:root {
      --primary-color: rgb(147, 51, 234);
      --primary-hover: rgb(126, 34, 206);
      --deep-sea-ink: #0B1120;
      --text-dark: #0F172A;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --transition: all 0.3s ease;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; color: var(--text-dark); background-color: #F8FAFC; line-height: 1.6; }
    a { text-decoration: none; color: inherit; transition: var(--transition); }
    
    
    header { background: #FFFFFF; border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05); }
    .header-container { max-width: 1200px; margin: 0 auto; padding: 15px 20px; display: flex; justify-content: space-between; align-items: center; }
    .logo { display: inline-flex; align-items: center; gap: 12px; }
    .logo img { display: block; height: 40px; width: auto; max-width: 160px; object-fit: contain; }
    .logo span { font-size: 20px; font-weight: 800; color: var(--text-dark); }
    .nav-menu { display: flex; gap: 24px; align-items: center; }
    .nav-menu a { font-size: 15px; font-weight: 600; color: var(--text-dark); padding: 8px 12px; border-radius: 6px; }
    .nav-menu a:hover { color: var(--primary-color); background: rgba(147,51,234,0.05); }
    .nav-btn { background: var(--primary-color); color: #FFF !important; padding: 8px 18px !important; border-radius: 8px; font-weight: 600; }
    .hamburger { display: none; background: none; border: none; font-size: 24px; cursor: pointer; }

    
    .drawer-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 1000; opacity: 0; pointer-events: none; transition: var(--transition); backdrop-filter: blur(4px); }
    .drawer { position: fixed; top: 0; left: -320px; width: 320px; height: 100%; background: #FFF; z-index: 1001; transition: var(--transition); padding: 30px 24px; display: flex; flex-direction: column; gap: 30px; }
    .drawer-open .drawer-overlay { opacity: 1; pointer-events: auto; }
    .drawer-open .drawer { left: 0; }
    .drawer-header { display: flex; justify-content: space-between; align-items: center; }
    .drawer-close { background: none; border: none; font-size: 24px; cursor: pointer; }
    .drawer-nav { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; }
    .drawer-nav a { font-size: 16px; font-weight: 600; color: var(--text-dark); padding: 12px; border-radius: 8px; border-bottom: 1px solid var(--border-color); }

    
    .breadcrumb-area { background: #FFFFFF; border-bottom: 1px solid var(--border-color); padding: 20px 0; }
    .breadcrumb-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; font-size: 14px; color: var(--text-muted); }
    .breadcrumb-container a:hover { color: var(--primary-color); }

    
    .detail-wrapper { max-width: 1200px; margin: 40px auto; padding: 0 20px; display: grid; grid-template-columns: 2.5fr 1fr; gap: 40px; }
    .article-main { background: #FFFFFF; border-radius: 16px; border: 1px solid var(--border-color); padding: 40px; }
    
    .detail-header { border-bottom: 1px solid var(--border-color); padding-bottom: 24px; margin-bottom: 30px; }
    .detail-title { font-size: 30px; font-weight: 800; color: var(--text-dark); line-height: 1.3; margin-bottom: 20px; }
    .detail-meta { display: flex; flex-wrap: wrap; gap: 20px; font-size: 14px; color: var(--text-muted); }
    .detail-meta span { display: inline-flex; align-items: center; gap: 6px; }

    
    .detail-content { font-size: 16px; color: #334155; line-height: 1.8; margin-bottom: 40px; }
    .detail-content p { margin-bottom: 24px; }
    .detail-content img { border-radius: 12px; display: block; margin: 30px auto; box-shadow: 0 10px 20px rgba(0,0,0,0.05); max-width: 100%; }
    .detail-content h2, .detail-content h3 { color: var(--text-dark); font-weight: 700; margin-top: 40px; margin-bottom: 16px; }

    
    .detail-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; padding-top: 24px; border-top: 1px dashed var(--border-color); }
    .detail-tags a { background: #F1F5F9; color: var(--text-muted); font-size: 13px; font-weight: 600; padding: 6px 14px; border-radius: 20px; }
    .detail-tags a:hover { background: var(--primary-color); color: #FFF; }

    
    .prev-next { border-top: 1px solid var(--border-color); padding-top: 30px; margin-top: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .pn-link { display: flex; flex-direction: column; gap: 6px; }
    .pn-link span { font-size: 12px; color: var(--text-muted); }
    .pn-link a { font-size: 14px; font-weight: 700; color: var(--text-dark); display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
    .pn-link a:hover { color: var(--primary-color); }

    
    .related-area { border-top: 1px solid var(--border-color); padding-top: 40px; margin-top: 40px; }
    .related-title { font-size: 20px; font-weight: 700; color: var(--text-dark); margin-bottom: 24px; }
    .related-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
    .rel-card { display: flex; gap: 16px; align-items: center; }
    .rel-img { width: 80px; height: 80px; border-radius: 8px; background: #E2E8F0; flex-shrink: 0; overflow: hidden; }
    .rel-img img { width: 100%; height: 100%; object-fit: cover; }
    .rel-info { display: flex; flex-direction: column; gap: 6px; }
    .rel-title { font-size: 14px; font-weight: 700; color: var(--text-dark); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
    .rel-title:hover { color: var(--primary-color); }
    .rel-time { font-size: 12px; color: var(--text-muted); }

    
    .sidebar { display: flex; flex-direction: column; gap: 30px; }
    .widget { background: #FFFFFF; border-radius: 12px; border: 1px solid var(--border-color); padding: 24px; }
    .widget-title { font-size: 18px; font-weight: 700; color: var(--text-dark); margin-bottom: 16px; border-left: 4px solid var(--primary-color); padding-left: 10px; }
    .hot-list { display: flex; flex-direction: column; gap: 14px; }
    .hot-item { display: flex; gap: 12px; align-items: flex-start; }
    .hot-num { background: rgba(147,51,234,0.1); color: var(--primary-color); width: 24px; height: 24px; border-radius: 4px; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; flex-shrink: 0; }
    .hot-text { font-size: 14px; color: var(--text-dark); line-height: 1.4; font-weight: 500; }
    .hot-text:hover { color: var(--primary-color); }

    
    footer { background: #0F172A; color: #94A3B8; padding: 70px 20px 30px; border-top: 1px solid rgba(255,255,255,0.05); }
    .footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 40px; margin-bottom: 50px; }
    .footer-brand { display: flex; flex-direction: column; gap: 20px; }
    .footer-brand .logo span { color: #FFFFFF; }
    .footer-brand p { font-size: 14px; }
    .footer-links h4 { color: #FFFFFF; font-size: 16px; font-weight: 700; margin-bottom: 20px; }
    .footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
    .footer-links ul a { font-size: 14px; }
    .footer-links ul a:hover { color: #FFFFFF; }
    .footer-bottom { max-width: 1200px; margin: 0 auto; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 30px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; font-size: 13px; }

    @media (max-width: 1024px) {
      .detail-wrapper { grid-template-columns: 1fr; }
    }
    @media (max-width: 768px) {
      .nav-menu { display: none; }
      .hamburger { display: block; }
      .article-main { padding: 24px; }
      .related-grid { grid-template-columns: 1fr; }
      .prev-next { grid-template-columns: 1fr; gap: 30px; }
      .footer-container { grid-template-columns: 1fr; }
    }