:root{color-scheme:dark;--bg:#101719;--surface:#182124;--surface-raised:#202b2e;--line:#2b383b;--ink:#e9efed;--muted:#9baaaa;--faint:#6c8082;--gold:#d7b87d;--gold-dim:#3b3427;--teal:#7cc5b5;--danger:#e8a08e;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-size:13px;line-height:1.5}button,input,select{font:inherit}button,select{cursor:pointer}button,a,input,select,canvas{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,canvas:focus-visible{outline:2px solid var(--teal)}button{transition:background .16s,border-color .16s,opacity .16s}button:disabled{cursor:wait;opacity:.5}a{color:var(--muted);text-decoration:none}a:hover{color:var(--ink)}h1,h2,p{margin:0}h2{font-size:13px;font-weight:600}.topbar{height:61px;padding:0 32px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #263133;background:#141c1e}.brand{display:flex;align-items:center;gap:13px;color:var(--ink);font-size:12px}.brand strong{font-size:22px;letter-spacing:-1px;font-weight:650}.brand>span:last-child{color:var(--muted);letter-spacing:1px}.brand-divider{height:17px;width:1px;background:#394648;margin:0 4px}.brand-mark{display:flex;align-items:center;gap:3px;height:27px;width:22px;transform:rotate(-12deg)}.brand-mark i{display:block;width:8px;border-radius:5px;background:var(--teal);height:22px}.brand-mark i:last-child{height:15px;background:var(--gold);align-self:flex-start}.topbar-right{display:flex;gap:26px;align-items:center}.connection{display:flex;gap:7px;align-items:center;color:var(--muted);font-size:11px}.connection i,.live-dot{width:6px;height:6px;border-radius:50%;background:#80918f;display:inline-block}.connection.ready i{background:var(--teal);box-shadow:0 0 8px #7cc5b530}.connection.warning i{background:var(--gold)}.quiet-link{font-size:11px}main{max-width:1600px;margin:auto;padding:25px 32px 20px}.page-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:23px}.eyebrow{font-size:11px;letter-spacing:1px;color:var(--muted);margin-bottom:5px}h1{font-size:27px;letter-spacing:.5px;font-weight:580;line-height:1.4}h1 span{display:inline-block;font-size:10px;vertical-align:middle;color:var(--gold);border:1px solid #62563e;border-radius:4px;padding:2px 7px;margin-left:11px;font-weight:400;letter-spacing:1px}.workspace{display:grid;grid-template-columns:266px minmax(0,1fr);gap:20px;align-items:start}.control-panel{border:1px solid var(--line);border-radius:11px;background:#172023;overflow:hidden}.control-section{padding:18px 17px;border-bottom:1px solid var(--line)}.control-section:last-child{border-bottom:0}.section-heading{display:flex;align-items:center;gap:7px;margin-bottom:14px}.section-number{font-size:10px;color:var(--faint);font-variant-numeric:tabular-nums}.section-heading .tiny-tag{margin-left:auto}.tiny-tag{color:var(--muted);font-size:9px;background:#293437;border-radius:3px;padding:2px 5px;white-space:nowrap}.scene-section select{background:#202b2e;border:1px solid #3b484a;color:var(--ink);height:37px;border-radius:5px;padding:0 9px;width:100%;font-size:12px}.scene-brief{color:var(--muted);font-size:11px;line-height:1.75;margin:12px 0 10px}.objectives{display:flex;flex-direction:column;gap:6px;font-size:10px;color:#bcc9c7}.objective{display:flex;gap:7px;align-items:baseline}.objective-mark{color:var(--faint)}.objective.done{color:var(--teal)}.objective.done .objective-mark{color:var(--teal)}.seed-row{display:flex;align-items:center;gap:7px;margin-top:15px;padding-top:11px;border-top:1px solid #283538;color:var(--faint);font-size:10px}.seed-row input{width:67px;padding:3px 5px;margin-left:auto;color:#b2c1be;background:#111a1c;border:1px solid #2c3a3c;border-radius:3px;font-size:10px}.icon-button{width:27px;height:25px;border:1px solid #344246;color:var(--muted);border-radius:4px;background:transparent;font-size:16px;line-height:1}.policy-tabs{display:flex;background:#111a1c;padding:3px;border:1px solid #29383a;border-radius:6px;gap:3px}.policy-tabs button{flex:1;color:var(--muted);background:transparent;border:0;border-radius:4px;padding:7px 3px;font-size:11px;white-space:nowrap}.policy-tabs button[aria-pressed=true]{color:var(--gold);background:#393529;box-shadow:inset 0 0 0 1px #63573e}.microcopy{font-size:10px;color:var(--faint);line-height:1.65}.control-section>.microcopy{margin:9px 0 12px;min-height:17px}.persona-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:11px 0 15px}.persona-grid button{display:flex;align-items:center;gap:7px;text-align:left;background:#1d282b;border:1px solid #344145;border-radius:5px;padding:9px 7px;color:#c8d2ce;font-size:11px}.persona-grid button small{display:block;font-size:8px;color:var(--faint);margin-top:1px;white-space:nowrap}.persona-icon{font-size:19px;color:var(--muted);min-width:18px;text-align:center;line-height:1}.persona-grid button[aria-pressed=true]{background:#243a37;border-color:#56887d;color:#cde5db}.persona-grid button[aria-pressed=true] .persona-icon{color:var(--teal)}.persona-grid button[aria-pressed=true] small{color:#98b6ac}.button{border:1px solid #465451;border-radius:5px;padding:9px 14px;background:#2b393a;color:var(--ink);font-size:11px;font-weight:500;white-space:nowrap}.button:hover:not(:disabled){background:#354546;border-color:#647975}.button.small{padding:6px 10px;font-size:10px}.button.subtle{background:transparent;border-color:#344246;color:var(--muted)}.button.primary{background:var(--gold);color:#29271f;border-color:var(--gold);font-size:12px;font-weight:650;box-shadow:0 2px 4px #0002}.button.primary:hover:not(:disabled){background:#e1c58e;border-color:#e1c58e}.button.primary span{padding-right:5px}.wide{width:100%}.toggle-row{display:flex;align-items:center;gap:8px;cursor:pointer;position:relative;margin-top:13px;font-size:10px;color:#b1c1bd}.toggle-row>span:first-child{flex:1}.toggle-row small{display:block;font-size:8px;color:var(--faint);margin-top:2px}.toggle-row input{position:absolute;right:0;opacity:0;width:30px;height:18px;margin:0}.toggle{border:1px solid #465252;background:#293536;border-radius:10px;width:28px;height:16px;position:relative;pointer-events:none}.toggle:after{content:"";position:absolute;width:10px;height:10px;background:#8a9b97;border-radius:50%;top:2px;left:2px;transition:transform .2s}.toggle-row input:checked+.toggle{background:#32675b;border-color:#5b9687}.toggle-row input:checked+.toggle:after{background:#b4e0ce;transform:translateX(12px)}.toggle-row input:focus-visible+.toggle{outline:2px solid var(--teal);outline-offset:3px}.request-status{font-size:9px;color:#7e9790;border-top:1px solid #283538;margin-top:13px;padding-top:9px;min-height:25px;line-height:1.6}.request-status.waiting{color:var(--gold)}.request-status.error{color:var(--danger)}.decision-line{display:flex;justify-content:space-between;align-items:baseline}.decision-line strong{font-size:18px;font-weight:500;color:var(--gold)}.decision-line>span{color:#a7bcb6;font-size:11px;font-variant-numeric:tabular-nums}.decision-section .microcopy{margin-top:7px;margin-bottom:13px;min-height:32px}.usage-line{display:flex;justify-content:space-between;border-top:1px solid #2a383a;padding-top:10px;color:var(--faint);font-size:9px;font-variant-numeric:tabular-nums}.arena-column{min-width:0}.arena{border:1px solid #3a4643;border-radius:11px;overflow:hidden;background:#1b2728}.arena-toolbar{height:49px;padding:0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #36413f;background:#1d2829}.scene-title{display:flex;align-items:center;gap:10px;min-width:0}.scene-title h2{font-size:12px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;font-weight:500}.live-dot.running{background:var(--teal);box-shadow:0 0 0 3px #7cc5b516}.clock{font-size:10px;font-variant-numeric:tabular-nums;color:#849892;margin-left:4px}.playback{display:flex;gap:7px}.canvas-wrap{position:relative;aspect-ratio:1000/650;width:100%;max-height:570px;min-height:340px;background:#283638;overflow:hidden}canvas{display:block;width:100%;height:100%;cursor:crosshair;touch-action:none}.canvas-hint{position:absolute;bottom:12px;left:15px;display:flex;gap:12px;align-items:center;font-size:9px;color:#c3cfbf;padding:5px 8px;border-radius:4px;background:#142023cc;border:1px solid #4b5d5640;pointer-events:none}.canvas-hint span{display:flex;gap:5px;align-items:center}.canvas-hint i{width:6px;height:6px;border-radius:50%;display:inline-block}.legend-player{background:var(--gold)}.legend-guard{background:var(--teal)}.hint-divider{height:10px;width:1px;background:#65756b}.world-meters{padding:12px 16px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;border-top:1px solid #354541;background:#192627}.world-meter-label{display:flex;justify-content:space-between;gap:6px;align-items:center;font-size:9px;color:#a8bcb3;margin-bottom:6px}.world-meter-value{font-size:10px;color:#d3e1d7;font-variant-numeric:tabular-nums}.meter-track{height:3px;background:#344744;border-radius:2px;overflow:hidden}.meter-fill{height:100%;border-radius:2px;transition:width .15s}.player-controls{display:flex;gap:12px;align-items:center;padding:10px 15px;border-top:1px solid #33433f;background:#1c2929}.player-controls-label{font-size:9px;white-space:nowrap;color:var(--faint)}#player-commands{display:flex;flex-wrap:wrap;gap:6px}.command-button{border:1px solid #3b4e47;border-radius:4px;background:#263630;padding:5px 10px;color:#b8cbbd;font-size:10px}.command-button:hover:not(:disabled){background:#384b40;border-color:#72836d}.command-button.active{background:#405342;border-color:#8ba17e;color:#eff0d4}.event-panel{margin-top:13px;border:1px solid var(--line);border-radius:8px;padding:13px 15px 10px;background:#172023}.event-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;gap:10px}.event-heading h2{font-size:11px;font-weight:500}.event-heading h2 span{margin-left:8px;color:var(--gold);font-size:9px;font-weight:400}.event-heading>.microcopy{font-size:9px}.event-feed{margin:0;padding:0;list-style:none;max-height:132px;overflow:auto;scrollbar-width:thin;scrollbar-color:#3c514b transparent}.event-feed li{display:flex;gap:10px;align-items:baseline;padding:5px 0;color:#a8bbb3;font-size:10px;line-height:1.65;border-top:1px solid #22312f}.event-feed li:first-child{border-top:0}.event-feed time{font-size:9px;color:#627d72;min-width:29px;font-variant-numeric:tabular-nums}.event-feed .cause-label{color:var(--teal);font-size:9px;border:1px solid #37564c;padding:0 4px;border-radius:2px;margin-right:5px;white-space:nowrap}.event-feed .empty-event{color:var(--faint)}.comparison-section{margin-top:20px;border:1px solid #34423e;border-radius:9px;background:linear-gradient(105deg,#1e2c29,#192124);padding:19px 21px}.comparison-heading{display:flex;justify-content:space-between;align-items:center;gap:25px}.comparison-heading h2{font-size:15px;font-weight:500;margin-bottom:5px}.comparison-heading p{font-size:10px;line-height:1.7;color:#8da59a;max-width:720px}.compare-button{color:var(--teal);border-color:#456b5f;background:#203a31}.comparison-disclosure{font-size:9px;color:#687e74;margin-top:10px}.comparison-results{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.comparison-results:not(:empty){margin-top:18px}.comparison-card{border:1px solid #3d5148;background:#172521;border-radius:7px;padding:14px;min-width:0}.comparison-card-heading{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:11px}.comparison-card-heading strong{color:var(--ink);font-weight:550}.comparison-card-heading span{font-size:9px;font-variant-numeric:tabular-nums}.comparison-action{font-size:19px;color:var(--gold);font-weight:500;margin:12px 0 2px}.comparison-meta{font-size:9px;color:#849b90;min-height:17px}.comparison-card .world-meters{grid-template-columns:1fr 1fr;background:transparent;padding:12px 0;margin-top:11px;gap:10px;border-color:#30443a}.comparison-events{font-size:10px;color:#9fb7a8;line-height:1.8;margin:6px 0 0;padding-left:16px}.comparison-note{font-size:10px;margin-top:10px;color:var(--gold)}footer{display:flex;justify-content:space-between;gap:20px;padding:15px 1px 0;font-size:9px;color:#60766c}footer a{color:#809689}.outcome{position:absolute;left:50%;top:47%;transform:translate(-50%,-50%);width:min(420px,85%);background:#14231ef2;border:1px solid #7f9372;padding:24px;border-radius:10px;box-shadow:0 15px 60px #0007;text-align:center;pointer-events:none}.outcome strong{display:block;font-size:22px;color:#decd9a;font-weight:500;margin-bottom:9px}.outcome p{font-size:12px;color:#b6c6b5;line-height:1.8}.hidden{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1500px){.workspace{grid-template-columns:280px minmax(0,1fr)}.control-section{padding:20px}.canvas-wrap{max-height:630px}.scene-brief{font-size:12px}.persona-grid button{padding:11px 8px}}
@media(max-width:1100px){main{padding:20px}.topbar{padding:0 20px}.workspace{grid-template-columns:240px minmax(0,1fr);gap:14px}.control-section{padding:16px 13px}.canvas-wrap{min-height:360px}.world-meters{gap:10px;padding:11px}.arena-toolbar{padding:0 11px}.scene-title{gap:6px}.clock{margin-left:0}.button.small{padding:6px 8px}.canvas-hint{font-size:8px;gap:8px}.comparison-heading p{max-width:500px}.persona-grid{gap:5px}.persona-grid button{gap:3px;padding:8px 5px}}
@media(max-width:850px){main{padding:18px 14px}.topbar{padding:0 16px;height:55px}.brand{gap:8px}.quiet-link{display:none}.page-heading{margin-bottom:16px}h1{font-size:24px}.eyebrow{font-size:10px}.workspace{display:flex;flex-direction:column-reverse}.arena-column,.control-panel{width:100%}.control-panel{display:grid;grid-template-columns:1fr 1fr}.control-section{border-right:1px solid var(--line)}.decision-section{grid-column:1/-1}.decision-section .microcopy{min-height:0}.canvas-wrap{min-height:300px;max-height:none}.comparison-heading{align-items:flex-start;flex-direction:column;gap:13px}.comparison-results{gap:8px}.comparison-card{padding:10px}.comparison-action{font-size:16px}footer{flex-direction:column;gap:5px}.page-heading>.button{padding:6px 8px;font-size:9px}.event-feed{max-height:110px}}
@media(max-width:520px){.topbar-right{gap:8px}.connection{font-size:9px}.brand>span:last-child{font-size:10px}.brand-divider{margin:0}.page-heading h1 span{font-size:8px;margin-left:6px}.eyebrow{letter-spacing:0}.canvas-wrap{aspect-ratio:1/1;min-height:330px}.arena-toolbar{height:46px}.scene-title h2{font-size:10px}.scene-title .clock{font-size:9px}.playback{gap:4px}.button.small{font-size:9px;padding:5px 6px}.world-meters{grid-template-columns:1fr 1fr;gap:10px 20px}.canvas-hint{left:8px;bottom:8px;font-size:7px;padding:4px 6px;gap:7px}.player-controls{align-items:flex-start;padding:10px;gap:8px}.player-controls-label{padding-top:6px}.command-button{font-size:9px;padding:5px 7px}.event-heading>.microcopy{display:none}.control-panel{grid-template-columns:1fr}.control-section{border-right:0}.decision-section{grid-column:auto}.persona-grid button{padding:10px}.comparison-results{grid-template-columns:1fr}.comparison-section{padding:16px}.comparison-heading h2{font-size:14px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important}}
/* Keep the scene and its immediate consequences together on laptop screens. */
.comparison-canvas{width:100%;height:auto;aspect-ratio:1000/650;margin-top:12px;border:1px solid #46594c;border-radius:5px;cursor:default}
.objectives{font-size:11px}.event-feed li{font-size:11px}.comparison-events{font-size:11px}.comparison-meta{font-size:10px}.request-status{font-size:10px}.comparison-heading p{font-size:11px}.comparison-disclosure{font-size:10px}
@media(min-width:851px) and (max-height:1000px){main{padding-top:19px}.page-heading{margin-bottom:17px}.canvas-wrap{max-height:calc(100vh - 420px);min-height:330px}.control-section{padding-top:14px;padding-bottom:14px}.section-heading{margin-bottom:10px}.scene-brief{margin:9px 0;font-size:11px;line-height:1.6}.objectives{gap:3px;font-size:10px}.seed-row{margin-top:10px;padding-top:8px}.persona-grid{margin:8px 0 11px}.persona-grid button{padding-top:7px;padding-bottom:7px}.toggle-row{margin-top:10px}.request-status{margin-top:10px;padding-top:7px}.decision-section .microcopy{margin-bottom:9px;min-height:27px}.event-feed{max-height:105px}.event-panel{margin-top:11px;padding-top:11px;padding-bottom:8px}.comparison-section{margin-top:16px}}
@media(min-width:521px){.arena>.world-meters{grid-template-columns:repeat(3,minmax(0,1fr))}}
/* Supporting copy stays legible while preserving the established panel geometry. */
.microcopy,.objectives,.seed-row,.seed-row input,.toggle-row,.toggle-row small,.request-status,.usage-line,.world-meter-label,.world-meter-value,.player-controls-label,.command-button,.event-heading>.microcopy,.event-heading h2 span,.event-feed time,.event-feed .cause-label,.comparison-card-heading span,.comparison-meta,.comparison-note,.comparison-disclosure,footer{font-size:11px}
.persona-grid button{align-items:flex-start}.persona-grid button>span:last-child{min-width:0}.persona-grid button small{font-size:11px;line-height:1.1;letter-spacing:-.1px;transform:translateX(-21px);width:calc(100% + 21px)}.persona-icon{font-size:17px;padding-top:1px}
.toggle-row small{line-height:1.25}.microcopy,.usage-line,.comparison-disclosure,footer{color:#879d94}
.canvas-hint{font-size:11px}