/* footer.css — общий футер. Префикс css_footer_.
   Подключать после colors.css. */

.css_footer {
    margin-top: auto;
    padding: 2.2rem 16px 1.6rem;
    background: var(--c-surface);
    border-top: 1px solid var(--c-border);
    color: var(--c-text);
    font-family: inherit;
    box-sizing: border-box;
}

.css_footer_top {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.css_footer_col {
    min-width: 240px;
    flex: 1;
}

/* главная колонка: телефон, кнопка, соцсети */
.css_footer_phone_large {
    font-size: 1.5rem;
    font-weight: 700;
}

.css_footer_phone_desc {
    margin-top: .3rem;
    font-size: .85rem;
    color: var(--c-text-dim);
}

.css_footer_btn {
    display: inline-block;
    margin-top: 1rem;
    padding: .55rem 1.4rem;
    background: var(--c-accent-dim);
    border: 1px solid var(--c-accent);
    border-radius: var(--radius-sm);
    color: var(--c-accent);
    text-decoration: none;
    font-size: .95rem;
    transition: background .15s, color .15s;
}

.css_footer_btn:hover {
    background: var(--c-accent);
    color: var(--c-bg);
}

.css_footer_email {
    margin-top: .6rem;
    font-size: .88rem;
    color: var(--c-text-dim);
}

.css_footer_socials {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.css_footer_social_link {
    color: var(--c-accent);
    text-decoration: none;
    font-size: .9rem;
    transition: opacity .15s;
}

.css_footer_social_link:hover {
    opacity: .8;
}

/* колонка офисов */
.css_footer_contact_block {
    margin-bottom: 1.2rem;
}

.css_footer_contact_block:last-child {
    margin-bottom: 0;
}

.css_footer_phone {
    font-size: 1.05rem;
    font-weight: 600;
}

.css_footer_address {
    margin-top: .3rem;
    font-size: .85rem;
    line-height: 1.45;
    color: var(--c-text-dim);
}

.css_footer_map_link {
    display: inline-block;
    margin-top: .4rem;
    color: var(--c-accent);
    text-decoration: none;
    font-size: .85rem;
    transition: opacity .15s;
}

.css_footer_map_link:hover {
    opacity: .8;
}

/* нижняя полоса под копирайт */
.css_footer_bottom {
    max-width: 1100px;
    margin: 1.8rem auto 0;
    padding-top: 1rem;
    border-top: 1px solid var(--c-border);
    font-size: .8rem;
    color: var(--c-text-mute);
}

/* на узком экране — колонки друг под другом */
@media (max-width: 700px) {
    .css_footer_top {
        flex-direction: column;
        gap: 1.6rem;
    }
}