/* Docs — HiLinkChat */

.docs-layout {
  display: grid;
  gap: 0;
  min-height: 100vh;
  padding-top: var(--nav-h);
}

@media (min-width: 960px) {
  .docs-layout {
    grid-template-columns: 280px 1fr;
  }
}

.docs-sidebar {
  position: sticky;
  top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  padding: 1.5rem 1rem 2rem;
  border-right: 1px solid var(--border);
  background: var(--bg-elevated);
}

.docs-sidebar h2 {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 1.25rem 0 0.5rem;
  padding: 0 0.75rem;
}

.docs-sidebar h2:first-child { margin-top: 0; }

.docs-sidebar a {
  display: block;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 8px;
  transition: background 0.2s, color 0.2s;
}

.docs-sidebar a:hover,
.docs-sidebar a.is-active {
  color: var(--primary);
  background: rgba(0, 102, 255, 0.08);
}

.docs-search {
  width: 100%;
  padding: 0.65rem 0.85rem;
  margin-bottom: 1rem;
  font-family: inherit;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.docs-search:focus {
  border-color: rgba(0, 102, 255, 0.45);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.12);
}

.docs-sidebar a.is-filtered,
.docs-sidebar h2.is-filtered {
  display: none;
}

.docs-sidebar-home {
  display: block;
  margin-bottom: 1rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text);
  border-radius: 8px;
}

.docs-sidebar-home:hover,
.docs-sidebar-home.is-active {
  color: var(--primary);
  background: rgba(0, 102, 255, 0.08);
}

.docs-main {
  padding: 2rem clamp(1.25rem, 4vw, 3rem) 4rem;
  max-width: 760px;
  width: 100%;
}

.docs-breadcrumb {
  margin: 0 0 1.25rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.docs-breadcrumb a {
  color: var(--primary);
  font-weight: 600;
}

.docs-page,
.docs-article {
  scroll-margin-top: calc(var(--nav-h) + 1rem);
}

.docs-page h2:first-child {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  margin: 0 0 1rem;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.docs-page h3,
.docs-article h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 1.5rem 0 0.5rem;
}

.docs-page p,
.docs-page li,
.docs-article p,
.docs-article li {
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

.docs-page ul,
.docs-page ol,
.docs-article ul,
.docs-article ol {
  margin: 0.75rem 0;
  padding-left: 1.25rem;
}

.docs-page code,
.docs-article code {
  font-size: 0.88em;
  padding: 0.15em 0.4em;
  background: rgba(0, 102, 255, 0.08);
  border-radius: 6px;
  color: var(--primary-dark);
}

.docs-callout {
  margin: 1.25rem 0;
  padding: 1rem 1.15rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--primary);
  background: rgba(0, 102, 255, 0.06);
  font-size: 0.95rem;
  color: var(--text);
}

.docs-mobile-nav {
  display: flex;
  gap: 0.5rem;
  padding: 1rem;
  overflow-x: auto;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}

.docs-mobile-nav a {
  flex-shrink: 0;
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.docs-mobile-nav a:hover {
  border-color: var(--primary);
  color: var(--primary);
}

@media (min-width: 960px) {
  .docs-mobile-nav { display: none; }
}

@media (max-width: 959px) {
  .docs-sidebar { display: none; }
}

.docs-mobile-nav a.is-active {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0, 102, 255, 0.08);
}

.docs-home {
  display: grid;
  gap: 2rem;
}

.docs-home-group h2 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}

.docs-home-links {
  display: grid;
  gap: 0.5rem;
}

.docs-home-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--text);
  background: var(--bg-elevated);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.docs-home-link:hover {
  border-color: rgba(0, 102, 255, 0.35);
  box-shadow: var(--shadow);
  transform: translateY(-1px);
  color: var(--primary);
}

.docs-home-link::after {
  content: "→";
  color: var(--text-muted);
  font-weight: 400;
}

.docs-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.docs-pager-link {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  transition: border-color 0.2s, transform 0.2s;
}

.docs-pager-link span {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.docs-pager-link strong {
  font-size: 0.95rem;
  color: var(--text);
}

.docs-pager-link:hover {
  border-color: rgba(0, 102, 255, 0.35);
  transform: translateY(-1px);
}

.docs-pager-link--next {
  text-align: right;
  grid-column: 2;
}

.docs-pager-link--prev {
  grid-column: 1;
}

.docs-main h1 {
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 0 0 0.75rem;
}

.docs-intro {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin: 0 0 2.5rem;
  line-height: 1.65;
}

.docs-page pre,
.docs-article pre {
  margin: 1rem 0;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  border-radius: var(--radius-sm);
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid var(--border);
}

.docs-page pre code,
.docs-article pre code {
  padding: 0;
  background: none;
  color: var(--text);
  font-size: 0.85rem;
}

.docs-loading,
.docs-error {
  color: var(--text-muted);
}

.docs-hidden { display: none !important; }