/* style.css  –  Legend of California Wiki */

/* ========== LAYOUT STRUCTURE ========== */
.app-layout {
  display: flex;
  min-height: 100dvh;
}

/* ========== SIDEBAR ========== */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100dvh;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.sidebar-header {
  padding: var(--space-6) var(--space-5);
  border-bottom: 1px solid var(--color-divider);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.sidebar-logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.sidebar-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
  letter-spacing: 0.04em;
}

.sidebar-subtitle {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-top: 2px;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-3) 0;
  overflow-y: auto;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-5);
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  border-left: 3px solid transparent;
  transition: all var(--transition-interactive);
}

.nav-link:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

.nav-link.active {
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  border-left-color: var(--color-primary);
  font-weight: 600;
}

.nav-link svg,
.nav-link i[data-lucide] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

/* Lucide replaces <i> with an inline <svg>  –  target both states */
.nav-link.active svg,
.nav-link.active i[data-lucide] {
  opacity: 1;
}

.sidebar-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-divider);
  flex-shrink: 0;
}

.sidebar-controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: all var(--transition-interactive);
}

.theme-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-primary);
}

/* ========== MAIN CONTENT ========== */
.main-content {
  margin-left: 280px;
  flex: 1;
  min-width: 0;
}

.content-area {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-8) var(--space-8) var(--space-16);
}

/* Override global 72ch paragraph limit  –  the sidebar layout already constrains width */
.content-area p,
.content-area li,
.content-area figcaption {
  max-width: none;
}

/* Prose & callout links in main  –  override browser default blues (poor contrast in dark mode) */
main.main-content a:not(.link-btn):not(.timestamp-link) {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-primary-highlight);
  text-underline-offset: 2px;
}

main.main-content a:not(.link-btn):not(.timestamp-link):hover {
  color: var(--color-primary-hover);
  text-decoration-color: var(--color-primary);
}

main.main-content a:not(.link-btn):not(.timestamp-link):visited {
  color: var(--color-primary);
}

/* ========== MOBILE HEADER ========== */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  z-index: 90;
  align-items: center;
  padding: 0 var(--space-4);
  gap: var(--space-3);
}

.hamburger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text);
}

.hamburger:hover {
  background: var(--color-surface-offset);
}

.mobile-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
}

.mobile-theme-toggle {
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 95;
}

.sidebar-close {
  display: none;
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}

.sidebar-close:hover {
  background: var(--color-surface-offset);
}

/* ========== SEARCH ========== */
.search-container {
  padding: var(--space-3) var(--space-5);
  flex-shrink: 0;
}

.search-wrapper {
  position: relative;
}

.search-input {
  width: 100%;
  padding: var(--space-2) var(--space-3) var(--space-2) var(--space-8);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
  outline: none;
  transition: all var(--transition-interactive);
}

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

.search-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}

.search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-faint);
  pointer-events: none;
}

.search-results {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  right: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 320px;
  overflow-y: auto;
  z-index: 200;
  display: none;
}

.search-results.active {
  display: block;
}

.search-result-item {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-divider);
  cursor: pointer;
  transition: background var(--transition-interactive);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background: var(--color-surface-offset);
}

.search-result-section {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.search-result-text {
  color: var(--color-text-muted);
  margin-top: 2px;
}

.search-result-text mark {
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  padding: 0 2px;
  border-radius: 2px;
}

.search-no-results {
  padding: var(--space-4);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* ========== WIKI SECTION ========== */
.wiki-section {
  display: none;
}

.wiki-section.active {
  display: block;
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========== HERO SECTION ========== */
/* Full width of .content-area; explicit height avoids aspect-ratio + max-height
   shrinking the box (leaving empty space) on wide viewports */
.hero-banner {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-8);
  width: 100%;
  height: clamp(200px, 28vw, 400px);
  min-height: 200px;
}

.hero-banner img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* Anchor on rider / trees bottom-left (was centered away from the figure) */
  object-position: 22% 88%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  /* Lighter at bottom-left so the rider reads; still dark enough for title contrast */
  background:
    linear-gradient(to top, rgba(26, 22, 18, 0.72) 0%, rgba(26, 22, 18, 0.2) 42%, transparent 68%),
    linear-gradient(to right, rgba(14, 12, 10, 0.45) 0%, transparent 52%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-8);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #faf6ee;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
  margin-bottom: var(--space-2);
}

.hero-tagline {
  font-size: var(--text-base);
  color: rgba(250, 246, 238, 0.85);
  max-width: 65ch;
  text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}

/* ========== INFO CARDS GRID ========== */
.info-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.info-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
}

.info-card-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.info-card-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
}

/* ========== SECTION HEADERS ========== */
.section-header {
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}

/* Gold accent rule  –  thicker, partial width like Kintsugiyama */
.section-header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--color-primary);
}

.section-header h1 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.section-header .section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  letter-spacing: 0.01em;
  font-style: italic;
}

/* ========== CONTENT TYPOGRAPHY ========== */
.content-block {
  margin-bottom: var(--space-8);
}

.content-block h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-divider);
}

.content-block h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  margin-top: var(--space-6);
}

.content-block p {
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  line-height: 1.7;
  max-width: none;
}

.content-block ul,
.content-block ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.content-block li {
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: 1.6;
  max-width: none;
}

/* ========== CALLOUT BOXES ========== */
.callout {
  background: var(--color-surface-offset);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-6);
}

.callout.tip {
  border-left-color: var(--color-secondary);
}

.callout.warning {
  border-left-color: var(--color-warning);
}

.callout.note {
  border-left-color: var(--color-accent);
}

.callout-title {
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
  color: var(--color-primary);
}

.callout.tip .callout-title { color: var(--color-secondary); }
.callout.warning .callout-title { color: var(--color-warning); }
.callout.note .callout-title { color: var(--color-accent); }

.callout p {
  font-size: var(--text-sm);
  color: var(--color-text);
  margin: 0;
  line-height: 1.6;
  max-width: none;
}

/* ========== TABLES ========== */
.wiki-table {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
}

.wiki-table thead {
  background: var(--color-surface-offset);
}

.wiki-table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: 700;
  color: var(--color-text);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--color-border);
}

.wiki-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  color: var(--color-text);
  vertical-align: top;
}

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

.wiki-table tbody tr:hover {
  background: var(--color-surface-offset);
}

/* Scrollable table container */
.table-wrapper {
  overflow-x: auto;
  margin-bottom: var(--space-6);
  border-radius: var(--radius-md);
}

/* ========== TAG / BADGE ========== */
.tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Keep tier labels on one line when the first column is narrow (long text in other cols) */
.wiki-table .tag {
  white-space: nowrap;
}

.tag.tier-1 { background: #dce8d4; color: #2d5016; }
.tag.tier-2 { background: #f0e6c8; color: #8b6914; }
.tag.tier-3 { background: #f0d4c8; color: #8b3a2a; }
.tag.tier-4 { background: #e0c8c8; color: #6e1e1e; }

[data-theme="dark"] .tag.tier-1 { background: #2a3d20; color: #7ab85a; }
[data-theme="dark"] .tag.tier-2 { background: #3d3420; color: #daa520; }
[data-theme="dark"] .tag.tier-3 { background: #3d2420; color: #c45a48; }
[data-theme="dark"] .tag.tier-4 { background: #3d1e1e; color: #d15050; }

/* ========== LINKS ROW ========== */
.links-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.link-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition-interactive);
}

.link-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-highlight);
}

.link-btn svg {
  width: 16px;
  height: 16px;
}

/* Stream / VOD reference strip at top of wiki sections */
.section-stream-refs {
  margin-bottom: var(--space-6);
}

.section-stream-refs p {
  font-size: var(--text-sm);
  margin: 0;
  line-height: 1.65;
}

.section-stream-refs a {
  font-weight: 600;
}

/* ========== CITATION ========== */
.source-cite {
  display: inline-block;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: var(--space-2);
}

/* ========== FAQ ========== */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  color: var(--color-text);
  font-weight: 600;
  font-size: var(--text-base);
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  cursor: pointer;
}

.faq-question:hover {
  background: var(--color-surface-offset);
}

.faq-question svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.2s ease;
  color: var(--color-text-muted);
}

.faq-item.open .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 var(--space-5);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
  padding: var(--space-4) var(--space-5);
  max-height: 500px;
}

.faq-answer p {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.7;
  max-width: none;
}

/* ========== TIMESTAMP LIST  –  collapsible <details> ========== */

/* --- Stream-level accordion --- */
.ts-stream {
  margin-bottom: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.ts-stream > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--color-surface-offset);
  user-select: none;
  transition: background var(--transition-interactive);
}

.ts-stream > summary:hover {
  background: var(--color-primary-highlight);
}

.ts-stream > summary::-webkit-details-marker { display: none; }

.ts-stream > summary h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0;
  padding: 0;
  border: none;
}

.ts-stream > summary h2 a {
  color: inherit;
  text-decoration: none;
}

.ts-stream > summary h2 a:hover {
  color: var(--color-primary);
}

.ts-stream-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding: var(--space-3) var(--space-6) var(--space-1);
  font-style: italic;
}

/* Chevron indicator for streams */
.ts-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: transform 0.25s ease;
}

.ts-stream[open] > summary .ts-chevron {
  transform: rotate(180deg);
}

.ts-stream-body {
  padding: 0 var(--space-6) var(--space-5);
}

/* --- Category-level accordion (nested) --- */
.ts-category {
  margin-bottom: var(--space-3);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  overflow: hidden;
  scroll-margin-top: var(--space-16);
}

.ts-category > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  user-select: none;
  transition: background var(--transition-interactive);
}

.ts-category > summary:hover {
  background: var(--color-surface-offset);
}

.ts-category > summary::-webkit-details-marker { display: none; }

.ts-category > summary h3 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
  flex: 1;
  letter-spacing: 0.03em;
}

.ts-count {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  background: var(--color-surface-offset);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-weight: 600;
  min-width: 24px;
  text-align: center;
}

.ts-category[open] > summary {
  border-bottom: 1px solid var(--color-divider);
}

.ts-cat-chevron {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--color-text-faint);
  transition: transform 0.2s ease;
}

.ts-category[open] > summary .ts-cat-chevron {
  transform: rotate(180deg);
}

.ts-category-links {
  padding: var(--space-2) var(--space-4) var(--space-3);
}

/* --- Individual timestamp links (unchanged behavior) --- */
.timestamp-link {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  text-decoration: none;
  color: var(--color-text);
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-divider);
  transition: color var(--transition-interactive);
}

.timestamp-link:last-child {
  border-bottom: none;
}

.timestamp-link:hover {
  color: var(--color-primary);
}

.timestamp-time {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  min-width: 70px;
  text-align: center;
}

.timestamp-desc {
  color: var(--color-text);
}

.timestamp-link:hover .timestamp-desc {
  color: var(--color-primary);
}

/* ========== FOOTER ========== */
.wiki-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-6) var(--space-8);
  text-align: center;
  margin-top: var(--space-16);
}

.wiki-footer p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  max-width: none;
}

/* Stronger than main prose link rule  –  footer stays quiet until hover */
main.main-content .wiki-footer a {
  color: var(--color-primary);
  text-decoration: none;
}

main.main-content .wiki-footer a:hover {
  text-decoration: underline;
}

/* ========== DEVELOPER CARD ========== */
.dev-card {
  display: flex;
  gap: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.dev-card-icon {
  width: 64px;
  height: 64px;
  background: var(--color-primary-highlight);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
}

.dev-card-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.dev-card-role {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.dev-card-content p {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.6;
}

/* ========== RESPONSIVE  –  MOBILE ========== */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    width: 280px;
    z-index: 200;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-close {
    display: flex;
  }

  .sidebar-overlay.active {
    display: block;
  }

  .mobile-header {
    display: flex;
  }

  .main-content {
    margin-left: 0;
    padding-top: 56px;
  }

  .content-area {
    padding: var(--space-4) var(--space-4) var(--space-12);
  }

  .hero-banner {
    height: clamp(200px, 52vw, 340px);
    border-radius: var(--radius-md);
  }

  .hero-banner img {
    object-position: 20% 86%;
  }

  .hero-overlay {
    padding: var(--space-4);
  }

  .hero-title {
    font-size: var(--text-xl);
  }

  .hero-tagline {
    font-size: var(--text-sm);
  }

  .info-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .dev-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .section-header h1 {
    font-size: var(--text-lg);
  }

  .wiki-footer {
    padding: var(--space-4);
  }

  .links-row {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .info-cards {
    grid-template-columns: 1fr;
  }
}

/* ========== GRID HELPERS ========== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

/* ========== AI CHAT WIDGET ========== */
.chat-widget {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-3);
}

/* Floating trigger button */
.chat-trigger {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg), 0 0 0 3px var(--color-primary-highlight);
  transition: all var(--transition-interactive);
  flex-shrink: 0;
}

.chat-trigger:hover {
  background: var(--color-primary-hover);
  transform: scale(1.06);
}

