/* ===============================================
       VARIABLES GLOBALES
    =============================================== */
    :root {
      --primary-color: #1e90ff;       /* Azul vibrante */
      --secondary-color: #5d1486;     /* Morado profundo */
      --brand-color: var(--secondary-color);
      --accent-color: #7f5af0;        /* Acente morado intermedio */
         /* Fondo oscuro */
      --text-color: #ffffff;
      --transition-timing: cubic-bezier(0.4, 0, 0.2, 1);
      --font-title: 'Montserrat', sans-serif;
    }

    /* ===============================================
       SECCIÓN PARALLAX CON VIDEO DE FONDO
    =============================================== */
    .parallax-section {
      position: relative;
      height: 100vh;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      color: var(--text-color);

    }
    
    /* Video de fondo: ocupa toda la sección */
    .parallax-video {
      position: absolute;
      top: 50%;
      left: 50%;
      min-width: 100%;
      min-height: 100%;
      width: auto;
      height: auto;
      transform: translate(-50%, -50%);
      object-fit: cover;
      z-index: -2;
      /* Animación de zoom lento */
      animation: zoomVideo 20s ease-in-out infinite;
    }
    
    @keyframes zoomVideo {
      0%   { transform: translate(-50%, -50%) scale(1); }
      50%  { transform: translate(-50%, -50%) scale(1.1); }
      100% { transform: translate(-50%, -50%) scale(1); }
    }
    
    /* Capa de overlay con degradado animado */
    .parallax-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: -1;
      animation: gradientShift 10s ease infinite;
    }
    
    @keyframes gradientShift {
      0% { filter: hue-rotate(0deg); }
      100% { filter: hue-rotate(360deg); }
    }
    
    /* Contenedor del contenido de la sección */
    .parallax-content {
      position: relative;
      z-index: 1;
      max-width: 800px;
      padding: 20px;
      animation: fadeInUp 1.5s ease-out forwards;
    }
    
    @keyframes fadeInUp {
      0% {
        opacity: 0;
        transform: translateY(40px);
      }
      100% {
        opacity: 1;
        transform: translateY(0);
      }
    }
    
    /* Título con efecto shimmer y degradado animado */
    .parallax-content h1 {
      font-size: 3rem;
      font-family: var(--font-title);
      margin-bottom: 20px;
      letter-spacing: 0.05em;
      background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--primary-color));
      background-size: 200% auto;
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      text-shadow: 0 0 8px rgba(0, 0, 0, 0.5);
      animation: shimmerText 3s linear infinite;
    }
    
    @keyframes shimmerText {
      0% { background-position: 0% center; }
      100% { background-position: -200% center; }
    }
    
    /* Subtítulo y párrafo descriptivo */
    .parallax-content p {
      font-size: 1.25rem;
      margin-bottom: 30px;
      line-height: 1.5;
      text-shadow: 0 2px 4px rgba(0,0,0,0.5);
    }
    
    /* Botón Call-to-Action */
    .cta-button {
      display: inline-block;
      padding: 0.75em 1.5em;
      font-size: 1.25rem;
      font-family: var(--font-title);
      color: var(--text-color);
      background-color: var(--secondary-color);
      border: none;
      border-radius: 30px;
      text-decoration: none;
      text-transform: uppercase;
      letter-spacing: 1px;
      transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
      box-shadow: 0 4px 8px rgba(0,0,0,0.3);
    }
    
    .cta-button:hover {
      background-color: var(--primary-color);
      transform: translateY(-5px);
      box-shadow: 0 8px 16px rgba(0,0,0,0.4);
    }
    
    /* ===============================================
       RESPONSIVE
    =============================================== */
    @media (max-width: 768px) {
      .parallax-content h1 {
        font-size: 2.5rem;
      }
      .parallax-content p {
        font-size: 1rem;
      }
      .cta-button {
        font-size: 1rem;
        padding: 0.65em 1.2em;
      }
    }
    
    @media (max-width: 480px) {
      .parallax-content h1 {
        font-size: 2rem;
      }
      .parallax-content p {
        font-size: 0.9rem;
      }
      .cta-button {
        font-size: 0.9rem;
        padding: 0.5em 1em;
      }
    }