:root {
      --page-88nohu-primary-color: #fdd835; /* Vàng */
      --page-88nohu-secondary-color: #ffffff; /* Trắng */
      --page-88nohu-background-color: #0a0a0a; /* Đen */
      --page-88nohu-dark-gray: #1a1a1a;
      --page-88nohu-light-gray: #cccccc;
    }

    .page-88nohu {
      font-family: 'Arial', sans-serif;
      background-color: var(--page-88nohu-background-color);
      color: var(--page-88nohu-secondary-color);
      line-height: 1.6;
      overflow-x: hidden;
    }

    .page-88nohu__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-88nohu__section {
      padding: 40px 0;
      text-align: center;
    }

    .page-88nohu__section--dark {
      background-color: var(--page-88nohu-dark-gray);
    }

    .page-88nohu__heading {
      color: var(--page-88nohu-primary-color);
      margin-bottom: 25px;
      font-size: 2.5em;
      font-weight: bold;
    }

    .page-88nohu__sub-heading {
      color: var(--page-88nohu-secondary-color);
      margin-bottom: 20px;
      font-size: 1.8em;
      font-weight: bold;
    }

    .page-88nohu__paragraph {
      margin-bottom: 15px;
      font-size: 1.1em;
      color: var(--page-88nohu-light-gray);
    }

    /* Hero Section */
    .page-88nohu__hero-section {
      position: relative;
      background-color: var(--page-88nohu-dark-gray);
      text-align: center;
      padding-top: 140px; /* Safety area for fixed header */
      padding-bottom: 40px;
      overflow: hidden;
    }

    .page-88nohu__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 10px;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    }

    .page-88nohu__hero-content {
      padding: 20px 0;
    }

    .page-88nohu__hero-title {
      font-size: 3em;
      color: var(--page-88nohu-primary-color);
      margin-bottom: 15px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-88nohu__hero-description {
      font-size: 1.3em;
      color: var(--page-88nohu-secondary-color);
      margin-bottom: 30px;
    }

    .page-88nohu__button {
      display: inline-block;
      background-color: var(--page-88nohu-primary-color);
      color: var(--page-88nohu-background-color);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-88nohu__button:hover {
      background-color: #ffe06b;
      transform: translateY(-2px);
    }

    /* Floating Login Button */
    .page-88nohu__floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      background-color: #e53935; /* Màu đỏ nổi bật */
      color: var(--page-88nohu-secondary-color);
      padding: 12px 25px;
      border-radius: 30px;
      font-size: 1.1em;
      font-weight: bold;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      animation: page-88nohu-pulse 2s infinite;
      text-decoration: none;
      border: none;
      cursor: pointer;
    }

    .page-88nohu__floating-button:hover {
      background-color: #ef5350;
    }

    @keyframes page-88nohu-pulse {
      0% { transform: translateX(-50%) scale(1); }
      50% { transform: translateX(-50%) scale(1.05); }
      100% { transform: translateX(-50%) scale(1); }
    }

    /* Game Categories */
    .page-88nohu__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-88nohu__game-card {
      background-color: var(--page-88nohu-dark-gray);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      padding-bottom: 20px;
    }

    .page-88nohu__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
    }

    .page-88nohu__game-card-image {
      max-width: 100%;
      height: auto;
      display: block;
      border-bottom: 2px solid var(--page-88nohu-primary-color);
    }

    .page-88nohu__game-card-title {
      color: var(--page-88nohu-primary-color);
      font-size: 1.5em;
      margin: 20px 10px 10px;
    }

    .page-88nohu__game-card-description {
      color: var(--page-88nohu-light-gray);
      font-size: 0.95em;
      padding: 0 15px;
    }

    /* Promotions */
    .page-88nohu__promo-card-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-88nohu__promo-card {
      background-color: var(--page-88nohu-dark-gray);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      text-align: left;
      padding: 25px;
      border-left: 5px solid var(--page-88nohu-primary-color);
    }

    .page-88nohu__promo-card-title {
      color: var(--page-88nohu-primary-color);
      font-size: 1.6em;
      margin-bottom: 15px;
    }

    .page-88nohu__promo-card-description {
      color: var(--page-88nohu-light-gray);
      font-size: 1em;
      margin-bottom: 20px;
    }

    /* Game Providers */
    .page-88nohu__providers-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
      align-items: center;
      justify-items: center;
    }

    .page-88nohu__provider-logo {
      max-width: 100%;
      height: auto;
      filter: grayscale(100%) brightness(150%); /* For better contrast on dark background if logos are bright */
      transition: filter 0.3s ease;
    }

