/* ============================================================
   WOW THEME — NAVIGATION
   Sticky top nav, dropdowns, mobile hamburger
   ============================================================ */

/* ----------------------------------------------------------
   NAV WRAPPER
---------------------------------------------------------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  height: var(--nav-height);
  background: var(--color-white);
  box-shadow: var(--shadow-nav);
  transition: box-shadow var(--transition-base);
}

.site-nav.scrolled {
  box-shadow: 0 4px 24px rgba(4, 42, 93, 0.12);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

/* ----------------------------------------------------------
   LOGO
---------------------------------------------------------- */
.site-nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.site-nav__logo img {
  height: 96px;
  width: auto;
}

/* ----------------------------------------------------------
   NAV MENU — DESKTOP
---------------------------------------------------------- */
.site-nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.site-nav__item {
  position: relative;
}

.site-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-primary);
  font-weight: 700;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--text-base);
  color: var(--color-navy);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast),
              background var(--transition-fast);
}

.site-nav__link:hover {
  color: var(--color-navy);
  background: var(--color-navy-20);
}

/* Dropdown arrow */
.site-nav__link .arrow {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--transition-fast);
  opacity: 0.7;
}

.site-nav__item:hover .arrow,
.site-nav__item:focus-within .arrow,
.site-nav__item.is-open .arrow {
  transform: rotate(-135deg) translateY(-2px);
}

/* ----------------------------------------------------------
   DROPDOWN
---------------------------------------------------------- */
.site-nav__dropdown {
  position: absolute;
  top: calc(100% + var(--space-1));
  left: 0;
  min-width: 200px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card-hover);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition-base),
              transform var(--transition-base),
              visibility var(--transition-base);
  pointer-events: none;
  /* Invisible buffer so mouse can travel from link to dropdown */
  margin-top: -4px;
  padding-top: calc(var(--space-2) + 4px);
  z-index: 200;
}

/* Invisible hit-area bridge above the dropdown */
.site-nav__dropdown::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 12px;
}

.site-nav__item:hover .site-nav__dropdown,
.site-nav__item:focus-within .site-nav__dropdown,
.site-nav__item.is-open .site-nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: all;
}

.site-nav__dropdown-link {
  display: block;
  font-family: var(--font-primary);
  font-weight: 600;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--text-xs);
  color: var(--color-navy);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.site-nav__dropdown-link:hover {
  background: var(--color-navy-20);
}

/* ----------------------------------------------------------
   CONTACT BUTTON
---------------------------------------------------------- */
.site-nav__cta {
  margin-left: var(--space-4);
}

/* Override nav link color inheritance so Start Here button text is always visible */
.site-nav__link.btn.btn-gradient {
  color: var(--color-white) !important;
  font-size: var(--text-base) !important;
  padding: var(--space-3) var(--space-8) !important;
  margin-left: var(--space-4);
}

.site-nav__link.btn.btn-gradient:hover {
  color: var(--color-white) !important;
}

/* ----------------------------------------------------------
   HAMBURGER — MOBILE TOGGLE
---------------------------------------------------------- */
.site-nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: var(--space-1);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.site-nav__hamburger:hover {
  background: var(--color-navy-20);
}

.site-nav__hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: transform var(--transition-base),
              opacity var(--transition-base);
}

/* Hamburger open state */
.site-nav__hamburger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.site-nav__hamburger.is-open span:nth-child(2) {
  opacity: 0;
}
.site-nav__hamburger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ----------------------------------------------------------
   MOBILE DRAWER
---------------------------------------------------------- */
.site-nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-white);
  overflow-y: auto;
  padding: var(--space-6);
  z-index: calc(var(--z-nav) - 1);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}

.site-nav__mobile.is-open {
  transform: translateX(0);
}

.site-nav__mobile-link {
  display: block;
  font-family: var(--font-primary);
  font-weight: 800;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--text-xl);
  color: var(--color-navy);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-navy-20);
}

.site-nav__mobile-sub {
  padding-left: var(--space-4);
}

.site-nav__mobile-sub-link {
  display: block;
  font-family: var(--font-primary);
  font-weight: 600;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--text-base);
  color: var(--color-navy-60);
  padding: var(--space-3) 0;
}

/* ----------------------------------------------------------
   RESPONSIVE
---------------------------------------------------------- */
@media (max-width: 900px) {
  .site-nav__menu,
  .site-nav__cta {
    display: none;
  }

  .site-nav__hamburger,
  .site-nav__mobile {
    display: flex;
  }

  .site-nav__mobile {
    display: block;
  }
}