@import url('instrument.css?v=15');
:root{--space:#201b18;--titanium:#37312b;--ice:#f5f0e7;--signal:#d3c4af;--caution:#e4ba58;--critical:#9f3026;--muted:#beb2a2;--line:#74635166;--surface:#312921;--font:'Avenir Next','PingFang SC','Microsoft YaHei',sans-serif;--measure:'Avenir Next','PingFang SC',sans-serif;color-scheme:dark}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 48% 36%,#72503a24,transparent 58%),var(--space);color:var(--ice);font-family:var(--font);-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer;background:none;border:0;touch-action:manipulation}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--signal);outline-offset:4px}button:disabled{cursor:default}h1,h2,h3,p{font-style:normal}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}
.masthead{height:72px;padding:0 4%;display:flex;align-items:center;gap:70px;border-bottom:1px solid #f4ddbc10}.brand{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:500;letter-spacing:2px}.brand-mark{width:24px;height:24px;fill:none;stroke:url(#brand-edge);stroke-width:2}.brand-cn{font-size:12px;font-weight:400;color:#b7a893;margin-left:5px;letter-spacing:0}.masthead nav{display:flex;gap:28px;height:100%;align-items:center}.tab{font-size:12px;padding:8px 0;color:#b5a899;position:relative}.tab.active{color:#f0e4d2}.tab.active:after{content:'';position:absolute;bottom:0;left:0;right:0;height:1px;background:#dfcfb3}.edition{margin-left:auto;display:flex;align-items:center;gap:8px;color:#b5a894;font-size:10px}.connection-dot{width:5px;height:5px;background:#bdc7a4;border-radius:50%}.edition-version{margin-left:15px;color:#d0bea3}
main{max-width:1700px;margin:auto;padding:26px 4% 0}.intro{display:flex;align-items:center;justify-content:space-between;margin-bottom:19px}.intro h1{font-size:23px;line-height:1.4;font-weight:400;letter-spacing:0;margin:0}.intro h1>span{font-size:15px;font-weight:400;color:#aa9986;margin-left:15px}.intro p{font-size:11px;color:#a39380;margin:7px 0 0}.intro-meta{font-size:10px;color:#a99b88}.intro-meta i{display:inline-block;height:3px;width:3px;border-radius:50%;background:#9c8a73;margin:0 8px;vertical-align:middle}.page{display:none}.page.active{display:block}
.workbench{display:flex;flex-direction:column;position:relative}.scenario-nav{min-width:0;padding:0 0 14px}.scenario-nav .section-label,.scenario-note{display:none}#scenario-buttons{display:flex;gap:8px;justify-content:center;overflow-x:auto;scrollbar-width:thin;scrollbar-color:#8b7759 transparent}.scenario-button{position:relative;display:flex;align-items:center;justify-content:center;gap:7px;padding:9px 14px;min-height:43px;white-space:nowrap;border:1px solid transparent;border-radius:25px;font-size:12px;color:#aa9c89}.scenario-icon{width:17px;height:17px;fill:currentColor;fill-opacity:.06;stroke:url(#key-glass);stroke-width:1.9;flex:none}.scenario-button.active{background:#d7c6a917;color:#f2e8d7;border-color:#f4dec325;box-shadow:inset 0 1px #fff4e010}.scenario-button[data-scenario=caution] .scenario-icon{color:#d5b966;stroke:currentColor;stroke-opacity:1}.scenario-button[data-scenario=critical] .scenario-icon,.scenario-button[data-scenario=crew] .scenario-icon,.scenario-button[data-scenario=handoff] .scenario-icon{color:#dc9c8b;stroke:currentColor;stroke-opacity:1}
