.page-khuyen-mai { color: #FFF3E6; background-color: #0D0E12; font-family: Arial, sans-serif; line-height: 1.6; }
.page-khuyen-mai__hero-section { padding-top: 10px; max-width: 1200px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; }
.page-khuyen-mai__hero-image { width: 100%; max-width: 1200px; margin-bottom: 20px; }
.page-khuyen-mai__hero-img { width: 100%; max-width: 1200px; aspect-ratio: 17/5; object-fit: cover; display: block; border-radius: 12px; }
.page-khuyen-mai__hero-content { text-align: center; max-width: 900px; padding: 0 16px; }
.page-khuyen-mai__hero-title { font-weight: 700; line-height: 1.3; letter-spacing: 0.5px; color: #FFA53A; margin: 0 0 12px; }
.page-khuyen-mai__hero-desc { color: #FFF3E6; margin: 0 0 24px; }
.page-khuyen-mai__hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.page-khuyen-mai__btn { display: inline-block; padding: 12px 24px; border-radius: 8px; text-decoration: none; border: none; cursor: pointer; transition: opacity 0.3s; width: auto; }
.page-khuyen-mai__btn--primary { background: linear-gradient(180deg, #FFA53A 0%, #D96800 100%); color: #ffffff; font-weight: 700; }
.page-khuyen-mai__btn--outline { background: transparent; color: #FFA53A; border: 2px solid #A84F0C; }
.page-khuyen-mai__btn:hover { opacity: 0.85; }
.page-khuyen-mai__promo-grid { max-width: 1200px; margin: 40px auto; padding: 0 16px; }
.page-khuyen-mai__section-title { text-align: center; color: #FFA53A; margin-bottom: 30px; font-size: 1.75em; }
.page-khuyen-mai__promo-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.page-khuyen-mai__promo-card { background-color: #17191F; border: 1px solid #A84F0C; border-radius: 12px; padding: 16px; text-align: center; display: flex; flex-direction: column; gap: 12px; }
.page-khuyen-mai__promo-img { width: 100%; aspect-ratio: 2/1; object-fit: cover; border-radius: 8px; }
.page-khuyen-mai__promo-name { color: #FFA53A; margin: 4px 0; font-size: 1.2em; }
.page-khuyen-mai__promo-desc { color: #FFF3E6; font-size: 0.95em; flex-grow: 1; }
.page-khuyen-mai__promo-card .page-khuyen-mai__btn { margin-top: auto; }
.page-khuyen-mai__guide-section { padding: 16px 16px 48px; }
.page-khuyen-mai__guide-inner { max-width: 1000px; margin: 0 auto; display: flex; flex-direction: column; gap: 30px; }
.page-khuyen-mai__guide-figure { background-color: #17191F; border: 1px solid #A84F0C; border-radius: 12px; padding: 20px; }
.page-khuyen-mai__guide-img { width: 100%; max-width: 800px; aspect-ratio: 2/1; object-fit: cover; border-radius: 8px; display: block; margin: 0 auto 16px; }
.page-khuyen-mai__guide-figure h3 { color: #FFA53A; margin: 0 0 8px; }
.page-khuyen-mai__guide-figure p { color: #FFF3E6; }
.page-khuyen-mai__faq-section { max-width: 800px; margin: 0 auto 48px; padding: 0 16px; }
.page-khuyen-mai__faq-list { display: flex; flex-direction: column; gap: 12px; }
.page-khuyen-mai__faq-item { background-color: #17191F; border: 1px solid #A84F0C; border-radius: 8px; padding: 16px; }
.page-khuyen-mai__faq-question { display: flex; justify-content: space-between; align-items: center; cursor: pointer; color: #FFA53A; font-weight: 600; }
.page-khuyen-mai__faq-toggle { font-size: 1.5em; line-height: 1; color: #FFA53A; }
.page-khuyen-mai__faq-answer { margin: 12px 0 0; color: #FFF3E6; }
@media (max-width: 1024px) {
  .page-khuyen-mai__promo-cards { grid-template-columns: repeat(2, 1fr); }
  .page-khuyen-mai__guide-inner { padding: 0 8px; }
}
@media (max-width: 768px) {
  .page-khuyen-mai img, .page-khuyen-mai__hero-img, .page-khuyen-mai__promo-img, .page-khuyen-mai__guide-img { max-width: 100% !important; height: auto !important; }
  .page-khuyen-mai__hero-section { padding: 10px 0 0; }
  .page-khuyen-mai__hero-title { font-weight: 700; line-height: 1.3; }
  .page-khuyen-mai__promo-grid { padding: 0 12px; }
  .page-khuyen-mai__promo-cards { grid-template-columns: 1fr; }
  .page-khuyen-mai__page-khuyen-mai__guide-figure { padding: 12px; }
  .page-khuyen-mai__btn { max-width: 100%; box-sizing: border-box; white-space: normal; word-wrap: break-word; }
  .page-khuyen-mai__hero-actions { width: 100%; max-width: 100%; overflow: hidden; box-sizing: border-box; }
}