body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#111;color:#eee}button{background:#c5a028;color:#111;border:none;border-radius:4px;padding:8px 16px;font-size:14px;font-weight:600;cursor:pointer}button:disabled{opacity:.6;cursor:not-allowed}button:hover:not(:disabled){background:#e0b82e}input{background:#222;border:1px solid #444;border-radius:4px;color:#eee;font-size:16px}input::placeholder{color:#666}