@charset "UTF-8";
/* ==========================================================================
   Salesbumm · Clase ejecutiva de Dirección Comercial B2B
   Hoja de estilos compartida por index.html y gracias.html
   --------------------------------------------------------------------------
   Organización del archivo:
     01. Tokens de diseño
     02. Reset y base
     03. Primitivas de layout
     04. Tipografía
     05. Componentes
     06. Utilidades
     07. Responsive
   Regla: ningún valor de color, espaciado, radio o sombra se escribe
   literal fuera de la sección 01. Todo consume un token.
   ========================================================================== */

/* ==========================================================================
   01. TOKENS DE DISEÑO
   ========================================================================== */
:root{
  /* Marca */
  --navy-950:#140D33;
  --navy-900:#1C1450;
  --indigo-600:#4B3EEA;
  --indigo-500:#6759F5;
  --indigo-100:#E9E6FB;
  --lime-400:#D4F53C;
  --lime-300:#E3FA76;
  --lime-700:#7C9418;
  --cream-100:#F4EEE1;
  --cream-50:#FAF7EF;
  --white:#FFFFFF;

  /* Texto */
  --ink-900:#17132C;
  --ink-700:#3C3860;
  --ink-500:#66628A;

  /* Estados */
  --danger-600:#C2334D;
  --danger-50:#FDF2F4;
  --success-600:#1E8E5A;
  --success-50:#EFF9F4;

  /* Líneas y sombras */
  --line-soft:rgba(20,13,51,.12);
  --line-on-dark:rgba(255,255,255,.16);
  --shadow-lg:0 30px 60px -25px rgba(20,13,51,.35);
  --shadow-md:0 16px 34px -18px rgba(20,13,51,.3);

  /* Radios */
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --r-pill:999px;

  /* Tipografía */
  --font-display:'Poppins',ui-sans-serif,system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-body:'Inter',ui-sans-serif,system-ui,-apple-system,'Segoe UI',sans-serif;

  /* Espacio y medidas */
  --container:1120px;
  --pad-in:clamp(20px,5vw,64px);
  --sec-pad:clamp(64px,9vw,116px);

  /* Movimiento */
  --ease:cubic-bezier(.32,.72,.35,1);
  --dur-fast:.15s;
  --dur-base:.18s;

  /* Carrusel de logotipos */
  --reel-duration:64s;
  --reel-gap:clamp(22px,3vw,44px);
}

/* ==========================================================================
   02. RESET Y BASE
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth;}}

body{
  margin:0;
  background:var(--white);
  color:var(--ink-900);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

/* height:auto es obligatorio junto a max-width. Sin él, un <img> con
   atributos width/height conserva la altura intrínseca mientras el ancho
   se reduce, y la imagen sale estirada. Es lo que deformaba las fotos de
   los ponentes: 500x500 renderizadas a 150x500. */
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4,p{margin:0;}
strong{font-weight:600;}

:focus-visible{outline:2px solid var(--lime-400);outline-offset:3px;}
.section--light :focus-visible,
.section--cream :focus-visible{outline-color:var(--indigo-600);}

/* Enlace de salto: visible solo al navegar con teclado. */
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--navy-950);color:var(--white);
  padding:12px 20px;border-radius:0 0 var(--r-sm) 0;
  font-size:.9rem;font-weight:600;
}
.skip-link:focus{left:0;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
}

/* ==========================================================================
   03. PRIMITIVAS DE LAYOUT
   ========================================================================== */
.container{
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:var(--pad-in);
}
.container--narrow{max-width:820px;}

.section{padding-block:var(--sec-pad);}
.section--light{background:var(--white);}
.section--cream{background:var(--cream-100);}
.section--dark{background:var(--navy-950);color:var(--white);}
.section--flush-top{padding-top:0;}

.section-head{max-width:760px;margin-bottom:44px;}
.section-head p{margin-top:16px;}

