/* 基本設定とリセット */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Noto Sans JP', 'Helvetica Neue', 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: #2d3748;
  background-color: #ffffff;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* スムーススクロール */
html {
  scroll-behavior: smooth;
}
.site-branding {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 0;
  background-color: #f5f5f5;
}

.site-logo {
  height: 40px;
  width: auto;
}

.site-tagline {
  font-size: 16px;
  font-weight: 500;
  color: #333;
}

/* =========================
   Hero Section
   ========================= */

.hero {
  position: relative;
  color: #fff;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(135deg, #5429b1, #7a39c0);
  padding: 100px 20px 60px;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 118, 117, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(120, 219, 226, 0.2) 0%, transparent 50%);
  animation: backgroundMove 20s ease-in-out infinite;
}

/* コンテンツを最前面に */
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

/* バッジ */
.hero-badge {
  display: inline-flex;
  align-items: center;
  background-color: #ffffff;
  color: #4a6cf7;
  font-size: 14px;
  font-weight: bold;
  padding: 6px 14px;
  border-radius: 999px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  margin-bottom: 20px;
}

.hero-badge i {
  margin-right: 6px;
  color: #ffcc00;
}

/* タイトル */
.hero-title {
  font-size: 50px;
  font-weight: 900;
  line-height: 1.4;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.4);
  margin-bottom: 20px;
}

/* 改行をスマホだけで有効にする */
.sp-br {
  display: none;
}

@media screen and (max-width: 768px) {
  .sp-br {
    display: inline;
  }

  .small-on-sp {
    font-size: 80%;
  }
}

/* サブタイトル */
.hero-subtitle {
  font-size: 16px;
  margin-bottom: 30px;
}

/* 特徴 */
.hero-features {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 15px;
}

.feature-item {
  display: flex;
  align-items: center;
  font-size: 14px;
}

.feature-item i {
  margin-right: 6px;
  color: #00ff99;
}


/* セクション共通スタイル */
section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  text-align: center;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 20px;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, #667eea, #764ba2);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.2rem;
  color: #718096;
  max-width: 600px;
  margin: 0 auto;
}

/* イントロセクション */
.intro {
  background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
}

/* プランセクション */
.plans {
  background: #ffffff;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  margin-top: 60px;
}

.plan-card {
  background: #ffffff;
  border-radius: 20px;
  padding: 40px 30px;
  text-align: center;
  position: relative;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  overflow: hidden;
}

.plan-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, #667eea, #764ba2);
}

.plan-card.card-blue::before {
  background: linear-gradient(90deg, #4299e1, #3182ce);
}

.plan-card.card-green::before {
  background: linear-gradient(90deg, #48bb78, #38a169);
}

.plan-card.card-gold::before {
  background: linear-gradient(90deg, #ed8936, #dd6b20);
}

.plan-card.popular {
  transform: scale(1.05);
  border: 2px solid #ed8936;
}

.plan-card:hover {
  transform: translateY(-15px) scale(1.02);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
}

.card-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: linear-gradient(135deg, #ff6b6b, #ee5a24);
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4);
}

.badge-popular {
  background: linear-gradient(135deg, #feca57, #ff9ff3);
  color: #2d3748;
  animation: pulse 2s infinite;
}

.card-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 30px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.card-blue .card-icon {
  background: linear-gradient(135deg, #4299e1, #3182ce);
  box-shadow: 0 8px 25px rgba(66, 153, 225, 0.3);
}

.card-green .card-icon {
  background: linear-gradient(135deg, #48bb78, #38a169);
  box-shadow: 0 8px 25px rgba(72, 187, 120, 0.3);
}

.card-gold .card-icon {
  background: linear-gradient(135deg, #ed8936, #dd6b20);
  box-shadow: 0 8px 25px rgba(237, 137, 54, 0.3);
}

.card-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 20px;
}

.card-price {
  margin-bottom: 30px;
}

.old-price {
  font-size: 1.1rem;
  color: #a0aec0;
  text-decoration: line-through;
  display: block;
  margin-bottom: 5px;
}

.new-price {
  font-size: 2.5rem;
  font-weight: 900;
  color: #2d3748;
}

.card-features {
  list-style: none;
  text-align: left;
  margin-top: 30px;
}

.card-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
  font-size: 1rem;
  color: #4a5568;
}

.card-features i {
  color: #48bb78;
  font-size: 1.1em;
}

/* ベネフィットセクション */
.benefits {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.benefits .section-title,
.benefits .section-subtitle {
  color: white;
}

.benefits .section-title::after {
  background: rgba(255, 255, 255, 0.5);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.benefit-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 15px;
  padding: 30px 20px;
  text-align: center;
  transition: all 0.3s ease;
}

.benefit-card:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-5px);
}

.benefit-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.benefit-card h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 15px;
}

.benefit-card p {
  opacity: 0.9;
  font-size: 0.95rem;
}

/* シャワーセクション */
.shower-title {
  font-size: 24px; /* PCの基本サイズ */
  white-space: nowrap; /* PC時は改行しない */
}

.sp-br {
  display: none; /* PCでは改行なし */
}

@media screen and (max-width: 767px) {
  .shower-title {
    white-space: normal; /* スマホで改行OK */
    font-size: 20px;     /* 少し小さく */
    padding: 0 15px;     /* 余白増やす */
    word-break: break-word; /* 単語途中での折返しも許可 */
  }
  .line1, .line2 {
    display: block;
    margin: 0; /* 必要に応じて上下マージン調整OK */
    line-height: 1.2; /* 好みで調整 */
  }
}

.shower {
  background: linear-gradient(135deg, #fff5f5 0%, #fed7d7 100%);
}

.shower-card {
  background: white;
  border-radius: 20px;
  padding: 50px 40px;
  text-align: center;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.1);
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.shower-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, #ed8936, #dd6b20);
}

.shower-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 30px;
  background: linear-gradient(135deg, #ed8936, #dd6b20);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  box-shadow: 0 8px 25px rgba(237, 137, 54, 0.3);
}

.shower-card h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 25px;
}

.shower-card p {
  font-size: 1.2rem;
  line-height: 1.8;
  color: #4a5568;
  margin-bottom: 30px;
}

.shower-price {
  margin-bottom: 30px;
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 15px;
}

.shower-price .old-price {
  font-size: 1.5rem;
  color: #a0aec0;
  text-decoration: line-through;
  font-weight: 500;
}

.shower-price .new-price {
  font-size: 3rem;
  font-weight: 900;
  color: #dd6b20; /* オレンジ色で強調 */
  animation: scaleIn 0.5s ease-out;
}

.highlight-box {
  background-color: #FFF3CD; /* やわらかい黄色 */
  border-left: 6px solid #FFA500;
  padding: 16px;
  margin: 20px 0;
  font-size: 18px;
  line-height: 1.6;
  text-align: center;
  font-weight: bold;
  border-radius: 10px;
}

.highlight-main {
  font-size: 24px;
  color: #D35400;
  display: inline-block;
  margin-bottom: 4px;
}



@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.shower-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  margin-top: 30px;
}

.shower-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  color: #4a5568;
}

.shower-feature i {
  color: #48bb78;
  font-size: 1.2em;
}

/* CTAセクション */
.cta {
  background: linear-gradient(135deg, #ffeaa7 0%, #fab1a0 100%);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.cta-content {
  text-align: center;
  position: relative;
  z-index: 2;
}

.cta-content h2 {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 40px;
}

.deadline-box {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-radius: 15px;
  padding: 30px;
  margin: 40px auto;
  max-width: 500px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.deadline-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  flex-shrink: 0;
}

.deadline-text {
  text-align: left;
}

.deadline-text span {
  display: block;
  font-size: 1rem;
  color: #718096;
  margin-bottom: 5px;
}

.deadline-text strong {
  font-size: 1.3rem;
  font-weight: 700;
  color: #2d3748;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 15px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  padding: 20px 40px;
  border-radius: 50px;
  font-size: 1.3rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
  transition: all 0.3s ease;
  margin-top: 30px;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
  text-decoration: none;
}

.cta-button:active {
  transform: translateY(-1px);
}

/* フォームセクション */
/* お申込みフォーム全体のスタイル */
.form-section {
  padding: 60px 20px;
  background-color: #f9f9f9;
}

.section-header {
  text-align: center;
  margin-bottom: 30px;
}

.section-title {
  font-size: 28px;
  margin-bottom: 10px;
}

.section-subtitle {
  color: #666;
  font-size: 16px;
}

.form-container {
  max-width: 600px;
  margin: 0 auto;
  background-color: #fff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.contact-form .form-group {
  margin-bottom: 20px;
}

.contact-form label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
  color: #333;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 16px;
  box-sizing: border-box;
}

.contact-form textarea {
  resize: vertical;
}

.payment-methods {
  display: flex;
  flex-direction: column;
  margin-top: 10px;
  padding: 0;
  gap: 2px; /* 最小限の間隔 */
}

.payment-methods label {
  display: flex;
  align-items: center;
  font-size: 14px;
  line-height: 1.2;
  margin: 0;
  padding: 2px 0;
}

.payment-methods input[type="radio"] {
  margin-right: 6px;
  transform: scale(0.9); /* ラジオボタンをやや小さく */
}

.submit-button {
  background-color: #007bff;
  color: #fff;
  border: none;
  padding: 12px 24px;
  font-size: 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.3s ease;
  width: 100%;
}

.submit-button:hover {
  background-color: #0056b3;
}

.footer {
  background: #2d3748;
  color: white;
  text-align: center;
  padding: 40px 0;
}

.footer h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.footer h3 a {
  color: #ff6600; /* 通常オレンジ */
  text-decoration: none;
  transition: color 0.3s ease;
}

/* ホバー時の色 */
.footer h3 a:hover {
  color:  #00bfff;
}

/* 訪問済みは通常のオレンジのまま */
.footer a:visited h3 {
  color: #ff6600;
}

/* 段落スタイル */
.footer p {
  opacity: 0.8;
  font-size: 1rem;
}

/* アニメーション */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* レスポンシブデザイン */
@media screen and (max-width: 768px) {
  .sp-br {
    display: inline;
  }
  
  .hero-features {
    flex-direction: column;
    gap: 15px;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .plan-card.popular {
    transform: none;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .shower-features {
    flex-direction: column;
    gap: 15px;
  }
  
  .deadline-box {
    flex-direction: column;
    text-align: center;
  }
  
  .deadline-text {
    text-align: center;
  }
  
  .contact-form {
    padding: 30px 20px;
  }
}

@media screen and (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  section {
    padding: 60px 0;
  }
  
  .hero-badge {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
  
  .cta-button {
    padding: 15px 30px;
    font-size: 1.1rem;
  }
}

/* カスタムスクロールバー */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #5a67d8, #6b46c1);
}

.floating-banner {
  position: fixed;
  bottom: 20px;
  right: 30px;
  background-color: #ffb84d;;
  color: black;
  font-weight: 700;
  padding: 18px 30px;
  border-radius: 30px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  text-decoration: none;
  transition: background-color 0.3s ease;
  z-index: 9999;
  font-size: 20px;
}

.floating-banner:hover {
  background-color: #00bfff;
}

.inquiry-banner {
  position: fixed;
  bottom: 80px;       /* フローティングバナーの上に配置 */
  right: 20px;
  z-index: 1000;
}

.inquiry-link {
  display: inline-block;
  background-color: #cbefcb;  /* 薄い黄緑 */
  color: #2f6627;             /* 濃いめの緑で文字を読みやすく */
  padding: 12px 24px;
  border-radius: 12px;        /* 角丸 */
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(47, 102, 39, 0.3);
  transition: background-color 0.3s ease, color 0.3s ease;
}

.inquiry-link:hover {
  background-color: #b6d9b6;  /* ホバー時に少し濃く */
  color: #1b3a10;
}