/* ─── Navigation ──────────────────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background var(--transition), box-shadow var(--transition);
}

.site-nav.transparent {
  background: transparent;
}

.site-nav.scrolled {
  background: var(--color-primary-dark);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.nav-logo-icon {
  width: 40px; height: 40px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.nav-logo-icon svg { width: 22px; height: 22px; stroke: white; fill: none; }

.nav-logo-text {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.02em;
  line-height: 1.1;
}
.nav-logo-text span {
  display: block;
  font-size: var(--text-xs);
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  letter-spacing: 0.02em;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-white);
  background: rgba(255,255,255,0.12);
}

.nav-cta {
  background: var(--color-accent) !important;
  color: var(--color-white) !important;
  padding: var(--space-2) var(--space-5) !important;
}
.nav-cta:hover {
  background: var(--color-accent-dark) !important;
}

/* ─── Hamburger ───────────────────────────────────────────────────────── */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── Footer ─────────────────────────────────────────────────────────── */
.site-footer {
  background: #111827;
  color: rgba(255,255,255,0.7);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer-brand .nav-logo { margin-bottom: var(--space-4); }
.footer-brand p { font-size: var(--text-sm); line-height: 1.7; max-width: 280px; }

.footer-col h4 {
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.footer-col ul { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-col a {
  color: rgba(255,255,255,0.6);
  font-size: var(--text-sm);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--color-accent); }
.footer-col address { font-style: normal; font-size: var(--text-sm); line-height: 1.7; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}

.social-links { display: flex; gap: var(--space-3); }
.social-links a {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: all var(--transition);
}
.social-links a:hover { background: var(--color-accent); color: white; }
.social-links svg { width: 16px; height: 16px; }

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1/-1; }
}

@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: fixed; top: var(--nav-height); left: 0; right: 0; background: var(--color-primary-dark); padding: var(--space-4); border-top: 1px solid rgba(255,255,255,0.1); gap: var(--space-1); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); }
  .nav-toggle { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-3); text-align: center; }
}