.zoomer-wrapper {
  width: 100%;
  max-width: 1000px;
  background: #151820;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* Controls */
.controls-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: center;
}

button,
input[type="file"] {
  background: #2a2f3b;
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 10px 18px;
  font-weight: 600;
  cursor: pointer;
  font-size: 14px;
}

button:hover {
  background: #3a3f4b;
}

input[type="range"] {
  width: 220px;
}

/* Sheet container */
#sheetMusic {
  width: 100%;
  height: 800px;
  border-radius: 12px;
  background: #ffffff;
  border: 1px solid #2a2f3b;
  overflow: auto;
  padding: 10px;
}

/* Make SVG responsive */
#sheetMusic svg {
  width: 100%;
  height: auto;
}

/* Mobile */
@media (max-width: 600px) {
  .zoomer-wrapper {
    padding: 16px;
  }

  #sheetMusic {
    height: 600px;
  }

  input[type="range"] {
    width: 160px;
  }
}