:root {
  --ink: #14181F;
  --rope: #1E3A5F;
  --hold: #F2C230;
  --wall: #F5F7FA;
  --concrete: #D5DAE1;
  --pass: #1F7A4D;
  --fail: #C2410C;
  --muted: #4A5361;
  --surface: #FFFFFF;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #EEF1F5; --wall: #11151B; --surface: #1A2029; --concrete: #2E3642; --muted: #A4ADBA;
    --rope: #8DB4E2; --pass: #5BC48D; --fail: #F2786F;
  }
}
:root[data-theme="dark"] {
  --ink: #EEF1F5; --wall: #11151B; --surface: #1A2029; --concrete: #2E3642; --muted: #A4ADBA;
  --rope: #8DB4E2; --pass: #5BC48D; --fail: #F2786F;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--wall); color: var(--ink); font: 16px/1.5 var(--sans); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.top, main, .foot { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.top { padding-top: 20px !important; display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; padding-top: 32px; padding-bottom: 16px; border-bottom: 4px solid var(--ink); }
.eyebrow { margin: 0; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: 13px; color: var(--rope); }
h1 { margin: 4px 0 0; font-size: clamp(24px, 3.2vw, 32px); font-weight: 900; letter-spacing: -.02em; line-height: 1.05; }
h2 { margin: 0 0 12px; font-size: 14px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }

.chip { font-weight: 800; font-size: 13px; padding: 6px 12px; border-radius: 999px; background: var(--concrete); color: var(--ink); white-space: nowrap; transition: background-color .3s; }
.chip[data-state="qualified"] { background: var(--pass); color: #fff; }
.chip[data-state="escalated"], .chip[data-state="error"] { background: var(--fail); color: #fff; }
.chip[data-state="recorded"] { background: var(--hold); color: #14181F; }

.cases { max-width: 1120px; margin: 0 auto; padding: 0 24px; display: flex; flex-wrap: wrap; gap: 0; border-bottom: 1px solid var(--concrete); }
.cases a { font-weight: 800; font-size: 13px; text-decoration: none; color: var(--muted); padding: 12px 14px 10px; border-bottom: 3px solid transparent; }
.cases a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--hold); }
.sub a { font-weight: 700; color: var(--rope); }
.savings { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.stat { display: flex; flex-direction: column; gap: 6px; background: var(--surface); padding: 16px; border-top: 4px solid var(--rope); }
.mid { font-size: clamp(24px, 2.8vw, 34px); font-weight: 900; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat input { font: 700 16px var(--sans); width: 100%; max-width: 140px; padding: 6px 8px; border: 1px solid var(--concrete); border-radius: 4px; background: var(--wall); color: var(--ink); }
.projection input { display: inline-block; width: 90px; margin: 0 4px; }
.compare { max-width: 1120px; margin: 0 auto; padding: 16px 24px 0; }
.compare h2 { margin-bottom: 8px; }
.row { padding: 22px 0; border-bottom: 1px solid var(--concrete); }
.state { padding: 64px 0; color: var(--muted); }
.state.error { color: var(--fail); }

.tax-line { margin: 16px 0 0; font-size: clamp(20px, 2.6vw, 32px); font-weight: 900; letter-spacing: -.01em; }
.tax-line strong { background: var(--hold); color: #14181F; padding: 0 6px; }
.row-1.tax-first .tax-line { font-size: clamp(30px, 5vw, 56px); }
.scores { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 16px 32px; }
.score, .delta { display: flex; flex-direction: column; }
.label { font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.big { font-size: clamp(56px, 8vw, 96px); font-weight: 900; line-height: .95; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.row-1.tax-first .big { font-size: clamp(48px, 8vw, 88px); }
.sub { font-size: 14px; color: var(--muted); }
.arrow { font-size: 48px; font-weight: 900; color: var(--concrete); padding-bottom: 28px; }
.delta .big { color: var(--rope); }
.note { margin: 12px 0 0; font-size: 14px; color: var(--muted); max-width: 70ch; }

.dots { display: grid; grid-template-columns: max-content 1fr; gap: 10px 16px; align-items: center; }
.dots .group { font-weight: 800; font-size: 14px; }
.dots ol { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; }
a.dot { display: inline-grid; place-items: center; text-decoration: none; }
.dot { position: relative; width: 26px; height: 26px; border-radius: 50%; border: 0; cursor: default; color: #fff; font: 700 11px var(--sans); }
.dot[data-status="passed"] { background: var(--pass); }
.dot[data-status="failed"], .dot[data-status="timeout"] { background: var(--fail); }
.dot[data-status="unknown"], .dot[data-status="not_started"] { background: var(--concrete); color: var(--ink); }
.dot.human { box-shadow: 0 0 0 3px var(--wall), 0 0 0 5px var(--ink); margin-left: 6px; }
.dot .tip { display: none; position: absolute; left: 50%; bottom: 34px; transform: translateX(-50%); min-width: 220px; background: var(--ink); color: var(--wall); padding: 8px 10px; font: 12px/1.4 var(--sans); text-align: left; z-index: 2; white-space: normal; }
.dot:hover .tip, .dot:focus .tip { display: block; }

.fail-card { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; background: var(--surface); border-left: 6px solid var(--fail); padding: 20px; }
.fail-card pre { margin: 0 0 12px; font: 14px/1.5 var(--mono); white-space: pre-wrap; word-break: break-word; }
.fail-card img { width: 100%; height: auto; border: 1px solid var(--concrete); }
.fail-card a, .review a, .foot a { color: var(--rope); font-weight: 700; }
.fail-card .meta { font-size: 14px; color: var(--muted); margin: 0 0 8px; }

.table-wrap { overflow-x: auto; }
.timeline { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--surface); }
.timeline th, .timeline td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--concrete); vertical-align: top; }
.timeline th { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.timeline code { font: 13px var(--mono); }
.pill { font-weight: 800; }
.pill.ok { color: var(--pass); }
.pill.bad { color: var(--fail); }
.timeline tr.highlight td { background: color-mix(in srgb, var(--fail) 8%, transparent); }

.review { background: var(--surface); padding: 20px; border-left: 6px solid var(--rope); }
.operator-note { margin: 0 0 12px; padding: 10px 12px; border-left: 4px solid var(--fail); font-weight: 700; }
.review pre { font: 13px/1.5 var(--mono); white-space: pre-wrap; margin: 0 0 12px; }

.foot { padding-top: 20px; padding-bottom: 40px; font-size: 14px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px 24px; }

@media (max-width: 720px) {
  .top, main, .foot { padding: 0 16px; }
  .top { padding-top: 24px; padding-bottom: 12px; }
  .fail-card { grid-template-columns: 1fr; }
  .arrow { display: none; }
  .dots { grid-template-columns: 1fr; }
  .savings { grid-template-columns: 1fr 1fr; }
  .cases { padding: 12px 16px 0; }
}
@media print {
  :root { --ink: #14181F; --wall: #FFFFFF; --surface: #FFFFFF; --concrete: #D5DAE1; --muted: #4A5361; --rope: #1E3A5F; --pass: #1F7A4D; --fail: #C2410C; }
  body { background: #fff; color: #000; }
  .chip { border: 1px solid #000; }
  .dot.human { box-shadow: 0 0 0 3px var(--wall), 0 0 0 5px var(--ink); margin-left: 6px; }
.dot .tip { display: none !important; }
  .row { break-inside: avoid; }
  a { color: #000; }
}
.timeline a, .compare a { color: var(--rope); font-weight: 700; }