:root {
      --dn88-primary-color: #e02b2b;
      --dn88-secondary-color: #ffc107;
      --dn88-dark-bg: #1a1a1a;
      --dn88-light-text: #ffffff;
      --dn88-gray-text: #cccccc;
      --dn88-border-color: #333333;
      --dn88-card-bg: #2a2a2a;
      --dn88-hover-color: #f04e4e;
    }

    .page-t-i-dn88 {
      font-family: 'Arial', sans-serif;
      color: var(--dn88-light-text);
      background-color: var(--dn88-dark-bg);
      line-height: 1.6;
    }

    .page-t-i-dn88__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-t-i-dn88__hero-section {
      background: linear-gradient(135deg, var(--dn88-dark-bg) 0%, #333333 100%);
      padding: 60px 20px 40px;
      padding-top: calc(var(--header-offset, 0px) + 10px); /* Small decorative padding, assuming body handles main offset */
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .page-t-i-dn88__hero-title {
      font-size: 2.8em;
      color: var(--dn88-primary-color);
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-t-i-dn88__hero-subtitle {
      font-size: 1.3em;
      color: var(--dn88-light-text);
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-t-i-dn88__hero-image {
      max-width: 100%;
      height: auto;
      border-radius: 15px;
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
      margin-top: 30px;
      display: block;
      margin-left: auto;
      margin-right: auto;
    }

    .page-t-i-dn88__button-group {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
      flex-wrap: wrap;
    }

    .page-t-i-dn88__button {
      background-color: var(--dn88-primary-color);
      color: var(--dn88-light-text);
      padding: 15px 30px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      display: inline-block;
    }

    .page-t-i-dn88__button:hover {
      background-color: var(--dn88-hover-color);
      transform: translateY(-3px);
    }

    .page-t-i-dn88__heading {
      font-size: 2.2em;
      color: var(--dn88-secondary-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-t-i-dn88__heading::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--dn88-primary-color);
      border-radius: 2px;
    }

    .page-t-i-dn88__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-t-i-dn88__card {
      background-color: var(--dn88-card-bg);
      border-radius: 10px;
      padding: 30px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--dn88-border-color);
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-t-i-dn88__card:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }

    .page-t-i-dn88__card-icon {
      width: 100px;
      height: 100px;
      margin-bottom: 20px;
      object-fit: contain;
    }

    .page-t-i-dn88__card-title {
      font-size: 1.5em;
      color: var(--dn88-primary-color);
      margin-bottom: 15px;
    }

    .page-t-i-dn88__card-description {
      color: var(--dn88-gray-text);
      font-size: 0.95em;
      flex-grow: 1;
    }

    .page-t-i-dn88__steps-list {
      list-style: none;
      padding: 0;
      margin-top: 40px;
      display: flex;
      flex-direction: column;
      gap: 25px;
    }

    .page-t-i-dn88__step-item {
      background-color: var(--dn88-card-bg);
      border-radius: 10px;
      padding: 25px;
      text-align: left;
      display: flex;
      align-items: flex-start;
      gap: 20px;
      border: 1px solid var(--dn88-border-color);
    }

    .page-t-i-dn88__step-number {
      background-color: var(--dn88-primary-color);
      color: var(--dn88-light-text);
      border-radius: 50%;
      width: 40px;
      height: 40px;
      display: flex;
      justify-content: center;
      align-items: center;
      font-weight: bold;
      font-size: 1.2em;
      flex-shrink: 0;
    }

    .page-t-i-dn88__step-content h3 {
      color: var(--dn88-secondary-color);
      margin-top: 0;
      margin-bottom: 10px;
      font-size: 1.3em;
    }

    .page-t-i-dn88__step-content p {
      color: var(--dn88-gray-text);
      margin-bottom: 0;
    }

    .page-t-i-dn88__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }

    .page-t-i-dn88__game-card {
      background-color: var(--dn88-card-bg);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      transition: transform 0.3s ease;
      border: 1px solid var(--dn88-border-color);
    }

    .page-t-i-dn88__game-card:hover {
      transform: translateY(-5px);
    }

    .page-t-i-dn88__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-t-i-dn88__game-info {
      padding: 20px;
    }

    .page-t-i-dn88__game-title {
      font-size: 1.3em;
      color: var(--dn88-primary-color);
      margin-top: 0;
      margin-bottom: 10px;
    }

    .page-t-i-dn88__game-description {
      color: var(--dn88-gray-text);
      font-size: 0.9em;
    }

    .page-t-i-dn88__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-t-i-dn88__promo-card {
      background-color: var(--dn88-card-bg);
      border-radius: 10px;
      padding: 25px;
      text-align: left;
      border: 1px solid var(--dn88-border-color);
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-t-i-dn88__promo-title {
      font-size: 1.4em;
      color: var(--dn88-secondary-color);
      margin-top: 0;
      margin-bottom: 15px;
    }

