/* ==========================================================================
 * sections/footer.css — 05 / 落款
 * ========================================================================== */

.site-footer {
  padding: 4.5rem 0 3.5rem;
  /* 全面屏手机底部有 home indicator，留出安全区 */
  padding-bottom: calc(3.5rem + env(safe-area-inset-bottom, 0px));
  background: var(--forest-deep);
  color: var(--surface-card);
  position: relative;
  z-index: 2;
}
.footer-inner {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 2.5rem;
  align-items: end;
}
.footer-poetic {
  font-family: var(--font-serif-zh);
  font-size: clamp(1.4rem, 2.3vw, 2rem);
  font-weight: 400;
  line-height: 1.45;
  margin-bottom: 1.5rem;
  color: #F3EFE6;
}
.footer-poetic span {
  display: block;
  font-size: 0.9rem;
  color: rgba(243, 239, 230, 0.6);
  margin-top: 0.4rem;
}
.footer-links-row {
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
}
.footer-links-row a {
  font-family: var(--font-serif-en);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--accent-ochre);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 155, 84, 0.4);
  transition: color 0.3s ease, transform 0.3s var(--ease-out-expo);
  display: inline-block;
}
.footer-meta {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: rgba(243, 239, 230, 0.55);
  line-height: 1.9;
}

@media (hover: hover) and (pointer: fine) {
  .footer-links-row a:hover {
    color: #fff;
    transform: translateY(-2px);
  }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 960px) {
  .footer-inner {
    grid-template-columns: 1fr;
  }
  .footer-meta {
    text-align: left;
  }
}

@media (max-width: 640px) {
  .site-footer {
    padding: 3.25rem 0 2.5rem;
    padding-bottom: calc(2.5rem + env(safe-area-inset-bottom, 0px));
  }
  .footer-inner {
    gap: 1.75rem;
  }
  .footer-poetic {
    font-size: 1.25rem;
    margin-bottom: 1.15rem;
  }
  .footer-links-row {
    gap: 1rem 1.5rem;
  }
  .footer-links-row a {
    font-size: 1.1rem;
  }
  .footer-meta {
    font-size: 0.68rem;
    line-height: 1.8;
  }
}