@import url("https://fonts.googleapis.com/css2?family=DM+Serif+Display&family=Space+Grotesk:wght@400;500;600;700&display=swap");

:root {
  color-scheme: light;
  --color-ink: #20211f;
  --color-paper: #fffaf0;
  --color-surface: #ffffff;
  --color-mint: #e8f2eb;
  --color-mint-soft: var(--color-mint);
  --color-lavender: #d9d2f0;
  --color-sky: #b9d9ee;
  --color-butter: #f2dfa0;
  --color-peach: #efad7f;
  --color-sage: #dce5a6;
  --color-lilac: #e2c8e3;
  --color-aqua: #bfe1dc;
  --color-blue: #5577c6;
  --color-blue-dark: #36559e;
  --color-muted: #62665f;
  --syntax-comment: #5f6b66;
  --syntax-punctuation: #343632;
  --syntax-coral: #b23b18;
  --syntax-orange: #a44808;
  --syntax-ochre: #765900;
  --syntax-purple: #6539a5;
  --syntax-green: #187344;
  --syntax-teal: #08727a;
  --syntax-blue: #3157b7;
  --font-display: "DM Serif Display", Georgia, serif;
  --font-body: "Space Grotesk", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-code: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --radius-sm: 0.75rem;
  --radius-md: 1.25rem;
  --radius-lg: 2rem;
  --border: 2px solid var(--color-ink);
  --shadow: 6px 6px 0 var(--color-ink);
  --content-width: 72rem;
  --text-width: 68ch;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
}

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

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

a {
  color: var(--color-blue-dark);
  text-decoration-thickness: 0.12em;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 0.2em;
}

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

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

h1,
h2,
h3 {
  margin-block: 0 0.6em;
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.02;
  text-wrap: balance;
}

h1 {
  font-size: clamp(3rem, 8vw, 6.75rem);
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(2.1rem, 5vw, 4rem);
  letter-spacing: -0.025em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

p,
ul,
ol {
  margin-block: 0 1em;
}

.container {
  width: min(calc(100% - 2rem), var(--content-width));
  margin-inline: auto;
}

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: var(--space-4);
  left: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--color-ink);
  color: white;
  transform: translateY(-200%);
}

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

.site-header {
  background: var(--color-surface);
  border-bottom: var(--border);
}

.brand-row {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.brand {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  text-decoration: none;
}

.week-nav {
  overflow-x: auto;
  background: var(--color-mint);
  scrollbar-width: thin;
}

.week-nav ul {
  display: flex;
  width: max-content;
  min-width: 100%;
  margin: 0;
  padding: 0;
  justify-content: center;
  list-style: none;
}

.week-nav a {
  display: grid;
  min-height: 3.5rem;
  padding: var(--space-3) var(--space-5);
  place-items: center;
  color: var(--color-ink);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}

.week-nav a:hover,
.week-nav a[aria-current="page"] {
  background: var(--color-butter);
}

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(4rem, 10vw, 8rem);
  border-bottom: var(--border);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 52rem;
}

.hero::after {
  position: absolute;
  right: clamp(-5rem, 2vw, 2rem);
  bottom: -5rem;
  width: clamp(12rem, 30vw, 24rem);
  aspect-ratio: 1;
  border: var(--border);
  border-radius: 44% 56% 63% 37% / 42% 35% 65% 58%;
  background: var(--color-lavender);
  content: "";
  transform: rotate(12deg);
}

.eyebrow,
.tag-list > .tag {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  margin-bottom: var(--space-3);
}

.button {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border: var(--border);
  border-radius: 999px;
  background: var(--color-blue);
  box-shadow: 3px 3px 0 var(--color-ink);
  color: white;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  transition: box-shadow 180ms ease, transform 180ms ease;
}

.button:hover {
  box-shadow: 1px 1px 0 var(--color-ink);
  transform: translate(2px, 2px);
}

.section {
  padding-block: clamp(3.5rem, 8vw, 7rem);
}

.section--white {
  background: var(--color-surface);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  gap: var(--space-6);
}

.card {
  position: relative;
  display: flex;
  min-height: 19rem;
  padding: var(--space-6);
  flex-direction: column;
  border: var(--border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow);
  color: var(--color-ink);
  text-decoration: none;
  transition: box-shadow 180ms ease, transform 180ms ease;
}

.card:hover {
  box-shadow: 3px 3px 0 var(--color-ink);
  transform: translate(3px, 3px);
}

