/* Isolated finite photographic stage; native scrolling, no global smoother. */
.elastic-photo-wall{position:fixed;inset:0;z-index:96;background:#050505;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;scrollbar-width:none;opacity:0;visibility:hidden;pointer-events:none;outline:none;transition:opacity .65s ease,visibility .65s;}
.elastic-photo-wall::-webkit-scrollbar{display:none}
.elastic-photo-wall.is-visible{opacity:1;visibility:visible;pointer-events:auto}
.elastic-photo-wall.is-leaving{opacity:0;pointer-events:none}
.epw-field{position:relative;width:124%;margin-left:-12%;overflow:visible}
.epw-image{position:absolute;margin:0;padding:0;border:0;background:none;box-shadow:none;border-radius:0;transform:translate3d(0,0,0)}
.epw-image img{display:block;width:100%;height:auto;border:0;border-radius:0;box-shadow:none}
.epw-image-link{display:block;width:100%;color:inherit;cursor:pointer}
.epw-image-link:focus-visible{outline:2px solid #e8e3d9;outline-offset:5px}
.elastic-photo-wall.is-visible .epw-image{will-change:transform}
@media(max-width:700px){
 .epw-field{width:100%;margin:0;padding:9vh 0 0;box-sizing:border-box;height:auto!important}
 .epw-image{position:relative!important;left:auto!important;top:auto!important;width:82%!important;margin:0 0 12vh 6%}
 .epw-image:nth-child(3n+2){width:70%!important;margin-left:24%}
 .epw-image:nth-child(3n){width:88%!important;margin-left:4%}
 .elastic-photo-wall.is-visible .epw-image{will-change:transform}
}
@media(prefers-reduced-motion:reduce){.elastic-photo-wall{transition:none}.elastic-photo-wall.is-visible .epw-image{will-change:auto}}

/* Midway editorial module: part of the same finite photo field. */
.epw-title{position:absolute;margin:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:#e8e3d9;text-align:center;font-weight:400;transform:translate3d(0,0,0)}
.epw-title-zh{font-family:"Noto Serif SC","Songti SC",serif;font-size:clamp(27px,2.8vw,42px);letter-spacing:.18em;padding-left:.18em}
.epw-title-en{font-family:"Cormorant Garamond",Georgia,serif;font-size:clamp(12px,1.1vw,16px);letter-spacing:.2em;padding-left:.2em;color:rgba(232,227,217,.65)}
.elastic-photo-wall.is-visible .epw-title{will-change:transform}
.epw-case-content{position:absolute;min-height:0;color:#e8e3d9}
.epw-case-content:empty{display:none}
@media(max-width:700px){
 .epw-field{padding-top:28px}
 .epw-image,.epw-image:nth-child(3n+2),.epw-image:nth-child(3n){width:min(68%,var(--epw-native-width,260px))!important;margin:0 auto 38px}
 .epw-title{position:relative;left:auto!important;top:auto!important;width:82%!important;height:auto!important;min-height:150px;margin:24px auto 48px}
 .epw-title-zh{font-size:30px}.epw-title-en{font-size:13px}
 .epw-case-content{position:relative;left:auto!important;top:auto!important;width:82%!important;margin:0 auto}
 .elastic-photo-wall.is-visible .epw-title{will-change:auto}
}
@media(prefers-reduced-motion:reduce){.elastic-photo-wall.is-visible .epw-title{will-change:auto}}

/* Three restrained case annotations below the existing photographic anchors. */
.epw-case-content{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--epw-case-gap,32px);align-items:start}
.epw-case{min-width:0;margin:0;padding:var(--epw-case-offset,0px) 0 0;color:#e8e3d9;font-family:"Noto Serif SC","Songti SC",serif;text-align:left;overflow-wrap:break-word}
.epw-case .epw-case-project{margin:0 0 18px;font-family:"Helvetica Neue","PingFang SC",sans-serif;font-size:13px;font-weight:600;line-height:1.6;letter-spacing:.07em;color:#e8e3d9}
.epw-case .epw-case-outcome{margin:0 0 18px;font-size:clamp(21px,1.7vw,25px);font-weight:400;line-height:1.6;letter-spacing:.015em;text-wrap:pretty}
.epw-case p{margin:0;font-size:14px;line-height:1.85;color:rgba(232,227,217,.78)}
.epw-case .epw-case-intro{margin:0 0 28px}
.epw-case-evidence{display:flex;flex-direction:column;gap:8px;margin:0 0 28px;padding:0;list-style:none}
.epw-case-evidence li{display:flex;flex-wrap:wrap;align-items:baseline;gap:5px;line-height:1.35}
.epw-case-evidence strong{font-family:"Cormorant Garamond","Songti SC",Georgia,serif;font-size:clamp(24px,2vw,29px);font-weight:500;letter-spacing:.015em;color:#eee9df}
.epw-case-evidence li>span{font-family:"Helvetica Neue","PingFang SC",sans-serif;font-size:12px;color:rgba(232,227,217,.6)}
.epw-case-evidence small{font-size:16px;font-weight:400;letter-spacing:.06em}
.epw-case-evidence .epw-case-price{font-size:clamp(19px,1.65vw,24px);white-space:nowrap}
.epw-case-disclosure{display:inline-flex;align-items:baseline;gap:10px;max-width:100%;padding:0;border:0;background:none;color:rgba(232,227,217,.72);font-family:"Helvetica Neue","PingFang SC",sans-serif;font-size:11px;font-weight:400;letter-spacing:.1em;line-height:1.7;text-align:left;cursor:pointer}
.epw-case-disclosure:hover,.epw-case-disclosure:focus-visible{color:#e8e3d9}
.epw-case-disclosure:focus-visible{outline:1px solid rgba(232,227,217,.65);outline-offset:6px}
.epw-disclosure-symbol{font-size:17px;line-height:1}
.epw-case-detail{display:block;height:0;overflow:hidden;opacity:0;transform:translateY(-7px);visibility:hidden;pointer-events:none;transition:opacity .28s ease,transform .42s ease,visibility 0s linear .42s}
.epw-case-detail-inner{display:flow-root;min-height:0;overflow:visible}
.epw-case.is-expanded .epw-case-detail{opacity:1;transform:translateY(0);visibility:visible;pointer-events:auto;transition:opacity .28s ease,transform .42s ease,visibility 0s}
.epw-case-group{margin:0 0 34px;padding:0}
.epw-case-group:first-child{margin-top:32px}
.epw-case-group:last-child{margin-bottom:0}
.epw-case-group h4{margin:0 0 12px;font-family:"Helvetica Neue","PingFang SC",sans-serif;font-size:11px;font-weight:500;line-height:1.6;letter-spacing:.12em;color:rgba(232,227,217,.48)}
@media(max-width:700px){
 .epw-case-content{display:none}
 .epw-field>.epw-case{position:relative;width:82%;max-width:440px;margin:0 auto 90px;padding:0}
 .epw-case .epw-case-outcome{font-size:25px}
 .epw-case p{font-size:15px;line-height:1.9}
 .epw-case-group{margin-bottom:32px}
}
@media(prefers-reduced-motion:reduce){.epw-case-detail,.epw-case.is-expanded .epw-case-detail{transition:none;transform:none}}


/* A short tail leaves the cases readable before the next chapter. */
@media(max-width:700px){.epw-field{padding-bottom:32px}}

/* The checkpoint wordmark field narrows into the same three case anchors. */
.epw-logo-runway{position:absolute;left:0;width:100%;pointer-events:none}
.epw-logo-layer{position:absolute;inset:0;pointer-events:none;z-index:2}
.epw-logo-layer .epw-partner-logo{position:absolute;left:0;top:0;min-height:34px;display:flex;align-items:center;justify-content:center;color:#e8e3d9;font:500 clamp(12px,1.15vw,19px)/1.15 "Helvetica Neue",Arial,sans-serif;letter-spacing:.11em;white-space:nowrap;will-change:transform,opacity;pointer-events:none}
@media(max-width:700px){.epw-logo-layer .epw-partner-logo{pointer-events:auto;touch-action:pan-y}}
.epw-logo-layer .serif{font-family:"Times New Roman","Noto Serif SC",serif;font-weight:600;letter-spacing:.07em}
.epw-logo-layer .soft{font-weight:400;letter-spacing:.02em;text-transform:none}
.epw-logo-layer .cn{font-family:"Noto Serif SC","Songti SC",serif;letter-spacing:.12em}
@media(max-width:700px){.epw-logo-runway{position:relative;z-index:3;top:auto!important;height:150svh!important;margin:0 0 64px;pointer-events:auto;touch-action:pan-y}.epw-logo-layer .epw-partner-logo{font-size:12px}}
@media(prefers-reduced-motion:reduce){.epw-logo-layer .epw-partner-logo{will-change:auto}}

/* Editorial wordmarks use distinct brand-like type treatments where logo assets are unavailable. */
.epw-logo-layer .epw-partner-logo.friso{font-family:"Trebuchet MS","Helvetica Neue",sans-serif;font-weight:700;letter-spacing:.005em;text-transform:none}
.epw-logo-layer .epw-partner-logo.byd{font-family:"Arial Narrow","Helvetica Neue",sans-serif;font-weight:800;letter-spacing:.035em}
.epw-logo-layer .epw-partner-logo.huawei{font-family:"Helvetica Neue",Arial,sans-serif;font-weight:800;letter-spacing:.025em}
.epw-logo-layer .epw-partner-logo.louis{font-family:"Times New Roman",Georgia,serif;font-weight:700;letter-spacing:.065em}
.epw-logo-layer .epw-partner-logo.kolon{font-family:"Arial Narrow","Helvetica Neue",Arial,sans-serif;font-weight:800;font-style:italic;letter-spacing:.015em}
.epw-logo-layer .epw-partner-logo.wwf{font-family:Arial,"Helvetica Neue",sans-serif;font-weight:800;letter-spacing:.015em}

/* Phone photo wall: preserve the desktop three-across rhythm at a smaller scale. */
@media(max-width:700px){
 .epw-field{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-content:start;align-items:start;column-gap:8px;row-gap:13px;padding:24px 12px 12svh}
 .epw-field>.epw-image,.epw-field>.epw-image:nth-child(3n+2),.epw-field>.epw-image:nth-child(3n){position:relative!important;left:auto!important;top:auto!important;width:100%!important;min-width:0;margin:0!important;transform-origin:center center;transition:filter .24s ease;z-index:1}
 .epw-field>.epw-image.is-zoomed{transform:scale(1.2)!important;z-index:5;filter:drop-shadow(0 8px 15px rgba(0,0,0,.4))}
 .epw-field>.epw-image img{width:100%;height:auto}
 .epw-title{grid-column:1/-1;width:100%!important;min-height:110px;margin:18px 0 28px}
 .epw-logo-runway{grid-column:1/-1;width:100%}
 .epw-case-content{grid-column:1/-1;display:grid;grid-template-columns:1fr;gap:54px;position:relative;left:auto!important;top:auto!important;width:100%!important;margin:32px 0 0;padding:0 4px;box-sizing:border-box}
 .epw-case-content>.epw-case{width:100%;max-width:440px;margin:0 auto;padding:0}
}
@media(max-width:700px) and (prefers-reduced-motion:reduce){.epw-field>.epw-image{transition:none}}

/* Keep the three case introductions with their three photos in one phone view. */
@media(max-width:700px){
 .epw-case-content{grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(8px,2vw,16px);align-items:start;margin:clamp(10px,2svh,18px) 0 0;padding:0}
 .epw-case-content>.epw-case{width:100%;max-width:none;min-width:0;margin:0;padding:0}
 .epw-case .epw-case-project{margin:0 0 6px;font-size:clamp(9px,2.3vw,12px);line-height:1.3;letter-spacing:0}
 .epw-case .epw-case-outcome{margin:0 0 7px;font-size:clamp(12px,3.1vw,17px);line-height:1.38;letter-spacing:0}
 .epw-case .epw-case-intro{margin:0 0 8px;font-size:clamp(10px,2.55vw,13px);line-height:1.48}
 .epw-case-evidence{gap:3px;margin:0 0 8px}
 .epw-case-evidence li{gap:2px;line-height:1.2}
 .epw-case-evidence strong,.epw-case-evidence .epw-case-price{font-size:clamp(12px,3vw,17px);line-height:1.2;white-space:normal}
 .epw-case-evidence small{font-size:10px}
 .epw-case-evidence li>span{font-size:9px}
 .epw-case-disclosure{gap:4px;font-size:9px;line-height:1.35;letter-spacing:0}
 .epw-disclosure-symbol{font-size:12px}
}

/* Selected collaborations: restrained annotation above a shared paper archive. */
.epw-case-content{row-gap:0}
.epw-case{border-top:1px solid rgba(232,227,217,.25);padding-top:calc(var(--epw-case-offset,0px) + 16px)}
.epw-case .epw-case-project{margin-bottom:12px;font-size:11px;letter-spacing:.12em}
.epw-case .epw-case-outcome{margin-bottom:12px;font-size:clamp(19px,1.65vw,26px);line-height:1.5}
.epw-case .epw-case-intro{margin-bottom:19px;max-width:34ch;font-size:13px;line-height:1.75}
.epw-case-evidence{gap:4px;margin-bottom:18px}
.epw-case-evidence li{display:block;font:400 11px/1.5 "Helvetica Neue","PingFang SC",sans-serif;letter-spacing:.06em;color:rgba(232,227,217,.67)}
.epw-case.is-expanded{border-color:#dfd4be}
.epw-case.is-expanded .epw-case-disclosure{color:#e8e3d9}
/* Focused case text over the existing, softly defocused trio. */
.epw-case-disclosure[hidden]{display:none!important}
.epw-case-content.is-case-focused>.epw-case{filter:blur(5px) brightness(.4);pointer-events:none;user-select:none}
.epw-case-content>.epw-case{transition:filter .55s cubic-bezier(.2,.7,.2,1)}
.epw-field.is-case-focused>.epw-image[data-featured-case]{filter:blur(5px) brightness(.47);pointer-events:none}
.epw-field>.epw-image[data-featured-case]{transition:filter .55s cubic-bezier(.2,.7,.2,1)}
.epw-focus-layer[hidden]{display:none!important}
.epw-focus-layer{position:absolute;inset:0;z-index:8;box-sizing:border-box;min-width:0;padding:clamp(12px,1.8vw,25px) clamp(16px,3vw,42px);color:#ede8dd;opacity:0;transform:translateY(10px);pointer-events:none;transition:opacity .35s ease .11s,transform .35s ease .11s}
.epw-focus-layer.is-visible{opacity:1;transform:none;pointer-events:auto}
.epw-focus-close{position:absolute;right:clamp(16px,3vw,42px);top:clamp(12px,1.8vw,25px);border:0;background:none;padding:4px 0;color:rgba(237,232,221,.85);font:400 11px/1.5 "Helvetica Neue","PingFang SC",sans-serif;letter-spacing:.1em;cursor:pointer}
.epw-focus-close:hover,.epw-focus-close:focus-visible{color:#fff}
.epw-focus-close:focus-visible{outline:1px solid #ede8dd;outline-offset:5px}
.epw-focus-copy{width:min(620px,calc(100% - 110px));max-height:calc(100% - 15px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:rgba(237,232,221,.4) transparent}
.epw-focus-group+.epw-focus-group{margin-top:clamp(18px,2.1vw,28px)}
.epw-focus-group h4{margin:0 0 10px;color:rgba(237,232,221,.66);font:500 10px/1.5 "Helvetica Neue","PingFang SC",sans-serif;letter-spacing:.14em}
.epw-focus-group p{margin:0;color:#ede8dd;font:400 clamp(13px,1vw,15px)/1.78 "Noto Serif SC","Songti SC",serif;text-wrap:pretty}
.epw-focus-group p+p{margin-top:.75em}
html[data-lang="en"] .epw-focus-group p{font-family:'VT Newsreader',Georgia,serif}
@media(max-width:700px){
 .epw-case-content{grid-template-columns:repeat(3,minmax(0,1fr));column-gap:clamp(7px,2vw,12px);row-gap:0;margin-top:clamp(10px,2svh,18px);padding:0}
 .epw-case-content>.epw-case{max-width:none;min-width:0;padding:13px 0 0;margin:0;border-top:1px solid rgba(232,227,217,.25)}
 .epw-case .epw-case-project{font-size:clamp(8px,2.2vw,10px);line-height:1.35;margin-bottom:8px;letter-spacing:.02em}
 .epw-case .epw-case-outcome{font-size:clamp(12px,3.05vw,15px);line-height:1.45;margin-bottom:9px}
 .epw-case .epw-case-intro{font-size:clamp(10px,2.65vw,12px);line-height:1.55;max-width:none;margin-bottom:10px}
 .epw-case-evidence{display:flex;flex-direction:column;gap:3px;margin-bottom:10px}
 .epw-case-evidence li{font-size:clamp(9px,2.3vw,10px);line-height:1.45}
 .epw-case-disclosure{gap:3px;font-size:clamp(9px,2.2vw,10px);line-height:1.4;letter-spacing:0}
 .epw-focus-layer{position:fixed;inset:max(6svh,env(safe-area-inset-top,24px)) 12px max(6svh,env(safe-area-inset-bottom,24px));z-index:30;display:flex;flex-direction:column;max-width:620px;margin:0 auto;padding:16px 18px 20px;border:0;background:transparent;box-shadow:none;overflow:hidden}
 .epw-focus-close{position:relative;top:auto;right:auto;align-self:flex-end;flex:none;min-height:40px;padding:4px 0}
 .epw-focus-copy{width:100%;max-height:none;min-height:0;flex:1;overflow-y:auto;padding:12px 0 8px}
 .epw-focus-group p{font-size:13px;line-height:1.75}
 .epw-case-content.is-case-focused>.epw-case{filter:blur(3px) brightness(.5)}
 .epw-field.is-case-focused>.epw-image[data-featured-case]{filter:blur(3px) brightness(.55)}
}
@media(prefers-reduced-motion:reduce){.epw-case-content>.epw-case,.epw-field>.epw-image[data-featured-case],.epw-focus-layer{transition:none!important;transform:none!important}}
/* Leave only a reading margin after the third case before the next block. */
@media(max-width:700px){.epw-field{padding-bottom:32px}}

/* English copy for the three collaboration cases. */
@font-face{font-family:"VT Roboto Mono";src:url("../fonts/roboto-mono.ttf") format("truetype");font-style:normal;font-weight:100 900;font-display:swap}
html[data-lang="en"] #elasticPhotoWall .epw-case[data-case="leica"] :is(.epw-case-project,.epw-case-outcome,.epw-case-intro,.epw-case-evidence li),
html[data-lang="en"] #elasticPhotoWall .epw-case[data-case="bentley"] :is(.epw-case-project,.epw-case-outcome,.epw-case-intro,.epw-case-evidence li),
html[data-lang="en"] #elasticPhotoWall .epw-case[data-case="lululemon"] :is(.epw-case-project,.epw-case-outcome,.epw-case-intro,.epw-case-evidence li),
html[data-lang="en"] #elasticPhotoWall .epw-focus-group :is(h4,p){font-family:"VT Roboto Mono",monospace}

/* Keep Leica's academy mark inside the shared case-photo frame. */
.epw-field>.epw-image[data-featured-case="leica"]{overflow:hidden}
.epw-field>.epw-image[data-featured-case="leica"] img{width:100%;height:100%;object-fit:cover;object-position:center top}
@media(max-width:700px){
 .epw-field>.epw-image[data-featured-case="leica"]{height:auto!important;aspect-ratio:280/161}
}

/* The three featured photos are case-study controls. */
.epw-field>.epw-image[data-featured-case]{cursor:pointer}
.epw-field>.epw-image[data-featured-case]:focus-visible{outline:2px solid #e8e3d9;outline-offset:5px}

/* Defocus every chapter behind an open case, including the following brand bridge. */
.elastic-photo-wall.is-case-focused::before{content:"";position:fixed;inset:0;z-index:29;background:rgba(5,5,5,.76);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);pointer-events:none}
@media(max-width:700px){.elastic-photo-wall.is-case-focused::before{z-index:29}}

@media(min-width:701px){
 .elastic-photo-wall .epw-focus-layer{position:fixed;inset:clamp(28px,6vh,72px) clamp(20px,6vw,90px);z-index:30;display:flex;flex-direction:column;max-width:820px;margin:0 auto;overflow:hidden}
 .elastic-photo-wall .epw-focus-copy{max-height:none;min-height:0;flex:1}
}

/* Show the photo wall before the identity canvas leaves the viewport. */
.elastic-photo-wall.is-identity-handoff{z-index:93;opacity:1;visibility:visible;pointer-events:none;transition:none}
body:has(.elastic-photo-wall.is-identity-handoff) #unDepthSequence{z-index:92}

/* Keep the original Xiaohongshu lettering while the red tile blends into the black wall. */
.epw-logo-layer .epw-partner-logo.xiaohongshu{position:absolute;width:64px;height:34px;overflow:hidden}
.epw-logo-layer .epw-partner-logo.xiaohongshu img{position:absolute;left:50%;top:50%;display:block;width:64px;height:64px;max-width:none;object-fit:contain;transform:translate(-50%,-50%);filter:grayscale(1) brightness(.7) contrast(6);mix-blend-mode:screen}
@media(max-width:700px){.epw-logo-layer .epw-partner-logo.xiaohongshu{width:58px;height:34px}.epw-logo-layer .epw-partner-logo.xiaohongshu img{width:58px;height:58px}}