:root {
  --bg: #f4f6f9; --card: #fff; --text: #1c2434; --muted: #6b7486;
  --accent: #2563eb; --border: #e3e7ee; --warn-bg: #fff7e0; --warn-bd: #eab308;
  --err-bg: #fde8e8; --err-bd: #dc2626;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
body.centered { display: flex; align-items: center; justify-content: center; min-height: 100vh; }

.topbar {
  display: flex; align-items: center; gap: 24px; padding: 10px 24px;
  background: #101827; color: #e8ecf3;
}
.topbar .brand { font-weight: 700; }
.topbar nav { display: flex; gap: 4px; flex: 1; }
.topbar nav a {
  color: #c3ccdb; text-decoration: none; padding: 6px 14px; border-radius: 8px;
}
.topbar nav a:hover { background: #1d2739; }
.topbar nav a.active { background: var(--accent); color: #fff; }
.userbox { display: flex; gap: 10px; align-items: center; color: #c3ccdb; }
.inline { display: inline; }
button.link {
  background: none; border: none; color: #93a4c0; cursor: pointer; font: inherit;
  text-decoration: underline; padding: 0;
}

main { max-width: 1180px; margin: 24px auto; padding: 0 16px; display: grid; gap: 18px; }
footer { max-width: 1180px; margin: 8px auto 40px; padding: 0 16px; }
.method { color: var(--muted); font-size: 12.5px; }

.banner { padding: 10px 24px; font-weight: 500; }
.banner.warn { background: var(--warn-bg); border-bottom: 2px solid var(--warn-bd); }
.banner.error { background: var(--err-bg); border: 1px solid var(--err-bd); border-radius: 8px; margin-bottom: 14px; padding: 10px 14px; }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  padding: 18px 22px; box-shadow: 0 1px 2px rgb(16 24 39 / 4%);
}
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.stat .label { color: var(--muted); font-size: 13px; }
.stat .value { font-size: 30px; font-weight: 700; margin: 2px 0; white-space: nowrap; }
.main-stat .value { font-size: 38px; color: var(--accent); }
.stat .sub { color: var(--muted); font-size: 12.5px; }
.stat.attention .value { color: #d97706; }

h1 { font-size: 22px; margin: 0 0 14px; }
h2 { font-size: 17px; margin: 0 0 12px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 7px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12.5px; white-space: nowrap; }
td.num, th.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
tfoot th { border-top: 2px solid var(--text); font-size: 14px; color: var(--text); }
tr.neg td, td.neg { color: #dc2626; }
.small { font-size: 12.5px; color: var(--muted); }
.hint { color: var(--muted); font-size: 13px; }

.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 6px 14px; border: 1px solid var(--border); border-radius: 8px;
  text-decoration: none; color: var(--text); background: #fff; font-size: 13.5px;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.switch { display: flex; gap: 6px; }

form label { display: block; margin-bottom: 12px; font-weight: 500; }
form input[type=text], form input[type=password], form input:not([type]) {
  display: block; width: 100%; margin-top: 4px; padding: 9px 12px;
  border: 1px solid var(--border); border-radius: 8px; font: inherit;
}
form button[type=submit] {
  padding: 9px 22px; background: var(--accent); color: #fff; border: none;
  border-radius: 8px; font: inherit; font-weight: 600; cursor: pointer;
}
form button[type=submit]:hover { filter: brightness(1.1); }
label.checkbox { display: flex; gap: 8px; align-items: center; font-weight: 400; }

.login-card { width: 340px; }
.login-card h1 { text-align: center; }

/* сортировка и раскрываемые счета («Под заказ») */
th.sort { cursor: pointer; user-select: none; }
th.sort:hover { color: var(--accent); }
th.sort::after { content: " ↕"; opacity: .35; font-size: 11px; }
th.sort.asc::after { content: " ↑"; opacity: 1; }
th.sort.desc::after { content: " ↓"; opacity: 1; }

tr.expandable { cursor: pointer; }
tr.expandable:hover td { background: #f0f4fb; }
.caret { width: 20px; color: var(--muted); transition: transform .15s; }
/* только свой уровень (child-селекторы): вложенные раскрытия не задеваются */
tbody.rowgroup.open > tr > td.caret { transform: rotate(90deg); }
tbody.rowgroup > tr.details-row { display: none; }
tbody.rowgroup.open > tr.details-row { display: table-row; }
.details-row > td { background: #f8fafd; padding: 10px 16px 14px 36px; }
table.inner { font-size: 13px; }
table.inner th, table.inner td { padding: 5px 8px; }
table.inner .details-row > td { background: #eef3fa; }
table.batches { max-width: 640px; }

td.warn-date { color: #b45309; white-space: nowrap; cursor: help; }
.badge {
  display: inline-block; padding: 1px 6px; border-radius: 6px; font-size: 11px;
  font-weight: 600; background: #eef2ff; color: #4338ca; vertical-align: 1px;
}

.filters { display: flex; gap: 16px; align-items: flex-end; flex-wrap: wrap; }
.filters label { margin-bottom: 0; }
.filters input { width: 180px; }
.filters .btn { padding: 9px 16px; }

@media (max-width: 720px) {
  .topbar { flex-wrap: wrap; gap: 10px; padding: 10px 14px; }
  main { margin: 14px auto; }
  .card { padding: 14px; }
  .stat .value { font-size: 24px; }
  .main-stat .value { font-size: 28px; }
}