:root {
  --bg: #f3f1ee; --card: #ffffff; --ink: #1d1b1a; --muted: #6b6560; --line: #dcd6d0;
  --accent: #7a1f1f; --accent-ink: #ffffff; --accent-soft: #f6e7e5;
  --warn-bg: #fff5d6; --warn-ink: #6b4e00; --ok: #1f6b3a; --err: #a12020;
  --radius: 10px; --gap: 14px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161514; --card: #201f1d; --ink: #ece8e4; --muted: #a39d97; --line: #3a3633;
    --accent: #c9524b; --accent-ink: #fff; --accent-soft: #3a2422;
    --warn-bg: #3b3115; --warn-ink: #f1d78a; --ok: #6fcf8f; --err: #ff8a80;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-size: 16px; line-height: 1.4; }
main { max-width: 1400px; margin: 0 auto; padding: var(--gap); padding-bottom: 80px; }
h2 { font-size: 1.25rem; margin: 0; } h3 { font-size: 1.05rem; margin: 0 0 10px; }
small, .muted { color: var(--muted); font-weight: 400; }
.mono { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; letter-spacing: .02em; }

/* шапка */
.top { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 8px 16px; background: var(--accent); color: var(--accent-ink); }
.brand { display: flex; align-items: center; gap: 8px; color: inherit; text-decoration: none; font-weight: 700; font-size: 1.1rem; }
.tabs { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
.tabs a { color: inherit; text-decoration: none; padding: 8px 14px; border-radius: 8px; opacity: .8; white-space: nowrap; font-weight: 600; }
.tabs a.on { background: rgba(255,255,255,.18); opacity: 1; }
.me { display: flex; gap: 8px; align-items: center; font-size: .85rem; }
.me .ghost { color: var(--accent-ink); border-color: rgba(255,255,255,.4); }
.offline-bar { display: none; background: var(--err); color: #fff; text-align: center; padding: 6px; font-weight: 600; }
body.is-offline .offline-bar { display: block; }

/* блоки */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: var(--gap); }
.stack > * { margin-bottom: var(--gap); }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--gap); align-items: start; }
.split.wide-right { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); }
@media (max-width: 900px) { .split, .split.wide-right { grid-template-columns: minmax(0, 1fr); } }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; } .row.between { justify-content: space-between; }
.warn { background: var(--warn-bg); color: var(--warn-ink); border-color: transparent; padding: 10px 14px; border-radius: 8px; margin: 0 0 10px; }
.badge { display: inline-block; background: var(--accent-soft); color: var(--accent); border-radius: 999px; padding: 2px 10px; font-size: .85rem; font-weight: 700; }

/* формы */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 14px; }
.form-grid .span2, .form-head { grid-column: 1 / -1; }
.form-head { display: flex; justify-content: space-between; align-items: center; }
@media (max-width: 560px) { .form-grid { grid-template-columns: minmax(0, 1fr); } }
label { display: flex; flex-direction: column; gap: 4px; font-size: .88rem; font-weight: 600; color: var(--muted); }
input, select, button { font: inherit; }
input, select { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--ink); min-height: 44px; }
input:focus, select:focus { outline: 3px solid var(--accent-soft); border-color: var(--accent); }
input[readonly] { background: var(--bg); }
input:user-invalid { border-color: var(--err); }
input.big { font-size: 1.25rem; font-weight: 700; color: var(--ink); }
input.huge { font-size: 2.2rem; font-weight: 800; text-align: right; color: var(--ink); min-height: 64px; }
.combo { display: flex; gap: 6px; } .combo input { flex: 1; min-width: 0; }
.search-bar { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.search-bar label { flex: 1 1 160px; }
.piece-row { display: grid; grid-template-columns: 1.3fr 1fr 90px; gap: 12px; margin: 12px 0; }
@media (max-width: 560px) { .piece-row { grid-template-columns: 1fr 1fr; } .piece-row label:first-child { grid-column: 1 / -1; } }

button { cursor: pointer; border-radius: 8px; padding: 9px 16px; border: 1px solid var(--line); background: var(--card); color: var(--ink); font-weight: 600; min-height: 44px; }
button:disabled { opacity: .45; cursor: default; }
button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
button.ghost { background: transparent; }
button.danger { background: transparent; color: var(--err); border-color: var(--err); }
button.big { font-size: 1.1rem; padding: 12px 22px; min-height: 52px; }
button.sm { padding: 4px 10px; min-height: 32px; font-size: .85rem; }
button.icon { width: 44px; padding: 0; font-size: 1.4rem; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { flex-direction: row; }
.chip input { position: absolute; opacity: 0; width: 0; height: 0; }
.chip span { padding: 10px 16px; border: 2px solid var(--line); border-radius: 999px; color: var(--ink); cursor: pointer; font-size: 1rem; }
.chip input:checked + span { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.chip input:focus-visible + span { outline: 3px solid var(--accent-soft); }

/* таблицы */
.tbl-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: .92rem; }
.tbl th { text-align: left; color: var(--muted); font-weight: 600; border-bottom: 2px solid var(--line); padding: 8px; white-space: nowrap; }
.tbl td { border-bottom: 1px solid var(--line); padding: 8px; vertical-align: middle; }
.tbl .n { text-align: right; font-variant-numeric: tabular-nums; }
.tbl tfoot td { font-weight: 700; border-top: 2px solid var(--line); }
.tbl tr.click { cursor: pointer; } .tbl tr.click:hover { background: var(--accent-soft); }
.tbl.grid input, .tbl.grid select { min-height: 36px; padding: 6px 8px; min-width: 80px; }
.tbl.grid input[type=checkbox] { min-height: auto; width: 20px; height: 20px; min-width: 0; }
.tbl .acts { white-space: nowrap; } .tbl .acts button { margin-left: 4px; }

.subtabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: var(--gap); }
.subtabs button.on { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

.animal-card .ac-head { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.animal-card .big { font-size: 1.5rem; font-weight: 800; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; font-weight: 600; }

.label-prev { width: 100%; height: auto; aspect-ratio: 4 / 3; border: 1px solid var(--line); border-radius: 6px; background: #fff; display: block; margin-bottom: 10px; }
.login { max-width: 380px; margin: 10vh auto; display: flex; flex-direction: column; gap: 14px; }

dialog { border: 0; border-radius: 14px; padding: 0; width: min(440px, 94vw); background: var(--card); color: var(--ink); }
dialog::backdrop { background: rgba(0,0,0,.45); }
.dlg-body { padding: 20px; display: flex; flex-direction: column; gap: 12px; }

#toasts { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; gap: 8px; z-index: 50; width: min(520px, 92vw); }
.toast { padding: 12px 16px; border-radius: 10px; color: #fff; background: var(--ok); font-weight: 600; box-shadow: 0 6px 20px rgba(0,0,0,.2); }
.toast.err { background: var(--err); } .toast.warn { background: #8a6a00; }

@media print {
  .no-print, .top, #toasts, .offline-bar, button { display: none !important; }
  body { background: #fff; color: #000; }
  .card { border: 0; padding: 0; }
  main { padding: 0; max-width: none; }
}