:root{--navy:#102d42;--ink:#173246;--blue:#167bb2;--red:#d52432;--muted:#526775;--line:#d8e2e8;--paper:#f2f6f8}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:112px}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);line-height:1.65;background:white}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #e5a344;outline-offset:5px}.wrap{width:min(1200px,calc(100% - 96px));margin:auto}.skip{position:absolute;left:20px;top:-100px;background:white;padding:12px;z-index:20}.skip:focus{top:10px}header{position:sticky;top:0;background:#fff;z-index:10;border-bottom:1px solid var(--line)}.nav-wrap{width:min(1320px,calc(100% - 72px));margin:auto;display:flex;align-items:center;justify-content:space-between;gap:30px;min-height:108px}.brand img{width:245px;height:auto}nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:600}nav a:hover{color:var(--blue)}.linkedin{display:inline-flex;align-items:center;justify-content:center;gap:14px}.linkedin img{object-fit:contain;width:26px;height:26px}.nav-linkedin{padding-left:26px;border-left:1px solid var(--line)}.menu-toggle{display:none}.hero{position:relative;background:linear-gradient(90deg,rgba(7,26,40,.92) 0%,rgba(7,26,40,.8) 35%,rgba(7,26,40,.2) 100%),url('_images/industrial-hero.webp') center/cover;color:white;min-height:640px;overflow:hidden}.hero-inner{padding-top:104px;padding-bottom:90px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:2px;margin:0 0 23px}.blue{color:var(--blue)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(44px,4.7vw,68px);font-weight:600;line-height:1.09;letter-spacing:-2px;margin-bottom:28px}h2{font-size:clamp(34px,3.6vw,50px);line-height:1.18;letter-spacing:-1.2px;font-weight:600;margin-bottom:28px}h3{line-height:1.3;font-size:23px;margin-bottom:16px}.hero-description{font-size:18px;max-width:600px;color:#e0e9ef;line-height:1.75;margin-bottom:32px}.actions{display:flex;gap:16px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;padding:14px 22px;font-size:14px;font-weight:700;border:1px solid transparent;border-radius:2px;transition:background .2s}.red{background:var(--red);color:white}.red:hover{background:#b91927}.outline{border-color:#8b9fae;color:white}.outline:hover{background:#fff2}.hero-foot{padding:24px 0;border-top:1px solid #ffffff40;display:flex;gap:45px;font-size:13px;color:#d7e1e9}.hero-foot span:before{content:'';display:inline-block;width:6px;height:6px;background:#df4350;margin-right:12px}.section{padding-top:92px;padding-bottom:92px}.section-heading{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;margin-bottom:38px}.section-heading>p{font-size:17px;color:var(--muted);max-width:490px}.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}.services-grid article{border-top:2px solid var(--blue);padding-top:23px}.services-grid p{color:var(--muted);font-size:15px;min-height:75px}.services-grid ul{padding-left:18px;font-size:14px;line-height:1.8}.services-grid li{padding:5px 0}.services-grid li::marker{color:var(--blue)}.expertise{background:var(--navy);color:white}.expertise p{color:#c6d5df;font-size:16px}.text-link{display:inline-flex;gap:25px;align-items:center;font-size:14px;font-weight:700;border-bottom:1px solid var(--blue);padding-bottom:7px;color:var(--blue)}.light{color:white;border-color:#8295a3}.about{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px;align-items:start}.portrait{position:relative;max-width:440px}.portrait>img{width:100%;height:540px;object-fit:cover;object-position:50% 25%}.portrait-label{background:var(--navy);padding:21px 25px;color:white;font-size:18px;line-height:1.5}.portrait-label span{display:block;font-size:12px;color:#ccdae3}.bio h3{font-size:21px;margin-bottom:4px}.role{color:var(--blue);font-size:14px;margin-bottom:24px}.bio>p:not(.eyebrow):not(.role){color:var(--muted);font-size:15px}.profile-callout{border-top:1px solid var(--line);padding-top:25px;margin-top:30px}.profile-callout .eyebrow{margin-bottom:8px;font-size:10px}.profile-callout p{font-size:14px;margin-bottom:15px}.profile-callout .button{background:var(--paper);border-color:var(--line);padding-left:16px}.profile-callout .button:hover{background:#e3eef4}.recommendations{background:var(--paper)}.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:38px;margin-top:40px}.quotes figure{margin:0;display:flex;flex-direction:column;border-top:1px solid #c4d4df;padding-top:25px}blockquote{margin:0 0 28px;font-size:18px;line-height:1.7;flex:1}figcaption{font-size:14px;font-weight:700}figcaption span{display:block;font-size:12px;font-weight:400;color:var(--muted);margin-top:3px}.contact{background:#0b2435;color:white}.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:110px}.contact p{color:#c6d5df;max-width:430px}.contact .button{margin-top:15px}.contact-details{padding-top:6px}.contact-details>div{border-bottom:1px solid #ffffff25;padding-bottom:18px;margin-bottom:18px}.contact-details span{font-size:10px;letter-spacing:1.6px;color:#93b0c4;display:block;margin-bottom:7px}.contact-details>div>a{font-size:20px;overflow-wrap:anywhere}.contact-.contact-details .text-link{margin-top:10px}footer{background:#071d2b;color:#acbfcc;padding:25px 0;font-size:11px}.footer-inner{display:flex;justify-content:space-between;gap:25px}footer a{color:white}@media(min-width:1550px){.hero{min-height:720px}.hero-inner{padding-top:135px;padding-bottom:110px}}@media(max-width:1000px){.wrap{width:calc(100% - 56px)}.nav-wrap{width:calc(100% - 40px)}nav{gap:18px}.nav-linkedin{font-size:0;gap:0;padding-left:18px}.nav-linkedin img{width:25px;height:25px}.nav-linkedin span{display:none}.about{gap:45px}.contact-grid{gap:50px}.quotes{gap:24px}blockquote{font-size:16px}.services-grid{gap:25px}.hero-inner{padding-top:80px}}@media(max-width:720px){html{scroll-padding-top:90px}.wrap{width:calc(100% - 40px)}.nav-wrap{min-height:88px;flex-wrap:wrap;gap:0}.brand img{width:205px}.menu-toggle{display:block;background:none;border:1px solid var(--line);padding:7px 10px;font-size:13px;color:var(--ink)}nav{display:none;flex-basis:100%;padding:12px 0 24px;flex-direction:column;align-items:flex-start;gap:16px}nav.open{display:flex}.nav-linkedin{font-size:14px;border:0;padding-left:0;gap:12px}.hero{min-height:610px;background-position:58% center}.hero-inner{padding-top:70px;padding-bottom:50px}h1{font-size:45px;letter-spacing:-1.5px}.hero-description{font-size:16px}.actions{gap:12px}.actions .button{font-size:12px;padding:12px 16px;gap:14px}.hero-foot{gap:12px;flex-wrap:wrap;font-size:11px}.hero-foot span:before{margin-right:7px}.section{padding-top:60px;padding-bottom:60px}.section-heading,.services-grid,.about,.quotes,.contact-grid{grid-template-columns:1fr;gap:32px}.section-heading{margin-bottom:24px}.section-heading h2{margin-bottom:0}.section-heading>p{margin-bottom:0}.services-grid p{min-height:0}.services-grid article{padding-top:18px}.services-grid ul{margin-bottom:0}.portrait{max-width:none}.portrait>img{height:450px;object-position:50% 25%}.about{gap:38px}.quotes{gap:35px}.recommendations h2{margin-bottom:15px}.contact-grid{gap:40px}.footer-inner{flex-direction:column;gap:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.section .section-label{font-size:14px;letter-spacing:1.6px;margin-bottom:20px}.services-grid h3{font-size:25px}

.expertise{padding-top:64px;padding-bottom:64px}.expertise-intro{display:grid;grid-template-columns:1.4fr 1fr;gap:70px;align-items:center;margin-bottom:32px}.expertise-intro h2{margin-bottom:0}.expertise-intro>p{margin-bottom:0;max-width:440px}.specialties-columns{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px}.specialties-columns article{border-top:1px solid #ffffff30;padding-top:20px}.specialties-columns h3{font-size:20px;line-height:1.4;margin-bottom:14px}.specialties-columns p{font-size:14px;line-height:1.85;margin-bottom:0}@media(max-width:1000px){.expertise-intro{gap:35px}.specialties-columns{gap:24px}}@media(max-width:720px){.expertise{padding-top:55px;padding-bottom:55px}.expertise-intro,.specialties-columns{grid-template-columns:1fr;gap:26px}.expertise-intro{margin-bottom:28px}.specialties-columns h3{font-size:21px}}

/* Field engineering services */
.service-links{display:flex;gap:32px;flex-wrap:wrap;margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}
.field-services{background:#f2f6f8}.field-banner{background-color:var(--navy);background-image:linear-gradient(90deg,#102d42 0%,rgba(16,45,66,.95) 35%,rgba(16,45,66,.6) 62%,rgba(16,45,66,.12) 100%),url('_images/combustion-chris.jpg'),url('_images/industrial-hero.webp');background-position:center,right center,center;background-size:cover,42% auto,cover;background-repeat:no-repeat;color:white;padding:66px 0}.field-banner h2{max-width:760px}.field-banner p:not(.eyebrow){max-width:650px;color:#e0e9ef;font-size:17px}.field-banner .button{margin-top:8px}.field-body{padding-top:42px;padding-bottom:64px}.field-lead{display:grid;grid-template-columns:1fr 1fr;gap:45px;padding-bottom:25px}.field-lead p{font-size:15px;color:var(--muted)}.field-service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px 36px}.field-service-grid article{border-top:2px solid var(--blue);padding-top:18px}.field-service-grid h3{font-size:21px;line-height:1.4;margin-bottom:12px}.field-service-grid p{font-size:14px;color:var(--muted);margin-bottom:0}
@media(max-width:1000px){.field-service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.field-banner{background-size:cover,55% auto,cover}}
@media(max-width:720px){.service-links{gap:20px}.field-banner{padding:52px 0;background-image:linear-gradient(90deg,rgba(16,45,66,.97),rgba(16,45,66,.78)),url('_images/combustion-chris.jpg');background-size:cover;background-position:center}.field-banner h2{font-size:34px}.field-banner .button{font-size:12px;gap:12px;padding:12px 14px}.field-lead,.field-service-grid{grid-template-columns:1fr;gap:22px}.field-lead{padding-bottom:20px}.field-lead p{margin-bottom:0}.field-body{padding-top:32px;padding-bottom:48px}}
.field-banner{position:relative;isolation:isolate;background-image:linear-gradient(90deg,#102d42 0%,rgba(16,45,66,.94) 35%,rgba(16,45,66,.6) 70%,rgba(16,45,66,.35) 100%),url('_images/industrial-hero.webp');background-size:cover;background-position:center}.field-banner::before{content:'';position:absolute;inset:0 0 0 47%;background:url('_images/combustion-chris.jpg') center/cover;mask-image:linear-gradient(to right,transparent 0%,#000 55%);opacity:.82;z-index:-1}.field-banner>.wrap{position:relative}@media(max-width:720px){.field-banner{background-image:linear-gradient(90deg,rgba(16,45,66,.97),rgba(16,45,66,.78)),url('_images/combustion-chris.jpg')}.field-banner::before{display:none}}

/* Three-page layout */
nav a[aria-current="page"]{color:var(--blue);border-bottom:2px solid var(--blue);padding-bottom:4px}.nav-wrap{gap:22px}nav{gap:24px;font-size:13px}.hero{min-height:610px}.hero-inner{padding-top:88px;padding-bottom:74px}.home-about .portrait>img{height:460px}.home-about .bio-intro{font-size:21px!important;color:var(--ink)!important;line-height:1.55}.profile-link{margin-top:24px}.home-about .actions{margin-top:26px}.footer-links{display:flex;gap:24px}.field-banner{background-image:linear-gradient(90deg,rgba(10,31,47,.93),rgba(10,31,47,.72) 45%,rgba(10,31,47,.08)),url('_images/combustion-blend.webp');background-position:center;background-size:cover;padding:85px 0}.field-banner::before{display:none}.field-banner h1{font-size:clamp(38px,4vw,58px);line-height:1.12;max-width:950px}.field-banner .button{margin-top:18px}.field-body{padding-top:46px}.systems-overview{padding-top:64px;padding-bottom:64px}.systems-overview h2{margin-bottom:36px}.service-cta{background:#0b2435;color:white;padding:58px 0}.service-cta>.wrap{display:flex;justify-content:space-between;align-items:center;gap:45px}.service-cta h2{font-size:36px;margin-bottom:16px}.service-cta p{color:#c6d5df;margin-bottom:0}.service-cta .eyebrow{margin-bottom:14px}.service-cta .button{white-space:nowrap}.about-page{padding-top:70px;padding-bottom:70px}.about-page h1{font-size:clamp(38px,4vw,53px);line-height:1.13;letter-spacing:-1.4px}.about-page .portrait>img{height:610px}.about-page .portrait{position:sticky;top:140px}.credentials{background:var(--paper);padding:40px 0}.credential-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.credential-grid>div{border-left:2px solid var(--blue);padding-left:22px}.credential-grid strong{font-size:25px;line-height:1.25;display:block;margin-bottom:8px}.credential-grid span{font-size:13px;color:var(--muted)}
@media(max-width:1100px){nav{gap:16px}.brand img{width:220px}.nav-linkedin{gap:10px;padding-left:16px}.about-page .portrait>img{height:520px}}
@media(max-width:720px){.hero{min-height:570px}.hero-inner{padding-top:65px;padding-bottom:50px}.hero h1{font-size:43px}.field-banner{padding:60px 0;background-image:linear-gradient(90deg,rgba(10,31,47,.95),rgba(10,31,47,.68)),url('_images/combustion-blend.webp')}.field-banner h1{font-size:38px}.field-banner h1 br{display:none}.home-about .portrait>img,.about-page .portrait>img{height:460px}.about-page .portrait{position:static}.about-page{padding-top:42px;padding-bottom:48px}.about-page h1{font-size:40px}.footer-links{flex-wrap:wrap;gap:15px}.service-cta>.wrap{align-items:flex-start;flex-direction:column;gap:24px}.service-cta h2{font-size:32px}.service-cta{padding:46px 0}.credential-grid{grid-template-columns:1fr;gap:25px}.credential-grid strong{font-size:23px}.nav-linkedin{padding-left:0}.systems-overview{padding-top:48px;padding-bottom:48px}}