/* Browser-local assets; no remote styles or font requests. */
:root{font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:#e8efec;background:#101b1f;font-synthesis:none;--bg:#101b1f;--panel:#18272c;--line:#304148;--muted:#92a6aa;--green:#b6ef79;--teal:#57c9b4;--orange:#eaba7f;--red:#f39292;--blue:#79aaf4}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button:focus-visible,a:focus-visible{outline:2px solid var(--green)}button{cursor:pointer}button:disabled{opacity:.48;cursor:wait}a{color:var(--teal)}button{color:inherit}button,input,select,textarea{border-radius:8px}button{border:0}input,select,textarea{background:#112126;border:1px solid #3b5058;color:#ecf3ef;padding:10px 12px;min-width:0;max-width:100%}textarea{resize:vertical;min-height:105px;line-height:1.75}input[type=range]{accent-color:var(--green);padding:0}input[type=checkbox]{accent-color:var(--green)}input[type=date]{color-scheme:dark}input[type=file]{max-width:100%;font-size:12px}select{color-scheme:dark}label{font-size:12px;color:#becdd0;line-height:1.7}small{color:var(--muted)}.layout{display:grid;grid-template-columns:226px minmax(0,1fr);min-height:100vh}.sidebar{background:#112126;border-right:1px solid #2a3d43;position:fixed;inset:0 auto 0 0;width:226px;z-index:20;display:flex;flex-direction:column;padding:28px 17px 20px}.brand{display:flex;gap:11px;align-items:center;padding:0 8px 32px}.brand-symbol{width:37px;height:41px;background:var(--green);border-radius:11px;display:grid;place-items:center;color:#15242a;box-shadow:0 4px 20px #b6ef7915}.brand strong{font-size:15px;letter-spacing:.6px;display:block}.brand small{font-size:9px;letter-spacing:2px;color:#8fa2a6;display:block;margin-top:5px}.nav-caption{font-size:10px;color:#7b959c;letter-spacing:2px;margin:16px 12px 10px}.nav-button{display:flex;gap:12px;align-items:center;width:100%;text-align:left;background:transparent;color:#9fb3b7;padding:13px 14px;font-size:13px;margin:4px 0;transition:.18s}.nav-button:hover{background:#1c3239;color:#fff}.nav-button.active{background:#b6ef7915;color:var(--green);box-shadow:inset 3px 0 var(--green)}.nav-button span:last-child{margin-left:auto;font-size:10px;opacity:.7}.nav-button svg{flex-shrink:0}.sidebar-bottom{margin-top:auto;padding:20px 12px 0}.course-label{border-top:1px solid #2b4046;padding-top:20px;line-height:1.8;font-size:11px;color:#b1c3c5}.course-label small{display:block;font-size:10px;color:#7d969e}.local-label{display:flex;align-items:center;gap:6px;font-size:10px;color:#8da6ac;margin-top:14px}.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--teal);vertical-align:middle}.workspace{grid-column:2;min-width:0}.topbar{height:77px;border-bottom:1px solid #2a3a40;display:flex;align-items:center;justify-content:space-between;padding:0 34px;background:#121e22;gap:16px}.breadcrumb{font-size:12px;color:#81979e;display:flex;gap:12px;align-items:center}.breadcrumb b{color:#dce6e3;font-weight:500}.top-actions{display:flex;align-items:center;gap:14px}.runtime-status{font-size:11px;color:#9bb4b5;display:flex;align-items:center;gap:7px}.runtime-status.error{color:var(--red)}.runtime-status.loading .dot{background:var(--orange);animation:pulse 1.3s infinite}.role-switch{background:#1e3037;border:1px solid #33494f;border-radius:8px;display:flex;padding:3px}.role-switch button{background:transparent;color:#a5b7bc;padding:6px 11px;font-size:11px}.role-switch