* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            }
        :root {
            --primary-color: #00a8ff;
            --secondary-color: #9c88ff;
            --dark-color: #0c0e27;
            --light-color: #f5f6fa;
            --glass-bg: rgba(255, 255, 255, 0.1);
            --card-bg: rgba(255, 255, 255, 0.05);
        }
        body {
            background: linear-gradient(135deg, var(--dark-color) 0%, #1a1d3a 100%);
            color: var(--light-color);
            min-height: 100vh;
            line-height: 1.6;
            overflow-x: hidden;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* 主内容区样式 */
        main {
            margin-top: 80px;
            padding: 40px 0;
        }
        .hero {
            text-align: center;
            margin-bottom: 60px;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 5px 15px rgba(0, 168, 255, 0.3);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 30px;
            color: rgba(255, 255, 255, 0.7);
        }
        .cta-button {
            display: inline-block;
            background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 12px 30px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            box-shadow: 0 4px 15px rgba(0, 168, 255, 0.4);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 20px rgba(0, 168, 255, 0.6);
        }
        /* 项目展示区样式 */
        .projects-section {
            margin-bottom: 60px;
        }
        .section-title {
            font-size: 2rem;
            margin-bottom: 30px;
            text-align: center;
            position: relative;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
            border-radius: 3px;
        }
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
        }
        .project-card {
            background: var(--card-bg);
            border-radius: 15px;
            padding: 25px;
            transition: transform 0.3s, box-shadow 0.3s;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
        }
        .project-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
        }
        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
        }
        .project-icon {
            font-size: 2.5rem;
            margin-bottom: 15px;
            color: var(--primary-color);
        }
        .project-card h3 {
            font-size: 1.4rem;
            margin-bottom: 10px;
        }
        .project-card p {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
            font-size: 0.95rem;
        }
        .project-link {
            display: inline-block;
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s;
        }
        .project-link:hover {
            color: var(--secondary-color);
        }
        /* 页脚样式 */
        footer {
            background: rgba(12, 14, 39, 0.9);
            padding: 40px 0 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-column {
            flex: 1;
            min-width: 200px;
        }
        .footer-column h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            color: var(--primary-color);
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer-links a:hover {
            color: var(--primary-color);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.9rem;
        }
        /* 加载动画 */
        .loading {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 200px;
        }
        .spinner {
            width: 50px;
            height: 50px;
            border: 5px solid rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            border-top-color: var(--primary-color);
            animation: spin 1s ease-in-out infinite;
        }
        @keyframes spin {
            to {
                transform: rotate(360deg);
            }
        }
        /* 响应式设计 */
        @media (max-width: 768px) {
            .navbar {
                flex-direction: column;
                gap: 15px;
            }
            .nav-links {
                flex-wrap: wrap;
                justify-content: center;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .projects-grid {
                grid-template-columns: 1fr;
            }
        }