.stage{min-width:0}.stage-toolbar{height:43px;display:flex;align-items:center;justify-content:space-between;padding:0 6px}.stage-toolbar>div:first-child{display:flex;gap:8px;align-items:center}.stage-toolbar strong{font-size:11px;font-weight:400;color:#a99b86}.state-indicator{width:5px;height:5px;border-radius:50%;background:#c0c9a9}.view-options{display:flex;gap:8px}.view-options button{font-size:10px;color:#bfaf98;padding:5px 9px;border:1px solid #ab987128;border-radius:7px;min-height:28px}.view-options button[aria-pressed=true]{background:#bba68b13;color:#e3d3b9;border-color:#cab39133}.device-surround{position:relative;overflow:hidden;padding:0 3px}.device-topline,.device-bracket:before,.device-bracket:after{display:none}.device-bracket{position:relative;padding:2px}#device-fit{position:relative;width:100%;overflow:visible}.device{position:absolute;top:0;left:0;width:1378px;height:612px;transform-origin:top left;border:1px solid #a4937c56;border-radius:24px;padding:34px 126px 34px 42px;background:linear-gradient(125deg,#292622,#171613 76%);box-shadow:0 20px 34px #0d090738,inset 0 0 0 5px #302b2440}.screw{position:absolute;left:18px;width:5px;height:5px;background:#635849;border-radius:50%}.screw-tl{top:18px}.screw-bl{bottom:18px}.case-id{position:absolute;top:12px;left:44px;font-size:9px;letter-spacing:2px;color:#847661;line-height:1}
.glass{--paper:#28241f;--ink:#f5f0e7;--line:#796b5880;--muted:#d0c3ae;--accent:#d3c4af;width:1200px;height:540px;display:flex;overflow:hidden;border-radius:12px;background:var(--paper);color:var(--ink);box-shadow:0 0 0 2px #0e0d0b;pointer-events:none;font-family:var(--font)}.glass.dark{--paper:#28241f;--ink:#f5f0e7;--line:#796b5880;--muted:#d0c3ae;--accent:#d3c4af}.glass:not(.dark){--paper:#e9e1d2;--ink:#28231d;--line:#b5aa98;--muted:#615849;--accent:#6a5840}.screen-content{width:1030px;height:540px;flex:none;background:var(--paper);position:relative;overflow:hidden}.key-labels{position:relative;z-index:1;transform:translateZ(0);width:170px;height:540px;flex:none;background:#29241ef5;color:#e7ddcd;display:grid;grid-template-rows:repeat(4,1fr);padding:0 10px;border-left:1px solid #e2cab529}.key-label{display:flex;align-items:center;justify-content:center;position:relative;font-size:27px;font-weight:400;padding:0 4px;border-bottom:1px solid #b69c7530}.key-label:last-child{border-bottom:0}.key-label>span{text-align:center;line-height:1.3;width:100%}.key-icon{width:24px;height:24px;display:inline-flex;vertical-align:-4px;margin-right:4px}.lucide{display:block;width:100%;height:100%;flex:none}.key-icon .lucide,.physical-key-icon .lucide{stroke:url(#key-glass);stroke-width:2.4}.key-label.action .lucide{stroke:url(#key-glass-ink)}.key-label.disabled{color:#a4947e}.key-label.action{color:#30291f;background:#e0d1b6;margin:16px 0;border:1px solid #eddfc4;border-radius:12px;font-weight:500}.key-label.rotate>span{transform:rotate(180deg)}.key-label.pressed{background:#75634b;color:#faf0dc}.key-label.action.pressed{background:#f4e7cb;color:#30291f}.physical-keys{position:absolute;right:20px;top:34px;width:78px;display:grid;grid-template-rows:repeat(4,135px)}.physical-keys button{position:relative;align-self:center;width:78px;height:80px;border:1px solid #c7ac81;border-top-color:#ffebc8;border-bottom-color:#8a7150;border-radius:14px;background:linear-gradient(160deg,#93816a 0%,#6b5c49 42%,#4c4133 100%);color:#fff0d3;box-shadow:0 6px 0 #2a2015,0 8px 0 1px #0d0b08,0 11px 15px #0009,inset 0 2px 1px #fff4d755,inset 0 -2px 1px #30241780;display:flex;align-items:center;justify-content:center;transition:transform .12s ease,background .12s ease,box-shadow .12s ease}
