.note-stack {
    position: absolute;
    width: 60px;
    height: 30px;
    cursor: default;
    transition: transform 0.2s ease;

  }
  .note {
    position: absolute;
    width: 60px;
    height: 30px;
    border-radius: 5px;
    background: linear-gradient(135deg, #e3d0a4, #c1aa6e);
    border: 1px solid #bfa94d;
    box-shadow: inset 0 0 5px #9b7f33, 0 2px 5px rgba(0,0,0,0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    font-weight: bold;
    color: #a67c00;
    font-family: 'Noto Serif', serif;
    user-select: none;
    text-shadow: 0 0 3px #d4af37, 0 0 7px #d4af37;
  }
  .note:nth-child(1) { top: 0; left: 0; z-index: 5; }
  .note:nth-child(2) { top: 3px; left: 3px; z-index: 4; }
  .note:nth-child(3) { top: 6px; left: 6px; z-index: 3; }
  .note:nth-child(4) { top: 9px; left: 9px; z-index: 2; }
  .note:nth-child(5) { top: 12px; left: 12px; z-index: 1; }

  .rupee-symbol {
    font-size: 24px;
    color: #d4af37;
    text-shadow: 0 0 5px #f0e68c, 0 0 10px #ffd700;
  }
  .bill-amount {
    font-size: 18px;
    color: #d4af37;
    text-shadow: 0 0 4px #f0e68c, 0 0 8px #ffd700;
  }

  .single-note {
    position: absolute;
    width: 60px;
    height: 30px;
    border-radius: 5px;
    background: linear-gradient(135deg, #cde1f9, #a3c1f5);
    border: 1px solid #6791d7;
    box-shadow: inset 0 0 5px #3a63a4, 0 2px 5px rgba(0,0,0,0.2);
    color: #154289;
    font-family: 'Noto Serif', serif;
    font-weight: bold;
    font-size: 20px;
    text-shadow: 0 0 5px #7fb3ff;
    display: flex;
    justify-content: center;
    align-items: center;
    user-select: none;
    transition: transform 0.2s ease;

  }

  .single-note .rupee-symbol {
    font-size: 24px;
    color: #3a63a4;
    text-shadow: 0 0 5px #7fb3ff, 0 0 10px #a9d1ff;
    margin-right: 3px;
  }
  .single-note .bill-amount {
    font-size: 18px;
    color: #3a63a4;
    text-shadow: 0 0 4px #7fb3ff, 0 0 8px #a9d1ff;
  }

  #floor-shadow {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 30px;
  background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
}

#money-ground {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh; 
  overflow: hidden;
  pointer-events: none; 
  z-index: -1;
}

#money-container {
  position: relative;
  width: 100%;
  height: 100%;
}