/* ==========================================================================
   Intercambiando Futuros — hoja de estilos
   --------------------------------------------------------------------------
   Orden: variables · base · componentes · secciones · formularios · responsive
   ========================================================================== */

/* ---------------------------------------------------------------- VARIABLES */
:root{
  /* Paleta de la marca. Estos son los valores exactos del logo original y de
     los calcos: coinciden al dígito en todas las piezas.
     El dorado funciona tal cual en casi todos lados (5,22:1 sobre navy).
     La única excepción es el texto chico sobre fondo claro, donde queda en
     2,55:1 y hace falta la variante oscura. */
  --navy:#1a2a4a;
  --gold:#c9932e;
  --gold-oscuro:#89641f;   /* SÓLO para texto chico sobre fondo claro (5,0:1) */
  --cyan:#2f9be0;
  --cyan-texto:#19719f;    /* enlaces sobre fondo claro       (5.2:1 sobre blanco) */
  --coral:#f5924a;
  --red:#c0392b;
  --green:#2e8b57;
  --yellow:#ffd400;
  --cream:#faf7f0;
  --ink:#20242c;

  --fuente-titulo:'Fraunces', Georgia, 'Times New Roman', serif;
  --fuente-texto:'Nunito', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  --ancho:1120px;
  --radio:16px;
  --sombra:0 20px 50px -30px rgba(26,42,74,.35);
}

/* --------------------------------------------------------------------- BASE */
*,*::before,*::after{box-sizing:border-box;}
*{margin:0;padding:0;}
html{scroll-behavior:smooth; scroll-padding-top:88px; -webkit-text-size-adjust:100%;}
[hidden]{display:none !important;}

body{
  font-family:var(--fuente-texto);
  color:var(--ink);
  background:var(--cream);
  line-height:1.55;
  overflow-x:hidden;
}

h1,h2,h3,h4,.display{
  font-family:var(--fuente-titulo);
  color:var(--navy);
  line-height:1.05;
  font-weight:600;
  text-wrap:balance;
}

a{color:inherit; text-decoration:none;}
a:focus-visible,button:focus-visible,input:focus-visible,
select:focus-visible,textarea:focus-visible{
  outline:3px solid var(--cyan);
  outline-offset:2px;
  border-radius:4px;
}
img{max-width:100%; height:auto; display:block;}
ul,ol{list-style:none;}

.wrap{max-width:var(--ancho); margin:0 auto; padding:0 28px;}
.justificado{text-align:justify; hyphens:auto;}
.dorado{color:var(--gold-oscuro);}
.marca{font-family:var(--fuente-titulo); font-weight:800; letter-spacing:.2px;}
.marca sup{font-style:normal; font-weight:600; font-size:.55em; margin-left:1px;}

/* Enlace de accesibilidad "saltar al contenido" */
.saltar{
  position:absolute; left:-9999px; top:0; z-index:100;
  background:var(--navy); color:#fff; padding:12px 20px; border-radius:0 0 8px 0;
  font-weight:700; font-size:14px;
}
.saltar:focus{left:0;}

/* --------------------------------------------------------------- COMPONENTES */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:14px 28px; border-radius:999px;
  font-family:var(--fuente-texto);
  font-weight:800; font-size:15px; letter-spacing:.2px; line-height:1.2;
  cursor:pointer; border:2px solid transparent;
  transition:transform .2s ease, box-shadow .2s ease, background-color .2s ease;
  text-align:center;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--gold); color:var(--navy); box-shadow:0 8px 20px -8px rgba(201,147,46,.6);}
.btn-primary:hover{background:#d9a13a;}
.btn-ghost{background:transparent; border-color:rgba(255,255,255,.55); color:#fff;}
.btn-navy{background:var(--navy); color:#fff;}
.btn-navy:hover{background:#2a3a5e;}
.btn[disabled]{opacity:.6; cursor:progress; transform:none;}

