/* Header Styles */
.site-header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-top {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--gray-light);
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.search-btn,
.phone-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gray-light);
    color: var(--primary-blue);
    transition: var(--transition);
}

.search-btn:hover,
.phone-link:hover {
    background: var(--primary-blue);
    color: var(--white);
}

.lang-switch {
    padding: 8px 16px;
    background: var(--primary-blue);
    color: var(--white);
    border-radius: var(--radius-sm);
    font-weight: 500;
}

.lang-switch:hover {
    background: var(--dark-blue);
}

.lang-switch:active {
    transform: scale(0.95);
}

.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
}

.mobile-nav-toggle span {
    width: 100%;
    height: 3px;
    background: var(--primary-blue);
    border-radius: 2px;
    transition: var(--transition);
}

/* Main Navigation */
.main-nav {
    background: var(--white);
}

.main-nav .container {
    display: flex;
    justify-content: center;
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition);
}

.nav-menu > li > a:hover,
.nav-menu > li > a.active {
    color: var(--primary-blue);
}

.has-dropdown > a::after {
    content: '▼';
    font-size: 10px;
    margin-left: 5px;
    vertical-align: middle;
}

/* Dropdown Menu */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: var(--white);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 10;
}

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

.dropdown li {
    border-bottom: 1px solid var(--gray-light);
}

.dropdown li:last-child {
    border-bottom: none;
}

.dropdown a {
    display: block;
    padding: 12px 20px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.dropdown a:hover {
    background: var(--gray-light);
    color: var(--primary-blue);
}