/* One sky belongs to the hero surface. It never occupies a separate row. */
.research-hero{background:var(--field)}
.sky-field{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0;opacity:.9}
.sky-canvas{display:block;width:100%;height:100%}
.sky-fallback{position:absolute;inset:0;width:100%;height:100%;stroke:currentColor;stroke-width:.65;color:var(--accent);opacity:.25}
.sky-field.is-ready .sky-fallback{display:none}
.research-hero::before{inset:0;z-index:1;background:linear-gradient(90deg,var(--field),transparent 90%);pointer-events:none}
@supports(background:color-mix(in srgb,black,transparent)){
 .research-hero::before{background:linear-gradient(90deg,var(--field) 0%,color-mix(in srgb,var(--field) 94%,transparent) 31%,color-mix(in srgb,var(--field) 52%,transparent) 54%,transparent 82%),linear-gradient(0deg,color-mix(in srgb,var(--field) 90%,transparent),transparent 30%)}
}
.research-hero__inner{position:relative;z-index:2;min-height:620px;padding-top:78px;padding-bottom:48px;align-items:center;grid-template-columns:180px minmax(0,1fr) 240px;gap:36px}
.hero-scholar{align-self:center;min-width:0;color:var(--hero-text)}
.hero-scholar__portrait{display:block;width:108px;height:132px;object-fit:cover;object-position:center;border-radius:2px}
.hero-scholar h2{margin:18px 0 10px;font:600 28px/1.2 "Research Display","Songti SC",serif;letter-spacing:-.025em;text-wrap:balance}
.hero-scholar p{font-size:12px;line-height:1.75;margin:0}
.hero-scholar__role{font-weight:600}
.hero-scholar__affiliation{color:var(--hero-muted);margin-top:12px!important}
.hero-scholar__link{display:inline-flex;gap:12px;align-items:center;min-height:44px;margin-top:12px;font-size:12px;color:var(--accent);text-decoration:underline;text-underline-offset:5px}
.hero-scholar__link i{font-size:11px}
.research-hero__copy{align-self:center;max-width:650px}
.research-hero h1{font-size:clamp(34px,3.7vw,52px)}
.season-lab{align-self:end;margin-top:280px;width:100%;position:relative}
.season-scene__identity{display:grid;grid-template-columns:auto 1fr;column-gap:12px;align-items:center;margin-bottom:20px}
.season-scene__identity .season-orbit__han{font-size:36px;line-height:1.15;grid-row:span 2}
.season-scene__identity .season-orbit__english{font-size:9px;letter-spacing:.18em;margin:0}
.season-scene__identity p{font-size:12px;line-height:1.7;margin:3px 0 0;color:var(--hero-text)}
.season-lab .season-switch{background:var(--field);background:color-mix(in srgb,var(--field) 85%,transparent);border-color:var(--accent)}
.season-lab .season-switch button{min-height:44px}
.season-lab .season-switch button[aria-pressed="true"],.season-lab .season-switch button[aria-pressed="true"]:hover{color:var(--button-ink);background:var(--accent)}
.season-lab .season-switch button{position:relative;line-height:1.25;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.season-switch button.is-discovering::after{content:"";position:absolute;left:20%;right:20%;bottom:4px;height:1px;background:currentColor;transform-origin:left;animation:sky-hold 1.5s linear both}
@keyframes sky-hold{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.sky-discovery{font-size:11px;line-height:1.7;color:var(--hero-muted);margin:12px 0 0}
html[data-five-seasons="on"] .season-scene__identity .season-orbit__han{font-size:30px}
html[data-lang="en"][data-five-seasons="on"] .season-lab .season-switch button{font-size:11px;padding-inline:1px}
.sky-mansion-picker{display:none;align-items:center;gap:12px;margin-top:14px;color:var(--hero-text)}
html[data-theme="dark"] .sky-mansion-picker{display:flex}
.sky-mansion-picker label{font-size:11px;white-space:nowrap}
.sky-mansion-picker select{min-width:0;flex:1;width:100%;min-height:44px;border:0;border-bottom:1px solid var(--hero-line);background:var(--field);color:var(--hero-text);font:inherit;font-size:11px;padding:8px}
.sky-about{font-size:10px;line-height:1.8;margin-top:12px;color:var(--hero-muted)}
.sky-about summary{cursor:pointer;width:fit-content;padding:7px 0;text-decoration:underline;text-underline-offset:4px}
.sky-about p{margin:8px 0 0;max-width:45ch;padding:12px 15px;background:var(--panel);color:var(--ink);border:1px solid var(--line)}
.no-js .sky-mansion-picker{display:none!important}
@media(max-width:1100px){
 .research-hero__inner{grid-template-columns:minmax(0,1.4fr) minmax(245px,.85fr);gap:28px;padding-top:44px}
 .hero-scholar{grid-column:1/-1;display:flex;gap:20px;align-items:center}
 .hero-scholar__portrait{width:76px;height:92px}
 .hero-scholar h2{margin:0 0 8px;font-size:25px}
 .hero-scholar__identity{display:grid;grid-template-columns:auto 1fr;column-gap:24px;align-items:start}
 .hero-scholar h2,.hero-scholar__role{grid-column:1}
 .hero-scholar__affiliation{grid-column:2;grid-row:1/3;margin-top:0!important;align-self:center}
 .hero-scholar__link{grid-column:1/-1;margin-top:2px;min-height:36px}
 .season-lab{margin-top:160px}
}
@media(max-width:900px){.research-hero__inner{padding:38px 26px 36px;min-height:580px;grid-template-columns:minmax(0,1.25fr) minmax(245px,.85fr);gap:28px}}
@media(max-width:600px){
 .research-hero__inner{grid-template-columns:1fr;min-height:800px;padding:32px 22px 30px;gap:28px;align-content:start}
 .hero-scholar{gap:16px}
 .hero-scholar__portrait{width:72px;height:88px;flex:none}
 .hero-scholar__identity{display:block}
 .hero-scholar h2{font-size:25px;margin-bottom:6px}
 .hero-scholar p{font-size:11px;line-height:1.65}
 .hero-scholar__affiliation{margin-top:3px!important}
 .hero-scholar__affiliation br{display:initial}
 .hero-scholar__link{min-height:36px;margin-top:3px;font-size:11px}
 .research-hero__copy{max-width:100%;align-self:start}
 .research-hero h1{font-size:34px;line-height:1.5}
 .season-lab{max-width:none;align-self:end;margin:120px 0 0}
 .season-scene__identity{margin-bottom:14px}
 .season-scene__identity .season-orbit__han{font-size:30px}
 .season-scene__identity p{font-size:11px}
 .research-hero::before{background:linear-gradient(180deg,var(--field) 0%,color-mix(in srgb,var(--field) 95%,transparent) 25%,color-mix(in srgb,var(--field) 24%,transparent) 51%,color-mix(in srgb,var(--field) 82%,transparent) 88%,var(--field) 100%)}
}
@media(max-width:350px){.research-hero__inner{padding-inline:18px}.research-hero h1{font-size:30px}.season-lab{margin-top:105px}.research-hero__actions{gap:10px}.research-primary{gap:12px;padding-inline:12px;font-size:12px}}
@media(prefers-reduced-transparency:reduce){.research-hero__copy{background:var(--field)}.season-lab .season-switch{background:var(--field)}}
@media(prefers-reduced-motion:reduce){.season-switch button.is-discovering::after{animation:none;transform:none}}
html[data-motion="off"] .season-switch button.is-discovering::after{animation:none;transform:none}