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/* 01: publication-like composition */
.editorial .hero-visual{background:#e9e4d8;border-radius:50% 50% 0 0;padding:20px}.editorial .math-art{opacity:.75}.editorial .visual-caption{padding-bottom:15px}.editorial .hero{gap:55px}.editorial .research-section{background:#efede5}
/* 02: fixed index and luminous mathematical space */
.atlas{--bg:#071b25;--ink:#e6eff0;--accent:#75e5d0;--muted:#9cb6bd;--line:#2b424c;--panel:#102934}.atlas .site-shell{padding-left:215px}.atlas .site-header{position:fixed;left:0;top:42px;bottom:0;width:215px;margin:0;border-right:1px solid var(--line);border-bottom:0;padding:40px 24px;display:flex;flex-direction:column;align-items:flex-start;z-index:3;background:var(--bg)}.atlas .brand{display:block}.atlas .brand-mark{font:56px Georgia,serif}.atlas .brand-text{display:block;font-size:15px;margin-top:30px}.atlas .brand-text small{max-width:160px;font-size:8px;line-height:1.6;white-space:normal}.atlas .site-header nav{display:flex;flex-direction:column;align-items:flex-start;gap:8px;margin:40px 0 0}.atlas .site-header nav button{font-size:12px}.atlas .university{display:block;margin-top:auto;font-size:8px}.atlas .hero{margin:0;min-height:675px;padding:65px 6%;grid-template-columns:1fr .8fr;overflow:hidden;background-image:linear-gradient(#ffffff06 1px,transparent 1px),linear-gradient(90deg,#ffffff06 1px,transparent 1px);background-size:48px 48px}.atlas .hero h1{font:clamp(58px,6.1vw,88px)/1.03 Georgia,serif;letter-spacing:-.055em}.atlas .hero-visual{width:145%;margin-left:-25%;filter:drop-shadow(0 0 16px #3addc266)}.atlas .hero-copy{z-index:1}.atlas .hero-index{left:6%;bottom:25px}.atlas .hero-sub{font-size:13px;letter-spacing:0}.atlas .research-section{padding-top:45px}.atlas .fields{gap:15px}.atlas .field{background:var(--panel);padding:24px 15px;display:block;border:1px solid var(--line)}.atlas .number{display:block;margin-bottom:30px}.atlas .field h3{font-size:17px}.atlas .section-heading{gap:25px}.atlas .section-heading h2{font-family:inherit;font-size:24px}.atlas .about-section{background:#123441;color:var(--ink)}.atlas footer{flex-wrap:wrap}.atlas .study-note{padding-left:230px}
/* 03: assertive type, rectangular geometry, information hierarchy */
.structure{--bg:#fff;--ink:#161616;--accent:#cc261c;--muted:#626262;--line:#c7c7c7;--panel:#f5f5f5}.structure .site-header{margin:0 4%;min-height:95px;border-bottom:2px solid var(--ink)}.structure .brand-mark{font:bold 42px Arial,sans-serif;letter-spacing:-.08em}.structure .hero{margin:0 4%;padding:45px 0 70px;min-height:610px;grid-template-columns:1.4fr 1fr;gap:50px}.structure .hero h1{font:bold clamp(65px,7vw,112px)/1.06 sans-serif;letter-spacing:-.08em;margin:25px 0}.structure .hero-sub{color:var(--ink);font-weight:700;letter-spacing:.02em}.structure .hero-visual{background:var(--accent);padding:15px;aspect-ratio:1;display:flex;flex-direction:column;justify-content:center}.structure .math-art{color:#fff;transform:rotate(-15deg)}.structure .visual-caption{color:#fff;font-size:8px}.structure .hero-index{display:none}.structure .cta{background:var(--ink);color:white;border:0;padding:17px 25px}.structure .research-section{padding:0 4% 55px;border-top:2px solid var(--ink)}.structure .section-heading{padding-top:30px}.structure .section-heading h2{font-family:inherit;font-weight:700;font-size:28px}.structure .section-heading>span{color:var(--ink);font-weight:700}.structure .fields{gap:0}.structure .field{border-top:0;border-right:1px solid var(--ink);padding:25px 30px;display:block}.structure .field:first-child{padding-left:0}.structure .field:last-child{border-right:0}.structure .number{font:bold 60px Arial,sans-serif;display:block;margin-bottom:35px}.structure .field h3{font-weight:700}.structure .news-section{padding-inline:4%}.structure .news-item{border-bottom:1px solid var(--ink)}.structure .about-section{padding-inline:4%;background:var(--ink);color:#fff}.structure .about-section .cta{background:var(--accent)}.structure .about-section h2{font-family:inherit;font-weight:700}.structure .archive-section{padding-inline:4%}
/* 04: welcoming, photographic entrance */
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/* 05: restrained natural colors and gently connected panels */
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@media(min-width:1500px){.site-shell{max-width:1600px;margin:auto}.atlas .site-shell{max-width:1600px}.atlas .site-header{left:max(0px,calc((100vw - 1600px)/2))}}
@media(max-width:1050px){.site-header{gap:15px}.site-header nav{gap:13px}.brand-text{font-size:13px}.brand-text small{font-size:8px}.atlas .site-shell{padding-left:175px}.atlas .site-header{width:175px;padding:35px 18px}.atlas .brand-text{font-size:13px}.atlas .hero h1{font-size:65px}.section-heading{gap:25px}.section-heading h2{font-size:24px}.fields{gap:15px}.field h3{font-size:18px}.quiet .site-header{padding:0 18px}.hero-note{font-size:12px}.news-item{gap:12px}.campus .hero{min-height:610px}}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* Flow studies: restrained, static linework shared with broader mathematics. */
.editorial .math-art{opacity:.58}.atlas .hero-visual{filter:none;width:120%;margin-left:-10%}.atlas .math-art{opacity:.64}.structure .math-art{transform:none;opacity:.78}.quiet .math-art{transform:none;opacity:.6}.campus .hero-visual{display:block;position:absolute;right:4%;bottom:22px;width:34%;max-width:430px;opacity:.35;pointer-events:none}.campus .math-art{color:#fff}.campus .visual-caption{display:none}.campus .hero-index{display:none}
@media(max-width:760px){.atlas .hero-visual{width:290px;margin:0 0 0 auto}.campus .hero-visual{width:55%;right:0;bottom:0;opacity:.19}.campus .hero-copy{position:relative;z-index:1}}
/* Selected illustration studies, 2026-09-11. Original raster geometry is retained. */
.tone-defs{position:absolute;overflow:hidden;pointer-events:none}
.science-art{display:block;width:100%;height:auto;filter:url(#art-tone)}
.editorial .hero-visual,.atlas .hero-visual,.structure .hero-visual,.quiet .hero-visual{background:none;border-radius:0;padding:0;width:100%;margin:0;filter:none;opacity:1;aspect-ratio:auto}
.hero-art{aspect-ratio:1;object-fit:contain}
.editorial .hero-visual{border-bottom:1px solid var(--line)}
.editorial .visual-caption,.quiet .visual-caption{padding:0 0 20px}
.atlas .hero{grid-template-columns:1fr 1fr;gap:0}
.atlas .hero-visual{width:112%;margin-left:-8%}
.atlas .visual-caption{color:var(--accent)}
.structure .hero-visual{border:1px solid var(--line);padding:12px}
.structure .visual-caption{color:var(--accent);padding:12px 0}
.quiet .hero-visual{border:1px solid var(--line);border-radius:22px;overflow:hidden}
.research-section{position:relative}
.research-illustration{height:175px;overflow:hidden;max-width:1000px;margin:-15px auto 25px}
.research-art{height:100%;object-fit:cover;object-position:50% 51%}
.editorial .research-section{background:var(--bg)}
.atlas .research-illustration{height:155px;margin-top:-10px}
.structure .research-illustration{max-width:520px;height:155px;margin:0 0 35px auto}
.structure .research-art{object-position:50% 50%}
