:root {
    --acc-primary: #3b82f6;
    --acc-bg: #ffffff;
    --acc-text: #1f2937;
    --acc-border: #e5e7eb;
    --acc-hover: #f3f4f6;
    --acc-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --acc-radius: 12px;
    --acc-transition: all 0.3s ease;
}

/* Floating Button */
#accessibility-toggle-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background-color: var(--acc-primary);
    color: white;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    box-shadow: var(--acc-shadow);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--acc-transition);
}

#accessibility-toggle-btn:hover {
    transform: scale(1.1);
}

/* Sidebar */
#accessibility-sidebar {
    position: fixed;
    top: 40px;
    right: 20px;
    bottom: 20px;
    width: 420px;
    background-color: var(--acc-bg);
    border-radius: var(--acc-radius);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease;
    opacity: 1;
    transform: translateX(0);
}

@media (max-width: 768px) {
    #accessibility-sidebar {
        width: calc(100% - 40px);
    }
}

#accessibility-sidebar.hidden {
    opacity: 0;
    transform: translateX(120%);
    pointer-events: none;
}

/* Header */
.accessibility-header {
    padding: 16px;
    border-bottom: 1px solid var(--acc-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--acc-primary);
    color: white;
}

.accessibility-header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.header-actions button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.header-actions button:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* Content */
.accessibility-content {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.accessibility-section {
    margin-bottom: 24px;
}

.accessibility-section h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--acc-text);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.accessibility-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* Options & Toggles */
.accessibility-option, .accessibility-toggle {
    background-color: var(--acc-hover);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--acc-transition);
    color: var(--acc-text);
}

.accessibility-toggle {
    border: none;
    width: 100%;
}

.accessibility-toggle:hover {
    background-color: #e5e7eb;
}

.accessibility-toggle.active {
    background-color: #eff6ff;
    border: 2px solid var(--acc-primary);
    color: var(--acc-primary);
}

.accessibility-option {
    grid-column: span 2;
    flex-direction: row;
    justify-content: space-between;
    cursor: default;
}

.option-label {
    font-weight: 500;
    font-size: 14px;
}

.option-controls {
    display: flex;
    gap: 4px;
}

.option-controls button {
    padding: 6px 10px;
    border: 1px solid var(--acc-border);
    background-color: white;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.option-controls button:hover {
    background-color: var(--acc-hover);
}

.option-controls button.active {
    background-color: var(--acc-primary);
    color: white;
    border-color: var(--acc-primary);
}

.icon {
    margin-bottom: 8px;
    display: block;
}

.accessibility-toggle span:not(.icon) {
    font-size: 12px;
    font-weight: 500;
}

/* Reading Mask */
#accessibility-reading-mask-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9998;
    pointer-events: none;
    display: flex;
    flex-direction: column;
}

#accessibility-reading-mask-overlay.hidden {
    display: none;
}

.mask-top, .mask-bottom {
    background-color: rgba(0, 0, 0, 0.7);
    flex: 1;
    /* transition removed for instant following */
}

.mask-reading-area {
    height: 150px;
    background-color: transparent;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.7); /* Fallback/Alternative technique if flex doesn't work perfectly with mouse tracking */
}

/* Page Structure Modal */
#accessibility-page-structure-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    background-color: white;
    border-radius: var(--acc-radius);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    z-index: 10001;
    display: flex;
    flex-direction: column;
}

#accessibility-page-structure-modal.hidden {
    display: none;
}

.structure-header {
    padding: 16px;
    border-bottom: 1px solid var(--acc-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.structure-header h3 {
    margin: 0;
    font-size: 18px;
}

.structure-header button {
    background: none;
    border: none;
    cursor: pointer;
}

.structure-content {
    padding: 16px;
    overflow-y: auto;
}

.structure-item {
    padding: 8px;
    border-bottom: 1px solid var(--acc-border);
    cursor: pointer;
    transition: background-color 0.2s;
}

.structure-item:hover {
    background-color: var(--acc-hover);
}

.structure-item.level-h1 { padding-left: 8px; border-left: 4px solid #2563eb; }
.structure-item.level-h2 { padding-left: 24px; border-left: 4px solid #3b82f6; }
.structure-item.level-h3 { padding-left: 40px; border-left: 4px solid #60a5fa; }
.structure-item.level-h4 { padding-left: 56px; border-left: 4px solid #93c5fd; }
.structure-item.level-h5 { padding-left: 72px; border-left: 4px solid #bfdbfe; }
.structure-item.level-h6 { padding-left: 88px; border-left: 4px solid #dbeafe; }

.structure-tag {
    display: inline-block;
    padding: 2px 6px;
    background-color: var(--acc-primary);
    color: white;
    border-radius: 4px;
    font-size: 10px;
    margin-right: 8px;
    font-weight: bold;
}

