/* ===========================================================
   VINARES — Global Stylesheet
   Brand: orange gradient (#F47A1F -> #FBB040)
   =========================================================== */

:root{
  --orange:#F47A1F;
  --orange-dark:#E8650C;
  --gold:#FBB040;
  --grad:linear-gradient(135deg,#F47A1F 0%,#FBB040 100%);
  --ink:#1F2937;
  --ink-soft:#475467;
  --line:#ECE7E1;
  --bg:#ffffff;
  --bg-warm:#FFF8F1;
  --bg-warm2:#FFF3E6;
  --white:#fff;
  --radius:16px;
  --shadow:0 10px 30px rgba(31,41,55,.08);
  --shadow-lg:0 20px 50px rgba(232,101,12,.18);
  --maxw:1180px;
  --font:'Inter','Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:84px 0}
h1,h2,h3{line-height:1.2;color:var(--ink);font-weight:800;letter-spacing:-.02em}
h2.section-title{font-size:clamp(1.7rem,3.4vw,2.6rem);text-align:center}
.section-kicker{
  display:block;text-align:center;text-transform:uppercase;
  letter-spacing:.18em;font-size:.8rem;font-weight:700;color:var(--orange);
  margin-bottom:10px;
}
.section-sub{
  max-width:680px;margin:14px auto 0;text-align:center;
  color:var(--ink-soft);font-size:1.05rem;
}
.lead{font-size:1.12rem;color:var(--ink-soft)}
/* justify body paragraphs for a balanced, tidy look */
.split p,.region p,.split .lead{text-align:justify}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:.98rem;
  cursor:pointer;border:2px solid transparent;transition:.2s;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-lg)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.03)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange)}
.btn-white{background:#fff;color:var(--orange-dark)}
.btn-white:hover{transform:translateY(-2px)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.35rem}
.brand .logo{height:54px;width:auto;display:block}
.brand .brand-name{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;letter-spacing:.02em;
}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none}
.nav-links a{
  padding:9px 14px;border-radius:10px;font-weight:600;font-size:.96rem;
  color:var(--ink-soft);transition:.18s;
}
.nav-links a:hover{color:var(--orange);background:var(--bg-warm)}
.nav-links a.active{color:var(--orange-dark);background:var(--bg-warm2)}

.nav-right{display:flex;align-items:center;gap:14px}

/* Language switcher */
.lang{position:relative}
.lang-btn{
  display:flex;align-items:center;gap:7px;padding:8px 13px;border:1px solid var(--line);
  border-radius:10px;background:#fff;cursor:pointer;font-weight:600;font-size:.9rem;color:var(--ink)
}
.lang-btn:hover{border-color:var(--orange)}
.lang-menu{
  position:absolute;right:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow);min-width:170px;padding:6px;display:none;
}
.lang-menu.open{display:block}
.lang-menu button{
  width:100%;text-align:left;padding:9px 12px;border:0;background:none;border-radius:8px;
  cursor:pointer;font-size:.92rem;font-weight:600;color:var(--ink-soft);display:flex;gap:10px;align-items:center
}
.lang-menu button:hover{background:var(--bg-warm);color:var(--orange)}
.lang-menu button.active{color:var(--orange-dark);background:var(--bg-warm2)}

/* Hamburger */
.burger{
  display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  width:44px;height:44px;background:none;border:0;cursor:pointer;border-radius:12px;transition:.18s;flex-shrink:0;
}
.burger:hover{background:var(--bg-warm)}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;display:block;transition:transform .26s,opacity .26s,width .26s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0;width:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* Mobile nav backdrop */
.nav-backdrop{
  display:none;position:fixed;inset:0;background:rgba(31,41,55,.45);
  z-index:49;backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
  animation:fadeInBd .22s ease;
}
.nav-backdrop.open{display:block}
@keyframes fadeInBd{from{opacity:0}to{opacity:1}}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:96px 0 88px;
  background:
    radial-gradient(1100px 460px at 85% -10%,rgba(251,176,64,.20),transparent 60%),
    radial-gradient(900px 420px at 5% 10%,rgba(244,122,31,.12),transparent 55%),
    var(--bg-warm);
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.5rem)}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p{margin:20px 0 30px;font-size:1.15rem;color:var(--ink-soft);max-width:560px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:40px;flex-wrap:wrap}
.hero-stats .num{font-size:1.9rem;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-stats .lbl{font-size:.85rem;color:var(--ink-soft);font-weight:600}
.hero-art{
  aspect-ratio:1/1;border-radius:28px;background:var(--grad);box-shadow:var(--shadow-lg);
  display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;
}
.hero-art svg{width:62%;height:62%;opacity:.96}
.hero-art::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.18),transparent 45%);pointer-events:none;z-index:2}
/* hero image slideshow — fixed box height (explicit px) so it renders
   reliably on every browser/phone; all images absolute & fade in/out */
.hero-art.hero-slider{aspect-ratio:auto;height:400px;display:block;position:relative}
.hero-slider img{display:none;width:100%;height:100%;object-fit:cover;border-radius:28px}
.hero-slider img.active{display:block}
.hero-dots{position:absolute;left:0;right:0;bottom:12px;display:flex;gap:7px;justify-content:center;z-index:3}
.hero-dots span{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.55);transition:.2s}
.hero-dots span.on{background:#fff;width:18px;border-radius:4px}

/* ---------- Trust bar ---------- */
.trust{background:#fff;border-bottom:1px solid var(--line);padding:26px 0}
.trust-row{display:flex;align-items:center;justify-content:center;gap:48px;flex-wrap:wrap;color:var(--ink-soft);font-weight:600}
.trust-row span{display:flex;align-items:center;gap:9px}
.trust-row svg{width:22px;height:22px;color:var(--orange)}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;
  box-shadow:var(--shadow);transition:.22s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#F8D9B6}
.card .ic{
  width:54px;height:54px;border-radius:14px;background:var(--bg-warm2);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--orange-dark)
}
.card .ic svg{width:28px;height:28px}
.card h3{font-size:1.2rem;margin-bottom:8px}
.card p{color:var(--ink-soft);font-size:.98rem}

/* split feature */
.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.split.reverse .split-media{order:2}
.split-media{
  border-radius:var(--radius);min-height:340px;background:var(--bg-warm2);
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow);overflow:hidden;position:relative
}
.split-media .ph{color:var(--orange);opacity:.55;text-align:center;font-weight:700}
.split-media .ph svg{width:64px;height:64px;margin:0 auto 8px}
.split h2{font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:16px}
.feature-list{list-style:none;margin-top:18px;display:grid;gap:12px}
.feature-list li{display:flex;gap:12px;align-items:flex-start;color:var(--ink-soft)}
.feature-list svg{width:22px;height:22px;color:var(--orange);flex:0 0 auto;margin-top:3px}

/* product cards */
.product-card{overflow:hidden;padding:0}
.product-card .pc-top{height:150px;background:var(--grad);display:flex;align-items:center;justify-content:center}
.product-card .pc-top svg{width:64px;height:64px;color:#fff;opacity:.95}
.product-card .pc-body{padding:24px}
.product-card .tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--orange-dark);background:var(--bg-warm2);padding:4px 10px;border-radius:999px;margin-bottom:10px}

/* alt section bg */
.bg-warm{background:var(--bg-warm)}
.bg-dark{background:#241a12;color:#fff}
.bg-dark h2,.bg-dark h3{color:#fff}
.bg-dark .section-sub{color:#E8D8C8}

/* CTA band */
.cta-band{background:var(--grad);color:#fff;text-align:center;border-radius:24px;padding:54px 30px;box-shadow:var(--shadow-lg)}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3vw,2.3rem)}
.cta-band p{margin:12px auto 26px;max-width:560px;color:rgba(255,255,255,.92)}

/* presence */
.region{display:flex;gap:16px;align-items:flex-start}
.region .flagdot{width:44px;height:44px;border-radius:12px;background:var(--bg-warm2);color:var(--orange-dark);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.region h3{font-size:1.1rem}
.region p{color:var(--ink-soft);font-size:.95rem}
.metric{text-align:center}
.metric .num{font-size:2.6rem;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.metric .lbl{color:var(--ink-soft);font-weight:600}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info{display:grid;gap:22px}
.contact-info .row{display:flex;gap:16px;align-items:flex-start}
.contact-info .ic{width:48px;height:48px;border-radius:12px;background:var(--bg-warm2);color:var(--orange-dark);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.contact-info .ic svg{width:24px;height:24px}
.contact-info h4{font-size:1rem;margin-bottom:2px}
.contact-info p{color:var(--ink-soft);font-size:.96rem}
form.contact-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px}
.field input,.field textarea,.field select{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;font-size:.95rem;background:#fff
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(244,122,31,.15)}

/* page hero (sub-pages) */
.page-hero{
  padding:70px 0 56px;text-align:center;
  background:radial-gradient(900px 380px at 50% -20%,rgba(251,176,64,.22),transparent 60%),var(--bg-warm);
}
.page-hero h1{font-size:clamp(2rem,4.4vw,3rem)}
.page-hero p{max-width:640px;margin:16px auto 0;color:var(--ink-soft);font-size:1.1rem}
.breadcrumb{font-size:.82rem;color:var(--ink-soft);margin-bottom:14px;text-transform:uppercase;letter-spacing:.12em;font-weight:700}

/* ---------- Footer ---------- */
.site-footer{background:#1B130D;color:#D8C8B8;padding:60px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:16px}
.site-footer a,.site-footer p{color:#C7B6A6;font-size:.93rem;line-height:2}
.site-footer a:hover{color:var(--gold)}
.footer-brand .brand-name{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-weight:800;font-size:1.5rem}
.footer-list{list-style:none}
.footer-bottom{border-top:1px solid #3a2c20;margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.85rem;color:#9c8b7b}

/* ---------- Images / media ---------- */
.split-media{padding:0}
.split-media img{width:100%;height:100%;min-height:340px;object-fit:cover;display:block}
.product-card .pc-top{height:210px;padding:0;overflow:hidden;background:#fbf7f2;display:flex;align-items:center;justify-content:center}
.product-card .pc-top img{width:100%;height:100%;object-fit:contain;padding:10px;display:block;transition:.4s}
.product-card:hover .pc-top img{transform:scale(1.04)}
.media-card{padding:0;overflow:hidden}
.media-card img{width:100%;height:240px;object-fit:cover;display:block;transition:.4s}
.media-card:hover img{transform:scale(1.05)}

/* gallery — full images, even rows */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery.cols-2{grid-template-columns:repeat(2,1fr)}
.gallery.cols-4{grid-template-columns:repeat(4,1fr)}
.gallery a,.gallery div{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#fff;border:1px solid var(--line)}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#fbf7f2;display:block;transition:.4s}
.gallery a:hover img,.gallery div:hover img{transform:scale(1.04)}

/* feedback (chat screenshots) */
.fb-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.fb-gallery a{display:block;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:#fff;height:340px}
.fb-gallery img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:.4s}
.fb-gallery a:hover img{transform:scale(1.04)}
@media(max-width:900px){.fb-gallery{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.fb-gallery{grid-template-columns:1fr 1fr;gap:12px}.fb-gallery a{height:260px}}

/* application / testing cards — show the FULL image, never cropped */
.app-card{padding:0;overflow:hidden}
.app-ill{aspect-ratio:4/3;background:#fbf7f2;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.app-ill svg{width:62px;height:62px;color:#fff;opacity:.96;position:relative;z-index:1}
.app-ill img{width:100%;height:100%;object-fit:contain;padding:10px}
.app-card .app-body{padding:16px;text-align:center}
.app-card .app-body h3{font-size:1.05rem}

/* markets chips */
.markets{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:30px}
.markets span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-weight:600;font-size:.92rem;color:var(--ink-soft);box-shadow:var(--shadow)}
.markets span:hover{border-color:var(--orange);color:var(--orange-dark)}

/* customization band */
.custom-band{background:#241a12;color:#fff;border-radius:24px;padding:50px 40px;display:grid;grid-template-columns:1.4fr auto;gap:30px;align-items:center}
.custom-band h2{color:#fff;font-size:clamp(1.5rem,2.6vw,2.1rem)}
.custom-band p{color:#E8D8C8;margin-top:10px;max-width:620px}

/* messaging apps */
.msg-apps{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.msg-apps a{display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border-radius:10px;font-weight:600;font-size:.9rem;color:#fff;transition:.2s}
.msg-apps a:hover{transform:translateY(-2px);filter:brightness(1.05)}
.app-wa{background:#25D366}.app-wc{background:#09B83E}.app-vb{background:#7360F2}.app-tg{background:#27A7E7}
.msg-apps a svg{width:18px;height:18px}

/* QR card */
.qr-card{margin-top:26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;display:inline-flex;gap:18px;align-items:center}
.qr-card img{width:120px;height:120px;display:block}
.qr-card .qr-txt h4{font-size:1rem;margin-bottom:4px}
.qr-card .qr-txt p{color:var(--ink-soft);font-size:.9rem}

@media (max-width:900px){
  .gallery{grid-template-columns:repeat(2,1fr)}
  .custom-band{grid-template-columns:1fr;text-align:center}
  .custom-band p{margin-left:auto;margin-right:auto}
}
@media (max-width:760px){
  .gallery{grid-template-columns:1fr 1fr;gap:12px}
  .gallery img,.media-card img{height:180px}
  .qr-card{flex-direction:column;text-align:center}
}

