/* roulang page: index */
:root {
            --primary: #2456B3;
            --primary-hover: #1B3F8B;
            --primary-light: #EAF1FB;
            --secondary-bg: #F5F7FA;
            --accent: #E89B3D;
            --text-heading: #1E2A44;
            --text-body: #3D4C67;
            --text-muted: #78879E;
            --border-color: rgba(30, 42, 68, .06);
            --border-hover: rgba(30, 42, 68, .12);
            --bg-page: #F8FAFC;
            --card-radius: 16px;
            --btn-radius: 10px;
            --shadow-card: 0 2px 8px rgba(30, 42, 68, .04);
            --shadow-hover: 0 12px 28px rgba(30, 42, 68, .08);
            --shadow-nav: 0 4px 20px rgba(30, 42, 68, .08);
            --shadow-nav-scrolled: 0 8px 30px rgba(30, 42, 68, .1);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 200ms ease-out;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-page);
            color: var(--text-body);
            line-height: 1.75;
            font-size: 16px;
            padding-bottom: 80px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        section {
            padding: 72px 0;
        }

        @media (max-width: 767px) {
            section {
                padding: 56px 0;
            }
        }

        /* ---------- 浮动 Dock 导航 ---------- */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 20px 24px 0;
            pointer-events: none;
        }

        .site-header .container {
            max-width: 1140px;
            pointer-events: auto;
        }

        .dock-nav {
            display: flex;
            align-items: center;
            width: 100%;
            background: rgba(255, 255, 255, .86);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-radius: 999px;
            padding: 10px 24px;
            box-shadow: var(--shadow-nav);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled .dock-nav {
            background: rgba(255, 255, 255, .94);
            box-shadow: var(--shadow-nav-scrolled);
        }

        .dock-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-right: 32px;
            flex-shrink: 0;
        }

        .dock-brand-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .dock-brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: .5px;
            white-space: nowrap;
        }

        .dock-menu {
            list-style: none;
            display: flex;
            gap: 4px;
            margin: 0;
            padding: 0;
            flex: 1;
            align-items: center;
        }

        .dock-menu a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition);
            position: relative;
        }

        .dock-menu a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .dock-menu a.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }

        .dock-menu a.active::after {
            content: "";
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--primary);
        }

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

        .dock-search-btn {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: none;
            background: transparent;
            color: var(--text-muted);
            font-size: 15px;
            cursor: pointer;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .dock-search-btn:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .dock-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 36px;
            padding: 0 22px;
            border-radius: 999px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border: none;
            box-shadow: 0 4px 12px rgba(36, 86, 179, .2);
            transition: all var(--transition);
            cursor: pointer;
        }

        .dock-cta-btn:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(36, 86, 179, .3);
        }

        .nav-toggle {
            display: none;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: none;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 16px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }

        .mobile-panel {
            display: none;
            background: #fff;
            border-radius: 16px;
            margin-top: 8px;
            padding: 16px;
            box-shadow: var(--shadow-nav);
            flex-direction: column;
            gap: 4px;
        }

        .mobile-panel a {
            padding: 12px 16px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition);
        }

        .mobile-panel a:hover,
        .mobile-panel a.active {
            background: var(--primary-light);
            color: var(--primary);
        }

        @media (max-width: 991px) {
            .site-header {
                padding: 20px 16px 0;
            }

            .dock-nav {
                border-radius: 16px;
                padding: 10px 16px;
            }

            .dock-menu {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

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

            .dock-search-btn {
                display: none;
            }
        }

        @media (max-width: 575px) {
            .dock-cta-btn {
                padding: 0 14px;
                font-size: 13px;
            }

            .nav-toggle {
                margin-left: auto;
            }

            .dock-brand-text {
                font-size: 16px;
            }
        }

        /* ---------- 按钮 ---------- */
        .btn {
            border-radius: var(--btn-radius);
            font-weight: 600;
            transition: all var(--transition);
            padding: 12px 28px;
            font-size: 16px;
        }

        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(36, 86, 179, .2);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(36, 86, 179, .3);
            color: #fff;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(36, 86, 179, .15);
        }

        .btn-outline-primary {
            background: #fff;
            border: 1px solid rgba(36, 86, 179, .3);
            color: var(--primary);
        }

        .btn-outline-primary:hover {
            border-color: var(--primary);
            background: var(--primary-light);
            color: var(--primary-hover);
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 17px;
        }

        @media (max-width: 575px) {
            .btn-lg {
                padding: 12px 20px;
                font-size: 15px;
            }
        }

        /* ---------- Hero 首屏 ---------- */
        .hero-section {
            position: relative;
            padding: 160px 0 72px;
            background: linear-gradient(135deg, #F8FAFC 40%, rgba(232, 235, 242, .4)), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            overflow: hidden;
        }

        .hero-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, #F8FAFC 40%, rgba(232, 235, 242, .4));
            z-index: 0;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .9);
            border: 1px solid rgba(30, 42, 68, .06);
            border-radius: 999px;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            box-shadow: 0 2px 8px rgba(30, 42, 68, .04);
            margin-bottom: 24px;
        }

        .hero-badge i {
            color: var(--primary);
        }

        .hero-badge .hero-badge-highlight {
            color: var(--primary);
            font-weight: 600;
        }

        .hero-title {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-heading);
            margin-bottom: 20px;
            max-width: 580px;
        }

        .hero-title-accent {
            color: var(--primary);
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.75;
            color: var(--text-body);
            max-width: 520px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }

        .hero-trust {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            align-items: center;
            border-top: 1px solid rgba(30, 42, 68, .06);
            padding-top: 20px;
        }

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

        .hero-trust i {
            color: var(--primary);
        }

        .hero-visual {
            background: #fff;
            border-radius: var(--card-radius);
            box-shadow: var(--shadow-hover);
            padding: 12px;
            transform: rotate(1deg);
            transition: transform var(--transition);
        }

        .hero-visual:hover {
            transform: rotate(0deg) translateY(-4px);
        }

        .hero-visual img {
            border-radius: calc(var(--card-radius) - 6px);
            width: 100%;
            height: auto;
        }

        @media (max-width: 991px) {
            .hero-section {
                padding: 140px 0 56px;
            }

            .hero-title {
                font-size: 34px;
            }

            .hero-visual {
                margin-top: 36px;
                transform: none;
            }

            .hero-visual:hover {
                transform: translateY(-4px);
            }
        }

        @media (max-width: 767px) {
            .hero-section {
                padding: 120px 0 48px;
            }

            .hero-title {
                font-size: 30px;
            }

            .hero-subtitle {
                font-size: 16px;
            }

            .hero-trust {
                gap: 14px;
            }
        }

        /* ---------- Section 通用 ---------- */
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: .3px;
        }

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

        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.4;
            margin-bottom: 16px;
        }

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

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 0;
            max-width: 600px;
        }

        .section-desc.center-desc {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
            max-width: 680px;
            margin-bottom: 40px;
        }

        /* ---------- 卖点三连 ---------- */
        .feature-section {
            background: #fff;
            padding: 96px 0;
        }

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

        .feature-row {
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 28px 32px;
            border-bottom: 1px solid var(--border-color);
            transition: all var(--transition);
            position: relative;
        }

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

        .feature-row::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--primary);
            opacity: 0;
            transition: opacity var(--transition);
        }

        .feature-row:hover {
            background: #F0F5FC;
        }

        .feature-row:hover::before {
            opacity: 1;
        }

        .feature-row:hover .feature-arrow {
            transform: translateX(4px);
            color: var(--primary);
        }

        .feature-num {
            font-size: 28px;
            font-weight: 700;
            color: rgba(36, 86, 179, .2);
            line-height: 1;
            flex-shrink: 0;
            width: 48px;
            font-family: Georgia, serif;
        }

        .feature-content {
            flex: 1;
        }

        .feature-content h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
        }

        .feature-content p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0;
            max-width: 380px;
        }

        .feature-arrow {
            font-size: 16px;
            color: var(--text-muted);
            flex-shrink: 0;
            transition: transform var(--transition), color var(--transition);
        }

        @media (max-width: 991px) {
            .feature-section {
                padding: 72px 0;
            }

            .feature-section .col-lg-4 {
                margin-bottom: 36px;
            }
        }

        @media (max-width: 767px) {
            .feature-section {
                padding: 56px 0;
            }

            .feature-row {
                padding: 20px;
                gap: 16px;
            }

            .feature-num {
                font-size: 22px;
                width: 36px;
            }

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

        /* ---------- 场景演示 ---------- */
        .scenario-section {
            background: var(--primary-light);
            padding: 96px 0;
        }

        .scenario-card {
            background: #fff;
            border-radius: var(--card-radius);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            margin-top: 40px;
        }

        .scenario-img-wrap {
            height: 100%;
            min-height: 360px;
            background: var(--secondary-bg);
        }

        .scenario-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 360px;
        }

        .scenario-list {
            padding: 40px 48px;
            display: flex;
            flex-direction: column;
            gap: 28px;
            justify-content: center;
            height: 100%;
        }

        .scenario-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }

        .scenario-icon {
            width: 44px;
            height: 44px;
            background: var(--primary-light);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
            transition: all var(--transition);
        }

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

        .scenario-item p {
            font-size: 16px;
            color: var(--text-body);
            margin: 6px 0 0;
            line-height: 1.6;
        }

        @media (max-width: 991px) {
            .scenario-section {
                padding: 72px 0;
            }

            .scenario-card .row {
                flex-direction: column;
            }

            .scenario-img-wrap {
                min-height: 240px;
            }

            .scenario-img {
                min-height: 240px;
            }

            .scenario-list {
                padding: 32px;
            }
        }

        @media (max-width: 767px) {
            .scenario-section {
                padding: 56px 0;
            }

            .scenario-list {
                padding: 24px 20px;
            }

            .scenario-item p {
                font-size: 15px;
            }
        }

        /* ---------- 最新信息 CMS ---------- */
        .news-section {
            background: #fff;
            padding: 96px 0;
        }

        .news-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 40px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .news-header .section-title {
            margin-bottom: 0;
        }

        .more-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
            padding: 8px 16px;
            border-radius: 999px;
            background: var(--secondary-bg);
        }

        .more-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .more-link i {
            transition: transform var(--transition);
        }

        .more-link:hover i {
            transform: translateX(4px);
        }

        .news-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--card-radius);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .news-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 12px;
            flex-wrap: wrap;
            gap: 8px;
        }

        .news-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            background: rgba(36, 86, 179, .08);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            line-height: 1.6;
        }

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

        .news-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-heading);
            line-height: 1.5;
            margin-bottom: 10px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

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

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

        .news-summary {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-read {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: auto;
            padding-top: 16px;
            border-top: 1px solid var(--border-color);
            transition: gap var(--transition);
        }

        .news-read:hover {
            gap: 12px;
        }

        .news-empty {
            grid-column: 1 / -1;
            background: var(--secondary-bg);
            border-radius: var(--card-radius);
            padding: 40px 24px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 120px;
        }

        .empty-icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(30, 42, 68, .05);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
        }

        .empty-icon-circle i {
            color: var(--text-muted);
            font-size: 18px;
        }

        .news-empty p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
        }

        @media (max-width: 767px) {
            .news-section {
                padding: 56px 0;
            }

            .news-card {
                padding: 18px;
            }

            .news-title {
                white-space: normal;
                display: -webkit-box;
                -webkit-line-clamp: 2;
                -webkit-box-orient: vertical;
            }
        }

        /* ---------- 社会认同数字带 ---------- */
        .stats-section {
            background: var(--secondary-bg);
            padding: 72px 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }

        .stat-item {
            padding: 16px 0;
        }

        .stat-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            display: block;
            line-height: 1.3;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            display: block;
            margin-top: 8px;
        }

        .stats-note {
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 32px;
            opacity: .7;
        }

        @media (max-width: 991px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 575px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .stat-num {
                font-size: 28px;
            }

            .stat-label {
                font-size: 13px;
            }
        }

        /* ---------- FAQ ---------- */
        .faq-section {
            background: #fff;
            padding: 96px 0;
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            background: transparent;
            border: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            cursor: pointer;
            text-align: left;
            transition: color var(--transition);
        }

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

        .faq-question i {
            color: var(--text-muted);
            font-size: 14px;
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition);
        }

        .faq-answer p {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

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

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

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

        @media (max-width: 767px) {
            .faq-section {
                padding: 56px 0;
            }

            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }

            .faq-answer p {
                padding: 0 18px 16px;
                font-size: 14px;
            }
        }

        /* ---------- 底部 CTA ---------- */
        .cta-section {
            background: var(--primary);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 255, 255, .06) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section::after {
            content: "";
            position: absolute;
            bottom: -80%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 255, 255, .05) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-card {
            text-align: center;
            position: relative;
            z-index: 1;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-card h2 {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .cta-card p {
            font-size: 15px;
            color: rgba(255, 255, 255, .7);
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .btn-light-cta {
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: 10px;
            width: 140px;
            height: 48px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(0, 0, 0, .15);
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-light-cta:hover {
            background: var(--primary-light);
            color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 0, 0, .2);
        }

        @media (max-width: 767px) {
            .cta-section {
                padding: 56px 0;
            }

            .cta-card h2 {
                font-size: 24px;
            }

            .cta-card p {
                font-size: 14px;
            }
        }

        /* ---------- 页脚 ---------- */
        .site-footer {
            background: #16325C;
            color: rgba(255, 255, 255, .75);
            padding: 64px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer-logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .6);
            max-width: 320px;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-col a {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            transition: color var(--transition), opacity var(--transition);
        }

        .footer-col a:hover {
            color: rgba(255, 255, 255, .9);
            text-decoration: underline;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 575px) {
            .site-footer {
                padding: 48px 0 24px;
            }

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

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

        /* ---------- 底部固定转化条 ---------- */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 64px;
            background: #fff;
            border-top: 1px solid rgba(30, 42, 68, .06);
            box-shadow: 0 -4px 20px rgba(30, 42, 68, .06);
            z-index: 1040;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            padding: 0 24px;
            transition: transform var(--transition);
        }

        .bottom-bar-text {
            font-size: 14px;
            color: var(--text-body);
            font-weight: 500;
        }

        .bottom-bar-text strong {
            color: var(--primary);
        }

        .btn-bar-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 24px;
            border-radius: 999px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(36, 86, 179, .2);
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-bar-cta:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-1px);
        }

        @media (max-width: 575px) {
            .bottom-bar {
                height: 56px;
                gap: 12px;
                padding: 0 16px;
            }

            .bottom-bar-text {
                font-size: 13px;
                line-height: 1.4;
            }

            .btn-bar-cta {
                height: 36px;
                padding: 0 16px;
                font-size: 13px;
            }
        }

        /* ---------- 动画 ---------- */
        .fade-up {
            opacity: 0;
            transform: translateY(16px);
            transition: opacity .6s ease-out, transform .6s ease-out;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation: none !important;
                transition: opacity .15s ease-out !important;
                scroll-behavior: auto !important;
            }

            .fade-up {
                opacity: 1;
                transform: none;
            }
        }

