:root{--bg:#0b0c10;--surface:#14161c;--border:#262a33;--text:#e8e9ed;--muted:#9099a8;--accent:#6c8cff;--danger:#ff6b6b;--success:#4cd18a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}a{color:inherit}.container{max-width:960px;margin:0 auto;padding:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:16px}.grid{display:grid;grid-gap:16px;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}input,select,textarea{width:100%;padding:10px 12px;border-radius:8px;border:1px solid var(--border);background:#0f1116;color:var(--text);font-size:14px;margin-bottom:12px}button{padding:10px 16px;border-radius:8px;border:none;background:var(--accent);color:#fff;font-weight:600;cursor:pointer;font-size:14px}button.secondary{background:transparent;border:1px solid var(--border);color:var(--text)}button:disabled{opacity:.5;cursor:not-allowed}nav{display:flex;gap:4px;padding:12px 24px;border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center}nav a{padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--muted);font-size:14px}nav a:hover{background:var(--surface);color:var(--text)}.muted{color:var(--muted);font-size:13px}.row{display:flex;justify-content:space-between;align-items:center;gap:8px}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:var(--border)}.error{color:var(--danger);font-size:13px;margin-bottom:12px}