/* ILC Institute Design — research-led editorial layout, October 2026 */
:root{
 --ink:#172633;--body:#485967;--muted:#687983;--blue:#075d86;--blue-deep:#07334c;
 --navy:#081e2f;--paper:#fff;--mist:#f2f6f8;--edge:#dce4e9;--gold:#d4ab6a;
 --width:1200px;--sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.62 var(--sans)}
a{color:inherit}
.wrap,.shell{width:min(calc(100% - 48px),var(--width));margin:0 auto}
button,input{font:inherit}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:4px}
.skip{position:absolute;left:-999px;top:5px;z-index:90;background:white;padding:12px}
.skip:focus{left:12px}
.site-header,.nav,.mast{background:#fff;border-bottom:1px solid #e2e7ea;position:sticky;top:0;z-index:40}
.site-header__inner,.nav__inner,.mast__inner{display:flex;align-items:center;min-height:81px;gap:30px}
.site-logo,.brand,.mast__brand{display:flex;align-items:center;gap:13px;text-decoration:none;min-width:0}
.site-logo__symbol,.brand img,.mast__brand img{width:42px;height:42px;flex:0 0 auto}
.site-logo__text,.brand__text,.mast__brand span{font-size:13px;letter-spacing:.085em;text-transform:uppercase;font-weight:800;line-height:1.15;color:var(--ink)}
.site-logo__text small{font-weight:500;letter-spacing:.08em;font-size:9px;display:block;margin-top:4px;color:#607580}
.site-nav,.nav__links,.mast__nav{display:flex;gap:28px;margin-left:auto;align-items:center}
.site-nav a,.nav__links a,.mast__nav a{font-size:13px;font-weight:650;text-decoration:none;color:#314557;white-space:nowrap}
.site-nav a:hover,.nav__links a:hover,.mast__nav a:hover{color:var(--blue)}
.site-nav a[aria-current=page]{color:var(--blue)}
.menu-toggle,.nav__menu,.mast__toggle{display:none;margin-left:auto;background:white;border:1px solid var(--edge);padding:9px 14px;color:var(--ink);cursor:pointer}
.hero-stage{min-height:560px;position:relative;background:var(--navy);color:#fff;display:flex;align-items:center;isolation:isolate;overflow:hidden}
.hero-stage__photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 52%;z-index:-3}
.hero-stage:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,19,31,.94) 0%,rgba(4,19,31,.89) 31%,rgba(4,19,31,.49) 68%,rgba(4,19,31,.18) 100%);z-index:-2}
.hero-stage__copy{padding:86px 0 95px;max-width:830px}
.eyebrow,.kicker,.section-kicker,.meta,.card__tag{font-size:11px;font-weight:800;letter-spacing:.15em;text-transform:uppercase;margin:0;color:var(--blue)}
.hero-stage .eyebrow{color:#f1cf92}
.hero-stage h1{font-size:clamp(42px,5vw,72px);line-height:1.06;letter-spacing:-.045em;font-weight:760;max-width:740px;margin:19px 0 22px}
.hero-stage__intro{max-width:630px;font-size:clamp(17px,1.6vw,20px);line-height:1.55;color:#e8edf0;margin:0}
.actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:30px}
.action{display:inline-flex;align-items:center;min-height:45px;padding:10px 19px;font-size:13px;font-weight:750;text-decoration:none;border:1px solid #fff;transition:background .2s,color .2s}
.action--light{background:#fff;color:var(--navy)}
.action--outline{color:white;background:rgba(255,255,255,.04)}
.action:hover{background:var(--gold);border-color:var(--gold);color:var(--navy)}
.hero-stage__credit{position:absolute;bottom:12px;right:24px;font-size:10px;color:#dce3e6;text-align:right;max-width:50%;text-shadow:0 1px 4px #000}
.section{padding:76px 0}
.section--mist{background:var(--mist)}
.section--navy{background:var(--navy);color:white}
.heading-row{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}
.heading-row h2,.statement h2,.page-lead h1{letter-spacing:-.038em;line-height:1.12}
.heading-row h2{font-size:clamp(28px,3vw,41px);margin:8px 0 0;font-weight:780}
