@font-face {
  font-family: "JetBrains Mono";
  src: url("./assets/fonts/JetBrainsMono.woff2") format("woff2");
  font-display: swap;
  font-style: normal;
  font-weight: 100 900;
}

:root,
[data-theme="dark"] {
  --canvas: #070706;
  --canvas-2: #0d0c0a;
  --surface-1: #11100d;
  --surface-2: #181611;
  --surface-elevated: #090807;
  --text-primary: #f2eee4;
  --text-secondary: #d8cfbc;
  --text-muted: #b8b0a0;
  --border-subtle: rgba(242, 238, 228, 0.16);
  --border-strong: rgba(197, 160, 93, 0.48);
  --brand: #c5a05d;
  --brand-emphasis: #ffe4a6;
  --focus-ring: #c5a05d;
  --tone-contradiction: #b4776a;
  --tone-contradiction-soft: rgba(180, 119, 106, 0.16);
  --tone-analysis: #83a59a;
  --tone-analysis-soft: rgba(131, 165, 154, 0.15);
  --tone-supported: #a8b96f;
  --tone-supported-soft: rgba(168, 185, 111, 0.15);
  --control-bg: rgba(255, 255, 255, 0.045);
  --surface-panel: rgba(12, 12, 10, 0.82);
  --surface-panel-subtle: rgba(255, 255, 255, 0.035);
  --surface-control: rgba(255, 255, 255, 0.045);
  --counter-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 34%), linear-gradient(180deg, rgba(18, 17, 14, 0.92), rgba(8, 8, 7, 0.96));
  --counter-panel-bg: rgba(10, 10, 9, 0.94);
  --calculator-bg: linear-gradient(180deg, rgba(8, 8, 7, 0.98), rgba(14, 13, 11, 0.98)), radial-gradient(circle at 80% 18%, rgba(197, 160, 93, 0.12), transparent 30rem), radial-gradient(circle at 10% 72%, rgba(131, 165, 154, 0.10), transparent 28rem);
  --intro-bg: linear-gradient(180deg, rgba(15, 15, 13, 0.94), rgba(10, 10, 9, 0.98)), radial-gradient(circle at 18% 20%, rgba(131, 165, 154, 0.12), transparent 25rem);
  --arguments-bg: linear-gradient(180deg, rgba(8, 8, 7, 1), rgba(13, 12, 10, 1)), radial-gradient(circle at 80% 20%, rgba(197, 160, 93, 0.10), transparent 30rem);
  --sources-bg: linear-gradient(180deg, rgba(13, 12, 10, 1), rgba(7, 7, 6, 1)), radial-gradient(circle at 10% 60%, rgba(122, 42, 34, 0.13), transparent 26rem);
  --footer-bg: #050504;
  --menu-bg: rgba(8, 8, 7, 0.98);
  --card-bg: linear-gradient(145deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02) 38%, rgba(0, 0, 0, 0.12)), rgba(18, 17, 14, 0.78);
  --card-bg-active: linear-gradient(145deg, rgba(197, 160, 93, 0.12), rgba(255, 255, 255, 0.03) 40%, rgba(0, 0, 0, 0.12)), rgba(18, 17, 14, 0.92);
  --answer-bg: linear-gradient(145deg, rgba(197, 160, 93, 0.16), rgba(255, 255, 255, 0.03)), rgba(8, 8, 7, 0.84);
  --chart-stroke: rgba(7, 7, 6, 0.9);
  --chart-empty: rgba(255, 255, 255, 0.05);
  --control-check-inset: #15100a;
  --header-bg: rgba(7, 7, 6, 0.72);
  --body-bg: radial-gradient(circle at 15% 10%, rgba(197, 160, 93, 0.10), transparent 32rem), radial-gradient(circle at 82% 22%, rgba(131, 165, 154, 0.08), transparent 28rem), linear-gradient(180deg, #070706 0%, #0d0c0a 48%, #080807 100%);
  --hero-overlay-bg: linear-gradient(90deg, rgba(7, 7, 6, 0.88) 0%, rgba(7, 7, 6, 0.62) 42%, rgba(7, 7, 6, 0.82) 100%), linear-gradient(180deg, rgba(7, 7, 6, 0.54) 0%, rgba(7, 7, 6, 0.14) 40%, rgba(7, 7, 6, 0.86) 100%);
  --grid-opacity: 0.26;
  --bg: var(--canvas);
  --bg-soft: var(--surface-1);
  --text: var(--text-primary);
  --muted: var(--text-muted);
  --gold: var(--brand);
  --gold-soft: rgba(197, 160, 93, 0.18);
  --stone: #2c2b27;
  --danger-soft: rgba(122, 42, 34, 0.24);
  --border: var(--border-subtle);
  --verdigris: var(--tone-analysis);
  --paper: var(--text-secondary);
  --ink: #090807;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.42);
  color-scheme: dark;
}

[data-theme="light"] {
  --canvas: #f4efe3;
  --canvas-2: #e8dfcf;
  --surface-1: #fffaf0;
  --surface-2: #eee4d2;
  --surface-elevated: #fffdf7;
  --text-primary: #201b14;
  --text-secondary: #3b3328;
  --text-muted: #675c4d;
  --border-subtle: rgba(63, 48, 28, 0.18);
  --border-strong: rgba(143, 101, 42, 0.42);
  --brand: #8f6428;
  --brand-emphasis: #6f4718;
  --focus-ring: #8f6428;
  --tone-contradiction: #9d5f55;
  --tone-contradiction-soft: rgba(157, 95, 85, 0.14);
  --tone-analysis: #3d6d66;
  --tone-analysis-soft: rgba(71, 124, 115, 0.13);
  --tone-supported: #526d28;
  --tone-supported-soft: rgba(97, 125, 49, 0.14);
  --control-bg: rgba(255, 255, 255, 0.70);
  --surface-panel: rgba(255, 253, 247, 0.88);
  --surface-panel-subtle: rgba(255, 250, 240, 0.76);
  --surface-control: rgba(255, 253, 247, 0.82);
  --counter-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.78), transparent 38%), linear-gradient(180deg, rgba(255, 253, 247, 0.96), rgba(237, 228, 210, 0.94));
  --counter-panel-bg: rgba(255, 250, 240, 0.96);
  --calculator-bg: linear-gradient(180deg, rgba(255, 250, 240, 0.92), rgba(237, 228, 210, 0.94)), radial-gradient(circle at 80% 18%, rgba(143, 100, 40, 0.11), transparent 30rem), radial-gradient(circle at 10% 72%, rgba(71, 124, 115, 0.09), transparent 28rem);
  --intro-bg: linear-gradient(180deg, rgba(255, 253, 247, 0.94), rgba(240, 232, 216, 0.96)), radial-gradient(circle at 18% 20%, rgba(71, 124, 115, 0.10), transparent 25rem);
  --arguments-bg: linear-gradient(180deg, rgba(247, 241, 230, 0.96), rgba(235, 226, 207, 0.96)), radial-gradient(circle at 80% 20%, rgba(143, 100, 40, 0.09), transparent 30rem);
  --sources-bg: linear-gradient(180deg, rgba(240, 232, 216, 0.96), rgba(232, 222, 202, 0.96)), radial-gradient(circle at 10% 60%, rgba(157, 95, 85, 0.10), transparent 26rem);
  --footer-bg: #e3d8c4;
  --menu-bg: rgba(255, 253, 247, 0.98);
  --card-bg: linear-gradient(145deg, rgba(255, 255, 255, 0.74), rgba(248, 241, 229, 0.46) 38%, rgba(143, 100, 40, 0.05)), rgba(255, 250, 240, 0.84);
  --card-bg-active: linear-gradient(145deg, rgba(143, 100, 40, 0.15), rgba(255, 255, 255, 0.56) 40%, rgba(143, 100, 40, 0.05)), rgba(255, 250, 240, 0.96);
  --answer-bg: linear-gradient(145deg, rgba(143, 100, 40, 0.14), rgba(255, 255, 255, 0.58)), rgba(255, 250, 240, 0.95);
  --chart-stroke: rgba(244, 239, 227, 0.96);
  --chart-empty: rgba(63, 48, 28, 0.08);
  --control-check-inset: #fffaf0;
  --header-bg: rgba(244, 239, 227, 0.82);
  --body-bg: radial-gradient(circle at 15% 10%, rgba(143, 100, 40, 0.10), transparent 32rem), radial-gradient(circle at 82% 22%, rgba(71, 124, 115, 0.08), transparent 28rem), linear-gradient(180deg, #f4efe3 0%, #eee5d4 52%, #f8f2e8 100%);
  --hero-overlay-bg: linear-gradient(90deg, rgba(244, 239, 227, 0.96) 0%, rgba(244, 239, 227, 0.78) 50%, rgba(244, 239, 227, 0.95) 100%), linear-gradient(180deg, rgba(244, 239, 227, 0.78) 0%, rgba(244, 239, 227, 0.34) 42%, rgba(244, 239, 227, 0.94) 100%);
  --grid-opacity: 0.16;
  --bg: var(--canvas);
  --bg-soft: var(--surface-1);
  --text: var(--text-primary);
  --muted: var(--text-muted);
  --gold: var(--brand);
  --gold-soft: rgba(143, 100, 40, 0.14);
  --stone: #d4c8b6;
  --danger-soft: rgba(157, 95, 85, 0.13);
  --border: var(--border-subtle);
  --verdigris: var(--tone-analysis);
  --paper: var(--text-secondary);
  --ink: #fffaf0;
  --shadow: 0 18px 46px rgba(62, 46, 26, 0.18);
  color-scheme: light;
}


* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--body-bg);
  min-height: 100vh;
  line-height: 1.6;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
  opacity: var(--grid-opacity);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 44px 44px, 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 1) 18%, rgba(0, 0, 0, 0.55));
}

a {
  color: inherit;
  text-decoration-color: rgba(197, 160, 93, 0.6);
  text-underline-offset: 0.22em;
}

a:hover {
  color: var(--brand-emphasis);
  text-decoration-color: var(--gold);
}

button,
input {
  font: inherit;
}

button {
  color: inherit;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
.accordion-trigger:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 100;
  transform: translateY(-160%);
  background: var(--text);
  color: var(--ink);
  padding: 0.65rem 0.85rem;
  border-radius: 4px;
  font-weight: 800;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 5vw;
  background: var(--header-bg);
  border-bottom: 1px solid rgba(242, 238, 228, 0.10);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 850;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border: 1px solid rgba(197, 160, 93, 0.56);
  background: linear-gradient(145deg, rgba(197, 160, 93, 0.18), rgba(255, 255, 255, 0.02));
  color: var(--gold);
  border-radius: 4px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.88rem;
  letter-spacing: 0;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.top-nav a {
  text-decoration: none;
}

.language-switcher {
  position: relative;
}

.language-button,
.language-option,
.theme-button {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.35rem;
  border: 1px solid rgba(242, 238, 228, 0.14);
  border-radius: 4px;
  background: var(--control-bg);
  color: var(--paper);
  padding: 0.46rem 0.62rem;
  cursor: pointer;
}

.language-menu {
  position: absolute;
  top: calc(100% + 0.45rem);
  right: 0;
  min-width: 10.5rem;
  display: grid;
  gap: 0.3rem;
  padding: 0.45rem;
  border: 1px solid rgba(197, 160, 93, 0.36);
  border-radius: 8px;
  background: var(--menu-bg);
  box-shadow: var(--shadow);
}

.language-menu[hidden] {
  display: none;
}

.language-option {
  width: 100%;
  justify-content: flex-start;
}

.language-option.is-active {
  border-color: rgba(197, 160, 93, 0.62);
  color: var(--text-primary);
}

.language-option[aria-disabled="true"] {
  opacity: 0.72;
}

.flag {
  width: 1.15rem;
  height: 0.78rem;
  display: inline-block;
  border: 1px solid rgba(255, 255, 255, 0.36);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.24);
}

