/* Photo-led school identity; responsive media layouts. */
/* Participant index styling is appended below the existing responsive foundation. */
:root{--navy-deep:#101f36;--wash:#f2f4f6}
.container{width:min(1280px,calc(100% - 96px))}
.site-header{height:88px;border-top:0}
.brand-logo{width:76px;height:76px;object-fit:contain;flex-shrink:0;background:#fff}
nav{gap:26px;align-items:center}
nav a,nav a:last-child{min-width:0;min-height:48px;padding:0;border:0;font-size:13px}
nav a:last-child{border-bottom:2px solid var(--red)}
nav a:hover{color:var(--red);background:transparent}
.hero{background:#fff}
.hero-masthead{display:grid;grid-template-columns:1.4fr 1fr;align-items:center;gap:48px;padding-block:64px 52px}
.hero .eyebrow{color:var(--ink);font-size:20px;margin:0 0 10px;letter-spacing:.22em}
.hero .eyebrow:before{display:none}
.hero h1{color:var(--navy-deep);font-size:clamp(62px,7.6vw,106px);line-height:1.12;letter-spacing:-.075em;text-shadow:none}
.hero h1>span{display:block;margin-top:18px;font-size:14px;letter-spacing:.42em;line-height:1.5}
.hero-intro{justify-self:end}
.hero-intro p{margin:0 0 22px;font-size:clamp(17px,1.7vw,23px);font-weight:700;line-height:1.9}
.hero-intro a{display:block;padding-block:12px;border-bottom:1px solid var(--ink);font-size:14px;font-weight:700;text-decoration:none}
.hero-visual{height:auto;min-height:0;background:var(--navy-deep)}
.hero-visual>img{height:clamp(380px,43vw,640px);object-position:center 58%}
.hero-visual figcaption{position:static;padding-block:22px;text-align:left}
.hero-visual figcaption small{color:#ccd4de}
.division-strip{color:var(--ink);background:white;border-bottom:1px solid var(--line)}
.division-strip .container{min-height:58px}
.division-strip p{color:var(--muted)}
.section{padding-block:112px}
.section-index{font-weight:700;letter-spacing:.12em;margin-bottom:16px}
.section-index:before{width:7px;height:7px;margin-right:10px}
.section-heading,.videos-heading,.voices-heading{grid-template-columns:1.2fr 1fr;gap:64px;margin-bottom:44px}
.section-heading>p,.videos-heading>p,.voices-heading>p{font-size:15px}
.activity{padding-block:72px 88px}
.activity-grid{gap:28px}
.activity-card{border:0}
.activity-card img,.activity-card:first-child img{height:auto;aspect-ratio:4/3;filter:none}
.activity-card>div{padding:18px 0 0}
.activity-card h3{font-size:23px}
.activity-card span{border:0;margin-top:16px}
.results{background:var(--navy-deep);color:#fff}
.results h2,.results h3,.results .video-card strong,.results .video-card>div>span,.results .youtube-more strong,.results summary{color:#fff}
.results .section-index,.results .videos-heading>p,.results .annotation,.results .video-card p,.results .video-card time,.results .summary-meta,.results .youtube-more p span{color:#b9c4d3}
.video-feature-grid{grid-template-columns:minmax(0,1.85fr) minmax(0,1fr);gap:40px;align-items:start}
.video-side-stack{gap:30px}
.video-card,.video-main{border:0}
.video-card>div{padding:16px 0 0}
.video-card h3{min-height:0;font-size:18px;letter-spacing:-.025em}
.video-card p{font-size:10px;font-weight:500}
.video-card strong{font-weight:600}
.video-card time{font-size:11px;font-weight:500}
.video-card>div>span{font-size:12px;border-color:#78869b}
.video-main>div{padding-top:24px}
.video-main h3{font-size:clamp(24px,2.4vw,34px)}
.video-side-stack .video-card h3{font-size:16px}
.video-side-stack .video-card>div>span{display:none}
.video-row{gap:32px;margin-top:56px}
.results .more-content,.results .youtube-more{border-color:#465268}
.youtube-more{gap:28px;padding-block:28px}
.youtube-more a{border:1px solid #708097;background:transparent;padding:14px 20px}
.youtube-more a:first-child{background:white;border-color:white;color:var(--navy-deep)}
