/* 首页（index.html）特有样式 */
.home-hero {
  position: relative;
  padding: 100px var(--space-6) 80px;
  text-align: center;
  max-width: 1280px;
  margin: 0 auto;
  z-index: 1;
}
.home-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 7vw, 84px);
  font-weight: 900;
  letter-spacing: 1px;
  line-height: 1.05;
  margin-bottom: var(--space-5);
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 8px 32px rgba(72, 230, 199, .35));
}
.home-hero p.lead {
  font-size: clamp(15px, 1.6vw, 20px);
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto var(--space-10);
  line-height: 1.6;
}
.home-hero-actions {
  display: inline-flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
}

.home-features {
  padding: 60px var(--space-6) 80px;
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.home-feature {
  padding: var(--space-6);
  background: var(--bg-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--dur-base) var(--ease-out);
}
.home-feature:hover {
  border-color: var(--border-emphasis);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}
.home-feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 22px;
  filter: drop-shadow(0 8px 20px rgba(72, 230, 199, .35));
}
.home-feature h3 {
  font-family: var(--font-display);
  font-size: 17px;
  margin-bottom: var(--space-2);
  letter-spacing: .04em;
}
.home-feature p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

@media (max-width: 640px) {
  .home-hero { padding: 60px var(--space-4) 40px; }
  .home-features { padding: 40px var(--space-4) 60px; }
}