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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
            background-image:
                linear-gradient(to right, rgba(114, 114, 114, 0.08) 1px, transparent 1px),
                linear-gradient(to bottom, rgba(129, 128, 128, 0.08) 1px, transparent 1px);
            background-size: 40px 40px; 
        }

        header {
            background: linear-gradient(135deg, #1f1f1f 0%, #4b5563 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 15px;
            font-size: 1.5rem;
            font-weight: bold;
            text-decoration: none;
            color: white;
        }
        .logo-placeholder {
            width: 50px;
            height: 50px;
            background: white;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
        }

        nav {
            display: flex;
            gap: 2rem;
            align-items: center;
        }

        nav a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: opacity 0.3s;
            white-space: nowrap;
        }

        nav a:hover {
            opacity: 0.8;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }

        main {
            padding: 3rem 0;
        }

        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2rem;
            align-items: start;
        }

        .main-content {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
        }

        h1 {
            font-size: 2.5rem;
            color: #000000;
            margin-bottom: 1rem;
            line-height: 1.2;
        }

        h2 {
            font-size: 1.8rem;
            color: #000000;
            margin: 2rem 0 1rem;
        }

        h3 {
            font-size: 1.3rem;
            color: #000000;
            margin: 1.5rem 0 0.8rem;
        }

        .meta-info {
            color: #525668;
            font-size: 0.9rem;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 2px solid #e2e8f0;
        }

        .main-content p {
            margin-bottom: 1.2rem;
            color: #4a5568;
        }

        .main-content ul {
            margin: 1rem 0 1.5rem 2rem;
            color: #525668;
        }

        .main-content li {
            margin-bottom: 0.5rem;
        }

        .sidebar {
            position: sticky;
            top: 100px;
        }

        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: 0 2px 15px linear-gradient(135deg, #1f1f1f 0%, #4b5563 100%);
            margin-bottom: 1.5rem;
        }

        .sidebar-widget h3 {
            font-size: 1.2rem;
            margin: 0 0 1rem 0;
            color: #000000;
            border-bottom: 3px solid #717173;
            padding-bottom: 0.5rem;
        }

        .sidebar-link {
            display: block;
            padding: 0.8rem;
            margin-bottom: 0.5rem;
            background: #f7fafc;
            border-radius: 8px;
            text-decoration: none;
            color: #2d3748;
            transition: all 0.3s;
            border-left: 3px solid transparent;
            cursor: pointer;
        }

        .sidebar-link:hover {
            background: #edf2f7;
            border-left-color: #a3a4a8;
            transform: translateX(5px);
        }

        .link-title {
            font-weight: 600;
            display: block;
            margin-bottom: 0.2rem;
        }

        .link-excerpt {
            font-size: 0.85rem;
            color: #000000;
        }

        footer {
            background: linear-gradient(135deg, #1f1f1f 0%, #4b5563 100%);
            color: white;
            padding: 2rem 0;
            margin-top: 4rem;
            text-align: center;
        }

        .page-content {
            display: none;
        }

        .page-content.active {
            display: block;
        }

        @media (max-width: 768px) {
            .mobile-menu-btn {
                display: block;
            }

            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 1rem;
                padding: 1rem 0;
            }

            nav.active {
                display: flex;
            }

            .header-content {
                align-items: flex-start;
            }

            .content-wrapper {
                grid-template-columns: 1fr;
            }

            .sidebar {
                position: static;
            }

            h1 {
                font-size: 2rem;
            }

            .main-content {
                padding: 1.5rem;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 1.6rem;
            }

            h2 {
                font-size: 1.4rem;
            }
        }

        .featured-image {
            width: 100%;
            max-width: 900px;
            height: 250px;
            display: block;
            margin: 20px auto; 
            border-radius: 10px; 
            object-fit: cover;
        }


        .sidebar-link {
            display: flex;
            flex-direction: column;
            text-decoration: none;
            color: inherit;
            margin-bottom: 20px;
            border-radius: 10px;
            overflow: hidden;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .sidebar-link:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        }

        .sidebar-thumb {
            width: 100%;
            height: 100px;          
            object-fit: cover;
            display: block;
            border-radius: 10px;
        }

        .link-title {
            font-weight: bold;
            font-size: 0.95rem;
            margin: 8px 10px 4px;
        }

        .link-excerpt {
            font-size: 0.85rem;
            color: #666;
            line-height: 1.4;
            margin: 0 10px 10px;
        }

        .contact-info-box,
.contact-method {
    border-left: 4px solid #4b5563 !important;
    padding-left: 1rem;
}



        @media (max-width: 600px) {
            .sidebar-thumb {
                height: 100px;
            }
            .link-title {
                font-size: 0.9rem;
            }
            .link-excerpt {
                font-size: 0.8rem;
            }
        }