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h2{font-size:28px}.steps{grid-template-columns:1fr;gap:0}.steps li{padding:var(--s3) 0 var(--s3) 36px;position:relative}.step-number{position:absolute;top:var(--s3);left:0;margin:0;font-size:var(--f-xs);line-height:2}.steps h3{font-size:var(--f-lead);margin-bottom:12px}.steps p{font-size:var(--f-body)}.comparison-table{font-size:var(--f-sm);min-width:480px}.comparison-table th,.comparison-table td{padding:var(--s2)}.comparison-list>.card{display:block;padding:var(--s3) 0}.comparison-list .card h3{margin-bottom:var(--s2)}.comparison-list .card .text-link{margin-top:var(--s2)}.question-list>.card{grid-template-columns:24px 1fr;gap:var(--s2)}.application-outputs,.related-grid{grid-template-columns:1fr}.concept-diagram{padding:var(--s3);margin-block:var(--s3)}.association-diagram{display:flex;flex-direction:column;gap:var(--s3);margin-block:var(--s4)}.association-origin svg{width:110px;height:110px;margin-bottom:var(--s2)}.association-connector{height:44px;width:100%;overflow:hidden}.association-connector svg{transform:rotate(90deg);height:150px;width:44px}.association-readouts{grid-template-columns:1fr 1fr;width:100%;gap:var(--s2)}.association-readout{padding:var(--s2)}.association-readout h3{font-size:var(--f-lead)}.association-readout p{font-size:var(--f-sm)}.chip-card svg{margin-block:var(--s2)}.topic-nav{gap:0 var(--s3);padding-block:8px}.topic-nav a{font-size:var(--f-sm);min-height:48px;line-height:1.7}.about-hero h1{font-size:32px}.about-hero .lead{font-size:var(--f-body)}.mission-body{margin-top:var(--s4)}.mission-body p{font-size:var(--f-body)}.mission-body p:last-child{font-size:var(--f-lead)}.principle{grid-template-columns:1fr;gap:var(--s2);padding-block:var(--s4)}.principle .eyebrow{margin:0}.principle h3{font-size:28px}.principle p:last-child{grid-column:auto;margin:0;padding:0;font-size:var(--f-body)}.future-roadmap .feature{padding-bottom:var(--s4)}.status{font-size:var(--f-xs)}.filter-row{grid-template-columns:1fr;gap:var(--s3)}#panel-results{grid-template-columns:1fr}.panel-result h3{font-size:var(--f-card)}.catalog-contact{display:block;margin-top:var(--s5)}.catalog-contact h2{font-size:28px}.catalog-contact .button{margin-top:var(--s3)}.contact-details>div{grid-template-columns:1fr;gap:8px}.contact-details a{font-size:var(--f-lead)}.wecom-contact{display:block}.wecom-contact figure{width:258px;max-width:100%;margin-bottom:var(--s3)}.inquiry-panel{padding:var(--s3)}.inquiry-panel h2{font-size:28px}.policy-content h2{font-size:var(--f-card)}.footer-top{display:block;padding-bottom:var(--s4)}.footer-top>.text-link{margin-top:var(--s3)}.footer-brand{font-size:32px}.footer-brand>span{font-size:var(--f-sm);max-width:340px}.site-footer{padding-top:var(--s5)}.footer-grid{grid-template-columns:1fr 1fr;gap:var(--s4);padding-block:var(--s4)}.footer-company strong{font-size:var(--f-body)}.footer-company address{font-size:var(--f-sm)}.footer-wecom{grid-column:1/-1}.footer-wecom>a{width:220px;max-width:100%;padding:12px}.footer-wecom img{width:196px}.footer-bottom>div:first-child{display:grid;gap:8px}.footer-bottom>div:last-child{gap:var(--s3)}#back-top{right:var(--s2);bottom:var(--s2)}html[lang=en] .hero h1{font-size:36px;line-height:1.2}html[lang=en] .mission-statement{font-size:clamp(25px,6.9vw,36px)}html[lang=en] .mission-line>span{white-space:normal}html[lang=en] .page-hero h1{line-height:1.17}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@media print{.site-header,.site-footer,#back-top,dialog,.actions,.gallery-controls,.topic-nav{display:none!important}body{font-size:11pt;color:#000}main{min-height:0}.hero,.dark-band,.contact-band,.mission-home,.mission-section,.wash,.page-hero{background:white;color:#000}.section,.page-hero{padding-block:24px}.wrap{padding-inline:0}.hero-main,.product-hero,.split-editorial{display:block}.hero-copy{padding:24px 0}.hero-visual{max-width:400px}.hero h1 .soft,.lead,.note,.feature p{color:#222}.card,.feature,.steps li{break-inside:avoid}h1{font-size:30pt}h2{font-size:22pt}.view-enter{animation:none}}

/* The category link and its disclosure are independent targets. */
.nav-primary{display:flex;align-items:center}.nav-item.is-current .nav-link{color:var(--teal)}
@media(max-width:1060px){.nav-primary{display:flex;width:100%;justify-content:space-between}.nav-item{display:block}.nav-primary .nav-link{flex:1}.nav-primary .nav-toggle{flex:0 0 44px}}

