:root {
  --bg: #f4f3ef; --surface: #fcfcfb; --ink: #0b0b0b; --ink2: #52514e; --muted: #898781;
  --grid: #e1e0d9; --line: #c3c2b7; --zebra: #f7f6f2;
  --blue: #2a78d6; --orange: #eb6834; --aqua: #1baf7a; --violet: #4a3aa7;
  --good: #0ca30c; --warn: #fab219; --crit: #d03b3b; --up: #006300; --down: #b42525;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121211; --surface: #1c1c1a; --ink: #f2f1ed; --ink2: #c9c8c2; --muted: #8f8e88;
    --grid: #2e2e2b; --line: #4a4a45; --zebra: #20201e;
    --blue: #5b9cf0; --orange: #f08257; --aqua: #3cc896; --violet: #9b8ff5;
    --good: #45c745; --warn: #fbc24a; --crit: #f07070; --up: #6fd96f; --down: #ff8f8f;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #121211; --surface: #1c1c1a; --ink: #f2f1ed; --ink2: #c9c8c2; --muted: #8f8e88;
  --grid: #2e2e2b; --line: #4a4a45; --zebra: #20201e;
  --blue: #5b9cf0; --orange: #f08257; --aqua: #3cc896; --violet: #9b8ff5;
  --good: #45c745; --warn: #fbc24a; --crit: #f07070; --up: #6fd96f; --down: #ff8f8f;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-variant-numeric: tabular-nums;
}
a { color: var(--blue); }
h2 { font-size: 20px; margin: 28px 0 12px; }
h3 { font-size: 16px; margin: 0 0 4px; }
.sub { color: var(--muted); font-size: 13px; margin: 0 0 12px; }

.top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap;
  padding: 14px 16px 10px; max-width: 1200px; margin: 0 auto; }
.brand { font-weight: 800; font-size: 20px; letter-spacing: .02em; }
.brand span { font-weight: 400; color: var(--muted); font-size: 14px; letter-spacing: 0; margin-left: 6px; }
.meta { color: var(--muted); font-size: 13px; }


.tabs { position: sticky; top: 0; z-index: 5; background: var(--bg); display: flex; gap: 4px; overflow-x: auto;
  padding: 6px 16px; max-width: 1200px; margin: 0 auto; scrollbar-width: none; border-bottom: 1px solid var(--grid); }
.tabs::-webkit-scrollbar { display: none; }
.tabs a { flex: none; padding: 7px 12px; border-radius: 8px; color: var(--ink2); text-decoration: none; font-size: 14px; }
.tabs a.on { background: var(--ink); color: var(--bg); }

main { max-width: 1200px; margin: 0 auto; padding: 4px 16px 32px; }
.empty { color: var(--muted); padding: 24px 0; }
.foot { max-width: 1200px; margin: 0 auto; padding: 16px; color: var(--muted); font-size: 12px; }

.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 150px), 1fr)); gap: 10px; }
.kpi { background: var(--surface); border: 1px solid var(--grid); border-radius: 12px; padding: 12px 14px; min-width: 0; }
.kpi .l { color: var(--muted); font-size: 12.5px; }
.kpi .v { font-size: clamp(17px, 5vw, 22px); font-weight: 700; margin: 2px 0; overflow-wrap: anywhere; }
.kpi .s { font-size: 12.5px; color: var(--ink2); }
.d { font-size: 12.5px; color: var(--ink2); white-space: nowrap; display: inline-block; }
.d.up { color: var(--up); } .d.down { color: var(--down); }

.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 460px), 1fr)); gap: 12px; }
.card { background: var(--surface); border: 1px solid var(--grid); border-radius: 12px; padding: 14px; min-width: 0; margin-bottom: 12px; }
.grid2 .card { margin-bottom: 0; }
.chart { position: relative; height: 220px; }
.chart.tall { height: 300px; }

.notes { list-style: none; margin: 0; padding: 0; }
.notes li { display: flex; gap: 10px; padding: 9px 0; border-top: 1px solid var(--grid); }
.notes li > div { min-width: 0; overflow-wrap: anywhere; }
.notes li:first-child { border-top: 0; }
.lvl { flex: none; font-size: 11.5px; font-weight: 700; border-radius: 4px; padding: 1px 6px; height: fit-content; margin-top: 2px;
  border: 1px solid currentColor; white-space: nowrap; }
.lvl.crit { color: var(--crit); } .lvl.warn { color: #a06d00; } .lvl.info { color: var(--ink2); } .lvl.good { color: var(--up); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .lvl.warn { color: var(--warn); } }
.area { color: var(--muted); font-size: 12.5px; margin-right: 4px; }
.claude h3 { margin-bottom: 6px; }
.claude .item { border-top: 1px solid var(--grid); }
.claude .item:first-of-type { border-top: 0; }
.claude .item > summary { cursor: pointer; list-style: none; padding: 9px 0; display: flex; gap: 8px; align-items: baseline; }
.claude .item > summary::-webkit-details-marker { display: none; }
.claude .item > summary b { flex: 1; min-width: 0; }
.claude .item > summary::after { content: '▸'; color: var(--muted); flex: none; }
.claude .item[open] > summary::after { content: '▾'; }
.claude .item p { margin: 0 0 10px; color: var(--ink2); line-height: 1.5; }

