*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --cm-ink: #1a1020;
  --cm-pink: #ff5a9a;
  --cm-lime: #b8f040;
  --cm-cyan: #40e0ff;
}
body {
  background: var(--cm-ink);
  color: #f0e8f8;
  font-family: 'Syne Mono', ui-monospace, monospace;
  overflow: hidden;
  height: 100vh;
  height: 100dvh;
}
#cm-app { position: relative; width: 100vw; height: 100vh; height: 100dvh; }
#cm-canvas { display: block; width: 100%; height: 100%; }
#cm-hud {
  position: absolute; top: 0; left: 0; right: 0; z-index: 10;
  display: flex; align-items: center; gap: 1rem; padding: 0.7rem 1rem;
  background: linear-gradient(to bottom, rgba(26,16,32,0.92), transparent);
  font-size: 0.75rem; pointer-events: none;
}
#cm-prog { font-family: 'Bungee', sans-serif; color: var(--cm-lime); font-size: 1rem; }
.cm-meter { display: flex; flex-direction: column; gap: 0.2rem; min-width: 160px; }
.cm-meter span { opacity: 0.6; font-size: 0.65rem; letter-spacing: 0.08em; text-transform: uppercase; }
.cm-bar { height: 8px; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,90,154,0.4); }
#cm-blend { height: 100%; width: 0%; background: linear-gradient(90deg, var(--cm-cyan), var(--cm-pink), #fff); transition: width 0.05s linear; }
#cm-status { flex: 1; text-align: right; opacity: 0.7; }
.cm-screen {
  position: absolute; inset: 0; display: none; flex-direction: column;
  align-items: center; justify-content: center; text-align: center; padding: 1.5rem;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(255,90,154,0.14), transparent 45%),
    radial-gradient(ellipse at 70% 70%, rgba(184,240,64,0.1), transparent 40%),
    rgba(26,16,32,0.94);
  z-index: 30;
}
.cm-screen.active { display: flex; }
.cm-credit { font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase; opacity: 0.55; margin-bottom: 0.6rem; }
#cm-start h1, #cm-over h2 {
  font-family: 'Bungee', sans-serif;
  font-size: clamp(1.8rem, 8vw, 3.6rem);
  color: var(--cm-lime);
  text-shadow: 4px 4px 0 #402060, -2px 0 0 var(--cm-pink);
  margin-bottom: 0.85rem;
}
.cm-tagline { max-width: 34rem; color: var(--cm-pink); margin-bottom: 0.9rem; line-height: 1.45; }
.cm-sub { max-width: 30rem; opacity: 0.85; line-height: 1.55; margin-bottom: 1.3rem; font-size: 0.9rem; }
#cm-play-btn, #cm-retry-btn {
  font-family: 'Bungee', sans-serif; font-size: 0.95rem; letter-spacing: 0.08em;
  padding: 0.85rem 1.6rem; border: 3px solid var(--cm-lime); background: #201028; color: var(--cm-lime);
  cursor: pointer; box-shadow: 5px 5px 0 #602040;
}
#cm-play-btn:hover, #cm-retry-btn:hover { background: #302040; transform: translate(-2px,-2px); }
.cm-controls { margin-top: 1rem; font-size: 0.72rem; opacity: 0.5; }
.cm-controls kbd { border: 1px solid rgba(184,240,64,0.4); padding: 0.1rem 0.35rem; }
#cm-over-msg { max-width: 28rem; margin-bottom: 1.2rem; line-height: 1.5; }
.cm-exit {
  position: absolute; top: 0.75rem; right: 0.85rem; z-index: 50;
  color: rgba(240,232,248,0.55); text-decoration: none; font-size: 0.75rem;
}
.cm-exit:hover { color: var(--cm-lime); }