* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-tertiary: #1a1f2e;
  --green-accent: #00ff41;
  --green-dim: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --cyan: #06b6d4;
  --blue: #3b82f6;
  --border-color: rgba(0, 255, 65, 0.15);
  --border-cyan: rgba(6, 182, 212, 0.2);
}

body {
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  background: var(--bg-primary);
  height: 100vh;
  overflow: hidden;
}

/* Scanline overlay */
.scanlines::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.03) 0px,
    rgba(0, 0, 0, 0.03) 1px,
    transparent 1px,
    transparent 3px
  );
  z-index: 999;
}

/* Grid overlay */
.grid-overlay {
  background-image:
    linear-gradient(rgba(0, 255, 65, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 65, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 255, 65, 0.2);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 255, 65, 0.4);
}

/* Classification banner animation */
@keyframes bannerPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.85; }
}

/* Blink cursor */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.blink-cursor::after {
  content: '█';
  animation: blink 1s step-end infinite;
  color: var(--green-accent);
  margin-left: 2px;
}

/* Glow effects */
.glow-green {
  box-shadow: 0 0 10px rgba(0, 255, 65, 0.2), inset 0 0 10px rgba(0, 255, 65, 0.05);
}

.glow-cyan {
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.2), inset 0 0 10px rgba(6, 182, 212, 0.05);
}

.glow-red {
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
}

/* Pulse animation for conflicts */
@keyframes conflictPulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.5); opacity: 0.3; }
}

/* Text typing effect */
@keyframes typeIn {
  from { width: 0; }
  to { width: 100%; }
}

/* Panel corners / HUD brackets */
.hud-panel {
  position: relative;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.hud-panel::before,
.hud-panel::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--green-accent);
  opacity: 0.5;
}

.hud-panel::before {
  top: -1px;
  left: -1px;
  border-top: 2px solid;
  border-left: 2px solid;
}

.hud-panel::after {
  bottom: -1px;
  right: -1px;
  border-bottom: 2px solid;
  border-right: 2px solid;
}

/* Input styling */
.mil-input {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 255, 65, 0.2);
  color: #e5e7eb;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 6px 10px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.mil-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 8px rgba(6, 182, 212, 0.15);
}

.mil-input::placeholder {
  color: rgba(255, 255, 255, 0.2);
}

.mil-select {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 255, 65, 0.2);
  color: #e5e7eb;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 6px 10px;
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2300ff41' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 28px;
}

.mil-select:focus {
  border-color: var(--cyan);
}

/* Button styles */
.mil-btn {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 12px;
  padding: 6px 16px;
  border: 1px solid rgba(0, 255, 65, 0.3);
  background: rgba(0, 255, 65, 0.05);
  color: var(--green-accent);
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.mil-btn:hover {
  background: rgba(0, 255, 65, 0.15);
  border-color: var(--green-accent);
  box-shadow: 0 0 15px rgba(0, 255, 65, 0.1);
}

.mil-btn:active {
  transform: scale(0.98);
}

.mil-btn-red {
  border-color: rgba(239, 68, 68, 0.3);
  background: rgba(239, 68, 68, 0.05);
  color: var(--red);
}

.mil-btn-red:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: var(--red);
  box-shadow: 0 0 15px rgba(239, 68, 68, 0.1);
}

.mil-btn-cyan {
  border-color: rgba(6, 182, 212, 0.3);
  background: rgba(6, 182, 212, 0.05);
  color: var(--cyan);
}

.mil-btn-cyan:hover {
  background: rgba(6, 182, 212, 0.15);
  border-color: var(--cyan);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.1);
}

.mil-btn-amber {
  border-color: rgba(245, 158, 11, 0.3);
  background: rgba(245, 158, 11, 0.05);
  color: var(--amber);
}

.mil-btn-amber:hover {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--amber);
}

/* Large action button */
.mil-btn-action {
  font-size: 14px;
  padding: 10px 24px;
  animation: bannerPulse 2s ease-in-out infinite;
}

.mil-btn-action:hover {
  animation: none;
}

/* Tab styles */
.tab-btn {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 11px;
  padding: 8px 16px;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.tab-btn:hover {
  color: rgba(255, 255, 255, 0.7);
}

.tab-btn.active {
  color: var(--cyan);
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
}

/* Slider styling */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  background: var(--cyan);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 6px rgba(6, 182, 212, 0.5);
}

/* Power bar */
.power-bar {
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
}

.power-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.5s ease;
}

/* Fade in animation */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.3s ease-out;
}

/* Flicker effect for intel */
@keyframes flicker {
  0%, 100% { opacity: 1; }
  92% { opacity: 1; }
  93% { opacity: 0.3; }
  94% { opacity: 1; }
  96% { opacity: 0.5; }
  97% { opacity: 1; }
}

.flicker-text {
  animation: flicker 3s infinite;
}

/* Textarea */
.mil-textarea {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 255, 65, 0.2);
  color: #e5e7eb;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 8px 10px;
  outline: none;
  resize: vertical;
  min-height: 80px;
  width: 100%;
}

.mil-textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 8px rgba(6, 182, 212, 0.15);
}

/* Canvas container */
.canvas-container {
  position: relative;
  background: #080c14;
  border: 1px solid var(--border-color);
}

.canvas-container canvas {
  display: block;
}

/* Classification strip */
.classification-strip {
  background: linear-gradient(90deg, #1a0000, #2d0000, #1a0000);
  border-bottom: 1px solid rgba(239, 68, 68, 0.3);
  animation: bannerPulse 4s ease-in-out infinite;
}

/* Tooltip */
.tooltip {
  position: absolute;
  background: rgba(10, 14, 23, 0.95);
  border: 1px solid rgba(6, 182, 212, 0.3);
  padding: 8px 12px;
  font-size: 11px;
  pointer-events: none;
  z-index: 1000;
  max-width: 250px;
}

/* Footer */
.app-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

.app-footer a {
  color: var(--green-dim);
  text-decoration: none;
  font-size: 10px;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.app-footer a:hover {
  opacity: 1;
}

/* Loading spinner */
@keyframes spin {
  to { transform: rotate(360deg); }
}

.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0, 255, 65, 0.2);
  border-top-color: var(--green-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

/* Checkbox style */
.mil-checkbox {
  appearance: none;
  width: 16px;
  height: 16px;
  border: 1px solid rgba(0, 255, 65, 0.3);
  background: rgba(0, 0, 0, 0.4);
  cursor: pointer;
  position: relative;
  vertical-align: middle;
}

.mil-checkbox:checked {
  background: rgba(0, 255, 65, 0.2);
  border-color: var(--green-accent);
}

.mil-checkbox:checked::after {
  content: '✓';
  position: absolute;
  top: -1px;
  left: 2px;
  color: var(--green-accent);
  font-size: 12px;
}