:root {
      --page-28dt-primary-color: #007bff; /* Blue for highlights */
      --page-28dt-secondary-color: #ffc107; /* Yellow for accents */
      --page-28dt-dark-bg: #1a1a2e; /* Dark background */
      --page-28dt-light-text: #e0e0e0; /* Light text */
      --page-28dt-card-bg: #2a2a3e; /* Card background */
      --page-28dt-border-color: #4a4a5e; /* Border color */
      --page-28dt-gradient-start: #1a1a2e;
      --page-28dt-gradient-end: #0f0f1c;
      --page-28dt-hover-color: #0056b3;
      --page-28dt-toggle-color: #fff; /* White for toggle icon */
    }

    body {
      font-family: 'Arial', sans-serif;
      background: linear-gradient(135deg, var(--page-28dt-gradient-start), var(--page-28dt-gradient-end));
      color: var(--page-28dt-light-text);
      line-height: 1.6;
      margin: 0;
      padding: 0;
    }

    .page-28dt {
      max-width: 1200px;
      margin: 0 auto;
      padding: 10px 15px 60px; /* Adjusted padding-bottom for floating buttons */
      box-sizing: border-box;
    }

    /* Header offset for the first content section */
    .page-28dt__hero-section {
      padding-top: 10px; /* Small decorative top padding, assuming body handles main header offset */
      text-align: center;
      margin-bottom: 40px;
      background-color: var(--page-28dt-card-bg);
      padding: 40px 20px;
      border-radius: 15px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-28dt__brand-title {
      font-size: 3em;
      color: var(--page-28dt-secondary-color);
      margin-bottom: 10px;
      text-transform: uppercase;
      letter-spacing: 2px;
      font-weight: bold;
      text-shadow: 0 0 10px rgba(255, 193, 7, 0.5);
    }

    .page-28dt__hero-subtitle {
      font-size: 1.2em;
      color: var(--page-28dt-light-text);
      margin-bottom: 20px;
    }

    .page-28dt__floating-buttons {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 15px;
      z-index: 1000;
      width: calc(100% - 30px); /* Adjust width for mobile padding */
      max-width: 400px; /* Max width for larger screens */
      justify-content: center;
    }

    .page-28dt__floating-button {
      background-color: var(--page-28dt-primary-color);
      color: white;
      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, 0, 0, 0.4);
      border: none;
      cursor: pointer;
      flex-grow: 1; /* Allow buttons to grow */
      text-align: center;
      box-sizing: border-box;
    }

    .page-28dt__floating-button:hover {
      background-color: var(--page-28dt-hover-color);
      transform: translateY(-2px);
    }

    .page-28dt__section-title {
      font-size: 2.5em;
      color: var(--page-28dt-secondary-color);
      text-align: center;
      margin-top: 60px;
      margin-bottom: 40px;
      position: relative;
      padding-bottom: 15px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .page-28dt__section-title::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-28dt-primary-color);
      border-radius: 2px;
    }

    .page-28dt__product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-bottom: 60px;
    }

    .page-28dt__product-card {
      background-color: var(--page-28dt-card-bg);
      border-radius: 15px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .page-28dt__product-card:hover {
      transform: translateY(-10px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    }

    .page-28dt__product-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      border-bottom: 1px solid var(--page-28dt-border-color);
    }

    .page-28dt__product-image {
      max-width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
      border-top-left-radius: 15px;
      border-top-right-radius: 15px;
    }

    .page-28dt__product-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-28dt__product-title {
      font-size: 1.8em;
      color: var(--page-28dt-primary-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

    .page-28dt__product-description {
      font-size: 1em;
      color: var(--page-28dt-light-text);
      margin-bottom: 20px;
    }

    .page-28dt__button {
      display: inline-block;
      background-color: var(--page-28dt-secondary-color);
      color: var(--page-28dt-dark-bg);
      padding: 10px 20px;
      border-radius: 25px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
    }

    .page-28dt__button:hover {
      background-color: #e0a800;
      transform: translateY(-2px);
    }

    .page-28dt__promo-section {
      background-color: var(--page-28dt-card-bg);
      border-radius: 15px;
      padding: 40px 20px;
      margin-bottom: 60px;
      text-align: center;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-28dt__promo-title {
      font-size: 2.2em;
      color: var(--page-28dt-secondary-color);
      margin-bottom: 20px;
    }

    .page-28dt__promo-description {
      font-size: 1.1em;
      color: var(--page-28dt-light-text);
      margin-bottom: 30px;
    }

    .page-28dt__promo-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 30px;
      border-radius: 10px;
    }

    .page-28dt__promo-image {
      max-width: 100%;
      height: auto;
      display: block;
      border-radius: 10px;
    }

    .page-28dt__why-choose-section {
      margin-bottom: 60px;
    }

    .page-28dt__feature-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .page-28dt__feature-item {
      background-color: var(--page-28dt-card-bg);
      padding: 30px;
      border-radius: 15px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-sizing: border-box; /* Crucial for mobile responsiveness */
    }

    .page-28dt__feature-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    }

    .page-28dt__feature-icon-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 20px;
    }

    .page-28dt__feature-icon {
      max-width: 150px; /* Larger icons for features */
      height: auto;
      display: block;
      margin: 0 auto;
    }

    .page-28dt__feature-title {
      font-size: 1.5em;
      color: var(--page-28dt-primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-28dt__feature-description {
      font-size: 0.95em;
      color: var(--page-28dt-light-text);
    }

    .page-28dt__faq-section {
      margin-bottom: 60px;
    }

    .page-28dt__faq-item {
      background-color: var(--page-28dt-card-bg);
      border-radius: 10px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      border: 1px solid var(--page-28dt-border-color);
    }

    .page-28dt__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      user-select: none;
      background-color: #3a3a5e;
      transition: background-color 0.3s ease;
    }

    .page-28dt__faq-question:hover {
      background-color: #4a4a6e;
    }

    .page-28dt__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: var(--page-28dt-light-text);
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-28dt__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--page-28dt-toggle-color);
      pointer-events: none; /* Prevent toggle icon from blocking click event */
      transition: transform 0.3s ease;
    }

    .page-28dt__faq-item.active .page-28dt__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-28dt__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      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-28dt-light-text);
      font-size: 0.95em;
      background-color: var(--page-28dt-card-bg);
    }

    .page-28dt__faq-item.active .page-28dt__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    .page-28dt__cta-section {
      text-align: center;
      background-color: var(--page-28dt-primary-color);
      padding: 40px 20px;
      border-radius: 15px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      margin-top: 60px;
    }

    .page-28dt__cta-title {
      font-size: 2em;
      color: white;
      margin-bottom: 20px;
    }

    .page-28dt__cta-text {
      font-size: 1.1em;
      color: white;
      margin-bottom: 30px;
    }

    .page-28dt__cta-button {
      background-color: var(--page-28dt-secondary-color);
      color: var(--page-28dt-dark-bg);
      padding: 15px 35px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      display: inline-block;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    .page-28dt__cta-button:hover {
      background-color: #e0a800;
      transform: translateY(-3px);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-28dt {
        padding: 10px 10px 80px; /* More padding bottom for mobile floating buttons */
      }

      .page-28dt__brand-title {
        font-size: 2.5em;
      }

      .page-28dt__hero-subtitle {
        font-size: 1em;
      }

      .page-28dt__section-title {
        font-size: 2em;
        margin-top: 40px;
        margin-bottom: 30px;
      }

      .page-28dt__product-grid {
        gap: 20px;
      }

      .page-28dt__product-title {
        font-size: 1.5em;
      }

      .page-28dt__product-description {
        font-size: 0.9em;
      }

      .page-28dt__promo-title {
        font-size: 1.8em;
      }

      .page-28dt__promo-description {
        font-size: 1em;
      }

      .page-28dt__feature-list {
        gap: 20px;
      }

      .page-28dt__feature-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 25px;
      }

      .page-28dt__feature-title {
        font-size: 1.3em;
      }

      .page-28dt__feature-description {
        font-size: 0.85em;
      }

      .page-28dt__faq-question {
        padding: 15px 20px;
      }

      .page-28dt__faq-question h3 {
        font-size: 1em;
      }

      .page-28dt__faq-answer {
        padding: 15px 20px;
        font-size: 0.88em;
      }
      
      .page-28dt__faq-item.active .page-28dt__faq-answer {
        padding: 15px 20px !important;
      }

      .page-28dt__cta-title {
        font-size: 1.8em;
      }

      .page-28dt__cta-text {
        font-size: 1em;
      }

      .page-28dt__cta-button {
        padding: 12px 25px;
        font-size: 1.1em;
      }

      /* Ensure all images are responsive */
      .page-28dt__product-image,
      .page-28dt__promo-image,
      .page-28dt__feature-icon {
        max-width: 100% !important;
        height: auto !important;
      }

      .page-28dt__product-image-wrapper,
      .page-28dt__promo-image-wrapper,
      .page-28dt__feature-icon-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }

      .page-28dt__floating-buttons {
        gap: 10px;
        bottom: 15px;
      }

      .page-28dt__floating-button {
        padding: 10px 15px;
        font-size: 1em;
      }
    }

    @media (max-width: 480px) {
      .page-28dt__brand-title {
        font-size: 2em;
      }

      .page-28dt__floating-buttons {
        flex-direction: column;
        width: 90%;
        max-width: 300px;
      }

      .page-28dt__floating-button {
        width: 100%;
      }
    }