/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f5f5f5;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

a {
  text-decoration: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 20px;
}

.highlight {
  color: #ff6b00;
}

.highlight-gold {
  color: #ffa400;
  font-weight: bold;
}

.highlight-blue {
  color: #0066ff;
  font-weight: bold;
}

/* Buttons */
.cta-button {
  display: inline-block;
  background: linear-gradient(135deg, #ff6b00 0%, #ff9500 100%);
  color: white;
  font-weight: bold;
  padding: 15px 30px;
  border-radius: 50px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(255, 107, 0, 0.3);
  cursor: pointer;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(255, 107, 0, 0.4);
}

.cta-button.blue {
  background: linear-gradient(135deg, #0066ff 0%, #00b2ff 100%);
  box-shadow: 0 4px 10px rgba(0, 102, 255, 0.3);
}

.cta-button.blue:hover {
  box-shadow: 0 6px 15px rgba(0, 102, 255, 0.4);
}

.cta-button.gray {
  background: linear-gradient(135deg, #666 0%, #999 100%);
  box-shadow: 0 4px 10px rgba(102, 102, 102, 0.3);
}

.cta-button.gray:hover {
  box-shadow: 0 6px 15px rgba(102, 102, 102, 0.4);
}

/* Section Styles */
section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-tag {
  display: inline-block;
  background-color: #ff6b00;
  color: white;
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 0.8rem;
  margin-bottom: 15px;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: #666;
  max-width: 800px;
  margin: 0 auto;
}

/* Hero Section */
.hero {
  position: relative;
  background-color: #041e42;
  color: white;
  padding: 100px 0;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, #041e42 0%, #0a2d5c 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.hero-text {
  flex: 1.5;
  padding-right: 40px;
  max-width: 650px;
}

.hero-text h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  line-height: 1.2;
  background-color: white;
  color: #000;
  display: inline-block;
  padding: 5px 10px;
  margin-bottom: 10px;
}

.hero-text h1 span {
  color: #000;
}

.hero-text p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  white-space: normal;
  line-height: 1.6;
}

.hero-image {
  flex: 1;
  text-align: center;
  position: relative;
}

/* 画像周りの丸い装飾 */
.hero-image::before {
  content: "";
  position: absolute;
  width: 40px;
  height: 40px;
  background-color: #ffd700;
  border-radius: 50%;
  top: 20%;
  right: 5%;
  z-index: 1;
}

.hero-image::after {
  content: "";
  position: absolute;
  width: 25px;
  height: 25px;
  background-color: #ffd700;
  border-radius: 50%;
  bottom: 30%;
  right: 20%;
  z-index: 1;
}

.hero-image img {
  max-width: 80%;
  border-radius: 50%;
  transition: transform 0.3s ease;
  box-shadow: none;
  border: 5px solid white;
  position: relative;
  z-index: 2;
}

.hero-image img:hover {
  transform: scale(1.05);
}

/* ヒーローセクションのCTAボタン */
.hero .cta-button {
  background: linear-gradient(135deg, #ff6b00 0%, #ff9500 100%);
  padding: 12px 30px;
  border-radius: 50px;
  font-size: 1.1rem;
}

/* Concept Section */
.concept {
  background-color: white;
}

.concept-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 50px;
}

.concept-card {
  flex: 1;
  min-width: 300px;
  background-color: #f9f9f9;
  border-radius: 15px;
  padding: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  position: relative;
}

.card-number {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 2rem;
  font-weight: 900;
  color: #ff6b00;
  opacity: 0.3;
}

.card-number.orange {
  color: #ff9500;
}

.card-header {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.card-icon {
  background-color: #ff6b00;
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
}

.card-icon.orange {
  background-color: #ff9500;
}

.card-header h3 {
  margin-bottom: 0;
  font-size: 1.3rem;
}

.card-image {
  margin: 20px 0;
  border-radius: 10px;
  overflow: hidden;
}

.concept-card p {
  font-size: 0.95rem;
  color: #555;
}

/* Features */
.features {
  margin-top: 80px;
  text-align: center;
}

.features h2 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.features-subtitle {
  font-size: 1.1rem;
  color: #666;
  margin-bottom: 50px;
}

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

.feature-card {
  flex: 1;
  min-width: 300px;
  max-width: 350px;
  background-color: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.feature-image {
  position: relative;
}

.feature-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.feature-image h3 {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(0deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0) 100%);
  color: white;
  padding: 20px;
  margin: 0;
  font-size: 1.2rem;
}

.feature-content {
  padding: 20px;
}

.feature-content p {
  font-size: 0.9rem;
  color: #555;
  margin-bottom: 0;
}

/* Benefits Section */
.benefits {
  background-color: #f8f9fa;
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.benefits::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(45deg, #f8f8f8 25%, transparent 25%), 
    linear-gradient(-45deg, #f8f8f8 25%, transparent 25%), 
    linear-gradient(45deg, transparent 75%, #f8f8f8 75%), 
    linear-gradient(-45deg, transparent 75%, #f8f8f8 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
  opacity: 0.4;
  z-index: 0;
}

.benefits::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 20% 30%, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0) 50%),
              radial-gradient(circle at 80% 70%, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0) 50%);
  z-index: 0;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.benefit-item {
  display: flex;
  flex-direction: column;
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  padding: 0;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
  height: 100%;
  position: relative;
}

.benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
  position: relative;
  background-color: #f8f9fa;
  padding: 40px 0;
  display: flex;
  justify-content: center;
  align-items: center;
  border-bottom: 1px solid #eee;
}

.icon-circle {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, #041e42 0%, #0066ff 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 5px 15px rgba(0, 102, 255, 0.3);
  transition: transform 0.3s ease;
  position: relative;
}

.benefit-item:hover .icon-circle {
  transform: scale(1.1) rotate(5deg);
}

/* 番号バッジを削除 */
.number-badge {
  display: none;
}

.benefit-content {
  padding: 30px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  text-align: left; /* テキストを左寄せに */
}

.benefit-content h3 {
  font-size: 1.4rem;
  margin-bottom: 15px;
  color: #222;
  position: relative;
  padding-bottom: 15px;
  text-align: center; /* タイトルを中央揃えに変更 */
}

.benefit-content h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%; /* 中央に配置 */
  transform: translateX(-50%); /* 中央揃え */
  width: 50px;
  height: 3px;
  background: linear-gradient(135deg, #041e42 0%, #0066ff 100%);
}

.benefit-content p {
  color: #555;
  font-size: 1rem;
  line-height: 1.7;
  flex-grow: 1;
  text-align: left; /* 段落を左寄せに */
}

/* Pricing Section */
.pricing {
  background-color: white;
  padding: 80px 0;
}

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

.pricing-card {
  background-color: white;
  border-radius: 15px;
  padding: 40px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.pricing-card.recommended {
  border: 2px solid #0066ff;
  z-index: 2;
}

.recommended-badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background-color: #0066ff;
  color: white;
  padding: 5px 20px;
  border-radius: 20px;
  font-weight: bold;
  font-size: 0.9rem;
}

.pricing-header {
  text-align: center;
  margin-bottom: 20px;
}

.pricing-header.gray h3 {
  color: #555;
}

.pricing-header h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.pricing-header p {
  color: #666;
  font-size: 0.9rem;
}

.pricing-price {
  text-align: center;
  margin-bottom: 20px;
}

.price {
  font-size: 2.5rem;
  font-weight: bold;
  color: #0066ff;
  display: inline-block;
}

.price.gray-gradient {
  background: linear-gradient(135deg, #555 0%, #888 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.period {
  font-size: 0.9rem;
  color: #666;
  display: block;
  margin-top: 5px;
}

.pricing-details {
  text-align: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}

.pricing-details p {
  font-size: 0.85rem;
  color: #888;
  margin-bottom: 0;
}

.pricing-features {
  margin-bottom: 30px;
  flex-grow: 1;
}

.feature {
  display: flex;
  align-items: flex-start;
  margin-bottom: 15px;
}

.feature:last-child {
  margin-bottom: 0;
}

.feature.invisible {
  opacity: 0;
}

.feature-check {
  color: #0066ff;
  font-weight: bold;
  margin-right: 10px;
  font-size: 1.1rem;
}

.feature-check.gray {
  color: #888;
}

.feature p {
  font-size: 0.9rem;
  color: #555;
  margin-bottom: 0;
}

.pricing-note {
  text-align: center;
  font-size: 0.8rem;
  color: #888;
  margin-top: 20px;
  margin-bottom: 0;
}

/* FAQ Section */
.faq {
  background-color: #f8f8f8;
  padding: 80px 0;
}

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

.faq-item {
  padding: 25px 0;
  border-bottom: 1px solid #ddd;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-size: 1.2rem;
  color: #222;
  margin-bottom: 15px;
  position: relative;
  padding-left: 30px;
}

.faq-question::before {
  content: "Q";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: bold;
  color: #0066ff;
}

.faq-answer {
  padding-left: 30px;
  position: relative;
}

.faq-answer::before {
  content: "A";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: bold;
  color: #ff6b00;
}

.faq-answer p {
  color: #555;
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 0;
}

/* Contact Section */
.contact {
  background-color: #f0f0f0;
  color: #333;
  padding: 80px 0;
  text-align: center;
  width: 100%;
}

.contact-content {
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
}

.contact h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
}

.contact h2::after {
  content: '';
  position: absolute;
  width: 100px;
  height: 3px;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #041e42 0%, #0066ff 100%);
}

.contact p {
  font-size: 1.1rem;
  color: #555;
  margin-bottom: 30px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.contact .cta-button {
  background: linear-gradient(135deg, #ff6b00 0%, #ff9500 100%);
  font-size: 1.1rem;
  padding: 15px 40px;
  box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
}

/* Footer */
footer {
  background-color: #222;
  color: #999;
  padding: 30px 0;
  text-align: center;
  font-size: 0.9rem;
}

footer p {
  margin-bottom: 10px;
}

footer p:last-child {
  margin-bottom: 0;
}

/* Responsive Styles */
@media (max-width: 992px) {
  h1 {
    font-size: 2.2rem;
  }

  h2 {
    font-size: 1.8rem;
  }

  .section-title {
    font-size: 2rem;
  }

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

  .hero-text {
    padding-right: 0;
    margin-bottom: 40px;
  }
  
  .concept-card {
    flex: 100%;
  }

  .hero-text h1 {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  section {
    padding: 60px 0;
  }

  .hero {
    padding: 80px 0;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .benefit-item {
    flex-direction: column;
    gap: 20px;
  }

  .benefit-icon {
    align-self: flex-start;
  }

  .pricing-cards {
    grid-template-columns: 1fr;
  }

  .contact h2 {
    font-size: 1.8rem;
  }
  
  .contact p {
    font-size: 1rem;
  }

  .hero-image::before,
  .hero-image::after {
    display: none;
  }

  .benefits {
    padding: 60px 0;
  }
  
  .benefit-icon {
    padding: 30px 0;
  }
  
  .icon-circle {
    width: 60px;
    height: 60px;
  }
  
  .benefit-content {
    padding: 25px;
  }
  
  .benefit-content h3 {
    font-size: 1.2rem;
  }
}

.benefits .section-header {
  text-align: center;
  margin-bottom: 50px;
  position: relative;
  z-index: 1;
}

.benefits .section-title {
  color: #333;
  background-color: transparent;
  position: relative;
  display: inline-block;
}

.benefits .section-title::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 5px;
  bottom: -10px;
  left: 0;
  background: linear-gradient(135deg, #041e42 0%, #0066ff 100%);
}