/* Landing Page Styles */
.landing-page, .guide-page {
  line-height: 1.6;
  color: #333;
}

/* Hero Section - 改良版（サイトカラー準拠） */
.hero-section {
  background: #FFFFFF;
  color: white;
  padding: 100px 0;
  text-align: center;
  position: relative;
}

/* 読みやすさを向上させるための軽いオーバーレイ */
.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 1);
  z-index: 1;
}

.hero-section .container {
  position: relative;
  z-index: 2;
}

.hero-section h1 {
  font-size: 3rem;
  margin-bottom: 30px;
  font-weight: 700;
  line-height: 1.2;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
  letter-spacing: -0.5px;
}


.hero-subtitle {
  font-size: 1.4rem;
  margin-bottom: 40px;
  opacity: 0.95;
  font-weight: 400;
  text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.2);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

.cta-buttons {
  margin-bottom: 50px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

.btn-primary, .btn-secondary {
  display: inline-block;
  padding: 18px 35px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  text-shadow: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  min-width: 200px;
  text-align: center;
}

.btn-primary {
  background: #ff6b6b;
  color: white;
  border: 2px solid transparent;
}

.btn-primary:hover {
  background: #ff5252;
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(255, 107, 107, 0.4);
  color: white;
  text-decoration: none;
}

.btn-secondary {
  background: #ff6b6b;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-secondary:hover {
  background: #ff5252;
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-3px);
  color: white;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

.trust-indicators {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 25px;
  opacity: 1;
}

.trust-indicators span {
  background: rgba(20, 20, 20, 0.5);
  padding: 12px 20px;
  border-radius: 25px;
  font-size: 1rem;
  font-weight: 500;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
}

.trust-indicators span:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.05);
}

/* Features Grid */
.features-section, .examples-section, .benefits-section {
  padding: 80px 0;
}

.features-grid, .examples-grid, .benefits-grid, .tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.feature-card, .example-card, .benefit {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.feature-card:hover, .example-card:hover {
  transform: translateY(-5px);
}

.feature-card h3, .example-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: #2c3e50;
}

/* Steps Section */
.how-to-section {
  padding: 80px 0;
  background: #f8f9fa;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin: 50px 0;
}

.step {
  text-align: center;
}

.step-number {
  width: 60px;
  height: 60px;
  background: #667eea;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 20px;
}

.step h3 {
  margin-bottom: 15px;
  color: #2c3e50;
}

.cta-center {
  text-align: center;
  margin-top: 50px;
}

/* FAQ Section */
.faq-section {
  padding: 80px 0;
}

.faq-list {
  max-width: 800px;
  margin: 50px auto 0;
}

.faq-item {
  margin-bottom: 20px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  overflow: hidden;
}

.faq-item summary {
  padding: 20px;
  background: #f8f9fa;
  cursor: pointer;
  font-weight: 600;
  color: #2c3e50;
}

.faq-item summary:hover {
  background: #e9ecef;
}

.faq-answer {
  padding: 20px;
  background: white;
}

/* Related Features */
.related-features {
  padding: 60px 0;
  background: #f8f9fa;
}

.related-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.related-card {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s ease;
}

.related-card:hover {
  transform: translateY(-3px);
  color: inherit;
  text-decoration: none;
}

.related-card h3 {
  color: #667eea;
  margin-bottom: 10px;
}

/* Guide Page Specific */
.guide-header {
  background: #ffffff;
  color:#1C1C1C;
  padding: 60px 0;
  text-align: center;
}

.quick-nav {
  margin-top: 30px;
  color:#1C1C1C;
}

.quick-nav a {
  display: inline-block;
  margin: 0 15px;
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.2);
  color: #1C1C1C;
  text-decoration: none;
  border-radius: 25px;
  transition: background 0.3s ease;
}

.quick-nav a:hover {
  background: rgba(255, 255, 255, 0.3);
  color: #ff6b6b;
  text-decoration: none;
}

.guide-section {
  padding: 60px 0;
}

.method-card {
  background: white;
  border-radius: 12px;
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.method-card h3 {
  color: #667eea;
  margin-bottom: 20px;
}

.example-box, .tip-box {
  background: #f8f9fa;
  padding: 20px;
  border-radius: 8px;
  margin-top: 20px;
}

.tip-box {
  border-left: 4px solid #28a745;
}

.example-box {
  border-left: 4px solid #ffc107;
}

.step-by-step {
  margin: 40px 0;
}

.step-item {
  display: flex;
  margin-bottom: 40px;
  align-items: flex-start;
}

.step-number {
  background: #667eea;
  color: white;
  padding: 10px 15px;
  border-radius: 25px;
  font-weight: 600;
  margin-right: 20px;
  white-space: nowrap;
}

.step-content {
  flex: 1;
}

.tip-small {
  background: #e3f2fd;
  padding: 10px;
  border-radius: 6px;
  margin-top: 10px;
  font-size: 0.9rem;
}

.tips-list {
  background: #f8f9fa;
  padding: 20px;
  border-radius: 8px;
  margin-top: 20px;
}

.troubleshooting-section {
  background: #f8f9fa;
  padding: 60px 0;
}

.trouble-item {
  background: white;
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.trouble-item summary {
  padding: 20px;
  cursor: pointer;
  font-weight: 600;
  color: #dc3545;
}

.trouble-solution {
  padding: 0 20px 20px;
}

.contact-box {
  background: white;
  padding: 40px;
  border-radius: 12px;
  text-align: center;
  margin-top: 40px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.tool-card {
  background: white;
  padding: 40px;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.tool-card:hover {
  transform: translateY(-5px);
  color: inherit;
  text-decoration: none;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .hero-section {
    padding: 80px 0;
  }
  
  .hero-section h1 {
    font-size: 2.2rem;
    margin-bottom: 25px;
  }
  
  .hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 35px;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-primary, .btn-secondary {
    width: 100%;
    max-width: 300px;
    padding: 16px 30px;
  }
  
  .trust-indicators {
    gap: 15px;
  }
  
  .trust-indicators span {
    font-size: 0.9rem;
    padding: 10px 16px;
  }
  
  .features-grid, .examples-grid, .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .steps {
    grid-template-columns: 1fr;
  }
  
  .quick-nav a {
    display: block;
    margin: 10px 0;
  }
  
  .step-item {
    flex-direction: column;
  }
  
  .step-number {
    margin-bottom: 15px;
    align-self: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-section h1 {
    font-size: 1.8rem;
    line-height: 1.3;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
}

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

/* Section Titles */
h2 {
  text-align: center;
  font-size: 2.2rem;
  color: #1C1C1C;
  margin-bottom: 20px;
}