.heading-row .section-intro{max-width:445px;color:var(--body);margin:0}
.arrow-link{font-size:13px;font-weight:750;color:var(--blue);text-decoration:none;white-space:nowrap}
.arrow-link:hover{text-decoration:underline}
.statement{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:75px;align-items:start}
.statement h2{font-size:clamp(27px,3vw,41px);margin:10px 0;font-weight:780}
.statement__body{font-size:18px;line-height:1.7;color:#3e5060}
.statement__body p{margin:0 0 20px}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:23px}
.feature-card{min-width:0;display:block;text-decoration:none;background:#fff;border:1px solid var(--edge);box-shadow:0 5px 17px rgba(8,30,47,.035);transition:transform .2s,box-shadow .2s}
.feature-card:hover{transform:translateY(-3px);box-shadow:0 15px 30px rgba(8,30,47,.11)}
.feature-card__art{height:208px;position:relative;overflow:hidden;background:#0b2c41}
.feature-card__art--health{background:radial-gradient(circle at 30% 32%,rgba(231,228,191,.72) 0 2px,transparent 4px),radial-gradient(circle at 65% 66%,rgba(173,216,208,.9) 0 3px,transparent 5px),repeating-radial-gradient(circle at 52% 53%,transparent 0 24px,rgba(183,214,209,.11) 25px 26px,transparent 27px 45px),linear-gradient(125deg,#0e3444,#1d5d6a)}
.feature-card__art--biology{background:radial-gradient(ellipse at 26% 29%,#a3c2a1 0 7%,transparent 8%),radial-gradient(ellipse at 67% 67%,#739a87 0 11%,transparent 12%),radial-gradient(ellipse at 78% 24%,#e0cf99 0 5%,transparent 6%),radial-gradient(ellipse at 38% 76%,#b3bd9a 0 10%,transparent 11%),radial-gradient(ellipse at 51% 43%,#649080 0 15%,transparent 16%),linear-gradient(140deg,#183e3e,#396661)}
.feature-card__art--celestial{background:radial-gradient(circle at 48% 50%,#f3d9a2 0 1%,transparent 2%),repeating-radial-gradient(ellipse at 48% 50%,transparent 0 29px,rgba(255,255,255,.18) 30px 31px,transparent 32px 55px),radial-gradient(ellipse at 50% 45%,rgba(117,153,184,.45),transparent 55%),linear-gradient(130deg,#051626,#183d5b)}
.feature-card__art:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,transparent 0 62px,rgba(255,255,255,.04) 63px 64px,transparent 65px 120px)}
.feature-card__art span{position:absolute;bottom:15px;left:20px;color:#f6f8fa;font-size:10px;font-weight:800;letter-spacing:.14em}
.feature-card__content{padding:23px 23px 26px}
.feature-card h3{font-size:22px;line-height:1.25;letter-spacing:-.026em;margin:10px 0 10px}
.feature-card p{color:var(--body);font-size:14px;margin:0}
.feature-card .arrow-link{display:inline-block;margin-top:17px}
.research-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:30px}
.research-split__intro{background:#fff;padding:35px;border:1px solid var(--edge)}
.research-split__intro h2{font-size:34px;letter-spacing:-.035em;line-height:1.14;margin:8px 0 20px}
.research-split__intro p{color:var(--body);font-size:16px}
.research-split__questions{border:1px solid var(--edge);background:white;padding:6px 30px}
.question-line{display:grid;grid-template-columns:1fr 22px;align-items:center;gap:12px;border-bottom:1px solid var(--edge);padding:15px 0;text-decoration:none}
.question-line:last-child{border-bottom:0}
.question-line__n{display:none}
.question-line__body{display:block}
.question-line strong{display:block;font-size:17px;font-weight:730;line-height:1.32;letter-spacing:-.02em}
.question-line em{display:none}
.question-line__arrow{font-size:18px;color:var(--blue)}
.question-line:hover strong{color:var(--blue)}
