/* ESS Monitor dashboard */
:root {
  color-scheme: light;
  --bg: #f4f3f0;
  --surface: #fcfcfb;
  --surface-2: #f0efec;
  --border: #dedcd6;
  --text: #0b0b0b;
  --text-2: #52514e;
  --text-3: #75736d;
  --accent: #2a78d6;
  --accent-ink: #1c5cab;
  --series-1: #2a78d6;
  --grid: #e6e4de;
  --good: #0ca30c;
  --good-ink: #006300;
  --warning: #fab219;
  --warning-ink: #7a5200;
  --serious: #ec835a;
  --critical: #d03b3b;
  --critical-ink: #a32626;
  --nodata: #c9c7c0;
  --good-bg: #e8f5e8;
  --warning-bg: #fdf3dc;
  --critical-bg: #fbe9e9;
  --info-bg: #e9f1fb;
  --shadow: 0 1px 2px rgba(0, 0, 0, .06);
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #121211;
    --surface: #1a1a19;
    --surface-2: #232321;
    --border: #383835;
    --text: #f0efec;
    --text-2: #c3c2b7;
    --text-3: #9a998f;
    --accent: #5598e7;
    --accent-ink: #86b6ef;
    --series-1: #3987e5;
    --grid: #2c2c2a;
    --good-ink: #5fd35f;
    --warning-ink: #fab219;
    --critical-ink: #f08080;
    --nodata: #4a4a46;
    --good-bg: #16301a;
    --warning-bg: #352a10;
    --critical-bg: #3a1a1a;
    --info-bg: #172638;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.45 var(--font); }
a { color: var(--accent-ink); }
h1, h2, h3 { line-height: 1.2; margin: 0; }
h1 { font-size: 1.45rem; }
h2 { font-size: 1.1rem; margin: 28px 0 10px; }
h3 { font-size: .95rem; margin: 18px 0 8px; color: var(--text-2); font-weight: 600; }
.muted { color: var(--text-2); }
.small { font-size: .85rem; }
.pad { padding: 24px; }
.mono { font-family: var(--mono); font-size: .85em; }
.nowrap { white-space: nowrap; }
[hidden] { display: none !important; }

/* Top bar */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 10px 20px; background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 5; }
.brand { display: flex; flex-direction: column; text-decoration: none; color: var(--text); }
.brand #site-name { font-weight: 700; font-size: 1.05rem; }
.brand-sub { font-size: .75rem; color: var(--text-3); letter-spacing: .04em; text-transform: uppercase; }
.top-nav { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.top-nav > a:not(.btn) { color: var(--text-2); text-decoration: none; font-weight: 500; }
.top-nav > a.active { color: var(--text); border-bottom: 2px solid var(--accent); padding-bottom: 2px; }
.count { display: inline-block; min-width: 20px; padding: 0 6px; border-radius: 10px; background: var(--critical);
  color: #fff; font-size: .75rem; text-align: center; font-weight: 600; }

main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 60px; }

/* Buttons and inputs */
.btn { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--border); background: var(--surface);
  color: var(--text); padding: 7px 14px; border-radius: 8px; font: inherit; font-weight: 500; cursor: pointer; text-decoration: none; }
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--critical-ink); border-color: var(--critical); }
.btn.ghost { background: transparent; }
.btn.small { padding: 4px 10px; font-size: .85rem; }
.btn[disabled] { opacity: .55; cursor: default; }
input[type=text], input[type=search], input[type=password], textarea, select {
  font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 7px 10px; width: 100%; }
textarea { min-height: 90px; resize: vertical; }
label { display: block; font-weight: 600; font-size: .9rem; margin: 14px 0 5px; }
.hint { font-size: .82rem; color: var(--text-2); margin: 4px 0 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Panels and cards */
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.panel + .panel { margin-top: 14px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.pc-card { display: block; text-decoration: none; color: var(--text); background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); border-left: 4px solid var(--good); }
.pc-card:hover { border-color: var(--accent); border-left-color: inherit; }
.pc-card.sev-warning { border-left-color: var(--warning); }
.pc-card.sev-critical { border-left-color: var(--critical); }
.pc-card.sev-info { border-left-color: var(--good); }
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 8px; }
.card-head strong { font-size: 1.05rem; }
.facts { display: grid; grid-template-columns: auto 1fr; gap: 3px 14px; margin: 0; font-size: .9rem; }
.facts dt { color: var(--text-2); }
.facts dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.issues { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 4px; font-size: .88rem; }
.issues li { display: flex; gap: 7px; align-items: flex-start; }

/* Status icons: always icon + text, never color alone */
.sicon { flex: none; display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%;
  font-size: 11px; font-weight: 800; line-height: 1; color: #fff; margin-top: 1px; }
.sicon.ok { background: var(--good); }
.sicon.info { background: var(--accent); }
.sicon.warning { background: var(--warning); color: #3d2a00; }
.sicon.critical { background: var(--critical); }
.sicon.nodata { background: var(--nodata); color: var(--text); }

