/* ISIIS LUXURY · demo tienda multimarca de gafas */
:root{--bg:#f7f5f0;--paper:#fff;--ink:#141414;--mute:#6f6b63;--line:#e6e1d8;--gold:#9a7a3e;--soft:#f1ede5;--photo:#f3f1ec;--wa:#1d8a4b;--shadow:0 10px 40px rgba(20,20,20,.12);--hdh:58px}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:15px/1.5 Jost,system-ui,-apple-system,Segoe UI,sans-serif;min-height:100vh}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
.serif,.logo,h1,h2,.h-serif{font-family:Jost,sans-serif;font-weight:500}
.mute{color:var(--mute)}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:8px 12px;z-index:200}.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.noscript{padding:40px 16px;text-align:center}

/* Barra y cabecera */
.topbar{background:var(--ink);color:#ebe5d8;font-size:11.5px;letter-spacing:.03em;text-align:center;padding:7px 16px}
.hd{position:sticky;top:0;z-index:50;background:rgba(247,245,240,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.hd-in{max-width:1320px;margin:0 auto;height:var(--hdh);display:flex;align-items:center;gap:8px;padding:0 10px}
.logo{font-size:23px;letter-spacing:.34em;font-weight:600;padding-left:.34em}
.hd-in>.logo{flex:1;text-align:center}
.hd-r{display:flex;gap:2px}
.icb{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;position:relative}
.icb svg,.wa-float svg,.sp-top svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.icb:hover{background:var(--soft)}
.bag em{position:absolute;top:4px;right:3px;min-width:17px;height:17px;border-radius:9px;background:var(--gold);color:#fff;font:600 10px/17px Jost;font-style:normal;text-align:center;padding:0 4px}
.bag em.pop{animation:pop .4s}
@keyframes pop{50%{transform:scale(1.35)}}
.nav{display:none}
@media(min-width:1080px){
  #btnMenu{display:none}.hd-in{padding:0 24px;gap:28px}.hd-in>.logo{flex:none;text-align:left}
  .nav{display:flex;gap:22px;flex:1;justify-content:center;font-size:12.5px;letter-spacing:.08em;text-transform:uppercase}
  .nav a{padding:6px 0;border-bottom:1px solid transparent}.nav a:hover,.nav a.on{border-color:var(--ink)}
}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--ink);color:var(--paper);border-radius:28px;padding:14px 22px;font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;min-height:48px;transition:transform .15s,opacity .15s}
.btn:hover{opacity:.9}.btn:active{transform:scale(.98)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn.wa{background:var(--wa);color:#fff}
.btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8}
.lnk{text-decoration:underline;text-underline-offset:3px;font-size:13px}
.chip{display:inline-flex;align-items:center;gap:6px;flex:none;border:1px solid var(--line);background:var(--paper);border-radius:20px;padding:7px 14px;font-size:12.5px;min-height:36px;white-space:nowrap}
.chip.on{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.chip i{font-style:normal;color:var(--mute);font-size:11px}.chip.on i{color:#cfc8ba}

