/* Teaching laboratory: scoped to the catapult workspace. */
.cat-lab{--cat-gold:#f6bc71;--cat-cyan:#35d8c9;min-width:0;font-size:16px;line-height:1.6}.cat-lab *{box-sizing:border-box}.cat-lab h2,.cat-lab h3,.cat-lab p{margin-top:0}.cat-lab h2{font-size:23px;margin-bottom:5px}.cat-lab h3{font-size:17px;margin-bottom:12px}.cat-lab button,.cat-lab select,.cat-lab input{font:inherit}.cat-lab button{cursor:pointer}.cat-lab button:disabled{opacity:.42;cursor:not-allowed}.cat-lab input:focus-visible,.cat-lab select:focus-visible,.cat-lab button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.cat-lab label{display:block;font-size:14px;color:#c1d1e2}.cat-lab input[type=number],.cat-lab input[type=text],.cat-lab select{width:100%;background:#081729;border:1px solid #35506e;border-radius:8px;color:#edf5ff;padding:9px 11px;min-height:42px}.cat-lab input[type=checkbox]{accent-color:var(--accent);width:18px;height:18px;flex:0 0 auto}.cat-lab input[type=range]{accent-color:var(--cat-gold);width:100%;padding:0;height:20px}.cat-lab .cat-check{display:flex;align-items:center;gap:8px}.cat-lab summary{cursor:pointer;font-size:15px;font-weight:650}.cat-lab .cat-muted{color:#a2b7ce;font-size:14px;line-height:1.7}.cat-intro{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px}.cat-intro p{margin-bottom:0}.cat-tag{display:inline-block;color:var(--cat-gold);border:1px solid #614d38;border-radius:6px;padding:3px 8px;font-size:13px;margin-bottom:8px}.cat-actions{display:flex;flex-wrap:wrap;align-items:center;gap:9px}.cat-lab .cat-btn{padding:9px 14px;border-radius:8px;border:1px solid #35506e;color:#e4effb;background:#142b44;min-height:42px;font-size:14px;font-weight:600}.cat-lab .cat-btn:hover:enabled{border-color:var(--accent)}.cat-lab .cat-btn-main{background:var(--cat-gold);color:#251b10;border-color:var(--cat-gold)}.cat-lab .cat-btn-teal{background:var(--accent);color:#062723;border-color:var(--accent)}.cat-lab .cat-btn-quiet{background:transparent}.cat-mode{display:inline-flex;background:#081729;border:1px solid #223a58;border-radius:10px;padding:4px;gap:5px}.cat-mode button{border:0;border-radius:7px;background:transparent;color:#a9bfd5;padding:9px 14px;font-size:14px}.cat-mode button.active{background:#24445d;color:#fff}.cat-workspace{display:grid;grid-template-columns:290px minmax(0,1fr);gap:16px;align-items:start}.cat-panel{padding:19px;min-width:0}.cat-divider{border-top:1px solid var(--line);margin:18px 0}.cat-factor{margin:0 0 18px}.cat-factor-head{display:flex;justify-content:space-between;align-items:center;gap:8px}.cat-factor-head label{font-weight:650}.cat-factor-value{display:flex;align-items:center;gap:7px;color:var(--cat-gold);font-size:14px}.cat-factor-value input{max-width:80px;text-align:right}.cat-factor .cat-muted{font-size:13px;margin:2px 0 0}.cat-field{margin:12px 0}.cat-field label{margin-bottom:5px}.cat-two{display:grid;grid-template-columns:1fr 1fr;gap:10px}.cat-teacher{margin-bottom:18px;padding:18px;border:1px solid #6a5338;border-radius:12px;background:#172536}.cat-teacher[hidden]{display:none}.cat-teacher-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.cat-teacher-grid .cat-field{margin:0 0 10px}.cat-active-factors{display:grid;grid-template-columns:1fr 1fr;gap:8px}.cat-answer{margin-top:14px;padding:14px;border-left:3px solid