:root {
  /* メインカラー */
  --primary-red: #B43325;
  --primary-dark-red: #8B2619;
  --primary-light-red: #D94435;
  
  /* グレースケール */
  --gray-50: #f8f9fa;
  --gray-100: #e9ecef;
  --gray-200: #dee2e6;
  --gray-300: #ced4da;
  --gray-700: #495057;
  --gray-900: #1a1a1a;
  
  /* テキストカラー */
  --text-primary: #2c3e50;
  --text-secondary: #5a6c7d;
  
  /* 背景カラー */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  
  /* その他 */
  --border-radius: 12px;
  --border-radius-lg: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 18px;
}

body {

  color: var(--text-primary);
  line-height: 1.7;
  background: var(--bg-primary);
}

/* ========================================
   ヒーローセクション
======================================== */
.hero {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  padding: 120px 24px;
  padding-bottom: 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(180, 51, 37, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero:after {
  display: block;
  content: "";
  position: absolute;
  width: 100%;
  height: 200px;
  background: #b43325;
  clip-path: polygon(100% 100%, 0 0, 100% 0);
  top: 0;
  left: 0;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-logo {
  margin-bottom: 24px;
  text-align: right;
}

.product-logo {
  max-width: 300px;
  height: auto;
}

.hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  color: white;
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 24px;
  box-shadow: 0 4px 12px rgba(180, 51, 37, 0.3);
}

.hero-title {
  margin-bottom: 24px;
}

.title-main {
  display: block;
  font-size: 48px;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.title-sub {
  display: block;
  font-size: 24px;
  font-weight: 600;
  color: var(--text-secondary);
  line-height: 1.4;
}

.hero-description {
  font-size: 18px;
  color: var(--text-primary);
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-price {
  position: relative;
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 32px;
  background: white;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  margin-bottom: 32px;
}

.price-item {
  flex: 1;
  text-align: center;
}




.price-label {
  display: block;
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 600;
}

.price-value {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: var(--primary-red);
  line-height: 1;
}

.price-unit {
  font-size: 18px;
  font-weight: 600;
  margin-left: 4px;
}

.price-divider {
  width: 1px;
  height: 60px;
  background: var(--gray-200);
}

.hero-cta {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.feature-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: white;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.feature-badge svg {
  color: var(--primary-red);
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image-wrapper {
  width: 100%;
  max-width: 600px;
}

.hero-image {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
 
}

/* ========================================
   ボタンスタイル（ホバーアニメーションあり）
======================================== */
.lite-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 50px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  position: relative;
  overflow: hidden;
}

.lite-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lite-btn:hover::before {
  opacity: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(180, 51, 37, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(180, 51, 37, 0.5);
}

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

.btn-secondary:hover {
  background: var(--primary-red);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(180, 51, 37, 0.3);
}

.btn-icon {
  display: flex;
  align-items: center;
}

/* ========================================
   セクション共通スタイル
======================================== */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  font-weight: 500;
  text-align: center!important;
}

/* ========================================
   問題点セクション
======================================== */
.problems-section-wrapper {
  padding: 80px 24px;
  background: var(--bg-secondary);
}

.problems-section {
  max-width: 1200px;
  margin: 0 auto;
}

.problems-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.problem-card {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: 40px 32px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  border-top: 4px solid var(--primary-red);
}

.problem-card.color-before {
  border-top-color: #666;
}

.problem-icon-wrapper {
  text-align: center;
  margin-bottom: 24px;
}

.problem-icon {
  max-width: 120px;
  height: auto;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.08));
}

.problem-title {
  font-size: 22px;
  font-weight: 700;
  color: #A22D20!important;
  text-align: center!important;
  margin: 0 0 28px;
  line-height: 1.4;
  position: relative;
  padding-bottom: 16px;
}
.color-before .problem-title {
	color: #666!important;
}

.problem-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  border-radius: 2px;
}

.color-before .problem-title::after {
	background: #666!important;
}

.problem-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.problem-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  margin-bottom: 10px;
  background: linear-gradient(135deg, #fef5f5 0%, #ffffff 100%);
  border: 1px solid #DDD;
  border-left: 3px solid var(--primary-red);
  border-radius: 8px;
}

.color-before .problem-list li {
	border-left-color: #666;
}

.list-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
　vertical-align: middle;
  padding-left: 2.5px;
  padding-bottom: 2px;
  width: 24px;
  height: 24px;
  color: var(--primary-red);
  background: linear-gradient(135deg, #fee 0%, #fdd 100%);
  border-radius: 50%;
  margin-top: 2px;
  font-weight: bold;
  border: 1px solid #9C2C1E;
}

.color-before .list-icon {
  background: linear-gradient(135deg, #CCC 0%, #eee 100%);
  color: #FFF;
  border: 1px solid #CCC;
}

.list-text {
  flex: 1;
  font-size: 16px;
  font-weight: bold;
  color: var(--text-primary);
  line-height: 1.7;
}

/* ========================================
   ソリューションセクション
======================================== */
.solution-section {
  padding: 80px 24px;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  color: white;
}
.solution-section .solution-title {
	color:#FFF!important;
	text-align: center;
}

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

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

.solution-section .section-title:after {
	background: #FFF!important;
}


.solution-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.solution-feature {
  text-align: center;
  padding: 32px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.solution-icon {
  margin: 0 auto 24px;
  width: 48px;
  height: 48px;
}

.solution-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
}

.solution-description {
  font-size: 16px;
  line-height: 1.8;
  opacity: 0.95;
  text-align: justify;
}

/* ========================================
   機能セクション
======================================== */
.features-section {
	padding: 80px 24px;
	background: url(../../img/product/ai-similar-drawing-search/lite/drawing-back.png) no-repeat;
	background-attachment: fixed;
	background-size: cover;
}

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

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.feature-card {
  background: white;
  padding: 40px;
  border: 1px solid #EEE;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  position: relative;
  border-top: 3px solid var(--primary-red);
}

.feature-number {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 14px;
  font-weight: 700;
  color: white;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  padding: 6px 14px;
  border-radius: 50px;
}

.feature-icon-large {
  margin-bottom: 24px;
}

.feature-icon-img {
  max-width: 500px;
  border: 1px solid #CCC;
  height: auto;
}

.feature-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.feature-description {
  color: var(--text-primary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.feature-points {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-points li {
  padding-left: 24px;
  margin-bottom: 8px;
  position: relative;
  font-size: 16px;
  color: var(--text-secondary);
}

.feature-points li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-red);
  font-weight: bold;
}

/* ========================================
   特別価格セクション
======================================== */
.special-offer-section {
  padding: 80px 24px;
  background: linear-gradient(135deg, #FFF3F0 0%, #FFE8E4 100%);
  text-align: center;
}

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

.special-offer-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  color: white;
  padding: 8px 24px;
  border-radius: 50px;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 24px;
  box-shadow: 0 4px 12px rgba(180, 51, 37, 0.4);
}

.special-offer-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.special-offer-description {
  font-size: 18px;
  color: var(--text-primary);
  margin-bottom: 40px;
}

.special-price {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 40px;
  background: white;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  margin-bottom: 32px;
}

.special-price-item {
  text-align: center;
}

.special-price-label {
  display: block;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 700;
}

.special-price-value {
  display: block;
  font-size: 48px;
  font-weight: 800;
  color: var(--primary-red);
  line-height: 1;
}

.special-price-unit {
  font-size: 20px;
  font-weight: 700;
  margin-left: 4px;
}

.special-price-divider {
  width: 1px;
  height: 80px;
  background: var(--gray-200);
}

.btn-special {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(180, 51, 37, 0.4);
}

.btn-special:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(180, 51, 37, 0.5);
}

/* ========================================
   導入スケジュールセクション
======================================== */
.schedule-section {
  padding: 80px 24px;
  background: var(--bg-secondary);
}

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

.schedule-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.timeline-item {
  background: white;
  padding: 24px;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  position: relative;
}

.timeline-number {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  color: white;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 16px;
}

.timeline-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.timeline-description {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.timeline-arrow {
  display: none;
}

.schedule-note {
  text-align: center;
  font-size: 16px;
  color: var(--text-secondary);
  font-style: italic;
}

/* ========================================
   体験会セクション
======================================== */
.trial-section {
  padding: 80px 24px;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  color: white;
}

.trial-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.trial-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 24px;
}

.trial-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
  color: #FFF!important;
}

.trial-title:after {
	background: #FFF!important;
}


.trial-description {
  font-size: 18px;
  line-height: 1.8;
  margin-bottom: 32px;
  opacity: 0.95;
}

.trial-features {
  list-style: none;
  padding: 0;
  margin: 0 0 32px 0;
}

.trial-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 16px;
}

.btn-trial {
  background: white;
  color: var(--primary-red);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.btn-trial:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.3);
  background: #AA3022;
  transition: 0.3s;
}

/* ========================================
   CTAセクション
======================================== */
.cta-section {
  padding: 80px 24px;
  background: var(--bg-secondary);
  text-align: center;
}

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

.cta-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.cta-description {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 24px;
}

.btn-cta-primary {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-dark-red) 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(180, 51, 37, 0.4);
}

.btn-cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(180, 51, 37, 0.5);
}

.btn-cta-secondary {
  background: white;
  color: var(--primary-red);
  border: 2px solid var(--primary-red);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.btn-cta-secondary:hover {
  background: var(--primary-red);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(180, 51, 37, 0.3);
}

.cta-note {
  font-size: 14px;
  color: var(--text-secondary);
}

/* ========================================
   レスポンシブ対応
======================================== */
@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .trial-container {
    grid-template-columns: 1fr;
  }

  .solution-content {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .schedule-timeline {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .product-logo {
    max-width: 250px;
  }

  .title-main {
    font-size: 36px;
  }

  .title-sub {
    font-size: 20px;
  }

  .hero-price {
    flex-direction: column;
    gap: 24px;
  }

  .price-divider {
    width: 80%;
    height: 1px;
  }

  .hero-cta {
    flex-direction: column;
  }

  .problems-container {
    grid-template-columns: 1fr;
  }

  .schedule-timeline {
    grid-template-columns: 1fr;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .section-title {
    font-size: 32px;
  }

  .special-price {
    flex-direction: column;
    gap: 24px;
  }

  .special-price-divider {
    width: 80%;
    height: 1px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 60px 16px 80px;
  }

  .product-logo {
    max-width: 200px;
  }

  .title-main {
    font-size: 28px;
  }

  .title-sub {
    font-size: 18px;
  }

  .hero-description {
    font-size: 16px;
  }

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

  .lite-btn {
    width: 100%;
    justify-content: center;
  }
}

/* ========================================
   アクセシビリティ対応
======================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

*:focus-visible {
  outline: 3px solid var(--primary-red);
  outline-offset: 2px;
}

.lite-btn:hover {
	text-decoration: none;
	color: #FFF;
}

.bk-connect h3 {
	text-align: center!important;
}

.bk-connect figure img {
	border-width: 0;
	margin-bottom: 40px;
}

.bk-connect div {
	text-align: justify;
	margin: 10px 0;
}

.hero-video {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
  display: block;
  pointer-events: none; /* ユーザー操作を無効化 */
  user-select: none; /* テキスト選択を無効化 */
}

/* フォールバック画像（動画内） */
.hero-video .hero-image {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}



.ruiji-top-cta {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	background: #E9ECEF;
	background: linear-gradient(180deg,rgba(233, 236, 239, 1) 50%, rgba(248, 249, 250, 1) 50%);
}
.ruiji-top-cta a {
	display: block;
	margin: 20px;
	border-radius: 10px;
	overflow: hidden;
	border: 1px solid #CCC;
	box-shadow: 0px 10px 10px -6px rgba(0, 0, 0, 0.3);
}