:root {
      --primary-color: #e44d26; /* Màu cam đỏ */
      --secondary-color: #ff9900; /* Màu cam sáng */
      --accent-color: #007bff; /* Màu xanh dương */
      --dark-bg: #1a1a1a;
      --light-text: #ffffff;
      --gray-text: #cccccc;
      --border-color: #333333;
      --button-hover-bg: #c0392b;
    }

    body {
      font-family: 'Arial', sans-serif;
      margin: 0;
      padding: 0;
      background-color: var(--dark-bg);
      color: var(--light-text);
      line-height: 1.6;
    }

    .page-188cm {
      max-width: 1200px;
      margin: 0 auto;
      padding: var(--header-offset, 122px) 15px 20px; /* Fallback for header offset */
      box-sizing: border-box;
      overflow-x: hidden; /* Prevent horizontal scroll from padding/margins */
    }

    .page-188cm__hero-section {
      text-align: center;
      padding: 10px 0 40px; /* 10px top padding for hero section, assuming body handles main offset */
      background-color: var(--dark-bg);
      position: relative;
      overflow: hidden;
      margin-bottom: 40px;
      border-radius: 8px;
    }

    .page-188cm__hero-background {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.3;
      z-index: -1;
    }

    .page-188cm__hero-content {
      position: relative;
      z-index: 1;
      padding: 20px;
    }

    .page-188cm__main-title {
      font-size: 2.8em;
      color: var(--primary-color);
      margin-bottom: 15px;
      line-height: 1.2;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-188cm__hero-subtitle {
      font-size: 1.4em;
      color: var(--light-text);
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-188cm__cta-button {
      display: inline-block;
      background-color: var(--primary-color);
      color: var(--light-text);
      padding: 15px 30px;
      font-size: 1.1em;
      font-weight: bold;
      border-radius: 50px;
      text-decoration: none;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-188cm__cta-button:hover {
      background-color: var(--button-hover-bg);
      transform: translateY(-2px);
    }

    .page-188cm__section {
      background-color: #222222;
      padding: 40px 20px;
      margin-bottom: 30px;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    .page-188cm__section-title {
      text-align: center;
      font-size: 2em;
      color: var(--secondary-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-188cm__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--primary-color);
      border-radius: 2px;
    }

    .page-188cm__content-text {
      font-size: 1.1em;
      color: var(--gray-text);
      margin-bottom: 20px;
      text-align: justify;
    }

    .page-188cm__product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
      justify-content: center;
    }

    .page-188cm__product-card {
      background-color: #333333;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-188cm__product-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6);
    }

    .page-188cm__product-image {
      width: 100%;
      height: 200px; /* Ensure minimum height */
      object-fit: cover;
      max-width: 100%;
      box-sizing: border-box;
      display: block;
    }

    .page-188cm__product-card-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      width: 100%;
      box-sizing: border-box;
    }

    .page-188cm__product-card-title {
      font-size: 1.5em;
      color: var(--secondary-color);
      margin-bottom: 15px;
    }

    .page-188cm__product-card-description {
      font-size: 0.95em;
      color: var(--gray-text);
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .page-188cm__card-button {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--light-text);
      padding: 10px 20px;
      font-size: 0.9em;
      border-radius: 5px;
      text-decoration: none;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
      width: fit-content;
      margin: 0 auto;
    }

    .page-188cm__card-button:hover {
      background-color: #0056b3;
    }

    .page-188cm__promotions-list {
      list-style: none;
      padding: 0;
      margin-top: 30px;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
    }

    .page-188cm__promotion-item {
      background-color: #333333;
      border-radius: 8px;
      padding: 25px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-sizing: border-box;
    }

    .page-188cm__promotion-item:hover {
      transform: translateY(-3px);
    }

    .page-188cm__promotion-title {
      font-size: 1.4em;
      color: var(--primary-color);
      margin-bottom: 10px;
    }

    .page-188cm__promotion-description {
      color: var(--gray-text);
      font-size: 1em;
      margin-bottom: 15px;
      flex-grow: 1;
    }

    .page-188cm__promotion-link {
      display: inline-block;
      background-color: var(--secondary-color);
      color: var(--dark-bg);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      width: fit-content;
    }

    .page-188cm__promotion-link:hover {
      background-color: #e68a00;
    }

    .page-188cm__features-list {
      list-style: none;
      padding: 0;
      margin-top: 30px;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
    }

    .page-188cm__feature-item {
      background-color: #333333;
      border-left: 5px solid var(--primary-color);
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
      box-sizing: border-box;
    }

    .page-188cm__feature-title {
      font-size: 1.3em;
      color: var(--secondary-color);
      margin-bottom: 10px;
    }

    .page-188cm__feature-description {
      color: var(--gray-text);
      font-size: 0.95em;
    }

    .page-188cm__faq-section {
      padding: 40px 20px;
      background-color: #222222;
      margin-bottom: 30px;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    .page-188cm__faq-title {
      text-align: center;
      font-size: 2em;
      color: var(--secondary-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-188cm__faq-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--primary-color);
      border-radius: 2px;
    }

    .page-188cm__faq-item {
      background-color: #333333;
      margin-bottom: 10px;
      border-radius: 5px;
      overflow: hidden;
      border: 1px solid var(--border-color);
    }

    .page-188cm__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: #444444;
      color: var(--light-text);
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-188cm__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--light-text);
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-188cm__faq-question:hover {
      background-color: #555555;
    }

    .page-188cm__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click */
    }

    .page-188cm__faq-item.active .page-188cm__faq-toggle {
      transform: rotate(45deg);
    }

    .page-188cm__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px; /* Initial padding */
      color: var(--gray-text);
      background-color: #333333;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      font-size: 1em;
    }

    .page-188cm__faq-item.active .page-188cm__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important; /* Final padding */
      opacity: 1;
    }

    .page-188cm__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 15px;
      z-index: 1000;
    }

    .page-188cm__floating-button {
      background-color: var(--primary-color);
      color: var(--light-text);
      border: none;
      border-radius: 50%;
      width: 60px;
      height: 60px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1em;
      font-weight: bold;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      cursor: pointer;
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-align: center;
    }

    .page-188cm__floating-button:hover {
      background-color: var(--button-hover-bg);
      transform: translateY(-3px);
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-188cm {
        padding-left: 10px;
        padding-right: 10px;
      }

      .page-188cm__main-title {
        font-size: 2em;
      }

      .page-188cm__hero-subtitle {
        font-size: 1.1em;
      }

      .page-188cm__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-188cm__section-title {
        font-size: 1.7em;
      }

      .page-188cm__content-text {
        font-size: 1em;
      }

      .page-188cm__product-grid,
      .page-188cm__promotions-list,
      .page-188cm__features-list {
        grid-template-columns: 1fr;
        gap: 20px;
        width: 100%; /* Ensure container takes full width */
        max-width: 100%;
        padding: 0; /* Remove horizontal padding for lists */
        margin-left: 0;
        margin-right: 0;
        box-sizing: border-box;
      }

      .page-188cm__product-card,
      .page-188cm__promotion-item,
      .page-188cm__feature-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 15px !important; /* Adjust padding for mobile */
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      .page-188cm__product-image {
        max-width: 100% !important;
        height: auto !important; /* Allow height to adjust */
        min-height: 200px !important; /* Maintain minimum height */
        object-fit: cover !important;
        box-sizing: border-box !important;
        width: 100% !important;
      }

      .page-188cm__floating-buttons {
        bottom: 15px;
        right: 15px;
        gap: 10px;
      }

      .page-188cm__floating-button {
        width: 50px;
        height: 50px;
        font-size: 0.9em;
      }

      .page-188cm__faq-question {
        padding: 12px 15px;
        font-size: 1em;
      }

      .page-188cm__faq-question h3 {
        font-size: 1em;
      }

      .page-188cm__faq-answer {
        padding: 15px !important;
      }
    }

    @media (max-width: 480px) {
      .page-188cm__main-title {
        font-size: 1.8em;
      }
      .page-188cm__hero-subtitle {
        font-size: 1em;
      }
      .page-188cm__section-title {
        font-size: 1.5em;
      }
    }