:root {
  --bg: #0a0b0f;
  --bg-elev: #12141c;
  --border: rgba(255,255,255,0.09);
  --border-hover: rgba(255,255,255,0.16);
  --text: #f4f6fb;
  --text-2: #a6afc2;
  --text-3: #737d94;
  --accent: #5b8cff;
  --ok: #34d399;
  --warn: #fbbf24;
  --err: #f87171;
  --mono: 'SF Mono', ui-monospace, Menlo, Consolas, monospace;
  --ease: cubic-bezier(.32,.72,0,1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  letter-spacing: -0.006em;
}

body { padding: 2rem 1.5rem 4rem; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1200px; margin: 0 auto; }

header.top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .5rem 1rem;
  margin-bottom: 1.75rem;
}
header.top h1 {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}
#status-line { color: var(--text-3); font-size: .85rem; }
#status-line.err { color: var(--err); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-top-color: rgba(255,255,255,0.14);
  border-radius: 16px;
  padding: 1.25rem 1.4rem;
  transition: border-color .2s var(--ease);
}
.card:hover { border-color: var(--border-hover); }

.metric-label {
  font-size: .78rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin: 0 0 .5rem;
}
.metric-value {
  font-size: 2.1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
}
.metric-sub { color: var(--text-2); font-size: .82rem; margin-top: .35rem; }
.metric-tag {
  font-size: .68rem;
  color: var(--text-3);
  letter-spacing: 0;
  text-transform: none;
  margin-left: .35rem;
}
.net-value .net-unit { font-size: 1rem; color: var(--text-3); font-weight: 500; }

/* combined battery + temperature card — two ring gauges */
.sys-card { display: flex; flex-direction: column; }
.sys-gauges { display: flex; gap: 1rem; justify-content: space-around; padding-top: .35rem; }
.gauge { display: flex; flex-direction: column; align-items: center; gap: .45rem; flex: 1 1 0; min-width: 0; }
.gauge-ring {
  --pct: 0; --c: var(--accent); --track: rgba(255,255,255,0.07);
  width: 88px; height: 88px; border-radius: 50%;
  background: conic-gradient(var(--c) calc(var(--pct) * 1%), var(--track) 0);
  display: grid; place-items: center;
  transition: background .6s var(--ease);
}
.gauge-hole {
  width: 70px; height: 70px; border-radius: 50%;
  background: var(--bg-elev);
  display: grid; place-items: center;
}
.gauge-num {
  font-size: 1.1rem; font-weight: 600; letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
.gauge-cap { font-size: .7rem; text-transform: uppercase; letter-spacing: .07em; color: var(--text-3); }
.gauge-sub { font-size: .74rem; color: var(--text-2); text-align: center; min-height: 1em; }
@media (prefers-reduced-motion: reduce) { .gauge-ring { transition: none; } }
.mini-btn {
  margin-top: .7rem;
  padding: .35rem .7rem;
  font-size: .78rem;
  border-radius: 8px;
  background: rgba(91,140,255,0.12);
  border: 1px solid rgba(91,140,255,0.28);
  color: var(--accent);
  cursor: pointer;
  transition: background .15s var(--ease);
}
.mini-btn:hover:not(:disabled) { background: rgba(91,140,255,0.2); }
.mini-btn:disabled { opacity: .6; cursor: progress; }
.speedtest-result { min-height: 1em; color: var(--text-2); font-variant-numeric: tabular-nums; }
.tiny { font-size: .68rem; color: var(--text-3); line-height: 1.3; margin-top: .3rem; }

.bar-track {
  margin-top: .75rem;
  height: 6px;
  border-radius: 3px;
  background: rgba(255,255,255,0.07);
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--accent);
  transition: width .5s var(--ease), background .3s var(--ease);
}
.bar-fill.warn { background: var(--warn); }
.bar-fill.err { background: var(--err); }

section.block { margin-bottom: 2rem; }
section.block h2 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 .85rem;
  color: var(--text);
}
.hint { font-size: .8rem; font-weight: 400; color: var(--text-3); letter-spacing: 0; }

table { width: 100%; border-collapse: collapse; font-size: .87rem; }
th {
  text-align: left;
  color: var(--text-3);
  font-weight: 500;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 0 .75rem .5rem 0;
  border-bottom: 1px solid var(--border);
}
td {
  padding: .55rem .75rem .55rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
}
tr:last-child td { border-bottom: none; }
td.name { color: var(--text); font-weight: 500; }
td.muted { color: var(--text-3); }
.ver {
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--accent);
  background: rgba(91,140,255,0.1);
  border: 1px solid rgba(91,140,255,0.2);
  border-radius: 6px;
  padding: .1rem .4rem;
  white-space: nowrap;
}
tr.clickable td.name, tr.clickable td:nth-child(3) { cursor: pointer; }
tr.clickable:hover td { background: rgba(255,255,255,0.03); }
tr.selected td { background: rgba(91,140,255,0.08); }
tr.selected td.name { color: var(--accent); }
td.act { text-align: right; padding-right: 0; white-space: nowrap; }
.restart-btn {
  font-size: .72rem; padding: .2rem .5rem; border-radius: 6px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--border); color: var(--text-2);
  cursor: pointer;
}
.restart-btn:hover { border-color: var(--err); color: var(--err); background: rgba(248,113,113,0.08); }

