/* ==========================================================
   Axel Koennecke — Motor de Adquisición
   Hoja de estilos principal
   ========================================================== */

:root {
  --violeta: #462279;
  --violeta-oscuro: #2C1450;
  --violeta-medio: #553483;
  --naranja: #DD7028;
  --naranja-hover: #b85a1e;
  --naranja-claro: #FBEADC;
  --tinta: #1A1428;
  --gris-texto: #5A5169;
  --fondo: #F6F3F9;
  --linea: #E7E1EE;
  --blanco: #ffffff;
  --verde: #2E8B57;
  --rojo: #C0392B;
  --serif: 'Lora', Georgia, serif;
  --sans: 'Roboto', system-ui, -apple-system, sans-serif;
  --ancho: 1120px;
  --pad-x: clamp(20px, 4vw, 32px);
  --pad-y: clamp(56px, 9vw, 112px);
  --nav-h: 76px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--tinta);
  background: var(--fondo);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--naranja); }
a:hover { color: var(--naranja-hover); }
h1, h2, h3, p { margin: 0; }

.contenedor { max-width: var(--ancho); margin: 0 auto; padding: 0 var(--pad-x); }

/* ---------- Secciones ---------- */
.seccion { padding: var(--pad-y) 0; }
.seccion--violeta { background: var(--violeta); color: var(--blanco); }
.seccion--oscura { background: var(--violeta-oscuro); color: var(--blanco); }
.seccion--centro { text-align: center; }

.etiqueta {
  font-size: 13px; font-weight: 500; letter-spacing: .14em;
  text-transform: uppercase; color: var(--gris-texto); margin-bottom: 16px;
}
.seccion--violeta .etiqueta, .seccion--oscura .etiqueta { color: rgba(255,255,255,.75); }

.titulo {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(28px, 4vw, 42px); line-height: 1.15;
  margin-bottom: 20px; max-width: 720px; text-wrap: balance;
}
.titulo--chico { font-size: clamp(26px, 3.5vw, 36px); }
.bajada { font-size: 18px; line-height: 1.6; color: var(--gris-texto); max-width: 640px; margin-bottom: 36px; }
.seccion--violeta .bajada, .seccion--oscura .bajada { color: rgba(255,255,255,.9); }
.texto { font-size: 18px; line-height: 1.6; }
.nota { font-size: 14px; color: var(--gris-texto); margin-top: 20px; max-width: 640px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 14px 26px; border-radius: 8px;
  font-family: inherit; font-size: 16px; font-weight: 500;
  text-decoration: none; cursor: pointer; border: none;
  transition: background-color .2s, color .2s;
}
.btn--primario { background: var(--naranja); color: var(--blanco); }
.btn--primario:hover { background: var(--naranja-hover); color: var(--blanco); }
.btn--borde-blanco { border: 1.5px solid var(--blanco); color: var(--blanco); background: transparent; }
.btn--borde-blanco:hover { background: rgba(255,255,255,.1); color: var(--blanco); }
.btn--borde { border: 1.5px solid var(--violeta); color: var(--violeta); background: transparent; font-size: 14px; padding: 10px 18px; min-height: 44px; }
.btn--borde:hover { background: var(--violeta); color: var(--blanco); }
.btn--secundario { background: var(--blanco); color: var(--tinta); border: 1px solid var(--linea); }
.btn--bloque { width: 100%; }

/* ---------- Navegación ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(246,243,249,.96);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--linea);
}
.nav__inner {
  max-width: 1280px; margin: 0 auto;
  padding: 14px clamp(20px, 4vw, 64px);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.nav__logo { font-family: var(--serif); font-weight: 600; font-size: 19px; color: var(--violeta); text-decoration: none; }
.nav__logo:hover { color: var(--violeta); }
.nav__menu { display: flex; align-items: center; gap: clamp(14px, 2vw, 28px); list-style: none; margin: 0; padding: 0; }
.nav__link { color: var(--tinta); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav__link:hover { color: var(--naranja); }
.nav__cta { padding: 12px 22px; font-size: 15px; }

