/*
功能说明：定义 AlpsOptics 主题页脚的排版与对齐样式。
主要职责：控制三栏联系信息、社交图标、隐私链接和底部版权行。
关键依赖：footer.php、assets/css/site.css。
*/

.alpsoptics-footer__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  align-items: start;
}

.alpsoptics-footer .alpsoptics-shell {
  width: min(1080px, calc(100% - 32px));
}

.alpsoptics-footer__column {
  min-width: 0;
}

.alpsoptics-footer__column--support {
  justify-self: center;
  width: fit-content;
  text-align: left;
}

.alpsoptics-footer__column--meta {
  justify-self: end;
  width: 100%;
  display: flex;
  justify-content: flex-end;
}

.alpsoptics-footer__contact-block {
  display: grid;
  gap: 4px;
}

.alpsoptics-footer__column--support .alpsoptics-footer__contact-block {
  justify-items: start;
}

.alpsoptics-footer__label {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #000;
}

.alpsoptics-footer__value,
.alpsoptics-footer__privacy {
  font-size: 0.94rem;
  line-height: 1.58;
  color: #000;
}

.alpsoptics-footer__value {
  display: inline-flex;
  width: fit-content;
}

.alpsoptics-footer__social {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.alpsoptics-footer__social-icon {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(156, 162, 173, 0.28);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.66);
  color: #000;
}

.alpsoptics-footer__social-icon img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.alpsoptics-footer__bottom {
  margin-top: 24px;
  display: flex;
  justify-content: center;
}

.alpsoptics-footer__bottom .alpsoptics-footer__privacy {
  font-size: inherit;
  line-height: inherit;
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.alpsoptics-footer__bottom .alpsoptics-footer__copyright {
  margin: 0;
  display: inline-flex;
  flex-direction: row;
  justify-content: center;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 0.94rem;
  line-height: 1.5;
  text-align: center;
  color: rgba(17, 18, 24, 0.56);
}

@media (max-width: 920px) {
  .alpsoptics-footer__grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .alpsoptics-footer__column--support,
  .alpsoptics-footer__column--meta {
    justify-self: start;
    text-align: left;
  }

  .alpsoptics-footer__column--support .alpsoptics-footer__contact-block {
    justify-items: start;
  }

  .alpsoptics-footer__column--meta {
    justify-content: flex-start;
  }
}