.presave-menu {
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 100;
    font-family: 'Cabal', sans-serif;
}

.presave-menu__toggle {
    position: relative;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    background: rgba(18, 22, 30, 0.92);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(8px);
    cursor: pointer;
    transform: rotate(0deg);
    transition:
        transform 0.7s cubic-bezier(0.34, 1.2, 0.64, 1),
        border-color 0.25s ease,
        background 0.25s ease,
        box-shadow 0.25s ease;
}

.presave-menu__toggle:hover {
    border-color: rgba(0, 255, 231, 0.35);
    background: rgba(24, 30, 40, 0.96);
}

.presave-menu.is-open .presave-menu__toggle {
    transform: rotate(360deg);
    border-color: rgba(0, 255, 231, 0.45);
    box-shadow: 0 10px 28px rgba(0, 255, 231, 0.12);
}

.presave-menu__icon {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 18px;
    height: 18px;
}

.presave-menu__icon span {
    display: block;
    height: 2px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    transform-origin: center;
    transition: transform 0.45s cubic-bezier(0.34, 1.2, 0.64, 1), opacity 0.3s ease;
}

.presave-menu__panel {
    position: absolute;
    top: 0;
    left: 0;
    min-width: 190px;
    padding: 54px 0 8px;
    pointer-events: none;
}

.presave-menu__link {
    display: block;
    margin: 0 0 6px;
    padding: 10px 14px;
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.88);
    text-decoration: none;
    font-size: 0.95em;
    font-weight: bold;
    letter-spacing: 0.06em;
    white-space: nowrap;
    opacity: 0;
    transform: translate(10px, 18px) scale(0.45);
    transform-origin: top left;
    transition:
        opacity 0.45s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.55s cubic-bezier(0.34, 1.2, 0.64, 1),
        background 0.18s ease,
        color 0.18s ease;
    pointer-events: none;
}

.presave-menu__link--brand {
    color: #00ffe7;
}

.presave-menu__link:hover {
    background: rgba(0, 255, 231, 0.1);
    color: #fff;
}

.presave-menu.is-open .presave-menu__panel {
    pointer-events: auto;
}

.presave-menu.is-open .presave-menu__link {
    opacity: 1;
    transform: translate(0, 0) scale(1);
    pointer-events: auto;
}

.presave-menu.is-open .presave-menu__link:nth-child(1) { transition-delay: 0.08s; }
.presave-menu.is-open .presave-menu__link:nth-child(2) { transition-delay: 0.13s; }
.presave-menu.is-open .presave-menu__link:nth-child(3) { transition-delay: 0.18s; }
.presave-menu.is-open .presave-menu__link:nth-child(4) { transition-delay: 0.23s; }
.presave-menu.is-open .presave-menu__link:nth-child(5) { transition-delay: 0.28s; }
.presave-menu.is-open .presave-menu__link:nth-child(6) { transition-delay: 0.33s; }

.presave-menu:not(.is-open) .presave-menu__link:nth-child(1) { transition-delay: 0.2s; }
.presave-menu:not(.is-open) .presave-menu__link:nth-child(2) { transition-delay: 0.16s; }
.presave-menu:not(.is-open) .presave-menu__link:nth-child(3) { transition-delay: 0.12s; }
.presave-menu:not(.is-open) .presave-menu__link:nth-child(4) { transition-delay: 0.08s; }
.presave-menu:not(.is-open) .presave-menu__link:nth-child(5) { transition-delay: 0.04s; }
.presave-menu:not(.is-open) .presave-menu__link:nth-child(6) { transition-delay: 0s; }

@media (max-width: 480px) {
    .presave-menu {
        top: 12px;
        left: 12px;
    }

    .presave-menu__toggle {
        width: 42px;
        height: 42px;
    }

    .presave-menu__link {
        font-size: 0.9em;
        padding: 9px 12px;
    }
}