/* ============================================================
   docs.css — Inline document layout and content styles
   ============================================================ */

/* ── MAIN CONTENT ── */
.docs-main {
  max-width: 780px;
  margin: 0 auto;
  padding: 2.5rem 2rem 5rem;
}

/* ── ARTICLE ── */
.docs-article h1 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--text-strong);
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: 0.75rem;
}

.docs-article > h1 + p {
  font-size: 1.1rem;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--border);
}

/* ── INLINE TABLE OF CONTENTS ── */
.docs-toc {
  margin-bottom: 2.5rem;
}

.docs-toc__details {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  overflow: hidden;
}

.docs-toc__summary {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.875rem 1.25rem;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: color var(--t);
}
.docs-toc__summary::-webkit-details-marker { display: none; }
.docs-toc__summary:hover { color: var(--text-strong); }
.docs-toc__summary::before {
  content: '\25b8 ';
  font-size: 0.7rem;
  color: var(--text-muted);
  transition: transform var(--t);
}
.docs-toc__details[open] .docs-toc__summary::before { content: '\25be '; }

.docs-toc__links {
  padding: 0 1.25rem 1rem;
  border-top: 1px solid var(--border-subtle);
}

.docs-toc__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  padding: 0;
}

.docs-toc__sublist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  padding-left: 1.25rem;
  margin-top: 0.125rem;
}

.docs-toc__item {
  font-size: 0.875rem;
  line-height: 1.5;
}

.docs-toc__item a {
  display: block;
  padding: 0.3rem 0.625rem;
  border-radius: var(--radius-sm);
  color: var(--text);
  text-decoration: none;
  transition: color var(--t), background var(--t);
}
.docs-toc__item a:hover {
  color: var(--accent);
  background: var(--accent-light);
}

.docs-toc__item--sub a {
  font-size: 0.825rem;
  color: var(--text-muted);
  padding-left: 0.75rem;
}
.docs-toc__item--sub a:hover { color: var(--text); }

/* ── PROSE ── */
.prose h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-strong);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-top: 3rem;
  margin-bottom: 0.75rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.prose h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }

.prose h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-strong);
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

.prose h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-strong);
  margin-top: 1.5rem;
  margin-bottom: 0.375rem;
}

.prose p {
  font-size: 1rem;
  color: var(--text);
  line-height: 1.82;
  margin-bottom: 1.125rem;
}
.prose p:last-child { margin-bottom: 0; }

.prose ul, .prose ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.prose li {
  font-size: 0.9625rem;
  color: var(--text);
  line-height: 1.75;
}

.prose li > ul, .prose li > ol {
  margin-top: 0.5rem;
  margin-bottom: 0.25rem;
}

.prose a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}
.prose a:hover { color: var(--accent-dark); }

.prose strong {
  font-weight: 600;
  color: var(--text-strong);
}

.prose hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  margin: 1.5rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: block;
  overflow-x: auto;
}
.prose th {
  background: var(--bg);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.625rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.prose td {
  padding: 0.75rem 1rem;
  color: var(--text);
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
  line-height: 1.55;
}
.prose tr:last-child td { border-bottom: none; }

/* ── CODE ── */
.prose code {
  font-family: var(--mono);
  font-size: 0.845em;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.15em 0.4em;
  color: var(--text-strong);
}

.prose pre {
  background: #0f172a;
  border-radius: var(--radius);
  padding: 1.375rem 1.5rem;
  overflow-x: auto;
  margin: 1.5rem 0;
  border: 1px solid rgba(255,255,255,0.06);
}

.prose pre code {
  font-family: var(--mono);
  font-size: 0.875rem;
  background: none;
  border: none;
  padding: 0;
  color: #e2e8f0;
  line-height: 1.7;
}

/* ── CALLOUT BOXES ── */
.prose blockquote {
  background: var(--accent-light);
  border: 1px solid var(--accent-border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}
.prose blockquote p {
  font-size: 0.9375rem;
  color: var(--text-strong);
  line-height: 1.65;
  margin: 0;
}

