:root{--gold:#d39a22;--gold2:#f0b632;--black:#101010;--ink:#171717;--muted:#666;--line:#dedede;--white:#fff;--shadow:0 18px 45px rgba(0,0,0,.18)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.5}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}.container{width:min(1180px,calc(100% - 40px));margin:auto}.ico{display:inline-flex;width:22px;height:22px;color:var(--gold2);vertical-align:middle}.ico svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.topbar{background:#111;color:#eee;font-size:12px}.topbar .container{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:24px}.top-left,.top-right{display:flex;align-items:center;gap:15px;flex-wrap:wrap}.topbar .ico{width:14px;height:14px}.sep{opacity:.4}
.site-header{background:#fff;border-bottom:1px solid #eee;position:sticky;top:0;z-index:40}.nav-wrap{min-height:102px;display:flex;align-items:center;justify-content:space-between;gap:32px}.brand{display:flex;align-items:center;gap:13px}.brand img{width:86px;height:86px;object-fit:contain}.brand-title{font-weight:800;font-size:27px;letter-spacing:.5px}.brand-title span{color:var(--gold)}.brand small{display:block;font-size:11px;line-height:1.2;margin-top:2px}.nav{display:flex;align-items:center;gap:25px;font-size:13px;font-weight:800;text-transform:uppercase}.nav a{padding:42px 0 38px;border-bottom:3px solid transparent}.nav a:hover,.nav a.active{color:var(--gold);border-color:var(--gold)}.menu-btn{display:none;background:none;border:0;font-size:28px}
.hero{position:relative;min-height:520px;background:url('../images/hero-tanker.webp') center 55%/cover no-repeat;color:#fff}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,12,20,.86) 0%,rgba(8,12,18,.60) 36%,rgba(8,8,8,.08) 69%,rgba(0,0,0,.08) 100%)}.hero .container{position:relative;z-index:1;min-height:520px;display:flex;align-items:center}.hero-copy{width:min(520px,100%)}.hero h1{font-size:49px;line-height:1.08;text-transform:uppercase;margin:0 0 14px;font-weight:800}.hero h1 span{color:var(--gold2)}.hero p{font-size:15px;max-width:470px;color:#f3f3f3;margin:0 0 24px}.buttons{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:18px;padding:13px 18px;border:1px solid var(--gold);text-transform:uppercase;font-size:12px;font-weight:800}.btn.primary{background:var(--gold);color:#fff}.btn.secondary{color:var(--gold2);background:rgba(0,0,0,.25)}
.stats{margin-top:-32px;position:relative;z-index:5}.stats-grid{background:linear-gradient(135deg,#111,#1c1c1c);display:grid;grid-template-columns:repeat(4,1fr);box-shadow:var(--shadow)}.stat{min-height:112px;color:#fff;display:flex;align-items:center;justify-content:center;gap:20px;padding:18px;border-right:1px solid #474747}.stat:last-child{border-right:0}.stat .ico{width:43px;height:43px}.stat strong{display:block;font-size:26px;color:var(--gold2);line-height:1}.stat span{display:block;font-size:13px;margin-top:7px}
.business-bg{position:relative;background:url('../images/refinery.webp') center/cover no-repeat;color:#fff;padding:45px 0 52px}.business-bg:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(8,12,16,.78),rgba(8,10,12,.72))}.business-bg .container{position:relative;z-index:1}.section-head{text-align:center;margin-bottom:25px}.eyebrow{font-size:11px;color:var(--gold2);text-transform:uppercase;font-weight:800;letter-spacing:1.7px}.section-head h2{font-size:32px;margin:5px 0}.service-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.service-card{background:rgba(12,12,12,.90);border:1px solid rgba(211,154,34,.34);min-height:230px;padding:26px 22px;text-align:center;transition:.25s}.service-card:hover{transform:translateY(-5px);border-color:var(--gold);box-shadow:0 16px 30px rgba(0,0,0,.25)}.service-card .ico{width:45px;height:45px;margin-bottom:18px}.service-card h3{font-size:15px;margin:0 0 10px}.service-card p{font-size:13px;color:#e3e3e3;margin:0}
