.site-header {
    position: sticky;
    z-index: 900;
    top: 0;

    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--rb-border);

    backdrop-filter: blur(14px);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;

    min-height: 96px;
}

.site-header__brand img {
    display: block;
    height: 72px;
    width: auto;
    max-width: 280px;
}

.site-header__logo {
    display: block;
    max-height: 48px;
    width: auto;
}

.site-header__left,
.site-header__actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.site-header__brand {
    display: flex;
    align-items: center;
    line-height: 1;

    font-size: 23px;
    font-weight: 950;
    letter-spacing: -0.045em;
    color: var(--rb-dark);
}

.site-header__brand span {
    color: var(--rb-primary);
}

.site-header__link {
    font-size: 14px;
    font-weight: 700;
}

.rb-sidebar-toggle {
    display: none;

    width: 42px;
    height: 42px;

    padding: 10px;

    background: transparent;
    border: 1px solid var(--rb-border);
    border-radius: var(--rb-radius-sm);
}

.rb-sidebar-toggle span {
    display: block;

    width: 100%;
    height: 2px;
    margin: 4px 0;

    background: var(--rb-dark);
}

@media (max-width: 1080px) {
    .rb-sidebar-toggle {
        display: block;
    }
}

@media (max-width: 640px) {
    .site-header__link {
        display: none;
    }

    .site-header__actions
    .rb-button {
        display: none;
    }
}