/*
 * nav.css
 * Dr. Aprilia West — Navigation
 *
 * Covers: fixed nav bar, scroll-state transition,
 *         dropdown submenus, hamburger button,
 *         fullscreen mobile menu with expandable submenus.
 *
 * @package daw
 */

/* ─────────────────────────────────────────────
   NAV BAR
   ───────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 48px;
  transition: background 0.4s, padding 0.4s, box-shadow 0.4s;
}

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

.site-nav--dark {
  background: rgba(10, 9, 6, 0.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(184, 150, 90, 0.12);
}

.site-nav.scrolled {
  background: rgba(10, 9, 6, 0.96);
  backdrop-filter: blur(12px);
  padding: 16px 48px;
  box-shadow: 0 1px 0 rgba(184, 150, 90, 0.12);
}

/* ─────────────────────────────────────────────
   NAV LOGO
   ───────────────────────────────────────────── */
.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo img {
  height: 18px;
  width: auto;
  display: block;
}

/* ─────────────────────────────────────────────
   NAV LINKS — top-level list
   ───────────────────────────────────────────── */
.nav-links {
  display: flex;
  gap: 0;
  list-style: none;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav-links > li {
  position: relative;
  display: flex;
  align-items: center;
}

/* Top-level links */
.nav-links > li > a {
  font-family: var(--condensed);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 242, 236, 0.75);
  text-decoration: none;
  transition: color 0.25s;
  display: block;
  padding: 8px 18px;
  white-space: nowrap;
}

.nav-links > li > a:hover,
.nav-links > li > a.active,
.nav-links > li.current-menu-ancestor > a,
.nav-links > li.current-menu-item > a {
  color: var(--gold-light);
}

/* ─────────────────────────────────────────────
   DROPDOWN TOGGLE CHEVRON
   ───────────────────────────────────────────── */
.dropdown-toggle {
  background: none;
  border: none;
  padding: 0 8px 0 0;
  cursor: pointer;
  color: rgba(245, 242, 236, 0.5);
  display: inline-flex;
  align-items: center;
  vertical-align: middle;
  transition: color 0.25s, transform 0.3s;
  outline: none;
}

.dropdown-toggle:hover {
  color: var(--gold-light);
}

.nav-links > li.open > .dropdown-toggle,
.nav-links > li:hover > .dropdown-toggle {
  color: var(--gold-light);
  transform: rotate(180deg);
}

/* ─────────────────────────────────────────────
   DROPDOWN SUB-MENU — desktop
   ───────────────────────────────────────────── */
.nav-links .sub-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 220px;
  background: rgba(10, 9, 6, 0.97);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(184, 150, 90, 0.15);
  border-top: 2px solid var(--gold);
  list-style: none;
  padding: 8px 0;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
  pointer-events: none;
  z-index: 200;
}

/* Transparent bridge — covers the gap between the nav
   item and the dropdown so hover is uninterrupted */
.nav-links .sub-menu::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 16px;
}

/* Open via JS class */
.nav-links > li.open > .sub-menu,
.nav-links > li:hover > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-links .sub-menu li a {
  font-family: var(--condensed);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 242, 236, 0.65);
  text-decoration: none;
  display: block;
  padding: 12px 20px;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}

.nav-links .sub-menu li a:hover,
.nav-links .sub-menu li a.active,
.nav-links .sub-menu li.current-menu-item > a {
  color: var(--gold-light);
  background: rgba(184, 150, 90, 0.06);
}

/* ─────────────────────────────────────────────
   NAV CTA BUTTON
   ───────────────────────────────────────────── */
.nav-cta {
  font-family: var(--condensed);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 10px 24px;
  border: 1px solid var(--gold);
  color: var(--gold);
  text-decoration: none;
  background: rgba(184, 150, 90, 0.08);
  transition: background 0.25s, color 0.25s;
  flex-shrink: 0;
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--gold);
  color: var(--black);
}

/* ─────────────────────────────────────────────
   HAMBURGER BUTTON
   ───────────────────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
  outline: none;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--off-white);
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(4.5px, 4.5px);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(4.5px, -4.5px);
}

/* ─────────────────────────────────────────────
   FULLSCREEN MOBILE MENU
   ───────────────────────────────────────────── */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--black);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0;
  overflow-y: auto;
  padding: 60px 40px;
}

.mobile-menu.open {
  display: flex;
}

/* Mobile nav list — output by DAW_Mobile_Nav_Walker */
.mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  width: 100%;
  max-width: 400px;
}

/* Top-level items */
.mobile-nav-list > li > a,
.mobile-menu > a {
  font-family: var(--condensed);
  font-size: 26px;
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--off-white);
  text-decoration: none;
  transition: color 0.2s;
  padding: 14px 0;
  display: block;
  text-align: center;
}

.mobile-nav-list > li > a:hover,
.mobile-menu > a:hover {
  color: var(--gold-light);
}

/* Parent row — link + chevron side by side */
.mobile-parent-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.mobile-parent-row > a {
  font-family: var(--condensed);
  font-size: 26px;
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--off-white);
  text-decoration: none;
  transition: color 0.2s;
  padding: 14px 0;
  display: block;
}

.mobile-parent-row > a:hover { color: var(--gold-light); }

/* Chevron toggle button */
.mobile-dropdown-toggle {
  background: none;
  border: 1px solid rgba(184, 150, 90, 0.3);
  padding: 6px 8px;
  cursor: pointer;
  color: rgba(245, 242, 236, 0.5);
  display: flex;
  align-items: center;
  transition: color 0.2s, border-color 0.2s, transform 0.3s;
  outline: none;
  flex-shrink: 0;
}

.mobile-dropdown-toggle:hover {
  color: var(--gold-light);
  border-color: rgba(184, 150, 90, 0.6);
}

.mobile-item-has-children.open > .mobile-parent-row > .mobile-dropdown-toggle {
  transform: rotate(180deg);
  color: var(--gold);
  border-color: rgba(184, 150, 90, 0.6);
}

/* Mobile sub-menu — collapsed by default */
.mobile-sub-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  width: 100%;
  border-top: 1px solid rgba(184, 150, 90, 0.1);
}

.mobile-item-has-children.open > .mobile-sub-menu {
  max-height: 400px;
}

/* Sub-menu links */
.mobile-sub-link {
  font-family: var(--condensed);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 242, 236, 0.55);
  text-decoration: none;
  transition: color 0.2s;
  padding: 12px 0;
  display: block;
  text-align: center;
}

.mobile-sub-link:hover,
.mobile-sub-link.active {
  color: var(--gold-light);
}

/* CTA button in mobile menu */
.mobile-menu .nav-cta-mobile {
  font-family: var(--condensed);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 14px 36px;
  text-decoration: none;
  margin-top: 24px;
  transition: background 0.25s, color 0.25s;
  display: block;
  text-align: center;
}

.mobile-menu .nav-cta-mobile:hover {
  background: var(--gold);
  color: var(--black);
}

/* ─────────────────────────────────────────────
   RESPONSIVE
   ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .site-nav       { padding: 20px 32px; }
  .site-nav.scrolled { padding: 14px 32px; }
  .nav-links      { display: none; }
  .nav-cta        { display: none; }
  .hamburger      { display: flex; }
}

@media (max-width: 640px) {
  .site-nav         { padding: 18px 20px; }
  .site-nav.scrolled { padding: 14px 20px; }
  .mobile-menu      { padding: 60px 24px; }
}