/* roulang page: index */
:root {
            --color-primary: #2C2D2A;
            --color-secondary: #C7924B;
            --color-secondary-hover: #B57F3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-accent: #B8533A;
            --color-text-primary: #1F211E;
            --color-text-secondary: #6F6C64;
            --color-border: #E4E0D6;
            --color-success: #3F6B53;
            --color-number-blue: #3E4A52;
            --color-placeholder: #A09B8F;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-number: 'DIN Alternate', 'Bahnschrift', 'Roboto Mono', monospace;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.07);
            --radius-card: 12px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --radius-input: 12px;
            --radius-ball: 50%;
            --container-max: 1200px;
            --transition-base: all 0.2s ease;
        }

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

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

        body {
            font-family: var(--font-cn);
            background-color: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            padding-bottom: 60px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
        }

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

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

        input,
        button,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }

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

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

        .number-font {
            font-family: var(--font-number);
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            min-height: 68px;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            transition: color 0.2s ease;
        }

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

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-links a {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 4px 2px;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: color 0.2s ease, border-color 0.2s ease;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-text-primary);
            border-bottom-color: var(--color-secondary);
        }

        .search-form {
            display: flex;
            align-items: center;
            background-color: #F1EFE9;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            flex: 1 1 32%;
            min-width: 160px;
            max-width: 38%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
        }

        .search-form:focus-within {
            background-color: #FFFFFF;
            border-color: var(--color-secondary);
            box-shadow: 0 0 0 3px rgba(199, 146, 75, 0.18);
        }

        .search-form svg {
            flex-shrink: 0;
            color: var(--color-text-secondary);
            width: 18px;
            height: 18px;
            margin-right: 8px;
        }

        .search-form input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--color-text-primary);
            min-width: 0;
        }

        .search-form input::placeholder {
            color: var(--color-placeholder);
        }

        .nav-cta {
            background: transparent;
            border: 1px solid var(--color-secondary);
            color: var(--color-text-primary);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 600;
            font-size: 0.875rem;
            white-space: nowrap;
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
        }

        .nav-cta:hover {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-color: var(--color-secondary);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-text-primary);
        }

        .mobile-toggle svg {
            width: 24px;
            height: 24px;
        }

        .mobile-menu {
            display: none;
            background-color: var(--color-surface);
            border-top: 1px solid var(--color-border);
            padding: 12px 16px;
            flex-basis: 100%;
        }

        .mobile-menu .nav-links {
            flex-wrap: wrap;
            gap: 10px;
        }

        .mobile-menu .search-form {
            max-width: 100%;
            width: 100%;
            margin-bottom: 10px;
        }

        /* Hero */
        .hero-section {
            background-color: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
        }

        .hero-content {
            display: flex;
            flex-wrap: wrap;
            align-items: stretch;
            gap: 32px;
            padding: 48px 0 40px;
        }

        .hero-left {
            flex: 1 1 520px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-secondary);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .hero-eyebrow::before {
            content: '';
            width: 28px;
            height: 2px;
            background-color: var(--color-secondary);
        }

        .hero-title {
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text-primary);
            margin: 0 0 16px 0;
            letter-spacing: -0.5px;
        }

        .hero-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 600px;
            margin: 0 0 24px 0;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            margin-bottom: 28px;
        }

        .btn-primary {
            background-color: var(--color-secondary);
            color: #1F211E;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            font-size: 0.925rem;
            transition: background-color 0.2s ease, transform 0.15s ease;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            color: #1F211E;
            transform: translateY(-1px);
        }

        .btn-primary:focus {
            outline: 2px solid rgba(199, 146, 75, 0.4);
            outline-offset: 2px;
        }

        .btn-secondary-outline {
            background: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            font-weight: 500;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-size: 0.925rem;
            transition: border-color 0.2s ease, color 0.2s ease;
        }

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

        .hero-data-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            border-top: 1px solid var(--color-border);
            margin-top: auto;
            padding-top: 20px;
        }

        .hero-data-item {
            flex: 1 1 25%;
            min-width: 120px;
            padding: 0 16px;
            border-right: 1px solid var(--color-border);
        }

        .hero-data-item:first-child {
            padding-left: 0;
        }

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

        .hero-data-number {
            font-size: 1.75rem;
            font-weight: 600;
            font-family: var(--font-number);
            color: var(--color-text-primary);
            line-height: 1.2;
        }

        .hero-data-label {
            font-size: 0.75rem;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }

        .hero-right {
            flex: 0 0 300px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            min-height: 280px;
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: #E9E5DA;
            box-shadow: var(--shadow-card);
        }

        .hero-right img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .hero-right::after {
            content: '500万彩票网';
            position: absolute;
            bottom: 16px;
            right: 16px;
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 500;
            letter-spacing: 1px;
            z-index: 1;
            background: rgba(0, 0, 0, 0.35);
            padding: 4px 10px;
            border-radius: 4px;
        }

        /* 卖点三连 */
        .feature-section {
            padding: 64px 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
        }

        .section-header {
            max-width: 720px;
            margin-bottom: 36px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-secondary);
            letter-spacing: 1.5px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.4;
            margin: 0 0 12px 0;
        }

        .section-desc {
            font-size: 0.925rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0;
        }

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

        .feature-card {
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(199, 146, 75, 0.4);
        }

        .feature-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-btn);
            background-color: #F9F6EE;
            border: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
            color: var(--color-secondary);
        }

        .feature-icon svg {
            width: 20px;
            height: 20px;
        }

        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin: 0 0 8px 0;
        }

        .feature-card p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin: 0;
        }

        /* 深度内容区域 */
        .deep-section {
            padding: 72px 0;
            background-color: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
        }

        .deep-section:nth-child(even) {
            background-color: #FFFFFF;
        }

        .deep-content {
            max-width: 800px;
            margin: 0;
            padding-left: 24px;
            border-left: 3px solid var(--color-secondary);
        }

        .deep-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.4;
            margin: 0 0 12px 0;
        }

        .deep-content .lead {
            font-size: 0.975rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0 0 24px 0;
            max-width: 680px;
        }

        .deep-content .body-text {
            font-size: 0.95rem;
            color: var(--color-text-primary);
            line-height: 1.9;
            margin: 0 0 20px 0;
        }

        .deep-list {
            list-style: none;
            margin: 16px 0 24px 0;
            padding: 0;
            counter-reset: deep-item;
        }

        .deep-list li {
            counter-increment: deep-item;
            font-size: 0.925rem;
            color: var(--color-text-primary);
            line-height: 1.85;
            padding: 12px 0 12px 36px;
            position: relative;
            border-bottom: 1px dashed var(--color-border);
        }

        .deep-list li:last-child {
            border-bottom: none;
        }

        .deep-list li::before {
            content: counter(deep-item, decimal-leading-zero);
            position: absolute;
            left: 0;
            top: 12px;
            font-family: var(--font-number);
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-secondary);
        }

        /* 场景演示 */
        .scene-section {
            padding: 72px 0;
            background-color: #F5F2EA;
            border-bottom: 1px solid var(--color-border);
        }

        .scene-layout {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            align-items: center;
        }

        .scene-image {
            flex: 1 1 400px;
            max-width: 500px;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background-color: #E9E5DA;
            aspect-ratio: 4 / 3;
            position: relative;
        }

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

        .scene-text {
            flex: 1 1 400px;
        }

        .scene-text h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin: 0 0 12px 0;
            line-height: 1.4;
        }

        .scene-text > p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin: 0 0 20px 0;
        }

        .scene-bullets {
            list-style: none;
            padding: 0;
            margin: 0 0 20px 0;
        }

        .scene-bullets li {
            font-size: 0.925rem;
            color: var(--color-text-primary);
            line-height: 1.75;
            padding: 8px 0 8px 28px;
            position: relative;
            border-bottom: 1px solid var(--color-border);
        }

        .scene-bullets li:last-child {
            border-bottom: none;
        }

        .scene-bullets li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 16px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-secondary);
        }

        .scene-badge {
            display: inline-block;
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            padding: 6px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-text-primary);
        }

        /* 社会认同 */
        .social-section {
            padding: 64px 0;
            background-color: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
        }

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

        .social-card {
            background-color: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 16px;
            box-shadow: var(--shadow-card);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

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

        .social-rating {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-bottom: 10px;
            color: var(--color-secondary);
            font-size: 0.8rem;
            letter-spacing: 1px;
        }

        .social-rating .score {
            font-family: var(--font-number);
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text-primary);
            margin-right: 6px;
        }

        .social-text {
            font-size: 0.825rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0 0 12px 0;
        }

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

        .social-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background-color: #F9F6EE;
            border: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--color-secondary);
        }

        .social-source-name {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-text-primary);
        }

        /* 品牌介绍 */
        .brand-section {
            padding: 72px 0;
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
        }

        .brand-content {
            max-width: 780px;
            margin: 0;
        }

        .brand-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 16px 0;
            line-height: 1.4;
        }

        .brand-content .section-tag {
            color: var(--color-secondary);
        }

        .brand-content p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.9;
            margin: 0 0 16px 0;
        }

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

        /* 安全体系 */
        .security-section {
            padding: 64px 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
        }

        .security-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 32px;
        }

        .security-item {
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 16px;
            transition: box-shadow 0.2s ease;
        }

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

        .security-item .icon-wrap {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-btn);
            background-color: #F0ECE2;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
            color: var(--color-success);
        }

