/* ==========================================================================
   Academia Agro — estilos
   Paleta validada con el cliente:
   fondo #FAF9F3 · texto #24301E · verde #3E6B2E (hover #325724)
   ámbar #D9A441 · fondo alterno #ECEFE3 · bordes #DDE2D0
   ========================================================================== */

:root {
  --fondo: #FAF9F3;
  --texto: #24301E;
  --verde: #3E6B2E;
  --verde-hover: #325724;
  --ambar: #D9A441;
  --fondo-alterno: #ECEFE3;
  --borde: #DDE2D0;
  --chip-fondo: #EFF3E4;
  --blanco: #FFFFFF;
  --radio: 10px;
  --fuente-titulos: Georgia, "Times New Roman", serif;
  --fuente-texto: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--fondo);
  color: var(--texto);
  font-family: var(--fuente-texto);
  line-height: 1.6;
}

h1, h2, h3, .marca, .pie-marca { font-family: var(--fuente-titulos); font-weight: 600; }
h1 { font-size: 2rem; margin: 0.5rem 0 1rem; line-height: 1.2; }
h2 { font-size: 1.5rem; margin: 0.4rem 0 0.8rem; }
h3 { font-size: 1.15rem; margin-bottom: 0.4rem; }
p { margin-bottom: 0.7rem; }
img { max-width: 100%; display: block; }
a { color: var(--verde); }
a:hover { color: var(--verde-hover); }

.contenedor { max-width: 1080px; margin: 0 auto; padding: 0 1.2rem; }
.contenedor-angosto { max-width: 520px; }
.centro { text-align: center; }
.suave { color: #636a59; font-size: 0.92rem; } /* AA sobre blanco, fondo y alterno */
.seccion { padding: 3rem 0; }
.seccion-alterna { background: var(--fondo-alterno); }

/* --- Cabecera / nav ------------------------------------------------------ */

.cabecera {
  background: var(--fondo);
  border-bottom: 1px solid var(--borde);
  position: sticky; top: 0; z-index: 10;
}
.cabecera-fila {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; padding-top: 0.8rem; padding-bottom: 0.8rem;
}
.marca { font-size: 1.35rem; color: var(--verde); text-decoration: none; }
.nav { display: flex; gap: 1.1rem; align-items: center; flex-wrap: wrap; }
.nav a { text-decoration: none; color: var(--texto); font-size: 0.97rem; }
.nav a:hover { color: var(--verde); }
.nav-cta {
  background: var(--verde); color: var(--blanco) !important;
  padding: 0.35rem 0.9rem; border-radius: 999px;
}
.nav-cta:hover { background: var(--verde-hover); }

/* menú hamburguesa (mobile-first, sin JS) */
.menu-toggle { display: none; }
.menu-boton { display: none; font-size: 1.5rem; cursor: pointer; color: var(--verde); }

@media (max-width: 720px) {
  .menu-boton { display: block; }
  .nav {
    display: none; width: 100%; flex-direction: column;
    align-items: flex-start; gap: 0.6rem; padding-top: 0.8rem;
  }
  .menu-toggle:checked ~ .nav { display: flex; }
}

/* --- Hero ---------------------------------------------------------------- */

.hero { background: var(--fondo-alterno); padding: 3rem 0; }
.hero-fila { display: flex; gap: 2.5rem; align-items: center; flex-wrap: wrap; }
.hero-texto { flex: 1 1 320px; }
.hero-texto h1 { font-size: 2.4rem; }
.hero-baja { font-size: 1.1rem; color: #4a5442; margin-bottom: 1.2rem; }
.hero-foto { flex: 0 1 300px; }
.hero-foto img {
  border-radius: 50%; aspect-ratio: 1; object-fit: cover;
  border: 6px solid var(--blanco); box-shadow: 0 4px 18px rgba(36, 48, 30, 0.15);
}

/* --- Botones y chips ------------------------------------------------------ */

.boton {
  display: inline-block; padding: 0.55rem 1.3rem; border-radius: 999px;
  border: 1px solid transparent; font-size: 1rem; font-family: var(--fuente-texto);
  cursor: pointer; text-decoration: none; transition: background 0.15s ease;
}
.boton-primario { background: var(--verde); color: var(--blanco); }
.boton-primario:hover { background: var(--verde-hover); color: var(--blanco); }
.boton-secundario {
  background: var(--blanco); color: var(--verde); border-color: var(--verde);
}
.boton-secundario:hover { background: var(--chip-fondo); color: var(--verde-hover); }
.boton-comprar { background: var(--ambar); color: var(--texto); font-weight: 600; }
.boton-comprar:hover { background: #c69131; }
.boton-peligro { background: var(--blanco); color: #9c3a2e; border-color: #d9b3ad; font-size: 0.85rem; padding: 0.3rem 0.8rem; }
.boton-peligro:hover { background: #f7e9e6; }
.boton-bloque { display: block; width: 100%; text-align: center; margin: 0.6rem 0; }

