/* burger menu */

.hamburger-btn {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            width: 30px;
            height: 21px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 0;
            z-index: 60;
        }
        
        .hamburger-line {
            display: block;
            height: 3px;
            width: 100%;
            background: white;
            border-radius: 3px;
            transition: all 0.3s ease;
        }
        
        .hamburger-btn.active .hamburger-line:nth-child(1) {
            transform: translateY(9px) rotate(45deg);
        }
        
        .hamburger-btn.active .hamburger-line:nth-child(2) {
            opacity: 0;
        }
        
        .hamburger-btn.active .hamburger-line:nth-child(3) {
            transform: translateY(-9px) rotate(-45deg);
        }
        
        .mobile-nav {
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: #021977;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            z-index: 50;
            max-height: 0;
            opacity: 0;
            transition: all 0.3s ease;
            overflow: hidden;
            display: block; /* Cambiar esto */
        }
        
        .mobile-nav.open {
            max-height: 200px;
            opacity: 1;
        }