/* ===== Hero ===== */
.hero {
  background: linear-gradient(135deg, #f3ecff, #faf7ff);
  border-radius: 18px;
  padding: 56px 40px;
  margin: 32px 0 48px;
  text-align: center;
}

.hero h1 {
  font-size: 2.1rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
}

.hero-sub {
  font-size: 1rem;
  color: #555;
  line-height: 1.8;
}

/* 深色模式适配 */
[data-md-color-scheme="slate"] .hero {
  background: linear-gradient(135deg, #2a2438, #1f1b2e);
}

[data-md-color-scheme="slate"] .hero-sub {
  color: #bbb;
}

/* ===== Cards ===== */
.md-typeset .grid.cards > ul {
  gap: 1.4rem;
}

.md-typeset .grid.cards > ul > li {
  border-radius: 16px;
  padding: 1.4rem 1.5rem 1.6rem;
  background: var(--md-default-bg-color);
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.06);
}

/* ===== Card Buttons ===== */
.md-typeset .card-btn {
  display: inline-block;
  margin-top: 0.8rem;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;

  color: var(--md-primary-fg-color);
  border: 1px solid var(--md-primary-fg-color);
  transition: all 0.2s ease;
}

.md-typeset .card-btn:hover {
  background: var(--md-primary-fg-color);
  color: #fff;
}

/* Primary button (官方联系) */
.md-typeset .card-btn.primary {
  background: var(--md-primary-fg-color);
  color: #fff;
  border: none;
}

.md-typeset .card-btn.primary:hover {
  opacity: 0.9;
}

/* Two buttons in a card */
.md-typeset .btn-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 0.8rem;
}

.md-typeset .btn-row .card-btn {
  margin-top: 0; /* 覆盖单按钮的 margin-top，避免跳动 */
}

/* Card action area */
.md-typeset .card-actions {
  display: flex;
  gap: 0.6rem;
  justify-content: flex-start;
  margin-top: 1rem;
}

/* Ensure buttons stay inside cards */
.md-typeset .card-actions .card-btn {
  margin: 0;
}