.kicker{
  display:block; font-weight:800; font-size:12.5px; letter-spacing:1.6px;
  text-transform:uppercase; color:var(--gold-oscuro); margin-bottom:14px;
}
/* El kicker vive en secciones claras y oscuras. Por defecto usa la variante
   oscura (para fondo claro); sobre navy vuelve al dorado de marca, que ahí
   rinde 5,22:1. */
.collage-section .kicker,
.steps .kicker,
.cabecera-interna .kicker{ color:var(--gold); }

.section-head{max-width:600px; margin-bottom:56px;}
.section-head.ancho{max-width:760px;}
.section-head.centrado{text-align:center; margin-left:auto; margin-right:auto;}
.section-head h2{font-size:clamp(28px,3.6vw,40px);}
.section-head p{margin-top:14px; font-size:16.5px; opacity:.8;}
section{padding:96px 0;}

/* ---------------------------------------------------------------- NAVEGACIÓN */
header{
  position:sticky; top:0; z-index:50;
  background:rgba(250,247,240,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(26,42,74,.08);
}
nav{
  display:grid; grid-template-columns:auto 1fr auto; align-items:center;
  gap:16px; padding:14px 28px; max-width:var(--ancho); margin:0 auto;
}
.logo-mark{
  display:flex; align-items:center; gap:10px;
  font-family:var(--fuente-titulo); font-weight:800; font-size:19px;
  color:var(--navy); justify-self:start; line-height:1.1; white-space:nowrap;
}
.logo-badge-img{width:34px; height:34px; border-radius:50%; object-fit:cover; flex:none;}
.navlinks{display:flex; gap:24px; font-weight:700; font-size:14.5px; justify-self:center; white-space:nowrap;}
.navlinks a{opacity:.8; transition:opacity .15s ease;}
.navlinks a:hover{opacity:1;}
.navlinks a[aria-current]{opacity:1; color:var(--gold-oscuro);}
.nav-cta[aria-current]{background:var(--gold); color:var(--navy);}
.navlinks .solo-movil{display:none;}
nav .btn{padding:9px 18px; font-size:12.5px; white-space:nowrap; justify-self:end;}

.menu-boton{
  display:none; justify-self:end; background:none; border:0; cursor:pointer;
  width:44px; height:44px; padding:10px; flex-direction:column; justify-content:space-between;
}
.menu-boton span{display:block; height:2.5px; width:100%; background:var(--navy); border-radius:2px; transition:.25s;}
.menu-boton[aria-expanded="true"] span:nth-child(1){transform:translateY(9.5px) rotate(45deg);}
.menu-boton[aria-expanded="true"] span:nth-child(2){opacity:0;}
.menu-boton[aria-expanded="true"] span:nth-child(3){transform:translateY(-9.5px) rotate(-45deg);}

/* --------------------------------------------------------------------- HERO */
.hero{
  position:relative; overflow:hidden;
  background:linear-gradient(115deg, var(--cyan) 0%, var(--cyan) 48%, var(--navy) 52%, var(--navy) 100%);
  color:#fff; padding:96px 0 120px;
}
.hero-fondo{position:absolute; inset:0; z-index:0;}
.hero-fondo img{width:100%; height:100%; object-fit:cover; object-position:center 30%;}
.hero::after{
  content:""; position:absolute; inset:0; z-index:1;
  background:linear-gradient(115deg, rgba(26,58,74,.88) 0%, rgba(26,58,74,.72) 48%, rgba(26,42,74,.88) 52%, rgba(26,42,74,.92) 100%);
}
.hero .wrap{position:relative; z-index:2;}
.eyebrow{
  display:inline-block; font-weight:800; font-size:14.5px; letter-spacing:1.6px;
  text-transform:uppercase; background:var(--gold); color:var(--navy);
  padding:7px 14px; border-radius:999px; margin-bottom:34px;
}
.hero h1{font-size:clamp(34px,5.4vw,64px); max-width:760px; color:#fff; text-wrap:initial;}
.hero h1 em{font-style:normal; color:var(--gold);}
.hero-sub{display:block; margin-top:1.2em;}
.hero p.lead{font-size:18px; max-width:520px; margin:22px 0 34px; opacity:.92; text-align:justify;}
/* El escudo ya trae su propio aro y campo crema: no hace falta envolverlo
   en un círculo blanco como pedía el logo anterior. */
.hero-logo-circle{
  position:absolute; top:-58px; right:2cm;
  border-radius:50%; width:160px; height:160px;
  filter:drop-shadow(0 18px 34px rgba(0,0,0,.45)); z-index:3;
}
.hero-logo-circle img{width:100%; height:100%; display:block;}
.hero-stats{display:flex; gap:44px; margin-top:64px; flex-wrap:wrap;}
.hero-stats div strong{display:block; font-family:var(--fuente-titulo); font-size:32px; color:var(--gold);}
.hero-stats div span{font-size:13px; opacity:.85;}