/* Keep intrinsic text widths from widening responsive grid tracks, including enlarged text. */
.application-links>a{grid-template-columns:32px minmax(0,1fr) 24px}.application-links>a>div,.association-readouts>*{min-width:0}.association-readouts{grid-template-columns:minmax(0,1fr)}.association-connector-desktop{width:100%;height:260px}.association-connector-mobile{display:none}.contact-details>div{grid-template-columns:minmax(80px,.35fr) minmax(0,1fr)}.contact-details dt{overflow-wrap:anywhere}input,select,textarea{min-width:0;max-width:100%}label{min-width:0}.inquiry-panel form>*{min-width:0}
@media(max-width:560px){.mission-line>span{white-space:normal}.application-links>a{grid-template-columns:24px minmax(0,1fr) 20px}.association-connector-desktop{display:none}.association-connector-mobile{display:block;width:100%;height:64px;color:var(--mint)}.association-readouts{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.association-readout h3,.association-readout p{overflow-wrap:anywhere}.contact-details>div{grid-template-columns:minmax(0,1fr)}}
/* Native select semantics with a consistent, scalable disclosure affordance. */
select{appearance:none;-webkit-appearance:none;padding-right:44px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2318373e' stroke-width='1.8'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;background-size:20px 20px;text-overflow:ellipsis;white-space:nowrap}.skip{top:0;transform:translateY(calc(-100% - 20px))}.skip:focus{top:12px;transform:none}
@media(max-width:560px){.header-inner{height:auto;min-height:76px;padding-block:12px;flex-wrap:wrap}.brand{max-width:calc(100% - 96px)}.brand>span{min-width:0}.brand img{flex-shrink:0}.brand strong{overflow-wrap:anywhere}}
/* Reflow is driven by content, so text enlargement can increase row height. */
.header-inner{height:auto;min-height:88px;padding-block:16px;flex-wrap:wrap;row-gap:8px}.hero-main>*,.split-editorial>*,.grid-2>*,.grid-3>*,.grid-4>*,.path-grid>*,.contact-layout>*,.footer-grid>*,.cell-readouts>*{min-width:0}.footer-brand{letter-spacing:2px}.footer-grid a,.footer-label,.footer-company strong,.footer-company address{overflow-wrap:anywhere}
@media(max-width:1060px){.header-inner{min-height:80px}}
@media(max-width:560px){.header-inner{min-height:76px;padding-block:12px}.footer-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}

/* V3.1 — the brand lockup and disclosure navigation. Original logo pixels stay intact. */
.brand{gap:11px}.brand img{width:auto;height:38px;max-width:none}.brand strong{font-size:24px;line-height:1.14;font-weight:600;letter-spacing:.045em}.brand small{font-size:13px;line-height:1.25;letter-spacing:.045em;margin-top:3px}.main-nav{gap:16px}.nav-primary{gap:0}.nav-link{position:relative;min-height:44px;padding:8px 0;transition:color .16s}.nav-link:after{content:"";position:absolute;left:0;right:0;bottom:3px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .18s}.nav-link:hover,.nav-item.is-current .nav-link,.nav-item:has(.nav-toggle[aria-expanded=true]) .nav-link{color:var(--teal)}.nav-link:hover:after,.nav-item.is-current .nav-link:after{transform:scaleX(1)}.nav-toggle{width:44px;height:44px;min-width:44px;min-height:44px;justify-content:flex-start;padding-left:7px}.nav-toggle .icon{width:15px;height:15px;flex-basis:15px;transition:transform .18s}.nav-toggle:hover{color:var(--teal)}.mega-menu{animation:menu-in .2s var(--ease);transition:opacity .14s,transform .14s}.mega-menu.is-closing{animation:none;opacity:0;transform:translateY(-4px);pointer-events:none}.mega-inner{display:block;padding-block:28px}.mega-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 24px}.mega-links li{min-width:0}.mega-links a{align-items:start;padding:18px 20px;border:0;border-left:1px solid var(--line);min-height:106px;gap:20px;transition:background .18s,color .18s}.mega-links a:hover{background:var(--wash)}.mega-link-copy{display:block;min-width:0}.mega-link-copy strong{display:block;font-size:20px;font-weight:550;line-height:1.45}.mega-link-copy small{text-wrap:balance;display:block;margin-top:8px;font-size:14px;line-height:1.7;color:var(--muted);overflow-wrap:anywhere}.mega-links .icon{margin-top:6px;width:18px;height:18px;flex-basis:18px}.mega-about .mega-links{grid-template-columns:repeat(3,minmax(0,1fr))}.mega-about .mega-links a{min-height:124px}#mega-platforms .mega-links{grid-template-columns:repeat(4,minmax(0,1fr))}html:not(.js-ready) .nav-toggle{display:none}
/* Footer disclosures are native HTML: contact channels remain available without JavaScript. */
.footer-group{min-width:0}.footer-group>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--mint);font-size:14px;line-height:1.7;min-height:44px;margin-bottom:12px}.footer-group>summary::-webkit-details-marker{display:none}.footer-group>summary .icon{width:14px;height:14px;flex-basis:14px;transition:transform .18s}.footer-group[open]>summary .icon{transform:rotate(180deg)}.footer-group-content>a{max-width:100%}.footer-wecom{display:block;grid-column:auto}.footer-wecom .footer-group-content>a:first-child{background:white;padding:12px;display:block;width:180px}.footer-wecom .footer-group-content>a:first-child img{width:156px;height:auto}.footer-wecom .footer-contact-link{font-size:12px;gap:8px;margin-top:8px}.footer-wecom .footer-contact-link .icon{width:14px;height:14px}.footer-company>.footer-label{margin-bottom:12px}
@media(max-width:1200px){.main-nav{gap:8px}.brand strong{font-size:23px}.brand img{height:36px}.mega-link-copy strong{font-size:18px}.mega-links a{padding-inline:16px}}
@media(max-width:1060px){.brand strong{font-size:23px}.main-nav{max-height:calc(100dvh - 80px)}.nav-primary .nav-toggle{justify-content:center;padding:0;min-height:58px}.nav-link:after{right:auto;width:32px;bottom:10px}.mega-menu{transition:none;animation:none}.mega-inner{padding:0 0 20px}.mega-links,#mega-platforms .mega-links,.mega-about .mega-links{grid-template-columns:minmax(0,1fr);gap:0}.mega-links a,.mega-about .mega-links a{min-height:76px;background:var(--wash);margin-bottom:4px;padding:16px 20px;border:0}.mega-link-copy strong{font-size:16px}.mega-link-copy small{font-size:14px;margin-top:4px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-company{grid-column:1/-1}}
@media(max-width:560px){.brand{gap:10px;max-width:calc(100% - 96px)}.brand img{width:auto;height:31px}.brand strong{font-size:21px;line-height:1.15;letter-spacing:.04em}.brand small{font-size:12px;line-height:1.25;letter-spacing:.04em;margin-top:2px}.header-inner{min-height:76px}.footer-grid{display:block;padding-block:24px}.footer-company{margin-bottom:24px}.footer-group{border-top:1px solid var(--dark-line);margin:0}.footer-group>summary{min-height:56px;margin:0;font-size:14px}.footer-group-content{padding-bottom:20px}.footer-group-content>a{min-height:44px}.footer-wecom .footer-group-content>a:first-child{width:244px;padding:12px}.footer-wecom .footer-group-content>a:first-child img{width:220px}.footer-top{padding-bottom:24px}.site-footer{padding-top:32px}.footer-top>.text-link{margin-top:16px}.footer-bottom{padding-block:16px}.footer-bottom>div:last-child{margin-top:8px}.footer-company address{margin-top:8px}}
@media(prefers-reduced-motion:reduce){.mega-menu,.nav-link:after,.nav-toggle .icon{animation:none;transition:none}}
/* Readouts inherit the selected source by position as well as by the visible letter. */
svg.origin-thread,[data-origin-path]{display:block;width:100%;height:72px;margin:0;color:var(--teal);overflow:visible}[data-origin-path] path{fill:none;stroke:currentColor;stroke-width:1.7;vector-effect:non-scaling-stroke}[data-origin-path] circle{fill:currentColor}[data-gallery-image]{transition:opacity .12s}[data-gallery-image].gallery-leaving{opacity:.25}.gallery-status{padding:16px;font-size:14px;color:var(--teal);background:var(--wash)}.product-visual[aria-busy=true] .gallery-controls{cursor:progress}

/* V3.1 content layout and responsive scientific concept labels. */
.origin-thread[data-origin-path]{display:block;width:100%;height:80px;overflow:visible;color:var(--teal);position:relative;pointer-events:none}
.spatial-key{display:flex;align-items:start;justify-content:space-between;gap:var(--s2);list-style:none;padding:0;margin:var(--s3) 0 0;color:var(--ink);font-size:var(--f-sm);line-height:1.6}
.spatial-key li{flex:1;min-width:0;text-align:center}
.spatial-key li+li{border-left:1px solid var(--line);padding-left:var(--s2)}
.spatial-caption{margin-top:var(--s2);font-size:var(--f-xs);line-height:1.75;color:var(--muted)}
.product-visual .spatial-key{margin-top:var(--s3)}
.d100-question-line{display:flex;flex-wrap:wrap;gap:var(--s2) var(--s4);margin-top:var(--s4);color:var(--mint);font-size:var(--f-body)}
