:root{
  --navy:#061b2f; --navy2:#0a2742; --blue:#059bd7; --cyan:#26b7e8;
  --ink:#0a2036; --muted:#657484; --line:#dce5eb; --bg:#f5f8fa; --white:#fff;
  --radius:18px; --shadow:0 18px 50px rgba(5,26,45,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--ink);background:white;line-height:1.55}
h1,h2,h3,.hero-panel-big{font-family:Manrope,Inter,sans-serif}
a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 40px));margin:auto}
.topbar{background:var(--navy);color:#d8e7f2;font-size:12px}.topbar-inner{height:38px;display:flex;align-items:center;justify-content:space-between}.topbar-links{display:flex;gap:24px}
.header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(6,27,47,.08)}
.nav{height:82px;display:flex;align-items:center;justify-content:space-between}.brand img{width:170px;height:62px;object-fit:contain}
.navlinks{display:flex;align-items:center;gap:25px;font-size:13px;font-weight:600}.navlinks a:not(.btn){padding:30px 0}.navlinks a:hover{color:var(--blue)}
.lang{border:1px solid var(--line);background:white;border-radius:99px;padding:8px 10px;font-weight:700;cursor:pointer}
.menu-btn{display:none;border:0;background:none;font-size:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--blue),var(--cyan));color:white;border:0;border-radius:9px;padding:15px 22px;font-weight:700;letter-spacing:.01em;cursor:pointer;box-shadow:0 10px 25px rgba(5,155,215,.22)}
.btn-sm{padding:11px 15px!important}.btn-ghost{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.35);box-shadow:none}.btn-light{background:white;color:var(--navy)}
.hero{position:relative;min-height:700px;background:var(--navy);overflow:hidden;color:white}.hero-bg{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,22,39,.97) 0%,rgba(4,22,39,.88) 48%,rgba(4,22,39,.28) 100%),url("assets/hero-vessel.jpg") center right/cover no-repeat;filter:saturate(.95)}
.hero:after{content:"";position:absolute;left:0;bottom:0;width:52%;height:7px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.5fr .65fr;gap:60px;align-items:center;min-height:700px}
.hero-copy{max-width:780px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.18em;color:var(--blue);margin:0 0 18px}.eyebrow.light{color:#7bd9ff}
h1{font-size:clamp(43px,5.5vw,76px);line-height:1.02;letter-spacing:-.045em;margin:0 0 26px;max-width:900px}
.hero-sub{font-size:19px;color:#d2e2ee;max-width:670px;margin:0 0 34px}.hero-actions{display:flex;gap:14px}.trust-row{display:flex;flex-wrap:wrap;gap:14px 26px;margin-top:48px;color:#bfd1df;font-size:12px;text-transform:uppercase;letter-spacing:.08em}.trust-row span:before{content:"✓";color:#59d2ff;margin-right:7px}
.hero-panel{align-self:end;margin-bottom:70px;border-left:1px solid rgba(255,255,255,.26);padding:26px 0 26px 26px}.hero-panel-label{font-size:10px;letter-spacing:.14em;color:#b6cada}.hero-panel-big{font-size:34px;font-weight:800;margin-top:6px}.hero-panel-small{font-size:11px;letter-spacing:.18em;color:#7bd9ff}
.section{padding:105px 0}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:start}h2{font-size:clamp(36px,4.2vw,58px);line-height:1.08;letter-spacing:-.035em;margin:0}.lead{font-size:18px;color:var(--muted);margin:0 0 24px}.text-link{font-weight:700;color:var(--blue)}
.section-dark{background:var(--navy);color:white}.section-head{display:grid;grid-template-columns:1.2fr .8fr;gap:80px;align-items:end;margin-bottom:52px}.section-head p:last-child{color:#b9cbd7;margin:0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{position:relative;overflow:hidden;background:linear-gradient(180deg,#0b2a47,#08233b);border:1px solid rgba(255,255,255,.08);padding:0 28px 28px;border-radius:var(--radius);min-height:360px;transition:.25s}.card:hover{transform:translateY(-5px);border-color:rgba(38,183,232,.45)}.card-image{height:138px;margin:0 -28px 24px;overflow:hidden}.card-image img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .45s}.card:hover .card-image img{transform:scale(1.045)}.card .icon{font-size:27px;color:#56cdf9}.card h3{font-size:20px;margin:14px 0 10px}.card p{font-size:14px;color:#b7c8d5;margin:0}
