:root {
            --primary: #0066ff;
            --primary-light: #e6f0ff;
            --secondary: #cc00ff;
            --accent: #ff9900;
            --dark: #0f172a;
            --slate: #475569;
            --light: #f8fafc;
            --white: #ffffff;
            --border: #e2e8f0;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --shadow-sm: 0 2px 8px rgba(0, 102, 255, 0.05);
            --shadow-md: 0 10px 30px rgba(0, 102, 255, 0.08);
            --shadow-lg: 0 20px 40px rgba(0, 102, 255, 0.12);
        }

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

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--dark);
            background-color: var(--white);
        }

        body {
            line-height: 1.6;
            overflow-x: hidden;
            background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
        }

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

        ul {
            list-style: none;
        }

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

        /* 统一外层容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-padding {
            padding: 100px 0;
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: 60px 0;
            }
        }

        /* 公用标题组件 */
        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 2px;
        }

        .section-title p {
            font-size: 1.1rem;
            color: var(--slate);
            max-width: 600px;
            margin: 0 auto;
        }

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            border: none;
            outline: none;
            gap: 8px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary));
            color: var(--white);
            box-shadow: 0 4px 15px rgba(0, 102, 255, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 102, 255, 0.4);
            filter: brightness(1.1);
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--secondary), #9900ff);
            color: var(--white);
            box-shadow: 0 4px 15px rgba(204, 0, 255, 0.3);
        }

        .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(204, 0, 255, 0.4);
            filter: brightness(1.1);
        }

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

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

        /* 导航栏 */
        .header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 80px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .logo-wrap img {
            height: 45px;
            width: auto;
        }

        .logo-text {
            font-size: 1.4rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            gap: 24px;
        }

        .nav-link {
            font-weight: 500;
            color: var(--slate);
            font-size: 0.95rem;
            position: relative;
            padding: 8px 0;
        }

        .nav-link:hover, .nav-link.active {
            color: var(--primary);
        }

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

        .nav-link:hover::after {
            width: 100%;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            cursor: pointer;
            border: none;
            background: transparent;
        }

        .menu-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            background-color: var(--dark);
            border-radius: 2px;
            transition: var(--transition);
        }

        @media (max-width: 1024px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: var(--white);
                border-bottom: 1px solid var(--border);
                flex-direction: column;
                padding: 24px;
                gap: 16px;
                box-shadow: var(--shadow-md);
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .nav-actions {
                display: none;
            }
        }

        /* Hero首屏 - 严禁图片，高亮度鲜活风 */
        .hero {
            position: relative;
            background: radial-gradient(circle at 80% 20%, rgba(0, 102, 255, 0.08) 0%, transparent 50%),
                        radial-gradient(circle at 10% 80%, rgba(204, 0, 255, 0.08) 0%, transparent 50%),
                        linear-gradient(135deg, #f8fafc 0%, #eef2f6 100%);
            padding: 120px 0 100px 0;
            text-align: center;
            overflow: hidden;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: var(--primary-light);
            color: var(--primary);
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(0, 102, 255, 0.15);
        }

        .hero h1 {
            font-size: 3.5rem;
            line-height: 1.2;
            font-weight: 900;
            color: var(--dark);
            max-width: 900px;
            margin: 0 auto 24px auto;
        }

        .hero h1 span {
            background: linear-gradient(135deg, var(--primary) 30%, var(--secondary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.25rem;
            color: var(--slate);
            max-width: 700px;
            margin: 0 auto 40px auto;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-bottom: 60px;
        }

        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero-desc {
                font-size: 1.05rem;
            }
            .hero-btns {
                flex-direction: column;
                align-items: stretch;
                max-width: 300px;
                margin: 0 auto 40px auto;
            }
        }

        /* 数据指标卡片 (首页) */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 40px;
        }

        .stat-card {
            background-color: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(10px);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
        }

        .stat-val {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 6px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--slate);
            font-weight: 500;
        }

        @media (max-width: 992px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 关于我们 / 平台介绍 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-content h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            font-weight: 700;
        }

