/* Full‑width PS2 dots, centered content */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10000;
  background: rgba(7, 10, 18, 0.85);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  isolation: isolate;
  overflow: visible;
}

/* Dots layer spans entire viewport, but is independent from content width */
.topbar-stars {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Layer 1 – green/blue */
.topbar-stars::before {
  content: "";
  position: absolute;
  width: 120vw;
  height: 420px;
  top: -220px;
  left: 50%;
  transform: translateX(-50%);
  background-image:
    radial-gradient(circle, #00ff00 2.2px, transparent 2.2px),
    radial-gradient(circle, #0080ff 2px, transparent 2px);
  background-size: 80px 80px, 110px 110px;
  background-position: 0 0, 40px 40px;
  opacity: 0.7;
  animation: topbar-stars-drift-1 10s linear infinite;
}

/* Layer 2 – blue/red */
.topbar-stars::after {
  content: "";
  position: absolute;
  width: 120vw;
  height: 460px;
  top: -230px;
  left: 50%;
  transform: translateX(-50%);
  background-image:
    radial-gradient(circle, #0080ff 2.4px, transparent 2.4px),
    radial-gradient(circle, #ff0000 2.2px, transparent 2.2px);
  background-size: 100px 100px, 130px 130px;
  background-position: 0 0, 50px 50px;
  opacity: 0.75;
  animation: topbar-stars-drift-2 14s linear infinite reverse;
}

@keyframes topbar-stars-drift-1 {
  0%   { transform: translateX(-50%) translateY(0); }
  100% { transform: translateX(-50%) translateY(-320px); }
}

@keyframes topbar-stars-drift-2 {
  0%   { transform: translateX(-50%) translateY(0); }
  100% { transform: translateX(-50%) translateY(-360px); }
}

/* Content stays in centered .wrap exactly like the rest of the page */
.topbar-inner {
  position: relative;
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
  flex-wrap: wrap;
}

/* Reduce topbar padding on mobile to fit nav in 2 rows */
@media (max-width: 768px) {
  .topbar-inner {
    gap: 0.5rem;
    padding: 0.7rem 0;
  }
}

/* Dropdown Navigation */
.nav-dropdown {
  position: relative;
  display: inline-block;
  z-index: 10002;
}

.nav-dropdown-toggle {
  /* Match .nav a styling exactly */
  display: inline-block;
  color: var(--text);
  padding: .6rem .9rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(10, 42, 106, 0.4), rgba(7, 10, 18, 0.6));
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  transition: all .2s ease;
  white-space: nowrap;
  font-weight: 600;
  letter-spacing: 0.3px;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  text-decoration: none;
}

/* Add arrow indicator with CSS */
.nav-dropdown-toggle::after {
  content: ' ▾';
  font-size: 0.85em;
  opacity: 0.7;
  transition: transform 0.2s ease;
  display: inline-block;
}

.nav-dropdown.active .nav-dropdown-toggle::after {
  transform: rotate(180deg);
}

.nav-dropdown-toggle:hover {
  color: var(--text);
  border-color: rgba(47, 184, 255, 0.6);
  background: linear-gradient(135deg, rgba(47, 184, 255, 0.25), rgba(11, 58, 160, 0.4));
  box-shadow: 
    0 0 15px rgba(47, 184, 255, 0.4),
    0 4px 12px rgba(0, 0, 0, 0.4);
  transform: translateY(-2px);
}

/* Active state when dropdown is open */
.nav-dropdown.active .nav-dropdown-toggle {
  color: var(--text);
  border-color: rgba(47, 184, 255, 0.8);
  background: linear-gradient(135deg, rgba(47, 184, 255, 0.35), rgba(11, 58, 160, 0.5));
  box-shadow: 
    0 0 20px rgba(47, 184, 255, 0.6),
    0 4px 12px rgba(0, 0, 0, 0.4);
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  min-width: 200px;
  background: linear-gradient(135deg, rgba(10, 42, 106, 0.98), rgba(7, 10, 18, 0.98));
  border: 1px solid rgba(47, 184, 255, 0.4);
  border-radius: 10px;
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.6),
    0 0 20px rgba(47, 184, 255, 0.2);
  z-index: 10003;
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  overflow: hidden;
}

.nav-dropdown-menu a {
  display: block;
  padding: 0.85rem 1.2rem;
  color: var(--text);
  border: none;
  border-radius: 0;
  background: transparent;
  transition: all 0.2s ease;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-decoration: none;
}

.nav-dropdown-menu a:hover {
  background: linear-gradient(135deg, rgba(47, 184, 255, 0.3), rgba(11, 58, 160, 0.5));
  color: #fff;
  transform: translateX(4px);
  box-shadow: inset 0 0 20px rgba(47, 184, 255, 0.2);
}

.nav-dropdown-menu a:not(:last-child) {
  border-bottom: 1px solid rgba(47, 184, 255, 0.2);
  margin-bottom: 0.5rem;
}

/* Only show dropdown when active class is present (click-only, no hover) */
.nav-dropdown.active .nav-dropdown-menu {
  display: block;
  animation: dropdownFadeIn 0.2s ease;
}

@keyframes dropdownFadeIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}