:root{--bg:#080d12;--surface:#0e161d;--surface2:#121e27;--line:rgba(181,219,228,.13);--muted:#91a4b1;--text:#edf4f5;--accent:#77edcf;--blue:#73b9f4;--amber:#efb779;--max:1320px;--nav:78px;font-family:Inter,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:104px}body{margin:0;background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;background:radial-gradient(ellipse at 84% 12%,#15334220,transparent 65%)}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit;cursor:pointer;background:none}button:disabled{opacity:.5;cursor:default}img{display:block;max-width:100%;height:auto}svg{max-width:100%}h1,h2,h3,h4,p,figure{margin:0}h1,h2,h3,h4{font-weight:610;line-height:1.35}p{color:var(--muted)}button,a,input{-webkit-tap-highlight-color:transparent}button,a,input,summary{touch-action:manipulation}[hidden]{display:none!important}:focus-visible{outline:2px solid var(--blue);outline-offset:5px}::selection{background:#73b9f444;color:white}.shell{max-width:var(--max);padding-inline:44px;margin-inline:auto}.section{padding-block:110px}.eyebrow,.mono,.small-label,.micro,.capture-tag,.build-label{font-family:"SFMono-Regular",Consolas,monospace}.eyebrow{font-size:11px;letter-spacing:.11em;color:var(--accent);margin-bottom:24px}.eyebrow>span{padding-inline:12px;color:#536e7b}.small-label{color:#8cbdd6;font-size:11px;letter-spacing:.035em}.micro{font-size:10px;color:#7795a2}.capture-tag{font-size:10px;letter-spacing:.025em;color:#93afb8;white-space:nowrap}.gradient-text{background:linear-gradient(100deg,#e0f3ff 0%,#85c6fa 43%,#80e8d1 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.soft{color:#9eb3bf}.status-dot{display:inline-block;width:6px;height:6px;background:var(--accent);border-radius:50%;margin-right:8px;box-shadow:0 0 14px #77edcf50;vertical-align:middle}.button{display:inline-flex;justify-content:center;align-items:center;gap:22px;min-height:45px;padding:11px 20px;border:1px solid var(--line);border-radius:6px;font-size:13px;font-weight:600;transition:background .25s,transform .25s,box-shadow .25s;white-space:nowrap}.button.primary{background:var(--blue);border-color:var(--blue);color:#07192a}.button.primary:hover{background:#a9d9ff;transform:translateY(-2px);box-shadow:0 6px 28px #73b9f425}.button span{font-size:18px;font-weight:400}.text-link{display:inline-flex;align-items:center;gap:12px;font-size:13px;border:0;padding:0}.text-link:hover{color:var(--blue)}.icon-button{display:grid;place-items:center;width:36px;height:36px;border:1px solid var(--line);border-radius:5px;font-size:20px;background:#11222db3}.icon-button:hover{border-color:#73b9f477}.skip{position:fixed;top:-100px;left:15px;background:var(--blue);color:#06141d;padding:10px;z-index:1000}.skip:focus{top:10px}.section-head{display:grid;grid-template-columns:1.23fr 1fr;gap:80px;align-items:end;margin-bottom:48px}.section-head>p{font-size:14px;line-height:1.95;max-width:430px;padding-bottom:5px}h2{font-size:clamp(30px,3.2vw,44px);letter-spacing:-.04em;line-height:1.4}h3{letter-spacing:-.025em}sub{font-size:.72em;line-height:0}
/* Shared suite navigation */
