.observatory{position:relative;isolation:isolate;width:100vw;max-width:none;margin-inline:calc(50% - 50vw);overflow:clip;color:var(--color-foreground-soft);background:var(--component-canvas-bg);font-family:var(--font-sans)}.observatory *,.observatory *:before,.observatory *:after{box-sizing:border-box}.observatory a{color:inherit}.observatory-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.observatory-skip-link{position:fixed;inset-block-start:var(--space-3);inset-inline-start:var(--space-3);z-index:100;padding:var(--space-3) var(--space-4);border-radius:var(--radius-sm);color:var(--component-button-primary-text);background:var(--component-button-primary-bg);box-shadow:var(--shadow-md);transform:translateY(calc(-100% - var(--space-6)));transition:transform var(--motion-duration-fast) 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.observatory-world-plate{transform:scale(1.16) translate3d(-5%,-2%,0)}.observatory-canvas{z-index:1;display:block;opacity:0;transition:opacity var(--motion-duration-cinematic) var(--motion-ease-out)}.observatory-poster-field{z-index:2;overflow:hidden;opacity:1;transition:opacity var(--motion-duration-cinematic) var(--motion-ease-out),filter var(--motion-duration-cinematic) var(--motion-ease-out)}.observatory-poster-field:before{content:"";position:absolute;inset:-20%;background:radial-gradient(circle at 72% 34%,color-mix(in oklch,var(--scene-signal-color) 22%,transparent),transparent 28%),radial-gradient(circle at 18% 18%,color-mix(in oklch,var(--scene-orbit-color) 16%,transparent),transparent 32%),radial-gradient(circle at 58% 82%,color-mix(in oklch,var(--scene-afterlight-color) 11%,transparent),transparent 30%)}.observatory-poster-avatar{position:absolute;z-index:2;inset-block-end:-13vh;inset-inline-end:clamp(-8rem,-3vw,-1rem);width:min(54vw,46rem);max-width:none;height:auto;border-radius:0;object-fit:contain;opacity:1;filter:drop-shadow(0 2rem 5rem color-mix(in oklch,var(--scene-signal-color) 18%,transparent));transition:opacity var(--motion-duration-cinematic) var(--motion-ease-out),filter var(--motion-duration-cinematic) var(--motion-ease-out)}.observatory[data-avatar-state=ready] .observatory-poster-avatar{opacity:0;filter:blur(var(--motion-distance-sm))}.observatory-character-layer{position:absolute;inset-block-end:-6vh;inset-inline-end:clamp(-4rem,-1vw,1rem);z-index:2;width:min(42vw,46svh,30rem);aspect-ratio:1 / 2;opacity:0;transform:translate3d(0,1.5rem,0);transition:opacity var(--motion-duration-cinematic) var(--motion-ease-out),transform var(--motion-duration-cinematic) var(--motion-ease-out),inset-inline-end .56s var(--motion-ease-out)}.observatory[data-avatar-state=ready] .observatory-character-layer{opacity:1;transform:translateZ(0)}@media(min-width:821px){.observatory[data-active-chapter=embodiment] .observatory-character-layer{inset-inline-end:calc(100vw - min(42vw,46svh,30rem) - clamp(2.5rem,7vw,7rem))}}.observatory-character-pose{position:absolute;inset:0;display:block;width:100%;height:100%;max-width:none;object-fit:contain;object-position:center bottom;opacity:0;filter:blur(.22rem) drop-shadow(0 2rem 4rem color-mix(in oklch,var(--scene-signal-color) 22%,transparent));transform:translate3d(0,.8rem,0) scale(.82);transform-origin:center bottom;transition:opacity .36s var(--motion-ease-out),filter .36s var(--motion-ease-out),transform .36s var(--motion-ease-out);will-change:opacity,filter,transform}.observatory-character-pose.is-active,.observatory-character-pose[data-pose-state=settled],.observatory-character-pose[data-pose-state=arriving]{opacity:1;filter:blur(0) drop-shadow(0 2rem 4rem color-mix(in oklch,var(--scene-signal-color) 28%,transparent));transform:translateZ(0) scale(1)}.observatory-character-pose[data-pose-state=leaving]{opacity:0;filter:blur(.38rem) drop-shadow(0 1rem 2rem color-mix(in oklch,var(--scene-signal-color) 14%,transparent));transform:translate3d(0,1.2rem,0) scale(.78);transition-duration:.22s}.observatory-character-pose[data-pose-state=entering]{opacity:0;filter:blur(.22rem) drop-shadow(0 1rem 2rem color-mix(in oklch,var(--scene-signal-color) 18%,transparent));transform:translate3d(0,.8rem,0) scale(.82);transition:none}:root[data-motion=reduced] .observatory-character-layer,:root[data-motion=reduced] .observatory-character-pose{transition:none}.observatory-poster-moon{position:absolute;inset-block-start:9vh;inset-inline-start:7vw;width:clamp(10rem,23vw,23rem);aspect-ratio:1;border:var(--line-hairline) solid color-mix(in oklch,var(--scene-particle-base) 24%,transparent);border-radius:var(--radius-full);background:radial-gradient(circle at 34% 32%,color-mix(in oklch,var(--scene-particle-base) 42%,transparent),transparent 8%),radial-gradient(circle at 62% 58%,color-mix(in oklch,var(--scene-fog-color) 38%,transparent),transparent 19%),color-mix(in oklch,var(--scene-particle-base) 14%,transparent);box-shadow:0 0 5rem color-mix(in oklch,var(--scene-orbit-color) 11%,transparent)}.observatory-poster-orbit{position:absolute;inset-block-start:45%;inset-inline-start:50%;border:var(--line-hairline) solid color-mix(in oklch,var(--scene-orbit-color) 25%,transparent);border-radius:var(--radius-full);transform:translate(-50%,-50%) rotate(-13deg)}.observatory-poster-orbit--outer{width:min(86vw,76rem);height:min(36vw,29rem)}.observatory-poster-orbit--inner{width:min(59vw,50rem);height:min(23vw,18rem);transform:translate(-50%,-50%) rotate(21deg);border-color:color-mix(in oklch,var(--scene-metal-color) 23%,transparent)}.observatory-visual-vignette{z-index:3;background:linear-gradient(90deg,color-mix(in oklch,var(--color-background-deep) 76%,transparent),transparent 58%),linear-gradient(180deg,color-mix(in oklch,var(--color-background-deep) 48%,transparent),transparent 26%,color-mix(in oklch,var(--color-background-deep) 68%,transparent))}.observatory[data-resolved-theme=light] .observatory-visual-vignette{background:linear-gradient(90deg,color-mix(in oklch,var(--color-background-deep) 48%,transparent),transparent 60%),linear-gradient(180deg,color-mix(in oklch,var(--color-background-deep) 28%,transparent),transparent 28%,color-mix(in oklch,var(--color-background-deep) 52%,transparent))}.observatory-visual-grid{z-index:4;opacity:.14;background-image:linear-gradient(color-mix(in oklch,var(--color-border) 36%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in oklch,var(--color-border) 36%,transparent) 1px,transparent 1px);background-size:clamp(3rem,7vw,7rem) clamp(3rem,7vw,7rem);mask-image:linear-gradient(90deg,transparent,transparent 35%,var(--color-background) 100%)}.observatory[data-render-state=ready] .observatory-canvas,.observatory[data-render-state=suspended] .observatory-canvas,.observatory[data-render-state=degraded] .observatory-canvas{opacity:1}.observatory[data-render-state=ready] .observatory-poster-field,.observatory[data-render-state=suspended] .observatory-poster-field{opacity:0;filter:blur(var(--motion-distance-md))}.observatory[data-render-state=degraded] .observatory-poster-field{opacity:.34}.observatory-nav-shell{position:fixed;inset-block-start:var(--space-4);inset-inline:var(--layout-page-inline);z-index:45;display:grid;grid-template-columns:minmax(10rem,1fr) auto minmax(10rem,1fr);align-items:center;gap:var(--space-4);min-height:3.5rem;padding:var(--space-2) var(--space-3);border:var(--line-hairline) solid var(--component-nav-border);border-radius:var(--radius-lg);background:var(--component-nav-bg);box-shadow:var(--shadow-sm);backdrop-filter:var(--glass-blur-regular) saturate(1.14)}.observatory-brand{display:inline-flex;align-items:center;gap:var(--space-3);width:max-content;text-decoration:none}.observatory-brand-mark{position:relative;width:1.9rem;aspect-ratio:1;border:var(--line-hairline) solid var(--scene-orbit-color);border-radius:var(--radius-full)}.observatory-brand-mark:before,.observatory-brand-mark:after{content:"";position:absolute;inset:50%;border-radius:var(--radius-full);transform:translate(-50%,-50%)}.observatory-brand-mark:before{width:.55rem;aspect-ratio:1;background:var(--scene-signal-color);box-shadow:0 0 1.2rem color-mix(in oklch,var(--scene-signal-color) 66%,transparent)}.observatory-brand-mark:after{width:2.4rem;height:.75rem;border:var(--line-hairline) solid color-mix(in oklch,var(--scene-metal-color) 55%,transparent);transform:translate(-50%,-50%) rotate(-19deg)}.observatory-brand>span:last-child{display:grid;line-height:1.05}.observatory-brand strong{color:var(--color-foreground);font-family:var(--font-display);font-size:var(--text-sm);letter-spacing:.02em}.observatory-brand small{color:var(--color-muted);font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.08em;text-transform:uppercase}.observatory-chapter-nav ol{display:flex;align-items:center;gap:var(--space-1);padding:0;margin:0;list-style:none}.observatory-chapter-nav a{position:relative;display:grid;grid-template-columns:auto 0fr;align-items:center;gap:0;min-width:2.25rem;min-height:2.25rem;padding-inline:var(--space-2);overflow:hidden;border-radius:var(--radius-sm);color:var(--color-muted);text-decoration:none;transition:color var(--motion-duration-fast) var(--motion-ease-out),background var(--motion-duration-fast) var(--motion-ease-out),grid-template-columns var(--motion-duration-normal) var(--motion-ease-out),gap var(--motion-duration-normal) var(--motion-ease-out)}.observatory-chapter-nav a span{font-family:var(--font-mono);font-size:var(--text-xs);font-variant-numeric:tabular-nums}.observatory-chapter-nav a strong{min-width:0;overflow:hidden;font-size:var(--text-xs);font-weight:600;white-space:nowrap}.observatory-chapter-nav a[aria-current=location]{grid-template-columns:auto 1fr;gap:var(--space-2);color:var(--color-foreground);background:color-mix(in oklch,var(--component-nav-active) 13%,transparent)}.observatory-chapter-nav a[aria-current=location]:after{content:"";position:absolute;inset-inline:var(--space-2);inset-block-end:0;height:var(--line-emphasis);border-radius:var(--radius-full);background:var(--component-nav-active)}.observatory-nav-actions{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-2)}.observatory-control{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-width:2.75rem;min-height:2.75rem;padding:var(--space-2) var(--space-3);border:var(--line-hairline) solid transparent;border-radius:var(--radius-sm);color:var(--component-audio-control-text);background:transparent;font:inherit;font-size:var(--text-xs);text-decoration:none;cursor:pointer;transition:color var(--motion-duration-fast) var(--motion-ease-out),border-color var(--motion-duration-fast) var(--motion-ease-out),background var(--motion-duration-fast) var(--motion-ease-out)}.observatory-control:hover,.observatory-control:active,.observatory-control[aria-pressed=true]{color:var(--color-foreground);border-color:var(--component-button-border);background:var(--component-audio-control-bg)}.observatory-control-symbol{display:inline-flex;align-items:center;justify-content:center;min-width:1rem;color:var(--scene-orbit-color);font-size:var(--text-lg);line-height:1}.observatory-theme-symbol{width:.9rem;aspect-ratio:1;border:var(--line-hairline) solid