:root{--do:#9b1c1c;--do2:#c0392b;--vang:#c8a04a;--vang2:#e2c078;--kem:#fbf7f1;--nen:#ffffff;--chu:#1f1a17;--xam:#6b625b;--vien:#eadfd3;--bong:0 10px 30px rgba(60,20,10,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;overflow-x:hidden;font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--chu);background:var(--nen);line-height:1.6;font-size:16px}
img{max-width:100%;height:auto;display:block}a{color:var(--do);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.25;margin:0 0 .5em;font-weight:800}h1{font-size:clamp(1.8rem,4vw,3rem)}h2{font-size:clamp(1.5rem,3vw,2.1rem)}h3{font-size:1.15rem}
.wrap{width:min(1180px,92vw);margin:0 auto}
.btn{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;padding:12px 22px;border-radius:999px;font-weight:700;border:2px solid transparent;cursor:pointer;transition:.2s;text-decoration:none!important}
.btn.do{background:var(--do);color:#fff}.btn.do:hover{background:var(--do2);transform:translateY(-1px)}
.btn.vien{border-color:var(--do);color:var(--do);background:#fff}.btn.vien:hover{background:var(--kem)}
.btn.vang{background:var(--vang);color:#2b1d05}.btn.vang:hover{background:var(--vang2)}
/* header */
.topbar{background:var(--do);color:#fff;font-size:.85rem}.topbar .wrap{display:flex;justify-content:space-between;gap:12px;padding:6px 0;flex-wrap:wrap}.topbar a{color:#fff}
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--vien)}
header.site .wrap{display:flex;align-items:center;gap:18px;height:74px}
.logo{display:flex;align-items:center;gap:10px;flex:none;font-weight:900;color:var(--chu);text-decoration:none!important}.logo img{width:48px;height:48px}.logo b{font-size:1.05rem;line-height:1.1;display:block}.logo small{color:var(--xam);font-weight:600;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase}
nav.main{margin-left:auto;display:flex;gap:2px}nav.main a{padding:10px 11px;border-radius:10px;color:var(--chu);font-weight:600;text-decoration:none!important;white-space:nowrap}nav.main a:hover,nav.main a.on{background:var(--kem);color:var(--do)}
.cta-head{display:flex;gap:8px}
.tim{display:flex;align-items:center;border:1px solid var(--vien);border-radius:999px;padding:2px 4px 2px 12px;background:#fff;margin-left:auto}.tim input{border:0;outline:0;font:inherit;font-size:.9rem;width:130px;background:transparent}
@media(max-width:1280px){.cta-head .btn{padding:10px 14px}.tim input{width:110px}.logo small{display:none}}
@media(max-width:1100px){.cta-head{display:none}}.tim button{border:0;background:var(--kem);border-radius:50%;width:32px;height:32px;cursor:pointer}
nav.main{margin-left:0}
.burger{display:none;margin-left:auto;background:none;border:0;font-size:1.7rem;cursor:pointer;color:var(--chu)}
.tim-mb{display:none;background:var(--kem);border:1px solid var(--vien);border-radius:50%;width:40px;height:40px;font-size:1.1rem;cursor:pointer;margin-left:auto}
.tim-mb-bar{display:none;gap:8px;padding:8px 4vw 10px;background:#fff;border-bottom:1px solid var(--vien)}.tim-mb-bar.open{display:flex}.tim-mb-bar input{flex:1;padding:10px 14px;border:1px solid var(--vien);border-radius:999px;font:inherit;font-size:1rem}
/* hero */
.hero{position:relative;background:#1f1a17;color:#fff;overflow:hidden}
.hero img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.hero .wrap{position:relative;padding:clamp(60px,10vw,120px) 0;max-width:760px;margin-left:max(4vw,calc((100vw - 1180px)/2))}
.hero .tag{display:inline-block;background:var(--vang);color:#2b1d05;font-weight:800;padding:6px 14px;border-radius:999px;font-size:.85rem;letter-spacing:.04em;margin-bottom:16px}
.hero h1{color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.4)}.hero p{font-size:1.1rem;max-width:600px;color:#f3e9dc}.hero .acts{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
/* slider */
.slider{position:relative;background:#111;overflow:hidden}.slides{position:relative;aspect-ratio:16/5;min-height:190px;max-height:560px}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .8s;display:block}.slide.on{opacity:1;z-index:1}.slide img{width:100%;height:100%;object-fit:cover;display:block}
.sl-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.85);color:#1f1a17;font-size:1.6rem;cursor:pointer;line-height:1}.sl-btn.prev{left:14px}.sl-btn.next{right:14px}.sl-btn:hover{background:#fff}
.dots{position:absolute;left:0;right:0;bottom:12px;display:flex;justify-content:center;gap:8px;z-index:2}.dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.55);cursor:pointer;padding:0}.dots button.on{background:var(--vang);width:26px;border-radius:6px}
.intro .tag{display:inline-block;background:var(--vang);color:#2b1d05;font-weight:800;padding:5px 12px;border-radius:999px;font-size:.8rem}
.marquee{overflow:hidden;background:#fff;border-top:1px solid var(--vien);border-bottom:1px solid var(--vien);padding:12px 0}.marquee .track{display:flex;gap:56px;align-items:center;width:max-content;animation:mq 34s linear infinite}.marquee img{height:44px;width:auto;object-fit:contain}.marquee:hover .track{animation-play-state:paused}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.promo{display:grid;grid-template-columns:1.2fr 1fr;gap:26px;align-items:center;background:#1f5b2d;color:#fff;border-radius:22px;overflow:hidden}.promo img{width:100%;height:100%;object-fit:cover}.promo .t{padding:26px}.promo h2{color:#fff;margin-bottom:8px}
/* usp */
.usp{background:var(--kem);border-bottom:1px solid var(--vien)}.usp .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:22px 0}
.usp .wrap>div{display:flex;gap:12px;align-items:flex-start;min-width:0}.usp .wrap>div>div{min-width:0}.usp span{font-size:1.8rem;line-height:1;flex:none}.usp b{display:block}.usp small{color:var(--xam);display:block}
section{padding:clamp(40px,6vw,72px) 0}.sec-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:26px;flex-wrap:wrap}.sec-head p{margin:0;color:var(--xam);max-width:640px}
.eyebrow{color:var(--do);font-weight:800;letter-spacing:.12em;text-transform:uppercase;font-size:.78rem;margin-bottom:6px;display:block}
/* cards */
.grid{display:grid;gap:22px;grid-template-columns:repeat(4,1fr)}.grid.c3{grid-template-columns:repeat(3,1fr)}.grid.c2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--vien);border-radius:18px;overflow:hidden;box-shadow:0 2px 10px rgba(60,20,10,.05);transition:.25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--bong)}.card .ph{aspect-ratio:4/3;background:#f6efe6;overflow:hidden}.card .ph img{width:100%;height:100%;object-fit:cover;transition:.4s}.card:hover .ph img{transform:scale(1.05)}
.card .bd{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px;flex:1}.card .bd h3{font-size:1rem;margin:0}.card .bd .cat{font-size:.75rem;color:var(--xam);text-transform:uppercase;letter-spacing:.06em}
.card .bd .gia{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:8px}.card .bd .gia b{color:var(--do)}
.cat-card{position:relative;border-radius:18px;overflow:hidden;min-height:230px;display:flex;align-items:end;color:#fff;background:#333;text-decoration:none!important}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.4s}.cat-card:hover img{transform:scale(1.06)}
.cat-card .t{position:relative;padding:18px;background:linear-gradient(0deg,rgba(0,0,0,.75),transparent);width:100%}.cat-card .t b{font-size:1.15rem;display:block}.cat-card .t small{color:#f1e7da}
/* about */
.about .wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}.about .ph{border-radius:22px;overflow:hidden;box-shadow:var(--bong)}.about ul{padding-left:18px;color:var(--xam)}
.iso{display:flex;gap:16px;align-items:center;background:var(--kem);border:1px solid var(--vien);border-radius:16px;padding:14px 16px;margin-top:18px}.iso img{width:84px;border-radius:10px}
.partners .wrap{padding:0}.logos{display:grid;grid-template-columns:repeat(8,1fr);gap:14px}.logos div{background:#fff;border:1px solid var(--vien);border-radius:12px;padding:12px;display:flex;align-items:center;justify-content:center;height:78px}.logos img{max-height:46px;width:auto;object-fit:contain}
.dark{background:linear-gradient(135deg,#2a1410,#4a1d16 60%,#7a2a1c);color:#fff}.dark h2{color:#fff}.dark p{color:#f2e6da}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:26px}.stats div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:16px;padding:18px}.stats b{font-size:2rem;display:block;color:var(--vang2)}
.post{display:flex;flex-direction:column}.post .ph{aspect-ratio:16/10}
