:root{--red:#e7131a;--red-d:#c40f15;--ink:#2b2b2d;--gray:#414143;--mute:#5c5c60;--line:#e3e3e3;--soft:#f6f7fb;--w:1200px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Pretendard","Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;font-size:16px;line-height:1.7;color:var(--ink);background:#fff;word-break:keep-all;overflow-wrap:break-word}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.35;margin:0;color:var(--ink);letter-spacing:-.01em}
h1{font-size:clamp(28px,3.2vw,38px);font-weight:800}
h2{font-size:clamp(21px,2.1vw,26px);font-weight:700}
h3{font-size:17px;font-weight:700}
p{margin:0 0 12px}
.wrap{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px 12px;z-index:100}.skip:focus{left:8px}
:focus-visible{outline:3px solid #1a5fd0;outline-offset:2px}

/* header */
.hd{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);border-top:3px solid var(--red)}
.hd-in{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:18px;color:var(--ink)}
.nav{display:flex;align-items:center;gap:4px}
.nav a{padding:8px 14px;font-size:15px;font-weight:600;color:var(--gray);text-decoration:none;border-bottom:2px solid transparent}
.nav a:hover{color:var(--red)}
.nav a.is-active{color:var(--red);border-bottom-color:var(--red)}
.nav a.is-cta{background:var(--red);color:#fff;border-radius:4px;margin-left:10px;border-bottom:0;padding:9px 18px}
.nav a.is-cta:hover{background:var(--red-d);color:#fff}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:4px;padding:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger i{display:block;width:20px;height:2px;background:var(--ink)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 26px;background:var(--red);color:#fff;font-size:15px;font-weight:700;text-decoration:none;border-radius:4px;border:2px solid var(--red)}
.btn:hover{background:var(--red-d);border-color:var(--red-d)}
.btn.ghost{background:#fff;color:var(--ink);border-color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.inv{background:#fff;color:var(--red);border-color:#fff}
.btn.inv:hover{background:transparent;color:#fff}
.more{font-size:15px;font-weight:700;color:var(--red);text-decoration:none;white-space:nowrap}
.more:after{content:" →"}
.more:hover{text-decoration:underline}
.fine{font-size:14px;color:var(--mute)}

/* hero */
.hero{position:relative;min-height:540px;display:flex;align-items:flex-end;background:#d9d9dc}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 78%}
.hero-in{position:relative;padding-bottom:0}
.hero-panel{background:#fff;max-width:560px;padding:36px 40px 40px;margin-bottom:-1px;border-top:4px solid var(--red)}
.eyebrow{font-size:14px;font-weight:700;color:var(--red);margin:0 0 8px}
.hero-lead{font-size:16px;color:var(--gray);margin:16px 0 22px}
.hero-act{display:flex;gap:10px;flex-wrap:wrap}

/* sections */
.sec{padding-block:64px}
.soft{background:var(--soft)}
.sec-hd{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:22px}
.split{display:grid;grid-template-columns:5fr 6fr;gap:56px;align-items:start}
.split-a h2{margin-bottom:16px}
.kv{width:100%;border-collapse:collapse;border-top:2px solid var(--ink)}
.kv caption{text-align:left;font-weight:700;font-size:15px;padding:0 0 10px}
.kv th,.kv td{text-align:left;padding:12px 8px;border-bottom:1px solid var(--line);font-size:15px;vertical-align:top}
.kv th{width:34%;color:var(--mute);font-weight:600}
.checks{list-style:none;margin:22px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 48px}
.checks li{padding:16px 0 16px 34px;border-bottom:1px solid var(--line);position:relative;display:flex;flex-direction:column;gap:2px}
.checks li:before{content:"";position:absolute;left:4px;top:22px;width:12px;height:7px;border-left:3px solid var(--red);border-bottom:3px solid var(--red);transform:rotate(-45deg)}
.checks b{font-size:16px}.checks span{font-size:15px;color:var(--gray)}

/* tables */
.tbl-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:15px;border-top:2px solid var(--ink)}
.tbl th,.tbl td{padding:13px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl thead th{background:var(--soft);font-size:14px;color:var(--gray)}
.tbl tbody th{font-weight:700;white-space:nowrap}
.tbl a{color:var(--red);text-decoration:none}.tbl a:hover{text-decoration:underline}

