/* Changelogs.us Enhanced UX Design System (2026 Edition) */

:root {
  --bg-primary: #0a0c10;
  --bg-secondary: #12161f;
  --bg-card: #181d28;
  --bg-hover: #1f2533;
  --surface: #12161f;
  --border: #262e3d;
  --border-focus: #3b82f6;
  --text-main: #f1f5f9;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --muted: #94a3b8;
  --text-dim: #64748b;
  --accent-blue: #3b82f6;
  --accent: #3b82f6;
  --accent-cyan: #06b6d4;
  --accent-green: #10b981;
  --success: #10b981;
  --accent-amber: #f59e0b;
  --warning: #f59e0b;
  --accent-red: #ef4444;
  --danger: #ef4444;
  --accent-purple: #8b5cf6;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; color-scheme: dark; }
body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main.container { flex: 1; width: 100%; }
a { color: inherit; text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--accent-blue); }

.container { max-width: 1240px; margin: 0 auto; padding: 0 1.5rem; }

/* Navbar */
.navbar {
  border-bottom: 1px solid var(--border);
  background: rgba(10, 12, 16, 0.88);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar-inner, .nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
  gap: 1rem;
}
.brand, .logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--text-main);
}
.brand:hover, .logo:hover { color: #fff; }
.brand-pulse, .logo-dot {
  width: 10px;
  height: 10px;
  background: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-green);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.nav-links a:hover { color: var(--text-main); }

.cmdk-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.38rem 0.75rem;
  border-radius: 8px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.15s;
}
.cmdk-trigger:hover {
  border-color: var(--accent-blue);
  color: var(--text-main);
}
.cmdk-kbd {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--bg-card);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--text-dim);
}

/* Hero */
.hero {
  padding: 3rem 0 1.75rem;
  text-align: center;
}
.hero h1 {
  font-size: 2.65rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, #ffffff 40%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 700px;
  margin: 0 auto 1.5rem;
}

/* Search Bar */
.search-wrapper, .search-bar {
  max-width: 640px;
  margin: 0 auto 1.4rem;
  position: relative;
}
.search-input, .search-bar input {
  width: 100%;
  padding: 0.85rem 1.25rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 9999px;
  color: var(--text-main);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-input:focus, .search-bar input:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* Category Filter Tabs */
.categories, .cat-pills {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.cat-pill {
  padding: 0.42rem 0.95rem;
  border-radius: 9999px;
  font-size: 0.84rem;
  font-weight: 500;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.18s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.cat-pill:hover, .cat-pill.active {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
}

/* Smart Toggles & Role Switcher Bar */
.controls-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.75rem 1.15rem;
  margin-bottom: 1.75rem;
}
.toggles-group, .quick-toggles {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.toggle-chip, .toggle-pill {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.38rem 0.8rem;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.toggle-chip:hover, .toggle-pill:hover {
  border-color: var(--text-dim);
  color: var(--text-main);
}
.toggle-pill.active, .toggle-chip.active {
  background: rgba(59, 130, 246, 0.18);
  border-color: var(--accent-blue);
  color: #fff;
}
.toggle-pill.breaking-toggle.active {
  background: rgba(239, 68, 68, 0.18);
  border-color: var(--accent-red);
  color: #fca5a5;
}
.count-bubble {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.05rem 0.4rem;
  border-radius: 999px;
  font-size: 0.72rem;
}

.role-switcher {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  color: var(--text-dim);
  flex-wrap: wrap;
}
.role-switcher-label { font-weight: 600; margin-right: 0.2rem; }
.role-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 0.28rem 0.65rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.role-btn:hover { color: var(--text-main); }
.role-btn.active {
  background: var(--bg-card);
  border-color: var(--border-focus);
  color: #fff;
}

