:root {
  --bg: #f3f3f1;
  --surface: #fcfcfb;
  --surface-2: #efefec;
  --border: #e2e1dc;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --ink-3: #7b7a75;
  --accent: #2a6fdb;
  --accent-track: #d9e5f8;
  --good: #0ca30c;
  --good-text: #006300;
  --warning: #fab219;
  --warning-text: #8a5a00;
  --serious: #ec835a;
  --serious-text: #a2431c;
  --critical: #d03b3b;
  --critical-text: #b02a2a;
  --track: #e6e5e0;
  --spark: #9db8e6;
  --shadow: 0 1px 2px rgb(0 0 0 / .05);
  --radius: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111110;
    --surface: #1a1a19;
    --surface-2: #242422;
    --border: #2e2e2b;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --ink-3: #8f8e86;
    --accent: #5b95f0;
    --accent-track: #22324d;
    --good-text: #0ca30c;
    --warning-text: #fab219;
    --serious-text: #ec835a;
    --critical-text: #f06464;
    --track: #2c2c29;
    --spark: #3f5f94;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
button { font: inherit; color: inherit; }
.num { font-variant-numeric: tabular-nums; }
.muted { color: var(--ink-3); }
.sub { color: var(--ink-2); font-size: 13px; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.topbar h1 { font-size: 17px; margin: 0; font-weight: 650; }
.topbar .meta { font-size: 12px; color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar .grow { flex: 1; min-width: 0; }
.icon-btn {
  border: 1px solid var(--border); background: var(--surface);
  border-radius: 10px; padding: 7px 10px; font-size: 13px; cursor: pointer;
}

main { max-width: 1180px; margin: 0 auto; padding: 16px; display: grid; gap: 20px; }
section > h2 {
  font-size: 13px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--ink-3); margin: 0 0 10px; font-weight: 600;
  display: flex; align-items: baseline; gap: 8px;
}
section > h2 .count { text-transform: none; letter-spacing: 0; font-weight: 400; }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow);
  min-width: 0;
}

/* ---------- status pill ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; padding: 3px 9px 3px 7px;
  border-radius: 999px; white-space: nowrap; background: var(--surface-2);
}
.pill::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--ink-3));
}
.pill.good { --c: var(--good); color: var(--good-text); }
.pill.warning { --c: var(--warning); color: var(--warning-text); }
.pill.serious { --c: var(--serious); color: var(--serious-text); }
.pill.critical { --c: var(--critical); color: var(--critical-text); }
.pill.unknown { color: var(--ink-3); }

/* ---------- alerts ---------- */
.alerts { display: grid; gap: 8px; }
.alert {
  display: flex; gap: 10px; align-items: flex-start;
  border-left: 4px solid var(--c); padding: 10px 12px;
}
.alert .ico { flex: none; width: 20px; height: 20px; border-radius: 50%; background: var(--c); color: #fff;
  font-weight: 700; font-size: 13px; display: grid; place-items: center; }
.alert.warning .ico { color: #0b0b0b; }
.alert.good { --c: var(--good); }
.alert.warning { --c: var(--warning); }
.alert.serious { --c: var(--serious); }
.alert.critical { --c: var(--critical); }
.alert b { font-weight: 600; }

/* ---------- stat tiles ---------- */
.tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
@media (min-width: 720px) { .tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 1040px) { .tiles { grid-template-columns: repeat(6, minmax(0, 1fr)); } }
.tile { display: flex; flex-direction: column; gap: 6px; }
.tile .label { font-size: 13px; color: var(--ink-2); display: flex; justify-content: space-between; gap: 6px; }
.tile .value { font-size: 28px; font-weight: 650; line-height: 1.1; }
.tile .value small { font-size: 15px; font-weight: 500; color: var(--ink-2); margin-left: 2px; }

.meter { height: 6px; border-radius: 3px; background: var(--accent-track); overflow: hidden; }
.meter > span { display: block; height: 100%; border-radius: 3px; background: var(--accent); transition: width .4s; }
.meter.warning { background: color-mix(in srgb, var(--warning) 25%, var(--track)); }
.meter.warning > span { background: var(--warning); }
.meter.critical { background: color-mix(in srgb, var(--critical) 22%, var(--track)); }
.meter.critical > span { background: var(--critical); }

.spark { width: 100%; height: 34px; display: block; overflow: visible; touch-action: pan-y; }
.spark path.line { fill: none; stroke: var(--spark); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.spark path.area { fill: var(--spark); opacity: .18; }
.spark circle { fill: var(--accent); stroke: var(--surface); stroke-width: 2; }
.spark line.cross { stroke: var(--ink-3); stroke-width: 1; stroke-dasharray: 2 2; display: none; }
.spark line.cross.on { display: inline; }