/* steps */
.steps{list-style:none;margin:8px 0 14px;padding:0;display:grid;grid-template-columns:repeat(5,1fr);position:relative;counter-reset:s}
.steps:before{content:"";position:absolute;left:10%;right:10%;top:17px;height:2px;background:var(--line)}
.steps li{position:relative;text-align:center;padding:0 10px;counter-increment:s}
.steps li:before{content:counter(s);display:flex;align-items:center;justify-content:center;width:36px;height:36px;margin:0 auto 12px;border-radius:50%;background:#fff;border:2px solid var(--red);color:var(--red);font-weight:800;font-size:15px;position:relative;z-index:1}
.steps li:last-child:before{background:var(--red);color:#fff}
.steps b{display:block;font-size:16px;margin-bottom:4px}.steps span{font-size:14px;color:var(--gray);display:block}

/* feature */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.feature.rev .feature-tx{order:0}
.feature-img img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:2px}
.feature-tx h2{margin-bottom:16px}
.rows{margin:0 0 12px}
.rows>div{display:grid;grid-template-columns:90px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}
.rows.wide>div{grid-template-columns:260px 1fr;gap:32px}
.rows dt{font-weight:700;color:var(--ink)}.rows dd{margin:0;font-size:15px;color:var(--gray)}
.rows a{color:var(--red);font-weight:600;text-decoration:none;white-space:nowrap}.rows a:hover{text-decoration:underline}
.rows{border-top:2px solid var(--ink)}
.ul{margin:0 0 12px;padding-left:20px}.ul li{margin:4px 0;font-size:15px}
.links{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:20px}
.links h3{font-size:15px;color:var(--mute);border-bottom:2px solid var(--ink);padding-bottom:8px;margin-bottom:6px}
.links ul{list-style:none;margin:0;padding:0}.links li{border-bottom:1px solid var(--line)}
.links a{display:flex;justify-content:space-between;padding:11px 0;font-size:15px;font-weight:600;text-decoration:none}
.links a:after{content:"→";color:var(--red)}.links a:hover{color:var(--red)}

/* faq */
.faq-grp{border-top:2px solid var(--ink);margin:0 0 28px}
.faq-grp h2{font-size:20px;padding:16px 0 10px;border-bottom:1px solid var(--line)}
details{border-bottom:1px solid var(--line)}
summary{list-style:none;cursor:pointer;padding:15px 36px 15px 4px;position:relative}
summary::-webkit-details-marker{display:none}
summary h3{font-size:16px;font-weight:600;display:inline;margin:0}
summary:after{content:"+";position:absolute;right:8px;top:10px;font-size:24px;line-height:1.3;color:var(--red);font-weight:400}
details[open] summary:after{content:"−"}
details[open] summary h3{color:var(--red)}
details p{padding:0 36px 16px 4px;margin:0;font-size:15px;color:var(--gray)}

/* cta */
.cta{background:var(--red);color:#fff}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:40px;padding-bottom:40px}
.cta h2{color:#fff;margin-bottom:4px}.cta p{margin:0;font-size:15px}

/* subpage */
.band{height:260px;overflow:hidden;background:#d9d9dc}
.band img{width:100%;height:100%;object-fit:cover;object-position:center 45%}
.page{padding-top:18px;padding-bottom:72px}
.crumb{font-size:14px;color:var(--mute);margin-bottom:22px;display:flex;gap:8px;flex-wrap:wrap}
.crumb a{text-decoration:none}.crumb a:hover{color:var(--red)}
.art-hd{max-width:820px;margin-bottom:28px;border-left:4px solid var(--red);padding-left:20px}
.lead{font-size:17px;color:var(--gray);margin:12px 0 0}
.art-body{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start}
.prose,.art-body>*{min-width:0}
.prose h2{margin:36px 0 14px;padding-top:6px}.prose h2:first-child{margin-top:0}
.prose h3{margin:22px 0 8px}
.prose p,.prose li{font-size:16px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 14px}.prose li{margin:5px 0}
.prose table{margin:6px 0 18px}
.prose a{color:var(--red)}
.note{border-left:4px solid var(--red);background:var(--soft);padding:14px 18px;margin:18px 0;font-size:15px}
.note p{margin:0;font-size:15px}
.side{position:sticky;top:96px;border-top:2px solid var(--ink);padding-top:14px}
.side h2{font-size:15px;color:var(--mute);margin-bottom:6px}
.side ul{list-style:none;margin:0 0 20px;padding:0}.side li{border-bottom:1px solid var(--line)}
.side li a{display:block;padding:10px 0;font-size:15px;font-weight:600;text-decoration:none}.side li a:hover{color:var(--red)}
.side-cta{background:var(--soft);padding:18px}.side-cta p{font-size:14px;color:var(--gray)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin:8px 0 24px}
.ccard{border:1px solid var(--line);border-top:3px solid var(--red);padding:22px}
.ccard h2{font-size:18px;margin:0 0 6px!important;padding:0!important}
.ccard .num{font-size:24px;font-weight:800;margin:6px 0 14px;color:var(--ink)}
.ccard p{font-size:14px;color:var(--mute)}
.ccard .btn{width:100%}