.chip {
  display: inline-block; background: var(--chip-fondo); color: var(--verde);
  border-radius: 999px; padding: 0.15rem 0.8rem; font-size: 0.82rem; font-weight: 600;
}
.chip-gratis { background: var(--ambar); color: var(--texto); }
.chip-dorado { background: var(--ambar); color: var(--texto); }
.chip-pagada { background: var(--chip-fondo); color: var(--verde); }
.chip-pendiente { background: #f5ecd7; color: #8a6414; }
.chip-rechazada { background: #f7e9e6; color: #9c3a2e; }

/* --- Cartas y grillas ----------------------------------------------------- */

.carta {
  background: var(--blanco); border: 1px solid var(--borde);
  border-radius: var(--radio); padding: 1.3rem; margin-bottom: 1rem;
}
.grilla-cursos, .grilla-3 {
  display: grid; gap: 1.3rem; margin-top: 1.3rem;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.carta-curso { padding: 0; overflow: hidden; text-decoration: none; color: var(--texto); display: block; }
.carta-curso:hover { border-color: var(--verde); box-shadow: 0 3px 14px rgba(36, 48, 30, 0.10); color: var(--texto); }
.carta-cuerpo { padding: 1.1rem 1.3rem 1.3rem; }
.precio { font-size: 1.15rem; font-weight: 700; color: var(--verde); }
.precio-grande { font-size: 1.6rem; margin-top: 0.8rem; }

.portada {
  display: flex; align-items: flex-end; min-height: 140px; padding: 1rem;
  color: var(--blanco); font-family: var(--fuente-titulos); font-size: 1.05rem;
}
.portada span { text-shadow: 0 1px 4px rgba(0,0,0,0.35); }
.portada-verde  { background: linear-gradient(135deg, #3E6B2E, #6d9a4c); }
.portada-tierra { background: linear-gradient(135deg, #7a5230, #b08757); }
.portada-agua   { background: linear-gradient(135deg, #2e5d6b, #58939f); }

/* --- Quién soy ------------------------------------------------------------ */

.quien-fila { display: flex; gap: 2.5rem; align-items: center; flex-wrap: wrap; }
.quien-foto { flex: 1 1 300px; }
.quien-foto img { border-radius: var(--radio); box-shadow: 0 4px 18px rgba(36, 48, 30, 0.15); }
.quien-texto { flex: 1 1 320px; }

/* --- Detalle de curso ----------------------------------------------------- */

.curso-fila { display: flex; gap: 2rem; flex-wrap: wrap; align-items: flex-start; }
.curso-info { flex: 1 1 420px; }
.curso-compra { flex: 1 1 280px; position: sticky; top: 5rem; }
.carta-compra { padding: 0; overflow: hidden; }
.carta-compra > *:not(.portada) { margin-left: 1.3rem; margin-right: 1.3rem; }
.carta-compra .boton-bloque { width: auto; }
.lista-beneficios { list-style: none; padding: 0 0 1.2rem; }
.lista-beneficios li { padding-left: 1.4rem; position: relative; margin-bottom: 0.3rem; }
.lista-beneficios li::before { content: "✔"; color: var(--verde); position: absolute; left: 0; }

.lista-lecciones { list-style: none; }
.lista-lecciones li {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: 0.5rem 0; border-bottom: 1px solid var(--borde);
}
.lista-lecciones li:last-child { border-bottom: none; }

/* --- Aula ----------------------------------------------------------------- */

.barra-progreso {
  background: var(--fondo-alterno); border: 1px solid var(--borde);
  border-radius: 999px; height: 12px; overflow: hidden; margin: 0.5rem 0 0.3rem;
}
.barra-ancha { max-width: 480px; }
.barra-progreso-relleno { background: var(--verde); height: 100%; border-radius: 999px; }

.lista-aula { list-style: none; }
.lista-aula li {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  flex-wrap: wrap; padding: 0.8rem 0; border-bottom: 1px solid var(--borde);
}
.lista-aula li:last-child { border-bottom: none; }
.leccion-hecha .leccion-info strong { color: var(--verde); }

/* --- Blog / notas ---------------------------------------------------------- */

.prosa { max-width: 65ch; margin: 0 auto; }
.prosa h1 { font-size: 2.1rem; }
.prosa-cuerpo { font-size: 1.06rem; }
.prosa-cuerpo p { margin-bottom: 1.1rem; }
.prosa-cuerpo h2 { margin-top: 1.8rem; }
.prosa-cuerpo ul { margin: 0 0 1.1rem 1.4rem; }
.prosa-cuerpo li { margin-bottom: 0.35rem; }
.caja-news { max-width: 680px; margin: 2.5rem auto 0; }

/* --- Formularios ----------------------------------------------------------- */

.form-vertical { display: flex; flex-direction: column; gap: 0.9rem; margin: 1rem 0; }
.form-vertical label { display: flex; flex-direction: column; gap: 0.25rem; font-weight: 600; font-size: 0.95rem; }
.form-fila { display: flex; gap: 1rem; flex-wrap: wrap; align-items: flex-end; }
.form-fila label { display: flex; flex-direction: column; gap: 0.25rem; font-weight: 600; font-size: 0.95rem; flex: 1 1 140px; }
.label-check { flex-direction: row !important; align-items: center; gap: 0.5rem !important; }

input[type="text"], input[type="email"], input[type="password"],
input[type="number"], input[type="url"], select, textarea {
  font-family: var(--fuente-texto); font-size: 1rem; color: var(--texto);
  background: var(--blanco); border: 1px solid var(--borde);
  border-radius: 8px; padding: 0.5rem 0.7rem; width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--verde); outline-offset: 1px; border-color: var(--verde);
}

.form-newsletter {
  display: flex; gap: 0.7rem; justify-content: center; flex-wrap: wrap;
  max-width: 640px; margin: 1rem auto;
}
.form-newsletter input { flex: 1 1 200px; width: auto; }

/* honeypot: invisible para humanos, presente para bots */
.campo-web {
  position: absolute !important; left: -9999px !important;
  width: 1px; height: 1px; overflow: hidden; margin: 0;
}

/* banner de consentimiento (solo si GA4 está activo por env var) */
.banner-cookies {
  position: fixed; left: 1rem; right: 1rem; bottom: 1rem; z-index: 50;
  max-width: 560px; margin: 0 auto;
  background: var(--blanco); border: 1px solid var(--borde);
  border-radius: var(--radio); padding: 1rem 1.2rem;
  box-shadow: 0 10px 36px rgba(36, 48, 30, 0.22);
  display: flex; gap: 1rem; align-items: center; flex-wrap: wrap;
}
.banner-cookies p { margin: 0; flex: 1 1 260px; font-size: 0.94rem; }
.banner-cookies-botones { display: flex; gap: 0.6rem; }

.aviso { background: var(--chip-fondo); border: 1px solid var(--borde); border-radius: var(--radio); padding: 0.9rem 1.1rem; margin: 0.8rem 0; }
.aviso-ok { border-color: var(--verde); }
.aviso-error { background: #f7e9e6; border-color: #d9b3ad; color: #9c3a2e; }

/* --- Tablas (admin) -------------------------------------------------------- */

.tabla-envoltura { overflow-x: auto; }
.tabla { width: 100%; border-collapse: collapse; font-size: 0.93rem; }
.tabla th, .tabla td { text-align: left; padding: 0.55rem 0.7rem; border-bottom: 1px solid var(--borde); vertical-align: top; }
.tabla th { font-weight: 600; color: var(--verde); }
.nav-admin { display: flex; gap: 0.7rem; flex-wrap: wrap; margin-bottom: 1.3rem; }
.fila-entre { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
details summary { cursor: pointer; color: var(--verde); font-weight: 600; margin: 0.6rem 0; }

/* --- Pie ------------------------------------------------------------------- */

.pie { background: var(--fondo-alterno); border-top: 1px solid var(--borde); padding: 2.5rem 0 1rem; margin-top: 2rem; }
.pie-fila { display: flex; gap: 2.5rem; flex-wrap: wrap; justify-content: space-between; }
.pie-marca { font-size: 1.2rem; color: var(--verde); }
.pie-legal { border-top: 1px solid var(--borde); margin-top: 1.5rem; padding-top: 1rem; }

/* --- Efectos de scroll (ver static/js/efectos.js) --------------------------- */

.seccion, .hero { position: relative; }

/* a) reveal on scroll: fade-up escalonado */
.js-reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: var(--retardo, 0s);
}
.js-reveal.es-visible { opacity: 1; transform: none; }

/* b) esporas del hero */
.espora {
  position: absolute; border-radius: 50%; pointer-events: none; opacity: 0;
  background: radial-gradient(circle at 35% 35%, #8fae6d, #5a7a3a 70%);
  animation: espora-flota linear infinite;
  will-change: transform, opacity;
}
@keyframes espora-flota {
  0%   { transform: translate(0, 0) rotate(0deg); opacity: 0; }
  12%  { opacity: 0.30; }
  55%  { transform: translate(14px, -70px) rotate(120deg); opacity: 0.22; }
  88%  { opacity: 0.12; }
  100% { transform: translate(-8px, -140px) rotate(240deg); opacity: 0; }
}

