/* Промо-полоска над шапкой (без id/class "banner" — adblock) */

.site-header-stack {
    position: fixed;
    top: env(safe-area-inset-top, 0px);
    left: 0;
    right: 0;
    width: 100%;
    max-width: 2560px;
    margin: 0 auto;
    z-index: 9999;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.site-header-stack > .header {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    width: 100%;
    box-shadow: none !important;
}

.top-course-promo {
    position: relative;
    width: 100%;
    overflow: hidden;
    box-sizing: border-box;
    background-color: #00042b;
}

.top-course-promo__picture {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    margin: 0;
    line-height: 0;
}

.top-course-promo__visual {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    pointer-events: none;
}

.top-course-promo__content {
    position: relative;
    z-index: 1;
    box-sizing: border-box;
    width: 100%;
    max-width: 2560px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    pointer-events: none;
}

.top-course-promo__btn {
    box-sizing: border-box;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50px;
    background-color: #ff8c42;
    font-family: TTFirsNeue-Medium, TTFirsNeue-Regular, sans-serif;
    font-weight: 600;
    line-height: 100%;
    color: #fff;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
    white-space: nowrap;
    flex-shrink: 0;
    pointer-events: auto;
    -webkit-tap-highlight-color: transparent;
    box-shadow: none;
}

.top-course-promo__btn:hover {
    background-color: #ffa866;
    color: #fff;
    text-decoration: none;
}

@media (min-width: 1280px) {
    .top-course-promo,
    .top-course-promo__content {
        height: 64px;
    }

    .top-course-promo__content {
        padding-right: max(55px, env(safe-area-inset-right, 0px));
    }

    .top-course-promo__btn {
        min-width: 140px;
        min-height: 40px;
        padding: 10px 20px;
        border-radius: 43px;
        font-size: 14px;
    }
}

@media (min-width: 769px) and (max-width: 1279px) {
    .top-course-promo,
    .top-course-promo__content {
        height: calc(100vw * 64 / 1724);
        min-height: 48px;
    }

    .top-course-promo__content {
        padding: 0 20px;
    }

    .top-course-promo__btn {
        margin-right: 1.4em;
        padding: 0.9em 1.55em;
        font-size: 1.1vw;
        min-height: 2.5em;
    }
}

@media (max-width: 768px) {
    .top-course-promo,
    .top-course-promo__content {
        height: 40px;
    }

    .top-course-promo__content {
        padding: 0 max(16px, env(safe-area-inset-right, 0px)) 0 max(16px, env(safe-area-inset-left, 0px));
    }

    .top-course-promo__btn {
        min-width: 82px;
        min-height: 24px;
        padding: 6px 12px;
        border-radius: 50px;
        font-size: 9px;
        font-weight: 500;
    }

    .top-course-promo__btn:hover {
        background-color: #ffa866;
    }
}