.flag-uk {
  background:
    linear-gradient(90deg, transparent 42%, #fff 42%, #fff 58%, transparent 58%),
    linear-gradient(transparent 38%, #fff 38%, #fff 62%, transparent 62%),
    linear-gradient(90deg, transparent 46%, #c8102e 46%, #c8102e 54%, transparent 54%),
    linear-gradient(transparent 44%, #c8102e 44%, #c8102e 56%, transparent 56%),
    #012169;
}

.flag-fr {
  background: linear-gradient(90deg, #002395 0 33.33%, #fff 33.33% 66.66%, #ed2939 66.66% 100%);
}

.hero {
  position: relative;
  min-height: 88svh;
  padding: 7.5rem 5vw 3.25rem;
  overflow: clip;
  border-bottom: 1px solid rgba(242, 238, 228, 0.10);
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-media {
  background-image: url("./assets/hero-archive.png");
  background-size: cover;
  background-position: center;
  opacity: 0.72;
  transform: scale(1.015);
}

.hero-overlay {
  background: var(--hero-overlay-bg);
}

.hero-grid {
  position: relative;
  z-index: 1;
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 0.74fr);
  gap: 3rem;
  align-items: center;
}

.hero-copy {
  max-width: 45rem;
}

.eyebrow {
  margin: 0 0 0.7rem;
  color: var(--gold);
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.12em;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: 0;
}

h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 4.7rem;
  font-weight: 700;
  text-shadow: 0 8px 30px rgba(0, 0, 0, 0.62);
}

h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.5rem;
  color: var(--text-primary);
}

h3 {
  font-size: 1.45rem;
}

.tagline {
  margin: 0.85rem 0 0;
  color: var(--paper);
  font-size: 1.34rem;
  font-weight: 700;
}

.hero-intro {
  max-width: 42rem;
  margin: 1.15rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.button {
  border: 1px solid var(--border);
  border-radius: 4px;
  min-height: 2.8rem;
  padding: 0.76rem 1rem;
  cursor: pointer;
  background: var(--surface-control);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
  border-color: rgba(197, 160, 93, 0.72);
}

.button.primary {
  background: linear-gradient(180deg, #d3b170, #a98544);
  border-color: rgba(255, 231, 177, 0.9);
  color: #17110a;
  font-weight: 850;
}

.button.ghost {
  color: var(--paper);
  background: var(--surface-panel);
}

.counter-shell {
  display: grid;
  align-content: center;
  min-width: 0;
}

.counter-card {
  position: relative;
  width: 100%;
  min-height: 23rem;
  display: grid;
  align-content: center;
  gap: 0.85rem;
  text-align: left;
  padding: 1.35rem;
  cursor: pointer;
  background: var(--counter-bg);
  border: 1px solid rgba(197, 160, 93, 0.42);
  border-radius: 8px 8px 0 0;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.counter-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0%, rgba(197, 160, 93, 0.10) 50%, transparent 100%),
    radial-gradient(circle at 50% 0%, rgba(197, 160, 93, 0.18), transparent 34%);
  opacity: 0.72;
}

.counter-card > * {
  position: relative;
  z-index: 1;
}

.counter-kicker,
.counter-hint {
  color: var(--gold);
  text-transform: uppercase;
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.11em;
}

.counter-line {
  display: grid;
  gap: 0.22rem;
  padding: 0.78rem 0;
  border-top: 1px solid rgba(242, 238, 228, 0.10);
}

.counter-line span {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.counter-line strong {
  color: var(--text-primary);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.72rem;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  word-break: break-word;
}

.counter-line-main {
  border-top: 0;
  padding-top: 0;
}

.counter-value {
  display: block;
  min-height: 5.6rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 4.1rem;
  line-height: 1;
  color: var(--text-primary);
  text-shadow: 0 0 28px rgba(197, 160, 93, 0.25);
  font-variant-numeric: tabular-nums;
  word-break: break-word;
}

.counter-caption,
.counter-secondary {
  color: var(--muted);
}

.counter-secondary {
  padding-top: 0.2rem;
  font-size: 0.92rem;
}

.counter-secondary strong {
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.counter-hint {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  margin-top: 0.35rem;
}

.counter-panel {
  border: 1px solid rgba(197, 160, 93, 0.42);
  border-top: 0;
  border-radius: 0 0 8px 8px;
  background: var(--counter-panel-bg);
  box-shadow: var(--shadow);
  padding: 1.1rem 1.2rem 1.25rem;
}

.counter-panel[hidden] {
  display: none;
}

.counter-panel h3 {
  margin: 0 0 0.8rem;
  color: var(--text-primary);
}

.counter-panel p {
  margin: 0.6rem 0 0;
  color: var(--muted);
}

.number-breakdown {
  display: grid;
  gap: 0.7rem;
  margin: 0.85rem 0;
  padding: 0;
  list-style: none;
}

.number-breakdown li {
  display: grid;
  grid-template-columns: 8.3rem 1fr;
  gap: 0.8rem;
  padding: 0.75rem 0;
  border-top: 1px solid rgba(242, 238, 228, 0.10);
}

.number-breakdown strong {
  color: var(--paper);
  font-size: 1.08rem;
}

.number-breakdown span {
  color: var(--muted);
}

.number-breakdown a,
.source-list a {
  color: var(--brand-emphasis);
  font-weight: 800;
}

.method-warning {
  margin-top: 1rem;
  padding: 0.85rem 0.9rem;
  border-left: 3px solid var(--gold);
  background: var(--gold-soft);
  color: var(--paper);
}

.purpose-statement {
  margin: 1.1rem 0 0;
  padding: 1rem 1.1rem;
  color: var(--text-primary);
  background: var(--surface-panel);
  border: 1px solid rgba(242, 238, 228, 0.14);
  border-radius: 8px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
  font-size: 1.02rem;
}

.calculator-section {
  position: relative;
  padding: 5rem 0;
  background: var(--calculator-bg);
  border-bottom: 1px solid rgba(242, 238, 228, 0.10);
}

.calculator-heading p {
  margin: 0;
  color: var(--muted);
}

.calculator-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.7fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.calculator-controls,
.calculation-result {
  min-width: 0;
}

.calculator-controls {
  display: grid;
  gap: 0.85rem;
}

.control-block,
.preset-block,
.calculation-result {
  border: 1px solid rgba(242, 238, 228, 0.14);
  border-radius: 8px;
  background: var(--surface-panel);
  box-shadow: 0 14px 42px rgba(0, 0, 0, 0.24);
}

.control-block,
.preset-block {
  padding: 1rem;
}

.control-block-head {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.75rem;
  align-items: start;
  margin-bottom: 0.85rem;
}

.control-letter {
  display: inline-grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border: 1px solid rgba(197, 160, 93, 0.44);
  border-radius: 4px;
  color: var(--gold);
  background: var(--gold-soft);
  font-weight: 900;
}

.control-block h3,
.preset-block h3,
.method-notes h3,
.sources-used h3 {
  font-size: 1rem;
  color: var(--text-primary);
}

.control-block p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.segmented-control,
.checkbox-grid,
.preset-grid {
  display: grid;
  gap: 0.5rem;
}

.segmented-control {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.segmented-option,
.check-option,
.preset-button {
  min-width: 0;
  border: 1px solid rgba(242, 238, 228, 0.14);
  border-radius: 4px;
  background: var(--surface-control);
  cursor: pointer;
}

.segmented-option,
.check-option {
  display: grid;
  gap: 0.26rem;
  padding: 0.62rem 0.7rem;
}

.segmented-option {
  place-items: center;
  text-align: center;
  font-weight: 850;
  color: var(--paper);
}

.segmented-option input,
.check-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented-option:has(input:checked),
.check-option:has(input:checked) {
  border-color: rgba(197, 160, 93, 0.72);
  background: var(--gold-soft);
  color: var(--text-primary);
}

.origin-bulk-button {
  width: 100%;
  text-align: left;
}

.origin-bulk-button.is-active,
.origin-bulk-button.is-mixed {
  border-color: rgba(197, 160, 93, 0.72);
  background: var(--gold-soft);
  color: var(--text-primary);
}

.origin-bulk-button.is-active::before {
  background: var(--gold);
  box-shadow: inset 0 0 0 2px var(--control-check-inset);
}

.origin-bulk-button.is-mixed::before {
  background: linear-gradient(90deg, var(--gold) 0 52%, transparent 52%);
}

.check-option {
  position: relative;
  color: var(--paper);
  font-weight: 850;
}

.nested-check-option {
  margin-top: -0.15rem;
  margin-left: 1rem;
  border-style: dashed;
  background: rgba(131, 165, 154, 0.07);
}

.nested-check-option span {
  color: #d4f1e7;
}

.check-option::before {
  content: "";
  width: 0.78rem;
  height: 0.78rem;
  border: 1px solid rgba(197, 160, 93, 0.62);
  border-radius: 2px;
  position: absolute;
  top: 0.82rem;
  right: 0.75rem;
  background: color-mix(in oklch, var(--text-primary) 10%, transparent);
}

.check-option:has(input:checked)::before {
  background: var(--gold);
  box-shadow: inset 0 0 0 2px var(--control-check-inset);
}

.check-option small {
  max-width: calc(100% - 1.8rem);
  color: var(--muted);
  font-weight: 500;
  font-size: 0.78rem;
  line-height: 1.35;
}

.animal-option-card {
  display: grid;
  gap: 0.75rem;
  padding: 0.78rem;
  border: 1px solid rgba(242, 238, 228, 0.12);
  border-radius: 8px;
  background: var(--surface-panel-subtle);
}

.animal-option-head {
  display: grid;
  gap: 0.25rem;
}

.animal-option-head strong {
  color: var(--text-primary);
  font-size: 1rem;
}

.animal-option-head span {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.4;
}

.animal-suboptions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.animal-suboption {
  min-height: 5.5rem;
}

.animal-suboption.is-disabled {
  opacity: 0.54;
  cursor: not-allowed;
  background: var(--surface-panel-subtle);
}

.animal-suboption.is-disabled::before {
  border-color: rgba(242, 238, 228, 0.22);
  background: transparent;
  box-shadow: none;
}

.preset-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 0.8rem;
}

.preset-button {
  min-height: 2.6rem;
  color: var(--paper);
  padding: 0.55rem 0.68rem;
}

.preset-button:hover {
  border-color: rgba(197, 160, 93, 0.64);
}

.calculation-result {
  display: grid;
  gap: 1rem;
  padding: 1rem;
}

.result-total-card,
.result-speed-card {
  display: grid;
  gap: 0.25rem;
  padding: 1rem;
  border: 1px solid rgba(197, 160, 93, 0.34);
  border-radius: 8px;
  background: rgba(197, 160, 93, 0.10);
}

.result-label {
  color: var(--gold);
  text-transform: uppercase;
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.result-total-card strong,
.result-speed-card strong {
  color: var(--text-primary);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  word-break: break-word;
}

.result-total-card strong {
  font-size: clamp(2rem, 5vw, 4.1rem);
}

.result-speed-card strong {
  font-size: clamp(1.8rem, 3.4vw, 3rem);
}

.chart-panel {
  display: grid;
  grid-template-columns: minmax(220px, 0.6fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
}

.chart-wrap {
  position: relative;
  width: min(100%, 23rem);
  aspect-ratio: 1;
  margin: 0 auto;
}

.pie-chart {
  width: 100%;
  height: 100%;
  display: block;
  filter: drop-shadow(0 18px 35px rgba(0, 0, 0, 0.32));
}

.pie-slice {
  stroke: var(--chart-stroke);
  stroke-width: 0.65;
  cursor: pointer;
  transition: opacity 160ms ease, transform 160ms ease, filter 160ms ease;
  transform-origin: 50px 50px;
}

.pie-slice:hover,
.pie-slice.is-active {
  opacity: 1;
  filter: brightness(1.12);
  transform: scale(1.018);
}

.pie-empty {
  fill: var(--chart-empty);
  stroke: rgba(242, 238, 228, 0.14);
}

.chart-center {
  position: absolute;
  inset: 28%;
  display: grid;
  place-items: center;
  align-content: center;
  text-align: center;
  border-radius: 999px;
  background: var(--surface-panel);
  border: 1px solid rgba(197, 160, 93, 0.28);
  pointer-events: none;
}

.chart-center span {
  color: var(--text-primary);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.35rem, 3vw, 2.3rem);
  line-height: 1;
}

.chart-center small {
  color: var(--muted);
}

.chart-detail {
  display: grid;
  gap: 0.35rem;
  min-height: 8rem;
  padding: 1rem;
  border-left: 3px solid var(--gold);
  background: var(--surface-control);
  color: var(--muted);
}

.chart-detail strong {
  color: var(--text-primary);
  font-size: 1.15rem;
}

.chart-detail span {
  display: block;
}

.result-meta,
.method-notes,
.sources-used {
  padding: 1rem;
  border: 1px solid rgba(242, 238, 228, 0.12);
  border-radius: 8px;
  background: var(--surface-panel-subtle);
}

.result-meta p {
  margin: 0.4rem 0;
  color: var(--muted);
}

.result-meta strong {
  color: var(--paper);
}

.method-notes ul {
  margin: 0.75rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.method-notes li + li {
  margin-top: 0.35rem;
}

.sources-used {
  display: grid;
  gap: 0.75rem;
  max-height: 32rem;
  overflow: auto;
  scrollbar-color: rgba(197, 160, 93, 0.55) rgba(255, 255, 255, 0.05);
}

.source-card {
  display: grid;
  gap: 0.45rem;
  padding: 0.85rem 0;
  border-top: 1px solid rgba(242, 238, 228, 0.10);
}

.source-card:first-of-type {
  border-top: 0;
}

.source-card strong {
  display: block;
  color: var(--text-primary);
}

.source-card span,
.source-card p,
.muted-line {
  margin: 0;
  color: var(--muted);
}

.source-card a {
  color: var(--brand-emphasis);
  font-weight: 800;
}

.section-inner {
  width: min(1180px, calc(100% - 10vw));
  margin: 0 auto;
}

.intro-band,
.arguments-section,
.sources-section {
  position: relative;
  padding: 5rem 0;
}

.intro-band {
  background: var(--intro-bg);
}

.intro-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1fr);
  gap: 2.2rem;
  align-items: start;
}

.intro-layout p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.arguments-section {
  background: var(--arguments-bg);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.74fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 1.35rem;
}

.argument-tools {
  display: grid;
  gap: 0.7rem;
}

.search-label {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 800;
}

.argument-search {
  width: 100%;
  min-height: 2.8rem;
  border: 1px solid rgba(242, 238, 228, 0.16);
  border-radius: 4px;
  background: var(--surface-control);
  color: var(--text);
  padding: 0.75rem 0.9rem;
}

.argument-search::placeholder {
  color: rgba(216, 207, 188, 0.58);
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.filter-button {
  border: 1px solid rgba(242, 238, 228, 0.14);
  border-radius: 4px;
  background: var(--surface-control);
  color: var(--muted);
  padding: 0.48rem 0.68rem;
  cursor: pointer;
}

.filter-button.is-active {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
  font-weight: 850;
}

.argument-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.argument-card {
  min-height: 18rem;
  border: 1px solid rgba(242, 238, 228, 0.14);
  border-radius: 8px;
  padding: 1rem;
  background: var(--card-bg);
  display: grid;
  align-content: space-between;
  gap: 1rem;
  cursor: pointer;
  text-align: left;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.argument-card:hover,
.argument-card.is-active {
  transform: translateY(-2px);
  border-color: rgba(197, 160, 93, 0.64);
  background: var(--card-bg-active);
}

.argument-card[hidden] {
  display: none;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 1.8rem;
  padding: 0.28rem 0.46rem;
  border-radius: 4px;
  border: 1px solid rgba(242, 238, 228, 0.12);
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
}

.pill.gold {
  color: var(--brand-emphasis);
  background: var(--gold-soft);
  border-color: rgba(197, 160, 93, 0.26);
}

.pill.green {
  color: #d4f1e7;
  background: rgba(131, 165, 154, 0.14);
  border-color: rgba(131, 165, 154, 0.28);
}

.argument-card h3 {
  color: var(--text-primary);
}

.argument-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.argument-detail-region {
  margin-top: 1rem;
}

.argument-detail {
  border-top: 1px solid rgba(197, 160, 93, 0.42);
  padding-top: 1.65rem;
  scroll-margin-top: 6rem;
}

.argument-detail[hidden] {
  display: none;
}

.detail-frame {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: start;
}

.detail-summary {
  position: sticky;
  top: 5.5rem;
}

.detail-summary p {
  color: var(--muted);
}

.quick-answer {
  margin: 1rem 0;
  padding: 1rem;
  border: 1px solid rgba(197, 160, 93, 0.38);
  border-radius: 8px;
  background: var(--answer-bg);
}

.quick-answer strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--gold);
}

.quick-answer p {
  margin: 0;
  color: var(--text-primary);
  font-size: 1.02rem;
}


.editable-short-answer {
  width: 100%;
  min-height: 6.5rem;
  resize: vertical;
  border: 1px solid color-mix(in oklch, var(--border-subtle) 78%, transparent);
  border-radius: 7px;
  padding: 0.75rem 0.85rem;
  color: var(--text-secondary);
  background: color-mix(in oklch, var(--surface-1) 86%, transparent);
  font: inherit;
  line-height: 1.45;
}

.editable-short-answer:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-color: var(--brand);
}
.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1rem;
}

.small-button {
  min-height: 2.5rem;
  border: 1px solid rgba(242, 238, 228, 0.16);
  border-radius: 4px;
  background: var(--surface-control);
  color: var(--paper);
  padding: 0.58rem 0.76rem;
  cursor: pointer;
}

.small-button:hover {
  border-color: rgba(197, 160, 93, 0.64);
}

.detail-body {
  display: grid;
  gap: 0.9rem;
}

.callout {
  border-left: 3px solid var(--verdigris);
  background: rgba(131, 165, 154, 0.10);
  padding: 0.9rem 1rem;
  color: var(--paper);
}

.callout.gold {
  border-left-color: var(--gold);
  background: var(--gold-soft);
}

.callout.danger {
  border-left-color: #a85d4f;
  background: var(--danger-soft);
}

.callout strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--text-primary);
}

.accordion-list {
  display: grid;
  gap: 0.75rem;
}

.accordion-item {
  border: 1px solid rgba(242, 238, 228, 0.14);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface-panel-subtle);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
  border: 0;
  background: var(--surface-panel-subtle);
  cursor: pointer;
  text-align: left;
  font-weight: 850;
}

.accordion-trigger span:first-child {
  color: var(--text-primary);
}

.accordion-trigger span:last-child {
  color: var(--gold);
  font-size: 1.2rem;
  line-height: 1;
}

.accordion-content {
  padding: 0 1rem 1rem;
  color: var(--muted);
}

.accordion-content[hidden] {
  display: none;
}

.accordion-content p {
  margin: 0.8rem 0 0;
}

.accordion-content p:first-child {
  margin-top: 0;
}

.accordion-content ul {
  margin: 0.8rem 0 0;
  padding-left: 1.2rem;
}

.source-block {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(242, 238, 228, 0.12);
}

.source-block h4 {
  margin-bottom: 0.8rem;
  color: var(--text-primary);
}

.structured-sources {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.structured-sources li {
  padding: 0.85rem 0;
  border-top: 1px solid rgba(242, 238, 228, 0.10);
}

.structured-sources li:first-child {
  border-top: 0;
}

.structured-sources strong {
  display: block;
  color: var(--paper);
}

.structured-sources span {
  display: block;
  color: var(--muted);
  font-size: 0.93rem;
}

.sources-section {
  background: var(--sources-bg);
  border-top: 1px solid rgba(242, 238, 228, 0.10);
}

.sources-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.6fr) minmax(0, 1fr);
  gap: 2.4rem;
}

.source-notes p {
  margin-top: 0;
  color: var(--muted);
}

code {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
  padding: 0.08rem 0.22rem;
  border-radius: 3px;
}

.source-list {
  display: grid;
  gap: 0.9rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.source-list li {
  display: grid;
  gap: 0.25rem;
  padding: 0 0 0.9rem;
  border-bottom: 1px solid rgba(242, 238, 228, 0.10);
}

.source-list span {
  color: var(--muted);
}

.site-footer {
  padding: 2rem 0;
  background: var(--footer-bg);
  color: var(--muted);
  border-top: 1px solid rgba(242, 238, 228, 0.10);
}

.footer-layout {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

.footer-layout p {
  margin: 0;
}

.toast {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 80;
  max-width: min(24rem, calc(100vw - 2rem));
  transform: translateY(140%);
  opacity: 0;
  transition: transform 180ms ease, opacity 180ms ease;
  border: 1px solid rgba(197, 160, 93, 0.5);
  border-radius: 8px;
  background: var(--surface-panel);
  color: var(--paper);
  padding: 0.8rem 0.9rem;
  box-shadow: var(--shadow);
}

.toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

@media (max-width: 1040px) {
  h1 {
    font-size: 3.7rem;
  }

  h2 {
    font-size: 2.15rem;
  }

  .hero-grid,
  .detail-frame,
  .sources-layout,
  .calculator-grid,
  .chart-panel {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 2rem;
  }

  .counter-card {
    min-height: 18rem;
  }

  .detail-summary {
    position: static;
  }

  .argument-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-heading,
  .intro-layout {
    grid-template-columns: 1fr;
  }
}


.influence-video-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(18rem, 1.2fr);
  gap: 1rem;
  align-items: stretch;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: clamp(1rem, 3vw, 1.4rem);
  background: color-mix(in oklch, var(--surface-panel) 84%, transparent);
  box-shadow: var(--shadow);
}

.influence-video-panel[hidden] {
  display: none;
}

.influence-video-panel:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 4px;
}

.influence-video-copy {
  display: grid;
  align-content: start;
  gap: 0.55rem;
}

.influence-video-copy h3,
.influence-video-copy p {
  margin: 0;
}

.influence-video-copy p:not(.eyebrow) {
  color: var(--text-secondary);
}

.influence-video-frame {
  min-height: 16rem;
  border-radius: 7px;
  overflow: hidden;
  background: color-mix(in oklch, var(--surface-2) 82%, var(--brand));
  border: 1px solid color-mix(in oklch, var(--border-subtle) 82%, transparent);
}

.influence-video-frame iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 22rem;
  border: 0;
}

.influence-video-empty {
  min-height: 16rem;
  display: grid;
  place-items: center;
  gap: 0.5rem;
  padding: 1.2rem;
  text-align: center;
  color: var(--text-muted);
}

.influence-video-empty strong {
  color: var(--text-primary);
}

.influence-video-empty span {
  max-width: 32rem;
}

@media (max-width: 820px) {
  .influence-video-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    position: sticky;
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    gap: 0.55rem;
    padding: 0.65rem 1rem 0.5rem;
  }

  .top-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    overflow-x: auto;
    padding: 0.1rem 0 0.15rem;
    scrollbar-width: none;
  }

  .top-nav::-webkit-scrollbar { display: none; }

  .top-nav {
    gap: 0.65rem;
    font-size: 0.82rem;
  }

  .language-button {
    min-height: 2.1rem;
    padding: 0.35rem 0.45rem;
    font-size: 0.8rem;
  }

  .brand span:last-child {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 3.8rem 1rem 1.2rem;
  }

  .hero-grid,
  .section-inner {
    width: 100%;
  }

  h1 {
    font-size: 2.75rem;
  }

  h2 {
    font-size: 1.82rem;
  }

  .tagline {
    font-size: 1.12rem;
  }

  .hero-intro {
    font-size: 0.98rem;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .counter-card {
    min-height: 17rem;
    padding: 1rem;
  }

  .counter-value {
    min-height: 4.2rem;
    font-size: 3rem;
  }

  .counter-line strong {
    font-size: 1.35rem;
  }

  .purpose-statement {
    font-size: 0.96rem;
  }

  .intro-band,
  .arguments-section,
  .sources-section,
  .calculator-section {
    padding: 3.5rem 1rem;
  }