.impact{background:linear-gradient(90deg,rgba(4,22,39,.94),rgba(4,22,39,.6)),url("assets/hero-vessel.jpg") center/cover fixed;color:white}.impact-inner{padding:110px 0;max-width:750px;margin-left:max(calc((100vw - 1180px)/2),20px);margin-right:auto}.impact h2{font-size:clamp(42px,5vw,68px)}.impact p:not(.eyebrow){max-width:620px;color:#d2e2ee;font-size:17px;margin:26px 0 30px}
.why{background:#fff}.metrics{display:grid;grid-template-columns:repeat(4,1fr);margin-top:55px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.metrics div{padding:38px 24px;border-right:1px solid var(--line)}.metrics div:last-child{border:0}.metrics strong{display:block;font-family:Manrope;font-size:29px;color:var(--blue)}.metrics span{font-size:13px;color:var(--muted)}
.ports{background:var(--bg)}.ports-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.port-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}.port-list span{background:white;border:1px solid var(--line);border-radius:99px;padding:9px 13px;font-size:13px}
.map-card{position:relative;height:470px;background:linear-gradient(145deg,#082742,#0d4268);border-radius:28px;overflow:hidden;box-shadow:var(--shadow)}.coast{position:absolute;width:58%;height:130%;right:-10%;top:-12%;background:linear-gradient(160deg,#164e75,#0e3455);clip-path:polygon(36% 0,100% 0,100% 100%,52% 100%,60% 84%,48% 70%,57% 60%,45% 47%,55% 35%,44% 24%,50% 12%)}.pin{position:absolute;color:#53ccfb;font-size:18px}.pin b{font-size:11px;color:white;margin-left:5px}.p1{top:20%;right:19%}.p2{top:35%;right:23%}.p3{top:51%;right:28%}.p4{top:69%;right:34%}.map-label{position:absolute;left:35px;bottom:35px;color:#e6f4fd;font-family:Manrope;font-weight:800;font-size:26px;line-height:1.05}
.map-card--reference{height:auto;min-height:470px;background:#fff;display:flex;align-items:center;justify-content:center;padding:20px}.map-card--reference img{display:block;width:100%;height:auto;max-height:520px;object-fit:contain}
.rfq{background:var(--navy);color:white}.rfq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:75px}.rfq-grid>div>p:not(.eyebrow){color:#bfd0dc}.contact-quick{display:flex;flex-direction:column;gap:8px;margin-top:28px;color:#65d4ff}.rfq-form{background:white;color:var(--ink);padding:32px;border-radius:20px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.rfq-form label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:700;margin-bottom:13px}.rfq-form input,.rfq-form textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 13px;font:inherit;outline:none}.rfq-form input:focus,.rfq-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(5,155,215,.1)}.rfq-form small{display:block;margin-top:12px;color:#7a8792}
.contact-grid{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:30px;margin-top:45px}.contact-grid>div{border-top:2px solid var(--blue);padding-top:20px}.contact-grid span{font-size:10px;letter-spacing:.13em;color:var(--muted)}.contact-grid a,.contact-grid p{display:block;margin-top:8px;font-weight:600}
footer{background:#03111e;color:#bdccd7;padding:68px 0 25px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:50px}.footer-brand img{width:160px;background:white;border-radius:10px;padding:6px}.footer-grid>div:not(.footer-brand){display:flex;flex-direction:column;gap:10px;font-size:13px}.footer-grid strong{color:white;font-size:11px;letter-spacing:.12em}.copyright{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;margin-top:50px;font-size:11px;color:#718696}
.whatsapp{position:fixed;z-index:50;right:22px;bottom:22px;width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:#20b85a;color:white;font-weight:800;box-shadow:0 12px 30px rgba(0,0,0,.24)}
@media(max-width:900px){
