:root {
  --brand: #0e9f8e;
  --accent: #f5a53a;
  --fg: #1c2321;
  --muted: #5b6663;
  --bg: #ffffff;
  --card: #f4f8f7;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e8eeec;
    --muted: #9aa6a3;
    --bg: #0f1413;
    --card: #18201e;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.6;
}

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

.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px;
}

.nav { padding-top: 24px; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  text-decoration: none;
}

.hero { padding: 96px 0 64px; }

.hero h1 {
  font-size: clamp(2rem, 6vw, 3.25rem);
  line-height: 1.2;
  margin: 0 0 20px;
}

.hero em {
  font-style: normal;
  color: var(--brand);
}

.hero p {
  max-width: 560px;
  color: var(--muted);
  font-size: 1.125rem;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  padding-bottom: 96px;
}

.features article {
  background: var(--card);
  border-radius: 12px;
  padding: 24px;
}

.features h2 {
  font-size: 1.125rem;
  margin: 0 0 8px;
}

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

.foot {
  padding-bottom: 32px;
  color: var(--muted);
  font-size: 0.875rem;
}