/**
 * Certificate Filter Enhancements
 */

/* Filter section styling */
.hvac-filters-section {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.hvac-certificate-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: flex-end;
}

.hvac-filter-group {
    flex: 1;
    min-width: 200px;
    margin-bottom: 10px;
}

.hvac-filter-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #333;
}

.hvac-filter-group select,
.hvac-filter-group input[type="text"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background-color: white;
    font-size: 14px;
}

.hvac-filter-group select:focus,
.hvac-filter-group input[type="text"]:focus {
    border-color: #2271b1;
    box-shadow: 0 0 0 1px #2271b1;
    outline: none;
}

.hvac-input-hint {
    font-size: 12px;
    color: #666;
    margin-top: 4px;
}

.hvac-filter-submit {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: flex-end;
}

/* Search results indicator */
.hvac-search-results {
    background-color: #f0f7ff;
    border-left: 4px solid #2271b1;
    padding: 10px 15px;
    margin-bottom: 20px;
    border-radius: 0 4px 4px 0;
}

.hvac-search-results p {
    margin: 0;
    font-size: 14px;
}

.hvac-search-results strong {
    font-weight: 600;
    color: #2271b1;
}

/* Enhanced attendee info display */
.attendee-info {
    display: flex;
    flex-direction: column;
}

.attendee-name {
    font-weight: 600;
}

.attendee-email {
    font-size: 13px;
    color: #555;
    margin-top: 2px;
}

/* Clear filters button */
.hvac-button.hvac-secondary {
    background-color: #f0f0f1;
    color: #2c3338;
    border: 1px solid #c5c5c7;
}

.hvac-button.hvac-secondary:hover {
    background-color: #e0e0e2;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hvac-certificate-filters {
        flex-direction: column;
    }
    
    .hvac-filter-group {
        width: 100%;
    }
    
    .hvac-filter-submit {
        justify-content: flex-start;
        flex-direction: column;
        align-items: stretch;
    }
    
    .hvac-filter-submit .hvac-button {
        margin-bottom: 8px;
    }
}

/* Focus Management Styles - WCAG 2.1 Compliance */
/* Added for keyboard accessibility and screen reader support */

/* Button Focus Styles */
.hvac-button:focus,
.hvac-content .button:focus,
.hvac-content button:focus,
.hvac-content input[type="submit"]:focus,
.hvac-email-submit:focus,
.hvac-filter-submit:focus,
.hvac-certificate-actions button:focus,
.hvac-certificate-actions a:focus {
    outline: 2px solid #005fcc;
    outline-offset: 2px;
    box-shadow: 0 0 0 3px rgba(0, 95, 204, 0.2);
    border-radius: 4px;
}

/* Input Focus Styles */
.hvac-form-input:focus,
.hvac-content input[type="text"]:focus,
.hvac-content input[type="email"]:focus,
.hvac-content input[type="password"]:focus,
.hvac-content input[type="url"]:focus,
.hvac-content textarea:focus,
.hvac-content select:focus,
.hvac-email-form-row input:focus,
.hvac-email-form-row textarea:focus,
.hvac-filter-group input:focus,
.hvac-filter-group select:focus {
    outline: 2px solid #005fcc;
    outline-offset: 2px;
    border-color: #005fcc;
    box-shadow: 0 0 0 3px rgba(0, 95, 204, 0.2);
}

/* Link Focus Styles */
.hvac-content a:focus,
.hvac-event-link:focus,
.hvac-certificate-link:focus,
.hvac-attendee-profile-icon:focus,
.hvac-dashboard-nav a:focus,
.hvac-email-navigation a:focus {
    outline: 2px solid #005fcc;
    outline-offset: 2px;
    text-decoration: underline;
    background-color: rgba(0, 95, 204, 0.1);
    border-radius: 2px;
}

/* Interactive Element Focus Styles */
.hvac-attendee-checkbox:focus,
.hvac-select-all-container input[type="checkbox"]:focus,
.hvac-modal-close:focus,
.hvac-certificate-table tr:focus {
    outline: 2px solid #005fcc;
    outline-offset: 2px;
    box-shadow: 0 0 0 3px rgba(0, 95, 204, 0.2);
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .hvac-content *:focus {
        outline: 3px solid #000000;
        outline-offset: 2px;
        background-color: #ffff00;
        color: #000000;
    }
}

/* Focus-visible polyfill support */

/* Reset focus for mouse users while preserving keyboard accessibility */
.js-focus-visible :focus:not(.focus-visible) {
    outline: none;
    box-shadow: none;
}

/* Ensure focus is visible for keyboard users */
.js-focus-visible .focus-visible {
    outline: 2px solid #005fcc;
    outline-offset: 2px;
}