/* Custom Styles for AI Assistant Pro E-commerce Website */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Hover effects */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* Button animations */
.btn-animate {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-animate::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-animate:hover::before {
    width: 300px;
    height: 300px;
}

/* Cart badge animation */
@keyframes bounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.cart-badge-bounce {
    animation: bounce 0.3s ease;
}

/* Loading spinner */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3b82f6;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success message animation */
.success-message {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    margin: 10px 0;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Error message animation */
.error-message {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    margin: 10px 0;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

/* Product card hover effect */
.product-card {
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.product-card:hover {
    border-color: #3b82f6;
    transform: scale(1.02);
}

/* Feature icon animation */
.feature-icon {
    transition: all 0.3s ease;
}

.feature-icon:hover {
    transform: rotate(10deg) scale(1.1);
}

/* Navigation scroll effect */
.nav-scrolled {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .product-section {
        padding: 3rem 1rem;
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #3b82f6;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2563eb;
}

/* Modal backdrop blur */
.modal-backdrop {
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

/* Gradient text effect */
.gradient-text {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Pulse animation for CTA buttons */
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(59, 130, 246, 0); }
    100% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0); }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Coupon input styling */
.coupon-input {
    transition: all 0.3s ease;
}

.coupon-input:focus {
    transform: scale(1.02);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Price animation */
@keyframes priceUpdate {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); color: #10b981; }
    100% { transform: scale(1); }
}

.price-update {
    animation: priceUpdate 0.5s ease;
}

/* Loading state for buttons */
.btn-loading {
    position: relative;
    color: transparent;
}

.btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    border: 2px solid #ffffff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Review Card Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.review-animate {
    animation: fadeInUp 0.5s ease-out forwards;
    opacity: 0; /* Start hidden */
}