:root{--header-offset:122px;}.page-khuyen-mai{background-color:#08162B;color:#F3F8FF;max-width:100%;overflow-x:hidden;font-family:'Be Vietnam Pro',system-ui,-apple-system,sans-serif}.page-khuyen-mai__hero{display:flex;flex-direction:column;align-items:center;padding:10px 16px 0;background:#091A30;border-bottom:1px solid #244D84}.page-khuyen-mai__hero-image-wrapper{width:100%;max-width:1200px;display:flex;justify-content:center}.page-khuyen-mai__hero-image{width:100%;max-width:1200px;height:auto;aspect-ratio:17/5;object-fit:cover;border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,.3)}.page-khuyen-mai__hero-content{width:100%;max-width:1200px;margin-top:16px;text-align:center;padding-bottom:16px}.page-khuyen-mai__hero-title{font-size:clamp(1.5rem,4vw,2.5rem);font-weight:800;line-height:1.3;letter-spacing:.01em;color:#F3F8FF;margin:0 0 12px;text-shadow:0 2px 8px rgba(0,0,0,.3)}.page-khuyen-mai__hero-description{color:#AFC4E8;max-width:900px;margin:0 auto 20px;line-height:1.7;font-size:1rem}.page-khuyen-mai__hero-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;width:100%;max-width:600px;margin:0 auto;box-sizing:border-box}.page-khuyen-mai__btn{display:inline-block;padding:14px 32px;border-radius:50px;font-weight:600;font-size:1rem;text-decoration:none;transition:all .3s ease;max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;text-align:center}.page-khuyen-mai__btn--primary{background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#FFFFFF;border:1px solid #4FA8FF;box-shadow:0 0 20px rgba(79,168,255,.3)}.page-khuyen-mai__btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 30px rgba(79,168,255,.5)}.page-khuyen-mai__btn--secondary{background:transparent;color:#F2C14E;border:1px solid #F2C14E}.page-khuyen-mai__btn--secondary:hover{background:rgba(242,193,78,.1)}.page-khuyen-mai__stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:32px 16px;max-width:1200px;margin:0 auto;width:calc(100% - 32px);box-sizing:border-box}.page-khuyen-mai__stat-item{background:#10233F;border:1px solid #244D84;border-radius:16px;padding:24px 16px;text-align:center;box-shadow:0 4px 12px rgba(0,0,0,.2)}.page-khuyen-mai__stat-value{display:block;font-size:clamp(1.75rem,3vw,2.5rem);font-weight:800;color:#F2C14E;margin-bottom:8px;background:linear-gradient(135deg,#F2C14E,#FFE5A0);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.page-khuyen-mai__stat-label{color:#AFC4E8;font-size:.9rem;text-transform:uppercase;letter-spacing:.5px}.page-khuyen-mai__promo-list{max-width:1200px;margin:0 auto;padding:16px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;width:calc(100% - 32px);box-sizing:border-box}.page-khuyen-mai__promo-card{background:#10233F;border:1px solid #244D84;border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:transform .3s ease;box-shadow:0 4px 20px rgba(0,0,0,.3)}.page-khuyen-mai__promo-card:hover{transform:translateY(-4px)}.page-khuyen-mai__promo-image-wrapper{width:100%;height:auto;overflow:hidden}.page-khuyen-mai__promo-image{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;display:block}.page-khuyen-mai__promo-title{font-size:1.25rem;color:#F3F8FF;padding:16px 20px 8px;margin:0}.page-khuyen-mai__promo-desc{color:#AFC4E8;font-size:.9rem;line-height:1.6;padding:0 20px;flex-grow:1}.page-khuyen-mai__promo-card .page-khuyen-mai__btn{margin:16px 20px 20px}.page-khuyen-mai__guide{max-width:1200px;margin:0 auto;padding:16px;width:calc(100% - 32px);box-sizing:border-box}.page-khuyen-mai__guide-title{text-align:center;font-size:clamp(1.5rem,3vw,2.25rem);font-weight:700;color:#F3F8FF;margin-bottom:32px}.page-khuyen-mai__guide-title-highlight{color:#4FA8FF}.page-khuyen-mai__guide-intro{text-align:center;color:#AFC4E8;margin-bottom:40px;max-width:900px;margin-left:auto;margin-right:auto;line-height:1.8}.page-khuyen-mai__guide-step{background:#10233F;border:1px solid #244D84;border-radius:16px;overflow:hidden;margin-bottom:24px;display:flex;flex-direction:row;align-items:center}.page-khuyen-mai__guide-step:nth-child(even){flex-direction:row-reverse}.page-khuyen-mai__guide-image-wrapper{width:50%;flex-shrink:0}.page-khuyen-mai__guide-image{width:100%;height:auto;display:block;object-fit:cover;max-width:100%}.page-khuyen-mai__guide-content{width:50%;flex-shrink:0;padding:32px;box-sizing:border-box}.page-khuyen-mai__guide-step-title{color:#F3F8FF;font-size:1.25rem;margin:0 0 12px}.page-khuyen-mai__guide-step-desc{color:#AFC4E8;line-height:1.7;margin-bottom:20px;font-size:.95rem}.page-khuyen-mai__terms{padding:16px;max-width:1000px;margin:0 auto;width:calc(100% - 32px);box-sizing:border-box}.page-khuyen-mai__terms-card{background:#10233F;border:1px solid #244D84;border-radius:16px;padding:32px}.page-khuyen-mai__terms-title{color:#F3F8FF;font-size:1.5rem;margin:0 0 20px;text-align:center}.page-khuyen-mai__terms-text{color:#AFC4E8;line-height:1.7;text-align:center}.page-khuyen-mai__terms-list{list-style:none;padding:0;margin:20px 0;display:flex;flex-direction:column;gap:12px}.page-khuyen-mai__terms-item{color:#F3F8FF;padding-left:16px;position:relative;line-height:1.6}.page-khuyen-mai__terms-item::before{content:'✓';color:#4FA8FF;position:absolute;left:0;font-weight:700}.page-khuyen-mai__terms-footer{text-align:center;color:#F2C14E;font-weight:600}.page-khuyen-mai__faq{padding:16px;max-width:1000px;margin:0 auto;width:calc(100% - 32px);box-sizing:border-box}.page-khuyen-mai__faq-card{background:#10233F;border:1px solid #244D84;border-radius:16px;padding:32px}.page-khuyen-mai__faq-title{color:#F3F8FF;text-align:center;margin:0 0 24px}.page-khuyen-mai__faq-item{background:#08162B;border:1px solid #244D84;border-radius:12px;margin-bottom:12px;overflow:hidden}.page-khuyen-mai__faq-question{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;cursor:pointer;list-style:none;color:#F3F8FF;font-weight:600}.page-khuyen-mai__faq-question::-webkit-details-marker{display:none}.page-khuyen-mai__faq-toggle{color:#4FA8FF}.page-khuyen-mai__faq-item[open] .page-khuyen-mai__faq-toggle{color:#F2C14E}.page-khuyen-mai__faq-answer{padding:0 20px 16px;color:#AFC4E8;line-height:1.7;margin:0}.page-khuyen-mai__games{padding:32px 16px 16px;max-width:1200px;margin:0 auto;width:calc(100% - 32px);box-sizing:border-box}.page-khuyen-mai__games-title{text-align:center;color:#F3F8FF;margin-bottom:32px}.page-khuyen-mai__games-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.page-khuyen-mai__game-card{background:#10233F;border:1px solid #244D84;border-radius:16px;overflow:hidden;text-align:center}.page-khuyen-mai__game-image{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover}.page-khuyen-mai__game-name{color:#F3F8FF;padding:16px 0 8px;margin:0}.page-khuyen-mai__game-card .page-khuyen-mai__btn{margin:8px auto 24px;display:inline-block}.page-khuyen-mai__cta{padding:40px 16px;text-align:center;background:#0B1D3D;border-top:1px solid #244D84;border-bottom:1px solid #244D84}.page-khuyen-mai__cta-title{font-size:1.5rem;color:#F3F8FF;margin-bottom:16px}.page-khuyen-mai__cta-actions{display:flex;justify-content:center;gap:16px;width:100%;box-sizing:border-box}.page-khuyen-mai__separator{width:100%;height:1px;background:#1B3357;border:none;margin:10px 0}@media (max-width:1024px){.page-khuyen-mai__stats{grid-template-columns:repeat(2,1fr)}.page-khuyen-mai__promo-list{grid-template-columns:1fr 1fr}.page-khuyen-mai__guide-step,.page-khuyen-mai__guide-step:nth-child(even){flex-direction:column}.page-khuyen-mai__guide-image-wrapper,.page-khuyen-mai__guide-content{width:100%;padding:16px}}@media (max-width:768px){.page-khuyen-mai__hero{padding:10px 12px 0}.page-khuyen-mai__hero-image{width:100%;max-width:100%;height:auto}.page-khuyen-mai__stats{grid-template-columns:repeat(2,1fr);gap:12px;padding:16px 12px}.page-khuyen-mai__promo-list{grid-template-columns:1fr;padding:12px;gap:16px;width:calc(100% - 24px)}.page-khuyen-mai__guide{padding:12px;width:calc(100% - 24px)}.page-khuyen-mai__guide-intro{padding:0 12px;text-align:center}.page-khuyen-mai__guide-image-wrapper{width:100%}.page-khuyen-mai__guide-image{width:100%;max-width:100%;height:auto}.page-khuyen-mai__guide-content{width:100%;padding:16px}.page-khuyen-mai__games-list{grid-template-columns:1fr}.page-khuyen-mai__game-card{max-width:100%}.page-khuyen-mai__game-image{max-width:100%;height:auto}.page-khuyen-mai img{max-width:100%!important;height:auto!important}.page-khuyen-mai__btn{max-width:100%;white-space:normal;word-wrap:break-word}.page-khuyen-mai__hero-actions,.page-khuyen-mai__cta-actions{flex-direction:column;align-items:center}.page-khuyen-mai__hero-actions .page-khuyen-mai__btn,.page-khuyen-mai__cta-actions .page-khuyen-mai__btn{width:100%;text-align:center}}@media (max-width:480px){.page-khuyen-mai__stats{grid-template-columns:1fr}.page-khuyen-mai__hero-title{font-size:1.4rem}.page-khuyen-mai__stat-label{font-size:.8rem}}