.program-list,.orbit-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.orbit-program,.program-row{display:block;background:#fff;color:var(--ink);border:1px solid var(--edge);padding:25px;min-height:206px;text-decoration:none;transition:border-color .2s,transform .2s}
.orbit-program:hover,.program-row:hover{transform:translateY(-2px);border-color:var(--blue)}
.orbit-program__n,.program-row__num{display:none}
.orbit-program__domain{font-size:10px;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:var(--blue)}
.orbit-program strong,.program-row__title{font-size:19px;line-height:1.26;display:block;font-weight:750;margin:10px 0 9px}
.orbit-program p,.program-row__desc{font-size:13px;line-height:1.55;color:var(--body);margin:0}
.orbit-program__status,.program-row__status{font-size:11px;color:#64808c;margin-top:18px;display:block}
.archive,.paper-list{border-top:1px solid var(--edge)}
.archive-item,.paper-row{padding:22px 0;display:grid;grid-template-columns:118px minmax(0,1fr) 145px;gap:26px;border-bottom:1px solid var(--edge);align-items:start}
.archive-item h3,.paper-row h3{font-size:18px;font-weight:740;line-height:1.4;margin:0 0 5px;letter-spacing:-.02em}
.archive-item h3 a,.paper-row h3 a{text-decoration:none}
.archive-item h3 a:hover,.paper-row h3 a:hover{color:var(--blue)}
.archive-item p,.paper-row p{color:var(--body);margin:3px 0 0;font-size:13px}
.archive-item__right,.paper-row__meta,.paper-row__date{color:#677986;font-size:11px}
.archive-item__links,.paper-row__links{margin-top:7px;display:flex;gap:16px;flex-wrap:wrap}
.archive-item__links a,.paper-row__links a{font-size:12px;color:var(--blue);font-weight:700;text-decoration:none}
.archive-item__links a:hover,.paper-row__links a:hover{text-decoration:underline}
.meta{letter-spacing:.07em;font-size:10px;color:#75838b}
.pathway-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pathway{display:block;border-top:4px solid var(--blue);background:#fff;color:var(--ink);padding:28px 25px 30px;text-decoration:none;min-height:220px}
.pathway h3{font-size:23px;margin:8px 0 12px;letter-spacing:-.025em}
.pathway p{font-size:14px;color:var(--body)}
.pathway .arrow-link{margin-top:6px;display:block}
.call-band{padding:60px 0;background:#0b2d43;color:#fff}
.call-band__inner{display:grid;grid-template-columns:1.2fr .8fr;gap:65px;align-items:center}
.call-band h2{font-size:35px;line-height:1.15;letter-spacing:-.04em;margin:7px 0 10px}
.call-band p{color:#d9e5eb;margin:0;font-size:15px}
.call-band .action{justify-self:end}
.page-lead,.page-head,.program-hero,.program-intro,.publication-intro{padding:66px 0 58px;background:#edf4f7;border-bottom:1px solid var(--edge)}
.page-lead--image{position:relative;background:linear-gradient(105deg,rgba(6,34,54,.98),rgba(6,34,54,.55)),url('https://assets.science.nasa.gov/dynamicimage/assets/science/missions/webb/outreach/migrated/2022/STScI-01GK2KMYS6HADS6ND8NRHG53RP.png?crop=faces%2Cfocalpoint&fit=clip&h=900&w=1600') center 45%/cover;color:white}
.page-lead h1,.page-head h1,.program-hero h1,.program-intro h1,.publication-intro h1{font-size:clamp(35px,4vw,54px);line-height:1.1;margin:12px 0 12px;max-width:900px;letter-spacing:-.042em}
.page-lead p,.page-head .lede,.program-hero .lede,.program-intro__desc,.publication-intro__sub{font-size:17px;line-height:1.55;max-width:780px;color:var(--body);margin:0}
.page-lead--image p{color:#e0e9ed}.page-lead--image .kicker{color:#f2d39a}
.layout-2,.essay__grid,.program-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(240px,.7fr);gap:58px;align-items:start}
.prose h2,.essay__main h2,.program-main h2{font-size:27px;letter-spacing:-.03em;line-height:1.2;margin:0 0 17px}
