.hero-range{appearance:none;cursor:pointer;background:0 0;height:22px}.hero-range::-webkit-slider-runnable-track{background:linear-gradient(90deg, var(--color-line-strong), var(--color-muted));border-radius:2px;height:2px}.hero-range::-moz-range-track{background:linear-gradient(90deg, var(--color-line-strong), var(--color-muted));border-radius:2px;height:2px}.hero-range::-webkit-slider-thumb{-webkit-appearance:none;background:var(--color-ember);border:3px solid var(--color-bg);width:18px;height:18px;box-shadow:0 0 0 1px var(--color-ember), 0 0 18px #ff7a458c;border-radius:999px;margin-top:-8px}.hero-range::-moz-range-thumb{background:var(--color-ember);border:3px solid var(--color-bg);width:14px;height:14px;box-shadow:0 0 0 1px var(--color-ember), 0 0 18px #ff7a458c;border-radius:999px}.display,.section-title{font-family:var(--font-display);font-synthesis:none;text-wrap:balance;font-weight:600}.display{letter-spacing:-.02em;line-height:.98}:lang(zh) .display{letter-spacing:.01em;line-height:1.16}.section-title{letter-spacing:-.015em;font-size:clamp(2.3rem,5.2vw,4.1rem);line-height:1.02}:lang(zh) .section-title{letter-spacing:.01em;font-size:clamp(2rem,4.6vw,3.5rem);line-height:1.2}.grid-fade{background-image:linear-gradient(90deg,#ffffff09 1px,#0000 1px),linear-gradient(#ffffff09 1px,#0000 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(#000 30%,#0000 75%);mask-image:radial-gradient(#000 30%,#0000 75%)}.edge-fade{-webkit-mask-image:linear-gradient(#0000,#000 12% 88%,#0000);mask-image:linear-gradient(#0000,#000 12% 88%,#0000)}.reveal{opacity:0;transition:opacity .9s var(--ease-out-expo), transform .9s var(--ease-out-expo);transform:translateY(18px)}.reveal[data-shown=true]{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}.morph-dot{transition:transform 1.1s var(--ease-out-expo), fill .6s ease, opacity .6s ease}.lenis.lenis-smooth{scroll-behavior:auto!important}.lenis.lenis-stopped{overflow:hidden}.hero-range:focus-visible{outline-offset:6px;border-radius:999px}.section{--section-bg:var(--color-bg);background:var(--section-bg)}.section-band{--section-bg:color-mix(in oklab, var(--color-surface) 55%, var(--color-bg));border-block:1px solid var(--color-line)}.section-index{font-family:var(--font-display);letter-spacing:-.03em;color:#0000;-webkit-text-stroke:1px var(--color-line-strong);-webkit-user-select:none;user-select:none;font-size:clamp(3.4rem,8vw,7.5rem);line-height:.8}.draw{stroke-dasharray:1;stroke-dashoffset:1px;transition:stroke-dashoffset 1.8s var(--ease-out-expo) .15s}.reveal[data-shown=true] .draw{stroke-dashoffset:0}.grow{transform-box:fill-box;transform-origin:50% 100%;transition:transform .9s var(--ease-out-expo);transform:scaleY(0)}.reveal[data-shown=true] .grow{transform:none}.draw-bar{transform-origin:0;transition:transform 1s var(--ease-out-expo);transform:scaleX(0)}.reveal[data-shown=true] .draw-bar{transform:none}.late{opacity:0;transition:opacity .8s .9s}.reveal[data-shown=true] .late{opacity:1}.agent-dot{fill:#0000;stroke-opacity:.45;transition:fill .35s,stroke-opacity .35s}.reveal[data-shown=true] .agent-dot{fill:color-mix(in oklab, var(--color-sky) 70%, transparent);stroke-opacity:1}.pop-cloud{transform-box:fill-box;transform-origin:50%}.reveal[data-shown=true] .pop-cloud{animation:pop-pulse 2.4s var(--ease-out-expo) .2s 1 both}@keyframes pop-pulse{0%{opacity:.4;transform:scale(.92)}40%{opacity:1;transform:scale(1.05)}to{opacity:1;transform:scale(1)}}.persona-dot{transition:fill .45s,opacity .45s}@media (prefers-reduced-motion:reduce){.draw,.grow,.draw-bar,.late,.agent-dot,.persona-dot{transition:none}.draw{stroke-dashoffset:0}.grow,.draw-bar{transform:none}.late{opacity:1}.agent-dot{fill:color-mix(in oklab, var(--color-sky) 70%, transparent);stroke-opacity:1}.reveal[data-shown=true] .pop-cloud{animation:none}}