:root {
      --page-vnsoxo-primary-color: #e44d26; /* Cam đỏ tươi */
      --page-vnsoxo-secondary-color: #f7b731; /* Vàng cam */
      --page-vnsoxo-dark-background: #1a1a1a; /* Nền tối */
      --page-vnsoxo-light-text: #ffffff; /* Chữ trắng */
      --page-vnsoxo-accent-color: #4CAF50; /* Xanh lá cây */
      --page-vnsoxo-border-color: #333; /* Màu viền */
      --page-vnsoxo-gradient-start: #3a1c71; /* Tím đậm */
      --page-vnsoxo-gradient-end: #d76d77; /* Hồng */
      --page-vnsoxo-gradient-middle: #ffaf7b; /* Cam nhạt */
    }

    .page-vnsoxo {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      background: linear-gradient(135deg, var(--page-vnsoxo-gradient-start), var(--page-vnsoxo-gradient-middle), var(--page-vnsoxo-gradient-end));
      color: var(--page-vnsoxo-light-text);
      line-height: 1.6;
      padding: 0;
      margin: 0;
      overflow-x: hidden;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-vnsoxo h1, .page-vnsoxo h2, .page-vnsoxo h3 {
      color: var(--page-vnsoxo-secondary-color);
      text-align: center;
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    .page-vnsoxo h1 {
      font-size: 2.5em;
      margin-top: 20px;
      color: var(--page-vnsoxo-light-text);
    }

    .page-vnsoxo h2 {
      font-size: 2em;
      color: var(--page-vnsoxo-primary-color);
    }

    .page-vnsoxo h3 {
      font-size: 1.5em;
      color: var(--page-vnsoxo-accent-color);
    }

    .page-vnsoxo p {
      margin-bottom: 15px;
      color: var(--page-vnsoxo-light-text);
      text-align: justify;
    }

    .page-vnsoxo strong {
      color: var(--page-vnsoxo-secondary-color);
    }

    .page-vnsoxo a {
      color: var(--page-vnsoxo-accent-color);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-vnsoxo a:hover {
      color: var(--page-vnsoxo-primary-color);
      text-decoration: underline;
    }

    /* Sections */
    .page-vnsoxo section {
      width: 100%;
      max-width: 1200px;
      padding: 20px;
      margin-bottom: 30px;
      background-color: rgba(0, 0, 0, 0.6);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      animation: fadeIn 1s ease-out;
    }

    .page-vnsoxo .page-vnsoxo-hero {
      position: relative;
      overflow: hidden;
      padding: 0;
      background: none;
      box-shadow: none;
      border-radius: 0;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-vnsoxo .page-vnsoxo-hero-banner {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      border-radius: 10px;
      margin-bottom: 20px;
    }

    .page-vnsoxo .page-vnsoxo-hero-content {
      text-align: center;
      padding: 20px;
      background-color: rgba(0, 0, 0, 0.7);
      border-radius: 10px;
      margin-top: -50px; /* Overlap with banner slightly for visual appeal */
      position: relative;
      z-index: 1;
      max-width: 90%;
    }

    .page-vnsoxo .page-vnsoxo-hero-content h1 {
      font-size: 2.8em;
      margin-bottom: 10px;
      line-height: 1.2;
    }

    .page-vnsoxo .page-vnsoxo-hero-content p {
      font-size: 1.1em;
      margin-bottom: 20px;
    }

    /* Floating Login Button */
    .page-vnsoxo-floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-vnsoxo-primary-color);
      color: var(--page-vnsoxo-light-text);
      padding: 15px 25px;
      border-radius: 50px;
      text-align: center;
      font-size: 1.2em;
      font-weight: bold;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      animation: pulse 1.5s infinite;
      text-decoration: none;
      transition: background-color 0.3s ease, transform 0.3s ease;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .page-vnsoxo-floating-button:hover {
      background-color: #ff6a40;
      transform: scale(1.05);
    }

    .page-vnsoxo-floating-button svg {
      fill: var(--page-vnsoxo-light-text);
      width: 24px;
      height: 24px;
    }

    /* Game Categories */
    .page-vnsoxo .page-vnsoxo-game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 20px;
    }

    .page-vnsoxo .page-vnsoxo-game-card {
      background-color: rgba(255, 255, 255, 0.1);
      border-radius: 10px;
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      height: 100%;
    }

    .page-vnsoxo .page-vnsoxo-game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
    }

    .page-vnsoxo .page-vnsoxo-game-card img {
      width: 100%;
      height: 120px;
      object-fit: cover;
      display: block;
    }

    .page-vnsoxo .page-vnsoxo-game-card h3 {
      font-size: 1.1em;
      margin: 10px 0;
      color: var(--page-vnsoxo-light-text);
      text-shadow: none;
    }
    
    .page-vnsoxo .page-vnsoxo-game-card a {
      display: block;
      padding: 10px 0;
      background-color: var(--page-vnsoxo-primary-color);
      color: var(--page-vnsoxo-light-text);
      font-weight: bold;
      text-decoration: none;
      transition: background-color 0.3s ease;
    }

    .page-vnsoxo .page-vnsoxo-game-card a:hover {
      background-color: #ff6a40;
      text-decoration: none;
    }

    /* General lists */
    .page-vnsoxo ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .page-vnsoxo ul li {
      background-color: rgba(255, 255, 255, 0.08);
      margin-bottom: 10px;
      padding: 15px;
      border-radius: 8px;
      border-left: 4px solid var(--page-vnsoxo-accent-color);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-vnsoxo .page-vnsoxo-hero-content h1 {
        font-size: 2em;
      }
      .page-vnsoxo .page-vnsoxo-hero-content p {
        font-size: 1em;
      }
      .page-vnsoxo .page-vnsoxo-game-categories {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }
      .page-vnsoxo-floating-button {
        font-size: 1em;
        padding: 12px 20px;
        bottom: 15px;
        right: 15px;
      }
    }

    @media (max-width: 480px) {
      .page-vnsoxo h1 {
        font-size: 1.8em;
      }
      .page-vnsoxo h2 {
        font-size: 1.5em;
      }
      .page-vnsoxo h3 {
        font-size: 1.2em;
      }
      .page-vnsoxo section {
        padding: 15px;
      }
      .page-vnsoxo .page-vnsoxo-game-categories {
        grid-template-columns: repeat(2, 1fr);
      }
      .page-vnsoxo-floating-button {
        font-size: 0.9em;
        padding: 10px 15px;
        bottom: 10px;
        right: 10px;
      }
    }

    /* Animations */
    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(20px); }
      to { opacity: 1; transform: translateY(0); }
    }

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