.tbl-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -14px; padding: 0 14px; }
table.tbl { border-collapse: collapse; width: 100%; font-size: 13.5px; }
.tbl th { text-align: right; color: var(--muted); font-weight: 500; font-size: 12px; padding: 6px 8px; border-bottom: 1px solid var(--line);
  white-space: nowrap; cursor: pointer; user-select: none; }
.tbl td { text-align: right; padding: 7px 8px; border-bottom: 1px solid var(--grid); white-space: nowrap; }
.tbl th:first-child, .tbl td:first-child { text-align: left; position: sticky; left: 0; background: var(--surface); }
.tbl tbody tr:nth-child(even) td { background: var(--zebra); }
.tbl tbody tr.link { cursor: pointer; }
.tbl tbody tr.link:hover td { background: var(--grid); }
.tbl tfoot td { font-weight: 700; border-top: 1px solid var(--line); border-bottom: 0; }
.tbl .code { font-weight: 700; }
.tbl .dim { color: var(--muted); }
.pill { display: inline-block; font-size: 11.5px; border-radius: 10px; padding: 0 7px; border: 1px solid currentColor; }
.pill.crit { color: var(--crit); } .pill.warn { color: #a06d00; } .pill.good { color: var(--up); } .pill.mute { color: var(--muted); }
.thumb { width: 30px; height: 40px; object-fit: cover; border-radius: 4px; vertical-align: middle; margin-right: 8px; background: var(--grid);
  cursor: zoom-in; }

/* Фото товара: крупно на странице артикула и по нажатию — на весь экран */
.art-head { display: flex; gap: 14px; align-items: center; margin: 12px 0 14px; }
.art-head h2 { margin: 0 0 4px; }
.art-head .sub { margin: 0; }
.art-photo { flex: none; width: 90px; height: 120px; object-fit: cover; border-radius: 10px; background: var(--grid); cursor: zoom-in; }
.zoom { position: fixed; inset: 0; z-index: 50; background: rgba(0, 0, 0, .85); display: flex; align-items: center;
  justify-content: center; padding: 16px; cursor: zoom-out; }
.zoom img { max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 10px; background: #fff; }

/* Свёрнутые пояснения и карточки */
details.info { margin: 10px 0 0; }
details.info > summary { cursor: pointer; list-style: none; color: var(--muted); font-size: 12.5px; width: fit-content; }
details.info > summary::-webkit-details-marker { display: none; }
details.info > summary::before { content: 'ⓘ '; }
details.info[open] > summary { margin-bottom: 4px; }
details.fold > summary { cursor: pointer; list-style: none; display: flex; gap: 8px; align-items: baseline; }
details.fold > summary::-webkit-details-marker { display: none; }
details.fold > summary h3 { margin: 0; flex: 1; min-width: 0; }
details.fold > summary::after { content: '▸'; color: var(--muted); flex: none; }
details.fold[open] > summary::after { content: '▾'; }
details.fold[open] > summary { margin-bottom: 8px; }
.legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12.5px; color: var(--ink2); margin: 0 0 8px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }
.back { display: inline-block; margin: 10px 0 0; font-size: 14px; }
.explain { font-size: 13px; color: var(--ink2); margin: 8px 0 0; }
.explain b { color: var(--ink); }

body.login { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-card { background: var(--surface); border: 1px solid var(--grid); border-radius: 14px; padding: 24px; width: min(100%, 340px); }
.login-card .brand { margin-bottom: 18px; }
.login-card label { display: block; font-size: 13px; color: var(--ink2); margin-bottom: 6px; }
.login-card input { width: 100%; font-size: 16px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg); color: var(--ink); }
.login-card button { width: 100%; margin-top: 14px; font-size: 16px; padding: 10px; border: 0; border-radius: 8px;
  background: var(--ink); color: var(--bg); font-weight: 600; cursor: pointer; }
.login-card .err { color: var(--crit); font-size: 13px; margin: 8px 0 0; }
.login-card .hint { color: var(--muted); font-size: 12px; margin: 12px 0 0; }

/* Списки действий в «Разборе» */
.changes { margin: 0; padding-left: 18px; }
.changes li { margin: 6px 0; line-height: 1.5; }
.tbl td.wrap { text-align: left; white-space: normal; min-width: 180px; max-width: 300px; line-height: 1.35; }

/* Юнит-экономика и калькулятор */
.ue { align-items: start; }
.calc { display: grid; gap: 10px; margin: 12px 0 6px; padding: 12px; border: 1px solid var(--line); border-radius: 10px; }
.calc label { display: flex; justify-content: space-between; align-items: center; gap: 12px; color: var(--ink2); font-size: 13.5px; }
.calc input { width: 110px; font: inherit; padding: 5px 8px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--bg); color: var(--ink); text-align: right; }
.calc-out { font-size: 14px; line-height: 1.6; }

/* Форма остатков ФФ */
.ffgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px 14px; margin: 10px 0 14px; }
.ffgrid label, .ffnote { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 13.5px; }
.ffgrid input { width: 80px; }
.ffnote { margin-bottom: 12px; }
.ffnote input { flex: 1; max-width: 360px; }
.ffform input { font: inherit; padding: 5px 8px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); text-align: right; }
.ffnote input { text-align: left; }
.ffform button { font: inherit; font-weight: 600; padding: 7px 16px; border-radius: 8px; border: 0; background: var(--ink); color: var(--bg); cursor: pointer; }

/* Сценарий заказа */
.simctl { display: flex; flex-wrap: wrap; gap: 10px 20px; align-items: center; margin: 4px 0 12px; font-size: 13.5px; color: var(--ink2); }
.simctl label { display: flex; align-items: center; gap: 8px; }
.simctl input, table.sim input { width: 90px; font: inherit; padding: 5px 8px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--bg); color: var(--ink); text-align: right; }
.simctl button { font: inherit; padding: 6px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; }

a.csv { display: inline-block; margin-top: 8px; font-size: 12px; color: var(--muted); text-decoration: none; }
a.csv:hover { color: var(--ink); text-decoration: underline; }

details.fold .explain { font-size: 14px; line-height: 1.55; }
a.more { display: inline-block; margin-top: 10px; font-size: 13px; }