#tip {
  position: fixed; z-index: 50; pointer-events: none;
  background: var(--ink); color: var(--bg); font-size: 12px; padding: 4px 8px; border-radius: 6px;
  transform: translate(-50%, calc(-100% - 10px)); white-space: nowrap; display: none;
}

/* ---------- per-core ---------- */
.cores { display: grid; grid-template-columns: repeat(auto-fill, minmax(70px, 1fr)); gap: 8px; margin-top: 4px; }
.core .sub { display: flex; justify-content: space-between; }

/* ---------- two-column layout ---------- */
.cols { display: grid; gap: 20px; }
@media (min-width: 900px) { .cols { grid-template-columns: 1fr 1fr; } }

/* ---------- rows (sensors, mem breakdown) ---------- */
.rows { display: grid; gap: 12px; }
.row-head { display: flex; justify-content: space-between; gap: 8px; font-size: 14px; margin-bottom: 5px; }
.row-head .r { color: var(--ink-2); }

/* ---------- disks ---------- */
.disks { display: grid; gap: 10px; }
@media (min-width: 720px) { .disks { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1040px) { .disks { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.disk { cursor: pointer; display: flex; flex-direction: column; gap: 10px; text-align: left; width: 100%; }
.disk:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.disk.critical { border-color: var(--critical); }
.disk.serious { border-color: var(--serious); }
.disk-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.disk-name { font-weight: 650; font-size: 16px; }
.disk-model { font-size: 13px; color: var(--ink-2); overflow-wrap: anywhere; }
.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.fact { background: var(--surface-2); border-radius: 9px; padding: 6px 8px; min-width: 0; }
.fact .k { font-size: 11px; color: var(--ink-3); }
.fact .v { font-size: 14px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fact .v.warning { color: var(--warning-text); }
.fact .v.critical { color: var(--critical-text); }
.parts { display: grid; gap: 8px; }
.issue { font-size: 13px; display: flex; gap: 6px; align-items: baseline; }

/* ---------- containers ---------- */
.list { display: grid; gap: 2px; }
.list .item { display: flex; justify-content: space-between; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.list .item:last-child { border-bottom: 0; }
.list .item span:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list .item span:last-child { color: var(--ink-2); flex: none; }
.ctn-grid { display: grid; gap: 14px; }
@media (min-width: 560px) { .ctn-grid { grid-template-columns: 1fr 1fr; } }
.ctn-grid h3 { margin: 0 0 4px; font-size: 13px; color: var(--ink-2); font-weight: 600; }

/* ---------- dialog ---------- */
dialog {
  border: 1px solid var(--border); border-radius: 16px; padding: 0;
  background: var(--surface); color: var(--ink);
  width: min(720px, calc(100vw - 24px)); max-height: calc(100dvh - 32px);
}
dialog::backdrop { background: rgb(0 0 0 / .45); }
.dlg-head { position: sticky; top: 0; background: var(--surface); padding: 14px 16px; border-bottom: 1px solid var(--border);
  display: flex; align-items: flex-start; gap: 10px; }
.dlg-head .grow { flex: 1; min-width: 0; }
.dlg-body { padding: 16px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.dlg-body h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); margin: 0 0 8px; }
.table-wrap { overflow-x: auto; margin: 0 -16px; padding: 0 16px; }
table { border-collapse: collapse; width: 100%; font-size: 13px; }
th, td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--ink-3); font-weight: 600; font-size: 12px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.name { white-space: normal; min-width: 140px; }
td.name .sub { font-size: 12px; }
tr.flag td { background: color-mix(in srgb, var(--critical) 8%, transparent); }
tr.warn td { background: color-mix(in srgb, var(--warning) 10%, transparent); }
.kv { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 16px; font-size: 14px; }
@media (min-width: 560px) { .kv { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.kv div { min-width: 0; overflow-wrap: anywhere; }
.kv div span { display: block; font-size: 11px; color: var(--ink-3); }

.banner { text-align: center; font-size: 13px; padding: 6px; background: var(--critical); color: #fff; display: none; }
.banner.show { display: block; }

/* ---------- login ---------- */
.login-wrap { min-height: 100dvh; display: grid; place-items: center; padding: 16px; }
.login { width: min(360px, 100%); display: grid; gap: 14px; padding: 24px; }
.login h1 { margin: 0; font-size: 20px; display: flex; align-items: center; gap: 10px; }
.login h1 img { width: 32px; height: 32px; }
.login label { display: grid; gap: 5px; font-size: 13px; color: var(--ink-2); }
.login input {
  font: inherit; font-size: 16px; padding: 10px 12px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--ink);
}
.login input:focus { outline: 2px solid var(--accent); outline-offset: 0; }
.login button {
  font-size: 16px; font-weight: 600; padding: 11px; border-radius: 10px; border: 0;
  background: var(--accent); color: #fff; cursor: pointer;
}
.login .err { color: var(--critical-text); font-size: 14px; min-height: 1em; margin: 0; }