/* ============================================================
   THE CHRONICLER'S ARCHIVE — Design System CSS
   ============================================================ */

/* --- Color Tokens (Dark — default) --- */
:root {
  --surface: #131313;
  --surface-dim: #0e0e0e;
  --surface-container-lowest: #0e0e0e;
  --surface-container-low: #1a1a1a;
  --surface-container: #1e1e1e;
  --surface-container-high: #2a2a2a;
  --surface-bright: #333333;
  --on-surface: #e6e0db;
  --on-surface-variant: #a89a91;
  --primary: #ffb5a0;
  --primary-dark: #c45a3c;
  --primary-container: #c45a3c;
  --on-primary-container: #ffddd3;
  --secondary: #e8734a;
  --outline-variant: #56423d;
  --ghost-border: rgba(86, 66, 61, 0.15);

  /* Spacing scale */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;
  --spacing-32: 8rem;

  /* Typography scale */
  --display-lg: 3.5rem;
  --display-md: 2.75rem;
  --display-sm: 2.25rem;
  --headline-lg: 2rem;
  --headline-md: 1.75rem;
  --headline-sm: 1.5rem;
  --title-lg: 1.25rem;
  --title-md: 1.125rem;
  --title-sm: 1rem;
  --body-lg: 1rem;
  --body-md: 0.875rem;
  --body-sm: 0.75rem;
  --label-lg: 0.875rem;
  --label-md: 0.75rem;
  --label-sm: 0.6875rem;

  /* Layout */
  --content-width: 1200px;
  --content-narrow: 800px;
  --nav-height: 64px;
}

/* --- Color Tokens (Light) --- */
[data-theme="light"] {
  --surface: #f8f5f2;
  --surface-dim: #ede9e5;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f2efec;
  --surface-container: #ebe7e3;
  --surface-container-high: #e0dbd7;
  --surface-bright: #d5cfca;
  --on-surface: #1c1b1a;
  --on-surface-variant: #5c524b;
  --primary: #9e3a1e;
  --primary-dark: #c45a3c;
  --primary-container: #c45a3c;
  --on-primary-container: #ffddd3;
  --secondary: #c4522a;
  --outline-variant: #d4c4bc;
  --ghost-border: rgba(86, 66, 61, 0.1);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  border-radius: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', sans-serif;
  font-size: var(--body-lg);
  font-weight: 400;
  line-height: 1.6;
  color: var(--on-surface);
  background: var(--surface);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.3s, color 0.3s;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--ghost-border);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--secondary);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  border-radius: 0;
}

input, textarea, select {
  font-family: inherit;
  border-radius: 0;
}

ul, ol {
  list-style: none;
}

/* --- Typography --- */
.display-lg {
  font-family: 'Playfair Display', serif;
  font-size: var(--display-lg);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.display-md {
  font-family: 'Playfair Display', serif;
  font-size: var(--display-md);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.display-sm {
  font-family: 'Playfair Display', serif;
  font-size: var(--display-sm);
  line-height: 1.2;
}

.headline-lg {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-lg);
  line-height: 1.25;
}

.headline-md {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-md);
  line-height: 1.3;
}

.headline-sm {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-sm);
  line-height: 1.35;
}

.title-lg {
  font-size: var(--title-lg);
  font-weight: 500;
  line-height: 1.4;
}

.title-md {
  font-size: var(--title-md);
  font-weight: 500;
  line-height: 1.4;
}

.body-lg {
  font-size: var(--body-lg);
  line-height: 1.6;
}

.body-sm {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  line-height: 1.5;
}

.label-md {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.label-sm {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.serif-italic {
  font-family: 'Playfair Display', serif;
  font-style: italic;
}

/* --- Navigation --- */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(19, 19, 19, 0.95);
  transition: background 0.3s;
}

#nav.nav-transparent {
  background: transparent;
}

#nav.scrolled {
  background: rgba(19, 19, 19, 0.95);
}

[data-theme="light"] #nav {
  background: rgba(248, 245, 242, 0.95);
}

[data-theme="light"] #nav.nav-transparent {
  background: transparent;
}

[data-theme="light"] #nav.nav-transparent .nav-link,
[data-theme="light"] #nav.nav-transparent .nav-icon-btn {
  color: #a89a91;
}

[data-theme="light"] #nav.nav-transparent .nav-link:hover {
  color: #e6e0db;
}

[data-theme="light"] #nav.nav-transparent .nav-link.active {
  color: #ffb5a0;
}

[data-theme="light"] #nav.nav-transparent .nav-logo span {
  color: #e6e0db;
}

[data-theme="light"] #nav.scrolled {
  background: rgba(248, 245, 242, 0.95);
}

.nav-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  padding: 0 var(--spacing-8);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  color: var(--on-surface);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--body-sm);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
}

.nav-logo:hover {
  color: var(--on-surface);
}

.nav-links {
  display: flex;
  gap: var(--spacing-8);
}

.nav-link {
  font-family: 'Inter', sans-serif;
  font-size: var(--body-sm);
  font-weight: 500;
  color: var(--on-surface-variant);
  text-decoration: none;
  padding: var(--spacing-2) 0;
  position: relative;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s;
}

.nav-link:hover {
  color: var(--on-surface);
}

.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
}

.nav-icon-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-surface-variant);
  transition: color 0.2s;
}

.nav-icon-btn:hover {
  color: var(--on-surface);
}

/* Hamburger — hidden on desktop */
.nav-hamburger {
  display: none;
}

.nav-hamburger .hamburger-close {
  display: none;
}

/* Theme toggle icons — show moon in dark, sun in light */
#theme-toggle .icon-sun { display: none; }
#theme-toggle .icon-moon { display: block; }
[data-theme="light"] #theme-toggle .icon-sun { display: block; }
[data-theme="light"] #theme-toggle .icon-moon { display: none; }

/* --- Globe / Hero Section --- */
.globe-hero {
  position: relative;
  width: 100%;
  height: 100vh;
  background: linear-gradient(45deg, var(--surface) 0%, var(--surface-container-low) 100%);
  overflow: hidden;
}

