.wt:not(.wt--stacked){--chapter-len:160svh;height:calc(var(--chapters) * var(--chapter-len) + 100svh);padding-top:0;position:relative}.wt--5{--chapters:5}.wt--2{--chapters:2}:root:has(.wt[data-snap=all]:not(.wt--stacked)){scroll-snap-type:y mandatory}@media (pointer:coarse){:root:has(.wt[data-snap=touch]:not(.wt--stacked)){scroll-snap-type:y mandatory}}.wt:not(.wt--stacked) .wt__snaps{pointer-events:none;display:block;position:absolute;inset:0}.wt__snap{scroll-snap-align:start;scroll-snap-stop:always;width:1px;height:1px;position:absolute;left:0}.wt__snap:first-child{top:0}.wt__snap:nth-child(2){top:calc(1.5 * var(--chapter-len))}.wt__snap:nth-child(3){top:calc(2.5 * var(--chapter-len))}.wt__snap:nth-child(4){top:calc(3.5 * var(--chapter-len))}.wt__snap:nth-child(5){top:calc(4.5 * var(--chapter-len))}.wt:not(.wt--stacked):not([data-snap=off])~.after-intro{scroll-snap-align:start}.wt:not(.wt--stacked) .wt__frame{background:var(--bg);height:100svh;position:sticky;top:0;overflow:hidden}.wt:not(.wt--stacked) .wt__canvas{opacity:0;width:100%;height:100%;transition:opacity .9s var(--ease-out);display:block;position:absolute;inset:0}.wt.wt--live:not(.wt--stacked) .wt__canvas{opacity:1}.wt:not(.wt--stacked) .wt__frame:before{content:"";z-index:1;pointer-events:none;background:linear-gradient(180deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 90%, transparent) 40%, transparent 64%);position:absolute;inset:0}@media (width>=960px){.wt:not(.wt--stacked) .wt__frame:before{background:linear-gradient(90deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 85%, transparent) 34%, transparent 58%)}}.wt:not(.wt--stacked) .wt__frame:after{content:"";z-index:1;pointer-events:none;background:linear-gradient(0deg, var(--bg) 30%, transparent);height:6rem;position:absolute;bottom:0;left:0;right:0}.wt:not(.wt--stacked) .wt__chapters{z-index:2;height:100%;display:grid;position:relative}.wt:not(.wt--stacked) .wt__chapter{padding:calc(var(--header-h) + clamp(2rem, 1rem + 5vh, 4.5rem)) 0 0;opacity:0;transition:opacity var(--fade) var(--ease-out), transform var(--fade) var(--ease-out);pointer-events:none;border:0;grid-area:1/1;display:block;transform:translateY(10px)}.wt:not(.wt--stacked) .wt__chapter.is-active{opacity:1;pointer-events:auto;transform:none}.wt:not(.wt--stacked) .wt__copy{z-index:0;position:relative}.wt:not(.wt--stacked) .wt__copy:before{content:"";z-index:-1;pointer-events:none;background:linear-gradient(180deg, color-mix(in srgb, var(--bg) 92%, transparent) calc(100% - 5rem), transparent);position:absolute;inset:-100vh -100vw -5rem}@media (width>=960px){.wt:not(.wt--stacked) .wt__copy:before{background:linear-gradient(90deg, color-mix(in srgb, var(--bg) 90%, transparent) calc(100% - 9rem), transparent);inset:-100vh -9rem -100vh -100vw}}.wt:not(.wt--stacked) .wt__chapter.is-active .wt__copy{pointer-events:auto}.wt:not(.wt--stacked) .wt__figure{display:none}.wt:not(.wt--stacked) .wt__marker[hidden]{z-index:3;padding:var(--s-10) 0 clamp(.75rem, 2.5vh, 1.75rem);color:var(--muted);background:linear-gradient(0deg, var(--bg) 0%, var(--bg) calc(100% - var(--s-10)), transparent);display:block;position:absolute;bottom:0;left:0;right:0}.wt__marker-row{align-items:center;column-gap:var(--s-6);row-gap:var(--s-1);flex-wrap:wrap;display:flex}.wt__marker [data-wt-current]{color:var(--ink)}.wt__note{flex-basis:100%;order:-1}.wt__skip{min-height:44px;color:var(--muted);text-decoration:underline;text-decoration-color:var(--line-strong);text-underline-offset:.25em;align-items:center;display:inline-flex}.wt__skip:hover{color:var(--ink);text-decoration-color:currentColor}@media (width>=768px){.wt__note{text-align:right;flex-basis:auto;order:0;margin-left:auto}}@media (width>=960px){.wt:not(.wt--stacked) .wt__chapter{padding-top:var(--header-h);align-items:center;display:flex}.wt:not(.wt--stacked) .wt__chapter .wt__inner{display:block}.wt:not(.wt--stacked) .wt__copy{max-width:36rem}}.wt__canvas{--room-fov:74;--room-cx:0;--room-cy:-.12}@media (width>=768px){.wt__canvas{--room-fov:58;--room-cx:.1;--room-cy:0}}@media (width>=960px){.wt__canvas{--room-fov:52;--room-cx:.17;--room-cy:0}}