:root {
      --page-lucky8win-primary-color: #e44d26; /* Cam đỏ */
      --page-lucky8win-secondary-color: #333; /* Xám đậm */
      --page-lucky8win-accent-color: #ffcc00; /* Vàng */
      --page-lucky8win-text-color: #f0f0f0; /* Trắng nhạt */
      --page-lucky8win-bg-color: #1a1a1a; /* Nền tối */
      --page-lucky8win-card-bg: #2a2a2a; /* Nền thẻ */
      --page-lucky8win-border-color: #444; /* Viền */
      --page-lucky8win-button-hover: #ff6600; /* Cam sáng */
    }

    .page-lucky8win {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      color: var(--page-lucky8win-text-color);
      background-color: var(--page-lucky8win-bg-color);
      line-height: 1.6;
      overflow-x: hidden;
      padding: 0;
      margin: 0;
      box-sizing: border-box;
    }

    .page-lucky8win__section {
      padding: 40px 15px;
      text-align: center;
      max-width: 1200px;
      margin: 0 auto;
      box-sizing: border-box;
    }

    .page-lucky8win__hero-section {
      position: relative;
      width: 100%;
      height: 60vh; /* Chiều cao tối ưu cho di động */
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      color: #fff;
      overflow: hidden;
      padding-top: 10px; /* Dành chỗ cho header cố định */
      box-sizing: border-box;
    }

    .page-lucky8win__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 1;
    }

    .page-lucky8win__hero-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.8));
      z-index: 2;
    }

    .page-lucky8win__hero-content {
      position: relative;
      z-index: 3;
      padding: 20px;
      max-width: 90%;
    }

    .page-lucky8win__hero-title {
      font-size: 2.2em;
      margin-bottom: 15px;
      line-height: 1.2;
      color: var(--page-lucky8win-accent-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-lucky8win__hero-subtitle {
      font-size: 1.1em;
      margin-bottom: 25px;
      color: var(--page-lucky8win-text-color);
    }

    .page-lucky8win__button {
      display: inline-block;
      background-color: var(--page-lucky8win-primary-color);
      color: #fff;
      padding: 12px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
    }

    .page-lucky8win__button:hover {
      background-color: var(--page-lucky8win-button-hover);
      transform: translateY(-2px);
    }

    .page-lucky8win__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 1000;
      background-color: var(--page-lucky8win-accent-color);
      color: var(--page-lucky8win-secondary-color);
      padding: 15px 25px;
      border-radius: 50px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      font-weight: bold;
      animation: page-lucky8win__pulse 1.5s infinite;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      font-size: 1.1em;
      border: none;
      cursor: pointer;
      text-decoration: none;
    }

    .page-lucky8win__floating-button:hover {
      background-color: #ffd700;
      animation: none;
    }

    @keyframes page-lucky8win__pulse {
      0% { transform: scale(1); }
      50% { transform: scale(1.05); }
      100% { transform: scale(1); }
    }

    .page-lucky8win__title {
      font-size: 2em;
      color: var(--page-lucky8win-primary-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
      display: inline-block;
    }

    .page-lucky8win__title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 60px;
      height: 4px;
      background-color: var(--page-lucky8win-accent-color);
      border-radius: 2px;
    }

    .page-lucky8win__text-content {
      font-size: 1em;
      margin-bottom: 20px;
      color: var(--page-lucky8win-text-color);
    }

    .page-lucky8win__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }

    .page-lucky8win__game-card {
      background-color: var(--page-lucky8win-card-bg);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: left;
      border: 1px solid var(--page-lucky8win-border-color);
    }

    .page-lucky8win__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    }

    .page-lucky8win__game-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      height: 200px; /* Fixed height for consistency */
    }

    .page-lucky8win__game-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }

    .page-lucky8win__game-card:hover .page-lucky8win__game-image {
      transform: scale(1.05);
    }

    .page-lucky8win__game-info {
      padding: 15px;
    }

    .page-lucky8win__game-title {
      font-size: 1.3em;
      color: var(--page-lucky8win-accent-color);
      margin-bottom: 10px;
    }

