:root{color-scheme:dark;--green:#a3f548;--bg:#0a0e0c;--panel:#151c18;--line:#29362d;--muted:#9eaaa1}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 85% 0,#183b20 0,transparent 34%),var(--bg);font:15px/1.5 Arial,Helvetica,sans-serif;color:#f2f7f2}button{font:inherit;cursor:pointer;border:1px solid var(--line);background:#202b23;color:#f5fff5;border-radius:11px;padding:10px 15px}button:hover{border-color:var(--green)}button:disabled{opacity:.35;cursor:not-allowed}.shell{max-width:1260px;margin:auto;padding:20px 28px}header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:10px 0 24px}.logo{display:flex;align-items:baseline;gap:13px}.logo>span{font-size:30px;font-weight:900;letter-spacing:-2px;color:var(--green)}.logo small{font-size:17px;letter-spacing:1px;font-weight:800}.logo b{font-weight:400}.badge,.chip{color:var(--green);background:#1b3020;border:1px solid #365e3a;padding:8px 12px;border-radius:30px;font-size:11px;font-weight:800;letter-spacing:1px}.hero{padding:48px 0 30px;display:flex;align-items:flex-end;justify-content:space-between;gap:25px}.eyebrow,small{color:var(--muted)}.eyebrow{color:var(--green);font-size:12px;font-weight:700;letter-spacing:2px}h1{font-size:clamp(32px,4.5vw,60px);line-height:1.12;letter-spacing:-2px;margin:14px 0}h1 em{font-style:normal;color:var(--green)}.hero p{max-width:680px;color:var(--muted)}.stats{display:flex;gap:14px}.stats div{min-width:160px;background:#152219;padding:17px;border:1px solid var(--line);border-radius:16px}.stats b{display:block;font-size:24px}.stats small{font-size:11px}nav{display:flex;gap:9px;border-bottom:1px solid var(--line);padding:10px 0 20px;margin-bottom:22px}nav button{background:transparent;border-color:transparent}nav .active{background:var(--green);color:#0d1b0b;font-weight:800}.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.panel{background:linear-gradient(145deg,#19221c,#111713);border:1px solid var(--line);border-radius:19px;padding:22px;min-width:0}.wide{grid-column:1/-1}.panelhead{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:22px}.panelhead small{font-size:10px;letter-spacing:2px}.panel h2{margin:2px 0;font-size:23px}.dashboard{background:linear-gradient(130deg,#090e0d,#18241c);border:8px solid #2d3930;border-radius:30px;padding:30px;text-align:center;box-shadow:inset 0 0 45px #000}.speed strong{font-size:95px;line-height:1;letter-spacing:-7px}.speed span{display:block;color:var(--green);font-size:14px}.dashrow{display:grid;grid-template-columns:1fr 1fr;gap:3px 15px;margin-top:24px;text-align:left}.dashrow span{color:var(--muted);font-size:10px}.dashrow b{font-size:17px}.control{display:flex;justify-content:space-between;flex-wrap:wrap;margin-top:25px}.control input{width:100%;accent-color:var(--green);margin:17px 0}.controls,.clock,.switch,.tacho-buttons{display:flex;gap:8px}.controls button{flex:1}.danger{background:#472a2a}.clock{align-items:center;flex-wrap:wrap;margin-top:22px}.clock span{margin-right:auto;color:var(--muted)}.selected,.activity .chosen{background:var(--green)!important;color:#10210c!important;font-weight:800}.switch button{font-size:12px;padding:8px}.tacho{border-radius:18px;border:8px solid #303a37;background:linear-gradient(135deg,#333d38,#151c19);padding:15px}.tacho-brand{display:flex;justify-content:space-between;font-size:11px;font-weight:bold;color:#d7e5dd}.tacho-brand span{font-size:8px;color:#e6ad6a}.lcd{font:18px/1.6 'Courier New',monospace;background:#9eaf9e;color:#122c20;padding:18px;margin:18px 5px;border:6px solid #141b18;border-radius:6px;min-height:145px}.lcd div{display:flex;justify-content:space-between;gap:8px}.lcd div:nth-child(2){font-size:14px}.tacho-buttons{justify-content:space-between;flex-wrap:wrap}.tacho-buttons button{border-radius:30px;background:#111916;min-width:45px;padding:10px}.card{width:100%;margin-top:14px;background:#304237}.activity{margin-top:20px}.activity>div{display:flex;gap:7px;margin-top:9px;flex-wrap:wrap}.activity button{flex:1;font-size:12px}.warning{margin-top:15px;padding:12px;border-radius:10px;background:#3d321d;color:#e8c784;font-size:12px}.progress{display:grid;grid-template-columns:1fr 1fr;gap:35px}.progress>div{display:grid;grid-template-columns:1fr auto;gap:12px}.progress span,.muted{color:var(--muted)}.bar{height:9px;background:#344138;border-radius:10px;grid-column:1/-1;overflow:hidden}.bar i{display:block;height:100%;background:var(--green)}.muted{font-size:13px}.table{margin:20px 0}.tr{display:grid;grid-template-columns:2fr 1fr 1fr;padding:12px;border-bottom:1px solid var(--line)}.heading{color:var(--green);font-weight:bold}.outline{background:transparent}.missions{display:grid;gap:12px}.mission{width:100%;display:flex;align-items:center;text-align:left;gap:18px;padding:18px}.mission>span{background:var(--green);color:#14210c;border-radius:50%;width:38px;height:38px;display:grid;place-items:center;font-weight:bold}.mission div{flex:1}.mission small{display:block}.mission strong{font-size:11px;color:var(--green)}.current{border-color:var(--green)}footer{padding:32px 0;color:#778b7b;font-size:12px;text-align:center}@media(max-width:850px){.hero{display:block}.stats{margin-top:20px}.grid{grid-template-columns:1fr}.wide{grid-column:auto}.progress{grid-template-columns:1fr}}@media(max-width:520px){.shell{padding:12px}.logo{display:block}.logo>span{font-size:25px}.logo small{display:block}.badge{font-size:9px}.stats div{min-width:0;flex:1}.stats b{font-size:19px}.panel{padding:14px}.lcd{font-size:14px;padding:10px}.speed strong{font-size:75px}nav button{padding:9px;font-size:12px}.mission{gap:9px}.mission strong{font-size:9px}}

.import-button{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border:1px solid #657b70;border-radius:10px;cursor:pointer;font-weight:700;background:#173c2a;color:#fff}.import-button input{display:none}
.quiz-list{display:grid;gap:16px;margin:22px 0}.quiz-question{border:1px solid #2c3935;border-radius:14px;padding:18px;background:#111b18}.quiz-question h3{margin:0 0 14px;font-size:17px}.quiz-answers{display:flex;gap:9px;flex-wrap:wrap}.quiz-answers button{flex:1 1 180px;min-height:45px}.quiz-answers button.correct{border-color:#43d781;background:#18452f}.quiz-answers button.incorrect{border-color:#e96d6d;background:#512525}.quiz-good{color:#7ce5a2}.quiz-bad{color:#f1a4a4}

.panel input:not([type=range]):not([type=file]){display:block;width:100%;padding:12px;margin:9px 0 16px;background:#0e1614;border:1px solid #456057;border-radius:10px;color:white;font:inherit}.studentrow{display:flex;gap:12px;align-items:center;flex-wrap:wrap;border-top:1px solid #385045;padding:14px 0}.studentrow small{flex:1;min-width:120px;color:#b6c7c0}.studentrow button{margin-left:auto}