/* 全局样式 */
:root {
    --primary: #1b1a24;
    --primary-dark: #39356b;
    --secondary: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --light: #f8fafc;
    --dark: #1e293b;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    --border: #cbd5e1;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 8px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    transform: scale(0.85);
    transform-origin: 0 0;
    width: calc(100% / 0.85); /* 保持原有宽度 */
    height: calc(100% / 0.85); /* 保持原有高度 */
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f1f5f9;
    color: var(--dark);
    line-height: 1.6;
    padding: 0;
    margin: 0;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: none;
    margin: 0;
    background-color: white;
    border-radius: 0;
    box-shadow: none;
    overflow: hidden;
    min-height: 100vh;
}

/* 头部样式 */
header {
    padding: 24px 32px;
    background: linear-gradient(135deg, var(--primary) 0%, #6366f1 100%);
    color: white;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

header h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

header .subtitle {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 24px;
}

.controls {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.search-box {
    flex: 1;
    min-width: 300px;
    position: relative;
}

.search-box i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray);
}

.search-box input {
    width: 100%;
    padding: 12px 16px 12px 48px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 16px;
    transition: var(--transition);
    background-color: white;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.btn-primary, .btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: #f8fafc;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.btn-logout {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    white-space: nowrap;
    background-color: rgba(239, 68, 68, 0.9);
    color: white;
}

.btn-logout:hover {
    background-color: rgba(220, 38, 38, 0.9);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.view-toggle {
    display: flex;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    padding: 4px;
}

.view-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: white;
    border-radius: 6px;
    cursor: pointer;
    font-size: 18px;
    transition: var(--transition);
}

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

.view-btn:hover:not(.active) {
    background-color: rgba(255, 255, 255, 0.1);
}

/* 主内容区域 */
main {
    padding: 32px;
    padding-left: 48px;
    padding-right: 48px;
}

.table-view, .cards-view {
    display: none;
    margin-bottom: 32px;
}

.table-view.active, .cards-view.active {
    display: block;
}

/* 表格样式 */
.table-container {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 16px;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 1000px;
}

thead {
    background-color: #f8fafc;
}

th {
    padding: 16px 20px;
    text-align: left;
    font-weight: 600;
    color: var(--dark);
    border-bottom: 2px solid var(--border);
    cursor: pointer;
    user-select: none;
    position: relative;
}

th i {
    margin-left: 8px;
    opacity: 0.5;
    font-size: 12px;
}

th:hover {
    background-color: #f1f5f9;
}

th:hover i {
    opacity: 1;
}

td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

tbody tr {
    transition: var(--transition);
}

tbody tr:hover {
    background-color: #f8fafc;
}

/* 操作按钮 */
.action-buttons {
    display: flex;
    gap: 8px;
}

.action-btn {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    background-color: transparent;
    color: var(--gray);
}

.action-btn:hover {
    background-color: #f1f5f9;
}

.action-btn.edit:hover {
    color: var(--primary);
}

.action-btn.delete:hover {
    color: var(--danger);
}

/* 表格页脚 */
.table-footer, .cards-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    flex-wrap: wrap;
    gap: 20px;
    background-color: #fafbfc;
    border-radius: var(--radius);
    padding: 20px;
    margin-top: 20px;
    border: 1px solid var(--border);
}

.pagination-info {
    color: var(--dark);
    font-size: 15px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pagination-info span {
    font-weight: 700;
    color: var(--primary);
}

.pagination {
    display: flex;
    align-items: center;
    gap: 10px;
}

.page-btn {
    width: 42px;
    height: 42px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background-color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.page-btn:hover:not(:disabled) {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(79, 70, 229, 0.3);
}

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background-color: #f1f5f9;
}

.page-numbers {
    display: flex;
    gap: 6px;
}

.page-number {
    width: 42px;
    height: 42px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background-color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.page-number:hover {
    background-color: #f8fafc;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.page-number.active {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
}

.rows-per-page select {
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: white;
    font-size: 14px;
    color: var(--dark);
    cursor: pointer;
}

.rows-per-page select:focus {
    outline: none;
    border-color: var(--primary);
}

/* 卡片视图 */
.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.product-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    background-color: white;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.card-id {
    font-weight: 700;
    font-size: 18px;
    color: var(--primary);
}

.card-imei {
    font-size: 14px;
    color: var(--gray);
    font-family: monospace;
    background-color: #f8fafc;
    padding: 4px 8px;
    border-radius: 4px;
}

.card-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.detail-label {
    font-weight: 600;
    color: var(--gray);
    font-size: 14px;
}

.detail-value {
    font-weight: 500;
}

.color-indicator {
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
}

.card-description {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.5;
    padding-top: 12px;
    border-top: 1px dashed var(--border);
}

/* 统计卡片 */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-top: 32px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background-color: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.stat-content h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray);
    margin-bottom: 4px;
}

.stat-content p {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
}

/* 页脚 */
footer {
    padding: 24px 32px;
    background-color: #f8fafc;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

footer p {
    color: var(--gray);
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: white;
    border-radius: var(--radius);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalFadeIn 0.3s ease;
}

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

.modal-header {
    padding: 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.close-modal {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--gray);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: var(--transition);
}

.close-modal:hover {
    background-color: #f1f5f9;
    color: var(--dark);
}

.modal-body {
    padding: 24px;
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    flex: 1;
}

.form-group.full-width {
    flex: 0 0 100%;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
}

.form-group label::after {
    content: " *";
    color: var(--danger);
    opacity: 0.7;
}

.form-group label[for="sku"]::after,
.form-group label[for="description"]::after {
    content: "";
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 16px;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    background-color: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 16px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.btn-cancel, .btn-submit {
    padding: 12px 32px;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-cancel {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--gray);
}

.btn-cancel:hover {
    background-color: #f8fafc;
}

.btn-submit {
    background-color: var(--primary);
    border: none;
    color: white;
}

.btn-submit:hover {
    background-color: var(--primary-dark);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        min-width: auto;
    }
    
    .form-row {
        flex-direction: column;
        gap: 16px;
    }
    
    .cards-container {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    body {
        padding: 0;
    }
    
    header, main, footer {
        padding: 20px;
    }
    
    main {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    header h1 {
        font-size: 24px;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .table-footer, .cards-footer {
        flex-direction: column;
        align-items: stretch;
    }
    
    .pagination {
        justify-content: center;
    }
    
    footer {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

/* 品牌颜色标识 */
.brand-apple { color: #000000; }
.brand-samsung { color: #1428a0; }
.brand-xiaomi { color: #ff6900; }
.brand-huawei { color: #ff0000; }
.brand-oppo { color: #0088ff; }
.brand-vivo { color: #5c2d91; }

/* 颜色圆点 */
.color-dot {
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
    border: 1px solid rgba(0,0,0,0.1);
}

.color-black { background-color: #000000; }
.color-white { background-color: #ffffff; }
.color-blue { background-color: #3b82f6; }
.color-red { background-color: #ef4444; }
.color-green { background-color: #10b981; }
.color-purple { background-color: #8b5cf6; }
.color-gold { background-color: #fbbf24; }
.color-silver { background-color: #9ca3af; }

/* 图片上传模态框样式 */
.image-preview-container {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.image-preview-container h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.preview-images {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.preview-image-item {
    width: 120px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    background-color: white;
    box-shadow: var(--shadow);
}

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

.preview-info {
    padding: 8px;
    background-color: #f8fafc;
    font-size: 12px;
    color: var(--gray);
    line-height: 1.4;
}

.preview-info div:first-child {
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}

/* 进度条样式 */
.progress-bar {
    height: 24px;
    background-color: #e2e8f0;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background-color: var(--primary);
    border-radius: 12px;
    transition: width 0.3s ease;
}

/* 结果消息样式 */
.result-message {
    padding: 16px;
    border-radius: var(--radius);
    margin-top: 16px;
    font-weight: 500;
    white-space: pre-line;
    line-height: 1.6;
}

.result-message.success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.result-message.error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* 上传图片按钮样式 */
.action-btn.add-image:hover {
    color: #10b981;
}

/* 表单提示文本 */
.form-hint {
    font-size: 14px;
    color: var(--gray);
    margin-top: 4px;
}