/* TitleShield Navigation */

/* ── Skip link ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  background: var(--color-navy);
  color: #fff;
  padding: 8px 16px;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  z-index: 10000;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* ── Main nav ── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(250,248,244,0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-nav);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background 300ms ease, box-shadow 300ms ease;
}
.site-nav.scrolled {
  background: rgba(250,248,244,0.99);
  box-shadow: 0 2px 12px rgba(27,58,107,0.12);
}

.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-5);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo svg { height: 36px; width: auto; }
.nav-logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-navy);
  letter-spacing: -0.01em;
}

/* Primary nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav-link {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-charcoal);
  text-decoration: none;
  position: relative;
  padding: 4px 0;
  white-space: nowrap;
  transition: color var(--transition-fast);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width var(--transition-mid);
}
.nav-link:hover { color: var(--color-navy); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-link.active { color: var(--color-navy); }

/* Secondary nav */
.nav-secondary {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.nav-link-sm {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-grey-mid);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.nav-link-sm:hover { color: var(--color-navy); }

/* Nav actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-md);
  color: var(--color-navy);
  transition: background var(--transition-fast);
}
.nav-hamburger:hover { background: var(--color-stone); }
.nav-hamburger:focus-visible {
  outline: 2px solid var(--color-navy);
  outline-offset: 2px;
}

.hamburger-icon {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 22px;
}
.hamburger-icon span {
  display: block;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: all 300ms ease;
  transform-origin: center;
}
.nav-hamburger.open .hamburger-icon span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger.open .hamburger-icon span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-hamburger.open .hamburger-icon span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile overlay */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(380px, 100vw);
  background: var(--color-navy);
  z-index: 999;
  padding: var(--space-8) var(--space-5) var(--space-5);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 350ms cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}
.mobile-menu.open {
  transform: translateX(0);
  box-shadow: -8px 0 40px rgba(0,0,0,0.2);
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 350ms ease;
}
.mobile-menu-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.mobile-nav-link {
  font-size: 20px;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  padding: var(--space-2) 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mobile-nav-link:hover {
  color: var(--color-gold);
  padding-left: var(--space-2);
}
.mobile-nav-link.active { color: var(--color-gold); }

.mobile-nav-divider {
  height: 1px;
  background: rgba(255,255,255,0.15);
  margin: var(--space-3) 0;
}

.mobile-nav-secondary {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.mobile-nav-link-sm {
  font-size: 15px;
  font-weight: 400;
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  padding: 8px 0;
  transition: color var(--transition-fast);
}
.mobile-nav-link-sm:hover { color: rgba(255,255,255,0.85); }

.mobile-nav-cta {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255,255,255,0.15);
}

/* ── Responsive breakpoints ── */
@media (max-width: 1024px) {
  .nav-secondary { display: none; }
  .nav-links { gap: var(--space-4); }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-actions .btn { display: none; }
}
@media (max-width: 480px) {
  .nav-logo-text { display: none; }
}