:root{font-family:Arial,Helvetica,sans-serif;color:#26312f;background:#efefeb;font-synthesis:none;--muted:#6d7670;--line:#d4d8d0;--accent:#bc372c}*{box-sizing:border-box}body{margin:0}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:3px}header{height:77px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;background:#f4f4ef}.brand{display:flex;align-items:center;font-size:21px;font-weight:800;letter-spacing:2px;gap:13px}.mark{font-size:29px;letter-spacing:-5px;padding-right:7px}.brand-sub{font-size:9px;letter-spacing:1.5px;margin-left:12px;border-left:1px solid var(--line);padding-left:22px;font-weight:500}.header-right{display:flex;align-items:center;gap:10px;font-size:9px;letter-spacing:1.3px}.header-right a{font-size:12px;letter-spacing:0;margin-left:22px;border:1px solid #bbc3b9;padding:11px 15px}.dot{height:6px;width:6px;background:#548465;border-radius:50%}main{display:grid;grid-template-columns:245px minmax(0,1fr) 254px;min-height:740px;height:calc(100vh - 120px)}.eyebrow{font-family:monospace;font-size:9px;letter-spacing:1.2px;color:var(--muted)}h2{font-size:21px;font-weight:500;letter-spacing:-.5px}.parts{padding:27px 18px 14px;border-right:1px solid var(--line);overflow:auto;background:#f1f2ed}.parts h2{display:flex;justify-content:space-between;align-items:center;margin:15px 0 23px}#assembly-count{font:11px monospace;border:1px solid var(--line);padding:4px 6px}.search-label{position:absolute;clip-path:inset(50%);width:1px;height:1px;overflow:hidden}#search{width:100%;background:transparent;border:0;border-bottom:1px solid #b9c1b7;padding:9px 0 12px;font-size:12px;color:#26312f}.parts-actions{display:flex;gap:12px;padding:14px 0 20px}.parts-actions button{border:0;padding:0;background:none;font-size:10px;color:var(--muted)}.parts-actions button:hover{color:var(--accent)}.category{font:9px monospace;letter-spacing:1px;color:#7b857e;margin:14px 0 8px;text-transform:uppercase}.part-row{display:flex;border-bottom:1px solid #dde0d9;align-items:center;min-height:37px}.part-row.selected{background:#e3e7dc;border-left:2px solid var(--accent)}.part-select{padding:9px 5px;background:none;border:0;text-align:left;font-size:11px;flex:1;color:#38413c}.eye{padding:8px;background:none;border:0;color:#758272;line-height:0}.eye svg{width:15px;height:15px}.eye[aria-pressed="false"]{opacity:.3}.part-row.hidden-part .part-select{color:#9da39d}.parts-foot{font-size:10px;line-height:1.6;color:var(--muted);padding:15px 0}.workspace{position:relative;min-width:0;overflow:hidden;background:#e5e7e0}.stage-heading{position:absolute;top:29px;left:28px;pointer-events:none;z-index:1}.stage-heading h1{font-size:45px;letter-spacing:-2px;font-weight:500;margin:13px 0 6px}.stage-heading h1 span{font-weight:300;color:#7d857d}.stage-heading p{font-size:12px;color:#758070;margin:0}.stage-meta{position:absolute;right:23px;top:30px;display:flex;flex-direction:column;gap:7px;font:8px monospace;color:#788271;text-align:right;z-index:1}#canvas-host{position:absolute;inset:85px 0 106px}canvas{width:100%;height:100%;display:block;touch-action:none}.view-controls{position:absolute;top:151px;left:28px;display:flex;gap:3px;z-index:1}.view-controls button{background:#e5e7e0aa;border:1px solid transparent;font-size:10px;padding:7px 9px;color:#7c8478}.view-controls