/* Tổng quan */
    :root {
      --page-mcw77-bg-dark: #1a1a1a;
      --page-mcw77-text-light: #f0f0f0;
      --page-mcw77-accent-gold: #FFD700;
      --page-mcw77-accent-blue: #87CEEB;
      --page-mcw77-border-color: #333;
      --page-mcw77-card-bg: #2a2a2a;
      --page-mcw77-button-hover-bg: #e6c200;
    }

    .page-mcw77 {
      font-family: 'Arial', sans-serif;
      background-color: var(--page-mcw77-bg-dark);
      color: var(--page-mcw77-text-light);
      line-height: 1.6;
      overflow-x: hidden;
      padding-bottom: 80px; /* Để tránh nút nổi bị che */
    }

    /* Tiêu đề */
    .page-mcw77 h1, .page-mcw77 h2, .page-mcw77 h3 {
      color: var(--page-mcw77-accent-gold);
      text-align: center;
      margin-bottom: 1.5rem;
      font-weight: bold;
    }

    .page-mcw77 h1 {
      font-size: 2.2rem;
      padding-top: 1.5rem;
    }

    .page-mcw77 h2 {
      font-size: 1.8rem;
      padding-top: 1rem;
      border-bottom: 2px solid var(--page-mcw77-accent-gold);
      display: inline-block;
      padding-bottom: 0.5rem;
    }

    .page-mcw77 h3 {
      font-size: 1.5rem;
      color: var(--page-mcw77-accent-blue);
    }

    /* Liên kết */
    .page-mcw77 a {
      color: var(--page-mcw77-accent-blue);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-mcw77 a:hover {
      color: var(--page-mcw77-accent-gold);
    }

    /* Các phần chính */
    .page-mcw77-section {
      padding: 2rem 1rem;
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    /* Banner */
    .page-mcw77-hero {
      position: relative;
      background-size: cover;
      background-position: center;
      padding: 4rem 1rem 2rem;
      min-height: 300px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      overflow: hidden;
    }

    .page-mcw77-hero img {
      width: 100%;
      height: auto;
      max-height: 400px; /* Giới hạn chiều cao banner */
      object-fit: cover;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
    }

    .page-mcw77-hero-content {
      position: relative;
      z-index: 2;
      background: rgba(0, 0, 0, 0.6);
      padding: 1.5rem;
      border-radius: 10px;
      margin-top: 1rem;
    }

    /* Nút nổi đăng nhập */
    .page-mcw77-floating-login {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      background-color: var(--page-mcw77-accent-gold);
      color: var(--page-mcw77-bg-dark);
      padding: 15px 25px;
      border-radius: 50px;
      font-weight: bold;
      font-size: 1.1rem;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.3s ease;
      animation: pulse 2s infinite;
      white-space: nowrap;
    }

    .page-mcw77-floating-login:hover {
      background-color: var(--page-mcw77-button-hover-bg);
      transform: translateX(-50%) scale(1.05);
    }

    @keyframes pulse {
      0% { transform: translateX(-50%) scale(1); }
      50% { transform: translateX(-50%) scale(1.03); }
      100% { transform: translateX(-50%) scale(1); }
    }

    /* Giới thiệu */
    .page-mcw77-about p {
      margin-bottom: 1rem;
      text-align: left;
    }

    /* Lưới sản phẩm/game */
    .page-mcw77-game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 1rem;
      margin-top: 1.5rem;
    }

    .page-mcw77-game-card {
      background-color: var(--page-mcw77-card-bg);
      border-radius: 10px;
      padding: 1rem;
      text-align: center;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-mcw77-game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
    }

    .page-mcw77-game-card img {
      max-width: 100px;
      height: auto;
      margin-bottom: 0.8rem;
      border-radius: 5px;
    }

    .page-mcw77-game-card h3 {
      margin: 0.5rem 0 0;
      color: var(--page-mcw77-text-light);
      font-size: 1.1rem;
    }

    /* Danh sách */
    .page-mcw77 ul {
      list-style-type: none;
      padding: 0;
      text-align: left;
    }