button.active{background:#3a4f55;color:white}.avatar{height:32px;width:32px;background:#b6ef7925;color:var(--green);display:grid;place-items:center;border-radius:50%;font-size:13px}.main{max-width:1700px;padding:31px 34px 36px;margin:auto}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--green);text-transform:uppercase;margin-bottom:10px}.page-title{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:24px}.page-title h1{font-size:26px;line-height:1.45;margin:0 0 8px;font-weight:600;letter-spacing:.7px}.page-title p{font-size:12px;color:#93a9b0;line-height:1.8;margin:0;max-width:790px}.pill{display:inline-flex;align-items:center;gap:6px;border:1px solid #4b6353;background:#273d2d;color:#c1e4a8;border-radius:30px;padding:6px 10px;font-size:10px;white-space:nowrap}.pill.neutral{background:#1b3038;border-color:#38505a;color:#a6c4ce}.pill.orange{background:#3d3023;border-color:#655039;color:#ebc995}.hero{min-height:388px;display:grid;grid-template-columns:1fr 1.3fr;border:1px solid #3b5052;border-radius:15px;overflow:hidden;background:radial-gradient(ellipse at 70% 75%,#234b45 0,transparent 50%),linear-gradient(120deg,#1c3537,#182e35 66%);position:relative;margin-bottom:22px}.hero-copy{padding:37px 0 36px 32px;z-index:2;pointer-events:none}.hero-copy>*{pointer-events:auto}.hero h2{font-size:31px;line-height:1.6;letter-spacing:1px;margin:16px 0;font-weight:600}.hero h2 em{font-style:normal;color:var(--green)}.hero-copy p{color:#9eb7bc;font-size:12px;line-height:1.9;max-width:350px;margin:0 0 24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 17px;background:#2d444c;border:1px solid #49616a;color:#e7f0ed;border-radius:8px;font-size:12px;line-height:1.3;white-space:nowrap}.btn:hover{background:#38545d;border-color:#6e949c}.btn.primary{color:#183022;background:var(--green);border-color:var(--green);font-weight:650}.btn.primary:hover{background:#c7ff8c}.btn.subtle{border-color:transparent;background:transparent;color:#b9cdcf}.btn.small{padding:7px 11px;font-size:11px}.btn.danger{color:#f3b2ad;border-color:#805b57;background:#50332f}.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.scene-box{position:relative;min-height:330px;overflow:hidden;touch-action:none;background:radial-gradient(ellipse at 55% 80%,#31544d88,transparent 66%)}.scene-box canvas{display:block;width:100%;height:100%}.hero .scene-box{margin-left:-25px}.scene-tools{position:absolute;bottom:16px;right:16px;display:flex;gap:6px;z-index:3}.scene-tools button{font-size:10px;background:#102526d9;border:1px solid #496862;color:#b6cac7;padding:7px 9px;backdrop-filter:blur(10px)}.scene-caption{position:absolute;left:22px;top:20px;font-size:9px;letter-spacing:1.6px;color:#8bb5ac}.scene-tag{position:absolute;background:#102124e8;border:1px solid #4f716a;border-radius:5px;padding:7px 10px;font-size:10px;color:#d9e8df;pointer-events:none;backdrop-filter:blur(5px)}.scene-tag b{display:block;color:var(--green);font-size:11px;margin-bottom:2px}.scene-tip{position:absolute;bottom:18px;left:25px;color:#8ba8a7;font-size:10px}.scene-tag.t1{left:17%;top:38%}.scene-tag.t2{right:9%;bottom:26%}.scene-tag.t3{right:13%;top:23%}.scene-details{position:absolute;left:20px;top:50px;right:20px;z-index:4;background:#122b2fea;border:1px solid #5f8077;border-radius:8px;padding:14px;max-width:300px;line-height:1.8;font-size:12px;backdrop-filter:blur(14px)}.scene-details b{color:var(--green)}.scene-details button{float:right;background:none;color:#acc9c4}.section-head{display:flex;justify-content:space-between;align-items:center;margin:25px 