button.active{border-color:#aeb8a8;color:#26312f}.stage-hint{position:absolute;bottom:93px;left:0;right:0;text-align:center;font:8px monospace;letter-spacing:1.1px;color:#899181;pointer-events:none}.stage-hint span{padding:0 8px}.mode-bar{position:absolute;bottom:21px;left:24px;right:24px;display:flex;justify-content:space-between;gap:15px;align-items:center;border-top:1px solid #c5cbbd;padding-top:18px}.modes{display:flex;background:#d7ddcf;padding:3px;gap:2px}.modes button{border:0;background:none;padding:10px 13px;font-size:11px;color:#65705f}.modes button.active{background:#283a32;color:#fff}.explode-control{display:flex;gap:9px;align-items:center;font-size:9px;color:#788071}input[type=range]{width:80px;accent-color:#aa3d2c}output{width:28px;font:9px monospace}.inspector{padding:28px 23px;background:#f1f2ed;border-left:1px solid var(--line);overflow:auto}.section-number{font-size:64px;font-weight:300;color:#c1c8bc;letter-spacing:-3px;margin-top:39px}.inspector h2{font-size:26px;line-height:1.1;margin:12px 0 15px;letter-spacing:-.8px}.inspector p{font-size:12px;line-height:1.65;color:#75806f}dl{margin-top:29px}dl>div{border-top:1px solid var(--line);padding:12px 0}dt{font:9px monospace;color:#87907e;margin-bottom:5px}dd{font-size:11px;margin:0;color:#42503d}.motion-controls{border-top:1px solid var(--line);padding-top:20px;margin-top:8px}.motion-controls label{display:flex;gap:8px;align-items:center;font-size:11px;margin-top:13px}.motion-controls input{accent-color:var(--accent)}.motion-controls p{font-size:10px}.accuracy{border-top:1px solid var(--line);padding-top:18px;margin-top:19px;font-size:11px}.accuracy-dot{display:inline-block;background:var(--accent);width:5px;height:5px;margin-right:7px;border-radius:100%}.accuracy strong{font-size:11px;font-weight:500}.accuracy p{font-size:10px}.accuracy a{font-size:10px;border-bottom:1px solid #acb6a6;padding-bottom:3px}#selected-actions button{background:transparent;border:1px solid #bcc7b5;font-size:10px;padding:8px;margin:3px 3px 3px 0}footer{height:43px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;font:8px monospace;letter-spacing:1px;color:#7d8675}footer b{padding:0 7px;color:#b7bfae}#load-error{position:absolute;top:45%;padding:30px;font-size:14px;line-height:1.6;background:#f1f2ed}.empty{font-size:12px;padding:12px 0;color:#7b857e}@media(min-width:1650px){main{grid-template-columns:275px minmax(0,1fr) 280px}.parts{padding:30px 23px}.stage-heading h1{font-size:56px}}@media(max-width:1200px){main{grid-template-columns:215px minmax(0,1fr) 220px}.stage-meta{display:none}.explode-control{gap:4px}.explode-control input{width:50px}.modes button{padding:9px 8px}.mode-bar{left:16px;right:16px;gap:8px}.stage-heading{left:20px}.stage-heading h1{font-size:38px}.brand-sub{display:none}.inspector{padding:25px 16px}}@media(max-width:900px){main{grid-template-columns:210px minmax(0,1fr);height:auto;min-height:0}.workspace{height:700px}.parts{height:700px}.inspector{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:0 35px;border-top:1px solid var(--line);padding:25px}.inspector .section-number{display:none}.inspector .eyebrow{grid-column:1/-1}.inspector h2{margin:15px 0}.inspector dl{grid-column:2;grid-row:2/5;margin-top:15px}.motion-controls,.accuracy{margin-top:15px}.mode-bar{flex-wrap:wrap}.stage-hint{font-size:7px}.header-right{font-size:8px}}@media(max-width:600px){header{height:66px;padding:0 