/* ============================================
   LANGUAGE SELECTOR WITH DROPDOWN
   ============================================ */

.language-selector {
    position: relative;
    z-index: 10;
}

.language-selector--open {
    z-index: 11;
}

/* Toggle Button */
.language-selector__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-width: 70px;
    height: 38px;
    padding: 0 12px;
    background: #FFFFFF;
    border: 1.5px solid #E5E9F0;
    border-radius: 24px;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    flex-shrink: 0;
    font-family: 'Onest', sans-serif;
}

.language-selector__toggle:hover {
    background: #F8F9FB;
    border-color: #5A9AF0;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(90, 154, 240, 0.15);
}

.language-selector__toggle:active {
    transform: translateY(0);
}

.language-selector__toggle[aria-expanded="true"] {
    background: #F8F9FB;
    border-color: #5A9AF0;
    box-shadow: 0 2px 8px rgba(90, 154, 240, 0.2);
}

.language-selector__toggle[aria-expanded="true"] .language-selector__arrow {
    transform: rotate(180deg);
}

.language-selector__flag {
    width: 20px;
    height: 20px;
    object-fit: cover;
    border-radius: 50%;
    flex-shrink: 0;
}

.language-selector__text {
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.3px;
    color: #313131;
    white-space: nowrap;
}

.language-selector__arrow {
    color: #8B95A5;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}

/* Dropdown */
.language-selector__dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 160px;
    background: #FFFFFF;
    border: 1.5px solid #E5E9F0;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.08);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.95);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    list-style: none;
    margin: 0;
    padding: 6px;
    z-index: 1001;
}

.language-selector__dropdown--open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.language-selector__option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.language-selector__option:hover {
    background: #F8F9FB;
}

.language-selector__option:active {
    background: #EEF2F6;
}

.language-selector__option:focus-visible {
    outline: 2px solid #5A9AF0;
    outline-offset: -2px;
}

.language-selector__option-flag {
    width: 20px;
    height: 20px;
    object-fit: cover;
    border-radius: 50%;
    flex-shrink: 0;
}

.language-selector__option-text {
    font-family: 'Onest', sans-serif;
    font-weight: 500;
    font-size: 14px;
    color: #313131;
    flex: 1;
}

.language-selector__option-check {
    color: #5A9AF0;
    opacity: 0;
    transition: opacity 0.2s ease;
    flex-shrink: 0;
}

.language-selector__option--active {
    background: #F0F5FF;
}

.language-selector__option--active .language-selector__option-text {
    color: #5A9AF0;
    font-weight: 600;
}

.language-selector__option--active .language-selector__option-check {
    opacity: 1;
}

/* Focus для accessibility */
.language-selector__toggle:focus-visible {
    outline: 2px solid #5A9AF0;
    outline-offset: 2px;
}

/* Анимация переключения языка */
body.language-switching {
    opacity: 0.95;
    transition: opacity 0.3s ease;
}

/* Позиционирование в header */
.header__contacts {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* ============================================
   АДАПТИВНОСТЬ
   ============================================ */

/* Mobile variant - full width in mobile menu */
.language-selector--mobile .language-selector__dropdown {
    left: 0;
    right: 0;
    min-width: 100%;
}

/* Tablet (768px - 1023px) */
@media screen and (max-width: 1023px) {
    .language-selector__toggle {
        height: 42px;
        min-width: 75px;
        gap: 8px;
    }
    
    .language-selector__flag {
        width: 22px;
        height: 22px;
    }
    
    .language-selector__text {
        font-size: 14px;
    }
    
    .language-selector__dropdown {
        min-width: 180px;
    }
    
    .language-selector__option {
        padding: 12px 14px;
    }
}

/* Mobile Large (640px - 767px) */
@media screen and (max-width: 767px) {
    .language-selector__toggle {
        height: 44px;
        min-width: 72px;
        padding: 0 14px;
    }
    
    .language-selector__flag {
        width: 22px;
        height: 22px;
    }
    
    .language-selector__dropdown {
        top: calc(100% + 6px);
        min-width: 170px;
    }
    
    .header__contacts {
        gap: 16px;
    }
}

/* Mobile (480px - 639px) */
@media screen and (max-width: 639px) {
    .language-selector__toggle {
        height: 40px;
        min-width: 68px;
        padding: 0 12px;
        gap: 6px;
    }
    
