/* SWITCH SpA · agenciaswitch.cl · Derivado del sistema de diseño OXII */
:root{
  --tinta:#191B1A;--negro:#151917;--gris:#6C706E;--gris-claro:#9A9D9B;
  --fondo:#F3F4F2;--superficie:#FAFBFA;--borde:#E4E6E3;
  --borde-oscuro:rgba(255,255,255,.10);--texto-oscuro-2:#9DA29F;--superficie-oscura:#1B201E;
  --cobre:#B0703C;--cobre-hover:#9A6134;
  --f-marca:'Rethink Sans',sans-serif;--f-texto:'Instrument Sans',system-ui,sans-serif;--f-destaque:'Instrument Serif',serif;
  --max:1180px;--margen:64px;--sec-y:120px;--ease:cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
html{scroll-behavior:smooth;background:var(--fondo)}
body{font-family:var(--f-texto);font-size:16px;line-height:1.7;color:var(--tinta);background:var(--fondo);overflow-x:hidden}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
::selection{background:rgba(176,112,60,.22)}
:focus-visible{outline:2px solid var(--cobre);outline-offset:3px;border-radius:2px}

h1,h2,h3,h4{font-weight:600;letter-spacing:-.02em;line-height:1.15}
h1{font-size:clamp(40px,6.2vw,76px);letter-spacing:-.035em;line-height:1.04;max-width:15ch;color:#fff;text-wrap:balance}
h2{font-size:clamp(28px,3.6vw,40px);max-width:20ch;text-wrap:balance}
h3{font-size:19px}
h4{font-size:16px;letter-spacing:-.01em}
.wordmark{font-family:var(--f-marca);font-weight:700;letter-spacing:.02em;line-height:1.05}
.serif{font-family:var(--f-destaque);font-style:italic;font-weight:400;letter-spacing:0;color:var(--cobre)}
.lead{max-width:62ch;color:var(--gris);font-size:17px;margin-top:20px;text-wrap:pretty}
.dark .lead{color:var(--texto-oscuro-2)}

/* Punto cobre */
.dot{position:relative;width:7px;height:7px;border-radius:50%;background:var(--cobre);flex:0 0 7px;display:inline-block;vertical-align:middle}
.dot::before,.dot::after{content:'';position:absolute;inset:0;border-radius:50%;background:var(--cobre);pointer-events:none;animation:latido 3.4s cubic-bezier(.15,.75,.3,1) infinite;animation-delay:var(--d,0s)}
.dot::after{animation-delay:calc(var(--d,0s) + 1.7s)}
@keyframes latido{0%{transform:scale(1);opacity:.42}55%{opacity:.10}100%{transform:scale(3.8);opacity:0}}

.eyebrow{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--gris);margin-bottom:28px}
.dark .eyebrow{color:var(--gris-claro)}

.btn{display:inline-flex;align-items:center;gap:9px;font-size:15px;font-weight:500;line-height:1;padding:15px 26px;border-radius:999px;border:1px solid transparent;transition:.28s var(--ease);white-space:nowrap;cursor:pointer}
.btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.btn--cobre{background:var(--cobre);color:#fff}
.btn--cobre:hover{background:var(--cobre-hover);transform:translateY(-2px)}
.btn--ghost{border-color:rgba(255,255,255,.28);color:#fff}
.btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn--line{border-color:var(--borde);color:var(--tinta);background:var(--superficie)}
.btn--line:hover{border-color:var(--tinta)}

.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--margen)}
.sec{padding:var(--sec-y) 0}
.dark{background:var(--negro);color:var(--fondo)}

/* Nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:80;padding:20px 24px;display:flex;justify-content:center;pointer-events:none}
.pill{display:flex;align-items:center;gap:40px;padding:12px 12px 12px 26px;border-radius:999px;background:rgba(21,25,23,.62);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--borde-oscuro);transition:background .4s var(--ease);max-width:100%;pointer-events:auto}
.pill.on{background:rgba(21,25,23,.88)}
.brand{display:flex;align-items:center;gap:9px;color:#fff;font-size:21px}
.links{display:flex;gap:28px;font-size:14px;color:rgba(255,255,255,.62)}
.links a{transition:color .2s var(--ease)}
.links a:hover{color:#fff}
.nav-cta{padding:11px 22px;font-size:14px}
.burger{display:none;flex-direction:column;justify-content:center;gap:6px;width:26px;height:26px;background:none;border:0;cursor:pointer;padding:0}
.burger span{width:100%;height:1.5px;background:#fff;border-radius:2px;display:block}
.burger span:last-child{width:70%}
.menu{position:fixed;inset:0;z-index:70;background:rgba(21,25,23,.97);backdrop-filter:blur(20px);display:flex;flex-direction:column;justify-content:center;gap:6px;padding:0 32px;transition:opacity .4s var(--ease);opacity:0;pointer-events:none}
.menu.open{opacity:1;pointer-events:auto}
.menu a{font-size:32px;font-weight:500;color:#fff;padding:10px 0;letter-spacing:-.02em}
.menu .btn{margin-top:32px;align-self:flex-start;font-size:15px;padding:15px 26px}

/* Hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;background:var(--negro);overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero-bg img,.hero-bg video{position:absolute;inset:0;width:100%;height:118%;object-fit:cover;object-position:right center;will-change:transform}
.hero-bg video{opacity:0;transition:opacity 1.1s ease}
.hero-bg video.on{opacity:1}
.hero-bg .g1{position:absolute;inset:0;background:linear-gradient(90deg,#151917 0%,rgba(21,25,23,.94) 34%,rgba(21,25,23,.42) 62%,rgba(21,25,23,.15) 100%)}
.hero-bg .g2{position:absolute;inset:0;z-index:2;background:linear-gradient(180deg,rgba(21,25,23,.55) 0%,transparent 22%,transparent 72%,#151917 100%)}
.hero-in{position:relative;z-index:3;width:100%;max-width:var(--max);margin:0 auto;padding:160px var(--margen) 96px}
.hero .eyebrow{color:rgba(243,244,242,.55)}
.hero p{max-width:52ch;color:rgba(243,244,242,.72);font-size:18px;margin-top:28px;text-wrap:pretty}
.hero-ctas{display:flex;gap:14px;margin-top:48px;flex-wrap:wrap}
.hero-foot{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:center;margin-top:72px;padding-top:26px;border-top:1px solid var(--borde-oscuro);font-size:13px;color:rgba(243,244,242,.5);letter-spacing:.02em}
.hero-foot span:first-child{display:flex;align-items:center;gap:10px}

/* Manifiesto */
.manifiesto{padding:calc(var(--sec-y)*1.25) 0 calc(var(--sec-y)*1.1)}
.manifiesto .wrap{max-width:900px}
.manifiesto p{font-size:clamp(22px,3.1vw,38px);line-height:1.34;font-weight:500;letter-spacing:-.025em;color:#fff;text-align:center;text-wrap:pretty}
.manifiesto .cierre{text-align:center;margin-top:48px;font-size:14px;color:var(--gris-claro);display:flex;align-items:center;justify-content:center;gap:10px}

/* Grilla de celdas */
.grid{display:grid;gap:1px;background:var(--borde);border:1px solid var(--borde);border-radius:4px;overflow:hidden;margin-top:48px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.cell{background:var(--superficie);padding:44px 36px;display:flex;flex-direction:column}
.cell .num{font-family:var(--f-destaque);font-style:italic;font-size:30px;color:var(--cobre);display:block;margin-bottom:18px;line-height:1}
.cell h3{margin-bottom:12px}
.cell .kicker{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--gris-claro);margin-bottom:14px;font-weight:600}
.cell p{font-size:15px;color:var(--gris);line-height:1.65;max-width:38ch;text-wrap:pretty}
.cell .proy{font-family:var(--f-marca);font-weight:700;font-size:26px;letter-spacing:.02em;line-height:1.05;margin-bottom:6px}
.cell .proy.lower{text-transform:lowercase}
.dark .grid{background:var(--borde-oscuro);border-color:var(--borde-oscuro)}
.dark .cell{background:var(--superficie-oscura)}
.dark .cell h3{color:#fff}
.dark .cell p{color:var(--texto-oscuro-2);max-width:48ch}
.nota{margin-top:28px;font-size:14px;color:var(--gris);max-width:62ch}

/* Tarjetas de servicio */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.card{background:var(--superficie);border:1px solid var(--borde);border-radius:6px;padding:40px 34px;display:flex;flex-direction:column;transition:.35s var(--ease)}
.card:hover{transform:translateY(-6px);border-color:#D2D5D1;box-shadow:0 18px 44px -22px rgba(25,27,26,.28)}
.card .dot{margin-bottom:26px}
.card .nombre{font-family:var(--f-marca);font-weight:700;font-size:28px;letter-spacing:.02em;line-height:1.05}
.card .comp{font-family:var(--f-marca);font-weight:400;font-size:13px;color:var(--gris);margin-top:8px;letter-spacing:.01em}
.card>p{font-size:15px;color:var(--gris);margin-top:28px;line-height:1.65;text-wrap:pretty}
.card ul{margin-top:24px;display:flex;flex-direction:column;gap:10px}
.card li{font-size:14px;color:var(--tinta);display:flex;gap:11px;align-items:flex-start;line-height:1.5}
.card li::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--cobre);margin-top:8px;flex:0 0 5px;opacity:.5}
.card .foot{margin-top:auto;padding-top:36px}
.card .foot .btn{width:100%;justify-content:center}

