/**
 * HVAC Certificates CSS Bundle
 */

/* === hvac-certificates.css === */
/* Reduced Motion Support Added - 2025-07-23 */
/* Vendor Prefixes Added - 2025-07-23 */
/**
 * Certificate Styles
 *
 * Styles for certificate-related pages and components.
 */

/* Certificate Tables */
.hvac-certificate-table {

    width: 100%;

    border-collapse: collapse;

    margin-bottom: 20px;

.hvac-certificate-table th {

    background-color: #f1f1f1;

    text-align: left;

    padding: 10px;

    border-bottom: 1px solid #ddd;

    font-weight: 600;

.hvac-certificate-table td {

    padding: 12px 10px;

    border-bottom: 1px solid #eee;

    vertical-align: middle;

.hvac-certificate-table;

    tr: nth-child(even) {
    background-color: #f9f9f9;

.hvac-certificate-table;

.tr:hover {
    background-color: #f0f7ff;

/* Certificate Actions */
.hvac-certificate-actions {

    display: -webkit-box;

    display: -ms-flexbox;

    display: flex;

    gap: 8px;

.hvac-certificate-actions button,
.hvac-certificate-actions a {

    background-color: #fafafa;

    border: 1px solid #ddd;

    padding: 6px 10px;

    -webkit-border-radius: 4px;

    border-radius: 4px;

    cursor: pointer;

    font-size: 13px;

    text-decoration: none;

    -webkit-transition: all 0.2s ease;

    color: #333;

.hvac-certificate-actions;

    button:hover,
.hvac-certificate-actions a:hover {
    background-color: #f0f0f0;

    border-color: #ccc;

.hvac-view-certificate {

    background-color: #e0f7fa \!important;

    border-color: #80deea \!important;

    color: #006064 \!important;

.hvac-view-certificate:hover {
    background-color: #b2ebf2 \!important;

    border-color: #4dd0e1 \!important;

.hvac-email-certificate {

    background-color: #e8f5e9 \!important;

    border-color: #a5d6a7 \!important;

    color: #1b5e20 \!important;

.hvac-email-certificate:hover {
    background-color: #c8e6c9 \!important;

    border-color: #81c784 \!important;

.hvac-revoke-certificate {

    background-color: #ffebee \!important;

    border-color: #ffcdd2 \!important;

    color: #b71c1c \!important;

.hvac-revoke-certificate:hover {
    background-color: #ffcdd2 \!important;

    border-color: #ef9a9a \!important;

/* Certificate status */
.hvac-status-active {

    color: #2e7d32;

    background-color: #e8f5e9;

    padding: 3px 8px;

    -webkit-border-radius: 12px;

    border-radius: 12px;

    display: inline-block;

    font-size: 12px;

    font-weight: 600;

.hvac-status-revoked {

    color: #b71c1c;

    background-color: #ffebee;

    padding: 3px 8px;

    border-radius: 12px;

    display: inline-block;

    font-size: 12px;

    font-weight: 600;

/* Certificate filters */
.hvac-certificate-filters {

    display: -webkit-box;

    display: -ms-flexbox;

    display: flex;

    -ms-flex-wrap: wrap;

    gap: 10px;

    margin-bottom: 20px;

    padding: 15px;

    background-color: #f9f9f9;

    -webkit-border-radius: 5px;

    border-radius: 5px;

    border-radius: 5px;

    border: 1px solid #eee;

.hvac-filter-group {

    display: -webkit-box;

    display: -ms-flexbox;

    display: flex;

    -webkit-box-orient: vertical;

    -webkit-box-direction: normal;

    -ms-flex-direction: column;

    gap: 5px;

    min-width: 200px;

.hvac-filter-group label {

    font-weight: 600;

    font-size: 14px;

.hvac-filter-group select,
.hvac-filter-group input {

    padding: 8px 10px;

    border: 1px solid #ddd;

    border-radius: 4px;

.hvac-filter-submit {

    align-self: flex-end;

    margin-top: auto;

/* Certificate modal */
.hvac-modal-overlay {

    position: fixed;

    top: 0;

    left: 0;

    right: 0;

    bottom: 0;

    background-color: rgba(0, 0, 0, 0.5);

    z-index: 1000;

    display: none;

.hvac-certificate-modal {

    position: fixed;

    top: 50%;

    left: 50%;

    -webkit-transform: translate(-50%, -50%);

    -ms-transform: translate(-50%, -50%);

    background-color: white;

    padding: 20px;

    border-radius: 5px;

    -webkit-box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);

    z-index: 1001;

    max-width: 90vw;

    max-height: 90vh;

    width: 850px;

    display: none;

.hvac-modal-close {

    position: absolute;

    top: 10px;

    right: 15px;

    font-size: 24px;

    cursor: pointer;

    color: #999;

    -webkit-transition: color 0.2s ease;

    transition: color 0.2s ease;

.hvac-modal-close:hover {
    color: #333;

.hvac-certificate-preview {

    width: 100%;

    height: 70vh;

    border: 1px solid #ddd;

    margin-top: 10px;

.hvac-modal-title {

    margin-top: 0;

    margin-bottom: 15px;

    padding-right: 30px;

/* Button loading state */
.hvac-loading {

    opacity: 0.7;

    pointer-events: none;

    position: relative;

.hvac-loading::after {
    content: '';

    display: inline-block;

    width: 12px;

    height: 12px;

    border: 2px solid rgba(0, 0, 0, 0.2);

    border-top-color: #333;

    -webkit-border-radius: 50%;

    -webkit-animation: hvac-spin 1s linear infinite;

    position: absolute;

    right: 8px;

    top: calc(50% - 6px);

@keyframes hvac-spin {
    0% {

    -webkit-transform: rotate(0deg);

    -ms-transform: rotate(0deg);

    100% {

    -webkit-transform: rotate(360deg);

    -ms-transform: rotate(360deg);

/* Empty state message */
.hvac-no-certificates {

    padding: 20px;

    background-color: #f9f9f9;

    border: 1px solid #eee;

    border-radius: 5px;

    text-align: center;

    margin: 20px 0;

/* Certificate link styling */
.hvac-certificate-link {

    color: #28a745;

    text-decoration: none;

    font-weight: 600;

    transition: color 0.2s ease;

.hvac-certificate-link:hover {
    color: #218838;

    text-decoration: underline;

.hvac-certificate-link::after {
    content: ' ↗';

    font-size: 0.8em;

    vertical-align: super;

/* Stats cards */
.hvac-certificate-stats {

    display: grid;

    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));

    gap: 15px;

    margin-bottom: 30px;

.hvac-stat-card {

    background-color: white;

    border: 1px solid #eee;

    border-radius: 5px;

    padding: 15px;

    -webkit-box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);

.hvac-stat-card h3 {

    margin-top: 0;

    font-size: 16px;

    color: #555;

.hvac-stat-value {

    font-size: 28px;

    font-weight: 600;

    color: #333;

    margin: 10px 0 5px;

/* Responsive tables */

/* Reduced Motion Support Added - WCAG 2.1 Accessibility */
/* Respects user preference for reduced motion to prevent vestibular disorders */

@media (prefers-reduced-motion: reduce) {
    /* Disable all animations and transitions globally */
    *, *::before, *::after {
        animation-duration: 0.001ms !important;

    animation-delay: 0s !important;

    animation-iteration-count: 1 !important;

    transition-duration: 0.001ms !important;

    transition-delay: 0s !important;

    scroll-behavior: auto !important;

    /* Remove specific transform animations */
    .hvac-animate-fade-in,
    .hvac-animate-scale-up,
    .hvac-animate-pulse,
    .hvac-animate-slide-in-right,
    .hvac-animate-slide-in-left,
    .hvac-animate-slide-in-bottom {

    animation: none !important;

    opacity: 1 !important;

    transform: none !important;

    /* Disable hover transformations */
    .hvac-card:hover,
    .hvac-stat-card:hover,
    .hvac-event-stat-card:hover,
    .hvac-button:hover,
    .hvac-email-submit:hover {
        transform: none !important;

    animation: none !important;

    /* Keep essential visual feedback but remove motion */
    .hvac-card:hover,
    .hvac-stat-card:hover,
    .hvac-event-stat-card:hover {
        border-color: var(--hvac-primary, #0274be) !important;

    box-shadow: 0 0 0 2px rgba(2, 116, 190, 0.2) !important;

    /* Disable loading spinner animation but keep visibility */
    .hvac-loading::after {
        animation: none !important;

    border-radius: 50% !important;

    border: 2px solid rgba(0, 0, 0, 0.2) !important;

    border-top-color: #333 !important;

