/* ================================================================================
   ACCESSIBILITY WIDGET - CSS
   ================================================================================ */

/* Toggle Button (Fixed) */
.accessibility-widget-toggle {
    position: fixed;
    bottom: 100px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: var(--primary-azure);
    color: var(--white);
    border: none;
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(0, 119, 204, 0.4);
    cursor: pointer;
    z-index: 9998;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.accessibility-widget-toggle:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(0, 119, 204, 0.6);
}

.accessibility-widget-toggle:focus {
    outline: 3px solid var(--white);
    outline-offset: 3px;
}

/* Panel Container */
.accessibility-panel {
    position: fixed;
    top: 50%;
    right: -400px;
    transform: translateY(-50%);
    width: 380px;
    max-width: 90vw;
    max-height: 90vh;
    background: var(--white);
    border-radius: 16px 0 0 16px;
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.accessibility-panel.active {
    right: 0;
}

/* Overlay/Backdrop */
.accessibility-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9997;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.accessibility-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Header */
.accessibility-header {
    background: linear-gradient(135deg, var(--primary-azure), var(--secondary-teal));
    color: var(--white);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.accessibility-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
}

.accessibility-close {
    background: transparent;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.accessibility-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.accessibility-close:focus {
    outline: 2px solid var(--white);
    outline-offset: 2px;
}

/* Content */
.accessibility-content {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-azure) var(--light-bg);
}

.accessibility-content::-webkit-scrollbar {
    width: 8px;
}

.accessibility-content::-webkit-scrollbar-track {
    background: var(--light-bg);
}

.accessibility-content::-webkit-scrollbar-thumb {
    background: var(--primary-azure);
    border-radius: 4px;
}

/* Section */
.accessibility-section {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--light-bg);
}

.accessibility-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.accessibility-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent-navy);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

/* Controls Grid */
.accessibility-controls {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.75rem;
}

/* Buttons */
.accessibility-btn {
    background: var(--light-bg);
    border: 2px solid transparent;
    border-radius: 8px;
    padding: 0.75rem 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--dark-text);
    text-align: center;
    min-height: 80px;
}

.accessibility-btn i {
    font-size: 1.5rem;
    color: var(--primary-azure);
}

.accessibility-btn span {
    font-weight: 500;
    line-height: 1.2;
}

.accessibility-btn:hover {
    background: var(--primary-azure);
    color: var(--white);
    border-color: var(--primary-azure);
    transform: translateY(-2px);
}

.accessibility-btn:hover i {
    color: var(--white);
}

.accessibility-btn:focus {
    outline: 3px solid var(--primary-azure);
    outline-offset: 2px;
}

/* Active State */
.accessibility-btn[aria-pressed="true"],
.accessibility-btn.active {
    background: var(--primary-azure);
    color: var(--white);
    border-color: var(--primary-dark);
}

.accessibility-btn[aria-pressed="true"] i,
.accessibility-btn.active i {
    color: var(--white);
}

/* Footer */
.accessibility-footer {
    padding: 1.5rem;
    background: var(--light-bg);
    border-top: 1px solid #dee2e6;
    flex-shrink: 0;
}

.accessibility-reset-btn {
    width: 100%;
    background: var(--accent-navy);
    color: var(--white);
    border: none;
    border-radius: 8px;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.accessibility-reset-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.accessibility-reset-btn:focus {
    outline: 3px solid var(--primary-azure);
    outline-offset: 2px;
}

.accessibility-info {
    margin-top: 0.75rem;
    margin-bottom: 0;
    text-align: center;
    color: var(--gray-text);
}

/* ================================================================================
   ACCESSIBILITY FEATURES - CSS CLASSES
   ================================================================================ */

/* Text Size */
body.text-smaller {
    font-size: 14px;
}

body.text-larger {
    font-size: 20px;
}

body.text-larger h1 { font-size: 3rem; }
body.text-larger h2 { font-size: 2.5rem; }
body.text-larger h3 { font-size: 2rem; }
body.text-larger .btn { font-size: 1.125rem; padding: 1rem 1.5rem; }

/* High Contrast */
#main-content.contrast-high,
.topbar.contrast-high,
.navbar.contrast-high,
.hero-section.contrast-high,
.footer.contrast-high,
.copyright.contrast-high {
    filter: contrast(1.5);
}

/* Inverted Colors */
#main-content.contrast-inverted,
.topbar.contrast-inverted,
.navbar.contrast-inverted,
.hero-section.contrast-inverted,
.footer.contrast-inverted,
.copyright.contrast-inverted {
    filter: invert(1) hue-rotate(180deg);
}

#main-content.contrast-inverted img,
#main-content.contrast-inverted video {
    filter: invert(1) hue-rotate(180deg);
}

/* Letter Spacing */
body.spacing-increase * {
    letter-spacing: 0.15em !important;
}

/* Line Height */
body.line-height-increase * {
    line-height: 2 !important;
}

/* Dyslexia Font */
body.font-readable * {
    font-family: 'OpenDyslexic', Arial, sans-serif !important;
}

/* Highlight Links */
body.highlight-links a {
    background: yellow !important;
    color: #000 !important;
    padding: 2px 4px !important;
    border-radius: 3px !important;
    text-decoration: underline !important;
    font-weight: bold !important;
}

/* Hide Images */
body.hide-images img:not([role="presentation"]):not(.footer-logo) {
    opacity: 0.1;
    filter: grayscale(100%);
}

body.hide-images img:hover {
    opacity: 1;
    filter: none;
}

/* Pause Animations */
body.pause-animations * {
    animation-play-state: paused !important;
    transition: none !important;
}

/* Big Cursor */
body.cursor-big,
body.cursor-big * {
    cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="48" height="48" viewBox="0 0 48 48"><circle cx="24" cy="24" r="20" fill="%23000" stroke="%23fff" stroke-width="3"/></svg>') 24 24, auto !important;
}

/* Reading Cursor */
body.cursor-reading,
body.cursor-reading * {
    cursor: crosshair !important;
}

/* Reading Guide */
.reading-guide {
    position: fixed;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(255, 0, 0, 0.5);
    z-index: 10000;
    pointer-events: none;
    display: none;
}

body.reading-guide-active .reading-guide {
    display: block;
}

/* ================================================================================
   RESPONSIVE
   ================================================================================ */

@media (max-width: 576px) {
    .accessibility-panel {
        width: 100%;
        right: -100%;
        border-radius: 0;
    }
    
    .accessibility-widget-toggle {
        bottom: 80px;
        right: 15px;
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .accessibility-controls {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ================================================================================
   PRINT
   ================================================================================ */

@media print {
    .accessibility-widget-toggle,
    .accessibility-panel,
    .accessibility-overlay,
    .reading-guide {
        display: none !important;
    }
}