/* ============================================================
   AERO Lifts — Navigation
   ============================================================ */

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 60px;
  background: transparent;
  transition: background .4s;
}

nav.scrolled {
  background: rgba(8, 8, 8, 0.97);
  border-bottom: 1px solid rgba(255, 77, 0, 0.15);
}

/* ── Logo ── */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-mark {
  width: 44px;
  height: 44px;
  position: relative;
  flex-shrink: 0;
}

.logo-mark svg {
  width: 100%;
  height: 100%;
}

.nav-logo-img {
  height: 56px;
  width: auto;
  object-fit: contain;
  display: block;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: 4px;
  color: var(--white);
  line-height: 1;
}

.logo-sub {
  font-family: var(--font-label);
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--silver);
  text-transform: uppercase;
  display: block;
  margin-top: -4px;
}

/* ── Links ── */
.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  list-style: none;
}

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

.nav-links a {
  color: var(--silver);
  text-decoration: none;
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: color .3s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--orange);
  transform: scaleX(0);
  transition: transform .3s;
}

.nav-links a:hover {
  color: var(--white);
}

.nav-links a:hover::after {
  transform: scaleX(1);
}

/* ── Dropdown wrapper ── */
.nav-dropdown-wrap {
  position: relative;
}

/* Invisible bridge prevents hover loss when cursor moves to dropdown */
.nav-dropdown-wrap::after {
  content: '';
  position: absolute;
  top: 100%;
  left: -20px;
  right: -20px;
  height: 20px;
}

/* ── Dropdown trigger ── */
.nav-dropdown-trigger {
  display: flex !important;
  align-items: center;
  gap: 6px;
}

/* ── Chevron icon ── */
.nav-chevron {
  width: 10px;
  height: 6px;
  transition: transform 0.3s var(--ease-smooth);
  flex-shrink: 0;
  opacity: 0.6;
  margin-top: 1px;
}

.nav-dropdown-wrap:hover .nav-chevron,
.nav-dropdown-wrap.open .nav-chevron {
  transform: rotate(180deg);
  opacity: 1;
}

/* ── Dropdown panel ── */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 20px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 240px;
  background: rgba(10, 10, 10, 0.98);
  border: 1px solid rgba(255, 77, 0, 0.15);
  border-top: 2px solid var(--orange);
  list-style: none;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 77, 0, 0.04);
}

.nav-dropdown-wrap:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

/* ── Dropdown items ── */
.nav-dropdown li {
  position: relative;
}

.nav-dropdown a {
  display: flex;
  align-items: center;
  padding: 13px 20px 13px 22px;
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--silver);
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease, padding-left 0.2s ease;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  position: relative;
}

.nav-dropdown li:last-child a {
  border-bottom: none;
}

/* Left accent bar on hover */
.nav-dropdown a::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--orange);
  transform: scaleY(0);
  transition: transform 0.2s ease;
  transform-origin: bottom;
}

.nav-dropdown a:hover,
.nav-dropdown a:focus {
  color: var(--white);
  background: rgba(255, 77, 0, 0.05);
  padding-left: 28px;
  outline: none;
}

.nav-dropdown a:hover::before,
.nav-dropdown a:focus::before {
  transform: scaleY(1);
}

/* Designer's Series — gold accent */
.nav-dropdown li:last-child a:hover,
.nav-dropdown li:last-child a:focus {
  color: var(--gold);
}

.nav-dropdown li:last-child a::before {
  background: var(--gold);
}

/* ── Hamburger button ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
  position: relative;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--white);
  transition: transform 0.3s var(--ease-smooth), opacity 0.2s ease;
  transform-origin: center;
}

/* Hamburger → X */
nav.menu-open .nav-hamburger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
nav.menu-open .nav-hamburger span:nth-child(2) { opacity: 0; transform: scaleX(0); }
nav.menu-open .nav-hamburger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── CTA button in nav ── */
.nav-cta {
  background: var(--orange);
  color: var(--black) !important;
  padding: 10px 24px;
  font-weight: 600 !important;
  letter-spacing: 1px !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--orange-dim) !important;
}

/* ══════════════════════════════════════════
   MOBILE NAV — ≤1024px
══════════════════════════════════════════ */
@media (max-width: 1024px) {

  .nav-hamburger {
    display: flex;
  }

  /* Full-screen overlay */
  .nav-links {
    position: fixed;
    inset: 0;
    background: rgba(8, 8, 8, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 80px clamp(24px, 8vw, 60px);
    gap: 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s;
    z-index: 1000;
    border-top: 1px solid rgba(255, 77, 0, 0.12);
    display: flex !important; /* override animations-responsive.css display:none */
  }

  nav.menu-open .nav-links {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
  }

  /* Mobile nav items */
  .nav-links > li {
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .nav-links > li:last-child {
    border-bottom: none;
  }

  .nav-links > li > a:not(.nav-cta) {
    font-family: var(--font-display);
    font-size: clamp(28px, 7vw, 40px);
    letter-spacing: 3px;
    color: var(--silver);
    padding: 16px 0;
    display: block;
    transition: color 0.2s;
  }

  .nav-links > li > a:not(.nav-cta):hover,
  .nav-links > li > a:not(.nav-cta):focus {
    color: var(--white);
  }

  .nav-links > li > a::after { display: none; }

  /* Mobile CTA */
  .nav-cta {
    background: transparent !important;
    color: var(--orange) !important;
    padding: 16px 0 !important;
    font-family: var(--font-display) !important;
    font-size: clamp(28px, 7vw, 40px) !important;
    letter-spacing: 3px !important;
    border-top: 1px solid rgba(255, 77, 0, 0.2);
    margin-top: 8px;
    display: block !important;
    width: 100%;
  }

  /* Mobile dropdown trigger — full width with chevron right-aligned */
  .nav-dropdown-wrap {
    width: 100%;
  }

  .nav-dropdown-wrap::after {
    display: none;
  }

  .nav-dropdown-trigger {
    justify-content: space-between;
    width: 100%;
  }

  /* Mobile accordion dropdown */
  .nav-dropdown {
    position: static;
    transform: none !important;
    width: 100%;
    min-width: 0;
    border: none;
    border-top: none;
    border-left: 2px solid var(--orange);
    background: rgba(255, 77, 0, 0.03);
    opacity: 1;
    visibility: hidden;
    pointer-events: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease-smooth), visibility 0.4s;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: none;
    margin-left: 8px;
    margin-bottom: 0;
  }

  .nav-dropdown-wrap.open .nav-dropdown {
    visibility: visible;
    pointer-events: all;
    max-height: 420px;
  }

  .nav-dropdown a {
    font-size: 12px;
    padding: 12px 16px;
    letter-spacing: 2px;
    padding-left: 16px;
  }

  .nav-dropdown a:hover,
  .nav-dropdown a:focus {
    padding-left: 22px;
  }
}