:root {
      --page-23win-primary-color: #e44d26; /* Cam đỏ */
      --page-23win-secondary-color: #ff9800; /* Cam */
      --page-23win-text-color: #333;
      --page-23win-light-text-color: #fff;
      --page-23win-bg-light: #f5f5f5;
      --page-23win-bg-dark: #222;
      --page-23win-accent-color: #4CAF50; /* Xanh lá cây */
      --page-23win-border-color: #ddd;
    }

    /* Base styles for the page content, ensuring it's not hidden by fixed header */
    .page-23win {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-23win-text-color);
      background-color: var(--page-23win-bg-light);
      padding-top: 120px; /* Adjust for fixed header */
    }

    @media (max-width: 768px) {
      .page-23win {
        padding-top: 100px; /* Adjust for fixed header on mobile */
      }
    }

    .page-23win__section {
      padding: 40px 20px;
      margin-bottom: 20px;
      background-color: #fff;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-23win__section--dark {
      background-color: var(--page-23win-bg-dark);
      color: var(--page-23win-light-text-color);
    }

    .page-23win__section-title {
      font-size: 2.5em;
      color: var(--page-23win-primary-color);
      text-align: center;
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-23win__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-23win-secondary-color);
      border-radius: 2px;
    }

    .page-23win__section--dark .page-23win__section-title {
      color: var(--page-23win-secondary-color);
    }

    .page-23win__text-center {
      text-align: center;
    }

    .page-23win__button {
      display: inline-block;
      padding: 12px 25px;
      background-color: var(--page-23win-primary-color);
      color: var(--page-23win-light-text-color);
      text-decoration: none;
      border-radius: 30px;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
    }

    .page-23win__button:hover {
      background-color: #d1401f;
      transform: translateY(-2px);
    }

    .page-23win__text-link {
      color: var(--page-23win-primary-color);
      text-decoration: none;
      font-weight: bold;
    }

    .page-23win__text-link:hover {
      text-decoration: underline;
    }

    .page-23win__section--dark .page-23win__text-link {
      color: var(--page-23win-secondary-color);
    }

    /* Hero Section */
    .page-23win__hero-section {
      position: relative;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      padding: 60px 20px; /* Adjusted padding to ensure content is visible below fixed header */
      text-align: center;
      color: var(--page-23win-light-text-color);
      background-color: var(--page-23win-bg-dark); /* Fallback background */
      min-height: 450px; /* Minimum height for the hero section */
      box-sizing: border-box;
    }

    .page-23win__hero-image-container {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: 1;
      display: flex;
      justify-content: center;
      align-items: center;
      overflow: hidden;
    }

    .page-23win__hero-image {
      width: 100%;
      height: auto;
      object-fit: cover; /* Ensures the image covers the area without distorting */
      min-width: 100%;
      min-height: 100%;
      max-width: 100%; /* Important for responsiveness */
      filter: brightness(0.6); /* Darken image for text readability, not changing color */
    }

    .page-23win__hero-content {
      position: relative;
      z-index: 2;
      max-width: 900px;
      margin: 0 auto;
      padding: 20px;
      background-color: rgba(0, 0, 0, 0.4); /* Semi-transparent background for text */
      border-radius: 10px;
    }

    .page-23win__hero-title {
      font-size: 3.2em;
      margin-bottom: 15px;
      color: var(--page-23win-secondary-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-23win__hero-subtitle {
      font-size: 1.4em;
      margin-bottom: 30px;
      color: #f0f0f0;
    }

    .page-23win__hero-link {
      color: var(--page-23win-secondary-color);
      text-decoration: none;
      font-weight: bold;
    }

    .page-23win__hero-link:hover {
      text-decoration: underline;
    }

    .page-23win__hero-button {
      background-color: var(--page-23win-accent-color);
      padding: 15px 35px;
      font-size: 1.2em;
      border-radius: 5px;
      transition: background-color 0.3s ease;
    }

