:root {
  --ink: #0c1220;
  --ink-2: #161e30;
  --navy: #0c1220;
  --blue: #3346a8;
  --accent: #4f46e5;
  --accent-dark: #4338ca;
  --blue-light: #eef0fd;
  --border: #e2e4ea;
  --border-strong: #cbcfda;
  --text: #12151d;
  --muted: #667085;
  --ok: #15803d;
  --ok-bg: #e5f5ea;
  --warn: #b45309;
  --warn-bg: #fdf1de;
  --danger: #b91c1c;
  --danger-bg: #fbe7e6;
  --purple: #6d28d9;
  --purple-bg: #f1e8fc;
  --bg: #f4f5f8;
  --sidebar-width: 244px;
}

* { box-sizing: border-box; }

html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.45;
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 2px; }

/* ---------------- App shell: тёмный сайдбар + контент ---------------- */

.app-shell { display: flex; min-height: 100vh; align-items: stretch; }

.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  background: var(--ink);
  color: rgba(255, 255, 255, 0.92);
  display: flex;
  flex-direction: column;
  padding: 18px 12px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px 18px;
  margin-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 5px;
  background: linear-gradient(155deg, var(--accent), #7c74f0);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  color: #fff;
  flex-shrink: 0;
  letter-spacing: -0.02em;
}

.brand-name { font-size: 14px; font-weight: 700; letter-spacing: 0.01em; color: #fff; }
.brand-sub { font-size: 11px; color: rgba(255, 255, 255, 0.5); margin-top: 1px; }

.tabs { display: flex; flex-direction: column; gap: 2px; flex: 1; margin-top: 6px; overflow-y: auto; }

.tab {
  display: flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.62);
  padding: 9px 10px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 4px;
  cursor: pointer;
  text-align: left;
  width: 100%;
  transition: background 0.12s ease, color 0.12s ease;
}

.tab svg { flex-shrink: 0; width: 16px; height: 16px; stroke: currentColor; opacity: 0.9; }

.tab:hover { background: rgba(255, 255, 255, 0.06); color: #fff; }
.tab.active { background: var(--accent); color: #fff; font-weight: 600; }
.tab.active svg { opacity: 1; }

.sidebar-footer {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  font-size: 12px;
}

.badge {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  vertical-align: middle;
}

.whoami { color: rgba(255, 255, 255, 0.6); line-height: 1.6; }
.whoami strong, .whoami .whoami-name { color: #fff; font-weight: 600; }

.whoami a, .logout-link {
  color: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  text-decoration: none;
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  transition: color 0.12s ease;
}
.whoami a:hover, .logout-link:hover { color: #fff; }
.logout-link svg { width: 14px; height: 14px; stroke: currentColor; flex-shrink: 0; }

main {
  flex: 1;
  min-width: 0;
  max-width: 1320px;
  padding: 30px 36px 60px;
}

h1 { font-size: 21px; margin: 0 0 4px 0; font-weight: 700; letter-spacing: -0.01em; }
h2 { font-size: 15px; margin: 26px 0 10px 0; color: var(--ink); font-weight: 700; letter-spacing: -0.005em; }
.subtitle { color: var(--muted); font-size: 13px; margin-bottom: 22px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
  margin-bottom: 26px;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px 18px;
}

.card .num { font-size: 26px; font-weight: 800; color: var(--ink); letter-spacing: -0.02em; }
.card .label { font-size: 10.5px; color: var(--muted); margin-top: 6px; text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }

.panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 18px 20px;
  margin-bottom: 20px;
}

.panel-title { font-size: 14px; font-weight: 700; color: var(--ink); margin-bottom: 14px; }

.pick-group { border: 1px solid var(--border); border-radius: 6px; padding: 12px 14px; margin-bottom: 10px; }
.pick-group-title { font-size: 12px; font-weight: 700; color: var(--ink); text-transform: none; letter-spacing: normal; margin-bottom: 8px; }
.pick-row { display: flex; align-items: center; gap: 10px; padding: 7px 4px; border-radius: 4px; }
.pick-row.checked { background: #f2f4ff; }
.pick-row + .pick-row { border-top: 1px solid var(--border); }
.pick-check { width: 16px; height: 16px; flex: none; accent-color: var(--accent, #4f46e5); }
.pick-row-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.pick-item-name { font-size: 13px; color: var(--ink); text-transform: none; font-weight: 500; letter-spacing: normal; }
.pick-item-serial {
  font-family: "SF Mono", "Roboto Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  font-size: 11.5px;
  color: var(--muted);
  text-transform: none;
  letter-spacing: 0;
}
.pick-available-hint { font-size: 11px; color: var(--muted); margin: 8px 0 2px; text-transform: none; letter-spacing: normal; }
.pick-take-btn, .pick-unpick-btn {
  flex: none; border-radius: 4px; border: 1px solid var(--border); background: #fff;
  font-size: 12px; font-weight: 600; cursor: pointer; padding: 5px 10px; color: var(--ink);
}
.pick-take-btn:hover { background: var(--blue-light); border-color: var(--accent); color: var(--accent-dark); }
.pick-unpick-btn { width: 26px; padding: 5px 0; text-align: center; color: var(--danger); }
.pick-unpick-btn:hover { background: var(--danger); border-color: var(--danger); color: #fff; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }

th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }

th { color: var(--muted); font-weight: 700; font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.05em; }

tbody tr:hover td { background: #fafafc; }

td strong {
  font-family: "SF Mono", "Roboto Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  font-weight: 600;
  font-size: 12.5px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.pill { display: inline-block; padding: 2px 8px; border-radius: 3px; font-size: 10.5px; font-weight: 700; letter-spacing: 0.01em; white-space: nowrap; }

.pill.in_stock, .pill.completed, .pill.ok, .pill.allocated, .pill.shipped, .pill.closed, .pill.ok_core { background: var(--ok-bg); color: var(--ok); }
.pill.in_transit, .pill.planned, .pill.submitted, .pill.partially_allocated, .pill.partially_shipped, .pill.received, .pill.pending { background: var(--warn-bg); color: var(--warn); }
.pill.quarantine, .pill.defect, .pill.cancelled, .pill.scrap, .pill.scrapped, .pill.requested { background: var(--danger-bg); color: var(--danger); }
.pill.reserved, .pill.core_received, .pill.regular { background: var(--blue-light); color: var(--accent-dark); }
.pill.warranty, .pill.urgent { background: var(--purple-bg); color: var(--purple); }
.pill.standard, .pill.core { background: #eef1f6; color: var(--muted); }
.pill.priority { background: var(--warn-bg); color: var(--warn); }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

label { font-size: 11.5px; color: var(--muted); display: block; margin-bottom: 5px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; }

input, select, textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  font-size: 13px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.13);
}

textarea { resize: vertical; min-height: 50px; }

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 9px 16px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.3;
  transition: background 0.12s ease, transform 0.05s ease;
}

.btn:hover { background: var(--accent-dark); }
.btn:active { transform: translateY(1px); }
.btn.secondary { background: #fff; color: var(--ink); border: 1px solid var(--border-strong); }
.btn.secondary:hover { background: var(--blue-light); border-color: var(--accent); color: var(--accent-dark); }
.btn.small { padding: 5px 10px; font-size: 12px; }
.btn.danger { background: var(--danger); }
.btn.danger:hover { background: #991616; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn:disabled:hover { background: var(--accent); }

/* Переключатель (toggle switch) */
.switch-row { display: flex; align-items: center; gap: 9px; font-size: 12px; color: var(--muted); cursor: pointer; user-select: none; }

.switch { position: relative; width: 34px; height: 19px; flex-shrink: 0; display: inline-block; }
.switch input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.switch .track { position: absolute; inset: 0; background: var(--border-strong); border-radius: 10px; transition: background 0.15s ease; }
.switch .thumb { position: absolute; top: 2px; left: 2px; width: 15px; height: 15px; background: #fff; border-radius: 50%; transition: transform 0.15s ease; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25); }
.switch input:checked + .track { background: var(--accent); }
.switch input:checked + .track .thumb { transform: translateX(15px); }
.switch input:focus-visible + .track { outline: 2px solid var(--accent); outline-offset: 2px; }

.line-item { border: 1px dashed var(--border-strong); border-radius: 5px; padding: 12px; margin-bottom: 10px; position: relative; }
.line-item .remove { position: absolute; top: 8px; right: 8px; background: none; border: none; color: var(--danger); cursor: pointer; font-size: 16px; line-height: 1; }

.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar select, .toolbar input { width: auto; min-width: 160px; }

.empty { color: var(--muted); font-size: 13px; padding: 26px 0; text-align: center; }

/* align-items: flex-start — без этого при заказе с несколькими позициями соседняя ячейка
   "Состав" растягивает строку по высоте, а флекс-контейнер кнопок растягивается вместе с ней
   и центрирует/растягивает кнопки по вертикали — визуально они "съезжают" со своей строки. */
.actions-cell { display: flex; gap: 6px; flex-wrap: wrap; align-items: flex-start; }