0 14px;gap:15px}.section-head h2{font-size:16px;font-weight:500;margin:0}.section-head small{font-size:10px;color:#88a2a9}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0}.metric{border:1px solid #30464e;border-radius:10px;padding:18px 19px;background:linear-gradient(130deg,#20333b,#1a2b31);position:relative;overflow:hidden}.metric:before{content:'';position:absolute;width:60px;height:60px;border-radius:50%;right:-25px;top:-22px;background:var(--green);opacity:.055}.metric-label{display:flex;align-items:center;gap:8px;color:#98b0b7;font-size:11px}.metric-value{font-family:Inter,"DIN Alternate",system-ui,sans-serif;font-size:29px;color:#ecf4ed;letter-spacing:-.5px;font-weight:500;margin:13px 0 7px;font-variant-numeric:tabular-nums}.metric-value span{font-size:11px;margin-left:5px;color:#9ab1b5;font-weight:400}.metric-note{font-size:10px;color:#82a2a5;line-height:1.5}.metric-value.green{color:var(--green)}.metric-value.orange{color:var(--orange)}.module-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.module-card{background:#192a30;border:1px solid #30474f;border-radius:10px;padding:19px;text-align:left;position:relative;transition:transform .18s,border-color .18s;color:#e4eded}.module-card:hover{transform:translateY(-3px);border-color:#729787}.module-card .num{font-size:10px;color:#82a09f;letter-spacing:2px}.module-icon{height:32px;width:32px;background:#b6ef791a;color:var(--green);display:grid;place-items:center;border-radius:8px;margin:17px 0 13px}.module-card:nth-child(2) .module-icon{color:var(--blue);background:#79aaf417}.module-card:nth-child(3) .module-icon{color:var(--orange);background:#eaba7f17}.module-card:nth-child(4) .module-icon{color:#bd9ee8;background:#bd9ee817}.module-card h3{font-size:14px;font-weight:500;margin:0 0 7px}.module-card p{font-size:11px;line-height:1.8;color:#95acb2;margin:0}.module-card .arrow{position:absolute;right:17px;top:17px;color:#6b898f}.module-foot{font-size:10px;color:#708e96;margin-top:19px;display:flex;justify-content:space-between}.two-col{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:18px}.panel{background:#182a31;border:1px solid #30474f;border-radius:12px;padding:21px;min-width:0}.panel h2{font-size:15px;margin:0;font-weight:500}.panel h3{font-size:13px;font-weight:500;margin:0 0 12px}.panel-head{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:18px}.panel-head small{font-size:10px}.muted{color:#94acb2;font-size:12px;line-height:1.8}.fine{font-size:10px;color:#86a0a7;line-height:1.7}.divider{height:1px;background:#30454d;margin:20px 0}.legend{display:flex;gap:16px;align-items:center;flex-wrap:wrap;font-size:10px;color:#97b0b5}.legend i{display:inline-block;width:7px;height:7px;margin-right:5px;border-radius:50%}.chart{width:100%;height:200px;display:block;overflow:visible}.chart text{fill:#7f9ba3;font-size:10px;font-family:inherit}.chart-grid{stroke:#334951;stroke-dasharray:3 5}.empty{padding:35px 24px;text-align:center;color:#91aab1;font-size:12px;line-height:1.9;border:1px dashed #47616b;border-radius:8px}.task-line{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px solid #30454c}.task-line:last-child{border-bottom:0}.task-icon{width:32px;height:32px;flex-shrink:0;background:#c0dbff10;color:#93b9d4;display:grid;place-items:center;border-radius:8px}.task-line b{font-size:12px;font-weight:500;display:block;margin:0 0 6px}.task-line