:root {
      --primary-color: #ffcc00; /* Gold/Yellow for casino theme */
      --secondary-color: #333333; /* Dark grey */
      --text-color: #ffffff; /* White text */
      --background-dark: #1a1a1a; /* Dark background */
      --background-light: #2c2c2c; /* Slightly lighter dark background */
      --border-color: #555555;
      --button-bg: #e6b800;
      --button-text: #000000;
      --link-color: #ffdd55;
      --header-offset: 122px; /* Default offset, overridden by shared.css */
    }

    /* Base styles for the page content */
    .page-yy777-app-download-old-version {
      font-family: 'Arial', sans-serif;
      color: var(--text-color);
      background-color: var(--background-dark);
      line-height: 1.6;
      padding-bottom: 40px;
    }

    /* Hero Section */
    .page-yy777-app-download-old-version__hero-section {
      position: relative;
      padding: 10px 20px 60px; /* Small top padding, body padding-top handles main offset */
      text-align: center;
      overflow: hidden;
      background-color: var(--background-light);
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 400px;
    }

    .page-yy777-app-download-old-version__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.3;
      z-index: 1;
      max-width: 100%;
      box-sizing: border-box;
    }

    .page-yy777-app-download-old-version__hero-content {
      position: relative;
      z-index: 2;
      max-width: 900px;
      margin: 0 auto;
      box-sizing: border-box;
    }

    .page-yy777-app-download-old-version__hero-title {
      font-size: 2.8em;
      color: var(--primary-color);
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-yy777-app-download-old-version__hero-subtitle {
      font-size: 1.3em;
      color: var(--text-color);
      margin-bottom: 30px;
    }

    .page-yy777-app-download-old-version__cta-button {
      display: inline-block;
      background-color: var(--button-bg);
      color: var(--button-text);
      padding: 15px 30px;
      border-radius: 5px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-yy777-app-download-old-version__cta-button:hover {
      background-color: #ffd700;
      transform: translateY(-2px);
    }

    /* Section Styles */
    .page-yy777-app-download-old-version__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      box-sizing: border-box;
    }

    .page-yy777-app-download-old-version__section-title {
      font-size: 2.2em;
      color: var(--primary-color);
      text-align: center;
      margin-bottom: 30px;
      padding-bottom: 10px;
      position: relative;
    }

    .page-yy777-app-download-old-version__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--primary-color);
    }

    .page-yy777-app-download-old-version__text-content {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: var(--text-color);
    }

    .page-yy777-app-download-old-version__text-content p {
      margin-bottom: 15px;
    }

    .page-yy777-app-download-old-version__list {
      list-style: none;
      padding: 0;
      margin: 20px 0;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
    }

    .page-yy777-app-download-old-version__list-item {
      background-color: var(--background-light);
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      transition: transform 0.3s ease;
      box-sizing: border-box; /* Crucial for responsive lists */
    }

    .page-yy777-app-download-old-version__list-item:hover {
      transform: translateY(-5px);
    }

    .page-yy777-app-download-old-version__list-item h3 {
      color: var(--primary-color);
      margin-top: 0;
      font-size: 1.4em;
      margin-bottom: 10px;
    }

    .page-yy777-app-download-old-version__list-item p {
      color: var(--text-color);
      font-size: 0.95em;
    }

    /* Image Gallery */
    .page-yy777-app-download-old-version__image-gallery {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-yy777-app-download-old-version__gallery-item {
      background-color: var(--background-light);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      box-sizing: border-box;
    }

    .page-yy777-app-download-old-version__gallery-item img {
      width: 100%;
      height: 250px;
      object-fit: cover;
      display: block;
      max-width: 100%;
      box-sizing: border-box;
    }

    .page-yy777-app-download-old-version__gallery-caption {
      padding: 15px;
      font-size: 1em;
      color: var(--text-color);
      text-align: center;
    }

    /* FAQ Section */
    .page-yy777-app-download-old-version__faq-section {
      background-color: var(--background-light);
      padding: 60px 20px;
      max-width: 900px;
      margin: 40px auto;
      border-radius: 10px;
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
      box-sizing: border-box;
    }

    .page-yy777-app-download-old-version__faq-item {
      border-bottom: 1px solid var(--border-color);
      margin-bottom: 10px;
    }

    .page-yy777-app-download-old-version__faq-item:last-child {
      border-bottom: none;
      margin-bottom: 0;
    }

    .page-yy777-app-download-old-version__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 0;
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-yy777-app-download-old-version__faq-question:hover {
      background-color: rgba(255, 255, 255, 0.05);
    }

    .page-yy777-app-download-old-version__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: var(--text-color);
      pointer-events: none; /* Prevent h3 from blocking click event on parent div */
    }

    .page-yy777-app-download-old-version__faq-toggle {
      font-size: 1.5em;
      color: var(--primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click event on parent div */
    }

    .page-yy777-app-download-old-version__faq-item.active .page-yy777-app-download-old-version__faq-toggle {
      transform: rotate(45deg);
    }

    .page-yy777-app-download-old-version__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.3s ease;
      color: var(--text-color);
      font-size: 0.95em;
    }

    .page-yy777-app-download-old-version__faq-item.active .page-yy777-app-download-old-version__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to accommodate content */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 1024px) {
      .page-yy777-app-download-old-version__hero-title {
        font-size: 2.5em;
      }
      .page-yy777-app-download-old-version__section-title {
        font-size: 2em;
      }
    }

    @media (max-width: 768px) {
      .page-yy777-app-download-old-version__hero-section {
        padding: 10px 15px 40px;
      }
      .page-yy777-app-download-old-version__hero-title {
        font-size: 2em;
      }
      .page-yy777-app-download-old-version__hero-subtitle {
        font-size: 1.1em;
      }
      .page-yy777-app-download-old-version__section {
        padding: 30px 15px;
      }
      .page-yy777-app-download-old-version__section-title {
        font-size: 1.8em;
      }
      .page-yy777-app-download-old-version__text-content {
        font-size: 1em;
      }

      /* Responsive list items */
      .page-yy777-app-download-old-version__list {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
        padding: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-yy777-app-download-old-version__list-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 15px !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      .page-yy777-app-download-old-version__image-gallery {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
      }

      .page-yy777-app-download-old-version__gallery-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }

      .page-yy777-app-download-old-version__gallery-item img {
        height: 200px !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }

      .page-yy777-app-download-old-version__faq-section {
        padding: 40px 15px;
      }

      .page-yy777-app-download-old-version__faq-question h3 {
        font-size: 1.1em;
      }

      .page-yy777-app-download-old-version__faq-answer {
        padding: 15px 10px !important;
      }
    }

    @media (max-width: 480px) {
      .page-yy777-app-download-old-version__hero-title {
        font-size: 1.8em;
      }
      .page-yy777-app-download-old-version__hero-subtitle {
        font-size: 1em;
      }
      .page-yy777-app-download-old-version__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }
      .page-yy777-app-download-old-version__section-title {
        font-size: 1.6em;
      }
    }