.physical-keys button:before{content:'';position:absolute;inset:5px;border:1px solid #f4ddb626;border-bottom-color:#1c140b66;border-radius:9px;pointer-events:none}
.physical-key-icon{width:32px;height:32px;display:inline-flex;filter:drop-shadow(0 1px 1px #302010b3);pointer-events:none}.device:has(.screen-inner.rescuer) .physical-key-icon{transform:rotate(180deg)}
.physical-keys .bump{position:absolute;bottom:10px;width:4px;height:4px;background:#ead4b0;border-radius:50%;box-shadow:0 1px #302216;pointer-events:none}.physical-keys small{position:absolute;right:10px;top:8px;font:12px var(--measure);color:#f0dfc2;pointer-events:none}
.physical-keys button:focus-visible{outline:3px solid #ffe4ae;outline-offset:7px}
@media(hover:hover) and (pointer:fine){.physical-keys button:hover:not(.held):not(:active){background:linear-gradient(160deg,#b29a7b,#8c7659 42%,#6c573f);border-color:#ffe5b5;transform:translateY(-2px);box-shadow:0 8px 0 #2a2015,0 10px 0 1px #0d0b08,0 13px 18px #0009,inset 0 2px 1px #fff4d766}}
.physical-keys button.held,.physical-keys button:active{background:linear-gradient(#bca078,#93764f);transform:translateY(5px);border-color:#ffe1a7;box-shadow:0 1px 0 #2a2015,0 3px 0 1px #0d0b08,inset 0 2px 5px #38240e80}

.device-caption{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:13px 5px 0;color:#978873;font-size:10px}.device-caption>span:first-child{display:flex;align-items:center;gap:4px}.key-caption-mark{font-size:12px;margin-right:3px}kbd{font:10px var(--measure);border:1px solid #aa98713b;color:#c9b699;min-width:15px;padding:1px 3px;border-radius:3px;text-align:center}.mobile-simulator{display:none}.context-grid{display:grid;grid-template-columns:1fr 1fr 1.25fr;gap:30px;padding:25px 8px 14px}.context-grid h3{font-size:11px;font-weight:400;color:#95846d;margin:0 0 7px}.context-grid p{font-size:12px;color:#bdae97;line-height:1.75;margin:0}.context-grid p strong{font-weight:500;color:#ddccb0}
.transition-strip{display:flex;align-items:center;gap:26px;padding:18px 8px;border-top:1px solid #d6c4a517;border-bottom:1px solid #d6c4a517}.section-label{font-size:11px;color:#a18f75;font-weight:400}.transition-heading{display:flex;align-items:center;gap:13px;white-space:nowrap}.transition-heading button{font-size:11px;border:1px solid #9c86612b;border-radius:8px;padding:8px 11px;color:#cbb594;min-height:33px}.transition-heading button>span{font-size:9px;margin-right:3px}.timeline{display:flex;align-items:center;flex:1;gap:9px}.timeline button{font-size:10px;color:#9f8d73;white-space:nowrap;padding:7px 0}.timeline button.active{color:#e5d1ac}.timeline button[data-scenario=critical].active{color:#e5a28c}.timeline>span{height:1px;background:#a085542d;min-width:8px;flex:1}.test-controls{margin:18px 8px 0;font-size:11px;color:#9c8b71}.test-controls summary{cursor:pointer;width:fit-content}.test-controls summary span{font-size:10px;color:#8d7b61;margin-left:12px}.test-controls>div{padding:18px 0 4px;display:flex;gap:20px;flex-wrap:wrap;align-items:center}.test-controls label{display:flex;align-items:center;gap:5px}.test-controls input{accent-color:#d3c4af}.test-controls