:root{--accent:#3D4F5D;--soft:#E6EAED;--ink:#000;--desc:#4B5563;--line:#E0E0DC;--font:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:#fff;letter-spacing:-.02em;word-break:keep-all;line-height:1.7;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.wrap.narrow{max-width:900px}
.center{text-align:center}
.nowrap{white-space:nowrap}
/* header */
#site-header{position:sticky;top:0;z-index:50;background:#fff;color:#000;border-bottom:1px solid #e5e5e5}
.hw{max-width:1200px;margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:8px}
.logo-icon{width:34px;height:34px;flex-shrink:0;display:block}
.logo-icon svg{width:100%;height:100%;display:block}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-brand{font-size:1.05rem;font-weight:700}
.logo-keyword{font-size:.72rem;font-weight:500;color:var(--accent);letter-spacing:.04em}
.nav{display:flex;align-items:center;gap:32px}
.nav a{font-size:16px;font-weight:500;color:#000}
.nav a:hover{color:var(--accent)}
.nav .nav-cta{background:var(--accent);color:#fff;padding:10px 20px;border-radius:6px;font-weight:600}
.nav .nav-cta:hover{color:#fff;opacity:.9}
.menu-btn{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.menu-btn span{display:block;width:22px;height:2px;background:#000}
/* buttons */
.btn{display:inline-block;padding:14px 28px;border-radius:6px;font-weight:600;font-size:16px;border:1px solid var(--accent);transition:.2s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{opacity:.9}
.btn-line{background:#fff;color:var(--accent)}
.btn-line:hover{background:var(--soft)}
/* hero ggg-split */
.hero{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #000;border-bottom:1px solid #000;background:#fff;min-height:720px}
.hero-l{border-right:1px solid #000;position:relative;overflow:hidden;background:#f3f3f1}
.hero-l img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;animation:drift 18s ease-in-out infinite alternate}
@keyframes drift{from{transform:scale(1)}to{transform:scale(1.03)}}
.hero-r{padding:64px 56px;display:flex;flex-direction:column;justify-content:center;gap:20px}
.hero-r h1{font-size:clamp(44px,5.4vw,80px);font-weight:800;line-height:1.1;letter-spacing:-.04em}
.lead{font-size:18px;color:var(--desc);white-space:nowrap}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.hero-btns.c{justify-content:center;margin:28px 0}
.eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--accent);text-transform:uppercase}
.eyebrow svg{flex-shrink:0}
/* sections */
.section{padding:88px 0}
.sec-head{margin-bottom:40px}
.sec-title{font-size:clamp(26px,2.6vw,36px);font-weight:800;line-height:1.3;letter-spacing:-.035em;margin-top:8px;white-space:nowrap}
.answer{font-size:18px;line-height:1.85;color:#222;font-weight:500;margin:16px 0 8px}
.center .sec-head{text-align:center}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-txt p{color:var(--desc);margin:16px 0}
.split-img img{border-radius:12px;width:100%;max-height:560px;object-fit:cover}
.check li{position:relative;padding-left:22px;margin:8px 0;color:#222}
.check li:before{content:"";position:absolute;left:0;top:.7em;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.check.left{text-align:left;display:inline-block;margin-top:24px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.more{text-align:center;margin-top:40px}
/* editorial card */
.ecard{display:block}
.ec-img{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:3/4;background:#eee}
.ec-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.ecard:hover .ec-img img{transform:scale(1.04)}
.badge{position:absolute;left:12px;top:12px;background:#fff;color:var(--accent);font-size:12px;font-weight:700;padding:5px 10px;border-radius:4px}
.ecard h3{font-size:20px;font-weight:700;margin:16px 0 6px;letter-spacing:-.03em}
.ecard p{font-size:14px;color:var(--desc);line-height:1.6}
/* lift cards (ypart-lift) */
.lift-card{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px 24px;transition:transform .35s,box-shadow .35s}
.lift-card:hover{transform:translateY(-14px);box-shadow:0 14px 30px rgba(0,0,0,.08)}
.svc-icon{display:block;width:44px;height:44px;color:var(--accent);margin-bottom:16px;overflow:hidden}
.svc-icon svg{display:block;width:100%;height:100%;max-width:44px;max-height:44px}
.lift-card h3{font-size:19px;font-weight:700;margin-bottom:8px}
.lift-card p{font-size:14.5px;color:var(--desc);line-height:1.65}
.tbl-wrap{margin-top:40px;overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;background:#fff;font-size:15px}
.tbl th,.tbl td{padding:14px 16px;border:1px solid var(--line);text-align:left}
.tbl thead th{background:var(--soft)}
.tbl tbody th{background:#FAF7EE;width:30%;white-space:nowrap}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips a{display:block;padding:11px 20px;border:1px solid var(--line);border-radius:999px;background:#fff;font-weight:600}
.chips a:hover{border-color:var(--accent);color:var(--accent)}
/* process */
.process-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #E0E0DC}
.process-item{padding:28px 20px 28px 24px;border-right:1px solid #E0E0DC}
.process-item:first-child{padding-left:0}
.process-item:last-child{border-right:none}
.pnum{display:block;font-size:13px;font-weight:700;color:var(--accent);margin-bottom:10px}
.process-item h3{font-size:16px;font-weight:800;color:#22262B;margin:0 0 8px}
.process-item p{font-size:13.5px;color:#5B6169;line-height:1.65;margin:0}
/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:12px}
.faq summary{list-style:none;cursor:pointer;padding:20px 24px;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary h3{font-size:17px;font-weight:700}
.faq summary:after{content:"+";font-size:24px;color:var(--accent);flex-shrink:0}
.faq details[open] summary:after{content:"−"}
.faq details p{padding:0 24px 22px;color:var(--desc)}
/* page hero */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid #e5e5e5}
.ph-bg,.ph-bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ph-bg:after{content:"";position:absolute;inset:0;background:rgba(255,255,255,.84)}
.ph-in{position:relative;max-width:1200px;margin:0 auto;padding:64px 24px 56px}
.ph-label{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.1em;margin-bottom:8px}
.page-hero h1{font-size:clamp(30px,3.6vw,46px);font-weight:800;letter-spacing:-.04em;line-height:1.25}
.crumbs{margin-top:14px;font-size:14px;color:#555}
.crumbs span{margin:0 4px}
/* case detail */
.case-wrap{max-width:900px}
.lead-img{width:550px;max-width:100%;height:500px;border-radius:16px;overflow:hidden;background:#f3f3f1;margin:0 auto 40px}
.lead-img img{width:100%;height:100%;object-fit:contain;border-radius:16px}
.case-label{font-size:11px;color:#888;letter-spacing:.06em;margin-bottom:10px}
.case-title{font-size:27px;font-weight:700;margin-bottom:36px;letter-spacing:-.03em}
.case-text p{font-size:15px;font-weight:500;color:#4B5563;line-height:1.95;margin-bottom:20px}
.case-text b,.case-text strong{color:#111}
.case-sub{font-size:22px;font-weight:700;margin:48px 0 20px}
.ba{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.ba figure{background:#f3f3f1;border-radius:12px;overflow:hidden;text-align:center}
.ba img{width:100%;height:auto;max-height:500px;object-fit:contain;margin:0 auto}
.ba figcaption{padding:10px;font-size:14px;font-weight:600;background:#fff}
.related-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.related-row a{display:block}
.related-row img{width:100%;height:180px;object-fit:cover;border-radius:12px}
.related-row span{display:block;margin-top:10px;font-weight:700}
/* portfolio */
.pf-intro{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:64px}
.pf-intro p{color:var(--desc);margin:14px 0}
.pf-intro-img{min-width:0}
.pf-intro-img img{width:100%;aspect-ratio:7/6;object-fit:cover;border-radius:12px}
.pf-list{display:flex;flex-wrap:wrap;gap:56px 2%;justify-content:space-between}
.pf-break{flex-basis:100%;height:0}
.pf-item{display:block;min-width:0}
.pf-item .im{overflow:hidden;border-radius:12px}
.pf-item img{width:100%;object-fit:cover;transition:transform .5s;display:block}
.pf-item:hover img{transform:scale(1.03)}
.pf-item.w30{width:30%}.pf-item.w30 img{aspect-ratio:5/6}
.pf-item.w68{width:66%}.pf-item.w68 img{aspect-ratio:9.45/5}
.pf-item.w49{width:48%}.pf-item.w49 img{aspect-ratio:7/6}
.pf-item .cap{padding-top:14px}
.pf-item .cap span{font-size:12px;color:#888}
.pf-item .cap h3{font-size:20px;font-weight:700;margin:4px 0}
.pf-item .cap p{font-size:14px;color:var(--desc)}
/* contact */
.big-tel{display:block;font-size:clamp(32px,5vw,56px);font-weight:800;color:var(--accent);margin:24px 0 0}
/* closing */
.closing{position:relative;height:650px;overflow:hidden;color:#fff}
.closing-bg,.closing-bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.closing:before{content:"";position:absolute;inset:0;background:rgba(19,19,19,.55);z-index:1}
.closing-in{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 24px;gap:20px}
.closing-head{font-size:clamp(20px,3vw,38px);font-weight:800;white-space:nowrap;letter-spacing:-.035em}
.closing-q{font-size:17px;opacity:.92}
.closing-btn{display:inline-block;border:1px solid #fff;border-radius:0;color:#fff;padding:14px 44px;font-weight:600;background:transparent}
.closing-btn:hover{background:#fff;color:#000}
/* footer */
#site-footer{background:#fff;color:#000;border-top:1px solid #E5E5E5}
.fw{max-width:1200px;margin:0 auto;padding:56px 24px 32px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.f-brand{font-size:20px;font-weight:800;margin-bottom:10px}
.f-biz p{font-size:14px;color:#444;line-height:1.8}
.bizno span{display:block}
.bizno b{font-weight:600;display:block}
.f-btns{display:flex;gap:10px;margin-top:16px}
.f-btns a{border:1px solid #000;padding:9px 18px;font-size:14px;font-weight:600;border-radius:6px}
.f-h{font-weight:700;margin-bottom:12px}
#site-footer li{margin:7px 0;font-size:14px;color:#444}
.copy{max-width:1200px;margin:0 auto;padding:20px 24px;border-top:1px solid #eee;font-size:13px;color:#777}
.m-bar{display:none}
/* lightbox */
.lb{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:200;display:flex;align-items:center;justify-content:center}
.lb img{max-width:92vw;max-height:90vh;object-fit:contain;border-radius:0}
.lb button{position:absolute;background:none;border:0;color:#fff;font-size:44px;cursor:pointer;padding:16px}
.lb .prev{left:8px}.lb .next{right:8px}.lb .x{top:4px;right:8px}
[data-lb]{cursor:zoom-in}
@media(max-width:1000px){
 .sec-title{white-space:normal}
 .grid4{grid-template-columns:1fr 1fr}
 .grid3{grid-template-columns:1fr 1fr}
 .hero{grid-template-columns:1fr;min-height:0}
 .hero-l{height:480px;border-right:0;border-bottom:1px solid #000}
 .hero-r{padding:40px 24px}
 .lead{white-space:normal}
 .split,.pf-intro{grid-template-columns:1fr;gap:32px}
 .process-list{grid-template-columns:1fr 1fr}
 .process-item:nth-child(2){border-right:none}
 .process-item:nth-child(3){padding-left:0}
 .fw{grid-template-columns:1fr}
}
@media(max-width:767px){
 body{padding-bottom:58px}
 .hw{height:64px}
 .menu-btn{display:flex}
 .nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 24px 20px;border-bottom:1px solid #e5e5e5}
 .nav.open{display:flex}
 .nav a{padding:14px 0;border-bottom:1px solid #f0f0f0}
 .nav .nav-cta{text-align:center;margin-top:12px;border-bottom:0}
 .section{padding:56px 0}
 .lead-img{height:auto;aspect-ratio:550/500}
 .ba,.related-row{grid-template-columns:1fr 1fr}
 .grid4,.grid3{grid-template-columns:1fr}
 .pf-item.w30,.pf-item.w68,.pf-item.w49{width:100%}
 .pf-item.w30 img,.pf-item.w68 img,.pf-item.w49 img{aspect-ratio:7/6}
 .pf-list{gap:32px}
 .closing{height:520px}
 .closing-head{white-space:normal;font-size:22px}
 .m-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;background:#EBECEE;box-shadow:0 -6px 22px rgba(0,0,0,.08);border-top:1px solid #E5E7EB}
 .m-bar a{flex:1;text-align:center;padding:16px 0;font-weight:700;background:var(--accent);color:#fff}
 .m-bar a.alt{background:#fff;color:var(--accent)}
}

.gg{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}
.gg figure{margin:0}
.gg img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:12px}
.gg figcaption{font-size:13px;color:#666;margin-top:6px;line-height:1.5}
@media(max-width:767px){.gg{grid-template-columns:1fr 1fr}}

.rel-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.rel-grid .ec-img{aspect-ratio:4/3}
@media(max-width:767px){.rel-grid{grid-template-columns:1fr}}