/* CSS Reset & Variable Base: Candy Theme (缤纷糖果亮色风) */
        :root {
            --primary-candy: #ff6b9d; /* 甜粉 */
            --secondary-candy: #4d96ff; /* 汽水蓝 */
            --accent-candy: #6bcbf5; /* 薄荷绿/天空蓝 */
            --warning-candy: #ffd93d; /* 柠檬黄 */
            --purple-candy: #b983ff; /* 浆果紫 */
            --light-bg: #fafaff;
            --card-bg: #ffffff;
            --text-dark: #2d3748;
            --text-muted: #718096;
            --gradient-candy: linear-gradient(135deg, #ff6b9d 0%, #b983ff 50%, #4d96ff 100%);
            --border-radius-lg: 24px;
            --border-radius-md: 16px;
            --shadow-candy: 0 10px 30px rgba(185, 131, 255, 0.15);
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            background-color: var(--light-bg);
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
            font-size: 16px;
        }

        /* Layout Container */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Common Heading Style */
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

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

        .section-header h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 6px;
            background: var(--gradient-candy);
            border-radius: 3px;
            margin: 8px auto 0;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.1rem;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition-smooth);
            cursor: pointer;
            border: none;
            font-size: 1rem;
        }

        .btn-candy {
            background: var(--gradient-candy);
            color: #ffffff;
            box-shadow: 0 8px 20px rgba(255, 107, 157, 0.3);
        }

        .btn-candy:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 25px rgba(255, 107, 157, 0.4);
        }

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

        .btn-outline:hover {
            background: rgba(255, 107, 157, 0.05);
            transform: translateY(-2px);
        }

        /* 1. Navigation */
        .header-nav {
            position: sticky;
            top: 0;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
            z-index: 1000;
            border-bottom: 2px solid rgba(255, 107, 157, 0.1);
        }

        .nav-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

        .logo-box {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .ai-page-logo {
            max-height: 45px;
            width: auto;
        }

        .logo-text {
            font-weight: 800;
            font-size: 1.3rem;
            background: var(--gradient-candy);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            align-items: center;
        }

        .nav-menu li a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition-smooth);
            padding: 8px 12px;
            border-radius: 20px;
        }

        .nav-menu li a:hover {
            background: rgba(77, 150, 255, 0.08);
            color: var(--secondary-candy);
        }

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

        .nav-toggle span {
            width: 25px;
            height: 3px;
            background: var(--text-dark);
            border-radius: 2px;
            transition: var(--transition-smooth);
        }

        /* 2. Hero Section */
        .hero {
            padding: 80px 0;
            background: radial-gradient(circle at 10% 20%, rgba(255, 107, 157, 0.06) 0%, rgba(185, 131, 255, 0.05) 50%, rgba(77, 150, 255, 0.06) 100%);
            text-align: center;
        }

        .hero-badge {
            background: rgba(255, 107, 157, 0.1);
            color: var(--primary-candy);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 20px;
        }

        .hero-title {
            font-size: 3rem;
            line-height: 1.2;
            margin-bottom: 24px;
            color: var(--text-dark);
        }

        .hero-title span {
            background: var(--gradient-candy);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-description {
            font-size: 1.25rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 35px;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        /* 3. Data Cards (数据指标卡片) */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .metric-card {
            background: var(--card-bg);
            border: 2px solid rgba(185, 131, 255, 0.15);
            border-radius: var(--border-radius-md);
            padding: 24px 15px;
            box-shadow: var(--shadow-candy);
            transition: var(--transition-smooth);
        }

        .metric-card:hover {
            transform: translateY(-5px);
        }

        .metric-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary-candy);
            margin-bottom: 5px;
        }

        .metric-label {
            font-size: 0.95rem;
            color: var(--text-muted);
        }

        /* Sections padding */
        section {
            padding: 80px 0;
            border-bottom: 1px solid rgba(0,0,0,0.03);
        }

        /* 4. 关于我们 */
        .about-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-content h3 {
            font-size: 1.8rem;
            margin-bottom: 15px;
        }

        .about-content p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .about-feat-item {
            background: rgba(77, 150, 255, 0.05);
            padding: 15px;
            border-radius: var(--border-radius-md);
            border-left: 4px solid var(--secondary-candy);
        }

        .about-feat-item h4 {
            font-size: 1rem;
            color: var(--text-dark);
            margin-bottom: 5px;
        }

        .about-feat-item p {
            font-size: 0.85rem;
            margin: 0;
        }

