@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700;800&display=swap');
:root{--blue:#0755ff;--cyan:#0bb9ed;--navy:#07184a;--muted:#5e7599;--line:#e1eaf7;--pale:#eaf7ff;--radius:15px;--shadow:0 12px 35px #153b7015}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:85px}body{margin:0;font:14px/1.7 'Be Vietnam Pro',Arial,sans-serif;color:var(--navy)}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{display:block;max-width:100%}h1,h2,h3,p,figure{margin:0}h1,h2,h3{letter-spacing:-.04em;line-height:1.3}h2{font-size:31px;font-weight:800}h3{font-size:16px;font-weight:700}p{color:var(--muted)}.container{width:min(1440px,91%);margin:auto}.section{padding:42px 0}.pale{background:linear-gradient(115deg,#e5f4ff,#effaff)}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:12px 20px;border-radius:7px;border:1px solid transparent;font-weight:600;font-size:13px;min-height:47px;white-space:nowrap;transition:transform .18s,box-shadow .18s}.button:hover{transform:translateY(-2px);box-shadow:0 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p{font-size:13px;line-height:1.75;margin-top:5px}.transcript-note{font-size:10px;display:flex;gap:10px;margin-top:24px;color:#7f91ab;line-height:1.8}.transcript-note>span{font-size:17px;line-height:1.4}.section-heading>p{text-align:center;font-size:13px;margin-top:10px}.device-section{overflow:hidden;padding-bottom:28px}.device-row{display:grid;grid-template-columns:minmax(0,66fr) minmax(0,34fr);align-items:end;gap:20px;margin-top:24px}.desktop-device>img{width:100%;height:auto}.desktop-device figcaption{text-align:center;padding-top:8px;min-height:73px}.desktop-device h3,.mobile-caption h3{font-size:15px;color:#1045a8}.desktop-device figcaption p,.mobile-caption p{font-size:13px;max-width:650px;margin:6px auto 0}.mobile-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;align-items:end}.mobile-pair figure{display:flex;align-items:end;justify-content:center;min-width:0}.mobile-pair 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@media(min-width:1600px){.hero-grid{min-height:770px}.hero-agent{height:480px;width:395px;right:85px}.hero-device-layout{bottom:20px;left:-10px;right:-40px}.hero-copy{padding-bottom:110px}}
@media(max-width:1200px){.nav{gap:15px}.brand img{width:190px}.nav nav{gap:17px;font-size:13px}.nav-actions{gap:8px}.nav-actions .button{font-size:10px;padding:7px 12px}.hero-grid{min-height:650px}.hero-copy{padding-bottom:65px}.eyebrow{font-size:9px}h1{font-size:38px}.hero-copy>p{font-size:14px}.hero-actions .button{font-size:13px;padding:11px 13px}.hero-trust{font-size:9px;gap:12px}.hero-trust i{width:21px;height:21px;font-size:13px}.hero-agent{height:395px;width:325px;right:40px}.hero-device-layout{bottom:25px;left:-10px;right:-25px}.features h2{font-size:28px}.feature-grid article{padding:17px 13px;gap:12px}.feature-grid .icon{width:55px;height:55px}.feature-grid h3{font-size:14px}.feature-grid p{font-size:12px}.transcript-grid{gap:28px}.transcript-copy h2{font-size:31px}.transcript-points{gap:19px;margin-top:23px}.transcript-points .icon{width:45px;height:45px}.transcript-points article{gap:11px}.transcript-points h3{font-size:13px}.transcript-points p{font-size:12px}.why-grid{gap:13px}.why-grid article{padding:16px 11px;gap:8px}.why-grid .icon{width:36px;height:36px}.why-grid h3{font-size:12px}.why-grid p{font-size:10px}.usecase-grid{gap:14px}.usecase-copy{padding:12px 10px}.usecase-copy h3{font-size:12px}.usecase-copy p{font-size:10px}.cta-copy h2{font-size:27px}.cta-copy p{font-size:12px}.footer-grid{gap:25px}.footer .brand img{width:180px}.footer h3{font-size:13px}.footer-grid>div>a,.footer p,.contact p>span:last-child{font-size:13px}}
