:root{color-scheme:light dark;--bg:#F4F7FB;--fg:#191F28;--sub:#6B7684;--card:#fff;--line:#E5E8EB;--accent:#1B72F7}
@media (prefers-color-scheme:dark){:root{--bg:#17171C;--fg:#E9EBEE;--sub:#98A1AD;--card:#22232A;--line:#2A2B33;--accent:#4593FC}}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,"Pretendard","Apple SD Gothic Neo","Noto Sans KR",sans-serif;background:var(--bg);color:var(--fg);line-height:1.6}
main{max-width:680px;margin:0 auto;padding:64px 24px 96px}
h1{font-size:32px;margin:0 0 6px;letter-spacing:-.5px}h2{font-size:20px;margin:40px 0 12px}
.sub{color:var(--sub);margin:0 0 36px}
a{color:var(--accent)}
.card{display:flex;gap:16px;align-items:center;padding:18px;border:1px solid var(--line);border-radius:18px;background:var(--card);text-decoration:none;color:inherit}
.card:hover{border-color:var(--accent)}
.icon{width:56px;height:56px;border-radius:14px;background:var(--accent);flex:none;display:flex;align-items:center;justify-content:center}
.card b{display:block;font-size:17px}.card span{color:var(--sub);font-size:14px}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;padding:14px 22px;border-radius:14px;font-weight:700}
ul{padding-left:20px;margin:0 0 32px}li{margin:6px 0}
footer{margin-top:56px;padding-top:20px;border-top:1px solid var(--line);font-size:14px;color:var(--sub)}footer a{color:inherit}