/* NAVBAR base con transparencia visible */
.navbar {
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(14px);
    transition: background 0.4s ease-in-out, box-shadow 0.4s ease-in-out;
    padding: 6px 0;
    position: fixed;
    width: 100%;
    z-index: 1050;
    box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.1);
  }
  
  /* NAVBAR al hacer scroll: más sólido, pero no negro absoluto */
  .navbar.scrolled {
    background: rgba(0, 0, 0, 0.8);
    box-shadow: 0px 6px 20px rgba(0, 0, 0, 0.4);
  }
  
  /* LOGO adaptable */
  .navbar-brand img {
    height: clamp(100px, 12vh, 130px);
    transition: transform 0.3s ease-in-out;
    display: block;
  }
  
  .navbar-brand img:hover {
    transform: scale(1.08);
  }
  
  /* BOTÓN hamburguesa */
  .navbar-toggler {
    border: none;
    background: transparent;
    padding: 8px;
    transition: transform 0.3s ease-in-out;
  }
  .navbar-toggler:hover {
    transform: rotate(90deg);
  }
  .navbar-toggler-icon,
  .navbar-toggler i {
    font-size: 28px;
    color: white;
  }
  
  /* ANIMACIÓN al desplegar menú */
  .navbar-collapse {
    animation: fadeInDown 0.4s;
  }
  @keyframes fadeInDown {
    from {
      opacity: 0;
      transform: translateY(-15px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  /* ENLACES DEL MENÚ */
  .navbar-nav .nav-link {
    font-size: 17px;
    font-weight: 500;
    padding: 10px 18px;
    color: white;
    position: relative;
    transition: all 0.3s ease-in-out;
  }
  
  .navbar-nav .nav-link::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 0%;
    height: 2px;
    background: linear-gradient(45deg, #ff6b6b, #ffcc00);
    transition: width 0.3s ease-in-out, left 0.3s ease-in-out;
  }
  
  .navbar-nav .nav-link:hover::after {
    width: 100%;
    left: 0;
  }
  
  .navbar-nav .nav-link:hover {
    color: #ffcc00;
    transform: scale(1.05);
  }