/* Hero tinh chỉnh theo kích thước thật của Flight Search 1.2.0. */
.tdb-hero{min-height:0;padding:44px 0 34px;background-position:center 52%}
.tdb-hero:before{background:linear-gradient(90deg,rgba(4,39,78,.97) 0%,rgba(7,86,165,.82) 55%,rgba(7,59,117,.42) 100%)}
.tdb-hero-copy{max-width:720px}
.tdb-hero h1{max-width:720px;font-size:clamp(40px,4.2vw,58px);line-height:1.06}
.tdb-hero-copy>p{max-width:650px;margin:14px 0 22px;font-size:16px;line-height:1.6}
.tdb-eyebrow{margin-bottom:13px}
.tdb-search{padding:14px 16px 16px;border-radius:20px}
.tdb-search-title{margin:0 4px 9px;font-size:12px}
.tdb-search-title span:last-child{color:#6b7f91;font-weight:600}
.tdb-search .tdb-flight{padding:14px 18px!important;border:1px solid #e2ebf4!important;border-radius:15px!important;box-shadow:none!important}
.tdb-search .tdb-flight__title{display:none!important}
.tdb-search .tdb-flight__form{display:grid!important;grid-template-columns:repeat(12,minmax(0,1fr))!important;gap:11px 12px!important}
.tdb-search .tdb-flight__types{grid-column:1/-1!important;min-height:26px!important}
.tdb-search .tdb-flight__route{grid-column:1/8!important;width:auto!important}
.tdb-search .tdb-flight__dates{grid-column:8/11!important;width:auto!important}
.tdb-search .tdb-flight__passenger-picker{grid-column:1/9!important;width:auto!important}
.tdb-search .tdb-flight__submit{grid-column:9/-1!important;width:auto!important;min-width:0!important;height:auto!important;min-height:59px!important;padding:0!important}
.tdb-search .tdb-flight__submit button{width:100%!important;min-height:59px!important}
.tdb-search .tdb-flight__message{grid-column:1/-1!important;min-height:0!important;margin:0!important}
.tdb-trust{margin-top:12px}
.tdb-trust div{justify-content:center;padding:7px 10px;border-radius:11px;background:rgba(3,46,88,.27)}
.tdb-company-footer{background:#061f39;color:#c4d5e5}.tdb-company-footer>.tdb-wrap{display:grid;grid-template-columns:.9fr 1.45fr .65fr;gap:42px;padding-top:52px;padding-bottom:42px}.tdb-company-footer h2{margin:0 0 14px;color:#fff;font-size:16px}.tdb-company-footer strong{color:#fff}.tdb-company-footer p{margin:9px 0;color:#c4d5e5;font-size:14px;line-height:1.7}.tdb-company-footer a{color:#fff}.tdb-company-footer a:hover{color:var(--tdb-orange)}.tdb-footer-brand>strong{display:block;color:#fff;font-size:25px;letter-spacing:.02em}.tdb-footer-brand>strong:after{display:block;width:54px;height:3px;margin-top:12px;border-radius:5px;background:var(--tdb-orange);content:""}.tdb-company-footer nav{display:grid;gap:9px;font-size:14px}.tdb-footer-bottom{border-top:1px solid rgba(255,255,255,.1);background:#04192d}.tdb-footer-bottom .tdb-wrap{padding-top:17px;padding-bottom:17px;font-size:12px}.ct-footer .tdb-company-footer~[data-row]{display:none!important}.tdb-section--custom{background:#fff}.tdb-section--custom>:first-child{margin-top:0}.tdb-section--custom>:last-child{margin-bottom:0}@media(max-width:800px){.tdb-company-footer>.tdb-wrap{grid-template-columns:1fr 1fr}.tdb-footer-brand{grid-column:1/-1}}@media(max-width:560px){.tdb-company-footer>.tdb-wrap{grid-template-columns:1fr;gap:25px;padding-top:38px}.tdb-footer-brand{grid-column:auto}}
@media(max-width:900px){.tdb-search .tdb-flight__route{grid-column:1/-1!important}.tdb-search .tdb-flight__dates{grid-column:1/7!important}.tdb-search .tdb-flight__passenger-picker{grid-column:1/8!important}.tdb-search .tdb-flight__submit{grid-column:8/-1!important}}
@media(max-width:600px){.tdb-hero{padding:32px 0 24px}.tdb-hero h1{font-size:36px}.tdb-search-title span:last-child{display:none}.tdb-search .tdb-flight{padding:12px!important}.tdb-search .tdb-flight__form>*{grid-column:1/-1!important}.tdb-search .tdb-flight__dates{grid-column:1/-1!important}.tdb-trust div{justify-content:flex-start}}

