:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --ink: #0f172a;
  --ink-2: #334155;
  --muted: #64748b;
  --line: #e4e7ec;
  --accent: #1f3a5f;
  --accent-ink: #ffffff;
  --gold: #b08d57;
  --sel: #eef3f9;
  --warn: #b45309;
  --warn-bg: #fff7ed;
  --ok: #15803d;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 4px 16px rgba(15, 23, 42, .05);
  --safe-b: env(safe-area-inset-bottom, 0px);
  color-scheme: light;
}

* { 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;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }
.num { font-variant-numeric: tabular-nums; white-space: nowrap; }

/* --- шапка --- */
.top {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px max(16px, calc((100vw - 1240px) / 2 + 24px)) 12px;
  background: rgba(245, 246, 248, .92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand-name { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--gold); font-weight: 600; }
.brand { min-width: 0; flex: 1; }
.top h1 { margin: 2px 0 0; font-size: 20px; font-weight: 650; letter-spacing: -.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
@media (max-width: 640px) { .top h1 { font-size: 18px; } }
.top-actions { display: flex; gap: 6px; align-items: center; }
.icon-btn {
  width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--line); background: var(--card);
  display: grid; place-items: center; padding: 0;
}
.icon-btn svg { width: 19px; height: 19px; fill: none; stroke: var(--ink-2); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-btn.on { background: var(--accent); border-color: var(--accent); }
.icon-btn.on svg { stroke: #fff; }
.pill { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 7px 14px; font-size: 14px; }
.pill.on { background: var(--ink); color: #fff; border-color: var(--ink); }

/* --- раскладка --- */
.layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; padding: 16px 16px calc(96px + var(--safe-b)); max-width: 1240px; margin: 0 auto; }
.col-side { display: none; }
@media (min-width: 960px) {
  .layout { grid-template-columns: minmax(0, 1fr) 400px; padding: 24px 24px 40px; gap: 24px; }
  .col-side { display: block; }
  .summary { position: sticky; top: 88px; }
  .bar { display: none !important; }
}

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px; }
.card + .card, .group + .group { margin-top: 12px; }
.section-title { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; margin: 22px 4px 10px; }

/* --- поля --- */
.fields { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .fields { grid-template-columns: 1fr 1fr; } .fields .wide { grid-column: 1 / -1; } }
.field label { display: block; font-size: 12px; color: var(--muted); margin: 0 0 5px 2px; }
.input, select.input, textarea.input {
  width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px;
  background: #fff; outline: none; transition: border-color .15s, box-shadow .15s;
}
textarea.input { min-height: 84px; resize: vertical; }
.input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(31, 58, 95, .12); }
.input.big { font-size: 17px; font-weight: 600; }
.seg { display: flex; background: #eef0f3; border-radius: 10px; padding: 3px; gap: 2px; }
.seg button { flex: 1; border: 0; background: transparent; border-radius: 8px; padding: 9px 8px; font-size: 13.5px; color: var(--ink-2); min-height: 38px; }
.seg button.on { background: #fff; color: var(--ink); font-weight: 600; box-shadow: 0 1px 3px rgba(15, 23, 42, .12); }
.link { background: none; border: 0; color: var(--accent); padding: 4px 2px; font-size: 14px; }
.hint { font-size: 12.5px; color: var(--muted); margin-top: 6px; }

/* --- варианты --- */
.variants { display: flex; gap: 8px; overflow-x: auto; padding: 16px 2px 4px; scrollbar-width: none; }
.variants::-webkit-scrollbar { display: none; }
.vtab {
  flex: 0 0 auto; text-align: left; border: 1px solid var(--line); background: var(--card); border-radius: 12px;
  padding: 9px 14px; min-width: 128px;
}
.vtab .vname { font-size: 13px; color: var(--muted); display: flex; gap: 6px; align-items: center; }
.vtab .vsum { font-size: 16px; font-weight: 650; margin-top: 1px; }
.vtab.on { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.vtab.on .vname { color: var(--accent); }
.star { color: var(--gold); }
.vtab.add { min-width: 0; color: var(--accent); display: grid; place-items: center; font-size: 14px; border-style: dashed; }
.vtools { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 8px 2px 0; }
.vtools .input { max-width: 220px; min-height: 36px; padding: 6px 10px; }
.chipbtn { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 6px 12px; font-size: 13px; }
.chipbtn.on { border-color: var(--gold); color: #7c5e2b; background: #fbf6ee; }