    .language-selector__flag {
        width: 20px;
        height: 20px;
    }
    
    .language-selector__text {
        font-size: 13px;
    }
    
    .language-selector__dropdown {
        min-width: 160px;
    }
    
    .header__contacts {
        gap: 12px;
    }
}

/* Mobile Small (320px - 479px) */
@media screen and (max-width: 479px) {
    .language-selector__toggle {
        height: 36px;
        min-width: 64px;
        padding: 0 10px;
        gap: 5px;
    }
    
    .language-selector__flag {
        width: 18px;
        height: 18px;
    }
    
    .language-selector__text {
        font-size: 12px;
    }
    
    .language-selector__arrow {
        width: 10px;
        height: 10px;
    }
    
    .language-selector__dropdown {
        min-width: 150px;
        padding: 4px;
    }
    
    .language-selector__option {
        padding: 8px 10px;
        gap: 8px;
    }
    
    .language-selector__option-flag {
        width: 18px;
        height: 18px;
    }
    
    .language-selector__option-text {
        font-size: 13px;
    }
    
    .language-selector__option-check {
        width: 14px;
        height: 14px;
    }
    
    .header__contacts {
        gap: 10px;
    }
}

/* Mobile Menu specific styles */
.mobile-menu .language-selector {
    margin: 0;
}

.mobile-menu .language-selector__toggle {
    width: 100%;
    min-width: auto;
    justify-content: flex-start;
    
}

/* Touch devices - larger tap targets */
@media (hover: none) and (pointer: coarse) {
    .language-selector__toggle {
        min-height: 44px;
        padding: 0 16px;
    }
    
    .language-selector__option {
        min-height: 44px;
        padding: 12px 16px;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

/* Smooth page transition on language change */
body.language-switching {
    opacity: 0.95;
    transition: opacity 0.3s ease;
}

/* Dropdown animation variants */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-12px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slideUp {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(-12px) scale(0.95);
    }
}

.language-selector__dropdown--open {
    animation: slideDown 0.25s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.language-toggle__dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: #FFFFFF;
    border: 2px solid #E5E9F0;
    border-radius: 12px;
    padding: 8px;
    min-width: 120px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.language-toggle--dropdown:hover .language-toggle__dropdown,
.language-toggle--dropdown:focus-within .language-toggle__dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-toggle__dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.language-toggle__dropdown-item:hover {
    background: #F8F9FB;
}

.language-toggle__dropdown-item img {
    width: 20px;
    height: 20px;
    border-radius: 50%;
}

.language-toggle__dropdown-item span {
    font-size: 14px;
    color: #313131;
}

/* ============================================
   ТЕМНАЯ ТЕМА (если понадобится)
   ============================================ */

@media (prefers-color-scheme: dark) {
    .language-toggle {
        background: #2D3748;
        border-color: #4A5568;
    }
    
    .language-toggle:hover {
        background: #3D4858;
        border-color: #5A9AF0;
    }
    
    .language-toggle__text {
        color: #FFFFFF;
    }
}

/* ============================================
   АНИМАЦИИ
   ============================================ */

@keyframes flagRotate {
    0% {
        transform: rotateY(0deg);
    }
    50% {
        transform: rotateY(180deg);
    }
    100% {
        transform: rotateY(360deg);
    }
}

/* Анимация при переключении */
.language-toggle.is-switching .language-toggle__flag {
    animation: flagRotate 0.6s ease;
}

/* Плавное появление кнопки при загрузке */
.language-toggle {
    animation: fadeInScale 0.5s ease 0.3s both;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

/* Высокий контраст */
@media (prefers-contrast: high) {
    .language-toggle {
        border-width: 3px;
        border-color: #000000;
    }
}

/* Уменьшенная анимация */
@media (prefers-reduced-motion: reduce) {
    .language-toggle,
    .language-toggle__flag,
    .language-toggle__text,
    body.language-switching {
        transition: none;
    }
    
    .language-toggle__flag {
        animation: none;
    }
}

/* Touch устройства - увеличенная зона клика */
@media (hover: none) and (pointer: coarse) {
    .language-toggle {
        min-width: 30px;
        min-height: 30px;
        -webkit-tap-highlight-color: transparent;
    }
}