.cta-band{background:var(--vang);color:#2b1d05}.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding:28px 0}.cta-band h2{margin:0;color:#2b1d05}
footer{background:#1f1a17;color:#d9cfc4;padding:52px 0 0}footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:30px}footer h3{color:#fff;font-size:1rem;margin-bottom:12px}footer a{color:#e9dfd3}footer ul{list-style:none;padding:0;margin:0}footer li{margin:6px 0}
footer .bot{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding:16px 0;font-size:.85rem;color:#a89c90;text-align:center}
.float{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:10px;z-index:60}.float a{width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.4rem;box-shadow:0 6px 18px rgba(0,0,0,.25);text-decoration:none!important}.float .zalo{background:#0068ff;font-size:.9rem;font-weight:900}.float .goi{background:var(--do)}
/* inner pages */
.page-head{background:var(--kem);border-bottom:1px solid var(--vien);padding:34px 0}.page-head p{margin:0;color:var(--xam)}.crumb{font-size:.85rem;color:var(--xam);margin-bottom:8px}.crumb a{color:var(--xam)}
.fgroup{display:flex;gap:12px;align-items:flex-start;margin-bottom:10px}.fgroup>b{flex:none;width:110px;padding-top:9px;color:var(--xam);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em}.filters{display:flex;gap:8px;flex-wrap:wrap}.filters button{border:1px solid var(--vien);background:#fff;padding:8px 14px;border-radius:999px;cursor:pointer;font-weight:600;font-family:inherit}.filters button.on{background:var(--do);color:#fff;border-color:var(--do)}
.prod{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}.prod .ph{border-radius:22px;overflow:hidden;border:1px solid var(--vien)}.prod .info h1{font-size:1.9rem}.prod .info .mo{color:var(--xam)}
.spec{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0}.spec div{background:var(--kem);border-radius:12px;padding:10px 12px}.spec small{color:var(--xam);display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em}
.prose{max-width:820px}.prose h2{margin-top:1.6em}.prose p,.prose li{color:#3d3631}
.contact{display:grid;grid-template-columns:1fr 1fr;gap:34px}.contact .box{background:var(--kem);border:1px solid var(--vien);border-radius:18px;padding:22px}.contact form{display:grid;gap:12px}.contact input,.contact textarea,.contact select{width:100%;padding:12px;border:1px solid var(--vien);border-radius:10px;font:inherit}
iframe.map{width:100%;height:340px;border:0;border-radius:18px}
.note{background:#fff7dc;border-left:4px solid var(--vang);padding:10px 14px;border-radius:8px;color:#5a4a1e}
@media(max-width:980px){#cats{grid-template-columns:repeat(3,1fr)!important}#khach{grid-template-columns:repeat(3,1fr)!important}.grid{grid-template-columns:repeat(3,1fr)}.usp .wrap{grid-template-columns:repeat(2,1fr)}.logos{grid-template-columns:repeat(4,1fr)}footer .wrap{grid-template-columns:1fr 1fr}.about .wrap,.prod,.contact{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.sl-btn{display:none}.slides{aspect-ratio:16/7}.promo{grid-template-columns:1fr}#cats{grid-template-columns:1fr 1fr!important}.tim{margin-left:auto;margin-right:6px}.tim input{width:96px}.tim button{width:28px;height:28px}#khach{grid-template-columns:1fr 1fr!important}.fgroup{flex-direction:column;gap:4px}.fgroup>b{width:auto;padding:0}.filters button{padding:7px 11px;font-size:.85rem}.grid,.grid.c3,.grid.c2{grid-template-columns:repeat(2,1fr);gap:12px}nav.main{display:none;position:absolute;left:0;right:0;top:74px;background:#fff;flex-direction:column;padding:10px;border-bottom:1px solid var(--vien);box-shadow:var(--bong)}nav.main.open{display:flex}.burger{display:block}.cta-head{display:none}.topbar{display:none}header.site .wrap{height:64px}nav.main{top:64px}.logo b{font-size:.95rem}.hero .wrap{padding:52px 0}.usp .wrap{grid-template-columns:1fr 1fr;gap:12px}.usp span{font-size:1.4rem}.logos{grid-template-columns:repeat(3,1fr)}.card .bd h3{font-size:.9rem}footer .wrap{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.tim{display:none}.tim-mb{display:block}.burger{margin-left:6px}}
@media(max-width:420px){.grid,.grid.c3,.grid.c2{grid-template-columns:1fr 1fr}.btn{padding:10px 16px;font-size:.92rem}}