/* ==========================================================================
   RUTA: assets/css/estilo.css
   DESCRIPCIÓN: Estilos globales, landing, formulario y página de gracias
   PALETA: Azul Marino (#0f172a), Azul Agua (#0284c7), Blanco (#ffffff) y Gris (#f8fafc)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;600;700&display=swap');

:root {
  --color-primario: #0284c7;        /* Azul agua */
  --color-primario-hover: #0369a1;
  --color-oscuro: #0f172a;          /* Azul marino oscuro */
  --color-oscuro-suave: #1e293b;
  --color-fondo: #f8fafc;           /* Fondo grisáceo claro */
  --color-blanco: #ffffff;
  --color-texto: #334155;           /* Texto legible */
  --color-texto-muted: #64748b;     /* Texto secundario */
  --color-borde: #e2e8f0;
  --color-exito: #16a34a;
  --color-error: #dc2626;
  --radio-borde: 10px;
  --sombra-tarjeta: 0 4px 20px -2px rgba(15, 23, 42, 0.06), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.contenedor {
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --------------------------------------------------------------------------
   CABECERA
   -------------------------------------------------------------------------- */
.sitio-header {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  padding: 18px 0;
  position: sticky;
  top: 0;
  z-index: 50;
}

.sitio-header .contenedor {
  max-width: 1240px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-texto {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: "Poppins", sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-oscuro);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.icono-gota {
  color: var(--color-primario);
  font-size: 1.3rem;
}

.btn-header-cta {
  font-family: "Poppins", sans-serif;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: var(--color-blanco);
  padding: 10px 20px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.15);
  transition: all 0.2s ease;
}

.btn-header-cta:hover {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
}

/* --------------------------------------------------------------------------
   BLOQUE 1: HERO (REDISEÑO VISUAL REAL CON SHORT VERTICAL 9:16)
   -------------------------------------------------------------------------- */
.contenedor-hero {
  max-width: 1240px;
}

.seccion-hero {
  position: relative;
  overflow: hidden;
  background-color: #F8FBFF;
  background: 
    radial-gradient(circle at 12% 18%, rgba(14, 165, 233, 0.22) 0%, transparent 42%),
    radial-gradient(circle at 18% 75%, rgba(20, 184, 166, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 88% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 44%),
    radial-gradient(circle at 75% 80%, rgba(56, 189, 248, 0.14) 0%, transparent 40%),
    #F8FBFF;
  padding: 70px 0 76px 0;
  border-bottom: 1px solid rgba(224, 242, 254, 0.85);
  min-height: 82vh;
  display: flex;
  align-items: center;
}

/* Textura sutil de micro-puntos en CSS */
.seccion-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(14, 165, 233, 0.08) 1.2px, transparent 1.2px);
  background-size: 24px 24px;
  pointer-events: none;
  z-index: 1;
}

/* Auras de luz difusa ambiental */
.hero-aura-luz {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(85px);
  -webkit-filter: blur(85px);
  z-index: 0;
}

.hero-aura-azul {
  top: 0;
  left: 0;
  width: 480px;
  height: 480px;
  background: rgba(14, 165, 233, 0.22);
}

.hero-aura-turquesa {
  bottom: -40px;
  left: 20%;
  width: 420px;
  height: 420px;
  background: rgba(20, 184, 166, 0.18);
}

.hero-aura-violeta {
  top: 10%;
  right: 2%;
  width: 520px;
  height: 520px;
  background: rgba(129, 140, 248, 0.16);
}

/* COMPOSICIÓN REAL DE 2 COLUMNAS (55% / 45%) EN ESCRITORIO */
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 55% 45%;
  grid-template-areas:
    "tag      video"
    "title    video"
    "subtitle video"
    "cta      video";
  column-gap: 56px;
  row-gap: 0;
  align-items: center; /* Centrado vertical armónico respecto a la columna izquierda */
}

.hero-tag-wrap {
  grid-area: tag;
  margin-bottom: 20px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: "Poppins", sans-serif;
  background: linear-gradient(135deg, rgba(224, 231, 255, 0.85) 0%, rgba(224, 242, 254, 0.85) 100%);
  border: 1px solid rgba(199, 210, 254, 0.9);
  color: #4338ca;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 7px 18px;
  border-radius: 30px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.08);
  backdrop-filter: blur(8px);
}

