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minmax(420px,620px);justify-content:center;align-items:center;gap:48px;min-height:460px;padding:36px;background:var(--surface-soft)}.scan-device-live{position:relative;display:grid;width:260px;height:260px;place-items:center;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--primary-hover);overflow:hidden}.scan-device-live svg{animation:scan-spin 1.2s linear infinite}.scan-paper-motion{position:absolute;right:58px;bottom:-90px;width:140px;height:190px;border:1px solid var(--border-strong);background:#fff;animation:material-feed 1.6s ease-in-out infinite}.material-scanning h3{margin:6px 0 14px;color:var(--primary-hover);font-size:36px;font-variant-numeric:tabular-nums}.material-scanning p{margin-top:10px;color:var(--muted);font-size:13px}.material-review-workspace{min-height:420px;padding:20px 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var(--border-strong);background:#fff;object-fit:cover;transition:transform .2s ease}.material-page-preview>div{display:grid;align-content:center;gap:12px;padding:18px}.material-page-preview>div strong{text-align:center}.material-page-preview>div i{height:3px;background:var(--border-strong)}.material-page-preview>span{position:absolute;right:5px;bottom:5px;display:grid;width:25px;height:25px;place-items:center;border-radius:50%;background:#263c30;color:#fff;font-size:13px;font-weight:700}.material-page-meta{display:grid;padding:8px 9px 5px}.material-page-meta strong{font-size:13px}.material-page-meta small{margin-top:2px;color:var(--muted);font-size:13px}.page-tool-row{display:grid;grid-template-columns:repeat(5,1fr);padding:5px}.page-tool-row button{display:grid;height:30px;place-items:center;border:0;border-radius:4px;background:transparent;color:var(--muted)}.page-tool-row button:hover{background:var(--tag-bg)}.page-tool-row 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small{color:var(--muted);font-size:13px}.exam-wizard-summary strong{margin-top:3px;font-size:14px;font-variant-numeric:tabular-nums}.wizard-step-card{max-width:980px;min-height:430px;margin:0 auto;padding:24px}.wizard-step-card .template-form-grid{margin-top:28px}.field-wide{grid-column:1/-1}.wizard-subject-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:20px}.wizard-subject-grid button{display:grid;grid-template-columns:30px minmax(0,1fr) 22px;gap:8px;align-items:center;min-height:68px;padding:10px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text);text-align:left}.wizard-subject-grid button:hover,.wizard-subject-grid button.active{border-color:var(--success-border);background:var(--success-bg)}.wizard-roster-step{display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;max-width:1100px;min-height:540px;margin:0 auto;padding:20px;border:1px solid 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var(--border);border-radius:8px;background:#fff}.wizard-subject-setup>header .finalize-icon{flex:0 0 auto;width:52px;height:52px;margin:0}.wizard-subject-setup h3{margin-top:4px;font-size:19px}.wizard-subject-setup p{margin-top:5px;color:var(--muted);font-size:13px}.wizard-subject-setup>div{display:grid;gap:8px}.wizard-subject-setup article{display:grid;grid-template-columns:40px minmax(0,1fr) 80px 160px;gap:12px;align-items:center;min-height:78px;padding:11px 14px;border:1px solid var(--border);border-radius:8px;background:#fff}.wizard-subject-setup article.ready{border-color:var(--success-border);background:var(--success-bg)}.subject-order{display:grid;width:36px;height:36px;place-items:center;border-radius:50%;background:var(--neutral-hover);color:var(--muted);font-weight:800}.wizard-subject-setup article.ready .subject-order{background:var(--primary-soft);color:var(--success-text)}.wizard-subject-setup article>div{display:grid}.wizard-subject-setup article strong{font-size:13px}.wizard-subject-setup article small{margin-top:4px;color:var(--muted);font-size:13px}.wizard-subject-setup article>i{color:var(--warning-text);font-size:13px;font-style:normal}.wizard-subject-setup article.ready>i{color:var(--success-text)}.wizard-ready-strip{display:grid;grid-template-columns:28px minmax(0,1fr);gap:9px;align-items:center;margin-top:12px;padding:13px;border:1px solid var(--warning-border);border-radius:8px;background:var(--warning-bg);color:var(--warning-text)}.wizard-ready-strip.ready{border-color:var(--success-border);background:var(--success-bg);color:var(--success-text)}.wizard-ready-strip span{display:grid}.wizard-ready-strip strong{font-size:13px}.wizard-ready-strip small{margin-top:3px;font-size:13px}.identity-substeps{width:fit-content;margin-bottom:10px}.identity-substeps button{display:inline-flex;align-items:center;gap:5px}.identity-editor-layout{display:grid;grid-template-columns:minmax(520px,1fr) 290px;gap:10px;min-height:620px}.paper-editor{display:grid;grid-template-rows:44px minmax(0,1fr);min-height:0;border:1px solid var(--border);border-radius:8px;background:var(--neutral-hover);overflow:hidden}.paper-editor-toolbar{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 11px;background:#fff;color:var(--muted);font-size:13px}.paper-editor-toolbar>div{display:flex;gap:3px}.paper-editor-toolbar button{display:grid;min-width:28px;height:28px;place-items:center;padding:0 6px;border:1px solid transparent;border-radius:5px;background:transparent;color:var(--muted);font-size:13px}.paper-editor-toolbar button:hover{border-color:var(--border-strong);background:var(--surface-soft)}.identity-paper-canvas,.cut-paper-canvas{position:relative;width:560px;min-height:720px;margin:22px auto;padding:35px;border:1px solid var(--border-strong);background:#fff;box-shadow:0 12px 24px #25372c1f}.identity-paper-canvas>header,.cut-paper-canvas>header{padding-bottom:16px;border-bottom:2px solid var(--text);font-family:SimSun,serif;font-size:17px;text-align:center}.identity-region{position:absolute;z-index:2;display:grid;gap:3px;min-width:110px;min-height:42px;padding:7px;border:2px dashed var(--secondary);border-radius:5px;background:#259fc117;color:var(--info-text);font-size:13px;font-weight:700;resize:both;overflow:auto}.identity-region span{font-size:13px;font-weight:400}.position-region{top:18px;left:18px}.number-region{top:90px;right:34px;width:190px}.absent-region{top:158px;right:34px;width:130px;border-color:var(--primary);background:#36ad6a14;color:var(--success-text)}.fake-question-lines{display:grid;gap:22px;margin-top:105px}.fake-question-lines i{display:block;height:4px;background:linear-gradient(90deg,var(--border-strong) 0 20%,transparent 20% 25%,#dce2de 25% 85%,transparent 85%)}.property-panel{min-width:0;padding:15px;border:1px solid var(--border);border-radius:8px;background:#fff;overflow:auto}.property-panel h3{margin-bottom:13px;font-size:14px}.property-panel label{margin-bottom:11px}.region-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}.region-actions.vertical{display:grid}.roster-check{display:grid;grid-template-columns:24px minmax(0,1fr);gap:7px;margin-top:14px;padding:9px;border-radius:7px;background:var(--success-bg);color:var(--success-text)}.roster-check span{display:grid}.roster-check strong{font-size:13px}.roster-check small{margin-top:2px;font-size:13px}.auto-cut-hero{display:grid;grid-template-columns:170px minmax(0,1fr);gap:26px;align-items:center;max-width:920px;margin:20px auto 18px}.cut-progress-ring{display:grid;width:150px;height:150px;place-items:center;align-content:center;border:10px solid var(--border-strong);border-top-color:var(--primary);border-radius:50%}.cut-progress-ring