/* ============================================
   Accessibility Specific Styles
   ============================================ */

/* Skip Navigation Links */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    border-radius: 0 0 var(--radius-sm) 0;
    z-index: 10000;
    transition: top var(--transition-fast);
}

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

/* Accessibility Toolbar */
.accessibility-toolbar {
    position: fixed;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    background: var(--dark-card);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    padding: var(--spacing-sm);
    z-index: 9999;
    box-shadow: var(--shadow-lg);
}

.accessibility-toolbar button {
    display: block;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    margin-bottom: var(--spacing-xs);
    font-size: 1.25rem;
    position: relative;
}

.accessibility-toolbar button:last-child {
    margin-bottom: 0;
}

.accessibility-toolbar button:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(-4px);
}

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

.accessibility-toolbar button.active {
    background: var(--primary-color);
    color: white;
}

/* Tooltip for accessibility buttons */
.accessibility-toolbar button::before {
    content: attr(data-tooltip);
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    background: var(--dark-bg);
    color: var(--text-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    margin-right: var(--spacing-sm);
    transition: opacity var(--transition-base);
}

.accessibility-toolbar button:hover::before {
    opacity: 1;
}

/* Language Switcher */
.language-switcher {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 9998;
}

.language-switcher button {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    font-size: 0.938rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.language-switcher button:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.language-switcher button:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* Language Dropdown Menu */
.language-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(102, 126, 234, 0.5);
    border-radius: var(--radius-md);
    padding: 0.5rem;
    min-width: 180px;
    display: none !important;
    flex-direction: column;
    gap: 0.25rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    z-index: 10000;
}

.language-dropdown.active {
    display: flex !important;
}

.language-option {
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    padding: 0.75rem 1rem !important;
    color: #ffffff !important;
    text-decoration: none !important;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    font-size: 1rem;
    white-space: nowrap;
}

.language-option:hover {
    background: rgba(102, 126, 234, 0.3) !important;
}

.language-option .flag {
    font-size: 1.25rem;
}

/* Text Size Variations */
body.text-large {
    font-size: 112.5%;
}

body.text-larger {
    font-size: 125%;
}

body.text-large .hero-title,
body.text-larger .hero-title {
    font-size: 3rem;
}

body.text-large .step-header h2,
body.text-larger .step-header h2 {
    font-size: 2.25rem;
}

/* High Contrast Mode */
body.high-contrast {
    --dark-bg: #000000;
    --dark-card: #1a1a1a;
    --dark-card-hover: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #ffffff;
    --text-muted: #cccccc;
    --primary-color: #ffff00;
    --primary-gradient: linear-gradient(135deg, #ffff00 0%, #00ffff 100%);
}

body.high-contrast .btn-primary {
    background: #ffff00;
    color: #000000;
}

body.high-contrast .checkbox-card input:checked+.card-content,
body.high-contrast .radio-card input:checked+.card-content {
    background: #ffff00;
    color: #000000;
    border-color: #ffff00;
}

body.high-contrast .gradient-text {
    background: linear-gradient(135deg, #ffff00 0%, #00ffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Focus Indicators - Enhanced for Accessibility */
*:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

button:focus,
a:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* Screen Reader Only Class */
.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;
}

.sr-only-focusable:focus {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

/* ARIA Live Region */
.aria-live-region {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Keyboard Navigation Helpers */
.keyboard-mode *:focus {
    outline: 3px solid var(--primary-color) !important;
    outline-offset: 2px !important;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body.reduced-motion *,
body.reduced-motion *::before,
body.reduced-motion *::after {
    animation: none !important;
    transition: none !important;
}

/* Mobile Accessibility Adjustments */
@media (max-width: 640px) {
    .accessibility-toolbar {
        right: auto;
        left: 0;
        top: auto;
        bottom: var(--spacing-md);
        transform: none;
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        border-left: none;
        border-right: 2px solid rgba(255, 255, 255, 0.1);
    }

    .accessibility-toolbar button:hover {
        transform: translateX(4px);
    }

    .accessibility-toolbar button::before {
        right: auto;
        left: 100%;
        margin-right: 0;
        margin-left: var(--spacing-sm);
    }

    .language-switcher {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }
}

/* Print Styles - Accessibility */
@media print {

    .accessibility-toolbar,
    .language-switcher,
    .skip-link {
        display: none;
    }
}