/* ============================================
   リセット & 基本設定
   ============================================ */
:root {
  --primary: #9b826b;
  --primary-dark: #7d6854;
  --primary-light: #b8a893;
  --bg: #ffffff;
  --bg-light: #faf8f5;
  --bg-dark: #f5f1eb;
  --text: #3d3d3d;
  --text-muted: #666666;
  --text-light: #999999;
  --border: #e1d2c4;
  --border-light: #f0e8df;
  --shadow: rgba(155, 130, 107, 0.15);
  --shadow-lg: rgba(155, 130, 107, 0.25);
  --accent-beige: #e1d2c4;
  --radius: 16px;
  --radius-sm: 12px;
  --radius-lg: 24px;
  --max-width: 1200px;
  --spacing: 20px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Hiragino Kaku Gothic ProN", Meiryo, Arial, sans-serif;
  background: #ddd8d2;
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 1.5rem;
}

/* ============================================
   LP ラッパー（PC でスマホLPのように表示）
   ============================================ */
#lp-wrapper {
  max-width: 480px;
  margin: 0 auto;
  background: var(--bg);
  min-height: 100vh;
  overflow: hidden;
  position: relative;
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.18);
}

/* スマホ幅では box-shadow を非表示（横スクロール防止） */
@media (max-width: 499px) {
  #lp-wrapper { box-shadow: none; }
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ============================================
   ボタン
   ============================================ */
.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 20px 32px;
  border: none;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(155, 130, 107, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(155, 130, 107, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-large {
  padding: 24px 40px;
  font-size: 1.1rem;
  border-radius: 50px;
}

.btn-pulse {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 4px 16px rgba(155, 130, 107, 0.3);
  }
  50% {
    box-shadow: 0 4px 24px rgba(155, 130, 107, 0.5);
  }
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background: rgba(155, 130, 107, 0.05);
}

.btn-icon {
  font-size: 1.2em;
  line-height: 1;
}

/* ============================================
   フックパート
   ============================================ */
.hook-section {
  width: 100%;
  margin: 0;
  padding: 0;
  position: relative;
  overflow: hidden;
}

/* トップコピーブロック */
.hook-copy-block {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  background: #ffffff;
  padding: 60px var(--spacing);
  display: flex;
  flex-direction: column;
}

.hook-copy-line1 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 600;
  color: #333333;
  line-height: 1.6;
  margin-bottom: 12px;
  text-align: left;
  opacity: 0;
  transform: translateX(-100px);
  transition: none;
}

.hook-copy-line1.animate-slide-in-left {
  animation: slideInFromLeft 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hook-copy-line2 {
  font-size: min(2.7rem, 9vw);
  font-weight: 700;
  color: #333333;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  text-align: left;
  text-decoration: underline;
  text-decoration-thickness: 3px;
  text-underline-offset: 8px;
  width: 100%;
  display: block;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(100px);
  transition: none;
}

.hook-copy-line2.animate-slide-in-right {
  animation: slideInFromRight 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: 0.2s;
}

/* LP冒頭画像ブロック */
.hook-image-block {
  width: 100%;
  margin: 0;
  padding: 0;
}

.hook-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* スクロールダウン誘導 */
.scroll-down-indicator {
  position: relative;
  width: 100%;
  padding: 20px var(--spacing) 0px var(--spacing);
  display: flex !important;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  z-index: 100;
  opacity: 1 !important;
  transition: opacity 0.3s ease;
  pointer-events: auto;
  text-align: center;
  background: #ffffff;
  min-height: auto;
  margin-bottom: 0;
}

.scroll-down-indicator.hidden {
  opacity: 0;
  pointer-events: none;
}

.scroll-down-arrow {
  width: 30px;
  height: 30px;
  border-right: 3px solid var(--primary);
  border-bottom: 3px solid var(--primary);
  transform: rotate(45deg);
  animation: bounceArrow 2s infinite;
  display: block !important;
  flex-shrink: 0;
}

@keyframes bounceArrow {
  0%, 20%, 50%, 80%, 100% {
    transform: rotate(45deg) translateY(0);
  }
  40% {
    transform: rotate(45deg) translateY(-10px);
  }
  60% {
    transform: rotate(45deg) translateY(-5px);
  }
}