.youtube-more a:last-child{background:transparent}
.voices{background:#f4f5f7;border:0}
.voice-division>h3:before{content:"";display:inline-block;width:4px;height:20px;background:var(--red);margin-right:12px;vertical-align:-2px}
#voices-online>h3:before{background:var(--navy)}
.tweet-shell{border:0;background:#fff;padding:10px}
.voice-navigation button{border-radius:50%;border-color:#b5beca;background:transparent}
.hashtag-link{border:0;padding-block:32px}
.hashtag-link a{background:transparent;color:var(--ink);border-bottom:1px solid var(--ink);padding:12px 0}
.program-grid{border:0;gap:24px}
.program-card{display:flex;flex-direction:column;min-height:0;padding:44px;background:var(--wash);border-top:3px solid var(--red)}
.program-card+.program-card{border-left:0;border-top:3px solid var(--navy);background:#eaf0f6}
.program-no{top:30px;right:36px;color:#bbc3ce}
.program-en{margin-bottom:62px;color:var(--muted)}
.program-card h3{font-size:32px;letter-spacing:-.04em}
.program-card>p:nth-of-type(3){font-size:15px;margin-bottom:32px}
.program-links{position:static;margin-top:auto;flex-wrap:wrap}
.program-links a{font-size:13px}
.leaders{padding-top:0;background:white;border:0}
.leaders-grid{grid-template-columns:1.5fr 1fr;gap:80px;align-items:center}
.leader-list{border-top:1px solid var(--line)}
.leader-card{min-height:0;padding-block:36px}
.leader-card h3{font-size:36px}
.leader-card>a{border:0;border-bottom:1px solid var(--ink)}
.official{padding-block:88px}
.official-grid{gap:80px}
.official-links{border-top-width:1px}
@media(max-width:1050px){
 .container{width:calc(100% - 56px)}nav{gap:16px}nav a{font-size:12px}.header-inner{gap:20px}
 .hero-masthead{gap:28px}.hero h1{font-size:8.4vw}.section-heading,.videos-heading,.voices-heading{gap:32px}
 .video-feature-grid{gap:26px;grid-template-columns:1.55fr 1fr}.video-row{gap:22px}.program-card{padding:32px}
 .leaders-grid,.official-grid{gap:40px}.youtube-more{align-items:flex-start;flex-direction:column}
}
@media(max-width:980px){.section-heading,.videos-heading,.voices-heading,.official-grid{grid-template-columns:1fr}.leaders-grid{grid-template-columns:1.3fr 1fr}.leaders-photo{max-width:none}}
@media(max-width:720px){
 .container{width:calc(100% - 40px)}section[id]{scroll-margin-top:132px}.site-header{height:auto}.header-inner{display:block;padding-top:8px}.brand-logo{width:54px;height:54px}
 nav{display:flex;gap:22px;overflow-x:auto;scrollbar-width:none;margin-top:9px;padding-bottom:3px}nav::-webkit-scrollbar{display:none}nav a{min-height:40px;font-size:11px;flex-shrink:0}
 .hero-masthead{display:block;padding-block:36px 30px}.hero .eyebrow{font-size:14px}.hero h1{font-size:clamp(46px,12.7vw,90px)}.hero h1>span{font-size:10px;margin-top:12px;letter-spacing:.38em}
 .hero-intro{display:flex;align-items:center;gap:18px;justify-content:space-between;margin-top:28px}.hero-intro p{margin:0;font-size:12px;line-height:1.9}.hero-intro a{font-size:11px;flex-shrink:0}
 .hero-visual>img{height:auto;aspect-ratio:4/3;object-fit:contain}.hero-visual figcaption{gap:16px;padding-block:18px}.hero-visual figcaption b{font-size:40px}.hero-visual figcaption strong{font-size:12px}.hero-visual figcaption small{font-size:10px}
 .division-strip .container{min-height:48px}.section{padding-block:72px}.section-heading,.videos-heading,.voices-heading{display:block;margin-bottom:30px}.section-heading>p,.videos-heading>p,.voices-heading>p{margin-top:18px;font-size:14px}
 .activity{padding-block:44px 56px}.activity-grid{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:84%;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;overscroll-behavior-x:contain;padding-bottom:16px;scrollbar-width:thin}.activity-card{scroll-snap-align:start}.activity-card img,.activity-card:first-child img{aspect-ratio:4/3}.activity-card h3{font-size:21px}.activity-card>div{padding-top:12px}
