:root{--navy:#071c33;--blue:#0e4d80;--steel:#6f8192;--gold:#c5a253;--pale:#edf3f7;--white:#fff;--ink:#142331;--muted:#5d6b78;--line:#dbe3e8;--shadow:0 18px 55px rgba(7,28,51,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);font-family:Inter,"Segoe UI",Arial,sans-serif;font-size:17px;line-height:1.65}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font:inherit}.container{width:min(1180px,calc(100% - 40px));margin:auto}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--gold);font-size:.75rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.eyebrow:before{content:"";width:28px;height:2px;background:currentColor}.skip{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px;z-index:100}.skip:focus{left:8px}.topbar{background:#041426;color:#b9c6d0;font-size:.78rem}.topbar .container{display:flex;justify-content:space-between;padding:7px 0}.topbar a:hover{color:#fff}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(219,227,232,.9);backdrop-filter:blur(14px)}.header-row{height:82px;display:flex;align-items:center;gap:34px}.brand img{width:210px;height:58px;object-fit:contain;object-position:left}.nav{display:flex;align-items:center;gap:22px;margin-left:auto}.nav a{font-size:.84rem;font-weight:750;color:#314252;padding:30px 0;border-bottom:2px solid transparent}.nav a:hover,.nav a.active{color:var(--blue);border-color:var(--gold)}.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px}.lang button{border:0;background:transparent;color:var(--muted);padding:5px 8px;border-radius:999px;font-size:.74rem;font-weight:800;cursor:pointer}.lang button.active{background:var(--navy);color:#fff}.menu{display:none;border:0;background:var(--navy);color:#fff;width:42px;height:42px;border-radius:4px}.hero{min-height:690px;display:grid;align-items:center;color:#fff;background:linear-gradient(90deg,rgba(4,20,38,.97) 0%,rgba(4,20,38,.83) 52%,rgba(4,20,38,.3) 100%),url('refinery.jpg') center/cover}.hero-copy{max-width:760px;padding:95px 0}.hero h1,.page-hero h1{font-size:clamp(2.7rem,6vw,5.45rem);line-height:1.02;letter-spacing:-.045em;margin:22px 0}.hero h1 span{color:#d3b668}.hero p{font-size:1.16rem;color:#d9e2e8;max-width:670px}.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;padding:13px 20px;border:1px solid var(--gold);background:var(--gold);color:#071c33;font-weight:850;font-size:.88rem;letter-spacing:.02em}.btn:hover{filter:brightness(1.06);transform:translateY(-1px)}.btn.secondary{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}.btn.dark{background:var(--navy);border-color:var(--navy);color:#fff}.trustbar{background:var(--navy);color:#fff}.trustgrid{display:grid;grid-template-columns:repeat(4,1fr)}.trustitem{padding:24px 26px;border-right:1px solid rgba(255,255,255,.12)}.trustitem:last-child{border:0}.trustitem strong{display:block;color:#d5b86b;font-size:1.15rem}.trustitem span{font-size:.82rem;color:#bbc8d2}.section{padding:96px 0}.section.alt{background:var(--pale)}.section.dark{background:var(--navy);color:#fff}.intro-grid,.split{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center}.section h2{font-size:clamp(2rem,4vw,3.4rem);line-height:1.08;letter-spacing:-.035em;margin:15px 0 24px;color:var(--navy)}.section.dark h2{color:#fff}.lead{font-size:1.12rem;color:var(--muted)}.section.dark .lead{color:#c4d0d9}.image-frame{position:relative}.image-frame img{width:100%;height:500px;object-fit:cover;box-shadow:var(--shadow)}.image-frame:after{content:"";position:absolute;right:-18px;bottom:-18px;width:44%;height:42%;border-right:5px solid var(--gold);border-bottom:5px solid var(--gold);z-index:-1}.stat-card{background:#fff;padding:28px;box-shadow:var(--shadow);border-top:4px solid var(--gold)}.stat-card strong{display:block;font-size:2.4rem;color:var(--navy);line-height:1}.stat-card span{color:var(--muted);font-size:.88rem}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:42px}.card{background:#fff;border:1px solid var(--line);padding:30px;transition:.2s}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}.card .num{color:var(--gold);font-size:.72rem;font-weight:900;letter-spacing:.15em}.card h3{color:var(--navy);font-size:1.28rem;line-height:1.25;margin:16px 0 10px}.card p{color:var(--muted);font-size:.94rem;margin:0}.card a{display:inline-block;margin-top:18px;color:var(--blue);font-weight:800;font-size:.84rem}.material-grid{display:grid;grid-template-columns:repeat(5,1fr);margin-top:42px;border:1px solid rgba(255,255,255,.15)}.material{min-height:250px;padding:28px 22px;border-right:1px solid rgba(255,255,255,.15);display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(180deg,transparent,rgba(0,0,0,.18))}.material:last-child{border:0}.material b{color:#d8bb70;font-size:1.05rem}.material small{color:#bfcbd4;margin-top:8px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:42px}.step{position:relative;padding-top:22px;border-top:3px solid var(--line)}.step:before{content:"";position:absolute;top:-6px;left:0;width:9px;height:9px;background:var(--gold);border-radius:50%}.step b{display:block;color:var(--navy);margin-bottom:8px}.step p{font-size:.9rem;color:var(--muted);margin:0}.cta{padding:62px 0;background:linear-gradient(110deg,#0c3f69,#071c33);color:#fff}.cta-row{display:flex;align-items:center;justify-content:space-between;gap:40px}.cta h2{color:#fff;font-size:clamp(1.8rem,4vw,3rem);margin:0 0 8px}.cta p{margin:0;color:#c9d5de}.page-hero{padding:105px 0;background:linear-gradient(115deg,#06192d,#0a3b63);color:#fff;position:relative;overflow:hidden}.page-hero:after{content:"V";position:absolute;right:2%;top:-42%;font-size:28rem;font-weight:900;color:rgba(255,255,255,.035);line-height:1}.page-hero h1{font-size:clamp(2.7rem,5vw,4.7rem);max-width:850px}.page-hero p{max-width:720px;color:#c9d5de;font-size:1.1rem}.checklist{list-style:none;padding:0;margin:24px 0}.checklist li{padding:10px 0 10px 28px;position:relative;border-bottom:1px solid var(--line)}.checklist li:before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:900}.spec-table{width:100%;border-collapse:collapse;margin-top:30px}.spec-table th,.spec-table td{text-align:left;padding:15px;border-bottom:1px solid var(--line);vertical-align:top}.spec-table th{background:var(--navy);color:#fff;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}.spec-table td:first-child{font-weight:800;color:var(--navy)}.note{background:#f7f2e7;border-left:4px solid var(--gold);padding:20px 24px;color:#5b4b29;margin-top:28px}.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;margin-top:42px}.contact-panel{background:var(--navy);color:#fff;padding:38px}.contact-panel h3{font-size:1.6rem;margin-top:0}.contact-panel a{display:block;color:#d5b86b;margin:11px 0}.rfq-panel{border:1px solid var(--line);padding:38px}.rfq-panel h3{margin-top:0;color:var(--navy)}.footer{background:#041426;color:#9fb0bd;padding:58px 0 24px}.footer-grid{display:grid;grid-template-columns:1.3fr .8fr 1fr;gap:50px}.footer img{width:205px;filter:brightness(0) invert(1);opacity:.92}.footer h4{color:#fff;margin-top:0}.footer a{display:block;margin:7px 0}.footer a:hover{color:#fff}.legal{border-top:1px solid rgba(255,255,255,.1);margin-top:35px;padding-top:20px;font-size:.78rem}.reveal{animation:rise .6s ease both}@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}@media(max-width:980px){.topbar{display:none}.header-row{height:72px}.brand img{width:175px}.menu{display:block;margin-left:auto}.nav{display:none;position:absolute;left:0;right:0;top:72px;background:#fff;padding:18px 24px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start;gap:0}.nav.open{display:flex}.nav a{padding:10px 0;width:100%}.intro-grid,.split,.contact-grid{grid-template-columns:1fr}.card-grid{grid-template-columns:repeat(2,1fr)}.material-grid{grid-template-columns:repeat(2,1fr)}.material{border-bottom:1px solid rgba(255,255,255,.15)}.trustgrid,.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.hero{min-height:610px}.hero-copy{padding:75px 0}}@media(max-width:620px){body{font-size:16px}.container{width:min(100% - 28px,1180px)}.lang{margin-left:0}.hero h1{font-size:2.75rem}.section{padding:70px 0}.card-grid,.material-grid,.trustgrid,.steps,.footer-grid{grid-template-columns:1fr}.trustitem{border-right:0;border-bottom:1px solid rgba(255,255,255,.12)}.cta-row{align-items:flex-start;flex-direction:column}.image-frame img{height:360px}.page-hero{padding:75px 0}.spec-table{font-size:.84rem}.spec-table th,.spec-table td{padding:10px}.contact-panel,.rfq-panel{padding:26px}}