:root {
      --primary-color: #C0392B; /* Đỏ tươi đậm hơn */
      --secondary-color: #F1C40F; /* Vàng */
      --accent-color: #27AE60; /* Xanh lá đậm hơn */
      --text-dark: #333333;
      --text-light: #ffffff;
      --bg-dark: #2C3E50; /* Xanh đen */
      --bg-light: #ECF0F1; /* Xám nhạt */
      --border-color: #BDC3C7; /* Xám */
      --header-offset: 122px; /* Default value, will be overridden by shared.css */
    }

    body {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--text-dark);
      background-color: var(--bg-light);
      margin: 0;
      padding-top: var(--header-offset); /* Đảm bảo nội dung không bị che bởi tiêu đề cố định */
      box-sizing: border-box;
    }

    .page-33-wi {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-33-wi__hero-section {
      background-color: var(--bg-dark);
      color: var(--text-light);
      text-align: center;
      padding: 60px 20px;
      position: relative;
      overflow: hidden;
      padding-top: 10px; /* Khoảng đệm trang trí nhỏ, body xử lý phần bù chính */
      box-sizing: border-box;
    }

    .page-33-wi__hero-background {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.3;
      z-index: 0;
    }

    .page-33-wi__hero-content {
      position: relative;
      z-index: 1;
      max-width: 800px;
      margin: 0 auto;
    }

    .page-33-wi__hero-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      color: var(--secondary-color);
      text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    .page-33-wi__hero-description {
      font-size: 1.2em;
      margin-bottom: 30px;
    }

    .page-33-wi__cta-button {
      display: inline-block;
      background-color: var(--primary-color);
      color: var(--text-light);
      padding: 12px 30px;
      border-radius: 8px;
      font-size: 1.1em;
      font-weight: bold;
      text-decoration: none;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-33-wi__cta-button:hover {
      background-color: #A93226; /* Đỏ đậm hơn khi hover */
    }

    .page-33-wi__section {
      padding: 40px 0;
      text-align: center;
      background-color: var(--bg-light);
      box-sizing: border-box;
    }

    .page-33-wi__section:nth-of-type(odd) {
      background-color: #ffffff;
    }

    .page-33-wi__section-title {
      font-size: 2.2em;
      margin-bottom: 30px;
      color: var(--bg-dark);
      position: relative;
      display: inline-block;
    }

    .page-33-wi__section-title::after {
      content: '';
      display: block;
      width: 60px;
      height: 4px;
      background-color: var(--primary-color);
      margin: 10px auto 0;
      border-radius: 2px;
    }

    .page-33-wi__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
      padding: 0 20px; /* Đảm bảo khoảng đệm cho các mục lưới */
    }

    .page-33-wi__grid-item {
      background-color: #ffffff;
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      text-align: left;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      box-sizing: border-box;
    }

    .page-33-wi__grid-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .page-33-wi__grid-image-container {
      width: 100%;
      height: 200px;
      overflow: hidden;
    }

    .page-33-wi__grid-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .page-33-wi__grid-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-33-wi__grid-title {
      font-size: 1.5em;
      margin-top: 0;
      margin-bottom: 10px;
      color: var(--primary-color);
    }

    .page-33-wi__grid-description {
      font-size: 1em;
      color: var(--text-dark);
      margin-bottom: 15px;
    }

    .page-33-wi__learn-more {
      display: inline-block;
      color: var(--accent-color);
      font-weight: bold;
      text-decoration: none;
      margin-top: auto;
      transition: color 0.3s ease;
    }

    .page-33-wi__learn-more:hover {
      color: #229A55; /* Xanh lá đậm hơn khi hover */
    }

    .page-33-wi__feature-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      list-style: none;
      padding: 0;
      margin: 40px auto 0;
      max-width: 900px;
    }

    .page-33-wi__feature-item {
      background-color: #ffffff;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      padding: 25px;
      width: calc(33% - 20px); /* Điều chỉnh cho khoảng cách */
      min-width: 280px;
      text-align: center;
      transition: transform 0.3s ease;
      box-sizing: border-box;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-33-wi__feature-item:hover {
      transform: translateY(-5px);
    }

    .page-33-wi__feature-icon {
      width: 100px;
      height: 100px;
      margin-bottom: 15px;
      object-fit: contain;
      border-radius: 8px; /* Thêm để nhất quán hình ảnh */
    }

    .page-33-wi__feature-title {
      font-size: 1.3em;
      color: var(--primary-color);
      margin-bottom: 10px;
    }

    .page-33-wi__feature-description {
      font-size: 0.95em;
      color: var(--text-dark);
    }

    .page-33-wi__promotion-banner {
      background-color: var(--primary-color);
      color: var(--text-light);
      padding: 50px 20px;
      text-align: center;
      margin: 40px 0;
      border-radius: 15px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
      max-width: 1000px;
      margin-left: auto;
      margin-right: auto;
      box-sizing: border-box;
    }

    .page-33-wi__promotion-title {
      font-size: 2.5em;
      margin-bottom: 15px;
      color: var(--secondary-color);
      text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
    }

    .page-33-wi__promotion-description {
      font-size: 1.3em;
      margin-bottom: 30px;
    }

    .page-33-wi__promotion-button {
      background-color: var(--secondary-color);
      color: var(--bg-dark);
      padding: 14px 35px;
      border-radius: 8px;
      font-size: 1.2em;
      font-weight: bold;
      text-decoration: none;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-33-wi__promotion-button:hover {
      background-color: #E6B000;
    }

    /* Phong cách phần Câu Hỏi Thường Gặp (FAQ) */
    .page-33-wi__faq-section {
      padding: 40px 0;
      background-color: var(--bg-light);
      box-sizing: border-box;
    }

    .page-33-wi__faq-container {
      max-width: 800px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-33-wi__faq-item {
      background-color: #ffffff;
      border-radius: 10px;
      margin-bottom: 15px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-33-wi__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: #f8f8f8;
      border-bottom: 1px solid var(--border-color);
      transition: background-color 0.3s ease;
      user-select: none;
      box-sizing: border-box;
    }

    .page-33-wi__faq-question:hover {
      background-color: #f0f0f0;
    }

    .page-33-wi__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--bg-dark);
      pointer-events: none; /* Ngăn h3 chặn sự kiện click */
    }

    .page-33-wi__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn nút chuyển đổi chặn sự kiện click */
    }

    .page-33-wi__faq-item.active .page-33-wi__faq-toggle {
      transform: rotate(45deg); /* Thay đổi '+' thành 'X' hoặc tương tự cho trạng thái hoạt động */
    }

    .page-33-wi__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;
      color: var(--text-dark);
      font-size: 0.95em;
      line-height: 1.8;
      box-sizing: border-box;
    }

    .page-33-wi__faq-item.active .page-33-wi__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa nội dung */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Nút nổi để Đăng ký/Đăng nhập */
    .page-33-wi__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .page-33-wi__floating-button {
      background-color: var(--primary-color);
      color: var(--text-light);
      padding: 10px 20px;
      border-radius: 50px; /* Hình viên thuốc */
      font-size: 1em;
      font-weight: bold;
      text-align: center;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      min-width: 100px;
      box-sizing: border-box;
    }

    .page-33-wi__floating-button--login {
      background-color: var(--secondary-color);
      color: var(--bg-dark);
    }

    .page-33-wi__floating-button:hover {
      transform: translateY(-3px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
      background-color: #A93226; /* Đỏ đậm hơn khi hover */
    }

    .page-33-wi__floating-button--login:hover {
      background-color: #E6B000;
    }

    /* Thiết kế đáp ứng */
    @media (max-width: 768px) {
      .page-33-wi__hero-title {
        font-size: 2em;
      }

      .page-33-wi__hero-description {
        font-size: 1em;
      }

      .page-33-wi__section-title {
        font-size: 1.8em;
      }

      .page-33-wi__grid {
        grid-template-columns: 1fr;
        padding: 0 10px;
      }

      .page-33-wi__feature-list {
        flex-direction: column;
        align-items: center;
        margin: 20px auto 0;
        padding: 0 10px;
      }

      .page-33-wi__feature-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 20px 15px; /* Điều chỉnh khoảng đệm cho di động */
      }

      .page-33-wi__feature-description {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-33-wi__grid-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-33-wi__grid-description {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-33-wi__promotion-title {
        font-size: 1.8em;
      }

      .page-33-wi__promotion-description {
        font-size: 1em;
      }

      .page-33-wi__promotion-banner {
        padding: 30px 15px;
        margin: 20px auto;
      }

      .page-33-wi__faq-question {
        padding: 12px 15px;
      }

      .page-33-wi__faq-question h3 {
        font-size: 1em;
      }

      .page-33-wi__faq-answer {
        padding: 0 10px;
      }

      .page-33-wi__faq-item.active .page-33-wi__faq-answer {
        padding: 15px 10px !important;
      }

      .page-33-wi__floating-buttons {
        bottom: 15px;
        right: 15px;
        flex-direction: row; /* Bố cục ngang trên màn hình nhỏ hơn */
        width: calc(100% - 30px);
        justify-content: space-around;
        gap: 8px;
      }

      .page-33-wi__floating-button {
        flex: 1;
        padding: 10px 10px;
        min-width: unset;
      }

      /* Hình ảnh đáp ứng */
      .page-33-wi img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      .page-33-wi__grid-image-container,
      .page-33-wi__feature-icon {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }

    @media (max-width: 480px) {
      .page-33-wi__hero-title {
        font-size: 1.8em;
      }
      .page-33-wi__section-title {
        font-size: 1.6em;
      }
      .page-33-wi__promotion-title {
        font-size: 1.6em;
      }
      .page-33-wi__floating-buttons {
        flex-direction: row;
        width: calc(100% - 30px);
        justify-content: space-around;
      }
      .page-33-wi__floating-button {
        padding: 8px 10px;
        font-size: 0.9em;
      }
    }