/* ServerMonitor dashboard — futuristic theme.
   Chart series colors validated against both surfaces (dataviz six checks). */

:root {
  color-scheme: light;
  --page:        #f2f6fc;
  --surface-1:   #ffffff;
  --text-1:      #0b1220;
  --text-2:      #45566b;
  --muted:       #7c8aa0;
  --grid:        #e3e9f2;
  --baseline:    #c9d4e3;
  --border:      rgba(0, 89, 214, 0.16);
  --glow:        rgba(0, 89, 214, 0.08);
  --accent:      #0059d6;
  --accent-2:    #4a5bd9;
  --halo:        rgba(0, 89, 214, 0.06);
  --series-1:    #2a78d6;   /* blue  — slot 1 */
  --series-2:    #eb6834;   /* orange — slot 2 */
  --status-good:     #0ca30c;
  --status-warning:  #fab219;
  --status-critical: #d03b3b;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --page:        #070b14;
    --surface-1:   #0e1626;
    --text-1:      #f2f7ff;
    --text-2:      #9fb3c8;
    --muted:       #6b7a90;
    --grid:        #1c2940;
    --baseline:    #2a3a55;
    --border:      rgba(77, 216, 255, 0.22);
    --glow:        rgba(77, 216, 255, 0.10);
    --accent:      #4dd8ff;
    --accent-2:    #7b8cff;
    --halo:        rgba(77, 216, 255, 0.07);
    --series-1:    #3987e5;
    --series-2:    #d95926;
    --status-good:     #2fe6a0;
    --status-warning:  #ffc145;
    --status-critical: #ff5d73;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background:
    radial-gradient(1100px 480px at 50% -12%, var(--halo), transparent 70%),
    var(--page);
  color: var(--text-1);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.45;
  min-height: 100vh;
}
h1, h2 { margin: 0; font-weight: 700; }
h1 { font-size: 16px; letter-spacing: 0.18em; text-transform: uppercase; }
h2 {
  font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-2);
}
p { margin: 0; }

.topbar {
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-1) 72%, transparent);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 5;
}
.topbar-inner {
  max-width: 1100px; margin: 0 auto; padding: 14px 20px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.topbar-right { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.badge {
  font-size: 11px; letter-spacing: 0.08em; color: var(--text-2);
  border: 1px solid var(--border); border-radius: 999px;
  padding: 3px 12px; white-space: nowrap;
  background: var(--surface-1);
}
.conn { color: var(--status-good); font-size: 11px; transition: color .3s; }
.conn.off { color: var(--status-critical); }

.wrap { max-width: 1100px; margin: 0 auto; padding: 20px; }

/* stat tiles */
.tiles {
  display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 16px;
}
.tile {
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: 14px; padding: 12px 14px; position: relative; overflow: hidden;
  box-shadow: 0 4px 22px var(--glow);
}
.tile-label {
  font-size: 10px; font-weight: 700; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--text-2);
}
.tile-value { font-size: 26px; font-weight: 700; margin-top: 3px; }
.tile-unit { font-size: 15px; font-weight: 500; color: var(--text-2); margin-left: 2px; }
.tile-sub { font-size: 11px; color: var(--muted); margin-top: 2px; max-width: calc(100% - 100px); }
.spark { position: absolute; right: 10px; bottom: 10px; width: 120px; height: 32px; opacity: .9; }

/* cards & grids */
.card {
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: 14px; padding: 14px 16px; margin-bottom: 16px;
  box-shadow: 0 4px 22px var(--glow);
}
.grid-2 { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }
@media (max-width: 820px) { .grid-2 { grid-template-columns: 1fr; } }
.card-head {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 12px; margin-bottom: 10px; flex-wrap: wrap;
}
.card-note { font-size: 12px; color: var(--muted); }

/* charts */
.chart-box { position: relative; height: 180px; }
.chart-box.tall { height: 220px; }
.chart-box canvas { position: absolute; inset: 0; width: 100%; height: 100%; }

.legend { display: flex; gap: 14px; font-size: 12px; color: var(--text-2); }
.key { display: inline-flex; align-items: center; gap: 6px; }
.swatch { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.swatch.s1 { background: var(--series-1); }
.swatch.s2 { background: var(--series-2); }

.tooltip {
  position: fixed; z-index: 10; pointer-events: none;
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: 10px; padding: 8px 10px; font-size: 12px;
  box-shadow: 0 6px 22px rgba(0, 0, 0, .28), 0 0 18px var(--glow);
  min-width: 120px;
}
.tooltip .tt-time { color: var(--muted); margin-bottom: 4px; }
.tooltip .tt-row { display: flex; align-items: center; gap: 6px; }
.tooltip .tt-row b { margin-left: auto; font-variant-numeric: tabular-nums; font-weight: 600; }

/* speed test */
.speed-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px; margin-bottom: 12px;
}
.speed-item {
  border: 1px solid var(--border); border-radius: 12px; padding: 10px 12px;
}
.speed-item .tile-value { font-size: 20px; }
.speed-run { display: flex; align-items: center; gap: 12px; }
.speed-status { font-size: 12px; color: var(--text-2); }
button {
  font: inherit; font-weight: 700; letter-spacing: 0.06em; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: 0; border-radius: 10px;
  padding: 9px 18px; cursor: pointer;
  box-shadow: 0 4px 18px var(--glow);
}
button:hover { filter: brightness(1.1); }
button:disabled { opacity: .55; cursor: default; }
@media (prefers-color-scheme: dark) {
  button { color: #06121f; }
}

/* containers table */
.table-scroll { overflow-x: auto; }
.ct-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.ct-table th {
  text-align: left; font-size: 10.5px; font-weight: 700; color: var(--muted);
  text-transform: uppercase; letter-spacing: .12em;
  border-bottom: 1px solid var(--grid); padding: 6px 10px 6px 0;
}
.ct-table td {
  padding: 8px 10px 8px 0; border-bottom: 1px solid var(--grid);
  vertical-align: middle; white-space: nowrap;
}
.ct-table tr:last-child td { border-bottom: 0; }
.ct-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.ct-name { font-weight: 600; }
.ct-net, .ct-disk { color: var(--text-2); white-space: nowrap; }
.state { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; }
.state .dot {
  width: 8px; height: 8px; border-radius: 50%; display: inline-block;
}
.state.running .dot { background: var(--status-good); box-shadow: 0 0 8px var(--status-good); }
.state.paused .dot { background: var(--status-warning); box-shadow: 0 0 8px var(--status-warning); }
.state.exited .dot, .state.dead .dot { background: var(--status-critical); }
.state.other .dot { background: var(--muted); }
.empty { color: var(--muted); font-size: 13px; padding: 8px 0; }

.foot {
  text-align: center; color: var(--muted); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase; padding: 8px 0 24px;
}