/* ============================================================
   APARH 2026 — Volver al Origen
   Paleta, tipografías y estilos globales
   ============================================================ */
:root{
  --navy:#0D2137;
  --navy-2:#1A3050;
  --orange:#D95A30;
  --orange-dark:#C44D25;
  --cream:#F2EDE4;
  --cream-2:#FBF8F2;
  --steel:#8FA3B5;
  --text:#0D2137;
  --text-light:#F2EDE4;

  /* Radios — escala unica para botones, cards y pastillas */
  --radius-xs:6px;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:22px;
  --radius-pill:999px;

  /* Espaciado — escala base 4pt */
  --space-3xs:4px;
  --space-2xs:8px;
  --space-xs:12px;
  --space-sm:16px;
  --space-md:24px;
  --space-lg:32px;
  --space-xl:48px;
  --space-2xl:64px;
  --space-3xl:96px;

  /* Ritmo vertical de secciones (fluido) */
  --section-y:clamp(56px,6.5vw,88px);
  --section-y-lg:clamp(72px,8vw,120px);

  /* Escala tipografica */
  --fs-display:clamp(2.6rem,6vw,5rem);
  --fs-h2:clamp(2rem,4.4vw,3.4rem);
  --fs-h3:clamp(1.4rem,2.4vw,2rem);
  --fs-h4:1.125rem;
  --fs-lead:clamp(1.05rem,1.3vw,1.2rem);
  --fs-body:1.0625rem;
  --fs-sm:.9375rem;
  --fs-xs:.8125rem;
  --fs-label:1.0625rem;

  /* Lineas decorativas bajo titulos: defaults globales */
  --section-rule-width:80px;
  --section-rule-height:6px;
  --section-rule-gap:8px;
  --section-rule-after:22px;

  /* Aviones de papel */
  --plane-opacity:1;
  --plane-opacity-mobile:.22;

  --container:1320px;
  --ff-head:'Jost',sans-serif;
  --ff-body:'Roboto',sans-serif;

  /* Motion */
  --ease-out-quart:cubic-bezier(0.25,1,0.5,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip}
body{
  margin:0;
  max-width:100%;
  overflow-x:clip;
  font-family:var(--ff-body);
  color:var(--text);
  background:var(--cream);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
@supports not (overflow:clip){html,body{overflow-x:hidden}}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 var(--space-lg);
}
.ic{width:1.5em;height:1.5em;display:inline-block;flex:none;object-fit:contain}

/* ---------- Headings ---------- */
.h-section{
  font-family:var(--ff-head);
  font-weight:700;
  font-size:var(--fs-h2);
  line-height:1.02;
  letter-spacing:.01em;
  margin:0 0 .5em;
  text-transform:uppercase;
  text-wrap:balance;
}
.h-section.navy{color:var(--navy)}
.h-section.cream{color:var(--cream)}
.h-section.orange{color:var(--orange)}
.h-section .orange{color:var(--orange)}
.h-section.center{text-align:center}
.h-section .underline{position:relative;display:inline-block}
.h-section .underline::after{
  content:"";position:absolute;left:50%;bottom:calc(-1 * var(--rule-gap,var(--section-rule-gap)));
  width:var(--rule-width,var(--section-rule-width));
  height:var(--rule-height,var(--section-rule-height));
  background:var(--rule-color,var(--orange));border-radius:var(--radius-pill);
  transform:translateX(-50%);
}
.section-lead{
  max-width:70ch;font-size:var(--fs-lead);color:var(--navy);margin:0 auto var(--space-xl);
  text-wrap:pretty;
}
.section-lead.center{text-align:center}
.section-lead.light{color:var(--cream)}
.h-section:has(+ .rule){margin-bottom:0}
.rule{
  /* Personalizacion por instancia:
     style="--rule-width:120px; --rule-gap:10px; --rule-after:28px; --rule-color:var(--orange)" */
  display:block;
  width:var(--rule-width,var(--section-rule-width));
  height:var(--rule-height,var(--section-rule-height));
  background:var(--rule-color,var(--orange));border-radius:var(--radius-pill);
  margin:var(--rule-gap,var(--section-rule-gap)) 0 var(--rule-after,var(--section-rule-after));
}
.rule-navy{--rule-color:var(--navy)}
.rule-center{margin-left:auto;margin-right:auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;justify-content:center;
  font-family:var(--ff-body);font-weight:500;font-size:1rem;
  padding:.85em 1.6em;border-radius:var(--radius-sm);border:1.5px solid transparent;
  cursor:pointer;transition:background-color .18s ease,border-color .18s ease,transform .2s var(--ease-out-quart);line-height:1;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-sm{padding:.6em 1.1em;font-size:var(--fs-sm)}
.btn-block{width:100%}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-dark)}
.btn-outline{background:transparent;color:var(--cream);border-color:rgba(242,237,228,.55)}
.btn-outline:hover{border-color:var(--cream);background:rgba(242,237,228,.08)}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:50;background:var(--navy);
}
.header-inner{
  display:flex;align-items:center;gap:var(--space-md);min-height:88px;
}
.brand{display:none}
.main-nav{flex:1;display:flex;align-items:center}
.nav-list{display:flex;align-items:center;gap:var(--space-lg)}
.nav-list a{color:var(--cream);font-size:var(--fs-body);font-weight:400;transition:color .15s}
.nav-list a:hover{color:var(--orange)}
.nav-cta-mobile{display:none}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:26px;height:2px;background:var(--cream);border-radius:2px;transition:transform .2s,opacity .2s}
.header-cta{flex:none}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;background:var(--navy);color:var(--cream);
  overflow:hidden;padding:var(--section-y) 0 var(--section-y-lg);
}
.hero-inner{
  display:grid;grid-template-columns:230px 1fr;gap:var(--space-lg);position:relative;z-index:2;
}
.hero-verticaltype{height:440px;width:auto}
.hero-title{
  font-family:var(--ff-head);font-weight:700;color:var(--orange);
  font-size:var(--fs-display);line-height:.98;letter-spacing:.01em;
  text-transform:uppercase;margin:.1em 0 .35em;text-wrap:balance;
}
.hero-title .line-mask{display:block;overflow:hidden}
.hero-title .line-inner{display:block}
.hero-sub{max-width:560px;font-size:var(--fs-lead);color:var(--cream);margin:0 0 var(--space-md)}
.hero-actions{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-bottom:var(--space-md)}
.hero-meta{display:flex;gap:var(--space-xl);flex-wrap:wrap;margin-bottom:var(--space-lg)}
.hero-meta-item{display:flex;align-items:center;gap:var(--space-xs);color:var(--cream)}
.hero-meta-item .ic{width:46px;height:46px}
.hero-meta-item strong{font-family:var(--ff-head);font-weight:600}
.hero-meta-item span{font-size:var(--fs-sm);line-height:1.25}
.hero-lockup{height:130px;width:auto}

