html,
body {
      font-family: "Noto Sans TC", sans-serif;
      margin: 0;
      padding: 0;
      background-color: #f4f4f4;
      color: #333;
      line-height: 1.7;
    }

    header {
      background-color: #1e1e1e;
      color: white;
      padding: 1em;
      text-align: center;
      position: relative;
    }

    .menu-toggle {
      position: absolute;
      left: 1em;
      top: 1em;
      font-size: 1.5em;
      background: none;
      color: white;
      border: none;
      cursor: pointer;
      display: none;
    }

    nav {
      background-color: #333;
    }

    .nav-container {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      max-width: 1000px;
      margin: 0 auto;
      padding: 0.5em 1em;
    }

    .nav-container a {
      color: #fff;
      padding: 12px 16px;
      text-decoration: none;
      white-space: nowrap;
    }

    .nav-container a:hover {
      background-color: #444;
      border-radius: 4px;
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }

      .nav-container {
        display: none;
        flex-direction: column;
        align-items: center;
      }

      .nav-container.active {
        display: flex;
      }

      .nav-container a {
        padding: 10px;
        width: 100%;
        text-align: center;
        border-top: 1px solid #444;
      }
    }

    .container {
      max-width: 1100px;
      margin: auto;
      padding: 1em;
      background-color: #fff;
    }

    .breadcrumbs {
      font-size: 0.9em;
      color: #666;
      margin: 0.5em 0 1.5em;
    }

    .meta {
      font-size: 0.9em;
      color: #777;
      margin-bottom: 1.2em;
    }

    .summary {
      background-color: #fef7f0;
      padding: 1em;
      border-left: 5px solid #ff6600;
      margin-bottom: 1.5em;
      font-size: 1.1em;
    }

    h2 {
      font-size: 1.4em;
      color: #222;
      margin-top: 1.5em;
    }

    section {
      margin-bottom: 2em;
    }

    .share a {
      margin-right: 10px;
      color: #0077cc;
      text-decoration: none;
    }

    .layout {
      display: flex;
      gap: 2em;
      flex-wrap: wrap;
    }

    .main {
      flex: 2;
      min-width: 300px;
    }

    .sidebar {
      flex: 1;
      min-width: 250px;
      background-color: #f9f9f9;
      padding: 1em;
      border: 1px solid #ddd;
      height: fit-content;
    }

    .tag-cloud a {
      display: inline-block;
      margin: 4px;
      padding: 4px 10px;
      background-color: #eee;
      border-radius: 3px;
      color: #333;
      font-size: 0.9em;
      text-decoration: none;
    }

    .tag-cloud a:hover {
      background-color: #ddd;
    }

    .ad-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 1em;
    }

    .ad-box {
      flex: 1 1 45%;
      background-color: #fafafa;
      border: 1px solid #ddd;
      padding: 1em;
      border-radius: 6px;
      text-align: center;
    }

    .ad-box img {
      max-width: 100%;
      margin-bottom: 0.5em;
    }

    @media (max-width: 768px) {
      .layout {
        flex-direction: column;
      }
      .sidebar {
        order: 2;
      }
      .ad-box {
        flex: 1 1 100%;
      }
      .summary {
        font-size: 1em;
      }
    }

    footer {
      background-color: #1e1e1e;
      color: #ccc;
      text-align: center;
      padding: 1em 0;
      font-size: 0.9em;
      margin-top: 2em;
    }