/* Tổng thể */
    .page-z887 {
      font-family: 'Arial', sans-serif;
      color: #f0f0f0;
      background-color: #0d1b2a; /* Nền tối */
      line-height: 1.6;
      padding-bottom: 40px;
      padding-top: var(--header-offset, 122px); /* Fallback for header offset */
    }

    .page-z887__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    /* Tiêu đề chính */
    .page-z887__hero-section {
      background-color: #1a1a2e; /* Nền tối hơn cho phần hero */
      padding: 60px 0;
      text-align: center;
      position: relative;
      overflow: hidden;
      padding-top: 10px; /* Decorative top padding, relying on body for header offset */
    }

    .page-z887__hero-section::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-image: url('[GALLERY:hero:1920x1080:abstract,pattern,dark]');
      background-size: cover;
      background-position: center;
      opacity: 0.2;
      z-index: 0;
    }

    .page-z887__hero-content {
      position: relative;
      z-index: 1;
      max-width: 800px;
      margin: 0 auto;
    }

    .page-z887__hero-title {
      font-size: 2.8em;
      color: #ffd700; /* Màu vàng nổi bật */
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
      font-weight: bold;
    }

    .page-z887__hero-description {
      font-size: 1.2em;
      color: #e0e0e0;
      margin-bottom: 30px;
    }

    .page-z887__promo-link {
      display: inline-block;
      background-color: #e63946; /* Màu đỏ nổi bật */
      color: #ffffff;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-z887__promo-link:hover {
      background-color: #c02936;
      transform: translateY(-3px);
    }

    /* Các phần nội dung */
    .page-z887__section {
      padding: 40px 0;
      background-color: #0d1b2a;
    }

    .page-z887__section--alt {
      background-color: #1a1a2e;
    }

    .page-z887__section-title {
      font-size: 2.2em;
      color: #ffd700;
      text-align: center;
      margin-bottom: 40px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-z887__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: #e63946;
      border-radius: 2px;
    }

    .page-z887__text-block {
      margin-bottom: 25px;
      font-size: 1.1em;
      color: #e0e0e0;
    }

    .page-z887__text-block strong {
      color: #ffd700;
    }

    /* Lưới tính năng */
    .page-z887__feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-z887__feature-item {
      background-color: #2b3a4d;
      padding: 30px;
      border-radius: 10px;
      text-align: center;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, background-color 0.3s ease;
    }

    .page-z887__feature-item:hover {
      transform: translateY(-8px);
      background-color: #3d5069;
    }

    .page-z887__feature-icon {
      width: 100px;
      height: 100px;
      margin-bottom: 20px;
      border-radius: 50%;
      object-fit: cover;
      border: 4px solid #ffd700;
      box-shadow: 0 0 15px rgba(255, 215, 0, 0.6);
    }

    .page-z887__feature-title {
      font-size: 1.5em;
      color: #ffd700;
      margin-bottom: 15px;
      font-weight: bold;
    }

    .page-z887__feature-description {
      font-size: 1em;
      color: #c0c0c0;
    }

    /* Hướng dẫn */
    .page-z887__steps-list {
      list-style: none;
      padding: 0;
      counter-reset: step-counter;
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .page-z887__step-item {
      background-color: #2b3a4d;
      padding: 25px 30px;
      border-radius: 8px;
      display: flex;
      align-items: flex-start;
      box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    }

    .page-z887__step-item::before {
      counter-increment: step-counter;
      content: counter(step-counter);
      font-size: 1.8em;
      font-weight: bold;
      color: #ffd700;
      background-color: #e63946;
      border-radius: 50%;
      width: 45px;
      height: 45px;
      min-width: 45px; /* Ensure it doesn't shrink */
      display: flex;
      justify-content: center;
      align-items: center;
      margin-right: 20px;
      box-shadow: 0 0 10px rgba(230, 57, 70, 0.7);
    }

    .page-z887__step-content h3 {
      font-size: 1.4em;
      color: #ffd700;
      margin-top: 0;
      margin-bottom: 10px;
    }

    .page-z887__step-content p {
      color: #c0c0c0;
      margin-bottom: 0;
    }

    /* Các nhà cung cấp game */
    .page-z887__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-z887__provider-item {
      background-color: #2b3a4d;
      padding: 20px;
      border-radius: 8px;
      text-align: center;
      box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
      transition: transform 0.3s ease;
    }

    .page-z887__provider-item:hover {
      transform: scale(1.05);
    }

    .page-z887__provider-logo {
      max-width: 120px;
      height: 80px;
      object-fit: contain;
      margin-bottom: 10px;
      filter: grayscale(100%) brightness(150%); /* Make logos grayscale and brighter */
      transition: filter 0.3s ease;
    }

    .page-z887__provider-item:hover .page-z887__provider-logo {
      filter: grayscale(0%) brightness(100%); /* Restore color on hover */
    }

    .page-z887__provider-name {
      font-size: 1em;
      color: #ffd700;
      font-weight: bold;
    }

    /* FAQ */
    .page-z887__faq-section {
      padding: 40px 0;
      background-color: #1a1a2e;
    }

    .page-z887__faq-item {
      background-color: #2b3a4d;
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      border: 1px solid #3d5069;
    }

    .page-z887__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      user-select: none;
      background-color: #3d5069;
      transition: background-color 0.3s ease;
    }

    .page-z887__faq-question:hover {
      background-color: #4a617a;
    }

    .page-z887__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: #ffd700;
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-z887__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: #ffd700;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click */
      width: 25px;
      text-align: center;
    }

    .page-z887__faq-item.active .page-z887__faq-toggle {
      transform: rotate(45deg); /* Plus to Minus visual */
    }

    .page-z887__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      background-color: #2b3a4d;
      color: #c0c0c0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-z887__faq-item.active .page-z887__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    .page-z887__faq-answer p {
      margin: 0;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-z887__hero-title {
        font-size: 2em;
      }

      .page-z887__hero-description {
        font-size: 1em;
      }

      .page-z887__promo-link {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-z887__section-title {
        font-size: 1.8em;
      }

      .page-z887__feature-grid {
        grid-template-columns: 1fr;
      }

      .page-z887__feature-item {
        padding: 20px;
      }

      .page-z887__feature-icon {
        width: 80px;
        height: 80px;
      }

      .page-z887__feature-title {
        font-size: 1.3em;
      }

      .page-z887__text-block,
      .page-z887__feature-description,
      .page-z887__step-content p,
      .page-z887__faq-answer p {
        font-size: 0.95em;
      }

      .page-z887__step-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 20px;
      }

      .page-z887__step-item::before {
        margin-right: 0;
        margin-bottom: 15px;
      }

      .page-z887__step-content h3 {
        font-size: 1.2em;
      }

      .page-z887__provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-z887__provider-logo {
        max-width: 100px;
        height: 60px;
      }

      .page-z887__faq-question {
        padding: 15px 20px;
      }

      .page-z887__faq-question h3 {
        font-size: 1.1em;
      }

      .page-z887__faq-toggle {
        font-size: 1.5em;
      }

      .page-z887__faq-answer {
        padding: 15px 20px;
      }

      /* List item responsive adjustments */
      .page-z887__steps-list,
      .page-z887__feature-grid,
      .page-z887__provider-grid {
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
      }

      .page-z887__step-item,
      .page-z887__feature-item,
      .page-z887__provider-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-z887 img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      .page-z887__container {
        padding: 0 10px;
      }
    }

    @media (max-width: 480px) {
      .page-z887__hero-title {
        font-size: 1.8em;
      }

      .page-z887__section-title {
        font-size: 1.6em;
      }
    }