/**
 * Custom Styles for Business Card Scanner
 * Complements Tailwind CSS with additional customizations
 */

/* Smooth transitions */
* {
    transition-property: color, background-color, border-color, opacity;
    transition-duration: 150ms;
    transition-timing-function: ease-in-out;
}

/* Focus styles for accessibility */
input:focus,
select:focus,
button:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.dark ::-webkit-scrollbar-track {
    background: #1f2937;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

.dark ::-webkit-scrollbar-thumb {
    background: #4b5563;
}

.dark ::-webkit-scrollbar-thumb:hover {
    background: #6b7280;
}

/* Loading animation */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Image preview styling */
#previewImg {
    max-height: 400px;
    object-fit: contain;
}

/* Contact card hover effect */
.contact-card {
    transition: transform 0.2s, box-shadow 0.2s;
}

.contact-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Mobile optimizations */
@media (max-width: 640px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    /* Stack buttons vertically on mobile */
    .flex-wrap {
        flex-direction: column;
    }
    
    .flex-wrap button {
        width: 100%;
    }
}

/* Print styles */
@media print {
    .no-print {
        display: none;
    }
}

/* PWA install prompt styling */
.pwa-install-prompt {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    max-width: 90%;
}