/* ==========================================================
   NEXO MOBI · Sistema de diseño
   Basado en el portafolio Four Seasons original
   ========================================================== */

:root{
  --gold:#B8975A; --gold-light:#D4B67E; --gold-dark:#8B6E3A;
  --cream:#F8F4EE; --ivory:#FDFAF5; --charcoal:#1C1C1C;
  --warm-gray:#6B6560; --light-border:rgba(184,151,90,0.25);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Montserrat',sans-serif;font-weight:300;background:var(--ivory);color:var(--charcoal);line-height:1.6}
.serif{font-family:'Cormorant Garamond',serif}
em{font-style:italic}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(253,250,245,0.96);backdrop-filter:blur(8px);border-bottom:0.5px solid var(--light-border)}
.nav-in{max-width:1400px;margin:0 auto;padding:10px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand-link{display:flex;align-items:center;height:54px;gap:10px}
.brand-link img.brand-logo{height:52px;width:auto;filter:invert(1) brightness(.15);transition:opacity .3s}
.brand-link:hover img.brand-logo{opacity:.75}
.brand-text{font-family:'Cormorant Garamond',serif;font-size:20px;letter-spacing:5px;color:var(--charcoal)}
.brand-text sup{font-size:9px;color:var(--gold)}
.nav-links{display:flex;gap:22px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.nav-links a{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--warm-gray);transition:color .3s;position:relative;padding:6px 0}
.nav-links a:hover{color:var(--gold)}
.nav-links a.active{color:var(--gold)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--gold)}
.nav-ig{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border:0.5px solid var(--gold);color:var(--gold);font-size:10px;letter-spacing:2px;border-radius:999px}
.nav-ig:hover{background:var(--gold);color:var(--ivory)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;color:var(--charcoal);padding:6px}
.nav-toggle svg{width:24px;height:24px}

/* Menú móvil */
@media(max-width:900px){
  .nav-in{padding:12px 18px}
  .nav-toggle{display:block}
  .nav-links{position:fixed;top:72px;left:0;right:0;background:var(--ivory);flex-direction:column;align-items:stretch;gap:0;padding:14px 0;border-bottom:0.5px solid var(--light-border);max-height:0;overflow:hidden;transition:max-height .35s ease}
  .nav-links.open{max-height:80vh;overflow-y:auto}
  .nav-links a{padding:14px 24px;border-bottom:0.5px solid var(--light-border);text-align:left}
  .nav-links a:last-child{border-bottom:none}
  .nav-ig{margin:14px 24px;justify-content:center}
}

/* HERO */
.hero{min-height:100vh;background:var(--charcoal);color:var(--ivory);display:flex;align-items:center;justify-content:center;text-align:center;position:relative;padding:120px 24px 80px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  repeating-linear-gradient(90deg,rgba(184,151,90,.05) 0,transparent 1px,transparent 60px,rgba(184,151,90,.05) 60px),
  repeating-linear-gradient(0deg,rgba(184,151,90,.05) 0,transparent 1px,transparent 60px,rgba(184,151,90,.05) 60px);pointer-events:none}
.hero-in{position:relative;z-index:1;max-width:900px}
.hero img.hero-logo{max-width:380px;width:65%;margin:0 auto 28px;mix-blend-mode:screen;height:auto}
.eyebrow{font-size:10px;letter-spacing:4px;text-transform:uppercase;color:var(--gold);margin-bottom:24px}
.hero h1{font-family:'Cormorant Garamond',serif;font-weight:300;font-size:clamp(44px,7vw,92px);line-height:1.05;letter-spacing:-1px;margin-bottom:24px}
.hero h1 em{color:var(--gold-light)}
.hero-sub{font-size:13px;letter-spacing:3px;text-transform:uppercase;color:rgba(253,250,245,.6);margin-bottom:36px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:32px}
.btn-gold{background:var(--gold);color:var(--charcoal);padding:14px 28px;font-size:11px;letter-spacing:3px;text-transform:uppercase;border:none;cursor:pointer;transition:background .3s;display:inline-block}
.btn-gold:hover{background:var(--gold-light)}
.btn-outline{background:transparent;color:var(--ivory);border:0.5px solid rgba(253,250,245,.4);padding:14px 28px;font-size:11px;letter-spacing:3px;text-transform:uppercase;cursor:pointer;transition:border-color .3s;display:inline-block}
.btn-outline:hover{border-color:var(--gold)}
.hero-ornament{display:flex;align-items:center;justify-content:center;gap:12px;color:var(--gold);font-size:10px;letter-spacing:3px;margin-top:14px}
.ornament-line{width:50px;height:0.5px;background:var(--gold);opacity:.5}

