:root {
      --page-yo88-primary-color: #e44d26; /* A vibrant orange/red */
      --page-yo88-secondary-color: #333;
      --page-yo88-accent-color: #f7b200; /* Gold/yellow for highlights */
      --page-yo88-background-light: #f5f5f5;
      --page-yo88-background-dark: #222;
      --page-yo88-text-color-light: #fff;
      --page-yo88-text-color-dark: #333;
      --page-yo88-border-radius: 8px;
      --page-yo88-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }

    .page-yo88 {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      color: var(--page-yo88-text-color-dark);
      background-color: var(--page-yo88-background-light);
      padding-bottom: 80px; /* Space for fixed footer */
    }

    .page-yo88__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

    .page-yo88__hero-section {
      position: relative;
      background: url('[GALLERY:hero:yo88,banner,trangchu]') no-repeat center center/cover;
      color: var(--page-yo88-text-color-light);
      text-align: center;
      padding: 10px 20px 80px 20px; /* Added padding-top for fixed header */
      min-height: 400px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      box-sizing: border-box;
    }

    .page-yo88__hero-section::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.5); /* Overlay for text readability */
      z-index: 1;
    }

    .page-yo88__hero-content {
      position: relative;
      z-index: 2;
      max-width: 800px;
      margin-top: 20px; /* Adjust if header is very tall */
    }

    .page-yo88__hero-content h1 {
      font-size: 2.8em;
      margin-bottom: 15px;
      color: var(--page-yo88-text-color-light);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-yo88__hero-content p {
      font-size: 1.2em;
      margin-bottom: 30px;
      color: var(--page-yo88-text-color-light);
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    }

    .page-yo88__button {
      display: inline-block;
      background-color: var(--page-yo88-accent-color);
      color: var(--page-yo88-text-color-dark);
      padding: 12px 25px;
      border-radius: var(--page-yo88-border-radius);
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
    }

    .page-yo88__button:hover {
      background-color: #e6a100;
      transform: translateY(-2px);
    }

    .page-yo88__section {
      padding: 40px 20px;
      background-color: var(--page-yo88-background-light);
      text-align: center;
    }

    .page-yo88__section:nth-of-type(even) {
      background-color: #e9ecef;
    }

    .page-yo88__section h2 {
      font-size: 2.2em;
      color: var(--page-yo88-primary-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-yo88__section h2::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-yo88-accent-color);
      border-radius: 2px;
    }

    .page-yo88__text-content {
      max-width: 900px;
      margin: 0 auto 30px auto;
      text-align: left;
      font-size: 1.1em;
      color: var(--page-yo88-secondary-color);
    }

    .page-yo88__text-content p {
      margin-bottom: 15px;
    }

    .page-yo88__games-grid,
    .page-yo88__guide-steps {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .page-yo88__game-card,
    .page-yo88__guide-step {
      background-color: #fff;
      border-radius: var(--page-yo88-border-radius);
      box-shadow: var(--page-yo88-shadow);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-sizing: border-box;
      padding: 0; /* Important for image to fill */
    }

    .page-yo88__game-card:hover,
    .page-yo88__guide-step:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    }

    .page-yo88__game-card-image,
    .page-yo88__guide-step-image {
      width: 100%;
      height: 200px; /* Fixed height for consistency */
      object-fit: cover;
      display: block;
      border-bottom: 1px solid #eee;
    }

    .page-yo88__game-card-content,
    .page-yo88__guide-step-content {
      padding: 20px;
    }

    .page-yo88__game-card-content h3,
    .page-yo88__guide-step-content h3 {
      font-size: 1.5em;
      color: var(--page-yo88-primary-color);
      margin-bottom: 10px;
    }

    .page-yo88__game-card-content p,
    .page-yo88__guide-step-content p {
      font-size: 0.95em;
      color: var(--page-yo88-secondary-color);
    }

    .page-yo88__download-app-content {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 30px;
      max-width: 800px;
      margin: 0 auto;
    }

    .page-yo88__download-buttons {
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
      justify-content: center;
    }

