/* Aether Dynamics Mission Control Theme & Stylesheet */
:root {
  --bg-void: #090D16;
  --bg-surface: #0F172A;
  --bg-surface-2: #151F38;
  --border-cyan: rgba(56, 189, 248, 0.25);
  --border-slate: rgba(51, 65, 85, 0.6);
  --cyan-trace: #38BDF8;
  --indigo-trace: #818CF8;
  --emerald-trace: #34D399;
  --amber-trace: #FBBF24;
  --rose-trace: #F43F5E;
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  background-color: var(--bg-void);
  color: #F1F5F9;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

code, kbd, samp, pre, .font-mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: #090D16;
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* Card & Surface Containers */
.card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-slate);
  border-radius: 0.75rem;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  border-color: rgba(56, 189, 248, 0.35);
}

.bg-surface {
  background-color: var(--bg-surface);
}

.bg-surface-2 {
  background-color: var(--bg-surface-2);
}

.bg-void {
  background-color: var(--bg-void);
}

/* Navigation Tabs */
.nav-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  border-radius: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #94A3B8;
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.nav-tab:hover {
  color: #F8FAFC;
  background-color: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.nav-tab.active {
  color: #38BDF8;
  background-color: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.4);
  font-weight: 600;
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.15);
}

/* View Panels */
.view-panel {
  display: none;
}

.view-panel.active {
  display: block;
  animation: fadeIn 0.25s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  border: none;
}

.btn-primary {
  background-color: #0284c7;
  color: white;
}
.btn-primary:hover {
  background-color: #0369a1;
}

.btn-secondary {
  background-color: #1e293b;
  color: #e2e8f0;
  border: 1px solid #334155;
}
.btn-secondary:hover {
  background-color: #334155;
  border-color: #475569;
}

/* Connection Badges */
.badge {
  border-radius: 9999px;
  cursor: pointer;
}

.badge-connecting {
  background-color: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.4);
  color: #FBBF24;
}

.badge-live-local {
  background-color: rgba(52, 211, 153, 0.12);
  border-color: rgba(52, 211, 153, 0.5);
  color: #34D399;
  box-shadow: 0 0 12px rgba(52, 211, 153, 0.25);
}

.badge-edge-snapshot {
  background-color: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.5);
  color: #38BDF8;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: currentColor;
  box-shadow: 0 0 8px currentColor;
  animation: pulseAnim 2s infinite;
}

@keyframes pulseAnim {
  0% { transform: scale(0.9); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.8; }
}

/* 8-Node Flow Pipeline */
.flow-node-card {
  position: relative;
  background-color: var(--bg-surface);
  border: 1px solid rgba(51, 65, 85, 0.8);
  border-radius: 0.75rem;
  padding: 0.875rem;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.flow-node-card:hover {
  border-color: #38BDF8;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.15);
}

.flow-node-card.selected {
  border-color: #38BDF8;
  background-color: rgba(56, 189, 248, 0.08);
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.25);
}

.flow-node-card.active-stage {
  border-color: #34D399;
  background-color: rgba(52, 211, 153, 0.08);
  box-shadow: 0 0 15px rgba(52, 211, 153, 0.2);
}

.flow-node-card.active-stage .node-num-badge {
  background-color: #34D399;
  color: #090D16;
  font-weight: 700;
}

.node-num-badge {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.375rem;
  background-color: rgba(56, 189, 248, 0.15);
  color: #38BDF8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  font-family: monospace;
}

/* Project Cards in Left Rail */
.project-card {
  background-color: var(--bg-surface-2);
  border: 1px solid rgba(51, 65, 85, 0.7);
  border-radius: 0.5rem;
  padding: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.project-card:hover {
  border-color: #818CF8;
  background-color: rgba(129, 140, 248, 0.1);
}

.project-card.active-project {
  border-color: #38BDF8;
  background-color: rgba(56, 189, 248, 0.12);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.2);
}

/* Lightbox Modal */
.lightbox-hidden {
  display: none !important;
}

/* Toast Notifications */
#toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  background-color: #0F172A;
  color: #F8FAFC;
  border: 1px solid #38BDF8;
  padding: 0.75rem 1.25rem;
  border-radius: 0.5rem;
  font-size: 0.8125rem;
  font-family: monospace;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.7), 0 0 15px rgba(56, 189, 248, 0.3);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.toast-hidden {
  opacity: 0;
  transform: translateY(15px);
  pointer-events: none;
}

.toast-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hud-header {
    padding: 0.75rem 0.5rem;
  }
}