:root {
  --color-ink: #191A1D;
  --color-paper: #ECE7DE;
  --color-cue: #A33E42;
  --color-slate: #4F5961;
  --color-ash: #A6A8A6;
  --color-brass: #B8884F;

  --font-heading: "Playfair Display", serif;
  --font-body: "Source Serif 4", serif;

  --text-display-size: clamp(2.5rem, 6vw, 4rem);
  --text-display-leading: 1.05;
  --text-display-tracking: -0.02em;

  --text-h1-size: clamp(2rem, 4vw, 3rem);
  --text-h1-leading: 1.1;
  --text-h1-tracking: -0.01em;

  --text-h2-size: clamp(1.5rem, 3vw, 2rem);
  --text-h2-leading: 1.2;
  --text-h2-tracking: 0;

  --text-h3-size: clamp(1.25rem, 2vw, 1.5rem);
  --text-h3-leading: 1.3;
  --text-h3-tracking: 0;

  --text-body-large-size: 1.25rem;
  --text-body-large-leading: 1.6;
  --text-body-large-tracking: 0;

  --text-body-size: 1.0625rem;
  --text-body-leading: 1.65;
  --text-body-tracking: 0;

  --text-caption-size: 0.875rem;
  --text-caption-leading: 1.4;
  --text-caption-tracking: 0.01em;

  --text-label-size: 0.75rem;
  --text-label-leading: 1.2;
  --text-label-tracking: 0.08em;

  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --space-3xl: 6.5rem;
  --space-4xl: 9rem;

  --container-max: 80rem;
  --container-gutter: 5vw;
  --reading-measure: 42.5rem;

  --radius-0: 0;
  --radius-2: 2px;

  --border-width: 1px;
  --border-style: solid;
  --border-color: var(--color-slate);

  --focus-outline-width: 2px;
  --focus-outline-offset: 2px;
  --focus-outline-color: var(--color-cue);

  --transition-fast: 150ms ease-out;
  --transition-medium: 200ms ease-out;
  --transition-slow: 400ms ease-out;

  --overlay-hero: rgba(25, 26, 29, 0.1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--color-ink);
  color: var(--color-paper);
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  line-height: var(--text-body-leading);
  letter-spacing: var(--text-body-tracking);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

a {
  color: var(--color-paper);
  text-decoration: none;
  transition: color var(--transition-medium);
}

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-paper);
  overflow-wrap: break-word;
}

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

h2 {
  font-size: var(--text-h2-size);
  line-height: var(--text-h2-leading);
  letter-spacing: var(--text-h2-tracking);
  margin-block-end: var(--space-sm);
}

h3 {
  font-size: var(--text-h3-size);
  line-height: var(--text-h3-leading);
  letter-spacing: var(--text-h3-tracking);
  margin-block-end: var(--space-xs);
}

h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-paper);
  margin-block-end: var(--space-xs);
}

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

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

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

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-leading);
  letter-spacing: var(--text-caption-tracking);
  color: var(--color-slate);
  margin-block-start: var(--space-xs);
}

small {
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-leading);
  letter-spacing: var(--text-caption-tracking);
  color: var(--color-slate);
}

strong {
  font-weight: 700;
}

em {
  font-style: italic;
}

hr {
  border: none;
  border-block-start: var(--border-width) var(--border-style) var(--color-slate);
  margin-block: var(--space-lg);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-gutter);
}

.reading-container {
  width: 100%;
  max-width: var(--reading-measure);
  margin-inline: auto;
  padding-inline: var(--container-gutter);
}

.section-label {
  display: inline-block;
  font-size: var(--text-label-size);
  line-height: var(--text-label-leading);
  letter-spacing: var(--text-label-tracking);
  text-transform: uppercase;
  color: var(--color-cue);
  margin-block-end: var(--space-xs);
}

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

.surface-paper h1,
.surface-paper h2,
.surface-paper h3,
.surface-paper h4,
.surface-paper h5,
.surface-paper h6 {
  color: var(--color-ink);
}

.surface-paper a {
  color: var(--color-ink);
}

.surface-paper a:hover {
  color: var(--color-cue);
}

.surface-paper small,
.surface-paper figcaption {
  color: var(--color-slate);
}

.surface-paper .section-label {
  color: var(--color-cue);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-xs) var(--space-md);
  border: var(--border-width) var(--border-style) var(--color-slate);
  border-radius: var(--radius-0);
  background-color: var(--color-ink);
  color: var(--color-paper);
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  line-height: var(--text-body-leading);
  letter-spacing: var(--text-body-tracking);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.button:hover {
  background-color: var(--color-cue);
  border-color: var(--color-cue);
  color: var(--color-paper);
}

.button-primary {
  background-color: var(--color-cue);
  border-color: var(--color-cue);
  color: var(--color-paper);
}

.button-primary:hover {
  background-color: var(--color-paper);
  border-color: var(--color-paper);
  color: var(--color-ink);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: var(--focus-outline-width) solid var(--focus-outline-color);
  outline-offset: var(--focus-outline-offset);
}

.link-underline {
  position: relative;
  display: inline-block;
}

.link-underline::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-brass);
  transition: width var(--transition-medium);
}

.link-underline:hover::after {
  width: 100%;
}

.search-input {
  width: 100%;
  min-height: 44px;
  padding: var(--space-xs) var(--space-sm);
  border: var(--border-width) var(--border-style) var(--color-slate);
  border-radius: var(--radius-2);
  background-color: var(--color-ink);
  color: var(--color-paper);
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  line-height: var(--text-body-leading);
  letter-spacing: var(--text-body-tracking);
  transition: border-color var(--transition-medium);
}

.search-input::placeholder {
  color: var(--color-ash);
}

.search-input:focus {
  border-color: var(--color-cue);
  outline: none;
}

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

@media (max-width: 48rem) {
  :root {
    --container-gutter: 1.25rem;
    --space-3xl: 4.5rem;
    --space-4xl: 6.5rem;
  }
}

@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;
  }
}