:root{--tn-primary:#2e57a6;--tn-primary-dark:#234580;--tn-primary-light:#e9effa;--tn-call:#64bc46;--tn-call-dark:#4f9a36;--tn-zalo:#0068ff;--tn-email:#22e7f9;--tn-accent:#f97e6c;--tn-ink:#222833;--tn-gray:#6a7280;--tn-line:#e4e8ef;--tn-bg:#ffffff;--tn-bg-soft:#f6f8fb;--tn-font:"Be Vietnam Pro", -apple-system, "Segoe UI", Roboto, sans-serif;--tn-h1:26px;--tn-h2:21px;--tn-h3:17px;--tn-body:15px;--tn-lh:1.7;--tn-sp-1:4px;--tn-sp-2:8px;--tn-sp-3:12px;--tn-sp-4:16px;--tn-sp-6:24px;--tn-sp-8:32px;--tn-sp-12:48px;--tn-sp-16:64px;--tn-radius:8px;--tn-radius-lg:10px;--tn-shadow:0 2px 12px rgba(34, 40, 51, 0.08);--tn-shadow-hover:0 6px 20px rgba(34, 40, 51, 0.14);--tn-btn-h:48px;--tn-input-h:48px;--tn-header-h:56px;--tn-float-btn:50px}@media screen and (min-width:850px){:root{--tn-h1:34px;--tn-h2:27px;--tn-h3:20px;--tn-body:16px}}