 .video-feature-grid{display:block}.video-main h3{font-size:24px}.video-main>div{padding-top:18px}.video-main strong{font-size:14px}.video-side-stack{margin-top:36px;grid-template-columns:1fr 1fr;grid-template-rows:auto;gap:16px}
 .video-side-stack .video-card,.video-row .video-card{display:block;padding-top:0}.video-side-stack .video-card>div,.video-row .video-card>div{padding-top:12px}.video-side-stack .video-card h3,.video-row .video-card h3{font-size:14px}.video-side-stack .video-card p,.video-row .video-card p{display:none}
 .video-row{grid-template-columns:1fr 1fr;gap:28px 16px;margin-top:32px}.video-row>.video-card:last-child:nth-child(odd){grid-column:1/-1}.video-row>.video-card:last-child:nth-child(odd) h3{font-size:20px}
 .video-side-stack .video-card time,.video-row .video-card time{font-size:10px}.youtube-more{gap:20px;padding-block:20px}.youtube-more>div{flex-direction:row;gap:10px}.youtube-more a{flex:1;padding:13px 10px;font-size:12px}
 .voice-track>.tweet-shell{padding:10px 0}.voice-controls{flex-direction:row;flex-wrap:wrap;align-items:center}.voice-navigation{width:auto;gap:8px}.voice-position{min-width:62px}.voice-hint{font-size:12px}
 .program-grid{gap:20px}.program-card{padding:30px;min-height:0}.program-card h3{font-size:28px}.program-en{margin-bottom:48px}.program-card>p:nth-of-type(3){font-size:14px}
 .leaders{padding-top:0}.leaders-grid{grid-template-columns:1fr;gap:28px}.leader-list{display:grid;grid-template-columns:1fr 1fr;gap:20px}.leader-card{display:block;padding-block:22px;min-height:0}.leader-card h3{font-size:27px}.leader-card p{font-size:10px}.leader-card span{display:block;font-size:12px}.leader-card>a{display:inline-block;font-size:13px;padding:8px 0;margin-top:12px}
 .official{padding-block:64px}.official-grid{gap:30px}
}
@media(max-width:360px){.hero-intro{align-items:flex-start;flex-direction:column;gap:12px}.hero-intro a{width:100%}.program-card{padding:24px}.program-links{gap:16px}.youtube-more>div{flex-direction:column}}

/* Evidence-first hierarchy and participant index. */
:root{--red:#2361ab}
.hero h1{font-weight:800}
.section-heading h2,.videos-heading h2,.voices-heading h2,.leaders h2,.official h2{font-weight:700}
.video-card h3,.activity-card h3,.program-card h3{font-weight:700}
.hero-visual>img{object-position:center 50%;height:clamp(340px,38vw,540px)}
.hero-visual figcaption{justify-content:space-between}
.hero-photo-label{font-size:11px;font-weight:500;letter-spacing:.12em}
.proof-band{background:#fff;padding:36px 0 44px}
.proof-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.proof-grid>a{display:flex;flex-direction:column;text-decoration:none;padding:4px 36px;border-left:1px solid var(--line)}
.proof-grid>a:first-child{padding-left:0;border:0}
.proof-grid>a>span,.proof-grid time{font-size:11px;color:var(--muted)}
.proof-grid strong{display:block;font-size:64px;line-height:1.4;letter-spacing:-.045em;font-weight:600;color:var(--navy)}
.proof-grid strong small{font-size:15px;margin-left:12px;font-weight:500;letter-spacing:0}
.proof-grid a:hover strong{color:#2361ab}
.division-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}
.division-heading h3{font-size:23px;font-weight:600;margin:0;letter-spacing:-.025em}
.division-heading>span{font-size:11px;letter-spacing:.08em;color:var(--muted);flex-shrink:0}
.results .division-heading>span{color:#b9c4d3}
.online-videos{margin-top:48px;padding-top:36px;border-top:1px solid #465268}
.online-videos .video-row{grid-template-columns:1fr 1fr;margin-top:0}
