/* ══════════════════════════════════════════════════════
   DEAD RECKONING — Engineering Dashboard Style
   Inspired by 1970s high-end engineering dashboards.
   Clean, functional, built — not rendered.
   ══════════════════════════════════════════════════════ */

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

:root {
  /* Surfaces */
  --surface-base: #FFFFFF;
  --surface-raised: #FFFFFF;
  --surface-overlay: #fafafa;
  --surface-divider: #E5E5E5;

  /* Primary */
  --blue: #003399;
  --blue-light: #0044cc;
  --blue-faint: #e8eef8;

  /* Accents (mapped from old names for JS compatibility) */
  --accent-blue: #003399;
  --accent-purple: #5522aa;
  --accent-green: #1a8a3f;
  --accent-red: #cc2200;
  --accent-orange: #FF4500;
  --accent-cyan: #005577;

  /* Semantic */
  --positive: #1a8a3f;
  --negative: #cc2200;
  --warning: #cc7700;
  --info: #003399;

  /* Category colors */
  --cat-economy: #003399;
  --cat-software: #5522aa;
  --cat-society: #1a8a3f;
  --cat-politics: #cc2200;
  --cat-health: #cc7700;

  /* Metric colors */
  --metric-gov: #5522aa;
  --metric-unemp: #cc2200;
  --metric-gdp: #003399;
  --metric-sw: #1a8a3f;

  /* Severity */
  --severity-critical: #cc2200;
  --severity-high: #cc7700;
  --severity-medium: #888888;

  /* Highlight (International Orange) */
  --orange: #FF4500;
  --orange-glow: rgba(255, 69, 0, 0.12);

  /* Text */
  --text-primary: #111111;
  --text-secondary: #555555;
  --text-muted: #888888;
  --text-dim: #aaaaaa;

  /* Spacing */
  --screen-padding: 24px;
  --section-gap: 36px;
  --card-padding: 24px;
  --card-gap: 16px;
  --inner-gap: 12px;

  /* Radii — square/minimal for the "built" feel */
  --radius-card: 0px;
  --radius-pill: 0px;
  --radius-tag: 0px;
  --radius-bar: 0px;
  --radius-button: 0px;

  --max-width: 1200px;
  --font-heading: 'Archivo', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-body: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;

  /* Border shortcuts */
  --border: 2px solid var(--surface-divider);
  --border-heavy: 2px solid var(--blue);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--surface-base);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }

/* ── Navigation ──────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 var(--screen-padding);
  background: var(--surface-base);
  border-bottom: var(--border-heavy);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: -0.03em;
  color: var(--blue);
  text-transform: uppercase;
}

.nav-logo .logo-mark {
  width: 36px;
  height: 36px;
  position: relative;
}

.nav-logo .logo-mark svg {
  width: 36px;
  height: 36px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 8px 16px;
  border-left: 1px solid var(--surface-divider);
  transition: all 0.15s ease;
}

.nav-links li:last-child a {
  border-right: 1px solid var(--surface-divider);
}

.nav-links a:hover {
  color: var(--blue);
  background: var(--blue-faint);
}

.nav-links a.active {
  color: #FFFFFF;
  background: var(--blue);
}

.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

.nav-cta { display: none; }

/* ── Hero ────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px var(--screen-padding) 80px;
  position: relative;
  overflow: hidden;
  border-bottom: var(--border-heavy);
}

.hero::before {
  content: '';
  position: absolute;
  top: 64px; left: 0; right: 0; bottom: 0;
  background:
    linear-gradient(90deg, transparent 49.5%, var(--surface-divider) 49.5%, var(--surface-divider) 50.5%, transparent 50.5%),
    linear-gradient(0deg, transparent 49.5%, var(--surface-divider) 49.5%, var(--surface-divider) 50.5%, transparent 50.5%);
  background-size: 80px 80px;
  opacity: 0.35;
  pointer-events: none;
}

.hero::after {
  display: none;
}

.hero-compass {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 680px;
  height: 680px;
  pointer-events: none;
  opacity: 0.18;
  animation: compass-spin 120s linear infinite;
}

.hero-compass svg {
  width: 100%;
  height: 100%;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-metrics {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-width);
  margin-top: 48px;
}

.hero-metrics .key-metrics-header {
  margin-bottom: 24px;
}

.hero-metrics .key-metrics-header h2 {
  font-size: 1.6rem;
}

.hero-metrics .key-metrics-grid {
  max-width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: var(--border-heavy);
  padding: 6px 18px;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--blue);
  background: var(--surface-base);
  margin-bottom: 28px;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  animation: pulse 2s ease-in-out infinite;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.hero h1 .gradient-text {
  background: none;
  -webkit-background-clip: unset;
  -webkit-text-fill-color: var(--blue);
  color: var(--blue);
}

.hero p,
.hero-subtitle-short {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto;
}

.hero-actions {
  margin-top: 32px;
  display: flex;
  justify-content: center;
}

.hero-scroll-arrow {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-muted);
  animation: bounce-arrow 2s ease-in-out infinite;
}

