@layer utilities {
            .text-shadow {
                text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
            }
            .nav-active {
                @apply border-b-2 border-primary;
            }
            .btn-primary {
                @apply bg-primary text-white px-6 py-3 rounded-lg font-bold hover:bg-opacity-90 transition-all duration-300 shadow-lg;
            }
            .btn-secondary {
                @apply bg-secondary text-white px-6 py-3 rounded-lg font-bold hover:bg-opacity-90 transition-all duration-300 shadow-lg;
            }
        }