/* Base tokens — mirrors the main site's dark glass look. Accent colors
   (--accent-a/b, --link, --heading-accent) are overridden per doc set via an
   inline <style> block generated from the repo name (see Theme.php). */
:root {
  --bg-base: #0a0a0f;
  --text: #f2f2f5;
  --muted: #a8a8b3;

  --accent-a: #2322da;
  --accent-b: #da1a19;
  --accent-a-soft: rgba(35, 34, 218, 0.35);
  --accent-b-soft: rgba(218, 26, 25, 0.35);
  --accent-a-faint: rgba(35, 34, 218, 0.14);
  --link: #7d7bff;
  --heading-accent: #ff9a94;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg-base);
  overflow-x: hidden;
}

a {
  color: var(--link);
}

/* Animated blurred background — identical structure/timing to the main site */
.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: var(--bg-base);
}

.blob {
  position: absolute;
  width: 55vmax;
  height: 55vmax;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.5;
  will-change: transform;
}

.blob-a {
  top: -15%;
  left: -10%;
  background: var(--accent-a);
  animation: drift-a 12s ease-in-out infinite;
}

.blob-b {
  bottom: -20%;
  right: -10%;
  background: var(--accent-b);
  animation: drift-b 15s ease-in-out infinite;
}

.blob-c {
  top: 30%;
  left: 40%;
  width: 40vmax;
  height: 40vmax;
  background: linear-gradient(135deg, var(--accent-a), var(--accent-b));
  animation: drift-c 9s ease-in-out infinite;
}

@keyframes drift-a {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(15vw, 10vh) scale(1.15); }
}

@keyframes drift-b {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-12vw, -12vh) scale(1.1); }
}

@keyframes drift-c {
  0%, 100% { transform: translate(-50%, -50%) rotate(0deg); }
  50% { transform: translate(-40%, -60%) rotate(20deg); }
}

@media (prefers-reduced-motion: reduce) {
  .blob { animation: none; }
}

/* Top bar */
.docs-topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  padding: 1.75rem 1.5rem 1rem;
}

.docs-brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 0.85rem;
  padding: 0.5rem 0.85rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.docs-brand img {
  display: block;
  height: 28px;
  width: auto;
}

.docs-heading {
  min-width: 0;
}

.docs-heading h1 {
  margin: 0;
  font-size: 1.4rem;
  line-height: 1.25;
}

.docs-heading p {
  margin: 0.15rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* Two-pane shell */
.docs-shell {
  flex: 1;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0.5rem 1.5rem 3rem;
  display: grid;
  grid-template-columns: minmax(240px, 300px) 1fr;
  gap: 1.5rem;
  align-items: start;
}

.glass {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.25rem;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Left pane: controls + tree */
.docs-nav {
  padding: 1rem;
  position: sticky;
  top: 1rem;
  max-height: calc(100vh - 2rem);
  overflow: auto;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.btn-back {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.7rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
}

.btn-back:hover {
  border-color: var(--accent-a-soft);
  color: var(--link);
}

.search {
  position: relative;
  flex: 1;
  min-width: 0;
}

.search input[type="search"] {
  width: 100%;
  padding: 0.5rem 0.7rem;
  font-size: 0.9rem;
  color: var(--text);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 0.6rem;
  outline: none;
}

.search input[type="search"]:focus {
  border-color: var(--accent-a-soft);
}

.search-results {
  position: absolute;
  z-index: 5;
  top: calc(100% + 0.4rem);
  left: 0;
  right: 0;
  max-height: 60vh;
  overflow: auto;
  padding: 0.4rem;
  background: #131318;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 0.75rem;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}

.search-results:empty,
.search-results[hidden] {
  display: none;
}

.search-result {
  display: block;
  padding: 0.45rem 0.6rem;
  border-radius: 0.5rem;
  color: var(--text);
  text-decoration: none;
}

.search-result:hover,
.search-result.is-active {
  background: var(--accent-a-faint);
}

.crumb {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
}

.search-empty {
  padding: 0.5rem 0.6rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.search-hint {
  margin: 0 0 0.6rem;
  color: var(--muted);
  font-size: 0.85rem;
}

