/* 炫彩荧光风 基础重置 & 全局样式 */
        :root {
            --bg-color: #060913;
            --card-bg: #0d1326;
            --primary-neon: #00ffcc;
            --secondary-neon: #39ff14;
            --accent-neon: #d946ef;
            --text-main: #ffffff;
            --text-muted: #94a3b8;
            --border-neon: rgba(0, 255, 204, 0.2);
            --border-hover: rgba(57, 255, 20, 0.5);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

        * {
            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-sans);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 统一页面容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 统一标题 */
        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 15px;
            font-weight: 800;
            background: linear-gradient(135deg, #fff 30%, var(--primary-neon) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            position: relative;
        }

        .section-subtitle {
            text-align: center;
            color: var(--text-muted);
            font-size: 1.1rem;
            max-width: 700px;
            margin: 0 auto 50px auto;
        }

        /* 荧光按钮 */
        .btn-neon {
            display: inline-block;
            padding: 12px 30px;
            font-size: 1rem;
            font-weight: 700;
            text-decoration: none;
            color: #000;
            background: linear-gradient(90deg, var(--primary-neon), var(--secondary-neon));
            border-radius: 30px;
            box-shadow: 0 0 15px rgba(0, 255, 204, 0.4);
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            text-align: center;
        }

        .btn-neon:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 25px rgba(57, 255, 20, 0.8);
        }

        .btn-outline {
            display: inline-block;
            padding: 12px 30px;
            font-size: 1rem;
            font-weight: 700;
            text-decoration: none;
            color: var(--primary-neon);
            background: transparent;
            border: 2px solid var(--primary-neon);
            border-radius: 30px;
            transition: all 0.3s ease;
            text-align: center;
        }

        .btn-outline:hover {
            background: rgba(0, 255, 204, 0.1);
            box-shadow: 0 0 15px rgba(0, 255, 204, 0.3);
        }

        /* 导航栏 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(6, 9, 19, 0.9);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid var(--border-neon);
        }

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

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

        .ai-page-logo {
            height: 40px;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 20px;
        }

        .nav-menu a {
            color: var(--text-main);
            text-decoration: none;
            font-size: 0.95rem;
            transition: color 0.3s;
        }

        .nav-menu a:hover {
            color: var(--primary-neon);
        }

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

        .nav-toggle span {
            width: 25px;
            height: 3px;
            background-color: var(--primary-neon);
            transition: 0.3s;
        }

        /* 首屏 (Hero) - 无图片设计 */
        .hero-section {
            padding: 160px 0 100px 0;
            background: radial-gradient(circle at 50% 30%, rgba(0, 255, 204, 0.08), transparent 60%);
            text-align: center;
            position: relative;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(0, 255, 204, 0.1);
            border: 1px solid var(--primary-neon);
            color: var(--primary-neon);
            border-radius: 20px;
            font-size: 0.9rem;
            margin-bottom: 25px;
            font-weight: 600;
            letter-spacing: 1px;
            box-shadow: 0 0 10px rgba(0, 255, 204, 0.2);
        }

        .hero-title {
            font-size: 3.5rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 25px;
            background: linear-gradient(to right, #ffffff, var(--primary-neon), var(--secondary-neon));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.2rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 40px auto;
        }

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

        /* 数据指标 */
        .stats-section {
            padding: 40px 0;
            border-bottom: 1px solid var(--border-neon);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
        }

        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            padding: 30px 20px;
            border-radius: 15px;
            text-align: center;
            transition: all 0.3s;
        }

        .stat-card:hover {
            border-color: var(--secondary-neon);
            transform: translateY(-5px);
            box-shadow: 0 5px 20px rgba(57, 255, 20, 0.15);
        }

        .stat-num {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary-neon);
            margin-bottom: 10px;
        }

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

        /* 通用区块间距 */
        .section-padding {
            padding: 90px 0;
        }

        .bg-alt {
            background-color: rgba(13, 19, 38, 0.5);
        }

        /* 卡片网格布局 */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        /* 模块卡片 */
        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            border-radius: 16px;
            padding: 30px;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-neon), var(--accent-neon));
            opacity: 0;
            transition: opacity 0.3s;
        }

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

        .feature-card:hover {
            transform: translateY(-5px);
            border-color: var(--secondary-neon);
            box-shadow: 0 10px 30px rgba(0, 255, 204, 0.15);
        }

