.page-khuyen-mai {
  background-color: #140C0C;
  color: #FFF1E8;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Hero Section */
.page-khuyen-mai__hero-section {
  padding: 10px 16px 0;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-khuyen-mai__hero-image {
  width: 100%;
  max-width: 1020px;
  margin-bottom: 24px;
}

.page-khuyen-mai__hero-img {
  width: 100%;
  height: auto;
  aspect-ratio: 17/5;
  object-fit: cover;
  display: block;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.page-khuyen-mai__hero-content {
  width: 100%;
  max-width: 900px;
  text-align: center;
  padding: 0 16px 32px;
}

.page-khuyen-mai__hero-title {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: #FFF1E8;
}

.page-khuyen-mai__hero-subtitle {
  margin: 0 auto 24px;
  max-width: 640px;
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  line-height: 1.6;
  color: #d0c8c2;
}

.page-khuyen-mai__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  width: 100%;
}

/* Button */
.page-khuyen-mai__btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform 0.2s ease, opacity 0.2s ease;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-khuyen-mai__btn--primary {
  background: linear-gradient(180deg, #FFB04A 0%, #D86A14 100%);
  color: #140C0C;
}

.page-khuyen-mai__btn--secondary {
  background: linear-gradient(180deg, #7E0D0D 0%, #4A0808 100%);
  color: #F3C54D;
  border: 1px solid #F3C54D;
}

.page-khuyen-mai__btn:hover {
  transform: scale(1.03);
}

/* Promo Section */
.page-khuyen-mai__promo-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 16px;
}

.page-khuyen-mai__section-title {
  text-align: center;
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 800;
  color: #F3C54D;
}

.page-khuyen-mai__section-desc {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 32px;
  font-size: 1rem;
  line-height: 1.6;
  color: #d0c8c2;
}

.page-khuyen-mai__promo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.page-khuyen-mai__promo-card {
  background-color: #2A1212;
  border: 1px solid #6A1E1E;
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease;
}

.page-khuyen-mai__promo-card:hover {
  transform: translateY(-4px);
}

.page-khuyen-mai__promo-card-image {
  width: 100%;
  overflow: hidden;
}

.page-khuyen-mai__promo-img {
  width: 100%;
  height: auto;
  aspect-ratio: 3/2;
  object-fit: cover;
  display: block;
}

.page-khuyen-mai__promo-card-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.page-khuyen-mai__promo-card-title {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 700;
  color: #F3C54D;
}

.page-khuyen-mai__promo-card-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: #d0c8c2;
  flex-grow: 1;
}

.page-khuyen-mai__promo-card .page-khuyen-mai__btn {
  align-self: flex-start;
}

/* Guide Section */
.page-khuyen-mai__guide-section {
  background-color: #1d111b;
  border-block: 1px solid #6A1E1E;
}

.page-khuyen-mai__guide-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 48px 16px;
}

.page-khuyen-mai__guide-title {
  text-align: center;
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 800;
  color: #F3C54D;
}

.page-khuyen-mai__guide-desc {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 32px;
  font-size: 1rem;
  line-height: 1.6;
  color: #d0c8c2;
}

.page-khuyen-mai__guide-content {
  width: 100%;
}

.page-khuyen-mai__guide-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.page-khuyen-mai__guide-step {
  background-color: #2A1212;
  border: 1px solid #6A1E1E;
  border-radius: 12px;
  padding: 24px;
  text-align: center;
}

.page-khuyen-mai__guide-step-title {
  margin: 0 0 12px;
  font-size: 1.1rem;
  font-weight: 700;
  color: #F3C54D;
}

.page-khuyen-mai__guide-step-text {
  margin: 0 auto;
  max-width: 260px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: #d0c8c2;
}

.page-khuyen-mai__guide-figure {
  margin: 0;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.page-khuyen-mai__guide-figure img {
  width: 100%;
  max-width: 800px;
  height: auto;
  aspect-ratio: 2/1;
  object-fit: cover;
  border-radius: 16px;
  display: block;
}

/* Blog Section */
.page-khuyen-mai__blog-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 16px;
}

.page-khuyen-mai__blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.page-khuyen-mai__blog-card {
  background-color: #2A1212;
  border: 1px solid #6A1E1E;
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease;
}

.page-khuyen-mai__blog-card:hover {
  transform: translateY(-4px);
}

.page-khuyen-mai__blog-card-image {
  width: 100%;
  overflow: hidden;
}

.page-khuyen-mai__blog-img {
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
}

.page-khuyen-mai__blog-card-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.page-khuyen-mai__blog-card-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.page-khuyen-mai__blog-card-title a {
  color: #F3C54D;
  text-decoration: none;
}

.page-khuyen-mai__blog-card-title a:hover {
  color: #FFB04A;
}

.page-khuyen-mai__blog-card-excerpt {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: #d0c8c2;
  flex-grow: 1;
}

.page-khuyen-mai__blog-card-more {
  align-self: flex-start;
  color: #F3C54D;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.page-khuyen-mai__blog-card-more:hover {
  border-bottom-color: #F3C54D;
}

.page-khuyen-mai__blog-actions {
  text-align: center;
}

/* FAQ Section */
.page-khuyen-mai__faq-section {
  background-color: #1d111b;
  border-block: 1px solid #6A1E1E;
}

.page-khuyen-mai__faq-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 16px;
}

.page-khuyen-mai__faq-title {
  text-align: center;
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 800;
  color: #F3C54D;
}

.page-khuyen-mai__faq-desc {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 32px;
  font-size: 1rem;
  line-height: 1.6;
  color: #d0c8c2;
}

.page-khuyen-mai__faq-item {
  background-color: #2A1212;
  border: 1px solid #6A1E1E;
  border-radius: 12px;
  margin-bottom: 16px;
  overflow: hidden;
}

.page-khuyen-mai__faq-question {
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 700;
  color: #FFF1E8;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
}

.page-khuyen-mai__faq-question::-webkit-details-marker {
  display: none;
}

.page-khuyen-mai__faq-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: #E53030;
  color: #FFF1E8;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.page-khuyen-mai__faq-answer {
  padding: 0 24px 20px;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #d0c8c2;
}

/* CTA Section */
.page-khuyen-mai__cta-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 16px;
  text-align: center;
}

.page-khuyen-mai__cta-title {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: #F3C54D;
}

.page-khuyen-mai__cta-text {
  margin: 0 auto 24px;
  max-width: 560px;
  font-size: 1.05rem;
  line-height: 1.6;
  color: #d0c8c2;
}

.page-khuyen-mai__cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  width: 100%;
}

/* Responsive */
@media (max-width: 1024px) {
  .page-khuyen-mai__promo-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-khuyen-mai__blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-khuyen-mai__guide-steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .page-khuyen-mai__hero-image {
    aspect-ratio: 2/1;
  }

  .page-khuyen-mai__hero-title {
    font-size: clamp(1.4rem, 4vw, 1.8rem);
  }

  .page-khuyen-mai__hero-subtitle {
    font-size: 0.95rem;
  }

  .page-khuyen-mai__promo-grid {
    grid-template-columns: 1fr;
  }

  .page-khuyen-mai__promo-card-title {
    font-size: 1.1rem;
  }

  .page-khuyen-mai__blog-grid {
    grid-template-columns: 1fr;
  }

  .page-khuyen-mai__guide-steps {
    grid-template-columns: 1fr;
  }

  .page-khuyen-mai__guide-figure {
    width: 100%;
  }

  .page-khuyen-mai__guide-figure img {
    width: 100%;
    max-width: 100%;
  }

  .page-khuyen-mai__btn {
    max-width: 100%;
    box-sizing: border-box;
  }

  .page-khuyen-mai__cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .page-khuyen-mai__cta-actions .page-khuyen-mai__btn {
    width: 100%;
  }

  .page-khuyen-mai img {
    max-width: 100% !important;
    height: auto !important;
  }
}