.nav-shell{position:fixed;z-index:100;top:0;left:0;right:0;background:#080d12c9;backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}.nav-wrap{max-width:1440px;padding:0 44px;height:var(--nav);display:flex;justify-content:space-between;align-items:center;gap:22px;margin:auto}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand-icon{display:block;width:34px;height:34px}.brand strong{font-size:21px;letter-spacing:-.035em;line-height:1.1;font-weight:650}.brand strong>span{display:block;margin-top:6px;font-size:7px;font-weight:400;letter-spacing:.16em;color:#87a2ad}.main-nav{display:flex;gap:27px;color:#bac8d0;font-size:12px}.main-nav a{position:relative;padding-block:27px;white-space:nowrap}.main-nav a:after{content:"";position:absolute;bottom:18px;left:0;right:0;height:1px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .3s}.main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}.nav-actions{display:flex;gap:18px;align-items:center}.motion-toggle{border:0;font-size:11px;color:#98b0bc;white-space:nowrap}.motion-toggle[aria-pressed=true]{color:var(--accent)}.nav-contact{border:1px solid #a0c2d238;border-radius:5px;font-size:11px;padding:8px 12px;white-space:nowrap}.nav-contact:hover{border-color:var(--blue)}#menu-toggle{display:none;border:0;width:36px;height:36px}#menu-toggle i{display:block;width:21px;height:1px;background:var(--text);margin:7px auto}.read-progress{position:absolute;left:0;right:0;bottom:-1px;height:1px}.read-progress i{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--blue),var(--accent))}
/* Hero, real CAD */
.hero{position:relative;isolation:isolate;min-height:825px;padding-top:160px;padding-bottom:42px;display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:0 26px}.hero-haze{position:absolute;z-index:-1;right:-10%;top:70px;max-width:100%;width:860px;height:680px;background:radial-gradient(ellipse at 60% 50%,#245e8136,transparent 67%);pointer-events:none}.hero h1{font-size:clamp(48px,4.95vw,70px);letter-spacing:-.055em;line-height:1.25}.hero-subtitle{font-size:16px;letter-spacing:.02em;color:#bfd4e0;margin-top:27px}.hero-description{font-size:14px;line-height:1.95;margin-top:16px;max-width:480px}.hero-cta{display:flex;align-items:center;gap:24px;margin-top:29px}.hero-note{margin-top:23px;font-size:11px;color:#95aab5}.development-note{margin-top:10px;font-size:10px;color:#607b88;max-width:455px}.model-stage{position:relative;min-width:0;isolation:isolate;height:555px}.model-stage:before{content:"";position:absolute;inset:32px 0 80px;z-index:-1;background-image:linear-gradient(#abcde805 1px,transparent 1px),linear-gradient(90deg,#abcde805 1px,transparent 1px);background-size:35px 35px;mask-image:radial-gradient(ellipse,black 35%,transparent 72%)}.model-canvas{display:block;width:100%;height:100%;touch-action:pan-y;cursor:grab;outline-offset:-3px}.model-canvas:active{cursor:grabbing}.visual-top{position:absolute;top:4px;left:10px;right:0;display:flex;justify-content:space-between;gap:12px;color:#88a8b8;font-size:9px;letter-spacing:.04em;pointer-events:none}.visual-top>span:last-child{color:#546f80}.visual-bottom{position:absolute;bottom:0;left:10px;right:0;border-top:1px solid var(--line);padding-top:14px;display:flex;gap:12px;justify-content:space-between;font-size:9px;color:#6e8a9b}.model-tools{position:absolute;left:50%;bottom:51px;transform:translateX(-50%);display:flex;align-items:center;gap:8px}.segmented{display:flex;padding:3px;border:1px solid var(--line);background:#0c1720d9;border-radius:6px;backdrop-filter:blur(12px)}.segmented button{border:0;border-radius:4px;padding:7px 15px;font-size:11px;white-space:nowrap;color:#97b1bf}.segmented button[aria-pressed=true]{background:#29465d;color:#d9f1ff}.model-legend{position:absolute;right:0;top:65px;display:flex;flex-direction:column;gap:10px;font-size:10px;color:#95adb8;pointer-events:none}.model-legend span{display:flex;align-items:center;gap:7px}.swatch{width:6px;height:6px;border-radius:50%;background:#93bad2}.swatch.bolt{background:#edc78e}.swatch.piston{background:#73b9f4}.swatch.receiver{background:#77edcf}.model-fallback{position:absolute;inset:34px 8px 90px;width:calc(100% - 16px);height:calc(100% - 124px);object-fit:contain;pointer-events:none}.hero-baseline{grid-column:1/-1;margin-top:45px;border-top:1px solid var(--line);padding-top:23px;display:flex;align-items:center;justify-content:space-between;gap:15px;color:#90a6b0;font-size:11px}.hero-baseline .mono{font-size:9px;color:#5e7d8b;letter-spacing:.06em}.hero-baseline>a{width:32px;height:32px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-size:18px}
