/* style/nh.css */
/* body đã có padding-top: var(--header-offset) từ shared.css, không lặp lại ở đây */
.page-nh {
  font-family: Arial, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-color);
}

.page-nh__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Nhỏ hơn var(--header-offset) */
  position: relative;
  overflow: hidden;
}

.page-nh__hero-image-wrapper {
  position: relative;
  width: 100%;
  max-height: 700px; /* Giới hạn chiều cao hình ảnh */
  overflow: hidden;
  margin-bottom: 20px;
}

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

.page-nh__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 20px;
  border-radius: 10px;
  background: rgba(8, 22, 15, 0.8); /* Sử dụng BG Color với độ trong suốt */
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.page-nh__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--gold);
  font-weight: bold;
  margin-bottom: 15px;
  line-height: 1.2;
}

.page-nh__description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
  line-height: 1.6;
}

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

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

.page-nh__btn-primary {
  background: var(--button-gradient);
  color: var(--text-main);
  border: 2px solid transparent;
}

.page-nh__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
}

.page-nh__btn-secondary {
  background: transparent;
  color: var(--text-main);
  border: 2px solid var(--border-color);
}

.page-nh__btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.page-nh__btn-gold {
  background-color: var(--gold);
  color: #000000; /* Đảm bảo độ tương phản */
  border: none;
}

.page-nh__btn-gold:hover {
  background-color: #e0b03e;
  transform: translateY(-2px);
}

.page-nh__section {
  padding: 80px 20px;
  text-align: center;
}

.page-nh__dark-section {
  background-color: var(--card-bg);
  color: var(--text-main);
}

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

.page-nh__section-title {
  font-size: 2.5rem;
  color: var(--text-main);
  margin-bottom: 40px;
  font-weight: bold;
  line-height: 1.3;
}

.page-nh__text-block {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-nh__features-grid,
.page-nh__strategy-grid,
.page-nh__promotions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-nh__card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--text-main);
}

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

.page-nh__feature-icon,
.page-nh__promo-image {
  width: 100%;
  height: auto;
  max-height: 250px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-nh__feature-title,
.page-nh__promo-title,
.page-nh__strategy-title {
  font-size: 1.5rem;
  color: var(--text-main);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-nh__feature-description,
.page-nh__promo-description,
.page-nh__strategy-description {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

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

.page-nh__step-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-bottom: 20px;
}

.page-nh__step-number {
  font-size: 2.5rem;
  color: var(--glow);
  font-weight: bold;
  margin-bottom: 15px;
  line-height: 1;
}

.page-nh__step-title {
  font-size: 1.6rem;
  color: var(--text-main);
  margin-bottom: 10px;
  font-weight: bold;
}

.page-nh__step-description {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-nh__cta-bottom {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 40px;
  flex-wrap: wrap;
}

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

.page-nh__faq-item {
  margin-bottom: 15px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  overflow: hidden;
  background-color: var(--card-bg);
}

.page-nh__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  background-color: var(--deep-green);
  color: var(--text-main);
  font-weight: bold;
  font-size: 1.1rem;
  border-bottom: 1px solid var(--divider);
  list-style: none; /* For details/summary */
}

.page-nh__faq-question::-webkit-details-marker { /* For details/summary */
  display: none;
}

.page-nh__faq-qtext {
  flex-grow: 1;
}

.page-nh__faq-toggle {
  font-size: 1.5rem;
  margin-left: 15px;
  color: var(--glow);
  transition: transform 0.3s ease;
}

.page-nh__faq-item[open] .page-nh__faq-toggle {
  transform: rotate(45deg);
}

.page-nh__faq-answer {
  padding: 20px 25px;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  background-color: var(--card-bg);
}

.page-nh__faq-answer p {
  margin-bottom: 15px;
}

.page-nh__faq-answer .page-nh__btn-primary,
.page-nh__faq-answer .page-nh__btn-secondary {
  margin-top: 15px;
  display: inline-flex;
}

.page-nh__conclusion-section {
  padding: 100px 20px;
  background-color: var(--deep-green);
  color: var(--text-main);
}

.page-nh__conclusion-section .page-nh__section-title {
  color: var(--gold);
}

.page-nh__conclusion-section .page-nh__text-block {
  color: var(--text-secondary);
}

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

/* Responsive adjustments */
@media (max-width: 768px) {
  .page-nh {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-nh__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

  .page-nh__hero-content {
    padding: 15px;
  }

  .page-nh__main-title {
    font-size: 2rem;
  }

  .page-nh__description {
    font-size: 1rem;
  }

  .page-nh__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-nh__btn-primary,
  .page-nh__btn-secondary,
  .page-nh__btn-gold {
    width: 100% !important;
    max-width: 100% !important;
    padding-left: 15px;
    padding-right: 15px;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-nh__section {
    padding: 40px 15px;
  }

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

  .page-nh__text-block {
    font-size: 1rem;
    margin-bottom: 30px;
  }

  .page-nh__features-grid,
  .page-nh__strategy-grid,
  .page-nh__promotions-grid,
  .page-nh__steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-nh__card {
    padding: 20px;
  }

  .page-nh__feature-title,
  .page-nh__promo-title,
  .page-nh__strategy-title {
    font-size: 1.3rem;
  }

  .page-nh__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-nh__faq-answer {
    padding: 15px 20px;
  }

  .page-nh__cta-bottom {
    flex-direction: column;
    gap: 15px;
  }

  /* Image and video responsiveness */
  .page-nh img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-nh video,
  .page-nh__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-nh__section,
  .page-nh__card,
  .page-nh__container,
  .page-nh__video-section,
  .page-nh__video-container,
  .page-nh__video-wrapper,
  .page-nh__cta-buttons,
  .page-nh__button-group,
  .page-nh__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important; /* Ensure no overflow */
  }

  .page-nh__cta-buttons {
    flex-wrap: wrap !important;
    gap: 10px;
  }
}