@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--navy:#071d32;--blue:#123d60;--teal:#13c6b2;--light:#f3f7fa;--text:#24384a;--muted:#6c7c8a}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.7 'DM Sans',sans-serif;color:var(--text);background:white}h1,h2,h3,h4,.brand{font-family:Manrope,sans-serif;line-height:1.2}a{text-decoration:none;color:inherit}.container{max-width:1200px;margin:auto;padding:0 25px}.topline{background:#071829;color:#c7d8e3;font-size:12px;padding:8px 0}.topline .container{display:flex;justify-content:space-between;gap:12px}.nav{position:sticky;top:0;z-index:30;background:#fff;box-shadow:0 4px 30px #071d3211}.navinner{display:flex;align-items:center;justify-content:space-between;min-height:83px;gap:22px}.brand{display:flex;align-items:center;gap:12px;color:var(--navy);font-weight:800;letter-spacing:.02em;font-size:20px}.brand small{display:block;font-size:9px;letter-spacing:.16em;color:#587184;margin-top:4px}.brandmark{width:48px;height:48px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(140deg,#0c476d,#0d978c);color:#fff;font-size:28px;font-weight:800}.links{display:flex;align-items:center;gap:23px;font-size:13px;font-weight:700}.links a:hover{color:#008b86}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:5px;background:var(--teal);color:#04243b;font-weight:800;font-size:13px;border:0;cursor:pointer}.btn.dark{background:#123d60;color:#fff}.btn.outline{border:1px solid #ffffff80;color:#fff;background:transparent}.menu{display:none;border:0;background:none;font-size:25px}.hero{position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(4,20,35,.91),rgba(7,36,55,.68)),url('images/refinery-night.jpg') center 54%/cover no-repeat;color:white;padding:95px 0 105px}.hero:before{content:'';position:absolute;inset:0;opacity:.18;background:repeating-linear-gradient(120deg,transparent 0 105px,#8ddedb 106px,transparent 107px)}.hero .container{position:relative}.eyebrow{font-weight:800;letter-spacing:.18em;text-transform:uppercase;font-size:11px;color:#0eaa9e}.hero .eyebrow{color:#6af3d8}.hero h1{font-size:clamp(39px,5.3vw,73px);letter-spacing:-.045em;max-width:900px;margin:20px 0}.hero p{font-size:18px;max-width:660px;color:#d3e4ee}.actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:30px}.hero-bottom{display:flex;flex-wrap:wrap;gap:28px;margin-top:72px;border-top:1px solid #ffffff40;padding-top:25px;font-size:13px;color:#d3e4ee}.hero-bottom strong{color:#fff}.section{padding:85px 0}.section.alt{background:var(--light)}.section h2,.pagehead h1{font-size:clamp(30px,3.6vw,46px);letter-spacing:-.035em;color:var(--navy);margin:12px 0 19px}.section-intro{max-width:730px;color:#617485;margin-bottom:36px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}.grid.two{grid-template-columns:repeat(2,1fr)}.card{background:#fff;padding:30px;border:1px solid #e3ebef;border-radius:10px;box-shadow:0 12px 35px #123d6008}.card h3{font-size:19px;margin:10px 0}.card p{font-size:14px;color:#637587;margin:0}.card .num{font:800 13px Manrope;color:#0caa9a}.tag{display:inline-block;padding:5px 11px;border-radius:3px;background:#dff7f2;color:#0b766f;font-weight:800;font-size:11px;letter-spacing:.07em}.split{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center}.illustration{min-height:340px;border-radius:12px;display:flex;align-items:center;justify-content:center;padding:30px;color:#fff;background:linear-gradient(140deg,#092b47,#147b82);position:relative;overflow:hidden}.illustration:after{content:'';position:absolute;width:300px;height:300px;border:45px solid #ffffff10;border-radius:50%;right:-90px;bottom:-130px}.illustration .big{font:800 clamp(40px,6vw,75px) Manrope;line-height:1.05;letter-spacing:-.05em;position:relative;z-index:1}.list{padding-left:20px;color:#536c7e}.list