:root {
      --page-vn58club__primary-color: #FFD700; /* Gold/Yellow */
      --page-vn58club__secondary-color: #FFFFFF; /* White */
      --page-vn58club__background-color: #000000; /* Black */
      --page-vn58club__text-color: #FFFFFF; /* White */
      --page-vn58club__accent-color: #FFD700; /* Gold/Yellow */
      --page-vn58club__border-color: #333333; /* Dark Grey for borders */
    }

    body {
      margin: 0;
      font-family: 'Arial', sans-serif;
      background-color: var(--page-vn58club__background-color);
      color: var(--page-vn58club__text-color);
      line-height: 1.6;
    }

    .page-vn58club {
      background-color: var(--page-vn58club__background-color);
      color: var(--page-vn58club__text-color);
      overflow-x: hidden;
    }

    /* Fixed header safe zone */
    .page-vn58club__hero-section {
      padding-top: 120px; /* Desktop safe zone */
      position: relative;
      text-align: center;
      background-color: #1a1a1a; /* Slightly lighter black for hero background */
    }

    .page-vn58club__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      object-fit: cover;
      border-radius: 8px;
    }

    .page-vn58club__hero-content {
      position: absolute;
      bottom: 0; /* Position content at the bottom of the hero image */
      left: 0;
      right: 0;
      padding: 20px;
      background: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0)); /* Gradient overlay */
      color: var(--page-vn58club__secondary-color);
      text-align: center;
    }

    .page-vn58club__hero-title {
      font-size: 2.5em;
      color: var(--page-vn58club__primary-color);
      margin-bottom: 10px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-vn58club__hero-description {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: var(--page-vn58club__secondary-color);
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    }

    .page-vn58club__button {
      display: inline-block;
      background-color: var(--page-vn58club__primary-color);
      color: var(--page-vn58club__background-color);
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
    }

    .page-vn58club__button:hover {
      background-color: #e6b800;
      transform: translateY(-2px);
    }

    .page-vn58club__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
      border-bottom: 1px solid var(--page-vn58club__border-color);
    }

    .page-vn58club__section:last-of-type {
      border-bottom: none;
    }

    .page-vn58club__section-title {
      font-size: 2.2em;
      color: var(--page-vn58club__primary-color);
      margin-bottom: 30px;
      text-align: center;
      position: relative;
      padding-bottom: 10px;
    }

    .page-vn58club__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--page-vn58club__primary-color);
    }

    .page-vn58club__text-content {
      font-size: 1.05em;
      line-height: 1.7;
      margin-bottom: 20px;
      color: var(--page-vn58club__secondary-color);
      text-align: justify;
    }

    .page-vn58club__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-vn58club__card {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 25px;
      text-align: center;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--page-vn58club__border-color);
    }

    .page-vn58club__card:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }

    .page-vn58club__card-icon {
      width: 100%;
      max-width: 250px; /* Ensure images are not too small */
      height: auto;
      margin-bottom: 15px;
      object-fit: contain;
      border-radius: 5px;
    }

    .page-vn58club__card-title {
      font-size: 1.4em;
      color: var(--page-vn58club__primary-color);
      margin-bottom: 10px;
      text-decoration: none;
      display: block;
    }

    .page-vn58club__card-title a {
      color: var(--page-vn58club__primary-color);
      text-decoration: none;
    }

    .page-vn58club__card-title a:hover {
      text-decoration: underline;
    }

    .page-vn58club__card-description {
      font-size: 0.95em;
      color: var(--page-vn58club__secondary-color);
    }

    .page-vn58club__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); /* Adjusted for smaller game logos */
      gap: 20px;
      margin-top: 30px;
    }

    .page-vn58club__game-item {
      background-color: #1a1a1a;
      border-radius: 8px;
      padding: 15px;
      text-align: center;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.2s ease;
      border: 1px solid var(--page-vn58club__border-color);
    }

    .page-vn58club__game-item:hover {
      transform: translateY(-5px);
    }

    .page-vn58club__game-logo {
      width: 100%;
      max-width: 200px; /* Minimum 200px width */
      height: auto;
      object-fit: contain;
      margin-bottom: 10px;
      border-radius: 4px;
    }

    .page-vn58club__game-name {
      font-size: 1em;
      color: var(--page-vn58club__secondary-color);
      font-weight: bold;
      text-decoration: none;
      display: block;
    }

    .page-vn58club__game-name a {
      color: var(--page-vn58club__secondary-color);
      text-decoration: none;
    }

    .page-vn58club__game-name a:hover {
      color: var(--page-vn58club__primary-color);
    }

    .page-vn58club__promo-banner {
      background-color: #2a2a2a;
      padding: 30px;
      border-radius: 10px;
      margin-top: 30px;
      text-align: center;
      border: 1px solid var(--page-vn58club__primary-color);
    }

    .page-vn58club__promo-title {
      font-size: 1.8em;
      color: var(--page-vn58club__primary-color);
      margin-bottom: 15px;
    }

    .page-vn58club__promo-text {
      font-size: 1.1em;
      color: var(--page-vn58club__secondary-color);
      margin-bottom: 25px;
    }

    .page-vn58club__step-list {
      list-style: none;
      padding: 0;
      text-align: left;
      margin-top: 30px;
    }

    .page-vn58club__step-item {
      background-color: #1a1a1a;
      border-left: 5px solid var(--page-vn58club__primary-color);
      padding: 15px 20px;
      margin-bottom: 15px;
      border-radius: 5px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }

    .page-vn58club__step-item strong {
      color: var(--page-vn58club__primary-color);
      font-size: 1.1em;
      display: block;
      margin-bottom: 5px;
    }

    .page-vn58club__contact-info {
      display: flex;
      flex-direction: column;
      gap: 15px;
      margin-top: 30px;
      text-align: left;
    }

    .page-vn58club__contact-item {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--page-vn58club__secondary-color);
    }

    .page-vn58club__contact-item a {
      color: var(--page-vn58club__primary-color);
      text-decoration: none;
    }

    .page-vn58club__contact-item a:hover {
      text-decoration: underline;
    }

    .page-vn58club__contact-icon {
      width: 24px;
      height: 24px;
      color: var(--page-vn58club__primary-color);
    }

    .page-vn58club__faq-container {
      margin-top: 30px;
      text-align: left;
    }

    .page-vn58club__faq-item {
      background-color: #1a1a1a;
      border: 1px solid var(--page-vn58club__border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-vn58club__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #2a2a2a;
      color: var(--page-vn58club__secondary-color);
      cursor: pointer;
      font-weight: bold;
      font-size: 1.1em;
      border-bottom: 1px solid var(--page-vn58club__border-color);
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-vn58club__faq-question:hover {
      background-color: #3a3a3a;
    }

    .page-vn58club__faq-question h3 {
      margin: 0;
      color: inherit;
      font-size: 1.1em;
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-vn58club__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      color: var(--page-vn58club__primary-color);
      pointer-events: none; /* Prevent toggle icon from blocking click event */
      transition: transform 0.3s ease;
    }

    .page-vn58club__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      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-vn58club__secondary-color);
      background-color: #1a1a1a;
    }

    .page-vn58club__faq-item.active .page-vn58club__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-vn58club__faq-item.active .page-vn58club__faq-toggle {
      transform: rotate(45deg); /* Rotates the '+' to 'x' or similar, could also be '-' */
    }

    .page-vn58club__cta-floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--page-vn58club__primary-color);
      color: var(--page-vn58club__background-color);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.2s ease;
      white-space: nowrap;
      text-align: center;
      animation: pulse 2s infinite;
    }

    .page-vn58club__cta-floating-button:hover {
      background-color: #e6b800;
      transform: translateX(-50%) translateY(-5px);
    }

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

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-vn58club__hero-section {
        padding-top: 100px; /* Mobile safe zone */
      }

      .page-vn58club__hero-title {
        font-size: 1.8em;
      }

      .page-vn58club__hero-description {
        font-size: 1em;
      }

      .page-vn58club__section {
        padding: 30px 15px;
      }

      .page-vn58club__section-title {
        font-size: 1.8em;
        margin-bottom: 20px;
      }

      .page-vn58club__card {
        padding: 20px;
      }

      .page-vn58club__card-title {
        font-size: 1.2em;
      }

      .page-vn58club__game-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-vn58club__game-logo {
        max-width: 180px; /* Ensure minimum size is maintained */
      }

      .page-vn58club__promo-banner {
        padding: 20px;
      }

      .page-vn58club__promo-title {
        font-size: 1.5em;
      }

      .page-vn58club__promo-text {
        font-size: 1em;
      }

      .page-vn58club__faq-question {
        padding: 12px 15px;
        font-size: 1em;
      }

      .page-vn58club__faq-question h3 {
        font-size: 1em;
      }

      .page-vn58club__faq-item.active .page-vn58club__faq-answer {
        padding: 15px 15px !important;
      }

      .page-vn58club__cta-floating-button {
        font-size: 1em;
        padding: 12px 25px;
        bottom: 15px;
        width: calc(100% - 40px);
        max-width: 350px;
      }

      /* Image responsive optimization */
      .page-vn58club img {
        max-width: 100% !important;
        height: auto !important;
        display: block;
      }
      .page-vn58club__hero-image {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-vn58club__card-icon {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-vn58club__game-logo {
        max-width: 100% !important;
        height: auto !important;
      }
    }