:root{font-family:Inter,Arial,sans-serif;color:#111827}*{box-sizing:border-box}body{margin:0;background:#f3f4f6}.container{max-width:980px;margin:0 auto;padding:16px}.card{background:#fff;border-radius:12px;padding:16px;box-shadow:0 1px 3px #00000014;margin-bottom:12px}.row{display:flex;gap:8px;align-items:center}input,select,button,textarea{width:100%;border:1px solid #d1d5db;border-radius:8px;padding:10px}button{background:#2563eb;color:#fff;border:none}button:disabled{opacity:.6}.tabs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin-bottom:12px}.muted{color:#6b7280;font-size:12px}@media (max-width: 720px){.tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.row{flex-direction:column;align-items:stretch}}