:root {
  color-scheme: light;
  --page: #fff8ee;
  --surface: #ffffff;
  --surface-warm: #f8ead8;
  --ink: #261b16;
  --muted: #66574e;
  --line: #d9c2aa;
  --accent: #913609;
  --accent-hover: #702604;
  --accent-bright: #f2a43a;
  --accent-soft: #ffe0b6;
  --dark: #2f1b13;
  --dark-muted: #e8cfb8;
  --focus: #145f72;
  --shadow: 0 14px 38px rgba(47, 27, 19, 0.1);
  --radius-small: 0.45rem;
  --radius-medium: 0.85rem;
  --container: 74rem;
  --text-width: 68ch;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-width: 20rem;
  background: var(--page);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: var(--accent);
  text-decoration-line: underline;
  text-decoration-thickness: 0.09em;
  text-underline-offset: 0.18em;
}

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

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: Georgia, Cambria, "Times New Roman", serif;
  font-weight: 700;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

h1 {
  max-width: 14ch;
  margin-bottom: 1.5rem;
  font-size: clamp(3rem, 8vw, 6.75rem);
  line-height: 0.95;
}

h2 {
  margin-bottom: 0.75rem;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 1rem;
  font-size: clamp(1.55rem, 2.4vw, 2.15rem);
  line-height: 1.15;
}

h4 {
  margin-bottom: 0.35rem;
  font-size: 0.78rem;
  line-height: 1.35;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.container {
  width: min(calc(100% - 3rem), var(--container));
  margin-inline: auto;
  padding-inline-start: env(safe-area-inset-left);
  padding-inline-end: env(safe-area-inset-right);
}

.skip-link {
  position: fixed;
  top: max(0.75rem, env(safe-area-inset-top));
  left: max(0.75rem, env(safe-area-inset-left));
  z-index: 100;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-small);
  background: var(--surface);
  color: var(--ink);
  font-weight: 700;
  transform: translateY(-200%);
}

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

.skip-link:focus-visible {
  outline-color: var(--accent-bright);
  box-shadow: 0 0 0 6px var(--focus);
}

.site-header {
  overflow: hidden;
  border-bottom: 0.5rem solid var(--accent-bright);
  background: var(--dark);
  color: var(--page);
}

.site-header :focus-visible,
.method-section :focus-visible {
  outline-color: var(--accent-bright);
}

.site-nav {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-bottom: 1px solid rgba(255, 248, 238, 0.22);
}

.site-name {
  max-width: 20rem;
  color: var(--page);
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
}

.site-name:hover {
  color: var(--accent-bright);
}

.site-nav nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav nav a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  color: var(--page);
  font-size: 0.92rem;
  font-weight: 650;
  text-decoration-color: transparent;
}

.site-nav nav a:hover {
  color: var(--accent-bright);
  text-decoration-color: currentColor;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 20rem);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
  padding-block: clamp(4.5rem, 10vw, 9rem);
}

.hero-introduction {
  max-width: 63ch;
  margin-bottom: 0;
  color: var(--dark-muted);
  font-size: clamp(1.08rem, 1.6vw, 1.3rem);
  line-height: 1.6;
}

.hero-meta {
  display: grid;
  gap: 0.35rem;
  align-content: end;
  padding: 1.25rem 0 0 1.5rem;
  border-left: 3px solid var(--accent-bright);
  color: var(--dark-muted);
  font-size: 0.94rem;
}

.hero-meta span {
  color: var(--page);
  font-weight: 750;
}

.hero-meta a {
  margin-top: 0.65rem;
  color: var(--accent-bright);
  font-weight: 700;
}

.scope-section {
  border-bottom: 1px solid var(--line);
  background: var(--accent-soft);
}

.scope-layout {
  display: grid;
  grid-template-columns: minmax(11rem, 0.35fr) minmax(0, 1fr);
  gap: 3rem;
  padding-block: 2.25rem;
}

