:root{color-scheme:light dark;--paper:#f6f1e7;--ink:#302920;--muted:#6a6259;--line:#dcd4c6;--accent:#315d43}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.8}main,header,footer{max-width:800px;margin:auto;padding:28px}header{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line)}header a{text-decoration:none;font-weight:700}nav{display:flex;gap:16px}a{color:var(--accent);text-underline-offset:4px}h1{font-size:clamp(30px,6vw,48px);letter-spacing:-.04em;line-height:1.3;margin:28px 0 16px}h2{font-size:21px;margin:36px 0 8px}p{margin:8px 0 16px}.eyebrow{font-size:13px;color:var(--muted);letter-spacing:.1em}.lead{font-size:19px;color:var(--muted)}.card{padding:20px 24px;border:1px solid var(--line);border-radius:18px;margin:24px 0}footer{font-size:13px;color:var(--muted);border-top:1px solid var(--line)}.en{display:none}html[lang=en] .ko{display:none}html[lang=en] .en{display:block}button{font:inherit;color:var(--accent);border:0;background:none;cursor:pointer;padding:0}a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:5px}@media(prefers-color-scheme:dark){:root{--paper:#28231d;--ink:#eee7d6;--muted:#c4bbab;--line:#51483a;--accent:#a8ceb3}}@media(max-width:480px){main,header,footer{padding:22px}header{flex-wrap:wrap}}