/* 隐藏按钮中的文字，只保留图标 */
        .panel-header a.btn,
        .panel-actions button,
        .preview-actions a.btn,
        .preview-actions button,
        #update-preview-btn,
        #export-pdf-btn-edit,
        #export-pdf-btn,
        a[href="/"] {
            font-size: 0 !important;
        }
        
        .panel-header a.btn i,
        .panel-actions button i,
        .preview-actions a.btn i,
        .preview-actions button i,
        #update-preview-btn i,
        #export-pdf-btn-edit i,
        #export-pdf-btn i,
        a[href="/"] i {
            font-size: 14px !important;
        }
        
        /* 模式控制样式 */
        .mode-create .view-only,
        .mode-edit .view-only,
        .mode-view .edit-only {
            display: none !important;
        }

        .mode-view .edit-panel {
            display: none !important;
        }

        .mode-view .main-wrapper {
            grid-template-columns: 1fr;
        }

        .mode-view .content {
            margin-left: 0;
        }
        
        /* 预览模式下隐藏功能清单操作按钮 */
        .mode-view .add-feature-btn,
        .mode-view .delete-feature-btn,
        .mode-view .feature-actions {
            display: none !important;
        }
        
        /* 预览模式下隐藏保存按钮 */
        .mode-view #save-btn,
        .mode-view .floating-tools #save-btn {
            display: none !important;
        }
        
        /* 预览模式下的价格输入框只读 */
        .mode-view .preview-price-input {
            border: none;
            background: transparent;
            pointer-events: none;
            -webkit-appearance: none;
            -moz-appearance: textfield;
        }
        
        .mode-view .preview-price-input::-webkit-inner-spin-button,
        .mode-view .preview-price-input::-webkit-outer-spin-button {
            -webkit-appearance: none;
            margin: 0;
        }
        
        /* 预览模式下禁用内容编辑 */
        .mode-view .feature-name-cell[contenteditable="true"],
        .mode-view .feature-description-cell[contenteditable="true"] {
            pointer-events: none;
            cursor: default;
        }

        #price-summary-table th.price-column,
        #price-summary-table td.price-column {
            text-align: right;
            font-variant-numeric: tabular-nums;
            letter-spacing: 0.5px;
        }

        .document-section .service-list li span:last-child,
        .service-price {
            display: inline-block;
            flex: 0 0 120px;
            min-width: 120px;
            text-align: right;
            font-variant-numeric: tabular-nums;
            letter-spacing: 0.5px;
        }

        .discount-input {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 6px;
        }

        .discount-input span {
            color: #e74a3b;
            font-weight: 600;
        }

        #special-discount {
            max-width: 140px;
            text-align: right;
            border-radius: 4px;
        }

        .discount-label {
            display: flex;
            flex-direction: column;
        }

.discount-hint {
    font-size: 12px;
    color: #909399;
}

.discount-reason-wrapper {
    margin-top: 6px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.discount-reason-inline {
    min-height: 32px;
    border-bottom: 1px dashed transparent;
    padding-bottom: 2px;
    color: #909399;
}

.mode-edit .discount-reason-inline,
.mode-create .discount-reason-inline {
    border-bottom-color: var(--border-color);
}

.discount-reason-inline[data-placeholder]:empty:before {
    content: attr(data-placeholder);
    color: #b5bcc7;
}

.mode-view .discount-reason-inline[data-placeholder]:empty:before {
    content: '';
}

.discount-amount-text {
    font-weight: 600;
    color: #e74a3b;
}

.keywords-helper {
    color: #6c757d;
    font-size: 14px;
    margin-bottom: 8px;
}

.keywords-editor-wrapper {
    border: 1px dashed var(--border-color);
    border-radius: 6px;
    padding: 10px;
    background-color: #fcfcff;
}

.keywords-editor {
    min-height: 42px;
    font-size: 15px;
    line-height: 1.6;
    outline: none;
    cursor: text;
}