.hero-scroll-arrow:hover { color: var(--blue); }

/* ── Process Flow (Hero) ─────────────────────────── */
.process-flow {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  margin-top: 48px;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 160px;
}

.process-icon {
  width: 72px;
  height: 72px;
  border: var(--border-heavy);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-base);
  margin-bottom: 14px;
  position: relative;
  transition: all 0.15s ease;
}

.process-icon svg {
  width: 40px;
  height: 40px;
}

.process-icon::after {
  content: '';
  position: absolute;
  bottom: -3px; right: -3px;
  width: 100%; height: 100%;
  border: 2px solid var(--surface-divider);
  z-index: -1;
}

.process-step:hover .process-icon {
  background: var(--blue-faint);
}

.process-label {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.process-detail {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.process-arrow {
  display: flex;
  align-items: center;
  padding-top: 28px;
}

.process-arrow svg {
  width: 32px;
  height: 24px;
}

/* ── Buttons ─────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue);
  color: #FFFFFF;
  border: none;
  padding: 14px 28px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: background 0.15s;
}

.btn-primary:hover { background: var(--blue-light); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--blue);
  border: var(--border-heavy);
  padding: 14px 28px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: all 0.15s;
}

.btn-secondary:hover {
  background: var(--blue-faint);
}

/* ── Key Metrics Section ─────────────────────────── */
.key-metrics-section {
  padding: 64px var(--screen-padding);
  border-bottom: var(--border);
  background: var(--surface-overlay);
}

.key-metrics-header {
  max-width: var(--max-width);
  margin: 0 auto 24px;
}

.key-metrics-header h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.key-metrics-subtext {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-top: 6px;
}

.key-metrics-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.key-metric-card {
  border: var(--border);
  border-right: none;
  padding: 28px 24px;
  background: var(--surface-base);
  position: relative;
  transition: background 0.15s;
}

.key-metric-card:last-child { border-right: var(--border); }

.key-metric-card::before { display: none; }
.key-metric-card:hover { background: var(--blue-faint); }
.key-metric-card:hover::before { display: none; }

.key-metric-top {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.key-metric-icon {
  width: 36px;
  height: 36px;
  border: var(--border-heavy);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.key-metric-name {
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.key-metric-value {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--blue);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}

.key-metric-change {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.key-metric-change--good { color: var(--positive); }
.key-metric-change--bad { color: var(--negative); }

.key-metric-change--sentiment {
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.key-metric-arrow { font-size: 0.8rem; }

.key-metric-range {
  margin-top: 12px;
}

.key-metric-range-track {
  height: 6px;
  background: var(--surface-divider);
  position: relative;
  border: 1px solid #ccc;
}

.key-metric-range-baseline {
  position: absolute;
  top: -4px;
  bottom: -4px;
  width: 2px;
  background: var(--text-muted);
}

.key-metric-range-dot {
  position: absolute;
  top: 50%;
  width: 10px;
  height: 10px;
  border: 2px solid var(--blue);
  background: var(--surface-base);
  transform: translate(-50%, -50%);
}

.key-metric-range-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
}

.key-metric-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 10px;
  line-height: 1.5;
}

/* ── World in 2030 ───────────────────────────────── */
.world2030 {
  max-width: var(--max-width);
  margin: 24px auto 0;
  border: var(--border);
  background: var(--surface-base);
  transition: border-color 0.2s;
}

.world2030:hover { border-color: var(--blue); }

.world2030-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  cursor: pointer;
}

.world2030-header:hover { background: var(--blue-faint); }

.world2030-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.world2030-title h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
}

.world2030-toggle {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  gap: 6px;
}

.world2030-chevron {
  transition: transform 0.2s;
}

.world2030.open .world2030-chevron {
  transform: rotate(180deg);
}

.world2030.open .world2030-toggle { color: var(--blue); }

.world2030-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 24px;
}

.world2030.open .world2030-body {
  max-height: 800px;
  padding: 0 24px 24px;
  overflow-y: auto;
}

.world2030-body p {
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.world2030-body p:last-child { margin-bottom: 0; }

.world2030-body p:first-child::first-letter {
  font-family: var(--font-heading);
  font-size: 1.8em;
  font-weight: 900;
  color: var(--blue);
  float: left;
  margin-right: 6px;
  line-height: 1;
}

.world2030-body::-webkit-scrollbar { width: 6px; }
.world2030-body::-webkit-scrollbar-track { background: transparent; }
.world2030-body::-webkit-scrollbar-thumb { background: rgba(0,51,153,0.3); border-radius: 0; }

/* ── Debate Visualization ────────────────────────── */
.debate-section {
  padding: 64px var(--screen-padding);
  border-bottom: var(--border);
}

.debate-header {
  max-width: var(--max-width);
  margin: 0 auto 32px;
}

.debate-header h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.25;
}

.debate-visual {
  max-width: var(--max-width);
  margin: 0 auto;
}

.debate-stage {
  display: grid;
  grid-template-columns: 100px 1fr 100px;
  gap: 24px;
  align-items: flex-start;
}

