:root { --primary: #ff007f; --accent: #8a2be2; --bg-dark: #0a0a0f; --text-light: #ffffff; --text-gray: #b0b0b0; --card-bg: #161625; }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif; background-color: var(--bg-dark); color: var(--text-light); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { padding: 20px 0; display: flex; justify-content: space-between; align-items: center; background: rgba(10, 10, 15, 0.9); position: sticky; top: 0; z-index: 1000; }
        .nav-links { display: flex; gap: 0; }
        .nav-links a { color: var(--text-light); text-decoration: none; padding: 10px 15px; font-size: 14px; transition: 0.3s; }
        .nav-links a:hover { color: var(--primary); }
        .hero { padding: 100px 0; text-align: center; }
        h1 { font-size: 3rem; margin-bottom: 20px; background: linear-gradient(90deg, #ff007f, #8a2be2); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .btn { display: inline-block; padding: 12px 30px; background: var(--primary); color: white; text-decoration: none; border-radius: 5px; font-weight: bold; transition: 0.3s; margin: 10px; }
        .btn:hover { background: #d00060; transform: translateY(-2px); }
        section { padding: 60px 0; }
        .section-title { text-align: center; margin-bottom: 40px; font-size: 2rem; color: var(--text-light); }
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
        .card { background: var(--card-bg); padding: 25px; border-radius: 10px; border: 1px solid #333; transition: 0.3s; }
        .card:hover { border-color: var(--primary); transform: translateY(-5px); }
        table { width: 100%; border-collapse: collapse; margin-top: 20px; background: var(--card-bg); color: var(--text-light); }
        th, td { padding: 15px; border: 1px solid #333; text-align: left; }
        .form-group { margin-bottom: 15px; }
        input, select, textarea { width: 100%; padding: 10px; background: #222; border: 1px solid #444; color: white; border-radius: 4px; }
        footer { background: #050508; padding: 40px 0; text-align: center; color: var(--text-gray); border-top: 1px solid #333; }
        .footer-links a { color: var(--text-gray); margin: 0 10px; text-decoration: none; }
        .scroll-top { position: fixed; bottom: 20px; right: 20px; background: var(--primary); color: white; padding: 10px; border-radius: 50%; cursor: pointer; }
        @media (max-width: 768px) { .nav-links { display: none; } h1 { font-size: 2rem; } }