/* ═══════════════════════════════════════════════════════════════════
   JustAPI Documentation — Design System
   Premium, FastAPI-level documentation styling
   ═══════════════════════════════════════════════════════════════════ */

/* ─── Custom Properties ─── */
:root {
  /* Accent palette */
  --sl-color-accent-low: #2a1147;
  --sl-color-accent: #8b5cf6;
  --sl-color-accent-high: #c4b5fd;

  /* Neutrals */
  --sl-color-white: #ffffff;
  --sl-color-gray-1: #f8fafc;
  --sl-color-gray-2: #f1f5f9;
  --sl-color-gray-3: #94a3b8;
  --sl-color-gray-4: #64748b;
  --sl-color-gray-5: #334155;
  --sl-color-gray-6: #1e293b;
  --sl-color-black: #020617;

  /* Brand */
  --sl-color-orange: #e6522c;
  --sl-color-blue: #3b82f6;
  --sl-color-green: #10b981;
  --sl-color-red: #ef4444;
  --sl-color-yellow: #f59e0b;

  /* Typography */
  --sl-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --sl-font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'SF Mono', monospace;

  /* Spacing */
  --sl-content-width: 72rem;
  --sl-sidebar-width: 18rem;
  --sl-toc-width: 14rem;
}

/* ─── Dark Mode ─── */
[data-theme='dark'] {
  --sl-color-bg: #020617;
  --sl-color-bg-nav: #0f172a;
  --sl-color-bg-sidebar: #0f172a;
  --sl-color-bg-hover: #1e293b;
  --sl-color-text: #e2e8f0;
  --sl-color-text-muted: #94a3b8;
  --sl-color-border: #1e293b;
}

/* ─── Light Mode ─── */
[data-theme='light'] {
  --sl-color-bg: #ffffff;
  --sl-color-bg-nav: #f8fafc;
  --sl-color-bg-sidebar: #f8fafc;
  --sl-color-bg-hover: #f1f5f9;
  --sl-color-text: #1e293b;
  --sl-color-text-muted: #64748b;
  --sl-color-border: #e2e8f0;
}

/* ─── Global Typography ─── */
html {
  font-family: var(--sl-font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  line-height: 1.7;
  letter-spacing: -0.011em;
}

/* ─── Headings ─── */
.content h1 {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 3rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--sl-color-border, #e2e8f0);
}

.content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.content h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-top: 1.5rem;
}

/* ─── Links ─── */
.content a {
  color: var(--sl-color-accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

.content a:hover {
  color: var(--sl-color-accent-high);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* ─── Code Blocks ─── */
code {
  font-family: var(--sl-font-mono);
  font-size: 0.85em;
  border-radius: 6px;
  padding: 0.15em 0.4em;
  background: var(--sl-color-gray-2, #f1f5f9);
}

[data-theme='dark'] code {
  background: rgba(139, 92, 246, 0.15);
  color: #c4b5fd;
}

pre {
  font-family: var(--sl-font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  border-radius: 12px;
  border: 1px solid var(--sl-color-border, #e2e8f0);
  padding: 1.25rem;
  overflow-x: auto;
  background: #0f172a !important;
}

[data-theme='dark'] pre {
  background: #0b0f19 !important;
  border-color: #1e293b;
}

pre code {
  background: none;
  padding: 0;
  border-radius: 0;
}

/* ─── Tables ─── */
.content table {
  width: 100%;
  font-size: 0.875rem;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--sl-color-border, #e2e8f0);
  margin: 1.5rem 0;
}

.content thead {
  background: var(--sl-color-gray-6, #1e293b);
}

[data-theme='dark'] .content thead {
  background: #1e293b;
}

[data-theme='light'] .content thead {
  background: #f1f5f9;
}

.content th {
  font-weight: 600;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid var(--sl-color-border, #e2e8f0);
}

.content td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--sl-color-border, #e2e8f0);
}

.content tbody tr:last-child td {
  border-bottom: none;
}

.content tbody tr:hover {
  background: var(--sl-color-bg-hover, #f8fafc);
}

/* ─── Callouts / Asides ─── */
.starlight-aside {
  border-radius: 12px;
  border-left-width: 4px;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}

.starlight-aside--note {
  border-left-color: var(--sl-color-blue);
  background: rgba(59, 130, 246, 0.05);
}

.starlight-aside--tip {
  border-left-color: var(--sl-color-green);
  background: rgba(16, 185, 129, 0.05);
}

.starlight-aside--caution {
  border-left-color: var(--sl-color-yellow);
  background: rgba(245, 158, 11, 0.05);
}

.starlight-aside--danger {
  border-left-color: var(--sl-color-red);
  background: rgba(239, 68, 68, 0.05);
}