.debate-model {
  text-align: center;
  padding-top: 8px;
}

.debate-model-avatar {
  width: 64px;
  height: 64px;
  margin: 0 auto 8px;
  border: var(--border-heavy);
  display: flex;
  align-items: center;
  justify-content: center;
}

.debate-model-avatar svg {
  width: 100%;
  height: 100%;
}

.debate-model-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--text-primary);
}

.debate-model-role {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.debate-exchange {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.debate-bubble {
  border: var(--border);
  padding: 16px 20px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-primary);
}

.debate-bubble-tag {
  font-family: var(--font-heading);
  font-size: 0.62rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 4px;
}

.debate-bubble--left {
  border-left: 3px solid var(--blue);
}

.debate-bubble--right {
  border-left: 3px solid var(--positive);
}

.debate-bubble--consensus {
  border: 2px solid var(--positive);
  background: rgba(26, 138, 63, 0.05);
  padding: 14px 20px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--positive);
  display: flex;
  align-items: center;
  gap: 10px;
}

.debate-footnote {
  margin-top: 20px;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
  padding-top: 16px;
  border-top: var(--border);
}

/* ── Landing Sections & Layout ───────────────────── */
.landing-section {
  padding: 64px var(--screen-padding);
  border-bottom: var(--border);
}

.landing-section-alt {
  background: var(--surface-overlay);
}

.landing-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.landing-header {
  margin-bottom: 32px;
}

.landing-label {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--orange);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.landing-label::before {
  content: '';
  display: inline-block;
  width: 12px;
  height: 2px;
  background: var(--orange);
}

.landing-header h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.landing-header p {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 600px;
  line-height: 1.7;
}

.landing-header-hint {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.landing-divider {
  height: 0;
  border: none;
}

/* ── Commentary & Themes ─────────────────────────── */
.landing-commentary-summary,
.landing-header .landing-commentary-summary {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 700px;
}

.landing-themes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}

.landing-theme {
  border: var(--border);
  border-bottom: none;
  background: var(--surface-base);
  cursor: pointer;
  transition: background 0.15s;
}

.landing-theme:nth-child(odd) { border-right: none; }
.landing-theme:nth-last-child(-n+2) { border-bottom: var(--border); }

.landing-theme:hover { background: var(--blue-faint); }

.landing-theme-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
}

.landing-theme-header h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-primary);
}

.landing-theme-chevron {
  color: var(--text-muted);
  transition: transform 0.2s, color 0.2s;
  flex-shrink: 0;
}

.landing-theme.open .landing-theme-chevron {
  transform: rotate(180deg);
  color: var(--blue);
}

.landing-theme-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.landing-theme.open .landing-theme-body {
  max-height: 400px;
}

.landing-theme-body p {
  padding: 0 24px 20px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Assumptions ──────────────────────────────────── */
.landing-assumptions {
  margin-top: 24px;
  border: var(--border);
  padding: 20px 24px;
  background: var(--surface-base);
}

.landing-assumptions-label {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.landing-assumptions p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Landing Sub Headings ────────────────────────── */
.landing-sub-heading {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 20px;
}

/* ── Landing Metrics Grid ────────────────────────── */
.landing-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.landing-metric-card {
  border: var(--border);
  border-right: none;
  padding: 28px 24px;
  background: var(--surface-base);
  position: relative;
  transition: background 0.15s;
}

.landing-metric-card:last-child { border-right: var(--border); }

.landing-metric-card::before { display: none; }
.landing-metric-card:hover { background: var(--blue-faint); }
.landing-metric-card:hover::before { display: none; }

.landing-metric-label {
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.landing-metric-value {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--blue);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}

.landing-metric-change {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  gap: 4px;
}

.landing-metric-change.positive { color: var(--positive); }
.landing-metric-change.negative { color: var(--negative); }

.landing-metric-baseline {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 4px;
}

/* ── Landing Dials Grid ──────────────────────────── */
.landing-dials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0;
  margin-top: 24px;
}

.landing-dial-card {
  border: var(--border);
  border-right: none;
  padding: 24px 16px;
  background: var(--surface-base);
  text-align: center;
  transition: background 0.15s;
}

.landing-dial-card:last-child { border-right: var(--border); }
.landing-dial-card:hover { background: var(--blue-faint); }

.dial-svg {
  display: block;
  margin: 0 auto 8px;
}

.dial-value {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--text-primary);
}

.dial-label {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-top: 2px;
}

.dial-change {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  margin-top: 4px;
}

/* ── Top Events ──────────────────────────────────── */
.landing-top-events {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.landing-events-col-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.landing-events-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.landing-events-col-header h4 {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.landing-event-card {
  border: var(--border);
  padding: 16px 20px;
  background: var(--surface-base);
  margin-bottom: -2px;
  position: relative;
  transition: background 0.15s;
}

.landing-event-card::before { display: none; }
.landing-event-card:hover { background: var(--blue-faint); }
.landing-event-card:hover::before { display: none; }

.landing-event-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.landing-event-cat {
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 2px 8px;
  border: 1px solid currentColor;
}

.landing-event-pct {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 900;
  color: var(--orange);
}

.landing-event-name {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.landing-event-bar-track {
  height: 6px;
  background: var(--surface-divider);
  border: 1px solid #ccc;
}

.landing-event-bar-fill {
  height: 100%;
  background: var(--orange);
}

.landing-event-timing {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ── Cascade Effects ─────────────────────────────── */
.cascade-section { margin-top: 48px; }
.cascade-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.cascade-chain-name {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--text-primary);
}
.cascade-effect {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 0;
}
.cascade-arrow { color: var(--text-muted); flex-shrink: 0; }
.cascade-label {
  font-size: 0.82rem;
  color: var(--text-primary);
}
.cascade-boost {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 8px;
  border: 1px solid;
}

/* ── Category Tabs ────────────────────────────────── */
.cat-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 16px;
}

.cat-tab {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 10px 20px;
  border: var(--border);
  border-right: none;
  background: var(--surface-base);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.cat-tab:last-child { border-right: var(--border); }
.cat-tab:hover { background: var(--blue-faint); color: var(--text-primary); }

.cat-tab.active {
  background: var(--blue);
  color: #FFFFFF;
  border-color: var(--blue);
}

/* ── View Filter ──────────────────────────────────── */
.view-filter {
  display: flex;
  gap: 0;
  margin-bottom: 20px;
}

.view-btn {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 8px 16px;
  border: var(--border);
  border-right: none;
  background: var(--surface-base);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.view-btn:last-child { border-right: var(--border); }
.view-btn:hover { color: var(--text-primary); background: var(--blue-faint); }

.view-btn.active {
  background: var(--blue);
  color: #FFFFFF;
  border-color: var(--blue);
}

/* ── Severity Filter ──────────────────────────────── */
.severity-filter {
  display: flex;
  gap: 0;
  margin-bottom: 20px;
}

.severity-btn {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 8px 16px;
  border: var(--border);
  border-right: none;
  background: var(--surface-base);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.severity-btn:last-child { border-right: var(--border); }
.severity-btn:hover { color: var(--text-primary); background: var(--surface-overlay); }

.severity-btn.active {
  background: var(--active-bg, var(--blue));
  color: #FFFFFF;
  border-color: var(--active-bg, var(--blue));
}

/* ── Risks Controls ──────────────────────────────── */
.landing-risks-controls {
  margin-bottom: 20px;
}

.landing-risks-controls .cat-tabs {
  margin-bottom: 12px;
}

.landing-risks-controls .view-filter {
  margin-bottom: 0;
}

/* ── Items Columns ────────────────────────────────── */
.items-columns {
  display: flex;
  gap: 24px;
}

.items-column {
  flex: 1;
  min-width: 0;
}

.items-column-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  padding: 12px 16px;
  border: var(--border);
  background: var(--surface-base);
}

.items-column-header .col-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.items-column-header h3 {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.items-column-header .count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-left: auto;
}

/* ── Item Card ────────────────────────────────────── */
.item-card {
  border: var(--border);
  border-bottom: none;
  padding: 0;
  background: var(--surface-base);
  transition: background 0.15s;
}

.item-card:last-child { border-bottom: var(--border); }

.item-card:hover { background: var(--blue-faint); }

.item-card-header {
  padding: 16px 20px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.item-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.level-badge {
  font-family: var(--font-heading);
  font-size: 0.58rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 3px 10px;
  border: 2px solid currentColor;
}

.timing-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

.outcomes-count {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-dim);
  margin-left: auto;
}

.trend-badge {
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border: 1px solid;
}

.item-card-header h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.item-card-header .chevron {
  transition: transform 0.2s;
  color: var(--text-muted);
  flex-shrink: 0;
}

.item-card-header .chevron.open {
  transform: rotate(180deg);
  color: var(--blue);
}

/* ── Probability Bars ─────────────────────────────── */
.prob-bar-wrap {
  padding: 0 20px 12px;
  position: relative;
}

.prob-bar-track {
  height: 14px;
  background: var(--surface-divider);
  border: 2px solid #ccc;
  position: relative;
  cursor: pointer;
}

.prob-bar-fill {
  height: 100%;
  background: var(--orange);
  position: relative;
  transition: width 0.1s;
}

.prob-bar-ghost {
  position: absolute;
  top: 0; bottom: 0;
  background: var(--orange);
  opacity: 0.15;
}

.prob-bar-wrap.modified .prob-bar-ghost { opacity: 0.25; }

.prob-bar-handle {
  position: absolute;
  top: 50%;
  width: 20px;
  height: 28px;
  background: var(--surface-base);
  border: 2px solid var(--text-primary);
  transform: translate(-50%, -50%);
  cursor: ew-resize;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.prob-bar-handle::before {
  content: '';
  width: 6px;
  height: 12px;
  background: repeating-linear-gradient(
    0deg,
    var(--text-muted) 0px,
    var(--text-muted) 1px,
    transparent 1px,
    transparent 3px
  );
}

.prob-bar-handle-lo { left: 0; }
.prob-bar-handle-hi { right: 0; transform: translate(50%, -50%); }

