:root{--maxcopy:660px}.section-shell{width:var(--shell);margin:auto}.section-pad{padding:132px 0}.eyebrow{margin:0 0 22px;color:var(--green);font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.display{margin:0;font-family:InterDisplayLocal,InterLocal,sans-serif;font-size:clamp(54px,6.2vw,102px);line-height:.92;letter-spacing:-.065em;font-weight:620}.display span{color:#aab2ad}.section-title{margin:0;font-family:InterDisplayLocal,InterLocal,sans-serif;font-size:clamp(42px,4.2vw,72px);line-height:.98;letter-spacing:-.055em;font-weight:610}.section-lede{max-width:650px;margin:28px 0 0;font-size:clamp(18px,1.55vw,24px);line-height:1.52;color:inherit}.body-copy{max-width:620px;margin:23px 0 0;color:inherit;font-size:16px;line-height:1.72}.principle{margin:32px 0 0;padding-left:20px;border-left:2px solid var(--green);font-size:17px;font-weight:660;line-height:1.55}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:38px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 23px;border:1px solid rgba(255,255,255,.34);font-size:12px;font-weight:780;letter-spacing:.035em;transition:.18s}.button--primary{background:var(--green);border-color:var(--green)}.button:hover,.button:focus-visible{transform:translateY(-2px)}.button--secondary:hover,.button--secondary:focus-visible{border-color:var(--green)}
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}[data-reveal].is-visible{opacity:1;transform:none}
.media-stage{position:relative;overflow:hidden;background:#0d100e;border:1px solid rgba(255,255,255,.12);isolation:isolate}.media-stage:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 67% 38%,rgba(255,255,255,.08),transparent 34%),linear-gradient(128deg,transparent 47%,rgba(255,255,255,.05) 47.2%,transparent 47.6%),linear-gradient(180deg,transparent 70%,rgba(0,0,0,.45));z-index:-2}.media-stage:after{content:"";position:absolute;left:0;right:0;bottom:19%;height:1px;background:linear-gradient(90deg,var(--green) 0 13%,rgba(255,255,255,.2) 13% 100%);opacity:.7;z-index:-1}.media-stage.light{background:#dfe3dd;border-color:rgba(15,20,17,.16)}.media-stage.light:before{background:radial-gradient(circle at 65% 35%,rgba(255,255,255,.75),transparent 34%),linear-gradient(128deg,transparent 47%,rgba(15,20,17,.08) 47.2%,transparent 47.6%),linear-gradient(180deg,transparent 70%,rgba(15,20,17,.08))}.media-stage.light:after{background:linear-gradient(90deg,var(--green) 0 13%,rgba(15,20,17,.22) 13% 100%)}.media-brief{position:absolute;left:32px;right:32px;bottom:28px;display:flex;justify-content:space-between;gap:30px;align-items:flex-end}.media-brief__id{font:10px/1 ui-monospace,monospace;letter-spacing:.13em;text-transform:uppercase;color:var(--green)}.media-brief strong{display:block;margin-top:8px;max-width:470px;font-size:17px;line-height:1.35}.media-brief p{max-width:460px;margin:0;color:#aeb6b0;font-size:12px;line-height:1.5;text-align:right}.light .media-brief p{color:#4f5952}.media-watermark{position:absolute;right:4%;top:6%;font-family:InterDisplayLocal,sans-serif;font-size:clamp(78px,12vw,210px);line-height:1;font-weight:650;letter-spacing:-.08em;color:rgba(255,255,255,.035);white-space:nowrap}.light .media-watermark{color:rgba(15,20,17,.055)}