.prose p,.prose li,.essay__main p,.program-main p,.program-narrative p,.frontier-copy{font-size:16px;line-height:1.8;color:#475664;margin:0 0 18px}
.prose blockquote,.program-question p{font-size:21px;color:var(--blue-deep);border-left:3px solid var(--gold);padding:4px 0 4px 18px;margin:25px 0}
.essay,.editorial-section,.field-notes{padding:65px 0}
.essay__aside,.program-aside,.bibliography{background:var(--mist);padding:25px}
.essay__aside span,.method-list li{display:block;border-bottom:1px solid var(--edge);padding:9px 0;font-size:13px;color:var(--body)}
.method-list,.open-question-list{list-style:none;padding:0}
.open-question-list li{display:grid;grid-template-columns:34px 1fr;gap:12px;padding:13px 0;border-bottom:1px solid var(--edge);color:var(--body)}
.open-question-list span,.paper-stage__num{color:var(--blue);font-size:11px;font-weight:700}
.paper-stage{display:grid;grid-template-columns:50px 1fr;gap:15px;padding:23px 0;border-bottom:1px solid var(--edge)}
.paper-stage h3{font-size:18px;margin:3px 0}.paper-stage h3 a{text-decoration:none}.paper-stage p{color:var(--body);font-size:14px}
.artifact-list{border-top:1px solid #49657a}.artifact-row{display:grid;grid-template-columns:130px 1fr 20px;gap:14px;padding:16px 0;border-bottom:1px solid #49657a;text-decoration:none}
.artifact-row__kind{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#c0d4df}
.program-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--edge)}
.program-metrics div{background:#fff;padding:20px}.program-metrics strong{display:block;font-size:26px}.program-metrics span{font-size:11px;color:var(--body)}
.theme-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.theme-card{border:1px solid var(--edge);padding:22px}.theme-card h3{font-size:20px;margin:6px 0}.theme-card p{color:var(--body);font-size:14px}
.sky-window,.section--deep{background:var(--navy);padding:65px 0;color:#fff}
.sky-window h2{font-size:25px;font-weight:600;line-height:1.4;max-width:900px}
.search{width:100%;padding:13px 16px;border:1px solid var(--edge);background:white;margin:0 0 20px;color:var(--ink)}
.filters{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:22px}
.filter{background:white;border:1px solid var(--edge);padding:7px 13px;font-size:12px;cursor:pointer;color:#405463}
.filter.active{background:var(--blue-deep);color:#fff;border-color:var(--blue-deep)}
.card{border:1px solid var(--edge);background:#fff;padding:22px}
.card h3,.card h2{font-size:21px;line-height:1.25}.card p{font-size:14px;color:var(--body)}
.diagram{display:grid;grid-template-columns:1fr 38px 1fr;gap:16px;align-items:center}.diagram__box{padding:27px;background:var(--mist)}.diagram__box h2{font-size:23px;margin:7px 0}.diagram__arrow{text-align:center;color:var(--blue)}
.reveal{opacity:1;transform:none}
.footer,.site-footer{background:#081e2f;color:#fff;padding:55px 0 20px}
.footer__grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:32px}
.footer h3{font-size:14px;margin:0 0 12px}.footer a{display:block;text-decoration:none;color:#c0d1da;font-size:13px;margin:6px 0}
.footer a:hover{color:#fff;text-decoration:underline}
.footer .brand__text,.footer .site-logo__text{color:#fff}
.footer__fine{display:flex;justify-content:space-between;gap:18px;border-top:1px solid #385063;padding-top:19px;margin-top:42px;color:#aebfc9;font-size:11px}
.footer__fine a{color:#bed3de;font-size:11px}
@media(max-width:900px){
 .menu-toggle,.nav__menu,.mast__toggle{display:block}
 .site-nav,.nav__links,.mast__nav{display:none;position:absolute;top:81px;left:0;right:0;background:white;padding:17px 24px 21px;border-bottom:1px solid var(--edge);flex-direction:column;align-items:flex-start}
