:root{--ink:#1e1510;--panel:#3a2c22;--panel-hi:#4d3b2e;--panel-lo:#2a1f18;--metal:#8b9096;--rust:#b5562b;--fuel:#ff9a2e;--cream:#f5e6c8;--muted:#bfa88a;--good:#7fcf4f;--bad:#e2412f;--gold:#ffc928;--font:"Pixelify Sans", "Trebuchet MS", system-ui, sans-serif}*{box-sizing:border-box}html,body{height:100%;color:var(--cream);font-family:var(--font);font-variant-ligatures:none;-webkit-user-select:none;user-select:none;background:#1a120d;margin:0;overflow:hidden}#app,#app canvas{width:100%;height:100%;display:block;position:fixed;inset:0}#ui{pointer-events:none;position:fixed;inset:0}#ui .interactive,#ui button{pointer-events:auto}.panel{background:linear-gradient(var(--panel-hi), var(--panel));border:3px solid var(--ink);border-radius:6px;position:relative;box-shadow:inset 0 2px #ffffff14,inset 0 -3px #00000059,0 4px #00000059}.panel.riveted:before,.panel.riveted:after{content:"";width:6px;height:6px;box-shadow:0 1px 0 var(--ink);background:#8a7a6a;border-radius:50%;position:absolute;top:5px}.panel.riveted:before{left:6px}.panel.riveted:after{right:6px}button{font-family:var(--font);font-variant-ligatures:none;letter-spacing:1px;color:var(--cream);border:3px solid var(--ink);cursor:pointer;text-shadow:0 2px #00000080;background:linear-gradient(#6b5442,#4a382b);border-radius:6px;padding:8px 16px;font-size:18px;font-weight:700;box-shadow:inset 0 2px #ffffff26,0 3px #00000073}button:hover:not(:disabled){filter:brightness(1.12)}button:active:not(:disabled){transform:translateY(2px);box-shadow:inset 0 2px #ffffff1a,0 1px #00000073}button:disabled{filter:grayscale(.8)brightness(.6);cursor:not-allowed}button.go{background:linear-gradient(#73c44a,#3f8a2a)}button.stop{background:linear-gradient(#d4553b,#962d1d)}button.blue{background:linear-gradient(#4f8fc9,#2e5f91)}button.small{padding:5px 10px;font-size:14px}.topbar{align-items:flex-start;gap:10px;display:flex;position:absolute;top:10px;left:12px;right:12px}.logo{color:var(--metal);letter-spacing:2px;text-shadow:0 3px 0 var(--ink), 2px 0 0 var(--ink), -2px 0 0 var(--ink), 0 -2px 0 var(--ink);padding:6px 4px;font-size:28px;font-weight:700;line-height:1}.logo b{color:var(--rust)}.mode-tag{color:var(--muted);letter-spacing:2px;text-shadow:0 1px 0 var(--ink);margin-top:4px;font-size:12px}.spacer{flex:1}.budget{align-items:center;gap:10px;padding:8px 18px 8px 14px;font-size:20px;display:flex}.budget .label{color:var(--muted);letter-spacing:1px;font-size:14px}.budget .value{color:var(--gold);font-weight:700}.budget .bar{background:var(--panel-lo);border:2px solid var(--ink);border-radius:3px;width:120px;height:10px;overflow:hidden}.budget .bar i{background:linear-gradient(var(--gold), #c98b14);height:100%;display:block}.top-actions{gap:8px;display:flex}.stats{gap:6px;padding:6px 10px;display:flex}.stat{text-align:center;min-width:90px;padding:0 6px}.stat .k{color:var(--muted);letter-spacing:2px;font-size:11px}.stat .v{font-size:24px;font-weight:700}.partsbar{gap:6px;max-width:calc(100% - 20px);padding:8px;display:flex;position:absolute;bottom:10px;left:50%;overflow-x:auto;transform:translate(-50%)}.slot{background:var(--panel-lo);border:2px solid var(--ink);cursor:pointer;text-align:center;border-radius:5px;flex:0 0 86px;width:86px;padding:4px 4px 5px;position:relative}.slot:hover{background:#3a2b20}.slot.active{border-color:var(--fuel);box-shadow:0 0 0 2px var(--fuel), inset 0 0 12px #ff9a2e59}.slot.disabled{opacity:.45}.slot canvas{width:56px;height:56px;image-rendering:pixelated;margin:0 auto;display:block}.slot .name{justify-content:center;align-items:center;height:26px;font-size:12px;line-height:1.1;display:flex}.slot .cost{color:var(--gold);font-size:13px}.slot .qty{color:var(--cream);background:var(--ink);border-radius:3px;padding:0 4px;font-size:12px;position:absolute;top:3px;right:5px}.slot .key{color:var(--muted);font-size:11px;position:absolute;top:3px;left:5px}.help{color:var(--muted);padding:8px 12px;font-size:13px;line-height:1.6;position:absolute;top:70px;right:12px}.help b{color:var(--cream)}.warnings{flex-direction:column;gap:6px;max-width:330px;display:flex;position:absolute;top:70px;left:12px}.warning{border:2px solid var(--ink);border-left:5px solid var(--gold);background:#2a1f18eb;border-radius:4px;padding:7px 10px 7px 32px;font-size:14px;position:relative}.warning:before{content:"!";color:var(--gold);font-size:18px;font-weight:700;position:absolute;top:5px;left:10px}.warning.ok{border-left-color:var(--good)}.warning.ok:before{content:"✓";color:var(--good)}.fuelbox{min-width:230px;padding:10px 12px;position:absolute;bottom:12px;left:12px}.fuelbox .k{color:var(--muted);letter-spacing:2px;margin-bottom:4px;font-size:12px}.gauge{background:var(--panel-lo);border:2px solid var(--ink);border-radius:3px;height:16px;margin-bottom:4px;position:relative;overflow:hidden}.gauge i{background:linear-gradient(#ffc06a, var(--fuel));height:100%;transition:width .1s linear;display:block}.gauge.low i{background:linear-gradient(#ff7a5a, var(--bad))}.gauge span{text-align:center;color:var(--ink);font-size:11px;font-weight:700;line-height:12px;position:absolute;inset:0}.controls-hint{color:var(--cream);white-space:nowrap;padding:6px 14px;font-size:14px;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}.controls-hint kbd{font-family:var(--font);background:var(--panel-lo);border:2px solid var(--ink);border-radius:4px;margin:0 2px;padding:0 6px}.toast{border:2px solid var(--ink);opacity:0;white-space:nowrap;background:#1e1510eb;border-radius:6px;padding:8px 16px;font-size:16px;transition:opacity .2s;position:absolute;top:74px;left:50%;transform:translate(-50%)}.toast.show{opacity:1}.toast.bad{color:#ffb4a8;border-color:var(--bad)}.result-wrap{background:#140c0873;justify-content:center;align-items:center;display:none;position:absolute;inset:0}.result-wrap.show{display:flex}.result{text-align:center;width:360px;max-width:calc(100% - 24px);padding:18px 22px 20px}.result h1{letter-spacing:2px;color:var(--gold);text-shadow:0 3px 0 var(--ink), 2px 0 0 var(--ink), -2px 0 0 var(--ink), 0 -2px 0 var(--ink);margin:2px 0;font-size:44px}.result.fail h1{color:var(--bad)}.result .reason{color:var(--muted);margin-bottom:8px;font-size:15px}.stars{justify-content:center;gap:10px;margin:6px 0 12px;display:flex}.star{clip-path:polygon(50% 0,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);background:#241912;width:46px;height:46px;position:relative}.star.on{background:var(--gold);filter:drop-shadow(0 2px 0 var(--ink))}.star-labels{color:var(--muted);justify-content:center;gap:4px;margin-top:-8px;margin-bottom:10px;font-size:11px;display:flex}.star-labels span{width:96px}.star-labels span.on{color:var(--gold)}.result table{border-collapse:collapse;background:var(--panel-lo);border:2px solid var(--ink);width:100%;margin-bottom:14px;font-size:16px}.result td{text-align:left;padding:5px 10px}.result td+td{text-align:right;color:var(--gold);font-weight:700}.result .buttons{justify-content:center;gap:10px;display:flex}.fps{background:#0009;padding:2px 6px;font:12px monospace;display:none;position:absolute;bottom:12px;right:12px}.fps.show{display:block}.hidden{display:none!important}@media (max-width:760px){.help{display:none}.logo{font-size:20px}.stat{min-width:64px}.stat .v{font-size:18px}.budget .bar{display:none}}