* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: #8B5CF6;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #7C3AED;
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slideIn {
    animation: slideIn 0.3s ease-out;
}

/* Button hover effects */
button {
    transition: all 0.2s ease;
}

button:active {
    transform: scale(0.98);
}

/* Input focus effects */
input:focus,
textarea:focus {
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

/* Mobile optimizations */
@media (max-width: 768px) {
    .text-3xl {
        font-size: 1.5rem;
    }
    
    .text-4xl {
        font-size: 2rem;
    }
}