/* c) insecto caminante */
.insecto-pista {
  position: absolute; left: 0; right: 0; top: -6px; height: 40px;
  overflow: hidden; pointer-events: none; z-index: 2;
}
.insecto { position: absolute; top: 10px; left: 0; will-change: transform; }
.insecto svg { display: block; }
.insecto .pata {
  transform-origin: 50% 50%; transform-box: fill-box;
  animation: pata-camina 0.16s linear infinite alternate;
}
.insecto .pata:nth-child(2n) { animation-delay: 0.08s; }
@keyframes pata-camina {
  from { transform: rotate(-16deg); }
  to   { transform: rotate(16deg); }
}

/* d) mancha de mildiu (crece con el scroll de la sección del blog) */
.mildiu-mancha {
  position: absolute; right: 0; bottom: 0;
  width: 230px; max-width: 38%;
  pointer-events: none; z-index: 0;
  opacity: 0; transform: scale(0.35); transform-origin: 88% 88%;
  transition: transform 0.25s ease-out, opacity 0.25s ease-out;
}
.mildiu-mancha svg { display: block; width: 100%; height: auto; }
.mildiu-estatica { opacity: 0.5; transform: none; transition: none; }

/* pestaña oculta: pausar animaciones CSS (el JS pausa los rAF) */
.efectos-pausados .espora,
.efectos-pausados .insecto .pata { animation-play-state: paused; }

/* movimiento reducido: solo un fade simple, sin desplazamiento */
@media (prefers-reduced-motion: reduce) {
  .js-reveal { transform: none; transition: opacity 0.3s ease; transition-delay: 0s; }
}

/* ==========================================================================
   REDISEÑO PREMIUM (home) — hero cinematográfico, historia pinned,
   microinteracciones. Ver static/js/premium.js
   ========================================================================== */

:root {
  --oscuro: #0D1408;
  --oscuro-2: #16220E;
  --lima-glow: rgba(150, 210, 110, 0.55);
}

/* --- Hero cinematográfico -------------------------------------------------- */

.hero-cine {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex; align-items: center;
  background:
    radial-gradient(1100px 700px at 72% 40%, #1d2c12 0%, transparent 55%),
    linear-gradient(160deg, #131c0b 0%, var(--oscuro) 55%, #0a1006 100%);
  color: #F2F4EA;
  overflow: hidden;
}
.lienzo-particulas {
  position: absolute; inset: 0;
  pointer-events: none;
}
.hero-velo {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(620px 460px at 72% 45%, rgba(120, 190, 90, 0.14), transparent 70%);
}

/* escenario de campo: amanecer + surcos + niebla + viñeta + grano */
.hero-escena { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.escena-amanecer {
  position: absolute; inset: 0;
  background:
    radial-gradient(46% 15% at 62% 62.5%, rgba(244, 196, 92, 0.38), transparent 70%),
    radial-gradient(78% 32% at 62% 63%, rgba(233, 178, 74, 0.30), transparent 64%),
    radial-gradient(120% 46% at 62% 66%, rgba(126, 156, 62, 0.22), transparent 72%);
}
.escena-campo {
  position: absolute; left: 0; right: 0; bottom: 0;
  width: 100%; height: 38%;
  transform: scale(1.05);
  will-change: transform;
}
.escena-niebla {
  position: absolute; left: -6%; right: -6%; height: 26%; top: 48%;
  background:
    radial-gradient(52% 62% at 30% 60%, rgba(198, 214, 170, 0.13), transparent 72%),
    radial-gradient(46% 58% at 72% 46%, rgba(198, 214, 170, 0.10), transparent 70%),
    linear-gradient(to top, transparent, rgba(186, 205, 156, 0.09) 45%, transparent 90%);
  animation: niebla-deriva 26s ease-in-out infinite alternate;
  will-change: transform;
}
@keyframes niebla-deriva {
  from { transform: translateX(-1.4%); }
  to   { transform: translateX(1.4%); }
}
.escena-vineta {
  position: absolute; inset: 0;
  background: radial-gradient(120% 92% at 50% 44%, transparent 52%, rgba(4, 8, 2, 0.58) 100%);
}
.escena-grano {
  position: absolute; inset: 0; opacity: 0.055; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='140' height='140' filter='url(%23n)'/></svg>");
}
.hero-cine-fila {
  position: relative; z-index: 2;
  display: flex; align-items: center; gap: 3rem;
  width: 100%; padding-top: 4rem; padding-bottom: 6rem;
}
.hero-cine-texto { flex: 1 1 480px; max-width: 640px; }
.eyebrow {
  text-transform: uppercase; letter-spacing: 0.28em;
  font-size: 0.78rem; color: #A9C68B; margin-bottom: 1.4rem;
}
.titular-display {
  font-family: var(--fuente-titulos);
  font-size: clamp(2.6rem, 6.5vw, 5.6rem);
  line-height: 1.04; margin: 0 0 1.4rem;
  color: #F7F8F0; letter-spacing: -0.01em;
  text-wrap: balance;
}
.hero-cine-baja {
  font-size: 1.12rem; color: #C4CDB4; max-width: 46ch; margin-bottom: 2rem;
}
.hero-cine-ctas { display: flex; gap: 0.9rem; flex-wrap: wrap; }
.boton-glow {
  background: var(--ambar); color: #1c1508; font-weight: 700;
  box-shadow: 0 0 22px rgba(217, 164, 65, 0.35), 0 4px 14px rgba(0, 0, 0, 0.4);
}
.boton-glow:hover {
  background: #e8b551; color: #1c1508;
  box-shadow: 0 0 34px rgba(217, 164, 65, 0.55), 0 4px 14px rgba(0, 0, 0, 0.4);
}
.boton-fantasma {
  background: transparent; color: #E4EAD6;
  border: 1px solid rgba(228, 234, 214, 0.45);
}
.boton-fantasma:hover { background: rgba(228, 234, 214, 0.1); color: #fff; border-color: #E4EAD6; }

