/* Biến CSS */
    :root {
      --page-bg-color: #000000;
      --page-text-color-light: #FFFFFF;
      --page-text-color-accent: #FFD700; /* Vàng kim */
      --page-accent-color-dark: #B8860B; /* Vàng đậm */
      --page-border-color: #333333;
      --page-padding-desktop: 20px;
      --page-padding-mobile: 15px;
      --page-header-safe-zone-desktop: 120px;
      --page-header-safe-zone-mobile: 100px;
    }

    /* Các kiểu chung cho trang 789win club */
    .page-789winclub {
      background-color: var(--page-bg-color);
      color: var(--page-text-color-light);
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      padding: 0;
      overflow-x: hidden;
      min-height: 100vh;
    }

    .page-789winclub__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: var(--page-padding-desktop);
      box-sizing: border-box;
    }

    .page-789winclub__section {
      padding: 60px var(--page-padding-desktop);
      margin-bottom: 30px;
      background-color: var(--page-bg-color);
      border-bottom: 1px solid var(--page-border-color);
    }

    .page-789winclub__section:last-of-type {
      border-bottom: none;
      margin-bottom: 0;
    }

    .page-789winclub__section-title {
      color: var(--page-text-color-accent);
      text-align: center;
      font-size: 2.5em;
      margin-bottom: 40px;
      text-transform: uppercase;
      letter-spacing: 1px;
      position: relative;
      padding-bottom: 15px;
    }

    .page-789winclub__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-text-color-accent);
      border-radius: 2px;
    }

    .page-789winclub__text-center {
      text-align: center;
    }

    /* Hình ảnh chung */
    .page-789winclub img {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
      object-fit: cover;
      transition: transform 0.3s ease-in-out;
    }

    .page-789winclub img:hover {
      transform: scale(1.02);
    }

    /* Hero Section */
    .page-789winclub__hero-section {
      position: relative;
      overflow: hidden;
      padding-top: var(--page-header-safe-zone-desktop); /* Khoảng cách an toàn cho header cố định */
      background-color: #000;
      text-align: center;
      padding-bottom: 40px;
    }

    .page-789winclub__hero-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 30px;
    }

    .page-789winclub__hero-image {
      width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 0; /* Hero image không bo góc */
    }

    .page-789winclub__hero-content {
      position: relative;
      z-index: 2;
      padding: 0 var(--page-padding-desktop);
    }

    .page-789winclub__hero-title {
      font-size: 3.5em;
      color: var(--page-text-color-accent);
      margin-bottom: 15px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-789winclub__hero-subtitle {
      font-size: 1.5em;
      color: var(--page-text-color-light);
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-789winclub__cta-button {
      display: inline-block;
      background-color: var(--page-text-color-accent);
      color: var(--page-bg-color);
      padding: 15px 35px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      box-shadow: 0 5px 15px rgba(255, 215, 0, 0.4);
    }

    .page-789winclub__cta-button:hover {
      background-color: var(--page-accent-color-dark);
      transform: translateY(-3px);
      color: var(--page-text-color-light);
    }

    /* Floating Login Button */
    .page-789winclub__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #FF4500; /* Màu cam nổi bật */
      color: var(--page-text-color-light);
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      box-shadow: 0 5px 20px rgba(255, 69, 0, 0.6);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.3s ease;
      text-align: center;
      white-space: nowrap;
    }

    .page-789winclub__floating-button:hover {
      background-color: #E63900;
      transform: translateY(-5px);
    }

    /* Giới thiệu */
    .page-789winclub__about-content {
      display: flex;
      flex-direction: column;
      gap: 30px;
      align-items: center;
    }

    .page-789winclub__about-text {
      max-width: 800px;
      text-align: center;
      font-size: 1.1em;
    }

    /* Danh mục trò chơi */
    .page-789winclub__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      padding: 0 var(--page-padding-desktop);
    }

    .page-789winclub__game-card {
      background-color: #1a1a1a;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      border: 1px solid var(--page-border-color);
    }

    .page-789winclub__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 12px 25px rgba(255, 215, 0, 0.3);
    }

    .page-789winclub__game-card-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      height: 200px; /* Cố định chiều cao cho hình ảnh game */
    }

    .page-789winclub__game-card-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

    .page-789winclub__game-card:hover .page-789winclub__game-card-image {
      transform: scale(1.05);
    }

    .page-789winclub__game-card-content {
      padding: 20px;
    }

    .page-789winclub__game-card-title {
      font-size: 1.4em;
      color: var(--page-text-color-accent);
      margin-bottom: 10px;
    }

    .page-789winclub__game-card-description {
      font-size: 0.95em;
      color: var(--page-text-color-light);
      margin-bottom: 15px;
    }

    .page-789winclub__game-card-link {
      display: inline-block;
      background-color: var(--page-text-color-accent);
      color: var(--page-bg-color);
      padding: 10px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.9em;
      transition: background-color 0.3s ease, color 0.3s ease;
    }

