/* Language Toggle Styles - SEO Optimized & Accessible */

.language-toggle {
    position: relative;
    display: inline-block;
}

#lang-toggle {
    background: var(--background);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    font-family: var(--font-primary);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    min-width: 80px;
    justify-content: space-between;
}

#lang-toggle:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: var(--background-alt);
}

#lang-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

#lang-toggle svg {
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

#lang-toggle[aria-expanded="true"] svg {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--background);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
    min-width: 120px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    list-style: none;
    padding: 0.5rem 0;
    z-index: 1000;
    margin-top: 0.25rem;
}

#lang-toggle[aria-expanded="true"] + .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown li {
    margin: 0;
}

.lang-dropdown a {
    display: block;
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: background-color 0.3s ease;
    font-size: 0.875rem;
    font-weight: 500;
}

.lang-dropdown a:hover,
.lang-dropdown a:focus {
    background-color: var(--background-alt);
    color: var(--primary-color);
}

.lang-dropdown a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
}

/* RTL Support */
[dir="rtl"] .lang-dropdown {
    right: auto;
    left: 0;
}

[dir="rtl"] #lang-toggle {
    text-align: right;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .language-toggle {
        margin-left: 0.5rem;
    }
    
    #lang-toggle {
        padding: 0.375rem 0.75rem;
        font-size: 0.8rem;
        min-width: 70px;
    }
    
    .lang-dropdown {
        min-width: 100px;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    #lang-toggle {
        border-color: #000000;
        color: #000000;
    }
    
    #lang-toggle:hover,
    #lang-toggle:focus {
        border-color: #000000;
        background: #000000;
        color: #ffffff;
    }
    
    .lang-dropdown {
        border-color: #000000;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    }
    
    .lang-dropdown a {
        color: #000000;
    }
    
    .lang-dropdown a:hover,
    .lang-dropdown a:focus {
        background: #000000;
        color: #ffffff;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    #lang-toggle,
    .lang-dropdown,
    #lang-toggle svg {
        transition: none;
    }
}

/* 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: 0;
}