:root {
      --page-v8club-primary-color: #e44d26; /* Cam đỏ */
      --page-v8club-secondary-color: #f7931e; /* Cam */
      --page-v8club-text-dark: #333;
      --page-v8club-text-light: #fff;
      --page-v8club-bg-light: #f5f5f5;
      --page-v8club-bg-dark: #2c3e50; /* Xám đậm */
      --page-v8club-accent-color: #4CAF50; /* Xanh lá */
      --page-v8club-border-color: #ddd;
    }

    .page-v8club {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-v8club-text-dark);
      background-color: var(--page-v8club-bg-light);
    }

    .page-v8club__section {
      padding: 40px 20px;
      margin-bottom: 20px;
      border-radius: 8px;
      background-color: var(--page-v8club-text-light);
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    }

    .page-v8club__hero-section {
      background: linear-gradient(135deg, var(--page-v8club-primary-color) 0%, var(--page-v8club-secondary-color) 100%);
      color: var(--page-v8club-text-light);
      text-align: center;
      padding: 10px 20px 60px 20px; /* Adjusted padding-top for fixed header */
      position: relative;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 300px;
    }

    .page-v8club__hero-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.3);
      z-index: 1;
    }

    .page-v8club__hero-content {
      position: relative;
      z-index: 2;
      max-width: 900px;
      margin: 0 auto;
    }

    .page-v8club__hero-image {
      width: 100%;
      height: auto;
      max-width: 100%;
      display: block;
      margin-bottom: 20px;
      border-radius: 8px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    }

    .page-v8club__hero-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      font-weight: bold;
      color: var(--page-v8club-text-light);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    }

    .page-v8club__hero-subtitle {
      font-size: 1.2em;
      margin-bottom: 30px;
      color: rgba(255, 255, 255, 0.9);
    }

    .page-v8club__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-v8club-accent-color);
      color: var(--page-v8club-text-light);
      padding: 15px 25px;
      border-radius: 50px;
      font-size: 1.1em;
      font-weight: bold;
      text-decoration: none;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      z-index: 1000;
      transition: transform 0.3s ease, background-color 0.3s ease;
      cursor: pointer;
      border: none;
      text-align: center;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .page-v8club__floating-button:hover {
      transform: translateY(-3px);
      background-color: #388E3C; /* Darker green */
    }

    .page-v8club__title {
      font-size: 2.2em;
      color: var(--page-v8club-primary-color);
      text-align: center;
      margin-bottom: 30px;
      position: relative;
    }

    .page-v8club__title::after {
      content: '';
      display: block;
      width: 60px;
      height: 4px;
      background-color: var(--page-v8club-secondary-color);
      margin: 10px auto 0;
      border-radius: 2px;
    }

    .page-v8club__text-center {
      text-align: center;
    }

    .page-v8club__grid-container {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-v8club__card {
      background-color: var(--page-v8club-bg-light);
      border-radius: 10px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
      overflow: hidden;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .page-v8club__card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    }

    .page-v8club__card-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-v8club__card-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .page-v8club__card-title {
      font-size: 1.5em;
      color: var(--page-v8club-primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-v8club__card-description {
      font-size: 0.95em;
      color: var(--page-v8club-text-dark);
      margin-bottom: 15px;
      flex-grow: 1;
    }

    .page-v8club__button {
      display: inline-block;
      background-color: var(--page-v8club-primary-color);
      color: var(--page-v8club-text-light);
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
    }

    .page-v8club__button:hover {
      background-color: #c23b18; /* Darker primary color */
    }

    .page-v8club__list-style-none {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .page-v8club__feature-item {
      display: flex;
      align-items: flex-start;
      margin-bottom: 20px;
      background-color: #fcfcfc;
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.03);
    }

    .page-v8club__feature-icon {
      width: 60px;
      height: 60px;
      margin-right: 15px;
      flex-shrink: 0;
      object-fit: contain;
    }

    .page-v8club__feature-content h3 {
      font-size: 1.3em;
      color: var(--page-v8club-primary-color);
      margin-top: 0;
      margin-bottom: 8px;
    }

    .page-v8club__feature-content p {
      font-size: 0.95em;
      color: var(--page-v8club-text-dark);
    }

    .page-v8club__download-section {
      text-align: center;
      background-color: var(--page-v8club-bg-dark);
      color: var(--page-v8club-text-light);
      padding: 50px 20px;
      border-radius: 8px;
    }

    .page-v8club__download-title {
      color: var(--page-v8club-secondary-color);
      font-size: 2.5em;
      margin-bottom: 20px;
    }

    .page-v8club__download-description {
      font-size: 1.1em;
      margin-bottom: 40px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-v8club__download-options {
      display: flex;
      justify-content: center;
      gap: 30px;
      flex-wrap: wrap;
    }

    .page-v8club__download-item {
      text-align: center;
    }

    .page-v8club__qr-code {
      width: 180px;
      height: 180px;
      object-fit: contain;
      background-color: var(--page-v8club-text-light);
      padding: 10px;
      border-radius: 10px;
      margin-bottom: 15px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-v8club__download-label {
      font-size: 1.2em;
      font-weight: bold;
      color: var(--page-v8club-text-light);
    }

    .page-v8club__faq-section {
      background-color: var(--page-v8club-text-light);
      padding: 40px 20px;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    }

    .page-v8club__faq-item {
      border: 1px solid var(--page-v8club-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      background-color: #fcfcfc;
    }

    .page-v8club__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #eee;
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-v8club__faq-question:hover {
      background-color: #e0e0e0;
    }

    .page-v8club__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--page-v8club-primary-color);
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-v8club__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-v8club-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click event */
    }

    .page-v8club__faq-item.active .page-v8club__faq-toggle {
      transform: rotate(45deg); /* Change '+' to 'x' visually */
    }

    .page-v8club__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      color: var(--page-v8club-text-dark);
    }

    .page-v8club__faq-item.active .page-v8club__faq-answer {
      max-height: 2000px !important; /* Sufficiently large value */
      padding: 20px 20px !important;
      opacity: 1;
    }

    .page-v8club__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-v8club__game-item {
      text-align: center;
      background-color: #fcfcfc;
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.03);
      transition: transform 0.3s ease;
    }

    .page-v8club__game-item:hover {
      transform: translateY(-3px);
    }

    .page-v8club__game-icon {
      width: 100%;
      max-width: 200px;
      height: auto;
      object-fit: contain;
      margin-bottom: 10px;
    }

    .page-v8club__game-name {
      font-weight: bold;
      color: var(--page-v8club-text-dark);
      font-size: 1em;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-v8club__hero-title {
        font-size: 2em;
      }

      .page-v8club__hero-subtitle {
        font-size: 1em;
      }

      .page-v8club__title {
        font-size: 1.8em;
      }

      .page-v8club__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 1em;
      }

      .page-v8club__grid-container,
      .page-v8club__game-grid {
        grid-template-columns: 1fr;
      }

      .page-v8club__card {
        margin-bottom: 20px;
      }

      .page-v8club__feature-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }

      .page-v8club__feature-icon {
        margin-right: 0;
        margin-bottom: 15px;
      }

      .page-v8club__download-options {
        flex-direction: column;
        gap: 20px;
      }

      .page-v8club__download-item {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
      }

      /* List item responsive adjustments */
      .page-v8club__grid-container > *,
      .page-v8club__game-grid > *,
      .page-v8club__feature-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-v8club__section,
      .page-v8club__hero-section,
      .page-v8club__download-section,
      .page-v8club__faq-section {
        padding: 20px 15px;
      }

      .page-v8club__faq-question {
        padding: 12px 15px;
      }

      .page-v8club__faq-answer {
        padding: 0 15px;
      }

      .page-v8club__faq-item.active .page-v8club__faq-answer {
        padding: 15px 15px !important;
      }
    }

    @media (max-width: 480px) {
      .page-v8club__hero-title {
        font-size: 1.8em;
      }
      .page-v8club__hero-subtitle {
        font-size: 0.9em;
      }
      .page-v8club__title {
        font-size: 1.6em;
      }
      .page-v8club__floating-button {
        padding: 10px 18px;
        font-size: 0.9em;
      }
      .page-v8club__card-title {
        font-size: 1.3em;
      }
      .page-v8club__game-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }
      .page-v8club__download-title {
        font-size: 2em;
      }
    }