/* Retiro Integral 50+ · sitio de congreso · basado en el Manual de identidad corporativa v1.0 */
@font-face{font-family:"Atkinson Hyperlegible Next";font-weight:400;font-style:normal;font-display:swap;src:url(atkinson-hyperlegible-next-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Atkinson Hyperlegible Next";font-weight:600;font-style:normal;font-display:swap;src:url(atkinson-hyperlegible-next-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Atkinson Hyperlegible Next";font-weight:700;font-style:normal;font-display:swap;src:url(atkinson-hyperlegible-next-latin-700-normal.woff2) format("woff2")}
/* Cifras: Source Sans 3 solo para 0-9, declarada antes que Atkinson en la pila (manual, tipografía) */
@font-face{font-family:"Cifras";font-weight:400;font-style:normal;font-display:swap;unicode-range:U+0030-0039;src:url(source-sans-3-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Cifras";font-weight:600;font-style:normal;font-display:swap;unicode-range:U+0030-0039;src:url(source-sans-3-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Cifras";font-weight:700;font-style:normal;font-display:swap;unicode-range:U+0030-0039;src:url(source-sans-3-latin-700-normal.woff2) format("woff2")}

:root{
  --mar:#163A5C; --horizonte:#1F5288; --pizarra:#3C4A5C; --coral-prof:#9A3B27;
  --coral:#E9806B; --cielo:#4A8FD4; --bruma:#DCE7F2; --arena:#F6F1EA; --blanco:#fff;
  --pad:48px; --max:1200px; --head:96px;
  --font:"Cifras","Atkinson Hyperlegible Next",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --ease:cubic-bezier(.22,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--arena);color:var(--mar);font:400 20px/1.6 var(--font);text-align:left;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:var(--horizonte)}
p{margin:0 0 1em;max-width:68ch}
h1,h2,h3{margin:0;font-weight:700;color:inherit}
h1{font-size:clamp(34px,5.2vw,44px);line-height:1.2}
h2{font-size:clamp(28px,4vw,32px);line-height:1.25}
h3{font-size:clamp(23px,3vw,26px);line-height:1.3;font-weight:600}
:focus-visible{outline:3px solid var(--horizonte);outline-offset:3px;border-radius:2px}
.on-mar :focus-visible,.on-mar:focus-visible{outline-color:var(--arena)}
.skip{position:absolute;left:12px;top:-80px;background:var(--mar);color:var(--arena);padding:12px 20px;font-weight:600;z-index:100;border-radius:6px}
.skip:focus{top:12px}
.wrap{width:100%;max-width:calc(var(--max) + var(--pad)*2);margin-inline:auto;padding-inline:var(--pad)}

/* Logotipo: color por clase, tomado del manual */
.logo{--lm:var(--mar);--lc:var(--coral-prof);--la:var(--coral)}
.f-m{fill:var(--lm)} .f-c{fill:var(--lc)} .f-a{fill:var(--la)}
.s-m{stroke:var(--lm)} .s-c{stroke:var(--lc)} .s-a{stroke:var(--la)}
.logo--inv{--lm:var(--arena);--lc:var(--coral)}

