:root {
      --primary-color: #e44d26; /* Cam đậm */
      --secondary-color: #333; /* Xám đậm */
      --accent-color: #ffcc00; /* Vàng */
      --text-color: #eee; /* Trắng ngà */
      --background-dark: #1a1a1a; /* Nền tối */
      --background-light: #2a2a2a; /* Nền sáng hơn */
      --border-color: #444; /* Viền xám */
      --button-hover-color: #f76b45; /* Cam sáng hơn khi hover */
    }

    /* Fallback for header offset if body padding-top is not set by shared CSS */
    .page-vn-582 {
      padding-top: var(--header-offset, 122px);
      background-color: var(--background-dark);
      color: var(--text-color);
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      display: flex;
      flex-direction: column;
      align-items: center;
      min-height: 100vh;
    }

    .page-vn-582__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      width: 100%;
      box-sizing: border-box;
    }

    .page-vn-582__section {
      padding: 40px 0;
      text-align: center;
      width: 100%;
    }

    .page-vn-582__section--dark {
      background-color: var(--background-dark);
    }

    .page-vn-582__section--light {
      background-color: var(--background-light);
    }

    .page-vn-582__title {
      color: var(--accent-color);
      font-size: 2.8em;
      margin-bottom: 20px;
      text-transform: uppercase;
      font-weight: bold;
    }

    .page-vn-582__subtitle {
      color: var(--primary-color);
      font-size: 1.8em;
      margin-bottom: 30px;
    }

    .page-vn-582__text {
      font-size: 1.1em;
      margin-bottom: 20px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Floating Buttons */
    .page-vn-582__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .page-vn-582__floating-button {
      background-color: var(--primary-color);
      color: white;
      border: none;
      padding: 12px 25px;
      border-radius: 30px;
      font-size: 1.1em;
      font-weight: bold;
      cursor: pointer;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-transform: uppercase;
    }

    .page-vn-582__floating-button:hover {
      background-color: var(--button-hover-color);
      transform: translateY(-2px);
    }

    /* Hero Section */
    .page-vn-582__hero-section {
      background-color: var(--background-dark);
      padding: 10px 0 60px; /* Small top padding, relies on body for main offset */
      position: relative;
      overflow: hidden;
    }

    .page-vn-582__hero-content {
      position: relative;
      z-index: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 20px;
      text-align: center;
    }

    .page-vn-582__hero-title {
      font-size: 3.5em;
      color: var(--accent-color);
      margin-bottom: 15px;
      line-height: 1.2;
      font-weight: 900;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-vn-582__hero-subtitle {
      font-size: 1.8em;
      color: var(--text-color);
      margin-bottom: 30px;
      max-width: 800px;
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.4);
    }

    .page-vn-582__promo-button {
      background-color: var(--primary-color);
      color: white;
      padding: 15px 40px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.3em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      display: inline-block;
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
    }

    .page-vn-582__promo-button:hover {
      background-color: var(--button-hover-color);
      transform: translateY(-3px);
    }

    .page-vn-582__hero-image-wrapper {
      margin-top: 30px;
      width: 100%;
      max-width: 900px;
      overflow: hidden;
      border-radius: 15px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
      margin-left: auto;
      margin-right: auto;
    }

    .page-vn-582__hero-image {
      width: 100%;
      height: auto;
      display: block;
      max-width: 100%;
    }

    /* Product Categories */
    .page-vn-582__product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-vn-582__product-card {
      background-color: var(--background-light);
      border-radius: 15px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--border-color);
      text-align: left;
    }

    .page-vn-582__product-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    }

    .page-vn-582__product-image-wrapper {
      width: 100%;
      height: 200px;
      overflow: hidden;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .page-vn-582__product-image {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
      min-height: 200px; /* Ensure minimum height for images */
      max-width: 100%;
    }

    .page-vn-582__product-content {
      padding: 20px;
    }

    .page-vn-582__product-title {
      font-size: 1.6em;
      color: var(--primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-vn-582__product-description {
      font-size: 0.95em;
      color: var(--text-color);
      margin-bottom: 15px;
    }

    /* Promotions Section */
    .page-vn-582__promotions-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-vn-582__promo-card {
      background-color: var(--background-light);
      border-radius: 15px;
      padding: 25px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease;
      border: 1px solid var(--border-color);
      text-align: left;
    }

    .page-vn-582__promo-card:hover {
      transform: translateY(-5px);
    }

    .page-vn-582__promo-title {
      font-size: 1.5em;
      color: var(--accent-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-vn-582__promo-description {
      font-size: 1em;
      color: var(--text-color);
      margin-bottom: 15px;
    }

    .page-vn-582__promo-validity {
      font-size: 0.9em;
      color: var(--primary-color);
      font-weight: bold;
    }

    /* Providers & Payments */
    .page-vn-582__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-vn-582__grid-item {
      background-color: var(--background-light);
      border-radius: 10px;
      padding: 15px;
      display: flex;
      justify-content: center;
      align-items: center;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
      border: 1px solid var(--border-color);
      color: var(--text-color);
      font-weight: bold;
      font-size: 1.1em;
      min-height: 80px;
      text-align: center;
      word-wrap: break-word; /* Ensure text wraps */
      overflow-wrap: break-word;
    }

    .page-vn-582__provider-logo-wrapper,
    .page-vn-582__payment-logo-wrapper {
      width: 100%;
      height: 100%;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .page-vn-582__provider-logo,
    .page-vn-582__payment-logo {
      max-width: 100%;
      max-height: 100%;
      object-fit: contain;
      display: block;
      width: auto;
      height: auto;
      min-width: 200px; /* Minimum size requirement */
      min-height: 200px;
    }

    /* Social Media */
    .page-vn-582__social-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
      list-style: none;
      padding: 0;
    }

    .page-vn-582__social-item {
      background-color: var(--background-light);
      border-radius: 10px;
      padding: 15px 25px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
      border: 1px solid var(--border-color);
      color: var(--text-color);
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease;
    }

    .page-vn-582__social-item:hover {
      background-color: var(--primary-color);
    }

    /* FAQ Section */
    .page-vn-582__faq-section {
      background-color: var(--background-dark);
      padding: 60px 0;
    }

    .page-vn-582__faq-list {
      margin-top: 40px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
      padding: 0;
      list-style: none;
    }

    .page-vn-582__faq-item {
      background-color: var(--background-light);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-vn-582__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px;
      background-color: var(--secondary-color);
      color: var(--text-color);
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
      border-radius: 10px;
    }

    .page-vn-582__faq-question:hover {
      background-color: #444;
    }

    .page-vn-582__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: var(--accent-color);
      pointer-events: none; /* Prevent h3 from blocking click on parent */
    }

    .page-vn-582__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--primary-color);
      pointer-events: none; /* Prevent span from blocking click on parent */
      transition: transform 0.3s ease;
    }

    .page-vn-582__faq-item.active .page-vn-582__faq-toggle {
      transform: rotate(45deg);
    }

    .page-vn-582__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-color);
      text-align: left;
    }

    .page-vn-582__faq-item.active .page-vn-582__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-vn-582__title {
        font-size: 2em;
      }

      .page-vn-582__subtitle {
        font-size: 1.4em;
      }

      .page-vn-582__hero-title {
        font-size: 2.5em;
      }

      .page-vn-582__hero-subtitle {
        font-size: 1.2em;
      }

      .page-vn-582__promo-button {
        padding: 12px 30px;
        font-size: 1.1em;
      }

      .page-vn-582__product-grid,
      .page-vn-582__promotions-list,
      .page-vn-582__grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-vn-582__floating-buttons {
        bottom: 15px;
        right: 15px;
        flex-direction: row;
        width: calc(100% - 30px);
        justify-content: center;
        gap: 8px;
      }

      .page-vn-582__floating-button {
        flex: 1;
        padding: 10px 15px;
        font-size: 1em;
      }

      .page-vn-582__product-card,
      .page-vn-582__promo-card,
      .page-vn-582__grid-item,
      .page-vn-582__social-item,
      .page-vn-582__faq-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;
      }

      .page-vn-582__faq-question h3 {
        font-size: 1.1em;
      }

      .page-vn-582__faq-answer {
        padding: 15px 15px !important;
      }

      .page-vn-582__faq-list {
        padding: 0 15px !important;
      }

      .page-vn-582__container {
        padding: 15px;
      }
    }

    @media (max-width: 480px) {
      .page-vn-582__hero-title {
        font-size: 2em;
      }

      .page-vn-582__hero-subtitle {
        font-size: 1em;
      }

      .page-vn-582__promo-button {
        padding: 10px 25px;
        font-size: 1em;
      }

      .page-vn-582__floating-button {
        padding: 8px 12px;
        font-size: 0.9em;
      }
    }