*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font-family:Inter,"Segoe UI",Arial,sans-serif;color:#182638;background:#fff;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer}img{max-width:100%}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.2;letter-spacing:-.035em}h1{font-size:clamp(38px,4.5vw,62px);font-weight:750;margin-bottom:24px}h2{font-size:clamp(29px,3.2vw,42px);font-weight:730}h3{font-size:21px;letter-spacing:-.02em}.container{max-width:1200px;margin:auto;padding:0 28px}.skip{position:absolute;left:16px;top:-100px;background:#fff;padding:12px;z-index:99}.skip:focus{top:10px}:focus-visible{outline:3px solid #f59e0b;outline-offset:4px}.site-header{border-bottom:1px solid 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p{font-size:14px;color:#66798f;margin-top:15px;margin-bottom:0}.cta-panel{text-align:center;border:1px solid #d8e6fa;background:#eff5ff;padding:48px 25px;border-radius:20px}.cta-panel h2{margin-bottom:14px;font-size:34px}.cta-panel p{color:#5d7390}.cta-panel .actions{justify-content:center}.site-footer{background:#f8fafc;border-top:1px solid #e3eaf3;padding:42px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:35px}.footer-grid h3{font-size:13px;margin-bottom:15px}.footer-grid p,.footer-grid a{font-size:13px;color:#687a8f}.footer-grid .brand-name{font-size:20px;color:#142b44}.footer-grid .brand{margin-bottom:15px}.footer-links{display:grid;gap:9px}.footer-bottom{border-top:1px solid #e3eaf3;margin-top:30px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:11px;color:#78879a}.article{max-width:850px;margin:auto}.article h1{font-size:42px}.article h2{font-size:25px;margin-top:34px}.article p,.article 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#e1e9f3;vertical-align:top}th{background:#f3f7fc;color:#395673}button.seat:hover{border-color:#245de0}.noscript{background:#fff3db;padding:12px;font-size:13px;text-align:center}@media(min-width:1100px){.hero-grid>div:first-child{padding-bottom:10px}}@media(max-width:1050px){.nav{gap:16px;font-size:12px}.header-cta .login-link{display:inline-flex;align-items:center;white-space:nowrap;}.hero-grid{gap:25px}.hero h1{font-size:45px}.seat-demo{grid-template-columns:1.2fr 1fr}.ticket-pane{padding:9px}.feature{padding:22px}}@media(max-width:800px){.container{padding:0 20px}.header-inner{height:72px}.menu-toggle{display:block}.nav{display:none;position:absolute;left:0;right:0;top:72px;background:white;border-bottom:1px solid #dde6f2;padding:20px;flex-direction:column;align-items:flex-start}.nav.open{display:flex}.header-cta{margin-left:auto;gap:9px}.header-cta .btn{font-size:12px;padding:10px 12px}.hero{padding:40px 0}.hero-grid{grid-template-columns:1fr;gap:38px}.hero h1{font-size:46px;max-width:610px}.hero .lead{max-width:640px}.product-visual{max-width:550px;width:100%;margin:auto}.benefit-grid{grid-template-columns:1fr;gap:16px}.feature-grid{grid-template-columns:repeat(2,1fr)}.section{padding:52px 0}.steps{gap:20px}.price-panel{grid-template-columns:1fr;gap:25px;padding:30px}.faq-grid{grid-template-columns:1fr;gap:16px}.footer-grid{grid-template-columns:1.2fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.brand small{font-size:9px}.brand-name{font-size:18px}.brand img{width:38px;height:38px}}@media(max-width:480px){.header-inner{gap:8px}.brand{gap:7px}.brand img{width:32px;height:32px}.brand small{display:none}.brand-name{font-size:17px}.header-cta .btn{font-size:11px;padding:9px 10px}.menu-toggle{font-size:12px;padding:7px 9px}.hero h1{font-size:39px}.lead{font-size:16px}.feature-grid,.steps{grid-template-columns:1fr}.feature{padding:23px}.step{display:grid;grid-template-columns:40px 1fr;gap:0 17px}.step-number{grid-row:1/3;font-size:31px}.step h3{margin-bottom:10px}.step p{grid-column:2}.mock-body{padding:10px}.mock-company{padding:12px 10px 0}.seat-demo{gap:9px}.bus-grid{padding:9px;gap:5px}.seat{padding:7px 0;font-size:10px}.ticket-pane{font-size:10px}.ticket-pane b{font-size:12px}.float-card{left:12px;right:12px;padding:12px}.float-card strong{font-size:12px}.float-card small{font-size:10px}.trust-row{gap:12px;font-size:11px}.price-panel{padding:26px}.price-panel h2{font-size:28px}.cta-panel h2{font-size:28px}.footer-grid{gap:22px}.article h1{font-size:34px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* Keep the illustration and its disclaimer unobscured. */
.float-card{position:static;margin:16px 18px 0}.product-visual{padding-bottom:0}
/* NhaXeOnline brand refresh - 2026-09-07 */
.header-inner{height:96px}
.brand{gap:0}
.brand img.brand-logo{width:290px;height:auto;max-height:76px;object-fit:contain;border-radius:0;display:block}
.site-footer .brand img.brand-logo{width:280px;height:auto;max-height:none}
@media(max-width:1050px){
.brand img.brand-logo{width:245px;max-height:68px}
}
@media(max-width:800px){
.header-inner{height:72px}
.brand img.brand-logo{width:205px;max-height:56px}
.nav{top:72px}
.site-footer .brand img.brand-logo{width:245px;max-height:none}
}
@media(max-width:480px){
.brand img.brand-logo{width:175px;max-height:50px}
.site-footer .brand img.brand-logo{width:220px;max-height:none}
}
/* Mobile header - luôn cho phép đăng nhập */
@media (max-width:800px){
.header-cta{
margin-left:auto;
gap:8px;
}
.header-cta .login-link{
display:inline-flex;
align-items:center;
white-space:nowrap;
font-size:13px;
font-weight:700;
padding:8px 2px;
}
.header-cta .btn.small{
padding:10px 12px;
white-space:nowrap;
}
}
/* Điện thoại rất nhỏ:
ưu tiên Đăng nhập, nút Đăng ký đã có ở phần nội dung */
@media (max-width:380px){
.header-cta .btn.small{
display:none;
}
.header-cta .login-link{
display:inline-flex;
}
}