:root{--brand-green: #1a7a4e;--brand-green-deep: #0f5535;--brand-teal: #27ae74;--brand-navy: #26275D;--brand-navy-deep: #1d1e48;--brand-gold: #f9dd0e;--gold-ink: #8a6f00;--accent: var(--brand-green);--accent-text: var(--brand-green);--bg: #ffffff;--bg-soft: #eef3fb;--bg-green-soft: #f0f7f4;--surface: #ffffff;--line: #dce6f4;--line-strong: #c8d8ec;--text: #0f2540;--text-body: #33506f;--text-muted: #6b7c93;--text-on-green: #ffffff;--text-on-navy: #ffffff;--font-heading: "Montserrat", "Be Vietnam Pro", system-ui, sans-serif;--font-body: "Be Vietnam Pro", "Inter", system-ui, -apple-system, sans-serif;--fs-base: 1.0625rem;--lh-body: 1.7;--maxw: 1200px;--maxw-prose: 720px;--radius-lg: 20px;--radius-md: 14px;--radius-sm: 8px;--shadow: 0 14px 40px rgba(10,60,30,.12);--shadow-sm: 0 4px 14px rgba(10,60,30,.08)}*,*:before,*:after{box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font-body);font-size:var(--fs-base);line-height:var(--lh-body);color:var(--text-body);background:var(--bg);-webkit-font-smoothing:antialiased}h1,h2,h3,h4{font-family:var(--font-heading);color:var(--text);line-height:1.25;font-weight:700}h1{font-size:clamp(1.9rem,5vw,2.8rem)}h2{font-size:clamp(1.5rem,3.5vw,2.05rem);margin-top:2.2em}h3{font-size:clamp(1.2rem,2.5vw,1.4rem);margin-top:1.6em}a{color:var(--brand-green);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto;display:block}p{margin:0 0 1.1em}.container{max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(16px,4vw,28px)}.prose{max-width:var(--maxw-prose);margin-inline:auto}.prose img{border-radius:var(--radius-md);margin:1.6em auto}.prose blockquote{margin:1.5em 0;padding:.6em 1.2em;border-left:4px solid var(--brand-green);background:var(--bg-green-soft);border-radius:var(--radius-sm);color:var(--text);font-style:italic}.btn{display:inline-flex;align-items:center;gap:.5em;background:var(--brand-green);color:#fff;padding:.8em 1.6em;border-radius:999px;font-weight:700;font-family:var(--font-heading);transition:background .2s,transform .2s;text-decoration:none;border:none;cursor:pointer;font-size:1rem}.btn:hover{background:var(--brand-green-deep);text-decoration:none;transform:translateY(-1px)}.btn--navy{background:var(--brand-navy)}.btn--navy:hover{background:var(--brand-navy-deep)}.btn--ghost{background:transparent;color:var(--brand-green);border:1.5px solid var(--brand-green)}.btn--ghost:hover{background:var(--brand-green);color:#fff}.btn--gold{background:var(--brand-gold);color:var(--text)}.btn--gold:hover{filter:brightness(1.05)}.eyebrow{font-family:var(--font-heading);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;color:var(--brand-green)}.section{padding-block:clamp(2.5rem,6vw,4.5rem)}.section--soft{background:var(--bg-soft)}.section--green-soft{background:var(--bg-green-soft)}.section--navy{background:var(--brand-navy);color:var(--text-on-navy)}.section--green{background:var(--brand-green);color:var(--text-on-green)}.topbar[data-astro-cid-ctg3m53h]{background:var(--brand-green);color:#fff;font-size:.82rem;padding:.4rem 0}.topbar-inner[data-astro-cid-ctg3m53h]{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.topbar-announce[data-astro-cid-ctg3m53h]{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.topbar-announce-link[data-astro-cid-ctg3m53h]{color:var(--brand-gold);font-weight:700;text-decoration:none;white-space:nowrap}.topbar-announce-link[data-astro-cid-ctg3m53h]:hover{text-decoration:underline}.topbar-right[data-astro-cid-ctg3m53h]{display:flex;align-items:center;gap:1.2rem}.topbar-link[data-astro-cid-ctg3m53h]{display:flex;align-items:center;gap:.35rem;color:#ffffffe6;font-weight:600;text-decoration:none;white-space:nowrap}.topbar-link[data-astro-cid-ctg3m53h]:hover{color:#fff;text-decoration:none}.topbar-link--zalo[data-astro-cid-ctg3m53h]{color:#fff}.site-header[data-astro-cid-ctg3m53h]{position:sticky;top:0;z-index:100;background:#fffffff2;backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line);box-shadow:0 2px 12px #0a3c1e0f}.nav-inner[data-astro-cid-ctg3m53h]{display:flex;align-items:center;min-height:72px;gap:.5rem;position:relative}.nav-list[data-astro-cid-ctg3m53h]{display:flex;align-items:center;gap:1.2rem;list-style:none;padding:0;margin:0;flex:1}.nav-list--right[data-astro-cid-ctg3m53h]{justify-content:flex-end}.nav-logo[data-astro-cid-ctg3m53h]{flex-shrink:0}.nav-logo[data-astro-cid-ctg3m53h] img[data-astro-cid-ctg3m53h]{height:64px;width:auto;display:block}.nav-item[data-astro-cid-ctg3m53h]{position:relative}.nav-link[data-astro-cid-ctg3m53h]{display:flex;align-items:center;gap:.25rem;font-family:var(--font-heading);font-weight:600;font-size:.9rem;color:var(--text-body);padding:.35rem 0;white-space:nowrap;text-decoration:none}.nav-link[data-astro-cid-ctg3m53h]:hover,.nav-item[data-astro-cid-ctg3m53h].is-active .nav-link[data-astro-cid-ctg3m53h]{color:var(--brand-green);text-decoration:none}.nav-item[data-astro-cid-ctg3m53h].is-active .nav-link[data-astro-cid-ctg3m53h]{border-bottom:2px solid var(--brand-green)}.nav-link--cta[data-astro-cid-ctg3m53h]{background:var(--brand-green);color:#fff!important;padding:.45rem 1rem;border-radius:999px}.nav-link--cta[data-astro-cid-ctg3m53h]:hover{background:var(--brand-green-deep);border-bottom:none!important}.nav-dropdown[data-astro-cid-ctg3m53h]{display:none;position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);min-width:220px;box-shadow:var(--shadow);list-style:none;padding:.5rem 0;margin:.3rem 0 0;z-index:200}.nav-item--dropdown[data-astro-cid-ctg3m53h]:hover .nav-dropdown[data-astro-cid-ctg3m53h]{display:block}.nav-dropdown[data-astro-cid-ctg3m53h] li[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h]{display:block;padding:.65rem 1.1rem;font-size:.9rem;color:var(--text-body);text-decoration:none;transition:background .15s,color .15s}.nav-dropdown[data-astro-cid-ctg3m53h] li[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h]:hover,.nav-dropdown[data-astro-cid-ctg3m53h] li[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h].is-active{background:var(--bg-green-soft);color:var(--brand-green)}.hamburger[data-astro-cid-ctg3m53h]{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:.4rem;margin-left:auto}.hamburger[data-astro-cid-ctg3m53h] span[data-astro-cid-ctg3m53h]{display:block;width:24px;height:2px;background:var(--text);border-radius:2px;transition:transform .25s,opacity .25s}.hamburger[data-astro-cid-ctg3m53h].is-open span[data-astro-cid-ctg3m53h]:nth-child(1){transform:translateY(7px) rotate(45deg)}.hamburger[data-astro-cid-ctg3m53h].is-open span[data-astro-cid-ctg3m53h]:nth-child(2){opacity:0}.hamburger[data-astro-cid-ctg3m53h].is-open span[data-astro-cid-ctg3m53h]:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-menu[data-astro-cid-ctg3m53h]{display:none;position:fixed;inset:0;z-index:90;background:#fff;overflow-y:auto;padding-top:130px;transform:translate(100%);transition:transform .3s ease}.mobile-menu[data-astro-cid-ctg3m53h].is-open{transform:translate(0)}.mobile-menu-inner[data-astro-cid-ctg3m53h]{padding:0 1.5rem 3rem}.mm-item[data-astro-cid-ctg3m53h]{border-bottom:1px