.scroll-down-text {
  font-size: 0.9rem;
  color: var(--primary);
  font-weight: 600;
  white-space: nowrap;
  animation: fadeInOut 2s infinite;
  background: rgba(255, 255, 255, 0.9);
  padding: 4px 12px;
  border-radius: 20px;
  display: block !important;
}

@keyframes fadeInOut {
  0%, 100% {
    opacity: 0.6;
  }
  50% {
    opacity: 1;
  }
}

/* 説明ブロック */
.hook-description-block {
  width: 100%;
  background: #ffffff;
  padding: 40px var(--spacing) 80px var(--spacing);
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hook-description-text {
  max-width: 900px;
  width: 100%;
  padding: 30px 40px;
  border: 2px solid #cccccc;
  border-radius: var(--radius);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 600;
  color: #333333;
  line-height: 1.8;
  text-align: center;
  margin: 0;
}

.hook-badge {
  display: inline-block;
  padding: 10px 24px;
  background: #fff;
  border: 2px solid var(--primary);
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 30px;
  box-shadow: 0 4px 16px rgba(155, 130, 107, 0.15);
}

.hook-title {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 30px;
  letter-spacing: -0.03em;
  color: var(--text);
}

.hook-title .highlight {
  color: var(--primary);
  display: inline-block;
  position: relative;
  font-weight: 900;
}

.hook-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.3rem);
  color: var(--text-muted);
  line-height: 1.9;
  max-width: 800px;
  margin: 0 auto;
}

.hook-subtitle strong {
  color: var(--text);
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   悩みに共感するパート
   ============================================ */
.pain-section {
  padding: 20px var(--spacing) 50px var(--spacing);
  background: var(--bg-light);
}

.pain-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.pain-item {
  background: #ffffff;
  padding: 40px 30px;
  border-radius: var(--radius-lg);
  border-left: 4px solid #ff6b6b;
  box-shadow: 0 4px 16px var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pain-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--shadow-lg);
}

.pain-icon {
  font-size: 3.5rem;
  margin-bottom: 20px;
}

.pain-title {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text);
  line-height: 1.4;
}

.pain-text {
  color: var(--text-muted);
  line-height: 1.8;
  font-size: 1rem;
}

/* ============================================
   証明パート（サポート実績）
   ============================================ */
.proof-section {
  padding: 30px var(--spacing) 50px var(--spacing);
  background: #ffffff;
}

.proof-section .section-title {
  text-align: center;
  margin-bottom: 20px;
}

.proof-section .section-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 50px;
}

/* サポート風景ギャラリー */
.support-gallery-section {
  margin: 50px 0;
  padding: 40px 0;
  background: rgba(155, 130, 107, 0.03);
  border-radius: var(--radius-lg);
}

.support-gallery-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text);
  text-align: center;
  margin-bottom: 40px;
}

.support-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  padding: 0 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.support-image {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease, z-index 0.3s ease;
  opacity: 0.9;
}

.support-image:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 20px var(--shadow-lg);
  opacity: 1;
  z-index: 10;
  position: relative;
}

/* 実績項目の背景ラッパー */
.achievements-background-wrapper {
  position: relative;
  margin: 30px 0;
  padding: 40px 0;
  overflow: hidden;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

/* 背景画像グリッド */
.achievements-background-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  grid-auto-flow: row;
  gap: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  align-items: stretch;
}

.achievements-bg-image {
  width: 100%;
  height: 100%;
  aspect-ratio: 1728 / 1080;
  object-fit: cover;
  object-position: center;
  border-radius: 0;
  filter: brightness(0.25);
  opacity: 0.8;
  display: block;
}

/* サポート実績 */
.support-achievements-section {
  position: relative;
  z-index: 1;
  margin-bottom: 20px;
  margin-top: 10px;
}

.support-achievements {
  display: flex;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
  max-width: 800px;
  margin: 0 auto;
}

.support-achievement-item {
  text-align: center;
  padding: 20px 40px;
  background: transparent;
  border-radius: var(--radius-lg);
  box-shadow: none;
  min-width: 250px;
  transition: transform 0.3s ease;
  opacity: 0;
}

