:root{--ink:#1c2541;--flame:#e2572b;--flame-d:#b8401c;--cream:#f7f2ea;--paper:#fff;--blue:#2b6f94;--sand:#ebe1d0;--sun:#f4b942;--mut:#53526a;--f:"Pretendard","Apple SD Gothic Neo","Malgun Gothic",-apple-system,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:400 16px/1.75 var(--f);color:var(--ink);background:var(--cream);-webkit-font-smoothing:antialiased;word-break:keep-all;overflow-wrap:break-word}
img{max-width:100%;height:auto;display:block}a{color:inherit}h1,h2,h3{line-height:1.3;letter-spacing:-.02em;margin:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}.narrow{max-width:820px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--sun);padding:8px 12px;z-index:99}
/* header */
.hd{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:2px solid var(--ink)}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:19px;text-decoration:none;letter-spacing:-.02em}
.logo img{width:30px;height:30px}
.nav{display:flex;gap:4px}.nav a{padding:8px 14px;text-decoration:none;font-weight:700;font-size:15px;border:2px solid transparent}
.nav a:hover{border-color:var(--ink)}.nav a.cta{background:var(--flame);color:#fff;border-color:var(--ink);box-shadow:3px 3px 0 var(--ink)}
.burger{display:none;background:var(--paper);border:2px solid var(--ink);width:44px;height:44px;font:900 20px var(--f);cursor:pointer;border-radius:2px}
.mnav{display:none;border-top:2px solid var(--ink);background:var(--paper)}.mnav a{display:block;padding:14px 20px;font-weight:700;text-decoration:none;border-bottom:1px solid var(--sand)}
.mnav.open{display:block}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 26px;font:800 17px var(--f);text-decoration:none;border:2px solid var(--ink);background:var(--flame);color:#fff;box-shadow:4px 4px 0 var(--ink);transition:transform .15s,box-shadow .15s;cursor:pointer;border-radius:2px}
.btn:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}
.btn.alt{background:var(--paper);color:var(--ink)}.btn.sun{background:var(--sun);color:var(--ink)}
/* hero */
.hero{padding:48px 0 56px;border-bottom:2px solid var(--ink);background:var(--paper)}
.hero .wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center}
.tag{display:inline-block;font:800 13px var(--f);background:var(--sun);border:2px solid var(--ink);padding:2px 10px;margin-bottom:14px;border-radius:2px}
.hero h1{font-size:clamp(40px,6vw,68px);font-weight:900;margin-bottom:18px}
.hero p{font-size:18px;color:var(--mut);margin:0 0 24px;max-width:560px}
.hero .acts{display:flex;gap:12px;flex-wrap:wrap}
.pair{display:grid;grid-template-columns:1fr 1fr;border:2px solid var(--ink);box-shadow:6px 6px 0 var(--ink);background:var(--ink);gap:2px;border-radius:2px;overflow:hidden}
.pair figure{margin:0;position:relative}.pair img{width:100%;aspect-ratio:3/4;object-fit:cover}
.pair figcaption{position:absolute;left:0;top:0;background:var(--ink);color:#fff;font:800 13px var(--f);padding:3px 10px}
.pair .after figcaption{background:var(--flame)}
/* sections */
.sec{padding:64px 0;border-bottom:2px solid var(--ink)}.sec.alt{background:var(--sand)}.sec.paper{background:var(--paper)}
.eyebrow{font:800 13px var(--f);color:var(--flame-d);letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}
.h2{font-size:clamp(26px,3.6vw,38px);font-weight:900;margin-bottom:12px}.lead{color:var(--mut);margin:0 0 32px;max-width:680px}
.grid{display:grid;gap:22px}.g3{grid-template-columns:repeat(3,1fr)}.g5{grid-template-columns:repeat(5,1fr)}
.card{background:var(--paper);border:2px solid var(--ink);box-shadow:4px 4px 0 var(--ink);border-radius:2px;text-decoration:none;display:block;overflow:hidden;transition:transform .15s,box-shadow .15s}
a.card:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}
.card .pad{padding:18px}.card h3{font-size:19px;font-weight:800;margin-bottom:6px}.card p{margin:0;color:var(--mut);font-size:15px}
.card .more{display:inline-block;margin-top:10px;font-weight:800;color:var(--flame-d)}
.pain .card{padding:22px}.num{font:900 30px var(--f);color:var(--flame)}
.svc img{width:100%;aspect-ratio:4/3;object-fit:cover;border-bottom:2px solid var(--ink)}
/* case card */
.ccard .pair{box-shadow:none;border:0;border-bottom:2px solid var(--ink);border-radius:0}
.ccard .pair img{aspect-ratio:3/4}
.meta{font-size:13px;font-weight:700;color:var(--blue);margin-bottom:4px}
.js .ccard.is-hidden{display:none}
.morewrap{text-align:center;margin-top:32px}
/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;background:var(--paper);border:2px solid var(--ink);padding:20px;box-shadow:4px 4px 0 var(--ink);border-radius:2px}
.steps li:before{content:"STEP 0" counter(s);display:block;font:900 13px var(--f);color:var(--flame-d);margin-bottom:6px}
.steps b{display:block;font-size:18px;margin-bottom:4px}
/* tables */
.tbl-wrap{overflow-x:auto;margin:16px 0 24px;border:2px solid var(--ink);background:var(--paper)}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:15px}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--sand);vertical-align:top}
th{background:var(--ink);color:#fff;font-weight:800;white-space:nowrap}
/* faq */
.faq details{background:var(--paper);border:2px solid var(--ink);margin-bottom:12px;border-radius:2px}
.faq summary{cursor:pointer;list-style:none;padding:16px 52px 16px 18px;font-weight:800;font-size:17px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);font:900 24px var(--f);color:var(--flame)}
.faq details[open] summary:after{content:"\2212"}
.faq details[open] summary{border-bottom:2px solid var(--ink);background:var(--sun)}
.faq .ans{padding:16px 18px}.faq h3{font-size:inherit;margin:0;display:contents}
/* cta */
.ctab{background:var(--ink);color:#fff;padding:64px 0;text-align:center}
.ctab h2{font-size:clamp(24px,3.4vw,36px);font-weight:900;margin-bottom:10px}.ctab p{color:#cfd3e4;margin:0 0 24px}
/* article pages */
.crumb{font-size:14px;color:var(--mut);padding:18px 0 0}.crumb a{text-decoration:none;font-weight:700}
.page{padding-top:20px;padding-bottom:64px}.page h1{font-size:clamp(30px,4.6vw,46px);font-weight:900;margin:12px 0 16px}
.page h2{font-size:clamp(22px,3vw,28px);font-weight:900;margin:44px 0 12px;padding-left:14px;border-left:6px solid var(--flame)}
.page h3{font-size:18px;font-weight:800;margin:20px 0 6px}
.page p{margin:0 0 16px}.page .answer{font-size:18px;background:var(--paper);border:2px solid var(--ink);box-shadow:4px 4px 0 var(--ink);padding:18px 20px;margin:0 0 24px;border-radius:2px}
.page ul,.page ol{padding-left:22px;margin:0 0 16px}.page li{margin-bottom:6px}
.fig{margin:22px auto;max-width:380px;border:2px solid var(--ink);box-shadow:4px 4px 0 var(--ink);background:var(--paper);border-radius:2px}
.fig.wide{max-width:640px}.fig figcaption{padding:8px 12px;font-size:14px;font-weight:700;border-top:2px solid var(--ink)}
.info{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:2px solid var(--ink);background:var(--paper);margin:0 0 24px}
.info div{padding:12px 16px;border-right:2px solid var(--ink)}.info div:last-child{border:0}.info b{display:block;font-size:12px;color:var(--flame-d)}
.quote{border-left:6px solid var(--sun);background:var(--paper);padding:16px 20px;margin:16px 0;border:2px solid var(--ink);border-left-width:8px}
.quote cite{display:block;margin-top:8px;font-size:14px;color:var(--mut);font-style:normal}
.updated{font-size:14px;color:var(--mut);margin-top:32px}
.related{margin-top:52px}.related .grid{grid-template-columns:repeat(3,1fr)}
.related img{width:100%;aspect-ratio:4/3;object-fit:cover;object-position:center 30%;border-bottom:2px solid var(--ink)}
.faq-sec{margin-top:44px}
.cbtns{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}
/* definition */
.def{background:var(--paper);border:2px solid var(--ink);box-shadow:6px 6px 0 var(--ink);padding:28px;border-radius:2px}
.def p{margin:0 0 14px}.def p:last-child{margin:0}
/* footer */
.ft{background:var(--ink);color:#cfd3e4;padding:44px 0 28px;font-size:14px}
.ft .wrap{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:32px}.ft b{color:#fff;display:block;margin-bottom:8px;font-size:15px}
.ft a{display:block;text-decoration:none;padding:3px 0}.ft a:hover{color:var(--sun)}.ft p{margin:0 0 4px}
.copy{max-width:1200px;margin:28px auto 0;padding:16px 20px 0;border-top:1px solid #3a4468;font-size:13px}
.float{position:fixed;right:16px;bottom:16px;z-index:40}
.float a{box-shadow:4px 4px 0 var(--ink)}
@media(max-width:980px){.g5{grid-template-columns:repeat(3,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.g3,.related .grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.nav{display:none}.burger{display:block}.hero .wrap{grid-template-columns:1fr}.hero{padding:32px 0 40px}.ft .wrap{grid-template-columns:1fr}.sec{padding:44px 0}}
@media(max-width:620px){.g3,.g5,.related .grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.info{grid-template-columns:1fr}.info div{border-right:0;border-bottom:2px solid var(--ink)}.btn{width:100%}.float{left:16px}.float a{width:100%}}

/* v2 디자인 개선 */
.sh{margin-bottom:32px}
.eyebrow{display:inline-block;background:var(--ink);color:#fff;padding:3px 12px;font-size:12px;letter-spacing:.06em;border-radius:2px;margin-bottom:12px}
.h2{position:relative;padding-bottom:16px}
.h2:after{content:"";position:absolute;left:0;bottom:0;width:64px;height:6px;background:var(--flame)}
.sh .lead{margin:0}
.sec{position:relative}
.sec.alt{background:var(--sand)}.sec.paper{background:var(--paper)}
.sec:not(.alt):not(.paper){background:var(--cream)}
.chip{display:inline-block;font:800 12px var(--f);background:var(--sun);border:2px solid var(--ink);padding:1px 9px;margin-bottom:10px;border-radius:2px}
.sym .pad{padding:22px}.sym h3{font-size:19px;margin-bottom:8px}
.sym{border-top:6px solid var(--flame)}
.card h3{font-size:18px}
/* 번호 마커 제거 */
.steps li:before{content:"";display:block;width:28px;height:6px;background:var(--flame);margin-bottom:12px}
.page ol{list-style:none;padding-left:0}
.page ol li{position:relative;padding-left:22px}
.page ol li:before{content:"";position:absolute;left:0;top:.75em;width:10px;height:10px;background:var(--flame);border:2px solid var(--ink)}
.page ul{list-style:none;padding-left:0}
.page ul li{position:relative;padding-left:22px}
.page ul li:before{content:"";position:absolute;left:2px;top:.8em;width:8px;height:8px;background:var(--ink)}
/* 페이지 내 섹션/제목 구분 */
.page section{padding:8px 0 4px}
.page section+section{border-top:2px dashed #b9ad98;margin-top:36px;padding-top:4px}
.page h2{margin-top:32px;background:linear-gradient(90deg,var(--sand),transparent);padding:10px 14px;border-left:8px solid var(--flame)}
.page h3{padding-left:12px;border-left:4px solid var(--blue);margin:24px 0 8px}
.page h1{padding-bottom:14px;border-bottom:4px solid var(--ink)}
.faq h3{border:0;padding:0;background:none}
.related{border-top:4px solid var(--ink);padding-top:28px}
.related h2{background:none;border:0;padding:0;margin:0 0 18px}
.hero .tag{box-shadow:2px 2px 0 var(--ink)}
/* 모바일 버튼 */
@media(max-width:620px){
  .btn{width:auto;min-height:46px;padding:0 18px;font-size:15px;box-shadow:3px 3px 0 var(--ink)}
  .hero .acts,.cbtns{gap:10px}.hero .acts .btn,.cbtns .btn{flex:1 1 calc(50% - 10px);padding:0 10px}
  .ctab .btn{width:100%;max-width:320px}
  .float{left:auto;right:12px;bottom:12px}.float a{width:auto;min-height:42px;padding:0 16px;font-size:14px;box-shadow:3px 3px 0 var(--ink)}
  .h2{font-size:24px}.page h2{font-size:20px;padding:8px 12px}.sec{padding:40px 0}.sh{margin-bottom:24px}
  .more{font-size:14px}.morewrap .btn{width:100%}
  .faq summary{font-size:16px;padding:14px 46px 14px 14px}
}