:root {
      --page-abc8-primary-color: #e44d26; /* Cam đỏ */
      --page-abc8-secondary-color: #f7931e; /* Cam sáng */
      --page-abc8-accent-color: #4CAF50; /* Xanh lá */
      --page-abc8-dark-bg: #1a1a1a;
      --page-abc8-light-bg: #f5f5f5;
      --page-abc8-text-color: #ffffff;
      --page-abc8-dark-text-color: #333333;
      --page-abc8-border-color: #333333;
      --page-abc8-border-radius: 8px;
      --page-abc8-padding-section: 40px 20px;
      --page-abc8-max-width: 1200px;
    }

    /* Base styles for the page content */
    .page-abc8 {
      font-family: 'Arial', sans-serif;
      color: var(--page-abc8-text-color);
      background-color: var(--page-abc8-dark-bg);
      line-height: 1.6;
      overflow-x: hidden;
    }

    /* Ensure content is not hidden by fixed header */
    .page-abc8__hero-section {
      padding-top: 120px; /* Desktop padding */
    }

    @media (max-width: 768px) {
      .page-abc8__hero-section {
        padding-top: 100px; /* Mobile padding */
      }
    }

    .page-abc8__container {
      max-width: var(--page-abc8-max-width);
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-abc8__section {
      padding: var(--page-abc8-padding-section);
      margin-bottom: 20px;
      background-color: #222222; /* Slightly lighter dark background */
      border-radius: var(--page-abc8-border-radius);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-abc8__section-title {
      font-size: 2.5em;
      color: var(--page-abc8-primary-color);
      text-align: center;
      margin-bottom: 30px;
      font-weight: bold;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-abc8__section-subtitle {
      font-size: 1.8em;
      color: var(--page-abc8-secondary-color);
      text-align: center;
      margin-bottom: 20px;
    }

    .page-abc8__text-center {
      text-align: center;
    }

    .page-abc8__button {
      display: inline-block;
      background-color: var(--page-abc8-primary-color);
      color: var(--page-abc8-text-color);
      padding: 12px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
      font-size: 1.1em;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-abc8__button:hover {
      background-color: var(--page-abc8-secondary-color);
      transform: translateY(-2px);
    }

    /* Hero Section */
    .page-abc8__hero-section {
      background-color: var(--page-abc8-dark-bg);
      text-align: center;
      position: relative;
      overflow: hidden;
      padding-bottom: 40px;
    }

    .page-abc8__hero-banner {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: var(--page-abc8-border-radius);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    }

    .page-abc8__hero-content {
      position: relative;
      z-index: 2;
      padding: 20px 15px;
    }

    .page-abc8__hero-title {
      font-size: 3.5em;
      color: var(--page-abc8-primary-color);
      margin-bottom: 15px;
      text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.7);
      font-weight: 900;
    }

    .page-abc8__hero-description {
      font-size: 1.3em;
      color: #e0e0e0;
      max-width: 800px;
      margin: 0 auto 30px auto;
    }

    /* Floating Login Button */
    .page-abc8__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-abc8-accent-color);
      color: var(--page-abc8-text-color);
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      animation: page-abc8__pulse 2s infinite;
      display: flex;
      align-items: center;
      gap: 10px;
      border: 2px solid #fff;
    }

    .page-abc8__floating-button:hover {
      background-color: #388e3c; /* Darker green */
      transform: scale(1.05);
      animation: none;
    }

    @keyframes page-abc8__pulse {
      0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7); }
      70% { transform: scale(1.05); box-shadow: 0 0 0 20px rgba(76, 175, 80, 0); }
      100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(76, 175, 80, 0); }
    }

    /* Game Categories */
    .page-abc8__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-abc8__game-card {
      background-color: #333333;
      border-radius: var(--page-abc8-border-radius);
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-abc8__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    }

    .page-abc8__game-card-image {
      width: 100%;
      height: 200px; /* Fixed height for consistency */
      object-fit: cover;
      display: block;
      border-bottom: 3px solid var(--page-abc8-primary-color);
    }

    .page-abc8__game-card-content {
      padding: 20px;
    }

    .page-abc8__game-card-title {
      font-size: 1.5em;
      color: var(--page-abc8-secondary-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

    .page-abc8__game-card-title a {
      color: var(--page-abc8-secondary-color);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-abc8__game-card-title a:hover {
      color: var(--page-abc8-primary-color);
    }

    .page-abc8__game-card-description {
      font-size: 0.95em;
      color: #cccccc;
      margin-bottom: 20px;
    }

    /* Game Providers */
    .page-abc8__provider-logos {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
    }

    .page-abc8__provider-item {
      background-color: #333333;
      border-radius: var(--page-abc8-border-radius);
      padding: 15px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
      transition: transform 0.3s ease;
      text-align: center;
      width: 120px; /* Fixed width for logos */
      height: 80px; /* Fixed height for logos */
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .page-abc8__provider-item:hover {
      transform: translateY(-3px);
    }

    .page-abc8__provider-logo {
      width: 100%;
      height: 100%;
      object-fit: contain; /* Ensure logo fits without cropping */
      display: block;
      filter: grayscale(20%); /* Slightly desaturate */
      transition: filter 0.3s ease;
    }

    .page-abc8__provider-item:hover .page-abc8__provider-logo {
      filter: grayscale(0%); /* Full color on hover */
    }

    /* FAQ Section */
    .page-abc8__faq-section {
      background-color: #2a2a2a;
      padding: var(--page-abc8-padding-section);
      border-radius: var(--page-abc8-border-radius);
      margin-bottom: 20px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-abc8__faq-item {
      background-color: #333333;
      margin-bottom: 15px;
      border-radius: var(--page-abc8-border-radius);
      overflow: hidden;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
      border: 1px solid var(--page-abc8-border-color);
    }

    .page-abc8__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #444444;
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-abc8__faq-question:hover {
      background-color: #555555;
    }

    .page-abc8__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: var(--page-abc8-secondary-color);
      pointer-events: none; /* Prevent text selection interfering with click */
    }

    .page-abc8__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--page-abc8-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon interfering with click */
    }

    .page-abc8__faq-item.active .page-abc8__faq-toggle {
      transform: rotate(45deg);
    }

    .page-abc8__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.3s ease;
      color: #cccccc;
    }

    .page-abc8__faq-item.active .page-abc8__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 20px !important;
      opacity: 1;
    }

    .page-abc8__faq-answer p {
      margin-top: 0;
      margin-bottom: 10px;
    }

    .page-abc8__faq-answer ul {
      margin-top: 0;
      padding-left: 20px;
    }

    .page-abc8__faq-answer li {
      margin-bottom: 5px;
    }

    /* General responsive image rule */
    .page-abc8 img {
      max-width: 100%;
      height: auto;
      display: block; /* Remove extra space below images */
    }

    .page-abc8__image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 20px;
      border-radius: var(--page-abc8-border-radius);
    }

    /* Responsive adjustments */
    @media (max-width: 1024px) {
      .page-abc8__hero-title {
        font-size: 3em;
      }
      .page-abc8__hero-description {
        font-size: 1.2em;
      }
      .page-abc8__section-title {
        font-size: 2em;
      }
      .page-abc8__game-categories {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      }
    }

    @media (max-width: 768px) {
      .page-abc8__hero-title {
        font-size: 2.5em;
      }
      .page-abc8__hero-description {
        font-size: 1.1em;
      }
      .page-abc8__section-title {
        font-size: 1.8em;
      }
      .page-abc8__section {
        padding: 30px 15px;
      }
      .page-abc8__game-categories {
        grid-template-columns: 1fr;
      }
      .page-abc8__floating-button {
        font-size: 1em;
        padding: 12px 20px;
        bottom: 15px;
        right: 15px;
      }
      .page-abc8__faq-question {
        padding: 12px 15px;
      }
      .page-abc8__faq-question h3 {
        font-size: 1.1em;
      }
      .page-abc8__faq-answer {
        padding: 0 15px;
      }
      .page-abc8__faq-item.active .page-abc8__faq-answer {
        padding: 15px 15px !important;
      }
      .page-abc8 img {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-abc8__image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }

    @media (max-width: 480px) {
      .page-abc8__hero-title {
        font-size: 2em;
      }
      .page-abc8__hero-description {
        font-size: 1em;
      }
      .page-abc8__section-title {
        font-size: 1.6em;
      }
      .page-abc8__button {
        padding: 10px 20px;
        font-size: 1em;
      }
      .page-abc8__floating-button {
        font-size: 0.9em;
        padding: 10px 15px;
      }
    }