/* ==========================================================================
   AEROLANDER TECH — Developer Documentation Styles (docs.css)
   ========================================================================== */

.docs-layout {
  display: grid;
  grid-template-columns: 280px 1fr 220px;
  gap: 40px;
  padding-top: calc(var(--nav-height) + 30px);
  padding-bottom: 80px;
  min-height: 100vh;
}

/* --------------------------------------------------------------------------
   Sidebar Navigation
   -------------------------------------------------------------------------- */
.docs-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 30px);
  height: calc(100vh - var(--nav-height) - 60px);
  overflow-y: auto;
  padding-right: 18px;
}

.docs-nav-group {
  margin-bottom: 26px;
}

.docs-nav-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 12px;
  font-weight: 700;
}

.docs-nav-list {
  list-style: none;
}

.docs-nav-item {
  margin-bottom: 6px;
}

.docs-nav-link {
  display: block;
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  transition: all var(--transition-fast);
}

.docs-nav-link:hover {
  color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.04);
}

.docs-nav-link.active {
  color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.08);
  border-left-color: var(--accent-cyan);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Main Content Area
   -------------------------------------------------------------------------- */
.docs-content {
  max-width: 820px;
}

.docs-content h1 {
  font-size: 2.75rem;
  margin-bottom: 16px;
}

.docs-lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.docs-content h2 {
  font-size: 1.85rem;
  margin-top: 48px;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.docs-content h3 {
  font-size: 1.35rem;
  margin-top: 32px;
  margin-bottom: 12px;
}

.docs-content p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 18px;
  font-size: 1rem;
}

.docs-content ul, .docs-content ol {
  margin-bottom: 22px;
  padding-left: 24px;
  color: var(--text-secondary);
}

.docs-content li {
  margin-bottom: 8px;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Code Blocks & Callouts
   -------------------------------------------------------------------------- */
.code-block-wrap {
  background: #090c14;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin: 24px 0;
  overflow: hidden;
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: #0e121e;
  border-bottom: 1px solid var(--border-subtle);
}

.code-lang {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.code-copy-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
}

.code-copy-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--accent-cyan);
  border-color: var(--border-cyan);
}

.code-block {
  padding: 18px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.65;
  color: #f1f5f9;
  overflow-x: auto;
}

.code-block code {
  font-family: inherit;
}

/* Syntax Highlighting Mock */
.token-kw { color: #f472b6; }
.token-fn { color: #60a5fa; }
.token-str { color: #4ade80; }
.token-num { color: #fbbf24; }
.token-cmt { color: #64748b; font-style: italic; }

.callout {
  padding: 18px 22px;
  border-radius: var(--radius-md);
  margin: 26px 0;
  border-left: 4px solid;
}

.callout.info {
  background: rgba(0, 240, 255, 0.06);
  border-left-color: var(--accent-cyan);
}

.callout.warning {
  background: rgba(255, 170, 0, 0.08);
  border-left-color: var(--accent-amber);
}

.callout.success {
  background: rgba(0, 245, 155, 0.08);
  border-left-color: var(--accent-emerald);
}

.callout-title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.callout.info .callout-title { color: var(--accent-cyan); }
.callout.warning .callout-title { color: var(--accent-amber); }
.callout.success .callout-title { color: var(--accent-emerald); }

/* --------------------------------------------------------------------------
   On-This-Page Table of Contents
   -------------------------------------------------------------------------- */
.docs-toc {
  position: sticky;
  top: calc(var(--nav-height) + 30px);
  height: calc(100vh - var(--nav-height) - 60px);
  overflow-y: auto;
}

.toc-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 12px;
  font-weight: 700;
}

.toc-list {
  list-style: none;
  border-left: 1px solid var(--border-subtle);
  padding-left: 12px;
}

.toc-item {
  margin-bottom: 8px;
}

.toc-link {
  font-size: 0.825rem;
  color: var(--text-muted);
  display: block;
  transition: color var(--transition-fast);
}

.toc-link:hover {
  color: var(--accent-cyan);
}

@media (max-width: 1024px) {
  .docs-layout { grid-template-columns: 240px 1fr; }
  .docs-toc { display: none; }
}

@media (max-width: 768px) {
  .docs-layout { grid-template-columns: 1fr; padding-top: calc(var(--nav-height) + 15px); }
  .docs-sidebar { display: none; }
}