/* The OMG Software theme: dark, one orange accent, monospace labels. */
:root {
  --bg: #151616;
  --surface: #1b1c1b;
  --surface-raised: #222320;
  --text: #efeee8;
  --muted: #a6a8a0;
  --faint: #8a8e83;
  --border: #343632;
  --accent: #ff8954;
  --accent-hover: #ffa170;
  --accent-text: #191a17;
  --accent-soft: #2a211b;
  --accent-line: #8c5b3c;
  --warn-bg: #2b221c;
  --warn-text: #ffd2b5;
  --pass: #b9d79a;
  --pass-bg: #232b1d;
  --fail: #ff9a8a;
  --fail-bg: #35201d;
  --open: #ffad76;
  --open-bg: #392a21;
  --radius: 4px;
  --sans: Arial, Helvetica, sans-serif;
  --mono: Consolas, "Courier New", monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 var(--sans);
  -webkit-text-size-adjust: 100%;
}

::selection { background: var(--accent); color: var(--bg); }

a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent-hover); text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

.wrap { width: min(1180px, 100% - 112px); margin-inline: auto; }

.skip {
  position: fixed; top: -100px; left: 16px; z-index: 10;
  padding: 12px 20px; background: var(--accent); color: var(--bg);
  font-weight: 600; text-decoration: none;
}
.skip:focus { top: 12px; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}

/* Header */
.site-header { border-bottom: 1px solid var(--border); }
.header-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px 32px; min-height: 96px; flex-wrap: wrap; padding-block: 16px;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  color: var(--text); text-decoration: none;
  font: 700 19px var(--mono); letter-spacing: -0.04em;
}
.brand:hover { color: var(--text); }
.brand img { border-radius: 3px; }
nav { display: flex; gap: 12px 28px; flex-wrap: wrap; align-items: center; }
nav a { color: var(--text); text-decoration: none; font-size: 13px; }
nav a:hover { color: var(--accent); }
nav a:last-child { border-left: 1px solid var(--border); padding-left: 28px; }

/* Sections */
section { padding-block: 72px; border-bottom: 1px solid var(--border); }
section:last-of-type { border-bottom: 0; }
h1, h2, h3 { margin: 0 0 14px; }
h1 {
  font-size: clamp(40px, 5.4vw, 72px); line-height: 1.04; font-weight: 500;
  letter-spacing: -0.05em; max-width: 17ch; margin-bottom: 28px;
}
h2 { font-size: clamp(30px, 3.6vw, 43px); line-height: 1.15; font-weight: 400; letter-spacing: -0.04em; margin-bottom: 18px; }
h3 { font-size: 19px; line-height: 1.35; font-weight: 400; letter-spacing: -0.02em; margin-bottom: 10px; }
p { margin: 0 0 12px; }

.hero { padding-block: 84px 72px; }
.eyebrow {
  display: flex; gap: 10px; align-items: center;
  margin: 0 0 22px; color: var(--accent);
  font: 11px/1.6 var(--mono); letter-spacing: 0.13em; text-transform: uppercase;
}
.eyebrow::before { content: ""; flex: none; width: 6px; height: 6px; background: var(--accent); }
.hero .eyebrow { color: var(--text); }
.lede { font-size: 19px; line-height: 1.55; letter-spacing: -0.01em; max-width: 62ch; }
.section-lede { color: var(--muted); font-size: 15px; line-height: 1.8; max-width: 70ch; margin-bottom: 32px; }
.note { color: var(--muted); font-size: 14px; line-height: 1.8; margin-top: 24px; max-width: 75ch; }

.status {
  margin: 32px 0; padding: 18px 20px; max-width: 70ch;
  background: var(--warn-bg); color: var(--warn-text);
  border: 1px solid var(--accent-line); border-left: 3px solid var(--accent);
  border-radius: var(--radius); font-size: 15px; line-height: 1.7;
}
.status strong { color: var(--accent); }

.actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }
.button {
  display: inline-flex; align-items: center; gap: 24px;
  padding: 15px 20px; border-radius: 3px; border: 1px solid var(--accent);
  background: var(--accent); color: var(--accent-text);
  font-weight: 600; font-size: 13px; text-decoration: none;
  transition: background 0.15s, transform 0.15s;
}
.button:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--accent-text); transform: translateY(-2px); }
.button.secondary { background: transparent; color: var(--text); border-color: var(--border); }
.button.secondary:hover { border-color: var(--muted); color: var(--text); }

