.page-khuyen-mai{--km-bg:#0D0E12;--km-card:#17191F;--km-text:#FFF3E6;--km-primary:#FF8C1A;--km-secondary:#FFA53A;--km-border:#A84F0C;--km-glow:#FFB04D;--km-deep:#D96800;background:var(--km-bg);color:var(--km-text);font-family:system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;line-height:1.65}.page-khuyen-mai h1,.page-khuyen-mai h2,.page-khuyen-mai h3{color:var(--km-primary);line-height:1.3;margin-bottom:.6em}.page-khuyen-mai h1{font-weight:800;letter-spacing:.3px;max-width:900px}.page-khuyen-mai h2{font-size:1.75rem;margin-top:0}.page-khuyen-mai h3{font-size:1.2rem;color:var(--km-secondary)}.page-khuyen-mai p{margin:0 0 1em}.page-khuyen-mai a{color:var(--km-secondary);text-decoration:none}.page-khuyen-mai a:hover{color:var(--km-glow)}.page-khuyen-mai img{max-width:100%;height:auto;display:block;border-radius:12px}
.page-khuyen-mai__hero-section{width:100%;overflow:hidden;padding-top:0;margin-top:0;background:linear-gradient(180deg,#1A1209 0%,var(--km-bg) 100%)}
.page-khuyen-mai__hero-image{width:100%;max-width:1100px;margin:0 auto;padding:10px 16px 0;box-sizing:border-box}
.page-khuyen-mai__hero-image img{width:100%;height:auto;object-fit:cover;border:1px solid var(--km-border);box-shadow:0 10px 40px rgba(255,140,26,.18)}
.page-khuyen-mai__hero-content{max-width:1100px;margin:0 auto;padding:20px 16px 32px;box-sizing:border-box}
.page-khuyen-mai__hero-desc{max-width:820px;color:#F5E6D6;font-size:1.05rem}
.page-khuyen-mai__hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.page-khuyen-mai__btn{display:inline-block;padding:12px 22px;border-radius:10px;font-weight:700;text-align:center;cursor:pointer;max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;border:1px solid transparent;transition:transform .15s ease,box-shadow .15s ease}
.page-khuyen-mai__btn:hover{transform:translateY(-1px)}
.page-khuyen-mai__btn--primary{background:linear-gradient(180deg,#FFA53A 0%,#D96800 100%);color:#1A0D00;box-shadow:0 6px 18px rgba(255,140,26,.35)}
.page-khuyen-mai__btn--secondary{background:transparent;color:var(--km-glow);border:1px solid var(--km-border)}
.page-khuyen-mai__btn--secondary:hover{background:rgba(255,140,26,.08);color:var(--km-secondary)}
.page-khuyen-mai__btn--ghost{background:var(--km-card);color:var(--km-text);border:1px solid var(--km-border)}
.page-khuyen-mai__intro-section,.page-khuyen-mai__overview-section,.page-khuyen-mai__advantages-section,.page-khuyen-mai__games-section,.page-khuyen-mai__guide-section,.page-khuyen-mai__promo-section,.page-khuyen-mai__app-section,.page-khuyen-mai__faq-section,.page-khuyen-mai__blog-section,.page-khuyen-mai__final-cta{max-width:1100px;margin:0 auto;padding:36px 16px;box-sizing:border-box}
.page-khuyen-mai__intro-section{color:#EADAcB}
.page-khuyen-mai__cta-section{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:1100px;margin:0 auto;padding:0 16px 36px;box-sizing:border-box}
.page-khuyen-mai__cta-card{background:var(--km-card);border:1px solid var(--km-border);border-radius:14px;padding:24px;box-sizing:border-box}
.page-khuyen-mai__cta-card h3{margin-top:0}
.page-khuyen-mai__cta-card p{color:#EADAcB}
.page-khuyen-mai__promo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:16px}
.page-khuyen-mai__promo-card{background:var(--km-card);border:1px solid var(--km-border);border-radius:14px;padding:20px;box-sizing:border-box}
.page-khuyen-mai__promo-card h3{font-size:1.1rem}
.page-khuyen-mai__promo-card p{color:#EADAcB;margin-bottom:0}
.page-khuyen-mai__table-wrap{overflow-x:auto;margin-top:16px;border-radius:12px;border:1px solid var(--km-border)}
.page-khuyen-mai__overview-table{width:100%;border-collapse:collapse;min-width:520px}
.page-khuyen-mai__overview-table th{background:#241408;color:var(--km-glow);text-align:left;padding:14px;font-size:.95rem;border-bottom:1px solid var(--km-border)}
.page-khuyen-mai__overview-table td{padding:14px;border-bottom:1px solid rgba(168,79,12,.4);color:#EADAcB;vertical-align:top}
.page-khuyen-mai__overview-table tr:last-child td{border-bottom:none}
.page-khuyen-mai__steps{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:16px}
.page-khuyen-mai__step{background:var(--km-card);border:1px solid var(--km-border);border-radius:14px;padding:20px;box-sizing:border-box;position:relative}
.page-khuyen-mai__step-num{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:linear-gradient(180deg,#FFA53A 0%,#D96800 100%);color:#1A0D00;font-weight:800;font-size:1.15rem;margin-bottom:10px}
.page-khuyen-mai__step h3{font-size:1.1rem;margin-top:0}
.page-khuyen-mai__step p{color:#EADAcB;margin-bottom:0}
.page-khuyen-mai__game-list{list-style:none;padding:0;margin:16px 0 0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.page-khuyen-mai__game-list li{background:var(--km-card);border:1px solid var(--km-border);border-radius:12px;padding:16px;color:#EADAcB;box-sizing:border-box}
.page-khuyen-mai__notice-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:16px}
.page-khuyen-mai__notice{background:var(--km-card);border-left:4px solid var(--km-primary);border-radius:12px;padding:20px;box-sizing:border-box}
.page-khuyen-mai__notice h3{font-size:1.05rem;margin-top:0}
.page-khuyen-mai__notice p{color:#EADAcB;margin-bottom:0}
.page-khuyen-mai__app-section{background:linear-gradient(135deg,rgba(255,140,26,.12) 0%,rgba(23,25,31,.9) 100%);border-radius:18px;border:1px solid var(--km-border);max-width:1100px;margin:0 auto;padding:32px 24px}
.page-khuyen-mai__app-content{max-width:760px}
.page-khuyen-mai__faq-list{margin-top:16px;display:grid;gap:12px}
.page-khuyen-mai__faq-item{background:var(--km-card);border:1px solid var(--km-border);border-radius:12px;padding:16px 20px;box-sizing:border-box}
.page-khuyen-mai__faq-item summary{cursor:pointer;font-weight:700;color:var(--km-glow);list-style:none;outline:none}
.page-khuyen-mai__faq-item summary::-webkit-details-marker{display:none}
.page-khuyen-mai__faq-item summary::after{content:'+';float:right;color:var(--km-primary);font-weight:800}
.page-khuyen-mai__faq-item[open] summary::after{content:'–'}
.page-khuyen-mai__faq-item p{margin:12px 0 0;color:#EADAcB}
.page-khuyen-mai__blog-track{display:flex;gap:16px;overflow:hidden;margin-top:16px}
.page-khuyen-mai__blog-card{flex:0 0 calc(33.333% - 11px);background:var(--km-card);border:1px solid var(--km-border);border-radius:14px;overflow:hidden;box-sizing:border-box}
.page-khuyen-mai__blog-card img{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;border-radius:0}
.page-khuyen-mai__blog-card h3{font-size:1rem;padding:14px 16px 16px;margin:0}
.page-khuyen-mai__blog-footer{margin-top:20px;text-align:center}
.page-khuyen-mai__final-cta{text-align:center;border-top:1px solid var(--km-border)}
.page-khuyen-mai__final-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:16px}
@media (max-width:768px){.page-khuyen-mai{overflow-x:hidden}.page-khuyen-mai img{max-width:100%!important;height:auto!important}.page-khuyen-mai__cta-section{grid-template-columns:1fr}.page-khuyen-mai__promo-grid{grid-template-columns:1fr}.page-khuyen-mai__steps{grid-template-columns:1fr}.page-khuyen-mai__game-list{grid-template-columns:1fr}.page-khuyen-mai__notice-list{grid-template-columns:1fr}.page-khuyen-mai__blog-track{flex-direction:column}.page-khuyen-mai__blog-card{flex-basis:100%}.page-khuyen-mai__hero-actions{flex-direction:column;align-items:stretch}.page-khuyen-mai__btn{width:100%;max-width:100%;box-sizing:border-box}.page-khuyen-mai__final-actions{flex-direction:column;align-items:stretch}}