16px}.brand{font-size:16px;gap:9px}.mark{font-size:25px}.header-right{font-size:0;gap:0}.header-right .dot{display:none}.header-right a{font-size:11px;padding:9px 12px;margin:0}main{display:flex;flex-direction:column}.workspace{order:0;height:570px}.parts{order:1;height:370px;border-right:0;border-top:1px solid var(--line);padding:23px}.inspector{order:2;display:block}.stage-heading{left:22px;top:24px}.stage-heading h1{font-size:42px}.stage-heading .eyebrow{font-size:8px}.view-controls{top:138px;left:17px}#canvas-host{inset:105px 0 110px}.mode-bar{left:18px;right:18px;bottom:18px;justify-content:center}.explode-control input{width:75px}.modes button{padding:10px 12px}.stage-hint{bottom:110px;font-size:7px}.parts h2{margin:12px 0 10px}.parts-actions{padding-bottom:8px}footer{font-size:8px;height:54px;padding:0 18px}footer>span:nth-child(2){display:none}.inspector dl{margin-top:20px}.inspector h2 br{display:none}.inspector .section-number{display:block;font-size:34px;margin-top:15px}}
/* Portfolio studio / v2 */
:root{color:#dce0e5;background:#0b0d10;--muted:#81868f;--line:#262a30;--accent:#ed414b}header{background:#0e1116;border-color:#24272e;height:76px}.brand{font-size:19px;letter-spacing:2.5px}.brand-sub{color:#858b96;border-color:#303641;font-size:8px}.header-right{color:#858b96}.header-right a{border-color:#383e48;color:#dfe2e7}.dot{background:#c12e3e}.main-nav{display:flex;height:100%;gap:30px}.main-nav button{color:#88909b;background:none;border:0;border-bottom:2px solid transparent;text-transform:uppercase;font-size:10px;letter-spacing:1.5px;padding:2px 1px 0}.main-nav button.active{color:#f0f1f4;border-color:#e23443}main{grid-template-columns:226px minmax(0,1fr) 248px}.parts,.inspector{background:#101319;border-color:#262a32}.parts{padding:30px 20px}.parts h2{font-size:20px;letter-spacing:-.6px}.eyebrow{color:#7e8795;font-size:9px;letter-spacing:1.1px}#assembly-count{border-color:#363b43;color:#9fa8b4}.category{color:#5e697a;font-size:9px;letter-spacing:1.4px;margin-top:21px}.part-row{border-color:#1c222a}.part-row.selected{background:#1d242e;border-color:#e43745}.part-select{color:#a6afbd;font-size:11px;padding:10px 5px}.eye{color:#747f90}.part-row.hidden-part .part-select{color:#4a5360}#search{color:#cad0d9;border-color:#373e48;font-size:11px}#search::placeholder{color:#707987}.parts-actions button{color:#8993a1;font-size:10px}.parts-foot{color:#5e697a}.workspace{background:#0b0e13}.stage-heading{top:34px;left:34px}.stage-heading h1{font-size:70px;font-weight:700;letter-spacing:-4px;margin:10px 0 1px;line-height:1.03;color:#eef0f3}.stage-heading h1 span{font-size:12px;font-weight:400;letter-spacing:3px;color:#ac5962;vertical-align:middle;margin-left:13px}.stage-heading p{font-size:11px;color:#747e8e;letter-spacing:.1px}.stage-meta{font-size:8px;gap:8px;color:#596576;top:38px;right:28px}.view-controls{top:165px;left:30px;gap:6px}.view-controls button{background:#13182088;color:#6b778a;border:1px solid #242d39;border-radius:2px;font-size:9px;padding:8px 11px}.view-controls button.active{color:#dce3ed;border-color:#626e7f}.stage-hint{color:#495568;font-size:8px;bottom:98px}#canvas-host{inset:115px 0 105px}.mode-bar{border-color:#242c38;bottom:25px;left:32px;right:32px;padding-top:20px}.modes{background:#171d27;border:1px solid #242d3a;border-radius:3px;padding:3px}.modes