:root {
            --primary-blue: #2563eb;
            --secondary-blue: #1e40af;
            --primary-green: #059669;
            --secondary-green: #047857;
            --light-gray: #f8fafc;
            --medium-gray: #64748b;
            --dark-gray: #334155;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', sans-serif;
            line-height: 1.6;
            color: var(--dark-gray);
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: 'Poppins', sans-serif;
            font-weight: 600;
        }

        .navbar {
            background: white;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            padding: 1rem 0;
        }

        .navbar-brand {
            font-family: 'Poppins', sans-serif;
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary-blue) !important;
        }

        .navbar-nav .nav-link {
            font-weight: 500;
            color: var(--dark-gray) !important;
            margin: 0 0.5rem;
            transition: color 0.3s ease;
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary-blue) !important;
        }

        .hero-section {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
            color: white;
            padding: 3rem 0;
            text-align: center;
            margin-top: 76px;
        }

        .hero-section h1 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            font-weight: 700;
        }

        .hero-section p {
            font-size: 1.1rem;
            opacity: 0.9;
        }

        .section-padding {
            padding: 4rem 0;
        }

        .blog-grid {
            background: var(--light-gray);
        }

        .blog-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s ease;
            height: 100%;
            margin-bottom: 2rem;
        }

        .blog-card:hover {
            transform: translateY(-5px);
        }

        .blog-image {
            height: 200px;
            background: linear-gradient(45deg, var(--primary-blue), var(--primary-green));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 3rem;
        }

        .blog-content {
            padding: 1.5rem;
        }

        .blog-meta {
            color: var(--medium-gray);
            font-size: 0.9rem;
            margin-bottom: 1rem;
        }

        .blog-title {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: var(--dark-gray);
        }

        .blog-excerpt {
            color: var(--medium-gray);
            margin-bottom: 1.5rem;
            line-height: 1.6;
        }

        .btn-read-more {
            background: var(--primary-blue);
            color: white;
            border: none;
            padding: 0.5rem 1.5rem;
            border-radius: 25px;
            font-weight: 500;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .btn-read-more:hover {
            background: var(--secondary-blue);
            color: white;
            transform: translateY(-2px);
        }

        .category-badge {
            background: var(--primary-green);
            color: white;
            padding: 0.3rem 0.8rem;
            border-radius: 15px;
            font-size: 0.8rem;
            font-weight: 500;
            display: inline-block;
            margin-bottom: 1rem;
        }

        .sidebar {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            margin-bottom: 2rem;
        }

        .sidebar h5 {
            color: var(--primary-blue);
            margin-bottom: 1.5rem;
            font-weight: 600;
        }

        .recent-post {
            padding: 1rem 0;
            border-bottom: 1px solid #e2e8f0;
        }

        .recent-post:last-child {
            border-bottom: none;
        }

        .recent-post h6 {
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
        }

        .recent-post a {
            color: var(--dark-gray);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .recent-post a:hover {
            color: var(--primary-blue);
        }

        .recent-post-date {
            font-size: 0.8rem;
            color: var(--medium-gray);
        }

        .category-list {
            list-style: none;
            padding: 0;
        }

        .category-list li {
            padding: 0.5rem 0;
            border-bottom: 1px solid #e2e8f0;
        }

        .category-list li:last-child {
            border-bottom: none;
        }

        .category-list a {
            color: var(--dark-gray);
            text-decoration: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: color 0.3s ease;
        }

        .category-list a:hover {
            color: var(--primary-blue);
        }

        .category-count {
            background: var(--light-gray);
            color: var(--medium-gray);
            padding: 0.2rem 0.5rem;
            border-radius: 10px;
            font-size: 0.8rem;
        }

        .pagination-custom {
            margin-top: 3rem;
        }

        .pagination-custom .page-link {
            color: var(--primary-blue);
            border: 1px solid #e2e8f0;
            padding: 0.75rem 1rem;
            margin: 0 0.2rem;
            border-radius: 8px;
            transition: all 0.3s ease;
        }

        .pagination-custom .page-link:hover {
            background: var(--primary-blue);
            color: white;
            border-color: var(--primary-blue);
        }

        .pagination-custom .page-item.active .page-link {
            background: var(--primary-blue);
            border-color: var(--primary-blue);
        }

        .footer {
            background: var(--dark-gray);
            color: white;
            padding: 3rem 0 1rem;
        }

        .footer h5 {
            color: var(--primary-blue);
            margin-bottom: 1rem;
        }

        .footer a {
            color: #cbd5e1;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer a:hover {
            color: white;
        }

        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2rem;
            }
            
            .blog-card {
                margin-bottom: 2rem;
            }

            .sidebar {
                margin-top: 2rem;
            }
        }