/* ========================================
   MODERN CART PAGE DESIGN
   Amazon/Flipkart Inspired E-commerce Cart
   ======================================== */

/* Root Variables for Consistent Theming */
:root {
    --primary-blue: #1a73e8;
    --primary-hover: #1557b0;
    --secondary-blue: #4285f4;
    --success-green: #34a853;
    --warning-orange: #fbbc05;
    --danger-red: #ea4335;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --border-light: #e9ecef;
    --background-light: #f8f9fa;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.16);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   CART CONTAINER & LAYOUT
   ======================================== */
.modern-cart-container {
    background: linear-gradient(to bottom, #ffffff 0%, #f8f9fa 100%);
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    position: relative;
}

/* Progress Header Enhanced */
.cart-progress-header {
    background: white;
    padding: 1.5rem 0;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.progress-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
    animation: fadeInUp 0.5s ease backwards;
}

.progress-step:nth-child(1) { animation-delay: 0.1s; }
.progress-step:nth-child(3) { animation-delay: 0.2s; }
.progress-step:nth-child(5) { animation-delay: 0.3s; }

.step-circle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    transition: var(--transition-smooth);
    background: #e9ecef;
    color: #6c757d;
    position: relative;
    overflow: hidden;
}

.step-circle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(26, 115, 232, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
}

.progress-step.active .step-circle {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
    box-shadow: 0 4px 16px rgba(26, 115, 232, 0.35);
    transform: scale(1.1);
}

.progress-step.active .step-circle::before {
    width: 100%;
    height: 100%;
}

.step-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.progress-step.active .step-label {
    color: var(--primary-blue);
    font-weight: 600;
}

.progress-line {
    flex: 1;
    height: 3px;
    background: linear-gradient(90deg, 
        var(--primary-blue) 0%, 
        var(--primary-blue) 50%, 
        #e9ecef 50%, 
        #e9ecef 100%);
    background-size: 200% 100%;
    background-position: 100% 0;
    margin: 0 1rem;
    position: relative;
    top: -28px;
    animation: progressLineAnimation 2s ease infinite;
}

@keyframes progressLineAnimation {
    0% { background-position: 100% 0; }
    100% { background-position: 0% 0; }
}

/* Trust Badges Enhanced */
.trust-badges-section {
    background: linear-gradient(135deg, #e8f5e9 0%, #e3f2fd 100%);
    padding: 1rem 0;
    border-bottom: 2px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.trust-badges-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    animation: floatAnimation 20s linear infinite;
}

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

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-blue);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    background: white;
    border-radius: 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.trust-badge:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.trust-badge i {
    font-size: 1.125rem;
    color: var(--success-green);
}

/* Main Content Area */
.cart-main-content {
    padding: 2rem 0;
    max-width: 1320px;
    margin: 0 auto;
    animation: fadeIn 0.8s ease;
}

/* Modern Breadcrumb */
.modern-breadcrumb {
    margin-bottom: 1.5rem;
    animation: slideInLeft 0.6s ease;
}

.modern-breadcrumb .breadcrumb {
    background: white;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.modern-breadcrumb .breadcrumb-item a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.modern-breadcrumb .breadcrumb-item a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Free Shipping Banner Enhanced */
.free-shipping-banner, .free-shipping-achieved {
    background: linear-gradient(135deg, #fff8e1, #e8f5e9);
    border: 2px solid var(--success-green);
    border-radius: 16px;
    padding: 1.25rem;
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    animation: slideInDown 0.6s ease;
}

.free-shipping-banner::before {
    content: '🚚';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    opacity: 0.2;
    animation: truckMove 3s ease-in-out infinite;
}

@keyframes truckMove {
    0%, 100% { transform: translateY(-50%) translateX(0); }
    50% { transform: translateY(-50%) translateX(-10px); }
}

.shipping-progress {
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, #e0e0e0, #f5f5f5);
    border-radius: 4px;
    margin-bottom: 0.75rem;
    overflow: hidden;
    position: relative;
}