/* Encabezado: 96 px escritorio, 64 px móvil */
.site-header{position:sticky;top:0;z-index:60;background:var(--blanco);height:var(--head);transition:box-shadow .3s}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(22,58,92,.14)}
.site-header .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:block;line-height:0;border-radius:4px}
.brand svg{height:48px;width:auto;aspect-ratio:var(--ar,6.113)}
.nav{position:relative;display:flex;align-items:center;height:100%}
.nav ul{display:flex;align-items:center;gap:36px;list-style:none;margin:0;padding:0}
.nav a{display:inline-flex;flex-direction:column;align-items:center;min-height:48px;justify-content:center;color:var(--mar);text-decoration:none;font-size:20px;font-weight:400;line-height:1.2}
.nav a::after{content:attr(data-t);font-weight:700;height:0;overflow:hidden;visibility:hidden}
.nav a[aria-current="true"]{font-weight:700}
.nav a:hover{color:var(--horizonte)}
.nav .lang{color:var(--horizonte);font-weight:600;white-space:nowrap}
.nav .lang a{color:var(--horizonte);font-weight:600;display:inline-flex;flex-direction:row;min-height:48px;padding:0 2px}
.nav .lang a::after{content:none}
.nav .lang .cur{font-weight:700;border-bottom:2px solid var(--horizonte)}
.nav-marker{position:absolute;left:0;bottom:12px;width:44px;height:8px;pointer-events:none;opacity:0;transition:transform .5s var(--ease),opacity .3s}
.nav-marker.on{opacity:1}
.menu-btn{display:none;font:600 20px/1 var(--font);color:var(--horizonte);background:none;border:0;min-height:48px;min-width:48px;padding:0 4px;cursor:pointer}
.descriptor{background:var(--bruma);color:var(--mar);margin:0;padding:26px 0;font-size:clamp(22px,3vw,28px);line-height:1.25;font-weight:700;max-width:none}

/* Botones: Azul horizonte con texto blanco; Arena con Mar sobre fondos Mar */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:56px;padding:0 30px;background:var(--horizonte);color:var(--blanco);font:600 20px/1.2 var(--font);text-decoration:none;border:0;border-radius:6px;cursor:pointer;transition:transform .25s var(--ease),background .25s,box-shadow .25s}
.btn:hover{background:var(--mar);transform:translateY(-2px);box-shadow:0 10px 24px rgba(22,58,92,.22)}
.btn--light{background:var(--arena);color:var(--mar)}
.btn--light:hover{background:var(--blanco);color:var(--mar)}
.btn svg{width:26px;height:26px;fill:currentColor}
.link{font-weight:600;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:5px;display:inline-flex;align-items:center;min-height:48px}
.on-mar a.link{color:var(--arena)}

/* Secciones */
section{position:relative;scroll-margin-top:calc(var(--head) + 8px)}
.sec{padding-block:clamp(64px,9vw,112px)}
.on-mar{background:var(--mar);color:var(--arena)}
.on-bruma{background:var(--bruma)}
.eyebrow{display:flex;align-items:center;gap:12px;margin:0 0 18px;font-size:18px;font-weight:600;color:var(--pizarra);letter-spacing:.01em}
.on-mar .eyebrow{color:var(--bruma)}
.lead{font-size:22px;line-height:1.55}
.sec-head{margin-bottom:clamp(32px,5vw,56px)}
.sec-head p{margin-top:18px}

/* Hero */
.hero{display:grid;grid-template-columns:1.05fr 1fr;min-height:clamp(560px,calc(100vh - var(--head) - 100px),720px)}
.hero-text{padding:clamp(48px,7vw,96px) var(--pad) clamp(48px,7vw,96px) max(var(--pad),calc((100vw - var(--max))/2));display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.hero-text h1{max-width:16em}
.hero-text .lead{margin-top:28px}
.cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px;margin-top:36px}
.hero-photo{position:relative;margin:0;overflow:hidden;min-height:360px}
.hero-photo img{position:absolute;inset:-4% 0;width:100%;height:108%;object-fit:cover;object-position:50% 40%;will-change:transform;animation:slowzoom 2.4s var(--ease) both}
@keyframes slowzoom{from{scale:1.08}to{scale:1}}
.audience{font-size:18px;color:var(--pizarra);margin:0;max-width:44ch}

/* Divisor (uno por página) */
.divider{width:min(360px,100%);height:20px;margin:40px 0 24px;color:var(--mar)}
.divider line{stroke:var(--mar);stroke-width:4;stroke-linecap:round;stroke-dasharray:140;stroke-dashoffset:140;transition:stroke-dashoffset 1.1s var(--ease) .2s}
.divider circle{fill:var(--coral);transform-box:fill-box;transform-origin:center;transform:scale(0);transition:transform .7s var(--ease) 1s}
.divider.in line{stroke-dashoffset:0}
.divider.in circle{transform:scale(1)}