solid var(--line)}.mm-link[data-astro-cid-ctg3m53h]{display:block;padding:1rem 0;font-family:var(--font-heading);font-weight:700;font-size:1.1rem;color:var(--text);text-decoration:none}.mm-sub[data-astro-cid-ctg3m53h]{padding:0 0 .75rem 1rem;display:none;flex-direction:column;gap:.5rem}.mm-item[data-astro-cid-ctg3m53h].is-expanded .mm-sub[data-astro-cid-ctg3m53h]{display:flex}.mm-sub[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h]{color:var(--brand-green);font-weight:600;font-size:.95rem;text-decoration:none;padding:.3rem 0}.mm-cta[data-astro-cid-ctg3m53h]{margin-top:1.5rem;display:flex;flex-direction:column;gap:.75rem}.mm-phone[data-astro-cid-ctg3m53h]{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.9rem;border-radius:999px;border:1.5px solid var(--brand-green);color:var(--brand-green);font-weight:700;font-size:1rem;text-decoration:none}.mm-zalo[data-astro-cid-ctg3m53h]{justify-content:center;color:var(--text)}body.menu-open{overflow:hidden}@media(max-width:1024px){.nav-list[data-astro-cid-ctg3m53h]{display:none}.hamburger[data-astro-cid-ctg3m53h]{display:flex}.mobile-menu[data-astro-cid-ctg3m53h]{display:block}}@media(max-width:560px){.topbar-left[data-astro-cid-ctg3m53h]{display:none}.topbar-inner[data-astro-cid-ctg3m53h]{justify-content:flex-end}}.site-footer[data-astro-cid-gcn2mc3v]{--ft-bg: var(--brand-navy);--ft-text: #cbd5e1;--ft-heading: #ffffff;--ft-link-hover: var(--brand-gold);font-family:var(--font-body);background:var(--ft-bg);color:var(--ft-text)}.ft-cta-bar[data-astro-cid-gcn2mc3v]{background:var(--brand-gold);padding:2rem 0}.ft-cta-inner[data-astro-cid-gcn2mc3v]{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}.ft-cta-text[data-astro-cid-gcn2mc3v] h3[data-astro-cid-gcn2mc3v]{font-family:var(--font-heading);font-size:1.4rem;font-weight:700;color:var(--brand-navy);margin:0 0 .25rem}.ft-cta-text[data-astro-cid-gcn2mc3v] p[data-astro-cid-gcn2mc3v]{color:#26275dbf;margin:0;font-size:.95rem}.ft-cta-links[data-astro-cid-gcn2mc3v]{display:flex;gap:.75rem;flex-wrap:wrap}.ft-cta-btn[data-astro-cid-gcn2mc3v]{display:inline-flex;align-items:center;gap:.4rem;padding:.7rem 1.2rem;border-radius:8px;font-weight:700;font-size:.95rem;text-decoration:none;transition:transform .15s,box-shadow .15s}.ft-cta-btn[data-astro-cid-gcn2mc3v]:hover{transform:translateY(-1px);box-shadow:0 4px 12px #00000026;text-decoration:none}.ft-cta-btn--white[data-astro-cid-gcn2mc3v]{background:#fff;color:var(--brand-navy)}.ft-cta-btn--green[data-astro-cid-gcn2mc3v]{background:var(--brand-green);color:#fff}.ft-cta-btn--dark[data-astro-cid-gcn2mc3v]{background:var(--brand-navy);color:#fff}.ft-trust-strip[data-astro-cid-gcn2mc3v]{background:#fff;padding:2rem 0;border-top:4px solid var(--brand-green)}.ft-trust-grid[data-astro-cid-gcn2mc3v]{display:flex;align-items:center;justify-content:center;gap:2.5rem;flex-wrap:wrap}.ft-trust-badge[data-astro-cid-gcn2mc3v]{display:flex;align-items:center;gap:.85rem}.ft-trust-num[data-astro-cid-gcn2mc3v]{font-family:var(--font-heading);font-size:2.6rem;font-weight:800;line-height:1;color:var(--brand-green);letter-spacing:-.02em}.ft-trust-num--text[data-astro-cid-gcn2mc3v]{font-size:1.6rem;line-height:1.05}.ft-trust-plus[data-astro-cid-gcn2mc3v]{color:var(--brand-gold);font-size:1.8rem}.ft-trust-label[data-astro-cid-gcn2mc3v]{font-size:.82rem;font-weight:600;color:#1e293b;line-height:1.35;text-transform:uppercase;letter-spacing:.04em}.ft-trust-divider[data-astro-cid-gcn2mc3v]{width:1px;height:50px;background:#e2e8f0}.ft-main[data-astro-cid-gcn2mc3v]{padding:2.5rem 0 2rem}.ft-3col[data-astro-cid-gcn2mc3v]{display:grid;grid-template-columns:1.3fr 1fr 1.2fr;gap:2.5rem;align-items:start}.ft-heading[data-astro-cid-gcn2mc3v]{font-size:1rem;font-weight:700;color:var(--ft-heading);margin:0 0 1rem;letter-spacing:.04em;text-transform:uppercase}.ft-logo[data-astro-cid-gcn2mc3v]{height:64px;width:auto;background:#fff;border-radius:12px;padding:6px;margin-bottom:.75rem}.ft-col--intro[data-astro-cid-gcn2mc3v] .ft-intro-label[data-astro-cid-gcn2mc3v]{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--brand-gold);margin:0 0 .35rem}.ft-col--intro[data-astro-cid-gcn2mc3v] .ft-intro-text[data-astro-cid-gcn2mc3v]{color:#b0bec5;font-size:.9rem;line-height:1.65;margin:0 0 .75rem}.ft-social[data-astro-cid-gcn2mc3v]{display:flex;gap:.6rem;margin-top:.75rem}.ft-social[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:#ffffff14;color:#cbd5e1;transition:all .2s;text-decoration:none}.ft-social[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]:hover{background:var(--brand-gold);color:var(--brand-navy);transform:translateY(-2px)}.ft-links[data-astro-cid-gcn2mc3v]{list-style:none;padding:0;margin:0}.ft-links[data-astro-cid-gcn2mc3v] li[data-astro-cid-gcn2mc3v]{margin-bottom:.6rem}.ft-links[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]{color:#b0bec5;font-size:.9rem;text-decoration:none;transition:color .2s,transform .2s;display:inline-block}.ft-links[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]:hover{color:var(--ft-link-hover);transform:translate(3px)}.ft-contact[data-astro-cid-gcn2mc3v]{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.75rem}.ft-contact[data-astro-cid-gcn2mc3v] li[data-astro-cid-gcn2mc3v]{display:flex;align-items:flex-start;gap:.55rem;font-size:.9rem;color:#b0bec5;line-height:1.5}.ft-contact[data-astro-cid-gcn2mc3v] li[data-astro-cid-gcn2mc3v] svg[data-astro-cid-gcn2mc3v]{flex-shrink:0;margin-top:3px;color:var(--brand-gold)}.ft-contact[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]{color:#b0bec5;text-decoration:none;transition:color .2s}.ft-contact[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]:hover{color:var(--ft-link-hover)}.ft-copyright[data-astro-cid-gcn2mc3v]{border-top:1px solid rgba(255,255,255,.08);padding:1.1rem 0;text-align:center}.ft-copyright[data-astro-cid-gcn2mc3v] p[data-astro-cid-gcn2mc3v]{margin:0;color:#a0aec0;font-size:.82rem}.ft-copyright[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]{color:#b0bec5;text-decoration:none}.ft-copyright[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]:hover{color:var(--brand-gold)}.ft-legal[data-astro-cid-gcn2mc3v]{margin-top:.4rem!important;display:flex;align-items:center;justify-content:center;gap:.6rem}.ft-legal[data-astro-cid-gcn2mc3v] span[data-astro-cid-gcn2mc3v]{color:#475569}@media(max-width:900px){.ft-3col[data-astro-cid-gcn2mc3v]{grid-template-columns:1fr 1fr}.ft-col--intro[data-astro-cid-gcn2mc3v]{grid-column:1 / -1}.ft-trust-grid[data-astro-cid-gcn2mc3v]{gap:1.5rem}}@media(max-width:640px){.ft-cta-inner[data-astro-cid-gcn2mc3v]{flex-direction:column;text-align:center}.ft-cta-links[data-astro-cid-gcn2mc3v]{justify-content:center;flex-direction:column;width:100%}.ft-cta-btn[data-astro-cid-gcn2mc3v]{justify-content:center}.ft-3col[data-astro-cid-gcn2mc3v]{grid-template-columns:1fr}.ft-col--intro[data-astro-cid-gcn2mc3v]{grid-column:auto}.ft-trust-divider[data-astro-cid-gcn2mc3v]{display:none}.ft-trust-grid[data-astro-cid-gcn2mc3v]{gap:1.2rem}}