:root {
      --page-nh-c-i-123-primary-color: #e44d26; /* Cam đỏ */
      --page-nh-c-i-123-secondary-color: #f7931e; /* Cam sáng */
      --page-nh-c-i-123-dark-bg: #1a1a1a; /* Nền tối */
      --page-nh-c-i-123-light-text: #ffffff; /* Chữ trắng */
      --page-nh-c-i-123-gray-text: #cccccc; /* Chữ xám */
      --page-nh-c-i-123-border-color: #333333; /* Màu viền */
      --page-nh-c-i-123-success-color: #28a745; /* Màu xanh lá cây */
      --page-nh-c-i-123-danger-color: #dc3545; /* Màu đỏ */
      --page-nh-c-i-123-font-family: 'Arial', sans-serif;
    }

    .page-nh-c-i-123 {
      font-family: var(--page-nh-c-i-123-font-family);
      color: var(--page-nh-c-i-123-light-text);
      background-color: var(--page-nh-c-i-123-dark-bg);
      line-height: 1.6;
      overflow-x: hidden;
      padding-top: var(--header-offset, 122px); /* Fallback for body padding, ensure content is not hidden by fixed header */
    }

    .page-nh-c-i-123__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-nh-c-i-123__section--dark {
      background-color: #222222;
    }

    .page-nh-c-i-123__section-title {
      font-size: 2.5em;
      color: var(--page-nh-c-i-123-primary-color);
      margin-bottom: 30px;
      text-transform: uppercase;
      font-weight: bold;
    }

    .page-nh-c-i-123__section-subtitle {
      font-size: 1.2em;
      color: var(--page-nh-c-i-123-gray-text);
      margin-bottom: 40px;
    }

    .page-nh-c-i-123__button {
      display: inline-block;
      padding: 12px 25px;
      background-color: var(--page-nh-c-i-123-primary-color);
      color: var(--page-nh-c-i-123-light-text);
      border: none;
      border-radius: 5px;
      font-size: 1.1em;
      cursor: pointer;
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-decoration: none;
      text-align: center;
      margin: 10px;
    }

    .page-nh-c-i-123__button:hover {
      background-color: var(--page-nh-c-i-123-secondary-color);
      transform: translateY(-2px);
    }

    .page-nh-c-i-123__hero {
      position: relative;
      background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('[GALLERY:hero:1920x1080:betting,casino,sports,mobile]') no-repeat center center/cover;
      padding: 100px 20px;
      text-align: center;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 60vh;
      box-sizing: border-box;
      padding-top: 10px; /* Small padding, assuming body handles header offset */
    }

    .page-nh-c-i-123__hero-title {
      font-size: 3.5em;
      color: var(--page-nh-c-i-123-light-text);
      margin-bottom: 20px;
      line-height: 1.2;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-nh-c-i-123__hero-subtitle {
      font-size: 1.5em;
      color: var(--page-nh-c-i-123-gray-text);
      margin-bottom: 40px;
      max-width: 800px;
    }

    .page-nh-c-i-123__floating-buttons {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 15px;
      z-index: 1000;
      background-color: rgba(0, 0, 0, 0.7);
      padding: 10px 20px;
      border-radius: 50px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-nh-c-i-123__floating-button {
      padding: 10px 20px;
      border-radius: 30px;
      font-weight: bold;
      text-transform: uppercase;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
    }

    .page-nh-c-i-123__floating-button--register {
      background-color: var(--page-nh-c-i-123-primary-color);
      color: var(--page-nh-c-i-123-light-text);
    }

    .page-nh-c-i-123__floating-button--register:hover {
      background-color: var(--page-nh-c-i-123-secondary-color);
      transform: translateY(-2px);
    }

    .page-nh-c-i-123__floating-button--login {
      background-color: var(--page-nh-c-i-123-secondary-color);
      color: var(--page-nh-c-i-123-dark-bg);
    }

    .page-nh-c-i-123__floating-button--login:hover {
      background-color: var(--page-nh-c-i-123-primary-color);
      color: var(--page-nh-c-i-123-light-text);
      transform: translateY(-2px);
    }

    .page-nh-c-i-123__product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-nh-c-i-123__product-card {
      background-color: #2a2a2a;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      padding-bottom: 20px;
      box-sizing: border-box;
    }

    .page-nh-c-i-123__product-card:hover {
      transform: translateY(-10px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    }

    .page-nh-c-i-123__product-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      border-bottom: 2px solid var(--page-nh-c-i-123-primary-color);
      box-sizing: border-box;
    }

    .page-nh-c-i-123__product-title {
      font-size: 1.5em;
      color: var(--page-nh-c-i-123-primary-color);
      margin: 20px 15px 10px;
      font-weight: bold;
    }

    .page-nh-c-i-123__product-description {
      color: var(--page-nh-c-i-123-gray-text);
      padding: 0 15px;
      font-size: 0.95em;
    }

    .page-nh-c-i-123__promo-list {
      list-style: none;
      padding: 0;
      margin-top: 40px;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
    }

    .page-nh-c-i-123__promo-item {
      background-color: #2a2a2a;
      border-left: 5px solid var(--page-nh-c-i-123-secondary-color);
      padding: 25px;
      border-radius: 8px;
      text-align: left;
      box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
      box-sizing: border-box;
    }

    .page-nh-c-i-123__promo-item-title {
      font-size: 1.3em;
      color: var(--page-nh-c-i-123-primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-nh-c-i-123__promo-item-description {
      color: var(--page-nh-c-i-123-gray-text);
      font-size: 0.95em;
    }

    .page-nh-c-i-123__feature-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-nh-c-i-123__feature-item {
      background-color: #2a2a2a;
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      text-align: center;
      box-sizing: border-box;
    }

    .page-nh-c-i-123__feature-icon {
      width: 80px;
      height: 80px;
      object-fit: contain;
      margin-bottom: 20px;
      display: block;
      margin-left: auto;
      margin-right: auto;
    }

    .page-nh-c-i-123__feature-title {
      font-size: 1.4em;
      color: var(--page-nh-c-i-123-secondary-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

    .page-nh-c-i-123__feature-description {
      color: var(--page-nh-c-i-123-gray-text);
      font-size: 0.95em;
    }

    .page-nh-c-i-123__payment-grid,
    .page-nh-c-i-123__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 40px;
      justify-items: center;
    }

    .page-nh-c-i-123__payment-item,
    .page-nh-c-i-123__provider-item {
      background-color: #2a2a2a;
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100px;
      box-sizing: border-box;
      width: 100%; /* Ensure it takes full grid cell width */
      max-width: 180px; /* Limit max width for larger screens */
    }

    .page-nh-c-i-123__payment-logo,
    .page-nh-c-i-123__provider-logo {
      max-width: 100%;
      max-height: 100%;
      object-fit: contain;
      display: block;
    }

    .page-nh-c-i-123__faq-container {
      margin-top: 40px;
      text-align: left;
    }

    .page-nh-c-i-123__faq-item {
      background-color: #2a2a2a;
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
      box-sizing: border-box;
    }

    .page-nh-c-i-123__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      background-color: var(--page-nh-c-i-123-dark-bg);
      cursor: pointer;
      user-select: none;
      border-bottom: 1px solid var(--page-nh-c-i-123-border-color);
    }

    .page-nh-c-i-123__faq-question:hover {
      background-color: #333333;
    }

    .page-nh-c-i-123__faq-question h3 {
      font-size: 1.2em;
      color: var(--page-nh-c-i-123-light-text);
      margin: 0;
      pointer-events: none; /* Allow clicking on the whole question div */
      flex-grow: 1;
    }

    .page-nh-c-i-123__faq-toggle {
      font-size: 1.8em;
      color: var(--page-nh-c-i-123-primary-color);
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Allow clicking on the whole question div */
    }

    .page-nh-c-i-123__faq-item.active .page-nh-c-i-123__faq-toggle {
      transform: rotate(45deg); /* Plus to Minus effect */
    }

    .page-nh-c-i-123__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      color: var(--page-nh-c-i-123-gray-text);
      font-size: 0.95em;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.3s ease;
      opacity: 0;
      box-sizing: border-box;
    }

    .page-nh-c-i-123__faq-item.active .page-nh-c-i-123__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 25px !important;
      opacity: 1;
    }

    .page-nh-c-i-123__social-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 40px;
    }

    .page-nh-c-i-123__social-item {
      background-color: #2a2a2a;
      border-radius: 8px;
      box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
      display: flex;
      align-items: center;
      padding: 15px 20px;
      transition: transform 0.3s ease, background-color 0.3s ease;
      text-decoration: none;
      color: var(--page-nh-c-i-123-light-text);
      font-size: 1.1em;
      box-sizing: border-box;
    }

    .page-nh-c-i-123__social-item:hover {
      transform: translateY(-5px);
      background-color: var(--page-nh-c-i-123-primary-color);
    }

    .page-nh-c-i-123__social-icon {
      width: 40px;
      height: 40px;
      object-fit: contain;
      margin-right: 15px;
      display: block;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-nh-c-i-123__section {
        padding: 30px 15px;
      }

      .page-nh-c-i-123__section-title {
        font-size: 2em;
        margin-bottom: 20px;
      }

      .page-nh-c-i-123__hero {
        padding: 80px 15px;
        min-height: 50vh;
      }

      .page-nh-c-i-123__hero-title {
        font-size: 2.5em;
      }

      .page-nh-c-i-123__hero-subtitle {
        font-size: 1.2em;
      }

      .page-nh-c-i-123__floating-buttons {
        bottom: 10px;
        gap: 10px;
        padding: 8px 15px;
      }

      .page-nh-c-i-123__floating-button {
        font-size: 0.9em;
        padding: 8px 15px;
      }

      .page-nh-c-i-123__product-grid,
      .page-nh-c-i-123__promo-list,
      .page-nh-c-i-123__feature-list,
      .page-nh-c-i-123__payment-grid,
      .page-nh-c-i-123__provider-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-nh-c-i-123__promo-item,
      .page-nh-c-i-123__feature-item,
      .page-nh-c-i-123__product-card,
      .page-nh-c-i-123__payment-item,
      .page-nh-c-i-123__provider-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-nh-c-i-123__promo-list,
      .page-nh-c-i-123__feature-list,
      .page-nh-c-i-123__payment-grid,
      .page-nh-c-i-123__provider-grid {
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-nh-c-i-123__promo-item-description,
      .page-nh-c-i-123__feature-description,
      .page-nh-c-i-123__product-description,
      .page-nh-c-i-123__faq-answer {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-nh-c-i-123__faq-question {
        padding: 15px 20px;
      }

      .page-nh-c-i-123__faq-question h3 {
        font-size: 1.1em;
      }

      .page-nh-c-i-123__faq-answer {
        padding: 0 20px;
      }

      .page-nh-c-i-123__faq-item.active .page-nh-c-i-123__faq-answer {
        padding: 15px 20px !important;
      }

      .page-nh-c-i-123__social-item {
        width: 100%;
        justify-content: flex-start;
      }
    }

    @media (max-width: 480px) {
      .page-nh-c-i-123__hero-title {
        font-size: 2em;
      }

      .page-nh-c-i-123__hero-subtitle {
        font-size: 1em;
      }

      .page-nh-c-i-123__floating-buttons {
        flex-direction: column;
        width: calc(100% - 40px);
        bottom: 10px;
        padding: 10px;
        border-radius: 10px;
      }
    }