* {
  box-sizing: border-box;
  font-family: system-ui, sans-serif;
}

body {
  margin: 0;
  background: #121212;
  color: #fff;
}

header {
  padding: 16px;
  background: #000;
  position: sticky;
  top: 0;
  z-index: 10;
}

h1 {
  margin: 0 0 10px;
  color: #1DB954;
}

input {
  width: 100%;
  padding: 10px;
  border-radius: 20px;
  border: none;
  outline: none;
  margin-bottom: 8px;
}

.filters {
  display: flex;
  gap: 8px;
}

select, button {
  padding: 8px;
  border-radius: 12px;
  border: none;
}

button {
  background: #1DB954;
  color: #000;
  font-weight: bold;
}

main {
  padding: 16px;
  padding-bottom: 130px;
}

.track {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: 10px;
  background: #181818;
  margin-bottom: 8px;
  cursor: pointer;
}

.track:hover {
  background: #282828;
}

.track img {
  width: 48px;
  height: 48px;
  border-radius: 6px;
}

.track-title {
  font-weight: bold;
}

.track-artist {
  font-size: 12px;
  opacity: 0.7;
}

.source {
  font-size: 10px;
  opacity: 0.4;
}

.fav {
  margin-left: auto;
  font-size: 18px;
}

#player-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #000;
  padding: 10px;
}

#audio {
  width: 100%;
}

@media (min-width: 768px) {
  main {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}