.card h3 {
  margin-top: auto;
}

.card--mint { background: var(--color-mint); }
.card--lavender { background: var(--color-lavender); }
.card--sky { background: var(--color-sky); }
.card--butter { background: var(--color-butter); }
.card--peach { background: #f3c7ac; }
.card--sage { background: var(--color-sage); }
.card--lilac { background: var(--color-lilac); }
.card--aqua { background: var(--color-aqua); }

.tag-list {
  display: flex;
  margin: var(--space-4) 0 0;
  padding: 0;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
}

.tag-list > .tag {
  padding: 0.25rem 0.65rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  background: rgb(255 255 255 / 55%);
}

.breadcrumb {
  padding-block: var(--space-5);
  font-size: 0.9rem;
}

.lesson-header,
.lesson-section {
  padding-block: clamp(3rem, 7vw, 6rem);
}

.lesson-section + .lesson-section {
  border-top: var(--border);
}

.toc,
.callout,
.demo {
  padding: var(--space-5);
  border: var(--border);
  border-radius: var(--radius-md);
}

.toc {
  background: var(--color-mint);
}

.example-grid {
  display: grid;
  gap: var(--space-5);
  margin-block: var(--space-6);
}

pre {
  max-width: 100%;
  margin: 0;
  padding: var(--space-5);
  overflow-x: auto;
  border: var(--border);
  border-radius: var(--radius-sm);
  background: #f6f3eb;
  box-shadow: 4px 4px 0 var(--color-lavender);
  tab-size: 2;
}

code {
  font-family: var(--font-code);
  font-size: 0.9em;
}

:not(pre) > code {
  padding: 0.1em 0.35em;
  border-radius: 0.3em;
  background: var(--color-lavender);
}

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

.callout {
  margin-block: var(--space-6);
  box-shadow: 4px 4px 0 var(--color-ink);
}

.callout--tip { background: var(--color-mint); }
.callout--note { background: var(--color-sky); }
.callout--warning { background: var(--color-butter); }

.pager {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  padding-block: var(--space-7);
  border-top: var(--border);
}

.pager a {
  padding: var(--space-5);
  border: var(--border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-ink);
  font-weight: 700;
  text-decoration: none;
}

.site-footer {
  padding-block: var(--space-7);
  border-top: var(--border);
  background: var(--color-butter);
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

details {
  margin-block: var(--space-4);
  padding: var(--space-4);
  border: var(--border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

summary {
  cursor: pointer;
  font-weight: 700;
}

@media (min-width: 48rem) {
  .example-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .pager a:last-child {
    text-align: right;
  }
}

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

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

/* Website-uitbreidingen */

body {
  overflow-x: hidden;
}

.portal-hero {
  padding-block: clamp(4rem, 10vw, 8rem);
  border-bottom: var(--border);
  background: var(--color-paper);
}

.portal-hero h1 span { color: #4f705d; }
.portal-hero p:last-child { max-width: 42rem; font-size: clamp(1.05rem, 2vw, 1.3rem); }
.portal-grid { display: grid; gap: var(--space-6); }
.course-card { min-height: 25rem; }
.course-card h2 { margin-top: auto; font-size: clamp(2rem, 4vw, 3.4rem); }
.course-card__icon {
  display: grid;
  width: 5.5rem;
  aspect-ratio: 1;
  margin-bottom: var(--space-5);
  place-items: center;
  border: var(--border);
  border-radius: 50%;
  background: rgb(255 255 255 / 72%);
  font-family: var(--font-code);
  font-size: 1.25rem;
  font-weight: 700;
}

.period-grid { display: grid; gap: var(--space-6); }
.period-card { min-height: 22rem; }
.period-card h2 { margin-top: auto; font-size: clamp(2rem, 4vw, 3.2rem); }
.nav-courses { margin-left: auto; }

.lesson-content .two-column {
  display: grid;
  gap: var(--space-5);
  margin-block: var(--space-6);
}

.lesson-content .step {
  margin-top: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-left: 4px solid var(--color-blue);
  background: rgb(255 255 255 / 60%);
}

.lesson-content .mistake-label {
  display: inline-block;
  margin: var(--space-4) 0 var(--space-2);
  padding: .2rem .65rem;
  border-radius: 999px;
  background: var(--color-butter);
  font-weight: 700;
}

.lesson-content .mistake-label--correct { background: var(--color-mint); }
.lesson-content blockquote { background: var(--color-mint); }

@media (min-width: 48rem) {
  .portal-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .period-grid, .lesson-content .two-column { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.course-label {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-label strong {
  color: var(--color-ink);
}

