:root{--bg:#13161a;--bg2:#1b1f25;--panel:#20262d;--panel2:#29313a;--line:#343d47;--fg:#e9edf1;--mut:#9aa6b2;--acc:#f5c400;--acc2:#2f9bff;--ok:#3ccf6e;--warn:#f0a020;--bad:#ff4d4d;--r:12px;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--fg);font-family:var(--font);margin:0;font-size:15px}body{overflow:hidden}#app{position:fixed;inset:0}a{color:var(--acc2)}h1,h2,h3,h4{letter-spacing:-.01em;margin:0 0 .5em;font-weight:650}p{margin:0 0 .8em;line-height:1.55}.muted{color:var(--mut);font-size:.92em}.hidden{display:none!important}.btn{font:inherit;border:1px solid var(--line);background:var(--panel2);color:var(--fg);cursor:pointer;border-radius:9px;padding:.55em 1em;transition:background .15s,border-color .15s,transform 50ms}.btn:hover{background:#303a45;border-color:#4b5663}.btn:active{transform:translateY(1px)}.btn.primary{background:var(--acc);color:#111;border-color:var(--acc);font-weight:650}.btn.primary:hover{background:#ffd633}.btn.blue{background:var(--acc2);border-color:var(--acc2);color:#fff;font-weight:600}.btn.danger{background:#5a1f22;border-color:#8a2c30}.btn.ghost{background:0 0}.btn.sm{padding:.35em .7em;font-size:.9em}.btn:disabled{opacity:.45;cursor:default}input[type=range]{accent-color:var(--acc);width:100%}.range{align-items:center;gap:1em;margin:1em 0;display:flex}.range b{min-width:5em;color:var(--acc);font-size:1.3em}.chk{align-items:center;gap:.5em;display:flex}.tag{background:var(--panel2);color:var(--mut);border:1px solid var(--line);border-radius:6px;padding:.1em .5em;font-size:.82em;display:inline-block}.tag.y{color:var(--acc);background:#3a3210;border-color:#5a4c12}.tag.g{color:var(--ok);background:#143322;border-color:#1e5233}.tag.r{color:var(--bad);background:#3a1416;border-color:#5c1f22}.toasts{z-index:1000;pointer-events:none;flex-direction:column;gap:8px;width:min(640px,92vw);display:flex;position:fixed;top:64px;left:50%;transform:translate(-50%)}.toast{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--acc2);opacity:0;border-radius:10px;padding:.7em 1em;transition:all .3s;transform:translateY(-8px);box-shadow:0 8px 30px #0008}.toast.in{opacity:1;transform:none}.toast.ok{border-left-color:var(--ok)}.toast.warn{border-left-color:var(--warn)}.toast.bad{border-left-color:var(--bad)}.modal-back{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:900;opacity:0;background:#0009;place-items:center;transition:opacity .2s;display:grid;position:fixed;inset:0}.modal-back.in{opacity:1}.modal{background:var(--bg2);border:1px solid var(--line);border-radius:16px;flex-direction:column;width:min(560px,94vw);max-height:90vh;display:flex;box-shadow:0 30px 80px #000a}.modal.wide{width:min(860px,96vw)}.modal-head{justify-content:space-between;align-items:center;padding:1em 1.2em .4em;display:flex}.modal-head h2{margin:0;font-size:1.25em}.modal-head .x{color:var(--mut);cursor:pointer;background:0 0;border:0;font-size:1.6em}.modal-body{padding:.4em 1.2em 1em;overflow:auto}.modal-foot{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:flex-end;gap:.5em;padding:.8em 1.2em 1.1em;display:flex}.shock-grid{grid-template-columns:repeat(3,1fr);gap:.6em;margin:1em 0;display:grid}.shock-grid div{background:var(--panel);text-align:center;border-radius:10px;padding:.8em}.shock-grid b{color:var(--bad);font-size:1.5em;display:block}.shock-grid span{color:var(--mut);font-size:.8em}.ws,.ws-stage{position:absolute;inset:0}.stage-canvas{display:block}.stage-labels{pointer-events:none;position:absolute;inset:0}.lbl{color:#fff;white-space:nowrap;background:#000b;border-radius:5px;padding:2px 6px;font-size:11px}.lbl.big{color:#111;background:#f5c400;font-size:13px;font-weight:650}.ws-hud{pointer-events:none;position:absolute;inset:0}.ws-hud>*{pointer-events:auto}.ws-top{background:linear-gradient(#13161af0,#13161ac0);border-bottom:1px