/* CTAボタン */
.cta-button {
  text-align: center;
  margin: 25px 0;
}

.cta-button a {
  display: inline-block;
  padding: 14px 28px;
  font-size: 16px;
  font-weight: bold;
  color: #fff;
  background: linear-gradient(135deg, #6ec1ff, #3a8bfd);
  border-radius: 8px;
  text-decoration: none;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  transition: all 0.2s ease;
}

/* ホバー時 */
.cta-button a:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2);
  background: linear-gradient(135deg, #5ab0ff, #2f78e0);
}

/* 押したとき */
.cta-button a:active {
  transform: translateY(0);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
}