/* ══════════════════════════════════════
   SERVICES DROPDOWN NAV
   ══════════════════════════════════════ */

/* ── dropdown wrapper ── */
.nav-dropdown {
  position: relative;
}
.nav-dropdown > a {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.nav-dropdown > a::after {
  content: '▾';
  font-size: 0.6rem;
  opacity: 0.5;
  transition: opacity 0.2s, transform 0.2s;
}
.nav-dropdown:hover > a::after,
.nav-dropdown.active > a::after {
  opacity: 0.85;
  transform: rotate(180deg);
}

/* ── dropdown panel ── */
.nav-dropdown-panel {
  position: absolute;
  top: calc(100% + 0.75rem);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(5, 9, 18, 0.98);
  border: 1px solid rgba(0, 210, 255, 0.16);
  border-radius: 6px;
  padding: 0.5rem 0;
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(-50%) translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  z-index: 200;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(0, 210, 255, 0.06);
}
.nav-dropdown-panel::before {
  content: '';
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  background: rgba(5, 9, 18, 0.98);
  border-left: 1px solid rgba(0, 210, 255, 0.16);
  border-top: 1px solid rgba(0, 210, 255, 0.16);
  transform: translateX(-50%) rotate(45deg);
}

.nav-dropdown:hover .nav-dropdown-panel,
.nav-dropdown.active .nav-dropdown-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* ── dropdown items ── */
.nav-dropdown-item {
  display: block;
  padding: 0.55rem 1.25rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: rgba(160, 175, 195, 0.8);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
  border-left: 2px solid transparent;
}
.nav-dropdown-item:hover {
  color: var(--white);
  background: rgba(0, 210, 255, 0.05);
  border-left-color: rgba(0, 210, 255, 0.3);
}
.nav-dropdown-item.dd-primary {
  color: rgba(0, 210, 255, 0.75);
  border-bottom: 1px solid rgba(0, 210, 255, 0.08);
  margin-bottom: 0.25rem;
  padding-bottom: 0.75rem;
}
.nav-dropdown-item.dd-primary:hover {
  color: var(--cyan);
  background: rgba(0, 210, 255, 0.04);
}

/* ── mobile sub-links ── */
.nav-mobile-sub {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0 0 0.25rem 0;
  border-left: 2px solid rgba(0, 210, 255, 0.15);
  padding-left: 0.85rem;
}
.nav-mobile-sub a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: rgba(160, 175, 195, 0.65) !important;
  text-decoration: none;
  padding: 0.35rem 0;
  transition: color 0.15s;
}
.nav-mobile-sub a:hover { color: var(--white) !important; }

/* keep mobile menu working with sub-links */
.nav-mobile-menu .nav-mobile-services-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: rgba(160, 175, 195, 0.8);
  padding: 0.25rem 0 0.1rem;
}


/* ══════════════════════════════════════
   V1.10 NAV FIXES
   ══════════════════════════════════════ */

/* TASK 3 — Safety: mobile sub-links must NEVER show in desktop nav */
.nav-links .nav-mobile-sub {
  display: none !important;
}
.nav-links .nav-mobile-services-label {
  display: none !important;
}

/* TASK 3 — Restore in mobile menu */
.nav-mobile-menu .nav-mobile-sub {
  display: flex;
  flex-direction: column;
}
.nav-mobile-menu .nav-mobile-services-label {
  display: block;
}

/* TASK 4 — Hover bridge: prevents gap between trigger and panel */
.nav-dropdown {
  position: relative;
  /* Remove padding-bottom approach — use pseudo bridge instead */
}

/* Transparent bridge fills the gap between trigger and panel */
.nav-dropdown::before {
  content: '';
  position: absolute;
  left: -1rem;
  right: -1rem;
  top: 100%;
  height: 0.75rem;            /* spans the gap */
  background: transparent;
  pointer-events: auto;       /* captures mouse so hover state persists */
  z-index: 199;               /* below panel (z-index: 200) but above page */
}

/* Keep panel close to trigger to minimize gap */
.nav-dropdown-panel {
  top: calc(100% + 0.35rem) !important;
}

/* Ensure hover on bridge keeps dropdown open */
.nav-dropdown:hover .nav-dropdown-panel,
.nav-dropdown:focus-within .nav-dropdown-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0) !important;
}

/* Keep dropdown open while hovering the panel itself */
.nav-dropdown-panel:hover {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* TASK 5 — Dropdown arrow indicator */
.nav-dropdown > a::after {
  content: ' ▾';
  font-size: 0.55rem;
  opacity: 0.45;
  letter-spacing: 0;
  vertical-align: middle;
  transition: opacity 0.15s, transform 0.15s;
  display: inline-block;
}
.nav-dropdown:hover > a::after,
.nav-dropdown:focus-within > a::after {
  opacity: 0.75;
  transform: rotate(180deg);
}