@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css");

:root {
  color-scheme: light dark;
  --bg: #f5f5f7;
  --fg: #1d1d1f;
  --muted: #6e6e73;
  --card: #ffffff;
  --line: rgba(0, 0, 0, 0.1);
  --accent: #007aff;
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --fg: #f5f5f7;
    --muted: #a1a1a6;
    --card: #1c1c1e;
    --line: rgba(255, 255, 255, 0.16);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: Pretendard;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.page {
  width: min(760px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 56px 0 72px;
}

.center-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 40px 20px;
}

.center-card {
  width: min(360px, 100%);
  text-align: center;
}

.site-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 56px;
}

.brand {
  color: var(--fg);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: flex-end;
  font-size: 14px;
}

.hero {
  margin-bottom: 34px;
}

.eyebrow {
  color: var(--muted);
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 10px;
}

h1 {
  margin: 0;
  font-size: 40px;
  line-height: 1.1;
  letter-spacing: 0;
}

h2 {
  margin: 32px 0 10px;
  font-size: 22px;
  line-height: 1.25;
  letter-spacing: 0;
}

h3 {
  margin: 22px 0 8px;
  font-size: 17px;
  line-height: 1.3;
}

p,
li {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.58;
}

p {
  margin: 0 0 12px;
}

ul {
  margin: 0;
  padding-left: 22px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
  margin: 16px 0;
}

.meta {
  color: var(--muted);
  font-size: 14px;
  margin-top: 12px;
}

.footer {
  border-top: 1px solid var(--line);
  margin-top: 42px;
  padding-top: 18px;
  color: var(--muted);
  font-size: 13px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  font-weight: 700;
}

.button:hover {
  text-decoration: none;
}

@media (max-width: 560px) {
  .page {
    width: min(100% - 32px, 760px);
    padding-top: 32px;
  }

  .site-nav {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 40px;
  }

  .nav-links {
    justify-content: flex-start;
  }

  h1 {
    font-size: 34px;
  }
}