.support-achievement-item:nth-child(1) {
  transform: translateX(-100px);
}

.support-achievement-item:nth-child(2) {
  transform: translateX(100px);
}

.support-achievement-item.animate-slide-in:nth-child(1) {
  animation: slideInFromLeft 0.8s ease-out forwards;
  animation-delay: 0.2s;
}

.support-achievement-item.animate-slide-in:nth-child(2) {
  animation: slideInFromRight 0.8s ease-out forwards;
  animation-delay: 0.4s;
}

.support-achievement-item:hover {
  transform: translateY(-4px);
}

@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInFromRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.support-achievement-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.support-achievement-value {
  font-size: 4rem;
  font-weight: 900;
  color: #ffeb3b;
  margin-bottom: 8px;
  line-height: 1.2;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.support-achievement-label {
  font-size: 1rem;
  color: #ffffff;
  font-weight: 600;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* ノウハウへの流れ */
.proof-to-knowledge {
  margin: 60px 0 40px;
  text-align: center;
  padding: 30px;
  background: rgba(155, 130, 107, 0.05);
  border-radius: var(--radius-lg);
  border: 2px solid rgba(155, 130, 107, 0.2);
}

.proof-to-knowledge-text {
  font-size: 1.3rem;
  color: var(--text);
  line-height: 1.8;
  font-weight: 600;
  margin: 0;
}

/* 凝縮されたノウハウへ誘導：ダブル右矢印 */
.condensed-indicator {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  margin-top: 20px;
}

.chevron-down {
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 15px solid var(--primary);
  opacity: 0.9;
  animation: chevronPulse 1.6s infinite ease-in-out;
}

.chevron-right {
  animation-delay: 0.2s;
}

@keyframes chevronPulse {
  0% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(6px); opacity: 1; }
  100% { transform: translateY(0); opacity: 0.6; }
}

/* ============================================
   テキストオファーパート
   ============================================ */
.text-offer-section {
  padding: 30px var(--spacing) 50px var(--spacing);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.text-offer-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.text-offer-content {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.text-offer-badge {
  display: inline-block;
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 30px;
  backdrop-filter: blur(10px);
}

.text-offer-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 30px;
  letter-spacing: -0.02em;
}

.text-offer-title .highlight {
  display: inline-block;
  padding: 4px 0;
  border-bottom: 3px solid rgba(255, 255, 255, 0.5);
}

.text-offer-text {
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.9;
  margin-bottom: 20px;
  opacity: 0.95;
}

.text-offer-text strong {
  font-weight: 800;
  opacity: 1;
}

.text-offer-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 30px;
  margin: 50px auto 0;
  max-width: 800px;
  padding: 40px 20px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.text-offer-stat {
  text-align: center;
}

.text-offer-stat-number {
  font-size: 2.2rem;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 10px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.text-offer-stat-label {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
}

.text-offer-image-wrapper {
  margin: 40px auto;
  max-width: 600px;
}

.text-offer-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.3);
}

/* ============================================
   テキスト内容紹介パート
   ============================================ */
.text-intro-section {
  padding: 80px var(--spacing);
  background: #ffffff;
}

.text-intro-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.text-intro-card {
  background: var(--bg-light);
  padding: 40px 30px;
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-light);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.text-intro-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 24px var(--shadow-lg);
  border-color: var(--primary);
}

.text-intro-icon {
  font-size: 3.5rem;
  margin-bottom: 20px;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

.text-intro-title {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text);
}

.text-intro-description {
  color: var(--text-muted);
  line-height: 1.8;
  font-size: 0.98rem;
}

/* ============================================
   LINE追加CTAパート
   ============================================ */
.line-cta-section {
  padding: 100px var(--spacing);
  background: linear-gradient(135deg, var(--bg-light) 0%, #ffffff 100%);
  text-align: center;
}

.line-cta-content {
  max-width: 800px;
  margin: 0 auto;
}

.line-cta-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  margin-bottom: 24px;
  color: var(--text);
  letter-spacing: -0.02em;
}

.line-cta-text {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 40px;
}

.line-cta-text strong {
  color: var(--text);
  font-weight: 800;
}

.line-cta-button-wrapper {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
}

/* 画像ボタン用のリセット（背景や余白を無効化） */
.btn-image-reset {
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  line-height: 0;
  display: block;
  margin: 0 auto;
}

.line-cta-image {
  width: min(100%, 420px);
  height: auto;
  display: block;
  margin: 0 auto;
}

.line-cta-hint {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ============================================
   限定特典セクション
   ============================================ */
.bonus-section {
  padding: 60px var(--spacing);
  background: linear-gradient(135deg, var(--bg-light) 0%, var(--accent-beige) 100%);
}

.bonus-card {
  max-width: 700px;
  margin: 0 auto;
  padding: 40px;
  background: #ffffff;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 8px 32px rgba(155, 130, 107, 0.15);
  border: 2px solid var(--primary-light);
}

.bonus-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.bonus-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 16px;
}

.bonus-text {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.bonus-list {
  list-style: none;
  text-align: left;
  max-width: 400px;
  margin: 0 auto;
}

.bonus-list li {
  padding: 10px 0;
  font-size: 1rem;
  color: var(--text);
  border-bottom: 1px solid rgba(155, 130, 107, 0.2);
}

.bonus-list li:last-child {
  border-bottom: none;
}

/* ============================================
   合格実績セクション
   ============================================ */
.results-section {
  padding: 30px var(--spacing) 50px var(--spacing);
  background: #000000;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.results-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(155, 130, 107, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(225, 210, 196, 0.12) 0%, transparent 50%);
  pointer-events: none;
}

.results-section .section-title {
  color: #ffffff;
  font-size: clamp(2.16rem, 4.95vw, 3.15rem);
}

.results-section .section-subtitle {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 50px;
}

.results-gallery-wrapper {
  margin: 0 0 40px 0;
  overflow: hidden;
  position: relative;
}

.gallery-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent-beige);
  margin: 40px 0 30px 0;
  text-align: center;
  position: relative;
  z-index: 10;
}

.results-gallery {
  display: flex;
  gap: 20px;
  width: max-content;
  animation-duration: 60s;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-play-state: paused;
  user-select: none;
  -webkit-user-select: none;
}

/* サポート実績セクション */
.stats-section {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 20px 20px 30px 20px;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.stats-section.inview {
  opacity: 1;
  transform: translateY(0);
}

.stats-section-main-title {
  font-size: 2rem;
  font-weight: 900;
  color: #ffffff;
  text-align: center;
  margin-bottom: 5px;
  letter-spacing: 0.05em;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.stats-section-period {
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  text-align: center;
  margin-bottom: 25px;
  letter-spacing: 0.05em;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  opacity: 0.9;
}

.stats-section-title {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--accent-beige);
  text-align: center;
  margin-bottom: 40px;
  letter-spacing: 0.02em;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  max-width: 1000px;
  margin: 0 auto;
}

.stat-card {
  background: linear-gradient(135deg, rgba(155, 130, 107, 0.15) 0%, rgba(225, 210, 196, 0.1) 100%);
  border: 2px solid rgba(255, 255, 255, 0.8);
  border-radius: 16px;
  padding: 30px 20px;
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease 0.2s, transform 0.6s ease 0.2s, box-shadow 0.3s ease, border-color 0.3s ease;
}

.stats-section.inview .stat-card {
  opacity: 1;
  transform: translateY(0);
}

.stat-card:nth-child(1) {
  transition-delay: 0.1s;
}

.stat-card:nth-child(2) {
  transition-delay: 0.2s;
}

.stat-card:nth-child(3) {
  transition-delay: 0.3s;
}

.stat-card:nth-child(4) {
  transition-delay: 0.4s;
}

.stat-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 1);
}

.stat-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  filter: drop-shadow(0 2px 8px rgba(225, 210, 196, 0.4));
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 12px;
  line-height: 1.2;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.stat-label {
  font-size: 1rem;
  color: #ffffff;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* 右から左へ流れる（gallery1） */
.results-gallery-right {
  animation-name: marqueeLeft;
}

/* 左から右へ流れる（gallery2） */
.results-gallery-left {
  animation-name: marqueeRight;
}