.d100-question-line>span{flex:1;min-width:180px;border-top:1px solid var(--dark-line);padding-top:var(--s2)}
.d100-engagement .path-card .text-link{display:inline-flex;margin-top:var(--s3)}
@media(max-width:600px){
 .origin-thread[data-origin-path]{height:70px}
 .spatial-key{font-size:var(--f-xs);gap:8px}
 .spatial-key li+li{padding-left:8px}
 .d100-question-line{display:grid;gap:var(--s3)}
 .d100-question-line>span{min-width:0}
}

/* Reflowed readouts keep two distinct paths; the overflow stays inside panel padding. */
.origin-thread[data-origin-path]{z-index:1}
.back-top-label{display:none}
@media(max-width:560px){#back-top{position:static;display:inline-flex;width:auto;height:auto;min-height:44px;margin:0;gap:8px;padding:8px 0;align-items:center;justify-content:flex-start;box-shadow:none;background:none;color:var(--mint)}.back-top-label{display:inline}}
/* Very narrow enlarged text may break long English concept labels inside their own columns. */
.spatial-key li>span{overflow-wrap:anywhere}

/* ===== V3.2 · 2026-10-19 · CEO Direct, contact form, same-cell explorer ===== */
:root{--ceo:#8a5a12;--ceo-wash:#f6efe2;--tag-a:#136d62;--tag-b:#3d6fb4;--tag-c:#b0632b;--danger:#a3342b;--ok:#136d62}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
/* header CEO entry: always visible, outlined with the existing ink tone, never red or flashing */
@media(max-width:1060px){.header-tools{margin-left:auto;gap:6px}}
@media(max-width:350px){.header-inner{gap:8px}.brand small{display:none}.brand strong{font-size:17px;letter-spacing:.06em}}
/* copy buttons */
.email-line{display:inline-flex;align-items:center;flex-wrap:wrap;gap:4px 8px;max-width:100%}
.email-line a{overflow-wrap:anywhere}
.copy-email{position:relative;display:inline-flex;align-items:center;gap:6px;min-width:44px;min-height:44px;justify-content:center;color:inherit;opacity:.85}
.copy-email:hover{opacity:1}
.copy-email .icon{width:18px;height:18px}
.copy-email.is-copied:after{content:attr(data-copied);position:absolute;bottom:100%;left:50%;transform:translateX(-50%);background:var(--night);color:var(--paper);font-size:12px;padding:3px 8px;white-space:nowrap;pointer-events:none}
/* footer: two contact blocks */
.footer-channels{display:grid;grid-template-columns:max-content minmax(0,1fr);gap:var(--s4);margin-bottom:var(--s4)}
.footer-channel{display:flex;flex-direction:column;gap:4px;padding-left:var(--s2);border-left:2px solid var(--dark-line);min-width:0}
.footer-channel.is-ceo{border-left-color:#d9b26b}
.footer-channel>strong{color:var(--paper);font-size:var(--f-body);font-weight:550;white-space:nowrap}
.footer-channel>span:not(.email-line){font-size:var(--f-xs);line-height:1.7}
.footer-channel .email-line a{color:var(--paper);font-size:var(--f-sm);min-height:44px}
.footer-grid .footer-channel a.footer-ceo-form{color:#e8c98c;gap:8px;min-height:40px}
.footer-grid .footer-channel .email-line a{min-width:0}
.footer-company-name{display:block;font-size:var(--f-body);font-weight:500;color:var(--paper);margin-bottom:4px}
.phone-note{margin-left:8px;font-size:var(--f-xs);opacity:.8}
@media(max-width:1200px){.footer-channels{grid-template-columns:1fr}}
@media(max-width:1060px){.footer-channels{grid-template-columns:max-content minmax(0,1fr)}}
@media(max-width:560px){.footer-channels{grid-template-columns:1fr}}
/* home contact band + CEO note */
.contact-band-inner{display:grid!important;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);align-items:stretch!important;gap:var(--s5)}
.contact-band-inner .button{margin-top:var(--s4)}
.ceo-note{background:var(--paper);padding:var(--s4);border-top:3px solid var(--ceo);display:flex;flex-direction:column;gap:var(--s2);align-self:end}
.ceo-note-label{font-size:var(--f-xs);letter-spacing:.1em;font-weight:600;color:var(--ceo);text-transform:uppercase;margin:0!important}
.ceo-note h3{font-size:var(--f-lead)}
.ceo-note p:not(.ceo-note-label){margin-top:0!important;font-size:var(--f-sm);color:var(--muted)!important}
.ceo-note-links{display:flex;flex-wrap:wrap;align-items:center;gap:4px var(--s3)}
.ceo-note .text-link{color:var(--ceo)}
.ceo-mail{font-size:var(--f-sm);color:var(--ink);overflow-wrap:anywhere;min-height:44px;display:inline-flex;align-items:center}
@media(max-width:800px){.contact-band-inner{grid-template-columns:1fr}.ceo-note{align-self:stretch}}

/* ---- same-cell explorer (replaces the V3.1 orbit + connector diagram) ---- */