/* PAGE HEADER (cabecera para páginas internas) */
.page-header{padding:140px 24px 56px;background:var(--charcoal);color:var(--ivory);text-align:center;position:relative;overflow:hidden}
.page-header::before{content:"";position:absolute;inset:0;background:
  repeating-linear-gradient(90deg,rgba(184,151,90,.05) 0,transparent 1px,transparent 60px,rgba(184,151,90,.05) 60px),
  repeating-linear-gradient(0deg,rgba(184,151,90,.05) 0,transparent 1px,transparent 60px,rgba(184,151,90,.05) 60px);pointer-events:none}
.page-header-in{position:relative;z-index:1;max-width:900px;margin:0 auto}
.page-header .eyebrow{color:var(--gold)}
.page-header h1{font-family:'Cormorant Garamond',serif;font-weight:300;font-size:clamp(40px,6vw,72px);line-height:1.1;letter-spacing:-0.5px;margin-bottom:18px}
.page-header h1 em{color:var(--gold-light)}
.page-header p{font-size:14px;color:rgba(253,250,245,.7);max-width:620px;margin:0 auto}
.crumb{font-size:10px;letter-spacing:3px;color:var(--gold);margin-bottom:18px;text-transform:uppercase}
.crumb a{color:var(--gold);opacity:.7}
.crumb a:hover{opacity:1}

/* SECTION BASICS */
.section{padding:96px 24px}
.section-in{max-width:1240px;margin:0 auto}
.section-label{font-size:10px;letter-spacing:4px;text-transform:uppercase;color:var(--gold);margin-bottom:16px}
.section-title{font-family:'Cormorant Garamond',serif;font-weight:300;font-size:clamp(36px,5vw,64px);line-height:1.1;margin-bottom:18px}
.section-title em{color:var(--gold-dark)}
.ornament{display:flex;align-items:center;justify-content:center;gap:10px;margin:8px 0}
.ornament .ln{flex:1;max-width:80px;height:0.5px;background:var(--gold);opacity:.5}
.ornament .di{width:6px;height:6px;background:var(--gold);transform:rotate(45deg)}

.cream{background:var(--cream)}
.ivory{background:var(--ivory)}
.dark{background:var(--charcoal);color:var(--ivory)}
.dark .section-label{color:var(--gold)}
.dark .section-title{color:var(--ivory)}

/* PHILOSOPHY */
.phil{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:start}
@media(max-width:880px){.phil{grid-template-columns:1fr}}
.pillars{margin-top:32px;display:flex;flex-direction:column;gap:20px}
.pillar{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:18px 0;border-top:0.5px solid var(--light-border)}
.pillar .num{font-family:'Cormorant Garamond',serif;font-size:34px;color:var(--gold);line-height:1}
.pillar h4{font-family:'Cormorant Garamond',serif;font-weight:400;font-size:20px;margin-bottom:4px}
.pillar p{font-size:13px;color:var(--warm-gray)}
.stat-block{background:var(--charcoal);color:var(--ivory);padding:48px 36px;display:flex;flex-direction:column;gap:28px}
.stat{border-bottom:0.5px solid rgba(184,151,90,.2);padding-bottom:18px}
.stat:last-child{border:none;padding:0}
.stat .n{font-family:'Cormorant Garamond',serif;font-size:54px;color:var(--gold-light);line-height:1}
.stat .l{font-size:10px;letter-spacing:3px;text-transform:uppercase;color:rgba(253,250,245,.5);margin-top:6px}