/* Portada */
.wrap{max-width:1320px;margin:0 auto;padding:0 16px}
.hero{position:relative;height:min(78vh,640px);min-height:420px;overflow:hidden;background:#d8d2c6}
.hero img{width:100%;height:100%;object-fit:cover;transform:scale(1.04);animation:heroIn 1.6s ease-out forwards}
@keyframes heroIn{to{transform:scale(1)}}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 35%,rgba(0,0,0,.78) 92%)}
.hero-tx{position:absolute;left:0;right:0;bottom:0;z-index:1;color:#fff;padding:28px 20px 34px;max-width:1320px;margin:0 auto}
.hero-tx small{font-size:11px;letter-spacing:.24em;text-transform:uppercase}
.hero-tx h1{font-size:clamp(40px,7vw,76px);line-height:1;margin:8px 0 12px;text-shadow:0 2px 16px rgba(0,0,0,.35)}
.hero-tx p{max-width:520px;font-size:15px;opacity:.92;margin-bottom:18px}
.hero-tx .btn{background:#fff;color:var(--ink)}
.hero-tx .btn.ghost{background:transparent;color:#fff;border-color:#fff;margin-left:8px}
.home-search{display:flex;align-items:center;gap:10px;width:100%;max-width:680px;margin:22px auto 4px;border:1px solid var(--line);background:var(--paper);border-radius:30px;padding:13px 18px;color:var(--mute);font-size:14px;text-align:left}
.home-search svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6}
.sec{padding:34px 0 8px}
.sec-h{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:16px}
.sec-h h2{font-size:clamp(26px,3.4vw,38px);line-height:1.1}
.sec-h a,.sec-h button{font-size:12.5px;color:var(--mute);text-decoration:underline;text-underline-offset:3px;white-space:nowrap}
.kick{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);display:block;margin-bottom:6px}
.usos{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media(min-width:900px){.usos{grid-template-columns:repeat(6,1fr);gap:14px}}
.uso{display:block;text-align:center}
.uso .ph{aspect-ratio:1;border-radius:14px;overflow:hidden;background:var(--photo);margin-bottom:8px}
.uso .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.uso:hover img{transform:scale(1.05)}
.uso b{display:block;font-weight:500;font-size:13.5px}.uso span{font-size:11.5px;color:var(--mute)}
.para{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.para a{position:relative;height:clamp(170px,30vw,380px);border-radius:14px;overflow:hidden;background:#cfc8bb}
.para img{width:100%;height:100%;object-fit:cover;transition:transform .6s}.para a:hover img{transform:scale(1.04)}
.para a:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.62))}
.para span{position:absolute;left:16px;bottom:14px;z-index:1;color:#fff;font:500 clamp(24px,3.5vw,40px) Jost,sans-serif}
.para small{position:absolute;right:14px;bottom:20px;z-index:1;color:#fff;font-size:12px}
.brands{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
@media(min-width:900px){.brands{grid-template-columns:repeat(6,1fr)}}
.brands a{display:flex;flex-direction:column;align-items:center;justify-content:center;height:78px;background:var(--paper);border:1px solid var(--line);border-radius:12px;font:500 17px Jost,sans-serif;letter-spacing:.12em;text-transform:uppercase;text-align:center;padding:6px;transition:border-color .2s}
.brands a:hover{border-color:var(--ink)}.brands a small{font:400 10.5px Jost;letter-spacing:0;text-transform:none;color:var(--mute);margin-top:3px}
.how{display:grid;grid-template-columns:1fr;gap:10px;counter-reset:s}
@media(min-width:800px){.how{grid-template-columns:repeat(3,1fr)}}
.how div{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px}
.how div:before{counter-increment:s;content:counter(s);display:inline-flex;width:30px;height:30px;border-radius:50%;background:var(--ink);color:#fff;align-items:center;justify-content:center;font-size:13px;margin-bottom:10px}
.how h3{font:500 20px Jost,sans-serif;margin-bottom:4px}.how p{font-size:13.5px;color:var(--mute)}

/* Listado */
.crumb{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--mute);padding-top:18px}
.crumb a:hover{color:var(--ink)}
.lst-h{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;padding:6px 0 12px}
.lst-h h1{font-size:clamp(30px,4vw,46px);line-height:1.05}
.lst-h span{color:var(--mute);font-size:13px}
.brand-hero{position:relative;height:clamp(200px,32vw,340px);border-radius:0 0 18px 18px;overflow:hidden;background:#1d1b18;margin:0 -16px}
.brand-hero img{width:100%;height:100%;object-fit:cover;opacity:.62}
.brand-hero div{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;text-align:center;padding:16px}
.brand-hero h1{font-size:clamp(40px,7vw,78px);letter-spacing:.14em;text-transform:uppercase;line-height:1}
.brand-hero p{font-size:13px;letter-spacing:.1em;margin-top:8px;opacity:.9}
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px 0 12px;scrollbar-width:none}.chips::-webkit-scrollbar{display:none}
.tools{position:sticky;top:var(--hdh);z-index:20;background:var(--bg);display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:14px}
.tools button,.tools select{font-size:12px;letter-spacing:.08em;text-transform:uppercase;display:inline-flex;align-items:center;gap:6px;min-height:36px}
.tools select{border:0;background:transparent;font-family:inherit;color:var(--ink);cursor:pointer;max-width:58vw}
.tools svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6}
.active-f{display:flex;flex-wrap:wrap;gap:6px;margin:-4px 0 12px}
.active-f button{font-size:11.5px;background:var(--soft);border-radius:14px;padding:5px 10px}
.lst-grid{display:grid;grid-template-columns:1fr}
@media(min-width:1080px){.lst-grid{grid-template-columns:250px 1fr;gap:32px}.tools .tf{display:none}}
.side{display:none}
@media(min-width:1080px){.side{display:block;position:sticky;top:calc(var(--hdh) + 70px);align-self:start;max-height:calc(100vh - var(--hdh) - 90px);overflow:auto;padding-right:6px}}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 10px}
@media(min-width:700px){.grid{grid-template-columns:repeat(3,1fr);gap:24px 16px}}
@media(min-width:1280px){.grid{grid-template-columns:repeat(4,1fr)}}
.card{position:relative;display:block}
.card .ph{position:relative;aspect-ratio:1;background:var(--photo);border-radius:12px;overflow:hidden}
.card .ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .4s,transform .6s}
.card .ph img.b{opacity:0}
@media(hover:hover){.card:hover .ph img.b{opacity:1}.card:hover .ph img{transform:scale(1.03)}}
.card .tg{position:absolute;top:8px;left:8px;z-index:2;font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;background:var(--paper);padding:3px 7px;border-radius:4px}
.card .add{position:absolute;right:8px;bottom:8px;z-index:2;width:38px;height:38px;border-radius:50%;background:var(--paper);box-shadow:0 2px 10px rgba(0,0,0,.15);display:flex;align-items:center;justify-content:center;font-size:20px;line-height:1}
.card .add:hover{background:var(--ink);color:#fff}
.card .tx{padding:10px 2px 0}
.card b{display:block;font-size:13.5px;font-weight:600;letter-spacing:.01em}
.card small{display:block;font-size:12px;color:var(--mute)}
.dots{display:flex;align-items:center;gap:4px;margin-top:6px;font-size:11px;color:var(--mute)}
.dots i{width:11px;height:11px;border-radius:50%;border:1px solid rgba(0,0,0,.12);display:inline-block}
.more{display:flex;flex-direction:column;align-items:center;gap:10px;padding:30px 0 10px;color:var(--mute);font-size:12.5px}
.prog{width:180px;height:2px;background:var(--line)}.prog div{height:2px;background:var(--ink)}
.empty{text-align:center;padding:60px 16px;color:var(--mute)}
.empty h3{font:500 26px Jost,sans-serif;color:var(--ink);margin-bottom:6px}