/* Layout Grid (Main Feed + Sidebar) */
.layout-grid {
  display: grid;
  grid-template-columns: 1fr 310px;
  gap: 2rem;
  align-items: start;
  margin-bottom: 4rem;
}
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: 84px;
}
.sidebar-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.2rem;
}
.sidebar-box h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
  color: #fff;
}
.tool-directory {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-height: 440px;
  overflow-y: auto;
  padding-right: 0.25rem;
}
.tool-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  font-size: 0.85rem;
  transition: background 0.15s;
}
.tool-link:hover { background: var(--bg-hover); }
.tool-count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: var(--bg-card);
  color: var(--text-muted);
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  border: 1px solid var(--border);
}

/* Feed Cards */
.feed-grid, .feed-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.35rem 1.5rem;
  transition: transform 0.15s, border-color 0.15s;
  display: block;
  position: relative;
  content-visibility: auto;
  contain-intrinsic-size: auto 210px;
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--border-focus);
}
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.7rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.card-tool, .tool-meta {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex-wrap: wrap;
}
.tool-name, .tool-badge {
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  background: var(--bg-card);
  padding: 0.2rem 0.65rem;
  border-radius: 6px;
  border: 1px solid var(--border);
}
.tool-badge:hover { border-color: var(--accent-blue); color: var(--accent-blue); }
.tool-ver, .version-tag {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  background: rgba(6, 182, 212, 0.1);
  padding: 0.18rem 0.55rem;
  border-radius: 6px;
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: var(--accent-cyan);
}
.date-str {
  font-size: 0.8rem;
  color: var(--text-dim);
}
.badges {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.card h2 {
  font-size: 1.18rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  line-height: 1.35;
}
.card h2 a { color: #fff; }
.card h2 a:hover { color: var(--accent-blue); }

.card-tldr, .tldr {
  color: var(--text-muted);
  font-size: 0.93rem;
  margin-bottom: 0.95rem;
}
.card-role-indicator {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.45rem;
  background: rgba(139, 92, 246, 0.2);
  color: #c4b5fd;
  border: 1px solid rgba(139, 92, 246, 0.35);
}
.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(38, 46, 61, 0.6);
}
.read-more {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--accent-blue);
}
.read-more:hover { text-decoration: underline; }

/* Star / Stack Button */
.star-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.15s;
}
.star-btn:hover {
  border-color: var(--accent-amber);
  color: var(--accent-amber);
}
.star-btn.starred {
  background: rgba(245, 158, 11, 0.16);
  border-color: var(--accent-amber);
  color: var(--accent-amber);
}

/* Badges */
.badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}
.badge-cat {
  background: rgba(59, 130, 246, 0.14);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}
.badge-breaking {
  background: rgba(239, 68, 68, 0.18);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.4);
}
.badge-high, .badge-impact-high {
  background: rgba(245, 158, 11, 0.18);
  color: #fcd34d;
  border: 1px solid rgba(245, 158, 11, 0.4);
}
.badge-routine, .badge-impact-med {
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.32);
}
.badge-new {
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.4);
  display: none;
}
.badge-new.show { display: inline-flex; }

/* Single Update & Hub Page Enhancements */
.breadcrumb, .breadcrumbs {
  display: flex;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 1.5rem 0 1.25rem;
  flex-wrap: wrap;
}
.breadcrumbs a { color: var(--text-muted); }
.breadcrumbs a:hover { color: var(--accent-blue); }

.article-header, .update-header {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.75rem;
  margin-bottom: 2rem;
}
.article-header h1, .update-header h1 {
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1rem;
  color: #fff;
}

/* Buttons & CTA Bar */
.cta-bar {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}
.btn, .btn-utility, .btn-action {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.05rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-main);
}
.btn-primary {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: #fff;
}
.btn-primary:hover {
  background: #2563eb;
  color: #fff;
}
.btn-outline:hover, .btn-utility:hover {
  border-color: var(--accent-blue);
  color: #fff;
  background: var(--bg-hover);
}
.btn-utility.copied {
  border-color: var(--accent-green);
  color: var(--accent-green);
}