 .topbar-links a:first-child{display:none}.menu-btn{display:block}.navlinks{display:none;position:absolute;top:120px;left:0;right:0;background:white;padding:20px;flex-direction:column;box-shadow:var(--shadow)}.navlinks.open{display:flex}.navlinks a:not(.btn){padding:5px}.hero-grid,.two-col,.section-head,.ports-grid,.rfq-grid{grid-template-columns:1fr}.hero-panel{display:none}.hero-grid{min-height:650px}.hero{min-height:650px}.hero-bg{background-position:62% center}.cards{grid-template-columns:1fr 1fr}.section{padding:78px 0}.two-col,.section-head,.ports-grid,.rfq-grid{gap:35px}.metrics{grid-template-columns:1fr 1fr}.metrics div:nth-child(2){border-right:0}.footer-grid{grid-template-columns:1fr 1fr}.contact-grid{grid-template-columns:1fr}
}
@media(max-width:620px){
 .container{width:min(100% - 28px,1180px)}.topbar-inner{height:34px}.brand img{width:135px}.nav{height:72px}.navlinks{top:106px}.hero-copy{padding-top:20px}.hero-bg{background:linear-gradient(90deg,rgba(4,22,39,.96),rgba(4,22,39,.78)),url("assets/hero-vessel.jpg") 64% center/cover}.hero-actions{flex-direction:column;align-items:flex-start}.trust-row{gap:10px 18px}.cards{grid-template-columns:1fr}.field-row{grid-template-columns:1fr}.metrics{grid-template-columns:1fr}.metrics div{border-right:0;border-bottom:1px solid var(--line)}.map-card{height:380px}.footer-grid{grid-template-columns:1fr}.contact-quick{word-break:break-word}h1{font-size:43px}
}

/* V4 high-resolution visual system */
.header{background:#061b2f;border-bottom:1px solid rgba(255,255,255,.13)}
.brand img{width:275px;height:70px;object-fit:contain;object-position:left center}
.navlinks{color:#eef7fd}.navlinks a:hover{color:#38c7ff}.lang{color:#fff;background:transparent;border-color:rgba(255,255,255,.25)}
.menu-btn{color:#fff}.hero-bg{background:linear-gradient(90deg,rgba(3,19,33,.97) 0%,rgba(3,24,42,.84) 45%,rgba(3,24,42,.18) 100%),url("assets/hero-vessel-v4.webp") center center/cover no-repeat;filter:saturate(1.05) contrast(1.03)}
.impact{background:linear-gradient(90deg,rgba(4,22,39,.94),rgba(4,22,39,.6)),url("assets/hero-vessel-v4.webp") center/cover fixed}
.card-image{height:170px}.card-image img{image-rendering:auto}
.map-card--reference{padding:0;background:#f7fafc}.map-card--reference img{width:100%;max-height:none;object-fit:contain}
.footer-brand img{width:275px;height:auto;background:transparent;border-radius:0;padding:0}
@media(max-width:900px){.navlinks{background:#061b2f}.navlinks a{color:#fff}.brand img{width:235px}.card-image{height:155px}}
@media(max-width:620px){.brand img{width:205px;height:58px}.hero-bg{background:linear-gradient(90deg,rgba(3,19,33,.96),rgba(3,24,42,.65)),url("assets/hero-vessel-v4.webp") center center/cover no-repeat}.card-image{height:180px}.map-card--reference{height:auto;min-height:0}.footer-brand img{width:240px}}

/* V5 — industry affiliations */
.memberships{padding:78px 0 86px;background:#f5f8fa;border-top:1px solid #e6edf1}
.memberships-inner{display:grid;grid-template-columns:.95fr 1.05fr;align-items:center;gap:70px}
.memberships h2{font-size:clamp(30px,3.1vw,44px);max-width:540px}
.memberships-copy>p:last-child{color:var(--muted);font-size:15px;max-width:540px;line-height:1.8;margin:22px 0 0}
.membership-logos{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:center}
.membership-mark{min-height:152px;padding:22px 19px;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid #e1e8ed;border-radius:14px;box-shadow:0 13px 35px rgba(6,27,47,.05)}
.membership-mark img{display:block;max-width:100%;width:100%;height:101px;object-fit:contain}
.footer-affiliation-link{display:inline-block;color:#8fb6cd;font-size:12px;margin-top:12px}
.footer-affiliation-link:hover{color:#fff}
@media(max-width:900px){.memberships-inner{grid-template-columns:1fr;gap:26px}.memberships{padding:65px 0}}
@media(max-width:620px){.membership-logos{gap:10px}.membership-mark{min-height:118px;padding:10px}.membership-mark img{height:88px}.memberships h2{font-size:32px}}