/* 基础变量与暗夜赛博风格配置 */
        :root {
            --bg-color: #08060f;
            --card-bg: rgba(18, 14, 34, 0.7);
            --border-color: rgba(255, 0, 127, 0.15);
            --primary-neon: #ff007f;
            --secondary-neon: #7b2cbf;
            --accent-neon: #00f0ff;
            --text-main: #f3f1f7;
            --text-muted: #a39eb5;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --container-max-width: 1200px;
        }

        /* 全局重置与响应式 */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            font-family: var(--font-family);
            line-height: 1.6;
            overflow-x: hidden;
            background-image: 
                radial-gradient(circle at 10% 20%, rgba(123, 44, 191, 0.15) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(0, 240, 255, 0.1) 0%, transparent 45%);
            background-attachment: fixed;
        }

        /* 基础容器 */
        .container {
            width: 100%;
            max-width: var(--container-max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 导航栏 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(8, 6, 15, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo-box {
            display: flex;
            align-items: center;
            height: 40px;
        }
        .ai-page-logo {
            height: 100%;
            max-height: 38px;
            object-fit: contain;
        }
        .nav-menu {
            display: flex;
            gap: 20px;
            list-style: none;
        }
        .nav-menu a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 0.95rem;
            transition: color 0.3s ease;
            font-weight: 500;
        }
        .nav-menu a:hover, .nav-menu a.active {
            color: var(--primary-neon);
            text-shadow: 0 0 8px rgba(255, 0, 127, 0.6);
        }
        .nav-btn {
            background: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
            color: #fff;
            padding: 8px 18px;
            border-radius: 30px;
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 600;
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.4);
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .nav-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 20px rgba(255, 0, 127, 0.7);
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
        }
        .menu-toggle span {
            width: 25px;
            height: 3px;
            background: var(--text-main);
            transition: 0.3s;
        }

        /* 块公共样式 */
        section {
            padding: 90px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-header h2 {
            font-size: 2.2rem;
            margin-bottom: 15px;
            background: linear-gradient(90deg, #fff, var(--primary-neon), var(--accent-neon));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline-block;
        }
        .section-header p {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            font-size: 1rem;
        }

        /* 1. Hero 首屏 - 纯文字/几何动效, 无图片 */
        .hero {
            position: relative;
            padding-top: 150px;
            padding-bottom: 100px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: radial-gradient(circle at center, rgba(123, 44, 191, 0.25) 0%, transparent 60%);
        }
        .hero-content {
            max-width: 900px;
            z-index: 2;
        }
        .hero-tag {
            background: rgba(255, 0, 127, 0.15);
            border: 1px solid var(--primary-neon);
            color: var(--primary-neon);
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 0.85rem;
            letter-spacing: 1px;
            display: inline-block;
            margin-bottom: 25px;
            box-shadow: 0 0 10px rgba(255, 0, 127, 0.2);
        }
        .hero-content h1 {
            font-size: clamp(2rem, 5vw, 3.2rem);
            line-height: 1.25;
            font-weight: 800;
            margin-bottom: 25px;
            background: linear-gradient(135deg, #ffffff 30%, var(--primary-neon) 70%, var(--accent-neon) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 2px 20px rgba(123, 44, 191, 0.2);
        }
        .hero-desc {
            font-size: 1.2rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 750px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
            color: #fff;
            padding: 14px 35px;
            border-radius: 35px;
            font-size: 1.05rem;
            font-weight: 700;
            text-decoration: none;
            box-shadow: 0 0 25px rgba(255, 0, 127, 0.5);
            transition: all 0.3s;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 35px rgba(255, 0, 127, 0.8);
        }
        .btn-secondary {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: var(--text-main);
            padding: 14px 35px;
            border-radius: 35px;
            font-size: 1.05rem;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--accent-neon);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
        }

        /* 2. 数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            margin-top: -30px;
            position: relative;
            z-index: 10;
        }
        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 30px 20px;
            border-radius: 16px;
            text-align: center;
            backdrop-filter: blur(10px);
            transition: transform 0.3s, border-color 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent-neon);
            box-shadow: 0 10px 25px rgba(0, 240, 255, 0.15);
        }
        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent-neon);
            margin-bottom: 5px;
            text-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
        }
        .stat-label {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 3. 关于我们 */
        .about-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .about-text h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--primary-neon);
        }
        .about-text p {
            margin-bottom: 20px;
            color: var(--text-muted);
            font-size: 1.05rem;
        }
        .about-img-box {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .about-img-box img {
            width: 100%;
            height: auto;
            display: block;
            filter: brightness(0.8) contrast(1.1);
            transition: transform 0.5s;
        }
        .about-img-box:hover img {
            transform: scale(1.05);
        }

        /* 4. 全平台AIGC服务 */
        .platform-logos {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            margin-top: 30px;
        }
        .platform-badge {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            padding: 8px 18px;
            border-radius: 8px;
            font-size: 0.9rem;
            color: var(--text-main);
            transition: all 0.2s;
        }
        .platform-badge:hover {
            border-color: var(--primary-neon);
            background: rgba(255, 0, 127, 0.08);
            box-shadow: 0 0 10px rgba(255, 0, 127, 0.3);
            transform: translateY(-2px);
        }

        /* 5. 一站式AIGC制作 (主打场景) */
        .scenes-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }
        .scene-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px;
            transition: all 0.3s;
        }
        .scene-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent-neon);
            box-shadow: 0 10px 30px rgba(0, 240, 255, 0.15);
        }
        .scene-icon {
            font-size: 2.2rem;
            color: var(--accent-neon);
            margin-bottom: 20px;
        }
        .scene-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: #fff;
        }
        .scene-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 6. 全行业解决方案 */
        .solution-tabs {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }
        .tab-btn {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-muted);
            padding: 10px 24px;
            border-radius: 30px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
        }
        .tab-btn.active, .tab-btn:hover {
            background: var(--primary-neon);
            color: #fff;
            border-color: var(--primary-neon);
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.5);
        }
        .solution-content {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 20px;
            padding: 40px;
            display: none;
            animation: fadeIn 0.5s ease forwards;
        }
        .solution-content.active {
            display: block;
        }
        .sol-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .sol-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--accent-neon);
        }
        .sol-info ul {
            list-style: none;
            margin-top: 20px;
        }
        .sol-info ul li {
            position: relative;
            padding-left: 25px;
            margin-bottom: 12px;
            color: var(--text-muted);
        }
        .sol-info ul li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--primary-neon);
            font-weight: bold;
        }

        /* 7. 全国服务网络 */
        .network-grid {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
            align-items: center;
        }
        .network-cities {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .city-tag {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-muted);
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.9rem;
        }
        .city-tag.active {
            border-color: var(--accent-neon);
            color: var(--accent-neon);
            background: rgba(0, 240, 255, 0.08);
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
        }
        .map-mockup {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            height: 350px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        .map-mockup::before {
            content: "";
            position: absolute;
            width: 80%;
            height: 80%;
            background: radial-gradient(circle, rgba(123, 44, 191, 0.1) 0%, transparent 70%);
        }
        .map-point {
            position: absolute;
            width: 12px;
            height: 12px;
            background: var(--primary-neon);
            border-radius: 50%;
            box-shadow: 0 0 15px var(--primary-neon);
            animation: pulse 2s infinite;
        }

        /* 8. 标准化AIGC流程 */
        .timeline {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
        }
        .timeline::before {
            content: "";
            position: absolute;
            left: 50%;
            width: 2px;
            height: 100%;
            background: rgba(255, 255, 255, 0.1);
            transform: translateX(-50%);
        }
        .timeline-item {
            padding: 30px 0;
            position: relative;
            width: 50%;
        }
        .timeline-item:nth-child(odd) {
            left: 0;
            padding-right: 40px;
            text-align: right;
        }
        .timeline-item:nth-child(even) {
            left: 50%;
            padding-left: 40px;
        }
        .timeline-dot {
            width: 16px;
            height: 16px;
            background: var(--primary-neon);
            border-radius: 50%;
            position: absolute;
            top: 40px;
            z-index: 10;
            box-shadow: 0 0 10px var(--primary-neon);
        }
        .timeline-item:nth-child(odd) .timeline-dot {
            right: -8px;
        }
        .timeline-item:nth-child(even) .timeline-dot {
            left: -8px;
        }
        .timeline-card {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 24px;
            border-radius: 12px;
        }
        .timeline-card h4 {
            color: var(--accent-neon);
            margin-bottom: 8px;
            font-size: 1.15rem;
        }

        /* 9. 技术标准 & 10. 对比评测 */
        .compare-section {
            background: radial-gradient(circle at top, rgba(255, 0, 127, 0.05) 0%, transparent 60%);
        }
        .rating-box {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 15px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 0, 127, 0.2);
            padding: 20px;
            border-radius: 12px;
            max-width: 450px;
            margin: 0 auto 40px;
        }
        .stars {
            color: #ffd700;
            font-size: 1.5rem;
        }
        .rating-score {
            font-size: 1.4rem;
            font-weight: bold;
            color: var(--text-main);
        }
        .table-wrap {
            width: 100%;
            overflow-x: auto;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
        }
        th, td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        th {
            background: rgba(18, 14, 34, 0.9);
            color: var(--accent-neon);
            font-weight: 600;
        }
        tr:nth-child(even) {
            background: rgba(255, 255, 255, 0.01);
        }
        td.highlight {
            color: var(--primary-neon);
            font-weight: bold;
        }

        /* 11. 客户案例中心 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }
        .case-card {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            overflow: hidden;
            transition: all 0.3s;
        }
        .case-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-neon);
        }
        .case-img {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: #120e22;
        }
        .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }
        .case-card:hover .case-img img {
            transform: scale(1.05);
        }
        .case-info {
            padding: 24px;
        }
        .case-info h4 {
            font-size: 1.25rem;
            margin-bottom: 10px;
            color: #fff;
        }
        .case-info p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.5;
        }

        /* 12. 智能需求匹配 (表单区) */
        .form-section {
            background: radial-gradient(circle at bottom right, rgba(0, 240, 255, 0.05) 0%, transparent 60%);
        }
        .form-wrap {
            max-width: 700px;
            margin: 0 auto;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 40px;
            border-radius: 20px;
            backdrop-filter: blur(10px);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--text-main);
        }
        .form-control {
            width: 100%;
            background: rgba(8, 6, 15, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            padding: 12px 16px;
            color: #fff;
            font-family: inherit;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .form-control:focus {
            border-color: var(--primary-neon);
            outline: none;
            box-shadow: 0 0 10px rgba(255, 0, 127, 0.2);
        }
        textarea.form-control {
            height: 120px;
            resize: vertical;
        }
        .btn-submit {
            width: 100%;
            background: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
            color: #fff;
            padding: 14px;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            box-shadow: 0 0 20px rgba(255, 0, 127, 0.3);
            transition: all 0.3s;
        }
        .btn-submit:hover {
            box-shadow: 0 0 25px rgba(255, 0, 127, 0.6);
            transform: translateY(-2px);
        }

        /* 13. Token比价参考 & 14. 职业技术培训/人工智能培训 */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
            margin-bottom: 40px;
        }
        .token-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 24px;
            border-radius: 12px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .token-card .price {
            color: var(--accent-neon);
            font-weight: bold;
            font-size: 1.2rem;
        }
        .training-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }
        .training-card {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: 12px;
            text-align: center;
            transition: all 0.3s;
        }
        .training-card:hover {
            border-color: var(--primary-neon);
            transform: translateY(-3px);
        }
        .training-card h4 {
            color: var(--text-main);
            margin-bottom: 10px;
        }
        .training-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 15. FAQ 折叠面板 & 16. 自助排查 */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            margin-bottom: 12px;
            background: var(--card-bg);
            overflow: hidden;
        }
        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            user-select: none;
            color: #fff;
        }
        .faq-question::after {
            content: "+";
            font-size: 1.5rem;
            color: var(--primary-neon);
            transition: transform 0.3s;
        }
        .faq-item.active .faq-question::after {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background: rgba(8, 6, 15, 0.5);
        }
        .faq-answer p {
            padding: 20px 24px;
            color: var(--text-muted);
            font-size: 0.95rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .troubleshoot-box {
            background: rgba(255, 0, 127, 0.03);
            border: 1px dashed var(--primary-neon);
            padding: 30px;
            border-radius: 12px;
            margin-top: 50px;
            text-align: center;
        }
        .troubleshoot-btn-group {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        /* 17. AI术语百科 & 18. 客户评论卡片 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-top: 20px;
        }
        .tag-item {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-muted);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            transition: all 0.3s;
            cursor: pointer;
        }
        .tag-item:hover {
            background: var(--accent-neon);
            color: #08060f;
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
            margin-top: 50px;
        }
        .review-card {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: 16px;
            position: relative;
        }
        .review-card::before {
            content: "“";
            position: absolute;
            top: 15px;
            left: 20px;
            font-size: 3rem;
            color: rgba(255, 0, 127, 0.15);
            font-family: serif;
        }
        .review-text {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .author-avatar {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #fff;
        }
        .author-info h5 {
            font-size: 0.95rem;
            color: #fff;
        }
        .author-info span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 19. 行业资讯 / 知识库 (最新文章) */
        .articles-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }
        .article-item {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            padding: 24px;
            transition: all 0.3s;
        }
        .article-item:hover {
            border-color: var(--accent-neon);
        }
        .article-item h4 {
            font-size: 1.1rem;
            margin-bottom: 15px;
        }
        .article-item h4 a {
            color: #fff;
            text-decoration: none;
            transition: color 0.2s;
        }
        .article-item h4 a:hover {
            color: var(--accent-neon);
        }
        .article-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            justify-content: space-between;
        }

        /* 20. 联系我们 & 21. 加盟代理 */
        .contact-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: flex-start;
        }
        .contact-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--primary-neon);
        }
        .contact-info p {
            color: var(--text-muted);
            margin-bottom: 15px;
        }
        .contact-details {
            margin: 30px 0;
        }
        .detail-item {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 15px;
        }
        .detail-item span {
            color: var(--accent-neon);
        }
        .qr-codes {
            display: flex;
            gap: 25px;
            flex-wrap: wrap;
        }
        .qr-box {
            text-align: center;
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 15px;
            border-radius: 10px;
        }
        .qr-box img {
            width: 120px;
            height: 120px;
            display: block;
            margin-bottom: 10px;
            border-radius: 4px;
        }
        .qr-box span {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .partner-box {
            background: linear-gradient(135deg, rgba(123, 44, 191, 0.15) 0%, rgba(255, 0, 127, 0.05) 100%);
            border: 1px solid var(--border-color);
            padding: 40px;
            border-radius: 20px;
        }
        .partner-box h4 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--accent-neon);
        }
        .partner-box p {
            margin-bottom: 20px;
            font-size: 0.95rem;
        }
        .partner-highlights {
            list-style: none;
            margin-bottom: 30px;
        }
        .partner-highlights li {
            padding-left: 20px;
            position: relative;
            margin-bottom: 10px;
            font-size: 0.9rem;
        }
        .partner-highlights li::before {
            content: "✦";
            position: absolute;
            left: 0;
            color: var(--primary-neon);
        }

        /* 友情链接区 */
        .friendship-links {
            background: rgba(8, 6, 15, 0.95);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 30px 0;
        }
        .links-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            align-items: center;
        }
        .links-inner span {
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .links-inner a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 0.85rem;
            transition: color 0.2s;
        }
        .links-inner a:hover {
            color: var(--primary-neon);
        }

        /* 页脚 */
        footer {
            background: #050409;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 40px 0;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-logo img {
            height: 30px;
        }

        /* 返回顶部及悬浮客服 */
        .floating-widget {
            position: fixed;
            right: 25px;
            bottom: 25px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 999;
        }
        .widget-btn {
            width: 48px;
            height: 48px;
            background: rgba(18, 14, 34, 0.8);
            border: 1px solid var(--border-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s;
            backdrop-filter: blur(5px);
            text-decoration: none;
            color: var(--text-main);
        }
        .widget-btn:hover {
            background: var(--primary-neon);
            border-color: var(--primary-neon);
            box-shadow: 0 0 15px var(--primary-neon);
            transform: translateY(-3px);
        }
        .widget-btn svg {
            width: 22px;
            height: 22px;
            fill: currentColor;
        }
        .qr-popup {
            position: absolute;
            right: 60px;
            bottom: 0;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 15px;
            border-radius: 12px;
            display: none;
            text-align: center;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);
            animation: fadeIn 0.3s ease;
        }
        .widget-btn:hover .qr-popup {
            display: block;
        }
        .qr-popup img {
            width: 120px;
            height: 120px;
            display: block;
            margin-bottom: 8px;
        }
        .qr-popup span {
            font-size: 0.8rem;
            color: var(--text-muted);
            white-space: nowrap;
        }

        /* 动画定义 */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        @keyframes pulse {
            0% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.4); opacity: 0.5; }
            100% { transform: scale(1); opacity: 1; }
        }

        /* 响应式媒体查询 */
        @media (max-width: 992px) {
            .about-wrap, .sol-grid, .network-grid, .contact-wrap {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .timeline::before {
                left: 20px;
            }
            .timeline-item {
                width: 100%;
                padding-left: 45px;
                padding-right: 0 !important;
                text-align: left !important;
            }
            .timeline-item:nth-child(even) {
                left: 0;
            }
            .timeline-dot {
                left: 12px !important;
                right: auto !important;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: rgba(8, 6, 15, 0.98);
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 15px;
            }
            .nav-menu.show {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .footer-inner {
                flex-direction: column;
                text-align: center;
            }
        }