/* roulang page: article */
:root {
            --primary: #2456B3;
            --primary-hover: #1B3F8B;
            --primary-light: #EAF1FB;
            --gray-bg: #F5F7FA;
            --gray-text: #5B7396;
            --accent: #E89B3D;
            --heading-color: #1E2A44;
            --body-color: #3D4C67;
            --muted-color: #78879E;
            --border-light: rgba(30,42,68,.06);
            --border-med: rgba(30,42,68,.12);
            --card-radius: 16px;
            --btn-radius: 10px;
            --pill-radius: 999px;
            --shadow-card: 0 2px 8px rgba(30,42,68,.04);
            --shadow-hover: 0 12px 28px rgba(30,42,68,.08);
            --shadow-nav: 0 4px 20px rgba(30,42,68,.08);
            --font-main: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background: #F8FAFC;
            color: var(--body-color);
            line-height: 1.75;
            padding-top: 110px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease-out;
        }
        a:hover {
            color: var(--primary-hover);
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (min-width:992px) {
            .container {
                max-width: 1200px;
            }
        }
        .btn-primary-custom {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border: none;
            border-radius: var(--btn-radius);
            padding: 12px 28px;
            box-shadow: 0 4px 12px rgba(36,86,179,.2);
            transition: all .2s ease-out;
            cursor: pointer;
            text-align: center;
        }
        .btn-primary-custom:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(36,86,179,.3);
            color: #fff;
        }
        .btn-primary-custom:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(36,86,179,.2);
        }
        .btn-secondary-custom {
            display: inline-block;
            background: #fff;
            color: var(--primary);
            font-size: 16px;
            font-weight: 600;
            border: 1px solid rgba(36,86,179,.3);
            border-radius: var(--btn-radius);
            padding: 12px 28px;
            transition: all .2s ease-out;
            cursor: pointer;
            text-align: center;
        }
        .btn-secondary-custom:hover {
            border-color: var(--primary);
            background: #F0F5FC;
            color: var(--primary-hover);
        }
        /* Dock 导航 */
        .dock-nav {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            width: min(1140px, 92vw);
            background: rgba(255,255,255,.86);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-radius: 999px;
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 16px 8px 20px;
            z-index: 1000;
            transition: background .3s ease, box-shadow .3s ease;
            border: 1px solid rgba(255,255,255,.5);
        }
        .dock-nav.scrolled {
            background: rgba(255,255,255,.94);
            box-shadow: 0 8px 30px rgba(30,42,68,.1);
        }
        .dock-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            flex-shrink: 0;
        }
        .dock-brand-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            box-shadow: 0 2px 8px rgba(36,86,179,.25);
        }
        .dock-brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--heading-color);
            letter-spacing: .5px;
        }
        .dock-menu {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }
        .dock-menu li a {
            display: block;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--body-color);
            border-radius: 999px;
            text-decoration: none;
            transition: all .2s ease-out;
            line-height: 1.4;
        }
        .dock-menu li a:hover {
            color: var(--primary);
            background: rgba(36,86,179,.06);
        }
        .dock-menu li a.active {
            color: var(--primary);
            background: rgba(36,86,179,.08);
            font-weight: 600;
            box-shadow: inset 0 0 0 1px rgba(36,86,179,.1);
        }
        .dock-menu li a.active::after {
            content: '';
            display: block;
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            margin: 4px auto 0;
        }
        .dock-tools {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .dock-search-btn {
            background: transparent;
            border: none;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            color: var(--gray-text);
            font-size: 15px;
            cursor: pointer;
            transition: all .2s ease-out;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .dock-search-btn:hover {
            background: rgba(36,86,179,.08);
            color: var(--primary);
        }
        .dock-cta-btn {
            display: inline-flex;
            align-items: center;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border-radius: 999px;
            padding: 9px 22px;
            text-decoration: none;
            box-shadow: 0 2px 8px rgba(36,86,179,.2);
            transition: all .2s ease-out;
            border: none;
        }
        .dock-cta-btn:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(36,86,179,.28);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: none;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            cursor: pointer;
            color: var(--heading-color);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: background .2s ease;
        }
        .nav-toggle:hover {
            background: rgba(36,86,179,.06);
        }
        /* 面包屑 */
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--muted-color);
            padding: 24px 0 16px;
        }
        .breadcrumb-nav a {
            color: var(--muted-color);
            text-decoration: none;
            transition: color .2s ease;
        }
        .breadcrumb-nav a:hover {
            color: var(--primary);
        }
        .breadcrumb-nav .sep {
            color: rgba(30,42,68,.2);
        }
        .breadcrumb-nav .current {
            color: var(--gray-text);
            max-width: 320px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        /* 文章页主体 */
        .article-page {
            padding-bottom: 80px;
        }
        .article-header {
            background: #fff;
            border-radius: 24px;
            padding: 40px 48px 32px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            margin-bottom: 32px;
        }
        .article-cat-tag {
            display: inline-block;
            background: rgba(36,86,179,.08);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            padding: 4px 14px;
            margin-bottom: 16px;
        }
        .article-header h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--heading-color);
            line-height: 1.35;
            margin: 0 0 20px;
            letter-spacing: -.5px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 14px;
            color: var(--muted-color);
        }
        .article-meta .dot {
            color: rgba(30,42,68,.25);
            margin: 0 2px;
        }
        .article-meta i {
            margin-right: 5px;
            color: var(--gray-text);
        }
        .article-cover {
            margin-bottom: 32px;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            line-height: 0;
        }
        .article-cover img {
            width: 100%;
            border-radius: 20px;
        }
        .article-body {
            background: #fff;
            border-radius: 24px;
            padding: 48px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            margin-bottom: 32px;
        }
        .article-content {
            font-size: 17px;
            line-height: 1.9;
            color: var(--body-color);
            max-width: 760px;
            margin: 0 auto;
        }
        .article-content p {
            margin-bottom: 24px;
        }
        .article-content h1,
        .article-content h2,
        .article-content h3,
        .article-content h4 {
            color: var(--heading-color);
            font-weight: 700;
            margin-top: 40px;
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .article-content h2 {
            font-size: 24px;
        }
        .article-content h3 {
            font-size: 19px;
        }
        .article-content h4 {
            font-size: 17px;
        }
        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color .2s ease;
        }
        .article-content a:hover {
            color: var(--primary-hover);
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: #F0F5FC;
            border-radius: 8px;
            padding: 16px 24px;
            margin: 24px 0;
            color: var(--gray-text);
            font-style: normal;
        }
        .article-content blockquote p {
            margin-bottom: 0;
        }
        .article-content img {
            border-radius: 12px;
            margin: 16px 0;
            max-width: 100%;
            height: auto;
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 24px;
            padding-left: 1.4em;
        }
        .article-content li {
            margin-bottom: 8px;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
            border-radius: 8px;
            overflow: hidden;
        }
        .article-content th,
        .article-content td {
            border: 1px solid var(--border-med);
            padding: 12px 16px;
            text-align: left;
        }
        .article-content th {
            background: var(--primary-light);
            color: var(--heading-color);
            font-weight: 600;
        }
        .article-content code {
            background: #F0F5FC;
            padding: 2px 6px;
            border-radius: 6px;
            font-size: .9em;
            color: var(--primary-hover);
        }
        .article-content pre {
            background: #1E2A44;
            color: #E8EDF5;
            border-radius: 12px;
            padding: 20px 24px;
            overflow-x: auto;
            margin: 24px 0;
            line-height: 1.6;
        }
        .article-content pre code {
            background: transparent;
            color: inherit;
            padding: 0;
        }
        .article-content hr {
            border: none;
            border-top: 1px solid var(--border-med);
            margin: 40px 0;
        }
        /* 上一篇/下一篇 */
        .article-pagination {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 32px;
        }
        .pag-link {
            background: #fff;
            border-radius: 16px;
            padding: 20px 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 6px;
            text-decoration: none;
            transition: all .25s ease-out;
        }
        .pag-link:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--border-med);
            transform: translateY(-2px);
        }
        .pag-link.next {
            text-align: right;
            align-items: flex-end;
        }
        .pag-link .label {
            font-size: 13px;
            color: var(--muted-color);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .pag-link.next .label {
            flex-direction: row-reverse;
        }
        .pag-link .text {
            font-size: 15px;
            font-weight: 600;
            color: var(--heading-color);
            display: block;
            max-width: 100%;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            transition: color .2s ease;
        }
        .pag-link:hover .text {
            color: var(--primary);
        }
        /* 相关推荐 */
        .related-section {
            margin-top: 16px;
            padding: 40px 0 20px;
            background: transparent;
        }
        .section-heading {
            margin-bottom: 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .section-heading h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--heading-color);
            margin: 0;
            position: relative;
            padding-left: 16px;
        }
        .section-heading h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 22px;
            background: var(--accent);
            border-radius: 999px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3,1fr);
            gap: 24px;
        }
        .related-card {
            background: #fff;
            border-radius: 16px;
            padding: 26px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            text-decoration: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: all .25s ease-out;
        }
        .related-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-med);
        }
        .related-cat {
            align-self: flex-start;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            transition: background .2s ease;
        }
        .related-card:hover .related-cat {
            background: rgba(36,86,179,.14);
        }
        .related-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--heading-color);
            line-height: 1.55;
            margin: 0;
            flex: 1;
            transition: color .2s ease;
        }
        .related-card:hover h3 {
            color: var(--primary);
        }
        .related-card .duration {
            font-size: 13px;
            color: var(--muted-color);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .related-card .duration i {
            font-size: 12px;
        }
        .back-link-wrap {
            margin-top: 36px;
            text-align: center;
        }
        .back-category {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            color: var(--primary);
            text-decoration: none;
            font-weight: 500;
            padding: 8px 20px;
            border-radius: 999px;
            background: rgba(36,86,179,.06);
            transition: all .2s ease-out;
        }
        .back-category:hover {
            background: rgba(36,86,179,.12);
            color: var(--primary-hover);
            gap: 12px;
        }
        /* 内容未找到 */
        .article-not-found {
            text-align: center;
            padding: 80px 24px;
            background: #fff;
            border-radius: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
        }
        .not-found-icon {
            width: 72px;
            height: 72px;
            background: var(--gray-bg);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--muted-color);
            margin-bottom: 24px;
        }
        .article-not-found h1 {
            font-size: 28px;
            color: var(--heading-color);
            margin-bottom: 12px;
        }
        .article-not-found p {
            color: var(--muted-color);
            margin-bottom: 28px;
        }
        /* 页脚 */
        .site-footer {
            background: #16325C;
            color: #fff;
            padding: 64px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-logo-icon {
            width: 36px;
            height: 36px;
            background: rgba(255,255,255,.15);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: #fff;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255,255,255,.65);
            line-height: 1.8;
            max-width: 360px;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 8px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 999px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255,255,255,.65);
            font-size: 14px;
            text-decoration: none;
            transition: all .2s ease;
            line-height: 1.6;
        }
        .footer-col ul li a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.1);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: rgba(255,255,255,.45);
        }
        /* 响应式 */
        @media (max-width: 991px) {
            body {
                padding-top: 90px;
            }
            .dock-nav {
                top: 14px;
                width: 96vw;
                border-radius: 16px;
                padding: 8px 14px 8px 18px;
            }
            .dock-menu {
                display: none;
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                right: 0;
                background: #fff;
                border-radius: 16px;
                box-shadow: 0 16px 40px rgba(30,42,68,.12);
                padding: 12px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
            }
            .dock-menu.open {
                display: flex;
            }
            .dock-menu li a {
                padding: 12px 16px;
                border-radius: 10px;
                font-size: 15px;
            }
            .nav-toggle {
                display: flex;
            }
            .dock-tools {
                gap: 6px;
            }
            .dock-cta-btn {
                padding: 8px 16px;
                font-size: 13px;
            }
            .article-header {
                padding: 28px 24px 24px;
                border-radius: 20px;
            }
            .article-header h1 {
                font-size: 30px;
            }
            .article-body {
                padding: 28px 24px;
                border-radius: 20px;
            }
            .article-content {
                font-size: 16px;
            }
            .article-pagination {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 767px) {
            body {
                padding-top: 80px;
            }
            .dock-nav {
                top: 10px;
                padding: 6px 12px 6px 14px;
            }
            .dock-brand-text {
                font-size: 16px;
            }
            .dock-brand-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            .dock-cta-btn {
                display: none;
            }
            .dock-search-btn {
                width: 32px;
                height: 32px;
            }
            .nav-toggle {
                width: 34px;
                height: 34px;
            }
            .breadcrumb-nav {
                padding: 16px 0 12px;
                font-size: 13px;
            }
            .breadcrumb-nav .current {
                max-width: 200px;
            }
            .article-header {
                padding: 24px 18px 20px;
                border-radius: 16px;
            }
            .article-header h1 {
                font-size: 26px;
                line-height: 1.4;
                margin-bottom: 16px;
            }
            .article-meta {
                font-size: 13px;
                gap: 6px;
            }
            .article-body {
                padding: 20px 18px;
                border-radius: 16px;
            }
            .article-content {
                font-size: 16px;
                line-height: 1.85;
            }
            .article-content p {
                margin-bottom: 20px;
            }
            .article-content h2 {
                font-size: 21px;
            }
            .article-content h3 {
                font-size: 18px;
            }
            .article-content blockquote {
                padding: 14px 18px;
            }
            .article-pagination {
                gap: 12px;
            }
            .pag-link {
                padding: 16px 18px;
            }
            .related-section {
                padding: 24px 0 16px;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .related-card {
                padding: 20px 18px;
            }
            .article-not-found {
                padding: 48px 20px;
            }
            .site-footer {
                padding: 48px 0 20px;
            }
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation: none !important;
                transition: opacity .15s ease !important;
            }
            html {
                scroll-behavior: auto;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #2456B3;
            --primary-dark: #1B3F8B;
            --primary-light: #EAF1FB;
            --gray-bg: #F5F7FA;
            --gray-text: #5B7396;
            --accent: #E89B3D;
            --title: #1E2A44;
            --body: #3D4C67;
            --muted: #78879E;
            --border: rgba(30, 42, 68, .06);
            --border-hover: rgba(30, 42, 68, .12);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 2px 8px rgba(30, 42, 68, .04);
            --shadow-hover: 0 8px 24px rgba(30, 42, 68, .07);
            --shadow-dock: 0 4px 20px rgba(30, 42, 68, .08);
            --shadow-cta: 0 4px 12px rgba(36, 86, 179, .2);
            --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font);
            background: #F8FAFC;
            color: var(--body);
            line-height: 1.75;
            font-size: 16px;
            padding-top: 116px;
            padding-bottom: 80px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease-out, background .2s ease-out, box-shadow .2s ease-out, border-color .2s ease-out, transform .2s ease-out;
        }

