/* style/bnc.css */
/* Custom Colors */
:root {
  --bnc-color-primary: #11A84E;
  --bnc-color-secondary: #22C768;
  --bnc-color-btn-gradient-start: #2AD16F;
  --bnc-color-btn-gradient-end: #13994A;
  --bnc-color-card-bg: #11271B;
  --bnc-color-background: #08160F;
  --bnc-color-text-main: #F2FFF6;
  --bnc-color-text-secondary: #A7D9B8;
  --bnc-color-border: #2E7A4E;
  --bnc-color-glow: #57E38D;
  --bnc-color-gold: #F2C14E;
  --bnc-color-divider: #1E3A2A;
  --bnc-color-deep-green: #0A4B2C;
}

/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm padding-top cho main hoặc các section đầu tiên. */
.page-bnc {
  background-color: var(--bnc-color-background);
  color: var(--bnc-color-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

.page-bnc__section-title {
  font-size: clamp(2em, 4vw, 2.8em);
  color: var(--bnc-color-text-main);
  text-align: center;
  margin-bottom: 30px;
  font-weight: bold;
  line-height: 1.2;
}

.page-bnc__description {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 40px;
  color: var(--bnc-color-text-secondary);
}

/* Hero Section */
.page-bnc__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 0;
  padding-top: 10px; /* Small top padding */
  background-color: var(--bnc-color-deep-green);
  overflow: hidden;
}

.page-bnc__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  margin-bottom: 30px;
  text-align: center;
}

.page-bnc__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-bnc__hero-content {
  text-align: center;
  max-width: 800px;
  padding: 0 20px;
  color: var(--bnc-color-text-main);
}

.page-bnc__main-title {
  font-size: clamp(2.5em, 5vw, 3.5em);
  color: var(--bnc-color-gold);
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
  text-shadow: 0 0 10px rgba(255, 255, 0, 0.5);
}

.page-bnc__cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.page-bnc__btn-primary,
.page-bnc__btn-secondary,
.page-bnc__btn-link {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word; /* Allow text wrapping */
  box-sizing: border-box;
  text-align: center;
}

.page-bnc__btn-primary {
  background: var(--bnc-color-btn-gradient-start);
  background: linear-gradient(180deg, var(--bnc-color-btn-gradient-start) 0%, var(--bnc-color-btn-gradient-end) 100%);
  color: var(--bnc-color-text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-bnc__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.page-bnc__btn-secondary {
  background-color: transparent;
  color: var(--bnc-color-btn-gradient-start);
  border: 2px solid var(--bnc-color-btn-gradient-start);
}

.page-bnc__btn-secondary:hover {
  background-color: var(--bnc-color-btn-gradient-start);
  color: var(--bnc-color-text-main);
  transform: translateY(-3px);
}

.page-bnc__btn-link {
  background-color: transparent;
  color: var(--bnc-color-text-secondary);
  border: 1px solid var(--bnc-color-border);
  padding: 10px 20px;
  border-radius: 20px;
  font-size: 0.9em;
}

.page-bnc__btn-link:hover {
  color: var(--bnc-color-text-main);
  border-color: var(--bnc-color-primary);
}

/* Video Section */
.page-bnc__video-section {
  padding: 60px 0;
  padding-top: 10px; /* Small top padding */
  background-color: var(--bnc-color-card-bg);
  text-align: center;
}

.page-bnc__video-container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-bnc__video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  cursor: pointer;
}

.page-bnc__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.page-bnc__video-description {
  font-size: 1em;
  color: var(--bnc-color-text-secondary);
}

/* Features Section */
.page-bnc__features-section {
  padding: 80px 0;
  background-color: var(--bnc-color-background);
}

.page-bnc__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-bnc__feature-card,
.page-bnc__reason-card,
.page-bnc__promotion-card,
.page-bnc__faq-item {
  background-color: var(--bnc-color-card-bg);
  border: 1px solid var(--bnc-color-border);
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  color: var(--bnc-color-text-main);
}

.page-bnc__feature-card {
  padding: 30px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-bnc__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-bnc__feature-icon {
  width: 200px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  object-fit: cover;
}

.page-bnc__feature-title {
  font-size: 1.5em;
  color: var(--bnc-color-text-main);
  margin-bottom: 15px;
}

.page-bnc__feature-text {
  font-size: 0.95em;
  color: var(--bnc-color-text-secondary);
}