/* ================================================
   AI & INTELLIGENCE PAGE STYLES
   ================================================ */

/* Font Imports */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=M+PLUS+1p:wght@500;700;800&display=swap');

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

.hero-section {
  position: relative;
  background-color: #ffffff;
  padding: 5rem 1rem;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.hero-title {
  font-family: 'M PLUS 1p', 'Noto Sans JP', sans-serif;
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
  color: #000000;
}

.hero-subtitle {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 18px;
  color: #718096;
}

/* ================================================
   Introduction Section
   ================================================ */

.intro-section {
  padding: 5rem 1rem;
  background-color: #f7fafc;
}

.intro-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.intro-content {
  max-width: 48rem;
}

.intro-title {
  font-family: 'M PLUS 1p', 'Noto Sans JP', sans-serif;
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  color: var(--wedo-vibrant-blue);
}

.intro-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #4a5568;
  margin-bottom: 1rem;
}

/* ================================================
   Features Section
   ================================================ */

.features-section {
  padding: 5rem 1rem;
  background-color: #ffffff;
}

.features-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.feature-card {
  display: flex;
  flex-direction: column;
}

.feature-badge {
  display: inline-block;
  padding: 0.375rem 1rem;
  background-color: var(--wedo-vibrant-blue);
  color: #ffffff;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  font-weight: 500;
  border-radius: 0.25rem;
  margin-bottom: 1.5rem;
  align-self: flex-start;
}

.feature-title-wrapper {
  min-height: 5.5rem;
  display: flex;
  align-items: stretch;
  /* align-items: flex-end; */
}

.feature-title {
  font-family: 'M PLUS 1p', 'Noto Sans JP', sans-serif;
  font-size: 32px;
  font-weight: 700;
  line-height: 1.2;
  color: #000000;
  border-bottom: 4px solid var(--wedo-vibrant-blue);
  padding-bottom: 0.5rem;
  margin-bottom: 0;
}

.feature-description {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: #718096;
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
}

.feature-content {
  margin-bottom: 1.5rem;
}

.feature-paragraph {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #4a5568;
  margin-bottom: 1rem;
}

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

.feature-note {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #4a5568;
  margin-top: 1.5rem;
}

/* ================================================
   BDAI Section
   ================================================ */

.bdai-section {
  padding: 5rem 1rem;
  background-color: var(--wedo-vibrant-blue);
  color: #ffffff;
}

.bdai-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.bdai-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.bdai-text {
  /* Text column */
}

.bdai-title {
  font-family: 'M PLUS 1p', 'Noto Sans JP', sans-serif;
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.bdai-paragraph {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.bdai-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  background-color: #ffffff;
  color: var(--wedo-vibrant-blue);
  border-radius: 9999px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
  margin-top: 1rem;
}

.bdai-download-btn:hover {
  background-color: #f7fafc;
}

.bdai-video {
  /* Video column */
}

.video-placeholder {
  background-color: #1a202c;
  border-radius: 0.5rem;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #718096;
  gap: 0.75rem;
  /* min-height: 260px; */
}

.video-placeholder svg {
  opacity: 0.4;
}

.video-placeholder span {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  opacity: 0.6;
}
.video-placeholder video {
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
}
/* ================================================
   Ontology Section
   ================================================ */

.ontology-section {
  padding: 5rem 1rem;
  background-color: #f7fafc;
}

.ontology-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.ontology-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.ontology-text {
  /* Text column */
}

.ontology-title {
  font-family: 'M PLUS 1p', 'Noto Sans JP', sans-serif;
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--wedo-vibrant-blue);
  margin-bottom: 1.5rem;
}

.ontology-paragraph {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #4a5568;
  margin-bottom: 1rem;
}

.ontology-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  background-color: var(--wedo-vibrant-blue);
  color: #ffffff;
  border-radius: 9999px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
  margin-top: 1rem;
}

.ontology-download-btn:hover {
  background-color: var(--wedo-deep-blue);
}

.ontology-video {
  /* Video column */
}

/* ================================================
   Tablet Responsive (max-width: 1024px)
   ================================================ */

@media (max-width: 1024px) {
  .hero-title {
    font-size: 40px;
  }

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

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

  .bdai-title,
  .ontology-title {
    font-size: 32px;
  }
}

/* ================================================
   Desktop Responsive (min-width: 768px)
   ================================================ */

@media (min-width: 768px) {
  .hero-title {
    font-size: 48px;
  }

  .intro-title {
    font-size: 42px;
  }

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

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

  .bdai-title,
  .ontology-title {
    font-size: 36px;
  }

  .bdai-grid,
  .ontology-grid {
    grid-template-columns: 1fr 1fr;
  }
  .video-placeholder {
    min-height: 260px;
  }
}

/* ================================================
   Mobile Responsive (max-width: 767px)
   ================================================ */

@media (max-width: 767px) {
  .hero-section {
    padding: 3rem 1rem;
  }

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

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

  .intro-section {
    padding: 3rem 1rem;
  }

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

  .intro-text {
    font-size: 15px;
  }

  .intro-text br {
    display: none;
  }

  .features-section {
    padding: 3rem 1rem;
  }

  .features-container {
    gap: 2rem;
  }

  .feature-title-wrapper {
    min-height: auto;
  }

  .feature-title {
    font-size: 24px;
  }

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

  .feature-paragraph,
  .feature-note {
    font-size: 15px;
  }

  .bdai-section {
    padding: 3rem 1rem;
  }

  .bdai-grid {
    gap: 2rem;
  }

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

  .bdai-paragraph {
    font-size: 15px;
  }

  .ontology-section {
    padding: 3rem 1rem;
  }

  .ontology-grid {
    gap: 2rem;
  }

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

  .ontology-paragraph {
    font-size: 15px;
  }
}