/**
 * Kite Documentation Portal & Landing Page Stylesheet (docs/app.css)
 * High-performance, zero-dependency, modern design system with dark/light theming.
 */

:root {
  --font-display: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-sans: var(--font-display);
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Dark Theme (Default: Modern Deep Obsidian) */
  --bg-app: #090d16;
  --bg-sidebar: #0e1424;
  --bg-surface: #141c2e;
  --bg-surface-hover: #1c2740;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #38bdf8;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --accent: #38bdf8;
  --accent-glow: rgba(56, 189, 248, 0.16);
  --accent-hover: #7dd3fc;
  --accent-gradient: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
  
  --code-bg: #070a10;
  --code-border: rgba(255, 255, 255, 0.08);
  --code-header-bg: rgba(255, 255, 255, 0.025);
  --code-inline-bg: rgba(56, 189, 248, 0.12);
  --code-inline-text: #7dd3fc;

  --badge-bg: rgba(56, 189, 248, 0.12);
  --badge-text: #38bdf8;

  --alert-tip-bg: rgba(34, 197, 94, 0.1);
  --alert-tip-border: #22c55e;
  --alert-note-bg: rgba(56, 189, 248, 0.1);
  --alert-note-border: #38bdf8;
  --alert-warn-bg: rgba(234, 179, 8, 0.1);
  --alert-warn-border: #eab308;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --header-height: 64px;
}

[data-theme="light"] {
  --bg-app: #ffffff;
  --bg-sidebar: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-hover: #f1f5f9;
  --border-color: #cbd5e1;
  --border-focus: #0284c7;
  
  --text-main: #0f172a;
  --text-muted: #334155;
  --text-dim: #64748b;
  
  --accent: #0284c7;
  --accent-glow: rgba(2, 132, 199, 0.14);
  --accent-hover: #0369a1;
  --accent-gradient: var(--accent);
  
  --code-bg: #f8fafc;
  --code-border: #cbd5e1;
  --code-header-bg: #f1f5f9;
  --code-inline-bg: #e0f2fe;
  --code-inline-text: #0369a1;

  --badge-bg: #e0f2fe;
  --badge-text: #0284c7;

  --alert-tip-bg: #ecfdf5;
  --alert-tip-border: #059669;
  --alert-note-bg: #f0f9ff;
  --alert-note-border: #0284c7;
  --alert-warn-bg: #fffbeb;
  --alert-warn-border: #d97706;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: var(--font-body);
  background-color: var(--bg-app);
  color: var(--text-main);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6,
.hero-title,
.hero-title *,
.hero-subtitle,
.hero-subtitle *,
.section-title,
.brand-section,
.nav-tab,
.group-title,
.feature-heading,
.tier-name,
.pagination-title,
.toc-title {
  font-family: var(--font-display);
  letter-spacing: -0.025em;
}

p, span, li, td, th {
  font-family: var(--font-display);
}

code, pre, kbd, samp, .demo-code, .search-input {
  font-family: var(--font-mono);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s ease;
}
a:hover {
  color: var(--accent-hover);
}

/* ─── Topbar Navigation ─────────────────────────────────────────────────── */
.doc-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.75rem;
}
[data-theme="light"] .doc-topbar {
  background-color: rgba(255, 255, 255, 0.88);
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-weight: 700;
  font-size: 1.25rem;
  cursor: pointer;
  user-select: none;
}

.brand-logo {
  height: 30px;
  width: auto;
  max-width: 90px;
  display: block;
  object-fit: contain;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.brand-section:hover .brand-logo {
  transform: rotate(-5deg) scale(1.05);
}

.brand-badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  background: var(--badge-bg);
  color: var(--badge-text);
  border-radius: 9999px;
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 2rem;
}
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
}

.nav-tab {
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}
.nav-tab:hover {
  color: var(--text-main);
  background: var(--bg-surface);
}
.nav-tab.active {
  color: var(--accent);
  background: var(--accent-glow);
  font-weight: 600;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.search-input-wrapper {
  position: relative;
  width: 240px;
}
@media (max-width: 680px) {
  .search-input-wrapper {
    display: none;
  }
}

