:root {
  --bg: #0e1116;
  --panel: #161b22;
  --panel-2: #1c222b;
  --line: #2a313c;
  --text: #e6e9ee;
  --muted: #8b95a3;
  --accent: #4cc38a;
  --accent-ink: #06210f;
  --warn: #e3b341;
  --error: #f47067;
  --info: #6cb6ff;
  --bot: #7ee2d6;
  --chat: #f0f3f6;
  --stuck: #d2a8ff;
  --churn: #f69d50;
  --sent: #8ddb8c;
  --steal: #f47067;
  --radius: 10px;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6f8;
    --panel: #ffffff;
    --panel-2: #f0f2f5;
    --line: #d8dde3;
    --text: #1d232b;
    --muted: #5e6875;
    --accent: #1f8a5b;
    --accent-ink: #ffffff;
    --warn: #9a6700;
    --error: #c93c37;
    --info: #0969da;
    --bot: #0b7a72;
    --chat: #111820;
    --stuck: #8250df;
    --churn: #bc4c00;
    --sent: #1a7f37;
    --steal: #c93c37;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 var(--sans);
  -webkit-text-size-adjust: 100%;
}
button, input, select { font: inherit; color: inherit; }
button {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
  min-height: 34px;
}
button:hover:not(:disabled) { border-color: var(--muted); }
button:disabled { opacity: .45; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
button.danger { color: var(--error); }
button.ghost { background: transparent; }
.small-btn { min-height: 30px; padding: 4px 10px; font-size: 13px; }
input[type=password], input[type=search], input#cmd, select {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 10px;
  min-height: 36px;
}
input:focus-visible, button:focus-visible, select:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: var(--mono); }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; letter-spacing: .2px; }

/* login */
.login { min-height: 100%; display: grid; place-items: center; padding: 16px; }
.login-card {
  width: min(360px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  display: grid;
  gap: 10px;
}
.login-card .brand { font-size: 18px; margin-bottom: 8px; }
.login-card label { color: var(--muted); font-size: 13px; }
.msg { min-height: 1.4em; margin: 0; color: var(--error); font-size: 13px; }

/* header */
.top {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 10px 16px;
  padding-top: max(10px, env(safe-area-inset-top));
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.spacer { flex: 1; }
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px;
  background: var(--panel-2); border: 1px solid var(--line);
  font-weight: 600; font-size: 13px;
}
.pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.pill.up .dot { background: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.pill.busy .dot { background: var(--warn); }
.pill.down .dot { background: var(--error); }
.stale { color: var(--warn); font-size: 13px; }

/* layout */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 14px;
  padding: 14px 16px 24px;
  max-width: 1500px;
  margin: 0 auto;
}
.side { display: grid; gap: 14px; align-content: start; }
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  min-width: 0;
}
.card h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); margin: 0 0 10px; font-weight: 600; }
.card h2 .small { text-transform: none; letter-spacing: 0; font-weight: 400; }
.card h3 { font-size: 12px; color: var(--muted); margin: 14px 0 6px; font-weight: 600; }

/* console */
.console {
  display: flex; flex-direction: column; gap: 10px;
  height: calc(100vh - 90px);
  height: calc(100dvh - 90px);
  min-height: 420px;
  position: sticky; top: 66px;
}
.console-head { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; flex: 1; }
.chip { min-height: 30px; padding: 3px 10px; border-radius: 999px; font-size: 13px; }
.chip.on { background: var(--text); color: var(--bg); border-color: var(--text); }
.chip .n { font-size: 11px; opacity: .75; }
.chip .n:empty { display: none; }
#search { width: 180px; }
.log-wrap { position: relative; flex: 1; min-height: 0; }
.log {
  position: absolute; inset: 0;
  overflow: auto;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 0;
  font: 12.5px/1.5 var(--mono);
  overscroll-behavior: contain;
}
.older { display: block; margin: 2px auto 6px; font-size: 12px; min-height: 28px; padding: 2px 10px; }
.ln { padding: 0 10px; white-space: pre-wrap; overflow-wrap: anywhere; }
.ln:hover { background: var(--panel-2); }
.ln .ts { color: var(--muted); }
.ln .th { color: var(--muted); }
.ln .who { font-weight: 600; }
.ln.lv-warn { color: var(--warn); }
.ln.lv-error { color: var(--error); }
.ln.chat { color: var(--chat); }
.ln.chat .who { color: var(--info); }
.ln.bot .who { color: var(--bot); }
.ln.stuck { color: var(--stuck); }
.ln.churn { color: var(--churn); }
.ln.sent { color: var(--sent); font-weight: 600; }
.ln.local-err { color: var(--error); }
.ln.sys { color: var(--muted); font-style: italic; }
.log[data-f=chat] .ln:not(.chat):not(.local),
.log[data-f=bot] .ln:not(.bot):not(.local),
.log[data-f=stuck] .ln:not(.stuck):not(.local),
.log[data-f=churn] .ln:not(.churn):not(.local),
.log[data-f=warn] .ln:not(.warn):not(.local),
.log.searching .ln.nomatch { display: none; }
.empty { color: var(--muted); padding: 8px 10px; font-family: var(--sans); }
.jump {
  position: absolute; right: 12px; bottom: 10px;
  background: var(--accent); color: var(--accent-ink); border-color: var(--accent);
  font-weight: 600; border-radius: 999px; box-shadow: 0 4px 14px rgba(0,0,0,.35);
}
.cmd { display: flex; align-items: center; gap: 8px; }
.cmd .prompt { font: 600 15px var(--mono); color: var(--accent); }
.cmd input { flex: 1; min-width: 0; font-family: var(--mono); font-size: 14px; }
.quick { display: flex; gap: 6px; flex-wrap: wrap; }
.quick button { font: 12px var(--mono); min-height: 28px; padding: 2px 9px; }

/* stats */
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 12px; margin: 0; }
.stats div { min-width: 0; }
.stats dt { color: var(--muted); font-size: 12px; }
.stats dd { margin: 1px 0 0; font-weight: 600; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.stats dd .sub { font-weight: 400; color: var(--muted); font-size: 12px; }
.hot { color: var(--warn); }
.bad { color: var(--error); }
.good { color: var(--accent); }
.note { margin: 10px 0 0; font-size: 12.5px; color: var(--muted); overflow-wrap: anywhere; }
.note.mono { font-size: 11.5px; }
.power { display: flex; gap: 8px; margin-top: 12px; }
.power button { flex: 1; }

.chart { margin-top: 12px; }
.chart svg { width: 100%; height: 60px; display: block; background: var(--bg); border: 1px solid var(--line); border-radius: 6px; }
.chart polyline { fill: none; stroke-width: 1.5; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.c-cpu { stroke: var(--accent); }
.c-steal { stroke: var(--steal); }
.grid-line { stroke: var(--line); stroke-dasharray: 3 3; vector-effect: non-scaling-stroke; }
.legend { font-size: 12px; margin-top: 4px; display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.legend .k { display: inline-block; width: 10px; height: 3px; border-radius: 2px; margin-left: 4px; }
.k-cpu { background: var(--accent); }
.k-steal { background: var(--steal); }

.names { display: flex; gap: 6px; flex-wrap: wrap; }
.name-chip { background: var(--panel-2); border: 1px solid var(--line); border-radius: 999px; padding: 2px 10px; font-weight: 600; }
.bots { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; max-height: 260px; overflow: auto; }
.bots li { font-size: 12.5px; display: grid; grid-template-columns: auto 1fr; gap: 0 8px; }
.bots .bn { font-weight: 600; color: var(--bot); }
.bots .bt { color: var(--muted); font-size: 11.5px; text-align: right; font-family: var(--mono); }
.bots .bs { grid-column: 1 / -1; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bots .flag { color: var(--stuck); font-size: 11.5px; }

.crash-tools { display: flex; gap: 8px; margin-top: 10px; }
.crash-tools select { flex: 1; min-width: 0; font-size: 12.5px; }
.crash-text {
  margin: 10px 0 0; max-height: 360px; overflow: auto;
  background: var(--bg); border: 1px solid var(--line); border-radius: 6px;
  padding: 8px; font: 11.5px/1.45 var(--mono); white-space: pre-wrap; overflow-wrap: anywhere;
}
.badge { display: inline-block; font-size: 11px; font-weight: 700; padding: 1px 7px; border-radius: 999px; background: var(--error); color: #fff; margin-left: 6px; vertical-align: 1px; }

/* dialog */
dialog {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); color: var(--text);
  padding: 0; width: min(400px, calc(100% - 32px));
}
dialog::backdrop { background: rgba(0,0,0,.55); }
.dialog { padding: 20px; display: grid; gap: 12px; }
.dialog h2 { margin: 0; font-size: 18px; }
.dialog p { margin: 0; }
.check { display: flex; gap: 8px; align-items: center; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }
.dialog-buttons { display: flex; justify-content: flex-end; gap: 8px; margin-top: 6px; }

@media (max-width: 960px) {
  .layout { grid-template-columns: minmax(0, 1fr); padding: 12px 16px 24px; }
  .console { position: static; height: 75vh; height: 75dvh; min-height: 380px; }
  #search { flex: 1; width: auto; min-width: 140px; }
}
@media (max-width: 520px) {
  .top { gap: 8px; }
  .chips { flex: 1 1 100%; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .chip { flex: none; }
  #search { flex: 1 1 100%; }
  .log { font-size: 11.5px; }
  .ln .th { display: none; }
  .cmd input { font-size: 16px; } /* no zoom-on-focus on iOS */
  #pw { font-size: 16px; }
}