.bg-grid {
    background-image: 
        linear-gradient(to right, rgba(79, 79, 79, 0.18) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(79, 79, 79, 0.18) 1px, transparent 1px);
    background-size: 14px 24px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(30, 41, 59, 0.5);
}

::-webkit-scrollbar-thumb {
    background: rgba(100, 116, 139, 0.5);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(100, 116, 139, 0.7);
}

/* Smooth transitions */
* {
    transition: all 0.2s ease-in-out;
}

/* Focus styles */
input:focus, button:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.5);
}

/* Hover effects */
button:hover {
    transform: translateY(-1px);
}

/* Responsive text */
@media (max-width: 640px) {
    .text-4xl {
        font-size: 2rem;
    }
    
    .text-3xl {
        font-size: 1.5rem;
    }
}