/* 品目对应匹配系统 - 网页版样式 */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --success: #16a34a;
    --success-light: #dcfce7;
    --danger: #dc2626;
    --danger-light: #fee2e2;
    --warning: #ca8a04;
    --warning-light: #fef9c3;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 6px rgba(0,0,0,0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--gray-100);
    color: var(--gray-800);
    line-height: 1.6;
}

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

/* Header */
header {
    text-align: center;
    padding: 30px 0;
}

header h1 {
    font-size: 28px;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.subtitle {
    color: var(--gray-500);
    font-size: 14px;
}

/* Tab Navigation */
.tab-nav {
    display: flex;
    gap: 4px;
    background: white;
    padding: 6px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    overflow-x: auto;
}

.tab-btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    background: transparent;
    color: var(--gray-600);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
    white-space: nowrap;
    min-width: 120px;
}

.tab-btn:hover {
    background: var(--gray-100);
    color: var(--gray-800);
}

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

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Card */
.card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 20px;
}

.card h2 {
    font-size: 20px;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.hint {
    color: var(--gray-500);
    font-size: 13px;
    margin-bottom: 20px;
}

/* Sub Tabs */
.sub-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--gray-200);
    padding-bottom: 2px;
}

.sub-tab-btn {
    padding: 10px 20px;
    border: none;
    background: transparent;
    color: var(--gray-500);
    font-size: 14px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
}

.sub-tab-btn:hover {
    color: var(--gray-700);
}

.sub-tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    font-weight: 500;
}

.sub-tab-content {
    display: none;
}

.sub-tab-content.active {
    display: block;
}

/* Upload Area */
.upload-area {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: 16px;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.upload-area .icon {
    font-size: 36px;
    display: block;
    margin-bottom: 12px;
}

.upload-area p {
    color: var(--gray-600);
    font-size: 14px;
    margin-bottom: 8px;
}

.upload-area .file-types {
    color: var(--gray-400);
    font-size: 12px;
}

.file-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--primary-light);
    border-radius: var(--radius);
    margin-bottom: 16px;
}

.file-info span {
    color: var(--primary-dark);
    font-size: 14px;
}

/* Buttons */
.btn-primary {
    padding: 12px 32px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
}

.btn-primary:disabled {
    background: var(--gray-300);
    cursor: not-allowed;
}

.btn-secondary {
    padding: 6px 16px;
    background: white;
    color: var(--gray-600);
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: var(--gray-100);
}

/* File info display */
.file-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    margin-bottom: 16px;
}

.file-info span {
    flex: 1;
    font-size: 14px;
    color: var(--gray-700);
    word-break: break-all;
}

.btn-refresh {
    padding: 6px 16px;
    background: var(--gray-100);
    color: var(--gray-600);
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-refresh:hover {
    background: var(--gray-200);
}

.btn-download {
    padding: 8px 20px;
    background: var(--success);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.btn-download:hover {
    background: #15803d;
}

.btn-delete {
    padding: 4px 12px;
    background: var(--danger-light);
    color: var(--danger);
    border: 1px solid var(--danger);
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-delete-batch {
    padding: 8px 20px;
    background: var(--danger-light);
    color: var(--danger);
    border: 1px solid var(--danger);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    align-items: center;
    gap: 6px;
}

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

/* Header actions */
.header-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

/* Table checkbox */
table input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

/* Progress */
.progress {
    margin: 16px 0;
}

.progress-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 30%;
    background: var(--primary);
    border-radius: 4px;
    animation: progress-animation 1.5s ease-in-out infinite;
}

@keyframes progress-animation {
    0% { width: 0%; left: 0; }
    50% { width: 30%; left: 35%; }
    100% { width: 0%; left: 100%; }
}

.progress-text {
    display: block;
    text-align: center;
    color: var(--gray-500);
    font-size: 13px;
    margin-top: 8px;
}

/* Result Summary */
.result-summary {
    padding: 16px;
    border-radius: var(--radius);
    margin: 16px 0;
    font-size: 14px;
}

.result-summary.success {
    background: var(--success-light);
    color: var(--success);
    border: 1px solid #86efac;
}

.result-summary.error {
    background: var(--danger-light);
    color: var(--danger);
    border: 1px solid #fca5a5;
}

/* Result Message */
.result-message {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-top: 12px;
    font-size: 14px;
    display: none;
}

.result-message.show {
    display: block;
}

.result-message.success {
    background: var(--success-light);
    color: var(--success);
}

.result-message.error {
    background: var(--danger-light);
    color: var(--danger);
}

/* Form */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

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

.form-group.required label::after {
    content: ' *';
    color: var(--danger);
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group select {
    padding: 10px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 14px;
    transition: all 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-group input::placeholder {
    color: var(--gray-400);
}

/* Table */
.table-container {
    margin-top: 24px;
}

.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.table-header h3 {
    font-size: 16px;
    color: var(--gray-800);
}

.table-scroll {
    overflow-x: auto;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

thead {
    background: var(--gray-50);
}

th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--gray-700);
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
}

td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-600);
}

tbody tr:hover {
    background: var(--gray-50);
}

tbody tr:last-child td {
    border-bottom: none;
}

/* Stats */
.stats {
    color: var(--gray-500);
    font-size: 13px;
    margin-bottom: 12px;
}

/* Help Section */
.help-section {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--gray-200);
}

.help-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.help-section h3 {
    font-size: 16px;
    color: var(--gray-800);
    margin-bottom: 12px;
}

.help-section ol,
.help-section ul {
    margin-left: 20px;
    color: var(--gray-600);
    font-size: 14px;
}

.help-section li {
    margin-bottom: 6px;
}

.help-section .note {
    background: var(--warning-light);
    color: var(--warning);
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 13px;
    margin-top: 12px;
}

.format-table {
    margin-top: 12px;
}

.format-table th {
    background: var(--gray-100);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 12px;
    }
    
    header h1 {
        font-size: 22px;
    }
    
    .tab-nav {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        min-width: auto;
        flex: none;
        padding: 10px 16px;
        font-size: 13px;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .card {
        padding: 16px;
    }
    
    .upload-area {
        padding: 24px;
    }
}

/* Status badges */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.badge-success {
    background: var(--success-light);
    color: var(--success);
}

.badge-optional-yes {
    background: var(--primary-light);
    color: var(--primary);
}

.badge-optional-no {
    background: var(--gray-100);
    color: var(--gray-500);
}

/* Preview Area */
.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.preview-header h4 {
    font-size: 15px;
    color: var(--gray-800);
    margin: 0;
}

.preview-header span {
    font-size: 13px;
    color: var(--gray-500);
}

.preview-columns {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
    padding: 12px;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.preview-column-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.preview-column-tag.matched {
    background: var(--success-light);
    color: var(--success);
}

.preview-column-tag.unmatched {
    background: var(--gray-100);
    color: var(--gray-500);
}

.preview-column-tag.missing {
    background: var(--danger-light);
    color: var(--danger);
}

.preview-table {
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 16px;
}

.preview-table table {
    font-size: 12px;
}

.preview-table th {
    padding: 8px 12px;
    font-size: 12px;
}

.preview-table td {
    padding: 6px 12px;
    font-size: 12px;
}

.preview-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}