* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: sans-serif;
  display: flex;
  flex-direction: column;
  height: 100vh;
  background-color: #f9f9f9;
}

header {
  padding: 1rem;
  background: #005a87;
  color: white;
}

h1 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

#searchInput {
  width: 100%;
  padding: 0.5rem;
  font-size: 1rem;
  border: none;
  border-radius: 4px;
}

.scrollable-library {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  background: white;
}

.folder {
  margin-bottom: 1rem;
}

.folder-name {
  font-weight: bold;
  margin-bottom: 0.5rem;
  color: #333;
}

.track {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid #eee;
  transition: background 0.2s;
}

.track.playing {
  background-color: #e6f7ff;
  border-left: 4px solid #007bff;
}

.track button {
  background: #007bff;
  color: white;
  border: none;
  border-radius: 3px;
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  font-size: 0.85rem;
}

.track button:hover {
  background-color: #0056b3;
}

footer {
  position: sticky;
  bottom: 0;
  background: #eee;
  padding: 0.5rem;
  border-top: 1px solid #ccc;
}

audio {
  width: 100%;
}

.now-playing {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  text-align: center;
  color: #333;
  font-weight: 500;
}