.page-khuyen-mai{max-width:100%;margin:0 auto;color:#333333;background-color:#F5F7FA;font-family:'Segoe UI',Roboto,Arial,sans-serif;}
.page-khuyen-mai__hero-section{background-color:#F5F7FA;padding:10px 0 0;}
.page-khuyen-mai__hero-image-wrapper{max-width:1200px;margin:0 auto;padding:0 16px;}
.page-khuyen-mai__hero-image{width:100%;height:auto;aspect-ratio:1020/300;object-fit:cover;display:block;border-radius:16px;}
.page-khuyen-mai__hero-content{max-width:1200px;margin:0 auto;padding:24px 16px 32px;}
.page-khuyen-mai__hero-text{max-width:900px;margin:0 auto;text-align:center;}
.page-khuyen-mai__main-title{font-size:clamp(1.5rem, 4vw, 2.4rem);font-weight:800;line-height:1.3;letter-spacing:-0.5px;color:#E53935;margin-bottom:16px;max-width:800px;margin-left:auto;margin-right:auto;}
.page-khuyen-mai__hero-description{font-size:1.05rem;line-height:1.7;color:#333333;margin-bottom:28px;max-width:800px;margin-left:auto;margin-right:auto;}
.page-khuyen-mai__hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.page-khuyen-mai__btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 34px;border-radius:999px;font-weight:700;font-size:1rem;text-decoration:none;transition:opacity 0.2s ease, transform 0.2s ease;cursor:pointer;border:none;line-height:1.2;}
.page-khuyen-mai__btn:hover{opacity:0.9;transform:translateY(-2px);}
.page-khuyen-mai__btn--primary{background:linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);color:#ffffff;box-shadow:0 6px 20px rgba(229,57,53,0.35);}
.page-khuyen-mai__btn--secondary{background:transparent;color:#E53935;border:2px solid #E53935;}
.page-khuyen-mai__promo-section{background-color:#F5F7FA;padding:40px 16px;}
.page-khuyen-mai__promo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;max-width:1200px;margin:0 auto;}
.page-khuyen-mai__promo-card{background-color:#FFFFFF;border-radius:16px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,0.05);border:1px solid #E0E0E0;transition:transform 0.3s ease,box-shadow 0.3s ease;display:flex;flex-direction:column;}
.page-khuyen-mai__promo-card:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,0,0,0.1);}
.page-khuyen-mai__promo-card--featured{grid-column:span 1;}
.page-khuyen-mai__promo-card-image{background-color:#e0e0e0;}
.page-khuyen-mai__promo-image{width:100%;aspect-ratio:800/450;object-fit:cover;display:block;}
.page-khuyen-mai__promo-card-body{padding:24px;display:flex;flex-direction:column;flex:1;}
.page-khuyen-mai__promo-card-body p{padding:0;}
.page-khuyen-mai__promo-badge{display:inline-block;padding:6px 16px;border-radius:999px;background:linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);color:#ffffff;font-size:0.8rem;font-weight:700;margin-bottom:12px;width:fit-content;text-transform:uppercase;letter-spacing:0.5px;}
.page-khuyen-mai__promo-title{font-size:1.4rem;font-weight:700;color:#333333;line-height:1.4;margin-bottom:12px;}
.page-khuyen-mai__promo-description{font-size:0.95rem;line-height:1.7;color:#333333;margin-bottom:14px;}
.page-khuyen-mai__promo-list{list-style:none;padding:0;margin:0 0 20px;}
.page-khuyen-mai__promo-list li{position:relative;padding-left:22px;margin-bottom:8px;font-size:0.9rem;color:#333333;line-height:1.6;}
.page-khuyen-mai__promo-list li::before{content:'✓';position:absolute;left:0;color:#FF5A4F;font-weight:700;font-size:1rem;line-height:1.6;}
.page-khuyen-mai__promo-card .page-khuyen-mai__btn{margin-top:auto;align-self:flex-start;}
.page-khuyen-mai__promo-card--featured .page-khuyen-mai__promo-card-body{background:linear-gradient(180deg,rgba(255,90,79,0.05) 0%,rgba(255,255,255,0) 40%);}
.page-khuyen-mai__prize-section{background-color:#332222;background-image:linear-gradient(135deg, #1a1111 0%, #3a2020 100%);padding:50px 16px;}
.page-khuyen-mai__prize-header{max-width:800px;margin:0 auto 40px;text-align:center;}
.page-khuyen-mai__prize-heading{font-size:2rem;font-weight:800;color:#ffffff;line-height:1.3;margin-bottom:12px;}
.page-khuyen-mai__prize-intro{font-size:1rem;color:#D0DDE7;line-height:1.7;margin:0;}
.page-khuyen-mai__prize-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.page-khuyen-mai__prize-card{background:#FFFFFF;border-radius:16px;padding:28px 20px;text-align:center;transition:transform 0.3s ease;display:flex;flex-direction:column;align-items:center;border:1px solid #E0E0E0;}
.page-khuyen-mai__prize-card:hover{transform:scale(1.03);}
.page-khuyen-mai__prize-tag{font-size:2.6rem;font-weight:900;color:#E53935;line-height:1;margin-bottom:12px;background:linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.page-khuyen-mai__prize-name{font-size:1.15rem;font-weight:700;color:#333333;margin-bottom:10px;}
.page-khuyen-mai__prize-desc{font-size:0.9rem;color:#555555;line-height:1.6;margin-bottom:20px;}
.page-khuyen-mai__btn--small{padding:8px 20px;font-size:0.85rem;}
.page-khuyen-mai__rules-section{background-color:#FFFFFF;padding:50px 16px;}
.page-khuyen-mai__rules-inner{max-width:900px;margin:0 auto;}
.page-khuyen-mai__rules-title{font-size:2rem;font-weight:800;color:#333333;text-align:center;margin-bottom:28px;}
.page-khuyen-mai__rules-paragraph{font-size:1rem;line-height:1.8;margin-bottom:24px;color:#333333;}
.page-khuyen-mai__rules-list{list-style:none;padding:0;margin:0;}
.page-khuyen-mai__rule-item{position:relative;padding:12px 0 12px 28px;border-bottom:1px solid #E0E0E0;line-height:1.7;color:#333333;font-size:0.95rem;}
.page-khuyen-mai__rule-item::before{content:'•';position:absolute;left:8px;color:#E53935;font-size:1.4rem;line-height:1;top:15px;}
.page-khuyen-mai__rule-item strong{color:#E53935;}
.page-khuyen-mai__guide-section{background-color:#F5F7FA;padding-top:10px;}
.page-khuyen-mai__guide-inner{max-width:1100px;margin:0 auto;padding:10px 16px 54px;}
.page-khuyen-mai__guide-title{text-align:center;color:#333333;font-size:2rem;font-weight:800;margin-bottom:18px;}
.page-khuyen-mai__guide-intro{max-width:800px;margin:0 auto 32px;text-align:center;line-height:1.8;font-size:1rem;color:#333333;}
.page-khuyen-mai__guide-figure{display:flex;justify-content:center;background-color:#F5F7FA;padding:0;}
.page-khuyen-mai__guide-image{width:100%;max-width:400px;aspect-ratio:400/200;object-fit:contain;display:block;border-radius:12px;}
.page-khuyen-mai__guide-columns{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-bottom:40px;margin-top:32px;}
.page-khuyen-mai__guide-card{background:#FFFFFF;border-radius:14px;padding:24px;border:1px solid #E0E0E0;box-shadow:0 3px 12px rgba(0,0,0,0.04);}
.page-khuyen-mai__guide-subtitle{font-size:1.2rem;font-weight:700;color:#E53935;margin-bottom:10px;}
.page-khuyen-mai__guide-desc{font-size:0.95rem;line-height:1.7;color:#333333;margin-bottom:0;}
.page-khuyen-mai__guide-cta{text-align:center;}
.page-khuyen-mai__btn--large{padding:18px 48px;font-size:1.1rem;}
@media (max-width: 1024px){
.page-khuyen-mai__promo-grid{grid-template-columns:repeat(2,1fr);}
.page-khuyen-mai__promo-card--featured{grid-column:span 2;}
.page-khuyen-mai__prize-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width: 768px){
.page-khuyen-mai__hero-section{padding-top:8px;}
.page-khuyen-mai__hero-image{aspect-ratio:2/1;}
.page-khuyen-mai__hero-title{font-size:clamp(1.2rem,5vw,1.6rem);}
.page-khuyen-mai__hero-description{font-size:0.95rem;}
.page-khuyen-mai__hero-actions{flex-direction:column;width:100%;max-width:100%;align-items:stretch;box-sizing:border-box;overflow:hidden;}
.page-khuyen-mai__hero-actions .page-khuyen-mai__btn{width:100%;max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;padding-left:16px;padding-right:16px;}
.page-khuyen-mai__promo-section{padding:30px 12px;}
.page-khuyen-mai__promo-grid{grid-template-columns:1fr;gap:20px;}
.page-khuyen-mai__promo-card--featured{grid-column:auto;}
.page-khuyen-mai__promo-card-body{padding:18px;}
.page-khuyen-mai__promo-card .page-khuyen-mai__btn{width:100%;max-width:none;box-sizing:border-box;justify-content:center;white-space:normal;word-wrap:break-word;}
.page-khuyen-mai__prize-section{padding:36px 12px;}
.page-khuyen-mai__prize-heading{font-size:1.5rem;}
.page-khuyen-mai__prize-intro{font-size:0.95rem;}
.page-khuyen-mai__prize-grid{grid-template-columns:1fr;gap:16px;}
.page-khuyen-mai__prize-card{padding:24px 16px;}
.page-khuyen-mai__prize-card .page-khuyen-mai__btn{width:100%;max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;padding-left:12px;padding-right:12px;}
.page-khuyen-mai__rules-section{padding:34px 12px;}
.page-khuyen-mai__rules-title{font-size:1.5rem;}
.page-khuyen-mai__gui-section{background-color:#fff;}
.page-khuyen-mai__guide-section{padding-top:8px;}
.page-khuyen-mai__guide-inner{padding:8px 12px 40px;}
.page-khuyen-mai__guide-title{font-size:1.5rem;}
.page-khuyen-mai__guide-intro{margin-bottom:24px;}
.page-khuyen-mai__guide-figure img{max-width:300px;}
.page-khuyen-mai__guide-columns{grid-template-columns:1fr;gap:16px;margin-top:24px;}
.page-khuyen-mai__guide-cta .page-khuyen-mai__btn{width:100%;max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;padding-left:16px;padding-right:16px;}
.page-khuyen-mai img{max-width:100% !important;height:auto !important;border-radius:12px;}
.page-khuyen-mai{max-width:100%;overflow-x:hidden;}
}