/* Tổng quan */
    :root {
      --page-78winnohu__primary-color: #e44d26; /* Cam đậm */
      --page-78winnohu__secondary-color: #333; /* Xám đậm */
      --page-78winnohu__accent-color: #f0a000; /* Vàng cam */
      --page-78winnohu__background-color: #f9f9f9; /* Nền sáng */
      --page-78winnohu__text-color: #333; /* Màu chữ chính */
      --page-78winnohu__light-text-color: #666; /* Màu chữ phụ */
      --page-78winnohu__white-color: #ffffff;
      --page-78winnohu__border-radius: 8px;
      --page-78winnohu__box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }

    .page-78winnohu {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-78winnohu__text-color);
      background-color: var(--page-78winnohu__background-color);
      padding: 0;
      margin: 0;
      overflow-x: hidden;
    }

    /* Các phần chung */
    .page-78winnohu__section {
      padding: 40px 20px;
      margin-bottom: 20px;
      background-color: var(--page-78winnohu__white-color);
      border-radius: var(--page-78winnohu__border-radius);
      box-shadow: var(--page-78winnohu__box-shadow);
      text-align: center;
    }

    .page-78winnohu__section-title {
      font-size: 2.2em;
      color: var(--page-78winnohu__primary-color);
      margin-bottom: 25px;
      font-weight: bold;
      text-align: center;
    }

    .page-78winnohu__section-subtitle {
      font-size: 1.1em;
      color: var(--page-78winnohu__light-text-color);
      margin-bottom: 30px;
      text-align: center;
    }

    .page-78winnohu__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    /* Hero Section */
    .page-78winnohu__hero-section {
      background-color: #222; /* Nền tối cho banner */
      color: var(--page-78winnohu__white-color);
      padding: 10px 0 40px 0; /* Đảm bảo không bị header cố định che */
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    
    .page-78winnohu__hero-image {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto 20px auto;
      border-radius: var(--page-78winnohu__border-radius);
      box-sizing: border-box;
    }

    .page-78winnohu__hero-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      color: var(--page-78winnohu__accent-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-78winnohu__hero-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
      color: #eee;
    }

    .page-78winnohu__cta-button {
      display: inline-block;
      background-color: var(--page-78winnohu__primary-color);
      color: var(--page-78winnohu__white-color);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.3em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      cursor: pointer;
      border: none;
    }

    .page-78winnohu__cta-button:hover {
      background-color: #ff6a00;
      transform: translateY(-3px);
    }

    /* Floating Login Button */
    .page-78winnohu__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-78winnohu__accent-color);
      color: var(--page-78winnohu__white-color);
      padding: 12px 20px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.3s ease;
      animation: page-78winnohu__pulse 2s infinite;
      cursor: pointer;
      border: none;
    }

    .page-78winnohu__floating-button:hover {
      background-color: #ffb700;
      transform: scale(1.05);
    }

    @keyframes page-78winnohu__pulse {
      0% { transform: scale(1); }
      50% { transform: scale(1.05); }
      100% { transform: scale(1); }
    }

    /* About Section */
    .page-78winnohu__about-content {
      text-align: left;
      max-width: 900px;
      margin: 0 auto;
    }

    .page-78winnohu__about-content p {
      margin-bottom: 15px;
      font-size: 1.05em;
      color: var(--page-78winnohu__light-text-color);
    }

    /* How To Play Section */
    .page-78winnohu__steps-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 25px;
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .page-78winnohu__step-item {
      background-color: #f0f8ff;
      border: 1px solid #e0e0e0;
      border-radius: var(--page-78winnohu__border-radius);
      padding: 25px;
      text-align: center;
      flex: 1;
      min-width: 280px;
      max-width: 350px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      transition: transform 0.3s ease;
      box-sizing: border-box;
    }

    .page-78winnohu__step-item:hover {
      transform: translateY(-5px);
    }

    .page-78winnohu__step-number {
      font-size: 2.5em;
      color: var(--page-78winnohu__primary-color);
      font-weight: bold;
      margin-bottom: 10px;
    }

    .page-78winnohu__step-title {
      font-size: 1.4em;
      color: var(--page-78winnohu__secondary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-78winnohu__step-description {
      font-size: 1em;
      color: var(--page-78winnohu__light-text-color);
    }

    /* Features Section */
    .page-78winnohu__features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .page-78winnohu__feature-item {
      background-color: var(--page-78winnohu__white-color);
      padding: 30px;
      border-radius: var(--page-78winnohu__border-radius);
      box-shadow: var(--page-78winnohu__box-shadow);
      text-align: left;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-sizing: border-box;
    }

    .page-78winnohu__feature-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .page-78winnohu__feature-icon {
      width: 60px;
      height: 60px;
      margin-bottom: 15px;
      display: block;
      margin-left: 0;
      max-width: 100%;
      height: auto;
    }

    .page-78winnohu__feature-title {
      font-size: 1.3em;
      color: var(--page-78winnohu__primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-78winnohu__feature-description {
      font-size: 0.95em;
      color: var(--page-78winnohu__light-text-color);
    }

