:root{--bg:#0f172a;--surface:#1e293b;--surface-2:#334155;--border:#475569;--text:#f1f5f9;--muted:#94a3b8;--primary:#2563eb;--ok:#16a34a;--danger:#dc2626}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px}body,button{color:var(--text)}button{font:inherit;cursor:pointer;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:10px 14px}button.primary{background:var(--primary);border-color:var(--primary);color:#fff}button:disabled{opacity:.5;cursor:not-allowed}input,select{font:inherit;color:var(--text);border:1px solid var(--border);border-radius:8px;padding:10px 12px}.panel,input,select{background:var(--surface)}.panel{border:1px solid var(--border);border-radius:12px;padding:16px}.muted{color:var(--muted)}.badge{display:inline-block;padding:2px 8px;border:1px solid var(--border);border-radius:999px;font-size:12px}a{color:#93c5fd}