/* Floating Button Component */
.floating-button {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 52px;
  height: 52px;
  border-radius: 1000px;
  background-color: #0159fd;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 999;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease, box-shadow 0.2s ease, opacity 0.3s ease, visibility 0.3s ease;
  border: none;
  padding: 0;
  opacity: 0;
  visibility: hidden;
}

.floating-button--visible {
  opacity: 1;
  visibility: visible;
}

.floating-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.floating-button:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.floating-button__icon {
  width: 24px;
  height: 24px;
  display: block;
  object-fit: contain;
}

/* 데스크탑 반응형 (768px ~ 1920px) */
@media screen and (min-width: 768px) {
  .floating-button {
    width: clamp(20.8px, 2.71vw, 52px); /* 52px @1920px */
    height: clamp(20.8px, 2.71vw, 52px); /* 52px @1920px */
    bottom: clamp(16px, 2.08vw, 40px); /* 40px @1920px */
    right: clamp(16px, 2.08vw, 40px); /* 40px @1920px */
  }

  .floating-button__icon {
    width: clamp(9.6px, 1.25vw, 24px); /* 24px @1920px */
    height: clamp(9.6px, 1.25vw, 24px); /* 24px @1920px */
  }
}

/* 1920px 이상: 중앙 고정 레이아웃 기준 */
@media screen and (min-width: 1920px) {
  .floating-button {
    width: 52px;
    height: 52px;
    bottom: 40px;
    /* 1920px 컨테이너 기준 오른쪽 40px 위치 */
    right: calc((100vw - 1920px) / 2 + 40px);
  }

  .floating-button__icon {
    width: 24px;
    height: 24px;
  }
}