button{color:#798697;padding:10px 13px;font-size:10px}.modes button.active{background:#bd2636;color:white;border-radius:2px}.explode-control{color:#738095;font-size:9px}.explode-control input{accent-color:#bd2636}.inspector{padding:32px 23px}.section-number{color:#2b333e;font-size:76px;font-weight:700;letter-spacing:-5px;margin-top:38px}.inspector h2{font-size:27px;letter-spacing:-1px;line-height:1.15;color:#e2e5ea}.inspector p{color:#788596;font-size:11px;line-height:1.75}dl{margin-top:26px}dl>div{border-color:#252e39;padding:11px 0}dt{font-size:8px;letter-spacing:.4px;color:#657184}dd{font-size:11px;color:#b9c2ce}.accuracy,.motion-controls{border-color:#28313d}.accuracy strong{color:#a5b0c0}.accuracy p,.motion-controls p{font-size:9px;color:#647083}.accuracy a{color:#8b97a8;border-color:#404d60}.accuracy-dot{background:#bc3642}.motion-controls label{color:#a5b0c0;font-size:10px}.motion-controls input{accent-color:#bd2636}.liveries{border-top:1px solid #28313d;padding-top:17px;margin-top:6px}.swatches{display:flex;gap:13px;margin:14px 0 8px}.swatches button{border:3px solid #121820;outline:1px solid transparent;width:21px;height:21px;border-radius:50%;background:var(--swatch)}.swatches button.active{outline-color:#aab3c2}.liveries p,.liveries a{font-size:9px;color:#647083}.liveries a{color:#8c98a9}#selected-actions button{color:#b5c0cf;border-color:#394656;border-radius:2px}footer{background:#0d1117;border-color:#242d38;color:#616d7e;font-size:8px;height:44px}footer a{color:#99a5b6}#load-error{background:#161e28;color:#bbc6d6}.empty{color:#8b96a6}.race-active main{display:block}.race-active .parts,.race-active .inspector,.race-active .stage-heading,.race-active .stage-meta,.race-active .view-controls,.race-active .stage-hint,.race-active .mode-bar{display:none}.race-active .workspace{height:100%;min-height:740px}.race-active #canvas-host{inset:0}#race-hud{position:absolute;inset:0;pointer-events:none;z-index:3;color:white;background:linear-gradient(#06101b99,transparent 27%,transparent 65%,#06101bbb)}.race-top{display:flex;gap:45px;padding:27px 36px;text-shadow:0 2px 12px #000;align-items:center}.race-top>div:first-child{margin-right:auto}.race-top small{display:block;font:9px monospace;letter-spacing:1.4px;color:#d3dee9}.race-top strong{display:block;font-size:24px;font-weight:500;letter-spacing:-.5px;padding-top:9px;font-variant-numeric:tabular-nums}.race-top>div:first-child strong{font-size:14px;letter-spacing:2px}.race-bottom{position:absolute;bottom:65px;left:40px;right:40px;display:flex;align-items:flex-end;gap:40px}.speedometer{display:flex;align-items:baseline;gap:9px}.speedometer strong{font-size:92px;font-weight:300;letter-spacing:-5px;font-variant-numeric:tabular-nums;line-height:1}.speedometer span{font:10px monospace;color:#c6d2de}.speedometer b{font-size:34px;min-width:40px;border-left:1px solid #8290a4;padding-left:20px;margin-left:10px}.race-telemetry{width:200px;font:9px monospace;color:#cad7e6}.race-telemetry label{display:flex;justify-content:space-between;align-items:center;margin-top:8px}.race-telemetry meter{width:120px;height:10px}.race-telemetry p{font-size:8px}.race-buttons{margin-left:auto;display:flex;gap:8px;pointer-events:auto}.race-buttons button{background:#101d2cbb;color:white;border:1px solid #71829766;padding:11px 16px;font-size:11px}.race-help{position:absolute;bottom:19px;width:100%;text-align:center;font:9px monospace;letter-spacing:.7px;color:#d4dce6;line-height:1.8}.race-help span{font-size:8px;color:#8494a8}#race-message{position:absolute;top:140px;width:100%;text-align:center;font-size:13px;letter-spacing:1px;text-shadow:0 2px 6px #000}#race-results{position:absolute;z-index:9;top:50%;left:50%;transform:translate(-50%,-50%);width:420px;max-width:90%;padding:35px;background:#101721f2;border:1px solid #65738a;box-shadow:0 20px 100px #000a;backdrop-filter:blur(20px)}#race-results h2{font-size:34px;letter-spacing:-1px}#results-list>div{display:flex;justify-content:space-between;border-top:1px solid #3c4654;padding:13px 0;font:12px monospace}#race-results button{background:#bd2636;border:0;color:white;padding:12px 17px;font-size:11px;margin:15px 8px 0 0}#race-results p{font-size:11px;color:#7e8c9f}#race-hud[hidden],#race-results[hidden]{display:none!important}@media(max-width:1200px){main{grid-template-columns:205px minmax(0,1fr) 215px}.main-nav{gap:20px}.stage-heading h1{font-size:59px}.stage-heading h1 span{font-size:10px;letter-spacing:2px;margin-left:6px}.mode-bar{left:20px;right:20px}.header-right{font-size:0}.header-right .dot{display:none}.stage-heading{left:25px}.view-controls{left:22px}.modes button{padding:10px}}@media(max-width:900px){main{grid-template-columns:190px minmax(0,1fr)}.inspector{display:grid;grid-column:1/-1}.parts,.workspace{height:720px}.main-nav{gap:16px}.main-nav button{font-size:9px}.header-right a{margin-left:0}.stage-heading h1 span{display:block;font-size:9px;margin:12px 0}.stage-heading h1{line-height:.9}.view-controls{top:167px}.race-active .workspace{height:calc(100vh - 120px)}.race-top{gap:22px}.race-top strong{font-size:19px}.race-bottom{gap:22px}.race-telemetry{display:none}.speedometer strong{font-size:70px}.brand-sub{display:none}}@media(max-width:600px){header{height:66px;padding:0 17px}.brand{font-size:15px}.main-nav{gap:14px}.main-nav button{font-size:9px;text-transform:none;letter-spacing:.3px}.header-right{display:none}main{display:flex}.workspace{height:590px}.parts{height:370px}.inspector{display:block;padding:24px}.section-number{font-size:44px;margin-top:20px}.stage-heading{left:22px;top:24px}.stage-heading h1{font-size:64px;line-height:1.05}.stage-heading h1 span{display:inline-block;margin:0 0 0 12px;letter-spacing:2px;font-size:10px}.stage-heading p{font-size:10px}.stage-heading .eyebrow{font-size:7px}.view-controls{top:153px;left:20px;gap:5px}.view-controls button{padding:7px 9px}#canvas-host{inset:120px 0 106px}.mode-bar{bottom:20px;left:18px;right:18px;gap:10px;justify-content:space-between;flex-wrap:nowrap}.modes button{padding:9px 10px;font-size:9px}.explode-control{font-size:0;gap:3px}.explode-control input{width:55px}.explode-control output{font-size:8px}.stage-hint{font-size:6px;bottom:88px}.race-top{padding:23px 18px;gap:18px;flex-wrap:wrap}.race-top>div:first-child{width:100%}.race-top small{font-size:8px}.race-top strong{font-size:20px}.race-bottom{left:20px;right:20px;bottom:86px;flex-wrap:wrap}.race-buttons{margin-left:0}.race-help{font-size:7px;padding:0 15px}.race-help span{font-size:7px}.race-active .workspace{min-height:650px}.liveries{margin-bottom:23px}.motion-controls{margin-top:22px}}

/* Continuous studio canvas, with controls above the rendered stage. */
#canvas-host{inset:0 0 80px}.stage-heading,.stage-meta,.view-controls,.stage-hint,.mode-bar{z-index:2}.stage-heading{padding-bottom:12px}.workspace{background:#070a0e}@media(max-width:600px){#canvas-host{inset:90px 0 85px}}

/* Exploded technical editorial: a restrained subsystem key, visible only while separated. */
#exploded-index{position:absolute;z-index:2;top:108px;right:28px;width:218px;padding:13px 14px 11px;background:linear-gradient(145deg,#111720e8,#0c1118d9);border:1px solid #303846;box-shadow:0 18px 55px #0007;backdrop-filter:blur(12px);opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .22s ease,transform .22s ease,visibility .22s;pointer-events:none}
.exploded-active #exploded-index{opacity:1;visibility:visible;transform:none}.exploded-index-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:10px;border-bottom:1px solid #303846;font:7px monospace;letter-spacing:1px;color:#7e8998}.exploded-index-head b{color:#d64a55;font-weight:500;letter-spacing:.6px}
#exploded-index ol{list-style:none;margin:0;padding:0}#exploded-index li{display:grid;grid-template-columns:25px 1fr 20px;align-items:center;min-height:47px;border-bottom:1px solid #252c36;position:relative}#exploded-index li:after{content:"";position:absolute;left:9px;bottom:-8px;height:15px;border-left:1px solid #4b5563}#exploded-index li:last-child:after{display:none}
#exploded-index i{font:9px monospace;font-style:normal;color:var(--system-color,#d84954)}#exploded-index strong{display:block;font-size:10px;font-weight:600;letter-spacing:.3px;color:#d8dee6}#exploded-index small{display:block;margin-top:3px;font:7px monospace;letter-spacing:.5px;text-transform:uppercase;color:#697586}#exploded-index em{justify-self:end;display:grid;place-items:center;width:18px;height:18px;border:1px solid var(--system-color,#3c4654);border-radius:50%;font:8px monospace;font-style:normal;color:#d7dee8}
#exploded-index [data-system="aero"]{--system-color:#ef4e59}#exploded-index [data-system="chassis"]{--system-color:#5f8ea9}#exploded-index [data-system="power"]{--system-color:#d49348}#exploded-index [data-system="running"]{--system-color:#8b83ba}
#exploded-index>p{margin:10px 0 0;font:7px/1.4 monospace;letter-spacing:.6px;text-transform:uppercase;color:#5f6b7b}.exploded-active .stage-meta{opacity:.25}.exploded-active .stage-heading p{color:#8b95a3}.exploded-active .stage-hint:before{content:"SYSTEM ORDER 01 → 04  ·  ";color:#aeb8c5}
#system-trajectories{position:absolute;z-index:1;inset:120px 245px 105px 20px;opacity:0;visibility:hidden;transition:opacity .25s ease;pointer-events:none}.exploded-active #system-trajectories{opacity:1;visibility:visible}.system-trajectory{position:absolute;left:7%;right:0;height:1px;color:var(--system-color);border-top:1px solid color-mix(in srgb,var(--system-color) 42%,transparent)}.system-trajectory:before{content:"";position:absolute;left:0;top:-3px;width:6px;height:6px;border-radius:50%;background:var(--system-color);box-shadow:0 0 13px var(--system-color)}.system-trajectory i{position:absolute;inset:-12px 0 auto 0;height:24px;background:linear-gradient(90deg,color-mix(in srgb,var(--system-color) 5%,transparent),transparent 72%)}.system-trajectory span{position:absolute;left:12px;top:-18px;padding:3px 6px;background:#090d13cc;font:6px monospace;letter-spacing:.8px;color:#8994a4}.system-trajectory b{color:var(--system-color);font-weight:500;margin-right:5px}.system-trajectory.aero{--system-color:#ef4e59;top:16%}.system-trajectory.chassis{--system-color:#5f8ea9;top:39%}.system-trajectory.power{--system-color:#d49348;top:62%}.system-trajectory.running{--system-color:#8b83ba;top:86%}
#assembly-links{position:absolute;z-index:2;inset:115px 0 105px;width:100%;height:calc(100% - 220px);overflow:visible;pointer-events:none;opacity:0;transition:opacity .2s}.exploded-active #assembly-links{opacity:.96}#assembly-links path{fill:none;stroke:#d3dae4;stroke-width:.85;stroke-dasharray:2 2}#assembly-links circle{fill:#f5f7fa;stroke:#0a0d12;stroke-width:1}#assembly-links text{fill:#eef2f7;font:8.5px monospace;font-weight:600;letter-spacing:.7px;paint-order:stroke;stroke:#070a0f;stroke-width:6px;stroke-linejoin:round;filter:drop-shadow(0 1px 4px #000)}
@media(max-width:1200px){#exploded-index{right:18px;top:105px;width:194px;padding:11px 12px}#exploded-index li{min-height:43px}.exploded-index-head span{max-width:90px}}
@media(max-width:900px){#exploded-index{top:112px;right:18px;width:180px}#exploded-index small{display:none}#exploded-index li{min-height:34px}.exploded-index-head{padding-bottom:8px}}
@media(max-width:900px){#system-trajectories{right:198px;left:12px}}
.system-trajectory i{inset:-1px 0 auto 0;height:15px;background:repeating-linear-gradient(90deg,transparent 0 54px,color-mix(in srgb,var(--system-color) 52%,transparent) 54px 55px,transparent 55px 112px),linear-gradient(90deg,color-mix(in srgb,var(--system-color) 7%,transparent),transparent 78%);mask-image:linear-gradient(90deg,#000 0 78%,transparent)}
@media(max-width:600px){#exploded-index{top:205px;right:12px;width:154px;padding:9px 10px}.exploded-index-head{font-size:6px}.exploded-index-head span{max-width:72px}#exploded-index li{grid-template-columns:21px 1fr 18px;min-height:31px}#exploded-index strong{font-size:8px}#exploded-index>p{display:none}.exploded-active .stage-hint:before{content:""}#system-trajectories{display:none}}
@media(max-width:900px){#assembly-links{display:none}}
#editorial-plate{position:absolute;inset:0;z-index:12;background:#070a0e;overflow:hidden}#editorial-plate[hidden]{display:none}#editorial-plate img{width:100%;height:100%;object-fit:cover;display:block}#editorial-plate:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#05070b88 0,transparent 34%,transparent 78%,#05070b55),linear-gradient(0deg,#05070bdd,transparent 27%);pointer-events:none}.plate-caption{position:absolute;z-index:2;left:34px;bottom:34px;max-width:460px;display:grid;gap:8px;text-shadow:0 2px 18px #000}.plate-caption span{font:8px monospace;letter-spacing:1.5px;color:#e14a55}.plate-caption strong{font-size:27px;letter-spacing:-.8px;color:#f1f3f6}.plate-caption small{font-size:10px;line-height:1.55;color:#a4adba}#close-plate{position:absolute;z-index:3;right:28px;top:27px;padding:10px 14px;color:#f0f2f5;background:#0a0e14bb;border:1px solid #6b7481;font-size:10px}.plate-active .parts,.plate-active .inspector{opacity:.38}.plate-active .stage-heading,.plate-active .stage-meta,.plate-active .view-controls,.plate-active .stage-hint,.plate-active .mode-bar{visibility:hidden}@media(max-width:600px){#editorial-plate img{object-position:58% center}.plate-caption{left:20px;right:20px;bottom:24px}.plate-caption strong{font-size:21px}#close-plate{right:16px;top:16px}}
