.page-11ein {
      --primary-color: #4CAF50; /* Xanh lá cây tươi sáng */
      --secondary-color: #FFC107; /* Vàng hổ phách */
      --background-dark: #1a1a1a;
      --background-light: #2c2c2c;
      --text-light: #f0f0f0;
      --text-dark: #1a1a1a;
      --border-color: #555;
      font-family: 'Arial', sans-serif;
      color: var(--text-light);
      background-color: var(--background-dark);
      line-height: 1.6;
      padding-bottom: 50px; /* Đảm bảo có khoảng trống cho footer */
    }

    .page-11ein__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-11ein__section--dark {
      background-color: var(--background-light);
    }

    .page-11ein__hero-section {
      background-color: var(--background-dark);
      padding-top: 10px; /* Adjusted for header offset */
      padding-bottom: 40px;
      position: relative;
      overflow: hidden;
    }

    .page-11ein__hero-content {
      position: relative;
      z-index: 1;
      max-width: 900px;
      margin: 0 auto;
      text-align: center;
      padding: 20px;
    }

    .page-11ein__hero-title {
      font-size: 2.8em;
      color: var(--primary-color);
      margin-bottom: 15px;
      font-weight: bold;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-11ein__hero-text {
      font-size: 1.1em;
      margin-bottom: 30px;
      color: var(--text-light);
    }

    .page-11ein__hero-image {
      width: 100%;
      height: auto;
      max-width: 100%;
      display: block;
      margin: 0 auto;
      border-radius: 10px;
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
      object-fit: cover;
    }

    .page-11ein__button {
      background-color: var(--primary-color);
      color: var(--text-dark);
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      display: inline-block;
      border: none;
      cursor: pointer;
      font-size: 1em;
      margin: 5px;
    }

    .page-11ein__button:hover {
      background-color: #5cb85c;
      transform: translateY(-2px);
    }

    .page-11ein__button--secondary {
      background-color: var(--secondary-color);
      color: var(--text-dark);
    }

    .page-11ein__button--secondary:hover {
      background-color: #fdd835;
    }

    .page-11ein__title {
      font-size: 2.2em;
      color: var(--primary-color);
      margin-bottom: 30px;
      font-weight: bold;
    }

    .page-11ein__subtitle {
      font-size: 1.5em;
      color: var(--text-light);
      margin-bottom: 20px;
    }

    .page-11ein__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-11ein__card {
      background-color: var(--background-light);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      text-align: left;
      transition: transform 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
    }

    .page-11ein__card:hover {
      transform: translateY(-5px);
    }

    .page-11ein__card-image-container {
      width: 100%;
      height: 200px;
      overflow: hidden;
    }

    .page-11ein__card-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .page-11ein__card-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-11ein__card-title {
      font-size: 1.4em;
      color: var(--primary-color);
      margin-top: 0;
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-11ein__card-text {
      font-size: 0.95em;
      color: var(--text-light);
    }

    .page-11ein__list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
    }

    .page-11ein__list-item {
      background-color: var(--background-light);
      border-radius: 8px;
      padding: 20px;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
      text-align: left;
      flex: 1 1 calc(33% - 40px); /* 3 items per row on desktop */
      max-width: calc(33% - 40px);
      box-sizing: border-box;
      display: flex;
      align-items: flex-start;
    }

    .page-11ein__list-item-icon {
      width: 80px;
      height: 80px;
      margin-right: 15px;
      flex-shrink: 0;
      object-fit: cover;
      border-radius: 5px;
    }

    .page-11ein__list-item-content {
      flex-grow: 1;
    }

    .page-11ein__list-item-title {
      font-size: 1.3em;
      color: var(--primary-color);
      margin-top: 0;
      margin-bottom: 8px;
      font-weight: bold;
    }

    .page-11ein__list-item-text {
      font-size: 0.9em;
      color: var(--text-light);
    }

    /* FAQ Section */
    .page-11ein__faq-container {
      max-width: 800px;
      margin: 30px auto;
      text-align: left;
    }

    .page-11ein__faq-item {
      background-color: var(--background-light);
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .page-11ein__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: var(--background-light);
      color: var(--primary-color);
      font-size: 1.1em;
      font-weight: bold;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-11ein__faq-question:hover {
      background-color: #3a3a3a;
    }

    .page-11ein__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--primary-color);
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-11ein__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      pointer-events: none; /* Prevent toggle from blocking click */
      transition: transform 0.3s ease;
    }

    .page-11ein__faq-item.active .page-11ein__faq-toggle {
      transform: rotate(45deg);
    }

    .page-11ein__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 0.4s ease;
      color: var(--text-light);
      font-size: 0.95em;
    }

    .page-11ein__faq-item.active .page-11ein__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 20px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-11ein__hero-title {
        font-size: 2em;
      }

      .page-11ein__hero-text {
        font-size: 1em;
      }

      .page-11ein__title {
        font-size: 1.8em;
      }

      .page-11ein__subtitle {
        font-size: 1.2em;
      }

      .page-11ein__section {
        padding: 30px 15px;
      }

      .page-11ein__grid {
        grid-template-columns: 1fr;
      }

      .page-11ein__card {
        margin-bottom: 20px;
      }

      .page-11ein__list-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 15px !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-11ein__list {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-11ein__list-item-icon {
        width: 60px;
        height: 60px;
        margin-right: 10px;
      }

      .page-11ein__list-item-title {
        font-size: 1.1em;
      }

      .page-11ein__list-item-text {
        font-size: 0.85em;
      }

      .page-11ein__card-image-container {
        height: 180px;
      }

      .page-11ein__faq-question {
        padding: 12px 15px;
        font-size: 1em;
      }

      .page-11ein__faq-question h3 {
        font-size: 1em;
      }

      .page-11ein__faq-answer {
        padding: 15px 15px !important;
        font-size: 0.9em;
      }
    }

    /* Ensure all images are responsive */
    .page-11ein img {
      max-width: 100% !important;
      height: auto !important;
      box-sizing: border-box !important;
    }
    .page-11ein__image-container {
      width: 100% !important;
      max-width: 100% !important;
      overflow: hidden !important;
      box-sizing: border-box !important;
    }