.page-khuyen-mai__hero-section { padding-top: 10px; position: relative; overflow: hidden; }
.page-khuyen-mai__hero-image-wrapper { width: 100%; height: 600px; overflow: hidden; }
.page-khuyen-mai__hero-image { width: 100%; height: 100%; object-fit: cover; display: block; }
.page-khuyen-mai__hero-content { max-width: 900px; margin: 40px auto; padding: 0 15px; text-align: center; }
.page-khuyen-mai__main-title { font-size: 48px; font-weight: 700; color: #1F2D3D; line-height: 1.2; margin-bottom: 20px; }
.page-khuyen-mai__intro-text { font-size: 18px; color: #1F2D3D; line-height: 1.6; margin-bottom: 30px; }
.page-khuyen-mai__cta-buttons { display: flex; justify-content: center; gap: 20px; }
.page-khuyen-mai__btn-primary, .page-khuyen-mai__btn-secondary { display: inline-block; padding: 15px 30px; border-radius: 8px; font-weight: 600; text-decoration: none; transition: all 0.3s ease; white-space: normal; word-wrap: break-word; max-width: 100%; box-sizing: border-box; }
.page-khuyen-mai__btn-primary { background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); color: #ffffff; border: none; }
.page-khuyen-mai__btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 15px rgba(47, 107, 255, 0.3); }
.page-khuyen-mai__btn-secondary { background: #FFFFFF; color: #2F6BFF; border: 2px solid #2F6BFF; }
.page-khuyen-mai__btn-secondary:hover { background: #F4F7FB; transform: translateY(-3px); box-shadow: 0 8px 15px rgba(47, 107, 255, 0.1); }

.page-khuyen-mai__promotion-categories, .page-khuyen-mai__featured-promotions, .page-khuyen-mai__faq-section { padding: 60px 0; max-width: 1200px; margin: 0 auto; padding-left: 15px; padding-right: 15px; }
.page-khuyen-mai__section-title { font-size: 36px; font-weight: 700; color: #1F2D3D; text-align: center; margin-bottom: 20px; }
.page-khuyen-mai__section-title--light { color: #ffffff; }
.page-khuyen-mai__section-description { font-size: 18px; color: #1F2D3D; text-align: center; margin-bottom: 40px; line-height: 1.6; }
.page-khuyen-mai__section-description--light { color: #D6E2FF; }

.page-khuyen-mai__category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }
.page-khuyen-mai__category-card { background: #FFFFFF; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08); text-align: center; padding-bottom: 25px; transition: transform 0.3s ease; }
.page-khuyen-mai__category-card:hover { transform: translateY(-10px); }
.page-khuyen-mai__category-image { width: 100%; height: 200px; object-fit: cover; margin-bottom: 20px; display: block; }
.page-khuyen-mai__card-title { font-size: 24px; font-weight: 700; color: #2F6BFF; margin-bottom: 15px; padding: 0 20px; }
.page-khuyen-mai__card-text { font-size: 16px; color: #1F2D3D; line-height: 1.5; margin-bottom: 20px; padding: 0 20px; }
.page-khuyen-mai__card-link { display: inline-block; padding: 10px 20px; border: 2px solid #2F6BFF; border-radius: 5px; color: #2F6BFF; text-decoration: none; font-weight: 600; transition: background-color 0.3s ease, color 0.3s ease; }
.page-khuyen-mai__card-link:hover { background-color: #2F6BFF; color: #ffffff; }

.page-khuyen-mai__featured-promotions { background: #2F6BFF; border-radius: 15px; margin-top: 40px; padding: 60px 15px; }
.page-khuyen-mai__promo-list { display: grid; grid-template-columns: 1fr; gap: 30px; }
.page-khuyen-mai__promo-item { background: #FFFFFF; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08); display: flex; align-items: center; }
.page-khuyen-mai__promo-image { width: 40%; height: auto; object-fit: cover; display: block; }
.page-khuyen-mai__promo-content { padding: 30px; width: 60%; }
.page-khuyen-mai__promo-title { font-size: 28px; font-weight: 700; color: #2F6BFF; margin-bottom: 15px; line-height: 1.3; }
.page-khuyen-mai__promo-details { font-size: 16px; color: #1F2D3D; line-height: 1.6; margin-bottom: 20px; }

