/* Compact copyright footer */
.md-footer-meta__inner {
  padding: 0.2rem 0.8rem;
  font-size: 0.65rem;
}

/* 首页卡片布局 */
@media screen and (min-width: 960px) {
  .grid.cards.col-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 首页 hero 区：钩子句放大，定位段降一级，建立视觉层级 */
.phi-hero > p:first-child {
  font-size: clamp(1.18rem, 2.8vw, 1.4rem);
  line-height: 1.35;
  margin-bottom: 0.8em;
}

.phi-hero > p:nth-child(2) {
  font-size: 1.05rem;
  color: var(--md-default-fg-color--light);
  max-width: 46rem;
}

/* 单列竖排：叙事型卡片，保留呼吸感与节奏 */
.grid.cards.col-1 {
  grid-template-columns: 1fr;
}

@media screen and (min-width: 960px) {
  .grid.cards.col-1 > * {
    max-width: 46rem;
  }
}