.header__info__left__routing {
    display: flex;
    gap: 20px;
    justify-content: space-between;
    white-space: nowrap;
}
.header__info__left__routing li a {
    color: #717171;
}
.header__info__left__routing li a:hover {
    *text-decoration: underline;
}
.header__info__left__routing {
    position: relative;
}

.header__info__left__routing li {
    position: relative;
}

.header__info__left__routing .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: #212529;
    padding: 10px 0;
    list-style: none;
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.1);
    z-index: 1000;
}

.header__info__left__routing .sub-menu li a {
    display: block;
    padding: 10px 20px;
    color: #fff;
    white-space: nowrap;
}

.header__info__left__routing .sub-menu li a:hover {
    color: #a03eff;
}

.header__info__left__routing .has-sub:hover > .sub-menu {
    display: block;
}

.header__info__left__routing li a.selected {
    font-weight: bold;
    color: #007BFF;
}

.header__info__left__routing .nav-arrow {
    width: 10px;
    height: 10px;
    margin-left: 6px;
    vertical-align: middle;
    transform: rotate(90deg); /* изначально вправо → повернуть вниз */
    filter: brightness(0) invert(1); /* делает иконку белой */
    transition: transform 0.2s ease;
}

/* Можно добавить поворот вверх при ховере, если нужно */
.header__info__left__routing .has-sub:hover .nav-arrow {
    transform: rotate(-90deg); /* вверх */
}