/* MEMORI – giao diện web tĩnh. Màu thương hiệu #8B5E3B (giữ theo web cũ) */
:root{
  --brand:#8B5E3B; --brand-dark:#4A3222; --brand-deep:#2B1E15; --band:#A47A56;
  --cream:#F7F2EC; --tile:#F2EBE2; --line:#E7DED3;
  --ink:#2B1E15; --body:#4B3F36; --muted:#7D6D60; --white:#fff;
  --f-display:"Archivo","Helvetica Neue",Arial,sans-serif;
  --f-body:"Be Vietnam Pro","Helvetica Neue",Arial,sans-serif;
  --wrap:1240px; --gut:clamp(16px,4vw,40px); --head:72px;
  --r:4px; --shadow:0 18px 50px rgba(43,30,21,.14);
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:clip}
body{overflow-x:clip}
body{margin:0;background:var(--white);color:var(--body);font-family:var(--f-body);font-size:15.5px;line-height:1.7;-webkit-font-smoothing:antialiased}
img,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
h1,h2,h3,h4{font-family:var(--f-display);color:var(--ink);line-height:1.15;margin:0}
svg{width:18px;height:18px;flex:none;fill:currentColor}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gut)}
.narrow{max-width:820px}
.center{text-align:center}
.center-block{margin-inline:auto}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--brand);margin:0 0 12px}
.eyebrow.light{color:#F1E3D3}
.eyebrow.center{text-align:center}
.h2{font-size:clamp(26px,3.4vw,40px);font-weight:600;font-variation-settings:"wdth" 88;letter-spacing:-.01em;text-wrap:balance}
.h3{font-size:22px;font-weight:600;margin-bottom:16px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;background:var(--brand);color:#fff;font-weight:500;font-size:14.5px;border:1px solid var(--brand);border-radius:var(--r);transition:background .2s,color .2s,border-color .2s;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn svg{fill:none;stroke:currentColor}
.btn.light{background:#fff;color:var(--brand-dark);border-color:#fff}
.btn.light:hover{background:var(--cream)}
.btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn.ghost:hover{background:rgba(255,255,255,.12)}
.btn.outline{background:transparent;color:var(--brand);}
.btn.outline:hover{background:var(--brand);color:#fff}
.link-more{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:500;white-space:nowrap}
.link-more svg{fill:none;stroke:currentColor}

/* header */
.site-head{position:sticky;top:0;z-index:50;background:var(--brand);box-shadow:0 2px 14px rgba(43,30,21,.18)}
.head-row{display:flex;align-items:center;gap:24px;height:var(--head)}
.brand .logo{height:44px;width:auto}
.nav{margin-left:auto}
.nav>ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.nav a{display:block;padding:10px 14px;font-size:14.5px;font-weight:500;color:#fff;border-radius:var(--r)}
.nav>ul>li>a:hover{color:#F1E3D3}
.nav>ul>li>a[aria-current="page"]{box-shadow:inset 0 -2px 0 #fff;border-radius:0}
.sub a{color:var(--ink)}
.sub a:hover{color:var(--brand)}
.has-sub{position:relative}
.sub{position:absolute;top:100%;left:0;min-width:260px;list-style:none;margin:0;padding:8px;background:#fff;box-shadow:var(--shadow);border:1px solid var(--line);opacity:0;visibility:hidden;transform:translateY(6px);transition:.18s}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.sub a{font-weight:400;padding:9px 12px}
.sub a:hover{background:var(--cream)}
.head-call{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;background:#fff;color:var(--brand-dark);border-radius:40px;font-weight:600;font-size:14px;white-space:nowrap}
.head-call svg{width:16px;height:16px}
.burger{display:none;width:44px;height:44px;border:0;background:none;padding:10px;cursor:pointer}
.burger span{display:block;height:2px;background:#fff;margin:5px 0;transition:.2s}
.menu-open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-open .burger span:nth-child(2){opacity:0}
.menu-open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* hero */
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hero{background:var(--brand-deep);line-height:0}
.hero-video{width:100%;height:auto;max-height:calc(100vh - var(--head));object-fit:cover}
.hero-bar{background:var(--brand-dark);color:#F4EADD}
.hero-bar-row{display:flex;align-items:center;justify-content:space-between;gap:16px 32px;flex-wrap:wrap;padding-block:22px}
.hero-bar p{margin:0;font-family:var(--f-display);font-size:clamp(17px,2vw,22px);font-variation-settings:"wdth" 88;color:#fff}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px}

