/* Desktop-first, touch-friendly presentation only. */
.educational-lab #lab-details .contact-timeline{display:grid}
.educational-lab{background:#f3f5f7;color:#243347;font-family:Inter,"Segoe UI",sans-serif}.educational-lab .app-shell{width:min(1840px,100%);padding:18px 28px;max-width:none}.educational-lab .app-header{margin:0 0 12px;gap:20px}.educational-lab h1{font-size:26px;letter-spacing:-.04em}.educational-lab .subhead{font-size:13px}.educational-lab .eyebrow{font-size:10px}.educational-lab .language-selector{position:absolute;right:32px;top:12px}.educational-lab .state-badge{margin-right:135px}.lab-topbar{display:flex;align-items:center;gap:18px;flex-wrap:wrap;background:white;border:1px solid #dce3ea;border-radius:16px;padding:12px 16px;margin-bottom:16px}.lab-topbar .transport,.lab-topbar .mode-switch{margin:0;padding:0;border:0}.lab-topbar>label{font-size:11px;display:grid;grid-template-columns:1fr auto;gap:3px 12px}.lab-topbar select{grid-column:1/-1}.lab-topbar .terrain-presets{display:flex;flex:1;justify-content:flex-end;flex-wrap:wrap;gap:6px}.educational-lab button,.educational-lab select,.educational-lab summary{min-height:44px;font-size:12px;cursor:pointer}.educational-lab button{padding:10px 13px;border-radius:9px}.educational-lab button[hidden],.educational-lab [hidden]{display:none!important}.educational-lab .stage-dashboard-layout{display:grid;grid-template-columns:minmax(720px,1fr) minmax(430px,530px);gap:20px;align-items:start}.educational-lab .primary-workspace{display:flex;flex-direction:column;gap:16px;min-width:0}.educational-lab .visual-stage{height:500px;min-height:0;border-radius:18px;background:#fff;border:1px solid #dce3ea;overflow:hidden}.educational-lab .visual-stage svg{height:calc(100% - 30px);width:100%;max-width:100%;transform:none}.educational-lab .stage-toolbar{height:30px;padding:6px 16px}.educational-lab #view-mode-label{font-size:10px;color:#8290a0}.educational-lab .condition-dashboard{display:grid;grid-template-columns:1fr 1fr;gap:12px;border:0;background:none;box-shadow:none;min-width:0}.educational-lab .condition-dashboard>section{padding:16px;background:#fff;border:1px solid #dce3ea;border-radius:14px;min-width:0}.educational-lab .condition-dashboard h3{font-size:11px;letter-spacing:.08em;color:#405b73;margin-bottom:13px}.educational-lab #travel-card,.educational-lab #change-card{grid-column:1/-1}.educational-lab .condition-dashboard dt{font-size:12px;line-height:1.5}.educational-lab .condition-dashboard dd{font-size:18px;margin-top:4px}.educational-lab .dash-primary{display:block}.educational-lab .dash-primary b{font-size:30px}.educational-lab .dash-primary span{display:block;font-size:12px}.educational-lab #contact-card dl,.educational-lab #bike-card dl{display:block}.educational-lab #bike-card dl>div+div{margin-top:14px}.educational-lab .contact-timeline{display:none}.educational-lab #travel-card dl{grid-template-columns:2fr 1fr 1fr}.educational-lab .travel-range-track{height:16px;border-radius:8px;margin:14px 0}.educational-lab .travel-range>span{font-size:11px}.educational-lab #change-list{font-size:12px}.educational-lab #change-status{font-size:12px}.educational-lab .stat-progress{grid-template-columns:1fr auto 1fr auto;padding:7px;font-size:12px}.educational-lab .change-table-wrap{overflow:visible}.educational-lab .change-table-wrap table{font-size:12px;table-layout:fixed}.educational-lab .change-table-wrap th:first-child{width:39%}.educational-lab .change-table-wrap th,.educational-lab .change-table-wrap td{white-space:normal;overflow-wrap:anywhere;padding:7px 4px}.educational-lab #lab-change-table