:root {
      --primary-color: #f3b10b; /* Màu vàng cam */
      --secondary-color: #2c3e50; /* Màu xanh đậm */
      --background-dark: #1a1a1a; /* Nền tối */
      --text-light: #f0f0f0; /* Chữ sáng */
      --text-dark: #333; /* Chữ tối */
      --accent-color: #e74c3c; /* Màu đỏ nhấn */
      --border-color: #444; /* Màu viền */
      --button-bg-register: #28a745; /* Màu xanh lá cây */
      --button-bg-login: #007bff; /* Màu xanh dương */
      --button-hover: #c0392b;
      --faq-border: #333;
      --faq-hover: #222;
    }

    .page-zw888 {
      font-family: 'Arial', sans-serif;
      color: var(--text-light);
      background-color: var(--background-dark);
      line-height: 1.6;
      padding-top: 10px; /* Nhỏ để tránh trùng với padding-top của body nếu có */
    }

    .page-zw888__section-title {
      font-size: 2.5em;
      color: var(--primary-color);
      text-align: center;
      margin-bottom: 40px;
      padding: 20px 15px;
      position: relative;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .page-zw888__section-title::after {
      content: '';
      display: block;
      width: 80px;
      height: 4px;
      background-color: var(--accent-color);
      margin: 10px auto 0;
      border-radius: 2px;
    }

    .page-zw888__brand-highlight {
      color: var(--primary-color);
      font-weight: bold;
    }

    /* Hero Section */
    .page-zw888__hero-section {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 40px 20px;
      background: linear-gradient(135deg, var(--secondary-color) 0%, #1a1a1a 100%);
      position: relative;
      overflow: hidden;
      margin-bottom: 40px;
    }

    .page-zw888__hero-content {
      max-width: 900px;
      z-index: 2;
      position: relative;
    }

    .page-zw888__hero-title {
      font-size: 3.5em;
      margin-bottom: 20px;
      color: var(--text-light);
      text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    .page-zw888__hero-description {
      font-size: 1.3em;
      margin-bottom: 30px;
      color: var(--text-light);
      opacity: 0.9;
    }

    .page-zw888__hero-actions {
      margin-top: 30px;
    }

    .page-zw888__cta-button {
      display: inline-block;
      background-color: var(--primary-color);
      color: var(--background-dark);
      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;
      box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    }

    .page-zw888__cta-button:hover {
      background-color: #e0a20a;
      transform: translateY(-3px);
    }

    .page-zw888__hero-image-container {
      margin-top: 40px;
      width: 100%;
      max-width: 800px;
      overflow: hidden;
      border-radius: 15px;
      box-shadow: 0 8px 25px rgba(0,0,0,0.5);
    }

    .page-zw888__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      transition: transform 0.5s ease;
    }

    .page-zw888__hero-image:hover {
      transform: scale(1.02);
    }

    /* Game Showcase */
    .page-zw888__game-showcase {
      padding: 40px 20px;
      background-color: var(--background-dark);
    }

    .page-zw888__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .page-zw888__game-item {
      background-color: var(--secondary-color);
      border-radius: 10px;
      overflow: hidden;
      text-align: center;
      box-shadow: 0 5px 20px rgba(0,0,0,0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
      box-sizing: border-box;
    }

    .page-zw888__game-item:hover {
      transform: translateY(-10px);
      box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    }

    .page-zw888__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      border-bottom: 3px solid var(--primary-color);
    }

    .page-zw888__game-title {
      font-size: 1.8em;
      color: var(--primary-color);
      margin: 20px 15px 10px;
    }

    .page-zw888__game-description {
      font-size: 1em;
      color: var(--text-light);
      padding: 0 15px 20px;
      flex-grow: 1;
    }

    /* Promotions Section */
    .page-zw888__promotions-section {
      padding: 40px 20px;
      background-color: #222;
    }

    .page-zw888__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .page-zw888__promo-item {
      background-color: var(--secondary-color);
      border-radius: 10px;
      overflow: hidden;
      text-align: center;
      box-shadow: 0 5px 20px rgba(0,0,0,0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
      box-sizing: border-box;
    }

    .page-zw888__promo-item:hover {
      transform: translateY(-10px);
      box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    }

    .page-zw888__promo-image {
      width: 100%;
      height: 220px;
      object-fit: cover;
      display: block;
      border-bottom: 3px solid var(--accent-color);
    }

    .page-zw888__promo-title {
      font-size: 1.8em;
      color: var(--primary-color);
      margin: 20px 15px 10px;
    }

    .page-zw888__promo-description {
      font-size: 1em;
      color: var(--text-light);
      padding: 0 15px 20px;
      flex-grow: 1;
    }

    .page-zw888__promo-button {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--text-light);
      padding: 10px 20px;
      border-radius: 25px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1em;
      margin-bottom: 20px;
      transition: background-color 0.3s ease;
    }

    .page-zw888__promo-button:hover {
      background-color: var(--button-hover);
    }

    /* Why Choose Us Section */
    .page-zw888__why-choose-us {
      padding: 40px 20px;
      background-color: var(--background-dark);
    }

    .page-zw888__features-list {
      list-style: none;
      padding: 0;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .page-zw888__feature-item {
      background-color: var(--secondary-color);
      border-radius: 10px;
      padding: 30px;
      text-align: center;
      box-shadow: 0 5px 20px rgba(0,0,0,0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      height: 100%;
      box-sizing: border-box;
    }

    .page-zw888__feature-item:hover {
      transform: translateY(-10px);
      box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    }

    .page-zw888__feature-icon {
      width: 200px; /* Min size 200px */
      height: auto;
      margin-bottom: 20px;
      border-radius: 5px;
      max-width: 100%;
    }

    .page-zw888__feature-title {
      font-size: 1.8em;
      color: var(--primary-color);
      margin-bottom: 15px;
    }

    .page-zw888__feature-description {
      font-size: 1em;
      color: var(--text-light);
    }

    /* FAQ Section */
    .page-zw888__faq-section {
      padding: 40px 20px;
      background-color: #222;
    }

    .page-zw888__faq-list {
      max-width: 900px;
      margin: 0 auto;
    }

    .page-zw888__faq-item {
      background-color: var(--secondary-color);
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0,0,0,0.3);
      border: 1px solid var(--faq-border);
    }

    .page-zw888__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 18px 25px;
      cursor: pointer;
      user-select: none;
      background-color: var(--secondary-color);
      color: var(--primary-color);
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-zw888__faq-question:hover {
      background-color: var(--faq-hover);
    }

    .page-zw888__faq-title {
      margin: 0;
      font-size: 1.2em;
      color: var(--primary-color);
      pointer-events: none; /* Prevent text selection interfering with click */
    }

    .page-zw888__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--primary-color);
      line-height: 1;
      pointer-events: none; /* Prevent icon interfering with click */
      transition: transform 0.3s ease;
    }

    .page-zw888__faq-item.active .page-zw888__faq-toggle {
      transform: rotate(45deg); /* Change + to X (or similar) */
    }

    .page-zw888__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      opacity: 0;
      color: var(--text-light);
      background-color: #2e4357; /* Slightly lighter than secondary for contrast */
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
    }

    .page-zw888__faq-item.active .page-zw888__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 25px !important;
      opacity: 1;
    }

    .page-zw888__faq-answer p {
      margin: 0;
      padding-bottom: 5px;
    }

    /* Floating Register/Login Buttons */
    .page-zw888__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 15px;
      z-index: 1000;
    }

    .page-zw888__floating-button {
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 15px 25px;
      border-radius: 30px;
      color: var(--text-light);
      font-weight: bold;
      font-size: 1.1em;
      text-decoration: none;
      box-shadow: 0 4px 15px rgba(0,0,0,0.4);
      transition: transform 0.2s ease, background-color 0.3s ease;
      min-width: 120px;
      text-align: center;
    }

    .page-zw888__floating-button:hover {
      transform: translateY(-3px);
    }

    .page-zw888__floating-button--register {
      background-color: var(--button-bg-register);
    }

    .page-zw888__floating-button--register:hover {
      background-color: #218838;
    }

    .page-zw888__floating-button--login {
      background-color: var(--button-bg-login);
    }

    .page-zw888__floating-button--login:hover {
      background-color: #0056b3;
    }

    /* Responsive Design for Mobile */
    @media (max-width: 768px) {
      .page-zw888 {
        padding-top: 10px !important; /* Ensure small padding */
      }
      .page-zw888__hero-title {
        font-size: 2.5em;
      }

      .page-zw888__hero-description {
        font-size: 1.1em;
      }

      .page-zw888__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-zw888__section-title {
        font-size: 2em;
        margin-bottom: 30px;
      }

      .page-zw888__game-grid,
      .page-zw888__promo-grid,
      .page-zw888__features-list {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-zw888__game-item,
      .page-zw888__promo-item,
      .page-zw888__feature-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 20px;
      }

      .page-zw888__game-title,
      .page-zw888__promo-title,
      .page-zw888__feature-title {
        font-size: 1.5em;
      }

      .page-zw888__game-description,
      .page-zw888__promo-description,
      .page-zw888__feature-description {
        font-size: 0.95em;
      }

      .page-zw888__faq-question {
        padding: 15px 20px;
        font-size: 1.1em;
      }

      .page-zw888__faq-title {
        font-size: 1.1em;
      }

      .page-zw888__faq-toggle {
        font-size: 1.5em;
      }

      .page-zw888__faq-answer {
        padding: 0 20px;
      }

      .page-zw888__faq-item.active .page-zw888__faq-answer {
        padding: 15px 20px !important;
      }

      .page-zw888__floating-buttons {
        flex-direction: row;
        width: calc(100% - 40px);
        left: 20px;
        right: 20px;
        bottom: 15px;
        justify-content: space-around;
        gap: 10px;
      }

      .page-zw888__floating-button {
        flex: 1;
        padding: 12px 15px;
        font-size: 1em;
        min-width: unset;
      }
      
      .page-zw888__hero-image-container,
      .page-zw888__game-image,
      .page-zw888__promo-image,
      .page-zw888__feature-icon {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
    }