/* ---------- Hero plane (componente propio: posicion / tamano / opacidad
   viven en el wrapper; GSAP anima solo .hero-plane__img, asi no pisa
   la transparencia ni el anclaje). ---------- */
.hero-plane{
  /* Componente propio del avion del hero.
     Posicion / tamano / opacidad viven aca; GSAP anima solo .hero-plane__img
     (entrada) y el wrapper (paralaje Y), sin pisar estos tokens. */
  --hero-plane-x:-30px;          /* desktop: offset desde la derecha */
  --hero-plane-y:20px;           /* desktop: offset desde arriba */
  --hero-plane-base-size:clamp(420px,90vw,1210px);
  --hero-plane-scale:1.35;       /* Multiplicador de tamano (1 = tamano base). */
  --hero-plane-size:calc(var(--hero-plane-base-size) * var(--hero-plane-scale));
  --hero-plane-flip:1;           /* -1 invierte horizontalmente. */
  --hero-plane-rotate:0deg;
  --hero-plane-opacity:1;
  position:absolute;
  right:var(--hero-plane-x);
  top:var(--hero-plane-y);
  width:var(--hero-plane-size);
  z-index:1;
  opacity:var(--hero-plane-opacity);
  pointer-events:none;
}
.hero-plane__img{
  display:block;width:100%;height:auto;
  scale:var(--hero-plane-flip) 1;
  rotate:var(--hero-plane-rotate);
}

/* ---------- Stats bar (floats between hero & about-split) ---------- */
.stats-wrap{
  position:relative;z-index:6;background:transparent;
  margin-top:-72px;margin-bottom:-72px;
}
.stats-bar{
  background:var(--navy-2);border-radius:var(--radius-lg);
  display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-md);
  padding:var(--space-lg) var(--space-xl);color:var(--cream);
  box-shadow:0 26px 50px rgba(0,0,0,.28);
}
.stat{display:flex;align-items:center;gap:var(--space-sm)}
.stat .ic{width:60px;height:60px;color:var(--cream)}
.stat strong{display:block;font-family:var(--ff-head);font-weight:700;font-size:1.7rem;line-height:1}
.stat span{font-size:var(--fs-sm);color:var(--cream)}

/* ============================================================
   ACERCA DEL CONGRESO (split)
   ============================================================ */
.about-split{display:grid;grid-template-columns:1fr 1fr}
.about-left{background:var(--cream)}
.about-right{background:var(--orange-dark)}
.about-left-inner{max-width:628px;margin-left:auto;padding:var(--section-y-lg) var(--space-xl) var(--section-y) var(--space-lg)}
.about-right-inner{max-width:628px;padding:var(--section-y-lg) var(--space-lg) var(--section-y) var(--space-xl)}
.about-left-inner p{font-size:var(--fs-body);margin:0 0 var(--space-md)}
.about-left .btn{margin-bottom:var(--space-xl)}
.h-invitation{
  font-family:var(--ff-head);font-weight:700;text-transform:uppercase;
  color:var(--cream);font-size:var(--fs-h3);line-height:1.05;margin:0 0 .4em;text-wrap:balance;
}
.about-right-inner p{color:var(--cream);font-size:var(--fs-body);margin:0 0 var(--space-md)}
.partners{display:flex;align-items:center;gap:var(--space-md);flex-wrap:wrap;margin-bottom:var(--space-md)}
.partners img{height:38px;width:auto;object-fit:contain}
.gov-line{display:flex;align-items:center;gap:var(--space-sm);flex-wrap:wrap}
.gov-text{font-size:.72rem;color:var(--navy);line-height:1.2}
.gov-text strong{font-weight:700}
.gov-sep{width:1px;height:30px;background:rgba(13,33,55,.3)}
.gov-logo{height:25px;width:auto;object-fit:contain}
.video-frame{
  background:#0a0a0a;border-radius:var(--radius);aspect-ratio:16/9;width:100%;
  display:flex;align-items:center;justify-content:center;position:relative;
}
.play-btn{
  width:66px;height:66px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(217,90,48,.92);color:#fff;display:flex;align-items:center;justify-content:center;
  transition:background-color .18s,transform .18s;
}
.play-btn:hover{background:var(--orange);transform:scale(1.06)}
.play-btn img{width:38px;height:38px;object-fit:contain}