/* Action & Utility Bar on Release Page */
.release-utility-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.9rem 1.15rem;
  margin-bottom: 1.25rem;
}
.risk-meter {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  font-weight: 600;
}
.risk-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.risk-low { color: var(--accent-green); }
.risk-low .risk-dot { background: var(--accent-green); box-shadow: 0 0 10px var(--accent-green); }
.risk-med { color: var(--accent-amber); }
.risk-med .risk-dot { background: var(--accent-amber); box-shadow: 0 0 10px var(--accent-amber); }
.risk-high { color: var(--accent-red); }
.risk-high .risk-dot { background: var(--accent-red); box-shadow: 0 0 10px var(--accent-red); }

.utility-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.cli-box {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: #06080b;
  border: 1px solid var(--border);
  padding: 0.38rem 0.7rem;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
}
.cli-copy {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-size: 0.72rem;
  cursor: pointer;
}
.cli-copy:hover { color: #fff; border-color: var(--accent-cyan); }

/* Quick Section Jump Pills */
.jump-nav {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.jump-pill {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.32rem 0.75rem;
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.jump-pill:hover {
  border-color: var(--accent-blue);
  color: #fff;
}
.pill-count {
  background: rgba(255,255,255,0.08);
  padding: 0.05rem 0.38rem;
  border-radius: 99px;
  font-size: 0.7rem;
}

.section-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 1.5rem 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.box-tldr, .tldr-box {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.28);
  border-radius: 10px;
  padding: 1.15rem 1.35rem;
  margin-bottom: 1rem;
}
.tldr-box strong {
  display: block;
  font-size: 0.88rem;
  color: #60a5fa;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.tldr-box p { font-size: 0.98rem; color: var(--text-main); }

.roles-grid, .role-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.role-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.2rem;
}
.role-card h4 { font-size: 0.92rem; margin-bottom: 0.45rem; color: #fff; }
.role-card p { font-size: 0.86rem; color: var(--text-muted); }

.content-block {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.35rem 1.5rem;
  margin-bottom: 1.25rem;
}
.content-block h3 {
  font-size: 1.05rem;
  margin-bottom: 0.85rem;
  color: #fff;
}
.bullet-list {
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  color: var(--text-main);
  font-size: 0.92rem;
}
.bullet-list li::marker { color: var(--accent-blue); }

/* Upgrade Path Calculator */
.upgrade-calc-box {
  background: linear-gradient(180deg, rgba(24, 29, 40, 0.9) 0%, rgba(18, 22, 31, 0.95) 100%);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.35rem 1.5rem;
  margin-bottom: 2rem;
}
.calc-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.85rem;
}
.calc-select {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.calc-result {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  display: none;
}
.calc-result.active { display: block; }

/* Raw Notes Accordion */
.raw-notes-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin: 1.5rem 0;
  overflow: hidden;
}
.raw-notes-box summary {
  padding: 1rem 1.25rem;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  color: var(--text-muted);
  user-select: none;
}
.raw-notes-box summary:hover { color: #fff; }
.raw-notes-pre {
  padding: 1.25rem;
  background: #07090d;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 420px;
  overflow-y: auto;
}

/* Version Switcher Navigation */
.version-Minimal-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 2rem 0 3rem;
}
.ver-nav-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transition: border-color 0.15s;
}
.ver-nav-card.next { text-align: right; }
.ver-nav-card:hover { border-color: var(--accent-blue); }
.ver-nav-label { font-size: 0.75rem; color: var(--text-dim); text-transform: uppercase; font-weight: 600; }
.ver-nav-title { font-weight: 700; color: #fff; font-family: var(--font-mono); }

/* Release Pulse Bar on Tool Hub */
.hub-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.hub-stat-card, .stat-metric {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.95rem 1.1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.stat-label, .stat-metric-label { font-size: 0.74rem; color: var(--text-dim); text-transform: uppercase; font-weight: 600; }
.stat-val, .stat-metric-val { font-size: 1.5rem; font-weight: 800; color: #fff; margin: 0.25rem 0; }
.stat-sub { font-size: 0.75rem; color: var(--text-muted); }