/* ── SECTION INDEX ── */
.section-index {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.section-index__card {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  padding: 1.25rem 1.375rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: box-shadow var(--t), border-color var(--t);
}
.section-index__card:hover {
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.section-index__title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--accent);
}

.section-index__desc {
  font-size: 0.845rem;
  color: var(--text);
  line-height: 1.6;
}

/* ── HOME PAGE ── */
.docs-home__intro {
  font-size: 1.1rem;
  color: var(--text);
  line-height: 1.72;
  margin-bottom: 2.5rem;
  max-width: 620px;
}

.docs-home__section {
  margin-bottom: 2.5rem;
}

.docs-home__section-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-strong);
  letter-spacing: -0.02em;
  margin-bottom: 0.875rem;
}
.docs-home__section-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--t);
}
.docs-home__section-title a:hover { color: var(--accent); }

.docs-home__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-left: 0;
  margin: 0;
}

.docs-home__list li {
  font-size: 0.9375rem;
  color: var(--text);
  line-height: 1.6;
}

.docs-home__list a {
  color: var(--accent);
  font-weight: 500;
  text-decoration: none;
}
.docs-home__list a:hover { text-decoration: underline; }

.docs-home__desc { color: var(--text-muted); font-weight: 400; }

/* ── NAV DROPDOWN ── */
.nav__docs-menu {
  position: relative;
}

.nav__browse-btn {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.45rem 0.875rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--sans);
  white-space: nowrap;
  transition: border-color var(--t), background var(--t);
}
.nav__browse-btn:hover {
  border-color: var(--accent);
  background: var(--accent-light);
}
.nav__browse-btn::after {
  content: '\25be';
  font-size: 0.6rem;
  margin-top: 2px;
}

.nav__dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 260px;
  max-height: 70vh;
  overflow-y: auto;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1), 0 2px 8px rgba(0,0,0,0.06);
  z-index: 200;
  padding: 0.5rem 0;
}
.nav__dropdown.open { display: block; }

.nav__dropdown-section {
  padding: 0.5rem 1rem 0.125rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.nav__dropdown-link {
  display: block;
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  transition: background var(--t);
}
.nav__dropdown-link:hover { background: var(--bg); color: var(--text-strong); }
.nav__dropdown-link--active { color: var(--accent); font-weight: 600; }

/* ── PAGER ── */
.docs-pager {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}

.docs-pager__side { flex: 1; }
.docs-pager__side--right { text-align: right; }

.docs-pager__link {
  display: inline-flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.25rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: box-shadow var(--t), border-color var(--t);
  max-width: 300px;
}
.docs-pager__link:hover { box-shadow: var(--shadow-md); border-color: #cbd5e1; }
.docs-pager__link--next { margin-left: auto; text-align: right; }

.docs-pager__dir {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.docs-pager__title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
}

/* ── SEARCH RESULTS ── */
.search-wrap { position: relative; flex: 1 1 auto; max-width: 320px; }

.search-results {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1), 0 2px 8px rgba(0,0,0,0.06);
  z-index: 200;
  overflow: hidden;
  max-height: 400px;
  overflow-y: auto;
}

.search-result {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.875rem 1.125rem;
  border-bottom: 1px solid var(--border-subtle);
  text-decoration: none;
  transition: background var(--t);
}
.search-result:last-child { border-bottom: none; }
.search-result:hover { background: var(--bg); }

.search-result__section {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.search-result__title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-strong);
  line-height: 1.3;
}

.search-result__excerpt {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.5;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .docs-main { padding: 2rem 1.5rem 3.5rem; }
}

@media (max-width: 600px) {
  .docs-main { padding: 1.5rem 1rem 2.5rem; }
  .section-index { grid-template-columns: 1fr; }
  .docs-pager { flex-direction: column; }
  .docs-pager__link--next { margin-left: 0; text-align: left; }
  .nav__browse-btn span.label { display: none; }
}