/* style.css */
body {
  background-color: #fff8f0;
}
.hero {
  background-image: url('onsen-main.jpg');
  height: 90vh;
  background-size: cover;
}

.manner-item img {
  max-width: 100%;
  height: auto;
}

/* ローディング画面全体 */
#loading {
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #fff8f0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 2000; /* 最前面に表示 */
  transition: opacity 0.5s ease;
}

/* スピナーアニメーション */
.spinner {
  border: 6px solid #f3f3f3;
  border-top: 6px solid #6fb3c4;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* 非表示用クラス */
#loading.hidden {
  opacity: 0;
  pointer-events: none;
}





.about-slideshow {
  position: relative;
  width: 100%;
  max-width: 800px; /* セクション内で収まるサイズ */
  height: 400px;
  margin: 2rem auto; /* セクション内で中央に配置 */
  overflow: hidden;
  border-radius: 8px;
}

.about-slideshow img {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.about-slideshow img.active {
  opacity: 1;
}

#about {
  position: relative;
  padding: 4rem 2rem;
  background-color: #fff8f0; /* セクション全体の色 */
}

.about-highlight {
  background-color: rgba(111, 179, 196, 0.2); /* 薄い色 */
  padding: 1rem;
  border-radius: 8px;
  margin-top: 1.5rem;
}

#about::after {
  content: '';
  display: block;
  height: 30px;
  background: linear-gradient(to bottom, rgba(111,179,196,0.2), transparent);
}

.manner-item p .icon {
  width: 20px;
  height: 20px;
  vertical-align: middle;
  margin-right: 0.3rem;
}

.manner-item {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15); /* 影を少し濃く */
  overflow: hidden;
  text-align: center;
  transition: transform 0.3s ease;
}

.manner-item:hover {
  transform: translateY(-5px);
}

.manner-item p span.cn {
  display: block;
  font-size: 0.9rem;
  color: #6fb3c4;
  margin-top: 0.3rem;
}

#manner h2 {
  text-align: center;
  font-size: 2rem;
  color: #6fb3c4;
  border-bottom: 3px solid #6fb3c4;
  display: inline-block;
  padding-bottom: 0.5rem;
  margin-bottom: 3rem;
}

#manner {
  padding: 4rem 2rem;
  background: linear-gradient(to bottom, #fff8f0, #e0f7fa);
}

/* 共通のセクション見出しスタイル */
section h2 {
  text-align: center;
  font-size: 2rem;
  color: #6fb3c4;              /* 温泉カラーで統一 */
  border-bottom: 3px solid #6fb3c4; /* 下線で強調 */
  display: inline-block;
  padding-bottom: 0.5rem;
  margin-bottom: 3rem;
}

@media (max-width: 768px) {
  .manner-list {
    grid-template-columns: 1fr; /* 1列表示に切り替え */
    gap: 1.5rem;
  }
}

.manner-item {
  border-radius: 16px; 
  box-shadow: 0 6px 12px rgba(0,0,0,0.1);
}
.about-slideshow {
  border-radius: 16px;
}

.manner-item:hover {
  transform: translateY(-5px) scale(1.03);
  transition: transform 0.3s ease;
}


body {
  background-color: #fffaf0; /* ほんのりピンクがかった背景 */
}

.manner-item {
  background-color: #fffdf6; /* ほわっと明るい色 */
}

.about-slideshow {
  position: relative;
  width: 100%;
  max-width: 800px;
  height: 400px;
  margin: 2rem auto;
  overflow: hidden;
  border-radius: 16px;
}

.about-slideshow img {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.about-slideshow img.active {
  opacity: 1;
}

/* 共通の泡/星スタイル */
.bubble {
  position: absolute;
  bottom: 0;
  width: 15px;
  height: 15px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 50%; /* 丸に */
  animation: rise 3s linear infinite;
  pointer-events: none;
}

/* 個別にサイズ・位置・速度を変える */
.bubble1 { left: 10%; width: 8px; height: 8px; animation-duration: 4s; }
.bubble2 { left: 30%; width: 12px; height: 12px; animation-duration: 5s; }
.bubble3 { left: 50%; width: 10px; height: 10px; animation-duration: 3.5s; }
.bubble4 { left: 70%; width: 6px; height: 6px; animation-duration: 4.5s; }
.bubble5 { left: 85%; width: 14px; height: 14px; animation-duration: 6s; }

/* 上に浮かぶアニメーション */
@keyframes rise {
  0% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
  50% {
    transform: translateY(-50px) scale(1.2);
    opacity: 0.8;
  }
  100% {
    transform: translateY(-150px) scale(0.8);
    opacity: 0;
  }
}

.manner-item:hover {
  transform: translateY(-5px) rotate(-1deg);
  transition: transform 0.3s ease;
}

.btn:hover {
  box-shadow: 0 0 15px rgba(111,179,196,0.5);
  transform: scale(1.05);
}

body {
  background: linear-gradient(120deg, #fff8f0, #e0f7fa);
}