:root {
  --c-bg: #f5f6f8;
  --c-surface: #ffffff;
  --c-text: #1d2433;
  --c-muted: #6b7385;
  --c-border: #e2e5eb;
  --c-accent: #2f6fde;
  --c-accent-text: #ffffff;
  --c-receipt: #2e9d5b;
  --c-usage: #2f6fde;
  --c-writeoff: #d64545;
  --c-warn: #e0961f;
  --c-low-bg: #fff6e6;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06);
}
@media (prefers-color-scheme: dark) {
  :root {
    --c-bg: #12151b;
    --c-surface: #1b1f27;
    --c-text: #e6e8ee;
    --c-muted: #9aa2b1;
    --c-border: #2c323d;
    --c-accent: #5b8ff0;
    --c-receipt: #43b873;
    --c-usage: #5b8ff0;
    --c-writeoff: #e36464;
    --c-warn: #e8a63a;
    --c-low-bg: #2e2617;
    --shadow: none;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
}
a { color: var(--c-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0; }
h2 { font-size: 1.1rem; margin: 0 0 .5rem; }
h3 { font-size: .95rem; margin: 0 0 .5rem; font-weight: 600; }
.container { max-width: 1200px; margin: 0 auto; padding: 20px 16px 48px; }
.muted { color: var(--c-muted); }
.small { font-size: .85rem; }
.nowrap { white-space: nowrap; }
[hidden] { display: none !important; }

/* Шапка */
.topbar {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  background: var(--c-surface); border-bottom: 1px solid var(--c-border); padding: 10px 16px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.brand a { color: var(--c-text); font-size: 1.1rem; }
.brand-logo, .brand-mark { display: flex; }
.brand-logo img { height: 30px; width: auto; }
.brand-mark img { height: 24px; width: auto; }
.login .brand-logo img { height: 44px; }
.login-head .muted { margin: 4px 0 0; }
.company { color: var(--c-muted); font-weight: 400; font-size: .9rem; }
.nav { display: flex; align-items: center; gap: 4px; flex: 1; flex-wrap: wrap; }
.nav > a { padding: 6px 10px; border-radius: 8px; color: var(--c-text); }
.nav > a.active, .nav > a:hover { background: var(--c-bg); text-decoration: none; }
.logout { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.who { color: var(--c-muted); font-size: .9rem; }
.nav-toggle, .nav-burger { display: none; }
@media (max-width: 760px) {
  .nav-burger { display: block; margin-left: auto; font-size: 1.4rem; cursor: pointer; }
  .nav { display: none; flex-basis: 100%; flex-direction: column; align-items: stretch; }
  .nav-toggle:checked ~ .nav { display: flex; }
  .logout { margin-left: 0; padding: 6px 10px; }
}

/* Карточки и сетки */
.card {
  background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius);
  padding: 16px; margin-bottom: 16px; box-shadow: var(--shadow);
}
.narrow { max-width: 520px; }
.login { margin: 10vh auto 0; }
.login h1 { margin-bottom: 16px; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.grid-2.top { align-items: start; }
.grid-2 > .card { margin-bottom: 0; }
.grid-2 + .card, .grid-2 + .grid-2, .grid-2 + .filter-row { margin-top: 16px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }
.empty { text-align: center; color: var(--c-muted); padding: 24px; }

