:root {
  --ink: #0c1014;
  --paper: #ece8e1;
  --accent: #2d7a72;
  --stone: #9a948a;
  --mass: 1.15rem;
  --wide: 38rem;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: Georgia, "Times New Roman", serif;
  font-size: var(--mass);
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
}

header,
main,
footer {
  width: min(100% - 2rem, var(--wide));
  margin-inline: auto;
}

header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-block: 1.5rem 2rem;
}

.mark {
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.02em;
}

nav {
  display: flex;
  gap: 1rem;
}

nav a[aria-current="page"] {
  text-decoration-thickness: 2px;
}

main {
  flex: 1;
}

h1 {
  font-size: 1.65rem;
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 1rem;
}

p {
  margin: 0 0 1rem;
}

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

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

footer {
  padding-block: 2.5rem 1.5rem;
  color: var(--stone);
  font-size: 0.95rem;
}