#car-select{appearance:none;background:#11191c;color:#f4f1e8;border:1px solid #46514d;padding:9px 10px;font:600 12px/1.2 ui-monospace,monospace;letter-spacing:.04em}
#car-select{width:100%;min-height:44px;cursor:pointer;background-image:linear-gradient(45deg,transparent 50%,#e14a55 50%),linear-gradient(135deg,#e14a55 50%,transparent 50%);background-position:calc(100% - 17px) 19px,calc(100% - 11px) 19px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.car-switcher{display:flex;align-items:center;gap:5px;flex-wrap:wrap;margin-top:2px}.car-switcher span{width:100%;font:8px ui-monospace,monospace;letter-spacing:.12em;color:#e14a55}.car-switcher button{flex:1;min-width:0;padding:8px 5px;background:#141b24;color:#9ba8b7;border:1px solid #3a4655;border-radius:2px;font:700 9px ui-monospace,monospace;letter-spacing:.04em}.car-switcher button:hover,.car-switcher button.active{color:#fff;background:#bd2636;border-color:#e14a55}
.car-selector{position:absolute;top:29px;right:30px;z-index:3;width:min(280px,30vw);display:grid;gap:6px;padding:12px;color:#dfe6df;background:#070c0fcc;border:1px solid #ffffff2b;backdrop-filter:blur(10px)}
.car-selector{top:29px;right:30px;left:auto;width:min(320px,30vw)}
.car-selector label{font:600 10px/1.2 ui-monospace,monospace;letter-spacing:.14em;color:#aeb9ae}.car-selector small{font-size:10px;line-height:1.35;color:#9ba69d}
@media(max-width:600px){.car-selector{position:relative;top:auto;left:auto;right:auto;margin:10px 14px;width:calc(100% - 28px)}.car-selector small{font-size:9px}}
@media(max-width:600px){.car-switcher{gap:4px}.car-switcher button{padding:9px 3px;font-size:8px}}

/* Mobile touch layout: keep primary navigation usable and prevent control clipping. */
@media(max-width:600px){
  header{height:auto;min-height:66px;align-items:flex-start;padding:16px 17px 12px;gap:12px;flex-wrap:wrap}
  .brand{flex:1 0 auto;min-height:30px}
  .main-nav{order:3;width:100%;height:36px;gap:0;justify-content:space-between;border-top:1px solid #242d38;padding-top:8px}
  .main-nav button{padding:4px 5px 7px;font-size:8px;white-space:nowrap}
  main{min-height:0}
  .workspace{height:600px;min-height:600px}
  .stage-heading{top:20px;left:18px;right:18px}
  .stage-heading h1{font-size:clamp(48px,17vw,64px);letter-spacing:-3px}
  .stage-heading p{max-width:210px;line-height:1.35}
  .car-selector{margin:10px 14px;width:calc(100% - 28px)}
  .view-controls{top:160px;left:16px;right:16px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
  .view-controls::-webkit-scrollbar{display:none}
  .view-controls button{flex:0 0 auto;min-height:34px;padding:8px 10px}
  #canvas-host{inset:112px 0 116px}
  #exploded-index{top:206px;right:10px;width:146px}
  .mode-bar{left:14px;right:14px;bottom:16px;gap:6px}
  .modes{min-width:0;flex:1}
  .modes button{padding:9px 7px;flex:1;white-space:nowrap}
  .explode-control{flex:0 0 92px}
  .explode-control input{width:54px}
  .parts{height:auto;max-height:430px;padding:22px 18px}
  .inspector{padding:22px 18px}
  .race-active .workspace{height:100dvh;min-height:620px}
  .race-top{padding:18px 16px;gap:14px}
  .race-bottom{left:16px;right:16px;bottom:74px}
  .race-buttons{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:6px}
  .race-buttons button{padding:10px 7px;font-size:10px}
  .race-help{bottom:12px}
}