#toast {
  position: fixed; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  padding: .6rem 1.1rem; border-radius: 10px; font-size: .85rem;
  background: var(--bg-elev); border: 1px solid var(--border);
  box-shadow: var(--shadow-lg); opacity: 0; transition: opacity .3s var(--ease); z-index: 50;
}
#toast.ok { border-color: rgba(52,211,153,0.4); color: var(--ok); }
#toast.err { border-color: rgba(248,113,113,0.4); color: var(--err); }
.table-wrap { overflow-x: auto; background: var(--bg-elev); border: 1px solid var(--border); border-radius: 16px; padding: .5rem 1rem; }

.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: .5rem; vertical-align: middle; }
.dot.ok { background: var(--ok); box-shadow: 0 0 8px rgba(52,211,153,.6); }
.dot.err { background: var(--err); box-shadow: 0 0 8px rgba(248,113,113,.6); }
.dot.warn { background: var(--warn); }

.env-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.env-card { display: flex; flex-direction: column; gap: .4rem; }
.env-name { font-weight: 600; display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; }
.env-running {
  font-family: var(--mono); font-size: .74rem; font-weight: 500;
  color: var(--accent); background: rgba(91,140,255,0.12);
  border: 1px solid rgba(91,140,255,0.25); border-radius: 6px; padding: .05rem .4rem;
}
.env-links { font-size: .82rem; display: flex; gap: .9rem; }
.env-tags { display: flex; flex-wrap: wrap; gap: .3rem; }
.env-tags .tag {
  font-family: var(--mono); font-size: .68rem;
  color: var(--text-3); border: 1px solid var(--border); border-radius: 5px;
  padding: .04rem .35rem;
}
.env-tags .tag.cur { color: var(--accent); border-color: rgba(91,140,255,0.35); background: rgba(91,140,255,0.08); }
.env-tags .tag.muted { border-style: dashed; }
.env-latency { color: var(--text-3); font-size: .78rem; }
.env-checks { display: flex; flex-direction: column; gap: .2rem; font-size: .78rem; color: var(--text-2); }
.env-checks .dot { width: 7px; height: 7px; }
.an-row { display: flex; align-items: baseline; gap: .5rem; font-size: .82rem; }
.an-row > span:first-child { color: var(--text-2); min-width: 6.5rem; }
.an-row > b { color: var(--text); font-variant-numeric: tabular-nums; }
.an-row .an-sub { color: var(--text-3); font-size: .74rem; }
.an-row.muted { color: var(--text-3); font-size: .74rem; display: block; }

.logs-controls { display: flex; align-items: center; gap: .75rem; margin-bottom: .75rem; flex-wrap: wrap; }
select, button {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: .5rem .85rem;
  font-size: .85rem;
  font-family: inherit;
  cursor: pointer;
}
select:hover, button:hover { border-color: var(--border-hover); }
label.check { display: flex; align-items: center; gap: .4rem; font-size: .85rem; color: var(--text-2); cursor: pointer; }

pre#log-view {
  background: #060709;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1rem 1.25rem;
  max-height: 420px;
  overflow: auto;
  font-family: var(--mono);
  font-size: .78rem;
  line-height: 1.55;
  color: var(--text-2);
  white-space: pre-wrap;
  word-break: break-word;
}

.up-row { margin-bottom: 1.1rem; }
.up-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: .35rem; gap: 1rem; flex-wrap: wrap; }
.up-name { font-weight: 600; font-size: .9rem; }
.up-agg { color: var(--text-3); font-size: .78rem; font-variant-numeric: tabular-nums; }
.up-agg b { color: var(--text-2); }
.up-bars { display: flex; gap: 2px; align-items: stretch; }
.up-bar { flex: 1 1 0; min-width: 2px; height: 30px; border-radius: 2px; background: var(--border); }
.up-bar.ok { background: var(--ok); }
.up-bar.warn { background: var(--warn); }
.up-bar.err { background: var(--err); }
.up-bar.nd { background: rgba(255,255,255,0.06); }
.up-bar:hover { outline: 1px solid var(--text-2); outline-offset: 1px; }
#up-tip {
  position: absolute; transform: translate(-50%, -100%);
  background: var(--bg-elev); border: 1px solid var(--border-hover);
  border-radius: 8px; padding: .45rem .6rem; font-size: .76rem; line-height: 1.4;
  color: var(--text); white-space: nowrap; pointer-events: none;
  box-shadow: var(--shadow-lg); opacity: 0; transition: opacity .12s; z-index: 60;
}
#up-tip.show { opacity: 1; }
#up-tip b { color: var(--accent); }

footer { color: var(--text-3); font-size: .78rem; margin-top: 2.5rem; text-align: center; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}