.page-khuyen-mai{max-width:100%;overflow-x:hidden;color:#333}.page-khuyen-mai__hero-section{display:flex;flex-direction:column;align-items:center;background:linear-gradient(180deg,#08162B 0%,#10233F 100%);padding-top:10px;margin-top:0}.page-khuyen-mai__hero-image-wrapper{width:100%;max-width:1200px;margin:0 auto}.page-khuyen-mai__hero-image{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;border-radius:4px;box-shadow:0 8px 30px rgba(0,0,0,.4)}.page-khuyen-mai__hero-content{width:100%;max-width:1200px;margin:0 auto;padding:30px 20px 50px;text-align:center}.page-khuyen-mai__hero-title{max-width:900px;margin:0 auto 18px;color:#F3F8FF;font-size:clamp(1.2rem,2.5vw,2.2rem);line-height:1.3;font-weight:800;letter-spacing:.5px}.page-khuyen-mai__hero-description{width:100%;max-width:900px;margin:0 auto 28px;color:#AFC4E8;line-height:1.7;font-size:clamp(0.9rem,1.2vw,1.1rem)}.page-khuyen-mai__hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;width:100%;max-width:100%;box-sizing:border-box}.page-khuyen-mai__btn{display:inline-block;padding:13px 30px;border-radius:999px;font-weight:700;text-decoration:none;transition:opacity .2s ease,transform .15s ease;box-sizing:border-box;text-align:center}.page-khuyen-mai__btn--primary{background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#fff}.page-khuyen-mai__btn--secondary{background:linear-gradient(180deg,#F2C14E 0%,#dba52e 100%);color:#08162B}.page-khuyen-mai__btn:hover{opacity:.9;transform:translateY(-2px)}.page-khuyen-mai__promo-grid-section{background-color:#08162B;padding:50px 20px}.page-khuyen-mai__promo-grid-container{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:30px}.page-khuyen-mai__promo-card{background-color:#10233F;border:1px solid #244D84;border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}.page-khuyen-mai__promo-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(79,168,255,.25)}.page-khuyen-mai__promo-card-image{width:100%;aspect-ratio:2/1;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-title{color:#F3F8FF;font-size:1.15rem;line-height:1.4;margin:0 0 14px;font-weight:700}.page-khuyen-mai__promo-card-desc{color:#AFC4E8;font-size:.95rem;line-height:1.7;margin:0 0 18px;flex:1}.page-khuyen-mai__promo-card-list{margin:0 0 22px;padding:0;list-style:none}.page-khuyen-mai__promo-card-item{position:relative;color:#AFC4E8;font-size:.88rem;line-height:1.6;padding-left:22px;margin-bottom:8px}.page-khuyen-mai__promo-card-item::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:10px;height:10px;border-radius:50%;background:linear-gradient(180deg,#2B73F6,#1144A6)}.page-khuyen-mai__promo-card .page-khuyen-mai__btn{align-self:flex-start;max-width:100%;white-space:normal;word-wrap:break-word}.page-khuyen-mai__guide-section{background-color:var(--color-deep-navy,#08162B);padding:60px 20px;border-top:1px solid var(--color-divider,#1B3357)}.page-khuyen-mai__guide-container{max-width:1100px;margin:0 auto}.page-khuyen-mai__guide-title{color:var(--color-text-main,#F3F8FF);font-size:clamp(1.3rem,2vw,1.8rem);text-align:center;margin-bottom:12px;font-weight:800}.page-khuyen-mai__guide-subtitle{color:var(--color-text-secondary,#AFC4E8);text-align:center;max-width:700px;margin:0 auto 40px;font-size:1rem}.page-khuyen-mai__guide-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:28px}.page-khuyen-mai__guide-card{background-color:var(--color-card-bg,#10233F);border:1px solid var(--color-border,#244D84);border-radius:12px;padding:30px;flex:1 1 280px;max-width:340px;margin:auto;transition:transform .3s;display:flex;flex-direction:column}.page-khuyen-mai__guide-card:hover{transform:translateY(-8px)}.page-khuyen-mai__guide-step{color:var(--color-gold,#F2C14E);font-weight:800;text-transform:uppercase;letter-spacing:2px;font-size:.8rem;margin-bottom:16px}.page-khuyen-mai__guide-figure{margin:0 0 16px}.page-khuyen-mai__guide-image{width:100%;aspect-ratio:2/1;object-fit:cover;border-radius:6px}.page-khuyen-mai__guide-card-title{color:var(--color-text-main,#F3F8FF);margin:0 0 12px;font-size:1.1rem}.page-khuyen-mai__guide-card-text{color:var(--color-text-secondary,#AFC4E8);font-size:.9rem;line-height:1.7;margin:0 0 20px;flex:1}.page-khuyen-mai__guide-card .page-khuyen-mai__btn{align-self:flex-start;max-width:100%;white-space:normal;word-wrap:break-word}.page-khuyen-mai__faq-section{background-color:var(--color-deep-navy,#08162B);padding:40px 20px 60px}.page-khuyen-mai__faq-container{max-width:850px;margin:0 auto}.page-khuyen-mai__faq-title{color:var(--color-text-main,#F3F8FF);font-size:clamp(1.3rem,2vw,1.8rem);text-align:center;margin-bottom:40px}.page-khuyen-mai__faq-list{display:flex;flex-direction:column;gap:16px}.page-khuyen-mai__faq-item{background-color:var(--color-card-bg,#10233F);border:1px solid var(--color-border,#244D84);border-radius:12px;padding:8px 24px;transition:border-color .3s}.page-khuyen-mai__faq-item:hover{border-color:var(--color-glow,#4FA8FF)}.page-khuyen-mai__faq-question{color:var(--color-text-main,#F3F8FF);font-weight:600;cursor:pointer;list-style:none;padding:12px 0;font-size:1rem;position:relative}html:not([no-details]) .page-khuyen-mai__faq-question::-webkit-details-marker{display:none}.page-khuyen-mai__faq-item[open] .page-khuyen-mai__faq-question{color:var(--color-gold,#F2C14E)}.page-khuyen-mai__faq-answer{color:var(--color-text-secondary,#AFC4E8);font-size:.92rem;line-height:1.8;padding:0 0 14px}.page-khuyen-mai__note-section{background-color:var(--color-deep-navy,#08162B);padding:40px 24px 70px;border-top:1px solid var(--color-divider,#1B3357)}.page-khuyen-mai__note-container{max-width:1000px;margin:0 auto}.page-khuyen-mai__note-title{color:var(--color-text-main,#F3F8FF);font-size:1.2rem;text-align:center;margin-bottom:24px}.page-khuyen-mai__note-text{color:var(--color-text-secondary,#AFC4E8);font-size:.9rem;line-height:1.8;margin-bottom:16px}@media(max-width:768px){.page-khuyen-mai__hero-section{padding-top:8px}.page-khuyen-mai__hero-image{aspect-ratio:16/10;border-radius:0}.page-khuyen-mai__hero-content{padding:24px 16px 40px}.page-khuyen-mai__hero-title{font-size:1.1rem;line-height:1.35}.page-khuyen-mai__btn{width:100%;max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;padding:12px 16px}.page-khuyen-mai__hero-actions{flex-direction:column}.page-khuyen-mai__promo-grid-section{padding:40px 14px}.page-khuyen-mai__promo-grid-container{grid-template-columns:1fr;gap:20px}.page-khuyen-mai__promo-card-body{padding:20px}.page-khuyen-mai__promo-card-title{font-size:1.02rem}.page-khuyen-mai__promo-card-desc{font-size:.88rem}.page-khuyen-mai__guide-section{padding:40px 14px}.page-khuyen-mai__guide-grid{display:grid;grid-template-columns:1fr;width:100%;max-width:100%;box-sizing:border-box;margin:0 auto}.page-khuyen-mai__guide-card{flex:1 1 auto;max-width:400px;margin:0 auto;width:100%;box-sizing:border-box;overflow:hidden;padding:22px}.page-khuyen-mai__faq-title{font-size:1.1rem}.page-khuyen-mai__faq-item{padding:0 16px}.page-khuyen-mai__faq-question{font-size:.95rem;line-height:1.5}.page-khuyen-mai__faq-answer{font-size:.88rem}.page-khuyen-mai__note-section{padding:30px 16px 50px}.page-khuyen-mai img{max-width:100%;height:auto}.page-khuyen-mai__promo-card-image{aspect-ratio:16/9}}