:root {
  color-scheme: light;
  --ink: #171717;
  --muted: #6b6b6b;
  --line: #e8e8e8;
  --accent: #2f5d50;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: #fff;
}

body {
  min-height: 100vh;
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: Pretendard, "Noto Sans KR", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  line-height: 1.65;
}

a {
  color: inherit;
}

.shell {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.brand {
  font-size: 1.05rem;
  font-weight: 750;
  letter-spacing: -0.03em;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 22px;
}

nav a {
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
}

nav a:hover,
nav a[aria-current="page"] {
  color: var(--ink);
}

main {
  min-height: calc(100vh - 145px);
}

.hero,
.page {
  padding: clamp(88px, 16vw, 180px) 0;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.5rem, 8vw, 5.4rem);
  font-weight: 680;
  letter-spacing: -0.065em;
  line-height: 1.06;
}

.lede {
  max-width: 590px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.18rem);
  word-break: keep-all;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-size: 0.92rem;
  text-decoration: none;
}

.button.secondary {
  background: #fff;
  color: var(--ink);
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.55fr);
  gap: clamp(44px, 8vw, 100px);
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}

.content-grid h2 {
  margin: 0 0 12px;
  font-size: 1rem;
}

.content-grid p,
.details {
  margin: 0;
  color: var(--muted);
}

.details {
  display: grid;
  gap: 18px;
}

.details strong {
  display: block;
  color: var(--ink);
  font-size: 0.85rem;
}

footer {
  padding: 24px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
}

@media (max-width: 680px) {
  .shell {
    width: min(100% - 28px, 1080px);
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
    gap: 8px;
  }

  nav {
    gap: 16px;
  }

  .content-grid {
    grid-template-columns: 1fr;
  }
}