/* ═══════════════════════════════════════════════════════════
   NetsDial - 4-Level Mega Menu CSS
   Fixed: Smooth switching between dropdowns
   ═══════════════════════════════════════════════════════════ */

/* ── Nav List ────────────────────────────────────────────── */
.main-nav { flex: 1; display: flex; justify-content: flex-end; }
.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  color: var(--text-dark);
  font-weight: 600;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  font-family: var(--font-heading);
}
.nav-link i { font-size: 0.85rem; color: var(--primary); }
.nav-link .arrow-icon { font-size: 0.65rem; transition: transform 0.3s ease; }
.nav-item:hover .nav-link,
.nav-item.active .nav-link { color: var(--primary); }
.nav-item.active .nav-link::after,
.nav-item:hover .nav-link::after {
  width: 100%;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
  border-radius: 2px;
}
.nav-item:hover .arrow-icon { transform: rotate(180deg); }

/* CTA Nav Item */
.nav-link.nav-cta {
  background: var(--gradient-primary);
  color: var(--white) !important;
  border-radius: var(--radius-full);
  padding: 8px 20px;
  box-shadow: var(--shadow-orange);
}
.nav-link.nav-cta::after { display: none; }
.nav-link.nav-cta i { color: var(--white) !important; }
.nav-link.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255,107,0,0.4); }

/* ── Mega Menu Container ──────────────────────────────────── */
.mega-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  width: 1100px;
  max-width: 96vw;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 80px rgba(0,0,0,0.18);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(12px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  z-index: 9990;
  border: 1px solid var(--border);
  overflow: hidden;
}

/* ─── KEY FIX: Use a slightly delayed close to allow switching between columns ─── */
.has-mega { position: static; }
.has-mega > .nav-link { position: relative; z-index: 1; }

/* Open state */
.has-mega:hover > .mega-menu,
.has-mega.mega-open > .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* Close delay - prevents flicker when moving mouse between menu items */
.has-mega > .mega-menu {
  transition-delay: 0s;
}
.has-mega:not(:hover) > .mega-menu {
  transition-delay: 0.15s;
}

/* Arrow indicator */
.has-mega:hover > .mega-menu::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-bottom-color: var(--white);
  border-top: none;
}

/* ── Mega Inner ───────────────────────────────────────────── */
.mega-inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 420px;
}

/* ── Quick Services (Left Panel) ─────────────────────────── */
.mega-quick-services {
  background: linear-gradient(180deg, #1A1A1A 0%, #2D2D2D 100%);
  padding: 28px 22px;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.mega-section-title {
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mega-location-nav .mega-section-title { color: var(--text-light); margin: 0 0 12px; padding: 0; border: none; }
.quick-services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.quick-service-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.75);
  font-size: 0.78rem;
  font-weight: 600;
  transition: var(--transition-fast);
  cursor: pointer;
}
.quick-service-item:hover {
  background: rgba(255,107,0,0.2);
  color: var(--primary-light);
  transform: translateX(3px);
}
.quick-service-item i {
  color: var(--primary);
  font-size: 0.85rem;
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}

/* ── Location Navigation (Right Panel) ───────────────────── */
.mega-location-nav {
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
}
.mega-columns {
  display: grid;
  grid-template-columns: 180px 180px 1fr;
  gap: 0;
  flex: 1;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

/* ── Column Styles ────────────────────────────────────────── */
.mega-col { position: relative; }
.mega-col h5 {
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-light);
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--off-white);
}
.mega-col-districts { border-right: 1px solid var(--border); }
.mega-col-areas { border-right: 1px solid var(--border); }

/* District Search Box */
.district-search-wrap {
  position: relative;
  padding: 8px 10px 6px;
  border-bottom: 1px solid var(--border);
}
.district-search-wrap i {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  font-size: .75rem;
  pointer-events: none;
}
#districtSearch {
  width: 100%;
  padding: 6px 10px 6px 28px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: .78rem;
  outline: none;
  background: #f9f9f9;
  color: var(--text-dark);
  transition: border-color .2s;
}
#districtSearch:focus { border-color: var(--primary); background:#fff; }

/* District count info */
.district-count-info {
  padding: 5px 14px;
  font-size: .7rem;
  color: var(--text-light);
  border-top: 1px solid var(--border);
  background: #f9f9f9;
}

/* District List */
.district-list {
  max-height: 280px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--primary) var(--light-gray);
}
.district-list::-webkit-scrollbar { width: 4px; }
.district-list::-webkit-scrollbar-track { background: var(--light-gray); }
.district-list::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 2px; }
/* Hide filtered items */
.district-item.hidden { display: none; }

.district-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 14px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-medium);
  transition: var(--transition-fast);
  border-bottom: 1px solid rgba(0,0,0,0.03);
  user-select: none;
}
.district-item i { font-size: 0.7rem; color: var(--text-light); transition: var(--transition-fast); }
.district-item:hover,
.district-item.active {
  background: rgba(255,107,0,0.08);
  color: var(--primary);
  padding-left: 18px;
}
.district-item.active { background: rgba(255,107,0,0.12); }
.district-item:hover i,
.district-item.active i { color: var(--primary); }

/* Area List */
.area-list {
  max-height: 320px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--primary) var(--light-gray);
}
.area-list::-webkit-scrollbar { width: 4px; }
.area-list::-webkit-scrollbar-track { background: var(--light-gray); }
.area-list::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 2px; }