    .page-23win__hero-button:hover {
      background-color: #449d48;
    }

    /* Floating Login Button */
    .page-23win__floating-login-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 1000;
      background-color: var(--page-23win-primary-color);
      color: var(--page-23win-light-text-color);
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      transition: background-color 0.3s ease, transform 0.2s ease;
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.1em;
    }

    .page-23win__floating-login-button:hover {
      background-color: #d1401f;
      transform: translateY(-3px);
    }

    .page-23win__floating-login-button .icon {
      font-size: 1.4em;
    }

    /* Game Categories */
    .page-23win__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      padding: 20px;
    }

    .page-23win__game-card {
      background-color: var(--page-23win-bg-light);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      border: 1px solid var(--page-23win-border-color);
    }

    .page-23win__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .page-23win__game-card-image-container {
      width: 100%;
      height: 200px;
      overflow: hidden;
      display: flex;
      justify-content: center;
      align-items: center;
      background-color: #eee;
    }

    .page-23win__game-card-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      max-width: 100%; /* Ensure image is responsive */
    }

    .page-23win__game-card-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-23win__game-card-title {
      font-size: 1.5em;
      margin-bottom: 10px;
      color: var(--page-23win-primary-color);
      font-weight: bold;
    }

    .page-23win__game-card-title a {
      color: inherit;
      text-decoration: none;
    }

    .page-23win__game-card-title a:hover {
      text-decoration: underline;
    }

    .page-23win__game-card-description {
      font-size: 0.95em;
      color: #666;
      margin-bottom: 15px;
    }

    .page-23win__game-card-button {
      background-color: var(--page-23win-accent-color);
      color: var(--page-23win-light-text-color);
      padding: 10px 20px;
      border-radius: 5px;
      text-align: center;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      margin-top: auto; /* Push button to bottom */
    }

    .page-23win__game-card-button:hover {
      background-color: #449d48;
    }

    /* Game Providers */
    .page-23win__providers-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      padding: 20px;
      justify-items: center;
      align-items: center;
    }

    .page-23win__provider-item {
      background-color: #fcfcfc;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
      padding: 15px;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100px; /* Fixed height for logos */
      width: 100%;
      max-width: 180px; /* Max width for each logo container */
      box-sizing: border-box;
      transition: transform 0.2s ease;
    }

    .page-23win__provider-item:hover {
      transform: translateY(-3px);
    }

    .page-23win__provider-logo {
      max-width: 100%;
      max-height: 100%;
      height: auto;
      object-fit: contain;
      display: block;
    }

    /* Promotions */
    .page-23win__promotions-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      grid-template-columns: 1fr;
      gap: 20px;
    }

    .page-23win__promotion-item {
      display: flex;
      align-items: flex-start;
      gap: 20px;
      background-color: #f9f9f9;
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    .page-23win__promotion-image-container {
      flex-shrink: 0;
      width: 150px;
      height: 100px;
      overflow: hidden;
      border-radius: 8px;
      display: flex;
      justify-content: center;
      align-items: center;
      background-color: #eee;
    }

    .page-23win__promotion-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      max-width: 100%; /* Ensure image is responsive */
    }

    .page-23win__promotion-content h3 {
      color: var(--page-23win-primary-color);
      margin-top: 0;
      margin-bottom: 10px;
      font-size: 1.3em;
    }

    .page-23win__promotion-content p {
      color: #555;
      margin-bottom: 0;
    }

    /* Guide Section */
    .page-23win__guide-steps {
      display: flex;
      flex-direction: column;
      gap: 25px;
      padding: 20px;
    }

    .page-23win__guide-step {
      display: flex;
      align-items: flex-start;
      gap: 20px;
      background-color: #f9f9f9;
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    .page-23win__step-number {
      flex-shrink: 0;
      width: 40px;
      height: 40px;
      background-color: var(--page-23win-primary-color);
      color: var(--page-23win-light-text-color);
      border-radius: 50%;
      display: flex;
      justify-content: center;
      align-items: center;
      font-weight: bold;
      font-size: 1.2em;
    }

    .page-23win__step-content h3 {
      color: var(--page-23win-primary-color);
      margin-top: 0;
      margin-bottom: 8px;
      font-size: 1.3em;
    }

    .page-23win__step-content p {
      color: #555;
      margin-bottom: 0;
    }

    /* App Section */
    .page-23win__app-content {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 30px;
      padding: 20px;
    }

    .page-23win__app-image-container {
      width: 100%;
      max-width: 300px;
      height: auto;
      overflow: hidden;
      border-radius: 15px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
      background-color: #eee;
    }

    .page-23win__app-image {
      width: 100%;
      height: auto;
      display: block;
      max-width: 100%; /* Ensure image is responsive */
    }

    .page-23win__app-download-buttons {
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
      justify-content: center;
    }

    .page-23win__app-download-button {
      background-color: var(--page-23win-accent-color);
      color: var(--page-23win-light-text-color);
      padding: 12px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      display: flex;
      align-items: center;
      gap: 10px;
      transition: background-color 0.3s ease;
    }

    .page-23win__app-download-button:hover {
      background-color: #449d48;
    }

    /* FAQ Section */
    .page-23win__faq-list {
      padding: 20px;
    }

    .page-23win__faq-item {
      background-color: #f9f9f9;
      border: 1px solid var(--page-23win-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    .page-23win__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #fff;
      cursor: pointer;
      user-select: none;
      font-weight: bold;
      color: var(--page-23win-primary-color);
      transition: background-color 0.3s ease;
    }

    .page-23win__faq-question:hover {
      background-color: #f0f0f0;
    }

    .page-23win__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: inherit;
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-23win__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click */
    }

    .page-23win__faq-item.active .page-23win__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-23win__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      color: #555;
    }

    .page-23win__faq-item.active .page-23win__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to show content */
      padding: 20px !important;
      opacity: 1;
    }

    .page-23win__faq-answer p {
      margin-top: 0;
      margin-bottom: 0;
    }

    /* Contact Section */
    .page-23win__contact-info {
      display: flex;
      flex-direction: column;
      gap: 15px;
      padding: 20px;
      text-align: center;
    }

    .page-23win__contact-item {
      font-size: 1.1em;
      color: #444;
    }

    .page-23win__contact-item strong {
      color: var(--page-23win-primary-color);
    }

    .page-23win__social-links {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-top: 20px;
    }

    .page-23win__social-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 45px;
      height: 45px;
      border-radius: 50%;
      background-color: var(--page-23win-primary-color);
      color: var(--page-23win-light-text-color);
      font-size: 1.5em;
      text-decoration: none;
      transition: background-color 0.3s ease, transform 0.2s ease;
    }

    .page-23win__social-link:hover {
      background-color: #d1401f;
      transform: translateY(-2px);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-23win__hero-title {
        font-size: 2.2em;
      }

      .page-23win__hero-subtitle {
        font-size: 1.1em;
      }

      .page-23win__hero-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-23win__section-title {
        font-size: 2em;
      }

      .page-23win__game-grid {
        grid-template-columns: 1fr;
      }

      .page-23win__providers-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-23win__promotion-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }

      .page-23win__promotion-image-container {
        width: 100%;
        height: 150px;
        margin-bottom: 15px;
      }

      .page-23win__promotion-content h3 {
        font-size: 1.2em;
      }

      .page-23win__guide-step {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }

      .page-23win__step-number {
        margin-bottom: 15px;
      }

      .page-23win__app-download-buttons {
        flex-direction: column;
      }

      .page-23win__floating-login-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 0.95em;
      }

      .page-23win__faq-question {
        padding: 12px 15px;
      }
      .page-23win__faq-question h3 {
        font-size: 1em;
      }
      .page-23win__faq-answer {
        padding: 15px !important; /* Important for mobile responsive padding */
      }
    }

    /* Ensure all images are responsive by default within content */
    .page-23win img {
      max-width: 100%;
      height: auto;
      display: block; /* Remove extra space below images */
      box-sizing: border-box; /* Include padding and border in the element's total width and height */
    }

    .page-23win__image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    @media (max-width: 768px) {
      .page-23win img {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-23win__image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
      }
    }