/* style/nh.css */
/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */
.page-nh {
  color: #F2FFF6; /* Text Main for dark background body */
  background-color: #08160F; /* Background */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

/* Hero Section */
.page-nh__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding-top: 10px; /* Small top padding */
}

.page-nh__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  z-index: 1;
  max-height: 600px; /* Limit height on desktop for better visibility of content below */
}

.page-nh__hero-content {
  position: relative;
  z-index: 2;
  padding: 40px 20px;
  max-width: 900px;
  margin-top: -150px; /* Overlap slightly for visual effect, but not covering the image */
  background: rgba(17, 39, 27, 0.85); /* Card BG with transparency */
  border-radius: 15px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  transform: translateY(-50px); /* Lift up slightly */
}

.page-nh__main-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-nh__hero-description {
  font-size: 1.15rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-nh__cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.page-nh__btn-primary,
.page-nh__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word; /* Allow text wrapping */
  box-sizing: border-box;
  max-width: 100%;
}

.page-nh__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Button gradient */
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-nh__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

.page-nh__btn-secondary {
  background: #11271B; /* Card BG */
  color: #2AD16F; /* Lighter part of button gradient for contrast */
  border: 2px solid #2AD16F;
}

.page-nh__btn-secondary:hover {
  transform: translateY(-3px);
  background: #2AD16F;
  color: #11271B;
}

/* General Sections */
.page-nh__intro-section,
.page-nh__highlights-section,
.page-nh__game-showcase,
.page-nh__guide-section,
.page-nh__promo-section,
.page-nh__tips-section,
.page-nh__download-app-section,
.page-nh__faq-section,
.page-nh__cta-bottom-section {
  padding: 80px 0;
}

.page-nh__dark-section {
  background-color: #0A4B2C; /* Deep Green */
}

.page-nh__section-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: #F2FFF6; /* Text Main */
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.3;
}

.page-nh__text-block {
  font-size: 1.1rem;
  color: #A7D9B8; /* Text Secondary */
  text-align: center;
  max-width: 800px;
  margin: 0 auto 20px auto;
}

.page-nh__text-block strong {
  color: #F2FFF6;
}

.page-nh__text-block a {
  color: #57E38D; /* Glow */
  text-decoration: none;
}

.page-nh__text-block a:hover {
  text-decoration: underline;
}

/* Highlights Section */
.page-nh__grid-3-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-nh__card {
  background-color: #11271B; /* Card BG */
  border: 1px solid #2E7A4E; /* Border */
  border-radius: 15px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
  color: #F2FFF6; /* Text Main */
}

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

.page-nh__card-image {
  width: 100%;
  height: auto;
  max-height: 200px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 10px;
}

.page-nh__card-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 15px;
}

.page-nh__card p {
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
}

.page-nh__cta-center {
  text-align: center;
  margin-top: 50px;
}

/* Game Showcase */
.page-nh__grid-2-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-top: 40px;
}

.page-nh__game-card {
  background-color: #11271B; /* Card BG */
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
  color: #F2FFF6;
}

.page-nh__game-card:hover {
  transform: translateY(-8px);
}

.page-nh__game-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
}

.page-nh__game-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: #F2FFF6; /* Text Main */
  padding: 20px 20px 10px;
}

.page-nh__game-card p {
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
  padding: 0 20px 20px;
}

.page-nh__game-card .page-nh__btn-secondary {
  margin: 0 20px 20px;
  width: calc(100% - 40px);
}

/* Guide Section */
.page-nh__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-nh__step-card {
  background-color: #11271B; /* Card BG */
  border: 1px solid #2E7A4E; /* Border */
  border-radius: 15px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  color: #F2FFF6;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-nh__step-title {
  font-size: 1.6rem;
  font-weight: 600;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 15px;
}

.page-nh__step-card p {
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
  flex-grow: 1;
  margin-bottom: 25px;
}

/* Promo Section */
.page-nh__promo-card {
  display: flex;
  flex-direction: row;
  background-color: #11271B; /* Card BG */
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
  margin-bottom: 40px;
  border: 1px solid #2E7A4E;
}

.page-nh__promo-card:last-of-type {
  margin-bottom: 0;
}

.page-nh__promo-image {
  width: 50%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-nh__promo-content {
  width: 50%;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-nh__promo-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 15px;
}

.page-nh__promo-content p {
  font-size: 1.1rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 25px;
}

/* Tips Section */
.page-nh__tips-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.page-nh__tips-list li {
  background-color: #11271B; /* Card BG */
  border: 1px solid #2E7A4E; /* Border */
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.15);
}

.page-nh__tip-heading {
  font-size: 1.3rem;
  font-weight: 600;
  color: #57E38D; /* Glow */
  margin-bottom: 10px;
}

.page-nh__tips-list li p {
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
}

/* Download App Section */
.page-nh__app-download-grid {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 50px;
  margin-top: 40px;
}

.page-nh__app-info {
  flex: 1;
  text-align: left;
}

.page-nh__app-info p {
  font-size: 1.1rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 30px;
  text-align: left;
}

.page-nh__download-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.page-nh__app-image-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-nh__app-screenshot {
  max-width: 100%;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
  display: block;
}

/* FAQ Section */
.page-nh__faq-list {
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-nh__faq-item {
  background-color: #11271B; /* Card BG */
  border: 1px solid #2E7A4E; /* Border */
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  color: #F2FFF6; /* Text Main */
}

.page-nh__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2rem;
  font-weight: 600;
  color: #F2FFF6; /* Text Main */
  cursor: pointer;
  background-color: #11271B;
  list-style: none;
  user-select: none;
}

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

.page-nh__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  color: #57E38D; /* Glow */
}

.page-nh__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
  line-height: 1.5;
}

.page-nh__faq-answer p {
  margin-bottom: 10px;
}

.page-nh__faq-answer p:last-child {
  margin-bottom: 0;
}

/* CTA Bottom Section */
.page-nh__cta-bottom-section {
  text-align: center;
  padding-bottom: 80px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-nh__hero-content {
    margin-top: -100px;
    transform: translateY(-30px);
    padding: 30px;
  }

  .page-nh__promo-card {
    flex-direction: column;
  }

  .page-nh__promo-image,
  .page-nh__promo-content {
    width: 100%;
  }
  .page-nh__promo-image {
    height: 300px;
  }
  .page-nh__app-download-grid {
    flex-direction: column-reverse;
    gap: 30px;
  }
  .page-nh__app-info {
    text-align: center;
  }
  .page-nh__app-info p {
    text-align: center;
  }
  .page-nh__download-buttons {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .page-nh__hero-section {
    padding-top: 10px !important;
  }
}