        .security-item h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin: 0 0 8px 0;
        }

        .security-item p {
            font-size: 0.825rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin: 0;
        }

        /* 议程时间线 */
        .timeline-section {
            padding: 64px 0;
            background-color: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
        }

        .timeline {
            position: relative;
            padding-left: 28px;
            margin-top: 28px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background-color: var(--color-border);
        }

        .timeline-item {
            position: relative;
            padding-bottom: 24px;
            padding-left: 16px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 5px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--color-secondary);
            border: 2px solid var(--color-bg);
            box-shadow: 0 0 0 2px var(--color-secondary);
        }

        .timeline-time {
            font-family: var(--font-number);
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-secondary);
            display: block;
            margin-bottom: 4px;
        }

        .timeline-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin: 0 0 4px 0;
        }

        .timeline-desc {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin: 0;
        }

        /* 新闻中心 */
        .news-section {
            padding: 64px 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
        }

        .news-list {
            margin-top: 28px;
        }

        .news-item {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--color-border);
            align-items: flex-start;
            transition: background-color 0.2s ease;
        }

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

        .news-item:hover {
            background-color: #FCFAF5;
        }

        .news-date {
            font-family: var(--font-number);
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            flex: 0 0 90px;
        }

        .news-body {
            flex: 1 1 500px;
        }

        .news-body h3 {
            font-size: 0.975rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin: 0 0 6px 0;
            line-height: 1.5;
        }

        .news-summary {
            font-size: 0.825rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0 0 8px 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-more {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-secondary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color 0.2s ease;
        }

        .news-more:hover {
            color: var(--color-secondary-hover);
            text-decoration: underline;
        }

        /* 底部CTA */
        .cta-section {
            padding: 72px 0;
            background-color: var(--color-primary);
            text-align: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .cta-section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 12px 0;
            line-height: 1.4;
        }

        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            margin: 0 auto 24px 0;
            max-width: 560px;
            text-align: center;
        }

        .cta-section .btn-primary {
            background-color: var(--color-secondary);
            color: #1F211E;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: var(--radius-pill);
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        /* 底部固定转化条 */
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background-color: var(--color-primary);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            min-height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 8px 16px;
            box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.12);
        }

        .fixed-cta-bar .inner {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .fixed-cta-bar .text {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.85);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 300px;
        }

        .fixed-cta-bar .btn-primary {
            padding: 8px 20px;
            font-size: 0.85rem;
            white-space: nowrap;
        }

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

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

        .footer-brand h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 12px 0;
        }

        .footer-brand h3 span {
            color: var(--color-secondary);
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
            margin: 0 0 12px 0;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 12px 0;
        }

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

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

        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.8rem;
        }

        .footer-bottom a:hover {
            color: var(--color-secondary);
        }

        /* 球体 */
        .ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            font-family: var(--font-number);
            font-weight: 600;
            font-size: 0.9rem;
            margin: 2px;
        }

        .ball-red {
            background-color: var(--color-accent);
            color: #fff;
        }

        .ball-blue {
            background-color: var(--color-number-blue);
            color: #fff;
        }

        .ball-gray {
            background-color: #F1EFE9;
            color: var(--color-text-primary);
            border: 1px solid var(--color-border);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2rem;
            }
            .hero-data-number {
                font-size: 1.4rem;
            }
            .hero-right {
                flex: 0 0 250px;
                min-height: 220px;
            }
            .social-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            body {
                padding-bottom: 70px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav-links {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .mobile-menu.open {
                display: block;
            }
            .mobile-menu .nav-links {
                display: flex;
            }
            .search-form {
                max-width: 100%;
                flex: 1 1 100%;
                order: 3;
                width: 100%;
            }
            .hero-content {
                flex-direction: column;
                gap: 24px;
                padding: 32px 0 28px;
            }
            .hero-right {
                flex: none;
                width: 100%;
                aspect-ratio: 16 / 9;
                min-height: auto;
            }
            .hero-data-bar {
                flex-direction: column;
                gap: 12px;
            }
            .hero-data-item {
                border-right: none;
                padding: 0;
                border-bottom: 1px solid var(--color-border);
                padding-bottom: 10px;
            }
            .hero-data-item:last-child {
                border-bottom: none;
                padding-bottom: 0;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .social-grid {
                grid-template-columns: 1fr;
            }
            .security-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .deep-content {
                padding-left: 16px;
            }
            .scene-layout {
                flex-direction: column;
            }
            .fixed-cta-bar .inner {
                flex-direction: column;
                gap: 8px;
            }
            .fixed-cta-bar .text {
                max-width: 100%;
                text-align: center;
                white-space: normal;
            }
            .fixed-cta-bar .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-date {
                flex: none;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.45rem;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .social-grid {
                grid-template-columns: 1fr;
            }
            .btn-primary {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .btn-secondary-outline {
                padding: 10px 16px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #2C2D2A;
            --color-secondary: #C7924B;
            --color-secondary-hover: #B57F3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-accent: #B8533A;
            --color-text-primary: #1F211E;
            --color-text-secondary: #6F6C64;
            --color-border: #E4E0D6;
            --color-success: #3F6B53;
            --color-number-blue: #3E4A52;
            --color-placeholder: #A09B8F;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-number: 'DIN Alternate', 'Bahnschrift', 'Roboto Mono', monospace;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.07);
            --radius-card: 12px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --radius-input: 12px;
            --radius-ball: 50%;
            --container-max: 1200px;
            --transition-base: all 0.2s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            background-color: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
        }
        a:hover {
            color: var(--color-secondary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        input,
        button,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            min-height: 68px;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 8px;
            padding-bottom: 8px;
        }
        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            transition: color 0.2s ease;
        }
        .logo span {
            color: var(--color-secondary);
        }
        .logo:hover {
            color: var(--color-secondary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-links a {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 4px 2px;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: color 0.2s ease, border-color 0.2s ease;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-text-primary);
            border-bottom-color: var(--color-secondary);
        }
        .search-form {
            display: flex;
            align-items: center;
            background-color: #F1EFE9;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            flex: 1 1 32%;
            min-width: 160px;
            max-width: 38%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
        }
        .search-form:focus-within {
            background-color: #FFFFFF;
            border-color: var(--color-secondary);
            box-shadow: 0 0 0 3px rgba(199, 146, 75, 0.18);
        }
        .search-form svg {
            flex-shrink: 0;
            color: var(--color-text-secondary);
            width: 18px;
            height: 18px;
            margin-right: 8px;
        }
        .search-form input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--color-text-primary);
            min-width: 0;
        }
        .search-form input::placeholder {
            color: var(--color-placeholder);
        }
        .nav-cta {
            background: transparent;
            border: 1px solid var(--color-secondary);
            color: var(--color-text-primary);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 600;
            font-size: 0.875rem;
            white-space: nowrap;
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
        }
        .nav-cta:hover {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-color: var(--color-secondary);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-text-primary);
            font-size: 1.5rem;
            line-height: 1;
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 0 24px 16px;
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            padding: 8px 0;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-bottom: 1px solid #f0ede6;
        }
        .mobile-menu a.active {
            color: var(--color-secondary);
        }
        /* 按钮 */
        .btn-primary {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-block;
            transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
            border: none;
            box-shadow: var(--shadow-card);
        }
        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            color: #1F211E;
            transform: translateY(-1px);
            box-shadow: var(--shadow-card-hover);
        }
        .btn-primary:focus {
            outline: 2px solid rgba(199, 146, 75, 0.5);
            outline-offset: 2px;
        }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            border-radius: var(--radius-btn);
            padding: 9px 22px;
            font-weight: 500;
            font-size: 0.9rem;
            display: inline-block;
            transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
        }
        .btn-outline:hover {
            border-color: var(--color-secondary);
            color: var(--color-secondary);
            background-color: rgba(199, 146, 75, 0.06);
        }
        /* 卡片 */
        .card {
            background-color: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(199, 146, 75, 0.4);
        }
        /* 号码球 */
        .ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-ball);
            font-family: var(--font-number);
            font-weight: 600;
            font-size: 1.05rem;
            flex-shrink: 0;
            transition: transform 0.2s ease;
        }
        .ball:hover {
            transform: scale(1.08);
        }
        .ball-red {
            background-color: var(--color-accent);
            color: #FFFFFF;
        }
        .ball-blue {
            background-color: var(--color-number-blue);
            color: #FFFFFF;
        }
        .ball-gray {
            background-color: #EDEAE2;
            color: var(--color-text-primary);
        }
        .ball-sm {
            width: 32px;
            height: 32px;
            font-size: 0.85rem;
        }
        /* 标签 */
        .badge {
            display: inline-block;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-secondary {
            background-color: rgba(199, 146, 75, 0.15);
            color: #9B6F32;
            border: 1px solid rgba(199, 146, 75, 0.3);
        }
        .badge-accent {
            background-color: rgba(184, 83, 58, 0.12);
            color: var(--color-accent);
            border: 1px solid rgba(184, 83, 58, 0.3);
        }
        .badge-success {
            background-color: rgba(63, 107, 83, 0.12);
            color: var(--color-success);
            border: 1px solid rgba(63, 107, 83, 0.3);
        }
        /* 数据筛选工具条 */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            background-color: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            padding: 16px 20px;
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-group label {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }
        .filter-group select,
        .filter-group input[type="date"] {
            padding: 7px 12px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            font-size: 0.85rem;
            color: var(--color-text-primary);
            background-color: var(--color-surface);
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
            min-width: 110px;
        }
        .filter-group select:focus,
        .filter-group input[type="date"]:focus {
            border-color: var(--color-secondary);
            box-shadow: 0 0 0 3px rgba(199, 146, 75, 0.15);
        }
        /* 图表区 */
        .chart-main {
            background-color: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            padding: 24px;
            min-height: 320px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            background-image: linear-gradient(180deg, #FAF8F4 0%, #F2EFE8 100%);
        }
        .chart-main .chart-canvas {
            width: 100%;
            height: 280px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            border-radius: 8px;
            opacity: 0.85;
            position: relative;
            overflow: hidden;
        }
        .chart-main .chart-canvas::after {
            content: '500万彩票网走势图示例';
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.85);
            background-color: rgba(44, 45, 42, 0.45);
            letter-spacing: 2px;
        }
        .data-summary {
            background-color: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 20px;
        }
        .data-summary .stat-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid #f0ede6;
        }
        .data-summary .stat-item:last-child {
            border-bottom: none;
        }
        .data-summary .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }
        .data-summary .stat-value {
            font-family: var(--font-number);
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--color-text-primary);
        }
        .data-summary .stat-value.highlight {
            color: var(--color-accent);
        }
        /* 深读区块 */
        .deep-read {
            background-color: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 32px 36px;
            position: relative;
        }
        .deep-read::before {
            content: '';
            position: absolute;
            left: 0;
            top: 32px;
            bottom: 32px;
            width: 3px;
            background-color: var(--color-secondary);
            border-radius: 3px;
        }
        .deep-read h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .deep-read .lead {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
            max-width: 720px;
        }
        .deep-read p {
            margin-bottom: 1.5em;
            color: var(--color-text-primary);
            max-width: 720px;
        }
        .deep-read .structured-list {
            list-style: none;
            padding: 0;
            margin: 20px 0;
            max-width: 720px;
        }
        .deep-read .structured-list li {
            padding: 10px 0 10px 28px;
            position: relative;
            border-bottom: 1px solid #f0ede6;
            font-size: 0.95rem;
        }
        .deep-read .structured-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 18px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: var(--color-secondary);
            opacity: 0.6;
        }
        /* 相关文章 */
        .related-article {
            background-color: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 20px;
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .related-article:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(199, 146, 75, 0.4);
        }
        .related-article .article-date {
            font-family: var(--font-number);
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }
        .related-article h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-primary);
            line-height: 1.5;
        }
        .related-article p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .related-article .article-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-secondary);
            align-self: flex-start;
        }
        .related-article .article-link:hover {
            color: var(--color-secondary-hover);
            text-decoration: underline;
        }
        /* CTA大区 */
        .cta-section {
            background-color: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 56px 32px;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 8px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            margin-bottom: 24px;
        }
        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-brand h3 span {
            color: var(--color-secondary);
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-col ul a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s ease;
        }
        .footer-col ul a:hover {
            color: var(--color-secondary);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--color-secondary);
        }
        /* 提示框 */
        .info-note {
            background-color: rgba(63, 107, 83, 0.08);
            border-left: 3px solid var(--color-success);
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            padding: 16px 20px;
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        /* 响应式 */
        @media (max-width: 1024px) {
            .search-form {
                max-width: 28%;
                min-width: 120px;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .site-header .container {
                flex-wrap: wrap;
                gap: 6px;
            }
            .logo {
                font-size: 1.05rem;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-links {
                display: none;
            }
            .mobile-menu.open {
                display: flex;
            }
            .search-form {
                max-width: none;
                width: 100%;
                flex: 1 1 100%;
                order: 10;
                border-radius: var(--radius-input);
            }
            .nav-cta {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .deep-read {
                padding: 24px 20px;
            }
            .deep-read::before {
                left: 10px;
                top: 24px;
                bottom: 24px;
            }
            .chart-main {
                padding: 16px;
                min-height: 240px;
            }
            .chart-main .chart-canvas {
                height: 200px;
            }
            .cta-section {
                padding: 40px 20px;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-group {
                justify-content: space-between;
            }
            .filter-group select,
            .filter-group input[type="date"] {
                flex: 1;
                min-width: 0;
            }
            .deep-read h2 {
                font-size: 1.25rem;
            }
            .data-summary .stat-value {
                font-size: 1.1rem;
            }
            .ball {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #2C2D2A;
            --color-secondary: #C7924B;
            --color-secondary-hover: #B57F3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-accent: #B8533A;
            --color-text-primary: #1F211E;
            --color-text-secondary: #6F6C64;
            --color-border: #E4E0D6;
            --color-success: #3F6B53;
            --color-number-blue: #3E4A52;
            --color-placeholder: #A09B8F;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-number: 'DIN Alternate', 'Bahnschrift', 'Roboto Mono', monospace;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.07);
            --radius-card: 12px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --radius-input: 12px;
            --radius-ball: 50%;
            --container-max: 1200px;
            --transition-base: all 0.2s ease;
        }

