.breadcrumb {
      padding: 100px 0 20px;
    }

    .breadcrumb-list {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      font-size: 14px;
      color: var(--text-secondary);
    }

    .breadcrumb-item {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .breadcrumb-item a {
      color: var(--text-secondary);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .breadcrumb-item a:hover {
      color: var(--neon-cyan);
    }

    .breadcrumb-item:last-child {
      color: var(--neon-cyan);
      font-weight: 500;
      max-width: 300px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .breadcrumb-separator {
      color: var(--text-muted);
    }

    .article-detail-main {
      padding: 20px 0 80px;
    }

    .article-detail-card {
      padding: 50px;
    }

    .article-detail-title {
      font-size: 36px;
      font-weight: 800;
      line-height: 1.3;
      color: var(--text-primary);
      margin-bottom: 20px;
    }

    .article-detail-meta {
      display: flex;
      align-items: center;
      gap: 20px;
      flex-wrap: wrap;
      padding-bottom: 24px;
      margin-bottom: 30px;
      border-bottom: 1px solid var(--border-color);
    }

    .article-detail-category {
      display: inline-block;
      padding: 5px 14px;
      border-radius: 14px;
      font-size: 13px;
      color: var(--neon-cyan);
      background: rgba(0, 240, 255, 0.1);
      border: 1px solid rgba(0, 240, 255, 0.2);
      font-weight: 500;
    }

    .article-detail-meta-item {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      color: var(--text-muted);
    }

    .article-detail-meta-item svg {
      width: 16px;
      height: 16px;
    }

    .article-detail-cover {
      width: 100%;
      border-radius: 12px;
      overflow: hidden;
      margin-bottom: 30px;
      border: 1px solid var(--border-color);
      background: var(--bg-secondary);
    }

    .article-detail-cover img {
      width: 100%;
      max-height: 400px;
      object-fit: cover;
      display: block;
    }

    .article-detail-content {
      font-size: 16px;
      line-height: 1.9;
      color: var(--text-secondary);
      white-space: pre-wrap;
      word-break: break-word;
    }

    .article-detail-content p {
      margin-bottom: 16px;
    }

    .article-detail-content h1,
    .article-detail-content h2,
    .article-detail-content h3,
    .article-detail-content h4 {
      color: var(--text-primary);
      margin: 24px 0 12px;
      font-weight: 700;
    }

    .article-detail-content h1 { font-size: 28px; }
    .article-detail-content h2 { font-size: 24px; }
    .article-detail-content h3 { font-size: 20px; }
    .article-detail-content h4 { font-size: 18px; }

    .article-detail-content ul,
    .article-detail-content ol {
      margin-bottom: 16px;
      padding-left: 24px;
    }

    .article-detail-content li {
      margin-bottom: 8px;
    }

    .article-detail-content code {
      background: rgba(0, 240, 255, 0.1);
      padding: 2px 8px;
      border-radius: 4px;
      font-family: 'Consolas', 'Monaco', monospace;
      font-size: 14px;
      color: var(--neon-cyan);
    }

    .article-detail-content pre {
      background: var(--bg-secondary);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 20px;
      overflow-x: auto;
      margin-bottom: 16px;
    }

    .article-detail-content pre code {
      background: none;
      padding: 0;
      color: var(--text-secondary);
    }

    .article-detail-content blockquote {
      border-left: 3px solid var(--neon-cyan);
      padding-left: 20px;
      margin: 20px 0;
      color: var(--text-secondary);
      font-style: italic;
    }

    .article-detail-content .article-thumb {
      display: inline-block;
      position: relative;
      width: 200px;
      height: 150px;
      border-radius: 8px;
      margin: 12px 8px;
      border: 1px solid var(--border-color);
      cursor: zoom-in;
      overflow: hidden;
      background: var(--bg-card);
      transition: all 0.3s ease;
      vertical-align: middle;
    }

    .article-detail-content .article-thumb-img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }

    .article-detail-content .article-thumb-overlay {
      position: absolute;
      top: 0; right: 0; bottom: 0; left: 0;
      background: rgba(0, 0, 0, 0.4);
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      transition: opacity 0.3s ease;
      pointer-events: none;
    }

    .article-detail-content .article-thumb-overlay svg {
      width: 32px;
      height: 32px;
      color: white;
      filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.5));
    }

    .article-detail-content .article-thumb:hover {
      border-color: var(--neon-cyan);
      box-shadow: 0 8px 24px rgba(0, 240, 255, 0.2);
      transform: translateY(-2px);
    }

    .article-detail-content .article-thumb:hover .article-thumb-img {
      transform: scale(1.08);
    }

    .article-detail-content .article-thumb:hover .article-thumb-overlay {
      opacity: 1;
    }

    .lightbox-overlay {
      position: fixed;
      top: 0; right: 0; bottom: 0; left: 0;
      background: rgba(0, 0, 0, 0.92);
      z-index: 9999;
      display: flex;
      align-items: center;
      justify-content: center;
      backdrop-filter: blur(15px);
      animation: fadeIn 0.3s ease;
    }

    .lightbox-overlay.hidden {
      animation: fadeOut 0.3s ease forwards;
    }

    @keyframes fadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }

    @keyframes fadeOut {
      from { opacity: 1; }
      to { opacity: 0; }
    }

    .lightbox-image {
      max-width: 90%;
      max-height: 85vh;
      border-radius: 12px;
      box-shadow: 0 0 50px rgba(0, 240, 255, 0.2);
      animation: zoomIn 0.3s ease;
    }

    @keyframes zoomIn {
      from { transform: scale(0.9); opacity: 0; }
      to { transform: scale(1); opacity: 1; }
    }

    .lightbox-close {
      position: absolute;
      top: 25px;
      right: 35px;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: white;
      font-size: 24px;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: all 0.3s ease;
    }

    .lightbox-close:hover {
      background: rgba(255, 255, 255, 0.2);
      transform: rotate(90deg);
    }

    .lightbox-caption {
      position: absolute;
      bottom: 30px;
      left: 50%;
      transform: translateX(-50%);
      color: rgba(255, 255, 255, 0.7);
      font-size: 14px;
      background: rgba(0, 0, 0, 0.5);
      padding: 6px 16px;
      border-radius: 20px;
    }

    .article-detail-content a {
      color: var(--neon-cyan);
      text-decoration: none;
      border-bottom: 1px solid rgba(0, 240, 255, 0.3);
      transition: all 0.3s ease;
    }

    .article-detail-content a:hover {
      border-bottom-color: var(--neon-cyan);
    }

    .article-detail-actions {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 40px;
      padding-top: 30px;
      border-top: 1px solid var(--border-color);
      flex-wrap: wrap;
      gap: 16px;
    }

    .back-btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 24px;
      font-size: 14px;
      color: var(--neon-cyan);
      text-decoration: none;
      border: 1px solid var(--neon-cyan);
      border-radius: 8px;
      background: rgba(0, 240, 255, 0.05);
      transition: all 0.3s ease;
      font-weight: 500;
    }

    .back-btn:hover {
      background: var(--neon-cyan);
      color: #0a0e17;
      box-shadow: 0 4px 15px var(--neon-glow);
      gap: 12px;
    }

    .back-btn svg {
      width: 16px;
      height: 16px;
      transition: transform 0.3s ease;
    }

    .back-btn:hover svg {
      transform: translateX(-2px);
    }

    .share-buttons {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .share-label {
      font-size: 13px;
      color: var(--text-muted);
    }

    .share-btn {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      border: 1px solid var(--border-color);
      background: var(--bg-secondary);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: all 0.3s ease;
      color: var(--text-secondary);
    }

    .share-btn:hover {
      border-color: var(--neon-cyan);
      color: var(--neon-cyan);
      box-shadow: 0 0 10px var(--neon-glow);
    }

    .share-btn svg {
      width: 16px;
      height: 16px;
    }

    .related-section {
      margin-top: 40px;
    }

    .related-title {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 24px;
    }

    .related-title-icon {
      width: 4px;
      height: 24px;
      background: var(--gradient-1);
      border-radius: 2px;
      box-shadow: 0 0 10px var(--neon-glow);
    }

    .related-title h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-primary);
    }

    .related-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .related-card {
      padding: 20px;
      text-decoration: none;
      display: block;
    }

    .related-card-title {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 10px;
      line-height: 1.5;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      transition: color 0.3s ease;
    }

    .related-card:hover .related-card-title {
      color: var(--neon-cyan);
    }

    .related-card-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 12px;
      color: var(--text-muted);
    }

    .error-state {
      text-align: center;
      padding: 80px 20px;
    }

    .error-icon {
      font-size: 64px;
      margin-bottom: 20px;
      opacity: 0.6;
    }

    .error-title {
      font-size: 24px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 12px;
    }

    .error-desc {
      font-size: 15px;
      color: var(--text-secondary);
      margin-bottom: 30px;
    }

    @media (max-width: 992px) {
      .related-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .article-detail-card {
        padding: 24px;
      }

      .article-detail-title {
        font-size: 24px;
      }

      .article-detail-meta {
        gap: 12px;
      }

      .article-detail-content {
        font-size: 15px;
      }

      .related-grid {
        grid-template-columns: 1fr;
      }

      .breadcrumb-item:last-child {
        max-width: 200px;
      }
    }

    @media (max-width: 576px) {
      .article-detail-card {
        padding: 16px;
      }

      .article-detail-title {
        font-size: 20px;
      }

      .article-detail-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .back-btn {
        justify-content: center;
      }

      .share-buttons {
        justify-content: center;
      }
    }