@import "https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&family=Literata:ital,opsz,wght@0,7..72,500;0,7..72,600;1,7..72,500&display=swap";:root{--ink:#000;--orange:#f15a24;--lilac:#b977e1;--green:#006837;--blue:#2e5bff;--paper:#f7f2e8;--white:#fff;--border:3px solid var(--ink);--shadow:6px 6px 0 var(--ink);--shadow-sm:3px 3px 0 var(--ink);--font-sans:"Be Vietnam Pro", system-ui, sans-serif;--font-serif:"Literata", Georgia, serif;--radius:0;--max:1100px}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--paper);color:var(--ink);background-image:radial-gradient(#00000009 1px,#0000 1px);background-size:4px 4px;min-height:100vh;margin:0;line-height:1.55}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}h1,h2,h3{font-family:var(--font-sans);letter-spacing:-.03em;margin:0 0 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0}.section-title{margin-bottom:.35em;font-size:clamp(1.75rem,4vw,2.5rem)}.section-lead{opacity:.85;max-width:36rem;margin-bottom:2rem}.fade-in{animation:.6s both fadeUp}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.sr-only{clip:rect(0, 0, 0, 0);border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.site-header[data-astro-cid-nen7h5rs]{z-index:50;background:var(--paper);border-bottom:var(--border);position:sticky;top:0}.header-inner[data-astro-cid-nen7h5rs]{justify-content:space-between;align-items:center;gap:1rem;min-height:4.25rem;padding-block:.65rem;display:flex}.logo-link[data-astro-cid-nen7h5rs]{background:0 0;align-items:center;display:inline-flex}.logo[data-astro-cid-nen7h5rs]{background:0 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span[data-astro-cid-nen7h5rs]:not(.sr-only){background:var(--ink);width:22px;height:3px;display:block}@media (width<=900px){.nav-toggle[data-astro-cid-nen7h5rs]{display:flex}.nav[data-astro-cid-nen7h5rs]{background:var(--paper);border-bottom:var(--border);flex-direction:column;align-items:stretch;gap:1rem;padding:1.25rem 1rem 1.5rem;display:none;position:absolute;top:100%;left:0;right:0}.nav[data-astro-cid-nen7h5rs].is-open{display:flex}.nav-drop-menu[data-astro-cid-nen7h5rs]{box-shadow:none;border-width:2px;margin-top:.5rem;display:none;position:static}.nav-dropdown[data-astro-cid-nen7h5rs].is-open .nav-drop-menu[data-astro-cid-nen7h5rs]{display:block}.nav-dropdown[data-astro-cid-nen7h5rs]:hover .nav-drop-menu[data-astro-cid-nen7h5rs]{display:none}.nav-dropdown[data-astro-cid-nen7h5rs].is-open:hover .nav-drop-menu[data-astro-cid-nen7h5rs]{display:block}}.site-footer[data-astro-cid-jo6i4kqk]{border-top:var(--border);background:#092328;margin-top:3rem;padding:1.15rem 0}.footer-inner[data-astro-cid-jo6i4kqk]{text-align:center;justify-content:center;align-items:center;display:flex}.rights[data-astro-cid-jo6i4kqk]{color:#fff;margin:0;font-size:.85rem}.floating-contact[data-astro-cid-xngs3jwu]{z-index:900;flex-direction:column;align-items:center;gap:.75rem;display:flex;position:fixed;bottom:1.25rem;right:1.25rem}.fab-menu[data-astro-cid-xngs3jwu]{flex-direction:column;align-items:center;gap:.65rem;display:flex}.fab-menu[data-astro-cid-xngs3jwu][hidden]{display:none}.floating-contact[data-astro-cid-xngs3jwu].open .fab-menu[data-astro-cid-xngs3jwu]{animation:.2s fab-in;display:flex}@keyframes fab-in{0%{opacity:0;transform:translateY(.5rem)}to{opacity:1;transform:translateY(0)}}.fab-item[data-astro-cid-xngs3jwu],.fab-toggle[data-astro-cid-xngs3jwu]{cursor:pointer;width:3.25rem;height:3.25rem;color:var(--white);border:none;border-radius:50%;justify-content:center;align-items:center;text-decoration:none;transition:transform .15s,box-shadow .15s;display:flex;box-shadow:0 4px 14px #00000038}.fab-item[data-astro-cid-xngs3jwu]:hover,.fab-toggle[data-astro-cid-xngs3jwu]:hover{transform:scale(1.06);box-shadow:0 6px 18px #00000047}.fab-item[data-astro-cid-xngs3jwu].zalo{background:#0068ff;padding:.55rem}.fab-item[data-astro-cid-xngs3jwu].zalo img[data-astro-cid-xngs3jwu]{object-fit:contain;width:100%;height:100%}.fab-item[data-astro-cid-xngs3jwu].messenger{background:linear-gradient(135deg,#00b2ff,#006aff);padding:.55rem}.fab-item[data-astro-cid-xngs3jwu].messenger img[data-astro-cid-xngs3jwu]{object-fit:contain;width:100%;height:100%}.fab-item[data-astro-cid-xngs3jwu].hotline{background:var(--orange)}.fab-toggle[data-astro-cid-xngs3jwu]{background:var(--green)}.fab-toggle[data-astro-cid-xngs3jwu] .icon-close[data-astro-cid-xngs3jwu]{font-size:1.75rem;font-weight:700;line-height:1;display:none}.floating-contact[data-astro-cid-xngs3jwu].open .fab-toggle[data-astro-cid-xngs3jwu]{background:var(--ink)}.floating-contact[data-astro-cid-xngs3jwu].open .fab-toggle[data-astro-cid-xngs3jwu] .icon-chat[data-astro-cid-xngs3jwu]{display:none}.floating-contact[data-astro-cid-xngs3jwu].open .fab-toggle[data-astro-cid-xngs3jwu] .icon-close[data-astro-cid-xngs3jwu]{display:block}@media (width<=600px){.floating-contact[data-astro-cid-xngs3jwu]{bottom:1rem;right:1rem}.fab-item[data-astro-cid-xngs3jwu],.fab-toggle[data-astro-cid-xngs3jwu]{width:3rem;height:3rem}}