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var(--track-ui);color: var(--ink);}.link-arrow .label{transition: color .35s var(--ease-soft);}@media (hover: hover){.link-arrow:hover .label{color: var(--accent);}}.text-btn{display: inline-flex;align-items: center;gap: .65rem;font-size: var(--fs-ui);font-weight: var(--w-strong);letter-spacing: var(--track-ui);color: var(--ink);}.text-btn .label{transition: color .35s var(--ease-soft);}@media (hover: hover){.text-btn:hover .label{color: var(--accent);}}.arrow{width: 1.05rem;height: .75rem;flex: none;transition: transform .6s var(--ease-out);}@media (hover: hover){.btn:hover .arrow,.link-arrow:hover .arrow,.text-btn:hover .arrow{transform: translateX(.3rem);}}.btn:active .arrow,.link-arrow:active .arrow,.text-btn:active .arrow,.reach__item:active .arrow,.footer__channel:active .arrow{transform: translateX(-.15rem);transition-duration: .12s;}@media (hover: hover){.btn:active{background: var(--btn-bg);}}@media (hover: none){.btn:active{background: var(--btn-hover);}.link-arrow:active 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none;}.plus::before,.plus::after{content: "";position: absolute;left: 0;right: 0;top: 50%;height: 1.5px;margin-top: -.75px;background: currentColor;transition: transform .5s var(--ease-out);}.plus::after{transform: rotate(90deg);}[aria-expanded="true"] .plus::after{transform: rotate(0deg);}@media (max-width: 760px){.btn,.link-arrow{--h: 3rem;min-height: 3rem;}}html.no-motion .arrow,html.no-motion .roll > span,html.no-motion .swap > span,html.no-motion .plus::before,html.no-motion .plus::after,html.no-motion .reach__item::after,html.no-motion .switch__tab::after,html.no-motion .vpair__thumb,html.no-motion .skip{transition-duration: 0s;}html.no-motion .site-header{transition-duration: 0s,0s,.45s,.45s;}html.no-motion .contact__panel{transition: none;}.site-header{position: fixed;inset: 0 0 auto;z-index: var(--z-header);height: var(--header-h);transition: transform .7s var(--ease-out),height .6s var(--ease-out),background-color .45s var(--ease-soft),color .45s var(--ease-soft);}.site-header .grid{height: 100%;align-items: center;}.site-header.is-hidden{transform: translateY(-100%);}.site-header.is-hidden:focus-within{transform: none;}.site-header::before{content: "";position: absolute;inset: 0 0 -1.5rem;z-index: -1;pointer-events: none;background: linear-gradient(to bottom,color-mix(in srgb,var(--bg) 50%,transparent),transparent);transition: opacity .45s var(--ease-soft);}.site-header.is-solid::before{opacity: 0;}.site-header.is-solid{height: var(--header-h-compact);background: color-mix(in srgb,var(--bg) 86%,transparent);-webkit-backdrop-filter: blur(16px) saturate(1.3);backdrop-filter: blur(16px) saturate(1.3);}.brand{grid-column: 1 / span 3;justify-self: start;display: block;width: var(--logo-w);}.brand__canvas{position: relative;display: block;width: 100%;aspect-ratio: 3854 / 569;}.brand__canvas img{position: absolute;max-width: none;height: auto;width: calc(var(--logo-w) * 4000 / 3854);left: calc(var(--logo-w) * -73 / 3854);top: calc(var(--logo-w) * -77 / 3854);transition: opacity .45s var(--ease-soft);}.brand .logo-white{opacity: 0;}.site-header.on-dark .logo-main{opacity: 0;}.site-header.on-dark .logo-white{opacity: 1;}.nav{grid-column: 4 / span 9;justify-self: end;display: flex;align-items: center;gap: clamp(1.5rem,.5rem + 1.8vw,2.75rem);}.nav__links{display: flex;gap: clamp(1.5rem,.5rem + 1.8vw,2.75rem);}.nav__link,.nav__lang{display: inline-block;font-size: var(--fs-ui);line-height: 1.25;letter-spacing: var(--track-ui);color: var(--ink-2);transition: color .35s var(--ease-soft);}.nav__link[aria-current="page"]{position: relative;color: var(--ink);}.nav__link[aria-current="page"]::after,.menu__links a[aria-current="page"]::after,.footer__link[aria-current="page"]::after{content: "";position: absolute;left: 0;right: 0;bottom: -.4rem;height: 2px;background: var(--emphasis);}@media (hover: hover){.nav__link:hover,.nav__lang:hover{color: var(--ink);}}.nav__menu{display: none;font-size: var(--fs-ui);font-weight: var(--w-strong);padding: .75rem .6rem;margin: -.75rem -.6rem;}@media (max-width: 900px){.nav__links,.nav__lang,.nav__contact{display: none;}.nav__menu{display: inline-flex;}}@media (max-width: 760px){.brand{grid-column: 1 / span 2;}.nav{grid-column: 3 / span 2;}}.menu{position: fixed;inset: 0;z-index: var(--z-menu);visibility: hidden;opacity: 0;background: var(--bg);color: var(--ink);transition: opacity .45s var(--ease-soft),visibility 0s .45s;overflow-y: auto;overscroll-behavior: contain;}.menu.is-open{visibility: visible;opacity: 1;transition: opacity .45s var(--ease-soft);}.menu__inner{min-height: 100%;display: flex;flex-direction: column;justify-content: safe center;gap: 2.5rem;padding: var(--header-h) var(--margin) 3rem;}.menu__links{display: grid;gap: .5rem;}.menu__links a{font-weight: var(--w-light);font-size: 2.5rem;line-height: 1.15;letter-spacing: -.02em;}:lang(zh) .menu__links a{line-height: 1.35;}.menu__links a{position: relative;justify-self: start;}.menu__links a[aria-current="page"]{color: var(--ink);}.menu__meta{display: flex;gap: 2rem;font-size: var(--fs-ui);color: var(--ink-2);}.menu__meta > *{padding-block: .7rem;margin-block: -.7rem;}@media (max-height: 520px){.menu__inner{gap: 1.25rem;padding-top: calc(var(--header-h) + .5rem);padding-bottom: 1.5rem;}.menu__links a{font-size: 1.75rem;}}.contact{position: fixed;inset: 0;z-index: var(--z-contact);visibility: hidden;transition: visibility 0s .8s;}.contact.is-open{visibility: visible;transition: none;}.contact__scrim{position: absolute;inset: 0;background: rgba(0,0,0,.32);opacity: 0;transition: opacity .6s var(--ease-soft);}.contact.is-open .contact__scrim{opacity: 1;}.contact__panel{position: absolute;top: 0;right: 0;bottom: 0;width: min(36rem,100%);background: var(--bg);color: var(--ink);padding: calc(var(--header-h) + 2rem) clamp(1.5rem,1rem + 2.5vw,3.5rem) 3rem;display: flex;flex-direction: column;overflow-y: auto;overscroll-behavior: contain;transform: translateX(100%);transition: transform .8s var(--ease-out);}.contact.is-open .contact__panel{transform: none;}.contact__close{position: absolute;top: 1.5rem;right: clamp(1.5rem,1rem + 2.5vw,3.5rem);display: inline-flex;align-items: center;gap: .6rem;font-size: var(--fs-ui);color: var(--ink-2);transition: color .35s var(--ease-soft);}@media (hover: hover){.contact__close:hover{color: var(--ink);}}.contact__close svg{width: .9rem;height: .9rem;}.contact__title{margin-bottom: clamp(2.5rem,2rem + 2vw,4rem);}.contact__list{display: grid;gap: 2.25rem;}.contact__item dt{font-size: var(--fs-small);color: var(--ink-3);margin-bottom: .45rem;}.contact__item dd{display: flex;align-items: baseline;justify-content: space-between;gap: 1.5rem;min-height: 2.25rem;}.contact__mail{min-width: 0;overflow-wrap: anywhere;font-size: clamp(1.25rem,1rem + .7vw,1.625rem);font-weight: var(--w-light);letter-spacing: -.005em;color: var(--ink);transition: color .35s var(--ease-soft);}@media (hover: hover){.contact__mail:hover{color: var(--accent);}}.contact__copy{flex: none;text-align: right;font-size: var(--fs-small);letter-spacing: .02em;color: var(--ink-3);transition: color .35s var(--ease-soft);padding: .8rem .6rem;margin: -.8rem -.6rem;}@media (hover: hover){.contact__copy:hover{color: var(--ink);}}@media (max-height: 520px){.contact__panel{padding-top: calc(var(--header-h-compact) + 1rem);padding-bottom: 1.5rem;}.contact__title{margin-bottom: 1.5rem;}.contact__list{gap: 1.5rem;}}.site-footer{background: var(--bg);padding-block: clamp(3.25rem,2.25rem + 2.4vw,5rem);}.site-footer .grid{grid-template-rows: auto auto;row-gap: .5rem;align-items: baseline;}.footer__brand{grid-column: 1 / span 3;grid-row: 1;}.footer__brand .brand{width: var(--logo-w);}.footer__base{grid-column: 1 / span 3;grid-row: 2;font-size: var(--fs-small);line-height: 1.5;letter-spacing: .01em;color: var(--ink-3);}.footer__nav{grid-column: 4 / span 6;grid-row: 1 / span 2;display: grid;grid-template-columns: 1fr 1fr;column-gap: var(--gutter);grid-template-rows: subgrid;grid-auto-flow: column;align-items: baseline;}.footer__contact{grid-column: 10 / span 3;grid-row: 1 / span 2;display: grid;grid-template-rows: none;row-gap: .5rem;align-content: start;justify-items: start;align-items: baseline;height: 0;overflow: visible;}.footer__link,.footer__channel{font-size: var(--fs-ui);line-height: 1.5;letter-spacing: var(--track-ui);}.footer__link{justify-self: start;color: var(--ink-2);transition: color .35s var(--ease-soft);}.footer__link[aria-current="page"]{position: relative;color: var(--ink);}.footer__link[aria-current="page"]::after{bottom: -.15rem;}@media (hover: hover){.footer__link:hover{color: var(--ink);}}.footer__link .roll{vertical-align: baseline;}.footer__channel{display: inline-block;color: var(--ink);text-wrap: balance;}.footer__channel .label{transition: color .35s var(--ease-soft);}.footer__channel .arrow{display: inline-block;vertical-align: calc(.312em - .375rem);margin-left: .65rem;}@media (hover: hover){.footer__channel:hover .label{color: var(--accent);}}@media (hover: hover){.footer__channel:hover .arrow{transform: translateX(.3rem);}}@media (max-width: 1100px){.footer__nav{grid-column: 5 / span 4;}.footer__contact{grid-column: 9 / span 4;}}@media (max-width: 760px){.site-footer{padding-block: 3.5rem 2.75rem;}.site-footer .grid{grid-template-rows: none;row-gap: 0;}.footer__brand,.footer__nav,.footer__contact,.footer__base{grid-column: 1 / -1;grid-row: auto;}.footer__nav{margin-top: 2.5rem;grid-template-rows: auto auto;row-gap: .55rem;column-gap: 1.25rem;}.footer__contact{margin-top: 2.25rem;grid-template-rows: none;row-gap: .55rem;height: auto;}.footer__base{margin-top: 2.75rem;}}.veil{position: fixed;inset: 0;z-index: var(--z-veil);display: grid;place-items: center;background: #FFFFFF;opacity: 0;visibility: hidden;pointer-events: none;}.veil__ring{width: 3.75rem;height: 3.75rem;overflow: visible;}.veil__dot{fill: var(--blue-gray);transform-box: fill-box;transform-origin: center;}html[data-veil="dark"] .veil{background: #000000;}html[data-veil="dark"] .veil__dot{fill: #FFFFFF;}.is-leaving .veil{visibility: visible;opacity: 1;pointer-events: auto;transition: opacity .3s var(--ease-soft);}.is-leaving .veil__dot{animation: veil-gather .44s var(--ease-out) both;animation-delay: calc(var(--i) * 12ms);}@keyframes veil-gather{from{translate: var(--dx) var(--dy);scale: .4;opacity: 0;}to{translate: 0 0;scale: 1;opacity: 1;}}.is-entering .veil{visibility: visible;animation: veil-lift .5s var(--ease-soft) .12s both;}.is-entering .veil__ring{animation: veil-ring-out .5s var(--ease-out) .12s both;}@keyframes veil-lift{from{opacity: 1;}to{opacity: 0;visibility: hidden;}}@keyframes veil-ring-out{from{scale: 1;opacity: 1;}to{scale: 1.12;opacity: 0;}}@media (prefers-reduced-motion: reduce){.veil{display: none;}}.no-motion .veil{display: none;}.hero{position: relative;height: var(--stage-h);min-height: 38rem;overflow: hidden;background: var(--bg);}@keyframes sv-failsafe{to{visibility: visible;}}html.js:not(.no-motion) :is(.hero,.page-hero) [data-reveal]{visibility: hidden;animation: sv-failsafe 0s 4s forwards;}.hero__visual{position: absolute;inset: 0;width: 100%;height: 100%;}.hero__inner{position: relative;z-index: 2;height: 100%;align-content: center;padding-top: var(--header-h);}.hero__copy{grid-column: 1 / span 7;}.hero__title{margin-bottom: clamp(1.75rem,1rem + 1.5vw,2.75rem);}.hero:not(.hero--cells) .hero__copy{container-type: inline-size;}.hero:not(.hero--cells) .hero__title{font-size: min(var(--fs-display),14.4cqi);}.hero__sub{max-width: 34rem;}:lang(zh) .hero__sub{max-width: 22em;}.hero__actions{display: flex;flex-wrap: wrap;align-items: center;gap: .75rem 2.25rem;margin-top: clamp(2.25rem,1.5rem + 1.5vw,3.5rem);}.hero--veil::before{content: "";position: absolute;inset: 0;z-index: 1;pointer-events: none;background: linear-gradient(90deg,color-mix(in srgb,var(--bg) 70%,transparent) 0%,color-mix(in srgb,var(--bg) 46%,transparent) 32%,transparent 58%);}.hero__image{position: absolute;inset: 0;width: 100%;height: 100%;object-fit: cover;object-position: var(--focus,66% 50%);}.hero__media{position: absolute;inset: 0;}.hero__media picture{display: contents;}.hero__image--to{opacity: 0;transition: opacity 2.4s var(--ease-soft);}.hero--cells.is-restored .hero__image--to{opacity: 1;}.hero--cells.is-still .hero__image--to{transition: none;}.hero--cells .hero__visual{opacity: 0;transition: opacity .6s var(--ease-soft);}.hero--cells.has-scene .hero__visual{opacity: 1;}.hero--cells .hero__copy{grid-column: 1 / span 6;}.hero--cells{--focus: 72.81% 46.91%;--focus-m: 88.4% 50%;--focus-tall: 50% 50%;}:lang(zh) .hero--cells .hero__sub{max-width: 20em;}.hero__state{position: absolute;z-index: 2;right: max(var(--margin),(100% - var(--content-max)) / 2);bottom: clamp(1.5rem,1rem + 1.5vw,2.75rem);display: flex;align-items: center;gap: var(--mark-gap);font-size: var(--fs-small);letter-spacing: .02em;color: var(--ink-2);}.hero__state::before{content: "";width: var(--mark);height: var(--mark);border-radius: 50%;background: var(--state-dot,var(--control));transition: background-color .6s var(--ease-soft);}.hero__state.is-restored{--state-dot: var(--emphasis);}.hero__state span{display: inline-block;}@media (min-width: 901px) and (orientation: landscape),(min-width: 1101px){.hero--cells .hero__media{-webkit-mask-image: linear-gradient(to right,transparent,#000 12%,#000 88%,transparent),linear-gradient(transparent,#000 12%,#000 88%,transparent);-webkit-mask-composite: source-in;mask-image: linear-gradient(to right,transparent,#000 12%,#000 88%,transparent),linear-gradient(transparent,#000 12%,#000 88%,transparent);mask-composite: intersect;}}.page-hero{position: relative;display: grid;align-items: end;min-height: max(min(var(--stage-h),62rem),calc(var(--stage-h) - .6 * var(--section-y)));padding-block: calc(var(--header-h) + var(--gap-head)) var(--gap-head);overflow: hidden;background: var(--bg);}.page-hero,.feature{--grid-w: min(100%,calc(var(--content-max) + 2 * var(--margin)));--col-7: calc((100% - var(--grid-w)) / 2 + var(--margin) + (var(--grid-w) - 2 * var(--margin) + var(--gutter)) / 2);--col-8: calc((100% - var(--grid-w)) / 2 + var(--margin) + (var(--grid-w) - 2 * var(--margin) + var(--gutter)) * 7 / 12);}.page-hero:has(+ .section:not([data-surface="light"])){min-height: var(--stage-h);}.page-hero > .grid{position: relative;z-index: 2;}.page-hero__copy{grid-column: 1 / span 6;container-type: inline-size;}.page-hero__title{margin-bottom: var(--gap-title);font-size: min(var(--fs-h1),12.2cqi);}.page-hero__sub{max-width: 34rem;}:lang(zh) .page-hero__sub{max-width: 23em;text-wrap: balance;}.page-hero__visual{position: absolute;top: 0;right: 0;bottom: 0;width: 54%;}.page-hero__visual > img,.page-hero__visual > canvas,.page-hero__visual > video{width: 100%;height: 100%;object-fit: cover;}.page-hero__visual > img{object-position: var(--focus,50% 50%);}.page-hero__visual.page-hero__visual--photo{top: var(--header-h);left: var(--col-7);width: auto;-webkit-mask-image: none;mask-image: none;}.page-hero__visual.page-hero__visual--ring{left: 0;width: auto;-webkit-mask-image: none;mask-image: none;}.page-hero__visual--ring > canvas{position: absolute;inset: 0;}.page-hero__visual{-webkit-mask-image: linear-gradient(90deg,transparent,#000 22%),linear-gradient(transparent calc(var(--header-h) * .5),#000 calc(var(--header-h) * 1.7));-webkit-mask-composite: source-in;mask-image: linear-gradient(90deg,transparent,#000 22%),linear-gradient(transparent calc(var(--header-h) * .5),#000 calc(var(--header-h) * 1.7));mask-composite: intersect;}@media (max-width: 1100px){.hero__copy,.hero--cells .hero__copy{grid-column: 1 / span 9;}.page-hero__copy{grid-column: 1 / span 8;}.page-hero__visual{width: 62%;opacity: .55;}.page-hero__visual.page-hero__visual--photo{left: var(--col-8);width: auto;opacity: 1;}.page-hero:has(.page-hero__visual--photo) .page-hero__copy{grid-column: 1 / span 6;}.page-hero__visual.page-hero__visual--ring{width: auto;opacity: 1;}}@media (min-width: 901px) and (max-width: 1440px) and (orientation: landscape){.hero--cells .hero__copy{grid-column: 1 / span 7;}.hero--cells .hero__sub{max-width: min(34rem,38vw);}.hero--cells.hero--veil::before{background: linear-gradient(90deg,color-mix(in srgb,var(--bg) 80%,transparent) 0%,color-mix(in srgb,var(--bg) 64%,transparent) 36%,color-mix(in srgb,var(--bg) 32%,transparent) 55%,transparent 70%);}}@media (min-width: 761px) and (max-width: 1100px) and (orientation: portrait){.hero__inner{align-content: end;padding-bottom: 4.5rem;}.hero__copy,.hero--cells .hero__copy{grid-column: 1 / span 10;}}@media (min-width: 761px) and (max-width: 900px),(min-width: 761px) and (max-width: 1100px) and (orientation: portrait){.hero--cells .hero__inner{align-content: end;padding-bottom: 4.5rem;}.hero--cells .hero__copy{grid-column: 1 / span 10;}.hero--cells.hero--veil::before{display: none;}.hero--cells .hero__media{inset: 0 0 auto;height: 60%;-webkit-mask-image: linear-gradient(to bottom,#000 55%,transparent);mask-image: linear-gradient(to bottom,#000 55%,transparent);}.hero--cells .hero__media .hero__image{inset: 0;height: 100%;object-position: var(--focus-m,72% 50%);}.hero--cells .hero__state{top: calc(var(--header-h) + 1rem);bottom: auto;left: var(--margin);right: auto;}}@media (max-width: 760px){.hero{min-height: 36rem;}.hero__inner{align-content: end;padding-bottom: 3.25rem;}.hero__copy{grid-column: 1 / -1;}.hero__actions{gap: .5rem 1.75rem;}.hero--veil::before{display: none;}.hero__image{inset: 0 0 auto;height: 64%;object-position: var(--focus-m,72% 50%);-webkit-mask-image: linear-gradient(to bottom,#000 55%,transparent);mask-image: linear-gradient(to bottom,#000 55%,transparent);}.hero__media{inset: 0 0 auto;height: 64%;-webkit-mask-image: linear-gradient(to bottom,#000 55%,transparent);mask-image: linear-gradient(to bottom,#000 55%,transparent);}.hero__media .hero__image{inset: 0;height: 100%;-webkit-mask-image: none;mask-image: none;}.hero--cells .hero__copy{grid-column: 1 / -1;}.hero__state{top: calc(var(--header-h) + 1rem);bottom: auto;left: var(--margin);right: auto;}.page-hero{min-height: 0;padding-top: 0;}.page-hero__visual{position: relative;width: auto;height: 52svh;opacity: 1;margin-bottom: 2.5rem;-webkit-mask-image: linear-gradient(to bottom,transparent calc(var(--header-h) * .4),#000 calc(var(--header-h) * 1.5),#000 70%,transparent);mask-image: linear-gradient(to bottom,transparent calc(var(--header-h) * .4),#000 calc(var(--header-h) * 1.5),#000 70%,transparent);}.page-hero__copy{grid-column: 1 / -1;}.page-hero__visual.page-hero__visual--photo{top: auto;left: auto;width: auto;height: auto;min-height: 46svh;align-self: stretch;margin-top: var(--header-h);-webkit-mask-image: none;mask-image: none;}.page-hero:has(.page-hero__visual--photo){grid-template-rows: 1fr auto;min-height: calc(var(--stage-h) - .6 * var(--section-y));}.page-hero__visual--photo > img{position: absolute;inset: 0;}.page-hero--ring{grid-template-rows: 1fr auto;min-height: calc(var(--stage-h) - .6 * var(--section-y));}.page-hero--ring .page-hero__visual--ring{height: auto;min-height: 52svh;align-self: stretch;}}@media (max-width: 1100px) and (orientation: portrait){.hero--cells .hero__media .hero__image{object-position: var(--focus-tall);}}@media (max-width: 760px) and (max-height: 800px){.page-hero__visual.page-hero__visual--photo{min-height: 42svh;}}@media (max-width: 760px) and (max-height: 700px){.page-hero__visual.page-hero__visual--photo{min-height: 34svh;}}@media (min-width: 761px) and (max-width: 1100px) and (orientation: portrait){.page-hero:has(.page-hero__visual--photo){min-height: max(min(var(--stage-h),62rem),calc(var(--stage-h) - .6 * var(--section-y)));padding-top: 0;grid-template-rows: 1fr auto;}.page-hero__visual.page-hero__visual--photo{position: relative;top: auto;left: auto;width: auto;height: auto;min-height: 46svh;align-self: stretch;margin: var(--header-h) 0 var(--gap-head);opacity: 1;}.page-hero:has(.page-hero__visual--photo) .page-hero__copy{grid-column: 1 / span 10;}.page-hero__visual--photo > img{position: absolute;inset: 0;}}@media (max-width: 760px) and (max-height: 800px){.hero--cells .hero__media{height: 56%;}}@media (max-width: 760px) and (max-height: 700px){.hero--cells .hero__media{height: 50%;}}.story{position: relative;height: 380vh;background: var(--bg);}.story__sticky{position: sticky;top: 0;height: var(--stage-h);min-height: 38rem;overflow: hidden;}.story__visual{position: absolute;inset: 0;width: 100%;height: 100%;}[data-surface="light"] > .story__sticky::before{content: "";position: absolute;z-index: 1;left: 0;right: 0;bottom: 0;height: 44%;pointer-events: none;background: linear-gradient(to top,rgba(255,255,255,.94) 0%,rgba(255,255,255,.86) 46%,rgba(255,255,255,0) 100%);}[data-surface="light"] > .story__sticky .story__visual,[data-surface="light"] > .story__sticky .story__fallback{-webkit-mask-image: linear-gradient(to bottom,transparent,#000 11%,#000 87%,transparent);mask-image: linear-gradient(to bottom,transparent,#000 11%,#000 87%,transparent);}.story .story__sticky{background: radial-gradient(52% 64% at 50% 40%,var(--neutral-cool-100) 0%,var(--light-gray-100) 46%,var(--bg) 80%);}.story__fallback{position: absolute;inset: 0;width: 100%;height: 100%;overflow: hidden;opacity: 0;pointer-events: none;}.story__fallback img{position: absolute;left: 0;top: 0;max-width: none;}.story.is-static .story__fallback{opacity: 1;}.story.is-static .story__visual{visibility: hidden;}.story__inner{position: relative;z-index: 2;height: 100%;align-content: end;padding-top: var(--header-h);padding-bottom: clamp(4.5rem,3rem + 3vw,6.5rem);}.story__copy{position: relative;grid-column: 1 / -1;}.story .steps{grid-template-columns: repeat(3,minmax(0,1fr));column-gap: var(--gutter);transition: opacity .45s var(--ease-soft) .3s;}.story .step__t{max-width: 24rem;}.story__copy.has-proof .steps{opacity: 0;transition-delay: 0s;}.story__proof{position: absolute;left: 0;top: auto;bottom: 0;margin-top: 0;max-width: 31rem;opacity: 0;visibility: hidden;transform: translateY(1rem);transition: opacity .3s var(--ease-soft),transform .3s var(--ease-out),visibility 0s .3s;}.story__proof.is-visible{opacity: 1;visibility: visible;transform: none;transition: opacity .8s var(--ease-soft) .35s,transform .9s var(--ease-out) .35s;}.story__proof p{font-size: var(--fs-body);line-height: var(--lh-body);color: var(--ink-2);margin-bottom: .5rem;text-wrap: pretty;}.story__proof .story__contrast,.story__proof p.story__contrast{margin-bottom: .75rem;font-size: var(--fs-lead);font-weight: var(--w-light);line-height: var(--lh-lead);color: var(--ink);text-wrap: balance;}@media (min-width: 761px) and (orientation: landscape),(min-width: 1101px){.story__proof{right: 0;max-width: none;display: grid;grid-template-columns: repeat(12,minmax(0,1fr));column-gap: var(--gutter);align-items: first baseline;}.story__proof .story__contrast,.story__proof p.story__contrast{grid-column: 1 / span 5;grid-row: 1 / span 2;margin-bottom: 0;}.story__proof > p:not(.story__contrast){grid-column: 7 / span 6;grid-row: 1;margin: 0;max-width: 36rem;}.story__proof > .link-arrow{grid-column: 7 / span 6;grid-row: 2;justify-self: start;}html.no-motion .story__proof .story__contrast,.story.is-static .story__proof .story__contrast{grid-column: 1 / span 7;}html.no-motion .story__proof > p:not(.story__contrast),.story.is-static .story__proof > p:not(.story__contrast),html.no-motion .story__proof > .link-arrow,.story.is-static .story__proof > .link-arrow{grid-column: 9 / span 4;}html.no-motion .story__state,.story.is-static .story__state{display: none;}}.story__state{position: absolute;z-index: 2;right: max(var(--margin),(100% - var(--content-max)) / 2);bottom: clamp(1.5rem,1rem + 1.5vw,2.75rem);display: flex;align-items: center;gap: var(--mark-gap);font-size: var(--fs-small);letter-spacing: .02em;color: var(--ink-2);}.story__state::before{content: "";width: var(--mark);height: var(--mark);border-radius: 50%;background: var(--state-dot,var(--control));transition: background-color .6s var(--ease-soft);}.story__state.is-restored{--state-dot: var(--emphasis);}.story__state.is-quiet{--state-dot: var(--line);}.story__state span{display: inline-block;transition: opacity .45s var(--ease-soft);}.steps{display: grid;gap: clamp(1.25rem,.75rem + 1vw,2rem);}.step{position: relative;display: grid;grid-template-columns: minmax(0,1fr);align-content: start;opacity: .45;transition: opacity .7s var(--ease-soft);}.step.is-active,.steps--static .step{opacity: 1;}.story .step:last-child .step__k{color: var(--emphasis);}.step__k{font-weight: var(--w-strong);font-size: var(--fs-h3);line-height: 1.2;letter-spacing: -.01em;}.step__t{margin-top: .4rem;max-width: 30rem;font-size: var(--fs-body);line-height: var(--lh-body);color: var(--ink-2);}:lang(zh) .step__k{font-weight: 400;}html.no-motion .story,.story.is-static{height: auto;}html.no-motion .story__sticky,.story.is-static .story__sticky{position: relative;height: auto;min-height: var(--stage-h);}html.no-motion .story__inner,.story.is-static .story__inner{min-height: var(--stage-h);padding-block: calc(var(--header-h) + 3rem) 4rem;}html.no-motion .story .step,.story.is-static .step{opacity: 1;}html.no-motion .story__proof,.story.is-static .story__proof{position: static;margin-top: clamp(2rem,1.25rem + 1.75vw,3.25rem);opacity: 1;visibility: visible;transform: none;}@media (min-width: 761px) and (max-height: 760px) and (orientation: landscape){.story__inner{padding-top: var(--header-h-compact);padding-bottom: 1rem;}.story__state{top: calc(var(--header-h-compact) + .75rem);bottom: auto;}.story .steps{row-gap: .85rem;}.story .step__t{margin-top: .2rem;}.story__proof p{font-size: var(--fs-small);line-height: var(--lh-small);}}@media (min-width: 761px) and (max-width: 1240px) and (max-height: 700px) and (orientation: landscape){.story .step__t{font-size: var(--fs-small);line-height: var(--lh-small);}}@media (min-width: 761px) and (max-width: 1100px) and (orientation: portrait){.story__inner{align-content: end;padding-bottom: 4.5rem;}.story__copy{grid-column: 1 / span 10;}.story .steps{gap: 0;grid-template-columns: minmax(0,1fr);}.story .step{grid-area: 1 / 1;opacity: 0;transition: opacity .5s var(--ease-soft);}.story .step.is-active{opacity: 1;}.story .step.is-next{opacity: .45;}.story__state{left: var(--margin);right: auto;top: calc(var(--header-h) + 1rem);bottom: auto;}[data-surface="light"] > .story__sticky::before{display: none;}.story .story__sticky{background: radial-gradient(95% 44% at 50% 33%,var(--neutral-cool-100) 0%,var(--light-gray-100) 50%,var(--bg) 82%);}.story__fallback{height: 74%;}.story__visual,[data-surface="light"] > .story__sticky .story__visual,[data-surface="light"] > .story__sticky .story__fallback{height: 74%;-webkit-mask-image: linear-gradient(to bottom,transparent,#000 9%,#000 78%,transparent);mask-image: linear-gradient(to bottom,transparent,#000 9%,#000 78%,transparent);}html.no-motion .story .step,.story.is-static .step{grid-area: auto;}html.no-motion .story .steps,.story.is-static .steps{gap: 1.25rem;}}@media (max-width: 760px){.story__inner{align-content: end;padding-bottom: 4.5rem;}.story__copy{grid-column: 1 / -1;}.story .steps{gap: 0;grid-template-columns: minmax(0,1fr);}.story .step{grid-area: 1 / 1;opacity: 0;transition: opacity .5s var(--ease-soft);}.story .step.is-active{opacity: 1;}.story .step.is-next{opacity: .45;}.story__state{left: var(--margin);right: auto;top: calc(var(--header-h) + 1rem);bottom: auto;}[data-surface="light"] > .story__sticky::before{display: none;}.story .story__sticky{background: radial-gradient(95% 44% at 50% 33%,var(--neutral-cool-100) 0%,var(--light-gray-100) 50%,var(--bg) 82%);}.story__fallback{height: 68%;}.story__visual,[data-surface="light"] > .story__sticky .story__visual,[data-surface="light"] > .story__sticky .story__fallback{height: 68%;-webkit-mask-image: linear-gradient(to bottom,transparent,#000 9%,#000 78%,transparent);mask-image: linear-gradient(to bottom,transparent,#000 9%,#000 78%,transparent);}.story__visual{transform-origin: 50% 0;transition: transform .9s var(--ease-out);}html:not(.no-motion) .story:not(.is-static) .story__sticky:has(.story__copy.has-proof) .story__visual{transform: scale(.74);}html.no-motion .story .step,.story.is-static .step{grid-area: auto;}html.no-motion .story .steps,.story.is-static .steps{gap: 1.25rem;}}@media (max-width: 760px) and (max-height: 660px){html:not(.no-motion) .story:not(.is-static) .story__sticky:has(.story__copy.has-proof) .story__visual{transform: scale(.64);}}@media (max-width: 760px),(min-width: 761px) and (max-width: 1100px) and (orientation: portrait){html:not(.no-motion) .story:not(.is-static) > .story__sticky::before{display: block;height: 56%;opacity: 0;transition: opacity .6s var(--ease-soft);background: linear-gradient(to top,rgba(255,255,255,.96) 0%,rgba(255,255,255,.9) 52%,rgba(255,255,255,0) 100%);}html:not(.no-motion) .story:not(.is-static) > .story__sticky:has(.story__copy.has-proof)::before{opacity: 1;transition-delay: .15s;}}@media (max-width: 760px) and (max-height: 700px){.story__proof .story__contrast,.story__proof p.story__contrast{font-size: var(--fs-body);line-height: 1.5;}.story__proof > p:not(.story__contrast){font-size: var(--fs-small);line-height: var(--lh-small);}}@media (min-width: 761px) and (orientation: landscape) and (max-height: 37.99rem){.story__sticky{min-height: 0;}}@media (min-width: 761px) and (orientation: landscape),(min-width: 1101px){html.no-motion .story > .story__sticky .story__visual,.story.is-static > .story__sticky .story__visual,html.no-motion .story__fallback,.story.is-static .story__fallback{height: var(--stage-h);bottom: auto;}html.no-motion .story > .story__sticky .story__visual,.story.is-static > .story__sticky .story__visual,html.no-motion .story > .story__sticky .story__fallback,.story.is-static > .story__sticky .story__fallback{-webkit-mask-image: linear-gradient(to bottom,transparent,#000 11%,#000 52%,transparent 68%);mask-image: linear-gradient(to bottom,transparent,#000 11%,#000 52%,transparent 68%);}html.no-motion .story__inner,.story.is-static .story__inner{min-height: 0;align-content: start;padding-top: calc(var(--stage-h) * .68);}}@media (max-width: 760px),(min-width: 761px) and (max-width: 1100px) and (orientation: portrait){html.no-motion .story,.story.is-static{--art: min(56svh,34rem);}html.no-motion .story > .story__sticky .story__visual,.story.is-static > .story__sticky .story__visual,html.no-motion .story__fallback,.story.is-static .story__fallback{height: var(--art);}.story.is-static .story__fallback{-webkit-mask-image: linear-gradient(to bottom,transparent,#000 9%,#000 78%,transparent);mask-image: linear-gradient(to bottom,transparent,#000 9%,#000 78%,transparent);}html.no-motion .story__inner,.story.is-static .story__inner{min-height: 0;align-content: start;padding-top: calc(var(--art) + .5rem);padding-bottom: 4rem;}}.stat{display: flex;align-items: flex-start;font-weight: 200;font-size: var(--fs-stat);line-height: .86;letter-spacing: -.045em;font-variant-numeric: tabular-nums lining-nums;color: var(--ink);}.stat__unit{font-size: .4em;line-height: 1;letter-spacing: 0;margin-top: .1em;margin-left: .04em;color: var(--ink-3);font-weight: var(--w-light);}.stat__label{margin-top: 1.4rem;max-width: 22rem;}:lang(zh) .stat__label{max-width: 19rem;}.result__n,.stat,.figure__value,.monument__value,[data-roll]{white-space: nowrap;}.figure__value{display: flex;align-items: flex-start;font-weight: 200;font-size: var(--fs-stat-m);line-height: .9;letter-spacing: -.035em;font-variant-numeric: tabular-nums lining-nums;color: var(--ink);}.figure__unit{font-size: .5em;line-height: 1;letter-spacing: 0;margin-top: .1em;margin-left: .04em;color: var(--ink-3);font-weight: var(--w-light);}.figure__label{margin-top: 1rem;max-width: 16rem;font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-2);text-wrap: balance;}:lang(zh) .figure__label{max-width: 12em;}.trends__head{grid-column: 1 / -1;display: flex;flex-wrap: wrap;align-items: baseline;gap: 1rem 3rem;margin-bottom: var(--gap-group);}.trend__k{font-weight: var(--w-strong);font-size: var(--fs-label);line-height: var(--lh-label);letter-spacing: .005em;margin-bottom: 1.1rem;}.trends__head .trend__k{margin-bottom: 0;font-weight: 400;color: var(--ink-3);}:lang(zh) .trend__k{font-weight: 500;}.trend__chart{display: block;width: 100%;height: auto;overflow: visible;}.trend__months{display: flex;justify-content: space-between;margin-top: .55rem;font-size: var(--fs-micro);letter-spacing: .02em;color: var(--ink-3);}.trend__d{margin-top: 1rem;font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-2);max-width: 17rem;}.legend{display: flex;gap: 1.75rem;font-size: var(--fs-small);color: var(--ink-3);}.legend span{display: inline-flex;align-items: center;gap: .55rem;}.legend i{width: 1.25rem;height: 2px;background: var(--accent);}.legend i.is-control{height: 1.5px;background: var(--control);}.legend--beads i{width: 24px;height: 8px;background: radial-gradient(circle,var(--accent) 3px,transparent 3.4px) 0 0 / 8px 8px repeat-x,linear-gradient(var(--accent),var(--accent)) 4px 50% / 16px 2.4px no-repeat;}.legend--beads i.is-control{width: 24px;height: 8px;background: radial-gradient(circle,var(--control) 2.3px,transparent 2.7px) 0 0 / 8px 8px repeat-x;}.cycle{position: relative;width: 100%;max-width: 21rem;margin: 0;}.cycle svg{display: block;width: 100%;height: auto;overflow: visible;}.cycle__ph{font-size: 17px;letter-spacing: .02em;fill: var(--ink-2);}.cycle__cp{font-size: 15px;letter-spacing: .02em;fill: var(--ink-3);}.cycle__tick{stroke: var(--ink-3);stroke-width: 1;}.cycle__state{position: absolute;left: 45.45%;top: 48.85%;translate: -50% -50%;width: 9rem;margin: 0;font-size: var(--fs-small);line-height: var(--lh-small);letter-spacing: .02em;text-align: center;color: var(--ink-2);text-wrap: balance;transition: color .6s var(--ease-soft);}.cycle__state.is-done{color: var(--ink);}.cycle__state span{white-space: pre-line;}.telo__row{display: grid;grid-template-columns: minmax(0,8.5rem) minmax(0,1fr);column-gap: 1.25rem;align-items: center;margin-top: .85rem;}.telo .group__k{margin-bottom: 0;}.telo .fig-cap{margin-bottom: 1.25rem;}.telo__rows > .telo__row:first-child{margin-top: 0;}.telo__row svg{display: block;width: 100%;max-width: 21rem;height: auto;overflow: visible;}.telo__k{font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-2);}.telo__row.is-ours .telo__k{color: var(--ink);font-weight: var(--w-strong);}.telo__m{display: flex;flex-wrap: wrap;gap: .3rem 1.6rem;margin-top: 1.4rem;font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-3);}.telo__m b{font-weight: var(--w-strong);color: var(--ink-2);}.timeline{display: block;width: 100%;height: auto;overflow: visible;}.slopes{display: grid;grid-template-columns: repeat(4,minmax(0,1fr));column-gap: var(--gutter);row-gap: 1.75rem;}.slope{display: grid;grid-template-columns: 6rem 1fr;column-gap: 1.1rem;align-items: center;}.slope svg{width: 6rem;height: 3.5rem;overflow: visible;}.slope .c-treated,.slope .c-control,.fork .c-treated,.fork .c-control{vector-effect: non-scaling-stroke;}.c-dot-start{fill: var(--control);}.slope__k{font-weight: var(--w-strong);font-size: var(--fs-label);line-height: var(--lh-label);}.slope__d{font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-3);}.slope--group .slope__d{max-width: 22rem;color: var(--ink-2);}.forks{display: grid;grid-template-columns: repeat(2,minmax(0,1fr));column-gap: var(--gutter);}.forks__group{margin: clamp(1.25rem,1rem + .6vw,1.75rem) 0 .35rem;font-size: var(--fs-small);line-height: var(--lh-small);letter-spacing: .02em;color: var(--ink-3);}.forks__group:first-child{margin-top: 0;}.fork{display: grid;grid-template-columns: 6rem minmax(0,1fr) auto;column-gap: 1.25rem;align-items: center;padding-block: .45rem;}.fork svg{width: 6rem;height: 3.5rem;overflow: visible;}.fork__k{font-weight: var(--w-strong);font-size: var(--fs-label);line-height: var(--lh-label);color: var(--ink);text-wrap: balance;}.fork__d{font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-2);text-align: right;}.phases{position: relative;display: flex;padding-top: 2.25rem;}.phase{position: relative;flex: var(--months) 1 0;min-width: 0;padding-top: 1.1rem;}.phase::before{content: "";position: absolute;left: 0;right: 0;top: 0;height: 2px;background: var(--accent);}.phase--off::before{height: 1.5px;top: .25px;background: var(--control);}.phase::after{content: "";position: absolute;left: 0;top: -.3rem;width: 1px;height: .85rem;background: var(--ink-3);}.phase__k{font-weight: var(--w-strong);font-size: var(--fs-ui);line-height: 1.3;}.phase__d{margin-top: .3rem;font-size: var(--fs-small);color: var(--ink-3);}.phases__tick{position: absolute;top: 0;font-size: var(--fs-micro);letter-spacing: .02em;white-space: nowrap;color: var(--ink-3);transform: translateX(-50%);}.phases__tick:first-child{transform: none;}.phases__tick.is-end{left: auto;right: 0;transform: none;}.phases__end{position: absolute;right: 0;top: 2.25rem;width: 1px;height: .85rem;margin-top: -.3rem;background: var(--ink-3);}.phase__t{display: none;}.c-axis{stroke: var(--line);stroke-width: 1;}.c-treated{fill: none;stroke: var(--accent);stroke-width: 2;stroke-linecap: round;stroke-linejoin: round;}.c-control{fill: none;stroke: var(--control);stroke-width: 1.5;stroke-linecap: round;stroke-linejoin: round;}.c-dot-treated{fill: var(--accent);}.c-dot-control{fill: var(--control);}.c-neck-treated{stroke: var(--accent);stroke-linecap: round;}.c-neck-control{stroke: var(--control);stroke-linecap: round;}.c-neck-ref{stroke: var(--blue-gray-400);stroke-linecap: round;}.c-dot-ref{fill: var(--blue-gray-400);}.c-arm{fill: var(--line);}.c-gain{stroke: var(--emphasis);stroke-width: 3;stroke-linecap: butt;}.c-label{font-size: var(--fs-micro);fill: var(--ink-3);letter-spacing: .02em;}.c-value{font-size: var(--fs-ui);fill: var(--ink);font-weight: 400;}.c-delta{font-size: var(--fs-micro);fill: var(--emphasis);font-weight: 600;letter-spacing: .02em;}.c-tick{stroke: var(--line);stroke-width: 1;}:lang(zh) .c-delta{font-weight: 500;}svg text{font-family: var(--font-sans);}.evidence__earlier{max-width: 40rem;margin-bottom: clamp(2.25rem,1.25rem + 2vw,3.75rem);}.evidence__axis{margin-bottom: var(--gap-head);}.evidence__foot{margin-top: var(--gap-block);}.evidence__primates{max-width: 40rem;margin-bottom: clamp(1.5rem,1rem + 1vw,2.25rem);}.note{margin-top: clamp(1.75rem,1.25rem + 1vw,2.5rem);max-width: 34rem;font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-3);text-wrap: pretty;}:lang(zh) .note{max-width: 30em;}@media (max-width: 1100px){.slopes{grid-template-columns: repeat(2,minmax(0,1fr));}.forks{grid-template-columns: minmax(0,1fr);}.forks__col + .forks__col .forks__group:first-child{margin-top: clamp(1.25rem,1rem + .6vw,1.75rem);}}@media (max-width: 760px){.slopes{column-gap: 1.25rem;}.slope{grid-template-columns: 4.5rem 1fr;column-gap: .9rem;}.slope svg,.fork svg{width: 4.5rem;height: 2.625rem;}.slopes{grid-template-columns: minmax(0,1fr);}.fork{grid-template-columns: 4.5rem minmax(0,1fr);column-gap: .9rem;}.fork__d{grid-column: 2;text-align: left;}.phases{display: grid;row-gap: 1.4rem;padding-top: 0;}.phases__tick,.phases__end,.phase::after{display: none;}.phase{padding: 0 0 0 1.1rem;}.phase::before{top: .15rem;bottom: .15rem;left: 0;right: auto;width: 2px;height: auto;}.phase--off::before{top: .15rem;width: 1.5px;}.phase__t{display: block;margin-bottom: .2rem;font-size: var(--fs-micro);letter-spacing: .02em;color: var(--ink-3);}}.switch__tabs{position: relative;display: flex;column-gap: 2.5rem;margin-bottom: var(--gap-group);border-bottom: 1px solid var(--line);}.switch__tab{position: relative;display: inline-flex;align-items: flex-end;min-height: 3rem;padding: .5rem 0 .9rem;font-size: var(--fs-ui);line-height: var(--lh-label);letter-spacing: var(--track-ui);color: var(--ink-2);transition: color .35s var(--ease-soft);}.switch__tab::after{content: "";position: absolute;left: 0;right: 0;bottom: -1px;height: 1px;background: var(--ink-3);transform: scaleX(0);transform-origin: left;transition: transform .5s var(--ease-out);}.switch__tab[aria-selected="true"]{color: var(--ink);}@media (hover: hover){.switch__tab:hover{color: var(--ink);}}@media (hover: hover){.switch__tab:hover::after{transform: scaleX(1);}}.switch__tab[aria-selected="true"]::after{transform: scaleX(0);}.switch__ink{position: absolute;left: 0;bottom: -1px;width: 0;height: 2px;background: var(--emphasis);pointer-events: 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li::before{content: "";position: absolute;left: .24rem;top: .7em;width: .32rem;height: .32rem;border-radius: 50%;background: var(--ink-3);}@media (min-width: 761px){.disclose__btn{margin-left: -1.45rem;}.disclose__body{margin-left: -1.5rem;padding-left: 1.5rem;}.disclose__inner li{padding-left: 0;break-inside: avoid;}.disclose__inner li::before{left: -1.21rem;}.disclose__inner ul{columns: 2;column-gap: var(--gutter);}}@media (min-width: 761px) and (max-width: 1100px){.disclose__inner{max-width: none;}}@media (min-width: 1101px){.disclose.full{grid-column: 1 / span 8;}.disclose.full .disclose__inner{max-width: none;}}:lang(en) .disclose__inner li{text-wrap: pretty;}:lang(zh) .disclose__inner{line-height: 1.8;}.disclose__k{color: var(--ink);font-weight: var(--w-strong);}.media__frame{position: relative;overflow: hidden;aspect-ratio: var(--ratio,16 / 9);background: var(--bg-subtle);}.media__frame > img,.media__frame > video{width: 100%;height: 100%;object-fit: 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1;align-self: start;}.partner__value{margin-top: -.05em;}.partner__label{margin-top: 1.1rem;max-width: 22rem;}:lang(zh) .partner__label{max-width: 16em;}.aesthetics__note{grid-column: 1 / span 8;margin-top: var(--gap-block);}.research .monument__label{text-wrap: balance;}.research__figures{margin-top: var(--gap-block);}.research__note{margin-top: var(--gap-group);}.biz__frame{--ratio: 3 / 2;}.biz__k{font-weight: var(--w-strong);font-size: var(--fs-h3);line-height: 1.2;letter-spacing: -.01em;}:lang(zh) .biz__k{font-weight: 400;}.biz__d{margin-top: .6rem;max-width: 30rem;font-size: var(--fs-body);line-height: var(--lh-body);color: var(--ink-2);text-wrap: pretty;}:lang(zh) .biz__d{max-width: 24em;text-wrap: balance;}.biz__link{display: flex;width: fit-content;margin-top: .5rem;}@media (max-width: 1100px){.results__grid{grid-template-columns: minmax(0,1fr);row-gap: 2.5rem;}.results__grid .result{display: grid;grid-template-columns: minmax(0,1fr) minmax(0,1.7fr);column-gap: var(--gutter);align-items: start;}.results__grid .result__vals{grid-column: 2;grid-row: 1 / span 2;grid-template-columns: repeat(2,minmax(0,1fr));column-gap: var(--gutter);margin: 0;}.partner__copy,.partner__figure,.partner__cta{grid-column: 1 / -1;grid-row: auto;}.partner__figure,.partner__cta{margin-top: var(--gap-title);}}@media (max-width: 1280px){.chain--detailed{--chain-gap: 2rem;grid-template-columns: minmax(0,36rem);grid-template-rows: none;padding-left: 1.5rem;}.chain--detailed .chain__step{display: block;grid-row: auto;}.chain--detailed .chain__step:not(:last-child)::before{left: -1.3rem;top: .45em;width: 1px;height: calc(100% + var(--chain-gap));transform-origin: 50% 0;}.chain--detailed.is-pending .chain__step::before{transform: scaleY(0);}.chain--detailed .chain__node{position: absolute;left: -1.5rem;top: .45em;}.chain--detailed .chain__k{margin-top: 0;}.chain--detailed .chain__k,.chain--detailed .chain__d,:lang(zh) .chain--detailed .chain__d,:lang(zh) .chain--detailed .chain__k{max-width: none;}}@media (max-width: 900px){.imaging .mat.mat--strip{width: auto;justify-items: start;overflow-x: auto;overscroll-behavior-x: contain;scroll-snap-type: x mandatory;scroll-padding-inline: 1.25rem;padding-inline: 1.25rem;}.mat__row.mat__row--5{grid-template-columns: repeat(5,min(62vw,15rem));width: max-content;max-width: none;row-gap: 0;column-gap: .75rem;}.mat__row--5 figure{scroll-snap-align: start;}}@media (min-width: 1101px) and (max-width: 1260px){.layers{container-type: inline-size;}.layers__names li,.layers__d{font-size: 1.2579cqw;}.layers__k{font-size: 1.5274cqw;}.layers__d{margin-top: .4313cqw;max-width: 31.626cqw;}:lang(zh) .layers__d{max-width: 19em;}}@media (max-width: 1100px){.layers__names{display: none;}.layers__art{grid-column: 1 / span 9;}.layers__items{grid-column: 1 / -1;grid-row: 2;display: grid;grid-template-columns: repeat(2,minmax(0,1fr));grid-template-rows: repeat(3,auto);grid-auto-flow: column;column-gap: var(--gutter);row-gap: 1.75rem;margin-top: 2.5rem;}.layers__item{position: static;translate: none;}.layers__note{grid-column: 1 / -1;grid-row: 3;}.layers__item::before{content: attr(data-layer);display: block;margin-bottom: .15rem;font-size: var(--fs-micro);letter-spacing: .02em;color: var(--ink-3);transition: color .3s var(--ease-soft);}.layers__item.is-shown::before{color: var(--ink);}}@media (max-width: 760px){.switch__tabs{flex-wrap: nowrap;overflow-x: auto;overscroll-behavior-x: contain;scrollbar-width: none;column-gap: 1.75rem;}.switch__tab:focus-visible{outline-offset: -2px;}.switch__tabs::-webkit-scrollbar{display: none;}.switch__tab{flex: none;white-space: nowrap;}.switch__tabs.is-overflowing:not(.is-end){-webkit-mask-image: linear-gradient(to right,#000 calc(100% - 3.5rem),transparent);mask-image: linear-gradient(to right,#000 calc(100% - 3.5rem),transparent);}.function__charts{grid-template-columns: repeat(2,minmax(0,1fr));row-gap: 2.25rem;}.trials__row{grid-template-columns: 1fr;row-gap: .4rem;}.slopes--two{grid-template-columns: 1fr;row-gap: 1.5rem;}.steps3{grid-template-columns: 1fr;row-gap: 3rem;}.step3__glyph{max-width: 18rem;}.layers__art,.layers__items{grid-column: 1 / -1;}.layers__items{grid-template-columns: minmax(0,1fr);grid-template-rows: none;grid-auto-flow: row;row-gap: 1.4rem;margin-top: 2rem;}.result__v{font-size: 2.6rem;}.results__grid .result{grid-template-columns: minmax(0,1fr);}.results__grid .result__vals{grid-column: 1;grid-row: auto;margin-top: 1.1rem;}.mat__row{grid-template-columns: minmax(0,18rem);row-gap: 1.75rem;}.aesthetics__note{grid-column: 1 / -1;}.protocol:nth-of-type(1),.protocol:nth-of-type(2){grid-column: 1 / -1;}.protocol + .protocol{margin-top: var(--gap-block);}}@media (min-width: 1101px) and (max-width: 1366px){.slopes--two{grid-template-columns: minmax(0,1fr);row-gap: 1.25rem;}}.ring{position: absolute;inset: 0;width: 100%;height: 100%;}canvas[data-ring]{opacity: 0;transition: opacity .6s var(--ease-soft);}canvas[data-ring].is-drawn{opacity: 1;}html.no-motion canvas[data-ring]{transition: none;}.ring-fallback-host{position: absolute;inset: 0;}.ring-fallback-host:empty{display: none;}.ring-fallback{position: absolute;max-width: none;}.ring-labels{position: absolute;inset: 0;pointer-events: none;}.ring-label{position: absolute;left: 0;top: 0;font-size: var(--fs-ui);line-height: 1.3;letter-spacing: var(--track-ui);white-space: nowrap;color: var(--ink-2);opacity: 0;will-change: transform,opacity;}.ring-label.is-priority{color: var(--ink);}:root,[lang="en"]{--fs-statement: clamp(3rem,1rem + 7vw,11rem);--lh-statement: .96;--track-statement: -.045em;--w-statement: 200;}[lang|="zh"]{--fs-statement: clamp(2.5rem,1rem + 5.6vw,8.5rem);--lh-statement: 1.14;--track-statement: 0;--w-statement: 300;}.statement{position: relative;overflow: hidden;padding-block: clamp(7rem,3.5rem + 10vw,17rem);background: var(--bg);}.statement__text{grid-column: 1 / span 11;font-weight: 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var(--w-light);}.monument__value:has(.monument__unit--word:not(:empty)){align-items: baseline;}.monument__unit--word{margin-top: 0;}.monument__label{grid-column: 7 / span 5;padding-bottom: .4rem;max-width: 22rem;font-size: var(--fs-lead);font-weight: var(--w-light);line-height: var(--lh-lead);color: var(--ink-2);}:lang(zh) .monument__label{padding-bottom: calc(.4rem - .15em);}.monument--short .monument__value{grid-column: 1 / span 3;}.monument--short .monument__label{grid-column: 4 / span 4;}.monument__sub{margin-top: .7rem;font-size: var(--fs-small);font-weight: 400;line-height: var(--lh-small);letter-spacing: .02em;color: var(--ink-2);}.monument__label:has(.monument__sub){padding-bottom: calc(.4rem + .413em - .438 * var(--fs-small));}:lang(zh) .monument__label:has(.monument__sub){padding-bottom: calc(.4rem - .15em + .439em - .414 * var(--fs-small));}.split-line{display: block;overflow: hidden;padding-bottom: .1em;margin-bottom: -.1em;}.split-line > span{display: block;}[data-roll]{display: inline-flex;align-items: flex-start;}.digit{display: inline-block;height: 1lh;overflow-y: clip;clip-path: inset(0 -.3em);user-select: none;}.digit__strip{display: block;}.digit__strip > span{display: block;height: 1lh;text-align: center;}.digit__strip > span::before,.digit-sep::before{content: attr(data-d);}.digit-sep{display: inline-block;height: 1lh;user-select: none;}.digit-sep[data-d="万"],.digit-sep[data-d="亿"]{font-size: .6em;margin: .45em 0 0 .06em;}@media (max-width: 1100px){.ring-labels{display: none;}.monument__value,.monument--short .monument__value{grid-column: 1 / -1;}.monument__label,.monument--short .monument__label{grid-column: 1 / span 8;margin-top: 1.5rem;}.statement__aside{grid-column: 1 / span 9;}}@media (max-width: 760px){.statement__text,.statement__aside,.monument__label,.monument--short .monument__label{grid-column: 1 / -1;}}.locations__globe{grid-column: 1 / -1;}.globe__stage{position: relative;}.globe__figure{position: relative;aspect-ratio: 10 / 9;}.globe__canvas{position: absolute;inset: 0;width: 100%;height: 100%;}.globe__labels{position: absolute;inset: 0;margin: 0;padding: 0;list-style: none;pointer-events: none;}.loc-label{--g: 1.15rem;--d: calc(.6 * var(--g));position: absolute;left: 0;top: 0;display: flex;flex-direction: column;align-items: flex-start;white-space: nowrap;text-align: left;translate: var(--g) -50%;opacity: 0;will-change: transform,opacity;text-shadow: 0 0 .55em #FFFFFF,0 0 .3em #FFFFFF,0 0 .12em #FFFFFF;paint-order: stroke fill;-webkit-text-stroke: .3em #FFFFFF;}.loc-label.is-hq{--g: 1.7rem;}.loc-label[data-pos="w"]{translate: calc(-100% - var(--g)) -50%;}.loc-label[data-pos="ne"]{translate: var(--d) calc(-100% - var(--d));}.loc-label[data-pos="se"]{translate: var(--d) var(--d);}.loc-label[data-pos="nw"]{translate: calc(-100% - var(--d)) calc(-100% - var(--d));}.loc-label[data-pos="sw"]{translate: calc(-100% - var(--d)) var(--d);}.loc-label[data-pos$="w"]{align-items: flex-end;text-align: right;}.loc-city{font-size: var(--fs-body);line-height: 1.25;letter-spacing: .005em;color: var(--ink);}.loc-meta{margin-top: .2rem;font-size: var(--fs-small);line-height: var(--lh-small);letter-spacing: .02em;color: var(--ink-3);}.loc-hq{color: var(--accent);}html:not(.js) .globe__labels{position: static;}html:not(.js) .loc-label{position: static;opacity: 1;translate: none;}@media (min-width: 1101px){.locations .head{grid-column: 1 / span 5;grid-row: 1;align-self: center;margin-bottom: 0;}.locations__globe{grid-column: 6 / -1;grid-row: 1;}}@media (min-width: 1101px) and (max-width: 1366px){.locations__globe{grid-column: 7 / -1;}}@media (min-width: 1101px) and (max-width: 1180px){.loc-meta > [aria-hidden="true"]{display: none;}.loc-hq:not(:only-child){display: block;}}@media (max-width: 1100px){.globe__figure{aspect-ratio: 4 / 3;}}@media (max-width: 760px){.globe__figure{aspect-ratio: 1 / .94;}.globe__labels{position: static;display: grid;grid-template-columns: repeat(2,minmax(0,1fr));gap: 1.6rem 1.25rem;margin-top: 2.25rem;}.loc-label,.loc-label[data-pos]{position: relative;left: auto;top: auto;align-items: flex-start;padding-left: calc(var(--mark) + var(--mark-gap));text-align: left;white-space: normal;text-shadow: none;-webkit-text-stroke: 0;transform: none !important;translate: none;opacity: 1 !important;}.loc-label::before{content: "";position: absolute;left: 0;top: .5em;width: var(--mark);height: var(--mark);border-radius: 50%;background: var(--emphasis);}.loc-meta > [aria-hidden="true"]{display: none;}.loc-hq{display: block;}}.read__text{grid-column: 1 / span 5;grid-row: 1 / span 2;}.read__stick{position: sticky;top: calc(var(--header-h-compact) + 2.5rem);}.read__fig{grid-column: 7 / span 6;}.read__p{margin-top: var(--gap-title);max-width: 34rem;font-size: var(--fs-body);line-height: var(--lh-body);color: var(--ink-2);text-wrap: pretty;}:lang(zh) .read__p{max-width: 24em;}.read__p + .read__p{margin-top: .9em;}.read__p--lead{font-size: var(--fs-lead);font-weight: var(--w-light);line-height: var(--lh-lead);text-wrap: balance;}.read__link{margin-top: var(--gap-group);}.read .disclose{grid-column: 7 / span 6;grid-row: 2;align-self: start;}.read__band{margin-top: var(--gap-block);}.read__band .group__k{margin-bottom: 0;}.read__band .fig-cap{margin-bottom: 1.5rem;}.cells__fig{container-type: inline-size;}.cells__notes{display: grid;grid-template-columns: minmax(0,28rem) 18rem;column-gap: var(--gutter);justify-content: space-between;align-items: start;margin-top: 1.1rem;}.cells__notes .media__caption{margin-top: 0;}.cells__notes .cycle{width: 100%;margin: 0;}@container (max-width: 39rem){.cells__notes{grid-template-columns: minmax(0,1fr) 16rem;}.cells__notes .cycle__ph{font-size: 19.1px;}.cells__notes .cycle__cp{font-size: 16.9px;}}@container (max-width: 35rem){.cells__notes{grid-template-columns: minmax(0,1fr);}.cells__notes .cycle{max-width: 21rem;margin-top: var(--gap-group);}.cells__notes .cycle__ph{font-size: 17px;}.cells__notes .cycle__cp{font-size: 15px;}}@media (min-width: 761px){.read__fig .cells__videos .vpair{grid-template-columns: repeat(2,minmax(0,21rem));}}.read__fig .media__caption,.read__fig .cells__hint,.read__fig .cells__single{max-width: 32rem;}:lang(zh) .read__fig .media__caption,:lang(zh) .read__fig .cells__hint,:lang(zh) .read__fig .cells__single{max-width: 26em;}.read__fig .cells__single{margin-top: 1rem;font-size: var(--fs-small);line-height: var(--lh-small);}.read__fig .slopes,.read__fig .tissue__markers{grid-template-columns: repeat(2,minmax(0,1fr));}.read__fig .slope{align-items: start;}.read__fig .tissue__markers{margin-top: var(--gap-group);}@media (min-width: 1101px) and (max-width: 1300px){.read__fig .tissue__markers{grid-template-columns: minmax(0,1fr);row-gap: 1.25rem;}}.read__fig .timeline{margin-top: var(--gap-block);}.read__fig .timeline__k{margin-top: var(--gap-block);margin-bottom: 0;}.read__fig .timeline__k + .timeline{margin-top: .5rem;}.read__fig .trials{margin-top: 0;}@media (min-width: 761px){.read__fig .trials__row{grid-template-columns: calc((100% - 5 * var(--gutter)) / 3 + var(--gutter)) minmax(0,1fr);}}.fig-cap{margin-top: .45rem;max-width: 32rem;font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-3);text-wrap: pretty;}:lang(zh) .fig-cap{max-width: 26em;}.fig-keys{display: flex;flex-wrap: wrap;align-items: baseline;gap: .5rem 2.25rem;margin-bottom: var(--gap-group);}.fig-keys .legend{margin: 0;}.fig-keys .fig-cap{margin-top: 0;}.plate{margin: 0;height: clamp(18rem,36.5vw,46rem);overflow: hidden;background: #FFFFFF;}.plate picture,.plate img{display: block;width: 100%;height: 100%;}.plate img{object-fit: cover;object-position: 50% 50%;-webkit-mask-image: linear-gradient(to bottom,transparent,#000 16%,#000 84%,transparent);mask-image: linear-gradient(to bottom,transparent,#000 16%,#000 84%,transparent);}.section--pair-start + .plate{margin-top: calc(var(--section-y) * -.25);}.plate + .section{padding-top: calc(var(--section-y) * .25);}@media (max-width: 760px){.plate{height: auto;aspect-ratio: 1170 / 990;}}.section.section--pair-start[data-surface]{padding-bottom: calc(var(--section-y) * .5);}.section.section--pair-start[data-surface] + .section.section--pair-end[data-surface]{padding-top: calc(var(--section-y) * .25);}.ways--band{grid-column: 1 / -1;display: grid;grid-template-columns: repeat(4,minmax(0,1fr));gap: 2.75rem var(--gutter);}.ways--band .way__glyph{width: 14rem;max-width: 100%;aspect-ratio: 151 / 100;margin-bottom: 1.5rem;}.ways--band .way__k{font-size: var(--fs-h3);}.ways--band .way__t{margin-top: .4rem;max-width: 20rem;font-size: var(--fs-small);line-height: var(--lh-small);}@media (max-width: 1100px){.ways--band{grid-template-columns: repeat(2,minmax(0,1fr));}}.monument--stack .monument__value{grid-column: 1 / -1;font-size: clamp(7rem,1rem + 17vw,24rem);}.monument--stack .monument__label{grid-column: 1 / span 8;margin-top: 1.25rem;}.chain--upright{--chain-gap: 2.75rem;--at-y: calc(var(--fs-h3) * var(--lh-tight) / 2);grid-template-columns: minmax(0,1fr);grid-template-rows: none;padding-left: 2.25rem;}.chain--upright .chain__step{display: block;grid-row: auto;}.chain--upright .chain__step:not(:last-child)::before{left: calc(-2.25rem + var(--mark) / 2 - .5px);top: var(--at-y);width: 1px;height: calc(100% + var(--chain-gap));transform-origin: 50% 0;}.chain--upright.is-pending .chain__step::before{transform: scaleY(0);}.chain--upright .chain__node{position: absolute;left: -2.25rem;top: calc(var(--at-y) - var(--mark) / 2);}.chain--upright .chain__k,:lang(zh) .chain--upright .chain__k{margin-top: 0;max-width: none;font-weight: var(--w-light);font-size: var(--fs-h3);line-height: var(--lh-tight);letter-spacing: -.01em;}.chain--upright .chain__d,:lang(zh) .chain--upright .chain__d{margin-top: .5rem;max-width: 34rem;font-size: var(--fs-body);line-height: var(--lh-body);}.read__fig .biz__frame{--ratio: 3 / 2;}.biz-pair{display: grid;grid-template-columns: repeat(2,minmax(0,1fr));column-gap: var(--gutter);row-gap: 2.5rem;margin-top: var(--gap-group);}.biz-pair .biz__k,:lang(zh) .biz-pair .biz__k{font-weight: var(--w-light);}@media (max-width: 1699px){.biz-pair{grid-template-columns: minmax(0,1fr);}}@media (min-width: 1700px){.biz-pair{grid-template-rows: auto auto auto;row-gap: 0;}.biz-pair > .biz{display: grid;grid-row: span 3;grid-template-rows: subgrid;}.biz-pair .biz__link{align-self: start;}}.function__charts--3{grid-template-columns: repeat(3,minmax(0,1fr));}@media (min-width: 1101px) and (max-width: 1500px){.function__charts--3{grid-template-columns: repeat(2,minmax(0,1fr));}}.forks--compact{grid-template-columns: repeat(2,minmax(0,1fr));grid-template-rows: repeat(5,auto);}.forks--compact .forks__col{display: grid;grid-row: span 5;grid-template-rows: subgrid;}.forks--compact .forks__col + .forks__col .forks__group:first-child{margin-top: 0;}.forks--compact .fork{grid-template-columns: clamp(4.5rem,30%,6rem) minmax(0,1fr);column-gap: 1.1rem;}.forks--compact .fork svg{grid-row: 1 / span 2;width: 100%;height: auto;aspect-ratio: 96 / 56;}.forks--compact .fork__k{align-self: end;}.forks--compact .fork__d{grid-column: 2;align-self: start;text-align: left;}:lang(en) .forks--compact .fork__d{text-wrap: balance;}@media (min-width: 1101px){.disclose__inner{max-width: 58rem;}}@media (max-width: 1100px){.read__text,.read__fig,.read .disclose{grid-column: 1 / -1;grid-row: auto;}.read__stick{position: static;}.read__text{margin-bottom: var(--gap-head);}}@media (max-width: 760px){.ways--band{grid-template-columns: minmax(0,1fr);row-gap: 2.25rem;}.ways--band .way{display: grid;grid-template-columns: 7.75rem minmax(0,1fr);grid-template-rows: 1fr auto auto 1fr;column-gap: 1.1rem;}.ways--band .way__glyph{grid-row: 1 / -1;align-self: center;width: 100%;margin-bottom: 0;}.ways--band .way__k{grid-area: 2 / 2;font-size: var(--fs-h3);}.ways--band .way__t{grid-area: 3 / 2;font-size: var(--fs-body);line-height: var(--lh-body);}.read__fig .slopes,.read__fig .tissue__markers{grid-template-columns: minmax(0,1fr);}.function__charts--3{grid-template-columns: repeat(2,minmax(0,1fr));row-gap: 2.25rem;}.monument--stack .monument__label{grid-column: 1 / -1;}.forks--compact{grid-template-columns: minmax(0,1fr);grid-template-rows: none;}.forks--compact .forks__col{display: block;grid-row: auto;}.forks--compact .forks__col + .forks__col .forks__group:first-child{margin-top: clamp(1.25rem,1rem + .6vw,1.75rem);}.forks--compact .fork{grid-template-columns: 4.5rem minmax(0,1fr);column-gap: .9rem;}.biz-pair{grid-template-columns: minmax(0,1fr);row-gap: 2.5rem;}.chain--upright{padding-left: 1.75rem;}.chain--upright .chain__step:not(:last-child)::before{left: calc(-1.75rem + var(--mark) / 2 - .5px);}.chain--upright .chain__node{left: -1.75rem;}}@media (max-width: 389px){.ways--band .way{display: block;}.ways--band .way__glyph{width: 7.75rem;margin-bottom: 1rem;}}.dots-board{grid-column: 1 / -1;}.dots__head,.dots__row{display: grid;grid-template-columns: repeat(12,minmax(0,1fr));column-gap: var(--gutter);align-items: baseline;}.dots__head > :nth-child(1),.dots__name{grid-column: 1 / span 4;}.dots__stages,.dots__track{grid-column: 5 / span 3;display: grid;grid-template-columns: repeat(3,minmax(0,1fr));justify-items: center;align-items: baseline;}.dots__status{grid-column: 8 / span 5;}.dots__head{margin-bottom: .9rem;font-size: var(--fs-small);line-height: var(--lh-small);letter-spacing: .02em;color: var(--ink-3);}.dots__stages > span{text-align: center;}.dots{display: grid;row-gap: clamp(1rem,.7rem + .6vw,1.5rem);}.dots__name{position: relative;font-weight: var(--w-light);font-size: var(--fs-lead);line-height: 1.25;letter-spacing: -.01em;color: var(--ink);text-wrap: balance;}.dots__track{font-size: var(--fs-lead);line-height: 1.25;}.dots__track i{display: inline-flex;align-items: center;height: 1.25em;}.dots__track i::before{content: "\200b";}.dots__track i::after{content: "";width: .4rem;height: .4rem;border-radius: 50%;background: var(--line);}.dots__track i.is-done::after,.dots__track i.is-now::after{width: .75rem;height: .75rem;}.dots__track i.is-done::after{background: var(--ink-2);}.dots__track i.is-now::after{background: transparent;box-shadow: inset 0 0 0 1.5px var(--ink-3);}.dots__row.is-priority .dots__track i.is-done::after{background: var(--emphasis);}.dots__row.is-priority .dots__track i.is-now::after{box-shadow: inset 0 0 0 1.5px var(--emphasis);}.dots__status{display: grid;row-gap: .1rem;font-size: var(--fs-body);line-height: var(--lh-body);color: var(--ink-2);}.dots__status.is-quiet{color: var(--ink-3);}.dots__s{display: grid;grid-template-columns: 2.4em minmax(0,1fr);align-items: baseline;text-wrap: pretty;}.dots__s b{font-weight: var(--w-strong);font-size: var(--fs-small);letter-spacing: .02em;color: var(--ink-3);}.dots__status.is-quiet .dots__s{grid-template-columns: minmax(0,1fr);padding-left: 2.4em;}.dots__track i:not(.is-done):not(.is-now)::after{background: radial-gradient(circle closest-side,var(--line) calc(100% - .6px),transparent 100%);}.chapters{grid-column: 1 / -1;display: grid;row-gap: var(--gap-block);}.chapter{display: grid;grid-template-columns: repeat(12,minmax(0,1fr));column-gap: var(--gutter);align-items: start;}.chapter > .program__name{grid-column: 1 / -1;}.chapter__text{grid-column: 1 / span 5;margin-top: var(--gap-title);}.chapter__text .program__text{margin-top: 0;}.chapter__photo{margin-top: var(--gap-group);}.chapter__evidence{grid-column: 7 / span 6;margin-top: var(--gap-title);}@media (min-width: 1101px){.chapter--flip .chapter__text{display: contents;}.chapter--flip .program__text{grid-column: 1 / span 5;grid-row: 2;margin-top: var(--gap-title);}.chapter--flip .chapter__evidence{grid-column: 1 / span 6;grid-row: 3;margin-top: var(--gap-group);}.chapter--flip .chapter__photo{grid-column: 8 / span 5;grid-row: 2 / span 3;margin-top: var(--gap-title);align-self: start;}.chapter--flip{grid-template-rows: auto auto auto 1fr;}.chapter--flip .chapter__photo{transform: scaleX(-1);}}.chapter__evidence .legend{margin-bottom: 1.25rem;}.chapter__evidence .program__link{display: flex;width: fit-content;margin-top: 1.5rem;}.trends-pair{display: grid;grid-template-columns: repeat(2,minmax(0,1fr));column-gap: var(--gutter);}.forks-row{display: grid;grid-template-columns: repeat(2,minmax(0,1fr));column-gap: var(--gutter);}.forks-row--figures .fork--figure{display: block;margin: 0;padding: 0;}.forks-row--figures .fork svg{display: block;width: 9rem;height: auto;aspect-ratio: 96 / 34;margin-top: 1rem;overflow: visible;}.forks-row--figures .fork__d{margin-top: .9rem;text-align: left;}.chain__s{display: block;margin-top: 1.25rem;font-size: var(--fs-small);line-height: var(--lh-small);letter-spacing: .02em;color: var(--ink-3);}.chain--ready .chain__k{margin-top: .3rem;}.chain__end{font-weight: var(--w-light);font-size: var(--fs-h3);line-height: var(--lh-tight);letter-spacing: -.01em;}@media (min-width: 1281px){.chain--ready{grid-template-rows: repeat(4,auto);}.chain--ready .chain__step{grid-row: span 4;}.chain--ready .chain__k{align-self: baseline;margin-top: 0;}}@media (max-width: 1280px){.chain--ready .chain__step:nth-last-child(2)::before{height: calc(100% + var(--chain-gap) - .45em + var(--fs-h3) * var(--lh-tight) / 2 - var(--mark) / 2);}.chain--ready .chain__s{margin-top: 0;}.chain--ready .chain__s:empty{display: none;}.chain--ready .chain__step.is-last .chain__k{margin-top: 0;}.chain--ready .chain__step.is-last .chain__node{top: calc(var(--fs-h3) * var(--lh-tight) / 2 - var(--mark) / 2);}}@media (min-width: 1101px) and (max-width: 1280px){.ready .head{grid-column: 1 / span 5;grid-row: 1;margin-bottom: 0;}.ready .chain--ready{grid-column: 7 / -1;grid-row: 1;align-self: start;}}@media (max-width: 1100px){.chapter__text,.chapter__evidence{grid-column: 1 / -1;}.chapter__evidence{margin-top: var(--gap-group);max-width: 44rem;}.chapter__photo{max-width: 44rem;}}@media (max-width: 960px){.dots__head{display: block;margin-bottom: 1.5rem;}.dots__head > span:not(.dots__stages){display: none;}.dots__stages{display: flex;}.dots__stages > span + span::before{content: "·";margin-inline: .55em;}.dots__row{grid-template-columns: auto minmax(0,1fr);column-gap: 1rem;row-gap: .5rem;}.dots__name{grid-column: 1 / -1;}.dots__track{grid-column: 1;display: flex;gap: .55rem;font-size: var(--fs-body);}.dots__track i{width: .75rem;justify-content: center;}.dots__status{grid-column: 2;}}@media (max-width: 760px){.trends-pair{grid-template-columns: minmax(0,26rem);row-gap: 1.75rem;}.forks-row{grid-template-columns: minmax(0,1fr);row-gap: 1.25rem;}}.page-hero--text{min-height: 0;align-items: start;padding-top: calc(var(--header-h) + var(--gap-head));}.page-hero--alone{min-height: var(--stage-h);align-items: end;}.page-hero__meta{margin-top: var(--gap-group);font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-3);}.page-hero__link{margin-top: var(--gap-group);}.page-hero--text + .doc{padding-top: 0;}.doc .grid{row-gap: var(--gap-block);}.doc__part{grid-column: 1 / -1;display: grid;grid-template-columns: subgrid;align-items: baseline;}.doc__k{grid-column: 1 / span 5;font-size: var(--fs-h3);font-weight: var(--w-strong);line-height: var(--lh-tight);letter-spacing: -.01em;text-wrap: balance;}@media (min-width: 1101px){.doc__k{position: sticky;top: calc(var(--header-h-compact) + 2.5rem);}}:lang(zh) .doc__k{font-weight: 400;}.doc__body{grid-column: 7 / span 6;}.doc__body > .read__p:first-child{margin-top: 0;}.doc__note{margin-top: var(--gap-title);max-width: 34rem;font-size: var(--fs-small);line-height: var(--lh-small);color: var(--ink-3);}.doc__link{color: var(--accent);transition: color .35s var(--ease-soft);}@media (hover: hover){.doc__link:hover{color: var(--ink);}}@media (max-width: 1100px){.doc__k,.doc__body{grid-column: 1 / -1;}.doc__part{row-gap: var(--gap-title);}}.footer__legal{display: inline-block;margin-left: 1.25em;padding-block: .25rem;margin-block: -.25rem;color: var(--ink-2);transition: color .35s var(--ease-soft);}@media (hover: hover){.footer__legal:hover{color: var(--ink);}}.footer__legal[aria-current="page"]{position: relative;color: var(--ink);}.footer__legal[aria-current="page"]::after{content: "";position: absolute;left: 0;right: 0;bottom: .05rem;height: 2px;background: var(--emphasis);}@media (max-width: 1100px) and (min-width: 761px){.footer__base{grid-column: 1 / span 4;}}