/* Editorial entry points */
.entry-section{padding-top:75px}.entry-lines{border-top:1px solid var(--line)}.entry-lines article{display:grid;grid-template-columns:36px 100px 1fr;align-items:center;gap:30px;padding:27px 0;border-bottom:1px solid var(--line)}.entry-number{font:11px Consolas,monospace;color:#577986}.entry-drawing{width:85px;height:73px}.entry-drawing svg{width:100%;height:100%;fill:none;stroke:#7bafc5;stroke-width:1.5;stroke-linejoin:round}.entry-drawing .dim{stroke:var(--accent);opacity:.7}.entry-lines h3{font-size:20px;margin-bottom:9px}.entry-lines p{font-size:13px;line-height:1.85;max-width:900px}.entry-lines .small-label{display:block;font-size:10px;color:#5c8392;margin-top:12px}
/* Real application stage */
.workspace-section{background:linear-gradient(#101921,#0b1218);border-block:1px solid var(--line)}.gallery-tabs{display:flex;gap:37px;margin-bottom:22px}.gallery-tabs button{border:0;color:#809aa9;font-size:13px;padding:0 0 12px;white-space:nowrap}.gallery-tabs button span{font:9px Consolas,monospace;color:#4b6f83;margin-left:10px}.gallery-tabs button[aria-selected=true]{color:#e0f4ff;border-bottom:1px solid var(--blue)}.product-stage{border:1px solid #729cad42;border-radius:10px;overflow:hidden;background:#121a21;box-shadow:0 25px 80px #0006}.window-bar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:11px 18px;background:#16232d;border-bottom:1px solid var(--line)}.window-lights{display:flex;gap:6px}.window-lights i{width:6px;height:6px;background:#66899a;border-radius:50%}.window-lights i:first-child{background:#8b6964}.window-lights i:nth-child(2){background:#8a805d}.window-lights i:last-child{background:#638a76}.window-bar .mono{font-size:9px;color:#819ba9;letter-spacing:.06em}.window-bar button,.pane-title button{border:0;font-size:11px;color:#acc6d4;padding:3px 0}.window-bar button:hover,.pane-title button:hover{color:var(--blue)}.screen-button{display:block;border:0;padding:0;width:100%;cursor:zoom-in;background:#151b20;overflow:hidden}.screen-button img{width:100%;height:auto;max-height:760px;object-fit:contain;transition:opacity .2s}.product-stage figcaption{padding:17px 20px;display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--line);font-size:12px;color:#bbced5}.workspace-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:29px}.workspace-notes p{font-size:12px;line-height:1.9}.workspace-notes b{display:block;color:#cedee6;font-size:14px;font-weight:550;margin-bottom:6px}
/* AI process with real drawing and CAD geometry */
.cinema{border:1px solid #73b9f438;border-radius:12px;overflow:hidden;background:linear-gradient(145deg,#15222d,#0a131a);box-shadow:0 15px 80px #18395022}.cinema-top{display:flex;justify-content:space-between;gap:15px;padding:18px 25px;border-bottom:1px solid var(--line);font-size:12px;color:#d3e6ef}.cinema-body{display:grid;grid-template-columns:.92fr 48px 1.15fr;min-height:510px;padding:23px 24px 0;gap:0;align-items:stretch}.drawing-stage{position:relative;min-width:0;border:1px solid #93b6ca25;border-radius:7px;overflow:hidden;background:#eaf0f5;display:flex;flex-direction:column;height:510px}.pane-title{display:flex;align-items:center;justify-content:space-between;gap:12px;background:#101f2b;padding:11px 