:root {
  color-scheme: light;
  --text: #111318;
  --muted: #62656d;
  --accent: #111111;
  --primary: #111111;
  --surface: #111111;
  --background: #ffffff;
  --rule: #e5e5e7;
  --radius: 1.25rem;
  --body-font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --heading-font: "Segoe UI", "Gill Sans", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-padding-block: 2rem;
}

body {
  margin: 0;
  min-width: 0;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background: var(--background);
  color: var(--text);
  font-family: var(--body-font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-underline-offset: 0.25em;
  text-decoration-thickness: 1px;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 5px;
}

::selection {
  background: var(--surface);
  color: var(--background);
}

.page-width {
  width: min(76rem, calc(100% - 5rem));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  padding: 0.75rem 1rem;
  transform: translateY(-200%);
  border: 1px solid var(--primary);
  background: var(--background);
  color: var(--text);
}

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

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--rule);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-family: var(--heading-font);
  font-size: 1.125rem;
  font-weight: 650;
  letter-spacing: -0.035em;
  text-decoration: none;
}

.header-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-shrink: 0;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 0.875rem;
  font-weight: 600;
}

.preview-label {
  margin: 0;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--rule);
  border-radius: 0.5rem;
  color: var(--muted);
  font-size: 0.75rem;
}

main {
  flex: 1;
  display: grid;
  align-items: center;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  align-items: center;
  gap: clamp(2.5rem, 5vw, 5rem);
  padding-block: clamp(3.5rem, 7vw, 7rem);
}

.hero-copy {
  min-width: 0;
}

h1 {
  max-width: 12ch;
  margin: 0;
  color: var(--primary);
  font-family: var(--heading-font);
  font-size: clamp(3.25rem, 5.7vw, 5.5rem);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -0.06em;
  text-wrap: balance;
  overflow-wrap: break-word;
}

.introduction {
  margin: 1.75rem 0 1rem;
  font-family: var(--heading-font);
  font-size: clamp(1.375rem, 2.1vw, 1.75rem);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.025em;
}

.description {
  max-width: 48ch;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

.direction-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.75rem;
  min-height: 48px;
  max-width: 100%;
  margin-top: 2rem;
  padding: 0.875rem 1.125rem;
  border: 1px solid var(--primary);
  border-radius: 0.625rem;
  background: var(--surface);
  color: var(--background);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 150ms ease, color 150ms ease;
}

.direction-link:hover {
  background: var(--background);
  color: var(--primary);
}

.direction-link span {
  font-size: 1.25rem;
  line-height: 1;
}

.direction-image {
  min-width: 0;
  margin: 0;
  scroll-margin-block: 2rem;
  border-radius: var(--radius);
}

.direction-image img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  border-radius: var(--radius);
}

.direction-image figcaption {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.8125rem;
  letter-spacing: 0.015em;
}

.site-footer {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--rule);
  font-size: 0.8125rem;
}

.site-footer p {
  margin: 0;
}

.footer-identity {
  font-weight: 600;
}

.design-credit {
  color: var(--muted);
}

.design-credit a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--text);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  min-height: 44px;
  margin-left: auto;
}

@media (max-width: 60rem) {
  .hero {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  h1 {
    max-width: 14ch;
    font-size: clamp(3.25rem, 8vw, 5.5rem);
  }

  .description {
    max-width: 58ch;
  }

  .direction-image {
    width: 100%;
    max-width: 40rem;
    justify-self: end;
  }
}

@media (max-width: 40rem) {
  .page-width {
    width: calc(100% - 2.5rem);
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.5rem;
    padding-block: 1rem;
  }

  .header-links {
    width: 100%;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
  }

  .hero {
    padding-block: 3rem;
  }

  h1 {
    font-size: clamp(2.75rem, 11vw, 4.25rem);
  }

  .site-footer {
    align-items: flex-start;
    column-gap: 1rem;
    row-gap: 0.5rem;
  }

  .footer-identity {
    flex-basis: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .direction-link {
    transition: none;
  }
}