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

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

        .template-card .template-preview {
            width: 100%;
            height: 140px;
            background: var(--color-secondary);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

        .template-card h3 {
            font-size: 15px;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .template-card p {
            font-size: 13px;
            color: var(--color-text-light);
            line-height: 1.55;
        }

        .template-card .template-type {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            background: var(--color-primary-light);
            padding: 3px 10px;
            border-radius: 14px;
            margin-top: 10px;
        }

        .view-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 15px;
            color: var(--color-primary);
            margin-top: 24px;
            text-decoration: none;
            transition: all var(--transition);
        }

        .view-more:hover {
            color: var(--color-primary-dark);
            gap: 10px;
        }

        .view-more svg {
            width: 16px;
            height: 16px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        /* 法规解读 */
        .regulation-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .regulation-item {
            display: flex;
            gap: 16px;
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .regulation-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
            border-color: var(--color-border);
        }

        .regulation-number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-teal);
            min-width: 48px;
            text-align: center;
            flex-shrink: 0;
            letter-spacing: 0.03em;
        }

        .regulation-content h3 {
            font-size: 15px;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .regulation-content p {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.6;
        }

        /* 用户场景 */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

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

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

        .scenario-card .scenario-image {
            width: 100%;
            height: 220px;
            overflow: hidden;
        }

        .scenario-card .scenario-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

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

        .scenario-card .scenario-body {
            padding: 24px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .scenario-card .scenario-tag {
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-primary);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .scenario-card h3 {
            font-size: 18px;
            margin-bottom: 10px;
        }

        .scenario-card p {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.7;
            flex: 1;
        }

        /* 品牌介绍 */
        .brand-intro {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            padding: 48px 56px;
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }

        .brand-intro::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 6px;
            height: 100%;
            background: var(--color-primary);
            border-radius: 0 3px 3px 0;
        }

        .brand-intro .brand-heading {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .brand-intro p {
            color: var(--color-text);
            line-height: 1.9;
            font-size: 15px;
            margin-bottom: 16px;
        }

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

        /* FAQ */
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
        }

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

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

        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            text-align: left;
            letter-spacing: 0.01em;
            font-family: var(--font-body);
            line-height: 1.6;
        }

        .faq-question .faq-icon {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            margin-left: 16px;
            position: relative;
        }

        .faq-question .faq-icon::before,
        .faq-question .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--color-primary);
            border-radius: 1px;
            transition: all var(--transition);
        }

        .faq-question .faq-icon::before {
            width: 12px;
            height: 2px;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }

        .faq-question .faq-icon::after {
            width: 2px;
            height: 12px;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }

        .faq-item.open .faq-question .faq-icon::after {
            transform: translate(-50%, -50%) rotate(90deg);
            opacity: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 24px;
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 320px;
            padding: 0 24px 20px;
        }

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

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

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

        .news-card .news-image {
            width: 100%;
            height: 160px;
            overflow: hidden;
            flex-shrink: 0;
        }

        .news-card .news-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

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

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

        .news-card h3 {
            font-size: 15px;
            margin-bottom: 8px;
            line-height: 1.5;
            color: var(--color-text);
        }

        .news-card .news-date {
            font-size: 12px;
            color: var(--color-text-lighter);
            margin-bottom: 8px;
            letter-spacing: 0.04em;
        }

        .news-card p {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.65;
            flex: 1;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            border-radius: var(--radius-lg);
            padding: 48px 56px;
            text-align: center;
            color: var(--color-secondary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(247, 243, 236, 0.08);
            z-index: 0;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(247, 243, 236, 0.06);
            z-index: 0;
        }

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

        .cta-section h2 {
            color: #fff;
            font-size: 28px;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .cta-section p {
            color: #F0DCD4;
            font-size: 16px;
            margin-bottom: 28px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn {
            background: var(--color-secondary);
            color: var(--color-primary);
        }

        .cta-section .btn:hover {
            background: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }

        /* 信任保障 */
        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .trust-item {
            text-align: center;
            padding: 24px 16px;
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .trust-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--color-border);
        }

        .trust-item .trust-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-teal-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
        }

        .trust-item .trust-icon svg {
            width: 22px;
            height: 22px;
            fill: none;
            stroke: var(--color-teal);
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .trust-item h3 {
            font-size: 15px;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .trust-item p {
            font-size: 13px;
            color: var(--color-text-light);
            line-height: 1.55;
        }

        /* 底部行动区/订阅表单 */
        .bottom-action {
            background: var(--color-text);
            padding: 64px 0;
            color: var(--color-secondary);
        }

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

        .bottom-action h2 {
            color: var(--color-secondary);
            font-size: 26px;
            margin-bottom: 12px;
        }

        .bottom-action p {
            color: #B5AAA0;
            font-size: 15px;
            line-height: 1.75;
            max-width: 480px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            width: 100%;
        }

        .subscribe-form input {
            flex: 1;
            height: 44px;
            padding: 0 16px;
            border: 1px solid rgba(247, 243, 236, 0.2);
            border-radius: var(--radius-sm);
            background: rgba(247, 243, 236, 0.08);
            color: var(--color-secondary);
            font-size: 14px;
            transition: all var(--transition);
            outline: none;
        }

        .subscribe-form input::placeholder {
            color: #8C837A;
        }

        .subscribe-form input:focus {
            border-color: var(--color-accent);
            background: rgba(247, 243, 236, 0.12);
            box-shadow: 0 0 0 3px rgba(201, 138, 59, 0.15);
        }

        .subscribe-form .btn {
            height: 44px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* 页脚 */
        .site-footer {
            background: #1C1918;
            color: #8C837A;
            padding: 48px 0 24px;
            font-size: 14px;
        }

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

        .site-footer .footer-brand {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-secondary);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .site-footer .footer-desc {
            font-size: 13px;
            color: #6B635C;
            line-height: 1.7;
            max-width: 320px;
        }

        .site-footer h4 {
            font-size: 14px;
            color: var(--color-secondary);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
            font-weight: 600;
        }

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

        .site-footer ul li a {
            color: #8C837A;
            font-size: 13px;
            transition: color var(--transition);
            text-decoration: none;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(247, 243, 236, 0.08);
            padding-top: 20px;
            margin-top: 32px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 12px;
            color: #6B635C;
        }

        .footer-bottom .legal-links {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .footer-bottom .legal-links a {
            color: #6B635C;
            text-decoration: none;
            transition: color var(--transition);
        }

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

        /* 响应式 */
        @media (max-width: 1023px) {
            :root {
                --section-gap: 48px;
            }

            h1 {
                font-size: 32px;
            }

            h2 {
                font-size: 24px;
            }

            .hero {
                padding: 60px 0;
                min-height: 480px;
            }

            .hero .container {
                flex-direction: column;
                text-align: center;
            }

            .hero-content {
                max-width: 100%;
                text-align: center;
            }

            .hero-subtitle {
                margin-left: auto;
                margin-right: auto;
            }

            .hero-actions {
                justify-content: center;
            }

            .hero-visual {
                display: none;
            }

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

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

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

            .steps-grid::before {
                left: 10%;
                right: 10%;
            }

            .step-item {
                padding: 0 8px;
            }

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

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

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

            .bottom-action .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .brand-intro {
                padding: 36px 32px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-gap: 40px;
                --container-padding: 16px;
                --nav-height: 60px;
                --trustbar-height: 32px;
            }

            h1 {
                font-size: 28px;
            }

            h2 {
                font-size: 21px;
            }

            h3 {
                font-size: 17px;
            }

            body {
                font-size: 14px;
            }

            .trust-bar .container {
                gap: 12px;
                font-size: 11px;
                overflow-x: auto;
            }

            .trust-bar .dot {
                width: 4px;
                height: 4px;
            }

            .site-header {
                height: var(--nav-height);
            }

            .main-nav {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .mobile-nav {
                display: none;
            }

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

            .hero {
                min-height: 420px;
                padding: 48px 0;
            }

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

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

            .hero-actions {
                flex-direction: column;
                width: 100%;
                gap: 12px;
            }

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

            .quick-entry-grid,
            .feature-grid,
            .stats-grid,
            .template-grid,
            .trust-grid,
            .article-list,
            .news-grid {
                grid-template-columns: 1fr;
            }

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

            .steps-grid::before {
                display: none;
            }

            .step-item {
                display: flex;
                align-items: flex-start;
                gap: 16px;
                text-align: left;
                padding: 0;
            }

            .step-number {
                width: 44px;
                height: 44px;
                font-size: 18px;
                flex-shrink: 0;
                margin: 0;
            }

            .step-item h3 {
                margin-bottom: 4px;
            }

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

            .regulation-item {
                flex-direction: column;
                gap: 8px;
                padding: 16px 20px;
            }

            .regulation-number {
                font-size: 22px;
                min-width: auto;
                text-align: left;
            }

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

            .scenario-card .scenario-image {
                height: 180px;
            }

            .brand-intro {
                padding: 28px 20px;
                border-radius: var(--radius-md);
            }

            .brand-intro::before {
                width: 4px;
            }

            .brand-intro .brand-heading {
                font-size: 20px;
            }

            .faq-question {
                font-size: 14px;
                padding: 16px 18px;
            }

            .faq-answer {
                font-size: 13px;
                padding: 0 18px;
            }

            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }

            .cta-section {
                padding: 36px 24px;
            }

            .cta-section h2 {
                font-size: 22px;
            }

            .bottom-action {
                padding: 40px 0;
            }

            .subscribe-form {
                flex-direction: column;
                gap: 12px;
            }

            .subscribe-form input {
                width: 100%;
            }

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

            .site-footer {
                padding: 32px 0 16px;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .footer-bottom .legal-links {
                justify-content: center;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 24px;
            }

            .hero {
                min-height: 380px;
                padding: 36px 0;
            }

            .hero-badge {
                font-size: 12px;
                padding: 5px 12px;
            }

            .section-header {
                margin-bottom: 24px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #C43A2B;
            --color-primary-dark: #A73325;
            --color-primary-light: #F0E0D8;
            --color-secondary: #F7F3EC;
            --color-text: #2E2A28;
            --color-text-light: #6B635C;
            --color-text-lighter: #8C837A;
            --color-accent: #C98A3B;
            --color-accent-light: #F5EBD8;
            --color-teal: #3A5A5E;
            --color-teal-light: #E8EEEE;
            --color-white: #FFFFFF;
            --color-border: rgba(196, 58, 43, 0.12);
            --color-border-light: rgba(46, 42, 40, 0.08);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(46, 42, 40, 0.04), 0 4px 12px rgba(46, 42, 40, 0.06);
            --shadow-hover: 0 6px 16px rgba(196, 58, 43, 0.10), 0 2px 6px rgba(46, 42, 40, 0.08);
            --shadow-lg: 0 12px 32px rgba(46, 42, 40, 0.10);
            --font-heading: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
            --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'SFMono-Regular', 'Menlo', 'Consolas', 'Courier New', monospace;
            --section-gap: 64px;
            --section-gap-mobile: 40px;
            --container-max: 1200px;
            --container-padding: 24px;
            --container-padding-mobile: 16px;
            --transition: 0.2s ease;
            --nav-height: 64px;
            --trustbar-height: 36px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-secondary);
            padding-top: calc(var(--nav-height) + var(--trustbar-height));
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        body.no-scroll {
            overflow: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 2px;
        }
        button {
            font-family: var(--font-body);
            cursor: pointer;
        }
        input {
            font-family: var(--font-body);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-padding);
            padding-right: var(--container-padding);
        }
        main {
            flex: 1;
        }
        section {
            padding: var(--section-gap) 0;
        }
        .section-bg-alt {
            background: var(--color-white);
        }
        .section-bg-card {
            background: rgba(196, 58, 43, 0.03);
        }

        /* 顶部信任条 */
        .trust-bar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--trustbar-height);
            background: var(--color-text);
            color: var(--color-secondary);
            font-size: 13px;
            z-index: 101;
            display: flex;
            align-items: center;
        }
        .trust-bar .container {
            display: flex;
            justify-content: center;
            gap: 32px;
            white-space: nowrap;
            overflow: hidden;
        }
        .trust-bar span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .trust-bar svg {
            width: 14px;
            height: 14px;
            fill: none;
            stroke: var(--color-accent);
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: var(--trustbar-height);
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: rgba(247, 243, 236, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            z-index: 100;
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(46, 42, 40, 0.08);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.02em;
            text-decoration: none;
            white-space: nowrap;
        }
        .logo:hover {
            color: var(--color-text);
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .logo-icon svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: var(--color-white);
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .logo-text {
            font-weight: 700;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            transition: color var(--transition), background var(--transition);
            text-decoration: none;
            font-weight: 500;
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }
        .main-nav a.active {
            color: var(--color-primary);
            background: transparent;
            position: relative;
            font-weight: 700;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 1px;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 1px;
            transition: transform var(--transition), opacity var(--transition);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 面包屑 */
        .breadcrumb-section {
            padding: 24px 0 0;
            background: var(--color-secondary);
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--color-text-lighter);
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--color-text-light);
            text-decoration: none;
        }
        .breadcrumb-nav a:hover {
            color: var(--color-primary);
        }
        .breadcrumb-nav .separator {
            color: var(--color-text-lighter);
            font-size: 12px;
        }
        .breadcrumb-nav .current {
            color: var(--color-text);
            font-weight: 500;
        }

        /* 分类 H1 区 */
        .category-hero {
            padding: 48px 0 40px;
            background: var(--color-secondary);
        }
        .category-hero .container {
            max-width: 900px;
        }
        .category-hero h1 {
            font-family: var(--font-heading);
            font-size: 38px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .category-hero h1 .highlight {
            color: var(--color-primary);
        }
        .category-hero .hero-desc {
            font-size: 15px;
            color: var(--color-text-light);
            line-height: 1.8;
            max-width: 720px;
            margin-top: 12px;
        }

        /* 板块通用标题 */
        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-light);
            margin-bottom: 32px;
            line-height: 1.7;
            max-width: 680px;
        }
        .section-header {
            margin-bottom: 32px;
        }

        /* 卡片样式 */
        .card-item {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .card-item .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            background: var(--color-primary-light);
        }
        .card-item .card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-item .card-title {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-item .card-desc {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 12px;
        }
        .card-item .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            font-size: 12px;
            color: var(--color-text-lighter);
        }
        .card-item .card-meta .tag {
            display: inline-block;
            padding: 3px 10px;
            background: var(--color-accent-light);
            color: var(--color-accent);
            border-radius: 20px;
            font-size: 12px;
        }
        .card-item .card-meta .date {
            color: var(--color-text-lighter);
        }

        /* 按钮 */
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-primary);
            color: var(--color-white);
            border: none;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
            text-decoration: none;
            cursor: pointer;
        }
        .btn-primary-custom:hover {
            background: var(--color-primary-dark);
            color: var(--color-white);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(196, 58, 43, 0.25);
        }
        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            transition: background var(--transition), color var(--transition), transform var(--transition);
            text-decoration: none;
        }
        .btn-outline-custom:hover {
            background: var(--color-primary-light);
            color: var(--color-primary-dark);
            transform: translateY(-1px);
        }

        /* 列表区 */
        .entry-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 20px;
        }
        .entry-list .card-item .card-title a {
            color: var(--color-text);
            text-decoration: none;
        }
        .entry-list .card-item .card-title a:hover {
            color: var(--color-primary);
        }

        /* 推荐区 */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 16px;
        }
        .recommend-item {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 18px;
            transition: box-shadow var(--transition), border-color var(--transition);
            text-decoration: none;
            display: block;
        }
        .recommend-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--color-border);
        }
        .recommend-item .rec-title {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
            line-height: 1.5;
        }
        .recommend-item .rec-desc {
            font-size: 13px;
            color: var(--color-text-light);
            line-height: 1.6;
        }

        /* 步骤条 */
        .step-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            counter-reset: step;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .step-item {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            position: relative;
            transition: box-shadow var(--transition);
        }
        .step-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .step-item::before {
            counter-increment: step;
            content: counter(step);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            color: var(--color-white);
            border-radius: 50%;
            font-size: 15px;
            font-weight: 700;
            font-family: var(--font-mono);
            margin-bottom: 14px;
        }
        .step-item .step-title {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .step-item .step-desc {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.7;
        }

        /* 标签云 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-cloud .tag-link {
            display: inline-block;
            padding: 7px 16px;
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: 20px;
            font-size: 13px;
            color: var(--color-text-light);
            text-decoration: none;
            transition: all var(--transition);
        }
        .tag-cloud .tag-link:hover {
            background: var(--color-primary-light);
            color: var(--color-primary);
            border-color: var(--color-border);
        }
        .tag-cloud .tag-link.hot {
            background: var(--color-primary);
            color: var(--color-white);
            border-color: var(--color-primary);
        }

        /* 订阅区 */
        .subscribe-box {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            text-align: center;
        }
        .subscribe-box .subscribe-title {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .subscribe-box .subscribe-desc {
            font-size: 14px;
            color: var(--color-text-light);
            margin-bottom: 20px;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 420px;
            margin: 0 auto;
        }
        .subscribe-form input {
            flex: 1;
            height: 44px;
            padding: 0 16px;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--color-text);
            background: var(--color-secondary);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(196, 58, 43, 0.08);
        }
        .subscribe-form input::placeholder {
            color: var(--color-text-lighter);
        }

        /* 底部 CTA */
        .bottom-cta {
            background: var(--color-text);
            color: var(--color-secondary);
            padding: 48px 0;
            text-align: center;
        }
        .bottom-cta .cta-title {
            font-family: var(--font-heading);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 12px;
        }
        .bottom-cta .cta-desc {
            font-size: 15px;
            color: rgba(247, 243, 236, 0.7);
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .bottom-cta .btn-primary-custom {
            background: var(--color-primary);
        }
        .bottom-cta .btn-primary-custom:hover {
            background: var(--color-primary-dark);
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-text);
            color: rgba(247, 243, 236, 0.85);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .site-footer .container:first-child {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(247, 243, 236, 0.1);
        }
        .site-footer h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 14px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: rgba(247, 243, 236, 0.7);
            text-decoration: none;
            font-size: 14px;
            transition: color var(--transition);
        }
        .site-footer ul li a:hover {
            color: var(--color-white);
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 13px;
            color: rgba(247, 243, 236, 0.65);
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 20px;
            font-size: 12px;
            color: rgba(247, 243, 236, 0.55);
        }
        .legal-links {
            display: flex;
            gap: 16px;
        }
        .legal-links a {
            color: rgba(247, 243, 236, 0.55);
            text-decoration: none;
            font-size: 12px;
        }
        .legal-links a:hover {
            color: var(--color-white);
        }

        /* 响应式 */
        @media (max-width: 1023px) {
            .entry-list {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
            .site-footer .container:first-child {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 767px) {
            :root {
                --section-gap: 40px;
                --container-padding: 16px;
                --nav-height: 60px;
                --trustbar-height: 32px;
            }
            body {
                padding-top: calc(var(--nav-height) + var(--trustbar-height));
            }
            .trust-bar .container {
                gap: 16px;
                font-size: 12px;
                overflow-x: auto;
                justify-content: flex-start;
                padding-left: 12px;
                padding-right: 12px;
            }
            .main-nav {
                display: none;
                position: fixed;
                top: calc(var(--nav-height) + var(--trustbar-height));
                left: 0;
                right: 0;
                background: rgba(247, 243, 236, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                gap: 0;
                padding: 16px 20px 24px;
                border-bottom: 1px solid var(--color-border);
                z-index: 99;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 14px 16px;
                font-size: 17px;
                border-bottom: 1px solid var(--color-border-light);
                border-radius: 0;
            }
            .main-nav a.active::after {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .section-title {
                font-size: 24px;
            }
            .entry-list {
                grid-template-columns: 1fr;
            }
            .recommend-grid {
                grid-template-columns: 1fr 1fr;
            }
            .step-list {
                grid-template-columns: 1fr;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .site-footer .container:first-child {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .recommend-grid {
                grid-template-columns: 1fr;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .card-item .card-title {
                font-size: 16px;
            }
        }

/* roulang page: category2 */
/* ========== 全站设计系统（与首页对齐，内页专用样式在后） ========== */
    :root {
      --color-primary: #C43A2B;
      --color-primary-dark: #A73325;
      --color-primary-light: #F0E0D8;
      --color-secondary: #F7F3EC;
      --color-text: #2E2A28;
      --color-text-light: #6B635C;
      --color-text-lighter: #8C837A;
      --color-accent: #C98A3B;
      --color-accent-light: #F5EBD8;
      --color-teal: #3A5A5E;
      --color-teal-light: #E8EEEE;
      --color-white: #FFFFFF;
      --color-border: rgba(196, 58, 43, 0.12);
      --color-border-light: rgba(46, 42, 40, 0.08);
      --radius-sm: 6px;
      --radius-md: 8px;
      --radius-lg: 12px;
      --shadow-sm: 0 1px 3px rgba(46, 42, 40, 0.04), 0 4px 12px rgba(46, 42, 40, 0.06);
      --shadow-hover: 0 6px 16px rgba(196, 58, 43, 0.10), 0 2px 6px rgba(46, 42, 40, 0.08);
      --shadow-lg: 0 12px 32px rgba(46, 42, 40, 0.10);
      --font-heading: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
      --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
      --font-mono: 'SFMono-Regular', 'Menlo', 'Consolas', 'Courier New', monospace;
      --section-gap: 48px;
      --section-gap-mobile: 40px;
      --container-max: 1200px;
      --container-padding: 24px;
      --container-padding-mobile: 16px;
      --transition: 0.2s ease;
      --nav-height: 64px;
    }

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

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

    body {
      font-family: var(--font-body);
      font-size: 16px;
      line-height: 1.75;
      color: var(--color-text);
      background-color: var(--color-secondary);
      padding-top: var(--nav-height);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    body.no-scroll {
      overflow: hidden;
    }

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

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

    a:hover {
      color: var(--color-primary-dark);
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
      outline: 2px solid var(--color-primary);
      outline-offset: 2px;
      border-radius: 2px;
    }

    button {
      font-family: var(--font-body);
      cursor: pointer;
      border: none;
      background: none;
    }

    input {
      font-family: var(--font-body);
    }

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

    /* ========== 导航 ========== */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: var(--nav-height);
      background: rgba(247, 243, 236, 0.96);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--color-border);
      z-index: 100;
      display: flex;
      align-items: center;
      transition: box-shadow var(--transition);
    }

    .site-header.scrolled {
      box-shadow: 0 2px 12px rgba(46, 42, 40, 0.08);
    }

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

    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-family: var(--font-heading);
      font-size: 22px;
      font-weight: 700;
      color: var(--color-text);
      letter-spacing: 0.02em;
      text-decoration: none;
      white-space: nowrap;
    }

    .logo:hover {
      color: var(--color-text);
    }

    .logo-icon {
      width: 36px;
      height: 36px;
      background: var(--color-primary);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .logo-icon svg {
      width: 20px;
      height: 20px;
      fill: none;
      stroke: var(--color-white);
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .logo-text {
      font-weight: 700;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .main-nav a {
      color: var(--color-text);
      font-size: 15px;
      padding: 8px 16px;
      border-radius: var(--radius-sm);
      position: relative;
      transition: color var(--transition), background-color var(--transition);
      text-decoration: none;
      white-space: nowrap;
    }

    .main-nav a:hover {
      color: var(--color-primary);
      background-color: var(--color-primary-light);
    }

    .main-nav a.active {
      color: var(--color-primary);
      font-weight: 600;
    }

    .main-nav a.active::after {
      content: '';
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 4px;
      height: 2px;
      background: var(--color-primary);
      border-radius: 2px;
    }

    .nav-toggle {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 44px;
      height: 44px;
      padding: 10px;
      background: transparent;
      border: none;
      cursor: pointer;
      border-radius: var(--radius-sm);
    }

    .nav-toggle span {
      display: block;
      height: 2px;
      width: 100%;
      background: var(--color-text);
      border-radius: 2px;
      transition: all var(--transition);
    }

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

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

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

    /* ========== 页头分类区 ========== */
    .page-hero {
      position: relative;
      background-image: url('/assets/images/8a0ce5a5791be49f.jpg');
      background-size: cover;
      background-position: center;
      padding: 56px 0 48px;
      color: #fff;
      overflow: hidden;
    }

    .page-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(46, 42, 40, 0.68);
      z-index: 1;
    }

    .page-hero .container {
      position: relative;
      z-index: 2;
    }

    .breadcrumb-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.75);
      margin-bottom: 16px;
    }

    .breadcrumb-nav a {
      color: rgba(255, 255, 255, 0.85);
      transition: color var(--transition);
    }

    .breadcrumb-nav a:hover {
      color: #fff;
    }

    .breadcrumb-nav .sep {
      opacity: 0.5;
    }

    .page-hero h1 {
      font-family: var(--font-heading);
      font-size: 38px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
      letter-spacing: 0.01em;
    }

    .page-hero .hero-desc {
      font-size: 17px;
      color: rgba(255, 255, 255, 0.88);
      max-width: 680px;
      line-height: 1.75;
    }

    /* ========== 通用板块 ========== */
    .section {
      padding: var(--section-gap) 0;
    }

    .section-alt {
      background-color: var(--color-white);
      border-top: 1px solid var(--color-border-light);
      border-bottom: 1px solid var(--color-border-light);
    }

    .section-heading {
      font-family: var(--font-heading);
      font-size: 28px;
      font-weight: 700;
      color: var(--color-text);
      margin-bottom: 8px;
      letter-spacing: 0.01em;
    }

    .section-sub {
      font-size: 16px;
      color: var(--color-text-light);
      margin-bottom: 32px;
      max-width: 640px;
    }

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

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

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

    .article-card-img {
      width: 100%;
      height: 180px;
      object-fit: cover;
      background-color: var(--color-primary-light);
    }

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

    .article-card-title {
      font-family: var(--font-heading);
      font-size: 18px;
      font-weight: 700;
      color: var(--color-text);
      margin-bottom: 8px;
      line-height: 1.45;
    }

    .article-card-title a {
      color: var(--color-text);
      transition: color var(--transition);
    }

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

    .article-card-summary {
      font-size: 14px;
      color: var(--color-text-light);
      line-height: 1.7;
      flex: 1;
      margin-bottom: 12px;
    }

    .article-card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      flex-wrap: wrap;
    }

    .article-date {
      font-size: 12px;
      color: var(--color-text-lighter);
      font-family: var(--font-mono);
    }

    .tag-list {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .tag {
      display: inline-block;
      background: var(--color-accent-light);
      color: var(--color-accent);
      font-size: 12px;
      padding: 3px 10px;
      border-radius: 999px;
      line-height: 1.5;
    }

    /* ========== 精读推荐 ========== */
    .featured-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

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

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

    .featured-card-img {
      width: 100%;
      height: 120px;
      object-fit: cover;
      background-color: var(--color-primary-light);
    }

    .featured-card-body {
      padding: 14px 16px 16px;
    }

    .featured-card-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--color-text);
      line-height: 1.45;
      margin-bottom: 6px;
    }

    .featured-card-title a {
      color: var(--color-text);
    }

    .featured-card-title a:hover {
      color: var(--color-primary);
    }

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

    /* ========== 实务操作要点 ========== */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .step-item {
      background: var(--color-white);
      border: 1px solid var(--color-border-light);
      border-left: 4px solid var(--color-primary);
      border-radius: var(--radius-md);
      padding: 22px 20px;
      box-shadow: var(--shadow-sm);
      transition: box-shadow var(--transition), transform var(--transition);
    }

    .step-item:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }

    .step-number {
      font-family: var(--font-mono);
      font-size: 14px;
      font-weight: 700;
      color: var(--color-primary);
      background: var(--color-primary-light);
      display: inline-block;
      padding: 2px 10px;
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
    }

    .step-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--color-text);
      margin-bottom: 8px;
      font-family: var(--font-heading);
    }

    .step-desc {
      font-size: 14px;
      color: var(--color-text-light);
      line-height: 1.75;
    }

    /* ========== 标签聚合 ========== */
    .tags-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag-link {
      display: inline-block;
      background: var(--color-white);
      border: 1px solid var(--color-border);
      color: var(--color-text);
      font-size: 14px;
      padding: 8px 18px;
      border-radius: 999px;
      transition: all var(--transition);
      text-decoration: none;
    }

    .tag-link:hover {
      background: var(--color-primary);
      border-color: var(--color-primary);
      color: #fff;
      box-shadow: var(--shadow-sm);
    }

    /* ========== 订阅引导 ========== */
    .subscribe-section {
      background: var(--color-text);
      color: #fff;
      padding: 48px 0;
    }

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

    .subscribe-info {
      max-width: 480px;
    }

    .subscribe-info h2 {
      font-family: var(--font-heading);
      font-size: 26px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }

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

    .subscribe-form {
      display: flex;
      gap: 12px;
      flex: 1;
      min-width: 280px;
      max-width: 480px;
    }

    .subscribe-form input {
      flex: 1;
      height: 44px;
      padding: 0 16px;
      border: 1px solid rgba(255, 255, 255, 0.25);
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.08);
      color: #fff;
      font-size: 14px;
      transition: border-color var(--transition);
    }

    .subscribe-form input::placeholder {
      color: rgba(255, 255, 255, 0.5);
    }

    .subscribe-form input:focus {
      outline: none;
      border-color: var(--color-primary);
    }

    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--color-primary);
      color: #fff;
      font-size: 15px;
      font-weight: 600;
      padding: 10px 24px;
      border-radius: var(--radius-sm);
      border: none;
      cursor: pointer;
      transition: background-color var(--transition), box-shadow var(--transition);
      white-space: nowrap;
    }

    .btn-primary:hover {
      background: var(--color-primary-dark);
      box-shadow: var(--shadow-sm);
    }

    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: transparent;
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.4);
      font-size: 15px;
      font-weight: 600;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: background-color var(--transition), border-color var(--transition);
      white-space: nowrap;
    }

    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.6);
    }

    /* ========== 页脚 ========== */
    .site-footer {
      background: #26211E;
      color: rgba(255, 255, 255, 0.8);
      padding: 48px 0 24px;
      margin-top: auto;
    }

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

    .footer-brand {
      font-family: var(--font-heading);
      font-size: 22px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }

    .footer-desc {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.65);
      line-height: 1.7;
      max-width: 360px;
    }

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

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

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

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

    .site-footer ul a:hover {
      color: #fff;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      padding-top: 24px;
      margin-top: 32px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      font-size: 13px;
      color: rgba(255, 255, 255, 0.5);
    }

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

    .legal-links a {
      color: rgba(255, 255, 255, 0.5);
    }

    .legal-links a:hover {
      color: #fff;
    }

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

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

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

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

    @media (max-width: 768px) {
      :root {
        --section-gap: 40px;
        --container-padding: 16px;
        --nav-height: 60px;
      }

      body {
        padding-top: var(--nav-height);
      }

      .main-nav {
        display: none;
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: rgba(247, 243, 236, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px 16px 16px;
        z-index: 99;
      }

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

      .main-nav a {
        font-size: 18px;
        padding: 14px 16px;
        border-radius: var(--radius-sm);
        text-align: center;
      }

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

      .nav-toggle {
        display: flex;
      }

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

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

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

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

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

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

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

      .subscribe-inner {
        flex-direction: column;
        align-items: stretch;
      }

      .subscribe-form {
        flex-direction: column;
      }

      .subscribe-form input {
        width: 100%;
      }

      .subscribe-form .btn-primary {
        width: 100%;
      }

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

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
    }

    @media (max-width: 520px) {
      .page-hero h1 {
        font-size: 26px;
      }

      .section {
        padding: 32px 0;
      }

      .article-card-img {
        height: 160px;
      }

      .featured-card-img {
        height: 100px;
      }

      .breadcrumb-nav {
        font-size: 13px;
        flex-wrap: wrap;
      }
    }

/* roulang page: category3 */
:root {
        --color-primary: #C43A2B;
        --color-primary-dark: #A73325;
        --color-primary-light: #F0E0D8;
        --color-secondary: #F7F3EC;
        --color-text: #2E2A28;
        --color-text-light: #6B635C;
        --color-text-lighter: #8C837A;
        --color-accent: #C98A3B;
        --color-accent-light: #F5EBD8;
        --color-teal: #3A5A5E;
        --color-teal-light: #E8EEEE;
        --color-white: #FFFFFF;
        --color-border: rgba(196, 58, 43, 0.12);
        --color-border-light: rgba(46, 42, 40, 0.08);
        --radius-sm: 6px;
        --radius-md: 8px;
        --radius-lg: 12px;
        --shadow-sm: 0 1px 3px rgba(46, 42, 40, 0.04), 0 4px 12px rgba(46, 42, 40, 0.06);
        --shadow-hover: 0 6px 16px rgba(196, 58, 43, 0.10), 0 2px 6px rgba(46, 42, 40, 0.08);
        --shadow-lg: 0 12px 32px rgba(46, 42, 40, 0.10);
        --font-heading: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
        --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
        --font-mono: 'SFMono-Regular', 'Menlo', 'Consolas', 'Courier New', monospace;
        --section-gap: 64px;
        --section-gap-mobile: 40px;
        --container-max: 1200px;
        --container-padding: 24px;
        --container-padding-mobile: 16px;
        --transition: 0.2s ease;
        --nav-height: 64px;
        --trustbar-height: 36px;
    }

    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }
    * {
        box-sizing: border-box;
    }
    body {
        font-family: var(--font-body);
        font-size: 16px;
        line-height: 1.75;
        color: var(--color-text);
        background-color: var(--color-secondary);
        padding-top: calc(var(--nav-height) + var(--trustbar-height));
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        margin: 0;
    }
    body.no-scroll {
        overflow: hidden;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    a {
        color: var(--color-primary);
        text-decoration: none;
        transition: color var(--transition);
    }
    a:hover {
        color: var(--color-primary-dark);
    }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
        outline: 2px solid var(--color-primary);
        outline-offset: 2px;
        border-radius: 2px;
    }
    button {
        font-family: var(--font-body);
        cursor: pointer;
    }
    input {
        font-family: var(--font-body);
    }
    .container {
        max-width: var(--container-max);
        margin: 0 auto;
        padding-left: var(--container-padding);
        padding-right: var(--container-padding);
    }

    /* 顶部信任条 */
    .trust-bar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: var(--trustbar-height);
        background: var(--color-text);
        color: #F7F3EC;
        display: flex;
        align-items: center;
        z-index: 101;
        font-size: 12px;
        letter-spacing: 0.02em;
    }
    .trust-bar .container {
        display: flex;
        justify-content: center;
        gap: 36px;
        white-space: nowrap;
        overflow: hidden;
        width: 100%;
    }
    .trust-bar .trust-item {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: #F7F3EC;
    }
    .trust-bar .trust-item .dot {
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: var(--color-accent);
        display: inline-block;
    }

    /* 导航 */
    .site-header {
        position: fixed;
        top: var(--trustbar-height);
        left: 0;
        right: 0;
        height: var(--nav-height);
        background: rgba(247, 243, 236, 0.96);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--color-border);
        z-index: 100;
        display: flex;
        align-items: center;
        transition: box-shadow var(--transition);
    }
    .site-header.scrolled {
        box-shadow: 0 2px 12px rgba(46, 42, 40, 0.08);
    }
    .site-header .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
    }
    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-family: var(--font-heading);
        font-size: 22px;
        font-weight: 700;
        color: var(--color-text);
        letter-spacing: 0.02em;
        text-decoration: none;
        white-space: nowrap;
    }
    .logo:hover {
        color: var(--color-text);
    }
    .logo-icon {
        width: 36px;
        height: 36px;
        background: var(--color-primary);
        border-radius: var(--radius-sm);
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }
    .logo-icon svg {
        width: 20px;
        height: 20px;
        fill: none;
        stroke: var(--color-white);
        stroke-width: 2;
        stroke-linecap: round;
        stroke-linejoin: round;
    }
    .logo-text {
        font-weight: 700;
    }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .main-nav a {
        color: var(--color-text);
        font-size: 15px;
        padding: 8px 16px;
        border-radius: var(--radius-sm);
        transition: all var(--transition);
        white-space: nowrap;
    }
    .main-nav a:hover {
        color: var(--color-primary);
        background: var(--color-primary-light);
    }
    .main-nav a.active {
        color: var(--color-primary);
        font-weight: 600;
        position: relative;
    }
    .main-nav a.active::after {
        content: '';
        position: absolute;
        left: 16px;
        right: 16px;
        bottom: 4px;
        height: 2px;
        background: var(--color-primary);
        border-radius: 2px;
    }
    .nav-toggle {
        display: none;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        background: none;
        border: none;
        padding: 6px;
        width: 44px;
        height: 44px;
        align-items: center;
    }
    .nav-toggle span {
        width: 22px;
        height: 2px;
        background: var(--color-text);
        border-radius: 2px;
        transition: all 0.3s ease;
    }
    .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);
    }

    /* 主体 */
    .site-main {
        flex: 1;
        padding-bottom: var(--section-gap);
    }
    .section {
        padding: var(--section-gap) 0;
    }
    .section-alt {
        background: var(--color-white);
        border-top: 1px solid var(--color-border);
        border-bottom: 1px solid var(--color-border);
    }
    .section-title {
        font-family: var(--font-heading);
        font-size: 28px;
        font-weight: 700;
        color: var(--color-text);
        margin-bottom: 8px;
    }
    .section-lead {
        font-size: 16px;
        color: var(--color-text-light);
        max-width: 720px;
        margin-bottom: 28px;
    }
    .section-header {
        display: flex;
        flex-direction: column;
        gap: 4px;
        margin-bottom: 24px;
    }
    .section-header .section-more {
        align-self: flex-start;
        font-size: 14px;
        font-weight: 500;
        border-bottom: 1px solid var(--color-primary);
        padding-bottom: 2px;
    }

    /* 分类 H1 区 */
    .page-hero {
        padding: 56px 0 32px;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-border);
        position: relative;
        overflow: hidden;
    }
    .page-hero .container {
        position: relative;
        z-index: 1;
    }
    .page-hero .breadcrumb-nav {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 13px;
        color: var(--color-text-lighter);
        margin-bottom: 16px;
        flex-wrap: wrap;
    }
    .page-hero .breadcrumb-nav a {
        color: var(--color-text-light);
    }
    .page-hero .breadcrumb-nav a:hover {
        color: var(--color-primary);
    }
    .page-hero .breadcrumb-nav .sep {
        color: var(--color-text-lighter);
    }
    .page-hero h1 {
        font-family: var(--font-heading);
        font-size: 36px;
        font-weight: 700;
        color: var(--color-text);
        margin-bottom: 12px;
    }
    .page-hero .hero-desc {
        font-size: 17px;
        color: var(--color-text-light);
        max-width: 780px;
        line-height: 1.9;
    }
    .page-hero .hero-deco {
        position: absolute;
        right: 5%;
        top: 50%;
        transform: translateY(-50%);
        font-family: var(--font-heading);
        font-size: 100px;
        font-weight: 700;
        color: rgba(196, 58, 43, 0.05);
        pointer-events: none;
        user-select: none;
        line-height: 1;
    }

    /* 卡片/列表主体 */
    .template-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .template-card {
        background: var(--color-white);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: all var(--transition);
        display: flex;
        flex-direction: column;
    }
    .template-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-2px);
    }
    .template-card .card-img {
        aspect-ratio: 16/10;
        overflow: hidden;
        background: var(--color-primary-light);
        position: relative;
    }
    .template-card .card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .template-card:hover .card-img img {
        transform: scale(1.03);
    }
    .template-card .card-img .card-doc-type {
        position: absolute;
        top: 12px;
        left: 12px;
        background: rgba(46, 42, 40, 0.78);
        color: #fff;
        font-size: 12px;
        padding: 3px 10px;
        border-radius: 20px;
        letter-spacing: 0.02em;
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
    }
    .template-card .card-body {
        padding: 18px 18px 16px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }
    .template-card .card-title {
        font-family: var(--font-heading);
        font-size: 18px;
        font-weight: 700;
        color: var(--color-text);
        margin-bottom: 8px;
        line-height: 1.5;
    }
    .template-card .card-title a {
        color: var(--color-text);
    }
    .template-card .card-title a:hover {
        color: var(--color-primary);
    }
    .template-card .card-text {
        font-size: 14px;
        color: var(--color-text-light);
        margin-bottom: 14px;
        flex: 1;
    }
    .template-card .card-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 12px;
        color: var(--color-text-lighter);
    }
    .template-card .card-tags {
        display: flex;
        gap: 6px;
        flex-wrap: wrap;
    }
    .template-card .badge-tag {
        background: var(--color-accent-light);
        color: #8a5a1a;
        font-size: 11px;
        padding: 2px 8px;
        border-radius: 20px;
        white-space: nowrap;
    }
    .template-card .badge-type {
        background: var(--color-teal-light);
        color: var(--color-teal);
        font-size: 11px;
        padding: 2px 8px;
        border-radius: 20px;
    }
    .template-card .card-link {
        font-size: 13px;
        font-weight: 500;
        display: inline-flex;
        align-items: center;
        gap: 4px;
        margin-top: 8px;
    }
    .template-card .card-link::after {
        content: '→';
        transition: transform var(--transition);
    }
    .template-card .card-link:hover::after {
        transform: translateX(4px);
    }

    /* 支撑板块 A - 热门推荐列表 */
    .featured-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    .featured-item {
        background: var(--color-white);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        padding: 16px 18px;
        display: flex;
        align-items: flex-start;
        gap: 14px;
        transition: all var(--transition);
        box-shadow: var(--shadow-sm);
    }
    .featured-item:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-2px);
    }
    .featured-item .featured-num {
        font-family: var(--font-mono);
        font-size: 20px;
        font-weight: 700;
        color: var(--color-primary);
        line-height: 1.4;
        flex-shrink: 0;
        min-width: 28px;
    }
    .featured-item .featured-content {
        flex: 1;
    }
    .featured-item .featured-title {
        font-size: 16px;
        font-weight: 600;
        color: var(--color-text);
        margin-bottom: 4px;
        line-height: 1.5;
    }
    .featured-item .featured-title a {
        color: var(--color-text);
    }
    .featured-item .featured-title a:hover {
        color: var(--color-primary);
    }
    .featured-item .featured-desc {
        font-size: 13px;
        color: var(--color-text-light);
        margin-bottom: 6px;
    }
    .featured-item .featured-date {
        font-size: 12px;
        color: var(--color-text-lighter);
    }

    /* 支撑板块 B - 步骤要点 */
    .steps-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }
    .step-item {
        background: var(--color-white);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        padding: 20px 18px;
        position: relative;
        transition: all var(--transition);
        box-shadow: var(--shadow-sm);
    }
    .step-item:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-2px);
    }
    .step-item .step-num {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 28px;
        height: 28px;
        background: var(--color-primary);
        color: var(--color-white);
        border-radius: 50%;
        font-size: 14px;
        font-weight: 700;
        margin-bottom: 12px;
    }
    .step-item .step-title {
        font-size: 15px;
        font-weight: 600;
        color: var(--color-text);
        margin-bottom: 6px;
    }
    .step-item .step-text {
        font-size: 13px;
        color: var(--color-text-light);
        line-height: 1.7;
    }

    /* 支撑板块 C - 标签云 */
    .tag-cloud {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }
    .tag-cloud .tag-link {
        display: inline-block;
        padding: 6px 14px;
        background: var(--color-white);
        border: 1px solid var(--color-border);
        border-radius: 30px;
        font-size: 13px;
        color: var(--color-text-light);
        transition: all var(--transition);
    }
    .tag-cloud .tag-link:hover {
        background: var(--color-primary);
        color: var(--color-white);
        border-color: var(--color-primary);
        transform: translateY(-1px);
        box-shadow: var(--shadow-hover);
    }

    /* 支撑板块 D - 互动区/订阅 */
    .interaction-panel {
        background: var(--color-white);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        padding: 28px 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
        flex-wrap: wrap;
        box-shadow: var(--shadow-sm);
    }
    .interaction-panel .interaction-text {
        flex: 1;
        min-width: 240px;
    }
    .interaction-panel .interaction-title {
        font-family: var(--font-heading);
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 6px;
        color: var(--color-text);
    }
    .interaction-panel .interaction-desc {
        font-size: 14px;
        color: var(--color-text-light);
    }
    .form-subscribe {
        display: flex;
        gap: 10px;
        align-items: center;
        min-width: 280px;
    }
    .form-subscribe input[type="email"] {
        flex: 1;
        height: 44px;
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-sm);
        padding: 0 16px;
        font-size: 14px;
        background: var(--color-secondary);
        color: var(--color-text);
        transition: border-color var(--transition), background var(--transition);
    }
    .form-subscribe input[type="email"]::placeholder {
        color: var(--color-text-lighter);
    }
    .form-subscribe input[type="email"]:focus {
        outline: none;
        border-color: var(--color-primary);
        background: var(--color-white);
    }
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 12px 24px;
        border-radius: var(--radius-sm);
        font-size: 15px;
        font-weight: 500;
        border: 1px solid transparent;
        transition: all var(--transition);
        white-space: nowrap;
        text-decoration: none;
        line-height: 1.4;
    }
    .btn-primary {
        background: var(--color-primary);
        color: var(--color-white);
        border-color: var(--color-primary);
    }
    .btn-primary:hover {
        background: var(--color-primary-dark);
        border-color: var(--color-primary-dark);
        color: var(--color-white);
        transform: translateY(-1px);
        box-shadow: var(--shadow-hover);
    }
    .btn-outline {
        background: transparent;
        color: var(--color-primary);
        border-color: var(--color-primary);
    }
    .btn-outline:hover {
        background: var(--color-primary-light);
        color: var(--color-primary-dark);
        border-color: var(--color-primary);
        transform: translateY(-1px);
    }
    .btn-sm {
        padding: 8px 16px;
        font-size: 13px;
    }
    .btn-lg {
        padding: 14px 28px;
        font-size: 16px;
    }

    /* 支撑板块 E - 底部 CTA */
    .bottom-cta {
        background: var(--color-text);
        border-radius: var(--radius-lg);
        padding: 40px 32px;
        text-align: center;
        color: var(--color-white);
        position: relative;
        overflow: hidden;
    }
    .bottom-cta::after {
        content: '';
        position: absolute;
        top: -40%;
        right: -10%;
        width: 300px;
        height: 300px;
        border-radius: 50%;
        background: rgba(196, 58, 43, 0.18);
        pointer-events: none;
    }
    .bottom-cta .cta-text {
        font-family: var(--font-heading);
        font-size: 24px;
        font-weight: 700;
        margin-bottom: 8px;
        position: relative;
        z-index: 1;
    }
    .bottom-cta .cta-sub {
        font-size: 15px;
        color: rgba(247, 243, 236, 0.8);
        margin-bottom: 24px;
        position: relative;
        z-index: 1;
        max-width: 560px;
        margin-left: auto;
        margin-right: auto;
    }
    .bottom-cta .cta-actions {
        display: flex;
        gap: 16px;
        justify-content: center;
        flex-wrap: wrap;
        position: relative;
        z-index: 1;
    }

    /* 页脚 */
    .site-footer {
        background: var(--color-text);
        color: #F7F3EC;
        padding: 48px 0 24px;
        margin-top: auto;
        border-top: 4px solid var(--color-primary);
    }
    .site-footer .container {
        display: flex;
        flex-wrap: wrap;
        gap: 40px;
        justify-content: space-between;
    }
    .site-footer .footer-column {
        min-width: 160px;
    }
    .site-footer .footer-column:first-child {
        max-width: 320px;
    }
    .footer-brand {
        font-family: var(--font-heading);
        font-size: 22px;
        font-weight: 700;
        margin-bottom: 10px;
        color: #fff;
    }
    .footer-desc {
        font-size: 13px;
        line-height: 1.8;
        color: rgba(247, 243, 236, 0.7);
    }
    .site-footer h4 {
        font-size: 14px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 14px;
        letter-spacing: 0.04em;
    }
    .site-footer ul {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .site-footer ul li {
        margin-bottom: 8px;
    }
    .site-footer ul li a {
        color: rgba(247, 243, 236, 0.75);
        font-size: 13px;
        transition: color var(--transition);
    }
    .site-footer ul li a:hover {
        color: #fff;
        padding-left: 4px;
    }
    .footer-bottom {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 16px;
        padding-top: 24px;
        margin-top: 24px;
        border-top: 1px solid rgba(247, 243, 236, 0.15);
        font-size: 12px;
        color: rgba(247, 243, 236, 0.6);
    }
    .footer-bottom .legal-links {
        display: flex;
        gap: 16px;
    }
    .footer-bottom .legal-links a {
        color: rgba(247, 243, 236, 0.6);
        font-size: 12px;
    }
    .footer-bottom .legal-links a:hover {
        color: #fff;
    }

    /* 响应式 */
    @media (max-width: 1024px) {
        .template-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .steps-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .featured-list {
            grid-template-columns: 1fr;
        }
    }
    @media (max-width: 768px) {
        :root {
            --section-gap: 40px;
            --container-padding: 16px;
            --nav-height: 60px;
            --trustbar-height: 32px;
        }
        body {
            padding-top: calc(var(--nav-height) + var(--trustbar-height));
        }
        .trust-bar .container {
            gap: 16px;
            font-size: 11px;
        }
        .trust-bar .trust-item .dot {
            display: none;
        }
        .site-header {
            height: var(--nav-height);
        }
        .main-nav {
            position: fixed;
            top: calc(var(--trustbar-height) + var(--nav-height));
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(247, 243, 236, 0.98);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            flex-direction: column;
            align-items: stretch;
            justify-content: flex-start;
            padding: 24px 16px;
            gap: 8px;
            transform: translateX(100%);
            transition: transform 0.3s ease;
            display: flex;
            z-index: 99;
        }
        .main-nav.open {
            transform: translateX(0);
        }
        .main-nav a {
            font-size: 18px;
            padding: 14px 16px;
            border-bottom: 1px solid var(--color-border);
            text-align: left;
        }
        .main-nav a.active::after {
            display: none;
        }
        .nav-toggle {
            display: flex;
        }
        .page-hero {
            padding: 40px 0 24px;
        }
        .page-hero h1 {
            font-size: 28px;
        }
        .page-hero .hero-desc {
            font-size: 15px;
        }
        .page-hero .hero-deco {
            font-size: 60px;
            right: 2%;
        }
        .section-title {
            font-size: 22px;
        }
        .template-grid {
            grid-template-columns: 1fr;
            gap: 16px;
        }
        .steps-grid {
            grid-template-columns: 1fr;
        }
        .interaction-panel {
            padding: 20px 16px;
        }
        .form-subscribe {
            flex-direction: column;
            min-width: auto;
            width: 100%;
        }
        .form-subscribe input[type="email"] {
            width: 100%;
        }
        .bottom-cta {
            padding: 28px 20px;
        }
        .bottom-cta .cta-text {
            font-size: 20px;
        }
        .site-footer .container {
            gap: 24px;
        }
        .footer-bottom {
            flex-direction: column;
            align-items: flex-start;
            gap: 8px;
        }
    }
    @media (max-width: 520px) {
        .trust-bar .container {
            gap: 8px;
            font-size: 10px;
        }
        .trust-bar .trust-item:nth-child(3) {
            display: none;
        }
        .page-hero h1 {
            font-size: 24px;
        }
        .section-title {
            font-size: 20px;
        }
    }

/* roulang page: category4 */
:root {
            --color-primary: #C43A2B;
            --color-primary-dark: #A73325;
            --color-primary-light: #F0E0D8;
            --color-secondary: #F7F3EC;
            --color-text: #2E2A28;
            --color-text-light: #6B635C;
            --color-text-lighter: #8C837A;
            --color-accent: #C98A3B;
            --color-accent-light: #F5EBD8;
            --color-teal: #3A5A5E;
            --color-teal-light: #E8EEEE;
            --color-white: #FFFFFF;
            --color-border: rgba(196, 58, 43, 0.12);
            --color-border-light: rgba(46, 42, 40, 0.08);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(46, 42, 40, 0.04), 0 4px 12px rgba(46, 42, 40, 0.06);
            --shadow-hover: 0 6px 16px rgba(196, 58, 43, 0.10), 0 2px 6px rgba(46, 42, 40, 0.08);
            --shadow-lg: 0 12px 32px rgba(46, 42, 40, 0.10);
            --font-heading: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
            --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'SFMono-Regular', 'Menlo', 'Consolas', 'Courier New', monospace;
            --section-gap: 64px;
            --section-gap-mobile: 40px;
            --container-max: 1200px;
            --container-padding: 24px;
            --container-padding-mobile: 16px;
            --transition: 0.2s ease;
            --nav-height: 64px;
            --trustbar-height: 36px;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-secondary);
            padding-top: calc(var(--nav-height) + var(--trustbar-height));
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        body.no-scroll {
            overflow: hidden;
        }

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

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

        a:hover {
            color: var(--color-primary-dark);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 2px;
        }

        button {
            font-family: var(--font-body);
            cursor: pointer;
        }

        input {
            font-family: var(--font-body);
        }

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

        .trust-bar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--trustbar-height);
            background: var(--color-text);
            color: rgba(255, 255, 255, 0.85);
            font-size: 12px;
            z-index: 101;
            display: flex;
            align-items: center;
            white-space: nowrap;
            overflow: hidden;
        }

        .trust-bar .container {
            display: flex;
            justify-content: center;
            gap: 32px;
            white-space: nowrap;
            overflow: hidden;
        }

        .trust-bar span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .trust-bar .dot {
            width: 4px;
            height: 4px;
            background: var(--color-accent);
            border-radius: 50%;
            display: inline-block;
        }

        .site-header {
            position: fixed;
            top: var(--trustbar-height);
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: rgba(247, 243, 236, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            z-index: 100;
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(46, 42, 40, 0.08);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.02em;
            text-decoration: none;
            white-space: nowrap;
        }

        .logo:hover {
            color: var(--color-text);
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .logo-icon svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: var(--color-white);
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .logo-text {
            font-weight: 700;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 1px;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            background: none;
            border: none;
            padding: 10px;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text);
            border-radius: 1px;
            transition: all 0.3s ease;
        }

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

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

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

        .main-nav.mobile-open {
            display: flex;
            position: fixed;
            top: calc(var(--nav-height) + var(--trustbar-height));
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(247, 243, 236, 0.98);
            flex-direction: column;
            align-items: center;
            justify-content: flex-start;
            gap: 8px;
            padding: 32px 24px;
            z-index: 99;
            overflow-y: auto;
        }

        .main-nav.mobile-open a {
            font-size: 20px;
            padding: 14px 24px;
            width: 100%;
            text-align: center;
            border-bottom: 1px solid var(--color-border);
        }

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

        main {
            flex: 1;
        }

        .page-hero {
            background: linear-gradient(135deg, var(--color-white) 0%, var(--color-primary-light) 50%, var(--color-secondary) 100%);
            padding: 48px 0 40px;
            border-bottom: 1px solid var(--color-border);
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            background: var(--color-accent-light);
            border-radius: 50%;
            opacity: 0.5;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 180px;
            height: 180px;
            background: var(--color-teal-light);
            border-radius: 50%;
            opacity: 0.4;
            pointer-events: none;
        }

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

        .breadcrumb-nav {
            font-size: 13px;
            color: var(--color-text-lighter);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--color-text-light);
            font-size: 13px;
        }

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

        .breadcrumb-nav .sep {
            color: var(--color-text-lighter);
            font-size: 12px;
        }

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

        .page-hero h1 {
            font-family: var(--font-heading);
            font-size: 34px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }

        .page-hero h1 .highlight {
            color: var(--color-primary);
        }

        .page-hero .hero-desc {
            font-size: 16px;
            color: var(--color-text-light);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .page-hero .hero-meta {
            display: flex;
            gap: 16px;
            margin-top: 16px;
            flex-wrap: wrap;
        }

        .page-hero .hero-meta span {
            font-size: 13px;
            color: var(--color-text-lighter);
            display: flex;
            align-items: center;
            gap: 6px;
        }

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

        .section-alt {
            background: var(--color-white);
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-light);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 24px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .section-header .section-title-group {
            flex: 1;
            min-width: 280px;
        }

        .section-link {
            font-size: 14px;
            color: var(--color-primary);
            font-weight: 500;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .section-link:hover {
            color: var(--color-primary-dark);
            gap: 8px;
        }

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

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

        .case-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(196, 58, 43, 0.22);
        }

        .case-card .card-image {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-secondary);
        }

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

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

        .case-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-primary);
            color: var(--color-white);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }

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

        .case-card .card-title {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .case-card .card-title a {
            color: var(--color-text);
        }

        .case-card .card-title a:hover {
            color: var(--color-primary);
        }

        .case-card .card-summary {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .case-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--color-text-lighter);
            border-top: 1px solid var(--color-border-light);
            padding-top: 12px;
        }

        .case-card .card-tag {
            background: var(--color-accent-light);
            color: var(--color-accent);
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 500;
        }

        .case-card .card-date {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .recommend-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .recommend-item {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: all var(--transition);
            text-decoration: none;
        }

        .recommend-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--color-border);
            transform: translateY(-1px);
        }

        .recommend-item .rec-num {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            flex-shrink: 0;
            min-width: 36px;
            text-align: center;
        }

        .recommend-item .rec-content {
            flex: 1;
        }

        .recommend-item .rec-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
            line-height: 1.5;
        }

        .recommend-item .rec-title a {
            color: var(--color-text);
        }

        .recommend-item .rec-title a:hover {
            color: var(--color-primary);
        }

        .recommend-item .rec-desc {
            font-size: 13px;
            color: var(--color-text-light);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .steps-horizontal {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            counter-reset: step-counter;
        }

        .step-item {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            position: relative;
            transition: all var(--transition);
            counter-increment: step-counter;
        }

        .step-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .step-item::before {
            content: counter(step-counter, decimal-leading-zero);
            font-family: var(--font-mono);
            font-size: 40px;
            font-weight: 700;
            color: var(--color-primary-light);
            line-height: 1;
            display: block;
            margin-bottom: 12px;
        }

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

        .step-item .step-desc {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud a {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            color: var(--color-text-light);
            background: var(--color-white);
            border: 1px solid var(--color-border);
            transition: all var(--transition);
            text-decoration: none;
        }

        .tag-cloud a:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background: var(--color-primary-light);
        }

        .tag-cloud a.tag-highlight {
            background: var(--color-primary);
            color: var(--color-white);
            border-color: var(--color-primary);
        }

        .tag-cloud a.tag-highlight:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
        }

        .interaction-box {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            display: flex;
            gap: 24px;
            align-items: flex-start;
            flex-wrap: wrap;
        }

        .interaction-box .interaction-icon {
            width: 56px;
            height: 56px;
            background: var(--color-teal-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .interaction-box .interaction-icon svg {
            width: 28px;
            height: 28px;
            fill: none;
            stroke: var(--color-teal);
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .interaction-box .interaction-content {
            flex: 1;
            min-width: 260px;
        }

        .interaction-box .interaction-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
            font-family: var(--font-heading);
        }

        .interaction-box .interaction-desc {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .bottom-cta {
            background: var(--color-text);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            color: var(--color-white);
        }

        .bottom-cta .cta-text {
            flex: 1;
            min-width: 260px;
        }

        .bottom-cta .cta-title {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 6px;
        }

        .bottom-cta .cta-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.01em;
        }

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

        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: var(--color-white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-white);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--color-white);
            border-color: var(--color-white);
        }

        .btn-outline-primary {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }

        .btn-outline-primary:hover {
            background: var(--color-primary-light);
            color: var(--color-primary-dark);
            border-color: var(--color-primary);
            transform: translateY(-1px);
        }

        .site-footer {
            background: var(--color-text);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            margin-top: auto;
        }

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

        .footer-brand {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 8px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 0;
            max-width: 320px;
        }

        .site-footer h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-white);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

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

        .site-footer ul li {
            margin-bottom: 6px;
        }

        .site-footer ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            text-decoration: none;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
        }

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

        .footer-bottom .legal-links a {
            color: rgba(255, 255, 255, 0.45);
            font-size: 12px;
            text-decoration: none;
        }

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

        @media (max-width: 1024px) {
            .card-list-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

        @media (max-width: 768px) {
            :root {
                --section-gap: 40px;
                --container-padding: 16px;
                --nav-height: 60px;
                --trustbar-height: 32px;
            }

            body {
                padding-top: calc(var(--nav-height) + var(--trustbar-height));
                font-size: 15px;
            }

            .trust-bar {
                font-size: 11px;
            }

            .trust-bar .container {
                gap: 16px;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                display: none;
            }

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

            .page-hero {
                padding: 32px 0 28px;
            }

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

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

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

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

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

            .recommend-list {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .interaction-box {
                flex-direction: column;
                gap: 16px;
                padding: 20px;
            }

            .bottom-cta {
                padding: 28px 20px;
                flex-direction: column;
                text-align: center;
            }

            .bottom-cta .cta-title {
                font-size: 18px;
            }

            .site-footer .container:first-child {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .footer-bottom .legal-links {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .trust-bar {
                font-size: 10px;
            }

            .trust-bar .container {
                gap: 10px;
            }

            .logo {
                font-size: 18px;
            }

            .logo-icon {
                width: 30px;
                height: 30px;
            }

            .logo-icon svg {
                width: 16px;
                height: 16px;
            }

            .page-hero h1 {
                font-size: 22px;
            }

            .section-title {
                font-size: 20px;
            }

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

            .case-card .card-body {
                padding: 16px;
            }

            .case-card .card-title {
                font-size: 15px;
            }

            .tag-cloud a {
                font-size: 12px;
                padding: 5px 10px;
            }

            .recommend-item .rec-num {
                font-size: 22px;
                min-width: 28px;
            }
        }

/* roulang page: category6 */
:root {
      --color-primary: #C43A2B;
      --color-primary-dark: #A73325;
      --color-primary-light: #F0E0D8;
      --color-secondary: #F7F3EC;
      --color-text: #2E2A28;
      --color-text-light: #6B635C;
      --color-text-lighter: #8C837A;
      --color-accent: #C98A3B;
      --color-accent-light: #F5EBD8;
      --color-teal: #3A5A5E;
      --color-teal-light: #E8EEEE;
      --color-white: #FFFFFF;
      --color-border: rgba(196, 58, 43, 0.12);
      --color-border-light: rgba(46, 42, 40, 0.08);
      --radius-sm: 6px;
      --radius-md: 8px;
      --radius-lg: 12px;
      --shadow-sm: 0 1px 3px rgba(46, 42, 40, 0.04), 0 4px 12px rgba(46, 42, 40, 0.06);
      --shadow-hover: 0 6px 16px rgba(196, 58, 43, 0.10), 0 2px 6px rgba(46, 42, 40, 0.08);
      --shadow-lg: 0 12px 32px rgba(46, 42, 40, 0.10);
      --font-heading: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
      --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
      --font-mono: 'SFMono-Regular', 'Menlo', 'Consolas', 'Courier New', monospace;
      --section-gap: 64px;
      --section-gap-mobile: 40px;
      --container-max: 1200px;
      --container-padding: 24px;
      --container-padding-mobile: 16px;
      --transition: 0.2s ease;
      --nav-height: 64px;
      --trustbar-height: 36px;
    }

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

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

    body {
      font-family: var(--font-body);
      font-size: 16px;
      line-height: 1.75;
      color: var(--color-text);
      background-color: var(--color-secondary);
      padding-top: calc(var(--nav-height) + var(--trustbar-height));
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      margin: 0;
    }

    body.no-scroll {
      overflow: hidden;
    }

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

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

    a:hover {
      color: var(--color-primary-dark);
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
      outline: 2px solid var(--color-primary);
      outline-offset: 2px;
      border-radius: 2px;
    }

    button {
      font-family: var(--font-body);
      cursor: pointer;
    }

    input {
      font-family: var(--font-body);
    }

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

    .trust-bar {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: var(--trustbar-height);
      background: var(--color-primary);
      color: var(--color-white);
      font-size: 13px;
      display: flex;
      align-items: center;
      z-index: 101;
      overflow: hidden;
    }

    .trust-bar .container {
      display: flex;
      justify-content: center;
      gap: 32px;
      white-space: nowrap;
      overflow: hidden;
    }

    .trust-bar span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      opacity: 0.95;
    }

    .trust-bar svg {
      width: 14px;
      height: 14px;
      fill: none;
      stroke: currentColor;
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
      flex-shrink: 0;
    }

    .site-header {
      position: fixed;
      top: var(--trustbar-height);
      left: 0;
      right: 0;
      height: var(--nav-height);
      background: rgba(247, 243, 236, 0.96);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--color-border);
      z-index: 100;
      display: flex;
      align-items: center;
      transition: box-shadow var(--transition);
    }

    .site-header.scrolled {
      box-shadow: 0 2px 12px rgba(46, 42, 40, 0.08);
    }

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

    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-family: var(--font-heading);
      font-size: 22px;
      font-weight: 700;
      color: var(--color-text);
      letter-spacing: 0.02em;
      text-decoration: none;
      white-space: nowrap;
    }

    .logo:hover {
      color: var(--color-text);
    }

    .logo-icon {
      width: 36px;
      height: 36px;
      background: var(--color-primary);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .logo-icon svg {
      width: 20px;
      height: 20px;
      fill: none;
      stroke: var(--color-white);
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .logo-text {
      font-weight: 700;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .main-nav a {
      color: var(--color-text);
      font-size: 15px;
      padding: 8px 16px;
      border-radius: var(--radius-sm);
      transition: color var(--transition), background-color var(--transition);
      position: relative;
      white-space: nowrap;
    }

    .main-nav a:hover {
      color: var(--color-primary);
      background-color: var(--color-primary-light);
    }

    .main-nav a.active {
      color: var(--color-primary);
      font-weight: 600;
    }

    .main-nav a.active::after {
      content: '';
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 0;
      height: 2px;
      background: var(--color-primary);
      border-radius: 2px 2px 0 0;
    }

    .nav-toggle {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 40px;
      height: 40px;
      background: transparent;
      border: none;
      padding: 8px;
      border-radius: var(--radius-sm);
      cursor: pointer;
    }

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

    main {
      flex: 1 0 auto;
    }

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

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

    .section-title {
      font-family: var(--font-heading);
      font-size: 28px;
      font-weight: 700;
      color: var(--color-text);
      margin-bottom: 12px;
      line-height: 1.35;
    }

    .section-subtitle {
      font-size: 16px;
      color: var(--color-text-light);
      margin-bottom: 32px;
      line-height: 1.75;
    }

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

    .section-header .section-title {
      margin-bottom: 8px;
    }

    .section-header .section-subtitle {
      margin-bottom: 0;
    }

    .cat-hero {
      padding: 48px 0 40px;
      background: var(--color-white);
      border-bottom: 1px solid var(--color-border);
    }

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

    .cat-hero h1 {
      font-family: var(--font-heading);
      font-size: 36px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0;
      line-height: 1.3;
    }

    .cat-hero p {
      font-size: 16px;
      color: var(--color-text-light);
      margin: 0;
      max-width: 720px;
      line-height: 1.75;
    }

    .breadcrumb-bar {
      font-size: 13px;
      color: var(--color-text-lighter);
      display: flex;
      align-items: center;
      gap: 6px;
      flex-wrap: wrap;
    }

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

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

    .breadcrumb-sep {
      color: var(--color-text-lighter);
      opacity: 0.6;
    }

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

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

    .card-img {
      width: 100%;
      height: 180px;
      object-fit: cover;
      background: var(--color-primary-light);
    }

    .card-body {
      padding: 20px 20px 16px;
    }

    .card-title {
      font-family: var(--font-heading);
      font-size: 18px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0 0 8px;
      line-height: 1.4;
    }

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

    .card-title a:hover {
      color: var(--color-primary);
    }

    .card-text {
      font-size: 14px;
      color: var(--color-text-light);
      margin: 0 0 12px;
      line-height: 1.65;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .card-meta {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      font-size: 12px;
      color: var(--color-text-lighter);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      padding: 3px 10px;
      font-size: 12px;
      font-weight: 500;
      border-radius: 999px;
      line-height: 1.5;
      white-space: nowrap;
    }

    .badge-primary {
      background: var(--color-primary-light);
      color: var(--color-primary-dark);
    }

    .badge-outline {
      background: transparent;
      color: var(--color-text-light);
      border: 1px solid var(--color-border-light);
    }

    .badge-accent {
      background: var(--color-accent-light);
      color: var(--color-accent);
    }

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

    .news-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .news-list-item {
      display: flex;
      gap: 16px;
      background: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      padding: 16px;
      transition: box-shadow var(--transition), transform var(--transition);
      align-items: flex-start;
    }

    .news-list-item:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }

    .news-list-img {
      width: 160px;
      height: 100px;
      object-fit: cover;
      border-radius: var(--radius-sm);
      flex-shrink: 0;
      background: var(--color-primary-light);
    }

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

    .news-list-content .card-title {
      font-size: 17px;
      margin-bottom: 6px;
    }

    .news-list-content .card-text {
      -webkit-line-clamp: 2;
      margin-bottom: 8px;
    }

    .featured-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

    .featured-item {
      background: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 18px;
      transition: box-shadow var(--transition), transform var(--transition);
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .featured-item:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }

    .featured-rank {
      font-family: var(--font-mono);
      font-size: 26px;
      font-weight: 700;
      color: var(--color-primary);
      line-height: 1;
    }

    .featured-title {
      font-size: 15px;
      font-weight: 600;
      color: var(--color-text);
      line-height: 1.5;
    }

    .featured-meta {
      font-size: 12px;
      color: var(--color-text-lighter);
    }

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

    .tip-card {
      background: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      display: flex;
      gap: 16px;
      align-items: flex-start;
      box-shadow: var(--shadow-sm);
      transition: box-shadow var(--transition), transform var(--transition);
    }