.voice-browser{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);align-items:start;gap:32px}
.people-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.person-card{min-width:0;padding:20px;background:#fff;border:1px solid #dce1e8;transition:border-color .15s}
.person-card.is-selected{border-color:#2361ab;box-shadow:inset 0 3px #2361ab}
.person-name{margin:0 0 14px;font-size:14px;font-weight:600}
.person-name small{font-size:10px;font-weight:400;margin-left:4px}
.person-card h4{font-size:clamp(16px,1.65vw,23px);line-height:1.5;letter-spacing:-.03em;color:var(--navy);margin:0 0 8px;font-weight:600}
.person-note{font-size:11px;color:var(--muted);margin:0 0 6px;min-height:2em}
.person-card time{display:block;font-size:10px;color:var(--muted)}
.person-actions{display:flex;justify-content:space-between;gap:12px;border-top:1px solid #e6e9ed;margin-top:16px;padding-top:12px}
.person-actions a{font-size:11px;text-decoration:none;min-height:32px;display:flex;align-items:center;gap:12px}
.person-actions a:hover{text-decoration:underline}
.post-reader{min-width:0;position:sticky;top:112px;background:#fff;padding:24px;border-top:3px solid var(--navy)}
.reader-label{font-size:11px;color:var(--muted);margin:0 0 14px}
.post-panel{scroll-margin-top:140px;overflow-wrap:anywhere}
.post-panel[hidden]{display:none!important}
.post-panel blockquote{margin:0;font-size:14px;line-height:1.85}
.post-panel .twitter-tweet{margin:0 auto!important}
.post-panel iframe{max-width:100%!important}
.post-panel:focus-visible{outline:2px solid #2361ab;outline-offset:6px}
@media(max-width:1050px){
 .proof-grid>a{padding-inline:24px}.voice-browser{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px}.person-card{padding:16px}.people-grid{gap:10px}
}
@media(max-width:720px){
 .hero-visual>img{height:auto;aspect-ratio:4/3;object-fit:contain}.hero-photo-label{font-size:8px}.hero-visual figcaption{gap:12px}
 .proof-band{padding:24px 0}.proof-grid>a{padding:0 12px}.proof-grid strong{font-size:38px}.proof-grid strong small{display:block;font-size:11px;margin:0 0 8px;line-height:1.5}.proof-grid>a>span,.proof-grid time{font-size:9px;line-height:1.7}
 .division-heading h3{font-size:20px}.division-heading>span{font-size:10px}.voice-browser{grid-template-columns:1fr;gap:22px}
 .person-card h4{font-size:18px}.post-reader{position:static;padding:18px}.person-card{padding:16px 14px}.person-note{min-height:3.4em}
 .online-videos .video-row{grid-template-columns:1fr 1fr}.voice-division+.voice-division{margin-top:48px}
}
@media(prefers-reduced-motion:reduce){.person-card{transition:none}html{scroll-behavior:auto}}

/* Explain achievement thresholds; video count belongs with the videos. */
.proof-grid{grid-template-columns:minmax(0,.8fr) minmax(0,1.5fr)}
.proof-grid>a>span,.proof-grid time{font-size:12px}
.proof-grid>a>span:first-child{font-size:14px}
.proof-grid .monthly-proof strong small{font-size:18px}
.proof-breakdown{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 24px;margin:8px 0 12px}
.proof-breakdown>span{display:flex;justify-content:space-between;gap:12px}
.proof-breakdown b{font-weight:600;color:var(--navy)}
.video-count{font-size:13px;color:#b9c4d3;margin:16px 0 0}
@media(max-width:720px){
 .proof-grid{grid-template-columns:1fr;gap:24px}
 .proof-grid>a,.proof-grid>a:first-child{padding:0;border:0}
 .proof-grid>.monthly-proof{padding-top:24px;border-top:1px solid var(--line)}
 .proof-grid strong{font-size:48px}.proof-grid strong small{display:inline;font-size:15px;margin-left:12px}
 .proof-grid .monthly-proof strong small{font-size:15px}
 .proof-grid>a>span,.proof-grid time{font-size:12px}
 .proof-grid>a>span:first-child{font-size:14px}
 .proof-breakdown{max-width:460px;gap:6px 18px}
}