solid #ffffff10;align-items:center;gap:.8em;height:52px;padding:0 12px;display:flex;position:absolute;top:0;left:0;right:0}.ws-title{white-space:nowrap;text-overflow:ellipsis;flex:1;font-weight:650;overflow:hidden}.ws-actions{gap:.4em;display:flex}.ws-side{flex-direction:column;gap:10px;width:330px;max-height:calc(100% - 190px);display:flex;position:absolute;top:64px;left:12px;overflow:auto}.ws-side>div:empty{display:none}.ws-brief,.ws-obj,.ws-hint{border:1px solid var(--line);border-radius:var(--r);background:#1b1f25e8;padding:.8em 1em;font-size:.93em}.ws-brief p:last-child{margin:0}.ws-obj ul{margin:0;padding:0;list-style:none}.ws-obj li{gap:.5em;padding:.25em 0;line-height:1.35;display:flex}.ws-obj li.done{color:var(--ok)}.ws-obj li.opt{color:var(--mut)}.ws-obj .ck{flex:none;width:1.1em}.hint b{color:var(--acc)}.ws-belt{border:1px solid var(--line);background:#13161ae8;border-radius:14px;gap:6px;padding:6px;display:flex;position:absolute;bottom:12px;left:50%;transform:translate(-50%)}.tool{background:var(--panel);border:1px solid var(--line);width:64px;height:60px;color:var(--fg);cursor:pointer;font:inherit;border-radius:10px;flex-direction:column;justify-content:center;align-items:center;display:flex;position:relative}.tool .ic{font-size:22px;line-height:1}.tool .k{color:var(--mut);font-size:10px;position:absolute;top:3px;left:6px}.tool .nm{color:var(--mut);white-space:nowrap;text-overflow:ellipsis;max-width:60px;margin-top:4px;font-size:9.5px;overflow:hidden}.tool.on{border-color:var(--acc);background:#3a3210}.tool.on .nm{color:var(--acc)}.ws-insp{border:1px solid var(--line);border-radius:var(--r);pointer-events:none;background:#1b1f25ee;width:300px;padding:.8em 1em;font-size:.9em;line-height:1.45;position:absolute;top:64px;right:12px}.ws-insp h4{margin-bottom:.3em}.prod{border-top:1px solid var(--line);flex-direction:column;gap:2px;margin-top:.6em;padding-top:.6em;display:flex}.prod .ei{color:#ff6b3d;letter-spacing:.03em;text-transform:uppercase;font-size:.75em;font-weight:700}.ws-instr{width:300px;position:absolute;bottom:96px;right:12px}.dev{border:2px solid #0003;border-radius:18px;padding:14px;box-shadow:0 12px 40px #0009}.dev .brand{letter-spacing:.12em;opacity:.75;margin-bottom:8px;font-size:10px;font-weight:800}.dev.tester{color:#111;background:linear-gradient(#f5c400,#d9ad00)}.dev.meter,.dev.ins,.dev.inst{color:#111;background:linear-gradient(#f5c400,#d6aa00)}.dev.ins{background:linear-gradient(#f5c400,#cfa400)}.dev.inst{color:#fff;background:linear-gradient(#e85d2a,#c94a1e)}.lcd{color:#1a1f14;text-align:right;background:#c9d4b8;border-radius:8px;min-height:54px;padding:8px 12px;font-family:SF Mono,Menlo,Consolas,monospace;font-size:30px;font-weight:700;box-shadow:inset 0 2px 6px #0005}.lcd.small{text-align:left;font-size:13px;line-height:1.5}.leds{gap:4px;margin:10px 0 6px;display:flex}.led{text-align:center;color:#222;background:#3338;border-radius:4px;flex:1;padding:5px 0;font-size:10px;font-weight:700}.led.on{color:#032;background:#3ccf6e;box-shadow:0 0 10px #3ccf6e}.led.hot{color:#fff;background:#ff3b30;box-shadow:0 0 12px #ff3b30}.danger{opacity:.25;text-align:center;padding:3px;font-size:12px;font-weight:800}.danger.on{opacity:1;color:#fff;background:#b00;border-radius:4px}.probes{flex-direction:column;gap:2px;margin-top:8px;font-size:11.5px;display:flex}.probes .red{color:#a00}.probes .blk{color:#111}.dev.inst .probes .red,.dev.inst .probes .blk{color:#fff}.modes{gap:6px;margin-top:8px;display:flex}.modes .btn.ghost{color:#111;border-color:#0004}.dev .muted{color:#333;margin:8px 0 