:root {
      --page-tg88ok-com__primary-color: #0d1a26;
      --page-tg88ok-com__secondary-color: #1a2a3a;
      --page-tg88ok-com__accent-color: #e6b300; /* Vàng */
      --page-tg88ok-com__text-color: #f0f0f0;
      --page-tg88ok-com__light-text-color: #cccccc;
      --page-tg88ok-com__border-color: #334455;
      --page-tg88ok-com__button-bg: #e6b300;
      --page-tg88ok-com__button-text: #0d1a26;
      --page-tg88ok-com__hover-bg: #ffc107;
    }

    .page-tg88ok-com {
      font-family: 'Arial', sans-serif;
      background-color: var(--page-tg88ok-com__primary-color);
      color: var(--page-tg88ok-com__text-color);
      line-height: 1.6;
      padding-top: 10px; /* Small top padding for visual spacing after header */
    }

    .page-tg88ok-com__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }

    .page-tg88ok-com__section {
      padding: 40px 20px;
      margin-bottom: 30px;
      background-color: var(--page-tg88ok-com__secondary-color);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-tg88ok-com__section--dark {
        background-color: var(--page-tg88ok-com__primary-color);
    }

    .page-tg88ok-com__heading {
      text-align: center;
      color: var(--page-tg88ok-com__accent-color);
      margin-bottom: 30px;
      font-size: 2.5em;
      font-weight: bold;
      text-transform: uppercase;
    }

    .page-tg88ok-com__subheading {
      text-align: center;
      color: var(--page-tg88ok-com__text-color);
      margin-bottom: 20px;
      font-size: 1.8em;
    }

    .page-tg88ok-com__paragraph {
      text-align: center;
      margin-bottom: 15px;
      color: var(--page-tg88ok-com__light-text-color);
    }

    /* Hero Section */
    .page-tg88ok-com__hero-section {
      text-align: center;
      padding: 60px 20px;
      background: linear-gradient(135deg, var(--page-tg88ok-com__primary-color), var(--page-tg88ok-com__secondary-color));
      border-radius: 0;
      box-shadow: none;
      margin-bottom: 0;
    }

    .page-tg88ok-com__hero-title {
      font-size: 3em;
      color: var(--page-tg88ok-com__accent-color);
      margin-bottom: 20px;
      line-height: 1.2;
    }

    .page-tg88ok-com__hero-description {
      font-size: 1.2em;
      color: var(--page-tg88ok-com__light-text-color);
      max-width: 800px;
      margin: 0 auto 30px auto;
    }

    .page-tg88ok-com__hero-image {
      max-width: 100%;
      height: auto;
      border-radius: 10px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
      margin-top: 30px;
      display: block;
      margin-left: auto;
      margin-right: auto;
    }

    /* Floating Buttons */
    .page-tg88ok-com__floating-buttons {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      background-color: rgba(13, 26, 38, 0.95);
      padding: 10px 0;
      display: flex;
      justify-content: space-around;
      align-items: center;
      box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      border-top: 1px solid var(--page-tg88ok-com__border-color);
    }

    .page-tg88ok-com__floating-button {
      background-color: var(--page-tg88ok-com__button-bg);
      color: var(--page-tg88ok-com__button-text);
      border: none;
      padding: 12px 25px;
      border-radius: 30px;
      font-size: 1.1em;
      font-weight: bold;
      cursor: pointer;
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-decoration: none;
      display: inline-block;
      text-align: center;
      line-height: 1;
    }

    .page-tg88ok-com__floating-button:hover {
      background-color: var(--page-tg88ok-com__hover-bg);
      transform: translateY(-2px);
    }
    
    .page-tg88ok-com__floating-button a {
        color: inherit;
        text-decoration: none;
    }

    /* Game Categories */
    .page-tg88ok-com__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-tg88ok-com__game-card {
      background-color: var(--page-tg88ok-com__primary-color);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      border: 1px solid var(--page-tg88ok-com__border-color);
    }

    .page-tg88ok-com__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }

    .page-tg88ok-com__game-card-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-tg88ok-com__game-card-content {
      padding: 20px;
    }

    .page-tg88ok-com__game-card-title {
      font-size: 1.5em;
      color: var(--page-tg88ok-com__accent-color);
      margin-bottom: 10px;
    }

    .page-tg88ok-com__game-card-description {
      font-size: 0.95em;
      color: var(--page-tg88ok-com__light-text-color);
    }

    /* Promotions Section */
    .page-tg88ok-com__promotion-item {
      display: flex;
      align-items: center;
      background-color: var(--page-tg88ok-com__primary-color);
      border-radius: 8px;
      padding: 20px;
      margin-bottom: 20px;
      border: 1px solid var(--page-tg88ok-com__border-color);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .page-tg88ok-com__promotion-item-icon {
      width: 100px;
      height: 100px;
      margin-right: 20px;
      border-radius: 5px;
      object-fit: cover;
      flex-shrink: 0;
    }

    .page-tg88ok-com__promotion-item-content h3 {
      color: var(--page-tg88ok-com__accent-color);
      margin-top: 0;
      margin-bottom: 10px;
      font-size: 1.3em;
    }

    .page-tg88ok-com__promotion-item-content p {
      color: var(--page-tg88ok-com__light-text-color);
      margin-bottom: 0;
    }