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

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

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

        button {
            cursor: pointer;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--title);
            font-weight: 700;
            line-height: 1.35;
            margin: 0 0 .5em;
        }

        p {
            margin: 0 0 1em;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 1199px) and (min-width: 992px) {
            .container {
                max-width: 960px;
            }
        }

        /* ===== Dock Nav ===== */
        .dock-nav {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            width: 1140px;
            max-width: 94vw;
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 0 18px;
            background: rgba(255, 255, 255, .86);
            -webkit-backdrop-filter: blur(8px);
            backdrop-filter: blur(8px);
            border-radius: 999px;
            box-shadow: var(--shadow-dock);
            border: 1px solid rgba(255, 255, 255, .35);
            z-index: 1030;
            transition: background .25s ease-out, box-shadow .25s ease-out;
        }

        .dock-nav.scrolled {
            background: rgba(255, 255, 255, .94);
            box-shadow: 0 8px 30px rgba(30, 42, 68, .1);
        }

        .dock-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .dock-brand-icon {
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            box-shadow: 0 4px 10px rgba(36, 86, 179, .22);
        }

        .dock-brand-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--title);
            letter-spacing: .02em;
        }

        .dock-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0;
            margin: 0 auto;
            list-style: none;
        }

        .dock-menu li {
            padding: 0;
            margin: 0;
        }

        .dock-menu a {
            display: block;
            padding: 8px 16px;
            border-radius: 999px;
            color: var(--body);
            font-size: 15px;
            font-weight: 500;
            white-space: nowrap;
            transition: color .2s ease-out, background .2s ease-out;
        }

        .dock-menu a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .dock-menu a.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }

        .dock-tools {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .dock-search-btn {
            width: 38px;
            height: 38px;
            border: none;
            border-radius: 999px;
            background: var(--gray-bg);
            color: var(--title);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: background .2s ease-out, color .2s ease-out;
        }

        .dock-search-btn:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .dock-cta-btn {
            height: 38px;
            padding: 0 22px;
            border-radius: 999px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 10px rgba(36, 86, 179, .2);
            transition: background .2s ease-out, transform .2s ease-out, box-shadow .2s ease-out;
        }

        .dock-cta-btn:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(36, 86, 179, .3);
        }

        .dock-cta-btn:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(36, 86, 179, .18);
        }

        .nav-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border: none;
            border-radius: 999px;
            background: var(--gray-bg);
            color: var(--title);
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: background .2s ease-out;
        }

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

        .dock-search-panel {
            position: absolute;
            top: calc(100% + 10px);
            left: 0;
            right: 0;
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(30, 42, 68, .12);
            padding: 12px;
            display: none;
            align-items: center;
            gap: 10px;
        }

        .dock-nav.search-open .dock-search-panel {
            display: flex;
        }

        .dock-search-panel input {
            flex: 1;
            height: 44px;
            border: 1px solid rgba(30, 42, 68, .1);
            border-radius: 12px;
            padding: 0 16px;
            font-size: 14px;
            background: var(--gray-bg);
            color: var(--body);
            transition: border-color .2s ease-out, box-shadow .2s ease-out, background .2s ease-out;
        }

        .dock-search-panel input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(36, 86, 179, .15);
        }

        .dock-search-panel button {
            width: 44px;
            height: 44px;
            border: none;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background .2s ease-out;
        }

        .dock-search-panel button:hover {
            background: var(--primary-dark);
        }

        /* ===== Page Head ===== */
        .page-head {
            background: linear-gradient(135deg, rgba(248, 250, 252, .94) 40%, rgba(232, 235, 242, .6)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            border-bottom: 1px solid rgba(30, 42, 68, .04);
            padding: 72px 0 64px;
        }

        .page-head-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
        }

        .page-head-info {
            flex: 1;
            max-width: 680px;
        }

        .page-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 28px;
            padding: 0 14px;
            border-radius: 999px;
            background: #fff;
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(30, 42, 68, .04);
            margin-bottom: 18px;
        }

        .page-head h1 {
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: .01em;
        }

        .page-head .head-desc {
            font-size: 15px;
            color: var(--gray-text);
            line-height: 1.85;
            margin-bottom: 0;
            max-width: 580px;
        }

        .page-head-search {
            position: relative;
            width: 320px;
            flex-shrink: 0;
        }

        .page-head-search input {
            width: 100%;
            height: 56px;
            border: 1px solid rgba(30, 42, 68, .08);
            border-radius: 999px;
            background: #fff;
            padding: 0 56px 0 22px;
            font-size: 14px;
            color: var(--body);
            box-shadow: 0 2px 8px rgba(30, 42, 68, .03);
            transition: border-color .2s ease-out, box-shadow .2s ease-out;
        }

        .page-head-search input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(36, 86, 179, .15);
        }

        .page-head-search button {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            width: 40px;
            height: 40px;
            border: none;
            border-radius: 999px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background .2s ease-out;
        }

        .page-head-search button:hover {
            background: var(--primary-dark);
        }

        /* ===== Category Cards ===== */
        .cat-cards {
            padding: 80px 0 40px;
        }

        .cat-cards .row {
            margin-bottom: 24px;
        }

        .cat-cards .row:last-child {
            margin-bottom: 0;
        }

        .wide-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 20px;
            box-shadow: var(--shadow-card);
            padding: 40px;
            display: flex;
            align-items: stretch;
            gap: 40px;
            min-height: 240px;
            transition: box-shadow .25s ease-out, transform .25s ease-out, border-color .25s ease-out;
        }

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

        .wide-main {
            flex: 1.1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .card-no {
            display: inline-flex;
            align-items: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 14px;
            font-weight: 700;
            justify-content: center;
            margin-bottom: 16px;
        }

        .wide-main h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .wide-main p {
            font-size: 15px;
            color: var(--body);
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 440px;
        }

        .wide-aside {
            flex: 0.75;
            background: var(--gray-bg);
            border-radius: 16px;
            padding: 28px 30px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .wide-aside h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--title);
            margin-bottom: 14px;
        }

        .wide-aside ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .wide-aside li {
            padding: 7px 0 7px 24px;
            position: relative;
            font-size: 14px;
            color: var(--body);
        }

        .wide-aside li::before {
            content: "";
            position: absolute;
            left: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
            opacity: .7;
        }

        .half-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 18px;
            box-shadow: var(--shadow-card);
            padding: 30px;
            height: 100%;
            min-height: 220px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: box-shadow .25s ease-out, transform .25s ease-out, border-color .25s ease-out;
        }

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

        .half-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .half-card p {
            font-size: 14px;
            color: var(--body);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: gap .2s ease-out;
        }

        .card-link i {
            font-size: 12px;
            transition: transform .2s ease-out;
        }

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

        .card-link:hover i {
            transform: translateX(4px);
        }

        /* ===== Steps ===== */
        .steps-section {
            padding: 32px 0 80px;
        }

        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }

        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .section-head p {
            font-size: 15px;
            color: var(--muted);
            margin-bottom: 0;
        }

        .step-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 28px 22px;
            text-align: center;
            height: 100%;
            box-shadow: var(--shadow-card);
            transition: box-shadow .25s ease-out, transform .25s ease-out;
        }

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

        .step-icon {
            width: 56px;
            height: 56px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin: 0 auto 16px;
        }

        .step-num {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: .04em;
            margin-bottom: 8px;
        }

        .step-item h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Scene ===== */
        .scene-section {
            background: var(--primary-light);
            padding: 80px 0;
        }

        .scene-card {
            background: #fff;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            display: flex;
        }

        .scene-img {
            flex: 0 0 55%;
            min-height: 340px;
        }

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

        .scene-info {
            flex: 1;
            padding: 48px 44px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .scene-info h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .scene-info ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .scene-info li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(30, 42, 68, .05);
            font-size: 15px;
            color: var(--body);
            line-height: 1.7;
        }

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

        .scene-info li i {
            width: 28px;
            height: 28px;
            border-radius: 9px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        /* ===== Stats ===== */
        .stats-band {
            background: #fff;
            padding: 56px 0;
            border-bottom: 1px solid rgba(30, 42, 68, .04);
        }

        .stats-row {
            display: flex;
            align-items: center;
            justify-content: space-around;
            gap: 32px;
            flex-wrap: wrap;
        }

        .stat-item {
            text-align: center;
            min-width: 140px;
        }

        .stat-num {
            display: block;
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.25;
            margin-bottom: 4px;
        }

        .stat-label {
            display: block;
            font-size: 14px;
            color: var(--muted);
        }

        .stats-note {
            text-align: center;
            font-size: 13px;
            color: var(--muted);
            margin: 28px 0 0;
            opacity: .8;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 80px 0;
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 24px 28px;
            margin-bottom: 14px;
            box-shadow: var(--shadow-card);
            transition: box-shadow .25s ease-out, border-color .25s ease-out;
        }

        .faq-item[open] {
            box-shadow: var(--shadow-hover);
            border-color: rgba(36, 86, 179, .12);
        }

        .faq-item summary {
            font-size: 17px;
            font-weight: 600;
            color: var(--title);
            list-style: none;
            cursor: pointer;
            padding-right: 36px;
            position: relative;
            transition: color .2s ease-out;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "+";
            position: absolute;
            right: 4px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 20px;
            font-weight: 400;
            color: var(--primary);
            transition: transform .2s ease-out;
        }

        .faq-item[open] summary::after {
            content: "−";
        }

        .faq-answer {
            margin-top: 14px;
            padding-top: 14px;
            border-top: 1px solid rgba(30, 42, 68, .05);
            font-size: 15px;
            color: var(--body);
            line-height: 1.85;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 0 0 80px;
        }

        .cta-inner {
            background: var(--primary);
            color: #fff;
            text-align: center;
            border-radius: 24px;
            padding: 72px 48px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 16px 40px rgba(36, 86, 179, .25);
        }

        .cta-inner::before {
            content: "";
            position: absolute;
            width: 520px;
            height: 520px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 255, 255, .06) 0%, transparent 65%);
            top: -160px;
            right: -100px;
            pointer-events: none;
        }

        .cta-inner h2 {
            color: #fff;
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 14px;
            position: relative;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, .78);
            font-size: 15px;
            margin-bottom: 28px;
            position: relative;
        }

        .btn-light-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 36px;
            border-radius: 10px;
            background: #fff;
            color: var(--primary) !important;
            font-size: 16px;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(0, 0, 0, .08);
            transition: background .2s ease-out, transform .2s ease-out, box-shadow .2s ease-out;
            position: relative;
        }

        .btn-light-cta:hover {
            background: var(--gray-bg);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(0, 0, 0, .12);
        }

        .btn-light-cta:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(0, 0, 0, .06);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #16325C;
            color: rgba(255, 255, 255, .78);
            padding: 64px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-logo-icon {
            width: 34px;
            height: 34px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
            max-width: 320px;
            margin-bottom: 0;
        }

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

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

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

        .footer-col a {
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            transition: color .2s ease-out, opacity .2s ease-out;
        }

        .footer-col a:hover {
            color: #fff;
            text-decoration: underline;
            opacity: .9;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
        }

        /* ===== Bottom Bar ===== */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 64px;
            background: #fff;
            border-top: 1px solid rgba(30, 42, 68, .06);
            box-shadow: 0 -4px 20px rgba(30, 42, 68, .06);
            z-index: 1020;
            display: flex;
            align-items: center;
        }

        .bottom-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .bottom-bar-text {
            font-size: 14px;
            color: var(--body);
            font-weight: 500;
        }

        .bottom-bar-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 26px;
            border-radius: 999px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            box-shadow: 0 4px 10px rgba(36, 86, 179, .2);
            white-space: nowrap;
            transition: background .2s ease-out, transform .2s ease-out, box-shadow .2s ease-out;
        }

        .bottom-bar-btn:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(36, 86, 179, .3);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1199px) {
            .dock-nav {
                width: 96vw;
            }
        }

        @media (max-width: 991px) {
            body {
                padding-top: 96px;
            }

            .dock-nav {
                left: 16px;
                right: 16px;
                width: auto;
                transform: none;
                border-radius: 16px;
                height: 58px;
                padding: 0 14px;
            }

            .dock-brand-text {
                font-size: 17px;
            }

            .dock-brand-icon {
                width: 32px;
                height: 32px;
                font-size: 13px;
            }

            .dock-menu {
                position: absolute;
                top: calc(100% + 10px);
                left: 0;
                right: 0;
                background: #fff;
                border-radius: 16px;
                box-shadow: 0 12px 32px rgba(30, 42, 68, .12);
                padding: 14px;
                margin: 0;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                display: none;
            }

            .dock-nav.menu-open .dock-menu {
                display: flex;
            }

            .dock-menu a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: 12px;
            }

            .nav-toggle {
                display: flex;
            }

            .dock-cta-btn {
                height: 34px;
                padding: 0 16px;
                font-size: 13px;
            }

            .dock-search-btn {
                width: 34px;
                height: 34px;
                font-size: 13px;
            }

            .page-head {
                padding: 56px 0 48px;
            }

            .page-head-row {
                flex-direction: column;
                gap: 28px;
            }

            .page-head-search {
                width: 100%;
                max-width: 420px;
            }

            .wide-card {
                flex-direction: column;
                padding: 28px;
                gap: 24px;
            }

            .wide-aside {
                width: 100%;
            }

            .scene-card {
                flex-direction: column;
            }

            .scene-img {
                flex: none;
                min-height: 240px;
                max-height: 340px;
            }

            .scene-info {
                padding: 32px 24px;
            }

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

        @media (max-width: 767px) {
            body {
                padding-top: 88px;
                padding-bottom: 72px;
                font-size: 15px;
            }

            .dock-nav {
                top: 14px;
                height: 54px;
            }

            .page-head {
                padding: 44px 0 40px;
            }

            .page-head h1 {
                font-size: 28px;
            }

            .cat-cards {
                padding: 56px 0 28px;
            }

            .steps-section {
                padding: 24px 0 56px;
            }

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

            .section-head h2 {
                font-size: 24px;
            }

            .scene-section {
                padding: 56px 0;
            }

            .stats-band {
                padding: 44px 0;
            }

            .stats-row {
                gap: 24px;
            }

            .stat-num {
                font-size: 28px;
            }

            .faq-section {
                padding: 56px 0;
            }

            .faq-item {
                padding: 20px;
            }

            .faq-item summary {
                font-size: 15px;
                line-height: 1.5;
            }

            .cta-section {
                padding: 0 0 56px;
            }

            .cta-inner {
                padding: 48px 24px;
                border-radius: 20px;
            }

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

            .btn-light-cta {
                width: 100%;
                max-width: 280px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                margin-bottom: 32px;
            }

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

            .bottom-bar {
                height: 56px;
            }

            .bottom-bar-text {
                font-size: 13px;
                max-width: 200px;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .bottom-bar-btn {
                height: 36px;
                padding: 0 18px;
                font-size: 13px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: .01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category2 */
/* ========== 设计变量 ========== */
        :root {
            --app-primary: #2456B3;
            --app-primary-dark: #1B3F8B;
            --app-primary-rgb: 36, 86, 179;
            --app-secondary: #EAF1FB;
            --app-bg-light: #F5F7FA;
            --app-bg-page: #F8FAFC;
            --app-text-dark: #1E2A44;
            --app-text-body: #3D4C67;
            --app-text-muted: #78879E;
            --app-text-lighter: #5B7396;
            --app-accent: #E89B3D;
            --app-border: rgba(30,42,68,.06);
            --app-border-hover: rgba(30,42,68,.12);
            --app-radius-card: 16px;
            --app-radius-btn: 10px;
            --app-radius-pill: 999px;
            --app-shadow-card: 0 2px 8px rgba(30,42,68,.04);
            --app-shadow-hover: 0 8px 24px rgba(30,42,68,.07);
            --app-shadow-cta: 0 4px 12px rgba(36,86,179,.2);
            --app-font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --bs-primary: #2456B3;
            --bs-primary-rgb: 36,86,179;
            --bs-body-font-family: var(--app-font);
        }

        /* ========== Reset / Base ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--app-font);
            font-size: 16px;
            line-height: 1.75;
            color: var(--app-text-body);
            background: var(--app-bg-page);
            margin: 0;
            padding: 0 0 64px 0;
            -webkit-font-smoothing: antialiased;
        }

        img,
        svg {
            max-width: 100%;
            height: auto;
        }

        a {
            color: var(--app-primary);
            text-decoration: none;
            transition: color .2s ease;
        }

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

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

        input,
        textarea,
        select {
            font-family: var(--app-font);
        }

        .container {
            max-width: 1200px;
            width: 100%;
            padding-left: 24px;
            padding-right: 24px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== Dock 导航 ========== */
        .dock-nav {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            width: 1140px;
            max-width: calc(100vw - 32px);
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            background: rgba(255,255,255,.86);
            -webkit-backdrop-filter: blur(8px);
            backdrop-filter: blur(8px);
            border-radius: var(--app-radius-pill);
            box-shadow: 0 4px 20px rgba(30,42,68,.08);
            z-index: 1000;
            transition: background .3s ease, box-shadow .3s ease, border-radius .3s ease;
        }

        .dock-nav.scrolled {
            background: rgba(255,255,255,.94);
            box-shadow: 0 8px 30px rgba(30,42,68,.1);
        }

        .dock-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            flex-shrink: 0;
        }

        .dock-brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 12px;
            background: var(--app-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
            box-shadow: 0 3px 8px rgba(36,86,179,.25);
        }

        .dock-brand-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--app-text-dark);
            letter-spacing: 1px;
        }

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

        .dock-menu a {
            font-size: 15px;
            color: var(--app-text-body);
            text-decoration: none;
            position: relative;
            padding: 6px 2px;
            font-weight: 500;
            transition: color .2s ease;
            white-space: nowrap;
        }

        .dock-menu a:hover {
            color: var(--app-primary);
        }

        .dock-menu a.active {
            color: var(--app-primary);
            font-weight: 600;
        }

        .dock-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--app-primary);
        }

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

        .dock-search-btn {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: none;
            background: var(--app-bg-light);
            color: var(--app-text-body);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: all .2s ease;
        }

        .dock-search-btn:hover {
            background: var(--app-secondary);
            color: var(--app-primary);
        }

        .dock-cta-btn {
            height: 36px;
            padding: 0 20px;
            border-radius: var(--app-radius-pill);
            background: var(--app-primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            text-decoration: none;
            box-shadow: var(--app-shadow-cta);
            border: none;
            transition: all .2s ease;
        }

        .dock-cta-btn:hover {
            background: var(--app-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(36,86,179,.3);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            border: none;
            background: var(--app-bg-light);
            color: var(--app-text-body);
            font-size: 16px;
            align-items: center;
            justify-content: center;
            transition: background .2s ease;
        }

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

        /* ========== 分类页页头带 ========== */
        .category-hero {
            position: relative;
            padding: 140px 0 80px;
            background: var(--app-bg-light);
            overflow: hidden;
        }

        .category-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center center;
            opacity: .35;
            z-index: 0;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(248,250,252,.94) 45%, rgba(232,235,242,.45));
            z-index: 1;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 48px;
        }

        .category-hero-left {
            flex: 1;
            max-width: 680px;
        }

        .category-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 28px;
            padding: 0 14px;
            background: rgba(30,42,68,.06);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--app-text-lighter);
            margin-bottom: 16px;
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--app-text-dark);
            line-height: 1.3;
            margin: 0 0 12px 0;
        }

        .category-hero .hero-desc {
            font-size: 15px;
            color: var(--app-text-body);
            line-height: 1.75;
            margin: 0;
            max-width: 560px;
        }

        .category-hero-right {
            flex-shrink: 0;
        }

        .hero-search {
            width: 300px;
            height: 48px;
            border-radius: 24px;
            background: #fff;
            border: 1px solid var(--app-border);
            display: flex;
            align-items: center;
            padding: 0 18px;
            gap: 12px;
            box-shadow: var(--app-shadow-card);
            transition: border-color .2s ease, box-shadow .2s ease;
        }

        .hero-search:focus-within {
            border-color: var(--app-primary);
            box-shadow: 0 0 0 3px rgba(36,86,179,.15);
        }

        .hero-search i {
            color: var(--app-text-lighter);
            font-size: 14px;
            flex-shrink: 0;
        }

        .hero-search input {
            border: none;
            outline: none;
            flex: 1;
            font-size: 14px;
            color: var(--app-text-dark);
            background: transparent;
        }

        .hero-search input::placeholder {
            color: var(--app-text-muted);
            opacity: .8;
        }

        /* ========== 内容卡片区 ========== */
        .category-content {
            padding: 80px 0;
            background: var(--app-bg-page);
        }

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

        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--app-text-dark);
            line-height: 1.3;
            margin: 0 0 8px 0;
        }

        .section-header p {
            font-size: 15px;
            color: var(--app-text-muted);
            margin: 0;
        }

        .card-wide {
            background: #fff;
            border-radius: var(--app-radius-card);
            padding: 40px;
            box-shadow: var(--app-shadow-card);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            margin-bottom: 24px;
            border: 1px solid var(--app-border);
            transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
        }

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

        .card-wide-col {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .card-wide-col .category-tag {
            margin-bottom: 14px;
        }

        .category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 24px;
            padding: 0 10px;
            background: var(--app-secondary);
            color: var(--app-primary);
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
        }

        .card-wide-col h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--app-text-dark);
            margin: 0 0 12px 0;
        }

        .card-wide-col p {
            font-size: 15px;
            color: var(--app-text-body);
            line-height: 1.75;
            margin: 0 0 20px 0;
        }

        .card-link {
            font-size: 14px;
            color: var(--app-primary);
            font-weight: 500;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap .2s ease, color .2s ease;
            margin-top: auto;
        }

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

        .card-row {
            display: grid;
            grid-template-columns: 58% 38%;
            gap: 24px;
            align-items: stretch;
        }

        .card-half {
            background: #fff;
            border-radius: var(--app-radius-card);
            padding: 32px;
            box-shadow: var(--app-shadow-card);
            border: 1px solid var(--app-border);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
        }

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

        .card-half .category-tag {
            margin-bottom: 14px;
        }

        .card-half h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--app-text-dark);
            margin: 0 0 12px 0;
        }

        .card-half p {
            font-size: 14px;
            color: var(--app-text-body);
            line-height: 1.75;
            margin: 0 0 16px 0;
        }

        .card-half .card-link {
            margin-top: auto;
        }

        .card-half .card-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: 12px;
            margin-top: 20px;
            background: var(--app-secondary);
        }

        /* ========== 数字带 ========== */
        .stats-band {
            padding: 56px 0;
            background: #fff;
            border-top: 1px solid var(--app-border);
            border-bottom: 1px solid var(--app-border);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            text-align: center;
        }

        .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--app-primary);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--app-text-muted);
            line-height: 1.5;
        }

        .stats-note {
            display: block;
            text-align: center;
            margin-top: 32px;
            font-size: 13px;
            color: var(--app-text-muted);
            opacity: .75;
        }

        /* ========== 栏目结构说明 ========== */
        .section-structure {
            padding: 80px 0;
            background: #16325C;
            color: #fff;
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            height: 26px;
            padding: 0 12px;
            background: rgba(255,255,255,.12);
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
            color: rgba(255,255,255,.85);
            margin-bottom: 16px;
            letter-spacing: .5px;
        }

        .section-structure .section-header h2 {
            color: #fff;
        }

        .section-structure .section-header p {
            color: rgba(255,255,255,.65);
        }

        .structure-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .structure-text h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px 0;
            line-height: 1.3;
        }

        .structure-text > p {
            font-size: 15px;
            color: rgba(255,255,255,.7);
            line-height: 1.75;
            margin: 0 0 32px 0;
        }

        .structure-tree {
            background: rgba(255,255,255,.06);
            border-radius: 16px;
            padding: 28px;
            border: 1px solid rgba(255,255,255,.1);
        }

        .tree-root {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255,255,255,.14);
            padding: 10px 20px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 20px;
            color: #fff;
        }

        .tree-root i {
            color: rgba(255,255,255,.8);
        }

        .tree-level {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .tree-item {
            background: rgba(255,255,255,.08);
            border-radius: 10px;
            padding: 16px;
            transition: background .2s ease, transform .2s ease;
        }

        .tree-item:hover {
            background: rgba(255,255,255,.16);
            transform: translateX(3px);
        }

        .tree-item .tree-label {
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
        }

        .tree-item .tree-label i {
            color: rgba(255,255,255,.7);
            font-size: 13px;
        }

        .tree-item .tree-desc {
            font-size: 13px;
            color: rgba(255,255,255,.55);
            line-height: 1.5;
        }

        .structure-visual {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .structure-img {
            width: 100%;
            border-radius: 16px;
            object-fit: cover;
            height: 320px;
            border: 1px solid rgba(255,255,255,.1);
            box-shadow: 0 12px 32px rgba(0,0,0,.25);
        }

        .structure-illustration {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }

        .illus-item {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,.08);
            border-radius: 10px;
            padding: 12px 14px;
            font-size: 13px;
            color: rgba(255,255,255,.8);
            transition: background .2s ease;
        }

        .illus-item:hover {
            background: rgba(255,255,255,.14);
        }

        .illus-item i {
            color: var(--app-accent);
            font-size: 14px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 80px 0;
            background: var(--app-bg-page);
        }

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

        .faq-section .section-header p {
            margin-top: 8px;
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: 12px;
            padding: 24px 28px;
            margin-bottom: 16px;
            box-shadow: var(--app-shadow-card);
            border: 1px solid var(--app-border);
            transition: box-shadow .2s ease, border-color .2s ease;
        }

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

        .faq-item summary {
            font-size: 16px;
            font-weight: 600;
            color: var(--app-text-dark);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '+';
            font-size: 24px;
            font-weight: 300;
            color: var(--app-primary);
            transition: transform .2s ease;
            flex-shrink: 0;
            line-height: 1;
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }

        .faq-answer {
            margin-top: 14px;
            padding-top: 16px;
            border-top: 1px solid var(--app-border);
            font-size: 14px;
            color: var(--app-text-body);
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 88px 0;
            background: var(--app-primary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -15%;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(255,255,255,.05);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -60%;
            left: -10%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255,255,255,.04);
        }