.engineering-hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;align-items:stretch;padding:calc(var(--header) + 66px) 0 76px;background:radial-gradient(circle at 80% 36%,#172019 0,#0b0e0c 38%,#070908 78%)}.hero-grid{display:grid;grid-template-columns:minmax(430px,.82fr) minmax(600px,1.18fr);gap:58px;align-items:center}.hero-copy{position:relative;z-index:2}.hero-copy .section-lede{color:#c5cbc7}.hero-stage{min-height:650px}.hero-stage .media-watermark{right:-2%;top:10%;font-size:clamp(110px,15vw,250px)}.hero-silhouette{position:absolute;inset:12% 6% 23% 13%;border-radius:52% 43% 11% 10%/18% 22% 8% 12%;background:linear-gradient(145deg,rgba(255,255,255,.11),rgba(255,255,255,.025) 58%,transparent 59%);filter:blur(.2px);opacity:.74;transform:skewX(-7deg)}.hero-silhouette:before{content:"";position:absolute;left:4%;right:9%;bottom:3%;height:15%;border:1px solid rgba(255,255,255,.11);transform:skewX(11deg)}.hero-silhouette:after{content:"";position:absolute;right:18%;top:17%;width:26%;height:36%;border:1px solid rgba(255,255,255,.12);transform:skewX(7deg)}.hero-note{position:absolute;left:31px;top:31px;font:10px/1.2 ui-monospace,monospace;letter-spacing:.12em;text-transform:uppercase;color:#7f8a83}.system-proof{width:var(--shell);margin:42px auto 0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.14)}.system-proof article{padding:24px 22px 4px 0}.system-proof article+article{padding-left:22px;border-left:1px solid rgba(255,255,255,.12)}.system-proof span{font:10px/1 ui-monospace,monospace;color:var(--green)}.system-proof h2{margin:13px 0 7px;font-size:14px}.system-proof p{margin:0;color:#a9b1ac;font-size:12px;line-height:1.55}
.light-section{background:var(--paper);color:var(--ink)}.dark-section{background:var(--black2)}.driver-layout{display:grid;grid-template-columns:minmax(440px,.86fr) minmax(560px,1.14fr);gap:82px;align-items:center}.driver-stage{min-height:760px}.driver-stage .media-watermark{right:-1%;top:2%}.driver-copy .eyebrow{margin-top:8px}.relationship-list{margin-top:50px;border-top:1px solid var(--lineDark)}.relationship-list article{display:grid;grid-template-columns:42px 1fr;gap:18px;padding:17px 0;border-bottom:1px solid var(--lineDark)}.relationship-list span{font:10px/1.7 ui-monospace,monospace;color:var(--green)}.relationship-list h3{margin:0 0 5px;font-size:15px}.relationship-list p{margin:0;color:#59625c;font-size:13px;line-height:1.55}
.structure-section{padding:0 0 128px;background:#0a0c0b}.structure-stage{min-height:780px;border-left:0;border-right:0}.structure-stage:before{background:radial-gradient(circle at 58% 45%,rgba(255,255,255,.07),transparent 33%),linear-gradient(112deg,transparent 42%,rgba(255,255,255,.05) 42.2%,transparent 42.6%),linear-gradient(180deg,transparent 70%,rgba(0,0,0,.5))}.structure-overlay{position:absolute;inset:0;display:grid;grid-template-columns:1fr 1fr;align-items:end;padding:74px max(52px,calc((100vw - min(1440px,calc(100vw - 104px)))/2));gap:9vw}.structure-copy{max-width:650px}.structure-copy .section-lede{color:#c7cdc9}.structure-proof{align-self:end;display:grid;gap:19px;padding-bottom:5px}.structure-proof article{display:grid;grid-template-columns:33px 1fr;gap:16px;padding-top:17px;border-top:1px solid rgba(255,255,255,.15)}.structure-proof span{font:10px/1.4 ui-monospace,monospace;color:var(--green)}.structure-proof h3{margin:0 0 5px;font-size:14px}.structure-proof p{margin:0;color:#aab2ad;font-size:12px;line-height:1.5}
.motion-section{padding:132px 0;background:#111512}.motion-head{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:end}.motion-head .section-lede{margin-top:0;color:#c3cac5}.motion-stage{min-height:480px;margin-top:66px}.motion-stage:before{background:linear-gradient(90deg,rgba(255,255,255,.02),transparent 18%,rgba(255,255,255,.055) 50%,transparent 82%),linear-gradient(180deg,transparent 65%,rgba(0,0,0,.5))}.motion-track{position:absolute;left:7%;right:7%;top:43%;height:2px;background:linear-gradient(90deg,var(--green),rgba(255,255,255,.4) 18%,rgba(255,255,255,.15) 82%,var(--green))}.motion-track:after{content:"";position:absolute;left:0;right:0;top:-12px;height:24px;background:radial-gradient(circle,rgba(255,255,255,.36) 0 2px,transparent 3px) 0 50%/16.66% 100% repeat-x}.response-chain{display:grid;grid-template-columns:repeat(5,1fr);margin-top:36px;border-top:1px solid rgba(255,255,255,.14)}.response-chain article{padding:22px 24px 0 0}.response-chain article+article{padding-left:24px;border-left:1px solid rgba(255,255,255,.12)}.response-chain span{font:10px/1 ui-monospace,monospace;color:var(--green)}.response-chain h3{margin:14px 0 7px;font-size:14px}.response-chain p{margin:0;color:#aab2ad;font-size:12px;line-height:1.55}
.build-layout{display:grid;grid-template-columns:minmax(420px,.72fr) minmax(620px,1.28fr);gap:78px;align-items:start}.build-stage{min-height:720px}.build-stage:before{background:radial-gradient(circle at 72% 42%,rgba(255,255,255,.75),transparent 28%),linear-gradient(145deg,transparent 42%,rgba(15,20,17,.07) 42.2%,transparent 42.7%),linear-gradient(180deg,transparent 70%,rgba(15,20,17,.09))}.process-line{margin-top:44px;border-top:1px solid var(--lineDark)}.process-line div{display:grid;grid-template-columns:58px 1fr auto;gap:16px;padding:16px 0;border-bottom:1px solid var(--lineDark);align-items:center}.process-line span{font:10px/1 ui-monospace,monospace;color:var(--green)}.process-line b{font-size:13px}.process-line em{font-style:normal;color:#69726c;font-size:11px}
.validation-section{background:#0b0e0c;padding:132px 0}.validation-head{display:grid;grid-template-columns:1fr .9fr;gap:80px;align-items:end}.validation-head .section-lede{margin-top:0;color:#c3cac5}.validation-stage{min-height:670px;margin-top:66px}.validation-stage:before{background:radial-gradient(circle at 60% 46%,rgba(255,255,255,.07),transparent 27%),linear-gradient(118deg,transparent 45%,rgba(255,255,255,.05) 45.2%,transparent 45.7%),linear-gradient(180deg,transparent 70%,rgba(0,0,0,.52))}.validation-rail{display:grid;grid-template-columns:repeat(4,1fr);margin-top:36px;border-top:1px solid rgba(255,255,255,.14)}.validation-rail article{padding:22px 24px 0 0}.validation-rail article+article{padding-left:24px;border-left:1px solid rgba(255,255,255,.12)}.validation-rail h3{margin:0 0 8px;font-size:14px}.validation-rail p{margin:0;color:#aab2ad;font-size:12px;line-height:1.55}
.life-layout{display:grid;grid-template-columns:minmax(570px,1.1fr) minmax(420px,.9fr);gap:82px;align-items:center}.life-stage{min-height:690px}.life-list{display:grid;grid-template-columns:1fr 1fr;gap:0 28px;margin-top:44px}.life-list article{padding:18px 0;border-top:1px solid var(--lineDark)}.life-list h3{margin:0 0 6px;font-size:14px}.life-list p{margin:0;color:#59625c;font-size:12px;line-height:1.55}.final-cta{padding:126px 0;background:radial-gradient(circle at 80% 45%,#182219 0,#0c0f0d 36%,#070908 78%)}.cta-layout{display:grid;grid-template-columns:1fr .82fr;gap:90px;align-items:end}.cta-layout p{max-width:580px;margin:0;color:#c3cac5;font-size:18px;line-height:1.65}.support-link{display:inline-flex;margin-top:25px;color:#b5bdb7;font-size:13px}.support-link:hover{color:var(--green)}
