/* CHADS educational homepage v1 */
html{scroll-behavior:smooth}.ch-home{--ch-gold:#d4ad59;--ch-gold-soft:#efd48c;--ch-black:#020509;--ch-ink:#07111d;--ch-navy:#0d2035;--ch-blue:#173b60;--ch-plum:#422448;--ch-text:#e8ebef;--ch-muted:#a8b1bd;position:relative;isolation:isolate;overflow:hidden;background:var(--ch-bg-color);color:var(--ch-text);font-family:inherit}.ch-home *{box-sizing:border-box}.ch-home__bg,.ch-home__overlay{position:absolute;inset:0;z-index:-2;pointer-events:none}.ch-home__bg{background-color:var(--ch-bg-color);background-image:var(--ch-bg-image);background-position:var(--ch-bg-position);background-size:var(--ch-bg-size);background-repeat:no-repeat}.ch-home__overlay{z-index:-1;background:var(--ch-overlay-color);opacity:var(--ch-overlay-opacity)}.ch-home__shell{width:min(1160px,calc(100% - 48px));margin:0 auto}.ch-home__eyebrow{margin:0 0 13px;color:var(--ch-gold-soft);font-size:.78rem;font-weight:900;letter-spacing:.16em;line-height:1.4}.ch-home h1,.ch-home h2,.ch-home h3,.ch-home h4{color:#fff;font-family:inherit;font-weight:800}.ch-home h2{margin:0;font-size:clamp(2.15rem,4vw,3.6rem);line-height:1.18;letter-spacing:-.025em}.ch-home p{line-height:1.82}.ch-home__head{max-width:860px;margin-bottom:42px}.ch-home__head--center{margin-left:auto;margin-right:auto;text-align:center}.ch-home__head--compact{margin-bottom:26px}.ch-home__head>div{margin-top:18px;color:var(--ch-muted);font-size:1.05rem;line-height:1.82}.ch-home__head>div p{margin:0}.ch-home__button{display:inline-flex;min-height:58px;padding:12px 22px;flex-direction:column;align-items:center;justify-content:center;border:1px solid transparent;border-radius:9px;font-weight:900;text-align:center;text-decoration:none!important;transition:transform .2s ease,background .2s ease,border-color .2s ease,color .2s ease}.ch-home__button:hover{transform:translateY(-2px)}.ch-home__button span{font-size:.98rem}.ch-home__button small{margin-top:3px;font-size:.7rem;font-weight:800;letter-spacing:.03em;opacity:.72}.ch-home__button--primary{background:var(--ch-gold);color:#070a0f!important;border-color:var(--ch-gold)}.ch-home__button--primary:hover{background:#edcf81;border-color:#edcf81;color:#070a0f!important}.ch-home__button--secondary{background:rgba(4,11,19,.62);color:#fff!important;border-color:rgba(239,212,140,.55)}.ch-home__button--secondary:hover{background:rgba(212,173,89,.1);border-color:var(--ch-gold);color:#fff!important}.ch-home__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.ch-home__callout{padding:22px 24px;border-left:3px solid #6d94bb;background:rgba(19,54,85,.2);color:#e8edf2}.ch-home__callout p{margin:0}.ch-home__callout p+p{margin-top:9px}.ch-home__callout--gold{border-left-color:var(--ch-gold);background:rgba(212,173,89,.075)}.ch-home__photo{position:relative;overflow:hidden;margin:0;border-radius:18px;box-shadow:0 24px 70px rgba(0,0,0,.42)}.ch-home__photo:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(2,5,9,.5))}.ch-home__photo img{display:block;width:100%;height:100%;min-height:500px;object-fit:cover;filter:saturate(.8) contrast(1.03)}.ch-home__split{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:56px;align-items:center}
/* Hero */.ch-home-hero{min-height:720px}.ch-home-hero__content{display:flex;min-height:720px;max-width:790px;padding:96px 0 88px;flex-direction:column;justify-content:center}.ch-home-hero h1{max-width:790px;margin:0;font-size:clamp(3.25rem,6vw,5.75rem);line-height:1.08;letter-spacing:-.045em;text-wrap:balance}.ch-home-hero__lead{max-width:720px;margin-top:27px;color:#fff;font-size:1.28rem;font-weight:700;line-height:1.85}.ch-home-hero__lead p,.ch-home-hero__body p{margin:0}.ch-home-hero__body{max-width:720px;margin-top:17px;color:rgba(255,255,255,.72);font-size:1.03rem;line-height:1.85}.ch-home-hero__body p+p{margin-top:10px}
