:root {
      --color-primary: #007bff;
      --color-secondary: #6c757d;
      --color-accent: #ffc107;
      --color-dark: #212529;
      --color-light: #f8f9fa;
      --color-white: #ffffff;
      --color-success: #28a745;
      --color-danger: #dc3545;
      --font-family-sans-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
      --spacing-unit: 1rem;
    }

    .page-thbet88 {
      font-family: var(--font-family-sans-serif);
      color: var(--color-dark);
      line-height: 1.6;
      background-color: var(--color-light);
      padding-bottom: calc(var(--spacing-unit) * 4);
    }

    .page-thbet88__section {
      padding: calc(var(--spacing-unit) * 3) var(--spacing-unit);
      margin: 0 auto;
      max-width: 1200px;
    }

    .page-thbet88__section--dark {
      background-color: var(--color-dark);
      color: var(--color-white);
    }

    .page-thbet88__section-title {
      font-size: 2.5rem;
      color: var(--color-dark);
      text-align: center;
      margin-bottom: calc(var(--spacing-unit) * 2.5);
      font-weight: 700;
    }

    .page-thbet88__section--dark .page-thbet88__section-title {
      color: var(--color-white);
    }

    .page-thbet88__section-subtitle {
      font-size: 1.8rem;
      color: var(--color-dark);
      text-align: center;
      margin-bottom: calc(var(--spacing-unit) * 2);
      font-weight: 600;
    }

    .page-thbet88__section--dark .page-thbet88__section-subtitle {
      color: var(--color-white);
    }

    .page-thbet88__text-center {
      text-align: center;
    }

    /* Hero Section */
    .page-thbet88__hero-section {
      background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('[GALLERY:hero:1920x1080:thbet88,casino,vietnam,betting]') no-repeat center center/cover;
      color: var(--color-white);
      text-align: center;
      padding: calc(var(--spacing-unit) * 5) var(--spacing-unit);
      padding-top: calc(var(--spacing-unit) + 10px); /* Adjust for potential shared header offset */
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 500px;
    }

    .page-thbet88__hero-title {
      font-size: 3.5rem;
      margin-bottom: var(--spacing-unit);
      line-height: 1.2;
      font-weight: 800;
    }

    .page-thbet88__hero-description {
      font-size: 1.3rem;
      margin-bottom: calc(var(--spacing-unit) * 2);
      max-width: 800px;
    }

    .page-thbet88__cta-button {
      background-color: var(--color-accent);
      color: var(--color-dark);
      padding: 0.8rem 2rem;
      border-radius: 5px;
      font-size: 1.2rem;
      font-weight: 700;
      text-decoration: none;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      display: inline-block;
      box-sizing: border-box;
    }

    .page-thbet88__cta-button:hover {
      background-color: #e0a800;
      transform: translateY(-2px);
    }

    /* Advantages Section */
    .page-thbet88__advantages-section {
      background-color: var(--color-white);
    }

    .page-thbet88__advantage-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: calc(var(--spacing-unit) * 2);
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .page-thbet88__advantage-item {
      background-color: var(--color-light);
      padding: calc(var(--spacing-unit) * 2);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      text-align: center;
      transition: transform 0.3s ease;
      box-sizing: border-box;
    }

    .page-thbet88__advantage-item:hover {
      transform: translateY(-5px);
    }

    .page-thbet88__advantage-icon {
      width: 100px;
      height: 100px;
      margin-bottom: var(--spacing-unit);
      display: block;
      margin-left: auto;
      margin-right: auto;
      max-width: 100%;
      height: auto;
      border-radius: 8px;
    }

    .page-thbet88__advantage-title {
      font-size: 1.5rem;
      color: var(--color-primary);
      margin-bottom: 0.5rem;
    }

    .page-thbet88__advantage-description {
      font-size: 1rem;
      color: var(--color-secondary);
    }

    /* Games Section */
    .page-thbet88__games-section {
      background-color: var(--color-light);
    }

    .page-thbet88__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: calc(var(--spacing-unit) * 1.5);
      padding: 0;
      margin: 0;
      list-style: none;
    }

    .page-thbet88__game-card {
      background-color: var(--color-white);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
      overflow: hidden;
      transition: transform 0.3s ease;
      box-sizing: border-box;
      display: flex;
      flex-direction: column;
    }

    .page-thbet88__game-card:hover {
      transform: translateY(-5px);
    }

    .page-thbet88__game-image-wrapper {
      width: 100%;
      height: 200px; /* Fixed height for consistent card appearance */
      overflow: hidden;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .page-thbet88__game-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      max-width: 100%;
    }

    .page-thbet88__game-content {
      padding: var(--spacing-unit);
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-thbet88__game-title {
      font-size: 1.3rem;
      color: var(--color-primary);
      margin-bottom: 0.5rem;
      font-weight: 600;
    }

    .page-thbet88__game-description {
      font-size: 0.95rem;
      color: var(--color-secondary);
      margin-bottom: var(--spacing-unit);
      flex-grow: 1;
    }

    .page-thbet88__game-button {
      background-color: var(--color-primary);
      color: var(--color-white);
      padding: 0.6rem 1.2rem;
      border-radius: 5px;
      font-size: 1rem;
      text-decoration: none;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
      display: block;
      text-align: center;
      box-sizing: border-box;
    }

    .page-thbet88__game-button:hover {
      background-color: #0056b3;
    }

    /* Guide Section */
    .page-thbet88__guide-section {
      background-color: var(--color-white);
    }

    .page-thbet88__guide-content {
      display: flex;
      flex-direction: column;
      gap: calc(var(--spacing-unit) * 1.5);
    }

    .page-thbet88__guide-item {
      background-color: var(--color-light);
      padding: calc(var(--spacing-unit) * 1.5);
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      box-sizing: border-box;
    }

    .page-thbet88__guide-item-title {
      font-size: 1.6rem;
      color: var(--color-primary);
      margin-bottom: var(--spacing-unit);
      font-weight: 600;
    }

    .page-thbet88__guide-item-text {
      font-size: 1rem;
      color: var(--color-dark);
    }

    /* Promotions Section */
    .page-thbet88__promotions-section {
      background-color: var(--color-dark);
      color: var(--color-white);
    }

    .page-thbet88__promotions-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: calc(var(--spacing-unit) * 2);
      padding: 0;
      margin: 0;
      list-style: none;
    }

    .page-thbet88__promotion-card {
      background-color: #343a40;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      padding: calc(var(--spacing-unit) * 1.5);
      text-align: center;
      transition: transform 0.3s ease;
      box-sizing: border-box;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 250px;
    }

    .page-thbet88__promotion-card:hover {
      transform: translateY(-5px);
    }

    .page-thbet88__promotion-title {
      font-size: 1.5rem;
      color: var(--color-accent);
      margin-bottom: 0.8rem;
    }

    .page-thbet88__promotion-description {
      font-size: 1rem;
      color: var(--color-light);
      margin-bottom: calc(var(--spacing-unit) * 1.5);
    }

    /* FAQ Section */
    .page-thbet88__faq-section {
      background-color: var(--color-white);
    }

    .page-thbet88__faq-container {
      max-width: 800px;
      margin: 0 auto;
    }

    .page-thbet88__faq-item {
      background-color: var(--color-light);
      margin-bottom: 10px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
      box-sizing: border-box;
    }

    .page-thbet88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: var(--color-white);
      color: var(--color-dark);
      cursor: pointer;
      font-size: 1.1rem;
      font-weight: 600;
      border-radius: 8px;
      transition: background-color 0.3s ease;
      user-select: none;
      box-sizing: border-box;
    }

    .page-thbet88__faq-question:hover {
      background-color: #e9ecef;
    }

    .page-thbet88__faq-question h3 {
      margin: 0;
      font-size: 1.1rem;
      flex-grow: 1;
      pointer-events: none; /* Prevent h3 from blocking click event on parent */
    }

    .page-thbet88__faq-toggle {
      font-size: 1.5rem;
      line-height: 1;
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click event on parent */
    }

    .page-thbet88__faq-item.active .page-thbet88__faq-toggle {
      transform: rotate(45deg); /* Plus to X (minus) */
    }

    .page-thbet88__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: var(--color-secondary);
      font-size: 1rem;
      opacity: 0;
      box-sizing: border-box;
    }

    .page-thbet88__faq-item.active .page-thbet88__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 992px) {
      .page-thbet88__hero-title {
        font-size: 2.8rem;
      }
      .page-thbet88__hero-description {
        font-size: 1.1rem;
      }
      .page-thbet88__section-title {
        font-size: 2rem;
      }
      .page-thbet88__section-subtitle {
        font-size: 1.5rem;
      }
    }

    @media (max-width: 768px) {
      .page-thbet88__section {
        padding: calc(var(--spacing-unit) * 2) var(--spacing-unit);
      }
      .page-thbet88__hero-section {
        padding: calc(var(--spacing-unit) * 3) var(--spacing-unit);
        padding-top: calc(var(--spacing-unit) + 10px);
        min-height: 400px;
      }
      .page-thbet88__hero-title {
        font-size: 2.2rem;
      }
      .page-thbet88__hero-description {
        font-size: 1rem;
      }
      .page-thbet88__cta-button {
        padding: 0.7rem 1.5rem;
        font-size: 1.1rem;
      }
      .page-thbet88__section-title {
        font-size: 1.8rem;
      }
      .page-thbet88__section-subtitle {
        font-size: 1.3rem;
      }

      /* List item mobile responsiveness */
      .page-thbet88__advantage-list,
      .page-thbet88__game-grid,
      .page-thbet88__promotions-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-unit);
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
      }

      .page-thbet88__advantage-item,
      .page-thbet88__game-card,
      .page-thbet88__promotion-card {
        width: 100% !important;
        max-width: 100% !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: calc(var(--spacing-unit) * 1.2) !important;
        box-sizing: border-box !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-thbet88__game-image-wrapper {
        height: 180px;
      }

      .page-thbet88__faq-question {
        font-size: 1rem;
        padding: 12px 15px;
      }
      .page-thbet88__faq-question h3 {
        font-size: 1rem;
      }
      .page-thbet88__faq-toggle {
        font-size: 1.3rem;
        margin-left: 10px;
      }
      .page-thbet88__faq-answer {
        padding: 0 15px;
        font-size: 0.95rem;
      }
      .page-thbet88__faq-item.active .page-thbet88__faq-answer {
        padding: 15px !important;
      }
    }

    @media (max-width: 480px) {
      .page-thbet88__hero-title {
        font-size: 1.8rem;
      }
      .page-thbet88__hero-description {
        font-size: 0.9rem;
      }
      .page-thbet88__cta-button {
        padding: 0.6rem 1.2rem;
        font-size: 1rem;
      }
      .page-thbet88__section-title {
        font-size: 1.6rem;
      }
      .page-thbet88__section-subtitle {
        font-size: 1.2rem;
      }
    }