.banner { display: flex; gap: 12px; align-items: flex-start; padding: 14px 18px; border-radius: var(--radius); border: 1px solid var(--border); }
.banner.ok { background: var(--good-bg); }
.banner.info { background: var(--info-bg); }
.banner.warning { background: var(--warning-bg); }
.banner.critical { background: var(--critical-bg); }
.banner h1, .banner h2 { margin: 0; font-size: 1.1rem; }
.banner ul { margin: 6px 0 0; padding-left: 18px; }
.banner .sicon { width: 24px; height: 24px; font-size: 14px; }

.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: .78rem; font-weight: 600;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); white-space: nowrap; }
.badge.ok { background: var(--good-bg); color: var(--good-ink); border-color: transparent; }
.badge.warning, .badge.ending { background: var(--warning-bg); color: var(--warning-ink); border-color: transparent; }
.badge.critical, .badge.ended { background: var(--critical-bg); color: var(--critical-ink); border-color: transparent; }

/* Tables */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-weight: 600; color: var(--text-2); font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; background: var(--surface); position: sticky; top: 0; }
tr.hl td { background: var(--warning-bg); }
tr.crit td { background: var(--critical-bg); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
meter { width: 110px; height: 10px; vertical-align: middle; }

/* Agent page */
.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
.page-head .actions { display: flex; gap: 8px; flex-wrap: wrap; }
.back { display: inline-block; margin-bottom: 8px; text-decoration: none; font-size: .9rem; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin: 18px 0 16px; overflow-x: auto; }
.tabs a { padding: 9px 14px; text-decoration: none; color: var(--text-2); font-weight: 500; white-space: nowrap; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs a.active { color: var(--text); border-bottom-color: var(--accent); }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 14px; }
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.toolbar input[type=search] { max-width: 320px; }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.seg button { border: 0; background: var(--surface); color: var(--text-2); padding: 5px 12px; font: inherit; cursor: pointer; }
.seg button.on { background: var(--accent); color: #fff; }
.kv { display: grid; grid-template-columns: minmax(130px, auto) 1fr; gap: 6px 16px; margin: 0; }
.kv dt { color: var(--text-2); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.empty { padding: 26px; text-align: center; color: var(--text-2); }
.drift-list { margin: 6px 0 0; padding-left: 18px; }

/* Events */
.events { list-style: none; margin: 0; padding: 0; }
.events li { display: grid; grid-template-columns: 22px 1fr auto; gap: 4px 10px; padding: 10px 4px; border-bottom: 1px solid var(--border); }
.events li.unread .ev-title { font-weight: 650; }
.ev-detail { grid-column: 2 / 4; color: var(--text-2); font-size: .87rem; }
.ev-meta { color: var(--text-3); font-size: .8rem; white-space: nowrap; text-align: right; }

/* Watched device rows in settings */
.watch-row { display: grid; grid-template-columns: 1.2fr 1fr .8fr auto; gap: 8px; margin-bottom: 8px; }

/* Chart */
.chart { position: relative; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart .gridline { stroke: var(--grid); stroke-width: 1; }
.chart .axis-label { fill: var(--text-3); font-size: 11px; font-family: var(--font); }
.chart .line { fill: none; stroke: var(--series-1); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .st-ok { fill: var(--good); }
.chart .st-degraded { fill: var(--warning); }
.chart .st-down { fill: var(--critical); }
.chart .st-none { fill: var(--nodata); }
.chart .crosshair { stroke: var(--text-3); stroke-width: 1; }
.chart .hover-dot { fill: var(--series-1); stroke: var(--surface); stroke-width: 2; }
.tooltip { position: absolute; pointer-events: none; background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  padding: 7px 10px; font-size: .82rem; box-shadow: 0 4px 14px rgba(0, 0, 0, .14); white-space: nowrap; z-index: 3; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: .82rem; color: var(--text-2); margin-top: 6px; }
.legend span { display: inline-flex; align-items: center; gap: 5px; }
.legend i { display: inline-block; width: 12px; height: 12px; border-radius: 3px; }
.legend i.st-ok { background: var(--good); }
.legend i.st-degraded { background: var(--warning); }
.legend i.st-down { background: var(--critical); }
.legend i.st-none { background: var(--nodata); }

.toast { position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%); background: var(--text); color: var(--surface);
  padding: 10px 18px; border-radius: 10px; font-weight: 500; z-index: 20; max-width: calc(100% - 32px); }

/* Login */
.login-body { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-card { width: 100%; max-width: 360px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 28px; }
.login-card h1 { font-size: 1.3rem; }
.login-card p { margin: 4px 0 10px; }
.login-card button { width: 100%; justify-content: center; margin-top: 16px; padding: 10px; }
.login-error { color: var(--critical-ink); background: var(--critical-bg); padding: 8px 12px; border-radius: 8px; }

@media (max-width: 640px) {
  .topbar { padding: 10px 16px; }
  .top-nav { gap: 12px; }
  #updated { display: none; }
  .watch-row { grid-template-columns: 1fr 1fr; }
  .kv { grid-template-columns: 1fr; gap: 0 0; }
  .kv dd { margin-bottom: 8px; }
  .events li { grid-template-columns: 22px 1fr; }
  .ev-meta { grid-column: 2; text-align: left; }
}