:root {
  --primary-color: #FF4500; /* Cam đỏ năng động */
  --secondary-color: #00BFFF; /* Xanh dương chuyên nghiệp */
  --text-light: #f0f0f0;
  --text-dark: #333333;
  --bg-dark-card: rgba(255, 255, 255, 0.1); /* Nền thẻ hơi trong suốt trên nền tối */
  --bg-light-card: #1a1a1a; /* Nền thẻ sáng hơn trên nền tối */
  --border-color-dark: rgba(255, 255, 255, 0.2);
  --primary-color-rgb: 255, 69, 0;
  --secondary-color-rgb: 0, 191, 255;
}

.page-promotions-latest-registration-offer {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-light); /* To ensure contrast with assumed dark body background */
  background-color: transparent; /* Main content background will be transparent to show body bg */
  padding-top: 120px; /* 🚨 Desktop: Ensure content is not hidden by fixed header */
}

.page-promotions-latest-registration-offer__video-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  padding-top: 10px; /* Desktop: Adjust based on actual nav height */
  margin-top: -120px; /* Offset the main padding-top for this section */
}

.page-promotions-latest-registration-offer__video-container {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-promotions-latest-registration-offer__video-link {
  display: block;
  text-decoration: none;
  position: relative;
  width: 100%;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-promotions-latest-registration-offer__video-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.page-promotions-latest-registration-offer__video-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 aspect ratio - 🚨 PageSpeed optimization: fixed aspect ratio to avoid CLS */
  height: 0;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.page-promotions-latest-registration-offer__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 8px;
  object-fit: cover;
  pointer-events: none; /* Prevent video controls from blocking click events */
}

.page-promotions-latest-registration-offer__video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 8px;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
}

.page-promotions-latest-registration-offer__video-link:hover .page-promotions-latest-registration-offer__video-overlay {
  opacity: 1;
}

.page-promotions-latest-registration-offer__video-click-hint {
  color: #ffffff;
  font-size: 18px;
  font-weight: bold;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  padding: 10px 20px;
  background: rgba(var(--primary-color-rgb, 255, 69, 0), 0.8); /* Use primary color */
  border-radius: 5px;
  white-space: nowrap;
}

.page-promotions-latest-registration-offer__video-cta {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 30px;
}

.page-promotions-latest-registration-offer__play-now-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--primary-color);
  color: #ffffff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  border: none;
  cursor: pointer;
}

.page-promotions-latest-registration-offer__play-now-button:hover {
  background: var(--secondary-color); /* Hover with secondary color for contrast */
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
}

.page-promotions-latest-registration-offer__play-now-button:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* General Layout */
.page-promotions-latest-registration-offer__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-promotions-latest-registration-offer__section-title {
  font-size: 36px;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
  line-height: 1.2;
}

.page-promotions-latest-registration-offer__sub-title {
  font-size: 28px;
  color: var(--secondary-color);
  margin-top: 30px;
  margin-bottom: 20px;
  font-weight: 600;
  line-height: 1.3;
}

.page-promotions-latest-registration-offer__text-block {
  margin-bottom: 20px;
  font-size: 18px;
  color: var(--text-light);
}

.page-promotions-latest-registration-offer p {
  margin-bottom: 1em;
  color: var(--text-light);
  font-size: 17px;
}

.page-promotions-latest-registration-offer ul,
.page-promotions-latest-registration-offer ol {
  list-style-position: inside;
  margin-bottom: 20px;
  padding-left: 20px;
  color: var(--text-light);
  font-size: 17px;
}

.page-promotions-latest-registration-offer li {
  margin-bottom: 8px;
  color: var(--text-light);
  font-size: 17px;
}

.page-promotions-latest-registration-offer strong {
  color: var(--secondary-color);
}

/* Hero Content Section */
.page-promotions-latest-registration-offer__hero-content {
  padding: 80px 0;
  text-align: center;
  background: linear-gradient(135deg, rgba(var(--primary-color-rgb, 255, 69, 0), 0.8), rgba(var(--secondary-color-rgb, 0, 191, 255), 0.8));
  margin-bottom: 40px;
  border-radius: 8px;
  margin: 20px auto;
  max-width: 1200px;
}

.page-promotions-latest-registration-offer__main-title {
  font-size: 48px;
  color: #ffffff;
  margin-bottom: 20px;
  line-height: 1.1;
  font-weight: bold;
}

.page-promotions-latest-registration-offer__description {
  font-size: 20px;
  color: #f0f0f0;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-promotions-latest-registration-offer__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap; /* Allow wrapping on small screens */
}

.page-promotions-latest-registration-offer__cta-button {
  display: inline-block;
  padding: 15px 30px;
  text-decoration: none;
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  border: none;
  cursor: pointer;
  text-align: center;
}

.page-promotions-latest-registration-offer__btn-primary {
  background: var(--primary-color);
  color: #ffffff;
}

.page-promotions-latest-registration-offer__btn-primary:hover {
  background: #e63900;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.page-promotions-latest-registration-offer__btn-secondary {
  background: #ffffff;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.page-promotions-latest-registration-offer__btn-secondary:hover {
  background: var(--primary-color);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

/* Offer Details Section */
.page-promotions-latest-registration-offer__offer-details {
  padding: 60px 0;
  background-color: transparent; /* Assuming body handles the main dark background */
}

.page-promotions-latest-registration-offer__card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
  margin-bottom: 60px;
}