:root {
  --primary-color: #2F6BFF;
  --secondary-color: #6FA3FF;
  --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  --card-bg: #FFFFFF;
  --page-bg: #F4F7FB;
  --text-main: #1F2D3D;
  --border-color: #D6E2FF;
  --glow-color: #A5C4FF;
  --text-light: #ffffff;
  --text-dark: #333333;
}

/* Base styles for the page content */
.page-nh {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark); /* Default text color for light body background */
  background-color: var(--page-bg);
}

.page-nh__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-nh__section {
  padding: 60px 0;
  text-align: center;
}

.page-nh__section-title {
  font-size: 36px;
  font-weight: bold;
  color: var(--text-main);
  margin-bottom: 40px;
}

.page-nh__section-title--light {
  color: var(--text-light);
}

.page-nh__paragraph {
  font-size: 18px;
  max-width: 900px;
  margin: 0 auto 20px;
  line-height: 1.7;
}

.page-nh__paragraph--light {
  color: rgba(255, 255, 255, 0.9);
}

/* Hero Section */
.page-nh__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: var(--page-bg); /* Ensure background is defined */
}

.page-nh__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%; /* Ensure full width within max-width */
}

.page-nh__hero-image {
  width: 100%;
  margin-bottom: 30px;
}

.page-nh__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.page-nh__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.page-nh__main-title {
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 20px;
  /* No fixed font-size for H1, relying on responsive design */
}

.page-nh__hero-description {
  font-size: 20px;
  color: var(--text-main);
  max-width: 800px;
  margin: 0 auto 30px;
}

.page-nh__cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--button-gradient);
  color: var(--text-light);
  text-decoration: none;
  border-radius: 50px;
  font-size: 18px;
  font-weight: bold;
  margin-top: 20px;
  transition: all 0.3s ease;
  box-shadow: 0 8px 20px rgba(47, 107, 255, 0.3);
  max-width: 100%; /* Ensure responsiveness */
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-nh__cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 25px rgba(47, 107, 255, 0.4);
}

.page-nh__cta-button--centered {
  margin-left: auto;
  margin-right: auto;
  display: block; /* Make it block to center with margin auto */
}

.page-nh__cta-button--secondary {
  background: var(--card-bg);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  box-shadow: none;
}

.page-nh__cta-button--secondary:hover {
  background: var(--primary-color);
  color: var(--text-light);
  box-shadow: 0 8px 20px rgba(47, 107, 255, 0.3);
}

/* Intro Section */
.page-nh__intro-section {
  background-color: var(--page-bg);
  color: var(--text-dark);
}

/* Game Types Section */
.page-nh__game-types-section {
  background-color: var(--primary-color);
  color: var(--text-light);
}

.page-nh__grid {
  display: grid;
  gap: 30px;
  margin-top: 40px;
}

.page-nh__grid--3-cols {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.page-nh__grid--2-cols {
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.page-nh__card {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: left;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--text-dark); /* Ensure text is dark on light card background */
}

.page-nh__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.page-nh__card--dark {
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--text-light);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-nh__card--dark .page-nh__card-title {
  color: var(--text-light);
}

.page-nh__card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px; /* Min image size */
  min-height: 200px; /* Min image size */
}

.page-nh__card-title {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--primary-color);
}

.page-nh__card-text {
  font-size: 16px;
  line-height: 1.7;
}

/* Guide Section */
.page-nh__guide-section {
  background-color: var(--page-bg);
  color: var(--text-dark);
}

.page-nh__ordered-list {
  list-style: none;
  counter-reset: guide-step;
  max-width: 900px;
  margin: 40px auto;
  text-align: left;
}

.page-nh__list-item {
  position: relative;
  padding-left: 60px;
  margin-bottom: 30px;
}

.page-nh__list-item::before {
  content: counter(guide-step);
  counter-increment: guide-step;
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  background-color: var(--primary-color);
  color: var(--text-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: bold;
}

.page-nh__list-title {
  font-size: 22px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.page-nh__list-description {
  font-size: 16px;
  color: var(--text-main);
}

/* Tips Section */
.page-nh__tips-section {
  background-color: var(--primary-color);
  color: var(--text-light);
}

/* Security Section */
.page-nh__security-section {
  background-color: var(--page-bg);
  color: var(--text-dark);
}

.page-nh__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-nh__feature-item {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  color: var(--text-dark);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-nh__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.page-nh__feature-icon {
  width: 200px; /* Enforce min size 200x200px */
  height: 200px;
  object-fit: contain;
  margin-bottom: 20px;
}

.page-nh__feature-title {
  font-size: 22px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.page-nh__feature-description {
  font-size: 16px;
  color: var(--text-main);
}

/* FAQ Section */
.page-nh__faq-section {
  background-color: var(--page-bg);
  color: var(--text-dark);
}

.page-nh__faq-list {
  max-width: 900px;
  margin: 40px auto 0;
  text-align: left;
}

details.page-nh__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--card-bg);
}

details.page-nh__faq-item summary.page-nh__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  color: var(--text-main); /* Ensure contrast */
}

details.page-nh__faq-item summary.page-nh__faq-question::-webkit-details-marker {
  display: none;
}

details.page-nh__faq-item summary.page-nh__faq-question:hover {
  background: #f5f5f5;
}

.page-nh__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
}

.page-nh__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color); /* Use primary color for toggle */
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-nh__faq-item .page-nh__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: var(--text-dark); /* Ensure contrast */
}

.page-nh__faq-answer p {
  margin: 0;
  padding: 0;
}

/* CTA Banner Section */
.page-nh__cta-banner {
  background-color: var(--primary-color);
  color: var(--text-light);
  padding: 80px 0;
}

.page-nh__cta-container {
  max-width: 900px;
}

.page-nh__cta-buttons {
  display: flex;
  flex-wrap: wrap; /* Allow wrapping for multiple buttons */
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  width: 100%; /* Ensure full width for container */
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-nh__section-title {
    font-size: 32px;
  }
  .page-nh__paragraph {
    font-size: 17px;
  }
  .page-nh__card-title {
    font-size: 22px;
  }
  .page-nh__feature-title {
    font-size: 20px;
  }
  .page-nh__faq-qtext {
    font-size: 17px;
  }
}

@media (max-width: 768px) {
  .page-nh__hero-section {
    padding-top: 10px !important; /* body handles header offset */
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-nh__hero-image img {
    border-radius: 4px;
  }

  .page-nh__main-title {
    font-size: clamp(28px, 6vw, 40px); /* Responsive font size for H1 */
    margin-top: 10px;
  }

  .page-nh__hero-description {
    font-size: 18px;
    margin-bottom: 20px;
  }

  .page-nh__cta-button {
    padding: 12px 30px;
    font-size: 16px;
    width: 100% !important; /* Force full width on mobile */
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    margin-left: auto;
    margin-right: auto;
    display: block;
  }

  .page-nh__cta-buttons {
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 15px;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-nh__container {
    padding: 30px 15px;
  }

  .page-nh__section {
    padding: 40px 0;
  }

  .page-nh__section-title {
    font-size: 28px;
    margin-bottom: 30px;
  }

  .page-nh__paragraph {
    font-size: 16px;
  }

  .page-nh__grid {
    grid-template-columns: 1fr; /* Single column for grids */
    gap: 20px;
  }

  .page-nh__card {
    padding: 20px;
  }

  .page-nh__card-image {
    height: 180px; /* Adjust height for mobile */
  }
  
  .page-nh__card-image,
  .page-nh__feature-icon {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px !important; /* Maintain min size */
    min-height: 200px !important; /* Maintain min size */
  }

  .page-nh__feature-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  details.page-nh__faq-item summary.page-nh__faq-question {
    padding: 15px;
  }

  .page-nh__faq-qtext {
    font-size: 16px;
  }

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

  /* Ensure all images are responsive and don't overflow */
  .page-nh img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-nh__section,
  .page-nh__card,
  .page-nh__container,
  .page-nh__cta-banner,
  .page-nh__cta-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}

/* Ensure no filter on images */
.page-nh img {
  filter: none;
}