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

.site-search {
  position: relative;
  z-index: 20;
  display: flex;
  justify-content: flex-end;
  padding-bottom: var(--space-3);
}

.search-box {
  position: relative;
  width: min(100%, 28rem);
}

.search-box input {
  width: 100%;
  min-height: 2.7rem;
  padding: 0.55rem 2.7rem;
  border: 1px solid #8b8d87;
  border-radius: 999px;
  background: #fff;
  color: var(--color-ink);
  box-shadow: none;
  font-size: 0.9rem;
}

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

.search-icon {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 0.9rem;
  font-size: 1.2rem;
  line-height: 1;
  transform: translateY(-50%);
}

.search-shortcut {
  position: absolute;
  top: 50%;
  right: 0.75rem;
  display: grid;
  width: 1.5rem;
  aspect-ratio: 1;
  border: 1px solid var(--color-muted);
  border-radius: 0.35rem;
  color: var(--color-muted);
  font-size: 0.8rem;
  place-items: center;
  transform: translateY(-50%);
}

.search-results {
  position: absolute;
  top: calc(100% + 0.65rem);
  right: 0;
  left: 0;
  max-height: min(28rem, 65vh);
  margin: 0;
  padding: var(--space-2);
  overflow-y: auto;
  border: var(--border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: 7px 7px 0 var(--color-ink);
  list-style: none;
}

.search-results[hidden] {
  display: none;
}

.search-results a {
  display: flex;
  min-height: 3.5rem;
  padding: var(--space-3) var(--space-4);
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  text-decoration: none;
}

.search-results a:hover,
.search-results .is-active a {
  background: var(--color-mint);
}

.search-results a span {
  font-weight: 700;
}

.search-results small {
  flex: none;
  color: var(--color-muted);
}

.search-empty {
  padding: var(--space-4);
  color: var(--color-muted);
}

.nav-toggle {
  display: none;
  min-height: 2.75rem;
  padding: 0.5rem 1rem;
  border: var(--border);
  border-radius: 999px;
  background: var(--color-butter);
  color: var(--color-ink);
  font-weight: 700;
}

.week-nav .container {
  width: min(100%, var(--content-width));
}

.home-hero {
  position: relative;
  overflow: hidden;
  border-bottom: var(--border);
  background: var(--color-paper);
}

.home-hero__grid {
  display: grid;
  min-height: min(47rem, calc(100vh - 8.5rem));
  align-items: center;
  gap: var(--space-7);
  padding-block: clamp(4rem, 9vw, 8rem);
}

.home-hero__content {
  position: relative;
  z-index: 2;
}

.home-hero h1 span {
  position: relative;
  display: inline-block;
}

.home-hero h1 span::after {
  position: absolute;
  right: 0;
  bottom: -0.08em;
  left: 0;
  height: 0.16em;
  border-radius: 50%;
  background: var(--color-butter);
  content: "";
  transform: rotate(-2deg);
}

.hero-copy {
  max-width: 42rem;
  margin-block: var(--space-6);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.hero-art {
  position: relative;
  min-height: 20rem;
}

.hero-art::before,
.hero-art::after {
  position: absolute;
  content: "";
}

.hero-art::before {
  inset: 5% 8% 12% 0;
  border: var(--border);
  border-radius: 42% 58% 36% 64% / 55% 38% 62% 45%;
  background: var(--color-mint);
  box-shadow: 10px 10px 0 var(--color-ink);
  transform: rotate(-5deg);
}

.hero-art::after {
  right: 0;
  bottom: 0;
  width: 9rem;
  aspect-ratio: 1;
  background: var(--color-sky);
  clip-path: polygon(50% 0, 61% 34%, 85% 15%, 66% 39%, 100% 50%, 66% 61%, 85% 85%, 61% 66%, 50% 100%, 39% 66%, 15% 85%, 34% 61%, 0 50%, 34% 39%, 15% 15%, 39% 34%);
}

.code-sticker,
.css-sticker {
  position: absolute;
  z-index: 1;
  display: grid;
  border: var(--border);
  box-shadow: 5px 5px 0 var(--color-ink);
  place-items: center;
  font-family: var(--font-code);
  font-weight: 700;
}

.code-sticker {
  top: 18%;
  left: 12%;
  width: 9rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--color-lavender);
  font-size: 2rem;
  transform: rotate(8deg);
}

.css-sticker {
  right: 12%;
  bottom: 20%;
  padding: 1.3rem 1.8rem;
  border-radius: var(--radius-sm);
  background: var(--color-peach);
  font-size: 1.2rem;
  transform: rotate(-7deg);
}

.section-heading {
  max-width: 42rem;
  margin-bottom: var(--space-7);
}

.section-heading > p:last-child {
  font-size: 1.1rem;
}

.week-card {
  min-height: 0;
  padding: 0;
  overflow: hidden;
}

.week-card:hover {
  box-shadow: var(--shadow);
  transform: none;
}

.week-card[open] {
  box-shadow: 3px 3px 0 var(--color-ink);
  transform: translate(3px, 3px);
}

.week-card summary {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 11rem;
  padding: var(--space-5) var(--space-5) 3.75rem;
  align-items: center;
  caret-color: transparent;
  cursor: pointer;
  color: var(--color-ink);
  list-style: none;
  user-select: none;
}

.week-card summary::-webkit-details-marker {
  display: none;
}

.week-card__number {
  position: absolute;
  top: 0.65rem;
  right: 1rem;
  z-index: 0;
  color: rgb(32 33 31 / 18%);
  font-family: var(--font-display);
  font-size: 4.5rem;
  line-height: 1;
}

.week-card__summary {
  position: relative;
  z-index: 1;
  display: grid;
  min-width: 0;
  gap: 0.15rem;
  color: var(--color-ink);
}

.week-card__summary .eyebrow {
  margin: 0;
  color: var(--color-ink);
}

.week-card__summary strong {
  display: block;
  max-width: 100%;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-weight: 400;
  line-height: 1.1;
  color: var(--color-ink);
  hyphens: auto;
  overflow-wrap: anywhere;
}

.week-card__topics {
  display: block;
  max-width: 100%;
  margin-top: 0.25rem;
  color: #363833;
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.45;
  overflow-wrap: anywhere;
  white-space: normal;
}

.week-card__toggle {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  width: 0.85rem;
  height: 0.85rem;
  border-right: 3px solid var(--color-ink);
  border-bottom: 3px solid var(--color-ink);
  transform: translateX(-50%) rotate(45deg);
  transition: transform 180ms ease;
}

.week-card[open] .week-card__toggle {
  transform: translateX(-50%) rotate(225deg);
}

.week-card__details {
  padding: 0 var(--space-5) var(--space-5);
  border-top: 1px solid rgb(32 33 31 / 35%);
  background: rgb(255 255 255 / 62%);
  color: var(--color-ink);
}

.week-card__details > p {
  margin-top: var(--space-5);
  color: var(--color-ink);
  font-size: 1rem;
  line-height: 1.65;
}

.week-card .tag-list > .tag {
  background: rgb(255 255 255 / 88%);
  color: var(--color-ink);
}

.card-link {
  display: inline-flex;
  min-height: 2.75rem;
  margin-top: var(--space-4);
  padding: 0.55rem 1rem;
  align-items: center;
  gap: var(--space-2);
  border: var(--border);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-ink);
  font-weight: 700;
  text-decoration: none;
}

.usage {
  border-top: var(--border);
  background: var(--color-lavender);
}

.usage__grid {
  display: grid;
  gap: var(--space-7);
}

.usage__steps ul {
  margin: 0;
  padding: 0;
  counter-reset: usage;
  list-style: none;
}

.usage__steps li {
  position: relative;
  min-height: 3.5rem;
  margin-bottom: var(--space-4);
  padding: var(--space-4) var(--space-4) var(--space-4) 4.5rem;
  border: var(--border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  counter-increment: usage;
}

.usage__steps li::before {
  position: absolute;
  top: 50%;
  left: var(--space-4);
  display: grid;
  width: 2.25rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--color-ink);
  color: white;
  content: counter(usage);
  place-items: center;
  transform: translateY(-50%);
}

.footer-brand {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 2rem;
  text-decoration: none;
}

.site-footer p {
  margin: 0;
}

.lesson-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3rem, 8vw, 6rem);
  border-block: var(--border);
  background: var(--color-lavender);
}

.week-2 .lesson-hero,
.week-6 .lesson-hero { background: var(--color-mint); }
.week-4 .lesson-hero,
.week-7 .lesson-hero { background: var(--color-sky); }
.week-5 .lesson-hero { background: var(--color-butter); }

.lesson-hero::after {
  position: absolute;
  right: -3rem;
  bottom: -5rem;
  width: 15rem;
  aspect-ratio: 1;
  border: var(--border);
  border-radius: 50%;
  background: rgb(255 255 255 / 45%);
  content: "";
}

.lesson-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-6);
}

.lesson-hero h1 {
  max-width: 14ch;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
}