        /* 5. 全平台AIGC服务 */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background: var(--card-bg);
            border-radius: var(--border-radius-lg);
            padding: 35px 25px;
            border: 2px solid rgba(255, 107, 157, 0.08);
            box-shadow: var(--shadow-candy);
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 6px;
            background: var(--gradient-candy);
        }

        .service-card:hover {
            transform: translateY(-8px);
        }

        .service-icon {
            width: 60px;
            height: 60px;
            border-radius: 20px;
            background: rgba(255, 107, 157, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin-bottom: 20px;
        }

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

        .service-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 15px;
        }

        .model-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .model-tag {
            font-size: 0.75rem;
            background: #f1f3f9;
            color: var(--text-dark);
            padding: 3px 8px;
            border-radius: 12px;
            font-weight: 500;
        }

        /* 6. 一站式AIGC制作 */
        .onestop-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .onestop-card {
            background: var(--card-bg);
            border-radius: var(--border-radius-md);
            padding: 30px;
            display: flex;
            gap: 20px;
            border: 2px solid rgba(77, 150, 255, 0.1);
            box-shadow: 0 6px 20px rgba(0,0,0,0.02);
            transition: var(--transition-smooth);
        }

        .onestop-card:hover {
            border-color: var(--secondary-candy);
        }

        .onestop-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: rgba(77, 150, 255, 0.2);
            line-height: 1;
        }

        .onestop-info h3 {
            font-size: 1.25rem;
            margin-bottom: 8px;
        }

        .onestop-info p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 7. 全行业解决方案 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .solution-card {
            background: #fff;
            padding: 24px;
            border-radius: var(--border-radius-md);
            text-align: center;
            border: 2px solid rgba(185, 131, 255, 0.1);
            transition: var(--transition-smooth);
        }

        .solution-card:hover {
            background: linear-gradient(180deg, #ffffff 0%, rgba(185, 131, 255, 0.05) 100%);
            transform: translateY(-5px);
        }

        .solution-icon {
            font-size: 2.5rem;
            margin-bottom: 12px;
        }

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

        .solution-card p {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* 8. 全国服务网络 */
        .network-section {
            background: linear-gradient(135deg, rgba(77,150,255,0.03) 0%, rgba(255,107,157,0.03) 100%);
        }

        .network-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .network-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .network-item {
            background: #fff;
            padding: 16px;
            border-radius: var(--border-radius-md);
            border: 1px solid rgba(0,0,0,0.05);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .network-dot {
            width: 10px;
            height: 10px;
            background: var(--warning-candy);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--warning-candy);
        }

        .network-text h4 {
            font-size: 0.95rem;
            font-weight: 700;
        }

        .network-text p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 9. 标准化AIGC流程 (Time line) */
        .timeline {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
        }

        .timeline::after {
            content: '';
            position: absolute;
            width: 6px;
            background-color: rgba(255, 107, 157, 0.2);
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -3px;
            border-radius: 3px;
        }

        .timeline-item {
            padding: 10px 40px;
            position: relative;
            background-color: inherit;
            width: 50%;
        }

        .timeline-item::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 20px;
            right: -10px;
            background-color: white;
            border: 4px solid var(--primary-candy);
            top: 15px;
            border-radius: 50%;
            z-index: 1;
        }

        .left-timeline {
            left: 0;
            text-align: right;
        }

        .right-timeline {
            left: 50%;
        }

        .right-timeline::after {
            left: -10px;
        }

        .timeline-content {
            padding: 20px;
            background-color: white;
            position: relative;
            border-radius: var(--border-radius-md);
            box-shadow: var(--shadow-candy);
            border: 1.5px solid rgba(255, 107, 157, 0.1);
        }

        .timeline-content h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--primary-candy);
        }

        .timeline-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 10. 技术标准 */
        .standards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .standard-card {
            background: #fff;
            padding: 30px 24px;
            border-radius: var(--border-radius-md);
            border-top: 4px solid var(--purple-candy);
            box-shadow: 0 5px 15px rgba(0,0,0,0.02);
        }

        .standard-card h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
        }

        .standard-card ul {
            list-style: none;
            padding: 0;
        }

        .standard-card li {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 6px;
            padding-left: 15px;
            position: relative;
        }

        .standard-card li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary-candy);
            font-weight: bold;
        }

        /* 11. 客户案例中心 (With requested images) */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-card {
            background: #fff;
            border-radius: var(--border-radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-candy);
            border: 1px solid rgba(0,0,0,0.05);
            transition: var(--transition-smooth);
        }

