/* CSS cho trang nohu64 */
    :root {
      --page-nohu64__primary-color: #e44d26; /* Màu cam đậm */
      --page-nohu64__secondary-color: #ff7f50; /* Màu cam nhạt */
      --page-nohu64__text-color: #333;
      --page-nohu64__light-text-color: #f8f8f8;
      --page-nohu64__background-color: #f0f2f5;
      --page-nohu64__card-background: #ffffff;
      --page-nohu64__border-color: #ddd;
    }

    .page-nohu64 {
      font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
      line-height: 1.6;
      color: var(--page-nohu64__text-color);
      background-color: var(--page-nohu64__background-color);
      padding-bottom: 80px; /* Để chừa chỗ cho nút nổi */
    }

    .page-nohu64__hero-section {
      position: relative;
      width: 100%;
      overflow: hidden;
      padding-top: 80px; /* Đảm bảo không bị che bởi header cố định */
      box-sizing: border-box;
      text-align: center;
      background-color: #333; /* Fallback background */
      min-height: 300px; /* Đảm bảo banner có chiều cao tối thiểu */
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .page-nohu64__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      display: block;
      object-fit: cover; /* Đảm bảo hình ảnh bao phủ toàn bộ khu vực */
      filter: none; /* Đảm bảo không có filter màu */
    }

    .page-nohu64__hero-content {
      position: relative; /* Đặt nội dung lên trên ảnh */
      color: var(--page-nohu64__light-text-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      padding: 20px;
      max-width: 90%;
      background-color: rgba(0, 0, 0, 0.5);
      border-radius: 10px;
      z-index: 10; /* Đảm bảo nội dung hiển thị trên ảnh */
    }

    .page-nohu64__hero-title {
      font-size: 2.5em;
      margin-bottom: 10px;
      color: var(--page-nohu64__light-text-color);
    }

    .page-nohu64__hero-description {
      font-size: 1.2em;
      margin-bottom: 20px;
    }

    .page-nohu64__button {
      display: inline-block;
      padding: 12px 25px;
      background-color: var(--page-nohu64__primary-color);
      color: var(--page-nohu64__light-text-color);
      text-decoration: none;
      border-radius: 5px;
      font-weight: bold;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
    }

    .page-nohu64__button:hover {
      background-color: var(--page-nohu64__secondary-color);
    }

    .page-nohu64__section {
      padding: 40px 20px;
      margin-bottom: 20px;
      background-color: var(--page-nohu64__card-background);
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-nohu64__section-title {
      font-size: 2em;
      color: var(--page-nohu64__primary-color);
      text-align: center;
      margin-bottom: 30px;
      position: relative;
    }

    .page-nohu64__section-title::after {
      content: '';
      position: absolute;
      bottom: -10px;
      left: 50%;
      transform: translateX(-50%);
      width: 60px;
      height: 4px;
      background-color: var(--page-nohu64__secondary-color);
      border-radius: 2px;
    }

    .page-nohu64__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
    }

    .page-nohu64__card {
      background-color: var(--page-nohu64__card-background);
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .page-nohu64__card:hover {
      transform: translateY(-5px);
    }

    .page-nohu64__card-image-wrapper {
      width: 100%;
      height: 200px; /* Fixed height for consistency */
      overflow: hidden;
      display: flex;
      justify-content: center;
      align-items: center;
      background-color: #eee; /* Placeholder background */
      box-sizing: border-box;
    }

    .page-nohu64__card-image {
      width: 100%;
      max-width: 100%;
      height: auto;
      object-fit: cover; /* Đảm bảo hình ảnh bao phủ */
      filter: none; /* Đảm bảo không có filter màu */
    }

    .page-nohu64__card-content {
      padding: 15px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-nohu64__card-title {
      font-size: 1.4em;
      color: var(--page-nohu64__primary-color);
      margin-bottom: 10px;
    }

    .page-nohu64__card-text {
      font-size: 0.95em;
      color: var(--page-nohu64__text-color);
      flex-grow: 1;
    }

    .page-nohu64__floating-button-wrapper {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      width: 90%;
      max-width: 400px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      border-radius: 50px;
      overflow: hidden;
      animation: page-nohu64__pulse 2s infinite;
    }

    .page-nohu64__floating-button {
      display: block;
      width: 100%;
      padding: 15px 20px;
      background: linear-gradient(45deg, #ff416c, #ff4b2b); /* Gradient màu nóng */
      color: var(--page-nohu64__light-text-color);
      text-align: center;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      border-radius: 50px;
      transition: all 0.3s ease;
    }

    .page-nohu64__floating-button:hover {
      background: linear-gradient(45deg, #ff4b2b, #ff416c);
      transform: scale(1.02);
    }

    @keyframes page-nohu64__pulse {
      0% { transform: translateX(-50%) scale(1); }
      50% { transform: translateX(-50%) scale(1.03); }
      100% { transform: translateX(-50%) scale(1); }
    }

    /* FAQ Section */
    .page-nohu64__faq-section {
      padding: 40px 20px;
      margin-bottom: 20px;
      background-color: var(--page-nohu64__card-background);
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-nohu64__faq-item {
      border-bottom: 1px solid var(--page-nohu64__border-color);
      margin-bottom: 10px;
    }

    .page-nohu64__faq-item:last-child {
      border-bottom: none;
      margin-bottom: 0;
    }

    .page-nohu64__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px;
      background-color: #f9f9f9;
      cursor: pointer;
      user-select: none;
      border-radius: 5px;
      transition: background-color 0.3s ease;
    }

    .page-nohu64__faq-question:hover {
      background-color: #f0f0f0;
    }

    .page-nohu64__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--page-nohu64__text-color);
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
    }

    .page-nohu64__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-nohu64__primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn toggle chặn sự kiện click */
    }

    .page-nohu64__faq-item.active .page-nohu64__faq-toggle {
      transform: rotate(45deg); /* Xoay dấu '+' thành 'x' hoặc '-' */
    }

    .page-nohu64__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      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-nohu64__text-color);
      font-size: 0.95em;
    }

    .page-nohu64__faq-item.active .page-nohu64__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 15px !important;
      opacity: 1;
    }
    
    .page-nohu64__text-center {
        text-align: center;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-nohu64__hero-section {
        padding-top: 80px; /* Đảm bảo không bị che bởi header cố định trên mobile */
        min-height: 250px;
      }
      .page-nohu64__hero-title {
        font-size: 2em;
      }

      .page-nohu64__hero-description {
        font-size: 1em;
      }

      .page-nohu64__section {
        padding: 20px 15px;
      }

      .page-nohu64__section-title {
        font-size: 1.7em;
      }

      .page-nohu64__grid {
        grid-template-columns: 1fr;
      }

      .page-nohu64__card-image-wrapper {
        height: 180px;
      }

      .page-nohu64__card-title {
        font-size: 1.2em;
      }

      .page-nohu64__card-text {
        font-size: 0.9em;
      }

      .page-nohu64__floating-button-wrapper {
        width: 95%;
        bottom: 15px;
      }

      .page-nohu64__floating-button {
        padding: 12px 15px;
        font-size: 1em;
      }
      
      .page-nohu64__faq-question {
        padding: 12px;
      }

      .page-nohu64__faq-question h3 {
        font-size: 1em;
      }

      .page-nohu64__faq-answer {
        padding: 0 12px;
        font-size: 0.85em;
      }

      .page-nohu64__faq-item.active .page-nohu64__faq-answer {
        padding: 15px 12px !important;
      }
    }

    /* Images responsiveness */
    .page-nohu64 img {
        max-width: 100%;
        height: auto;
        display: block;
        filter: none; /* Ensure no image filters */
    }

    .page-nohu64__card-image-wrapper img {
        width: 100%; /* Ensure card images fill their container */
        height: 100%;
        object-fit: cover;
    }

    @media (max-width: 768px) {
        .page-nohu64 img {
            max-width: 100% !important;
            height: auto !important;
        }
        .page-nohu64__card-image-wrapper {
            width: 100% !important;
            max-width: 100% !important;
            overflow: hidden !important;
            box-sizing: border-box !important;
        }
        .page-nohu64__card-image-wrapper img {
            width: 100% !important;
            height: 100% !important;
            object-fit: cover !important;
        }
    }