/* ===== CART PAGE STYLES ===== */

:root {
    --cart-primary: #ff6b35;
    --cart-secondary: #004e89;
    --cart-success: #28a745;
    --cart-danger: #dc3545;
    --cart-warning: #ffc107;
    --cart-info: #17a2b8;
    --cart-light: #f8f9fa;
    --cart-dark: #343a40;
}

/* ===== CART PAGE LAYOUT ===== */

.cart-page {
    min-height: calc(100vh - 200px);
    padding: 40px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 30px;
    font-size: 0.9rem;
    color: #666;
}

.breadcrumb a {
    color: var(--cart-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--cart-primary);
}

.page-title {
    font-size: 2.5rem;
    color: var(--cart-dark);
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.page-title i {
    color: var(--cart-primary);
}

/* ===== EMPTY CART MESSAGE ===== */

.empty-cart-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 20px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.empty-cart-message i {
    font-size: 6rem;
    color: #ddd;
    margin-bottom: 20px;
}

.empty-cart-message h2 {
    font-size: 2rem;
    color: var(--cart-dark);
    margin-bottom: 10px;
}

.empty-cart-message p {
    color: #666;
    margin-bottom: 30px;
}

/* ===== CART CONTENT LAYOUT ===== */

.cart-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 30px;
    align-items: start;
}

/* ===== CART ITEMS SECTION ===== */

.cart-items-section {
    background: white;
    border-radius: 25px;
    padding: 30px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 2px solid #f0f0f0;
}

.section-header h2 {
    font-size: 1.5rem;
    color: var(--cart-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-clear-cart {
    background: transparent;
    color: var(--cart-danger);
    border: 2px solid var(--cart-danger);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-clear-cart:hover {
    background: var(--cart-danger);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(220,53,69,0.3);
}

/* ===== CART ITEMS ===== */

.cart-items-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.cart-item {
    display: grid;
    grid-template-columns: 120px 1fr 140px 120px 120px auto;
    gap: 20px;
    align-items: center;
    padding: 20px;
    border: 2px solid #f0f0f0;
    border-radius: 20px;
    transition: all 0.3s;
    background: white;
}

.cart-item:hover {
    border-color: var(--cart-primary);
    box-shadow: 0 5px 20px rgba(255,107,53,0.15);
    transform: translateY(-2px);
}

.item-image {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 15px;
    overflow: hidden;
    background: #f8f9fa;
}

.item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.item-badge {
    position: absolute;
    top: 5px;
    left: 5px;
    background: var(--cart-primary);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 600;
}

.item-details {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.item-name {
    font-size: 1.1rem;
    color: var(--cart-dark);
    margin: 0;
}

.item-meta {
    display: flex;
    gap: 15px;
    font-size: 0.85rem;
    color: #666;
}

.item-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.stock-warning {
    color: var(--cart-danger);
    font-size: 0.85rem;
    font-weight: 600;
    margin: 5px 0 0 0;
}

.item-quantity label {
    display: block;
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 8px;
}

.quantity-control {
    display: flex;
    align-items: center;
    border: 2px solid #e0e0e0;
    border-radius: 25px;
    overflow: hidden;
}

.qty-btn {
    width: 35px;
    height: 35px;
    background: white;
    border: none;
    cursor: pointer;
    color: var(--cart-secondary);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qty-btn:hover:not(:disabled) {
    background: var(--cart-primary);
    color: white;
}

.qty-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.qty-input {
    width: 50px;
    height: 35px;
    border: none;
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
    -moz-appearance: textfield;
}

.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.item-price {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.old-price {
    font-size: 0.9rem;
    color: #999;
    text-decoration: line-through;
}

.current-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--cart-primary);
}

.price-label {
    font-size: 0.75rem;
    color: #999;
}

.item-subtotal {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.subtotal-label {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 5px;
}

.subtotal-amount {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--cart-secondary);
}

.item-actions {
    display: flex;
    justify-content: center;
}

.btn-remove {
    width: 40px;
    height: 40px;
    background: transparent;
    border: 2px solid var(--cart-danger);
    border-radius: 50%;
    cursor: pointer;
    color: var(--cart-danger);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-remove:hover {
    background: var(--cart-danger);
    color: white;
    transform: rotate(15deg) scale(1.1);
}

/* ===== CONTINUE SHOPPING ===== */

.continue-shopping {
    margin-top: 25px;
    padding-top: 25px;
    border-top: 2px solid #f0f0f0;
}

/* ===== CART SUMMARY SECTION ===== */

.cart-summary-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: sticky;
    top: 100px;
}

/* ===== COUPON SECTION ===== */

.coupon-section {
    background: white;
    padding: 25px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.coupon-section h3 {
    font-size: 1.1rem;
    color: var(--cart-dark);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.coupon-form {
    display: flex;
    gap: 10px;
}

.coupon-input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 25px;
    font-size: 0.95rem;
    transition: border-color 0.3s;
}

.coupon-input:focus {
    outline: none;
    border-color: var(--cart-primary);
}