.prob-bar-wrap:hover .prob-bar-handle { opacity: 1; }
.prob-bar-wrap.dragging .prob-bar-handle { opacity: 1; }

.prob-bar-wrap:hover .prob-bar-handle:hover {
  border-color: var(--orange);
}

.prob-bar-wrap.dragging .prob-bar-fill {
  background: var(--orange);
}

.prob-bar-wrap.modified {
  border-left: 3px solid var(--orange);
}

.prob-bar-wrap.modified .prob-bar-labels {
  font-weight: 700;
}

.prob-bar-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
}

.prob-label-lo,
.prob-label-hi {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

body.prob-dragging { cursor: ew-resize !important; }
body.prob-dragging * { cursor: ew-resize !important; user-select: none !important; }

/* ── Inline Metrics Strip ────────────────────────── */
.inline-metrics-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 20px;
  border: var(--border);
}

.inline-metric {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-right: var(--border);
  transition: background 0.15s;
  cursor: default;
}

.inline-metric:last-child { border-right: none; }
.inline-metric:hover { background: var(--blue-faint); }

.inline-metric-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.inline-metric-label {
  font-family: var(--font-heading);
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.inline-metric-value {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.inline-metric-delta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.inline-metric-delta.positive { color: var(--positive); }
.inline-metric-delta.negative { color: var(--negative); }

.inline-metrics-reset {
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  background: none;
  border: var(--border);
  padding: 6px 14px;
  cursor: pointer;
  margin-left: 8px;
  transition: all 0.15s;
}

.inline-metrics-reset:hover {
  color: var(--orange);
  border-color: var(--orange);
}

/* ── Sim Loading ──────────────────────────────────── */
.sim-loading {
  text-align: center;
  padding: 40px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── Item Card Details ────────────────────────────── */
.item-card-details {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.item-card-details.open {
  max-height: 800px;
}

.item-detail-text {
  padding: 0 20px 16px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.analysis-box {
  margin: 0 20px 16px;
  padding: 16px 20px;
  background: var(--surface-overlay);
  border: var(--border);
}

.analysis-box .analysis-label {
  font-family: var(--font-heading);
  font-size: 0.62rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--blue);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.analysis-box p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.outcomes-header {
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 0 20px;
  margin-bottom: 8px;
}

.outcome-row {
  padding: 8px 20px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.outcome-tag {
  font-family: var(--font-heading);
  font-size: 0.58rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border: 2px solid;
  flex-shrink: 0;
  margin-top: 2px;
}

.outcome-tag.positive { color: var(--positive); border-color: var(--positive); }
.outcome-tag.negative { color: var(--negative); border-color: var(--negative); }
.outcome-tag.mixed { color: var(--warning); border-color: var(--warning); }

.outcome-row p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── Cross Map / Flow Rows (chains.html) ─────────── */
.cross-map { margin-bottom: 24px; }
.cross-map h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.flow-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--surface-divider);
}
.flow-row:last-child { border-bottom: none; }
.flow-label {
  width: 100px;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.flow-bar-track {
  flex: 1;
  height: 12px;
  background: var(--surface-divider);
  border: 1px solid #ccc;
}
.flow-bar-fill { height: 100%; }
.flow-val {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 36px;
  text-align: right;
}

/* ── Chain Reaction Cards ─────────────────────────── */
#landing-chains-container .chain-card,
.chain-card {
  border: var(--border);
  margin-bottom: -2px;
  padding: 0;
  background: var(--surface-base);
  transition: background 0.15s;
}

#landing-chains-container .chain-card:hover,
.chain-card:hover { background: var(--blue-faint); }

.chain-card-header {
  padding: 20px 24px;
  cursor: pointer;
}

.chain-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.severity-badge {
  font-family: var(--font-heading);
  font-size: 0.58rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 3px 10px;
  border: 2px solid;
}

.cat-pill {
  font-family: var(--font-heading);
  font-size: 0.58rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 8px;
  border: 1px solid;
}

.chain-card-header h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chain-card-header .desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.chain-card-header .chevron {
  transition: transform 0.2s;
  color: var(--text-muted);
}

.chain-card-header .chevron.open {
  transform: rotate(180deg);
  color: var(--blue);
}

.chain-card-details {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.chain-card-details.open {
  max-height: 600px;
}

.chain-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 12px 24px;
  position: relative;
}

.chain-step::before {
  content: '';
  position: absolute;
  left: 40px;
  top: 36px;
  bottom: -12px;
  width: 2px;
  background: var(--surface-divider);
}

.chain-step:last-child::before { display: none; }

.step-num {
  width: 32px;
  height: 32px;
  border: 2px solid var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 900;
  color: var(--blue);
  flex-shrink: 0;
}

.step-content {
  flex: 1;
}

.step-content .step-label {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
}

.step-content .step-boost {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--orange);
  font-weight: 600;
}

.step-content .step-cat {
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

/* ── Entanglement Visualization ──────────────────── */
.entanglement-viz {
  margin-top: 16px;
}

.entanglement-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: var(--border);
  margin-bottom: -2px;
}