.page-khuyen-mai__faq-list { margin-top: 30px; }
.page-khuyen-mai__faq-item { background: #FFFFFF; border: 1px solid #D6E2FF; border-radius: 10px; margin-bottom: 15px; overflow: hidden; }
.page-khuyen-mai__faq-question { display: flex; justify-content: space-between; align-items: center; padding: 20px 25px; cursor: pointer; font-size: 18px; font-weight: 600; color: #1F2D3D; background: #F4F7FB; border-bottom: 1px solid #D6E2FF; }
.page-khuyen-mai__faq-item[open] .page-khuyen-mai__faq-question { border-bottom: none; }
.page-khuyen-mai__faq-question::-webkit-details-marker { display: none; }
.page-khuyen-mai__faq-question::marker { display: none; }
.page-khuyen-mai__faq-toggle { font-size: 24px; font-weight: 700; color: #2F6BFF; transition: transform 0.3s ease; }
.page-khuyen-mai__faq-item[open] .page-khuyen-mai__faq-toggle { transform: rotate(45deg); }
.page-khuyen-mai__faq-answer { padding: 20px 25px; font-size: 16px; color: #1F2D3D; line-height: 1.6; }

/* Responsive styles */
@media (max-width: 1024px) {
  .page-khuyen-mai__main-title { font-size: 40px; }
  .page-khuyen-mai__intro-text { font-size: 16px; }
  .page-khuyen-mai__section-title { font-size: 32px; }
  .page-khuyen-mai__promo-title { font-size: 24px; }
}

@media (max-width: 768px) {
  .page-khuyen-mai__hero-section { padding-top: 10px; }
  .page-khuyen-mai__hero-image-wrapper { height: 400px; }
  .page-khuyen-mai__hero-image { max-width: 100% !important; width: 100% !important; height: auto !important; }
  .page-khuyen-mai__hero-content { margin: 30px auto; padding: 0 20px; }
  .page-khuyen-mai__main-title { font-size: 32px; margin-bottom: 15px; }
  .page-khuyen-mai__intro-text { font-size: 15px; margin-bottom: 25px; }
  .page-khuyen-mai__cta-buttons { flex-direction: column; gap: 15px; padding: 0 20px; }
  .page-khuyen-mai__btn-primary, .page-khuyen-mai__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-khuyen-mai__promotion-categories, .page-khuyen-mai__featured-promotions, .page-khuyen-mai__faq-section {
    padding: 40px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-khuyen-mai__section-title { font-size: 28px; margin-bottom: 15px; }
  .page-khuyen-mai__section-description { font-size: 15px; margin-bottom: 30px; }
  .page-khuyen-mai__category-grid { grid-template-columns: 1fr; }
  .page-khuyen-mai__category-card { padding-bottom: 20px; }
  .page-khuyen-mai__category-image { max-width: 100% !important; width: 100% !important; height: auto !important; }
  .page-khuyen-mai__card-title { font-size: 22px; margin-bottom: 10px; }
  .page-khuyen-mai__card-text { font-size: 15px; margin-bottom: 15px; }
  .page-khuyen-mai__promo-item { flex-direction: column; }
  .page-khuyen-mai__promo-image { width: 100%; height: 250px; border-radius: 12px 12px 0 0; max-width: 100% !important; height: auto !important; }
  .page-khuyen-mai__promo-content { width: 100%; padding: 25px; }
  .page-khuyen-mai__promo-title { font-size: 22px; margin-bottom: 10px; }
  .page-khuyen-mai__promo-details { font-size: 15px; margin-bottom: 15px; }
  .page-khuyen-mai__faq-question { font-size: 16px; padding: 15px 20px; }
  .page-khuyen-mai__faq-answer { padding: 15px 20px; font-size: 15px; }
  .page-khuyen-mai img { max-width: 100% !important; height: auto !important; }
}