:root {
  --phosphor: #39FF14;
  --phosphor-dim: #2bcc10;
  --bg: #0a0d0a;
  --border: #1a3a1a;
  --decay: #8b4513;
  --cascade: #ff3914;
  --mono: 'Courier New', 'Lucida Console', 'Consolas', monospace;
}

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

html, body {
  width: 100%;
  height: 100%;
  background: var(--bg);
  color: var(--phosphor);
  font-family: var(--mono);
  font-size: 14px;
  overflow: hidden;
  -webkit-font-smoothing: none;
}

#terminal {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 8px;
  gap: 6px;
}

#header {
  border: 2px solid var(--phosphor);
  padding: 4px 8px;
  background: rgba(57, 255, 20, 0.03);
}

#header #banner {
  color: var(--phosphor);
  font-size: 12px;
  line-height: 1.2;
}

#sweep-lane {
  border: 2px solid var(--phosphor);
  padding: 6px 8px;
  background: rgba(57, 255, 20, 0.02);
  min-height: 100px;
}

.lane-label {
  font-size: 11px;
  color: var(--phosphor-dim);
  margin-bottom: 4px;
  letter-spacing: 2px;
}

#sweep-display {
  width: 100%;
  height: 60px;
  border: 1px solid var(--border);
  position: relative;
  background: var(--bg);
  overflow: hidden;
}

#sweep-line {
  position: absolute;
  left: 0px;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--phosphor);
  box-shadow: 0 0 8px var(--phosphor), 0 0 16px rgba(57, 255, 20, 0.4);
  transition: none;
}

#sweep-status {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  font-size: 11px;
  color: var(--phosphor-dim);
}

#nodes-container {
  display: flex;
  gap: 6px;
  flex: 1;
  min-height: 0;
}

.node-panel {
  flex: 1;
  border: 2px solid var(--phosphor);
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: rgba(57, 255, 20, 0.01);
  transition: border-color 0.2s;
}

.node-header {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 3px;
}

.node-label {
  color: var(--phosphor);
  letter-spacing: 1px;
}

.node-state {
  color: var(--phosphor);
  font-weight: bold;
}

.node-vector {
  font-size: 12px;
  line-height: 1.4;
}

.vector-row {
  display: flex;
  justify-content: space-between;
}

.vector-row span:first-child {
  color: var(--phosphor-dim);
  min-width: 36px;
  letter-spacing: 2px;
}

.node-decay-bar {
  width: 100%;
  height: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  overflow: hidden;
}

.decay-fill {
  height: 100%;
  width: 0%;
  background: var(--decay);
  transition: width 0.1s linear;
}

.node-btn {
  margin-top: auto;
  padding: 6px;
  background: transparent;
  border: 2px solid var(--phosphor);
  color: var(--phosphor);
  font-family: var(--mono);
  font-size: 11px;
  cursor: pointer;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all 0.1s;
}

.node-btn:hover {
  background: rgba(57, 255, 20, 0.15);
}

.node-btn:active {
  background: rgba(57, 255, 20, 0.3);
}

.node-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

#cascade-panel {
  border: 2px solid var(--phosphor);
  padding: 6px 8px;
  background: rgba(57, 255, 20, 0.02);
}

.cascade-header {
  font-size: 11px;
  color: var(--phosphor-dim);
  letter-spacing: 2px;
  margin-bottom: 4px;
}

#cascade-indicator {
  font-size: 12px;
  margin-bottom: 4px;
}

#cascade-bar {
  width: 100%;
  height: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  overflow: hidden;
}

#cascade-fill {
  height: 100%;
  width: 0%;
  background: var(--phosphor);
  transition: width 0.15s linear, background 0.3s;
}

#cascade-msg {
  margin-top: 4px;
  font-size: 11px;
  min-height: 16px;
  color: var(--cascade);
}

#footer {
  border: 2px solid var(--border);
  padding: 4px 8px;
}

#footer-text {
  font-size: 11px;
  line-height: 1.2;
  color: var(--phosphor-dim);
}

/* Stencil bleed: when decay past 60%, tracking strips to 4px, glow stripped */
.node-panel.stencil-bleed {
  border-color: var(--decay);
}

.node-panel.stencil-bleed .node-label,
.node-panel.stencil-bleed .node-state,
.node-panel.stencil-bleed .vector-row span {
  letter-spacing: 4px;
  color: var(--decay);
}

.node-panel.stencil-bleed .node-decay-bar {
  border-color: var(--decay);
}

.node-panel.critical {
  border-color: var(--cascade);
  animation: critical-pulse 0.6s infinite step-end;
}

@keyframes critical-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.cascade-active #cascade-fill {
  background: var(--cascade);
}

.cascade-active #cascade-indicator {
  color: var(--cascade);
}

/* Cascade 6/8 driving visual */
.cascade-active #terminal {
  animation: cascade-shake 0.15s infinite;
}

@keyframes cascade-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(1px); }
  75% { transform: translateX(-1px); }
}

/* Grid failure state */
.grid-failed * {
  animation: none !important;
}

.grid-failed .node-panel {
  border-color: #333;
  opacity: 0.4;
}

.grid-failed .node-btn {
  display: none;
}

.grid-failed #cascade-panel {
  border-color: var(--cascade);
}

.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
}