.page-khuyen-mai{max-width:100%;margin:0 auto;background-color:#08162B;color:#F3F8FF}.page-khuyen-mai__hero-section{background:linear-gradient(180deg,#10233F 0%,#08162B 100%);padding:20px 16px 40px}.page-khuyen-mai__hero-image-container{width:100%;max-width:1020px;margin:0 auto 20px;border-radius:16px;overflow:hidden;border:1px solid #244D84}.page-khuyen-mai__hero-image{width:100%;height:auto;aspect-ratio:17/5;object-fit:cover;display:block}.page-khuyen-mai__hero-content{max-width:800px;margin:0 auto;text-align:center}.page-khuyen-mai__hero-title{font-weight:800;line-height:1.4;letter-spacing:-0.2px;color:#F3F8FF;max-width:1400px;margin:0 0 12px}.page-khuyen-mai__hero-description{color:#AFC4E8;line-height:1.65;max-width:600px;margin:0 auto 20px}.page-khuyen-mai__cta-btn{display:inline-block;background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#F3F8FF;border:1px solid #2B73F6;padding:14px 32px;border-radius:8px;font-weight:700;text-decoration:none;transition:opacity 0.2s ease;box-shadow:0 4px 20px rgba(79,168,255,0.3)}.page-khuyen-mai__cta-btn:hover{opacity:0.9}.page-khuyen-mai__stats-section{background-color:#10233F;padding:20px 16px;border-top:1px solid #1B3357;border-bottom:1px solid #1B3357}.page-khuyen-mai__stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:1000px;margin:0 auto}.page-khuyen-mai__stat-item{text-align:center;padding:12px}.page-khuyen-mai__stat-value{font-size:1.8rem;font-weight:800;color:#F2C14E;margin-bottom:4px}.page-khuyen-mai__stat-label{color:#AFC4E8;font-size:0.9rem}.page-khuyen-mai__promotions-section{padding:40px 16px 32px}.page-khuyen-mai__section-header{text-align:center;margin-bottom:28px}.page-khuyen-mai__section-title{font-size:1.6rem;font-weight:700;color:#F3F8FF;margin-bottom:8px}.page-khuyen-mai__section-subtitle{color:#AFC4E8;max-width:600px;margin:0 auto}.page-khuyen-mai__promo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1100px;margin:0 auto}.page-khuyen-mai__promo-card{background-color:#10233F;border:1px solid #244D84;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;transition:transform 0.3s ease,box-shadow 0.3s ease}.page-khuyen-mai__promo-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px rgba(79,168,255,0.2)}.page-khuyen-mai__promo-image-container{width:100%;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{color:#F3F8FF;padding:12px 16px 4px;font-size:1.1rem;line-height:1.4}.page-khuyen-mai__promo-desc{color:#AFC4E8;padding:0 16px;font-size:0.9rem;line-height:1.6}.page-khuyen-mai__promo-meta{display:flex;align-items:center;gap:8px;justify-content:space-between;padding:12px 16px 8px;margin-top:auto}.page-khuyen-mai__promo-tag{background-color:#1D5FD1;color:#F3F8FF;font-size:0.75rem;font-weight:600;padding:4px 10px;border-radius:50px}.page-khuyen-mai__promo-tag--hot{background-color:#e74c3c}.page-khuyen-mai__promo-tag--vip{background-color:#F2C14E;color:#08162B}.page-khuyen-mai__promo-tag--event{background-color:#2ecc71}.page-khuyen-mai__promo-date{color:#AFC4E8;font-size:0.8rem}.page-khuyen-mai__promo-btn{display:block;text-align:center;background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#F3F8FF;padding:10px 20px;margin:12px 16px 16px;border-radius:8px;font-weight:600;text-decoration:none;transition:opacity 0.2s ease}.page-khuyen-mai__promo-btn:hover{opacity:0.9}.page-khuyen-mai__guide-section{padding:32px 16px;background-color:#10233F;border-top:1px solid #1B3357}.page-khuyen-mai__guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1000px;margin:0 auto}.page-khuyen-mai__guide-item{padding:20px;text-align:center;background-color:#08162B;border:1px solid #244D84;border-radius:8px}.page-khuyen-mai__guide-step{width:48px;height:48px;border-radius:50%;background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.4rem;font-weight:800;margin:0 auto 12px;border:2px solid #F2C14E}.page-khuyen-mai__guide-title{margin-bottom:8px;color:#F3F8FF}.page-khuyen-mai__guide-desc{color:#AFC4E8;font-size:0.95rem;margin-bottom:12px;line-height:1.5}.page-khuyen-mai__guide-btn{display:inline-block;background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#fff;padding:8px 20px;border-radius:8px;text-decoration:none;font-weight:600}.page-khuyen-mai__faq-section{padding:32px 16px 48px}.page-khuyen-mai__faq-list{max-width:800px;margin:0 auto}.page-khuyen-mai__faq-item{background-color:#10233F;border:1px solid #244D84;border-radius:8px;margin-bottom:12px;overflow:hidden}.page-khuyen-mai__faq-question{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;cursor:pointer;color:#F3F8FF;font-weight:600}.page-khuyen-mai__faq-toggle{color:#F2C14E;font-weight:800;font-size:1.2rem}.page-khuyen-mai__faq-answer{padding:0 20px 16px;color:#AFC4E8;line-height:1.6}.page-khuyen-mai__faq-item[open] .page-khuyen-mai__faq-toggle{color:#F2C14E}@media(max-width:768px){.page-khuyen-mai__hero-image{aspect-ratio:2/1}.page-khuyen-mai__promo-grid{grid-template-columns:1fr}.page-khuyen-mai__guide-grid{grid-template-columns:1fr}.page-khuyen-mai__stats-grid{grid-template-columns:1fr;gap:8px}.page-khuyen-mai img{max-width:100%;height:auto}.page-khuyen-mai__cta-btn{max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word}.page-khuyen-mai__promo-btn,.page-khuyen-mai__guide-btn{max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word}.page-khuyen-mai__promo-meta{flex-direction:column;gap:4px;align-items:flex-start}}