var(--cat-gold);background:#0a1829;font-size:14px;overflow-wrap:anywhere}.cat-studio{min-width:0;display:grid;gap:14px}.cat-scene-card{overflow:hidden;padding:0}.cat-scene-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:17px 20px;border-bottom:1px solid #29425e}.cat-scene-head h3{margin:0}.cat-scene-head .cat-muted{font-size:13px}.cat-scene-scroll{overflow:auto;background:#0a1a2d}.cat-scene{display:block;width:100%;min-width:780px;height:auto;aspect-ratio:1000/440}.cat-scene text{font-family:inherit;font-size:18px;fill:#c9d9e8}.cat-scene .cat-small-text{font-size:16px;fill:#8eaac4}.cat-stage-footer{padding:14px 20px;display:flex;flex-wrap:wrap;gap:15px;align-items:center;justify-content:space-between}.cat-stage-footer label{display:flex;gap:8px;align-items:center}.cat-stage-footer select{width:auto;min-height:35px;padding:5px 8px}.cat-stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.cat-stat{padding:15px;background:#0d2035;border:1px solid #29415c;border-radius:11px;min-width:0}.cat-stat label{font-size:14px;color:#a4b9ce}.cat-stat strong{font-size:26px;font-variant-numeric:tabular-nums;display:block;line-height:1.4;color:#edf5ff;overflow-wrap:anywhere}.cat-stat:first-child strong{color:var(--cat-gold)}.cat-stat small{display:block;color:#9aafc5;font-size:13px}.cat-progress{height:7px;background:#20384e;border-radius:6px;overflow:hidden;margin-top:10px}.cat-progress span{display:block;height:100%;background:var(--cat-cyan);transition:width .25s}.cat-message{padding:12px 15px;border:1px solid #2e566d;border-radius:8px;background:#112b3d;color:#c6e8ec;font-size:14px;margin-bottom:15px}.cat-message.error{border-color:#a45660;color:#ffd0d6;background:#3d202e}.cat-message[hidden]{display:none}.cat-plan-panel{margin-top:18px}.cat-plan-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:space-between}.cat-plan-head h3{margin:0}.cat-plan-meta{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.cat-plan-meta span{padding:4px 8px;background:#183149;border-radius:6px;font-size:13px;color:#b8d5ea}.cat-lab table{font-size:14px}.cat-lab th,.cat-lab td{white-space:nowrap;padding:10px 12px}.cat-lab tr.cat-next td{background:#1b3949}.cat-lab tr.cat-done td:last-child{color:#66ddbc}.cat-lab .cat-table-scroll{overflow:auto;max-height:440px}.cat-level-table td{padding:8px 6px}.cat-level-table th{font-size:14px;padding:8px 6px}.cat-level-table input[type=number]{width:90px;padding:7px}.cat-records{margin-top:18px}.cat-records select{width:auto;max-width:260px}.cat-analysis{margin-top:18px;display:grid;gap:14px;min-width:0}.cat-analysis .card{min-width:0}.cat-analysis .cat-stat-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.cat-analysis .cat-report-note{padding:18px;font-size:14px;line-height:1.8}.cat-report-note p:last-child{margin-bottom:0}.cat-lab .cat-chart-grid{display:grid;grid-template-columns:1fr;gap:14px;min-width:0}.cat-lab .cat-chart-tools{margin:10px 0}.cat-equation{font-family:ui-monospace,SFMono-Regular,monospace;overflow-wrap:anywhere;color:#e9d1a8}.cat-inference-warning{border-left:3px solid var(--cat-gold)}.cat-confirm{padding:18px;display:grid;gap:12px}.cat-confirm .cat-stat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.cat-lab details.cat-help{padding:14px 0}.cat-lab details.cat-help p{margin:12px 0 0}.cat-model-label{display:inline-block;font-size:13px;color:#a9c6d6}.cat-alias{font-size:13px;color:#b5c5d5}.cat-mobile-hint{margin:0;padding:0 20px 10px;color:#94adc5;font-size:13px}.cat-lab .chart-card{padding:18px}.cat-lab .chart-head h3{font-size:16px}.cat-lab .chart{height:auto}.cat-lab .chart text{font-size:14px!important}.cat-lab .cat-warning-text{color:var(--cat-gold)}
@media(min-width:1750px){.cat-lab .cat-chart-grid{grid-template-columns:1fr 1fr}}
@media(max-width:1250px){.cat-workspace{grid-template-columns:260px minmax(0,1fr)}.cat-stat-grid{grid-template-columns:1fr 1fr}.cat-teacher-grid{grid-template-columns:1fr 1fr}.cat-analysis .cat-stat-grid{grid-template-columns:1fr 1fr}.cat-intro{align-items:flex-start}}
@media(max-width:1000px){.cat-workspace{grid-template-columns:1fr}.cat-parameters{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.cat-studio{grid-row:1}.cat-teacher-grid{grid-template-columns:1fr}.cat-intro{flex-direction:column}.cat-level-table input[type=number]{width:100%}.cat-scene-scroll{max-width:100%}}
@media(max-width:600px){.cat-parameters{grid-template-columns:1fr}.cat-panel{padding:15px}.cat-stat strong{font-size:23px}.cat-stat-grid,.cat-analysis .cat-stat-grid,.cat-confirm .cat-stat-grid{grid-template-columns:1fr 1fr}.cat-scene-head,.cat-stage-footer{padding:14px}.cat-two{grid-template-columns:1fr 1fr}.cat-active-factors{grid-template-columns:1fr}.cat-mode{width:100%}.cat-mode button{flex:1}.cat-intro h2{font-size:21px}.cat-records select{max-width:100%}}
@media(prefers-reduced-motion:reduce){.cat-progress span{transition:none}}
.cat-plan-panel>.cat-two>div{min-width:0}
@media(max-width:1000px){.cat-plan-panel>.cat-two{grid-template-columns:1fr!important}}
/* V2 classroom workflows */
.cat-v2-challenge{margin-bottom:15px;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-left:3px solid var(--cat-gold)}.cat-v2-challenge h3{margin:0 0 5px;font-size:20px}.cat-v2-challenge p{margin-bottom:0}.cat-v2-challenge-metrics{display:flex;gap:30px;flex-shrink:0}.cat-v2-challenge-metrics small{display:block;font-size:14px;color:#a8bfd4}.cat-v2-challenge-metrics strong{display:block;font-size:26px;color:var(--cat-gold)}.cat-v2-storage{margin-bottom:16px}.cat-v2-file{position:relative;display:inline-flex!important;align-items:center;cursor:pointer}.cat-v2-file input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.cat-v2-goal-config{border-top:1px solid #4e4b43;padding-top:14px;margin:12px 0}.cat-v2-goal-grid{display:grid;grid-template-columns:auto repeat(4,minmax(0,1fr));align-items:center;gap:14px}.cat-v2-design{margin-top:14px;padding:10px 14px;background:#0b2034;border-radius:9px}.cat-v2-design select{max-width:460px}.cat-v2-editor{padding:14px 0;margin-bottom:15px;border-top:1px solid var(--line)}.cat-v2-editor textarea{width:100%;min-height:170px;padding:12px;border:1px solid #35506e;border-radius:8px;background:#081729;color:#e5f0fa;font-family:ui-monospace,monospace;font-size:15px;line-height:1.6;margin:8px 0 12px;tab-size:7}.cat-v2-confirm{margin-top:14px;border-top:1px solid #2d485e;padding-top:12px;font-size:14px}.cat-v2-confirm p{margin-bottom:8px}
@media(max-width:1200px){.cat-v2-goal-grid{grid-template-columns:1fr 1fr}.cat-v2-challenge{align-items:flex-start;flex-direction:column}.cat-v2-challenge-metrics{gap:30px}}
@media(max-width:600px){.cat-v2-goal-grid{grid-template-columns:1fr}.cat-v2-challenge{padding:15px}.cat-v2-challenge h3{font-size:18px}.cat-v2-challenge-metrics{width:100%;justify-content:space-between}}