:root {
  color-scheme: dark light;
  --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;
  --radius-1: 0.5rem;
  --radius-2: 1rem;
  --page: #111117;
  --surface: #191925;
  --surface-strong: #212133;
  --text: #f2f2f8;
  --muted: #c7c7d8;
  --accent: #b694ec;
  --accent-fill: #6d28d9;
  --accent-ink: #ffffff;
  --line: #6a6a7e;
  --focus: #eab654;
  --danger: #ff9d9d;
  --content: 64rem;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

@media (prefers-color-scheme: light) {
  :root {
    --page: #fafaff;
    --surface: #ffffff;
    --surface-strong: #f2f2f8;
    --text: #13131b;
    --muted: #4f4f61;
    --accent: #5c22b8;
    --accent-fill: #6d28d9;
    --accent-ink: #ffffff;
    --line: #77778a;
    --focus: #7a4c00;
    --danger: #8f1e1a;
  }
}

* {
  box-sizing: border-box;
}

html {
  background: var(--page);
  scroll-padding-top: var(--space-4);
}

body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-size: 1rem;
}

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

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
  text-decoration-thickness: 0.1em;
}

a:hover {
  text-decoration-thickness: 0.16em;
}

a:focus-visible {
  outline: 0.2rem solid var(--focus);
  outline-offset: 0.2rem;
  border-radius: var(--space-1);
}

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

h1,
h2,
h3 {
  line-height: 1.15;
  text-wrap: balance;
}

h1 {
  max-width: 22ch;
  margin-bottom: var(--space-5);
  font-size: clamp(2.25rem, 6vw, 4rem);
  letter-spacing: -0.035em;
}

h2 {
  margin-bottom: var(--space-3);
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: -0.025em;
}

h3 {
  margin-bottom: var(--space-2);
  font-size: 1.15rem;
}

p,
li {
  max-width: 70ch;
}

code {
  overflow-wrap: anywhere;
  font-family: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;
  font-size: 0.95em;
  font-weight: 700;
}

.shell {
  width: min(100% - var(--space-6), var(--content));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 10;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border: 0.15rem solid var(--focus);
  border-radius: var(--radius-1);
  background: var(--page);
  color: var(--text);
  transform: translateY(-200%);
}

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

.masthead {
  padding-block: var(--space-4);
  border-bottom: 0.1rem solid var(--line);
}

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

.site-name {
  margin-bottom: 0;
  font-size: 1.25rem;
  font-weight: 800;
}

.lede {
  max-width: 54ch;
  margin-bottom: var(--space-4);
  color: var(--muted);
  font-size: clamp(1.1rem, 2.5vw, 1.3rem);
}

.origin-warning,
.disclosure {
  padding: var(--space-5);
  border: 0.1rem solid var(--line);
  border-radius: var(--radius-2);
  background: var(--surface);
}

.origin-warning h3,
.disclosure h3 {
  font-size: 1.15rem;
}

.origin-warning p,
.disclosure p,
.action-row span {
  color: var(--muted);
}

.origin-warning p:last-child,
.disclosure p:last-child {
  margin-bottom: 0;
}

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

.section-nav a,
.project-links a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  border: 0.1rem solid transparent;
  border-radius: var(--radius-1);
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.section-nav a:hover,
.project-links a:hover {
  border-color: var(--accent);
}

.section {
  padding-block: var(--space-7);
}

.section-tinted {
  border-block: 0.1rem solid var(--line);
  background: var(--surface);
}

.section-heading {
  margin-bottom: var(--space-6);
}

.section-heading > :last-child {
  margin-bottom: 0;
}

.section-heading p {
  color: var(--muted);
}

.card-grid,
.link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  gap: var(--space-4);
}

.card,
.link-grid > a,
.route {
  padding-block: var(--space-4);
  border-bottom: 0.1rem solid var(--line);
}

.card p,
.demo figcaption,
.link-grid span,
.route span {
  color: var(--muted);
}

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

.route-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.route-card a {
  margin-top: auto;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  margin-top: var(--space-6);
  margin-bottom: 0;
}

.button {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-4);
  border: 0.1rem solid var(--accent-fill);
  border-radius: var(--radius-1);
  background: var(--accent-fill);
  color: var(--accent-ink);
  font-weight: 800;
  text-align: center;
  text-decoration: none;
}

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

.demo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-7);
  max-width: 60rem;
  margin-inline: auto;
}

.demo {
  margin: 0;
}

.demo img {
  border: 0.1rem solid var(--line);
  border-radius: var(--radius-1);
  background: var(--page);
}

.demo figcaption {
  margin-top: var(--space-3);
}

.origin-warning {
  margin-top: var(--space-6);
  margin-bottom: 0;
  border-color: var(--focus);
}

.origin-warning code {
  color: var(--text);
  font-size: clamp(1rem, 4vw, 1.25rem);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(16rem, 1.1fr);
  gap: var(--space-6);
  align-items: start;
}

.route-list {
  display: grid;
  gap: var(--space-3);
}

.route,
.link-grid > a {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  color: var(--text);
  text-decoration: none;
}

.route:hover,
.link-grid > a:hover {
  border-color: var(--accent);
}

.security-route {
  border-color: var(--danger) !important;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.section-compact {
  padding-block: var(--space-5);
}

.section-compact .section-heading {
  margin-bottom: var(--space-3);
}

.section-compact h2 {
  font-size: 1.15rem;
}

.footer {
  padding-block: var(--space-6);
  border-top: 0.1rem solid var(--line);
  background: var(--page);
  color: var(--muted);
}

.footer .shell {
  display: grid;
  gap: var(--space-4);
}

.footer p {
  margin-bottom: 0;
}

.footer a + a {
  margin-left: var(--space-3);
}

@media (max-width: 42rem) {
  .shell {
    width: min(100% - var(--space-5), var(--content));
  }

  .section {
    padding-block: var(--space-6);
  }

  .split {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .section-nav li,
  .section-nav a {
    width: auto;
  }

  .action-row,
  .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}

@media (forced-colors: active) {
  .origin-warning,
  .disclosure,
  .section-nav a,
  .project-links a,
  .card,
  .demo,
  .demo img,
  .link-grid > a,
  .route,
  .button {
    border-color: CanvasText;
    background: Canvas;
    color: CanvasText;
    forced-color-adjust: auto;
  }

  .button:focus-visible,
  a:focus-visible {
    outline-color: Highlight;
  }

  .security-route {
    border-style: double;
  }
}