*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:#111;color:#fff}
.container{max-width:1100px;margin:0 auto;padding:20px}
.card{background:#fff;border-radius:14px;padding:16px;box-shadow:0 6px 24px rgba(0,0,0,.08);margin-bottom:16px}
.hidden{display:none}
.tabs{display:flex;gap:8px;margin-bottom:12px}
.tabs button{padding:8px 12px;border:1px solid #ddd;background:#f9f9f9;border-radius:8px;cursor:pointer}
.tabs button.active{background:#111;color:#fff;border-color:#111}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.row{display:flex;gap:10px;align-items:center;margin:6px 0}
.row label{min-width:100px}
.row input,.row select,.row textarea{flex:1;padding:8px;border:1px solid #ddd;border-radius:8px}
table{width:100%;border-collapse:collapse}
thead th{background:#f3f3f3;text-align:left;padding:8px;border-bottom:1px solid #e5e5e5}
tbody td{padding:8px;border-bottom:1px solid #f0f0f0}
.actions{display:flex;gap:8px;margin-top:8px}
button{padding:8px 12px;border-radius:8px;border:1px solid #111;background:#111;color:#fff;cursor:pointer}
button.secondary{background:#fff;color:#111;border-color:#111}
.hint{color:#666;font-size:.9em}
pre{white-space:pre-wrap;background:#f9fafb;border:1px solid #eee;border-radius:8px;padding:10px;max-height:300px;overflow:auto}
@media (max-width:900px){.grid-2{grid-template-columns:1fr}}