:root{color-scheme:dark;--bg:#10120f;--panel:#171b17;--panel2:#1d221c;--line:#30382b;--text:#f4f5eb;--muted:#a1aa98;--acid:#c7ff62;--orange:#ffb45c;--red:#ff8585;font-family:var(--font-ui);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:20px}body{margin:0;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{transition:background .18s,color .18s,border-color .18s}button{cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--acid);outline-offset:4px}input,textarea,select{background:#111610;border:1px solid #3c4534;border-radius:6px;padding:11px;color:var(--text);width:100%;min-width:0}textarea{resize:vertical;line-height:1.6;margin-top:9px}label{display:block;color:#bcc5b4;font-size:12px;font-weight:600;letter-spacing:.02em}label input{margin-top:6px}input:invalid:not(:placeholder-shown){border-color:#87564d}button{border:0}button svg{pointer-events:none}[hidden]{display:none!important}.muted{color:var(--muted)}.micro{font-size:11px;color:var(--muted);line-height:1.6}.eyebrow,.mini-label{font-family:var(--font-data);font-size:10px;letter-spacing:1.5px;color:var(--muted);margin:0 0 8px}.eyebrow{color:var(--acid)}h1,h2,h3,p{margin-top:0}h2{font-size:20px;line-height:1.2;letter-spacing:-.6px;margin-bottom:0}h3{font-size:14px;margin-bottom:0}.topbar,main,footer{max-width:1500px;margin:auto}.topbar{height:94px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:0 42px;gap:24px}.brand{display:flex;align-items:center;gap:6px;font-weight:800;letter-spacing:1px;font-size:16px}.brandmark{background:var(--acid);color:#12170a;font-size:24px;font-weight:900;width:40px;height:40px;display:flex;align-items:center;justify-content:center;margin-right:7px;border-radius:9px;letter-spacing:-7px;padding-right:6px}.brandmark span{font-size:23px;transform:translateY(-2px)}nav{display:flex;gap:32px;font-size:12px}nav a:first-child{color:var(--acid)}.preview-label{font:10px var(--font-data);letter-spacing:1px;color:var(--muted);display:flex;align-items:center;gap:8px}.preview-label i{width:6px;height:6px;border-radius:50%;background:var(--acid)}main{padding:0 42px}.hero{display:flex;justify-content:space-between;padding:54px 0 44px;gap:40px}.hero h1{font-size:clamp(36px,4.6vw,66px);font-weight:800;line-height:1.03;letter-spacing:-3.2px;margin:18px 0 20px}.hero h1 span{color:var(--acid)}.intro{color:var(--muted);font-size:15px;line-height:1.8;margin:0}.hero-aside{min-width:260px;padding:12px 0 0 34px;border-left:1px solid var(--line);align-self:center}.hero-stat{font:44px var(--font-data);letter-spacing:-3px;margin:8px 0}.hero-stat small{font:12px var(--font-ui);color:var(--muted);letter-spacing:0}.hero-aside p{font-size:12px;color:var(--muted)}.hero-aside a{font-size:12px;font-weight:700;display:flex;justify-content:space-between;color:var(--acid)}.sectionbar{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:17px 0;margin-bottom:22px;font:10px var(--font-data);letter-spacing:1px;color:var(--muted)}.sectionbar div{display:flex;gap:32px}.active-step{color:var(--acid)}.workspace{display:grid;grid-template-columns:350px minmax(0,1fr);gap:20px;align-items:start}.panel{border:1px solid var(--line);background:var(--panel);border-radius:12px}.builder{padding:23px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}.builder h2{font-size:20px;max-width:230px}.step-number{font:30px var(--font-data);color:#58634e}.identity{display:flex;gap:12px;align-items:center;margin:26px 0 12px}.identity label{flex:1}.identity .color-label{flex:0 0 40px}.color-label input{height:42px;padding:4px}.big-avatar{width:54px;flex:0 0 54px}.avatar-svg{display:block;width:100%;height:100%}.avatar-picker{display:flex;gap:8px;margin:0 0 25px}.avatar-picker button{width:32px;height:32px;padding:4px;background:var(--panel2);border:1px solid