.page-khuyen-mai{overflow-x:hidden;background-color:var(--deep-navy);color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif}
.page-khuyen-mai__hero-section{display:flex;flex-direction:column;align-items:center;gap:10px;padding:10px 0 0}
.page-khuyen-mai__hero-image{width:100%;max-width:1600px;margin:0 auto}
.page-khuyen-mai__hero-image img{display:block;width:100%;height:auto;aspect-ratio:25/8;object-fit:cover;border-radius:16px}
.page-khuyen-mai__hero-content{width:100%;max-width:1200px;margin:0 auto;padding:12px 20px 24px;text-align:center}
.page-khuyen-mai__hero-title{font-weight:800;line-height:1.35;letter-spacing:-0.01em;color:#fff;margin:0 0 14px;max-width:900px;margin-left:auto;margin-right:auto;font-size:clamp(1.45rem,2.6vw,2.3rem)}
.page-khuyen-mai__hero-description{font-size:1rem;line-height:1.65;color:#AFC4E8;max-width:800px;margin:0 auto 22px}
.page-khuyen-mai__hero-buttons{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;padding:0 10px}
.page-khuyen-mai__cta-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:12px 28px;border-radius:100px;font-weight:700;font-size:0.98rem;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease;box-sizing:border-box}
.page-khuyen-mai__cta-button--primary{background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#fff;box-shadow:0 6px 18px rgba(43,115,246,.35)}
.page-khuyen-mai__cta-button--secondary{background:transparent;border:2px solid #2B73F6;color:#AFC4E8}
.page-khuyen-mai__cta-button--primary:hover,.page-khuyen-mai__cta-button--secondary:hover{transform:translateY(-2px)}
.page-khuyen-mai__cta-button--primary:hover{box-shadow:0 10px 24px rgba(43,115,246,.5)}
.page-khuyen-mai__promo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1200px;margin:0 auto;padding:40px 16px 10px}
.page-khuyen-mai__promo-card{background:#10233F;border:1px solid #244D84;border-radius:14px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 8px 20px rgba(0,0,0,.25);height:100%}
.page-khuyen-mai__promo-image{width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid #244D84}
.page-khuyen-mai__promo-info{padding:20px 20px 16px;display:flex;flex-direction:column;flex:1}
.page-khuyen-mai__promo-tag{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#F2C14E;border:1px solid rgba(242,193,78,.4);padding:4px 10px;border-radius:100px;margin-bottom:12px;align-self:flex-start}
.page-khuyen-mai__promo-title{font-size:1.08rem;font-weight:700;line-height:1.4;color:#fff;margin:0 0 8px}
.page-khuyen-mai__promo-desc{font-size:.9rem;line-height:1.55;color:#AFC4E8;margin:0 0 16px;flex:1}
.page-khuyen-mai__promo-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid #1B3357;padding-top:14px;margin-top:auto}
.page-khuyen-mai__promo-code{font-size:.78rem;color:#AFC4E8;background:#08162B;border:1px dashed #244D84;padding:5px 12px;border-radius:8px}
.page-khuyen-mai__promo-link{font-weight:700;font-size:.88rem;color:#4FA8FF;text-decoration:none;white-space:nowrap;transition:color .2s}
.page-khuyen-mai__promo-link:hover{color:#fff}
.page-khuyen-mai__details{padding:46px 16px 20px}
.page-khuyen-mai__details-inner{max-width:1200px;margin:0 auto}
.page-khuyen-mai__details-title{font-size:clamp(1.4rem,2.4vw,2rem);font-weight:800;color:#fff;text-align:center;margin:0 0 16px}
.page-khuyen-mai__details-desc{font-size:1rem;line-height:1.7;color:#AFC4E8;max-width:900px;margin:0 auto 28px;text-align:center}
.page-khuyen-mai__details-list{display:grid;grid-template-columns:1fr;gap:20px}
.page-khuyen-mai__details-item{background:#10233F;border:1px solid #244D84;border-radius:14px;padding:24px 28px;transition:border-color .2s ease}
.page-khuyen-mai__details-item:hover{border-color:#4FA8FF}
.page-khuyen-mai__details-item-title{font-size:1.15rem;font-weight:700;color:#F2C14E;margin:0 0 10px}
.page-khuyen-mai__details-item p{color:#AFC4E8;line-height:1.65;font-size:.95rem;margin:0 0 10px}