/* retrato integrado con máscara + glow, abajo a la derecha para no tapar la hoja */
.hero-retrato {
  position: relative; z-index: 2;
  flex: 0 0 235px; margin: 0;
  align-self: flex-end; margin-bottom: 4vh; margin-right: 4vw;
}
.hero-retrato img {
  width: 100%; aspect-ratio: 1; object-fit: cover;
  border-radius: 46% 54% 52% 48% / 54% 46% 54% 46%;
  -webkit-mask-image: radial-gradient(circle at 50% 42%, #000 62%, transparent 98%);
  mask-image: radial-gradient(circle at 50% 42%, #000 62%, transparent 98%);
  box-shadow: 0 0 60px var(--lima-glow), 0 0 130px rgba(120, 190, 90, 0.25);
  border: 1px solid rgba(196, 235, 148, 0.35);
}

/* reveal por palabras — el estado oculto vive SOLO en la animación (fill both):
   sin JS o sin animaciones, el texto queda visible */
.palabra-caja {
  display: inline-block; overflow: hidden; vertical-align: bottom;
  padding-bottom: 0.08em; margin-bottom: -0.08em; /* no cortar descendentes */
}
.palabra { display: inline-block; }
.titular-display.revelado .palabra {
  animation: palabra-sube 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
  animation-delay: calc(var(--i, 0) * 70ms + 60ms);
}
@keyframes palabra-sube {
  from { transform: translateY(112%); }
  to   { transform: translateY(0); }
}
.titulo-seccion.preparado .palabra { transform: translateY(112%); }
.titulo-seccion.revelado .palabra {
  animation: palabra-sube 0.55s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: calc(var(--i, 0) * 65ms);
}

/* indicador de scroll */
.indicador-scroll {
  position: absolute; left: 50%; bottom: 4.4rem; transform: translateX(-50%);
  width: 26px; height: 42px; border: 2px solid rgba(228, 234, 214, 0.5);
  border-radius: 14px; z-index: 2; pointer-events: none;
}
.indicador-scroll span {
  position: absolute; left: 50%; top: 7px; width: 4px; height: 8px;
  margin-left: -2px; border-radius: 3px; background: #C4EB94;
  animation: rueda-baja 1.9s ease-in-out infinite;
}
@keyframes rueda-baja {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(16px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* transición oscuro -> claro */
.curva-transicion {
  position: absolute; left: 0; right: 0; bottom: -1px;
  width: 100%; height: 90px; display: block; z-index: 1; pointer-events: none;
}

/* --- Historia pinned -------------------------------------------------------- */

.historia { background: var(--fondo); }
.historia-activa { height: 320vh; }
.historia-pin {
  display: flex; align-items: center; justify-content: center; gap: 3rem;
  padding: 3rem 1.2rem; flex-wrap: wrap;
}
.historia-activa .historia-pin {
  position: sticky; top: 0; height: 100vh; height: 100svh;
  overflow: hidden; flex-wrap: nowrap;
}
.hoja-svg {
  width: min(46vh, 400px, 84vw); max-width: 100%;
  height: auto; flex: 0 0 auto;
  filter: drop-shadow(0 18px 30px rgba(36, 48, 30, 0.18));
}
/* los transforms de la invasión escalan desde el centro de cada elemento */
.hoja-cuerpo, .foco-halo, .foco-necro, .lupa-grupo {
  transform-box: fill-box; transform-origin: center;
  will-change: transform, opacity;
}
.hoja-cuerpo { transform-origin: 50% 88%; }
.foco-halo { transform: scale(0); opacity: 0; }
.foco-necro { transform: scale(0); opacity: 0; }
.marchitez { will-change: opacity; }
.lupa-grupo { transform-origin: center; }
.historia-textos { position: relative; flex: 0 1 480px; min-height: 14rem; }
.historia-activa .historia-paso {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  justify-content: center; align-items: flex-start; gap: 0.4rem;
  opacity: 0; visibility: hidden;
}
.historia-paso h2 {
  font-size: clamp(1.9rem, 4.2vw, 3.4rem); line-height: 1.08; margin: 0 0 0.6rem;
  text-wrap: balance;
}
.historia-paso h2 em { font-style: italic; color: var(--verde); }
.historia-paso p { font-size: 1.1rem; color: #4a5442; max-width: 42ch; }
.historia-progreso {
  position: absolute; right: 1.6rem; top: 50%; transform: translateY(-50%);
  display: none; flex-direction: column; gap: 0.55rem;
}
.historia-activa .historia-progreso { display: flex; }
.historia-progreso span {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--borde); transition: background 0.3s, transform 0.3s;
}
.historia-progreso span.activo { background: var(--verde); transform: scale(1.35); }

/* fallback estático (SOLO reduced motion o sin JS): versión digna */
.historia:not(.historia-activa) .historia-pin { flex-direction: column; }
.historia:not(.historia-activa) .historia-textos { min-height: 0; }
.historia:not(.historia-activa) .historia-paso { margin-bottom: 2rem; }
.historia:not(.historia-activa) .foco-halo { transform: scale(1); opacity: 0.4; }
.historia:not(.historia-activa) .foco-necro { transform: scale(0.75); opacity: 1; }
.historia:not(.historia-activa) .lupa-grupo { opacity: 1 !important; }
.historia:not(.historia-activa) .historia-progreso { display: none; }

/* pinned también en el celular: misma experiencia, layout en columna */
@media (max-width: 719px) {
  .historia-activa .historia-pin {
    flex-direction: column; flex-wrap: nowrap; gap: 0.4rem;
    padding: 4.6rem 1.2rem 2rem; justify-content: flex-start;
  }
  .historia-activa .hoja-svg { width: min(44vh, 66vw); }
  .historia-activa .historia-textos {
    flex: 1 1 auto; width: 100%; min-height: 11rem; text-align: center;
  }
  .historia-activa .historia-paso { align-items: center; }
  .historia-paso h2 { font-size: clamp(1.7rem, 7.4vw, 2.4rem); }
  .historia-paso p { font-size: 1rem; }
  .historia-progreso { right: 0.7rem; }
}

/* --- Cartas elevadas: tilt + glow + tapas con puntos ------------------------ */

.carta-curso { will-change: transform; }
.carta-curso.con-tilt { transition: transform 0.22s ease-out, border-color 0.2s, box-shadow 0.2s; }
.carta-curso::after {
  content: ""; position: absolute; inset: -1px; border-radius: var(--radio);
  pointer-events: none; opacity: 0; transition: opacity 0.25s ease;
  box-shadow: 0 0 0 1px rgba(217, 164, 65, 0.65), 0 10px 34px rgba(62, 107, 46, 0.22);
}
.carta-curso { position: relative; }
.carta-curso:hover::after { opacity: 1; }

.portada {
  background-image:
    radial-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1.4px),
    linear-gradient(135deg, transparent, transparent);
  background-size: 13px 13px, 100% 100%;
}
.portada-verde {
  background:
    radial-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1.4px) 0 0 / 13px 13px,
    radial-gradient(420px 240px at 85% 10%, #86b35c 0%, transparent 60%),
    linear-gradient(135deg, #2c4d20, #5c8a3c);
}
.portada-tierra {
  background:
    radial-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1.4px) 0 0 / 13px 13px,
    radial-gradient(420px 240px at 85% 10%, #c69a68 0%, transparent 60%),
    linear-gradient(135deg, #5c3d22, #a3794b);
}
.portada-agua {
  background:
    radial-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1.4px) 0 0 / 13px 13px,
    radial-gradient(420px 240px at 85% 10%, #6fa8b5 0%, transparent 60%),
    linear-gradient(135deg, #21454f, #4b8391);
}

/* --- Selección de medio de pago --------------------------------------------- */

.opciones-pago { display: flex; flex-direction: column; gap: 0.9rem; margin: 1.6rem 0; }
.opciones-pago form { margin: 0; }
.opcion-pago {
  display: flex; align-items: center; gap: 1rem; width: 100%;
  padding: 1.1rem 1.2rem; text-align: left; cursor: pointer;
  background: #fff; border: 1px solid var(--borde); border-radius: var(--radio);
  font: inherit; color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}
.opcion-pago:hover {
  border-color: var(--ambar);
  box-shadow: 0 6px 22px rgba(62, 107, 46, 0.14);
  transform: translateY(-2px);
}
.opcion-icono { flex: 0 0 auto; display: flex; align-items: center; width: 40px; }
.opcion-icono svg { display: block; margin: 0 auto; }
.opcion-detalle { display: flex; flex-direction: column; gap: 0.15rem; }
.opcion-detalle strong { font-size: 1.06rem; }
.opcion-precio { font-family: var(--fuente-titulos); font-size: 1.25rem; color: var(--verde); }

/* --- Contador + marquee ----------------------------------------------------- */

.stat-bloque { display: flex; flex-direction: column; margin: 1.2rem 0; }
.stat-numero {
  font-family: var(--fuente-titulos);
  font-size: clamp(2.4rem, 5vw, 3.6rem); line-height: 1; color: var(--verde);
}
.stat-etiqueta { color: #636a59; font-size: 0.95rem; margin-top: 0.3rem; }

.marquee { overflow: hidden; margin-top: 2.8rem; pointer-events: none; }
.marquee-pista {
  display: inline-flex; white-space: nowrap;
  animation: marquee-corre 30s linear infinite;
  will-change: transform;
}
.marquee-pista span {
  font-family: var(--fuente-titulos);
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  color: rgba(36, 48, 30, 0.10);
  letter-spacing: 0.02em;
}
@keyframes marquee-corre { to { transform: translateX(-50%); } }
.efectos-pausados .marquee-pista { animation-play-state: paused; }

/* --- Zoom-out de imágenes ---------------------------------------------------- */

.zoom-marco { overflow: hidden; border-radius: var(--radio); }
.zoom-marco img { transform: scale(1.08); transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1); }
.zoom-marco.zoom-listo img { transform: scale(1); }

/* ==========================================================================
   VIDEOS DE FONDO (ver static/js/videos.js y config.VIDEOS)
   ========================================================================== */

/* --- Hero con video --------------------------------------------------------- */
.hero-video-poster, .hero-video-poster img, .hero-video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.hero-video {
  opacity: 0; transition: opacity 0.9s ease;
  transform: scale(1.05);           /* margen para el parallax del mouse */
  will-change: transform, opacity;
}
.hero-video.reproduciendo { opacity: 1; }
/* Velo: más denso abajo y a la izquierda (donde está el texto) y en la franja
   del cielo. Paradas validadas contra 8 fotogramas del video: AA en eyebrow,
   titular y bajada (ver reporte de contraste). */
.hero-video-velo {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(13, 20, 8, 0.86) 0%, rgba(13, 20, 8, 0.72) 38%,
                    rgba(13, 20, 8, 0.30) 62%, rgba(13, 20, 8, 0.18) 100%),
    linear-gradient(0deg, rgba(13, 20, 8, 0.80) 0%, rgba(13, 20, 8, 0.30) 35%,
                    rgba(13, 20, 8, 0.12) 62%, rgba(13, 20, 8, 0.50) 80%,
                    rgba(13, 20, 8, 0.76) 100%);
}
.hero-cine.con-video .lienzo-particulas { opacity: 0.55; }  /* la hoja convive */
.hero-cine.con-video .hero-velo { opacity: 0.5; }
.hero-cine.con-video .titular-display,
.hero-cine.con-video .hero-cine-baja { text-shadow: 0 2px 18px rgba(4, 8, 2, 0.45); }

@media (max-width: 900px) {
  /* texto centrado a todo el ancho: velo parejo, más denso abajo */
  .hero-video-velo {
    background: linear-gradient(0deg, rgba(13, 20, 8, 0.90) 0%, rgba(13, 20, 8, 0.78) 45%,
                                rgba(13, 20, 8, 0.68) 72%, rgba(13, 20, 8, 0.62) 100%);
  }
}

/* --- Scroll-scrub "El lote, desde arriba" ------------------------------------ */
.lote { position: relative; background: var(--oscuro); color: #F7F8F0; }
.lote-pin {
  position: relative; overflow: hidden;
  min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center; justify-content: center;
}
.lote-poster, .lote-video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.lote-video { opacity: 0; transition: opacity 0.6s ease; }
.lote-video-listo .lote-video { opacity: 1; }
.lote-velo {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 72% 58% at 50% 50%, rgba(13, 20, 8, 0.66), rgba(13, 20, 8, 0.40)),
    linear-gradient(0deg, rgba(13, 20, 8, 0.72), rgba(13, 20, 8, 0) 38%);
}
.lote-textos {
  position: relative; z-index: 2; text-align: center;
  width: 100%; max-width: 980px; padding: 6rem 1.2rem 7rem;
}
.lote-textos .eyebrow { margin-bottom: 1.6rem; }
.lote-paso {
  font-family: var(--fuente-titulos);
  font-size: clamp(2.1rem, 6.2vw, 4.6rem); line-height: 1.06;
  color: #F7F8F0; margin: 0 0 1.4rem; text-wrap: balance;
  text-shadow: 0 2px 26px rgba(4, 8, 2, 0.5);
}
.lote-paso em { color: #C4EB94; }
.lote-progreso { display: none; }
.lote .curva-transicion { z-index: 3; }

/* activo (JS + movimiento permitido): 250vh, video sticky, textos superpuestos */
.lote-activo { height: 250vh; }
.lote-activo .lote-pin {
  position: sticky; top: 0; height: 100vh; height: 100svh;
}
.lote-activo .lote-pasos { display: grid; }
.lote-activo .lote-paso {
  grid-area: 1 / 1; margin: 0; align-self: center;
  opacity: 0; visibility: hidden; will-change: opacity, transform;
}
.lote-activo .lote-progreso {
  display: block; position: absolute; z-index: 2;
  left: 12%; right: 12%; bottom: 7.5rem; height: 2px;
  background: rgba(247, 248, 240, 0.18); border-radius: 2px; overflow: hidden;
}
.lote-activo .lote-progreso span {
  display: block; height: 100%; background: var(--ambar);
  transform: scaleX(0); transform-origin: left center;
}

/* --- Bandas secundarias con video (cursos, newsletter, blog) ----------------- */
.banda-video {
  position: relative; overflow: hidden; isolation: isolate;
  background: var(--oscuro); color: #E8ECDD;
}
.video-fondo { position: absolute; inset: 0; z-index: -1; }
.video-fondo-poster, .video-fondo-video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.video-fondo-video { opacity: 0; transition: opacity 0.9s ease; }
.video-fondo-video.reproduciendo { opacity: 1; }
.video-fondo-velo {
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(13, 20, 8, 0.84), rgba(13, 20, 8, 0.64));
}
.banda-contenido { position: relative; padding-top: 5rem; padding-bottom: 5rem; }
.banda-video h1, .banda-video h2 {
  color: #F7F8F0; font-size: clamp(2.1rem, 4.6vw, 3.4rem); line-height: 1.08;
  text-shadow: 0 2px 18px rgba(4, 8, 2, 0.4);
}
/* eyebrow más claro sobre video: AA (>=4.68) en todos los fotogramas medidos */
.banda-video .eyebrow, .lote .eyebrow { color: #D8EABF; }
.banda-bajada { color: #D5DCC6; font-size: 1.08rem; max-width: 52ch; }
.banda-video.centro .banda-bajada, .banda-video .centro .banda-bajada { margin-left: auto; margin-right: auto; }

/* doble clase: le gana a ".seccion { padding }" del bloque mobile (más abajo) */
.seccion.seccion-cursos, .seccion.seccion-con-banda { padding-top: 0; }
.banda-cursos, .banda-blog { margin-bottom: 2.4rem; }
.seccion.banda-newsletter { padding: 0; }
/* si la página termina en la banda del newsletter, el footer va pegado */
main:has(> .banda-newsletter:last-child) + .pie { margin-top: 0; }
.banda-newsletter .form-newsletter input { border-color: transparent; }
.banda-newsletter .aviso { color: var(--texto); }

/* sin video (reduced-motion, ahorro de datos, 2g): quedan los posters */
.sin-video .hero-video, .sin-video .video-fondo-video, .sin-video .lote-video { display: none; }

/* --- Movimiento reducido: versión estática digna ----------------------------- */

@media (prefers-reduced-motion: reduce) {
  .palabra, .titulo-seccion .palabra { transform: none; animation: none; }
  .indicador-scroll span { animation: none; opacity: 0.7; }
  .marquee-pista { animation: none; }
  .zoom-marco img { transform: none; transition: none; }
  .carta-curso.con-tilt { transition: none; }
  .escena-niebla { animation: none; }
}

/* --- Mobile ---------------------------------------------------------------- */

@media (max-width: 900px) {
  .hero-cine-fila { flex-direction: column-reverse; text-align: center; gap: 1.6rem; }
  .hero-cine-texto { max-width: 100%; }
  .hero-cine-baja { margin-left: auto; margin-right: auto; }
  .hero-cine-ctas { justify-content: center; }
  .hero-retrato {
    flex: 0 0 auto; width: 180px;
    align-self: center; margin: 3.4rem 0 0;
  }
  .eyebrow { font-size: 0.68rem; letter-spacing: 0.16em; }
}

@media (max-width: 600px) {
  .hero-texto h1 { font-size: 1.8rem; }
  h1 { font-size: 1.6rem; }
  .seccion { padding: 2.2rem 0; }
  .curso-compra { position: static; }
  .indicador-scroll { bottom: 3.2rem; }
}