/* Khối bán hàng và hỗ trợ bổ sung ở phiên bản 1.2.0. */
.tdb-deals{background:linear-gradient(180deg,#f6f9fc,#eef6ff)}
.tdb-deal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tdb-deal{border:1px solid var(--tdb-line);border-radius:18px;background:#fff;box-shadow:0 10px 28px rgba(21,66,108,.08);transition:transform .2s ease,box-shadow .2s ease}
.tdb-deal:hover{transform:translateY(-3px);box-shadow:0 15px 34px rgba(21,66,108,.14)}
.tdb-deal>a{display:block;padding:20px;color:inherit}
.tdb-deal-route{display:flex;align-items:center;gap:10px;color:var(--tdb-navy);font-size:19px}.tdb-deal-route span{color:var(--tdb-orange)}
.tdb-deal h3{min-height:45px;margin:11px 0 16px;color:var(--tdb-ink);font-size:16px;line-height:1.4}
.tdb-deal-price{display:flex;align-items:end;gap:8px;padding-top:13px;border-top:1px solid #edf2f7}.tdb-deal-price small{color:var(--tdb-muted)}.tdb-deal-price b{color:var(--tdb-orange);font-size:19px}.tdb-deal-price span{margin-left:auto;color:var(--tdb-blue);font-weight:900}
.tdb-promotions{background:#fff8f1}.tdb-promotions .tdb-card{border-color:#ffe2c5}
.tdb-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tdb-steps article{position:relative;padding:24px;border:1px solid var(--tdb-line);border-radius:19px;background:#fff}.tdb-steps b{display:grid;width:42px;height:42px;place-items:center;border-radius:12px;background:var(--tdb-navy);color:#fff}.tdb-steps h3{margin:17px 0 7px;color:var(--tdb-navy);font-size:18px}.tdb-steps p{margin:0;color:var(--tdb-muted);font-size:14px;line-height:1.65}.tdb-steps article:after{position:absolute;top:34px;right:-13px;z-index:2;color:var(--tdb-orange);font-size:20px;content:'→'}.tdb-steps article:last-child:after{display:none}
.tdb-assurance{background:linear-gradient(125deg,#073b75,#0756a5);color:#fff}.tdb-assurance>.tdb-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:42px;align-items:center}.tdb-assurance-copy>small{color:#ffb46b;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.tdb-assurance h2{margin:9px 0 15px;color:#fff;font-size:clamp(31px,3.5vw,46px);line-height:1.12}.tdb-assurance-copy p{margin:0 0 24px;color:#dceafa;line-height:1.75}.tdb-assurance-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.tdb-assurance-grid article{display:flex;gap:13px;padding:19px;border:1px solid rgba(255,255,255,.16);border-radius:17px;background:rgba(255,255,255,.08)}.tdb-assurance-grid span{display:grid;flex:0 0 38px;height:38px;place-items:center;border-radius:11px;background:var(--tdb-orange);color:#fff;font-weight:900}.tdb-assurance-grid h3{margin:0 0 6px;color:#fff;font-size:16px}.tdb-assurance-grid p{margin:0;color:#dceafa;font-size:13px;line-height:1.55}
.tdb-faq{background:#f4f8fc}.tdb-faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:48px}.tdb-faq-layout>div:first-child>small{color:var(--tdb-orange);font-weight:900;letter-spacing:.08em;text-transform:uppercase}.tdb-faq-layout h2{margin:9px 0 14px;color:var(--tdb-navy);font-size:clamp(29px,3vw,42px);line-height:1.18}.tdb-faq-layout>div:first-child>p{color:var(--tdb-muted);line-height:1.65}.tdb-faq-list{display:grid;gap:10px}.tdb-faq-list details{padding:0 19px;border:1px solid var(--tdb-line);border-radius:14px;background:#fff}.tdb-faq-list summary{padding:18px 28px 18px 0;color:var(--tdb-ink);font-weight:800;cursor:pointer}.tdb-faq-list p{margin:0;padding:0 0 18px;color:var(--tdb-muted);font-size:14px;line-height:1.7}
