:root {
  --bg: #fafaf8;
  --text: #1f1f1f;
  --muted: #6b6b6b;
  --line: #e4e4e0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161616;
    --text: #ececec;
    --muted: #9a9a9a;
    --line: #2c2c2c;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 17px;
  line-height: 1.8;
  word-break: keep-all;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 96px 24px 64px;
}

header {
  margin-bottom: 64px;
}

h1 {
  margin: 0 0 8px;
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0;
  color: var(--muted);
}

section {
  padding: 32px 0;
  border-top: 1px solid var(--line);
}

h2 {
  margin: 0 0 12px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--muted);
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

li {
  display: flex;
  gap: 24px;
}

.year {
  flex: 0 0 3.5rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

a {
  color: inherit;
  text-underline-offset: 3px;
}

footer {
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 480px) {
  body {
    font-size: 16px;
  }

  main {
    padding-top: 64px;
  }

  h1 {
    font-size: 1.8rem;
  }
}