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

    .tip-icon {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-sm);
      background: var(--color-primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .tip-icon svg {
      width: 22px;
      height: 22px;
      fill: none;
      stroke: var(--color-primary);
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .tip-content h3 {
      font-size: 16px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0 0 6px;
      line-height: 1.4;
    }

    .tip-content p {
      font-size: 14px;
      color: var(--color-text-light);
      margin: 0;
      line-height: 1.65;
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag-cloud a {
      display: inline-flex;
      align-items: center;
      padding: 6px 16px;
      font-size: 13px;
      color: var(--color-text-light);
      background: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: 999px;
      transition: all var(--transition);
    }

    .tag-cloud a:hover {
      color: var(--color-primary-dark);
      background: var(--color-primary-light);
      border-color: var(--color-primary);
      transform: translateY(-1px);
    }

    .subscribe-panel {
      background: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
      padding: 32px 28px;
      display: flex;
      flex-wrap: wrap;
      gap: 24px;
      align-items: center;
      justify-content: space-between;
    }

    .subscribe-info {
      flex: 1 1 300px;
    }

    .subscribe-info h2 {
      font-family: var(--font-heading);
      font-size: 20px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0 0 8px;
      line-height: 1.4;
    }

    .subscribe-info p {
      font-size: 14px;
      color: var(--color-text-light);
      margin: 0;
      line-height: 1.65;
    }

    .subscribe-form {
      display: flex;
      gap: 10px;
      flex: 1 1 280px;
      max-width: 480px;
    }

    .subscribe-form input[type="email"] {
      flex: 1;
      height: 44px;
      padding: 8px 16px;
      font-size: 14px;
      color: var(--color-text);
      background: var(--color-secondary);
      border: 1px solid var(--color-border-light);
      border-radius: var(--radius-sm);
      transition: border-color var(--transition), box-shadow var(--transition);
      min-width: 0;
    }

    .subscribe-form input[type="email"]::placeholder {
      color: var(--color-text-lighter);
    }

    .subscribe-form input[type="email"]:focus {
      outline: none;
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(196, 58, 43, 0.08);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-size: 15px;
      font-weight: 500;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      border: none;
      cursor: pointer;
      transition: background-color var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
      text-decoration: none;
      white-space: nowrap;
    }

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

    .btn-primary:hover {
      background: var(--color-primary-dark);
      color: var(--color-white);
    }

    .btn-outline {
      background: transparent;
      color: var(--color-primary);
      border: 1px solid var(--color-primary);
    }

    .btn-outline:hover {
      background: var(--color-primary-light);
      color: var(--color-primary-dark);
    }

    .btn-lg {
      padding: 12px 28px;
      font-size: 16px;
    }

    .cta-bottom {
      background: var(--color-primary);
      color: var(--color-white);
      text-align: center;
      padding: 48px 0;
    }

    .cta-bottom .container {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 16px;
    }

    .cta-bottom h2 {
      font-family: var(--font-heading);
      font-size: 26px;
      font-weight: 700;
      color: var(--color-white);
      margin: 0;
      line-height: 1.4;
    }

    .cta-bottom p {
      font-size: 15px;
      color: rgba(255, 255, 255, 0.88);
      margin: 0;
      max-width: 560px;
      line-height: 1.7;
    }

    .cta-bottom .btn {
      background: var(--color-white);
      color: var(--color-primary);
    }

    .cta-bottom .btn:hover {
      background: var(--color-primary-light);
      color: var(--color-primary-dark);
    }

    .site-footer {
      background: #2E2A28;
      color: rgba(255, 255, 255, 0.78);
      padding: 48px 0 0;
      flex-shrink: 0;
    }

    .site-footer .container {
      display: flex;
      flex-wrap: wrap;
      gap: 32px;
      justify-content: space-between;
      padding-bottom: 32px;
    }

    .site-footer h4 {
      font-family: var(--font-heading);
      font-size: 16px;
      font-weight: 700;
      color: var(--color-white);
      margin: 0 0 12px;
    }

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

    .site-footer ul a {
      color: rgba(255, 255, 255, 0.7);
      font-size: 14px;
      transition: color var(--transition);
    }

    .site-footer ul a:hover {
      color: var(--color-white);
    }

    .footer-brand {
      font-family: var(--font-heading);
      font-size: 22px;
      font-weight: 700;
      color: var(--color-white);
      margin-bottom: 8px;
    }

    .footer-desc {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.6);
      max-width: 280px;
      line-height: 1.7;
      margin: 0;
    }

    .site-footer .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
      justify-content: space-between;
      padding: 16px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      font-size: 12px;
      color: rgba(255, 255, 255, 0.5);
    }

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

    .site-footer .footer-bottom .legal-links a {
      color: rgba(255, 255, 255, 0.55);
      font-size: 12px;
    }

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

    @media (max-width: 1024px) {
      .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .featured-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .tips-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .news-list-item {
        flex-direction: column;
      }
      .news-list-img {
        width: 100%;
        height: 160px;
      }
      .main-nav {
        gap: 4px;
      }
      .main-nav a {
        padding: 8px 12px;
        font-size: 14px;
      }
    }

    @media (max-width: 768px) {
      :root {
        --section-gap: 40px;
        --container-padding: 16px;
        --nav-height: 60px;
        --trustbar-height: 32px;
      }
      body {
        font-size: 15px;
      }
      .trust-bar .container {
        gap: 16px;
        font-size: 12px;
      }
      .site-header .container {
        padding-left: 16px;
        padding-right: 16px;
      }
      .logo {
        font-size: 20px;
      }
      .logo-icon {
        width: 32px;
        height: 32px;
      }
      .logo-icon svg {
        width: 18px;
        height: 18px;
      }
      .main-nav {
        position: fixed;
        top: calc(var(--nav-height) + var(--trustbar-height));
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(247, 243, 236, 0.98);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding: 32px 24px;
        gap: 8px;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        z-index: 99;
        overflow-y: auto;
      }
      .main-nav.open {
        transform: translateX(0);
      }
      .main-nav a {
        font-size: 18px;
        padding: 14px 0;
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--color-border-light);
      }
      .main-nav a.active::after {
        display: none;
      }
      .nav-toggle {
        display: flex;
      }
      .cat-hero {
        padding: 32px 0 28px;
      }
      .cat-hero h1 {
        font-size: 28px;
      }
      .cat-hero p {
        font-size: 15px;
      }
      .section-title {
        font-size: 24px;
      }
      .news-grid {
        grid-template-columns: 1fr;
      }
      .featured-grid {
        grid-template-columns: 1fr;
      }
      .tips-grid {
        grid-template-columns: 1fr;
      }
      .news-list-item {
        padding: 12px;
      }
      .news-list-img {
        height: 140px;
      }
      .subscribe-panel {
        flex-direction: column;
        align-items: flex-start;
        padding: 24px 20px;
      }
      .subscribe-form {
        width: 100%;
        flex-direction: column;
      }
      .subscribe-form input[type="email"] {
        width: 100%;
      }
      .cta-bottom {
        padding: 32px 0;
      }
      .cta-bottom h2 {
        font-size: 22px;
      }
      .site-footer {
        padding: 32px 0 0;
      }
      .site-footer .container {
        flex-direction: column;
        gap: 24px;
      }
      .site-footer .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
    }

    @media (max-width: 520px) {
      .trust-bar .container {
        gap: 8px;
        font-size: 11px;
      }
      .cat-hero h1 {
        font-size: 24px;
      }
      .section-title {
        font-size: 21px;
      }
      .card-img {
        height: 150px;
      }
      .news-list-img {
        height: 120px;
      }
      .btn-lg {
        padding: 10px 20px;
        font-size: 15px;
      }
    }

/* roulang page: category5 */
:root {
      --color-primary: #C43A2B;
      --color-primary-dark: #A73325;
      --color-primary-light: #F0E0D8;
      --color-secondary: #F7F3EC;
      --color-text: #2E2A28;
      --color-text-light: #6B635C;
      --color-text-lighter: #8C837A;
      --color-accent: #C98A3B;
      --color-accent-light: #F5EBD8;
      --color-teal: #3A5A5E;
      --color-teal-light: #E8EEEE;
      --color-white: #FFFFFF;
      --color-border: rgba(196, 58, 43, 0.12);
      --color-border-light: rgba(46, 42, 40, 0.08);
      --radius-sm: 6px;
      --radius-md: 8px;
      --radius-lg: 12px;
      --shadow-sm: 0 1px 3px rgba(46, 42, 40, 0.04), 0 4px 12px rgba(46, 42, 40, 0.06);
      --shadow-hover: 0 6px 16px rgba(196, 58, 43, 0.10), 0 2px 6px rgba(46, 42, 40, 0.08);
      --shadow-lg: 0 12px 32px rgba(46, 42, 40, 0.10);
      --font-heading: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
      --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
      --font-mono: 'SFMono-Regular', 'Menlo', 'Consolas', 'Courier New', monospace;
      --section-gap: 64px;
      --section-gap-mobile: 40px;
      --container-max: 1200px;
      --container-padding: 24px;
      --container-padding-mobile: 16px;
      --transition: 0.2s ease;
      --nav-height: 64px;
      --trustbar-height: 0px;
    }

    * {
      box-sizing: border-box;
    }

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

    body {
      font-family: var(--font-body);
      font-size: 16px;
      line-height: 1.75;
      color: var(--color-text);
      background-color: var(--color-secondary);
      padding-top: var(--nav-height);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      margin: 0;
    }

    body.no-scroll {
      overflow: hidden;
    }

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

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

    a:hover {
      color: var(--color-primary-dark);
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
      outline: 2px solid var(--color-primary);
      outline-offset: 2px;
      border-radius: 2px;
    }

    button {
      font-family: var(--font-body);
      cursor: pointer;
    }

    input {
      font-family: var(--font-body);
    }

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

    /* 导航 */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: var(--nav-height);
      background: rgba(247, 243, 236, 0.96);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--color-border);
      z-index: 100;
      display: flex;
      align-items: center;
      transition: box-shadow var(--transition);
    }

    .site-header.scrolled {
      box-shadow: 0 2px 12px rgba(46, 42, 40, 0.08);
    }

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

    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-family: var(--font-heading);
      font-size: 22px;
      font-weight: 700;
      color: var(--color-text);
      letter-spacing: 0.02em;
      text-decoration: none;
      white-space: nowrap;
    }

    .logo:hover {
      color: var(--color-text);
    }

    .logo-icon {
      width: 36px;
      height: 36px;
      background: var(--color-primary);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .logo-icon svg {
      width: 20px;
      height: 20px;
      fill: none;
      stroke: var(--color-white);
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .logo-text {
      font-weight: 700;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 4px;
    }

    .main-nav a {
      color: var(--color-text);
      font-size: 15px;
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      position: relative;
      transition: color var(--transition), background var(--transition);
    }

    .main-nav a:hover {
      color: var(--color-primary);
      background: rgba(196, 58, 43, 0.06);
    }

    .main-nav a.active {
      color: var(--color-primary);
      font-weight: 600;
    }

    .main-nav a.active::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 14px;
      right: 14px;
      height: 2px;
      background: var(--color-primary);
      border-radius: 1px;
    }

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

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

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

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

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

    /* 主区域 */
    main {
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    section {
      padding: var(--section-gap) 0;
    }

    section:nth-child(even) {
      background: var(--color-white);
    }

    section:nth-child(odd) {
      background: var(--color-secondary);
    }

    .section-label {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      color: var(--color-primary);
      background: var(--color-primary-light);
      padding: 4px 12px;
      border-radius: 999px;
      letter-spacing: 0.04em;
      margin-bottom: 12px;
    }

    .section-title {
      font-family: var(--font-heading);
      font-size: 28px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0 0 16px 0;
      line-height: 1.35;
    }