/* ============================================================
   ACERCA DEL XI CONGRESO
   ============================================================ */
.about-congress{position:relative;background:var(--navy);color:var(--cream);overflow:hidden;padding:var(--section-y) 0 0}
.about-congress-inner{position:relative;z-index:2;max-width:var(--container)}
.about-congress-text{max-width:830px}
.about-congress-text .h-section{margin-bottom:.6em}
.about-congress-text .h-section .orange{display:block;font-size:.62em;line-height:1.05;margin-top:.15em}
.about-congress-text p{color:var(--cream);font-size:var(--fs-body);margin:0 0 var(--space-md);max-width:65ch}
.about-congress-text strong{font-weight:700}
.about-congress-bg{
  /* Fondo a sangre completa: fija el avion a los bordes reales de la pantalla
     en vez de a los limites del .container (max-width 1320px), para que no
     quede "atrapado" dentro del layout centrado. */
  position:absolute;top:0;left:50%;width:100vw;height:100%;
  transform:translateX(-50%);overflow:hidden;z-index:1;pointer-events:none;
}
.plane-congress{
  /* 2. Avion de "Acerca del": mover X/Y, escala, flip y rotate desde aca.
     Usa assets/img/planes/plane-2-tight.svg (recortado sin margen transparente). */
  --plane-congress-x:-110px;
  --plane-congress-y:300px;
  --plane-congress-size:clamp(300px,42vw,820px);
  --plane-congress-flip:-1; /* -1 invierte horizontalmente, 1 vuelve a la orientacion original. */
  --plane-congress-rotate:0deg;
  position:absolute;right:var(--plane-congress-x);top:var(--plane-congress-y);
  width:var(--plane-congress-size);opacity:var(--plane-opacity);
  scale:var(--plane-congress-flip) 1;rotate:var(--plane-congress-rotate);
}
.feature-cards{
  display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-md);margin-top:var(--space-2xl);position:relative;z-index:2;
}
.feature-card{
  background:var(--cream);border-radius:var(--radius);padding:var(--space-lg) var(--space-md);text-align:center;
  transition:transform .3s var(--ease-out-quart),box-shadow .3s var(--ease-out-quart);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(13,33,55,.12)}
.feature-ic{
  display:inline-flex;color:var(--navy);margin-bottom:var(--space-sm);
}
.feature-ic img{width:88px;height:98px;object-fit:contain}
.feature-ic-orange{color:var(--orange)}
.feature-card h4{font-family:var(--ff-head);font-weight:700;color:var(--navy);font-size:var(--fs-h4);margin:0 0 .3em}
.feature-card p{color:var(--navy);font-size:var(--fs-sm);margin:0}

/* ============================================================
   REDEFINIENDO EL FUTURO
   ============================================================ */
.redefining{background:var(--navy);color:var(--cream);padding:var(--section-y-lg) 0 var(--section-y)}
.redefining-inner{display:grid;grid-template-columns:1fr 320px;gap:var(--space-xl);align-items:start}
.redefining-text p{color:var(--cream);font-size:var(--fs-body);margin:0 0 var(--space-md);max-width:65ch}
.redefining-lockup{height:150px;width:auto;margin-top:var(--space-md)}
.redefining-side{display:flex;justify-content:flex-end}
.redefining-verticaltype{height:640px;width:auto}

/* ============================================================
   CONTENIDO ACADEMICO
   ============================================================ */
.content-academic{background:var(--cream);padding:var(--section-y) 0}
.academic-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-md);margin-top:var(--space-lg)}
.academic-card{
  background:var(--cream-2);border-radius:var(--radius);padding:var(--space-lg);
  display:flex;align-items:center;gap:var(--space-md);box-shadow:0 1px 0 rgba(13,33,55,.04);
  transition:transform .3s var(--ease-out-quart),box-shadow .3s var(--ease-out-quart);
}
.academic-card:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(13,33,55,.1)}
.academic-ic{
  flex:none;width:112px;height:112px;border-radius:50%;background:var(--navy);
  display:flex;align-items:center;justify-content:center;color:var(--cream);
}
.academic-ic img{width:62px;height:62px;object-fit:contain}
.academic-heart-white{width:62px;height:62px;background:var(--cream);display:block;-webkit-mask:url("../icons/heart.svg") center/contain no-repeat;mask:url("../icons/heart.svg") center/contain no-repeat}
.academic-body{display:flex;align-items:flex-start;gap:var(--space-sm)}
.academic-num{font-family:var(--ff-head);font-weight:700;color:var(--orange);font-size:2rem;line-height:1}
.academic-body h4{
  font-family:var(--ff-head);font-weight:700;color:var(--navy);
  font-size:var(--fs-h4);line-height:1.15;margin:.15em 0 .4em;text-transform:uppercase;
}
.academic-body p{color:var(--navy);font-size:var(--fs-sm);margin:0}

