:root {
            --color-tech: #2563eb;
            --color-travel: #f59e0b;
            --color-dark: #1e293b;
            --color-light: #f8fafc;
            --color-gradient: linear-gradient(135deg, var(--color-tech) 0%, var(--color-travel) 100%);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
        }
        
        body {
            color: var(--color-dark);
            line-height: 1.6;
            background-color: #f9fafb;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Header Styles */
        header {
            background: var(--color-gradient);
            color: white;
            padding: 1rem 0;
            position: relative;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            font-size: 1.8rem;
            font-weight: 700;
        }
        
        .logo span.tech {
            color: var(--color-tech);
        }
        
        .logo span.travel {
            color: var(--color-travel);
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 1.5rem;
        }
        
        nav ul li a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: opacity 0.3s;
        }
        
        nav ul li a:hover {
            opacity: 0.8;
        }
        
        /* Hero Section */
        .hero {
            padding: 4rem 0;
            text-align: center;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%23f8fafc"/><path d="M0 0 L100 100" stroke="%23e2e8f0" stroke-width="1"/><path d="M100 0 L0 100" stroke="%23e2e8f0" stroke-width="1"/></svg>');
        }
        
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            background: var(--color-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 2rem;
            color: var(--color-dark);
        }
        
        .btn {
            display: inline-block;
            padding: 0.8rem 1.5rem;
            background: var(--color-tech);
            color: white;
            text-decoration: none;
            border-radius: 4px;
            font-weight: 500;
            transition: all 0.3s;
        }
        
        .btn:hover {
            background: var(--color-travel);
            transform: translateY(-2px);
        }
        
        /* Features Section */
        .features {
            padding: 4rem 0;
            background: white;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 3rem;
            font-size: 2.2rem;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .feature-card {
            background: var(--color-light);
            padding: 2rem;
            border-radius: 8px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s;
        }
        
        .feature-card:hover {
            transform: translateY(-5px);
        }
        
        .feature-card.tech {
            border-top: 4px solid var(--color-tech);
        }
        
        .feature-card.travel {
            border-top: 4px solid var(--color-travel);
        }
        
        .feature-icon {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }
        
        .tech .feature-icon {
            color: var(--color-tech);
        }
        
        .travel .feature-icon {
            color: var(--color-travel);
        }
        
        /* Blog Section */
        .blog {
            padding: 4rem 0;
            background: var(--color-light);
        }
        
        .blog-posts {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .post-card {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
        }
        
        .post-image {
            height: 200px;
            background: var(--color-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 3rem;
        }
        
        .post-content {
            padding: 1.5rem;
        }
        
        .post-category {
            display: inline-block;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            margin-bottom: 1rem;
        }
        
        .post-category.tech {
            background: rgba(37, 99, 235, 0.1);
            color: var(--color-tech);
        }
        
        .post-category.travel {
            background: rgba(245, 158, 11, 0.1);
            color: var(--color-travel);
        }
        
        /* Newsletter Section */
        .newsletter {
            padding: 4rem 0;
            background: white;
            text-align: center;
        }
        
        .newsletter-form {
            max-width: 500px;
            margin: 0 auto;
            display: flex;
            gap: 1rem;
        }
        
        .newsletter-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 1px solid #cbd5e1;
            border-radius: 4px;
            font-size: 1rem;
        }
        
        /* Footer */
        footer {
            background: var(--color-dark);
            color: white;
            padding: 3rem 0 1.5rem;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        
        .footer-column h3 {
            margin-bottom: 1.2rem;
            font-size: 1.2rem;
        }
        
        .footer-column ul {
            list-style: none;
        }
        
        .footer-column ul li {
            margin-bottom: 0.8rem;
        }
        
        .footer-column ul li a {
            color: #cbd5e1;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-column ul li a:hover {
            color: white;
        }
        
        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }
        
        .social-links a {
            display: inline-block;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: white;
            text-align: center;
            line-height: 40px;
            transition: background 0.3s;
        }
        
        .social-links a:hover {
            background: var(--color-tech);
        }
        
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #334155;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        
        /* Mobile Navigation */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        
        /* Responsive Design */
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                text-align: center;
            }
            
            nav ul {
                margin-top: 1rem;
                flex-wrap: wrap;
                justify-content: center;
            }
            
            nav ul li {
                margin: 0 0.5rem;
            }
            
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .features-grid, .blog-posts, .footer-content {
                grid-template-columns: 1fr;
            }
            
            .newsletter-form {
                flex-direction: column;
            }
            
            .mobile-menu-btn {
                display: block;
                position: absolute;
                top: 1rem;
                right: 1rem;
            }
            
            nav {
                display: none;
            }
            
            nav.active {
                display: block;
                width: 100%;
            }
            
            nav.active ul {
                flex-direction: column;
                margin-top: 1rem;
            }
            
            nav.active ul li {
                margin: 0.5rem 0;
            }
        }
        
        /* Demo Notice */
        .demo-notice {
            background: var(--color-tech);
            color: white;
            padding: 0.5rem;
            text-align: center;
            font-size: 0.9rem;
        }