/* ============================================================
   MUNDIAL TRADE LTDA — design tokens
   ============================================================ */
:root{
  --navy-900:#0A1B33;
  --navy-800:#0F2545;
  --navy-700:#1B3A66;
  --navy-600:#2C4E7C;
  --gold-600:#A87A24;
  --gold-500:#C89A3E;
  --gold-400:#DAB763;
  --gold-300:#E9CE8F;
  --paper:#F5F6F8;
  --panel:#FFFFFF;
  --line:#E1E4EA;
  --ink:#101826;
  --ink-soft:#4C5568;
  --ink-faint:#8792A3;

  --font-head:"Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --container:1180px;
  --radius-s:6px;
  --radius-m:10px;
  --shadow-card:0 1px 2px rgba(10,27,51,.06), 0 8px 24px -12px rgba(10,27,51,.18);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{
  font-family:var(--font-head);
  color:var(--navy-900);
  margin:0 0 .5em;
  font-weight:600;
  letter-spacing:-.01em;
  line-height:1.15;
}
p{margin:0 0 1em;color:var(--ink-soft);max-width:64ch;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}
:focus-visible{
  outline:2px solid var(--gold-500);
  outline-offset:3px;
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important;}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.55em;
  padding:.85em 1.7em;
  border-radius:999px;
  font-weight:600;
  font-size:.95rem;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background-color .18s ease, color .18s ease, border-color .18s ease;
}
.btn-gold{
  background:linear-gradient(180deg,var(--gold-400),var(--gold-600));
  color:var(--navy-900);
}
.btn-gold:hover{transform:translateY(-2px); box-shadow:0 10px 24px -8px rgba(200,154,62,.55);}
.btn-outline{
  background:transparent;
  border-color:rgba(255,255,255,.35);
  color:#fff;
}
.btn-outline:hover{border-color:var(--gold-400); color:var(--gold-300);}
.btn-outline-dark{
  background:transparent;
  border-color:var(--navy-700);
  color:var(--navy-800);
}
.btn-outline-dark:hover{background:var(--navy-900); color:#fff; border-color:var(--navy-900);}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
}
/* backdrop-filter lives on a pseudo-element, not the header itself,
   so the header never becomes a CSS containing block for the fixed
   mobile menu below (a filter on an ancestor traps position:fixed) */
.site-header::before{
  content:"";
  position:absolute; inset:0;
  background:rgba(245,246,248,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  z-index:-1;
}
.nav{position:relative;}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.brand img{height:44px; width:44px; border-radius:50%;}
.brand-text{display:flex; flex-direction:column; line-height:1.1;}
.brand-text strong{
  font-family:var(--font-head);
  font-size:1.12rem;
  color:var(--navy-900);
  font-weight:600;
}
.brand-text span{
  font-size:.66rem;
  color:var(--gold-600);
  font-weight:700;
  letter-spacing:.14em;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:36px;
}
.nav-links a{
  font-size:.92rem;
  font-weight:500;
  color:var(--ink-soft);
  position:relative;
  padding:6px 0;
  transition:color .15s ease;
}
.nav-links a::after{
  content:"";
  position:absolute; left:0; right:100%; bottom:0;
  height:2px; background:var(--gold-500);
  transition:right .22s ease;
}
.nav-links a:hover{color:var(--navy-900);}
.nav-links a:hover::after,
.nav-links a.active::after{right:0;}
.nav-links a.active{color:var(--navy-900); font-weight:600;}
.nav-cta{display:flex; align-items:center; gap:18px;}
.nav-cta .btn{padding:.65em 1.4em; font-size:.86rem;}
.nav-toggle{
  display:none;
  background:none; border:none; cursor:pointer;
  width:40px; height:40px;
  flex-direction:column; align-items:center; justify-content:center; gap:5px;
}
.nav-toggle span{width:22px; height:2px; background:var(--navy-900); transition:transform .25s ease, opacity .25s ease;}

@media (max-width:920px){
  .nav-links{
    position:fixed; inset:70px 0 0 0;
    z-index:99;
    background:var(--paper);
    flex-direction:column;
    align-items:flex-start;
    padding:32px 28px;
    gap:22px;
    transform:translateY(-8px);
    opacity:0;
    pointer-events:none;
    transition:opacity .2s ease, transform .2s ease;
  }
  .nav-links.open{opacity:1; transform:translateY(0); pointer-events:auto;}
  .nav-links a{font-size:1.1rem;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;}
}

/* ---------- page hero (interior pages) ---------- */
.page-hero{
  background:var(--navy-900);
  color:#fff;
  padding:64px 0 56px;
  position:relative;
  overflow:hidden;
}
.page-hero .eyebrow{color:var(--gold-400);}
.page-hero h1{color:#fff; max-width:18ch;}
.page-hero p{color:#C7CEDB; max-width:56ch;}
.breadcrumb{
  font-size:.82rem;
  color:#8FA0BE;
  margin-bottom:18px;
}
.breadcrumb strong{color:var(--gold-400); font-weight:600;}

/* ---------- eyebrow / section heads ---------- */
.eyebrow{
  color:var(--gold-600);
  font-weight:700;
  font-size:.82rem;
  margin-bottom:12px;
  display:block;
}
.section{padding:88px 0;}
.section-head{max-width:640px; margin-bottom:48px;}
.section-alt{background:var(--panel); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.section-navy{background:var(--navy-900); color:#fff;}
.section-navy h2, .section-navy h3{color:#fff;}
.section-navy p{color:#B9C3D6;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--navy-900);
  color:#B9C3D6;
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .brand-text strong{color:#fff;}
.footer-grid p{color:#8FA0BE; font-size:.92rem;}
.footer-col h4{color:#fff; font-size:.86rem; letter-spacing:.06em; margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:#B9C3D6; font-size:.92rem; transition:color .15s ease;}
.footer-col a:hover{color:var(--gold-400);}
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding-top:24px; font-size:.82rem; color:#7385A6;
  flex-wrap:wrap; gap:12px;
}
@media (max-width:820px){
  .footer-grid{grid-template-columns:1fr 1fr; row-gap:32px;}
}
@media (max-width:560px){
  .footer-grid{grid-template-columns:1fr;}
}