/**
 * Event Filters CSS
 * WCAG AAA Compliant Styling
 */

/* Filter container styling */
.language-filters,
.event-tag-filters {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    padding: 0.75rem;
    background-color: #ffffff;
}

/* Custom scrollbar for better accessibility */
.language-filters::-webkit-scrollbar,
.event-tag-filters::-webkit-scrollbar {
    width: 8px;
}

.language-filters::-webkit-scrollbar-track,
.event-tag-filters::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.language-filters::-webkit-scrollbar-thumb,
.event-tag-filters::-webkit-scrollbar-thumb {
    background: #6c757d;
    border-radius: 4px;
}

.language-filters::-webkit-scrollbar-thumb:hover,
.event-tag-filters::-webkit-scrollbar-thumb:hover {
    background: #495057;
}

/* Checkbox styling for better visibility */
.form-check {
    margin-bottom: 0.5rem;
}

.form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
    border: 2px solid #6c757d;
    border-radius: 0.25rem;
    background-color: #ffffff;
    transition: all 0.15s ease-in-out;
}

.form-check-input:checked {
    background-color: #0d6efd;
    border-color: #0d6efd;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='m6 10 3 3 6-6'/%3e%3c/svg%3e");
}

.form-check-input:focus {
    border-color: #86b7fe;
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-check-input:hover {
    border-color: #0d6efd;
}

/* Badge styling for tags */
.badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    display: inline-flex;
    align-items: center;
    line-height: 1.2;
    min-height: 1.75rem;
}

/* Form label styling */
.form-label {
    color: #212529;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

/* Select styling */
.form-select {
    border: 2px solid #dee2e6;
    border-radius: 0.375rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    line-height: 1.5;
    color: #212529;
    background-color: #ffffff;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-select:focus {
    border-color: #86b7fe;
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-select:hover {
    border-color: #adb5bd;
}

/* Button styling */
.btn {
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    line-height: 1.5;
    transition: all 0.15s ease-in-out;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: #0d6efd;
    border-color: #0d6efd;
    color: #ffffff;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #0b5ed7;
    border-color: #0a58ca;
    color: #ffffff;
}

.btn-outline-secondary {
    color: #6c757d;
    border-color: #6c757d;
    background-color: transparent;
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
    color: #ffffff;
    background-color: #6c757d;
    border-color: #6c757d;
}

/* Alert styling */
.alert {
    border: 1px solid transparent;
    border-radius: 0.375rem;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
}

.alert-info {
    color: #055160;
    background-color: #cff4fc;
    border-color: #b6effb;
}

/* Card styling */
.card {
    border-radius: 0.5rem;
    overflow: hidden;
}

.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
}

.card-body {
    padding: 1.25rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .language-filters,
    .event-tag-filters {
        max-height: 150px;
    }
    
    .form-check {
        margin-bottom: 0.375rem;
    }
    
    .badge {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
    }
}

/* Focus indicators for keyboard navigation */
.form-check-input:focus-visible,
.form-select:focus-visible,
.btn:focus-visible {
    outline: 2px solid #0d6efd;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .form-check-input {
        border-width: 3px;
    }
    
    .btn {
        border-width: 3px;
    }
    
    .form-select {
        border-width: 3px;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .form-check-input,
    .form-select,
    .btn {
        transition: none;
    }
}

/* Print styles */
@media print {
    .language-filters,
    .event-tag-filters {
        max-height: none;
        overflow: visible;
    }
    
    .btn {
        display: none;
    }
}