:root {
  --matrix-green: #00ff66;
  --matrix-bright: #e8ffee;
  --matrix-dark: #00220a;
  --matrix-bg: #010402;
  --glass-bg: rgba(2, 12, 6, 0.78);
  --glass-border: rgba(0, 255, 102, 0.35);
}

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

body, html {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background-color: var(--matrix-bg);
  color: #e2e8f0;
  font-family: 'Share Tech Mono', monospace;
  user-select: none;
  -webkit-user-select: none;
}

#canvas-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hud-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px 32px;
}

.interactive { pointer-events: auto; }

.top-hud {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  flex-wrap: wrap;
  gap: 12px;
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 6px 16px;
  border-radius: 20px;
  backdrop-filter: blur(12px);
  box-shadow: 0 0 20px rgba(0, 255, 102, 0.15);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--matrix-green);
  box-shadow: 0 0 10px var(--matrix-green);
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(0.9); }
  50% { opacity: 1.0; transform: scale(1.2); }
}

.brand-title {
  font-family: 'Orbitron', monospace;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--matrix-green);
  text-shadow: 0 0 8px rgba(0, 255, 102, 0.6);
}

.station-nav {
  display: flex;
  gap: 8px;
  align-items: center;
}

.btn-deck, .btn-step {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: #fff;
  padding: 6px 14px;
  border-radius: 14px;
  font-family: 'Orbitron', monospace;
  font-size: 11px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s;
  letter-spacing: 1px;
  backdrop-filter: blur(12px);
}

.btn-deck:hover, .btn-step:hover {
  background: rgba(0, 255, 102, 0.22);
  border-color: var(--matrix-green);
  color: var(--matrix-green);
  box-shadow: 0 0 14px rgba(0, 255, 102, 0.4);
}

.system-meta {
  font-size: 11px;
  letter-spacing: 1.5px;
  color: rgba(0, 255, 102, 0.65);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 6px 14px;
  border-radius: 20px;
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  gap: 6px;
}

.fps-badge {
  color: #ffffff;
  font-weight: 700;
  text-shadow: 0 0 8px var(--matrix-green);
}

#fps-val { color: var(--matrix-green); }

.bottom-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.subtitle-container {
  max-width: 760px;
  width: 92%;
  transition: all 0.3s ease;
  opacity: 1;
}

.subtitle-content {
  background: rgba(1, 14, 6, 0.88);
  border: 1px solid rgba(0, 255, 102, 0.55);
  padding: 10px 20px;
  border-radius: 12px;
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.9), 0 0 24px rgba(0, 255, 102, 0.25);
  font-size: 14px;
  line-height: 1.45;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 12px;
}

.subtitle-prompt {
  color: var(--matrix-green);
  font-weight: bold;
}

.cursor-blink {
  color: var(--matrix-green);
  animation: blink 0.9s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.bottom-hud {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 8px 14px;
  border-radius: 18px;
  backdrop-filter: blur(20px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.9);
  max-width: 820px;
  width: 95%;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-matrix {
  background: rgba(0, 255, 102, 0.08);
  border: 1px solid rgba(0, 255, 102, 0.35);
  color: var(--matrix-green);
  padding: 9px 18px;
  border-radius: 10px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
  outline: none;
}

.btn-matrix:hover {
  background: rgba(0, 255, 102, 0.22);
  border-color: var(--matrix-green);
  color: #fff;
  box-shadow: 0 0 16px rgba(0, 255, 102, 0.5);
}

.btn-matrix.active {
  background: rgba(255, 0, 80, 0.25);
  border-color: #ff0055;
  color: #ff3377;
}

.hud-divider {
  width: 1px;
  height: 28px;
  background: rgba(0, 255, 102, 0.25);
  margin: 0 4px;
}

.meet-cluster {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 280px;
}

.meet-input {
  flex: 1;
  background: rgba(0, 10, 4, 0.65);
  border: 1px solid rgba(0, 255, 102, 0.3);
  border-radius: 8px;
  padding: 9px 14px;
  color: #ffffff;
  font-family: 'Share Tech Mono', monospace;
  font-size: 13px;
  outline: none;
}

.btn-meet-launch {
  background: linear-gradient(135deg, rgba(0, 255, 102, 0.25), rgba(0, 180, 70, 0.4));
  border: 1px solid var(--matrix-green);
  color: #ffffff;
  padding: 9px 18px;
  border-radius: 8px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}

.meet-status-tag {
  display: none;
  font-size: 11px;
  color: var(--matrix-green);
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(0, 255, 102, 0.15);
  border: 1px solid var(--matrix-green);
}

@media (max-width: 768px) {
  .hud-overlay { padding: 12px 14px; }
  .top-hud { flex-direction: column; align-items: stretch; gap: 8px; }
  .station-nav { justify-content: space-between; width: 100%; }
  .meet-cluster { width: 100%; min-width: 100%; }
  .meta-more { display: none; }
}