/* ------------------------------------------------------------------- CINTA */
.ribbon{height:64px; display:flex;}
.ribbon span{flex:1; height:100%;}
.ribbon span:nth-child(1){background:#1a2a4a;}
/* En las páginas internas la cinta sigue a un bloque navy: si la primera
   franja también fuera navy se vería un hueco, así que se pinta en dorado. */
.cabecera-interna + .ribbon span:nth-child(1){ background:var(--gold); }
.ribbon span:nth-child(2){
  background-color:#1b4332;
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,.18) 0 3px, transparent 3px 26px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.18) 0 3px, transparent 3px 26px),
    repeating-linear-gradient(45deg, rgba(180,30,40,.55) 0 4px, transparent 4px 30px),
    repeating-linear-gradient(135deg, rgba(201,147,46,.35) 0 3px, transparent 3px 30px);
}
.ribbon span:nth-child(3){background:#fbfaf7;}
.ribbon span:nth-child(4){background:#808892;}
.ribbon span:nth-child(5){background:#6d2436;}
.ribbon span:nth-child(6){background:#5c3d24;}
.ribbon span:nth-child(7){background-color:#6ec1e4;}
.ribbon span:nth-child(8){
  background-color:#6d2436;
  background-image:repeating-linear-gradient(45deg, rgba(255,255,255,.55) 0 4px, transparent 4px 18px);
}

/* ----------------------------------------------------------------- NOSOTROS */
.about-grid{display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center;}
.about-copy h2{font-size:clamp(28px,3.6vw,40px); margin-bottom:20px;}
.about-copy p{font-size:16px; opacity:.8; max-width:480px; margin-bottom:18px;}
.about-copy p:last-child{margin-bottom:0;}
.about-copy .destacado{
  font-family:var(--fuente-titulo); font-weight:700; font-size:17px;
  color:var(--navy); opacity:1; line-height:1.4;
}
.about-list{display:flex; flex-direction:column; gap:22px;}
.about-card{
  background:#fff; border-radius:20px; padding:36px;
  box-shadow:var(--sombra); border-top:6px solid var(--gold);
}
.about-card h3{font-size:20px; margin-bottom:10px;}
.about-card p{font-size:15px; opacity:.78;}

/* ------------------------------------------------------------------ GALERÍA */
.collage-section{background:var(--navy); padding:96px 0 40px;}
.collage-section .section-head p{color:#cfd8e8;}
.collage-section .section-head h2{color:#fff;}
.collage-img{max-width:900px; width:100%; margin:0 auto; border-radius:16px;}
.collage-section picture{display:block;}
.bunting{display:block; max-width:900px; width:100%; margin:0 auto 6px;}

