/* Discoveries Corporate Site — case-legacy styles (本番サイトから移行した既存 11 事例の共通スタイル) */

.breadcrumb { padding: 1.5rem 0; font-size: 0.875rem; color: #6E6E73; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0; padding: 0; }
.breadcrumb li { display: flex; align-items: center; }
.breadcrumb li::after { content: '/'; margin-left: 0.5rem; color: #C0C0C5; }
.breadcrumb li:last-child::after { content: ''; }
.breadcrumb a { color: inherit; text-decoration: none; }
.breadcrumb a:hover { color: #0066CC; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }
.container-md { max-width: 760px; margin: 0 auto; padding: 0 1.5rem; }

.article-hero { padding: 1rem 0 3rem; }
.article-hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; align-items: center; }
.article-hero-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }
.tag { font-size: 0.75rem; padding: 0.25rem 0.875rem; border-radius: 999px; font-weight: 500; }
.tag-industry { background: #E8F0FD; color: #0066CC; }
.tag-purpose { background: #FFF4E5; color: #B45309; }
.tag-product { background: #E6F4EA; color: #047857; }
.article-company-logo { max-width: 180px; max-height: 60px; margin-bottom: 1rem; }
.article-company-logo img { max-width: 100%; max-height: 60px; object-fit: contain; }
.article-company { font-size: 0.95rem; color: #6E6E73; margin: 0 0 0.5rem; font-weight: 500; }
.article-title { font-size: clamp(1.6rem, 2.8vw, 2.4rem); font-weight: 700; line-height: 1.35; letter-spacing: -0.02em; color: #1D1D1F; margin: 0.5rem 0 2rem; }
.article-meta { display: flex; flex-wrap: wrap; gap: 2rem; border-top: 1px solid #E5E5E7; padding-top: 1.25rem; }
.article-meta-item { display: flex; flex-direction: column; gap: 0.25rem; }
.article-meta-label { font-size: 0.75rem; color: #86868B; }
.article-meta-value { font-size: 0.95rem; font-weight: 600; color: #1D1D1F; }
.article-hero-image { border-radius: 16px; overflow: hidden; background: #F5F5F7; aspect-ratio: 4/3; }
.article-hero-image img { width: 100%; height: 100%; object-fit: cover; display: block; }

.article-body { padding: 3rem 0 5rem; }
.article-lead { font-size: 1.0625rem; line-height: 1.8; color: #424245; margin: 0 0 3rem; padding: 1.5rem 0; border-top: 1px solid #E5E5E7; border-bottom: 1px solid #E5E5E7; }
.article-h2 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.01em; color: #1D1D1F; margin: 3rem 0 1.25rem; line-height: 1.4; }
.article-h3 { font-size: 1.125rem; font-weight: 600; color: #1D1D1F; margin: 2rem 0 0.75rem; line-height: 1.5; }
.article-body p { font-size: 1rem; line-height: 1.85; color: #424245; margin: 0 0 1.25rem; }
.article-list { padding-left: 1.5rem; margin: 0 0 1.5rem; }
.article-list li { font-size: 1rem; line-height: 1.85; color: #424245; margin-bottom: 0.5rem; }
.article-quote { background: #FBFBFD; border-left: 4px solid #0066CC; padding: 1.25rem 1.5rem; margin: 1.5rem 0; border-radius: 0 8px 8px 0; }
.article-quote-author { font-size: 0.85rem; color: #6E6E73; margin: 0 0 0.5rem; font-weight: 500; }
.article-quote blockquote { margin: 0; font-size: 0.95rem; line-height: 1.8; color: #1D1D1F; }
.article-divider { border: none; border-top: 1px solid #E5E5E7; margin: 2.5rem 0; }

.cta-section { background: #F5F5F7; padding: 4rem 0; }
.cta-card { max-width: 720px; margin: 0 auto; text-align: center; background: #fff; padding: 3rem 2rem; border-radius: 20px; box-shadow: 0 1px 4px rgba(0,0,0,0.04); }
.cta-eyebrow { font-size: 0.75rem; color: #0066CC; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; margin: 0 0 0.75rem; }
.cta-title { font-size: 1.5rem; font-weight: 700; color: #1D1D1F; margin: 0 0 0.875rem; }
.cta-lead { font-size: 0.95rem; line-height: 1.7; color: #424245; margin: 0 0 1.5rem; }
.cta-buttons { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.btn-cta { display: inline-flex; align-items: center; padding: 0.875rem 1.5rem; border-radius: 999px; font-size: 0.95rem; font-weight: 500; text-decoration: none; transition: transform .15s, box-shadow .15s; }
.btn-cta-primary { background: linear-gradient(135deg, #0066CC, #7B3FF2); color: #fff; }
.btn-cta-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,102,204,.3); }
.btn-cta-ghost { background: transparent; color: #1D1D1F; border: 1px solid #C0C0C5; }
.btn-cta-ghost:hover { background: #F5F5F7; }

.related-cases { padding: 5rem 0; }
.related-cases-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem; }
.related-cases-title { font-size: 1.5rem; font-weight: 700; color: #1D1D1F; margin: 0; }
.related-cases-link { color: #0066CC; text-decoration: none; font-size: 0.95rem; font-weight: 500; }
.related-cases-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.related-card { display: flex; flex-direction: column; background: #fff; border: 1px solid #E5E5E7; border-radius: 16px; overflow: hidden; text-decoration: none; color: inherit; transition: transform .2s, box-shadow .2s; }
.related-card:hover { transform: translateY(-4px); box-shadow: 0 6px 20px rgba(0,0,0,0.08); }
.related-card-thumb { background: #F5F5F7; aspect-ratio: 16/10; overflow: hidden; }
.related-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.related-card-body { padding: 1.25rem; }
.related-card-company { font-size: 0.8rem; color: #6E6E73; margin: 0 0 0.5rem; }
.related-card-title { font-size: 0.95rem; line-height: 1.5; color: #1D1D1F; font-weight: 600; margin: 0; }

@media (max-width: 860px) {
  .article-hero-grid { grid-template-columns: 1fr; }
  .article-hero-image { aspect-ratio: 16/10; }
}