.hero-titulo {
  grid-area: title;
  font-family: "Poppins", sans-serif;
  font-size: clamp(3.4rem, 4.5vw, 4.5rem); /* 64px a 74px en escritorio */
  font-weight: 700;
  color: #0f172a;
  line-height: 1.04;
  letter-spacing: -0.02em;
  text-align: left;
  margin-bottom: 18px;
  text-wrap: balance;
}

.hero-titulo-degradado {
  display: inline-block;
  font-family: "Poppins", sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(105deg, #4F46E5 0%, #0EA5E9 52%, #14B8A6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: #0ea5e9;
}

.hero-subtitulo {
  grid-area: subtitle;
  font-size: clamp(1.2rem, 1.35vw, 1.35rem); /* 20px a 22px */
  color: #475569;
  line-height: 1.6;
  text-align: left;
  max-width: 620px;
  margin-bottom: 36px;
}

.hero-cta-wrap {
  grid-area: cta;
  text-align: left;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.btn-cta-principal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Poppins", sans-serif;
  background: linear-gradient(115deg, #4F46E5 0%, #0EA5E9 50%, #14B8A6 100%);
  color: #ffffff;
  font-size: 1.18rem;
  font-weight: 700;
  padding: 18px 44px;
  border-radius: 14px;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.35);
  cursor: pointer;
  box-shadow: 
    0 16px 32px -6px rgba(79, 70, 229, 0.38),
    0 6px 16px -2px rgba(14, 165, 233, 0.28);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: -0.01em;
}

.btn-cta-principal:hover {
  background: linear-gradient(115deg, #4338CA 0%, #0284C7 50%, #0D9488 100%);
  transform: translateY(-3px);
  box-shadow: 
    0 22px 42px -6px rgba(79, 70, 229, 0.46),
    0 8px 20px -2px rgba(14, 165, 233, 0.36);
}

.hero-disponibilidad {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: #334155;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 9999px;
  padding: 6px 14px;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  max-width: 100%;
}

.hero-disponibilidad-bandera {
  font-size: 1rem;
  line-height: 1;
}

/* COLUMNA DERECHA: VÍDEO VERTICAL (SHORT 9:16) PROTAGONISTA */
.hero-video-col {
  grid-area: video;
  width: 100%;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.hero-video-card {
  position: relative;
  width: 100%;
  max-width: 410px; /* ~380px - 430px de ancho en escritorio */
  margin-left: auto;
  padding: 14px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 30px;
  box-shadow: 
    0 30px 70px rgba(15, 23, 42, 0.18),
    0 12px 28px -6px rgba(79, 70, 229, 0.12);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.hero-video-inner {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 16;
  overflow: hidden;
  border-radius: 22px;
  background: #0f172a;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.hero-video-inner iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* --------------------------------------------------------------------------
   BLOQUE 2: PROBLEMA ACTUAL
   -------------------------------------------------------------------------- */
.seccion-problemas {
  padding: 60px 0;
}

.rejilla-problemas {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 36px;
}

.tarjeta-problema {
  background-color: var(--color-blanco);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-borde);
  padding: 28px 24px;
  box-shadow: var(--sombra-tarjeta);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.tarjeta-problema:hover {
  transform: translateY(-2px);
  border-color: #bae6fd;
}

.tarjeta-icono {
  font-size: 1.8rem;
  margin-bottom: 14px;
}

.tarjeta-titulo {
  font-size: 1.2rem;
  color: var(--color-oscuro);
  font-weight: 700;
  margin-bottom: 12px;
}

.tarjeta-texto {
  font-size: 0.95rem;
  color: var(--color-texto);
  line-height: 1.55;
}

.destacado-reflexion {
  background-color: #f0fdf4;
  border-left: 4px solid #16a34a;
  padding: 18px 24px;
  border-radius: 0 8px 8px 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: #166534;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   BLOQUE 4: FORMULARIO
   -------------------------------------------------------------------------- */
.seccion-formulario {
  padding: 60px 0 80px 0;
}

.form-tarjeta {
  background-color: var(--color-blanco);
  border: 1px solid var(--color-borde);
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 10px 30px -5px rgba(15, 23, 42, 0.08);
  max-width: 820px;
  margin: 0 auto;
}

.form-header {
  text-align: center;
  margin-bottom: 34px;
}

.form-titulo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-oscuro);
  margin-bottom: 8px;
}

.form-subtitulo {
  font-size: 1rem;
  color: var(--color-texto-muted);
}

.form-paso-grupo {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid #f1f5f9;
}

.form-paso-grupo:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.form-seccion-titulo {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-oscuro);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-fila {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 16px;
}

.form-fila-tres {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-grupo {
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-oscuro);
  margin-bottom: 6px;
}

label .requerido {
  color: var(--color-error);
  font-weight: bold;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  font-size: 0.95rem;
  color: var(--color-oscuro);
  background-color: #ffffff;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primario);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.form-control.error {
  border-color: var(--color-error);
  background-color: #fef2f2;
}

.error-texto {
  color: var(--color-error);
  font-size: 0.8rem;
  margin-top: 4px;
  display: none;
}

.error-texto.visible {
  display: block;
}

textarea.form-control {
  resize: vertical;
  min-height: 80px;
}

.opciones-radio-rejilla {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
  margin-top: 6px;
}

.radio-etiqueta {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  cursor: pointer;
  background-color: #f8fafc;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.15s ease;
}

.radio-etiqueta:hover {
  background-color: #f0f9ff;
  border-color: #bae6fd;
}

.radio-etiqueta input[type="radio"] {
  accent-color: var(--color-primario);
  transform: scale(1.1);
}

.rgpd-contenedor {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
  padding: 14px;
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
}

.rgpd-contenedor input[type="checkbox"] {
  accent-color: var(--color-primario);
  transform: scale(1.2);
  margin-top: 3px;
  flex-shrink: 0;
}

.rgpd-texto {
  font-size: 0.85rem;
  color: var(--color-texto);
  line-height: 1.45;
}

.rgpd-texto a {
  color: var(--color-primario);
  text-decoration: underline;
}

.btn-submit-wrapper {
  margin-top: 28px;
  text-align: center;
}

.btn-submit {
  width: 100%;
  max-width: 380px;
  background-color: var(--color-primario);
  color: var(--color-blanco);
  font-size: 1.15rem;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
  transition: all 0.2s ease;
}

.btn-submit:hover {
  background-color: var(--color-primario-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(2, 132, 199, 0.45);
}

.btn-submit:disabled {
  background-color: #94a3b8;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.campo-trampa {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  position: absolute !important;
  left: -9999px !important;
}

/* --------------------------------------------------------------------------
   BLOQUE 5: SEGURIDAD Y PRIVACIDAD
   -------------------------------------------------------------------------- */
.seccion-seguridad {
  background-color: #ffffff;
  border-top: 1px solid var(--color-borde);
  padding: 30px 0;
  text-align: center;
  font-size: 0.88rem;
  color: var(--color-texto-muted);
}

.nota-espana {
  display: inline-block;
  background: #f1f5f9;
  padding: 4px 12px;
  border-radius: 4px;
  font-weight: 600;
  color: var(--color-oscuro);
  margin-top: 8px;
}

.enlaces-legales {
  margin-top: 14px;
}

.enlaces-legales a {
  color: var(--color-texto-muted);
  text-decoration: underline;
  margin: 0 10px;
}

.enlaces-legales a:hover {
  color: var(--color-primario);
}

/* --------------------------------------------------------------------------
   PÁGINA DE GRACIAS
   -------------------------------------------------------------------------- */
.tarjeta-gracias {
  background-color: var(--color-blanco);
  border: 1px solid var(--color-borde);
  border-radius: 12px;
  padding: 48px 32px;
  max-width: 640px;
  margin: 60px auto;
  text-align: center;
  box-shadow: var(--sombra-tarjeta);
}

.icono-exito {
  width: 64px;
  height: 64px;
  background-color: #dcfce7;
  color: #16a34a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  margin: 0 auto 20px auto;
}

.titulo-gracias {
  font-size: 1.8rem;
  color: var(--color-oscuro);
  font-weight: 700;
  margin-bottom: 14px;
}

.texto-gracias {
  font-size: 1.05rem;
  color: var(--color-texto);
  line-height: 1.6;
  margin-bottom: 28px;
}

.btn-whatsapp-voluntario {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: #25d366;
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 600;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
  transition: all 0.2s ease;
}

.btn-whatsapp-voluntario:hover {
  background-color: #1ebd5a;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.45);
}

/* --------------------------------------------------------------------------
   RESPONSIVE
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .seccion-hero {
    padding: 40px 0 54px 0;
    min-height: auto;
  }

  /* ORDEN MÓVIL EXACTO REQUERIDO: 1.etiqueta -> 2.titular -> 3.subtítulo -> 4.vídeo -> 5.CTA */
  .hero-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "tag"
      "title"
      "subtitle"
      "video"
      "cta";
    row-gap: 0;
    column-gap: 0;
    text-align: left;
  }
  .hero-tag-wrap {
    text-align: left;
    margin-bottom: 14px;
  }
  .hero-tag {
    font-size: 0.78rem;
    padding: 6px 14px;
  }
  .hero-titulo {
    font-size: clamp(2.4rem, 8.5vw, 3rem); /* 42px - 48px */
    line-height: 1.05;
    text-align: left;
    margin-bottom: 16px;
  }
  .hero-subtitulo {
    font-size: clamp(1.05rem, 4vw, 1.18rem);
    line-height: 1.6;
    text-align: left;
    margin-bottom: 24px;
  }
  .hero-video-col {
    margin-bottom: 28px;
    justify-content: center;
    width: 100%;
  }
  .hero-video-card {
    width: 90%; /* 85% - 95% del ancho disponible */
    max-width: 380px;
    margin: 0 auto;
    border-radius: 24px;
    padding: 10px;
  }
  .hero-video-inner {
    border-radius: 18px;
  }
  .hero-cta-wrap {
    text-align: center;
    width: 100%;
    align-items: center;
  }
  .hero-cta-wrap .btn-cta-principal {
    width: 100%;
    padding: 18px 24px;
  }
  .hero-disponibilidad {
    margin-top: 14px;
    margin-left: auto;
    margin-right: auto;
    justify-content: center;
    text-align: center;
    font-size: 13.5px;
    padding: 6px 12px;
  }
  .rejilla-problemas {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .form-tarjeta {
    padding: 24px 18px;
  }
  .form-fila,
  .form-fila-tres {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .opciones-radio-rejilla {
    grid-template-columns: 1fr;
  }
  .btn-submit {
    max-width: 100%;
  }
}

/* --------------------------------------------------------------------------
   AJUSTE ESPECÍFICO MÓVIL (HASTA 768px): CENTRADO DE ETIQUETA Y TITULAR
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .hero-tag-wrap {
    text-align: center;
  }

  .hero-tag {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

  .hero-titulo,
  h1.hero-titulo {
    text-align: center;
  }

  .hero-subtitulo {
    text-align: left;
  }

  /* Si el contenedor izquierdo usa flex */
  .hero-col-izq,
  .hero-col-texto,
  .hero-contenido {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .form-tarjeta {
    padding: 20px 14px;
  }
  .sitio-header {
    padding: 14px 0;
  }
  .logo-texto {
    font-size: 1.05rem;
  }
  .btn-header-cta {
    padding: 8px 14px;
    font-size: 0.85rem;
  }
  .seccion-hero {
    padding: 30px 0 42px 0;
  }
  .hero-titulo {
    font-size: 2.35rem; /* ~38px - 42px */
    line-height: 1.06;
  }
  .hero-subtitulo {
    font-size: 1.05rem;
  }
  .hero-video-card {
    width: 92%;
    max-width: 340px;
    border-radius: 20px;
    padding: 8px;
  }
  .hero-video-inner {
    border-radius: 16px;
  }
  .tarjeta-gracias {
    padding: 32px 18px;
  }
  .btn-whatsapp-voluntario {
    width: 100%;
    padding: 12px 16px;
    font-size: 1rem;
  }
}