.site-header {
  color: var(--bd-ink);
  inset: 0 0 auto;
  position: fixed;
  z-index: 100;
  transition: background 220ms var(--ease), border-color 220ms var(--ease), backdrop-filter 220ms var(--ease);
}
.site-header.scrolled,
body:not(.home) .site-header {
  background: rgba(244, 242, 237, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--bd-line);
}
.nav-container {
  align-items: center;
  display: flex;
  justify-content: space-between;
  min-height: 5.4rem;
  width: var(--container);
  margin-inline: auto;
}
.nav-logo,
.footer-logo {
  font-size: clamp(1.22rem, 1rem + 0.55vw, 1.62rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  text-decoration: none;
}
.nav-panel { align-items: center; display: flex; gap: 1.35rem; }
.nav-menu {
  align-items: center;
  display: flex;
  gap: clamp(1.25rem, 2.2vw, 2.75rem);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-menu a {
  color: var(--bd-ink-soft);
  font-size: 1rem;
  font-weight: 800;
  text-decoration: none;
}
.nav-menu a:hover { color: var(--bd-ink); }
.nav-cta { min-height: 3.15rem; padding: 0.88rem 1.4rem; font-size: 0.98rem; }
.nav-toggle {
  align-items: center;
  background: var(--bd-ink);
  border: 0;
  border-radius: 999px;
  display: none;
  flex-direction: column;
  gap: 0.32rem;
  height: 3.05rem;
  justify-content: center;
  padding: 0;
  width: 3.05rem;
}
.nav-toggle span {
  background: var(--bd-surface);
  display: block;
  height: 2px;
  transition: transform 180ms var(--ease);
  width: 1rem;
}
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

.site-footer {
  background: var(--bd-dark);
  color: var(--bd-surface);
  padding-block: clamp(5rem, 7vw, 8rem) var(--space-lg);
}
.footer-grid {
  display: grid;
  gap: clamp(2rem, 4vw, 5rem);
}
.footer-brand { display: grid; gap: 0.9rem; }
.footer-brand strong { color: var(--bd-accent); font-size: clamp(1.15rem, 1vw + 0.9rem, 1.6rem); letter-spacing: -0.04em; }
.footer-brand p,
.footer-contact p,
.footer-bottom {
  color: rgba(255,255,255,0.62);
}
.footer-grid h2 {
  color: var(--bd-surface);
  font-size: 0.9rem;
  letter-spacing: 0.14em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}
.footer-grid nav,
.footer-contact {
  display: grid;
  gap: 0.8rem;
}
.footer-grid a {
  color: var(--bd-surface);
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
}
.footer-grid a:hover { color: var(--bd-accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.14);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  font-size: 1rem;
}

@media (max-width: 899px) {
  .nav-toggle { display: flex; }
  .nav-panel {
    background: var(--bd-dark);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    color: var(--bd-surface);
    display: none;
    gap: 1.25rem;
    left: 0;
    padding: 1rem max(1.25rem, 4vw) 1.5rem;
    position: absolute;
    right: 0;
    top: 5.4rem;
  }
  .nav-panel.is-open { display: grid; }
  .nav-menu { align-items: stretch; display: grid; gap: 0; }
  .nav-menu a {
    border-bottom: 1px solid rgba(255,255,255,0.12);
    color: var(--bd-surface);
    display: block;
    font-size: 1.35rem;
    padding: 0.95rem 0;
  }
  .nav-cta { width: 100%; }
}

@media (min-width: 900px) {
  .footer-grid { grid-template-columns: 1.5fr repeat(3, 1fr); }
}

/* BRANDDRIFT Theme v1.0 - nav.css */