14px;border-bottom:1px solid var(--line);z-index:3}.pane-title .mono{font-size:9px;color:#92bacd;letter-spacing:.04em}.drawing-stage>img{width:100%;height:440px;object-fit:contain;padding:8px;background:#f5f8fc}.drawing-scan{position:absolute;top:43px;left:0;right:0;height:2px;background:#34b8ef;box-shadow:0 0 35px 10px #73b9f455;opacity:0;pointer-events:none}.cinema.playing[data-step="0"] .drawing-scan{opacity:1;animation:scan 2.4s ease-in-out infinite}.drawing-facts{padding:10px 14px;display:flex;align-items:center;justify-content:space-between;font-size:10px;background:#e5edf5;color:#4d6478;border-top:1px solid #3a5f8020}.drawing-facts b{font:11px Consolas,monospace;color:#204766}.transit{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:16px;color:#609daf}.transit>span{font-size:28px}.transit i{width:1px;height:85px;background:linear-gradient(transparent,#70afce55,transparent)}.build-stage{position:relative;min-width:0;border:1px solid #93b6ca25;border-radius:7px;height:510px;overflow:hidden;background:radial-gradient(ellipse at 45% 45%,#16374e70,transparent 65%),#0c171f}.build-stage>.model-canvas{position:absolute;inset:0;padding-top:26px;padding-bottom:25px}.build-stage>.pane-title{position:relative}#ai-stage-badge{font-size:10px;color:var(--accent)}.build-state{position:absolute;bottom:18px;left:17px;right:17px;border-left:1px solid #73b9f45a;background:#08151ec9;padding:11px 14px;display:flex;align-items:center;gap:12px;font-size:12px;color:#a6c5d4;pointer-events:none}.crosshair{color:var(--blue);font-size:23px}#ai-result-image{position:absolute;inset:42px 0 45px;width:100%;height:calc(100% - 87px);object-fit:contain;background:#161d25}.cinema-bottom{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:23px 24px;border-bottom:1px solid var(--line)}.ai-timeline{display:flex;flex:1;gap:0}.ai-timeline button{border:0;border-top:1px solid #739fbf27;padding:13px 18px 0 0;flex:1;text-align:left;color:#6a889a;font-size:12px;white-space:nowrap;position:relative}.ai-timeline button:before{content:"";position:absolute;left:0;top:-3px;width:5px;height:5px;background:#355268;transition:.3s}.ai-timeline button span{font:10px Consolas,monospace;margin-right:9px;color:#4e7389}.ai-timeline button[aria-selected=true]{color:#d8effe}.ai-timeline button[aria-selected=true]:before{background:var(--blue);box-shadow:0 0 15px #73b9f470}.ai-timeline button.done:before{background:var(--accent)}.play-controls{display:flex;gap:9px;align-items:center}.play-controls .button{font-size:11px;min-height:38px;padding:8px 14px}.ai-detail{display:grid;grid-template-columns:1fr 1.3fr;gap:40px;padding:25px 26px;min-height:126px}.ai-detail h3{font-size:19px;margin-top:8px}.ai-detail p{font-size:13px;line-height:1.9}.cinema-disclaimer{font-size:10px;color:#647f8d;padding:13px 25px;background:#07111855;border-top:1px solid var(--line);line-height:1.8}.assistant-promises{display:grid;grid-template-columns:repeat(3,1fr);gap:44px;margin-top:43px}.assistant-promises article{border-top:1px solid var(--line);padding-top:22px}.assistant-promises .mono{font-size:10px;color:#50778b;letter-spacing:.1em}.assistant-promises h3{font-size:19px;margin:17px 0 12px}.assistant-promises p{font-size:13px;line-height:1.9}.ai-tasks{margin-top:58px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr 1fr;gap:28px;padding-top:27px}.ai-tasks>.eyebrow{grid-column:1/-1;margin:0;color:#597d8f;font-size:10px}.ai-tasks h3{font-size:15px;font-weight:500;color:#b5d2e1;margin-bottom:10px}.ai-tasks p{font-size:12px;line-height:1.9}
/* Calculation chain */
.method-section{background:linear-gradient(#0c151c,#101b24 70%,#0b141b);border-block:1px solid var(--line)}.method-layout{display:grid;grid-template-columns:310px 1fr;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#0b151d}.method-index{border-right:1px solid var(--line);padding:21px 0;background:#0e1b25}.method-index>p{font-size:11px;padding:0 21px 17px;color:#688a9c}.method-buttons{display:grid}.method-buttons button{border:0;border-left:2px solid transparent;display:flex;gap:13px;align-items:center;text-align:left;padding:10px 23px;font-size:12px;color:#8fa8b6;transition:background .2s}.method-buttons button>span{width:26px;font:11px Consolas,monospace;color:#557990}.method-buttons button[aria-selected=true]{background:linear-gradient(90deg,#24466180,transparent);color:#e5f5ff;border-left-color:var(--blue)}.method-buttons button[aria-selected=true]>span{color:var(--blue)}.method-buttons button:hover{background:#22415a40}.method-detail{padding:38px 43px;min-width:0;display:flex;flex-direction:column}.method-detail-top{display:flex;align-items:center;justify-content:space-between}.method-code{font:55px/1 Consolas,monospace;color:#315267;letter-spacing:-.08em}.method-detail h3{font-size:29px;color:#d9ecf7;margin-top:33px;line-height:1.4}.method-detail>p:not(.method-note){font-size:14px;line-height:1.95;margin-top:18px;max-width:680px;min-height:82px}.method-io{display:grid;grid-template-columns:1fr 26px 1fr;gap:22px;align-items:center;padding:27px 0;border-block:1px solid var(--line);margin-top:28px}.method-io .mono{font-size:10px;color:#638a9f}.method-io>span{font-size:23px;color:#618b96}.method-io p{font-size:13px;color:#bfced5;margin-top:10px}.method-question{margin-top:27px}.method-question>span{font-size:11px;color:var(--accent)}.method-question>p{font-size:14px;margin-top:11px;line-height:1.9;min-height:58px}.method-chain{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:33px;font-size:11px;color:#7f9ead}.method-chain i{font-style:normal;color:#476678}.method-note{font-size:10px;margin-top:22px;color:#5d7d8d;line-height:1.85}.checks-row{display:grid;grid-template-columns:repeat(6,1fr);margin-top:33px;border-top:1px solid var(--line);gap:15px;padding-top:22px}.checks-row b{display:block;font-size:15px;color:#bccfd9;font-weight:500}.checks-row span{display:block;font-size:10px;color:#5e8397;margin-top:7px}
/* The engineering explanations */
.lab-console{border:1px solid #789fb337;border-radius:11px;overflow:hidden;background:#0c151d;box-shadow:0 22px 70px #0003}.console-top{display:flex;justify-content:space-between;padding:16px 25px;gap:15px;border-bottom:1px solid var(--line);background:#10212d}.lab-heading{padding:28px 30px 21px}.lab-heading h3{font-size:25px;color:#e0eef6}.lab-heading p{font-size:13px;line-height:1.8;margin-top:12px}.condition-strip{display:flex;align-items:center;gap:10px 18px;flex-wrap:wrap;padding:15px 29px;background:#0a131b;border-block:1px solid var(--line);font-size:11px}.condition-strip>span{color:#5f8192;font-size:10px}.condition-strip>b{font-weight:450;color:#a6c0ce}.lab-body{display:grid;grid-template-columns:minmax(0,1fr) 320px}.lab-plot{padding:24px 27px 22px;min-width:0}.plot-title{display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:11px;color:#a9c1cd}.engineering-plot{display:block;width:100%;height:345px;overflow:visible;margin-top:9px}.engineering-plot text{font-family:"Segoe UI","Microsoft YaHei",sans-serif}.plot-legend{display:flex;justify-content:center;flex-wrap:wrap;gap:9px 