:root {
  --bg: #111114; --panel: #1c1c20; --border: #38383f;
  --text: #d4d4d8; --dim: #71717a; --accent: #d4a24e;
  --plate: #26262b; --cut: #e8e4da;
}
* { box-sizing: border-box; margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font-family: system-ui, sans-serif; padding: 16px;
}
header { display: flex; justify-content: space-between;
  align-items: baseline; margin-bottom: 16px; }
header h1 { font-size: 18px; letter-spacing: 2px; color: var(--accent); }
header nav a { color: var(--dim); margin-left: 12px;
  text-decoration: none; }
.hidden { display: none !important; }
.two-pane { display: grid; grid-template-columns: 1fr 380px; gap: 20px; }
@media (max-width: 800px) { .two-pane { grid-template-columns: 1fr; } }
#form-pane, #preview-pane-wrap {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 6px; padding: 16px;
}
#preview-pane-wrap { position: sticky; top: 16px; align-self: start; }
#preview-pane svg { width: 100%; height: auto; display: block; }
.row { display: flex; gap: 8px; align-items: center; margin: 6px 0; }
.row label { width: 110px; font-size: 12px; color: var(--dim); }
input[type=text], select {
  background: #18181b; color: var(--text);
  border: 1px solid var(--border); border-radius: 3px; padding: 5px 8px;
  flex: 1; font-size: 13px;
}
fieldset { border: 1px solid var(--border); border-radius: 4px;
  margin: 12px 0; padding: 8px 10px; }
legend { font-size: 11px; letter-spacing: 2px; color: var(--dim);
  text-transform: uppercase; }
button {
  background: linear-gradient(180deg, #e0b85e, #c49530);
  border: 1px solid #a07820; border-radius: 4px; color: #111;
  font-weight: 700; letter-spacing: 1px; padding: 10px 16px;
  cursor: pointer;
}
button:disabled { opacity: .5; cursor: wait; }
.actions { display: flex; gap: 8px; margin-top: 12px; }
#preview-error { color: #e05252; font-size: 12px; margin-top: 8px; }
#save-result { margin-top: 10px; font-size: 13px; }
#shared-banner { border-left: 3px solid var(--accent); padding: 6px 10px;
  font-size: 12px; color: var(--accent); margin-bottom: 10px; }
#gallery-grid { display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 14px; }
.gallery-card { background: var(--panel); border: 1px solid var(--border);
  border-radius: 6px; padding: 10px; text-align: center;
  color: var(--text); text-decoration: none; display: block; }
.gallery-card img { width: 100%; height: auto; }
.gallery-card .t { font-size: 13px; margin-top: 6px; }
.gallery-card .d { font-size: 11px; color: var(--dim); }
icon-grid, .icon-grid { display: grid;
  grid-template-columns: repeat(auto-fill, minmax(40px, 1fr)); gap: 6px; }
.icon-grid button { padding: 4px; background: #18181b;
  border: 1px solid var(--border); }
.icon-grid button.sel { border-color: var(--accent); }
.icon-grid img { width: 100%; filter: invert(0.9); }