.search-input {
  width: 100%;
  padding: 0.45rem 0.85rem 0.45rem 2rem;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 0.875rem;
  outline: none;
  transition: all 0.2s ease;
}
.search-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px var(--accent-glow);
}
.search-icon {
  position: absolute;
  left: 0.65rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 0.85rem;
  pointer-events: none;
}

.btn-icon {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all 0.2s ease;
  text-decoration: none;
}
.btn-icon:hover {
  background: var(--bg-surface-hover);
  border-color: var(--text-dim);
}

.mobile-toggle {
  display: none;
}
@media (max-width: 900px) {
  .mobile-toggle {
    display: inline-flex;
  }
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--accent);
  color: #090d16;
  font-weight: 700;
  box-shadow: 0 4px 14px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-glow);
  color: #090d16;
}
[data-theme="light"] .btn-primary {
  background: #0284c7;
  color: #ffffff;
}
[data-theme="light"] .btn-primary:hover {
  background: #0369a1;
  color: #ffffff;
}
.btn-secondary {
  background: var(--bg-surface);
  border-color: var(--border-color);
  color: var(--text-main);
}
.btn-secondary:hover {
  background: var(--bg-surface-hover);
  border-color: var(--text-dim);
  color: var(--text-main);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════════════════════════════════════ */
/* LANDING PAGE STYLES                                                        */
/* ═══════════════════════════════════════════════════════════════════════════ */
.landing-view {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 6rem 1.5rem;
}

.hero-section {
  position: relative;
  text-align: center;
  padding: 2.25rem 1rem 3rem 1rem;
}

.hero-section::before {
  display: none;
}

.hero-section > * {
  position: relative;
  z-index: 1;
}

.hero-emblem-wrap {
  margin: 0 auto 0.25rem auto;
  display: inline-block;
  transition: transform 0.25s ease;
}
.hero-emblem-wrap:hover {
  transform: translateY(-2px) scale(1.03);
}
.hero-emblem {
  display: block;
  width: 155px;
  height: auto;
  max-width: 80vw;
  margin: 0 auto;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.45rem 1.15rem;
  background: var(--badge-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--badge-text);
  border: 1px solid rgba(56, 189, 248, 0.28);
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.75rem;
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.08);
}

[data-theme="light"] .hero-pill {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(2, 132, 199, 0.25);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.05);
}

.hero-pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
  display: inline-block;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.035em;
  margin: 0.35rem auto 1.25rem auto;
  max-width: 860px;
}
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.4rem;
  }
}

.hero-title-accent,
.hero-title-gradient {
  color: var(--accent);
  background: none;
  -webkit-background-clip: initial;
  background-clip: initial;
  -webkit-text-fill-color: initial;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 2rem auto;
  line-height: 1.6;
}

/* Quick Install Terminal Snippet Pill */
.hero-snippet-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  padding: 0.35rem 0.5rem 0.35rem 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  margin: 0 auto 2.25rem auto;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.hero-snippet-pill:hover {
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 6px 24px rgba(56, 189, 248, 0.12);
}
[data-theme="light"] .hero-snippet-pill {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
}

.snippet-prompt {
  color: var(--accent);
  font-weight: 700;
  user-select: none;
}

.snippet-code {
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: -0.01em;
}

.snippet-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.7rem;
  background: var(--bg-surface-hover);
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-family: var(--font-sans);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}
.snippet-copy-btn:hover {
  background: var(--border-color);
  color: var(--text-main);
}
.snippet-copy-btn.copied {
  background: rgba(34, 197, 94, 0.18);
  border-color: rgba(34, 197, 94, 0.4);
  color: #22c55e;
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

/* Interactive Dogfooding Demo Card in Hero */
.interactive-demo-card {
  max-width: 860px;
  margin: 0 auto 4.5rem auto;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.04);
  text-align: left;
}

.demo-header {
  padding: 0.75rem 1.25rem;
  background: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.window-dots {
  display: flex;
  gap: 6px;
}
.window-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #334155;
}
.window-dot.red { background: #ef4444; }
.window-dot.yellow { background: #eab308; }
.window-dot.green { background: #22c55e; }

.demo-title-tab {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.demo-badge-live {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #22c55e;
  background: rgba(34, 197, 94, 0.12);
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  border: 1px solid rgba(34, 197, 94, 0.25);
}
.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 6px #22c55e;
}

.demo-body {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  min-height: 240px;
}
@media (max-width: 768px) {
  .demo-body {
    grid-template-columns: 1fr;
  }
}

.demo-code {
  background: var(--code-bg);
  padding: 1.5rem;
  border-right: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.7;
  color: #94a3b8;
  display: flex;
  align-items: center;
  overflow-x: auto;
}
@media (max-width: 768px) {
  .demo-code {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
}
.demo-code pre {
  margin: 0;
  width: 100%;
}
.code-keyword { color: #f43f5e; }
.code-attr { color: #38bdf8; }
.code-val { color: #a5b4fc; }

.demo-live {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.35);
}

.demo-live-panel {
  width: 100%;
  max-width: 290px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.demo-live-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: var(--text-dim);
  margin-bottom: 0.65rem;
}
.label-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.live-counter-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin: 0.25rem 0 0.85rem 0;
}
.counter-num {
  font-size: 2.75rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--accent);
  min-width: 56px;
  text-align: center;
  user-select: none;
  text-shadow: 0 0 20px rgba(56, 189, 248, 0.25);
}
.counter-btn {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bg-surface-hover);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 1.35rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
}
.counter-btn:hover {
  background: var(--accent);
  color: #0b0f19;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(56, 189, 248, 0.25);
}
.counter-btn:active {
  transform: scale(0.94);
}

.demo-live-caption {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* Feature Pillars Grid */
.section-title-box {
  text-align: center;
  margin-bottom: 2.75rem;
}
.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin: 0 0 0.75rem 0;
}
.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 5rem;
}
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  padding: 1.75rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-focus);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.feature-heading {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 0.65rem 0;
}

.feature-desc {
  color: var(--text-muted);
  font-size: 0.925rem;
  line-height: 1.6;
  margin: 0;
}

/* Curriculum Tiers Grid */
.curriculum-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 6rem;
}
@media (max-width: 768px) {
  .curriculum-grid {
    grid-template-columns: 1fr;
  }
}

.tier-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
}

.tier-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}
.tier-name {
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.tier-count {
  font-size: 0.8rem;
  padding: 0.2rem 0.6rem;
  background: var(--bg-app);
  border-radius: 9999px;
  color: var(--text-muted);
}

.tier-doc-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tier-doc-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.15s ease;
}
.tier-doc-item:hover {
  background: var(--bg-surface-hover);
  color: var(--accent);
  transform: translateX(4px);
}

/* Landing Page Footer (Multi-Column Layout) */
.landing-footer {
  padding-top: 4rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid var(--border-color);
  margin-top: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  text-align: left;
  margin-bottom: 3.5rem;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.15rem;
}

.footer-logo {
  height: 48px;
  width: auto;
  max-width: 160px;
  display: block;
  object-fit: contain;
}

.footer-brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

.footer-brand-desc {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
  max-width: 340px;
  margin: 0 0 1.25rem 0;
}

.footer-cdn-badge code {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  background: var(--code-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  word-break: break-all;
}

.footer-heading {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-main);
  margin: 0 0 1.15rem 0;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.15s ease, transform 0.15s ease;
  display: inline-block;
}

.footer-links a:hover {
  color: var(--accent);
  transform: translateX(2px);
}

.footer-sub {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-dim);
  font-size: 0.825rem;
}

