.page-resources-qq88-app-security-guide {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default dark text for light body background */
  background-color: #FFFFFF;
}

.page-resources-qq88-app-security-guide__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-resources-qq88-app-security-guide__hero-section {
  position: relative;
  width: 100%;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #FFFFFF;
  overflow: hidden;
  padding-top: var(--header-offset, 120px);
}

.page-resources-qq88-app-security-guide__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.page-resources-qq88-app-security-guide__hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: -1;
}

.page-resources-qq88-app-security-guide__hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 20px;
}

.page-resources-qq88-app-security-guide__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #FFFFFF;
}

.page-resources-qq88-app-security-guide__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: #F0F0F0;
}

.page-resources-qq88-app-security-guide__hero-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.page-resources-qq88-app-security-guide__btn-primary,
.page-resources-qq88-app-security-guide__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  border: 2px solid transparent;
  box-sizing: border-box;
  max-width: 100%; /* For mobile responsiveness */
  white-space: normal;
  word-wrap: break-word;
}

.page-resources-qq88-app-security-guide__btn-primary {
  background-color: #C30808; /* Custom color for Register/Login */
  color: #FFFFFF;
}

.page-resources-qq88-app-security-guide__btn-primary:hover {
  background-color: #a00606;
  border-color: #a00606;
}

.page-resources-qq88-app-security-guide__btn-secondary {
  background-color: #FFFFFF;
  color: #017439; /* Main brand color */
  border-color: #017439;
}

.page-resources-qq88-app-security-guide__btn-secondary:hover {
  background-color: #e0e0e0;
  border-color: #017439;
}

.page-resources-qq88-app-security-guide__content-section {
  padding: 80px 0;
  text-align: center;
}

.page-resources-qq88-app-security-guide__dark-bg {
  background-color: #017439;
  color: #FFFFFF;
}

.page-resources-qq88-app-security-guide__light-bg {
  background-color: #FFFFFF;
  color: #333333;
}

.page-resources-qq88-app-security-guide__section-title {
  font-size: 2.5em;
  margin-bottom: 20px;
  color: inherit; /* Inherit color from parent section */
}

.page-resources-qq88-app-security-guide__section-intro {
  font-size: 1.1em;
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: inherit; /* Inherit color from parent section */
}

.page-resources-qq88-app-security-guide__grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-resources-qq88-app-security-guide__card {
  background-color: #FFFFFF;
  color: #333333;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 30px;
  text-align: left;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-resources-qq88-app-security-guide__card--transparent {
  background-color: rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
  box-shadow: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.page-resources-qq88-app-security-guide__card-title {
  font-size: 1.6em;
  margin-bottom: 15px;
  color: inherit;
}

.page-resources-qq88-app-security-guide__card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-resources-qq88-app-security-guide__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-resources-qq88-app-security-guide__list-item {
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
  color: inherit;
}

.page-resources-qq88-app-security-guide__list-item::before {
  content: '✓';
  color: #017439;
  position: absolute;
  left: 0;
  top: 0;
  font-weight: bold;
}

.page-resources-qq88-app-security-guide__dark-bg .page-resources-qq88-app-security-guide__list-item::before {
  color: #FFFFFF;
}

.page-resources-qq88-app-security-guide__download-guide {
  padding: 80px 0;
}

.page-resources-qq88-app-security-guide__step-by-step {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  margin-top: 40px;
}

.page-resources-qq88-app-security-guide__step-item {
  text-align: center;
}

.page-resources-qq88-app-security-guide__step-title {
  font-size: 1.8em;
  margin-bottom: 15px;
  color: inherit;
}

.page-resources-qq88-app-security-guide__step-item p {
  margin-bottom: 20px;
  color: inherit;
}

.page-resources-qq88-app-security-guide__step-image {
  width: 100%;
  height: 280px;
  object-fit: contain;
  border-radius: 8px;
}

.page-resources-qq88-app-security-guide__cta-buttons--center {
  margin-top: 50px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

.page-resources-qq88-app-security-guide__game-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-resources-qq88-app-security-guide__game-card {
  background-color: #FFFFFF;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  padding: 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-resources-qq88-app-security-guide__game-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
}

.page-resources-qq88-app-security-guide__game-title {
  font-size: 1.4em;
  margin-bottom: 10px;
}

.page-resources-qq88-app-security-guide__game-title a {
  color: #017439;
  text-decoration: none;
}

.page-resources-qq88-app-security-guide__game-title a:hover {
  text-decoration: underline;
}

.page-resources-qq88-app-security-guide__game-description {
  font-size: 0.95em;
  color: #555555;
}

.page-resources-qq88-app-security-guide__faq-section {
  padding: 80px 0;
}

.page-resources-qq88-app-security-guide__faq-list {
  max-width: 800px;
  margin: 40px auto 0 auto;
  text-align: left;
}

.page-resources-qq88-app-security-guide__faq-item {
  background-color: #F9F9F9;
  border: 1px solid #E0E0E0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-resources-qq88-app-security-guide__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2em;
  font-weight: bold;
  color: #333333;
  cursor: pointer;
  background-color: #F0F0F0;
  border-bottom: 1px solid #E0E0E0;
  list-style: none; /* For details/summary */
}

.page-resources-qq88-app-security-guide__faq-question::-webkit-details-marker {
  display: none;
}

.page-resources-qq88-app-security-guide__faq-qtext {
  flex-grow: 1;
  color: #333333;
}

.page-resources-qq88-app-security-guide__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: #017439;
}

.page-resources-qq88-app-security-guide__faq-answer {
  padding: 20px 25px;
  font-size: 1em;
  color: #555555;
  background-color: #FFFFFF;
}

.page-resources-qq88-app-security-guide__cta-section {
  padding: 80px 0;
  text-align: center;
  background-color: #017439;
  color: #FFFFFF;
}

.page-resources-qq88-app-security-guide__cta-section .page-resources-qq88-app-security-guide__section-title,
.page-resources-qq88-app-security-guide__cta-section .page-resources-qq88-app-security-guide__section-intro {
  color: #FFFFFF;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-resources-qq88-app-security-guide__hero-title {
    font-size: 2.8em;
  }
}

@media (max-width: 768px) {
  .page-resources-qq88-app-security-guide__hero-section {
    min-height: 400px;
    padding-top: var(--header-offset, 120px) !important;
  }

  .page-resources-qq88-app-security-guide__hero-title {
    font-size: 2.2em;
  }

  .page-resources-qq88-app-security-guide__hero-description {
    font-size: 1em;
  }

  .page-resources-qq88-app-security-guide__hero-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-resources-qq88-app-security-guide__btn-primary,
  .page-resources-qq88-app-security-guide__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 20px;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-resources-qq88-app-security-guide__section-title {
    font-size: 2em;
  }

  .page-resources-qq88-app-security-guide__section-intro {
    font-size: 1em;
    margin-bottom: 30px;
  }

  .page-resources-qq88-app-security-guide__content-section,
  .page-resources-qq88-app-security-guide__download-guide,
  .page-resources-qq88-app-security-guide__security-tips,
  .page-resources-qq88-app-security-guide__benefits-section,
  .page-resources-qq88-app-security-guide__faq-section,
  .page-resources-qq88-app-security-guide__cta-section {
    padding: 60px 0;
  }

  .page-resources-qq88-app-security-guide__container {
    padding: 0 15px;
  }

  .page-resources-qq88-app-security-guide__grid-container,
  .page-resources-qq88-app-security-guide__step-by-step,
  .page-resources-qq88-app-security-guide__game-showcase {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-resources-qq88-app-security-guide__card,
  .page-resources-qq88-app-security-guide__game-card {
    padding: 25px;
  }

  .page-resources-qq88-app-security-guide__card-image,
  .page-resources-qq88-app-security-guide__step-image,
  .page-resources-qq88-app-security-guide__game-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-resources-qq88-app-security-guide img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-resources-qq88-app-security-guide__faq-question {
    font-size: 1.1em;
    padding: 15px 20px;
  }

  .page-resources-qq88-app-security-guide__faq-answer {
    padding: 15px 20px;
  }

  /* Ensure all containers with images/buttons/videos are constrained */
  .page-resources-qq88-app-security-guide__hero-section,
  .page-resources-qq88-app-security-guide__content-section,
  .page-resources-qq88-app-security-guide__download-guide,
  .page-resources-qq88-app-security-guide__security-tips,
  .page-resources-qq88-app-security-guide__benefits-section,
  .page-resources-qq88-app-security-guide__faq-section,
  .page-resources-qq88-app-security-guide__cta-section,
  .page-resources-qq88-app-security-guide__grid-container,
  .page-resources-qq88-app-security-guide__card,
  .page-resources-qq88-app-security-guide__step-item,
  .page-resources-qq88-app-security-guide__game-card,
  .page-resources-qq88-app-security-guide__faq-item,
  .page-resources-qq88-app-security-guide__cta-buttons,
  .page-resources-qq88-app-security-guide__cta-buttons--center {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important;
  }

  .page-resources-qq88-app-security-guide__hero-buttons {
    flex-wrap: wrap !important;
  }
}

@media (max-width: 480px) {
  .page-resources-qq88-app-security-guide__hero-title {
    font-size: 1.8em;
  }

  .page-resources-qq88-app-security-guide__section-title {
    font-size: 1.8em;
  }
}