.container {
  --note-color: #2a2a2a;
  
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

.inline {
  position: relative;
  width: 100%;
  height: 100%;
}

.note {
  position: absolute;
  color: var(--note-color);
  opacity: 0.3;
  animation: noteDrift 20s linear infinite;
}

/* Note variations */
.note1 { font-size: 1.5rem; }
.note2 { font-size: 2rem; }
.note3 { font-size: 1.8rem; }
.note4 { font-size: 1.2rem; }
.note5 { font-size: 3rem; }
.note6 { font-size: 2.5rem; }

@keyframes noteDrift {
  0%, 100% { 
    transform: translateY(0) rotate(0deg); 
    opacity: 0.3; 
  }
  25% { 
    transform: translateY(-20px) rotate(5deg); 
    opacity: 0.5; 
  }
  50% { 
    transform: translateY(0) rotate(0deg); 
    opacity: 0.3; 
  }
  75% { 
    transform: translateY(20px) rotate(-5deg); 
    opacity: 0.5; 
  }
}

/* Falling animation */
.falling .note {
  animation: noteFall 15s linear infinite;
}

@keyframes noteFall {
  0% { 
    transform: translateY(-100%) rotate(0deg); 
    opacity: 0;
  }
  10% {
    opacity: 0.4;
  }
  90% {
    opacity: 0.4;
  }
  100% { 
    transform: translateY(100vh) rotate(360deg); 
    opacity: 0;
  }
}

/* Swirling animation */
.swirling .note {
  animation: noteSwirl 25s ease-in-out infinite;
}

@keyframes noteSwirl {
  0%, 100% { 
    transform: translate(0, 0) rotate(0deg) scale(1);
    opacity: 0.2;
  }
  25% { 
    transform: translate(30px, -40px) rotate(90deg) scale(1.1);
    opacity: 0.5;
  }
  50% { 
    transform: translate(0, 0) rotate(180deg) scale(1);
    opacity: 0.3;
  }
  75% { 
    transform: translate(-30px, 40px) rotate(270deg) scale(0.9);
    opacity: 0.5;
  }
}

/* Rising animation */
.rising .note {
  animation: noteRise 20s ease-in-out infinite;
}

@keyframes noteRise {
  0% { 
    transform: translateY(100vh) scale(0.5);
    opacity: 0;
  }
  20% {
    opacity: 0.4;
  }
  80% {
    opacity: 0.4;
  }
  100% { 
    transform: translateY(-100%) scale(1.5);
    opacity: 0;
  }
}

/* Staff lines */
.staff {
  position: absolute;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0.1;
}

.staffLine {
  height: 1px;
  background: var(--note-color);
}

.staffTop {
  top: 15%;
}

.staffBottom {
  bottom: 15%;
}

/* Variants */
.ash { --note-color: #2a2a2a; }
.silver { --note-color: #888888; }
.gold { --note-color: #c9a227; }
.blood { --note-color: #6b1010; }
.ivory { --note-color: #e8e8e8; }

/* Density */
.sparse .note { animation-duration: 30s; }
.normal .note { animation-duration: 20s; }
.dense .note { animation-duration: 12s; }