header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    box-shadow: 0 1px 4px hsl(0 4% 15% / 10%);
    z-index: 1000;
}

.head-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 2rem;
    background: var(--gradient);
    color: var(--white);
}

.head-logo {
    width: 10%;
    height: auto;
}

.head-links {
    display: flex;
}

.head-links ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.head-links a {
    text-decoration: none;
    color: var(--white);
    font-size: 1rem;
    transition: color 0.3s ease;
}

.head-links a:hover {
    color: var(--black); 
}

.head-links a.active {
    color: var(--black); 
}

@media (max-width: 768px) {
    .head-links {
        display: flex; 
        flex-direction: column; 
        position: absolute; 
        top: 100%; 
        left: 0; 
        width: 100%; 
        background: var(--gradient); 
        padding: 1rem 0; 
        z-index: 999; 
        opacity: 0; 
        transform: translateY(-10px); 
        visibility: hidden; 
        transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out; 
    }

    .head-links ul {
        flex-direction: column;
        gap: 1rem;
        padding: 0;
        margin: 0;
        width: 100%;
        text-align: center;
    }

    .head-links ul li {
        width: 100%;
    }

    .head-links ul li a {
        display: block;
        padding: 0.8rem;
        width: 100%;
    }

    .head-links.active {
        opacity: 1;
        transform: translateY(0);
        visibility: visible;
    }

    .menu-toggle {
        display: block;
    }
}

.topbar {
    width: 100%;
    background: var(--black);
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 0 20px;
    position: relative;
    z-index: 999;
}

.lang-dropdown {
    background: var(--black);
    color: var(--white);
    border: none;
    padding: 4px 10px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lang-dropdown:hover {
    background: var(--black);
}

@media (max-width: 768px) {
    .lang-dropdown {
        font-size: 12px;
        padding: 3px 8px;
    }
}