:root {
  --bg: #070b16;
  --bg2: #0f1230;
  --neon-cyan: #00f2ff;
  --neon-pink: #ff2dcf;
  --neon-lime: #8bff00;
  --text: #d7ebff;
  --muted: #8fa6c7;
  --panel: rgba(10, 18, 44, 0.72);
  --line: rgba(98, 227, 255, 0.45);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 20% 10%, #14274f 0%, transparent 38%),
    radial-gradient(circle at 80% 90%, #2a0f4f 0%, transparent 34%),
    linear-gradient(145deg, var(--bg), var(--bg2));
  color: var(--text);
  font-family: Jura, "Segoe UI", sans-serif;
  overflow: hidden;
}

.fx {
  position: fixed;
  left: 50%;
  top: 50%;
  width: 240vmax;
  height: 240vmax;
  transform: translate(-50%, -50%);
  transform-origin: center;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.28;
}

.fx-a {
  background: conic-gradient(from 90deg, transparent 0deg, #00f2ff 70deg, transparent 130deg, #ff2dcf 200deg, transparent 300deg);
  animation: spin 22s linear infinite;
}

.fx-b {
  background: repeating-linear-gradient(0deg, rgba(255,255,255,.03) 0 2px, transparent 2px 6px);
  mix-blend-mode: screen;
}

@keyframes spin {
  to { transform: translate(-50%, -50%) rotate(1turn); }
}

.panel {
  width: min(620px, 95vw);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.05) inset,
    0 0 34px rgba(0, 242, 255, .18),
    0 0 60px rgba(255, 45, 207, .12);
  backdrop-filter: blur(8px);
}

.top h1 {
  margin: 0;
  font: 900 clamp(1.4rem, 4vw, 2rem) Orbitron, sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #e5fbff;
  text-shadow: 0 0 8px rgba(0, 242, 255, .9), 0 0 18px rgba(0, 242, 255, .5);
}

.top p {
  margin: .25rem 0 .8rem;
  color: var(--muted);
}

.hud {
  display: flex;
  gap: .6rem;
  align-items: center;
  margin-bottom: .8rem;
}

.chip {
  padding: .35rem .65rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: #d9ffff;
  background: rgba(0, 12, 30, .52);
  font-family: Orbitron, sans-serif;
  font-size: .85rem;
  letter-spacing: .04em;
}

.chip span {
  color: var(--neon-lime);
  margin-left: .35rem;
}

button {
  margin-left: auto;
  border: 1px solid rgba(255, 45, 207, .8);
  color: #ffe3fb;
  background: linear-gradient(140deg, rgba(255, 45, 207, .24), rgba(0, 242, 255, .2));
  border-radius: 10px;
  padding: .42rem .85rem;
  font: 700 .8rem Orbitron, sans-serif;
  letter-spacing: .07em;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 14px rgba(255,45,207,.45);
}

canvas {
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(0, 242, 255, .55);
  background: #030710;
  box-shadow: inset 0 0 24px rgba(0, 242, 255, .12);
}

.status {
  margin: .65rem 0 0;
  color: #9fc2ff;
  font-size: .95rem;
}