:root{
  --ink:#121518;--ink2:#1b2025;--ink3:#262c33;
  --yellow:#ffc20e;--yellow2:#f2a900;
  --paper:#f4f2ed;--white:#fff;--line:#e2ded5;--muted:#6b7177;
  --red:#d9372b;--green:#1f9d55;
  --display:"Barlow Condensed","Arial Narrow",sans-serif;
  --body:"Be Vietnam Pro",system-ui,sans-serif;
  --r:4px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:var(--body);font-size:16px;line-height:1.6;color:var(--ink);background:var(--white);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:var(--display);line-height:1;margin:0;letter-spacing:.005em}
svg{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.wrap{width:min(1240px,92%);margin-inline:auto}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;border:0;cursor:pointer;border-radius:var(--r);padding:.8em 1.25em;font-family:var(--display);font-weight:700;font-size:16px;letter-spacing:.06em;text-transform:uppercase;transition:transform .2s,background .2s,color .2s,box-shadow .2s;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn:disabled{opacity:.6;cursor:wait;transform:none}
.btn svg{fill:currentColor;stroke:none}
.btn-lg{font-size:18px;padding:.9em 1.5em}
.btn-yellow{background:var(--yellow);color:var(--ink);box-shadow:0 6px 0 -2px var(--yellow2)}
.btn-yellow:hover{background:#ffd23f}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:var(--ink3)}
.btn-ghost{background:transparent;color:var(--white);box-shadow:inset 0 0 0 2px #ffffff80}
.btn-ghost:hover{box-shadow:inset 0 0 0 2px var(--yellow);color:var(--yellow)}

.eyebrow{display:inline-flex;align-items:center;gap:10px;margin:0 0 14px;font-family:var(--display);font-weight:700;font-size:15px;letter-spacing:.18em;text-transform:uppercase;color:var(--yellow2)}
.eyebrow::before{content:"";width:28px;height:4px;background:currentColor;transform:skewX(-30deg)}
.eyebrow-light{color:var(--yellow)}

/* topbar + header */
.topbar{background:var(--ink);color:#b9bfc5;font-size:13px}
.topbar-inner{display:flex;justify-content:space-between;gap:16px;padding:8px 0}
.topbar-tag{display:flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.08em;font-size:12px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 4px #ffc20e33}
.topbar-links{display:flex;gap:22px}
.topbar-links a:hover{color:var(--yellow)}
.topbar-links b{color:var(--yellow);font-weight:600;margin-right:4px}
.header{position:sticky;top:0;z-index:50;background:#ffffffee;backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .2s}
.header.scrolled{box-shadow:0 10px 30px -18px #0005}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px}
.logo{position:relative;flex:none;width:52px;height:52px;filter:drop-shadow(0 4px 6px #12151833);transition:transform .45s cubic-bezier(.3,1.6,.5,1)}
.logo svg{width:100%;height:100%;stroke:none;fill:initial}
.brand:hover .logo{transform:rotate(-14deg) scale(1.07)}
.brand-name{font-family:var(--display);font-weight:800;font-size:25px;letter-spacing:.03em;line-height:1;font-style:italic;text-transform:uppercase}
.bn-top{display:flex;align-items:center;gap:6px}
.brand-name em{font-style:italic;background:var(--ink);color:var(--yellow);padding:3px 8px 2px 7px;clip-path:polygon(8% 0,100% 0,92% 100%,0 100%)}
.brand-name small{display:flex;align-items:center;gap:6px;font-style:normal;font-family:var(--body);font-weight:500;font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);margin-top:5px}
.brand-name small::before{content:"";width:18px;height:5px;background:repeating-linear-gradient(-45deg,var(--yellow) 0 3px,var(--ink) 3px 6px)}
.links{display:flex;gap:6px}
.links a{position:relative;padding:10px 14px;font-family:var(--display);font-weight:600;font-size:17px;letter-spacing:.06em;text-transform:uppercase;color:#3a4047;transition:color .2s}
.links a::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.links a:hover,.links a.active{color:var(--ink)}
.links a:hover::after,.links a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:10px}
.menu-btn{display:none;width:46px;height:46px;border:1px solid var(--line);background:var(--white);border-radius:var(--r);cursor:pointer;padding:0 12px;flex-direction:column;justify-content:center;gap:5px}
.menu-btn span{display:block;height:2px;background:var(--ink);transition:transform .25s,opacity .25s}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* hero */
.hero{position:relative;color:var(--white);background:var(--ink);overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:65% 50%;z-index:-2;animation:heroZoom 18s ease-out both}
@keyframes heroZoom{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero-shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#0d0f12f2 0%,#0d0f12c4 38%,#0d0f1240 70%,#0d0f1220 100%),linear-gradient(0deg,#0d0f12 0%,transparent 35%)}
.hero-inner{display:grid;grid-template-columns:1fr auto;align-items:end;gap:40px;min-height:min(78vh,720px);padding:90px 0 70px}
.hero-copy{max-width:680px;animation:rise .9s .1s both}
.hero h1{font-size:clamp(52px,7.6vw,108px);font-weight:800;text-transform:uppercase;line-height:.92;letter-spacing:-.005em}
.hero h1 span{color:var(--yellow);font-style:italic}
.hero-lead{font-size:clamp(16px,1.4vw,19px);color:#d7dbdf;max-width:540px;margin:26px 0 34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-card{width:290px;padding:24px;background:#12151899;backdrop-filter:blur(14px);border:1px solid #ffffff1f;border-top:4px solid var(--yellow);animation:rise .9s .35s both}
.hero-card-label{margin:0;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:#aab1b8}
.hero-card-phone{display:block;font-family:var(--display);font-weight:800;font-size:40px;color:var(--yellow);margin:4px 0 14px}
.hero-card ul{list-style:none;margin:0;padding:14px 0 0;border-top:1px solid #ffffff1f;display:grid;gap:8px;font-size:14px;color:#dfe3e6}
.hero-card li::before{content:"✓";color:var(--yellow);font-weight:700;margin-right:10px}
@keyframes rise{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.hero-stats{position:relative;border-top:1px solid #ffffff1a;background:#0d0f12}
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.stats div{padding:26px 22px;border-left:1px solid #ffffff14}
.stats div:last-child{border-right:1px solid #ffffff14}
.stats strong{display:block;font-family:var(--display);font-size:48px;font-weight:800;line-height:1;color:var(--white)}
.stats sup{color:var(--yellow);font-size:.55em}
.stats span{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:#9aa1a8}

/* marquee */
.brand-strip{background:var(--yellow);color:var(--ink);overflow:hidden;border-block:3px solid var(--ink)}
.marquee-track{display:flex;width:max-content;align-items:center;gap:28px;padding:14px 0;animation:marquee 32s linear infinite;font-family:var(--display);font-weight:800;font-size:22px;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}
.marquee-track i{font-style:normal;font-size:14px}
@keyframes marquee{to{transform:translateX(-50%)}}

/* sections */
.section{padding:100px 0}
.section-paper{background:var(--paper)}
.section-dark{background:var(--ink);color:var(--white)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:44px}
.section-head h2{font-size:clamp(40px,5vw,68px);font-weight:800;text-transform:uppercase}
.section-head>p{max-width:380px;margin:0;color:var(--muted)}
.section-dark .section-head>p{color:#a3aab1}

/* categories */
.categories{display:grid;grid-template-columns:1.35fr 1fr 1fr;grid-template-rows:repeat(2,250px);gap:16px}
.cat{position:relative;overflow:hidden;border-radius:var(--r);background:var(--ink);color:var(--white);isolation:isolate}
.cat-lg{grid-row:span 2}
.cat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .6s cubic-bezier(.2,.7,.2,1);filter:saturate(1.05)}
.cat::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#12151800 30%,#121518e6 100%)}
.cat:hover img{transform:scale(1.07)}
.cat-num{position:absolute;top:16px;left:18px;font-family:var(--display);font-weight:800;font-size:15px;letter-spacing:.12em;background:var(--yellow);color:var(--ink);padding:3px 10px}
.cat-body{position:absolute;left:20px;right:70px;bottom:18px}
.cat h3{font-size:32px;font-weight:800;text-transform:uppercase}
.cat-lg h3{font-size:48px}
.cat p{margin:6px 0 0;font-size:13px;color:#cfd4d8}
.cat p b{color:var(--yellow)}
.cat-arrow{position:absolute;right:18px;bottom:18px;display:grid;place-items:center;width:42px;height:42px;border:2px solid #ffffff66;border-radius:50%;font-size:18px;transition:background .25s,color .25s,border-color .25s,transform .25s}
.cat:hover .cat-arrow{background:var(--yellow);border-color:var(--yellow);color:var(--ink);transform:rotate(45deg)}

/* catalog */
.catalog-bar{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:28px}
.filters{display:flex;flex-wrap:wrap;gap:8px}
.filter{border:1px solid #d4cfc4;background:var(--white);padding:9px 16px;border-radius:999px;cursor:pointer;font-family:var(--display);font-weight:700;font-size:15px;letter-spacing:.06em;text-transform:uppercase;color:#4a5057;transition:all .2s}
.filter:hover{border-color:var(--ink);color:var(--ink)}
.filter.active{background:var(--ink);border-color:var(--ink);color:var(--yellow)}
.search{display:flex;align-items:center;gap:10px;flex:1;max-width:400px;min-width:260px;background:var(--white);border:1px solid #d4cfc4;border-radius:999px;padding:0 18px;color:var(--muted);transition:border-color .2s,box-shadow .2s}
.search:focus-within{border-color:var(--ink);box-shadow:0 0 0 4px #ffc20e55}
.search input{flex:1;min-width:0;border:0;outline:0;background:none;padding:12px 0;color:var(--ink)}
.search small{font-size:12px;white-space:nowrap}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.product{display:flex;flex-direction:column;background:var(--white);border-radius:var(--r);overflow:hidden;cursor:pointer;border:1px solid var(--line);transition:transform .25s,box-shadow .25s,border-color .25s;animation:fadeIn .45s both}
.product:hover{transform:translateY(-4px);box-shadow:0 22px 40px -24px #12151866;border-color:#cfc8b8}
.product:focus-visible{outline:3px solid var(--yellow);outline-offset:2px}
@keyframes fadeIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.product-img{position:relative;aspect-ratio:4/3;background:#ebe8e1;overflow:hidden}
.product-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.product:hover .product-img img{transform:scale(1.05)}
.tag{display:inline-block;background:var(--yellow);color:var(--ink);font-family:var(--display);font-weight:700;font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;padding:3px 9px}
.product-img .tag{position:absolute;top:12px;left:12px}
.product-body{display:flex;flex-direction:column;flex:1;padding:16px 18px 18px}
.product-line{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.product h3{font-size:23px;font-weight:700;line-height:1.08}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0 0}
.chips span{font-size:11.5px;background:var(--paper);border-radius:3px;padding:3px 8px;color:#4c535a}
.product-foot{display:flex;justify-content:space-between;align-items:end;gap:10px;margin-top:auto;padding-top:16px}
.price small{display:block;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.price strong{font-family:var(--display);font-size:18px;font-weight:700;color:var(--red)}
.quote-btn{font-size:13px;padding:.6em .9em;background:var(--ink);color:var(--white)}
.quote-btn:hover{background:var(--yellow);color:var(--ink)}
.empty{text-align:center;padding:40px;color:var(--muted)}
.empty a{color:var(--ink);font-weight:600;text-decoration:underline;text-decoration-color:var(--yellow);text-decoration-thickness:3px}
.more-wrap{display:flex;justify-content:center;margin-top:40px}

/* about */
.about{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.about-media{position:relative}
.about-media img{width:100%;aspect-ratio:4/4.4;object-fit:cover;border-radius:var(--r)}
.about-media::before{content:"";position:absolute;inset:-18px 18px 18px -18px;z-index:-1;background:repeating-linear-gradient(-45deg,var(--yellow) 0 18px,var(--ink) 18px 36px);border-radius:var(--r)}
.about-badge{position:absolute;right:-24px;bottom:34px;display:flex;align-items:center;gap:14px;background:var(--ink);color:var(--white);padding:20px 24px;border-left:5px solid var(--yellow);box-shadow:0 20px 40px -20px #000a}
.about-badge strong{font-family:var(--display);font-size:56px;font-weight:800;color:var(--yellow);line-height:1}
.about-badge span{font-size:13px;line-height:1.4;text-transform:uppercase;letter-spacing:.08em;color:#cdd2d6}
.about-copy h2{font-size:clamp(40px,4.6vw,64px);font-weight:800;text-transform:uppercase;margin-bottom:22px}
.about-copy>p{color:#4c535a;margin:0 0 14px}
.values{list-style:none;padding:0;margin:30px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.values li{display:flex;gap:14px;padding:18px;background:var(--paper);border-radius:var(--r);border-bottom:3px solid transparent;transition:border-color .2s,transform .2s}
.values li:hover{border-color:var(--yellow);transform:translateY(-2px)}
.values span{font-family:var(--display);font-weight:800;font-size:22px;color:var(--yellow2);line-height:1}
.values h3{font-size:20px;font-weight:700;text-transform:uppercase;margin-bottom:4px}
.values p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.5}

/* process */
.process{position:relative;overflow:hidden}
.process::after{content:"HG";position:absolute;right:-40px;bottom:-120px;font-family:var(--display);font-weight:800;font-size:420px;line-height:1;color:#ffffff06;pointer-events:none}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s}
.steps li{position:relative;padding:30px 28px 10px 0;border-top:2px solid #ffffff22}
.steps li::before{content:"";position:absolute;top:-2px;left:0;width:60px;height:2px;background:var(--yellow)}
.steps span{font-family:var(--display);font-weight:800;font-size:64px;line-height:1;color:transparent;-webkit-text-stroke:1.5px var(--yellow)}
.steps h3{font-size:26px;font-weight:700;text-transform:uppercase;margin:12px 0 8px}
.steps p{margin:0;font-size:14.5px;color:#a3aab1}

/* cta */
.cta{background:var(--yellow);position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0 auto 0 0;width:38%;background:repeating-linear-gradient(-45deg,#12151812 0 22px,transparent 22px 44px)}
.cta-inner{position:relative;display:flex;justify-content:space-between;align-items:center;gap:30px;padding:56px 0}
.cta h2{font-size:clamp(32px,4vw,52px);font-weight:800;text-transform:uppercase}
.cta p{margin:8px 0 0;color:#3b3420}
.cta-actions{display:flex;flex-direction:column;align-items:center;gap:10px}
.cta-phone{font-size:14px}
.cta-phone b{font-family:var(--display);font-size:20px}

/* contact */
.contact{background:linear-gradient(180deg,var(--paper),var(--white))}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:start}
.contact-info h2{font-size:clamp(44px,5vw,72px);font-weight:800;text-transform:uppercase;margin-bottom:22px}
.contact-info>p{color:#4c535a;max-width:440px}
.contact-cards{display:grid;gap:12px;margin-top:30px}
.contact-card{display:flex;align-items:center;gap:16px;padding:18px 20px;background:var(--white);border:1px solid var(--line);border-radius:var(--r);transition:border-color .2s,transform .2s}
a.contact-card:hover{border-color:var(--ink);transform:translateX(4px)}
.contact-card small{display:block;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.contact-card b{font-weight:600;word-break:break-word}
.ci{flex:none;display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--paper);font-size:20px}
.contact-card-hot{background:var(--ink);color:var(--white);border-color:var(--ink)}
.contact-card-hot .ci{background:var(--yellow);color:var(--ink)}
.contact-card-hot .ci svg{fill:currentColor;stroke:none}
.contact-card-hot b{font-family:var(--display);font-size:30px;font-weight:800;color:var(--yellow);line-height:1.1}
.contact-card-hot small{color:#a3aab1}
.showrooms{margin-top:34px}
.showrooms h3{font-size:26px;font-weight:800;text-transform:uppercase;margin-bottom:14px;padding-left:14px;border-left:4px solid var(--yellow)}
.showroom-list{display:grid;gap:12px}
.showroom{display:flex;align-items:flex-start;gap:16px;padding:18px 20px;background:var(--white);border:1px solid var(--line);border-radius:var(--r);transition:border-color .2s,transform .2s}
.showroom:hover{border-color:var(--ink);transform:translateX(4px)}
.showroom small{display:block;font-family:var(--display);font-size:17px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);margin-bottom:2px}
.showroom span>span{display:block;font-size:14.5px;color:#4c535a;line-height:1.5}
.showroom em{display:inline-block;margin-top:6px;font-style:normal;font-size:12.5px;font-weight:600;color:var(--yellow2)}
.showroom .ci{background:var(--yellow);color:var(--ink)}
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:36px;background:var(--white);border-radius:var(--r);border-top:6px solid var(--yellow);box-shadow:0 40px 80px -40px #12151859,0 0 0 1px var(--line)}
.form-head{grid-column:1/-1;display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;padding-bottom:6px;border-bottom:1px solid var(--line)}
.form-head h3{font-size:30px;font-weight:800;text-transform:uppercase}
.form-head p{margin:0;font-size:13px;color:var(--green);font-weight:600}
.form label,.need legend,.lead-form label{display:grid;gap:7px;font-size:13px;font-weight:600;color:#3a4047}
.form .full{grid-column:1/-1}
.form input:not([type=checkbox]):not([type=radio]),.form select,.form textarea,.lead-form input:not([type=checkbox]){width:100%;padding:13px 14px;border:1.5px solid #dcd7cc;border-radius:var(--r);background:#fcfbf9;font-weight:400;font-size:15px;transition:border-color .2s,box-shadow .2s,background .2s;outline:0}
.form input:focus,.form select:focus,.form textarea:focus,.lead-form input:focus{border-color:var(--ink);background:var(--white);box-shadow:0 0 0 4px #ffc20e55}
.form textarea{resize:vertical}
.need{border:0;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px;align-content:start}
.need legend{width:100%;margin-bottom:7px;padding:0}
.need label{display:block;flex:1}
.need input{position:absolute;opacity:0;pointer-events:none}
.need span{display:block;text-align:center;padding:12px 6px;border:1.5px solid #dcd7cc;border-radius:var(--r);cursor:pointer;font-weight:600;transition:all .2s}
.need input:checked+span{background:var(--ink);border-color:var(--ink);color:var(--yellow)}
.need input:focus-visible+span{box-shadow:0 0 0 4px #ffc20e88}
.consent{display:flex!important;grid-template-columns:none;align-items:flex-start;gap:10px!important;font-weight:400!important;color:var(--muted)!important;line-height:1.5}
.consent input{margin:3px 0 0;width:17px;height:17px;accent-color:var(--ink);flex:none}
.form-foot{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.form-note{font-size:12.5px;color:var(--muted)}
.form-status{margin:0;font-size:14px;font-weight:600;color:var(--green);min-height:1px}
.form-status.error{color:var(--red)}

/* footer */
.footer{background:var(--ink);color:#a3aab1;padding-bottom:30px}
.hazard{height:12px;background:repeating-linear-gradient(-45deg,var(--yellow) 0 16px,var(--ink) 16px 32px)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:60px 0 40px}
.brand-light .brand-name{color:var(--white)}
.brand-light .brand-name small{color:#8b929a}
.brand-light .brand-name em{background:var(--yellow);color:var(--ink)}
.brand-light .logo{filter:drop-shadow(0 0 14px #ffc20e40)}
.footer-grid p{max-width:360px;font-size:14px;margin-top:18px}
.footer h4{font-size:18px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--white);margin-bottom:14px}
.footer-grid div>a:not(.brand){display:block;padding:4px 0;font-size:14px;transition:color .2s}
.footer-grid div>a:not(.brand):hover{color:var(--yellow)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:24px;border-top:1px solid #ffffff14;font-size:12.5px;letter-spacing:.04em}
.footer-bottom a:hover{color:var(--yellow)}

/* floating */
.social-float{position:fixed;left:16px;bottom:22px;z-index:40;display:flex;flex-direction:column;align-items:flex-start;gap:12px;font-family:var(--display)}
.sf-rail{position:relative;display:flex;flex-direction:column;align-items:center;gap:8px;padding:30px 7px 9px;background:linear-gradient(180deg,var(--ink2),var(--ink));border:1px solid #ffffff14;border-radius:12px;box-shadow:0 18px 36px -14px #000a,inset 0 1px 0 #ffffff12}
.sf-rail::before{content:"";position:absolute;inset:0 0 auto;height:6px;border-radius:12px 12px 0 0;background:repeating-linear-gradient(-45deg,var(--yellow) 0 6px,var(--ink) 6px 12px)}
.sf-cap{position:absolute;top:10px;left:0;right:0;text-align:center;font-weight:700;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--yellow)}
.sf{--c:#1877f2;--bg:var(--ink3);position:relative;display:block;animation:sfIn .5s cubic-bezier(.2,.9,.3,1.3) both;animation-delay:calc(var(--i)*90ms + .3s)}
.sf>i{position:relative;display:grid;place-items:center;width:46px;height:50px;clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);background:#ffffff1f;transition:transform .25s,background .25s}
.sf>i::before{content:"";position:absolute;inset:2px;clip-path:inherit;background:var(--bg);transition:background .25s}
.sf svg{position:relative;width:22px;height:22px;fill:#e9ecef;stroke:none;transition:fill .25s,transform .25s}
.sf .sf-cut{fill:var(--bg);transition:fill .25s}
.sf em{position:absolute;left:calc(100% + 16px);top:50%;transform:translate(-8px,-50%);opacity:0;pointer-events:none;white-space:nowrap;padding:6px 12px 6px 14px;background:var(--yellow);color:var(--ink);font-style:normal;font-weight:700;font-size:14px;letter-spacing:.1em;text-transform:uppercase;clip-path:polygon(8px 0,100% 0,100% 100%,8px 100%,0 50%);transition:opacity .2s,transform .25s}
.sf:hover,.sf:focus-visible{--bg:var(--c);outline:none}
.sf:hover>i,.sf:focus-visible>i{transform:rotate(30deg) scale(1.06);background:var(--yellow)}
.sf:hover svg,.sf:focus-visible svg{fill:#fff;transform:rotate(-30deg)}
.sf:hover em,.sf:focus-visible em{opacity:1;transform:translate(0,-50%)}
.sf-tiktok{--c:#111}
.sf-tiktok:hover svg{filter:drop-shadow(-1.5px -1px 0 #25f4ee) drop-shadow(1.5px 1px 0 #fe2c55)}
.sf-facebook{--c:#1877f2}
.sf-zalo{--c:#0068ff}
.sf-youtube{--c:#ff0000}
.sf-call{position:relative;display:flex;align-items:center;gap:10px;padding:6px 18px 6px 6px;background:var(--yellow);color:var(--ink);border-radius:999px 10px 10px 999px;box-shadow:0 6px 0 -2px var(--yellow2),0 18px 30px -12px #000a;transition:transform .2s;animation:sfIn .5s cubic-bezier(.2,.9,.3,1.3) .75s both}
.sf-call:hover{transform:translateY(-2px)}
.sf-call>i{position:relative;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--ink);color:var(--yellow)}
.sf-call>i::before,.sf-call>i::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--ink);animation:sfRing 2s infinite}
.sf-call>i::after{animation-delay:1s}
.sf-call svg{width:20px;height:20px;fill:currentColor;stroke:none;animation:sfShake 2s infinite}
.sf-call span{display:flex;flex-direction:column;line-height:1}
.sf-call small{font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;opacity:.75}
.sf-call b{font-size:21px;font-weight:800;letter-spacing:.03em;margin-top:3px}
@keyframes sfIn{from{opacity:0;transform:translateX(-24px) scale(.8)}}
@keyframes sfRing{from{transform:scale(1);opacity:.7}to{transform:scale(1.8);opacity:0}}
@keyframes sfShake{0%,50%,100%{transform:rotate(0)}5%,15%,25%{transform:rotate(-14deg)}10%,20%,30%{transform:rotate(14deg)}}
.toast{position:fixed;left:50%;bottom:28px;z-index:200;transform:translate(-50%,30px);opacity:0;pointer-events:none;background:var(--ink);color:var(--white);padding:14px 22px;border-left:4px solid var(--yellow);border-radius:var(--r);box-shadow:0 20px 40px -12px #0008;transition:all .3s;font-size:14.5px;max-width:92vw}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* overlays */
.overlay{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;background:#0a0c0ecc;backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
.overlay.open{opacity:1;visibility:visible}
.overlay>section{position:relative;background:var(--white);border-radius:var(--r);max-height:92vh;overflow:auto;transform:translateY(20px) scale(.98);transition:transform .3s}
.overlay.open>section{transform:none}
body.locked{overflow:hidden}
.close{position:absolute;top:12px;right:12px;z-index:2;width:42px;height:42px;border:0;border-radius:50%;background:var(--paper);font-size:26px;line-height:1;cursor:pointer;transition:background .2s,transform .2s}
.close:hover{background:var(--yellow);transform:rotate(90deg)}
.detail{width:min(1100px,100%)}
.detail-top{display:grid;grid-template-columns:1.1fr 1fr;gap:36px;padding:32px}
.detail-main{aspect-ratio:4/3;background:var(--paper);border-radius:var(--r);overflow:hidden}
.detail-main img{width:100%;height:100%;object-fit:contain}
.detail-thumbs{display:flex;gap:8px;margin-top:10px;overflow-x:auto}
.detail-thumbs button{flex:none;width:76px;height:58px;padding:0;border:2px solid transparent;border-radius:3px;overflow:hidden;cursor:pointer;background:var(--paper)}
.detail-thumbs button.active{border-color:var(--yellow)}
.detail-thumbs img{width:100%;height:100%;object-fit:cover}
.detail-info h2{font-size:clamp(34px,4vw,50px);font-weight:800;text-transform:uppercase;margin:12px 0 6px;padding-right:40px}
.detail-line{margin:0;color:var(--muted);font-size:14px}
.detail-price{margin:20px 0;padding:14px 18px;background:var(--paper);border-left:4px solid var(--red)}
.detail-price small{display:block;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.detail-price strong{font-family:var(--display);font-size:28px;color:var(--red)}
.detail-specs{list-style:none;margin:0 0 22px;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.detail-specs li{font-size:13px;padding:9px 12px;border:1px solid var(--line);border-radius:3px;line-height:1.35}
.detail-specs b{display:block;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}
.detail-actions{display:flex;flex-wrap:wrap;gap:10px}
.detail-perks{list-style:none;padding:0;margin:18px 0 0;display:flex;flex-wrap:wrap;gap:16px;font-size:13.5px;color:#4c535a}
.detail-perks li::before{content:"🎁";margin-right:6px}
.detail-tabs{display:flex;gap:4px;padding:0 32px;border-bottom:1px solid var(--line)}
.dtab{border:0;background:none;padding:14px 18px;cursor:pointer;font-family:var(--display);font-weight:700;font-size:17px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);border-bottom:3px solid transparent;margin-bottom:-1px}
.dtab.active{color:var(--ink);border-color:var(--yellow)}
.detail-panel{padding:26px 32px 36px}
.spec-table{width:100%;border-collapse:collapse;font-size:14px}
.spec-table td{padding:11px 14px;border-bottom:1px solid var(--line)}
.spec-table tr:nth-child(odd) td{background:#faf9f6}
.spec-table td:first-child{color:var(--muted);width:45%}
.spec-table td:last-child{font-weight:600}
.detail-panel p{margin:0;color:#4c535a;white-space:pre-line}
.lead{display:grid;grid-template-columns:.8fr 1.2fr;width:min(780px,100%);overflow:hidden}
.lead-side{background:var(--ink) url("/.netlify/images?url=/img/hero.png&w=600&fm=webp") 70% center/cover;position:relative;color:var(--white);padding:34px 28px;isolation:isolate;display:flex;flex-direction:column;justify-content:end}
.lead-side::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#12151866,#121518f2)}
.lead-side h3{font-size:34px;font-weight:800;text-transform:uppercase}
.lead-side ul{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:10px;font-size:14.5px}
.lead-side li{display:flex;gap:12px;align-items:center}
.lead-side li b{display:grid;place-items:center;flex:none;width:34px;height:34px;background:var(--yellow);color:var(--ink);font-family:var(--display);font-size:16px}
.lead-form{display:grid;gap:16px;padding:40px 32px 32px}
.lead-form h2{font-size:28px;font-weight:800;text-transform:uppercase;line-height:1.05;color:var(--ink);padding-right:30px}
.lead-form small{font-weight:400;color:var(--muted)}

/* responsive */
@media (max-width:1080px){
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .hero-card{display:none}
  .hero-inner{grid-template-columns:1fr}
  .links a{padding:10px 9px;font-size:16px}
  .about,.contact-grid{gap:44px}
}
@media (max-width:880px){
  .links{position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;padding:8px 4% 16px;background:var(--white);border-bottom:1px solid var(--line);box-shadow:0 20px 30px -20px #0004;transform:translateY(-8px);opacity:0;visibility:hidden;transition:all .25s}
  .links.open{transform:none;opacity:1;visibility:visible}
  .links a{padding:14px 4px;border-bottom:1px solid var(--line)}
  .links a::after{display:none}
  .menu-btn{display:flex}
  .section{padding:72px 0}
  .section-head{flex-direction:column;align-items:start;gap:12px}
  .categories{grid-template-columns:1fr 1fr;grid-template-rows:none;grid-auto-rows:210px}
  .cat-lg{grid-column:1/-1;grid-row:auto}
  .cat-lg h3{font-size:38px}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .about,.contact-grid{grid-template-columns:1fr}
  .about-media{margin:0 18px 0 18px}
  .about-badge{right:-10px}
  .steps{grid-template-columns:1fr 1fr;row-gap:20px}
  .cta-inner{flex-direction:column;align-items:start}
  .cta-actions{align-items:start}
  .detail-top{grid-template-columns:1fr;padding:22px}
  .detail-tabs,.detail-panel{padding-inline:22px}
  .lead{grid-template-columns:1fr}
  .lead-side{padding:26px 24px;min-height:180px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid>div:first-child{grid-column:1/-1}
}
@media (max-width:640px){
  .topbar-tag{display:none}
  .topbar-inner{justify-content:center}
  .topbar-links a:first-child{display:none}
  .nav{min-height:66px}
  .nav-call{display:none}
  .brand-name{font-size:21px}
  .logo{width:44px;height:44px}
  .hero-inner{min-height:0;padding:70px 0 50px}
  .hero-shade{background:linear-gradient(180deg,#0d0f12a6 0%,#0d0f12e6 70%,#0d0f12 100%)}
  .stats{grid-template-columns:1fr 1fr}
  .stats div{padding:18px 14px;border-bottom:1px solid #ffffff14}
  .stats strong{font-size:38px}
  .stats span{font-size:11px}
  .categories{grid-template-columns:1fr;grid-auto-rows:190px}
  .product-grid{gap:12px}
  .product-body{padding:12px}
  .product h3{font-size:19px}
  .chips{display:none}
  .product-foot{flex-direction:column;align-items:stretch}
  .quote-btn{width:100%}
  .search{max-width:none}
  .values{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .form{grid-template-columns:1fr;padding:24px 20px}
  .detail-specs{grid-template-columns:1fr}
  .social-float{left:10px;bottom:14px;gap:10px}
  .sf-rail{padding:24px 5px 7px;gap:6px}
  .sf-cap{top:8px;font-size:9px}
  .sf>i{width:40px;height:44px}
  .sf svg{width:19px;height:19px}
  .sf-call{padding:5px 14px 5px 5px;gap:8px}
  .sf-call>i{width:38px;height:38px}
  .sf-call small{font-size:9.5px}
  .sf-call b{font-size:18px}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}}