body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: url('superwallpaper.gif') no-repeat center center fixed;
  background-size: cover;
  color: white;
}

#status-bar {
  display: flex;
  justify-content: space-between;
  padding: 10px 20px;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(5px);
  font-size: 14px;
}

#apps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 40px 20px;
  text-align: center;
}

.app-icon img, .dock-icon img {
  width: 60px;
  height: 60px;
  border-radius: 15px;
  background: rgba(255,255,255,0.1);
  padding: 10px;
  backdrop-filter: blur(10px);
  transition: transform 0.2s;
  cursor: pointer;
}

.app-icon img:active, .dock-icon img:active {
  transform: scale(0.95);
}

#dock {
  position: fixed;
  bottom: 0;
  width: 100%;
  display: flex;
  justify-content: space-around;
  padding: 10px;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(5px);
}

button {
  font-size: 18px;
  padding: 10px 20px;
  border: none;
  border-radius: 10px;
  background: #0af;
  color: white;
  margin-top: 20px;
  cursor: pointer;
}

.setup-screen, .app-page, .lockscreen {
  text-align: center;
  margin-top: 100px;
}

.lockscreen {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  height: 100vh;
  background: black;
  color: white;
}