/* layout.css — header, nav, footer, grid regions */

.site-header{
  background:var(--bg-dark);
  color:var(--text-on-dark);
  border-bottom:3px solid var(--accent);
}

.site-header .container{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:0.75rem;
  padding-top:1rem;
  padding-bottom:1rem;
}

.brand{
  font-family:var(--font-head);
  font-weight:700;
  font-size:1.4rem;
  color:var(--text-on-dark);
  text-decoration:none;
  display:flex;
  align-items:center;
  gap:0.5rem;
}
.brand:hover{color:var(--accent);}

.brand-mark{width:28px;height:28px;flex:none;}

.main-nav ul{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:0.25rem 1rem;
  margin:0;
  padding:0;
}

.main-nav a{
  color:var(--text-on-dark);
  text-decoration:none;
  font-size:0.95rem;
  font-weight:600;
  padding:0.35em 0.2em;
  border-bottom:2px solid transparent;
}
.main-nav a:hover,.main-nav a[aria-current="page"]{
  color:var(--accent);
  border-bottom-color:var(--accent);
}

main{min-height:60vh;}

.hero{
  background:var(--bg-dark);
  color:var(--text-on-dark);
  padding:2.5rem 0 3rem;
}
.hero p{color:var(--text-on-dark);}
.hero .lede{font-size:1.15rem;max-width:48rem;}

.section{padding:2.25rem 0;}
.section--surface{background:var(--surface);color:var(--text-on-dark);}
.section--surface h2,.section--surface h3{color:var(--text-on-dark);}
.section--surface a{color:var(--accent);}

article.page{padding:2rem 0 3rem;}

.breadcrumbs{
  font-size:0.85rem;
  padding:0.75rem 0;
  color:#4b5563;
}
.breadcrumbs ol{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:0.35rem;
  margin:0;padding:0;
}
.breadcrumbs li:not(:last-child)::after{content:"›";margin-left:0.35rem;color:#94a3b8;}

.site-footer{
  background:var(--bg-dark);
  color:var(--text-on-dark);
  padding:2.5rem 0 1.5rem;
  margin-top:3rem;
}
.site-footer a{color:var(--text-on-dark);}
.site-footer a:hover{color:var(--accent);}

.footer-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:1.5rem;
  padding-bottom:1.5rem;
  border-bottom:1px solid rgba(237,241,247,0.2);
}

.footer-grid h2{
  color:var(--text-on-dark);
  font-size:0.85rem;
  text-transform:uppercase;
  letter-spacing:0.05em;
  margin-top:0;
}

.footer-grid ul{list-style:none;margin:0;padding:0;}
.footer-grid li{margin-bottom:0.4em;}

.footer-bottom{
  padding-top:1.25rem;
  font-size:0.85rem;
  color:#c3cede;
}

.grid-2{display:grid;gap:1.5rem;grid-template-columns:1fr;}
@media(min-width:760px){.grid-2{grid-template-columns:1fr 1fr;}}

.grid-3{display:grid;gap:1.25rem;grid-template-columns:1fr;}
@media(min-width:640px){.grid-3{grid-template-columns:1fr 1fr;}}
@media(min-width:960px){.grid-3{grid-template-columns:repeat(3,1fr);}}

@media(max-width:600px){
  .site-header .container{flex-direction:column;align-items:flex-start;}
}