*{box-sizing:border-box}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial;margin:0;background:#0b0f17;color:#e6edf3}
.container{max-width:900px;margin:40px auto;padding:24px}
h1{margin:0 0 8px} .actions{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}
.btn{display:inline-block;padding:10px 14px;border-radius:10px;background:#60a5fa;color:#00122a;text-decoration:none;font-weight:700;border:0}
.btn.secondary{background:#334155;color:#e6edf3}
.card{border:1px solid #1f2937;border-radius:12px;padding:14px;margin:14px 0;background:#0f172a}
label{display:block;margin-top:10px;margin-bottom:4px} input{width:100%;padding:10px;border-radius:8px;border:1px solid #1f2937;background:#0b1220;color:#d1e3ff}
footer{margin-top:20px;color:#9aa4b2} hr{border-color:#1f2937}