        .card-icon {
            font-size: 2.5rem;
            color: var(--primary-neon);
            margin-bottom: 20px;
        }

        .card-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }

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

        /* 平台列表滚动墙 */
        .marquee-container {
            width: 100%;
            overflow: hidden;
            background: rgba(13, 19, 38, 0.8);
            border-top: 1px solid var(--border-neon);
            border-bottom: 1px solid var(--border-neon);
            padding: 20px 0;
        }

        .marquee-inner {
            display: flex;
            width: max-content;
            animation: marquee 25s linear infinite;
        }

        .platform-tag {
            padding: 10px 24px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #fff;
            border-radius: 30px;
            margin: 0 12px;
            font-size: 1rem;
            font-weight: 600;
            transition: all 0.3s;
        }

        .platform-tag:hover {
            border-color: var(--primary-neon);
            color: var(--primary-neon);
            background: rgba(0, 255, 204, 0.05);
        }

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

        /* 流程步骤 */
        .step-container {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 40px;
            gap: 20px;
        }

        .step-container::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 5%;
            width: 90%;
            height: 2px;
            background: rgba(0, 255, 204, 0.2);
            z-index: 1;
        }

        .step-item {
            flex: 1;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .step-num {
            width: 80px;
            height: 80px;
            line-height: 76px;
            border-radius: 50%;
            background: var(--card-bg);
            border: 2px solid var(--primary-neon);
            color: var(--primary-neon);
            font-size: 1.8rem;
            font-weight: 800;
            margin: 0 auto 20px auto;
            box-shadow: 0 0 15px rgba(0, 255, 204, 0.2);
            transition: all 0.3s;
        }

        .step-item:hover .step-num {
            border-color: var(--secondary-neon);
            color: var(--secondary-neon);
            transform: scale(1.1);
            box-shadow: 0 0 20px rgba(57, 255, 20, 0.4);
        }

        .step-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        /* 评测与对比表格 */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border-radius: 12px;
            border: 1px solid var(--border-neon);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
            background: var(--card-bg);
        }

        .compare-table th, .compare-table td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(0, 255, 204, 0.1);
        }

        .compare-table th {
            background-color: rgba(6, 9, 19, 0.8);
            font-weight: 700;
            color: var(--primary-neon);
        }

        .compare-table tr:hover {
            background: rgba(255, 255, 255, 0.02);
        }

        .highlight-row {
            background: rgba(0, 255, 204, 0.04);
            border-left: 4px solid var(--primary-neon);
        }

        .badge-star {
            color: var(--secondary-neon);
            font-weight: bold;
        }

        /* Token 比价列表 */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 25px;
        }

        .token-card {
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            border-radius: 12px;
            padding: 25px;
        }

        .token-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding-bottom: 15px;
            margin-bottom: 15px;
        }

        .token-name {
            font-size: 1.2rem;
            font-weight: 700;
        }

        .token-price {
            font-size: 1.1rem;
            color: var(--secondary-neon);
            font-weight: 800;
        }

        .token-detail {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 案例展示区 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-card {
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            border-radius: 12px;
            overflow: hidden;
            transition: all 0.3s;
        }

        .case-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-neon);
            box-shadow: 0 8px 25px rgba(0, 255, 204, 0.15);
        }

        .case-img-wrap {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: #1e293b;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

        .case-info {
            padding: 20px;
        }

        .case-tag {
            display: inline-block;
            padding: 4px 10px;
            background: rgba(217, 70, 239, 0.1);
            color: var(--accent-neon);
            font-size: 0.8rem;
            border-radius: 4px;
            margin-bottom: 10px;
            font-weight: 600;
        }

        /* 客户评论 */
        .comments-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .comment-card {
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            border-radius: 12px;
            padding: 25px;
            position: relative;
        }

        .comment-text {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            font-style: italic;
        }

        .comment-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .user-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-neon), var(--accent-neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #000;
        }

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

        .user-info p {
            font-size: 0.8rem;
            color: var(--primary-neon);
        }

        /* FAQ折叠面板 */
        .faq-wrap {
            max-width: 850px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s;
        }

        .faq-header-btn {
            width: 100%;
            background: transparent;
            border: none;
            padding: 20px;
            text-align: left;
            color: #fff;
            font-size: 1.05rem;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-header-btn::after {
            content: '+';
            font-size: 1.4rem;
            color: var(--primary-neon);
            transition: transform 0.3s;
        }

