:root {
      --page-win456__primary-color: #f7b32b;
      --page-win456__secondary-color: #333;
      --page-win456__accent-color: #e74c3c;
      --page-win456__background-dark: #1a1a1a;
      --page-win456__text-light: #f0f0f0;
      --page-win456__text-dark: #333;
      --page-win456__border-color: #555;
    }

    .page-win456 {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-win456__text-light);
      background-color: var(--page-win456__background-dark);
      padding-top: 120px; /* Dành chỗ cho header cố định */
    }
    @media (max-width: 768px) {
      .page-win456 {
        padding-top: 100px; /* Dành chỗ cho header cố định trên mobile */
      }
    }

    .page-win456__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }
    .page-win456__section--dark {
      background-color: var(--page-win456__secondary-color);
    }
    .page-win456__section--light {
      background-color: var(--page-win456__background-dark);
    }

    .page-win456__heading {
      color: var(--page-win456__primary-color);
      margin-bottom: 25px;
      font-size: 2.5em;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }
    .page-win456__sub-heading {
      color: var(--page-win456__text-light);
      margin-top: 30px;
      margin-bottom: 20px;
      font-size: 1.8em;
    }

    .page-win456__paragraph {
      margin-bottom: 20px;
      font-size: 1.1em;
      color: var(--page-win456__text-light);
    }

    .page-win456__button {
      display: inline-block;
      background-color: var(--page-win456__primary-color);
      color: var(--page-win456__background-dark);
      padding: 12px 25px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      margin: 10px;
      font-size: 1.1em;
      border: none;
      cursor: pointer;
    }
    .page-win456__button:hover {
      background-color: #ffc14d;
      transform: translateY(-2px);
    }
    .page-win456__button--secondary {
      background-color: var(--page-win456__accent-color);
      color: var(--page-win456__text-light);
    }
    .page-win456__button--secondary:hover {
      background-color: #c0392b;
    }

    .page-win456__hero-section {
      background-color: var(--page-win456__background-dark);
      padding: 60px 20px 40px;
      text-align: center;
      position: relative;
    }
    .page-win456__hero-image {
      max-width: 100%;
      height: auto;
      border-radius: 15px;
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
      margin-bottom: 30px;
      display: block;
      margin-left: auto;
      margin-right: auto;
    }
    .page-win456__hero-content {
      position: relative;
      z-index: 2;
    }
    .page-win456__hero-title {
      font-size: 3.5em;
      color: var(--page-win456__primary-color);
      margin-bottom: 20px;
      text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8);
    }
    .page-win456__hero-description {
      font-size: 1.3em;
      color: var(--page-win456__text-light);
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-win456__download-links {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      margin-top: 30px;
    }
    .page-win456__download-item {
      margin: 15px;
      text-align: center;
      background-color: var(--page-win456__secondary-color);
      padding: 20px;
      border-radius: 10px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
      flex: 1 1 300px;
      max-width: 350px;
    }
    .page-win456__download-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 15px;
    }
    .page-win456__download-image {
      max-width: 100%;
      height: auto;
      border-radius: 8px;
    }
    .page-win456__download-title {
      color: var(--page-win456__primary-color);
      font-size: 1.5em;
      margin-bottom: 15px;
    }
    .page-win456__download-description {
      color: var(--page-win456__text-light);
      margin-bottom: 20px;
    }

    .page-win456__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }
    .page-win456__game-card {
      background-color: var(--page-win456__secondary-color);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: left;
    }
    .page-win456__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.6);
    }
    .page-win456__game-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      height: 200px; /* Fixed height for consistency */
    }
    .page-win456__game-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }
    .page-win456__game-content {
      padding: 20px;
    }
    .page-win456__game-title {
      font-size: 1.6em;
      color: var(--page-win456__primary-color);
      margin-bottom: 10px;
      text-decoration: none; /* For links */
    }
    .page-win456__game-title a {
      color: var(--page-win456__primary-color);
      text-decoration: none;
    }
    .page-win456__game-title a:hover {
      text-decoration: underline;
    }
    .page-win456__game-description {
      color: var(--page-win456__text-light);
      font-size: 0.95em;
    }

    .page-win456__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }
    .page-win456__provider-item {
      background-color: var(--page-win456__secondary-color);
      padding: 15px;
      border-radius: 10px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100px;
    }
    .page-win456__provider-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }
    .page-win456__provider-logo {
      max-width: 100%;
      max-height: 70px;
      height: auto;
      object-fit: contain;
    }

    .page-win456__faq-list {
      margin-top: 30px;
      text-align: left;
    }
    .page-win456__faq-item {
      background-color: var(--page-win456__secondary-color);
      margin-bottom: 15px;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    }
    .page-win456__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      user-select: none;
      background-color: #2c2c2c;
      border-bottom: 1px solid var(--page-win456__border-color);
      transition: background-color 0.3s ease;
    }
    .page-win456__faq-question:hover {
      background-color: #3a3a3a;
    }
    .page-win456__faq-question h3 {
      margin: 0;
      color: var(--page-win456__primary-color);
      font-size: 1.25em;
      pointer-events: none; /* Prevent h3 from blocking click */
    }
    .page-win456__faq-toggle {
      font-size: 1.8em;
      color: var(--page-win456__primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click */
    }
    .page-win456__faq-item.active .page-win456__faq-toggle {
      transform: rotate(45deg); /* Change '+' to 'x' or similar visual cue */
    }
    .page-win456__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;
      color: var(--page-win456__text-light);
    }
    .page-win456__faq-item.active .page-win456__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 25px !important;
      opacity: 1;
    }

    @media (max-width: 768px) {
      .page-win456__heading {
        font-size: 2em;
      }
      .page-win456__sub-heading {
        font-size: 1.5em;
      }
      .page-win456__hero-title {
        font-size: 2.5em;
      }
      .page-win456__hero-description {
        font-size: 1.1em;
      }
      .page-win456__button {
        padding: 10px 20px;
        font-size: 1em;
      }
      .page-win456__download-item {
        flex: 1 1 100%;
        max-width: 100%;
      }
      .page-win456__game-grid {
        grid-template-columns: 1fr;
      }
      .page-win456__game-image-wrapper {
        height: 180px;
      }
      .page-win456__game-title {
        font-size: 1.4em;
      }
      .page-win456__faq-question {
        padding: 15px 20px;
      }
      .page-win456__faq-question h3 {
        font-size: 1.1em;
      }
      .page-win456__faq-answer {
        padding: 0 20px;
      }
      .page-win456__faq-item.active .page-win456__faq-answer {
        padding: 15px 20px !important;
      }

      /* Responsive image optimization */
      .page-win456__hero-image,
      .page-win456__download-image,
      .page-win456__game-image,
      .page-win456__provider-logo {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-win456__download-image-wrapper,
      .page-win456__game-image-wrapper,
      .page-win456__provider-image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }