:root {
  color-scheme: light;
  --background: #f4f2ec;
  --surface: #ffffff;
  --ink: #162520;
  --muted: #52615c;
  --accent: #287560;
  --line: #d9ded9;
}

* {
  box-sizing: border-box;
}

html {
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--background);
  color: var(--ink);
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.site-header,
main,
footer {
  width: min(72rem, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  min-height: 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--ink);
  font-size: 1.3rem;
  font-weight: 750;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.status,
.eyebrow {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero {
  padding-block: clamp(5rem, 12vw, 10rem);
  max-width: 54rem;
}

h1 {
  max-width: 11ch;
  margin: 1rem 0 1.5rem;
  font-size: clamp(3.5rem, 10vw, 7.5rem);
  line-height: 0.9;
  letter-spacing: -0.07em;
}

.intro {
  max-width: 43rem;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.15rem, 2.5vw, 1.55rem);
  line-height: 1.55;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-bottom: 5rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: var(--line);
}

.principles article {
  min-height: 13rem;
  padding: 1.75rem;
  background: var(--surface);
}

h2 {
  margin: 0 0 3rem;
  font-size: 1.2rem;
}

.principles p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

footer {
  min-height: 6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 44rem) {
  .principles {
    grid-template-columns: 1fr;
  }

  .principles article {
    min-height: auto;
  }

  h2 {
    margin-bottom: 1rem;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }
}

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