/* ブログ記事ページ用CSS */
.blog-article-main {
  background: var(--light-gray);
  padding: 48px 0 32px 0;
}
.blog-article.container {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(30,144,255,0.07);
  max-width: 820px;
  margin: 0 auto;
  padding: 48px 32px 40px 32px;
}
.blog-article-header h1 {
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--primary-blue);
  margin-bottom: 18px;
  line-height: 1.13;
  letter-spacing: 0.02em;
}
.blog-article-header .blog-article-lead {
  font-size: 1.4rem;
  color: var(--text-medium);
  margin-bottom: 28px;
}
.blog-article-toc {
  background: var(--light-gray);
  border-radius: 8px;
  padding: 5px 24px;
  margin-bottom: 36px;
  box-shadow: 0 2px 8px rgba(0,114,224,0.04);
}
.blog-article-toc h2 {
  font-size: 1.6rem;
  color: var(--primary-blue-dark);
  font-weight: 700;
  margin-bottom: 10px;
}
.blog-article-toc ol {
  padding-left: 18px;
  color: var(--primary-blue);
  font-size: 1.6rem;
}
.blog-article-toc li, .blog-article-toc a {
  font-size: 1.4rem;
  margin-bottom: 6px;
}
.blog-article section {
  margin-bottom: 40px;
}
.blog-article h2 {
  font-size: 2.0rem;
  color: var(--primary-blue-dark);
  font-weight: 700;
  border-left: 5px solid var(--primary-blue);
  padding-left: 14px;
  margin: 2.2em 0 1em 0;
}
.blog-article h3 {
  font-size: 1.8rem;
  color: var(--primary-blue);
  font-weight: 600;
  margin: 1.5em 0 0.7em 0;
}
.blog-article p {
  font-size: 1.5rem;
  color: var(--text-dark);
  line-height: 1.9;
  margin-bottom: 18px;
}
.blog-article ul, .blog-article ol {
  margin-bottom: 18px;
  padding-left: 24px;
}
.blog-article li {
  font-size: 1.05rem;
  color: var(--text-dark);
  margin-bottom: 8px;
  line-height: 1.7;
}
@media (max-width: 900px) {
  .blog-article.container {
    padding: 28px 4vw 24px 4vw;
  }
  .ai-type-grid, .ai-case-grid, .ai-flow-steps {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    align-items: stretch;
    justify-items: center;
  }
  .ai-overview-box, .ai-flow-steps {
    flex-wrap: nowrap;
    overflow-x: auto;
    white-space: nowrap;
    gap: 6px;
    padding: 12px 0;
    font-size: 1rem;
    justify-content: flex-start;
  }
  .ai-type-item, .ai-case-item {
    min-width: 0;
    max-width: 98vw;
    width: 98%;
    font-size: 1rem;
  }
  .ai-overview-box {
    flex-direction: column;
    gap: 6px;
    padding: 12px 8px;
    font-size: 1rem;
  }
  .ai-overview-label {
    font-size: 0.98rem;
    padding: 4px 10px;
  }
  .ai-type-item, .ai-case-item {
    min-width: 80vw;
    max-width: 98vw;
    padding: 14px 8px;
    font-size: 1rem;
  }
  .ai-flow-step {
    min-width: 80vw;
    max-width: 98vw;
    padding: 10px 8px;
    font-size: 1rem;
  }
  .ai-flow-arrow {
    font-size: 1.2rem;
    margin: 0 0 0 0;
  }
  .ai-overview-arrow {
    font-size: 1.2em;
    content: '↓';
    display: inline-block;
  }
  body, .blog-article {
    font-size: 1.3rem;
  }
  .blog-article-header h1 {
    font-size: 3.2rem;
  }
  .blog-article h2 {
    font-size: 2.0rem;
    padding-left: 8px;
  }
  .blog-article h3 {
    font-size: 1.8rem;
  }
  .blog-article p {
    font-size: 1.4rem;
  }
  .blog-article-toc li, .blog-article-toc a {
    font-size: 1.15rem;
  }
}
@media (max-width: 600px) {
  .blog-article-main {
    padding: 18px 0 8px 0;
  }
  .blog-article.container {
    padding: 10px 2vw 8px 2vw;
  }
  .blog-article-header h1 {
    font-size: 2.5rem;
  }
  .blog-article h2 {
    font-size: 2.0rem;
    padding-left: 8px;
  }
  .blog-article h3 {
    font-size: 1.8rem;
  }
  .blog-article p {
    font-size: 1.4rem;
  }
  .ai-type-grid, .ai-case-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .ai-type-item, .ai-case-item {
    width: 99%;
    font-size: 0.98rem;
  }
  .ai-overview-box, .ai-flow-steps {
    gap: 4px;
    padding: 8px 0;
    font-size: 0.98rem;
  }
  .ai-overview-label {
    font-size: 0.98rem;
    padding: 4px 10px;
  }
  .ai-flow-step {
    font-size: 0.98rem;
  }
  .ai-flow-step span {
    font-size: 0.98em;
    margin-right: 4px;
    width: 1.3em;
    height: 1.3em;
  }
  .ai-flow-arrow {
    font-size: 1rem;
    margin: 0;
  }
  .ai-case-icon {
    font-size: 1.5rem;
  }
}

.blog-figure {
  margin: 28px 0 24px 0;
  text-align: center;
}
.ai-overview-box {
  display: inline-flex;
  align-items: center;
  background: #f0f8ff;
  border-radius: 8px;
  padding: 16px 24px;
  box-shadow: 0 2px 8px rgba(0,114,224,0.06);
  font-size: 1.1rem;
  font-weight: 600;
  gap: 12px;
}
.ai-overview-label {
  color: var(--primary-blue-dark);
  background: #fff;
  border-radius: 6px;
  padding: 6px 16px;
  border: 1.5px solid var(--primary-blue-light);
  font-size: 1.08rem;
}
.ai-overview-arrow {
  color: var(--primary-blue);
  font-size: 1.3rem;
  font-weight: 700;
}
.ai-overview-caption {
  font-size: 0.98rem;
  color: var(--text-medium);
  margin-top: 8px;
}

.ai-type-grid {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}
.ai-type-item {
  background: #f8fafd;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,114,224,0.05);
  padding: 18px 20px;
  min-width: 140px;
  max-width: 200px;
  text-align: center;
  border: 1.5px solid var(--primary-blue-light);
}
.ai-type-title {
  color: var(--primary-blue);
  font-weight: 700;
  font-size: 1.08rem;
  margin-bottom: 6px;
}
.ai-type-desc {
  color: var(--text-dark);
  font-size: 0.98rem;
}
.ai-type-caption {
  font-size: 0.98rem;
  color: var(--text-medium);
  margin-top: 8px;
}

.ai-flow-steps {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}
.ai-flow-step {
  background: #f0fff8;
  border-radius: 8px;
  border: 1.5px solid var(--neo-green-light);
  color: var(--primary-blue-dark);
  font-weight: 700;
  font-size: 1.05rem;
  padding: 12px 18px;
  min-width: 120px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(39,255,20,0.04);
  display: flex;
  align-items: center;
  gap: 6px;
}
.ai-flow-step span {
  background: var(--neo-green-light);
  color: #fff;
  border-radius: 50%;
  width: 1.7em;
  height: 1.7em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05em;
  margin-right: 8px;
}
.ai-flow-arrow {
  font-size: 1.5rem;
  color: var(--primary-blue);
  font-weight: 700;
}
.ai-flow-caption {
  font-size: 0.98rem;
  color: var(--text-medium);
  margin-top: 8px;
}

.ai-case-grid {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}
.ai-case-item {
  background: #f8fafd;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,114,224,0.05);
  padding: 18px 14px 12px 14px;
  min-width: 120px;
  max-width: 160px;
  text-align: center;
  border: 1.5px solid var(--primary-blue-light);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.ai-case-icon {
  font-size: 2.1rem;
  margin-bottom: 6px;
}
.ai-case-title {
  color: var(--primary-blue);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 2px;
}
.ai-case-desc {
  color: var(--text-dark);
  font-size: 0.97rem;
}
.ai-case-caption {
  font-size: 0.98rem;
  color: var(--text-medium);
  margin-top: 8px;
}

.ai-overview-box, .ai-flow-steps {
  overflow-x: auto;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
  justify-content: flex-start;
}
.ai-overview-box > *, .ai-flow-steps > * {
  display: inline-flex;
  vertical-align: middle;
  white-space: normal;
}
.ai-overview-arrow, .ai-flow-arrow {
  min-width: 1.5em;
  min-height: 1.5em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}