/* 变量与基础重置 */
        :root {
            --primary: #2563EB;     /* 科技蓝 */
            --secondary: #F97316;   /* 活力橙 */
            --accent: #8B5CF6;      /* 极客紫 */
            --success: #10B981;     /* 荧光绿 */
            --dark: #0F172A;        /* 深灰 */
            --light: #F8FAFC;       /* 浅底色 */
            --border-width: 3px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
        }

        body {
            background-color: var(--light);
            color: var(--dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 明艳撞色风 Neobrutalism 风格通用组件 */
        .neo-box {
            background: #FFFFFF;
            border: var(--border-width) solid var(--dark);
            box-shadow: 6px 6px 0px var(--dark);
            border-radius: 12px;
            transition: all 0.2s ease;
        }

        .neo-box:hover {
            transform: translate(-2px, -2px);
            box-shadow: 8px 8px 0px var(--dark);
        }

        .neo-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.8rem 1.8rem;
            font-weight: 800;
            text-decoration: none;
            color: var(--dark);
            background: var(--secondary);
            border: var(--border-width) solid var(--dark);
            box-shadow: 4px 4px 0px var(--dark);
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.1s ease;
        }

        .neo-btn:hover {
            transform: translate(-2px, -2px);
            box-shadow: 6px 6px 0px var(--dark);
        }

        .neo-btn:active {
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0px var(--dark);
        }

        .neo-btn-primary {
            background: #FFE600; /* 明黄撞色 */
        }

        .neo-btn-accent {
            background: var(--accent);
            color: #FFF;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* 顶部导航 */
        header {
            position: sticky;
            top: 0;
            background: #FFFFFF;
            border-bottom: var(--border-width) solid var(--dark);
            z-index: 1000;
        }

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

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

        .ai-page-logo {
            height: 45px;
            border: 2px solid var(--dark);
            border-radius: 6px;
        }

        .brand-name {
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--dark);
        }

        nav ul {
            display: flex;
            list-style: none;
        }

        nav a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 5px 10px;
            border-radius: 4px;
            transition: background 0.2s;
        }

        nav a:hover {
            background: rgba(37, 99, 235, 0.1);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        /* 汉堡菜单仅在移动端展示 */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            background: none;
            border: none;
            cursor: pointer;
        }

        .menu-toggle span {
            display: block;
            width: 28px;
            height: 3px;
            background: var(--dark);
            transition: 0.3s;
        }

        /* Section 通用样式 */
        section {
            padding: 80px 0;
            border-bottom: var(--border-width) solid var(--dark);
        }

        .section-title-wrap {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-tag {
            display: inline-block;
            background: var(--success);
            color: var(--dark);
            border: 2px solid var(--dark);
            padding: 4px 12px;
            font-weight: 800;
            font-size: 0.85rem;
            text-transform: uppercase;
            margin-bottom: 15px;
            box-shadow: 2px 2px 0px var(--dark);
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--dark);
        }

        /* 首屏 Hero - 无图片设计，靠强撞色及排版吸睛 */
        .hero-section {
            background: linear-gradient(135deg, #FFE600 0%, #FFB800 100%);
            padding: 100px 0;
            position: relative;
            overflow: hidden;
        }

        .hero-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .hero-badge {
            background: var(--accent);
            color: #FFF;
            border: var(--border-width) solid var(--dark);
            padding: 8px 16px;
            font-weight: 800;
            font-size: 1.1rem;
            display: inline-block;
            margin-bottom: 20px;
            transform: rotate(-2deg);
            box-shadow: 4px 4px 0px var(--dark);
        }

        .hero-h1 {
            font-size: 3.5rem;
            font-weight: 900;
            line-height: 1.15;
            color: var(--dark);
            margin-bottom: 25px;
        }

        .hero-desc {
            font-size: 1.2rem;
            font-weight: 600;
            color: rgba(15, 23, 42, 0.85);
            margin-bottom: 35px;
        }

        .hero-btns {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .hero-features-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .hero-feat-card {
            background: #FFF;
            padding: 20px;
            border: var(--border-width) solid var(--dark);
            box-shadow: 4px 4px 0px var(--dark);
            border-radius: 8px;
        }

        .hero-feat-card h3 {
            font-size: 1.25rem;
            font-weight: 800;
            margin-bottom: 8px;
            color: var(--primary);
        }

        /* 关于我们与数据指标 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-text {
            font-size: 1.1rem;
        }

        .about-text p {
            margin-bottom: 20px;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .stat-card {
            padding: 30px;
            text-align: center;
            background: #FFF;
        }

        .stat-num {
            font-size: 3rem;
            font-weight: 900;
            color: var(--secondary);
            line-height: 1;
            margin-bottom: 10px;
        }

        /* AIGC服务能力卡片 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            padding: 30px;
            background: #FFF;
            position: relative;
        }

        .service-icon {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 15px;
        }

        /* 一站式制作 - 3步生成高清短剧步骤 */
        .step-timeline {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            position: relative;
        }

        .step-card {
            padding: 40px 30px;
            background: #FFF;
            text-align: center;
            position: relative;
        }

        .step-num {
            position: absolute;
            top: -25px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent);
            color: #FFF;
            width: 50px;
            height: 50px;
            font-size: 1.8rem;
            font-weight: 900;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: var(--border-width) solid var(--dark);
            box-shadow: 3px 3px 0px var(--dark);
        }

        .step-card h3 {
            margin-top: 15px;
            margin-bottom: 15px;
            font-size: 1.5rem;
            font-weight: 900;
        }

        /* 解决方案 */
        .solution-section {
            background: #F1F5F9;
        }

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

        .solution-card {
            padding: 30px;
            background: #FFF;
        }

        .solution-card h3 {
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 15px;
            border-bottom: 2px solid var(--dark);
            padding-bottom: 10px;
        }

        .solution-card ul {
            list-style: none;
        }

        .solution-card li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 10px;
        }

        .solution-card li::before {
            content: "✦";
            position: absolute;
            left: 0;
            color: var(--secondary);
        }

        /* 全国服务网络 & 标准化流程时间线 */
        .process-network-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .timeline {
            border-left: var(--border-width) solid var(--dark);
            padding-left: 20px;
            position: relative;
            margin-left: 10px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 30px;
        }

        .timeline-item::before {
            content: "";
            position: absolute;
            left: -28px;
            top: 5px;
            background: var(--success);
            border: 2px solid var(--dark);
            width: 12px;
            height: 12px;
            border-radius: 50%;
        }

        .timeline-item h4 {
            font-size: 1.1rem;
            font-weight: 800;
        }

        /* 客户案例中心 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .case-card {
            background: #FFF;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .case-img-wrap {
            border-bottom: var(--border-width) solid var(--dark);
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }

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

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

        .case-info {
            padding: 25px;
        }

        .case-tag {
            background: var(--accent);
            color: #FFF;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 3px 8px;
            border: 1px solid var(--dark);
            display: inline-block;
            margin-bottom: 10px;
        }

        .case-info h3 {
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 10px;
        }

        /* 对比评测 - 强视觉对比 */
        .comparison-wrap {
            max-width: 900px;
            margin: 0 auto;
            background: #FFF;
            padding: 40px;
        }

        .score-badge {
            display: inline-flex;
            align-items: center;
            gap: 15px;
            background: #FFE600;
            border: var(--border-width) solid var(--dark);
            padding: 10px 25px;
            font-weight: 900;
            font-size: 1.5rem;
            box-shadow: 4px 4px 0px var(--dark);
            transform: rotate(-1deg);
            margin-bottom: 30px;
        }

        .score-badge span {
            color: var(--accent);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 20px;
        }

        .comparison-table th, .comparison-table td {
            border: var(--border-width) solid var(--dark);
            padding: 15px;
            text-align: center;
            font-weight: 700;
        }

        .comparison-table th {
            background: var(--dark);
            color: #FFF;
        }

        .comparison-table tr:nth-child(even) {
            background: #F8FAFC;
        }

        .comparison-table td.highlight {
            background: rgba(16, 185, 129, 0.15);
            color: var(--success);
        }

        /* 智能需求匹配与表单 */
        .match-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
        }

        .form-container {
            padding: 40px;
            background: #FFF;
        }

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

        .form-group label {
            display: block;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            font-size: 1rem;
            border: var(--border-width) solid var(--dark);
            border-radius: 8px;
            background: var(--light);
            outline: none;
            transition: border-color 0.2s;
        }

        .form-control:focus {
            border-color: var(--primary);
        }

        /* Token比价 */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .token-card {
            background: #FFF;
            padding: 30px;
            text-align: center;
            position: relative;
        }

        .token-card.cheap::after {
            content: "全网最低";
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--secondary);
            color: #FFF;
            font-size: 0.75rem;
            font-weight: 800;
            padding: 3px 8px;
            border: 2px solid var(--dark);
            box-shadow: 2px 2px 0px var(--dark);
        }

        .token-price {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--accent);
            margin: 15px 0;
        }

        /* 职业技术培训 & 人工智能培训 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 40px;
        }

        .course-card {
            background: #FFF;
            padding: 30px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .course-badge {
            background: var(--primary);
            color: #FFF;
            font-weight: 800;
            font-size: 0.8rem;
            padding: 4px 8px;
            border: 2px solid var(--dark);
            margin-bottom: 10px;
            display: inline-block;
        }

        .course-card h4 {
            font-size: 1.3rem;
            font-weight: 900;
            margin-bottom: 10px;
        }

        /* FAQ折叠面板 */
        .faq-wrap {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: #FFF;
            border: var(--border-width) solid var(--dark);
            margin-bottom: 15px;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 3px 3px 0px var(--dark);
        }

        .faq-header {
            padding: 20px 25px;
            background: #FFF;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 800;
            user-select: none;
            transition: background 0.2s;
        }

        .faq-header:hover {
            background: #F1F5F9;
        }

        .faq-icon {
            font-size: 1.5rem;
            transition: transform 0.3s;
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            border-top: 0 solid var(--dark);
        }

        .faq-body-content {
            padding: 20px 25px;
            font-size: 1rem;
            color: #475569;
            background: var(--light);
        }

        .faq-item.active .faq-body {
            max-height: 300px;
            border-top: var(--border-width) solid var(--dark);
        }

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

        /* AI术语百科 & 标签云 */
        .wiki-wrap {
            background: #FFF;
            padding: 40px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .wiki-tag {
            background: var(--light);
            border: 2px solid var(--dark);
            padding: 6px 14px;
            font-weight: 700;
            border-radius: 6px;
            box-shadow: 2px 2px 0px var(--dark);
            cursor: pointer;
            transition: all 0.2s;
        }

        .wiki-tag:hover {
            background: var(--secondary);
            transform: translate(-1px, -1px);
            box-shadow: 3px 3px 0px var(--dark);
        }

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

        .comment-card {
            background: #FFF;
            padding: 30px;
            position: relative;
        }

        .comment-avatar-wrap {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 15px;
        }

        .comment-avatar {
            width: 50px;
            height: 50px;
            background: var(--accent);
            color: #FFF;
            border: 2px solid var(--dark);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
        }

        .comment-meta h4 {
            font-size: 1rem;
            font-weight: 800;
        }

        .comment-meta span {
            font-size: 0.8rem;
            color: #64748B;
        }

        .comment-text {
            font-style: italic;
            font-size: 0.95rem;
        }

        /* 行业资讯/知识库 */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .article-card {
            background: #FFF;
            padding: 25px;
        }

        .article-card h4 {
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 15px;
        }

        .article-link {
            color: var(--primary);
            font-weight: 700;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .article-link:hover {
            text-decoration: underline;
        }

        /* 页脚 */
        footer {
            background: var(--dark);
            color: #FFF;
            padding: 60px 0 30px;
            border-top: var(--border-width) solid var(--dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo-area img {
            border-radius: 4px;
            margin-bottom: 15px;
        }

        .footer-col h4 {
            font-size: 1.1rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: #FFE600;
        }

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

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

        .footer-col a {
            color: #CBD5E1;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.2s;
        }

        .footer-col a:hover {
            color: #FFF;
        }

        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            border-top: 1px solid #334155;
            padding-top: 25px;
            margin-bottom: 25px;
        }

        .friend-links a {
            color: #94A3B8;
            font-size: 0.85rem;
            text-decoration: none;
        }

        .friend-links a:hover {
            color: #FFE600;
        }

        .footer-bottom {
            border-top: 1px solid #334155;
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
            font-size: 0.85rem;
            color: #94A3B8;
        }

        /* 浮动客服 */
        .float-bar {
            position: fixed;
            right: 20px;
            bottom: 20px;
            display: flex;
            flex-direction: column;
            gap: 15px;
            z-index: 999;
        }

        .float-item {
            background: #FFF;
            border: 2px solid var(--dark);
            box-shadow: 3px 3px 0px var(--dark);
            width: 55px;
            height: 55px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            position: relative;
            transition: all 0.2s;
        }

        .float-item:hover {
            transform: translate(-2px, -2px);
            box-shadow: 4px 4px 0px var(--dark);
        }

        .qr-popover {
            position: absolute;
            right: 65px;
            bottom: 0;
            background: #FFF;
            border: var(--border-width) solid var(--dark);
            box-shadow: 4px 4px 0px var(--dark);
            padding: 15px;
            border-radius: 8px;
            display: none;
            width: 150px;
            text-align: center;
        }

        .qr-popover img {
            width: 100%;
            height: auto;
            margin-bottom: 5px;
        }

        .qr-popover span {
            font-size: 0.75rem;
            font-weight: 800;
            color: var(--dark);
        }

        .float-item:hover .qr-popover {
            display: block;
        }

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .hero-layout, .about-grid, .process-network-grid, .match-grid {
                grid-template-columns: 1fr;
            }
            .step-timeline, .solution-grid, .token-grid, .comments-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .hero-h1 {
                font-size: 2.5rem;
            }
            .step-timeline, .solution-grid, .token-grid, .comments-grid, .case-grid, .training-grid {
                grid-template-columns: 1fr;
            }
            .menu-toggle {
                display: flex;
            }
            nav {
                display: none;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background: #FFF;
                border-bottom: var(--border-width) solid var(--dark);
                padding: 20px;
            }
            nav.active {
                display: block;
            }
            nav ul {
                flex-direction: column;
                gap: 15px;
            }
            .nav-actions {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }