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

html {
  min-width: 20rem;
  scroll-behavior: smooth;
  background: var(--color-paper);
  color: var(--color-ink);
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 20rem;
  min-height: 100vh;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

img,
video {
  height: auto;
}

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

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

a {
  color: inherit;
  text-decoration-thickness: 0.075em;
  text-underline-offset: 0.18em;
}

button {
  border: 0;
}

[hidden] {
  display: none !important;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
dl,
dd,
figure,
blockquote,
fieldset {
  margin: 0;
}

ul,
ol {
  padding: 0;
}

fieldset {
  min-width: 0;
  padding: 0;
  border: 0;
}

::selection {
  background: var(--color-ink);
  color: var(--color-paper);
}

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  inset: var(--space-3) auto auto var(--space-3);
  z-index: calc(var(--z-modal) + 10);
  transform: translateY(-160%);
  padding: var(--space-3) var(--space-4);
  background: var(--color-ink);
  color: var(--color-paper);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: transform var(--motion-fast) var(--ease-ui);
}

.skip-link:focus-visible {
  transform: translateY(0);
  outline-color: var(--color-paper);
}

.l-container {
  width: min(calc(100% - (2 * var(--page-gutter))), var(--container-max));
  margin-inline: auto;
}

.l-reading {
  width: min(100%, var(--reading-max));
}

.l-grid {
  display: grid;
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
  gap: var(--grid-gap);
}

.section {
  padding-block: var(--section-space);
}

.section--compact {
  padding-block: var(--section-space-compact);
}

.section + .section,
.section + .section--compact,
.section--compact + .section,
.section--compact + .section--compact {
  border-top: 1px solid var(--color-line);
}

.surface-dark {
  background: var(--color-black);
  color: var(--color-on-dark);
}

.surface-muted {
  background: var(--color-mist);
}

/* Typography primitives */
.type-display-1,
.type-display-2,
.type-h2,
.type-h3,
.type-h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  text-wrap: balance;
}

.type-display-1 {
  font-size: var(--type-display-1);
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
}

.type-display-2 {
  font-size: var(--type-display-2);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.type-h2 {
  font-size: var(--type-h2);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.type-h3 {
  font-size: var(--type-h3);
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.type-h4 {
  font-size: var(--type-h4);
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.type-body-lg {
  font-size: clamp(1.125rem, 1.3vw, 1.25rem);
  line-height: 1.48;
  letter-spacing: -0.012em;
}

.type-body {
  font-size: var(--font-size-md);
  line-height: var(--leading-body);
}

.type-small {
  font-size: var(--font-size-sm);
  line-height: 1.45;
}

.type-meta,
.type-eyebrow {
  font-size: var(--font-size-2xs);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
}

.type-serif {
  font-family: var(--font-serif);
  font-weight: 400;
}

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

.section-label {
  display: inline-flex;
  gap: 0.5ch;
  align-items: baseline;
  color: var(--color-text-secondary);
  font-size: var(--font-size-2xs);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
}

.section-label__index {
  color: var(--color-ink);
}

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

@media (max-width: 37.4375rem) {
  body {
    font-size: 1rem;
  }

  .type-display-1 {
    line-height: 0.94;
    letter-spacing: -0.04em;
  }
}

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

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