.scope-layout h2 {
  margin: 0;
  font-family: inherit;
  font-size: 0.82rem;
  line-height: 1.5;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.scope-layout p {
  max-width: var(--text-width);
  margin: 0;
  font-weight: 580;
}

.evidence-section {
  padding-block: clamp(4rem, 8vw, 7.5rem);
  scroll-margin-top: 1rem;
}

.section-heading-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
}

.section-introduction {
  max-width: var(--text-width);
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.sources-toggle {
  min-height: 2.75rem;
  flex: 0 0 auto;
  padding: 0.65rem 1rem;
  border: 2px solid var(--accent);
  border-radius: var(--radius-small);
  background: transparent;
  color: var(--accent);
  font-weight: 750;
  cursor: pointer;
}

.sources-toggle:hover {
  background: var(--accent);
  color: #ffffff;
}

.argument-navigation {
  margin-bottom: 2.5rem;
  padding-block: 1.25rem;
  border-block: 1px solid var(--line);
}

.argument-navigation ol {
  display: flex;
  margin: 0;
  padding: 0;
  gap: 0.7rem 1.35rem;
  flex-wrap: wrap;
  list-style: none;
}

.argument-navigation a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 700;
}

.argument-navigation a::before {
  margin-right: 0.35rem;
  color: var(--accent);
  content: attr(data-number);
  font-variant-numeric: tabular-nums;
}

.argument-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  gap: 2rem;
  list-style: none;
}

.argument-item {
  min-width: 0;
  scroll-margin-top: 1rem;
}

.argument-item:last-child:nth-child(odd) {
  grid-column: 1 / -1;
}

.argument-card {
  display: flex;
  height: 100%;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-top: 0.45rem solid var(--accent);
  border-radius: var(--radius-medium);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.argument-image-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 7;
  background: var(--dark);
}

.argument-item:last-child:nth-child(odd) .argument-image-frame {
  aspect-ratio: 16 / 5;
}

.argument-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.03);
}

.argument-number {
  position: absolute;
  right: 1rem;
  bottom: 0.9rem;
  display: grid;
  width: 3.25rem;
  height: 3.25rem;
  place-items: center;
  border: 2px solid var(--page);
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  font-size: 0.88rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.argument-content {
  display: flex;
  min-width: 0;
  flex: 1;
  flex-direction: column;
  padding: clamp(1.35rem, 3vw, 2.25rem);
}

.claim-line {
  margin-bottom: 0.85rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.claim-label {
  display: block;
  margin-bottom: 0.15rem;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.claim-copy {
  font-weight: 650;
}

.evidence-copy {
  max-width: var(--text-width);
}

.evidence-copy p:last-child,
.why-block p,
.context-block p {
  margin-bottom: 0;
}

.why-block p,
.context-block p,
.sources ol {
  max-width: var(--text-width);
}

.why-block,
.context-block {
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  border-left: 0.28rem solid var(--accent);
  background: var(--surface-warm);
}

.context-block {
  border-left-color: var(--dark);
  background: #f4f1ed;
}

.sources {
  margin-top: 1.4rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.sources summary {
  min-height: 3.25rem;
  padding: 0.8rem 0;
  color: var(--accent);
  font-weight: 800;
  cursor: pointer;
}

.sources summary:hover {
  color: var(--accent-hover);
}

.sources ol {
  margin: 0 0 1.25rem;
  padding-left: 1.35rem;
}

.sources li + li {
  margin-top: 0.85rem;
}

.source-link {
  overflow-wrap: anywhere;
  font-weight: 700;
}

.source-locator {
  display: block;
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.5;
}

.argument-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1.25rem;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.card-report-link {
  flex: 0 0 auto;
  font-weight: 750;
}

.method-section {
  scroll-margin-top: 1rem;
  border-block: 0.5rem solid var(--accent-bright);
  background: var(--dark);
  color: var(--page);
}

.method-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 21rem);
  align-items: center;
  gap: clamp(3rem, 8vw, 8rem);
  padding-block: clamp(4rem, 8vw, 7rem);
}

.method-layout h2 {
  max-width: 14ch;
}

.method-layout p {
  max-width: var(--text-width);
  margin: 0;
  color: var(--dark-muted);
  font-size: 1.08rem;
}

.method-actions {
  display: grid;
  gap: 0.8rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1rem;
  border: 2px solid var(--accent-bright);
  border-radius: var(--radius-small);
  font-weight: 800;
  text-align: center;
  text-decoration: none;
}

.button-primary {
  background: var(--accent-bright);
  color: var(--dark);
}

.button-primary:hover {
  border-color: var(--page);
  background: var(--page);
  color: var(--dark);
}

.button-secondary {
  background: transparent;
  color: var(--page);
}

.button-secondary:hover {
  border-color: var(--page);
  color: var(--accent-bright);
}

.site-footer {
  background: var(--page);
}

.footer-layout {
  display: flex;
  min-height: 7rem;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.5rem;
  gap: 1.5rem 3rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-layout p {
  margin: 0;
}

.noscript-message {
  padding: 1rem;
  border-top: 3px solid var(--accent);
  background: var(--accent-soft);
  color: var(--ink);
  text-align: center;
}

.noscript-message p {
  margin: 0;
}

.content-error {
  padding-block: 4rem;
  font-size: 1.08rem;
  font-weight: 650;
}

@media (max-width: 56rem) {
  .hero,
  .method-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    align-items: start;
    gap: 2.5rem;
  }

  .hero-meta {
    max-width: 24rem;
  }

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

  .argument-item:last-child:nth-child(odd) {
    grid-column: auto;
  }

  .argument-item:last-child:nth-child(odd) .argument-image-frame {
    aspect-ratio: 16 / 7;
  }

  .method-actions {
    max-width: 24rem;
  }
}

@media (max-width: 44rem) {
  .container {
    width: min(calc(100% - 2rem), var(--container));
  }

  .site-nav {
    min-height: auto;
    align-items: flex-start;
    flex-direction: column;
    padding-block: 1.1rem;
    gap: 0.65rem;
  }

  .site-nav nav {
    width: 100%;
    justify-content: space-between;
    gap: 0.75rem;
  }

  .site-nav nav a {
    font-size: 0.85rem;
  }

  .hero {
    padding-block: 4rem;
  }

  .scope-layout {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .section-heading-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .sources-toggle {
    width: 100%;
  }

  .argument-navigation ol {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem 1rem;
  }

  .argument-content {
    padding: 1.25rem;
  }

  .argument-footer,
  .footer-layout {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 25rem) {
  h1 {
    font-size: 2.65rem;
  }

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

  .argument-footer {
    gap: 0.45rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (forced-colors: active) {
  .argument-card,
  .why-block,
  .context-block,
  .sources-toggle,
  .button {
    border: 2px solid CanvasText;
  }

  .argument-number {
    border: 2px solid CanvasText;
  }
}

@media print {
  :root {
    --page: #ffffff;
    --surface: #ffffff;
    --ink: #000000;
    --muted: #333333;
    --line: #777777;
  }

  .site-header,
  .method-section {
    border-color: #000000;
    background: #ffffff;
    color: #000000;
  }

  .site-nav,
  .sources-toggle,
  .argument-navigation,
  .argument-image-frame,
  .method-actions,
  .card-report-link,
  .site-footer {
    display: none !important;
  }

  .hero,
  .method-layout {
    display: block;
    padding-block: 1rem;
  }

  .hero-introduction,
  .method-layout p,
  .hero-meta {
    color: #000000;
  }

  .hero-meta span,
  .hero-meta a {
    color: #000000;
  }

  .argument-grid {
    display: block;
  }

  .argument-item {
    break-inside: avoid;
    margin-bottom: 1rem;
  }

  .argument-card {
    box-shadow: none;
  }

  details:not([open]) > *:not(summary) {
    display: block;
  }
}