@font-face{font-family:Outfit;src:url(/fonts/outfit.woff2)format("woff2");font-display:swap;font-weight:200 700}@font-face{font-family:Work Sans;src:url(/fonts/work-sans.woff2)format("woff2");font-display:swap;font-weight:400 700}:root{--bg:#080909;--panel:#101514;--panel2:#111a1a;--text:#f3f4f0;--muted:#aeb6b3;--cyan:#a2dedc;--cyan2:#c7ddda;--blue:#92b5ff;--gold:#c8a261;--line:#c7d3d329;--danger:#ff8d8d;--ok:#b6e5bd;--radius:22px;--radius-sm:14px;--shadow:0 24px 70px #0008}*{box-sizing:border-box}html{background:var(--bg);color:var(--text);font-family:Work Sans,sans-serif}body{background:radial-gradient(circle at 75% 10%,#182526 0,transparent 32%),var(--bg);min-height:100vh;color:var(--text);margin:0}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}.skip-link{z-index:999;background:var(--text);color:var(--bg);border-radius:10px;padding:12px 16px;position:fixed;top:-80px;left:16px}.skip-link:focus{top:16px}:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}.shell{min-height:100vh}.topbar{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);z-index:50;background:#080909d9;align-items:center;height:76px;padding:0 4vw;display:flex;position:sticky;top:0}.brand{letter-spacing:.04em;align-items:center;gap:10px;font:500 18px/1 Outfit;display:flex}.brand-mark{border:1px solid #f3f4f06c;border-radius:50%;place-items:center;width:40px;height:40px;display:grid;position:relative}.brand-mark:after{content:"";background:var(--cyan);width:8px;height:8px;box-shadow:0 0 18px var(--cyan);border-radius:50%;position:absolute;bottom:5px;right:4px}.topnav{align-items:center;gap:8px;margin-left:auto;display:flex}.topnav a,.topnav button{min-height:42px;color:var(--muted);background:0 0;border:1px solid #0000;border-radius:999px;padding:9px 14px}.topnav a:hover,.topnav button:hover{border-color:var(--line);color:var(--text)}main{min-height:calc(100vh - 76px)}.landing{position:relative;overflow:hidden}.landing-grid{grid-template-columns:minmax(420px,.88fr) minmax(500px,1.12fr);align-items:center;gap:4vw;min-height:calc(100vh - 76px);padding:5vw 4vw;display:grid}.kicker{letter-spacing:.19em;text-transform:uppercase;color:var(--cyan2);margin:0 0 22px;font-size:11px;font-weight:600}.hero h1,.page-title{letter-spacing:-.055em;margin:0;font-family:Outfit,sans-serif;font-weight:300;line-height:.94}.hero h1{font-size:clamp(64px,8vw,128px)}.hero h1 span{color:var(--cyan);display:block}.hero p{color:var(--muted);max-width:560px;margin:30px 0;font-size:clamp(18px,1.35vw,23px);line-height:1.65}.hero-actions{flex-wrap:wrap;gap:14px;display:flex}.btn{border:1px solid var(--line);color:#080909;cursor:pointer;background:#f3f4f0;border-radius:999px;justify-content:center;align-items:center;gap:10px;min-height:50px;padding:0 22px;font-weight:650;display:inline-flex}.btn.secondary{color:var(--text);background:0 0}.btn.ghost{color:var(--text);border-color:var(--line);background:#101514}.btn.cyan{background:var(--cyan);color:#071313;border-color:var(--cyan)}.btn:disabled{opacity:.45;cursor:not-allowed}.mini-note{color:#7f8986;margin-top:24px;font-size:12px}.landing-room{border:1px solid var(--line);height:min(72vh,720px);min-height:480px;box-shadow:var(--shadow);background:linear-gradient(140deg,#101514,#080909);border-radius:30px;position:relative;overflow:hidden}.page{max-width:1600px;margin:0 auto;padding:46px 4vw 80px}.page-head{justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:36px;display:flex}.page-title{font-size:clamp(42px,5vw,74px)}.page-subtitle{color:var(--muted);max-width:720px;line-height:1.7}.eyebrow{letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px;font:600 11px/1.4 Work Sans}.card{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,#111817e8,#0d1111e8);box-shadow:0 16px 48px #0003}.card-pad{padding:24px}.metric{letter-spacing:-.04em;font-family:Outfit;font-size:40px;font-weight:350}.muted{color:var(--muted)}.grid{gap:18px;display:grid}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.stack{flex-direction:column;gap:16px;display:flex}.progress-track{background:#202a28;border-radius:999px;height:8px;overflow:hidden}.progress-track span{background:linear-gradient(90deg,var(--cyan),#f3f4f0);border-radius:999px;height:100%;display:block}.status-pill{border:1px solid var(--line);color:var(--muted);border-radius:999px;align-items:center;gap:8px;padding:7px 11px;font-size:12px;display:inline-flex}.status-pill.ok{color:var(--ok)}.status-pill.warn{color:#f4cc8f}.status-pill.locked{opacity:.6}.sequence-list{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:24px;display:grid}.sequence-step{border:1px solid var(--line);background:#0d1211;border-radius:18px;flex-direction:column;justify-content:space-between;min-height:170px;padding:22px;display:flex}.sequence-step.current{border-color:#a2dedc77;box-shadow:inset 0 0 0 1px #a2dedc22}.sequence-step.locked{opacity:.58}.sequence-step h3{margin:10px 0;font:400 24px/1.1 Outfit}.sequence-step small{color:var(--muted)}.auth-wrap{place-items:center;min-height:100vh;padding:24px;display:grid}.auth-card{border:1px solid var(--line);width:min(100%,470px);box-shadow:var(--shadow);background:#0d1211ee;border-radius:28px;padding:32px}.auth-card h1{margin:22px 0 10px;font:350 42px/1 Outfit}.form-field{flex-direction:column;gap:8px;margin-top:18px;display:flex}.form-field label{color:var(--muted);font-size:13px}.form-field input,.form-field select,.form-field textarea{border:1px solid var(--line);color:var(--text);background:#080909;border-radius:14px;min-height:48px;padding:13px 14px}.form-error{color:#ffb6b6;margin-top:14px;font-size:13px}.demo-box{border:1px solid var(--line);color:var(--muted);border-radius:14px;margin:18px 0;padding:15px 16px;font-size:13px;line-height:1.7}.demo-box code{color:var(--cyan)}.activity-layout{grid-template-rows:minmax(0,1fr) auto;grid-template-columns:340px minmax(0,1fr);height:calc(100vh - 76px);display:grid;overflow:hidden}.mission-panel{border-right:1px solid var(--line);background:#0a0d0d;grid-area:1/1/3;padding:22px;overflow:auto}.mission-panel h1{margin:8px 0 14px;font:350 29px/1.08 Outfit}.mission-panel p{color:var(--muted);line-height:1.65}.objective-box{border:1px solid var(--line);background:#101514;border-radius:14px;margin:18px 0;padding:16px}.objective-box strong{text-transform:uppercase;letter-spacing:.12em;color:var(--cyan);font-size:12px}.mission-tabs{flex-wrap:wrap;gap:7px;margin:14px 0;display:flex}.mission-tabs button{border:1px solid var(--line);width:32px;height:32px;color:var(--muted);background:#0e1312;border-radius:50%}.mission-tabs button.active{background:var(--cyan);color:#081010;border-color:var(--cyan)}.hint-box{border-left:2px solid var(--gold);color:#e7d9bb;background:#16130d;margin-top:18px;padding:15px;font-size:13px;line-height:1.6}.main-lab{background:#080909;grid-area:1/2;min-width:0;min-height:0;padding:14px}.answer-bar{border-top:1px solid var(--line);background:#0a0e0d;grid-area:2/2;align-items:center;gap:16px;min-height:130px;padding:14px 18px;display:flex}.feedback{flex:1;min-width:0}.feedback strong{margin-bottom:5px;display:block}.feedback p{color:var(--muted);margin:0;font-size:13px;line-height:1.55}.chain-builder{flex-wrap:wrap;gap:8px;display:flex}.chain-builder .token{color:var(--cyan);background:#111b1a;border:1px solid #a2dedc55;border-radius:999px;padding:7px 11px;font-size:12px}.room-shell{border:1px solid var(--line);background:#080909;border-radius:20px;height:100%;min-height:360px;position:relative;overflow:hidden}.room-toolbar{border-bottom:1px solid var(--line);height:46px;color:var(--muted);background:#0c1110;justify-content:space-between;align-items:center;padding:0 12px 0 16px;font-size:12px;display:flex}.status-dot{background:var(--cyan);width:7px;height:7px;box-shadow:0 0 12px var(--cyan);border-radius:50%;margin-right:7px;display:inline-block}.room-actions{gap:6px;display:flex}.room-actions button{border:1px solid var(--line);color:var(--muted);background:#111716;border-radius:999px;padding:5px 9px;font-size:11px}.room-label{white-space:nowrap;color:#f3f4f0;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#080909d9;border:1px solid #c7d3d329;border-radius:999px;padding:5px 8px;font-size:11px;line-height:1;display:block}.room-canvas{height:calc(100% - 46px);position:relative}.room-loading{height:100%;color:var(--muted);place-items:center;display:grid}.accessible-equipment{width:1px;height:1px;position:absolute;top:auto;left:-10000px;overflow:hidden}.accessible-equipment:focus-within{z-index:20;border:1px solid var(--cyan);background:#080909;width:auto;height:auto;padding:10px;top:58px;left:12px}.accessible-equipment button{display:block}.fallback-room{background:radial-gradient(circle at 70% 30%,#1c2d2b,#080909 65%);height:100%;padding:24px;position:relative}.fallback-grid{z-index:2;grid-template-columns:repeat(3,1fr);align-content:center;gap:13px;height:100%;display:grid;position:relative}.eq-chip{border:1px solid var(--line);color:var(--text);text-align:left;background:#101514;border-radius:14px;padding:14px}.eq-chip.selected{border-color:var(--cyan);box-shadow:0 0 0 1px #a2dedc55}.eq-chip span{display:block}.eq-chip small{color:var(--muted)}.fallback-lines{width:100%;height:100%;color:var(--cyan);opacity:.4;position:absolute;inset:0}.inspector{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--line);z-index:10;background:#080909eb;border-radius:16px;width:min(320px,42%);padding:16px;position:absolute;bottom:16px;right:16px}.inspector h3{margin:0 0 6px;font:400 20px Outfit}.inspector p{color:var(--muted);font-size:12px;line-height:1.55}.io-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.io-box{background:#101514;border-radius:10px;padding:10px}.io-box strong{color:var(--cyan);text-transform:uppercase;letter-spacing:.08em;font-size:10px}.io-box span{color:var(--muted);margin-top:4px;font-size:11px;display:block}.sim-layout{grid-template-columns:minmax(0,1fr) 360px;gap:14px;height:100%;display:grid}.control-panel{border:1px solid var(--line);background:#0d1211;border-radius:20px;padding:18px;overflow:auto}.control-panel h3{margin:0 0 16px;font:400 24px Outfit}.control{margin:18px 0}.control label{color:var(--muted);justify-content:space-between;gap:12px;font-size:13px;display:flex}input[type=range]{accent-color:#a2dedc;width:100%}.switch-row{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:12px 0;display:flex}.switch{appearance:none;cursor:pointer;background:#26302e;border-radius:999px;width:44px;height:24px;position:relative}.switch:after{content:"";background:#d9dfdd;border-radius:50%;width:18px;height:18px;transition:all .2s;position:absolute;top:3px;left:3px}.switch:checked{background:#4c7e79}.switch:checked:after{transform:translate(20px)}.chain-view{align-items:center;gap:7px;padding:14px 0;display:flex;overflow:auto}.chain-node{border:1px solid var(--line);background:#101514;border-radius:12px;min-width:112px;padding:10px}.chain-node strong{text-transform:uppercase;letter-spacing:.07em;font-size:11px}.chain-node small{color:var(--muted);margin-top:5px;display:block}.arrow{color:var(--cyan)}.chronogram{border:1px solid var(--line);background:#080909;border-radius:14px;width:100%;height:150px}.chrono-label{fill:#aeb6b3;font-size:10px}.chrono-line{stroke:#a2dedc;stroke-width:2px;fill:none}.chrono-grid{stroke:#27302e;stroke-width:1px}.rule-editor{grid-template-columns:1fr 1fr;gap:14px;height:100%;display:grid}.rule-panel,.state-panel{border:1px solid var(--line);background:#0d1211;border-radius:20px;padding:18px;overflow:auto}.block-row{flex-wrap:wrap;align-items:center;gap:9px;margin:12px 0;display:flex}.logic-block{color:var(--cyan);background:#101b19;border:1px solid #a2dedc55;border-radius:12px;padding:11px 13px;font-size:13px}.logic-block select{color:var(--text);background:0 0;border:0;outline:0}.logic-block select option{background:#101514}.state-diagram{justify-content:space-around;align-items:center;gap:18px;min-height:240px;display:flex;position:relative}.state-node{text-align:center;border:1px solid var(--line);z-index:2;background:#101514;border-radius:50%;place-items:center;width:105px;height:105px;padding:10px;display:grid;position:relative}.state-node.active{border-color:var(--cyan);box-shadow:0 0 35px #a2dedc20}.state-edge{color:var(--muted);text-align:center;max-width:100px;font-size:11px}.scenario-list{gap:9px;display:grid}.scenario{border:1px solid var(--line);border-radius:13px;justify-content:space-between;align-items:center;gap:10px;padding:12px;display:flex}.scenario.pass{border-color:#7fc78c55}.scenario.fail{border-color:#e6909055}.teacher-table{border-collapse:collapse;width:100%}.teacher-table th,.teacher-table td{border-bottom:1px solid var(--line);text-align:left;padding:14px 10px;font-size:13px}.teacher-table th{text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-size:10px;font-weight:600}.teacher-table td:first-child{font-weight:600}.cell-progress{align-items:center;gap:8px;display:flex}.mini-bar{background:#26302e;border-radius:10px;width:64px;height:5px;overflow:hidden}.mini-bar i{background:var(--cyan);height:100%;display:block}.live-list{gap:10px;display:grid}.live-row{border:1px solid var(--line);background:#0d1211;border-radius:14px;grid-template-columns:1.2fr 1fr 1fr .7fr .8fr;align-items:center;gap:14px;padding:14px;display:grid}.alert{color:#f4cc8f}.mastery-grid{grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.mastery-card{border:1px solid var(--line);border-radius:16px;padding:18px}.mastery-card b{color:var(--cyan);font:400 30px Outfit}.mastery-card p{color:var(--muted);font-size:12px;line-height:1.5}.journal-entry{border-bottom:1px solid var(--line);padding:14px 0}.journal-entry strong{margin-bottom:5px;display:block}.journal-entry p{color:var(--muted);margin:0;font-size:13px}.badge-row{flex-wrap:wrap;gap:10px;display:flex}.badge{border:1px solid var(--line);border-radius:999px;align-items:center;gap:10px;padding:8px 12px;font-size:12px;display:flex}.badge span:first-child{color:var(--cyan);font-size:18px}.project-grid{grid-template-columns:360px minmax(0,1fr);gap:16px;display:grid}.project-config{border:1px solid var(--line);background:#0d1211;border-radius:20px;padding:18px}.choice{border-bottom:1px solid var(--line);align-items:flex-start;gap:10px;padding:10px 0;display:flex}.choice input{accent-color:#a2dedc;margin-top:4px}.project-results{flex-direction:column;gap:14px;display:flex}.report{color:#111;background:#f7f7f3;border-radius:20px;min-height:500px;padding:38px}.report h1,.report h2{font-family:Outfit}.report-table{border-collapse:collapse;width:100%}.report-table th,.report-table td{text-align:left;border-bottom:1px solid #ddd;padding:8px;font-size:12px}@media (max-width:1100px){.landing-grid{grid-template-columns:1fr;padding-top:8vw}.landing-room{height:58vh}.grid-4,.sequence-list{grid-template-columns:repeat(2,1fr)}.activity-layout{grid-template-columns:290px minmax(0,1fr)}.sim-layout{grid-template-columns:1fr}.control-panel{max-height:270px}.rule-editor,.project-grid{grid-template-columns:1fr}.mastery-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:760px){.topbar{height:66px;padding:0 18px}.topnav a:not(.keep){display:none}.landing-grid{padding:60px 20px;display:block}.hero h1{font-size:60px}.landing-room{height:52vh;min-height:400px;margin-top:35px}.page{padding:32px 18px 60px}.page-head{display:block}.grid-4,.grid-3,.grid-2,.sequence-list{grid-template-columns:1fr}.activity-layout{flex-direction:column;height:auto;display:flex;overflow:visible}.mission-panel{border-right:0;border-bottom:1px solid var(--line);max-height:none}.main-lab{height:70vh;min-height:540px}.answer-bar{min-height:unset;flex-direction:column;align-items:stretch}.sim-layout{flex-direction:column;display:flex}.room-shell{min-height:450px}.rule-editor{flex-direction:column;display:flex}.teacher-table{white-space:nowrap;display:block;overflow-x:auto}.live-row{grid-template-columns:1fr 1fr}.live-row>:nth-child(n+3){font-size:12px}.mastery-grid{grid-template-columns:1fr}.project-grid{display:block}.project-config{margin-bottom:14px}.report{padding:22px}.topnav{gap:0}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@media print{.topbar,.no-print,.mission-panel,.room-toolbar{display:none!important}body{color:#000!important;background:#fff!important}.report{box-shadow:none;border:0;border-radius:0;padding:0}.page{max-width:none;padding:0}}.state-edge{flex-direction:column;align-items:center;gap:7px;display:flex}.state-edge select{max-width:150px;color:var(--text);border:1px solid var(--line);background:#101514;border-radius:9px;padding:7px;font-size:11px}.state-edge span{color:var(--cyan);font-size:18px}