.pulse-chart {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 44px;
  margin: 0.4rem 0;
}
.pulse-bar, .pulse-bar-col {
  flex: 1;
  background: var(--accent-blue);
  border-radius: 3px 3px 0 0;
  min-height: 8px;
  transition: opacity 0.15s, transform 0.15s;
  position: relative;
}
.pulse-bar:hover, .pulse-bar-col:hover { opacity: 0.85; transform: scaleY(1.06); }
.pulse-bar.breaking, .pulse-bar-col.breaking { background: var(--accent-red); }
.pulse-bar.high, .pulse-bar-col.high { background: var(--accent-amber); }

/* Comparison Table */
.compare-matrix {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin-top: 1.5rem;
}
.compare-matrix th, .compare-matrix td {
  padding: 0.9rem 1.15rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.compare-matrix th {
  background: var(--bg-card);
  font-weight: 700;
  color: #fff;
}
.compare-matrix td:first-child {
  color: var(--text-muted);
  font-weight: 600;
}

/* FAQ Accordion */
.faq-list, .faq-box {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.faq-item {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.15rem;
}
.faq-item h4, .faq-q { font-weight: 600; color: #fff; margin-bottom: 0.35rem; font-size: 0.93rem; }
.faq-item p, .faq-a { color: var(--text-muted); font-size: 0.88rem; }

/* Command Palette Modal (Cmd+K) */
.cmdk-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
  z-index: 999;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 11vh;
}
.cmdk-backdrop.open { display: flex; }
.cmdk-modal {
  width: 100%;
  max-width: 640px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-focus);
  border-radius: 14px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.75);
  overflow: hidden;
}
.cmdk-header {
  padding: 0.95rem 1.2rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.cmdk-input {
  width: 100%;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1rem;
  outline: none;
}
.cmdk-results {
  max-height: 390px;
  overflow-y: auto;
  padding: 0.5rem;
}
.cmdk-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 0.95rem;
  border-radius: 8px;
  color: var(--text-main);
  font-size: 0.9rem;
  transition: background 0.1s;
  gap: 0.75rem;
}
.cmdk-item-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}
.cmdk-item-title {
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cmdk-item:hover, .cmdk-item.selected {
  background: var(--bg-hover);
  color: #fff;
}
.cmdk-item.selected {
  outline: 1px solid rgba(59, 130, 246, 0.45);
}
.cmdk-item-type {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--bg-card);
  color: var(--accent-cyan);
  border: 1px solid var(--border);
  flex-shrink: 0;
}
.cmdk-item-meta {
  font-size: 0.76rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  flex-shrink: 0;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-top: auto;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer a { color: var(--text-muted); }
.footer a:hover { color: var(--accent-blue); }

@media (max-width: 920px) {
  .layout-grid { grid-template-columns: 1fr; }
  .sidebar { position: static; }
}
@media (max-width: 768px) {
  .hero h1 { font-size: 1.95rem; }
  .controls-toolbar { flex-direction: column; align-items: stretch; }
  .version-Minimal-nav { grid-template-columns: 1fr; }
  .article-header { padding: 1.25rem; }
  .article-header h1 { font-size: 1.6rem; }
}