/* Tarjetas y listas */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.card{background:var(--blanco);border:2px solid var(--bruma);padding:36px 36px 32px;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(22,58,92,.12);border-color:var(--cielo)}
.card h3{margin:18px 0 12px}
.card p{margin:0}
.mark{display:block;width:64px;height:12px;overflow:visible}
.mark line{stroke:var(--mar);stroke-width:4;stroke-linecap:round}
.mark circle{fill:var(--coral)}
.on-bruma .card{border-color:transparent}
.crit{list-style:none;margin:0;padding:0;display:grid;gap:0}
.crit li{display:grid;grid-template-columns:36px 1fr;gap:6px 14px;padding:22px 0;border-top:2px solid var(--bruma)}
.crit li:last-child{border-bottom:2px solid var(--bruma)}
.crit .dot{width:16px;height:16px;border-radius:50%;background:var(--coral);margin-top:10px}
.crit strong{font-weight:700}
.sub{margin-top:clamp(48px,6vw,72px)}
.sub>h3{margin-bottom:12px}

/* Campo de líneas: Cielo sobre Bruma, sin texto encima ni junto al logotipo */
.field{background:var(--bruma);height:150px;overflow:hidden;position:relative}
.field svg{position:absolute;inset:0;width:100%;height:100%}
.field line{stroke:var(--cielo);stroke-width:4;stroke-linecap:round;vector-effect:non-scaling-stroke}
.field .row1{animation:drift 70s linear infinite}
.field .row2{animation:drift 52s linear infinite reverse}
.field .row3{animation:drift 88s linear infinite}
.field .row4{animation:drift 60s linear infinite reverse}
@keyframes drift{to{stroke-dashoffset:-1200}}
.field .person{position:absolute;left:0;top:calc(40% - 12px);width:24px;height:24px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 9px var(--bruma);will-change:transform}

/* Dos columnas con foto (texto siempre al lado de la foto) */
.split{display:grid;grid-template-columns:1.1fr 1fr;align-items:stretch}
.split-text{padding:clamp(56px,8vw,104px) var(--pad) clamp(56px,8vw,104px) max(var(--pad),calc((100vw - var(--max))/2))}
.split-photo{position:relative;margin:0;overflow:hidden;min-height:380px}
.split-photo img{position:absolute;inset:-6% 0;width:100%;height:112%;object-fit:cover;will-change:transform}
.on-mar h2,.on-mar h3{color:var(--arena)}
.on-mar p{color:var(--arena)}
.on-mar .sub{margin-top:36px}

/* Contacto */
.contact{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,6vw,80px);align-items:start}
.contact-card{background:var(--arena);color:var(--mar);padding:36px}
.contact-card h3{color:var(--mar);margin-bottom:4px}
.contact-card .role{margin:0 0 24px;color:var(--pizarra);font-weight:600}
.contact-card ul{list-style:none;margin:24px 0 0;padding:0;display:grid;gap:4px}
.contact-card li a{display:inline-flex;align-items:center;min-height:48px;color:var(--horizonte);font-weight:600;word-break:break-word}
.contact-card .btn{width:100%}
.small{font-size:18px}

/* Pie */
.footer{background:var(--arena);padding:56px 0 120px;border-top:2px solid var(--bruma)}
.footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:32px}
.footer-links{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 28px}
.footer-links a{display:inline-flex;align-items:center;min-height:48px;font-weight:600;color:var(--horizonte)}
.footer .copy{flex-basis:100%;margin:0;font-size:18px;color:var(--pizarra);max-width:none}

