:root{
  --ink:#0F2438;
  --ink-2:#16304A;
  --paper:#F4F6F3;
  --line:#C9D2CC;
  --green:#0B7A45;
  --green-deep:#086036;
  --steel:#5B6B78;
  --stamp:#C0392B;
  --mono:'IBM Plex Mono',monospace;
  --display:'Archivo',sans-serif;
  --body:'Inter',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--body);background:var(--paper);color:var(--ink);line-height:1.6;font-size:16px}
a{color:inherit}
img{max-width:100%}
:focus-visible{outline:3px solid var(--green);outline-offset:2px}

/* ---------- utility ---------- */
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.field-label{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--steel);display:flex;align-items:center;gap:10px}
.field-label::before{content:"";width:26px;height:1px;background:var(--green)}
.mono{font-family:var(--mono)}

/* ---------- top strip ---------- */
.strip{background:var(--ink);color:#B9C6CF;font-family:var(--mono);font-size:11px;letter-spacing:.08em}
.strip .wrap{display:flex;justify-content:space-between;padding-top:8px;padding-bottom:8px;gap:16px;flex-wrap:wrap}
.strip b{color:#fff;font-weight:600}
.strip .grn{color:#5FCB93}

/* ---------- nav ---------- */
nav{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-family:var(--display);font-weight:900;font-stretch:110%;font-size:20px;letter-spacing:.02em;text-decoration:none;display:flex;align-items:center;gap:10px}
.logo .box{width:26px;height:26px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:13px;font-family:var(--mono);font-weight:600}
.navlinks{display:flex;gap:28px;list-style:none}
.navlinks a{text-decoration:none;font-size:14px;font-weight:500;color:var(--ink);padding:6px 0;border-bottom:2px solid transparent}
.navlinks a:hover{border-bottom-color:var(--green)}
.navlinks a[aria-current="page"]{border-bottom-color:var(--green);font-weight:600}
.cta-btn{background:var(--ink);color:#fff;text-decoration:none;font-weight:600;font-size:14px;padding:10px 20px;border:none;cursor:pointer;display:inline-block}
.cta-btn:hover{background:var(--green)}
@media(max-width:760px){.navlinks{display:none}}

/* ---------- home hero ---------- */
.hero{padding:72px 0 0;overflow:hidden}
.hero h1{font-family:var(--display);font-weight:900;font-stretch:115%;line-height:.95;font-size:clamp(44px,8.5vw,104px);letter-spacing:-.01em;text-transform:uppercase}
.hero h1 .swap{color:var(--green)}
.hero .sub{max-width:560px;margin-top:26px;font-size:17px;color:var(--ink-2)}
.hero-actions{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.btn-ghost{border:1.5px solid var(--ink);padding:10px 20px;text-decoration:none;font-weight:600;font-size:14px;display:inline-block}
.btn-ghost:hover{background:var(--ink);color:#fff}

/* route corridor */
.corridor{margin-top:64px;border-top:1.5px solid var(--ink);border-bottom:1.5px solid var(--ink);padding:26px 0 30px;position:relative}
.corridor .wrap{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center}
.port{font-family:var(--mono)}
.port .code{font-size:clamp(28px,4vw,44px);font-weight:600;letter-spacing:.04em;line-height:1}
.port .name{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--steel);margin-top:6px}
.port .coord{font-size:10px;color:var(--steel);margin-top:2px}
.port.dest{text-align:right}
.port.dest .code{color:var(--green)}
.routeline{position:relative;height:60px}
.routeline svg{width:100%;height:100%;display:block;overflow:visible}
.dashline{stroke:var(--ink);stroke-width:1.5;stroke-dasharray:6 7;fill:none;animation:sail 18s linear infinite}
.vessel{fill:var(--green)}
.vessel-group{animation:cross 14s linear infinite}
@keyframes sail{to{stroke-dashoffset:-260}}
@keyframes cross{0%{transform:translateX(0)}50%{transform:translateX(100%)}100%{transform:translateX(0)}}
.routeline .dir{position:absolute;left:50%;transform:translateX(-50%);font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--steel)}
.routeline .dir.up{top:-6px}
.routeline .dir.down{bottom:-8px}
@media(prefers-reduced-motion:reduce){.dashline,.vessel-group{animation:none}}
@media(max-width:640px){.corridor .wrap{gap:10px}.routeline{height:44px}}

/* manifest strip */
.manifest{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--steel);display:flex;gap:0;flex-wrap:wrap;border-bottom:1px solid var(--line)}
.manifest span{padding:12px 22px;border-right:1px solid var(--line)}
.manifest span:first-child{padding-left:24px}
.manifest b{color:var(--ink);font-weight:600}
@media(max-width:640px){.manifest span{flex:1 1 40%;border-bottom:1px solid var(--line)}}

