:root {
      --page-cwin-primary-color: #e44d26; /* Cam đỏ */
      --page-cwin-secondary-color: #333; /* Xám đậm */
      --page-cwin-accent-color: #f7b02c; /* Vàng cam */
      --page-cwin-text-light: #fff;
      --page-cwin-text-dark: #222;
      --page-cwin-bg-dark: #1a1a1a;
      --page-cwin-bg-medium: #2a2a2a;
      --page-cwin-bg-light: #f5f5f5;
      --page-cwin-border-color: #444;
      --page-cwin-shadow: rgba(0, 0, 0, 0.3);
    }

    .page-cwin {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-cwin-text-light);
      background-color: var(--page-cwin-bg-dark);
      padding-bottom: 80px; /* Dành chỗ cho nút nổi */
    }

    .page-cwin__hero-section {
      text-align: center;
      padding: 120px 20px 40px; /* Đảm bảo nội dung không bị che bởi header */
      background-color: var(--page-cwin-bg-dark);
      position: relative;
    }

    .page-cwin__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 10px;
      box-shadow: 0 8px 16px var(--page-cwin-shadow);
    }

    .page-cwin__hero-content {
      position: relative;
      z-index: 1;
      margin-top: 20px;
    }

    .page-cwin__main-heading {
      color: var(--page-cwin-accent-color);
      font-size: 2.8em;
      margin-bottom: 15px;
      text-shadow: 2px 2px 4px var(--page-cwin-shadow);
    }

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

    .page-cwin__cta-button {
      display: inline-block;
      background-color: var(--page-cwin-primary-color);
      color: var(--page-cwin-text-light);
      padding: 15px 30px;
      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 4px 8px var(--page-cwin-shadow);
      margin-top: 20px;
    }

    .page-cwin__cta-button:hover {
      background-color: #c73d1f;
      transform: translateY(-3px);
    }

    .page-cwin__section {
      padding: 60px 20px;
      margin-bottom: 20px;
      background-color: var(--page-cwin-bg-medium);
      border-radius: 8px;
      box-shadow: 0 4px 10px var(--page-cwin-shadow);
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-cwin__section-title {
      color: var(--page-cwin-accent-color);
      font-size: 2.2em;
      text-align: center;
      margin-bottom: 40px;
      position: relative;
    }

    .page-cwin__section-title::after {
      content: '';
      display: block;
      width: 80px;
      height: 4px;
      background-color: var(--page-cwin-primary-color);
      margin: 15px auto 0;
      border-radius: 2px;
    }

    .page-cwin__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
    }

    .page-cwin__card {
      background-color: var(--page-cwin-bg-dark);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 8px var(--page-cwin-shadow);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      padding: 25px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      align-items: center;
    }

    .page-cwin__card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 12px var(--page-cwin-primary-color);
    }

    .page-cwin__card-image {
      max-width: 100%;
      height: auto;
      border-radius: 6px;
      margin-bottom: 15px;
      object-fit: cover;
    }

    .page-cwin__card-title {
      color: var(--page-cwin-accent-color);
      font-size: 1.4em;
      margin-bottom: 10px;
    }

    .page-cwin__card-description {
      color: var(--page-cwin-text-light);
      font-size: 0.95em;
      flex-grow: 1;
      margin-bottom: 15px;
    }

    .page-cwin__card-link {
      display: inline-block;
      background-color: var(--page-cwin-primary-color);
      color: var(--page-cwin-text-light);
      padding: 10px 20px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-cwin__card-link:hover {
      background-color: #c73d1f;
    }

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

    .page-cwin__provider-logo {
      width: 100%;
      max-width: 150px;
      height: auto;
      object-fit: contain;
      border-radius: 8px;
      box-shadow: 0 2px 5px var(--page-cwin-shadow);
      transition: transform 0.3s ease;
    }

    .page-cwin__provider-logo:hover {
      transform: scale(1.05);
    }

    .page-cwin__text-content {
      color: var(--page-cwin-text-light);
      max-width: 900px;
      margin: 0 auto 30px;
      font-size: 1.1em;
    }
    
    .page-cwin__text-content p {
        margin-bottom: 1em;
    }

    .page-cwin__text-content h3 {
      color: var(--page-cwin-accent-color);
      font-size: 1.6em;
      margin-top: 30px;
      margin-bottom: 15px;
    }

    .page-cwin__text-content ul {
      list-style-type: disc;
      padding-left: 25px;
      margin-bottom: 20px;
    }

    .page-cwin__text-content li {
      margin-bottom: 10px;
    }

    .page-cwin__faq-section {
      background-color: var(--page-cwin-bg-medium);
      padding: 60px 20px;
      border-radius: 8px;
      max-width: 1000px;
      margin: 20px auto;
      box-shadow: 0 4px 10px var(--page-cwin-shadow);
    }

    .page-cwin__faq-item {
      margin-bottom: 15px;
      border: 1px solid var(--page-cwin-border-color);
      border-radius: 8px;
      overflow: hidden;
    }

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

    .page-cwin__faq-question:hover {
      background-color: #c73d1f;
    }

    .page-cwin__faq-question h3 {
      margin: 0;
      color: var(--page-cwin-text-light);
      font-size: 1.1em;
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-cwin__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click */
    }

    .page-cwin__faq-item.active .page-cwin__faq-toggle {
      transform: rotate(45deg); /* Plus to Minus visual effect */
    }

    .page-cwin__faq-answer {
      background-color: var(--page-cwin-bg-dark);
      color: var(--page-cwin-text-light);
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
    }

    .page-cwin__faq-item.active .page-cwin__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to accommodate content */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-cwin__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-cwin-accent-color);
      color: var(--page-cwin-text-dark);
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
      z-index: 1000;
      display: flex;
      align-items: center;
      gap: 10px;
      transition: background-color 0.3s ease, transform 0.3s ease;
    }

    .page-cwin__floating-button:hover {
      background-color: #e6a020;
      transform: translateY(-3px);
    }
    
    .page-cwin__floating-button-icon {
        width: 24px;
        height: 24px;
        filter: invert(0); /* Ensure original color */
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-cwin__hero-section {
        padding-top: 100px; /* Adjust for mobile header */
        padding-left: 15px;
        padding-right: 15px;
      }

      .page-cwin__main-heading {
        font-size: 2em;
      }

      .page-cwin__sub-heading {
        font-size: 1.2em;
      }

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

      .page-cwin__section {
        padding: 40px 15px;
      }

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

      .page-cwin__grid {
        grid-template-columns: 1fr;
      }
      
      .page-cwin__card-image {
        max-width: 100% !important;
        height: auto !important;
      }

      .page-cwin__provider-logo {
        max-width: 100px;
      }

      .page-cwin__text-content {
        font-size: 1em;
        padding: 0 10px;
      }

      .page-cwin__text-content h3 {
        font-size: 1.4em;
      }

      .page-cwin__faq-section {
        padding: 40px 15px;
      }

      .page-cwin__faq-question {
        font-size: 1em;
        padding: 12px 15px;
      }

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

      .page-cwin__faq-answer {
        padding: 15px 15px;
      }

      .page-cwin__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 1em;
      }
    }
    
    /* Ensure all images are responsive */
    .page-cwin img {
        max-width: 100%;
        height: auto;
        box-sizing: border-box;
    }
    .page-cwin > section > div > img { /* Target images directly within main content sections */
        width: 100%;
        max-width: 100%;
        height: auto;
        object-fit: contain; /* or cover, depending on context */
        box-sizing: border-box;
    }

    @media (max-width: 768px) {
        .page-cwin img {
            max-width: 100% !important;
            height: auto !important;
        }
        .page-cwin > section > div > img {
            width: 100% !important;
            max-width: 100% !important;
            height: auto !important;
        }
    }