/* Filtros */
.fg{border-bottom:1px solid var(--line);padding:14px 0}
.fg h4{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:10px;display:flex;justify-content:space-between}
.fg h4 span{color:var(--mute);letter-spacing:0;text-transform:none;font-weight:400}
.fg label{display:flex;align-items:center;gap:10px;padding:6px 0;font-size:13.5px;cursor:pointer}
.fg label i{font-style:normal;color:var(--mute);font-size:12px;margin-left:auto}
.fg input[type=checkbox]{width:18px;height:18px;accent-color:var(--ink)}
.fg .bs{width:100%;border:1px solid var(--line);border-radius:18px;padding:8px 12px;font:inherit;font-size:13px;margin-bottom:8px;background:var(--paper)}
.fg .scrollbox{max-height:260px;overflow:auto;padding-right:14px}
.sw{width:16px;height:16px;border-radius:50%;border:1px solid rgba(0,0,0,.15);flex:none}
.fg .note{font-size:12px;color:var(--mute)}

/* Ficha */
.pd{display:grid;grid-template-columns:1fr;gap:0;padding-bottom:30px}
@media(min-width:960px){.pd{grid-template-columns:1.25fr 1fr;gap:48px;padding-top:24px}}
.pd>*,.lst-grid>*{min-width:0}
.gal{position:relative;margin:0 -16px}
@media(min-width:960px){.gal{margin:0;position:sticky;top:calc(var(--hdh) + 16px);align-self:start}}
.gal .main{position:relative;aspect-ratio:1;background:var(--photo);overflow:hidden;cursor:zoom-in}
@media(min-width:960px){.gal .main{border-radius:16px}}
.gal .main img{width:100%;height:100%;object-fit:cover;transition:opacity .25s}
.gal .zm{position:absolute;left:12px;bottom:12px;background:var(--paper);border-radius:14px;padding:5px 11px;font-size:11.5px}
.gal .nav-b{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.9);display:flex;align-items:center;justify-content:center;font-size:20px}
.gal .nav-b.l{left:10px}.gal .nav-b.r{right:10px}
.pinfo{padding:18px 0 0}
.pinfo .brand{font-size:clamp(34px,4vw,48px);line-height:1}
.pinfo .brand a:hover{text-decoration:underline;text-underline-offset:4px}
.pinfo .ref{color:var(--mute);font-size:13.5px;margin-top:6px}
.pinfo .modelo{font-size:17px;margin-top:8px;letter-spacing:.02em}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0}
.tags span{font-size:11.5px;border:1px solid var(--line);border-radius:14px;padding:4px 10px;background:var(--paper)}
.clabel{font-size:13px;color:var(--mute);margin:16px 0 8px}.clabel b{color:var(--ink);font-weight:500}
.thumbs{display:flex;gap:8px;flex-wrap:wrap}
.thumbs button{width:64px;height:64px;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:var(--photo);padding:0}
.thumbs button img{width:100%;height:100%;object-fit:cover}
.thumbs button.on{outline:2px solid var(--ink);outline-offset:2px}
.qtyrow{display:flex;align-items:center;gap:12px;margin:20px 0 12px}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:24px;background:var(--paper)}
.qty button{width:40px;height:44px;font-size:18px}.qty span{min-width:26px;text-align:center;font-weight:500}
.cta{display:flex;gap:8px}
.cta .btn{flex:1}
.cta .btn.ghost{flex:0 0 auto;padding:14px 16px}
.assure{display:grid;gap:8px;margin:18px 0;font-size:13px}
.assure div{display:flex;gap:10px;align-items:flex-start}.assure div:before{content:"✓";color:var(--gold);font-weight:600}
.specs{border-top:1px solid var(--line);margin-top:10px}
.specs details{border-bottom:1px solid var(--line)}
.specs summary{list-style:none;display:flex;justify-content:space-between;padding:15px 0;font-size:12px;letter-spacing:.12em;text-transform:uppercase;cursor:pointer}
.specs summary:after{content:"+";font-size:18px;line-height:1}.specs details[open] summary:after{content:"−"}
.specs summary::-webkit-details-marker{display:none}
.spec-g{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding-bottom:16px}
.spec-g div{background:var(--soft);border-radius:10px;padding:10px 12px;font-size:13px}
.spec-g div span{display:block;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);margin-bottom:2px}
.spec-g .pend{color:var(--mute);font-style:italic}
.specs p{font-size:13.5px;color:var(--mute);padding-bottom:16px}
.combo{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px}
.combo a{flex:none;width:118px;font-size:12px}
.combo .ph{aspect-ratio:1;border-radius:10px;overflow:hidden;background:var(--photo);margin-bottom:6px}
.combo img{width:100%;height:100%;object-fit:cover}
.stickybar{position:fixed;left:0;right:0;bottom:0;z-index:45;background:var(--paper);border-top:1px solid var(--line);padding:10px 14px calc(10px + env(safe-area-inset-bottom));display:flex;gap:8px;transform:translateY(110%);transition:transform .3s}
.stickybar.show{transform:none}
.stickybar .btn{flex:1}.stickybar .btn.ghost{flex:0 0 auto}
@media(min-width:960px){.stickybar{display:none}}

/* Paneles */
.ov{position:fixed;inset:0;z-index:100;background:rgba(20,20,20,.42);animation:fade .2s}
@keyframes fade{from{opacity:0}}
.drawer{position:absolute;top:0;bottom:0;width:min(420px,92vw);background:var(--bg);display:flex;flex-direction:column;box-shadow:var(--shadow);animation:inL .28s cubic-bezier(.2,.8,.2,1)}
.drawer.left{left:0}.drawer.right{right:0;animation-name:inR}
@keyframes inL{from{transform:translateX(-100%)}}@keyframes inR{from{transform:translateX(100%)}}
.dr-hd{display:flex;align-items:center;justify-content:space-between;padding:10px 12px 10px 18px;border-bottom:1px solid var(--line);min-height:var(--hdh)}
.dr-hd h3{font-size:26px}
.logo.sm{font-size:19px}
.dr-body{flex:1;overflow:auto;padding:4px 18px 18px}
.dr-ft{border-top:1px solid var(--line);padding:12px 18px calc(12px + env(safe-area-inset-bottom));display:flex;gap:8px;flex-wrap:wrap}
.dr-ft .btn{flex:1}
.m-lbl{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);padding:18px 0 6px}
.m-link{display:flex;justify-content:space-between;align-items:center;padding:13px 0;border-bottom:1px solid var(--line);font-size:15px}
.m-link span{color:var(--mute);font-size:12px}
.m-az{columns:2;column-gap:16px;font-size:14px;line-height:2.1}
.m-az a{display:block}.m-az a:hover{text-decoration:underline}
.top{font-size:9px;background:var(--soft);color:var(--gold);border-radius:8px;padding:1px 6px;margin-left:5px;letter-spacing:.06em;vertical-align:2px}
.bi{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.bi .ph{width:92px;height:92px;border-radius:10px;overflow:hidden;background:var(--photo);flex:none}
.bi .ph img{width:100%;height:100%;object-fit:cover}
.bi .tx{flex:1;font-size:13px}.bi b{display:block;font-size:14.5px}.bi .mute{display:block}
.bi .row{display:flex;align-items:center;justify-content:space-between;margin-top:8px}
.bi .qty button{width:34px;height:34px}
.bag-note{font-size:12.5px;color:var(--mute);padding:12px 0}
.bag-msg{background:#e8f5ec;border-radius:12px;padding:12px;font:12px/1.5 ui-monospace,Consolas,monospace;white-space:pre-wrap;margin-top:6px;color:#1d3a27}
.bag-tot{width:100%;display:flex;justify-content:space-between;font-size:13.5px;margin-bottom:4px}
.bag-empty{text-align:center;padding:50px 10px;color:var(--mute)}
.bag-empty h4{font:500 26px Jost,sans-serif;color:var(--ink);margin-bottom:6px}
.bag-empty .btn{margin-top:16px}

/* Buscador */
.search-panel{position:absolute;left:0;right:0;top:0;max-height:100%;background:var(--bg);display:flex;flex-direction:column;box-shadow:var(--shadow);animation:inT .25s ease-out}
@keyframes inT{from{transform:translateY(-30px);opacity:0}}
.sp-top{display:flex;align-items:center;gap:10px;max-width:1100px;width:100%;margin:0 auto;padding:14px 16px;border-bottom:1px solid var(--line)}
.sp-top input{flex:1;border:0;background:transparent;font:400 19px Jost;color:var(--ink);outline:none;min-width:0}
.sp-sug{max-width:1100px;width:100%;margin:0 auto;padding:12px 16px 0;display:flex;gap:8px;flex-wrap:wrap}
.sp-res{max-width:1100px;width:100%;margin:0 auto;padding:12px 16px 24px;overflow:auto}
.sp-res .grid{grid-template-columns:repeat(2,1fr)}
@media(min-width:700px){.sp-res .grid{grid-template-columns:repeat(4,1fr)}}
.sp-count{font-size:12px;color:var(--mute);margin-bottom:10px;display:flex;justify-content:space-between}

/* Zoom */
.zoom{position:fixed;inset:0;z-index:120;background:#fff;display:flex;align-items:center;justify-content:center;overflow:auto}
.zoom img{max-width:none;width:min(1600px,180vw);cursor:zoom-out}
.zoom .icb{position:fixed;top:12px;right:12px;background:var(--paper);box-shadow:var(--shadow);z-index:2}

/* Flotante y aviso */
.wa-float{position:fixed;right:14px;bottom:calc(16px + env(safe-area-inset-bottom));z-index:40;display:flex;align-items:center;gap:8px;background:var(--wa);color:#fff;border-radius:28px;padding:12px 16px;font-size:13px;font-weight:600;box-shadow:0 6px 20px rgba(0,0,0,.2);min-height:48px}
.wa-float svg{stroke:#fff}
body.pdp .wa-float{display:none}
@media(min-width:960px){body.pdp .wa-float{display:flex}}
.toast{position:fixed;left:50%;bottom:90px;transform:translate(-50%,20px);background:var(--ink);color:#fff;border-radius:24px;padding:11px 18px;font-size:13px;opacity:0;pointer-events:none;transition:.3s;z-index:130;white-space:nowrap}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* Cómo comprar */
.page{max-width:760px;margin:0 auto;padding:30px 0 40px}
.page h1{font-size:clamp(34px,5vw,50px);margin-bottom:12px}
.page p{color:var(--mute);margin-bottom:12px}

/* Pie */
.ft{border-top:1px solid var(--line);margin-top:50px;background:var(--paper)}
.ft-in{max-width:1320px;margin:0 auto;padding:34px 16px 90px;display:grid;grid-template-columns:1fr;gap:24px;font-size:13.5px}
@media(min-width:800px){.ft-in{grid-template-columns:2fr 1fr 1fr}}
.ft h4{font-size:11px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:10px;color:var(--mute)}
.ft a,.ft .lnk{display:block;padding:4px 0;text-decoration:none;font-size:13.5px;text-align:left}
.ft .logo{font-size:22px;margin-bottom:8px}.ft p{margin-bottom:6px}

/* Aparición suave */
.js .rv{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.js .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.js .rv{opacity:1;transform:none}html{scroll-behavior:auto}}

/* ===== Estilo C · Pasarela minimal (2026-10-20) ===== */
:root{--bg:#faf9f6;--photo:#f2f0ec;--gold:#8a7350}
body{font-weight:400;letter-spacing:.01em}

h1,h2,.h-serif,.serif{font-weight:300!important;text-transform:uppercase;letter-spacing:.28em}
.sec-h h2{font-size:clamp(15px,1.6vw,19px)!important;letter-spacing:.32em}
.sec-h{justify-content:center;flex-direction:column;align-items:center;text-align:center;gap:6px;margin-bottom:22px}
.sec-h>div{text-align:center}
.kick{letter-spacing:.34em;font-size:10.5px;color:var(--mute)}
.btn{border-radius:0;letter-spacing:.22em;font-weight:500;font-size:11px}
.chip{border-radius:0;letter-spacing:.12em;text-transform:uppercase;font-size:10.5px}
.topbar{letter-spacing:.18em;text-transform:uppercase;font-size:10px;padding:8px 16px}
.nav{font-size:11px!important;letter-spacing:.22em!important;font-weight:400}
.hero{background:#0a0a0a;height:min(88vh,760px)}
.hero:after{background:linear-gradient(180deg,rgba(0,0,0,.25) 0%,rgba(0,0,0,.1) 40%,rgba(0,0,0,.75) 100%)}
.hero-tx{text-align:center;padding:0 20px 44px}
.hero-tx small{letter-spacing:.38em;font-size:10.5px}
.hero-tx h1{font-size:clamp(26px,4.6vw,52px)!important;letter-spacing:.32em;line-height:1.25;margin:12px 0 10px;text-shadow:none}
.hero-tx p{margin:0 auto 22px;font-weight:300;letter-spacing:.04em}
.hero-tx .btn{min-width:150px}
.lst-h h1{font-size:clamp(18px,2.4vw,26px)!important;letter-spacing:.3em}
.brand-hero h1{font-size:clamp(28px,5vw,56px)!important;letter-spacing:.34em}
.pinfo .brand{font-size:clamp(20px,2.4vw,28px)!important;letter-spacing:.3em;text-transform:uppercase;font-weight:300}
.card b{font-weight:500;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase}
.card small{font-size:11.5px}
.uso b{font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;font-weight:400}
.para span{font-size:clamp(16px,2vw,22px)!important;letter-spacing:.4em;text-transform:uppercase;font-weight:300;left:0;right:0;text-align:center;bottom:22px}
.para small{display:none}
.brands a{font-size:12.5px!important;letter-spacing:.26em;font-weight:400;border-radius:0}
.how div{border-radius:0;text-align:center}.how div:before{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.how h3{font-size:13px!important;letter-spacing:.24em;text-transform:uppercase;font-weight:400;margin-bottom:8px}
.dr-hd h3{font-size:14px!important;letter-spacing:.3em}
.uso .ph,.card .ph,.para a,.gal .main,.thumbs button,.combo .ph,.bi .ph{border-radius:0!important}
.empty h3,.bag-empty h4{font-size:15px!important;letter-spacing:.24em;text-transform:uppercase;font-weight:300}
.page h1{font-size:clamp(20px,3vw,30px)!important}
/* Logo ISIIS LUXURY (2026-10-28): «Isiis» en caligrafía Corinthia 700 + «LUXURY» en Jost 300 espaciada debajo, en negro */
.logo{font-family:'Corinthia',cursive;font-weight:700;letter-spacing:0;padding-left:0;display:inline-flex;flex-direction:column;align-items:center;line-height:.8;white-space:nowrap;color:var(--ink)}
:root{--hdh:68px}
.hd-in>.logo{display:flex}
.logo .lg1{font-size:44px}.logo .lg2{font:300 10px Jost,sans-serif;letter-spacing:.62em;padding-left:.62em;text-transform:uppercase;margin-top:2px}
.logo.sm .lg1{font-size:38px}.logo.sm .lg2{font-size:9px}
.ft .logo{align-items:flex-start;margin-bottom:12px}
@media(max-width:1079px){.hd-in>.logo .lg1{font-size:40px}.hd-in>.logo .lg2{font-size:9px}}