/* ------------------------------------------------------------- CÓMO FUNCIONA */
.steps{background:var(--navy); color:#fff; padding-top:40px;}
.steps .section-head p{color:#cfd8e8;}
.steps .section-head h2{color:#fff;}
.step-row{display:grid; grid-template-columns:repeat(4,1fr); gap:28px; list-style:none;}
.step{position:relative; padding-top:20px; border-top:2px solid rgba(255,255,255,.18);}
.step .num{display:block; font-family:var(--fuente-titulo); font-size:15px; color:var(--gold); font-weight:700; margin-bottom:14px;}
.step h3{font-size:18px; margin-bottom:8px; color:#fff;}
.step p{font-size:14.5px; color:#c9d2e2;}

/* ---------------------------------------------------------------- FAMILIAS */
.host{background:var(--cream);}
#familias{padding-bottom:60px;}
#colegios{padding-top:60px; padding-bottom:60px;}
.host-grid{display:grid; grid-template-columns:.85fr 1.15fr; gap:64px; align-items:center;}
.host-copy h2{font-size:clamp(28px,3.6vw,40px); margin-bottom:20px;}
.host-copy p{font-size:16px; opacity:.8; max-width:460px; margin-bottom:14px;}
.host-quote{
  margin-top:28px; padding:22px 24px; background:#fff; border-radius:var(--radio);
  border-left:6px solid var(--cyan); font-family:var(--fuente-titulo); font-style:italic;
  color:var(--navy); font-size:16px; box-shadow:var(--sombra);
}
.host-card{
  background:var(--navy); border-radius:24px; padding:44px; color:#fff;
  box-shadow:0 30px 60px -35px rgba(26,42,74,.4);
}
.host-card h3{color:#fff; font-size:22px; margin-bottom:22px;}
.host-list{display:flex; flex-direction:column; gap:10px;}
.host-list li{display:flex; gap:14px; align-items:flex-start; border-top:1px solid rgba(255,255,255,.14); padding-top:10px;}
.host-list li:first-child{border-top:none; padding-top:0;}
.host-list .check{
  width:26px; height:26px; min-width:26px; border-radius:50%; background:var(--gold);
  display:flex; align-items:center; justify-content:center;
  font-size:13px; font-weight:800; color:#241a08;
}
.host-list .txt strong{display:block; font-family:var(--fuente-titulo); font-weight:600; font-size:15.5px; margin-bottom:4px;}
.host-list .txt span{font-size:14px; color:#c9d2e2;}
.host-card .btn{margin-top:28px;}

/* ---------------------------------------------------------------- COLEGIOS */
.schools{
  display:grid; grid-template-columns:1.1fr 1fr; align-items:stretch;
  border-radius:24px; overflow:hidden; box-shadow:0 30px 60px -35px rgba(26,42,74,.4);
}
.schools-copy{background:var(--gold); padding:56px; color:#241a08;}
.schools-copy h2{font-size:28px; color:#241a08; margin-bottom:16px;}
.schools-copy p{font-size:15.5px; opacity:.85; margin-bottom:26px; max-width:420px;}
.schools-visual{background:var(--navy); padding:56px; display:flex; align-items:center; justify-content:center;}
.schools-visual .logo-circle{
  border-radius:50%; width:260px; height:260px;
  filter:drop-shadow(0 18px 34px rgba(0,0,0,.4));
}
.schools-visual .logo-circle img{width:100%; height:100%; display:block;}

/* -------------------------------------------------------------- ACCESOS */
.accesos{ background:var(--cream); padding-top:60px; }
.acceso-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.acceso-card{
  background:#fff; border-radius:20px; padding:32px 26px;
  box-shadow:var(--sombra); border-top:6px solid var(--gold);
  display:flex; flex-direction:column; gap:12px;
}
.acceso-card h3{ font-size:19px; }
.acceso-card p{ font-size:14.5px; opacity:.78; flex:1; }
.acceso-card .btn{ align-self:stretch; padding:12px 16px; font-size:13.5px; min-height:46px; }