.image-strip{padding:12px 0;background:#f5f5f5}.image-strip .container{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.tile{min-height:240px;position:relative;background-size:cover;background-position:center;overflow:hidden;border:1px solid #ddd}.tile:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.92),rgba(0,0,0,.05) 74%)}.tile-copy{position:absolute;left:20px;right:20px;bottom:18px;color:#fff;z-index:2}.tile .ico{width:32px;height:32px;margin-bottom:8px}.tile .label{font-size:10px;color:var(--gold2);text-transform:uppercase;font-weight:800}.tile h3{font-size:22px;line-height:1.04;margin:6px 0 0}.tile.business{background-image:url('../images/refinery.webp')}.tile.aviation{background-image:url('../images/aviation.webp')}.tile.markets{background-image:url('../images/global-markets.webp')}.tile.quality{background-image:url('../images/inspection.webp')}
.experience{padding:28px 0;background:#fff}.experience-grid{display:grid;grid-template-columns:310px 1fr 230px;gap:28px;align-items:center}.experience-photo{height:180px;background:url('../images/refinery.webp') center/cover;border:1px solid var(--gold)}.experience h2{font-size:28px;margin:4px 0 10px}.experience p{color:#444;font-size:14px;margin:0}.outline-btn{border:1px solid var(--gold);color:#b77d0a;padding:13px 16px;text-transform:uppercase;font-weight:800;font-size:11px;display:inline-flex;justify-content:center;gap:18px}
.dark-section{background:linear-gradient(135deg,#111,#191919);color:#fff;padding:35px 0 28px}.dark-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:38px}.presence-block{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:center;border-right:1px solid #444;padding-right:34px}.presence-block h2,.why h2{font-size:29px;line-height:1.1;margin:4px 0 16px}.presence-block p{color:#ddd;font-size:13px}.map-art{min-height:205px;background:url('../images/global-markets.webp') center/cover;border-radius:4px;filter:saturate(.65) contrast(1.05)}.why-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:22px}.why-item{text-align:center;padding:0 14px;border-right:1px solid #555}.why-item:last-child{border:0}.why-item .ico{width:38px;height:38px}.why-item h3{font-size:14px;margin:10px 0 6px}.why-item p{font-size:12px;color:#ddd;margin:0}
.site-footer{background:#101010;color:#fff;padding:24px 0 12px}.footer-grid{display:grid;grid-template-columns:1.2fr .55fr .95fr 1.15fr;gap:28px}.footer-brand{display:flex;gap:14px}.footer-brand img{width:82px;height:82px;object-fit:contain}.footer-brand strong{font-size:24px}.footer-brand strong span{color:var(--gold)}.footer-brand small{display:block;font-size:11px}.footer h3{font-size:13px;color:var(--gold2);text-transform:uppercase;margin:0 0 12px}.footer-list{display:grid;gap:6px;font-size:12px;color:#ddd}.footer p{font-size:12px;color:#ddd;margin:0 0 8px}.copyright{border-top:1px solid #333;margin-top:22px;padding-top:12px;text-align:center;color:#aaa;font-size:11px}
.page-hero{background:linear-gradient(90deg,rgba(0,0,0,.82),rgba(0,0,0,.35)),url('../images/refinery.webp') center/cover;color:#fff;padding:70px 0}.page-hero h1{font-size:44px;margin:0 0 8px}.page-content{padding:60px 0}.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.info-card{padding:28px;border:1px solid #ddd;background:#fff;box-shadow:0 10px 25px rgba(0,0,0,.06)}.info-card h3{color:#a66f00}.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.contact-card{background:#111;color:#fff;padding:28px;border-top:3px solid var(--gold)}