/* Card grids */
.grid { display: grid; gap: 18px; padding: 0; margin: 0; list-style: none; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.grid.four { grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); }
.grid > li, .grid > article {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px 28px;
}
.grid p { color: var(--muted); font-size: 14px; line-height: 1.8; margin: 0; }
.grid p + p { margin-top: 10px; }

/* Diagram */
.diagram {
  margin: 0; padding: 20px; overflow-x: auto;
  background-color: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  background-image: radial-gradient(#53534d 0.7px, transparent 0.7px);
  background-size: 18px 18px;
}
.diagram svg { display: block; width: 100%; min-width: 560px; height: auto; }
.zone { fill: var(--bg); stroke: #494944; stroke-width: 1.5; rx: 4px; }
.zone.core { fill: var(--accent-soft); stroke: var(--accent); }
.inner { fill: var(--surface-raised); stroke: var(--accent); stroke-width: 1.5; stroke-dasharray: 4 6; rx: 3px; }
.zone-title { fill: var(--text); font: 400 19px var(--sans); text-anchor: middle; }
.zone-text { fill: var(--muted); font: 12.5px var(--mono); text-anchor: middle; }
.zone-text.small { font-size: 11.5px; }
.flow { stroke: var(--accent); stroke-width: 2; }
.arrowhead { fill: var(--accent); }
.flow-label { fill: var(--text); font: 11.5px var(--mono); text-anchor: middle; }
.flow-label.start { text-anchor: start; }

/* Roadmap */
.roadmap { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; border-top: 1px solid var(--border); }
.roadmap li {
  display: flex; gap: 24px; align-items: baseline;
  padding: 18px 4px; border-bottom: 1px solid var(--border);
}
.roadmap h3 { margin-bottom: 4px; }
.roadmap p { color: var(--muted); font-size: 14px; margin: 0; }
.phase {
  flex: none; min-width: 48px; text-align: center;
  font: 12px var(--mono); letter-spacing: 0.08em; color: var(--muted);
  padding: 4px 8px; border: 1px solid var(--border); border-radius: 3px;
}
.roadmap li.current .phase { color: var(--open); background: var(--open-bg); border-color: var(--accent-line); }

/* Evidence table */
table {
  width: 100%; border-collapse: collapse; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
}
th, td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--border); vertical-align: top; }
tbody tr:last-child td { border-bottom: 0; }
th { font: 11px var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; }
td:last-child { color: var(--muted); }
.tag {
  display: inline-block; font: 11px var(--mono); letter-spacing: 0.04em;
  padding: 3px 8px; border-radius: 3px; margin-right: 6px; white-space: nowrap;
}
.tag.pass { color: var(--pass); background: var(--pass-bg); }
.tag.fail { color: var(--fail); background: var(--fail-bg); }
.tag.open { color: var(--open); background: var(--open-bg); }

.site-footer { padding-block: 32px; border-top: 1px solid var(--border); color: var(--faint); font: 11px/1.8 var(--mono); }
.site-footer p { margin: 0; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--accent); }

/* Long-form text, such as the privacy policy */
.prose > p, .prose > ul { max-width: 75ch; color: var(--muted); font-size: 15px; line-height: 1.8; }
.prose strong { color: var(--text); }
.prose ul { margin: 0 0 12px; padding-left: 1.25em; }
.prose li + li { margin-top: 6px; }
.prose li::marker { color: var(--accent); }
.prose h3 { margin-top: 32px; }
code { font: 0.92em var(--mono); color: var(--text); }

@media (max-width: 1050px) {
  .wrap { width: calc(100% - 64px); }
  section { padding-block: 60px; }
}

@media (max-width: 760px) {
  .wrap { width: calc(100% - 32px); }
  .header-row { min-height: 72px; }
  .brand { font-size: 17px; }
  nav { gap: 10px 18px; }
  nav a { font-size: 12px; }
  nav a:last-child { border-left: 0; padding-left: 0; }
  section { padding-block: 48px; }
  .hero { padding-block: 52px 48px; }
  h1 { letter-spacing: -0.04em; }
  .lede { font-size: 17px; }
  .eyebrow { font-size: 10px; letter-spacing: 0.1em; }
  .grid > li, .grid > article { padding: 22px; }
  .roadmap li { gap: 16px; }
  table, thead, tbody, tr, th, td { display: block; }
  thead { display: none; }
  tbody tr { border-bottom: 1px solid var(--border); padding: 10px 0; }
  td { border-bottom: 0; padding: 4px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  .button:hover { transform: none; }
}