/* ==========================================================================
   04. TIPOGRAFÍA
   ========================================================================== */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.76rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--navy-950);background:var(--lime-400);
  padding:8px 16px;border-radius:var(--r-pill);
}
.eyebrow--ondark{
  background:rgba(212,245,60,.14);
  color:var(--lime-400);
  border:1px solid rgba(212,245,60,.35);
}

.h1,.hero h1{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(2.15rem,1.6rem + 3vw,3.5rem);
  line-height:1.08;letter-spacing:-.015em;
}
.h2{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(1.7rem,1.4rem + 1.7vw,2.5rem);
  line-height:1.15;letter-spacing:-.01em;
  color:var(--navy-950);
}
.section--dark .h2{color:var(--white);}

.lead{
  font-size:clamp(1.02rem,.97rem + .3vw,1.15rem);
  line-height:1.65;color:var(--ink-700);
}
.section--dark .lead{color:rgba(255,255,255,.78);}

p.body{font-size:1.02rem;line-height:1.75;color:var(--ink-700);}
.section--dark p.body{color:rgba(255,255,255,.78);}

.kicker{margin-bottom:18px;}

.callout{
  font-family:var(--font-display);font-weight:600;
  font-size:clamp(1.18rem,1.05rem + .5vw,1.4rem);
  line-height:1.5;color:var(--navy-950);
  border-left:4px solid var(--indigo-600);
  padding-left:22px;
}

h3 strong{font-weight:700;color:var(--indigo-600);}

/* ==========================================================================
   05. COMPONENTES
   ========================================================================== */

/* --- Botones ------------------------------------------------------------ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font-body);font-weight:700;font-size:.96rem;
  padding:16px 30px;border-radius:var(--r-pill);border:none;
  white-space:nowrap;
  transition:transform var(--dur-base) var(--ease),
             box-shadow var(--dur-base) var(--ease),
             background var(--dur-base) var(--ease);
}
.btn--primary{background:var(--lime-400);color:var(--navy-950);}
.btn--primary:hover{
  background:var(--lime-300);
  transform:translateY(-2px);
  box-shadow:0 14px 30px -10px rgba(212,245,60,.55);
}
.btn--ghost-dark{
  background:rgba(255,255,255,.08);color:var(--white);
  border:1px solid rgba(255,255,255,.28);
}
.btn--ghost-dark:hover{background:rgba(255,255,255,.16);}
/* Un botón a todo el ancho debe poder partir su etiqueta. Con el
   white-space:nowrap heredado de .btn, en pantallas de 320 px el
   contenido del botón de WhatsApp era más ancho que el propio botón
   y se derramaba 16 px a cada lado, provocando scroll horizontal. */
.btn--block{width:100%;white-space:normal;}
.btn svg{width:18px;height:18px;flex:none;}
.btn[disabled],.btn[aria-busy="true"]{
  opacity:.6;cursor:not-allowed;transform:none;box-shadow:none;
}

/* --- Header ------------------------------------------------------------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,247,239,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.site-header__inner{
  max-width:var(--container);margin-inline:auto;
  padding:16px var(--pad-in);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.logo{display:inline-flex;align-items:center;}
.logo-img{height:38px;width:auto;}
.site-header .btn{padding:12px 22px;font-size:.86rem;}