/* Формы */
input, select, button { font: inherit; color: inherit; }
input[type=text], input[type=email], input[type=password], input[type=search], input[type=date], input:not([type]), select {
  width: 100%; padding: 8px 10px; border: 1px solid var(--c-border); border-radius: 8px; background: var(--c-surface);
  min-height: 40px;
}
input:focus, select:focus { outline: 2px solid var(--c-accent); outline-offset: -1px; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.stack label { display: flex; flex-direction: column; gap: 4px; font-size: .9rem; color: var(--c-muted); }
.stack label.check { flex-direction: row; align-items: center; gap: 8px; color: var(--c-text); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.inline-form { display: flex; gap: 10px; flex-wrap: wrap; }
.inline-form input { flex: 1 1 200px; width: auto; }
.inline select { width: auto; min-width: 200px; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.filters select, .filters input { width: auto; flex: 1 1 160px; }
.filters label { display: flex; align-items: center; gap: 6px; color: var(--c-muted); flex: 1 1 180px; }
.filter-row { margin-bottom: 12px; }
.filter-row input { max-width: 360px; }
fieldset.locations { border: 1px solid var(--c-border); border-radius: 8px; padding: 10px 12px; margin: 0; display: flex; flex-direction: column; gap: 6px; }
fieldset.locations legend { color: var(--c-muted); font-size: .9rem; padding: 0 4px; }

button, .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; min-height: 40px; border-radius: 8px; border: 1px solid var(--c-border);
  background: var(--c-surface); cursor: pointer; color: var(--c-text);
}
.btn:hover { text-decoration: none; background: var(--c-bg); }
button.primary { background: var(--c-accent); border-color: var(--c-accent); color: var(--c-accent-text); font-weight: 600; }
button.primary.receipt { background: var(--c-receipt); border-color: var(--c-receipt); }
button.primary.writeoff { background: var(--c-writeoff); border-color: var(--c-writeoff); }
button:disabled { opacity: .6; cursor: progress; }
button.link { background: none; border: 0; color: var(--c-accent); padding: 0; min-height: 0; }
.actions { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-bottom: 16px; }
.actions .btn { min-height: 52px; font-weight: 600; }
.actions .btn.receipt { color: var(--c-receipt); border-color: var(--c-receipt); }
.actions .btn.usage { color: var(--c-usage); border-color: var(--c-usage); }
.actions .btn.writeoff { color: var(--c-writeoff); border-color: var(--c-writeoff); }
@media (max-width: 600px) { .actions { grid-template-columns: 1fr 1fr; } .row { grid-template-columns: 1fr; } }

.tabs { display: flex; gap: 4px; margin-bottom: 16px; overflow-x: auto; }
.tabs a { padding: 8px 14px; border-radius: 8px; color: var(--c-muted); white-space: nowrap; }
.tabs a.active { background: var(--c-surface); color: var(--c-text); border: 1px solid var(--c-border); font-weight: 600; }

/* Строки документа */
#rows { display: flex; flex-direction: column; gap: 10px; margin-bottom: 12px; }
.mrow {
  display: grid; grid-template-columns: minmax(180px, 2fr) minmax(120px, 1fr) minmax(140px, 1fr) minmax(140px, 1.5fr) auto;
  gap: 8px; align-items: center; padding-bottom: 10px; border-bottom: 1px dashed var(--c-border);
}
.mrow:not(:has(.reason)) { grid-template-columns: minmax(180px, 2fr) minmax(120px, 1fr) minmax(140px, 1.5fr) auto; }
.mrow .hint { grid-column: 1 / -1; font-size: .85rem; margin-top: -4px; }
.mrow .hint:empty { display: none; }
.qty-wrap { display: flex; align-items: center; gap: 6px; }
.qty-wrap .unit { color: var(--c-muted); min-width: 1.5em; }
.mrow .remove { font-size: 1.1rem; color: var(--c-muted); padding: 0 8px; grid-row: 1; grid-column: -2; }
@media (max-width: 700px) {
  .mrow, .mrow:not(:has(.reason)) { grid-template-columns: 1fr auto; }
  .mrow > :not(.remove) { grid-column: 1; }
  .mrow .remove { grid-column: 2; grid-row: 1; }
}
.form-foot { display: flex; justify-content: flex-end; align-items: center; gap: 12px; margin-top: 12px; flex-wrap: wrap; }
.form-foot .flash { margin: 0; flex: 1; }
.form-foot button { min-width: 160px; min-height: 48px; }
td input.qty { max-width: 120px; text-align: right; }