.cell-explorer{--tag:var(--tag-a);background:linear-gradient(180deg,var(--paper),var(--wash));padding:var(--s4);border:1px solid var(--line)}
.cell-explorer[data-cell=B]{--tag:var(--tag-b)}
.cell-explorer[data-cell=C]{--tag:var(--tag-c)}
.cell-explorer [data-show]{display:none}
.cell-explorer[data-cell=A] [data-show=A],.cell-explorer[data-cell=B] [data-show=B],.cell-explorer[data-cell=C] [data-show=C]{display:revert}
.cell-explorer svg [data-show]{display:none}
.cell-explorer[data-cell=A] svg [data-show=A],.cell-explorer[data-cell=B] svg [data-show=B],.cell-explorer[data-cell=C] svg [data-show=C]{display:inline}
.explorer-heading{flex-wrap:wrap;font-weight:550}
.explorer-hint{font-weight:400;color:var(--muted);font-size:var(--f-xs)}
.concept-cells{display:flex;gap:var(--s2);margin-top:var(--s2)}
.concept-cells button{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:6px 10px;border:1px solid var(--line);background:var(--paper);color:var(--muted);font-size:var(--f-sm);transition:border-color .2s,color .2s,box-shadow .2s}
.concept-cells button svg{width:40px;height:40px;flex:0 0 40px}
.concept-cells button:hover{border-color:var(--control);color:var(--ink)}
.concept-cells button[aria-pressed=true]{border-color:var(--tag);color:var(--ink);box-shadow:inset 0 -3px 0 var(--tag);font-weight:550}
.cell-membrane{fill:#fff;stroke:var(--control);stroke-width:1.6}
.cell-nucleus{fill:#e3f4ee;stroke:var(--control);stroke-width:1.2}
.marker{fill:none;stroke:#b9c9c7;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.marker.is-on{stroke:var(--night)}
.tag-a{--t:var(--tag-a)}.tag-b{--t:var(--tag-b)}.tag-c{--t:var(--tag-c)}
.tag-dot{fill:var(--t)}
.explorer-stage{display:grid;grid-template-columns:minmax(150px,.85fr) 40px minmax(0,1.6fr);align-items:center;margin-top:var(--s3)}
.stage-figure{margin:0;text-align:center}
.cell-stage{width:100%;max-width:240px;margin-inline:auto}
.droplet{fill:#f3faf7;stroke:var(--line);stroke-width:1.5;stroke-dasharray:4 5}
.helix{fill:none;stroke:var(--teal);stroke-width:2;stroke-linecap:round;opacity:.75}
.variant-dot{fill:#f2b84b;stroke:var(--night);stroke-width:1.2}
.bead circle{fill:var(--t);opacity:.14;stroke:var(--t);stroke-width:2}
.bead line{stroke:var(--t);stroke-width:2;stroke-dasharray:3 3}
.bc-on{fill:var(--t)}.bc-off{fill:var(--t);opacity:.28}
.stage-figure figcaption{font-size:var(--f-xs);color:var(--muted);margin-top:4px}
.stage-links{width:100%;height:200px}
.stage-links path{fill:none;stroke:var(--tag);stroke-width:2;vector-effect:non-scaling-stroke;transition:stroke .25s}
.cell-explorer .cell-readouts{display:grid;gap:var(--s2)}
.cell-explorer .readout{background:var(--paper);padding:var(--s2) var(--s3);border:1px solid var(--line);border-left:3px solid var(--tag);min-width:0;transition:border-color .25s}
.cell-explorer .readout-type{display:block;font-size:var(--f-xs);letter-spacing:.08em;font-weight:600;color:var(--teal);text-transform:uppercase}
.cell-explorer .readout strong{display:block;font-size:var(--f-body);font-weight:550;margin-top:2px}
.read-bar{width:100%;height:auto;margin-top:var(--s1)}
.read-bar .insert{fill:#e4ecea}
.read-bar .tick{stroke:#b9c9c7;stroke-width:1}
.read-bar .ab-tag{fill:var(--night);opacity:.72}
.read-legend{display:flex;flex-wrap:wrap;align-items:center;gap:2px 10px;font-size:11px;color:var(--muted);margin-top:4px;line-height:1.6}
.read-legend i{display:inline-block;width:10px;height:10px;margin-right:-6px;vertical-align:-1px}
.lg-bc{background:var(--tag)}.lg-insert{background:#e4ecea;border:1px solid #c9d6d3}.lg-variant{background:#f2b84b;border-radius:50%}.lg-ab{background:var(--night);opacity:.72}
.cell-explorer .origin-label{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:var(--f-xs);color:var(--muted)}
.tag-chip{display:none;min-width:26px;height:22px;padding:0 6px;align-items:center;justify-content:center;background:var(--t);color:#fff;font-size:12px;font-weight:600;border-radius:11px}
.cell-explorer[data-cell=A] .tag-chip[data-show=A],.cell-explorer[data-cell=B] .tag-chip[data-show=B],.cell-explorer[data-cell=C] .tag-chip[data-show=C]{display:inline-flex}
.cell-explorer .explorer-status{margin-top:var(--s3);padding:10px var(--s2);background:var(--paper);border-left:3px solid var(--tag);font-size:var(--f-sm);color:var(--ink)}
@keyframes cell-swap{from{opacity:.25}to{opacity:1}}
.cell-explorer .stage-cell{animation:cell-swap .3s var(--ease)}
.reduce-motion .cell-explorer *{animation:none!important;transition:none!important}
@media(max-width:1200px){.explorer-stage{grid-template-columns:minmax(130px,.8fr) 28px minmax(0,1.6fr)}}
@media(max-width:800px){.explorer-stage{grid-template-columns:1fr}.stage-links{display:none}.cell-stage{max-width:190px}.cell-explorer .cell-readouts{margin-top:var(--s2)}}
@media(max-width:560px){.cell-explorer{padding:var(--s3) var(--s2)}.concept-cells{gap:8px}.concept-cells button{flex-direction:column;gap:2px;padding:6px 4px;font-size:var(--f-xs)}.concept-cells button svg{width:34px;height:34px}.cell-explorer .readout{padding:12px}}

/* ---- contact page ---- */
.contact-options{display:grid;grid-template-columns:1fr 1fr;gap:var(--s3);padding-bottom:var(--s5)}
.contact-option{display:flex;flex-direction:column;gap:12px;padding:var(--s4);border:1px solid var(--line);border-top:3px solid var(--teal);background:var(--paper);min-width:0;scroll-margin-top:110px}
.contact-option.is-ceo{border-top-color:var(--ceo);background:var(--ceo-wash)}
.contact-option-label{font-size:var(--f-xs);font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--teal)}
.contact-option.is-ceo .contact-option-label,.contact-option.is-ceo .text-link{color:var(--ceo)}
.contact-option h2{font-size:clamp(22px,2vw,28px)}
.contact-option>p:not(.contact-option-label):not(.fine){color:var(--muted)}
.contact-option .fine{margin-top:0}
.email-line.big a{font-size:clamp(18px,1.7vw,22px);font-weight:550;color:var(--ink);text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:5px}
.email-line.big .copy-email{border:1px solid var(--control);width:40px;min-width:40px;min-height:40px;padding:0;opacity:1}
.contact-option .text-link{margin-top:auto}
.contact-form-section{padding-bottom:var(--s6);scroll-margin-top:100px}
.channel-tabs{display:flex;gap:0;border-bottom:1px solid var(--line);max-width:760px}
.channel-tabs [role=tab]{min-height:52px;padding:12px var(--s3);font-size:var(--f-body);color:var(--muted);border-bottom:3px solid transparent;margin-bottom:-1px}
.channel-tabs [role=tab]:hover{color:var(--ink)}
.channel-tabs [role=tab][aria-selected=true]{color:var(--ink);font-weight:600;border-bottom-color:var(--teal)}
.channel-tabs #tab-ceo[aria-selected=true]{border-bottom-color:var(--ceo)}
.contact-form-panel{max-width:760px;padding-top:var(--s4)}
.contact-form-panel[data-channel=ceo] .form-receiver{background:var(--ceo-wash);border-color:#e3cfa6}
.form-intro h2{font-size:clamp(24px,2.2vw,32px)}
.form-intro p{margin-top:8px;color:var(--muted)}
.form-unavailable{margin-top:var(--s3);padding:12px var(--s2);background:var(--warm);border-left:3px solid var(--ceo);font-size:var(--f-sm)}
#contact-form{display:grid;gap:var(--s3);margin-top:var(--s3)}
.form-receiver{font-size:var(--f-sm);padding:10px var(--s2);background:var(--wash);border:1px solid var(--line)}
.field{display:flex;flex-direction:column;gap:8px;min-width:0}
.field>label,.field-label{display:block;font-size:var(--f-sm);font-weight:550;color:var(--ink)}
.req,.opt{font-weight:400;color:var(--muted);font-size:var(--f-xs)}
.field input:not([type=checkbox]),.field select{min-height:50px;padding:10px 12px}
.field textarea{min-height:200px;max-height:60vh;padding:12px;line-height:1.75}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal);outline:2px solid var(--teal);outline-offset:0}
.field [aria-invalid=true]{border-color:var(--danger);border-width:2px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--s3)}
.field-hint{font-size:var(--f-xs);color:var(--muted);line-height:1.75}
.char-count{font-size:var(--f-xs);color:var(--muted);text-align:right;margin-top:-4px}
.char-count.is-over{color:var(--danger);font-weight:600}
.field-error{font-size:var(--f-sm);color:var(--danger);font-weight:550}
.field-error:before{content:'! ';font-weight:700}
.form-context{font-size:var(--f-sm);padding:8px 12px;border-left:3px solid var(--teal);background:var(--wash)}
.check{display:flex!important;flex-direction:row!important;align-items:flex-start;gap:12px;font-size:var(--f-sm);font-weight:400;line-height:1.75;cursor:pointer}
.check input{width:22px;height:22px;min-height:22px;flex:0 0 22px;margin:2px 0 0;accent-color:var(--teal)}
.check a{color:var(--teal);text-decoration:underline;text-underline-offset:3px}
.hp-field{position:absolute!important;left:-10000px;width:1px;height:1px;overflow:hidden}
.captcha-box{min-height:65px}