        .faq-item.active {
            border-color: var(--secondary-neon);
            box-shadow: 0 0 10px rgba(57, 255, 20, 0.1);
        }

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

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background: rgba(255, 255, 255, 0.01);
        }

        .faq-content-inner {
            padding: 0 20px 20px 20px;
            color: var(--text-muted);
            font-size: 0.95rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        /* 需求匹配表单 */
        .form-section {
            background: radial-gradient(circle at 10% 20%, rgba(217, 70, 239, 0.05), transparent 40%);
        }

        .form-container {
            max-width: 650px;
            margin: 0 auto;
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            padding: 40px;
            border-radius: 16px;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            background: rgba(6, 9, 19, 0.8);
            border: 1px solid var(--border-neon);
            color: #fff;
            border-radius: 8px;
            outline: none;
            transition: all 0.3s;
        }

        .form-control:focus {
            border-color: var(--secondary-neon);
            box-shadow: 0 0 10px rgba(57, 255, 20, 0.2);
        }

        /* 资讯与友情链接 */
        .news-friend-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }

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

        .news-item {
            padding: 15px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .news-item a {
            color: #fff;
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s;
        }

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

        .news-date {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        .sidebar-links {
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            padding: 25px;
            border-radius: 12px;
        }

        .sidebar-links h3 {
            font-size: 1.2rem;
            margin-bottom: 15px;
            color: var(--primary-neon);
            border-bottom: 1px solid rgba(0, 255, 204, 0.2);
            padding-bottom: 8px;
        }

        .friend-links-box {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .friend-links-box a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 0.9rem;
            background: rgba(255, 255, 255, 0.05);
            padding: 6px 12px;
            border-radius: 4px;
            transition: all 0.3s;
        }

        .friend-links-box a:hover {
            color: var(--secondary-neon);
            background: rgba(57, 255, 20, 0.1);
        }

        /* 联系与客服 */
        .contact-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .contact-info-list {
            margin-top: 25px;
        }

        .contact-info-item {
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .contact-info-item strong {
            color: var(--primary-neon);
        }

        .qrcode-box {
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            padding: 30px;
            border-radius: 16px;
            text-align: center;
            max-width: 320px;
            margin: 0 auto;
        }

        .qrcode-box img {
            width: 180px;
            height: 180px;
            margin: 15px 0;
            border: 5px solid #fff;
            border-radius: 8px;
        }

        /* 悬浮客服 */
        .float-kefu {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            background: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
            border-radius: 50%;
            width: 60px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(0, 255, 204, 0.4);
            cursor: pointer;
            transition: all 0.3s;
        }

        .float-kefu:hover {
            transform: scale(1.1);
            box-shadow: 0 4px 25px rgba(57, 255, 20, 0.6);
        }

        .float-kefu svg {
            width: 28px;
            height: 28px;
            fill: #000;
        }

        .float-panel {
            position: fixed;
            bottom: 100px;
            right: 30px;
            width: 280px;
            background: var(--card-bg);
            border: 1px solid var(--border-neon);
            border-radius: 12px;
            padding: 20px;
            display: none;
            z-index: 999;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }

        .float-panel.show {
            display: block;
        }

        /* 页脚 */
        footer {
            background: #04060d;
            border-top: 1px solid var(--border-neon);
            padding: 50px 0 30px 0;
            font-size: 0.9rem;
            color: var(--text-muted);
        }

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

        .footer-col h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 20px;
            font-weight: 700;
        }

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

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

        .footer-col ul li a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-col ul li a:hover {
            color: var(--primary-neon);
        }

        .footer-bottom {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 25px;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 15px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: var(--text-muted);
            text-decoration: none;
        }

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

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .grid-3, .case-grid, .comments-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-4, .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-friend-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.3rem;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--bg-color);
                border-bottom: 1px solid var(--border-neon);
                padding: 20px;
                gap: 15px;
            }
            .nav-menu.active {
                display: flex;
            }
            .nav-toggle {
                display: flex;
            }
            .grid-3, .grid-4, .case-grid, .comments-grid, .stats-grid, .token-grid {
                grid-template-columns: 1fr;
            }
            .step-container {
                flex-direction: column;
            }
            .step-container::before {
                display: none;
            }
            .contact-wrap {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }