.page-khuyen-mai{background-color:#F5F7FA;color:#333333;font-family:system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif}
.page-khuyen-mai__hero{background-color:#FFFFFF;display:flex;flex-direction:column;align-items:center;width:100%;max-width:1200px;margin:0 auto;padding:10px 16px 24px}
.page-khuyen-mai__hero-link{display:block;width:100%}
.page-khuyen-mai__hero-image{width:100%;height:auto;max-width:1020px;object-fit:cover;display:block;border-radius:12px;box-shadow:0 4px 16px rgba(0,0,0,.08)}
.page-khuyen-mai__hero-content{width:100%;max-width:1020px;text-align:center;padding:20px 16px 0}
.page-khuyen-mai__main-title{color:var(--primary-color,#E53935);font-weight:800;line-height:1.25;letter-spacing:-.02em;max-width:900px;margin:0 auto 12px}
.page-khuyen-mai__hero-desc{color:#333333;font-size:1rem;line-height:1.7;max-width:800px;margin:0 auto 20px}
.page-khuyen-mai__cta-group{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;width:100%;max-width:100%}
.page-khuyen-mai__cta-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 28px;border-radius:999px;font-weight:700;text-decoration:none;transition:transform .2s,box-shadow .2s;box-sizing:border-box;max-width:100%;text-align:center;white-space:normal;word-break:break-word}
.page-khuyen-mai__cta-btn--primary{background:linear-gradient(180deg,#FF5A4F 0%,#E53935 100%);color:#FFFFFF;box-shadow:0 4px 8px rgba(229,57,53,.3)}
.page-khuyen-mai__cta-btn--secondary{background:#FFFFFF;color:var(--primary-color,#E53935);border:2px solid #E53935}
.page-khuyen-mai__cta-btn:hover{transform:translateY(-2px);box-shadow:0 6px 12px rgba(0,0,0,.15)}
.page-khuyen-mai__section{background-color:#FFFFFF;width:100%;max-width:1200px;margin:0 auto 24px;padding:28px 20px;border-radius:12px;box-sizing:border-box}
.page-khuyen-mai__section--highlight{background:linear-gradient(180deg,#FFF1F0 0%,#FFFFFF 100%)}
.page-khuyen-mai__section--guide{background:#FFFFFF}
.page-khuyen-mai__section-title{color:#E53935;font-size:1.75em;font-weight:800;line-height:1.3;text-align:center;margin:0 0 12px}
.page-khuyen-mai__section-desc{color:#333333;font-size:1rem;line-height:1.7;text-align:center;max-width:800px;margin:0 auto 24px}
.page-khuyen-mai__promo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.page-khuyen-mai__promo-card{background-color:#FFFFFF;border:1px solid #E0E0E0;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s;box-sizing:border-box}
.page-khuyen-mai__promo-card:hover{box-shadow:0 8px 24px rgba(0,0,0,.1)}
.page-khuyen-mai__promo-image{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;display:block}
.page-khuyen-mai__promo-content{padding:16px;display:flex;flex-direction:column;gap:8px}
.page-khuyen-mai__promo-tag{background:linear-gradient(180deg,#FF5A4F 0%,#E53935 100%);color:#FFFFFF;display:inline-block;padding:4px 12px;border-radius:999px;font-size:.85rem;font-weight:600;width:fit-content}
.page-khuyen-mai__promo-title{color:#333333;font-size:1.15rem;font-weight:700;line-height:1.4;margin:0}
.page-khuyen-mai__promo-desc{color:#333333;font-size:.95rem;line-height:1.6;margin:0}
.page-khuyen-mai__promo-link{color:#E53935;font-weight:600;text-decoration:none;margin-top:auto;align-self:flex-start}
.page-khuyen-mai__promo-link:hover{text-decoration:underline}
.page-khuyen-mai__steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:20px}
.page-khuyen-mai__step{background:#FFFFFF;border:1px solid #E0E0E0;border-radius:12px;padding:20px;text-align:center;display:flex;flex-direction:column;gap:12px;align-items:center;box-sizing:border-box}