/* Accessibility Modes */
/* Grayscale Overlay */
#accessibility-grayscale-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2147483647;
    pointer-events: none;
    backdrop-filter: grayscale(100%);
    -webkit-backdrop-filter: grayscale(100%);
    display: none;
}

body.acc-grayscale #accessibility-grayscale-overlay {
    display: block;
}

/* Note: body.acc-grayscale filter removed to prevent position:fixed issues */

body.acc-hide-images img:not(#accessibility-tool-container img):not(header nav *):not(#wpadminbar *), 
body.acc-hide-images svg:not(#accessibility-tool-container svg), 
body.acc-hide-images video:not(#accessibility-tool-container video), 
body.acc-hide-images .bg-image:not(#accessibility-tool-container .bg-image) {
    opacity: 0 !important;
    visibility: hidden !important;
}

/* Hide Background Images globally */
body.acc-hide-images *:not(#accessibility-tool-container):not(#accessibility-tool-container *):not(header nav *):not(#wpadminbar *) {
    background-image: none !important;
}

/* Pause animations - exclude Swiper elements using :not(:is()) */
body.acc-pause-animations *{
    transition: none !important;
    transition-property: none !important;
    transition-delay: 0s !important;
    transition-duration: 0s !important;
    animation: none !important;
    animation-delay: 0s !important;
    animation-play-state: paused !important;
    animation-duration: 0s !important;
    animation-iteration-count: 0 !important;
}
body.acc-pause-animations *::before,
body.acc-pause-animations *::after {
    transition: none !important;
    transition-property: none !important;
    transition-delay: 0s !important;
    transition-duration: 0s !important;
    animation: none !important;
    animation-delay: 0s !important;
    animation-play-state: paused !important;
    animation-duration: 0s !important;
    animation-iteration-count: 0 !important;
}

/* Disable button pixel hover animations completely */
body.acc-pause-animations .btn-primary .pixel-hover-overlay,
body.acc-pause-animations .btn-secondary .pixel-hover-overlay {
    display: none !important;
    pointer-events: none !important;
}



/* Hide pixel reveal canvas when animations are paused */
body.acc-pause-animations .pixel-reveal-container canvas {
    display: none !important;
}

/* Hide pixelated SVG decoration animations */
body.acc-pause-animations .pixelated-decoration,
body.acc-pause-animations .pixelated-svg-animation {
    pointer-events: none !important;
}

/* Ensure pixelated SVG rects stay in place */
body.acc-pause-animations .pixelated-svg-animation rect {
    transform: none !important;
    opacity: 1 !important;
}

/* ==========================================================================
   CSS Fallback for GSAP/ScrollTrigger Animations
   These rules force animated elements to their visible end state
   when JavaScript detection of GSAP fails
   ========================================================================== */

/* Force pixel animation containers to show their background color */
body.acc-pause-animations .pixel-animation-container {
    background-color: var(--color-primary, currentColor) !important;
}

/* Force pixel elements to be visible */
body.acc-pause-animations .pixel-animation-container .pixel {
    opacity: 1 !important;
    transform: scale(1) !important;
    visibility: visible !important;
}

/* Common GSAP animation patterns - force visible */
body.acc-pause-animations [data-gsap],
body.acc-pause-animations [data-gsap-animated],
body.acc-pause-animations [data-scroll-trigger],
body.acc-pause-animations .gsap-animated,
body.acc-pause-animations .scroll-trigger-animated {
    opacity: 1 !important;
    transform: none !important;
    visibility: visible !important;
}

/* Force fade-in/slide-in elements to be visible */
body.acc-pause-animations .fade-in,
body.acc-pause-animations .slide-in,
body.acc-pause-animations .slide-up,
body.acc-pause-animations .slide-down,
body.acc-pause-animations .scale-in,
body.acc-pause-animations .reveal,
body.acc-pause-animations [class*="animate-"],
body.acc-pause-animations [class*="anim-"] {
    opacity: 1 !important;
    transform: none !important;
    visibility: visible !important;
}

/* Force staggered children to be visible */
body.acc-pause-animations .stagger-item,
body.acc-pause-animations .stagger-child,
body.acc-pause-animations [data-stagger] {
    opacity: 1 !important;
    transform: none !important;
    visibility: visible !important;
}

/* Force any element with inline opacity:0 or scale(0) to be visible
   Note: This uses !important to override inline styles */
body.acc-pause-animations *[style*="opacity: 0"],
body.acc-pause-animations *[style*="opacity:0"] {
    opacity: 1 !important;
}

body.acc-pause-animations *[style*="scale(0)"],
body.acc-pause-animations *[style*="scale( 0"] {
    transform: scale(1) !important;
}

/* Pin spacers from ScrollTrigger - make them behave normally */
body.acc-pause-animations .pin-spacer {
    padding: 0 !important;
    margin: 0 !important;
}

body.acc-pause-animations .pin-spacer > * {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    transform: none !important;
}

body.acc-contrast-dark {
    background-color: #121212 !important;
    color: #ffffff !important;
}
body.acc-contrast-dark * {
    background-color: #121212 !important;
    color: #ffffff !important;
    border-color: #333 !important;
    fill: #121212 !important;
    background-image: none !important;
}

body.acc-contrast-light {
    background-color: #ffffff !important;
    color: #000000 !important;
}
body.acc-contrast-light * {
    background-color: #ffffff !important;
    color: #000000 !important;
    border-color: #ccc !important;
    fill: #ffffff !important;
    background-image: none !important;
}

body.acc-contrast-high {
    background-color: #000000 !important;
    color: #ffff00 !important;
}
body.acc-contrast-high * {
    background-color: #000000 !important;
    color: #ffff00 !important;
    border-color: #ffff00 !important;
}

/* Link Highlight */
body.acc-highlight-links a:not(.btn):not(.button):not([role="button"]):not(#wpadminbar *) {
    background-color: #ffff00 !important;
    color: #000000 !important;
    border: 1px solid #000000 !important;
    text-decoration: underline !important;
}

/* Text Sizing */
/* Text Sizing handled via JS */

/* Line Height */
body.acc-line-height-1 *:not(#wpadminbar *) { line-height: 1.5 !important; }
body.acc-line-height-2 *:not(#wpadminbar *) { line-height: 1.75 !important; }
body.acc-line-height-3 *:not(#wpadminbar *) { line-height: 2 !important; }

/* Text Align */
body.acc-text-align-left *:not(#wpadminbar *) { text-align: left !important; }
body.acc-text-align-right *:not(#wpadminbar *) { text-align: right !important; }
body.acc-text-align-right a:not(#wpadminbar *), body.acc-text-align-right button:not(#wpadminbar *) { align-self: end !important; }
body.acc-text-align-right .btn-wrapper:not(#wpadminbar *) { justify-content: end !important; }

/* Readable Font */
body.acc-readable-font *:not(#wpadminbar *) {
    font-family: Arial, Helvetica, sans-serif !important;
}

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

/* Invert Colors Overlay */
#accessibility-invert-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2147483647;
    pointer-events: none;
    backdrop-filter: invert(100%);
    -webkit-backdrop-filter: invert(100%);
    display: none;
}

body.acc-invert-colors #accessibility-invert-overlay {
    display: block;
}

/* Blue Light Overlay */
#accessibility-blue-light-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2147483647;
    pointer-events: none;
    background-color: rgba(255, 140, 0, 0.3);
    mix-blend-mode: multiply;
    display: none;
}

body.acc-blue-light #accessibility-blue-light-overlay {
    display: block;
}

/* Letter Spacing */
body.acc-letter-spacing-1 *:not(#wpadminbar *) { letter-spacing: 0.12em !important; }
body.acc-letter-spacing-2 *:not(#wpadminbar *) { letter-spacing: 0.16em !important; }
body.acc-letter-spacing-3 *:not(#wpadminbar *) { letter-spacing: 0.2em !important; }

/* Word Spacing */
body.acc-word-spacing-1 *:not(#wpadminbar *) { word-spacing: 0.16em !important; }
body.acc-word-spacing-2 *:not(#wpadminbar *) { word-spacing: 0.32em !important; }
body.acc-word-spacing-3 *:not(#wpadminbar *) { word-spacing: 0.5em !important; }

/* Big Cursor */
body.acc-big-cursor, body.acc-big-cursor * {
    cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='64' height='64' viewBox='0 0 24 24' fill='black' stroke='white' stroke-width='2'%3E%3Cpath d='M3 3l7.07 16.97 2.51-7.39 7.39-2.51L3 3z'/%3E%3C/svg%3E") 0 0, auto !important;
}

/* Reading Guide */
#accessibility-reading-guide {
    position: fixed;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: rgba(255, 255, 0, 0.8);
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
    z-index: 2147483647;
    pointer-events: none;
    display: none;
    transform: translateY(-50%);
}

body.acc-reading-guide #accessibility-reading-guide {
    display: block;
}

/* Draggable Button */
#accessibility-toggle-btn {
    cursor: move; /* Indicate draggable */
    touch-action: none;
}

/* Footer */
.accessibility-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--acc-border);
    text-align: center;
    font-size: 11px;
    color: #6b7280;
    margin-top: auto; /* Push to bottom if content is short */
}

.accessibility-footer p {
    margin: 0;
}

.accessibility-footer a {
    color: var(--acc-text);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

.accessibility-footer a:hover {
    color: var(--acc-primary);
}