/* ------------------------------------------------- CABECERA DE PÁGINA INTERNA */
.cabecera-interna{
  background:var(--navy); color:#fff; padding:44px 0 56px; position:relative;
}
.cabecera-interna h1{ color:#fff; font-size:clamp(28px,4.4vw,44px); max-width:760px; }
.cabecera-interna .lead{ margin-top:16px; max-width:620px; font-size:17px; color:#cfd8e8; }
.migas{ font-size:13px; color:#9fb0cc; margin-bottom:22px; display:flex; gap:8px; flex-wrap:wrap; }
.migas a{ color:#cfd8e8; text-decoration:underline; text-underline-offset:3px; }
.migas a:hover{ color:var(--gold); }
.migas [aria-current]{ color:#fff; font-weight:700; }

/* ------------------------------------------------------------- FORMULARIOS */
.seccion-formulario{ background:var(--cream); padding:64px 0 88px; }
.form-layout{ display:grid; grid-template-columns:340px 1fr; gap:48px; align-items:start; }

.form-aside{ display:flex; flex-direction:column; gap:18px; position:sticky; top:100px; }
.aside-caja{
  background:#fff; border-radius:18px; padding:28px;
  border:1px solid rgba(26,42,74,.08); box-shadow:var(--sombra);
}
.aside-caja h2{ font-size:17px; margin-bottom:12px; }
.aside-caja p{ font-size:14.5px; opacity:.78; margin-bottom:16px; }
.aside-caja p:last-child{ margin-bottom:0; }
.aside-contacto a{ color:var(--cyan-texto); font-weight:700; text-decoration:underline; text-underline-offset:3px; }
.aside-otros ul{ display:flex; flex-direction:column; gap:9px; }
.aside-otros a{ font-size:14.5px; font-weight:700; color:var(--navy); }
.aside-otros a:hover{ color:var(--gold-oscuro); }
.aside-otros a::before{ content:"→ "; color:var(--gold-oscuro); }

.form-principal{
  background:#fff; border-radius:22px; padding:44px;
  border:1px solid rgba(26,42,74,.08); box-shadow:var(--sombra);
}
.ventajas{ display:flex; flex-direction:column; gap:11px; }
.ventajas li{ font-size:14.5px; display:flex; gap:10px; align-items:flex-start; }
.ventajas li::before{ content:"✓"; color:var(--cyan); font-weight:800; flex:none; }

.formulario{ display:flex; flex-direction:column; gap:18px; }
.campos{ display:grid; grid-template-columns:1fr 1fr; gap:16px; align-items:end; }
.campo-completo{ grid-column:1 / -1; }

.grupo-campos{
  grid-column:1 / -1; font-size:12.5px; font-weight:800; letter-spacing:1.4px;
  text-transform:uppercase; color:var(--gold-oscuro); font-family:var(--fuente-texto);
  padding-top:14px; margin-top:6px; border-top:1.5px solid rgba(26,42,74,.1);
}
.campos > .grupo-campos:first-child{ padding-top:0; margin-top:0; border-top:none; }

.field label{
  display:block; font-size:12.5px; font-weight:800; text-transform:uppercase;
  letter-spacing:.6px; margin-bottom:6px; color:var(--navy);
}
.field .req{ color:var(--red); margin-left:3px; }
.field .opt{ font-weight:600; text-transform:none; letter-spacing:0; opacity:.55; }
.field input,.field select,.field textarea{
  width:100%; padding:13px 14px; border-radius:10px;
  border:1.5px solid rgba(26,42,74,.15);
  font-family:var(--fuente-texto); font-size:14.5px; color:var(--ink);
  background:#fff; transition:border-color .15s ease, box-shadow .15s ease;
}
.field textarea{ resize:vertical; min-height:96px; line-height:1.5; }
.field select{
  appearance:none;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath fill='%231a2a4a' d='M1 1.5 6 6.5l5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 14px center; background-size:12px;
  padding-right:38px; cursor:pointer;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none; border-color:var(--cyan); box-shadow:0 0 0 3px rgba(47,155,224,.25);
}
.field.con-error input,.field.con-error select,.field.con-error textarea{ border-color:var(--red); }
.campo-error{ margin-top:6px; font-size:13px; font-weight:700; color:var(--red); }
.campo-ayuda{ margin-top:6px; font-size:12.5px; opacity:.6; line-height:1.45; }

