.pg-site-footer {
    background-color: #0b1f3b;
    color: #ffffff;
    padding: 60px 0 30px;
}

.pg-site-footer__container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.pg-site-footer__columns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 50px;
}

.pg-site-footer__title {
    margin: 0 0 20px;
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.3;
}

.pg-site-footer__col a,
.pg-site-footer__col p {
    display: block;
    margin: 0 0 12px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.2s ease;
}

.pg-site-footer__col a:hover {
    color: #d25614;
}

.pg-site-footer__legal {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.pg-site-footer__legal p {
    margin: 0 0 4px;
}

.pg-site-footer__note {
    margin-top: 15px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

.pg-site-footer__studio {
    margin-top: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
}

.pg-site-footer__studio-link {
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.pg-site-footer__studio-link:hover {
    color: rgba(255, 255, 255, 0.9);
}

.pg-site-footer__heart-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    background: transparent;
    padding: 0;
    margin: 0;
    line-height: 0;
    cursor: pointer;
    color: #f87171;
}

.pg-site-footer__heart-btn svg {
    width: 16px;
    height: 16px;
    display: block;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    transform-origin: center;
    transition: transform 0.2s ease, fill 0.2s ease, stroke 0.2s ease;
}

.pg-site-footer__heart-btn:hover svg {
    transform: scale(1.2);
}

.pg-site-footer__heart-btn.is-liked svg {
    fill: #f87171;
    stroke: #f87171;
}

@media (max-width: 900px) {
    .pg-site-footer__columns {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }
}

@media (max-width: 640px) {
    .pg-site-footer {
        padding: 44px 0 24px;
    }

    .pg-site-footer__columns {
        grid-template-columns: 1fr;
        gap: 24px;
        margin-bottom: 36px;
    }

    .pg-site-footer__legal {
        padding-top: 24px;
    }
}