/* Responsive navigation, source transparency and accessible controls. */
[hidden] { display:none!important; }
.mobile-menu-toggle { display:none; }
.skip-link { position:fixed; left:1rem; top:-5rem; z-index:1000; padding:1rem; background:#fff; color:#111; }
.skip-link:focus { top:0; }
.sr-only { position:absolute; width:1px; height:1px; padding:0; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
:focus-visible { outline:2px solid #60a5fa; outline-offset:4px; }
.search-status,.coverage-note { color:var(--text-muted); font-size:.86rem; margin:1rem 0; }
.source-notice { background:var(--bg-secondary); border-left:3px solid var(--accent); padding:1rem; margin:1rem 0; font-size:.9rem; overflow-wrap:anywhere; }
.source-notice h2 { font-size:1rem; margin-top:1rem; }.source-notice ul { padding-left:1.4rem; }.source-notice blockquote { margin:.5rem 0; }
.source-notice a,.coverage-note a,.prose a { color:#93c5fd; text-decoration:underline; }
.badge-channel { color:#cbd5e1; border:1px solid var(--border); }
.channel-select { display:flex; align-items:center; gap:.5rem; font-size:.85rem; }
select,input,button { font:inherit; }
.channel-select select,.stack-version-setting input { background:var(--bg-secondary); color:var(--text); border:1px solid var(--border); border-radius:6px; padding:.55rem; max-width:100%; }
.stack-version-setting,.digest-actions { display:flex; gap:.75rem; flex-wrap:wrap; align-items:center; margin:1rem 0; }
.stack-products { display:flex; gap:.5rem; flex-wrap:wrap; margin:1rem 0; }.stack-products a { padding:.5rem; border:1px solid var(--border); border-radius:6px; }
.prose { max-width:820px; padding:2rem 0; }.prose h1 { margin-bottom:1rem; }.prose h2 { margin:1.5rem 0 .6rem; font-size:1.25rem; }.prose p,.prose ul { margin:.75rem 0; }.prose ul { padding-left:1.5rem; }
.table-scroll { max-width:100%; overflow-x:auto; }
.layout-grid > *,.card,.card-header,.tool-meta,.role-switcher,.quick-toggles { min-width:0; }
.version-tag,.breadcrumbs,.card h2,.article-header h1,.ver-nav-title,.cli-box code { overflow-wrap:anywhere; word-break:break-word; }
.cli-box { min-width:0; max-width:100%; }.cli-box code { white-space:normal; }
.calc-controls select { min-width:0; max-width:100%; }.calc-result { overflow-wrap:anywhere; }.calc-result code { white-space:normal; }
.hero .badge { white-space:normal; }.search-open { overflow:hidden; }
.star-btn { min-width:28px; min-height:28px; }.toggle-pill,.role-btn { min-height:36px; }
@media(max-width:1000px) {
  .nav-inner { min-height:64px; height:auto; flex-wrap:wrap; padding-top:.6rem; padding-bottom:.6rem; }
  .mobile-menu-toggle { display:block; background:var(--bg-card); color:var(--text); padding:.5rem .8rem; border:1px solid var(--border); border-radius:7px; cursor:pointer; }
  .nav-links { display:none; flex-basis:100%; width:100%; gap:.5rem; padding:.5rem 0; }.nav-links.is-open { display:flex; }.nav-links a { padding:.5rem; }
}
@media(max-width:600px) {
  .container { padding-left:1rem; padding-right:1rem; }.logo { font-size:1.1rem; gap:.35rem; }
  .hero { padding:1.5rem 0 1rem; }.hero h1 { font-size:1.7rem; line-height:1.2; }.hero p { font-size:.95rem; }
  .hero .badge { font-size:.64rem; }.controls-toolbar { margin:1rem 0; padding:.75rem; }.role-switcher,.quick-toggles { flex-wrap:wrap; }
  .cat-pills { flex-wrap:nowrap; justify-content:flex-start; overflow-x:auto; padding-bottom:.5rem; }.cat-pill { flex:0 0 auto; }
  .card-header,.tool-meta,.badges { flex-wrap:wrap; }.card { padding:1rem; }.card h2 { font-size:1.05rem; }
  .role-grid,.roles-grid,.hub-stats-grid { grid-template-columns:minmax(0,1fr); }.channel-select { flex-wrap:wrap; }.channel-select select { width:100%; }
  .calc-controls { display:flex; flex-direction:column; align-items:stretch; }.calc-controls select { width:100%; }
  .version-Minimal-nav { grid-template-columns:minmax(0,1fr); }.cmdk-modal { width:calc(100vw - 2rem); }.cmdk-input { min-width:0; font-size:.9rem; }
  .article-header { padding:1rem; }.compare-matrix { min-width:560px; }.footer-inner { flex-direction:column; align-items:flex-start; gap:1rem; }
}
@media(prefers-reduced-motion:reduce) { *,*::before,*::after { scroll-behavior:auto!important; animation:none!important; transition:none!important; } }