:root{
 --navy:#102f48; --navy2:#173f5d; --blue:#2d5877; --accent:#6d9bb7;
 --mist:#e8edf0; --light:#f5f7f8; --white:#fff; --ink:#17324a;
 --muted:#5f7180; --line:#ccd7de; --green:#2f8a61; --gold:#b07a24;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--light);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{width:min(1160px,92%);margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(232,237,240,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{width:235px;display:block}
.nav-links{display:flex;align-items:center;gap:23px;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.nav-links a{color:#18364f}
.nav-links a:hover{color:#517d99}
.nav-cta{background:var(--navy);color:#fff!important;padding:11px 15px;border-radius:2px}
.menu{display:none;border:0;background:none;font-size:25px;color:var(--navy)}
.hero{min-height:690px;color:#fff;position:relative;display:flex;align-items:center;background:
linear-gradient(90deg,rgba(6,20,31,.94),rgba(6,20,31,.72) 45%,rgba(6,20,31,.38)),
url("hero-engine-room.png") center/cover no-repeat}
.hero-inner{padding:100px 0 80px;max-width:710px}
.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.2em;font-weight:800;color:#b8d1df;margin-bottom:15px}
h1,h2,h3{line-height:1.08;margin-top:0}
h1{font-size:clamp(46px,6vw,78px);letter-spacing:-.045em;margin-bottom:22px}
h2{font-size:clamp(32px,4.4vw,54px);letter-spacing:-.035em}
h3{font-size:20px}
.hero h1 span{color:#b5cede}
.hero-copy{font-size:18px;color:#e4edf2;max-width:650px;margin-bottom:30px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:14px 20px;border-radius:2px;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.btn-primary{background:#fff;color:var(--navy)}
.btn-dark{background:var(--navy);color:#fff}
.btn-outline{border:1px solid rgba(255,255,255,.65);color:#fff}
.btn-light{background:#e8edf0;color:var(--navy)}
.section{padding:90px 0}
.section.mist{background:var(--mist)}
.section.dark{background:var(--navy);color:#fff}
.kicker{font-size:11px;letter-spacing:.18em;text-transform:uppercase;font-weight:800;color:#5e87a1;margin-bottom:13px}
.dark .kicker{color:#9ec2d7}
.lead{font-size:18px;color:var(--muted);max-width:780px}
.dark .lead{color:#c3d0d8}
.head{max-width:800px;margin-bottom:42px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.card{background:#fff;padding:32px;min-height:245px}
.card .num{font-size:11px;font-weight:800;letter-spacing:.15em;color:#638ba4}
.card h3{margin:24px 0 10px}
.card p{font-size:14px;color:var(--muted);margin:0}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.checks{list-style:none;padding:0;margin:25px 0 0}
.checks li{padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.checks li:before{content:"✓";display:inline-grid;place-items:center;width:21px;height:21px;border-radius:50%;background:var(--navy);color:#fff;margin-right:10px;font-size:11px}
.dashboard{background:#fff;border:1px solid #cbd7de;border-radius:8px;padding:20px;box-shadow:0 18px 45px rgba(22,49,69,.12)}
.dash-head{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:13px;margin-bottom:15px}
.status{color:var(--green);font-weight:800;font-size:11px}
.dash-vessel{font-size:22px;font-weight:800;margin-bottom:16px}
.dash-grid{display:grid;grid-template-columns:1.1fr 1fr 1fr 1fr;gap:9px}
.metric{border:1px solid var(--line);border-radius:5px;padding:14px}
.metric small{display:block;color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.08em}
.metric strong{display:block;margin-top:7px;font-size:16px}
.metric.main{grid-row:span 2}
.gauge{width:105px;height:105px;border-radius:50%;margin:10px auto;background:conic-gradient(var(--green) 0 94%,#dce5e9 94% 100%);display:grid;place-items:center}
.gauge:after{content:"94%";width:80px;height:80px;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:20px;font-weight:800;color:var(--navy)}
.small-row{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:9px}
.process{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border-top:1px solid rgba(255,255,255,.2);border-bottom:1px solid rgba(255,255,255,.2)}
.step{padding:28px 18px;border-right:1px solid rgba(255,255,255,.15)}
.step:last-child{border-right:0}
.step .n{font-weight:800;color:#a5c6d8;font-size:11px;letter-spacing:.15em}
.step h3{font-size:16px;margin:16px 0 8px}
.step p{font-size:12px;color:#c2d0d8;margin:0}
.about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
.quote{border-left:3px solid var(--accent);padding-left:24px;font-size:26px;line-height:1.4}
.credential-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
.credential{border-top:1px solid var(--line);padding-top:12px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.band{background:linear-gradient(120deg,var(--navy),var(--navy2));color:#fff;padding:72px 0}
.band-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}
.band h2{max-width:700px;margin-bottom:12px}
.band p{max-width:700px;color:#c5d4dd}
.page-hero{background:linear-gradient(90deg,rgba(7,24,37,.95),rgba(23,63,93,.82)),url("hero-engine-room.png") center/cover;color:#fff;padding:105px 0 85px}
.page-hero h1{font-size:clamp(42px,5vw,68px);max-width:850px}
.page-hero p{max-width:760px;font-size:18px;color:#d9e5eb}
.service-list{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line)}
.service{background:#fff;padding:34px;min-height:230px}
.service h3{margin-bottom:10px}
.service p{color:var(--muted)}
.service ul{color:var(--muted);font-size:14px;padding-left:20px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
label{font-size:11px;text-transform:uppercase;letter-spacing:.09em;font-weight:800}
input,textarea,select{border:1px solid #bdcbd3;background:#fff;padding:13px;border-radius:2px;font:inherit;color:var(--ink)}
textarea{min-height:140px;resize:vertical}
.note{font-size:12px;color:var(--muted)}
footer{background:#071a28;color:#c2d0d8;padding:42px 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:45px}
.footer-logo{width:220px;filter:brightness(0) invert(1);opacity:.9}
footer h4{color:#fff;margin:0 0 10px;font-size:12px;text-transform:uppercase;letter-spacing:.12em}
footer a{display:block;font-size:13px;margin:7px 0;color:#c2d0d8}
.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:18px;font-size:11px;color:#8fa3af;display:flex;justify-content:space-between;gap:20px}
@media(max-width:900px){
 .nav-links{display:none;position:absolute;top:78px;left:0;right:0;background:var(--mist);padding:18px 4%;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line)}
 .nav-links.open{display:flex}.menu{display:block}.nav-cta{text-align:center}
 .grid4{grid-template-columns:1fr 1fr}.feature-grid,.about-grid{grid-template-columns:1fr}
 .process{grid-template-columns:repeat(3,1fr)}.step:nth-child(3){border-right:0}.step:nth-child(n+4){border-top:1px solid rgba(255,255,255,.15)}
 .band-inner{flex-direction:column;align-items:flex-start}.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
 .logo{width:185px}.section{padding:65px 0}.grid4,.service-list,.form-grid{grid-template-columns:1fr}
 .process{grid-template-columns:1fr 1fr}.dash-grid{grid-template-columns:1fr 1fr}.metric.main{grid-row:auto}
 .credential-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}
 .copyright{flex-direction:column}.hero{min-height:720px}
}

.vessel-photo{border-radius:6px;overflow:hidden;border:1px solid #cbd7de;background:#fff;box-shadow:0 18px 45px rgba(22,49,69,.10)}
.vessel-photo img{width:100%;height:100%;min-height:330px;object-fit:cover;display:block}
.photo-caption{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:#71828e;padding:10px 14px}