:root {
      --page-18vn__primary-color: #e44d26; /* Cam đỏ */
      --page-18vn__secondary-color: #f7b731; /* Vàng cam */
      --page-18vn__dark-background: #1a1a1a;
      --page-18vn__light-background: #f8f8f8;
      --page-18vn__text-color: #333;
      --page-18vn__light-text-color: #ffffff;
      --page-18vn__border-radius: 8px;
      --page-18vn__spacing-unit: 20px;
    }

    .page-18vn {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-18vn__text-color);
      background-color: var(--page-18vn__light-background);
    }

    .page-18vn__section {
      padding: var(--page-18vn__spacing-unit) 15px;
      margin-bottom: var(--page-18vn__spacing-unit);
      text-align: center;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-18vn__hero-section {
      background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('[GALLERY:hero:1920x1080:betting,casino,vietnam,promotions]') no-repeat center center/cover;
      color: var(--page-18vn__light-text-color);
      padding: 10px 15px 80px 15px; /* Small padding-top, assuming body handles main offset */
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 500px;
      text-align: center;
    }

    .page-18vn__hero-title {
      font-size: 2.8em;
      margin-bottom: var(--page-18vn__spacing-unit);
      color: var(--page-18vn__secondary-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-18vn__hero-description {
      font-size: 1.2em;
      margin-bottom: var(--page-18vn__spacing-unit) * 1.5;
      max-width: 800px;
    }

    .page-18vn__cta-buttons {
      display: flex;
      gap: var(--page-18vn__spacing-unit);
      flex-wrap: wrap;
      justify-content: center;
    }

    .page-18vn__button {
      background-color: var(--page-18vn__primary-color);
      color: var(--page-18vn__light-text-color);
      padding: 15px 30px;
      border: none;
      border-radius: var(--page-18vn__border-radius);
      font-size: 1.1em;
      cursor: pointer;
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-decoration: none;
      display: inline-block;
      text-align: center;
    }

    .page-18vn__button:hover {
      background-color: #c93a1a;
      transform: translateY(-2px);
    }

    .page-18vn__button--secondary {
      background-color: var(--page-18vn__secondary-color);
      color: var(--page-18vn__dark-background);
    }

    .page-18vn__button--secondary:hover {
      background-color: #e0a32a;
    }

    .page-18vn__heading {
      font-size: 2em;
      color: var(--page-18vn__primary-color);
      margin-bottom: var(--page-18vn__spacing-unit) * 1.5;
      position: relative;
      padding-bottom: 10px;
    }

    .page-18vn__heading::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--page-18vn__secondary-color);
      border-radius: 2px;
    }

    .page-18vn__text-content {
      font-size: 1.05em;
      margin-bottom: var(--page-18vn__spacing-unit);
      text-align: left;
    }

    .page-18vn__text-content p {
        margin-bottom: 1em;
    }

    .page-18vn__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: var(--page-18vn__spacing-unit);
      margin-top: var(--page-18vn__spacing-unit);
    }

    .page-18vn__card {
      background-color: #ffffff;
      border-radius: var(--page-18vn__border-radius);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      padding: var(--page-18vn__spacing-unit);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      box-sizing: border-box; /* Ensure padding/border are included in width */
    }

    .page-18vn__card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    }

    .page-18vn__card-image-wrapper {
      width: 100%;
      max-width: 100%;
      height: auto;
      overflow: hidden;
      border-radius: var(--page-18vn__border-radius);
      margin-bottom: 15px;
      box-sizing: border-box;
    }

    .page-18vn__card-image {
      max-width: 100%;
      height: auto;
      display: block;
      border-radius: var(--page-18vn__border-radius);
    }

    .page-18vn__card-title {
      font-size: 1.3em;
      color: var(--page-18vn__primary-color);
      margin-bottom: 10px;
    }

    .page-18vn__card-description {
      font-size: 0.95em;
      color: var(--page-18vn__text-color);
      flex-grow: 1; /* Allow description to take available space */
    }

    .page-18vn__list {
      list-style: none;
      padding: 0;
      margin: 0 auto;
      max-width: 800px;
      text-align: left;
    }

    .page-18vn__list-item {
      background-color: #ffffff;
      border: 1px solid #eee;
      border-radius: var(--page-18vn__border-radius);
      padding: 15px;
      margin-bottom: 10px;
      display: flex;
      align-items: flex-start;
      gap: 10px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
      box-sizing: border-box;
      word-wrap: break-word; /* Ensure text wraps */
      overflow-wrap: break-word; /* Ensure text wraps */
    }

    .page-18vn__list-item::before {
      content: '✓';
      color: var(--page-18vn__primary-color);
      font-weight: bold;
      font-size: 1.2em;
      margin-right: 8px;
    }

