/* Стили шапки */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 1000;
    color: #fff;
    padding: 10px 0;
    transition: background 0.3s ease;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Логотип */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: bold;
    color: #fff;
    text-decoration: none;
}

/* Навигация */
.main-nav {
    display: flex;
}

.main-nav ul {
    display: flex;
    gap: 30px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav a {
    color: #fff;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: #1d7a85;
}

/* Бургер */
.burger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    z-index: 1100;
}

.burger span {
    display: block;
    height: 3px;
    width: 100%;
    background: #fff;
    border-radius: 3px;
}

/* Оверлей для шапки */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    z-index: 900;
}

.overlay.active {
    display: block;
}

/* Для мобильных */
@media (max-width: 792px) {
    .main-nav {
        position: fixed;

        display: none;
    }
    .main-nav.open {
        transform: translateX(0);
    }
    .main-nav ul {
        flex-direction: column;
        gap: 20px;
    }
    .burger {
        display: flex;
    }
}