    .page-yo88__qr-code {
      width: 180px;
      height: 180px;
      object-fit: contain;
      border: 5px solid #fff;
      box-shadow: var(--page-yo88-shadow);
      border-radius: var(--page-yo88-border-radius);
    }

    .page-yo88__faq-section {
      background-color: var(--page-yo88-background-light);
      padding: 40px 20px;
      text-align: center;
    }

    .page-yo88__faq-list {
      max-width: 800px;
      margin: 0 auto;
      list-style: none;
      padding: 0;
    }

    .page-yo88__faq-item {
      background-color: #fff;
      border-radius: var(--page-yo88-border-radius);
      margin-bottom: 15px;
      box-shadow: var(--page-yo88-shadow);
      overflow: hidden;
      text-align: left;
    }

    .page-yo88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 18px 25px;
      background-color: var(--page-yo88-primary-color);
      color: var(--page-yo88-text-color-light);
      font-weight: bold;
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
      border-radius: var(--page-yo88-border-radius); /* Ensure rounded corners */
    }

    .page-yo88__faq-question:hover {
      background-color: #c43c1c;
    }

    .page-yo88__faq-question h3 {
      margin: 0;
      font-size: 1.15em;
      flex-grow: 1;
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-yo88__faq-toggle {
      font-size: 1.5em;
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent span from blocking click event */
    }

    .page-yo88__faq-item.active .page-yo88__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-yo88__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      background-color: #fcfcfc;
      color: var(--page-yo88-secondary-color);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      box-sizing: border-box;
      font-size: 0.95em;
    }

    .page-yo88__faq-item.active .page-yo88__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    .page-yo88__floating-login-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-yo88-accent-color);
      color: var(--page-yo88-text-color-dark);
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.3s ease;
      font-size: 1.1em;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .page-yo88__floating-login-button:hover {
      background-color: #e6a100;
      transform: translateY(-3px);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-yo88__container {
        padding: 15px;
      }

      .page-yo88__hero-section {
        padding-top: 10px; /* Adjust for mobile fixed header */
        min-height: 300px;
      }

      .page-yo88__hero-content h1 {
        font-size: 2em;
      }

      .page-yo88__hero-content p {
        font-size: 1em;
      }

      .page-yo88__section h2 {
        font-size: 1.8em;
      }

      .page-yo88__text-content {
        font-size: 1em;
      }

      .page-yo88__games-grid,
      .page-yo88__guide-steps {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      
      .page-yo88__game-card,
      .page-yo88__guide-step {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-yo88__game-card-image,
      .page-yo88__guide-step-image {
        height: 180px;
      }

      .page-yo88__download-buttons {
        flex-direction: column;
        gap: 15px;
      }

      .page-yo88__button {
        width: 100%;
        padding: 12px 20px;
        font-size: 0.95em;
      }

      .page-yo88__qr-code {
        width: 150px;
        height: 150px;
      }

      .page-yo88__faq-question {
        padding: 15px 20px;
      }

      .page-yo88__faq-question h3 {
        font-size: 1em;
      }

      .page-yo88__faq-toggle {
        font-size: 1.3em;
      }

      .page-yo88__faq-answer {
        padding: 0 20px;
      }

      .page-yo88__faq-item.active .page-yo88__faq-answer {
        padding: 15px 20px !important;
      }

      .page-yo88__floating-login-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 1em;
      }

      /* Image responsive optimization for all images */
      .page-yo88 img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      .page-yo88__game-card-image,
      .page-yo88__guide-step-image,
      .page-yo88__qr-code {
        width: 100% !important; /* Override explicit width for full responsiveness */
        max-width: 100% !important;
        height: auto !important; /* Let height adjust naturally */
      }
    }
    
    /* Ensure all list items and containers are responsive */
    .page-yo88 ul, .page-yo88 ol {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 !important; /* Adjust as needed, but prevent excessive padding */
        margin-left: 0 !important;
        margin-right: 0 !important;
    }

    .page-yo88 ul li, .page-yo88 ol li {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
    }