/* Net Readout - test report look (concept A) with an instrument gauge (concept B).
   System fonts only: the site loads nothing from third parties. */
:root {
  --paper: #eef2ec;
  --sheet: #fbfcf9;
  --ink: #17221b;
  --muted: #5b6a60;
  --rule: #c9d5cc;
  --brand: #2f5d43;
  --brand-soft: #dfeae2;
  --pass: #2c7a4d;
  --check: #a86c00;
  --fail: #b3362c;
  --info: #3d6385;
  --na: #7a857e;
  --chip-ink: #ffffff;
  --gauge-track: #d8e1da;
  --cond: "Roboto Condensed", "Arial Narrow", "Segoe UI", system-ui, sans-serif;
  --body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #101612; --sheet: #172019; --ink: #e3ebe5; --muted: #98a89d; --rule: #2d3a31;
    --brand: #6cc093; --brand-soft: #1f3327; --pass: #3fa36b; --check: #d79a2b; --fail: #e2675c;
    --info: #6a9cc7; --na: #7d8a82; --chip-ink: #0f1511; --gauge-track: #2a352d;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 16px/1.55 var(--body);
}
a { color: var(--brand); }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

.top {
  border-bottom: 2px solid var(--brand);
  background: var(--sheet);
}
.top-in, main, .foot-in {
  max-width: 820px; margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.top-in { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding-block: 12px; }
.mark { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--ink); }
.mark svg { width: 26px; height: 26px; }
.mark b { font: 700 20px/1 var(--cond); letter-spacing: .08em; text-transform: uppercase; }
nav { display: flex; gap: 4px; flex-wrap: wrap; }
nav a {
  font: 600 14px/1 var(--cond); letter-spacing: .06em; text-transform: uppercase;
  text-decoration: none; color: var(--muted); padding: 8px 10px; border-radius: 4px;
}
nav a[aria-current="page"] { color: var(--brand); background: var(--brand-soft); }

main { padding-block: 28px 48px; display: grid; gap: 24px; }
h1 { font: 700 clamp(26px, 5vw, 34px)/1.1 var(--cond); letter-spacing: .02em; margin: 0; text-wrap: balance; }
h2 { font: 700 20px/1.2 var(--cond); letter-spacing: .04em; text-transform: uppercase; margin: 0; }
.lede { margin: 0; color: var(--muted); max-width: 62ch; }

/* The report sheet */
.sheet { background: var(--sheet); border: 2px solid var(--brand); }
.sheet-head {
  display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 4px 16px;
  padding: 10px 16px; border-bottom: 2px solid var(--brand); background: var(--brand-soft);
}
.sheet-head h2 { color: var(--brand); }
.ref { font: 12px/1.4 var(--mono); color: var(--muted); }
.big {
  padding: 18px 16px 14px; border-bottom: 1px dashed var(--rule);
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.big .ip { font: 600 clamp(22px, 6vw, 34px)/1.15 var(--mono); overflow-wrap: anywhere; min-width: 0; }
.big .lbl { width: 100%; font: 600 12px/1 var(--cond); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
button, .btn {
  font: 600 15px/1 var(--body); background: var(--brand); color: var(--sheet);
  border: 0; border-radius: 4px; padding: 10px 16px; cursor: pointer; text-decoration: none; display: inline-block;
}
button.ghost { background: transparent; color: var(--brand); border: 1px solid var(--brand); padding: 7px 12px; font-size: 14px; }
button:disabled { opacity: .55; cursor: default; }

.rows { list-style: none; margin: 0; padding: 0; }
.row { border-bottom: 1px dashed var(--rule); padding: 10px 16px; }
.row:last-child { border-bottom: 0; }
.row-main { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 12px; align-items: center; }
.row .k { font-weight: 600; }
.row .v { grid-column: 1; font: 15px/1.45 var(--mono); color: var(--ink); overflow-wrap: anywhere; min-width: 0; }
.row .chip { grid-column: 2; grid-row: 1 / span 2; }
.row details { margin-top: 6px; font-size: 14px; color: var(--muted); }
.row details summary { cursor: pointer; color: var(--brand); font-weight: 600; width: fit-content; }
.row details p { margin: 6px 0 0; max-width: 64ch; }
.chip {
  font: 700 12px/1 var(--mono); letter-spacing: .04em; padding: 5px 8px; border-radius: 3px;
  color: var(--chip-ink); background: var(--na); white-space: nowrap;
}
.chip.pass { background: var(--pass); } .chip.check { background: var(--check); }
.chip.fail { background: var(--fail); } .chip.info { background: var(--info); }
.chip.wait { background: transparent; color: var(--muted); border: 1px dashed var(--rule); }

/* Stage log while tests run */
.log { padding: 10px 16px; border-top: 1px dashed var(--rule); font: 13px/1.6 var(--mono); color: var(--muted); min-height: 2.2em; }
.log span.ok::after { content: " ✓"; color: var(--pass); }
.log .now { color: var(--ink); }
.log .now::after { content: "…"; }

.sheet-foot { padding: 8px 16px; border-top: 2px solid var(--brand); font: 12px/1.5 var(--mono); color: var(--muted); }

/* Gauge */
.gauge-wrap { padding: 16px; display: grid; justify-items: center; gap: 8px; border-bottom: 1px dashed var(--rule); }
.gauge { width: min(100%, 360px); height: auto; }
.gauge .track { stroke: var(--gauge-track); }
.gauge .fill { stroke: var(--brand); transition: stroke-dashoffset .25s linear; }
.gauge .tick { fill: var(--muted); font: 11px var(--mono); }
.gauge .needle { stroke: var(--ink); transform-origin: 120px 120px; transition: transform .25s linear; }
.gauge circle { fill: var(--ink); }
.gauge .read { fill: var(--ink); font: 700 34px var(--mono); }
.gauge .unit { fill: var(--muted); font: 600 12px var(--cond); letter-spacing: .12em; }
@media (prefers-reduced-motion: reduce) { .gauge .fill, .gauge .needle { transition: none; } }

.links { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.links a {
  display: grid; gap: 4px; padding: 14px; background: var(--sheet); border: 1px solid var(--rule);
  text-decoration: none; color: var(--ink);
}
.links a b { font: 700 16px var(--cond); letter-spacing: .06em; text-transform: uppercase; color: var(--brand); }
.links a span { font-size: 14px; color: var(--muted); }
.muted { color: var(--muted); }
.note { font-size: 14px; color: var(--muted); max-width: 66ch; margin: 0; }
.prose { display: grid; gap: 12px; max-width: 66ch; }
.prose p, .prose ul { margin: 0; }
.prose h2 { margin-top: 8px; }

footer { border-top: 1px solid var(--rule); }
.foot-in { padding-block: 16px 28px; display: flex; gap: 16px; flex-wrap: wrap; font-size: 14px; color: var(--muted); }
.foot-in a { color: var(--muted); }