    .page-t-i-dn88__promo-description {
      color: var(--dn88-gray-text);
      font-size: 0.95em;
    }

    .page-t-i-dn88__faq-list {
      list-style: none;
      padding: 0;
      margin-top: 40px;
    }

    .page-t-i-dn88__faq-item {
      background-color: var(--dn88-card-bg);
      border: 1px solid var(--dn88-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      transition: all 0.3s ease;
    }

    .page-t-i-dn88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: #333333;
      color: var(--dn88-light-text);
      font-weight: bold;
      font-size: 1.1em;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-t-i-dn88__faq-question:hover {
      background-color: #444444;
    }

    .page-t-i-dn88__faq-question h3 {
      margin: 0;
      color: var(--dn88-light-text);
      font-size: 1em; /* Adjust to fit parent font size */
      pointer-events: none; /* Prevent blocking click event on parent */
    }

    .page-t-i-dn88__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent blocking click event on parent */
    }

    .page-t-i-dn88__faq-item.active .page-t-i-dn88__faq-toggle {
      transform: rotate(45deg);
    }

    .page-t-i-dn88__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      color: var(--dn88-gray-text);
      text-align: left;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-t-i-dn88__faq-item.active .page-t-i-dn88__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to accommodate content */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-t-i-dn88__paragraph {
      margin-bottom: 20px;
      color: var(--dn88-gray-text);
    }

    .page-t-i-dn88__qr-code-group {
        display: flex;
        justify-content: center;
        gap: 30px;
        flex-wrap: wrap;
        margin-top: 30px;
    }

    .page-t-i-dn88__qr-code-item {
        text-align: center;
        background-color: var(--dn88-card-bg);
        padding: 20px;
        border-radius: 10px;
        border: 1px solid var(--dn88-border-color);
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-t-i-dn88__qr-code-item img {
        width: 180px;
        height: 180px;
        object-fit: contain;
        margin-bottom: 15px;
        max-width: 100%;
        height: auto;
    }

    .page-t-i-dn88__qr-code-item p {
        font-size: 1.1em;
        font-weight: bold;
        color: var(--dn88-primary-color);
        margin: 0;
    }

    /* Floating buttons for Register/Login */
    .page-t-i-dn88__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .page-t-i-dn88__floating-button {
      background-color: var(--dn88-primary-color);
      color: var(--dn88-light-text);
      padding: 12px 20px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1em;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-align: center;
      min-width: 100px;
      border: none;
      cursor: pointer;
    }

    .page-t-i-dn88__floating-button--login {
      background-color: var(--dn88-secondary-color);
      color: var(--dn88-dark-bg);
    }

    .page-t-i-dn88__floating-button:hover {
      transform: translateY(-3px);
      background-color: var(--dn88-hover-color);
    }

    .page-t-i-dn88__floating-button--login:hover {
      background-color: #ffda6a; /* Lighter yellow */
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-t-i-dn88__hero-title {
        font-size: 2em;
      }

      .page-t-i-dn88__hero-subtitle {
        font-size: 1em;
      }

      .page-t-i-dn88__heading {
        font-size: 1.8em;
      }

      .page-t-i-dn88__section {
        padding: 30px 15px;
      }

      .page-t-i-dn88__grid,
      .page-t-i-dn88__game-grid,
      .page-t-i-dn88__promo-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-t-i-dn88__card,
      .page-t-i-dn88__game-card,
      .page-t-i-dn88__promo-card,
      .page-t-i-dn88__step-item,
      .page-t-i-dn88__faq-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 20px 15px;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      .page-t-i-dn88__steps-list,
      .page-t-i-dn88__faq-list {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-t-i-dn88__step-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }

      .page-t-i-dn88__step-number {
        margin-bottom: 15px;
      }

      .page-t-i-dn88__faq-question {
        font-size: 1em;
        padding: 12px 15px;
      }

      .page-t-i-dn88__faq-question h3 {
        font-size: 0.95em;
      }

      .page-t-i-dn88__faq-answer {
        padding: 15px 15px !important;
      }

      .page-t-i-dn88__qr-code-group {
        flex-direction: column;
        gap: 20px;
      }

      .page-t-i-dn88__qr-code-item img {
        width: 150px;
        height: 150px;
      }

      .page-t-i-dn88__floating-buttons {
        bottom: 15px;
        right: 15px;
        gap: 8px;
      }

      .page-t-i-dn88__floating-button {
        padding: 10px 15px;
        font-size: 0.9em;
        min-width: 90px;
      }
    }

    @media (max-width: 480px) {
      .page-t-i-dn88__hero-title {
        font-size: 1.8em;
      }

      .page-t-i-dn88__hero-subtitle {
        font-size: 0.9em;
      }

      .page-t-i-dn88__button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-t-i-dn88__heading {
        font-size: 1.6em;
      }
    }