/* ==================================================
   ОСНОВНОЕ МЕНЮ
================================================== */

.menu {
    display: flex;
    align-items: center;
    justify-content: flex-end;

    gap: 30px;
}


/* ==================================================
   МОБИЛЬНАЯ КНОПКА
================================================== */

.menu-mobile-toggle {
    display: none;

    width: 44px;
    height: 44px;
    min-height: 0;

    padding: 10px;

    align-items: center;
    justify-content: center;
    flex-direction: column;

    gap: 5px;

    color: #454b57;
    background: #ffffff;

    border: 1px solid var(--color-border);
    border-radius: 8px;

    box-shadow: none;

    cursor: pointer;
}

.menu-mobile-toggle span {
    display: block;

    width: 21px;
    height: 2px;

    flex: 0 0 2px;

    background: currentColor;

    border-radius: 2px;

    transition:
        transform 0.2s ease,
        opacity 0.2s ease;
}

.menu-mobile-toggle:hover {
    color: var(--color-accent);
    background: #ffffff;

    box-shadow: none;
    transform: none;
}


/* ==================================================
   БУРГЕР -> КРЕСТИК
================================================== */

.menu-mobile-toggle.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-mobile-toggle.is-open span:nth-child(2) {
    opacity: 0;
}

.menu-mobile-toggle.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}


/* ==================================================
   ПУНКТ МЕНЮ
================================================== */

.menu__item {
    position: relative;
}


/* ==================================================
   ССЫЛКИ И КНОПКИ
================================================== */

.menu__link {
    display: inline-flex;
    align-items: center;

    gap: 7px;

    padding: 8px 0;

    color: #454b57;
    background: transparent;

    border: 0;
    border-radius: 0;

    font-size: 17px;
    font-weight: 600;
    line-height: 1.2;

    white-space: nowrap;

    cursor: pointer;

    transition: color var(--transition);
}

button.menu__link {
    appearance: none;

    min-height: 0;

    padding: 8px 0;

    color: #454b57;
    background: transparent;

    border: 0;
    border-radius: 0;

    box-shadow: none;

    font-family: inherit;
    font-size: 17px;
    font-weight: 600;
    line-height: 1.2;

    transform: none;
}

button.menu__link:hover,
button.menu__link:active,
button.menu__link:focus {
    color: var(--color-accent);
    background: transparent;

    box-shadow: none;
    transform: none;
}

.menu__link:hover,
.menu__item.is-open > .menu__link {
    color: var(--color-accent);
    background: transparent;

    text-decoration: none;
}

.menu__link.current {
    color: var(--color-accent);
    background: transparent;

    box-shadow: none;
}


/* ==================================================
   СТРЕЛКА
================================================== */

.menu__toggle {
    user-select: none;
}

.menu__arrow {
    width: 7px;
    height: 7px;

    flex: 0 0 7px;

    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;

    transform:
        translateY(-2px)
        rotate(45deg);

    transition: transform var(--transition);
}

.menu__item.is-open .menu__arrow {
    transform:
        translateY(2px)
        rotate(225deg);
}


/* ==================================================
   ВЫПАДАЮЩЕЕ МЕНЮ
================================================== */

.menu__dropdown {
    position: absolute;

    top: calc(100% + 14px);
    left: -18px;

    z-index: 1000;

    width: 340px;
    max-height: min(70vh, 620px);

    padding: 10px;

    overflow-y: auto;
    overflow-x: hidden;

    overscroll-behavior: contain;

    visibility: hidden;
    opacity: 0;
    pointer-events: none;

    background: rgba(255, 255, 255, 0.98);

    border: 1px solid var(--color-border);
    border-radius: 14px;

    box-shadow:
        0 18px 48px rgba(20, 25, 38, 0.16);

    transform: translateY(-8px);

    transition:
        opacity 0.2s ease,
        visibility 0.2s ease,
        transform 0.2s ease;

    scrollbar-width: thin;
    scrollbar-color: #b8c1dd transparent;
}

.menu__item.is-open .menu__dropdown {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;

    transform: translateY(0);
}


/* ==================================================
   SCROLLBAR
================================================== */

.menu__dropdown::-webkit-scrollbar {
    width: 8px;
}

.menu__dropdown::-webkit-scrollbar-track {
    background: transparent;
}

.menu__dropdown::-webkit-scrollbar-thumb {
    background: #c4cbe0;

    border-radius: 999px;
}

.menu__dropdown::-webkit-scrollbar-thumb:hover {
    background: #aeb8d4;
}


/* ==================================================
   СТРЕЛОЧКА ВЫПАДАЮЩЕГО БЛОКА
================================================== */

.menu__dropdown::before {
    content: "";

    position: absolute;

    top: -7px;
    left: 32px;

    width: 14px;
    height: 14px;

    background: #ffffff;

    border-top: 1px solid var(--color-border);
    border-left: 1px solid var(--color-border);

    transform: rotate(45deg);
}


/* ==================================================
   ССЫЛКИ ВЫПАДАЮЩЕГО МЕНЮ
================================================== */

.menu__dropdown a {
    position: relative;
    z-index: 1;

    display: block;

    padding: 11px 13px;

    color: #3b404b;
    background: transparent;

    border-radius: 8px;

    font-size: 14px;
    font-weight: 500;
    line-height: 1.45;

    white-space: normal;
    overflow-wrap: anywhere;

    transition:
        color var(--transition),
        background var(--transition);
}

.menu__dropdown a:hover {
    color: var(--color-accent);
    background: var(--color-accent-soft);

    text-decoration: none;
}

.menu__dropdown a.current {
    color: var(--color-accent);
    background: transparent;
}


/* ==================================================
   РАЗДЕЛИТЕЛЬ
================================================== */

.menu__dropdown hr {
    margin: 8px 0;

    border: 0;
    border-top: 1px solid var(--color-border);
}


/* ==================================================
   МОБИЛЬНАЯ ВЕРСИЯ
================================================== */

@media (max-width: 820px) {

    .menu-mobile-toggle {
        display: flex;
    }


    /* Главное меню */

    .menu {
        position: absolute;

        top: calc(100% + 1px);
        left: 0;
        right: 0;

        z-index: 1200;

        display: none;

        width: 100%;

        padding: 12px 20px 18px;

        background: #ffffff;

        border-bottom: 1px solid var(--color-border);

        box-shadow:
            0 16px 30px rgba(20, 25, 38, 0.12);

        flex-direction: column;
        align-items: stretch;

        gap: 0;
    }

    .menu.is-open {
        display: flex;
    }


    /* Основные пункты */

    .menu > .menu__link,
    .menu__item > .menu__link {
        width: 100%;

        display: flex;
        align-items: center;
        justify-content: space-between;

        padding: 13px 4px;

        font-size: 16px;

        border-bottom: 1px solid #eef0f4;
    }

    .menu > .menu__link:last-child {
        border-bottom: 0;
    }

    button.menu__link {
        width: 100%;

        padding: 13px 4px;

        font-size: 16px;
    }


    /* Выпадающее меню */

    .menu__dropdown {
        position: static;

        width: 100%;
        max-height: none;

        display: none;

        padding: 4px 0 8px 14px;

        overflow: visible;

        visibility: visible;
        opacity: 1;
        pointer-events: auto;

        background: #f7f8fa;

        border: 0;
        border-radius: 8px;

        box-shadow: none;

        transform: none;

        transition: none;
    }

    .menu__item.is-open .menu__dropdown {
        display: block;

        visibility: visible;
        opacity: 1;

        transform: none;
    }

    .menu__dropdown::before {
        display: none;
    }

    .menu__dropdown a {
        padding: 10px 12px;

        font-size: 14px;
    }

}


/* ==================================================
   МАЛЕНЬКИЙ ТЕЛЕФОН
================================================== */

@media (max-width: 480px) {

    .menu {
        padding-left: 16px;
        padding-right: 16px;
    }

    .menu-mobile-toggle {
        width: 42px;
        height: 42px;
    }

}