20px;font-size:10px;color:#82a0b1;margin-top:6px}.plot-legend>span{display:inline-flex;align-items:center;gap:7px}.legend-line{width:20px;height:2px;display:inline-block;background:var(--blue)}.legend-line.mint{background:var(--accent)}.legend-line.amber{background:var(--amber)}.legend-point{display:inline-block;width:7px;height:7px;border:1.5px solid #d9f0ff;background:var(--blue);border-radius:50%}.legend-point.reference{background:transparent;border-color:#647d8b}.live-insight{margin-top:22px;padding:17px 18px;border-left:2px solid var(--blue);background:#73b9f409;font-size:13px;color:#b8d6e7;min-height:72px;line-height:1.8}.live-insight strong{font-weight:600;color:#e0f0f9}.lab-controls{background:#111f29;border-left:1px solid var(--line);padding:27px 23px;min-width:0}.lab-controls>label{position:relative;display:block;font-size:12px;color:#c6dbe5;margin:21px 0 15px;padding-right:47px}.lab-controls>label>span{display:block;font-size:11px;color:#7d9eae;margin-top:3px}.lab-controls output{position:absolute;right:0;top:2px;color:var(--blue);font:14px Consolas,monospace}input[type=range]{appearance:none;-webkit-appearance:none;width:100%;height:5px;background:#294350;border-radius:3px;cursor:pointer;display:block;margin:17px 0 12px}input[type=range]::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:16px;height:16px;border:3px solid #0f2331;border-radius:50%;background:var(--blue);box-shadow:0 0 0 1px #73b9f4bb}input[type=range]::-moz-range-thumb{width:12px;height:12px;border:2px solid #0f2331;border-radius:50%;background:var(--blue)}.range-scale{display:flex;justify-content:space-between;font-size:10px;color:#5f7f90}.preset-row{display:flex;gap:7px;margin:21px 0 17px}.preset-row button{flex:1;border:1px solid #6c98ad33;border-radius:4px;color:#88a6b7;padding:7px 6px;font-size:10px;white-space:nowrap}.preset-row button[aria-pressed=true]{background:#28445b;color:#d0ecff;border-color:#73b9f45e}.control-explain{font-size:11px;line-height:1.9;color:#829daa}.result-comparison{display:grid;grid-template-columns:1fr 1fr;margin:25px 0 23px;border-block:1px solid var(--line);padding-block:19px}.result-comparison>div:first-child{border-right:1px solid var(--line);padding-right:9px}.result-comparison>div:last-child{padding-left:17px}.result-comparison small{display:block;font-size:10px;color:#7896a6}.result-comparison strong{font:29px/1.4 Consolas,monospace;font-weight:400;color:var(--blue);display:inline-block;margin-top:8px;letter-spacing:-.05em}.result-comparison>div:first-child strong{color:#c1d0d9}.result-comparison span{font-size:10px;margin-left:4px;color:#6e8d9e}.torque-split 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p{font-size:12px;line-height:1.9;color:#839cab;max-width:1050px}.formula-details .formula-line{color:#c1deee;font-size:18px;font-family:Georgia,"Times New Roman",serif;padding-block:12px;line-height:1.8}.spring-console{margin-top:52px}.force-results{margin:24px 0 17px}.force-results>div{padding:12px 0;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:9px;font-size:11px;color:#8cabbb}.force-results strong{font:23px Consolas,monospace;color:#bddffd;font-weight:400;white-space:nowrap}.force-results>div:nth-child(2) strong{color:var(--accent)}.force-results small{font-size:10px;color:#638393}.force-results>div:last-child strong{font-size:18px;color:#98b2c1}.boundary-note{padding-top:17px;font-size:10px;color:#b69f7e;line-height:1.9}
/* Design tradeoffs and delivery */
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/* Product-family contact and footer */
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/* Dialogs and reduced motion */
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/* Responsive, intentionally no page-wide horizontal scrolling */