/* footer */
.ft{background:var(--soft);border-top:1px solid var(--line);color:var(--gray)}
.ft-in{display:grid;grid-template-columns:1fr 1fr;gap:48px;padding-top:44px;padding-bottom:32px;align-items:start}
.ft-co ul{list-style:none;margin:16px 0 0;padding:0;font-size:14px;line-height:1.9}
.ft-nav{display:grid;grid-template-columns:1fr 1fr;gap:0 24px;align-content:start;padding-top:6px}
.ft-nav a{padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;font-weight:600;text-decoration:none}.ft-nav a:hover{color:var(--red)}
.ft-bt{border-top:1px solid var(--line);padding-top:18px;padding-bottom:26px;font-size:13px;color:var(--mute)}

/* motion */
.rv{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}
.no-js .rv{opacity:1;transform:none}

/* tablet */
@media (max-width:980px){
  .split,.feature{grid-template-columns:1fr;gap:28px}
  .feature.rev .feature-img{order:-1}
  .art-body{grid-template-columns:minmax(0,1fr);gap:32px}
  .side{position:static}
  .links{grid-template-columns:1fr 1fr}
  .checks{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:18px}
  .steps:before{left:17px;right:auto;top:18px;bottom:18px;width:2px;height:auto}
  .steps li{text-align:left;padding:0 0 0 54px}
  .steps li:before{position:absolute;left:0;top:0;margin:0}
  .rows.wide>div{grid-template-columns:1fr;gap:4px}
}
@media (max-width:860px){
  .burger{display:flex}
  .nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px 24px 16px;display:none;box-shadow:0 12px 24px rgba(0,0,0,.08)}
  .nav.open{display:flex}
  .nav a{padding:14px 4px;border-bottom:1px solid var(--line)}
  .nav a.is-cta{margin:12px 0 0;text-align:center;border-radius:4px}
  .nav a.is-active{border-bottom-color:var(--line)}
}
/* mobile */
@media (max-width:640px){
  .wrap{padding:0 18px}
  .sec{padding-block:44px}
  .hero{display:block;min-height:0}
  .hero-img{position:static;height:auto;aspect-ratio:4/3}
  .hero-in{padding:0}
  .hero-panel{max-width:none;margin:0;padding:26px 18px 30px}
  .band{height:170px}
  .sec-hd{flex-direction:column;gap:6px}
  .links{grid-template-columns:1fr;gap:24px}
  .contact-grid{grid-template-columns:1fr}
  .cta-in{flex-direction:column;align-items:flex-start}
  .ft-in{grid-template-columns:1fr;gap:28px}
  .rows>div{grid-template-columns:70px 1fr;gap:10px}
  .tbl.stack thead{display:none}
  .tbl.stack,.tbl.stack tbody,.tbl.stack tr,.tbl.stack td,.tbl.stack th{display:block;width:100%}
  .tbl.stack tr{border-bottom:1px solid var(--line);padding:10px 0}
  .tbl.stack th,.tbl.stack td{border:0;padding:4px 2px;white-space:normal}
  .tbl.stack td:before{content:attr(data-label);display:block;font-size:12px;color:var(--mute);font-weight:600}
  .hero-act .btn{flex:1}
  summary{padding-right:34px}
  .tbl tbody th{white-space:normal}
  .tbl th,.tbl td{padding:11px 8px}
}