@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css');
:root{--navy:#1F4E79;--navy2:#163a5c;--red:#C00000;--ink:#1a1a1a;--sub:#5a5a5a;--line:#e3e8ee;--bg2:#f4f7fa;--max:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Pretendard,"Malgun Gothic","Meiryo",sans-serif;color:var(--ink);line-height:1.7;font-size:16px;word-break:keep-all;background:#fff}
a{color:var(--navy);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
header.top{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo img{height:34px;display:block}
nav.gnb{display:flex;gap:28px;align-items:center}
nav.gnb a{color:var(--ink);font-weight:600;font-size:16px}
nav.gnb a.on{color:var(--navy)}
.lang{font-size:13px;color:var(--sub);margin-left:12px}.lang a{color:var(--sub);margin-left:6px}.lang a.on{color:var(--navy);font-weight:700}
.menu-btn{display:none;background:none;border:0;font-size:26px;cursor:pointer}
.hero{background:linear-gradient(120deg,var(--navy2),var(--navy) 60%,#2e6da4);color:#fff;padding:96px 0 88px}
.hero small{letter-spacing:.2em;font-weight:700;opacity:.8}
.hero h1{font-size:44px;line-height:1.3;margin:12px 0 16px}
.hero p{font-size:18px;opacity:.9;max-width:720px}
.btn{display:inline-block;padding:12px 26px;border-radius:4px;font-weight:700;background:var(--red);color:#fff}.btn:hover{text-decoration:none;opacity:.92}
.btn.ghost{background:transparent;border:1px solid #fff;margin-left:8px}
section.blk{padding:72px 0}section.blk.alt{background:var(--bg2)}
.eyebrow{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.15em;color:var(--sub)}
.eyebrow:before{content:"";width:10px;height:10px;background:var(--red);display:inline-block}
h2.tt{font-size:30px;margin:8px 0 28px}
.grid{display:grid;gap:20px}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{border:1px solid var(--line);background:#fff;border-radius:6px;overflow:hidden;display:flex;flex-direction:column}
.card a.cover{display:block;aspect-ratio:4/3;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:12px}
.card a.cover img{max-height:100%;object-fit:contain}
.card .bd{padding:16px 18px}.card h3{font-size:17px;margin:0 0 6px}.card p{margin:0;color:var(--sub);font-size:14px}
.card.big{padding:28px}.card.big h3{font-size:22px}
.subvis{background:var(--navy);color:#fff;padding:48px 0}.subvis h1{margin:0;font-size:32px}.subvis .crumb{font-size:13px;opacity:.75}
.layout{display:grid;grid-template-columns:220px 1fr;gap:40px;padding:48px 0 80px}
aside.lnb a{display:block;padding:10px 12px;border-bottom:1px solid var(--line);color:var(--ink)}aside.lnb a.on{color:var(--navy);font-weight:700;border-left:3px solid var(--red)}
.content table{border-collapse:collapse;width:100%;margin:12px 0}.content th,.content td{border:1px solid var(--line);padding:8px 10px;font-size:14px;vertical-align:top}.content th{background:var(--bg2)}
.content h2{font-size:22px;border-bottom:2px solid var(--line);padding-bottom:6px;margin-top:36px}.content h3{font-size:18px}
.tblwrap{overflow-x:auto}
.prod-top{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:24px}
.prod-top .main-img{border:1px solid var(--line);padding:16px;display:flex;align-items:center;justify-content:center;min-height:300px}
.prod-top h1{font-size:28px;margin:0 0 12px}
.list{border-top:2px solid var(--ink)}.list a.row{display:flex;justify-content:space-between;gap:16px;padding:16px 4px;border-bottom:1px solid var(--line);color:var(--ink)}.list .d{color:var(--sub);font-size:14px;white-space:nowrap}
.files a{display:inline-block;margin:4px 8px 4px 0;padding:6px 12px;border:1px solid var(--line);border-radius:4px;font-size:14px}
form.contact{display:grid;gap:14px;max-width:720px}form.contact label{font-weight:600;font-size:14px}form.contact input,form.contact textarea,form.contact select{width:100%;padding:10px 12px;border:1px solid #c9d2dc;border-radius:4px;font:inherit}
footer.ft{background:#10263b;color:#c6d0da;font-size:14px;padding:40px 0}footer.ft b{color:#fff}footer.ft a{color:#c6d0da}
@media(max-width:900px){nav.gnb{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;padding:12px 20px;border-bottom:1px solid var(--line);gap:12px;align-items:flex-start}nav.gnb.open{display:flex}.menu-btn{display:block}.g3,.g4{grid-template-columns:repeat(2,1fr)}.g2,.layout,.prod-top{grid-template-columns:1fr}aside.lnb{display:none}.hero h1{font-size:30px}}
@media(max-width:520px){.g3,.g4{grid-template-columns:1fr}}