/* Custom styles for SharkToothID */
/* Using minimal custom CSS as Bootstrap handles most styling */

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
}

/* Custom utilities for better spacing and visual hierarchy */
.display-6 {
    font-size: 2.5rem;
    font-weight: 600;
}

/* File input styling enhancements */
.form-control:focus {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--bs-primary-rgb), 0.25);
}

/* Custom button hover effects */
.btn-primary:hover {
    transform: translateY(-2px);
    transition: all 0.2s ease;
}

.btn-outline-secondary:hover {
    transform: translateY(-1px);
    transition: all 0.2s ease;
}

/* Loading spinner customization */
.spinner-border {
    width: 3rem;
    height: 3rem;
}

/* Results card animations */
#resultsSection {
    animation: slideInUp 0.5s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Error alert styling */
.alert {
    border-radius: 0.5rem;
}

/* Card styling enhancements */
.card {
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card-header {
    border-radius: 0.75rem 0.75rem 0 0 !important;
}

/* Icon styling */
.bi {
    vertical-align: -0.125em;
}

/* Responsive image handling */
@media (max-width: 768px) {
    .display-4 {
        font-size: 2.5rem;
    }
    
    .display-6 {
        font-size: 2rem;
    }
    
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

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

/* Focus states for accessibility */
.btn:focus,
.form-control:focus {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

/* Loading state styles */
.btn:disabled {
    cursor: not-allowed;
    opacity: 0.65;
}

/* Fun fact section styling */
.bg-info.bg-opacity-10 {
    backdrop-filter: blur(10px);
}