.lesson-hero .tag-list {
  align-self: end;
}

.lesson-content {
  padding-block: clamp(3rem, 8vw, 7rem);
}

.lesson-content > * {
  max-width: var(--text-width);
  margin-inline: auto;
}

.lesson-content > h2 {
  max-width: var(--text-width);
  margin-top: clamp(4rem, 8vw, 7rem);
  padding-top: var(--space-5);
  border-top: var(--border);
  scroll-margin-top: 8rem;
}

.lesson-content > h2:first-child {
  margin-top: 0;
  border-top: 0;
}

.lesson-content h3 {
  margin-top: var(--space-6);
}

.heading-link {
  margin-left: 0.25em;
  color: var(--color-blue);
  font-family: var(--font-body);
  font-size: 0.45em;
  text-decoration: none;
  vertical-align: middle;
  opacity: 0;
}

h2:hover .heading-link,
.heading-link:focus {
  opacity: 1;
}

.lesson-content > h2#lesdoelen + ul,
.lesson-content > h2#kort-onthouden + ul {
  padding: var(--space-5) var(--space-5) var(--space-3) 3rem;
  border: var(--border);
  border-radius: var(--radius-md);
  background: var(--color-mint-soft);
  box-shadow: 5px 5px 0 var(--color-ink);
}

.lesson-content > h2#inhoudsopgave + ul {
  display: grid;
  padding: var(--space-5);
  gap: var(--space-2);
  border: var(--border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  list-style: none;
}

.lesson-content > h2#paginanavigatie + ul {
  display: grid;
  max-width: var(--content-width);
  padding: var(--space-6) 0 0;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--space-4);
  border-top: var(--border);
  list-style: none;
}

.lesson-content > h2#paginanavigatie + ul a {
  display: block;
  height: 100%;
  padding: var(--space-5);
  border: var(--border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-ink);
  font-weight: 700;
  text-decoration: none;
}

.lesson-content table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
}

.lesson-content th,
.lesson-content td {
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-ink);
  text-align: left;
}

.lesson-content th {
  background: var(--color-mint);
}

.code-example {
  position: relative;
  max-width: var(--text-width);
  margin: var(--space-6) auto;
}

.copy-button {
  position: absolute;
  z-index: 2;
  top: var(--space-3);
  right: var(--space-3);
  min-height: 2.25rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--color-ink);
  border-radius: 999px;
  background: var(--color-butter);
  color: var(--color-ink);
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
}

.code-example pre {
  padding-top: 4rem;
}

/* Prism-kleurrollen, afgestemd op het pastelpalet van de HTML/CSS-cheatsheet. */
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: var(--syntax-comment);
}

.token.punctuation {
  color: var(--syntax-punctuation);
}

.token.namespace {
  opacity: 0.8;
}

.token.tag,
.token.attr-name,
.token.deleted {
  color: var(--syntax-coral);
}

.token.boolean,
.token.number,
.token.function {
  color: var(--syntax-orange);
}

.token.property,
.token.class-name,
.token.constant,
.token.symbol {
  color: var(--syntax-ochre);
}

.token.selector,
.token.important,
.token.atrule,
.token.keyword,
.token.builtin {
  color: var(--syntax-purple);
}

.token.string,
.token.char,
.token.attr-value,
.token.regex,
.token.variable,
.token.inserted {
  color: var(--syntax-green);
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
  color: var(--syntax-teal);
}

.token.function-name {
  color: var(--syntax-blue);
}

@media (min-width: 52rem) {
  .home-hero__grid {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .usage__grid,
  .lesson-hero__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 47.99rem) {
  .brand-row {
    flex-wrap: wrap;
  }

  .course-label {
    order: 3;
    width: 100%;
    margin-top: -1rem;
    padding-bottom: var(--space-3);
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
  }

  .week-nav {
    display: none;
  }

  .week-nav.is-open {
    display: block;
  }

  .week-nav ul {
    width: 100%;
    padding-block: var(--space-2);
    flex-direction: column;
  }

  .week-nav a {
    justify-content: start;
  }

  .hero-art {
    min-height: 16rem;
  }

  .week-card summary {
    min-height: 10rem;
    padding: var(--space-5) var(--space-5) 3.75rem;
  }

  .week-card__number {
    right: var(--space-4);
    font-size: 3.5rem;
  }

  .search-shortcut {
    display: none;
  }

  .search-box input {
    padding-right: 1.2rem;
  }

  .search-box {
    width: 100%;
  }
}