small{font-size:10px;color:#7b8997}.educational-lab #basic-controls{background:white;padding:16px 20px;border:1px solid #dce3ea;border-radius:16px}.educational-lab #basic-controls h2{font-size:12px;letter-spacing:.1em;margin:0}.lab-help{font-size:12px;color:#758397;margin:6px 0 14px}.lab-control-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px 22px}.lab-control-grid label{display:grid;grid-template-columns:1fr auto;font-size:12px;align-items:center;gap:6px}.lab-control-grid output{font-weight:750;color:#245e83}.lab-control-grid input,.lab-control-grid select{grid-column:1/-1;width:100%;min-height:36px;accent-color:#367693}.lab-control-grid .range-ends,.lab-control-grid .crest-help,.lab-control-grid .mass-help{grid-column:1/-1}.lab-disclosure{background:#fff;border:1px solid #dce3ea;border-radius:14px;margin-top:16px;padding:0 20px}.lab-disclosure>summary{display:flex;align-items:center;font-weight:750;letter-spacing:.06em;font-size:12px;min-height:52px}.lab-disclosure>summary:before{content:'＋';margin-right:10px}.lab-disclosure[open]>summary:before{content:'−'}.lab-disclosure>.lab-control-grid,.lab-detail-grid{padding:10px 0 20px}.lab-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.lab-detail-grid>section,.lab-detail-grid>dl,.lab-detail-grid>.dash-primary{border:1px solid #e4e9ee;padding:15px;border-radius:10px;margin:0}.lab-detail-grid .summary-card{display:block!important}.lab-detail-grid .telemetry{grid-template-columns:1fr 1fr}.educational-lab .references{font-size:11px;color:#81909e;margin-top:24px;padding-top:16px}.educational-lab .references h2{font-size:11px}.educational-lab .references ul{display:flex;gap:26px;flex-wrap:wrap}.educational-lab .experiment-history{margin-top:16px}.educational-lab .experiment-mode{display:flex;gap:8px;flex-wrap:wrap}
@media(max-width:1400px){.educational-lab .stage-dashboard-layout{grid-template-columns:minmax(600px,1fr) 420px}.educational-lab .condition-dashboard{grid-template-columns:1fr}.educational-lab #travel-card,.educational-lab #change-card{grid-column:auto}.educational-lab .visual-stage{height:480px}}
@media(max-width:1120px){.educational-lab .app-shell{padding:16px}.educational-lab .stage-dashboard-layout{grid-template-columns:1fr}.educational-lab .primary-workspace{display:contents}.educational-lab .visual-stage{grid-row:1;height:auto;aspect-ratio:920/370}.educational-lab .condition-dashboard{grid-row:2;grid-template-columns:1fr 1fr}.educational-lab #travel-card,.educational-lab #change-card{grid-column:1/-1}.educational-lab #basic-controls{grid-row:3}.lab-topbar .terrain-presets{flex-basis:100%;justify-content:flex-start}.educational-lab .language-selector{right:20px}.educational-lab .state-badge{display:none}}
@media(max-width:620px){.educational-lab .app-shell{padding:12px}.educational-lab .app-header{padding-top:35px}.educational-lab h1{font-size:23px}.educational-lab .subhead{line-height:1.5}.lab-topbar{gap:10px;padding:12px}.lab-topbar .terrain-presets{display:grid;grid-template-columns:1fr 1fr;width:100%}.educational-lab .condition-dashboard{display:grid;grid-template-columns:1fr}.educational-lab .visual-stage svg{width:100%;max-width:100%;transform:none}.educational-lab #travel-card dl{grid-template-columns:1fr 1fr}.educational-lab #travel-card dl>div:first-child{grid-column:1/-1}.lab-control-grid,.lab-detail-grid{grid-template-columns:1fr}.educational-lab .stat-progress{grid-template-columns:1fr auto}.educational-lab .references ul{display:block}.educational-lab .change-table-wrap table{font-size:11px}.educational-lab .condition-dashboard>section{padding:16px}.lab-disclosure{padding:0 16px}}