/* ---------- inner page hero ---------- */
.page-hero{padding:64px 0 44px;border-bottom:1.5px solid var(--ink)}
.page-hero h1{font-family:var(--display);font-weight:900;font-stretch:114%;font-size:clamp(36px,6vw,68px);line-height:1;text-transform:uppercase;letter-spacing:-.01em;margin-top:16px}
.page-hero .sub{max-width:620px;margin-top:18px;font-size:16.5px;color:var(--ink-2)}
.page-hero .refno{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--steel);margin-top:26px}

/* ---------- sections ---------- */
section{padding:88px 0}
h2.sec{font-family:var(--display);font-weight:800;font-stretch:110%;font-size:clamp(26px,3.4vw,40px);line-height:1.08;text-transform:uppercase;margin-top:14px}
.about h2{font-family:var(--display);font-weight:800;font-stretch:110%;font-size:clamp(28px,3.6vw,42px);line-height:1.08;text-transform:uppercase}
.about .grid{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;margin-top:28px}
.about p{color:var(--ink-2);margin-bottom:18px}
.mission{margin-top:8px;border-left:3px solid var(--green);padding:18px 22px;background:#fff}
.mission .field-label{margin-bottom:8px}
.mission p{margin:0;font-weight:500;color:var(--ink)}
@media(max-width:820px){.about .grid{grid-template-columns:1fr;gap:28px}}

/* ---------- services (dark grid, home) ---------- */
.services-dark{background:var(--ink);color:#E8EDEA}
.services-dark .field-label{color:#8FA3B0}
.services-dark h2.sec{color:#fff}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#2A415C;border:1px solid #2A415C;margin-top:44px}
.svc{background:var(--ink);padding:34px 28px 38px;position:relative;transition:background .2s;text-decoration:none;display:block}
.svc:hover{background:var(--ink-2)}
.svc .tag{font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:#5FCB93;text-transform:uppercase}
.svc h3{font-family:var(--display);font-weight:700;font-stretch:108%;font-size:21px;margin:14px 0 12px;color:#fff;line-height:1.2}
.svc p{font-size:14.5px;color:#B9C6CF;line-height:1.65}
.svc .route-chip{margin-top:20px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:#8FA3B0;border:1px solid #2A415C;display:inline-block;padding:5px 10px}
@media(max-width:820px){.svc-grid{grid-template-columns:1fr}}

/* ---------- service detail rows (services page) ---------- */
.svc-row{display:grid;grid-template-columns:220px 1fr 260px;gap:40px;padding:44px 0;border-bottom:1px solid var(--line);align-items:start}
.svc-row:first-of-type{border-top:1.5px solid var(--ink)}
.svc-row .code{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:var(--green);text-transform:uppercase;line-height:2}
.svc-row .code b{display:block;font-size:26px;letter-spacing:.04em;color:var(--ink);font-weight:600}
.svc-row h3{font-family:var(--display);font-weight:800;font-stretch:110%;font-size:26px;line-height:1.15;text-transform:uppercase;margin-bottom:12px}
.svc-row p{color:var(--ink-2);font-size:15px;margin-bottom:12px}
.svc-row ul{list-style:none;margin-top:6px}
.svc-row ul li{font-size:14.5px;color:var(--ink-2);padding:7px 0 7px 22px;position:relative;border-bottom:1px dashed var(--line)}
.svc-row ul li::before{content:"—";position:absolute;left:0;color:var(--green);font-weight:600}
.spec-box{background:#fff;border:1px solid var(--line);padding:20px 20px 22px;font-family:var(--mono);font-size:11.5px;letter-spacing:.05em;line-height:2.1;color:var(--steel)}
.spec-box .field-label{margin-bottom:10px}
.spec-box b{color:var(--ink);font-weight:600}
@media(max-width:920px){.svc-row{grid-template-columns:1fr;gap:20px}.svc-row .code b{display:inline;margin-right:12px}}

/* ---------- process steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:44px;counter-reset:step}
.step{background:var(--paper);padding:28px 24px 32px;counter-increment:step}
.step::before{content:"STEP 0" counter(step);font-family:var(--mono);font-size:10px;letter-spacing:.22em;color:var(--green)}
.step h3{font-family:var(--display);font-weight:700;font-stretch:106%;font-size:17px;margin:12px 0 10px;line-height:1.25}
.step p{font-size:13.5px;color:var(--ink-2);line-height:1.6}
@media(max-width:820px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}

/* ---------- notes / prohibited panel ---------- */
.notes{background:#fff;border:1px solid var(--line);border-left:3px solid var(--stamp);padding:26px 28px;margin-top:56px}
.notes h3{font-family:var(--display);font-weight:700;font-size:17px;margin-bottom:10px;text-transform:uppercase;letter-spacing:.02em}
.notes p{font-size:14px;color:var(--ink-2)}

/* ---------- why cards ---------- */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:44px}
.why-card{background:#fff;border:1px solid var(--line);padding:30px 26px 34px;position:relative}
.why-card::before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--green)}
.why-card h3{font-family:var(--display);font-weight:700;font-stretch:106%;font-size:19px;margin-bottom:12px;line-height:1.25}
.why-card p{font-size:14.5px;color:var(--ink-2)}
.why-card .kfacts{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--steel);line-height:1.9}
@media(max-width:820px){.why-grid{grid-template-columns:1fr}}
.stamp-row{display:flex;justify-content:flex-end;margin-top:36px}
.stamp{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--stamp);border:2px solid var(--stamp);padding:10px 18px;transform:rotate(-3deg);opacity:.85;user-select:none}

/* ---------- forms ---------- */
.panel{border:1px solid var(--line);background:#fff;padding:30px}
.panel .field-label{margin-bottom:18px}
.f-row{margin-bottom:16px}
.f-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.f-grid .f-row{min-width:0}
.f-row label{display:block;font-size:12px;font-weight:600;letter-spacing:.04em;margin-bottom:6px}
.f-row .hint{font-weight:400;color:var(--steel)}
.f-row input,.f-row select,.f-row textarea{width:100%;border:1px solid var(--line);background:var(--paper);padding:11px 12px;font-family:var(--body);font-size:14px;color:var(--ink)}
.f-row textarea{resize:vertical;min-height:90px}
fieldset{border:none;border-top:1px solid var(--line);padding-top:20px;margin-top:8px;margin-bottom:14px}
fieldset legend{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--steel);padding-right:14px}
.radio-set{display:flex;gap:10px;flex-wrap:wrap}
.radio-set label{border:1px solid var(--line);background:var(--paper);padding:10px 16px;font-size:13.5px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:8px;margin:0}
.radio-set input{width:auto;accent-color:var(--green)}
.radio-set label:has(input:checked){border-color:var(--green);background:#EAF4EE;font-weight:600}
.form-ok{display:none;border:2px solid var(--green);background:#EAF4EE;padding:22px 24px;margin-top:18px}
.form-ok.show{display:block}
.form-ok .h{font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--green);font-weight:600}
.form-ok p{font-size:14px;color:var(--ink-2);margin-top:8px}

/* ---------- contact page ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;margin-top:40px}
.office{background:#fff;border:1px solid var(--line);padding:26px;margin-bottom:22px}
.office .oc{font-family:var(--mono);font-size:22px;font-weight:600;letter-spacing:.04em}
.office .oc small{font-size:11px;letter-spacing:.16em;color:var(--steel);display:block;font-weight:400;margin-top:4px;text-transform:uppercase}
.office dl{margin-top:16px;font-size:14px}
.office dt{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--steel);margin-top:12px}
.office dd{margin:2px 0 0;color:var(--ink-2)}
.office a{color:var(--green);font-weight:600;text-decoration:none}
.office a:hover{text-decoration:underline}
@media(max-width:820px){.contact-grid{grid-template-columns:1fr}}

/* FAQ */
details{border:1px solid var(--line);background:#fff;margin-bottom:10px}
details summary{cursor:pointer;padding:16px 20px;font-weight:600;font-size:15px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
details summary::after{content:"+";font-family:var(--mono);color:var(--green);font-size:18px;font-weight:600}
details[open] summary::after{content:"–"}
details .a{padding:0 20px 18px;font-size:14.5px;color:var(--ink-2)}

/* ---------- CTA band ---------- */
.cta-band{background:var(--ink);color:#fff}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{font-family:var(--display);font-weight:800;font-stretch:112%;font-size:clamp(24px,3.4vw,38px);text-transform:uppercase;line-height:1.1}
.cta-band p{color:#B9C6CF;margin-top:8px;font-size:15px}
.cta-band .cta-btn{background:var(--green)}
.cta-band .cta-btn:hover{background:#fff;color:var(--ink)}

/* ---------- footer ---------- */
footer{background:var(--ink);color:#8FA3B0;padding:40px 0;border-top:1px solid #2A415C}
footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-family:var(--mono);font-size:11px;letter-spacing:.08em}
footer .fl{color:#fff;font-family:var(--display);font-weight:800;font-size:15px;letter-spacing:.03em}
footer a{color:#B9C6CF;text-decoration:none}
footer a:hover{color:#fff}