/* ============================================================
   Sea Kargo — clean corporate maritime front-end
   Original design (2026). Blue-led palette from the brand logo.
   ============================================================ */
:root{
  --blue:#1577d4;          /* brand bright blue (primary) */
  --blue-600:#1166bd;
  --blue-700:#0d4f96;
  --blue-deep:#0a2f5c;     /* deep navy-blue for dark sections */
  --blue-tint:#eaf2fb;     /* light wash */
  --accent:#ec5a23;        /* logo orange-red — used sparingly */
  --ink:#14202e;
  --body:#3c4858;
  --steel:#6a7889;
  --line:#e3e9f0;
  --paper:#f6f9fc;
  --white:#fff;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 30px -12px rgba(10,47,92,.18);
  --shadow-lg:0 24px 60px -20px rgba(10,47,92,.30);
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Space Grotesk','Inter',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--body);
  background:var(--white);line-height:1.65;font-size:17px;
  -webkit-font-smoothing:antialiased;overflow-x:clip;
}
h1,h2,h3,h4{font-family:var(--display);color:var(--ink);line-height:1.12;font-weight:700;margin:0 0 .5em}
h1{font-size:clamp(2.2rem,5vw,3.9rem);letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem);letter-spacing:-.015em}
h3{font-size:1.28rem;letter-spacing:-.01em}
p{margin:0 0 1.1em}
a{color:var(--blue-600);text-decoration:none;transition:color .2s}
a:hover{color:var(--blue-700)}
img{max-width:100%;display:block}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{font-family:var(--font);font-weight:700;text-transform:uppercase;letter-spacing:.14em;
  font-size:.78rem;color:var(--blue);margin:0 0 .8rem;display:inline-flex;align-items:center;gap:.55rem}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--accent);display:inline-block}
.lead{font-size:1.15rem;color:var(--steel)}
.center{text-align:center}
.center .eyebrow{justify-content:center}
section{padding:clamp(56px,8vw,104px) 0}
.muted{color:var(--steel)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--font);font-weight:600;
  font-size:.98rem;padding:.85rem 1.6rem;border-radius:999px;border:2px solid transparent;
  cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s,background .2s,color .2s;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px -10px rgba(21,119,212,.7)}
.btn-primary:hover{background:var(--blue-600);color:#fff}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 22px -10px rgba(236,90,35,.7)}
.btn-accent:hover{color:#fff;filter:brightness(1.05)}
.btn-ghost{background:transparent;color:var(--blue-700);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue-700)}
.btn-light{background:#fff;color:var(--blue-700)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-outline-light:hover{background:#fff;color:var(--blue-700)}
.btn svg{width:18px;height:18px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 6px 24px -16px rgba(10,47,92,.4)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;height:74px}
.brand{display:flex;align-items:center;gap:.6rem;flex-shrink:0}
.brand img{height:40px;width:auto}
.nav-links{display:flex;align-items:center;gap:1.9rem;list-style:none;margin:0;padding:0}
.nav-links a{font-weight:500;color:var(--ink);font-size:.97rem;position:relative;padding:.3rem 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--blue);transition:width .28s var(--ease)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a.active{color:var(--blue-700)}
.nav-cta{display:flex;align-items:center;gap:.9rem}
.nav-phone{font-weight:600;color:var(--ink);font-size:.95rem;display:inline-flex;align-items:center;gap:.4rem}
.nav-phone svg{width:16px;height:16px;color:var(--blue)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;color:var(--ink)}
.nav-toggle svg{width:28px;height:28px}

/* ---------- hero ---------- */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;overflow:hidden;color:#fff;isolation:isolate}
.hero__bg{position:absolute;inset:0;z-index:-2;background:#0a2f5c}
.hero__bg img{width:100%;height:100%;object-fit:cover;opacity:.55;
  animation:kenburns 22s ease-in-out infinite alternate}
@keyframes kenburns{from{transform:scale(1.04) translate(0,0)}to{transform:scale(1.16) translate(-2%,-2%)}}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(110deg,rgba(8,38,72,.93) 0%,rgba(10,47,92,.78) 42%,rgba(21,119,212,.32) 100%)}
.hero__inner{padding:120px 0 150px;max-width:760px}
.hero h1{color:#fff}
.hero h1 .hl{color:#7dc0ff}
.hero__lead{font-size:1.22rem;color:#d6e6f7;max-width:560px;margin-bottom:2rem}
.hero__cta{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:2.6rem}
.hero__meta{display:flex;flex-wrap:wrap;gap:1.8rem;color:#bcd4ec;font-size:.92rem}
.hero__meta span{display:inline-flex;align-items:center;gap:.5rem}
.hero__meta svg{width:18px;height:18px;color:#7dc0ff}
/* smooth wave divider */
.wave{position:absolute;left:0;right:0;bottom:-1px;z-index:1;line-height:0}
.wave svg{width:100%;height:70px;display:block}

/* ---------- trust bar ---------- */
.trust{background:var(--white);border-bottom:1px solid var(--line)}
.trust .container{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1.5rem;padding-top:34px;padding-bottom:34px}
.trust-item{display:flex;align-items:center;gap:.85rem;font-weight:600;color:var(--ink);font-size:.97rem}
.trust-item svg{width:26px;height:26px;color:var(--blue);flex-shrink:0}

/* ---------- generic grid ---------- */
.grid{display:grid;gap:26px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.section-head{max-width:640px;margin:0 0 48px}
.section-head.center{margin-left:auto;margin-right:auto}

/* ---------- service cards ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 30px;
  transition:transform .3s var(--ease),box-shadow .3s,border-color .3s;height:100%}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.card .num{font-family:var(--display);font-weight:700;font-size:.85rem;color:var(--blue);opacity:.55;letter-spacing:.05em}
.card .icon{width:52px;height:52px;border-radius:12px;background:var(--blue-tint);color:var(--blue);
  display:grid;place-items:center;margin:6px 0 18px}
.card .icon svg{width:27px;height:27px}
.card h3{margin-bottom:.5rem}
.card p{font-size:.98rem;margin-bottom:1rem}
.card ul{list-style:none;margin:0;padding:0}
.card ul li{position:relative;padding-left:1.5rem;font-size:.92rem;color:var(--steel);margin-bottom:.4rem}
.card ul li::before{content:"";position:absolute;left:0;top:.55em;width:8px;height:8px;border-radius:50%;
  background:var(--blue);box-shadow:0 0 0 3px var(--blue-tint)}

/* ---------- journey steps ---------- */
.grid-4{grid-template-columns:repeat(4,1fr)}
.journey{position:relative}
.journey::before{content:"";position:absolute;top:26px;left:12%;right:12%;height:2px;
  background:repeating-linear-gradient(90deg,var(--blue) 0 10px,transparent 10px 20px);opacity:.35;z-index:0}
.jstep{position:relative;z-index:1;text-align:center;padding:0 8px}
.jnum{width:54px;height:54px;border-radius:50%;background:var(--blue);color:#fff;font-family:var(--display);
  font-weight:700;font-size:1.25rem;display:grid;place-items:center;margin:0 auto 18px;
  box-shadow:0 0 0 7px var(--white),0 10px 22px -10px rgba(21,119,212,.8)}
.jstep h3{font-size:1.1rem;margin-bottom:.35rem}
.jstep p{font-size:.94rem;color:var(--steel);margin:0}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr);gap:34px 20px}.journey::before{display:none}}
@media(max-width:560px){.grid-4{grid-template-columns:1fr}}

/* ---------- split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split__media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);position:relative}
.split__media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split--alt{background:var(--paper)}
.feat-list{list-style:none;margin:1.4rem 0 0;padding:0;display:grid;gap:1rem}
.feat-list li{display:flex;gap:.9rem;align-items:flex-start}
.feat-list svg{width:24px;height:24px;color:var(--blue);flex-shrink:0;margin-top:2px}
.feat-list b{color:var(--ink);font-family:var(--display)}

/* ---------- stats ---------- */
.stats{background:var(--blue-deep);color:#fff;position:relative;overflow:hidden}
.stats::before{content:"";position:absolute;inset:0;
  background:radial-gradient(900px 400px at 85% -10%,rgba(21,119,212,.45),transparent 60%)}
.stats .container{position:relative}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;text-align:center}
.stat .n{font-family:var(--display);font-weight:700;font-size:clamp(2.4rem,5vw,3.3rem);color:#fff;line-height:1}
.stat .l{color:#9fc1e4;font-size:.92rem;margin-top:.4rem;letter-spacing:.02em}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--blue-700),var(--blue));color:#fff;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:#d8e9fb;max-width:560px;margin:0 auto 1.8rem}
.cta-band .btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* ---------- page hero (interior) ---------- */
.page-hero{background:var(--blue-deep);color:#fff;position:relative;overflow:hidden;padding:90px 0 70px}
.page-hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(800px 360px at 90% 0,rgba(21,119,212,.5),transparent 60%)}
.page-hero .container{position:relative}
.page-hero h1{color:#fff;margin-bottom:.4rem}
.page-hero p{color:#bcd4ec;max-width:620px;margin:0}
.crumbs{font-size:.85rem;color:#8fb2d6;margin-bottom:1rem}
.crumbs a{color:#bcd4ec}

/* ---------- forms ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(26px,4vw,44px);box-shadow:var(--shadow)}
.field{margin-bottom:20px}
.field label{display:block;font-weight:600;color:var(--ink);font-size:.93rem;margin-bottom:.45rem}
.field .req{color:var(--accent)}
.field input:not([type=checkbox]):not([type=radio]),.field textarea,.field select{width:100%;font:inherit;font-size:.97rem;color:var(--ink);
  padding:.8rem 1rem;border:1.5px solid var(--line);border-radius:var(--radius-sm);background:#fcfdfe;transition:border-color .2s,box-shadow .2s}
.check input,.accept input{width:auto;flex-shrink:0;margin:0}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(21,119,212,.12);background:#fff}
.field textarea{resize:vertical;min-height:120px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.checks{display:flex;flex-wrap:wrap;gap:.7rem}
.check{display:inline-flex;align-items:center;gap:.5rem;border:1.5px solid var(--line);border-radius:999px;
  padding:.5rem 1rem;font-size:.9rem;cursor:pointer;transition:.2s}
.check input{accent-color:var(--blue)}
.check:has(input:checked){border-color:var(--blue);background:var(--blue-tint);color:var(--blue-700)}
.accept{display:flex;gap:.6rem;align-items:flex-start;font-size:.9rem;color:var(--steel)}
.accept input{margin-top:4px;accent-color:var(--blue)}
.form-note{font-size:.85rem;color:var(--steel);margin-top:1rem}

/* ---------- contact info ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.info-block{margin-bottom:1.6rem}
.info-block h4{font-family:var(--display);font-size:1rem;color:var(--ink);margin-bottom:.4rem}
.email-list{list-style:none;margin:0;padding:0;display:grid;gap:.4rem}
.email-list li{display:flex;justify-content:space-between;gap:1rem;border-bottom:1px dashed var(--line);padding:.45rem 0;font-size:.94rem}
.email-list .lab{color:var(--steel)}

/* ---------- footer ---------- */
.site-footer{background:var(--blue-deep);color:#b9cee4;padding:70px 0 28px;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:46px}
.site-footer h5{font-family:var(--display);color:#fff;font-size:1rem;margin:0 0 1.1rem;font-weight:600}
.site-footer .flogo{height:40px;margin-bottom:1.1rem;filter:brightness(0) invert(1);opacity:.95}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.site-footer a{color:#b9cee4}
.site-footer a:hover{color:#fff}
.footer-about{max-width:300px;color:#9fb8d4}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;
  justify-content:space-between;flex-wrap:wrap;gap:1rem;font-size:.86rem;color:#8aa6c6}
.footer-bottom a{color:#8aa6c6}

/* ---------- scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .grid-3,.stats-grid{grid-template-columns:repeat(2,1fr)}
  .split,.contact-grid{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .nav-links,.nav-phone{display:none}
  .nav-toggle{display:block}
  .nav.open .nav-links{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;
    background:#fff;padding:18px 24px;gap:1rem;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .hero__inner{padding:80px 0 120px}
}
@media(max-width:560px){
  .grid-3,.grid-2,.stats-grid,.form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  body{font-size:16px}
  .hero{min-height:auto}
}
@media(prefers-reduced-motion:reduce){
  .hero__bg img{animation:none}
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}