:root {
  --background: oklch(0.985 0.003 250);
  --foreground: oklch(0.21 0.02 252);
  --card: oklch(1 0 0);
  --primary: oklch(0.62 0.16 240);
  --primary-foreground: oklch(0.99 0.005 250);
  --muted-foreground: oklch(0.5 0.015 252);
  --hairline: oklch(0.21 0.02 252 / 12%);
  --radius: 0.5rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: oklch(0.175 0.018 252);
    --foreground: oklch(0.97 0.005 250);
    --card: oklch(0.222 0.02 252);
    --primary: oklch(0.74 0.15 235);
    --primary-foreground: oklch(0.17 0.03 250);
    --muted-foreground: oklch(0.69 0.017 250);
    --hairline: oklch(1 0 0 / 8%);
  }

  .wordmark {
    filter: invert(1) hue-rotate(180deg);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}

a {
  color: var(--primary);
}

.page-container {
  max-width: 68rem;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
}

.site-header {
  border-bottom: 1px solid var(--hairline);
}

.site-footer {
  margin-top: 4rem;
  border-top: 1px solid var(--hairline);
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

nav {
  display: flex;
  gap: 1.5rem;
}

nav a {
  color: inherit;
  text-decoration: none;
}

nav a:hover {
  color: var(--primary);
}

.wordmark {
  height: 2.5rem;
  width: auto;
}

.hero {
  padding-top: 5rem;
  padding-bottom: 3rem;
}

.eyebrow {
  margin: 0;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
}

h1 {
  max-width: 20ch;
  margin: 1.25rem 0 0;
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: clamp(2.25rem, 6vw, 3.6rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.lead {
  max-width: 38rem;
  margin: 1.5rem 0 0;
  font-size: 1.125rem;
  color: var(--muted-foreground);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.button {
  display: inline-block;
  padding: 0.7rem 1.25rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  color: var(--foreground);
  font-weight: 500;
  text-decoration: none;
}

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

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

.cards {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  padding-top: 2rem;
}

.cards article {
  padding: 1.5rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--card);
}

.cards h2 {
  margin: 0 0 0.5rem;
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 1.25rem;
}

.cards p {
  margin: 0 0 1rem;
  color: var(--muted-foreground);
}