:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --border: #e3e6ea;
  --text: #1c2128;
  --muted: #6b7380;
  --accent: #2f6fec;
  --accent-soft: rgba(47, 111, 236, 0.12);
  --bar: rgba(47, 111, 236, 0.16);
  --ok: #1f9d55;
  --warn: #d98b00;
  --bad: #d64545;
  --radius: 10px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1216;
    --panel: #171b21;
    --border: #262c35;
    --text: #e4e8ee;
    --muted: #8a93a1;
    --accent: #5b8ff9;
    --accent-soft: rgba(91, 143, 249, 0.16);
    --bar: rgba(91, 143, 249, 0.2);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

button, input, select { font: inherit; color: inherit; }

button {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 5px 11px;
  cursor: pointer;
}
button:hover { border-color: var(--accent); }

input[type="search"], input[type="datetime-local"], select {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 5px 10px;
}
input[type="search"] { width: 240px; }
select { font: inherit; color: inherit; background: var(--panel, transparent); border: 1px solid var(--border); border-radius: 6px; padding: 5px 8px; }
input:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.top {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.brand { display: flex; align-items: center; gap: 10px; }
.brand h1 { font-size: 17px; margin: 0; font-weight: 650; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--muted); }
.dot.ok { background: var(--ok); }
.dot.warn { background: var(--warn); }
.dot.bad { background: var(--bad); }
.muted { color: var(--muted); }

.filters { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.custom { display: flex; gap: 6px; align-items: center; }
[hidden] { display: none !important; }
.toggle { display: inline-flex; gap: 5px; align-items: center; color: var(--muted); cursor: pointer; user-select: none; }

.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.seg button { border: 0; border-radius: 0; border-right: 1px solid var(--border); }
.seg button:last-child { border-right: 0; }
.seg button.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.seg.small button { padding: 3px 9px; font-size: 13px; }

.dropdown { position: relative; }
.menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 280px;
  max-height: 60vh;
  overflow: auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
  padding: 6px;
}
.menu label { display: flex; gap: 8px; align-items: center; padding: 5px 8px; border-radius: 6px; cursor: pointer; }
.menu label:hover { background: var(--accent-soft); }
.menu .meta { margin-left: auto; color: var(--muted); font-size: 12px; }
.menu .actions { display: flex; gap: 6px; padding: 4px 4px 8px; border-bottom: 1px solid var(--border); margin-bottom: 4px; }

main { padding: 20px 24px 40px; display: grid; gap: 16px; max-width: 1600px; margin: 0 auto; }

.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.kpi {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: grid;
  gap: 2px;
}
.kpi .label { color: var(--muted); font-size: 13px; }
.kpi .value { font-size: 26px; font-weight: 650; font-variant-numeric: tabular-nums; }
.kpi .sub { color: var(--muted); font-size: 12px; min-height: 16px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  min-width: 0;
}
.card-head { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.card-head h2 { font-size: 15px; margin: 0; font-weight: 600; margin-right: auto; }
.hint { color: var(--muted); font-size: 12px; }

.grid2 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }

.chart { height: 320px; }
.chart.short { height: 300px; }

.table-wrap { max-height: 340px; overflow: auto; }
.table-wrap.tall { max-height: 520px; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th {
  position: sticky;
  top: 0;
  background: var(--panel);
  text-align: left;
  font-weight: 500;
  color: var(--muted);
  font-size: 12px;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
}
td { padding: 5px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
td.num, th.num { text-align: right; white-space: nowrap; }
td.name { word-break: break-all; }
td.time { white-space: nowrap; color: var(--muted); }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--accent-soft); }
tr.selected td { background: var(--accent-soft); }
td.bar { background-image: linear-gradient(to right, var(--bar), var(--bar)); background-repeat: no-repeat; }
.empty { color: var(--muted); text-align: center; padding: 24px 8px; }
.tag { display: inline-block; padding: 0 6px; border-radius: 5px; background: var(--accent-soft); font-size: 12px; }
.tag.bad { background: rgba(214, 69, 69, 0.15); color: var(--bad); }

.more { margin-top: 10px; }

#toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bad);
  color: #fff;
  padding: 8px 14px;
  border-radius: 8px;
  display: none;
}
#toast.show { display: block; }

@media (max-width: 1200px) {
  .grid3 { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 900px) {
  .top, main { padding-left: 16px; padding-right: 16px; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid2 { grid-template-columns: minmax(0, 1fr); }
  input[type="search"] { width: 100%; }
}

.logout { margin-left: auto; font-size: 13px; text-decoration: none; }
.logout:hover { color: var(--accent); }

.login-page { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login { width: min(340px, 100%); display: grid; gap: 12px; padding: 24px; }
.login h1 { font-size: 18px; margin: 0 0 4px; }
.login label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.login input { width: 100%; }
.login-error { min-height: 1em; margin: 0; font-size: 13px; color: var(--bad); }
.login button { background: var(--accent); color: #fff; border-color: var(--accent); }

.caret {
  display: inline-grid;
  place-items: center;
  width: 18px;
  height: 18px;
  padding: 0;
  margin-right: 4px;
  border: 0;
  border-radius: 4px;
  background: none;
  color: var(--muted);
  vertical-align: -3px;
}
.caret svg { transition: transform 0.12s; }
.caret[aria-expanded="true"] svg { transform: rotate(90deg); }
.caret:hover { color: var(--accent); background: var(--accent-soft); }
.caret-space { display: inline-block; width: 22px; }
.indent { display: inline-block; width: 22px; }
tr.group td.name { font-weight: 550; }
tr.child td { font-size: 13px; color: var(--muted); }
tr.child td.name { color: var(--text); }