/* PROCESS */
.proc{display:grid;grid-template-columns:1.4fr 1fr;gap:50px;align-items:start}
@media(max-width:880px){.proc{grid-template-columns:1fr}}
.steps{display:flex;flex-direction:column;gap:24px}
.step{display:grid;grid-template-columns:auto 1fr;gap:20px;padding-bottom:24px;border-bottom:0.5px solid var(--light-border)}
.step:last-child{border:none}
.step .num{font-family:'Cormorant Garamond',serif;font-size:42px;color:var(--gold);line-height:1}
.step h4{font-family:'Cormorant Garamond',serif;font-weight:400;font-size:22px;margin-bottom:4px}
.step p{font-size:13px;color:var(--warm-gray)}
.highlight{background:var(--charcoal);color:var(--ivory);padding:42px 32px;border-left:2px solid var(--gold)}
.highlight .label{color:var(--gold);font-size:10px;letter-spacing:3px;margin-bottom:14px}
.highlight h3{font-family:'Cormorant Garamond',serif;font-weight:300;font-size:30px;line-height:1.2;margin-bottom:14px}
.highlight p{font-size:13px;color:rgba(253,250,245,.7)}

/* SERVICES */
.serv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--gold)}
@media(max-width:880px){.serv-grid{grid-template-columns:1fr}}
.serv-card{background:var(--ivory);padding:42px 30px;transition:background .35s,color .35s;cursor:default}
.serv-card svg{margin-bottom:18px}
.serv-card h4{font-family:'Cormorant Garamond',serif;font-weight:400;font-size:24px;margin-bottom:10px}
.serv-card p{font-size:13px;color:var(--warm-gray)}
.serv-card:hover{background:var(--charcoal);color:var(--ivory)}
.serv-card:hover p{color:rgba(253,250,245,.7)}
.serv-card:hover svg{stroke:var(--gold-light)}

/* PORTFOLIO HUB · cards de categorías */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:50px}
@media(max-width:880px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:540px){.cat-grid{grid-template-columns:1fr}}
.cat-card{display:block;background:var(--charcoal);color:var(--ivory);position:relative;aspect-ratio:4/5;overflow:hidden;cursor:pointer;text-decoration:none}
.cat-card .bg{position:absolute;inset:0;background:#222 center/cover no-repeat;opacity:.55;transition:opacity .4s,transform .6s ease}
.cat-card:hover .bg{opacity:.75;transform:scale(1.04)}
.cat-card .frame{position:absolute;inset:18px;border:0.5px solid rgba(212,182,126,.5);pointer-events:none}
.cat-card .meta{position:absolute;left:0;right:0;bottom:0;padding:32px 28px;z-index:2}
.cat-card .tag{font-size:9px;letter-spacing:3px;color:var(--gold-light);margin-bottom:10px;text-transform:uppercase}
.cat-card h3{font-family:'Cormorant Garamond',serif;font-weight:300;font-size:34px;line-height:1.05;margin-bottom:8px}
.cat-card .arr{font-size:11px;letter-spacing:2px;color:var(--gold);text-transform:uppercase;display:inline-flex;align-items:center;gap:6px;margin-top:6px}
.cat-card .arr::after{content:"→";transition:transform .3s}
.cat-card:hover .arr::after{transform:translateX(4px)}

/* AUTO-GALLERY (sub-páginas de Experiencia) */
.auto-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:50px}
@media(max-width:880px){.auto-gallery{grid-template-columns:repeat(2,1fr)}}
@media(max-width:540px){.auto-gallery{grid-template-columns:1fr}}
.ag-item{position:relative;overflow:hidden;background:#181818;cursor:pointer;aspect-ratio:4/3}
.ag-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease,opacity .4s ease;opacity:0}
.ag-item img.loaded{opacity:1}
.ag-item:hover img{transform:scale(1.05)}
.ag-item .frame{position:absolute;inset:8px;border:0.5px solid rgba(212,182,126,0);transition:border-color .3s;pointer-events:none}
.ag-item:hover .frame{border-color:rgba(212,182,126,.5)}
.empty-msg{padding:60px 24px;text-align:center;color:var(--warm-gray);font-size:13px;border:0.5px dashed var(--light-border);background:rgba(184,151,90,.03);margin-top:40px}
.empty-msg .b{font-family:'Cormorant Garamond',serif;font-size:22px;color:var(--gold-dark);display:block;margin-bottom:8px}
.empty-msg code{background:rgba(28,28,28,.06);padding:2px 8px;font-size:12px;color:var(--charcoal);letter-spacing:1px}
.loading-msg{padding:40px;text-align:center;color:var(--warm-gray);font-size:12px;letter-spacing:2px;text-transform:uppercase}

