/*
 * 为避免Bootstrap样式冲突，增加更具体的选择器
 * 针对产品上传页面的样式定义
 */
:root {
    --primary-color: #3498db;
    --success-color: #2ecc71;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --light-bg: #f9f9f9;
    --border-color: #e0e0e0;
    --text-color: #333;
    --text-light: #777;
}

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

body {
    background-color: #f5f7fa;
    color: var(--text-color);
    line-height: 1.6;
    padding: 20px;
}

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

header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

h1 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
}

.form-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

@media (max-width: 768px) {
    .form-container {
        grid-template-columns: 1fr;
    }
}

.card {
  width: 100%;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 25px;
    margin-bottom: 25px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
}

.form-group {
    margin-bottom: 20px;
    display: grid;
    grid-template-columns: 100px 1fr;
    align-items: center;
    gap: 7px;
}

.form-group label {
    margin-bottom: 0;
    text-align: right;
}

.form-group > :not(label) {
    grid-column: 2;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: #444;
}

input, select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    transition: border 0.3s;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--primary-color);
    outline: none;
}

.btn {
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

.btn-primary:hover {
    background-color: #2980b9;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #27ae60;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

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

.btn-warning {
    background-color: var(--warning-color);
    color: white;
}

.btn-warning:hover {
    background-color: #d35400;
}

.btn-sm {
    padding: 6px 10px;
    font-size: 0.85rem;
}

.sku-section {
    margin-top: 30px;
}

.sku-item {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 20px;
    margin-bottom: 20px;
    background-color: var(--light-bg);
}

.sku-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px dashed var(--border-color);
}

.sku-title {
    font-weight: 600;
    color: #444;
}

.sku-content {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 0px;
}

.image-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: 6px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 15px;
}

.image-upload-area:hover {
    border-color: var(--primary-color);
    background-color: rgba(52, 152, 219, 0.05);
}

.image-preview-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.image-preview {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

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

.image-preview .delete-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    background: rgba(231, 76, 60, 0.8);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.3s;
}

.image-preview:hover .delete-btn {
    opacity: 1;
}

.description-editor {
    border: 1px solid var(--border-color);
    border-radius: 4px;
    min-height: 200px;
    padding: 12px;
    margin-bottom: 15px;
}

.description-editor:focus {
    border-color: var(--primary-color);
    outline: none;
}

.description-editor img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin: 5px 0;
    cursor: pointer;
    transition: box-shadow 0.3s;
}

.description-editor img:hover {
    box-shadow: 0 0 0 2px var(--danger-color);
}

.actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.required::after {
    content: " *";
    color: var(--danger-color);
}

.dimensions {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 15px;
}

.alert {
    padding: 10px 15px;
    border-radius: 4px;
    margin-bottom: 15px;
    display: none;
}

.alert-success {
    background-color: rgba(46, 204, 113, 0.1);
    border: 1px solid var(--success-color);
    color: #27ae60;
}

.alert-error {
    background-color: rgba(231, 76, 60, 0.1);
    border: 1px solid var(--danger-color);
    color: #c0392b;
}

.upload-progress {
    height: 4px;
    background-color: #e0e0e0;
    border-radius: 2px;
    margin-top: 10px;
    overflow: hidden;
    display: none;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    width: 0%;
    transition: width 0.3s;
}
.attribute-item input {
    width: 100px;
}
.attribute-item .delete-attribute {
    width: 70px;
}
/*
.attribute-item {
      display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 15px;
} */

.btn-loading {
    opacity: 0.7;
    pointer-events: none;
    position: relative;
}
.btn-loading::after {
    content: "";
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.6);
    border-top-color: #fff;
    border-radius: 50%;
    margin-left: 8px;
    animation: spin 0.6s linear infinite;
}
.btn-warning.btn-loading::after,
.btn-danger.btn-loading::after {
    border-color: rgba(255,255,255,0.6);
    border-top-color: #fff;
}
.btn-primary.btn-loading::after,
.btn-success.btn-loading::after {
    border-color: rgba(255,255,255,0.6);
    border-top-color: #fff;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/*
 * 为避免与Bootstrap的modal样式冲突，使用更具体的选择器
 * 产品上传页面的模态框样式
 */
.product-page .modal-overlay,
#resultModal {
    position: fixed;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1050; /* 确保在Bootstrap之上 */
}
.product-page .modal,
#resultModal .modal {
    background: #fff;
    border-radius: 8px;
    width: min(520px, 90vw);
    box-shadow: 0 10px 24px rgba(0,0,0,0.2);
    max-width: 520px;
}
.product-page .modal-header,
#resultModal .modal-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    border-radius: 8px 8px 0 0;
}
.product-page .modal-body,
#resultModal .modal-body {
    padding: 16px;
    color: var(--text-color);
}
.product-page .modal-footer,
#resultModal .modal-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    border-radius: 0 0 8px 8px;
}
.product-page .modal-success .modal-header,
#resultModal .modal-success .modal-header {
    color: #27ae60;
}
.product-page .modal-error .modal-header,
#resultModal .modal-error .modal-header {
    color: #c0392b;
}