/* ─── Hero Gradient ─── */
.hero-gradient {
  background: linear-gradient(135deg, #e6522c 0%, #8b5cf6 50%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Feature Grid ─── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.feature-card {
  border: 1px solid var(--sl-color-border, #e2e8f0);
  border-radius: 16px;
  padding: 1.75rem;
  background: var(--sl-color-bg, #ffffff);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sl-color-accent), var(--sl-color-blue));
  opacity: 0;
  transition: opacity 0.25s ease;
}

.feature-card:hover {
  border-color: var(--sl-color-accent);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -12px rgba(139, 92, 246, 0.15);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card h3 {
  margin-top: 0;
  font-size: 1.1rem;
  font-weight: 600;
}

/* ─── Benchmark Card ─── */
.benchmark-card {
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 16px;
  padding: 1.75rem;
  background: rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(16px);
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
}

.benchmark-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--sl-color-orange), var(--sl-color-accent), var(--sl-color-blue));
}

/* ─── Performance Table ─── */
.performance-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--sl-color-border, #e2e8f0);
}

.performance-table th {
  text-align: left;
  padding: 1rem 1.25rem;
  font-weight: 600;
  background: var(--sl-color-gray-6, #1e293b);
}

.performance-table td {
  padding: 1rem 1.25rem;
  text-align: right;
}

.performance-table td:first-child {
  text-align: left;
  font-weight: 600;
}

.performance-table .winner {
  color: var(--sl-color-accent-high);
  font-weight: 700;
  font-size: 1.1em;
}

.performance-table tbody tr:hover {
  background: var(--sl-color-bg-hover, #f8fafc);
}

/* ─── Sidebar ─── */
.sidebar-title {
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--sl-color-text-muted, #64748b);
}

/* ─── Badge Styling ─── */
.badge--success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--sl-color-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 9999px;
  padding: 0.15em 0.6em;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ─── Card Grid Overrides ─── */
.sl-card-grid {
  gap: 1.25rem;
}

.sl-card {
  border-radius: 12px;
  border: 1px solid var(--sl-color-border, #e2e8f0);
  transition: all 0.2s ease;
}

.sl-card:hover {
  border-color: var(--sl-color-accent);
  box-shadow: 0 8px 24px -8px rgba(139, 92, 246, 0.12);
}

/* ─── TOC (Table of Contents) ─── */
.toc-panel {
  font-size: 0.85rem;
}

.toc-panel a {
  transition: color 0.15s ease;
}

/* ─── Breadcrumbs ─── */
.breadcrumbs a {
  font-size: 0.85rem;
  color: var(--sl-color-text-muted, #64748b);
  transition: color 0.15s ease;
}

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

/* ─── Navigation (Prev/Next) ─── */
.prev-next-nav a {
  border-radius: 12px;
  transition: all 0.2s ease;
  border: 1px solid var(--sl-color-border, #e2e8f0);
}

.prev-next-nav a:hover {
  border-color: var(--sl-color-accent);
  box-shadow: 0 4px 12px -4px rgba(139, 92, 246, 0.15);
}

/* ─── Search ─── */
.search-input {
  border-radius: 10px !important;
  font-size: 0.9rem !important;
}

/* ─── Mobile Responsive ─── */
@media (max-width: 768px) {
  .content h1 {
    font-size: 1.75rem;
  }

  .content h2 {
    font-size: 1.3rem;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .performance-table {
    font-size: 0.8rem;
  }

  .performance-table th,
  .performance-table td {
    padding: 0.5rem 0.75rem;
  }
}

/* ─── Print Styles ─── */
@media print {
  .sidebar,
  .toc-panel,
  .edit-link,
  .prev-next-nav {
    display: none !important;
  }

  .content {
    max-width: 100%;
  }
}

/* ─── Focus Styles (Accessibility) ─── */
:focus-visible {
  outline: 2px solid var(--sl-color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ─── Selection ─── */
::selection {
  background: rgba(139, 92, 246, 0.3);
  color: var(--sl-color-white);
}

[data-theme='light'] ::selection {
  background: rgba(139, 92, 246, 0.2);
  color: var(--sl-color-black);
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--sl-color-gray-4, #64748b);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--sl-color-gray-3, #94a3b8);
}

/* ─── Animations ─── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.content > * {
  animation: fadeInUp 0.3s ease-out;
}

/* ─── Starlight Overrides ─── */
.starlight-sidebar > div {
  border-right: 1px solid var(--sl-color-border, #e2e8f0);
}

/* ─── Code Group Tabs ─── */
.tab-label {
  font-family: var(--sl-font-mono);
  font-size: 0.8rem;
}

/* ─── Gradient Text Utility ─── */
.gradient-text {
  background: linear-gradient(135deg, #e6522c, #8b5cf6, #3b82f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}