:root {
      --page-5pet-primary-color: #e44d26; /* Cam đậm */
      --page-5pet-secondary-color: #333; /* Xám đậm */
      --page-5pet-accent-color: #ffc107; /* Vàng */
      --page-5pet-text-color: #fff; /* Trắng */
      --page-5pet-bg-dark: #1a1a1a; /* Nền tối */
      --page-5pet-bg-light: #2c2c2c; /* Nền sáng hơn */
      --page-5pet-border-color: #444; /* Viền */
    }

    .page-5pet {
      font-family: 'Arial', sans-serif;
      color: var(--page-5pet-text-color);
      background-color: var(--page-5pet-bg-dark);
      line-height: 1.6;
      overflow-x: hidden;
      padding-top: 10px; /* Small decorative padding, relying on body padding-top for header offset */
    }

    @media (max-width: 768px) {
      .page-5pet {
        padding-top: 10px; /* Consistent small decorative padding */
      }
    }

    .page-5pet__floating-buttons {
      position: fixed;
      top: 50%;
      right: 15px;
      transform: translateY(-50%);
      display: flex;
      flex-direction: column;
      gap: 15px;
      z-index: 1000;
    }

    .page-5pet__floating-button {
      background-color: var(--page-5pet-primary-color);
      color: var(--page-5pet-text-color);
      border: none;
      padding: 12px 20px;
      border-radius: 30px;
      font-size: 16px;
      font-weight: bold;
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-transform: uppercase;
      min-width: 120px;
      text-align: center;
    }

    .page-5pet__floating-button:hover {
      background-color: #d63d1a;
      transform: translateY(-2px);
    }

    @media (max-width: 768px) {
      .page-5pet__floating-buttons {
        right: 10px;
        gap: 10px;
      }
      .page-5pet__floating-button {
        padding: 10px 15px;
        font-size: 14px;
        min-width: 100px;
      }
    }

    .page-5pet__section {
      padding: 60px 20px;
      text-align: center;
      background-color: var(--page-5pet-bg-dark);
    }

    .page-5pet__section--alt {
      background-color: var(--page-5pet-bg-light);
    }

    .page-5pet__heading-primary {
      font-size: 3.5em;
      color: var(--page-5pet-primary-color);
      margin-bottom: 20px;
      text-transform: uppercase;
      letter-spacing: 2px;
      font-weight: 900;
    }

    .page-5pet__heading-secondary {
      font-size: 2.5em;
      color: var(--page-5pet-accent-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 15px;
    }

    .page-5pet__heading-secondary::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-5pet-primary-color);
      border-radius: 2px;
    }

    .page-5pet__paragraph {
      font-size: 1.1em;
      max-width: 800px;
      margin: 0 auto 30px auto;
      color: #ccc;
    }

    .page-5pet__button {
      background-color: var(--page-5pet-primary-color);
      color: var(--page-5pet-text-color);
      border: none;
      padding: 15px 30px;
      border-radius: 5px;
      font-size: 1.1em;
      font-weight: bold;
      cursor: pointer;
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-transform: uppercase;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-5pet__button:hover {
      background-color: #d63d1a;
      transform: translateY(-2px);
    }

    .page-5pet__hero-content {
      max-width: 900px;
      margin: 0 auto;
      padding: 0 20px;
    }

    .page-5pet__hero-image-container {
      margin-top: 40px;
      display: flex;
      justify-content: center;
      align-items: center;
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-5pet__hero-image {
      max-width: 100%;
      height: auto;
      border-radius: 10px;
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }

    .page-5pet__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      max-width: 1200px;
      margin: 40px auto 0 auto;
      padding: 0 20px;
    }

    .page-5pet__category-card {
      background-color: var(--page-5pet-bg-light);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      padding-bottom: 20px;
    }

    .page-5pet__category-card:hover {
      transform: translateY(-10px);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
    }

    .page-5pet__category-image-wrapper {
      width: 100%;
      height: 200px; /* Fixed height for consistency */
      overflow: hidden;
      display: flex;
      justify-content: center;
      align-items: center;
      box-sizing: border-box;
    }

    .page-5pet__category-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

    .page-5pet__category-card:hover .page-5pet__category-image {
      transform: scale(1.05);
    }

    .page-5pet__category-title {
      font-size: 1.8em;
      color: var(--page-5pet-accent-color);
      margin: 20px 0 10px 0;
      padding: 0 15px;
    }

    .page-5pet__category-description {
      font-size: 1em;
      color: #bbb;
      padding: 0 15px;
    }

    .page-5pet__promotion-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      max-width: 1200px;
      margin: 40px auto 0 auto;
      padding: 0 20px;
    }

    .page-5pet__promotion-card {
      background-color: var(--page-5pet-bg-light);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
      text-align: left;
      transition: transform 0.3s ease;
      padding: 25px;
    }

    .page-5pet__promotion-card:hover {
      transform: translateY(-5px);
    }

    .page-5pet__promotion-title {
      font-size: 1.6em;
      color: var(--page-5pet-primary-color);
      margin-bottom: 15px;
    }

    .page-5pet__promotion-description {
      font-size: 1em;
      color: #bbb;
      margin-bottom: 20px;
    }

