/* Header */
    .header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 48px;
      border-bottom: 1px solid #1f2937;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .logo img {
      height: 32px;
    }

    /* Hero Section */
    .hero {
      margin-top: 2rem;
      text-align: center;
      padding: 80px 48px 60px;
    }

    .hero-title {
      font-size: 64px;
      font-weight: 500;
      margin-bottom: 16px;
      color: #ffffff;
      line-height: 1.4;
    }

    .hero-subtitle {
      font-size: 16px;
      color: #a9caec;
      max-width: 600px;
      margin: 0 auto;
      line-height: 1.7;
    }

    /* Main Content */
    .main {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 48px 80px;
    }

    /* Section */
    .section {
      margin-bottom: 64px;
    }

    .section-header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }

    .section-icon {
      width: 32px;
      height: 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(34, 211, 238, 0.1);
      border-radius: 8px;
    }

    .section-icon svg {
      width: 18px;
      height: 18px;
      color: #22d3ee;
    }

    .section-title {
      font-size: 32px;
      font-weight: 500;
      color: #ffffff;
    }

    .section-subtitle {
      color: #a9caec;
      font-size: 14px;
      margin-left: 44px;
      margin-bottom: 24px;
    }

    /* Product Cards */
    .product-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .product-card {
      background: #111827;
      border: 1px solid #1f2937;
      border-radius: 12px;
      padding: 24px;
      transition: border-color 0.3s ease;
    }

    .product-card:hover {
      border-color: #374151;
    }

    .product-card.coming-soon {
      opacity: 0.6;
    }

    .product-header {
      display: flex;
      align-items: flex-start;
      gap: 16px;
      margin-bottom: 16px;
    }

    .product-icon {
      width: 48px;
      height: 48px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(34, 211, 238, 0.1);
      border-radius: 10px;
      flex-shrink: 0;
    }

    .product-icon svg {
      width: 24px;
      height: 24px;
      color: #22d3ee;
    }

    .product-icon.purple {
      background: rgba(167, 139, 250, 0.1);
    }

    .product-icon.purple svg {
      color: #a78bfa;
    }

    .product-info {
      flex: 1;
    }

    .product-badge {
      display: inline-block;
      background: rgba(34, 211, 238, 0.1);
      color: #22d3ee;
      font-size: 11px;
      padding: 2px 8px;
      border-radius: 4px;
      margin-bottom: 4px;
    }

    .product-badge.purple {
      background: rgba(167, 139, 250, 0.1);
      color: #a78bfa;
    }

    .product-name {
      font-size: 18px;
      font-weight: 500;
      margin-bottom: 4px;
      color: #ffffff;
    }

    .product-tagline {
      font-size: 13px;
      color: #a9caec;
    }

    .product-desc {
      font-size: 14px;
      color: #8ba8c7;
      margin-bottom: 20px;
    }

    .product-links {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .product-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 14px;
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid #1f2937;
      border-radius: 8px;
      font-size: 14px;
      color: #d1d5db;
      transition: all 0.3s ease;
    }

    .product-link:hover {
      background: rgba(34, 211, 238, 0.05);
      border-color: #22d3ee;
      color: #22d3ee;
    }

    .product-link.disabled {
      opacity: 0.5;
      cursor: not-allowed;
      pointer-events: none;
    }

    .product-link svg {
      width: 16px;
      height: 16px;
    }

    /* Article Grid */
    .article-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .article-card {
      background: #111827;
      border: 1px solid #1f2937;
      border-radius: 12px;
      padding: 20px;
      display: flex;
      flex-direction: column;
      transition: all 0.3s ease;
    }

    .article-card:hover {
      border-color: #374151;
      transform: translateY(-2px);
    }

    .article-tag {
      display: inline-block;
      background: rgba(34, 211, 238, 0.1);
      color: #22d3ee;
      font-size: 11px;
      padding: 3px 10px;
      border-radius: 4px;
      margin-bottom: 12px;
      width: fit-content;
    }

    .article-tag.best-practice {
      background: rgba(52, 211, 153, 0.1);
      color: #34d399;
    }

    .article-tag.industry {
      background: rgba(251, 191, 36, 0.1);
      color: #fbbf24;
    }

    .article-title {
      font-size: 15px;
      font-weight: 500;
      line-height: 1.5;
      margin-bottom: 16px;
      flex: 1;
      color: #ffffff;
    }

    .article-link {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      color: #a9caec;
      transition: color 0.3s ease;
    }

    .article-link:hover {
      color: #22d3ee;
    }

    .article-link svg {
      width: 14px;
      height: 14px;
    }

    /* Tech Grid */
    .tech-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    /* Manual Grid */
    .manual-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .manual-card {
      background: #111827;
      border: 1px solid #1f2937;
      border-radius: 12px;
      padding: 24px;
      transition: all 0.3s ease;
    }

    .manual-card:hover {
      border-color: #374151;
    }

    .manual-card.coming-soon {
      opacity: 0.5;
    }

    .manual-title {
      font-size: 16px;
      font-weight: 500;
      margin-bottom: 8px;
      color: #ffffff;
    }

    .manual-desc {
      font-size: 14px;
      color: #a9caec;
      margin-bottom: 16px;
    }

    .manual-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      color: #22d3ee;
      transition: opacity 0.3s ease;
    }

    .manual-link:hover {
      opacity: 0.8;
    }

    .manual-link svg {
      width: 14px;
      height: 14px;
    }

    .coming-soon-badge {
      display: inline-block;
      background: rgba(107, 114, 128, 0.2);
      color: #a9caec;
      font-size: 12px;
      padding: 4px 12px;
      border-radius: 4px;
    }

    /* CTA Section */
    .cta-section {
      text-align: center;
      padding: 60px 40px;
      background: linear-gradient(135deg, rgba(34, 211, 238, 0.05) 0%, rgba(59, 130, 246, 0.05) 100%);
      border: 1px solid #1f2937;
      border-radius: 16px;
      margin-top: 64px;
    }

    .cta-title {
      font-size: 32px;
      font-weight: 500;
      margin-bottom: 12px;
      color: #ffffff;
    }

    .cta-desc {
      font-size: 15px;
      color: #a9caec;
      margin-bottom: 28px;
    }

    .cta-buttons {
      display: flex;
      justify-content: center;
      gap: 16px;
    }

    .cta-btn {
      padding: 12px 28px;
      border-radius: 8px;
      font-size: 15px;
      font-weight: 500;
      transition: all 0.3s ease;
      cursor: pointer;
    }

    .cta-btn.primary {
      background: linear-gradient(135deg, #22d3ee 0%, #3b82f6 100%);
      color: #000;
      border: none;
    }

    .cta-btn.primary:hover {
      opacity: 0.9;
      transform: translateY(-1px);
    }

    .cta-btn.secondary {
      background: transparent;
      color: #d1d5db;
      border: 1px solid #374151;
    }

    .cta-btn.secondary:hover {
      border-color: #4b5563;
      background: rgba(255, 255, 255, 0.02);
    }

    /* Footer */
    .footer {
      text-align: center;
      padding: 40px 48px;
      border-top: 1px solid #1f2937;
      color: #8ba8c7;
      font-size: 13px;
    }

    .footer a {
      color: #a9caec;
      margin: 0 12px;
    }

    .footer a:hover {
      color: #22d3ee;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .product-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .article-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .tech-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .manual-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .header {
        padding: 16px 24px;
      }
      .hero {
        padding: 60px 24px 40px;
      }
      .hero-title {
        font-size: 32px;
      }
      .main {
        padding: 0 24px 60px;
      }
      .product-grid,
      .article-grid,
      .tech-grid,
      .manual-grid {
        grid-template-columns: 1fr;
      }
      .cta-buttons {
        flex-direction: column;
      }
    }