:root {
      --page-168-vn-primary-color: #e44d26; /* Cam đỏ */
      --page-168-vn-secondary-color: #333; /* Xám đậm */
      --page-168-vn-accent-color: #ffcc00; /* Vàng */
      --page-168-vn-text-color: #f0f0f0; /* Trắng ngà */
      --page-168-vn-bg-color: #1a1a1a; /* Nền rất đậm */
      --page-168-vn-card-bg: #2a2a2a; /* Nền thẻ đậm hơn */
      --page-168-vn-border-color: #444; /* Viền xám */
      --page-168-vn-button-hover-color: #c23e1b;
      --header-offset: 122px; /* Fallback if shared.css doesn't define */
    }

    .page-168-vn {
      font-family: 'Arial', sans-serif;
      color: var(--page-168-vn-text-color);
      background-color: var(--page-168-vn-bg-color);
      line-height: 1.6;
      padding-top: var(--header-offset, 122px); /* Apply offset if not handled by body in shared.css */
    }

    .page-168-vn__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .page-168-vn__section--dark {
      background-color: var(--page-168-vn-secondary-color);
    }

    .page-168-vn__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-168-vn__title {
      color: var(--page-168-vn-primary-color);
      text-align: center;
      margin-bottom: 30px;
      font-size: 2.5em;
      font-weight: bold;
    }

    .page-168-vn__subtitle {
      color: var(--page-168-vn-accent-color);
      text-align: center;
      margin-bottom: 20px;
      font-size: 1.8em;
    }

    .page-168-vn__text {
      font-size: 1.1em;
      margin-bottom: 15px;
      text-align: center;
    }
    
    .page-168-vn__text--left {
        text-align: left;
    }

    /* Hero Section */
    .page-168-vn__hero-section {
      position: relative;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      padding: 10px 20px 60px; /* Adjust padding-top for header offset */
      background-color: var(--page-168-vn-bg-color);
    }

    .page-168-vn__hero-background {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 0;
      opacity: 0.3;
    }

    .page-168-vn__hero-content {
      position: relative;
      z-index: 1;
      max-width: 800px;
    }

    .page-168-vn__hero-heading {
      font-size: 3em;
      color: var(--page-168-vn-primary-color);
      margin-bottom: 20px;
      line-height: 1.2;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-168-vn__hero-description {
      font-size: 1.3em;
      color: var(--page-168-vn-text-color);
      margin-bottom: 30px;
      text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.7);
    }

    /* Floating Buttons */
    .page-168-vn__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .page-168-vn__floating-button {
      background-color: var(--page-168-vn-primary-color);
      color: #fff;
      padding: 12px 25px;
      border-radius: 30px;
      font-weight: bold;
      text-align: center;
      text-decoration: none;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease;
      cursor: pointer;
      border: none;
    }

    .page-168-vn__floating-button:hover {
      background-color: var(--page-168-vn-button-hover-color);
    }

    /* Product Display */
    .page-168-vn__product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }

    .page-168-vn__product-card {
      background-color: var(--page-168-vn-card-bg);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      text-align: center;
      transition: transform 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-168-vn__product-card:hover {
      transform: translateY(-8px);
    }

    .page-168-vn__product-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      border-bottom: 2px solid var(--page-168-vn-border-color);
    }

    .page-168-vn__product-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .page-168-vn__product-title {
      font-size: 1.5em;
      color: var(--page-168-vn-accent-color);
      margin-bottom: 10px;
    }

    .page-168-vn__product-description {
      font-size: 0.95em;
      color: var(--page-168-vn-text-color);
    }

    /* Promotions Section */
    .page-168-vn__promo-list {
      list-style: none;
      padding: 0;
      margin-top: 30px;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 20px;
    }

    .page-168-vn__promo-item {
      background-color: var(--page-168-vn-card-bg);
      border-left: 5px solid var(--page-168-vn-primary-color);
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .page-168-vn__promo-title {
      color: var(--page-168-vn-accent-color);
      font-size: 1.3em;
      margin-bottom: 10px;
    }

    .page-168-vn__promo-description {
      font-size: 1em;
      color: var(--page-168-vn-text-color);
    }

    .page-168-vn__promo-link {
      display: inline-block;
      margin-top: 15px;
      color: var(--page-168-vn-primary-color);
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
    }

    .page-168-vn__promo-link:hover {
      color: var(--page-168-vn-accent-color);
    }

    /* Why Choose Section */
    .page-168-vn__feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }

    .page-168-vn__feature-card {
      background-color: var(--page-168-vn-card-bg);
      padding: 30px;
      border-radius: 10px;
      text-align: center;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-168-vn__feature-icon {
      width: 200px; /* Enforced min size */
      height: 200px; /* Enforced min size */
      margin-bottom: 20px;
      object-fit: contain;
    }

    .page-168-vn__feature-title {
      color: var(--page-168-vn-accent-color);
      font-size: 1.4em;
      margin-bottom: 10px;
    }

    .page-168-vn__feature-description {
      color: var(--page-168-vn-text-color);
      font-size: 0.95em;
    }

    /* Providers & Payments */
    .page-168-vn__logo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
      align-items: center;
      justify-items: center;
    }