.page-khuyen-mai__details-item ul{padding-left:20px;margin:0;color:#AFC4E8;line-height:1.65}
.page-khuyen-mai__details-item li{margin-bottom:8px}
.page-khuyen-mai__guide-section{padding:44px 16px 20px}
.page-khuyen-mai__guide-inner{max-width:1000px;margin:0 auto}
.page-khuyen-mai__guide-title{font-size:clamp(1.4rem,2.4vw,2rem);font-weight:800;color:#fff;text-align:center;margin:0 0 24px}
.page-khuyen-mai__guide-figure{margin:0 0 16px;border-radius:12px;overflow:hidden}
.page-khuyen-mai__guide-figure img{display:block;width:100%;max-width:800px;aspect-ratio:2/1;object-fit:cover;margin:0 auto;border-radius:12px}
.page-khuyen-mai__guide-steps{margin:0 auto;max-width:780px}
.page-khuyen-mai__guide-steps ol{padding-left:20px;color:#AFC4E8;line-height:1.8;margin:0}
.page-khuyen-mai__guide-steps li{margin-bottom:12px;font-size:.97rem}
.page-khuyen-mai__guide-steps strong{color:#fff}
.page-khuyen-mai__guide-actions{text-align:center;margin-top:28px}
.page-khuyen-mai__guide-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 34px;background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#fff;border-radius:100px;font-weight:700;text-decoration:none;box-shadow:0 6px 18px rgba(43,115,246,.3);transition:transform .2s ease}
.page-khuyen-mai__guide-button:hover{transform:translateY(-2px)}
.page-khuyen-mai__faq-section{padding:44px 16px 60px}
.page-khuyen-mai__faq-inner{max-width:860px;margin:0 auto}
.page-khuyen-mai__faq-title{font-size:clamp(1.3rem,2.2vw,1.9rem);font-weight:800;color:#fff;text-align:center;margin:0 0 20px}
.page-khuyen-mai__faq-item{background:#10233F;border:1px solid #244D84;border-radius:12px;margin-bottom:12px;transition:border-color .2s ease}
.page-khuyen-mai__faq-item:hover{border-color:#1D5FD1}
.page-khuyen-mai__faq-question{list-style:none;padding:18px 20px;font-weight:700;font-size:1rem;color:#F3F8FF;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px}
.page-khuyen-mai__faq-question::-webkit-details-marker{display:none}
.page-khuyen-mai__faq-icon{width:24px;height:24px;flex:0 0 24px;border-radius:50%;background:#1D5FD1;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1.1rem;font-weight:400;text-align:center;line-height:1}
.page-khuyen-mai__faq-answer{padding:0 20px 16px;color:#AFC4E8;line-height:1.65;font-size:.95rem}
.page-khuyen-mai__faq-item[open] .page-khuyen-mai__faq-icon{background:#F2C14E;color:#08162B}
@media (max-width:1024px){
.page-khuyen-mai__promo-grid{grid-template-columns:repeat(2,1fr);padding:30px 16px 10px}
.page-khuyen-mai__details-inner,.page-khuyen-mai__hero-content{padding-left:16px;padding-right:16px}
}
@media (max-width:768px){
.page-khuyen-mai__hero-section{padding-top:8px}
.page-khuyen-mai__hero-image img{aspect-ratio:2/1}
.page-khuyen-mai__hero-content{padding:12px 12px 18px}
.page-khuyen-mai__hero-description{font-size:.95rem}
.page-khuyen-mai__hero-buttons{flex-direction:column;align-items:stretch;max-width:360px;width:100%;margin:0 auto}
.page-khuyen-mai__cta-button{width:100%;padding:12px 18px;white-space:normal;word-wrap:break-word;text-align:center}
.page-khuyen-mai__promo-grid{grid-template-columns:1fr;gap:18px;padding:20px 12px 10px}
.page-khuyen-mai__promo-info{padding:16px}
.page-khuyen-mai__promo-desc{font-size:.88rem}
.page-khuyen-mai__details{padding:28px 12px 16px}
.page-khuyen-mai__details-desc{font-size:.94rem;text-align:left}
.page-khuyen-mai__details-item{padding:18px}
.page-khuyen-mai__guide-section{padding:26px 12px 16px}
.page-khuyen-mai__guide-actions{width:100%;max-width:360px;margin:20px auto 0}
.page-khuyen-mai__guide-button{width:100%;padding:12px 18px;white-space:normal;word-wrap:break-word}
.page-khuyen-mai__faq-section{padding:28px 12px 48px}
.page-khuyen-mai__faq-question{padding:14px 16px;font-size:.95rem}
.page-khuyen-mai__faq-answer{padding:0 16px 12px}
.page-khuyen-mai img{max-width:100%!important;height:auto!important}
.page-khuyen-mai{overflow-x:hidden;max-width:100%}
}