.page-khuyen-mai{color:#F3F8FF;background-color:#08162B;font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;line-height:1.6;overflow-x:hidden}
.page-khuyen-mai__hero-section{padding:12px 20px 20px;max-width:1200px;margin:0 auto}
.page-khuyen-mai__hero-image{width:100%;height:auto;aspect-ratio:17/5;object-fit:cover;display:block;border-radius:16px;box-shadow:0 8px 32px rgba(79,168,255,0.15);margin-bottom:20px}
.page-khuyen-mai__hero-content{text-align:center;max-width:900px;margin:0 auto}
.page-khuyen-mai__hero-title{color:#F3F8FF;font-weight:800;line-height:1.2;letter-spacing:-0.02em;margin:0 0 16px;max-width:800px}
.page-khuyen-mai__hero-desc{color:#AFC4E8;font-size:1.125rem;margin:0 0 28px;max-width:750px;margin-left:auto;margin-right:auto}
.page-khuyen-mai__hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;max-width:100%;box-sizing:border-box;overflow:hidden}
.page-khuyen-mai__btn{display:inline-block;padding:14px 32px;border-radius:999px;font-weight:700;font-size:1rem;text-decoration:none;text-align:center;transition:transform 0.15s ease,box-shadow 0.15s ease;min-width:180px;box-sizing:border-box;white-space:normal;word-wrap:break-word}
.page-khuyen-mai__btn:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(79,168,255,0.25)}
.page-khuyen-mai__btn--primary{background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#F3F8FF;border:1px solid #4FA8FF}
.page-khuyen-mai__btn--secondary{background:rgba(16,35,63,0.8);color:#F3F8FF;border:1px solid #244D84}
.page-khuyen-mai__logo-section{padding:16px 20px 32px;max-width:1200px;margin:0 auto}
.page-khuyen-mai__logo-title{color:#F3F8FF;text-align:center;font-size:1.75rem;font-weight:700;margin:0 0 24px;line-height:1.3}
.page-khuyen-mai__logo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px 16px;justify-items:center;max-width:1200px;margin:0 auto}
.page-khuyen-mai__logo-item{display:flex;flex-direction:column;align-items:center;gap:12px;max-width:280px;width:100%;background:#10233F;border:1px solid #244D84;border-radius:12px;padding:16px;box-sizing:border-box;transition:box-shadow 0.2s ease}
.page-khuyen-mai__logo-item:hover{box-shadow:0 4px 20px rgba(79,168,255,0.15)}
.page-khuyen-mai__logo-image{width:100%;aspect-ratio:2/1;object-fit:contain;background:#F3F8FF;border-radius:8px;padding:8px;box-sizing:border-box}
.page-khuyen-mai__logo-cta{display:inline-block;padding:10px 22px;border-radius:999px;background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#F3F8FF;font-weight:700;text-decoration:none;font-size:0.9rem;border:1px solid #4FA8FF;transition:transform 0.15s ease;box-sizing:border-box;white-space:normal;word-wrap:break-word;max-width:100%}
.page-khuyen-mai__logo-cta:hover{transform:translateY(-1px)}
.page-khuyen-mai__logo-item:nth-child(5){grid-column:2}
.page-khuyen-mai__logo-item:nth-child(6){grid-column:3}
.page-khuyen-mai__guide-section{padding:16px 0 48px;border-top:1px solid #1B3357}
.page-khuyen-mai__guide-inner{max-width:1000px;margin:0 auto;padding:24px 16px 32px}
.page-khuyen-mai__guide-title{color:#F3F8FF;text-align:center;font-size:1.75rem;font-weight:700;margin:0 0 16px;line-height:1.3}
.page-khuyen-mai__guide-intro{color:#AFC4E8;text-align:center;margin:0 0 32px;font-size:1.0625rem}
.page-khuyen-mai__guide-steps{display:grid;gap:24px;margin-bottom:32px}
.page-khuyen-mai__guide-figure{margin:0;background:#10233F;border:1px solid #244D84;border-radius:12px;overflow:hidden}
.page-khuyen-mai__guide-figure img{width:100%;max-width:800px;aspect-ratio:2/1;object-fit:cover;display:block;margin:0 auto}
.page-khuyen-mai__guide-caption{color:#F3F8FF;padding:12px 16px;text-align:center;font-weight:500;background:rgba(16,35,63,0.6)}
.page-khuyen-mai__guide-cta{display:block;max-width:300px;margin:0 auto;text-align:center}
@media (max-width:1024px){.page-khuyen-mai__logo-grid{grid-template-columns:repeat(3,1fr)}.page-khuyen-mai__logo-item:nth-child(5){grid-column:auto}.page-khuyen-mai__logo-item:nth-child(6){grid-column:auto}.page-khuyen-mai__hero-image{aspect-ratio:16/6}}
@media (max-width:768px){.page-khuyen-mai{padding-top:0;margin-top:0}.page-khuyen-mai__hero-section{padding:10px 12px 24px}.page-khuyen-mai__hero-image{aspect-ratio:16/9;border-radius:12px}.page-khuyen-mai__hero-title{font-size:1.5rem;letter-spacing:-0.01em}.page-khuyen-mai__hero-desc{font-size:1rem}.page-khuyen-mai__hero-actions{flex-direction:column;align-items:center;width:100%;max-width:100%}.page-khuyen-mai__btn{width:100%;max-width:100%;min-width:0;padding:14px 16px}.page-khuyen-mai__logo-section{padding:12px 12px 24px}.page-khuyen-mai__logo-title{font-size:1.4rem}.page-khuyen-mai__logo-grid{grid-template-columns:repeat(2,1fr);gap:12px}.page-khuyen-mai__logo-item{padding:12px}.page-khuyen-mai__logo-item:nth-child(5),.page-khuyen-mai__logo-item:nth-child(6){grid-column:auto}.page-khuyen-mai__logo-cta{padding:10px 16px;font-size:0.85rem;width:100%;max-width:100%;text-align:center}.page-khuyen-mai__guide-section{padding:12px 0 32px}.page-khuyen-mai__guide-inner{padding:16px 12px 24px}.page-khuyen-mai__guide-title{font-size:1.4rem}.page-khuyen-mai__guide-figure img{max-width:100%}.page-khuyen-mai img{max-width:100%!important;height:auto!important}}
@media (max-width:480px){.page-khuyen-mai__logo-grid{grid-template-columns:1fr 1fr;gap:8px}.page-khuyen-mai__logo-item{padding:8px}.page-khuyen-mai__logo-cta{font-size:0.8rem;padding:8px 12px}.page-khuyen-mai__hero-actions{gap:10px}.page-khuyen-mai__btn{padding:12px 16px;font-size:0.95rem}}