.area-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.8rem;
  color: var(--text-medium);
  transition: var(--transition-fast);
  border-bottom: 1px solid rgba(0,0,0,0.03);
  user-select: none;
}
.area-item i { font-size: 0.65rem; color: var(--text-light); }
.area-item:hover,
.area-item.active {
  background: rgba(255,107,0,0.08);
  color: var(--primary);
  padding-left: 18px;
}
.area-item.active { background: rgba(255,107,0,0.12); }

/* Keyword List */
.keyword-list {
  max-height: 320px;
  overflow-y: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-content: start;
  scrollbar-width: thin;
  scrollbar-color: var(--primary) var(--light-gray);
}
.keyword-list::-webkit-scrollbar { width: 4px; }
.keyword-list::-webkit-scrollbar-track { background: var(--light-gray); }
.keyword-list::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 2px; }

.keyword-list li.keyword-link-item { grid-column: span 1; }
.keyword-link-item a {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 12px;
  font-size: 0.78rem;
  color: var(--text-medium);
  transition: var(--transition-fast);
  border-bottom: 1px solid rgba(0,0,0,0.03);
  border-right: 1px solid rgba(0,0,0,0.03);
}
.keyword-link-item a i { font-size: 0.65rem; color: var(--primary); flex-shrink: 0; }
.keyword-link-item a:hover { background: rgba(255,107,0,0.08); color: var(--primary); padding-left: 16px; }

/* Placeholder states */
.area-placeholder, .keyword-placeholder {
  padding: 30px 14px;
  text-align: center;
  color: var(--text-light);
  font-size: 0.82rem;
  font-style: italic;
}
.area-placeholder i, .keyword-placeholder i { margin-right: 6px; }

/* Loading state */
.mega-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 80px;
  gap: 8px;
  color: var(--text-light);
  font-size: 0.85rem;
}

/* ── Mega Footer ──────────────────────────────────────────── */
.mega-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  background: var(--off-white);
  border-top: 1px solid var(--border);
  gap: 16px;
  flex-wrap: wrap;
}
.mega-cta-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.mega-cta-left > i {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.mega-cta-left span { font-size: 0.75rem; color: var(--text-light); }
.mega-cta-left a { font-weight: 700; color: var(--primary); font-size: 1rem; display: block; }
.mega-cta-links { display: flex; gap: 10px; }
.mega-cta-links a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--white);
  color: var(--text-dark);
  border: 1px solid var(--border);
  transition: var(--transition-fast);
}
.mega-cta-links a:hover { background: var(--primary); color: var(--white); border-color: var(--primary); }
.mega-cta-links a i { font-size: 0.85rem; }

/* ── Mobile Navigation ────────────────────────────────────── */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 900;
  backdrop-filter: blur(4px);
}
.nav-overlay.open { display: block; }

/* ── MOBILE MENU ──────────────────────────────────────────── */
@media (max-width: 1100px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 0;
    right: -320px;
    width: 320px;
    height: 100vh;
    background: var(--white);
    z-index: 9995;
    flex-direction: column;
    justify-content: flex-start;
    padding: 80px 0 30px;
    box-shadow: var(--shadow-xl);
    transition: right 0.35s cubic-bezier(0.4,0,0.2,1);
    overflow-y: auto;
    scrollbar-width: thin;
  }
  .main-nav.open { right: 0; }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    padding: 0 16px;
  }
  .nav-item { width: 100%; }
  .nav-link {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border);
    justify-content: space-between;
  }
  .nav-link.nav-cta {
    margin: 16px 0 0;
    justify-content: center;
    border-radius: var(--radius-full) !important;
    border-bottom: none;
  }
  .nav-link::after { display: none; }

  /* Mobile Mega Menu */
  .mega-menu {
    position: static !important;
    width: 100% !important;
    max-width: 100% !important;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    box-shadow: none !important;
    border: none !important;
    border-radius: 0 !important;
    display: none;
    border-top: 2px solid var(--primary);
  }
  .has-mega.mobile-open > .mega-menu { display: block; }
  .mega-inner { grid-template-columns: 1fr; min-height: auto; }
  .mega-quick-services { padding: 16px; border-right: none; }
  .quick-services-grid { grid-template-columns: repeat(3, 1fr); gap: 4px; }
  .quick-service-item { font-size: 0.72rem; padding: 7px 8px; }

  .mega-location-nav { padding: 12px 16px; }
  .mega-columns {
    grid-template-columns: 1fr;
    border: none;
    gap: 8px;
  }
  .mega-col { border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
  .mega-col-districts, .mega-col-areas { border-right: 1px solid var(--border); }
  .district-list, .area-list { max-height: 200px; }
  .keyword-list { grid-template-columns: 1fr 1fr; max-height: 200px; }
  .mega-footer { flex-direction: column; align-items: flex-start; }
  .mega-cta-links { flex-wrap: wrap; }

  /* Mobile arrow toggle */
  .has-mega > .nav-link .arrow-icon { transition: transform 0.3s ease; }
  .has-mega.mobile-open > .nav-link .arrow-icon { transform: rotate(180deg); }
}

@media (max-width: 600px) {
  .main-nav { width: 100%; right: -100%; }
  .quick-services-grid { grid-template-columns: 1fr 1fr; }
  .keyword-list { grid-template-columns: 1fr; }
}

/* ── Hover intent fix: bridge gap between nav and dropdown ── */
.has-mega::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 15px;
}

/* Prevent hover flicker when moving between mega menu items */
.mega-col-districts .district-item,
.mega-col-areas .area-item {
  transition-property: background, color, padding-left;
  transition-duration: 0.12s;
  transition-timing-function: ease;
}