:root {
  --paper: #f3efe4;
  --paper-deep: #e8e1d1;
  --ink: #1c1914;
  --ink-soft: #4a453c;
  --rule: #c9c0ad;
  --accent: #1f4d3a;
  --accent-ink: #f3efe4;
  --high: #8f2d22;
  --medium: #9a5b14;
  --low: #2d6a4f;
  --card: #fffdf7;
  --shadow: 0 10px 30px rgba(28, 25, 20, 0.06);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(31, 77, 58, 0.08), transparent 50%),
    var(--paper);
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  line-height: 1.55;
}

h1, h2, h3, .wordmark {
  font-family: Fraunces, Georgia, serif;
  font-optical-sizing: auto;
  letter-spacing: -0.02em;
}

a { color: var(--accent); }
a:hover { color: var(--ink); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0.5rem;
}
.skip-link:focus {
  left: 0.5rem;
  background: var(--ink);
  color: var(--paper);
  padding: 0.4rem 0.7rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.masthead {
  border-bottom: 1px solid var(--rule);
  background: rgba(243, 239, 228, 0.92);
  backdrop-filter: blur(8px);
}

.masthead-inner,
.footer-inner,
main {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
}

.masthead-inner {
  padding: 1.4rem 0 1rem;
}

.wordmark {
  display: inline-block;
  font-size: 1.7rem;
  font-weight: 620;
  color: var(--ink);
  text-decoration: none;
}

.tagline {
  margin: 0.15rem 0 0.9rem;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.2rem;
}

.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 0.25rem;
}

main { padding: 2.2rem 0 4rem; }

.hero {
  padding: 1.2rem 0 2rem;
  max-width: 42rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.1rem);
  line-height: 1.05;
  margin: 0 0 1rem;
}

.lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
}

.fine, .muted { color: var(--ink-soft); font-size: 0.92rem; }

.subscribe-form,
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.4rem 0 0.6rem;
}

.subscribe-form input,
.subscribe-form select,
.filter-bar input,
.filter-bar select,
.stack-form input,
.stack-form textarea,
.report-form input,
.report-form textarea {
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--rule);
  background: var(--card);
  border-radius: 4px;
  font: inherit;
  color: var(--ink);
}

.subscribe-form input,
.subscribe-form select,
.filter-bar input { flex: 1 1 180px; }

button,
.subscribe-form button,
.filter-bar button,
.stack-form button,
.report-form button {
  padding: 0.75rem 1.15rem;
  background: var(--accent);
  color: var(--accent-ink);
  border: 0;
  border-radius: 4px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:hover { filter: brightness(1.08); }

.form-status {
  flex-basis: 100%;
  margin: 0.2rem 0 0;
  font-weight: 600;
}

.form-status.error { color: var(--high); }
.form-status.ok { color: var(--low); }

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding: 1.4rem 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2.4rem;
}

.stats-row strong {
  display: block;
  font-family: Fraunces, Georgia, serif;
  font-size: 2rem;
}

.stats-row span { color: var(--ink-soft); font-size: 0.92rem; }

.how { margin-bottom: 2.6rem; }

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 1rem 1rem 1.1rem;
  box-shadow: var(--shadow);
  min-height: 8.5rem;
}

.steps li::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  font-family: Fraunces, Georgia, serif;
  color: var(--accent);
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.8rem;
}

.section-head h2, .recent-block h2, .doc-list h2 { margin: 0 0 0.8rem; }

.change-card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-left: 4px solid var(--rule);
  padding: 1rem 1.1rem 1.05rem;
  margin-bottom: 0.8rem;
  box-shadow: var(--shadow);
}

.severity-high { border-left-color: var(--high); }
.severity-medium { border-left-color: var(--medium); }
.severity-low { border-left-color: var(--low); }

.change-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.8rem;
  align-items: center;
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin-bottom: 0.45rem;
}

.change-company {
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
}

.change-summary { margin: 0 0 0.55rem; }
.change-link { font-weight: 700; text-decoration: none; }

.pill {
  display: inline-block;
  padding: 0.08rem 0.45rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.pill-high { background: #f3d4cf; color: var(--high); }
.pill-medium { background: #f4e3c7; color: var(--medium); }
.pill-low { background: #d5eadc; color: var(--low); }

.company-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.7rem;
}

.company-tile {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 0.9rem 1rem;
  text-decoration: none;
  color: var(--ink);
  min-height: 5.2rem;
}

.company-tile:hover { border-color: var(--accent); }
.company-name { font-weight: 700; }
.company-cat { color: var(--ink-soft); font-size: 0.86rem; }

.page-intro { max-width: 40rem; margin-bottom: 1.6rem; }
.page-intro h1 { font-size: clamp(2rem, 5vw, 3.1rem); margin: 0 0 0.7rem; }
.measure { max-width: 40rem; }

.doc-list ul { padding-left: 1.1rem; }
.doc-list li { margin-bottom: 0.45rem; }

.change-page { max-width: 42rem; }
.impact {
  background: var(--paper-deep);
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--accent);
}

.change-points { margin: 1.6rem 0; }
.change-points ol { padding-left: 1.2rem; }
.change-points li { margin-bottom: 1rem; }
.point-meaning { margin: 0 0 0.4rem; }
.change-points blockquote {
  margin: 0;
  padding: 0.7rem 0.85rem;
  background: var(--card);
  border: 1px solid var(--rule);
  font-size: 0.95rem;
}

.change-diff { margin: 1.8rem 0 2rem; }
.diff-hunk {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 0.85rem 1rem;
  margin-bottom: 0.7rem;
}
.diff-hunk p { margin: 0 0 0.55rem; }
.diff-hunk p:last-child { margin-bottom: 0; }
.diff-hunk span {
  display: inline-block;
  min-width: 4.2rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.was { color: var(--high); }
.now { color: var(--low); }

.source-link { font-weight: 700; }

.text-btn {
  background: none;
  color: var(--accent);
  padding: 0;
  border: 0;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: underline;
}

[hidden] { display: none !important; }

.stack-form,
.report-form {
  display: grid;
  gap: 0.75rem;
  max-width: 28rem;
}

.stack-form label,
.report-form label { display: grid; gap: 0.3rem; font-weight: 600; }

.empty {
  padding: 1.2rem;
  background: var(--card);
  border: 1px dashed var(--rule);
}

.highlights { margin-bottom: 2rem; }
.highlight-card {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 1.1rem 1.2rem;
  margin-bottom: 0.9rem;
  box-shadow: var(--shadow);
}
.highlight-card h3 { margin: 0 0 0.35rem; }
.highlight-list { margin: 0.6rem 0 0; padding-left: 1.2rem; }
.highlight-list li { margin-bottom: 0.35rem; }

.faq details {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.5rem;
}
.faq summary { cursor: pointer; font-weight: 600; }

.ad-slot {
  margin: 1.6rem 0;
  padding: 0.6rem 0.7rem 0.75rem;
  border: 1px dashed var(--rule);
  background: rgba(255, 253, 247, 0.7);
  min-height: 0;
}
.ad-label {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

pre {
  background: var(--ink);
  color: var(--paper);
  padding: 1rem 1.1rem;
  overflow: auto;
  font-size: 0.92rem;
}

.crumbs {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.crumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 0.35rem;
  color: var(--rule);
}

.site-footer {
  border-top: 1px solid var(--rule);
  padding: 1.6rem 0 2rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

@media (max-width: 700px) {
  .stats-row { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.3rem; }
  .section-head { flex-direction: column; align-items: flex-start; }
}