.ent-legend-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--surface-base);
  border: none;
  border-bottom: 1px solid var(--surface-divider);
  border-right: 1px solid var(--surface-divider);
  border-left: 3px solid transparent;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: background 0.15s, color 0.15s;
  flex: 0 0 auto;
  min-width: 200px;
}

.ent-legend-btn:hover {
  background: #F0F4FF;
  color: var(--text-primary);
}

.ent-legend-btn.active {
  background: #E8EEFF;
  color: var(--text-primary);
  font-weight: 800;
}

.ent-legend-sev {
  font-weight: 900;
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  min-width: 10px;
}

.ent-legend-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.entanglement-svg-wrap {
  border: var(--border);
  background: var(--surface-base);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}

#entanglement-svg {
  display: block;
  min-width: 100%;
}

#entanglement-svg .ent-path {
  cursor: pointer;
  transition: stroke-opacity 0.2s, stroke-width 0.2s;
}

#entanglement-svg .ent-node {
  cursor: pointer;
  transition: opacity 0.2s;
}

#entanglement-svg .ent-node:hover circle {
  stroke: var(--blue);
  stroke-width: 3;
}

.entanglement-detail {
  margin-top: -2px;
}

.ent-detail-card {
  border: var(--border);
  border-top: 3px solid var(--blue);
  padding: 24px;
  background: var(--surface-base);
}

.ent-detail-card h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 8px 0 4px;
}

.ent-detail-card .desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.ent-detail-steps {
  border-top: 1px solid var(--surface-divider);
  padding-top: 16px;
}

.ent-shared-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--blue);
  background: #E8EEFF;
  padding: 2px 8px;
  margin-left: 8px;
  letter-spacing: 0.02em;
}

.ent-node-chains {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.ent-node-chain-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .ent-legend-btn {
    min-width: 100%;
    border-right: none;
  }
}

/* ── Landing Chains Controls ──────────────────────── */
.landing-chains-controls {
  margin-bottom: 16px;
}

.landing-chains-controls .severity-filter {
  margin-bottom: 0;
}

#landing-items-container {
  /* Container for dynamically rendered items */
}

#landing-items-container .items-columns {
  gap: 24px;
}

#landing-items-container .items-column-header h3 {
  font-family: var(--font-heading);
}

#landing-items-container .item-card {
  background: var(--surface-base);
}

#landing-items-container .item-card:hover {
  background: var(--blue-faint);
}

/* ── CTA Section ──────────────────────────────────── */
.cta-section {
  padding: 80px var(--screen-padding);
  text-align: center;
  background: var(--blue);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
}

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

.cta-section h2 {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  color: #FFFFFF;
}

.cta-section p {
  font-size: 1.05rem;
  opacity: 0.8;
  margin-bottom: 32px;
}

/* ── Footer ───────────────────────────────────────── */
.footer {
  padding: 32px var(--screen-padding);
  border-top: var(--border-heavy);
}

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

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--blue);
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  transition: color 0.15s;
}

.footer-links a:hover { color: var(--blue); }

.footer-copy {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 12px;
}

/* ── Scenario Table (Landing) ─────────────────────── */
.landing-scenario-wrap {
  margin-top: 36px;
  overflow-x: auto;
}

.landing-scenario-table,
.scenario-table {
  width: 100%;
  border-collapse: collapse;
}

.landing-scenario-table th,
.scenario-table th {
  font-family: var(--font-heading);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.68rem;
  color: var(--text-muted);
  text-align: left;
  padding: 12px 16px;
  border: var(--border);
  background: var(--surface-overlay);
}

.landing-scenario-table td,
.scenario-table td {
  padding: 14px 16px;
  border: var(--border);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-primary);
}

.landing-scenario-table tr:hover td,
.scenario-table tr:hover td {
  background: var(--blue-faint);
}

.landing-scenario-table tr:last-child td { border-bottom: var(--border); }
.scenario-table tr:last-child td { border-bottom: var(--border); }

.landing-metric-name,
.scenario-table .metric-name {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-primary);
}

/* ── Stat Bars ────────────────────────────────────── */
.stat-bars {
  margin-top: 24px;
}

.stat-bar-item {
  display: grid;
  grid-template-columns: 160px 1fr 80px;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  border: var(--border);
  border-bottom: none;
}

.stat-bar-item:last-child { border-bottom: var(--border); }

.stat-bar-item h4 {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
}

.bar-track {
  height: 16px;
  background: var(--surface-divider);
  border: 1px solid #ccc;
  position: relative;
}

.bar-range,
.bar-iqr {
  position: absolute;
  top: 0; bottom: 0;
  background: var(--blue);
  opacity: 0.2;
}

.bar-iqr { opacity: 0.35; }

.bar-median {
  position: absolute;
  top: -4px; bottom: -4px;
  width: 3px;
  background: var(--blue);
}

.bar-baseline {
  position: absolute;
  top: -2px; bottom: -2px;
  width: 2px;
  background: var(--text-muted);
}

.bar-labels {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--blue);
  font-weight: 600;
  text-align: right;
}

