body {
      margin: 0;
      padding: 0;
      background-color: black;
      color: white;
      font-family: Arial, sans-serif;
      height: 100vh;
      overflow: hidden;
    }

    h1 {
      text-align: center;
      margin-top: 30px;
      margin-bottom: 20px;
      font-size: 3rem;
    }

    .back-link {
      position: fixed;
      top: 20px;
      left: 20px;
      color: red;
      text-decoration: none;
      font-size: 1.2rem;
      z-index: 100;
    }

    .back-link:hover {
      text-decoration: underline;
    }

    .mix-artist-date {
      position: fixed;
      top: 200px;
      left: 200px;
      color: black;
      font-size: 2rem;
      font-weight: bold;
      font-family: 'Times New Roman', Times, serif;
      transform: scaleX(0.81);
      margin: 0;
      z-index: 50;
      border: 2px solid red;
      padding: 8px 12px;
      background-color: red;
    }

    .mix-image-container {
      display: flex;
      justify-content: center;
      margin-bottom: 20px;
    }

    .mix-image {
      width: auto;
      max-width: 400px;
      max-height: 250px;
      height: auto;
    }

    /* Golden ratio vertical divider */
    .content-wrapper {
      position: fixed;
      left: 0;
      right: 0;
      top: 380px;
      bottom: 90px;
      display: flex;
    }

    .content-container {
      width: 61.8%;
      border-right: 1px solid red;
      padding: 20px;
      padding-right: 30px;
      overflow-y: auto;
      scrollbar-width: none;
      -ms-overflow-style: none;
    }

    .content-container::-webkit-scrollbar {
      display: none;
    }

    .mix-description {
      color: white;
      font-size: 1.2rem;
      line-height: 1.6;
    }

    .tracklist-container {
      width: 38.2%;
      padding: 20px;
      padding-left: 30px;
      display: flex;
      flex-direction: column;
    }

    .tracklist-title {
      color: red;
      font-size: 1.5rem;
      margin-bottom: 15px;
      margin-top: 0;
      flex-shrink: 0;
    }

    .tracklist-scroll {
      overflow-y: auto;
      scrollbar-width: none;
      -ms-overflow-style: none;
      flex-grow: 1;
    }

    .tracklist-scroll::-webkit-scrollbar {
      display: none;
    }

    .tracklist {
      list-style-type: none;
      padding: 0;
      margin: 0;
      color: white;
      font-size: 1rem;
      line-height: 1.6;
    }

    .tracklist li {
      margin-bottom: 8px;
    }

    .player-container {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background-color: rgba(0, 0, 0, 0.95);
      border-top: 1px solid red;
      padding: 15px;
      display: flex;
      align-items: center;
      gap: 15px;
      z-index: 200;
    }

    /* Hide mobile waveform on desktop */
    .mobile-waveform-container {
      display: none;
    }

    .play-button {
      background: none;
      border: none;
      width: 50px;
      height: 50px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0;
      position: relative;
      flex-shrink: 0;
    }

    .play-button:hover {
      opacity: 0.8;
    }

    .play-button::before {
      content: '';
      position: absolute;
      width: 0;
      height: 0;
      border-style: solid;
    }

    .play-button.play::before {
      border-width: 10px 0 10px 17px;
      border-color: transparent transparent transparent white;
      margin-left: 4px;
    }

    .play-button.pause::before {
      width: 8px;
      height: 20px;
      background: white;
      border: none;
      position: absolute;
      left: 12px;
    }

    .play-button.pause::after {
      content: '';
      position: absolute;
      width: 8px;
      height: 20px;
      background: white;
      left: 30px;
    }

    .player-info {
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .player-title {
      color: red;
      font-size: 1.1rem;
      margin-bottom: 5px;
    }

    .player-time {
      color: white;
      font-size: 0.9rem;
      margin-bottom: 10px;
    }

    .progress-bar {
      width: 100%;
      height: 12px;
      background-color: #333;
      position: relative;
      cursor: pointer;
      border-radius: 6px;
    }

    .progress-fill {
      height: 100%;
      width: 0%;
      background-color: red;
      border-radius: 6px;
    }

    /* Mobile Responsive Design */
    @media (max-width: 767px) {
      body {
        overflow-y: auto;
        height: auto;
        min-height: 100vh;
      }

      h1 {
        font-size: 2rem;
        margin-top: 60px;
        margin-bottom: 15px;
      }

      .back-link {
        font-size: 1rem;
        top: 15px;
        left: 15px;
        z-index: 1000;
      }

      /* Hide waveform in header on mobile - it will be moved to player */
      .waveform-container {
        display: none;
      }

      .mix-artist-date {
        position: absolute;
        top: 200px;
        left: 90px;
        font-size: 1.3rem;
        font-weight: bold;
        font-family: 'Times New Roman', Times, serif;
        font-stretch: condensed;
        transform: scaleX(0.79);
        z-index: 50;
        border: 2px solid red;
        padding: 6px 10px;
        background-color: red;
        color: black;
      }

      .mix-image {
        max-width: 90%;
        max-height: 200px;
      }

      /* Change content wrapper to be responsive */
      .content-wrapper {
        position: relative;
        top: auto;
        bottom: auto;
        left: auto;
        right: auto;
        display: flex;
        flex-direction: column;
        padding: 0 15px 80px;
      }

      .content-container {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid red;
        padding: 15px 0;
        padding-right: 0;
        overflow-y: visible;
      }

      .tracklist-container {
        width: 100%;
        padding: 15px 0 0;
        padding-left: 0;
      }

      .tracklist-title {
        font-size: 1.3rem;
        margin-bottom: 10px;
      }

      .tracklist-scroll {
        max-height: 300px;
        overflow-y: auto;
      }

      .mix-description {
        font-size: 1rem;
        line-height: 1.5;
      }

      .tracklist {
        font-size: 0.9rem;
      }

      .tracklist li {
        margin-bottom: 6px;
      }

      /* Adjust player for mobile */
      .player-container {
        padding: 10px 15px;
        gap: 10px;
      }

      .play-button {
        width: 40px;
        height: 40px;
      }

      .player-title {
        font-size: 1rem;
      }

      .player-time {
        font-size: 0.8rem;
        margin-bottom: 8px;
      }

      .progress-bar {
        height: 10px;
      }

      /* Adjust play button size for mobile */
      .play-button.play::before {
        border-width: 8px 0 8px 14px;
        margin-left: 3px;
      }

      .play-button.pause::before {
        width: 6px;
        height: 16px;
        left: 10px;
      }

      .play-button.pause::after {
        width: 6px;
        height: 16px;
        left: 24px;
      }

      /* Mobile waveform in player */
      .player-container {
        position: relative;
      }

      .mobile-waveform-container {
        position: absolute;
        top: 50%;
        right: 5px;
        width: 30px;
        height: 80px;
        z-index: 10;
        transform: translateY(-50%);
      }

      .mobile-waveform-container #mobile-waveform-canvas {
        width: 100%;
        height: 100%;
        background: transparent;
        border: none;
        transform: rotate(90deg);
      }

      .mobile-waveform-container .waveform-toggle {
        display: none;
      }

      /* Show mobile waveform only on mobile */
      .mobile-waveform-container {
        display: block;
      }
    }