.page-khuyen-mai {
  padding: 0;
  overflow-x: hidden;
  background-color: #F5F7FA;
  color: #333333;
}
.page-khuyen-mai__promo-hero {
  display: flex;
  flex-direction: column;
  width: 100%;
  background-color: #FFFFFF;
  padding: 10px 16px 24px;
  box-sizing: border-box;
}
.page-khuyen-mai__promo-image-wrap {
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
}
.page-khuyen-mai__promo-image {
  display: block;
  width: 100%;
  max-width: 1200px;
  aspect-ratio: 17/5;
  object-fit: cover;
  margin: 0 auto;
  border: 0;
}
.page-khuyen-mai__promo-content {
  width: 100%;
  max-width: 1200px;
  margin: 16px auto 0;
  text-align: center;
  box-sizing: border-box;
}
.page-khuyen-mai__promo-title {
  color: #E53935;
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 10px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}
.page-khuyen-mai__promo-desc {
  font-size: 1rem;
  line-height: 1.6;
  max-width: 700px;
  margin: 0 auto 18px;
}
.page-khuyen-mai__promo-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}
.page-khuyen-mai__btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s ease;
}
.page-khuyen-mai__btn:hover {
  opacity: 0.88;
}
.page-khuyen-mai__btn--primary {
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #FFFFFF;
}
.page-khuyen-mai__btn--secondary {
  background: #FFFFFF;
  color: #E53935;
  border: 2px solid #E53935;
}
.page-khuyen-mai__promo-list {
  padding: 32px 16px;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}
.page-khuyen-mai__section-title {
  color: #333333;
  font-size: 1.6rem;
  font-weight: 800;
  text-align: center;
  margin: 0 0 26px;
}
.page-khuyen-mai__promo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.page-khuyen-mai__promo-card {
  background: #FFFFFF;
  border-radius: 12px;
  border: 1px solid #E0E0E0;
  padding: 14px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.page-khuyen-mai__promo-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}
.page-khuyen-mai__promo-thumb {
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 14px;
}
.page-khuyen-mai__promo-thumb .page-khuyen-mai__promo-card img {
  display: block;
}
.page-khuyen-mai__promo-thumb img {
  width: 100%;
  aspect-ratio: 2/1;
  object-fit: cover;
  display: block;
}
.page-khuyen-mai__card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 8px;
}
.page-khuyen-mai__card-title a {
  color: #E53935;
  text-decoration: none;
}
.page-khuyen-mai__card-title a:hover {
  text-decoration: underline;
}
.page-khuyen-mai__card-desc {
  font-size: 0.95rem;
  line-height: 1.5;
  color: #333333;
  flex: 1;
  margin: 0 0 16px;
}
.page-khuyen-mai__card-cta {
  display: inline-block;
  padding: 10px 22px;
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #FFFFFF;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  align-self: flex-start;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}
.page-khuyen-mai__card-cta:hover {
  opacity: 0.9;
}
.page-khuyen-mai__how-section {
  background: #FFFFFF;
  padding: 32px 16px;
  border-bottom: 1px solid #E0E0E0;
}
.page-khuyen-mai__how-section .page-khuyen-mai__section-title {
  margin-bottom: 20px;
}
.page-khuyen-mai__how-list {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 680px;
  counter-reset: step;
}
.page-khuyen-mai__how-item {
  counter-increment: step;
  padding-left: 44px;
  position: relative;
  margin-bottom: 16px;
  line-height: 1.6;
  box-sizing: border-box;
}
.page-khuyen-mai__how-item::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #FFFFFF;
  text-align: center;
  line-height: 32px;
  font-weight: 700;
  font-size: 0.9rem;
}
.page-khuyen-mai__faq-section {
  padding: 32px 16px;
  max-width: 800px;
  margin: 0 auto;
}
.page-khuyen-mai__faq-item {
  background: #FFFFFF;
  border: 1px solid #E0E0E0;
  border-radius: 8px;
  margin-bottom: 12px;
  padding: 0;
  overflow: hidden;
}
.page-khuyen-mai__faq-question {
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}
.page-khuyen-mai__faq-question::-webkit-details-marker {
  display: none;
}
.page-khuyen-mai__faq-toggle {
  color: #E53935;
  font-size: 1.4rem;
  line-height: 1;
  flex-shrink: 0;
}
.page-khuyen-mai__faq-answer {
  padding: 0 18px 16px;
  border-top: 1px solid #E0E0E0;
  margin-top: 0;
  line-height: 1.6;
}
.page-khuyen-mai__faq-answer p {
  margin: 12px 0 0;
}
.page-khuyen-mai__cta-banner {
  background: linear-gradient(135deg, #E53935 0%, #FF5A4F 100%);
  padding: 40px 20px;
  box-sizing: border-box;
}
.page-khuyen-mai__cta-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.page-khuyen-mai__cta-title {
  color: #FFFFFF;
  font-size: 1.6rem;
  font-weight: 800;
  margin: 0 0 12px;
}
.page-khuyen-mai__cta-desc {
  color: #FFFFFF;
  opacity: 0.95;
  line-height: 1.7;
  margin-bottom: 24px;
}
.page-khuyen-mai__cta-banner .page-khuyen-mai__btn--primary {
  background: #FFFFFF;
  color: #E53935;
}
.page-khuyen-mai__cta-banner .page-khuyen-mai__btn--primary:hover {
  background: #fff4f3;
  color: #d32f2f;
}
@media (max-width: 1024px) {
  .page-khuyen-mai__promo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .page-khuyen-mai {
    padding-top: 0;
  }
  .page-khuyen-mai__promo-hero {
    padding: 8px 10px 18px;
  }
  .page-khuyen-mai__promo-image {
    aspect-ratio: 2/1;
  }
  .page-khuyen-mai__promo-title {
    font-size: 1.4rem;
  }
  .page-khuyen-mai__promo-desc {
    font-size: 0.95rem;
  }
  .page-khuyen-mai__promo-actions {
    flex-direction: column;
    align-items: center;
  }
  .page-khuyen-mai__btn {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
  }
  .page-khuyen-mai__promo-list {
    padding: 24px 12px;
  }
  .page-khuyen-mai__promo-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .page-khuyen-mai__promo-card {
    padding: 8px;
  }
  .page-khuyen-mai__section-title {
    font-size: 1.3rem;
  }
  .page-khuyen-mai__promo-thumb img,
  .page-khuyen-mai__promo-card img {
    max-width: 100%;
    height: auto;
    max-height: none;
  }
  .page-khuyen-mai__how-section {
    padding: 24px 12px;
  }
  .page-khuyen-mai__how-item {
    padding-left: 38px;
  }
  .page-khuyen-mai__how-item::before {
    width: 28px;
    height: 28px;
    line-height: 28px;
    font-size: 0.8rem;
  }
  .page-khuyen-mai__faq-section {
    padding: 24px 12px;
  }
  .page-khuyen-mai__cta-banner {
    padding: 28px 14px;
  }
  .page-khuyen-mai__cta-title {
    font-size: 1.3rem;
  }
  .page-khuyen-mai img {
    max-width: 100%;
    height: auto;
  }
}
@media (max-width: 480px) {
  .page-khuyen-mai__promo-title {
    font-size: 1.2rem;
  }
  .page-khuyen-mai__card-title {
    font-size: 1rem;
  }
  .page-khuyen-mai__card-desc {
    font-size: 0.9rem;
  }
}