/* Peer Studios brand tokens (mirrors the portal: slate neutrals, indigo accent, glass cards).
   Theme is driven by a `dark` class on <html>, set before paint by the inline script in index.html. */
:root {
  --accent: #4f46e5;
  --bg: rgb(248 250 252);
  --panel: rgb(255 255 255 / .72);
  --panel-border: rgb(0 0 0 / .07);
  --track: #e2e8f0;
  --line: rgb(15 23 42 / .08);
  --text: #0f172a;
  --muted: #64748b;
  --faint: #94a3b8;
  --dl: #4f46e5;
  --dl-2: #818cf8;
  --ul: #0284c7;
  --ul-2: #38bdf8;
  --ok: #059669;
  --err: #dc2626;
  --shadow: 0 1px 2px rgb(15 23 42 / .04);
  --glow: .75;
  --radius: 16px;
  --font-sans: "InterVariable", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, monospace;
  color-scheme: light;
}
.dark {
  --accent: #818cf8;
  --bg: rgb(9 11 17);
  --panel: rgb(255 255 255 / .035);
  --panel-border: rgb(255 255 255 / .08);
  --track: rgb(255 255 255 / .07);
  --line: rgb(255 255 255 / .08);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --faint: #64748b;
  --dl: #818cf8;
  --dl-2: #4f46e5;
  --ul: #38bdf8;
  --ul-2: #0369a1;
  --ok: #34d399;
  --err: #f87171;
  --shadow: 0 1px 2px rgb(0 0 0 / .3);
  --glow: .5;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
html { scrollbar-gutter: stable; }
body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 var(--font-sans);
  -webkit-font-smoothing: antialiased;
}
/* Ambient accent wash behind the page. */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(60rem 40rem at 12% -10%, color-mix(in oklab, var(--accent) 22%, transparent), transparent 70%),
    radial-gradient(50rem 36rem at 92% 0%, color-mix(in oklab, var(--accent) 12%, transparent), transparent 65%);
  opacity: var(--glow);
}
::selection { background: color-mix(in oklab, var(--accent) 35%, transparent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: .5rem; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
button, select, input { font: inherit; color: inherit; }

.wrap { max-width: 72rem; margin: 0 auto; padding: 40px 20px 32px; }
@media (min-width: 640px) { .wrap { padding: 64px 32px 32px; } }

.panel, .metric {
  background: var(--panel); border: 1px solid var(--panel-border); border-radius: var(--radius);
  box-shadow: var(--shadow); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}

/* header */
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px 24px; flex-wrap: wrap; margin-bottom: 40px; }
.brand { display: flex; align-items: center; gap: 12px; margin: 0; font-size: 18px; line-height: 1; font-weight: 600; letter-spacing: -.02em; }
.logo {
  display: block; flex-shrink: 0; height: 32px; aspect-ratio: 1120 / 1182; background: var(--text);
  -webkit-mask: url(logo.svg) center / contain no-repeat; mask: url(logo.svg) center / contain no-repeat;
}
.brand-product { color: var(--accent); }
.top-right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 11px; border-radius: 999px; font-size: 13px;
  background: var(--panel); border: 1px solid var(--panel-border); color: var(--muted);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--faint); }
.chip.internal .dot { background: var(--ok); }
.chip.external .dot { background: var(--accent); }
.chip.internal, .chip.external { color: var(--text); }

.theme-toggle {
  display: flex; align-items: center; gap: 2px; padding: 2px; border-radius: 999px;
  border: 1px solid var(--panel-border); background: var(--panel); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.theme-toggle button {
  display: grid; place-items: center; width: 32px; height: 32px; border: 0; border-radius: 999px;
  background: transparent; color: var(--muted); cursor: pointer; transition: color .15s, background .15s;
}
.theme-toggle button:hover { color: var(--text); }
.theme-toggle button[aria-checked="true"] { background: var(--accent); color: #fff; box-shadow: 0 1px 2px rgb(0 0 0 / .15); }
.theme-toggle svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* layout */
main { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 24px; align-items: start; }
@media (max-width: 920px) { main { grid-template-columns: minmax(0, 1fr); } }

/* gauge */
.stage { display: flex; flex-direction: column; gap: 20px; }
.gauge { position: relative; width: min(440px, 100%); aspect-ratio: 1; margin: 0 auto; }
.gauge svg { width: 100%; height: 100%; display: block; overflow: visible; }
.gauge .track, .gauge .fill { fill: none; stroke-width: 16; stroke-linecap: round; }
.gauge .track { stroke: var(--track); }
.gauge .fill { stroke: url(#grad-download); stroke-dasharray: 0 1000; opacity: 0; }
.gauge.upload .fill { stroke: url(#grad-upload); }
.gauge .tip { fill: var(--text); opacity: 0; transition: opacity .3s; }
.gauge.running .tip { opacity: 1; }
.gauge .tick { stroke: var(--line); stroke-width: 2; }
.gauge .tick.major { stroke: var(--faint); }
.gauge .tick-label { fill: var(--muted); font-size: 11px; text-anchor: middle; dominant-baseline: middle; font-family: var(--font-mono); }

.readout {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  pointer-events: none; opacity: 0; transition: opacity .25s;
}
.gauge.running .readout, .gauge.done .readout { opacity: 1; }
.phase { text-transform: uppercase; letter-spacing: .14em; font-size: 12px; color: var(--muted); font-weight: 600; }
.gauge.download .phase { color: var(--dl); }
.gauge.upload .phase { color: var(--ul); }
.value { font-size: clamp(40px, 11vw, 60px); font-weight: 600; letter-spacing: -.04em; line-height: 1.05; }
.unit { color: var(--muted); font-size: 15px; }

