/* CSS cho trang b52.clup */
    .page-b52clubs {
      font-family: 'Arial', sans-serif;
      color: #333;
      background-color: #f0f2f5;
      line-height: 1.6;
      padding-bottom: 80px; /* Dành chỗ cho nút đăng nhập nổi */
    }

    .page-b52clubs-hero {
      position: relative;
      background-color: #0d1a2b; /* Nền tối cho banner */
      color: #fff;
      text-align: center;
      padding: 0;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 300px; /* Chiều cao tối thiểu cho hero */
    }

    .page-b52clubs-hero-bg {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.6; /* Làm mờ ảnh nền để chữ dễ đọc */
      z-index: 0;
    }

    .page-b52clubs-hero-content {
      position: relative;
      z-index: 1;
      padding: 20px;
      max-width: 90%;
    }

    .page-b52clubs-hero h1 {
      font-size: 2.2em;
      margin-bottom: 10px;
      color: #ffd700; /* Màu vàng nổi bật */
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      font-weight: bold;
    }

    .page-b52clubs-hero p {
      font-size: 1.1em;
      margin-bottom: 20px;
      max-width: 600px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-b52clubs-btn {
      display: inline-block;
      background-color: #007bff; /* Màu xanh dương */
      color: #fff;
      padding: 12px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 4px 10px rgba(0, 123, 255, 0.4);
      border: none;
      cursor: pointer;
    }

    .page-b52clubs-btn:hover {
      background-color: #0056b3;
      transform: translateY(-2px);
    }

    .page-b52clubs-section {
      padding: 30px 20px;
      background-color: #fff;
      margin: 20px auto;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      max-width: 960px;
    }

    .page-b52clubs-section h2 {
      font-size: 1.8em;
      color: #0d1a2b;
      margin-bottom: 20px;
      text-align: center;
      border-bottom: 2px solid #ffd700;
      padding-bottom: 10px;
    }

    .page-b52clubs-section h3 {
      font-size: 1.4em;
      color: #007bff;
      margin-top: 25px;
      margin-bottom: 15px;
    }

    .page-b52clubs-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 20px;
      text-align: center;
    }

    .page-b52clubs-grid-item {
      background-color: #f9f9f9;
      border-radius: 8px;
      padding: 15px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
      transition: transform 0.2s ease;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
    }

    .page-b52clubs-grid-item:hover {
      transform: translateY(-5px);
    }

    .page-b52clubs-grid-item img {
      width: 80px;
      height: 80px;
      object-fit: contain;
      margin-bottom: 10px;
      border-radius: 5px;
    }

    .page-b52clubs-grid-item a {
      color: #0d1a2b;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.95em;
    }

    .page-b52clubs-grid-item a:hover {
      color: #007bff;
    }

    .page-b52clubs-floating-btn {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: #ff4500; /* Màu cam nổi bật */
      color: #fff;
      padding: 15px 30px;
      border-radius: 35px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      box-shadow: 0 5px 15px rgba(255, 69, 0, 0.5);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.2s ease;
      animation: pulse 2s infinite;
      display: flex;
      align-items: center;
      justify-content: center;
      white-space: nowrap; /* Ngăn nút bị ngắt dòng */
    }

    .page-b52clubs-floating-btn:hover {
      background-color: #e63900;
      transform: translateX(-50%) translateY(-3px);
    }

    .page-b52clubs-floating-btn span {
        margin-right: 8px;
    }

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

    .page-b52clubs-list {
      list-style-type: disc;
      padding-left: 25px;
      margin-bottom: 20px;
    }

    .page-b52clubs-list li {
      margin-bottom: 10px;
      color: #444;
    }

    .page-b52clubs-steps {
      counter-reset: step-counter;
      list-style: none;
      padding: 0;
    }

    .page-b52clubs-steps li {
      counter-increment: step-counter;
      margin-bottom: 20px;
      padding-left: 45px;
      position: relative;
      min-height: 40px;
      display: flex;
      align-items: center;
    }

    .page-b52clubs-steps li::before {
      content: counter(step-counter);
      position: absolute;
      left: 0;
      top: 0;
      background-color: #007bff;
      color: #fff;
      width: 35px;
      height: 35px;
      border-radius: 50%;
      display: flex;
      justify-content: center;
      align-items: center;
      font-weight: bold;
      font-size: 1.2em;
    }

    .page-b52clubs-faq-item {
      margin-bottom: 15px;
      border: 1px solid #eee;
      border-radius: 8px;
      overflow: hidden;
    }

    .page-b52clubs-faq-question {
      background-color: #f0f0f0;
      padding: 15px 20px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: bold;
      color: #0d1a2b;
      font-size: 1.1em;
    }

    .page-b52clubs-faq-question::after {
      content: '+';
      font-size: 1.5em;
      transition: transform 0.3s ease;
    }

    .page-b52clubs-faq-question.active::after {
      content: '-';
      transform: rotate(180deg);
    }

    .page-b52clubs-faq-answer {
      padding: 15px 20px;
      background-color: #fff;
      border-top: 1px solid #eee;
      display: none;
      color: #555;
    }

    .page-b52clubs-text-center {
        text-align: center;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-b52clubs-hero h1 {
        font-size: 1.8em;
      }

      .page-b52clubs-hero p {
        font-size: 1em;
      }

      .page-b52clubs-section {
        padding: 20px 15px;
        margin: 15px auto;
      }

      .page-b52clubs-section h2 {
        font-size: 1.5em;
      }

      .page-b52clubs-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-b52clubs-grid-item img {
        width: 60px;
        height: 60px;
      }

      .page-b52clubs-floating-btn {
        padding: 12px 25px;
        font-size: 1.1em;
      }
    }

    @media (max-width: 480px) {
      .page-b52clubs-hero h1 {
        font-size: 1.6em;
      }

      .page-b52clubs-hero p {
        font-size: 0.9em;
      }

      .page-b52clubs-btn {
        padding: 10px 20px;
        font-size: 1em;
      }

      .page-b52clubs-section h2 {
        font-size: 1.3em;
      }

      .page-b52clubs-grid {
        grid-template-columns: 1fr 1fr; /* 2 cột trên di động nhỏ */
      }

      .page-b52clubs-floating-btn {
        padding: 10px 20px;
        font-size: 1em;
        bottom: 15px;
      }
    }