@keyframes marqueeLeft {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes marqueeRight {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

.result-image {
  flex: 0 0 auto;
  width: 280px;
  height: 420px;
  object-fit: cover;
  border-radius: 12px;
  border: 2px solid rgba(155, 130, 107, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  -webkit-user-select: none;
  user-select: none;
  /* タッチ操作を許可（画像をタッチしてもスクロール可能） */
  touch-action: manipulation;
  pointer-events: auto;
}

.result-image:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 32px rgba(225, 210, 196, 0.4);
  border-color: rgba(155, 130, 107, 0.5);
}


/* ============================================
   自己紹介セクション
   ============================================ */
.intro-section {
  padding: 30px var(--spacing) 50px var(--spacing);
  background: #ffffff;
}

.intro-content {
  max-width: 800px;
  margin: 0 auto;
}

.intro-image-wrapper {
  text-align: center;
  margin-bottom: 40px;
}

.intro-image {
  width: 100%;
  max-width: 200px;
  height: auto;
  border-radius: 50%;
  border: 4px solid var(--primary);
  box-shadow: 0 8px 24px var(--shadow-lg);
  margin: 0 auto;
}

.intro-text {
  text-align: left;
  max-width: 100%;
}

.intro-name {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 24px 0;
  line-height: 1.3;
  text-align: center;
}

.intro-label {
  font-size: 1.15rem;
  color: var(--text);
  font-weight: 700;
  margin-bottom: 12px;
  text-align: left;
}

.intro-description {
  font-size: 1.15rem;
  color: var(--text);
  line-height: 2;
  margin-bottom: 24px;
  text-align: left;
}

.intro-description:has(+ .intro-history-list) {
  margin-bottom: 12px;
}

.intro-history-list {
  list-style: none;
  padding: 0;
  margin: 0 0 12px 0;
  text-align: left;
}

.intro-history-list li {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 4px;
  padding-left: 1.5em;
  position: relative;
}

.intro-history-list li::before {
  content: "・";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* ============================================
   ストーリーセクション
   ============================================ */
.story-section {
  padding: 30px var(--spacing) 50px var(--spacing);
  background: var(--bg-light);
}

.story-content {
  max-width: 800px;
  margin: 50px auto 0;
}

.story-item {
  background: #ffffff;
  padding: 50px 40px;
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--primary);
  box-shadow: 0 2px 8px var(--shadow);
  margin-bottom: 40px;
  text-align: left;
}

.story-item:last-child {
  margin-bottom: 0;
}

.story-number {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--primary);
  margin-bottom: 12px;
  line-height: 1;
  display: inline-block;
  padding: 6px 16px;
  background: rgba(155, 130, 107, 0.1);
  border-radius: 6px;
}

.story-title {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 20px;
  color: var(--text);
  line-height: 1.4;
  text-align: left;
}

.story-text {
  color: var(--text);
  line-height: 2;
  font-size: 1.15rem;
  text-align: left;
  margin: 0;
}

/* ============================================
   ターゲットセクション
   ============================================ */
.target-section {
  padding: 80px var(--spacing);
  background: var(--bg-light);
}

.section-title {
  font-size: clamp(2.16rem, 4.95vw, 3.15rem);
  font-weight: 900;
  text-align: center;
  margin-top: 0;
  margin-bottom: 50px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.1rem;
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 50px;
}

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

.target-card {
  padding: 30px;
  background: #ffffff;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: 0 4px 16px var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.target-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--shadow-lg);
}

.target-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.target-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text);
}

.target-card p {
  color: var(--text-muted);
  line-height: 1.7;
}

/* ============================================
   コンテンツセクション
   ============================================ */
.content-section {
  padding: 0;
  background: #e8e8e8;
}

/* 背景画像ラッパー */
.content-background-wrapper {
  position: relative;
  margin: 0;
  padding: 40px 0 30px 0;
  overflow: hidden;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

/* 背景画像グリッド */
.content-background-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: auto;
  grid-auto-flow: row;
  gap: 0;
  width: 100%;
  height: auto;
  min-height: 100%;
  z-index: 0;
  pointer-events: none;
  align-items: start;
}

.content-bg-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center;
  border-radius: 0;
  filter: brightness(0.25);
  opacity: 0.8;
  display: block;
}

/* コンテンツ部分 */
.content-content-section {
  position: relative;
  z-index: 1;
  padding: 20px 0 30px 0;
}

.content-content-section .container {
  padding-top: 0;
  padding-bottom: 0;
  max-width: 800px;
}

.content-content-section .section-title {
  color: #ffffff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8), 0 4px 16px rgba(0, 0, 0, 0.5);
  font-size: clamp(2.52rem, 5.4vw, 4.05rem);
  margin-bottom: 30px;
}

.content-image-wrapper {
  margin: 0 auto 50px;
  max-width: 500px;
  text-align: center;
  padding: 0 20px;
}

.content-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px var(--shadow-lg);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

.content-card {
  padding: 40px 30px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
  transition: transform 0.3s ease;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.content-card:hover {
  transform: translateX(4px);
}

.content-number {
  font-size: 3rem;
  font-weight: 900;
  color: var(--primary);
  opacity: 0.2;
  margin-bottom: 16px;
  line-height: 1;
}

.content-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text);
}

.content-description {
  color: var(--text-muted);
  line-height: 1.8;
  font-size: 1rem;
}

/* ============================================
   受け取り方法セクション
   ============================================ */
.howto-section {
  padding: 30px var(--spacing) 50px var(--spacing);
  background: var(--bg-dark);
}

.steps-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin: 50px 0;
}

.step-item {
  flex: 0 0 calc(33.333% - 20px);
  min-width: 200px;
  text-align: center;
  padding: 30px 20px;
  background: var(--primary);
  border-radius: var(--radius);
  box-shadow: 0 4px 16px var(--shadow);
  color: #ffffff;
}

.step-circle {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  background: #ffffff;
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 900;
}

.step-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: #ffffff;
  line-height: 1.4;
}

.step-image {
  width: 100%;
  max-width: 80%;
  height: auto;
  margin: 20px auto;
  border-radius: var(--radius-sm);
  border: 2px solid #ffffff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  background: #ffffff;
  padding: 8px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: block;
}

.step-image:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.step-text {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-top: 12px;
}

.step-arrow {
  font-size: 2rem;
  color: var(--primary);
  font-weight: 700;
}

.cta-center {
  text-align: center;
  margin-top: 40px;
}

/* ============================================
   FAQセクション
   ============================================ */
.faq-section {
  padding: 30px var(--spacing) 50px var(--spacing);
  background: #ffffff;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 20px;
  background: var(--bg-light);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-light);
  transition: box-shadow 0.3s ease;
}

.faq-item.active {
  box-shadow: 0 4px 16px var(--shadow);
}

.faq-question {
  display: flex;
  align-items: center;
  padding: 24px;
  cursor: pointer;
  user-select: none;
}

.faq-q-icon {
  font-weight: 900;
  color: var(--primary);
  margin-right: 12px;
  font-size: 1.2rem;
}

.faq-q-text {
  flex: 1;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
}

.faq-toggle {
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: transform 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.faq-item.active .faq-toggle {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 24px 24px;
}

.faq-answer p {
  color: var(--text-muted);
  line-height: 1.8;
  padding-left: 36px;
  font-size: 1rem;
}

/* ============================================
   最終CTAセクション
   ============================================ */
.final-cta-section {
  padding: 40px var(--spacing) 30px var(--spacing);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  text-align: center;
}

.final-cta-image-wrapper {
  margin: 30px auto;
  text-align: center;
  max-width: 600px;
}

.final-cta-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.final-cta-title {
  font-size: clamp(1.62rem, 3.6vw, 2.52rem);
  font-weight: 900;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.final-cta-text {
  font-size: 1.2rem;
  margin-bottom: 40px;
  opacity: 0.95;
}

.final-cta-note {
  margin-top: 24px;
  font-size: 0.9rem;
  opacity: 0.9;
}

.final-cta-section .btn-primary {
  background: #ffffff;
  color: var(--primary);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

.final-cta-section .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 32px rgba(0, 0, 0, 0.3);
}

/* ============================================
   フッター
   ============================================ */
.footer {
  padding: 40px var(--spacing) 100px;
  background: var(--bg-dark);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ============================================
   Sticky CTA（モバイル）
   ============================================ */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px var(--spacing);
  background: #ffffff;
  box-shadow: 0 -4px 16px var(--shadow-lg);
  z-index: 1000;
  display: none;
  opacity: 0;
  transform: translateY(100%);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.sticky-cta.visible {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* PC でもラッパー幅（480px）に揃える */
@media (min-width: 500px) {
  .sticky-cta {
    left: 50%;
    right: auto;
    width: 480px;
    transform: translateX(-50%) translateY(100%);
  }
  .sticky-cta.visible {
    transform: translateX(-50%) translateY(0);
  }
}

.btn-sticky {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
}

.sticky-cta-image {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
}

/* ============================================
   モーダル
   ============================================ */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--spacing);
  z-index: 2000;
  backdrop-filter: blur(4px);
}

.modal-backdrop.active {
  display: flex;
}

.modal {
  background: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 100%;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px;
  border-bottom: 1px solid var(--border-light);
}

.modal-header strong {
  font-size: 1.3rem;
  font-weight: 800;
}

.modal-close {
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.3s ease;
}

.modal-close:hover {
  color: var(--text);
}

.modal-body {
  padding: 24px;
}

.modal-text {
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.7;
}

.modal-qr {
  width: 100%;
  max-width: 300px;
  margin: 20px auto;
  border-radius: var(--radius-sm);
}

.modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.modal-actions .btn-primary,
.modal-actions .btn-secondary {
  flex: 1;
  padding: 14px 20px;
}

/* ============================================
   アニメーション
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInFromRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* アニメーション前の初期状態 */
.will-inview,
.content-card,
.step-item,
.faq-item,
.stats-section:not(.inview),
.pain-item,
.text-offer-content,
.intro-content,
.story-item {
  opacity: 0;
  transform: translateY(20px);
  transition: none;
}

.fade-in-up {
  animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  will-change: opacity, transform;
}

.story-item.fade-in-up {
  animation: fadeInUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* ============================================
   レスポンシブ
   ============================================ */
@media (max-width: 768px) {
  .hook-section {
    width: 100%;
  }

  .scroll-down-indicator {
    bottom: 30px;
  }

  .scroll-down-arrow {
    width: 24px;
    height: 24px;
    border-width: 2px;
  }

  .scroll-down-text {
    font-size: 0.8rem;
  }

  .hook-copy-block {
    padding: 40px var(--spacing);
  }

  .hook-copy-line1 {
    font-size: 1.2rem;
  }

  .hook-copy-line2 {
    font-size: min(2.7rem, 9vw);
    white-space: nowrap;
    text-decoration-thickness: 2px;
    text-underline-offset: 20px;
  }

  .hook-image {
    width: 100%;
    height: auto;
  }

  .hook-description-block {
    padding: 30px var(--spacing);
  }

  .hook-description-text {
    padding: 10px 24px;
    font-size: 1.1rem;
  }

  .hero-section {
    padding: 40px var(--spacing);
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 20px;
  }

  .bonus-card {
    padding: 30px 20px;
  }

  .target-grid,
  .content-grid,
  .pain-list,
  .text-intro-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .steps-container {
    flex-direction: column;
  }

  .step-item {
    flex: 1 1 100%;
    min-width: auto;
  }

  .step-arrow {
    transform: rotate(90deg);
  }

  .sticky-cta {
    display: block;
  }

  .section-title {
    font-size: 2.16rem;
  }

  .final-cta-section {
    padding: 30px var(--spacing) 20px var(--spacing);
  }

  .modal-actions {
    flex-direction: column;
  }

  .result-image {
    width: 210px;
    height: 315px;
  }

  .results-gallery-wrapper {
    margin: 30px 0;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .stats-section-title {
    font-size: 1.5rem;
  }

  .intro-content {
    max-width: 100%;
  }

  .intro-image {
    max-width: 180px;
  }

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

  .story-content {
    max-width: 100%;
  }

  .story-item {
    padding: 40px 30px;
    margin-bottom: 30px;
  }

  .stat-value {
    font-size: 2rem;
  }

  .text-offer-image-wrapper,
  .content-image-wrapper {
    max-width: 100%;
  }

  .text-offer-image,
  .content-image {
    border-radius: var(--radius);
  }
}

@media (max-width: 480px) {
  :root {
    --spacing: 16px;
  }

  .result-image {
    width: 196px;
    height: 294px;
  }

  .results-section {
    padding: 60px var(--spacing);
  }

  .gallery-title {
    font-size: 1.6rem;
  }

  .results-gallery {
    gap: 15px;
  }

  .btn-large {
    padding: 16px 24px;
    font-size: 1rem;
  }

  .hero-stats {
    padding: 16px;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stats-section {
    padding: 30px 16px;
  }

  .stats-section-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }

  .stat-card {
    padding: 24px 16px;
  }

  .stat-value {
    font-size: 1.8rem;
  }

  .stat-icon {
    font-size: 2.5rem;
  }

  .intro-content {
    max-width: 100%;
  }

  .intro-image {
    max-width: 150px;
  }

  .intro-name {
    font-size: 1.6rem;
  }

  .intro-description {
    font-size: 1rem;
  }

  .story-content {
    max-width: 100%;
  }

  .story-item {
    padding: 30px 20px;
    margin-bottom: 25px;
  }

  .story-title {
    font-size: 1.5rem;
  }

  .story-text {
    font-size: 1rem;
  }

  .support-gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
    padding: 0 15px;
  }

  .support-image {
    height: 100px;
  }

  .support-achievements {
    gap: 30px;
  }

  .support-achievement-item {
    min-width: auto;
    padding: 0px 30px;
  }

  .support-achievement-value {
    font-size: 3.2rem;
  }

  .proof-to-knowledge-text {
    font-size: 1.1rem;
  }
}

/* ============================================
   375px専用の調整（iPhone SE等の小さい画面）
   ============================================ */
@media (max-width: 375px) {
  :root {
    --spacing: 14px;
  }

  .hook-description-text {
    padding: 8px 16px;
    font-size: 1rem;
  }

  .section-title {
    font-size: 1.9rem;
  }

  .hook-copy-line2 {
    font-size: min(2.4rem, 9vw);
  }

  .stats-grid {
    gap: 12px;
  }

  .stat-card {
    padding: 20px 12px;
  }

  .stat-value {
    font-size: 1.6rem;
  }

  .support-achievement-value {
    font-size: 2.8rem;
  }

  .result-image {
    width: 180px;
    height: 270px;
  }

  .results-gallery {
    gap: 12px;
  }
}

/* --- 追加: 受け取りボタンのバウンドアニメーション --- */
@keyframes lp-bounce {
  0%   { transform: translateY(0); }
  20%  { transform: translateY(-10px); }
  40%  { transform: translateY(0); }
  60%  { transform: translateY(-6px); }
  100% { transform: translateY(0); }
}

/* ボタンリセット・画像内ボタン */
.btn-image-reset {
  background: none;
  border: none;
  padding: 0;
  display: block;
  margin: 0 auto;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transform-origin: center;
}

/* 画像内の余白がある場合は調整 */
.line-cta-image {
  display: block;
  max-width: 100%;
  height: auto;
}

/* バウンドを付与するクラス（IDで指定） */
#btn-howto-line.is-bouncing,
#btn-final-line.is-bouncing {
  animation: lp-bounce 1.6s cubic-bezier(.22,.9,.3,1) infinite;
  will-change: transform;
}

/* ホバー・フォーカス時はアニメ停止（ユーザー操作中の邪魔を防ぐ） */
#btn-howto-line:hover,
#btn-howto-line:focus,
#btn-final-line:hover,
#btn-final-line:focus {
  animation-play-state: paused !important;
}

/* 画面幅が大きいときは控えめに */
@media (min-width: 720px) {
  #btn-howto-line.is-bouncing,
  #btn-final-line.is-bouncing { animation-duration: 1.2s; }
}

/* ユーザーが動き抑制を要求している場合は無効化 */
@media (prefers-reduced-motion: reduce) {
  #btn-howto-line.is-bouncing,
  #btn-final-line.is-bouncing { animation: none !important; }
}