  .calculator-heading {
    margin-bottom: 1rem;
  }

  .segmented-control,
  .preset-grid {
    grid-template-columns: 1fr;
  }

  .animal-suboptions {
    grid-template-columns: 1fr;
  }

  .chart-wrap {
    width: min(100%, 18rem);
  }

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

  .argument-card {
    min-height: 14rem;
  }

  .number-breakdown li {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

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

  .small-button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }

  .button:hover,
  .argument-card:hover,
  .argument-card.is-active {
    transform: none;
  }
}


.theme-button {
  position: relative;
}

.theme-icon {
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 999px;
  border: 2px solid currentColor;
  box-shadow: inset -4px 0 0 color-mix(in oklch, currentColor 42%, transparent);
}

.argument-card {
  padding: 0;
  cursor: default;
  overflow: hidden;
}

.argument-card-main {
  width: 100%;
  min-height: 13.5rem;
  display: grid;
  align-content: start;
  gap: 0.9rem;
  padding: 1rem;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.argument-card .bias-chip-row {
  padding: 0 1rem 1rem;
}

.bias-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.bias-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 1.9rem;
  padding: 0.28rem 0.48rem;
  border-radius: 4px;
  border: 1px solid color-mix(in oklch, var(--tone-analysis) 46%, transparent);
  background: var(--tone-analysis-soft);
  color: var(--text-secondary);
  font-size: 0.74rem;
  font-weight: 820;
  text-decoration: none;
}

.bias-chip span {
  color: var(--tone-analysis);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.reasoning-section,
.pro-section {
  padding: 5rem 0;
  border-top: 1px solid var(--border-subtle);
}

.reasoning-section {
  background: color-mix(in oklch, var(--tone-analysis-soft) 44%, transparent);
}

.pro-section {
  background: color-mix(in oklch, var(--tone-supported-soft) 42%, transparent);
}

.bias-grid,
.pro-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.bias-card,
.pro-card {
  scroll-margin-top: 6rem;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 1rem;
  background: color-mix(in oklch, var(--surface-1) 86%, transparent);
  box-shadow: var(--shadow);
}

.bias-card.is-highlighted {
  border-color: var(--tone-analysis);
  box-shadow: 0 0 0 3px var(--tone-analysis-soft), var(--shadow);
}

.tone-contradiction .tone-pill {
  color: var(--tone-contradiction);
  background: var(--tone-contradiction-soft);
  border-color: color-mix(in oklch, var(--tone-contradiction) 42%, transparent);
}

.tone-analysis .tone-pill,
.callout.analysis {
  color: var(--tone-analysis);
  background: var(--tone-analysis-soft);
  border-color: color-mix(in oklch, var(--tone-analysis) 42%, transparent);
}

.tone-supported .tone-pill {
  color: var(--tone-supported);
  background: var(--tone-supported-soft);
  border-color: color-mix(in oklch, var(--tone-supported) 42%, transparent);
}

.bias-summary,
.bias-body p,
.pro-card p,
.pro-card li,
.related-arguments {
  color: var(--text-muted);
}

.related-arguments div {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 0.65rem;
}

.related-argument-card {
  display: grid;
  gap: 0.35rem;
  min-height: 7rem;
  padding: 0.85rem;
  border-radius: 8px;
  border: 1px solid color-mix(in oklch, var(--tone-contradiction) 36%, transparent);
  background:
    linear-gradient(145deg, var(--tone-contradiction-soft), color-mix(in oklch, var(--surface-1) 88%, transparent)),
    var(--surface-1);
  color: var(--text-secondary);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.related-argument-card:hover,
.related-argument-card:focus-visible {
  transform: translateY(-2px);
  border-color: color-mix(in oklch, var(--tone-contradiction) 70%, transparent);
  color: var(--text-primary);
}

.related-argument-card strong {
  color: var(--text-primary);
  line-height: 1.25;
}

.related-argument-card span {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

[data-theme="light"] .hero-media {
  opacity: 0.22;
}

[data-theme="light"] .argument-card h3,
[data-theme="light"] .callout strong,
[data-theme="light"] .quick-answer p {
  color: var(--text-primary);
}

[data-theme="light"] a:hover {
  color: var(--brand-emphasis);
}

@media (max-width: 860px) {
  .bias-grid,
  .pro-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .related-arguments div {
    grid-template-columns: 1fr;
  }
}


/* Information architecture: overview cards and section-level navigation. */
.home-hero {
  min-height: min(68svh, 49rem);
  display: grid;
  align-items: center;
}

.hero-home-content {
  position: relative;
  z-index: 1;
}

.home-overview,
.arguments-hub,
.personal-impact-section {
  position: relative;
  padding: 4.5rem 0;
  border-top: 1px solid var(--border-subtle);
}

.home-overview {
  background: color-mix(in oklch, var(--surface-1) 88%, var(--tone-analysis-soft));
}

.home-overview-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(18rem, 0.7fr);
  gap: 1.5rem 2.5rem;
  align-items: end;
  margin-bottom: 1.35rem;
}

.home-overview-heading > p:last-child {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.04rem;
}

.home-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.home-stat-card {
  min-height: 16rem;
  display: grid;
  align-content: start;
  gap: 0.62rem;
  padding: 1.15rem;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--surface-panel);
  color: var(--text-primary);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.home-stat-card:hover,
.home-stat-card:focus-visible {
  transform: translateY(-2px);
  color: var(--text-primary);
  border-color: var(--brand);
  background: var(--card-bg-active);
}

.home-stat-card.tone-contradiction { border-top: 3px solid var(--tone-contradiction); }
.home-stat-card.tone-analysis { border-top: 3px solid var(--tone-analysis); }
.home-stat-card.tone-supported { border-top: 3px solid var(--tone-supported); }

.home-stat-value {
  display: block;
  min-height: 2.65rem;
  color: var(--brand-emphasis);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 3.3vw, 3.25rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.home-stat-secondary,
.home-stat-title,
.home-stat-description,
.home-stat-cta {
  display: block;
}

.home-stat-secondary {
  min-height: 1.25rem;
  color: var(--text-muted);
  font-size: 0.84rem;
  font-weight: 750;
}

.home-stat-title {
  margin-top: auto;
  color: var(--text-primary);
  font-weight: 850;
  font-size: 1.06rem;
  line-height: 1.25;
}

.home-stat-description {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.48;
}

.home-stat-cta {
  margin-top: 0.2rem;
  color: var(--brand);
  font-weight: 850;
  font-size: 0.88rem;
}

.impact-section {
  background: var(--calculator-bg);
  border-top: 1px solid var(--border-subtle);
}

.impact-section > .section-inner,
.arguments-hub > .section-inner {
  padding-top: 4.5rem;
  padding-bottom: 2.15rem;
}

.compact-heading {
  margin-bottom: 1rem;
}

.section-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.section-subnav a {
  min-height: 2.5rem;
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  background: var(--surface-control);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
}

.section-subnav a:hover,
.section-subnav a:focus-visible {
  border-color: var(--brand);
  background: var(--gold-soft);
  color: var(--text-primary);
}

.impact-global-section {
  padding: 2.5rem 0 0;
}

.impact-counter-layout {
  display: block;
  margin-top: 1rem;
}

.impact-counter-layout .counter-card {
  min-height: 17rem;
}


.global-epoch-counter {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 0.65rem;
  width: 100%;
  margin-top: 1.25rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--counter-bg);
  box-shadow: var(--shadow);
  text-align: center;
}

.global-epoch-counter::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent, color-mix(in oklch, var(--brand) 15%, transparent), transparent),
    repeating-linear-gradient(90deg, transparent 0 4rem, color-mix(in oklch, var(--tone-supported) 8%, transparent) 4.05rem 4.1rem);
}

.global-epoch-counter > * {
  position: relative;
  z-index: 1;
}

.global-epoch-heading {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}

.global-epoch-test-badge {
  padding: 0.22rem 0.48rem;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  color: var(--brand-emphasis);
  background: var(--gold-soft);
  font-size: 0.68rem;
}

.global-epoch-counter > strong {
  width: 100%;
  color: var(--text-primary);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: clamp(2.25rem, 7.2vw, 6.4rem);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1.08;
  overflow-wrap: anywhere;
  text-shadow: 0 0 32px color-mix(in oklch, var(--brand) 22%, transparent);
}

.global-epoch-date {
  color: var(--text-muted);
  font-size: 0.88rem;
}
.impact-counter-layout .purpose-statement {
  height: auto;
  min-height: 100%;
  margin: 0;
  align-self: stretch;
  display: grid;
  align-content: center;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.45;
}

.calculator-section-embedded {
  margin-top: 2.5rem;
  border-top: 1px solid var(--border-subtle);
}

.personal-impact-section {
  background: color-mix(in oklch, var(--surface-1) 86%, var(--tone-supported-soft));
}

.personal-impact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(20rem, 1fr);
  gap: 2rem;
  align-items: start;
}

.personal-impact-layout > div > p:not(.eyebrow) {
  margin: 0;
  color: var(--text-secondary);
  font-size: 1.08rem;
}

.personal-impact-slot {
  margin-top: 1rem;
  padding: 1rem;
  border-left: 3px solid var(--tone-supported);
  background: var(--tone-supported-soft);
  color: var(--text-secondary);
}

.arguments-hub {
  background: var(--intro-bg);
}

#impact-global,
#personal-impact,
#anti-vegan-objections,
#biases,
#pro-vegan-arguments,
#sources-methodology {
  scroll-margin-top: 6.25rem;
}

@media (max-width: 1040px) {
  .home-stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .impact-counter-layout,
  .personal-impact-layout,
  .home-overview-heading { grid-template-columns: 1fr; }
  .impact-counter-layout .purpose-statement { min-height: auto; }
}

@media (max-width: 720px) {
  .home-hero { min-height: 0; }
  .home-overview,
  .arguments-hub,
  .personal-impact-section { padding: 3.5rem 1rem; }
  .impact-section > .section-inner,
  .arguments-hub > .section-inner { padding-top: 3.5rem; }
  .home-stat-grid { grid-template-columns: 1fr; }
  .home-stat-card { min-height: 13.5rem; }
  .section-subnav { display: grid; grid-template-columns: 1fr; }
  .section-subnav a { justify-content: space-between; }
  .impact-global-section { padding: 2rem 1rem 0; }
}


.personal-impact-calculator {
  margin-top: 1.25rem;
  display: grid;
  gap: 1rem;
}

.personal-mode-control,
.personal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.personal-mode-control button {
  min-height: 2.5rem;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 0.52rem 0.75rem;
  background: var(--surface-control);
  color: var(--text-secondary);
  cursor: pointer;
  font-weight: 800;
}

.personal-mode-control button.is-active {
  border-color: var(--brand);
  background: var(--gold-soft);
  color: var(--text-primary);
}

.personal-calculator-note,
.personal-empty-result,
.personal-method-note {
  margin: 0;
  color: var(--text-muted);
}

.personal-product-list {
  display: grid;
  gap: 0.55rem;
}

.personal-product-row {
  display: grid;
  grid-template-columns: minmax(10rem, 1fr) minmax(13rem, 0.9fr) minmax(10rem, 0.7fr);
  gap: 0.7rem;
  align-items: center;
  padding: 0.78rem;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  background: var(--surface-panel-subtle);
}

.personal-product-row strong,
.personal-product-row span {
  display: block;
}

.personal-product-row > div:first-child span,
.personal-portion-label span,
.personal-years-label small {
  margin-top: 0.15rem;
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.35;
}

.personal-inputs,
.personal-portion-label {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.4rem;
  align-items: center;
}

.personal-inputs input,
.personal-inputs select,
.personal-portion-label input,
.personal-years-label input {
  width: 100%;
  min-height: 2.55rem;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 0.48rem 0.6rem;
  background: var(--surface-control);
  color: var(--text-primary);
}

.personal-unit-static {
  min-width: 7.7rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 750;
}

.personal-portion-label {
  grid-template-columns: minmax(0, 1fr) auto;
}

.personal-portion-label::before {
  content: attr(aria-label);
}

.personal-years-label {
  display: grid;
  gap: 0.35rem;
  color: var(--text-secondary);
  font-weight: 800;
}

.personal-years-label input {
  max-width: 14rem;
}

.personal-error {
  margin: 0;
  padding: 0.75rem 0.85rem;
  border-left: 3px solid var(--tone-contradiction);
  background: var(--tone-contradiction-soft);
  color: var(--text-primary);
}

.personal-results {
  display: grid;
  gap: 0.85rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-subtle);
}

.personal-results-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.personal-result-card {
  display: grid;
  gap: 0.38rem;
  padding: 0.9rem;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--surface-panel);
}

.personal-result-card > strong {
  color: var(--brand-emphasis);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.45rem, 2.6vw, 2.1rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.personal-result-card > span:not(.result-label) {
  color: var(--text-secondary);
  font-size: 0.86rem;
}

.personal-coverage {
  margin: 0.2rem 0 0;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.personal-result-card details {
  margin-top: 0.3rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.5rem;
  color: var(--text-muted);
  font-size: 0.84rem;
}

.personal-result-card summary {
  cursor: pointer;
  color: var(--text-secondary);
  font-weight: 800;
}

.personal-result-card details p { margin: 0.65rem 0 0; }
.personal-result-card details a { color: var(--brand-emphasis); }

@media (max-width: 720px) {
  .personal-product-row { grid-template-columns: 1fr; }
  .personal-results-grid { grid-template-columns: 1fr; }
  .personal-years-label input { max-width: none; }
}


/* Primary tab panels: only one section family is visible at a time. */
[data-tab-panel][hidden] { display: none !important; }

html:not([data-using-view-transition="true"]) [data-tab-panel][data-tab-enter="forward"] { animation: tab-panel-enter-forward 320ms cubic-bezier(.2,.8,.2,1) both; }
html:not([data-using-view-transition="true"]) [data-tab-panel][data-tab-enter="back"] { animation: tab-panel-enter-back 320ms cubic-bezier(.2,.8,.2,1) both; }

main { view-transition-name: site-content; }
::view-transition-old(site-content) { animation: tab-content-exit 180ms ease both; }
::view-transition-new(site-content) { animation: tab-content-enter 320ms cubic-bezier(.2,.8,.2,1) both; }
html[data-tab-direction="back"]::view-transition-old(site-content) { animation-name: tab-content-exit-back; }
html[data-tab-direction="back"]::view-transition-new(site-content) { animation-name: tab-content-enter-back; }

@keyframes tab-content-exit { from { opacity: 1; transform: translateX(0); } to { opacity: 0; transform: translateX(-2rem); } }
@keyframes tab-content-enter { from { opacity: 0; transform: translateX(2.5rem); } to { opacity: 1; transform: translateX(0); } }
@keyframes tab-content-exit-back { from { opacity: 1; transform: translateX(0); } to { opacity: 0; transform: translateX(2rem); } }
@keyframes tab-content-enter-back { from { opacity: 0; transform: translateX(-2.5rem); } to { opacity: 1; transform: translateX(0); } }

@keyframes tab-panel-enter-forward {
  from { opacity: 0; transform: translateX(3rem); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes tab-panel-enter-back {
  from { opacity: 0; transform: translateX(-3rem); }
  to { opacity: 1; transform: translateX(0); }
}

.top-nav a[aria-current="page"] {
  color: var(--text-primary);
  text-decoration: underline;
  text-decoration-color: var(--brand);
  text-underline-offset: 0.35em;
}

.home-hero { min-height: min(62svh, 42rem); }
.home-hero .hero-home-content { display: grid; place-items: center; text-align: center; }
.home-hero .hero-copy { max-width: 53rem; }
.home-hero .tagline { max-width: 50rem; margin: 1.2rem auto 0; font-size: clamp(1.1rem, 2vw, 1.42rem); }

.home-overview-heading { grid-template-columns: 1fr; max-width: 48rem; }
.home-stat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.home-stat-card { min-height: 14.5rem; }

.calculator-section-embedded .calculator-grid {
  grid-template-columns: minmax(18rem, 0.62fr) minmax(0, 1.38fr);
  align-items: stretch;
}

.calculator-section-embedded .calculator-controls { align-content: start; }
.calculator-section-embedded .control-block-head { margin-bottom: 0.55rem; }
.calculator-section-embedded .control-block-head h3 { font-size: 1rem; }
.calculator-section-embedded .calculation-result {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: start;
}
.calculator-section-embedded .chart-panel,
.calculator-section-embedded .result-meta,
.calculator-section-embedded .collapsible-panel { grid-column: 1 / -1; }
.calculator-section-embedded .chart-panel { grid-template-columns: minmax(13rem, .7fr) minmax(0, 1.3fr); }

.collapsible-panel {
  display: block;
  gap: 0;
  padding: 0;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--surface-panel-subtle);
  overflow: hidden;
}
.collapsible-panel summary {
  cursor: pointer;
  padding: 0.9rem 1rem;
  color: var(--text-primary);
  font-weight: 850;
}
.collapsible-panel[open] summary { border-bottom: 1px solid var(--border-subtle); }
.collapsible-panel > ul,
.collapsible-panel > div { margin: 0; padding: 0.9rem 1rem; }
.collapsible-panel > ul { padding-left: 2.1rem; }
.collapsible-panel.sources-used { max-height: none; overflow: visible; }

.personal-impact-layout { display: block; }
.personal-impact-layout > div:first-child { margin-bottom: 1.25rem; }
.personal-impact-layout > div > p:not(.eyebrow) { max-width: 50rem; }
.personal-product-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.personal-product-row { grid-template-columns: 1fr; gap: 0.5rem; }
.personal-inputs { grid-template-columns: minmax(0, 1fr) minmax(8rem, .7fr); }
.personal-portion-label { max-width: 16rem; }
.personal-results-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.personal-result-card { min-height: 10.5rem; }
.personal-result-card details { margin-top: auto; }
.personal-methodology {
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--surface-panel-subtle);
  padding: 0.85rem 1rem;
  color: var(--text-muted);
}
.personal-methodology summary { cursor: pointer; color: var(--text-primary); font-weight: 850; }
.personal-methodology p { margin: 0.75rem 0 0; }

@media (max-width: 1040px) {
  .home-stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .calculator-section-embedded .calculator-grid,
  .calculator-section-embedded .chart-panel { grid-template-columns: 1fr; }
  .personal-results-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .home-stat-grid,
  .personal-product-list,
  .personal-results-grid,
  .calculator-section-embedded .calculation-result { grid-template-columns: 1fr; }
  .calculator-section-embedded .chart-panel,
  .calculator-section-embedded .result-meta,
  .calculator-section-embedded .collapsible-panel { grid-column: auto; }
  [data-tab-panel][data-tab-enter] { animation-duration: 220ms; }
}

@media (prefers-reduced-motion: reduce) {
  [data-tab-panel][data-tab-enter] { animation: none; }
  ::view-transition-old(site-content),
  ::view-transition-new(site-content) { animation: none; }
}


/* Expandable evidence cards. */
.content-card-details > summary {
  position: relative;
  display: grid;
  gap: 0.55rem;
  padding-right: 2.75rem;
  cursor: pointer;
  list-style: none;
}
.content-card-details > summary::-webkit-details-marker { display: none; }
.content-card-details > summary h3 { margin: 0; color: var(--text-primary); }
.content-card-details > summary p { margin: 0; color: var(--text-muted); }
.card-disclosure {
  position: absolute;
  top: 0.1rem;
  right: 0;
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  color: var(--brand-emphasis);
  font-size: 1.35rem;
  line-height: 1;
  transition: transform 180ms ease, border-color 180ms ease;
}
.content-card-details[open] .card-disclosure { transform: rotate(45deg); border-color: var(--brand); }
.content-card-body {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}
.content-sources {
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  background: var(--surface-panel-subtle);
  overflow: hidden;
}
.content-sources summary {
  padding: 0.82rem 0.95rem;
  cursor: pointer;
  color: var(--text-primary);
  font-weight: 850;
}
.content-sources[open] summary { border-bottom: 1px solid var(--border-subtle); }
.content-sources .structured-sources { padding: 0.2rem 0.95rem 0.85rem; }
.related-positive-arguments,
.related-arguments {
  display: grid;
  gap: 0.7rem;
}
.related-positive-arguments > div { display: grid; gap: 0.75rem; }
.related-pro-card {
  display: grid;
  gap: 0.35rem;
  padding: 0.85rem;
  border: 1px solid color-mix(in oklch, var(--tone-supported) 42%, transparent);
  border-radius: 8px;
  background: color-mix(in oklch, var(--tone-supported-soft) 66%, var(--surface-1));
  color: var(--text-secondary);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease;
}
.related-pro-card:hover,
.related-pro-card:focus-visible { transform: translateY(-2px); border-color: var(--tone-supported); color: var(--text-primary); }
.related-pro-card strong { color: var(--text-primary); }
.related-pro-card span { color: var(--text-muted); font-size: 0.88rem; line-height: 1.45; }
.home-stat-title { margin-top: 0; order: -2; }
.home-stat-value { margin-top: 0.25rem; order: -1; }
.home-stat-secondary { order: 0; }
.home-overview-heading > :empty { display: none; }
@media (max-width: 720px) {
  .related-positive-arguments > div { grid-template-columns: 1fr; }
}


/* Objection details: a concise two-column header, followed by one reading column. */
.detail-frame { display: block; }
.detail-top {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(20rem, 1.12fr);
  gap: 1.25rem;
  align-items: stretch;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}
.detail-identity { padding: 0.45rem 0; }
.detail-identity h2 { margin: 0; color: var(--text-primary); }
.detail-short-answer {
  display: grid;
  gap: 0.65rem;
  padding: 1rem;
  border: 1px solid color-mix(in oklch, var(--tone-contradiction) 44%, transparent);
  border-radius: 8px;
  background: var(--tone-contradiction-soft);
}
.detail-short-answer > strong { color: var(--tone-contradiction); }
.detail-short-answer p { margin: 0; color: var(--text-primary); font-size: 1.03rem; line-height: 1.48; }
.detail-short-answer .detail-actions { margin-top: 0.1rem; }
.detail-body { width: 100%; margin-top: 1.25rem; }
.detail-body > .bias-chip-row { margin: 0 0 0.15rem; }
@media (max-width: 760px) {
  .detail-top { grid-template-columns: 1fr; }
}


/* Solarpunk visual system: daylight ecology, practical technology, and quiet craft. */
:root,
[data-theme="dark"] {
  --canvas: #0b1c16;
  --canvas-2: #10271e;
  --surface-1: #142d22;
  --surface-2: #1c392b;
  --surface-elevated: #10241b;
  --text-primary: #f6f1d8;
  --text-secondary: #dce7c8;
  --text-muted: #a9bda5;
  --border-subtle: rgba(202, 220, 164, 0.2);
  --border-strong: rgba(232, 177, 65, 0.65);
  --brand: #e7b547;
  --brand-emphasis: #ffe89a;
  --focus-ring: #f3c85f;
  --tone-contradiction: #e08763;
  --tone-contradiction-soft: rgba(224, 135, 99, 0.15);
  --tone-analysis: #79c8af;
  --tone-analysis-soft: rgba(121, 200, 175, 0.13);
  --tone-supported: #b7d66c;
  --tone-supported-soft: rgba(183, 214, 108, 0.15);
  --surface-panel: rgba(19, 46, 34, 0.86);
  --surface-panel-subtle: rgba(213, 235, 185, 0.055);
  --surface-control: rgba(214, 235, 185, 0.075);
  --header-bg: rgba(10, 29, 21, 0.76);
  --menu-bg: rgba(16, 41, 30, 0.98);
  --counter-bg: linear-gradient(135deg, rgba(238, 187, 71, 0.18), transparent 45%), linear-gradient(145deg, rgba(23, 60, 43, 0.98), rgba(10, 31, 22, 0.98));
  --counter-panel-bg: rgba(14, 39, 28, 0.98);
  --calculator-bg: linear-gradient(135deg, rgba(12, 38, 27, 0.99), rgba(23, 55, 40, 0.98));
  --arguments-bg: linear-gradient(135deg, rgba(12, 35, 26, 1), rgba(29, 55, 38, 1));
  --sources-bg: linear-gradient(135deg, rgba(16, 39, 29, 1), rgba(38, 54, 31, 1));
  --footer-bg: #081711;
  --body-bg: repeating-linear-gradient(115deg, rgba(205, 235, 170, 0.03) 0 1px, transparent 1px 29px), linear-gradient(145deg, #0b1c16 0%, #163725 52%, #0b1b14 100%);
  --hero-overlay-bg: linear-gradient(90deg, rgba(6, 25, 17, 0.9) 0%, rgba(6, 25, 17, 0.58) 52%, rgba(6, 25, 17, 0.42) 100%), linear-gradient(180deg, rgba(6, 25, 17, 0.1), rgba(6, 25, 17, 0.76));
  --shadow: 0 20px 56px rgba(0, 15, 8, 0.34);
  color-scheme: dark;
}

