@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
        
        * {
            font-family: 'Inter', sans-serif;
        }
        
        .gradient-bg {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }
        
        .gradient-text {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .card-hover {
            transition: all 0.3s ease;
        }
        
        .card-hover:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
        }
        
        .btn-primary {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            transition: all 0.3s ease;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
        }
        
        .floating {
            animation: floating 3s ease-in-out infinite;
        }
        
        @keyframes floating {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
        }
        
        .fade-in {
            animation: fadeIn 0.6s ease-in;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .stat-counter {
            font-size: 2.5rem;
            font-weight: 700;
        }
        
        .nav-sticky {
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
            background: rgba(255, 255, 255, 0.95);
        }
        
        .hero-pattern {
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23667eea' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }
        
        .dark-mode {
            background: #0f172a;
            color: #e2e8f0;
        }
        
        .dark-mode .nav-sticky {
            background: rgba(15, 23, 42, 0.95);
        }
        
        .dark-mode .card-bg {
            background: #1e293b;
        }

        .dark-mode section {
            background-color: transparent;
        }
        
        .progress-bar {
            transition: width 0.5s ease;
        }

        .page-section {
            scroll-margin-top: 80px;
        }