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

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

        body {
            font-family: var(--font-cn);
            background-color: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.85;
            font-size: 15px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
        }

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

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

        input,
        button,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }

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

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

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            min-height: 68px;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            transition: color 0.2s ease;
            flex-shrink: 0;
        }

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

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            flex-shrink: 1;
            min-width: 0;
        }

        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-links a {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 4px 2px;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: color 0.2s ease, border-color 0.2s ease;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-text-primary);
            border-bottom-color: var(--color-secondary);
        }

        .search-form {
            display: flex;
            align-items: center;
            background-color: #F1EFE9;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            flex: 1 1 32%;
            min-width: 140px;
            max-width: 36%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
        }

        .search-form:focus-within {
            background-color: #FFFFFF;
            border-color: var(--color-secondary);
            box-shadow: 0 0 0 3px rgba(199, 146, 75, 0.18);
        }

        .search-form svg {
            flex-shrink: 0;
            color: var(--color-text-secondary);
            width: 18px;
            height: 18px;
            margin-right: 8px;
        }

        .search-form input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--color-text-primary);
            min-width: 0;
        }

        .search-form input::placeholder {
            color: var(--color-placeholder);
        }

        .nav-cta {
            background: transparent;
            border: 1px solid var(--color-secondary);
            color: var(--color-text-primary);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 600;
            font-size: 0.875rem;
            white-space: nowrap;
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
            flex-shrink: 0;
        }

        .nav-cta:hover {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-color: var(--color-secondary);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-text-primary);
            flex-shrink: 0;
        }

        .mobile-drawer {
            display: none;
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 24px 16px;
            flex-direction: column;
            gap: 8px;
        }

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

        .mobile-drawer a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 8px 0;
            border-bottom: 1px solid var(--color-border);
        }

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

        /* 按钮 */
        .btn-primary {
            display: inline-block;
            background-color: var(--color-secondary);
            color: #1F211E;
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
            box-shadow: var(--shadow-card);
        }

        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            color: #1F211E;
            transform: translateY(-1px);
            box-shadow: var(--shadow-card-hover);
        }

        .btn-primary:focus {
            outline: 2px solid rgba(199, 146, 75, 0.5);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-block;
            background: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
        }

        .btn-secondary:hover {
            border-color: var(--color-secondary);
            color: var(--color-secondary);
            background-color: rgba(199, 146, 75, 0.06);
        }

        .btn-secondary:focus {
            outline: 2px solid rgba(199, 146, 75, 0.3);
            outline-offset: 2px;
        }

        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            font-weight: 500;
            letter-spacing: 0.3px;
            background-color: rgba(199, 146, 75, 0.12);
            color: var(--color-secondary);
        }

        .tag-dark {
            background-color: var(--color-primary);
            color: #FFFFFF;
        }

        /* 卡片 */
        .strategy-card {
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .strategy-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(199, 146, 75, 0.5);
        }

        .strategy-card-img {
            aspect-ratio: 16/9;
            background-color: #E9E5DA;
            overflow: hidden;
            position: relative;
        }

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

        .strategy-card:hover .strategy-card-img img {
            transform: scale(1.03);
        }

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

        .strategy-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .strategy-card-body p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 14px;
        }

        .strategy-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.2s ease, color 0.2s ease;
        }

        .strategy-link:hover {
            color: var(--color-secondary-hover);
            gap: 10px;
        }

        /* 步骤流程 */
        .step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 18px 0;
            border-bottom: 1px solid var(--color-border);
        }

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

        .step-num {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-radius: var(--radius-ball);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-number);
            font-weight: 600;
            font-size: 0.95rem;
        }

        .step-content h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }

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

        /* 相关阅读 */
        .related-item {
            display: flex;
            gap: 16px;
            align-items: center;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
            transition: background-color 0.2s ease;
        }

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

        .related-item:hover {
            background-color: rgba(199, 146, 75, 0.04);
            padding-left: 6px;
        }

        .related-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-card);
            background-color: rgba(199, 146, 75, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-secondary);
            font-weight: 700;
            font-size: 0.9rem;
            font-family: var(--font-number);
        }

        .related-content h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 3px;
        }

        .related-content p {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* 深度内容区块 */
        .deep-block {
            background-color: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 40px 44px;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .deep-block::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background-color: var(--color-secondary);
            border-radius: 3px 0 0 3px;
        }

