/* One-Click Accessibility Mode Styles */

/* OpenDyslexic font for dyslexia support */
@font-face {
    font-family: 'OpenDyslexic';
    src: url('https://cdn.jsdelivr.net/npm/opendyslexic@1.0.2/otf/OpenDyslexic-Regular.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
}

/* Accessibility button animations */
#accessibility-toggle {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#accessibility-toggle:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(29, 161, 242, 0.4);
}

#accessibility-toggle:focus {
    outline: 3px solid #ff6b35;
    outline-offset: 3px;
}

/* Accessibility panel animations */
#accessibility-panel {
    transform: translateY(-50%) scale(0.9);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#accessibility-panel[style*="display: block"] {
    transform: translateY(-50%) scale(1);
    opacity: 1;
}

/* Button states for accessibility panel */
.font-size-btn, .contrast-btn {
    transition: all 0.2s ease;
    border: 2px solid #e1e8ed !important;
}

.font-size-btn:hover, .contrast-btn:hover {
    border-color: #1da1f2 !important;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(29, 161, 242, 0.2);
}

.font-size-btn:focus, .contrast-btn:focus {
    outline: 2px solid #ff6b35;
    outline-offset: 2px;
}

/* Accessibility mode styles */
.accessibility-mode {
    line-height: 1.6 !important;
    letter-spacing: 0.5px !important;
}

.accessibility-mode h1, .accessibility-mode h2, .accessibility-mode h3 {
    line-height: 1.4 !important;
    margin-bottom: 0.8em !important;
}

.accessibility-mode p {
    margin-bottom: 1em !important;
    line-height: 1.7 !important;
}

.accessibility-mode button, .accessibility-mode a {
    min-height: 44px !important;
    min-width: 44px !important;
    padding: 12px 16px !important;
    border-radius: 8px !important;
    font-weight: 600 !important;
}

.accessibility-mode .post {
    margin-bottom: 24px !important;
    padding: 20px !important;
    border: 2px solid #e1e8ed !important;
    border-radius: 12px !important;
}

.accessibility-mode .comment {
    padding: 16px !important;
    margin: 12px 0 !important;
    border: 1px solid #e1e8ed !important;
    border-radius: 8px !important;
}

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

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

.contrast-high a {
    color: #0000ff !important;
    text-decoration: underline !important;
    font-weight: 700 !important;
}

.contrast-high button {
    background: #000000 !important;
    color: #ffffff !important;
    border: 3px solid #000000 !important;
    font-weight: 700 !important;
}

.contrast-high button:hover {
    background: #333333 !important;
    border-color: #333333 !important;
}

.contrast-high .btn-primary {
    background: #0000ff !important;
    border-color: #0000ff !important;
}

.contrast-high .btn-secondary {
    background: #666666 !important;
    border-color: #666666 !important;
}

.contrast-high input,
.contrast-high textarea,
.contrast-high select {
    background: #ffffff !important;
    color: #000000 !important;
    border: 3px solid #000000 !important;
}

/* Dark mode for accessibility */
.contrast-dark {
    background: #000000 !important;
    color: #ffffff !important;
}

.contrast-dark .post,
.contrast-dark .comment,
.contrast-dark .card {
    background: #1a1a1a !important;
    color: #ffffff !important;
    border: 2px solid #444444 !important;
}

.contrast-dark a {
    color: #4da6ff !important;
    text-decoration: underline !important;
}

.contrast-dark button {
    background: #333333 !important;
    color: #ffffff !important;
    border: 2px solid #666666 !important;
}

.contrast-dark button:hover {
    background: #555555 !important;
    border-color: #888888 !important;
}

.contrast-dark input,
.contrast-dark textarea,
.contrast-dark select {
    background: #2a2a2a !important;
    color: #ffffff !important;
    border: 2px solid #555555 !important;
}

/* Enhanced focus indicators */
.enhanced-focus *:focus {
    outline: 4px solid #ff6b35 !important;
    outline-offset: 3px !important;
    box-shadow: 0 0 0 6px rgba(255, 107, 53, 0.3) !important;
    border-radius: 4px !important;
}

/* Reduced motion styles */
.reduced-motion *,
.reduced-motion *::before,
.reduced-motion *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
}

/* Dyslexia-friendly text styles */
.dyslexia-font {
    font-family: 'OpenDyslexic', 'Arial', sans-serif !important;
    letter-spacing: 1px !important;
    word-spacing: 2px !important;
    line-height: 1.8 !important;
}

/* Large text mode */
.font-size-large {
    font-size: 18px !important;
}

.font-size-large h1 { font-size: 2.5rem !important; }
.font-size-large h2 { font-size: 2rem !important; }
.font-size-large h3 { font-size: 1.5rem !important; }
.font-size-large p, .font-size-large span, .font-size-large div { font-size: 18px !important; }

.font-size-xlarge {
    font-size: 22px !important;
}

.font-size-xlarge h1 { font-size: 3rem !important; }
.font-size-xlarge h2 { font-size: 2.5rem !important; }
.font-size-xlarge h3 { font-size: 2rem !important; }
.font-size-xlarge p, .font-size-xlarge span, .font-size-xlarge div { font-size: 22px !important; }

/* Skip to content link */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #1da1f2;
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    z-index: 10000;
    transition: top 0.3s;
}

.skip-to-content:focus {
    top: 6px;
    outline: 3px solid #ff6b35;
    outline-offset: 2px;
}

/* 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;
}

/* Accessibility panel responsive design */
@media (max-width: 768px) {
    #accessibility-toggle {
        right: 15px;
        width: 50px;
        height: 50px;
    }
    
    #accessibility-panel {
        right: 10px;
        left: 10px;
        width: auto;
        max-width: none;
        transform: translateY(-50%);
    }
    
    #accessibility-panel[style*="display: block"] {
        transform: translateY(-50%);
    }
}

/* Print styles for accessibility */
@media print {
    #accessibility-toggle,
    #accessibility-panel {
        display: none !important;
    }
    
    .contrast-high,
    .contrast-dark {
        background: white !important;
        color: black !important;
    }
    
    .contrast-high *,
    .contrast-dark * {
        background: white !important;
        color: black !important;
        border-color: black !important;
    }
}

/* Notification styles for accessibility */
.accessibility-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #10b981;
    color: white;
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 10000;
    font-weight: 600;
    max-width: 400px;
    animation: slideInRight 0.3s ease;
}

.accessibility-notification.error {
    background: #ef4444;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}