:root {
  --text: #202124;
  --muted: #5f6368;
  --border: #dadce0;
  --surface: #f8f9fa;
  --accent: #1a73e8;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, "Noto Sans KR", sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.7;
}
.container { max-width: 900px; margin: 0 auto; padding: 0 24px; }
header {
  border-bottom: 1px solid var(--border);
  background: #fff;
}
.nav {
  height: 76px; display: flex; align-items: center; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 22px; }
.brand img { width: 42px; height: 42px; object-fit: contain; }
nav a { color: var(--muted); text-decoration: none; margin-left: 22px; font-size: 14px; }
nav a:hover { color: var(--text); }
.hero { padding: 80px 0 72px; text-align: center; background: linear-gradient(#fff, #f8fbff); }
.hero img { width: min(280px, 70vw); height: auto; }
.hero h1 { font-size: 52px; margin: 20px 0 12px; letter-spacing: -1.5px; }
.hero p { max-width: 650px; margin: 0 auto; color: var(--muted); font-size: 19px; }
.badge {
  display: inline-block; margin-top: 24px; padding: 8px 14px; border-radius: 999px;
  background: #eef3fd; color: #174ea6; font-size: 14px; font-weight: 600;
}
section { padding: 56px 0; }
h2 { font-size: 30px; margin: 0 0 18px; letter-spacing: -.5px; }
h3 { margin-top: 30px; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.card {
  border: 1px solid var(--border); border-radius: 16px; padding: 24px; background: #fff;
}
.card h3 { margin: 0 0 8px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); }
ul { padding-left: 22px; }
.notice {
  background: var(--surface); border-left: 4px solid var(--accent);
  padding: 18px 20px; border-radius: 8px; margin: 24px 0;
}
footer { border-top: 1px solid var(--border); padding: 28px 0; color: var(--muted); font-size: 14px; }
footer a { color: inherit; }
.policy { padding: 56px 0 80px; }
.policy h1 { font-size: 40px; margin-bottom: 8px; }
.updated { color: var(--muted); font-size: 14px; margin-bottom: 36px; }
@media (max-width: 680px) {
  .grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 40px; }
  nav a { margin-left: 10px; }
  .brand { font-size: 19px; }
}