.page-khuyen-mai { color: #1F2D3D; background: #F4F7FB; }
.page-khuyen-mai h1, .page-khuyen-mai h2, .page-khuyen-mai h3 { color: #2F6BFF; }
.page-khuyen-mai__hero-section { padding-top: 0; margin-top: 0; position: relative; overflow: hidden; background: #F4F7FB; display: flex; flex-direction: column; }
.page-khuyen-mai__hero-image { width: 100%; height: auto; display: block; object-fit: cover; }
.page-khuyen-mai__hero-content { max-width: 1200px; width: 100%; margin: 0 auto; padding: 24px 16px; box-sizing: border-box; }
.page-khuyen-mai__hero-title { font-weight: 700; line-height: 1.3; letter-spacing: -0.02em; max-width: 900px; margin-bottom: 12px; }
.page-khuyen-mai__hero-desc { font-size: 1.05rem; line-height: 1.7; color: #1F2D3D; max-width: 800px; margin-bottom: 20px; }
.page-khuyen-mai__hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.page-khuyen-mai__btn { display: inline-block; padding: 14px 28px; border-radius: 10px; font-weight: 600; text-decoration: none; text-align: center; transition: opacity 0.2s ease; box-sizing: border-box; }
.page-khuyen-mai__btn--primary { background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); color: #FFFFFF; box-shadow: 0 4px 14px rgba(47, 107, 255, 0.35); }
.page-khuyen-mai__btn--secondary { background: #FFFFFF; color: #2F6BFF; border: 2px solid #D6E2FF; }
.page-khuyen-mai__btn:hover { opacity: 0.9; }
.page-khuyen-mai__intro-section, .page-khuyen-mai__promo-section, .page-khuyen-mai__list-section, .page-khuyen-mai__faq-section { max-width: 1200px; width: 100%; margin: 0 auto; padding: 40px 16px; box-sizing: border-box; }
.page-khuyen-mai__section-title { font-weight: 700; margin-bottom: 20px; line-height: 1.35; }
.page-khuyen-mai__text { font-size: 1rem; line-height: 1.8; color: #1F2D3D; margin-bottom: 16px; }
.page-khuyen-mai__promo-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.page-khuyen-mai__promo-card { background: #FFFFFF; border: 1px solid #D6E2FF; border-radius: 14px; padding: 24px; box-shadow: 0 4px 16px rgba(165, 196, 255, 0.18); display: flex; flex-direction: column; }
.page-khuyen-mai__promo-title { font-weight: 700; margin-bottom: 12px; line-height: 1.4; }
.page-khuyen-mai__promo-text { font-size: 0.98rem; line-height: 1.75; color: #1F2D3D; margin-bottom: 20px; flex-grow: 1; }
.page-khuyen-mai__steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.page-khuyen-mai__step { background: #FFFFFF; border: 1px solid #D6E2FF; border-radius: 14px; padding: 24px; }
.page-khuyen-mai__step-num { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); color: #FFFFFF; font-weight: 700; font-size: 1.2rem; margin-bottom: 12px; }
.page-khuyen-mai__step-title { font-weight: 700; margin-bottom: 8px; line-height: 1.4; }
.page-khuyen-mai__step-text { font-size: 0.95rem; line-height: 1.7; color: #1F2D3D; }
.page-khuyen-mai__faq-item { background: #FFFFFF; border: 1px solid #D6E2FF; border-radius: 12px; padding: 20px 24px; margin-bottom: 14px; }
.page-khuyen-mai__faq-q { font-weight: 700; margin-bottom: 10px; line-height: 1.5; }
.page-khuyen-mai__faq-a { font-size: 0.96rem; line-height: 1.75; color: #1F2D3D; }
.page-khuyen-mai__cta-section { max-width: 1200px; width: 100%; margin: 0 auto 40px; padding: 0 16px; box-sizing: border-box; }
.page-khuyen-mai__cta-image { width: 100%; height: auto; display: block; border-radius: 16px 16px 0 0; object-fit: cover; }
.page-khuyen-mai__cta-content { background: #FFFFFF; border: 1px solid #D6E2FF; border-top: none; border-radius: 0 0 16px 16px; padding: 32px 24px; text-align: center; }
.page-khuyen-mai__cta-title { font-weight: 700; margin-bottom: 12px; line-height: 1.35; }
.page-khuyen-mai__cta-text { font-size: 1rem; line-height: 1.75; color: #1F2D3D; max-width: 720px; margin: 0 auto 22px; }
.page-khuyen-mai__cta-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
@media (max-width: 768px) {
  .page-khuyen-mai { max-width: 100%; overflow-x: hidden; }
  .page-khuyen-mai img { max-width: 100%; height: auto; }
  .page-khuyen-mai__hero-content { padding: 18px 14px; }
  .page-khuyen-mai__hero-actions { flex-direction: column; }
  .page-khuyen-mai__btn { width: 100%; max-width: 100%; box-sizing: border-box; white-space: normal; word-wrap: break-word; }
  .page-khuyen-mai__promo-grid { grid-template-columns: 1fr; }
  .page-khuyen-mai__steps { grid-template-columns: 1fr; }
  .page-khuyen-mai__intro-section, .page-khuyen-mai__promo-section, .page-khuyen-mai__list-section, .page-khuyen-mai__faq-section { padding: 28px 14px; }
  .page-khuyen-mai__cta-section { padding: 0 14px; margin-bottom: 28px; }
  .page-khuyen-mai__cta-actions { flex-direction: column; }
  .page-khuyen-mai__faq-item { padding: 16px 18px; }
}