html,
body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', 'Noto Sans', sans-serif;
  background-color: #0f0f10;
  color: #eee;
  height: 100%;
}

#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: url('./fes25.png') center/cover no-repeat;
  position: relative;
  z-index: 0;
}

/* 暗色遮罩层 */
#app::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(5px);
  z-index: -1;
}

.main-aside {
  height: calc(100vh - 170px);
  background: rgba(20, 20, 25, 0.7);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

footer {
  text-align: start;
  padding: 1rem;
  background: rgba(20, 20, 25, 0.7);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

header {
  font-size: 1rem;
  letter-spacing: 1px;
  text-align: start;
  background: rgba(20, 20, 25, 0.7);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

footer {
  font-size: 0.9rem;
  color: #aaa;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.player-container {
  max-width: 720px;
  width: 100%;
  background: rgba(0, 0, 0, 0.75);
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
}