:root {
      --page-u888-primary-color: #e44d26; /* Cam đậm */
      --page-u888-secondary-color: #f7b731; /* Vàng */
      --page-u888-dark-bg: #1a1a2e; /* Nền tối */
      --page-u888-medium-bg: #272740; /* Nền trung bình */
      --page-u888-light-text: #ffffff; /* Chữ sáng */
      --page-u888-gray-text: #cccccc; /* Chữ xám */
      --page-u888-border-color: #3f3f5a; /* Màu viền */
      --page-u888-button-hover: #ff7f50; /* Hover button */
    }

    .page-u888 {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      color: var(--page-u888-light-text);
      background-color: var(--page-u888-dark-bg);
      line-height: 1.6;
    }

    .page-u888__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

    /* Fixed Header Spacing */
    .page-u888__hero-section {
      padding-top: 120px; /* Adjust for fixed header */
      position: relative;
      overflow: hidden;
      text-align: center;
      background-color: var(--page-u888-medium-bg);
    }

    @media (max-width: 768px) {
      .page-u888__hero-section {
        padding-top: 100px; /* Adjust for mobile fixed header */
      }
    }

    .page-u888__hero-image {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      object-fit: contain; /* Ensure image is not stretched */
    }
    
    .page-u888__hero-content {
      padding: 40px 20px;
      background: linear-gradient(to top, var(--page-u888-dark-bg) 0%, rgba(26, 26, 46, 0.8) 50%, transparent 100%);
      margin-top: -100px; /* Overlay text on banner */
      position: relative;
      z-index: 1;
    }

    .page-u888__hero-title {
      font-size: 3.2em;
      color: var(--page-u888-primary-color);
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-u888__hero-description {
      font-size: 1.2em;
      color: var(--page-u888-gray-text);
      max-width: 800px;
      margin: 0 auto 30px;
    }

    .page-u888__cta-button {
      display: inline-block;
      background-color: var(--page-u888-primary-color);
      color: var(--page-u888-light-text);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-u888__cta-button:hover {
      background-color: var(--page-u888-button-hover);
      transform: translateY(-2px);
    }

    .page-u888__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-u888-secondary-color);
      color: var(--page-u888-dark-bg);
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.2s ease;
      animation: pulse 2s infinite;
    }

    .page-u888__floating-button:hover {
      background-color: #ffc107;
      transform: scale(1.05);
    }

    @keyframes pulse {
      0% { transform: scale(1); }
      50% { transform: scale(1.03); }
      100% { transform: scale(1); }
    }

    .page-u888__section {
      padding: 60px 0;
      text-align: center;
      background-color: var(--page-u888-dark-bg);
    }

    .page-u888__section--alt {
      background-color: var(--page-u888-medium-bg);
    }

    .page-u888__section-title {
      font-size: 2.5em;
      color: var(--page-u888-primary-color);
      margin-bottom: 40px;
      position: relative;
      padding-bottom: 15px;
    }

    .page-u888__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-u888-secondary-color);
      border-radius: 2px;
    }

    .page-u888__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-u888__card {
      background-color: var(--page-u888-medium-bg);
      border-radius: 15px;
      padding: 25px;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      border: 1px solid var(--page-u888-border-color);
    }

    .page-u888__card:hover {
      transform: translateY(-10px);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
    }

    .page-u888__card-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 20px;
      border-radius: 10px;
    }

    .page-u888__card-image {
      width: 100%;
      height: 200px; /* Fixed height for consistency */
      object-fit: cover;
      border-radius: 10px;
      transition: transform 0.3s ease;
    }

    .page-u888__card:hover .page-u888__card-image {
      transform: scale(1.05);
    }

    .page-u888__card-title {
      font-size: 1.5em;
      color: var(--page-u888-primary-color);
      margin-bottom: 15px;
    }
    
    .page-u888__card-title a {
        color: var(--page-u888-primary-color);
        text-decoration: none;
        transition: color 0.3s ease;
    }

    .page-u888__card-title a:hover {
        color: var(--page-u888-secondary-color);
    }

    .page-u888__card-description {
      color: var(--page-u888-gray-text);
      font-size: 0.95em;
    }

    .page-u888__provider-logo-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        margin-bottom: 10px;
    }

    .page-u888__provider-logo {
      width: 100%;
      height: 120px; /* Consistent height for logos */
      object-fit: contain;
      padding: 10px;
      background-color: #33334f;
      border-radius: 10px;
      transition: transform 0.3s ease;
    }

    .page-u888__provider-logo:hover {
      transform: scale(1.08);
    }

    .page-u888__text-content {
      max-width: 900px;
      margin: 0 auto;
      text-align: left;
      color: var(--page-u888-gray-text);
      font-size: 1.1em;
    }

    .page-u888__text-content h3 {
      color: var(--page-u888-primary-color);
      font-size: 1.8em;
      margin-top: 30px;
      margin-bottom: 15px;
    }

    .page-u888__text-content p {
      margin-bottom: 15px;
    }

    .page-u888__text-content ul {
      list-style: disc;
      padding-left: 25px;
      margin-bottom: 15px;
    }

    .page-u888__text-content li {
      margin-bottom: 8px;
    }

    /* FAQ Styles */
    .page-u888__faq-list {
      max-width: 900px;
      margin: 40px auto;
      text-align: left;
    }

    .page-u888__faq-item {
      background-color: var(--page-u888-medium-bg);
      border: 1px solid var(--page-u888-border-color);
      border-radius: 10px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .page-u888__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      background-color: #2e2e4a;
      color: var(--page-u888-light-text);
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-u888__faq-question:hover {
      background-color: #3a3a5a;
    }

    .page-u888__faq-question h3 {
      margin: 0;
      color: var(--page-u888-primary-color);
      pointer-events: none; /* Prevent h3 from blocking click */
      flex-grow: 1;
    }

    .page-u888__faq-toggle {
      font-size: 1.8em;
      line-height: 1;
      margin-left: 15px;
      color: var(--page-u888-secondary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click */
    }

    .page-u888__faq-item.active .page-u888__faq-toggle {
      transform: rotate(45deg); /* For '-' effect */
    }

    .page-u888__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      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(--page-u888-gray-text);
    }

    .page-u888__faq-item.active .page-u888__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Responsive adjustments */
    @media (max-width: 1024px) {
      .page-u888__hero-title {
        font-size: 2.8em;
      }
      .page-u888__section-title {
        font-size: 2.2em;
      }
      .page-u888__grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      }
    }

    @media (max-width: 768px) {
      .page-u888__container {
        padding: 15px;
      }
      .page-u888__hero-title {
        font-size: 2.2em;
      }
      .page-u888__hero-description {
        font-size: 1em;
      }
      .page-u888__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }
      .page-u888__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 0.95em;
      }
      .page-u888__section {
        padding: 40px 0;
      }
      .page-u888__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
      }
      .page-u888__grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .page-u888__card-image-wrapper,
      .page-u888__provider-logo-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
      .page-u888__card-image,
      .page-u888__provider-logo {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-u888__card {
        padding: 20px;
      }
      .page-u888__card-title {
        font-size: 1.3em;
      }
      .page-u888__text-content {
        font-size: 1em;
      }
      .page-u888__text-content h3 {
        font-size: 1.5em;
      }
      .page-u888__faq-question {
        font-size: 1.1em;
        padding: 15px 20px;
      }
      .page-u888__faq-toggle {
        font-size: 1.5em;
      }
      .page-u888__faq-answer {
        padding: 0 20px;
      }
      .page-u888__faq-item.active .page-u888__faq-answer {
        padding: 15px 20px !important;
      }
    }

    @media (max-width: 480px) {
      .page-u888__hero-title {
        font-size: 1.8em;
      }
      .page-u888__section-title {
        font-size: 1.6em;
      }
      .page-u888__floating-button {
        font-size: 0.85em;
        padding: 10px 15px;
      }
      .page-u888__card-image {
        height: 150px;
      }
      .page-u888__provider-logo {
        height: 80px;
      }
    }