.page-khuyen-mai{background:#F5F7FA;color:#333333}
.page-khuyen-mai__hero-section{background:#ffffff;max-width:1200px;margin:0 auto;padding:20px 16px 0;display:flex;flex-direction:column;gap:16px}
.page-khuyen-mai__hero-image-wrapper{width:100%}
.page-khuyen-mai__hero-image{display:block;width:100%;height:auto;aspect-ratio:17/5;object-fit:cover;border-radius:8px;max-width:100%}
.page-khuyen-mai__hero-content{max-width:1000px;margin:0 auto;text-align:center;padding:8px 0 24px}
.page-khuyen-mai__hero-title{font-size:clamp(1.4rem, 2.5vw, 2.2rem);font-weight:800;line-height:1.3;color:#E53935;margin:0 0 12px;letter-spacing:-0.01em}
.page-khuyen-mai__hero-desc{font-size:1rem;line-height:1.6;color:#333333;margin:0 auto 20px;max-width:900px}
.page-khuyen-mai__hero-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.page-khuyen-mai__btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);color:#ffffff;font-weight:700;font-size:1rem;line-height:1.2;padding:14px 28px;border-radius:8px;text-decoration:none;border:2px solid transparent;transition:transform 0.2s, box-shadow 0.2s;cursor:pointer;min-height:48px}
.page-khuyen-mai__btn--secondary{background:#ffffff;color:#E53935;border-color:#E53935}
.page-khuyen-mai__btn--primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(229,57,53,0.3)}
.page-khuyen-mai__btn--secondary:hover{background:#f8e0e3}
.page-khuyen-mai__promo-section{max-width:1200px;margin:0 auto;padding:24px 16px 32px}
.page-khuyen-mai__promo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.page-khuyen-mai__promo-card{background:#FFFFFF;border:1px solid #E0E0E0;border-radius:8px;overflow:hidden;transition:transform 0.2s;display:flex;flex-direction:column}
.page-khuyen-mai__promo-card:hover{transform:translateY(-6px)}
.page-khuyen-mai__promo-image{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;display:block}
.page-khuyen-mai__promo-body{padding:20px;display:flex;flex-direction:column;flex:1}
.page-khuyen-mai__promo-tag{align-self:flex-start;background:linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);color:#fff;font-size:0.75rem;font-weight:700;padding:4px 14px;border-radius:999px;margin-bottom:12px;letter-spacing:0.02em}
.page-khuyen-mai__promo-title{font-size:1.15rem;color:#E53935;margin:0 0 8px;font-weight:700;line-height:1.4}
.page-khuyen-mai__promo-desc{font-size:0.9rem;line-height:1.6;color:#333333;margin-bottom:12px}
.page-khuyen-mai__promo-list{list-style:none;margin:0 0 16px;padding:0}
.page-khuyen-mai__promo-list li{font-size:0.85rem;line-height:1.5;color:#333333;padding-left:22px;position:relative;margin-bottom:10px}
.page-khuyen-mai__promo-list li::before{content:'✓';position:absolute;left:0;color:#E53935;font-weight:700}
.page-khuyen-mai__promo-card .page-khuyen-mai__btn{margin-top:auto;width:100%}
.page-khuyen-mai__rules-section{background:#ffffff;max-width:1200px;margin:0 auto;padding:48px 16px;border-top:1px solid #E0E0E0}
.page-khuyen-mai__rules-container{max-width:1000px;margin:0 auto}
.page-khuyen-mai__rules-title{color:#E53935;font-size:1.8rem;font-weight:800;line-height:1.3;text-align:center;margin:0 0 32px}
.page-khuyen-mai__rules-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.page-khuyen-mai__rule-item{border-left:4px solid #E53935;padding-left:12px}
