/* ============================================
   首页子组件样式 - 核心服务入口
   ============================================ */
.index-features { padding: var(--space-3xl) 0; }
.index-section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}
.index-section-header h2 {
  font-size: var(--font-2xl);
  margin-bottom: var(--space-sm);
}
.index-section-header p { font-size: var(--font-md); }

.index-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}
.index-feature-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  color: inherit;
  gap: var(--space-sm);
}
.index-feature-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: var(--space-sm);
}
.index-feature-card h3 {
  font-size: var(--font-md);
  font-weight: 700;
  margin: 0;
}
.index-feature-card p {
  font-size: var(--font-sm);
  margin: 0;
  flex: 1;
}
.index-feature-link {
  font-size: var(--font-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-top: var(--space-sm);
  transition: transform var(--transition-fast);
}
.index-feature-card:hover .index-feature-link {
  transform: translateX(4px);
}

@media (max-width: 1024px) {
  .index-features-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .index-features-grid { grid-template-columns: repeat(2, 1fr); }
}