:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --surface-2: #f8f9fb;
  --line: #e2e5ea;
  --text: #1c2430;
  --muted: #667085;
  --accent: #2f6f6a;
  --accent-soft: #e3f0ee;
  --danger: #b3261e;
  --danger-soft: #fbe9e7;
  --warn: #8a5a00;
  --warn-soft: #fdf2d9;
  --ok: #1e6b3a;
  --ok-soft: #e4f3e9;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06);
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12161c;
    --surface: #1a2029;
    --surface-2: #202733;
    --line: #2c3542;
    --text: #e6e9ee;
    --muted: #98a2b3;
    --accent: #6fbfb7;
    --accent-soft: #1d3432;
    --danger: #f2877f;
    --danger-soft: #3a1f1d;
    --warn: #e8bd62;
    --warn-soft: #3a2f16;
    --ok: #7fd19b;
    --ok-soft: #183124;
    --shadow: none;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 22px; margin: 0 0 4px; font-weight: 650; letter-spacing: -.01em; }
h2 { font-size: 16px; margin: 0 0 12px; font-weight: 650; }
p { margin: 0 0 12px; }
code, .mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 13px; word-break: break-all; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

.layout { display: grid; grid-template-columns: 232px minmax(0, 1fr); min-height: 100vh; }
.sidebar {
  background: var(--surface); border-right: 1px solid var(--line); padding: 18px 12px;
  position: sticky; top: 0; height: 100vh; overflow-y: auto; display: flex; flex-direction: column; gap: 4px;
}
.brand { font-weight: 700; padding: 4px 10px 14px; font-size: 16px; }
.nav a { display: block; padding: 8px 10px; border-radius: 8px; color: var(--text); }
.nav a:hover { background: var(--surface-2); text-decoration: none; }
.nav a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.sidebar-foot { margin-top: auto; padding: 12px 10px 0; border-top: 1px solid var(--line); font-size: 13px; }
.sidebar-foot form { margin-top: 8px; }
.main { padding: 24px 28px 48px; min-width: 0; }
.topbar { display: none; }
.page-head { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-start; justify-content: space-between; margin-bottom: 18px; }
.page-head .sub { color: var(--muted); font-size: 14px; }
.test-banner { background: var(--warn-soft); color: var(--warn); padding: 8px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin-bottom: 16px; }
.card.flush { padding: 0; overflow: hidden; }
.card-head { padding: 14px 18px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.card-head h2 { margin: 0; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); margin-bottom: 16px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.stat .label { color: var(--muted); font-size: 13px; }
.stat .value { font-size: 24px; font-weight: 650; font-variant-numeric: tabular-nums; line-height: 1.25; }
.stat .hint { color: var(--muted); font-size: 12px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; background: var(--surface-2); white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--surface-2); }
.empty { padding: 36px 18px; text-align: center; color: var(--muted); }
.kv { display: grid; grid-template-columns: minmax(140px, 220px) 1fr; gap: 6px 16px; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; min-width: 0; word-break: break-word; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--surface-2); color: var(--muted); border: 1px solid var(--line); white-space: nowrap; }
.badge.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.badge.warn { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.bad { background: var(--danger-soft); color: var(--danger); border-color: transparent; }

.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--text); font: inherit; font-weight: 550; cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
@media (prefers-color-scheme: dark) { .btn.primary { color: #0e1a19; } }
.btn.primary:hover { filter: brightness(1.06); }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn[disabled] { opacity: .6; cursor: progress; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
form.inline { display: inline; }

label { display: block; font-weight: 550; margin-bottom: 4px; }
.field { margin-bottom: 14px; }
.field .help { color: var(--muted); font-size: 13px; margin-top: 4px; }
input[type=text], input[type=password], input[type=number], input[type=search], input[type=datetime-local], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--text); font: inherit;
}
textarea { min-height: 110px; resize: vertical; }
textarea.tall { min-height: 260px; }
input:focus, select:focus, textarea:focus, .btn:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.check { display: flex; gap: 8px; align-items: center; font-weight: 400; margin: 0; }
.checks { display: flex; flex-wrap: wrap; gap: 6px 14px; }
.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.filters .field { margin: 0; min-width: 150px; flex: 1 1 150px; max-width: 260px; }
.form-narrow { max-width: 720px; }

.alert { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; border: 1px solid transparent; }
.alert.success { background: var(--ok-soft); color: var(--ok); }
.alert.error { background: var(--danger-soft); color: var(--danger); }
.alert.warning { background: var(--warn-soft); color: var(--warn); }
.alert.info { background: var(--accent-soft); color: var(--accent); }
.alert ul { margin: 0; padding-left: 18px; }

.pagination { display: flex; gap: 8px; align-items: center; justify-content: space-between; padding: 12px 18px; border-top: 1px solid var(--line); flex-wrap: wrap; }
.tabs { display: flex; gap: 4px; margin-bottom: 14px; flex-wrap: wrap; }
.tabs a { padding: 7px 12px; border-radius: 8px; color: var(--text); }
.tabs a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.pre { white-space: pre-wrap; word-break: break-word; background: var(--surface-2); border: 1px solid var(--line); border-radius: 8px; padding: 12px; margin: 0; font: inherit; }
.msg { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; margin-bottom: 8px; background: var(--surface-2); }
.msg.staff { background: var(--accent-soft); }
.thumbs { display: flex; gap: 10px; flex-wrap: wrap; }
.thumbs img { max-width: 260px; max-height: 260px; border-radius: 8px; border: 1px solid var(--line); }

.login { max-width: 380px; margin: 12vh auto 0; padding: 0 16px; }

@media (max-width: 860px) {
  .layout { display: block; }
  .topbar { display: flex; align-items: center; justify-content: space-between; background: var(--surface); border-bottom: 1px solid var(--line); padding: 10px 14px; position: sticky; top: 0; z-index: 5; }
  .sidebar { display: none; position: fixed; inset: 49px 0 0 0; height: auto; z-index: 4; border-right: 0; }
  .sidebar.open { display: flex; }
  .sidebar .brand { display: none; }
  .main { padding: 16px 14px 40px; }
  th, td { padding: 9px 10px; }
  .kv { grid-template-columns: 1fr; gap: 0 0; }
  .kv dt { margin-top: 8px; font-size: 13px; }
  .stat .value { font-size: 21px; }
}

.text-bad { color: var(--danger); }