:root{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:#f3f5f7;background:#111b23;color-scheme:dark}*{box-sizing:border-box}body{margin:0}button,input,a{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid #ffb36d;outline-offset:3px}button:disabled{opacity:.4;cursor:wait}a{color:inherit}header{height:82px;padding:0 26px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff18;background:#111b23}header>div{display:flex;gap:25px;align-items:center}.brand{font-size:11px;font-weight:800;letter-spacing:2px;color:#f5a566}h1{font-size:24px;letter-spacing:-.5px;margin:0}h1 span{font-size:12px;border:1px solid #61707b;border-radius:4px;padding:3px 5px;vertical-align:middle;margin-left:6px}header button,.header-actions a{background:none;border:1px solid #ffffff35;border-radius:5px;padding:9px 13px;text-decoration:none;font-size:12px}.version{font-size:11px;color:#a7b4bf}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 310px;height:calc(100dvh - 82px);min-height:530px}.viewport{position:relative;min-width:0;overflow:hidden;background:radial-gradient(ellipse at 50% 5%,#8495a0,#2b3944 55%,#17232c)}#canvas-host{position:absolute;inset:0}canvas{display:block;touch-action:none;width:100%;height:100%;outline:none}.scene-caption{position:absolute;top:24px;left:24px;font-size:10px;letter-spacing:2px;pointer-events:none;color:#dce6ed;text-shadow:0 1px 6px #000}.scene-caption>span:last-child{letter-spacing:0;color:#ccd7df}.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#ec9e5c;margin-right:9px}.views{position:absolute;bottom:61px;left:50%;transform:translateX(-50%);display:flex;padding:5px;gap:4px;background:#0d1722e8;border:1px solid #ffffff24;border-radius:8px;max-width:calc(100% - 30px);overflow:auto;scrollbar-width:none}.views button{white-space:nowrap;border:0;color:#b3c0cb;background:transparent;font-size:12px;padding:10px 13px;border-radius:5px}.views button[aria-pressed=true]{background:#f0a467;color:#18212a;font-weight:700}.camera-tools{position:absolute;right:20px;top:20px;display:flex;flex-direction:column;gap:5px}.camera-tools button{background:#152331e6;color:white;border:1px solid #ffffff24;border-radius:5px;min-height:35px;min-width:37px;font-size:18px}.camera-tools button:last-child{font-size:10px}.gesture-hint{position:absolute;bottom:18px;left:0;right:0;text-align:center;font-size:11px;color:#c8d5df;pointer-events:none;text-shadow:0 2px 4px #000}aside{padding:28px 25px 16px;background:#f4f3ef;color:#162833;overflow:auto}.eyebrow{font-size:9px;letter-spacing:1.6px;color:#697984}.aside-top h2{font-size:23px;line-height:1.5;margin:18px 0 12px}.aside-top>p{font-size:12px;color:#6b7880}.part-info{border-top:1px solid #d9dedc;border-bottom:1px solid #d9dedc;padding:16px 0;margin:20px 0}.part-info p{font-size:13px;line-height:1.9;margin:0}.part-info .note{font-size:11px;color:#788184;margin-top:12px}aside label{font-size:12px;font-weight:600}input{display:block;width:100%;margin-top:10px;background:#fff;border:1px solid #cbd2d1;color:#172733;border-radius:5px;font:inherit;font-size:12px;padding:11px}.part-list{margin:12px 0;max-height:210px;overflow:auto}.part-list button{display:block;width:100%;padding:10px 8px;background:none;border:0;border-bottom:1px solid #dfe3df;color:#30404a;font-size:12px;text-align:left}.part-list button:hover,.part-list button[aria-pressed=true]{background:#e9dfd3;color:#563613}.part-list small{display:block;font-size:10px;color:#7b858b;margin-top:3px}.credits{font-size:10px;color:#758189;line-height:1.8;margin-top:16px}.credits summary{cursor:pointer}.credits a{color:#4a646e}.credits p{margin-bottom:0}#loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;background:#152330f5;z-index:3}#loading[hidden]{display:none}#loading h2{font-weight:500;font-size:21px}#loading p{font-size:12px;color:#afbdc8}#retry{padding:10px 20px}.loader{width:34px;height:34px;border:2px solid #ffffff20;border-top-color:#eba363;border-radius:50%;animation:spin 1.2s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.loader{animation:none}}.explorer:fullscreen{overflow:auto;background:#111b23}@media(max-width:780px){header{height:68px;padding:0 15px}.brand{display:none}header>div{gap:9px}h1{font-size:18px}.version{display:none}.header-actions a,header button{padding:8px 10px;font-size:11px}.workspace{display:block;height:auto;min-height:0}.viewport{height:62dvh;min-height:360px}aside{padding:24px 22px}.aside-top h2{margin-top:10px;font-size:22px}.scene-caption{left:16px;top:20px;font-size:9px}.scene-caption>span:last-child{display:none}.camera-tools{right:12px;top:14px}.views{bottom:48px;justify-content:flex-start}.views button{font-size:11px;padding:9px 10px}.gesture-hint{font-size:10px;bottom:12px}.part-list{max-height:180px}.part-info{margin:13px 0;padding:13px 0}}

.operations{margin:16px 0 24px;padding:14px;background:#e5e9e4;border-radius:8px;font-size:12px}.operations button{color:#19332c;background:#fff;border:1px solid #bec8c0;border-radius:5px;padding:10px 6px;font-size:11px;min-height:40px}.gear-actions,.adjust-actions{display:flex;gap:5px}.gear-actions button,.adjust-actions button{flex:1}.gear-actions button[aria-pressed=true]{background:#244d3c;color:#fff}.operations p{line-height:1.7}#power-status{color:#245c40;font-weight:700}#operation-status{min-height:40px}#control-actions[hidden]{display:none}

/* Monochrome shell; flight instrument status colours stay intact. */
:root{background:#050505}header{background:linear-gradient(110deg,#080808,#242424);border-color:#ffffff25}.brand{color:#bdc7d3}.workspace aside{background:#121315;color:#eceef0}.aside-top>p,.part-info .note,.credits,.credits a,.eyebrow{color:#a2a6ac}.part-info{border-color:#ffffff25}.views{background:#101114e8}.views button[aria-pressed=true]{background:linear-gradient(#fff,#b9c1cc);color:#101010}.camera-tools button{background:#141518e8}.operations{background:#24272c;border:1px solid #ffffff1c}.operations button{background:linear-gradient(#35383e,#202226);color:#eee;border-color:#ffffff35}.gear-actions button[aria-pressed=true]{background:#ccd4df;color:#101010}#power-status{color:#95d9ac}input{background:#22252a;color:#eee;border-color:#ffffff35}.part-list button{color:#ddd;border-color:#ffffff20}.part-list button:hover,.part-list button[aria-pressed=true]{background:#383c43;color:#fff}.part-list small{color:#a6abb2}button:focus-visible,a:focus-visible,input:focus-visible{outline-color:#dbe8ff}