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  .cinema-top{padding:17px 16px;flex-wrap:wrap;gap:6px}
  .cinema-body{grid-template-columns:1fr;padding:14px 14px 0;gap:12px}
  .transit{display:none}.drawing-stage{height:440px}.build-stage{height:380px}
  .pane-title .mono{font-size:10px}.pane-title button{font-size:11px}.drawing-facts{flex-direction:row;flex-wrap:wrap;gap:6px}
  .drawing-stage>img{padding:8px;min-height:0}
  .build-state{font-size:12px;left:10px;right:10px;padding:9px 11px;bottom:12px;min-height:42px}
  .build-intro{inset:63px 17px 77px;gap:4px}.build-intro h3{font-size:20px;margin-top:9px}.build-intro p{font-size:12px;margin-top:10px}.build-intro button{font-size:11px;margin-top:8px;padding-block:8px}.build-intro .small-label{font-size:10px}
  .build-stage>.model-canvas,.build-stage>.model-fallback{height:calc(100% - 112px);bottom:66px}
  .cinema-bottom{padding:18px 16px;gap:20px}
  .ai-timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:5px}
  .ai-timeline button{font-size:11px;padding:12px 1px 0;white-space:normal;min-height:51px}
  .ai-timeline button span{display:block;margin-bottom:4px;font-size:10px}
  .play-controls{margin-left:0;width:100%;justify-content:space-between}.play-controls .button{font-size:13px;min-height:42px}
  .evidence-strip{padding:19px 17px;gap:12px}.evidence-strip span{font-size:10px}.evidence-strip strong{font-size:17px;white-space:normal}.evidence-strip small{font-size:10px}.evidence-strip>p{font-size:12px;line-height:1.8;margin-top:4px}
  .ai-detail{padding:23px 18px;min-height:0;grid-template-columns:1fr;gap:14px}.ai-detail h3{font-size:21px}.ai-detail p{font-size:14px}
  .cinema-disclaimer{padding-inline:18px;font-size:11px}.cinema-proof{padding-inline:18px;gap:15px}
  .method-buttons{gap:5px}.method-buttons button{font-size:11px;min-height:47px;padding:7px 9px;line-height:1.55}
  .method-detail{padding:24px 20px}.method-io p,.method-detail p{font-size:14px}.method-chain{flex-wrap:wrap;font-size:11px}.method-io{grid-template-columns:1fr}.method-io>span{transform:rotate(90deg);text-align:center}
  .ae-labs{gap:34px}.ae-experiment{border-radius:9px}.ae-lab-heading{padding:23px 20px}.ae-lab-heading h3{font-size:23px}.ae-lab-heading p:last-child{font-size:14px}
  .ae-controls{padding:23px 20px}.ae-variable-switch button{min-height:40px;font-size:12px}
  .ae-equilibrium{flex-direction:column;align-items:start}.ae-equilibrium>span{max-width:none}.ae-equilibrium>strong{text-align:left}
  .ae-torque-legend dt{font-size:11px}.ae-torque-legend dd{font-size:13px}.ae-reading-guide{font-size:12px}
  .ae-assumptions summary{font-size:13px}.ae-assumption-body{font-size:13px}
  .dialog-top{padding:12px 14px}.dialog-top>span{font-size:12px}.dialog-actions{gap:6px}.dialog-actions button{font-size:11px;padding:6px 8px}.image-pan{padding:6px}.image-dialog>p{font-size:11px}
  .footer{font-size:11px}
}
@media(max-width:370px){.hero .model-stage{height:420px}.ae-controls{padding:20px 17px}.ae-lab-heading{padding:22px 17px}.ae-plot-panel{padding-inline:9px}.ae-force-results strong{font-size:26px}.evidence-strip{gap:8px}.evidence-strip strong{font-size:16px}.model-tools{gap:4px}.model-tools .segmented button{padding-inline:9px}.drawing-stage{height:395px}.build-stage{height:350px}.pane-title .mono{font-size:9px}.method-buttons button{font-size:10px}}
@media print{.nav-shell,.model-tools,.hero-cta,.play-controls,.contact-section,.footer,.model-legend{display:none!important}.section{padding-block:30px}.hero{padding-top:35px}.reveal{opacity:1!important;transform:none!important}.method-detail{position:static}}