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

        .cta-inner h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            line-height: 1.35;
            margin: 0 0 12px 0;
        }

        .cta-inner p {
            font-size: 15px;
            color: rgba(255,255,255,.7);
            max-width: 560px;
            margin: 0 auto 36px;
            line-height: 1.75;
        }

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

        .cta-btn-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 48px;
            padding: 0 32px;
            border-radius: var(--app-radius-btn);
            background: #fff;
            color: var(--app-primary);
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            transition: all .2s ease;
            box-shadow: 0 4px 16px rgba(0,0,0,.12);
            border: none;
        }

        .cta-btn-white:hover {
            background: var(--app-bg-light);
            transform: translateY(-2px);
            color: var(--app-primary-dark);
            box-shadow: 0 8px 20px rgba(0,0,0,.16);
        }

        .cta-btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 48px;
            padding: 0 32px;
            border-radius: var(--app-radius-btn);
            border: 1px solid rgba(255,255,255,.4);
            background: transparent;
            color: #fff;
            font-size: 16px;
            font-weight: 500;
            text-decoration: none;
            transition: all .2s ease;
        }

        .cta-btn-outline:hover {
            border-color: #fff;
            background: rgba(255,255,255,.1);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #16325C;
            color: rgba(255,255,255,.8);
            padding: 64px 0 0;
        }

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

        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--app-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255,255,255,.55);
            max-width: 360px;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 20px 0;
        }

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

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255,255,255,.55);
            text-decoration: none;
            transition: color .2s ease;
        }

        .footer-col ul li a:hover {
            color: rgba(255,255,255,.95);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.1);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255,255,255,.4);
        }

        /* ========== 底部转化条 ========== */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 64px;
            background: rgba(255,255,255,.96);
            border-top: 1px solid rgba(30,42,68,.06);
            box-shadow: 0 -4px 20px rgba(30,42,68,.06);
            display: flex;
            align-items: center;
            z-index: 999;
            -webkit-backdrop-filter: blur(8px);
            backdrop-filter: blur(8px);
        }

        .bottom-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .bottom-bar-text {
            font-size: 14px;
            color: var(--app-text-body);
            font-weight: 500;
        }

        .bottom-bar-text strong {
            color: var(--app-primary);
            font-weight: 600;
        }

        .bottom-bar-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 40px;
            padding: 0 24px;
            border-radius: var(--app-radius-pill);
            background: var(--app-primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            text-decoration: none;
            box-shadow: var(--app-shadow-cta);
            transition: all .2s ease;
            border: none;
        }

        .bottom-bar-btn:hover {
            background: var(--app-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(36,86,179,.3);
            color: #fff;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1199px) {
            .dock-nav {
                width: calc(100vw - 48px);
            }

            .card-wide {
                padding: 32px;
                gap: 32px;
            }

            .card-half {
                padding: 24px;
            }
        }

        @media (max-width: 991px) {
            body {
                padding: 0 0 56px 0;
            }

            .dock-nav {
                width: calc(100vw - 32px);
                border-radius: 16px;
                padding: 0 16px;
            }

            .dock-menu {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                flex-direction: column;
                background: #fff;
                border-radius: 16px;
                padding: 12px;
                gap: 4px;
                box-shadow: 0 8px 30px rgba(30,42,68,.12);
                align-items: stretch;
                border: 1px solid var(--app-border);
            }

            .dock-menu.open {
                display: flex;
            }

            .dock-menu li a {
                display: block;
                padding: 12px 16px;
                border-radius: 10px;
                color: var(--app-text-body);
            }

            .dock-menu li a:hover,
            .dock-menu li a.active {
                background: var(--app-bg-light);
                color: var(--app-primary);
            }

            .dock-menu li a.active::after {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .dock-tools .dock-cta-btn {
                display: none;
            }

            .category-hero {
                padding: 120px 0 56px;
            }

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

            .hero-search {
                width: 100%;
                max-width: 420px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }

            .structure-layout {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .structure-img {
                height: 260px;
            }

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

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

        @media (max-width: 767px) {
            .category-hero h1 {
                font-size: 30px;
            }

            .category-hero {
                padding: 110px 0 48px;
            }

            .section-header h2 {
                font-size: 28px;
            }

            .card-wide {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 24px;
            }

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

            .card-half {
                padding: 24px;
            }

            .stats-band {
                padding: 40px 0;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            .stat-number {
                font-size: 30px;
            }

            .section-structure {
                padding: 56px 0;
            }

            .structure-tree {
                padding: 20px;
            }

            .tree-level {
                grid-template-columns: 1fr;
            }

            .structure-illustration {
                grid-template-columns: 1fr;
            }

            .cta-section {
                padding: 64px 0;
            }

            .cta-inner h2 {
                font-size: 26px;
            }

            .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .cta-btn-white,
            .cta-btn-outline {
                justify-content: center;
                width: 100%;
            }

            .bottom-bar {
                height: 56px;
            }

            .bottom-bar-text {
                font-size: 13px;
                max-width: 60%;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }

            .bottom-bar-btn {
                height: 36px;
                padding: 0 16px;
                font-size: 13px;
                flex-shrink: 0;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }

            .faq-item {
                padding: 20px;
            }

            .faq-item summary {
                font-size: 15px;
            }
        }

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

            .dock-brand-text {
                font-size: 18px;
            }

            .dock-nav {
                height: 58px;
            }

            .card-wide {
                padding: 20px;
            }

            .card-half {
                padding: 20px;
            }

            .faq-answer {
                font-size: 14px;
            }

            .structure-img {
                height: 200px;
            }

            .structure-tree {
                padding: 16px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: .01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category3 */
:root {
    --primary: #2456B3;
    --primary-hover: #1B3F8B;
    --primary-light: #EAF1FB;
    --secondary-bg: #F5F7FA;
    --accent: #E89B3D;
    --text-heading: #1E2A44;
    --text-body: #3D4C67;
    --text-muted: #78879E;
    --border-color: rgba(30,42,68,.06);
    --border-hover: rgba(30,42,68,.12);
    --radius-card: 16px;
    --radius-btn: 10px;
    --radius-pill: 999px;
    --shadow-card: 0 2px 8px rgba(30,42,68,.04);
    --shadow-hover: 0 8px 24px rgba(30,42,68,.07);
    --transition: all .2s ease-out;
}
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    font-size: 16px;
    line-height: 1.75;
    color: var(--text-body);
    background: #F8FAFC;
    -webkit-font-smoothing: antialiased;
    padding-bottom: 80px;
}
.container {
    max-width: 1200px;
}
a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}
a:hover {
    color: var(--primary-hover);
}
img {
    max-width: 100%;
    height: auto;
}
button {
    font-family: inherit;
}

/* ===== Dock 导航 ===== */
.dock-nav {
    position: sticky;
    top: 20px;
    z-index: 1050;
    width: min(1140px, calc(100% - 48px));
    margin: 20px auto 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    background: rgba(255,255,255,.86);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 999px;
    box-shadow: 0 4px 20px rgba(30,42,68,.08);
    transition: var(--transition);
}
.dock-nav.scrolled {
    background: rgba(255,255,255,.94);
    box-shadow: 0 8px 30px rgba(30,42,68,.1);
}
.dock-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-heading);
    flex-shrink: 0;
}
.dock-brand:hover {
    color: var(--text-heading);
}
.dock-brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
}
.dock-brand-text {
    letter-spacing: .5px;
}
.dock-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.dock-menu a {
    display: inline-block;
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-body);
    white-space: nowrap;
}
.dock-menu a:hover {
    color: var(--primary);
    background: var(--primary-light);
}
.dock-menu a.active {
    color: var(--primary);
    background: var(--primary-light);
    font-weight: 600;
}
.dock-menu a.active::after {
    content: "";
    display: block;
    width: 16px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    margin: 4px auto 0;
}
.dock-tools {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.dock-search-btn {
    width: 38px;
    height: 38px;
    border-radius: 999px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
}
.dock-search-btn:hover {
    background: var(--secondary-bg);
    color: var(--primary);
}
.dock-cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    padding: 0 22px;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(36,86,179,.2);
    transition: var(--transition);
}
.dock-cta-btn:hover {
    background: var(--primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(36,86,179,.3);
}
.nav-toggle {
    display: none;
    width: 38px;
    height: 38px;
    border: none;
    border-radius: 10px;
    background: var(--secondary-bg);
    color: var(--text-heading);
    font-size: 16px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.nav-toggle:hover {
    background: var(--primary-light);
    color: var(--primary);
}

/* ===== 分类页头 ===== */
.category-hero {
    background: var(--secondary-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 72px 0 56px;
    margin-top: 32px;
}
.category-hero-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
}
.category-hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 999px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 16px;
}
.category-hero h1 {
    font-size: 34px;
    font-weight: 700;
    color: var(--text-heading);
    line-height: 1.3;
    margin-bottom: 12px;
}
.category-hero p {
    font-size: 15px;
    color: var(--text-muted);
    max-width: 560px;
    margin-bottom: 0;
}
.hero-search {
    flex-shrink: 0;
    width: 320px;
    position: relative;
}
.hero-search input {
    width: 100%;
    height: 48px;
    border-radius: 24px;
    border: 1px solid var(--border-hover);
    padding: 0 20px 0 44px;
    font-size: 14px;
    background: #fff;
    color: var(--text-body);
    transition: var(--transition);
}
.hero-search input::placeholder {
    color: var(--text-muted);
}
.hero-search input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(36,86,179,.15);
}
.hero-search i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
    pointer-events: none;
}

