/* ============================================================
   nav-dropdown.css — Mega-menu dropdowns twins3d.digital
   ============================================================ */

/* ── DROPDOWN TRIGGER ── */
.nav-has-dropdown { position: relative; list-style: none; }

.nav-dropdown-btn {
  display: inline-flex; align-items: center; gap: 5px;
  background: none; border: none; cursor: pointer;
  color: var(--grey-200); font-family: 'Inter', sans-serif;
  font-size: 14px; font-weight: 500;
  padding: 8px 12px; border-radius: 6px;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap; line-height: 1;
}
.nav-dropdown-btn:hover,
.nav-has-dropdown:hover .nav-dropdown-btn,
.nav-has-dropdown.open .nav-dropdown-btn {
  color: var(--white); background: rgba(255,255,255,0.07);
}
.nav-dropdown-btn.active-parent { color: var(--cyan); }

.nav-chevron {
  width: 14px; height: 14px; flex-shrink: 0;
  transition: transform 0.22s ease; opacity: 0.65;
}
.nav-has-dropdown:hover .nav-chevron,
.nav-has-dropdown.open .nav-chevron { transform: rotate(180deg); opacity: 1; }

/* ── DROPDOWN PANEL ── */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: var(--void2);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  box-shadow:
    0 24px 64px rgba(0,0,0,0.55),
    0 0 0 1px rgba(0,212,255,0.07),
    inset 0 1px 0 rgba(255,255,255,0.06);
  padding: 10px;
  z-index: 600;
  opacity: 0; pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

/* Arrow caret */
.nav-dropdown::before {
  content: '';
  position: absolute;
  top: -6px; left: 50%; transform: translateX(-50%);
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-bottom: 7px solid rgba(255,255,255,0.1);
}
.nav-dropdown::after {
  content: '';
  position: absolute;
  top: -5px; left: 50%; transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 6px solid var(--void2);
}

/* Hover OR JS .open reveals panel */
.nav-has-dropdown:hover .nav-dropdown,
.nav-has-dropdown.open .nav-dropdown {
  opacity: 1; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* Bridge: invisible zone between trigger and panel so mouse doesn't slip */
.nav-has-dropdown::after {
  content: '';
  position: absolute;
  top: 100%; left: 0; right: 0;
  height: 14px;
}

/* ── SOLUTIONS : 2-col wide ── */
.nav-dropdown--solutions { min-width: 520px; }
.nav-dropdown--solutions .nav-dd-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
}

/* ── SECTEURS : 1-col narrow, aligned left ── */
.nav-dropdown--secteurs {
  min-width: 240px;
  left: 0; transform: translateY(-8px);
}
.nav-has-dropdown:hover .nav-dropdown--secteurs,
.nav-has-dropdown.open .nav-dropdown--secteurs { transform: translateY(0); }
.nav-dropdown--secteurs::before { left: 28px; transform: none; }
.nav-dropdown--secteurs::after  { left: 29px; transform: none; }
.nav-dropdown--secteurs .nav-dd-grid {
  display: flex; flex-direction: column; gap: 2px;
}

/* ── DROPDOWN ITEMS ── */
.nav-dd-item {
  display: flex; align-items: flex-start; gap: 11px;
  padding: 10px 13px; border-radius: 10px;
  text-decoration: none; color: inherit;
  border: 1px solid transparent;
  transition: background 0.15s, border-color 0.15s;
}
.nav-dd-item:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(0,212,255,0.2);
}
.nav-dd-item.active-dd {
  background: rgba(0,212,255,0.08);
  border-color: rgba(0,212,255,0.28);
}

.nav-dd-icon {
  width: 34px; height: 34px; flex-shrink: 0;
  background: rgba(255,255,255,0.06);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 17px; margin-top: 1px;
  transition: background 0.15s;
}
.nav-dd-item:hover .nav-dd-icon { background: rgba(0,212,255,0.1); }

.nav-dd-body { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.nav-dd-name  { font-size: 13px; font-weight: 700; color: var(--white); white-space: nowrap; }
.nav-dd-desc  { font-size: 11.5px; color: var(--grey-400); line-height: 1.4; white-space: normal; }

/* Secteurs items — simpler, no desc */
.nav-dropdown--secteurs .nav-dd-item { align-items: center; padding: 9px 13px; }
.nav-dropdown--secteurs .nav-dd-icon { width: 30px; height: 30px; font-size: 15px; }
.nav-dropdown--secteurs .nav-dd-name { font-size: 13.5px; font-weight: 600; }

/* ── MOBILE DRAWER ACCORDION ── */
.drawer-group {
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.drawer-group-btn {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; background: none; border: none; cursor: pointer;
  color: var(--grey-200); font-family: 'Inter', sans-serif;
  font-size: 16px; font-weight: 500;
  padding: 14px 0; transition: color 0.2s;
  text-align: left;
}
.drawer-group-btn:hover { color: var(--white); }

.drawer-group-chevron {
  width: 16px; height: 16px; opacity: 0.6; flex-shrink: 0;
  transition: transform 0.22s ease;
}
.drawer-group.open .drawer-group-chevron { transform: rotate(180deg); }

.drawer-group-items {
  display: none; flex-direction: column; gap: 2px;
  padding-bottom: 10px;
}
.drawer-group.open .drawer-group-items { display: flex; }

.drawer-group-items a {
  display: flex !important; align-items: center; gap: 10px;
  font-size: 14px !important; font-weight: 500 !important;
  color: var(--grey-400) !important; padding: 9px 12px !important;
  border-radius: 8px !important; border: none !important;
  border-bottom: none !important;
  transition: background 0.15s, color 0.15s;
}
.drawer-group-items a:hover { color: var(--white) !important; background: rgba(255,255,255,0.06) !important; }
.dd-mob-icon { font-size: 16px; flex-shrink: 0; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-dropdown { display: none !important; }
}