        .about-text {
            color: var(--slate);
            margin-bottom: 24px;
            font-size: 1.05rem;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .about-feat-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .about-feat-icon {
            color: var(--primary);
            font-weight: bold;
            font-size: 1.2rem;
            line-height: 1;
        }

        .about-feat-text h4 {
            font-weight: 600;
            margin-bottom: 4px;
            font-size: 0.95rem;
        }

        .about-feat-text p {
            font-size: 0.85rem;
            color: var(--slate);
        }

        .about-visual {
            background: linear-gradient(135deg, var(--primary-light) 0%, rgba(204, 0, 255, 0.1) 100%);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 2px dashed rgba(0, 102, 255, 0.2);
            text-align: center;
        }

        .about-visual-card {
            background-color: var(--white);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-md);
            margin-bottom: 20px;
        }

        .about-visual-title {
            font-weight: bold;
            margin-bottom: 8px;
            color: var(--primary);
        }

        @media (max-width: 992px) {
            .about-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        /* 全平台AIGC服务 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-light);
        }

        .service-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-sm);
            background-color: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: bold;
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .service-card p {
            font-size: 0.95rem;
            color: var(--slate);
            margin-bottom: 16px;
        }

        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .service-tag {
            font-size: 0.8rem;
            background-color: var(--light);
            color: var(--slate);
            padding: 4px 8px;
            border-radius: 4px;
        }

        @media (max-width: 992px) {
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .services-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 一站式AIGC制作 - 核心场景 */
        .scene-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .scene-card {
            background-color: var(--light);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .scene-card:hover {
            background-color: var(--white);
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
        }

        .scene-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .scene-card p {
            font-size: 0.85rem;
            color: var(--slate);
        }

        @media (max-width: 992px) {
            .scene-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 480px) {
            .scene-container {
                grid-template-columns: 1fr;
            }
        }

        /* 聚合AI平台滚动展示 */
        .platforms-marquee {
            overflow: hidden;
            padding: 20px 0;
            background-color: var(--light);
            border-y: 1px solid var(--border);
            margin: 40px 0;
            position: relative;
        }

        .marquee-inner {
            display: flex;
            gap: 30px;
            width: max-content;
            animation: marquee 30s linear infinite;
        }

        .platform-item {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--slate);
            background-color: var(--white);
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            white-space: nowrap;
        }

        @keyframes marquee {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }

        /* 解决方案 */
        .solution-tabs {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .sol-tab-btn {
            background-color: var(--light);
            border: 1px solid var(--border);
            padding: 10px 20px;
            border-radius: 50px;
            font-weight: 600;
            color: var(--slate);
            cursor: pointer;
            transition: var(--transition);
        }

        .sol-tab-btn.active, .sol-tab-btn:hover {
            background-color: var(--primary);
            color: var(--white);
            border-color: var(--primary);
        }

        .solution-content-wrap {
            position: relative;
            min-height: 250px;
        }

        .solution-pane {
            display: none;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .solution-pane.active {
            display: grid;
        }

        .solution-pane-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .solution-pane-text p {
            color: var(--slate);
            margin-bottom: 20px;
        }

        .solution-pane-list {
            margin-bottom: 24px;
        }

        .solution-pane-list li {
            margin-bottom: 8px;
            padding-left: 20px;
            position: relative;
        }

        .solution-pane-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: bold;
        }

        .solution-showcase-box {
            padding: 40px;
            border-radius: var(--radius-md);
            color: var(--white);
            height: 300px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            position: relative;
            overflow: hidden;
        }

        .solution-showcase-box::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
        }

        .sol-bg-1 {
            background: linear-gradient(135deg, #0052d4, #4364f7, #6fb1fc);
        }

        .sol-bg-2 {
            background: linear-gradient(135deg, #f12711, #f5af19);
        }

        .sol-bg-3 {
            background: linear-gradient(135deg, #11998e, #38ef7d);
        }

        .sol-bg-4 {
            background: linear-gradient(135deg, #7f00ff, #e100ff);
        }

        .solution-showcase-box * {
            position: relative;
            z-index: 2;
        }

        @media (max-width: 768px) {
            .solution-pane {
                grid-template-columns: 1fr;
            }
        }

        /* 全国服务网络 */
        .network-grid {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
            align-items: center;
        }

        .network-text h3 {
            font-size: 1.8rem;
            margin-bottom: 16px;
        }

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

        .network-item {
            background-color: var(--light);
            padding: 16px;
            border-radius: var(--radius-sm);
            border-left: 4px solid var(--primary);
        }

        .network-item h4 {
            font-weight: 700;
            margin-bottom: 4px;
        }

        .network-item p {
            font-size: 0.85rem;
            color: var(--slate);
        }

        .map-mockup {
            background: radial-gradient(circle at center, var(--primary-light) 0%, transparent 70%);
            border-radius: var(--radius-lg);
            padding: 40px;
            text-align: center;
            border: 1px solid var(--border);
        }

        .map-mockup svg {
            max-width: 100%;
            height: auto;
        }

        @media (max-width: 992px) {
            .network-grid {
                grid-template-columns: 1fr;
            }
        }

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

        .step-card {
            position: relative;
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 30px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }

        .step-num {
            position: absolute;
            top: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            box-shadow: 0 4px 10px rgba(0, 102, 255, 0.3);
        }

        .step-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin: 15px 0 10px 0;
        }

        .step-card p {
            font-size: 0.85rem;
            color: var(--slate);
        }

        @media (max-width: 992px) {
            .steps-container {
                grid-template-columns: repeat(2, 1fr);
                gap: 40px 24px;
            }
        }

        @media (max-width: 480px) {
            .steps-container {
                grid-template-columns: 1fr;
            }
        }

        /* 技术标准 */
        .tech-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .tech-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            padding: 30px;
            border-radius: var(--radius-md);
            position: relative;
            overflow: hidden;
        }

        .tech-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background-color: var(--primary);
        }

        .tech-card.highlight::before {
            background-image: linear-gradient(90deg, var(--primary), var(--secondary));
        }

        .tech-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .tech-card p {
            font-size: 0.9rem;
            color: var(--slate);
        }

        @media (max-width: 768px) {
            .tech-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 案例中心 - 包含宣传图 */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

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

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .case-img-wrap {
            overflow: hidden;
            background-color: var(--light);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .case-img-wrap img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: var(--transition);
        }

        .case-card:hover .case-img-wrap img {
            transform: scale(1.05);
        }

        .case-body {
            padding: 24px;
        }

        .case-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--primary);
            background-color: var(--primary-light);
            padding: 4px 8px;
            border-radius: 4px;
            margin-bottom: 12px;
        }

        .case-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .case-body p {
            font-size: 0.85rem;
            color: var(--slate);
        }

        @media (max-width: 992px) {
            .cases-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .cases-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 对比评测 - 突出菁选灵创 */
        .rating-box {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-md);
            margin-bottom: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
        }

        .rating-header h3 {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .rating-stars {
            color: var(--accent);
            font-size: 1.6rem;
            font-weight: bold;
            margin-bottom: 6px;
        }

        .rating-score {
            display: flex;
            align-items: baseline;
            gap: 6px;
        }

        .rating-score-num {
            font-size: 3.5rem;
            font-weight: 900;
            color: var(--primary);
            line-height: 1;
        }

        .rating-score-max {
            color: var(--slate);
            font-size: 1.2rem;
            font-weight: 500;
        }

        .rating-desc {
            max-width: 500px;
            color: var(--slate);
        }

        .compare-table-container {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            background-color: var(--white);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
        }

        .compare-table th, .compare-table td {
            padding: 18px 24px;
            border-bottom: 1px solid var(--border);
        }

        .compare-table th {
            background-color: var(--light);
            font-weight: 700;
            color: var(--dark);
        }

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

        .compare-table td.highlight {
            background-color: rgba(0, 102, 255, 0.03);
            font-weight: 600;
            color: var(--primary);
        }

        .compare-table td.highlight-best {
            background-color: var(--primary-light);
            font-weight: 700;
            color: var(--primary);
        }

        .compare-status-yes {
            color: #10b981;
            font-weight: bold;
        }

        .compare-status-no {
            color: #ef4444;
            font-weight: bold;
        }

        /* Token比价 */
        .token-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }

        .token-table-wrap {
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            background-color: var(--white);
        }

        .token-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }

        .token-table th, .token-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border);
        }

        .token-table th {
            background-color: var(--light);
            font-weight: 700;
        }

        .token-price-original {
            text-decoration: line-through;
            color: var(--slate);
            font-size: 0.85rem;
            margin-right: 8px;
        }

        .token-price-now {
            color: #ef4444;
            font-weight: 700;
        }

        .token-ad-card {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: var(--white);
            border-radius: var(--radius-md);
            padding: 40px 30px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .token-ad-card h3 {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .token-ad-card p {
            font-size: 0.95rem;
            opacity: 0.9;
            margin-bottom: 24px;
        }

        @media (max-width: 992px) {
            .token-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 人工智能培训 */
        .train-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .train-content h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .train-content p {
            color: var(--slate);
            margin-bottom: 24px;
        }

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

        .train-item {
            background-color: var(--white);
            border: 1px solid var(--border);
            padding: 20px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: var(--transition);
        }

        .train-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }

        .train-item-info h4 {
            font-weight: 700;
            margin-bottom: 4px;
        }

        .train-item-info p {
            font-size: 0.8rem;
            color: var(--slate);
        }

        .train-badge {
            background-color: #fef3c7;
            color: #d97706;
            font-size: 0.75rem;
            font-weight: bold;
            padding: 4px 8px;
            border-radius: 4px;
        }

        .train-visual-box {
            background: linear-gradient(135deg, rgba(0, 102, 255, 0.05) 0%, rgba(204, 0, 255, 0.05) 100%);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px;
            text-align: center;
        }

        .train-cert-stamp {
            font-size: 1.1rem;
            font-weight: 800;
            color: #d97706;
            border: 3px double #d97706;
            display: inline-block;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            transform: rotate(-5deg);
            margin-top: 24px;
        }

        @media (max-width: 992px) {
            .train-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 帮助中心 / FAQ */
        .help-grid {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 50px;
        }

        .help-nav {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .help-box {
            background-color: var(--light);
            border-radius: var(--radius-md);
            padding: 30px;
            border: 1px solid var(--border);
        }

        .help-box h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .help-box p {
            font-size: 0.9rem;
            color: var(--slate);
            margin-bottom: 20px;
        }

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

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

        .faq-header {
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            user-select: none;
            background-color: var(--white);
        }

        .faq-header::after {
            content: '+';
            font-size: 1.4rem;
            color: var(--slate);
            transition: var(--transition);
        }

        .faq-item.active .faq-header::after {
            content: '−';
            transform: rotate(180deg);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background-color: var(--light);
        }

        .faq-body-content {
            padding: 20px;
            font-size: 0.9rem;
            color: var(--slate);
            border-top: 1px solid var(--border);
        }

        @media (max-width: 992px) {
            .help-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 自助排查 / 术语百科 */
        .tools-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-top: 50px;
        }

        .tool-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 30px;
        }

        .tool-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .trouble-steps {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .trouble-step {
            display: flex;
            gap: 12px;
            align-items: flex-start;
        }

        .trouble-step-idx {
            background-color: var(--primary-light);
            color: var(--primary);
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .glossary-item {
            background-color: var(--light);
            padding: 8px 14px;
            border-radius: 4px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid var(--border);
            cursor: pointer;
            transition: var(--transition);
        }

        .glossary-item:hover {
            border-color: var(--primary);
            background-color: var(--primary-light);
            color: var(--primary);
        }

        @media (max-width: 768px) {
            .tools-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 客户评论卡片 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .review-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            position: relative;
        }

        .review-text {
            font-size: 0.95rem;
            color: var(--slate);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .review-meta {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .review-avatar-placeholder {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 0.9rem;
        }