/* ============================================================
   EXPO APARH
   ============================================================ */
.expo{position:relative;background:var(--navy);color:var(--cream);overflow:hidden;padding:var(--section-y) 0}
.expo-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;max-width:var(--container)}
.expo-text{max-width:780px}
.expo-subtitle{font-family:var(--ff-body);font-weight:700;text-transform:uppercase;color:var(--cream);font-size:var(--fs-label);letter-spacing:.02em;margin:0 0 var(--space-sm)}
.expo-text p{color:var(--cream);font-size:var(--fs-body);margin:0 0 var(--space-md)}
.expo-list{margin:0 0 var(--space-md);padding-left:0}
.expo-list li{position:relative;padding-left:22px;color:var(--cream);margin-bottom:var(--space-2xs);font-size:var(--fs-body)}
.expo-list li::before{content:"•";position:absolute;left:4px;color:var(--cream)}
.expo .btn{margin-top:var(--space-2xs)}
.expo-bg{
  /* Fondo a sangre completa: fija el avion a los bordes reales de la pantalla
     en vez de a los limites del .container (max-width 1320px). */
  position:absolute;top:0;left:50%;width:100vw;height:100%;
  transform:translateX(-50%);overflow:hidden;z-index:1;pointer-events:none;
}
.plane-expo{
  /* Ajustes del avion de Expo: mover X/Y, escala, flip y rotate desde aca.
     Y se mide desde ABAJO (0 = tocando el borde inferior de la seccion). */
  --plane-expo-x:-30px;
  --plane-expo-y:-140px;
  --plane-expo-size:clamp(300px,50vw,860px);
  --plane-expo-flip:-1; /* -1 invierte horizontalmente, 1 vuelve a la orientacion original. */
  --plane-expo-rotate:0deg;
  position:absolute;right:var(--plane-expo-x);bottom:var(--plane-expo-y);
  width:var(--plane-expo-size);opacity:var(--plane-opacity);
  scale:var(--plane-expo-flip) 1;rotate:var(--plane-expo-rotate);
}

/* ============================================================
   PERFIL DE ASISTENTES
   ============================================================ */
.profile{background:var(--cream);padding:var(--section-y) 0}
.profile-inner{display:grid;grid-template-columns:1fr 1.15fr;gap:var(--space-xl);align-items:start}
.donut-block{margin-top:var(--space-lg)}
.donut{
  width:270px;height:270px;border-radius:50%;
  -webkit-mask:radial-gradient(circle,transparent 41%,#000 41.5%);
  mask:radial-gradient(circle,transparent 41%,#000 41.5%);
  margin-bottom:var(--space-lg);
}
.donut-legend li{display:flex;align-items:center;gap:var(--space-sm);font-weight:700;color:var(--navy);margin-bottom:var(--space-sm);font-size:var(--fs-body)}
.donut-legend .dot{width:22px;height:22px;border-radius:50%;flex:none}
.h-sectors{font-family:var(--ff-head);font-weight:700;text-transform:uppercase;color:var(--navy);font-size:var(--fs-h3);margin:0}
.sectors-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-md);margin-top:var(--space-2xs)}
.sector-card{
  background:var(--cream);border:1.5px solid var(--navy);border-radius:var(--radius);
  aspect-ratio:1/1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-sm);
  padding:var(--space-sm);color:var(--navy);
  transition:transform .3s var(--ease-out-quart),border-color .3s var(--ease-out-quart);
}
.sector-card:hover{transform:translateY(-4px);border-color:var(--orange)}
.sector-card img{width:88px;height:88px;object-fit:contain}
.sector-card span{font-size:var(--fs-sm);color:var(--navy);text-align:center}

/* ============================================================
   STAGES (VIVÍ LA EXPERIENCIA)
   ============================================================ */
.stages{background:var(--navy);padding:var(--section-y) 0}
.stages-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg);margin-top:var(--space-md)}
.stage-card{
  background:var(--cream);border-radius:var(--radius-lg);overflow:hidden;
  display:flex;flex-direction:column;box-shadow:0 20px 40px rgba(0,0,0,.25);
  transition:transform .3s var(--ease-out-quart);
}
.stage-card:hover{transform:translateY(-6px)}
.stage-head{
  font-family:var(--ff-head);font-weight:700;color:var(--cream);text-align:center;
  font-size:1.7rem;padding:.7em 0;border-radius:var(--radius);margin:10px;letter-spacing:.02em;
}
.stage-head-1{background:var(--orange-dark)}
.stage-head-2{background:#C9754F}
.stage-tier{padding:var(--space-md);text-align:center}
.tier-label{display:block;font-family:var(--ff-head);font-weight:600;color:var(--navy);letter-spacing:.06em;font-size:var(--fs-label);margin-bottom:.35rem}
.tier-price{display:block;font-family:var(--ff-head);font-weight:700;color:var(--navy);font-size:2rem;line-height:1;margin-bottom:.7rem}
.tier-until{display:inline-block;color:#fff;font-weight:700;font-size:var(--fs-sm);padding:.4em 1.4em;border-radius:var(--radius-pill)}
.tier-until-orange{background:#CB6242}
.tier-until-navy{background:var(--navy-2)}
.stage-divider{border-top:2px dashed var(--orange);margin:0 var(--space-md)}

/* ============================================================
   SPEAKERS
   ============================================================ */
.academic-card,.stage-card,.speaker-card,.country-flag,.sector-card,.sponsor-slot{min-width:0}

.speakers{background:var(--cream);padding:var(--section-y) 0}
.country-flags{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-md);max-width:1020px;margin:0 auto var(--space-xl)}
.country-flag{
  display:flex;align-items:center;gap:var(--space-sm);background:var(--cream);
  border:1.5px solid var(--orange);border-radius:var(--radius-sm);padding:.8em 1.2em;
  font-family:var(--ff-body);font-weight:500;font-size:var(--fs-body);color:var(--navy);
  transition:transform .28s var(--ease-out-quart),background-color .28s var(--ease-out-quart),box-shadow .28s var(--ease-out-quart);
}
.country-flag .flag{font-size:1.5rem;line-height:1}
.country-flag .flag-img{
  width:30px;height:22px;object-fit:cover;border-radius:2px;box-shadow:0 0 0 1px rgba(13,33,55,.12);
  transition:transform .28s var(--ease-out-quart),box-shadow .28s var(--ease-out-quart);
}
.country-flag:hover{transform:translateY(-3px);background:#fff;box-shadow:0 10px 22px rgba(13,33,55,.09)}
.country-flag:hover .flag-img{transform:scale(1.08) rotate(-2deg);box-shadow:0 6px 14px rgba(13,33,55,.16)}
.speakers-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-lg)}
.speaker-card{position:relative;border-radius:var(--radius);transition:transform .3s var(--ease-out-quart)}
.speaker-card::before{
  content:"";position:absolute;inset:10px -10px -10px 10px;background:var(--orange);border-radius:var(--radius);z-index:0;
  opacity:0;transform:translate(-8px,8px);transition:opacity .3s var(--ease-out-quart),transform .3s var(--ease-out-quart);
}
.speaker-card:hover{transform:translateY(-4px)}
.speaker-card:hover::before{opacity:1;transform:translate(0,0)}
.speaker-photo{
  position:relative;z-index:1;aspect-ratio:3/3.4;border-radius:var(--radius) var(--radius) 0 0;
  background:linear-gradient(135deg,#5a5550,#3e3a37);display:block;overflow:hidden;
  transition:filter .3s var(--ease-out-quart);
}
.speaker-card:hover .speaker-photo{filter:saturate(1.08) contrast(1.04)}
.speaker-flag{position:absolute;top:14px;left:14px;width:30px;height:21px;object-fit:cover;border-radius:2px;box-shadow:0 0 0 1px rgba(255,255,255,.5);transition:transform .3s var(--ease-out-quart)}
.speaker-card:hover .speaker-flag{transform:scale(1.08)}
.speaker-info{
  position:relative;z-index:1;background:var(--navy-2);color:var(--cream);
  border-radius:0 0 var(--radius) var(--radius);text-align:center;padding:var(--space-sm) var(--space-xs);
}
.speaker-info h4{
  font-family:var(--ff-head);font-weight:700;font-size:1rem;letter-spacing:.04em;margin:0 0 .2em;
  transition:color .28s var(--ease-out-quart),letter-spacing .28s var(--ease-out-quart),transform .28s var(--ease-out-quart);
}
.speaker-card:hover .speaker-info h4{color:var(--orange);letter-spacing:.07em;transform:translateY(-1px)}
.speaker-info p{margin:0;font-size:var(--fs-sm);color:var(--cream)}

/* ============================================================
   REVIVÍ LA EXPERIENCIA
   ============================================================ */
.relive{
  position:relative;background:var(--orange-dark);color:var(--cream);
  overflow:hidden; /* Avion: permite que el rastro continue sin cortarse. */
  padding:var(--section-y) 0;z-index:1;
}
.relive-inner{position:relative;z-index:3}
.relive .section-lead{margin-bottom:var(--space-lg)}
.video-frame-lg{max-width:760px;margin:0 auto}
.plane-relive{
  /* Ajustes del avion de "Reviví": mover X/Y, escala, flip y rotate desde aca. */
  --plane-relive-x:172px;
  --plane-relive-y:-480px;
  --plane-relive-size:clamp(240px,38vw,520px);
  --plane-relive-flip:1; /* 1 orientacion original, -1 invierte horizontalmente. */
  --plane-relive-rotate:0deg;
  position:absolute;right:var(--plane-relive-x);bottom:var(--plane-relive-y);
  width:var(--plane-relive-size);z-index:2;opacity:var(--plane-opacity);pointer-events:none;
  scale:var(--plane-relive-flip) 1;rotate:var(--plane-relive-rotate);
}