.keywords-editor[data-placeholder]:empty:before {
    content: attr(data-placeholder);
    color: #b5bcc7;
}

.keywords-tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.keywords-tag-list .keyword-tag {
    background: rgba(78, 115, 223, 0.1);
    color: var(--primary-color);
    border-radius: 999px;
    padding: 5px 12px;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.keywords-tag-list .keyword-tag i {
    font-size: 12px;
}

.keywords-tag-list .keyword-tag.empty-keywords {
    background: #f3f4f6;
    color: #909399;
    border: 1px dashed #dcdfe6;
}

.mode-view #quote-keywords-section .keywords-editor-wrapper {
    display: none;
}

.mode-view #quote-keywords-section .keywords-tag-list {
    margin-top: 0;
}

.ai-chat-container.minimized .chat-body {
    display: none;
}
        
        .mode-view .feature-name-cell[contenteditable="true"]:focus,
        .mode-view .feature-description-cell[contenteditable="true"]:focus {
            background-color: transparent;
            border: none;
            outline: none;
        }

        /* 预览模式操作栏样式 */
        .preview-actions {
            padding: 0;
            background: transparent;
        }

        .preview-actions .btn {
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }

        .preview-actions .btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.15);
        }

        /* 权限控制样式 */
        .no-permission {
            opacity: 0.5;
            pointer-events: none;
        }

        /* 功能编辑样式 */
        .feature-row:hover .feature-actions {
            display: block !important;
        }
        
        .feature-price-input {
            width: 100px;
            text-align: right;
            border: 1px solid #ddd;
            border-radius: 3px;
            padding: 4px 8px;
            font-size: 14px;
            transition: border-color 0.3s ease;
        }
        
        .feature-price-input:focus {
            border-color: #4CAF50;
            outline: none;
            box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.2);
        }
        
        .feature-price-input:hover {
            border-color: #999;
        }
        
        /* 预览区域的价格输入框样式 */
        .preview-price-input {
            width: 100px;
            text-align: right;
            border: 1px solid #ddd;
            border-radius: 3px;
            padding: 4px 8px;
            font-size: 14px;
            transition: border-color 0.3s ease;
        }
        
        .preview-price-input:focus {
            border-color: #4CAF50;
            outline: none;
            box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.2);
        }
        
        .preview-price-input:hover {
            border-color: #999;
        }
        
        .feature-actions {
            transition: all 0.3s ease;
        }
        
        .feature-actions .btn {
            font-size: 10px;
            padding: 2px 6px;
        }
        
        .feature-name-cell[contenteditable="true"]:focus,
        .feature-description-cell[contenteditable="true"]:focus {
            background-color: #fff3cd;
            border: 1px solid #ffeaa7;
            border-radius: 3px;
            padding: 2px 4px;
            outline: none;
        }
        
        /* 功能清单生成按钮状态样式 */
        .btn[data-status="generating"] {
            opacity: 0.7;
            cursor: not-allowed;
            pointer-events: none;
        }
        
        .btn[data-status="generated"] {
            background-color: #28a745;
            border-color: #28a745;
            color: white;
        }
        
        .btn[data-status="generated"]:hover {
            background-color: #218838;
            border-color: #1e7e34;
        }
        
        .btn[data-status="generating"] .btn-text {
            color: #6c757d;
        }
        
        .btn[data-status="generated"] .btn-text {
            color: white;
        }
        
        /* 技术标签删除按钮样式 */
        .tech-tag, .language-tag {
            position: relative;
            display: inline-block;
            margin: 2px 5px 2px 0;
            padding: 4px 25px 4px 8px;
            background-color: #007bff;
            color: white;
            border-radius: 3px;
            font-size: 12px;
            line-height: 1.2;
        }
        
        .tag-remove-btn {
            position: absolute;
            right: 2px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: white;
            cursor: pointer;
            padding: 0;
            width: 16px;
            height: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 2px;
            font-size: 10px;
        }
        