/* sections */
.sec{padding-block:clamp(56px,8vw,104px)}
.sec.pt0{padding-top:0}
.sec.tint{background:var(--cream)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px 48px;margin-bottom:40px;flex-wrap:wrap}
.sec-head>div{flex:0 1 auto}
.sec-lead{flex:1 1 380px;max-width:560px;margin:0;color:var(--muted)}
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
.split-img{background:var(--tile);aspect-ratio:4/3.2;overflow:hidden}
.split-img img{width:100%;height:100%;object-fit:cover}
.split .h2{margin-bottom:18px}
.split p{margin:0 0 16px}
.split .btn{margin-top:10px}

/* service cards */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.scard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);transition:box-shadow .25s,transform .25s}
.scard:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.sc-img{aspect-ratio:4/3;overflow:hidden;background:var(--tile)}
.sc-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.scard:hover .sc-img img{transform:scale(1.05)}
.sc-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.num{font-family:var(--f-display);font-size:13px;color:var(--brand);font-weight:600;letter-spacing:.1em}
.sc-body h3{font-size:20px;font-weight:600;margin:6px 0 10px}
.sc-body p{margin:0 0 18px;font-size:14px;color:var(--muted)}
.more{margin-top:auto;display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:500;font-size:14px}
.more svg{fill:none;stroke:currentColor}

/* project cards */
.proj-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px 20px}
.pcard{display:block}
.pc-img{aspect-ratio:1/1.08;background:var(--tile);overflow:hidden}
.pc-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.pcard:hover .pc-img img{transform:scale(1.05)}
.pc-body{padding-top:14px}
.tag{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.pc-body h3{font-size:17px;font-weight:600;margin-top:4px;transition:color .2s}
.pcard:hover h3{color:var(--brand)}
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:36px}
.tabs a{padding:9px 16px;border:1px solid var(--line);border-radius:40px;font-size:14px;font-weight:500;color:var(--body)}
.tabs a span{color:var(--muted);font-size:12px;margin-left:4px}
.tabs a:hover{border-color:var(--brand);color:var(--brand)}
.tabs a[aria-current="page"]{background:var(--brand);border-color:var(--brand);color:#fff}
.tabs a[aria-current="page"] span{color:#F1E3D3}
.empty-note{padding:28px;background:var(--cream);border-left:3px solid var(--brand);margin-top:8px}
.empty-note a{color:var(--brand);font-weight:500;text-decoration:underline}
.prose-wrap{margin-bottom:40px}

/* news */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px 24px}
.news-feature{margin-bottom:40px}
.acard{display:flex;flex-direction:column;background:#fff}
.sec:not(.tint) .acard{border:1px solid var(--line)}
.ac-img{aspect-ratio:16/10;overflow:hidden;background:var(--tile)}
.ac-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.acard:hover .ac-img img{transform:scale(1.04)}
.ac-body{padding:20px 22px 24px}
.ac-body time{font-size:12.5px;color:var(--brand);font-weight:500}
.ac-body h3{font-size:18px;font-weight:600;margin:6px 0 8px;line-height:1.3}
.ac-body p{margin:0;font-size:14px;color:var(--muted)}
.acard:hover h3{color:var(--brand)}
.acard.big{display:grid;grid-template-columns:1.3fr 1fr}
.acard.big .ac-img{aspect-ratio:auto;min-height:320px}
.acard.big .ac-body{padding:clamp(24px,4vw,48px);align-self:center}
.acard.big h3{font-size:clamp(22px,2.6vw,30px)}

/* partners */
.partners{display:flex;justify-content:center;flex-wrap:wrap;gap:24px;margin-top:20px}
.partner{width:200px;aspect-ratio:16/9;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:18px;transition:box-shadow .2s}
.partner:hover{box-shadow:var(--shadow)}
.partner img{max-height:100%;object-fit:contain}

/* page head */
.pagehead{background:var(--band);color:#fff;padding-block:28px clamp(40px,6vw,64px);position:relative;overflow:hidden}
.pagehead.has-bg{background:var(--brand-deep)}
.pagehead.has-bg::before{content:"";position:absolute;inset:0;background:var(--bg) center/cover;opacity:.38}
.pagehead .wrap{position:relative}
.pagehead .eyebrow{color:#F1E3D3;margin-top:28px}
.pagehead h1{color:#fff;font-size:clamp(30px,5vw,58px);font-weight:300;font-variation-settings:"wdth" 78;text-transform:uppercase;text-wrap:balance;max-width:1000px}
.pagehead .lead{max-width:720px;color:#F4EADD;margin:16px 0 0}
.pagehead.slim{background:var(--cream);color:var(--ink)}
.pagehead.slim h1{color:var(--ink);font-size:clamp(26px,4vw,44px);font-weight:500;text-transform:none;font-variation-settings:"wdth" 90}
.pagehead.slim .eyebrow{color:var(--brand)}
.pagehead.slim .crumbs ol{color:var(--muted)}
.pagehead.slim+.sec.pt0{padding-top:40px}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;font-size:13px;color:#F1E3D3}
.crumbs li+li::before{content:"/";margin-right:6px;opacity:.6}
.crumbs a:hover{text-decoration:underline}
.crumbs li[aria-current]{opacity:.8;max-width:50ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.meta{display:flex;flex-wrap:wrap;gap:12px 36px;margin:22px 0 0}
.meta div{display:flex;flex-direction:column}
.meta dt{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.meta dd{margin:0;font-weight:600;color:var(--ink)}
.cover{margin:0 0 48px;background:var(--tile)}
.cover video{width:100%;max-height:80vh;background:#000}
.cover img{width:100%;max-height:78vh;object-fit:contain;margin:0 auto}

/* prose */
.prose{color:var(--body);font-size:16px;line-height:1.8;min-width:0}
.prose .intro{font-size:18px;color:var(--ink);line-height:1.7;margin-top:0}
.prose h2{font-size:clamp(22px,2.4vw,28px);font-weight:600;margin:1.8em 0 .6em}
.prose h3{font-size:20px;font-weight:600;margin:1.6em 0 .5em}
.prose h4{font-size:17px;font-weight:600;margin:1.4em 0 .4em}
.prose p{margin:0 0 1.05em}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1.2em}
.prose li{margin:.3em 0}
.prose img{margin:1.4em auto;height:auto;background:var(--tile)}
.prose a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.prose strong{color:var(--ink)}
.prose table{border-collapse:collapse;width:100%;margin:1.4em 0;font-size:14.5px;display:block;overflow-x:auto}
.prose td,.prose th{border:1px solid var(--line);padding:8px 12px;vertical-align:top}
.prose blockquote{margin:1.4em 0;padding:4px 20px;border-left:3px solid var(--brand);color:var(--ink)}
.prose>:first-child{margin-top:0}

/* with sidebar */
.with-side{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(32px,5vw,64px);align-items:start}
.side{position:sticky;top:calc(var(--head) + 24px);display:flex;flex-direction:column;gap:20px}
.side-box{border:1px solid var(--line);padding:22px}
.side-box h3{font-size:16px;font-weight:600;margin-bottom:12px}
.side-box ul{list-style:none;margin:0;padding:0}
.side-box li{border-top:1px solid var(--line)}
.side-box li:first-child{border-top:0}
.side-box li a{display:block;padding:10px 0;font-size:14.5px;line-height:1.45}
.side-box li a:hover{color:var(--brand)}
.side-news time{display:block;font-size:12px;color:var(--muted);margin:-6px 0 10px}
.side-box.dark{background:var(--brand-dark);border-color:var(--brand-dark);color:#F4EADD}
.side-box.dark h3{color:#fff}
.side-box.dark p{font-size:14px;margin:0 0 16px}
.side-phone{display:block;margin-top:14px;color:#fff;font-family:var(--f-display);font-size:22px;font-weight:600}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:start}
.contact-list{list-style:none;margin:0;padding:0}
.contact-list li{display:flex;gap:12px;align-items:flex-start;margin:0 0 12px}
.contact-list svg{margin-top:5px;color:var(--brand)}
.contact-list a:hover{color:var(--brand)}
.contact-list.big{font-size:16px}
.contact-quick{display:flex;gap:10px;margin:22px 0 28px}
.map{aspect-ratio:16/11;background:var(--tile);border:1px solid var(--line)}
.map iframe{width:100%;height:100%;border:0}
.form{background:var(--cream);padding:clamp(22px,4vw,40px)}
.form label{display:block;font-size:13.5px;font-weight:500;color:var(--ink);margin-bottom:16px}
.form input,.form select,.form textarea{display:block;width:100%;margin-top:6px;padding:12px 14px;border:1px solid var(--line);background:#fff;font:inherit;font-size:15px;color:var(--ink);border-radius:var(--r)}
.form textarea{resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-note{font-size:12.5px;color:var(--muted);margin:12px 0 0}

/* cta + footer */
.cta{background:var(--brand);color:#fff;padding-block:clamp(44px,6vw,72px)}
.cta-row{display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap}
.cta h2{color:#fff;font-size:clamp(24px,3vw,36px);font-weight:400;font-variation-settings:"wdth" 85;line-height:1.2}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap}
.site-foot{background:#231811;color:#CDBFB2;font-size:14.5px;padding-top:64px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1.1fr 1.3fr;gap:36px}
.site-foot h3{color:#fff;font-size:14px;letter-spacing:.12em;text-transform:uppercase;font-weight:600;margin-bottom:18px}
.site-foot ul{list-style:none;margin:0;padding:0}
.site-foot li{margin-bottom:10px}
.site-foot a:hover{color:#fff}
.logo-foot{height:44px;width:auto;margin-bottom:18px}
.foot-about p{margin:0;max-width:380px}
.foot-copy{border-top:1px solid #3A2C22;margin-top:48px;padding-block:20px;font-size:13px;color:#9C8B7D}
.float-contact{position:fixed;right:16px;bottom:16px;z-index:60;display:flex;flex-direction:column;gap:10px}
.float-contact a{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,.25);overflow:hidden}
.float-contact svg{width:100%;height:100%}
.float-contact .call{background:var(--brand);color:#fff;padding:14px}
.ph-empty{width:100%;height:100%;background:var(--tile)}

/* responsive */
@media (max-width:1080px){
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .proj-grid{grid-template-columns:repeat(3,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .head-call span{display:none}
  .head-call{padding:10px}
}
@media (max-width:900px){
  .burger{display:block}
  .nav{position:fixed;inset:var(--head) 0 0 0;background:#fff;overflow:auto;padding:12px var(--gut) 40px;transform:translateX(100%);transition:transform .25s,visibility .25s;margin:0;visibility:hidden}
  .menu-open .nav{transform:none;visibility:visible}
  .nav a,.nav>ul>li>a:hover{color:var(--ink)}
  .nav>ul>li>a[aria-current="page"]{color:var(--brand)}
  .nav>ul{flex-direction:column;gap:0}
  .nav>ul>li{border-bottom:1px solid var(--line)}
  .nav a{padding:14px 4px;font-size:16px}
  .nav>ul>li>a[aria-current="page"]{box-shadow:none}
  .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 10px 12px;min-width:0}
  .head-call{margin-left:auto}
  .split,.with-side,.contact-grid{grid-template-columns:1fr}
  .side{position:static}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .acard.big{grid-template-columns:1fr}
  .acard.big .ac-img{min-height:0;aspect-ratio:16/10}
}
@media (max-width:600px){
  body{font-size:15px}
  .svc-grid,.news-grid{grid-template-columns:1fr}
  .proj-grid{grid-template-columns:repeat(2,1fr);gap:20px 12px}
  .pc-body h3{font-size:15px}
  .foot-grid{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .partner{width:calc(50% - 12px)}
  .brand .logo{height:34px}
  .hero{min-height:78vh}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}