:root {
  --bg: #f3f1ea;
  --ink: #1a1916;
  --muted: #5e5a52;
  --line: #d9d3c7;
  --paper: #fffcf7;
  --mark: #c4006a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    linear-gradient(180deg, #ebe6db 0, transparent 14rem),
    var(--bg);
  color: var(--ink);
  font-family: "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  line-height: 1.6;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 3.25rem 1.25rem 4.5rem;
}

.kicker {
  margin: 0 0 0.45rem;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

h1 {
  margin: 0 0 0.9rem;
  font-size: clamp(2.5rem, 8vw, 3.75rem);
  font-weight: 760;
  letter-spacing: -0.04em;
}

.lede {
  margin: 0 0 1.75rem;
  font-size: 1rem;
}

.stack {
  margin: 0 0 1.5rem;
  padding: 1.15rem 1.15rem 0.85rem;
  background: var(--paper);
  border: 1px solid var(--line);
}

.part {
  display: grid;
  grid-template-columns: 4.75rem 1fr;
  gap: 0.75rem;
  align-items: center;
  margin: 0;
  font-size: 1rem;
}

.part i {
  display: block;
  height: 2.35rem;
  background: var(--ink);
}

.part.final i { height: 1.35rem; }

.gap {
  margin: 0.2rem 0 0.2rem 5.5rem;
  color: var(--muted);
  font-size: 0.75rem;
}

.baseline {
  margin: 0.85rem 0 0;
  padding-top: 0.45rem;
  border-top: 2px solid var(--mark);
  color: var(--mark);
  font-size: 0.75rem;
}

nav {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

nav a {
  display: block;
  padding: 0.9rem 1rem;
  color: inherit;
  text-decoration: none;
  background: var(--paper);
  border: 1px solid var(--line);
}

nav a:hover,
nav a:focus-visible {
  border-color: var(--ink);
  outline: none;
}

h2 {
  margin: 0 0 0.55rem;
  font-size: 1rem;
}

ul {
  margin: 0 0 0.8rem;
  padding-left: 1.15rem;
}

section p,
footer p {
  margin: 0;
}

footer {
  margin-top: 2.25rem;
  color: var(--muted);
  font-size: 1rem;
}

@media (max-width: 540px) {
  main { padding-top: 2.25rem; }
  .part { grid-template-columns: 4.25rem 1fr; }
  .gap { margin-left: 5rem; }
}