/* ============================================
   FLOATING CTA
   ============================================ */

.floating-cta {
  position: fixed;
  bottom: 36px;
  right: 36px;
  z-index: 900;
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.floating-cta.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-cta.is-hidden {
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
}

.floating-cta__btn {
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(
    135deg,
    #1A3A2A 0%,
    #2d5c42 40%,
    #C8922A 100%
  );
  background-size: 200% 200%;
  background-position: 0% 50%;
  color: #fff;
  text-decoration: none;
  padding: 18px 32px;
  border-radius: 100px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  box-shadow:
    0 8px 32px rgba(26, 58, 42, 0.4),
    0 4px 12px rgba(200, 146, 42, 0.3);
  transition:
    background-position 0.5s ease,
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.floating-cta__btn:hover {
  background-position: 100% 50%;
  transform: translateY(-3px);
  box-shadow:
    0 16px 48px rgba(26, 58, 42, 0.45),
    0 8px 24px rgba(200, 146, 42, 0.4);
}

.floating-cta__icon {
  font-size: 1.1rem;
  transition: transform 0.25s ease;
}

.floating-cta__btn:hover .floating-cta__icon {
  transform: translateX(4px);
}

/* スマホ */
@media (max-width: 767px) {
  .floating-cta {
    bottom: 20px;
    right: 16px;
    left: 16px;
  }

  .floating-cta__btn {
    width: 100%;
    justify-content: center;
    padding: 16px 24px;
    font-size: 0.95rem;
    box-shadow:
      0 6px 24px rgba(26, 58, 42, 0.4),
      0 4px 12px rgba(200, 146, 42, 0.3);
  }
}