 .site-nav.open,.nav__links.open,.mast__nav.is-open{display:flex}
 .feature-grid,.program-list,.orbit-list,.pathway-grid{grid-template-columns:repeat(2,1fr)}
 .research-split,.statement,.layout-2,.essay__grid,.program-layout{grid-template-columns:1fr}
 .call-band__inner{grid-template-columns:1fr;gap:20px}.call-band .action{justify-self:start}
 .hero-stage{min-height:510px}
}
@media(max-width:600px){
 .wrap,.shell{width:min(calc(100% - 30px),var(--width))}
 .site-header__inner,.nav__inner,.mast__inner{min-height:68px}
 .site-logo__text,.brand__text{font-size:11px}.site-logo__symbol,.brand img{width:34px;height:34px}
 .site-nav,.nav__links,.mast__nav{top:68px}
 .hero-stage{min-height:500px}
 .hero-stage__copy{padding:70px 0 85px}
 .hero-stage h1{font-size:clamp(36px,9vw,48px)}
 .hero-stage__intro{font-size:16px}
 .hero-stage__credit{font-size:9px;max-width:80%}
 .section{padding:52px 0}
 .heading-row{align-items:start;flex-direction:column}
 .feature-grid,.program-list,.orbit-list,.pathway-grid,.theme-grid,.program-metrics{grid-template-columns:1fr}
 .archive-item,.paper-row{grid-template-columns:1fr;gap:6px}
 .archive-item__right,.paper-row__meta{display:none}
 .research-split__intro{padding:25px}
 .research-split__questions{padding:5px 24px}
 .footer__grid{grid-template-columns:1fr 1fr}
 .page-lead,.page-head,.program-hero,.program-intro,.publication-intro{padding:48px 0}
 .footer__fine{flex-direction:column}
 .diagram{grid-template-columns:1fr}.diagram__arrow{transform:rotate(90deg)}
}

/* Program pages and research reading flow */
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:25px}
.sec-head h2{font-size:clamp(24px,2.5vw,34px);line-height:1.18;margin:6px 0 0;letter-spacing:-.03em}
.sec-head p{font-size:14px;color:var(--body);max-width:480px;margin:0}
.program-question{border-top:1px solid #bdcbd3;padding-top:22px;margin-top:26px;max-width:850px}
.program-question span{display:block;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;margin-bottom:7px}
.program-narrative p{max-width:760px}
.section--alt{background:var(--mist)}
.program-metrics{margin:12px 0}
.paper-sequence{border-top:1px solid var(--edge)}
.paper-stage__subtitle{font-size:14px}
.artifact-row:hover{background:rgba(255,255,255,.07)}
.theme-card>span{font-size:11px;color:var(--blue);font-weight:800}
.theme-card h3{line-height:1.3}
.footer .site-logo__symbol{filter:brightness(0) invert(1)}
.muted{color:var(--body)}
.program-question p{margin-top:0}
.bibliography a{overflow-wrap:anywhere}
.card .hero__actions{display:flex;gap:12px;margin-top:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;font-size:13px;padding:10px 16px;text-decoration:none;border:1px solid var(--blue);font-weight:750}
.btn--primary{background:var(--blue);color:white}
.btn--quiet{color:var(--blue)}
.btn:hover{background:#e7f0f5}
.btn--primary:hover{background:#064363;color:white}
.program-intro blockquote{font-size:20px;line-height:1.55;border-left:4px solid var(--gold);padding-left:20px;max-width:850px}
.note-entry{border-bottom:1px solid var(--edge);padding:19px 0}
.note-entry h3{font-size:19px}
.note-entry p{font-size:14px;color:var(--body)}
.note-entry a{color:var(--blue);font-size:12px}
.program-hero .wrap,.program-intro .wrap,.publication-intro .wrap{max-width:1200px}
@media(max-width:900px){
  .sec-head{align-items:start;flex-direction:column}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
  .feature-grid,.pathway-grid{grid-template-columns:1fr!important}
  .sec-head{gap:10px}
  .program-metrics{grid-template-columns:1fr 1fr}
  .pathway-grid[style]{grid-template-columns:1fr!important}
}