:root { --primary: #8b5cf6; --bg-dark: #0f172a; --text-light: #f8fafc; --text-muted: #94a3b8; }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', sans-serif; background: 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; border-bottom: 1px solid #1e293b; }
        .nav-links { display: flex; gap: 0; }
        .nav-links a { color: var(--text-light); padding: 10px 15px; text-decoration: none; transition: 0.3s; }
        .hero { padding: 100px 0; text-align: center; }
        .hero h1 { font-size: 3rem; margin-bottom: 20px; background: linear-gradient(to right, #c084fc, #8b5cf6); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .btn { display: inline-block; padding: 12px 30px; background: var(--primary); color: white; border-radius: 8px; text-decoration: none; font-weight: bold; margin: 10px; }
        .section { padding: 80px 0; }
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
        .card { background: #1e293b; padding: 30px; border-radius: 12px; transition: 0.3s; border: 1px solid #334155; }
        .card:hover { transform: translateY(-5px); border-color: var(--primary); }
        .faq-item { margin-bottom: 15px; background: #1e293b; padding: 20px; border-radius: 8px; }
        footer { padding: 40px 0; text-align: center; border-top: 1px solid #1e293b; font-size: 0.9rem; color: var(--text-muted); }