var(--line);border-radius:7px}.avatar-picker button.selected{border-color:var(--acid);background:#2c3820}.examples{display:flex;gap:5px;margin:10px 0 13px;flex-wrap:wrap}.examples button{padding:6px 8px;background:var(--panel2);border:1px solid var(--line);border-radius:5px;color:#bbc5b2;font-size:10px}.examples button:hover{color:var(--acid);border-color:#607444}.primary,.secondary{border-radius:6px;display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:11px 14px;font-size:12px;font-weight:700;min-height:40px}.primary{background:var(--acid);color:#1a230d}.primary:hover:not(:disabled){background:#dbff9b}.secondary{background:var(--panel2);border:1px solid #424d37;color:var(--text)}.secondary:hover:not(:disabled){border-color:var(--acid)}.wide{width:100%;justify-content:space-between}.rule-title{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:22px;margin:20px 0 14px}.rule-title span{font:9px var(--font-data);color:var(--muted)}.rule-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.rule-grid label:first-child{grid-column:1/-1}.rule-grid input{font:15px var(--font-data);padding:9px}.costs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.execution{font-size:11px;color:var(--muted);margin-top:18px}.execution summary{cursor:pointer;color:#d3dbc9}.execution ul{padding-left:16px;line-height:1.8}.arena-column{display:grid;gap:18px;min-width:0}.round-panel{padding:20px 22px}.tag{font:10px var(--font-data);color:var(--muted);border:1px solid var(--line);padding:4px 8px;border-radius:4px;white-space:nowrap}.rounds{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.round{padding:12px;background:var(--panel2);border:1px solid var(--line);border-radius:7px;color:var(--text);text-align:left;position:relative}.round.selected{background:#29351f;border-color:var(--acid)}.round strong{font-size:12px;display:block;margin-bottom:4px}.round p{font-size:10px;color:var(--muted);line-height:1.5;margin-bottom:0}.round .round-icon{float:right;color:var(--acid);font:22px var(--font-data)}.round-footer{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:15px}.text-button{background:none;color:var(--acid);padding:0;font-size:11px}.text-button span{color:var(--muted)}.match-panel{overflow:hidden}.chart-heading{padding:22px 22px 0;display:flex;justify-content:space-between;align-items:center;gap:10px}.chart-heading h2{font-size:22px}.quote{display:flex;flex-direction:column;text-align:right}.quote strong{font:25px var(--font-data)}.quote span{font:9px var(--font-data);color:var(--muted);margin-top:4px}.chart-wrap{position:relative;min-height:270px;margin-top:14px;background:radial-gradient(ellipse at 50% 80%,#25311d55,transparent 65%)}#chart{width:100%;height:auto;min-height:270px;display:block}#chart-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;pointer-events:none}#chart-empty strong{font-size:23px;line-height:1.3;letter-spacing:-.5px}#chart-empty p{color:var(--muted);font-size:11px;margin:14px 0}.empty-symbol{font-size:42px;line-height:1;color:var(--acid);margin-bottom:16px}.chart-legend{display:flex;gap:18px;padding:0 22px 14px;color:var(--muted);font-size:9px;align-items:center}.chart-legend span{display:flex;align-items:center;gap:4px}.buy-key{width:7px;height:7px;background:var(--acid);border-radius:50%}.sell-key{width:7px;height:7px;background:#a1aa98;transform:rotate(45deg)}.playback{display:flex;gap:9px;align-items:center;padding:14px 22px;border-top:1px solid var(--line)}.speed-label{display:flex;align-items:center;gap:6px;font-size:10px;margin-left:auto}.speed-label select{padding:8px;width:65px}.playback>span{font:10px var(--font-data);color:var(--muted);white-space:nowrap}.progress-track{height:3px;background:var(--line)}#progress{height:3px;background:var(--acid);width:0;transition:width .15s}.agent-cards{display:grid;grid-template-columns:repeat(4,1fr)}.agent-card{padding:15px 12px;border-right:1px solid var(--line)}.agent-card:last-child{border:0}.card-top{display:flex;align-items:center;gap:7px}.card-top svg{width:30px;height:30px}.card-top strong{font-size:10px;word-break:break-word}.agent-card .value{font:19px var(--font-data);margin:12px 0 3px}.card-stats{color:var(--muted);font:9px/1.8 var(--font-data)}.lower-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:18px}.leaderboard,.activity{padding:20px}.lower-grid .panel-heading{margin-bottom:14px}.lower-grid .mini-label{font-size:8px;margin:0}.rank-row{display:flex;align-items:center;gap:9px;padding:11px 0;border-top:1px solid var(--line);transition:transform .3s}.rank-row svg{width:28px;height:28px}.rank-row .rank-num{font:11px var(--font-data);color:var(--muted);width:12px}.rank-row strong{font-size:11px;max-width:110px;overflow:hidden;text-overflow:ellipsis}.rank-row .rank-value{margin-left:auto;font:12px var(--font-data)}.rank-value small{font-size:9px;display:block;text-align:right;color:var(--muted)}.leaderboard>.micro{margin:12px 0 0;font-size:9px}#activity{height:243px;overflow-y:auto;padding-right:5px;scrollbar-width:thin}.event{border-left:2px solid var(--line);padding:2px 0 12px 12px;margin-bottom:7px;font-size:10px;color:#bbc5b2}.event strong{display:block;font-size:10px;margin-bottom:3px}.event small{display:block;color:#89987c;margin-top:4px;font:9px var(--font-data)}.empty-copy{font-size:12px;color:var(--muted);margin-top:28px}.opponents,.provenance{padding:16px 20px;color:var(--muted);font-size:11px}.opponents summary,.provenance summary{cursor:pointer;color:var(--text);font-size:12px}.opponents summary span{float:right;font:9px var(--font-data);color:var(--muted)}#opponents{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:16px}#opponents p{margin:6px 0;font-size:11px}.provenance p{margin:13px 0 0}.results{padding:24px}.results h2{font-size:28px}.results p{color:var(--muted);font-size:12px;margin:12px 0 18px}.table-scroll{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:10px;margin-bottom:24px}th,td{text-align:left;padding:12px 9px;border-bottom:1px solid var(--line);white-space:nowrap}th{color:var(--muted);font-size:9px}td small{display:block;color:var(--muted)}#decisions{font-size:11px;color:#c3cbbb;line-height:1.8;padding-left:16px}.result-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}#share-box{padding:20px 0 0}#share-box input{margin:10px 0}#share-box .micro{margin-bottom:0}.notice,.challenge-banner,.parse-notes{padding:13px 16px;border:1px solid #728a3b;background:#28331e;border-radius:6px;margin-bottom:20px;font-size:12px}.notice.error{border-color:#9c5947;background:#35231e;color:#ffb9a8}.notice{position:sticky;top:10px;z-index:9;box-shadow:0 5px 30px #0005}.parse-notes{font-size:11px;white-space:pre-wrap}.check-label{display:flex;gap:8px;align-items:flex-start;font-size:11px;margin:12px 0}.check-label input{width:16px;flex:0 0 16px}.how{border-top:1px solid var(--line);margin-top:60px;padding:60px 0;display:grid;grid-template-columns:1fr 1fr;gap:70px}.how h2{font-size:48px;letter-spacing:-2px;line-height:1.08;margin-top:18px}.how h2 span{color:var(--acid)}.how-steps article{display:flex;gap:24px;border-bottom:1px solid var(--line);padding:20px 0}.how-steps article>span{font:12px var(--font-data);color:var(--acid);padding-top:3px}.how-steps h3{font-size:18px;letter-spacing:-.3px;margin-bottom:7px}.how-steps p{font-size:12px;color:var(--muted);margin:0;max-width:340px}.launch{padding:40px;display:flex;align-items:center;justify-content:space-between;background:linear-gradient(110deg,#25311e,var(--panel));gap:35px}.launch h2{font-size:34px;letter-spacing:-1.2px}.launch p{font-size:12px;color:var(--muted);margin:14px 0 0}.launch a{margin:0 8px 10px 0}.launch .micro{font-size:10px}footer{padding:36px 42px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:10px}footer .brand{font-size:12px}footer p{margin:0}.positive{color:var(--acid)}.negative{color:var(--red)}
@media(min-width:1450px){.workspace{grid-template-columns:380px minmax(0,1fr)}.builder{padding:26px}.chart-wrap,#chart{min-height:310px}}
@media(max-width:1100px){main{padding:0 24px}.topbar{padding:0 24px}.workspace{grid-template-columns:310px minmax(0,1fr);gap:14px}.builder{padding:18px}.lower-grid{grid-template-columns:1fr}.activity #activity{height:180px}.rounds{gap:6px}.round{padding:10px}.round p{display:none}.playback{padding:12px;gap:6px}.playback>span{display:none}.agent-card{padding:12px 8px}.card-top{flex-direction:column;align-items:flex-start}.agent-card .value{font-size:16px}.tag{display:none}.round-footer{display:block}.hero-aside{min-width:230px}.round-panel{padding:18px}.chart-legend{font-size:8px;padding:0 12px 12px}}
@media(max-width:760px){.topbar{height:72px;padding:0 18px}.topbar nav{gap:16px;font-size:10px}.topbar nav a:last-child{display:none}.preview-label{display:none}.brand{font-size:13px}.brandmark{width:32px;height:32px;font-size:21px}main{padding:0 16px}.hero{padding:32px 0 28px}.hero h1{font-size:44px;letter-spacing:-2px}.hero .eyebrow{font-size:8px;letter-spacing:1px}.intro{font-size:12px}.hero-aside{display:none}.sectionbar{font-size:8px;gap:10px;line-height:1.6}.sectionbar div{gap:14px}.sectionbar>span{max-width:100px;text-align:right}.workspace{grid-template-columns:1fr;gap:18px}.builder{padding:22px}.builder h2{max-width:none}.builder .panel-heading{margin-bottom:10px}.identity{margin-top:18px}.avatar-picker{margin-bottom:20px}.rule-grid{grid-template-columns:1fr 1fr}.chart-heading h2{font-size:18px}.chart-heading{padding:18px 16px 0}.quote strong{font-size:20px}.quote span{font-size:7px}.chart-wrap,#chart{min-height:210px}#chart-empty strong{font-size:20px}#chart-empty .empty-symbol{font-size:32px}.chart-legend{gap:10px;flex-wrap:wrap}.playback{flex-wrap:wrap}.agent-cards{grid-template-columns:1fr 1fr}.agent-card{border-bottom:1px solid var(--line);padding:14px}.card-top{flex-direction:row;align-items:center}.agent-card:nth-child(2){border-right:0}.agent-card .value{font-size:21px}.card-stats{font-size:10px}.round strong{font-size:10px}.round .round-icon{display:none}.round-panel h2{font-size:17px}.lower-grid{grid-template-columns:1fr}.round-footer .text-button{font-size:10px}#opponents{grid-template-columns:1fr}.results{padding:18px}.results h2{font-size:24px}.how{grid-template-columns:1fr;gap:22px;padding:36px 0;margin-top:36px}.how h2{font-size:40px}.how-steps article{padding:18px 0}.launch{display:block;padding:26px}.launch h2{font-size:30px}.launch>div+div{margin-top:24px}footer{padding:28px 18px;flex-wrap:wrap}footer p{font-size:9px}.notice{top:5px}.speed-label{margin-left:auto}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.demo-brand-wordmark{display:block;width:222px;height:auto}.topbar .brand{letter-spacing:0}.topbar{height:88px}.brandmark{background:none;padding:0;border-radius:0}.hero h1{font-weight:600}.hero h1 span{color:var(--acid)}@media(max-width:760px){.demo-brand-wordmark{width:180px}.topbar{height:74px}}

/* StratDuel keeps the synthetic playground visibly part of the same product. */
.hero h1{font-size:clamp(35px,4.1vw,61px);line-height:1.08;letter-spacing:-2.5px}.hero-aside{border-left-color:#94d9ef35}.hero-aside .mini-label{color:var(--brand-rival)}.demo-brand-wordmark{width:235px}.primary{box-shadow:inset 0 1px 0 #efffc859}@media(max-width:760px){.hero h1{font-size:clamp(29px,8.6vw,52px);letter-spacing:-1.6px}.demo-brand-wordmark{width:186px}}