html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

/* ===========================
   EXTENDED ACCESSIBILITY FEATURES
   =========================== */

/* Font Size Scaling */
body.a11y-font-size-small {
    font-size: 0.875rem;
    --bs-body-font-size: 0.875rem;
}

body.a11y-font-size-normal {
    font-size: 1rem;
    --bs-body-font-size: 1rem;
}

body.a11y-font-size-large {
    font-size: 1.125rem;
    --bs-body-font-size: 1.125rem;
}

body.a11y-font-size-extralarge {
    font-size: 1.25rem;
    --bs-body-font-size: 1.25rem;
}

body.a11y-font-size-gigantic {
    font-size: 1.5rem;
    --bs-body-font-size: 1.5rem;
}

/* Font Family Options */
body.a11y-font-family-sansserif {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

body.a11y-font-family-serif {
    font-family: Georgia, 'Times New Roman', serif;
}

body.a11y-font-family-monospace {
    font-family: Courier, Consolas, monospace;
}

body.a11y-font-family-dyslexicfriendly {
    font-family: 'OpenDyslexic', 'Comic Sans MS', sans-serif;
}

/* Line Height and Letter Spacing via CSS Variables */
body.a11y-line-height-multiplier {
    line-height: var(--a11y-line-height-multiplier, inherit);
}

body.a11y-letter-spacing-factor {
    letter-spacing: var(--a11y-letter-spacing-factor, normal);
}

/* Dark Mode Theme */
body.a11y-dark-mode {
    --bs-body-bg: #1a1a1a;
    --bs-body-color: #e8e8e8;
    --bs-emphasis-color: #e8e8e8;
    --bs-secondary-color: #b0b0b0;
    --bs-border-color: #444;
    --bs-link-color: #5a9dd1;
    --bs-link-hover-color: #7bb5e1;
    --bs-primary: #4a9fd8;
    --bs-secondary: #6c757d;
    --bs-success: #28a745;
    --bs-danger: #dc3545;
    --bs-warning: #ffc107;
    --bs-info: #17a2b8;
    background-color: #1a1a1a;
    color: #e8e8e8;
}

body.a11y-dark-mode a,
body.a11y-dark-mode .btn-link {
    color: #5a9dd1;
}

body.a11y-dark-mode a:hover,
body.a11y-dark-mode .btn-link:hover {
    color: #7bb5e1;
}

body.a11y-dark-mode .btn-primary {
    background-color: #4a9fd8;
    border-color: #4a9fd8;
    color: #ffffff;
}

body.a11y-dark-mode .btn-primary:hover {
    background-color: #3b89c5;
    border-color: #3b89c5;
}

body.a11y-dark-mode .btn-secondary {
    background-color: #6c757d;
    border-color: #6c757d;
}

body.a11y-dark-mode .card,
body.a11y-dark-mode .top-row,
body.a11y-dark-mode .sidebar,
body.a11y-dark-mode .table,
body.a11y-dark-mode .modal-content,
body.a11y-dark-mode .form-control,
body.a11y-dark-mode .form-select {
    background-color: #2a2a2a;
    color: #e8e8e8;
    border-color: #444;
}

body.a11y-dark-mode .form-control:focus,
body.a11y-dark-mode .form-select:focus {
    background-color: #333;
    border-color: #5a9dd1;
    color: #e8e8e8;
}

body.a11y-dark-mode .table thead th {
    background-color: #1a1a1a;
    color: #e8e8e8;
    border-color: #444;
}

body.a11y-dark-mode .table tbody tr:hover {
    background-color: #333;
}

body.a11y-dark-mode .nav-item .nav-link {
    color: #b0b0b0;
}

body.a11y-dark-mode .nav-item .nav-link:hover,
body.a11y-dark-mode .nav-item a.active {
    background-color: #4a9fd8;
    color: #ffffff;
}

body.a11y-dark-mode .alert {
    background-color: #2a2a2a;
    border-color: #444;
    color: #e8e8e8;
}

body.a11y-dark-mode .alert-warning {
    background-color: #663d00;
    border-color: #ffc107;
    color: #ffc107;
}

body.a11y-dark-mode .alert-danger {
    background-color: #663333;
    border-color: #dc3545;
    color: #ff6b6b;
}

body.a11y-dark-mode .validation-message {
    color: #ff6b6b;
}

/* Enhanced Focus Indicators */
body.a11y-enhanced-focus :focus-visible {
    outline: 4px solid #0d6efd;
    outline-offset: 4px;
    box-shadow: 0 0 0 6px rgba(13, 110, 253, 0.25);
}

body.a11y-enhanced-focus.a11y-dark-mode :focus-visible {
    outline-color: #5a9dd1;
    box-shadow: 0 0 0 6px rgba(90, 157, 209, 0.25);
}

body.a11y-enhanced-focus.a11y-high-contrast :focus-visible {
    outline: 4px solid #ffd400;
    outline-offset: 4px;
    box-shadow: 0 0 0 6px rgba(255, 212, 0, 0.25);
}

/* Animation Control */
body.a11y-animation-reduced *,
body.a11y-animation-reduced *::before,
body.a11y-animation-reduced *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
}

body.a11y-animation-normal {
    /* Default browser animations - no override needed */
}

body.a11y-animation-enhanced * {
    transition-duration: 0.5s;
    transition-timing-function: cubic-bezier(0.34, 1.56, 0.64, 1);
}

body.a11y-animation-enhanced button:active,
body.a11y-animation-enhanced a:active {
    transform: scale(0.98);
}

/* Color Blindness Filters */
body.a11y-colorblind-protanopia {
    filter: url(#protanopia-filter);
}

body.a11y-colorblind-deuteranopia {
    filter: url(#deuteranopia-filter);
}

body.a11y-colorblind-tritanopia {
    filter: url(#tritanopia-filter);
}

/* Dyslexia-Friendly Mode (combines optimal settings) */
body.a11y-dyslexia-mode {
    font-family: 'OpenDyslexic', 'Comic Sans MS', sans-serif;
    line-height: 1.8;
    letter-spacing: 0.1em;
    font-size: 1.125rem;
    --bs-body-font-size: 1.125rem;
}

body.a11y-dyslexia-mode p {
    word-spacing: 0.1em;
}

/* ===========================
   ORIGINAL ACCESSIBILITY FEATURES
   =========================== */

body.accessibility-large-text {
    --bs-body-font-size: 1.125rem;
}

body.accessibility-high-contrast {
    --bs-body-bg: #000000;
    --bs-body-color: #ffffff;
    --bs-emphasis-color: #ffffff;
    --bs-secondary-color: #f5f5f5;
    --bs-border-color: #ffffff;
    --bs-link-color: #7dd3fc;
    --bs-link-hover-color: #bae6fd;
    --bs-primary: #ffd400;
    --bs-primary-text-emphasis: #000000;
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
}

body.accessibility-high-contrast a,
body.accessibility-high-contrast .btn-link,
body.accessibility-high-contrast .nav-link {
    color: var(--bs-link-color);
}

body.accessibility-high-contrast .btn-primary {
    color: #000000;
    background-color: #ffd400;
    border-color: #ffd400;
}

body.accessibility-high-contrast .card,
body.accessibility-high-contrast .top-row,
body.accessibility-high-contrast .sidebar,
body.accessibility-high-contrast .table,
body.accessibility-high-contrast .modal-content,
body.accessibility-high-contrast .form-control,
body.accessibility-high-contrast .form-select {
    background-color: #000000;
    color: #ffffff;
    border-color: #ffffff;
}

body.accessibility-high-contrast .nav-item .nav-link {
    color: #ffffff;
}

body.accessibility-high-contrast .nav-item .nav-link:hover,
body.accessibility-high-contrast .nav-item a.active {
    background-color: #ffffff;
    color: #000000;
}

body.accessibility-high-contrast .alert,
body.accessibility-high-contrast .validation-message {
    color: #ffffff;
}

body.accessibility-reduce-motion *,
body.accessibility-reduce-motion *::before,
body.accessibility-reduce-motion *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
}

body.accessibility-reduce-motion .modal,
body.accessibility-reduce-motion .collapse,
body.accessibility-reduce-motion .collapsing {
    transition: none !important;
}

.skip-link {
    position: absolute;
    left: 1rem;
    top: 1rem;
    z-index: 2000;
    padding: 0.75rem 1rem;
    background: #000000;
    color: #ffffff;
    border: 2px solid #ffffff;
    border-radius: 0.25rem;
    text-decoration: none;
    /* Visually hide until focused, without leaving a clickable sliver on screen. */
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link:focus {
    top: 1rem;
    width: auto;
    height: auto;
    padding: 0.75rem 1rem;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
    border: 2px solid #ffffff;
}

:focus-visible {
    outline: 3px solid #0d6efd;
    outline-offset: 2px;
}

body.accessibility-high-contrast :focus-visible {
    outline-color: #ffd400;
}

a, .btn-link {
    color: #006bb7;
}

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.content {
    padding-top: 1.1rem;
}


.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

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

body.accessibility-high-contrast .form-control:focus,
body.accessibility-high-contrast .form-select:focus,
body.accessibility-high-contrast .btn:focus,
body.accessibility-high-contrast a:focus {
    outline-color: #ffd400;
}

/* Accessibility: Enhanced table readability */
.table {
    border-collapse: collapse;
}

.table th {
    vertical-align: middle;
    font-weight: 600;
}

body.accessibility-high-contrast .table {
    border: 2px solid #ffffff;
}

body.accessibility-high-contrast .table th,
body.accessibility-high-contrast .table td {
    border: 1px solid #ffffff;
}

/* Accessibility: Form label clarity */
.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-text {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.875rem;
}

/* Accessibility: Enhanced button focus state */
.btn:focus-visible {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

body.accessibility-high-contrast .btn:focus-visible {
    box-shadow: 0 0 0 0.25rem rgba(255, 212, 0, 0.25);
}

/* Accessibility: Improved link focus visibility */
a:focus-visible {
    outline: 2px solid #0d6efd;
    outline-offset: 2px;
    border-radius: 2px;
}

body.accessibility-high-contrast a:focus-visible {
    outline-color: #ffd400;
}

/* Accessibility: Visually hidden content for screen readers */
.visually-hidden-accessible {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Accessibility: Enhanced form validation messages */
.invalid-feedback,
.valid-feedback {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Accessibility: Loading indicators */
.loading-indicator {
    font-style: italic;
}

/* Accessibility: Error boundaries */
.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
    border-radius: 0.25rem;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

/* SVG Filters for Color Blindness Correction */
/* Note: These need to be included in HTML for full browser support */
/* Filters use scientifically validated transformation matrices */