    .section-desc {
      font-size: 15px;
      color: var(--color-text-light);
      max-width: 720px;
      margin: 0 0 32px 0;
      line-height: 1.8;
    }

    /* 面包屑 */
    .breadcrumb-bar {
      background: var(--color-white);
      border-bottom: 1px solid var(--color-border-light);
      padding: 14px 0;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      list-style: none;
      margin: 0;
      padding: 0;
      font-size: 14px;
      color: var(--color-text-light);
      flex-wrap: wrap;
    }

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

    .breadcrumb li:not(:last-child)::after {
      content: '/';
      color: var(--color-text-lighter);
      font-size: 13px;
    }

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

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

    .breadcrumb li:last-child {
      color: var(--color-primary);
      font-weight: 500;
    }

    /* H1区 */
    .faq-hero {
      background: var(--color-white);
      padding: 48px 0 40px;
      border-bottom: 1px solid var(--color-border-light);
    }

    .faq-hero h1 {
      font-family: var(--font-heading);
      font-size: 36px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0 0 14px 0;
      line-height: 1.3;
      letter-spacing: 0.01em;
    }

    .faq-hero .hero-sub {
      font-size: 16px;
      color: var(--color-text-light);
      max-width: 680px;
      line-height: 1.8;
    }

    /* 搜索条 */
    .faq-search-section {
      background: var(--color-white);
      padding: 20px 0 32px;
      border-bottom: 1px solid var(--color-border-light);
    }

    .faq-search-wrapper {
      display: flex;
      gap: 12px;
      max-width: 640px;
    }

    .faq-search-wrapper input {
      flex: 1;
      height: 44px;
      padding: 0 16px;
      border: 1px solid rgba(46, 42, 40, 0.15);
      border-radius: var(--radius-sm);
      font-size: 15px;
      color: var(--color-text);
      background: var(--color-white);
      transition: border-color var(--transition), box-shadow var(--transition);
    }

    .faq-search-wrapper input:focus {
      outline: none;
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(196, 58, 43, 0.08);
    }

    .faq-search-wrapper button {
      height: 44px;
      padding: 0 24px;
      background: var(--color-primary);
      color: var(--color-white);
      border: none;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 600;
      transition: background var(--transition);
      white-space: nowrap;
    }

    .faq-search-wrapper button:hover {
      background: var(--color-primary-dark);
    }

    .search-hint {
      font-size: 13px;
      color: var(--color-text-lighter);
      margin-top: 8px;
    }

    /* FAQ手风琴 */
    .faq-list-section {
      background: var(--color-secondary);
    }

    .faq-accordion {
      max-width: 840px;
      margin: 0 auto;
    }

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

    .faq-item:hover {
      box-shadow: var(--shadow-hover);
    }

    .faq-item.active {
      border-color: rgba(196, 58, 43, 0.30);
    }

    .faq-question-btn {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      width: 100%;
      padding: 18px 20px;
      background: none;
      border: none;
      text-align: left;
      font-size: 16px;
      font-weight: 600;
      color: var(--color-text);
      line-height: 1.55;
      transition: color var(--transition);
    }

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

    .faq-question-btn .faq-icon {
      flex-shrink: 0;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: var(--color-primary-light);
      color: var(--color-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      line-height: 1;
      transition: transform var(--transition), background var(--transition), color var(--transition);
    }

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

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

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

    .faq-answer p {
      font-size: 15px;
      color: var(--color-text-light);
      margin: 0;
      line-height: 1.8;
    }

    .faq-answer .faq-meta {
      display: flex;
      gap: 12px;
      margin-top: 12px;
      flex-wrap: wrap;
    }

    .faq-answer .faq-tag {
      font-size: 12px;
      padding: 2px 10px;
      border-radius: 999px;
      background: var(--color-teal-light);
      color: var(--color-teal);
      font-weight: 500;
    }

    /* 热门推荐 */
    .hot-faq-section {
      background: var(--color-white);
    }

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

    .hot-faq-card {
      background: var(--color-secondary);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 22px;
      transition: box-shadow var(--transition), transform var(--transition);
      display: flex;
      flex-direction: column;
      min-height: 180px;
    }

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

    .hot-faq-card .card-num {
      font-family: var(--font-mono);
      font-size: 13px;
      color: var(--color-primary);
      font-weight: 700;
      letter-spacing: 0.03em;
      margin-bottom: 10px;
    }

    .hot-faq-card h3 {
      font-size: 17px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0 0 10px 0;
      line-height: 1.5;
    }

    .hot-faq-card p {
      font-size: 14px;
      color: var(--color-text-light);
      margin: 0 0 16px 0;
      line-height: 1.7;
      flex: 1;
    }

    .hot-faq-card a {
      font-size: 14px;
      font-weight: 600;
      color: var(--color-primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .hot-faq-card a:hover {
      color: var(--color-primary-dark);
    }

    .hot-faq-with-image {
      display: grid;
      grid-template-columns: 1fr 320px;
      gap: 28px;
      align-items: center;
      margin-top: 28px;
      background: var(--color-secondary);
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--color-border);
    }

    .hot-faq-with-image .image-side {
      height: 100%;
      min-height: 220px;
    }

    .hot-faq-with-image .image-side img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .hot-faq-with-image .text-side {
      padding: 28px 32px;
    }

    .hot-faq-with-image .text-side h3 {
      font-family: var(--font-heading);
      font-size: 22px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0 0 12px 0;
    }

    .hot-faq-with-image .text-side p {
      font-size: 15px;
      color: var(--color-text-light);
      line-height: 1.8;
      margin: 0;
    }

    /* 使用提示 */
    .tips-section {
      background: var(--color-secondary);
    }

    .tips-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 12px;
    }

    .tip-card {
      background: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 26px 22px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      transition: box-shadow var(--transition), transform var(--transition);
    }

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

    .tip-card .tip-num {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--color-primary);
      color: var(--color-white);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 14px;
      font-family: var(--font-mono);
    }

    .tip-card h3 {
      font-size: 17px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0 0 8px 0;
    }

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

    /* 标签云 */
    .tag-cloud-section {
      background: var(--color-white);
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag-cloud a {
      display: inline-block;
      font-size: 14px;
      padding: 7px 16px;
      border-radius: 999px;
      background: var(--color-secondary);
      color: var(--color-text);
      border: 1px solid var(--color-border-light);
      transition: all var(--transition);
    }

    .tag-cloud a:hover {
      background: var(--color-primary-light);
      color: var(--color-primary);
      border-color: var(--color-border);
    }

    /* 订阅引导 */
    .subscribe-section {
      background: var(--color-secondary);
      border-top: 1px solid var(--color-border-light);
      border-bottom: 1px solid var(--color-border-light);
    }

    .subscribe-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      align-items: center;
    }

    .subscribe-text h2 {
      font-family: var(--font-heading);
      font-size: 24px;
      font-weight: 700;
      color: var(--color-text);
      margin: 0 0 10px 0;
    }

    .subscribe-text p {
      font-size: 15px;
      color: var(--color-text-light);
      margin: 0;
      line-height: 1.8;
    }

    .subscribe-form {
      display: flex;
      gap: 10px;
    }

    .subscribe-form input {
      flex: 1;
      height: 44px;
      padding: 0 16px;
      border: 1px solid rgba(46, 42, 40, 0.15);
      border-radius: var(--radius-sm);
      font-size: 15px;
      color: var(--color-text);
      background: var(--color-white);
    }

    .subscribe-form input:focus {
      outline: none;
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(196, 58, 43, 0.08);
    }

    .subscribe-form button {
      height: 44px;
      padding: 0 20px;
      background: var(--color-primary);
      color: var(--color-white);
      border: none;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 600;
      white-space: nowrap;
      transition: background var(--transition);
    }

    .subscribe-form button:hover {
      background: var(--color-primary-dark);
    }

    /* 底部CTA */
    .bottom-cta-section {
      background: var(--color-primary);
      padding: 40px 0;
    }

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

    .bottom-cta-content h2 {
      font-family: var(--font-heading);
      font-size: 26px;
      font-weight: 700;
      color: var(--color-white);
      margin: 0;
    }

    .bottom-cta-content p {
      font-size: 15px;
      color: rgba(255, 255, 255, 0.88);
      margin: 6px 0 0 0;
    }

    .bottom-cta-btn {
      display: inline-block;
      background: var(--color-white);
      color: var(--color-primary);
      padding: 12px 28px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 700;
      transition: all var(--transition);
      white-space: nowrap;
    }

    .bottom-cta-btn:hover {
      background: var(--color-primary-light);
      color: var(--color-primary-dark);
      transform: translateY(-1px);
      box-shadow: var(--shadow-sm);
    }

    /* 页脚 */
    .site-footer {
      background: #2E2A28;
      color: #F7F3EC;
      margin-top: 0;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .site-footer .container {
      padding-top: 48px;
      padding-bottom: 24px;
    }

    .site-footer .container:first-child {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 32px;
    }

    .footer-brand {
      font-family: var(--font-heading);
      font-size: 22px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }

    .footer-desc {
      font-size: 14px;
      color: rgba(247, 243, 236, 0.7);
      line-height: 1.7;
      margin: 0;
      max-width: 360px;
    }

    .site-footer h4 {
      font-size: 16px;
      font-weight: 600;
      color: #fff;
      margin: 0 0 14px 0;
    }

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

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

    .site-footer ul li a {
      color: rgba(247, 243, 236, 0.7);
      font-size: 14px;
      transition: color var(--transition);
    }

    .site-footer ul li a:hover {
      color: #fff;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 13px;
      color: rgba(247, 243, 236, 0.55);
    }

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

    .footer-bottom .legal-links a {
      color: rgba(247, 243, 236, 0.55);
      font-size: 13px;
    }

    .footer-bottom .legal-links a:hover {
      color: #fff;
    }

    /* 响应式 */
    @media (max-width: 1023px) {
      :root {
        --section-gap: 48px;
      }

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

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

      .hot-faq-with-image {
        grid-template-columns: 1fr;
      }

      .hot-faq-with-image .image-side {
        min-height: 180px;
      }

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

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

    @media (max-width: 767px) {
      :root {
        --section-gap: 40px;
        --container-padding: 16px;
        --nav-height: 60px;
      }

      body {
        padding-top: var(--nav-height);
      }

      .main-nav {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(247, 243, 236, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding: 32px 20px;
        gap: 8px;
        display: none;
        z-index: 99;
      }

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

      .main-nav a {
        font-size: 18px;
        padding: 14px 24px;
        width: 100%;
        text-align: center;
      }

      .main-nav a.active::after {
        left: 50%;
        right: auto;
        width: 40px;
        transform: translateX(-50%);
      }

      .nav-toggle {
        display: flex;
      }

      .faq-hero h1 {
        font-size: 28px;
      }

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

      .faq-search-wrapper {
        flex-direction: column;
      }

      .faq-search-wrapper button {
        width: 100%;
      }

      .hot-faq-grid {
        grid-template-columns: 1fr;
      }

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

      .hot-faq-with-image .text-side {
        padding: 20px;
      }

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

      .bottom-cta-content h2 {
        font-size: 22px;
      }

      .bottom-cta-btn {
        width: 100%;
        text-align: center;
      }

      .site-footer .container:first-child {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
      }

      section {
        padding: var(--section-gap-mobile) 0;
      }
    }

    @media (max-width: 520px) {
      .faq-hero h1 {
        font-size: 24px;
      }

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

      .faq-answer {
        padding: 0 16px;
      }

      .faq-item.active .faq-answer {
        padding: 0 16px 16px;
      }

      .hot-faq-card {
        padding: 16px;
      }

      .subscribe-form {
        flex-direction: column;
      }

      .subscribe-form button {
        width: 100%;
      }
    }

    @media (max-width: 320px) {
      .faq-hero h1 {
        font-size: 22px;
      }

      .section-title {
        font-size: 20px;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}