/* An Hưng — toàn bộ giao diện website. Màu nhận diện: --navy #002659, --blue #0066b3, --grey #a7a9ac; màu ấm: --gold #c29a5b, --ivory #f8f5ef.
   Khung viền đồng 2px bo 2 góc chéo (--r-s/--r-m/--r-l), nút có logo "ah" chìm (assets/brand-mark.png). Mỗi quy tắc một dòng; các quy tắc sau đè quy tắc trước. */
:root{--blue:#075ca8;--navy:#092c4c;--ink:#152c3f;--muted:#657480;--line:#dce4e9;--paper:#f4f6f6;--cyan:#0aa7cf}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{color:var(--ink);background:#fff;margin:0;font-family:Be Vietnam Pro,Arial,sans-serif;line-height:1.65}
button,input,select,textarea{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button{color:inherit}
.wrap{width:min(1240px,100% - 80px);margin-inline:auto}
.topbar{background:var(--navy);color:#fff;letter-spacing:1.6px;font-size:13px}
.topbar .wrap{justify-content:space-between;padding-block:9px;display:flex}
.topbar a{letter-spacing:.5px}
.nav{justify-content:space-between;align-items:center;min-height:100px;display:flex}
.brand{align-items:center;gap:16px;display:flex}
.brand img{object-fit:contain;width:51px;height:58px}
.brand>span{letter-spacing:2px;color:var(--blue);font-size:24px;font-weight:800}
.brand small{letter-spacing:2.2px;color:var(--muted);font-size:12px;font-weight:600;display:block}
header{backdrop-filter:blur(16px);border-bottom:1px solid var(--line);z-index:20;background:#ffffffed;position:sticky;top:0}
nav{align-items:center;gap:30px;font-size:16px;font-weight:600;display:flex}
nav>a:hover{color:var(--blue)}
.button{background:var(--blue);color:#fff;border:1px solid #0000;border-radius:3px;justify-content:space-between;align-items:center;gap:28px;padding:16px 23px;font-size:16px;font-weight:600;transition:background .2s,transform .2s;display:inline-flex}
.button:hover{color:#fff;background:#03447d;transform:translateY(-2px)}
.button.small{padding:12px 17px}
.menu-toggle{display:none}
.hero{background:linear-gradient(110deg,#f3f7fa,#fff 65%);padding:70px 0 80px;overflow:hidden}
.hero-grid{grid-template-columns:1.03fr 1fr;align-items:center;gap:60px;display:grid}
.eyebrow{letter-spacing:2px;color:var(--blue);margin:0 0 25px;font-size:13px;font-weight:700}
.dot{background:var(--cyan);border-radius:50%;width:7px;height:7px;margin-right:6px;display:inline-block}
h1,h2,h3,p{margin-top:0}
h1{letter-spacing:-.3px;margin-bottom:25px;font-size:clamp(44px,4.35vw,66px);font-weight:700;line-height:1.16}
h1 em{color:var(--blue);font-style:normal}
.lead{color:var(--muted);max-width:460px;font-size:18px;line-height:1.9}
.actions{align-items:center;gap:27px;margin-top:30px;display:flex}
.text-link{border-bottom:1px solid;align-items:center;gap:15px;padding-bottom:5px;font-size:16px;font-weight:600;display:inline-flex}
.hero-principles{gap:24px;margin-top:43px;font-size:14px;font-weight:600;display:flex}
.hero-principles span:before{content:"✓";color:var(--blue);margin-right:7px}
.hero-visual{padding-top:15px;position:relative}
.visual-top,.photo-caption{letter-spacing:1.4px;color:var(--muted);justify-content:space-between;padding:10px 0;font-size:12px;display:flex}
.hero-photo{object-fit:cover;object-position:45% center;border-radius:150px 3px 3px;width:100%;height:425px}
.floating-note{border-left:3px solid var(--cyan);background:#fff;align-items:center;gap:16px;padding:18px 25px;display:flex;position:absolute;bottom:55px;left:-30px;box-shadow:0 10px 40px #14364d1c}
.floating-note p{margin:0;font-size:15px;line-height:1.6}
.note-icon{color:var(--blue);font-size:42px;line-height:1}
.service-ribbon{background:var(--blue);color:#fff}
.service-ribbon .wrap{letter-spacing:1.3px;justify-content:space-between;align-items:center;gap:20px;padding-block:22px;font-size:13px;display:flex}
.service-ribbon b{color:#66cfe8;font-size:23px;font-weight:400}
.section{padding-block:95px}
.section-heading{justify-content:space-between;align-items:flex-end;gap:60px;margin-bottom:44px;display:flex}
h2{letter-spacing:-.3px;margin-bottom:0;font-size:40px;font-weight:700;line-height:1.22}
.section-heading>p{color:var(--muted);max-width:370px;margin-bottom:3px;font-size:17px}
.service{border:0;border-bottom:1px solid var(--line);text-align:left;background:0 0;align-items:center;gap:30px;width:100%;padding:27px 10px;transition:background .2s,padding .2s;display:flex}
.service:hover{background:#f3f8fc;padding-inline:20px}
.service strong{letter-spacing:-.3px;font-size:23px;display:block}
.service small{color:var(--muted);margin-top:5px;font-size:15px;display:block}
.filters{flex-wrap:wrap;gap:10px;margin-bottom:30px;display:flex}
.filters button{background:0 0;border:1px solid #d7e0e5;border-radius:30px;padding:9px 18px;font-size:15px}
.filters button.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.projects{grid-template-columns:1fr 1fr;gap:35px 30px;display:grid}
.project[hidden]{display:none}
.project-image{text-align:left;background:#e1e3e3;border:0;border-radius:4px;width:100%;padding:0;position:relative;overflow:hidden}
.project-image img{object-fit:contain;width:100%;height:300px;transition:transform .5s}
.project-image:hover img{transform:scale(1.035)}
.project-image>span{background:#fff;border-radius:2px;padding:7px 12px;font-size:13px;position:absolute;bottom:14px;right:14px;box-shadow:0 2px 12px #0001}
.project-label{justify-content:space-between;align-items:center;gap:12px;padding-top:15px;display:flex}
.project-label h3{margin:0;font-size:18px;font-weight:600}
.project-label>span{letter-spacing:1px;color:var(--muted);font-size:12px}
.archive-note{color:var(--muted);margin-top:22px;font-size:13px;display:block}
.about{grid-template-columns:1fr 1fr;align-items:center;gap:95px;display:grid}
.about-images{padding:0 60px 60px 0;position:relative}
.about-main{object-fit:cover;border-radius:3px 90px 3px 3px;width:100%;height:470px}
.about-inset{object-fit:cover;border:8px solid #fff;width:60%;height:195px;position:absolute;bottom:0;right:0}
.image-label{letter-spacing:1.7px;color:var(--blue);writing-mode:vertical-rl;font-size:12px;position:absolute;bottom:22px;left:0;transform:rotate(180deg)}
.about-copy>p:not(.eyebrow){color:var(--muted);margin-top:24px;font-size:17px}
.about-copy strong{color:var(--ink)}
