body{margin:0;background:#0f0f0f;color:#eaeaea;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#171717;border-bottom:1px solid #2b2b2b}
.topbar .brand{font-weight:700}.topbar .nav a{color:#a4c2ff;margin-right:12px;text-decoration:none}
.container{max-width:1100px;margin:20px auto;padding:0 16px}
.footer{padding:16px;color:#999;border-top:1px solid #2b2b2b;margin-top:20px}
.card{background:#151515;border:1px solid #2a2a2a;border-radius:12px;padding:16px;margin-bottom:16px}
.btn{display:inline-block;background:#282828;border:1px solid #3a3a3a;color:#fff;padding:8px 12px;border-radius:8px;text-decoration:none}
.btn.primary{background:#7b1fa2;border-color:#9c27b0}