.docs-hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}
.docs-hub-card { display: block; color: inherit; }
.docs-hub-card:hover { color: inherit; }
.docs-hub-card.hidden { display: none; }
.docs-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2rem;
  margin-top: 1.5rem;
  align-items: start;
}
.docs-side {
  position: sticky;
  top: calc(var(--nav-h) + 1rem);
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255,255,255,0.95);
  border-radius: 18px;
  padding: 1rem 0.85rem;
  box-shadow: var(--shadow), inset 0 1px 0 #fff;
  max-height: calc(100vh - var(--nav-h) - 2rem);
  overflow: auto;
}
.docs-side .group {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding: 0.65rem 0.65rem 0.35rem;
}
.docs-side a {
  display: block;
  padding: 0.4rem 0.65rem;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.docs-side a:hover, .docs-side a.active {
  background: rgba(99, 91, 255, 0.08);
  color: var(--accent);
}
.docs-main {
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.9);
  border-radius: 22px;
  padding: 2rem 2rem 2.5rem;
  box-shadow: var(--shadow), inset 0 1px 0 #fff;
  text-align: left;
}
.docs-main h1 {
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  margin-bottom: 0.75rem;
  color: var(--text);
}
.docs-main h2 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 2rem 0 0.75rem;
  color: var(--text);
  padding-top: 0.5rem;
  border-top: 1px solid rgba(10,37,64,0.06);
}
.docs-main h2:first-of-type { border-top: 0; margin-top: 1.25rem; }
.docs-main h3 {
  font-size: 1.05rem;
  font-weight: 650;
  margin: 1.35rem 0 0.5rem;
  letter-spacing: -0.02em;
}
.docs-main p, .docs-main li {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.6;
  letter-spacing: -0.01em;
  margin-bottom: 0.75rem;
}
.docs-main ul, .docs-main ol { padding-left: 1.25rem; margin-bottom: 1rem; }
.docs-main code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: rgba(10, 37, 64, 0.05);
  padding: 0.12rem 0.4rem;
  border-radius: 6px;
  color: var(--text);
}
.docs-main table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.25rem;
  font-size: 0.9rem;
}
.docs-main th, .docs-main td {
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid rgba(10, 37, 64, 0.06);
  color: var(--text-secondary);
}
.docs-main th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 650;
}
.docs-main .callout {
  background: rgba(99, 91, 255, 0.06);
  border: 1px solid rgba(99, 91, 255, 0.12);
  border-radius: 14px;
  padding: 1rem 1.15rem;
  margin: 1.25rem 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
}
.docs-main .callout strong { color: var(--text); }
.docs-pager {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(10, 37, 64, 0.06);
}
.docs-pager a {
  font-weight: 600;
  font-size: 0.9rem;
}
@media (max-width: 900px) {
  .docs-hub-grid { grid-template-columns: 1fr 1fr; }
  .docs-shell { grid-template-columns: 1fr; }
  .docs-side { position: static; max-height: none; display: flex; flex-wrap: wrap; gap: 0.15rem; }
  .docs-side .group { width: 100%; }
}
@media (max-width: 600px) {
  .docs-hub-grid { grid-template-columns: 1fr; }
  .docs-main { padding: 1.35rem; }
}