/* Botón flotante de WhatsApp */
.wa{position:fixed;right:20px;bottom:20px;z-index:70;display:inline-flex;align-items:center;gap:12px;min-height:60px;padding:0 24px 0 18px;background:var(--horizonte);color:var(--blanco);font:600 20px/1 var(--font);text-decoration:none;border:3px solid var(--blanco);border-radius:40px;box-shadow:0 12px 30px rgba(22,58,92,.35);transition:transform .3s var(--ease),background .25s}
.wa svg{width:30px;height:30px;fill:currentColor}
.wa:hover{background:var(--mar);transform:translateY(-3px)}
.wa::before{content:"";position:absolute;inset:-9px;border-radius:44px;border:3px solid var(--cielo);opacity:0;animation:ring 3.2s var(--ease) 2.5s 3}
@keyframes ring{0%{opacity:.8;transform:scale(.94)}100%{opacity:0;transform:scale(1.12)}}

/* Aparición al desplazarse */
[data-r]{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0s)}
[data-r].in{opacity:1;transform:none}
.no-js [data-r]{opacity:1;transform:none}

/* Página de aviso de privacidad */
.doc{padding-block:clamp(48px,7vw,88px)}
.doc h1{margin-bottom:12px}
.doc .upd{color:var(--pizarra);margin-bottom:40px}
.doc h2{font-size:26px;margin:44px 0 10px}
.doc ul{padding-left:1.2em;max-width:68ch}
.doc li{margin-bottom:.5em}

/* Móvil y tableta */
@media (max-width:1060px){
  .nav ul,.nav .lang-wrap{display:none}
  .menu-btn{display:inline-flex;align-items:center}
}
.nav-panel{display:none}
@media (max-width:1060px){ .nav-panel{display:block} }
@media (max-width:1060px){
  .nav-panel{position:fixed;left:0;right:0;top:var(--head);background:var(--arena);box-shadow:0 20px 30px rgba(22,58,92,.18);transform:translateY(-12px);opacity:0;visibility:hidden;transition:opacity .3s,transform .3s var(--ease),visibility 0s .3s}
  .nav-panel.open{opacity:1;transform:none;visibility:visible;transition-delay:0s}
  .nav-panel ul{list-style:none;margin:0;padding:8px var(--pad) 16px}
  .nav-panel li a{display:flex;align-items:center;gap:14px;min-height:56px;font-size:20px;color:var(--mar);text-decoration:none;font-weight:400}
  .nav-panel li a[aria-current="true"]{font-weight:700}
  .nav-panel li a .pm{width:36px;height:8px;opacity:0;flex:none}
  .nav-panel li a[aria-current="true"] .pm{opacity:1}
  .nav-panel li.lang{display:flex;align-items:center;gap:10px;min-height:56px;padding-left:50px;color:var(--horizonte);font-weight:600}
  .nav-panel li.lang a{display:inline-flex;min-height:48px;padding:0 4px;color:var(--horizonte);font-weight:600}
  .nav-panel li.lang a.cur{font-weight:700;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:6px}
}
@media (max-width:900px){
  :root{--pad:20px;--head:64px}
  body{font-size:20px}
  .brand svg{height:32px}
  .hero{grid-template-columns:1fr}
  .hero-text{padding:44px var(--pad) 48px}
  .hero-photo{min-height:320px;order:2}
  .split,.contact,.grid-2{grid-template-columns:1fr}
  .split-text{padding:56px var(--pad)}
  .split-photo{min-height:300px}
  .card{padding:28px 24px}
  .contact-card{padding:28px 24px}
  .field{height:110px}
  .wa{right:14px;bottom:14px;padding:0 20px 0 14px}
  .descriptor{padding:20px 0}
}
@media (max-width:420px){ .wa span{display:none} .wa{padding:0 16px;min-width:60px;justify-content:center} }
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  [data-r]{opacity:1;transform:none}
  .divider line{stroke-dashoffset:0}.divider circle{transform:none}
  .hero-photo img{animation:none}
}