@media(max-width:1100px){.section-pad{padding:108px 0}.hero-grid,.driver-layout,.build-layout,.life-layout{grid-template-columns:1fr;gap:54px}.hero-stage{min-height:570px}.driver-stage,.build-stage,.life-stage{min-height:600px}.hero-copy{max-width:800px}.system-proof{grid-template-columns:1fr 1fr}.system-proof article:nth-child(3){border-left:0;padding-left:0}.motion-head,.validation-head,.cta-layout{grid-template-columns:1fr;gap:34px}.structure-overlay{grid-template-columns:1fr;gap:38px}.structure-proof{grid-template-columns:1fr 1fr}.response-chain{grid-template-columns:1fr 1fr 1fr}.response-chain article:nth-child(4){border-left:0;padding-left:0}.validation-rail{grid-template-columns:1fr 1fr}.validation-rail article:nth-child(3){border-left:0;padding-left:0}}
@media(max-width:760px){.section-pad,.motion-section,.validation-section{padding:86px 0}.engineering-hero{padding-top:calc(var(--header) + 44px);align-items:flex-start}.hero-grid{grid-template-columns:1fr;gap:40px}.display{font-size:clamp(50px,15vw,78px)}.section-title{font-size:clamp(40px,11vw,58px)}.section-lede{font-size:18px}.hero-stage{min-height:500px}.media-brief{left:20px;right:20px;bottom:20px;display:block}.media-brief p{margin-top:11px;text-align:left}.hero-note{left:20px;top:20px}.system-proof{grid-template-columns:1fr 1fr;margin-top:28px}.system-proof article{padding:20px 14px 15px 0}.system-proof article+article{padding-left:14px}.driver-stage,.build-stage,.life-stage{min-height:510px}.relationship-list{margin-top:36px}.structure-stage{min-height:900px}.structure-overlay{padding:66px 24px}.structure-proof{grid-template-columns:1fr}.motion-stage{min-height:390px;margin-top:44px}.response-chain{grid-template-columns:1fr}.response-chain article,.response-chain article+article{padding:17px 0;border-left:0;border-top:1px solid rgba(255,255,255,.1)}.validation-stage{min-height:520px;margin-top:44px}.validation-rail{grid-template-columns:1fr}.validation-rail article,.validation-rail article+article{padding:18px 0;border-left:0;border-top:1px solid rgba(255,255,255,.1)}.life-list{grid-template-columns:1fr}.button{width:100%}.button-row{display:grid}.cta-layout{gap:30px}}
.life-stage--image:before,.life-stage--image:after{display:none}
.life-stage--image img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover;object-position:center}
.validation-stage--image:before,.validation-stage--image:after{display:none}
.validation-stage--image img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover;object-position:center}
.build-stage--image:before,.build-stage--image:after{display:none}
.build-stage--image img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover;object-position:center}
.motion-stage--image:before,.motion-stage--image:after{display:none}
.motion-stage--image img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover;object-position:center}
.structure-stage--image:before{z-index:-1;background:linear-gradient(90deg,rgba(5,8,6,.86) 0%,rgba(5,8,6,.66) 46%,rgba(5,8,6,.38) 100%)}
.structure-stage--image:after{display:none}
.structure-stage--image>img{position:absolute;z-index:-2;inset:0;width:100%;height:100%;display:block;object-fit:cover;object-position:center}
.driver-stage--image:before,.driver-stage--image:after{display:none}
.driver-stage--image img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover;object-position:center}
.hero-stage--image:before,.hero-stage--image:after{display:none}
.hero-stage--image img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover;object-position:center}
@media(min-width:861px){.engineering-hero .display{font-size:clamp(45.9px,5.27vw,86.7px)}}