:root{--ink:#233f56;--muted:#657f94;--teal:#117f9a;--pale:#e6f3f8;--line:#d7e3ec;--bg:#edf2f7}
body{background:var(--bg)}.system-header{position:fixed;inset:0 0 auto 0;height:76px;z-index:20;background:#153a55;color:white;display:flex;align-items:center;justify-content:space-between;padding:0 26px;gap:20px;box-shadow:0 3px 12px #153a5520}.system-brand{display:flex;gap:13px;align-items:center;color:white;text-decoration:none;font-weight:600;font-size:18px}.system-brand small{display:block;color:#afc9db;font-size:11px;font-weight:400;margin-top:6px;letter-spacing:.5px}.system-brand .brand-icon{color:#7ad2d0;font-size:36px}.header-actions{display:flex;align-items:center;gap:20px;font-size:11px;color:#bdd6e5}.system-header .btn{background:#237b98;border:1px solid #5894ab}.sidebar{top:76px;width:224px;padding:22px 15px 115px;background:#fff;overflow:auto}.course-label{margin:4px 12px 20px;font-size:10px;letter-spacing:1.5px}nav{gap:4px}nav a{padding:12px 13px;border-radius:6px;font-size:13px}nav a.active{background:#e5f2f8;color:#136f8e;box-shadow:inset 3px 0 #1c95ac;font-weight:700}nav a span{font-size:10px;color:inherit}.sidebar-bottom{padding:20px 10px 0;font-size:11px}.sidebar-bottom .btn{font-size:11px;padding:8px 13px}.workspace{margin-left:224px;padding-top:76px}main{max-width:1560px;padding:27px 30px 115px}.page-head{margin-bottom:21px}.page-head h1{font-size:27px;letter-spacing:0}.page-head p{font-size:12px;max-width:100%;margin-bottom:0;line-height:1.8}.eyebrow{font-size:10px;color:#61849c;letter-spacing:1.6px}h2{font-size:19px}h3{font-size:15px}.card{border-radius:9px;padding:22px;box-shadow:0 2px 6px #163c5403}.card p{font-size:12px}.btn{border-radius:5px;font-size:12px}.tag{background:#e7f3f9}.notice{font-size:12px}.prep-subnav{margin:9px 7px 5px 18px;border-left:1px solid var(--line);display:grid;gap:1px}.prep-subnav button{background:transparent;text-align:left;color:var(--muted);font-size:11px;padding:7px 14px}.prep-subnav button.active{color:var(--teal);font-weight:700}.task-banner{display:flex;align-items:center;gap:18px;border:1px solid #c9dfe9;background:#f7fcff;padding:15px 20px;border-radius:8px;margin-bottom:18px}.task-banner>span{font-size:10px;color:#1b809b;letter-spacing:1px;white-space:nowrap;border-right:1px solid #c3dbe8;padding-right:18px}.task-banner h2{font-size:14px;margin:0 0 5px}.task-banner p{font-size:12px;color:var(--muted);margin:0}.task-banner .btn{margin-left:auto;white-space:nowrap}.category-tabs{display:flex;gap:8px;margin:16px 0}.category-tabs button{background:#fff;border:1px solid var(--line);padding:12px 23px;color:var(--ink);border-radius:6px;font-size:13px}.category-tabs button.active{background:#1d718e;color:#fff;border-color:#1d718e}.category-tabs small{margin-left:12px;color:inherit;opacity:.7}.lab-stage{position:relative;isolation:isolate;min-height:380px;border:1px solid #a8c2d5;border-radius:10px;overflow:hidden;background:linear-gradient(180deg,#dce9f2 0%,#d0e0eb 66%,#9eb8ca 66%,#b8cbd9 100%);padding:118px 22px 63px}.room-windows{position:absolute;left:30px;top:36px;right:235px;display:flex;gap:14px;opacity:.6;z-index:-1}.room-windows i{height:106px;flex:1;background:linear-gradient(125deg,#f5fbff 0%,#bed6e8 60%,#f2f8fc 61%,#d9e8f2 63%);border:7px solid #b6cbd9;box-shadow:0 0 0 2px #fff8}.room-label{position:absolute;top:18px;left:23px;background:#f4fbffec;border:1px solid #fff;padding:10px 16px;font-size:12px;color:#346078;box-shadow:0 4px 12px #45647a10;border-radius:5px}.room-label small{display:block;font-size:9px;margin:5px 0 0 14px;color:#64879d}.live-dot{display:inline-block;width:6px;height:6px;background:#36bda8;border-radius:50%;margin-right:7px}.wall-monitor{position:absolute;right:23px;top:22px;width:156px;background:#24475e;border:6px solid #7897aa;border-radius:8px;padding:10px 14px;box-shadow:0 6px 10px #22415a15;color:#b9d3e0}.wall-monitor span{font-size:8px;letter-spacing:2px}.wall-monitor b{font-size:25px;color:#81e3d4;display:block;margin:5px 0}.wall-monitor small{font-size:8px;color:#b3d5de}.monitor-line{height:13px;background:linear-gradient(170deg,transparent 47%,#64c7cd 49%,#64c7cd 53%,transparent 55%)}.bench-items{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:end;gap:14px;position:relative;z-index:2}.lab-object{background:transparent;color:#284b60;text-align:center;position:relative;padding:10px 4px 9px;border:1px solid transparent;border-radius:9px;transition:background .15s,transform .15s}.lab-object:hover,.lab-object:focus-visible{background:#f4fbff88;border-color:#7ab5ce;transform:translateY(-4px)}.lab-object.packed{background:#ddf9ef66;border-color:#62b6a2}.object-model{display:block;filter:drop-shadow(4px 8px 4px #33597329)}.object-model svg{width:100%;max-width:155px;height:127px}.object-name{display:block;min-height:30px;font-size:12px;font-weight:600;margin-top:0;line-height:1.5}.object-state{display:inline-block;font-size:9px;background:#f3faffc9;color:#5d859c;border-radius:4px;padding:4px 8px}.packed .object-state{background:#d0f3e8;color:#247f6d}.lab-bench{position:absolute;bottom:34px;left:0;right:0;height:74px;border-top:15px solid #647f93;background:linear-gradient(90deg,#9eb7c8,#c6d8e4);box-shadow:0 -6px 0 #e6eff6;z-index:0;display:flex;gap:20px;padding:9px 24px}.lab-bench span{flex:1;border:1px solid #819eb2;position:relative}.lab-bench span:before{content:'';position:absolute;top:9px;left:40%;width:20%;height:3px;background:#7b99ae}.scene-caption{position:absolute;bottom:11px;left:24px;font-size:9px;color:#45697f;letter-spacing:.3px}.inventory-card{margin-top:20px}.inventory-list{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.inventory-list button{padding:8px 11px;color:#396b7d;background:#edf7fa;border:1px solid #c5dee8;border-radius:4px;font-size:11px}.inventory-list button span{margin-left:9px;font-size:15px;color:#839eac}.operation-steps{display:flex;flex-wrap:wrap;gap:7px;margin:16px 0 20px}.operation-steps span{display:flex;align-items:center;gap:8px;flex:1;min-width:120px;background:#e4ebf2;padding:9px;color:#7f94a4;font-size:10px;border-radius:4px}.operation-steps b{display:grid;place-items:center;background:#f5f8fb;width:22px;height:22px;border-radius:50%;font-size:10px;flex-shrink:0}.operation-steps span.current{background:#d8edf6;color:#176c8a;box-shadow:inset 0 -2px #208da6}.operation-steps span.complete{background:#deefe9;color:#377d70}.stage-question{margin-top:20px}.quality-plot{height:95px;background:#213c50;border-radius:7px;margin:15px 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19px;border-radius:5px;font-size:12px}.edit-visual{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.edit-visual>div{background:#f2f7fa;padding:18px;border:1px solid var(--line);border-radius:6px}.edit-visual b{display:block;font-size:12px}.gene-track{display:block;font-size:20px;letter-spacing:4px;color:#3999a7;margin:14px 0;white-space:nowrap}.gene-track.altered{color:#b77b51}.edit-visual small{font-size:11px;line-height:1.8;display:block}#operation-dock{position:fixed;bottom:0;left:224px;right:0;min-height:88px;z-index:15;background:#f9fcfef5;border-top:1px solid #c9dce9;backdrop-filter:blur(10px);display:flex;align-items:center;gap:24px;padding:14px 28px;box-shadow:0 -4px 22px #1d3f5710}.dock-hint{flex:1;min-width:0}.dock-hint>span{font-size:10px;letter-spacing:1px;color:#7793a6}.dock-hint p{font-size:12px;line-height:1.5;margin:5px 0 0;max-height:54px;overflow:auto}.dock-progress{width:145px;flex-shrink:0}.dock-progress span{font-size:10px;color:#6e889c;display:flex;justify-content:space-between}.dock-progress progress{width:100%;height:5px;accent-color:#218ba2;display:block;margin-top:9px;border:0}.dock-progress progress::-webkit-progress-bar{background:#dbe6ed;border-radius:5px}.dock-progress progress::-webkit-progress-value{background:#248ca1;border-radius:5px}dialog{border:1px solid #cadce7;border-radius:12px;padding:30px;max-width:520px;width:calc(100% - 36px);color:var(--ink);box-shadow:0 20px 70px #13364b30}dialog::backdrop{background:#17384f80;backdrop-filter:blur(3px)}dialog p{font-size:13px}dialog .row{margin-top:25px}.object-detail-model{height:145px;margin:-10px -10px 22px;background:linear-gradient(120deg,#e5f0f7,#c6dce9);border-radius:7px;text-align:center}.object-detail-model svg{height:140px;width:180px}#toast{bottom:108px;right:24px;background:#163f58;font-size:12px;z-index:60}.assistant-panel{position:fixed;top:76px;right:0;bottom:0;width:375px;background:#fff;box-shadow:-8px 0 40px #123a4f25;border-left:1px solid var(--line);z-index:30;display:flex;flex-direction:column}.assistant-panel[hidden]{display:none}.assistant-header{background:#edf6fa;padding:18px;display:flex;justify-content:space-between;align-items:center;font-size:15px;color:#23617c;font-weight:600}.assistant-header small{display:block;font-size:10px;font-weight:400;margin-top:5px;color:#708d9f}.icon-button{font-size:25px;color:#54798f;background:transparent;padding:0 8px}.assistant-disclaimer{font-size:11px;line-height:1.6;background:#f5f8fb;margin:0;padding:12px 18px;color:#6a8395}#chat-history{flex:1;overflow:auto;padding:16px}.chat-message{border:1px solid #e0eaf1;border-radius:8px;padding:14px;margin-bottom:12px;font-size:12px;background:#f7fafc}.chat-message.user{background:#e5f3f9;border:0;margin-left:25px}.chat-message b{font-size:10px;color:#598398}.chat-message p{margin:6px 0;font-size:12px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere}.chat-message 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@media(min-width:1400px){main{padding:32px 40px 115px}.lab-stage{min-height:420px;padding-top:150px}.object-model svg{height:148px}.bench-items{gap:22px}.lab-bench{height:82px}.lab-object{padding-bottom:13px}}
@media(max-width:1100px){.system-brand{font-size:15px}.system-brand small{font-size:9px}.header-actions{gap:10px}.sidebar{width:200px}.workspace{margin-left:200px}#operation-dock{left:200px;gap:15px;padding:13px 20px}main{padding:23px 23px 115px}.lab-stage{padding-left:12px;padding-right:12px}.bench-items{gap:5px}.lab-object{padding-left:2px;padding-right:2px}.object-name{font-size:10px}.object-state{font-size:8px;padding:4px}.edit-visual{grid-template-columns:1fr}.gene-track{font-size:18px}.dock-progress{width:105px}.fields{grid-template-columns:1fr}.expression-bars>div{grid-template-columns:150px 1fr 40px}}
@media(max-width:760px){.system-header{position:relative;height:auto;min-height:80px;padding:13px 15px;gap:10px}.system-brand{font-size:12px;gap:7px}.system-brand .brand-icon{font-size:26px}.system-brand small{font-size:8px;max-width:210px;line-height:1.6}.header-actions{flex-direction:column;align-items:flex-end;gap:6px;flex-shrink:0}.header-actions .btn{font-size:10px;padding:7px 9px}#save-status{font-size:8px;max-width:110px}.sidebar{position:static;width:auto;padding:9px 13px;background:#fff;overflow:visible}.course-label,.sidebar-bottom{display:none}nav{margin:0;overflow:auto;gap:5px}nav a{font-size:11px;padding:10px;flex-shrink:0}.prep-subnav{display:flex;margin:6px 0 0;overflow:auto;border-left:0}.prep-subnav button{flex-shrink:0;font-size:10px;padding:8px}.workspace{margin:0;padding:0}main{padding:22px 14px 150px}.page-head h1{font-size:23px}.page-head p{font-size:11px}.task-banner{gap:10px;padding:13px;flex-wrap:wrap}.task-banner>span{font-size:9px;padding-right:10px}.task-banner h2{font-size:12px}.task-banner p{font-size:11px}.task-banner>div{flex:1;min-width:180px}.task-banner .btn{font-size:10px;padding:7px 10px}.lab-stage{padding:122px 10px 65px;min-height:370px}.bench-items{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px 5px;align-items:start}.object-model svg{height:90px}.object-name{font-size:10px;min-height:30px}.object-state{font-size:8px}.lab-object{background:#eaf4fa55;padding:5px 2px}.room-label{top:13px;left:10px;font-size:10px;padding:9px;max-width:62%}.room-label small{font-size:8px;margin-left:0}.wall-monitor{right:10px;top:13px;width:105px;padding:5px 9px;border-width:4px}.wall-monitor b{font-size:20px;margin:3px 0}.wall-monitor span{font-size:6px}.wall-monitor small{font-size:6px}.room-windows{top:26px;left:14px;right:125px;gap:7px}.room-windows i{height:68px;border-width:4px}.scene-caption{font-size:7px;left:12px}.lab-bench{height:53px;bottom:32px;border-top-width:10px}.category-tabs{gap:5px}.category-tabs button{font-size:10px;padding:9px 8px;flex:1}.category-tabs small{margin-left:6px}.operation-steps{gap:5px}.operation-steps span{font-size:9px;min-width:100px;padding:7px}.operation-steps b{width:19px;height:19px}.grid.two,.grid.three{grid-template-columns:1fr}.card{padding:18px}.expression-bars>div{grid-template-columns:115px 1fr 37px;gap:8px;font-size:10px}.edit-visual{grid-template-columns:1fr}.signal-path{gap:8px}.signal-path span{padding:9px;font-size:10px}#operation-dock{left:0;gap:10px;padding:10px 14px;min-height:113px;flex-wrap:wrap}.dock-hint{flex-basis:100%}.dock-hint p{font-size:11px;max-height:32px;margin-top:3px}.dock-hint>span{font-size:9px}.dock-progress{flex:1;width:auto}.dock-progress progress{margin-top:5px}#next-module{font-size:11px;padding:9px 15px}.assistant-panel{top:0;width:min(100%,390px);z-index:40}#toast{bottom:132px;left:14px;right:14px;font-size:11px}.inventory-list button{font-size:10px}.table-wrap table{min-width:580px}footer{padding:10px 15px 130px}.timeline{grid-template-columns:repeat(3,1fr)}}
@media print{body>*{display:none!important}#print-report{display:block!important;white-space:pre-wrap;overflow-wrap:anywhere;font:11px/1.7 "Microsoft YaHei",sans-serif;color:#000}#print-report:empty{display:none!important}@page{size:A4;margin:18mm}}