:root {
  --bg: #f4f5f7; --card: #fff; --ink: #1d2330; --muted: #6b7385; --line: #e3e6ec;
  --accent: #2f6fde; --ok: #1f9d55; --warn: #c98a00; --bad: #d64545;
  --ok-bg: #e3f5ea; --warn-bg: #fff4d6; --bad-bg: #fde8e8; --idle-bg: #eef0f4;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #14171d; --card: #1d2129; --ink: #e8ebf1; --muted: #9aa3b5; --line: #2c323d;
          --ok-bg: #1d3a2a; --warn-bg: #3b3218; --bad-bg: #3f2222; --idle-bg: #2a2f39; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--ink); }
.top { display: flex; align-items: center; gap: 24px; padding: 10px 20px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 20px; letter-spacing: .2px; }
.brand span { color: var(--accent); }
nav a { color: var(--muted); text-decoration: none; padding: 6px 10px; border-radius: 8px; font-weight: 500; }
nav a.on, nav a:hover { color: var(--ink); background: var(--idle-bg); }
.chips { margin-left: auto; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.clock { font-variant-numeric: tabular-nums; color: var(--muted); min-width: 64px; text-align: right; }
main { padding: 20px; max-width: 1280px; margin: 0 auto; }
.grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; }
.card.wide { grid-column: 1 / -1; }
.card h2 { margin: 0 0 12px; font-size: 17px; }
.video-card { padding: 0; overflow: hidden; }
.video-card img { width: 100%; display: block; aspect-ratio: 4 / 3; object-fit: cover; background: #0b0d11; }
.video-caption { padding: 10px 14px; color: var(--muted); min-height: 44px; }
.big { font-size: 22px; font-weight: 700; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.warn { color: var(--warn); }
.counter { font-size: 44px; font-weight: 700; margin: 10px 0 14px; font-variant-numeric: tabular-nums; }
.counter small { font-size: 16px; font-weight: 500; color: var(--muted); }
form { display: grid; gap: 10px; }
label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
input { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); }
button, .btn { font: inherit; font-size: 14px; padding: 7px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--ink); cursor: pointer; text-decoration: none; display: inline-block; }
button:hover, .btn:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--bad); }
.tools { margin-top: 14px; border-top: 1px solid var(--line); padding-top: 12px; }
.row-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.row-head h2 { margin: 0; }
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; font-weight: 600; font-size: 13px; color: var(--muted); padding: 8px 6px; border-bottom: 1px solid var(--line); }
.table td { padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table td.actions { text-align: right; white-space: nowrap; }
.chip { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 13px; font-weight: 500; background: var(--idle-bg); color: var(--muted); white-space: nowrap; }
.chip.ok { background: var(--ok-bg); color: var(--ok); }
.chip.warn { background: var(--warn-bg); color: var(--warn); }
.chip.bad { background: var(--bad-bg); color: var(--bad); }
.events { list-style: none; margin: 0; padding: 0; max-height: 420px; overflow: auto; }
.events li { padding: 6px 0; border-bottom: 1px solid var(--line); }
.events li span { color: var(--muted); font-variant-numeric: tabular-nums; margin-right: 6px; }
/* формы и мелкие элементы */
select, textarea { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); }
textarea { width: 100%; resize: vertical; min-height: 110px; }
input[type=file] { padding: 6px; }
input.num { width: 80px; }
code { font: 13px ui-monospace, Consolas, monospace; background: var(--idle-bg); padding: 1px 6px; border-radius: 6px; word-break: break-all; }
.inline-form { display: flex; gap: 8px; align-items: end; flex-wrap: wrap; margin-top: 10px; }
.inline-form label { min-width: 220px; }
.inline-form.wrap { margin-top: 8px; }
label.check { display: flex; flex-direction: row; gap: 8px; align-items: center; color: var(--ink); font-size: 14px; }
label.slim { margin-top: 12px; }
label small { color: var(--muted); font-size: 12px; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 9px; overflow: hidden; }
.seg button { border: 0; border-radius: 0; }
.seg button.on { background: var(--accent); color: #fff; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.tools button + button { margin-left: 6px; }
.toast { position: fixed; right: 20px; bottom: 20px; max-width: 420px; padding: 12px 16px; border-radius: 12px; background: var(--ink); color: var(--card); box-shadow: 0 6px 24px rgba(0,0,0,.18); z-index: 10; }
.toast.ok { background: var(--ok); color: #fff; }
.toast.bad { background: var(--bad); color: #fff; }
.report { margin: 10px 0; padding-left: 18px; }
.report li { margin: 4px 0; }
tr.editing input { width: 100%; padding: 5px 8px; }
dl.info { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; margin: 0 0 6px; font-size: 14px; }
dl.info dt { color: var(--muted); }
dl.info dd { margin: 0; }
/* расписание */
.sched input { width: 100%; }
.sched td.days { white-space: nowrap; }
.day { display: inline-flex; flex-direction: row; align-items: center; gap: 2px; margin-right: 6px; color: var(--ink); font-size: 13px; }
/* статистика */
.filters { display: flex; gap: 10px; align-items: end; flex-wrap: wrap; margin-bottom: 14px; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-bottom: 14px; }
.kpis div { background: var(--bg); border-radius: 12px; padding: 10px 14px; display: grid; }
.kpis b { font-size: 26px; font-variant-numeric: tabular-nums; }
.kpis span { color: var(--muted); font-size: 13px; }
.scroll { overflow-x: auto; }
.journal th.c, .journal td.c { text-align: center; min-width: 46px; }
.journal th a { color: inherit; text-decoration: none; }
.journal td.m.ok { background: var(--ok-bg); color: var(--ok); font-weight: 600; }
.journal td.m.warn { background: var(--warn-bg); color: var(--warn); font-weight: 600; }
.journal td.m.bad { background: var(--bad-bg); color: var(--bad); font-weight: 600; }
.journal .sticky { position: sticky; left: 0; background: var(--card); min-width: 200px; }
.bar { display: inline-block; width: 90px; height: 8px; border-radius: 99px; background: var(--idle-bg); vertical-align: middle; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--ok); }
.bar.low i { background: var(--bad); }
@media (max-width: 860px) {
  .grid, .grid.two { grid-template-columns: 1fr; } .chips { margin-left: 0; } .kpis { grid-template-columns: repeat(2, 1fr); }
}