:root {
  --bg-1: #f4f5f7;
  --bg-2: #eef0f4;
  --bg-3: #e6e8ee;
  --ink: #22262f;
  --accent: #ffb02e;
  --accent-2: #4aa3ff;
}

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

body {
  min-height: 100vh;
  font-family: "JetBrains Mono", monospace;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 10%, rgba(255, 176, 46, 0.18), transparent 45%),
    radial-gradient(circle at 80% 25%, rgba(74, 163, 255, 0.18), transparent 45%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2) 55%, var(--bg-3));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.page {
  width: min(980px, 100%);
  display: grid;
  gap: 18px;
}

.hero {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.hero h1 {
  font-family: "Black Han Sans", sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: 1px;
  color: var(--accent);
}

.hero p {
  font-size: 0.95rem;
  opacity: 0.75;
}

.stage {
  position: relative;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(0, 0, 0, 0.08);
  padding: 18px;
  backdrop-filter: blur(4px);
  box-shadow: 0 24px 60px rgba(34, 38, 47, 0.18);
}

.hud-note {
  position: absolute;
  right: 20px;
  bottom: 14px;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: rgba(34, 38, 47, 0.55);
  pointer-events: none;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: linear-gradient(180deg, rgba(245, 246, 249, 0.98), rgba(232, 235, 242, 0.98));
}

.footer {
  display: flex;
  justify-content: flex-end;
  font-size: 0.75rem;
  opacity: 0.5;
}

@media (max-width: 600px) {
  .hero {
    flex-direction: column;
    align-items: flex-start;
  }
}