        .deep-block h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .deep-block .deep-lead {
            font-size: 1rem;
            color: var(--color-text-secondary);
            margin-bottom: 24px;
            line-height: 1.8;
        }

        .deep-block .deep-body p {
            font-size: 0.95rem;
            color: var(--color-text-primary);
            line-height: 1.95;
            margin-bottom: 16px;
        }

        .deep-block .deep-body p:last-child {
            margin-bottom: 0;
        }

        /* 数据亮点 */
        .stat-mini {
            text-align: center;
            padding: 16px;
        }

        .stat-mini .stat-num {
            font-family: var(--font-number);
            font-size: 1.8rem;
            font-weight: 600;
            color: var(--color-secondary);
            display: block;
            line-height: 1.3;
        }

        .stat-mini .stat-label {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }

        /* 底部 CTA */
        .cta-section {
            background-color: var(--color-primary);
            padding: 64px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }

        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            line-height: 1.7;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-primary {
            background-color: var(--color-secondary);
            color: #1F211E;
            font-size: 1rem;
            padding: 14px 36px;
            box-shadow: none;
        }

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

        /* 页头横幅 */
        .page-banner {
            /* background-image: linear-gradient(to right, rgba(44,45,42,0.95), rgba(44,45,42,0.85)), url('/assets/images/backpic/back-2.webp'); */
            background-color: var(--color-primary);
            background-size: cover;
            background-position: center;
            padding: 60px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background-color: var(--color-secondary);
        }

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

        .page-banner h1 {
            font-size: 2rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
            line-height: 1.35;
            letter-spacing: 0.5px;
        }

        .page-banner .banner-desc {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 16px;
        }

        .banner-meta {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.8rem;
            font-family: var(--font-number);
        }

        .banner-meta span {
            background-color: rgba(255, 255, 255, 0.1);
            padding: 4px 14px;
            border-radius: var(--radius-pill);
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 0;
        }

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

        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }

        .footer-brand h3 span {
            color: var(--color-secondary);
        }

        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            max-width: 260px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

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

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

        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.5);
            align-items: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.2s ease;
        }

        .footer-bottom a:hover {
            color: var(--color-secondary);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .search-form {
                max-width: 30%;
                min-width: 120px;
            }

            .nav-links {
                gap: 10px;
            }

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

            .site-footer .footer-grid {
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: nowrap;
                gap: 8px;
                padding-top: 6px;
                padding-bottom: 6px;
            }

            .logo {
                font-size: 1.05rem;
            }

            .nav-links {
                display: none;
            }

            .search-form {
                max-width: none;
                flex: 1;
                min-width: 0;
                height: 36px;
                border-radius: var(--radius-input);
                padding: 0 10px;
            }

            .nav-cta {
                display: none;
            }

            .mobile-toggle {
                display: block;
                font-size: 1.4rem;
                line-height: 1;
                padding: 4px;
            }

            .mobile-drawer {
                display: none;
            }

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

            .mobile-drawer .search-form-mobile-wrap {
                display: block;
                margin-bottom: 6px;
            }

            .mobile-drawer .search-form-mobile-wrap .search-form {
                max-width: 100%;
                width: 100%;
                border-radius: var(--radius-input);
            }

            .page-banner {
                padding: 36px 0 32px;
            }

            .page-banner h1 {
                font-size: 1.4rem;
            }

            .page-banner .banner-desc {
                font-size: 0.88rem;
            }

            .deep-block {
                padding: 24px 20px;
            }

            .deep-block h2 {
                font-size: 1.2rem;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }

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

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

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

            .stat-mini .stat-num {
                font-size: 1.4rem;
            }

            .related-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .step-item {
                flex-direction: column;
                gap: 10px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #2C2D2A;
            --color-secondary: #C7924B;
            --color-secondary-hover: #B57F3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-accent: #B8533A;
            --color-text-primary: #1F211E;
            --color-text-secondary: #6F6C64;
            --color-border: #E4E0D6;
            --color-success: #3F6B53;
            --color-number-blue: #3E4A52;
            --color-placeholder: #A09B8F;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-number: 'DIN Alternate', 'Bahnschrift', 'Roboto Mono', monospace;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.07);
            --radius-card: 12px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --radius-input: 12px;
            --radius-ball: 50%;
            --container-max: 1200px;
            --transition-base: all 0.2s ease;
        }

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

        body {
            font-family: var(--font-cn);
            background-color: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            padding-bottom: 60px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
        }
        a:hover {
            color: var(--color-secondary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        input,
        button,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            min-height: 68px;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 8px;
            padding-bottom: 8px;
        }
        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            transition: color 0.2s ease;
            display: flex;
            align-items: center;
            gap: 2px;
        }
        .logo span {
            color: var(--color-secondary);
        }
        .logo:hover {
            color: var(--color-secondary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-links a {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 4px 2px;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: color 0.2s ease, border-color 0.2s ease;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-text-primary);
            border-bottom-color: var(--color-secondary);
        }
        .search-form {
            display: flex;
            align-items: center;
            background-color: #F1EFE9;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            flex: 1 1 32%;
            min-width: 160px;
            max-width: 38%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
        }
        .search-form:focus-within {
            background-color: #FFFFFF;
            border-color: var(--color-secondary);
            box-shadow: 0 0 0 3px rgba(199, 146, 75, 0.18);
        }
        .search-form svg {
            flex-shrink: 0;
            color: var(--color-text-secondary);
            width: 18px;
            height: 18px;
            margin-right: 8px;
        }
        .search-form input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--color-text-primary);
            min-width: 0;
        }
        .search-form input::placeholder {
            color: var(--color-placeholder);
        }
        .nav-cta {
            background: transparent;
            border: 1px solid var(--color-secondary);
            color: var(--color-text-primary);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 600;
            font-size: 0.875rem;
            white-space: nowrap;
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
        }
        .nav-cta:hover {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-color: var(--color-secondary);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-text-primary);
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .mobile-toggle svg {
            width: 24px;
            height: 24px;
        }
        .mobile-nav {
            display: none;
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 0.875rem;
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            transition: all 0.2s ease;
            white-space: nowrap;
            text-decoration: none;
            line-height: 1.5;
        }
        .btn-primary {
            background-color: var(--color-secondary);
            color: #1F211E;
            border: 1px solid var(--color-secondary);
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
        }
        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            border-color: var(--color-secondary-hover);
            color: #1F211E;
            box-shadow: 0 4px 14px rgba(199, 146, 75, 0.28);
        }
        .btn-primary:focus {
            outline: 2px solid rgba(199, 146, 75, 0.5);
            outline-offset: 2px;
        }
        .btn-secondary {
            background-color: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            border-radius: var(--radius-btn);
            padding: 10px 18px;
            font-weight: 500;
            font-size: 0.875rem;
        }
        .btn-secondary:hover {
            border-color: var(--color-secondary);
            color: var(--color-secondary);
        }
        .btn-secondary:focus {
            outline: 2px solid rgba(199, 146, 75, 0.3);
            outline-offset: 2px;
        }
        .btn-sm {
            padding: 6px 14px;
            font-size: 0.8rem;
            border-radius: 8px;
        }

        /* 卡片 */
        .card {
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(199, 146, 75, 0.4);
            transform: translateY(-4px);
        }

        /* 号码球 */
        .ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-ball);
            font-family: var(--font-number);
            font-weight: 600;
            font-size: 0.875rem;
            line-height: 1;
            flex-shrink: 0;
            transition: transform 0.2s ease;
        }
        .ball:hover {
            transform: scale(1.08);
        }
        .ball-red {
            background-color: var(--color-accent);
            color: #FFFFFF;
        }
        .ball-blue {
            background-color: var(--color-number-blue);
            color: #FFFFFF;
        }
        .ball-gray {
            background-color: #F0EDE4;
            color: var(--color-text-primary);
            border: 1px solid var(--color-border);
        }
        .ball-lg {
            width: 48px;
            height: 48px;
            font-size: 1.1rem;
        }
        .ball-sm {
            width: 28px;
            height: 28px;
            font-size: 0.7rem;
        }

        /* 页头横幅 */
        .page-hero {
            background-color: var(--color-primary);
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
            padding: 64px 0;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 1;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 4px;
            height: 100%;
            background-color: var(--color-secondary);
            z-index: 2;
        }
        .page-hero .container {
            position: relative;
            z-index: 3;
        }
        .page-hero-badge {
            display: inline-block;
            background-color: rgba(199, 146, 75, 0.2);
            border: 1px solid rgba(199, 146, 75, 0.4);
            color: var(--color-secondary);
            padding: 4px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        .page-hero h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            margin: 0 0 12px;
            letter-spacing: -0.5px;
        }
        .page-hero p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 640px;
            line-height: 1.8;
            margin: 0 0 24px;
        }
        .page-hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 8px;
        }
        .page-hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .page-hero-stat .stat-number {
            font-family: var(--font-number);
            font-size: 1.6rem;
            font-weight: 600;
            color: var(--color-secondary);
        }
        .page-hero-stat .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
        }

        /* 最新开奖速览 */
        .draw-latest {
            background-color: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            padding: 28px 28px;
            margin-top: -36px;
            position: relative;
            z-index: 10;
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: center;
            justify-content: space-between;
        }
        .draw-latest-left {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .draw-latest-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .draw-latest-info .draw-label {
            font-size: 0.75rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }
        .draw-latest-info .draw-number {
            font-family: var(--font-number);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text-primary);
            letter-spacing: 0.5px;
        }
        .draw-latest-info .draw-date {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }
        .draw-latest-balls {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .draw-latest-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        /* 期号列表 */
        .draw-list-section {
            margin-top: 40px;
        }
        .draw-list-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
        }
        .draw-list-header h2 {
            font-size: 1.35rem;
            font-weight: 700;
            margin: 0;
            color: var(--color-text-primary);
        }
        .draw-list-header .filter-group {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--color-border);
            background-color: var(--color-surface);
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .filter-chip:hover,
        .filter-chip.active {
            border-color: var(--color-secondary);
            color: var(--color-text-primary);
            background-color: rgba(199, 146, 75, 0.08);
        }
        .draw-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 18px 20px;
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 10px;
            transition: all 0.2s ease;
        }
        .draw-row:hover {
            border-color: rgba(199, 146, 75, 0.5);
            box-shadow: var(--shadow-card-hover);
        }
        .draw-row-left {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            min-width: 0;
        }
        .draw-row-period {
            flex-shrink: 0;
            min-width: 90px;
        }
        .draw-row-period .period-name {
            font-family: var(--font-number);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text-primary);
        }
        .draw-row-period .period-date {
            font-size: 0.75rem;
            color: var(--color-text-secondary);
        }
        .draw-row-balls {
            display: flex;
            gap: 7px;
            flex-wrap: wrap;
            align-items: center;
        }
        .draw-row-actions {
            display: flex;
            gap: 8px;
            flex-shrink: 0;
        }
        .draw-row-divider {
            width: 1px;
            height: 32px;
            background-color: var(--color-border);
            margin: 0 4px;
        }

        /* 深读正文 */
        .deep-reading {
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 40px 40px;
            margin-top: 40px;
            position: relative;
        }
        .deep-reading::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 100%;
            background-color: var(--color-secondary);
            border-radius: 3px 0 0 3px;
        }
        .deep-reading h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin: 0 0 8px;
        }
        .deep-reading .reading-subtitle {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            max-width: 720px;
        }
        .deep-reading h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin: 24px 0 10px;
        }
        .deep-reading p {
            font-size: 0.95rem;
            color: var(--color-text-primary);
            line-height: 1.9;
            margin-bottom: 16px;
            max-width: 720px;
        }
        .deep-reading .reading-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            margin: 20px 0 24px;
            background-color: #E9E5DA;
            position: relative;
        }
        .deep-reading .reading-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            border-radius: var(--radius-card);
        }
        .deep-reading .reading-image::after {
            content: '500万彩票网';
            position: absolute;
            bottom: 12px;
            right: 16px;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.85);
            background-color: rgba(0, 0, 0, 0.35);
            padding: 2px 10px;
            border-radius: 4px;
        }
        .reading-list {
            padding: 0;
            margin: 20px 0 16px;
            list-style: none;
            max-width: 720px;
        }
        .reading-list li {
            padding: 10px 0 10px 24px;
            border-bottom: 1px solid var(--color-border);
            font-size: 0.9rem;
            line-height: 1.75;
            position: relative;
        }
        .reading-list li:last-child {
            border-bottom: none;
        }
        .reading-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 18px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-secondary);
        }
        .reading-highlight {
            background-color: #FDF9F3;
            border-left: 3px solid var(--color-secondary);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 20px 0;
            max-width: 720px;
            font-size: 0.9rem;
            line-height: 1.75;
            color: var(--color-text-primary);
        }

        /* 时间表 */
        .schedule-section {
            margin-top: 40px;
        }
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 16px;
            margin-top: 20px;
        }
        .schedule-card {
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: all 0.2s ease;
        }
        .schedule-card:hover {
            border-color: rgba(199, 146, 75, 0.5);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .schedule-card .schedule-name {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }
        .schedule-card .schedule-days {
            font-size: 0.85rem;
            color: var(--color-secondary);
            font-weight: 500;
            margin-bottom: 6px;
        }
        .schedule-card .schedule-time {
            font-family: var(--font-number);
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 6px;
        }
        .schedule-card .schedule-desc {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }

        /* 注意提示 */
        .notice-box {
            background-color: #FDF9F3;
            border: 1px solid rgba(199, 146, 75, 0.35);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            margin-top: 32px;
        }
        .notice-box .notice-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-primary);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .notice-box .notice-title svg {
            color: var(--color-secondary);
            flex-shrink: 0;
        }
        .notice-box .notice-text {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* 分页 */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 36px;
            height: 36px;
            padding: 0 8px;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            background-color: var(--color-surface);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all 0.2s ease;
        }
        .pagination a:hover {
            border-color: var(--color-secondary);
            color: var(--color-text-primary);
        }
        .pagination .current {
            background-color: var(--color-secondary);
            border-color: var(--color-secondary);
            color: #1F211E;
            font-weight: 600;
        }
        .pagination .disabled {
            background-color: #F0EDE4;
            color: var(--color-placeholder);
            cursor: not-allowed;
            border-color: var(--color-border);
            pointer-events: none;
        }

        /* CTA */
        .cta-section {
            background-color: var(--color-primary);
            color: #FFFFFF;
            text-align: center;
            padding: 64px 24px;
            margin-top: 48px;
            border-radius: 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 1px;
            background-color: rgba(199, 146, 75, 0.3);
        }
        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 10px;
        }
        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 520px;
            margin: 0 auto 24px;
            line-height: 1.75;
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .site-footer h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 10px;
        }
        .site-footer h3 span {
            color: var(--color-secondary);
        }
        .site-footer h4 {
            font-size: 0.85rem;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 12px;
            letter-spacing: 0.3px;
        }
        .site-footer p {
            font-size: 0.8rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }
        .site-footer ul li a:hover {
            color: var(--color-secondary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.45);
            align-items: center;
            justify-content: space-between;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a:hover {
            color: var(--color-secondary);
        }
        .footer-bottom span {
            white-space: nowrap;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .site-header .container {
                gap: 8px;
            }
            .search-form {
                max-width: 28%;
                min-width: 140px;
            }
            .nav-links {
                gap: 10px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .deep-reading {
                padding: 28px 24px;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: wrap;
                padding-top: 10px;
                padding-bottom: 10px;
            }
            .nav-links {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .mobile-nav {
                display: block;
                width: 100%;
                background-color: var(--color-surface);
                border-bottom: 1px solid var(--color-border);
                padding: 8px 0;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                z-index: 99;
            }
            .mobile-nav.open {
                display: block;
            }
            .mobile-nav .search-form {
                max-width: 100%;
                width: 100%;
                margin: 8px 0 12px;
                border-radius: var(--radius-btn);
            }
            .mobile-nav .nav-links {
                display: flex;
                flex-direction: column;
                gap: 0;
                align-items: flex-start;
                overflow: visible;
            }
            .mobile-nav .nav-links a {
                width: 100%;
                padding: 10px 0;
                border-bottom: 1px solid var(--color-border);
                font-size: 0.9rem;
                border-bottom: 1px solid var(--color-border) !important;
            }
            .search-form {
                order: 10;
                max-width: 100%;
                width: 100%;
                flex: 1 1 100%;
                border-radius: var(--radius-btn);
                margin-top: 6px;
            }
            .nav-cta {
                display: none;
            }
            .page-hero {
                padding: 40px 0;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .page-hero p {
                font-size: 0.9rem;
            }
            .page-hero-stats {
                gap: 20px;
                flex-wrap: wrap;
            }
            .draw-latest {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
                padding: 20px;
                margin-top: -24px;
            }
            .draw-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 14px 16px;
            }
            .draw-row-divider {
                display: none;
            }
            .deep-reading {
                padding: 20px 18px;
            }
            .deep-reading h2 {
                font-size: 1.25rem;
            }
            .filter-group {
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
            }
            .filter-group::-webkit-scrollbar {
                display: none;
            }
            .filter-chip {
                flex-shrink: 0;
            }
            .cta-section {
                padding: 40px 20px;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .logo {
                font-size: 1.05rem;
            }
            .ball {
                width: 32px;
                height: 32px;
                font-size: 0.75rem;
            }
            .ball-lg {
                width: 40px;
                height: 40px;
                font-size: 0.95rem;
            }
            .draw-latest-balls {
                gap: 6px;
            }
            .draw-row-balls {
                gap: 5px;
            }
            .draw-row-balls .ball {
                width: 28px;
                height: 28px;
                font-size: 0.65rem;
            }
            .deep-reading .reading-image img {
                height: 200px;
            }
            .pagination a,
            .pagination span {
                min-width: 32px;
                height: 32px;
                font-size: 0.75rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .btn-primary {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #2C2D2A;
            --color-secondary: #C7924B;
            --color-secondary-hover: #B57F3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-accent: #B8533A;
            --color-text-primary: #1F211E;
            --color-text-secondary: #6F6C64;
            --color-border: #E4E0D6;
            --color-success: #3F6B53;
            --color-number-blue: #3E4A52;
            --color-placeholder: #A09B8F;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-number: 'DIN Alternate', 'Bahnschrift', 'Roboto Mono', monospace;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.07);
            --radius-card: 12px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --radius-input: 12px;
            --radius-ball: 50%;
            --container-max: 1200px;
            --transition-base: all 0.2s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            background-color: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.85;
            font-size: 15px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
        }
        a:hover {
            color: var(--color-secondary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        input,
        button,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            min-height: 68px;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 8px;
            padding-bottom: 8px;
        }
        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            transition: color 0.2s ease;
        }
        .logo span {
            color: var(--color-secondary);
        }
        .logo:hover {
            color: var(--color-secondary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-links a {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 4px 2px;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: color 0.2s ease, border-color 0.2s ease;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-text-primary);
            border-bottom-color: var(--color-secondary);
        }
        .search-form {
            display: flex;
            align-items: center;
            background-color: #F1EFE9;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            flex: 1 1 32%;
            min-width: 160px;
            max-width: 38%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
        }
        .search-form:focus-within {
            background-color: #FFFFFF;
            border-color: var(--color-secondary);
            box-shadow: 0 0 0 3px rgba(199, 146, 75, 0.18);
        }
        .search-form svg {
            flex-shrink: 0;
            color: var(--color-text-secondary);
            width: 18px;
            height: 18px;
            margin-right: 8px;
        }
        .search-form input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--color-text-primary);
            min-width: 0;
        }
        .search-form input::placeholder {
            color: var(--color-placeholder);
        }
        .nav-cta {
            background: transparent;
            border: 1px solid var(--color-secondary);
            color: var(--color-text-primary);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 600;
            font-size: 0.875rem;
            white-space: nowrap;
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
        }
        .nav-cta:hover {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-color: var(--color-secondary);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-text-primary);
        }
        .mobile-toggle svg {
            width: 24px;
            height: 24px;
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.35);
            z-index: 99;
        }
        .drawer-overlay.show {
            display: block;
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 280px;
            background: var(--color-surface);
            z-index: 101;
            padding: 20px;
            box-shadow: -8px 0 24px rgba(0, 0, 0, 0.08);
            transform: translateX(100%);
            transition: transform 0.25s ease;
            overflow-y: auto;
        }
        .mobile-drawer.show {
            transform: translateX(0);
        }
        .mobile-drawer .drawer-close {
            display: block;
            margin-left: auto;
            font-size: 1.5rem;
            color: var(--color-text-secondary);
            padding: 4px 8px;
        }
        .mobile-drawer .nav-links {
            flex-direction: column;
            align-items: flex-start;
            gap: 4px;
            margin-top: 16px;
        }
        .mobile-drawer .nav-links a {
            font-size: 1rem;
            padding: 10px 4px;
            width: 100%;
            border-bottom: 1px solid var(--color-border);
        }
        .mobile-drawer .search-form {
            max-width: 100%;
            flex: none;
            width: 100%;
            margin-top: 12px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-size: 0.9375rem;
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
            border: 1px solid transparent;
            line-height: 1.4;
            cursor: pointer;
        }
        .btn-primary {
            background-color: var(--color-secondary);
            color: #1F211E;
        }
        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            color: #1F211E;
        }
        .btn-primary:focus-visible {
            outline: 2px solid rgba(199, 146, 75, 0.5);
            outline-offset: 2px;
        }
        .btn-outline {
            background: transparent;
            border-color: var(--color-border);
            color: var(--color-text-primary);
        }
        .btn-outline:hover {
            border-color: var(--color-secondary);
            color: var(--color-secondary);
        }
        .btn-outline:focus-visible {
            outline: 2px solid rgba(199, 146, 75, 0.4);
            outline-offset: 2px;
        }
        .btn-secondary-outline {
            background: transparent;
            border-color: var(--color-secondary);
            color: var(--color-text-primary);
        }
        .btn-secondary-outline:hover {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-color: var(--color-secondary);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.3px;
        }
        .badge-accent {
            background-color: rgba(184, 83, 58, 0.1);
            color: var(--color-accent);
            border: 1px solid rgba(184, 83, 58, 0.25);
        }
        .badge-secondary {
            background-color: rgba(199, 146, 75, 0.12);
            color: var(--color-secondary);
            border: 1px solid rgba(199, 146, 75, 0.3);
        }
        .badge-success {
            background-color: rgba(63, 107, 83, 0.1);
            color: var(--color-success);
            border: 1px solid rgba(63, 107, 83, 0.25);
        }
        .card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(199, 146, 75, 0.4);
            transform: translateY(-4px);
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 720px;
        }
        .divider {
            width: 48px;
            height: 3px;
            background: var(--color-secondary);
            border-radius: 2px;
            margin-bottom: 16px;
        }
        .page-banner {
            background: linear-gradient(135deg, #2C2D2A 0%, #3A3B38 55%, #4A4439 100%);
            color: #F7F5F0;
            padding: 64px 0 56px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(199, 146, 75, 0.2);
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            right: -120px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(199, 146, 75, 0.08);
            pointer-events: none;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: 20%;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(184, 83, 58, 0.06);
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            color: #F7F5F0;
        }
        .page-banner .banner-desc {
            font-size: 1.0625rem;
            color: rgba(247, 245, 240, 0.78);
            max-width: 720px;
            line-height: 1.85;
        }
        .banner-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid rgba(247, 245, 240, 0.15);
        }
        .banner-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: rgba(247, 245, 240, 0.7);
        }
        .banner-meta-item .num {
            font-family: var(--font-number);
            font-weight: 600;
            color: var(--color-secondary);
            font-size: 1.125rem;
        }
        .content-section {
            padding: 56px 0;
        }
        .content-section.alt-bg {
            background-color: #F1EDE4;
        }
        .content-section.dark-bg {
            background-color: var(--color-primary);
            color: #F7F5F0;
        }
        .two-col-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .two-col-grid .text-col {
            min-width: 0;
        }
        .two-col-grid .text-col h2 {
            font-size: 1.5rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-text-primary);
            margin-bottom: 16px;
        }
        .two-col-grid .text-col p {
            color: var(--color-text-secondary);
            line-height: 1.9;
            margin-bottom: 16px;
            font-size: 0.9375rem;
        }
        .image-frame {
            border-radius: var(--radius-card);
            overflow: hidden;
            background: #E9E5DA;
            position: relative;
            min-height: 280px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
        }
        .image-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }
        .image-frame .img-fallback {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.125rem;
            font-weight: 600;
            color: rgba(44, 45, 42, 0.35);
            letter-spacing: 1px;
            z-index: 1;
        }
        .quote-highlight {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            color: #F7F5F0;
            position: relative;
            overflow: hidden;
            border-left: 4px solid var(--color-secondary);
        }
        .quote-highlight::before {
            content: '\201C';
            font-size: 6rem;
            font-family: Georgia, serif;
            color: rgba(199, 146, 75, 0.25);
            position: absolute;
            top: -12px;
            left: 20px;
            line-height: 1;
            pointer-events: none;
        }
        .quote-highlight blockquote {
            font-size: 1.125rem;
            line-height: 1.8;
            font-weight: 500;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .quote-highlight .quote-source {
            font-size: 0.875rem;
            color: rgba(247, 245, 240, 0.7);
            position: relative;
            z-index: 1;
        }
        .risk-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .risk-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            text-align: center;
        }
        .risk-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(184, 83, 58, 0.35);
            transform: translateY(-4px);
        }
        .risk-card .risk-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(184, 83, 58, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.375rem;
            font-weight: 700;
            color: var(--color-accent);
        }
        .risk-card h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }
        .risk-card p {
            font-size: 0.8125rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .guideline-list {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .guideline-list li {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .guideline-list li:hover {
            border-color: rgba(63, 107, 83, 0.35);
            box-shadow: var(--shadow-card-hover);
        }
        .guideline-list .step-num {
            font-family: var(--font-number);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-success);
            flex-shrink: 0;
            min-width: 40px;
            text-align: center;
            line-height: 1.4;
        }
        .guideline-list .step-content h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 6px;
        }
        .guideline-list .step-content p {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(199, 146, 75, 0.3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text-primary);
            transition: color 0.2s ease;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-cn);
            line-height: 1.5;
        }
        .faq-question:hover {
            color: var(--color-secondary);
        }
        .faq-question .faq-icon {
            font-size: 1.5rem;
            font-weight: 300;
            color: var(--color-secondary);
            flex-shrink: 0;
            transition: transform 0.2s ease;
            line-height: 1;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 0.9375rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            padding-top: 0;
            border-top: 1px solid var(--color-border);
            padding-top: 16px;
        }
        .cta-section {
            background-color: var(--color-primary);
            padding: 64px 0;
            text-align: center;
            color: #F7F5F0;
            border-top: 1px solid rgba(199, 146, 75, 0.25);
        }
        .cta-section h2 {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 12px;
            color: #F7F5F0;
        }
        .cta-section p {
            font-size: 0.9375rem;
            color: rgba(247, 245, 240, 0.75);
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }
        .site-footer {
            background-color: #1F211E;
            color: rgba(247, 245, 240, 0.75);
            padding: 56px 0 0;
            border-top: 1px solid rgba(199, 146, 75, 0.2);
        }
        .site-footer .container {
            padding-bottom: 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: #F7F5F0;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-brand h3 span {
            color: var(--color-secondary);
        }
        .footer-brand p {
            font-size: 0.8125rem;
            line-height: 1.75;
            color: rgba(247, 245, 240, 0.6);
        }
        .footer-col h4 {
            font-size: 0.9375rem;
            font-weight: 600;
            color: #F7F5F0;
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 0.8125rem;
            color: rgba(247, 245, 240, 0.6);
            transition: color 0.2s ease;
        }
        .footer-col ul a:hover {
            color: var(--color-secondary);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            align-items: center;
            justify-content: space-between;
            padding-top: 20px;
            border-top: 1px solid rgba(247, 245, 240, 0.1);
            font-size: 0.75rem;
            color: rgba(247, 245, 240, 0.45);
        }
        .footer-bottom a {
            color: rgba(247, 245, 240, 0.55);
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: var(--color-secondary);
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        @media (max-width: 1024px) {
            .risk-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .two-col-grid {
                gap: 28px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .mobile-toggle {
                display: block;
                margin-left: auto;
            }
            .mobile-drawer {
                display: block;
            }
            .search-form {
                max-width: 100%;
                flex: 1 1 100%;
                order: 10;
                width: 100%;
            }
            .site-header .container {
                flex-wrap: wrap;
                gap: 6px;
            }
            .nav-cta {
                display: none;
            }
            .page-banner {
                padding: 40px 0 36px;
            }
            .page-banner h1 {
                font-size: 1.625rem;
            }
            .banner-desc {
                font-size: 0.9375rem;
            }
            .banner-meta {
                flex-wrap: wrap;
                gap: 12px;
                margin-top: 16px;
                padding-top: 14px;
            }
            .two-col-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .two-col-grid .text-col h2 {
                font-size: 1.25rem;
            }
            .content-section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.375rem;
            }
            .risk-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .guideline-list li {
                padding: 16px 18px;
                flex-direction: column;
                gap: 8px;
            }
            .guideline-list .step-num {
                min-width: auto;
                text-align: left;
                font-size: 1.25rem;
            }
            .quote-highlight {
                padding: 28px 20px;
            }
            .quote-highlight blockquote {
                font-size: 1rem;
            }
            .faq-question {
                font-size: 0.9375rem;
                padding: 14px 18px;
            }
            .faq-answer {
                padding: 0 18px;
            }
            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.375rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.375rem;
                line-height: 1.4;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .content-section {
                padding: 32px 0;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #2C2D2A;
            --color-secondary: #C7924B;
            --color-secondary-hover: #B57F3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-accent: #B8533A;
            --color-text-primary: #1F211E;
            --color-text-secondary: #6F6C64;
            --color-border: #E4E0D6;
            --color-success: #3F6B53;
            --color-number-blue: #3E4A52;
            --color-placeholder: #A09B8F;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-number: 'DIN Alternate', 'Bahnschrift', 'Roboto Mono', monospace;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.07);
            --radius-card: 12px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --radius-input: 12px;
            --radius-ball: 50%;
            --container-max: 1200px;
            --transition-base: all 0.2s ease;
        }

