.docs-app {
  max-width: 1200px;
}

.site-nav {
  display: flex;
  gap: 8px;
  align-items: center;
}

.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  transition: 0.12s ease;
}

.site-nav a:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.site-nav a.active {
  background: var(--accent);
  color: #0b1220;
  border-color: transparent;
}

.docs-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 16px;
  align-items: start;
}

@media (max-width: 900px) {
  .docs-layout { grid-template-columns: 1fr; }
  .docs-toc { position: static !important; }
}

.docs-toc {
  position: sticky;
  top: 12px;
}

.docs-toc ol {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.7;
}

.docs-toc a {
  color: var(--text-muted);
  text-decoration: none;
}

.docs-toc a:hover { color: var(--accent); }

.docs-content {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.docs-section h2 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.docs-section h3 {
  font-size: 1rem;
  margin: 14px 0 8px;
}

.docs-section p,
.docs-section li {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.docs-section p { margin-bottom: 10px; }
.docs-section ul, .docs-section ol { margin: 0 0 12px 1.2rem; }
.docs-section strong { color: var(--text); }
.docs-section code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--bg);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--accent);
}

.callout {
  background: var(--accent-dim);
  border: 1px solid rgba(61, 220, 151, 0.3);
  border-radius: 10px;
  padding: 12px 14px;
  margin: 12px 0;
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.5;
}

.docs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin: 10px 0 14px;
}

.docs-table th,
.docs-table td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}

.docs-table th {
  background: var(--bg);
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.docs-table td { color: var(--text-muted); }
.docs-table td strong { color: var(--text); }

.factor-doc {
  border-top: 1px solid var(--border);
  padding-top: 14px;
  margin-top: 14px;
}

.factor-doc:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 8px;
}

.unit-pill {
  display: inline-block;
  margin-left: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-dim);
  border-radius: 999px;
  padding: 3px 8px;
  vertical-align: middle;
}

.steps {
  counter-reset: step;
  list-style: none;
  margin-left: 0 !important;
  padding-left: 0 !important;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding-left: 36px;
  margin-bottom: 10px;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent);
  color: #0b1220;
  font-weight: 800;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.formula {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--accent);
  overflow-x: auto;
  margin: 12px 0;
  line-height: 1.5;
}

.back-link {
  margin-top: 16px !important;
}

.back-link a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.back-link a:hover { text-decoration: underline; }