.page-header {
    width: 100%;
    background-color: rgba(255, 255, 255, 1);
    box-shadow: 0 0.0625rem 0 0 rgba(13, 13, 13, 1);
}

.header__container {
    display: grid;
    grid-template-columns: auto 1fr auto; /* пример для трёх блоков */
    gap: 0rem;
    width: 100%;
    max-width: 120rem;
    padding: 1.875rem 2.5rem 0rem 2.5rem;
    margin: 0 auto;
    box-sizing: border-box;
}

.header__logo {
    width: 12.6875rem;
    height: 1.125rem;
    flex-shrink: 0;
    object-fit: contain;
    align-self: baseline;
}

.header__navigation-menu {
    margin-left: 4.8125rem;
}

.header__menu-courses {
    font-family: "PTGolos_reg", sans-serif;
    font-size: 1rem;
    font-weight: 400;
    line-height: 115%;
    letter-spacing: -0.04em;
    color: rgba(13, 13, 13, 1);
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
    align-self: baseline;
    display: inline-flex;
}

.header__container .navigation-menu__link {
    border-bottom: 0.1875rem solid rgba(255, 255, 255, 0);
    padding-bottom: 1.6875rem;
}

.header__container .navigation-menu__link:hover {
    border-bottom: 0.1875rem solid #0D0D0D;
}

.header__menu-burger {
    justify-self: flex-end;
    margin-right: 8px;
    display: none;
}


@media screen and (max-width: 1200px) {
    .header__container {
        padding: 1.875rem 1.5rem 1.875rem 1.5rem;
    }


    .header__navigation-menu,
    .header__menu-courses {
        display: none;
    }

    .header__menu-burger {
        display: block;
    }
}

@media screen and (max-width: 768px) {
    .header__container {
        padding: 1.6875rem 1.0625rem 1.6875rem 1.25rem;
    }
}