:root {
    --primary: #0066cc;
    --secondary: #6c757d;
    --success: #28a745;
    --danger: #dc3545;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.btn-float {
    position: fixed;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
    cursor: pointer;
    z-index: 1000;
    transition: all 0.3s;
    display: none;
}

.btn-float:hover {
    transform: scale(1.1);
}

.btn-top {
    bottom: 100px;
    right: 30px;
    background: var(--primary);
    color: white;
}

.btn-cart {
    bottom: 30px;
    right: 30px;
    background: var(--success);
    color: white;
}

.cart-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--danger);
    color: white;
    border-radius: 50%;
    width: 25px;
    height: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
}

.product-card {
    transition: transform 0.2s;
}

.product-card:hover {
    transform: translateY(-5px);
}

.cart-item {
    border-bottom: 1px solid #dee2e6;
    padding: 15px 0;
}

.cart-item:last-child {
    border-bottom: none;
}

@media (max-width: 768px) {
    .btn-float {
        width: 50px;
        height: 50px;
        font-size: 14px;
    }
    
    .btn-top {
        bottom: 80px;
        right: 15px;
    }
    
    .btn-cart {
        bottom: 15px;
        right: 15px;
    }
}