@import url('https://fonts.googleapis.com/css2?family=Fredoka:wght@400;600;700&display=swap');
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: #020a1a; overflow: hidden; font-family: 'Fredoka', 'Trebuchet MS', sans-serif; color: #e0e0e0; }

/* ── Aquarium frame ────────────────────────────────────────── */
#aquarium-frame {
  position: fixed; inset: 0; pointer-events: none; z-index: 40;
  border: 12px solid;
  border-image: linear-gradient(180deg, #8B6914 0%, #C49A2A 15%, #A07818 30%, #6B4E0E 50%, #8B6914 70%, #C49A2A 85%, #A07818 100%) 1;
  box-shadow: inset 0 0 30px rgba(0,0,0,0.5), 0 0 20px rgba(0,0,0,0.8);
}
#aquarium-frame::after {
  content: ''; position: absolute; inset: 0;
  border: 3px solid rgba(255,215,0,0.15);
}

#canvas { display: block; position: absolute; top: 0; left: 0; }

/* ── Loading screen ──────────────────────────────────────── */
#loading-screen {
  position: fixed; inset: 0; z-index: 9999;
  background: #020a1a;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px; transition: opacity 0.4s;
}
#loading-screen.hidden { opacity: 0; pointer-events: none; }
.loading-spinner {
  width: 40px; height: 40px;
  border: 3px solid rgba(96,165,250,0.2);
  border-top-color: #ffd700;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-size: 13px; color: #64748b; letter-spacing: 1px; }

/* ── Light rays (CSS overlay) ──────────────────────────────── */
#light-rays {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 2; opacity: 0.06;
  background:
    linear-gradient(25deg, transparent 40%, rgba(255,255,200,0.4) 45%, transparent 50%),
    linear-gradient(15deg, transparent 45%, rgba(255,255,200,0.3) 50%, transparent 55%),
    linear-gradient(35deg, transparent 35%, rgba(200,230,255,0.3) 40%, transparent 45%);
  animation: rayShift 12s ease-in-out infinite alternate;
}
@keyframes rayShift { 0% { transform: translateX(-5%); } 100% { transform: translateX(5%); } }

/* thought stream drawn on canvas — no CSS needed */