:root {
  --bg: #f6f5f2;
  --card: #ffffff;
  --text: #1c1b19;
  --muted: #6a6862;
  --line: #dcd9d2;
  --accent: #b3202a;
  --accent-hover: #951a22;
  --on-accent: #ffffff;
  --ok-bg: #e4f3ea;
  --ok-text: #17603a;
  --err-bg: #fbe9e9;
  --err-text: #8f1d1d;
  --sheet: #eceae5;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171716;
    --card: #222220;
    --text: #f1efea;
    --muted: #a5a29a;
    --line: #3a3936;
    --accent: #e0525b;
    --accent-hover: #ea6a72;
    --on-accent: #1a0c0d;
    --ok-bg: #173324;
    --ok-text: #9fdcb9;
    --err-bg: #3d1a1a;
    --err-text: #f3b4b4;
    --sheet: #2e2d2b;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.top, main, footer { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 18px; padding-bottom: 18px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 8px; font-size: 19px; font-weight: 600; }
.brand svg { color: var(--accent); }
.badge { background: var(--ok-bg); color: var(--ok-text); font-size: 13px; padding: 4px 12px; border-radius: 999px; }

.drop {
  border: 2px dashed var(--line);
  border-radius: 14px;
  background: var(--card);
  padding: 34px 16px;
  text-align: center;
  cursor: pointer;
  color: var(--muted);
  transition: border-color .15s, background .15s;
}
.drop:hover, .drop:focus-visible, .drop.over { border-color: var(--accent); outline: none; }
.drop.compact { padding: 14px 16px; }
.drop-title { margin: 8px 0 2px; font-size: 16px; font-weight: 600; color: var(--text); }
.hint { margin: 0; font-size: 13px; }

.msg { margin-top: 12px; padding: 10px 14px; border-radius: 10px; font-size: 14px; background: var(--ok-bg); color: var(--ok-text); white-space: pre-line; }
.msg.error { background: var(--err-bg); color: var(--err-text); }

button, select, input[type=text] {
  font: inherit;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 12px;
}
button { cursor: pointer; }
button:hover { border-color: var(--muted); }
button:disabled { opacity: .5; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 600; padding: 9px 20px; }
button.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 16px 0 10px; }
.count { margin-left: auto; font-size: 13px; color: var(--muted); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; padding: 3px 4px 3px 10px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); max-width: 100%; }
.chip i { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.chip span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chip button { border: 0; background: none; padding: 0 6px; font-size: 16px; line-height: 1; color: var(--muted); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.page {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 4px solid var(--file-color, var(--line));
  border-radius: 8px;
  padding: 8px;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
}
.page.selected { outline: 3px solid var(--accent); outline-offset: -1px; }
.page.split-after { margin-right: 10px; }
.page.split-after::after {
  content: "✂";
  position: absolute; top: 0; bottom: 0; right: -17px;
  width: 0; border-right: 2px dashed var(--accent);
  color: var(--accent); font-size: 14px;
  display: flex; align-items: center; justify-content: center;
}
.page.sortable-ghost { opacity: .35; }
.thumb { aspect-ratio: 1; background: var(--sheet); border-radius: 4px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.thumb canvas { max-width: 92%; max-height: 92%; background: #fff; box-shadow: 0 0 0 1px rgba(0,0,0,.12); transition: transform .2s; }
.meta { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; font-size: 13px; color: var(--muted); }
.meta .acts { display: flex; gap: 2px; }
.meta button { border: 0; background: none; padding: 2px 5px; font-size: 15px; line-height: 1; color: var(--muted); border-radius: 6px; }
.meta button:hover { color: var(--text); background: var(--sheet); }
.meta button.on { color: var(--accent); }
.out { position: absolute; top: 10px; left: 10px; font-size: 11px; padding: 1px 7px; border-radius: 999px; background: var(--text); color: var(--bg); }
.out:empty { display: none; }

.bar {
  position: sticky; bottom: 0;
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px;
  margin-top: 16px; padding: 12px 0;
  background: var(--bg);
  border-top: 1px solid var(--line);
}
.fields { display: flex; flex-wrap: wrap; gap: 12px; }
.fields label { display: flex; flex-direction: column; gap: 3px; font-size: 12px; color: var(--muted); }
.fields input { width: 190px; }
.fields select { max-width: 100%; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.summary { font-size: 13px; color: var(--muted); margin-right: 4px; }

footer { padding-top: 22px; padding-bottom: 28px; font-size: 13px; color: var(--muted); text-align: center; }
[hidden] { display: none !important; }