        .review-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
        }

        .review-info p {
            font-size: 0.8rem;
            color: var(--slate);
        }

        @media (max-width: 992px) {
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .reviews-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 智能需求匹配与表单 */
        .match-section {
            background: linear-gradient(135deg, var(--primary-light) 0%, rgba(204, 0, 255, 0.05) 100%);
            border-radius: var(--radius-lg);
            padding: 60px 40px;
            border: 1px solid rgba(0, 102, 255, 0.1);
        }

        .match-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .match-info h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .match-info p {
            color: var(--slate);
            margin-bottom: 24px;
        }

        .form-card {
            background-color: var(--white);
            padding: 30px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
        }

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

        .form-label {
            display: block;
            font-weight: 600;
            margin-bottom: 8px;
            font-size: 0.9rem;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-family: inherit;
            font-size: 0.95rem;
            color: var(--dark);
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
        }

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

        @media (max-width: 992px) {
            .match-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .match-section {
                padding: 40px 20px;
            }
        }

        /* 行业资讯 / 知识库 (最新文章) */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .article-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .article-img-placeholder {
            height: 180px;
            background: linear-gradient(135deg, rgba(0,102,255,0.05) 0%, rgba(204,0,255,0.05) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            border-bottom: 1px solid var(--border);
        }

        .article-content {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .article-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .article-title a {
            color: var(--dark);
        }

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

        .article-meta {
            margin-top: auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: var(--slate);
        }

        @media (max-width: 992px) {
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .articles-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 友情链接与底部说明 */
        .footer-top {
            border-bottom: 1px solid var(--border);
            padding-bottom: 30px;
            margin-bottom: 30px;
        }

        .links-title {
            font-size: 0.95rem;
            font-weight: bold;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .links-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
        }

        .links-wrap a {
            font-size: 0.85rem;
            color: var(--slate);
        }

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

        /* 底部信息区 */
        .footer {
            background-color: var(--white);
            border-top: 1px solid var(--border);
            padding: 80px 0 40px 0;
            color: var(--slate);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-brand h3 {
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 16px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .footer-brand p {
            font-size: 0.9rem;
            margin-bottom: 24px;
            max-width: 300px;
        }

        .footer-column h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 20px;
        }

        .footer-column ul {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-column a {
            font-size: 0.9rem;
            color: var(--slate);
        }

        .footer-column a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-contact-info {
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 0.9rem;
        }

        .qrcode-container {
            display: flex;
            gap: 20px;
            margin-top: 20px;
        }

        .qrcode-box {
            text-align: center;
        }

        .qrcode-box img {
            width: 90px;
            height: 90px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 4px;
            background-color: var(--white);
            margin-bottom: 6px;
        }

        .qrcode-box span {
            font-size: 0.75rem;
            color: var(--slate);
            display: block;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 30px;
            border-top: 1px solid var(--border);
            font-size: 0.85rem;
        }

        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 16px;
                text-align: center;
            }
        }

        /* 浮动客服 */
        .float-widget {
            position: fixed;
            right: 24px;
            bottom: 100px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: 50%;
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
        }

        .float-btn:hover {
            background-color: var(--primary);
            color: var(--white);
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .float-popover {
            position: absolute;
            right: 62px;
            bottom: 0;
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px;
            box-shadow: var(--shadow-lg);
            width: 200px;
            display: none;
            text-align: center;
        }

        .float-popover img {
            width: 120px;
            height: 120px;
            margin: 0 auto 10px auto;
        }

        .float-popover p {
            font-size: 0.8rem;
            color: var(--dark);
            font-weight: 600;
        }

        .float-btn:hover .float-popover {
            display: block;
        }

        /* 其它局部版式组件 */
        .partner-showcase {
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 40px;
            background-color: var(--white);
        }

        .partner-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
            align-items: center;
            text-align: center;
        }

        .partner-logo-text {
            font-weight: 700;
            color: var(--slate);
            opacity: 0.6;
            font-size: 1.1rem;
        }

        @media (max-width: 768px) {
            .partner-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }