/* Accessibility Toolbar - Bootstrap Compatible UI Styles */

/* Toolbar Container */
.accessibility-toolbar {
    position: fixed;
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    --accessibility-button-color: #0d6efd;
    --accessibility-modal-line-color: #dee2e6;
    --accessibility-action-color: #0d6efd;
}

/* Position variants */
.accessibility-toolbar-bottom-right {
    bottom: var(--accessibility-offset-vertical, 20px);
    right: var(--accessibility-offset-horizontal, 20px);
}

.accessibility-toolbar-bottom-left {
    bottom: var(--accessibility-offset-vertical, 20px);
    left: var(--accessibility-offset-horizontal, 20px);
}

.accessibility-toolbar-top-right {
    top: var(--accessibility-offset-vertical, 20px);
    right: var(--accessibility-offset-horizontal, 20px);
}

.accessibility-toolbar-top-left {
    top: var(--accessibility-offset-vertical, 20px);
    left: var(--accessibility-offset-horizontal, 20px);
}

/* Toggle Button */
.accessibility-toolbar-toggle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    border: none;
    background-color: var(--accessibility-button-color);
    color: #ffffff;
    cursor: pointer;
}

.accessibility-toolbar-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.accessibility-toolbar-toggle:focus {
    outline: 3px solid var(--accessibility-button-color);
    outline-offset: 2px;
}

.accessibility-toolbar-toggle .accessibility-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 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-width: 0;
}

/* Ensure toolbar remains visible and functional in all modes */
body.accessibility-high-contrast #accessibility-toolbar,
body.accessibility-dark-mode #accessibility-toolbar {
    background-color: transparent !important;
}

body.accessibility-high-contrast .accessibility-toolbar-toggle {
    background-color: var(--accessibility-button-color) !important;
    color: #ffffff !important;
    border: 2px solid #000000 !important;
}

body.accessibility-dark-mode .accessibility-toolbar-toggle {
    background-color: var(--accessibility-button-color) !important;
    color: #ffffff !important;
}

/* Responsive Design */
@media (max-width: 576px) {
    .accessibility-toolbar {
        bottom: 10px;
        right: 10px;
    }
    
    .accessibility-toolbar-toggle {
        width: 48px;
        height: 48px;
    }
}