.page-khuyen-mai__rule-heading{color:#FF5A4F;font-size:1rem;font-weight:700;margin:0 0 12px}
.page-khuyen-mai__rule-list{list-style:disc;margin:0;padding-left:15px}
.page-khuyen-mai__rule-list li{font-size:0.85rem;line-height:1.6;color:#333333;margin-bottom:8px}
.page-khuyen-mai__cta-section{background:#ffffff;max-width:1200px;margin:0 auto;padding:8px 16px 40px}
.page-khuyen-mai__cta-banner{display:flex;background:linear-gradient(135deg, #ffffff 60%, #ffeef0);border:1px solid #E0E0E0;border-radius:8px;overflow:hidden;align-items:center;max-width:1000px;margin:0 auto}
.page-khuyen-mai__cta-image{width:45%;height:auto;aspect-ratio:2/1;object-fit:cover;display:block}
.page-khuyen-mai__cta-content{width:55%;padding:24px}
.page-khuyen-mai__cta-title{color:#E53935;font-size:1.4rem;font-weight:800;line-height:1.3;margin:0 0 8px}
.page-khuyen-mai__cta-desc{font-size:0.9rem;line-height:1.6;color:#333333;margin:0 0 16px}
.page-khuyen-mai__faq-section{background:#F5F7FA;max-width:1200px;margin:0 auto;padding:40px 16px 56px}
.page-khuyen-mai__faq-container{max-width:800px;margin:0 auto}
.page-khuyen-mai__faq-title{color:#E53935;font-size:1.6rem;font-weight:800;line-height:1.3;text-align:center;margin:0 0 24px}
.page-khuyen-mai__faq-item{background:#ffffff;border:1px solid #E0E0E0;border-radius:8px;margin-bottom:16px;padding:0 18px}
.page-khuyen-mai__faq-question{cursor:pointer;font-size:1rem;font-weight:700;color:#333333;padding:16px 0;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;position:relative}
.page-khuyen-mai__faq-item details[open] .page-khuyen-mai__faq-question{color:#E53935}
.page-khuyen-mai__faq-answer{font-size:0.9rem;line-height:1.7;color:#333333;padding:0 0 16px;margin:0 0 0 20px}
.page-khuyen-mai__faq-question::-webkit-details-marker{display:none}
@media (max-width: 768px){
.page-khuyen-mai__hero-section{padding:10px 12px 0}
.page-khuyen-mai__hero-image{aspect-ratio:2/1;border-radius:4px}
.page-khuyen-mai__hero-content{padding:8px 0 16px}
.page-khuyen-mai__hero-desc{margin-bottom:16px;font-size:0.9rem}
.page-khuyen-mai__hero-actions{flex-direction:column;width:100%}
.page-khuyen-mai__btn{max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;width:100%}
.page-khuyen-mai__promo-section{padding:16px 12px 24px}
.page-khuyen-mai__promo-grid{grid-template-columns:1fr;gap:16px}
.page-khuyen-mai__rules-section{padding:28px 12px}
.page-khuyen-mai__rules-grid{grid-template-columns:1fr;gap:20px}
.page-khuyen-mai__cta-banner{flex-direction:column}
.page-khuyen-mai__cta-image{width:100%;aspect-ratio:2/1}
.page-khuyen-mai__cta-content{width:100%;padding:16px;text-align:center}
.page-khuyen-mai__cta-content .page-khuyen-mai__btn{width:100%}
.page-khuyen-mai__faq-container{padding:0 8px}
.page-khuyen-mai img{max-width:100%!important;height:auto!important}
}
@media (max-width: 1024px) and (min-width: 769px){
.page-khuyen-mai__promo-grid{grid-template-columns:repeat(2,1fr)}
.page-khuyen-mai__promo-card:last-child{grid-column:span 2}
.page-khuyen-mai__promo-card:last-child .page-khuyen-mai__promo-image{width:50%;aspect-ratio:2/1;margin:0 auto;display:block}
.page-khuyen-mai__rules-grid{grid-template-columns:1fr 1fr}
}