    /* Game List Section */
    .page-78winnohu__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .page-78winnohu__game-card {
      background-color: var(--page-78winnohu__white-color);
      border-radius: var(--page-78winnohu__border-radius);
      box-shadow: var(--page-78winnohu__box-shadow);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-sizing: border-box;
    }

    .page-78winnohu__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .page-78winnohu__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      max-width: 100%;
      box-sizing: border-box;
    }

    .page-78winnohu__game-content {
      padding: 20px;
    }

    .page-78winnohu__game-title {
      font-size: 1.3em;
      color: var(--page-78winnohu__secondary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-78winnohu__game-description {
      font-size: 0.9em;
      color: var(--page-78winnohu__light-text-color);
    }

    /* Promotions Section */
    .page-78winnohu__promotion-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 25px;
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .page-78winnohu__promotion-item {
      background-color: #fffaf0;
      border: 1px solid var(--page-78winnohu__accent-color);
      border-radius: var(--page-78winnohu__border-radius);
      padding: 25px;
      text-align: left;
      flex: 1;
      min-width: 300px;
      max-width: 450px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      box-sizing: border-box;
    }

    .page-78winnohu__promotion-title {
      font-size: 1.4em;
      color: var(--page-78winnohu__accent-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-78winnohu__promotion-description {
      font-size: 1em;
      color: var(--page-78winnohu__light-text-color);
      margin-bottom: 15px;
    }

    .page-78winnohu__promotion-link {
      display: inline-block;
      color: var(--page-78winnohu__primary-color);
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
    }

    .page-78winnohu__promotion-link:hover {
      color: var(--page-78winnohu__accent-color);
    }

    /* FAQ Section */
    .page-78winnohu__faq-container {
      max-width: 900px;
      margin: 0 auto;
      text-align: left;
    }

    .page-78winnohu__faq-item {
      margin-bottom: 15px;
      border: 1px solid #ddd;
      border-radius: var(--page-78winnohu__border-radius);
      overflow: hidden;
      background-color: var(--page-78winnohu__white-color);
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    }

    .page-78winnohu__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #f5f5f5;
      cursor: pointer;
      font-size: 1.1em;
      font-weight: bold;
      color: var(--page-78winnohu__secondary-color);
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-78winnohu__faq-question:hover {
      background-color: #eee;
    }

    .page-78winnohu__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--page-78winnohu__secondary-color);
      pointer-events: none; /* Prevent h3 from intercepting click */
    }

    .page-78winnohu__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-78winnohu__primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from intercepting click */
    }

    .page-78winnohu__faq-item.active .page-78winnohu__faq-toggle {
      transform: rotate(45deg); /* Change + to X or - */
    }

    .page-78winnohu__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px; /* Reduced initial padding */
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: var(--page-78winnohu__light-text-color);
    }

    .page-78winnohu__faq-item.active .page-78winnohu__faq-answer {
      max-height: 2000px !important; /* Sufficiently large value */
      padding: 20px 20px !important; /* Expanded padding */
      opacity: 1;
    }

    .page-78winnohu__faq-answer p {
      margin: 0 0 10px 0;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-78winnohu__hero-section {
        padding-top: 10px; /* Điều chỉnh lại cho mobile */
      }

      .page-78winnohu__hero-title {
        font-size: 2em;
      }

      .page-78winnohu__hero-description {
        font-size: 1em;
      }

      .page-78winnohu__cta-button {
        padding: 12px 25px;
        font-size: 1.1em;
      }

      .page-78winnohu__section {
        padding: 30px 15px;
        margin-bottom: 15px;
      }

      .page-78winnohu__section-title {
        font-size: 1.8em;
        margin-bottom: 20px;
      }

      .page-78winnohu__section-subtitle {
        font-size: 1em;
        margin-bottom: 25px;
      }

      .page-78winnohu__steps-list,
      .page-78winnohu__features-grid,
      .page-78winnohu__game-grid,
      .page-78winnohu__promotion-list {
        flex-direction: column;
        gap: 15px;
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
      }

      .page-78winnohu__step-item,
      .page-78winnohu__feature-item,
      .page-78winnohu__game-card,
      .page-78winnohu__promotion-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 20px !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      .page-78winnohu__game-image {
        height: 180px;
      }

      .page-78winnohu__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 10px 18px;
        font-size: 1em;
      }

      .page-78winnohu__faq-question {
        padding: 12px 15px;
        font-size: 1em;
      }
      .page-78winnohu__faq-question h3 {
        font-size: 1em;
      }
      .page-78winnohu__faq-answer {
        padding: 0 15px; /* Reduced initial padding for mobile */
      }
      .page-78winnohu__faq-item.active .page-78winnohu__faq-answer {
        padding: 15px 15px !important; /* Expanded padding for mobile */
      }
    }

    @media (max-width: 480px) {
      .page-78winnohu__hero-title {
        font-size: 1.8em;
      }
      .page-78winnohu__section-title {
        font-size: 1.6em;
      }
      .page-78winnohu__cta-button {
        font-size: 1em;
        padding: 10px 20px;
      }
    }