/* style/nh.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần lặp lại */

:root {
  --page-nh-primary-color: #11A84E;
  --page-nh-secondary-color: #22C768;
  --page-nh-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --page-nh-card-bg: #11271B;
  --page-nh-background-color: #08160F;
  --page-nh-text-main-color: #F2FFF6;
  --page-nh-text-secondary-color: #A7D9B8;
  --page-nh-border-color: #2E7A4E;
  --page-nh-glow-color: #57E38D;
  --page-nh-gold-color: #F2C14E;
  --page-nh-divider-color: #1E3A2A;
  --page-nh-deep-green-color: #0A4B2C;
}

.page-nh {
  color: var(--page-nh-text-main-color); /* Toàn bộ trang dùng chữ sáng trên nền tối */
  background-color: var(--page-nh-background-color);
  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;
}

.page-nh__section-title {
  font-size: 2.5em;
  color: var(--page-nh-gold-color);
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
  line-height: 1.2;
}

.page-nh__text-block {
  font-size: 1.1em;
  margin-bottom: 20px;
  color: var(--page-nh-text-secondary-color);
}

.page-nh__highlight {
  color: var(--page-nh-gold-color);
  font-weight: bold;
}

/* Hero Section */
.page-nh__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 600px;
  overflow: hidden;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: var(--page-nh-deep-green-color);
  text-align: center;
}

.page-nh__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  opacity: 0.3;
}

.page-nh__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 40px 20px;
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: 10px;
}

.page-nh__main-title {
  font-size: clamp(2em, 4vw, 3.5em); /* Use clamp for H1 */
  color: var(--page-nh-gold-color);
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: 1px;
}

.page-nh__description {
  font-size: 1.2em;
  color: var(--page-nh-text-main-color);
  margin-bottom: 30px;
}

/* Buttons */
.page-nh__btn-primary,
.page-nh__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-nh__btn-primary {
  background: var(--page-nh-button-gradient);
  color: #ffffff; /* Luôn dùng chữ trắng cho nút chính */
  border: none;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3), 0 0 10px var(--page-nh-glow-color);
}

.page-nh__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4), 0 0 15px var(--page-nh-glow-color);
}

.page-nh__btn-secondary {
  background-color: transparent;
  color: var(--page-nh-gold-color);
  border: 2px solid var(--page-nh-gold-color);
  margin-left: 20px;
}

.page-nh__btn-secondary:hover {
  background-color: var(--page-nh-gold-color);
  color: var(--page-nh-background-color);
}

/* Intro Section */
.page-nh__intro-section {
  padding: 60px 0;
  background-color: var(--page-nh-background-color);
  text-align: center;
}

/* Benefits Section */
.page-nh__benefits-section {
  padding: 60px 0;
  background-color: var(--page-nh-deep-green-color);
}

.page-nh__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-nh__benefit-card {
  background-color: var(--page-nh-card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  border: 1px solid var(--page-nh-border-color);
}

.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: 1.5em;
  color: var(--page-nh-gold-color);
  margin-bottom: 15px;
}

.page-nh__card-text {
  color: var(--page-nh-text-secondary-color);
}

/* Guide Section */
.page-nh__guide-section {
  padding: 60px 0;
  background-color: var(--page-nh-background-color);
  text-align: center;
}

.page-nh__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-nh__step-item {
  background-color: var(--page-nh-card-bg);
  padding: 30px;
  border-radius: 10px;
  border: 1px solid var(--page-nh-border-color);
}

.page-nh__step-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px; /* Min image size */
  min-height: 200px; /* Min image size */
}

.page-nh__step-title {
  font-size: 1.4em;
  color: var(--page-nh-gold-color);
  margin-bottom: 10px;
}

/* Games Showcase Section */
.page-nh__games-showcase {
  padding: 60px 0;
  background-color: var(--page-nh-deep-green-color);
}

.page-nh__game-types-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-nh__game-card {
  background-color: var(--page-nh-card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  border: 1px solid var(--page-nh-border-color);
}

/* Strategy Section */
.page-nh__strategy-section {
  padding: 60px 0;
  background-color: var(--page-nh-background-color);
}

.page-nh__strategy-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
}

.page-nh__strategy-item {
  background-color: var(--page-nh-card-bg);
  padding: 25px;
  border-radius: 8px;
  margin-bottom: 20px;
  border: 1px solid var(--page-nh-border-color);
}

.page-nh__strategy-subtitle {
  font-size: 1.3em;
  color: var(--page-nh-gold-color);
  margin-bottom: 10px;
}

.page-nh__item-text {
  color: var(--page-nh-text-secondary-color);
}

.page-nh__strategy-image {
  width: 100%;
  height: auto;
  border-radius: 10px;
  margin-top: 40px;
  min-width: 200px; /* Min image size */
  min-height: 200px; /* Min image size */
}

/* App Section */
.page-nh__app-section {
  padding: 60px 0;
  background-color: var(--page-nh-deep-green-color);
}

.page-nh__app-section .page-nh__container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.page-nh__app-content {
  flex: 1;
  min-width: 300px;
}

.page-nh__app-image {
  flex: 1;
  max-width: 400px;
  height: auto;
  border-radius: 10px;
  min-width: 200px; /* Min image size */
  min-height: 200px; /* Min image size */
}

.page-nh__app-features {
  list-style: none;
  padding: 0;
  margin-top: 20px;
  color: var(--page-nh-text-main-color);
}

.page-nh__app-features li {
  margin-bottom: 10px;
  position: relative;
  padding-left: 25px;
}

.page-nh__app-features li::before {
  content: '✅';
  position: absolute;
  left: 0;
  color: var(--page-nh-gold-color);
}

/* FAQ Section */
.page-nh__faq-section {
  padding: 60px 0;
  background-color: var(--page-nh-background-color);
}

.page-nh__faq-list {
  margin-top: 40px;
}

.page-nh__faq-item {
  background-color: var(--page-nh-card-bg);
  border: 1px solid var(--page-nh-border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-nh__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  color: var(--page-nh-gold-color);
  font-weight: bold;
  font-size: 1.1em;
  list-style: none; /* For details/summary */
}

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

.page-nh__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 10px;
}

.page-nh__faq-answer {
  padding: 0 20px 20px;
  color: var(--page-nh-text-secondary-color);
}

/* --- Responsive Styles --- */

/* Mobile-first approach, apply desktop styles later */

/* Ensure all images, videos, buttons, and containers are responsive on mobile */
@media (max-width: 768px) {
  .page-nh__container {
    padding: 0 15px !important;
  }

  .page-nh__section-title {
    font-size: 2em !important;
    margin-bottom: 30px !important;
  }

  .page-nh__main-title {
    font-size: clamp(1.8em, 8vw, 2.5em) !important;
  }

  .page-nh__description {
    font-size: 1em !important;
  }

  /* Buttons */
  .page-nh__btn-primary,
  .page-nh__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px !important;
    font-size: 1em !important;
    margin: 10px 0 !important; /* Stack buttons vertically */
  }

  /* Images and their containers */
  .page-nh img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    box-sizing: border-box !important;
  }

  .page-nh__section,
  .page-nh__card,
  .page-nh__container,
  .page-nh__hero-section,
  .page-nh__benefits-section,
  .page-nh__guide-section,
  .page-nh__games-showcase,
  .page-nh__strategy-section,
  .page-nh__app-section,
  .page-nh__faq-section,
  .page-nh__app-content {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important; /* Prevent horizontal scroll */
  }

  .page-nh__hero-section {
    min-height: 450px !important;
    padding: 40px 15px !important;
    padding-top: 10px !important; /* Small top padding for mobile hero */
  }

  .page-nh__hero-content {
    padding: 20px !important;
  }

  .page-nh__app-section .page-nh__container {
    flex-direction: column;
  }

  .page-nh__app-image {
    max-width: 100% !important;
    order: -1; /* Image above text on mobile */
  }

  .page-nh__app-content {
    order: 1;
  }

  .page-nh__benefits-grid,
  .page-nh__guide-steps,
  .page-nh__game-types-grid {
    grid-template-columns: 1fr;
  }

  .page-nh__faq-question {
    font-size: 1em !important;
  }

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