/* PowerShift blue / silver identity. Original page structure and copy retained. */
:root{--paper:#f4f6f8;--ink:#172938;--muted:#546572;--orange:#006ec8;--line:#ced7df;--dark:#111f2c;--soft:#e8eef3}
.tach-brand img{width:148px;height:82px;object-fit:contain}.header{height:120px}.hero-intro{color:var(--muted)}.primary{background:#006ac0;color:#fff}.primary:hover{background:#00579d}.mini-dot.dark{background:#496b89}.art-grid{background-image:radial-gradient(#6b839650 .65px,transparent .65px)}.insight-disc{border-color:#9db4c7;box-shadow:0 0 0 12px var(--paper),0 0 0 13px #ccd8e2}.signal-input{stroke:#93aabd}.track-bg{stroke:#afbeca}.approach .eyebrow{color:#bdd1e1}.small-label{color:#a8bbce}.approach h2 em{color:#b9dbf5}.approach-intro{color:#bccbd7}.steps button{border-color:#455765}.steps button:last-child{border-color:#455765}.steps button>span,.steps small{color:#aabcca}.steps [aria-selected=true]{color:#68baf6}.panels{background:#1a2c3b;border-color:#3f5567;min-height:445px}.panels p{color:#c2ced8}.panel-added{border-top:1px solid #43596a;padding-top:14px;margin-top:15px}.source-map{color:#d4e3ef}.source-map>span,.priority-map>span{border-color:#526e83}.map-line{border-color:#809bb1}.source-map strong,.priority-map strong,.improve-map strong{background:#c3e2fa;color:#163044}.priority-map>b,.improve-map>span:before{color:#68baf6}.improve-map>span{border-color:#526e83}.about-copy p{color:#526572}.founder{border-color:#bdcbd6}.signature-mark{margin-top:40px;line-height:1}.signature-mark img{width:190px;height:auto}.signature-mark p{font:600 8px var(--sans);letter-spacing:.12em;margin-top:16px;color:var(--ink)}.signature-mark p span{display:inline;font-size:8px;color:#0074cf;margin:0 8px;font-style:normal}.build-journey{border-top:1px solid var(--line);padding:65px 0 85px}.journey-heading{display:grid;grid-template-columns:1.2fr 1fr;gap:9%;align-items:end}.journey-heading h2{font-size:clamp(32px,3.3vw,47px);margin-top:25px}.journey-heading>p{font-size:15px;color:var(--muted);line-height:1.8}.journey-stages{list-style:none;padding:0;display:grid;grid-template-columns:repeat(5,1fr);margin:45px 0 22px;border-top:1px solid #9dbad0}.journey-stages li{position:relative;padding:24px 18px 0 0}.journey-stages li:before{content:'';position:absolute;top:-4px;left:0;width:7px;height:7px;border-radius:50%;background:#0074cf}.journey-stages span{display:block;font-size:9px;color:var(--orange);margin-bottom:8px}.journey-stages strong{display:block;font:500 21px var(--display);letter-spacing:-.035em}.journey-stages small{display:block;font-size:11px;margin-top:8px;color:var(--muted)}.journey-close{font-size:12px;color:var(--muted);padding-top:18px}.technology{display:grid;grid-template-columns:1.15fr 1fr;gap:9%;align-items:center;border-bottom:1px solid var(--line)}.tech-copy h2{font-size:clamp(33px,3.4vw,48px);margin-top:26px}.tech-copy>p:not(.eyebrow){font-size:14px;color:var(--muted);margin-top:22px}.tech-visual{padding:36px 28px;background:var(--soft);border:1px solid #d4dfe7;text-align:center}.tech-visual .small-label{color:#536e84;font-size:8px}.tech-bridge{display:flex;justify-content:center;align-items:center;gap:23px;padding-top:38px}.tech-bridge span{font:500 19px/1.4 var(--display);letter-spacing:-.03em}.tech-bridge b{font-size:30px;font-weight:400;color:var(--orange)}.bridge-result>span{display:block;font-size:30px;color:#789ab3;padding:15px 0}.bridge-result h3{font-size:28px}.bridge-result p{font-size:12px;color:var(--muted);margin-top:18px}.measurement{margin-top:55px;padding:38px 0 0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1.15fr;gap:9%}.measurement-intro h3{margin:19px 0 15px;font-size:28px}.measurement-intro>p:last-child{font-size:13px;color:var(--muted);max-width:365px}.measure-list details{border-bottom:1px solid var(--line)}.measure-list details:first-child{border-top:1px solid var(--line)}.measure-list summary{cursor:pointer;padding:20px 0;list-style:none;font-size:15px;font-weight:500;display:flex;justify-content:space-between;gap:20px}.measure-list summary::-webkit-details-marker{display:none}.measure-list summary span{color:var(--orange);font-size:21px;line-height:1;transition:transform .2s}.measure-list details[open] summary span{transform:rotate(45deg)}.measure-list details>p{font-size:13px;color:var(--muted);padding-bottom:23px;max-width:460px}.measure-list summary:focus-visible{outline:3px solid var(--orange);outline-offset:4px}.overview-link{font-size:11px;color:var(--ink);border-bottom:1px solid #9bb9cf;padding-bottom:3px}.overview-link span{margin-left:10px}.overview-link:hover{color:var(--orange)}
@media(max-width:1050px){.journey-heading{gap:6%}.technology{gap:5%}.tech-bridge{gap:15px}.tech-bridge span{font-size:16px}.tech-visual{padding:30px 20px}.journey-stages strong{font-size:18px}}
@media(max-width:760px){.header{height:100px}.tach-brand img{width:118px;height:70px}.journey-heading,.technology,.measurement{grid-template-columns:1fr;gap:26px}.build-journey{padding-block:45px 60px}.journey-heading h2{font-size:36px;margin-top:22px}.journey-heading>p{font-size:14px}.journey-stages{grid-template-columns:1fr;gap:0;border:0;border-left:1px solid #9dbad0;margin:28px 0 12px 4px}.journey-stages li{padding:0 0 24px 23px}.journey-stages li:before{top:7px;left:-4px}.journey-stages span{display:inline;font-size:9px;margin-right:12px}.journey-stages strong{display:inline;font-size:20px}.journey-stages small{margin-top:5px}.journey-close{font-size:11px}.panels{min-height:490px}.tech-copy h2{font-size:36px}.tech-visual{padding:32px 20px;margin-top:8px}.tech-visual .small-label{display:block}.tech-bridge span{font-size:18px}.measurement{margin-top:20px;padding-top:30px;gap:26px}.measurement-intro h3{font-size:28px}.measurement-intro>p:last-child{max-width:none}.signature-mark{display:block;margin-top:30px}.signature-mark img{width:135px}.signature-mark p{font-size:7px}.signature-mark p span{font-size:7px;margin:0 5px}}

/* Black masthead and automotive build imagery, October 13. */
.header-band{background:#10151b;border-bottom:3px solid #087dd3}.header{border:0;height:124px;gap:25px;color:#f5f7fa}.header .tach-brand{flex-shrink:0}.header .tach-brand img{width:158px;height:88px}.header-identity{margin-right:auto;line-height:1.2}.header-identity strong{display:block;font:600 22px var(--display);letter-spacing:-.03em}.header-identity>span{display:block;font-size:8px;letter-spacing:.16em;color:#bdcad6;margin-top:10px}.header-identity b{color:#419cdd;font-weight:400;margin-inline:8px}.header nav{flex-shrink:0}.header .nav-contact{border-color:#6e8599}.header nav a:hover{color:#71bdf6}.header a:focus-visible{outline-color:#71bdf6}.journey-photo{margin:36px 0 0;position:relative;overflow:hidden;background:#10151b}.journey-photo img{display:block;width:100%;height:auto;aspect-ratio:3/1;object-fit:cover}.journey-photo figcaption{position:absolute;bottom:0;left:0;padding:35px 24px 16px;width:100%;color:#fff;font-size:8px;letter-spacing:.19em;background:linear-gradient(transparent,#0009)}.journey-stages{margin-top:35px}.journey-stages li:before{box-shadow:0 0 0 5px var(--paper)}
@media(max-width:1100px){.header-identity strong{font-size:18px}.header nav{gap:22px}.header-identity>span{font-size:7px;letter-spacing:.08em}.header-identity b{margin-inline:4px}}
@media(max-width:760px){.header{height:104px;gap:12px}.header .tach-brand img{width:112px;height:72px}.header-identity strong{font-size:16px}.header-identity>span{font-size:6px;letter-spacing:.04em}.header-identity b{margin-inline:3px}.header nav{margin-left:auto}.header .nav-contact{font-size:10px}.header .nav-contact span{display:none}.journey-photo{margin-top:25px}.journey-photo img{aspect-ratio:1.7;object-position:50% 50%}.journey-photo figcaption{font-size:7px;padding:30px 15px 12px}}
@media(max-width:430px){.header-identity{display:none}.journey-photo img{aspect-ratio:1.5;object-fit:contain;background:#10151b}}
@media(max-width:760px){.journey-photo img{aspect-ratio:3/1;object-fit:contain}.journey-photo figcaption{position:static;background:#10151b;padding:10px 14px}}