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

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

        body {
            font-family: var(--font-cn);
            background-color: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            padding-bottom: 0;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
        }
        a:hover {
            color: var(--color-secondary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        input,
        button,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            min-height: 68px;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 8px;
            padding-bottom: 8px;
        }
        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            transition: color 0.2s ease;
        }
        .logo span {
            color: var(--color-secondary);
        }
        .logo:hover {
            color: var(--color-secondary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-links a {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 4px 2px;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: color 0.2s ease, border-color 0.2s ease;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-text-primary);
            border-bottom-color: var(--color-secondary);
        }
        .search-form {
            display: flex;
            align-items: center;
            background-color: #F1EFE9;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            flex: 1 1 32%;
            min-width: 160px;
            max-width: 38%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
        }
        .search-form:focus-within {
            background-color: #FFFFFF;
            border-color: var(--color-secondary);
            box-shadow: 0 0 0 3px rgba(199, 146, 75, 0.18);
        }
        .search-form svg {
            flex-shrink: 0;
            color: var(--color-text-secondary);
            width: 18px;
            height: 18px;
            margin-right: 8px;
        }
        .search-form input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--color-text-primary);
            min-width: 0;
        }
        .search-form input::placeholder {
            color: var(--color-placeholder);
        }
        .nav-cta {
            background: transparent;
            border: 1px solid var(--color-secondary);
            color: var(--color-text-primary);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 600;
            font-size: 0.875rem;
            white-space: nowrap;
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
        }
        .nav-cta:hover {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-color: var(--color-secondary);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-text-primary);
        }
        .mobile-toggle svg {
            width: 24px;
            height: 24px;
        }

        /* 按钮 */
        .btn-primary {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(199, 146, 75, 0.3);
        }
        .btn-primary:focus,
        .btn-primary:active {
            outline: 2px solid rgba(199, 146, 75, 0.5);
            outline-offset: 2px;
        }
        .btn-secondary {
            background: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.875rem;
            transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
            cursor: pointer;
        }
        .btn-secondary:hover {
            border-color: var(--color-secondary);
            color: var(--color-secondary);
        }
        .btn-secondary:focus {
            outline: 2px solid rgba(199, 146, 75, 0.3);
            outline-offset: 2px;
        }

        /* 卡片 */
        .card {
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(199, 146, 75, 0.4);
        }

        /* 工具卡 */
        .tool-card {
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
            position: relative;
            overflow: hidden;
        }
        .tool-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .tool-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(199, 146, 75, 0.4);
        }
        .tool-card:hover::before {
            opacity: 1;
        }
        .tool-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-btn);
            background-color: #F7F5F0;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-secondary);
            font-size: 1.5rem;
            font-weight: 700;
        }
        .tool-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--color-text-primary);
        }
        .tool-card p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
        }
        .tool-tag {
            display: inline-block;
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            background-color: #F7F5F0;
            color: var(--color-text-secondary);
            font-weight: 500;
        }
        .tool-tag.active {
            background-color: rgba(199, 146, 75, 0.15);
            color: var(--color-secondary);
        }

        /* 号码球 */
        .number-ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-ball);
            font-family: var(--font-number);
            font-weight: 600;
            font-size: 0.95rem;
            color: #FFFFFF;
            background-color: var(--color-number-blue);
        }
        .number-ball.red {
            background-color: var(--color-accent);
        }
        .number-ball.gray {
            background-color: #E4E0D6;
            color: var(--color-text-primary);
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            text-align: left;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--color-text-primary);
            cursor: pointer;
            padding: 0;
            background: none;
            border: none;
            gap: 16px;
            transition: color 0.2s ease;
        }
        .faq-question:hover {
            color: var(--color-secondary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: #F7F5F0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-text-secondary);
            transition: transform 0.2s ease, background-color 0.2s ease;
        }
        .faq-item.open .faq-icon {
            background-color: var(--color-secondary);
            color: #1F211E;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding-top: 12px;
            padding-left: 8px;
        }

        /* 查询行 */
        .query-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 18px;
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 10px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
            flex-wrap: wrap;
            gap: 10px;
        }
        .query-row:hover {
            border-color: rgba(199, 146, 75, 0.4);
            box-shadow: var(--shadow-card);
        }
        .query-label {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .query-label .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-secondary);
            flex-shrink: 0;
        }
        .query-meta {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            font-family: var(--font-number);
        }
        .query-btn {
            font-size: 0.8rem;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            background-color: #F7F5F0;
            color: var(--color-text-primary);
            font-weight: 500;
            transition: background-color 0.2s ease, color 0.2s ease;
            cursor: pointer;
            border: 1px solid var(--color-border);
        }
        .query-btn:hover {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-color: var(--color-secondary);
        }

        /* 深读正文 */
        .deep-content {
            max-width: 720px;
            margin: 0 auto;
        }
        .deep-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 16px;
            position: relative;
            padding-left: 16px;
            line-height: 1.35;
        }
        .deep-content h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            width: 3px;
            height: calc(100% - 16px);
            background-color: var(--color-secondary);
            border-radius: 2px;
        }
        .deep-content p {
            margin-bottom: 1.5em;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.9;
        }
        .deep-content h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 12px;
            margin-top: 28px;
        }

