/* ══════════════════════════════════════════
   NAVIGATION — Nav fixe, hamburger, footer
   ══════════════════════════════════════════ */

nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 6vw;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(12px);
  border-bottom: none;
}

.logo { display: flex; align-items: center; gap: .7rem; text-decoration: none; }
.nav-logo-img { height: 28px; width: auto; display: block; }

.nav-links { display: flex; align-items: center; gap: .15rem; list-style: none; }
.nav-links a {
  font-size: .73rem; font-weight: 600; letter-spacing: .07em; text-transform: uppercase;
  color: var(--c2); text-decoration: none;
  padding: .42rem .82rem; border-radius: var(--radius);
  opacity: .58; transition: opacity .2s, color .2s, background .2s;
}
.nav-links a:hover       { opacity: 1; color: var(--c2); background: var(--zv-light); }
.nav-links a.active-page { opacity: 1; color: var(--c2); }
.nav-cta       { background: var(--c3) !important; color: var(--zv-white) !important; opacity: 1 !important; }
.nav-cta:hover { background: var(--c3d) !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--c2); border-radius: 2px; transition: all .3s; }

footer {
  background: var(--c2);
  padding: 2.5rem var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1.5rem;
}
.footer-logo { display: flex; align-items: center; text-decoration: none; }
.footer-logo-img { height: 48px; width: auto; display: block; }
.footer-links { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.footer-links a {
  font-size: .68rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: rgba(255,255,255,.28); text-decoration: none; transition: color .2s;
}
.footer-links a:hover { color: rgba(255,255,255,.7); }
.footer-copy { font-size: .68rem; color: rgba(255,255,255,.2); }

@media (max-width: 960px) {
  .nav-links {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--zv-white);
    flex-direction: column;
    padding: 1.5rem 6vw; gap: .5rem;
    border-bottom: 1px solid rgba(65,65,66,.08);
  }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
}