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140px);margin-top:80px;margin-bottom:60px;margin-left:250px;padding:24px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.home-title{color:#1f2937;margin-bottom:18px;font-size:20px}.upload-section{-ms-flex-align:center;align-items:center;gap:12px;margin-bottom:18px;display:-ms-flexbox;display:flex}.upload-input{background:#fff;border:1px solid #dfe3e8;border-radius:6px;padding:8px 10px}.mapping{background:#fff;border-radius:8px;margin-bottom:20px;padding:14px;box-shadow:0 1px 3px rgba(16,24,40,.05)}.mapping h4{margin:0 0 12px}.mapping-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;display:grid}.mapping-row{-ms-flex-align:center;align-items:center;gap:10px;display:-ms-flexbox;display:flex}.mapping-row span{color:#374151;min-width:110px;font-weight:600}.sheet-wrapper{background:#fff;border-radius:8px;padding:12px;box-shadow:0 2px 6px rgba(16,24,40,.04)}.controls{-ms-flex-pack:end;justify-content:flex-end;margin-top:12px;display:-ms-flexbox;display:flex}.btn{cursor:pointer;border:1px solid transparent;border-radius:6px;padding:8px 12px;font-weight:600}.btn-primary{color:#fff;background:#2563eb;border-color:#2563eb}.btn-secondary{color:#111827;background:#f3f4f6;border-color:#e5e7eb}.loading{color:#6b7280;padding:18px}@media (max-width:900px){.home-container{margin-left:16px;margin-right:16px;padding:16px}.mapping-row span{min-width:90px}}body{color:#111;background:#fafafa;margin:0;padding:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,Arial}button{cursor:pointer;background:#fff;border:1px solid #ddd;border-radius:6px;padding:6px 10px}button:hover{filter:brightness(.98)}.popup-overlay{z-index:2000;background:rgba(0,0,0,.45);-ms-flex-pack:center;justify-content:center;-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.popup-box{text-align:center;background:#fff;border-radius:10px;width:350px;padding:22px 30px;box-shadow:0 4px 12px rgba(0,0,0,.15)}.popup-actions{-ms-flex-pack:justify;justify-content:space-between;gap:10px;margin-top:20px;display:-ms-flexbox;display:flex}.popup-actions button{cursor:pointer;border:none;border-radius:6px;-ms-flex:1;flex:1;padding:10px;font-size:15px}.popup-actions button:last-child{color:#fff;background:#e53935}.popup-actions button:first-child{background:#ddd}.dragger-container{-ms-flex-direction:column;flex-direction:column;-ms-flex-align:center;align-items:center;gap:12px;width:400px;margin:0 auto;display:-ms-flexbox;display:flex}.dragger-area{text-align:center;color:#1e40af;cursor:pointer;background:#eff6ff;border:2px dashed #3b82f6;border-radius:12px;width:100%;padding:40px 20px;font-weight:500;transition:all .2s}.dragger-area.drag-over{background:#dbeafe;border-color:#2563eb}.upload-btn{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:8px;padding:10px 20px;font-size:14px;font-weight:500;transition:all .2s}.upload-btn:hover{background:#1e40af}.upload-btn:disabled{cursor:not-allowed;background:#9ca3af}.loader{border:2px solid #fff;border-top-color:transparent;border-radius:50%;width:16px;height:16px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.layout-editor-container{max-width:900px;margin:auto;padding:24px}.editor-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;margin-bottom:20px;padding:20px;box-shadow:0 2px 6px rgba(0,0,0,.05)}.editor-card h3{color:#1a202c}.btn-primary{color:#fff;cursor:pointer;background:#6b46c1;border-radius:8px;padding:10px 16px;transition:all .2s}.btn-primary:hover{background:#553c9a}.btn-green{color:#fff;cursor:pointer;background:#2f855a;border-radius:8px;padding:10px 14px}.btn-green:hover{background:#276749}.text-input{border:1px solid #cbd5e0;border-radius:8px;outline:none;width:100%;padding:10px 12px}.text-input:focus{border-color:#6b46c1;box-shadow:0 0 0 2px rgba(107,70,193,.2)}.group-header{-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center;margin-bottom:10px;display:-ms-flexbox;display:flex}.group-name{font-size:18px;font-weight:700}