/* Casilla de verificación */
.field-check{ margin-top:8px; }
.field .check-label{
  display:flex; gap:12px; align-items:flex-start; cursor:pointer;
  font-size:14.5px; font-weight:600; text-transform:none; letter-spacing:.1px;
  color:var(--ink); margin-bottom:0; line-height:1.45;
}
.field-check{
  border:1.5px solid rgba(26,42,74,.14); border-radius:12px;
  padding:18px 20px; background:#fbf9f4;
}
.field-check.con-error{ border-color:var(--red); background:rgba(192,57,43,.05); }
.field .check-label input[type="checkbox"]{
  width:20px; height:20px; min-width:20px; margin-top:1px; padding:0;
  accent-color:var(--cyan); cursor:pointer; flex:none;
}
.field-check.con-error .check-label{ color:var(--red); }
.field-check .campo-ayuda{ margin-left:32px; margin-top:8px; }

/* Verificación de Cloudflare Turnstile.
   El alto se reserva de antemano para que la página no salte cuando el
   widget termina de dibujarse. */
.turnstile{ min-height:65px; }

.nota-legal{ font-size:12.5px; opacity:.65; line-height:1.5; }
.nota-legal .req{ color:var(--red); font-weight:800; }

/* Trampa anti-bots: oculta para personas, visible para robots */
.trampa{ position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }

.boton-enviar{ align-self:flex-start; position:relative; }
.spinner{
  display:none; width:16px; height:16px; border-radius:50%;
  border:2.5px solid rgba(26,42,74,.3); border-top-color:var(--navy);
  animation:girar .7s linear infinite;
}
.formulario.enviando .spinner{ display:inline-block; }
.formulario.enviando .boton-enviar{ pointer-events:none; opacity:.7; }
@keyframes girar{ to{ transform:rotate(360deg); } }

.aviso{ display:none; font-size:14.5px; font-weight:700; padding:14px 16px; border-radius:12px; line-height:1.45; }
.aviso.visible{ display:block; }
.aviso.ok{ background:rgba(46,139,87,.12); color:#1e6b40; border:1.5px solid rgba(46,139,87,.35); }
.aviso.error{ background:rgba(192,57,43,.1); color:#9d2f22; border:1.5px solid rgba(192,57,43,.3); }

.aviso-global{
  position:fixed; left:50%; bottom:24px; transform:translateX(-50%);
  z-index:80; max-width:min(560px,92vw); padding:16px 48px 16px 20px;
  border-radius:14px; font-size:14.5px; font-weight:700;
  box-shadow:0 20px 50px -20px rgba(0,0,0,.45);
}
.aviso-global.ok{ background:#1e6b40; color:#fff; }
.aviso-global.error{ background:#9d2f22; color:#fff; }
.cerrar-aviso{
  position:absolute; top:8px; right:10px; background:none; border:0;
  color:inherit; font-size:24px; line-height:1; cursor:pointer; padding:4px 8px; opacity:.8;
}
.cerrar-aviso:hover{ opacity:1; }

/* -------------------------------------------------------------- WHATSAPP */
.wa-flotante{
  position:fixed; right:20px; bottom:20px; z-index:70;
  width:54px; height:54px; border-radius:50%;
  background:#25d366; color:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 12px 28px -10px rgba(0,0,0,.5);
  transition:transform .2s ease;
}
.wa-flotante:hover{transform:scale(1.08);}