.shipping-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--success-green), #8bc34a);
    border-radius: 4px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.shipping-progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Cart Layout Grid */
.cart-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 2rem;
    animation: fadeInUp 0.8s ease;
}

/* Cart Items Section Enhanced */
.cart-items-section {
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.cart-items-section:hover {
    box-shadow: var(--shadow-lg);
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 2px solid var(--border-light);
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
}

.cart-title {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.375rem;
    font-weight: 700;
    display: flex;
    align-items: center;
}

.cart-title i {
    color: var(--primary-blue);
    margin-right: 0.75rem;
}

/* Modern Cart Items Enhanced */
.modern-cart-item {
    display: grid;
    grid-template-columns: auto 110px 1fr auto;
    gap: 1.25rem;
    padding: 1.75rem;
    border-bottom: 1px solid #f0f0f0;
    transition: var(--transition-smooth);
    align-items: flex-start;
    position: relative;
    background: white;
}

.modern-cart-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: transparent;
    transition: var(--transition-smooth);
}

.modern-cart-item:hover {
    background: linear-gradient(90deg, #f8f9fa, #ffffff);
    transform: translateX(4px);
}

.modern-cart-item:hover::before {
    background: var(--primary-blue);
}

/* Product Image Enhanced */
.product-image-container {
    position: relative;
    width: 110px;
    height: 110px;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid var(--border-light);
    transition: var(--transition-smooth);
}

.product-image-container:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.cart-product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.product-image-container:hover .cart-product-image {
    transform: scale(1.1);
}

.low-stock-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    background: linear-gradient(135deg, #ff5722, #f44336);
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Product Details Enhanced */
.cart-product-title {
    margin: 0 0 0.75rem 0;
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
}

.cart-product-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-smooth);
    display: inline-block;
}

.cart-product-title a:hover {
    color: var(--primary-blue);
    transform: translateX(3px);
}

.variant-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.variant-tag {
    background: linear-gradient(135deg, #e3f2fd, #e8f5e9);
    color: #1565c0;
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid rgba(21, 101, 192, 0.2);
    transition: var(--transition-smooth);
}

.variant-tag:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* Stock Status Enhanced */
.stock-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    transition: var(--transition-smooth);
}

.stock-status.in-stock {
    color: var(--success-green);
    background: rgba(52, 168, 83, 0.1);
    border: 1px solid rgba(52, 168, 83, 0.3);
}

.stock-status.out-of-stock {
    color: var(--danger-red);
    background: rgba(234, 67, 53, 0.1);
    border: 1px solid rgba(234, 67, 53, 0.3);
}

/* Action Buttons Enhanced */
.action-btn {
    background: transparent;
    border: none;
    color: var(--primary-blue);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0.5rem 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    transition: var(--transition-smooth);
    border-radius: 6px;
}

.action-btn:hover {
    background: rgba(26, 115, 232, 0.1);
    transform: translateY(-2px);
}

.action-btn.remove-item {
    color: var(--danger-red);
}

.action-btn.remove-item:hover {
    background: rgba(234, 67, 53, 0.1);
}

/* Price Section Enhanced */
.current-price .cart-price {
    font-size: 1.375rem;
    font-weight: 800;
    color: var(--success-green);
    display: inline-block;
    animation: priceGlow 2s ease infinite;
}

@keyframes priceGlow {
    0%, 100% { text-shadow: 0 0 0 transparent; }
    50% { text-shadow: 0 0 10px rgba(52, 168, 83, 0.3); }
}

.discount-badge {
    background: linear-gradient(135deg, #ff5722, #ff9800);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    display: inline-block;
    animation: bounce 2s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

/* Quantity Controls Enhanced */
.quantity-controls {
    display: inline-flex;
    align-items: center;
    border: 2px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.quantity-controls:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-md);
}

.quantity-btn {
    background: white;
    border: none;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.quantity-btn:hover {
    background: var(--primary-blue);
    color: white;
}

.quantity-btn:active {
    transform: scale(0.95);
}

.quantity-input {
    border: none;
    width: 60px;
    height: 36px;
    text-align: center;
    font-weight: 700;
    font-size: 1rem;
    background: white;
    color: var(--text-primary);
}

.quantity-input:focus {
    outline: none;
    background: #f0f8ff;
}

/* Order Summary Enhanced */
.order-summary-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 100px;
    height: fit-content;
    animation: slideInRight 0.8s ease;
}

.summary-card {
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 2px solid var(--border-light);
    transition: var(--transition-smooth);
}

.summary-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.15);
}

.summary-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 2px solid var(--border-light);
    background: linear-gradient(135deg, #f8f9fa, #e3f2fd);
}

/* Price Breakdown Enhanced */
.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.price-row:hover {
    background: rgba(26, 115, 232, 0.03);
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    margin: 0 -0.5rem;
    border-radius: 6px;
}

.savings-row {
    border: 2px dashed var(--success-green);
    border-radius: 8px;
    background: linear-gradient(135deg, #e8f5e9, #f1f8e9);
    margin: 0.75rem 0;
    padding: 1rem;
    animation: savingsGlow 3s ease infinite;
}

@keyframes savingsGlow {
    0%, 100% { box-shadow: 0 0 0 transparent; }
    50% { box-shadow: 0 0 20px rgba(52, 168, 83, 0.2); }
}

.total-row {
    border-top: 3px solid var(--primary-blue);
    padding-top: 1rem;
    margin-top: 1rem;
    font-weight: 700;
    font-size: 1.25rem;
}

.total-amount {
    color: var(--success-green);
    font-size: 1.5rem;
    font-weight: 800;
    display: inline-block;
    animation: totalPulse 2s ease infinite;
}

@keyframes totalPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Checkout Button Enhanced */
.checkout-btn {
    display: block;
    width: 100%;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
    text-decoration: none;
    padding: 1.25rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.125rem;
    text-align: center;
    margin-bottom: 1rem;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(26, 115, 232, 0.3);
}

.checkout-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.checkout-btn:hover {
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(26, 115, 232, 0.4);
}

.checkout-btn:hover::before {
    width: 300%;
    height: 300%;
}

.checkout-btn:active {
    transform: translateY(-1px);
}

/* Security Badges Enhanced */
.security-badges {
    display: flex;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
    background: linear-gradient(135deg, #e8f5e9, #e3f2fd);
    border-radius: 8px;
    margin-top: 1rem;
}

.security-badge {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8rem;
    color: var(--success-green);
    font-weight: 600;
    padding: 0.5rem 0.75rem;
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.security-badge:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

/* Empty Cart Enhanced */
.empty-cart-container {
    text-align: center;
    padding: 5rem 2rem;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    animation: fadeIn 0.8s ease;
}

.empty-cart-icon {
    font-size: 6rem;
    background: linear-gradient(135deg, #d1d5db, #9ca3af);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 2rem;
    animation: cartSwing 3s ease infinite;
}

@keyframes cartSwing {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-5deg); }
    75% { transform: rotate(5deg); }
}

.start-shopping-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.125rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 16px rgba(26, 115, 232, 0.3);
}

.start-shopping-btn:hover {
    color: white;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 24px rgba(26, 115, 232, 0.4);
}

/* Loading States Enhanced */
.cart-item-loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.cart-item-loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(26, 115, 232, 0.1),
        transparent
    );
    animation: loadingShimmer 1.5s infinite;
}

@keyframes loadingShimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Notification Styles */
.cart-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transform: translateX(400px);
    transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.cart-notification.show {
    transform: translateX(0);
}

.cart-notification.success {
    background: linear-gradient(135deg, var(--success-green), #66bb6a);
    color: white;
}

.cart-notification.error {
    background: linear-gradient(135deg, var(--danger-red), #ef5350);
    color: white;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design Enhanced */
@media (max-width: 1200px) {
    .cart-layout {
        grid-template-columns: 1fr 340px;
    }
}

@media (max-width: 992px) {
    .cart-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .order-summary-section {
        order: -1;
        position: static;
        max-width: 600px;
        margin: 0 auto 2rem;
    }
    
    .modern-cart-item {
        grid-template-columns: auto 90px 1fr;
        gap: 1rem;
        padding: 1.25rem;
    }
    
    .item-controls-section {
        grid-column: 1 / -1;
        flex-direction: row;
        justify-content: space-between;
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid #f0f0f0;
    }
    
    .product-image-container {
        width: 90px;
        height: 90px;
    }
}

@media (max-width: 768px) {
    .cart-progress-header {
        padding: 1rem 0;
    }
    
    .progress-steps {
        gap: 0.5rem;
    }
    
    .step-circle {
        width: 44px;
        height: 44px;
        font-size: 1rem;
    }
    
    .progress-line {
        margin: 0 0.25rem;
    }
    
    .trust-badges {
        gap: 0.75rem;
    }
    
    .trust-badge {
        flex-direction: column;
        text-align: center;
        gap: 0.25rem;
        font-size: 0.75rem;
        padding: 0.5rem;
    }
    
    .cart-main-content {
        padding: 1rem;
    }
    
    .modern-cart-item {
        grid-template-columns: 70px 1fr;
        gap: 0.75rem;
        padding: 1rem;
    }
    
    .item-selector {
        display: none;
    }
    
    .product-image-container {
        width: 70px;
        height: 70px;
        border-radius: 8px;
    }
    
    .cart-product-title {
        font-size: 0.95rem;
    }
    
    .item-details-section,
    .item-controls-section {
        grid-column: 2;
    }
    
    .item-controls-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        margin-top: 0.75rem;
        padding-top: 0.75rem;
    }
    
    .price-section,
    .quantity-section,
    .total-section {
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .cart-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding: 1rem;
    }
    
    .cart-title {
        font-size: 1.125rem;
    }
    
    .cart-actions-header {
        align-self: stretch;
        justify-content: space-between;
    }
    
    .checkout-btn {
        padding: 1rem;
        font-size: 1rem;
        border-radius: 8px;
    }
    
    .checkout-amount {
        float: none;
        display: block;
        margin-top: 0.25rem;
        font-size: 1.25rem;
    }
    
    .empty-cart-icon {
        font-size: 4rem;
    }
    
    .empty-cart-content h2 {
        font-size: 1.5rem;
    }
    
    .empty-cart-features {
        flex-direction: column;
        gap: 1rem;
        text-align: left;
    }
}

@media (max-width: 480px) {
    .modern-cart-item {
        padding: 0.75rem;
    }
    
    .variant-tag {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
    }
    
    .quantity-controls {
        transform: scale(0.9);
    }
    
    .security-badges {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .security-badge {
        width: 100%;
        justify-content: center;
    }
}

/* Cart Notification Styles */
.cart-notification.info {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
}

.cart-notification.warning {
    background: linear-gradient(135deg, var(--warning-orange), #ffb74d);
    color: white;
}

/* Dark Mode Support (Optional) */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #f8f9fa;
        --text-secondary: #adb5bd;
        --background-light: #212529;
        --border-light: #495057;
    }
    
    .modern-cart-container {
        background: linear-gradient(to bottom, #1a1a1a, #212529);
    }
    
    .cart-items-section,
    .summary-card,
    .empty-cart-container {
        background: #2c2c2c;
    }
    
    .modern-cart-item {
        background: #2c2c2c;
    }
    
    .modern-cart-item:hover {
        background: linear-gradient(90deg, #343a40, #2c2c2c);
    }
}

/* Print Styles */
@media print {
    .cart-progress-header,
    .trust-badges-section,
    .action-btn,
    .cart-actions-header,
    .continue-shopping-section,
    .promo-section,
    .recommendations-card {
        display: none !important;
    }
    
    .cart-layout {
        grid-template-columns: 1fr;
    }
    
    .modern-cart-item {
        page-break-inside: avoid;
    }
}