        .tag-remove-btn:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }
        
        .tag-remove-btn i {
            font-size: 8px;
        }

        .tech-stack-editor {
            border: 1px solid var(--border-color);
            border-radius: 10px;
            padding: 18px;
            background: #f9fafb;
            margin-bottom: 18px;
        }

        .tech-editor-header h3 {
            margin: 0;
            font-size: 16px;
            color: #111827;
        }

        .tech-editor-header p {
            margin: 4px 0 12px;
            color: #6b7280;
            font-size: 14px;
        }

        .tech-tag-input {
            min-height: 48px;
            border: 1px dashed var(--border-color);
            border-radius: 8px;
            padding: 10px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            background: #fff;
        }
        
        /* 统一技术栈选择样式 */
        .common-tech-grid {
            margin-top: 15px;
            padding: 15px;
            background-color: #f8f9fa;
            border-radius: 5px;
            border: 1px solid #e9ecef;
        }
        
        .common-tech-category {
            margin-bottom: 12px;
            line-height: 1.8;
        }
        
        .common-tech-category:last-child {
            margin-bottom: 0;
        }
        
        .tech-category-label {
            font-weight: 600;
            color: #495057;
            font-size: 14px;
            margin-right: 8px;
            display: inline-block;
            min-width: 80px;
        }
        
        .common-tech-item {
            display: inline-block;
            margin: 2px 6px 2px 0;
            padding: 3px 8px;
            background-color: #e3f2fd;
            color: #1565c0;
            border: 1px solid #bbdefb;
            border-radius: 12px;
            font-size: 12px;
            cursor: pointer;
            transition: all 0.2s ease;
            user-select: none;
        }
        
        .common-tech-item:hover {
            background-color: #1976d2;
            color: white;
            border-color: #1976d2;
            transform: translateY(-1px);
        }
        
        .common-tech-item.selected {
            background-color: #4caf50;
            color: white;
            border-color: #4caf50;
        }
        
        .tech-input-group {
            margin: 10px 0;
            display: flex;
            gap: 8px;
            align-items: center;
        }
        
        .tech-input-group input {
            flex: 1;
        }
        
        #unified-tech-container {
            min-height: 40px;
            padding: 8px;
            border: 1px solid #dee2e6;
            border-radius: 4px;
            background-color: #ffffff;
            margin-bottom: 10px;
        }
        
#unified-tech-container:empty::before {
    content: "暂未选择任何技术栈";
    color: #6c757d;
    font-style: italic;
}

.requirement-box .requirement-content {
    padding: 5px 17px !important;
    line-height: 1.8;
}

.flowchart-section {
    margin-bottom: 32px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.flowchart-section .flowchart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.flowchart-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.flowchart-btn {
    border: 0;
    border-radius: 6px;
    padding: 8px 14px;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    background: #eef2ff;
    color: #4f46e5;
    transition: background-color .2s ease, color .2s ease;
}

.flowchart-btn.primary {
    background: linear-gradient(135deg, #4f46e5, #0ea5e9);
    color: #fff;
}

.flowchart-btn.danger {
    background: #fee2e2;
    color: #b91c1c;
}

.flowchart-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.flowchart-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: rgba(255, 255, 255, 0.9);
    border-radius: 999px;
    display: inline-block;
    animation: flowchart-spin 0.8s linear infinite;
}

@keyframes flowchart-spin {
    to { transform: rotate(360deg); }
}

.flowchart-body {
    margin-top: 18px;
}

.flowchart-empty {
    border: 1px dashed var(--border-color);
    border-radius: 10px;
    padding: 32px;
    text-align: center;
    color: #94a3b8;
    font-size: 14px;
}

.flowchart-empty i {
    font-size: 32px;
    margin-bottom: 10px;
    color: #c7d2fe;
}

.flowchart-lanes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.flowchart-lane {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    background: #f8fafc;
}

.flowchart-lane-title {
    padding: 12px 16px;
    font-weight: 600;
    background: #e0e7ff;
    color: #1e1b4b;
}

.flowchart-lane-body {
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
}

.flowchart-node {
    position: relative;
    padding: 12px;
    border-radius: 10px;
    background: #fff;
    border: 1px solid #cbd5f5;
    color: #1f2937;
    box-shadow: 0 6px 18px rgba(79, 70, 229, 0.08);
}

.flowchart-node-start,
.flowchart-node-end {
    text-align: center;
    font-weight: 600;
    background: #eef2ff;
}

.flowchart-node::before {
    content: '';
    position: absolute;
    left: 50%;
    top: -11px;
    width: 2px;
    height: 10px;
    background: #cbd5f5;
    transform: translateX(-50%);
}

.flowchart-node:first-child::before {
    display: none;
}

.flowchart-node-title {
    font-weight: 600;
    margin-bottom: 6px;
    color: #0f172a;
}

.flowchart-node-desc {
    font-size: 13px;
    color: #475569;
    line-height: 1.4;
}

.flowchart-node-features {
    margin-top: 6px;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.flowchart-node-features span {
    font-size: 12px;
    background: #f1f5f9;
    border-radius: 999px;
    padding: 2px 8px;
    color: #475569;
}

.flowchart-node.is-highlight {
    border-color: #0ea5e9;
    box-shadow: 0 10px 25px rgba(14, 165, 233, 0.25);
}

.flowchart-explanations {
    margin-top: 24px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.flowchart-explanations article {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px 16px;
    background: #fff;
}

.flowchart-explanations h4 {
    margin: 0 0 10px;
    font-size: 16px;
    color: #1e1b4b;
}

.flowchart-explanations ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.flowchart-explanations li {
    padding: 6px 0;
    border-bottom: 1px dashed #e2e8f0;
    font-size: 13px;
    color: #475569;
    cursor: pointer;
}

.flowchart-explanations li:last-child {
    border-bottom: 0;
}

.flowchart-explanations li.is-highlight {
    color: #0f172a;
    font-weight: 600;
}

.mode-view .inline-editable[data-placeholder]:empty:before {
    content: '';
}

.mode-view .hide-when-empty {
    display: none !important;
}

.page-mapping-modal {
    padding: 10px 20px 20px;
    max-height: 80vh;
    overflow: hidden;
    box-sizing: border-box;
}
.page-mapping-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 12px;
}
.page-mapping-toolbar h4 {
    margin: 0;
    font-size: 18px;
}
.page-mapping-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}
.page-mapping-controls .btn-light#page-mapping-close-btn {
    color: #555;
}
.page-mapping-controls label {
    font-size: 13px;
    color: #555;
}
.page-mapping-select {
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid #d8dee9;
    margin-left: 4px;
}
.page-mapping-body {
    border: 1px dashed #e0e0e0;
    padding: 12px;
    border-radius: 8px;
    max-height: 55vh;
    overflow-y: auto;
    background: #fafafa;
    position: relative;
}
.page-mapping-empty {
    text-align: center;
    color: #757d8f;
    padding: 40px 0;
}
.page-mapping-empty i {
    font-size: 32px;
    margin-bottom: 10px;
    color: #c0c7d6;
}
.page-mapping-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.page-mapping-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.page-mapping-card header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}
.page-mapping-card header .badge {
    background: #eef2ff;
    color: #3f51b5;
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 12px;
}
.page-mapping-card header .page-mapping-remove {
    border: none;
    background: transparent;
    color: #a0aec0;
    cursor: pointer;
}
.page-mapping-card header .page-mapping-remove:hover {
    color: #f44336;
}
.page-mapping-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
}
.page-mapping-grid label {
    font-size: 12px;
    color: #5f6b7c;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.page-mapping-grid input,
.page-mapping-grid select,
.page-mapping-grid textarea {
    padding: 6px 8px;
    border: 1px solid #dfe3eb;
    border-radius: 4px;
    font-size: 13px;
    width: 100%;
    box-sizing: border-box;
}
.page-mapping-grid textarea {
    min-height: 48px;
    resize: vertical;
}
.page-mapping-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 14px;
    gap: 10px;
}
.page-mapping-note {
    display: flex;
    gap: 6px;
    color: #666;
    font-size: 13px;
    align-items: center;
}
.ui-preview-section {
    margin-top: 25px;
}
.ui-preview-section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
    gap: 24px;
    flex-wrap: wrap;
}
.ui-preview-section-header h2 {
    margin: 0 0 4px;
}
.ui-preview-title {
    flex: 1 1 420px;
}
.ui-experience-entry {
    display: flex;
    gap: 18px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 12px 16px;
    flex-wrap: wrap;
    flex: 0 0 360px;
}
.ui-experience-entry label {
    font-weight: 600;
    color: #374151;
}
.entry-link-block {
    flex: 1 1 240px;
    min-width: 240px;
}
.entry-link-controls {
    display: flex;
    gap: 8px;
    margin-top: 6px;
}
.entry-link-controls input {
    flex: 1;
    padding: 6px 10px;
    border: 1px solid #d1d5db;
    border-radius: 4px;
}
.entry-qr-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}
.entry-qr-image {
    width: 120px;
    height: 120px;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}
.entry-qr-image img {
    max-width: 112px;
    max-height: 112px;
}
.entry-link-controls .btn {
    min-width: 72px;
}
@media (max-width: 1024px) {
    .ui-experience-entry {
        flex: 1 1 100%;
    }
}
.mockup-gallery .ui-preview-card {
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 14px;
    margin-bottom: 16px;
    background: #fff;
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.05);
}
.ui-preview-card header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}
.ui-preview-card header h3 {
    margin: 0;
    font-size: 16px;
}
.ui-preview-card .label {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 999px;
    background: #e0f2fe;
    color: #0284c7;
}
.ui-preview-thumb {
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 10px;
    background: #f8fafc;
    min-height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.ui-preview-thumb iframe {
    width: 100%;
    height: 280px;
    border: none;
    background: #fff;
}
.ui-preview-thumb.placeholder {
    color: #94a3b8;
    font-size: 13px;
    flex-direction: column;
}
.ui-preview-meta {
    font-size: 13px;
    color: #475569;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}
.ui-preview-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}
.ui-preview-actions select {
    padding: 5px 8px;
    border: 1px solid #cbd5f5;
    border-radius: 4px;
}
.ui-preview-actions button {
    border: none;
    border-radius: 4px;
    padding: 6px 12px;
    font-size: 13px;
    cursor: pointer;
}
.ui-preview-actions .btn-primary {
    background: #2563eb;
    color: #fff;
}
.ui-preview-actions .btn-light {
    background: #f1f5f9;
    color: #0f172a;
}
.ui-preview-actions .btn-secondary {
    background: #e2e8f0;
    color: #1f2937;
}
.ui-preview-ops {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 6px;
}
.ui-preview-ops .btn {
    border: none;
    border-radius: 4px;
    padding: 6px 12px;
    font-size: 13px;
    background: #f1f5f9;
    color: #0f172a;
    cursor: pointer;
}
.ui-preview-ops .btn:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}
.ui-preview-card .qr-box {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}
.ui-preview-card .qr-box img {
    width: 64px;
    height: 64px;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
}
.mockup-placeholder {
    text-align: center;
    color: #94a3b8;
}
.mockup-placeholder i {
    font-size: 28px;
    display: block;
    margin-bottom: 8px;
}
.mockup-placeholder .btn {
    margin-top: 8px;
}

@media print {
    .tech-stack-editor,
    .no-print {
        display: none !important;
    }
    .hide-when-empty {
        display: none !important;
    }
    .inline-editable[data-placeholder]:empty:before {
        content: '' !important;
    }
}