/* LIGHTBOX */
.lightbox{position:fixed;inset:0;background:rgba(28,28,28,.94);z-index:100;display:none;align-items:center;justify-content:center;padding:30px;cursor:zoom-out}
.lightbox.open{display:flex}
.lightbox img{max-width:100%;max-height:100%;object-fit:contain}
.lightbox .lb-nav{position:fixed;top:50%;transform:translateY(-50%);background:rgba(184,151,90,.15);border:0.5px solid var(--gold);color:var(--gold);width:48px;height:48px;font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s}
.lightbox .lb-nav:hover{background:var(--gold);color:var(--charcoal)}
.lightbox .lb-prev{left:30px}
.lightbox .lb-next{right:30px}
.lightbox .lb-close{position:fixed;top:24px;right:24px;background:none;border:none;color:var(--gold);font-size:32px;cursor:pointer;line-height:1}

/* EXP */
.exp{display:grid;grid-template-columns:1fr 1fr;gap:30px}
@media(max-width:880px){.exp{grid-template-columns:1fr}}
.exp-card{padding:48px 36px}
.exp-card.light{background:var(--cream)}
.exp-card.dark{background:var(--charcoal);color:var(--ivory)}
.exp-card .lbl{font-size:10px;letter-spacing:3px;color:var(--gold);margin-bottom:14px}
.exp-card h3{font-family:'Cormorant Garamond',serif;font-weight:300;font-size:34px;margin-bottom:12px}
.exp-card .desc{font-size:13px;color:var(--warm-gray);margin-bottom:22px}
.exp-card.dark .desc{color:rgba(253,250,245,.6)}
.exp-card .metrics{display:flex;gap:32px;padding-top:18px;border-top:0.5px solid var(--light-border)}
.exp-card .metric .n{font-family:'Cormorant Garamond',serif;font-size:40px;color:var(--gold)}
.exp-card .metric .l{font-size:9px;letter-spacing:2px;text-transform:uppercase;color:var(--warm-gray)}
.exp-card.dark .metric .l{color:rgba(253,250,245,.5)}

/* CLIENTS */
.clients{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
@media(max-width:880px){.clients{grid-template-columns:1fr}}
.client-card{background:rgba(253,250,245,.04);border:0.5px solid rgba(184,151,90,.2);padding:36px 28px}
.client-tag{font-size:9px;letter-spacing:3px;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
.client-name{font-family:'Cormorant Garamond',serif;font-size:32px;color:var(--ivory);margin-bottom:10px}
.client-detail{font-size:12px;color:rgba(253,250,245,.6);margin-bottom:18px}
.client-stat{padding-top:18px;border-top:0.5px solid rgba(184,151,90,.15);display:flex;justify-content:space-between;align-items:center}
.client-stat .n{font-family:'Cormorant Garamond',serif;font-size:22px;color:var(--gold-light)}
.client-stat .l{font-size:9px;letter-spacing:2px;color:rgba(253,250,245,.4)}

