the-nexus/style.css

/* === NEXUS DESIGN SYSTEM === */
:root {
  --color-bg: #020408;
  --color-primary: #00ffff;
  --color-secondary: #ff00ff;
  --color-accent: #ffff00;
  --color-text: #c0e8ff;
  --color-text-muted: #4a7a9b;
  --color-panel: rgba(0, 20, 40, 0.85);
  --color-border: rgba(0, 255, 255, 0.25);
  --font-body: 'Courier New', Courier, monospace;
}

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

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  overflow: hidden;
  width: 100vw;
  height: 100vh;
}

#canvas {
  display: block;
  width: 100vw;
  height: 100vh;
  position: fixed;
  top: 0; left: 0;
}

/* === LOADING SCREEN === */
#loading-screen {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  transition: opacity 0.8s ease;
}
#loading-screen.hidden { opacity: 0; pointer-events: none; }

.loading-inner { text-align: center; }
.loading-title {
  font-size: 2.5rem;
  color: var(--color-primary);
  letter-spacing: 0.3em;
  margin-bottom: 1.5rem;
  text-shadow: 0 0 20px var(--color-primary);
}
.loading-bar {
  width: 240px;
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  margin: 0 auto 0.75rem;
  overflow: hidden;
}
#loading-progress {
  height: 100%;
  width: 0;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width 0.3s ease;
  box-shadow: 0 0 8px var(--color-primary);
}
#loading-status {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: 0.15em;
}

/* === HUD === */
#hud {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 10;
}

#hud-title {
  position: absolute;
  top: 12px; left: 16px;
  font-size: 1rem;
  letter-spacing: 0.3em;
  color: var(--color-primary);
  text-shadow: 0 0 12px var(--color-primary);
}

#hud-top-right {
  position: absolute;
  top: 8px; right: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: auto;
}

/* Quality Indicator */
.hud-badge {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  display: flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(4px);
}
.hud-badge::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--quality-dot, var(--color-text-muted));
  box-shadow: 0 0 4px var(--quality-dot, transparent);
}
#quality-indicator.quality-high {
  --quality-dot: #00ff88;
  border-color: rgba(0, 255, 136, 0.4);
  color: #00ff88;
}
#quality-indicator.quality-low {
  --quality-dot: #ff8800;
  border-color: rgba(255, 136, 0, 0.4);
  color: #ff8800;
}
#quality-indicator.quality-detecting {
  --quality-dot: var(--color-text-muted);
  color: var(--color-text-muted);
}

#hud-hint {
  position: absolute;
  bottom: 16px; left: 50%;
  transform: translateX(-50%);
  font-size: 0.65rem;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
  pointer-events: none;
}

/* === BUTTONS === */
.hud-btn {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: border-color 0.2s, color 0.2s;
  pointer-events: auto;
}
.hud-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* === CHAT PANEL === */
#chat-panel {
  position: fixed;
  bottom: 16px; right: 16px;
  width: 320px;
  max-height: 380px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(8px);
  z-index: 20;
  transform: translateY(calc(100% + 16px));
  transition: transform 0.3s ease;
}
#chat-panel.open { transform: translateY(0); }

#chat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--color-primary);
}
#chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 8px 12px;
  font-size: 0.75rem;
  line-height: 1.5;
  min-height: 180px;
}
#chat-input-row {
  display: flex;
  gap: 6px;
  padding: 8px 12px;
  border-top: 1px solid var(--color-border);
}
#chat-input {
  flex: 1;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
  outline: none;
}
#chat-input:focus { border-color: var(--color-primary); }

#chat-toggle {
  position: fixed;
  bottom: 16px; right: 16px;
  z-index: 15;
  font-size: 1.1rem;
  padding: 8px 12px;
}
#chat-panel.open ~ #chat-toggle { opacity: 0; pointer-events: none; }

/* === AUDIO TOGGLE === */
#audio-toggle {
  font-size: 14px;
  background-color: var(--color-panel);
  color: var(--color-text);
  padding: 4px 8px;
  border-radius: 4px;
  font-family: var(--font-body);
  transition: background-color 0.3s ease;
}
#audio-toggle:hover { background-color: rgba(0, 255, 255, 0.1); }
#audio-toggle.muted { color: var(--color-text-muted); }