/**
 * Language Switcher Styles
 * Modern styling for the internationalization component
 */

.language-switcher {
    position: relative;
    display: inline-block;
    margin-left: 1rem;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--nav-bg, #1a1a2e);
    border: 1px solid var(--primary-color, #00d4ff);
    border-radius: 6px;
    color: var(--text-primary, #ffffff);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 100px;
    justify-content: space-between;
}

.lang-toggle:hover {
    background: var(--primary-color, #00d4ff);
    color: var(--bg-primary, #0a0a0f);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.3);
}

.lang-toggle:focus {
    outline: 2px solid var(--primary-color, #00d4ff);
    outline-offset: 2px;
}

.lang-toggle .fas.fa-globe {
    font-size: 1rem;
    opacity: 0.8;
}

.lang-toggle .fas.fa-chevron-down {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.language-switcher.open .lang-toggle .fas.fa-chevron-down,
.lang-dropdown.show ~ .lang-toggle .fas.fa-chevron-down {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--card-bg, #16213e);
    border: 1px solid var(--border-color, rgba(0, 212, 255, 0.2));
    border-radius: 8px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    min-width: 150px;
    backdrop-filter: blur(10px);
}

.lang-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown ul,
.lang-dropdown {
    list-style: none;
    margin: 0;
    padding: 0.5rem 0;
}

.lang-dropdown li {
    margin: 0;
}

.lang-option {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: var(--text-primary, #ffffff);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 400;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.lang-option:hover {
    background: var(--primary-color, #00d4ff);
    color: var(--bg-primary, #0a0a0f);
    border-left-color: var(--primary-color, #00d4ff);
    transform: translateX(2px);
}

.lang-option.active {
    background: rgba(0, 212, 255, 0.1);
    border-left-color: var(--primary-color, #00d4ff);
    font-weight: 600;
    position: relative;
}

.lang-option.active::after {
    content: '✓';
    margin-left: auto;
    font-size: 0.8rem;
    color: var(--primary-color, #00d4ff);
}

/* Mobile styles */
@media (max-width: 768px) {
    .language-switcher {
        margin-left: 0.5rem;
    }
    
    .lang-toggle {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
        min-width: 80px;
    }
    
    .lang-toggle span {
        display: none; /* Hide text on mobile, show only icon */
    }
    
    .lang-dropdown {
        right: -1rem;
        min-width: 120px;
    }
    
    .lang-option {
        padding: 0.6rem 0.8rem;
        font-size: 0.85rem;
    }
}

/* Dark theme specific adjustments */
[data-theme="dark"] .language-switcher {
    --nav-bg: #1a1a2e;
    --card-bg: #16213e;
    --text-primary: #ffffff;
    --border-color: rgba(0, 212, 255, 0.2);
}

/* Light theme specific adjustments */
[data-theme="light"] .language-switcher {
    --nav-bg: #ffffff;
    --card-bg: #ffffff;
    --text-primary: #1a1a2e;
    --border-color: rgba(26, 26, 46, 0.2);
}

[data-theme="light"] .lang-toggle {
    background: var(--nav-bg);
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="light"] .lang-toggle:hover {
    background: var(--primary-color, #00d4ff);
    color: #ffffff;
}

[data-theme="light"] .lang-dropdown {
    background: var(--card-bg);
    border-color: var(--border-color);
    box-shadow: 0 8px 25px rgba(26, 26, 46, 0.15);
}

[data-theme="light"] .lang-option {
    color: var(--text-primary);
}

[data-theme="light"] .lang-option:hover {
    background: var(--primary-color, #00d4ff);
    color: #ffffff;
}

/* Animation for language switching */
.language-switching {
    pointer-events: none;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.language-switching * {
    cursor: wait !important;
}

/* Loading state */
.lang-toggle.loading::after {
    content: '';
    width: 12px;
    height: 12px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 0.5rem;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Focus and accessibility improvements */
.lang-option:focus {
    outline: 2px solid var(--primary-color, #00d4ff);
    outline-offset: -2px;
    background: rgba(0, 212, 255, 0.1);
}

/* Smooth transitions for theme changes */
.language-switcher,
.lang-toggle,
.lang-dropdown,
.lang-option {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .lang-toggle {
        border-width: 2px;
    }
    
    .lang-option {
        border-left-width: 4px;
    }
    
    .lang-option.active {
        background: var(--primary-color, #00d4ff);
        color: var(--bg-primary, #0a0a0f);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .lang-toggle,
    .lang-dropdown,
    .lang-option,
    .lang-toggle .fas.fa-chevron-down {
        transition: none;
    }
    
    .lang-dropdown {
        transform: none;
    }
    
    .lang-dropdown.show {
        transform: none;
    }
}

/* Print styles */
@media print {
    .language-switcher {
        display: none;
    }
}