.footer-sub p {
  margin: 0;
}

.footer-sub a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.footer-sub a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* Light Mode Specific Contrast Enhancements */
[data-theme="light"] .footer-brand-desc,
[data-theme="light"] .footer-links a,
[data-theme="light"] .footer-sub {
  color: #334155;
}
[data-theme="light"] .footer-heading {
  color: #0f172a;
}
[data-theme="light"] .footer-cdn-badge code {
  background: #f1f5f9;
  border-color: #cbd5e1;
  color: #0f172a;
}
[data-theme="light"] .sidebar-link {
  color: #334155;
}
[data-theme="light"] .sidebar-link:hover {
  background: #e2e8f0;
  color: #0f172a;
}
[data-theme="light"] .sidebar-link.active {
  background: #e0f2fe;
  color: #0284c7;
  font-weight: 700;
}
[data-theme="light"] .group-title {
  color: #475569;
}
[data-theme="light"] .toc-link {
  color: #475569;
}
[data-theme="light"] .toc-link:hover {
  color: #0284c7;
}
[data-theme="light"] .doc-content p,
[data-theme="light"] .doc-content li {
  color: #1e293b;
}

/* ═══════════════════════════════════════════════════════════════════════════ */
/* DOCUMENTATION READER STYLES                                                */
/* ═══════════════════════════════════════════════════════════════════════════ */
.doc-layout {
  display: flex;
  min-height: calc(100vh - var(--header-height));
  position: relative;
}

.doc-sidebar {
  width: 290px;
  flex-shrink: 0;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  overflow-y: auto;
  height: calc(100vh - var(--header-height));
  position: sticky;
  top: var(--header-height);
  padding: 1.25rem 1rem 3rem 1.25rem;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (max-width: 900px) {
  .doc-sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    z-index: 90;
    transform: translateX(-100%);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.5);
  }
  .doc-sidebar.open {
    transform: translateX(0);
  }
}

.sidebar-mobile-search {
  display: none;
  margin-bottom: 1rem;
}
@media (max-width: 680px) {
  .sidebar-mobile-search {
    display: block;
  }
}

.sidebar-group {
  margin-bottom: 1.5rem;
}

.group-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
  padding: 0 0.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.group-badge {
  font-size: 0.7rem;
  background: var(--bg-surface);
  color: var(--text-muted);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.15rem;
  transition: all 0.15s ease;
  cursor: pointer;
  border-left: 2px solid transparent;
  user-select: none;
}

.sidebar-link:hover {
  background: var(--bg-surface);
  color: var(--text-main);
}

.sidebar-link.active {
  background: var(--accent-glow);
  color: var(--accent);
  font-weight: 600;
  border-left-color: var(--accent);
}

.sidebar-link .link-icon {
  font-size: 0.95rem;
  flex-shrink: 0;
}

/* Main Reader Area */
.doc-main {
  flex: 1;
  min-width: 0;
  padding: 2.5rem 3rem 5rem 3rem;
  max-width: 900px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .doc-main {
    padding: 1.5rem 1.25rem 4rem 1.25rem;
  }
}

.doc-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 1.25rem;
  text-transform: capitalize;
}
.doc-breadcrumbs span {
  color: var(--text-muted);
}

/* Markdown Content Styling */
.doc-content {
  color: var(--text-main);
  line-height: 1.75;
  font-size: 1rem;
}

.doc-content h1 {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-top: 0;
  margin-bottom: 1.25rem;
  color: var(--text-main);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.doc-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-top: 2.5rem;
  margin-bottom: 0.85rem;
  color: var(--text-main);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.4rem;
  scroll-margin-top: 80px;
}

.doc-content h1,
.doc-content h2,
.doc-content h3,
.doc-content h4,
.doc-content h5,
.doc-content h6,
.doc-content [id] {
  scroll-margin-top: 80px;
}

.doc-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.65rem;
  color: var(--text-main);
  scroll-margin-top: 80px;
}

.doc-content p {
  margin-top: 0;
  margin-bottom: 1.25rem;
}

.doc-content blockquote {
  margin: 1.5rem 0;
  padding: 0.75rem 1.25rem;
  border-left: 4px solid var(--accent);
  background: var(--bg-surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-muted);
  font-style: normal;
}
.doc-content blockquote p {
  margin: 0;
}

.doc-alert {
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--alert-note-border);
  background: var(--alert-note-bg);
  font-size: 0.95rem;
}
.doc-alert.tip {
  border-left-color: var(--alert-tip-border);
  background: var(--alert-tip-bg);
}
.doc-alert.warning {
  border-left-color: var(--alert-warn-border);
  background: var(--alert-warn-bg);
}

.doc-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background-color: var(--code-inline-bg);
  color: var(--code-inline-text);
  padding: 0.2em 0.4em;
  border-radius: 4px;
}

.code-block-wrapper {
  position: relative;
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  overflow: hidden;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  background: var(--code-header-bg);
  border-bottom: 1px solid var(--code-border);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-dim);
}

.copy-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.75rem;
  border-radius: 4px;
  padding: 0.25rem 0.6rem;
  cursor: pointer;
  transition: all 0.15s ease;
}
.copy-btn:hover {
  background: var(--bg-surface-hover);
  color: var(--text-main);
  border-color: var(--accent);
}
.copy-btn.copied {
  color: #16a34a;
  border-color: #16a34a;
  background: rgba(34, 197, 94, 0.1);
}
[data-theme="light"] .copy-btn {
  background: #ffffff;
  border-color: #cbd5e1;
  color: #475569;
}
[data-theme="light"] .copy-btn:hover {
  background: #f8fafc;
  border-color: #94a3b8;
  color: #0f172a;
}

.doc-content pre {
  margin: 0;
  padding: 1.15rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  background: transparent;
  color: var(--text-main);
}
.doc-content pre code {
  background: transparent;
  color: inherit;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
}

.doc-content pre::-webkit-scrollbar {
  height: 6px;
}
.doc-content pre::-webkit-scrollbar-track {
  background: transparent;
}
.doc-content pre::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.25);
  border-radius: 9999px;
}
.doc-content pre::-webkit-scrollbar-thumb:hover {
  background: rgba(148, 163, 184, 0.45);
}

.doc-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.925rem;
}
.doc-content th,
.doc-content td {
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border-color);
  text-align: left;
}
.doc-content th {
  background-color: var(--bg-surface);
  font-weight: 600;
}
.doc-content tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.015);
}

/* Right Rail (Table of Contents) */
.doc-toc {
  width: 220px;
  flex-shrink: 0;
  padding: 2.5rem 1rem 3rem 1rem;
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  overflow-y: auto;
  font-size: 0.8rem;
}
@media (max-width: 1180px) {
  .doc-toc {
    display: none;
  }
}

.toc-title {
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-item {
  margin-bottom: 0.45rem;
  line-height: 1.4;
}
.toc-item.h3 {
  padding-left: 0.75rem;
}
.toc-link {
  color: var(--text-muted);
  transition: color 0.15s ease;
  display: block;
}
.toc-link:hover {
  color: var(--accent);
}

/* Pagination Cards */
.doc-pagination {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.pagination-card {
  flex: 1;
  max-width: 320px;
  padding: 1rem 1.25rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  transition: all 0.2s ease;
  cursor: pointer;
  user-select: none;
}
.pagination-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}
.pagination-card.next {
  text-align: right;
  margin-left: auto;
}
.pagination-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}
.pagination-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
}
.pagination-label-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.pagination-card.next .pagination-label-row {
  justify-content: flex-end;
}

/* ─── Responsive Table Wrapper ────────────────────────────────────────────── */
.table-wrapper {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
}
.table-wrapper table {
  margin: 0 !important;
  border: none !important;
  min-width: 520px;
}
.table-wrapper th {
  border-top: none;
}
.table-wrapper tr:last-child td {
  border-bottom: none;
}

