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h1{font-size:46px;letter-spacing:-2px;max-width:620px;line-height:1.08}.lead{font-size:18px;color:#557471;line-height:1.5}.briefing-grid ul{font-size:12px;line-height:1.7;padding-left:18px}.briefing-example{display:flex;flex-direction:column;align-items:center;justify-content:center;background:#e5ecdf;border-radius:9px;padding:28px}.bit-labels{display:flex;justify-content:space-between;width:100%;max-width:330px;font-size:9px;font-family:monospace;letter-spacing:1px}.briefing-example>p{font-size:11px;color:#6a847b;margin-top:20px}.teaching-note{padding:24px 0 0;border-top:1px solid #c9d5c3}.teaching-note strong{font-size:22px;letter-spacing:-.7px}.teaching-note p{font-size:12px}.act-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:33px 0}.act-cards>div{padding:25px 20px;border:1px solid #cbd9c9;border-radius:8px;background:#e6eddf;min-height:190px}.act-cards>div:nth-child(2){background:#e3ecea}.act-cards>div:nth-child(3){background:#eee4d1}.act-cards span{font-size:8px;font-family:monospace;letter-spacing:1px}.act-cards h2{font-size:23px;line-height:1.1;letter-spacing:-.8px;margin:20px 0 14px}.act-cards p{font-size:12px;color:#5f7972}.campaign-intro>.muted{margin-top:18px;font-size:12px}.help-list{font-size:16px;line-height:1.7;padding-left:22px}.help-list li{margin:12px 0}.loading{max-width:600px;margin:15vh auto;padding:25px}.debrief{padding:30px}.debrief h2{font-size:36px}.debrief button{margin-right:10px}@media(min-width:1700px){#workspace{grid-template-columns:295px minmax(600px,1fr) 330px}.stage-wrap{height:640px}.factory{padding:25px 28px}.workorder,.inspector{padding:32px 27px}}@media(max-width:1100px){#workspace{grid-template-columns:210px minmax(380px,1fr)}.inspector{grid-column:1/-1;min-height:0;border-top:1px solid var(--line)}.app-header{gap:20px;padding:0 20px}.local-badge{display:none}.stage-wrap{height:460px}.briefing-grid{gap:25px}.briefing-grid h1{font-size:35px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

#floor canvas{display:block;width:100%;height:100%;touch-action:none}.camera-controls{display:flex;gap:9px;align-items:center;padding:9px 0}.camera-controls button,.camera-controls label{font-size:10px}.camera-controls label{margin-left:auto;display:flex;align-items:center;gap:5px}.stage-overlay,.stage-help{pointer-events:none}

#floor{position:relative}.scene-labels{position:absolute;inset:0;overflow:hidden;pointer-events:none}.scene-labels span{position:absolute;transform:translate(-50%,-50%);padding:3px 6px;background:#16323ddb;color:#e2eee8;border:1px solid #68847d;border-radius:3px;font:9px ui-monospace,monospace;white-space:nowrap}.scene-labels .selected{border:2px solid #fff3ba}.scene-labels .failed{border:2px solid #ff8d88}.stage-help{background:#172d37cc;padding:5px;border-radius:3px;color:#d5e6e1}

.intro-tour{display:grid;grid-template-columns:1fr 1fr;gap:35px}.intro-copy h1{font-size:40px}.intro-copy .lead{font-size:17px}.intro-picture{display:flex;align-items:center;background:#153640;border-radius:14px;padding:24px}.intro-picture svg{width:100%;height:auto}.intro-lid{width:100%;color:#edf6e7}.intro-takeaway{background:#e0ecda;border-left:4px solid #377c6e;padding:15px;font-weight:650}.intro-actions{display:flex;gap:10px;margin:24px 0 18px}.intro-source{font-size:11px;margin-top:24px;color:#48695e}.first-task{background:#e5efdf;border:1px solid #bbd1b4;border-radius:8px;padding:16px;margin:18px 0}.first-task ol{padding-left:18px;font-size:12px;line-height:1.8}.first-task p{font-size:11px;margin-bottom:0}.intro-source p{font-size:11px}@media(max-width:850px){.intro-tour{grid-template-columns:1fr}.intro-picture{min-height:180px}}

.bit-controls button{height:47px;display:flex;flex-direction:column;align-items:center;justify-content:center}.bit-controls small{font-size:9px;font-weight:400;margin-top:4px}.level-guide{background:#e5efdf;border-radius:6px;padding:13px;margin:15px 0;font-size:12px}.level-guide summary{cursor:pointer;font-weight:650}.level-guide ol{padding-left:18px;line-height:1.8}.prediction-panel dl{font-size:11px;line-height:1.6}.prediction-panel dd{margin:5px 0 15px}#crate-search{width:100%;padding:8px;border:1px solid #9bb2a5;border-radius:4px}.briefing-grid ol{font-size:13px;line-height:1.8}.briefing-grid details{font-size:12px;margin:16px 0}.briefing-grid details p{font-size:12px}

