.page-khuyen-mai{font-family:'Inter','Segoe UI',Roboto,sans-serif;background-color:#08160F;color:#F2FFF6;line-height:1.7;overflow-x:hidden}
.page-khuyen-mai__hero-section{max-width:1200px;margin:0 auto;padding:10px 16px 0;display:flex;flex-direction:column;align-items:center}
.page-khuyen-mai__hero-image{width:100%;max-width:1024px;margin-bottom:20px}
.page-khuyen-mai__hero-image img{width:100%;height:auto;aspect-ratio:1024/300;object-fit:cover;border-radius:16px;border:1px solid #2E7A4E;box-shadow:0 8px 30px rgba(87,227,141,.15)}
.page-khuyen-mai__hero-content{text-align:center;max-width:850px;padding-bottom:32px}
.page-khuyen-mai__hero-content h1{font-size:2.6rem;font-weight:800;line-height:1.25;letter-spacing:-.5px;color:#F2FFF6;margin:0 0 16px;text-shadow:0 2px 20px rgba(87,227,141,.2)}
.page-khuyen-mai__hero-description{color:#A7D9B8;font-size:1.1rem;max-width:760px;margin:0 auto 28px}
.page-khuyen-mai__hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.page-khuyen-mai__btn{display:inline-block;padding:14px 32px;border-radius:50px;font-weight:700;font-size:1rem;text-decoration:none;transition:all .3s ease;border:2px solid transparent;text-align:center}
.page-khuyen-mai__btn--primary{background:linear-gradient(180deg,#2AD16F 0%,#13994A 100%);color:#08160F;border-color:transparent;box-shadow:0 4px 20px rgba(17,168,78,.4)}
.page-khuyen-mai__btn--primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(87,227,141,.5)}
.page-khuyen-mai__btn--outline{background:transparent;color:#F2C14E;border-color:#F2C14E}
.page-khuyen-mai__btn--outline:hover{background:rgba(242,193,78,.1)}
.page-khuyen-mai__section-title{font-size:2.2rem;font-weight:800;text-align:center;color:#F2FFF6;margin:48px 16px 8px;letter-spacing:-.3px}
.page-khuyen-mai__section-subtitle{text-align:center;color:#A7D9B8;max-width:680px;margin:0 auto 32px;padding:0 16px;font-size:1.05rem}
.page-khuyen-mai__promo-section{max-width:1200px;margin:0 auto;padding:24px 16px}
.page-khuyen-mai__promo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.page-khuyen-mai__promo-card{background:#11271B;border:1px solid #2E7A4E;border-radius:16px;padding:20px;transition:transform .3s ease,box-shadow .3s ease}
.page-khuyen-mai__promo-card:hover{transform:translateY(-4px);box-shadow:0 10px 40px rgba(87,227,141,.15)}
.page-khuyen-mai__promo-card img{width:100%;height:auto;aspect-ratio:800/400;object-fit:cover;border-radius:12px;margin-bottom:16px}
.page-khuyen-mai__promo-title{font-size:1.35rem;font-weight:700;color:#F2FFF6;margin-bottom:8px}
.page-khuyen-mai__promo-desc{color:#A7D9B8;font-size:.95rem;margin-bottom:16px}
.page-khuyen-mai__promo-cta{display:inline-block;padding:10px 24px;border-radius:50px;background:linear-gradient(180deg,#2AD16F 0%,#13994A 100%);color:#08160F;font-weight:700;text-decoration:none;font-size:.95rem;transition:transform .3s}
.page-khuyen-mai__promo-cta:hover{transform:scale(1.03)}
.page-khuyen-mai__steps-section{background:rgba(10,75,44,.2);padding:40px 16px;border-top:1px solid #1E3A2A;border-bottom:1px solid #1E3A2A}
.page-khuyen-mai__steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:1000px;margin:0 auto 24px}
.page-khuyen-mai__step-item{text-align:center;padding:20px 16px;background:#11271B;border-radius:12px;border:1px solid #2E7A4E}
.page-khuyen-mai__step-number{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;background:linear-gradient(180deg,#2AD16F 0%,#13994A 100%);color:#08160F;font-size:1.4rem;font-weight:800;margin-bottom:12px}
.page-khuyen-mai__step-text{color:#A7D9B8;font-size:.95rem}
.page-khuyen-mai__steps-action{text-align:center;margin-top:24px}
.page-khuyen-mai__faq-section{max-width:900px;margin:0 auto;padding:40px 16px 64px}
.page-khuyen-mai__faq-list{display:flex;flex-direction:column;gap:12px}
.page-khuyen-mai__faq-item{background:#11271B;border:1px solid #2E7A4E;border-radius:12px;overflow:hidden}
.page-khuyen-mai__faq-question{list-style:none;display:flex;justify-content:space-between;align-items:center;padding:16px 20px;cursor:pointer;font-weight:600;color:#F2FFF6;transition:background .3s}
.page-khuyen-mai__faq-question:hover{background:rgba(17,168,78,.1)}
.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:28px;height:28px;border-radius:50%;background:rgba(87,227,141,.2);color:#57E38D;font-size:1.2rem;font-weight:700;transition:transform .3s}
.page-khuyen-mai__faq-item[open] .page-khuyen-mai__faq-icon{transform:rotate(45deg)}
.page-khuyen-mai__faq-answer{padding:0 20px 20px;color:#A7D9B8;font-size:.95rem}
@media(max-width:1024px){
  .page-khuyen-mai__promo-grid{grid-template-columns:1fr;max-width:640px;margin:0 auto}
  .page-khuyen-mai__steps-grid{grid-template-columns:repeat(2,1fr);max-width:640px}
}
@media(max-width:768px){
  .page-khuyen-mai__hero-section{padding:8px 12px 0}
  .page-khuyen-mai__hero-image{margin-bottom:12px}
  .page-khuyen-mai__hero-image img{aspect-ratio:2/1}
  .page-khuyen-mai__hero-content h1{font-size:1.75rem;line-height:1.3}
  .page-khuyen-mai__hero-description{font-size:1rem}
  .page-khuyen-mai__section-title{font-size:1.6rem;margin-top:32px}
  .page-khuyen-mai__steps-grid{grid-template-columns:1fr 1fr;gap:12px}
  .page-khuyen-mai__step-item{padding:16px 10px}
  .page-khuyen-mai__step-number{width:40px;height:40px;font-size:1.1rem}
  .page-khuyen-mai__promo-card{padding:16px}
  .page-khuyen-mai__hero-actions{width:100%;max-width:100%;overflow:hidden;box-sizing:border-box}
  .page-khuyen-mai__btn{max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;flex:1 1 100%}
  .page-khuyen-mai img{max-width:100%!important;height:auto!important}
  .page-khuyen-mai{max-width:100%;overflow-x:hidden}
  .page-khuyen-mai__promo-section,.page-khuyen-mai__faq-section{padding-left:12px;padding-right:12px}
}