/* ============================================================
   PATROCINADORES Y ALIADOS
   ============================================================ */
.sponsors{background:var(--cream);padding:var(--section-y) 0}
.sponsor-tier-title{
  text-align:center;font-family:var(--ff-head);font-weight:700;letter-spacing:.08em;
  color:var(--navy-2);font-size:var(--fs-label);margin:var(--space-xl) 0 var(--space-md);
}
.sponsor-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:var(--space-md);justify-items:center}
.sponsor-slot{
  width:100%;max-width:190px;aspect-ratio:5/3.6;background:#fff;border-radius:var(--radius);
  box-shadow:0 2px 10px rgba(13,33,55,.05);
}
.sponsor-cta{
  display:flex;align-items:center;justify-content:center;gap:var(--space-lg);flex-wrap:wrap;margin-top:var(--space-2xl);
}
.sponsor-cta span{font-size:var(--fs-lead);color:var(--navy-2);font-weight:500}
.sponsor-cta .btn{padding:.9em 2.6em}

/* ============================================================
   INSCRIPCIÓN
   ============================================================ */
.register{position:relative;z-index:2;color:var(--cream);padding:var(--section-y) 0}
.register-inner{position:relative;z-index:2;display:grid;grid-template-columns:.85fr 1.15fr;gap:var(--space-xl);align-items:start}
.register-left .h-section{margin-bottom:.5em}
.register-left>p{color:var(--cream);font-size:var(--fs-body);max-width:420px;margin:0 0 var(--space-lg)}
.bank-card{border:1.5px solid rgba(242,237,228,.35);border-radius:var(--radius);padding:var(--space-md);max-width:460px}
.bank-card h4{font-family:var(--ff-head);font-weight:700;letter-spacing:.03em;color:var(--cream);font-size:var(--fs-label);margin:0 0 var(--space-sm)}
.bank-row{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-xs) 0;border-bottom:1px solid rgba(242,237,228,.15)}
.bank-row:last-child{border-bottom:0}
.bank-row img{width:34px;height:34px;object-fit:contain;flex:none}
.bank-k{display:block;font-weight:700;font-size:var(--fs-xs);letter-spacing:.04em;color:var(--cream)}
.bank-v{display:block;font-size:var(--fs-xs);color:var(--steel)}

.register-form{background:var(--cream);border-radius:var(--radius-lg);padding:var(--space-xl);color:var(--navy)}
.register-form fieldset{border:0;padding:0;margin:0 0 var(--space-md)}
.register-form legend{font-family:var(--ff-head);font-weight:700;color:var(--navy-2);font-size:1.35rem;text-transform:uppercase;padding:0;margin-bottom:var(--space-sm)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-sm)}
.field{display:flex;flex-direction:column;gap:var(--space-2xs)}
.field-full{grid-column:1/-1}
.field span{font-size:var(--fs-sm);color:var(--navy)}
.field input{
  border:1.5px solid var(--navy);border-radius:var(--radius-sm);background:transparent;
  padding:.85em 1em;font-family:var(--ff-body);font-size:1rem;color:var(--navy);width:100%;
}
.field input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(217,90,48,.15)}
.check{display:flex;align-items:flex-start;gap:var(--space-xs);font-size:var(--fs-sm);color:var(--navy-2);margin-bottom:var(--space-sm);cursor:pointer}
.check input{position:absolute;opacity:0;width:0;height:0}
.check .box{width:22px;height:22px;border:1.5px solid var(--navy);border-radius:var(--radius-xs);flex:none;position:relative;transition:background-color .15s,border-color .15s}
.check input:checked+.box{background:var(--orange);border-color:var(--orange)}
.check input:checked+.box::after{content:"";position:absolute;left:7px;top:3px;width:5px;height:10px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.check input:focus-visible+.box{box-shadow:0 0 0 3px rgba(217,90,48,.25)}
.register-form .btn-block{margin-top:var(--space-2xs);padding:1em}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{position:relative;z-index:2;color:var(--cream);padding:var(--section-y) 0}
.footer-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr 1fr 1fr 1fr 1fr;gap:var(--space-lg);align-items:start}

