.page-khuyen-mai{color:#333333;background-color:#ffffff}
.page-khuyen-mai__hero-section{background-color:#08162B;padding:10px 20px 40px}
.page-khuyen-mai__hero-image-wrap{width:100%;display:flex;justify-content:center}
.page-khuyen-mai__hero-image{width:100%;max-width:1020px;height:auto;aspect-ratio:1020/300;object-fit:cover;display:block;border-radius:12px}
.page-khuyen-mai__hero-content{text-align:center;max-width:960px;margin:24px auto 0}
.page-khuyen-mai__hero-title{color:#F3F8FF;font-weight:700;line-height:1.3;letter-spacing:0.2px;margin:0;max-width:850px;margin-left:auto;margin-right:auto}
.page-khuyen-mai__hero-desc{color:#F3F8FF;background-color:rgba(16,35,63,0.7);padding:16px 20px;border-radius:12px;margin-top:16px}
.page-khuyen-mai__hero-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:24px}
.page-khuyen-mai__btn{display:inline-block;padding:12px 28px;background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#F3F8FF;border:1px solid #244D84;border-radius:8px;text-decoration:none;font-weight:600;text-align:center;transition:box-shadow 0.3s}
.page-khuyen-mai__btn:hover{box-shadow:0 4px 20px rgba(79,168,255,0.4)}
.page-khuyen-mai__btn--secondary{background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);border-color:#244D84}
.page-khuyen-mai__intro-section{padding:48px 16px}
.page-khuyen-mai__intro-inner{max-width:960px;margin:0 auto}
.page-khuyen-mai__intro-title{color:#113B7A;font-size:clamp(1.2rem,2.5vw,1.8rem);font-weight:700;text-align:center}
.page-khuyen-mai__intro-text{color:#333333;line-height:1.7;font-size:clamp(0.9rem,1.2vw,1rem)}
.page-khuyen-mai__promo-section{background-color:#08162B;padding:48px 16px}
.page-khuyen-mai__promo-inner{max-width:1200px;margin:0 auto}
.page-khuyen-mai__promo-title{color:#F3F8FF;text-align:center;font-size:clamp(1.2rem,2.5vw,1.8rem);font-weight:700}
.page-khuyen-mai__promo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:16px}
.page-khuyen-mai__promo-card{background-color:#10233F;border:1px solid #244D84;border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.page-khuyen-mai__promo-image{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover}
.page-khuyen-mai__promo-card-body{padding:20px;display:flex;flex-direction:column;flex-grow:1}
.page-khuyen-mai__promo-card-title{color:#F2C14E;font-size:clamp(1rem,1.2vw,1.25rem);margin-top:8px;margin-bottom:8px}
.page-khuyen-mai__promo-card-desc{color:#AFC4E8;font-size:0.95rem;line-height:1.6;margin-bottom:20px}
.page-khuyen-mai__btn{margin-top:auto;align-self:flex-start}
.page-khuyen-mai__steps-section{padding:48px 16px}
.page-khuyen-mai__steps-inner{max-width:960px;margin:0 auto;text-align:center}
.page-khuyen-mai__steps-title{color:#113B7A;font-weight:700;font-size:clamp(1.2rem,2.5vw,1.8rem)}
.page-khuyen-mai__steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:16px}
.page-khuyen-mai__step-item{background-color:#10233F;padding:20px;border-radius:12px;text-align:center;border:1px solid #244D84}
.page-khuyen-mai__step-number{display:block;font-size:2rem;font-weight:800;color:#F2C14E}
.page-khuyen-mai__step-text{color:#F3F8FF;margin-top:8px}
.page-khuyen-mai__steps-actions{margin-top:24px}
.page-khuyen-mai__promo-grid-section{background-color:#f5f7fa;padding:48px 16px}
.page-khuyen-mai__promo-grid-inner{max-width:1200px;margin:0 auto}
.page-khuyen-mai__promo-grid-title{color:#113B7A;font-weight:700;text-align:center;font-size:clamp(1.2rem,2.5vw,1.8rem)}
.page-khuyen-mai__promo-grid-desc{color:#333333;text-align:center;max-width:800px;margin-left:auto;margin-right:auto}
.page-khuyen-mai__promo-grid-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:16px}
.page-khuyen-mai__product-card{background-color:#10233F;border-left:4px solid #F2C14E;padding:16px;border-radius:8px}
.page-khuyen-mai__product-card-title{color:#F2C14E;font-size:1.05rem;font-weight:700}
.page-khuyen-mai__product-card-desc{color:#F3F8FF;font-size:0.9rem;line-height:1.5}
.page-khuyen-mai__guide-section{background-color:#10233F;padding:48px 16px}
.page-khuyen-mai__guide-inner{max-width:900px;margin:0 auto}
.page-khuyen-mai__guide-title{color:#F3F8FF;text-align:center;font-size:clamp(1.2rem,2.5vw,1.8rem)}
.page-khuyen-mai__guide-figure img{width:100%;max-width:800px;aspect-ratio:2/1;object-fit:cover;border-radius:12px;margin-top:16px}
.page-khuyen-mai__faq-item{background-color:rgba(36,77,132,0.2);border:1px solid #244D84;padding:16px;border-radius:8px;margin-top:8px}
.page-khuyen-mai__faq-question{color:#F3F8FF;font-weight:600;cursor:pointer}
.page-khuyen-mai__faq-question::after{content:" + ";float:right;color:#F2C14E}
.page-khuyen-mai__faq-item[open] .page-khuyen-mai__faq-question::after{content:" − ";color:#F2C14E}
.page-khuyen-mai__faq-answer{color:#AFC4E8;margin-top:8px;line-height:1.6}
@media (max-width:768px){
.page-khuyen-mai__hero-image{aspect-ratio:2/1;max-width:100%}
.page-khuyen-mai__promo-grid{grid-template-columns:1fr}
.page-khuyen-mai__steps-grid{grid-template-columns:repeat(2,1fr)}
.page-khuyen-mai__promo-grid-list{grid-template-columns:1fr}
.page-khuyen-mai__btn{max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word}
.page-khuyen-mai img{max-width:100% !important;height:auto !important}
.page-khuyen-mai{max-width:100%;overflow-x:hidden}
}
@media (max-width:480px){
.page-khuyen-mai__steps-grid{grid-template-columns:1fr}
}