:root {
            --primary: #3A5EFF;
            --secondary: #FF6B35;
            --accent: #8A4FFF;
            --success: #00C897;
            --bg-gradient: linear-gradient(135deg, #F8F9FA 0%, #F1F3F5 100%);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', sans-serif;
        }

        body {
            background: var(--bg-gradient);
            line-height: 1.6;
        }

        /* 导航栏样式 */
        .navbar {
            display: flex;
            justify-content: space-between;
            padding: 1.5rem 8%;
            position: fixed;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }

        /* .logo img{
            margin-left: -30px;
            margin-top: -6px;
            width: 40px;
            height: 40px;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            border-radius: 8px;
        } */

        .nav-menu {
            display: flex;
            gap: 2rem;
            align-items: center;
        }

        /* Hero区域 */
        .hero {
            display: grid;
            grid-template-columns: 1fr 1fr;
            padding: 120px 8% 0;
            min-height: 90vh;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 3.5rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
        }
        .hero-content .title {
            color:#666;
            margin-bottom: 10px;
        }
        .hero .globeCanvas {
            margin-left: 100px;
            height: 80%;
        }

        .cta-button {
            background: linear-gradient(45deg, var(--primary), var(--accent));
            color: white;
            padding: 0.6rem 1.2rem;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        /* 功能亮点 */
        .features {
            padding: 4rem 8%;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .feature-card {
            background: white;
            padding: 2rem;
            border-radius: 16px;
            text-align: center;
            transition: transform 0.3s;
        }

        .feature-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 1.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 16px;
            background: var(--bg-gradient);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .feature-icon span {
            display: inline-block;
            width: 32px;
            height: 32px;
            line-height: 32px;
            font-size: 26px;
            /* stroke: var(--primary); */
        }

        /* 爬虫技术板块 */
        .crawler-tech {
            padding: 4rem 8%;
            /* background: white; */
        }

        .tech-highlights {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .tech-card {
            padding: 2rem;
            border-radius: 16px;
            background: var(--bg-gradient);
            border: 1px solid rgba(0, 0, 0, 0.05);
        }

        /* 底部备案 */
        .footer-dark {
            background: #1A1D24;
            color: rgba(255, 255, 255, 0.8);
            padding: 3rem 8%;
        }

        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            flex-wrap: wrap;
            gap: 2rem;
        }
        .qr-item {
            text-align: center;
        }
        .qr-codes {
            display: flex;
            gap: 2rem;
        }

        .qr-img {
            width: 100px;
            height: 100px;
            background: #fff;
            padding: 5px;
            border-radius: 12px;
        }

        /* 响应式设计 */
        @media (max-width: 768px) {

            .nav-menu a {
                display: none;
            }
            .hero {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .hero .globeCanvas {
                display: none;
            }

            .features,
            .tech-highlights {
                grid-template-columns: 1fr;
            }

            .footer-container {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
        }

        /* 交互动画 */
        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(58, 94, 255, 0.3);
        }

        .feature-card:hover {
            transform: translateY(-10px);
        }
        /* 弹窗样式 */
        .login-modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(5px);
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 2000;
        }

        .modal-content {
            background: rgba(255, 255, 255, 0.95);
            padding: 2rem;
            border-radius: 16px;
            width: 400px;
            position: relative;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
        }

        .close-btn {
            position: absolute;
            right: 1.5rem;
            top: 1rem;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            transition: opacity 0.3s;
        }

        .close-btn:hover {
            opacity: 0.7;
        }

        .modal-body {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .token-input {
            padding: 1rem;
            border: 2px solid #eee;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }

        .token-input:focus {
            border-color: var(--primary);
            outline: none;
        }

        .modal-login-btn {
            background: linear-gradient(45deg, var(--primary), var(--accent));
            color: white;
            padding: 1rem;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            transition: transform 0.3s;
        }

        .wechat-login-btn {
            background: linear-gradient(45deg, #09b83e, #06a356);
            color: white;
            padding: 1rem;
            border: none;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            cursor: pointer;
            transition: transform 0.3s;
        }
        .wechat-login-btn img {
            width: 24px;
            height: 24px;
        }

        .modal-login-btn:hover,
        .wechat-login-btn:hover {
            transform: translateY(-2px);
        }