.rtl{direction:rtl}.rtl .hero:before{background:linear-gradient(270deg,rgba(6,12,20,.86) 0%,rgba(8,12,18,.60) 36%,rgba(8,8,8,.08) 69%,rgba(0,0,0,.08) 100%)}.rtl .presence-block{border-right:0;border-left:1px solid #444;padding-right:0;padding-left:34px}.rtl .stat{border-right:0;border-left:1px solid #474747}.rtl .stat:last-child{border-left:0}.rtl .why-item{border-right:0;border-left:1px solid #555}.rtl .why-item:last-child{border-left:0}
@media(max-width:1000px){.nav{gap:13px;font-size:11px}.service-grid{grid-template-columns:repeat(3,1fr)}.experience-grid{grid-template-columns:280px 1fr}.experience-grid .outline-btn{grid-column:1/-1;width:max-content}.dark-grid{grid-template-columns:1fr}.presence-block{border:0!important;padding:0!important}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.container{width:min(100% - 26px,1180px)}.topbar .container{padding:8px 0}.top-left{gap:8px}.top-right{display:none}.brand img{width:62px;height:62px}.brand-title{font-size:20px}.brand small{display:none}.nav-wrap{min-height:72px}.menu-btn{display:block}.nav{display:none;position:absolute;left:0;right:0;top:72px;background:#fff;flex-direction:column;align-items:stretch;padding:14px 22px;box-shadow:0 12px 30px rgba(0,0,0,.15)}.nav.open{display:flex}.nav a{padding:10px 0}.hero,.hero .container{min-height:560px}.hero .container{align-items:flex-end;padding-bottom:55px}.hero h1{font-size:36px}.stats{margin-top:0}.stats-grid{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.service-grid{grid-template-columns:1fr}.image-strip .container{grid-template-columns:1fr}.experience-grid,.presence-block,.footer-grid,.content-grid,.contact-cards{grid-template-columns:1fr}.why-grid{grid-template-columns:repeat(2,1fr);gap:18px}.why-item{border:0!important}.experience-photo{height:230px}.page-hero h1{font-size:36px}}

/* V10 desktop header and image-quality refinements */
.container{width:min(1280px,calc(100% - 40px))}
.nav-wrap{min-height:96px;gap:20px}
.brand{flex:0 0 auto;min-width:330px}
.brand img{width:78px;height:78px}
.brand-title{font-size:26px;white-space:nowrap}
.brand small{font-size:10px;white-space:nowrap}
.nav{flex:1;justify-content:flex-end;gap:20px;font-size:12px;white-space:nowrap}
.nav a{white-space:nowrap;padding:38px 0 34px}
.hero{min-height:540px;background-position:center 50%;image-rendering:auto}
.hero .container{min-height:540px}
.hero:before{background:linear-gradient(90deg,rgba(5,9,14,.84) 0%,rgba(5,9,14,.60) 35%,rgba(5,9,14,.16) 66%,rgba(0,0,0,.02) 100%)}
.hero h1{font-size:47px;letter-spacing:.2px}
.business-bg,.tile,.experience-photo,.map-art{image-rendering:auto}

@media(max-width:1180px){
  .container{width:min(100% - 32px,1180px)}
  .brand{min-width:285px}
  .brand img{width:70px;height:70px}
  .brand-title{font-size:23px}
  .nav{gap:12px;font-size:10.5px}
}
@media(max-width:930px){
  .nav-wrap{min-height:76px}
  .brand{min-width:0}
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:76px;background:#fff;flex-direction:column;align-items:stretch;padding:14px 22px;box-shadow:0 12px 30px rgba(0,0,0,.15);white-space:normal}
  .nav.open{display:flex}
  .nav a{padding:10px 0}
}
@media(max-width:760px){
  .brand img{width:58px;height:58px}
  .brand-title{font-size:19px}
  .hero{background-position:61% center}
}