[data-design-page="nen-tang--ung-dung-bac-si"]{margin:0}
[data-design-page="nen-tang--ung-dung-bac-si"] .sh-eb{margin:0 0 16px;display:inline-flex;align-items:center;gap:8px;width:fit-content;padding:6px 14px;border-radius:999px;background:#E4EBFD;border:1px solid #DCE3F3;color:#1E3FB8;font-size:13px;line-height:1.4;font-weight:700}
[data-design-page="nen-tang--ung-dung-bac-si"] .sh-h{margin:0;font-size:clamp(30px,3.4vw,44px);line-height:1.2;letter-spacing:-.02em;font-weight:800;color:#0E1A33;text-wrap:balance;padding-top:.06em}
[data-design-page="nen-tang--ung-dung-bac-si"] .sh-a{color:#2F5BEA}
[data-design-page="nen-tang--ung-dung-bac-si"] .sh-lead{margin:16px 0 0;font-size:18px;line-height:1.6;color:#556079;max-width:60ch}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd{background:#FFFFFF;color:#0E1A33}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:14px;color:#556079;padding-top:20px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-crumb a{color:#1E3FB8;text-decoration:none}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-hero{padding:32px 0 72px;border-bottom:1px solid #DCE3F3;overflow:hidden}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-hgrid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-h1{font-size:clamp(34px,4vw,50px)}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-phone{border:9px solid #0E1A33;border-radius:42px;overflow:hidden;background:#0E1A33;box-shadow:0 30px 60px rgba(14,26,51,.22);width:250px;box-sizing:border-box}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-phone img{display:block;width:100%;height:auto;border-radius:32px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-hvis{position:relative;height:580px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-hglow{position:absolute;inset:30px 0;border-radius:50%;background:radial-gradient(closest-side,#DCE5FF,rgba(220,229,255,0))}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-h1p{position:absolute;left:calc(50% - 40px);top:20px;z-index:2;width:260px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-h2{position:absolute;left:calc(50% - 230px);top:70px;z-index:1;width:230px;transform:rotate(-6deg);opacity:.97}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-float{position:absolute;z-index:3;display:flex;align-items:center;gap:10px;padding:10px 14px 10px 10px;border-radius:16px;background:#FFFFFF;border:1px solid #E1E7F5;box-shadow:0 16px 36px rgba(14,26,51,.14)}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-float b{display:block;font-size:13.5px}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-float small{font-size:12px;color:#556079}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-fi{width:34px;height:34px;border-radius:10px;background:#E3F5EB;color:#1F6B45;display:inline-flex;align-items:center;justify-content:center;flex:none}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-fi2{background:#E4EBFD;color:#1E3FB8}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-f1{left:0;bottom:120px}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-f2{right:0;top:120px}
@media (prefers-reduced-motion:no-preference){[data-design-page="nen-tang--ung-dung-bac-si"] .bd-float{animation:bdF 6s ease-in-out infinite}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-f2{animation-delay:3s}}
@keyframes bdF{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-sec{padding:88px 0}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-alt{background:#F7F9FF;border-top:1px solid #EEF2FC;border-bottom:1px solid #EEF2FC}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-head{margin-bottom:44px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-c{text-align:center;display:flex;flex-direction:column;align-items:center}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-c .sh-lead{margin-left:auto;margin-right:auto}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-vals{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-v{display:flex;flex-direction:column;gap:8px;padding:24px;border-radius:22px;background:#FFFFFF;border:1px solid #E1E7F5;box-shadow:0 10px 28px rgba(30,63,184,.06);transition:transform .25s,box-shadow .25s}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-v:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(30,63,184,.12)}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-vi{width:48px;height:48px;border-radius:14px;background:#1E3FB8;color:#FFFFFF;display:inline-flex;align-items:center;justify-content:center;margin-bottom:6px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-v b{font-size:17px;line-height:1.35}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-v small{font-size:15px;line-height:1.55;color:#556079}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-day{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px;position:relative}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-day::before{content:"";position:absolute;left:4%;right:4%;top:15px;height:3px;background:linear-gradient(90deg,#C9D6FB,#2F5BEA);border-radius:3px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-day li{position:relative;display:flex;flex-direction:column;gap:6px;padding-top:44px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-dt{position:absolute;top:0;left:0;font-size:13px;font-weight:800;color:#FFFFFF;background:#1E3FB8;padding:5px 12px;border-radius:999px;font-variant-numeric:tabular-nums}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-di{width:40px;height:40px;border-radius:12px;background:#E4EBFD;color:#1E3FB8;display:inline-flex;align-items:center;justify-content:center}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-day b{font-size:16px;line-height:1.35}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-day small{font-size:14px;line-height:1.5;color:#556079}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rows{display:grid;gap:80px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rev .bd-rcopy{order:2}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-num{margin:0;font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#2F5BEA}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rt{margin:8px 0 0;font-size:clamp(24px,2.4vw,32px);line-height:1.25;font-weight:800;letter-spacing:-.01em;padding-top:.06em}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rd{margin:12px 0 0;font-size:17px;line-height:1.65;color:#556079;max-width:52ch}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rl{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:12px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rl li{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:600}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rl svg{width:22px;height:22px;padding:4px;box-sizing:border-box;border-radius:999px;background:#2F5BEA;color:#FFFFFF;flex:none}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rvis{position:relative;display:flex;justify-content:center;align-items:center;min-height:560px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-blob{position:absolute;width:400px;height:400px;max-width:92%;top:50%;left:50%;transform:translate(-50%,-50%);border-radius:44% 56% 52% 48%/48% 42% 58% 52%;background:#E4EBFD}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rvis .bd-phone{position:relative;z-index:1}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-two .bd-front{transform:translateX(-70px)}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-two .bd-back{position:absolute;z-index:0;width:220px;transform:translateX(110px) rotate(5deg);opacity:.96}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aigrid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aicard{padding:24px;border-radius:24px;background:#FFFFFF;border:1px solid #DCE3F3;box-shadow:0 26px 60px rgba(30,63,184,.12)}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-ail{margin:0 0 14px;display:flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#1E3FB8}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aicard dl{margin:0;display:grid;gap:10px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aicard dl div{display:grid;grid-template-columns:110px minmax(0,1fr);gap:10px;font-size:14.5px;line-height:1.5}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aicard dt{font-weight:700}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aicard dd{margin:0;color:#3A4566}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-miss dd{color:#8A5A00;background:#FFF4DB;border-radius:6px;padding:0 6px;width:fit-content}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aiact{display:flex;gap:8px;margin-top:16px}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aiact span{padding:8px 14px;border-radius:10px;border:1px solid #DCE3F3;font-size:13px;font-weight:700;color:#3A4566}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aiact .a1{background:#2F5BEA;border-color:#2F5BEA;color:#FFFFFF}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-ain{margin:14px 0 0;font-size:12px;color:#556079}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-mt{margin-top:24px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-where{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-where li{display:flex;flex-direction:column;gap:8px;padding:28px;border-radius:22px;background:#F7F9FF;border:1px solid #E1E7F5}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-wi{width:56px;height:56px;border-radius:16px;background:#FFFFFF;color:#1E3FB8;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(30,63,184,.1);margin-bottom:6px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-where b{font-size:18px}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-where small{font-size:15px;line-height:1.55;color:#556079}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-faqw{max-width:860px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-qs{border:1px solid #DCE3F3;border-radius:20px;overflow:hidden;background:#FFFFFF}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-q+.bd-q{border-top:1px solid #EEF2FC}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-q summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;font-size:16.5px;font-weight:700}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-q summary::-webkit-details-marker{display:none}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-q summary svg{flex:none;color:#556079;transition:transform .2s}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-q[open] summary svg{transform:rotate(180deg)}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-q p{margin:0;padding:0 24px 20px;font-size:15.5px;line-height:1.6;color:#556079}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-end{background:#F4F7FE;border-top:1px solid #DCE3F3;padding:72px 0 32px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-endi{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-endi .bd-cta{margin-top:0}
[data-design-page="nen-tang--ung-dung-bac-si"] .bd-foot{margin-top:40px;font-size:12.5px;color:#556079}
@media (max-width:1100px){[data-design-page="nen-tang--ung-dung-bac-si"] .bd-hgrid,[data-design-page="nen-tang--ung-dung-bac-si"] .bd-row,[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aigrid{grid-template-columns:minmax(0,1fr);gap:40px}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rev .bd-rcopy{order:0}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-vals{grid-template-columns:repeat(2,minmax(0,1fr))}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-day{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:32px}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-day::before{display:none}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-where{grid-template-columns:minmax(0,1fr)}}
@media (max-width:760px){[data-design-page="nen-tang--ung-dung-bac-si"] .bd-sec{padding:64px 0}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-vals,[data-design-page="nen-tang--ung-dung-bac-si"] .bd-day{grid-template-columns:minmax(0,1fr)}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-hvis{height:500px}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-h1p{width:220px;left:calc(50% - 60px)}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-h2{width:190px;left:calc(50% - 190px)}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-float{display:none}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-phone{width:220px}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-two .bd-front{transform:translateX(-40px)}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-two .bd-back{width:180px;transform:translateX(80px) rotate(5deg)}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-rvis{min-height:480px}[data-design-page="nen-tang--ung-dung-bac-si"] .sh-lead{font-size:16px}[data-design-page="nen-tang--ung-dung-bac-si"] .bd-aicard dl div{grid-template-columns:minmax(0,1fr);gap:2px}}