    .page-lucky8win__game-description {
      font-size: 0.9em;
      color: var(--page-lucky8win-text-color);
    }

    .page-lucky8win__highlight-list {
      list-style: none;
      padding: 0;
      margin-top: 30px;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
    }

    .page-lucky8win__highlight-item {
      background-color: var(--page-lucky8win-card-bg);
      border: 1px solid var(--page-lucky8win-border-color);
      border-radius: 8px;
      padding: 20px;
      flex: 1 1 calc(33% - 40px);
      min-width: 280px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      text-align: left;
    }

    .page-lucky8win__highlight-item-title {
      font-size: 1.2em;
      color: var(--page-lucky8win-primary-color);
      margin-bottom: 10px;
    }

    .page-lucky8win__highlight-item-text {
      font-size: 0.95em;
      color: var(--page-lucky8win-text-color);
    }

    .page-lucky8win__provider-grid,
    .page-lucky8win__payment-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      gap: 20px;
      margin-top: 30px;
      align-items: center;
      justify-items: center;
    }

    .page-lucky8win__logo-card {
      background-color: var(--page-lucky8win-card-bg);
      border-radius: 8px;
      padding: 15px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
      transition: transform 0.2s ease;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 80px;
      border: 1px solid var(--page-lucky8win-border-color);
    }

    .page-lucky8win__logo-card:hover {
      transform: translateY(-3px);
    }

    .page-lucky8win__logo-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      height: 100%;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .page-lucky8win__logo-image {
      max-width: 100%;
      max-height: 100%;
      height: auto;
      object-fit: contain;
    }

    .page-lucky8win__faq-section {
      background-color: var(--page-lucky8win-secondary-color);
      padding: 60px 15px;
      color: var(--page-lucky8win-text-color);
    }

    .page-lucky8win__faq-container {
      max-width: 800px;
      margin: 0 auto;
      text-align: left;
    }

    .page-lucky8win__faq-item {
      background-color: var(--page-lucky8win-card-bg);
      border: 1px solid var(--page-lucky8win-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
      overflow: hidden;
    }

    .page-lucky8win__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-lucky8win__faq-question:hover {
      background-color: #4a4a4a;
    }

    .page-lucky8win__faq-question h3 {
      margin: 0;
      font-size: 1.15em;
      color: var(--page-lucky8win-accent-color);
      pointer-events: none; /* Allow clicking on the parent div */
    }

    .page-lucky8win__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--page-lucky8win-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Allow clicking on the parent div */
    }

    .page-lucky8win__faq-item.active .page-lucky8win__faq-toggle {
      transform: rotate(45deg);
    }

    .page-lucky8win__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;
      opacity: 0;
      color: var(--page-lucky8win-text-color);
    }

    .page-lucky8win__faq-item.active .page-lucky8win__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important;
      opacity: 1;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-lucky8win__hero-section {
        height: 70vh;
        padding-top: 10px; /* Dành chỗ cho header cố định */
      }

      .page-lucky8win__hero-title {
        font-size: 1.8em;
      }

      .page-lucky8win__hero-subtitle {
        font-size: 0.9em;
      }

      .page-lucky8win__button {
        padding: 10px 20px;
        font-size: 0.9em;
      }

      .page-lucky8win__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 0.95em;
      }

      .page-lucky8win__title {
        font-size: 1.6em;
      }

      .page-lucky8win__game-grid {
        grid-template-columns: 1fr;
      }

      .page-lucky8win__highlight-item {
        flex: 1 1 100%;
      }

      .page-lucky8win__logo-card {
        height: 60px;
      }

      .page-lucky8win__game-image-wrapper,
      .page-lucky8win__logo-image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }

      .page-lucky8win__game-image,
      .page-lucky8win__logo-image {
        max-width: 100% !important;
        height: auto !important;
      }

      .page-lucky8win__faq-question {
        padding: 12px 15px;
      }

      .page-lucky8win__faq-question h3 {
        font-size: 1em;
      }

      .page-lucky8win__faq-answer {
        padding: 0 15px;
      }

      .page-lucky8win__faq-item.active .page-lucky8win__faq-answer {
        padding: 15px !important;
      }
    }