/* ==========================================
   Enhanced Language Toggle Component
   Beautiful, functional, and accessible language switcher
   ========================================== */

/* ==========================================
   Improved Language Toggle Button
   ========================================== */
.lang-toggle {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 1000;
    width: 48px;
    /* min-width: 80px; */
    height: 48px;
    padding: 0 var(--space-md);
    border-radius: var(--radius-full);
    background: var(--color-white);
    /* border: 2px solid var(--color-primary); */
    border: 1px solid var(--color-mid-gray);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    /* gap: var(--space-xs); */
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    overflow: hidden;
}

.lang-toggle:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
    background: var(--color-primary);
    color: var(--color-white);
}

.lang-toggle:active {
    transform: scale(0.98);
}

body[dir="rtl"] .lang-toggle {
    right: auto;
    left: var(--space-lg);
}

/* Language Icon (Globe) */
.lang-toggle::before {
    content: '';
    width: 18px;
    height: 18px;
    /* background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2340E0D0' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M2 12h20M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z'/%3E%3C/svg%3E"); */
    background-size: contain;
    background-repeat: no-repeat;
    transition: var(--transition-base);
}

.lang-toggle:hover::before {
    /* background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23FFFFFF' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M2 12h20M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z'/%3E%3C/svg%3E"); */
    transform: rotate(180deg);
}

/* Language Text */
.lang-icon {
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ==========================================
   Language Dropdown (Advanced Version)
   ========================================== */
.lang-selector {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 1000;
}

body[dir="rtl"] .lang-selector {
    right: auto;
    left: var(--space-lg);
}

.lang-selector-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-white);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-weight: 600;
    font-size: var(--text-sm);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.lang-selector-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.lang-selector-flag {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-size: cover;
    background-position: center;
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + var(--space-xs));
    right: 0;
    min-width: 140px;
    background: var(--color-white);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
}

body[dir="rtl"] .lang-dropdown {
    right: auto;
    left: 0;
}

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

.lang-option {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    transition: var(--transition-base);
    border-bottom: 1px solid var(--color-light-gray);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-charcoal);
}

.lang-option:last-child {
    border-bottom: none;
}

.lang-option:hover {
    background: var(--color-light-gray);
    color: var(--color-primary);
}

.lang-option.active {
    background: rgba(64, 224, 208, 0.1);
    color: var(--color-primary);
    font-weight: 600;
}

.lang-option-flag {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-size: cover;
}

/* ==========================================
   Language Switching Animation
   ========================================== */
@keyframes languageSwitch {
    0% {
        opacity: 1;
        transform: translateX(0);
    }
    50% {
        opacity: 0;
        transform: translateX(-20px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

body.language-switching {
    animation: languageSwitch 0.3s ease-in-out;
}

/* ==========================================
   Mobile Language Toggle
   ========================================== */
@media (max-width: 768px) {
    .lang-toggle {
        top: var(--space-md);
        right: 5rem;
        /* min-width: 60px; */
        height: 40px;
        padding: 0 var(--space-sm);
        font-size: var(--text-xs);
    }
    
    body[dir="rtl"] .lang-toggle {
        right: auto;
        left: var(--space-md);
    }
    
    .lang-toggle::before {
        width: 16px;
        height: 16px;
    }
    
    .lang-selector {
        top: var(--space-md);
        right: var(--space-md);
    }
    
    body[dir="rtl"] .lang-selector {
        right: auto;
        left: var(--space-md);
    }
}

/* ==========================================
   Accessibility Improvements
   ========================================== */
.lang-toggle:focus,
.lang-selector-btn:focus {
    outline: 3px solid rgba(64, 224, 208, 0.4);
    outline-offset: 2px;
}

.lang-toggle:focus:not(:focus-visible),
.lang-selector-btn:focus:not(:focus-visible) {
    outline: none;
}

/* Screen reader text */
.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;
}

/* ==========================================
   Language Badge (Alternative Design)
   ========================================== */
.lang-badge {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 1000;
    display: flex;
    gap: var(--space-xs);
    background: var(--color-white);
    border-radius: var(--radius-full);
    padding: 4px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-mid-gray);
}

.lang-badge-option {
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--color-dark-gray);
}

.lang-badge-option:hover {
    color: var(--color-primary);
}

.lang-badge-option.active {
    background: var(--color-primary);
    color: var(--color-white);
}

body[dir="rtl"] .lang-badge {
    right: auto;
    left: var(--space-lg);
}

/* ==========================================
   Smooth Language Transition
   ========================================== */
[data-en], [data-fa] {
    transition: opacity 0.2s ease;
}

body.language-transitioning [data-en],
body.language-transitioning [data-fa] {
    opacity: 0.7;
}