/* Tổng quan */
    :root {
      --primary-color: #e44d26; /* Màu cam đỏ */
      --secondary-color: #ff9800; /* Màu cam */
      --text-color-dark: #333;
      --text-color-light: #fff;
      --background-light: #f8f8f8;
      --background-dark: #222;
      --border-color: #ddd;
      --shadow-light: rgba(0, 0, 0, 0.1);
      --font-family: 'Arial', sans-serif;
    }

    .page-2233 {
      font-family: var(--font-family);
      color: var(--text-color-dark);
      line-height: 1.6;
      background-color: var(--background-light);
      overflow-x: hidden; /* Ngăn chặn tràn ngang */
    }

    /* Các phần chung */
    .page-2233__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .page-2233__heading-primary {
      font-size: 2.5em;
      color: var(--primary-color);
      text-align: center;
      margin-bottom: 20px;
      font-weight: bold;
      line-height: 1.2;
    }

    .page-2233__heading-secondary {
      font-size: 2em;
      color: var(--text-color-dark);
      text-align: center;
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }
    .page-2233__heading-secondary::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 60px;
      height: 3px;
      background-color: var(--primary-color);
    }

    .page-2233__paragraph {
      font-size: 1.1em;
      text-align: center;
      margin-bottom: 20px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-2233__button {
      display: inline-block;
      background-color: var(--primary-color);
      color: var(--text-color-light);
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
      text-align: center;
    }
    .page-2233__button:hover {
      background-color: #c0392b; /* Màu tối hơn */
    }

    /* Hero Section */
    .page-2233__hero-section {
      background-color: var(--background-dark);
      color: var(--text-color-light);
      text-align: center;
      padding: 10px 20px 60px 20px; /* Top padding 10px as per instruction */
      position: relative;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 450px; /* Đảm bảo chiều cao tối thiểu */
    }
    .page-2233__hero-background {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.3; /* Làm mờ ảnh nền */
      z-index: 0;
    }
    .page-2233__hero-content {
      position: relative;
      z-index: 1;
      max-width: 900px;
    }
    .page-2233__hero-title {
      font-size: 3em;
      margin-bottom: 15px;
      font-weight: bold;
      line-height: 1.2;
      color: var(--text-color-light);
    }
    .page-2233__hero-subtitle {
      font-size: 1.3em;
      margin-bottom: 30px;
      color: #ccc;
    }
    .page-2233__hero-cta-button {
      margin-top: 20px;
      padding: 15px 35px;
      font-size: 1.1em;
      border-radius: 8px;
    }

    /* Floating Buttons */
    .page-2233__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }
    .page-2233__floating-button {
      background-color: var(--secondary-color);
      color: var(--text-color-light);
      padding: 12px 20px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      text-align: center;
      box-shadow: 0 4px 8px var(--shadow-light);
      transition: background-color 0.3s ease;
      min-width: 120px;
    }
    .page-2233__floating-button:hover {
      background-color: #e68a00; /* Màu cam tối hơn */
    }

    /* Product Display Section */
    .page-2233__product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }
    .page-2233__product-card {
      background-color: var(--text-color-light);
      border-radius: 10px;
      box-shadow: 0 5px 15px var(--shadow-light);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      padding-bottom: 20px;
    }
    .page-2233__product-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    }
    .page-2233__product-image-wrapper {
      width: 100%;
      height: 200px; /* Fixed height for images */
      overflow: hidden;
      margin-bottom: 15px;
      border-bottom: 1px solid var(--border-color);
    }
    .page-2233__product-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      max-width: 100%;
      transition: transform 0.3s ease;
    }
    .page-2233__product-card:hover .page-2233__product-image {
      transform: scale(1.05);
    }
    .page-2233__product-title {
      font-size: 1.4em;
      color: var(--primary-color);
      margin-bottom: 10px;
      padding: 0 15px;
    }
    .page-2233__product-description {
      font-size: 0.95em;
      color: #666;
      margin-bottom: 15px;
      padding: 0 15px;
    }
    .page-2233__product-button {
      background-color: var(--secondary-color);
      padding: 10px 20px;
      font-size: 0.9em;
      border-radius: 5px;
    }
    .page-2233__product-button:hover {
      background-color: #e68a00;
    }

    /* Promotions Section */
    .page-2233__promotion-card {
      background-color: var(--text-color-light);
      border-radius: 10px;
      box-shadow: 0 5px 15px var(--shadow-light);
      margin-bottom: 30px;
      padding: 25px;
      display: flex;
      align-items: center;
      gap: 25px;
      flex-wrap: wrap;
    }
    .page-2233__promotion-image-wrapper {
      flex: 1;
      min-width: 250px;
      max-width: 350px; /* Limit image width */
      height: 200px;
      overflow: hidden;
      border-radius: 8px;
    }
    .page-2233__promotion-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      max-width: 100%;
    }
    .page-2233__promotion-content {
      flex: 2;
      min-width: 300px;
    }
    .page-2233__promotion-title {
      font-size: 1.8em;
      color: var(--primary-color);
      margin-bottom: 10px;
    }
    .page-2233__promotion-description {
      font-size: 1em;
      color: #555;
      margin-bottom: 15px;
    }
    .page-2233__promotion-button {
      padding: 10px 20px;
    }

    /* Advantages Section */
    .page-2233__advantages-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }
    .page-2233__advantage-item {
      background-color: var(--text-color-light);
      padding: 25px;
      border-radius: 10px;
      box-shadow: 0 5px 15px var(--shadow-light);
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
    }
    .page-2233__advantage-icon-wrapper {
      width: 80px;
      height: 80px;
      margin-bottom: 20px;
      overflow: hidden;
      border-radius: 50%;
      background-color: var(--primary-color);
      display: flex;
      justify-content: center;
      align-items: center;
      flex-shrink: 0;
    }
    .page-2233__advantage-icon {
      width: 60px;
      height: 60px;
      object-fit: contain;
      max-width: 100%;
    }
    .page-2233__advantage-title {
      font-size: 1.3em;
      color: var(--primary-color);
      margin-bottom: 10px;
    }
    .page-2233__advantage-description {
      font-size: 0.95em;
      color: #666;
    }

    /* How-to Section */
    .page-2233__steps-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
      list-style: none;
      padding: 0;
    }
    .page-2233__step-item {
      background-color: var(--text-color-light);
      padding: 25px;
      border-radius: 10px;
      box-shadow: 0 5px 15px var(--shadow-light);
      text-align: center;
      position: relative;
      padding-top: 60px;
    }
    .page-2233__step-number {
      position: absolute;
      top: -20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--primary-color);
      color: var(--text-color-light);
      width: 50px;
      height: 50px;
      border-radius: 50%;
      display: flex;
      justify-content: center;
      align-items: center;
      font-size: 1.8em;
      font-weight: bold;
      border: 3px solid var(--text-color-light);
      box-shadow: 0 2px 5px var(--shadow-light);
    }
    .page-2233__step-title {
      font-size: 1.4em;
      color: var(--primary-color);
      margin-bottom: 10px;
    }
    .page-2233__step-description {
      font-size: 0.95em;
      color: #666;
    }

    /* FAQ Section */
    .page-2233__faq-section {
      background-color: var(--background-light);
      padding: 40px 20px;
      max-width: 900px;
      margin: 0 auto;
    }
    .page-2233__faq-item {
      background-color: var(--text-color-light);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px var(--shadow-light);
    }
    .page-2233__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #f0f0f0;
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
      color: var(--text-color-dark);
    }
    .page-2233__faq-question:hover {
      background-color: #e0e0e0;
    }
    .page-2233__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--primary-color);
      pointer-events: none; /* Prevent text selection from interfering with click */
    }
    .page-2233__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent icon from interfering with click */
    }
    .page-2233__faq-item.active .page-2233__faq-toggle {
      transform: rotate(45deg); /* Rotate + to become X, or just change to - */
    }
    .page-2233__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px; /* Initial padding */
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: #555;
    }
    .page-2233__faq-item.active .page-2233__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important; /* Expanded padding */
      opacity: 1;
    }
    .page-2233__faq-answer p {
      margin: 0;
      padding-bottom: 10px;
    }

