.page-khuyen-mai { color: #333333; font-family: 'Nunito Sans', 'Helvetica Neue', Arial, sans-serif; }
.page-khuyen-mai__hero-section { background: #f5f7fa; padding-top: 10px; }
.page-khuyen-mai__hero-image-block { text-align: center; }
.page-khuyen-mai__hero-image { width: 100%; height: auto; aspect-ratio: 17/5; object-fit: cover; display: block; }
.page-khuyen-mai__hero-content { max-width: 1200px; margin: 0 auto; padding: 24px 16px; text-align: center; }
.page-khuyen-mai__hero-title { font-size: clamp(1.6rem, 3vw, 2.4rem); color: #017439; font-weight: 800; letter-spacing: -0.5px; line-height: 1.3; max-width: 46rem; margin: 0 auto 12px; }
.page-khuyen-mai__hero-subtitle { max-width: 52rem; margin: 0 auto 20px; font-weight: 400; line-height: 1.6; color: #444; }
.page-khuyen-mai__btn { display: inline-block; padding: 13px 30px; border-radius: 999px; font-weight: 700; text-decoration: none; transition: transform .2s ease, background .2s ease; border: 0; cursor: pointer; }
.page-khuyen-mai__btn--primary { background: #C30808; color: #FFFF00; }
.page-khuyen-mai__btn--primary:hover { background: #a00606; transform: scale(1.02); }
.page-khuyen-mai__logo-section { padding: 40px 16px; max-width: 1200px; margin: 0 auto; }
.page-khuyen-mai__logo-title { text-align: center; color: #017439; font-size: 1.8rem; margin-bottom: 28px; font-weight: 700; }
.page-khuyen-mai__logo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px 16px; justify-items: center; }
.page-khuyen-mai__logo-item { display: flex; flex-direction: column; align-items: center; gap: 12px; max-width: 280px; width: 100%; }
.page-khuyen-mai__logo-image { width: 100%; height: auto; aspect-ratio: 2/1; object-fit: contain; border: 1px solid #eaeef2; border-radius: 12px; background: #fff; }
.page-khuyen-mai__logo-cta { padding: 10px 22px; border-radius: 999px; background: #017439; color: #ffffff; font-weight: 700; text-decoration: none; display: inline-block; box-sizing: border-box; max-width: 100%; white-space: normal; word-wrap: break-word; text-align: center; }
.page-khuyen-mai__logo-cta:hover { background: #015c2d; }
.page-khuyen-mai__logo-item:nth-child(5) { grid-column: 2; }
.page-khuyen-mai__logo-item:nth-child(6) { grid-column: 3; }
.page-khuyen-mai__guide-section { background: #fff; }
.page-khuyen-mai__guide-inner { max-width: 1000px; margin: 0 auto; padding: 16px 16px 48px; }
.page-khuyen-mai__guide-title { text-align: center; color: #017439; font-size: 1.8rem; margin-bottom: 24px; font-weight: 700; }
.page-khuyen-mai__guide-figure { margin: 0 0 24px; text-align: center; background: #f8faf9; border-radius: 12px; padding: 12px; }
.page-khuyen-mai__guide-figure img { width: 100%; max-width: 800px; aspect-ratio: 2/1; object-fit: cover; border-radius: 8px; }
.page-khuyen-mai__guide-figure figcaption { font-size: 0.9rem; margin-top: 8px; color: #666; font-weight: 600; }
.page-khuyen-mai__guide-steps { max-width: 800px; margin: 24px auto 0; }
.page-khuyen-mai__guide-steps h3 { color: #017439; font-size: 1.3rem; margin-bottom: 12px; }
.page-khuyen-mai__guide-steps p { margin: 8px 0; line-height: 1.6; }
.page-khuyen-mai__guide-steps ol { padding-left: 20px; line-height: 1.8; }
@media (max-width: 1024px) {
  .page-khuyen-mai__logo-grid { grid-template-columns: repeat(3, 1fr); }
  .page-khuyen-mai__logo-item:nth-child(5), .page-khuyen-mai__logo-item:nth-child(6) { grid-column: auto; }
}
@media (max-width: 768px) {
  .page-khuyen-mai__hero-image { aspect-ratio: 2/1; }
  .page-khuyen-mai__hero-content { padding: 20px 12px; }
  .page-khuyen-mai__hero-title { font-size: clamp(1.4rem, 5vw, 1.8rem); }
  .page-khuyen-mai__btn { max-width: 100%; box-sizing: border-box; width: auto; white-space: normal; word-wrap: break-word; padding: 12px 20px; }
  .page-khuyen-mai__logo-grid { grid-template-columns: repeat(2, 1fr); }
  .page-khuyen-mai__logo-item:nth-child(5), .page-khuyen-mai__logo-item:nth-child(6) { grid-column: auto; }
  .page-khuyen-mai__logo-title { font-size: 1.3rem; }
  .page-khuyen-mai__guide-title { font-size: 1.3rem; }
  .page-khuyen-mai__guide-figure { margin-bottom: 16px; }
  .page-khuyen-mai img { max-width: 100% !important; height: auto !important; }
  .page-khuyen-mai { overflow-x: hidden; }
}