.msg { padding: 10px 14px; border-radius: 5px; font-size: 13px; margin-bottom: 14px; }
.msg.error { background: var(--danger-bg); color: var(--danger); }
.msg.ok { background: var(--ok-bg); color: var(--ok); }

/* Login screen */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 15% 20%, rgba(124, 116, 240, 0.25), transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(79, 70, 229, 0.3), transparent 45%),
    var(--ink);
}

.login-card {
  background: #fff;
  border-radius: 8px;
  padding: 36px;
  width: 380px;
  max-width: 92vw;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

.login-card h1 { font-size: 18px; margin-bottom: 4px; }
.login-card .subtitle { margin-bottom: 22px; }
.login-card .demo-hint {
  margin-top: 18px;
  font-size: 12px;
  color: var(--muted);
  background: var(--blue-light);
  padding: 10px 12px;
  border-radius: 5px;
  line-height: 1.6;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 12px;
}

.catalog-card {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px;
  background: #fff;
}

.catalog-card .sku {
  font-size: 10.5px;
  color: var(--muted);
  font-family: "SF Mono", "Roboto Mono", Menlo, Consolas, monospace;
  letter-spacing: 0;
  text-transform: uppercase;
}
.catalog-card .name { font-weight: 600; margin: 4px 0 8px 0; }
.catalog-card .avail { font-size: 13px; }
.catalog-card .avail.low { color: var(--danger); font-weight: 600; }
.catalog-card .avail.ok { color: var(--ok); }

/* Поиск товара с автодополнением */
.item-search { position: relative; }

.item-search-results {
  position: absolute;
  top: calc(100% + 2px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 5px;
  max-height: 240px;
  overflow-y: auto;
  z-index: 30;
  box-shadow: 0 14px 32px rgba(12, 18, 32, 0.16);
  display: none;
}

.item-search-results.open { display: block; }

.item-search-result {
  padding: 8px 10px;
  font-size: 13px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.item-search-result:hover, .item-search-result.active { background: var(--blue-light); }
.item-search-result .cat { color: var(--muted); font-size: 11px; white-space: nowrap; }
.item-search-result.disabled { color: var(--muted); cursor: default; }
.item-search-result.disabled:hover { background: none; }

/* ABC-XYZ анализ */
.badge-abc-A { background: var(--ok-bg); color: var(--ok); }
.badge-abc-B { background: var(--warn-bg); color: var(--warn); }
.badge-abc-C { background: #eef1f6; color: var(--muted); }
.badge-xyz-X { background: var(--blue-light); color: var(--accent-dark); }
.badge-xyz-Y { background: var(--warn-bg); color: var(--warn); }
.badge-xyz-Z { background: var(--danger-bg); color: var(--danger); }

/* Визуализация ячеек: свободна / занята */
.cell-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.cell-tile {
  width: 78px;
  height: 54px;
  border-radius: 4px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  cursor: default;
  transition: transform 0.08s ease;
}
.cell-tile:hover { transform: translateY(-1px); }

.cell-tile.free { background: #fff; border-style: dashed; border-color: var(--border-strong); }
.cell-tile.free .cell-code { color: var(--text); font-weight: 700; font-size: 11.5px; font-family: "SF Mono", "Roboto Mono", Menlo, Consolas, monospace; }
.cell-tile.free .cell-count { color: var(--ok); font-size: 10px; text-transform: uppercase; letter-spacing: 0.03em; font-weight: 600; }

.cell-tile.occupied { background: var(--blue-light); border-color: var(--accent); }
.cell-tile.occupied .cell-code { color: var(--accent-dark); font-weight: 700; font-size: 11.5px; font-family: "SF Mono", "Roboto Mono", Menlo, Consolas, monospace; }
.cell-tile.occupied .cell-count { color: var(--accent-dark); font-size: 10px; font-weight: 600; }

table.abcxyz-matrix th, table.abcxyz-matrix td { text-align: center; }
table.abcxyz-matrix thead th:first-child { background: none; }
.matrix-cell { font-size: 18px; font-weight: 800; border-radius: 3px; }

@media (max-width: 860px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: relative; flex-direction: row; align-items: center; overflow-x: auto; }
  .brand { border-bottom: none; border-right: 1px solid rgba(255, 255, 255, 0.09); padding: 4px 14px 4px 4px; margin-bottom: 0; }
  .tabs { flex-direction: row; margin-top: 0; }
  .sidebar-footer { display: none; }
  main { padding: 20px; }
}