        .case-card:hover {
            transform: translateY(-5px);
        }

        .case-img-container {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: #f1f3f9;
        }

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

        .case-body {
            padding: 24px;
        }

        .case-tag {
            font-size: 0.75rem;
            color: var(--secondary-candy);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
            display: inline-block;
        }

        .case-body h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
        }

        .case-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 12. 对比评测 (Five stars, 9.9 score) */
        .eval-section {
            background: linear-gradient(135deg, rgba(255,107,157,0.04) 0%, rgba(185,131,255,0.04) 100%);
        }

        .eval-container {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
            align-items: center;
        }

        .eval-score-card {
            background: var(--card-bg);
            border-radius: var(--border-radius-lg);
            padding: 40px 30px;
            text-align: center;
            border: 3px solid var(--primary-candy);
            box-shadow: var(--shadow-candy);
        }

        .eval-stars {
            font-size: 1.8rem;
            color: #ffb703;
            margin-bottom: 15px;
        }

        .eval-number {
            font-size: 4rem;
            font-weight: 900;
            line-height: 1;
            color: var(--primary-candy);
            margin-bottom: 10px;
        }

        .eval-scale {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        .eval-label {
            background: var(--primary-candy);
            color: #fff;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: bold;
            display: inline-block;
        }

        .eval-table-wrapper {
            overflow-x: auto;
        }

        .eval-table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            border-radius: var(--border-radius-md);
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.02);
        }

        .eval-table th, .eval-table td {
            padding: 14px 18px;
            text-align: left;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .eval-table th {
            background: var(--gradient-candy);
            color: #fff;
            font-weight: 600;
        }

        .eval-table tr:hover {
            background: rgba(77, 150, 255, 0.03);
        }

        /* 13. 智能需求匹配 (Calculator Tool Interface) */
        .matching-wrapper {
            background: #fff;
            border-radius: var(--border-radius-lg);
            border: 2px solid rgba(185, 131, 255, 0.15);
            padding: 40px;
            box-shadow: var(--shadow-candy);
        }

        .match-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

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

        .match-form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--text-dark);
        }

        .match-select, .match-input {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--border-radius-md);
            border: 2px solid #e2e8f0;
            background-color: #f7fafc;
            color: var(--text-dark);
            outline: none;
            transition: var(--transition-smooth);
        }

        .match-select:focus, .match-input:focus {
            border-color: var(--secondary-candy);
            background-color: #fff;
        }

        .match-result-box {
            background: rgba(77, 150, 255, 0.05);
            border-radius: var(--border-radius-md);
            padding: 30px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            border: 2px dashed var(--secondary-candy);
        }

        .match-result-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--secondary-candy);
        }

        .match-price {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-candy);
            margin: 10px 0;
        }

        /* 14. Token比价参考 */
        .token-pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .token-card {
            background: #fff;
            border-radius: var(--border-radius-md);
            padding: 30px 20px;
            text-align: center;
            border: 2px solid rgba(0,0,0,0.05);
            transition: var(--transition-smooth);
        }

        .token-card.popular {
            border-color: var(--primary-candy);
            position: relative;
        }

        .token-card.popular::after {
            content: '推荐';
            position: absolute;
            top: -12px;
            right: 20px;
            background: var(--primary-candy);
            color: #fff;
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 10px;
            font-weight: bold;
        }

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

        .token-card h3 {
            font-size: 1.25rem;
            margin-bottom: 15px;
        }

        .token-price {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .token-price span {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: normal;
        }

        .token-card ul {
            list-style: none;
            padding: 0;
            margin: 20px 0;
            text-align: left;
        }

        .token-card li {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: flex;
            justify-content: space-between;
        }

        /* 15. 培训业务 (职业与人工智能培训) */
        .training-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .training-card {
            background: #fff;
            border-radius: var(--border-radius-lg);
            padding: 35px;
            box-shadow: var(--shadow-candy);
            border: 2px solid rgba(255, 107, 157, 0.05);
        }

        .training-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--primary-candy);
        }

        .training-badge {
            display: inline-block;
            background: rgba(185, 131, 255, 0.1);
            color: var(--purple-candy);
            padding: 4px 12px;
            border-radius: 12px;
            font-size: 0.8rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .training-list {
            list-style: none;
        }

        .training-item {
            padding: 12px 0;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

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

        .training-name {
            font-weight: 600;
            font-size: 0.95rem;
        }

        .training-authority {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 16. 帮助中心 & FAQ 折叠面板 & 常见问题自助排查 & 术语百科 */
        .help-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 40px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--border-radius-md);
            border: 1px solid rgba(0,0,0,0.05);
            overflow: hidden;
            transition: var(--transition-smooth);
        }

        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: #fff;
            user-select: none;
        }

        .faq-question::after {
            content: '+';
            font-size: 1.2rem;
            font-weight: bold;
            color: var(--primary-candy);
            transition: var(--transition-smooth);
        }

        .faq-item.active .faq-question::after {
            transform: rotate(45deg);
        }

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

        .faq-answer p {
            padding: 18px 24px;
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
        }

        .help-sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .sidebar-widget {
            background: #fff;
            border-radius: var(--border-radius-md);
            padding: 24px;
            border: 1.5px solid rgba(77, 150, 255, 0.1);
        }

        .sidebar-widget h3 {
            font-size: 1.2rem;
            margin-bottom: 15px;
            color: var(--secondary-candy);
            border-bottom: 2px solid rgba(77,150,255,0.1);
            padding-bottom: 8px;
        }

        .troubleshoot-btn {
            width: 100%;
            background: rgba(77, 150, 255, 0.08);
            border: 1px solid rgba(77, 150, 255, 0.2);
            color: var(--secondary-candy);
            padding: 10px 15px;
            border-radius: var(--border-radius-md);
            margin-bottom: 10px;
            cursor: pointer;
            text-align: left;
            font-size: 0.85rem;
            font-weight: 600;
            transition: var(--transition-smooth);
        }

        .troubleshoot-btn:hover {
            background: var(--secondary-candy);
            color: #fff;
        }

        .glossary-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .glossary-item dt {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-dark);
        }

        .glossary-item dd {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-left: 0;
            margin-top: 2px;
        }

        /* 17. 客户评论卡片 (6 Reviews) */
        .reviews-section {
            background: linear-gradient(180deg, rgba(185,131,255,0.03) 0%, rgba(77,150,255,0.03) 100%);
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .review-card {
            background: #fff;
            border-radius: var(--border-radius-md);
            padding: 30px;
            border: 1px solid rgba(0,0,0,0.05);
            box-shadow: 0 4px 15px rgba(0,0,0,0.02);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .review-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            font-style: italic;
        }

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

        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--gradient-candy);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: bold;
            font-size: 1rem;
        }

        .review-info h4 {
            font-size: 0.9rem;
            font-weight: 700;
        }

        .review-info p {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* 18. 行业资讯 / 知识库 (Articles Section) */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }

        .news-card {
            background: #fff;
            border-radius: var(--border-radius-md);
            padding: 20px;
            border: 1.5px solid rgba(185, 131, 255, 0.1);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition-smooth);
        }

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

        .news-title {
            font-size: 0.9rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 15px;
            color: var(--text-dark);
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-link {
            font-size: 0.8rem;
            color: var(--primary-candy);
            text-decoration: none;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        /* 19. 加盟代理 Section */
        .agent-section {
            background: linear-gradient(135deg, rgba(255,107,157,0.06) 0%, rgba(185,131,255,0.06) 100%);
            border-radius: var(--border-radius-lg);
            padding: 50px 40px;
            margin: 40px auto;
            text-align: center;
            border: 2px solid rgba(255, 107, 157, 0.15);
        }

        .agent-badge {
            background: var(--primary-candy);
            color: #fff;
            padding: 5px 12px;
            border-radius: 12px;
            font-size: 0.8rem;
            font-weight: bold;
            display: inline-block;
            margin-bottom: 15px;
        }

        .agent-title {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .agent-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 25px;
        }

        .agent-features {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }

        .agent-feat {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .agent-feat::before {
            content: '✦';
            color: var(--warning-candy);
            font-size: 1.2rem;
        }

        /* 20. 联系我们 (Submit Form & Contact Info) */
        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 50px;
        }

        .form-card {
            background: #fff;
            border-radius: var(--border-radius-lg);
            padding: 40px;
            border: 2px solid rgba(185, 131, 255, 0.15);
            box-shadow: var(--shadow-candy);
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 20px;
        }

        .form-control-full {
            grid-column: span 2;
        }

        .form-group {
            margin-bottom: 15px;
        }

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

        .form-input, .form-select, .form-textarea {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--border-radius-md);
            border: 2px solid #e2e8f0;
            background: #fafafa;
            outline: none;
            font-size: 0.9rem;
            transition: var(--transition-smooth);
        }