.about-values{border-top:1px solid var(--line);grid-template-columns:1fr 1fr;gap:25px;margin-top:27px;padding-top:22px;display:grid}
.about-values span{color:var(--blue);font-size:14px;display:block}
.about-values strong{margin:5px 0;font-size:16px;display:block}
.about-values p{color:var(--muted);font-size:15px}
.about-copy>.text-link{color:var(--blue);margin-top:10px}
.about-copy>.archive-note{margin-top:10px}
.process{background:var(--navy);color:#fff}
.process .text-link{color:#fff;white-space:nowrap}
.steps{grid-template-columns:repeat(4,1fr);gap:30px;margin-top:60px;display:grid}
.steps article{border-top:1px solid #ffffff35;padding-top:20px}
.steps article>span{color:#6cc7e8;font-size:32px;font-weight:400}
.steps h3{margin:22px 0 12px;font-size:19px}
.steps p{color:#b1c2d0;font-size:16px}
.faq{grid-template-columns:1fr 1.5fr;gap:80px;display:grid}
.questions details{border-bottom:1px solid var(--line);padding-block:23px}
summary{cursor:pointer;justify-content:space-between;gap:20px;font-size:18px;font-weight:600;list-style:none;display:flex}
summary::-webkit-details-marker{display:none}
summary span{color:var(--blue);font-size:22px}
details[open] summary span{transform:rotate(45deg)}
details p{color:var(--muted);margin:18px 30px 0 0;font-size:16px}
.contact-grid{grid-template-columns:1fr 1fr;gap:100px;display:grid}
.contact-grid>div>p:not(.eyebrow){color:var(--muted);max-width:360px;margin-top:22px;font-size:17px}
.contact-phone{color:var(--blue);letter-spacing:-.3px;margin-top:30px;font-size:32px;font-weight:700;display:block}
.contact-email{font-size:18px}
.address{border-top:1px solid #d3dfe7;margin-top:30px;padding-top:25px}
.address>span{letter-spacing:1.6px;color:var(--muted);font-size:12px}
.address p{margin:9px 0 0;font-size:16px}
form{background:#fff;border-radius:5px;padding:32px}
form h3{margin-bottom:24px;font-size:22px}
label{margin-bottom:16px;font-size:14px;font-weight:600;display:block}
input,textarea,select{color:var(--ink);background:#fcfdfe;border:1px solid #dbe3e8;border-radius:3px;width:100%;margin-top:7px;padding:11px 12px;font-size:16px;display:block}
input:focus,textarea:focus,select:focus{outline:2px solid var(--blue);outline-offset:1px}
textarea{resize:vertical}
.form-row{grid-template-columns:1fr 1fr;gap:15px;display:grid}
form .button{width:100%}
.form-note,#form-status{color:var(--muted);margin:14px 0 0;font-size:14px;line-height:1.6}
footer{color:#d3dfe9;background:#071f35;padding-top:55px}
.footer-main{grid-template-columns:1.3fr 1fr .6fr;gap:50px;display:grid}
.footer-brand{letter-spacing:3px;color:#fff;font-size:28px;font-weight:800}
.footer-brand>span{letter-spacing:1.5px;color:#77c9e7;font-size:13px;font-weight:400;display:block}
.footer-main p{color:#9fb3c4;margin:14px 0;font-size:13px}
.footer-main>div>span{letter-spacing:1.2px;color:#fff;margin:10px 0 17px;font-size:12px;display:block}
.footer-main>div>a:not(.footer-brand){margin-block:7px;font-size:15px;display:block}
.footer-bottom{color:#91a9bc;border-top:1px solid #ffffff20;justify-content:space-between;gap:20px;margin-top:40px;padding-block:20px;font-size:13px;display:flex}
.skip{z-index:100;background:#fff;padding:12px;position:fixed;top:-100px;left:10px}
.skip:focus{top:10px}
dialog{color:var(--ink);border:0;border-radius:7px;max-width:min(600px,100% - 32px);padding:44px;box-shadow:0 20px 100px #0004}
dialog::backdrop{backdrop-filter:blur(5px);background:#041e38bd}
dialog h2{margin-bottom:23px;font-size:29px}
dialog p,dialog li{font-size:17px}
dialog ul{padding-left:20px}
dialog li{padding-block:5px}
.close-dialog{background:#fff;border:0;border-radius:3px;padding:5px 9px;font-size:28px;line-height:1;position:absolute;top:8px;right:12px}
#image-dialog{max-width:min(1200px,100% - 32px);padding:36px 20px 12px}
#image-dialog img{object-fit:contain;max-height:75vh;margin:auto}
#image-dialog p{margin:10px 0 0;font-size:15px}
@media (width>=1500px){
 .hero{padding-block:100px}
 .hero-photo{height:480px}}
@media (width<=1050px){
 .wrap{width:calc(100% - 48px)}
 nav{gap:18px;font-size:15px}
 .hero-grid{gap:30px}
 h1{font-size:48px}
 .hero-photo{height:390px}
 .actions{flex-direction:column;align-items:flex-start;gap:18px}
 .about{gap:45px}
 .contact-grid{gap:50px}
 .project-label{flex-direction:column;align-items:flex-start;gap:4px}
 .hero-principles{gap:15px;font-size:13px}}
@media (width<=760px){
 html{scroll-padding-top:80px}
 .wrap{width:calc(100% - 36px)}
 .topbar .wrap{justify-content:center}
 .topbar a{display:none}
 .topbar{font-size:12px}
 .nav{min-height:78px}
 .brand img{width:39px;height:48px}
 .brand>span{font-size:23px}
 .brand small{font-size:12px}
 .menu-toggle{border:1px solid var(--line);background:#fff;border-radius:3px;padding:3px 10px;font-size:23px;display:block}
 nav{background:#fff;align-items:stretch;gap:18px;padding:20px;display:none;position:absolute;top:78px;left:0;right:0;box-shadow:0 15px 20px #0001}
 nav.open{flex-direction:column;display:flex}
 nav>a{padding:5px 10px}
 .hero{padding:45px 0 35px}
 .hero-grid{grid-template-columns:1fr;gap:30px}
 h1{letter-spacing:-.3px;font-size:46px}
 .eyebrow{margin-bottom:20px;font-size:12px}
 .lead{font-size:17px}
 .actions{flex-direction:row;align-items:center;gap:20px}
 .actions>.button{gap:15px;padding:14px;font-size:14px}
 .actions>.text-link{font-size:14px}
 .hero-principles{gap:22px;margin-top:27px}
 .hero-visual{margin-left:15px}
 .hero-photo{border-top-left-radius:100px;height:330px}
 .floating-note{padding:12px 18px;bottom:50px;left:-15px}
 .visual-top,.photo-caption{font-size:11px}
 .service-ribbon .wrap{grid-template-columns:1fr 1fr;gap:10px;padding-block:16px;font-size:12px;display:grid}
 .service-ribbon b{display:none}
 .section{padding-block:60px}
 .section-heading{margin-bottom:30px;display:block}
 .section-heading>p{max-width:100%;margin-top:22px;font-size:16px}
 h2{letter-spacing:-.3px;font-size:33px}
 .service{gap:16px;padding:23px 2px}
 .service strong{font-size:18px}
 .service small{font-size:13px}
 .projects{grid-template-columns:1fr;gap:28px}
 .project-image img{height:250px}
 .project-label{flex-direction:row;align-items:center}
 .project-label h3{font-size:17px}
 .project-label>span{font-size:11px}
 .filters{gap:6px}
 .filters button{padding:8px 12px;font-size:13px}
 .about{grid-template-columns:1fr;gap:35px}
 .about-images{max-width:500px;padding-right:65px}
 .about-main{height:380px}
 .about-inset{height:175px}
 .about-copy>p:not(.eyebrow){font-size:16px}
 .steps{grid-template-columns:1fr 1fr;gap:20px;margin-top:35px}
 .steps h3{margin-top:15px;font-size:18px}
 .steps p{font-size:15px}
 .process .section-heading .text-link{margin-top:25px}
 .faq{grid-template-columns:1fr;gap:30px}
 summary{font-size:16px}
 .contact-grid{grid-template-columns:1fr;gap:30px}
 .contact-phone{font-size:30px}
 form{padding:24px}
 .footer-main{grid-template-columns:1fr 1fr;gap:25px}
 .footer-main>div:first-child{grid-column:1/-1}
 .footer-bottom{font-size:12px}
 .footer-main p{font-size:13px}
 .footer-brand{font-size:25px}
 dialog{padding:35px 25px}
 dialog h2{font-size:25px}}
@media (prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 *,:before,:after{transition:none!important}}
.catalog-toolbar{justify-content:space-between;align-items:center;gap:30px;margin-top:30px;display:flex}
.search-label{width:min(460px,100%);margin:0}
.search-label>span{color:var(--ink);font-size:14px}
.search-label input{background:#f6f8fa;padding:13px 16px}
.catalog-filters{flex-wrap:wrap;gap:9px;margin-top:24px;display:flex}
.catalog-filters button{border:1px solid var(--line);background:#fff;border-radius:3px;padding:10px 18px;font-size:15px}
.catalog-filters button.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.catalog-count{color:var(--muted);margin:18px 0;font-size:14px}
.product-grid{grid-template-columns:repeat(4,1fr);gap:24px;display:grid}
.product-card{border:1px solid var(--line);background:#fff;border-radius:5px;transition:box-shadow .2s,transform .2s;overflow:hidden}
.product-card:hover{transform:translateY(-3px);box-shadow:0 10px 30px #092c4c10}
.product-card[hidden]{display:none}
.product-info{padding:19px 17px}
.product-info>p{color:var(--muted);margin-bottom:5px;font-size:13px}
.product-info h3{margin-bottom:12px;font-size:19px;line-height:1.4}
.product-cta{border-top:1px solid var(--line);justify-content:space-between;margin-top:17px;padding-top:13px;font-size:13px;font-weight:600;display:flex}
.product-cta>span{font-size:18px}
.empty-state{text-align:center;background:var(--paper);padding:45px}
.empty-state[hidden]{display:none}
.quote-principles{border-block:1px solid var(--line);background:#f5f9fc}
.quote-principles>.wrap{grid-template-columns:repeat(3,1fr);gap:45px;padding-block:30px;display:grid}
.quote-principles span{color:var(--blue);font-size:13px}
.quote-principles h3{margin:5px 0;font-size:18px}
.quote-principles p{color:var(--muted);margin:0;font-size:15px}
.guide-grid{grid-template-columns:repeat(3,1fr);gap:35px;display:grid}
.guide-grid article{border-top:2px solid var(--blue);padding-top:22px}
.guide-grid article>span{letter-spacing:1px;color:var(--blue);font-size:12px}
.guide-grid h3{margin:14px 0;font-size:20px}
.guide-grid p{color:var(--muted);font-size:16px}
.guides+.faq{padding-top:0}
.copy-request{border:1px solid var(--line);background:#fff;border-radius:3px;width:100%;margin-top:12px;padding:11px 14px;font-size:15px;display:block}
.mobile-contact{display:none}
.breadcrumb{color:var(--muted);flex-wrap:wrap;gap:10px;padding-top:25px;font-size:13px;display:flex}
.detail-hero{grid-template-columns:1fr 1fr;align-items:center;gap:70px;padding-block:45px 65px;display:grid}
.detail-hero h1{font-size:43px}
.detail-lead{color:var(--muted);font-size:17px}
.price-box{border-left:3px solid var(--cyan);background:#f2f7fb;margin-block:25px;padding:17px 20px}
.price-box strong{color:var(--blue);font-size:19px}
.price-box p{color:var(--muted);margin:6px 0 0;font-size:15px}
.detail-phone{margin-top:15px;font-size:15px;display:block}
.detail-nav{border-block:1px solid var(--line);z-index:10;white-space:nowrap;background:#fff;gap:30px;padding-block:16px;font-size:15px;display:flex;position:sticky;top:100px;overflow:auto}
.detail-content,.prepare-section{grid-template-columns:1fr 1.3fr;gap:70px;padding-block:70px;display:grid}
.detail-content dl{margin:0}
.detail-content dl>div{border-bottom:1px solid var(--line);grid-template-columns:120px 1fr;gap:20px;padding:17px 0;font-size:16px;display:grid}
.detail-content dt{font-weight:600}
.detail-content dd{color:var(--muted);margin:0}
.detail-band{background:var(--paper);padding-block:55px}
.prepare-section p{color:var(--muted);font-size:17px}
.prepare-section strong{color:var(--ink)}
.related-section{padding-block:10px 70px}
.related-links{grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px;display:grid}
.related-links a{border:1px solid var(--line);justify-content:space-between;gap:15px;padding:20px;font-size:18px;display:flex}
.related-links a:hover{background:var(--paper)}
@media (width<=1050px){
 .product-grid{grid-template-columns:repeat(3,1fr)}
 .catalog-toolbar{gap:20px}
 .catalog-toolbar>.text-link{font-size:14px}
 .detail-hero{gap:35px}
 .detail-hero h1{font-size:36px}}
@media (width<=760px){
 body{padding-bottom:57px}
 .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
 .product-info{padding:13px 11px}
 .product-info h3{min-height:39px;font-size:17px}
 .product-info>p{font-size:12px}
 .product-cta{gap:6px;font-size:12px}
 .catalog-toolbar{display:block}
 .catalog-toolbar .text-link{margin-top:16px}
 .catalog-filters{flex-wrap:nowrap;margin-top:22px;padding-bottom:5px;overflow-x:auto}
 .catalog-filters button{white-space:nowrap;padding:9px 12px;font-size:13px}
 .quote-principles>.wrap{grid-template-columns:1fr;gap:20px}
 .quote-principles>.wrap>div+div{border-top:1px solid var(--line);padding-top:18px}
 .guide-grid{grid-template-columns:1fr;gap:22px}
 .guide-grid h3{font-size:19px}
 .mobile-contact{z-index:25;padding-bottom:env(safe-area-inset-bottom);background:#fff;grid-template-columns:1fr 1fr;display:grid;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -3px 15px #0001}
 .mobile-contact a{text-align:center;color:var(--blue);padding:15px 8px;font-size:15px;font-weight:600}
 .mobile-contact a+a{background:var(--blue);color:#fff}
 .detail-hero{grid-template-columns:1fr;gap:25px;padding-top:25px}
 .detail-hero h1{font-size:36px}
 .detail-nav{gap:22px;scroll-padding:15px;font-size:14px;top:78px}
 .detail-content,.prepare-section{grid-template-columns:1fr;gap:28px;padding-block:50px}
 .detail-content dl>div{grid-template-columns:90px 1fr;gap:16px;font-size:15px}
 .related-links{grid-template-columns:1fr}
 .detail-content,.detail-band,.prepare-section,.related-section{scroll-margin-top:65px}}
.topbar-links{gap:22px;display:flex}
.topbar-links a:hover{text-decoration:underline}
.button.zalo:hover{color:var(--blue);background:#edf5fb}
.contact-zalo{border:1px solid var(--blue);color:var(--blue);border-radius:3px;margin:14px 0 10px;padding:9px 16px;font-weight:600;display:inline-block}
.contact-zalo:hover{background:#fff}
.contact-email{display:block}
.address .text-link{margin-top:6px;font-size:15px}
.contact-map{background:#e3eaef;border:0;border-radius:5px;width:100%;height:240px;margin-top:22px;display:block}
@media (width<=1050px){
 nav .button.zalo{display:none}}
@media (width<=760px){
 .topbar-links{display:none}
 .mobile-contact{grid-template-columns:1fr 1fr 1.2fr}
 .mobile-contact a+a{color:var(--blue);border-left:1px solid var(--line);background:#fff}
 .mobile-contact a:last-child{background:var(--blue);color:#fff}
 .contact-map{height:200px}}
.image-label{inset:24px 18px auto auto}
.product-cover{aspect-ratio:4/3;background:#eef3f7;display:block;overflow:hidden}
.product-cover img{object-fit:cover;width:100%;height:100%;transition:transform .4s}
.product-card:hover .product-cover img{transform:scale(1.04)}
.product-facts{color:var(--muted);gap:5px;margin:0;padding:0;font-size:14px;list-style:none;display:grid}
.product-facts li:before{content:"✓";color:var(--blue);margin-right:7px;font-weight:700}
.product-facts li:first-child{color:var(--ink);font-weight:600}
.product-photo{margin:0;position:relative}
.product-photo img{background:#eef3f7;border-radius:6px;width:100%}
.product-photo figcaption{color:#62778a;background:#fffc;border-radius:2px;padding:2px 8px;font-size:12px;position:absolute;bottom:10px;right:12px}
.check-list{gap:10px;margin:0 0 18px;padding:0;list-style:none;display:grid}
.check-list li{color:var(--ink);padding-left:28px;font-size:16px;line-height:1.6;position:relative}
.check-list li:before{content:"✓";color:var(--blue);font-weight:700;position:absolute;top:0;left:0}
.detail-notes{grid-template-columns:1fr 1.3fr;gap:70px;display:grid}
.detail-notes .check-list li{border-bottom:1px solid var(--line);padding-bottom:12px;font-size:17px}
.detail-faq{padding-top:70px}
.clients{border-top:1px solid var(--line);padding-block:60px}
@media (width<=760px){
 .product-facts{gap:3px;font-size:12px}
 .product-facts li:before{margin-right:4px}
 .detail-notes{grid-template-columns:1fr;gap:24px}
 .detail-faq{padding-top:40px}}
.steps-6{row-gap:38px;grid-template-columns:repeat(3,1fr)!important}
.float-contact{z-index:30;gap:12px;display:grid;position:fixed;bottom:26px;right:22px}
.float-contact a{color:#fff;border-radius:50%;place-items:center;width:56px;height:56px;font-size:14px;font-weight:800;transition:transform .2s;display:grid;box-shadow:0 8px 24px #0b2a4440}
.float-contact a:hover{transform:scale(1.08)}
.fc-zalo{background:#0068ff}
.fc-phone{background:#e8343a;animation:2.4s infinite fc-ring}
@keyframes fc-ring{0%,to{box-shadow:0 0 #e8343a66}
 50%{box-shadow:0 0 0 12px #e8343a00}}
@media (prefers-reduced-motion:reduce){
 .fc-phone{animation:none}}
@media (width<=760px){
 .float-contact{display:none}
 .steps-6{row-gap:20px;grid-template-columns:1fr!important}}
.project-image img{object-fit:cover;height:340px}
@media (width<=760px){
 .project-image img{height:240px}}
.client-wall{gap:14px;margin-top:30px;display:grid;overflow:hidden;mask-image:linear-gradient(90deg,#0000,#000 6% 94%,#0000)}
.client-row{width:max-content;animation:70s linear infinite client-scroll;display:flex}
.client-row.reverse{animation-duration:80s;animation-direction:reverse}
.client-row:hover{animation-play-state:paused}
.client-track{gap:14px;margin:0;padding:0 14px 0 0;list-style:none;display:flex}
.client-track li{border:1px solid var(--line);background:#fff;border-radius:5px;flex:0 0 190px;place-items:center;height:96px;padding:14px 20px;display:grid}
.client-track img{object-fit:contain;opacity:.85;width:auto;max-width:100%;max-height:60px;transition:opacity .2s}
.client-track li:hover img{opacity:1}
@keyframes client-scroll{to{transform:translate(-50%)}}
@media (prefers-reduced-motion:reduce){
 .client-wall{mask-image:none}
 .client-row{width:auto;animation:none}
 .client-track{flex-wrap:wrap}
 .client-track[aria-hidden]{display:none}}
@media (width<=760px){
 .client-track li{flex-basis:140px;height:74px;padding:10px 14px}
 .client-track img{max-height:44px}
 .client-wall{gap:10px}}
.gallery-thumbs{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px;display:grid}
.gallery-thumbs button{cursor:pointer;opacity:.75;background:#eef3f7;border:2px solid #0000;border-radius:5px;padding:0;transition:opacity .2s,border-color .2s;overflow:hidden}
.gallery-thumbs button:hover{opacity:1}
.gallery-thumbs button.active{border-color:var(--blue);opacity:1}
.gallery-thumbs img{width:100%;height:auto;display:block}
.portfolio{background:radial-gradient(circle at 1px 1px,#c9d6e2 1px,transparent 1.4px)0 0/22px 22px,var(--paper);position:relative;overflow:hidden}
.portfolio:before{content:"";pointer-events:none;background:radial-gradient(circle,#0aa7cf2e,#0000 68%);border-radius:50%;width:520px;height:520px;position:absolute;top:-180px;right:-160px}
.portfolio:after{content:"";pointer-events:none;border:40px solid #075ca80d;border-radius:50%;width:300px;height:300px;position:absolute;bottom:-120px;left:-120px}
.portfolio .wrap{z-index:1;position:relative}
.portfolio .section-heading>div{position:relative}
.work-stamp{border:2px dashed var(--blue);text-align:center;letter-spacing:1.2px;color:var(--blue);background:#ffffffb3;border-radius:50%;place-items:center;width:86px;height:86px;font-size:11px;font-weight:800;line-height:1.3;display:grid;position:absolute;top:58px;left:calc(100% + 18px);transform:rotate(-14deg)}
.projects{counter-reset:work;grid-template-columns:repeat(4,1fr)!important;gap:22px!important}
.project{counter-increment:work;background:#fff;border-radius:8px;padding:10px 10px 14px;transition:transform .25s,box-shadow .25s;position:relative;box-shadow:0 6px 22px #0b2a4412}
.project:before{content:counter(work,decimal-leading-zero);z-index:2;background:var(--navy);color:#fff;letter-spacing:1px;border-radius:20px;padding:4px 9px;font-size:12px;font-weight:700;position:absolute;top:18px;left:18px}
.project:after{content:"";background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:0 0 8px 8px;height:4px;position:absolute;bottom:0;left:10px;right:10px}
.project-image img{height:210px!important}
.project-label{flex-direction:column;align-items:flex-start!important;gap:4px!important;padding:12px 4px 4px!important}
.project-label h3{line-height:1.35;font-size:16px!important}
.project-label>span{background:#edf5fb;border-radius:12px;padding:2px 8px;color:var(--blue)!important;font-size:11px!important}
.project-image>span{padding:5px 9px;font-size:12px}
@media (width<=1050px){
 .projects{grid-template-columns:repeat(2,1fr)!important}
 .work-stamp{display:none}}
@media (width<=760px){
 .projects{gap:14px!important}
 .project-image img{height:150px!important}
 .project-label h3{font-size:14px!important}}
.topbar{z-index:21;position:sticky;top:0}
.topbar+header{top:var(--tb,41px)}
html:has(.topbar){scroll-padding-top:calc(110px + var(--tb,41px))}
.topbar~main .detail-nav{top:calc(100px + var(--tb,41px))}
@media (width<=760px){
 .topbar~main .detail-nav{top:calc(78px + var(--tb,37px))}}
.project-image>span{bottom:26px!important}
@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:400;font-display:swap;src:url(assets/fonts/be-vietnam-pro-400.woff2)format("woff2")}
@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:500;font-display:swap;src:url(assets/fonts/be-vietnam-pro-500.woff2)format("woff2")}
@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:600;font-display:swap;src:url(assets/fonts/be-vietnam-pro-600.woff2)format("woff2")}
@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:700;font-display:swap;src:url(assets/fonts/be-vietnam-pro-700.woff2)format("woff2")}
@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:800;font-display:swap;src:url(assets/fonts/be-vietnam-pro-800.woff2)format("woff2")}
body{font-family:Be Vietnam Pro,Arial,sans-serif;font-size:17px;line-height:1.75}
button,input,textarea,select{font-family:inherit}
h1,h2,h3{overflow-wrap:break-word;line-height:1.35}
nav{gap:22px}
.brand small{letter-spacing:1px}
.eyebrow{letter-spacing:1.1px;line-height:1.8}
.lead{max-width:510px;line-height:1.85}
.product-info h3{min-height:52px;line-height:1.5}
.project-label{flex-wrap:wrap}
.project-label>span{line-height:1.7}
.product-cta{align-items:center;line-height:1.7}
.detail-nav{gap:25px}
.form-note,#form-status{line-height:1.8}
.footer-main p{line-height:1.9}
@media (width<=1100px){
 nav{gap:14px;font-size:14px}
 .nav .button{gap:12px}
 .brand{gap:10px}
 .brand>span{font-size:21px}}
@media (width<=760px){
 body{padding-bottom:64px;font-size:16px}
 .topbar{letter-spacing:.6px;font-size:11px}
 .brand small{font-size:10px}
 .brand>span{font-size:21px}
 nav{font-size:16px}
 .actions{flex-wrap:wrap}
 .hero-principles{flex-wrap:wrap;gap:9px 18px}
 .service-ribbon .wrap{letter-spacing:.3px;font-size:11px}
 .visual-top,.photo-caption{letter-spacing:.5px;flex-wrap:wrap;gap:7px;font-size:10px}
 .product-info{padding:15px 12px}
 .product-info>p{font-size:12px}
 .product-info h3{min-height:52px;font-size:17px}
 .product-cta{gap:5px;font-size:13px}
 .catalog-filters button{font-size:14px}
 .project-label{align-items:flex-start;gap:7px}
 .project-label>span{font-size:12px}
 .form-row{grid-template-columns:1fr}
 .mobile-contact a{padding:15px 8px;font-size:15px}
 .detail-nav{gap:20px;font-size:14px}
 .footer-main{grid-template-columns:1fr}
 .footer-main>div:first-child{grid-column:auto}
 .footer-bottom{flex-wrap:wrap}
 .button{white-space:normal}}
@media (width<=380px){
 .product-grid{grid-template-columns:1fr}
 .product-info h3{min-height:0}}
@font-face{font-family:Barlow Condensed;font-style:normal;font-weight:700;font-display:swap;src:url(assets/fonts/barlow-condensed-700-vietnamese.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:Barlow Condensed;font-style:normal;font-weight:700;font-display:swap;src:url(assets/fonts/barlow-condensed-700-latin-ext.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:Barlow Condensed;font-style:normal;font-weight:700;font-display:swap;src:url(assets/fonts/barlow-condensed-700-latin.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
.brand{flex-shrink:0;line-height:0;display:block}
.brand img{object-fit:contain;width:260px;max-width:100%;height:auto}
.footer-brand{background:0 0;width:280px;max-width:100%;padding:0;line-height:0;display:inline-block}
.footer-brand img{object-fit:contain;width:100%;height:auto;display:block}
@media (width<=1100px) and (width>=1001px){
 .brand img{width:215px}
 nav{gap:12px;font-size:14px}
 .nav .button{gap:9px;padding:11px 12px}}
@media (width>=761px) and (width<=1000px){
 .menu-toggle{border:1px solid var(--line);background:#fff;border-radius:3px;padding:3px 10px;font-size:23px;display:block}
 nav{background:#fff;align-items:stretch;gap:18px;padding:20px;font-size:16px;display:none;position:absolute;top:100px;left:0;right:0;box-shadow:0 15px 20px #0001}
 nav.open{flex-direction:column;display:flex}
 nav>a{padding:5px 10px}}
@media (width<=760px){
 .brand img{width:210px}
 .footer-brand{width:280px}}
@media (width<=360px){
 .brand img{width:185px}}
footer .footer-main p.footer-company{letter-spacing:.4px;color:#fff;text-transform:uppercase;margin-top:18px;font-family:Barlow Condensed,Arial Narrow,sans-serif;font-size:25px;font-weight:700;line-height:1.2}
@media (width<=760px){
 footer .footer-main p.footer-company{font-size:21px}}
:root{--navy:#002659;--navy-2:#001a3f;--blue:#0066b3;--grey:#a7a9ac;--gold:#c29a5b;--gold-deep:#8c6a36;--gold-soft:#f3ead9;--ivory:#f8f5ef;--sand:#efe8dc;--ink:#14213a;--muted:#5d6472;--line:#e6e1d8;--paper:var(--ivory);--cyan:var(--gold);--shadow:0 1px 2px #0026590a,0 12px 32px #0026590f}
body{color:var(--ink);background:#fff}
::selection{background:var(--gold-soft);color:var(--navy)}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--blue);outline-offset:4px}
h1,h2{color:var(--navy);letter-spacing:-.5px;font-weight:600}
h3{color:var(--ink)}
h1 em{color:var(--blue);position:relative}
.eyebrow{color:var(--gold-deep);letter-spacing:2px;align-items:center;gap:12px;font-weight:600;display:flex}
.eyebrow:before{content:"";background:var(--gold);flex-shrink:0;width:28px;height:1px}
.eyebrow .dot{display:none}
.process .eyebrow{color:var(--gold)}
.topbar{background:var(--navy-2);color:#d9dee8;letter-spacing:1.4px;border-bottom:1px solid #c29a5b55}
.topbar a{color:#fff}
.topbar-links a:hover{color:var(--gold);text-decoration:none}
header{border-bottom:1px solid var(--line);background:#fffffff2}
nav>a:not(.button){color:var(--ink);position:relative}
nav>a:not(.button):after{content:"";background:var(--gold);transform-origin:0;height:1px;transition:transform .25s;position:absolute;bottom:-6px;left:0;right:0;transform:scaleX(0)}
nav>a:not(.button):hover{color:var(--navy)}
nav>a:not(.button):hover:after{transform:scaleX(1)}
.button{background:var(--navy);letter-spacing:.2px;border-radius:2px;font-weight:600}
.button>span{color:var(--gold);transition:transform .2s}
.button:hover{background:var(--blue);transform:none}
.button:hover>span{color:#fff;transform:translate(2px,-2px)}
.button.zalo{color:var(--navy);border-color:var(--navy);background:0 0}
.button.zalo:hover{background:var(--navy);color:#fff}
.text-link{color:var(--navy);border-bottom-color:var(--gold)}
.text-link:hover{color:var(--blue)}
.hero{background:linear-gradient(180deg,var(--ivory),#fff 85%);position:relative}
.hero:before{content:"";pointer-events:none;background:linear-gradient(90deg,#0000,#efe8dc80);width:42%;height:100%;position:absolute;inset:0 0 auto auto}
.hero-grid{position:relative}
.lead{color:var(--muted)}
.hero-principles span:before{color:var(--gold-deep)}
.hero-photo{box-shadow:var(--shadow);border-radius:2px}
.hero-visual:before{content:"";border:1px solid var(--gold);pointer-events:none;z-index:-1;position:absolute;inset:58px -18px 52px 18px}
.hero-visual{isolation:isolate}
.visual-top,.photo-caption{color:var(--muted)}
.floating-note{border-left:2px solid var(--gold);box-shadow:var(--shadow);border-radius:2px}
.note-icon{color:var(--gold)}
.service-ribbon{background:var(--navy)}
.service-ribbon .wrap{letter-spacing:2px}
.service-ribbon b{color:var(--gold);font-size:14px}
.search-label input,input,textarea,select{border-color:var(--line);background:#fff;border-radius:2px}
input:focus,textarea:focus,select:focus{outline:1px solid var(--navy);border-color:var(--navy)}
.catalog-filters button,.filters button{border-color:var(--line);color:var(--ink);background:#fff;border-radius:2px;transition:border-color .2s,color .2s}
.catalog-filters button:hover,.filters button:hover{border-color:var(--gold);color:var(--navy)}
.catalog-filters button.active,.filters button.active{background:var(--navy);border-color:var(--navy);color:#fff}
.product-card{border-color:var(--line);border-radius:3px;position:relative}
.product-card:after{content:"";background:var(--gold);z-index:1;height:2px;transition:transform .3s;position:absolute;top:0;left:0;right:0;transform:scaleX(0)}
.product-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.product-card:hover:after{transform:scaleX(1)}
.product-cover{background:var(--ivory)}
.product-info>p{color:var(--gold-deep);letter-spacing:.6px;text-transform:uppercase;font-size:12px;font-weight:600}
.product-info h3 a:hover{color:var(--blue)}
.product-facts li:before{color:var(--gold-deep)}
.product-cta{border-top-color:var(--line);color:var(--navy)}
.product-cta>span{color:var(--gold)}
.product-card:hover .product-cta{color:var(--blue)}
.empty-state{background:var(--ivory)}
.quote-principles{border-color:var(--line);background:#fff}
.quote-principles span{color:var(--gold-deep);letter-spacing:1px;font-weight:600}
.quote-principles h3{color:var(--navy)}
.portfolio{background:var(--ivory)}
.portfolio:before{background:0 0;border-radius:0;width:1px;height:auto;display:none;inset:0 auto 0 calc(50% - 620px)}
.portfolio:after{display:none}
.work-stamp{border:1px solid var(--gold);color:var(--gold-deep);background:#fff;font-weight:700}
.project{box-shadow:var(--shadow);border-radius:3px;padding:10px 10px 16px}
.project:hover{transform:translateY(-4px);box-shadow:0 18px 40px #00265922}
.project:before{background:var(--navy);border-radius:2px;font-weight:600}
.project:after{background:var(--gold);border-radius:0;height:2px}
.project-image>span{color:var(--navy);border-radius:2px}
.project-label>span{background:var(--gold-soft)!important;color:var(--gold-deep)!important;border-radius:2px!important}
.client-track li{border-color:var(--line);border-radius:3px}
.client-track img{filter:grayscale();opacity:.7;transition:filter .3s,opacity .3s}
.client-track li:hover img{filter:none;opacity:1}
.about-main{border-radius:2px}
.about-images:before{content:"";border-top:1px solid var(--gold);border-left:1px solid var(--gold);pointer-events:none;width:45%;height:55%;position:absolute;top:-18px;left:-18px}
.about-inset{box-shadow:var(--shadow);border-color:#fff}
.image-label{color:#fff;background:var(--navy);letter-spacing:2px;padding:12px 6px;font-size:11px}
.about-values{border-top-color:var(--line)}
.about-values span{color:var(--gold-deep);font-weight:600}
.about-copy>.text-link{color:var(--navy)}
.process{background:var(--navy);position:relative;overflow:hidden}
.process:after{content:"";pointer-events:none;border:1px solid #c29a5b33;width:420px;height:420px;position:absolute;top:-120px;right:-120px;transform:rotate(45deg)}
.process h2{color:#fff}
.process .text-link{border-bottom-color:var(--gold)}
.steps article{border-top-color:#ffffff26}
.steps article>span{color:var(--gold);font-weight:300}
.process h3,.steps h3{color:#fff}
.steps p{color:#c8d0dd}
.guide-grid article{border-top:1px solid var(--navy);position:relative}
.guide-grid article:before{content:"";background:var(--gold);width:48px;height:3px;position:absolute;top:-1px;left:0}
.guide-grid article>span{color:var(--gold-deep);font-weight:600}
.questions details,.questions details:first-child{border-color:var(--line)}