.nav__burger {
  display: none; width: 44px; height: 44px; padding: 0;
  border: 1px solid var(--linea); border-radius: 8px; background: var(--blanco);
  cursor: pointer; align-items: center; justify-content: center; flex-direction: column; gap: 5px;
}
.nav__burger span { display: block; width: 20px; height: 2px; background: var(--violeta); border-radius: 2px; transition: transform .25s, opacity .25s; }
.nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 880px) {
  .nav__burger { display: flex; }
  .nav__menu {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--fondo); border-bottom: 1px solid var(--linea);
    box-shadow: 0 12px 24px rgba(26,20,40,.1);
    padding: 8px clamp(20px, 4vw, 64px) 24px;
    max-height: 0; overflow: hidden; visibility: hidden;
    transition: max-height .3s ease, visibility .3s;
  }
  .nav__menu.is-open { max-height: 420px; visibility: visible; }
  .nav__menu li { border-bottom: 1px solid var(--linea); }
  .nav__menu li:last-child { border-bottom: none; padding-top: 16px; }
  .nav__link { display: block; padding: 16px 0; font-size: 17px; }
  .nav__cta { width: 100%; }
}

/* ---------- Hero ---------- */
.hero__h1 { font-size: 13px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.75); margin-bottom: 16px; }
.hero__titulo { font-family: var(--serif); font-weight: 600; font-size: clamp(36px, 5.5vw, 68px); line-height: 1.05; margin-bottom: 24px; max-width: 900px; text-wrap: balance; }
.hero__texto { font-size: clamp(18px, 1.6vw, 22px); line-height: 1.5; color: rgba(255,255,255,.92); max-width: 860px; margin-bottom: 32px; }
.hero__botones { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 16px; }
.hero__micro { font-size: 14px; color: rgba(255,255,255,.7); }
.hero__datos {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 3vw, 40px);
  margin-top: clamp(40px, 6vw, 64px); padding-top: 32px; border-top: 1px solid rgba(255,255,255,.2);
}
.dato__num { font-size: clamp(24px, 3vw, 32px); font-weight: 700; color: var(--naranja); }
.dato__txt { font-size: 13px; color: rgba(255,255,255,.75); margin-top: 4px; line-height: 1.4; }

/* ---------- Para quién ---------- */
.columnas { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px; }
.lista-titulo { font-size: 15px; font-weight: 700; margin-bottom: 14px; }
.lista-titulo--si { color: var(--verde); }
.lista-titulo--no { color: var(--rojo); }
.lista { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; font-size: 17px; line-height: 1.5; }
.lista li { display: flex; gap: 10px; }
.lista li::before { font-weight: 700; flex: none; }
.lista--si li::before { content: "✓"; color: var(--verde); }
.lista--no li::before { content: "✕"; color: var(--rojo); }
.frase-cierre { font-family: var(--serif); font-style: italic; font-size: 20px; text-align: center; margin-top: 36px; color: var(--violeta); text-wrap: pretty; }

/* ---------- Problema ---------- */
.problema { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.problema__textos { display: flex; flex-direction: column; gap: 16px; font-size: 18px; line-height: 1.6; color: rgba(255,255,255,.92); }
.grafico-tijera svg { width: 100%; height: auto; }
.grafico-tijera__leyenda { display: flex; justify-content: space-between; font-size: 12px; color: rgba(255,255,255,.7); margin-top: 6px; }
.cita { border-left: 4px solid var(--naranja); padding-left: 20px; margin-top: 40px; max-width: 600px; }
.cita p { font-family: var(--serif); font-style: italic; font-size: clamp(22px, 2.5vw, 26px); line-height: 1.35; }

/* ---------- Tabla ---------- */
.tabla-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tabla { width: 100%; min-width: 640px; border-collapse: collapse; font-size: 15px; }
.tabla th { background: var(--violeta); color: var(--blanco); text-align: left; padding: 14px 16px; font-weight: 500; }
.tabla td { padding: 14px 16px; border-bottom: 1px solid var(--linea); vertical-align: top; }
.tabla tr:last-child td { border-bottom: none; }
.tabla td:first-child { font-weight: 500; color: var(--gris-texto); }
.tabla td:last-child { font-weight: 500; }