/* ---------- Avion compartido entre "Inscripción" y el Footer ---------- */
.register-footer-wrap{position:relative;background:var(--navy);overflow:hidden}
.register-footer-bg{
  /* Fondo a sangre completa que abarca AMBAS secciones, para que el avion
     pueda arrancar en el footer y terminar dentro de "Inscripción" sin
     quedar cortado por el limite de una sola seccion. */
  position:absolute;inset:0;left:50%;width:100vw;
  transform:translateX(-50%);z-index:1;pointer-events:none;
}
.plane-footer{
  /* Avion que conecta el footer con "Inscripción": mover X/Y, tamaño, flip
     y rotate desde aca. Usa plane-2-tight.svg (recortado, sin margen
     transparente). Y se mide desde ABAJO del wrap (0 = tocando el borde
     inferior del footer). */
  --plane-footer-x:-60px;
  --plane-footer-y:-50px;
  --plane-footer-size:clamp(300px,44vw,760px);
  --plane-footer-flip:1; /* 1 orientacion original, -1 invierte horizontalmente. */
  --plane-footer-rotate:0deg;
  position:absolute;left:var(--plane-footer-x);bottom:var(--plane-footer-y);
  width:var(--plane-footer-size);opacity:var(--plane-opacity);
  scale:var(--plane-footer-flip) 1;rotate:var(--plane-footer-rotate);
}
.footer-brand{grid-column:1;align-self:start}
.footer-brand img{height:120px;width:auto}
.footer-col h5{font-family:var(--ff-head);font-weight:700;letter-spacing:.06em;color:var(--cream);font-size:1rem;margin:0 0 var(--space-sm)}
.footer-col a{display:block;color:var(--cream);font-size:1rem;margin-bottom:var(--space-xs);transition:color .15s}
.footer-col a:hover{color:var(--orange)}
.footer-mail{text-decoration:underline;text-underline-offset:3px}
.footer-origin{display:flex;flex-direction:column;align-items:flex-end;justify-content:flex-end;text-align:right;gap:var(--space-lg)}
.footer-origin img{height:150px;width:auto}
.footer-origin span{font-family:var(--ff-head);font-weight:700;color:var(--cream);letter-spacing:.03em;line-height:1.1;font-size:1rem}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1439px){
  /* Laptop: entre este ancho y el breakpoint de tablet, la columna de texto
     del hero se angosta y envuelve mas lineas (la seccion se alarga), asi
     que el avion -anclado cerca del top- queda visualmente muy arriba.
     Se lo baja y se reduce un poco el multiplicador de tamano. */
  .hero-plane{--hero-plane-y:170px;--hero-plane-scale:1.1}
}
@media (max-width:1080px){
  .footer-inner{grid-template-columns:1fr 1fr 1fr;gap:var(--space-xl) var(--space-lg)}
  .footer-brand{grid-column:auto;align-self:start}
  .footer-origin{grid-column:span 3;align-items:flex-start;text-align:left;flex-direction:row;gap:var(--space-md);align-items:center}
  .footer-origin img{height:110px}
  .redefining-verticaltype{height:520px}
}
@media (max-width:900px){
  .container{padding:0 var(--space-md)}
  .nav-toggle{display:flex}
  .header-cta{display:none}
  .main-nav{justify-content:flex-start}
  .nav-list{
    position:absolute;left:0;right:0;top:100%;background:var(--navy);
    flex-direction:column;align-items:flex-start;gap:0;padding:8px var(--space-md) var(--space-md);
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .25s ease,transform .25s ease,visibility .25s;
    box-shadow:0 20px 30px rgba(0,0,0,.25);
  }
  .nav-list.open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-list li{width:100%;padding:12px 0;border-bottom:1px solid rgba(242,237,228,.1)}
  .nav-cta-mobile{display:block;border-bottom:0!important;padding-top:16px!important}
  .header-inner{justify-content:space-between}

  .hero{padding:var(--section-y) 0 var(--section-y)}
  .hero-inner{grid-template-columns:1fr}
  .hero-side{display:none}
  .hero-lockup{height:110px}

  /* Aviones (resto del sitio): velo de transparencia compartido. */
  .plane-congress,.plane-expo,.plane-relive,.plane-footer{opacity:var(--plane-opacity-mobile)}
  .plane-congress{--plane-congress-x:-24px;--plane-congress-y:60px;--plane-congress-size:min(105%,660px)}
  .plane-expo{--plane-expo-x:-24px;--plane-expo-size:min(110%,700px)}
  .plane-relive{--plane-relive-x:-16px;--plane-relive-y:-140px;--plane-relive-size:min(78%,460px)}
  .plane-footer{--plane-footer-x:-24px;--plane-footer-size:min(105%,700px)}

  /* Hero plane (mobile): componente independiente — abajo-izquierda,
     grande, velo propio para no tapar tipografia/CTAs.
     Ajustar solo estos 4 tokens:
       --hero-plane-size      tamano
       --hero-plane-opacity   transparencia (0–1)
       --hero-plane-nudge-x   empuje extra a la izquierda (0 = solo margen SVG)
       --hero-plane-nudge-y   empuje extra hacia abajo
     plane-2.svg (1491x1545) trae ~22% margen izq / ~17.5% abajo; el calc
     base los saca de pantalla para que el dibujo visible toque el borde.
     Nudges bajos: el rastro naranja debe quedar en la esquina, no fuera. */
  .hero-plane{
    top:auto;right:auto;
    --hero-plane-size:min(170vw,1020px);
    --hero-plane-opacity:.14;
    --hero-plane-nudge-x:0.04;
    --hero-plane-nudge-y:0.10;
    left:calc(var(--hero-plane-size) * (-0.22 - var(--hero-plane-nudge-x)));
    bottom:calc(var(--hero-plane-size) * 1545 / 1491 * (-0.175 - var(--hero-plane-nudge-y)));
  }