.tdb-route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tdb-route-card{overflow:hidden;border:1px solid var(--tdb-line);border-radius:21px;background:#fff;box-shadow:0 12px 30px rgba(21,66,108,.08)}.tdb-route-thumb{display:block;overflow:hidden;height:150px;background:linear-gradient(135deg,var(--tdb-navy),var(--tdb-blue))}.tdb-route-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.tdb-route-thumb>span{display:grid;height:100%;place-items:center;color:#fff;font-size:42px}.tdb-route-card:hover .tdb-route-thumb img{transform:scale(1.04)}.tdb-route-body{padding:20px}.tdb-route-body .tdb-route-code{justify-content:flex-start;gap:10px;font-size:17px}.tdb-route-body .tdb-route-code i{font-size:15px}.tdb-route-body h3{margin:10px 0 7px;font-size:18px;line-height:1.35}.tdb-route-body h3 a{color:var(--tdb-ink)}.tdb-route-body p{min-height:44px;margin:0;color:var(--tdb-muted);font-size:13px;line-height:1.6}.tdb-route-link{display:inline-block;margin-top:14px;color:var(--tdb-orange);font-size:13px;font-weight:900}
.tdb-airline-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.tdb-airline-card{display:grid;grid-template-columns:105px 1fr;gap:17px;align-items:center;padding:17px;border:1px solid var(--tdb-line);border-radius:19px;background:#fff;box-shadow:0 10px 26px rgba(21,66,108,.07)}.tdb-airline-logo{display:grid;overflow:hidden;height:90px;place-items:center;border-radius:14px;background:var(--tdb-soft)}.tdb-airline-logo img{width:100%;height:100%;object-fit:contain;padding:8px}.tdb-airline-logo span{color:var(--tdb-blue);font-size:34px}.tdb-airline-card h3{margin:0 0 6px;font-size:17px}.tdb-airline-card h3 a{color:var(--tdb-navy)}.tdb-airline-card p{display:-webkit-box;overflow:hidden;margin:0;color:var(--tdb-muted);font-size:12px;line-height:1.5;-webkit-box-orient:vertical;-webkit-line-clamp:2}.tdb-airline-more{display:inline-block;margin-top:9px;color:var(--tdb-orange);font-size:12px;font-weight:900}
.tdb-mobile-actions{display:none}
@media(max-width:900px){.tdb-deal-grid,.tdb-route-grid,.tdb-airline-grid{grid-template-columns:1fr 1fr}.tdb-steps{grid-template-columns:1fr 1fr}.tdb-steps article:after{display:none}.tdb-assurance>.tdb-wrap,.tdb-faq-layout{grid-template-columns:1fr}}
@media(max-width:600px){body{padding-bottom:64px}.tdb-deal-grid,.tdb-route-grid,.tdb-airline-grid,.tdb-steps,.tdb-assurance-grid{grid-template-columns:1fr}.tdb-deal h3,.tdb-route-body p{min-height:0}.tdb-mobile-actions{position:fixed;right:0;bottom:0;left:0;z-index:9999;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #d5e3ef;background:#fff;box-shadow:0 -8px 24px rgba(6,31,57,.14)}.tdb-mobile-actions a{display:flex;align-items:center;justify-content:center;gap:6px;min-height:62px;color:var(--tdb-navy);font-size:13px;font-weight:900}.tdb-mobile-actions a:last-child{background:var(--tdb-orange);color:#fff}.tdb-mobile-actions span{display:inline}.tdb-faq-layout{gap:22px}}

/* Chuẩn hóa toàn bộ ảnh thẻ bài theo tỷ lệ 16:9. */
.tdb-grid,.tdb-route-grid{align-items:stretch}
.tdb-post-card,.tdb-route-card{display:flex;height:100%;flex-direction:column}
.tdb-card-media,.tdb-route-thumb{display:block!important;overflow:hidden;width:100%!important;height:auto!important;aspect-ratio:16/9;background:linear-gradient(135deg,#eaf3fc,#d6e9fa)}
.tdb-card-media img,.tdb-route-thumb img{display:block!important;width:100%!important;max-width:none!important;height:100%!important;margin:0!important;padding:0!important;object-fit:cover!important;object-position:center!important}
.tdb-image-placeholder{display:grid;width:100%;height:100%;place-items:center;background:linear-gradient(135deg,var(--tdb-navy),var(--tdb-blue));color:#fff;font-size:42px}
.tdb-post-body,.tdb-route-body{display:flex;flex:1;flex-direction:column}
.tdb-post-body h3,.tdb-route-body h3{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}
.tdb-post-body p,.tdb-route-body p{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:3}
.tdb-post-body>a:last-child,.tdb-route-link{margin-top:auto;padding-top:14px}
.tdb-airline-logo img{display:block!important;width:100%!important;max-width:none!important;height:100%!important;margin:0!important;object-fit:contain!important;object-position:center!important}