.go {
  position: absolute; left: 50%; top: 50%; translate: -50% -50%;
  width: 42%; aspect-ratio: 1; border-radius: 50%; border: 0;
  background: var(--accent); color: #fff;
  font-size: clamp(28px, 7vw, 40px); font-weight: 600; letter-spacing: .02em; cursor: pointer;
  transition: transform .15s, box-shadow .3s, opacity .25s;
  box-shadow: 0 12px 40px -12px color-mix(in oklab, var(--accent) 70%, transparent);
  animation: pulse 2.4s infinite;
}
.go:hover { transform: scale(1.04); }
.go:active { transform: scale(.97); }
.go:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; border-radius: 50%; }
.gauge.running .go, .gauge.done .go { opacity: 0; pointer-events: none; animation: none; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent) 40%, transparent); }
  70% { box-shadow: 0 0 0 22px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.progress { position: absolute; left: 30%; right: 30%; bottom: 10%; height: 3px; border-radius: 3px; background: var(--track); overflow: hidden; opacity: 0; transition: opacity .25s; }
.gauge.running .progress { opacity: 1; }
#progress-bar { height: 100%; width: 0; background: var(--dl); }
.gauge.upload #progress-bar { background: var(--ul); }

/* metrics */
.metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 620px) { .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.metric { padding: 14px 16px; transition: border-color .2s, box-shadow .2s; }
.metric .label { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
.metric .swatch { width: 10px; height: 10px; border-radius: 3px; }
.metric.dl .swatch { background: var(--dl); }
.metric.ul .swatch { background: var(--ul); }
.metric .num { margin-top: 4px; display: flex; align-items: baseline; gap: 6px; }
.metric .num b { font-size: 26px; font-weight: 600; letter-spacing: -.02em; }
.metric .num small { color: var(--muted); font-size: 13px; }
.metric.active { border-color: color-mix(in oklab, var(--accent) 45%, transparent); box-shadow: 0 8px 30px -12px color-mix(in oklab, var(--accent) 60%, transparent); }
.metric.dl.active { border-color: color-mix(in oklab, var(--dl) 55%, transparent); }
.metric.ul.active { border-color: color-mix(in oklab, var(--ul) 55%, transparent); box-shadow: 0 8px 30px -12px color-mix(in oklab, var(--ul) 60%, transparent); }

.chart-panel { padding: 14px; }
#chart { width: 100%; height: 160px; display: block; }
.error { margin: 10px 4px 0; color: var(--err); font-size: 14px; }

/* side */
.side { display: flex; flex-direction: column; gap: 16px; }
.settings { padding: 4px 16px; }
.settings summary { cursor: pointer; padding: 10px 0; font-weight: 600; letter-spacing: -.01em; }
.settings label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); margin: 6px 0 14px; }
.settings label output { color: var(--text); font-weight: 600; }
.settings select { background: var(--panel); border: 1px solid var(--panel-border); border-radius: 10px; padding: 8px 10px; }
.settings input[type=range] { accent-color: var(--accent); width: 100%; }
.hint { font-size: 12px; color: var(--muted); margin: 0 0 14px; }

.client { padding: 14px 16px 10px; }
.client h2 { font-size: 15px; margin: 0 0 6px; letter-spacing: -.01em; }
.client dl { margin: 0; }
.client dl > div { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.client dl > div:last-child { border-bottom: 0; }
.client dt { color: var(--muted); }
.client dd { margin: 0; overflow-wrap: anywhere; }
.client dd.mono { font-size: 12.5px; }
.client .badge { display: inline-block; margin-left: 6px; padding: 0 7px; border-radius: 999px; font: 500 11px/18px var(--font-sans); vertical-align: 1px; background: color-mix(in oklab, var(--accent) 15%, transparent); color: var(--accent); }
.client .badge.internal { background: color-mix(in oklab, var(--ok) 15%, transparent); color: var(--ok); }
.client .note { color: var(--faint); }

.history { padding: 14px 16px; }
.history-head { display: flex; justify-content: space-between; align-items: center; }
.history h2 { font-size: 15px; margin: 0; letter-spacing: -.01em; }
.link { background: none; border: 0; color: var(--muted); cursor: pointer; font-size: 13px; padding: 4px; }
.link:hover { color: var(--accent); }
.table-scroll { overflow-x: auto; margin-top: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
th { white-space: nowrap; text-align: left; color: var(--muted); font-weight: 500; padding: 6px 4px; border-bottom: 1px solid var(--line); }
td { padding: 7px 4px; border-bottom: 1px solid var(--line); white-space: nowrap; font-variant-numeric: tabular-nums; }
tr:last-child td { border-bottom: 0; }
td.dl { color: var(--dl); } td.ul { color: var(--ul); }
td .net { display: inline-block; width: 7px; height: 7px; margin: 0 7px 1px 0; border-radius: 50%; background: var(--accent); }
td .net.internal { background: var(--ok); }
.empty { color: var(--muted); font-size: 13px; margin: 8px 0 2px; }

/* footer */
.foot {
  margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  font-size: 12px; color: var(--faint);
}
.foot kbd { border: 1px solid currentColor; border-radius: 4px; padding: 0 4px; font-family: inherit; opacity: .8; }