* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid #e0e0e0;
    margin-bottom: 30px;
    background: #1f2227;
    
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    padding: 15px 25px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    color: #4a6ee0;
}

.logo i {
    margin-right: 10px;
    font-size: 28px;
}

.nav {
    display: flex;
    list-style: none;
}

.nav li {
    margin: 0 15px;
}

.nav a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    transition: color 0.3s;
}

.nav a:hover {
    color: #4a6ee0;
}

.cart-icon {
    position: relative;
    cursor: pointer;
    font-size: 20px;
    color: #555;
    padding: 8px 15px;
    border-radius: 20px;
    background: #f5f7ff;
    transition: all 0.3s;
}

.cart-icon:hover {
    background: #4a6ee0;
    color: white;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: #e74c3c;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.hero-section {
    background: linear-gradient(135deg, #4a6ee0 0%, #6a11cb 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
    border-radius: 15px;
    margin-bottom: 40px;
}

.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero-section p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: white;
    color: #4a6ee0;
}

.btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid #4a6ee0;
    color: #4a6ee0;
}

.btn-outline:hover {
    background: #4a6ee0;
    color: white;
}

.product-container {
    display: flex;
    flex-wrap: wrap;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.product-image {
    flex: 1;
    min-width: 300px;
    padding: 30px;
    display: flex;
    justify-content: flex-start;
    background: #fafbff;
    flex-direction: column;
}

.product-image img {
    max-width: 60px;
    max-height: 60px;
    border-radius: 10px;
    transition: transform 0.3s;
    margin-right: 20px;
    align-items: center;
}

.product-image img:hover {
    transform: scale(1.03);
}

.product-info {
    flex: 1;
    min-width: 300px;
    padding: 40px;
    border-left: 1px solid #eee;
}

.product-title {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #2c3e50;
    display: flex;
    align-items: center;
}

.product-price {
    font-size: 32px;
    color: #e74c3c;
    margin-bottom: 20px;
    font-weight: bold;
}

.product-id {
    color: #7f8c8d;
    margin-bottom: 20px;
    font-size: 14px;
}

.product-description {
    color: #666;
    margin-bottom: 25px;
    line-height: 1.8;
    padding: 15px;
    background: #f9f9f9;
    border-radius: 8px;
}

.product-specs {
    margin-bottom: 25px;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 10px;
}

.spec-item {
    display: flex;
    align-items: center;
    padding: 8px 0;
}

.spec-item i {
    margin-right: 10px;
    color: #4a6ee0;
}

.quantity-selector {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
}

.quantity-btn {
    width: 40px;
    height: 40px;
    background: #f0f0f0;
    border: 1px solid #ddd;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.quantity-btn:hover {
    background: #4a6ee0;
    color: white;
    border-color: #4a6ee0;
}

.quantity-input {
    width: 70px;
    height: 40px;
    text-align: center;
    border: 1px solid #ddd;
    margin: 0 5px;
    font-size: 16px;
    font-weight: bold;
}

.add-to-cart-btn {
    width: 100%;
    padding: 16px;
    background-color: #4a6ee0;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.add-to-cart-btn i {
    margin-right: 10px;
}

.add-to-cart-btn:hover {
    background-color: #3a5ec0;
}

.buy-now-btn {
    width: 100%;
    padding: 16px;
    background-color: #e74c3c;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.buy-now-btn i {
    margin-right: 10px;
}

.buy-now-btn:hover {
    background-color: #c0392b;
}

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    background: #4CAF50;
    color: white;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transform: translateX(100%);
    transition: transform 0.4s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
}

.notification i {
    margin-right: 10px;
    font-size: 20px;
}

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

.related-products {
    margin-top: 40px;
}

.section-title {
    font-size: 24px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #4a6ee0;
    display: inline-block;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.product-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

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

.product-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.product-card-content {
    padding: 15px;
}

.product-card-title {
    font-size: 16px;
    margin-bottom: 10px;
    font-weight: 600;
}

.product-card-price {
    color: #e74c3c;
    font-weight: bold;
    font-size: 18px;
    margin-bottom: 15px;
}

footer {
    text-align: center;
    margin-top: 60px;
    padding: 30px;
    color: #666;
    border-top: 1px solid #e0e0e0;
    background: white;
    border-radius: 10px;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

@media (max-width: 768px) {
    .product-container {
        flex-direction: column;
    }
    
    .product-info {
        border-left: none;
        border-top: 1px solid #eee;
    }
    
    .nav {
        display: none;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
}
/* 购物车页面样式 */
.page-header {
    margin-bottom: 30px;
    text-align: center;
}

.page-header h1 {
    font-size: 32px;
    color: #2c3e50;
    margin-bottom: 10px;
}

.page-header p {
    color: #7f8c8d;
    font-size: 18px;
}

.empty-cart {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.empty-cart i {
    font-size: 80px;
    color: #ddd;
    margin-bottom: 20px;
}

.empty-cart h2 {
    color: #7f8c8d;
    margin-bottom: 15px;
}

.empty-cart p {
    color: #95a5a6;
    margin-bottom: 30px;
}

.cart-container {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
}

.cart-items {
    flex: 2;
}

.cart-summary {
    flex: 1;
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.cart-header h2 {
    color: #2c3e50;
}

.btn-clear-cart {
    background: none;
    border: none;
    color: #e74c3c;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.btn-clear-cart:hover {
    color: #c0392b;
}

.cart-item {
    display: flex;
    align-items: center;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    margin-bottom: 15px;
    position: relative;
}

.item-image {
    width: 100px;
    height: 100px;
    margin-right: 20px;
}

.item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
}

.item-details {
    flex: 1;
    margin-right: 20px;
}

.item-details h3 {
    margin-bottom: 10px;
    color: #2c3e50;
}

.item-price {
    color: #e74c3c;
    font-weight: 500;
    margin-bottom: 10px;
}

.buyer-info {
    background: #f8f9fa;
    padding: 10px;
    border-radius: 5px;
    margin-top: 10px;
}

.buyer-info p {
    margin: 5px 0;
    font-size: 14px;
    color: #7f8c8d;
}

.item-quantity {
    margin-right: 20px;
    text-align: center;
}

.item-quantity label {
    display: block;
    margin-bottom: 8px;
    color: #7f8c8d;
    font-weight: 500;
}

.quantity-controls {
    display: flex;
    align-items: center;
}

.qty-btn {
    width: 30px;
    height: 30px;
    background: #f0f0f0;
    border: 1px solid #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
}

.qty-btn:hover {
    background: #e0e0e0;
}

.qty-input {
    width: 50px;
    height: 30px;
    text-align: center;
    border: 1px solid #ddd;
    margin: 0 5px;
}

.item-total {
    margin-right: 20px;
    font-weight: bold;
    font-size: 18px;
    color: #2c3e50;
    min-width: 80px;
    text-align: right;
}

.item-actions {
    position: absolute;
    top: 10px;
    right: 10px;
}

.btn-remove {
    background: none;
    border: none;
    color: #95a5a6;
    cursor: pointer;
    font-size: 16px;
    padding: 5px;
}

.btn-remove:hover {
    color: #e74c3c;
}

.summary-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 20px;
}

.summary-card h2 {
    margin-bottom: 20px;
    color: #2c3e50;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.summary-details {
    margin-bottom: 20px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    color: #7f8c8d;
}

.summary-row.discount {
    color: #4CAF50;
}

.summary-row.total {
    font-weight: bold;
    font-size: 18px;
    color: #2c3e50;
    padding-top: 15px;
    border-top: 1px solid #eee;
    margin-top: 10px;
}

.coupon-section {
    margin-bottom: 25px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.coupon-form .form-group {
    margin-bottom: 0;
}

.input-with-button {
    display: flex;
}

.input-with-button input {
    flex: 1;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-with-button button {
    background: #4a6ee0;
    color: white;
    border: none;
    border-top-right-radius: 5px;
    border-bottom-right-radius: 5px;
    padding: 0 15px;
    cursor: pointer;
}

.input-with-button button:hover {
    background: #3a5ec0;
}

.checkout-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-continue {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    background: #f8f9fa;
    color: #4a6ee0;
    text-decoration: none;
    border-radius: 5px;
    text-align: center;
    font-weight: 500;
}

.btn-continue:hover {
    background: #e9ecef;
}

.btn-checkout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    background: #4a6ee0;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    text-align: center;
    font-weight: 500;
}

.btn-checkout:hover {
    background: #3a5ec0;
}

@media (max-width: 768px) {
    .cart-container {
        flex-direction: column;
    }
    
    .cart-item {
        flex-direction: column;
        align-items: flex-start;
        padding: 15px;
    }
    
    .item-image {
        width: 100%;
        height: auto;
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .item-details {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .item-quantity {
        margin-right: 0;
        margin-bottom: 15px;
        align-self: center;
    }
    
    .item-total {
        margin-right: 0;
        align-self: flex-end;
    }
    
    .checkout-actions {
        flex-direction: row;
    }
    
    .btn-continue,
    .btn-checkout {
        flex: 1;
    }
}
/* 添加到现有的style.css文件中 */

/* 表单样式 */
.user-info-section {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.user-info-section h3 {
    margin-bottom: 15px;
    color: #2c3e50;
}

.form-row {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.form-group {
    flex: 1;
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #555;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

.form-group input:focus,
.form-group select:focus {
    border-color: #4a6ee0;
    outline: none;
}

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

.coupon-input input {
    flex: 1;
}

.btn-coupon {
    padding: 12px 20px;
    background: #4a6ee0;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.btn-coupon:hover {
    background: #3a5ec0;
}

.coupon-message {
    margin-top: 5px;
    font-size: 14px;
}

.coupon-message.success {
    color: #4CAF50;
}

.coupon-message.error {
    color: #e74c3c;
}

.price-summary {
    background: #eff2ff;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}
#totalPrice{
    font-size:24px;
    color:red;
}
.price-row {
    display: flex;
    font-size:18px;
    justify-content: space-between;
    margin-bottom: 10px;
}

.price-row.total {
    border-top: 1px solid #ddd;
    padding-top: 10px;
    font-weight: bold;
    font-size: 18px;
}

/* 支付流程样式 */
.checkout-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    position: relative;
}

.checkout-progress::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 2px;
    background: #ddd;
    z-index: 1;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #ddd;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-bottom: 10px;
}

.step-text {
    font-size: 14px;
    color: #777;
}

.progress-step.completed .step-number {
    background: #4CAF50;
}

.progress-step.active .step-number {
    background: #4a6ee0;
}

.progress-step.active .step-text {
    color: #4a6ee0;
    font-weight: 700;
    font-size: 18px;
}

.payment-container {
    display: flex;
    gap: 30px;
}

.order-summary {
    flex: 1;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.order-item {
    display: flex;
    margin-bottom: 15px;
    padding-bottom: 15px;
    /*border-bottom: 1px solid #eee;*/
}

.order-item img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 5px;
    margin-right: 15px;
}

.item-details {
    flex: 1;
}

.item-details h4 {
    margin-bottom: 5px;
}

.item-price {
    font-weight: bold;
    color: #e74c3c;
}

.price-breakdown {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.payment-form {
    flex: 1;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.pay-now-btn {
    width: 100%;
    padding: 16px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pay-now-btn:hover {
    background-color: #45a049;
}

.pay-now-btn i {
    margin-right: 10px;
}

/* 订单成功页面样式 */
.order-success {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: 40px 0;
}

.success-icon {
    font-size: 80px;
    color: #4CAF50;
    margin-bottom: 20px;
}

.order-details {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin: 30px 0;
    text-align: left;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.detail-row:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.action-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}
/* 错误消息样式 */
.error-message {
    background: #ffe6e6;
    border: 1px solid #ffcccc;
    border-radius: 8px;
    padding: 15px 20px;
    margin-bottom: 20px;
    color: #d63384;
}

.error-message h3 {
    margin-bottom: 10px;
    color: #d63384;
    font-size: 18px;
}

.error-message ul {
    margin: 0;
    padding-left: 20px;
}

.error-message li {
    margin-bottom: 5px;
}
/* 支付页面数量控制样式 */
.quantity-controls {
    display: flex;
    align-items: center;
    margin-top: 10px;
}

.quantity-form {
    display: flex;
    align-items: center;
}

.qty-btn {
    width: 30px;
    height: 30px;
    background: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
}

.qty-btn:hover {
    background: #4a6ee0;
    color: white;
    border-color: #4a6ee0;
}

.qty-display {
    margin: 0 10px;
    padding: 5px 12px;
    background: #f8f9fa;
    border: 1px solid #ddd;
    border-radius: 3px;
    font-weight: bold;
    min-width: 40px;
    text-align: center;
}
/* 订单成功页面样式 */
.order-items {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin: 20px 0;
}

.order-items h2 {
    margin-bottom: 20px;
    color: #2c3e50;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.order-item {
    display: flex;
    align-items: center;
    padding: 15px 0;
    /*border-bottom: 1px solid #eee;*/
}

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

.order-item img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 5px;
    margin-right: 20px;
}

.item-info {
    flex: 1;
}

.item-info h4 {
    margin-bottom: 5px;
    color: #2c3e50;
}

.item-info p {
    margin: 3px 0;
    color: #7f8c8d;
    font-size: 14px;
}

.item-total {
    font-weight: bold;
    color: #e74c3c;
    font-size: 18px;
}

.order-summary {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.order-summary h2 {
    margin-bottom: 20px;
    color: #2c3e50;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    padding: 5px 0;
}

.summary-row.discount {
    color: #4CAF50;
}

.summary-row.total {
    font-weight: bold;
    font-size: 18px;
    color: #2c3e50;
    padding-top: 15px;
    border-top: 1px solid #eee;
    margin-top: 10px;
}

.action-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary {
    background: #4a6ee0;
    color: white;
}

.btn-primary:hover {
    background: #3a5ec0;
}

.btn-outline {
    background: transparent;
    border: 2px solid #4a6ee0;
    color: #4a6ee0;
}

.btn-outline:hover {
    background: #4a6ee0;
    color: white;
}
/* 订单成功页面新增样式 */
.highlight {
    background: #e8f5e8;
    border-left: 4px solid #4CAF50;
    padding-left: 10px;
}

.registration-code {
    font-family: 'Courier New', monospace;
    font-size: 18px;
    font-weight: bold;
    color: #e74c3c;
    letter-spacing: 1px;
}

.order-info-box {
    background: #e3f2fd;
    border: 1px solid #bbdefb;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}

.order-info-box h3 {
    color: #1976d2;
    margin-top: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.order-info-box p {
    margin: 10px 0;
    color: #37474f;
}

.btn-secondary {
    background: #6c757d;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-secondary:hover {
    background: #5a6268;
}

/* 打印样式 */
@media print {
    .action-buttons, .nav, .cart-icon, footer {
        display: none !important;
    }
    
    .order-success {
        padding: 0;
    }
    
    .registration-code {
        font-size: 16px;
    }
}
@media (max-width: 768px) {
    .order-item {
        flex-direction: column;
        text-align: center;
    }
    
    .order-item img {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .action-buttons {
        flex-direction: column;
    }
}
/* 响应式调整 */
@media (max-width: 768px) {
    .quantity-controls {
        justify-content: center;
    }
    
    .order-item {
        flex-direction: column;
        text-align: center;
    }
    
    .item-details {
        margin-bottom: 15px;
    }
}
@media (max-width: 768px) {
    .payment-container {
        flex-direction: column;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .checkout-progress {
        flex-wrap: wrap;
    }
    
    .progress-step {
        width: 50%;
        margin-bottom: 20px;
    }
    
    .action-buttons {
        flex-direction: column;
    }
}