:root { --card:#fff; --bg:#f7f7f8; --border:#e6e6e7; --text:#111; --muted:#666; --button:#3b82f6; --buttonText:#fff; }
* { box-sizing: border-box; }
body { margin:0; font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto; color:var(--text); background:var(--bg); }
h1 { font-size:18px; margin:0 0 14px; }
label { font-size:12px; font-weight:600; color:var(--muted); margin-top:12px; display:block; }
input[type="text"], input[type="url"], select, input[type="file"] {
  width:100%; padding:10px 12px; border:1px solid var(--border); border-radius:8px; background:var(--card);
}
button {
  margin-top:16px; width:100%; padding:12px; background:var(--button); color:var(--buttonText);
  border:0; border-radius:10px; font-weight:700; cursor:pointer;
}
button:hover { filter:brightness(0.95); }
.error { color:#c00; margin-top:10px; font-weight:700; }

.grid { max-width:1100px; margin:24px auto; display:grid; grid-template-columns: 1fr 1fr; gap:24px; align-items:start; }
.left, .right { background:var(--card); border:1px solid var(--border); border-radius:12px; padding:18px; }
.right .head { display:flex; justify-content:space-between; align-items:center; font-size:13px; color:var(--muted); margin-bottom:10px; }
.right img { width:100%; height:auto; border:1px solid var(--border); border-radius:8px; background:#fafafa; }

.kv { width:100%; border-collapse: collapse; }
.kv th, .kv td { border:1px solid #e6e6e7; padding:8px 10px; font-size:13px; vertical-align:top; }
.kv th { background:#fafafa; text-align:left; width:210px; }
.wrap { word-break: break-word; }

.meta-grid { display:grid; grid-template-columns: 1.1fr 1fr; gap:18px; }
@media (max-width: 900px){ .meta-grid { grid-template-columns: 1fr; } }


.container { max-width:780px; margin:24px auto; background:var(--card); border:1px solid var(--border); border-radius:12px; padding:18px; }
.result { width:100%; height:auto; border:1px solid var(--border); border-radius:8px; }
.mono { white-space:pre-wrap; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace; }
@media (max-width: 920px){ .grid{ grid-template-columns:1fr; } }