* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: #111; color: #fff; font-family: system-ui, -apple-system, sans-serif; overflow: hidden; height: 100vh; }
#pairing-screen { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100vh; gap: 1.5rem; }
#pairing-screen h1 { font-size: 2rem; font-weight: 300; opacity: 0.7; }
#room-code { font-size: 6rem; font-weight: 700; letter-spacing: 0.3em; font-variant-numeric: tabular-nums; }
#qr-canvas { border-radius: 12px; }
#status { font-size: 1.1rem; color: #888; }
.hint { font-size: 0.9rem; color: #555; }
#display-canvas { display: block; width: 100vw; height: 100vh; }
#connection-bar { position: fixed; top: 0; left: 0; right: 0; display: flex; justify-content: space-between; padding: 8px 16px; background: rgba(0,0,0,0.6); font-size: 0.85rem; z-index: 10; }
#conn-status { display: flex; align-items: center; gap: 6px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.status-dot.live { background: lime; }
.status-dot.stale { background: gold; }
.status-dot.disconnected { background: grey; }
.expired { color: #ff6b6b; }