/* ===== 通用板块 ===== */
.section {
    padding: 80px 0;
}
.section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 48px;
}
.section-head h2 {
    font-size: 30px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 12px;
    line-height: 1.3;
}
.section-head p {
    font-size: 16px;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* ===== 高频问答精选卡片 ===== */
.faq-cards-section {
    background: #fff;
}
.feature-card {
    background: #fff;
    border-radius: var(--radius-card);
    padding: 32px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
    height: 100%;
}
.feature-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--border-hover);
    transform: translateY(-3px);
}
.feature-card-wide .feature-card-body {
    display: flex;
    align-items: center;
    gap: 40px;
}
.feature-card-wide .feature-card-text {
    flex: 1;
}
.feature-card-wide .feature-card-media {
    flex-shrink: 0;
    width: 300px;
}
.feature-card-wide .feature-card-media img {
    border-radius: 12px;
    width: 100%;
    object-fit: cover;
}
.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 12px;
    line-height: 1.4;
}
.feature-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 16px;
}
.feature-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 20px;
}
.text-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.text-link i {
    font-size: 12px;
    transition: transform .2s ease-out;
}
.text-link:hover {
    color: var(--primary-hover);
}
.text-link:hover i {
    transform: translateX(4px);
}

/* ===== 问题类型标签 ===== */
.topic-tags-section {
    background: var(--secondary-bg);
    padding: 48px 0;
}
.topic-tags-wrap {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}
.topic-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid var(--border-color);
    color: var(--text-body);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    cursor: default;
}
.topic-tag:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
    box-shadow: 0 4px 12px rgba(36,86,179,.1);
}
.topic-tag i {
    color: var(--primary);
    font-size: 14px;
}

/* ===== 获取帮助流程 ===== */
.process-section {
    background: #fff;
}
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 1020px;
    margin: 0 auto;
}
.process-step {
    background: var(--secondary-bg);
    border-radius: var(--radius-card);
    padding: 28px 24px;
    border: 1px solid transparent;
    transition: var(--transition);
    position: relative;
}
.process-step:hover {
    background: #fff;
    border-color: var(--border-hover);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}
.step-num {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    color: var(--accent);
    background: rgba(232,155,61,.12);
    border-radius: 999px;
    padding: 4px 12px;
    margin-bottom: 16px;
}
.process-step h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 8px;
}
.process-step p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 0;
    line-height: 1.6;
}

/* ===== 深度 FAQ ===== */
.faq-accordion-section {
    background: var(--secondary-bg);
}
.faq-layout {
    display: flex;
    gap: 48px;
    align-items: flex-start;
}
.faq-media {
    flex-shrink: 0;
    width: 380px;
    position: sticky;
    top: 120px;
}
.faq-media img {
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    width: 100%;
}
.faq-media-caption {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
    margin-top: 12px;
}
.faq-accordion-wrap {
    flex: 1;
}
.accordion {
    --bs-accordion-border-color: var(--border-color);
    --bs-accordion-border-radius: var(--radius-card);
    --bs-accordion-inner-border-radius: var(--radius-card);
    --bs-accordion-btn-font-size: 16px;
    --bs-accordion-body-font-size: 15px;
    --bs-accordion-active-bg: var(--primary-light);
    --bs-accordion-active-color: var(--primary);
    --bs-accordion-btn-focus-box-shadow: none;
    --bs-accordion-bg: #fff;
    --bs-accordion-color: var(--text-body);
    --bs-accordion-btn-color: var(--text-heading);
    --bs-accordion-btn-padding-y: 20px;
    --bs-accordion-btn-padding-x: 24px;
}
.accordion-item {
    border-radius: var(--radius-card) !important;
    border: 1px solid var(--border-color);
    margin-bottom: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}
.accordion-button {
    font-weight: 600;
    transition: var(--transition);
}
.accordion-button:not(.collapsed) {
    box-shadow: none;
    border-bottom: 1px solid var(--border-color);
}
.accordion-body {
    color: var(--text-body);
    line-height: 1.75;
    padding: 0 24px 20px;
}

/* ===== CTA ===== */
.cta-section {
    padding: 80px 0;
    background: #fff;
}
.cta-panel {
    background: linear-gradient(135deg, rgba(36,86,179,.94), rgba(27,63,139,.96)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    border-radius: 24px;
    padding: 64px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-panel::before {
    content: "";
    position: absolute;
    top: -60%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,.06) 0%, transparent 70%);
    border-radius: 50%;
}
.cta-panel h2 {
    color: #fff;
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}
.cta-panel p {
    color: rgba(255,255,255,.75);
    font-size: 15px;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}
.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    position: relative;
    z-index: 1;
}
.btn-light-custom {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 32px;
    border-radius: 10px;
    background: #fff;
    color: var(--primary);
    font-size: 15px;
    font-weight: 600;
    border: none;
    transition: var(--transition);
}
.btn-light-custom:hover {
    background: var(--primary-light);
    color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,.18);
}
.btn-outline-custom {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 32px;
    border-radius: 10px;
    background: transparent;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border: 1px solid rgba(255,255,255,.4);
    transition: var(--transition);
}
.btn-outline-custom:hover {
    background: rgba(255,255,255,.1);
    color: #fff;
    border-color: #fff;
}

/* ===== 页脚 ===== */
.site-footer {
    background: #16325C;
    color: rgba(255,255,255,.8);
    padding: 64px 0 24px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}
.footer-logo-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}
.footer-brand p {
    font-size: 14px;
    color: rgba(255,255,255,.6);
    line-height: 1.7;
    max-width: 360px;
    margin-bottom: 0;
}
.footer-col h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}
.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul li a {
    color: rgba(255,255,255,.6);
    font-size: 14px;
    transition: var(--transition);
}
.footer-col ul li a:hover {
    color: #fff;
    text-decoration: underline;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    padding-top: 24px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    font-size: 13px;
    color: rgba(255,255,255,.45);
}

/* ===== 底部转化条 ===== */
.bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: rgba(255,255,255,.98);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -4px 20px rgba(30,42,68,.06);
    z-index: 1040;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
}
.bottom-bar.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.bottom-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    height: 64px;
}
.bottom-bar-text {
    font-size: 14px;
    color: var(--text-heading);
    font-weight: 500;
}
.bottom-bar-text i {
    color: var(--primary);
    margin-right: 6px;
}
.bottom-bar-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0 24px;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(36,86,179,.2);
    transition: var(--transition);
}
.bottom-bar-btn:hover {
    background: var(--primary-hover);
    color: #fff;
    transform: translateY(-1px);
}

/* ===== 响应式 ===== */
@media (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
    .dock-nav {
        width: 92vw;
    }
    .feature-card-wide .feature-card-media {
        width: 260px;
    }
    .faq-media {
        width: 320px;
    }
}
@media (max-width: 991px) {
    .dock-nav {
        border-radius: 16px;
        padding: 12px 16px;
    }
    .dock-menu {
        display: none;
        position: absolute;
        top: calc(100% + 10px);
        left: 0;
        right: 0;
        background: #fff;
        border-radius: 16px;
        box-shadow: 0 12px 30px rgba(30,42,68,.12);
        padding: 16px;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        margin: 0;
        list-style: none;
    }
    .dock-menu.open {
        display: flex;
    }
    .dock-menu a {
        padding: 12px 16px;
        border-radius: 10px;
    }
    .dock-menu a.active::after {
        display: inline-block;
        width: 6px;
        height: 6px;
        margin: 0 0 2px 8px;
        vertical-align: middle;
    }
    .nav-toggle {
        display: inline-flex;
    }
    .category-hero-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }
    .hero-search {
        width: 100%;
        max-width: 480px;
    }
    .feature-card-wide .feature-card-body {
        flex-direction: column;
        align-items: flex-start;
    }
    .feature-card-wide .feature-card-media {
        width: 100%;
    }
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    .faq-layout {
        flex-direction: column;
    }
    .faq-media {
        width: 100%;
        position: static;
    }
    .faq-media img {
        max-height: 280px;
        object-fit: cover;
        width: 100%;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}
@media (max-width: 767px) {
    body {
        padding-bottom: 72px;
    }
    .section {
        padding: 56px 0;
    }
    .category-hero {
        padding: 48px 0 40px;
        margin-top: 20px;
    }
    .category-hero h1 {
        font-size: 28px;
    }
    .category-hero p {
        font-size: 14px;
    }
    .section-head {
        margin-bottom: 36px;
    }
    .section-head h2 {
        font-size: 24px;
    }
    .section-head p {
        font-size: 15px;
    }
    .feature-card {
        padding: 24px;
    }
    .feature-card-wide .feature-card-body {
        gap: 20px;
    }
    .process-steps {
        grid-template-columns: 1fr;
    }
    .cta-panel {
        padding: 40px 24px;
    }
    .cta-panel h2 {
        font-size: 24px;
    }
    .cta-actions {
        flex-direction: column;
        gap: 12px;
    }
    .btn-light-custom,
    .btn-outline-custom {
        width: 100%;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .bottom-bar {
        height: 56px;
    }
    .bottom-bar-inner {
        height: 56px;
    }
    .bottom-bar-text {
        font-size: 13px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .bottom-bar-btn {
        padding: 0 16px;
        font-size: 13px;
        flex-shrink: 0;
    }
}
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
}