/* ===== Portada con video + detalles Cartier / Ray-Ban (2026-10-20) ===== */
.hero{height:calc(100svh - var(--hdh) - 30px);min-height:520px;max-height:none;background:#050505}
.hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.07);animation:heroZoom 9s cubic-bezier(.2,.6,.2,1) forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero:after{background:linear-gradient(180deg,rgba(0,0,0,.2) 0%,rgba(0,0,0,0) 35%,rgba(0,0,0,.72) 100%)}
.hero-tx>*{opacity:0;transform:translateY(16px);animation:cascada 1.2s ease-out forwards}
.hero-tx small{animation-delay:.4s}.hero-tx h1{animation-delay:.75s}.hero-tx p{animation-delay:1.05s}.hero-btns{animation-delay:1.35s}
@keyframes cascada{to{opacity:1;transform:none}}
.hero-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.hero-tx .btn.ghost{margin-left:0}
.hero-ctr{position:absolute;left:16px;bottom:16px;z-index:2;display:flex;gap:8px}
.hero-ctr button{width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.75);display:flex;align-items:center;justify-content:center;color:#fff;transition:background .3s}
.hero-ctr button:hover{background:rgba(255,255,255,.15)}
.hero-ctr svg{width:16px;height:16px;fill:none;stroke:#fff;stroke-width:1.6;stroke-linejoin:round}
/* Botón de borde fino que se rellena (Cartier) */
.btn{transition:background-color .45s ease,color .45s ease,border-color .45s ease}
.btn.ghost:hover{background:var(--ink);color:var(--paper);opacity:1}
.btn.ghost.light,.hero-tx .btn.ghost{color:#fff;border-color:#fff;background:transparent}
.btn.ghost.light:hover,.hero-tx .btn.ghost:hover{background:#fff;color:#111}
.hero-tx .btn:not(.ghost):hover{background:transparent;color:#fff;box-shadow:inset 0 0 0 1px #fff;opacity:1}
/* Subrayado que crece (Cartier) */
.nav a,.sec-h a,.ft a,.ft .lnk,.crumb a,.m-az a{text-decoration:none;background:linear-gradient(currentColor,currentColor) left bottom/0 1px no-repeat;transition:background-size .4s ease;border-bottom:0!important}
.nav a:hover,.nav a.on,.sec-h a:hover,.ft a:hover,.ft .lnk:hover,.crumb a:hover,.m-az a:hover{background-size:100% 1px}
.sec-h a{text-decoration:none!important}
/* Acercamiento lento de fotos (Cartier 0,9 s) */
.card .ph img,.uso .ph img,.para img,.combo img,.edit img{transition:transform .9s ease-in-out,opacity .5s}
@media(hover:hover){.card:hover .ph img{transform:scale(1.06)}.uso:hover img,.para a:hover img{transform:scale(1.06)}}
/* Ella / Él tipo Ray-Ban */
.para{gap:4px}
.para a{height:clamp(420px,62vh,720px)!important;background:#111}
.para img{filter:grayscale(1)}
.para a:after{background:linear-gradient(180deg,rgba(0,0,0,0) 45%,rgba(0,0,0,.55))}
.para span{bottom:36px!important;font-size:clamp(18px,2.2vw,26px)!important}
@media(max-width:699px){.para{grid-template-columns:1fr}.para a{height:70vh!important}}
/* Bloque editorial a todo lo ancho (Cartier) */
.edit{position:relative;height:clamp(460px,78vh,780px);overflow:hidden;background:#0d0d0d;color:#fff;margin:44px 0 0}
.edit img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.78}
.edit:hover img{transform:scale(1.03)}
.edit>div{position:relative;z-index:1;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;text-align:center;padding:0 20px 56px;background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(0,0,0,.7))}
.edit .kick{color:#d9d4ca}
.edit h2{font-size:clamp(22px,3.4vw,40px)!important;letter-spacing:.36em;margin:8px 0 12px}
.edit p{max-width:460px;font-weight:300;margin-bottom:22px;opacity:.9}
/* Aparición más lenta y suave */
.js .rv{transition:opacity 1.1s ease-out,transform 1.1s ease-out;transform:translateY(22px)}
@media (prefers-reduced-motion:reduce){.hero video{transform:none}.hero-tx>*{opacity:1;transform:none}}

/* Música */
.music-btn{position:fixed;left:14px;bottom:calc(16px + env(safe-area-inset-bottom));z-index:40;display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border-radius:22px;background:rgba(18,18,18,.82);color:#fff;backdrop-filter:blur(8px);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase}
.music-btn .bars{display:flex;align-items:flex-end;gap:2px;height:14px}
.music-btn .bars i{width:2px;height:3px;background:#fff;display:block;transition:height .3s}
.music-btn.on .bars i{animation:eq 1.1s ease-in-out infinite}
.music-btn.on .bars i:nth-child(2){animation-delay:.2s}.music-btn.on .bars i:nth-child(3){animation-delay:.4s}.music-btn.on .bars i:nth-child(4){animation-delay:.1s}
@keyframes eq{0%,100%{height:3px}50%{height:14px}}
@media(max-width:599px){.music-btn .mlbl{display:none}.music-btn{padding:0 15px}}
body.pdp .music-btn{display:none}@media(min-width:960px){body.pdp .music-btn{display:flex}}
.hero-ctr{left:auto;right:16px;bottom:auto;top:16px}