.btn-apply-coupon {
    padding: 12px 25px;
    background: var(--cart-secondary);
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-apply-coupon:hover {
    background: var(--cart-primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255,107,53,0.3);
}

.coupon-message {
    margin-top: 10px;
    font-size: 0.9rem;
}

.coupon-message .success {
    color: var(--cart-success);
}

.coupon-message .error {
    color: var(--cart-danger);
}

.coupon-message .loading {
    color: var(--cart-info);
}

.coupon-message i {
    margin-right: 5px;
}

/* ===== SUMMARY CARD ===== */

.summary-card {
    background: white;
    padding: 25px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.summary-card h3 {
    font-size: 1.2rem;
    color: var(--cart-dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    font-size: 0.95rem;
    color: #666;
}

.summary-row span:last-child {
    font-weight: 600;
    color: var(--cart-dark);
}

.discount-amount {
    color: var(--cart-success) !important;
}

.tooltip-icon {
    font-size: 0.85rem;
    color: #999;
    cursor: help;
    margin-left: 5px;
}

.summary-divider {
    height: 2px;
    background: linear-gradient(to right, transparent, #e0e0e0, transparent);
    margin: 15px 0;
}

.summary-total {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--cart-secondary) !important;
    padding: 15px 0;
}

.summary-total span {
    color: var(--cart-secondary) !important;
}

/* ===== FREE SHIPPING PROGRESS ===== */

.free-shipping-progress {
    margin: 20px 0;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cart-primary), var(--cart-success));
    border-radius: 10px;
    transition: width 0.5s ease;
}

.progress-text {
    font-size: 0.85rem;
    text-align: center;
    margin: 0;
}

/* ===== CHECKOUT BUTTON ===== */

.btn-checkout {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, var(--cart-success), #20c997);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.btn-checkout:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(40,167,69,0.4);
}

/* ===== SECURITY BADGES ===== */

.security-badges {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 20px;
}

.security-badges .badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 10px;
    font-size: 0.75rem;
    color: #666;
}

.security-badges .badge i {
    font-size: 1.2rem;
    color: var(--cart-success);
}

/* ===== PAYMENT METHODS ===== */

.payment-methods {
    background: white;
    padding: 20px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    text-align: center;
}

.payment-methods h4 {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 15px;
}

.methods-icons {
    display: flex;
    justify-content: center;
    gap: 15px;
    font-size: 2rem;
    color: #999;
}

/* ===== RECOMMENDED PRODUCTS ===== */

.recommended-section {
    margin-top: 60px;
    padding: 40px;
    background: white;
    border-radius: 25px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.recommended-section h2 {
    font-size: 1.8rem;
    color: var(--cart-dark);
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.recommended-products {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.recommended-product {
    background: white;
    border: 2px solid #f0f0f0;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s;
}

.recommended-product:hover {
    border-color: var(--cart-primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255,107,53,0.2);
}

.recommended-product .product-image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.recommended-product .product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.recommended-product:hover .product-image img {
    transform: scale(1.1);
}

.recommended-product .badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--cart-primary);
    color: white;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
}

.recommended-product .badge-new {
    background: var(--cart-success);
}

.recommended-product .product-info {
    padding: 20px;
}

.recommended-product h4 {
    font-size: 1rem;
    color: var(--cart-dark);
    margin-bottom: 10px;
    min-height: 40px;
}

.recommended-product .product-rating {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 10px;
    color: #ffc107;
    font-size: 0.85rem;
}

.recommended-product .product-rating span {
    color: #999;
    font-size: 0.8rem;
}

.recommended-product .product-price {
    margin-bottom: 15px;
}

.recommended-product .old-price {
    font-size: 0.85rem;
    color: #999;
    text-decoration: line-through;
    margin-right: 5px;
}

.recommended-product .current-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--cart-primary);
}

.btn-add-recommended {
    width: 100%;
    padding: 12px;
    background: var(--cart-secondary);
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-add-recommended:hover {
    background: var(--cart-primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255,107,53,0.3);
}

/* ===== CHECKOUT MODAL ===== */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.3s;
}

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

.modal-content {
    background: white;
    border-radius: 25px;
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px;
    border-bottom: 2px solid #f0f0f0;
}

.modal-header h2 {
    font-size: 1.8rem;
    color: var(--cart-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-close {
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #999;
    transition: all 0.3s;
    border-radius: 50%;
}

.modal-close:hover {
    background: #f0f0f0;
    color: var(--cart-danger);
    transform: rotate(90deg);
}

.modal-body {
    padding: 30px;
}

/* ===== CHECKOUT STEPS ===== */

.checkout-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    position: relative;
}

.checkout-steps::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: #e0e0e0;
    z-index: 0;
}

.step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 40px;
    height: 40px;
    background: white;
    border: 3px solid #e0e0e0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #999;
    transition: all 0.3s;
}

.step span {
    font-size: 0.85rem;
    color: #999;
    font-weight: 600;
}

.step.active .step-number {
    background: var(--cart-primary);
    border-color: var(--cart-primary);
    color: white;
}

.step.active span {
    color: var(--cart-primary);
}

.step.completed .step-number {
    background: var(--cart-success);
    border-color: var(--cart-success);
    color: white;
}

.step.completed span {
    color: var(--cart-success);
}

/* ===== FORM STYLES ===== */

.checkout-step-content h3 {
    font-size: 1.3rem;
    color: var(--cart-dark);
    margin-bottom: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 600;
    color: #666;
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    font-size: 0.95rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--cart-primary);
}

.form-actions {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin-top: 30px;
}

.btn-next,
.btn-confirm-purchase {
    flex: 1;
    padding: 15px;
    background: var(--cart-primary);
    color: white;
    border: none;
    border-radius: 25px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-next:hover,
.btn-confirm-purchase:hover {
    background: var(--cart-secondary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,78,137,0.3);
}

/* ===== PAYMENT METHODS SELECTION ===== */

.payment-methods-selection {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.payment-option {
    display: flex;
    align-items: center;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.3s;
}

.payment-option:hover {
    border-color: var(--cart-primary);
}

.payment-option input[type="radio"] {
    margin-right: 15px;
    width: 20px;
    height: 20px;
    accent-color: var(--cart-primary);
    cursor: pointer;
}

.payment-option .option-content {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--cart-dark);
}

.payment-option .option-content i {
    font-size: 1.5rem;
    color: var(--cart-secondary);
}

.payment-option input[type="radio"]:checked ~ .option-content {
    color: var(--cart-primary);
}

.payment-option input[type="radio"]:checked ~ .option-content i {
    color: var(--cart-primary);
}

/* ===== CARD PAYMENT FORM ===== */

.card-payment-form {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 25px;
}

/* ===== MODAL ORDER SUMMARY ===== */

.modal-order-summary {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 25px;
}

.modal-order-summary h4 {
    font-size: 1.1rem;
    color: var(--cart-dark);
    margin-bottom: 15px;
}

/* ===== SUCCESS MODAL ===== */

.success-modal-content {
    text-align: center;
    padding: 50px 30px;
}

.success-icon {
    font-size: 5rem;
    color: var(--cart-success);
    margin-bottom: 20px;
    animation: scaleIn 0.5s;
}

@keyframes scaleIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.success-modal-content h2 {
    font-size: 2rem;
    color: var(--cart-dark);
    margin-bottom: 15px;
}

.success-modal-content p {
    color: #666;
    margin-bottom: 10px;
}

.order-number {
    background: #f8f9fa;
    padding: 15px 25px;
    border-radius: 15px;
    margin: 25px 0;
    font-size: 1.1rem;
}

.order-number strong {
    color: var(--cart-primary);
}

.success-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

/* ===== NOTIFICATIONS ===== */

.notification-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 10001;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.notification {
    background: white;
    padding: 15px 20px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.3s ease;
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

.notification i {
    font-size: 1.5rem;
}

.notification-success {
    border-left: 4px solid var(--cart-success);
}

.notification-success i {
    color: var(--cart-success);
}

.notification-error {
    border-left: 4px solid var(--cart-danger);
}

.notification-error i {
    color: var(--cart-danger);
}

.notification-warning {
    border-left: 4px solid var(--cart-warning);
}

.notification-warning i {
    color: var(--cart-warning);
}

.notification-info {
    border-left: 4px solid var(--cart-info);
}

.notification-info i {
    color: var(--cart-info);
}

/* ===== BUTTONS ===== */

.btn-primary {
    padding: 15px 30px;
    background: var(--cart-primary);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 700;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--cart-secondary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,78,137,0.3);
}

.btn-secondary {
    padding: 15px 30px;
    background: transparent;
    color: var(--cart-secondary);
    text-decoration: none;
    border: 2px solid var(--cart-secondary);
    border-radius: 25px;
    font-weight: 700;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.btn-secondary:hover {
    background: var(--cart-secondary);
    color: white;
    transform: translateY(-2px);
}

/* ===== RESPONSIVE ===== */

@media (max-width: 1200px) {
    .cart-content {
        grid-template-columns: 1fr 350px;
    }
    
    .recommended-products {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .cart-content {
        grid-template-columns: 1fr;
    }
    
    .cart-summary-section {
        position: static;
    }
    
    .cart-item {
        grid-template-columns: 100px 1fr;
        gap: 15px;
    }
    
    .item-quantity,
    .item-price,
    .item-subtotal {
        grid-column: 1 / -1;
    }
    
    .item-actions {
        grid-column: 1 / -1;
        justify-content: flex-end;
    }
    
    .recommended-products {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }
    
    .section-header {
        flex-direction: column;
        gap: 15px;
    }
    
    .cart-item {
        grid-template-columns: 1fr;
    }
    
    .item-image {
        width: 100%;
        height: 200px;
    }
    
    .recommended-products {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .checkout-steps::before {
        display: none;
    }
    
    .security-badges {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .cart-page {
        padding: 20px 0;
    }
    
    .page-title {
        font-size: 1.5rem;
    }
    
    .notification {
        min-width: calc(100vw - 40px);
        right: 20px;
    }
}