:root {
  color-scheme: light;
  --ink: #1c1c1c;
  --muted: #555;
  --line: #d7d7d7;
  --link: #153e75;
  --link-hover: #0f2d55;
  --bg-soft: #f8f8f8;
  --max: 900px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

main {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  padding: 32px 0 56px;
}

h1, h2 { line-height: 1.15; margin: 0; }
h1 { font-size: 2rem; margin-bottom: 10px; }
h2 {
  font-size: 1.2rem;
  margin: 28px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

p { margin: 0 0 14px; }
a { color: var(--link); text-underline-offset: 2px; }
a:hover, a:focus { color: var(--link-hover); }

.lede { max-width: 760px; color: var(--muted); font-size: 1.05rem; }

.topic-context,
.topic-intro {
  max-width: 760px;
  font-size: 1.02rem;
  margin-bottom: 14px;
}

.topic-intro {
  color: var(--muted);
}

.doc-context {
  color: var(--muted);
  font-size: 0.96rem;
  margin: 0 0 10px;
}

.top-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 18px 0 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
}

.topic-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 24px;
  /* matches the .filter-chips layout on the main homepage for standardized button appearance */
}

.topic-nav a {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  padding: 5px 11px;
  text-decoration: none;
  white-space: nowrap;
  flex: 0 0 auto;
  scroll-snap-align: start;
  -webkit-tap-highlight-color: transparent;
  cursor: pointer;
}

.topic-nav a:hover,
.topic-nav a:focus {
  border-color: var(--ink);
  color: var(--ink);
}

.topic-nav a.is-current {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.topic-keywords {
  color: var(--muted);
  font-size: 0.94rem;
  margin-bottom: 20px;
}

.subdocs {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.subdocs > li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 14px;
  border: 1px solid var(--line);
}

.sub-number {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  font-weight: 700;
}

.sub-number--tiered {
  width: auto;
  min-width: 32px;
  padding: 0 6px;
  font-variant-numeric: tabular-nums;
}

.doc-title { font-weight: 700; }
.doc-meta { color: var(--muted); font-size: 0.94rem; margin: 4px 0 8px; }
.doc-desc { color: var(--muted); font-size: 0.96rem; }
.doc-actions { display: flex; flex-wrap: wrap; gap: 12px; font-weight: 700; margin-top: 8px; }

.case-docs {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  counter-reset: filing;
}

.case-docs > li {
  counter-increment: filing;
  margin: 0 0 8px;
  padding-left: 1.6em;
  position: relative;
}

.case-docs > li::before {
  content: counter(filing) ".";
  position: absolute;
  left: 0;
  font-weight: 700;
  color: var(--muted);
}

.case-related {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.case-related h2 { margin-top: 0; }

.notice {
  margin-top: 28px;
  padding: 14px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--muted);
  font-size: 0.96rem;
}

footer {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.94rem;
}

@media (max-width: 640px) {
  h1 { font-size: 1.65rem; }
  .subdocs > li { grid-template-columns: 1fr; }
  .sub-number { justify-self: start; }
}