.page-khuyn-mi {
  font-family: 'Arial', sans-serif;
  color: #E0E0E0; /* Light gray for general text on dark background */
  background-color: #1a1a1a;
  line-height: 1.6;
}

.page-khuyn-mi__hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  background: linear-gradient(135deg, #8B0000, #4d0000); /* Dark red gradient */
  color: #FFD700; /* Gold for hero text */
  text-align: center;
  gap: 40px;
}

.page-khuyn-mi__hero-content {
  max-width: 900px;
}

.page-khuyn-mi__hero-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  color: #FFD700; /* Gold */
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.7);
}

.page-khuyn-mi__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: #E0E0E0;
}

.page-khuyn-mi__hero-image-wrapper {
  max-width: 100%;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
}

.page-khuyn-mi__hero-image {
  width: 100%;
  height: auto;
  display: block;
}

.page-khuyn-mi__section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
  background-color: #2a2a2a;
  border-bottom: 1px solid #444;
}

.page-khuyn-mi__section:last-of-type {
  border-bottom: none;
}

.page-khuyn-mi__section-title {
  font-size: 2.5em;
  color: #FFD700; /* Gold */
  text-align: center;
  margin-bottom: 40px;
  text-shadow: 0 0 5px rgba(255, 215, 0, 0.5);
}

.page-khuyn-mi__section-text {
  font-size: 1.1em;
  color: #CCCCCC;
  margin-bottom: 20px;
  text-align: justify;
}

.page-khuyn-mi__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuyn-mi__promo-card {
  background-color: #333;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-khuyn-mi__promo-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
}

.page-khuyn-mi__promo-card-image {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-khuyn-mi__promo-card-title {
  font-size: 1.6em;
  color: #FFD700; /* Gold */
  margin-bottom: 15px;
}

.page-khuyn-mi__promo-card-description {
  color: #B0B0B0;
  font-size: 0.95em;
  margin-bottom: 25px;
  flex-grow: 1;
}

.page-khuyn-mi__btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, transform 0.2s ease;
  cursor: pointer;
  text-align: center;
}

.page-khuyn-mi__btn--primary {
  background-color: #FFD700; /* Gold */
  color: #8B0000; /* Deep Red */
  border: 2px solid #FFD700;
}

.page-khuyn-mi__btn--primary:hover {
  background-color: #e6c200;
  transform: translateY(-2px);
}

.page-khuyn-mi__btn--secondary {
  background-color: #8B0000; /* Deep Red */
  color: #FFD700; /* Gold */
  border: 2px solid #8B0000;
}

.page-khuyn-mi__btn--secondary:hover {
  background-color: #6a0000;
  transform: translateY(-2px);
}

.page-khuyn-mi__detail-item {
  background-color: #333;
  border-radius: 10px;
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.page-khuyn-mi__detail-title {
  font-size: 2em;
  color: #FFD700; /* Gold */
  margin-bottom: 20px;
  text-align: left;
}

.page-khuyn-mi__detail-image {
  width: 100%;
  max-height: 300px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 25px;
}

.page-khuyn-mi__detail-text {
  color: #B0B0B0;
  font-size: 1.05em;
  margin-bottom: 20px;
  text-align: justify;
}

.page-khuyn-mi__list {
  list-style-type: disc;
  margin-left: 25px;
  color: #B0B0B0;
  font-size: 1.05em;
}

.page-khuyn-mi__list li {
  margin-bottom: 10px;
}

.page-khuyn-mi__list strong {
  color: #FFD700; /* Gold */
}

.page-khuyn-mi__how-to .page-khuyn-mi__section-text {
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-khuyn-mi__step-list {
  list-style-type: decimal;
  margin: 30px auto;
  padding-left: 25px;
  max-width: 800px;
  color: #E0E0E0;
  font-size: 1.1em;
}

.page-khuyn-mi__step-list li {
  margin-bottom: 15px;
  line-height: 1.8;
}

.page-khuyn-mi__step-list strong {
  color: #FFD700; /* Gold */
}

.page-khuyn-mi__step-list a {
  color: #FFD700;
  text-decoration: underline;
  transition: color 0.3s ease;
}

.page-khuyn-mi__step-list a:hover {
  color: #e6c200;
}

.page-khuyn-mi__faq-item {
  background-color: #333;
  border-radius: 8px;
  padding: 25px;
  margin-bottom: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.page-khuyn-mi__faq-question {
  font-size: 1.3em;
  color: #FFD700; /* Gold */
  margin-bottom: 10px;
}

.page-khuyn-mi__faq-answer {
  color: #B0B0B0;
  font-size: 1em;
  text-align: justify;
}

.page-khuyn-mi__cta {
  text-align: center;
  padding: 80px 20px;
  background-color: #8B0000; /* Deep Red */
  color: #FFD700; /* Gold */
}

.page-khuyn-mi__cta-title {
  font-size: 3em;
  margin-bottom: 20px;
  color: #FFD700;
}

.page-khuyn-mi__cta-description {
  font-size: 1.2em;
  max-width: 900px;
  margin: 0 auto 40px;
  color: #E0E0E0;
}

.page-khuyn-mi__cta-description a {
  color: #FFD700;
  text-decoration: underline;
  font-weight: bold;
}

.page-khuyn-mi__cta-description a:hover {
  color: #e6c200;
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .page-khuyn-mi__hero-title {
    font-size: 3em;
  }
  .page-khuyn-mi__section-title {
    font-size: 2.2em;
  }
  .page-khuyn-mi__detail-title {
    font-size: 1.8em;
  }
  .page-khuyn-mi__cta-title {
    font-size: 2.5em;
  }
}

@media (max-width: 768px) {
  .page-khuyn-mi__hero {
    flex-direction: column;
    padding: 60px 15px;
  }
  .page-khuyn-mi__hero-title {
    font-size: 2.5em;
  }
  .page-khuyn-mi__hero-description {
    font-size: 1em;
  }
  .page-khuyn-mi__section {
    padding: 40px 15px;
  }
  .page-khuyn-mi__section-title {
    font-size: 2em;
  }
  .page-khuyn-mi__promo-grid {
    grid-template-columns: 1fr;
  }
  .page-khuyn-mi__detail-title {
    font-size: 1.6em;
  }
  .page-khuyn-mi__cta-title {
    font-size: 2em;
  }
  .page-khuyn-mi__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-khuyn-mi__btn {
    width: 100%;
    max-width: 300px;
  }
  .page-khuyn-mi__step-list {
    margin-left: 15px;
    padding-left: 0;
  }
}

@media (max-width: 480px) {
  .page-khuyn-mi__hero-title {
    font-size: 2em;
  }
  .page-khuyn-mi__section-title {
    font-size: 1.8em;
  }
  .page-khuyn-mi__promo-card-title {
    font-size: 1.4em;
  }
  .page-khuyn-mi__detail-title {
    font-size: 1.4em;
  }
  .page-khuyn-mi__faq-question {
    font-size: 1.1em;
  }
  .page-khuyn-mi__cta-title {
    font-size: 1.8em;
  }
}