.about-section{position:relative;grid-template-columns:1fr 1fr;column-gap:50px;padding-right:35%;min-height:390px;background:var(--bg);color:var(--ink);border-top:1px solid var(--line)}
.about-section>.eyebrow{grid-column:1/-1}
.about-section h2{grid-column:1/-1}
.about-section p{grid-column:1/-1}
.about-section .cta{grid-column:1/-1;color:var(--accent)}
.about-illustration{position:absolute;right:5%;top:50%;transform:translateY(-50%);width:27%;max-width:360px}
.atlas .about-section,.structure .about-section,.quiet .about-section{background:var(--bg);color:var(--ink)}
.structure .about-section .cta,.quiet .about-section .cta{color:#fff}
.campus .hero-visual{display:block;right:5%;bottom:-55px;width:290px;max-width:30%;opacity:1;z-index:2;background:#f0f3ed;padding:10px;border:8px solid #fff}
.campus .hero-copy{position:relative;z-index:3;max-width:760px}
.campus .research-section{padding-top:65px}
.campus .research-illustration{height:160px;max-width:800px}
.campus .about-section{background:#f0f3ed}
.campus .about-illustration{width:30%}
.quiet .about-section{border:1px solid var(--line)}
@media(max-width:1050px){.about-section{padding-right:37%}.about-section h2{font-size:30px}.campus .hero-copy{max-width:68%}}
@media(max-width:760px){
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 .research-illustration,.atlas .research-illustration,.structure .research-illustration,.campus .research-illustration{height:110px;margin:10px auto 25px}
 .about-section,.quiet .about-section{display:block;padding:35px 6%}
 .about-illustration,.campus .about-illustration{position:static;width:70%;max-width:260px;transform:none;margin:0 auto 20px}
 .about-section h2{font-size:29px}.about-section .cta{max-width:100%}
 .campus .hero{padding-bottom:180px}.campus .hero-copy{max-width:none}
 .campus .hero-visual{width:170px;max-width:45%;bottom:-25px;right:6%;border-width:5px}
 .campus .research-section{padding-top:55px}
}
/* Keep the whole coherent wake visible inside the panoramic frame. */
.research-illustration,.atlas .research-illustration,.campus .research-illustration{height:auto;aspect-ratio:3.2}
.structure .research-illustration{height:auto;aspect-ratio:1.65}
.research-art{width:100%;height:100%;object-fit:cover}
/* Fluid wake and dynamical systems: the two primary motifs. */
.hero-visual.motif-wake .hero-art{aspect-ratio:2.6;object-fit:cover;object-position:center}
.editorial .hero-visual.motif-wake{border-top:1px solid var(--line);padding:28px 0}
.structure .hero-visual.motif-wake{padding:25px 0;border:0;border-block:2px solid var(--accent)}
.research-illustration.motif-attractor{aspect-ratio:1.35;max-width:520px;height:auto;margin:0 auto 35px}
.research-illustration.motif-attractor .research-art{object-fit:cover}
.research-illustration.motif-wake{aspect-ratio:3.2;max-width:1000px;height:auto}
.campus .hero-visual.motif-wake{width:42%;max-width:560px;bottom:-35px;right:5%;padding:8px;border-width:6px}
.campus .hero-visual.motif-wake .hero-art{aspect-ratio:2.8}
.atlas .hero-visual.motif-attractor{width:110%;margin-left:-5%}
@media(max-width:760px){
 .hero-visual.motif-wake{max-width:none;margin:15px 0}
 .campus .hero-visual.motif-wake{width:74%;max-width:400px;bottom:-22px;margin:0}
 .research-illustration.motif-attractor{max-width:340px}
 .atlas .hero-visual.motif-attractor{width:100%;margin:30px auto 0}
}
.research-illustration.motif-attractor{aspect-ratio:1;max-width:440px}
.research-illustration.motif-attractor .research-art{object-fit:contain}
@media(max-width:760px){.research-illustration.motif-attractor{max-width:320px}}