.footer {
    background: var(--color-footer-bg);
    color: rgba(255, 255, 255, 0.85);
    padding: var(--space-16) 0 var(--space-8);
}

.footer__top {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__desc {
    margin: 20px 0 24px;
    font-size: 15px;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.55);
    max-width: 360px;
}

.footer__columns {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
}

.footer-accordion__title {
    display: block;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-4);
}

.footer-accordion {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer__link {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.65);
    transition: color var(--transition);
}

.footer__link:hover {
    color: var(--color-accent);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    padding-top: 28px;
    flex-wrap: wrap;
}

.footer__copy {
    margin: 0;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.55);
}

.footer__legal {
    display: flex;
    gap: 24px;
}

.footer__legal-link {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.55);
    transition: color var(--transition);
}

.footer__legal-link:hover {
    color: rgba(255, 255, 255, 0.8);
}

.footer__social--bottom {
    display: flex;
}

.footer__brand .footer__social {
    display: none;
}

.social {
    display: flex;
    gap: var(--space-2);
}

.social__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--touch-target);
    height: var(--touch-target);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.7);
    transition: background var(--transition), color var(--transition), transform var(--transition);
}

.social__link:hover {
    background: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-2px);
}

@media (min-width: 769px) {
    .footer__top {
        grid-template-columns: 1.4fr 2fr;
        gap: var(--space-16);
    }

    .footer__columns {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-10) var(--space-8);
    }

    .footer-accordion {
        border-bottom: none;
    }

    .footer-accordion__toggle {
        display: none;
    }

    .footer-accordion__title {
        display: block;
        padding: 0;
        margin-bottom: var(--space-4);
        font-size: 0.875rem;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        cursor: default;
        pointer-events: none;
    }

    .footer-accordion__title::after {
        display: none;
    }

    .footer__brand .footer__social {
        display: flex;
    }

    .footer__social--bottom {
        display: none;
    }

    .footer__bottom {
        flex-direction: row;
        align-items: center;
    }
}

@media (min-width: 1280px) {
    .footer__columns {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .footer-accordion__title {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-4) 0;
        margin-bottom: 0;
        font-size: 1rem;
        text-transform: none;
        letter-spacing: 0;
        cursor: pointer;
        pointer-events: auto;
    }

    .footer-accordion__title::after {
        display: block;
        content: '';
        width: 10px;
        height: 10px;
        border-right: 2px solid rgba(255, 255, 255, 0.4);
        border-bottom: 2px solid rgba(255, 255, 255, 0.4);
        transform: rotate(45deg);
        transition: transform var(--transition);
        flex-shrink: 0;
    }

    .footer-accordion__toggle:checked + .footer-accordion__title::after {
        transform: rotate(-135deg);
    }

    .footer-accordion__toggle:not(:checked) + .footer-accordion__title + .footer__list {
        display: none;
    }

    .footer-accordion__toggle:checked + .footer-accordion__title + .footer__list {
        padding-bottom: var(--space-4);
    }
}

@media (max-width: 480px) {
    .footer {
        padding: var(--space-12) 0 var(--space-6);
    }

    .footer__legal {
        flex-direction: column;
        gap: var(--space-3);
    }
}

@media (prefers-reduced-motion: reduce) {
    .social__link:hover {
        transform: none;
    }
}