[data-theme="light"] {
  --canvas: #f4f2d9;
  --canvas-2: #e6edcf;
  --surface-1: #fbf9e8;
  --surface-2: #e8efd4;
  --surface-elevated: #fffdf0;
  --text-primary: #173226;
  --text-secondary: #284634;
  --text-muted: #58705a;
  --border-subtle: rgba(44, 91, 55, 0.2);
  --border-strong: rgba(184, 118, 32, 0.56);
  --brand: #b66b20;
  --brand-emphasis: #88470f;
  --focus-ring: #a85e18;
  --tone-contradiction: #b65b3d;
  --tone-contradiction-soft: rgba(182, 91, 61, 0.12);
  --tone-analysis: #247a68;
  --tone-analysis-soft: rgba(36, 122, 104, 0.12);
  --tone-supported: #4f7f28;
  --tone-supported-soft: rgba(79, 127, 40, 0.13);
  --surface-panel: rgba(255, 253, 235, 0.86);
  --surface-panel-subtle: rgba(235, 245, 211, 0.66);
  --surface-control: rgba(255, 253, 235, 0.8);
  --header-bg: rgba(244, 242, 217, 0.8);
  --menu-bg: rgba(255, 253, 235, 0.98);
  --counter-bg: linear-gradient(135deg, rgba(238, 190, 76, 0.28), transparent 46%), linear-gradient(145deg, rgba(255, 254, 239, 0.97), rgba(224, 237, 198, 0.94));
  --counter-panel-bg: rgba(255, 253, 235, 0.98);
  --calculator-bg: linear-gradient(135deg, rgba(247, 250, 226, 0.98), rgba(226, 239, 201, 0.96));
  --arguments-bg: linear-gradient(135deg, rgba(251, 249, 232, 0.98), rgba(229, 240, 210, 0.96));
  --sources-bg: linear-gradient(135deg, rgba(240, 246, 215, 0.98), rgba(231, 235, 198, 0.96));
  --footer-bg: #dce8bf;
  --body-bg: repeating-linear-gradient(115deg, rgba(51, 104, 59, 0.055) 0 1px, transparent 1px 29px), linear-gradient(145deg, #f5f2dc 0%, #e7efd0 50%, #f7f3de 100%);
  --hero-overlay-bg: linear-gradient(90deg, rgba(247, 244, 220, 0.94) 0%, rgba(247, 244, 220, 0.7) 50%, rgba(247, 244, 220, 0.28) 100%), linear-gradient(180deg, rgba(247, 244, 220, 0.12), rgba(247, 244, 220, 0.7));
  --shadow: 0 18px 48px rgba(47, 73, 31, 0.16);
  color-scheme: light;
}

body { font-family: Inter, ui-sans-serif, system-ui, sans-serif; background: var(--body-bg); }
body::before { opacity: 0.32; background-image: linear-gradient(120deg, rgba(224, 180, 71, 0.08) 1px, transparent 1px), linear-gradient(30deg, rgba(130, 202, 126, 0.06) 1px, transparent 1px); background-size: 52px 52px; }
h1, h2, h3, h4, .brand { font-family: Georgia, "Times New Roman", serif; font-weight: 700; }
.site-header { padding-block: 0.72rem; border-bottom-color: var(--border-subtle); box-shadow: 0 8px 32px rgba(10, 47, 25, 0.08); }
.brand { gap: 0.8rem; color: var(--text-primary); }
.brand-mark { border-radius: 50%; width: 2.35rem; height: 2.35rem; border-color: var(--brand); background: conic-gradient(from 20deg, var(--brand), #77a855, var(--tone-analysis), var(--brand)); color: #173226; box-shadow: inset 0 0 0 3px var(--surface-elevated), 0 0 0 1px rgba(255,255,255,0.2); }
.top-nav { gap: 0.32rem; }
.top-nav a { padding: 0.38rem 0.58rem; border-radius: 999px; transition: color 160ms ease, background 160ms ease; }
.top-nav a:hover, .top-nav a[aria-current="page"] { background: var(--tone-supported-soft); color: var(--text-primary); text-decoration: none; }
.language-button, .language-option, .theme-button { border-color: var(--border-subtle); background: var(--surface-control); color: var(--text-primary); }
.theme-icon { background: conic-gradient(var(--brand) 0 25%, var(--tone-analysis) 0 50%, var(--tone-supported) 0 75%, var(--brand) 0); border-radius: 50%; }
.hero { min-height: min(84svh, 55rem); border-bottom: 0; }
.hero-media { background-image: url("./assets/solarpunk-hero.png"); background-position: center; opacity: 0.92; transform: scale(1.02); }
.hero-overlay { background: var(--hero-overlay-bg); }
.home-hero::after { content: ""; position: absolute; inset: auto 0 0; height: 6rem; pointer-events: none; background: linear-gradient(180deg, transparent, var(--canvas)); }
.hero-copy { max-width: 46rem; padding: 1.2rem 0; }
.hero-copy h1 { color: var(--text-primary); text-shadow: 0 2px 18px rgba(8, 27, 16, 0.22); font-size: clamp(3.1rem, 8vw, 7rem); line-height: 0.94; }
.tagline { max-width: 40rem; color: var(--text-secondary); font-size: clamp(1.08rem, 2vw, 1.38rem); text-wrap: balance; }
.home-overview, .impact-section, .arguments-section, .reasoning-section, .pro-section, .sources-section { position: relative; }
.home-overview::before, .impact-section::before, .arguments-section::before, .reasoning-section::before, .pro-section::before, .sources-section::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: linear-gradient(90deg, transparent, var(--tone-supported), var(--brand), var(--tone-analysis), transparent); opacity: 0.8; }
.section-inner { position: relative; }
.home-overview-heading { max-width: 48rem; margin-bottom: 2.3rem; }
.home-overview-heading h2 { font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1.03; color: var(--text-primary); }
.home-stat-card, .argument-card, .bias-card, .pro-card, .personal-result-card, .calculator-controls, .calculation-result { border-color: var(--border-subtle); background: var(--surface-panel); box-shadow: var(--shadow); }
.home-stat-card { overflow: hidden; border-top-width: 4px; }
.home-stat-card::before { content: ""; display: block; height: 0.35rem; width: 3.3rem; background: linear-gradient(90deg, var(--brand), var(--tone-supported)); border-radius: 2px; }
.home-stat-card:hover, .home-stat-card:focus-visible, .argument-card:hover, .argument-card.is-active { border-color: var(--brand); background: color-mix(in oklch, var(--surface-panel) 88%, var(--tone-supported-soft)); }
.counter-card { border-radius: 8px; border-color: color-mix(in oklch, var(--brand) 70%, var(--border-subtle)); background: var(--counter-bg); }
.counter-card::before { background: linear-gradient(135deg, transparent 46%, rgba(231,181,71,0.18) 46.5% 47.2%, transparent 47.7%), repeating-linear-gradient(90deg, transparent 0 2.4rem, rgba(181,215,108,0.11) 2.45rem 2.52rem); opacity: 0.85; }
.counter-card::after, .content-card-details::after, .accordion-item::after { content: "\2699"; position: absolute; right: -0.45rem; bottom: -0.7rem; color: color-mix(in oklch, var(--brand) 40%, transparent); font-size: 5.4rem; line-height: 1; pointer-events: none; transform-origin: center; animation: gear-close 380ms cubic-bezier(.2,.8,.2,1) both; }
.counter-card { position: relative; }
.content-card-details, .accordion-item { position: relative; isolation: isolate; }
.content-card-details::after { font-size: 3.1rem; right: -0.55rem; bottom: -0.55rem; z-index: -1; }
.accordion-item::after { font-size: 2.5rem; right: -0.32rem; bottom: -0.42rem; z-index: 0; }
.content-card-details[open]::after, .accordion-item.is-open::after { animation: gear-open 620ms cubic-bezier(.2,.8,.2,1) both; }
.content-card-details > *, .accordion-item > * { position: relative; z-index: 1; }
@keyframes gear-open { from { transform: rotate(-65deg) scale(0.8); opacity: 0.15; } to { transform: rotate(70deg) scale(1); opacity: 0.52; } }
@keyframes gear-close { from { transform: rotate(48deg) scale(1); opacity: 0.5; } to { transform: rotate(-34deg) scale(0.86); opacity: 0.2; } }
.accordion-item, .content-sources, .content-card-details { border-color: var(--border-subtle); background: color-mix(in oklch, var(--surface-panel-subtle) 72%, transparent); }
.accordion-trigger, .content-card-details > summary, .content-sources summary { background: transparent; }
.accordion-trigger:hover, .content-card-details > summary:hover, .content-sources summary:hover { background: var(--tone-supported-soft); }
.card-disclosure { border-color: var(--brand); background: var(--surface-elevated); color: var(--brand-emphasis); }
.section-subnav { border-color: var(--border-subtle); background: color-mix(in oklch, var(--surface-panel) 74%, transparent); }
.section-subnav a { border-radius: 999px; }
.section-subnav a:hover, .section-subnav a:focus-visible { background: var(--tone-supported-soft); }
.button.primary { background: linear-gradient(135deg, var(--brand), #f1ce65); color: #193226; border-color: #ffe08a; }
.small-button { border-color: var(--border-subtle); background: var(--surface-control); color: var(--text-primary); }
.pie-chart { filter: drop-shadow(0 10px 12px rgba(18, 58, 32, 0.22)); }
.site-footer { border-top-color: var(--border-subtle); background: var(--footer-bg); }
@media (prefers-reduced-motion: reduce) {
  .counter-card::after, .content-card-details::after, .accordion-item::after { animation: none; }
  .home-stat-card, .argument-card, .related-pro-card, .related-argument-card, .related-category-card { transition: none; }
}


/* Keep decorative mechanics behind the information, never above it. */
.counter-card::after, .content-card-details::after, .accordion-item::after { z-index: 0; }
.counter-card[aria-expanded="true"]::after { animation: gear-open 620ms cubic-bezier(.2,.8,.2,1) both; }
[data-theme="light"] .hero-media { opacity: 0.78; }
[data-theme="light"] .counter-card::after, [data-theme="light"] .content-card-details::after, [data-theme="light"] .accordion-item::after { color: color-mix(in oklch, var(--brand) 34%, transparent); }


/* View Transitions keep the persistent navigation above moving page content. */
.site-header { view-transition-name: site-header; }
::view-transition-group(site-header) { z-index: 100; animation: none; }
::view-transition-old(site-header),
::view-transition-new(site-header) { animation: none; }
::view-transition-group(site-content) { z-index: 1; }