.captcha-box.is-error{font-size:var(--f-sm);color:var(--danger);min-height:0}
.form-actions{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s2) var(--s4)}
.form-actions .button[disabled]{opacity:.65;cursor:progress;transform:none}
.form-error-summary{padding:var(--s2) var(--s3);border:2px solid var(--danger);background:#fbf1f0}
.form-error-summary ul{margin:8px 0 0;padding-left:20px}
.form-error-summary a{color:var(--danger);text-decoration:underline;min-height:32px;display:inline-flex;align-items:center}
.form-status{font-size:var(--f-body);min-height:1px}
.form-status:empty{display:none}
.form-status.is-busy{color:var(--muted)}
.form-status.is-busy:before{content:'';display:inline-block;width:14px;height:14px;margin-right:10px;border:2px solid var(--line);border-top-color:var(--teal);border-radius:50%;vertical-align:-2px;animation:spin .8s linear infinite}
.form-status.is-ok{padding:var(--s3);border:1px solid #9fd6c3;background:#eef8f4}
.form-status.is-ok p+p{margin-top:8px}
.form-status.is-ok code{font:600 var(--f-sm)/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--paper);padding:2px 6px;overflow-wrap:anywhere}
.form-status.is-warn{padding:12px var(--s2);border-left:3px solid var(--ceo);background:var(--warm)}
.form-status.is-error{padding:12px var(--s2);border-left:3px solid var(--danger);background:#fbf1f0}
@keyframes spin{to{transform:rotate(360deg)}}
.contact-secondary{padding-top:var(--s5);border-top:1px solid var(--line)}
.contact-secondary .wecom-contact{margin-top:0}
.contact-privacy-note{grid-column:1/-1;margin-top:0}
@media(max-width:800px){.contact-options{grid-template-columns:1fr}.field-row{grid-template-columns:1fr}}
@media(max-width:560px){.contact-option{padding:var(--s3)}.channel-tabs [role=tab]{flex:1;padding-inline:8px;font-size:var(--f-sm)}.form-actions{flex-direction:column;align-items:stretch}.form-actions .button{justify-content:center}}
/* V3.2.1: home nav link, registered mark, footer polish */
.nav-home{display:flex;align-items:center;margin-right:28px}.nav-home.is-current .nav-link{color:var(--teal)}.nav-home.is-current .nav-link:after{transform:scaleX(1)}
.reg{font-size:.42em;font-weight:500;letter-spacing:0;vertical-align:super;line-height:0;margin-left:.12em;position:relative;top:-.15em}
.footer-wecom .footer-contact-link{white-space:nowrap}
@media(max-width:1200px){.nav-home{margin-right:20px}}
@media(max-width:1060px){.nav-home{display:block;margin:0;border-bottom:1px solid var(--line)}.nav-home .nav-link{min-height:58px}html:not(.js-ready) .nav-home{border:0}}
@media(max-width:560px){.footer-channels{grid-template-columns:1fr}}
@media(max-width:360px){.footer-channel>strong{white-space:normal}}
/* V3.2.2: logo lockup — icon height matches the two-line wordmark; Chinese line justified to the English width */
.brand{gap:12px}.brand img{width:auto;height:44px;max-width:none}.brand>span{display:flex;flex-direction:column;width:max-content}
.brand strong{font-size:25px;line-height:1;font-weight:600;letter-spacing:.06em;margin-right:-.06em}
.brand small{font-size:13px;line-height:1;font-weight:500;letter-spacing:0;margin-top:8px;color:var(--muted);text-align:justify;text-align-last:justify}
@media(max-width:1200px){.brand img{height:41px}.brand strong{font-size:23px}.brand small{font-size:12px;margin-top:7px}}
@media(max-width:560px){.brand{gap:10px}.brand img{height:37px}.brand strong{font-size:21px}.brand small{font-size:11.5px;margin-top:6px}}
@media(max-width:350px){.brand img{height:30px}.brand strong{font-size:18px}}
/* V3.3.3: English footer/contact layout */
.footer-channel .email-line{display:flex;align-items:center;gap:4px;flex-wrap:nowrap}
.footer-channel .email-line a,.footer-ceo-form,.email-line.big a{white-space:nowrap}
.footer-channel>span:not(.email-line){max-width:34ch}
html[lang=en] .footer-channel>strong{font-size:15px}
@media(max-width:360px){.footer-channel .email-line a{font-size:13px}}
.spatial-key li{overflow-wrap:normal;word-break:normal;hyphens:manual}
html[lang=en] .spatial-key{font-size:12px;line-height:1.5}
.comparison-table .text-link{white-space:nowrap}
@media(max-width:900px){
.table-scroll{overflow:visible}
.comparison-table,.comparison-table tbody,.comparison-table tr,.comparison-table th,.comparison-table td{display:block;width:100%;min-width:0}
.comparison-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.comparison-table tr{border:1px solid var(--line);margin-bottom:var(--s2);padding:var(--s2) var(--s3)}