/* Таблицы */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 9px 10px; border-bottom: 1px solid var(--c-border); text-align: left; vertical-align: top; }
th { font-size: .8rem; font-weight: 600; color: var(--c-muted); text-transform: uppercase; letter-spacing: .02em; }
tbody tr:last-child td { border-bottom: 0; }
.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
tr.low td { background: var(--c-low-bg); }
tr.inactive td { opacity: .55; }
.pos { color: var(--c-receipt); }
.neg { color: var(--c-writeoff); }
.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: .78rem; background: var(--c-bg); border: 1px solid var(--c-border); }
.badge.warn { background: var(--c-warn); border-color: var(--c-warn); color: #fff; }
.badge.receipt { color: var(--c-receipt); border-color: currentColor; }
.badge.usage { color: var(--c-usage); border-color: currentColor; }
.badge.writeoff { color: var(--c-writeoff); border-color: currentColor; }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; border: 1px solid; }
.flash.ok { border-color: var(--c-receipt); color: var(--c-receipt); background: var(--c-surface); }
.flash.err { border-color: var(--c-writeoff); color: var(--c-writeoff); background: var(--c-surface); }
.pager { display: flex; justify-content: center; gap: 16px; align-items: center; color: var(--c-muted); }

/* Дашборд */
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 16px; }
.kpi { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius); padding: 14px 16px; display: flex; flex-direction: column; }
.kpi-label { color: var(--c-muted); font-size: .85rem; }
.kpi-value { font-size: 1.8rem; font-weight: 700; font-variant-numeric: tabular-nums; }
@media (max-width: 900px) { .kpis { grid-template-columns: 1fr 1fr; } }
.chart { position: relative; height: 300px; }
@media (max-width: 600px) {
  #stock-table th:nth-child(2), #stock-table td:nth-child(2) { display: none; }
  th, td { padding: 8px 6px; }
}

/* Документы */
.actions-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }
.btn.primary-link { background: var(--c-accent); border-color: var(--c-accent); color: var(--c-accent-text); font-weight: 600; min-height: 48px; }
.btn.primary-link:hover { background: var(--c-accent); filter: brightness(1.08); }
.flash.warn { border-color: var(--c-warn); color: var(--c-warn); background: var(--c-surface); }
.inline-flash { margin: 0; padding: 10px 14px; }
a.badge.warn:hover { text-decoration: none; filter: brightness(1.08); }
.meta { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.comment-field { display: flex; flex-direction: column; gap: 4px; margin-top: 12px; color: var(--c-muted); font-size: .9rem; }
.doc-table td input.qty { width: 100%; max-width: 110px; min-height: 36px; padding: 6px 8px; }
.doc-table tr.filled td { background: color-mix(in srgb, var(--c-accent) 6%, transparent); }
.doc-table tr.invalid td, tr.classify-row.invalid td { background: color-mix(in srgb, var(--c-writeoff) 10%, transparent); }
.doc-table .diff { font-weight: 600; }
tr.has-loss td { border-bottom: 0; }
.classify { display: flex; flex-wrap: wrap; gap: 10px 14px; align-items: flex-end; padding: 10px 12px; border-radius: 8px;
  background: color-mix(in srgb, var(--c-writeoff) 6%, transparent); }
.classify label { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--c-muted); }
.classify input.qty { width: 110px; min-height: 36px; padding: 6px 8px; text-align: right; }
.classify .left { margin-left: auto; align-self: center; }
label.check { display: flex; align-items: center; gap: 8px; }
.form-foot #doc-summary { margin-right: auto; }

@media (max-width: 700px) {
  .doc-table thead { display: none; }
  .doc-table, .doc-table tbody, .doc-table tr, .doc-table td { display: block; width: 100%; }
  .doc-table tr { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px 10px;
    padding: 10px 0; border-bottom: 1px solid var(--c-border); }
  .doc-table td { border: 0; padding: 0; text-align: left; }
  .doc-table td.product { grid-column: 1 / -1; }
  .doc-table td[data-label]::before { content: attr(data-label); display: block; font-size: .75rem; color: var(--c-muted); }
  .doc-table td input.qty { max-width: none; text-align: left; }
  .doc-table tr.classify-row { display: block; border-top: 0; }
  .classify input.qty { width: 100%; }
  .classify label { flex: 1 1 40%; }
  .classify .left { margin-left: 0; flex-basis: 100%; }
}
tr.classify-row.complete .classify { background: color-mix(in srgb, var(--c-receipt) 10%, transparent); }
tr.classify-row.complete .status { color: var(--c-receipt); }

/* Шапка сотрудника и подсветка «Разбор недостач» */
.brand-name { font-size: 1.1rem; }
.nav > a.attention { background: var(--c-warn); color: #fff; font-weight: 600; }
.nav > a.attention:hover { background: var(--c-warn); filter: brightness(1.08); }
.filter-row.toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.filter-row.toolbar input { flex: 1 1 220px; }
.filter-row.toolbar .btn { min-height: 40px; margin-left: auto; }

/* Платформа: широкий список слева, форма справа */
.grid-2.wide-left { grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr); }
@media (max-width: 900px) { .grid-2.wide-left { grid-template-columns: 1fr; } }

/* Статус и подписка компании */
.badge.ok { color: var(--c-receipt); border-color: currentColor; }
.badge.off { color: var(--c-writeoff); border-color: currentColor; }
.sub.expired { color: var(--c-writeoff); font-weight: 600; }
.sub.expiring { color: var(--c-warn); font-weight: 600; }
.sub-note { font-size: .78rem; }
.sub-note.expired { color: var(--c-writeoff); }
.sub-note.expiring { color: var(--c-warn); }
textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--c-border); border-radius: 8px;
  background: var(--c-surface); font: inherit; color: inherit; resize: vertical; }

/* Поставки */
.badge.status-accepted { color: var(--c-warn); border-color: currentColor; }
.badge.status-expected { color: var(--c-muted); border-color: currentColor; }
.badge.status-cancelled { color: var(--c-muted); }
.delivery-line { grid-template-columns: minmax(180px, 2fr) minmax(110px, 1fr) minmax(130px, 1fr) minmax(130px, 1fr) auto !important;
  align-items: end; }
.field-label { display: flex; flex-direction: column; gap: 4px; font-size: .78rem; color: var(--c-muted); }
.delivery-line .remove { align-self: center; }
tfoot td { border-top: 1px solid var(--c-border); border-bottom: 0; }
td input.qty.accepted { max-width: 120px; }
@media (max-width: 700px) {
  .delivery-line { grid-template-columns: 1fr 1fr !important; }
  .delivery-line > :first-child { grid-column: 1 / -1; }
  .delivery-line .remove { grid-column: 1 / -1; grid-row: auto; justify-self: end; }
}
.money-kpis { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 900px) { .money-kpis { grid-template-columns: 1fr; } }
.badge.status-confirmed { color: var(--c-accent); border-color: currentColor; }
.review p { margin: 0; }
.warn-text { color: var(--c-warn); }
.price-cell input.price, td input.qty.total { max-width: 130px; }

/* Переключатель языка */
.lang-form select { width: auto; min-height: 32px; padding: 4px 8px; font-size: .85rem; }
.logout .inline { display: flex; align-items: center; gap: 8px; }
.login-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.login-head h1 { margin: 0; }

/* Платформа: демо и сброс пароля */
.badge.demo { color: var(--c-accent); border-color: currentColor; }
.reset-form { display: flex; gap: 6px; flex-wrap: wrap; }
.reset-form input { width: auto; flex: 1 1 140px; min-height: 34px; }
.reset-form .btn { min-height: 34px; padding: 4px 10px; font-size: .85rem; }