/* RNDR Monitor dashboard: dark theme, cards in a grid that collapses to one column on a phone. */
:root {
  --bg: #0f1216;
  --panel: #171b21;
  --line: #262c35;
  --text: #e6e9ee;
  --muted: #8b95a3;
  --green: #3ecf8e;
  --blue: #6aa7ff;
  --amber: #f0b44c;
  --red: #ff5d5d;
  --bar: #3ecf8e;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  /* soft colour fields behind the glass cards */
  background:
    radial-gradient(900px 520px at 8% -8%, rgba(62, 207, 142, .18), transparent 65%),
    radial-gradient(800px 480px at 100% 10%, rgba(106, 167, 255, .20), transparent 65%),
    radial-gradient(700px 520px at 40% 75%, rgba(150, 110, 255, .14), transparent 65%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-variant-numeric: tabular-nums;
}
button {
  font: inherit;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 12px;
  cursor: pointer;
}
button:hover { border-color: var(--muted); }

/* Header */
.top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}
.top h1 { font-size: 17px; margin: 0; margin-right: auto; }
.ranges { display: flex; flex-wrap: wrap; gap: 4px; }
.ranges button[aria-pressed="true"] { background: var(--text); color: var(--bg); border-color: var(--text); }
.logout { margin: 0; }
.logout button { color: var(--muted); }

/* Fleet totals */
.fleet {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 8px;
  padding: 16px;
}
.tile {
  background: linear-gradient(160deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02));
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, .08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06);
  border-radius: 12px;
  padding: 10px 12px;
}
.tile .label { color: var(--muted); font-size: 12px; }
.tile .value { font-size: 22px; font-weight: 600; }
.tile .sub { color: var(--muted); font-size: 12px; }
.message { margin: 0 16px 12px; padding: 10px 12px; border-radius: 8px; background: #3a1d1d; color: var(--text); }

/* Node cards */
.nodes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
  padding: 0 16px 16px;
}
.card {
  --tone: var(--blue);
  --tone-rgb: 106, 167, 255;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 14px 16px 0;
  border-radius: 18px;
  /* liquid glass: translucent fill, blur of what is behind, bright top edge, soft glow in the status colour */
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .16) 0%, rgba(255, 255, 255, .04) 28%, rgba(255, 255, 255, 0) 55%),
    linear-gradient(180deg, rgba(var(--tone-rgb), .07), rgba(var(--tone-rgb), .01) 60%),
    rgba(22, 27, 34, .55);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, .06);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .28),
    inset 0 -1px 0 rgba(255, 255, 255, .05),
    0 0 24px rgba(var(--tone-rgb), .14),
    0 14px 34px rgba(0, 0, 0, .45);
}
/* blurred status light in the top-right corner */
.card::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -110px;
  right: -80px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: var(--tone);
  filter: blur(55px);
  opacity: .32;
  pointer-events: none;
}
/* light along the edge: a 1.5 px gradient ring, brightest at the top right */
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  padding: 1.5px;
  border-radius: inherit;
  background: linear-gradient(225deg, rgba(var(--tone-rgb), .75) 0%, rgba(var(--tone-rgb), .30) 35%, rgba(255, 255, 255, .08) 65%, rgba(var(--tone-rgb), .22) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
  pointer-events: none;
}
.card.tone-green { --tone: var(--green); --tone-rgb: 62, 207, 142; }
.card.tone-blue { --tone: var(--blue); --tone-rgb: 106, 167, 255; }
.card.tone-amber { --tone: var(--amber); --tone-rgb: 240, 180, 76; }
.card.tone-red { --tone: var(--red); --tone-rgb: 255, 93, 93; }
.card.tone-green::before, .card.tone-green::after { animation: breathe 5s ease-in-out infinite; }
.card.tone-red::before { opacity: .45; }
@keyframes breathe { 50% { opacity: .5; } }
@media (prefers-reduced-motion: reduce) { .card::before, .card::after { animation: none !important; } }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.card h2 { font-size: 16px; margin: 0; }
.card .where { color: var(--muted); font-size: 12px; }
.pill { display: inline-block; border-radius: 999px; padding: 2px 10px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.pill.rendering { background: rgba(62, 207, 142, .15); color: var(--green); }
.pill.idle { background: rgba(106, 167, 255, .15); color: var(--blue); }
.pill.starting { background: rgba(240, 180, 76, .15); color: var(--amber); }
.pill.problem { background: var(--red); color: #fff; }
.card-head > div:last-child { text-align: right; }
.since, .seen { color: var(--muted); font-size: 12px; }
.seen.stale { color: var(--red); }
.hw { margin: 8px 0; color: var(--muted); font-size: 12px; }
.hw.sys { margin-top: -6px; }
.hw-list { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; margin: 0; font-size: 13px; }
.hw-list dt { color: var(--muted); }
.hw-list dd { margin: 0; overflow-wrap: anywhere; }
.gpus { display: grid; gap: 2px; margin: 4px 0 8px; font-size: 12px; }
.gpus.stale { opacity: .5; }
.gpu { display: flex; flex-wrap: wrap; gap: 2px 10px; }
.gpu-name { color: var(--muted); min-width: 40px; }
.ob { display: flex; flex-wrap: wrap; align-items: center; gap: 2px 10px; font-size: 12px; margin: -4px 0 8px; }
.ob-score { font-weight: 600; }
.tier { border-radius: 4px; padding: 0 6px; font-size: 11px; font-weight: 600; background: var(--line); }
.tier-performance { color: var(--amber); }
.tier-standard { color: var(--blue); }
.tier-economy { color: var(--green); }
.warn-inline { color: var(--amber); }
.warn { color: var(--amber); font-size: 12px; margin: 4px 0; }
.card-chart { margin: auto -16px 0; padding-top: 10px; }   /* auto: pushed to the card's bottom edge */
.card-chart .stats, .card-chart .bars-axis { padding: 0 16px; }
.stats { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 6px; margin: 0 0 6px; }
.stat .label { color: var(--muted); font-size: 11px; }
.stat .value { font-size: 15px; font-weight: 600; white-space: nowrap; }
.ok { color: var(--green); }
.bad { color: var(--red); }
.mid { color: var(--muted); }
.bars { width: 100%; height: 56px; display: block; }
.bars rect.bg { fill: rgba(255, 255, 255, .05); }
.bars rect.busy { fill: var(--bar); fill-opacity: .85; }
.bars-axis { display: flex; justify-content: space-between; color: var(--muted); font-size: 10px; margin-bottom: 2px; }
.card-foot { display: flex; flex-wrap: wrap; gap: 4px 14px; color: var(--muted); font-size: 11px; margin-top: 4px; padding-top: 6px; border-top: 1px solid rgba(255, 255, 255, .07); }
.updated { color: var(--muted); font-size: 12px; padding: 0 16px 24px; }

/* Node page (node.php) */
.back, a.button { color: var(--muted); text-decoration: none; font-size: 13px; }
.back:hover { color: var(--text); }
a.button { border: 1px solid var(--line); border-radius: 6px; padding: 6px 12px; }
a.button:hover { color: var(--text); border-color: var(--muted); }
.node-link { color: inherit; text-decoration: none; }
.node-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.charts { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(420px, 100%), 1fr)); gap: 12px; padding: 0 16px 12px; }
.panel {
  min-width: 0;
  padding: 12px 14px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255, 255, 255, .10) 0%, rgba(255, 255, 255, .03) 30%, rgba(255, 255, 255, 0) 60%), rgba(22, 27, 34, .55);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, .08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .18), 0 12px 30px rgba(0, 0, 0, .35);
}
.panel-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 2px 12px; margin-bottom: 6px; }
.panel-head h2 { font-size: 14px; margin: 0; }
.panel-head .mid { font-size: 12px; }
.chart-box { position: relative; }
.chart { display: block; }
.chart .grid { stroke: rgba(255, 255, 255, .07); stroke-width: 1; }
.chart .axis { fill: var(--muted); font-size: 10px; }
.chart .guide { stroke: rgba(255, 255, 255, .35); stroke-width: 1; }
.chart .ref { stroke: var(--amber); stroke-width: 1; stroke-dasharray: 4 4; opacity: .7; }
.chart .ref-label { fill: var(--amber); }
.chart .line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .dot { stroke: #161b22; stroke-width: 2; }
.chart .bar-busy { fill: var(--green); fill-opacity: .85; }
.chart .value-label { fill: var(--text); font-size: 11px; font-weight: 600; }
.legend { display: flex; flex-wrap: wrap; gap: 2px 14px; color: var(--muted); font-size: 12px; margin-bottom: 4px; }
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; flex: none; }
.tip {
  position: absolute; top: 4px; z-index: 2; pointer-events: none; min-width: 140px;
  padding: 6px 8px; border-radius: 8px; font-size: 12px;
  background: rgba(15, 18, 22, .92); border: 1px solid rgba(255, 255, 255, .12); box-shadow: 0 6px 18px rgba(0, 0, 0, .4);
}
.tip-title { color: var(--muted); margin-bottom: 2px; }
.tip-row { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.tip-label { color: var(--muted); }
.tip-value { margin-left: auto; padding-left: 10px; font-weight: 600; }
.empty { margin: 24px 0; text-align: center; font-size: 12px; }
.score-list { font-size: 12px; margin-top: 4px; }
.events-panel { margin: 0 16px 12px; }
.toggle { color: var(--muted); font-size: 12px; display: inline-flex; align-items: center; gap: 4px; }
.events { list-style: none; margin: 0; padding: 0; max-height: 420px; overflow-y: auto; font-size: 12px; }
.events li { display: grid; grid-template-columns: 110px 150px 1fr; gap: 8px; padding: 3px 0; border-bottom: 1px solid rgba(255, 255, 255, .05); }
.ev-type { font-weight: 600; }

/* Fleet comparison table (dashboard) */
.compare { margin: 0 16px 12px; }
.table-wrap { overflow-x: auto; }
.compare table { width: 100%; border-collapse: collapse; font-size: 13px; }
.compare th, .compare td { padding: 6px 8px; text-align: right; white-space: nowrap; border-bottom: 1px solid rgba(255, 255, 255, .06); }
.compare th:first-child, .compare td:first-child { text-align: left; }
.compare th { color: var(--muted); font-weight: 600; font-size: 12px; }
.compare th button { all: unset; cursor: pointer; }
.compare th button:hover, .compare th button:focus-visible { color: var(--text); }
.compare th[aria-sort] button { color: var(--text); }
.compare .note { color: var(--muted); font-size: 12px; margin: 6px 0 0; }

/* Login */
body.login { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-box { width: 100%; max-width: 320px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 20px; display: grid; gap: 10px; }
.login-box h1 { font-size: 18px; margin: 0 0 6px; }
.login-box label { color: var(--muted); font-size: 12px; }
.login-box input[type="password"] { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; }
.login-box .error { color: var(--red); margin: 0; }

@media (max-width: 480px) {
  .charts { grid-template-columns: 1fr; }
  .events li { grid-template-columns: 1fr; gap: 0; padding: 5px 0; }
}
@media (max-width: 420px) {
  .nodes { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}