/* ============================================================
   Puchuan — section-cta-banner.css
   CTA 横幅：渐变背景 + 光晕装饰 + 白色按钮
   ============================================================ */

#block-cta {
  margin: 0 auto;
  max-width: var(--page-width);
  padding: 1rem 1rem 2rem;
}

.cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: 1.5rem;
  padding: 3.5rem 2rem;
  text-align: center;
  background-image: var(--gradient-primary);
  box-shadow: var(--shadow-glow-primary-lg);
}

.cta-glow {
  pointer-events: none;
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 120% at 15% 0%, rgba(255, 255, 255, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 110% at 90% 100%, rgba(34, 211, 238, 0.25), transparent 55%);
}

.cta-inner {
  position: relative;
}

.cta-title {
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: #ffffff;
}

.cta-subtitle {
  margin: 1rem auto 0;
  max-width: 42rem;
  color: rgba(255, 255, 255, 0.85);
}

.cta-button {
  margin-top: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2.5rem;
  border-radius: 999px;
  background-color: #ffffff;
  color: var(--color-primary-700);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
  transform: translateY(-0.125rem);
  box-shadow: var(--shadow-xl);
}

.cta-button svg {
  width: 1rem;
  height: 1rem;
}

@media (min-width: 1024px) {
  #block-cta {
    padding-left: 3rem;
    padding-right: 3rem;
  }

  .cta-banner {
    padding: 5rem 4rem;
  }

  .cta-title {
    font-size: 2.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cta-button {
    transition: none;
  }
}