:root{--bg:#0b0b0c;--fg:#f5f5f5;--muted:#9a9a9a;--brand:#ea580c;--card:#161617;--border:#2a2a2c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.container{max-width:720px;margin:0 auto;padding:32px 20px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:24px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field input{padding:10px 12px;border-radius:8px;border:1px solid var(--border);background:#0e0e0f;color:var(--fg)}.btn{background:var(--brand);color:#fff;border:0;border-radius:8px;padding:10px 16px;cursor:pointer;font-weight:600}.btn:disabled{opacity:.5;cursor:default}.error{color:#f87171;margin:8px 0}.row{display:flex;gap:12px;align-items:center;justify-content:space-between}.list{list-style:none;padding:0}.list li{padding:12px;border:1px solid var(--border);border-radius:8px;margin-bottom:8px}a{color:var(--brand)}select{padding:8px;border-radius:8px;background:#0e0e0f;color:var(--fg);border:1px solid var(--border)}