    /* Features / Why Choose Us */
    .page-tg88ok-com__feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-tg88ok-com__feature-card {
      background-color: var(--page-tg88ok-com__primary-color);
      border-radius: 10px;
      padding: 25px;
      text-align: center;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      border: 1px solid var(--page-tg88ok-com__border-color);
    }

    .page-tg88ok-com__feature-card-icon {
      width: 80px;
      height: 80px;
      margin-bottom: 15px;
      object-fit: contain;
      display: block;
      margin-left: auto;
      margin-right: auto;
    }

    .page-tg88ok-com__feature-card h3 {
      color: var(--page-tg88ok-com__accent-color);
      font-size: 1.4em;
      margin-bottom: 10px;
    }

    .page-tg88ok-com__feature-card p {
      color: var(--page-tg88ok-com__light-text-color);
      font-size: 0.95em;
    }

    /* Payment & Providers */
    .page-tg88ok-com__logo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      gap: 20px;
      margin-top: 30px;
      justify-items: center;
      align-items: center;
    }

    .page-tg88ok-com__logo-item {
      background-color: var(--page-tg88ok-com__primary-color);
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
      border: 1px solid var(--page-tg88ok-com__border-color);
      display: flex;
      justify-content: center;
      align-items: center;
      height: 80px;
      width: 100%;
      box-sizing: border-box;
    }

    .page-tg88ok-com__logo-image {
      max-width: 100%;
      max-height: 100%;
      object-fit: contain;
    }

    /* FAQ Section */
    .page-tg88ok-com__faq-list {
      margin-top: 30px;
      text-align: left;
    }

    .page-tg88ok-com__faq-item {
      background-color: var(--page-tg88ok-com__primary-color);
      border: 1px solid var(--page-tg88ok-com__border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .page-tg88ok-com__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: var(--page-tg88ok-com__secondary-color);
      color: var(--page-tg88ok-com__text-color);
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-tg88ok-com__faq-question h3 {
        margin: 0;
        color: var(--page-tg88ok-com__text-color);
        pointer-events: none; /* Prevent h3 from blocking click event */
        flex-grow: 1;
        text-align: left;
    }

    .page-tg88ok-com__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 15px;
      color: var(--page-tg88ok-com__accent-color);
      pointer-events: none; /* Prevent toggle icon from blocking click event */
      transition: transform 0.3s ease;
    }

    .page-tg88ok-com__faq-item.active .page-tg88ok-com__faq-toggle {
      transform: rotate(45deg);
    }

    .page-tg88ok-com__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      opacity: 0;
      background-color: var(--page-tg88ok-com__primary-color);
      color: var(--page-tg88ok-com__light-text-color);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      font-size: 0.95em;
      text-align: left;
    }

    .page-tg88ok-com__faq-item.active .page-tg88ok-com__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-tg88ok-com__container {
        padding: 15px;
      }

      .page-tg88ok-com__hero-title {
        font-size: 2.2em;
      }

      .page-tg88ok-com__hero-description {
        font-size: 1em;
      }

      .page-tg88ok-com__heading {
        font-size: 2em;
      }

      .page-tg88ok-com__subheading {
        font-size: 1.5em;
      }

      .page-tg88ok-com__floating-button {
        padding: 10px 20px;
        font-size: 1em;
      }

      .page-tg88ok-com__game-grid,
      .page-tg88ok-com__feature-grid {
        grid-template-columns: 1fr;
      }

      .page-tg88ok-com__promotion-item {
        flex-direction: column;
        text-align: center;
      }

      .page-tg88ok-com__promotion-item-icon {
        margin-right: 0;
        margin-bottom: 15px;
      }

      .page-tg88ok-com__logo-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
      }

      .page-tg88ok-com__logo-item {
        height: 70px;
      }

      /* List item mobile responsiveness */
      .page-tg88ok-com__game-grid > *,
      .page-tg88ok-com__feature-grid > *,
      .page-tg88ok-com__promotion-item,
      .page-tg88ok-com__logo-grid > *,
      .page-tg88ok-com__faq-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-tg88ok-com__game-grid,
      .page-tg88ok-com__feature-grid,
      .page-tg88ok-com__logo-grid,
      .page-tg88ok-com__faq-list {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-tg88ok-com__hero-image,
      .page-tg88ok-com__game-card-image,
      .page-tg88ok-com__promotion-item-icon,
      .page-tg88ok-com__feature-card-icon,
      .page-tg88ok-com__logo-image {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
      .page-tg88ok-com__faq-answer {
          padding: 15px !important;
      }
      .page-tg88ok-com__faq-item.active .page-tg88ok-com__faq-answer {
          padding: 20px 15px !important;
      }
    }

    @media (max-width: 480px) {
      .page-tg88ok-com__hero-title {
        font-size: 1.8em;
      }
      .page-tg88ok-com__heading {
        font-size: 1.8em;
      }
      .page-tg88ok-com__subheading {
        font-size: 1.3em;
      }
      .page-tg88ok-com__floating-buttons {
        flex-direction: column;
        gap: 10px;
        padding: 10px;
      }
      .page-tg88ok-com__floating-button {
        width: 80%;
        padding: 10px 0;
      }
    }