/* ==========================================
   HEADER
========================================== */

.site-header {
    background: #ffffff;
    border-bottom: 1px solid var(--color-border);
}

/* ---------- Верхняя часть ---------- */

.header-top {
    padding: 10px 0;
}

.site-branding {
    display: flex;
    align-items: center;
    gap: 28px;
}

/* ---------- Логотип ---------- */

.site-logo {
    width: 155px;
    min-width: 155px;
}

.site-logo img,
.custom-logo {
    display: block;
    width: 155px;
    height: auto;
}

/* Если логотип ещё не загружен */

.site-logo:empty::before {
    content: "";
    display: block;
    width: 100px;
    height: 100px;
    border: 2px dashed #cfd8e3;
    border-radius: 10px;
    background: #f7f9fc;
}

/* ---------- Текст ---------- */

.branding-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    min-height: 100px;
}

.site-title {
    margin: 0;
    font-size: clamp(24px, 2vw, 34px);
    font-weight: 700;
    line-height: 1.35;
    color: var(--color-primary-dark);
}


/* ---------- Нижняя часть ---------- */

.header-bottom {
    border-top: 1px solid var(--color-border);
    background: #ffffff;
}

.site-description {
    margin-top: 10px;
    margin-bottom: 0;

    font-size: 20px;
    font-weight: 700;
    line-height: 1.35;

    color: var(--color-primary-dark);
}

/* ==========================================
   Шапка — небольшие экраны
========================================== */

@media (max-width: 600px) {

    .site-logo img,
    .custom-logo {

        width: 120px;

    }

    .site-title {

        font-size: 30px;

        line-height: 1.25;

    }

    .site-description {

        margin-top: 8px;

        font-size: 17px;

        line-height: 1.35;

    }

}

/* ==========================================
   Телефоны
========================================== */

@media (max-width: 480px) {
    
    .header-top {

    padding: 16px 0;

}

    .site-branding {

        flex-direction: column;

        align-items: center;

        gap: 16px;

        text-align: center;

    }

    .branding-text {

        align-items: center;

        min-height: auto;

    }

    .site-logo,
    .site-logo img,
    .custom-logo {

        width: 110px;

        min-width: 110px;

    }

    .site-title {

        font-size: 28px;

        line-height: 1.2;

    }

    .site-description {

        margin-top: 6px;

        font-size: 16px;

        line-height: 1.35;

    }

}