/* ─── Atmos: Ocean canvas ────────────────────────────────────────── */
#ocean-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  display: block;
}

/* ─── Beats sit above the canvas ────────────────────────────────── */
#intro-beat,
#generate-beat,
#worksheet-beat {
  position: relative;
  z-index: 1;
}

/* ─── Site header: frosted glass over the ocean ─────────────────── */
#site-header {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* ─── Form sections: warm cream translucent panels ──────────────── */
.form-section {
  background: rgba(250, 246, 238, 0.90);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ─── Helper key: readable over the water ───────────────────────── */
.helper-key {
  background: rgba(223, 233, 243, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: 8px;
  padding: 12px 16px;
}

/* Skill counter + floating buttons use the liquid-glass styles in styles.css */

/* ─── Worksheet output: keep opaque — this is a print document ──── */
#worksheet {
  background: rgba(255, 255, 255, 0.97);
}

/* ─── Print: hide canvas ─────────────────────────────────────────── */
@media print {
  #ocean-canvas { display: none !important; }
}