/* Reset and Base Styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        :root {
            --primary-color: #0066cc; /* IPv6 Blue */
            --secondary-color: #ff6600; /* Accent Orange */
            --dark-color: #0a192f;
            --light-color: #f8f9fa;
            --gray-color: #6c757d;
            --success-color: #28a745;
            --border-radius: 8px;
            --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        
        body {
            line-height: 1.6;
            color: #333;
            background-color: #fff;
        }
        
        a {
            text-decoration: none;
            color: var(--primary-color);
            transition: var(--transition);
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .section-padding {
            padding: 80px 0;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            color: var(--dark-color);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2:after {
            content: '';
            position: absolute;
            width: 70px;
            height: 4px;
            background: var(--secondary-color);
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 2px;
        }
        
        .section-title p {
            color: var(--gray-color);
            max-width: 700px;
            margin: 0 auto;
            font-size: 1.1rem;
        }
        
        .btn {
            display: inline-block;
            padding: 12px 30px;
            background-color: var(--primary-color);
            color: white;
            border-radius: var(--border-radius);
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
        }
        
        .btn:hover {
            background-color: #0052a3;
            transform: translateY(-3px);
            box-shadow: var(--box-shadow);
        }
        
        .btn-secondary {
            background-color: var(--secondary-color);
        }
        
        .btn-secondary:hover {
            background-color: #e55c00;
        }
        
        .btn-outline {
            background-color: transparent;
            border: 2px solid var(--primary-color);
            color: var(--primary-color);
        }
        
        .btn-outline:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        /* Header & Navigation */
        header {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }
        
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }
        
        .logo {
            display: flex;
            align-items: center;
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--dark-color);
        }
        
        .logo i {
            color: var(--primary-color);
            margin-right: 10px;
        }
        
        .logo span {
            color: var(--primary-color);
        }
        
        .nav-links {
            display: flex;
            list-style: none;
        }
        
        .nav-links li {
            margin-left: 30px;
        }
        
        .nav-links a {
            color: var(--dark-color);
            font-weight: 600;
            font-size: 1rem;
            position: relative;
        }
        
        .nav-links a:hover {
            color: var(--primary-color);
        }
        
        .nav-links a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            background: var(--primary-color);
            bottom: -5px;
            left: 0;
            transition: var(--transition);
        }
        
        .nav-links a:hover:after {
            width: 100%;
        }
        
        .mobile-menu-btn {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--dark-color);
        }
        
        /* Hero Section */
        .hero {
            padding: 180px 0 100px;
            background: linear-gradient(135deg, #0a192f 0%, #1a365d 100%);
            color: white;
            text-align: center;
        }
        
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        
        .hero h1 span {
            color: var(--secondary-color);
        }
        
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 40px;
            color: rgba(255, 255, 255, 0.85);
        }
        
        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        /* Features Section */
        .features {
            background-color: var(--light-color);
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }
        
        .feature-card {
            background-color: white;
            padding: 40px 30px;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            transition: var(--transition);
            text-align: center;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
        }
        
        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }
        
        .feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        /* Services Section */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }
        
        .service-card {
            background-color: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--box-shadow);
            transition: var(--transition);
        }
        
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .service-header {
            background-color: var(--primary-color);
            color: white;
            padding: 25px;
            text-align: center;
        }
        
        .service-header h3 {
            font-size: 1.5rem;
            margin-bottom: 10px;
        }
        
        .service-body {
            padding: 30px;
        }
        
        .service-body h4 {
            color: var(--dark-color);
            margin-bottom: 15px;
            font-size: 1.2rem;
        }
        
        .service-body ul {
            list-style-position: inside;
            margin-bottom: 20px;
        }
        
        .service-body li {
            margin-bottom: 8px;
            color: var(--gray-color);
        }
        
        .service-footer {
            padding: 0 30px 30px;
            text-align: center;
        }
 
/* ===== TECHNOLOGY COLUMN LAYOUT ===== */
.technology-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* 3 equal columns */
    gap: 30px;
    margin-top: 20px;
}

.tech-column {
    display: flex;
    flex-direction: column;
}

.tech-column .tech-content {
    flex-grow: 1; /* Makes all columns equal height */
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 30px;
}

.column-header {
    text-align: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
}

.column-icon {
    font-size: 2.8rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    display: block;
}

.tech-column h3 {
    color: var(--dark-color);
    font-size: 1.5rem;
    margin-bottom: 0;
}

.tech-column h4 {
    color: var(--primary-color);
    margin: 20px 0 10px;
    font-size: 1.1rem;
}

.tech-column ul {
    list-style-position: outside;
    padding-left: 20px;
    margin-bottom: 15px;
}

.tech-column li {
    margin-bottom: 8px;
    color: var(--gray-color);
    line-height: 1.5;
}

/* Responsive adjustments for the 3-column layout */
@media (max-width: 992px) {
    .technology-columns {
        grid-template-columns: repeat(2, 1fr); /* 2 columns on medium screens */
    }
    .tech-column:last-child {
        grid-column: span 2; /* Last item takes full width on 2-col layout */
        max-width: 80%;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .technology-columns {
        grid-template-columns: 1fr; /* 1 column on small screens */
    }
    .tech-column:last-child {
        grid-column: span 1;
        max-width: 100%;
    }
} 
        
        /* Technology Section */
        .technology-tabs {
            display: flex;
            justify-content: center;
            margin-bottom: 40px;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .tab-btn {
            padding: 12px 25px;
            background-color: white;
            border: 2px solid #e0e0e0;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .tab-btn.active {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }
        
        .tab-btn:hover:not(.active) {
            border-color: var(--primary-color);
            color: var(--primary-color);
        }
        
        .tab-content {
            display: none;
            animation: fadeIn 0.5s;
        }
        
        .tab-content.active {
            display: block;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        .tech-content {
            background-color: white;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
        }
        
        .tech-content h3 {
            color: var(--primary-color);
            margin-bottom: 20px;
            font-size: 1.8rem;
        }
        
        .tech-content h4 {
            color: var(--dark-color);
            margin: 25px 0 15px;
            font-size: 1.3rem;
        }
        
        .tech-content ul {
            list-style-position: inside;
            margin-bottom: 20px;
        }
        
        .tech-content li {
            margin-bottom: 10px;
            padding-left: 10px;
        }
        
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }
        
        .advantage-card {
            background-color: #f8f9fa;
            padding: 25px;
            border-radius: var(--border-radius);
            border-left: 4px solid var(--secondary-color);
        }
        
        .advantage-card h5 {
            color: var(--dark-color);
            margin-bottom: 10px;
            font-size: 1.1rem;
        }
        
        /* Blog Section */
        .blog-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .blog-card {
            background-color: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--box-shadow);
            transition: var(--transition);
        }
        
        .blog-card:hover {
            transform: translateY(-10px);
        }
        
        .blog-img {
            height: 200px;
            background-color: #e9ecef;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-size: 3rem;
        }
        
        .blog-content {
            padding: 25px;
        }
        
        .blog-content h3 {
            color: var(--dark-color);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        
        .blog-content p {
            color: var(--gray-color);
            margin-bottom: 20px;
        }
        
        .blog-meta {
            display: flex;
            justify-content: space-between;
            color: var(--gray-color);
            font-size: 0.9rem;
            margin-bottom: 15px;
        }
        
        /* Contact Section */
        .contact {
            background-color: var(--light-color);
        }
        
        .contact-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 50px;
        }
        
        .contact-info h3 {
            color: var(--dark-color);
            margin-bottom: 20px;
            font-size: 1.8rem;
        }
        
        .contact-info p {
            margin-bottom: 30px;
            color: var(--gray-color);
        }
        
        .contact-details {
            margin-bottom: 30px;
        }
        
        .contact-detail {
            display: flex;
            align-items: flex-start;
            margin-bottom: 20px;
        }
        
        .contact-detail i {
            color: var(--primary-color);
            margin-right: 15px;
            font-size: 1.2rem;
            margin-top: 5px;
        }
        
        .contact-form .form-group {
            margin-bottom: 20px;
        }
        
        .contact-form input,
        .contact-form textarea,
        .contact-form select {
            width: 100%;
            padding: 15px;
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        
        .contact-form input:focus,
        .contact-form textarea:focus,
        .contact-form select:focus {
            border-color: var(--primary-color);
            outline: none;
        }
        
        .contact-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        
        /* Footer */
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 60px 0 30px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-col h3 {
            color: white;
            margin-bottom: 25px;
            font-size: 1.3rem;
            position: relative;
        }
        
        .footer-col h3:after {
            content: '';
            position: absolute;
            width: 40px;
            height: 3px;
            background: var(--secondary-color);
            bottom: -10px;
            left: 0;
        }
        
        .footer-col p {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
        }
        
        .footer-links a:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
        }
        
        /* Responsive Design */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 2.8rem;
            }
            
            .section-title h2 {
                font-size: 2.2rem;
            }
        }
        
        @media (max-width: 768px) {
            .mobile-menu-btn {
                display: block;
            }
            
            .nav-links {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: white;
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
                transform: translateY(-150%);
                transition: var(--transition);
                z-index: 999;
            }
            
            .nav-links.active {
                transform: translateY(0);
            }
            
            .nav-links li {
                margin: 15px 0;
            }
            
            .hero {
                padding: 150px 0 80px;
            }
            
            .hero h1 {
                font-size: 2.3rem;
            }
            
            .hero p {
                font-size: 1.1rem;
            }
            
            .section-padding {
                padding: 60px 0;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
        }
        
        @media (max-width: 576px) {
            .hero h1 {
                font-size: 2rem;
            }
            
            .hero-btns {
                flex-direction: column;
                align-items: center;
            }
            
            .services-grid,
            .blog-grid {
                grid-template-columns: 1fr;
            }
            
            .tech-content {
                padding: 25px;
            }
        }