.page-khuyen-mai__step-image{width:100%;aspect-ratio:2/1;object-fit:cover;border-radius:8px}
.page-khuyen-mai__step-title{color:#333333;font-size:1.1rem;font-weight:700;margin:0}
.page-khuyen-mai__step-desc{color:#333333;font-size:.95rem;line-height:1.6;margin:0}
.page-khuyen-mai__step-btn{background:linear-gradient(180deg,#FF5A4F 0%,#E53935 100%);color:#FFFFFF;padding:10px 24px;border-radius:999px;font-weight:600;text-decoration:none;display:inline-block;box-sizing:border-box;width:auto;max-width:100%;white-space:normal;word-break:break-word}
.page-khuyen-mai__guide-figure{margin:0 0 16px;text-align:center}
.page-khuyen-mai__guide-image{width:100%;height:auto;max-width:800px;aspect-ratio:2/1;object-fit:cover;border-radius:12px;box-shadow:0 4px 12px rgba(0,0,0,.08)}
.page-khuyen-mai__guide-text{color:#333333;font-size:1rem;line-height:1.7;max-width:800px;margin:0 auto;text-align:center}
.page-khuyen-mai__faq{display:flex;flex-direction:column;gap:12px;max-width:800px;margin:0 auto}
.page-khuyen-mai__faq-item{background-color:#F5F7FA;border:1px solid #E0E0E0;border-radius:8px;padding:0}
.page-khuyen-mai__faq-item summary{cursor:pointer;padding:16px;font-weight:600;color:#333333;list-style:none;display:flex;justify-content:space-between;align-items:center}
.page-khuyen-mai__faq-item summary::after{content:'+' }
.page-khuyen-mai__faq-item[open] summary::after{content:'−'}
.page-khuyen-mai__faq-item summary::-webkit-details-marker{display:none}
.page-khuyen-mai__faq-item summary:hover{background-color:#FFF1F0;border-radius:8px}
.page-khuyen-mai__faq-content{padding:0 16px 16px;color:#333333;line-height:1.7;margin:0}
@media (max-width:1024px){
.page-khuyen-mai__promo-grid{grid-template-columns:repeat(2,1fr)}
.page-khuyen-mai__steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
.page-khuyen-mai{padding:0 8px;overflow-x:hidden}
.page-khuyen-mai__hero{width:100%;max-width:100%;padding:8px 8px 20px;margin:0}
.page-khuyen-mai__hero-image{aspect-ratio:2/1;border-radius:8px;width:100%}
.page-khuyen-mai__hero-content{width:100%;max-width:100%;padding:16px 8px 0}
.page-khuyen-mai__main-title{font-size:1.4em;line-height:1.3}
.page-khuyen-mai__hero-desc,.page-khuyen-mai__section-desc{font-size:.95rem}
.page-khuyen-mai__cta-group{flex-direction:row;flex-wrap:nowrap}
.page-khuyen-mai__cta-btn{flex:1;min-width:0;padding:10px 12px;font-size:.95rem}
.page-khuyen-mai__section{width:100%;max-width:100%;padding:20px 12px;border-radius:8px}
.page-khuyen-mai__section-title{font-size:1.3em}
.page-khuyen-mai__promo-grid{grid-template-columns:1fr;gap:16px}
.page-khuyen-mai__steps{grid-template-columns:1fr;gap:16px}
.page-khuyen-mai__promo-card .page-khuyen-mai__promo-image{width:100%;height:auto}
.page-khuyen-mai__step .page-khuyen-mai__step-image{width:100%;height:auto}
.page-khuyen-mai__guide-image{width:100%;height:auto}
.page-khuyen-mai img{max-width:100% !important;height:auto !important}
.page-khuyen-mai__promo-link,.page-khuyen-mai__step-btn{max-width:100%;white-space:normal;word-break:break-word;display:inline-block;box-sizing:border-box;text-align:center;width:auto}
.page-khuyen-mai__cta-group{display:flex;flex-direction:row;flex-wrap:wrap;gap:8px;width:100%;max-width:100%;overflow:hidden;box-sizing:border-box}
.page-khuyen-mai__cta-btn{flex:1 1 auto;min-width:0;width:auto;max-width:100%;box-sizing:border-box;padding:10px 12px;font-size:.9rem;white-space:normal;word-break:break-word}
}