/* Split método */
.split{display:grid;grid-template-columns:1fr 1fr;align-items:stretch}
.split-img{position:relative;overflow:hidden;min-height:620px;background:var(--fondo)}
.split-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
.split-txt{padding:96px 64px;display:flex;flex-direction:column;justify-content:center}
.split-txt .lead{max-width:52ch}
.pasos{margin-top:48px;display:flex;flex-direction:column}
.pasos li{display:flex;gap:22px;padding:22px 0;border-top:1px solid var(--borde)}
.pasos li:last-child{border-bottom:1px solid var(--borde)}
.pasos .n{font-family:var(--f-destaque);font-style:italic;font-size:20px;color:var(--cobre);flex:0 0 32px;line-height:1.4}
.pasos h4{margin-bottom:5px}
.pasos p{font-size:14.5px;color:var(--gris);line-height:1.6;max-width:46ch;text-wrap:pretty}

/* Por qué */
.porque{overflow:hidden}
.porque-img{position:relative;height:460px;overflow:hidden;background:var(--negro)}
.porque-img img{position:relative;z-index:1;width:100%;height:118%;object-fit:cover;will-change:transform}
.porque-img .g{position:absolute;inset:0;z-index:2;background:linear-gradient(180deg,#151917 0%,transparent 26%,transparent 62%,#151917 100%)}
.porque .wrap{padding-top:calc(var(--sec-y)*.55);padding-bottom:var(--sec-y)}
.porque h2{color:#fff}

/* Contacto */
.contacto{padding:calc(var(--sec-y)*1.1) 0 var(--sec-y);text-align:center}
.contacto .eyebrow{justify-content:center}
.contacto h2{font-size:clamp(30px,4.4vw,50px);color:#fff;max-width:16ch;margin:0 auto;letter-spacing:-.03em;line-height:1.12}
.contacto .lead{max-width:56ch;margin:24px auto 0;color:rgba(243,244,242,.62)}
.canales{display:flex;gap:20px 56px;justify-content:center;margin-top:56px;flex-wrap:wrap}
.canales div{text-align:left}
.canales span{display:block;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--gris-claro);margin-bottom:8px}
.canales a{font-size:19px;font-weight:500;color:#fff;border-bottom:1px solid rgba(176,112,60,.55);padding-bottom:3px;transition:.25s var(--ease)}
.canales a:hover{color:var(--cobre);border-color:var(--cobre)}
.contacto .cta{margin-top:56px}

/* Footer: datos legales de la empresa */
.footer{background:var(--negro);color:var(--gris);padding:0 0 46px;font-size:13px}
.footer .wrap{padding-top:40px;border-top:1px solid rgba(255,255,255,.08);display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px 48px}
.footer .brand{font-size:19px;margin-bottom:14px}
.footer .legal{line-height:1.8}
.footer .legal strong{color:#fff;font-weight:600;display:block}
.footer h5{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--gris-claro);margin-bottom:12px;font-weight:600}
.footer address{font-style:normal;line-height:1.8}
.footer a{transition:color .25s var(--ease)}
.footer a:hover{color:var(--cobre)}
.footer .fin{grid-column:1/-1;margin-top:16px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:12px 24px;flex-wrap:wrap;color:var(--gris-claro)}

/* Reveal */
.rv{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.on{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  .dot::before,.dot::after{animation:none;opacity:0}
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}
@media (max-width:1000px){
  :root{--margen:32px}
  .grid-3,.grid-2,.cards{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .split-img{min-height:360px;order:-1}
  .split-txt{padding:48px 32px 96px}
  .footer .wrap{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  :root{--margen:24px;--sec-y:84px}
  .links,.nav-cta{display:none}
  .burger{display:flex}
  .pill{gap:24px;padding:12px 18px 12px 22px}
  .hero-in{padding:140px var(--margen) 72px}
  .cell{padding:34px 28px}
  .split-img{min-height:300px}
  .split-txt{padding:40px 24px 84px}
  .porque-img{height:300px}
  .footer .wrap{grid-template-columns:1fr}
}