.sitio{min-height:100vh;min-height:100dvh;background-color:rgb(var(--fondo));background-image:var(--luz);background-attachment:fixed;overflow-x:clip}.sitio a:focus-visible,.sitio button:focus-visible,.sitio input:focus-visible,.sitio select:focus-visible,.sitio textarea:focus-visible{outline:3px solid rgb(var(--texto)/.35);outline-offset:3px}.s-logo{filter:drop-shadow(0 14px 20px rgba(10,12,16,.22)) drop-shadow(0 3px 5px rgba(10,12,16,.12))}.s-vidrio{background:var(--vidrio);border:1px solid var(--vidrio-borde);box-shadow:var(--vidrio-sombra);backdrop-filter:blur(18px)}@media (min-width:640px){.s-galeria-marco{background:var(--vidrio);border:1px solid var(--vidrio-borde);box-shadow:var(--vidrio-sombra)}}.s-estudio{background:linear-gradient(180deg,#f7f7f6,#e2e2e0)}.s-tarjeta{transition:transform .22s ease,box-shadow .22s ease}@media (hover:hover){.s-tarjeta:hover{transform:translateY(-5px);box-shadow:0 2px 4px rgba(20,22,26,.04),0 24px 40px -18px rgba(20,22,26,.3),inset 0 1px 0 rgba(255,255,255,.8)}.s-tarjeta:hover .s-foto{transform:scale(1.03)}}.s-tarjeta:active{transform:scale(.99)}.s-foto{transition:transform .4s ease}.s-chip{background:rgba(255,255,255,.72);border:1px solid var(--vidrio-borde);color:rgb(var(--texto)/.82);transition:background .18s ease,transform .18s ease}.s-chip:hover{background:#fff}.s-chip[aria-pressed=true]{background:rgb(var(--marca));border-color:rgb(var(--marca));color:#f5f5f4}.s-hero-foto{background:url(/sitio/optica-hero.png) 100%/cover no-repeat;-webkit-mask-image:linear-gradient(90deg,transparent,#000 55%),linear-gradient(180deg,#000 60%,transparent);-webkit-mask-composite:source-in;mask-image:linear-gradient(90deg,transparent,#000 55%),linear-gradient(180deg,#000 60%,transparent);-webkit-mask-composite:source-in,xor;mask-composite:intersect;filter:grayscale(1)}.s-barra{position:fixed;left:14px;right:14px;bottom:calc(14px + env(safe-area-inset-bottom));z-index:40;height:66px;padding:6px;border-radius:26px;background:var(--vidrio-fuerte);border:1px solid var(--vidrio-borde);box-shadow:var(--barra-sombra);backdrop-filter:blur(22px) saturate(1.4)}@media (min-width:1024px){.s-barra{display:none}}.s-carril{scrollbar-width:none;-webkit-overflow-scrolling:touch}.s-carril::-webkit-scrollbar{display:none}.s-galeria{scroll-snap-type:x mandatory;scrollbar-width:none}.s-galeria::-webkit-scrollbar{display:none}.s-galeria>*{scroll-snap-align:start}.s-girando{width:20px;height:20px;border:2px solid #fff6;border-top-color:#fff;border-radius:50%;animation:s-girar .75s linear infinite}@keyframes s-girar{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.s-chip,.s-foto,.s-tarjeta{transition:none}}