[data-theme="light"] .globe-hero {
  background: linear-gradient(45deg, #131313 0%, #1a1a1a 100%);
  color: #e6e0db;
}

[data-theme="light"] .globe-overlay {
  background: linear-gradient(to top, var(--surface) 0%, transparent 100%);
}

[data-theme="light"] .globe-content {
  color: #e6e0db;
}

[data-theme="light"] .globe-subtitle {
  color: #a89a91;
}

.globe-container {
  position: absolute;
  inset: 0;
}

.globe-container canvas {
  width: 100% !important;
  height: 100% !important;
}

.globe-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-16) var(--spacing-8) var(--spacing-8);
  background: linear-gradient(to top, var(--surface) 0%, transparent 100%);
  pointer-events: none;
}

.globe-title {
  font-family: 'Playfair Display', serif;
  font-size: 7rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--spacing-4);
}

.globe-subtitle {
  font-size: var(--body-lg);
  color: var(--on-surface-variant);
  max-width: 580px;
}

.globe-hero-inner {
  position: relative;
  width: 100%;
  height: 100%;
}

#globe-container {
  position: absolute;
  inset: 0;
}

#globe-container canvas {
  width: 100% !important;
  height: 100% !important;
}

.globe-content {
  position: absolute;
  bottom: var(--spacing-16);
  left: 0;
  right: 0;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-8);
  z-index: 2;
  pointer-events: none;
}

.globe-content .globe-cta {
  pointer-events: auto;
}

.globe-cta {
  display: inline-block;
  margin-top: var(--spacing-6);
  padding: var(--spacing-3) var(--spacing-8);
  background: var(--primary-container);
  color: var(--on-primary-container);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 0.2s;
}

.globe-cta:hover {
  background: var(--primary-dark);
  color: var(--on-primary-container);
}

.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-2);
  color: var(--on-surface-variant);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  letter-spacing: 0.1em;
  opacity: 0.6;
  animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

.globe-tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--surface-container-high);
  color: var(--on-surface);
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--body-sm);
  z-index: 100;
  transform: translate(-50%, -120%);
  white-space: nowrap;
  border: 1px solid var(--ghost-border);
  opacity: 0;
  transition: opacity 0.15s;
}

.globe-tooltip.visible {
  opacity: 1;
}

.tt-year {
  display: block;
  font-size: var(--label-sm);
  color: var(--primary);
  margin-top: 2px;
}

/* --- Section Labels (shared) --- */
.section-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-3);
}

.section-heading {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-lg);
  margin-bottom: var(--spacing-4);
}

/* --- Featured Grid (Home) --- */
.featured-section {
  padding: var(--spacing-20) var(--spacing-8);
  max-width: var(--content-width);
  margin: 0 auto;
}

.featured-section .section-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-6);
}

.featured-section .section-title {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-lg);
  margin-bottom: var(--spacing-12);
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-6);
}

/* --- Home Archive Intro --- */
.home-archive-intro {
  background: var(--surface-container-lowest);
  padding: var(--spacing-20) var(--spacing-8);
}

.home-archive-intro-inner {
  max-width: var(--content-width);
  margin: 0 auto;
}

.home-archive-intro .section-label {
  margin-bottom: var(--spacing-12);
}

.archive-stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-12);
}

.archive-stat {
  text-align: center;
}

.archive-stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--display-md);
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  margin-bottom: var(--spacing-2);
}

.archive-stat-label {
  font-family: 'Inter', sans-serif;
  font-size: var(--label-md);
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.4;
}

.archive-divider {
  border: none;
  border-top: 1px solid var(--surface-container-high);
  margin: var(--spacing-16) 0;
}

.archive-pull-quote {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: var(--headline-sm);
  color: var(--on-surface);
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  line-height: 1.5;
}

.archive-cta {
  display: block;
  width: fit-content;
  margin: var(--spacing-12) auto 0;
  padding: var(--spacing-3) var(--spacing-8);
  border: 1px solid var(--outline-variant);
  background: transparent;
  color: var(--on-surface);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.archive-cta:hover {
  background: var(--surface-container-high);
  color: var(--on-surface);
}

/* --- Fire Cards --- */
.fire-card {
  background: var(--surface-container-low);
  cursor: pointer;
  transition: background 0.2s;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.fire-card:hover {
  background: var(--surface-bright);
}

.fire-card-img {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid var(--ghost-border);
}

.fire-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: none;
}

.fire-card-badge {
  position: absolute;
  top: var(--spacing-3);
  left: var(--spacing-3);
  z-index: 1;
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--surface-container-lowest);
  padding: var(--spacing-1) var(--spacing-3);
}

.fallback-bg {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-container);
}

.fire-card-body {
  padding: var(--spacing-6);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
  flex: 1;
}

.fire-card-title {
  font-family: 'Playfair Display', serif;
  font-size: var(--title-lg);
  line-height: 1.3;
  color: var(--on-surface);
}

.fire-card-meta {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-2);
}

.fire-card-deaths {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  color: var(--secondary);
  font-weight: 500;
  display: flex;
  align-items: baseline;
  gap: var(--spacing-2);
  margin-top: auto;
  padding-top: var(--spacing-2);
}

.deaths-num {
  font-weight: 700;
}

.deaths-label {
  font-size: var(--label-sm);
  color: var(--on-surface-variant);
  font-weight: 500;
}

.dot {
  color: var(--on-surface-variant);
}

/* --- Browse View --- */
.browse-view {
  padding-top: calc(var(--nav-height) + var(--spacing-12));
  max-width: var(--content-width);
  margin: 0 auto;
  padding-left: var(--spacing-8);
  padding-right: var(--spacing-8);
  padding-bottom: var(--spacing-20);
}

.browse-header {
  margin-bottom: var(--spacing-12);
}

.browse-header h1 {
  font-family: 'Playfair Display', serif;
  font-size: var(--display-lg);
  margin-bottom: var(--spacing-4);
}