        /* 步骤条 */
        .step-list {
            list-style: none;
            padding: 0;
            margin: 20px 0;
        }
        .step-list li {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .step-list li:last-child {
            border-bottom: none;
        }
        .step-number {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background-color: var(--color-secondary);
            color: #1F211E;
            font-family: var(--font-number);
            font-weight: 700;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .step-content {
            flex: 1;
        }
        .step-content h4 {
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }
        .step-content p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary);
            color: #E4E0D6;
            padding: 48px 0 20px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-brand h3 span {
            color: var(--color-secondary);
        }
        .footer-brand p {
            font-size: 0.85rem;
            color: #A09B8F;
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: #A09B8F;
            transition: color 0.2s ease;
        }
        .footer-col ul li a:hover {
            color: var(--color-secondary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(228, 224, 214, 0.15);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: #A09B8F;
            justify-content: space-between;
            align-items: center;
        }
        .footer-bottom a {
            color: #A09B8F;
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: var(--color-secondary);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .search-form {
                max-width: 30%;
                min-width: 140px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: wrap;
                gap: 6px;
            }
            .nav-links {
                display: none;
                width: 100%;
                order: 10;
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 8px 0;
                border-top: 1px solid var(--color-border);
                margin-top: 8px;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 10px 0;
                width: 100%;
                border-bottom: 1px solid #F1EFE9;
            }
            .nav-links a.active,
            .nav-links a:hover {
                border-bottom-color: var(--color-secondary);
            }
            .mobile-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .search-form {
                order: 5;
                max-width: calc(100% - 100px);
                flex: 1;
                min-width: 120px;
                border-radius: var(--radius-input);
            }
            .nav-cta {
                order: 6;
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .deep-content h2 {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .logo {
                font-size: 1.1rem;
            }
            .search-form {
                min-width: 100px;
                height: 36px;
                padding: 0 10px;
            }
            .query-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .query-btn {
                width: 100%;
                text-align: center;
            }
            .tool-card {
                padding: 20px 16px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #2C2D2A;
            --color-secondary: #C7924B;
            --color-secondary-hover: #B57F3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-accent: #B8533A;
            --color-text-primary: #1F211E;
            --color-text-secondary: #6F6C64;
            --color-border: #E4E0D6;
            --color-success: #3F6B53;
            --color-number-blue: #3E4A52;
            --color-placeholder: #A09B8F;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-number: 'DIN Alternate', 'Bahnschrift', 'Roboto Mono', monospace;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.07);
            --radius-card: 12px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --radius-input: 12px;
            --radius-ball: 50%;
            --container-max: 1200px;
            --transition-base: all 0.2s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            background-color: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.85;
            font-size: 15px;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
        }
        a:hover {
            color: var(--color-secondary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        input, button, select, textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            min-height: 68px;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 8px;
            padding-bottom: 8px;
        }
        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            transition: color 0.2s ease;
        }
        .logo span {
            color: var(--color-secondary);
        }
        .logo:hover {
            color: var(--color-secondary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-links a {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 4px 2px;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: color 0.2s ease, border-color 0.2s ease;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-text-primary);
            border-bottom-color: var(--color-secondary);
        }
        .search-form {
            display: flex;
            align-items: center;
            background-color: #F1EFE9;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            flex: 1 1 32%;
            min-width: 160px;
            max-width: 38%;
            transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
        }
        .search-form:focus-within {
            background-color: #FFFFFF;
            border-color: var(--color-secondary);
            box-shadow: 0 0 0 3px rgba(199, 146, 75, 0.18);
        }
        .search-form svg {
            flex-shrink: 0;
            color: var(--color-text-secondary);
            width: 18px;
            height: 18px;
            margin-right: 8px;
        }
        .search-form input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--color-text-primary);
            min-width: 0;
        }
        .search-form input::placeholder {
            color: var(--color-placeholder);
        }
        .nav-cta {
            background: transparent;
            border: 1px solid var(--color-secondary);
            color: var(--color-text-primary);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 600;
            font-size: 0.875rem;
            white-space: nowrap;
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
        }
        .nav-cta:hover {
            background-color: var(--color-secondary);
            color: #1F211E;
            border-color: var(--color-secondary);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-text-primary);
        }
        .mobile-toggle svg {
            width: 24px;
            height: 24px;
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            gap: 4px;
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            padding: 12px 24px 16px;
        }
        .mobile-menu a {
            font-size: 0.9375rem;
            padding: 8px 0;
            color: var(--color-text-secondary);
            border-bottom: 1px solid var(--color-border);
        }
        .mobile-menu a.active,
        .mobile-menu a:hover {
            color: var(--color-secondary);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--color-secondary);
            color: #1F211E;
            font-weight: 600;
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-size: 0.9375rem;
            transition: background-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
            border: 1px solid transparent;
        }
        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            box-shadow: 0 4px 14px rgba(199, 146, 75, 0.25);
        }
        .btn-primary:focus-visible {
            outline: 2px solid rgba(199, 146, 75, 0.6);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            font-weight: 500;
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            font-size: 0.875rem;
            transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
        }
        .btn-secondary:hover {
            border-color: var(--color-secondary);
            color: var(--color-secondary);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid rgba(199, 146, 75, 0.4);
            outline-offset: 2px;
        }
        .section {
            padding: 80px 0;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-tight {
            padding: 32px 0;
        }
        .section-alt {
            background-color: var(--color-surface);
        }
        .section-dark {
            background-color: var(--color-primary);
            color: #F7F5F0;
        }
        .eyebrow {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--color-secondary);
            margin-bottom: 8px;
        }
        .h1-custom {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-text-primary);
            margin: 0 0 16px;
        }
        .h2-custom {
            font-size: 1.625rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text-primary);
            margin: 0 0 12px;
        }
        .h3-custom {
            font-size: 1.1875rem;
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-text-primary);
            margin: 0 0 8px;
        }
        .lead {
            font-size: 1.0625rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0 0 24px;
        }
        .card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(199, 146, 75, 0.4);
        }
        .badge {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background-color: rgba(199, 146, 75, 0.15);
            color: #8A6A3A;
            letter-spacing: 0.5px;
        }
        .badge-accent {
            background-color: rgba(184, 83, 58, 0.12);
            color: var(--color-accent);
        }
        .badge-success {
            background-color: rgba(63, 107, 83, 0.12);
            color: var(--color-success);
        }
        .rule-anchor-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 24px 0 32px;
        }
        .rule-anchor-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            font-size: 0.8125rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all 0.2s ease;
        }
        .rule-anchor-nav a:hover {
            border-color: var(--color-secondary);
            color: var(--color-secondary);
            background-color: rgba(199, 146, 75, 0.06);
        }
        .rule-anchor-nav a .anchor-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background-color: var(--color-primary);
            color: #FFFFFF;
            font-family: var(--font-number);
            font-size: 0.6875rem;
            font-weight: 600;
            flex-shrink: 0;
        }
        .rule-article {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            box-shadow: var(--shadow-card);
        }
        .rule-article h2 {
            position: relative;
            padding-left: 16px;
            margin-top: 40px;
            margin-bottom: 16px;
        }
        .rule-article h2:first-child {
            margin-top: 0;
        }
        .rule-article h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 3px;
            background-color: var(--color-secondary);
            border-radius: 2px;
        }
        .rule-article h3 {
            margin-top: 28px;
            margin-bottom: 10px;
            color: var(--color-text-primary);
        }
        .rule-article p {
            margin-bottom: 16px;
            color: var(--color-text-secondary);
            line-height: 1.9;
        }
        .rule-article .rule-table-wrap {
            margin: 20px 0;
            overflow-x: auto;
            border: 1px solid var(--color-border);
            border-radius: 8px;
        }
        .rule-table-wrap table {
            width: 100%;
            border-collapse: collapse;
            min-width: 560px;
            font-size: 0.875rem;
        }
        .rule-table-wrap th {
            background-color: #F1EFE9;
            font-weight: 600;
            text-align: left;
            padding: 12px 16px;
            border-bottom: 1px solid var(--color-border);
            white-space: nowrap;
        }
        .rule-table-wrap td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            white-space: nowrap;
        }
        .rule-table-wrap tr:last-child td {
            border-bottom: none;
        }
        .rule-tip {
            background: rgba(63, 107, 83, 0.08);
            border-left: 3px solid var(--color-success);
            border-radius: 8px;
            padding: 20px 24px;
            margin: 24px 0;
        }
        .rule-tip p {
            margin: 0;
            color: var(--color-success);
            font-weight: 500;
            line-height: 1.8;
        }
        .rule-warning {
            background: rgba(184, 83, 58, 0.07);
            border-left: 3px solid var(--color-accent);
            border-radius: 8px;
            padding: 20px 24px;
            margin: 24px 0;
        }
        .rule-warning p {
            margin: 0;
            color: var(--color-accent);
            font-weight: 500;
            line-height: 1.8;
        }
        .quick-rule-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 16px;
        }
        .quick-rule-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
        }
        .quick-rule-card .rule-name {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 6px;
            color: var(--color-text-primary);
        }
        .quick-rule-card .rule-detail {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }
        .cta-section {
            background-color: var(--color-primary);
            color: #F7F5F0;
            padding: 80px 0;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: #FFFFFF;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(247, 245, 240, 0.75);
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .site-footer {
            background-color: #1a1b18;
            color: #F7F5F0;
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: #FFFFFF;
        }
        .footer-brand h3 span {
            color: var(--color-secondary);
        }
        .footer-brand p {
            font-size: 0.875rem;
            color: rgba(247, 245, 240, 0.65);
            line-height: 1.75;
        }
        .footer-col h4 {
            font-size: 0.875rem;
            font-weight: 600;
            margin: 0 0 12px;
            color: rgba(247, 245, 240, 0.9);
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-col ul a {
            font-size: 0.8125rem;
            color: rgba(247, 245, 240, 0.6);
            transition: color 0.2s ease;
        }
        .footer-col ul a:hover {
            color: var(--color-secondary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(247, 245, 240, 0.15);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            font-size: 0.75rem;
            color: rgba(247, 245, 240, 0.55);
            align-items: center;
        }
        .footer-bottom a {
            color: rgba(247, 245, 240, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--color-secondary);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .search-form {
                max-width: 28%;
            }
        }
        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            .nav-links {
                display: none;
            }
            .search-form {
                flex: 1 1 100%;
                max-width: 100%;
                order: 3;
                border-radius: var(--radius-input);
                height: 44px;
            }
            .mobile-menu.open {
                display: flex;
            }
            .rule-article {
                padding: 24px 18px;
            }
            .h1-custom {
                font-size: 1.75rem;
            }
            .h2-custom {
                font-size: 1.375rem;
            }
            .section {
                padding: 48px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .rule-anchor-nav {
                gap: 6px;
            }
            .rule-anchor-nav a {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .quick-rule-grid {
                grid-template-columns: 1fr;
            }
            .rule-article {
                padding: 20px 14px;
            }
        }