button{border:1px solid #8c76533b;border-radius:6px;padding:7px 11px;font-size:11px}.test-controls>div>span{color:#8d7b61}.event-log{font-size:10px;color:#968469;margin:13px 8px 0;min-height:18px}.event-log.changed{color:#d6bc94}footer{max-width:1700px;margin:27px auto 0;padding:18px 4% 25px;display:flex;gap:25px;justify-content:space-between;color:#85745c;font-size:10px;border-top:1px solid #ac946017}footer>span:first-child{font-weight:500;color:#ad9574;letter-spacing:1px}footer>a{color:#c7ae88}
.text-page{max-width:1140px;margin:25px auto}.editorial-title{padding:10px 0 25px;border-bottom:1px solid #625139}.editorial-title h2{font-size:30px;letter-spacing:1px;font-weight:400;margin:14px 0}.editorial-title p{font-size:14px;color:#c3b398}.decision-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px 65px;margin:32px 0}.text-page h3{font-size:20px;font-weight:500;margin:14px 0;color:#eee0c7}.text-page p{font-size:14px;line-height:1.95;color:#c9bba1;max-width:78ch}.token-section{margin:35px 0;border-top:1px solid #625139;padding-top:20px}.swatches{display:flex;gap:18px;margin:23px 0}.swatches>div{width:150px;display:flex;flex-direction:column;gap:8px;font-size:12px}.swatches i{height:48px;background:var(--swatch);border:1px solid #9a815a}.swatches b{font-weight:500}.swatches code{font-size:11px;color:#bda888}.kill-list{padding:20px 0;border-top:1px solid #625139}.kill-list p{line-height:2.7}.document-link{font-size:13px;display:inline-block;padding:8px 0;border-bottom:1px solid #ba9a63;color:#ebd2a6;margin-top:15px}.research-rows article{display:flex;align-items:flex-start;gap:30px;padding:25px 0;border-bottom:1px solid #625139}.research-rows article>span{font:28px var(--measure);color:#c4a46e;padding-top:12px}.research-rows article>div{flex:1}.research-rows article h3{margin:10px 0}.research-rows article>b{font-size:11px;padding:6px 11px;border:1px solid #8b734b;margin-top:10px;font-weight:400;color:#d5bd93}.research-bottom{margin:36px 0}.research-bottom p{line-height:2.3}

/* One smoked-glass rail across overview, alerts and details; key mapping stays fixed. */
.glass{--scene-image:url('assets/mars-scene.png');background:#574334 var(--scene-image) right center/150% auto no-repeat}
.glass.dark{--scene-image:url('assets/mars-night.png');background-color:#100d0b}
.glass .key-labels{background:linear-gradient(135deg,#efdecb26,#4c3c2c4f 55%,#231c174d),#3028214d;color:#fff4e3;border-left-color:#ffedce3b;box-shadow:inset 1px 0 #fff5dd24;backdrop-filter:blur(22px) saturate(.85);-webkit-backdrop-filter:blur(22px) saturate(.85)}
.glass.dark .key-labels{background:linear-gradient(135deg,#efd2a512,#21190f38 55%,#08060566),#100d0b9c;border-left-color:#d5b88738;box-shadow:inset 1px 0 #f3dbb11c}
.glass .key-label.action{background:linear-gradient(140deg,#fff4ddeb,#d7bc97d9 62%,#f2dbb9eb);border-color:#ffefd2a8;box-shadow:inset 0 1px #fff8eaa8,0 6px 16px #18110d30}
.glass .key-label.action.pressed{background:#f4e7cb;color:#30291f}
.scenario-button.active{background:linear-gradient(135deg,#f8ecd728,#ccb99a0d 65%,#ead8b921);box-shadow:inset 0 1px #fff4e037,0 4px 15px #130f0d17;border-color:#ecdec530}
@media(hover:hover) and (pointer:fine){.scenario-button:hover{background:#d7c6a90e;color:#f2e8d7}.view-options button:hover,.transition-heading button:hover,.test-controls button:hover{background:#cdb59017}.tab:hover,.timeline button:hover{color:#f0e0c5}.document-link:hover{color:#fff0d5}}