    .page-88nohu__provider-logo:hover {
      filter: grayscale(0%) brightness(100%);
    }

    /* How to Guide */
    .page-88nohu__guide-step-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-88nohu__guide-step {
      background-color: var(--page-88nohu-dark-gray);
      border-radius: 10px;
      padding: 30px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      text-align: left;
    }

    .page-88nohu__guide-step-number {
      font-size: 2.5em;
      color: var(--page-88nohu-primary-color);
      font-weight: bold;
      margin-bottom: 10px;
    }

    .page-88nohu__guide-step-title {
      color: var(--page-88nohu-secondary-color);
      font-size: 1.4em;
      margin-bottom: 10px;
    }

    .page-88nohu__guide-step-description {
      color: var(--page-88nohu-light-gray);
      font-size: 1em;
    }

    /* FAQ Section */
    .page-88nohu__faq-list {
      max-width: 800px;
      margin: 30px auto 0;
      text-align: left;
    }

    .page-88nohu__faq-item {
      background-color: var(--page-88nohu-dark-gray);
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .page-88nohu__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      background-color: #1c1c1c;
      color: var(--page-88nohu-primary-color);
      font-size: 1.2em;
      font-weight: bold;
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-88nohu__faq-question:hover {
      background-color: #2a2a2a;
    }

    .page-88nohu__faq-question h3 {
      margin: 0;
      color: inherit;
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-88nohu__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 15px;
      pointer-events: none; /* Prevent toggle icon from blocking click event */
      transition: transform 0.3s ease;
    }

    .page-88nohu__faq-item.active .page-88nohu__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-88nohu__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      opacity: 0;
      color: var(--page-88nohu-light-gray);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
    }

    .page-88nohu__faq-item.active .page-88nohu__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* CTA Section */
    .page-88nohu__cta-section {
      background-color: var(--page-88nohu-primary-color);
      color: var(--page-88nohu-background-color);
      padding: 60px 0;
      text-align: center;
    }

    .page-88nohu__cta-title {
      font-size: 2.5em;
      margin-bottom: 20px;
    }

    .page-88nohu__cta-description {
      font-size: 1.2em;
      margin-bottom: 30px;
    }

    .page-88nohu__cta-button {
      background-color: var(--page-88nohu-background-color);
      color: var(--page-88nohu-primary-color);
      border: 2px solid var(--page-88nohu-background-color);
    }

    .page-88nohu__cta-button:hover {
      background-color: #333;
      color: var(--page-88nohu-primary-color);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-88nohu__hero-section {
        padding-top: 140px; /* Ensure safety area on mobile */
      }
      .page-88nohu__hero-title {
        font-size: 2.2em;
      }
      .page-88nohu__hero-description {
        font-size: 1em;
      }
      .page-88nohu__heading {
        font-size: 2em;
      }
      .page-88nohu__sub-heading {
        font-size: 1.5em;
      }
      .page-88nohu__paragraph {
        font-size: 1em;
      }
      .page-88nohu__button {
        padding: 12px 25px;
        font-size: 1em;
      }
      .page-88nohu__game-grid,
      .page-88nohu__promo-card-grid,
      .page-88nohu__providers-grid,
      .page-88nohu__guide-step-grid {
        grid-template-columns: 1fr;
      }
      .page-88nohu__faq-question {
        font-size: 1em;
        padding: 15px 20px;
      }
      .page-88nohu__faq-answer {
        padding: 0 20px;
      }
      .page-88nohu__faq-item.active .page-88nohu__faq-answer {
        padding: 15px 20px !important;
      }
      .page-88nohu__cta-title {
        font-size: 2em;
      }
      .page-88nohu__cta-description {
        font-size: 1em;
      }
      .page-88nohu__floating-button {
        padding: 10px 20px;
        font-size: 1em;
      }
    }

    /* Image responsive optimization */
    .page-88nohu img {
      max-width: 100% !important;
      height: auto !important;
      box-sizing: border-box !important;
    }
    .page-88nohu__hero-image-wrapper,
    .page-88nohu__game-card-image-wrapper,
    .page-88nohu__provider-logo-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
    }
    @media (max-width: 768px) {
      .page-88nohu img {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-88nohu__hero-image-wrapper,
      .page-88nohu__game-card-image-wrapper,
      .page-88nohu__provider-logo-wrapper {
          width: 100% !important;
          max-width: 100% !important;
          overflow: hidden !important;
          box-sizing: border-box !important;
      }
    }