.page-tai-ung-dung{color:#1F2D3D;background:#F4F7FB;overflow-x:hidden;font-family:Arial,Helvetica,sans-serif;}
.page-tai-ung-dung__hero-section{padding:10px 20px 24px;background:#F4F7FB;}
.page-tai-ung-dung__hero-image-wrapper{width:100%;max-width:1020px;margin:0 auto;}
.page-tai-ung-dung__hero-image{width:100%;height:auto;aspect-ratio:17/5;object-fit:cover;display:block;border-radius:12px;box-shadow:0 6px 20px rgba(47,107,255,0.15);}
.page-tai-ung-dung__hero-content{max-width:1020px;margin:20px auto 0;text-align:center;}
.page-tai-ung-dung__hero-title{font-size:clamp(1.5rem, 4vw, 2.2rem);font-weight:800;line-height:1.3;color:#1F2D3D;margin:0 0 10px;letter-spacing:-0.02em;}
.page-tai-ung-dung__hero-description{font-size:1rem;line-height:1.7;color:#1F2D3D;max-width:850px;margin:0 auto 18px;opacity:0.85;}
.page-tai-ung-dung__hero-cta{display:inline-block;padding:12px 32px;background:linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);color:#ffffff;font-size:1.1rem;font-weight:700;border:none;border-radius:999px;cursor:pointer;text-decoration:none;box-shadow:0 6px 16px rgba(47,107,255,0.35);transition:transform 0.2s ease, box-shadow 0.2s ease;}
.page-tai-ung-dung__hero-cta:hover{transform:translateY(-2px);box-shadow:0 10px 20px rgba(47,107,255,0.4);}
.page-tai-ung-dung__logo-grid-section{background:#ffffff;padding:48px 20px;}
.page-tai-ung-dung__section-title{font-size:1.8rem;font-weight:700;color:#1F2D3D;text-align:center;margin:0 0 24px;}
.page-tai-ung-dung__logo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px 20px;justify-items:center;max-width:1200px;margin:0 auto;padding:0;}
.page-tai-ung-dung__logo-item{display:flex;flex-direction:column;align-items:center;gap:12px;width:100%;max-width:280px;border:1px solid #D6E2FF;border-radius:12px;padding:16px;background:#ffffff;transition:transform 0.2s ease,box-shadow 0.2s ease;}
.page-tai-ung-dung__logo-item:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(47,107,255,0.12);}
.page-tai-ung-dung__logo-image{width:100%;height:auto;aspect-ratio:2/1;object-fit:contain;}
.page-tai-ung-dung__logo-cta{display:inline-block;padding:8px 24px;background:linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);color:#ffffff;font-size:0.95rem;font-weight:600;border:none;border-radius:999px;cursor:pointer;text-decoration:none;transition:background 0.2s ease, transform 0.2s ease;text-align:center;white-space:normal;word-wrap:break-word;}
.page-tai-ung-dung__logo-cta:hover{transform:scale(1.03);}
.page-tai-ung-dung__logo-item:nth-child(5){grid-column:2;}
.page-tai-ung-dung__logo-item:nth-child(6){grid-column:3;}
.page-tai-ung-dung__guide-section{background:#F4F7FB;}
.page-tai-ung-dung__guide-inner{max-width:1000px;margin:0 auto;padding:48px 16px;}
.page-tai-ung-dung__guide-title{font-size:1.8rem;font-weight:700;color:#1F2D3D;text-align:center;margin:0 0 16px;}
.page-tai-ung-dung__guide-intro{font-size:1rem;line-height:1.8;color:#1F2D3D;text-align:center;margin:0 0 24px;opacity:0.85;}
.page-tai-ung-dung__guide-figure{margin:16px 0;text-align:center;}
.page-tai-ung-dung__guide-image{width:100%;max-width:800px;height:auto;aspect-ratio:2/1;object-fit:cover;border-radius:8px;}
.page-tai-ung-dung__guide-subtitle{font-size:1.4rem;font-weight:700;color:#2F6BFF;margin:24px 0 12px;}
.page-tai-ung-dung__guide-inner p{color:#1F2D3D;line-height:1.8;font-size:1rem;margin:12px 0;}
.page-tai-ung-dung__faq-item{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid #D6E2FF;font-size:1rem;font-weight:600;color:#1F2D3D;}
.page-tai-ung-dung__faq-toggle{color:#2F6BFF;font-size:1.5rem;font-weight:700;line-height:1;margin-left:10px;}
.page-tai-ung-dung__faq-content{padding:12px 0;color:#1F2D3D;line-height:1.7;border-bottom:1px solid #D6E2FF;}
@media (max-width:1024px){
.page-tai-ung-dung__logo-grid{grid-template-columns:repeat(3,1fr);}
.page-tai-ung-dung__logo-item:nth-child(5),.page-tai-ung-dung__logo-item:nth-child(6){grid-column:auto;}
}
@media (max-width:768px){
.page-tai-ung-dung__hero-section{padding-top:8px;padding-left:12px;padding-right:12px;}
.page-tai-ung-dung__hero-image{aspect-ratio:16/9;}
.page-tai-ung-dung__hero-title{font-size:1.6rem;}
.page-tai-ung-dung__logo-grid-section{padding:32px 12px;}
.page-tai-ung-dung__section-title{font-size:1.5rem;}
.page-tai-ung-dung__logo-grid{grid-template-columns:repeat(2,1fr);gap:16px;}
.page-tai-ung-dung__logo-item:nth-child(5),.page-tai-ung-dung__logo-item:nth-child(6){grid-column:auto;}
.page-tai-ung-dung__guide-inner{padding:32px 12px;}
.page-tai-ung-dung__guide-title{font-size:1.5rem;}
.page-tai-ung-dung__guide-subtitle{font-size:1.2rem;}
.page-tai-ung-dung img{max-width:100%!important;height:auto!important;}
.page-tai-ung-dung__hero-cta{max-width:100%;box-sizing:border-box;text-align:center;white-space:normal;word-wrap:break-word;}
.page-tai-ung-dung__logo-cta{max-width:100%;box-sizing:border-box;text-align:center;white-space:normal;word-wrap:break-word;}
.page-tai-ung-dung__hero-content,.page-tai-ung-dung__logo-item,.page-tai-ung-dung__hero-section{overflow:hidden;}
.button-container{width:100%;max-width:100%;overflow:hidden;box-sizing:border-box;}
}