summary{color:var(--navy)}
summary span{color:var(--gold);font-weight:300;transition:transform .2s}
details[open] summary{color:var(--blue)}
.contact{background:linear-gradient(180deg,var(--ivory),var(--sand))}
.contact-phone{color:var(--navy)}
.contact-zalo{border-color:var(--navy);color:var(--navy);border-radius:2px}
.contact-zalo:hover{background:var(--navy);color:#fff}
.contact-email{color:var(--blue)}
.address{border-top-color:#d9cfbf}
.address>span{color:var(--gold-deep);font-weight:600}
.contact-map{filter:saturate(.85);border-radius:3px}
form{box-shadow:var(--shadow);border-top:3px solid var(--gold);border-radius:3px}
form h3{color:var(--navy)}
label>span{color:var(--gold-deep)}
#form-status{color:var(--blue)}
.copy-request{border-color:var(--line);color:var(--navy);border-radius:2px}
.copy-request:hover{background:var(--ivory)}
footer{background:var(--navy-2);color:#cfd6e2;border-top:3px solid var(--gold)}
.footer-main>div>span{color:var(--gold);letter-spacing:2px}
.footer-main p{color:#9eabc0}
.footer-main>div>a:not(.footer-brand):hover{color:var(--gold)}
.footer-bottom{color:#8a97ad;border-top-color:#ffffff1a}
.footer-bottom a:hover{color:var(--gold)}
dialog::backdrop{background:#001a3fcc}
.float-contact a{box-shadow:0 8px 24px #00265933}
.fc-phone{background:var(--navy);border:2px solid var(--gold);animation:2.6s infinite fc-ring-gold}
@keyframes fc-ring-gold{0%,to{box-shadow:0 0 #c29a5b66}
 50%{box-shadow:0 0 0 12px #c29a5b00}}
.mobile-contact a,.mobile-contact a+a{color:var(--navy)}
.mobile-contact a:last-child{background:var(--navy);color:#fff}
.breadcrumb{color:var(--muted)}
.breadcrumb a:hover{color:var(--gold-deep)}
.product-photo img{background:var(--ivory);border-radius:3px}
.gallery-thumbs button{background:var(--ivory);border-radius:2px}
.price-box{background:var(--ivory);border-left:2px solid var(--gold);border-radius:0 2px 2px 0}
.price-box strong{color:var(--navy)}
.detail-nav{border-color:var(--line)}
.detail-nav a:hover{color:var(--gold-deep)}
.detail-content dt{color:var(--navy)}
.detail-band{background:var(--ivory)}
.check-list li:before{color:var(--gold-deep)}
.detail-notes .check-list li{border-bottom-color:var(--line)}
.related-links a{border-color:var(--line);color:var(--navy);border-radius:3px;transition:border-color .2s,background .2s}
.related-links a:hover{background:var(--ivory);border-color:var(--gold)}
@media (width<=760px){
 .hero:before,.hero-visual:before,.about-images:before{display:none}
 .eyebrow:before{width:20px}}
@media (prefers-reduced-motion:reduce){
 .fc-phone{animation:none}}
.button,.contact-zalo{isolation:isolate;border-radius:0 14px;position:relative;overflow:hidden}
.button:after,.contact-zalo:after{content:"";aspect-ratio:258/218;opacity:.16;z-index:-1;pointer-events:none;background:currentColor;height:64%;transition:opacity .2s;position:absolute;bottom:-3px;right:8px;-webkit-mask:url(assets/brand-mark.png) 100% 100%/contain no-repeat;mask:url(assets/brand-mark.png) 100% 100%/contain no-repeat}
.button:hover:after,.contact-zalo:hover:after{opacity:.24}
.button.zalo:after,.contact-zalo:after{opacity:.12}
.button>span{z-index:1;position:relative}
.copy-request{border-radius:0 14px}
.button,.contact-zalo{padding-right:58px}
.button.small,.nav .button{padding-right:50px}
.text-link{border-bottom:0;padding-bottom:10px;position:relative}
.text-link:after,.text-link:before{content:"";pointer-events:none;transition:width .35s,background .25s;position:absolute;left:0}
.text-link:after{background:linear-gradient(90deg,var(--gold)0,var(--gold)55%,#c29a5b33 100%);clip-path:polygon(3px 0,100% 0,calc(100% - 3px) 100%,0 100%);width:100%;height:3px;bottom:3px}
.text-link:before{background:var(--gold);width:38%;height:1px;bottom:0}
.text-link:hover:before{width:100%}
.text-link:hover:after{background:linear-gradient(90deg,var(--blue)0,var(--blue)55%,#0066b333 100%)}
.process .text-link:hover:after{background:linear-gradient(90deg,#fff 0 55%,#fff3 100%)}
.process .text-link:hover{color:#fff}
.eyebrow:before{background:linear-gradient(90deg,var(--gold),#c29a5b40);clip-path:polygon(3px 0,100% 0,calc(100% - 3px) 100%,0 100%);width:34px;height:3px}
nav>a:not(.button):after{background:linear-gradient(90deg,var(--gold),#c29a5b33);clip-path:polygon(3px 0,100% 0,calc(100% - 3px) 100%,0 100%);height:3px;bottom:-8px}
@media (width<=760px){
 .eyebrow:before{width:24px}}
.steps article{border-top:0;padding-top:26px;position:relative}
.steps article:before,.steps article:after{content:"";pointer-events:none;position:absolute;left:0}
.steps article:before{background:linear-gradient(90deg,#ffffff4d,#ffffff12);height:1px;top:1px;right:0}
.steps article:after{background:linear-gradient(90deg,var(--gold),#c29a5b66);clip-path:polygon(3px 0,100% 0,calc(100% - 3px) 100%,0 100%);width:72px;height:3px;transition:width .45s;top:0}
.steps article:hover:after{width:100%}
.process:after{border:2px solid #c29a5b4d}
.process:before{content:"";pointer-events:none;border:1px solid #ffffff1f;width:300px;height:300px;position:absolute;top:-60px;right:-60px;transform:rotate(45deg)}
.steps article:after{background:linear-gradient(90deg,var(--gold)70%,#c29a5b99);width:96px}
.process:after{top:-230px;right:-210px}
.process:before{top:-150px;right:-130px}
.hero-visual:before{border:3px solid #0000;border-image:linear-gradient(135deg,var(--gold),#e3c896 35%,#c29a5b40 65%,var(--gold))1}
.about-images:before{background:linear-gradient(90deg,var(--gold),#c29a5b00)top left/100% 3px no-repeat,linear-gradient(180deg,var(--gold),#c29a5b00)top left/3px 100% no-repeat;border:0;width:48%;height:58%}
.about-images:after{content:"";pointer-events:none;background:linear-gradient(270deg,var(--gold),#c29a5b00)bottom right/100% 3px no-repeat,linear-gradient(0deg,var(--gold),#c29a5b00)bottom right/3px 100% no-repeat;width:38%;height:34%;position:absolute;bottom:-18px;right:42px}
.work-stamp{outline-offset:3px;border-width:2px;outline:1px solid #c29a5b66}
.floating-note,.price-box{border-left-width:3px}
form{border-top-width:4px}
@media (width<=760px){
 .about-images:after{display:none}}
.hero-visual:before{inset:80px -22px 26px 30px}
.about-images{isolation:isolate}
.about-images:after{z-index:-1;bottom:-18px;right:-18px}
:root{--frame:#d8c19a;--r-s:0 8px 0 8px;--r-m:0 12px 0 12px;--r-l:0 18px 0 18px}
input,textarea,select,.search-label input{border:2px solid var(--frame);border-radius:var(--r-m);transition:border-color .2s,box-shadow .2s}
input:hover,textarea:hover,select:hover{border-color:var(--gold)}
input:focus,textarea:focus,select:focus{border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-soft);outline:0}
.catalog-filters button,.filters button{border:2px solid var(--frame);border-radius:var(--r-m)}
.catalog-filters button:hover,.filters button:hover{border-color:var(--gold)}
.catalog-filters button.active,.filters button.active{border-color:var(--navy)}
.product-card{border:2px solid var(--frame);border-radius:var(--r-l)}
.product-card:hover{border-color:var(--gold)}
.project{border:2px solid var(--frame);border-radius:var(--r-l)}
.project:hover{border-color:var(--gold)}
.project:after{left:12px;right:12px}
.project-image{border-radius:0 12px}
.project:before,.project-image>span{border-radius:var(--r-s)}
.project-label>span{border-radius:0 6px!important}
.client-track li{border:2px solid var(--frame);border-radius:var(--r-m);transition:border-color .2s}
.client-track li:hover{border-color:var(--gold)}
form{border:2px solid var(--frame);border-top:4px solid var(--gold);border-radius:0 22px}
.copy-request{border:2px solid var(--frame)}
.copy-request:hover{border-color:var(--gold)}
.contact-map{border:2px solid var(--frame);border-radius:var(--r-l)}
.floating-note{border-radius:0 14px}
.price-box{border-radius:0 14px 0 0}
.menu-toggle{color:var(--navy);border:2px solid var(--frame)!important;border-radius:var(--r-m)!important}
.gallery-thumbs button{border:2px solid var(--frame);border-radius:var(--r-m)}
.gallery-thumbs button:hover{border-color:var(--gold)}
.gallery-thumbs button.active{border-color:var(--navy)}
.product-photo img{border-radius:var(--r-l)}
.product-photo figcaption{border-radius:var(--r-s)}
.related-links a{border:2px solid var(--frame);border-radius:var(--r-l)}
.related-links a:hover{border-color:var(--gold)}
.empty-state{border:2px solid var(--frame);border-radius:var(--r-l)}
dialog{border-radius:0 22px}
.close-dialog{border-radius:var(--r-s)}
.detail-nav{border-top:2px solid var(--frame);border-bottom:2px solid var(--frame)}
.questions details{border-bottom:2px solid var(--frame);position:relative}
.questions details:first-child{border-top:2px solid var(--frame)}
.questions details:after{content:"";background:linear-gradient(90deg,var(--gold)70%,#c29a5b99);clip-path:polygon(3px 0,100% 0,calc(100% - 3px) 100%,0 100%);pointer-events:none;width:72px;height:3px;transition:width .45s;position:absolute;bottom:-2px;left:0}
.questions details:hover:after,.questions details[open]:after{width:100%}
summary span{color:var(--gold);font-size:28px;line-height:1}
header{border-bottom:2px solid var(--frame)}
.quote-principles{border-top:2px solid var(--frame);border-bottom:2px solid var(--frame)}
.clients,.about-values,.address{border-top:2px solid var(--frame)}
.product-cta{border-top:2px solid #ece0c8}
.detail-content dl>div,.detail-notes .check-list li{border-bottom:2px solid var(--frame)}
.footer-bottom{border-top:2px solid #c29a5b40}
@media (width<=760px){
 .quote-principles>.wrap>div+div{border-top:2px solid var(--frame)}}
.questions details:first-child{border-color:var(--frame)}
.process{padding-block:64px 56px}
.process .steps{margin-top:40px}
.steps-6{row-gap:30px}
@media (width<=760px){
 .process{padding-block:48px 40px}
 .process .steps{margin-top:28px}}
.footer-main>div>span{letter-spacing:2.2px;font-size:15px;font-weight:700}
@media(max-width:760px){.actions>.button{padding-right:52px}}
.hero-media{position:relative;isolation:isolate}
.hero-visual:before{display:none}
.hero-media:before{content:"";pointer-events:none;z-index:-1;border:3px solid transparent;border-image:linear-gradient(135deg,var(--gold),#e3c896 35%,#c29a5b40 65%,var(--gold)) 1;position:absolute;top:24px;bottom:-12px;left:30px;right:-22px}
.hero-media .floating-note{bottom:18px}
.hero-photo{transition:opacity .25s}
.hero-photo.is-switching{opacity:0}
.hero-switch{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px 16px;margin-top:6px;display:flex}
.hero-switch-buttons{flex-wrap:wrap;gap:8px;display:flex}
.hero-switch button{color:var(--navy);border:2px solid var(--frame);border-radius:var(--r-m);background:#fff;padding:6px 14px;font-size:14px;font-weight:600;transition:border-color .2s,background .2s,color .2s}
.hero-switch button:hover{border-color:var(--gold)}
.hero-switch button.active{background:var(--navy);border-color:var(--navy);color:#fff}
.hero-switch-link{color:var(--gold-deep);white-space:nowrap;font-size:14px;font-weight:600}
.hero-switch-link:hover{color:var(--blue)}
@media(max-width:760px){
 .hero-media:before{display:none}
 .hero-media .floating-note{bottom:14px}
 .hero-switch button{padding:5px 11px;font-size:13px}
 .hero-switch-link{font-size:13px}
}
@media(max-width:760px){footer .footer-main p.footer-company{white-space:nowrap;font-size:min(21px,calc((100vw - 36px)/18.4))}}
.fc-top{color:var(--navy);cursor:pointer;background:#fff;border:2px solid var(--gold);border-radius:50%;place-items:center;width:56px;height:56px;padding:0;transition:transform .2s,background .2s;display:grid;box-shadow:0 8px 24px #00265933}
.fc-top:hover{background:var(--navy);color:#fff;transform:scale(1.08)}
@media(max-width:760px){
 .float-contact{display:grid;bottom:calc(72px + env(safe-area-inset-bottom));right:14px}
 .float-contact .fc-zalo,.float-contact .fc-phone{display:none}
 .fc-top{width:46px;height:46px}
}
.field-hint{color:var(--muted);font-weight:400;font-size:12px}
.file-field input{background:var(--ivory);padding:9px 10px;font-size:14px}
.file-field[hidden],.form-alt [hidden]{display:none}
.hp-field{width:1px;height:1px;position:absolute;left:-9999px;overflow:hidden}
.form-alt{grid-template-columns:1fr 1fr;gap:10px;display:grid}
.form-alt .copy-request{margin-top:12px}
.form-alt:has(>[hidden]){grid-template-columns:1fr}
#quote-submit:disabled{opacity:.7;cursor:progress}
#form-status[data-tone=ok]{color:#1d6b40;font-weight:600}
#form-status[data-tone=error]{color:#a3262b}