.category-focus-banner {
  display: grid;
  gap: 0.35rem;
  margin: 0 0 1rem;
  padding: 0.95rem 1rem;
  border: 1px solid color-mix(in oklch, var(--tone-analysis) 38%, transparent);
  border-radius: 8px;
  background: color-mix(in oklch, var(--tone-analysis-soft) 72%, var(--surface-1));
  box-shadow: var(--shadow-soft);
}
.category-focus-banner[hidden] { display: none; }
.category-focus-banner h3 { margin: 0; color: var(--text-primary); }
.category-focus-banner p { margin: 0; color: var(--text-muted); max-width: 68ch; }
.related-category-links { margin-top: 0.8rem; }
.related-category-links > div { display: grid; gap: 0.75rem; }
.related-category-card {
  display: grid;
  gap: 0.35rem;
  padding: 0.85rem;
  border: 1px solid color-mix(in oklch, var(--tone-analysis) 42%, transparent);
  border-radius: 8px;
  background: color-mix(in oklch, var(--tone-analysis-soft) 70%, var(--surface-1));
  color: var(--text-secondary);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease;
}
.related-category-card:hover,
.related-category-card:focus-visible { transform: translateY(-2px); border-color: var(--tone-analysis); color: var(--text-primary); }
.related-category-card strong { color: var(--text-primary); }
.related-category-card span { color: var(--text-muted); font-size: 0.88rem; line-height: 1.45; }


.influence-section {
  min-height: calc(100vh - 5rem);
  padding: clamp(3rem, 7vw, 6rem) 0;
  background:
    radial-gradient(circle at 12% 18%, color-mix(in oklch, var(--tone-supported-soft) 60%, transparent) 0 16rem, transparent 17rem),
    linear-gradient(180deg, var(--canvas), color-mix(in oklch, var(--canvas) 86%, var(--surface-2)));
}

.influence-layout {
  display: grid;
  gap: 1.25rem;
}

.influence-note {
  max-width: 48rem;
  color: var(--text-muted);
  border-left: 3px solid var(--tone-supported);
  padding: 0.55rem 0 0.55rem 1rem;
  background: color-mix(in oklch, var(--surface-panel) 82%, transparent);
}

.influence-carousel {
  position: relative;
  min-width: 0;
  max-width: 100%;
  isolation: isolate;
  width: 100%;
  padding-inline: clamp(3.4rem, 6vw, 5.8rem);
  overflow: visible;
}

.influence-carousel::before,
.influence-carousel::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  z-index: 2;
  width: clamp(3rem, 8vw, 7rem);
  pointer-events: none;
}

.influence-carousel::before {
  left: 0;
  background: linear-gradient(90deg, var(--canvas), transparent);
}

.influence-carousel::after {
  right: 0;
  background: linear-gradient(270deg, var(--canvas), transparent);
}

.influence-nav {
  position: absolute;
  top: 50%;
  z-index: 4;
  width: clamp(3.35rem, 5vw, 4.6rem);
  height: clamp(3.35rem, 5vw, 4.6rem);
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in oklch, var(--brand) 55%, transparent);
  border-radius: 999px;
  background: color-mix(in oklch, var(--surface-panel) 68%, transparent);
  color: var(--text-primary);
  box-shadow: 0 1rem 2.5rem rgba(0, 0, 0, 0.28);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  backdrop-filter: blur(16px) saturate(1.2);
  transform: translateY(-50%);
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.influence-nav span {
  transform: translateY(-0.06em);
  font-size: clamp(2.1rem, 4vw, 3rem);
  line-height: 1;
  font-family: Georgia, serif;
}

.influence-nav-prev {
  left: 0.35rem;
}

.influence-nav-next {
  right: 0.35rem;
}

.influence-nav:hover,
.influence-nav:focus-visible {
  border-color: var(--brand);
  background: color-mix(in oklch, var(--surface-panel) 78%, var(--brand));
  transform: translateY(-50%) scale(1.04);
}

.influence-nav:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 4px;
}

.influence-rail {
  display: grid;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  grid-auto-flow: column;
  grid-auto-columns: clamp(12.5rem, 18vw, 14.75rem);
  gap: 1rem;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-behavior: smooth;
  scroll-snap-type: inline mandatory;
  padding: 0.5rem 0 1rem;
  scrollbar-color: transparent transparent;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.influence-rail::-webkit-scrollbar {
  display: none;
}

.influence-card {
  scroll-snap-align: start;
  min-width: 0;
  height: clamp(22.5rem, 46vw, 26rem);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface-panel);
  box-shadow: var(--shadow);
  position: relative;
  display: block;
}

.influence-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, transparent 0 38%, color-mix(in oklch, var(--canvas) 28%, transparent) 58%, color-mix(in oklch, var(--canvas) 82%, transparent) 100%),
    radial-gradient(circle at 18% 12%, color-mix(in oklch, var(--brand) 18%, transparent), transparent 16rem);
}

.influence-card:hover,
.influence-card:focus-within {
  border-color: color-mix(in oklch, var(--tone-supported) 75%, var(--brand));
  transform: translateY(-2px);
}

.influence-photo-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: color-mix(in oklch, var(--surface-2) 70%, var(--brand));
  overflow: hidden;
}

.influence-photo-button {
  appearance: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  text-align: inherit;
}

.influence-photo-button:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: -5px;
}

.influence-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(0.985);
  transform-origin: center top;
  filter: saturate(0.98) contrast(1.04);
}

.influence-card-body {
  position: absolute;
  z-index: 2;
  left: 0.6rem;
  right: 0.6rem;
  bottom: 0.6rem;
  display: grid;
  gap: 0.45rem;
  padding: 0.7rem;
  border: 1px solid color-mix(in oklch, var(--border-subtle) 70%, transparent);
  border-radius: 7px;
  background: color-mix(in oklch, var(--surface-panel) 74%, transparent);
  -webkit-backdrop-filter: blur(14px) saturate(1.12);
  backdrop-filter: blur(14px) saturate(1.12);
}

.influence-card-head {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.influence-card h3 {
  margin: 0;
  color: var(--text-primary);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
}

.influence-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 1.35;
}

.influence-card-body > p:not(.influence-status) {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.influence-status {
  color: var(--text-secondary) !important;
}

.influence-source {
  width: fit-content;
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 0.18em;
  font-weight: 700;
  font-size: 0.82rem;
}

.influence-source-static {
  text-decoration: none;
  opacity: 0.82;
}

.influence-source:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 4px;
}

[data-theme="light"] .influence-section {
  background:
    radial-gradient(circle at 12% 18%, color-mix(in oklch, var(--tone-supported-soft) 70%, transparent) 0 16rem, transparent 17rem),
    linear-gradient(180deg, var(--canvas), color-mix(in oklch, var(--canvas) 84%, var(--surface-2)));
}

[data-theme="light"] .influence-carousel::before {
  background: linear-gradient(90deg, var(--canvas), transparent);
}

[data-theme="light"] .influence-carousel::after {
  background: linear-gradient(270deg, var(--canvas), transparent);
}

[data-theme="light"] .influence-nav {
  box-shadow: 0 1rem 2rem rgba(93, 68, 24, 0.18);
}

[data-theme="light"] .influence-card-body {
  background: color-mix(in oklch, var(--surface-panel) 80%, transparent);
}

@media (max-width: 720px) {
  .influence-carousel {
    padding-inline: 2.25rem;
  }

  .influence-nav {
    width: 2.75rem;
    height: 2.75rem;
  }

  .influence-nav span {
    font-size: 2rem;
  }

  .influence-rail {
    grid-auto-columns: minmax(72vw, 1fr);
  }

  .influence-card {
    height: 25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .influence-card:hover,
  .influence-card:focus-within,
  .influence-nav:hover,
  .influence-nav:focus-visible {
    transform: translateY(-50%);
  }

  .influence-card:hover,
  .influence-card:focus-within {
    transform: none;
  }
}


.recipes-section {
  min-height: calc(100vh - 5rem);
  padding: clamp(3rem, 7vw, 6rem) 0;
  background: linear-gradient(180deg, var(--canvas), color-mix(in oklch, var(--canvas) 86%, var(--tone-supported-soft)));
}

.recipes-layout {
  min-height: 42vh;
  display: grid;
  align-content: center;
}


/* Professional information architecture */
:root,
[data-theme="dark"] {
  --page-background: var(--canvas);
  --surface-primary: var(--surface-1);
  --surface-secondary: var(--surface-2);
  --surface-raised: var(--surface-elevated);
  --border-emphasis: var(--border-strong);
  --brand-soft: var(--gold-soft);
  --layout-max: 80rem;
  --reading-max: 72ch;
  --space-section: clamp(4rem, 8vw, 7rem);
  --radius-control: 4px;
  --radius-panel: 6px;
  --shadow-soft: 0 12px 36px rgba(0, 0, 0, 0.2);
  --header-height: 4.5rem;
}

[data-theme="light"] {
  --page-background: var(--canvas);
  --surface-primary: var(--surface-1);
  --surface-secondary: var(--surface-2);
  --surface-raised: var(--surface-elevated);
  --border-emphasis: var(--border-strong);
  --brand-soft: var(--gold-soft);
  --shadow-soft: 0 12px 32px rgba(62, 46, 26, 0.12);
}

html { scroll-padding-top: calc(var(--header-height) + 1.5rem); }
body { background: var(--page-background); }
body.mobile-navigation-open { overflow: hidden; }
.section-inner { width: min(var(--layout-max), calc(100% - clamp(2rem, 8vw, 7rem))); }

.site-header {
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr) max-content;
  gap: clamp(1rem, 2.5vw, 2.5rem);
  padding: 0.65rem clamp(1rem, 4vw, 4rem);
  background: color-mix(in oklch, var(--header-bg) 92%, transparent);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(16px) saturate(1.08);
}

.brand { white-space: nowrap; font-size: 1.02rem; }
.brand-mark { width: 2.25rem; height: 2.25rem; border-radius: 50%; }
.header-actions { display: flex; align-items: center; gap: 0.5rem; }
.mobile-nav-toggle { display: none; }
.primary-navigation { min-width: 0; justify-self: center; }
.primary-nav-list,
.nav-submenu { margin: 0; padding: 0; list-style: none; }
.primary-nav-list { display: flex; align-items: center; justify-content: center; gap: 0.15rem; }
.primary-nav-group { position: relative; }
.nav-disclosure,
.primary-nav-direct > a {
  min-height: 2.6rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.68rem;
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--text-secondary);
  font: inherit;
  font-size: 0.86rem;
  font-weight: 760;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.nav-disclosure:hover,
.nav-disclosure:focus-visible,
.primary-nav-group.has-active-page > .nav-disclosure,
.primary-nav-direct > a:hover,
.primary-nav-direct > a:focus-visible,
.primary-nav-direct > a[aria-current="page"] {
  color: var(--text-primary);
  background: var(--tone-supported-soft);
}
.nav-chevron {
  width: 0.42rem;
  height: 0.42rem;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-0.12rem);
  transition: transform 160ms ease;
}
.nav-disclosure[aria-expanded="true"] .nav-chevron { transform: rotate(225deg) translate(-0.1rem, -0.05rem); }
.nav-submenu {
  position: absolute;
  top: calc(100% + 0.45rem);
  left: 50%;
  z-index: 55;
  width: max-content;
  min-width: 15.5rem;
  max-width: 21rem;
  transform: translateX(-50%);
  padding: 0.45rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-panel);
  background: var(--menu-bg);
  box-shadow: var(--shadow-soft);
}
.nav-submenu[hidden] { display: none; }
.nav-submenu a {
  min-height: 2.7rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.62rem 0.7rem;
  border-radius: var(--radius-control);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 720;
  text-decoration: none;
}
.nav-submenu a:hover,
.nav-submenu a:focus-visible,
.nav-submenu a[aria-current="page"] { color: var(--text-primary); background: var(--brand-soft); }
.nav-submenu a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--brand); }
.nav-badge {
  flex: none;
  padding: 0.12rem 0.36rem;
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
  color: var(--text-muted);
  font-size: 0.62rem;
  font-weight: 800;
  text-transform: uppercase;
}
.nav-scrim[hidden] { display: none; }

