:root {
  --bg: #f5f7fa;
  --panel: #ffffff;
  --panel-2: #f4f6f9;
  --line: #e3e8ef;
  --text: #1a1f2b;
  --muted: #6b7686;
  --accent: #2563eb;
  --good: #0f9d64;
  --bad: #dc2f3e;
  --warn: #b5730a;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
h1, h2, h3 { margin: 0 0 4px; font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: 24px; }
h2 { font-size: 18px; }
h3 { font-size: 15px; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 24px 20px 64px; }

/* ------------------------------------------------------------ шапка */
.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 20px; border-bottom: 1px solid var(--line);
  background: var(--panel); position: sticky; top: 0; z-index: 20;
  box-shadow: var(--shadow);
}
.topbar .brand { font-weight: 700; font-size: 17px; letter-spacing: -0.02em; }
.topbar .brand span { color: var(--accent); }
.topbar .spacer { flex: 1; }

/* ------------------------------------------------------------ карточки */
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px; margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.card.pad0 { padding: 0; overflow: hidden; }
.card-head {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
}
.card-head .spacer { flex: 1; }

.grid { display: grid; gap: 14px; }
.grid.kpi { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }
.grid.objects { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }

.kpi-box {
  background: var(--panel-2); border: 1px solid var(--line);
  border-radius: 12px; padding: 14px 16px;
}
.kpi-box .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.kpi-box .value { font-size: 21px; font-weight: 650; margin-top: 6px; letter-spacing: -0.02em; }
.kpi-box .sub { color: var(--muted); font-size: 12px; margin-top: 3px; }

.obj-card { cursor: pointer; transition: border-color .15s, transform .15s; }
.obj-card:hover { border-color: var(--accent); transform: translateY(-2px); }

/* ------------------------------------------------------------ таблицы */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left; color: var(--muted); font-weight: 600; font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.04em;
  padding: 10px 12px; border-bottom: 1px solid var(--line); white-space: nowrap;
}
td { padding: 10px 12px; border-bottom: 1px solid var(--line); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--panel-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tfoot td { font-weight: 650; border-top: 1px solid var(--line); background: var(--panel-2); }

.good { color: var(--good); }
.bad { color: var(--bad); }
.muted { color: var(--muted); }
.small { font-size: 12px; }

/* ------------------------------------------------------------ формы */
input, select, textarea {
  background: #fff; border: 1px solid var(--line); color: var(--text);
  border-radius: 9px; padding: 9px 11px; font: inherit; font-size: 14px; width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
}
label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 5px; }
.field { margin-bottom: 12px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 120px; }

button {
  background: var(--accent); color: #fff; border: none; border-radius: 9px;
  padding: 9px 16px; font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap;
}
button:hover { filter: brightness(1.1); }
button.ghost { background: #fff; border: 1px solid var(--line); color: var(--text); }
button.danger { background: #fff; border: 1px solid var(--line); color: var(--bad); }
button.sm { padding: 5px 10px; font-size: 13px; }

/* ------------------------------------------------------------ вкладки */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 18px; flex-wrap: wrap; }
.tab {
  padding: 10px 16px; cursor: pointer; color: var(--muted);
  border-bottom: 2px solid transparent; font-weight: 600; font-size: 14px;
}
.tab.active { color: var(--text); border-bottom-color: var(--accent); }

.chart-box { position: relative; height: 280px; }

.badge {
  display: inline-block; padding: 2px 8px; border-radius: 20px;
  font-size: 12px; font-weight: 600; background: var(--panel-2); border: 1px solid var(--line);
}
.badge.good { color: var(--good); border-color: rgba(15,157,100,.35); background: rgba(15,157,100,.08); }
.badge.bad { color: var(--bad); border-color: rgba(220,47,62,.35); background: rgba(220,47,62,.07); }

/* ------------------------------------------------------------ вход */
.login { max-width: 340px; margin: 12vh auto; }
.error { color: var(--bad); font-size: 13px; margin-top: 8px; min-height: 18px; }

.empty { padding: 36px; text-align: center; color: var(--muted); }

@media (max-width: 600px) {
  .wrap { padding: 16px 12px 48px; }
  th, td { padding: 8px; }
  .scroll-x { overflow-x: auto; }
}