/* PSE — предложения поставщиков. Карточка товара — складская этикетка со штрихкодом EAN:
   именно по нему сходятся предложения разных поставщиков. Жёлтый ценник — лучшая цена в наличии. */

:root {
  --ink: #17222e;
  --ink-soft: #2c3b4b;
  --ground: #e7ebee;
  --paper: #ffffff;
  --rule: #cbd3da;
  --muted: #66737e;
  --sticker: #ffd23f;
  --stock: #0e7a62;
  --stock-bg: #e0f1eb;
  --alert: #b3261e;

  --display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --body: "Golos Text", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --radius: 6px;
  --gap: 16px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 400 15px/1.45 var(--body);
}
button, input, textarea { font: inherit; color: inherit; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

.mark {
  font: 700 22px/1 var(--display);
  letter-spacing: -0.02em;
  text-transform: lowercase;
}

/* кнопки */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 42px; padding: 0 18px;
  border: 0; border-radius: var(--radius);
  font-weight: 600; cursor: pointer;
}
.btn:disabled { opacity: 0.55; cursor: progress; }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-ink { background: var(--sticker); color: var(--ink); }
.btn-link {
  border: 0; background: none; padding: 4px 2px;
  color: inherit; text-decoration: underline; text-underline-offset: 3px;
  cursor: pointer;
}

/* вход */
.page-login .login { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.login-card {
  width: min(380px, 100%);
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 28px 28px 22px;
  display: grid; gap: 14px;
}
.login-mark { display: grid; gap: 8px; justify-items: start; }
.login-mark .mark { font-size: 40px; }
.mark-bars {
  width: 112px; height: 18px;
  background: repeating-linear-gradient(90deg,
    var(--ink) 0 2px, transparent 2px 4px, var(--ink) 4px 5px, transparent 5px 8px,
    var(--ink) 8px 11px, transparent 11px 12px, var(--ink) 12px 13px, transparent 13px 16px);
}
.login-lead { margin: 0 0 4px; color: var(--muted); }
.login-help { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.field { display: grid; gap: 6px; font-weight: 500; }
.field input {
  height: 44px; padding: 0 12px;
  border: 1px solid var(--rule); border-radius: var(--radius); background: var(--paper);
}
.form-error { margin: 0; padding: 10px 12px; border-radius: var(--radius); background: #fbe9e7; color: var(--alert); }

/* шапка */
.bar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 20px;
  padding: calc(10px + env(safe-area-inset-top, 0px)) 24px 10px;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}
.bar-mark { text-decoration: none; }
.search { flex: 1; display: flex; align-items: center; gap: 16px; max-width: 860px; }
.search input[type="search"] {
  flex: 1; min-width: 0; height: 46px; padding: 0 14px;
  border: 1.5px solid var(--ink); border-radius: var(--radius);
  font-size: 17px; background: var(--paper);
}
.toggle { display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; cursor: pointer; font-size: 14px; }
.toggle input { width: 18px; height: 18px; accent-color: var(--stock); }
.who { margin-left: auto; display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--muted); }
.who form { margin: 0; }

/* раскладка */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 24px;
  max-width: 1360px; margin: 0 auto;
  padding: 20px 24px 72px;
  align-items: start;
}
.results { display: grid; gap: var(--gap); min-width: 0; }
.results-meta { margin: 0; color: var(--muted); font-size: 14px; }

/* этикетка товара */
.label {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}
.label-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px 20px;
  padding: 14px 16px 12px;
  border-bottom: 1px dashed var(--rule);
}
.label-brand { margin: 0 0 2px; font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.label-name { margin: 0; font-size: 16px; font-weight: 600; line-height: 1.3; }
.label-side { display: grid; justify-items: end; align-content: start; gap: 8px; }
.ean { display: grid; justify-items: center; gap: 2px; padding: 0; border: 0; background: none; cursor: copy; }
.ean svg { display: block; }
.ean-digits { font: 400 11px/1 var(--mono); letter-spacing: 0.08em; }
.ean-none { font: 400 11px/1 var(--mono); color: var(--muted); }
.sticker {
  display: inline-flex; align-items: baseline; gap: 5px;
  padding: 6px 10px;
  background: var(--sticker);
  border-radius: 4px;
  font: 600 18px/1 var(--mono);
  white-space: nowrap;
}
.sticker small { font: 600 10px/1 var(--body); letter-spacing: 0.04em; text-transform: uppercase; }

.offers { width: 100%; border-collapse: collapse; font-size: 14px; table-layout: fixed; }
.offer-supplier { width: 28%; }
.offer-sku-cell { width: 25%; }
.offer-price { width: 18%; }
.offer-stock { width: 12%; }
.offer-link { width: 17%; }
.offers td { padding: 8px 16px; border-top: 1px solid #eef1f3; vertical-align: middle; }
.offers tr:first-child td { border-top: 0; }
.offer-supplier { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.offer-sku { font: 400 12px/1.2 var(--mono); color: var(--muted); word-break: break-all; }
.offer-name { color: var(--muted); font-size: 13px; }
.offer-price { text-align: right; font: 600 15px/1.2 var(--mono); white-space: nowrap; }
.offer-price small { font-weight: 400; color: var(--muted); }
.offer-stock { text-align: right; white-space: nowrap; }
.offer-link { text-align: right; }
.offer-link a { font-size: 13px; color: var(--muted); }
.offer-out td { color: var(--muted); }
.offer-out .offer-price { font-weight: 400; }
.pill {
  display: inline-block; min-width: 44px; padding: 3px 8px;
  border-radius: 999px; text-align: center;
  font: 600 12px/1.2 var(--mono);
  background: #eef1f3; color: var(--muted);
}
.pill-in { background: var(--stock-bg); color: var(--stock); }

.label-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 8px 16px 10px;
  border-top: 1px solid #eef1f3;
  font-size: 13px; color: var(--muted);
}
.label-foot .btn-link { color: var(--ink); font-weight: 500; }

/* пустое состояние и поставщики */
.intro { background: var(--paper); border: 1px solid var(--rule); border-radius: var(--radius); padding: 20px; }
.intro h1 { margin: 0 0 6px; font: 700 22px/1.2 var(--display); letter-spacing: -0.01em; }
.intro p { margin: 0 0 14px; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.chip {
  padding: 6px 12px; border: 1px solid var(--rule); border-radius: 999px;
  background: var(--paper); cursor: pointer; font-size: 14px;
}
.chip:hover { border-color: var(--ink); }
.suppliers { width: 100%; border-collapse: collapse; font-size: 14px; }
.suppliers th.num { font-family: var(--body); }
.suppliers th { text-align: left; font-weight: 500; color: var(--muted); padding: 6px 8px 6px 0; border-bottom: 1px solid var(--rule); }
.suppliers td { padding: 6px 8px 6px 0; border-bottom: 1px solid #eef1f3; }
.suppliers .num { text-align: right; font-family: var(--mono); }
.suppliers-off { margin: 14px 0 0; font-size: 13px; color: var(--muted); }
.empty { padding: 28px 20px; background: var(--paper); border: 1px dashed var(--rule); border-radius: var(--radius); }
.empty p { margin: 0 0 6px; }
.empty p:last-child { margin: 0; color: var(--muted); }

/* помощник */
.assistant {
  position: sticky; top: 84px;
  max-height: calc(100vh - 100px); overflow: auto;
  background: var(--ink); color: var(--paper);
  border-radius: var(--radius);
  padding: 18px 18px 20px;
  display: grid; gap: 12px; align-content: start;
}
.assistant-title { margin: 0; font: 700 18px/1.2 var(--display); letter-spacing: -0.01em; }
.assistant-hint { margin: 0; color: #b9c4ce; font-size: 14px; }
.assistant-context {
  display: flex; align-items: baseline; gap: 8px;
  padding: 8px 10px; border: 1px solid var(--ink-soft); border-radius: var(--radius);
  font-size: 14px;
}
.assistant-context-label { color: #b9c4ce; white-space: nowrap; }
.assistant-context-name { flex: 1; font-weight: 600; }
.assistant-context-clear { color: #b9c4ce; text-decoration: none; font-size: 18px; line-height: 1; }
#assistant-form { display: grid; gap: 10px; margin: 0; }
#assistant-form textarea {
  width: 100%; resize: vertical; min-height: 76px;
  padding: 10px 12px; border: 0; border-radius: var(--radius);
  background: var(--paper); color: var(--ink);
}
.assistant-actions { display: flex; align-items: center; gap: 14px; }
.assistant-actions .btn-link { color: #b9c4ce; }
.steps { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; font: 400 12px/1.4 var(--mono); color: #b9c4ce; }
.steps li::before { content: "› "; color: var(--sticker); }
.steps .step-live::after { content: "…"; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.assistant-answer { display: grid; gap: 10px; }
.assistant-summary { margin: 0; line-height: 1.5; }
.assistant-error { margin: 0; padding: 10px 12px; border-radius: var(--radius); background: #3a1f22; color: #ffd9d6; }
.pick {
  display: grid; gap: 4px;
  padding: 10px 12px;
  background: var(--paper); color: var(--ink);
  border-radius: var(--radius);
}
.pick-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.pick-supplier { font-size: 12px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.pick-price { font: 600 14px/1.2 var(--mono); white-space: nowrap; }
.pick-name { font-weight: 600; font-size: 14px; line-height: 1.3; }
.pick-note { font-size: 13px; color: var(--ink-soft); }
.pick-bottom { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 13px; }
.pick-bottom .btn-link { color: var(--ink); }

.assistant-jump { display: none; }

@media (max-width: 960px) {
  .layout { grid-template-columns: minmax(0, 1fr); padding: 16px 16px 88px; }
  .assistant { position: static; max-height: none; }
  .bar { flex-wrap: wrap; gap: 10px 14px; padding-left: 16px; padding-right: 16px; }
  .search { order: 3; flex-basis: 100%; flex-wrap: wrap; gap: 8px 14px; }
  .search input[type="search"] { flex-basis: 100%; }
  .assistant-jump {
    display: block; position: fixed; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); z-index: 20;
    padding: 12px 16px; border: 0; border-radius: 999px;
    background: var(--ink); color: var(--paper); font-weight: 600;
    box-shadow: 0 6px 18px rgba(23, 34, 46, 0.25);
  }
}
@media (max-width: 560px) {
  .label-head { grid-template-columns: minmax(0, 1fr); }
  .label-side { justify-items: start; grid-auto-flow: column; align-items: center; justify-content: space-between; }
  .offers td { padding: 8px 10px; }
  .offer-sku-cell { display: none; }
  .offer-supplier { width: 32%; }
  .offer-price { width: 30%; }
  .offer-stock { width: 16%; }
  .offer-link { width: 22%; }
}
@media (prefers-reduced-motion: reduce) {
  .steps .step-live::after { animation: none; }
}