.home-hero {
  min-height: clamp(35rem, 70svh, 46rem);
  padding-top: var(--header-height);
}
.home-hero .hero-home-content { align-content: center; justify-items: start; text-align: left; }
.home-hero .hero-copy { max-width: 48rem; margin: 0; }
.hero-project-name {
  margin: 0 0 0.65rem;
  color: var(--brand-emphasis);
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}
.home-hero .hero-copy h1 { margin: 0; font-family: "JetBrains Mono", ui-monospace, monospace; font-size: clamp(3rem, 7vw, 6.4rem); line-height: 0.96; }
.hero-annual-unit { margin: 0.55rem 0 0; color: var(--text-secondary); font-size: 0.95rem; font-weight: 760; text-transform: uppercase; }
.home-hero .tagline { max-width: 43rem; margin: 1.25rem 0 0; }
.hero-live-speed { margin: 0.8rem 0 0; color: var(--brand-emphasis); font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 1rem; font-weight: 700; }
.hero-primary-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.6rem; }
.hero-primary-actions .button { width: auto; min-height: 2.8rem; }

.home-overview { padding: var(--space-section) 0; background: var(--surface-primary); }
.home-overview-heading { max-width: 48rem; margin: 0 0 2.5rem; }
.home-overview-heading h2 { margin-bottom: 0.75rem; }
.home-overview-heading p { max-width: var(--reading-max); margin: 0; color: var(--text-muted); }
.home-stat-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.home-section-card {
  min-height: 23rem;
  display: flex;
  flex-direction: column;
  padding: clamp(1.25rem, 2.5vw, 2rem);
  border-top: 3px solid var(--card-tone, var(--brand));
  background: var(--surface-panel);
  box-shadow: var(--shadow-soft);
}
.home-section-card.tone-numbers { --card-tone: var(--brand); }
.home-section-card.tone-understand { --card-tone: var(--tone-analysis); }
.home-section-card.tone-welfare { --card-tone: var(--tone-contradiction); }
.home-section-card.tone-inspiration { --card-tone: var(--tone-supported); }
.home-section-card header { display: flex; align-items: baseline; gap: 0.8rem; }
.home-section-card h3 { margin: 0; font-size: clamp(1.45rem, 2.5vw, 2rem); }
.home-card-index { color: var(--text-muted); font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 0.72rem; }
.home-card-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.7rem; margin-top: 1.6rem; }
.home-card-metric { min-width: 0; padding-left: 0.7rem; border-left: 1px solid var(--border-subtle); }
.home-card-metric strong { display: block; color: var(--text-primary); font-family: "JetBrains Mono", ui-monospace, monospace; font-size: clamp(1.15rem, 2vw, 1.55rem); overflow-wrap: anywhere; }
.home-card-metric span { display: block; margin-top: 0.25rem; color: var(--text-muted); font-size: 0.75rem; line-height: 1.35; }
.home-section-card > p { max-width: 58ch; margin: 1.5rem 0; color: var(--text-secondary); }
.home-section-card nav { display: flex; flex-wrap: wrap; gap: 0.7rem 1rem; margin-top: auto; }
.home-section-card nav a,
.home-source-spotlight > a { display: inline-flex; align-items: center; gap: 0.4rem; color: var(--brand-emphasis); font-weight: 780; text-underline-offset: 0.22em; }
.home-section-card nav a:hover,
.home-source-spotlight > a:hover { text-decoration-thickness: 2px; }
.home-source-spotlight {
  display: grid;
  grid-template-columns: minmax(10rem, 0.45fr) minmax(0, 1.4fr) max-content;
  gap: 1.5rem;
  align-items: center;
  margin-top: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}
.home-source-spotlight div { display: flex; align-items: baseline; gap: 0.8rem; }
.home-source-spotlight .eyebrow { margin: 0; }
.home-source-spotlight strong { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 2rem; }
.home-source-spotlight p { margin: 0; color: var(--text-muted); }

.document-page-heading { max-width: 56rem; padding-top: 1rem; }
.document-page-heading h1 { margin: 0.35rem 0 0.9rem; font-size: clamp(2.5rem, 6vw, 5rem); line-height: 1; }
.document-page-heading > p:last-child { max-width: var(--reading-max); margin: 0; color: var(--text-secondary); font-size: 1.08rem; }
.future-page,
.welfare-page { min-height: calc(100svh - var(--header-height)); padding: calc(var(--header-height) + 3rem) 0 var(--space-section); background: var(--page-background); }
.future-stage {
  min-height: 22rem;
  display: grid;
  place-items: center;
  margin-top: 2.5rem;
  border: 1px solid var(--border-subtle);
  background: var(--surface-panel-subtle);
  position: relative;
  overflow: hidden;
}
.future-stage.is-visualization { min-height: min(62svh, 44rem); }
.future-stage-label { position: relative; z-index: 2; color: var(--text-muted); font-size: 0.82rem; font-weight: 800; text-transform: uppercase; }
.future-stage-mark { position: absolute; width: 12rem; height: 12rem; border: 1px solid var(--border-subtle); border-radius: 50%; opacity: 0.5; }
.future-stage-mark::before,
.future-stage-mark::after { content: ""; position: absolute; inset: 50% auto auto 50%; width: 18rem; height: 1px; background: var(--border-subtle); transform: translate(-50%, -50%) rotate(35deg); }
.future-stage-mark::after { transform: translate(-50%, -50%) rotate(-35deg); }
.document-method-note { max-width: var(--reading-max); margin: 1.5rem 0 0; padding-left: 1rem; border-left: 3px solid var(--tone-analysis); color: var(--text-muted); }
.taxonomy-section { margin-top: 3rem; }
.taxonomy-section h2 { margin-bottom: 1rem; font-size: 1.15rem; }
.taxonomy-list { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0; padding: 0; list-style: none; }
.taxonomy-list li { padding: 0.42rem 0.62rem; border: 1px solid var(--border-subtle); border-radius: var(--radius-control); background: var(--surface-panel-subtle); color: var(--text-secondary); font-size: 0.84rem; }
.content-status-panel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  max-width: 52rem;
  margin-top: 3rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--border-subtle);
}
.status-marker { width: 0.65rem; height: 0.65rem; margin-top: 0.45rem; border-radius: 50%; background: var(--brand); }
.content-status-panel strong { color: var(--text-primary); }
.content-status-panel p { margin: 0.25rem 0 0; color: var(--text-muted); }
.sensitive-media-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) max-content;
  gap: 0.8rem 1.5rem;
  align-items: center;
  max-width: 62rem;
  margin-top: 2.5rem;
  padding: 1.25rem;
  border: 1px solid var(--border-emphasis);
  border-left: 4px solid var(--tone-contradiction);
  background: var(--surface-panel);
}
.sensitive-media-control h2 { margin: 0; font-size: 1.1rem; }
.sensitive-media-control p { max-width: 60ch; margin: 0.35rem 0 0; color: var(--text-muted); }
.sensitive-media-control small { grid-column: 1 / -1; color: var(--text-muted); }
.sensitive-media-toggle { display: flex; align-items: center; gap: 0.65rem; min-height: 2.75rem; padding: 0.55rem 0.7rem; border: 1px solid var(--border-subtle); background: var(--surface-control); cursor: pointer; font-weight: 720; }
.sensitive-media-toggle input { width: 1.1rem; height: 1.1rem; accent-color: var(--brand); }

.counter-value,
.counter-line strong,
.global-epoch-counter > strong,
.result-total-card strong,
.result-speed-card strong,
.chart-center,
.personal-result-card > strong { font-family: "JetBrains Mono", ui-monospace, monospace; letter-spacing: 0; }

.argument-detail-region p,
.accordion-content p,
.content-card-details p,
.source-card p { max-width: var(--reading-max); }
.section-heading { gap: 2rem; }
.section-heading h2 { margin-bottom: 0.35rem; }
.section-heading > p { max-width: 60ch; }

@media (max-width: 1120px) {
  .site-header { grid-template-columns: max-content 1fr max-content; }
  .mobile-nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-self: end;
    gap: 0.55rem;
    min-height: 2.5rem;
    padding: 0.45rem 0.65rem;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-control);
    background: var(--surface-control);
    color: var(--text-primary);
    font: inherit;
    font-weight: 760;
    cursor: pointer;
  }
  .mobile-nav-icon { display: grid; gap: 0.2rem; width: 1rem; }
  .mobile-nav-icon span { display: block; height: 1px; background: currentColor; transition: transform 160ms ease, opacity 160ms ease; }
  .mobile-nav-toggle[aria-expanded="true"] .mobile-nav-icon span:first-child { transform: translateY(0.3rem) rotate(45deg); }
  .mobile-nav-toggle[aria-expanded="true"] .mobile-nav-icon span:nth-child(2) { opacity: 0; }
  .mobile-nav-toggle[aria-expanded="true"] .mobile-nav-icon span:last-child { transform: translateY(-0.3rem) rotate(-45deg); }
  .primary-navigation {
    position: fixed;
    inset: 0 0 0 auto;
    z-index: 65;
    width: min(27rem, 92vw);
    height: 100dvh;
    padding: 5.5rem 1rem 2rem;
    overflow-y: auto;
    background: var(--menu-bg);
    box-shadow: -1rem 0 3rem rgba(0, 0, 0, 0.24);
    transform: translateX(105%);
    transition: transform 220ms cubic-bezier(.2,.8,.2,1);
  }
  .mobile-navigation-open .primary-navigation { transform: translateX(0); }
  .mobile-nav-toggle { position: relative; z-index: 70; }
  .primary-nav-list { display: grid; align-items: stretch; gap: 0.35rem; }
  .nav-disclosure,
  .primary-nav-direct > a { width: 100%; min-height: 3rem; justify-content: space-between; padding: 0.7rem 0.8rem; font-size: 1rem; }
  .nav-submenu { position: static; width: 100%; min-width: 0; max-width: none; transform: none; margin: 0.2rem 0 0.5rem; padding: 0.2rem 0 0.2rem 0.65rem; border: 0; border-left: 1px solid var(--border-subtle); border-radius: 0; background: transparent; box-shadow: none; }
  .nav-submenu a { min-height: 2.8rem; }
  .nav-scrim { position: fixed; inset: 0; z-index: 60; background: rgba(0, 0, 0, 0.46); }
  .nav-scrim[hidden] { display: none; }
}

@media (max-width: 760px) {
  :root { --header-height: 4.1rem; }
  .site-header { grid-template-columns: max-content 1fr max-content; gap: 0.5rem; padding-inline: 0.75rem; }
  .header-actions { grid-column: auto; }
  .theme-button span:last-child,
  .language-button span:last-child { display: none; }
  .theme-button,
  .language-button { width: 2.55rem; justify-content: center; padding: 0.4rem; }
  .brand span:last-child { display: inline; font-size: 0.9rem; }
  .mobile-nav-toggle > span:last-child { display: none; }
  .mobile-nav-toggle { width: 2.55rem; justify-content: center; padding: 0.4rem; }
  .home-hero { min-height: 36rem; }
  .home-hero .hero-home-content { justify-items: center; text-align: center; }
  .home-hero .hero-copy { margin-inline: auto; }
  .hero-primary-actions { justify-content: center; }
  .home-stat-grid { grid-template-columns: 1fr; }
  .home-section-card { min-height: 20rem; }
  .home-card-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-source-spotlight { grid-template-columns: 1fr; gap: 0.8rem; }
  .sensitive-media-control { grid-template-columns: 1fr; }
  .sensitive-media-control small { grid-column: auto; }
  .future-page,
  .welfare-page { padding-top: calc(var(--header-height) + 2rem); }
}

@media (prefers-reduced-motion: reduce) {
  .nav-chevron,
  .primary-navigation,
  .mobile-nav-icon span { transition: none; }
}


/* Decorative mechanics never enter the reading or accessibility flow. */
.counter-card::after,
.content-card-details::after,
.accordion-item::after { display: none; content: ""; }

.section-subnav a { border-radius: var(--radius-control); }