    /* Disable focus pulse animation */
    .hvac-button:focus,
.hvac-email-submit:focus,
    .hvac-content button[type="submit"]:focus {
        animation: none !important;

    /* Ensure smooth scrolling is disabled */
    html {

    scroll-behavior: auto !important;

    /* Disable CSS Grid/Flexbox animations if any */
    .hvac-dashboard-stats .hvac-stat-card:nth-child(n),
    .hvac-event-summary-stats .hvac-event-stat-card: nth-child(n) {
        animation: none !important;

    opacity: 1 !important;

/* Provide alternative visual feedback for reduced motion users */
@media (prefers-reduced-motion: reduce) {
    /* Enhanced border feedback instead of transform */
    .hvac-content button:hover,
    .hvac-content input[type="submit"]:hover,
    .hvac-content a:hover {
        outline: 2px solid var(--hvac-primary, #0274be) !important;

    outline-offset: 2px !important;

    /* Enhanced color changes for interactive elements */
    .hvac-attendee-item:hover {
        background-color: var(--hvac-primary-light, #e6f3fb) !important;

    border-left: 4px solid var(--hvac-primary, #0274be) !important;

    /* Static loading indicator */
    .hvac-loading {

    opacity: 0.7 !important;

.hvac-loading::after {
        content: "Loading..." !important;

    display: inline-block !important;

    font-size: 12px !important;

    color: #666 !important;

    border: none !important;

    background: none !important;

    border-radius: 0 !important;

    width: auto !important;

    height: auto !important;

    position: static !important;

    margin-left: 8px !important;

@media (max-width: 768px) {
    .hvac-certificate-table {
        display: block;

    overflow-x: auto;

.hvac-certificate-filters {

    -webkit-box-orient: vertical;

    -webkit-box-direction: normal;

    -ms-flex-direction: column;

.hvac-filter-group {

    width: 100%;

/* Enhanced certificate filter styles */

/* Enhanced search field styling */
#search_attendee {

    padding-right: 30px;

    background-image: url('data: image/svg+xml;
    utf8,<svg xmlns=";

    http: //www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%23999" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>');

    background-repeat: no-repeat;

    background-position: calc(100% - 8px) center;

    background-size: 16px;

/* Search results indicator */
.hvac-search-results {

    background-color: #f0f7ff;

/* Certificate Preview Modal */
#hvac-certificate-preview-modal {

    display: none;

    position: fixed;

    top: 0;

    left: 0;

    width: 100%;

    height: 100%;

    background-color: rgba(0, 0, 0, 0.8);

    z-index: 10000;

#hvac-certificate-preview-modal .hvac-modal-content {

    position: relative;

    background-color: #fff;

    margin: 3% auto;

    width: 90%;

    max-width: 1000px;

    height: 85%;

    -webkit-border-radius: 8px;

    -webkit-box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);

    overflow: hidden;

    display: -webkit-box;

    display: -ms-flexbox;

    display: flex;

    -webkit-box-orient: vertical;

    -webkit-box-direction: normal;

    -ms-flex-direction: column;

#hvac-certificate-preview-modal .hvac-modal-header {

    display: -webkit-box;

    display: -ms-flexbox;

    display: flex;

    -webkit-box-pack: justify;

    -ms-flex-pack: justify;

    justify-content: space-between;

    -webkit-box-align: center;

    -ms-flex-align: center;

    align-items: center;

    padding: 15px 20px;

    background-color: #f8f9fa;

    border-bottom: 1px solid #dee2e6;

#hvac-certificate-preview-modal .hvac-modal-header h3 {

    margin: 0;

    font-size: 18px;

    color: #333;

#hvac-certificate-preview-modal .hvac-modal-close {

    font-size: 24px;

    font-weight: bold;

    color: #999;

    cursor: pointer;

    line-height: 1;

    padding: 5px;

#hvac-certificate-preview-modal .hvac-modal-close:hover {
    color: #333;

#hvac-certificate-preview-modal .hvac-modal-body {

    -webkit-box-flex: 1;

    -ms-flex: 1;

    padding: 0;

    overflow: hidden;

#hvac-certificate-preview-iframe {

    width: 100%;

    height: 100%;

    border: none;

/* Certificate Preview Buttons */
.hvac-certificate-previews {

    margin-top: 15px;

    padding: 15px;

    background-color: #f8f9fa;

    border-radius: 5px;

.hvac-certificate-previews h4 {

    margin-top: 0;

    margin-bottom: 10px;

    color: #333;

.hvac-preview-certificate {

    margin-right: 10px;

    margin-bottom: 5px;

.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: -webkit-box;

    display: -ms-flexbox;

    display: flex;

    -webkit-box-orient: vertical;

    -webkit-box-direction: normal;

    -ms-flex-direction: column;

.attendee-name {

    font-weight: 600;

.attendee-email {

    font-size: 13px;

    color: #555;

    margin-top: 2px;

/* Input hint text */
.hvac-input-hint {

    font-size: 12px;

    color: #666;

    margin-top: 4px;

/* Clear filters button */
.hvac-button.hvac-secondary {

    background-color: #f0f0f1;

    color: #2c3338;

    border: 1px solid #c5c5c7;

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

/* 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;

    -webkit-box-shadow: 0 0 0 3px rgba(0, 95, 204, 0.2);

    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);

    -webkit-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;

    -webkit-box-shadow: none;

/* Ensure focus is visible for keyboard users */
.js-focus-visible .focus-visible {

    outline: 2px solid #005fcc;

    outline-offset: 2px;

/* CSS Grid Fallbacks for IE */
.hvac-stats-row,
.hvac-dashboard-stats,
.hvac-certificate-stats {

    display: -ms-grid;

    -ms-grid-columns: repeat(auto-fit, minmax(200px, 1fr));

/* Progressive enhancement for modern browsers */
@supports (display: grid) {
    .hvac-stats-row,
    .hvac-dashboard-stats,
    .hvac-certificate-stats {
        display: grid;

/* Feature Detection Support */
@supports not (display: flex) {
    .hvac-content [class*="flex"] {
        display: table-cell;

    vertical-align: middle;

@supports not (display: grid) {
    .hvac-content [class*="grid"] {
        display: block;

    overflow: hidden;

.hvac-content [class*="grid"] > * {

    float: left;

    width: 50%;


/* === hvac-certificates-enhanced.css === */
/**
 * HVAC Certificates - Enhanced Styling
 * 
 * Updated certificate styling using the harmonized framework
 * for Generate Certificates and Certificate Reports pages.
 * 
 * @version 3.0.0
 */

/* Certificate pages wrapper */
.hvac-certificates-page {
    background-color: var(--hvac-theme-background);
    min-height: 70vh;
    padding: var(--hvac-spacing-6) 0;
}

/* Main container */
.hvac-certificates-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--hvac-spacing-4);
}

/* Page header */
.hvac-certificates-header {
    background: linear-gradient(135deg, var(--hvac-primary) 0%, var(--hvac-accent) 100%);
    color: white;
    padding: var(--hvac-spacing-8) var(--hvac-spacing-6);
    border-radius: var(--hvac-radius-xl);
    margin-bottom: var(--hvac-spacing-8);
    box-shadow: var(--hvac-shadow-lg);
    position: relative;
    overflow: hidden;
}

.hvac-certificates-header::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: scale(0.8);
}

.hvac-certificates-header h1 {
    font-size: var(--hvac-font-size-3xl);
    font-weight: var(--hvac-font-weight-bold);
    margin: 0 0 var(--hvac-spacing-2) 0;
    color: white;
}

.hvac-certificates-header p {
    font-size: var(--hvac-font-size-lg);
    margin: 0;
    opacity: 0.9;
    color: white;
}

/* Navigation breadcrumb */
.hvac-certificates-nav {
    display: flex;
    gap: var(--hvac-spacing-3);
    flex-wrap: wrap;
    margin-top: var(--hvac-spacing-6);
}

.hvac-certificates-nav .hvac-btn {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    color: white;
    backdrop-filter: blur(10px);
}

.hvac-certificates-nav .hvac-btn:hover {
    background-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

/* Main content area */
.hvac-certificates-content {
    background-color: var(--hvac-background-white);
    border-radius: var(--hvac-radius-xl);
    box-shadow: var(--hvac-shadow-lg);
    border: 1px solid var(--hvac-border);
    overflow: hidden;
    margin-bottom: var(--hvac-spacing-8);
}

/* Section headers */
.hvac-certificates-section-header {
    background: linear-gradient(135deg, var(--hvac-secondary-light) 0%, var(--hvac-background-gray) 100%);
    padding: var(--hvac-spacing-5) var(--hvac-spacing-6);
    border-bottom: 1px solid var(--hvac-border);
}

.hvac-certificates-section-header h2 {
    margin: 0;
    color: var(--hvac-theme-text-dark);
    font-size: var(--hvac-font-size-xl);
    font-weight: var(--hvac-font-weight-semibold);
}

/* Form sections */
.hvac-certificates-form-section {
    padding: var(--hvac-spacing-6);
    border-bottom: 1px solid var(--hvac-border-light);
}

.hvac-certificates-form-section:last-child {
    border-bottom: none;
}

.hvac-certificates-form-section h3 {
    margin-top: 0;
    margin-bottom: var(--hvac-spacing-4);
    color: var(--hvac-theme-text-dark);
    font-size: var(--hvac-font-size-lg);
    font-weight: var(--hvac-font-weight-semibold);
    display: flex;
    align-items: center;
    gap: var(--hvac-spacing-2);
}

.hvac-section-number {
    background-color: var(--hvac-primary);
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--hvac-font-size-sm);
    font-weight: var(--hvac-font-weight-bold);
}

/* Enhanced form controls */
.hvac-certificates-form-group {
    margin-bottom: var(--hvac-spacing-5);
}

.hvac-certificates-form-label {
    display: block;
    margin-bottom: var(--hvac-spacing-2);
    font-weight: var(--hvac-font-weight-semibold);
    color: var(--hvac-theme-text-dark);
    font-size: var(--hvac-font-size-sm);
}

.hvac-certificates-select,
.hvac-certificates-input {
    width: 100%;
    padding: var(--hvac-spacing-3) var(--hvac-spacing-4);
    border: 2px solid var(--hvac-border);
    border-radius: var(--hvac-radius-lg);
    font-size: var(--hvac-font-size-md);
    font-family: var(--hvac-font-family);
    background-color: var(--hvac-background-white);
    transition: all var(--hvac-transition-fast);
    box-sizing: border-box;
}

.hvac-certificates-select:focus,
.hvac-certificates-input:focus {
    border-color: var(--hvac-primary);
    box-shadow: 0 0 0 3px var(--hvac-primary-light);
    outline: none;
}

.hvac-certificates-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
    appearance: none;
}

/* Attendee selection area */
.hvac-attendees-section {
    background-color: var(--hvac-primary-subtle);
    border: 2px dashed var(--hvac-primary);
    border-radius: var(--hvac-radius-lg);
    padding: var(--hvac-spacing-6);
    margin: var(--hvac-spacing-5) 0;
    transition: all var(--hvac-transition-normal);
}

.hvac-attendees-section.hvac-attendees-loaded {
    background-color: var(--hvac-background-white);
    border-style: solid;
    box-shadow: var(--hvac-shadow-md);
}

.hvac-attendees-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--hvac-spacing-4);
    margin-top: var(--hvac-spacing-4);
}

.hvac-attendee-card {
    background-color: var(--hvac-background-white);
    border: 1px solid var(--hvac-border);
    border-radius: var(--hvac-radius-lg);
    padding: var(--hvac-spacing-4);
    transition: all var(--hvac-transition-fast);
    cursor: pointer;
    position: relative;
}

.hvac-attendee-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--hvac-shadow-md);
    border-color: var(--hvac-primary);
}

.hvac-attendee-card.selected {
    border-color: var(--hvac-primary);
    background-color: var(--hvac-primary-light);
    box-shadow: var(--hvac-shadow-md);
}

.hvac-attendee-checkbox {
    position: absolute;
    top: var(--hvac-spacing-3);
    right: var(--hvac-spacing-3);
    width: 18px;
    height: 18px;
    accent-color: var(--hvac-primary);
}

.hvac-attendee-info h4 {
    margin: 0 0 var(--hvac-spacing-1) 0;
    color: var(--hvac-theme-text-dark);
    font-size: var(--hvac-font-size-md);
    font-weight: var(--hvac-font-weight-semibold);
}

.hvac-attendee-info p {
    margin: 0;
    color: var(--hvac-theme-text-light);
    font-size: var(--hvac-font-size-sm);
}

/* Action buttons */
.hvac-certificates-actions {
    padding: var(--hvac-spacing-6);
    background-color: var(--hvac-background-gray);
    border-top: 1px solid var(--hvac-border);
    display: flex;
    gap: var(--hvac-spacing-4);
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.hvac-certificates-actions-left {
    display: flex;
    gap: var(--hvac-spacing-3);
    align-items: center;
}

.hvac-certificates-actions-right {
    display: flex;
    gap: var(--hvac-spacing-3);
    align-items: center;
}

/* Results and messages */
.hvac-certificates-results {
    margin-top: var(--hvac-spacing-6);
    padding: var(--hvac-spacing-6);
    background-color: var(--hvac-success-light);
    border: 1px solid var(--hvac-success);
    border-radius: var(--hvac-radius-lg);
    color: var(--hvac-success);
}

.hvac-certificates-error {
    margin-top: var(--hvac-spacing-6);
    padding: var(--hvac-spacing-6);
    background-color: var(--hvac-error-light);
    border: 1px solid var(--hvac-error);
    border-radius: var(--hvac-radius-lg);
    color: var(--hvac-error);
}

/* Certificate previews */
.hvac-certificate-previews {
    margin-top: var(--hvac-spacing-6);
    padding: var(--hvac-spacing-6);
    background-color: var(--hvac-background-white);
    border: 1px solid var(--hvac-border);
    border-radius: var(--hvac-radius-lg);
    box-shadow: var(--hvac-shadow-md);
}

.hvac-certificate-previews h4 {
    margin-top: 0;
    margin-bottom: var(--hvac-spacing-4);
    color: var(--hvac-theme-text-dark);
}

.hvac-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--hvac-spacing-3);
}

.hvac-preview-button {
    display: flex;
    align-items: center;
    gap: var(--hvac-spacing-2);
    padding: var(--hvac-spacing-3) var(--hvac-spacing-4);
    background-color: var(--hvac-accent-light);
    border: 1px solid var(--hvac-accent);
    border-radius: var(--hvac-radius-md);
    color: var(--hvac-accent);
    text-decoration: none;
    font-size: var(--hvac-font-size-sm);
    font-weight: var(--hvac-font-weight-medium);
    transition: all var(--hvac-transition-fast);
}

.hvac-preview-button:hover {
    background-color: var(--hvac-accent);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--hvac-shadow-md);
    text-decoration: none;
}

/* Certificate reports specific styles */
.hvac-certificate-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--hvac-spacing-4);
    margin-bottom: var(--hvac-spacing-8);
}

.hvac-stat-card {
    background: linear-gradient(135deg, var(--hvac-background-white) 0%, var(--hvac-primary-subtle) 100%);
    border: 1px solid var(--hvac-border);
    border-radius: var(--hvac-radius-xl);
    padding: var(--hvac-spacing-5);
    text-align: center;
    box-shadow: var(--hvac-shadow-md);
    position: relative;
    overflow: hidden;
}

.hvac-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--hvac-primary), var(--hvac-accent));
}

.hvac-stat-number {
    font-size: var(--hvac-font-size-3xl);
    font-weight: var(--hvac-font-weight-bold);
    color: var(--hvac-primary);
    margin-bottom: var(--hvac-spacing-1);
    line-height: 1;
}

.hvac-stat-label {
    font-size: var(--hvac-font-size-sm);
    color: var(--hvac-theme-text);
    font-weight: var(--hvac-font-weight-medium);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Certificate table */
.hvac-certificate-table-container {
    background-color: var(--hvac-background-white);
    border-radius: var(--hvac-radius-xl);
    box-shadow: var(--hvac-shadow-lg);
    overflow: hidden;
    border: 1px solid var(--hvac-border);
}

.hvac-certificate-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.hvac-certificate-table th {
    background: linear-gradient(135deg, var(--hvac-secondary-light) 0%, var(--hvac-background-gray) 100%);
    color: var(--hvac-theme-text-dark);
    font-weight: var(--hvac-font-weight-semibold);
    text-align: left;
    padding: var(--hvac-spacing-4) var(--hvac-spacing-5);
    border-bottom: 2px solid var(--hvac-border);
    font-size: var(--hvac-font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hvac-certificate-table td {
    padding: var(--hvac-spacing-4) var(--hvac-spacing-5);
    border-bottom: 1px solid var(--hvac-border-light);
    vertical-align: middle;
    font-size: var(--hvac-font-size-sm);
}

.hvac-certificate-table tbody tr:hover {
    background-color: var(--hvac-primary-subtle);
}

.hvac-certificate-table tbody tr:last-child td {
    border-bottom: none;
}

/* Certificate status badges */
.hvac-certificate-status {
    display: inline-flex;
    align-items: center;
    padding: var(--hvac-spacing-1) var(--hvac-spacing-3);
    border-radius: var(--hvac-radius-lg);
    font-size: var(--hvac-font-size-xs);
    font-weight: var(--hvac-font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hvac-certificate-status--active {
    background-color: var(--hvac-success-light);
    color: var(--hvac-success);
    border: 1px solid var(--hvac-success);
}

.hvac-certificate-status--revoked {
    background-color: var(--hvac-error-light);
    color: var(--hvac-error);
    border: 1px solid var(--hvac-error);
}

.hvac-certificate-status--pending {
    background-color: var(--hvac-warning-light);
    color: var(--hvac-warning);
    border: 1px solid var(--hvac-warning);
}

/* Certificate actions */
.hvac-certificate-actions {
    display: flex;
    gap: var(--hvac-spacing-2);
    align-items: center;
}

.hvac-certificate-actions .hvac-btn {
    padding: var(--hvac-spacing-1) var(--hvac-spacing-3);
    font-size: var(--hvac-font-size-xs);
    min-height: 32px;
}

/* Loading states */
.hvac-certificates-loading {
    text-align: center;
    padding: var(--hvac-spacing-8);
    color: var(--hvac-theme-text-light);
}

.hvac-certificates-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--hvac-border);
    border-top: 3px solid var(--hvac-primary);
    border-radius: 50%;
    animation: hvac-spin 1s linear infinite;
    margin: 0 auto var(--hvac-spacing-4);
}

/* Empty states */
.hvac-certificates-empty {
    text-align: center;
    padding: var(--hvac-spacing-12) var(--hvac-spacing-6);
    background-color: var(--hvac-background-white);
    border-radius: var(--hvac-radius-xl);
    border: 2px dashed var(--hvac-border);
    color: var(--hvac-theme-text-light);
}

.hvac-certificates-empty-icon {
    font-size: 4rem;
    margin-bottom: var(--hvac-spacing-4);
    color: var(--hvac-border-dark);
}

.hvac-certificates-empty h3 {
    color: var(--hvac-theme-text);
    margin-bottom: var(--hvac-spacing-3);
}

/* Responsive design */
@media (max-width: 768px) {
    .hvac-certificates-container {
        padding: 0 var(--hvac-spacing-3);
    }
    
    .hvac-certificates-header {
        padding: var(--hvac-spacing-6) var(--hvac-spacing-4);
        text-align: center;
    }
    
    .hvac-certificates-header h1 {
        font-size: var(--hvac-font-size-2xl);
    }
    
    .hvac-certificates-form-section {
        padding: var(--hvac-spacing-4);
    }
    
    .hvac-certificate-stats {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--hvac-spacing-3);
    }
    
    .hvac-attendees-grid {
        grid-template-columns: 1fr;
    }
    
    .hvac-certificates-actions {
        flex-direction: column;
        gap: var(--hvac-spacing-3);
        align-items: stretch;
    }
    
    .hvac-certificates-actions-left,
    .hvac-certificates-actions-right {
        justify-content: center;
    }
    
    .hvac-preview-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hvac-certificates-header,
    .hvac-certificates-form-section {
        padding: var(--hvac-spacing-3);
    }
    
    .hvac-certificate-table-container {
        overflow-x: auto;
    }
    
    .hvac-certificate-table th,
    .hvac-certificate-table td {
        padding: var(--hvac-spacing-2) var(--hvac-spacing-3);
        font-size: var(--hvac-font-size-xs);
    }
    
    .hvac-certificate-actions {
        flex-direction: column;
        gap: var(--hvac-spacing-1);
    }
    
    .hvac-certificate-actions .hvac-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Print styles */


/* 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;
}

@media print {
    .hvac-certificates-page {
        background: white;
    }
    
    .hvac-certificates-header {
        background: #000;
        color: white;
        box-shadow: none;
    }
    
    .hvac-certificates-content,
    .hvac-certificate-table-container {
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .hvac-certificates-actions {
        display: none;
    }
}
/* === hvac-certificate-reports.css === */
/**
 * Certificate Reports Styles
 * 
 * Styles for the certificate reports page
 * Extracted from inline styles for better theme integration
 */

/* Certificate Reports Content Container */
.hvac-certificate-reports-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.hvac-page-header {
    margin-bottom: 30px;
}

.hvac-page-header h1 {
    margin-bottom: 10px;
}

/* Statistics Grid */
.hvac-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.hvac-stat-card {
    background: #f5f5f5;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    border: 1px solid #e0e0e0;
}

.hvac-stat-label {
    font-size: 14px;
    color: #666;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.hvac-stat-value {
    font-size: 36px;
    font-weight: bold;
    color: #0073aa;
}

/* Filter Form */
.hvac-filter-form {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
}

.hvac-filter-row {
    display: flex;
    gap: 20px;
    align-items: flex-end;
    flex-wrap: wrap;
}

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

.hvac-filter-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.hvac-filter-group select {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

/* Table Styles */
.hvac-table-wrapper {
    overflow-x: auto;
}

.hvac-certificates-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border: 1px solid #ddd;
}

.hvac-certificates-table th,
.hvac-certificates-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.hvac-certificates-table th {
    background: #f5f5f5;
    font-weight: bold;
}

.hvac-certificates-table tr:hover {
    background: #f9f9f9;
}

/* Status Styles */
.hvac-status {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
}

.hvac-status-active {
    background: #d4edda;
    color: #155724;
}

.hvac-status-revoked {
    background: #f8d7da;
    color: #721c24;
}

/* Action Links */
.hvac-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.hvac-action-link {
    color: #0073aa;
    text-decoration: none;
    font-size: 14px;
}

.hvac-action-link:hover {
    text-decoration: underline;
}

/* Notices */
.hvac-notice {
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.hvac-notice-info {
    background: #e3f2fd;
    border: 1px solid #90caf9;
    color: #1565c0;
}

/* Buttons */
.hvac-button {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.3s;
}

.hvac-button-primary {
    background: #0073aa;
    color: white;
}

.hvac-button-primary:hover {
    background: #005a87;
}

/* Responsive */
@media (max-width: 768px) {
    .hvac-stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .hvac-filter-row {
        flex-direction: column;
    }
    
    .hvac-filter-group {
        width: 100%;
    }
}
/* === hvac-generate-certificates.css === */
/**
 * Generate Certificates Styles
 * 
 * Styles for the generate certificates page
 * Extracted from inline styles for better theme integration
 */

/* Generate Certificates Content Container */
.hvac-generate-certificates-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.hvac-page-header {
    margin-bottom: 30px;
}

.hvac-page-header h1 {
    margin-bottom: 10px;
}

/* Event Selection */
.hvac-event-selection {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
}

.hvac-form-group {
    margin-bottom: 20px;
}

.hvac-form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.hvac-form-group select {
    width: 100%;
    max-width: 500px;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

/* Actions Bar */
.hvac-actions-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

/* Table Styles */
.hvac-table-wrapper {
    overflow-x: auto;
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
}

.hvac-attendees-table {
    width: 100%;
    border-collapse: collapse;
}

.hvac-attendees-table th,
.hvac-attendees-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.hvac-attendees-table th {
    background: #f5f5f5;
    font-weight: bold;
}

.hvac-attendees-table tr:hover {
    background: #f9f9f9;
}

/* Status Styles */
.hvac-status {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
}

.hvac-status-generated {
    background: #d4edda;
    color: #155724;
}

.hvac-status-pending {
    background: #fff3cd;
    color: #856404;
}

/* Notices */
.hvac-notice {
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.hvac-notice-info {
    background: #e3f2fd;
    border: 1px solid #90caf9;
    color: #1565c0;
}

.hvac-notice-warning {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    color: #856404;
}

/* Buttons */
.hvac-button {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.3s;
}

.hvac-button-primary {
    background: #0073aa;
    color: white;
}

.hvac-button-primary:hover {
    background: #005a87;
}

.hvac-button-secondary {
    background: #6c757d;
    color: white;
}

.hvac-button-secondary:hover {
    background: #5a6268;
}

/* Responsive */
@media (max-width: 768px) {
    .hvac-actions-bar {
        flex-direction: column;
    }
    
    .hvac-button {
        width: 100%;
        text-align: center;
    }
}