/* --- Hero --------------------------------------------------------------- */
.hero{
  position:relative;overflow:hidden;color:var(--white);
  background:
    radial-gradient(760px 420px at 88% -10%, rgba(75,62,234,.55), transparent 60%),
    radial-gradient(600px 500px at -10% 110%, rgba(212,245,60,.08), transparent 55%),
    var(--navy-950);
  padding-top:clamp(56px,8vw,96px);
  padding-bottom:clamp(48px,7vw,76px);
}
.hero::before{
  content:'';position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px, transparent 1.4px);
  background-size:26px 26px;
  -webkit-mask-image:linear-gradient(to bottom, rgba(0,0,0,.55), transparent 65%);
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.55), transparent 65%);
}
.hero__inner{position:relative;max-width:var(--container);margin-inline:auto;padding-inline:var(--pad-in);}
.hero__content{max-width:760px;}
.hero h1{margin:20px 0 22px;}
.hero__sub{
  font-size:clamp(1.04rem,1rem + .3vw,1.2rem);
  line-height:1.65;color:rgba(255,255,255,.82);max-width:640px;
}
.hero__meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;
  margin:30px 0 32px;font-size:.94rem;color:rgba(255,255,255,.9);font-weight:500;
}
.hero__meta .dotsep{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.4);flex:none;}
.hero__cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:16px;}
.hero__small{font-size:.86rem;color:rgba(255,255,255,.62);}

/* --- Video: facade de Vimeo ---------------------------------------------
   El iframe real solo se inyecta al primer clic (assets/js/main.js).
   Hasta entonces se muestra el póster, que pesa una fracción del embed.
   Si el JS falla, .video-facade__link sigue funcionando como enlace a Vimeo.
   ------------------------------------------------------------------------ */
.video-wrap{max-width:var(--container);margin-inline:auto;padding-inline:var(--pad-in);}
.video-frame{
  position:relative;aspect-ratio:16/9;
  border-radius:var(--r-lg);overflow:hidden;
  background:#0A0818;box-shadow:var(--shadow-lg);
}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0;}

.video-facade{
  position:absolute;inset:0;width:100%;height:100%;
  padding:0;border:0;background:none;
  display:block;cursor:pointer;
}
.video-facade__img{width:100%;height:100%;object-fit:cover;}
.video-facade__play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:clamp(64px,9vw,88px);height:clamp(64px,9vw,88px);
  border-radius:50%;
  background:var(--lime-400);color:var(--navy-950);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 18px 40px -12px rgba(20,13,51,.6);
  transition:transform var(--dur-base) var(--ease), background var(--dur-base) var(--ease);
}
.video-facade__play svg{width:34%;height:34%;margin-left:8%;}
.video-facade:hover .video-facade__play,
.video-facade:focus-visible .video-facade__play{
  transform:translate(-50%,-50%) scale(1.07);
  background:var(--lime-300);
}
.video-facade::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to top, rgba(20,13,51,.45), transparent 55%);
  pointer-events:none;
}
.video-facade__link{
  position:absolute;left:50%;bottom:18px;transform:translateX(-50%);
  z-index:2;font-size:.82rem;color:rgba(255,255,255,.85);
  text-decoration:underline;
}

/* --- Sección problema ---------------------------------------------------- */
.problem-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:start;}
.problem-grid .body + .body{margin-top:16px;}
.problem-list{list-style:none;margin-top:26px;display:grid;gap:14px;}
.problem-list li{
  display:flex;gap:14px;align-items:flex-start;
  font-size:1.01rem;line-height:1.6;color:var(--ink-700);
  background:var(--white);border:1px solid var(--line-soft);
  border-radius:var(--r-sm);padding:16px 18px;
}
.problem-list .bullet{flex:none;width:8px;height:8px;border-radius:50%;background:var(--indigo-600);margin-top:9px;}
.problem-close{margin-top:28px;padding-top:28px;border-top:1px solid var(--line-soft);}

/* --- Tarjetas de beneficio ---------------------------------------------- */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.benefit-card{
  background:var(--cream-50);border:1px solid var(--line-soft);
  border-radius:var(--r-md);padding:32px 28px;
}
.benefit-card__icon{
  width:52px;height:52px;border-radius:50%;
  background:var(--indigo-100);color:var(--indigo-600);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.benefit-card__icon svg{width:24px;height:24px;}
.benefit-card h3{
  font-family:var(--font-display);font-weight:600;font-size:1.2rem;
  color:var(--navy-950);margin-bottom:10px;
}
.benefit-card p{font-size:.98rem;line-height:1.65;color:var(--ink-700);}

/* --- Arquitectura del sistema ------------------------------------------- */
.system-intro{max-width:680px;margin-bottom:52px;}
.system-grid{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:44px 28px;}
.system-item{position:relative;}
.system-icon{
  position:relative;z-index:2;width:64px;height:64px;border-radius:50%;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;
  color:var(--lime-400);margin-bottom:18px;
}
.system-icon svg{width:27px;height:27px;}
.system-item h3{font-family:var(--font-display);font-weight:600;font-size:1.15rem;margin-bottom:8px;}
.system-item p{font-size:.95rem;line-height:1.6;color:rgba(255,255,255,.7);}
.system-close{margin-top:52px;padding-top:32px;border-top:1px solid var(--line-on-dark);max-width:820px;}

/* --- Agenda -------------------------------------------------------------- */
.agenda{list-style:none;max-width:820px;}
.agenda-item{position:relative;display:flex;gap:22px;padding-bottom:38px;}
.agenda-item:last-child{padding-bottom:0;}
.agenda-item:not(:first-child)::before{
  content:'';position:absolute;top:-26px;left:24px;
  width:2px;height:26px;background:var(--line-soft);
}
.agenda-num{
  flex:none;width:48px;height:48px;border-radius:50%;
  background:var(--navy-950);color:var(--lime-400);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:700;font-size:.98rem;
}
.agenda-body h3{
  font-family:var(--font-display);font-weight:600;font-size:1.12rem;
  color:var(--navy-950);margin-bottom:8px;
}
.agenda-body p{font-size:.98rem;line-height:1.65;color:var(--ink-700);}

/* --- Comparativa "es / no es para ti" ------------------------------------ */
.fit-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.fit-card{border-radius:var(--r-md);padding:32px;}
.fit-card--yes{background:var(--indigo-100);border:1px solid rgba(75,62,234,.18);}
.fit-card--no{background:var(--cream-50);border:1px solid var(--line-soft);}
.fit-card h3{
  font-family:var(--font-display);font-weight:600;font-size:1.15rem;
  margin-bottom:20px;color:var(--navy-950);
}
.fit-card ul{list-style:none;display:grid;gap:14px;}
.fit-card li{display:flex;gap:12px;align-items:flex-start;font-size:.98rem;line-height:1.55;color:var(--ink-700);}
.fit-card__mark{
  flex:none;width:22px;height:22px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;margin-top:1px;
}
.fit-card--yes .fit-card__mark{background:var(--indigo-600);color:var(--white);}
.fit-card--no .fit-card__mark{background:rgba(20,13,51,.1);color:var(--ink-500);}
.fit-card__mark svg{width:12px;height:12px;}

/* --- Experiencia de implementación --------------------------------------- */
.impl-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}

/* --- Carrusel de logotipos de clientes -----------------------------------
   Marquee CSS puro. Cada fila contiene el juego de logotipos DOS veces:
   la segunda copia lleva aria-hidden y solo existe para que el bucle
   sea continuo al desplazar el track un -50%.
   - Se pausa al pasar el cursor y al recibir foco de teclado.
   - Con prefers-reduced-motion la animación se desactiva y la fila
     pasa a ser desplazable a mano, para no ocultar contenido.
   ------------------------------------------------------------------------ */
.logo-reel{margin-top:52px;}
.logo-reel__viewport{
  position:relative;
  overflow:hidden;
  padding-block:6px;
  -webkit-mask-image:linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
  mask-image:linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
}
.logo-reel__viewport + .logo-reel__viewport{margin-top:clamp(14px,2.5vw,26px);}

.logo-reel__track{
  display:flex;
  align-items:center;
  gap:var(--reel-gap);
  width:max-content;
  padding-right:var(--reel-gap);
  animation:logo-reel-scroll var(--reel-duration) linear infinite;
  will-change:transform;
}
.logo-reel__track--reverse{animation-direction:reverse;}

