/* ======================
   Blog Article Page (post.html)
   ====================== */

.article-wrapper {
  padding-top: calc(var(--header-height) + 2rem);
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2rem;
  padding-left: 3rem;
  padding-right: 3rem;
}

.article-container {
  background: var(--bg-card);
  border-radius: 20px;
  box-shadow: 0 15px 40px rgba(59,130,246,0.25);
  padding: 0.5rem 3rem 2rem 3rem;
  margin-bottom: 3rem;
  min-width: 0;
  overflow: hidden;
}

.article-container * {
  max-width: 100%;
  box-sizing: border-box;
}

.article-header h1 {
  font-size: 1.6rem;
  background: var(--metallic-blue-mid);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
  padding-top: 2rem;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 1rem 0rem;
}

.article-container ul,
.article-container ol {
  padding-left: 1em;
  margin-bottom: 1.2rem;
}

.article-container li {
  margin-bottom: 0.5em;
}

.article-container img,
.article-container iframe,
.article-container video {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Centered content block */
.article-container .centered {
  text-align: center;
  margin: 1.5rem 0;
}

.article-container .centered img {
  margin: 0 auto 0.5rem auto;
}

.article-container .centered a {
  display: block;
}

.meta-info {
  font-size: 0.9rem;
}

/* Social Links in article header */
.post-social-links {
  display: flex;
  gap: 0.4rem;
}
.post-social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-secondary);
  color: var(--metallic-blue-light);
  text-decoration: none;
  font-size: 12px;
  transition: all 0.3s;
}
.post-social-links a:hover {
  background: var(--gradient-metallic);
  color: white;
  box-shadow: 0 0 6px rgba(59,130,246,0.5);
}

/* SSR language containers (block-level override for base.css inline rules) */
#article-body > .article-lang {
  display: none;
}
#article-body > .article-lang.en {
  display: block;
}
body.lang-ja #article-body > .article-lang.ja {
  display: block;
}
body.lang-ja #article-body > .article-lang.en {
  display: none;
}

/* Article body */
.article-container h2 {
  color: var(--metallic-blue-bright);
  margin: 3rem 0 1rem;
  font-weight: 700;
  scroll-margin-top: calc(var(--header-height) + 40px);
}

.article-container h3 {
  color: var(--metallic-blue-bright);
  margin: 2.5rem 0 1rem;
  font-weight: 700;
  scroll-margin-top: calc(var(--header-height) + 40px);
}

.article-container h4 {
  color: var(--metallic-blue-bright);
  margin: 2.5rem 0 1rem;
  font-weight: 700;
  font-size: 1.1rem;
  scroll-margin-top: calc(var(--header-height) + 40px);
}
.article-container p {
  margin-bottom: 1.2rem;
  color: var(--text-primary);
}
.article-container a {
  color: var(--metallic-blue-light);
  text-decoration: underline;
}

/* Sidebar (Table of Contents) */
.sidebar-card {
  background: var(--bg-card);
  border-radius: 15px;
  padding: 2.5rem 1.5rem;
  box-shadow: 0 8px 20px rgba(59,130,246,0.2);
  position: sticky;
  top: calc(var(--header-height) + 1rem);
  max-height: calc(100vh - var(--header-height) - 2rem);
  overflow-y: auto;
  margin-bottom: 3rem;
  width: 100%;
}

/* Custom scrollbar for sidebar */
.sidebar-card::-webkit-scrollbar {
  width: 6px;
}

.sidebar-card::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-card::-webkit-scrollbar-thumb {
  background: var(--metallic-blue-dark);
  border-radius: 3px;
}

.sidebar-card::-webkit-scrollbar-thumb:hover {
  background: var(--metallic-blue-mid);
}
.sidebar-card h3 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  font-weight: 700;
  color: var(--metallic-blue-light);
}
#toc {
  list-style: none;
  padding-left: 0;
  margin: 0;
}
#toc li {
  margin: 0rem 0;
}
#toc a {
  display: block;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  line-height: 1.5;
  transition: all 0.2s;
}
#toc li.toc-sub {
  padding-left: 1rem;
}
#toc a:hover {
  background: rgba(59,130,246,0.1);
  color: var(--metallic-blue-light);
}
#toc a.active {
  background: var(--gradient-metallic);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 0 12px rgba(59,130,246,0.5);
}

/* Link Card (Eye-catch style) */
.link-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: linear-gradient(135deg, #1a1e24 0%, #0d1117 100%);
  border: 1px solid var(--metallic-blue-dark);
  border-radius: 10px;
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  text-decoration: none;
  transition: all 0.3s;
}

.link-card:hover {
  border-color: var(--metallic-blue-mid);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.25);
  transform: translateY(-2px);
}

.link-card-icon {
  font-size: 2rem;
  color: var(--metallic-blue-light);
  flex-shrink: 0;
}

.link-card-content {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.link-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--metallic-blue-bright);
}

.link-card-url {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Link Card Light (White background for external sites) */
.link-card-light {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  text-decoration: none;
  transition: all 0.3s;
}

.link-card-light:hover {
  border-color: var(--metallic-blue-mid);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.2);
  transform: translateY(-2px);
}

.link-card-light .link-card-icon {
  font-size: 2rem;
  color: var(--metallic-blue-mid);
  flex-shrink: 0;
}

.link-card-light .link-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a1a1a;
}

.link-card-light .link-card-url {
  font-size: 0.85rem;
  color: #666;
}

/* Service CTA Card (Eye-catching with image) */
.service-cta-card {
  display: flex;
  align-items: stretch;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  border: 1px solid transparent;
  border-radius: 16px;
  overflow: hidden;
  margin: 2.5rem 0;
  text-decoration: none;
  box-shadow: 0 10px 40px rgba(59, 130, 246, 0.25);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  max-width: 100%;
  box-sizing: border-box;
}

.service-cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  padding: 2px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6, #3b82f6);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.6;
  transition: opacity 0.4s;
}

.service-cta-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 25px 60px rgba(59, 130, 246, 0.4);
}

.service-cta-card:hover::before {
  opacity: 1;
}

.service-cta-card-image {
  width: 180px;
  min-height: 140px;
  object-fit: cover;
  flex-shrink: 0;
}

.service-cta-card-content {
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.5rem;
  flex: 1;
}

.service-cta-card-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #8b5cf6;
  font-weight: 600;
}

.service-cta-card-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}

.service-cta-card-desc {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.5;
}

.service-cta-card-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding: 0.6rem 1.2rem;
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  border-radius: 25px;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  width: fit-content;
  transition: all 0.3s;
}

.service-cta-card:hover .service-cta-card-button {
  background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 100%);
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.5);
}

.service-cta-card-button i {
  transition: transform 0.3s;
}

.service-cta-card:hover .service-cta-card-button i {
  transform: translateX(4px);
}

@media (max-width: 600px) {
  .service-cta-card {
    flex-direction: column;
  }
  .service-cta-card-image {
    width: 100%;
    height: 160px;
  }
}

/* Code Block */
.article-container pre {
  margin-bottom: 2rem;
  padding: 1rem;
  background: #0d1117;
  border: 1px solid var(--metallic-blue-dark);
  border-radius: 8px;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.article-container pre code {
  padding: 0;
  background: transparent;
  white-space: pre-wrap;
  word-wrap: break-word;
}

/* Report Link with Caption */
.report-link {
  display: block;
  text-decoration: none;
  margin: 1.5rem 0;
  transition: all 0.3s;
}

.report-link:hover {
  transform: translateY(-2px);
}

.report-link img {
  border: 1px solid var(--metallic-blue-dark);
  border-radius: 8px;
  transition: all 0.3s;
}

.report-link:hover img {
  border-color: var(--metallic-blue-mid);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.25);
}

.report-link-caption {
  display: block;
  text-align: center;
  margin-top: 0.8rem;
  font-size: 0.95rem;
  color: var(--metallic-blue-light);
  font-weight: 500;
}

/* Dashboard Gallery */
.dashboard-gallery {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin: 2rem 0;
}

.dashboard-item {
  background: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
  border: 1px solid var(--metallic-blue-dark);
  border-radius: 12px;
  padding: 1.5rem;
  transition: all 0.3s;
}

.dashboard-item:hover {
  border-color: var(--metallic-blue-mid);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.2);
}

.dashboard-item-title {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--metallic-blue-bright);
  margin-bottom: 1rem;
}

.dashboard-item-title i {
  font-size: 1.2rem;
  color: var(--metallic-blue-light);
}

.dashboard-item img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.dashboard-item-desc {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}