:root{--navy:#14213d;--blue:#1d4ed8;--blue2:#e8eefc;--fg:#1f2733;--mut:#5b6575;--line:#dfe4ec;--bg:#fff;--soft:#f5f7fb;--warn:#9a5b06;--warnbg:#fff6e6}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 "Malgun Gothic","Apple SD Gothic Neo","Noto Sans KR",sans-serif}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
header.top{position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:22px;height:64px}
.logo{font-weight:800;font-size:20px;color:var(--navy);letter-spacing:.5px;display:flex;align-items:center;gap:8px}
.logo i{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:6px;background:var(--navy);color:#fff;font-style:normal;font-size:13px}
nav.main{display:flex;gap:18px;margin-left:auto;flex-wrap:wrap}nav.main a{color:var(--fg);font-size:15px}nav.main a.on{color:var(--blue);font-weight:700}
.btn{display:inline-block;padding:11px 20px;border-radius:8px;border:1px solid var(--blue);background:var(--blue);color:#fff;font-weight:700;font-size:15px;cursor:pointer}
.btn:hover{text-decoration:none;filter:brightness(1.07)}.btn.ghost{background:#fff;color:var(--blue)}.btn[disabled],.btn.off{background:#c9cfda;border-color:#c9cfda;color:#fff;cursor:not-allowed}
.hero{background:linear-gradient(180deg,#f3f6fc,#fff);border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding:56px 20px}
.hero h1{font-size:40px;line-height:1.25;margin:0 0 14px;color:var(--navy)}.hero p.sub{font-size:18px;color:var(--mut);margin:0 0 24px}
.hero .cta{display:flex;gap:10px;flex-wrap:wrap}.hero img{width:100%;border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 30px rgba(20,33,61,.12)}
section{padding:56px 0}section.alt{background:var(--soft)}h2{font-size:28px;color:var(--navy);margin:0 0 8px}p.lead{color:var(--mut);margin:0 0 26px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid.c3{grid-template-columns:repeat(3,1fr)}.grid.c2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px}.card h3{margin:0 0 6px;font-size:17px;color:var(--navy)}.card p{margin:0;color:var(--mut);font-size:15px}
.step{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}.step img{width:100%;display:block;border-bottom:1px solid var(--line)}.step .t{padding:16px 18px}.step b{color:var(--blue)}
.price{border:1px solid var(--line);border-radius:12px;padding:26px;background:#fff}.price h3{margin:0;font-size:20px;color:var(--navy)}.price .amt{font-size:22px;font-weight:800;margin:12px 0;color:var(--fg)}.price ul{padding-left:18px;color:var(--mut);margin:0 0 18px}
.note{background:var(--warnbg);color:var(--warn);border:1px solid #f1d7a6;border-radius:8px;padding:12px 14px;font-size:14px}
.muted{color:var(--mut)}.small{font-size:14px}
details{border:1px solid var(--line);border-radius:8px;background:#fff;padding:14px 18px;margin-bottom:10px}summary{cursor:pointer;font-weight:700;color:var(--navy)}details p{margin:10px 0 0;color:var(--fg)}
table.info{border-collapse:collapse;width:100%;background:#fff}table.info th,table.info td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}table.info th{background:var(--soft);width:30%;font-weight:600}
code{background:var(--soft);border:1px solid var(--line);border-radius:4px;padding:1px 5px;font-size:13px;word-break:break-all}
footer{background:var(--navy);color:#cfd6e4;padding:36px 0;font-size:14px}footer a{color:#fff}footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
.draft{border:2px dashed #e0a43a;padding:14px 18px;border-radius:8px;background:var(--warnbg);color:var(--warn);margin-bottom:20px}
article.doc{max-width:860px}article.doc h2{font-size:22px;margin-top:28px}article.doc h3{font-size:17px}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr;padding:36px 16px}.hero h1{font-size:30px}.grid,.grid.c3,.grid.c2{grid-template-columns:1fr 1fr}footer .cols{grid-template-columns:1fr}}
@media (max-width:600px){.wrap{padding:0 16px}.grid,.grid.c3,.grid.c2{grid-template-columns:1fr}header.top .wrap{height:auto;padding:10px 16px;flex-wrap:wrap;gap:8px}nav.main{margin-left:0;gap:12px}section{padding:40px 0}h2{font-size:23px}}
@media (max-width:600px){header.top{position:static}}