/* ══════════════════════════════════════════════════════════════════════════ */
/*  ThemeSync — Documentation Styles                                         */
/*  Extends styles.css with docs-specific components                         */
/* ══════════════════════════════════════════════════════════════════════════ */

/* ── Docs Hero ─────────────────────────────────────────────────────────── */
.docs-hero {
  padding: 140px 0 60px;
  text-align: center;
  background: linear-gradient(135deg, var(--purple-50) 0%, #EEF2FF 50%, #F5F3FF 100%);
  border-bottom: 1px solid var(--border);
}

.docs-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.docs-hero > .container > p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

/* ── Search ────────────────────────────────────────────────────────────── */
.docs-search-wrapper {
  max-width: 520px;
  margin: 0 auto;
}

.docs-search {
  display: flex;
  align-items: center;
  gap: 12px;
  background: white;
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px 20px;
  box-shadow: var(--shadow-md);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.docs-search:focus-within {
  border-color: var(--purple-300);
  box-shadow: 0 4px 20px rgba(124,92,252,0.1);
}

.docs-search svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.docs-search input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 1rem;
  font-family: inherit;
  color: var(--text-primary);
  background: transparent;
}

.docs-search input::placeholder {
  color: var(--text-muted);
}

.docs-search-hint {
  margin-top: 10px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ── Quick Links Grid ──────────────────────────────────────────────────── */
.docs-quicklinks {
  padding: 60px 0;
  background: white;
  border-bottom: 1px solid var(--border);
}

.quicklinks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.quicklink-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 24px 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.quicklink-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--purple-200);
}

.quicklink-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 12px;
  background: var(--purple-50);
  color: var(--purple-600);
}

.quicklink-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.quicklink-card p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ── Docs Layout (sidebar + main) ──────────────────────────────────────── */
.docs-content {
  padding: 60px 0 100px;
}

.docs-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 60px;
  align-items: start;
}

/* ── Sidebar ───────────────────────────────────────────────────────────── */
.docs-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 24px);
  max-height: calc(100vh - var(--nav-height) - 48px);
  overflow-y: auto;
  padding-right: 16px;
}

.docs-sidebar::-webkit-scrollbar {
  width: 4px;
}
.docs-sidebar::-webkit-scrollbar-track {
  background: transparent;
}
.docs-sidebar::-webkit-scrollbar-thumb {
  background: var(--gray-200);
  border-radius: 4px;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-section h4 {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 8px;
  padding-left: 12px;
}

.sidebar-section a {
  display: block;
  padding: 6px 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
  border-left: 2px solid transparent;
}

.sidebar-section a:hover {
  color: var(--text-primary);
  background: var(--purple-50);
}

.sidebar-section a.active {
  color: var(--purple-600);
  background: var(--purple-50);
  border-left-color: var(--purple-400);
  font-weight: 600;
}

/* ── Articles ──────────────────────────────────────────────────────────── */
.docs-main {
  min-width: 0;
}

.docs-article {
  padding-bottom: 48px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--border);
}

.docs-article:last-child {
  border-bottom: none;
}

.article-header {
  margin-bottom: 24px;
}

.article-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 12px;
}

/* Badge color variants */
.badge-purple { background: var(--purple-50); color: var(--purple-700); }
.badge-green { background: #ECFDF5; color: #047857; }
.badge-blue { background: #EFF6FF; color: #1D4ED8; }
.badge-indigo { background: #EEF2FF; color: #4338CA; }
.badge-teal { background: #F0FDFA; color: #0F766E; }
.badge-coral { background: #FFF1F2; color: #BE123C; }
.badge-amber { background: #FFFBEB; color: #B45309; }
.badge-violet { background: #F5F3FF; color: #6D28D9; }
.badge-gray { background: var(--gray-100); color: var(--gray-600); }

.docs-article h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.docs-article h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  padding-top: 8px;
  color: var(--text-primary);
}

.docs-article h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  margin-top: 16px;
  color: var(--text-primary);
}

.docs-article > p,
.article-header > p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

/* ── Lists ─────────────────────────────────────────────────────────────── */
.docs-list {
  padding-left: 0;
  margin-bottom: 16px;
}

.docs-list li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  padding: 4px 0 4px 24px;
  position: relative;
}

.docs-list li::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--purple-300);
}

.docs-list-ordered {
  padding-left: 0;
  counter-reset: docs-counter;
  margin-bottom: 16px;
}

.docs-list-ordered li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  padding: 6px 0 6px 36px;
  position: relative;
  counter-increment: docs-counter;
}

.docs-list-ordered li::before {
  content: counter(docs-counter);
  position: absolute;
  left: 0;
  top: 4px;
  width: 24px;
  height: 24px;
  border-radius: 8px;
  background: var(--purple-50);
  color: var(--purple-600);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Callouts ──────────────────────────────────────────────────────────── */
.docs-callout {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  line-height: 1.6;
  margin: 20px 0;
}

.docs-callout strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.docs-callout a {
  color: var(--purple-600);
  font-weight: 500;
}

.docs-callout a:hover {
  text-decoration: underline;
}

.docs-callout-info {
  background: #EFF6FF;
  border-left: 3px solid #60A5FA;
  color: var(--text-secondary);
}

.docs-callout-tip {
  background: #ECFDF5;
  border-left: 3px solid #34D399;
  color: var(--text-secondary);
}

.docs-callout-warning {
  background: #FFFBEB;
  border-left: 3px solid #FBBF24;
  color: var(--text-secondary);
}

/* ── Tables ────────────────────────────────────────────────────────────── */
.docs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.88rem;
}

.docs-table th {
  text-align: left;
  padding: 10px 14px;
  background: var(--gray-50);
  border-bottom: 2px solid var(--border);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.docs-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
}

.docs-table code {
  background: var(--purple-50);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.82rem;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  color: var(--purple-700);
  border: 1px solid var(--purple-100);
}

/* ── Steps ─────────────────────────────────────────────────────────────── */
.docs-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 20px 0;
}

.docs-step {
  display: flex;
  gap: 16px;
  padding: 16px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--indigo-500), var(--purple-600));
  color: white;
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-body h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--text-primary);
}

.step-body p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

.step-body code {
  background: var(--purple-50);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-family: 'SF Mono', Monaco, monospace;
  color: var(--purple-700);
  border: 1px solid var(--purple-100);
}

/* ── Feature Grid ──────────────────────────────────────────────────────── */
.docs-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 20px 0;
}

.docs-feature-card {
  padding: 20px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.docs-feature-card:hover {
  border-color: var(--purple-200);
  box-shadow: var(--shadow-sm);
}

.feature-card-icon {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 8px;
}

.docs-feature-card h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--text-primary);
}

.docs-feature-card p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

.docs-feature-grid-compact {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.docs-feature-card-sm {
  padding: 12px 16px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.docs-feature-card-sm strong {
  color: var(--text-primary);
}

/* ── Method Grid ───────────────────────────────────────────────────────── */
.docs-method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 20px 0;
}

.docs-method {
  padding: 20px;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.2s;
}

.docs-method:hover {
  border-color: var(--purple-200);
}

.docs-method h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0 0 6px;
  color: var(--text-primary);
}

.docs-method p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

/* ── Examples ──────────────────────────────────────────────────────────── */
.docs-examples {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 20px 0;
}

.docs-example {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  font-size: 0.88rem;
}

.example-label {
  font-weight: 700;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.example-text {
  font-weight: 600;
  color: var(--text-primary);
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 0.82rem;
  word-break: break-all;
}

.example-result {
  color: var(--purple-600);
  font-size: 0.82rem;
}

/* ── Badges ────────────────────────────────────────────────────────────── */
.docs-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
}

.docs-badge-red { background: #FEE2E2; color: #DC2626; }
.docs-badge-amber { background: #FEF3C7; color: #D97706; }
.docs-badge-green { background: #D1FAE5; color: #059669; }
.docs-badge-gray { background: var(--gray-100); color: var(--gray-600); }
.docs-badge-purple { background: var(--purple-100); color: var(--purple-700); }

/* ── Search Results ────────────────────────────────────────────────────── */
.docs-article.search-hidden {
  display: none;
}

.search-highlight {
  background: rgba(124, 92, 252, 0.15);
  border-radius: 2px;
  padding: 0 2px;
}

.no-results-msg {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.no-results-msg strong {
  display: block;
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.no-results-msg a {
  color: var(--purple-600);
  font-weight: 500;
}

/* ── Docs Footer ───────────────────────────────────────────────────────── */
.docs-footer {
  background: var(--gray-900);
  color: white;
  padding: 60px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-400);
  margin-bottom: 14px;
}

.footer-col a {
  display: block;
  font-size: 0.88rem;
  color: var(--gray-300);
  padding: 4px 0;
  transition: color 0.15s;
}

.footer-col a:hover {
  color: white;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--gray-700);
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .docs-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .docs-sidebar {
    position: static;
    max-height: none;
    padding-right: 0;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
  }

  .sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }

  .sidebar-section {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
  }

  .sidebar-section h4 {
    width: 100%;
    margin-bottom: 4px;
  }

  .sidebar-section a {
    padding: 4px 10px;
    font-size: 0.8rem;
    border: 1px solid var(--border);
    border-radius: 100px;
    border-left: none;
  }

  .sidebar-section a.active {
    background: var(--purple-50);
    border-color: var(--purple-200);
    border-left: none;
  }
}

@media (max-width: 600px) {
  .docs-hero {
    padding: 120px 0 40px;
  }

  .quicklinks-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .docs-example {
    flex-direction: column;
    gap: 4px;
  }

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

  .docs-table th,
  .docs-table td {
    padding: 8px 10px;
  }

  .docs-article h2 {
    font-size: 1.5rem;
  }

  .docs-article h3 {
    font-size: 1.15rem;
  }
}