/* Public editorial layer. Laboratory and authenticated applications stay separate. */
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:root[data-theme="night"]{--ink:#f0f3ef;--paper:#171c1a;--surface:#222b26;--line:#46524b;--muted:#bcc9c0;--vermilion:#8ed4c2;--leaf:#a0d3b4;--sky:#28332d;--shadow:none}
body{font-family:Arial,Helvetica,sans-serif}body *{letter-spacing:0!important}h1,h2,h3,h4,.section-title,.thesis-copy,.page-hero h1{font-family:Arial,Helvetica,sans-serif!important}
.site-header{background:var(--paper);backdrop-filter:none}.header-inner{max-width:1500px;height:86px;gap:22px}.brand{flex:0 0 218px!important;width:218px!important;gap:9px!important;white-space:nowrap}.brand img{width:48px!important;height:48px!important;object-fit:contain!important;filter:none!important}.brand span{font:600 19px/1.1 Arial,Helvetica,sans-serif!important;color:var(--ink)!important;text-transform:none!important}
.main-nav{gap:20px;font-size:13px;text-transform:none;white-space:nowrap}.main-nav .office-login{border:1px solid var(--line);padding:10px 13px;border-radius:4px}.header-inner>div:last-child{display:flex;gap:6px;flex-shrink:0}.theme-button,.menu-button{height:38px;border-radius:4px;font-size:12px}.main-nav details summary{font-size:13px;text-transform:none}.main-nav .explore-menu{max-height:70vh;overflow:auto;background:var(--surface)}
.section-title{font-size:42px;line-height:1.1}.page-hero h1{font-size:52px;line-height:1.08}.page-hero{background:var(--sky);color:var(--ink)}.page-hero p{color:var(--muted)}.project-card{border-radius:4px}.project-card h3{font-size:27px;line-height:1.15}.button{border-radius:4px;text-transform:none;font-size:14px}.button.secondary{color:var(--ink);border-color:var(--line)}.hero .button.secondary,.field-band .button.secondary{color:white}.node:after{display:none}.section-kicker{font-size:12px}.reveal{opacity:1!important;transform:none!important}
.site-footer{background:#202a26;color:#ecf1ec}.site-footer a,.site-footer p{color:#c9d3cc}.site-footer h4{color:white}.footer-logo{gap:13px}.footer-logo>span:last-child{font:600 24px/1.15 Arial,Helvetica,sans-serif!important}.footer-icon{width:52px!important;height:52px!important;overflow:visible!important;background:none!important}.footer-icon img{width:52px!important;height:52px!important;max-width:none!important;filter:none!important;object-fit:contain!important}.footer-bottom{font-size:12px;line-height:1.7}
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.home-section{padding:94px 0;scroll-margin-top:100px}.home-section-head{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-top:21px;margin-bottom:36px}.home-section-head .home-label{color:var(--leaf);margin:0}.home-index{font-size:11px;color:var(--muted)}[data-apollo-home] h2{font-size:44px;font-weight:500;line-height:1.13;margin:0 0 28px}[data-apollo-home] p{line-height:1.7}[data-apollo-home] .home-large{font-size:24px;line-height:1.42;color:var(--ink);margin-top:0}.foundation-editorial{display:grid;grid-template-columns:1fr 1fr;gap:76px}.foundation-editorial p,.builders-story p,.arth-layout p,.home-intro-row p{color:var(--muted);font-size:16px}.text-link{display:inline-flex;gap:20px;align-items:center;font-size:14px;font-weight:600;padding:10px 0;border-bottom:1px solid var(--ink);line-height:1.5}.text-link span{font-size:20px}.text-link:hover{color:var(--leaf);border-color:var(--leaf)}.principle-line{display:grid;grid-template-columns:repeat(6,1fr);margin-top:62px;border-top:1px solid var(--line);padding-top:24px;gap:16px}.principle-line span{font-size:17px;font-weight:500;border-left:2px solid var(--sun);padding-left:12px}.builders-section{background:var(--sky)}.builders-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:60px;margin-top:38px;align-items:start}figure{margin:0}.builders-layout img{width:100%;height:auto;display:block;border-radius:3px}.builders-layout figcaption{font-size:11px;line-height:1.6;color:var(--muted);margin-top:12px}.builders-story p:first-child{margin-top:0}.founding-roster{display:grid;grid-template-columns:repeat(3,1fr);gap:0 36px;margin:42px 0 20px}.founding-roster article{border-top:1px solid var(--line);padding:20px 0}.founding-roster h3{font-size:17px;font-weight:600;margin:0 0 7px}.founding-roster p{font-size:13px;color:var(--muted);margin:0;max-width:270px}.home-intro-row{display:grid;grid-template-columns:1.2fr 1fr;gap:80px;margin-bottom:28px}.home-intro-row p{max-width:440px;margin:0}.mission-projects{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.project-image-link{display:block;overflow:hidden;border-radius:3px;margin-bottom:25px}.mission-projects img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;display:block;transition:transform .5s}.project-image-link:hover img{transform:scale(1.025)}.mission-projects .home-label{font-size:11px;color:var(--leaf);margin-bottom:11px}.mission-projects h3{font-size:30px;font-weight:500;margin:0}.mission-projects p:not(.home-label){font-size:15px;color:var(--muted);min-height:52px}.project-app-link{display:block;width:fit-content;margin-top:15px;font-size:13px;text-decoration:underline;text-underline-offset:4px}.mission-record-link{margin-top:36px}.field-band{background:#21483d;color:#fff;padding:72px 0}.field-band-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:80px}.field-band .home-label{color:#f6d58d}.field-band p{color:#e2eee7;font-size:16px;margin-top:0}.field-band h2{margin-bottom:0}.field-office-link{display:block;font-size:12px;margin-top:20px;text-decoration:underline;text-underline-offset:4px}.arth-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:80px}.arth-symbol{width:84px;height:84px;object-fit:contain;margin-bottom:28px}.formation-note{font-size:12px!important;border-left:2px solid var(--sun);padding:8px 15px}.knowledge-section{background:var(--sky)}.knowledge-paths{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:43px}.knowledge-paths>a{display:block;border-top:1px solid var(--line);padding-top:20px}.knowledge-paths>a>span{font-size:12px;color:var(--muted)}.knowledge-paths h3{font-size:23px;font-weight:500;line-height:1.3;display:flex;justify-content:space-between;gap:16px}.knowledge-paths p{color:var(--muted);font-size:14px}.home-close{padding:86px 0;background:var(--paper)}.home-close .home-label{color:var(--leaf)}.home-close h2{font-size:48px}.home-close .text-link{margin-left:14px}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #d79411;outline-offset:5px}.skip-link{position:absolute;left:20px;top:-100px;z-index:99;padding:12px;background:var(--surface);color:var(--ink)}.skip-link:focus{top:10px}
@media(min-width:1700px){.continuum-hero-content{max-width:1500px}.continuum-hero{height:710px}}
@media(max-width:1180px){.header-inner{height:78px}.main-nav{display:none;position:absolute;top:78px;left:0;right:0;background:var(--surface);padding:22px 26px;max-height:calc(100svh - 78px);overflow:auto;white-space:normal}.main-nav.open{display:flex;flex-wrap:wrap;gap:18px 26px}.menu-button{display:inline-block}.main-nav details{position:static}.main-nav .explore-menu{position:static;box-shadow:none}.continuum-hero h1{font-size:70px}.foundation-editorial,.builders-layout,.home-intro-row,.field-band-inner,.arth-layout{gap:38px}}