    /* Call to Action Section */
    .page-2233__cta-section {
      background-color: var(--primary-color);
      color: var(--text-color-light);
      text-align: center;
      padding: 50px 20px;
      margin-top: 40px;
    }
    .page-2233__cta-title {
      font-size: 2.2em;
      margin-bottom: 15px;
      font-weight: bold;
    }
    .page-2233__cta-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }
    .page-2233__cta-button {
      background-color: var(--secondary-color);
      padding: 15px 35px;
      font-size: 1.1em;
      border-radius: 8px;
    }
    .page-2233__cta-button:hover {
      background-color: #e68a00;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-2233__section {
        padding: 30px 15px;
      }
      .page-2233__heading-primary {
        font-size: 2em;
      }
      .page-2233__heading-secondary {
        font-size: 1.8em;
      }
      .page-2233__hero-title {
        font-size: 2.2em;
      }
      .page-2233__hero-subtitle {
        font-size: 1.1em;
      }
      .page-2233__floating-buttons {
        bottom: 15px;
        right: 15px;
      }
      .page-2233__floating-button {
        padding: 10px 15px;
        min-width: 100px;
      }
      .page-2233__product-card,
      .page-2233__advantage-item,
      .page-2233__step-item {
        box-sizing: border-box !important;
        width: 100% !important;
        max-width: 100% !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        padding: 20px 15px; /* Adjust padding for mobile */
      }
      .page-2233__product-grid,
      .page-2233__advantages-grid,
      .page-2233__steps-list {
        grid-template-columns: 1fr;
        gap: 20px;
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
      }
      .page-2233__promotion-card {
        flex-direction: column;
        align-items: center;
        padding: 20px;
      }
      .page-2233__promotion-image-wrapper {
        min-width: unset;
        width: 100%;
        max-width: 100%;
        height: 180px;
      }
      .page-2233__promotion-content {
        min-width: unset;
        width: 100%;
        text-align: center;
      }
      .page-2233__promotion-title {
        font-size: 1.5em;
      }
      .page-2233__faq-question {
        padding: 12px 15px;
      }
      .page-2233__faq-question h3 {
        font-size: 1em;
      }
      .page-2233__faq-answer {
        padding: 0 15px; /* Initial mobile padding */
      }
      .page-2233__faq-item.active .page-2233__faq-answer {
        padding: 15px !important; /* Expanded mobile padding */
      }
      .page-2233__cta-title {
        font-size: 1.8em;
      }
      .page-2233__cta-description {
        font-size: 1em;
      }

      /* Image responsiveness */
      .page-2233 img {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-2233__product-image-wrapper,
      .page-2233__promotion-image-wrapper,
      .page-2233__advantage-icon-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
        height: auto !important; /* Allow height to adjust for images */
      }
      .page-2233__product-image-wrapper {
        height: 180px !important; /* Maintain aspect for product images */
      }
      .page-2233__advantage-icon-wrapper {
        width: 60px !important;
        height: 60px !important;
      }
      .page-2233__advantage-icon {
        width: 40px !important;
        height: 40px !important;
      }
    }

    @media (max-width: 480px) {
      .page-2233__hero-title {
        font-size: 1.8em;
      }
      .page-2233__hero-subtitle {
        font-size: 0.9em;
      }
      .page-2233__hero-cta-button {
        padding: 10px 20px;
        font-size: 0.9em;
      }
    }