/* Tổng quan */
    :root {
      --page-sunwin-primary-color: #e44d26; /* Màu cam đỏ */
      --page-sunwin-secondary-color: #f7931e; /* Màu cam sáng */
      --page-sunwin-dark-background: #1a1a1a; /* Nền tối */
      --page-sunwin-light-background: #ffffff; /* Nền sáng */
      --page-sunwin-text-color: #333333; /* Màu chữ chính */
      --page-sunwin-light-text-color: #ffffff; /* Màu chữ sáng */
      --page-sunwin-accent-color: #007bff; /* Màu nhấn */
      --page-sunwin-border-radius: 8px;
      --page-sunwin-box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .page-sunwin {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-sunwin-text-color);
      background-color: var(--page-sunwin-light-background);
      margin: 0;
      padding: 0;
    }

    .page-sunwin__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

    .page-sunwin__section {
      padding: 40px 20px;
      margin-bottom: 20px;
      background-color: var(--page-sunwin-light-background);
      border-radius: var(--page-sunwin-border-radius);
      box-shadow: var(--page-sunwin-box-shadow);
    }

    .page-sunwin__section--dark {
      background-color: var(--page-sunwin-dark-background);
      color: var(--page-sunwin-light-text-color);
      box-shadow: none;
    }

    .page-sunwin__section-title {
      text-align: center;
      color: var(--page-sunwin-primary-color);
      margin-bottom: 30px;
      font-size: 2.5em;
      font-weight: bold;
    }

    .page-sunwin__section-title--light {
      color: var(--page-sunwin-secondary-color);
    }

    .page-sunwin__paragraph {
      margin-bottom: 15px;
      font-size: 1.1em;
      line-height: 1.8;
      color: var(--page-sunwin-text-color);
    }

    .page-sunwin__paragraph--light {
      color: var(--page-sunwin-light-text-color);
    }

    /* Hình ảnh chung */
    .page-sunwin img {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: var(--page-sunwin-border-radius);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    /* Nút chung */
    .page-sunwin__button {
      display: inline-block;
      padding: 12px 25px;
      background-color: var(--page-sunwin-primary-color);
      color: var(--page-sunwin-light-text-color);
      text-decoration: none;
      border-radius: var(--page-sunwin-border-radius);
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      text-align: center;
      border: none;
      cursor: pointer;
      font-size: 1.1em;
    }

    .page-sunwin__button:hover {
      background-color: var(--page-sunwin-secondary-color);
      transform: translateY(-2px);
    }

    .page-sunwin__button--secondary {
      background-color: var(--page-sunwin-accent-color);
    }

    .page-sunwin__button--secondary:hover {
      background-color: #0056b3;
    }

    /* Hero Section */
    .page-sunwin__hero-section {
      position: relative;
      text-align: center;
      color: var(--page-sunwin-light-text-color);
      overflow: hidden;
      padding-top: 10px; /* Cho desktop */
      background-color: var(--page-sunwin-dark-background);
    }

    .page-sunwin__hero-image {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 0; /* Hero image typically doesn't have rounded corners */
      box-shadow: none;
    }

    .page-sunwin__hero-content {
      padding: 40px 20px;
      background: linear-gradient(to top, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.3));
      position: relative;
      z-index: 1;
      margin-top: -5px; /* Adjust to slightly overlap the image */
    }

    .page-sunwin__hero-title {
      font-size: 3em;
      margin-bottom: 15px;
      color: var(--page-sunwin-light-text-color);
      line-height: 1.2;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-sunwin__hero-subtitle {
      font-size: 1.5em;
      margin-bottom: 30px;
      color: var(--page-sunwin-light-text-color);
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    }

    /* Nút đăng nhập/đăng ký nổi */
    .page-sunwin__floating-buttons {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      display: flex;
      gap: 15px;
      background-color: rgba(0, 0, 0, 0.8);
      padding: 10px 20px;
      border-radius: 50px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-sunwin__floating-button {
      background-color: var(--page-sunwin-primary-color);
      color: var(--page-sunwin-light-text-color);
      padding: 10px 20px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      white-space: nowrap; /* Prevent text wrapping */
    }

    .page-sunwin__floating-button:hover {
      background-color: var(--page-sunwin-secondary-color);
      transform: translateY(-2px);
    }

    /* Download Section */
    .page-sunwin__download-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-sunwin__download-item {
      background-color: var(--page-sunwin-light-background);
      padding: 25px;
      border-radius: var(--page-sunwin-border-radius);
      box-shadow: var(--page-sunwin-box-shadow);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

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

    .page-sunwin__download-icon {
      width: 200px; /* Explicitly setting for the requirement */
      height: 200px; /* Explicitly setting for the requirement */
      object-fit: contain;
      margin-bottom: 20px;
    }

    .page-sunwin__download-item h3 {
      color: var(--page-sunwin-primary-color);
      font-size: 1.8em;
      margin-bottom: 15px;
    }

    /* Game List */
    .page-sunwin__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-sunwin__game-card {
      background-color: var(--page-sunwin-light-background);
      border-radius: var(--page-sunwin-border-radius);
      box-shadow: var(--page-sunwin-box-shadow);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

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

    .page-sunwin__game-card-image {
      width: 100%;
      height: 200px; /* Ensure minimum size */
      object-fit: cover;
      border-bottom: 1px solid #eee;
    }

    .page-sunwin__game-card-content {
      padding: 15px;
    }

    .page-sunwin__game-card-title {
      font-size: 1.4em;
      color: var(--page-sunwin-primary-color);
      margin-bottom: 10px;
    }

    .page-sunwin__game-card-link {
      display: block;
      color: var(--page-sunwin-primary-color);
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
    }

    .page-sunwin__game-card-link:hover {
      color: var(--page-sunwin-secondary-color);
    }

    /* Provider Logos */
    .page-sunwin__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); /* Adjusted for gamelogo images */
      gap: 20px;
      margin-top: 30px;
    }

    .page-sunwin__provider-logo-wrapper {
      background-color: var(--page-sunwin-light-background);
      padding: 15px;
      border-radius: var(--page-sunwin-border-radius);
      box-shadow: var(--page-sunwin-box-shadow);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      height: 120px; /* Fixed height for logos */
    }

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

    .page-sunwin__provider-logo {
      min-width: 200px; /* Ensure the intrinsic size is at least 200px */
      min-height: 200px; /* Ensure the intrinsic size is at least 200px */
      width: auto; /* Allow scaling down */
      height: auto; /* Allow scaling down */
      max-width: 100%;
      max-height: 90px; /* Display height */
      object-fit: contain;
      border-radius: 0;
      box-shadow: none;
    }


    /* Why Choose Section */
    .page-sunwin__feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-sunwin__feature-card {
      background-color: var(--page-sunwin-dark-background);
      color: var(--page-sunwin-light-text-color);
      padding: 30px;
      border-radius: var(--page-sunwin-border-radius);
      text-align: center;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      transition: transform 0.3s ease, background-color 0.3s ease;
    }

    .page-sunwin__feature-card:hover {
      transform: translateY(-5px);
      background-color: #2a2a2a;
    }

    .page-sunwin__feature-icon {
      width: 200px; /* Enforce min size */
      height: 200px;
      object-fit: contain;
      margin-bottom: 20px;
    }

    .page-sunwin__feature-card h3 {
      color: var(--page-sunwin-secondary-color);
      font-size: 1.8em;
      margin-bottom: 15px;
    }

    .page-sunwin__feature-card p {
      font-size: 1.1em;
      color: var(--page-sunwin-light-text-color);
    }

    /* FAQ Section */
    .page-sunwin__faq-list {
      margin-top: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-sunwin__faq-item {
      background-color: var(--page-sunwin-light-background);
      border: 1px solid #e0e0e0;
      border-radius: var(--page-sunwin-border-radius);
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    }

    .page-sunwin__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      background-color: #f9f9f9;
      color: var(--page-sunwin-text-color);
      font-size: 1.2em;
      font-weight: bold;
      border-bottom: 1px solid #e0e0e0;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-sunwin__faq-question:hover {
      background-color: #f0f0f0;
    }

    .page-sunwin__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: var(--page-sunwin-primary-color);
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-sunwin__faq-toggle {
      font-size: 1.8em;
      font-weight: normal;
      color: var(--page-sunwin-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click event */
    }

    .page-sunwin__faq-item.active .page-sunwin__faq-toggle {
      transform: rotate(45deg);
    }
    .page-sunwin__faq-toggle::before {
        content: "+"; /* Default to + */
    }
    .page-sunwin__faq-item.active .page-sunwin__faq-toggle::before {
        content: "−"; /* Change + to - when active */
    }


    .page-sunwin__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      background-color: var(--page-sunwin-light-background);
      color: var(--page-sunwin-text-color);
    }

    .page-sunwin__faq-item.active .page-sunwin__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to accommodate content */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-sunwin__hero-section {
        padding-top: 10px; /* Cho mobile */
      }

      .page-sunwin__hero-title {
        font-size: 2.2em;
      }

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

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

      .page-sunwin__floating-buttons {
        flex-direction: column;
        gap: 10px;
        padding: 10px;
        bottom: 10px;
        width: calc(100% - 40px);
        box-sizing: border-box;
      }

      .page-sunwin__floating-button {
        width: 100%;
        font-size: 1em;
        padding: 12px 15px;
      }

      .page-sunwin__download-grid,
      .page-sunwin__game-grid,
      .page-sunwin__provider-grid,
      .page-sunwin__feature-grid {
        grid-template-columns: 1fr;
      }

      .page-sunwin__game-card-image {
        height: 180px;
      }

      .page-sunwin__faq-question {
        font-size: 1.1em;
        padding: 15px 20px;
      }

      .page-sunwin__faq-question h3 {
        font-size: 1.1em;
      }

      .page-sunwin__faq-answer {
        padding: 0 20px;
      }
      .page-sunwin__faq-item.active .page-sunwin__faq-answer {
        padding: 15px 20px !important;
      }

      /* Ensure images are responsive */
      .page-sunwin img {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-sunwin__download-icon,
      .page-sunwin__feature-icon,
      .page-sunwin__provider-logo {
        max-width: 100% !important;
        height: auto !important;
        min-width: unset !important; /* Allow scaling down below 200px display if needed, but the source image is >=200px */
        min-height: unset !important;
      }
    }