/* utilities */
.text-center{text-align:center}
.mt-40{margin-top:40px}
.mt-24{margin-top:24px}
/* video */
.video-wrap{max-width:920px;margin:40px auto 0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);background:#000}
.video-wrap video{width:100%;display:block}
/* chat widget (V7B51: bot hoi tung cau, tu mo sau 60s; mobile chi hien bong bong loi chao) */
#vnrChatBtn{position:fixed;right:20px;bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:90;background:var(--grad);color:#fff;border:0;border-radius:999px;padding:13px 20px;font-weight:700;font-size:.95rem;cursor:pointer;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:8px}
#vnrChatBtn svg{width:20px;height:20px}
#vnrChatBtn:hover{filter:brightness(1.05);transform:translateY(-2px);transition:.2s}
#vnrChatPanel{position:fixed;right:20px;bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:91;width:340px;max-width:calc(100vw - 32px);background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 30px 70px rgba(31,41,55,.28);display:none;overflow:hidden}
#vnrChatPanel.open{display:block;animation:vcIn .22s ease-out}
@keyframes vcIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){#vnrChatPanel.open,#vnrChatTip.show{animation:none}}
.vc-head{background:var(--grad);color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center}
.vc-head h4{color:#fff;font-size:1.02rem}
.vc-head button{background:rgba(255,255,255,.25);border:0;color:#fff;width:32px;height:32px;border-radius:8px;cursor:pointer;font-size:1.2rem;line-height:1}
.vc-body{padding:12px 14px 10px;max-height:min(72vh,560px);overflow-y:auto;-webkit-overflow-scrolling:touch}
.vc-body input,.vc-body textarea,.vc-body select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font:inherit;font-size:16px;background:#fff;box-sizing:border-box}
.vc-body input:focus,.vc-body textarea:focus,.vc-body select:focus{outline:none;border-color:var(--orange)}
.vc-thread{display:flex;flex-direction:column;gap:8px;min-height:120px;max-height:300px;overflow-y:auto;padding:4px 2px 6px;-webkit-overflow-scrolling:touch}
.vc-msg{max-width:86%;padding:9px 12px;border-radius:14px;font-size:.9rem;line-height:1.45;overflow-wrap:anywhere}
.vc-msg.in{background:var(--bg-warm2);color:var(--ink);align-self:flex-start;border-bottom-left-radius:4px}
.vc-msg.out{background:var(--orange);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.vc-from{display:block;font-size:11px;font-weight:700;opacity:.7;margin-bottom:2px}
.vc-bad{display:block;color:#b91c1c;font-size:11px;cursor:pointer}
.vc-stat{font-size:11.5px;opacity:.65;padding:2px 12px}
.vc-chips{display:none;flex-wrap:wrap;gap:6px;margin:6px 0 8px}
.vc-chip{border:1px solid var(--orange);background:#fff;color:var(--orange-dark);border-radius:999px;padding:8px 13px;font:inherit;font-size:.85rem;font-weight:600;cursor:pointer;line-height:1.2;max-width:100%;min-height:38px}
.vc-chip:hover{background:var(--bg-warm2)}
.vc-chip.vc-skip{border-color:var(--line);color:var(--ink-soft)}
.vc-inputbar{display:flex;gap:8px;margin-top:6px}
.vc-inputbar input{flex:1;margin:0;min-width:0}
.vc-inputbar button{border:0;background:var(--grad);color:#fff;border-radius:9px;padding:0 16px;font-weight:700;cursor:pointer;min-height:42px}
.vc-priv{text-align:center;font-size:11.5px;margin-top:8px}
.vc-priv a{color:var(--ink-soft);text-decoration:underline}
#vnrChatTip{position:fixed;right:12px;bottom:calc(12px + 54px + 10px + env(safe-area-inset-bottom,0px));z-index:92;width:max-content;max-width:min(300px,calc(100vw - 24px));box-sizing:border-box;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:16px 16px 4px 16px;box-shadow:0 14px 40px rgba(31,41,55,.25);padding:12px 40px 12px 14px;font-size:.88rem;line-height:1.4;cursor:pointer;display:none}
#vnrChatTip.show{display:block;animation:vcIn .22s ease-out}
#vnrChatTip .tip-x{position:absolute;top:0;right:0;width:40px;height:40px;border:0;background:transparent;color:var(--ink-soft);font-size:1.3rem;line-height:1;cursor:pointer}
@media(max-width:760px){
  #vnrChatPanel{width:calc(100vw - 24px);right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px))}
  #vnrChatBtn{right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px))}
  .vc-body{max-height:calc(100dvh - 140px - env(safe-area-inset-bottom,0px))}
  .vc-thread{max-height:calc(100dvh - 330px)}
}
@media(min-width:761px){#vnrChatTip{display:none!important}}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-art{max-width:360px;margin:0 auto}
  .split,.contact-grid{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-media{order:0}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .container{padding:0 16px}
  .nav{height:62px}
  .brand .logo{height:42px}
  .nav-right{gap:6px}
  .nav-right .btn{display:none}
  .lang-btn{padding:7px 10px;font-size:.85rem}
  /* ---- Mobile drawer (slides in from right) ---- */
  .nav-links{
    position:fixed;top:62px;left:0;right:0;
    background:#fff;display:none;
    padding:8px 16px 20px;
    box-shadow:0 20px 44px rgba(31,41,55,.18);
    border-top:1px solid var(--line);
    max-height:calc(100vh - 62px);overflow-y:auto;
    z-index:60;
  }
  .nav-links.open{display:block}
  .nav-links li{border-bottom:1px solid var(--line)}
  .nav-links li:last-child{border-bottom:0;margin-top:18px}
  .nav-links a{
    display:block;padding:16px 12px;border-radius:10px;
    font-size:1.05rem;font-weight:600;color:var(--ink);
  }
  .nav-links a:hover{background:var(--bg-warm);color:var(--orange)}
  .nav-links a.active{background:var(--bg-warm2);color:var(--orange-dark)}
  /* CTA button inside drawer */
  .nav-cta-item a{
    display:flex!important;justify-content:center;align-items:center;
    background:var(--grad)!important;color:#fff!important;border-radius:999px!important;
    padding:15px 20px!important;font-size:1.02rem!important;font-weight:700!important;
    box-shadow:var(--shadow-lg);text-align:center;
  }
  .nav-cta-item a:hover{filter:brightness(1.04);transform:translateY(-1px)}
  .burger{display:flex}
  section{padding:52px 0}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero{padding:42px 0 50px}
  .hero h1{font-size:clamp(1.9rem,7.6vw,2.4rem)}
  .hero p{font-size:1.04rem;margin:16px 0 24px}
  .hero-stats{gap:22px;margin-top:30px}
  .hero-art{max-width:340px}
  .hero-art.hero-slider{height:300px}
  .page-hero{padding:46px 0 40px}
  .cta-band{padding:40px 22px}
  .custom-band{padding:40px 24px}
  .contact-info .ic{width:42px;height:42px}
  .qr-card img{width:140px;height:140px}
}

/* V7B53: the lien he + form moi de lai thong tin trong chat */
.vc-card{display:flex;flex-direction:column;gap:6px;max-width:92%;box-sizing:border-box}
.vc-cc-t{font-weight:700;font-size:.86rem}
.vc-cc-a{display:block;padding:8px 10px;border-radius:10px;border:1px solid var(--orange);background:#fff;color:var(--orange-dark);font-weight:600;font-size:.88rem;text-decoration:none;overflow-wrap:anywhere;word-break:break-word}
.vc-cc-wa{border-color:#16a34a;color:#166534}
.vc-cc-qr{display:flex;flex-direction:column;align-items:flex-start;gap:6px}
.vc-cc-tg{border:1px solid var(--line,#e5e7eb);background:#fff;border-radius:999px;padding:4px 12px;font:inherit;font-size:.8rem;cursor:pointer;color:var(--ink)}
.vc-cc-qrbox{background:#fff;border-radius:10px;padding:8px;text-align:center;max-width:100%;box-sizing:border-box}
.vc-cc-qrbox img{display:block;width:150px;height:150px;max-width:100%;margin:0 auto}
.vc-cc-qrbox small{display:block;margin-top:4px;font-size:.75rem;color:#555}
.vc-formcard{max-width:96%;width:96%;box-sizing:border-box}
.vc-fc-t{font-weight:600;font-size:.86rem;margin-bottom:6px}
.vc-formcard form{display:flex;flex-direction:column;gap:6px}
.vc-formcard input{width:100%;box-sizing:border-box;border:1px solid var(--line,#d1d5db);border-radius:8px;padding:9px 10px;font:inherit;font-size:16px;min-width:0;background:#fff;color:var(--ink)}
.vc-formcard button{border:0;border-radius:999px;background:var(--orange);color:#fff;font:inherit;font-weight:700;padding:10px 14px;cursor:pointer;min-height:42px}
.vc-fc-err{color:#b91c1c;font-size:.8rem;min-height:0}
.vc-fc-err:empty{display:none}
.vc-cc-apps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
.vc-app{display:flex;align-items:center;justify-content:center;min-height:38px;border-radius:10px;border:1px solid var(--line,#d1d5db);background:#fff;color:var(--ink);font-weight:600;font-size:.82rem;text-decoration:none;box-sizing:border-box}
.vc-app.app-wa{border-color:#16a34a;color:#166534}.vc-app.app-vb{border-color:#7c3aed;color:#5b21b6}.vc-app.app-tg{border-color:#0284c7;color:#075985}.vc-app.app-wc{border-color:#15803d;color:#166534}
.vc-cc-hrs{font-size:.75rem;color:#555}
.vc-formcard select,.vc-formcard textarea{width:100%;box-sizing:border-box;border:1px solid var(--line,#d1d5db);border-radius:8px;padding:9px 10px;font:inherit;font-size:16px;min-width:0;background:#fff;color:var(--ink)}
.vc-formcard textarea{resize:vertical;min-height:64px}
.vc-fc-cb{display:flex;align-items:flex-start;gap:8px;font-size:.78rem;line-height:1.35}
.vc-fc-cb input{width:auto!important;flex:0 0 auto;margin-top:2px}
.vc-fc-ct{flex:1 1 auto;min-width:0;overflow-wrap:anywhere}.vc-fc-ct b{font-weight:400}