:root{--celeste:#4aa3df;--azul:#12304f;--dorado:#d9a441;--gris:#f4f6f8;--texto:#2b2f36;--r:14px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font:400 1.05rem/1.65 'Barlow',sans-serif;color:var(--texto);background:#fff}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:'Barlow Condensed',sans-serif;line-height:1.1;color:var(--azul)}
h2{font-size:clamp(2rem,4.5vw,3.1rem);font-weight:800;margin-bottom:1rem}
h3{font-size:1.5rem;font-weight:700;margin-bottom:.4rem}
.wrap{width:min(1160px,92%);margin-inline:auto}
.center{text-align:center}.lead{text-align:center;margin-bottom:1.5rem}.muted{color:#777}
:focus-visible{outline:3px solid var(--dorado);outline-offset:3px}

#preloader{position:fixed;inset:0;z-index:999;background:var(--azul);display:grid;place-items:center;color:#fff;
  font:800 2.4rem/1 'Barlow Condensed',sans-serif;text-align:center;transition:opacity .6s,visibility .6s}
#preloader.hide{opacity:0;visibility:hidden}

.topbar{background:var(--azul);color:#dbe8f4;font-size:.9rem}
.topbar .wrap{display:flex;gap:1.5rem;align-items:center;padding:.45rem 0;flex-wrap:wrap}
.topbar i{color:var(--dorado);margin-right:.35rem}
.social{margin-left:auto;display:flex;gap:.9rem}

.nav{position:sticky;top:0;z-index:50;background:#fff;transition:box-shadow .3s}
.nav.scrolled{box-shadow:0 4px 18px rgba(0,0,0,.12)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;padding:.8rem 0}
.brand{font:800 1.6rem 'Barlow Condensed',sans-serif;color:var(--azul)}
nav{display:flex;gap:1.6rem;align-items:center;font-weight:600}
nav a:not(.btn):hover{color:var(--celeste)}
.burger{display:none;background:none;border:0;font-size:1.5rem;color:var(--azul);cursor:pointer}
.btn{display:inline-block;background:var(--dorado);color:var(--azul);font-weight:700;border:0;border-radius:50px;
  padding:.7rem 1.6rem;cursor:pointer;font-family:inherit;font-size:1rem;transition:background .25s,transform .25s}
.btn:hover{background:var(--celeste);color:#fff;transform:translateY(-2px)}

.hero{position:relative;height:min(78vh,680px);color:#fff;overflow:hidden}
.slide{position:absolute;inset:0;display:flex;align-items:center;opacity:0;transition:opacity 1s;
  background:linear-gradient(90deg,rgba(18,48,79,.88),rgba(18,48,79,.25)),var(--img) center/cover}
.slide.active{opacity:1}
.slide.active .wrap>*{animation:up .9s both}
.slide.active p{animation-delay:.2s}.slide.active .btn{animation-delay:.4s}
.slide h1{color:#fff;font-size:clamp(2.6rem,7vw,5.4rem);font-weight:800;max-width:14ch;margin-bottom:1rem}
.slide p{font-size:1.25rem;max-width:36ch;margin-bottom:1.6rem}
@keyframes up{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}
.dots{position:absolute;bottom:1.5rem;left:50%;transform:translateX(-50%);display:flex;gap:.6rem}
.dots button{width:12px;height:12px;border-radius:50%;border:2px solid #fff;background:transparent;cursor:pointer}
.dots button.on{background:var(--dorado);border-color:var(--dorado)}

.grid2,.grid3,.grid4{display:grid;gap:1.4rem}
.grid2{grid-template-columns:repeat(2,1fr)}.grid3{grid-template-columns:repeat(3,1fr)}.grid4{grid-template-columns:repeat(4,1fr)}
.ejes{margin-top:-60px;position:relative;z-index:5}
.ejes article{background:#fff;padding:1.8rem;border-radius:var(--r);box-shadow:0 12px 30px rgba(18,48,79,.15);border-bottom:4px solid var(--celeste);transition:transform .3s}
.ejes article:hover{transform:translateY(-8px)}
.ejes i,.mv i{font-size:2rem;color:var(--dorado);margin-bottom:.8rem}

.sec{padding:5rem 0}.alt{background:var(--gris)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.about-img{position:relative}.about-img img{border-radius:var(--r);aspect-ratio:8/9;object-fit:cover}
.about-img b{position:absolute;right:-1rem;bottom:2rem;background:var(--azul);color:#fff;padding:1rem 1.4rem;border-radius:var(--r);
  font:800 2.2rem 'Barlow Condensed',sans-serif;line-height:1}
.about-img small{display:block;font:500 .85rem 'Barlow',sans-serif;max-width:14ch;margin-top:.3rem}
.split p{margin-bottom:1rem}
blockquote{border-left:4px solid var(--dorado);padding-left:1rem;margin:1.2rem 0 1.6rem;font:700 1.5rem 'Barlow Condensed',sans-serif;color:var(--azul)}

