/* style/nh.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm */
.page-nh {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-main, #F2FFF6); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--background, #08160F);
}

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

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

.page-nh__dark-bg {
  background-color: var(--background, #08160F);
  color: var(--text-main, #F2FFF6);
}

.page-nh__light-bg {
  background-color: #ffffff; /* Nền trắng cho các phần cần chữ tối */
  color: var(--text-main, #333333);
}

.page-nh__text-contrast-fix {
  color: var(--text-main, #333333) !important;
}

.page-nh__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Nhỏ để trang trí, body đã có padding-top */
  padding-bottom: 60px;
  overflow: hidden;
}

.page-nh__hero-image-wrapper {
  width: 100%;
  max-height: 700px; /* Giới hạn chiều cao ảnh hero */
  overflow: hidden;
}

.page-nh__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-nh__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin-top: 40px;
  padding: 0 20px;
  text-align: center;
}

.page-nh__main-title {
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 20px;
  /* Không đặt font-size cố định lớn, dùng media query cho responsive */
  font-size: clamp(2.5rem, 5vw, 3.5rem);
}

.page-nh__lead-text {
  font-size: 1.15rem;
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 30px;
}

.page-nh__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: bold;
  color: inherit;
  margin-bottom: 20px;
}

.page-nh__section-description {
  font-size: 1.1rem;
  color: var(--text-secondary, #A7D9B8);
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.page-nh__light-bg .page-nh__section-description {
  color: var(--text-main, #333333);
}

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

.page-nh__cta-buttons--center {
  margin-top: 40px;
}

.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: 1rem;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 2px solid transparent;
  box-sizing: border-box;
}

.page-nh__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(17, 168, 78, 0.4);
}

.page-nh__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  box-shadow: 0 6px 20px rgba(17, 168, 78, 0.6);
}

.page-nh__btn-secondary {
  background-color: transparent;
  color: var(--main-color, #11A84E);
  border-color: var(--border, #2E7A4E);
}

.page-nh__btn-secondary:hover {
  background-color: rgba(17, 168, 78, 0.1);
  color: var(--glow, #57E38D);
}

.page-nh__features-grid,
.page-nh__game-showcase-grid,
.page-nh__promotions-grid,
.page-nh__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-nh__card {
  background-color: var(--card-bg, #11271B);
  color: var(--text-main, #F2FFF6);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border, #2E7A4E);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-nh__contrast-fix {
  background-color: var(--card-bg, #11271B);
  color: var(--text-main, #F2FFF6);
}

.page-nh__light-bg .page-nh__card {
  background-color: #ffffff;
  color: var(--text-main, #333333);
  border-color: #e0e0e0;
}

.page-nh__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-nh__feature-icon,
.page-nh__game-image,
.page-nh__promo-image {
  width: 100%;
  height: auto;
  max-width: 400px; /* Kích thước ảnh trong card */
  margin-bottom: 20px;
  border-radius: 8px;
  object-fit: cover;
}

.page-nh__feature-title,
.page-nh__game-title,
.page-nh__promo-title,
.page-nh__step-title,
.page-nh__tips-title {
  font-size: 1.4rem;
  font-weight: bold;
  color: inherit;
  margin-bottom: 15px;
}

.page-nh__feature-text,
.page-nh__game-text,
.page-nh__promo-text,
.page-nh__step-text,
.page-nh__tips-text {
  font-size: 1rem;
  color: var(--text-secondary, #A7D9B8);
}

.page-nh__light-bg .page-nh__feature-text,
.page-nh__light-bg .page-nh__game-text,
.page-nh__light-bg .page-nh__promo-text,
.page-nh__light-bg .page-nh__step-text,
.page-nh__light-bg .page-nh__tips-text {
  color: var(--text-main, #333333);
}

.page-nh__tips-list {
  list-style: none;
  padding: 0;
  margin: 40px auto 0 auto;
  max-width: 900px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  text-align: left;
}

.page-nh__tips-item {
  background-color: var(--card-bg, #11271B);
  padding: 25px;
  border-radius: 10px;
  border: 1px solid var(--divider, #1E3A2A);
}

.page-nh__tips-item .page-nh__tips-title {
  color: var(--glow, #57E38D);
  margin-bottom: 10px;
}

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

.page-nh__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--divider, #1E3A2A);
  background-color: var(--card-bg, #11271B);
  color: var(--text-main, #F2FFF6);
}

.page-nh__light-bg .page-nh__faq-item {
  background-color: #ffffff;
  color: var(--text-main, #333333);
  border-color: #e0e0e0;
}

.page-nh__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.2rem;
  font-weight: bold;
  cursor: pointer;
  background-color: var(--deep-green, #0A4B2C);
  color: var(--text-main, #F2FFF6);
  border-bottom: 1px solid var(--divider, #1E3A2A);
  list-style: none; /* For details summary */
}

.page-nh__light-bg .page-nh__faq-question {
  background-color: #f0f0f0;
  color: var(--text-main, #333333);
  border-color: #e0e0e0;
}

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

.page-nh__faq-question .page-nh__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
}

.page-nh__faq-answer {
  padding: 15px 25px;
  font-size: 1rem;
  color: var(--text-secondary, #A7D9B8);
  line-height: 1.7;
}

.page-nh__light-bg .page-nh__faq-answer {
  color: var(--text-main, #333333);
}

.page-nh__faq-answer a {
  color: var(--glow, #57E38D);
  text-decoration: none;
}

.page-nh__faq-answer a:hover {
  text-decoration: underline;
}

.page-nh__final-cta {
  padding-bottom: 80px;
}

/* ========================================= */
/* Responsive Design */
/* ========================================= */
@media (max-width: 992px) {
  .page-nh__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-nh__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  }
  .page-nh__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-nh__btn-primary,
  .page-nh__btn-secondary {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .page-nh__section {
    padding: 40px 0;
  }
  .page-nh__container {
    padding: 0 15px;
  }
  .page-nh__hero-section {
    padding-bottom: 40px;
  }
  .page-nh__hero-content {
    margin-top: 30px;
  }
  .page-nh__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem) !important;
  }
  .page-nh__lead-text {
    font-size: 1rem;
  }
  .page-nh__section-title {
    font-size: clamp(1.6rem, 5vw, 2rem);
  }
  .page-nh__section-description {
    font-size: 0.95rem;
  }

  /* Mobile image responsiveness */
  .page-nh img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-nh__section,
  .page-nh__card,
  .page-nh__container,
  .page-nh__hero-image-wrapper,
  .page-nh__features-grid,
  .page-nh__game-showcase-grid,
  .page-nh__promotions-grid,
  .page-nh__steps-grid,
  .page-nh__tips-list,
  .page-nh__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  .page-nh__hero-section {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
  .page-nh__hero-content {
    padding-left: 15px !important;
    padding-right: 15px !important;
  }
  .page-nh__feature-card,
  .page-nh__game-card,
  .page-nh__promo-card,
  .page-nh__step-card,
  .page-nh__tips-item,
  .page-nh__faq-item {
    padding: 20px !important;
  }
  .page-nh__cta-buttons {
    flex-direction: column !important;
    gap: 10px !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
  }
  .page-nh__btn-primary,
  .page-nh__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    padding: 12px 20px !important;
    font-size: 0.95rem !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-nh__faq-question {
    font-size: 1rem !important;
    padding: 15px 20px !important;
  }
  .page-nh__faq-answer {
    font-size: 0.9rem !important;
    padding: 10px 20px !important;
  }
  .page-nh__faq-question .page-nh__faq-toggle {
    font-size: 1.2rem !important;
  }
}

@media (max-width: 480px) {
  .page-nh__main-title {
    font-size: clamp(1.6rem, 7vw, 2.2rem) !important;
  }
  .page-nh__lead-text {
    font-size: 0.9rem;
  }
  .page-nh__section-title {
    font-size: clamp(1.4rem, 6vw, 1.8rem);
  }
  .page-nh__feature-title,
  .page-nh__game-title,
  .page-nh__promo-title,
  .page-nh__step-title,
.page-nh__tips-title {
    font-size: 1.2rem;
  }
  .page-nh__feature-text,
  .page-nh__game-text,
  .page-nh__promo-text,
  .page-nh__step-text,
  .page-nh__tips-text {
    font-size: 0.85rem;
  }
}