.comparison-table th[scope=row]{padding:4px 0 12px;border-bottom:1px solid var(--line);font-size:var(--f-lead)}
.comparison-table td{display:grid;grid-template-columns:minmax(96px,34%) 1fr;gap:var(--s2);padding:10px 0;border-bottom:1px solid var(--line)}
.comparison-table td:last-child{border-bottom:0}
.comparison-table td:before{content:attr(data-label);font-weight:550;color:var(--ink);font-size:var(--f-xs);line-height:1.9}
.comparison-table td .text-link{white-space:normal;min-height:40px}
}
/* Do not split English words/emails mid-word; wrap only at spaces */
.spatial-key li>span,.footer-grid a,.footer-label,.footer-company strong,.email-line a,.ceo-mail,.mega-link-copy small,.contact-details dt{overflow-wrap:break-word}
.email-line a,.ceo-mail{white-space:nowrap}
@media(max-width:360px){.email-line a,.ceo-mail{white-space:normal;overflow-wrap:anywhere}}
/* Spatial key: inline row when there is room; container-sized stack when the card is narrow */
.spatial-tile .tile-copy,.platform-card{container-type:inline-size}
@container (max-width:380px){
.spatial-key{flex-direction:column;align-items:stretch;gap:0}
.spatial-key li{text-align:left;padding:6px 0 6px 14px;border-left:2px solid var(--line)}
.spatial-key li+li{border-left:2px solid var(--line);padding-left:14px}
}
html[lang=en] .footer-channels{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:1200px) and (min-width:1061px){html[lang=en] .footer-channels{grid-template-columns:1fr}}
@media(max-width:560px){html[lang=en] .footer-channels{grid-template-columns:1fr}}
@media(max-width:1400px) and (min-width:1061px){html[lang=zh-CN] .footer-channels,html[lang=zh] .footer-channels{grid-template-columns:1fr}}
/* V3.3.5: About · People & collaboration — two short paragraphs, readable measure, quiet spacing */
.people-band>h2{max-width:22ch}
.people-band>.lead{max-width:62ch}
.people-band>h2+.lead{margin-top:var(--s3)}
.people-band>.lead+.lead{margin-top:var(--s2)}
.people-band>.actions{margin-top:var(--s5)}
html[lang=en] .people-band>h2{max-width:26ch}
/* V3.3.6: brand-kit v1.0 logo, sized to the existing V3.3.5 header and footer (no other visual changes) */
.brand .logo{display:block;width:auto;flex-shrink:0}
.brand .logo-cn{height:24px}
.brand .logo-en{height:21px}
html[lang=en] .brand .logo-cn,html:not([lang=en]) .brand .logo-en{display:none}
.brand .brand-rule{opacity:.45}
.footer-brand .logo{display:block;height:26px;width:auto}
@media(max-width:1200px){.brand .logo-cn{height:23px}.brand .logo-en{height:20px}}
@media(max-width:560px){.brand .logo-cn{height:22px}.brand .logo-en{height:19px}.footer-brand .logo{height:24px}}
@media(max-width:350px){.brand .logo-cn{height:19px}}
/* V3.3.7: one quiet site-wide research-use statement in the footer */
.footer-bottom .ruo-note{font-size:11px;line-height:1.6;opacity:.62}
.d100-specs{margin-top:var(--s4)}.d100-specs .card{padding:var(--s3)}.d100-specs .metric{margin-top:0;font-size:28px;line-height:1.25}.d100-specs .note{margin-top:8px}
@media(max-width:1060px){.d100-specs{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.d100-specs{grid-template-columns:1fr 1fr;gap:var(--s2)}.d100-specs .metric{font-size:22px}}
/* V3.3.9: phone numbers as label + number pairs (footer) */
.footer-phones{display:grid;gap:0;margin:4px 0 0;font-size:var(--f-sm)}
.footer-phones>div{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.footer-phones dt{min-width:5.5em;color:var(--light-text);opacity:.8;font-size:var(--f-xs)}
html[lang=en] .footer-phones dt{min-width:6.5em}
.footer-phones dd{margin:0;display:flex;align-items:baseline;gap:8px}
.footer-phones a{display:inline-flex;align-items:center;min-height:44px;color:var(--paper)}
.footer-phones small{font-size:var(--f-xs);opacity:.7}
/* V3.3.9: D100 instrument block - lead at body size so it sits under the h2 and above the stack titles */
.instrument-copy h2+.lead{margin-top:var(--s3);font-size:var(--f-body);line-height:1.9;max-width:none}
/* V3.3.9: registered mark always superscript, small and tight */
sup.reg{font-size:.55em;line-height:0;vertical-align:super;margin-left:.04em;font-weight:inherit}
/* V3.3.10: each phone on one line - "label：number", never wrapped */
.footer-phones>div{flex-wrap:nowrap;gap:4px;white-space:nowrap}.footer-phones dt,html[lang=en] .footer-phones dt{min-width:0;font-size:var(--f-sm)}