.mv{background:#fff;padding:2.6rem;border-radius:var(--r);border-top:5px solid var(--celeste);box-shadow:0 10px 30px rgba(0,0,0,.08)}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s,transform .8s}
.reveal.in{opacity:1;transform:none}

.event{background:#fff;border-radius:var(--r);overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.09)}
.event img{aspect-ratio:4/3;object-fit:cover;width:100%}
.event>div{padding:1.4rem}.event small{color:#667}
.bar{height:8px;background:#e3e9ef;border-radius:8px;margin:.9rem 0 .3rem;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--celeste);transition:width 1.6s}
.bar.go i{width:var(--w)}

.counters{background:linear-gradient(rgba(18,48,79,.92),rgba(18,48,79,.92)),url(https://picsum.photos/seed/ep-count/1600/600) center/cover;color:#fff;padding:3.5rem 0;text-align:center}
.counters b{display:block;font:800 3.6rem 'Barlow Condensed',sans-serif;color:var(--dorado);line-height:1}

.years-nav{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center;margin-bottom:2rem;position:sticky;top:64px;z-index:10;background:#fff;padding:.7rem 0}
.year-btn{border:2px solid var(--celeste);background:#fff;color:var(--azul);font:600 1rem 'Barlow',sans-serif;padding:.35rem 1.2rem;border-radius:50px;cursor:pointer;transition:.25s}
.year-btn:hover,.year-btn.active{background:var(--celeste);color:#fff}
.timeline{border-left:3px solid var(--celeste);padding-left:2.4rem;margin-left:3rem}
.year-block{position:relative;margin-bottom:3rem}
.year-badge{position:absolute;left:-6.2rem;top:0;background:var(--azul);color:#fff;font:800 1.5rem 'Barlow Condensed',sans-serif;padding:.2rem .9rem;border-radius:8px}
.year-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:1rem}
.gallery-item{position:relative;display:block;overflow:hidden;border-radius:12px;aspect-ratio:4/3}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery-item:hover img{transform:scale(1.1)}
.gallery-item .caption{position:absolute;inset:auto 0 0;padding:1rem;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.85));transform:translateY(100%);transition:transform .35s}
.gallery-item:hover .caption,.gallery-item:focus-visible .caption{transform:none}
.caption small{display:block;opacity:.85}
.play{position:absolute;inset:0;display:grid;place-items:center;font-size:2.2rem;color:#fff;background:rgba(0,0,0,.3)}

.member{text-align:center}.member img{aspect-ratio:6/7;object-fit:cover;width:100%;border-radius:var(--r);margin-bottom:.8rem}
.member small{color:#667}

.join{background:var(--celeste);padding:4rem 0;text-align:center}
.join h2{color:#fff}
#join-form{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap}
input{padding:.75rem 1.2rem;border:0;border-radius:50px;font:inherit;min-width:240px}
#join-msg{margin-top:1rem;color:#fff;font-weight:600}

footer{background:var(--azul);color:#cfdcea;padding:3.5rem 0 1.2rem}
footer h4{color:#fff;font-size:1.3rem;margin-bottom:.6rem}
footer a{display:block;margin-bottom:.3rem}footer a:hover{color:var(--dorado)}
.mini{display:flex;gap:.5rem;flex-wrap:wrap}.mini input{min-width:0;flex:1}
.copy{text-align:center;margin-top:2rem;font-size:.9rem;opacity:.8}
#toTop{position:fixed;right:1.2rem;bottom:1.2rem;width:44px;height:44px;display:grid;place-items:center;background:var(--dorado);color:var(--azul);
  border-radius:50%;opacity:0;pointer-events:none;transition:.3s;z-index:60}
#toTop.show{opacity:1;pointer-events:auto}

@media(max-width:900px){
  .grid4{grid-template-columns:repeat(2,1fr)}.grid3,.grid2,.split{grid-template-columns:1fr}
  .burger{display:block}
  nav{position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:1.2rem;gap:1rem;box-shadow:0 10px 20px rgba(0,0,0,.1);display:none}
  nav.open{display:flex}
  .timeline{margin-left:0;padding-left:1rem}
  .year-badge{position:static;display:inline-block;margin-bottom:.8rem}
  .about-img b{right:.5rem}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}html{scroll-behavior:auto}}