/* General styles for the Khuyến Mãi page */
.page-khuyen-mai {
  font-family: Arial, sans-serif;
  color: #FFF3E6; /* Text Main */
  background-color: var(--background-color, #0D0E12); /* Fallback to custom bg color */
}

/* Hero Section */
.page-khuyen-mai__hero-section {
  position: relative;
  padding-top: 10px; /* Small top padding, not --header-offset */
  margin-bottom: 40px;
  overflow: hidden;
  background-color: #17191F; /* Card B G, or a darker variant */
}

.page-khuyen-mai__hero-image-wrapper {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  overflow: hidden;
}

.page-khuyen-mai__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover; /* Default for desktop */
  display: block;
}

.page-khuyen-mai__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 20px 60px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.page-khuyen-mai__main-title {
  font-size: clamp(2.2em, 4vw, 3.2em); /* H1 font size with clamp */
  font-weight: 700;
  line-height: 1.2;
  color: #FFB04D; /* Glow color for emphasis */
  margin-bottom: 20px;
  text-shadow: 0 0 10px rgba(255, 176, 77, 0.5);
}

.page-khuyen-mai__description {
  font-size: 1.1em;
  line-height: 1.6;
  color: #FFF3E6; /* Text Main */
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-khuyen-mai__btn-primary,
.page-khuyen-mai__btn-secondary,
.page-khuyen-mai__card-button,
.page-khuyen-mai__step-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 1.05em;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%; /* For mobile */
  box-sizing: border-box; /* For mobile */
  white-space: normal; /* For mobile */
  word-wrap: break-word; /* For mobile */
}