        .form-input:focus, .form-select:focus, .form-textarea:focus {
            border-color: var(--primary-candy);
            background: #fff;
        }

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

        .contact-details {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .contact-card {
            background: #fff;
            border-radius: var(--border-radius-md);
            padding: 24px;
            border: 1px solid rgba(0,0,0,0.05);
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .contact-card-icon {
            font-size: 2rem;
            color: var(--secondary-candy);
        }

        .contact-card-info h4 {
            font-size: 1rem;
            margin-bottom: 4px;
        }

        .contact-card-info p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .contact-kefu-box {
            display: flex;
            gap: 20px;
            align-items: center;
            background: rgba(255, 107, 157, 0.05);
            padding: 20px;
            border-radius: var(--border-radius-md);
            border: 1.5px dashed var(--primary-candy);
        }

        .contact-kefu-qr {
            width: 100px;
            height: 100px;
            border-radius: 8px;
            overflow: hidden;
            background: #fff;
        }

        .contact-kefu-qr img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .contact-kefu-text h4 {
            font-size: 1rem;
            margin-bottom: 5px;
            color: var(--primary-candy);
        }

        .contact-kefu-text p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 21. Footer */
        .site-footer {
            background: #1a202c;
            color: #a0aec0;
            padding: 60px 0 30px;
            font-size: 0.85rem;
            border-top: 5px solid var(--purple-candy);
        }

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

        .footer-col h3 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 20px;
            position: relative;
        }

        .footer-col h3::after {
            content: '';
            display: block;
            width: 30px;
            height: 3px;
            background: var(--gradient-candy);
            margin-top: 8px;
        }

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

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

        .footer-col ul li a {
            color: #a0aec0;
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 5px;
        }

        .footer-about p {
            margin-bottom: 15px;
            line-height: 1.6;
        }

        .footer-links-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-links-inline a {
            background: rgba(255,255,255,0.05);
            color: #a0aec0;
            padding: 4px 10px;
            border-radius: 4px;
            text-decoration: none;
            font-size: 0.8rem;
            transition: var(--transition-smooth);
        }

        .footer-links-inline a:hover {
            background: var(--gradient-candy);
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .footer-copyright {
            font-size: 0.8rem;
        }

        .footer-home-btn {
            background: rgba(255,255,255,0.05);
            padding: 6px 16px;
            border-radius: 20px;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .footer-home-btn:hover {
            background: var(--gradient-candy);
        }

        /* Float Widget */
        .float-widget {
            position: fixed;
            right: 20px;
            bottom: 40px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 999;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: #fff;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            color: var(--text-dark);
            font-size: 1.3rem;
            transition: var(--transition-smooth);
            border: 2px solid rgba(255,107,157,0.1);
            position: relative;
        }

        .float-btn:hover {
            background: var(--gradient-candy);
            color: #fff;
            transform: scale(1.1);
        }

        .float-qr-tooltip {
            position: absolute;
            right: 60px;
            bottom: 0;
            background: #fff;
            border-radius: var(--border-radius-md);
            padding: 12px;
            box-shadow: var(--shadow-candy);
            display: none;
            border: 2px solid var(--primary-candy);
        }

        .float-qr-tooltip img {
            width: 100px;
            height: 100px;
            display: block;
        }

        .float-btn:hover .float-qr-tooltip {
            display: block;
        }

        /* Responsive Styles */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-3, .case-grid, .token-pricing-grid, .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .solutions-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            body {
                font-size: 15px;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: #fff;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
                padding: 20px 0;
                border-top: 1px solid rgba(0,0,0,0.05);
            }
            .nav-menu.active {
                display: flex;
            }
            .nav-toggle {
                display: flex;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .about-wrapper, .network-content, .eval-container, .match-grid, .training-container, .help-grid, .contact-grid {
                grid-template-columns: 1fr;
            }
            .metrics-grid, .grid-3, .onestop-grid, .solutions-grid, .case-grid, .token-pricing-grid, .reviews-grid, .news-grid {
                grid-template-columns: 1fr;
            }
            .timeline::after {
                left: 31px;
            }
            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 25px;
            }
            .timeline-item::after {
                left: 21px;
            }
            .left-timeline {
                text-align: left;
            }
            .left-timeline::after {
                left: 21px;
            }
            .right-timeline {
                left: 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }