:root{
  --navy:#081527; --navy2:#0c1f3a; --ink:#12233c; --mut:#5b6b80;
  --line:#dbe4ee; --bg:#f5f7fa; --amber:#f5a301; --amber-d:#a86e00;
  --card:#ffffff; --radius:16px; --shadow:0 10px 30px rgba(8,21,39,.10);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;font-size:16.5px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;border-radius:12px;padding:14px 24px;min-height:50px;font-size:16px;border:2px solid transparent;cursor:pointer;transition:.15s;text-align:center;justify-content:center}
.btn-amber{background:linear-gradient(180deg,#ffb81f,#f5a301);color:#131c29;box-shadow:0 6px 18px rgba(245,163,1,.28)}
.btn-amber:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(245,163,1,.36)}
.btn-amber:hover{background:var(--amber-d)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy2)}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.06)}
.btn-ghost:hover{border-color:#fff}
.btn-line{border-color:var(--navy);color:var(--navy);background:#fff}
.btn-line:hover{background:var(--navy);color:#fff}
/* topbar + header */
.topbar{background:var(--navy);color:#cfe0f2;font-size:13.5px}
.topbar .wrap{display:flex;justify-content:space-between;gap:14px;padding-top:7px;padding-bottom:7px;flex-wrap:wrap}
.topbar a{font-weight:700;color:#fff}
.topbar .tb-r{display:flex;gap:18px;flex-wrap:wrap;margin-left:auto}
header.site{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
header.site .wrap{display:flex;align-items:center;gap:22px;padding-top:10px;padding-bottom:10px}
.logo{display:flex;align-items:center;gap:12px;font-weight:900;font-size:21px;color:var(--navy);letter-spacing:.4px}
.logo img{height:44px;width:auto}
.logo small{display:block;font-size:10.5px;font-weight:700;color:var(--amber-d);letter-spacing:2.2px}
nav.main{display:flex;gap:4px;margin-left:auto;align-items:center}
nav.main a{padding:9px 13px;border-radius:9px;font-weight:600;color:var(--ink);font-size:15.5px}
nav.main a:hover{background:#eef3f9}
nav.main a.active{color:var(--amber-d)}
.hdr-cta{margin-left:8px;padding:11px 20px;min-height:44px}
.burger{display:none;margin-left:auto;background:none;border:0;font-size:27px;cursor:pointer;color:var(--navy);padding:6px 10px;line-height:1}
.soc{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;flex:none}
.soc svg{width:29px;height:29px;fill:#1877F2}
.soc:hover svg{fill:var(--amber)}
.mnav{display:none;border-top:1px solid var(--line);background:#fff;padding:10px 22px 16px}
.mnav a{display:block;padding:12px 6px;font-weight:600;border-bottom:1px solid #eef2f7}
.mnav a:last-child{border-bottom:0}
.mnav.open{display:block}
/* page hero (subpages) */
.page-hero{position:relative;color:#fff;background:var(--navy);overflow:hidden}
.page-hero .bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.page-hero .shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,17,33,.95) 0%,rgba(6,17,33,.88) 45%,rgba(6,17,33,.55) 78%,rgba(6,17,33,.35) 100%)}
.page-hero .wrap{position:relative;padding:58px 22px 52px}
.crumbs{font-size:13.5px;color:#b9cfe6;font-weight:600;letter-spacing:.4px}
.crumbs a{color:#fff;text-decoration:underline}
.page-hero h1{font-size:38px;font-weight:900;line-height:1.15;margin:10px 0 10px;max-width:760px;text-shadow:0 2px 16px rgba(0,0,0,.35)}
.page-hero p{color:#dce8f5;font-size:18px;max-width:680px;text-shadow:0 1px 10px rgba(0,0,0,.4)}
/* sections */
section{padding:64px 0}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kick{color:var(--navy);font-weight:800;letter-spacing:2.2px;font-size:13px;text-transform:uppercase}
.sec-head h1,.sec-head h2{font-size:33px;font-weight:900;color:var(--navy);line-height:1.2;margin:8px 0 10px}
.sec-head p{color:var(--mut);font-size:17.5px}
/* cards */
.grid{display:grid;gap:20px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 2px 8px rgba(8,21,39,.04);display:flex;flex-direction:column}
.card h3{font-size:20px;font-weight:800;color:var(--navy);margin-bottom:8px}
.card p{color:var(--mut);font-size:15.5px;flex:1}
.card .go{margin-top:16px;font-weight:800;color:var(--amber-d);font-size:15px}
.card .tag{align-self:flex-start;background:#fff4d6;color:#8a5d00;font-size:12px;font-weight:800;letter-spacing:1px;padding:4px 10px;border-radius:99px;margin-bottom:12px;text-transform:uppercase}
.card.text{border-top:4px solid var(--amber)}
.card.text h3{font-size:20.5px;margin-bottom:8px}
.card.text p{color:var(--mut);font-size:15.5px}
.card.text .go{margin-top:auto;padding-top:16px}
/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step{background:var(--navy2);border-radius:var(--radius);padding:28px;color:#dce8f5}
.step .n{width:42px;height:42px;border-radius:50%;background:var(--amber);color:#131c29;font-weight:900;display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:14px}
.step h3{color:#fff;font-size:19px;margin-bottom:7px}
.step p{font-size:15.5px}
/* chips + checks */
.chips{display:flex;flex-wrap:wrap;gap:11px}
.chip{background:#fff;border:1px solid var(--line);border-radius:99px;padding:10px 18px;font-weight:600;font-size:15px;color:var(--navy)}
.checks{list-style:none;display:grid;gap:13px}
.checks li{display:flex;gap:11px;font-size:16.5px}
.checks li::before{content:"✓";color:#fff;background:#1d9d55;width:24px;height:24px;border-radius:50%;flex:0 0 24px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:900;margin-top:2px}
.checks li b{color:var(--navy)}
/* service layout */
.svc-layout{display:grid;grid-template-columns:1fr 340px;gap:34px;align-items:start}
.svc-layout h2{font-size:25px;font-weight:900;color:var(--navy);margin:26px 0 12px}
.svc-layout h2:first-child{margin-top:0}
.svc-layout p{color:#33465e;margin-bottom:12px}
.side{position:sticky;top:92px;display:grid;gap:16px}
.side .box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 2px 8px rgba(8,21,39,.04)}
.side .box.dark{background:var(--navy);color:#dce8f5;border-color:var(--navy)}
.side .box h3{font-size:18px;font-weight:800;color:var(--navy);margin-bottom:8px}
.side .box.dark h3{color:#fff}
.side .box p{font-size:15px;color:var(--mut)}
.side .box.dark p{color:#b9cfe6}
.side .box .btn{width:100%;margin-top:14px}
.side .rowline{display:flex;gap:10px;align-items:center;font-weight:700;color:var(--navy);padding:8px 0;font-size:15.5px;word-break:break-all}
/* forms */
.form-shell{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:36px;max-width:860px;margin:0 auto}
.form-shell h2{font-size:26px;font-weight:900;color:var(--navy);margin-bottom:6px}
.form-shell .fp{color:var(--mut);margin-bottom:24px}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-weight:700;font-size:14.5px;color:var(--navy)}
.field .req{color:#c22}
.field input,.field select,.field textarea{border:1.5px solid var(--line);border-radius:11px;padding:13px 14px;font-size:16px;font-family:inherit;background:#fbfcfe;width:100%}
.field textarea{min-height:96px;resize:vertical}
.checkline{flex-direction:row !important;align-items:flex-start;gap:10px !important;font-weight:600 !important;color:var(--ink) !important}
.checkline input{width:20px;height:20px;margin-top:3px;flex:0 0 20px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-msg{display:none;margin-top:18px;border-radius:12px;padding:15px 18px;font-size:15.5px}
.form-msg.ok{display:block;background:#e7f7ec;border:1px solid #9ed7ae;color:#14532d}
.form-msg.err{display:block;background:#fdeeee;border:1px solid #f0b4b4;color:#7a1d1d}
.fsec{font-size:17px;font-weight:900;color:var(--navy);margin:28px 0 14px;padding-top:20px;border-top:1px solid var(--line)}
.uploads{display:grid;gap:10px;margin-top:6px}
.uprow{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:#f6f9fc;border:1.5px dashed #c8d6e4;border-radius:11px;padding:10px 14px;font-weight:600;color:var(--navy2);cursor:pointer}
.uprow span{flex:0 0 128px;font-size:14.5px}
.uprow input{flex:1;min-width:180px;font-size:14px}
.fnote{font-size:13px;color:var(--muted);margin-top:8px}
.fsec.first{border-top:0;margin-top:4px;padding-top:0}
.form-actions{margin-top:22px;display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.form-actions .alt{color:var(--mut);font-size:14.5px}
.form-actions .alt a{font-weight:800;color:var(--navy)}
/* contact cards */
.ccard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;text-align:center}
.ccard h3{color:var(--navy);font-size:18px;margin-bottom:6px}
.ccard p,.ccard a.big{font-size:17px;font-weight:700;color:var(--ink);word-break:break-word}
.ccard .sub{color:var(--mut);font-size:14.5px;margin-top:5px}
/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--navy) 55%,#12325e);border-radius:20px;color:#fff;padding:42px;display:flex;justify-content:space-between;gap:26px;align-items:center;flex-wrap:wrap}
.cta-band h3{font-size:27px;font-weight:900;margin-bottom:8px}
.cta-band p{color:#cfe0f2;max-width:560px}
.cta-band .row{display:flex;gap:12px;flex-wrap:wrap}
/* footer */
footer{background:var(--navy);color:#aebfd4;margin-top:0}
footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1.2fr;gap:34px;padding:52px 0 30px}
footer .svc-line{border-top:1px solid #1d3556;padding:16px 0 2px;font-size:14px;color:#7f95b1;line-height:2}
footer .svc-line a:hover{color:#fff}
.band{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 30px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.band h3{color:var(--navy);font-size:21px;font-weight:900}
.band p{color:var(--mut);font-size:15.5px}
.note{background:#fff8e8;border:1px solid #f0dcae;border-radius:12px;padding:15px 18px;font-size:15.5px;color:#5c4a12;margin-top:22px}
.linkrow{display:flex;flex-wrap:wrap;gap:10px}
.linkrow a{border:1px solid var(--line);background:#fff;border-radius:99px;padding:9px 16px;font-weight:700;font-size:14.5px;color:var(--navy)}
.linkrow a:hover{border-color:var(--amber);color:var(--amber-d)}
footer h4{color:#fff;font-size:16px;margin-bottom:14px;letter-spacing:.4px}
footer .fl{display:grid;gap:9px;font-size:15px}
footer .fl a:hover{color:#fff}
footer .fl a.fcon{color:var(--amber);font-weight:700;font-size:16.5px;letter-spacing:.2px}
footer .fl a.fcon:hover{color:#ffb81f;text-decoration:underline}
footer .brandline{display:flex;gap:14px;align-items:flex-start}
footer .brandline img{height:52px;width:auto;background:#fff;border-radius:10px;padding:5px}
footer .bottom{border-top:1px solid #1d3556;padding:18px 0 24px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13.5px;color:#7f95b1}
/* responsive */
@media(max-width:960px){
  .g3{grid-template-columns:1fr 1fr}
  .svc-layout{grid-template-columns:1fr}
  .side{position:static}
  footer .cols{grid-template-columns:1fr 1fr}
}
/* ---- pro pass: type, motion, polish ---- */
html{scroll-behavior:smooth}
h1,h2,h3,h4,.logo,.btn{font-family:'Archivo','Inter',system-ui,sans-serif;letter-spacing:-.015em}
header.site{position:sticky;top:0;z-index:60;box-shadow:0 1px 0 rgba(8,21,39,.05),0 10px 26px -20px rgba(8,21,39,.35)}
::selection{background:var(--amber);color:#131c29}
a.card{transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
a.card:hover{transform:translateY(-4px);box-shadow:0 18px 34px -18px rgba(8,21,39,.30);border-color:#c3d2e4}
.btn{transition:filter .15s ease,transform .15s ease}
.btn:hover{filter:brightness(1.06)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(245,163,1,.22);background:#fff}
a:focus-visible,button:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
::placeholder{color:#8fa3ba;opacity:1}
.kick{display:flex;align-items:center;gap:10px}
.kick::before{content:"";width:26px;height:3px;background:var(--amber);border-radius:2px;flex:none}
.intro-hero{position:relative;overflow:hidden;padding:88px 0 80px;background:var(--navy)}
.intro-hero::before{content:"";position:absolute;inset:0;background:url('assets/hero-tanker.jpg') center 40%/cover no-repeat;filter:brightness(1.07) saturate(1.0)}
.intro-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(6,17,32,.94) 0%,rgba(6,17,32,.86) 45%,rgba(6,17,32,.45) 75%,rgba(6,17,32,.18) 100%)}
.intro-hero .wrap{position:relative;z-index:1}
.intro-hero .sec-head{margin:0;max-width:660px}
.intro-hero .kick{color:var(--amber)}
.intro-hero h1,.intro-hero h2{color:#fff;text-shadow:0 2px 18px rgba(0,0,0,.35)}
.intro-hero p{color:#dbe7f5;text-shadow:0 1px 10px rgba(0,0,0,.4)}
.stats-band{background:linear-gradient(120deg,var(--navy) 55%,#0e2a4d);border-radius:18px;padding:32px 34px;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;color:#fff}
.stats-band .sv{font-family:'Archivo',sans-serif;font-weight:800;font-size:21.5px;letter-spacing:-.01em;line-height:1.18}
.stats-band .sl{color:#9fb8d4;font-size:14px;margin-top:5px;line-height:1.5}
.rv{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}
@media(max-width:720px){
  .intro-hero{padding:0 0 54px}
  .intro-hero::before{top:0;left:0;right:0;bottom:auto;height:218px;background-position:center 32%;filter:none;border-bottom:3px solid var(--amber)}
  .intro-hero::after{display:none}
  .intro-hero .wrap{padding-top:246px}
  .stats-band{grid-template-columns:1fr 1fr;padding:26px 22px;gap:20px}
  .stats-band .sv{font-size:19px}
  .topbar{font-size:12px}
  .topbar .wrap{flex-wrap:nowrap;padding-top:6px;padding-bottom:6px}
  .logo img{height:36px}
  .logo{font-size:18px}
  .logo small{font-size:9px;letter-spacing:1.8px}
  nav.main{display:none}
  .hdr-cta{display:none}
  .burger{display:block}
  .hero h1{font-size:27px;line-height:1.22}
  .hero .wrap{padding:36px 20px 32px}
  .hero p{font-size:16px}
  .hero .cta{gap:10px;margin-top:22px}
  .page-hero h1{font-size:26px}
  .page-hero p{font-size:16px}
  .page-hero .wrap{padding:44px 20px 40px}
  section{padding:44px 0}
  .g3,.g2,.steps{grid-template-columns:1fr}
  .fgrid{grid-template-columns:1fr}
  .form-shell{padding:24px 20px}
  .cta-band{padding:30px 24px}
  .sec-head h1,.sec-head h2{font-size:27px}
  .trust .wrap{gap:6px}
}