/* ── Histograms ───────────────────────────────────── */
.histogram-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.histogram-card {
  border: var(--border);
  padding: 20px;
  background: var(--surface-base);
}

.histogram-card h4 {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.histogram-canvas {
  width: 100%;
  display: block;
}

/* ── Chain Frequency ──────────────────────────────── */
.chain-freq { margin-top: 24px; }

.freq-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--surface-divider);
}

.freq-bar-label {
  width: 160px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.freq-bar-track {
  flex: 1;
  height: 12px;
  background: var(--surface-divider);
  border: 1px solid #ccc;
}

.freq-bar-fill {
  height: 100%;
  background: var(--blue);
}

.freq-bar-val {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 36px;
  text-align: right;
}

/* ── Methodology ──────────────────────────────────── */
.methodology {
  margin-top: 36px;
  border: var(--border);
  padding: 24px;
  background: var(--surface-base);
}

.methodology p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Summary Bullets ──────────────────────────────── */
.sim-summary {
  margin-top: 24px;
}

.sim-summary .bullet-list {
  list-style: none;
}

.sim-summary .bullet-list li {
  padding: 10px 16px;
  border: var(--border);
  border-bottom: none;
  font-size: 0.88rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sim-summary .bullet-list li:last-child { border-bottom: var(--border); }

.sim-summary .bullet-list .bullet-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  flex-shrink: 0;
}

.sim-summary .bullet-list .val {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-primary);
}

/* ── Metric Cards (Sim page) ──────────────────────── */
.metric-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 24px;
}

.metric-card {
  border: var(--border);
  border-right: none;
  padding: 24px;
  background: var(--surface-base);
}

.metric-card:last-child { border-right: var(--border); }

.metric-card .metric-label {
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.metric-card .metric-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  color: var(--blue);
  letter-spacing: -0.03em;
  line-height: 1;
}

.metric-card .metric-change {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  margin-top: 6px;
}

.metric-card .metric-baseline {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 4px;
}

/* ── Brand Header (Sim page) ─────────────────────── */
.brand-header {
  padding: 96px var(--screen-padding) 40px;
  text-align: center;
  border-bottom: var(--border-heavy);
}

.brand-logo-mark {
  margin: 0 auto 8px;
}

.brand-header h1 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.brand-header .tagline {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 500;
}

.model-date-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  background: var(--surface-overlay);
  padding: 6px 14px;
  border: var(--border);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.model-date-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--positive);
  border-radius: 50%;
}

/* ── Page Header (other pages) ────────────────────── */
.page-header {
  padding: 96px var(--screen-padding) 32px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.page-header .section-label {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-header h1 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-top: 6px;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-top: 8px;
  line-height: 1.6;
}

/* ── Page Content (sim/risks/chains pages) ────────── */
.page-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px var(--screen-padding) 64px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 36px 0 16px;
  padding-bottom: 10px;
  border-bottom: var(--border);
}

/* ── Sector Overview Cards ────────────────────────── */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0;
  margin-top: 24px;
}

.sector-card {
  border: var(--border);
  border-right: none;
  padding: 24px;
  background: var(--surface-base);
  transition: background 0.15s;
}

.sector-card:last-child { border-right: var(--border); }
.sector-card:hover { background: var(--blue-faint); }

.sector-card h4 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.92rem;
  margin-bottom: 8px;
}

.sector-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  margin-top: 4px;
}

.sector-stat .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.sector-stat span { color: var(--text-muted); }
.sector-stat .val {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-primary);
}

/* ── How It Works (sim page) ──────────────────────── */
.how-it-works {
  margin-bottom: 32px;
}

.how-it-works .feature-row {
  display: flex;
  gap: 24px;
}

.feature-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  color: var(--blue);
  min-width: 60px;
}

.how-it-works .description {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Commentary (sim page) ────────────────────────── */
.commentary-section { margin-top: 32px; }

.commentary-summary {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.theme-card {
  border: var(--border);
  border-bottom: none;
  background: var(--surface-base);
  cursor: pointer;
}

.theme-card:last-child { border-bottom: var(--border); }

.theme-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
}

.theme-card-header h4 {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--text-primary);
}

.theme-card-header .chevron {
  transition: transform 0.2s;
  color: var(--text-muted);
}

.theme-card-header .chevron.open {
  transform: rotate(180deg);
  color: var(--blue);
}

.theme-card-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.theme-card-body.open {
  max-height: 400px;
}

.theme-card-body p {
  padding: 0 20px 16px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Assumptions ──────────────────────────────────── */
.assumptions-box {
  border: var(--border);
  padding: 20px 24px;
  margin-top: 16px;
}

.assumptions-box h4 {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.assumptions-box p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Landing Features ─────────────────────────────── */
.landing-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 32px;
}

.landing-feature {
  border: var(--border);
  border-right: none;
  padding: 28px 24px;
  background: var(--surface-base);
  transition: background 0.15s;
  position: relative;
}

.landing-feature:last-child { border-right: var(--border); }

.landing-feature::before { display: none; }
.landing-feature:hover { background: var(--blue-faint); }
.landing-feature:hover::before { display: none; }

