/* Self-hosted Vietnamese fonts. Files include Latin + full Vietnamese and combining marks. */
@font-face{font-family:'Dung Serif VN';src:url('/fonts/u37/dung-serif-vn-regular.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:'Dung Serif VN';src:url('/fonts/u37/dung-serif-vn-italic.woff2') format('woff2');font-style:italic;font-weight:400;font-display:swap}
@font-face{font-family:'Dung Sans VN';src:url('/fonts/u37/dung-sans-vn-regular.woff2') format('woff2');font-style:normal;font-weight:100 500;font-display:swap}
@font-face{font-family:'Dung Sans VN';src:url('/fonts/u37/dung-sans-vn-bold.woff2') format('woff2');font-style:normal;font-weight:600 900;font-display:swap}
:root{--u35-serif:'Dung Serif VN',Arial,sans-serif;--u37-sans:'Dung Sans VN',Arial,sans-serif}
body.u35-skin{font-family:var(--u37-sans)}
body.u35-skin :is(button,input,select,textarea){font-family:var(--u37-sans)}
/* Room for stacked Vietnamese diacritics; never split or position individual letters. */
.u35-home h2,.u35-banner h1{line-height:1.3;letter-spacing:0}
.u35-hero h1{line-height:1.22;letter-spacing:0;font-kerning:normal}
.u35-hero h1 em{font-family:var(--u35-serif);font-style:italic}
.u35-home .u26-systems>h2,.u35-home .u25-section-heading h2,.u35-contact h2{line-height:1.3;letter-spacing:0}
.u35-home .u20-product h3{letter-spacing:0;line-height:1.45}
.u37-catalog-intro{font-size:14px;color:var(--u35-muted);max-width:800px;margin:0 0 22px}
.u35-filters{gap:9px;margin-bottom:24px}
.u35-filters button{display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.u37-filter-count{font-size:11px;padding:2px 7px;border-radius:20px;background:#102e4310;line-height:1.7;min-width:24px;text-align:center;font-variant-numeric:tabular-nums}
.u35-filters button[aria-pressed=true] .u37-filter-count{background:#ffffff26}
.u35-home .u20-product{display:flex;flex-direction:column;min-width:0}
.u35-home .u20-product-image{flex-shrink:0}
.u35-home .u20-product .u37-quote-link{display:block;min-height:44px;padding:10px 0 4px;font-size:12px;line-height:1.6;font-weight:700;color:#215c7c;text-decoration:underline;text-underline-offset:3px}
@media(max-width:760px){.u35-hero h1{line-height:1.24}.u37-catalog-intro{font-size:13px}.u35-filters{gap:8px}.u35-filters button{font-size:12px;padding:9px 12px;gap:6px;min-height:44px}.u35-home .u20-product h3{font-size:17px}.u35-filter-status{line-height:1.7}}
@media(max-width:420px){.u35-hero h1{font-size:clamp(30px,10vw,40px)}.u35-home .u20-product h3{font-size:16px}.u35-home .u20-price b{font-size:15px}.u35-home .u20-product>div{padding:14px 12px}}
@media print{.u37-quote-link{display:none!important}}