.traffic-chart{width:100%;max-height:340px;margin-top:22px;background:#eef3e8;border-radius:7px;padding:12px}.check dl{max-height:200px;overflow:auto}.manifest{max-height:220px;overflow:auto}

.intro-picture{flex-direction:column;justify-content:center}.intro-bit-demo{display:flex;flex-direction:column;gap:20px;align-items:center;color:#e8f3e4;font-size:13px;margin-top:20px}
/* Welcome: a visual invitation with one clear beginner path. */
dialog.splash{width:min(1320px,96vw);padding:0;background:#f5f6ed;border-color:#739388}dialog.splash .dialog-close{z-index:2;color:#fff;background:#12343bcd;border:1px solid #adc6bd;border-radius:50%;width:38px;height:38px;padding:0}.welcome-hero{min-height:480px;position:relative;background:#153b45 url('assets/images/title.webp') center/cover no-repeat;color:#f6f6e9;border-radius:11px 11px 0 0;display:flex;align-items:center}.welcome-hero:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#0d333df5 0%,#0d333de8 26%,#0d333d20 63%,transparent 100%);border-radius:inherit}.welcome-copy{position:relative;padding:42px 55px;max-width:620px}.welcome-copy .eyebrow{color:#a7dacb;letter-spacing:2px;font-size:10px}.welcome-copy h1{font-size:61px;letter-spacing:-2.5px;line-height:1.03;max-width:490px;margin:26px 0 20px}.welcome-copy>p{max-width:400px;color:#d3e6df;font-size:16px;line-height:1.6}.welcome-actions{display:flex;gap:13px;align-items:center;margin-top:28px}.welcome-demo{background:#123b43d9;color:#f1f6e9;border-color:#a2b9ad;padding:17px 18px}.welcome-demo:hover:not(:disabled){background:#2a555a;color:#fff}.welcome-note{font-size:11px!important;margin:13px 0!important}.welcome-continue{background:transparent;color:#dce7d9;border:0;padding:5px 0;font-size:12px}.welcome-continue:hover:not(:disabled){background:transparent;color:#ffc87d}.welcome-bottom{padding:25px 55px 16px}.welcome-bottom h2{font-size:24px}.welcome-bottom .act-cards{margin:20px 0 15px;gap:20px}.welcome-bottom .act-cards>div{position:relative;padding:0 0 4px;border:0;background:transparent;min-height:0}.act-cards img{width:100%;height:85px;object-fit:cover;border-radius:6px;display:block;margin-bottom:12px}.welcome-bottom .act-cards span{color:#41685d;font-size:10px}.welcome-bottom .act-cards h3{font-size:15px;text-transform:none;letter-spacing:0;margin:7px 0}.welcome-bottom .act-cards p{font-size:12px;line-height:1.4;margin:0;max-width:310px;color:#49655d}.welcome-bottom>.muted{font-size:11px;margin:17px 0 0}.briefing-act-art{width:100%;height:140px;object-fit:cover;border-radius:7px;margin-bottom:22px}.briefing-grid .briefing-example{background-position:center;background-size:cover;background-blend-mode:soft-light}.act-1 .briefing-example{background-image:url('assets/images/briefing-1.webp')}.act-2 .briefing-example{background-image:url('assets/images/briefing-2.webp')}.act-3 .briefing-example{background-image:url('assets/images/briefing-3.webp')}.loading{background:#edf2e8 url('assets/images/loading.webp') right bottom/cover no-repeat;min-height:340px;padding:45px;border-radius:16px;box-shadow:0 15px 60px #12303926;color:#fff}.loading h1,.loading p{max-width:290px;text-shadow:0 2px 12px #102e36}.loading button{margin-top:18px}.storage-notice:empty{display:none}.storage-notice{display:flex;gap:20px;align-items:center;padding:12px 30px;background:#fff0d8;color:#624414;font-size:13px}.storage-notice button{margin-left:auto;background:#fff8ed}.intro-source summary,.demo-sidebar summary{cursor:pointer}
/* Presenter screen. Controls remain visible at 1920×1080. */
.demo-screen{height:100vh;min-height:650px;display:flex;flex-direction:column;background:#102b35;color:#edf3e8}.demo-header{height:85px;flex-shrink:0;padding:0 30px;display:flex;gap:30px;align-items:center;border-bottom:1px solid #45626a}.demo-badge{font:11px ui-monospace,monospace;letter-spacing:1.7px;color:#b8d9ce}.demo-controls{display:flex;gap:9px;margin-left:auto}.demo-controls button,.demo-footer button{background:#274650;color:#e8f5e9;border-color:#68847f}.demo-controls button:hover:not(:disabled),.demo-footer button:hover:not(:disabled){background:#385d62}.demo-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;min-height:0;flex:1}.demo-stage{position:relative;min-height:0;overflow:hidden;background:#20353d url('assets/images/hall-backdrop.webp') center/cover}.demo-floor{position:absolute;inset:0}.demo-floor canvas,.demo-floor>svg{display:block;width:100%;height:100%}.demo-stage-heading{position:absolute;left:35px;top:25px;pointer-events:none;text-shadow:0 2px 15px #09232f}.demo-stage-heading .eyebrow{color:#c5e6d4}.demo-stage-heading h1{font-size:30px;letter-spacing:-.8px}.demo-caption{position:absolute;left:30px;bottom:30px;width:min(550px,80%);padding:24px 28px;background:#102c38ed;border:1px solid #648784;border-radius:10px;pointer-events:none}.demo-caption .eyebrow{color:#a6dcca;font-size:10px}.demo-caption h2{font-size:29px;letter-spacing:-.6px;margin:10px 0}.demo-caption p{font-size:16px;color:#d7e8de;margin:0;line-height:1.55}.demo-sidebar{background:#edf2e8;color:#22434a;padding:28px 24px;overflow-y:auto;border-left:1px solid #54706b}.demo-sidebar h2{font-size:25px}.demo-sidebar .small{font-size:11px;color:#48695d}.demo-sidebar details{font-size:12px;line-height:1.6;border-top:1px solid #bdcebd;padding-top:18px;margin-top:22px}.demo-sidebar details p{font-size:11px}.demo-sidebar #demo-journey ol{list-style:none;padding:0;border-left:2px solid #84a998;margin:23px 0}.demo-sidebar #demo-journey li{display:flex;gap:8px;justify-content:space-between;font-size:10px;padding:5px 0 5px 12px}.demo-sidebar #demo-journey li span{text-transform:capitalize;color:#4d6d60}.demo-sidebar .metrics-table{margin-top:10px}.demo-sidebar .metrics-table table{font-size:9px}.demo-sidebar .traffic-chart{padding:0}.demo-footer{height:74px;flex-shrink:0;background:#173743;color:#d3e5dc;display:flex;align-items:center;gap:24px;letter-spacing:0;padding:12px 30px;font-size:12px;border-top:1px solid #4c6d70}.demo-footer kbd{padding:4px 7px;background:#2a4b55;color:#e4f4e5;border-color:#7ca293;margin-right:4px}.demo-footer input{flex:1;accent-color:#efb160}.demo-footer output{font:12px ui-monospace,monospace}.demo-fallback{position:absolute;top:100px;left:35px;background:#213d47;color:#f2dec0;max-width:450px;font-size:13px}.demo-fallback:empty{display:none}
@media(max-width:1100px){.demo-layout{grid-template-columns:minmax(0,1fr) 270px}.demo-badge{display:none}.welcome-copy{padding:38px}.welcome-copy h1{font-size:48px;max-width:400px}.welcome-bottom{padding:24px 38px}.demo-footer{gap:12px}.demo-footer>span{font-size:10px}.demo-caption{width:80%;padding:18px}.demo-caption h2{font-size:24px}.demo-caption p{font-size:14px}}
@media(max-width:700px){dialog{padding:30px 22px}.welcome-hero{min-height:480px}.welcome-copy{padding:50px 24px 30px}.welcome-copy h1{font-size:43px}.welcome-bottom{padding:25px}.welcome-bottom .act-cards{grid-template-columns:1fr}.welcome-hero:before{background:#0d333dcf}.intro-actions{flex-wrap:wrap}.briefing-grid{grid-template-columns:1fr}.demo-layout{grid-template-columns:1fr}.demo-sidebar{display:none}.demo-header{padding:12px;height:auto;flex-wrap:wrap;gap:10px}.demo-controls{margin:0}.demo-footer>span{display:none}}
/* Supporting text stays readable at small sizes; patterns supplement class color. */
.source,.manifest-crate small,.palette small,.count,.mini-stats span,.dashboard-empty>span:last-child,.metrics-table thead,.journey small{color:#4b675f}.campaign-strip button{color:#49626a}footer{color:#435f57}.demo-footer{color:#d3e5dc}.briefing-example>p{color:#4b675f}.class-legend{margin-top:17px;font-size:12px}.class-legend summary{cursor:pointer;font-weight:650}.class-legend>div{display:flex;align-items:center;gap:9px;margin-top:9px;font-size:11px}.class-legend svg{flex-shrink:0}.field,.rule-row label,.threshold-row,.inspector legend{font-size:12px}.palette button{font-size:12px}.palette small,.manifest-crate small{font-size:10px}.manifest-crate strong{font-size:12px}.first-task ol{font-size:13px}.hint{font-size:13px}summary:focus-visible{outline:3px solid #d8770d;outline-offset:3px}.loading{background-image:linear-gradient(90deg,#10333ef5,#10333e80 65%,transparent),url('assets/images/loading.webp')}
.demo-stage-heading{background:#102c38ed;padding:14px 18px;border:1px solid #648784;border-radius:8px}.demo-stage-heading h1{margin-bottom:0;font-size:27px}.demo-sidebar .dashboard-empty>span:last-child{font-size:12px;line-height:1.5}.demo-sidebar .dashboard-empty>strong{font-size:12px}