.page-lo-de-online-gioi-thieu{background:#140C0C;color:#FFF1E8;font-family:system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;line-height:1.6}
.page-lo-de-online-gioi-thieu img{max-width:100%;height:auto}
.page-lo-de-online-gioi-thieu__hero-section{max-width:1200px;margin:0 auto;padding:10px 16px 20px;display:flex;flex-direction:column;align-items:center}
.page-lo-de-online-gioi-thieu__hero-image-wrapper{width:100%}
.page-lo-de-online-gioi-thieu__hero-image{width:100%;height:auto;aspect-ratio:17/5;object-fit:cover;display:block;border-radius:16px;margin:0}
.page-lo-de-online-gioi-thieu__hero-content{width:100%;text-align:center;padding:32px 0 10px;max-width:1000px}
.page-lo-de-online-gioi-thieu__hero-title{font-weight:800;line-height:1.25;letter-spacing:-0.01em;max-width:800px;margin:0 auto 18px;color:#FFF1E8;font-size:clamp(1.8rem,4vw,2.8rem)}
.page-lo-de-online-gioi-thieu__hero-subtitle{font-size:clamp(1rem,2vw,1.15rem);line-height:1.7;color:#F3C54D;max-width:750px;margin:0 auto 24px;font-weight:400}
.page-lo-de-online-gioi-thieu__hero-feature-list{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:28px}
.page-lo-de-online-gioi-thieu__hero-feature-item{background:var(--card-bg,#2A1212);border:1px solid #6A1E1E;padding:7px 18px;border-radius:999px;font-size:0.9rem;color:#FFF1E8}
.page-lo-de-online-gioi-thieu__hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
.page-lo-de-online-gioi-thieu__button{display:inline-block;padding:13px 30px;border-radius:999px;text-decoration:none;font-weight:700;font-size:1rem;transition:transform .2s ease,box-shadow .2s ease;border:none}
.page-lo-de-online-gioi-thieu__button--register{background:linear-gradient(180deg,#FFB04A 0%,#D86A14 100%);color:#fff}
.page-lo-de-online-gioi-thieu__button--contact{background:var(--card-bg,#2A1212);border:1px solid #6A1E1E;color:#F3C54D}
.page-lo-de-online-gioi-thieu__button:hover{transform:translateY(-2px);box-shadow:0 6px 15px rgba(0,0,0,0.3)}
.page-lo-de-online-gioi-thieu__logo-grid-section{max-width:1200px;margin:40px auto;padding:32px 16px;background:#1e0f0f;border:1px solid #6A1E1E;border-radius:16px}
.page-lo-de-online-gioi-thieu__section-title{color:#F3C54D;font-size:1.8rem;font-weight:800;text-align:center;margin-bottom:10px}
.page-lo-de-online-gioi-thieu__logo-grid-intro{color:#FFF1E8;text-align:center;max-width:700px;margin:0 auto 30px}
.page-lo-de-online-gioi-thieu__logo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px 16px;justify-items:center}
.page-lo-de-online-gioi-thieu__logo-item{display:flex;flex-direction:column;align-items:center;gap:12px;max-width:280px;width:100%}
.page-lo-de-online-gioi-thieu__logo-item:nth-child(5){grid-column:2}
.page-lo-de-online-gioi-thieu__logo-item:nth-child(6){grid-column:3}
.page-lo-de-online-gioi-thieu__logo-image{width:100%;aspect-ratio:2/1;object-fit:contain;border-radius:8px}
.page-lo-de-online-gioi-thieu__logo-cta{padding:11px 26px;border-radius:30px;background:#C61F1F;color:#FFF1E8;font-weight:700;text-decoration:none;width:100%;text-align:center;box-sizing:border-box;border:1px solid #6A1E1E;
    transition:background .2s ease,box-shadow .2s ease}
.page-lo-de-online-gioi-thieu__logo-cta:hover{background:#4a0a0a;box-shadow:0 5px 15px rgba(0,0,0,0.3)}
.page-lo-de-online-gioi-thieu__guide-section{max-width:1200px;margin:40px auto;padding:32px 16px}
.page-lo-de-online-gioi-thieu__guide-inner{max-width:1000px;margin:0 auto;padding:0}
.page-lo-de-online-gioi-thieu__guide-title{text-align:center;color:#F3C54D;font-size:1.9rem;font-weight:800;margin-bottom:40px}
.page-lo-de-online-gioi-thieu__guide-post{background:var(--card-bg,#2A1212);border:1px solid #6A1E1E;border-radius:16px;padding:24px;margin:0 0 24px 0;display:flex;flex-direction:column;gap:12px}
.page-lo-de-online-gioi-thieu__guide-figure{margin:0;padding:0;border-radius:12px;overflow:hidden;background:#1e0f0f}
.page-lo-de-online-gioi-thieu__guide-figure img{width:100%;max-width:800px;aspect-ratio:2/1;object-fit:cover;display:block}
.page-lo-de-online-gioi-thieu__guide-post h3{color:#F3C54D;font-size:1.3rem;font-weight:700;margin:0}
.page-lo-de-online-gioi-thieu__guide-post p{color:#FFF1E8;line-height:1.7}
.page-lo-de-online-gioi-thieu__faq-item{background:#1e0f0f;border:1px solid #6A1E1E;border-radius:12px;padding:16px 20px;margin:16px 0 0 0}
.page-lo-de-online-gioi-thieu__faq-item summary{font-weight:600;color:#F3C54D;cursor:pointer;list-style:none;display:flex;align-items:center}
.page-lo-de-online-gioi-thieu__faq-item[open] summary{color:#fff}
.page-lo-de-online-gioi-thieu__faq-item p{color:#FFF1E8;margin:14px 0 0 0}
.page-lo-de-online-gioi-thieu__faq-icon{color:#F3C54D}
.page-lo-de-online-gioi-thieu__guide-content>p{color:#FFF1E8}
@media(max-width:768px){.page-lo-de-online-gioi-thieu{max-width:100%}
.page-lo-de-online-gioi-thieu__container-image{max-width:100%} .page-lo-de-online-gioi-thieu__hero-section{padding:10px 12px 10px}
.page-lo-de-online-gioi-thieu__hero-image{aspect-ratio:16/9}
.page-lo-de-online-gioi-thieu__hero-content{padding:30px 0 10px}
.page-lo-de-online-gioi-thieu__logo-grid{grid-template-columns:repeat(2,1fr);}
.page-lo-de-online-gioi-thieu__logo-item:nth-child(5),.page-lo-de-online-gioi-thieu__logo-item:nth-child(6){grid-column:auto}
.page-lo-de-online-gioi-thieu__button{max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;display:block;width:100%;text-align:center;padding:13px 15px}
.page-lo-de-online-gioi-thieu__hero-actions{flex-direction:column;width:100%;max-width:100%;overflow:hidden}
.page-lo-de-online-gioi-thieu img{max-width:100%!important;height:auto!important}
.page-lo-de-online-gioi-thieu__section-title,.page-lo-de-online-gioi-thieu__guide-title{font-size:1.4rem}
.page-lo-de-online-gioi-thieu__guide-post{padding:18px}
.page-lo-de-online-gioi-thieu__guide-figure{margin:0}
.page-lo-de-online-gioi-thieu__guide-figure img{max-width:100%!important;height:auto!important}}
@media(max-width:1024px){.page-lo-de-online-gioi-thieu__logo-grid{grid-template-columns:repeat(3,1fr)}
.page-lo-de-online-gioi-thieu__logo-item:nth-child(4),.page-lo-de-online-gioi-thieu__logo-item:nth-child(5),.page-lo-de-online-gioi-thieu__logo-item:nth-child(6){grid-column:auto}
.page-lo-de-online-gioi-thieu__hero-image{aspect-ratio:16/6}}