.page-khuyen-mai {
  font-family: 'Arial', sans-serif;
  color: #FFF3E6; /* Text Main */
  background-color: var(--color-background, #0D0E12); /* Background */
  line-height: 1.6;
}

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

.page-khuyen-mai__container--center {
  text-align: center;
}

.page-khuyen-mai__section {
  padding: 60px 0;
  border-bottom: 1px solid rgba(168, 79, 12, 0.3); /* Border with transparency */
}

.page-khuyen-mai__section:last-of-type {
  border-bottom: none;
}

.page-khuyen-mai__section-title {
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: #FF8C1A; /* Main color for titles */
  text-transform: uppercase;
  letter-spacing: 1px;
}

.page-khuyen-mai__text-block {
  font-size: 18px;
  margin-bottom: 20px;
  text-align: justify;
}

.page-khuyen-mai__text-block a {
  color: #FFA53A; /* Accent color for links */
  text-decoration: underline;
}

/* --- Hero Section --- */
.page-khuyen-mai__hero-section {
  padding-top: 10px; /* Small top padding if body has header-offset */
  position: relative;
  overflow: hidden;
  background-color: #0D0E12; /* Ensure consistent background */
  padding-bottom: 60px; /* Add padding below content */
}

.page-khuyen-mai__hero-image {
  width: 100%;
  max-height: 600px; /* Max height for desktop hero image */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.page-khuyen-mai__hero-image img {
  width: 100%;
  height: auto;
  object-fit: cover; /* Cover for desktop */
  display: block;
}

.page-khuyen-mai__hero-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  padding: 0 20px;
}

.page-khuyen-mai__main-title {
  font-size: clamp(32px, 4vw, 56px); /* Clamp for H1 */
  font-weight: 800;
  color: #FFF3E6; /* Text Main */
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-khuyen-mai__description {
  font-size: clamp(18px, 2vw, 22px); /* Clamp for description */
  color: #FFF3E6; /* Text Main */
  margin-bottom: 30px;
  line-height: 1.5;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

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

.page-khuyen-mai__btn-primary,
.page-khuyen-mai__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%; /* For mobile responsiveness */
  white-space: normal;
  word-wrap: break-word;
}

.page-khuyen-mai__btn-primary {
  background: linear-gradient(180deg, #FFA53A 0%, #D96800 100%); /* Button gradient */
  color: #FFF3E6; /* Text Main */
  border: none;
  box-shadow: 0 4px 15px rgba(255, 140, 26, 0.4); /* Glow effect */
}

.page-khuyen-mai__btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 140, 26, 0.6);
}

.page-khuyen-mai__btn-secondary {
  background: transparent;
  color: #FFA53A; /* Accent color */
  border: 2px solid #FFA53A; /* Accent color border */
}

.page-khuyen-mai__btn-secondary:hover {
  background: rgba(255, 165, 58, 0.1);
  color: #FFB04D; /* Glow color */
  border-color: #FFB04D; /* Glow color border */
  transform: translateY(-2px);
}

/* --- Benefit List --- */
.page-khuyen-mai__benefit-list {
  list-style: none;
  padding: 0;
  margin: 40px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.page-khuyen-mai__benefit-item {
  background-color: #17191F; /* Card BG */
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid #A84F0C; /* Border */
  transition: transform 0.3s ease;
}

.page-khuyen-mai__benefit-item:hover {
  transform: translateY(-5px);
}

.page-khuyen-mai__benefit-item strong {
  color: #FF8C1A; /* Main color */
  font-size: 20px;
  display: block;
  margin-bottom: 10px;
}

/* --- Promo Types Grid (Cards) --- */
.page-khuyen-mai__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuyen-mai__promo-card {
  background-color: #17191F; /* Card BG */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
  border: 1px solid #A84F0C; /* Border */
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-khuyen-mai__promo-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.6);
}

.page-khuyen-mai__promo-card img {
  width: 100%;
  height: 250px; /* Fixed height for card images */
  object-fit: cover;
  display: block;
}

.page-khuyen-mai__card-title {
  font-size: 24px;
  font-weight: 700;
  color: #FF8C1A; /* Main color */
  padding: 20px 20px 10px;
  margin: 0;
}

.page-khuyen-mai__card-description {
  font-size: 16px;
  color: #FFF3E6; /* Text Main */
  padding: 0 20px 20px;
  flex-grow: 1;
}

.page-khuyen-mai__promo-card .page-khuyen-mai__btn-secondary {
  margin: 0 20px 20px;
  width: calc(100% - 40px);
}

/* --- How To Claim Steps --- */
.page-khuyen-mai__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuyen-mai__step-item {
  background-color: #17191F; /* Card BG */
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid #A84F0C; /* Border */
  position: relative;
  transition: transform 0.3s ease;
}

.page-khuyen-mai__step-item:hover {
  transform: translateY(-5px);
}

.page-khuyen-mai__step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(180deg, #FFA53A 0%, #D96800 100%); /* Button gradient */
  color: #FFF3E6; /* Text Main */
  font-size: 32px;
  font-weight: 900;
  margin-bottom: 20px;
  box-shadow: 0 0 15px rgba(255, 140, 26, 0.5); /* Glow */
}