.logo-reel__viewport:hover .logo-reel__track,
.logo-reel__viewport:focus-within .logo-reel__track{animation-play-state:paused;}

.logo-reel__item{
  flex:none;
  width:clamp(136px,16vw,196px);
  height:clamp(66px,8.5vw,94px);
  display:flex;align-items:center;justify-content:center;
}
.logo-reel__item img{
  max-width:100%;max-height:100%;
  width:auto;height:auto;
  object-fit:contain;
  opacity:.85;
  transition:opacity var(--dur-base) var(--ease);
}
.logo-reel__item img:hover{opacity:1;}

@keyframes logo-reel-scroll{
  from{transform:translate3d(0,0,0);}
  to{transform:translate3d(-50%,0,0);}
}

@media (prefers-reduced-motion:reduce){
  .logo-reel__viewport{
    overflow-x:auto;
    -webkit-mask-image:none;mask-image:none;
    scrollbar-width:thin;
  }
  .logo-reel__track{animation:none;}
}

.logo-reel__note{
  margin-top:clamp(20px,3vw,30px);
  font-size:.86rem;line-height:1.55;color:var(--ink-500);text-align:center;
}

/* --- Ponentes ------------------------------------------------------------ */
.speaker-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;}
.speaker-card{display:grid;grid-template-columns:150px 1fr;gap:24px;align-items:start;}
.speaker-photo{width:150px;}
.speaker-photo img{filter:drop-shadow(0 16px 28px rgba(20,13,51,.28));}
.speaker-card h3{font-family:var(--font-display);font-weight:700;font-size:1.25rem;color:var(--navy-950);}
.speaker-role{display:block;font-size:.86rem;font-weight:600;color:var(--indigo-600);margin:4px 0 12px;}
.speaker-card p{font-size:.94rem;line-height:1.65;color:var(--ink-700);margin-bottom:10px;}
.speaker-card p:last-child{margin-bottom:0;}

/* --- Registro y formulario ----------------------------------------------- */
.register-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start;}
.register-recap h3{
  font-family:var(--font-display);font-weight:600;font-size:1.3rem;
  line-height:1.35;margin:16px 0 26px;color:var(--white);
}
.recap-list{list-style:none;display:grid;gap:14px;}
.recap-list li{display:flex;gap:12px;align-items:flex-start;font-size:.98rem;color:rgba(255,255,255,.85);}
.recap-list svg{flex:none;width:19px;height:19px;color:var(--lime-400);margin-top:2px;}
.tz-note{margin-top:16px;font-size:.84rem;color:rgba(255,255,255,.55);}

.form-card{
  background:var(--white);border-radius:var(--r-lg);
  padding:clamp(26px,4vw,44px);box-shadow:var(--shadow-lg);
}
.field{margin-bottom:20px;}
.field label{display:block;font-size:.86rem;font-weight:600;color:var(--ink-700);margin-bottom:8px;}
.field .req{color:var(--indigo-600);}
.field input,.field textarea{
  width:100%;
  border:1.5px solid var(--line-soft);border-radius:var(--r-sm);
  padding:13px 15px;font-size:.98rem;
  color:var(--ink-900);background:var(--cream-50);
  transition:border-color var(--dur-fast) var(--ease),
             background var(--dur-fast) var(--ease),
             box-shadow var(--dur-fast) var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-500);opacity:.7;}
.field input:focus,.field textarea:focus{
  border-color:var(--indigo-600);background:var(--white);outline:none;
  box-shadow:0 0 0 3px rgba(75,62,234,.14);
}
.field textarea{resize:vertical;min-height:88px;}

