:root {
  --bg: #f6f4ef; --card: #fff; --fg: #222; --muted: #777; --line: #e2ded5;
  --accent: #2f6f4f; --yes: #e3f3e8; --yes-b: #3a9a5c; --no: #fbe9e7; --no-b: #c9533f;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #16181a; --card: #22262a; --fg: #eee; --muted: #999; --line: #33383d;
    --accent: #5fb58a; --yes: #1d3527; --no: #3a2220; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.4 system-ui, sans-serif; background: var(--bg); color: var(--fg); padding-bottom: 72px; }
header { background: var(--accent); color: #fff; padding: 10px 16px; }
h1 { margin: 0; font-size: 1.2rem; }
h2 { font-size: 1.05rem; margin: 20px 0 8px; }
main { padding: 12px 16px; max-width: 700px; margin: 0 auto; }
button, .btn { font: inherit; border: 1px solid var(--line); background: var(--card); color: var(--fg);
  border-radius: 10px; padding: 8px 12px; cursor: pointer; display: inline-block; }
.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.danger { color: var(--no-b); margin-right: auto; }
.big { width: 100%; padding: 12px; margin-top: 8px; }
input, select { font: inherit; padding: 10px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--card); color: var(--fg); width: 100%; }
.bar { display: flex; gap: 8px; position: sticky; top: 0; background: var(--bg); padding: 4px 0 8px; z-index: 1; }
.bar input { flex: 1; }
.bar button { white-space: nowrap; }
.muted, small { color: var(--muted); }
small { display: block; }

.card { display: flex; gap: 12px; background: var(--card); border: 1px solid var(--line); border-left: 6px solid var(--line);
  border-radius: 12px; padding: 12px; margin: 10px 0; }
.card.yes { border-left-color: var(--yes-b); }
.card.no { border-left-color: var(--no-b); }
.card img { width: 60px; height: 90px; object-fit: cover; border-radius: 4px; flex: none; }
.card .info { flex: 1; min-width: 0; }
.series { font-weight: 700; font-size: 1.05rem; color: var(--accent); }
.tome-badge { background: var(--accent); color: var(--card); border-radius: 6px; padding: 0 6px; font-size: .85rem; white-space: nowrap; }
.vol { font-style: italic; }
.status { font-weight: 600; margin: 4px 0; }
.yes .status { color: var(--yes-b); }
.no .status { color: var(--no-b); }
.loan { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; padding: 4px 0; font-size: .92rem; }
.readers { border-top: 1px dashed var(--line); margin: 6px 0; padding-top: 4px; }
.readers .loan { margin-right: 10px; display: inline-flex; }
.chip { padding: 3px 8px; border-radius: 20px; font-size: .85rem; }
.sims { background: var(--bg); border-radius: 8px; padding: 6px 10px; margin: 8px 0; font-size: .9rem; }

.list { list-style: none; padding: 0; margin: 0; }
.list > li { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 10px; margin: 8px 0; }
.list > li.dropped { opacity: .55; }
.list .name { font-weight: 600; cursor: pointer; }
.next { color: var(--accent); font-weight: 600; }
.next .gaps { color: var(--no-b); font-weight: 400; }

.subtabs { display: flex; gap: 0; margin-bottom: 8px; }
.subtabs button { flex: 1; border-radius: 0; padding: 8px 4px; font-size: .9rem; }
.subtabs button:first-child { border-radius: 10px 0 0 10px; }
.subtabs button:last-child { border-radius: 0 10px 10px 0; }
.subtabs button.on { background: var(--accent); color: var(--card); border-color: var(--accent); font-weight: 600; }
.scard.dropped { opacity: .6; }
.shead { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; cursor: pointer; }
.pills { display: flex; flex-wrap: wrap; gap: 4px; margin: 8px 0; cursor: pointer; }
.pill { min-width: 26px; height: 26px; padding: 0 4px; border-radius: 13px; border: 1.5px solid var(--accent); color: var(--accent);
  display: inline-flex; align-items: center; justify-content: center; font-size: .78rem; }
.pill.on { background: var(--accent); color: var(--card); }
.pill.gap { border-color: var(--no-b); color: var(--no-b); background: var(--no); }
.pill.next { border-style: dashed; font-weight: 700; background: var(--yes); }
.pill.more { border: 0; }
.who { white-space: nowrap; }
.tomes { border-top: 1px solid var(--line); margin-top: 8px; padding-top: 4px; }
.trow { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.trow .ttl { flex: 1; font-style: italic; }
.card.solo { cursor: pointer; padding: 10px 12px; margin: 6px 0; }
.solo-open { margin: 6px 0 12px; }

nav { position: fixed; bottom: 0; left: 0; right: 0; display: flex; background: var(--card); border-top: 1px solid var(--line); }
nav button { flex: 1; border: 0; border-radius: 0; padding: 8px 0; font-size: 1.2rem; background: none; }
nav button span { display: block; font-size: .7rem; color: var(--muted); }
nav button.on span { color: var(--accent); font-weight: 700; }

dialog { border: 0; border-radius: 14px; padding: 16px; width: min(94vw, 500px); background: var(--card); color: var(--fg); }
dialog::backdrop { background: #0008; }
#bookform label { display: block; margin: 8px 0; font-size: .9rem; color: var(--muted); }
#bookform label input { margin-top: 2px; }
.row { display: flex; gap: 8px; }
.row label:first-child { flex: 1; }
.tome { width: 110px; }
.filters { margin-top: 8px; }
.filters select { flex: 1; }
fieldset { border: 1px solid var(--line); border-radius: 10px; margin: 12px 0; }
label.chk { display: inline-flex !important; align-items: center; gap: 6px; margin: 4px 12px 4px 0 !important; color: var(--fg) !important; }
label.chk input { width: auto; }
.actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 12px; }

#scanner { padding: 0; background: #000; position: relative; }
#scanner video { width: 100%; display: block; }
#scanner .aim { position: absolute; left: 10%; right: 10%; top: 40%; height: 20%; border: 3px solid #fff; border-radius: 10px; pointer-events: none; }
#scanner button { position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); }