.browse-header p {
  color: var(--on-surface-variant);
  max-width: 600px;
}

.browse-search {
  width: 100%;
  padding: var(--spacing-4) var(--spacing-6);
  background: var(--surface-container-low);
  border: 1px solid var(--ghost-border);
  color: var(--on-surface);
  font-size: var(--body-lg);
  margin-bottom: var(--spacing-8);
  transition: border-color 0.2s;
}

.browse-search::placeholder {
  color: var(--on-surface-variant);
}

.browse-search:focus {
  outline: none;
  border-color: var(--primary-dark);
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-8);
}

.filter-chip {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: var(--spacing-2) var(--spacing-4);
  background: var(--surface-container);
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  border: none;
}

.filter-chip:hover {
  background: var(--surface-container-high);
  color: var(--on-surface);
}

.filter-chip.active {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.browse-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-6);
}

.browse-count {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-6);
}

.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-16) 0;
  color: var(--on-surface-variant);
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-sm);
}

/* --- Timeline View --- */
.timeline-view {
  padding-top: calc(var(--nav-height) + var(--spacing-12));
  padding-bottom: var(--spacing-20);
}

.timeline-hero {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-8) var(--spacing-12);
}

.timeline-hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: var(--display-lg);
  margin-bottom: var(--spacing-4);
}

.timeline-hero p {
  color: var(--on-surface-variant);
  max-width: 600px;
}

.timeline-filter-bar {
  position: sticky;
  top: var(--nav-height);
  z-index: 100;
  background: var(--surface);
  padding: var(--spacing-4) var(--spacing-8);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-3);
  max-width: var(--content-width);
  margin: 0 auto;
  margin-bottom: var(--spacing-12);
}

.timeline-filter-bar .filter-chip {
  font-size: var(--label-sm);
}

.timeline-filter-bar select {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: var(--spacing-2) var(--spacing-4);
  background: var(--surface-container);
  color: var(--on-surface-variant);
  border: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.category-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-4);
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-8) var(--spacing-8);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
}

.legend-dot {
  width: 8px;
  height: 8px;
}

/* Timeline body */
.timeline-body {
  position: relative;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-8);
}

.timeline-spine {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--outline-variant);
  transform: translateX(-50%);
}

/* Era dividers */
.era-divider {
  position: relative;
  background: var(--surface-container-lowest);
  padding: var(--spacing-12) var(--spacing-8);
  margin: var(--spacing-16) 0;
  text-align: center;
  z-index: 1;
}

.era-divider h2 {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-lg);
  margin-bottom: var(--spacing-2);
}

.era-divider .era-range {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  color: var(--primary);
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-4);
}

.era-divider p {
  color: var(--on-surface-variant);
  max-width: 600px;
  margin: 0 auto;
  font-size: var(--body-md);
}

/* Timeline entries */
.timeline-entry {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--spacing-12);
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s, transform 0.5s;
}

.timeline-entry.visible {
  opacity: 1;
  transform: translateY(0);
}

.timeline-entry.left {
  flex-direction: row;
  padding-right: calc(50% + var(--spacing-8));
}

.timeline-entry.right {
  flex-direction: row-reverse;
  padding-left: calc(50% + var(--spacing-8));
}

.timeline-node {
  position: absolute;
  left: 50%;
  top: var(--spacing-6);
  width: 12px;
  height: 12px;
  transform: translateX(-50%);
  z-index: 2;
}

.timeline-card {
  background: var(--surface-container-low);
  overflow: hidden;
  cursor: pointer;
  transition: background 0.2s;
  width: 100%;
}

.timeline-card:hover {
  background: var(--surface-bright);
}

.timeline-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--ghost-border);
}

.timeline-card-body {
  padding: var(--spacing-4) var(--spacing-6);
}

.timeline-card-year {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  color: var(--primary);
  font-weight: 700;
  margin-bottom: var(--spacing-1);
}

.timeline-card-title {
  font-family: 'Playfair Display', serif;
  font-size: var(--title-lg);
  line-height: 1.3;
  margin-bottom: var(--spacing-1);
}

.timeline-card-location {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-3);
}

.timeline-card-deaths {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  color: var(--secondary);
  font-weight: 500;
}

.death-bar {
  height: 3px;
  background: var(--primary-dark);
  margin-top: var(--spacing-2);
  transition: width 0.4s;
}

/* Timeline minimap */
.timeline-minimap {
  position: fixed;
  right: var(--spacing-6);
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: center;
}

.minimap-dot {
  width: 4px;
  height: 4px;
  background: var(--on-surface-variant);
  opacity: 0.4;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
}

.minimap-dot:hover {
  opacity: 1;
  transform: scale(2);
}

.minimap-indicator {
  position: absolute;
  left: -4px;
  width: 32px;
  height: 2px;
  background: var(--primary);
  transition: top 0.2s;
}

/* --- Detail View --- */
.detail-view {
  padding-bottom: var(--spacing-20);
}

.detail-hero {
  position: relative;
  width: 100%;
  min-height: 60vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: linear-gradient(45deg, var(--surface) 0%, var(--surface-container-low) 100%);
}

.detail-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  border: none;
}

.detail-hero-overlay {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: var(--spacing-16) var(--spacing-8) var(--spacing-12);
  background: linear-gradient(to top, var(--surface) 0%, transparent 100%);
  max-width: var(--content-width);
  margin: 0 auto;
}

[data-theme="light"] .detail-hero {
  background: linear-gradient(45deg, #1a1a1a 0%, #2a2a2a 100%);
}

[data-theme="light"] .detail-hero-overlay {
  color: #e6e0db;
}

[data-theme="light"] .detail-category {
  color: #ffb5a0;
}

[data-theme="light"] .detail-title {
  color: #e6e0db;
}

[data-theme="light"] .detail-meta {
  color: #a89a91;
}

.detail-category {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: var(--spacing-4);
}

.detail-title {
  font-family: 'Playfair Display', serif;
  font-size: var(--display-lg);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-4);
}

.detail-meta {
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

/* Stats row */
.detail-stats {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--spacing-12) var(--spacing-8);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--spacing-6);
}

.detail-stat {
  background: var(--surface-container-low);
  padding: var(--spacing-6);
}

.detail-stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--headline-lg);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-1);
}

.detail-stat-label {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* Detail map */
.detail-map-section {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-8) var(--spacing-8);
}

.detail-map-address {
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-4);
}

.detail-map {
  width: 100%;
  height: 300px;
  border: 1px solid var(--ghost-border);
  background: var(--surface);
}

.detail-map .leaflet-tile-pane {
  filter: none;
}

.detail-map .leaflet-tile {
  outline: none;
  border: none;
  margin: -0.5px;
}

.detail-map .leaflet-control-zoom a {
  background: var(--surface-container-low);
  color: var(--on-surface);
  border-color: var(--ghost-border);
}

.detail-map .leaflet-control-zoom a:hover {
  background: var(--surface-container);
  color: var(--primary);
}

/* Detail content sections */
.detail-content {
  max-width: var(--content-narrow);
  margin: 0 auto;
  padding: 0 var(--spacing-8);
}

.detail-section {
  margin-bottom: var(--spacing-16);
}

.detail-section-title {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-md);
  margin-bottom: var(--spacing-6);
}

/* Key facts */
.key-facts {
  counter-reset: fact;
}

.key-fact {
  padding: var(--spacing-4) 0;
  display: flex;
  gap: var(--spacing-4);
  align-items: baseline;
}

.key-fact::before {
  counter-increment: fact;
  content: counter(fact, decimal-leading-zero);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
}

/* Key figures */
.figures-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--spacing-4);
}

.figure-card {
  background: var(--surface-container-low);
  padding: var(--spacing-6);
}

.figure-name {
  font-family: 'Playfair Display', serif;
  font-size: var(--title-lg);
  margin-bottom: var(--spacing-2);
}

.figure-role {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
}

/* Image gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-4);
}

.gallery-item {
  cursor: pointer;
  overflow: hidden;
  position: relative;
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: opacity 0.2s;
}

.gallery-item:hover img {
  opacity: 0.8;
}

.gallery-caption {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  padding: var(--spacing-2) 0;
}

/* Video thumbnails */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-4);
}

.video-thumb {
  position: relative;
  cursor: pointer;
  overflow: hidden;
}

.video-thumb img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.video-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  transition: background 0.2s;
}

.video-play:hover {
  background: rgba(0, 0, 0, 0.5);
}

.video-play svg {
  width: 48px;
  height: 48px;
  fill: var(--on-surface);
  opacity: 0.9;
}

/* Timeline of events (within detail) */
.events-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-2) var(--spacing-6);
}

.event-date {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  color: var(--primary);
  font-weight: 500;
  white-space: nowrap;
  padding-top: 2px;
}

.event-text {
  font-size: var(--body-md);
  padding-bottom: var(--spacing-4);
}

/* Narrative */
.narrative-text {
  font-size: var(--body-lg);
  line-height: 1.8;
  color: var(--on-surface);
}

.narrative-text h3 {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-sm);
  margin-top: var(--spacing-10);
  margin-bottom: var(--spacing-4);
}

.narrative-text p {
  margin-bottom: var(--spacing-6);
}

.narrative-text blockquote {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: var(--title-lg);
  color: var(--on-surface-variant);
  padding-left: var(--spacing-6);
  border-left: 2px solid var(--primary);
  margin: var(--spacing-8) 0;
}

/* What Failed */
.failures-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}

.failure-item {
  background: var(--surface-container-low);
  padding: var(--spacing-6);
}

.failure-item h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: var(--spacing-2);
}

.failure-item p {
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-4);
  line-height: 1.7;
}

.failure-item p:last-child {
  margin-bottom: 0;
}

.failure-item p:empty {
  display: none;
}

.failure-item ul,
.failure-item ol,
.narrative-text ul,
.narrative-text ol {
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  padding-left: var(--spacing-6);
  margin: var(--spacing-2) 0;
}

.failure-item ul li,
.failure-item ol li,
.narrative-text ul li,
.narrative-text ol li {
  margin-bottom: var(--spacing-2);
  line-height: 1.6;
}

/* References */
.references-list {
  counter-reset: ref;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.reference-item {
  display: flex;
  gap: var(--spacing-3);
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  line-height: 1.5;
}

.reference-item::before {
  counter-increment: ref;
  content: '[' counter(ref) ']';
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  color: var(--primary);
  font-weight: 500;
  flex-shrink: 0;
}

.reference-item a {
  font-size: var(--body-sm);
  word-break: break-all;
}

/* Prev/Next navigation */
.detail-nav {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--spacing-16) var(--spacing-8) 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-6);
}

.detail-nav-item {
  background: var(--surface-container-low);
  padding: var(--spacing-6);
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
  color: var(--on-surface);
}

.detail-nav-item:hover {
  background: var(--surface-bright);
  color: var(--on-surface);
}

.detail-nav-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--spacing-2);
}

.detail-nav-title {
  font-family: 'Playfair Display', serif;
  font-size: var(--title-lg);
}

.detail-nav-item.next {
  text-align: right;
}

/* --- Stats Dashboard --- */
.stats-page {
  padding-top: var(--nav-height);
}

/* Hero */
.stats-hero {
  background: linear-gradient(45deg, var(--surface), var(--surface-container-low));
  padding: var(--spacing-20) 0 var(--spacing-16);
}

.stats-hero-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-8);
}

.stats-hero-header {
  margin-bottom: var(--spacing-12);
}

.stats-hero-desc {
  color: var(--on-surface-variant);
  max-width: 640px;
  margin-top: var(--spacing-4);
  line-height: 1.7;
}

.counter-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-6);
}

.counter-card {
  background: var(--surface-container);
  padding: var(--spacing-8);
  text-align: center;
}

.counter-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--display-md);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-2);
}

.counter-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.counter-sub {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  opacity: 0.7;
  margin-top: var(--spacing-1);
}

/* Stats sections */
.stats-section {
  padding: var(--spacing-20) 0;
}

.stats-section--alt {
  background: var(--surface-container-lowest);
}

.stats-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-8);
}

.stats-heading {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-lg);
  margin-bottom: var(--spacing-4);
}

.stats-subheading {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-sm);
  margin-top: var(--spacing-12);
  margin-bottom: var(--spacing-6);
}

.stats-desc {
  color: var(--on-surface-variant);
  max-width: 720px;
  line-height: 1.7;
  margin-bottom: var(--spacing-8);
}

.stats-source {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  opacity: 0.7;
  margin-top: var(--spacing-8);
  font-style: italic;
}

/* Chart legend */
.chart-legend {
  display: flex;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-6);
  flex-wrap: wrap;
}

.legend-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 500;
  padding: var(--spacing-2) var(--spacing-4);
  background: var(--surface-container);
  color: var(--on-surface-variant);
  border: none;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.legend-btn.active {
  background: var(--surface-container-high);
  color: var(--on-surface);
}

.legend-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
}

/* Chart container */
.chart-container {
  background: var(--surface-container-low);
  padding: var(--spacing-6);
  margin-bottom: var(--spacing-6);
}

.chart-container canvas {
  display: block;
}

/* Chart tooltip */
.chart-tooltip {
  position: fixed;
  z-index: 1000;
  background: var(--surface-container-high);
  color: var(--on-surface);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  padding: var(--spacing-2) var(--spacing-3);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  white-space: nowrap;
}

.chart-tooltip.visible {
  opacity: 1;
}

/* Chart annotations */
.chart-annotations {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-3);
  margin-top: var(--spacing-4);
}

.annotation-item {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  padding: var(--spacing-3);
  background: var(--surface-container-low);
}

.annotation-year {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--primary);
  margin-right: var(--spacing-2);
}

/* Sprinkler section */
.sprinkler-highlight {
  margin-bottom: var(--spacing-10);
}

.sprinkler-quote {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: var(--title-lg);
  color: var(--on-surface);
  padding-left: var(--spacing-6);
  border-left: 2px solid var(--primary);
  line-height: 1.6;
  margin-bottom: var(--spacing-3);
}

.sprinkler-quote-attr {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  color: var(--on-surface-variant);
  padding-left: var(--spacing-6);
}

.sprinkler-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-10);
}

.sprinkler-stat-card {
  background: var(--surface-container);
  padding: var(--spacing-6);
  text-align: center;
}

.sprinkler-big-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--headline-lg);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-1);
}

.sprinkler-stat-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 500;
  color: var(--on-surface);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sprinkler-stat-sub {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  margin-top: var(--spacing-1);
}

.sprinkler-ops-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-8);
}

.ops-card {
  background: var(--surface-container);
  padding: var(--spacing-6);
  text-align: center;
}

.ops-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--headline-md);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-2);
}

.ops-label {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
}

.failure-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-4);
}

.failure-card {
  background: var(--surface-container);
  padding: var(--spacing-6);
  text-align: center;
}

.failure-pct {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--headline-md);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-2);
}

.failure-reason {
  font-size: var(--body-lg);
  color: var(--on-surface);
  margin-bottom: var(--spacing-2);
}

.failure-context {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
}

/* Horizontal bar charts (CSS-based) */
.hbar-chart {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.hbar-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-2);
}

.hbar-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
}

.hbar-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  color: var(--on-surface-variant);
  min-width: 140px;
  text-align: right;
  flex-shrink: 0;
}

.hbar-track {
  flex: 1;
  height: 24px;
  background: var(--surface-container);
  position: relative;
  display: flex;
  align-items: center;
}

.hbar-fill {
  height: 100%;
  background: var(--primary-dark);
  transition: width 0.8s ease;
}

.hbar-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  font-weight: 700;
  color: var(--on-surface);
  margin-left: var(--spacing-3);
  white-space: nowrap;
}

/* Residential / donut section */
.residential-layout {
  display: flex;
  gap: var(--spacing-10);
  align-items: center;
  margin-bottom: var(--spacing-10);
}

.donut-container {
  flex-shrink: 0;
}

.donut-svg {
  width: 280px;
  height: 280px;
}

.donut-center-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  font-weight: 700;
  fill: var(--primary);
}

.donut-center-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  fill: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.donut-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-3);
  margin-top: var(--spacing-4);
}

.donut-legend-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
}

.donut-legend-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
}

.residential-stats {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}

.res-stat {
  font-size: var(--body-lg);
  color: var(--on-surface-variant);
  line-height: 1.6;
}

.res-num {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--primary);
}

/* Alarm visual */
.alarm-visual {
  display: flex;
  gap: var(--spacing-8);
  align-items: center;
  margin-bottom: var(--spacing-10);
}

.alarm-icons {
  display: flex;
  gap: var(--spacing-3);
  flex-shrink: 0;
}

.alarm-headline {
  font-family: 'Playfair Display', serif;
  font-size: var(--title-lg);
  margin-bottom: var(--spacing-3);
}

.alarm-detail {
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  line-height: 1.7;
}

/* Time gap */
.time-gap-visual {
  margin-bottom: var(--spacing-4);
}

.time-bar {
  display: flex;
  height: 60px;
  margin-bottom: var(--spacing-3);
}

.time-segment {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2);
}

.time-flashover {
  background: var(--primary-dark);
}

.time-gap-zone {
  background: var(--secondary);
}

.time-response {
  background: var(--surface-container-high);
}

.time-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.time-mins {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--body-sm);
  color: rgba(255,255,255,0.8);
}

.time-alarm-note {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
}

.time-gap-note {
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  line-height: 1.7;
  margin-bottom: var(--spacing-8);
}

/* Who dies grid */
.who-dies-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-4);
}

.who-card {
  background: var(--surface-container-low);
  padding: var(--spacing-6);
  text-align: center;
}

.who-stat {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--headline-md);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-2);
}

.who-label {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
}

/* Cause charts */
.cause-charts-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-10);
  margin-bottom: var(--spacing-8);
}

.cause-chart-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-4);
}

.smoking-callout {
  background: var(--surface-container);
  padding: var(--spacing-6);
  border-left: 2px solid var(--primary);
  margin-bottom: var(--spacing-4);
}

.smoking-stat {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--title-lg);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-2);
}

.smoking-context {
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  line-height: 1.7;
}

/* Failure modes matrix */
.matrix-container {
  margin-bottom: var(--spacing-4);
}

.matrix-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--body-sm);
}

.matrix-table th {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--on-surface-variant);
  padding: var(--spacing-2);
  text-align: center;
  background: var(--surface-container-low);
  white-space: nowrap;
}

.matrix-corner {
  min-width: 160px;
}

.matrix-fire-header {
  min-width: 60px;
}

.matrix-fire-name {
  font-size: 9px;
  line-height: 1.2;
  white-space: normal;
  max-width: 60px;
}

.matrix-fire-year {
  font-size: 9px;
  color: var(--on-surface-variant);
  opacity: 0.7;
}

.matrix-table td {
  padding: var(--spacing-1);
  text-align: center;
}

.matrix-mode {
  text-align: left !important;
  font-size: var(--body-sm);
  padding: var(--spacing-2) var(--spacing-3) !important;
  color: var(--on-surface-variant);
  white-space: nowrap;
}

.matrix-cell {
  width: 28px;
  height: 28px;
}

.matrix-cell.filled {
  background: var(--primary-container);
}

.matrix-cell.empty {
  background: var(--surface-container);
}

.matrix-dot {
  display: block;
  width: 100%;
  height: 100%;
}

/* Comparison grid */
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-10);
}

.comp-card {
  background: var(--surface-container);
  padding: var(--spacing-8);
}

.comp-icon {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-3);
}

.comp-title {
  font-family: 'Playfair Display', serif;
  font-size: var(--title-lg);
  margin-bottom: var(--spacing-3);
}

.comp-body {
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  line-height: 1.7;
}

/* Economic row */
.economic-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-4);
}

.econ-card {
  background: var(--surface-container);
  padding: var(--spacing-6);
  text-align: center;
}

.econ-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--headline-md);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-2);
}

.econ-label {
  font-size: var(--body-md);
  color: var(--on-surface);
  margin-bottom: var(--spacing-1);
}

.econ-sub {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
}

/* Reference grid */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-4);
}

.ref-card {
  display: block;
  background: var(--surface-container);
  padding: var(--spacing-6);
  transition: background 0.2s;
  color: var(--on-surface);
}

.ref-card:hover {
  background: var(--surface-bright);
  color: var(--on-surface);
}

.ref-org {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: var(--spacing-2);
}

.ref-title {
  font-size: var(--body-md);
  margin-bottom: var(--spacing-1);
}

.ref-note {
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
}

/* Scroll animations */
.anim-bar {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s, transform 0.4s;
}

.anim-bar.anim-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- About Page --- */
.about-view {
  padding-top: calc(var(--nav-height) + var(--spacing-12));
  max-width: var(--content-narrow);
  margin: 0 auto;
  padding-left: var(--spacing-8);
  padding-right: var(--spacing-8);
  padding-bottom: var(--spacing-20);
}

.about-hero {
  margin-bottom: var(--spacing-16);
}

.about-hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: var(--display-sm);
  margin-bottom: var(--spacing-4);
}

.about-hero p {
  color: var(--on-surface-variant);
}

.about-section {
  margin-bottom: var(--spacing-16);
}

.about-section h2 {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-md);
  margin-bottom: var(--spacing-6);
}

.about-section p {
  margin-bottom: var(--spacing-6);
  line-height: 1.8;
}

.about-portrait {
  float: right;
  width: 280px;
  margin: 0 0 var(--spacing-6) var(--spacing-8);
  border: 1px solid var(--ghost-border);
}

/* Pull quote */
.pull-quote {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: var(--headline-sm);
  color: var(--on-surface-variant);
  padding: var(--spacing-10) 0;
  line-height: 1.5;
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--spacing-16);
}

/* AI transparency section */
.ai-section {
  background: var(--surface-container-lowest);
  padding: var(--spacing-8);
  border-left: 2px solid var(--primary);
  margin-bottom: var(--spacing-16);
  overflow: hidden;
}

.ai-robot-img {
  float: right;
  width: 180px;
  margin: 0 0 var(--spacing-6) var(--spacing-8);
  opacity: 0.85;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.ai-robot-img:hover {
  opacity: 1;
  transform: rotate(3deg) scale(1.03);
}

.ai-section h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--title-md);
  font-weight: 700;
  margin-bottom: var(--spacing-4);
}

.ai-section p {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  line-height: 1.7;
  margin-bottom: var(--spacing-4);
}

.ai-section p:last-child {
  margin-bottom: 0;
}

/* Sign-off */
.about-signoff {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: var(--title-lg);
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-2);
}

.about-date {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-16);
}

/* Contact form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}

.contact-form label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-1);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: var(--spacing-4);
  background: var(--surface-container-low);
  border: 1px solid var(--ghost-border);
  color: var(--on-surface);
  font-size: var(--body-md);
  transition: border-color 0.2s;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary-dark);
}

.contact-form textarea {
  min-height: 160px;
  resize: vertical;
}

.contact-form button[type="submit"] {
  align-self: flex-start;
  padding: var(--spacing-3) var(--spacing-8);
  background: var(--primary-container);
  color: var(--on-primary-container);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-md);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: background 0.2s;
}

.contact-form button[type="submit"]:hover {
  background: var(--primary-dark);
}

/* --- Lightbox --- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox[hidden] {
  display: none;
}

.lightbox-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
}

.lightbox-close {
  position: absolute;
  top: var(--spacing-6);
  right: var(--spacing-6);
  width: 48px;
  height: 48px;
  font-size: 2rem;
  color: var(--on-surface);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-close:hover {
  color: var(--primary);
}

.lightbox-img {
  position: relative;
  z-index: 1;
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border: none;
}

.lightbox-caption {
  position: absolute;
  bottom: var(--spacing-6);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  color: var(--on-surface-variant);
  font-size: var(--body-sm);
  text-align: center;
  max-width: 600px;
}

/* --- Footer --- */
#footer {
  background: var(--surface-container-lowest);
  padding: var(--spacing-8);
}

.footer-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-tagline {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: var(--body-lg);
  color: var(--on-surface-variant);
}

.footer-right {
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--label-sm);
  color: var(--on-surface-variant);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

/* --- Responsive: Tablet (960px) --- */
@media (max-width: 960px) {
  :root {
    --display-lg: 2.75rem;
    --display-md: 2.25rem;
    --display-sm: 2rem;
    --headline-lg: 1.75rem;
    --headline-md: 1.5rem;
  }

  .nav-links {
    gap: var(--spacing-4);
  }

  .nav-logo span {
    display: none;
  }

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

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

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

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

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

  .cause-charts-row {
    grid-template-columns: 1fr;
  }

  .residential-layout {
    flex-direction: column;
  }

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

  .chart-annotations {
    grid-template-columns: 1fr;
  }

  /* Timeline: single column */
  .timeline-spine {
    left: var(--spacing-6);
  }

  .timeline-entry.left,
  .timeline-entry.right {
    flex-direction: row;
    padding-left: calc(var(--spacing-6) + var(--spacing-8));
    padding-right: 0;
  }

  .timeline-node {
    left: var(--spacing-6);
  }

  .timeline-minimap {
    display: none;
  }

  .detail-nav {
    grid-template-columns: 1fr;
  }

  .about-portrait {
    float: none;
    width: 100%;
    margin: 0 0 var(--spacing-6) 0;
  }

  .ai-robot-img {
    float: none;
    display: block;
    width: 140px;
    margin: 0 auto var(--spacing-6);
  }
}

/* --- Responsive: Mobile (600px) --- */
@media (max-width: 600px) {
  :root {
    --display-lg: 2.25rem;
    --display-md: 1.75rem;
    --display-sm: 1.5rem;
    --headline-lg: 1.5rem;
    --headline-md: 1.25rem;
    --spacing-8: 1.25rem;
  }

  .nav-inner {
    padding: 0 var(--spacing-4);
    flex-wrap: wrap;
    height: auto;
    min-height: var(--nav-height);
  }

  /* Hamburger visible on mobile */
  .nav-hamburger {
    display: flex;
    order: -1;
  }

  /* Mobile nav links — hidden by default, shown when open */
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    padding: var(--spacing-2) 0 var(--spacing-4);
    order: 10;
  }

  .nav-links.nav-open {
    display: flex;
  }

  .nav-link {
    font-size: var(--body-md);
    padding: var(--spacing-3) 0;
    border-bottom: 1px solid var(--ghost-border);
  }

  .nav-link::after {
    display: none;
  }

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

  /* Show X when open */
  .nav-hamburger.is-open .hamburger-open {
    display: none;
  }

  .nav-hamburger.is-open .hamburger-close {
    display: block;
  }

  /* Force nav background when menu is open on mobile */
  #nav.nav-menu-open,
  #nav.nav-menu-open.nav-transparent {
    background: rgba(19, 19, 19, 0.98) !important;
  }

  [data-theme="light"] #nav.nav-menu-open,
  [data-theme="light"] #nav.nav-menu-open.nav-transparent {
    background: rgba(248, 245, 242, 0.98) !important;
  }

  #nav.nav-menu-open .nav-link {
    color: var(--on-surface-variant);
  }

  #nav.nav-menu-open .nav-link.active {
    color: var(--primary);
  }

  #nav.nav-menu-open .nav-icon-btn {
    color: var(--on-surface-variant);
  }

  /* Globe title responsive */
  .globe-title {
    font-size: 3.5rem;
  }

  .featured-grid,
  .browse-grid {
    grid-template-columns: 1fr;
  }

  .counter-row {
    grid-template-columns: 1fr;
  }

  .archive-stat-row {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-6);
  }

  .archive-pull-quote {
    text-align: left;
  }

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

  .sprinkler-ops-row {
    grid-template-columns: 1fr;
  }

  .who-dies-grid {
    grid-template-columns: 1fr;
  }

  .economic-row {
    grid-template-columns: 1fr;
  }

  .failure-row {
    grid-template-columns: 1fr;
  }

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

  .hbar-label {
    min-width: 100px;
    font-size: 10px;
  }

  .alarm-visual {
    flex-direction: column;
  }

  .detail-hero {
    min-height: 40vh;
  }

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

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

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

  .footer-inner {
    flex-direction: column;
    gap: var(--spacing-4);
    text-align: center;
  }

  .globe-hero {
    height: 80vh;
  }

  .archive-stat-row {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-8);
  }

  .bar-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-1);
  }

  .bar-label {
    text-align: left;
    min-width: auto;
  }

  .bar-track {
    width: 100%;
  }

  .failure-matrix {
    font-size: var(--label-sm);
  }

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

  .event-date {
    margin-bottom: 0;
  }
}

/* --- Ask the Archive --- */

.ask-view {
  display: flex;
  flex-direction: column;
  max-width: var(--content-width);
  margin: 0 auto;
  padding-top: calc(var(--nav-height) + var(--spacing-12));
  padding-left: var(--spacing-8);
  padding-right: var(--spacing-8);
  padding-bottom: var(--spacing-4);
  min-height: 100vh;
}

.ask-hero {
  margin-bottom: var(--spacing-8);
}

.ask-hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: var(--display-lg);
  margin-bottom: var(--spacing-4);
}

.ask-hero p {
  color: var(--on-surface-variant);
  max-width: 600px;
}

.ask-chat {
  flex: 1;
  overflow-y: auto;
  min-height: 300px;
  max-height: calc(100vh - 380px);
  padding-bottom: var(--spacing-4);
  position: relative;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.ask-chat::-webkit-scrollbar {
  display: none;
}

.ask-suggestions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-6);
  max-width: 480px;
}

.ask-suggestions-label {
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-2);
  font-size: var(--body-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ask-chip {
  background: none;
  color: var(--on-surface-variant);
  border: none;
  padding: var(--spacing-2) 0;
  font-size: var(--body-md);
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  text-align: left;
  transition: color 0.2s;
  border-bottom: 1px solid var(--ghost-border);
}

