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summary{cursor:pointer;color:#1d4ed8;font-size:13px}.loop-rubric-list{flex-direction:column;gap:10px;display:flex}.loop-rubric-item{border:1px solid #f3f4f6;border-radius:10px;padding:10px 12px}.loop-rubric-critical{background:#fffbeb;border-color:#fde68a}.loop-rubric-head{align-items:center;gap:8px;display:flex}.loop-rubric-position{color:#374151;background:#f3f4f6;border-radius:999px;padding:2px 8px;font-size:11px}.loop-rubric-desc{color:#6b7280;margin:4px 0;font-size:12px}.loop-score-input{color:#374151;align-items:center;gap:8px;font-size:12px;display:flex}.loop-score-input input{border:1px solid #e5e7eb;border-radius:8px;width:90px;padding:4px 8px}.loop-note-input{color:#374151;flex-direction:column;gap:4px;margin:10px 0;font-size:12px;display:flex}.loop-note-input input{border:1px solid #e5e7eb;border-radius:8px;padding:8px 10px;font-size:13px}.loop-timeline{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.loop-timeline-type{color:#1f2937;font-family:ui-monospace,monospace;font-size:12px}.loop-timeline-time{color:#9ca3af;margin-left:8px;font-size:11px}.loop-snapshot-grid{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.loop-snapshot{color:#374151;border:1px solid #e5e7eb;border-radius:10px;align-items:center;gap:6px;padding:6px 10px;font-size:12px;display:flex}.snapshot-independent{color:#047857}.snapshot-revoked{color:#b45309}.loop-empty{text-align:center;color:#9ca3af;border:1px dashed #e5e7eb;border-radius:12px;padding:60px 20px}.loop-footer{flex-direction:column;gap:12px;margin-top:20px;display:flex}.loop-footer-note{color:#9ca3af;font-size:12px}.loop-view{--loop-ink:#1f2937;--loop-muted:#667085;--loop-line:#d9e1e8;--loop-paper:#f8fafc;--loop-panel:#fff;--loop-accent:#d94f3d;--loop-accent-dark:#ae392b;--loop-teal:#087f8c;max-width:1440px;color:var(--loop-ink);padding:32px 28px 56px}.loop-view:before{content:"";z-index:-1;pointer-events:none;background:#eef4f6c7;position:fixed;inset:0}.loop-header{border:1px solid var(--loop-line);background:#fffffff2;margin:0;padding:26px 30px 22px;box-shadow:0 14px 34px #0f172a17}.loop-kicker{color:var(--loop-teal);letter-spacing:.1em;font-size:11px;font-weight:800}.loop-header h3{color:#172033;margin:6px 0 7px;font-size:30px;line-height:1.2}.loop-header p{color:var(--loop-muted);font-size:14px;line-height:1.55}.loop-header-controls{gap:10px}.loop-load-picker{border-color:var(--loop-line);min-height:42px;color:var(--loop-muted);background:#fff;border-radius:4px;gap:9px;padding:4px 6px 4px 10px}.loop-load-picker button{min-height:32px;color:var(--loop-muted);border:0;border-radius:3px;padding:4px 10px}.loop-load-picker .loop-tier-active{color:#fff;background:var(--loop-teal)}.loop-chip-independent,.loop-chip-revoked,.loop-chip-critical,.loop-mode-pill,.loop-reveal-pill{border-radius:3px}.loop-chip-independent{color:#056c61;background:#effcf8;border-color:#a5ddd4;padding:6px 9px}.loop-mode-tabs{border:1px solid var(--loop-line);background:#fff;gap:0;width:max-content;margin:20px 0 0;padding:5px}.loop-mode-tabs button{color:#526071;background:0 0;border:0;border-radius:3px;min-height:42px;padding:8px 16px;font-weight:700}.loop-mode-tabs .loop-mode-tab-active{color:#fff;border-color:var(--loop-accent);background:var(--loop-accent)}.loop-tab-note{opacity:.82;font-weight:500}.loop-body{grid-template-columns:minmax(245px,275px) minmax(0,1fr);gap:18px;margin-top:18px}.loop-concept-rail,.loop-prompt-list,.loop-panel{border-color:var(--loop-line);background:var(--loop-panel);border-radius:5px;box-shadow:0 6px 18px #0f172a0f}.loop-concept-rail{max-height:calc(100vh - 112px);padding:16px 14px;position:sticky;top:86px;overflow:auto}.loop-rail-heading{border-bottom:1px solid var(--loop-line);justify-content:space-between;align-items:end;padding:0 4px 12px;display:flex}.loop-rail-heading span{color:var(--loop-muted);letter-spacing:.06em;font-size:11px;font-weight:700}.loop-rail-heading h4{color:#172033;margin:3px 0 0;font-size:17px}.loop-rail-heading b{min-width:28px;height:28px;color:var(--loop-teal);background:#e7f5f4;place-items:center;font-size:13px;display:grid}.loop-cluster{border-bottom:1px solid #eef2f5;padding:10px 4px}.loop-cluster:last-child{border-bottom:0}.loop-cluster summary{color:#334155;padding:0;font-size:13px;font-weight:700;line-height:1.45}.loop-cluster ul{color:var(--loop-muted);gap:6px;margin:9px 0 0;padding-left:17px;font-size:12px;line-height:1.45;display:grid}.loop-mode-workspace{grid-template-columns:minmax(260px,300px) minmax(0,1fr);gap:18px}.loop-prompt-list{max-height:calc(100vh - 225px);padding:12px}.loop-prompt-list h4{border-bottom:1px solid var(--loop-line);color:#172033;padding:2px 4px 10px;font-size:15px}.loop-prompt-entry{background:#fff;border-color:#0000;border-left-style:solid;border-left-width:3px;border-radius:3px;margin:3px 0;padding:12px}.loop-prompt-entry-active{border-color:var(--loop-accent);background:#fff4f1}.loop-entry-title{color:#233047;overflow-wrap:anywhere;font-size:13px;font-weight:700}.loop-entry-meta{color:#7a8797;margin-top:5px;font-size:11px;display:block}.loop-workspace{gap:16px}.loop-prompt-head{min-height:38px;padding:0 2px}.loop-mode-pill{background:#172033;padding:5px 8px;font-weight:700}.loop-prompt-slug{overflow-wrap:anywhere;color:#758197}.loop-panel{padding:20px 22px}.loop-panel h4{color:#1f2b3d;margin-bottom:12px;font-size:15px}.loop-stimulus,.loop-answer-content{color:#253247;font-size:16px;line-height:1.75}.loop-primary-button{background:var(--loop-accent);border-radius:4px;min-height:44px;padding:10px 18px;font-weight:800;box-shadow:0 4px 10px #d94f3d38}.loop-primary-button:hover:not(:disabled){background:var(--loop-accent-dark)}.loop-secondary-button{color:#425166;border-color:#b8c4cf;border-radius:4px;min-height:44px;font-weight:700}.loop-answer-area{color:#172033;background:#fff;border-color:#afbdca;border-radius:4px;min-height:230px;padding:16px;font-size:16px;line-height:1.7}.loop-answer-area:focus,.loop-blank-input:focus{border-color:var(--loop-teal);outline:3px solid #087f8c2e}.loop-option{color:#263348;background:#fff;border-color:#cfd9e2;border-radius:4px;padding:13px 14px}.loop-hint-text{color:#667085;align-items:center;gap:6px;line-height:1.55;display:flex}.loop-empty{color:#68768a;text-align:center;background:#ffffffb8;border:1px dashed #aebbc7;border-radius:5px;place-content:center;gap:10px;min-height:420px;padding:36px;display:grid}.loop-empty strong{color:#263348;font-size:17px}.loop-empty p{margin:0;font-size:14px}.loop-footer{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;margin-top:18px;display:grid}.loop-footer .loop-panel{box-shadow:none;padding:13px 16px}.loop-footer .loop-panel h4{margin-bottom:4px;font-size:13px}.loop-footer-note{color:#64748b;max-width:360px;margin:0;line-height:1.5}@media (width<=1120px){.loop-view{padding:24px 18px 44px}.loop-body,.loop-mode-workspace{grid-template-columns:1fr}.loop-concept-rail,.loop-prompt-list{max-height:none;position:static}.loop-concept-rail{display:block}.loop-prompt-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;display:grid}.loop-prompt-list h4{grid-column:1/-1}}@media (width<=680px){.loop-view{padding:14px 12px 32px}.loop-header{padding:20px 18px}.loop-header h3{font-size:24px}.loop-header-controls,.loop-load-picker{width:100%}.loop-load-picker{flex-wrap:wrap}.loop-mode-tabs{width:100%}.loop-mode-tabs button{flex:1 1 0;padding:8px 6px;font-size:13px}.loop-tab-note{display:none}.loop-prompt-list{grid-template-columns:1fr}.loop-panel{padding:16px}.loop-footer{grid-template-columns:1fr}.loop-footer-note{max-width:none}}.loop-view{--loop-ink:#edf4f3;--loop-muted:#a9b8bf;--loop-line:#aecacc3b;--loop-panel:transparent;--loop-accent:#e2604b;--loop-accent-dark:#bc4636;--loop-teal:#58d4cf;background:#041017d6;border-top:1px solid #aecacc42;margin-top:14px;box-shadow:0 20px 70px #00000038}.loop-view:before{display:none}.loop-header{border:0;border-bottom:1px solid var(--loop-line);box-shadow:none;background:0 0;padding:22px 0 24px}.loop-kicker{color:var(--loop-teal)}.loop-header h3{color:#f2f7f5}.loop-header p{color:var(--loop-muted)}.loop-load-picker{border-color:var(--loop-line);color:var(--loop-muted);background:#ffffff0a}.loop-load-picker button{color:#d0dddf;background:0 0}.loop-load-picker .loop-tier-active{background:#137d82}.loop-chip-independent{color:#9bf1e8;background:#278e872e;border-color:#58d4cf73}.loop-mode-tabs{border:0;border-bottom:1px solid var(--loop-line);background:0 0;width:100%;margin:0;padding:0}.loop-mode-tabs button{color:#a9b8bf;background:0 0;min-height:52px;padding:10px 18px}.loop-mode-tabs .loop-mode-tab-active{color:#fff;border-bottom:3px solid var(--loop-accent);background:0 0}.loop-body{border-bottom:1px solid var(--loop-line);gap:0;margin-top:0}.loop-concept-rail,.loop-prompt-list,.loop-panel{box-shadow:none;background:0 0;border:0;border-radius:0}.loop-concept-rail{border-right:1px solid var(--loop-line);max-height:none;padding:22px 18px 28px 0;top:0}.loop-rail-heading{border-bottom-color:var(--loop-line);padding:0 4px 14px}.loop-rail-heading span,.loop-rail-heading h4{color:#eff6f5}.loop-rail-heading b{color:#062b31;background:var(--loop-teal)}.loop-cluster{border-bottom-color:#aecacc24}.loop-cluster summary{color:#d9e4e5}.loop-cluster ul{color:#8fa1a8}.loop-mode-workspace{gap:0}.loop-question-source-tabs{border-bottom:1px solid var(--loop-line);gap:0;width:100%;display:flex}.loop-question-source-tabs button{color:#9eb0b4;background:0 0;border:0;border-bottom:3px solid #0000;min-width:112px;min-height:44px;padding:9px 18px;font-weight:700}.loop-question-source-tabs button.is-active{border-bottom-color:var(--loop-teal);color:#f2f7f5;background:#278e871f}.loop-mock-workspace{grid-template-columns:minmax(260px,300px) minmax(0,1fr);min-width:0;display:grid}.loop-mock-preview{color:#eff6f5;min-width:0}.loop-mock-preview header{border-bottom:1px solid var(--loop-line);padding-bottom:18px}.loop-mock-preview h3{margin:8px 0;font-size:20px}.loop-mock-preview-meta{color:#94a9ad;flex-wrap:wrap;gap:7px;font-size:11px;display:flex}.loop-mock-preview-meta span{border:1px solid var(--loop-line);padding:4px 7px}.loop-mock-preview-stem{overflow-wrap:anywhere;max-width:780px;padding:22px 0;font-size:17px;line-height:1.75}.loop-mock-preview-options{gap:8px;margin:0 0 22px;padding:0;list-style:none;display:grid}.loop-mock-preview-options li{border:1px solid var(--loop-line);color:#dce8e6;padding:10px 12px}.mock-loop-embedded{background:0 0;min-height:0}.mock-loop-embedded .mock-exam-topbar{grid-template-columns:auto minmax(0,1fr) auto;position:static}.mock-loop-embedded .mock-exam-layout{grid-template-columns:56px minmax(0,1fr) 230px;padding:18px 0}.mock-loop-embedded .mock-exam-paper{min-height:520px}.loop-body--workspace{grid-template-columns:minmax(0,1fr);min-width:0}.loop-body--workspace>.loop-mode-workspace{width:100%;min-width:0}.loop-prompt-list{border-right:1px solid var(--loop-line);max-height:none;padding:22px 18px}.loop-prompt-list h4{border-bottom-color:var(--loop-line);color:#eff6f5;padding:2px 4px 13px}.loop-prompt-entry{color:#dce7e8;background:0 0;border:0;border-left:2px solid #0000;border-radius:0;grid-template-columns:24px 1fr;column-gap:9px;margin:0;padding:12px 6px 12px 10px;display:grid;position:relative}.loop-prompt-entry:hover{background:#ffffff0e}.loop-prompt-entry-active{border-left-color:var(--loop-accent);background:#e2604b1f}.loop-entry-number{color:#6b858c;font:700 11px/1.55 var(--font-data,ui-monospace, monospace);grid-row:span 2}.loop-entry-title{color:#e5eeed;font-weight:600;line-height:1.45}.loop-entry-meta{color:#89a2a7;margin-top:4px}.loop-prompt-main{padding:24px 0 30px 26px}.loop-prompt-main,.loop-prompt-main :is(.loop-panel,.loop-stimulus,.loop-answer-content,.loop-hint-text){overflow-wrap:anywhere;min-width:0}.loop-prompt-head{padding:0 2px 4px}.loop-mode-pill{background:#183044}.loop-prompt-slug{color:#aebfc2}.loop-reveal-off{color:#f1ce80;background:#a877132e}.loop-reveal-on{color:#9bf1e8;background:#278e872e}.loop-panel{border-bottom:1px solid var(--loop-line);margin-bottom:20px;padding:0 0 22px}.loop-panel h4{color:#dbe8e7}.loop-stimulus,.loop-answer-content{color:#f2f6f4}.loop-stimulus{max-width:760px;font-size:18px}.loop-panel[aria-label=题干]{padding:6px 0 28px}.loop-panel[aria-label=参考答案]{background:#eef3ef;border:1px solid #c8d8d540;padding:18px 22px 24px}.loop-panel[aria-label=参考答案] h4,.loop-panel[aria-label=参考答案] .loop-answer-content{color:#20303b}.loop-panel[aria-label=参考答案] summary{color:#087f8c}.loop-primary-button{background:var(--loop-accent);width:max-content;min-width:168px;box-shadow:none}.loop-secondary-button{color:#dce8e6;background:0 0;border-color:#d2e1df73}.loop-answer-area{color:#eff7f5;background:#010a0f85;border-color:#d0e2df8c}.loop-option{color:#edf5f4;background:#ffffff08;border-color:#d0e2df61}.loop-option-selected{border-color:var(--loop-teal);background:#278e8733}.loop-hint-text{color:#9eb0b4}.loop-empty{color:#a9b8bf;background:0 0;border-color:#aecacc59;min-height:360px}.loop-empty strong{color:#e7f1f0}.loop-footer{margin-top:0;padding-top:16px}.loop-footer .loop-panel{border:0;margin:0;padding:0}.loop-footer .loop-panel h4{color:#dbe8e7}.loop-footer-note{color:#8fa3a6}@media (width<=1120px){.loop-body--workspace{grid-template-columns:minmax(0,1fr)}.loop-concept-rail,.loop-prompt-list{border-right:0;border-bottom:1px solid var(--loop-line);padding:18px 0}.loop-prompt-main{padding:22px 0}.loop-mock-workspace{grid-template-columns:1fr}.mock-loop-embedded .mock-exam-layout{grid-template-columns:52px minmax(0,1fr)}.mock-loop-embedded .mock-exam-context{grid-column:1/-1}}@media (width<=680px){.loop-mode-tabs{flex-wrap:wrap}.loop-mode-tabs .loop-browse-back{flex:1 0 100%;justify-content:flex-start}.loop-mode-tabs button:not(.loop-browse-back){white-space:nowrap;flex:1 1 0;min-width:0;padding-inline:4px}}.loop-overview-stats{grid-template-columns:repeat(3,minmax(96px,140px)) minmax(0,1fr);align-items:stretch;gap:10px;margin:18px 0 14px;display:grid}.loop-overview-stats>div{border:1px solid var(--loop-line);background:#ffffff09;border-radius:4px;flex-direction:column;gap:2px;padding:12px 14px;display:flex}.loop-overview-stats>div>strong{color:#f2f7f5;font-size:26px;font-weight:700;line-height:1.1}.loop-overview-stats>div>span{color:var(--loop-muted);font-size:12px}.loop-overview-skills{flex-wrap:wrap;grid-column:4;align-content:flex-start;gap:6px;display:flex;background:0 0!important;border:0!important;padding:0!important}.loop-overview-legend{max-width:92ch;color:var(--loop-muted);margin:0 0 14px;font-size:12px;line-height:1.7}.loop-overview-legend strong{color:#d8e6e2;font-weight:700}.loop-overview-skills button{border:1px solid var(--loop-line);color:#d9e4e5;cursor:pointer;background:#ffffff0a;border-radius:999px;padding:5px 12px;font-size:12px}.loop-overview-skills button b{color:var(--loop-teal);font-weight:600}.loop-overview-skills .loop-skill-chip-active{border-color:var(--loop-teal);color:#062b31;background:var(--loop-teal)}.loop-overview-skills .loop-skill-chip-active b{color:#062b31}.loop-overview-actions{grid-column:1/-1;justify-content:flex-end;display:flex}.loop-overview-actions .loop-primary-button{min-width:200px}.loop-browse-toolbar{border-bottom:1px solid var(--loop-line);color:var(--loop-muted);flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:4px;padding:12px 0;display:flex}.loop-filter-field{color:var(--loop-muted);align-items:center;gap:6px;font-size:12px;display:inline-flex}.loop-filter-field select{border:1px solid var(--loop-line);color:#e5eeed;background:#041017e6;border-radius:4px;max-width:300px;padding:6px 10px;font-size:13px}.loop-filter-field select:focus{outline:2px solid #087f8c59}.loop-filter-clear{color:#f0a18f;cursor:pointer;background:#e2604b1f;border:1px solid #e2604b8c;border-radius:999px;padding:5px 12px;font-size:12px}.loop-browse-main{min-width:0;padding:22px 0 26px 24px}.loop-browse-back{border:1px solid var(--loop-line);color:#dce8e6;cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:6px;margin-right:4px;padding:6px 14px;font-size:13px;display:inline-flex}.loop-tab-hint{color:#8fa3a6;align-self:center;margin-left:auto;font-size:12px}.loop-concept-rail .loop-cluster summary small{color:#8fa1a8;margin-left:8px;font-size:11px;font-weight:400}.loop-concept-rail .loop-cluster ul{margin:2px 0 10px;padding-left:6px;list-style:none}.loop-concept-rail .loop-cluster ul button{text-align:left;color:#c7d5d6;cursor:pointer;background:0 0;border:0;border-left:2px solid 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