@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;700&family=Noto+Serif+KR:wght@700&display=swap");
:root{--bg:#F6FAF7;--surface:#fff;--ink:#16302A;--muted:#55706A;--brand:#2F6B54;--tint:#E3F0E8;--line:#D6E6DC}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Noto Sans KR",system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);line-height:1.75;-webkit-font-smoothing:antialiased}
html[lang=en] .ko,html[lang=ko] .en{display:none!important}
a{color:var(--brand)}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}
nav{border-bottom:1px solid var(--line);background:rgba(246,250,247,.9)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;color:var(--ink)}
.brand img{width:30px;height:30px}
.lang{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:4px 12px;font:inherit;font-size:.85rem;cursor:pointer;color:var(--ink)}
.doc{padding:48px 20px 64px}
.doc h1{font-family:"Noto Serif KR",Georgia,serif;font-size:2rem;margin-bottom:8px}
.doc h2{font-size:1.1rem;margin:32px 0 8px}
.doc p,.doc li{color:var(--muted);margin-bottom:10px}
.doc ul{padding-left:20px}
.meta{font-size:.9rem}
.btn{display:inline-block;padding:12px 24px;border-radius:999px;background:var(--brand);color:#fff!important;text-decoration:none;font-weight:500}
.contact{margin:22px 0 8px}
.hint{font-size:.9rem}
details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:500}
details p{margin:10px 0 0}
.links{margin-top:28px}
footer{padding:28px 0;font-size:.88rem;color:var(--muted);border-top:1px solid var(--line)}
footer a{color:var(--muted)}