@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:#0b2343;--ink:#152b38;--copper:#35aee4;--paper:#f5f4ef;--line:#d8ddd9}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--paper);color:var(--ink);font-family:'DM Sans',Arial,sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}header{height:88px;padding:0 5.5%;display:flex;align-items:center;gap:40px;background:var(--navy);color:white;position:sticky;top:0;z-index:20;border-bottom:1px solid #ffffff21}.brand{font-family:'Manrope',Arial,sans-serif;letter-spacing:4px;font-size:26px;font-weight:800;display:flex;align-items:center;gap:12px}.brandmark{border:1px solid var(--copper);font-size:22px;color:var(--copper);width:33px;height:38px;text-align:center;line-height:36px;letter-spacing:0}nav{display:flex;gap:26px;margin-left:auto;font-size:13px}nav a{transition:color .2s}nav a:hover{color:var(--copper)}.langs{display:flex;gap:2px;border-left:1px solid #ffffff30;padding-left:24px}.langs button{color:#bfc6cb;border:0;background:none;font-size:12px;padding:7px 9px}.langs button.active{color:white;box-shadow:inset 0 -2px var(--copper)}.menu{display:none}.hero{min-height:730px;background:var(--navy);color:white;position:relative;overflow:hidden}.hero-photo{position:absolute;inset:0;background:linear-gradient(90deg,#0b2343f5 0%,#0b23439c 42%,#0b234317 100%),linear-gradient(0deg,#0b2343db,transparent 35%),url('/assets/refinery.jpg') center/cover}.hero-inner{position:relative;padding:68px 7% 100px;max-width:1450px;margin:auto}.eyebrow{font-size:11px;font-weight:600;letter-spacing:2.2px;color:#1476a4;margin:0 0 27px}.hero .eyebrow{color:#82d4f5}.hero h1{font-family:'Manrope',Arial,sans-serif;font-weight:500;letter-spacing:-4px;font-size:clamp(65px,6.6vw,100px);line-height:1.06;margin:0 0 30px}em{font-style:normal;color:var(--copper)}.hero-intro{max-width:410px;font-size:16px;color:#d6dce0;line-height:1.7;margin-bottom:32px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:38px;background:var(--copper);color:var(--navy);padding:16px 23px;font-size:13px;font-weight:700;transition:background .2s}.button:hover{background:#70c9ee}.button span{font-size:21px;line-height:1}.hero-bottom{position:absolute;bottom:25px;left:7%;right:7%;display:flex;align-items:center;justify-content:space-between;font-size:10px;letter-spacing:2px;color:#c8d1d6}.hero-bottom a{font-size:25px;color:var(--copper)}.strip{padding:25px 7%;display:flex;justify-content:space-between;border-bottom:1px solid var(--line);background:#eaece7;font-size:12px;letter-spacing:.4px}.strip i{font-style:normal;font-size:10px;color:#1476a4;margin-right:20px}.section{padding:100px 7%;scroll-margin-top:0}h2{font-family:'Manrope',Arial,sans-serif;line-height:1.18;letter-spacing:-1.8px;font-size:clamp(32px,3.3vw,49px);font-weight:500;margin:0 0 25px}h3{font-family:'Manrope',Arial,sans-serif;font-weight:600}.about{display:grid;grid-template-columns:1fr 1fr;gap:8%;padding-top:105px;padding-bottom:105px}.about-copy p{color:#64717a;font-size:15px}.about-copy .lead{font-size:20px;color:var(--ink);margin-top:0;line-height:1.65}.textlink{display:inline-flex;gap:30px;border-bottom:1px solid var(--copper);padding-bottom:7px;font-size:13px;margin-top:20px}.expertise{background:white}.section-head{display:flex;justify-content:space-between;align-items:end;gap:70px;margin-bottom:45px}.section-head>p{max-width:320px;color:#65727b;font-size:15px}.services{border-top:1px solid var(--line)}.service{border-bottom:1px solid var(--line)}summary{display:flex;align-items:center;gap:35px;cursor:pointer;list-style:none;padding:25px 0}summary::-webkit-details-marker{display:none}.num{font-size:12px;color:#1476a4;width:35px}summary h3{margin:0;font-size:24px;font-weight:500}.plus{margin-left:auto;font-size:26px;font-weight:400;color:#1476a4}details[open] .plus{transform:rotate(45deg)}.service-content{display:grid;grid-template-columns:1fr 1fr;gap:8%;padding:0 30px 32px 70px;color:#65727b;font-size:14px}.service-content p{margin:0}.service-content ul{padding:0;margin:0;list-style:none}.service-content li{padding:0 0 10px 18px;position:relative}.service-content li:before{content:'—';position:absolute;left:0;color:var(--copper)}.approach{background:var(--navy);color:white}.approach .eyebrow{color:var(--copper)}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;margin-top:60px}.steps article{border-top:1px solid #ffffff35;padding-top:26px}.step-num{color:var(--copper);font-size:12px}.steps h3{font-size:22px;margin:20px 0 12px}.steps p{color:#9cabb5;font-size:14px;margin:0}.sector-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.sector{height:340px;position:relative;overflow:hidden;background:var(--navy);color:white}.sector img{width:100%;height:100%;object-fit:cover;transition:transform .7s}.sector:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#071923f0,transparent 100%)}.sector:hover img{transform:scale(1.04)}.sector>div{position:absolute;bottom:28px;left:32px;right:25px;z-index:1}.sector span{font-size:10px;color:#82d4f5}.sector h3{font-size:25px;margin:9px 0 4px}.sector p{font-size:13px;margin:0;color:#d3dce1}.who{padding-top:20px}.who-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:45px}.who article{border-top:1px solid #b9c3c5}.who h3{font-size:17px;margin-top:24px}.who p{font-size:14px;color:#65727b}.contact{background:#0b2343;color:white;display:grid;grid-template-columns:1.4fr 1fr;gap:10%;align-items:center}.contact .eyebrow{color:var(--copper)}.contact h2{font-size:clamp(35px,4vw,58px)}.contact p{color:#b0bec6;font-size:14px;max-width:390px}.contact .button{margin-top:20px}.contact-info{border-top:1px solid #ffffff40;padding-top:27px}.contact-info>a{font-size:clamp(18px,2vw,25px);display:flex;justify-content:space-between}.contact-info p{margin-top:35px;color:var(--copper)}address{font-style:normal;color:#adbbc4;font-size:14px}footer{padding:35px 7%;background:#091a26;color:#9aabb5}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:24px;font-size:11px}.footer-top .brand{font-size:21px;color:white}.footer-top>span:first-of-type{color:var(--copper)}footer>p{font-size:10px;line-height:1.7;border-top:1px solid #ffffff15;padding-top:25px;margin-top:25px;max-width:1000px}.skip{position:fixed;top:-80px;background:white;padding:12px;z-index:100}.skip:focus{top:0}:focus-visible{outline:2px solid var(--copper);outline-offset:5px}@media(min-width:1600px){.section{padding-left:max(7%,calc((100vw - 1380px)/2));padding-right:max(7%,calc((100vw - 1380px)/2))}}@media(max-width:1000px){header{gap:18px;padding:0 5%}nav{gap:14px}.langs{padding-left:12px}.brand{font-size:22px}.steps,.who-grid{gap:20px}.hero-inner{padding-left:7%}}@media(max-width:760px){header{height:74px;gap:10px}.brand{font-size:21px;letter-spacing:3px}.brandmark{width:27px;height:31px;line-height:29px;font-size:18px}.langs{margin-left:auto;border:0;padding:0}.langs button{padding:7px}.menu{display:block;background:transparent;border:0;color:white;font-size:22px;margin-left:8px}nav{display:none}.menu-open nav{display:flex;position:absolute;top:74px;left:0;right:0;padding:25px 7%;background:var(--navy);flex-direction:column;gap:20px}.hero{min-height:740px}.hero-photo{background-position:60% center}.hero-inner{padding-top:60px}.hero h1{font-size:65px;letter-spacing:-3px}.hero .eyebrow{font-size:9px;max-width:260px}.hero-intro{max-width:300px}.hero-bottom{font-size:8px;letter-spacing:1px}.strip{gap:15px;padding:22px 6%;font-size:10px}.strip span{flex:1}.strip i{display:block;margin-bottom:5px}.section{padding:65px 7%}.about,.contact{grid-template-columns:1fr;gap:28px}.about-copy .lead{font-size:18px}.section-head{display:block;margin-bottom:28px}.section-head>p{max-width:100%}h2{letter-spacing:-1px}.steps,.who-grid{grid-template-columns:1fr 1fr;gap:30px}.steps{margin-top:35px}.steps h3{font-size:19px}summary{gap:12px;padding:23px 0}summary h3{font-size:19px}.num{width:25px}.service-content{grid-template-columns:1fr;padding:0 0 25px 37px;gap:20px}.sector-grid{grid-template-columns:1fr}.sector{height:300px}.sector h3{font-size:23px}.who{padding-top:5px}.contact-info{margin-top:25px}.footer-top{align-items:start;flex-direction:column;gap:12px}.contact h2{font-size:37px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Official DESARN identity */
header .brand img{width:190px;height:auto;display:block}.footer-brand img{width:290px;height:auto;display:block}.platform-logo{display:block;width:min(360px,100%);height:auto;margin-bottom:32px}.brand{letter-spacing:0}.partner-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:45px}.partner{display:flex;flex-direction:column;background:#fff;border:1px solid #dbe3ea;padding:26px 24px 18px;transition:transform .2s,border-color .2s}.partner:hover{transform:translateY(-4px);border-color:#35aee4}.partner-logo{height:110px;display:flex;align-items:center;justify-content:center}.partner-logo img{display:block;max-width:100%;max-height:85px;object-fit:contain}.partner>span{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #e5ebf0;margin-top:20px;padding-top:14px;font-size:12px;color:#536b80}.partner svg{color:#1476a4}.who{padding-top:50px;padding-bottom:95px}.strip{background:#edf3f8}.contact .button,.hero .button{color:#061d35}.eyebrow{color:#1476a4}.approach .eyebrow,.contact .eyebrow{color:#69c8f0}.hero .eyebrow{color:#a2ddf5}@media(max-width:1000px){.partner-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:760px){header .brand img{width:145px}.partner-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.partner{padding:20px 15px 14px}.partner-logo{height:90px}.partner-logo img{max-height:70px}.footer-brand img{width:250px}.platform-logo{max-width:310px}}@media(max-width:360px){header .brand img{width:120px}.partner-grid{grid-template-columns:1fr}}

.partner:nth-child(2) .partner-logo,.partner:nth-child(3) .partner-logo{background:#0b2343;padding:15px}.partner-logo{border-radius:2px}

footer .social-links{display:flex;flex-wrap:wrap;gap:24px;margin:28px 0 0;font-size:13px}footer .social-links a{display:inline-flex;align-items:center;gap:9px;color:#d4e6f2}footer .social-links a:hover{color:#35aee4}footer .social-links svg{width:14px;height:14px}@media(max-width:760px){footer .social-links{gap:20px}}