/* Accessibility Features - Advanced CSS for Text Size and Dyslexia Mode */

/* Base accessibility enhancements */
.accessibility-enabled {
    transition: all 0.3s ease;
}

/* Text size scaling system */
.text-size-small {
    font-size: 0.875rem !important;
    line-height: 1.4 !important;
}

.text-size-medium {
    font-size: 1rem !important;
    line-height: 1.5 !important;
}

.text-size-large {
    font-size: 1.25rem !important;
    line-height: 1.6 !important;
}

.text-size-xlarge {
    font-size: 1.5rem !important;
    line-height: 1.7 !important;
}

.text-size-xxlarge {
    font-size: 1.875rem !important;
    line-height: 1.8 !important;
}

/* High contrast mode */
.high-contrast {
    filter: contrast(1.5) brightness(1.1);
}

.high-contrast .card {
    border: 3px solid #000000 !important;
    background: #ffffff !important;
    color: #000000 !important;
}

.high-contrast .text-muted {
    color: #333333 !important;
}

.high-contrast .btn {
    border: 3px solid #000000 !important;
    color: #000000 !important;
}

.high-contrast .btn-primary {
    background: #0066cc !important;
    color: #ffffff !important;
    border-color: #0066cc !important;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Dyslexia-friendly mode */
.dyslexia-mode {
    font-family: 'OpenDyslexic', 'Comic Sans MS', 'Arial Rounded MT Bold', sans-serif !important;
    letter-spacing: 0.05em !important;
    line-height: 2 !important;
    word-spacing: 0.1em !important;
    font-weight: 500 !important;
}

.dyslexia-mode .paragraph {
    margin-bottom: 1.5em !important;
    padding: 1em !important;
    background: #f8f9fa !important;
    border-radius: 8px !important;
    border-left: 4px solid #007bff !important;
}

.dyslexia-mode h1,
.dyslexia-mode h2,
.dyslexia-mode h3,
.dyslexia-mode h4,
.dyslexia-mode h5,
.dyslexia-mode h6 {
    font-weight: 700 !important;
    color: #0066cc !important;
    margin-bottom: 1em !important;
    border-bottom: 2px solid #007bff !important;
    padding-bottom: 0.5em !important;
}

.dyslexia-mode ul,
.dyslexia-mode ol {
    margin-left: 2em !important;
    margin-bottom: 1.5em !important;
}

.dyslexia-mode li {
    margin-bottom: 0.5em !important;
    line-height: 1.8 !important;
}

.dyslexia-mode code,
.dyslexia-mode pre {
    background: #e9ecef !important;
    border: 2px solid #adb5bd !important;
    border-radius: 4px !important;
    padding: 0.5em !important;
    font-family: 'Courier New', monospace !important;
    letter-spacing: 0.02em !important;
}

.dyslexia-mode blockquote {
    border-left: 4px solid #007bff !important;
    padding-left: 1em !important;
    margin-left: 0 !important;
    font-style: italic !important;
    color: #495057 !important;
}

/* Color blind support */
.color-blind-friendly {
    filter: saturate(1.2) contrast(1.1);
}

.color-blind-friendly .alert-success {
    background: #d4edda !important;
    border-color: #c3e6cb !important;
    color: #155724 !important;
}

.color-blind-friendly .alert-danger {
    background: #f8d7da !important;
    border-color: #f5c6cb !important;
    color: #721c24 !important;
}

.color-blind-friendly .alert-warning {
    background: #fff3cd !important;
    border-color: #ffeeba !important;
    color: #856404 !important;
}

/* Focus indicators for keyboard navigation */
.accessibility-enabled *:focus {
    outline: 3px solid #007bff !important;
    outline-offset: 2px !important;
}

.accessibility-enabled button:focus,
.accessibility-enabled input:focus,
.accessibility-enabled select:focus,
.accessibility-enabled textarea:focus,
.accessibility-enabled a:focus {
    outline: 3px solid #0056b3 !important;
    outline-offset: 2px !important;
}

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip to content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: #000000;
    color: #ffffff;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Reading guide */
.reading-guide {
    position: relative;
    padding-right: 4px;
}

.reading-guide::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 4px;
    height: 100%;
    background: #007bff;
    border-radius: 2px;
}

/* Large clickable areas */
.clickable-large {
    min-height: 44px !important;
    min-width: 44px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

/* Simplified interface */
.simplified-interface {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}

.simplified-interface .complex-ui {
    display: none !important;
}

.simplified-interface .card {
    border: 2px solid #dee2e6 !important;
    border-radius: 8px !important;
    padding: 1.5em !important;
    margin-bottom: 1.5em !important;
}

.simplified-interface .btn {
    padding: 12px 24px !important;
    font-size: 1rem !important;
    border-radius: 6px !important;
    border: 2px solid #007bff !important;
    font-weight: 600 !important;
}

/* Text spacing for readability */
.readable-spacing {
    letter-spacing: 0.01em !important;
    word-spacing: 0.05em !important;
}

.readable-spacing .paragraph {
    text-align: justify !important;
    margin-bottom: 1.5em !important;
    text-indent: 2em !important;
}

/* High contrast text */
.high-text-contrast {
    color: #000000 !important;
    background: #ffffff !important;
}

.high-text-contrast .text-muted {
    color: #666666 !important;
}

.high-text-contrast .border {
    border-color: #333333 !important;
}

/* Reduced cognitive load */
.low-cognitive-load {
    font-size: 1.1rem !important;
    line-height: 1.8 !important;
}

.low-cognitive-load .complex {
    font-size: 0.9em !important;
    color: #666666 !important;
}

.low-cognitive-load h1 {
    font-size: 2rem !important;
    margin-bottom: 1rem !important;
}

.low-cognitive-load h2 {
    font-size: 1.6rem !important;
    margin-bottom: 0.8rem !important;
}

.low-cognitive-load h3 {
    font-size: 1.3rem !important;
    margin-bottom: 0.6rem !important;
}

/* Dark mode for light sensitivity */
.dark-mode {
    background-color: #1a1a1a !important;
    color: #ffffff !important;
}

.dark-mode .card {
    background-color: #2d2d2d !important;
    border-color: #444444 !important;
    color: #ffffff !important;
}

.dark-mode .bg-light {
    background-color: #2d2d2d !important;
}

.dark-mode .text-muted {
    color: #cccccc !important;
}

.dark-mode .border {
    border-color: #444444 !important;
}

/* Seizure safe patterns */
.seizure-safe {
    animation: none !important;
}

.seizure-safe .blinking {
    animation: none !important;
}

.seizure-safe .rotating {
    animation: none !important;
}

.seizure-safe .pulsing {
    animation: none !important;
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }

    .accessibility-enabled {
        font-size: 12pt !important;
        line-height: 1.5 !important;
    }

    .dyslexia-mode {
        font-family: 'Times New Roman', serif !important;
        letter-spacing: normal !important;
        line-height: 1.5 !important;
    }

    .high-contrast {
        filter: none !important;
    }
}

/* Mobile responsive accessibility */
@media (max-width: 768px) {
    .text-size-small { font-size: 1rem !important; }
    .text-size-medium { font-size: 1.125rem !important; }
    .text-size-large { font-size: 1.375rem !important; }
    .text-size-xlarge { font-size: 1.625rem !important; }
    .text-size-xxlarge { font-size: 2rem !important; }

    .clickable-large {
        min-height: 48px !important;
        min-width: 48px !important;
    }

    .dyslexia-mode {
        font-size: 1.1rem !important;
        line-height: 1.9 !important;
    }
}

@media (max-width: 480px) {
    .text-size-small { font-size: 1.125rem !important; }
    .text-size-medium { font-size: 1.25rem !important; }
    .text-size-large { font-size: 1.5rem !important; }
    .text-size-xlarge { font-size: 1.75rem !important; }
    .text-size-xxlarge { font-size: 2.125rem !important; }
}

/* Accessibility control panel */
.accessibility-panel {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border: 3px solid #000000;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    min-width: 280px;
}

.accessibility-panel h3 {
    margin-top: 0;
    color: #000000;
    border-bottom: 2px solid #000000;
    padding-bottom: 10px;
}

.accessibility-panel .control-group {
    margin-bottom: 20px;
}

.accessibility-panel .control-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333333;
}

.accessibility-panel .control-group select,
.accessibility-panel .control-group button {
    width: 100%;
    padding: 10px;
    border: 2px solid #000000;
    border-radius: 4px;
    background: white;
    color: #333333;
    font-weight: 600;
}

.accessibility-panel .control-group button {
    background: #007bff;
    color: white;
    margin-bottom: 10px;
}

.accessibility-panel .control-group button:hover {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0px rgba(0, 0, 0, 0.3);
}

/* Focus visible for accessibility */
.focus-visible:focus {
    outline: 3px solid #007bff;
    outline-offset: 2px;
}

/* Announce live regions */
.announcer {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Reduced anxiety mode */
.anxiety-reduction {
    font-size: 1.1rem !important;
    line-height: 1.9 !important;
}

.anxiety-reduction .stress-indicator {
    display: none !important;
}

.anxiety-reduction .timer {
    border: 2px solid #007bff !important;
    border-radius: 8px !important;
    padding: 15px !important;
    background: #e3f2fd !important;
    color: #1976d2 !important;
    font-weight: 600 !important;
}

/* Inverted colors for light sensitivity */
.inverted-mode {
    filter: invert(1) hue-rotate(180deg);
}

.inverted-mode img {
    filter: invert(1) hue-rotate(180deg);
}

/* Monochrome mode */
.monochrome-mode {
    filter: grayscale(1) contrast(1.2);
}

.monochrome-mode img {
    filter: grayscale(1) contrast(1.2);
}

/* Custom cursor for motor impairments */
.large-cursor {
    cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32"><circle cx="16" cy="16" r="10" fill="%23007bff" stroke="%23000" stroke-width="2"/></svg>') 16 16, auto !important;
}

/* Reduced precision for motor impairments */
.large-target {
    min-width: 64px !important;
    min-height: 64px !important;
    padding: 20px !important;
}

/* Voice command visual feedback */
.voice-feedback {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: #007bff;
    color: white;
    padding: 15px 30px;
    border-radius: 25px;
    border: 3px solid #0056b3;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
    display: none;
    z-index: 1000;
}

.voice-feedback.active {
    display: block;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { transform: translateX(-50%) scale(1); }
    50% { transform: translateX(-50%) scale(1.05); }
}

/* Large cursor mode */
.large-cursor * {
    cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32"><circle cx="16" cy="16" r="14" fill="%2300ff00" stroke="%23000000" stroke-width="2"/></svg>') 16 16, auto !important;
}

.large-cursor button,
.large-cursor a,
.large-cursor input,
.large-cursor select,
.large-cursor textarea {
    min-width: 44px !important;
    min-height: 44px !important;
}

/* Reduced motion mode */
.reduced-motion * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
}

.reduced-motion .floating-shape,
.reduced-motion .animation-glow,
.reduced-motion .typewriter-text {
    animation: none !important;
}