:root {
            --gr-blue: #0052ff;
            --gr-orange: #ff5c35;
            --gr-dark: #1a1a1a;
            --gr-light: #f8fafc;
        }
        body {
            font-family: 'Inter', sans-serif;
            scroll-behavior: smooth;
            background-color: var(--gr-light);
            color: var(--gr-dark);
        }
        h1, h2, h3, h4 {
            font-family: 'DM Sans', sans-serif;
        }
        .btn-primary {
            background-color: var(--gr-orange);
            color: white;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            background-color: #e54b2a;
            transform: translateY(-2px);
            box-shadow: 0 10px 15px -3px rgba(255, 92, 53, 0.3);
        }
        .btn-outline {
            border: 2px solid var(--gr-blue);
            color: var(--gr-blue);
            transition: all 0.3s ease;
        }
        .btn-outline:hover {
            background-color: var(--gr-blue);
            color: white;
        }
        .glass-nav {
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }
        .hero-gradient {
            background: radial-gradient(circle at top right, rgba(0, 82, 255, 0.05), transparent),
                        radial-gradient(circle at bottom left, rgba(255, 92, 53, 0.05), transparent);
        }
        .feature-card {
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
        }
        .modal-overlay {
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(4px);
        }
        /* Tab animation */
        .tab-content { display: none; }
        .tab-content.active { display: block; animation: fadeIn 0.5s ease; }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        @keyframes fadeIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
        }
        .animate-fadeIn {
        animation: fadeIn 0.3s ease-out;
        }
        @keyframes fadeIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
        }
        .animate-fadeIn {
        animation: fadeIn 0.3s ease-out;
        }
        @keyframes fadeIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
        }
        .animate-fadeIn {
        animation: fadeIn 0.3s ease-out;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
            }
            .animate-fadeIn {
            animation: fadeIn 0.3s ease-out;
            }