@media(max-width:1100px){.masthead{gap:32px}.masthead nav{gap:23px}.scenario-button{font-size:11px;padding:8px 10px}.context-grid{gap:19px}.transition-heading .section-label{display:none}.timeline{gap:7px}.intro h1>span{font-size:13px}.intro-meta{display:none}}
@media(max-width:760px){.masthead{height:62px;padding:0 5%;gap:20px}.brand{font-size:17px;gap:7px;letter-spacing:1px}.brand-mark{width:21px;height:21px}.brand-cn,.edition{display:none}.masthead nav{gap:16px}.tab{font-size:10px}main{padding:21px 4% 0}.intro{margin-bottom:18px}.intro h1{font-size:23px}.intro h1>span{font-size:11px;display:block;margin:5px 0 0}.intro p{display:none}.scenario-nav{padding-bottom:7px}#scenario-buttons{justify-content:flex-start;gap:5px}.scenario-button{padding:8px 11px;min-height:44px;font-size:11px}.scenario-icon{width:16px;height:16px}.stage-toolbar{height:45px;padding:0 3px}.stage-toolbar strong{font-size:11px}.view-options{gap:5px}.view-options button{font-size:10px;padding:5px 7px;min-height:30px}.device-surround{padding:0}.device-bracket{padding:2px}.device-caption{display:none}.mobile-simulator{display:block;margin:24px 2px 0;background:#2b251ee0;border:1px solid #d7c5a818;border-radius:15px;padding:17px}.mobile-simulator>span{display:flex;justify-content:space-between;font-size:11px;color:#bca587;margin-bottom:10px}.mobile-simulator small{font-size:9px;color:#a59074}.mobile-keys{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.mobile-keys button{min-height:48px;border-radius:9px;background:#514433;border:1px solid #c4a4743f;font-size:11px;color:#e7d5b4}.mobile-keys button:active,.mobile-keys button.held{background:#d3c4af;color:#30291f}.context-grid{grid-template-columns:1fr;padding:20px 8px;gap:19px}.context-grid h3{margin-bottom:4px}.context-grid p{font-size:13px}.transition-strip{display:block;padding:18px 8px}.transition-heading{justify-content:space-between}.transition-heading .section-label{display:block}.timeline{overflow:auto;gap:10px;padding-top:13px}.timeline button{font-size:10px;min-height:35px}.timeline>span{min-width:12px}.test-controls summary span{display:none}.test-controls>div{display:grid;gap:15px}.test-controls input{width:18px;height:18px}.test-controls button{min-height:40px}.test-controls label{min-height:30px}.event-log{line-height:1.7}footer{margin-top:23px;gap:15px;flex-wrap:wrap;font-size:9px}footer>span:nth-child(2){display:none}.text-page{margin-top:15px}.editorial-title h2{font-size:24px}.decision-grid{grid-template-columns:1fr;gap:20px}.swatches{gap:10px}.research-rows article{gap:16px}.research-rows article>b{white-space:nowrap;padding:5px 8px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.mobile-status{margin:0 0 19px;padding:0 0 15px;border-bottom:1px solid #c4ae8723;display:grid;gap:12px}.mobile-status>div{display:grid;grid-template-columns:76px minmax(0,1fr);align-items:baseline;gap:12px}.mobile-status span{font-size:13px;color:#c3b9a7;line-height:1.6}.mobile-status strong{font-size:19px;line-height:1.5;font-weight:500;color:#f1ece2}.mobile-status b{font-size:14px;line-height:1.65;font-weight:500;color:#f1ece2}.mobile-status[data-severity=critical] #mobile-hazard{color:#ffd2be}.mobile-status[data-severity=caution] #mobile-hazard{color:#ffe0a1}