.page-khuyen-mai{background-color:var(--deep-navy);color:var(--text-main)}
.page-khuyen-mai__hero-section{max-width:1200px;margin:0 auto;padding:10px 20px 20px}
.page-khuyen-mai__hero-image-wrap{width:100%}
.page-khuyen-mai__hero-image{width:100%;height:auto;aspect-ratio:1020/300;object-fit:cover;display:block;border-radius:8px}
.page-khuyen-mai__hero-content{padding-top:15px;text-align:center;max-width:900px;margin-left:auto;margin-right:auto}
.page-khuyen-mai__hero-title{font-size:clamp(1.8rem, 4vw, 2.8rem);font-weight:800;line-height:1.25;letter-spacing:0.5px;color:var(--text-main);margin:0 0 10px}
.page-khuyen-mai__hero-text{font-size:1.1rem;line-height:1.7;color:var(--text-secondary);margin:0 0 20px}
.page-khuyen-mai__hero-cta-group{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
.page-khuyen-mai__btn{display:inline-block;padding:12px 28px;border-radius:999px;font-weight:700;font-size:1rem;text-decoration:none;border:none;cursor:pointer;max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word}
.page-khuyen-mai__btn--primary{background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#fff;box-shadow:0 4px 15px rgba(43,115,246,0.4)}
.page-khuyen-mai__btn--primary:hover{opacity:0.9;transform:translateY(-2px)}
.page-khuyen-mai__btn--secondary{background:transparent;color:var(--text-main);border:2px solid var(--glow)}
.page-khuyen-mai__btn--secondary:hover{background:rgba(79,168,255,0.15)}
.page-khuyen-mai__btn--light{background:#fff;color:var(--deep-navy)}
.page-khuyen-mai__trust-section{max-width:1200px;margin:0 auto;padding:15px 20px}
.page-khuyen-mai__trust-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;background-color:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:20px}
.page-khuyen-mai__trust-item{display:flex;align-items:center;gap:10px}
.page-khuyen-mai__trust-icon{font-size:1.8rem}
.page-khuyen-mai__trust-label{color:var(--text-main);font-weight:600}
.page-khuyen-mai__promo-section{max-width:1200px;margin:0 auto;padding:30px 20px}
.page-khuyen-mai__container{text-align:center;margin-bottom:25px}
.page-khuyen-mai__section-title{font-size:clamp(1.6rem, 3vw, 2.2rem);font-weight:700;color:var(--text-main);line-height:1.3;margin:0 0 10px}
.page-khuyen-mai__section-sub{font-size:1.05rem;line-height:1.7;color:var(--text-secondary);max-width:800px;margin:0 auto}
.page-khuyen-mai__promo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:25px;margin-top:30px}
.page-khuyen-mai__promo-card{background-color:var(--card-bg);border:1px solid var(--border);border-radius:16px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,0.2)}
.page-khuyen-mai__promo-image-wrap{width:100%}
.page-khuyen-mai__promo-image{width:100%;height:auto;aspect-ratio:800/400;object-fit:cover;display:block}
.page-khuyen-mai__promo-content{padding:20px;text-align:center}
.page-khuyen-mai__promo-title{font-size:1.4rem;font-weight:700;color:var(--gold);margin:0 0 12px}
.page-khuyen-mai__promo-desc{font-size:0.95rem;line-height:1.6;color:var(--text-secondary);margin:0 0 16px}
.page-khuyen-mai__bonus-section{max-width:1200px;margin:0 auto;padding:30px 20px;border-top:1px solid var(--divider)}
.page-khuyen-mai__bonus-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.page-khuyen-mai__bonus-item{background-color:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:25px;text-align:center}
.page-khuyen-mai__bonus-icon{font-size:2.5rem;display:block;margin-bottom:10px}
.page-khuyen-mai__bonus-title{font-size:1.1rem;font-weight:700;color:var(--text-main);margin:0 0 8px}
.page-khuyen-mai__bonus-text{font-size:0.9rem;line-height:1.5;color:var(--text-secondary);margin:0}
.page-khuyen-mai__howto-section{max-width:1200px;margin:0 auto;padding:30px 20px;border-top:1px solid var(--divider)}
.page-khuyen-mai__howto-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:25px}
.page-khuyen-mai__howto-card{background-color:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:20px;text-align:center}
.page-khuyen-mai__howto-step{display:inline-block;background:linear-gradient(180deg,#2B73F6,#1144A6);color:#fff;font-weight:700;padding:5px 15px;border-radius:20px;margin-bottom:15px}
.page-khuyen-mai__howto-title{font-size:1.2rem;font-weight:700;color:var(--text-main);margin:0 0 10px}
.page-khuyen-mai__howto-text{font-size:0.95rem;line-height:1.6;color:var(--text-secondary);margin:0 0 15px}
.page-khuyen-mai__guide-section{background-color:var(--card-bg);border-top:1px solid var(--divider);border-bottom:1px solid var(--divider)}
.page-khuyen-mai__guide-inner{max-width:1000px;margin:0 auto;padding:16px 16px 48px}
.page-khuyen-mai__guide-figure{background-color:var(--deep-navy);border:1px solid var(--border);border-radius:12px;padding:15px;margin-bottom:20px;text-align:center}
.page-khuyen-mai__guide-image{width:100%;max-width:800px;height:auto;aspect-ratio:800/400;object-fit:cover;border-radius:8px}
.page-khuyen-mai__guide-title{color:var(--glow);font-size:1.2rem;margin:15px 0 10px}
.page-khuyen-mai__guide-text{color:var(--text-secondary);font-size:0.95rem;line-height:1.6}
.page-khuyen-mai__cta-section{max-width:900px;margin:40px auto;padding:0 20px}
.page-khuyen-mai__cta-card{background:linear-gradient(135deg,#10233F,#1B3357);border:1px solid var(--glow);border-radius:16px;padding:30px 25px;text-align:center}
.page-khuyen-mai__cta-title{font-size:clamp(1.4rem, 2vw, 2rem);font-weight:800;color:var(--text-main);margin:0 0 10px}
.page-khuyen-mai__cta-text{font-size:1rem;line-height:1.6;color:var(--text-secondary);margin:0 0 20px}
.page-khuyen-mai__cta-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.page-khuyen-mai__faq-details{max-width:800px;margin:0 auto 40px;background-color:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:0}
.page-khuyen-mai__faq-question{padding:18px;font-weight:700;color:var(--text-main);cursor:pointer;display:flex;justify-content:space-between;align-items:center;list-style:none}
.page-khuyen-mai__faq-question::-webkit-details-marker{display:none}
.page-khuyen-mai__faq-toggle{font-size:1.5rem;color:var(--glow)}
.page-khuyen-mai__faq-content{padding:0 18px 18px;color:var(--text-secondary)}
@media (max-width:1024px){.page-khuyen-mai__promo-grid{grid-template-columns:1fr}.page-khuyen-mai__bonus-grid{grid-template-columns:repeat(2,1fr)}.page-khuyen-mai__howto-grid{grid-template-columns:1fr}}
@media (max-width:768px){.page-khuyen-mai__hero-image{aspect-ratio:16/9}.page-khuyen-mai__hero-title{font-size:clamp(1.4rem, 5vw, 2rem)}.page-khuyen-mai__hero-cta-group,.page-khuyen-mai__cta-actions{flex-direction:column;width:100%}.page-khuyen-mai__btn,.page-khuyen-mai__hero-cta-group .page-khuyen-mai__btn,.page-khuyen-mai__cta-actions .page-khuyen-mai__btn{max-width:100%;width:100%}.page-khuyen-mai__trust-grid{flex-direction:column}.page-khuyen-mai__bonus-grid{grid-template-columns:1fr}.page-khuyen-mai__howto-grid{grid-template-columns:1fr}.page-khuyen-mai .page-khuyen-mai__promo-image,.page-khuyen-mai .page-khuyen-mai__guide-image{max-width:100%!important;height:auto!important}.page-khuyen-mai{max-width:100%;overflow-x:hidden}.page-khuyen-mai__section-title{font-size:1.4rem}.page-khuyen-mai__section-sub{font-size:0.9rem}}