    .page-168-vn__logo-item {
      background-color: var(--page-168-vn-card-bg);
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
      text-align: center;
      min-height: 100px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .page-168-vn__logo-image {
      max-width: 100%;
      max-height: 80px;
      object-fit: contain;
    }

    /* FAQ Section */
    .page-168-vn__faq-list {
      margin-top: 40px;
    }

    .page-168-vn__faq-item {
      background-color: var(--page-168-vn-card-bg);
      border: 1px solid var(--page-168-vn-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
    }

    .page-168-vn__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: var(--page-168-vn-secondary-color);
      color: var(--page-168-vn-accent-color);
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-168-vn__faq-question:hover {
      background-color: #444;
    }

    .page-168-vn__faq-question h3 {
      margin: 0;
      pointer-events: none; /* Prevent h3 from blocking click on parent */
      color: inherit; /* Ensure h3 color matches parent */
    }

    .page-168-vn__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click on parent */
    }

    .page-168-vn__faq-item.active .page-168-vn__faq-toggle {
      transform: rotate(45deg); /* Change '+' to 'x' or '-' */
    }

    .page-168-vn__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;
      background-color: var(--page-168-vn-card-bg);
      color: var(--page-168-vn-text-color);
    }

    .page-168-vn__faq-item.active .page-168-vn__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-168-vn__faq-answer p {
      margin: 0;
      padding-bottom: 10px;
    }

    /* Call to Action */
    .page-168-vn__cta-section {
      text-align: center;
      padding: 60px 20px;
      background-color: var(--page-168-vn-secondary-color);
    }

    .page-168-vn__cta-button {
      background-color: var(--page-168-vn-primary-color);
      color: #fff;
      padding: 15px 40px;
      border-radius: 30px;
      font-size: 1.3em;
      font-weight: bold;
      display: inline-block;
      margin-top: 20px;
      transition: background-color 0.3s ease;
      cursor: pointer;
      border: none;
    }

    .page-168-vn__cta-button:hover {
      background-color: var(--page-168-vn-button-hover-color);
    }

    /* Responsive adjustments */
    @media (max-width: 1024px) {
      .page-168-vn__hero-heading {
        font-size: 2.5em;
      }
      .page-168-vn__hero-description {
        font-size: 1.1em;
      }
    }

    @media (max-width: 768px) {
      .page-168-vn__section {
        padding: 30px 15px;
      }
      .page-168-vn__title {
        font-size: 2em;
      }
      .page-168-vn__subtitle {
        font-size: 1.5em;
      }
      .page-168-vn__hero-section {
        padding: 10px 15px 40px;
      }
      .page-168-vn__hero-heading {
        font-size: 2em;
      }
      .page-168-vn__hero-description {
        font-size: 1em;
      }

      /* Floating buttons for mobile */
      .page-168-vn__floating-buttons {
        flex-direction: row;
        width: calc(100% - 40px);
        left: 20px;
        right: 20px;
        bottom: 15px;
        justify-content: space-around;
        gap: 10px;
      }
      .page-168-vn__floating-button {
        flex: 1;
        padding: 10px 15px;
        font-size: 0.9em;
      }

      /* Product grid for mobile */
      .page-168-vn__product-grid {
        grid-template-columns: 1fr;
      }

      /* Promo list for mobile */
      .page-168-vn__promo-list {
        grid-template-columns: 1fr;
        padding: 0 !important; /* Apply for list container */
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-168-vn__promo-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 15px !important; /* Adjust padding for smaller screens */
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      /* Feature grid for mobile */
      .page-168-vn__feature-grid {
        grid-template-columns: 1fr;
      }
      .page-168-vn__feature-card {
        padding: 20px;
      }

      /* Logo grid for mobile */
      .page-168-vn__logo-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .page-168-vn__logo-item {
        padding: 10px;
      }

      /* FAQ for mobile */
      .page-168-vn__faq-question {
        font-size: 1em;
        padding: 12px 15px;
      }
      .page-168-vn__faq-answer {
        padding: 0 15px; /* Initial padding */
      }
      .page-168-vn__faq-item.active .page-168-vn__faq-answer {
        padding: 15px !important; /* Active padding */
      }
      .page-168-vn__cta-button {
        font-size: 1.1em;
        padding: 12px 30px;
      }
    }

    @media (max-width: 480px) {
      .page-168-vn__hero-heading {
        font-size: 1.8em;
      }
      .page-168-vn__hero-description {
        font-size: 0.9em;
      }
      .page-168-vn__floating-buttons {
        bottom: 10px;
        left: 10px;
        right: 10px;
        gap: 8px;
      }
      .page-168-vn__floating-button {
        padding: 8px 10px;
        font-size: 0.8em;
      }
      .page-168-vn__logo-grid {
        grid-template-columns: 1fr;
      }
    }

    /* Image responsive rules */
    .page-168-vn img {
      max-width: 100%;
      height: auto;
      display: block; /* Remove extra space below images */
      box-sizing: border-box;
    }
    @media (max-width: 768px) {
      .page-168-vn img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
    }
    .page-168-vn__image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }