* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Inter', sans-serif;
            overflow-x: hidden;
        }
        
        /* Grid Background */
        .bg-grid-white {
            background-image: 
                linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
                linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
            background-size: 20px 20px;
        }
        
        /* Animations */
        @keyframes fade-in {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes slide-in-left {
            from {
                opacity: 0;
                transform: translateX(-30px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }
        
        @keyframes slide-in-right {
            from {
                opacity: 0;
                transform: translateX(30px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }
        
        .animate-fade-in {
            animation: fade-in 1s ease-out;
        }
        
        .animate-slide-in-left {
            animation: slide-in-left 0.8s ease-out;
        }
        
        .animate-slide-in-right {
            animation: slide-in-right 0.8s ease-out;
        }
        
        /* Shopping Cart Badge */
        .cart-badge {
            position: absolute;
            top: -8px;
            right: -8px;
            background: #ef4444;
            color: white;
            border-radius: 50%;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
        }
        
        /* Custom Scrollbar */
        ::-webkit-scrollbar {
            width: 10px;
        }
        
        ::-webkit-scrollbar-track {
            background: #f1f1f1;
        }
        
        ::-webkit-scrollbar-thumb {
            background: #2563eb;
            border-radius: 5px;
        }
        
        ::-webkit-scrollbar-thumb:hover {
            background: #1d4ed8;
        }
        
        /* Dropdown Menu Animation */
        .dropdown-menu {
            transform: translateY(-10px);
            transition: all 0.3s ease;
        }
        
        .group:hover .dropdown-menu {
            transform: translateY(0);
        }
        
        /* Button Hover Effects */
        .btn-primary {
            position: relative;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        
        .btn-primary::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.2);
            transform: translate(-50%, -50%);
            transition: width 0.6s, height 0.6s;
        }
        
        .btn-primary:hover::before {
            width: 300px;
            height: 300px;
        }
        
        /* Loading Spinner */
        .spinner {
            border: 3px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            border-top: 3px solid white;
            width: 24px;
            height: 24px;
            animation: spin 1s linear infinite;
        }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        /* Alert Messages */
        .alert {
            padding: 1rem;
            border-radius: 0.5rem;
            margin-bottom: 1rem;
            animation: slide-down 0.3s ease-out;
        }
        
        @keyframes slide-down {
            from {
                opacity: 0;
                transform: translateY(-20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .alert-success {
            background-color: #d1fae5;
            color: #065f46;
            border: 1px solid #6ee7b7;
        }
        
        .alert-error {
            background-color: #fee2e2;
            color: #991b1b;
            border: 1px solid #fca5a5;
        }
        
        .alert-info {
            background-color: #dbeafe;
            color: #1e40af;
            border: 1px solid #93c5fd;
        }
        
        /* Mobile Menu Animation */
        .mobile-menu-enter {
            animation: slide-down 0.3s ease-out;
        }
        
        /* Floating Action Button */
        .fab {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
            cursor: pointer;
            transition: all 0.3s ease;
            z-index: 1000;
        }
        
        .fab:hover {
            transform: scale(1.1);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
        }
        
        /* Smooth Scroll */
        html {
            scroll-behavior: smooth;
        }
        
        /* Card Hover Effect */
        .card-hover {
            transition: all 0.3s ease;
        }
        
        .card-hover:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        }