li{margin:8px 0}.pagehead{background:linear-gradient(120deg,#06182b,#134763);color:white;padding:65px 0}.pagehead h1{color:#fff}.pagehead p{max-width:700px;color:#d0e2e9}.ribbon{background:#0d334e;color:white;padding:55px 0}.ribbon h2{color:#fff;margin:0 0 15px;font-size:32px}.ribbon .container{display:flex;align-items:center;justify-content:space-between;gap:25px}.footer{background:#06182b;color:#c0d0db;padding:60px 0 25px}.footer h3{color:#fff}.footergrid{display:grid;grid-template-columns:2fr 1fr 1.4fr;gap:45px}.footer a{display:block;margin:8px 0}.footer a:hover{color:#4fe1cc}.small{font-size:13px}.copyright{border-top:1px solid #ffffff25;margin-top:45px;padding-top:22px;font-size:12px;color:#8da4b4}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.step{border-top:4px solid #15b5a6;background:white;padding:22px;border-radius:5px}.step strong{display:block;color:#123d60;font-size:12px}.step h3{font-size:17px}.notice{background:#e9f6f5;border-left:4px solid #12ab9c;padding:20px 25px;font-size:14px;color:#35535b;margin-top:25px}.contactgrid{display:grid;grid-template-columns:1fr 1.1fr;gap:45px}.field{display:block;font-size:13px;font-weight:700;margin:14px 0 5px}input,textarea,select{width:100%;padding:13px;border:1px solid #cbd9df;border-radius:5px;font:inherit;font-size:14px}textarea{min-height:135px}form{background:#f3f7fa;padding:28px;border-radius:9px}.chips{display:flex;gap:9px;flex-wrap:wrap}.chip{background:#e6f1f3;color:#234e62;padding:8px 13px;font-size:12px;border-radius:30px;font-weight:700}@media(max-width:900px){.links{display:none;position:absolute;left:0;right:0;top:83px;background:white;padding:20px 25px;box-shadow:0 20px 30px #0002;flex-direction:column;align-items:flex-start}.links.open{display:flex}.menu{display:block}.grid,.grid.two,.split,.contactgrid,.footergrid{grid-template-columns:1fr}.steps{grid-template-columns:repeat(2,1fr)}.hero{padding:65px 0}.section{padding:60px 0}.ribbon .container{display:block}.topline{display:none}}@media(max-width:520px){.steps{grid-template-columns:1fr}.hero-bottom{margin-top:45px}.brand{font-size:15px}.brandmark{width:41px;height:41px}.container{padding:0 19px}}
/* Corporate photography added from the client's supplied images */
.photo-feature{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
.photo-feature img{display:block;width:100%;height:390px;object-fit:cover;border-radius:18px;box-shadow:0 18px 45px #071d3220}
.photo-feature .eyebrow{color:#128d88}
.photo-feature h2{margin-top:8px}
.photo-banner{position:relative;overflow:hidden;border-radius:18px;margin-top:28px;min-height:300px;background:#071d32}
.photo-banner img{display:block;width:100%;height:360px;object-fit:cover;opacity:.9}
.photo-banner figcaption{position:absolute;left:0;right:0;bottom:0;padding:45px 28px 22px;color:#fff;font-weight:700;background:linear-gradient(transparent,rgba(4,20,35,.85))}
.page-photo{width:100%;height:300px;object-fit:cover;border-radius:18px;display:block;margin:0 0 24px}
@media(max-width:760px){.photo-feature{grid-template-columns:1fr;gap:18px}.photo-feature img{height:270px}.photo-banner img{height:270px}.page-photo{height:230px}}

/* Contact page image: project engineers reviewing drawings on site */
.contact-photo{width:100%;max-height:520px;object-fit:cover;object-position:center 45%;border-radius:18px;display:block;}
.value-image{display:block;width:100%;height:auto;max-height:560px;object-fit:contain;border-radius:12px;box-shadow:0 16px 40px #071d3218}.wide-visual{padding-top:0}.wide-visual img{display:block;width:100%;height:auto;max-height:580px;object-fit:cover;border-radius:14px;box-shadow:0 16px 40px #071d3218}