:root {
  --color-paper: #EEE9DE;
  --color-ink: #25313B;
  --color-oxblood: #963F40;
  --color-graphite: #333538;
  --color-stone: #8A8984;
  --color-brass: #A68A5F;
  --color-paper-deep: #E3DCCD;
  --color-ink-soft: #1B242C;
  --color-focus: #A68A5F;
  --color-graphite-border: rgba(51, 53, 56, 0.25);
  --color-graphite-border-strong: rgba(51, 53, 56, 0.45);
  --color-ink-border: #25313B;
  --color-paper-text: #EEE9DE;
  --color-ink-text: #25313B;
  --color-graphite-text: #333538;
  --color-stone-text: #8A8984;
  --color-oxblood-text: #963F40;
  --color-brass-text: #A68A5F;
  --color-paper-deep-bg: #E3DCCD;
  --color-ink-soft-bg: #1B242C;
  --color-ink-bg: #25313B;
  --color-oxblood-bg: #963F40;
  --color-paper-bg: #EEE9DE;
  --color-focus-ring: #A68A5F;

  --font-heading: "Source Serif 4", "Noto Serif", Georgia, serif;
  --font-body: "Inter", "Noto Sans", system-ui, sans-serif;

  --text-display-size: clamp(2rem, 4vw + 0.75rem, 2.75rem);
  --text-display-line-height: 1.1;
  --text-display-weight: 600;
  --text-display-letter-spacing: -0.02em;

  --text-h1-size: clamp(1.75rem, 3vw + 0.5rem, 2.125rem);
  --text-h1-line-height: 1.15;
  --text-h1-weight: 600;
  --text-h1-letter-spacing: -0.01em;

  --text-h2-size: clamp(1.5rem, 2vw + 0.5rem, 1.625rem);
  --text-h2-line-height: 1.2;
  --text-h2-weight: 600;

  --text-h3-size: clamp(1.25rem, 1.5vw + 0.5rem, 1.25rem);
  --text-h3-line-height: 1.3;
  --text-h3-weight: 600;

  --text-h4-size: clamp(1.0625rem, 1vw + 0.5rem, 1.0625rem);
  --text-h4-line-height: 1.35;
  --text-h4-weight: 600;

  --text-body-large-size: 1.125rem;
  --text-body-large-line-height: 1.65;
  --text-body-large-weight: 400;

  --text-body-size: 1rem;
  --text-body-line-height: 1.65;
  --text-body-weight: 400;

  --text-small-size: 0.875rem;
  --text-small-line-height: 1.55;
  --text-small-weight: 400;

  --text-caption-size: 0.8125rem;
  --text-caption-line-height: 1.5;
  --text-caption-weight: 400;

  --text-label-size: 0.75rem;
  --text-label-line-height: 1.4;
  --text-label-weight: 600;
  --text-label-letter-spacing: 0.08em;

  --text-nav-size: 0.875rem;
  --text-nav-line-height: 1.4;
  --text-nav-weight: 500;

  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  --container-main-max: 1120px;
  --container-main-padding-desktop: 24px;
  --container-main-padding-mobile: 16px;
  --container-article-max: 720px;
  --container-article-rail: 240px;

  --radius-none: 0px;
  --radius-input: 2px;
  --radius-tag: 4px;

  --border-divider: 1px solid var(--color-graphite-border);
  --border-active: 1px solid var(--color-ink-border);
  --border-focus: 2px solid var(--color-focus-ring);

  --shadow-elevation-subtle: 0 1px 2px rgba(37, 49, 59, 0.08);

  --transition-drawer: 200ms ease-out;
  --transition-expand: 150ms ease-out;
  --transition-hover: 150ms ease-out;
}

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

* {
  margin: 0;
}

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

body {
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  font-weight: var(--text-body-weight);
  line-height: var(--text-body-line-height);
  color: var(--color-graphite-text);
  background-color: var(--color-paper-bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--color-ink-text);
  overflow-wrap: break-word;
  word-wrap: break-word;
}

h1 {
  font-size: var(--text-h1-size);
  line-height: var(--text-h1-line-height);
  font-weight: var(--text-h1-weight);
  letter-spacing: var(--text-h1-letter-spacing);
  margin-block-end: var(--space-lg);
}

h2 {
  font-size: var(--text-h2-size);
  line-height: var(--text-h2-line-height);
  font-weight: var(--text-h2-weight);
  margin-block-end: var(--space-md);
}

h3 {
  font-size: var(--text-h3-size);
  line-height: var(--text-h3-line-height);
  font-weight: var(--text-h3-weight);
  margin-block-end: var(--space-sm);
}

h4 {
  font-size: var(--text-h4-size);
  line-height: var(--text-h4-line-height);
  font-weight: var(--text-h4-weight);
  margin-block-end: var(--space-xs);
}

p {
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  font-weight: var(--text-body-weight);
  color: var(--color-graphite-text);
  margin-block-end: var(--space-md);
  overflow-wrap: break-word;
  word-wrap: break-word;
}

p:last-child {
  margin-block-end: 0;
}

a {
  color: var(--color-oxblood-text);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
  transition: color var(--transition-hover), text-decoration-color var(--transition-hover);
}

a:hover {
  color: var(--color-brass-text);
  text-decoration-color: var(--color-brass-text);
}

a:focus-visible {
  outline: var(--border-focus);
  outline-offset: 2px;
  border-radius: var(--radius-input);
}

ul,
ol {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-lg);
}

ul:last-child,
ol:last-child {
  margin-block-end: 0;
}

li {
  overflow-wrap: break-word;
  word-wrap: break-word;
}

blockquote {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-lg);
  border-inline-start: 2px solid var(--color-oxblood);
  color: var(--color-graphite-text);
  font-style: italic;
}

blockquote:last-child {
  margin-block-end: 0;
}

figure {
  margin-block-end: var(--space-md);
}

figure:last-child {
  margin-block-end: 0;
}

figcaption {
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-line-height);
  font-weight: var(--text-caption-weight);
  color: var(--color-stone-text);
  margin-block-start: var(--space-xs);
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

img {
  border-radius: var(--radius-none);
}

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

button {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  border-radius: var(--radius-input);
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: var(--border-focus);
  outline-offset: 2px;
}

input,
textarea,
select {
  border: 1px solid var(--color-graphite-border);
  border-radius: var(--radius-input);
  background-color: var(--color-paper-bg);
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  color: var(--color-ink-text);
  transition: border-color var(--transition-hover);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-stone-text);
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--color-ink-border);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

label {
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
  font-weight: var(--text-label-weight);
  color: var(--color-ink-text);
  display: block;
  margin-block-end: var(--space-2xs);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-block-end: var(--space-md);
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
}

table:last-child {
  margin-block-end: 0;
}

th,
td {
  text-align: start;
  padding: var(--space-xs) var(--space-sm);
  border-block-end: var(--border-divider);
}

th {
  font-weight: var(--text-label-weight);
  color: var(--color-ink-text);
  background-color: var(--color-paper-deep-bg);
}

hr {
  border: none;
  border-block-start: var(--border-divider);
  margin-block: var(--space-lg);
}

code,
pre,
kbd,
samp {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.875em;
}

pre {
  background-color: var(--color-paper-deep-bg);
  border: var(--border-divider);
  border-radius: var(--radius-input);
  padding: var(--space-md);
  overflow-x: auto;
  margin-block-end: var(--space-md);
}

pre:last-child {
  margin-block-end: 0;
}

code {
  background-color: var(--color-paper-deep-bg);
  padding: 0.125em 0.375em;
  border-radius: var(--radius-input);
}

pre code {
  background: none;
  padding: 0;
}

strong {
  font-weight: 600;
  color: var(--color-ink-text);
}

em {
  font-style: italic;
}

small {
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
}

mark {
  background-color: var(--color-brass);
  color: var(--color-ink-text);
  padding: 0.125em 0.25em;
  border-radius: var(--radius-input);
}

abbr[title] {
  text-decoration: underline dotted;
  text-underline-offset: 2px;
}

.container {
  max-width: var(--container-main-max);
  margin-inline: auto;
  padding-inline: var(--container-main-padding-desktop);
}

.container--article {
  max-width: var(--container-article-max);
}

.container--wide {
  max-width: var(--container-main-max);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  z-index: 10000;
  background-color: var(--color-ink-bg);
  color: var(--color-paper-text);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-input);
  font-size: var(--text-small-size);
  font-weight: var(--text-label-weight);
  text-decoration: none;
  transition: top var(--transition-hover);
}

.skip-link:focus {
  top: var(--space-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-ink-border);
  border-radius: var(--radius-input);
  background-color: var(--color-paper-bg);
  color: var(--color-ink-text);
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
  font-weight: var(--text-label-weight);
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-hover), border-color var(--transition-hover), color var(--transition-hover);
  min-height: 44px;
}

.btn:hover {
  background-color: var(--color-paper-deep-bg);
  border-color: var(--color-ink-border);
  color: var(--color-ink-text);
}

.btn:focus-visible {
  outline: var(--border-focus);
  outline-offset: 2px;
}

.btn--primary {
  background-color: var(--color-oxblood-bg);
  border-color: var(--color-oxblood);
  color: var(--color-paper-text);
}

.btn--primary:hover {
  background-color: #7d3435;
  border-color: #7d3435;
  color: var(--color-paper-text);
}

.btn--dark {
  background-color: var(--color-ink-bg);
  border-color: var(--color-ink-border);
  color: var(--color-paper-text);
}

.btn--dark:hover {
  background-color: var(--color-ink-soft-bg);
  border-color: var(--color-ink-border);
  color: var(--color-paper-text);
}

.btn--small {
  padding: var(--space-2xs) var(--space-sm);
  font-size: var(--text-label-size);
  min-height: 32px;
}

.tag {
  display: inline-block;
  padding: var(--space-2xs) var(--space-xs);
  border-radius: var(--radius-tag);
  background-color: var(--color-paper-deep-bg);
  color: var(--color-graphite-text);
  border: 1px solid var(--color-graphite-border);
  font-size: var(--text-label-size);
  line-height: var(--text-label-line-height);
  font-weight: var(--text-label-weight);
  text-transform: uppercase;
  letter-spacing: var(--text-label-letter-spacing);
  text-decoration: none;
}

.tag:hover {
  border-color: var(--color-ink-border);
  color: var(--color-ink-text);
}

.label {
  display: inline-block;
  font-size: var(--text-label-size);
  line-height: var(--text-label-line-height);
  font-weight: var(--text-label-weight);
  text-transform: uppercase;
  letter-spacing: var(--text-label-letter-spacing);
  color: var(--color-oxblood-text);
}

.label--stone {
  color: var(--color-stone-text);
}

.label--brass {
  color: var(--color-brass-text);
}

.card {
  background-color: var(--color-paper-bg);
  border: 1px solid var(--color-graphite-border);
  border-radius: var(--radius-none);
  padding: var(--space-lg);
  transition: border-color var(--transition-hover);
}

.card:hover {
  border-color: var(--color-ink-border);
}

.card > :last-child {
  margin-block-end: 0;
}

.panel {
  background-color: var(--color-paper-deep-bg);
  border: 1px solid var(--color-graphite-border);
  border-radius: var(--radius-none);
  padding: var(--space-lg);
}

.panel > :last-child {
  margin-block-end: 0;
}

.callout {
  background-color: var(--color-paper-deep-bg);
  border-inline-start: 2px solid var(--color-oxblood);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-none);
}

.callout > :last-child {
  margin-block-end: 0;
}

.callout .label {
  margin-block-end: var(--space-xs);
}

.pull-quote {
  background-color: var(--color-ink-bg);
  color: var(--color-paper-text);
  padding: var(--space-xl) var(--space-lg);
  border-radius: var(--radius-none);
  max-width: var(--container-article-max);
  margin-inline: auto;
  margin-block-end: var(--space-lg);
  position: relative;
}

.pull-quote::before {
  content: "\201C";
  font-family: var(--font-heading);
  font-size: 3rem;
  line-height: 1;
  color: var(--color-brass);
  position: absolute;
  top: var(--space-sm);
  left: var(--space-md);
}

.pull-quote blockquote {
  border: none;
  padding: 0;
  margin: 0;
  color: var(--color-paper-text);
  font-family: var(--font-heading);
  font-size: var(--text-h3-size);
  line-height: var(--text-h3-line-height);
  font-weight: 400;
  font-style: italic;
}

.pull-quote cite {
  display: block;
  margin-block-start: var(--space-md);
  font-family: var(--font-body);
  font-size: var(--text-small-size);
  font-style: normal;
  color: var(--color-stone-text);
}

.evidence-list {
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
  padding-inline-start: var(--space-lg);
}

.evidence-list::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 6px;
  width: 2px;
  background-color: var(--color-brass);
}

.evidence-list li {
  position: relative;
  padding-block-end: var(--space-md);
  padding-inline-start: var(--space-md);
}

.evidence-list li:last-child {
  padding-block-end: 0;
}

.evidence-list li::before {
  content: "";
  position: absolute;
  top: 0.4em;
  left: -4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-brass);
  border: 2px solid var(--color-paper-bg);
}

.evidence-list .label {
  display: block;
  margin-block-end: var(--space-2xs);
}

.divider {
  border: none;
  border-block-start: var(--border-divider);
  margin-block: var(--space-lg);
}

.divider--strong {
  border-block-start: 1px solid var(--color-graphite-border-strong);
}

.flex {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.flex > * {
  min-width: 0;
}

.flex--nowrap {
  flex-wrap: nowrap;
}

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

.flex--align-center {
  align-items: center;
}

.flex--align-start {
  align-items: flex-start;
}

.flex--align-end {
  align-items: flex-end;
}

.flex--justify-center {
  justify-content: center;
}

.flex--justify-between {
  justify-content: space-between;
}

.flex--justify-end {
  justify-content: flex-end;
}

.flex--gap-xs {
  gap: var(--space-xs);
}

.flex--gap-sm {
  gap: var(--space-sm);
}

.flex--gap-lg {
  gap: var(--space-lg);
}

.flex--gap-xl {
  gap: var(--space-xl);
}

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid > * {
  min-width: 0;
}

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

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

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid--auto {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.text-display {
  font-family: var(--font-heading);
  font-size: var(--text-display-size);
  line-height: var(--text-display-line-height);
  font-weight: var(--text-display-weight);
  letter-spacing: var(--text-display-letter-spacing);
  color: var(--color-ink-text);
}

.text-h1 {
  font-family: var(--font-heading);
  font-size: var(--text-h1-size);
  line-height: var(--text-h1-line-height);
  font-weight: var(--text-h1-weight);
  letter-spacing: var(--text-h1-letter-spacing);
  color: var(--color-ink-text);
}

.text-h2 {
  font-family: var(--font-heading);
  font-size: var(--text-h2-size);
  line-height: var(--text-h2-line-height);
  font-weight: var(--text-h2-weight);
  color: var(--color-ink-text);
}

.text-h3 {
  font-family: var(--font-heading);
  font-size: var(--text-h3-size);
  line-height: var(--text-h3-line-height);
  font-weight: var(--text-h3-weight);
  color: var(--color-ink-text);
}

.text-h4 {
  font-family: var(--font-heading);
  font-size: var(--text-h4-size);
  line-height: var(--text-h4-line-height);
  font-weight: var(--text-h4-weight);
  color: var(--color-ink-text);
}

.text-body-large {
  font-size: var(--text-body-large-size);
  line-height: var(--text-body-large-line-height);
  font-weight: var(--text-body-large-weight);
}

.text-body {
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  font-weight: var(--text-body-weight);
}

.text-small {
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
  font-weight: var(--text-small-weight);
}

.text-caption {
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-line-height);
  font-weight: var(--text-caption-weight);
  color: var(--color-stone-text);
}

.text-label {
  font-size: var(--text-label-size);
  line-height: var(--text-label-line-height);
  font-weight: var(--text-label-weight);
  text-transform: uppercase;
  letter-spacing: var(--text-label-letter-spacing);
}

.text-stone {
  color: var(--color-stone-text);
}

.text-graphite {
  color: var(--color-graphite-text);
}

.text-ink {
  color: var(--color-ink-text);
}

.text-oxblood {
  color: var(--color-oxblood-text);
}

.text-brass {
  color: var(--color-brass-text);
}

.text-paper {
  color: var(--color-paper-text);
}

.bg-paper {
  background-color: var(--color-paper-bg);
}

.bg-paper-deep {
  background-color: var(--color-paper-deep-bg);
}

.bg-ink {
  background-color: var(--color-ink-bg);
}

.bg-ink-soft {
  background-color: var(--color-ink-soft-bg);
}

.bg-oxblood {
  background-color: var(--color-oxblood-bg);
}

.border-divider {
  border: var(--border-divider);
}

.border-active {
  border: var(--border-active);
}

.radius-none {
  border-radius: var(--radius-none);
}

.radius-input {
  border-radius: var(--radius-input);
}

.radius-tag {
  border-radius: var(--radius-tag);
}

.shadow-subtle {
  box-shadow: var(--shadow-elevation-subtle);
}

.mt-2xs { margin-block-start: var(--space-2xs); }
.mt-xs { margin-block-start: var(--space-xs); }
.mt-sm { margin-block-start: var(--space-sm); }
.mt-md { margin-block-start: var(--space-md); }
.mt-lg { margin-block-start: var(--space-lg); }
.mt-xl { margin-block-start: var(--space-xl); }
.mt-2xl { margin-block-start: var(--space-2xl); }
.mt-3xl { margin-block-start: var(--space-3xl); }
.mt-4xl { margin-block-start: var(--space-4xl); }

.mb-2xs { margin-block-end: var(--space-2xs); }
.mb-xs { margin-block-end: var(--space-xs); }
.mb-sm { margin-block-end: var(--space-sm); }
.mb-md { margin-block-end: var(--space-md); }
.mb-lg { margin-block-end: var(--space-lg); }
.mb-xl { margin-block-end: var(--space-xl); }
.mb-2xl { margin-block-end: var(--space-2xl); }
.mb-3xl { margin-block-end: var(--space-3xl); }
.mb-4xl { margin-block-end: var(--space-4xl); }

.mx-auto {
  margin-inline: auto;
}

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

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

@media (max-width: 768px) {
  .container {
    padding-inline: var(--container-main-padding-mobile);
  }

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

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

  .flex--nowrap {
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  :root {
    --text-display-size: 1.75rem;
    --text-h1-size: 1.5rem;
    --text-h2-size: 1.375rem;
    --text-h3-size: 1.1875rem;
    --text-h4-size: 1.0625rem;
  }

  .flex {
    gap: var(--space-sm);
  }

  .flex--gap-lg {
    gap: var(--space-md);
  }

  .flex--gap-xl {
    gap: var(--space-lg);
  }
}