currentColor;border-radius:var(--radius-full);background:linear-gradient(90deg,currentColor 50%,transparent 50%)}.observatory-audio{display:flex;align-items:center}.observatory-audio-toggle{min-width:2.75rem}.observatory-sound-wave{display:block;width:var(--line-emphasis);height:.45rem;border-radius:var(--radius-full);background:currentColor;transform:scaleY(.42);transition:transform var(--motion-duration-normal) var(--motion-ease-out)}.observatory-sound-wave:nth-child(2){height:.85rem}.observatory-audio[data-audio-state=playing] .observatory-sound-wave:first-child,.observatory-audio[data-audio-state=playing] .observatory-sound-wave:last-child{transform:scaleY(.72)}.observatory-audio[data-audio-state=playing] .observatory-sound-wave:nth-child(2){transform:scaleY(1)}.observatory-volume{display:grid;width:0;overflow:hidden;opacity:0;transition:width var(--motion-duration-normal) var(--motion-ease-out),opacity var(--motion-duration-normal) var(--motion-ease-out)}.observatory-audio:focus-within .observatory-volume,.observatory-audio[data-audio-state=playing] .observatory-volume,.observatory-audio[data-audio-state=suspended] .observatory-volume{width:4.5rem;opacity:1}.observatory-volume input{width:4rem;accent-color:var(--component-avatar-signal)}.observatory :where(a,button,input):focus-visible{outline:var(--line-emphasis) solid var(--component-button-focus-ring);outline-offset:.2rem}.observatory-chapters{position:relative;z-index:2}.observatory-chapter{position:relative;display:grid;align-items:center;min-height:112svh;padding:var(--layout-section-block) var(--layout-page-inline);scroll-margin-top:var(--space-32)}.observatory-chapter--orchestrate,.observatory-chapter--afterlight{align-items:center}.observatory-chapter:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.22;background:linear-gradient(180deg,transparent,color-mix(in oklch,var(--color-background-deep) 55%,transparent),transparent)}.observatory-chapter-frame{position:relative;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--layout-grid-gap);width:min(100%,var(--layout-cinematic-width));margin-inline:auto}.observatory[data-render-state=ready] .observatory-chapter-frame>*{transition:opacity var(--motion-duration-cinematic) var(--motion-ease-out),transform var(--motion-duration-cinematic) var(--motion-ease-out),filter var(--motion-duration-slow) var(--motion-ease-out)}.observatory[data-render-state=ready] .observatory-chapter:not(.is-active) .observatory-chapter-frame>*{opacity:.48;filter:saturate(.72);transform:translateY(var(--motion-distance-md))}.observatory-chapter-frame--leading>*{grid-column:1 / span 6}.observatory-chapter-frame--trailing>*{grid-column:7 / -1}.observatory-chapter-frame--wide>*{grid-column:1 / -1}.observatory-chapter-frame--orchestrate{align-items:start}.observatory-chapter-frame--orchestrate>.observatory-copy{grid-column:1 / span 5;grid-row:1 / span 2;padding-inline-end:var(--space-4)}.observatory-chapter-frame--orchestrate>.observatory-entry-stack{grid-column:6 / span 5;grid-row:1;align-self:center;margin-block-start:0}.observatory-chapter-frame--orchestrate>.observatory-text-link{grid-column:6 / span 5;grid-row:2;margin-block-start:var(--space-3)}.observatory-chapter-frame--afterlight{align-items:start}.observatory-chapter-frame--afterlight>.observatory-section-heading{grid-column:1 / span 4;grid-row:1}.observatory-chapter-frame--afterlight>.observatory-afterlight-layout{grid-column:5 / -1;grid-row:1 / span 2}.observatory-chapter-frame--afterlight>.observatory-final-signal{grid-column:1 / span 4;grid-row:2;align-self:end}.observatory-chapter-frame--afterlight .observatory-section-heading h2{font-size:clamp(2.35rem,3.7vw,4.35rem)}.observatory-copy,.observatory-section-heading{display:grid;gap:var(--space-5);align-content:center;max-width:47rem}.observatory-copy--hero{max-width:50rem}.observatory-copy h1,.observatory-copy 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span{color:var(--color-foreground-soft);font-weight:600}.observatory-lede{max-width:34ch;margin:0;color:var(--color-foreground);font-family:var(--font-display);font-size:var(--text-2xl);line-height:var(--leading-heading);text-wrap:balance}.observatory-description,.observatory-section-heading>p:last-child{max-width:62ch;margin:0;color:var(--color-foreground-soft);font-size:var(--text-base);line-height:var(--leading-body)}.observatory-actions{display:flex;flex-wrap:wrap;gap:var(--space-3);margin-block-start:var(--space-3)}.observatory-button{display:inline-flex;align-items:center;justify-content:center;min-height:2.75rem;padding:var(--space-3) var(--space-5);border:var(--line-hairline) solid var(--component-button-border);border-radius:var(--radius-sm);font-size:var(--text-sm);font-weight:600;text-decoration:none;transition:transform var(--motion-duration-fast) var(--motion-ease-out),background var(--motion-duration-fast) var(--motion-ease-out)}.observatory-button:hover{transform:translateY(calc(-1 * var(--motion-distance-sm)))}.observatory-button:active{transform:translateY(0) scale(.98)}.observatory-button--primary{color:var(--component-button-primary-text);background:var(--component-button-primary-bg)}.observatory-button--primary:hover{color:var(--component-button-primary-text);background:var(--component-button-primary-bg-hover)}.observatory-button--secondary{color:var(--component-button-secondary-text);background:var(--component-button-secondary-bg)}.observatory-coordinate{grid-column:9 / -1!important;align-self:end;justify-self:end;display:grid;gap:var(--space-1);padding-inline-start:var(--space-4);border-inline-start:var(--line-hairline) solid var(--scene-metal-color);font-family:var(--font-mono);text-align:end}.observatory-coordinate span,.observatory-coordinate small{color:var(--color-muted);font-size:var(--text-xs);letter-spacing:.08em}.observatory-coordinate strong{color:var(--color-foreground);font-size:var(--text-lg);font-variant-numeric:tabular-nums}.observatory-scroll-cue{position:absolute;inset-block-end:var(--space-8);inset-inline-start:50%;display:flex;align-items:center;gap:var(--space-3);min-height:2.75rem;color:var(--color-muted);font-family:var(--font-mono);font-size:var(--text-xs);text-decoration:none;transform:translate(-50%)}.observatory-panel{position:relative;padding:clamp(var(--space-6),4vw,var(--space-10));border:0;border-radius:0;background:var(--component-field-bg);box-shadow:none;backdrop-filter:none}.observatory-panel:before,.observatory-panel:after{content:"";position:absolute;pointer-events:none;background:var(--component-field-edge)}.observatory-panel:before{inset-block-start:0;inset-inline-start:0;inline-size:min(72%,34rem);block-size:var(--line-hairline)}.observatory-panel:after{inset-block-start:0;inset-inline-start:0;inline-size:var(--line-hairline);block-size:min(68%,18rem);background:linear-gradient(180deg,var(--color-secondary),transparent)}.observatory-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-5);padding:0;margin:var(--space-3) 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