/* Viewport controls stay independent of simulation dimensions. */
.viewport-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:9px 16px;background:#171e17;border:1px solid var(--border);border-bottom:0}
.zoom-controls{display:flex;align-items:center;gap:8px;min-width:0}
.zoom-controls label{font:8px var(--mono);letter-spacing:1px;color:var(--muted);margin-right:4px}
.zoom-controls .icon-button{height:24px;min-width:24px;font-size:14px}
#zoom{width:100px;min-width:60px;height:16px;margin:0;accent-color:var(--lime);cursor:pointer}
#zoom-reset{min-width:47px;padding:4px 5px;background:transparent;border:1px solid #3b4539;border-radius:3px;color:var(--lime);font:10px var(--mono)}
#zoom-reset:hover{border-color:var(--lime)}
.viewport-hint{font-size:9px;color:#87977b}
.arena-resizer{height:23px;display:flex;justify-content:center;align-items:center;gap:10px;border:1px solid var(--border);border-top:0;background:#1c251a;cursor:ns-resize;touch-action:none;user-select:none;color:#7f9272}
.arena-resizer i{width:22px;height:3px;border-top:1px solid #738b61;border-bottom:1px solid #738b61}
.arena-resizer span{font:8px var(--mono);letter-spacing:.3px}
.arena-resizer:hover,.arena-resizer:focus-visible{background:#2b3924;color:var(--lime)}
.arena-resizer:focus-visible{outline:2px solid var(--lime);outline-offset:-2px}
body.resizing-arena,body.resizing-arena *{cursor:ns-resize!important;user-select:none!important}
#arena.panning{cursor:grabbing}
@media(max-width:1100px){.viewport-toolbar{padding:8px 11px}.viewport-hint{font-size:8px;max-width:150px;line-height:1.5;text-align:right}}
@media(max-width:500px){.viewport-toolbar{padding:9px 10px}.viewport-hint{display:none}.zoom-controls{justify-content:space-between;width:100%}#zoom{flex:1;max-width:150px}.arena-resizer{height:28px}.arena-resizer span{font-size:7px}}
:root{color-scheme:dark;--bg:#111512;--panel:#191f1a;--border:#30382f;--muted:#8d998c;--text:#e8ede3;--lime:#c0ec83;--orange:#e5a56d;--mono:Consolas,'Cascadia Code',monospace;--sans:Inter,'Segoe UI',Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px var(--sans);font-synthesis:none}button,input,select{font:inherit}button,a,select,input{outline-offset:4px}button{cursor:pointer}button{color:inherit}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--lime)}a{text-decoration:none;color:inherit}.topbar{height:82px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 3.2%;gap:25px;background:#141914}.brand{display:flex;align-items:center;font-size:27px;letter-spacing:-1.5px;font-weight:750}.brand>span:not(.brand-mark){font-weight:350;color:#bbc9af}.brand-mark{width:34px;height:34px;margin-right:11px;background:var(--lime);border-radius:8px;position:relative}.brand-mark:before{content:'';position:absolute;left:9px;top:11px;width:16px;height:15px;border:3px solid #26351e}.brand-mark:after{content:'';position:absolute;left:16px;top:5px;width:3px;height:15px;background:#26351e}.brand small{font:9px var(--mono);color:var(--muted);letter-spacing:1.2px;margin-left:25px;padding-left:23px;border-left:1px solid var(--border)}nav{display:flex;gap:34px;align-items:center;height:100%;font-size:13px}nav button{border:0;background:none;color:var(--muted);padding:12px 0}nav button:hover{color:var(--text)}nav button span{margin-left:8px;color:var(--muted)}.nav-active{height:100%;display:flex;align-items:center;border-bottom:2px solid var(--lime);color:var(--lime)}.connection{display:flex;gap:8px;align-items:center;font:10px var(--mono);color:var(--muted)}.connection i,.live-dot,.mini-status i{height:6px;width:6px;border-radius:50%;background:var(--lime);display:inline-block;box-shadow:0 0 10px #c0ec8330}.connection i{background:#e5a56d}.connection i.online{background:var(--lime)}main{max-width:1780px;margin:auto;padding:38px 3.2% 0}.page-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}.eyebrow{font:9px var(--mono);letter-spacing:1.5px;color:var(--muted)}h1{font-size:36px;letter-spacing:-1.3px;font-weight:500;margin:12px 0 9px;line-height:1.2}h1 span{color:var(--lime)}.page-heading p{color:var(--muted);font-size:13px;margin:0;line-height:1.6}.primary{display:inline-flex;align-items:center;justify-content:center;gap:17px;background:var(--lime);color:#1c2915;border:1px solid var(--lime);border-radius:5px;font-weight:650;padding:13px 21px;transition:background .2s}.primary:hover{background:#d5f4af}.primary>span{font-size:22px;font-weight:350;line-height:18px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 302px;gap:22px}.arena-panel{min-width:0}.arena-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;background:#1a201b;border:1px solid var(--border);border-bottom:0;border-radius:6px 6px 0 0;min-height:57px}.arena-name{display:flex;align-items:center;gap:11px;white-space:nowrap}.arena-name strong{font:10px var(--mono);letter-spacing:1.3px}.tag{font:8px var(--mono);letter-spacing:.7px;border:1px solid #3c4638;color:#9caa94;padding:4px 6px;border-radius:3px;white-space:nowrap}.toolbar-actions{display:flex;align-items:center;gap:8px}select{background:#202720;border:1px solid #3b4539;color:#bec8b8;padding:7px 24px 7px 9px;border-radius:4px;font-size:10px;cursor:pointer}.icon-button,.speed-button{height:30px;min-width:30px;padding:0 7px;background:#242c23;border:1px solid #3b4539;border-radius:4px;font:12px var(--mono);color:#c7d1c0}.icon-button:hover,.speed-button:hover{border-color:var(--lime)}.canvas-wrap{aspect-ratio:1.6;position:relative;background:#20271f;border:1px solid var(--border);overflow:hidden}#arena{display:block;width:100%;height:100%;outline:0;cursor:crosshair}.arena-top-hud,.arena-bottom-hud{position:absolute;pointer-events:none;left:18px;right:18px;display:flex;justify-content:space-between;align-items:center;font:9px var(--mono);color:#a5b29a;letter-spacing:.7px}.arena-top-hud{top:16px}.arena-top-hud>span:first-child{background:#192017bb;border:1px solid #535f454d;padding:7px 9px;font-size:8px}.arena-top-hud>span:last-child{font-size:20px;letter-spacing:1px;color:#dae5ce;text-shadow:0 2px 5px #000}.arena-bottom-hud{bottom:15px;font-size:8px}.arena-bottom-hud b{color:var(--lime);font-weight:400}.selected-dot{display:inline-block;width:6px;height:6px;background:var(--lime);border-radius:1px;margin-right:5px}.arena-legend{display:flex;justify-content:space-between;align-items:center;padding:13px 16px;border:1px solid var(--border);border-top:0;background:#191f19;border-radius:0 0 6px 6px;gap:10px;font-size:9px;color:#a3ae9b}.arena-legend>div{display:flex;gap:17px;align-items:center}.arena-legend span{display:inline-flex;align-items:center;gap:5px}.legend-title{font:8px var(--mono);color:#798673;letter-spacing:.7px;margin-right:3px}.swatch{width:9px;height:9px;border:1px solid #758169;border-radius:2px;display:inline-block}.concrete{background:#3c4735}.sand{background:#8c7752}.ice{background:#6f9292}.mud{background:#514633}.legend-hint{font:8px var(--mono);white-space:nowrap}.legend-hint b{color:#56634e;margin:0 2px}.below-arena{padding:21px 0 23px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border);gap:10px}.controls-hint .eyebrow{font-size:8px}.controls-hint>div{display:flex;gap:5px;align-items:center;margin-top:9px;font-size:10px;color:var(--muted)}kbd{font:10px var(--mono);color:#c7d1be;border:1px solid #46503f;background:#222a20;border-radius:3px;padding:4px 6px;box-shadow:0 2px 0 #0b100b;white-space:nowrap}.controls-hint>div>span{margin-left:6px}.controls-hint>div>span:last-child{margin-left:8px}.divider{height:14px;width:1px;background:#36402f;margin:0 8px!important}.text-button{font-size:11px;color:var(--lime);background:none;border:0;white-space:nowrap;padding:8px 0}.text-button>span{margin-left:9px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:8px}.section-title h3{font-size:12px;font-weight:500;margin:0}.activity{padding-top:22px}.activity .section-title>span{color:#778470;font:8px var(--mono);letter-spacing:1px}.event-log{height:95px;overflow-y:auto;margin-top:12px;font:10px var(--mono);scrollbar-width:thin;scrollbar-color:#384431 transparent}.log-empty{color:#75816d;padding:10px 0}.event-row{display:flex;gap:14px;align-items:center;padding:6px 0;color:#aab79f;border-top:1px solid #252e23}.event-row time{color:#6f7d66;font-size:9px}.event-row i{height:4px;width:4px;background:var(--orange);border-radius:1px}.event-row span{font-family:var(--sans);font-size:11px}.card{border:1px solid var(--border);background:var(--panel);border-radius:6px;padding:18px;margin-bottom:14px}.tank-identity{display:flex;gap:8px;align-items:center;margin:14px -7px 15px}.tank-identity svg{width:100px;height:85px;flex-shrink:0}.tank-identity h2{font-size:14px;font-weight:500;margin:0 0 5px}.tank-identity p{font-size:9px;color:var(--muted);margin:0}.mini-status{display:inline-flex;align-items:center;gap:6px;font:7px var(--mono);color:var(--lime);letter-spacing:.6px;margin-top:11px}.mini-status i{width:4px;height:4px}.mode-switch{display:flex;padding:3px;gap:2px;background:#101610;border:1px solid #303b2d;border-radius:4px;margin-bottom:20px}.mode-switch button{width:50%;padding:7px;border:0;background:transparent;border-radius:3px;font-size:10px;color:#87967e}.mode-switch button.active{background:#34442b;color:var(--lime)}.resource{margin-top:15px}.resource>div:first-child{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:11px;color:#abb5a3}.resource strong{font:11px var(--mono);color:#d5e1cb}.resource small{font:8px var(--mono);color:#677860}.meter{height:4px;background:#303b29;border-radius:2px;overflow:hidden}.meter i{display:block;height:100%;width:100%;background:var(--lime);transition:width .15s}.fuel .meter i{background:#c6a96e}.ammo-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px;padding-top:15px;border-top:1px solid #30382d}.ammo-row>div{display:flex;gap:8px;align-items:center;position:relative;padding-bottom:7px}.ammo-icon{font-size:22px;color:#92a47e;width:23px;display:inline-block}.ammo-row>div>span:nth-child(2){font-size:9px;color:#8b9a80}.ammo-row strong{display:block;font:19px var(--mono);color:#d9e3cf;margin-top:3px}.cooldown{height:2px;position:absolute;bottom:0;left:32px;right:0;background:#303a2b}.cooldown i{height:100%;background:#819b66;display:block}.tiny-label{font:8px var(--mono);color:var(--lime);letter-spacing:1px}.speed-readout{display:flex;align-items:baseline;gap:7px;margin-top:15px}.speed-readout strong{font:35px var(--mono);color:#e1ead9;letter-spacing:-2px}.speed-readout>span:first-of-type{color:#809174;font-size:10px}.speed-readout .tag{margin-left:auto;align-self:center}.tracks{margin:16px 0 18px}.tracks>div{display:flex;gap:10px;align-items:center;margin-top:10px;font:9px var(--mono);color:#96a68a}.tracks>div>span{width:10px}.tracks b{font:9px var(--mono);width:29px;text-align:right}.track-meter{flex:1;height:4px;background:#303c2a;position:relative}.track-meter:after{content:'';position:absolute;left:50%;height:8px;width:1px;background:#5a6c4c;top:-2px}.track-meter i{display:block;position:absolute;height:100%;left:50%;width:0;background:#9fbc7f}.specs{display:flex;justify-content:space-between;border-top:1px solid #30382d;padding-top:13px;font-size:9px;color:#788a6c}.specs b{font-size:9px;font-weight:400;color:#a3b497;margin-left:4px}.radar-card{padding-bottom:9px}.radar-content{display:flex;align-items:center;gap:17px;margin-top:8px}.radar-content canvas{width:145px;height:145px;max-width:58%;object-fit:contain}.radar-content .eyebrow{font-size:7px;letter-spacing:.7px}.radar-content strong{display:block;font:24px var(--mono);margin:6px 0;color:#c5d5b6}.radar-content p{font-size:9px;color:#7d8f70;line-height:1.7;margin:0}.rl-note{display:flex;gap:12px;align-items:center;padding:1px 13px;color:#8ca07e}.rl-note>span{font-size:25px}.rl-note p{font-size:10px;line-height:1.9;margin:0}.rl-note button{padding:0;color:#b5cd9e;font-size:10px;border:0;background:none}footer{margin-top:30px;padding:22px 0;display:flex;justify-content:space-between;border-top:1px solid var(--border);color:#5d7054;font:8px var(--mono);letter-spacing:.8px}footer b,footer i{margin:0 10px;font-weight:400;font-style:normal;color:#43513e}dialog{width:min(590px,calc(100vw - 30px));border:1px solid #4b5b3e;background:#1b231a;color:var(--text);padding:28px;border-radius:9px;box-shadow:0 20px 100px #0008}dialog::backdrop{background:#070c08b8;backdrop-filter:blur(6px)}.dialog-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.dialog-heading h2{font-size:25px;font-weight:500;letter-spacing:-.5px;margin:9px 0 0}.close-dialog{border:1px solid #44513a;background:#263020;border-radius:5px;color:#b5c6a8;font-size:23px;line-height:25px;padding:0 8px}.form-row{display:grid;grid-template-columns:1.2fr .7fr 1fr;gap:12px}.form-row label{font-size:10px;color:#91a383}.form-row input,.form-row select{display:block;width:100%;margin-top:9px;background:#121a10;padding:11px;border:1px solid #43513a;border-radius:4px;color:var(--text);font:12px var(--mono)}.form-section{font-size:12px;font-weight:500;margin:28px 0 5px}.check-row{display:flex;justify-content:space-between;align-items:center;padding:17px 0;border-bottom:1px solid #35412e;gap:16px}.check-row b{display:block;font-size:12px;font-weight:500}.check-row small{display:block;font-size:10px;color:#91a383;margin-top:6px;line-height:1.5}.check-row input{accent-color:var(--lime);width:17px;height:17px;cursor:pointer}.form-note{font-size:11px!important;color:#91a383;line-height:1.8;margin:20px 0}.full-width{width:100%}dialog p{font-size:12px;line-height:1.9;color:#b7c5ad}.help-grid{display:grid;grid-template-columns:82px 1fr;align-items:center;gap:12px}.help-grid kbd{text-align:center;padding:7px}.help-grid p{margin:0}.lime{color:var(--lime)}.amber{color:#e6b67c}pre{font:11px/1.9 var(--mono);background:#10180e;border:1px solid #35452c;padding:18px;border-radius:5px;color:#c0d6a8;overflow:auto}.api-columns{display:grid;grid-template-columns:1fr 1fr;gap:24px}.api-columns h3{font-size:12px;font-weight:500}.api-columns p{font-size:11px}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:#35442b;border:1px solid #657c50;border-radius:5px;padding:13px 20px;z-index:10;max-width:90vw;font-size:12px}.result{position:absolute;inset:0;background:#0c140bdd;display:flex;flex-direction:column;align-items:center;justify-content:center;backdrop-filter:blur(3px)}.result[hidden],.loading[hidden],.toast[hidden]{display:none}.result h2{font-size:32px;letter-spacing:-1px;font-weight:500;color:var(--lime);margin:16px 0 7px}.result p{font-size:12px;color:#a3b597;margin-bottom:24px}.loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:12px;background:#1b2518;font:12px var(--mono);color:#b4c6a1}@media(min-width:1500px){h1{font-size:43px}.page-heading{margin-bottom:34px}.workspace{grid-template-columns:minmax(0,1fr) 320px;gap:26px}.card{padding:20px}.tank-identity{margin:18px -2px}.arena-toolbar{padding:17px}.canvas-wrap{aspect-ratio:1.65}.tank-identity svg{width:106px}.tank-card{padding-bottom:23px}.radar-content canvas{width:155px;height:155px}}@media(max-width:1100px){.brand small{display:none}main{padding:28px 2.5% 0}.topbar{padding:0 2.5%;height:70px}.workspace{grid-template-columns:minmax(0,1fr) 260px;gap:15px}.card{padding:14px}.arena-name .tag{display:none}.toolbar-actions{gap:4px}.toolbar-actions select{max-width:112px;font-size:9px;padding-left:6px}.arena-toolbar{padding:11px}.arena-name{gap:7px}.arena-name strong{font-size:8px;letter-spacing:.7px}.controls-hint>div{flex-wrap:wrap;row-gap:8px}.below-arena{align-items:flex-start}.text-button{font-size:10px}.arena-legend>div{gap:10px}.arena-legend .legend-title{display:none}.tank-identity svg{width:76px}.tank-identity h2{font-size:12px}.radar-content{gap:9px}.radar-content canvas{width:130px;height:130px}.radar-card .tag{font-size:7px}.specs{font-size:8px}.legend-hint{font-size:7px}h1{font-size:32px}.page-heading p{font-size:11px}nav{gap:22px}}@media(max-width:800px){.topbar{height:62px}.brand{font-size:24px}.brand-mark{width:30px;height:30px;transform:scale(.9)}nav{gap:17px;font-size:11px}.connection{display:none}.page-heading{gap:15px;margin-bottom:22px}h1{font-size:27px}.page-heading .eyebrow{font-size:7px}.page-heading p{font-size:11px;max-width:310px}.primary{font-size:11px;padding:11px 14px;gap:8px}.workspace{grid-template-columns:1fr}aside{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}.card{margin:0}.tank-card{grid-row:span 2}.radar-card{grid-column:2}.radar-content canvas{width:120px;height:120px}.rl-note{grid-column:span 2;justify-content:center;margin:5px 0 0}.canvas-wrap{aspect-ratio:1.5}.below-arena{padding:17px 0}.activity{padding-top:17px}.event-log{height:77px}.tank-identity svg{width:90px}.tank-identity{margin:22px 0}.tank-identity h2{font-size:14px}.resource{margin-top:22px}.ammo-row{margin-top:25px}.mode-switch{margin-bottom:24px}.radar-content{justify-content:center}footer{font-size:7px;margin-top:25px}footer>span:nth-child(2){display:none}.section-title h3{font-size:11px}}@media(max-width:500px){main{padding:24px 14px 0}.topbar{padding:0 14px}nav{gap:13px}nav button{font-size:10px}nav button span{display:none}.brand-mark{margin-right:6px}.brand{font-size:23px}h1{font-size:23px;letter-spacing:-.8px}.page-heading p{font-size:10px;max-width:250px}.page-heading .primary{font-size:10px;padding:10px;white-space:nowrap}.page-heading .primary>span{display:none}.arena-toolbar{flex-wrap:wrap;padding:10px;gap:10px}.arena-name{flex:1}.arena-name strong{font-size:9px}.toolbar-actions select{max-width:110px}.canvas-wrap{aspect-ratio:1.25}.arena-top-hud,.arena-bottom-hud{left:11px;right:11px}.arena-top-hud>span:first-child{font-size:6px;padding:6px}.arena-top-hud>span:last-child{font-size:16px}.arena-legend{padding:11px 10px;font-size:8px}.arena-legend>div{gap:9px}.legend-hint{display:none!important}.below-arena{flex-direction:column;gap:12px}.controls-hint>div{font-size:9px;gap:3px}.controls-hint>div>span{margin-left:4px}aside{gap:10px;grid-template-columns:1fr 1fr}.card{padding:13px}.tank-identity{flex-direction:column;align-items:flex-start;gap:3px;margin:12px 0 16px}.tank-identity svg{width:86px;height:74px;align-self:center}.tank-identity h2{font-size:12px}.tank-card .section-title .tag{display:none}.tank-identity p{font-size:8px}.mode-switch button{font-size:9px;padding:7px 3px}.resource{margin-top:20px}.ammo-row{gap:8px;margin-top:22px;padding-top:18px}.ammo-icon{font-size:17px;width:16px}.ammo-row>div{gap:4px}.ammo-row>div>span:nth-child(2){font-size:8px}.ammo-row strong{font-size:18px}.cooldown{left:20px}.speed-readout strong{font-size:28px}.speed-readout .tag{font-size:6px;padding:4px}.speed-readout{gap:4px}.specs{flex-direction:column;gap:10px}.radar-card .section-title{flex-wrap:wrap;gap:9px}.radar-content{flex-direction:column;gap:0}.radar-content canvas{max-width:100%;width:120px;height:120px}.radar-content>div{display:flex;gap:10px;align-items:center}.radar-content .eyebrow{font-size:6px}.radar-content strong{font-size:15px;margin:0}.radar-content p{display:none}.form-row{grid-template-columns:1fr 1fr}.form-row label:first-child{grid-column:span 2}.api-columns{gap:15px}.result h2{font-size:24px}.result .eyebrow{font-size:7px}dialog{padding:22px}.help-grid{grid-template-columns:70px 1fr;gap:12px}.help-grid p{font-size:11px}}