:root {
  --bg: #060815;
  --bg-soft: #0d1230;
  --panel: #0f1738;
  --panel-2: #141f47;
  --line: #2d3b73;
  --text: #d9e4ff;
  --muted: #8fa2d7;
  --cyan: #5df8ff;
  --magenta: #ff58ce;
  --amber: #ffc766;
  --green: #6eff9f;
  --danger: #ff6e86;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 15% 10%, rgba(93, 248, 255, 0.12), transparent 35%),
    radial-gradient(circle at 80% 0%, rgba(255, 88, 206, 0.12), transparent 40%),
    var(--bg);
  color: var(--text);
}

.cabinet {
  width: min(1180px, calc(100% - 2rem));
  margin: 1.25rem auto 2rem;
}

.topbar {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: linear-gradient(160deg, rgba(20, 31, 71, 0.92), rgba(10, 14, 36, 0.92));
  padding: 1.1rem 1.25rem;
  box-shadow: 0 0 30px rgba(93, 248, 255, 0.08);
}

.kicker {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--cyan);
}

h1 {
  margin: 0;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  letter-spacing: 0.02em;
}

.subtitle {
  margin: 0.45rem 0 0;
  max-width: 80ch;
  color: var(--muted);
}

.layout {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: 2.25fr 1fr;
  gap: 1rem;
}

.stage-panel,
.hud-panel {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: linear-gradient(180deg, rgba(19, 29, 66, 0.95), rgba(8, 11, 28, 0.95));
}

.stage-panel {
  padding: 0.75rem;
}

canvas {
  width: 100%;
  height: auto;
  border: 1px solid rgba(93, 248, 255, 0.35);
  border-radius: 0.7rem;
  background: #040611;
  display: block;
}

.status {
  margin: 0.75rem 0 0;
  padding: 0.62rem 0.7rem;
  border-radius: 0.65rem;
  border: 1px solid rgba(93, 248, 255, 0.2);
  color: var(--muted);
  background: rgba(7, 10, 25, 0.75);
  min-height: 2.8rem;
}

.hud-panel {
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.72rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
}

.stat {
  border: 1px solid rgba(93, 248, 255, 0.18);
  border-radius: 0.62rem;
  background: rgba(8, 14, 36, 0.82);
  padding: 0.52rem 0.58rem;
}

.stat span {
  display: block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.stat strong {
  display: block;
  margin-top: 0.18rem;
  font-size: 1.02rem;
}

.controls,
.route-controls {
  display: grid;
  gap: 0.52rem;
}

button {
  border: 1px solid transparent;
  border-radius: 0.62rem;
  padding: 0.64rem 0.74rem;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  color: #081223;
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.primary {
  background: linear-gradient(180deg, #82faff, #3acde5);
}

.ghost {
  color: var(--text);
  background: rgba(12, 19, 44, 0.9);
  border-color: rgba(93, 248, 255, 0.35);
}

.route-btn {
  color: #091220;
}

.route-a {
  background: linear-gradient(180deg, #62e7ff, #3fb8d8);
}

.route-b {
  background: linear-gradient(180deg, #ffd46f, #dca442);
}

.route-c {
  background: linear-gradient(180deg, #ff84d5, #d057ab);
}

.tips {
  border: 1px dashed rgba(143, 162, 215, 0.45);
  border-radius: 0.62rem;
  background: rgba(7, 10, 24, 0.7);
  padding: 0.55rem 0.65rem;
}

.tips p {
  margin: 0.4rem 0;
  color: #bccbf3;
  font-size: 0.9rem;
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .cabinet {
    width: calc(100% - 1rem);
    margin-top: 0.5rem;
  }
}