* { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: #f5f6f7;
            color: #333;
            line-height: 1.6;
        }
        .container { max-width: 1280px; margin: 0 auto; padding: 20px; }

        .header {
            background: linear-gradient(135deg, #1a73e8 0%, #4285f4 100%);
            color: white;
            padding: 24px 32px;
            border-radius: 12px;
            margin-bottom: 20px;
            box-shadow: 0 4px 12px rgba(26,115,232,0.2);
        }
        .header h1 { font-size: 24px; font-weight: 600; }
        .header p { font-size: 14px; opacity: 0.9; margin-top: 6px; }

        .config-bar {
            background: white;
            padding: 16px 20px;
            border-radius: 12px;
            margin-bottom: 20px;
            box-shadow: 0 1px 4px rgba(0,0,0,0.08);
            display: block;
        }
        .config-bar h3 { font-size: 14px; color: #666; margin-bottom: 10px; }
        .config-row { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 10px; }
        .config-row label { font-size: 13px; color: #555; min-width: 160px; }
        .config-row input {
            flex: 1;
            min-width: 300px;
            padding: 6px 10px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 13px;
            font-family: monospace;
        }
        .config-row button {
            padding: 6px 14px;
            background: #1a73e8;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            font-size: 13px;
        }
        .config-row button:hover { background: #1557b0; }
        .config-row .btn-secondary { background: #f0f0f0; color: #555; }

        .flow-progress {
            background: white;
            padding: 20px;
            border-radius: 12px;
            margin-bottom: 20px;
            box-shadow: 0 1px 4px rgba(0,0,0,0.08);
        }
        .flow-progress h3 { font-size: 14px; color: #666; margin-bottom: 14px; }
        .flow-steps { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; }
        .flow-step {
            padding: 6px 12px;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 500;
            border: 1px solid #ddd;
            background: #f5f5f5;
            color: #666;
        }
        .flow-step.active { background: #e8f0fe; border-color: #1a73e8; color: #1a73e8; }
        .flow-step.completed { background: #e6f4ea; border-color: #34a853; color: #0d9d57; }
        .flow-step.confirm::after { content: "👤"; margin-left: 4px; font-size: 10px; }
        .flow-arrow { color: #bbb; font-size: 12px; }

        .main-panel {
            background: white;
            padding: 28px;
            border-radius: 12px;
            box-shadow: 0 1px 4px rgba(0,0,0,0.08);
            min-height: 400px;
        }

        .node-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid #eee;
        }
        .node-icon {
            width: 44px; height: 44px;
            border-radius: 10px;
            display: flex; align-items: center; justify-content: center;
            font-size: 20px;
            background: #e8f0fe;
        }
        .node-title h2 { font-size: 20px; font-weight: 600; }
        .node-title p { font-size: 13px; color: #666; }

        .upload-btn-area {
            background: #f5f6f7; border: 2px dashed #ddd; border-radius: 10px;
            padding: 40px 20px; text-align: center; margin-bottom: 20px;
        }
        .upload-btn-area p { font-size: 13px; color: #666; margin-top: 10px; }
        .real-image-preview {
            display: none; margin-bottom: 20px; text-align: center;
        }
        .real-image-preview.active { display: block; }
        .real-image-preview img {
            max-width: 100%; max-height: 400px; border-radius: 8px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.15);
        }
        .image-loading {
            color: #666; font-size: 13px; padding: 20px; text-align: center;
        }
        .placeholder-image .icon { font-size: 48px; margin-bottom: 10px; }
        .placeholder-image .text { font-size: 14px; text-align: center; }

        .data-card {
            background: #fafafa;
            border: 1px solid #e8e8e8;
            border-radius: 8px;
            padding: 16px;
            margin-bottom: 16px;
        }
        .data-card h4 { font-size: 13px; color: #666; margin-bottom: 12px; font-weight: 500; }
        .data-card input, .data-card textarea {
            width: 100%; padding: 10px; border: 1px solid #ddd;
            border-radius: 6px; font-size: 14px; background: white;
        }
        .data-card textarea { min-height: 100px; resize: vertical; font-family: monospace; }

        .info-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 12px;
            margin-bottom: 16px;
        }
        .info-item {
            background: white; padding: 12px;
            border-radius: 6px; border: 1px solid #e8e8e8;
            cursor: pointer; transition: all 0.2s;
        }
        .info-item:hover { border-color: #1a73e8; background: #f0f7ff; }
        .info-item.active { border-color: #1a73e8; box-shadow: 0 0 0 2px rgba(26,115,232,0.2); }
        .archive-table tr.active { background: #f0f7ff; }
        .archive-table tr:hover { background: #f5f6f7; }
        .archive-table tr.active:hover { background: #e8f0fe; }

        .archive-card {
            background: white; border: 1px solid #e8e8e8; border-radius: 8px;
            padding: 14px; margin-bottom: 12px; cursor: pointer;
            transition: all 0.2s;
        }
        .archive-card:hover { border-color: #1a73e8; background: #f0f7ff; }
        .archive-card.active { border-color: #1a73e8; box-shadow: 0 0 0 2px rgba(26,115,232,0.2); }
        .archive-card .title { font-size: 13px; font-weight: 600; color: #333; margin-bottom: 4px; }
        .archive-card .subtitle { font-size: 12px; color: #666; }
        .archive-detail-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px;
        }
        .archive-detail-item {
            background: white; padding: 10px; border-radius: 6px; border: 1px solid #e8e8e8;
        }
        .archive-detail-item label { display: block; font-size: 11px; color: #888; margin-bottom: 3px; }
        .archive-detail-item input {
            width: 100%; border: none; font-size: 13px; color: #333; background: transparent;
        }
        .info-item label { display: block; font-size: 12px; color: #888; margin-bottom: 4px; }
        .info-item input {
            width: 100%; border: none; font-size: 14px;
            font-weight: 500; color: #333; background: transparent;
        }
        .info-item input.editable {
            border: 1px solid #ddd; border-radius: 4px;
            padding: 4px 6px; background: white;
        }

        .action-bar {
            display: flex; gap: 12px; margin-top: 24px;
            padding-top: 20px; border-top: 1px solid #eee;
        }
        .btn {
            padding: 12px 24px; border: none; border-radius: 8px;
            font-size: 14px; font-weight: 500; cursor: pointer;
            transition: all 0.2s;
        }
        .btn:disabled { opacity: 0.5; cursor: not-allowed; }
        .btn-primary { background: linear-gradient(135deg, #1a73e8 0%, #4285f4 100%); color: white; }
        .btn-primary:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(26,115,232,0.3); }
        .btn-secondary { background: #f0f0f0; color: #555; }
        .btn-secondary:hover:not(:disabled) { background: #e0e0e0; }
        .btn-success { background: linear-gradient(135deg, #0d9d57 0%, #34a853 100%); color: white; }

        /* 缺陷识别表单 */
        .defect-list { margin-bottom: 12px; }
        .defect-card {
            background: white; border: 1px solid #e0e0e0; border-radius: 10px;
            padding: 16px; margin-bottom: 14px;
        }
        .defect-card.selected { border-color: #1a73e8; background: #f8fbff; }
        .defect-card-header {
            display: flex; justify-content: space-between; align-items: center;
            margin-bottom: 12px;
        }
        .defect-card-title { font-size: 14px; font-weight: 600; color: #333; }
        .defect-card-actions { display: flex; align-items: center; gap: 12px; }
        .defect-card-actions label {
            display: flex; align-items: center; gap: 6px;
            font-size: 13px; color: #555; cursor: pointer;
        }
        .defect-card-actions input[type="checkbox"] {
            width: 16px; height: 16px; cursor: pointer;
        }
        .defect-card-actions .btn-icon {
            background: none; border: none; color: #c5221f;
            cursor: pointer; font-size: 16px; padding: 4px;
        }
        .defect-card-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 12px; margin-bottom: 12px;
        }
        .defect-field {
            background: #fafafa; padding: 10px 12px;
            border-radius: 6px; border: 1px solid #e8e8e8;
        }
        .defect-field label {
            display: block; font-size: 11px; color: #888;
            margin-bottom: 4px;
        }
        .defect-field input, .defect-field select, .defect-field textarea {
            width: 100%; border: none; background: transparent;
            font-size: 13px; color: #333; outline: none;
        }
        .defect-field textarea {
            min-height: 60px; resize: vertical; font-family: inherit;
        }
        .defect-field .readonly-value {
            font-size: 13px; color: #333; font-weight: 500;
        }
        .add-defect-btn {
            width: 100%; padding: 14px; border: 2px dashed #ddd;
            border-radius: 8px; background: #fafafa; color: #555;
            cursor: pointer; font-size: 14px; transition: all 0.2s;
        }
        .add-defect-btn:hover { border-color: #1a73e8; color: #1a73e8; background: #f0f7ff; }
        .severity-badge {
            display: inline-block; padding: 2px 8px;
            border-radius: 10px; font-size: 11px; font-weight: 500;
        }
        .severity-critical { background: #fce8e6; color: #c5221f; }
        .severity-major { background: #fff3e0; color: #e65100; }
        .severity-minor { background: #e8f5e9; color: #0d9d57; }
        .confidence-bar {
            width: 80px; height: 6px; background: #e0e0e0;
            border-radius: 3px; display: inline-block; margin-left: 6px;
        }
        .confidence-bar .fill { height: 100%; border-radius: 3px; background: #1a73e8; }

        /* 数字化档案偏离标记 */
        .archive-table {
            width: 100%; border-collapse: collapse; margin-bottom: 16px;
            font-size: 13px;
        }
        .archive-table th, .archive-table td {
            padding: 12px; text-align: left;
            border-bottom: 1px solid #e8e8e8;
        }
        .archive-table th { background: #f5f5f5; color: #555; font-weight: 500; }
        .deviation-badge {
            display: inline-block; padding: 3px 10px;
            border-radius: 12px; font-size: 12px; font-weight: 500;
        }
        .deviation-normal { background: #e6f4ea; color: #0d9d57; }
        .deviation-warning { background: #fff3e0; color: #e65100; }
        .deviation-danger { background: #fce8e6; color: #c5221f; }
        .archive-section {
            margin-bottom: 24px;
        }
        .archive-section h4 {
            font-size: 14px; color: #333; margin-bottom: 12px;
            padding-left: 10px; border-left: 3px solid #1a73e8;
        }

        /* 鱼骨图 */
        .fishbone-container {
            position: relative;
            padding: 30px 20px;
            margin: 20px 0;
            overflow-x: auto;
        }
        .fishbone {
            position: relative;
            min-width: 900px;
            height: 320px;
        }
        .fishbone-spine {
            position: absolute;
            top: 50%;
            left: 60px;
            right: 200px;
            height: 3px;
            background: #333;
            transform: translateY(-50%);
        }
        .fishbone-head {
            position: absolute;
            right: 30px;
            top: 50%;
            transform: translateY(-50%);
            width: 140px;
            padding: 14px;
            background: #1a73e8;
            color: white;
            border-radius: 8px;
            text-align: center;
            font-size: 13px;
            font-weight: 500;
        }
        .fishbone-head::before {
            content: "";
            position: absolute;
            left: -30px;
            top: 50%;
            transform: translateY(-50%);
            border: 12px solid transparent;
            border-right-color: #1a73e8;
        }
        .fishbone-bone {
            position: absolute;
            width: 160px;
        }
        .fishbone-bone::before {
            content: "";
            position: absolute;
            width: 2px;
            height: 80px;
            background: #999;
            left: 0;
            transform-origin: top center;
        }
        .fishbone-bone.up {
            bottom: 50%;
            margin-bottom: 3px;
        }
        .fishbone-bone.up::before {
            bottom: 0;
            transform: rotate(35deg);
        }
        .fishbone-bone.down {
            top: 50%;
            margin-top: 3px;
        }
        .fishbone-bone.down::before {
            top: 0;
            transform: rotate(-35deg);
        }
        .bone-category {
            font-size: 12px; font-weight: 600; color: #333;
            margin-bottom: 6px;
        }
        .bone-causes {
            font-size: 11px; color: #555; line-height: 1.8;
        }
        .bone-cause-item {
            background: #f5f5f5; padding: 2px 6px;
            border-radius: 4px; margin-bottom: 3px;
            display: inline-block;
        }

        /* 根因编辑面板 */
        .cause-editor {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 12px;
            margin-top: 20px;
        }
        .cause-category-card {
            border: 1px solid #e0e0e0; border-radius: 8px;
            padding: 14px; background: white;
        }
        .cause-category-card h5 {
            font-size: 13px; margin-bottom: 10px;
            display: flex; align-items: center; gap: 6px;
        }
        .cause-category-card textarea {
            width: 100%; min-height: 80px;
            border: 1px solid #ddd; border-radius: 4px;
            padding: 8px; font-size: 12px; resize: vertical;
            font-family: monospace;
        }

        .validation-badge {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 6px 14px; border-radius: 16px;
            font-size: 13px; font-weight: 500;
        }
        .validation-pass { background: #e6f4ea; color: #0d9d57; }
        .validation-fail { background: #fce8e6; color: #c5221f; }

        .raw-output-toggle {
            display: inline-flex; align-items: center; gap: 6px;
            font-size: 13px; color: #1a73e8; cursor: pointer; margin-top: 12px;
        }
        .raw-output-toggle:hover { text-decoration: underline; }
        .raw-output-panel {
            display: none; margin-top: 12px;
            background: #f8f9fa; border: 1px solid #e0e0e0; border-radius: 8px;
            padding: 12px; font-family: 'SF Mono', 'Consolas', monospace; font-size: 12px;
            max-height: 400px; overflow: auto; white-space: pre-wrap; word-break: break-word;
        }
        .raw-output-panel.active { display: block; }
        .raw-output-section { margin-bottom: 12px; }
        .raw-output-section h5 { font-size: 12px; color: #555; margin-bottom: 6px; font-weight: 600; }

        .reference-box {
            background: #f8fbff; border-left: 3px solid #1a73e8;
            padding: 12px 14px; margin-bottom: 10px; border-radius: 0 6px 6px 0;
        }
        .reference-box h5 { font-size: 12px; color: #1a73e8; margin-bottom: 4px; }
        .reference-box p { font-size: 12px; color: #555; }

        /* 报告 */
        .report-page {
            background: white; padding: 40px;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        }
        .report-header {
            text-align: center; border-bottom: 2px solid #1a73e8;
            padding-bottom: 20px; margin-bottom: 30px;
        }
        .report-header h1 { font-size: 24px; color: #1a73e8; margin-bottom: 8px; }
        .report-header p { font-size: 13px; color: #666; }
        .report-section { margin-bottom: 28px; }
        .report-section h3 {
            font-size: 15px; color: #333; margin-bottom: 14px;
            padding-bottom: 8px; border-bottom: 1px solid #eee;
        }
        .report-table {
            width: 100%; border-collapse: collapse; font-size: 13px;
        }
        .report-table th, .report-table td {
            padding: 10px; border: 1px solid #e0e0e0; text-align: left;
        }
        .report-table th { background: #f5f5f5; }

        @media print {
            .config-bar, .flow-progress, .action-bar { display: none !important; }
            .main-panel { box-shadow: none; padding: 0; }
            body { background: white; }
        }

        .hidden { display: none; }

        /* 根因分析风险项交互 */
        .rc-risk-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-bottom: 20px; }
        .rc-risk-card {
            border: 1px solid #e0e0e0; border-radius: 10px; padding: 14px; cursor: pointer;
            transition: all 0.2s; background: #fafafa;
        }
        .rc-risk-card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.08); border-color: #1a73e8; }
        .rc-risk-card.active { border-color: #1a73e8; background: #f0f7ff; }
        .rc-risk-type {
            font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 10px;
            display: inline-block; margin-bottom: 8px;
        }
        .rc-risk-type.oversize { background: #fce8e6; color: #c5221f; }
        .rc-risk-type.critical { background: #fef3e8; color: #e65100; }
        .rc-risk-type.rootcause { background: #f3e8fd; color: #7b1fa2; }
        .rc-risk-type.similar { background: #e8f0fe; color: #1a73e8; }
        .rc-risk-name { font-size: 14px; font-weight: 600; color: #333; margin-bottom: 4px; }
        .rc-risk-value { font-size: 12px; color: #666; }
        .rc-detail-panel { border-top: 1px solid #e0e0e0; padding-top: 16px; display: none; }
        .rc-tabs { display: flex; gap: 8px; margin-bottom: 16px; border-bottom: 1px solid #e0e0e0; }
        .rc-tab {
            padding: 8px 16px; font-size: 13px; color: #666; cursor: pointer;
            border-bottom: 2px solid transparent; margin-bottom: -1px;
        }
        .rc-tab.active { color: #1a73e8; border-bottom-color: #1a73e8; font-weight: 500; }
        .rc-tab-content { display: none; }
        .rc-tab-content.active { display: block; }
        .rc-stat-header { display: flex; gap: 16px; margin-bottom: 16px; }
        .rc-stat-box { background: #f5f6f7; border-radius: 8px; padding: 16px; flex: 1; text-align: center; }
        .rc-stat-box .value { font-size: 22px; font-weight: 700; color: #1a73e8; }
        .rc-stat-box .label { font-size: 12px; color: #666; margin-top: 4px; }
        .rc-breakdown-table { width: 100%; border-collapse: collapse; font-size: 13px; }
        .rc-breakdown-table th, .rc-breakdown-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid #eee; }
        .rc-breakdown-table th { background: #f5f6f7; color: #555; font-weight: 600; }
        .rc-breakdown-table tr { cursor: pointer; }
        .rc-breakdown-table tr:hover { background: #f0f7ff; }
        .rc-common-summary { background: #e8f0fe; border-radius: 8px; padding: 12px 16px; margin-bottom: 16px; font-size: 13px; color: #1a73e8; }
        .rc-list-item { border: 1px solid #e0e0e0; border-radius: 8px; padding: 12px; margin-bottom: 10px; cursor: pointer; transition: all 0.2s; }
        .rc-list-item:hover { border-color: #1a73e8; background: #f0f7ff; }
        .rc-list-item .title { font-weight: 600; font-size: 14px; color: #333; }
        .rc-list-item .meta { font-size: 12px; color: #666; margin-top: 4px; }
        .rc-list-item .badges { margin-top: 8px; display: flex; gap: 6px; flex-wrap: wrap; }
        .rc-badge { font-size: 11px; padding: 2px 8px; border-radius: 10px; background: #e8f0fe; color: #1a73e8; }
        .rc-detail-row { display: flex; margin-bottom: 10px; font-size: 13px; }
        .rc-detail-row .label { width: 100px; color: #666; flex-shrink: 0; }
        .rc-detail-row .value { color: #333; font-weight: 500; }
        .rc-back { font-size: 12px; color: #1a73e8; cursor: pointer; margin-bottom: 12px; display: inline-block; }
        .rc-back:hover { text-decoration: underline; }
        .rc-placeholder { color: #888; font-size: 14px; padding: 30px 0; text-align: center; }

        /* 数字化档案 + 根因分析 左右分屏 */
        .merge-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
        @media (max-width: 1100px) { .merge-layout { grid-template-columns: 1fr; } }
        .merge-left, .merge-right { min-height: 500px; }
        .merge-left { background: #fafafa; border-radius: 12px; padding: 20px; border: 1px solid #e8e8e8; }
        .merge-right .data-card { margin-bottom: 16px; }
        .merge-panel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
        .merge-panel-header h4 { font-size: 14px; color: #555; font-weight: 600; }
        .view-toggle { display: flex; gap: 4px; }
        .view-toggle button {
            padding: 5px 12px; font-size: 12px; border: 1px solid #ddd; background: white;
            border-radius: 4px; cursor: pointer; color: #666;
        }
        .view-toggle button.active { background: #1a73e8; color: white; border-color: #1a73e8; }

        /* 图谱视图 */
        .archive-graph { position: relative; min-height: 420px; }
        .graph-node {
            position: absolute; background: white; border: 2px solid #1a73e8; border-radius: 10px;
            padding: 10px 14px; font-size: 12px; box-shadow: 0 2px 8px rgba(0,0,0,0.08);
            text-align: center; min-width: 100px; z-index: 2; cursor: pointer; transition: all 0.2s;
        }
        .graph-node:hover { transform: scale(1.03); box-shadow: 0 4px 12px rgba(0,0,0,0.15); }
        .graph-node.active { box-shadow: 0 0 0 3px rgba(26,115,232,0.3); }
        .graph-node .label { color: #888; font-size: 11px; margin-bottom: 3px; }
        .graph-node .value { color: #333; font-weight: 600; }
        .graph-node.danger { border-color: #c5221f; background: #fce8e6; }
        .graph-node.warning { border-color: #e65100; background: #fff3e0; }
        .graph-edge {
            position: absolute; background: #ccc; z-index: 1;
        }
        .graph-edge.vertical { width: 2px; }
        .graph-edge.horizontal { height: 2px; }
        .graph-legend { display: flex; gap: 12px; font-size: 11px; color: #666; margin-top: 12px; }
        .graph-legend span { display: flex; align-items: center; gap: 4px; }
        .graph-legend i { width: 10px; height: 10px; border-radius: 50%; }

        .toast {
            position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%) translateY(100px);
            padding: 12px 24px; border-radius: 8px; font-size: 14px; color: white; opacity: 0;
            transition: all 0.3s; z-index: 1001;
        }
        .toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
        .toast.success { background: #0d9d57; }
        .toast.error { background: #c5221f; }
        .toast.info { background: #1a73e8; }
        .modal-overlay {
            display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,0.4); z-index: 1002; justify-content: center; align-items: center;
        }
        .modal-overlay.active { display: flex; }
        .modal-box { background: white; padding: 32px; border-radius: 12px; width: 500px; max-width: 90%; box-shadow: 0 8px 32px rgba(0,0,0,0.2); }
        .modal-box h3 { font-size: 18px; margin-bottom: 20px; }
        .modal-field { margin-bottom: 16px; }
        .modal-field label { display: block; font-size: 14px; color: #555; margin-bottom: 6px; }
        .modal-field input { width: 100%; padding: 10px 12px; border: 1px solid #ddd; border-radius: 6px; font-size: 14px; }
        .modal-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 24px; }
        .modal-actions .btn { flex: none; padding: 10px 24px; }

        .loading-overlay {
            display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,0.4); z-index: 1000; justify-content: center; align-items: center;
        }
        .loading-overlay.active { display: flex; }
        .loading-box { background: white; padding: 32px 48px; border-radius: 12px; text-align: center; box-shadow: 0 8px 32px rgba(0,0,0,0.2); }
        .spinner { width: 40px; height: 40px; border: 3px solid #e0e0e0; border-top-color: #1a73e8; border-radius: 50%; animation: spin 1s linear infinite; margin: 0 auto 16px; }
        @keyframes spin { to { transform: rotate(360deg); } }
        .loading-box p { font-size: 14px; color: #666; }