    .page-mcw77 ul li {
      background-color: var(--page-mcw77-card-bg);
      margin-bottom: 0.5rem;
      padding: 0.8rem 1rem;
      border-left: 4px solid var(--page-mcw77-accent-gold);
      border-radius: 4px;
      display: flex;
      align-items: center;
    }

    .page-mcw77 ul li::before {
      content: '✔';
      color: var(--page-mcw77-accent-gold);
      font-weight: bold;
      margin-right: 0.8rem;
    }

    /* Ứng dụng di động */
    .page-mcw77-app-download {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 1.5rem;
      margin-top: 1.5rem;
    }

    .page-mcw77-app-qr, .page-mcw77-app-button {
      background-color: var(--page-mcw77-card-bg);
      padding: 1.5rem;
      border-radius: 10px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      width: 100%;
      max-width: 300px;
    }

    .page-mcw77-app-qr img {
      max-width: 150px;
      height: auto;
      display: block;
      margin: 0 auto 1rem;
      border: 2px solid var(--page-mcw77-accent-gold);
      border-radius: 5px;
    }

    .page-mcw77-app-qr p {
      font-size: 0.9rem;
      color: var(--page-mcw77-accent-blue);
    }

    .page-mcw77-app-button a {
      display: block;
      background-color: var(--page-mcw77-accent-gold);
      color: var(--page-mcw77-bg-dark);
      padding: 12px 20px;
      border-radius: 5px;
      font-weight: bold;
      margin-bottom: 10px;
      transition: background-color 0.3s ease;
    }

    .page-mcw77-app-button a:hover {
      background-color: var(--page-mcw77-button-hover-bg);
    }

    /* FAQ */
    .page-mcw77-faq-item {
      background-color: var(--page-mcw77-card-bg);
      margin-bottom: 1rem;
      border-radius: 8px;
      overflow: hidden;
      text-align: left;
    }

    .page-mcw77-faq-question {
      padding: 1rem;
      background-color: #333;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: bold;
      color: var(--page-mcw77-accent-gold);
    }

    .page-mcw77-faq-question::after {
      content: '+';
      font-size: 1.5rem;
      transition: transform 0.3s ease;
    }

    .page-mcw77-faq-question.active::after {
      content: '-';
      transform: rotate(180deg);
    }

    .page-mcw77-faq-answer {
      padding: 0 1rem;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease-out;
      color: var(--page-mcw77-text-light);
    }

    .page-mcw77-faq-answer p {
      padding-bottom: 1rem;
    }

    /* Nút chung */
    .page-mcw77-button {
      display: inline-block;
      background-color: var(--page-mcw77-accent-gold);
      color: var(--page-mcw77-bg-dark);
      padding: 12px 25px;
      border-radius: 5px;
      font-weight: bold;
      text-transform: uppercase;
      transition: background-color 0.3s ease;
      margin-top: 1.5rem;
    }

    .page-mcw77-button:hover {
      background-color: var(--page-mcw77-button-hover-bg);
    }

    /* Phản hồi cho thiết bị di động */
    @media (min-width: 768px) {
      .page-mcw77 h1 {
        font-size: 2.8rem;
      }
      .page-mcw77 h2 {
        font-size: 2.2rem;
      }
      .page-mcw77-hero {
        padding: 6rem 2rem 3rem;
        min-height: 400px;
      }
      .page-mcw77-hero img {
        max-height: 500px;
      }
      .page-mcw77-game-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      }
      .page-mcw77-app-download {
        flex-direction: row;
        justify-content: center;
      }
      .page-mcw77-app-qr, .page-mcw77-app-button {
        max-width: 350px;
      }
    }

    @media (min-width: 1024px) {
      .page-mcw77 h1 {
        font-size: 3.5rem;
      }
      .page-mcw77 h2 {
        font-size: 2.5rem;
      }
      .page-mcw77-hero {
        min-height: 500px;
      }
      .page-mcw77-game-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      }
    }