0;font-size:11px}.dev.inst .muted{color:#fff9}.verdict{border-radius:5px;margin-top:6px;padding:4px 6px;font-size:12px;font-weight:700}.verdict.ok{color:#fff;background:#1c6b38}.verdict.bad{color:#fff;background:#b00}.beep{margin-top:6px;font-weight:700}.ws-log{border:1px solid var(--line);background:#13161ad8;border-radius:10px;width:330px;max-height:110px;padding:6px 8px;font-size:11.5px;position:absolute;bottom:12px;left:12px;overflow:auto}.ws-log .l{color:var(--mut);padding:1px 0}.ws-log .l .t{color:#5c6772;margin-right:6px;font-family:monospace}.ws-log .l.ok{color:var(--ok)}.ws-log .l.warn{color:var(--warn)}.ws-log .l.bad{color:var(--bad)}.help ul{padding-left:1.2em}.help li{margin:.35em 0;line-height:1.4}.report .score{color:var(--acc);font-size:3em;font-weight:800}.report .stars{letter-spacing:.1em;font-size:2em}.report ul{padding-left:1.2em}.report li{margin:.3em 0;line-height:1.4}.report li.ok{color:var(--ok)}.report li.warn{color:var(--warn)}.report li.bad{color:var(--bad)}.report .sec{margin:1em 0}.ws-views{flex-wrap:wrap;justify-content:center;gap:4px;max-width:50vw;display:flex;position:absolute;top:58px;left:50%;transform:translate(-50%)}.ws-views .btn{background:#13161ad0;font-size:.8em}.ws-side{transition:transform .25s,opacity .25s}.ws-side.collapsed{opacity:0;pointer-events:none;transform:translate(-110%)}.ws-collapse{border:1px solid var(--line);width:22px;height:40px;color:var(--mut);cursor:pointer;background:#1b1f25e8;border-radius:0 8px 8px 0;transition:left .25s;position:absolute;top:64px;left:346px}.ws-side.collapsed+.ws-collapse{left:0}.inv{border:1px solid var(--line);border-radius:var(--r);background:#1b1f25ee;width:300px;max-height:calc(100% - 200px);padding:10px 12px;font-size:.88em;position:absolute;top:64px;right:12px;overflow:auto}.ws-hud:has(.inv) .ws-insp{right:324px}.ws-hud:has(.inv) .ws-instr{right:324px}.inv h4{color:var(--mut);margin:6px 0;font-size:.95em}.inv-list{flex-direction:column;gap:4px;display:flex}.inv-item{text-align:left;background:var(--panel);border:1px solid var(--line);color:var(--fg);cursor:pointer;font:inherit;border-radius:8px;flex-direction:column;gap:2px;padding:6px 8px;display:flex}.inv-item span{color:var(--mut);font-size:.88em}.inv-item.on{border-color:var(--acc);background:#3a3210}.inv-item:disabled{opacity:.4}.inv-wires{grid-template-columns:repeat(3,1fr);gap:4px;display:grid}.wire-chip{background:var(--panel);border:1px solid var(--line);color:var(--fg);cursor:pointer;font:inherit;border-radius:7px;align-items:center;gap:6px;padding:4px 6px;font-size:.85em;display:flex}.wire-chip.on{border-color:var(--acc)}.wire-chip i{border-radius:4px;width:22px;height:8px;display:inline-block}.wire-chip i.brown{background:#6e3b1f}.wire-chip i.black{background:#111;border:1px solid #555}.wire-chip i.grey{background:#8a8d90}.wire-chip i.blue{background:#1d55b5}.wire-chip i.yellowGreen{background:repeating-linear-gradient(45deg,#e8cf1a 0 5px,#2f9a3a 5px 10px)}.inv-actions{flex-wrap:wrap;gap:4px;display:flex}.m-only,.ws-mhint{display:none}@media (width<=760px),(pointer:coarse) and (height<=500px){.m-only{display:inline-block}.ws-top{flex-wrap:wrap;gap:.35em;height:auto;min-height:46px;padding:5px 6px}.ws-title{display:none}.ws-actions{flex-wrap:wrap;flex:100%;order:10;gap:4px}.ws-actions .btn{white-space:nowrap;flex:auto}.ws-top>.btn:first-child{margin-right:auto}.ws-top .btn.sm{padding:.35em .55em}.ws-views{top:calc(var(--hud-top,46px) + 4px);scrollbar-width:none;flex-wrap:nowrap;justify-content:flex-start;max-width:none;padding:0 8px;left:0;right:0;overflow-x:auto;transform:none}.ws-views .btn{white-space:nowrap}.ws-collapse{display:none}.ws-side{top:calc(var(--hud-top,46px) + 