    .page-789winclub__game-card-link:hover {
      background-color: var(--page-accent-color-dark);
      color: var(--page-text-color-light);
    }

    /* Nhà cung cấp trò chơi */
    .page-789winclub__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      padding: 0 var(--page-padding-desktop);
      justify-items: center;
      align-items: center;
    }

    .page-789winclub__provider-logo-wrapper {
      background-color: #1a1a1a;
      border-radius: 8px;
      padding: 15px;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100px;
      width: 100%;
      max-width: 180px;
      box-sizing: border-box;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--page-border-color);
    }

    .page-789winclub__provider-logo-wrapper:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 15px rgba(255, 215, 0, 0.2);
    }

    .page-789winclub__provider-logo {
      max-width: 100%;
      max-height: 70px;
      object-fit: contain;
      border-radius: 0;
    }

    /* Khuyến mãi */
    .page-789winclub__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      padding: 0 var(--page-padding-desktop);
    }

    .page-789winclub__promo-card {
      background-color: #1a1a1a;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      border: 1px solid var(--page-border-color);
    }

    .page-789winclub__promo-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 12px 25px rgba(255, 215, 0, 0.3);
    }

    .page-789winclub__promo-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      height: 220px;
    }

    .page-789winclub__promo-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

    .page-789winclub__promo-card:hover .page-789winclub__promo-image {
      transform: scale(1.05);
    }

    .page-789winclub__promo-content {
      padding: 20px;
    }

    .page-789winclub__promo-title {
      font-size: 1.5em;
      color: var(--page-text-color-accent);
      margin-bottom: 10px;
    }

    .page-789winclub__promo-description {
      font-size: 0.95em;
      color: var(--page-text-color-light);
      margin-bottom: 15px;
    }

    /* FAQ Section */
    .page-789winclub__faq-container {
      max-width: 900px;
      margin: 0 auto;
      padding: 0 var(--page-padding-desktop);
    }

    .page-789winclub__faq-item {
      background-color: #1a1a1a;
      margin-bottom: 15px;
      border-radius: 8px;
      border: 1px solid var(--page-border-color);
      overflow: hidden;
    }

    .page-789winclub__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 18px 20px;
      cursor: pointer;
      user-select: none;
      background-color: #222;
      color: var(--page-text-color-light);
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-789winclub__faq-question:hover {
      background-color: #333;
    }

    .page-789winclub__faq-question h3 {
      margin: 0;
      color: var(--page-text-color-accent);
      font-size: 1.1em;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
      flex-grow: 1;
      text-align: left;
    }

    .page-789winclub__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-text-color-accent);
      margin-left: 15px;
      width: 25px;
      text-align: center;
      pointer-events: none; /* Ngăn chặn toggle chặn sự kiện click */
      transition: transform 0.3s ease;
    }

    .page-789winclub__faq-item.active .page-789winclub__faq-toggle {
      transform: rotate(45deg);
    }

    .page-789winclub__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      color: var(--page-text-color-light);
      background-color: #1a1a1a;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      font-size: 0.95em;
    }

    .page-789winclub__faq-item.active .page-789winclub__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-789winclub__container {
        padding: var(--page-padding-mobile);
      }

      .page-789winclub__section {
        padding: 40px var(--page-padding-mobile);
      }

      .page-789winclub__section-title {
        font-size: 2em;
        margin-bottom: 30px;
      }

      .page-789winclub__hero-section {
        padding-top: var(--page-header-safe-zone-mobile) !important; /* Force responsive padding */
      }

      .page-789winclub__hero-title {
        font-size: 2.5em;
      }

      .page-789winclub__hero-subtitle {
        font-size: 1.2em;
      }

      .page-789winclub__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-789winclub__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 0.95em;
        width: auto;
        max-width: 180px;
      }

      .page-789winclub__game-grid,
      .page-789winclub__provider-grid,
      .page-789winclub__promo-grid {
        padding: 0 var(--page-padding-mobile);
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      }

      .page-789winclub__game-card-image-wrapper,
      .page-789winclub__promo-image-wrapper {
        height: 180px;
      }

      .page-789winclub__faq-question {
        padding: 15px;
        font-size: 1em;
      }
      .page-789winclub__faq-question h3 {
        font-size: 1em;
      }
      .page-789winclub__faq-toggle {
        font-size: 1.2em;
      }
      .page-789winclub__faq-answer {
        padding: 0 15px;
      }
      .page-789winclub__faq-item.active .page-789winclub__faq-answer {
        padding: 15px !important;
      }

      /* Đảm bảo hình ảnh không bị tràn trên di động */
      .page-789winclub img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
      .page-789winclub__hero-image-wrapper,
      .page-789winclub__game-card-image-wrapper,
      .page-789winclub__provider-logo-wrapper,
      .page-789winclub__promo-image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }