html,
    body {
      height: 100%;
      margin: 0;
      padding: 0;
      overflow: hidden;
    }

    .container {
      display: grid;
      display: grid;
      grid-template-columns: 1fr 1fr;
      height: 100vh;
      background: #f5f5f5;
    }

    .left-panel {
      padding: 4rem;
      padding-top: 6rem;
      padding-bottom: 1rem;
      background: #fff;
      display: flex;
      flex-direction: column;
      gap: 1rem;
      position: relative;
      min-height: 100vh;
      order: 1;
    }

    .logo-section {
      display: flex;
    }

    .logo {
      max-width: 100px;
      height: auto;
    }

    .a1 {
      max-width: 240px;
      height: auto;
    }

    .image-container {
      width: 80%;
      height: 25%;
      object-fit: fill;
      border-radius: 8px;
      cursor: pointer;
      transition: transform 0.3s;
    }

    .overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background: rgba(0, 0, 0, 0.9);
      display: none;
      justify-content: center;
      align-items: center;
      z-index: 999;
    }

    .enlarged-image {
      max-width: 90vw;
      max-height: 90vh;
      object-fit: contain;
    }

    .update-log {
      border-radius: 8px;
      overflow-y: auto;
      max-height: 45vh;
    }

    .download-section {
      display: flex;
      gap: 50px;
    }

    .log-item {
      padding: 12px;
      background: white;
      border-radius: 6px;
    }

    .download-btn {
      display: block;
      padding: 20px 20px;
      background: #23c891;
      color: rgb(255, 255, 255);
      border-radius: 15px;
      font-size: 25px;
      text-decoration: none;
      transition: transform 0.2s ease;
      width: fit-content;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    }

    .download-btn:hover {
      transform: translateX(2px);
      box-shadow: 0 3px 6px rgba(0, 0, 0, 0.12);
    }

    .video-demo-link {
      font-size: 20px;
      color: #7f7f7f;
      text-decoration: underline;
    }

    .video-demo-link:hover {
      color: #666666;
    }

    .monitor-container {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      height: 100%;
      order: 2;
    }

    .monitor {
      position: relative;
      width: 80%;
      height: 40%;
      margin: 0 auto;
      background-color: #000;
      border: 10px solid #333;
      border-radius: 20px;
      overflow: hidden;
      box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .monitor::before {
      content: '';
      position: absolute;
      top: -5px;
      left: 50%;
      transform: translateX(-50%);
      width: 20px;
      height: 20px;
      background-color: #333;
      border-radius: 50%;
      box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
    }

    .monitor::after {
      content: '';
      position: absolute;
      top: -5px;
      left: calc(50% + 30px);
      transform: translateX(-50%);
      width: 20px;
      height: 20px;
      background-color: #333;
      border-radius: 50%;
      box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
    }

    .monitor-stand {
      display: block;
      margin: 0 auto;
      width: 50%;
      height: auto;
      margin-top: -20px;
    }

    .prev-btn,
    .next-btn {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      background: rgba(0, 0, 0, 0.5);
      color: white;
      border: none;
      padding: 10px;
      cursor: pointer;
      z-index: 1000;
      font-size: 24px;
      transition: background 0.3s;
    }

    .prev-btn:hover,
    .next-btn:hover {
      background: rgba(0, 0, 0, 0.8);
    }

    .prev-btn {
      left: 10px;
    }

    .next-btn {
      right: 10px;
    } 

    .carousel {
      height: 100%;
      width: 100%;
      position: relative;
      overflow: hidden;
    }

    /* 轮播样式 */
    .carousel-item {
      position: absolute;
      width: 100%;
      height: 100%;
      background-size: contain;
      background-position: center;
      background-repeat: no-repeat;
      background-color: #f9f9f9;
      opacity: 0;
      transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .carousel-item.active {
      opacity: 1;
      z-index: 2;
    }

    .carousel-indicators {
      position: absolute;
      bottom: 10px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      justify-content: center;
      z-index: 1000;
    }

    .indicator {
      width: 10px;
      height: 10px;
      background-color: #ccc;
      border-radius: 50%;
      margin: 0 5px;
      cursor: pointer;
      transition: background-color 0.3s;
    }

    .indicator.active {
      background-color: #23c891;
    }

    #footer {
      padding: 60px 0;
      color: #7f7f7f;
    }

    @media (max-width: 768px) {
      .container {
        overflow-y: auto;
        grid-template-columns: 1fr;
        grid-auto-flow: row;
      }

      .monitor-container {
        order: 1;
        height: 68vh;
      }

      .left-panel {
        order: 2;
        min-height: auto;
      }

    }