@media(max-width:960px){.header{height:78px;background:#ffffffed}.nav nav{display:none;position:absolute;top:78px;left:0;right:0;padding:20px 5%;background:#fff;box-shadow:0 10px 20px #17345d15}.nav nav.open{display:flex;flex-direction:column;align-items:flex-start;font-size:13px;gap:18px}.menu-toggle{display:flex;flex-direction:column;gap:4px;border:0;padding:10px;background:transparent;margin-left:auto}.menu-toggle span{width:23px;height:2px;background:var(--blue)}.nav-actions .outline{display:none}.hero-grid{grid-template-columns:1fr;padding-top:78px;min-height:0}.hero-copy{text-align:center;padding:30px 0 10px}.hero-copy>p{margin:18px auto 0;max-width:520px}.hero-copy .desktop-break{display:none}h1{font-size:43px;line-height:1.2}.hero-actions,.hero-trust{justify-content:center}.hero-trust{font-size:13px}.hero-agent{height:410px;width:340px;right:110px;top:0}.hero-art{height:565px;width:720px;max-width:100%;margin:0 auto}.hero-device-layout{left:0;right:0;bottom:10px}.hero-background{background:linear-gradient(180deg,#fff 10%,#ffffffee 40%,#ffffff33 80%),url('assets/backgrounds/office-background.webp') center/cover}.feature-grid{gap:12px}.feature-grid article{align-items:flex-start;flex-direction:column}.feature-grid h3{font-size:15px}.transcript-grid{grid-template-columns:1fr;gap:20px}.transcript-visual{max-width:750px;margin:auto;order:2}.transcript-copy h2{font-size:32px}.transcript-copy h2 br{display:none}.transcript-points{grid-template-columns:repeat(3,1fr);gap:18px}.transcript-points article{flex-direction:column}.transcript-points h3{font-size:14px}.transcript-points p{font-size:12px}.transcript-note{max-width:600px}.device-row{gap:10px}.desktop-device figcaption p,.mobile-caption p{font-size:9px}.desktop-device h3,.mobile-caption h3{font-size:12px}.mobile-pair{gap:4px}.mobile-pair img{height:clamp(180px,25vw,240px)}.desktop-device figcaption,.mobile-caption{min-height:68px}.usecase-grid{grid-template-columns:1fr}.usecase-grid article{min-height:160px}.usecase-photo{width:180px;min-height:160px}.usecase-photo img{object-position:50% 12%}.usecase-copy{padding:20px;display:grid;grid-template-columns:45px 1fr;gap:5px 12px;align-content:center}.usecase-copy>.icon{grid-row:1/3;width:45px;height:45px}.usecase-copy h3{font-size:16px;align-self:end}.usecase-copy p{font-size:13px;margin:0;max-width:450px}.why-grid{grid-template-columns:repeat(2,1fr)}.why-grid article{padding:20px;gap:13px}.why-grid .icon{height:48px;width:48px}.why-grid h3{font-size:14px}.why-grid p{font-size:12px}.cta-copy{width:73%}.cta-copy h2{font-size:26px}.cta-agent{right:-20px;height:330px;width:265px;bottom:-65px}.cta-copy p{font-size:13px;max-width:420px}.footer-grid{grid-template-columns:1fr 1fr 1fr;gap:25px}.footer-brand{grid-column:1/2;grid-row:1/3}.contact{grid-column:2/4}.footer h3{font-size:14px}.footer-grid>div>a,.footer p,.contact p>span:last-child{font-size:12px}}
@media(max-width:640px){.container{width:90%}.header{height:70px}.nav nav{top:70px}.brand img{width:175px;height:62px}.nav-actions{display:none}.hero-grid{padding-top:70px}.hero-copy{padding:24px 0 12px}.eyebrow{font-size:8px;padding:6px 11px;margin-bottom:15px}h1{font-size:clamp(27px,7vw,38px);line-height:1.25}.hero-copy>p{font-size:13px;margin-top:15px;max-width:335px}.hero-actions{margin-top:20px;gap:9px}.hero-actions .button{font-size:10px;min-height:43px;padding:9px 12px}.hero-trust{font-size:8px;gap:10px;margin-top:20px}.hero-trust>span{gap:5px}.hero-trust i{width:20px;height:20px;font-size:12px}.hero-art{height:365px;width:100%}.hero-agent{height:290px;width:238px;top:0;right:40px}.hero-device-layout{left:-8px;right:-8px;bottom:7px;gap:3px;grid-template-columns:minmax(0,80fr) minmax(0,20fr)}.hero-mobile{margin-bottom:3px}.section{padding:28px 0}h2{font-size:24px}.features h2{font-size:24px}.feature-grid{grid-template-columns:1fr;gap:11px;margin-top:20px}.feature-grid article{flex-direction:row;align-items:center;padding:16px 14px;gap:15px}.feature-grid .icon{height:60px;width:60px}.feature-grid h3{font-size:15px}.feature-grid p{font-size:12px}.transcript-copy h2{font-size:29px}.transcript-copy h2 br{display:block}.transcript-copy .eyebrow{font-size:7px}.transcript-points{grid-template-columns:1fr;gap:19px;margin-top:22px}.transcript-points article{flex-direction:row;gap:13px}.transcript-points .icon{width:48px;height:48px}.transcript-points h3{font-size:14px}.transcript-points p{font-size:12px}.transcript-note{font-size:9px;margin-top:20px}.transcript-visual{margin:0 -9px}.visual-caption{font-size:8px}.section-heading>p{font-size:12px;max-width:330px;margin:10px auto 0}.device-section h2{font-size:24px}.device-row{grid-template-columns:1fr;gap:20px;margin-top:20px}.desktop-device figcaption{min-height:0;padding-top:6px}.desktop-device h3,.mobile-caption h3{font-size:14px}.desktop-device figcaption p,.mobile-caption p{font-size:13px}.mobile-pair{max-width:340px;margin:auto;gap:0 12px}.mobile-pair img{height:300px;max-width:100%;width:auto}.mobile-caption{min-height:0;padding-top:12px}.device-note{font-size:9px;margin-top:17px}.usecases h2,.why-us h2{font-size:24px}.usecase-photo{width:32%;min-height:150px}.usecase-copy{display:block;padding:15px 12px}.usecase-copy>.icon{width:32px;height:32px;margin-bottom:9px}.usecase-copy h3{font-size:14px}.usecase-copy p{font-size:13px;margin-top:6px}.why-grid{gap:12px}.why-grid article{flex-direction:column;padding:16px 12px;gap:12px}.why-grid .icon{height:45px;width:45px}.why-grid h3{font-size:12px}.why-grid p{font-size:13px}.cta-inner{min-height:445px;align-items:flex-start}.cta-copy{width:100%;text-align:center;padding:30px 0 0}.cta-copy h2{font-size:26px}.cta-copy p{font-size:12px;margin:12px auto 0;max-width:330px}.cta-copy .button{margin-top:19px}.cta-agent{height:280px;width:220px;bottom:-65px;right:-5px}.cta-section{background-position:60% center}.cta-section:before{content:'';position:absolute;inset:0;background:linear-gradient(#075bff 15%,#0755edaa 60%,transparent)}.footer{padding-top:28px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1;grid-row:auto}.footer-brand p{max-width:none;font-size:12px}.footer .brand img{width:190px;height:68px}.contact{grid-column:1/-1}.footer h3{margin-top:0}.footer-grid>div>a{font-size:12px}.footer-bottom{flex-direction:column;gap:8px;font-size:10px}.contact p>span:last-child{font-size:12px}}
@media(max-width:360px){h1{font-size:26px}.hero-art{height:325px}.hero-agent{height:260px;width:213px;right:28px}.hero-trust{font-size:7px;gap:8px}.hero-actions .button{font-size:9px}.mobile-pair img{height:265px}.transcript-copy h2{font-size:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* ===== Chân trang theo trang DMS (31/10) ===== */
.footer-grid{grid-template-columns:1.25fr 1.3fr .95fr 1.8fr}
.eco-links{display:grid;grid-template-columns:repeat(2,max-content);grid-auto-flow:column;grid-template-rows:repeat(5,auto);column-gap:40px;row-gap:7px;padding-top:7px}
.eco-links a{display:block;color:#7389a8;font-size:12px;margin:0;white-space:nowrap}
.eco-links a:before{content:"- "}
.eco-links a:hover{color:var(--blue)}
@media(max-width:1200px){.footer-grid{grid-template-columns:1.2fr 1.3fr .9fr 1.7fr}.eco-links{column-gap:26px}.eco-links a{font-size:13px}}
@media(max-width:960px){.footer-grid{grid-template-columns:1fr 1fr 1fr}.footer-grid .contact{grid-column:2/4}.eco-links a{font-size:12px}}
@media(max-width:640px){.footer-grid{grid-template-columns:1fr 1fr}.footer-grid .footer-eco,.footer-grid .contact{grid-column:1/-1}.eco-links{column-gap:48px}}

.transcript-note .note-icon{width:16px;height:16px;color:var(--blue);flex-shrink:0;margin-top:2px}
.contact p>svg{width:18px;height:18px;color:var(--blue);flex-shrink:0;margin-top:2px;transition:scale .3s cubic-bezier(.2,.75,.25,1)}
.contact p:hover>svg{scale:1.18}

/* Dòng cuối chân trang 13px; nhãn "LƯU GIỮ NỘI DUNG MỖI CUỘC GỌI" to, font dễ đọc (31/10) */
.footer-bottom,.footer-bottom>a{font-size:13px}
.transcript-copy .eyebrow{font-family:'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;font-size:13px;font-weight:600;letter-spacing:.05em;padding:8px 16px;margin-bottom:16px}
@media(max-width:640px){.footer-bottom,.footer-bottom>a{font-size:13px}.transcript-copy .eyebrow{font-size:12px;padding:7px 14px}}

/* Chữ trước đây 11px (thu còn 9–10px ở màn nhỏ) giữ 13px ở mọi cỡ màn hình (31/10) */
@media(max-width:1200px){.why-grid p,.usecase-copy p,.desktop-device figcaption p,.mobile-caption p,.hero-trust,.cta-copy p,.footer-grid>div>a,.footer p,.contact p>span:last-child,.eco-links a,.nav nav{font-size:13px}.why-grid h3,.usecase-copy h3{font-size:14px}}
.why-grid h3,.usecase-copy h3{font-size:15px}

/* ===== Hiệu ứng: rê chuột + bay vào khi cuộn (31/10) ===== */
:root{--ease:cubic-bezier(.2,.75,.25,1)}
.feature-grid article,.why-grid article{border:1px solid transparent}
.feature-grid article:hover,.why-grid article:hover{translate:0 -6px;border-color:#cfe2ff;box-shadow:0 14px 32px #0755ff1f}
.usecase-grid article:hover{translate:0 -6px;border-color:#cfe2ff;box-shadow:0 16px 34px #0755ff21}
.icon{transition:scale .45s var(--ease),rotate .45s var(--ease),filter .45s}
article:hover .icon{scale:1.14;rotate:-6deg;filter:drop-shadow(0 8px 12px #0755ff33)}
article h3{transition:color .25s}
.feature-grid article:hover h3,.why-grid article:hover h3,.usecase-grid article:hover h3,.transcript-points article:hover h3{color:var(--blue)}
.transcript-points article{border-radius:12px;padding:8px;margin:-8px}
.transcript-points article:hover{translate:4px 0;background:#f3f8ff}
.usecase-photo img{transition:scale .6s var(--ease)}
.usecase-grid article:hover .usecase-photo img{scale:1.08}
.transcript-visual>img,.desktop-device>img,.mobile-pair img{transition:translate .45s var(--ease),filter .45s}
.transcript-visual:hover>img,.desktop-device:hover>img,.mobile-pair figure:hover img{translate:0 -8px;filter:drop-shadow(0 16px 22px #10376c2e)}
.desktop-device figcaption h3,.mobile-caption h3{transition:color .25s}
.desktop-device:hover figcaption h3,.mobile-pair:hover .mobile-caption h3{color:var(--blue)}
.hero-laptop,.hero-mobile{transition:translate .45s var(--ease),filter .45s}
.hero-laptop:hover,.hero-mobile:hover{translate:0 -8px;filter:drop-shadow(0 16px 22px #10376c33)}
.hero-trust span i{display:inline-grid;transition:scale .3s var(--ease)}.hero-trust span:hover i{scale:1.2}
.cta-agent{transition:scale .5s var(--ease)}.cta-section:hover .cta-agent{scale:1.03}
.footer-grid>div>a,.eco-links a{transition:color .2s,translate .25s var(--ease)}
.footer-grid>div>a:hover,.eco-links a:hover{translate:4px 0}
.nav nav a{position:relative}.nav nav a:after{content:'';position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;background:var(--blue);scale:0 1;transition:scale .3s var(--ease)}
.nav nav a:hover:after{scale:1 1}
.brand img{transition:scale .3s var(--ease)}.brand:hover img{scale:1.04}

/* Bay vào khi cuộn: script.js gắn .reveal và thêm .in khi khối vào màn hình */
main,.footer{overflow-x:clip}
.js .reveal{opacity:0;transform:translate3d(var(--rx,0),var(--ry,40px),0) scale(var(--rs,1));transition:opacity .75s var(--ease) var(--d,0s),transform .9s var(--ease) var(--d,0s),translate .35s var(--ease),scale .35s var(--ease),box-shadow .35s,border-color .35s,background .35s}
.js .reveal.in{opacity:1;transform:none}
.js .reveal.from-left{--rx:-70px;--ry:0}
.js .reveal.from-right{--rx:70px;--ry:0}
.js .reveal.zoom{--ry:24px;--rs:.92}

/* Đầu trang hiện dần khi vừa mở */
@keyframes rise{from{opacity:0;translate:0 28px}to{opacity:1;translate:0 0}}
@keyframes slide-in{from{opacity:0;translate:60px 0}to{opacity:1;translate:0 0}}
.hero-copy>*{animation:rise .8s var(--ease) backwards}
.hero-copy>:nth-child(2){animation-delay:.1s}.hero-copy>:nth-child(3){animation-delay:.2s}.hero-copy>:nth-child(4){animation-delay:.3s}.hero-copy>:nth-child(5){animation-delay:.4s}
.hero-agent{animation:slide-in 1s var(--ease) .2s backwards}
.hero-laptop{animation:rise 1s var(--ease) .45s backwards}
.hero-mobile{animation:rise 1s var(--ease) .7s backwards}

@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}.js .reveal{opacity:1;transform:none}}