/* ===== 页脚 ===== */
.footer {
  background: #070B14;
  border-top: 1px solid var(--color-border-dim);
  padding: 64px 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--color-border-dim);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-size: 18px;
  font-weight: 700;
}

.footer__brand-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.8;
  max-width: 280px;
}

.footer__nav h5 {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.footer__nav ul { display: flex; flex-direction: column; gap: 10px; }
.footer__nav li,
.footer__nav a {
  font-size: 13px;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.footer__nav a:hover { color: var(--color-text); }

.footer__bottom {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 22px;
  padding: 20px 0;
  font-size: 12px;
  text-align: center;
  color: var(--color-text-muted);
}

.footer__bottom > p {
  display: inline-flex;
  align-items: center;
  min-height: 18px;
  margin: 0;
  line-height: 18px;
}

.footer__bottom a { transition: color var(--transition); }
.footer__bottom a:hover { color: var(--color-text); }

.footer__police-filing {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  line-height: 18px;
}

.footer__police-icon {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  background: url("https://www.beian.gov.cn/img/new/gongan.png") center / contain no-repeat;
}