  .stats-wrap{margin-top:0;margin-bottom:0}
  .stats-bar{grid-template-columns:1fr 1fr;gap:var(--space-lg) var(--space-sm);padding:var(--space-md)}
  .stat{gap:var(--space-xs)}
  .stat .ic{width:44px;height:44px}
  .stat strong{font-size:1.4rem}

  .about-split{grid-template-columns:1fr}
  .about-left-inner,.about-right-inner{max-width:none;margin:0;padding:var(--section-y) var(--space-md)}

  .feature-cards{grid-template-columns:1fr 1fr}

  .redefining-inner{grid-template-columns:1fr}
  .redefining-side{justify-content:center;margin-top:var(--space-md)}
  .redefining-verticaltype{height:420px}

  .academic-grid{grid-template-columns:1fr}

  .profile-inner{grid-template-columns:1fr;gap:var(--space-xl)}
  .donut{margin-left:auto;margin-right:auto}

  .stages-grid{grid-template-columns:1fr;max-width:460px;margin-left:auto;margin-right:auto}

  .country-flags{grid-template-columns:1fr 1fr}
  .speakers-grid{grid-template-columns:1fr 1fr}

  /* !important: main.js fija grid-template-columns inline segun data-cols
     (7/6/7/7, pensado para desktop); sin esto el breakpoint no puede
     angostar la grilla y los cuadros de auspiciantes quedan diminutos. */
  .sponsor-grid{grid-template-columns:repeat(4,1fr)!important}

  .register-inner{grid-template-columns:1fr;gap:var(--space-xl)}
  .register-form{padding:var(--space-lg) var(--space-md)}

  .footer-inner{grid-template-columns:1fr 1fr}
  .footer-origin{grid-column:span 2}
}
@media (max-width:560px){
  .hero-meta{gap:var(--space-md)}
  .hero-actions .btn{width:100%}
  .stats-bar{grid-template-columns:1fr;gap:var(--space-md);padding:var(--space-md);margin-top:32px}
  .stat .ic{width:42px;height:42px}
  .stat strong{font-size:1.3rem}

  /* Mobile: cards mas compactas para evitar overflow y mejorar lectura. */
  .feature-cards{grid-template-columns:1fr;gap:var(--space-sm)}
  .feature-card{padding:var(--space-md) var(--space-sm)}
  .feature-ic{margin-bottom:var(--space-xs)}
  .feature-ic img{width:64px;height:72px}
  .feature-card h4{font-size:1rem}
  .feature-card p{font-size:.875rem}

  .academic-grid{gap:var(--space-sm)}
  .academic-card{padding:var(--space-md);gap:var(--space-sm);align-items:flex-start}
  .academic-ic{width:76px;height:76px}
  .academic-ic img,.academic-heart-white{width:42px;height:42px}
  .academic-body{gap:var(--space-xs)}
  .academic-num{font-size:1.55rem}
  .academic-body h4{font-size:.95rem;line-height:1.12}
  .academic-body p{font-size:.875rem;line-height:1.35}

  .sectors-grid{grid-template-columns:1fr 1fr;gap:var(--space-sm)}
  .sector-card{padding:var(--space-xs);gap:var(--space-xs)}
  .sector-card img{width:54px;height:54px}
  .sector-card span{font-size:.78rem;line-height:1.2}

  .stage-card{border-radius:var(--radius);box-shadow:0 12px 24px rgba(0,0,0,.18)}
  .stage-head{font-size:1.35rem;margin:8px;padding:.55em 0}
  .stage-tier{padding:var(--space-sm)}
  .tier-label{font-size:.92rem}
  .tier-price{font-size:1.55rem}
  .tier-until{font-size:.8rem;padding:.35em 1em}

  .country-flags{grid-template-columns:1fr;gap:var(--space-sm)}
  .country-flag{padding:.7em 1em;font-size:.95rem}
  .country-flag .flag-img{width:26px;height:19px}
  .speakers-grid{grid-template-columns:1fr;gap:var(--space-md)}
  .speaker-card::before{right:0}
  .speaker-info{padding:var(--space-xs)}
  .speaker-info h4{font-size:.92rem}
  .speaker-info p{font-size:.85rem}

  .sponsor-grid{grid-template-columns:repeat(3,1fr)!important;gap:var(--space-sm)}
  .sponsor-slot{max-width:none}
  .bank-card{padding:var(--space-sm)}
  .bank-row{gap:var(--space-xs);padding:10px 0}
  .bank-row img{width:28px;height:28px}
  .register-form{padding:var(--space-md)}
  .register-form legend{font-size:1.05rem}
  .field span,.check{font-size:.875rem}
  .form-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .footer-origin{grid-column:auto;flex-direction:column;align-items:flex-start}
  .sponsor-cta{flex-direction:column;gap:var(--space-sm)}
}

/* ============================================================
   MOTION — reduced motion fallback
   ============================================================ */
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}