/* Shared layout ONLY. Historical engines are separately loaded as unmodified blobs. */
:root{color-scheme:dark;background:#050b13;color:#e8f6ff;font-family:system-ui,-apple-system,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100svh;background:#050b13}a{color:inherit}button{font:inherit}
.lab-head{position:relative;z-index:100;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:14px max(16px,calc((100vw - 1200px)/2));background:#081622;border-bottom:1px solid #77c9ee35}
.lab-title{font-weight:800;letter-spacing:.12em;font-size:14px}.lab-sub{font:600 11px ui-monospace,monospace;color:#a7bccc}.lab-nav{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.lab-nav a,.lab-btn{border:1px solid #84d8ef55;background:#112736;border-radius:999px;padding:10px 14px;text-decoration:none;color:#cff3ff;font-size:12px;cursor:pointer}
.lab-nav a[aria-current=page],.lab-btn:hover{border-color:#7fe6ff;background:#24506a;color:white}
.lab-controls{position:relative;z-index:75;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;max-width:1200px;margin:auto;padding:12px 16px}
.lab-status{font:500 12px/1.7 ui-monospace,monospace;color:#a6cddd}
.lab-note{color:#95b4c9;font-size:12px;line-height:1.5;margin:0}
main{display:block;max-width:1200px;margin:0 auto;padding:0 16px 65px}
main section.app-window{position:relative;min-width:0}
#top.hero{min-height:min(75svh,650px);display:grid;align-items:center;isolation:isolate;overflow:hidden;border:1px solid #73bfd133;border-radius:22px;margin-top:10px;background:#0d1b2d}
#top .hero-art{position:absolute;inset:0;display:block;width:100%;height:100%;object-fit:cover;opacity:.82}
#top .hero-caption{position:relative;z-index:10;pointer-events:none;max-width:440px;margin:20px;padding:22px;background:#02101ccc;border:1px solid #84d8ff55;border-radius:18px;backdrop-filter:blur(5px)}
#top h1{font-size:clamp(26px,5vw,54px);line-height:1.05;margin:0 0 12px}#top p{margin:0;color:#c6dce7;line-height:1.6}
#portfolio{padding:42px 0 80px;min-height:100svh}
#portfolio h2{font-size:clamp(27px,4vw,45px);margin:0 0 7px}#portfolio .kicker{letter-spacing:.2em;font-size:11px;color:#9eddeb;font-weight:800;margin:0 0 9px}
.gallery-rail{display:flex;gap:18px;max-width:100%;overflow-x:auto;scroll-snap-type:x mandatory;padding:18px 2px 26px}
.gallery-rail-card{flex:0 0 clamp(230px,28vw,330px);width:clamp(230px,28vw,330px);height:clamp(290px,39vw,420px);position:relative;isolation:isolate;overflow:hidden;scroll-snap-align:center;border:1px solid #92e8ff66;border-radius:18px;background:#192d3c;padding:0;cursor:zoom-in;box-shadow:0 14px 34px #0008;text-align:left}
.gallery-rail-card>img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;max-width:none}
.gallery-rail-card .card-label{z-index:7;position:absolute;bottom:0;left:0;right:0;padding:40px 15px 14px;background:linear-gradient(transparent,#020911f5);color:#effbff;pointer-events:none;display:grid;gap:3px}
.card-label strong{font-size:14px}.card-label small{color:#a6c5d2;font-size:11px}
#lightbox{inset:0;width:min(94vw,900px);max-width:900px;max-height:92svh;background:#071420;color:white;border:1px solid #83d9f3;border-radius:20px;padding:20px;overflow:visible;box-shadow:0 30px 80px #000d}
#lightbox::backdrop{background:#000d;backdrop-filter:blur(6px)}
#lightboxImage{display:block;width:auto;max-width:100%;max-height:72svh;height:auto;margin:auto;object-fit:contain;border-radius:10px}
#lightbox .close{position:absolute;z-index:8;right:8px;top:8px;border-radius:100px;border:1px solid #90d5ea;background:#091a2c;color:#fff;width:42px;height:42px;font-size:25px;cursor:pointer}
#lightbox .detail{margin:8px 0 0;color:#b8dbeb;font-size:12px}
.lab-footer{padding:12px 18px 30px;text-align:center;color:#95b8c8;font:500 11px/1.6 ui-monospace,monospace}
@media(max-width:650px){.lab-head{padding:10px 12px}.lab-title{font-size:12px}.lab-nav a{padding:8px 10px}main{padding:0 12px 38px}#top.hero{min-height:58svh}#top .hero-caption{margin:12px;padding:14px}.gallery-rail-card{flex-basis:78vw;width:78vw;height:102vw;max-height:470px}#portfolio{padding-top:30px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* LAB extension only: no archived engine CSS changed */
.pc-spatial-style-picker{display:none!important}
.lab-feature-controls{position:relative;z-index:90;max-width:1200px;margin:0 auto 12px;padding:9px 16px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:#0b2030;border:1px solid #6cc7e433;border-radius:12px}
.lab-feature-controls .lab-feature-title{font:700 11px ui-monospace,monospace;letter-spacing:.08em;color:#92bdcf}
.lab-feature-controls .lab-control-group{display:flex;align-items:center;gap:5px;flex-wrap:wrap}
.lab-feature-controls .lab-opt-btn{border:1px solid #82cde65a;background:#102739;color:#d9f5ff;border-radius:8px;padding:8px 10px;font:600 12px system-ui,-apple-system,sans-serif;cursor:pointer;min-height:34px}
.lab-feature-controls .lab-opt-btn[aria-pressed=true]{border-color:#9eecff;background:#205a78;color:white}
.lab-feature-controls .lab-opt-label{font:500 12px ui-monospace,monospace;color:#a4cad9;display:flex;align-items:center;gap:8px}
.lab-feature-controls input[type=range]{width:112px;accent-color:#7fe2ff}
.lab-enlarged-optic{position:relative;display:table;margin:0 auto;max-width:100%;isolation:isolate;overflow:hidden;border-radius:9px;--lab-x:1.8px;--lab-y:0px}
#labEnlargeImage{display:block;max-width:100%;max-height:min(67svh,760px);width:auto;height:auto;border-radius:9px;object-fit:contain;position:relative;z-index:1}
.lab-eye{position:absolute;z-index:2;inset:0;pointer-events:none;overflow:hidden;contain:paint}
.lab-eye img{display:block;width:100%;height:100%;max-width:none;object-fit:fill;will-change:transform;transform-origin:center}
.lab-enlarged-optic[data-lab-mode=stereo] .lab-eye-a,.lab-enlarged-optic[data-lab-mode=fixed] .lab-eye-a{opacity:.26;-webkit-mask-image:repeating-linear-gradient(90deg,#000 0 2px,transparent 2px 4px);mask-image:repeating-linear-gradient(90deg,#000 0 2px,transparent 2px 4px)}
.lab-enlarged-optic[data-lab-mode=stereo] .lab-eye-b{opacity:.19;-webkit-mask-image:repeating-linear-gradient(90deg,transparent 0 2px,#000 2px 4px);mask-image:repeating-linear-gradient(90deg,transparent 0 2px,#000 2px 4px)}
.lab-enlarged-optic[data-lab-mode=fixed] .lab-eye-b{display:none}
.lab-enlarged-optic[data-lab-mode=stereo] .lab-eye-a img,.lab-enlarged-optic[data-lab-mode=fixed] .lab-eye-a img{transform:translate3d(calc(var(--lab-x) * -.85),calc(var(--lab-y) * -.26),0) scale(1.023)}
.lab-enlarged-optic[data-lab-mode=stereo] .lab-eye-b img{transform:translate3d(calc(var(--lab-x) * .72),calc(var(--lab-y) * .18),0) scale(1.022)}
.lab-enlarged-optic[data-lab-mode=depth] .lab-eye-a{opacity:.30;-webkit-mask-image:radial-gradient(ellipse at 50% 48%,#000 0 28%,#000b 42%,transparent 72%);mask-image:radial-gradient(ellipse at 50% 48%,#000 0 28%,#000b 42%,transparent 72%)}
.lab-enlarged-optic[data-lab-mode=depth] .lab-eye-b{opacity:.13;-webkit-mask-image:linear-gradient(#000,#0006);mask-image:linear-gradient(#000,#0006)}
.lab-enlarged-optic[data-lab-mode=depth] .lab-eye-a img{transform:translate3d(calc(var(--lab-x)*-1.08),calc(var(--lab-y)*-.62),0) scale(1.05)}
.lab-enlarged-optic[data-lab-mode=depth] .lab-eye-b img{transform:translate3d(calc(var(--lab-x)*.35),calc(var(--lab-y)*.22),0) scale(1.006)}
.lab-enlarged-optic[data-lab-mode=lenticular] .lab-eye-a{opacity:.32;-webkit-mask-image:repeating-linear-gradient(90deg,#000 0 1px,transparent 1px 3px);mask-image:repeating-linear-gradient(90deg,#000 0 1px,transparent 1px 3px)}
.lab-enlarged-optic[data-lab-mode=lenticular] .lab-eye-b{opacity:.24;-webkit-mask-image:repeating-linear-gradient(90deg,transparent 0 1px,#000 1px 2px,transparent 2px 3px);mask-image:repeating-linear-gradient(90deg,transparent 0 1px,#000 1px 2px,transparent 2px 3px)}
.lab-enlarged-optic[data-lab-mode=lenticular] .lab-eye-a img{transform:translate3d(calc(var(--lab-x)*-1.42),calc(var(--lab-y)*-.18),0) scale(1.035)}
.lab-enlarged-optic[data-lab-mode=lenticular] .lab-eye-b img{transform:translate3d(calc(var(--lab-x)*1.18),calc(var(--lab-y)*.12),0) scale(1.031)}
.lab-enlarged-optic[data-lab-mode=parallax] .lab-eye-a{opacity:.20;-webkit-mask-image:linear-gradient(120deg,#000 0 58%,transparent 82%);mask-image:linear-gradient(120deg,#000 0 58%,transparent 82%)}
.lab-enlarged-optic[data-lab-mode=parallax] .lab-eye-b{opacity:.13;-webkit-mask-image:linear-gradient(300deg,#000 0 44%,transparent 76%);mask-image:linear-gradient(300deg,#000 0 44%,transparent 76%)}
.lab-enlarged-optic[data-lab-mode=parallax] .lab-eye-a img{transform:translate3d(calc(var(--lab-x)*1.35),calc(var(--lab-y)*.85),0) scale(1.045)}
.lab-enlarged-optic[data-lab-mode=parallax] .lab-eye-b img{transform:translate3d(calc(var(--lab-x)*-.72),calc(var(--lab-y)*-.48),0) scale(1.012)}
.lab-enlarged-optic[data-lab-optics=off] .lab-eye{display:none!important}
#lightbox .lab-feature-controls{padding:8px 0;margin:12px auto 0;border:0;background:transparent;position:relative;z-index:10;max-width:100%}
#lightbox{overflow:auto;max-height:94svh}
#lightbox .detail{padding-bottom:6px}
@media(max-width:650px){.lab-feature-controls{margin:0 12px 10px;padding:8px}.lab-feature-controls .lab-opt-btn{padding:7px 8px}#lightbox{padding:14px}#lightbox .lab-feature-controls{margin:9px auto 0}}
@media(prefers-reduced-motion:reduce){.lab-eye img{will-change:auto}}