/* Estado de error por campo. Se activa desde JS con aria-invalid,
   nunca solo con :invalid, para no marcar en rojo campos que el
   usuario todavía no ha tocado. */
.field input[aria-invalid="true"],
.field textarea[aria-invalid="true"]{
  border-color:var(--danger-600);
  background:var(--danger-50);
}
.field input[aria-invalid="true"]:focus,
.field textarea[aria-invalid="true"]:focus{box-shadow:0 0 0 3px rgba(194,51,77,.16);}
.field-error{
  display:none;margin-top:7px;
  font-size:.82rem;font-weight:500;color:var(--danger-600);
}
.field-error:not(:empty){display:block;}

/* Honeypot: invisible para personas, rellenable por bots. No usa
   display:none porque muchos bots ignoran los campos ocultos así. */
.hp-field{
  position:absolute;left:-9999px;top:auto;
  width:1px;height:1px;overflow:hidden;
}

.form-foot{margin-top:6px;}
.form-small{font-size:.82rem;line-height:1.6;color:var(--ink-500);margin-top:16px;}
.form-small a{text-decoration:underline;color:var(--ink-700);}
.form-small + .form-small{margin-top:10px;}

/* Mensaje global del formulario (error de red, error de servidor). */
.form-status{
  margin-top:16px;padding:14px 16px;border-radius:var(--r-sm);
  font-size:.9rem;line-height:1.55;
}
.form-status:empty{display:none;}
.form-status--error{background:var(--danger-50);color:var(--danger-600);border:1px solid rgba(194,51,77,.25);}
.form-status--success{background:var(--success-50);color:var(--success-600);border:1px solid rgba(30,142,90,.25);}

/* Spinner del botón mientras se envía. */
.btn__spinner{
  width:16px;height:16px;flex:none;
  border:2px solid rgba(20,13,51,.25);
  border-top-color:var(--navy-950);
  border-radius:50%;
  animation:btn-spin .7s linear infinite;
}
@keyframes btn-spin{to{transform:rotate(360deg);}}

/* --- Footer -------------------------------------------------------------- */
.site-footer{padding:64px 0 30px;}
.footer-grid{
  display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid var(--line-on-dark);
}
/* Logotipo del pie. Es la versión en blanco sobre el fondo navy.
   El archivo mide 178x98 px, así que se muestra a 148 px de ancho como
   máximo: por encima de eso se empieza a notar el reescalado en pantallas
   de alta densidad. Si el cliente entrega el vectorial (SVG) o un PNG más
   grande, se puede subir ese límite. */
.footer-logo-img{
  width:clamp(124px,13vw,148px);
  height:auto;
  margin-bottom:14px;
}
.footer-tagline{color:var(--lime-400);font-weight:600;font-size:.98rem;}
.footer-col h4{
  font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:rgba(255,255,255,.5);margin-bottom:16px;
}
.footer-col ul{list-style:none;display:grid;gap:12px;}
.footer-col a{font-size:.95rem;color:rgba(255,255,255,.85);display:inline-flex;align-items:center;gap:10px;}
.footer-col a:hover{color:var(--lime-400);}
.footer-col svg{width:16px;height:16px;flex:none;color:var(--lime-400);}
.footer-bottom{
  padding-top:26px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:.82rem;color:rgba(255,255,255,.5);
}

/* Footer compacto de gracias.html */
.footer-inner{
  max-width:var(--container);margin-inline:auto;padding-inline:var(--pad-in);
  text-align:center;display:grid;gap:14px;justify-items:center;
}
.footer-links{display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:center;}
.footer-links a{font-size:.9rem;color:rgba(255,255,255,.8);}
.footer-links a:hover{color:var(--lime-400);}
.footer-copy{font-size:.82rem;color:rgba(255,255,255,.5);}

/* --- CTA fijo en móvil ---------------------------------------------------- */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:60;
  background:var(--white);
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  box-shadow:0 -12px 30px -6px rgba(20,13,51,.22);
}

/* ==========================================================================
   05b. COMPONENTES DE gracias.html
   ========================================================================== */
.confirm{background:var(--white);}
.confirm__inner{max-width:820px;text-align:center;display:grid;justify-items:center;gap:18px;}
.success-badge{
  width:76px;height:76px;border-radius:50%;
  background:var(--lime-400);color:var(--navy-950);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 18px 40px -14px rgba(212,245,60,.7);
}
.success-badge svg{width:34px;height:34px;}
.confirm h1{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(1.9rem,1.5rem + 2.2vw,2.9rem);
  line-height:1.12;letter-spacing:-.015em;color:var(--navy-950);
}
.confirm__lead{font-size:1.05rem;color:var(--ink-700);}

.class-card{
  margin-top:14px;width:100%;text-align:left;
  background:var(--navy-950);color:var(--white);
  border-radius:var(--r-lg);padding:clamp(26px,4vw,40px);
  box-shadow:var(--shadow-lg);
}
.class-card h2{
  font-family:var(--font-display);font-weight:600;font-size:1.25rem;
  line-height:1.35;margin-bottom:22px;
}

.whatsapp-card{
  margin-top:34px;background:var(--white);
  border:1px solid var(--line-soft);border-radius:var(--r-lg);
  padding:clamp(26px,4vw,42px);box-shadow:var(--shadow-md);
}
.whatsapp-card h3{
  font-family:var(--font-display);font-weight:600;font-size:1.15rem;
  color:var(--navy-950);margin-bottom:20px;
}
.whatsapp-list{list-style:none;display:grid;gap:14px;margin-bottom:30px;}
.whatsapp-list li{display:flex;gap:12px;align-items:flex-start;font-size:.98rem;line-height:1.55;color:var(--ink-700);}
.whatsapp-list .mark{
  flex:none;width:22px;height:22px;border-radius:50%;margin-top:1px;
  background:var(--indigo-600);color:var(--white);
  display:flex;align-items:center;justify-content:center;
}
.whatsapp-list .mark svg{width:12px;height:12px;}
.whatsapp-card .btn svg{width:22px;height:22px;}

.closing{text-align:center;}
.closing .body{margin-inline:auto;max-width:720px;}
.closing-signature{
  margin-top:28px;font-family:var(--font-display);font-weight:700;
  font-size:1.15rem;color:var(--indigo-600);
}

/* ==========================================================================
   06. UTILIDADES
   ========================================================================== */
.visually-hidden{
  position:absolute;width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;
}
.text-center{text-align:center;}
.mt-16{margin-top:16px;}
.mt-28{margin-top:28px;}

/* ==========================================================================
   07. RESPONSIVE
   ========================================================================== */
@media (min-width:768px){
  /* Conectores horizontales entre los nodos de la arquitectura. */
  .system-item:not(:nth-child(3n+1))::before{
    content:'';position:absolute;top:32px;left:-28px;
    width:28px;height:2px;background:var(--line-on-dark);z-index:1;
  }
}
@media (max-width:767.98px){
  .system-grid{grid-template-columns:1fr;gap:34px;}
  .system-item:not(:first-child)::before{
    content:'';position:absolute;top:-24px;left:32px;
    width:2px;height:24px;background:var(--line-on-dark);z-index:1;
  }
}
@media (max-width:900px){
  .problem-grid{grid-template-columns:1fr;gap:28px;}
  .impl-grid{grid-template-columns:1fr;gap:32px;}
  .register-grid{grid-template-columns:1fr;gap:36px;}
  .speaker-grid{grid-template-columns:1fr;gap:40px;}
}
@media (max-width:768px){
  .benefit-grid{grid-template-columns:1fr;gap:18px;}
  .fit-grid{grid-template-columns:1fr;gap:18px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .site-header .btn{display:none;}
  .mobile-cta{display:block;}
  body{padding-bottom:76px;}
  :root{--reel-duration:46s;}
}
@media (max-width:600px){
  .speaker-card{grid-template-columns:100px 1fr;gap:16px;}
  .speaker-photo{width:100px;}
}