    .page-18vn__partners-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: var(--page-18vn__spacing-unit);
      margin-top: var(--page-18vn__spacing-unit);
    }

    .page-18vn__partner-item {
      background-color: #ffffff;
      border-radius: var(--page-18vn__border-radius);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      padding: 15px;
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 100px;
      box-sizing: border-box;
    }

    .page-18vn__partner-logo {
      max-width: 100%;
      height: auto;
      display: block;
      max-height: 80px;
    }

    /* FAQ Section */
    .page-18vn__faq-section {
      background-color: var(--page-18vn__dark-background);
      color: var(--page-18vn__light-text-color);
      padding: var(--page-18vn__spacing-unit) 15px;
    }

    .page-18vn__faq-heading {
      color: var(--page-18vn__secondary-color);
      font-size: 2em;
      margin-bottom: var(--page-18vn__spacing-unit) * 1.5;
      position: relative;
      padding-bottom: 10px;
    }

    .page-18vn__faq-heading::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--page-18vn__primary-color);
      border-radius: 2px;
    }

    .page-18vn__faq-container {
      max-width: 800px;
      margin: 0 auto;
      text-align: left;
    }

    .page-18vn__faq-item {
      background-color: #2c2c2c;
      border-radius: var(--page-18vn__border-radius);
      margin-bottom: 10px;
      overflow: hidden;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .page-18vn__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      user-select: none;
      background-color: #3a3a3a;
      transition: background-color 0.3s ease;
    }

    .page-18vn__faq-question:hover {
      background-color: #4a4a4a;
    }

    .page-18vn__faq-question h3 {
      margin: 0;
      font-size: 1.15em;
      color: var(--page-18vn__light-text-color);
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-18vn__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-18vn__secondary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click event */
    }

    .page-18vn__faq-item.active .page-18vn__faq-toggle {
      transform: rotate(45deg); /* Change '+' to 'x' or similar */
      color: var(--page-18vn__primary-color);
    }

    .page-18vn__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: #ccc;
      font-size: 0.95em;
    }

    .page-18vn__faq-item.active .page-18vn__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important;
      opacity: 1;
    }

    /* Floating Buttons */
    .page-18vn__floating-buttons {
      position: fixed;
      bottom: var(--page-18vn__spacing-unit);
      right: var(--page-18vn__spacing-unit);
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .page-18vn__floating-button {
      background-color: var(--page-18vn__primary-color);
      color: var(--page-18vn__light-text-color);
      padding: 12px 20px;
      border-radius: 50px;
      font-size: 1em;
      text-align: center;
      text-decoration: none;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.2s ease;
      white-space: nowrap; /* Prevent text wrapping */
    }

    .page-18vn__floating-button:hover {
      background-color: #c93a1a;
      transform: translateY(-3px);
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-18vn__hero-title {
        font-size: 2em;
      }

      .page-18vn__hero-description {
        font-size: 1em;
      }

      .page-18vn__heading,
      .page-18vn__faq-heading {
        font-size: 1.8em;
      }

      .page-18vn__cta-buttons {
        flex-direction: column;
        gap: 15px;
      }

      .page-18vn__button {
        width: 100%;
        padding: 12px 20px;
        font-size: 1em;
      }

      .page-18vn__grid {
        grid-template-columns: 1fr;
      }

      .page-18vn__list {
        padding: 0 10px;
      }

      .page-18vn__list-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 12px 15px !important;
      }

      .page-18vn__card-image-wrapper,
      .page-18vn__card-image,
      .page-18vn__partner-logo {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      .page-18vn__partners-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-18vn__floating-buttons {
        bottom: 15px;
        right: 15px;
        left: 15px; /* Center for mobile */
        flex-direction: row;
        justify-content: space-around;
        gap: 10px;
        width: auto;
      }

      .page-18vn__floating-button {
        flex: 1;
        padding: 10px 15px;
        font-size: 0.9em;
      }

      .page-18vn__faq-question {
        padding: 12px 15px;
      }

      .page-18vn__faq-question h3 {
        font-size: 1em;
      }

      .page-18vn__faq-answer {
        padding: 0 15px;
      }

      .page-18vn__faq-item.active .page-18vn__faq-answer {
        padding: 15px !important;
      }
    }

    @media (max-width: 480px) {
        .page-18vn__hero-section {
            min-height: 400px;
        }
        .page-18vn__hero-title {
            font-size: 1.8em;
        }
        .page-18vn__hero-description {
            font-size: 0.9em;
        }
        .page-18vn__heading,
        .page-18vn__faq-heading {
            font-size: 1.6em;
        }
        .page-18vn__floating-buttons {
            bottom: 10px;
            right: 10px;
            left: 10px;
            gap: 8px;
        }
        .page-18vn__floating-button {
            padding: 8px 12px;
            font-size: 0.85em;
        }
    }