.ask-chip:last-child {
  border-bottom: none;
}

.ask-chip:hover {
  color: var(--primary);
}

.ask-messages {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}

.ask-message {
  max-width: 85%;
  padding: var(--spacing-4) var(--spacing-6);
  border-radius: 12px;
  font-size: var(--body-lg);
  line-height: 1.6;
  word-wrap: break-word;
}

.ask-message.user {
  align-self: flex-end;
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-bottom-right-radius: 4px;
}

.ask-message.assistant {
  align-self: flex-start;
  background: var(--surface-container-low);
  border: 1px solid var(--ghost-border);
  border-bottom-left-radius: 4px;
}

.ask-response-text {
  margin-bottom: var(--spacing-4);
}

.ask-response-text strong {
  color: var(--primary);
}

.ask-fire-results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--spacing-4);
}

.ask-fire-results .fire-card {
  cursor: pointer;
}

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

.ask-snippet {
  grid-column: 1 / -1;
  background: var(--surface-container);
  border-left: 3px solid var(--primary);
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--body-sm);
  color: var(--on-surface-variant);
  border-radius: 4px;
  margin-top: calc(-1 * var(--spacing-2));
}

.ask-snippet mark {
  background: var(--primary);
  color: var(--on-primary-container);
  padding: 0 2px;
  border-radius: 2px;
}

.ask-timestamp {
  display: block;
  font-size: var(--label-sm);
  color: var(--on-surface-variant);
  margin-top: var(--spacing-2);
  opacity: 0.6;
}

.ask-searching {
  min-height: 0;
}

.ask-searching-inner {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--on-surface-variant);
  font-size: var(--body-md);
}

.ask-searching-icon {
  display: flex;
  align-items: center;
  animation: askSearchSpin 1.2s ease-in-out infinite;
}

@keyframes askSearchSpin {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(15deg); }
}

.ask-searching-text {
  margin-right: var(--spacing-1);
}

.ask-dot {
  width: 4px;
  height: 4px;
  background: var(--on-surface-variant);
  border-radius: 50%;
  animation: askFade 1.4s infinite ease-in-out;
}

.ask-dot:nth-child(4) { animation-delay: 0s; }
.ask-dot:nth-child(5) { animation-delay: 0.2s; }
.ask-dot:nth-child(6) { animation-delay: 0.4s; }

@keyframes askFade {
  0%, 60%, 100% { opacity: 0.2; }
  30% { opacity: 1; }
}

.ask-clear-btn {
  position: absolute;
  top: var(--spacing-2);
  right: var(--spacing-2);
  background: none;
  border: none;
  color: var(--on-surface-variant);
  font-size: var(--label-md);
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}

.ask-clear-btn:hover {
  color: var(--primary);
  background: var(--surface-container);
}

.ask-scroll-btn {
  position: absolute;
  bottom: var(--spacing-4);
  right: var(--spacing-4);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-container);
  color: var(--on-primary-container);
  border: none;
  font-size: var(--title-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  transition: background 0.2s;
  z-index: 5;
}

.ask-scroll-btn:hover {
  background: var(--secondary);
}

.ask-rich-summary {
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-radius: 12px;
  padding: var(--spacing-6);
  margin-top: var(--spacing-2);
}

.ask-rich-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-3);
}

.ask-rich-cat {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: var(--label-sm);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
  white-space: nowrap;
}

.ask-rich-header h3 {
  font-family: 'Playfair Display', serif;
  font-size: var(--headline-sm);
  margin: 0;
}

.ask-rich-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-2);
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-4);
  align-items: center;
}

.ask-rich-deaths {
  color: var(--primary);
  font-weight: 500;
}

.ask-rich-facts {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-4) 0;
}

.ask-rich-facts li {
  position: relative;
  padding-left: var(--spacing-6);
  margin-bottom: var(--spacing-2);
  font-size: var(--body-md);
  color: var(--on-surface-variant);
  line-height: 1.5;
}

.ask-rich-facts li::before {
  content: '\2022';
  position: absolute;
  left: var(--spacing-2);
  color: var(--primary);
}

.ask-rich-link {
  display: inline-block;
  color: var(--primary);
  font-size: var(--body-md);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}

.ask-rich-link:hover {
  color: var(--secondary);
}

.ask-timeline {
  margin-top: var(--spacing-4);
}

.ask-timeline-entry {
  padding: var(--spacing-2) 0;
  border-left: 2px solid var(--outline-variant);
  padding-left: var(--spacing-4);
  margin-left: var(--spacing-2);
  font-size: var(--body-md);
  line-height: 1.5;
}

.ask-timeline-date {
  font-weight: 500;
  color: var(--primary);
}

.ask-input-row {
  display: flex;
  gap: var(--spacing-3);
  padding: var(--spacing-4) 0;
  position: sticky;
  bottom: 0;
  background: var(--surface);
}

.ask-input-row input {
  flex: 1;
  padding: var(--spacing-4) var(--spacing-6);
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  color: var(--on-surface);
  font-size: var(--body-lg);
  font-family: 'Inter', sans-serif;
  border-radius: 8px;
  outline: none;
  transition: border-color 0.2s;
}

.ask-input-row input:focus {
  border-color: var(--primary);
}

.ask-input-row input::placeholder {
  color: var(--on-surface-variant);
}

.ask-input-row button {
  padding: var(--spacing-4) var(--spacing-6);
  background: var(--primary-container);
  color: var(--on-primary-container);
  border: none;
  border-radius: 8px;
  font-size: var(--title-lg);
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: background 0.2s;
}

.ask-input-row button:hover {
  background: var(--secondary);
}

@media (max-width: 960px) {
  .ask-hero h1 {
    font-size: var(--display-sm);
  }
  .ask-fire-results {
    grid-template-columns: repeat(2, 1fr);
  }
  .ask-comparison {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .ask-view {
    padding-left: var(--spacing-4);
    padding-right: var(--spacing-4);
  }
  .ask-hero h1 {
    font-size: var(--headline-lg);
  }
  .ask-message {
    max-width: 95%;
  }
  .ask-fire-results,
  .ask-comparison {
    grid-template-columns: 1fr;
  }
}

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