html,body,#root{min-height:100%;margin:0}body{background:#f4f6f8}.app-shell,.app-sider{min-height:100vh}.app-brand{height:56px;display:flex;align-items:center;padding:0 20px;color:#fff;font-size:16px;font-weight:600}.app-header{height:56px;padding:0 24px;background:#fff;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #e8edf3}.app-content{padding:24px;background:#f4f6f8}.page-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}.page-title h4{margin:0}.filter-bar{margin-bottom:16px;padding:16px;background:#fff;border:1px solid #e8edf3;border-radius:8px}.filter-bar .ant-form{row-gap:12px}.edit-form{max-width:1080px;background:#fff;padding:24px;border-radius:8px}.form-section{margin-bottom:24px}.form-section-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}.form-section-title h5{margin:0}.editable-list{display:flex;flex-direction:column;gap:12px}.paper-selected-list{max-height:300px;overflow-y:auto;padding:8px;border:1px solid #e8edf3;border-radius:8px;background:#fff}.editable-row{display:grid;grid-template-columns:90px minmax(180px,1.4fr) minmax(160px,1fr) 80px 90px auto;gap:12px;align-items:start;padding:12px;border:1px solid #e8edf3;border-radius:8px;background:#fbfcfe}.paper-question-row{grid-template-columns:minmax(260px,1fr) 110px 90px auto}.question-picker{display:grid;grid-template-columns:180px minmax(0,1fr);gap:16px;margin-bottom:16px;padding:12px;border:1px solid #e8edf3;border-radius:8px;background:#fbfcfe}.question-picker-categories{display:flex;flex-direction:column;gap:8px;max-height:360px;overflow:auto}.question-picker-table{min-width:0}.question-picker-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.editable-row .ant-form-item{margin-bottom:0}.row-actions{padding-top:30px;white-space:nowrap}@media (max-width: 900px){.editable-row,.paper-question-row,.question-picker{grid-template-columns:1fr}.row-actions{padding-top:0}}.json-preview{max-height:560px;overflow:auto;padding:12px;background:#f6f8fa;border-radius:6px}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:16px}.field-grid-item{padding:10px 12px;border:1px solid #e8edf3;border-radius:8px;background:#fbfcfe}.field-grid-item span{display:block;margin-bottom:4px;color:#667085;font-size:12px}.field-grid-item strong{font-weight:500;color:#1f2937;word-break:break-all}.qr-modal{display:flex;flex-direction:column;align-items:center;gap:12px}.qr-modal img{width:240px;height:240px}.upload-field{width:100%}.upload-preview{display:block;max-width:220px;max-height:140px;object-fit:contain;border:1px solid #e8edf3;border-radius:8px;background:#fff}.import-result{margin-top:16px;padding:16px;background:#fff;border:1px solid #e8edf3;border-radius:8px}.login-page{min-height:100vh;display:grid;place-items:center;background:#eef2f7;padding:24px}.login-panel{width:min(420px,100%);border-radius:8px}