p{font-size:10px;color:#8da7ae;margin:0;line-height:1.7}.task-line .btn{margin-left:auto}.footer{font-size:10px;color:#607e86;display:flex;justify-content:space-between;gap:20px;border-top:1px solid #293f46;padding-top:18px;margin-top:28px}.experiment-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:20px;align-items:start}.control-panel{position:sticky;top:16px}.field{margin:15px 0}.field>label{display:flex;justify-content:space-between;margin-bottom:7px}.field>label b{color:#d4e8df;font-weight:500;font-variant-numeric:tabular-nums}.field input:not([type=checkbox]):not([type=range]),.field select,.field textarea{width:100%}.field input[type=range]{width:100%;height:5px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field-row .field{margin:5px 0}.full{width:100%}.subsection{font-size:10px;letter-spacing:1px;color:#81a29d;margin:23px 0 12px;border-top:1px solid #334b52;padding-top:18px}.callout{border-left:3px solid var(--teal);background:#55b89e0c;color:#a5c8bf;padding:11px 14px;font-size:11px;line-height:1.8;border-radius:0 6px 6px 0;margin:14px 0}.callout.orange{border-color:#dcb57b;background:#dcb57b0a;color:#cbb493}.callout.error{border-color:#ee8c87;color:#e7b3ac;background:#ee8c870c}.result-area .metric-grid{margin-top:0}.result-area .metric{padding:15px}.result-area .metric-value{font-size:25px}.space-top{margin-top:18px}.table-wrap{overflow:auto;max-width:100%}table{border-collapse:collapse;width:100%;font-size:11px;text-align:left;white-space:nowrap}th{font-weight:400;font-size:10px;color:#89a5ae;background:#1c323a;padding:11px 12px;border-bottom:1px solid #405b63}td{padding:12px;border-bottom:1px solid #2d444d;color:#c1d3d4;font-variant-numeric:tabular-nums}tr:last-child td{border-bottom:0}tr:hover td{background:#233b421c}.badge{padding:4px 7px;border-radius:4px;font-size:9px;background:#b6ef7914;color:#b9dc9e;display:inline-block}.badge.blue{color:#a7c4f1;background:#79aaf418}.badge.orange{color:#eac48f;background:#eaba7f18}.badge.red{color:#f0abab;background:#e67c7c18}.scenario-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.scenario-card{border:1px solid #3a5159;border-radius:8px;padding:14px;background:#1a3037}.scenario-card strong{font-size:12px;font-weight:500}.scenario-card p{font-size:11px;color:#93acb4;line-height:1.8;margin:10px 0 0}.scenario-card b{color:#e5eee7;font-weight:500}.stepbar{display:flex;gap:8px;align-items:center;margin:0 0 24px}.stepbar div{flex:1;border-bottom:2px solid #344c53;padding:10px 0;font-size:11px;color:#78979f}.stepbar div.done{color:#c7e6ad;border-color:#b6ef79}.stepbar span{font-size:10px;opacity:.7;margin-right:7px}.check-list{display:grid;gap:10px}.check-item{display:flex;gap:11px;align-items:flex-start;padding:12px;background:#20353c;border-radius:7px;border:1px solid #354e56;cursor:pointer}.check-item input{margin:2px 0}.check-item b{font-size:11px;font-weight:500;display:block;margin-bottom:3px}.check-item small{font-size:10px;line-height:1.7;display:block}.data-source{padding:18px 0;display:flex;gap:15px;align-items:flex-start;border-bottom:1px solid #344b52}.data-source strong{font-size:12px;font-weight:500;display:block}.data-source p{font-size:11px;line-height:1.8;color:#91aab0;margin:7px 0 0}.data-source .badge{margin-left:auto}.tabs{display:flex;gap:7px;margin-bottom:20px;flex-wrap:wrap}.tab{background:#20363d;border:1px solid #3a535b;padding:8px 14px;font-size:11px;color:#a4bec2}.tab.active{background:#b6ef7920;border-color:#86af65;color:var(--green)}.timeline{display:flex;gap:7px;margin:20px 0;align-items:center}.timeline button{flex:1;border:1px solid #395660;background:#20363e;color:#6d929d;padding:10px 1px;font-size:10px;border-radius:6px}.timeline button.seen{background:#2f5148;color:#c5dfbf;border-color:#5c7c65}.timeline button.active{background:var(--green);color:#183024}.monitor-list{margin:12px 0;list-style:none;padding:0;display:grid;gap:10px}.monitor-list li{background:#22373e;padding:13px;border-left:2px solid #d9ac75;font-size:12px;line-height:1.8;color:#c9d6d3}.hero.slim{min-height:270px;grid-template-columns:1fr 1fr}.hero.slim h2{font-size:25px}.hero.slim .scene-box{min-height:270px}.hero.slim .hero-copy{padding:28px}.model-progress{padding:16px;display:flex;align-items:center;gap:12px;background:#214038;border-radius:8px;font-size:12px;color:#c3dcbd}.spinner{width:15px;height:15px;border:2px solid #b6ef7930;border-top-color:var(--green);border-radius:50%;animation:spin .8s linear infinite}.bar-list{display:grid;gap:12px}.bar-row{display:grid;grid-template-columns:100px 1fr 45px;gap:10px;align-items:center;font-size:10px;color:#a7c0c4}.bar-track{height:6px;background:#2c434d;border-radius:3px;overflow:hidden}.bar-fill{height:100%;background:#8aca91;border-radius:3px}.report-paper{background:#1d3036;border:1px solid #3e565f;border-radius:10px;padding:23px;line-height:1.9;color:#bcd1d3}.report-paper h2{font-size:17px;color:#e8f2ea;margin-top:0}.report-paper p{font-size:12px;white-space:pre-wrap}.report-paper small{font-size:10px}.teacher-grid{display:grid;grid-template-columns:minmax(300px,.8fr) minmax(0,1.3fr);gap:20px}.teacher-grid .panel{align-self:start}details{border:1px solid #344f57;border-radius:8px;padding:14px;margin:12px 0}summary{font-size:12px;color:#c1d6d5;cursor:pointer}details p,details li{font-size:11px;line-height:1.9;color:#94b0b5}#toast{position:fixed;right:26px;bottom:28px;z-index:100;max-width:460px;background:#d0f2b7;color:#203229;padding:14px 19px;border:1px solid #9dc782;border-radius:10px;box-shadow:0 10px 40px #0006;opacity:0;transform:translateY(20px);transition:.2s;pointer-events:none;font-size:12px;line-height:1.7}#toast.show{opacity:1;transform:translateY(0)}#toast.error{background:#f1d0c7;border-color:#d5a295;color:#583c34}dialog{width:min(720px,92vw);max-height:88vh;overflow:auto;border:1px solid #4a6b72;background:#172e34;color:#deebe6;padding:26px;border-radius:14px;box-shadow:0 30px 90px #0008}dialog::backdrop{background:#051015b8;backdrop-filter:blur(5px)}dialog h2{font-size:19px;font-weight:500;margin:0 0 18px}dialog p{color:#a7bdc2;font-size:12px;line-height:1.8}dialog .close{float:right;background:transparent;color:#b6d0ce;font-size:20px}.menu-toggle{display:none;background:transparent;padding:0}.hidden{display:none!important}.text-green{color:var(--green)}.text-orange{color:var(--orange)}.text-red{color:var(--red)}.nowrap{white-space:nowrap}.status-line{display:flex;gap:12px;align-items:center;justify-content:space-between}.model-notice{margin-top:16px;border-top:1px solid #335159;padding-top:12px;font-size:10px;line-height:1.8;color:#8ca7af}.storage-hour-bars{width:100%;height:190px}.csv-preview{max-height:300px}.report-actions{display:flex;gap:8px;flex-wrap:wrap}.source-link{font-size:11px}.input-note{font-size:10px;color:#819da5;margin-top:5px;line-height:1.7}.button-row{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}.metric.loading .metric-value{color:#78979a}.stage-status{position:absolute;right:17px;bottom:19px}.mobile-shade{display:none}pre{white-space:pre-wrap;word-break:break-word;font-size:11px;color:#b0c8cd;background:#10252b;padding:16px;border-radius:7px;max-height:300px;overflow:auto}.skeleton{animation:pulse 1.8s infinite}.