    .page-5pet__promotion-button {
      background-color: var(--page-5pet-accent-color);
      color: var(--page-5pet-secondary-color);
      border: none;
      padding: 10px 20px;
      border-radius: 5px;
      font-size: 0.9em;
      font-weight: bold;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

    .page-5pet__promotion-button:hover {
      background-color: #ffda6a;
    }

    .page-5pet__features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 30px;
      max-width: 1200px;
      margin: 40px auto 0 auto;
      padding: 0 20px;
    }

    .page-5pet__feature-item {
      background-color: var(--page-5pet-bg-light);
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      text-align: left;
    }

    .page-5pet__feature-icon-container {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 20px;
      height: 100px; /* Fixed height for icons */
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .page-5pet__feature-icon {
      max-width: 100%;
      height: auto;
      object-fit: contain;
      max-height: 80px;
    }

    .page-5pet__feature-title {
      font-size: 1.5em;
      color: var(--page-5pet-accent-color);
      margin-bottom: 10px;
    }

    .page-5pet__feature-description {
      font-size: 1em;
      color: #bbb;
    }

    .page-5pet__partners-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      max-width: 1000px;
      margin: 40px auto 0 auto;
      padding: 0 20px;
    }

    .page-5pet__partner-logo-wrapper {
      background-color: #fff;
      border-radius: 8px;
      padding: 15px;
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 80px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
      transition: transform 0.2s ease;
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-5pet__partner-logo-wrapper:hover {
      transform: translateY(-3px);
    }

    .page-5pet__partner-logo {
      max-width: 100%;
      max-height: 60px;
      height: auto;
      object-fit: contain;
    }

    .page-5pet__faq-container {
      max-width: 900px;
      margin: 40px auto 0 auto;
      padding: 0 20px;
      text-align: left;
    }

    .page-5pet__faq-item {
      background-color: var(--page-5pet-bg-light);
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .page-5pet__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      background-color: var(--page-5pet-secondary-color);
      cursor: pointer;
      user-select: none;
      border-bottom: 1px solid var(--page-5pet-border-color);
      transition: background-color 0.3s ease;
    }

    .page-5pet__faq-question:hover {
      background-color: #444;
    }

    .page-5pet__faq-question h3 {
      margin: 0;
      font-size: 1.3em;
      color: var(--page-5pet-accent-color);
      pointer-events: none; /* Prevent text selection interfering with click */
    }

    .page-5pet__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--page-5pet-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent icon interfering with click */
    }

    .page-5pet__faq-item.active .page-5pet__faq-toggle {
      transform: rotate(45deg); /* Plus to X for active */
    }

    .page-5pet__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      color: #ccc;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-5pet__faq-item.active .page-5pet__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 25px !important;
      opacity: 1;
    }

    .page-5pet__social-links {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 20px;
      margin-top: 40px;
    }

    .page-5pet__social-link {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background-color: var(--page-5pet-bg-light);
      transition: background-color 0.3s ease, transform 0.2s ease;
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-5pet__social-link:hover {
      background-color: var(--page-5pet-primary-color);
      transform: translateY(-3px);
    }

    .page-5pet__social-icon {
      width: 30px;
      height: 30px;
      object-fit: contain;
      max-width: 100%;
      height: auto;
    }

    /* Responsive adjustments */
    @media (max-width: 1024px) {
      .page-5pet__heading-primary {
        font-size: 3em;
      }
      .page-5pet__heading-secondary {
        font-size: 2em;
      }
    }

    @media (max-width: 768px) {
      .page-5pet__section {
        padding: 40px 15px;
      }
      .page-5pet__heading-primary {
        font-size: 2.5em;
      }
      .page-5pet__heading-secondary {
        font-size: 1.8em;
      }
      .page-5pet__paragraph {
        font-size: 1em;
      }
      .page-5pet__button {
        padding: 12px 25px;
        font-size: 1em;
      }
      .page-5pet__game-categories,
      .page-5pet__promotion-grid,
      .page-5pet__features-grid,
      .page-5pet__partners-grid {
        grid-template-columns: 1fr;
        padding: 0 15px;
      }
      .page-5pet__category-image-wrapper {
        height: 180px;
      }
      .page-5pet__category-title {
        font-size: 1.5em;
      }
      .page-5pet__promotion-title {
        font-size: 1.4em;
      }
      .page-5pet__feature-title {
        font-size: 1.3em;
      }
      .page-5pet__faq-question {
        padding: 15px 20px;
      }
      .page-5pet__faq-question h3 {
        font-size: 1.1em;
      }
      .page-5pet__faq-toggle {
        font-size: 1.5em;
      }
      .page-5pet__faq-answer {
        padding: 0 20px;
      }
      .page-5pet__faq-item.active .page-5pet__faq-answer {
        padding: 15px 20px !important;
      }
      .page-5pet__social-link {
        width: 45px;
        height: 45px;
      }
      .page-5pet__social-icon {
        width: 25px;
        height: 25px;
      }
    }

    @media (max-width: 480px) {
      .page-5pet__heading-primary {
        font-size: 2em;
      }
      .page-5pet__heading-secondary {
        font-size: 1.5em;
      }
      .page-5pet__floating-buttons {
        right: 5px;
        gap: 8px;
      }
      .page-5pet__floating-button {
        padding: 8px 12px;
        font-size: 12px;
        min-width: 80px;
      }
      .page-5pet__category-image-wrapper {
        height: 150px;
      }
    }