.site-float-nav {
    position: fixed;
    right: 0;
    top: 50%;
    z-index: 45;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transform: translateY(-50%);
    padding-right: 0;
}

.site-float-nav__btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 3.25rem;
    padding: 0.55rem 0.45rem 0.5rem;
    border: 1px solid #fecaca;
    border-right: none;
    border-radius: 12px 0 0 12px;
    background: linear-gradient(135deg, #fff 0%, #fff5f5 100%);
    color: #991b1b;
    text-decoration: none;
    box-shadow: -4px 4px 18px rgb(186 27 29 / 0.14);
    transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.site-float-nav__btn:hover {
    transform: translateX(-2px);
    box-shadow: -6px 6px 22px rgb(186 27 29 / 0.2);
    color: #7f1d1d;
}

.site-float-nav__btn--prediction {
    border-color: #fdba74;
    background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
    color: #9a3412;
}

.site-float-nav__btn--prediction:hover {
    color: #7c2d12;
}

.site-float-nav__icon {
    font-size: 1.125rem;
    line-height: 1;
}

.site-float-nav__label {
    margin-top: 0.2rem;
    font-size: 0.6875rem;
    font-weight: 800;
    line-height: 1.2;
    white-space: nowrap;
}

.site-float-nav__sub {
    margin-top: 0.1rem;
    font-size: 0.5625rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
    opacity: 0.85;
}

@media (min-width: 640px) {
    .site-float-nav__btn {
        min-width: 3.75rem;
        padding: 0.65rem 0.55rem 0.6rem;
    }

    .site-float-nav__label {
        font-size: 0.75rem;
    }

    .site-float-nav__sub {
        font-size: 0.625rem;
    }
}

@media (max-width: 768px) {
    .site-float-nav {
        right: 0;
    }

    .site-float-nav__btn {
        min-width: 2.85rem;
        padding: 0.45rem 0.35rem 0.4rem;
        border-radius: 10px 0 0 10px;
    }

    .site-float-nav__icon {
        font-size: 1rem;
    }

    .site-float-nav__label {
        font-size: 0.625rem;
    }

    .site-float-nav__sub {
        display: none;
    }
}