/* Asesor IA */
.ia-float{position:fixed;right:14px;bottom:calc(74px + env(safe-area-inset-bottom));z-index:40;display:flex;align-items:center;gap:8px;height:44px;padding:0 16px;border-radius:22px;background:var(--ink);color:#fff;font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;box-shadow:0 6px 20px rgba(0,0,0,.2)}
.ia-float svg{width:17px;height:17px;fill:none;stroke:#e6d3a8;stroke-width:1.5;stroke-linejoin:round}
body.pdp .ia-float{display:none}@media(min-width:960px){body.pdp .ia-float{display:flex}}
.drawer.ia{width:min(520px,100vw)}
.ia-log{display:flex;flex-direction:column;gap:12px;padding-top:16px;background:var(--bg)}
.ia-msg{max-width:92%;font-size:14px}.ia-msg p{margin:0}
.ia-msg.bot{align-self:flex-start;background:var(--paper);border:1px solid var(--line);padding:12px 14px}
.ia-msg.me{align-self:flex-end;background:var(--ink);color:#fff;padding:10px 14px}
.ia-thumb{width:140px;max-height:140px;object-fit:cover;margin-bottom:6px}
.ia-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.ia-res{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}
.ia-card{position:relative;display:block;font-size:11px}.ia-card img{width:100%;aspect-ratio:1;object-fit:cover;background:var(--photo)}
.ia-card b{display:block;font-weight:500;letter-spacing:.12em;text-transform:uppercase;font-size:10px;margin-top:5px}.ia-card small{color:var(--mute);font-size:10.5px;display:block}
.ia-card .add{position:absolute;right:4px;top:4px;width:30px;height:30px;border-radius:50%;background:var(--paper);box-shadow:0 2px 8px rgba(0,0,0,.15);font-size:17px}
.ia-all{display:inline-block;margin-top:10px;font-size:12.5px}
.ia-wa{display:inline-block;margin-top:10px;font-size:12px;color:var(--wa);font-weight:500}
.typing{display:flex;align-items:center;gap:10px}
.dots3{display:inline-flex;gap:4px}.dots3 i{width:6px;height:6px;border-radius:50%;background:var(--ink);opacity:.3;animation:dot 1s infinite}.dots3 i:nth-child(2){animation-delay:.15s}.dots3 i:nth-child(3){animation-delay:.3s}
@keyframes dot{50%{opacity:1;transform:translateY(-2px)}}
.ia-form{display:flex;align-items:center;gap:8px;border-top:1px solid var(--line);padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:var(--paper);flex-wrap:wrap}
.ia-form input[type=text]{flex:1;min-width:0;border:1px solid var(--line);padding:12px 14px;font:inherit;font-size:16px;background:var(--bg)}
.ia-cam,.ia-send{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);cursor:pointer;background:var(--paper)}
.ia-send{background:var(--ink);border-color:var(--ink)}.ia-send svg{stroke:#fff}
.ia-cam svg,.ia-send svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6}
.ia-prev{flex-basis:100%;display:flex;align-items:center;gap:8px}.ia-prev img{width:56px;height:56px;object-fit:cover}.ia-prev button{font-size:12px;text-decoration:underline}
.ia-cta{text-align:center;max-width:640px;margin:20px auto 0;padding:44px 20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.ia-cta h2{font-size:clamp(16px,2vw,22px)!important;margin:8px 0 12px}.ia-cta p{color:var(--mute);margin-bottom:20px;font-weight:300}
.ia-send{color:#fff}.ia-send svg{stroke:#fff!important}

/* Legales y aviso de cookies */
.legal-demo{background:var(--soft);border-left:2px solid var(--gold);padding:10px 14px;font-size:13px;color:var(--ink)!important}
.legal-h{font-size:12px!important;letter-spacing:.24em;margin:26px 0 8px;font-weight:500!important}
.cookie{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:140;max-width:560px;margin:0 auto;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);padding:16px;display:flex;flex-direction:column;gap:12px;font-size:13px}
.cookie a{text-decoration:underline}.cookie div{display:flex;gap:8px}.cookie .btn{flex:1;min-height:44px;padding:10px}

/* Descripción del producto (la escribe el primo en el panel) */
.pdesc{margin:14px 0 4px;font-size:14px;line-height:1.65;color:var(--mute);white-space:pre-line}
/* Encuadre elegido en el panel (app.js › enc): dónde mirar y cuánto acercar; uno para celular (<700 px) y otro para computador */
.enc{object-position:var(--px,50%) var(--py,50%);scale:var(--pz,1);transform-origin:var(--px,50%) var(--py,50%)}
@media(max-width:699px){.enc{object-position:var(--cx,50%) var(--cy,50%);scale:var(--cz,1);transform-origin:var(--cx,50%) var(--cy,50%)}}