/* Product and card content sit on one continuous, viewport-sized backdrop. */
html{scrollbar-gutter:stable}
.opening{position:relative;isolation:isolate;--product-travel:0px;--seam-depth:clamp(120px,22svh,180px);--opening-background:radial-gradient(ellipse at 24% 24%,#393a3b66,transparent 56%),radial-gradient(ellipse at 80% 54%,#3032336b,transparent 49%),linear-gradient(135deg,#232425,#1b1c1d 57%,#252627);background:#1e1f20}
.opening #site{background:transparent}
.opening #site .grain,.opening #site .ambient-light{display:none}
.opening #site .atmosphere{mask-image:linear-gradient(to top,transparent,#000 var(--seam-depth))}
.shared-world{position:relative;isolation:isolate}
.shared-world-backdrop{position:sticky;top:0;height:100svh;margin-bottom:-100svh;z-index:-1;pointer-events:none;background:var(--opening-background)}
.shared-world-backdrop::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse at 50% 29%,#ffffff14,transparent 45%),radial-gradient(ellipse at 5% 62%,#c8cbcc0d,transparent 42%),radial-gradient(ellipse at 89% 39%,#e2e4e510,transparent 38%);}
.shared-world-backdrop::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.88' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath fill='%23fff' filter='url(%23n)' opacity='.6' d='M0 0h180v180H0z'/%3E%3C/svg%3E")}
.opening .ep-showcase{background:transparent}
.opening .ep-showcase::before,.opening .ep-showcase::after{content:none}
.product-story{position:relative;scroll-margin-top:0}
.product-pin,#product-mount{position:relative}
.product-guide{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:8;display:flex;align-items:center;gap:18px;white-space:nowrap}.product-scroll-hint{display:none;font-size:9px;letter-spacing:.12em;color:#90978f}.opening-scroll .product-scroll-hint{display:block}.product-continue{display:flex;align-items:center;gap:12px;font-size:9px;letter-spacing:.12em;color:#aab0a7;padding:12px 4px;white-space:nowrap}
.product-continue svg{width:14px;height:14px;transition:transform .25s}.product-continue:hover{color:#eeeede}.product-continue:hover svg{transform:translateY(3px)}
.opening-scroll .product-story{height:calc(100svh + var(--product-travel))}
.opening-scroll .product-pin{position:sticky;top:0;height:100svh}
.opening-scroll .ep-showcase{height:100svh;min-height:0;max-height:none}
body.product-reading{overflow:hidden}
.opening-reading .product-guide{visibility:hidden}
@media(max-width:760px){.product-guide{bottom:35px}.product-continue{font-size:8px}}

@media(min-width:761px) and (min-height:620px){.opening-pointer .ep-showcase{height:100svh;min-height:0;max-height:none}}