/* ─── Code Block Enhancements & Badges ───────────────────────────────────── */
.code-lang-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}
.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.75rem;
  border-radius: 4px;
  padding: 0.25rem 0.6rem;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}
.copy-btn:hover {
  background: var(--bg-surface-hover);
  color: var(--text-main);
  border-color: var(--text-dim);
}
.copy-btn.copied {
  color: #22c55e;
  border-color: #22c55e;
  background: rgba(34, 197, 94, 0.1);
}

/* ─── Syntax Highlighting Tokens (Prism & Native Tokenizer) ───────────────── */
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: #64748b;
  font-style: italic;
}
.token.punctuation {
  color: #94a3b8;
}
.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol {
  color: #38bdf8;
}
.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin {
  color: #34d399;
}
.token.attr-name.kite-directive {
  color: #38bdf8;
  font-weight: 600;
}
.token.operator,
.token.entity,
.token.url {
  color: #818cf8;
}
.token.keyword {
  color: #f472b6;
  font-weight: 600;
}
.token.atrule,
.token.attr-value {
  color: #fbbf24;
}
.token.function,
.token.class-name {
  color: #60a5fa;
}
.token.regex,
.token.important,
.token.variable {
  color: #fb923c;
}

/* Light Theme Syntax Tokens */
[data-theme="light"] .token.comment,
[data-theme="light"] .token.prolog,
[data-theme="light"] .token.doctype,
[data-theme="light"] .token.cdata {
  color: #64748b;
  font-style: italic;
}
[data-theme="light"] .token.punctuation {
  color: #475569;
}
[data-theme="light"] .token.property,
[data-theme="light"] .token.tag,
[data-theme="light"] .token.number,
[data-theme="light"] .token.boolean,
[data-theme="light"] .token.constant {
  color: #0284c7;
}
[data-theme="light"] .token.selector,
[data-theme="light"] .token.string,
[data-theme="light"] .token.char,
[data-theme="light"] .token.builtin {
  color: #059669;
}
[data-theme="light"] .token.attr-name {
  color: #0d9488;
}
[data-theme="light"] .token.attr-name.kite-directive {
  color: #0284c7;
  font-weight: 700;
}
[data-theme="light"] .token.keyword {
  color: #db2777;
  font-weight: 600;
}
[data-theme="light"] .token.atrule,
[data-theme="light"] .token.attr-value {
  color: #d97706;
}
[data-theme="light"] .token.function,
[data-theme="light"] .token.class-name {
  color: #2563eb;
}
[data-theme="light"] .token.operator,
[data-theme="light"] .token.entity {
  color: #4f46e5;
}
[data-theme="light"] .token.variable,
[data-theme="light"] .token.regex,
[data-theme="light"] .token.important {
  color: #7c3aed;
}

/* ─── Navigation SVG Icons Styling ───────────────────────────────────────── */
.sidebar-link .link-icon {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-dim);
  transition: color 0.15s ease;
}
.sidebar-link:hover .link-icon {
  color: var(--accent);
}
.sidebar-link.active .link-icon {
  color: var(--accent);
}

.doc-icon, .nav-icon {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

.btn-icon svg {
  display: block;
}

/* ─── Callout Alerts with Clean Icons ────────────────────────────────────── */
.alert-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.875rem;
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}
.doc-alert.tip .alert-header {
  color: #22c55e;
}
.doc-alert.note .alert-header {
  color: #38bdf8;
}
.doc-alert.warning .alert-header {
  color: #eab308;
}

/* ─── Mobile Sidebar Backdrop & Drawer Polish ───────────────────────────── */
.sidebar-backdrop {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 85;
}

@media (max-width: 900px) {
  .doc-sidebar {
    width: 290px;
    max-width: 82vw;
  }
}

@media (max-width: 640px) {
  .doc-pagination {
    flex-direction: column;
    gap: 1rem;
    margin-top: 2.5rem;
  }
  .pagination-card {
    max-width: 100%;
  }
  .pagination-card.next {
    text-align: left;
    margin-left: 0;
  }
  .pagination-card.next .pagination-label-row {
    justify-content: flex-start;
  }
  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }
  .hero-ctas .btn {
    width: 100%;
  }
}