.chat-trigger svg {
  width: 24px;
  height: 24px;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.chat-trigger .icon-chat  { opacity: 1;  transform: scale(1); }
.chat-trigger .icon-close { opacity: 0;  transform: scale(0.6); position: absolute; }

.chat-widget.open .chat-trigger .icon-chat  { opacity: 0;  transform: scale(0.6); }
.chat-widget.open .chat-trigger .icon-close { opacity: 1;  transform: scale(1); }

/* Chat panel */
.chat-panel {
  width: 360px;
  max-height: 520px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;

  /* Hidden by default */
  opacity: 0;
  transform: translateY(12px) scale(0.97);
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.chat-widget.open .chat-panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

/* Panel header */
.chat-panel-header {
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface-offset);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.chat-panel-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  border: 1.5px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.chat-panel-avatar svg { width: 16px; height: 16px; }

.chat-panel-info { flex: 1; min-width: 0; }

.chat-panel-name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.chat-panel-status {
  font-size: var(--text-xs);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 2px;
}

.chat-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
}

/* Messages area */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.chat-message {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  animation: msgIn 0.2s ease both;
}

@keyframes msgIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.chat-message.user { align-items: flex-end; }
.chat-message.ai   { align-items: flex-start; }

.chat-bubble {
  max-width: 85%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  line-height: 1.55;
  word-break: break-word;
}

.chat-message.user .chat-bubble {
  background: var(--color-primary);
  color: #fff;
  border-bottom-right-radius: var(--radius-sm);
}

.chat-message.ai .chat-bubble {
  background: var(--color-surface-offset);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-bottom-left-radius: var(--radius-sm);
}

/* Typing indicator */
.chat-typing {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  border-bottom-left-radius: var(--radius-sm);
  width: fit-content;
}

.chat-typing span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-text-muted);
  animation: typingDot 1.2s infinite ease-in-out;
}
.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingDot {
  0%, 60%, 100% { transform: translateY(0);    opacity: 0.4; }
  30%            { transform: translateY(-5px); opacity: 1; }
}

/* Input row */
.chat-input-row {
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-2);
  align-items: center;
  background: var(--color-surface);
  flex-shrink: 0;
}

.chat-input {
  flex: 1;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition-interactive);
  resize: none;
  font-family: var(--font-body);
  line-height: 1.4;
}

.chat-input::placeholder { color: var(--color-text-faint); }

.chat-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-highlight);
}

.chat-send {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-interactive);
}

.chat-send:hover { background: var(--color-primary-hover); }
.chat-send:disabled { background: var(--color-border); cursor: not-allowed; }
.chat-send svg { width: 16px; height: 16px; }

/* Error state */
.chat-error {
  font-size: var(--text-xs);
  color: var(--color-error);
  text-align: center;
  padding: var(--space-2) var(--space-3);
}

/* Mobile adjustments */
@media (max-width: 480px) {
  .chat-widget {
    bottom: var(--space-4);
    right: var(--space-4);
    left: var(--space-4);
    align-items: flex-end;
  }

  .chat-panel {
    width: 100%;
    max-height: 70vh;
  }
}

/* ========== ACCESSIBILITY ========== */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ========== ALPHA GALLERY ========== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-5);
}

.gallery-thumb {
  position: relative;
  display: block;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: zoom-in;
  background: var(--color-surface-elevated);
  text-align: left;
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

.gallery-thumb:hover,
.gallery-thumb:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
  outline: none;
  transform: translateY(-2px);
}

.gallery-thumb img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  vertical-align: middle;
}

.gallery-thumb-label {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-divider);
}

.gallery-credit {
  margin-top: var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.gallery-lightbox {
  max-width: min(96vw, 1200px);
  width: 100%;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

.gallery-lightbox::backdrop {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
}

.gallery-lightbox-inner {
  position: relative;
  padding: var(--space-4);
}

.gallery-lightbox-close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  z-index: 2;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: var(--radius-full);
  background: var(--color-surface-elevated);
  color: var(--color-text);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-interactive);
}

.gallery-lightbox-close:hover {
  background: var(--color-border);
}

.gallery-lightbox-img {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(78vh, 900px);
  object-fit: contain;
  border-radius: var(--radius-md);
  margin-top: var(--space-2);
}

.gallery-lightbox-caption {
  margin: var(--space-4) 0 0;
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-text-muted);
}