body {
            box-sizing: border-box;
        }
        
        * {
            font-family: 'Poppins', sans-serif;
        }
        
        .gradient-primary {
            background: linear-gradient(135deg, #001e52 0%, #002a6b 50%, #003d8f 100%);
        }
        
        .text-primary {
            color: #001e52;
        }
        
        .bg-primary {
            background-color: #001e52;
        }
        
        .text-highlight {
            color: #fb572d;
        }
        
        .bg-highlight {
            background-color: #fb572d;
        }
        
        .dropdown {
            opacity: 0;
            visibility: hidden;
            transform: translateY(-10px);
            transition: all 0.3s ease;
        }
        
        .dropdown-parent:hover .dropdown {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        
        .whois-card {
            background: white;
            border-radius: 20px;
            padding: 2rem;
            box-shadow: 0 10px 40px rgba(0, 30, 82, 0.1);
            border: 1px solid rgba(0, 30, 82, 0.1);
            transition: all 0.3s ease;
        }
        
        .whois-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 60px rgba(0, 30, 82, 0.15);
        }
        
        .search-animation {
            animation: searchPulse 2s infinite;
        }
        
        @keyframes searchPulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }
        
        .loading-spinner {
            animation: spin 1s linear infinite;
        }
        
        @keyframes spin {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        
        .result-fade-in {
            animation: fadeIn 0.5s ease-in;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .whois-input {
            transition: all 0.3s ease;
        }
        
        .whois-input:focus {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(251, 87, 45, 0.2);
        }
        
        .info-card {
            background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
            border-radius: 16px;
            padding: 1.5rem;
            border: 1px solid #e2e8f0;
            transition: all 0.3s ease;
        }
        
        .info-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(0, 30, 82, 0.1);
        }