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.info-block{padding:15px;background:#20383f;border:1px solid #3a535b;border-radius:8px}.info-block b{font-size:12px;display:block;margin-bottom:6px}.info-block span{font-size:11px;line-height:1.8;color:#98b4b9}.widechart{height:250px}.dataset-active{border:1px solid #719d66;padding:15px;border-radius:8px;background:#b6ef790b}.dataset-active strong{font-size:13px;color:#c4e9ad}.print-note{display:none}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{50%{opacity:.45}}@media(min-width:1500px){.hero h2{font-size:37px}.hero{min-height:430px}.hero-copy{padding-top:45px}.scene-box{min-height:400px}}@media(max-width:1200px){.layout{grid-template-columns:195px 1fr}.sidebar{width:195px;padding:26px 10px}.main{padding:25px 22px}.topbar{padding:0 22px}.hero h2{font-size:26px}.hero-copy{padding-left:24px}.hero-copy p{max-width:290px}.hero{grid-template-columns:1fr 1.1fr}.module-card{padding:15px}.metric{padding:15px}.metric-value{font-size:25px}.experiment-layout{grid-template-columns:250px 1fr}.scenario-list{grid-template-columns:1fr}.result-area .metric-grid{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1.3fr 1fr}}@media(max-width:980px){.runtime-status{display:none}.hero{grid-template-columns:1fr}.hero-copy{padding:28px 28px 0}.hero h2{margin:10px 0;font-size:28px}.hero h2 br{display:none}.hero-copy p{max-width:600px}.hero .scene-box{margin:0;min-height:330px}.hero.slim{grid-template-columns:1fr}.module-grid{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr}.experiment-layout{grid-template-columns:1fr}.control-panel{position:static}.control-panel .controls{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.control-panel .subsection,.control-panel .callout,.control-panel .full{grid-column:1/-1}.teacher-grid{grid-template-columns:1fr}.metric-grid{grid-template-columns:repeat(2,1fr)}.hero-copy .eyebrow{margin-bottom:6px}.hero .scene-tag.t1{left:15%}}@media(max-width:650px){.layout{display:block}.sidebar{display:none;top:0;width:226px;box-shadow:5px 0 40px #0008}.sidebar.open{display:flex}.menu-toggle{display:block}.main{padding:24px 15px}.topbar{padding:0 15px;height:65px}.breadcrumb{gap:8px;font-size:10px}.breadcrumb span{display:none}.top-actions{gap:8px}.avatar{display:none}.page-title h1{font-size:22px}.page-title>.pill{display:none}.hero-copy{padding:25px 20px 0}.hero h2{font-size:25px}.hero .scene-box{min-height:290px}.scene-tag.t1{left:8%;top:30%}.scene-tag.t3{right:8%;top:15%}.metric-grid{gap:9px}.metric{padding:14px 12px}.metric-value{font-size:25px}.metric-label{font-size:10px}.module-grid{gap:10px}.module-card{padding:15px}.module-card h3{font-size:13px}.module-card p{font-size:10px}.panel{padding:17px}.module-foot{margin-top:12px;font-size:9px}.footer{display:block;line-height:1.9}.footer span{display:block}.control-panel .controls{grid-template-columns:1fr}.stepbar{gap:5px}.stepbar div{font-size:10px}.stepbar span{display:block;margin-bottom:5px}.scene-tools{right:10px;bottom:13px}.scene-tip{left:12px;font-size:8px;bottom:18px}.info-grid{grid-template-columns:1fr}.hero.slim h2{font-size:21px}.timeline{gap:3px}.timeline button{font-size:9px}.field-row{grid-template-columns:1fr}.status-line{align-items:flex-start;gap:10px;flex-wrap:wrap}.topbar .role-switch button{padding:6px 8px;font-size:10px}.scene-caption{left:15px;top:17px}.hero .scene-tag{font-size:9px}#toast{left:15px;right:15px;bottom:15px}.chart{height:180px}.teacher-grid{display:block}.teacher-grid .panel{margin-bottom:16px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}@media print{body{background:white;color:#182229}.sidebar,.topbar,.footer,.actions,.btn,.hero,.control-panel,#toast{display:none!important}.layout{display:block}.workspace{width:100%}.main{padding:0}.panel,.report-paper{background:white!important;color:#111!important;border:1px solid #ddd;break-inside:avoid}p,td,th,small,.muted,.fine{color:#333!important}.print-note{display:block}.report-paper h2{color:#111}.two-col{display:block}}

/* Keep long parameter forms usable on short desktop displays. */
.control-panel{max-height:calc(100vh - 32px);overflow-y:auto;scrollbar-width:thin;scrollbar-color:#6a8c80 #1a3037}
@media(max-width:980px){.control-panel{max-height:none;overflow:visible}}

/* Long forms follow normal document scrolling; every action remains reachable. */
.control-panel{position:static;max-height:none;overflow:visible}
.workspace-entry{margin-bottom:24px}.workspace-entry .panel{padding:24px}.workspace-entry .eyebrow{margin-bottom:10px}.workspace-entry p{line-height:1.8}.workspace-welcome{margin-bottom:28px}.workspace-welcome .stepbar{margin-top:24px}.workspace-welcome h2{margin:12px 0}.workspace-welcome p{line-height:1.8}

/* Independent classroom account entry: retain the experiment's blue-green visual system. */
.auth-layout{display:grid;grid-template-columns:minmax(300px,520px) minmax(260px,1fr);gap:24px;align-items:start;max-width:1080px;margin:0 auto}.auth-card{padding:30px}.auth-card h2{font-size:26px;margin:12px 0}.auth-card form{display:grid;gap:15px;margin-top:24px}.auth-card form .field{margin:0}.auth-card .full{width:100%;justify-content:center;min-height:44px}.auth-card input{min-height:44px}.auth-guide{background:linear-gradient(145deg,rgba(46,101,110,.22),rgba(89,128,64,.12));padding:30px}.auth-guide .info-grid{grid-template-columns:1fr;gap:18px;margin:28px 0}.auth-guide .info-block{padding:18px;background:rgba(120,170,170,.07);border-radius:12px}.auth-guide .info-block b{display:block;margin-bottom:10px}.auth-guide .info-block span{line-height:1.8}.auth-card [role=alert]:empty{display:none}input[readonly]{opacity:.75;cursor:default}@media(max-width:850px){.auth-layout{grid-template-columns:1fr}.auth-card,.auth-guide{padding:22px}}

/* Institutional identity remains readable in the fixed navigation. */
.brand{align-items:flex-start;gap:9px;padding-bottom:23px}.brand-symbol{flex-shrink:0;margin-top:3px}.brand-university{display:block;font-size:14px;font-weight:650;line-height:1.6;letter-spacing:1px;color:#e8efec}.brand-school{display:block;font-size:11px;line-height:1.7;color:#b6ef79;margin:2px 0 8px}.brand strong{font-size:14px;letter-spacing:.3px;line-height:1.55}.brand small{font-size:8px;letter-spacing:1.2px}.footer .institution{color:#9db7b7;line-height:1.8}@media(max-width:1200px) and (min-width:651px){.brand{padding-left:3px;padding-right:3px;gap:7px}.brand-symbol{width:29px;height:34px}.brand-university{font-size:12px}.brand strong{font-size:12px}.brand small{font-size:7px;letter-spacing:.6px}}