.landing-feature .feat-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: var(--border-heavy);
  margin-bottom: 14px;
}

.landing-feature h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.landing-feature p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── Model CTA ────────────────────────────────────── */
.model-cta {
  margin-top: 32px;
  text-align: center;
}

/* ── Scenario Table Wrap ──────────────────────────── */
.scenario-table-wrap {
  overflow-x: auto;
  margin-top: 24px;
}

/* ── Card & Grid Containers ──────────────────────── */
.card {
  border: var(--border);
  padding: var(--card-padding);
  background: var(--surface-base);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0;
}

.card-grid > * {
  border-right: none;
}

.card-grid > *:last-child {
  border-right: var(--border);
}

/* ── Animations & Keyframes ──────────────────────── */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

@keyframes compass-spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes bounce-arrow {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Scroll-triggered fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 1024px) {
  .landing-features { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.show {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0; right: 0;
    background: var(--surface-base);
    border-bottom: var(--border-heavy);
    padding: 8px 0;
  }
  .nav-links.show a {
    border-left: none;
    border-bottom: 1px solid var(--surface-divider);
    padding: 12px 24px;
  }
  .nav-links.show li:last-child a { border-right: none; }
  .nav-mobile-toggle { display: block; }

  .hero h1 { font-size: 2.2rem; }
  .hero-subtitle-short { font-size: 1rem; }

  .process-flow { flex-wrap: wrap; gap: 8px; }
  .process-step { max-width: 120px; }
  .process-icon { width: 64px; height: 64px; }
  .process-icon svg { width: 36px; height: 36px; }
  .process-arrow { display: none; }
  .process-label { font-size: 0.75rem; }
  .process-detail { font-size: 0.65rem; }

  .key-metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .key-metric-card:nth-child(2) { border-right: var(--border); }
  .key-metric-card:nth-child(2n) { border-right: var(--border); }
  .key-metric-value { font-size: 1.8rem; }

  .world2030-header { flex-direction: column; align-items: flex-start; gap: 8px; }

  .debate-stage { grid-template-columns: 1fr; gap: 16px; }
  .debate-model { flex-direction: row; padding-top: 0; gap: 12px; text-align: left; }
  .debate-model-avatar { width: 40px; height: 40px; }
  .debate-model--left { order: -1; }
  .debate-model--right { order: 99; }
  .debate-bubble { max-width: 100%; }

  .landing-themes { grid-template-columns: 1fr; }
  .landing-theme { border-right: var(--border) !important; }

  .landing-metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .landing-metric-card:nth-child(2n) { border-right: var(--border); }

  .landing-top-events { grid-template-columns: 1fr; }
  .landing-dials-grid { grid-template-columns: repeat(2, 1fr); }

  .items-columns { flex-direction: column; }
  .items-column { min-width: 100%; }

  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }

  .flow-label { width: 80px; font-size: 0.7rem; }
  .freq-bar-label { width: 120px; font-size: 0.7rem; }

  .landing-risks-controls .cat-tabs { flex-wrap: wrap; }
  .hero-actions { flex-direction: column; align-items: center; }

  .landing-scenario-table th,
  .landing-scenario-table td { padding: 12px 14px; font-size: 0.8rem; }

  .inline-metrics-strip { gap: 0; }
  .inline-metric { padding: 8px 12px; gap: 6px; }
  .inline-metric-label { font-size: 0.6rem; }
  .inline-metric-value { font-size: 0.8rem; }

  .metric-cards { grid-template-columns: repeat(2, 1fr); }
  .metric-card:nth-child(2n) { border-right: var(--border); }

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

  .stat-bar-item { grid-template-columns: 100px 1fr 60px; gap: 8px; padding: 10px 12px; }
  .stat-bar-item h4 { font-size: 0.7rem; }

  .landing-features { grid-template-columns: 1fr; }
  .landing-feature { border-right: var(--border) !important; border-bottom: none; }
  .landing-feature:last-child { border-bottom: var(--border); }
}

@media (max-width: 480px) {
  .key-metrics-grid { grid-template-columns: 1fr; }
  .key-metric-card { border-right: var(--border); border-bottom: none; }
  .key-metric-card:last-child { border-bottom: var(--border); }

  .landing-metrics-grid { grid-template-columns: 1fr; }
  .landing-metric-card { border-right: var(--border); border-bottom: none; }
  .landing-metric-card:last-child { border-bottom: var(--border); }

  .metric-cards { grid-template-columns: 1fr; }
  .metric-card { border-right: var(--border); border-bottom: none; }
  .metric-card:last-child { border-bottom: var(--border); }

  .inline-metrics-strip { display: grid; grid-template-columns: 1fr 1fr; }
  .inline-metric { border-right: none; border-bottom: var(--border); }

  .landing-dials-grid { grid-template-columns: 1fr; }
  .landing-dial-card { border-right: var(--border); border-bottom: none; }
  .landing-dial-card:last-child { border-bottom: var(--border); }

  .cat-tab { flex: 1; text-align: center; padding: 8px 10px; font-size: 0.65rem; }
}