/* ═══════════════════════════════════════════════════════════
   Modern 2026 Dropdown Polish — Agency Level
   Glassmorphism · Smooth Animations · Gradient Accents
   ═══════════════════════════════════════════════════════════ */

/* ── Toggle Button ── */
.nav-toggle {
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-md) !important;
  background: var(--surface) !important;
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255,255,255,0.8) !important;
  transition: all var(--duration-base) var(--ease-standard) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-toggle:hover,
.main-nav.is-open .nav-toggle {
  border-color: color-mix(in srgb, var(--brand-primary) 30%, var(--surface)) !important;
  background: linear-gradient(135deg, var(--brand-primary-wash), var(--surface)) !important;
  box-shadow: 0 12px 28px color-mix(in srgb, var(--brand-primary) 12%, transparent),
              inset 0 1px 0 rgba(255,255,255,0.9) !important;
  transform: translateY(-1px);
}

.nav-toggle:active {
  transform: translateY(0);
}

.nav-toggle strong {
  font-size: .88rem !important;
  font-weight: 700 !important;
  letter-spacing: -0.01em !important;
}

.nav-toggle small {
  display: block !important;
  font-size: .68rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  color: var(--muted-2) !important;
  opacity: 0.8;
}

/* ── Toggle Icon ── */
.nav-toggle-icon {
  border-radius: var(--radius-sm) !important;
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--brand-primary) 14%, var(--surface)),
    color-mix(in srgb, var(--brand-primary) 6%, var(--surface))) !important;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.6),
              0 2px 8px color-mix(in srgb, var(--brand-primary) 10%, transparent) !important;
  transition: all var(--duration-base) var(--ease-standard) !important;
}

.nav-toggle:hover .nav-toggle-icon,
.main-nav.is-open .nav-toggle-icon {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--brand-primary) 22%, var(--surface)),
    color-mix(in srgb, var(--brand-primary) 10%, var(--surface))) !important;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.8),
              0 4px 14px color-mix(in srgb, var(--brand-primary) 18%, transparent) !important;
}

.main-nav.is-open .nav-toggle-icon {
  transform: rotate(180deg);
}

.nav-toggle-icon::before {
  transition: all var(--duration-base) var(--ease-standard) !important;
}

/* ── Dropdown Menu Panel ── */
.nav-menu {
  position: absolute !important;
  top: calc(100% + 0.5rem) !important;
  left: 0 !important;
  z-index: var(--z-header) !important;
  display: grid !important;
  width: min(26rem, calc(100vw - 2rem)) !important;
  max-height: min(34rem, calc(100vh - 7rem)) !important;
  overflow-y: auto !important;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-lg) !important;
  padding: 0.5rem !important;
  background: rgba(255, 255, 255, 0.82) !important;
  backdrop-filter: blur(24px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(24px) saturate(180%) !important;
  box-shadow:
    0 24px 64px rgba(10, 22, 40, 0.12),
    0 8px 24px rgba(10, 22, 40, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.9) !important;
  gap: 0.12rem !important;
  scrollbar-width: thin !important;
  scrollbar-color: color-mix(in srgb, var(--brand-primary) 30%, transparent) transparent !important;
  animation: dropdownEnter var(--duration-base) var(--ease-standard) !important;
}

.nav-menu::-webkit-scrollbar {
  width: 6px !important;
}

.nav-menu::-webkit-scrollbar-track {
  background: transparent !important;
}

.nav-menu::-webkit-scrollbar-thumb {
  border-radius: var(--radius-full) !important;
  background: color-mix(in srgb, var(--brand-primary) 25%, transparent) !important;
  border: 2px solid transparent !important;
  background-clip: padding-box !important;
}

/* ── Dropdown Items ── */
.nav-menu a {
  position: relative !important;
  display: grid !important;
  grid-template-columns: 2.25rem minmax(0, 1fr) !important;
  gap: 0.72rem !important;
  align-items: center !important;
  border: 1px solid transparent !important;
  border-radius: var(--radius-md) !important;
  padding: 0.62rem 0.72rem 0.62rem 0.82rem !important;
  color: var(--muted) !important;
  text-decoration: none !important;
  transition: all var(--duration-fast) var(--ease-standard) !important;
  overflow: hidden !important;
}

.nav-menu a::before {
  content: "" !important;
  position: absolute !important;
  top: 16% !important;
  bottom: 16% !important;
  left: 0.36rem !important;
  width: 3px !important;
  border-radius: var(--radius-full) !important;
  background: var(--category-color, var(--brand-primary)) !important;
  opacity: 0 !important;
  transition: opacity var(--duration-fast) var(--ease-standard),
              height var(--duration-base) var(--ease-standard) !important;
}

.nav-menu a::after {
  content: "" !important;
  position: absolute !important;
  inset: 0 !important;
  border-radius: var(--radius-md) !important;
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--category-color, var(--brand-primary)) 8%, transparent),
    transparent 60%) !important;
  opacity: 0 !important;
  transition: opacity var(--duration-base) var(--ease-standard) !important;
  pointer-events: none !important;
}

.nav-menu a:hover,
.nav-menu a:focus-visible,
.nav-menu a[aria-current="page"] {
  border-color: color-mix(in srgb, var(--category-color, var(--brand-primary)) 20%, transparent) !important;
  color: color-mix(in srgb, var(--category-color, var(--brand-primary)) 75%, var(--ink)) !important;
  background: color-mix(in srgb, var(--category-color, var(--brand-primary)) 6%, var(--surface)) !important;
  transform: translateX(2px);
}

.nav-menu a:hover::before,
.nav-menu a:focus-visible::before,
.nav-menu a[aria-current="page"]::before {
  opacity: 1 !important;
}

.nav-menu a:hover::after,
.nav-menu a:focus-visible::after,
.nav-menu a[aria-current="page"]::after {
  opacity: 1 !important;
}

/* ── Category Index Badge ── */
.nav-item-index {
  display: inline-grid !important;
  place-items: center !important;
  width: 2.25rem !important;
  height: 2.25rem !important;
  border-radius: var(--radius-md) !important;
  color: color-mix(in srgb, var(--category-color, var(--brand-primary)) 72%, var(--ink)) !important;
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--category-color, var(--brand-primary)) 12%, var(--surface)),
    color-mix(in srgb, var(--category-color, var(--brand-primary)) 4%, var(--surface))) !important;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.5) !important;
  font-size: 0.74rem !important;
  font-weight: 800 !important;
  letter-spacing: -0.02em !important;
  transition: all var(--duration-fast) var(--ease-standard) !important;
}

.nav-menu a:hover .nav-item-index,
.nav-menu a:focus-visible .nav-item-index {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--category-color, var(--brand-primary)) 22%, var(--surface)),
    color-mix(in srgb, var(--category-color, var(--brand-primary)) 10%, var(--surface))) !important;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.7),
              0 4px 12px color-mix(in srgb, var(--category-color, var(--brand-primary)) 15%, transparent) !important;
  transform: scale(1.08);
}

/* ── Item Copy ── */
.nav-item-copy strong,
.nav-menu a strong {
  font-size: 0.88rem !important;
  font-weight: 700 !important;
  line-height: 1.1 !important;
  letter-spacing: -0.01em !important;
}

.nav-item-copy small,
.nav-menu a small {
  font-size: 0.72rem !important;
  font-weight: 500 !important;
  letter-spacing: 0.02em !important;
  line-height: 1.15 !important;
  color: var(--muted-2) !important;
}

/* ── Animation ── */
@keyframes dropdownEnter {
  from {
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@supports (transition-behavior: allow-discrete) {
  .nav-menu {
    transition: opacity var(--duration-base) var(--ease-standard),
                transform var(--duration-base) var(--ease-standard),
                overlay var(--duration-base) allow-discrete,
                display var(--duration-base) allow-discrete !important;
  }
}

/* ── Mobile Responsive ── */
@media screen and (max-width: 1050px) {
  .nav-menu {
    width: min(22rem, calc(100vw - 1.5rem)) !important;
    max-height: min(28rem, calc(100vh - 6rem)) !important;
  }

  .nav-toggle small {
    display: none !important;
  }
}

@media screen and (max-width: 640px) {
  .nav-menu {
    width: calc(100vw - 1rem) !important;
    left: -0.5rem !important;
    border-radius: var(--radius-md) !important;
  }
}

/* ── Header More Menu Polish ── */
.header-more-panel {
  border-radius: var(--radius-lg) !important;
  background: rgba(255, 255, 255, 0.82) !important;
  backdrop-filter: blur(24px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(24px) saturate(180%) !important;
  box-shadow:
    0 24px 64px rgba(10, 22, 40, 0.12),
    0 8px 24px rgba(10, 22, 40, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.9) !important;
  border: 1px solid var(--line) !important;
  padding: 0.4rem !important;
  gap: 0.12rem !important;
}

.header-more-panel .header-menu-item {
  border-radius: var(--radius-md) !important;
  padding: 0.58rem 0.82rem !important;
  transition: all var(--duration-fast) var(--ease-standard) !important;
}

.header-more-panel .header-menu-item:hover {
  background: var(--brand-primary-wash) !important;
  color: var(--brand-primary) !important;
  transform: translateX(2px);
}