/* Map */.ch-home-map{padding:48px 0;background:#020509}.ch-home-map__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.ch-home-map__item{display:grid;grid-template-columns:38px 1fr 20px;gap:11px;align-items:start;padding:19px;border:1px solid rgba(255,255,255,.11);border-radius:11px;background:rgba(12,27,43,.72);color:#fff!important;text-decoration:none!important;transition:.2s ease}.ch-home-map__item:hover{transform:translateY(-2px);border-color:rgba(212,173,89,.72);background:rgba(24,55,86,.66)}.ch-home-map__item>span{color:var(--ch-gold-soft);font-size:.8rem;font-weight:900}.ch-home-map__item strong{display:block;font-size:1rem}.ch-home-map__item p{margin:6px 0 0;color:rgba(255,255,255,.58);font-size:.84rem;line-height:1.6}.ch-home-map__item em{color:var(--ch-gold-soft);font-style:normal;font-size:1.1rem}
/* Problem */.ch-home-problem{padding:105px 0;background:#06101b}.ch-home-problem__grid{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-bottom:24px}.ch-home-problem__grid article{padding:20px;border:1px solid rgba(255,255,255,.1);border-radius:11px;background:rgba(255,255,255,.035)}.ch-home-problem__grid span{color:var(--ch-gold);font-size:.73rem;font-weight:900}.ch-home-problem__grid h3{margin:8px 0 7px;font-size:1.12rem}.ch-home-problem__grid p{margin:0;color:var(--ch-muted);font-size:.91rem;line-height:1.7}
/* Processing */.ch-home-processing{padding:105px 0;background:#020509}.ch-home-processing__compare{display:grid;grid-template-columns:1fr 72px 1fr;align-items:stretch}.ch-home-processing__compare article{padding:36px;border:1px solid rgba(255,255,255,.12);border-radius:16px}.ch-home-processing__knowledge{background:linear-gradient(145deg,rgba(20,31,44,.92),rgba(6,13,21,.96))}.ch-home-processing__ability{background:linear-gradient(145deg,rgba(20,57,91,.95),rgba(15,30,49,.97));box-shadow:0 20px 60px rgba(0,0,0,.25)}.ch-home-processing__compare article>p{margin:0;color:var(--ch-gold-soft);font-size:.72rem;font-weight:900;letter-spacing:.16em}.ch-home-processing__compare h3{margin:8px 0 20px;font-size:1.72rem}.ch-home-processing__compare ul{margin:0;padding:0;list-style:none}.ch-home-processing__compare li{position:relative;margin:12px 0;padding-left:22px;color:rgba(255,255,255,.78);line-height:1.65}.ch-home-processing__compare li:before{content:"";position:absolute;left:0;top:.67em;width:8px;height:8px;border-radius:50%;background:var(--ch-gold)}.ch-home-processing__arrow{display:flex;align-items:center;justify-content:center}.ch-home-processing__arrow span{display:flex;width:46px;height:46px;align-items:center;justify-content:center;border-radius:50%;background:var(--ch-gold);color:#05080d;font-size:1.35rem;font-weight:900}.ch-home-processing__bridge{max-width:920px;margin:32px auto 0;padding:24px 30px;border-top:1px solid rgba(212,173,89,.5);border-bottom:1px solid rgba(212,173,89,.5);color:#fff;font-size:1.18rem;text-align:center}.ch-home-processing__bridge p{margin:0}
/* Immersion */.ch-home-immersion{padding:105px 0}.ch-home-immersion__principles{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:50px}.ch-home-immersion__principles article{padding:22px 18px;border-top:3px solid var(--ch-gold);background:rgba(3,10,17,.78)}.ch-home-immersion__principles span{color:var(--ch-gold-soft);font-size:.72rem;font-weight:900}.ch-home-immersion__principles h3{margin:9px 0 9px;font-size:1.05rem}.ch-home-immersion__principles p{margin:0;color:var(--ch-muted);font-size:.86rem;line-height:1.65}
/* Method */.ch-home-method{padding:110px 0}.ch-home-method__steps{display:grid;grid-template-columns:repeat(5,1fr);gap:11px}.ch-home-method__steps article{position:relative;min-height:255px;padding:26px 20px;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:rgba(3,10,18,.74)}.ch-home-method__steps article:not(:last-child):after{content:"→";position:absolute;right:-15px;top:50%;z-index:3;color:var(--ch-gold);font-size:1.3rem;font-weight:900}.ch-home-method__steps span{display:flex;width:40px;height:40px;align-items:center;justify-content:center;border-radius:50%;background:var(--ch-gold);color:#05080d;font-size:.75rem;font-weight:900}.ch-home-method__steps h3{margin:18px 0 10px;font-size:1.08rem}.ch-home-method__steps p{margin:0;color:var(--ch-muted);font-size:.86rem;line-height:1.68}.ch-home-method__credibility{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px;margin-top:50px;padding:36px;border:1px solid rgba(212,173,89,.3);border-radius:16px;background:rgba(3,9,16,.76)}.ch-home-method__credibility h3{margin:0 0 13px;font-size:1.7rem}.ch-home-method__credibility>div>div{color:var(--ch-muted)}.ch-home-method__credibility-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:11px}.ch-home-method__credibility-grid article{padding:18px;border-left:2px solid var(--ch-gold);background:rgba(255,255,255,.035)}.ch-home-method__credibility-grid h4{margin:0 0 8px;font-size:1rem}.ch-home-method__credibility-grid p{margin:0;color:var(--ch-muted);font-size:.83rem;line-height:1.65}
/* Proof */.ch-home-proof{padding:105px 0;background:#020509}.ch-home-proof__progress{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.ch-home-proof__progress article{padding:25px;border:1px solid rgba(255,255,255,.11);border-radius:13px;background:linear-gradient(155deg,rgba(17,39,62,.75),rgba(5,12,20,.9))}.ch-home-proof__progress span{color:var(--ch-gold);font-size:.74rem;font-weight:900}.ch-home-proof__progress h3{margin:11px 0 10px;font-size:1.15rem}.ch-home-proof__progress p{margin:0;color:var(--ch-muted);font-size:.88rem;line-height:1.7}.ch-home-proof__voices{margin-top:62px}.ch-home-proof__voices>h3{margin:0 0 22px;font-size:1.9rem}.ch-home-proof__voices>div{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.ch-home-proof blockquote{margin:0;padding:25px;border:1px solid rgba(255,255,255,.11);border-radius:13px;background:rgba(255,255,255,.035)}.ch-home-proof blockquote>p{margin:0;color:rgba(255,255,255,.78);font-size:.96rem;line-height:1.82}.ch-home-proof blockquote footer{display:flex;margin-top:18px;justify-content:space-between;gap:12px;color:var(--ch-muted);font-size:.8rem}.ch-home-proof blockquote strong{color:var(--ch-gold-soft)}
/* Ecosystem */.ch-home-ecosystem{padding:105px 0}.ch-home-ecosystem__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.ch-home-ecosystem__grid article{overflow:hidden;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:rgba(3,10,18,.82)}.ch-home-ecosystem__image{display:block;overflow:hidden;aspect-ratio:9/7;background:#05090e}.ch-home-ecosystem__image img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .35s ease}.ch-home-ecosystem__image:hover img{transform:scale(1.03)}.ch-home-ecosystem__grid article>div{padding:21px}.ch-home-ecosystem__grid article>div>p:first-child{margin:0;color:var(--ch-gold-soft);font-size:.7rem;font-weight:900;letter-spacing:.12em}.ch-home-ecosystem__grid h3{margin:8px 0 5px;font-size:1.15rem;line-height:1.4}.ch-home-ecosystem__grid h4{margin:0 0 12px;color:rgba(255,255,255,.65);font-size:.88rem;line-height:1.5}.ch-home-ecosystem__grid article>div>p:nth-of-type(2){min-height:102px;margin:0;color:var(--ch-muted);font-size:.86rem;line-height:1.7}.ch-home-ecosystem__grid article>div>a{display:inline-block;margin-top:17px;color:var(--ch-gold-soft)!important;font-size:.86rem;font-weight:900;text-decoration:none!important}.ch-home-ecosystem__compare{display:flex;margin-top:28px;justify-content:center}.ch-home-access{margin-top:75px;padding:38px;border:1px solid rgba(255,255,255,.12);border-radius:17px;background:rgba(3,10,18,.82)}.ch-home-access__intro{max-width:850px}.ch-home-access__intro h3{margin:0;font-size:2rem}.ch-home-access__intro>div{margin-top:13px;color:var(--ch-muted)}.ch-home-access__formats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}.ch-home-access__formats article{padding:21px;border-top:3px solid var(--ch-gold);background:rgba(255,255,255,.035)}.ch-home-access__formats article>p{margin:0;color:var(--ch-gold-soft);font-size:.69rem;font-weight:900;letter-spacing:.14em}.ch-home-access__formats h4{margin:7px 0 9px;font-size:1.05rem}.ch-home-access__formats span{color:var(--ch-muted);font-size:.88rem;line-height:1.68}.ch-home-access__formats span p{margin:0}.ch-home-access__note{margin-top:22px;padding:17px 19px;border-left:3px solid var(--ch-gold);background:rgba(212,173,89,.075);color:#f0dcaa}.ch-home-access__note p{margin:0}
/* FAQ */.ch-home-faq{padding:105px 0;background:#020509}.ch-home-faq__list{max-width:930px}.ch-home-faq details{border-top:1px solid rgba(255,255,255,.13)}.ch-home-faq details:last-child{border-bottom:1px solid rgba(255,255,255,.13)}.ch-home-faq summary{display:flex;padding:20px 4px;align-items:center;justify-content:space-between;gap:20px;color:#fff;font-size:1rem;font-weight:800;cursor:pointer;list-style:none}.ch-home-faq summary::-webkit-details-marker{display:none}.ch-home-faq summary span{color:var(--ch-gold);font-size:1.4rem;transition:transform .2s ease}.ch-home-faq details[open] summary span{transform:rotate(45deg)}.ch-home-faq details>div{padding:0 40px 22px 4px;color:var(--ch-muted);font-size:.94rem;line-height:1.8}.ch-home-faq details>div p{margin:0}.ch-home-faq__final{margin-top:60px;padding:46px;border-radius:18px;background:linear-gradient(135deg,rgba(17,56,91,.92),rgba(63,28,67,.84));text-align:center}.ch-home-faq__final h3{margin:0;font-size:2rem}.ch-home-faq__final>div{max-width:700px;margin:14px auto 0;color:rgba(255,255,255,.72)}.ch-home-faq__final .ch-home__actions{justify-content:center}
@media(max-width:980px){.ch-home__shell{width:min(100% - 34px,760px)}.ch-home__split{grid-template-columns:1fr;gap:34px}.ch-home__photo img{min-height:380px}.ch-home-map__grid{grid-template-columns:repeat(2,1fr)}.ch-home-processing__compare{grid-template-columns:1fr}.ch-home-processing__arrow{height:66px;transform:rotate(90deg)}.ch-home-immersion__principles{grid-template-columns:repeat(2,1fr)}.ch-home-method__steps{grid-template-columns:1fr 1fr}.ch-home-method__steps article{min-height:auto}.ch-home-method__steps article:after{display:none}.ch-home-method__credibility{grid-template-columns:1fr}.ch-home-proof__progress{grid-template-columns:1fr 1fr}.ch-home-ecosystem__grid{grid-template-columns:1fr 1fr}.ch-home-access__formats{grid-template-columns:1fr}.ch-home-method__credibility-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.ch-home__shell{width:calc(100% - 28px)}.ch-home h2{font-size:2.12rem}.ch-home__head{margin-bottom:30px}.ch-home__head>div{font-size:.96rem}.ch-home__actions{display:grid}.ch-home__button{width:100%;min-height:68px}.ch-home-hero{min-height:auto}.ch-home-hero__content{min-height:auto;padding:72px 0 68px}.ch-home-hero h1{font-size:2.72rem;line-height:1.12}.ch-home-hero__lead{font-size:1.08rem}.ch-home-hero__body{font-size:.94rem}.ch-home-map{padding:38px 0}.ch-home-map__grid{grid-template-columns:1fr}.ch-home-problem,.ch-home-processing,.ch-home-immersion,.ch-home-method,.ch-home-proof,.ch-home-ecosystem,.ch-home-faq{padding:72px 0}.ch-home-problem__grid{grid-template-columns:1fr}.ch-home__photo img{min-height:300px}.ch-home-processing__compare article{padding:25px}.ch-home-processing__compare h3{font-size:1.42rem}.ch-home-processing__bridge{font-size:1rem}.ch-home-immersion__principles{grid-template-columns:1fr}.ch-home-method__steps{grid-template-columns:1fr}.ch-home-method__credibility{padding:24px}.ch-home-method__credibility-grid{grid-template-columns:1fr}.ch-home-proof__progress,.ch-home-proof__voices>div{grid-template-columns:1fr}.ch-home-ecosystem__grid{grid-template-columns:1fr}.ch-home-ecosystem__grid article>div>p:nth-of-type(2){min-height:0}.ch-home-access{padding:24px;margin-top:55px}.ch-home-faq__final{padding:30px 22px}.ch-home-faq__final h3{font-size:1.65rem}}