.page-khuyen-mai { color: #333333; background-color: #FFFFFF; }
.page-khuyen-mai__hero-section { padding-top: 10px; max-width: 1200px; margin: 0 auto; }
.page-khuyen-mai__hero-image img { width: 100%; max-width: 1020px; height: auto; aspect-ratio: 17/5; object-fit: cover; display: block; border-radius: 16px; margin: 0 auto; }
.page-khuyen-mai__hero-content { text-align: center; padding: 20px 16px 24px; }
.page-khuyen-mai__hero-content h1 { color: #0477DB; font-weight: 800; line-height: 1.2; letter-spacing: 0.2px; max-width: 800px; margin: 0 auto 12px; font-size: clamp(26px, 4vw, 36px); }
.page-khuyen-mai__hero-content p { color: #333333; max-width: 800px; margin: 0 auto 20px; line-height: 1.6; font-size: clamp(15px, 2vw, 17px); }
.page-khuyen-mai__hero-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; width: 100%; max-width: 100%; overflow: hidden; box-sizing: border-box; }
.page-khuyen-mai__btn { display: inline-block; text-align: center; max-width: 100%; box-sizing: border-box; white-space: normal; word-wrap: break-word; padding: 12px 28px; border-radius: 999px; font-weight: 700; text-decoration: none; transition: opacity 0.2s ease, transform 0.2s ease; }
.page-khuyen-mai__btn:hover { opacity: 0.85; transform: translateY(-2px); }
.page-khuyen-mai__btn--primary { background-color: #0477DB; background-color: var(--color-primary, #26A9E0); color: #FFFFFF; }
.page-khuyen-mai__btn--secondary { background-color: #EA7C07; color: #FFFFFF; }
.page-khuyen-mai__promo-section { max-width: 1200px; margin: 24px auto 40px; padding: 0 16px; }
.page-khuyen-mai__promo-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.page-khuyen-mai__promo-card { background-color: #F2F9FF; border: 2px solid #26A9E0; border-radius: 16px; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.page-khuyen-mai__promo-image img { width: 100%; aspect-ratio: 2/1; object-fit: cover; border-radius: 12px; }
.page-khuyen-mai__promo-card h2 { color: #0477DB; font-weight: 700; }
.page-khuyen-mai__promo-card p { color: #333333; }
.page-khuyen-mai__promo-card .page-khuyen-mai__btn { align-self: flex-start; }
.page-khuyen-mai__guide-section { background-color: #F2F9FF; padding: 24px 16px 48px; }
.page-khuyen-mai__guide-section>h2 { text-align: center; color: #0477DB; }
.page-khuyen-mai__guide-inner { max-width: 1000px; margin: 0 auto; }
.page-khuyen-mai__guide-steps { display: flex; flex-direction: column; gap: 32px; width: 100%; max-width: 100%; }
.page-khuyen-mai__guide-step { display: flex; flex-direction: column; gap: 16px; align-items: center; }
.page-khuyen-mai__guide-image img { width: 100%; max-width: 800px; aspect-ratio: 2/1; object-fit: cover; border-radius: 16px; height: auto; }
.page-khuyen-mai__guide-content { text-align: center; max-width: 700px; }
.page-khuyen-mai__guide-content h3 { color: #0477DB; }
.page-khuyen-mai__guide-content p { color: #333333; }
.page-khuyen-mai__terms-section { max-width: 1000px; margin: 0 auto; padding: 32px 16px 48px; }
.page-khuyen-mai__terms-section h2 { text-align: center; color: #0477DB; }
.page-khuyen-mai__terms-content { background-color: #F2F9FF; border-radius: 16px; padding: 24px; }
.page-khuyen-mai__terms-content ul { padding-left: 20px; }
.page-khuyen-mai__terms-content li { color: #333333; margin-bottom: 12px; }
.page-khuyen-mai__terms-content a { color: #EA7C07; text-decoration: underline; }
@media (max-width: 768px) { .page-khuyen-mai__hero-image img { aspect-ratio: 2/1; } .page-khuyen-mai__guide-step { align-items: center; } .page-khuyen-mai__guide-content { text-align: center; } .page-khuyen-mai__promo-grid { grid-template-columns: 1fr; } .page-khuyen-mai__guide-image img, .page-khuyen-mai img { max-width: 100% !important; height: auto !important; } .page-khuyen-mai__hero-actions { flex-direction: column; align-items: center; } .page-khuyen-mai__btn { max-width: 100%; } }