40px);opacity:1;width:auto;max-height:58vh;display:none;left:8px;right:8px;transform:none}.ws-hud.m-side .ws-side{z-index:3;display:flex}.inv{top:calc(var(--hud-top,46px) + 40px);z-index:3;width:auto;max-height:58vh;display:none;left:8px;right:8px}.ws-hud.m-inv .inv{display:block}.ws-belt{scrollbar-width:none;border-radius:0;justify-content:flex-start;gap:4px;padding:4px;bottom:0;left:0;right:0;overflow-x:auto;transform:none}.tool{flex:none;width:48px;height:48px}.tool .nm{display:none}.tool .ic{font-size:20px}.ws-insp{width:auto;max-height:26vh;padding:.5em .7em;font-size:.8em;inset:auto 8px 62px;overflow:auto}:is(.ws-hud:has(.inv) .ws-insp,.ws-hud:has(.inv) .ws-instr){right:8px}.ws-instr{right:8px;top:calc(var(--hud-top,46px) + 92px);width:190px;bottom:auto}.dev{border-radius:14px;padding:10px}.lcd{min-height:38px;padding:5px 8px;font-size:20px}.dev .muted,.probes,.ws-log{display:none}.ws-mhint{top:calc(var(--hud-top,46px) + 40px);color:#ffe27a;background:#3a3210f0;border:1px solid #5a4c12;border-radius:10px;padding:.45em .7em;font-size:.82em;line-height:1.35;display:block;position:absolute;left:8px;right:8px}.ws-mhint.hidden,.ws-hud.m-side .ws-mhint,.ws-hud.m-inv .ws-mhint{display:none}.toasts{top:52px}.page{padding:18px 14px 60px}.hero{min-height:0;padding:24px 20px}.logo{font-size:2.4em}.lesson{padding:18px 14px 80px}.lesson table,.modal-body table{display:block;overflow-x:auto}.widget .ctl{grid-template-columns:1fr 72px}.widget .ctl>span:first-child{grid-column:1/-1;margin-bottom:-6px}.widget .ctl select.search{width:100%;max-width:none}.lesson td,.lesson th{padding:6px;font-size:.9em}.modal{max-height:92vh}.modal-foot .btn{flex:auto}.shock-grid{grid-template-columns:1fr 1fr 1fr;gap:.3em}}.view{position:absolute;inset:0;overflow:auto}.page{max-width:1180px;margin:0 auto;padding:28px 24px 80px}.page-head{align-items:center;gap:14px;margin-bottom:18px;display:flex}.page-head h1{margin:0;font-size:1.7em}.page-head .sp{flex:1}.hero{border:1px solid var(--line);background:radial-gradient(1200px 400px at 10% 0,#2c3540,#161a1f);border-radius:22px;min-height:260px;margin-bottom:24px;padding:36px 36px 30px;position:relative;overflow:hidden}.hero canvas{width:100%;height:100%;position:absolute;inset:0}.hero .txt{pointer-events:none;max-width:560px;position:relative}.hero .txt a,.hero .txt button{pointer-events:auto}.logo{letter-spacing:-.03em;margin:0 0 .1em;font-size:3em;font-weight:850;line-height:1}.logo span{color:var(--acc)}.tagline{color:var(--mut);margin-bottom:1.2em;font-size:1.15em}.xpbar{background:#0006;border-radius:4px;max-width:360px;height:8px;margin:.5em 0 .3em;overflow:hidden}.xpbar i{background:linear-gradient(90deg, var(--acc), #ff9d00);height:100%;display:block}.cards{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;display:grid}.card{background:var(--panel);border:1px solid var(--line);cursor:pointer;color:inherit;border-radius:16px;flex-direction:column;gap:6px;padding:18px;text-decoration:none;transition:transform .12s,border-color .12s,background .12s;display:flex}.card:hover{background:#252c34;border-color:#4d5966;transform:translateY(-2px)}.card .ic{font-size:28px}.card h3{margin:4px 0 0;font-size:1.1em}.card p{color:var(--mut);margin:0;font-size:.92em}.card.big{background:linear-gradient(135deg,#3a3210,#20262d);border-color:#5a4c12;grid-column:span 2}@media (width<=640px){.card.big{grid-column:span 1}}.chapter{background:var(--panel);border:1px solid var(--line);border-radius:16px;margin-bottom:14px;overflow:hidden}.chapter-head{align-items:center;gap:14px;padding:16px 18px;display:flex}.chapter-num{background:var(--acc);color:#111;border-radius:12px;flex:none;place-items:center;width:44px;height:44px;font-size:1.2em;font-weight:800;display:grid}.chapter-head h3{margin:0}.chapter-head p{color:var(--mut);margin:2px 0 0;font-size:.92em}.chapter-head .prog{color:var(--mut);white-space:nowrap;margin-left:auto;font-size:.9em}.items{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px;padding:0 18px 18px;display:grid}.item{background:var(--bg2);border:1px solid var(--line);cursor:pointer;color:inherit;border-radius:12px;align-items:flex-start;gap:10px;padding:12px;text-decoration:none;display:flex}.item:hover{border-color:#4d5966}.item .k{margin-top:2px;font-size:20px;line-height:1}.item b{font-weight:600;display:block}.item small{color:var(--mut);margin-top:3px;line-height:1.35;display:block}.item .st{color:var(--acc);white-space:nowrap;margin-left:auto}.item.done{border-color:#1e5233}.shop-list table,table.t{border-collapse:collapse;width:100%;font-size:.93em}.shop-list td,table.t td,table.t th{border-bottom:1px solid var(--line);vertical-align:top;text-align:left;padding:6px 8px}table.t th{color:var(--mut);text-transform:uppercase;letter-spacing:.04em;font-size:.85em;font-weight:600}td.num,th.num{text-align:right;white-space:nowrap}tr.tot td{border-bottom:0;font-weight:700}.brief h4{margin-top:1em}.brief ul{padding-left:1.2em}.brief li{margin:.25em 0}.lesson{max-width:860px;margin:0 auto;padding:28px 24px 120px}.lesson h1{font-size:2em}.lesson h2{margin-top:1.6em;font-size:1.35em}.lesson p,.lesson li{font-size:1.02em;line-height:1.65}.lesson .box{background:var(--panel);border:1px solid var(--line);border-radius:14px;margin:1em 0;padding:14px 18px}.lesson .box.warn{border-left:4px solid var(--warn)}.lesson .box.rule{border-left:4px solid var(--acc2)}.lesson .box.law{border-left:4px solid #b37cff}.lesson .box.tip{border-left:4px solid var(--ok)}.lesson .src{color:var(--mut);font-size:.82em}.lesson table{border-collapse:collapse;width:100%;margin:1em 0;font-size:.95em}.lesson td,.lesson th{border-bottom:1px solid var(--line);text-align:left;padding:7px 9px}.lesson th{color:var(--mut);text-transform:uppercase;font-size:.85em}.widget{background:var(--bg2);border:1px solid var(--line);border-radius:14px;margin:1.2em 0;padding:14px}.widget canvas{border-radius:8px;width:100%;display:block}.widget .ctl{grid-template-columns:140px 1fr 90px;align-items:center;gap:8px 12px;margin-top:10px;font-size:.93em;display:grid}.widget .ctl b{color:var(--acc);text-align:right}.quiz{margin-top:2em}.q{background:var(--panel);border:1px solid var(--line);border-radius:14px;margin:12px 0;padding:16px 18px}.q .opts{flex-direction:column;gap:6px;margin-top:8px;display:flex}.q .opt{text-align:left}.q .opt.right{border-color:var(--ok);background:#143322}.q .opt.wrong{border-color:var(--bad);background:#3a1416}.q .expl{color:var(--mut);margin-top:10px;font-size:.93em}.prodgrid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px;display:grid}.pcard{background:var(--panel);border:1px solid var(--line);border-radius:14px;flex-direction:column;gap:6px;padding:12px;display:flex}.pcard .img{background:#fff;border-radius:10px;place-items:center;height:130px;display:grid;overflow:hidden}.pcard .img img{object-fit:contain;max-width:100%;max-height:100%}.pcard .nm{font-size:.95em;font-weight:600;line-height:1.3}.pcard .meta{color:var(--mut);font-size:.82em}.pcard .price{color:var(--acc);font-size:1.1em;font-weight:750}.pcard .notes{color:#c3ccd5;font-size:.85em;line-height:1.4}.filters{flex-wrap:wrap;gap:6px;margin-bottom:14px;display:flex}.filters .btn.on{background:var(--acc);color:#111;border-color:var(--acc)}.search{border:1px solid var(--line);background:var(--bg2);width:100%;max-width:360px;color:var(--fg);font:inherit;border-radius:9px;padding:.55em .8em}