/* Tree */
.tree, .tree ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tree ul {
  padding-left: 0.95rem;
  border-left: 1px dashed rgba(255, 255, 255, 0.12);
  margin-left: 0.4rem;
}

.tree li {
  margin: 0.1rem 0;
}

.tree summary {
  cursor: pointer;
  list-style: none;
  padding: 0.3rem 0.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.tree summary::-webkit-details-marker {
  display: none;
}

.tree summary::before {
  content: "▸";
  display: inline-block;
  width: 1em;
  margin-right: 0.2rem;
  color: var(--muted);
  transition: transform 0.15s ease;
}

.tree details[open] > summary::before {
  transform: rotate(90deg);
}

.tree summary:hover,
.tree a:hover {
  background: rgba(255, 255, 255, 0.06);
}

.tree summary a {
  font-weight: 600;
}

.tree a {
  display: block;
  padding: 0.3rem 0.5rem 0.3rem 1.2rem;
  border-radius: 0.5rem;
  color: var(--text);
  text-decoration: none;
  font-size: 0.88rem;
}

.tree a.is-active {
  background: var(--accent-a-faint);
  color: var(--link);
  font-weight: 600;
}

/* Right pane: content */
.docs-content {
  padding: 1.75rem 2.25rem 2.5rem;
  min-width: 0;
}

.breadcrumbs {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}

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

.breadcrumbs a:hover {
  color: var(--link);
}

.markdown-body {
  line-height: 1.65;
  word-wrap: break-word;
}

.markdown-body > *:first-child {
  margin-top: 0;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  color: var(--text);
  line-height: 1.3;
  margin: 1.6em 0 0.6em;
}

.markdown-body h1 {
  font-size: 1.9rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--accent-a-soft);
}

.markdown-body h2 {
  font-size: 1.45rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.markdown-body h3 { font-size: 1.2rem; }
.markdown-body h4 { font-size: 1.05rem; }

.markdown-body p,
.markdown-body ul,
.markdown-body ol,
.markdown-body blockquote,
.markdown-body .table-wrap,
.markdown-body pre {
  margin: 0 0 1em;
}

.markdown-body a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.markdown-body a:hover {
  color: var(--heading-accent);
}

.markdown-body ul,
.markdown-body ol {
  padding-left: 1.4em;
}

.markdown-body li + li {
  margin-top: 0.3em;
}

.markdown-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.15em 0.4em;
  border-radius: 0.35em;
}

.markdown-body pre {
  padding: 1rem 1.1rem;
  overflow: auto;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0.75rem;
}

.markdown-body pre code {
  background: none;
  padding: 0;
  font-size: 0.85em;
}

.markdown-body blockquote {
  padding: 0.4rem 1rem;
  border-left: 3px solid var(--accent-a-soft);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  border-radius: 0 0.5rem 0.5rem 0;
}

.markdown-body blockquote > *:last-child {
  margin-bottom: 0;
}

.markdown-body hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  margin: 2em 0;
}

.markdown-body img {
  max-width: 100%;
  border-radius: 0.6rem;
}

.markdown-body .table-wrap {
  overflow-x: auto;
}

.markdown-body table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.92rem;
}

.markdown-body th,
.markdown-body td {
  padding: 0.5rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  text-align: left;
}

.markdown-body th {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

/* Repo listing (docs root) */
.repo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}

.repo-card {
  position: relative;
  display: block;
  overflow: hidden;
  padding: 1.25rem 1.25rem 1.25rem 1.75rem;
  text-decoration: none;
  color: var(--text);
}

.repo-card .swatch-bar {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 6px;
  background: linear-gradient(to bottom, var(--swatch-a), var(--swatch-b));
}

.repo-card h2 {
  margin: 0 0 0.4rem;
  font-size: 1.15rem;
  color: var(--text);
}

.repo-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
}

.empty-state {
  color: var(--muted);
}

@media (max-width: 860px) {
  .docs-shell {
    grid-template-columns: 1fr;
  }

  .docs-nav {
    position: static;
    max-height: none;
  }

  .docs-content {
    padding: 1.5rem;
  }
}