/* --- каталог --- */
.group { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.group-head { display: flex; justify-content: space-between; align-items: center; padding: 13px 16px; border: 0; background: none; width: 100%; text-align: left; }
.group-head .gname { font-weight: 650; font-size: 15px; }
.group-head .gcount { font-size: 12.5px; color: var(--accent); background: var(--sel); border-radius: 999px; padding: 2px 9px; }
.group-head .chev { width: 18px; height: 18px; stroke: var(--muted); fill: none; stroke-width: 2; transition: transform .2s; }
.group.open .chev { transform: rotate(180deg); }
.group-body { border-top: 1px solid var(--line); }
.mod { border-top: 1px solid var(--line); }
.mod:first-child { border-top: 0; }
.mod-main { display: grid; grid-template-columns: 24px minmax(0, 1fr) auto; gap: 12px; align-items: center; width: 100%; padding: 13px 16px; border: 0; background: none; text-align: left; }
.check { width: 22px; height: 22px; border-radius: 7px; border: 1.6px solid #c4cad3; display: grid; place-items: center; transition: all .15s; }
.check svg { width: 14px; height: 14px; stroke: #fff; stroke-width: 3; fill: none; opacity: 0; }
.mod.sel { background: var(--sel); }
.mod.sel .check { background: var(--accent); border-color: var(--accent); }
.mod.sel .check svg { opacity: 1; }
.mod.auto .check { background: #8aa0bb; border-color: #8aa0bb; }
.mod-name { font-weight: 560; display: block; }
.mod-sub { font-size: 12.5px; color: var(--muted); display: block; margin-top: 2px; }
.mod-price { font-weight: 600; font-size: 14.5px; text-align: right; }
.mod-price small { display: block; font-weight: 400; color: var(--muted); font-size: 11.5px; }
.mod-ctl { padding: 0 16px 14px 52px; display: grid; gap: 10px; }
.stepper { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 10px; background: #fff; overflow: hidden; }
.stepper button { width: 38px; height: 36px; border: 0; background: none; font-size: 18px; color: var(--accent); }
.stepper span { min-width: 64px; text-align: center; font-weight: 600; font-size: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 11px; font-size: 13px; color: var(--ink-2); }
.chip.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.ctl-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.override { display: flex; gap: 8px; align-items: center; }
.override .input { width: 140px; min-height: 36px; padding: 6px 10px; }
.flag { font-size: 12px; color: var(--warn); }
.mod-desc { font-size: 13px; color: var(--ink-2); margin: 0; padding-left: 16px; }
.mod-desc li { margin: 2px 0; }

/* --- итог --- */
.summary { background: var(--card); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); padding: 20px; }
.sum-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.sum-title { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }
.sum-total { font-size: 34px; font-weight: 700; letter-spacing: -.02em; margin: 6px 0 2px; }
.sum-vat { font-size: 12.5px; color: var(--muted); }
.sum-anchor { font-size: 13px; color: var(--muted); margin-top: 4px; }
.sum-anchor s { color: #94a3b8; }
.sum-list { list-style: none; padding: 0; margin: 16px 0 0; border-top: 1px solid var(--line); }
.sum-list li { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.sum-list li .l { color: var(--ink-2); min-width: 0; }
.sum-list li .l small { display: block; color: var(--muted); font-size: 12px; }
.sum-list li.adj .l, .sum-list li.adj .r { color: var(--ok); }
.sum-list li.adj.up .l, .sum-list li.adj.up .r { color: var(--warn); }
.sum-list li.total { font-weight: 650; border-bottom: 0; }
.sum-block { margin-top: 14px; }
.sum-block h4 { margin: 0 0 6px; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: 13.5px; }
.kv .k { color: var(--muted); }
.kv .v { text-align: right; }
.warn { background: var(--warn-bg); color: var(--warn); border-radius: 10px; padding: 8px 10px; font-size: 12.5px; margin-top: 10px; }
.btn { border: 1px solid var(--line); background: var(--card); border-radius: 12px; padding: 12px 16px; font-weight: 600; min-height: 46px; }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.block { width: 100%; margin-top: 16px; }
.btn:disabled { opacity: .55; cursor: default; }
.travel { display: grid; gap: 8px; margin-top: 8px; }
.travel .row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.travel .input { min-height: 38px; padding: 7px 10px; }

/* --- нижняя панель (телефон) --- */
.bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  display: flex; gap: 10px; align-items: center;
  padding: 10px 14px calc(10px + var(--safe-b));
  background: rgba(255, 255, 255, .96); backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
}
.bar-total { flex: 1; text-align: left; border: 0; background: none; padding: 2px 4px; }
.bar-label { display: block; font-size: 12px; color: var(--muted); }
.bar-sum { display: block; font-size: 21px; font-weight: 700; letter-spacing: -.01em; }
.bar .btn { padding: 12px 16px; }

/* --- нижний лист --- */
.sheet-back { position: fixed; inset: 0; background: rgba(15, 23, 42, .38); z-index: 40; }
.sheet {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 41; max-height: 88vh; overflow: auto;
  background: var(--card); border-radius: 20px 20px 0 0; padding: 18px 18px calc(22px + var(--safe-b));
  box-shadow: 0 -8px 40px rgba(15, 23, 42, .2); animation: up .22s ease-out;
}
@media (min-width: 960px) {
  .sheet { left: 50%; right: auto; bottom: auto; top: 50%; transform: translate(-50%, -50%); width: 480px; border-radius: 20px; animation: none; }
}
@keyframes up { from { transform: translateY(24px); opacity: .6; } to { transform: none; opacity: 1; } }
.sheet h3 { margin: 0 0 4px; font-size: 19px; }
.sheet .sub { color: var(--muted); font-size: 13.5px; margin: 0 0 14px; }
.sheet .actions { display: grid; gap: 10px; margin-top: 16px; }
.sheet .summary { border: 0; box-shadow: none; padding: 0; }
.qlist { list-style: none; margin: 0; padding: 0; }
.qlist li button { width: 100%; text-align: left; border: 0; border-bottom: 1px solid var(--line); background: none; padding: 12px 2px; display: flex; justify-content: space-between; gap: 12px; }
.qlist small { display: block; color: var(--muted); font-size: 12px; }

/* --- справочник --- */
.prices { padding: 16px 16px calc(100px + var(--safe-b)); max-width: 1040px; margin: 0 auto; }
.ptable { width: 100%; border-collapse: collapse; font-size: 14px; }
.ptable th { text-align: left; font-size: 12px; color: var(--muted); font-weight: 600; padding: 6px 6px; border-bottom: 1px solid var(--line); }
.ptable td { padding: 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
.ptable .input { min-height: 36px; padding: 6px 8px; }
.ptable td.n { width: 130px; }
.pmod { border-top: 1px solid var(--line); padding: 12px 0; }
.pmod:first-child { border-top: 0; }
.pmod-row { display: grid; grid-template-columns: minmax(0, 1fr) 130px 130px auto; gap: 8px; align-items: center; }
@media (max-width: 640px) { .pmod-row { grid-template-columns: 1fr 1fr; } .pmod-row .name { grid-column: 1 / -1; } }
.pmod-more { display: grid; gap: 8px; margin-top: 8px; }
.savebar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; display: flex; gap: 10px; align-items: center; justify-content: flex-end; padding: 10px 16px calc(10px + var(--safe-b)); background: rgba(255, 255, 255, .96); border-top: 1px solid var(--line); }
.savebar .hint { margin: 0 auto 0 0; }

/* --- состояние --- */
.loading { position: fixed; inset: 0; display: grid; place-items: center; background: var(--bg); z-index: 50; }
.spinner { width: 28px; height: 28px; border-radius: 50%; border: 3px solid #d7dde5; border-top-color: var(--accent); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.error-page { padding: 40px 24px; text-align: center; color: var(--ink-2); max-width: 520px; margin: 0 auto; }
.toast { position: fixed; left: 50%; bottom: calc(86px + var(--safe-b)); transform: translateX(-50%); background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 12px; font-size: 14px; z-index: 60; max-width: 92vw; }
.empty { color: var(--muted); font-size: 14px; padding: 6px 0; }

/* --- показ клиенту: без служебного --- */
body.client .internal { display: none !important; }
body.client .sum-total { font-size: 40px; }

.tight { margin: 0 !important; }
.tight-b { margin: 0 0 6px !important; }
.tight-t { margin: 2px 0 0 !important; }
.pad-x { margin: 4px 4px 0 !important; }
.gap-t { margin-top: 14px; }
.ghead-r { display: flex; gap: 10px; align-items: center; }
.row-c { display: flex; gap: 6px; align-items: center; }
.center-pad { display: grid; place-items: center; padding: 24px; }
.muted { color: var(--muted); }