/* MATERIALS */
.mat-tabs{display:flex;gap:0;border-bottom:0.5px solid rgba(184,151,90,.25);margin:32px 0 36px;flex-wrap:wrap}
.mat-tab{padding:16px 28px;background:transparent;border:none;font-size:10px;letter-spacing:3px;color:rgba(253,250,245,.5);cursor:pointer;text-transform:uppercase;border-bottom:1px solid transparent;transition:all .3s;font-family:'Montserrat',sans-serif}
.mat-tab.active{color:var(--gold);border-bottom-color:var(--gold)}
.mat-panel{display:none;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:880px){.mat-panel{grid-template-columns:repeat(2,1fr)}}
.mat-panel.active{display:grid}
.mat-card{background:rgba(253,250,245,.03);border:0.5px solid rgba(184,151,90,.15);padding:24px 18px}
.mat-card .cat{font-size:9px;letter-spacing:2px;color:var(--gold);margin-bottom:8px}
.mat-card .nm{font-family:'Cormorant Garamond',serif;font-size:20px;color:var(--ivory);margin-bottom:6px}
.mat-card .dt{font-size:11px;color:rgba(253,250,245,.5)}
.mat-card .bd{display:inline-block;margin-top:12px;font-size:9px;color:var(--gold-light);padding:3px 8px;border:0.5px solid rgba(184,151,90,.3)}

/* CONTACT */
.contact{text-align:center}
.channels{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:42px 0}
@media(max-width:780px){.channels{grid-template-columns:1fr}}
.channel{background:rgba(253,250,245,.04);border:0.5px solid rgba(184,151,90,.2);padding:30px 22px;transition:border-color .3s;display:block}
.channel:hover{border-color:var(--gold)}
.channel .l{font-size:9px;letter-spacing:3px;color:var(--gold);margin-bottom:10px}
.channel .v{font-family:'Cormorant Garamond',serif;font-size:24px;color:var(--ivory)}
.form{max-width:640px;margin:0 auto;display:grid;gap:14px;text-align:left}
.form input,.form select,.form textarea{background:rgba(253,250,245,.05);border:0.5px solid rgba(184,151,90,.3);color:var(--ivory);padding:14px 16px;font-family:'Montserrat',sans-serif;font-size:13px;outline:none}
.form textarea{resize:vertical;min-height:120px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:540px){.form-row{grid-template-columns:1fr}}
.form button{background:var(--gold);color:var(--charcoal);border:none;padding:14px 28px;font-size:11px;letter-spacing:3px;text-transform:uppercase;cursor:pointer}
.form-success{display:none;background:rgba(184,151,90,.1);border:0.5px solid var(--gold);padding:14px;text-align:center;color:var(--gold-light);font-size:12px}

/* HERO PREVIEW EN INICIO */
.hero-mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}
@media(max-width:880px){.hero-mini-grid{grid-template-columns:repeat(2,1fr)}}
.hero-mini{padding:28px 22px;background:var(--cream);text-align:left;transition:background .3s,color .3s;display:block}
.hero-mini:hover{background:var(--charcoal);color:var(--ivory)}
.hero-mini .lbl{font-size:9px;letter-spacing:3px;color:var(--gold);margin-bottom:8px;text-transform:uppercase}
.hero-mini h4{font-family:'Cormorant Garamond',serif;font-weight:400;font-size:22px;margin-bottom:6px}
.hero-mini p{font-size:12px;color:var(--warm-gray)}
.hero-mini:hover p{color:rgba(253,250,245,.7)}

/* FOOTER */
.footer{background:#111;color:rgba(253,250,245,.6);padding:64px 24px 24px}
.footer-in{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
@media(max-width:780px){.footer-in{grid-template-columns:1fr}}
.footer-brand .brand-text{color:var(--ivory)}
.footer-brand img{height:46px;width:auto;mix-blend-mode:screen;margin-bottom:14px}
.footer-brand p{font-size:11px;color:rgba(253,250,245,.4);margin-top:14px;letter-spacing:1px;line-height:1.7}
.footer-nav{display:flex;flex-direction:column;gap:10px}
.footer-nav h5{font-family:'Cormorant Garamond',serif;font-size:14px;color:var(--gold);letter-spacing:3px;text-transform:uppercase;margin-bottom:6px;font-weight:400}
.footer-nav a{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:rgba(253,250,245,.6)}
.footer-nav a:hover{color:var(--gold)}
.footer-bottom{max-width:1240px;margin:48px auto 0;padding-top:24px;border-top:0.5px solid rgba(184,151,90,.15);display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:10px;letter-spacing:2px;color:rgba(253,250,245,.4)}
.footer-bottom a{color:var(--gold)}