/* ---------- Pregunta grande ---------- */
.pregunta-grande { font-size: clamp(52px, 8vw, 88px); font-weight: 700; color: var(--naranja); line-height: 1; }
.seccion--centro .titulo, .seccion--centro .bajada { margin-left: auto; margin-right: auto; }

/* ---------- Videos ---------- */
.videos { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.video { background: var(--blanco); border: 1px solid var(--linea); border-radius: 12px; overflow: hidden; display: flex; flex-direction: column; }
.video__media { position: relative; display: block; aspect-ratio: 9 / 16; background: var(--violeta-oscuro); overflow: hidden; }
.video__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.video__media:hover img { transform: scale(1.03); }
.video__play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 60px; height: 60px; border-radius: 50%; background: rgba(255,255,255,.92);
  display: flex; align-items: center; justify-content: center; color: var(--violeta);
}
.video__cuerpo { padding: 18px; display: flex; flex-direction: column; flex: 1; }
.badge { align-self: flex-start; background: var(--naranja); color: var(--blanco); font-size: 12px; font-weight: 700; letter-spacing: .05em; padding: 4px 10px; border-radius: 999px; }
.video__titulo { font-weight: 700; font-size: 18px; margin: 12px 0 6px; }
.video__texto { font-size: 14px; color: var(--gris-texto); line-height: 1.5; margin-bottom: 16px; flex: 1; }
.video .btn--borde { align-self: flex-start; }

/* ---------- Método ---------- */
.pilares { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.pilar { background: var(--violeta); border-radius: 12px; padding: 24px; display: flex; flex-direction: column; gap: 10px; }
.pilar__fase { color: var(--naranja); font-weight: 700; font-size: 15px; }
.pilar__titulo { font-weight: 700; font-size: 18px; }
.pilar__texto { font-size: 14px; line-height: 1.55; color: rgba(255,255,255,.85); }
.pilar__salida { font-size: 13px; font-weight: 500; color: rgba(255,255,255,.7); }
.banda { background: var(--naranja); color: var(--violeta-oscuro); text-align: center; padding: 18px; border-radius: 8px; margin-top: 28px; font-size: 16px; font-weight: 500; }

/* ---------- Entregables ---------- */
.entregables { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.entregable { background: var(--blanco); border: 1px solid var(--linea); border-radius: 12px; padding: 22px; font-size: 16px; line-height: 1.4; }
.entregable__marca { width: 10px; height: 10px; background: var(--naranja); border-radius: 2px; margin-bottom: 12px; }
.entregable__bono { display: inline-block; background: var(--naranja-claro); color: var(--naranja); font-size: 11px; font-weight: 700; letter-spacing: .05em; padding: 3px 9px; border-radius: 999px; margin-bottom: 12px; }

/* ---------- Casos ---------- */
.caso-destacado { background: var(--violeta-medio); border-radius: 12px; padding: clamp(24px, 4vw, 36px); display: flex; gap: 32px; flex-wrap: wrap; align-items: center; margin-bottom: 24px; }
.caso-destacado__num { font-size: clamp(36px, 5vw, 52px); font-weight: 700; color: var(--naranja); line-height: 1; }
.caso-destacado__sub { font-size: 14px; color: rgba(255,255,255,.8); margin-top: 6px; }
.caso-destacado__info { flex: 1 1 380px; min-width: 0; }
.caso-destacado__meta { font-size: 13px; color: rgba(255,255,255,.7); margin-bottom: 10px; }
.caso-destacado__texto { font-size: 16px; line-height: 1.55; }
.casos { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-bottom: 24px; }
.caso { background: var(--violeta-medio); border-radius: 12px; padding: 20px; }
.caso__nombre { font-weight: 700; font-size: 16px; margin-bottom: 6px; }
.caso__num { font-size: 24px; font-weight: 700; color: var(--naranja); margin-bottom: 8px; }
.caso__texto { font-size: 13px; line-height: 1.5; color: rgba(255,255,255,.85); }
.honestidad { border: 1px solid rgba(255,255,255,.35); border-radius: 12px; padding: 24px; }
.honestidad p { font-family: var(--serif); font-style: italic; font-size: 18px; line-height: 1.5; }

/* ---------- Sobre Axel ---------- */
.sobre { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: 48px; align-items: start; }
.sobre__foto { width: 100%; height: auto; border-radius: 12px; object-fit: cover; object-position: center 15%; aspect-ratio: 4 / 5; }
.sobre__destacado { font-size: 17px; font-weight: 500; margin: 16px 0 24px; }
.sobre__firma { font-size: 15px; color: var(--gris-texto); line-height: 1.6; }
.sobre__firma strong { font-family: var(--serif); font-weight: 600; color: var(--violeta); }

/* ---------- Oferta + formulario ---------- */
.oferta { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.precio { border: 2px solid var(--naranja); border-radius: 12px; padding: 24px; margin-bottom: 24px; }
.precio__monto { font-size: 26px; font-weight: 700; }
.precio__monto--sec { font-size: 18px; font-weight: 500; }
.precio__det { font-size: 14px; color: rgba(255,255,255,.75); margin-bottom: 14px; }
.precio__det:last-child { margin-bottom: 0; }
.cupos { display: inline-flex; align-items: center; gap: 10px; background: var(--naranja); color: var(--blanco); border-radius: 999px; padding: 12px 24px; font-size: 16px; font-weight: 700; }
.cupos::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--blanco); animation: pulso 1.6s ease-in-out infinite; }
@keyframes pulso { 0%, 100% { opacity: 1; } 50% { opacity: .3; } }

.form-card { background: var(--blanco); color: var(--tinta); border-radius: 12px; padding: clamp(24px, 3vw, 32px); }
.form-card h3 { font-weight: 700; font-size: 22px; margin-bottom: 6px; }
.form-card__sub { font-size: 14px; color: var(--gris-texto); margin-bottom: 20px; line-height: 1.5; }
.progreso { display: flex; align-items: center; gap: 8px; margin-bottom: 18px; }
.progreso__barra { width: 28px; height: 4px; border-radius: 2px; background: var(--linea); }
.progreso__barra.is-activa { background: var(--naranja); }
.progreso__txt { font-size: 13px; font-weight: 500; color: var(--naranja); letter-spacing: .05em; text-transform: uppercase; margin-left: 6px; }
.form-paso { display: none; }
.form-paso.is-activo { display: block; }
.campos { display: flex; flex-direction: column; gap: 14px; }
.campo { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 500; }
.campo input[type="text"], .campo input[type="email"], .campo input[type="tel"] {
  height: 52px; border: 1px solid var(--linea); border-radius: 12px; padding: 0 16px;
  font-size: 16px; font-family: inherit; color: var(--tinta); background: var(--blanco);
}
.campo input:focus { outline: 2px solid var(--violeta); outline-offset: 1px; border-color: transparent; }
.campo input.is-error { border-color: var(--rojo); }
.grupo-titulo { font-size: 14px; font-weight: 500; margin-bottom: 8px; }
.opciones { display: flex; flex-direction: column; gap: 8px; }
.opcion { display: flex; align-items: center; gap: 10px; border: 1px solid var(--linea); border-radius: 10px; padding: 12px 14px; font-size: 14px; cursor: pointer; }
.opcion:has(input:checked) { border-color: var(--naranja); background: #FFF8F2; }
.opcion input { width: 18px; height: 18px; accent-color: var(--naranja); margin: 0; }
.captcha { display: flex; align-items: center; gap: 12px; border: 1px solid var(--linea); border-radius: 10px; padding: 14px; margin-top: 16px; font-size: 14px; cursor: pointer; }
.captcha input { width: 20px; height: 20px; accent-color: var(--naranja); margin: 0; }
.form-error { color: var(--rojo); font-size: 13px; margin-top: 10px; min-height: 1em; }
.form-acciones { display: flex; gap: 12px; margin-top: 20px; }
.form-acciones .btn--primario { flex: 1; }
.form-legal { font-size: 12px; color: var(--gris-texto); margin-top: 12px; }
.gracias { text-align: center; padding: 20px 0; }
.gracias__check { width: 64px; height: 64px; border-radius: 50%; background: #EAF7EF; color: var(--verde); font-size: 32px; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.gracias h3 { font-size: 24px; margin-bottom: 12px; }
.gracias p { font-size: 16px; line-height: 1.6; color: var(--gris-texto); margin-bottom: 16px; }

/* ---------- FAQ ---------- */
.faq details { border-bottom: 1px solid var(--linea); padding: 18px 0; }
.faq details:last-child { border-bottom: none; }
.faq summary { cursor: pointer; font-size: 17px; font-weight: 500; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--naranja); font-size: 22px; line-height: 1; flex: none; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { font-size: 15px; line-height: 1.6; color: var(--gris-texto); margin-top: 12px; }

/* ---------- CTA final ---------- */
.cta-final .titulo { font-size: clamp(30px, 4.5vw, 48px); max-width: 760px; margin-bottom: 32px; }
.cta-final__papers { font-size: 15px; margin-top: 24px; }
.cta-final__papers a { color: var(--blanco); text-decoration-color: var(--naranja); }

/* ---------- Footer ---------- */
.footer { background: var(--violeta-oscuro); color: rgba(255,255,255,.7); padding: clamp(48px, 7vw, 72px) var(--pad-x) 32px; }
.footer__grid { max-width: var(--ancho); margin: 0 auto; display: grid; grid-template-columns: 1.2fr 1fr 1.2fr; gap: 40px; }
.footer__marca { font-family: var(--serif); font-weight: 600; font-size: 18px; color: var(--blanco); margin-bottom: 8px; }
.footer p { font-size: 14px; line-height: 1.6; }
.footer a { color: rgba(255,255,255,.75); }
.footer a:hover { color: var(--blanco); }
.footer__links { list-style: none; margin: 0; padding: 0; font-size: 14px; line-height: 2; }
.footer__links a { text-decoration: none; }
.redes { display: flex; gap: 12px; margin-bottom: 16px; }
.redes a { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,.1); display: flex; align-items: center; justify-content: center; transition: background .2s; }
.redes a:hover { background: var(--naranja); }
.redes svg { width: 20px; height: 20px; fill: var(--blanco); }
.footer__arriba { display: inline-block; margin-top: 16px; font-size: 13px; }
.footer__legal { max-width: var(--ancho); margin: 32px auto 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.15); font-size: 13px; display: flex; flex-wrap: wrap; gap: 8px 16px; }

/* ---------- WhatsApp flotante ---------- */
.whatsapp {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 60px; height: 60px; border-radius: 50%; background: #25D366;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px rgba(0,0,0,.25); transition: transform .2s;
}
.whatsapp:hover { transform: scale(1.06); }
.whatsapp svg { width: 32px; height: 32px; fill: #fff; }

/* ---------- Páginas internas (artículos / legales) ---------- */
.articulo { max-width: 760px; margin: 0 auto; padding: clamp(48px, 8vw, 88px) var(--pad-x); }
.articulo h1 { font-family: var(--serif); font-weight: 600; font-size: clamp(30px, 4vw, 44px); line-height: 1.15; margin-bottom: 24px; text-wrap: balance; }
.articulo h2 { font-family: var(--serif); font-weight: 600; font-size: 20px; color: var(--violeta); margin-bottom: 8px; }
.articulo p { font-size: 18px; line-height: 1.65; margin-bottom: 20px; }
.articulo section { margin-bottom: 12px; }
.articulo__fecha { font-size: 14px !important; color: var(--gris-texto); margin-bottom: 40px !important; }
.articulo__cifra { font-size: 48px; font-weight: 700; color: var(--naranja); margin-bottom: 24px; }
.articulo__pie { margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--linea); }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 980px) {
  .pilares { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .oferta { grid-template-columns: minmax(0, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .videos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero__datos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .problema { grid-template-columns: minmax(0, 1fr); }
  .casos { grid-template-columns: minmax(0, 1fr); }
  .sobre { grid-template-columns: minmax(0, 1fr); }
  .sobre__foto { max-width: 320px; }
}

@media (max-width: 640px) {
  :root { --nav-h: 72px; }
  .columnas { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .videos { grid-template-columns: minmax(0, 1fr); max-width: 380px; margin: 0 auto; }
  .pilares { grid-template-columns: minmax(0, 1fr); }
  .hero__botones .btn { width: 100%; }
  .footer__grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .form-acciones { flex-direction: column-reverse; }
  .whatsapp { width: 54px; height: 54px; right: 16px; bottom: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}