/* DIAKORE 4·5·6안 — 챕터식 스크롤 공통 */
html{scroll-snap-type:y proximity;scroll-behavior:smooth}
.ch{position:relative;min-height:100vh;min-height:100svh;scroll-snap-align:start;display:flex;align-items:center;overflow:hidden}
.ch .in{position:relative;z-index:3;width:100%;max-width:1480px;margin:0 auto;padding:110px 40px 90px}
.ch .bgp{position:absolute;inset:-8%;background-size:cover;background-position:center;transform:scale(1.18) translate3d(0,calc(var(--pp,0)*-6%),0);transition:transform 1.6s cubic-bezier(.2,.7,.2,1);will-change:transform}
.ch.act .bgp{transform:scale(1.04) translate3d(0,calc(var(--pp,0)*-6%),0)}
.ch .shade{position:absolute;inset:0;z-index:1}
.eyebrow{font-family:Montserrat,sans-serif;font-size:12px;letter-spacing:.32em;text-transform:uppercase;margin:0 0 16px}
.big{font-size:clamp(40px,7.2vw,124px);line-height:1.02;letter-spacing:-.02em;margin:0;font-weight:700}
.mid{font-size:clamp(30px,4.4vw,66px);line-height:1.12;margin:0 0 18px;letter-spacing:-.015em}
.lead{font-size:clamp(16px,1.35vw,21px);line-height:1.7;max-width:640px;opacity:.88;margin:18px 0 0}
/* 글자 줄 등장 */
.sp{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.06em}.sp>i{display:inline-block;font-style:normal;transform:translate3d(0,110%,0);transition:transform 1.1s cubic-bezier(.2,.8,.2,1);transition-delay:calc(var(--i)*55ms + .1s)}
.act .sp>i{transform:none}
[data-a]{opacity:0;transform:translate3d(0,34px,0);transition:opacity 1s,transform 1.1s cubic-bezier(.2,.8,.2,1);transition-delay:calc(var(--d,0)*120ms + .35s)}.act [data-a]{opacity:1;transform:none}
/* 옆 진행 점 */
.pdots{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:40;display:flex;flex-direction:column;gap:12px}
.pdots a{position:relative;display:block;width:10px;height:10px;border-radius:50%;border:1.5px solid currentColor;opacity:.55;transition:.35s}
.pdots a.on{opacity:1;background:currentColor;transform:scale(1.25)}
.pdots a span{position:absolute;right:20px;top:50%;transform:translateY(-50%);white-space:nowrap;font-size:12px;font-weight:600;opacity:0;transition:.3s;pointer-events:none}
.pdots a:hover span,.pdots a.on span{opacity:.9}
.next{position:fixed;left:50%;bottom:calc(22px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:40;display:flex;flex-direction:column;align-items:center;gap:6px;font-family:Montserrat;font-size:11px;letter-spacing:.24em;text-decoration:none;cursor:pointer;border:0;background:none;color:inherit}
.next i{display:block;width:1px;height:38px;background:currentColor;transform-origin:top;animation:nx 1.8s cubic-bezier(.7,0,.2,1) infinite}
@keyframes nx{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(1);opacity:0}}
.chno{font-family:Montserrat;font-weight:600;font-size:13px;letter-spacing:.2em;opacity:.6;margin-bottom:10px}
/* 가로 고정 갤러리 */
.hs{position:relative;scroll-snap-align:none}.hs .stick{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;display:flex;align-items:center}
.hs .track{display:flex;gap:4vw;padding:0 8vw;will-change:transform}
.hs .card{flex:0 0 min(76vw,1100px);aspect-ratio:16/9;position:relative;border-radius:24px;overflow:hidden}
.hs .card .im{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.15);transition:transform 1.2s}
.hs .card.on .im{transform:scale(1)}
.hs .card .cap{position:absolute;left:28px;bottom:24px;right:28px;z-index:2}.hs .card .cap b{display:block;font-size:clamp(22px,2.6vw,40px);line-height:1.2}.hs .card .cap span{opacity:.85}
.hs .card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.7),transparent 55%)}
.hs .snapm{position:absolute;left:0;width:1px;height:100vh;scroll-snap-align:start}
.hs .hcount{position:absolute;left:8vw;top:92px;z-index:3;font-family:Montserrat;font-weight:600;letter-spacing:.2em;font-size:13px}
/* 커서 */
.cur{position:fixed;left:0;top:0;width:34px;height:34px;margin:-17px 0 0 -17px;border-radius:50%;border:1px solid currentColor;pointer-events:none;z-index:60;transition:width .25s,height .25s,margin .25s,background .25s;mix-blend-mode:difference;color:#fff}
.cur.big{width:74px;height:74px;margin:-37px 0 0 -37px;background:rgba(255,255,255,.12)}
@media (hover:none),(max-width:900px){.cur{display:none}}
/* 공용 카드 */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px}
.gc{padding:26px;border-radius:20px}.gc h3{margin:0 0 8px;font-size:20px}.gc p{margin:0;opacity:.8;font-size:15px;line-height:1.65}
.sitec{border-radius:20px;overflow:hidden}.sitec .im{aspect-ratio:16/10;background-size:cover;background-position:center}.sitec .tx{padding:18px 20px}.sitec h3{margin:0 0 6px;font-size:19px}.sitec p{margin:0;font-size:14px;opacity:.78}
.btnL{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;font-size:16px;padding:16px 28px;border-radius:999px;margin-top:30px;transition:transform .3s}
.btnL:hover{transform:translateY(-2px)}
.contact2{display:grid;grid-template-columns:1fr 1.3fr;gap:60px;align-items:start;width:100%}
.contact2 .form{max-width:none}
.marq{position:absolute;left:0;right:0;white-space:nowrap;font-family:Montserrat;font-weight:700;font-size:clamp(70px,14vw,240px);line-height:1;opacity:.08;pointer-events:none;z-index:1}
.marq span{display:inline-block;padding-right:.4em;animation:mq 30s linear infinite}@keyframes mq{to{transform:translateX(-100%)}}
@media(max-width:900px){
 html{scroll-snap-type:y proximity}
 .ch .in{padding:96px 22px 96px}.pdots{right:10px;gap:10px}.pdots a{width:8px;height:8px}.pdots a span{display:none}
 .grid3,.grid4{grid-template-columns:1fr;gap:14px;margin-top:26px}.contact2{grid-template-columns:1fr;gap:26px}
 .hs .card{flex-basis:84vw;aspect-ratio:4/5;border-radius:18px}.hs .track{gap:5vw;padding:0 8vw}.hs .hcount{top:84px}
 .next{display:none}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.sp>i,[data-a]{transform:none!important;opacity:1!important;transition:none!important}.ch .bgp{transition:none}.marq span,.next i{animation:none}}