@media(max-width:760px){.shell{padding-left:22px;padding-right:22px}.header-inner{height:72px;gap:8px}.brand{flex-basis:190px!important;width:190px!important}.brand img{width:40px!important;height:40px!important}.brand span{font-size:17px!important}.main-nav{top:72px}.continuum-hero{height:auto;min-height:620px}.hero-photograph{object-position:62% center}.hero-shade{background:linear-gradient(0deg,rgba(8,18,13,.95),rgba(8,18,13,.45) 70%,rgba(8,18,13,.08))}.continuum-hero-content{min-height:620px;justify-content:flex-end;padding-top:70px;padding-bottom:64px}.continuum-hero h1{font-size:58px}.continuum-hero .home-label{max-width:250px;font-size:11px}.hero-promise{font-size:22px}.hero-context{font-size:15px;max-width:300px}.hero-photo-credit{right:22px;font-size:10px}.home-action{font-size:13px;gap:15px;padding:12px 14px}.chapter-nav .shell{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding-top:19px;padding-bottom:19px}.home-section{padding:58px 0}.home-section-head{margin-bottom:27px}.home-index{display:none}[data-apollo-home] h2{font-size:34px}[data-apollo-home] .home-large{font-size:22px}.foundation-editorial,.builders-layout,.home-intro-row,.field-band-inner,.arth-layout{grid-template-columns:1fr;gap:22px}.principle-line{grid-template-columns:repeat(3,1fr);gap:22px 10px;margin-top:36px}.principle-line span{font-size:14px;padding-left:8px}.founding-roster{grid-template-columns:1fr 1fr;gap:0 23px}.founding-roster h3{font-size:16px}.mission-projects,.knowledge-paths{grid-template-columns:1fr;gap:42px}.mission-projects img{aspect-ratio:4/3;object-fit:contain;background:var(--sky)}.mission-projects p:not(.home-label){min-height:0}.field-band{padding:52px 0}.home-close{padding:55px 0}.home-close .text-link{margin-left:0}.section-title{font-size:32px}.page-hero h1{font-size:38px}.privacy-notice{max-width:calc(100% - 28px);right:14px;left:auto}.footer-grid{gap:28px}}
@media(max-width:370px){.brand{flex-basis:160px!important;width:160px!important}.brand span{font-size:14px!important}.theme-button,.menu-button{font-size:11px;padding:0 6px}.continuum-hero h1{font-size:48px}.founding-roster{grid-template-columns:1fr}}
.header-inner{display:flex}.main-nav{flex:1}.header-inner>div:last-child{margin-left:auto}.footer-logo{width:auto!important;display:flex!important;align-items:center}.footer-logo>span:last-child{text-transform:none!important}.footer-logo .footer-icon{flex:0 0 52px}.nav-explore>div{max-height:65vh;overflow:auto}
@media(min-width:1181px) and (max-width:1260px){.main-nav{display:none;position:absolute;top:86px;left:0;right:0;background:var(--surface);padding:22px 26px;max-height:calc(100svh - 86px);overflow:auto}.main-nav.open{display:flex;flex-wrap:wrap}.menu-button{display:inline-block}}
/* The opening film is a recording of the preserved field twin, not a live feed. */
.continuum-hero{height:min(740px,calc(100svh - 158px));min-height:510px}.hero-photograph{z-index:-3;object-position:center}.hero-film{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;opacity:0;pointer-events:none;transition:opacity .5s}.film-ready .hero-film{opacity:1}.hero-shade{background:linear-gradient(90deg,rgba(8,20,16,.85),rgba(8,20,16,.48) 35%,rgba(8,20,16,.02) 70%)}.continuum-hero-content{padding-bottom:75px}.hero-film-caption{position:absolute;bottom:26px;right:92px;text-align:right;color:white;text-shadow:0 1px 6px #10231b}.hero-film-caption a{font-size:14px;display:block;font-weight:600}.hero-film-caption>span{display:block;font-size:10px;margin-top:4px}.film-toggle{position:absolute;right:27px;bottom:26px;width:42px;height:42px;display:grid;place-items:center;background:#132b23c9;border:1px solid #dce5db88;border-radius:50%;cursor:pointer}.film-toggle[hidden]{display:none}.film-toggle img{filter:invert(1)}.film-toggle:hover{background:#25463b}
@media(max-width:760px){.continuum-hero{height:calc(100svh - 165px);min-height:495px;max-height:680px}.continuum-hero-content{min-height:0;height:100%;justify-content:flex-end;padding-top:36px;padding-bottom:93px}.hero-shade{background:linear-gradient(0deg,rgba(8,20,16,.9),rgba(8,20,16,.5) 65%,rgba(8,20,16,.13))}.hero-film-caption{left:22px;right:auto;bottom:22px;text-align:left}.film-toggle{right:22px;bottom:22px}.continuum-hero .home-label{margin-bottom:18px}.hero-film,.hero-photograph{object-position:52% center}.hero-actions{gap:10px}}
@media(max-height:650px){.continuum-hero{min-height:0;height:calc(100svh - 135px)}.continuum-hero-content{padding-top:20px;padding-bottom:55px}.continuum-hero h1{font-size:44px;margin-bottom:14px}.continuum-hero .home-label{font-size:10px;margin-bottom:13px}.hero-context{display:none}.hero-promise{font-size:20px;margin-bottom:0}.continuum-hero .home-actions{margin-top:17px}.hero-film-caption{bottom:12px}.film-toggle{bottom:12px;width:36px;height:36px}}
@media(max-width:370px){.continuum-hero .hero-context{display:none}.continuum-hero h1{font-size:44px;line-height:1;margin-bottom:16px}.continuum-hero .hero-promise{font-size:18px;line-height:1.45;margin-bottom:10px}.continuum-hero-content{padding-top:24px;padding-bottom:85px}.continuum-hero .home-actions{margin-top:20px}.continuum-hero .home-label{font-size:10px;margin-bottom:12px}}
.mission-transition{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-top:32px;padding-bottom:32px;border-top:1px solid var(--line)}.mission-transition>span{color:var(--muted);font-size:15px}
.arth-editorial{position:relative;isolation:isolate;overflow:hidden}.arth-editorial>.shell{position:relative;z-index:1}.arth-watermark{position:absolute;left:max(22px,calc((100% - 1188px)/2));bottom:25px;z-index:0;font:600 280px/1.2 "Kohinoor Devanagari","Noto Sans Devanagari",Mangal,sans-serif;opacity:.065;color:var(--leaf);pointer-events:none;user-select:none;white-space:nowrap}
[data-route="people"] .person-card{min-height:180px;padding:24px;box-shadow:none}[data-route="people"] .person-card h3{font-size:24px;line-height:1.2;margin-top:18px;overflow-wrap:anywhere}[data-route="people"] .person-card .status{font-size:10px;line-height:1.6;text-transform:none}[data-route="people"] .compact-grid{margin:22px 0 38px}.sih-people-grid{margin-top:32px}.sih-guidance{color:var(--muted);font-size:14px;line-height:1.8;margin:26px 0 20px}
@media(max-width:760px){.mission-transition{align-items:flex-start;flex-direction:column}.arth-watermark{font-size:180px;bottom:25px;opacity:.045}[data-route="people"] .person-card{min-height:0}[data-route="people"] .person-card h3{font-size:24px}}
@media(max-width:370px){.arth-watermark{font-size:146px}}
.brand{flex-basis:236px!important;width:236px!important}
#sih-team{scroll-margin-top:100px}
:root[data-theme="night"] .main-nav .office-login{color:#15251f}
:root[data-theme="night"] .main-nav .office-login:hover{background:#b5eadc;color:#15251f}
@media(max-width:1260px){.main-nav.open{flex-direction:column;flex-wrap:nowrap;align-items:stretch;justify-content:flex-start;gap:8px}.main-nav .nav-explore{width:100%}.main-nav .nav-explore>div{position:static;transform:none;min-width:0;max-height:none;box-shadow:none;border:0;padding-left:16px}}
@media(max-width:760px){.brand{flex-basis:206px!important;width:206px!important}}
@media(max-width:370px){.brand{flex-basis:164px!important;width:164px!important;gap:6px!important}.brand img{width:32px!important;height:32px!important}}
@media(forced-colors:active){.arth-watermark{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}