.main-content {
            flex: 1;
            background: white;
            padding: 2rem;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            margin-right: 280px; /* Space for sticky TOC */
        }

        .blog-header {
            margin-bottom: 2rem;
            border-bottom: 2px solid #e9ecef;
            padding-bottom: 1rem;
        }

        .blog-title {
            font-size: 2.5rem;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 0.5rem;
        }

        .blog-meta {
            color: #6c757d;
            font-size: 0.9rem;
        }

        .blog-section {
            margin-bottom: 3rem;
            scroll-margin-top: 2rem;
        }

       

        .subsection-title {
            font-size: 1.4rem;
            color: #34495e;
            margin: 1.5rem 0 1rem 0;
            scroll-margin-top: 2rem;
        }

        .blog-text {
            margin-bottom: 1rem;
            text-align: justify;
            color: #495057;
        }

        .blog-image {
            width: 100%;
            max-width: 600px;
            height: auto;
            border-radius: 8px;
            margin: 1.5rem 0;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        }

        .equipment-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin: 1.5rem 0;
        }

        .equipment-item {
            background: #f8f9fa;
            padding: 1rem;
            border-radius: 6px;
            border: 1px solid #e9ecef;
        }

        .equipment-item h4 {
            color: #2c3e50;
            margin-bottom: 0.5rem;
        }

        /* Table of Contents */
        .toc-container {
            /* position: fixed;
            top: 8rem;
            right: 2rem; */
            /* width: 300px; */
            height: calc(100vh - 4rem);
            overflow-y: auto;
        }

        .toc { 
            border-radius: 8px; 
            padding: 1.5rem;
            position: sticky;
            top: 0;
        }

        .toc-title {
            font-size: 1.2rem;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #3498db;
        }

        .toc-list {
            list-style: none;
        }

        .toc-item {
            margin-bottom: 0.5rem;
        }

        .toc-link {
            display: block;
            color: #6c757d;
            text-decoration: none;
            padding: 0.5rem 0.75rem;
            border-radius: 4px;
            transition: all 0.3s ease;
            font-size: 0.9rem;
        }

        .toc-link:hover {
            background-color: #e3f2fd;
            color: #3498db;
            transform: translateX(5px);
        }

        .toc-link.active {
            background-color: #3498db;
            color: white;
            font-weight: 600;
        }

        .toc-subitem {
            margin-left: 1rem;
            font-size: 0.85rem;
        }

        .toc-subitem .toc-link {
            padding: 0.3rem 0.5rem;
            border-left: 2px solid #e9ecef;
        }

        .toc-subitem .toc-link.active {
            border-left-color: #3498db;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .container {
                padding: 1rem;
            }

            .main-content {
                margin-right: 0;
                padding: 1rem;
            }

            .toc-container {
                display: none;
            }

            .blog-title {
                font-size: 2rem;
            }

            .section-title {
                font-size: 1.5rem;
            }
        }

        /* Smooth scrolling */
      

        /* Custom scrollbar for TOC */
        .toc-container::-webkit-scrollbar {
            width: 6px;
        }

        .toc-container::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 3px;
        }

        .toc-container::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 3px;
        }

        .toc-container::-webkit-scrollbar-thumb:hover {
            background: #a8a8a8;
        }
        .new {
  position: relative;  
}
h2 {
            font-size: 1.5rem;
}
img.w-100 {
    width: 100%;
    max-height: 250px;
    object-fit: cover;
}