/* =========================================
   デフォルト（PC・タブレット）は非表示
========================================= */
.floating-register-btn {
  display: none;
}

/* =========================================
   スマホ（画面幅1024px以下）のみ表示
========================================= */
@media (max-width: 1024px) {
  .floating-register-btn {
    display: block;
    position: fixed;
    bottom: 30px; 
    right: 15px; 
    width: 130px; 
    z-index: 9999; 
    transition: transform 0.2s ease;
  }

  .floating-register-btn img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0px 4px 6px rgba(0,0,0,0.15)); 
  }


  .floating-register-btn:active {
    transform: scale(0.95);
  }
}