strong{color:var(--primary-hover);font-size:30px}.cut-progress-ring span{margin-top:2px;color:var(--muted);font-size:13px}.auto-cut-hero h3{margin-top:7px;font-size:20px}.auto-cut-hero p{margin-top:7px;color:var(--muted);font-size:13px;line-height:1.6}.auto-cut-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin-top:14px}.auto-cut-stats span{display:grid;padding:9px;border-radius:6px;background:var(--surface-soft)}.auto-cut-stats small{color:var(--muted);font-size:13px}.auto-cut-stats strong{margin-top:2px;font-size:15px}.processing-step-list{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin-top:16px}.processing-step-list>div{display:grid;grid-template-columns:30px minmax(0,1fr);gap:7px;align-items:center;padding:10px;border:1px solid var(--border);border-radius:7px;background:#fff}.processing-step-list>div>span{display:grid;grid-row:span 2;width:28px;height:28px;place-items:center;border-radius:50%;background:var(--neutral-hover);color:var(--muted);font-size:13px}.processing-step-list strong{font-size:13px}.processing-step-list small{color:var(--muted);font-size:13px}.processing-step-list .done{border-color:var(--success-border)}.processing-step-list .done>span{background:var(--success-bg);color:var(--primary-hover)}.processing-step-list .active{border-color:var(--info-border);background:var(--info-bg)}.inline-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:7px;margin-top:16px}.cut-editor-layout{display:grid;grid-template-columns:190px minmax(520px,1fr) 260px;gap:8px;height:calc(100dvh - 254px);min-height:520px}.cut-question-list,.rule-question-list{min-height:0;padding:9px;border:1px solid var(--border);border-radius:7px;background:#fff;overflow:auto}.cut-question-list header,.rule-question-list header{display:flex;align-items:center;justify-content:space-between;min-height:35px;padding-bottom:7px;border-bottom:1px solid var(--border)}.cut-question-list header strong,.rule-question-list header strong{font-size:13px}.cut-question-list header button{display:inline-flex;align-items:center;gap:4px;border:0;background:transparent;color:var(--action);font-size:13px}.cut-question-list>button{display:grid;grid-template-columns:18px minmax(0,1fr) auto;gap:5px;align-items:center;width:100%;min-height:45px;padding:6px;border:1px solid transparent;border-radius:5px;background:transparent;color:var(--text);text-align:left}.cut-question-list>button:hover,.cut-question-list>button.active{border-color:var(--success-border);background:var(--success-bg)}.cut-question-list>button.warning{background:var(--warning-bg)}.cut-question-list>button span{display:grid}.cut-question-list strong{font-size:13px}.cut-question-list small{color:var(--muted);font-size:13px}.cut-question-list i{color:var(--muted);font-size:13px;font-style:normal}.cut-paper-editor{height:100%}.cut-paper-canvas{min-height:780px}.editable-cut-box{position:absolute;z-index:2;min-width:70px;min-height:45px;border:2px solid var(--primary);background:#36ad6a14;resize:both;overflow:auto;cursor:move}.editable-cut-box.active{outline:3px solid rgba(37,159,193,.24)}.editable-cut-box.warning{border-color:var(--warning);background:#f59e0b14}.editable-cut-box span,.editable-cut-box i,.editable-cut-box b{position:absolute;top:3px;padding:2px 4px;border-radius:3px;background:#fff;font-size:13px}.editable-cut-box span{left:3px;color:var(--success-text);font-weight:700}.editable-cut-box i{right:3px;font-style:normal}.editable-cut-box b{top:auto;right:3px;bottom:3px;color:var(--warning)}.cut-properties{height:100%}.confirm-question-table{display:grid;margin-top:12px;border:1px solid var(--border);border-radius:7px;overflow:hidden}.confirm-question-table>header,.confirm-question-table>button{display:grid;grid-template-columns:repeat(6,minmax(90px,1fr));gap:8px;align-items:center;min-height:43px;padding:7px 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var(--border);border-radius:7px;background:var(--neutral-hover);overflow:hidden}.rule-preview>header{display:flex;align-items:center;justify-content:center;gap:4px;background:#fff}.rule-preview>header button{min-height:27px;border:0;border-radius:5px;background:transparent;color:var(--muted);font-size:13px}.rule-preview>header button.active{background:var(--surface-soft);color:var(--primary-hover)}.cropped-question{position:relative;width:82%;min-height:400px;margin:30px auto;padding:28px;background:#fff;box-shadow:0 10px 22px #2a38301f;font-family:SimSun,serif}.cropped-question p{margin-top:12px;font-size:13px;line-height:1.7}.answer-lines{display:grid;gap:25px;margin-top:35px}.answer-lines i{height:1px;background:var(--border-strong)}.cropped-question>span{position:absolute;right:8px;bottom:8px;color:var(--secondary);font-size:13px}.scoring-rule-panel{height:100%}.rule-point-editor{display:grid;gap:6px;margin-bottom:11px}.rule-point-editor>span{font-size:13px;font-weight:700}.rule-point-editor>div{display:grid;grid-template-columns:minmax(0,1fr) 72px 26px;gap:5px}.rule-point-editor>div:last-child{grid-template-columns:minmax(0,1fr) auto}.rule-point-editor button{display:grid;place-items:center;border:0;background:transparent;color:var(--danger)}.finalize-layout{display:grid;grid-template-columns:minmax(360px,.8fr) minmax(520px,1.2fr);gap:12px;max-width:1050px;margin:10px auto}.finalize-summary,.final-checklist{padding:24px;border:1px solid var(--border);border-radius:8px;background:#fff}.finalize-icon{display:grid;width:64px;height:64px;margin-bottom:18px;place-items:center;border-radius:50%;background:var(--primary-soft);color:var(--primary-hover)}.finalize-summary 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span.active{background:var(--success-bg);color:var(--primary-hover);font-weight:700}.sdk-work-area{display:grid;grid-template-rows:34px minmax(0,1fr);min-width:0;min-height:0;padding:0 14px 14px}.sdk-context-bar{display:flex;align-items:center;justify-content:space-between;gap:12px}.sdk-context-bar span{color:var(--muted);font-size:13px}.sdk-context-bar i{color:var(--muted);font-size:13px;font-style:normal}.sdk-mount{border:1px solid var(--border-strong);border-radius:8px;background:#fff;box-shadow:0 8px 24px #26403014}.business-root .focus-overlay{position:absolute;min-width:1024px;min-height:0}.business-root .workbench-overlay{position:absolute}.business-root .focus-context .focus-mode-badge{margin:0 0 2px;padding:2px 7px;border-radius:4px;background:var(--primary-soft);color:var(--success-text);font-size:13px;font-weight:800}.business-root .cut-editor-layout,.business-root .scoring-rule-layout{height:100%}.sdk-mount .focus-overlay,.sdk-mount .workbench-overlay{min-width:0;border-radius:8px}.assignment-sdk-mount .focus-overlay,.assignment-sdk-mount .workbench-overlay{min-width:0}.student-detail-focus-main{min-width:0;min-height:0;overflow:auto;background:var(--page)}.student-detail-workbench .student-detail-inner-back{display:none}.student-detail-workbench .student-detail-focus-main>.page-content{max-width:none;min-height:100%;padding-top:20px}.sdk-mount .sidebar{box-shadow:none}.sdk-mount .topbar{padding-right:18px;padding-left:18px}.sdk-mount .page-content{padding:20px 22px 34px}.assignment-sdk-mount .page-content{width:min(1560px,100%);padding:24px 28px 40px}.sdk-mount .focus-topbar,.sdk-mount .workbench-topbar{border-radius:8px 8px 0 0}@media (max-width: 1180px){.prototype-root{min-width:768px}.sdk-host-content{grid-template-columns:110px minmax(0,1fr)}.sdk-host-header{grid-template-columns:180px minmax(0,1fr) auto}.sdk-host-header nav span{padding:0 7px}.sdk-mount .top-status{display:none}}