/* ------------------------------------------------------------------- PIE */
footer{background:var(--navy); color:#cfd8e8; padding:64px 0 32px;}
.footer-logo-circle{
  border-radius:50%; width:170px; height:170px;
  filter:drop-shadow(0 16px 30px rgba(0,0,0,.4));
}
.footer-logo-circle img{width:100%; height:100%; display:block;}
.foot-desc{margin-top:16px; font-size:14px; max-width:280px; opacity:.75;}
.foot-grid{display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:48px; margin-bottom:48px;}
footer h4{color:#fff; font-family:var(--fuente-titulo); font-size:15px; margin-bottom:16px;}
footer ul{display:flex; flex-direction:column; gap:10px; font-size:14px;}
footer ul a{transition:color .15s ease;}
footer ul a:hover{color:var(--gold);}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12); padding-top:24px; font-size:13px;
  display:flex; justify-content:space-between; opacity:.75; flex-wrap:wrap; gap:10px;
}

/* -------------------------------------------------------------- RESPONSIVE */
@media (max-width:1040px){
  .hero-logo-circle{right:16px; width:130px; height:130px; top:-40px;}
}

@media (max-width:860px){
  section{padding:72px 0;}
  nav{grid-template-columns:1fr auto; padding:12px 20px;}
  .wrap{padding:0 20px;}
  .menu-boton{display:flex;}
  .logo-mark{font-size:17px;}
  .nav-cta{display:none;}
  .navlinks{
    display:none; grid-column:1 / -1; flex-direction:column; gap:2px;
    padding:12px 0 6px; border-top:1px solid rgba(26,42,74,.1); margin-top:12px;
  }
  .navlinks.abierto{display:flex;}
  .navlinks a{padding:11px 4px; font-size:16px; opacity:1;}
  .navlinks .solo-movil{display:block; color:var(--gold-oscuro); font-weight:800;}

  .about-grid,.schools,.host-grid{grid-template-columns:1fr; gap:40px;}
  .acceso-grid{grid-template-columns:1fr 1fr;}
  .form-layout{grid-template-columns:1fr; gap:28px;}
  .form-aside{position:static;}
  .form-principal{padding:30px 22px;}
  .cabecera-interna{padding:32px 0 44px;}
  .about-copy p,.host-copy p{max-width:none;}
  .step-row{grid-template-columns:1fr 1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .schools-copy,.schools-visual{padding:40px 28px;}
  .host-card{padding:32px 24px;}
  .about-card{padding:28px;}
}

@media (max-width:640px){
  .hero{padding:64px 0 80px;}
  .hero-logo-circle{position:static; margin:0 0 16px; width:120px; height:120px;}
  .hero-sub{margin-top:.7em;}
  .hero-stats{gap:28px; margin-top:44px;}
  .hero p.lead,.justificado{text-align:left;}
  .campos{grid-template-columns:1fr;}
  .acceso-grid{grid-template-columns:1fr;}
  .step-row{grid-template-columns:1fr; gap:22px;}
  .schools-visual .logo-circle{width:190px; height:190px;}
  .foot-bottom{justify-content:flex-start;}
  .boton-enviar{align-self:stretch;}
}

/* ------------------------------------------------- COLORES DE LAS TARJETAS */
/* Va al final a propósito: así pisa el borde por defecto de cualquier tarjeta. */
.borde-rojo{ border-top-color:var(--red); }
.borde-cyan{ border-top-color:var(--cyan); }
.borde-verde{ border-top-color:var(--green); }
.borde-dorado{ border-top-color:var(--gold); }
.borde-coral{ border-top-color:var(--coral); }

/* ---------------------------------------------------------- PREFERENCIAS */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important; animation-duration:.01ms !important; animation-iteration-count:1 !important;}
  html{scroll-behavior:auto;}
}

@media print{
  header,.wa-flotante,.seccion-formulario,.accesos,.aviso-global,.menu-boton{display:none !important;}
  body{background:#fff;}
  .hero::after{background:none;}
  .hero,.steps,.collage-section,footer{background:#fff !important; color:#000 !important;}
}