/* ===== RESET Y ESTILOS BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
  }
  
  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }
  
  /* Tipografías */
  h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
  }
  
  h2 {
    font-size: 2.2rem;
    margin-bottom: 40px;
    text-align: center;
  }
  
  section {
    padding: 80px 0;
  }
  
  /* Transiciones para temas */
  .theme-transition * {
    transition: background-color 0.3s ease, border-color 0.3s ease;
  }
  
  /* Animaciones */
  @keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
    100% { transform: translateY(0px) rotate(0deg); }
  }