:root {
  --bg: #f6f3ee;
  --ink: #1c1a16;
  --muted: #6b655c;
  --line: #ddd6cb;
  --accent: #2f4f4a;
  --max: 42rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  font-size: 1.125rem;
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--ink);
}

.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  max-width: calc(var(--max) + 4rem);
  margin: 0 auto;
  padding: 1.5rem 1.5rem 0;
}

.mark {
  color: var(--ink);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1;
  text-decoration: none;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.15rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

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

main {
  max-width: calc(var(--max) + 4rem);
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.hero {
  padding: 5.5rem 0 4rem;
  border-bottom: 1px solid var(--line);
}

h1 {
  margin: 0;
  font-size: clamp(2.4rem, 6vw, 3.4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

section {
  padding: 2.75rem 0;
  border-bottom: 1px solid var(--line);
}

h2 {
  margin: 0 0 0.85rem;
  font-size: 1.15rem;
  font-weight: 600;
}

footer {
  max-width: calc(var(--max) + 4rem);
  margin: 0 auto;
  padding: 1.5rem;
  color: var(--muted);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.8rem;
}

footer p {
  margin: 0;
}

@media (max-width: 640px) {
  .hero {
    padding: 3.5rem 0 2.75rem;
  }

  section {
    padding: 2rem 0;
  }
}