:root {
  --ink: #1f2a44;
  --paper: #f4efe4;
  --card: #fffdf8;
  --line: #d9d1bf;
  --accent: #c0392b;
  --muted: #6b6a63;
}
* { box-sizing: border-box; }
body { margin: 0; font: 14px/1.4 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--ink); background: var(--paper); }
.top { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; padding: 10px 20px; background: var(--ink); color: var(--paper); }
.top h1 { margin: 0; font: italic 700 26px Georgia, "Times New Roman", serif; letter-spacing: 0.5px; }
.top p { margin: 0; flex: 1; opacity: 0.8; }
.top nav { display: flex; flex-wrap: wrap; gap: 6px; }
button { font: inherit; padding: 6px 12px; border: 1px solid var(--ink); background: var(--card); color: var(--ink); border-radius: 4px; cursor: pointer; }
button:hover { background: #fff; border-color: var(--accent); }
button[aria-pressed="true"] { background: var(--accent); color: #fff; border-color: var(--accent); }
.top button { border-color: transparent; }
.layout { display: grid; grid-template-columns: 330px 1fr; min-height: calc(100vh - 54px); }
#controls { padding: 12px; background: var(--card); border-right: 1px solid var(--line); overflow-y: auto; max-height: calc(100vh - 54px); position: sticky; top: 0; }
details { border-bottom: 1px solid var(--line); padding: 6px 0; }
summary { font-weight: 600; cursor: pointer; padding: 4px 0; }
label { display: block; margin: 6px 0; font-size: 12px; color: var(--muted); }
label.check { display: flex; gap: 6px; align-items: center; color: var(--ink); font-size: 13px; }
input, select, textarea { display: block; width: 100%; margin-top: 2px; padding: 5px 6px; font: inherit; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 4px; }
input[type="checkbox"] { width: auto; margin: 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 8px; }
.row { display: flex; gap: 6px; margin: 6px 0; }
.row input, .row select { margin: 0; }
.hint { font-size: 12px; color: var(--muted); margin: 4px 0; }
.error { color: var(--accent); font-size: 12px; min-height: 1em; margin: 4px 0; }
.guides { width: 100%; font-size: 12px; border-collapse: collapse; margin-top: 8px; }
.guides caption { text-align: left; font-size: 12px; color: var(--muted); }
.guides td { padding: 2px 0; border-bottom: 1px dotted var(--line); }
.guides td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
main { padding: 16px; overflow: auto; }
#status { margin: 0 0 12px; color: var(--muted); }
#status.warn { color: var(--accent); font-weight: 600; }
#preview { display: flex; flex-wrap: wrap; gap: 20px; align-items: flex-start; }
.sheet { background: #fff; box-shadow: 0 2px 10px rgba(31, 42, 68, 0.2); width: min(100%, 640px); }
.sheet svg { display: block; width: 100%; height: auto; }
.sheet figcaption { font-size: 11px; color: var(--muted); padding: 2px 6px; text-align: right; }
figure { margin: 0; }
#print-root { display: none; }

@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; }
  #controls { position: static; max-height: none; border-right: 0; }
}

@media print {
  body { background: #fff; }
  .top, .layout { display: none !important; }
  #print-root { display: block !important; }
  #print-root svg { display: block; break-after: page; page-break-after: always; }
  #print-root svg:last-child { break-after: auto; page-break-after: auto; }
}