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(min-width:900px){.v3d-ac-scene-bubbles{position:absolute;inset:0;display:block;margin-top:0;pointer-events:none}.v3d-ac-scene-bubbles .v3d-ac-bubble{position:absolute;max-width:30%;pointer-events:auto}.v3d-ac-scene-bubbles .v3d-ac-bubble:first-child{left:2%;top:8%;transform:rotate(-2deg)}.v3d-ac-scene-bubbles .v3d-ac-bubble:nth-child(2){right:2%;top:4%;transform:rotate(2deg)}.v3d-ac-scene-bubbles .v3d-ac-bubble:nth-child(3){left:3%;bottom:4%;transform:rotate(1deg)}.v3d-ac-scene-bubbles .v3d-ac-bubble:nth-child(4){right:2%;bottom:6%;transform:rotate(3deg)}.v3d-ac-scene-bubbles .v3d-ac-bubble:nth-child(2):after,.v3d-ac-scene-bubbles .v3d-ac-bubble:nth-child(4):after{left:auto;right:22px}}.v3d-ac-scene-svg{display:block;width:100%}.v3d-ac-day-arc{display:none}@media (min-width:640px){.v3d-ac-day-arc{display:block;width:100%}}.v3d-ac-stations{display:flex;flex-direction:column;gap:1.6rem}@media (min-width:640px){.v3d-ac-stations{display:grid;grid-template-columns:repeat(5,1fr);gap:.9rem}}.v3d-ac-station{position:relative;display:flex;flex-direction:column;gap:.5rem}.v3d-ac-station-time{font-family:JetBrains Mono,ui-monospace,monospace;font-size:var(--fs-body);font-weight:700;color:var(--ink-2)}.v3d-ac-before{display:flex;align-items:center;gap:.5rem;padding:.5rem .65rem;border:1px dashed var(--line-2);border-radius:10px;background:var(--surface-2);color:var(--muted);font-size:var(--fs-caption);line-height:1.45}.v3d-ac-before svg{flex-shrink:0}.v3d-ac-after{flex:1;display:flex;flex-direction:column;gap:.45rem;padding:.8rem .75rem;border:1px solid var(--line);border-radius:12px;background:var(--surface);box-shadow:var(--sh-sm);transition:transform .3s cubic-bezier(.2,.7,.2,1),box-shadow .3s ease}.v3d-ac-after:hover{transform:translateY(-3px);box-shadow:var(--sh-md)}.v3d-ac-after-label{font-size:var(--fs-body);font-weight:700;line-height:1.5;color:var(--ink)}.v3d-ac-after-tool{font-family:JetBrains Mono,ui-monospace,monospace;font-size:var(--fs-caption);color:var(--faint)}.v3d-ac-station-arrow{align-self:center;color:var(--ai)}@media (max-width:639px){.v3d-ac-station{padding-left:3rem}.v3d-ac-station-time{position:absolute;left:0;top:0;display:grid;place-items:center;width:2.4rem;height:2.4rem;border-radius:999px;background:var(--surface);border:1.5px solid var(--amber);box-shadow:0 0 0 3px var(--amber-soft);color:var(--amber);font-size:var(--fs-caption);z-index:1}.v3d-ac-station:before{content:"";position:absolute;left:1.2rem;top:2.6rem;bottom:-1.6rem;width:0;border-left:1.5px dashed rgba(183,121,31,.45);transform:translateX(-50%)}.v3d-ac-station:last-child:before{display:none}}.v3d-ac-arc-path{stroke-dashoffset:0}@media (prefers-reduced-motion:no-preference){.v3d-reveal .v3d-ac-arc-path{stroke-dasharray:1;stroke-dashoffset:1}.v3d-reveal.is-in .v3d-ac-arc-path{animation:v3d-bp-drawon 1.1s cubic-bezier(.4,0,.2,1) .2s forwards}.v3d-reveal .v3d-ac-arc-sun{opacity:0}.v3d-reveal.is-in .v3d-ac-arc-sun{animation:v3d-bp-fadein .6s ease 1s forwards}}.v3d-ac-proof-leader{width:0;height:2rem;margin-left:auto;margin-right:4rem;border-left:1.5px dashed rgba(183,121,31,.5)}.v3d-ac-trial{position:relative;border:2px dashed var(--line-2);border-radius:var(--radius-lg);padding:2.4rem 1.4rem 1.6rem;background:radial-gradient(rgba(67,56,202,.07) 1px,transparent 1px) 0 0 /22px 22px,var(--surface)}.v3d-ac-trial-label{position:absolute;top:-.85rem;left:1.4rem;padding:.2rem .7rem;border-radius:999px;border:1px dashed var(--line-2);background:var(--surface);font-family:JetBrains Mono,ui-monospace,monospace;font-size:var(--fs-caption);font-weight:600;color:var(--muted)}.v3d-ac-gateflow{position:relative;display:flex;flex-direction:column;gap:.6rem}@media (min-width:900px){.v3d-ac-gateflow{flex-direction:row;align-items:stretch;gap:0}.v3d-ac-gateflow:before{content:"";position:absolute;left:4%;right:4%;top:calc(1rem + 56px);border-top:1.5px dashed var(--line-2)}}.v3d-ac-gatenode{position:relative;flex:1;display:flex;flex-direction:column;align-items:center;gap:.7rem;padding:1rem .5rem;text-align:center}.v3d-ac-gatenode-plate{display:grid;place-items:center;width:112px;height:112px;border-radius:50%;background:var(--surface);border:1.5px solid var(--line);box-shadow:var(--sh-sm);transition:transform .3s cubic-bezier(.2,.7,.2,1),box-shadow .3s ease}.v3d-ac-gatenode:hover .v3d-ac-gatenode-plate{transform:translateY(-3px);box-shadow:var(--sh-md)}.v3d-ac-gatenode-plate svg{transform:scale(1.3);transform-origin:center}.v3d-ac-gatenode-label{font-size:var(--fs-caption);font-weight:600;line-height:1.5;color:var(--ink-2);max-width:12em}.v3d-ac-gatearrow{display:grid;place-items:center;color:var(--muted);flex:none}.v3d-ac-gatearrow-h{display:none}@media (min-width:900px){.v3d-ac-gatearrow{align-self:flex-start;margin-top:calc(1rem + 42px);width:28px;height:28px;border-radius:50%;background:var(--surface);border:1px solid var(--line-2);z-index:1}.v3d-ac-gatearrow-h{display:block}.v3d-ac-gatearrow-v{display:none}}.v3d-ac-sheet{position:relative;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--sh-md);padding:1.5rem 1.6rem 2.4rem}.v3d-ac-sheet-rule{border:0;border-top:1px solid var(--line);margin:.9rem 0 1.1rem}.v3d-ac-stamp{position:absolute;right:1.2rem;bottom:1rem;display:grid;place-items:center;width:6.4rem;height:6.4rem;border:2px solid rgba(183,121,31,.75);border-radius:50%;transform:rotate(-8deg);color:var(--amber);font-weight:700;font-size:var(--fs-caption);text-align:center;line-height:1.5;padding:.5rem}.v3d-ac-stamp:before{content:"";position:absolute;inset:4px;border:1px solid rgba(183,121,31,.5);border-radius:50%}@media (max-width:640px){.v3d-ac-sheet{padding-bottom:6.6rem}.v3d-ac-stamp{width:5.4rem;height:5.4rem;right:1rem;bottom:.9rem}}.v3d-ac-fig{font-family:JetBrains Mono,ui-monospace,monospace;font-size:var(--fs-caption);letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}.v3d-ac-note{border-left:4px solid var(--brand);border-radius:0 10px 10px 0;background:var(--brand-soft);padding:.85rem 1.1rem}.v3d-ac-ctachip{display:inline-flex;align-items:center;padding:.2rem .6rem;border-radius:999px;border:1px dashed var(--line-2);background:var(--surface-2);color:var(--muted);font-weight:600;letter-spacing:.05em}.v3d-ac-ctachip,.v3d-ac-herolabels{font-family:JetBrains 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