:root{
  --navy:#3C3B6E;--navy-900:#24234A;--navy-100:#E3E3EF;--navy-50:#F1F1F7;
  --red:#B22234;--red-700:#8F1B2A;--cream:#FAF7F2;--line:#E6E2DA;
  --ink:#1E1F33;--text:#3D3F52;--muted:#686A7B;--white:#fff;--ok:#1F7A4D;
  --r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:24px;--r-pill:999px;
  --sh-1:0 1px 2px rgb(36 35 74 / .06);--sh-2:0 6px 20px rgb(36 35 74 / .10);--sh-3:0 12px 32px rgb(36 35 74 / .16);
  --gut:16px;--sec:48px;
}
@media (min-width:600px){:root{--gut:24px;--sec:64px}}
@media (min-width:900px){:root{--gut:32px;--sec:80px}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Be Vietnam Pro",system-ui,sans-serif;font-size:1rem;line-height:1.6;color:var(--text);background:var(--white);padding-bottom:84px}
@media (min-width:900px){body{padding-bottom:0}}
img{max-width:100%;display:block}
a{color:var(--navy)}
button{font:inherit;cursor:pointer}
h1,h2,h3{color:var(--ink);margin:0 0 .5em}
h1{font-size:1.625rem;line-height:1.25}
h2{font-size:1.375rem;line-height:1.3}
h3{font-size:1.125rem;line-height:1.35;font-weight:600}
@media (min-width:900px){h1{font-size:2.125rem;line-height:1.2}h2{font-size:1.875rem;line-height:1.25}h3{font-size:1.25rem}}
p{margin:0 0 1em}
.container{max-width:1200px;margin:0 auto;padding:0 var(--gut)}
.label{font-size:.8125rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.muted{color:var(--muted)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:#fff;padding:10px 16px;border-radius:var(--r-md);z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--navy);outline-offset:2px}
.on-dark :focus-visible,.on-dark:focus-visible{outline-color:#fff}
.section{padding:var(--sec) 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-head h2{margin:0}
.section-head a{font-weight:600;white-space:nowrap;text-decoration:none;padding:10px 0}
.bg-cream{background:var(--cream)}
.bg-navy50{background:var(--navy-50)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:var(--r-md);font-weight:600;font-size:1rem;text-decoration:none;border:2px solid transparent;transition:background .15s ease-out,transform .15s}
.btn svg{width:20px;height:20px;flex:none}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-900)}
.btn-outline{border-color:var(--navy);color:var(--navy);background:#fff}
.btn-outline:hover{background:var(--navy-50)}
.btn-white{background:#fff;color:var(--navy)}
.btn-ghost-white{border-color:#fff;color:#fff}
.btn-ghost-white:hover{background:rgb(255 255 255 / .1)}
.btn:active{transform:scale(.98)}

/* Header */
.topbar{background:var(--navy-900);color:rgb(255 255 255 / .85);font-size:.8125rem}
.topbar .container{display:flex;align-items:center;justify-content:center;gap:16px;min-height:32px}
.topbar a{color:#fff;text-decoration:none}
.topbar .tb-right{display:none}
.topbar svg{width:14px;height:14px;vertical-align:-2px;margin-right:6px}
@media (min-width:900px){.topbar .container{justify-content:space-between;min-height:36px}.topbar .tb-right{display:flex;gap:14px;align-items:center}}
.hdr{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .15s}
.hdr.scrolled{box-shadow:var(--sh-1)}
.hdr-main{display:flex;align-items:center;gap:16px;height:60px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none}
.logo img{height:38px;width:auto}
.logo span{font-weight:700;color:var(--navy);font-size:1.125rem;display:none}
@media (min-width:600px){.logo span{display:block}}
.search{position:relative;flex:1;max-width:560px}
.search input{width:100%;height:44px;border:1px solid var(--line);background:var(--cream);border-radius:var(--r-pill);padding:0 52px 0 18px;font:inherit;font-size:1rem;color:var(--ink)}
.search input:focus{outline:none;background:#fff;border-color:var(--navy);box-shadow:0 0 0 3px var(--navy-100)}
.search button{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:50%;border:0;background:var(--navy);color:#fff;display:grid;place-items:center}
.search button svg{width:18px;height:18px}
.suggest{position:absolute;top:calc(100% + 6px);left:0;right:0;background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-2);border:1px solid var(--line);overflow:hidden;z-index:60}
.suggest a{display:flex;align-items:center;gap:12px;padding:8px 14px;text-decoration:none;color:var(--ink);min-height:56px}
.suggest a.active,.suggest a:hover{background:var(--navy-50)}
.suggest img{width:44px;height:44px;object-fit:contain;flex:none}
.suggest .s-name{flex:1;font-size:.9375rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.suggest .s-price{font-weight:700;color:var(--navy);font-size:.875rem;white-space:nowrap}
.suggest .s-all{justify-content:center;font-weight:600;color:var(--navy);border-top:1px solid var(--line)}
.hdr-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.hdr-call{display:none;text-decoration:none;line-height:1.25}
.hdr-call small{display:block;font-size:.8125rem;color:var(--muted)}
.hdr-call strong{color:var(--red);font-size:1rem}
.icon-btn{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--navy-50);color:var(--navy);border:0;text-decoration:none}
.icon-btn svg{width:20px;height:20px}
.hdr-search-desk{display:none}
.hdr-zalo{display:none}
.mob-search{padding:0 var(--gut) 10px}
@media (min-width:900px){
  .hdr-main{height:76px;gap:28px}
  .logo img{height:52px}
  .hdr.scrolled .hdr-main{height:64px}
  .hdr.scrolled .logo img{height:42px}
  .hdr-search-desk{display:block}
  .mob-search,.hdr-actions .icon-btn{display:none}
  .hdr-zalo,.hdr-call{display:inline-flex;flex-direction:column}
  .hdr-zalo{flex-direction:row}
  .search input{height:48px}
  .search button{width:40px;height:40px}
}
.catnav{border-top:1px solid var(--line);position:relative}
.catnav ul{list-style:none;margin:0;padding:6px var(--gut);display:flex;gap:8px;overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:none;max-width:1200px;margin:0 auto}
.catnav ul::-webkit-scrollbar{display:none}
.catnav li{scroll-snap-align:start;flex:none}
.catnav a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:var(--r-pill);background:var(--cream);border:1px solid var(--line);color:var(--ink);font-weight:600;font-size:.9375rem;text-decoration:none;white-space:nowrap}
.catnav a.sale{color:var(--red)}
.catnav a.active{background:var(--navy);border-color:var(--navy);color:#fff}
.catnav::after{content:"";position:absolute;right:0;top:0;bottom:0;width:24px;background:linear-gradient(90deg,rgb(255 255 255 / 0),#fff);pointer-events:none}
@media (min-width:900px){
  .catnav::after{display:none}
  .catnav ul{gap:28px;padding-top:0;padding-bottom:0;overflow:visible}
  .catnav a{background:none;border:0;border-radius:0;padding:0;min-height:52px;border-bottom:3px solid transparent}
  .catnav a.active{background:none;color:var(--navy);border-bottom-color:var(--navy)}
  .catnav a:hover{color:var(--navy)}
}

/* Hero */
.hero{padding:16px 0 0}
@media (min-width:900px){.hero{padding:32px 0 0}}
.hero-box{background:var(--cream);border-radius:var(--r-xl);padding:32px 20px;display:grid;gap:24px;overflow:hidden;position:relative}
@media (min-width:900px){.hero-box{grid-template-columns:1fr 1fr;padding:56px 48px;align-items:center}}
.hero .eyebrow{color:var(--navy);display:block;margin-bottom:12px}
.hero h1{font-size:1.875rem;line-height:1.2}
@media (min-width:900px){.hero h1{font-size:2.75rem;line-height:1.15}}
.hero .lead{font-size:1.0625rem;max-width:520px}
@media (min-width:900px){.hero .lead{font-size:1.125rem}}
.hero-cta{display:flex;flex-direction:column;gap:12px;margin:24px 0 20px}
@media (min-width:600px){.hero-cta{flex-direction:row}}
.ticks{display:flex;flex-wrap:wrap;gap:8px 18px;list-style:none;padding:0;margin:0;font-size:.875rem;color:var(--ink);font-weight:500}
.ticks li{display:flex;align-items:center;gap:6px}
.ticks svg{width:16px;height:16px;color:var(--ok)}
.collage{position:relative;height:260px}
@media (min-width:600px){.collage{height:340px}}
@media (min-width:900px){.collage{height:420px}}
.collage .disc{position:absolute;inset:50% auto auto 50%;width:min(92%,420px);aspect-ratio:1;transform:translate(-50%,-50%);border-radius:50%;background:var(--navy-50)}
.collage .item{position:absolute;background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:10px;display:block}
.collage .item img{width:100%;height:100%;object-fit:contain}
.collage .i0{width:44%;height:62%;left:28%;top:16%;z-index:3}
.collage .i1{width:28%;height:38%;left:4%;top:8%;z-index:2}
.collage .i2{width:28%;height:38%;right:4%;top:4%;z-index:2}
.collage .i3{width:26%;height:34%;left:8%;bottom:4%;z-index:4}
.collage .i4{width:26%;height:34%;right:8%;bottom:6%;z-index:4}
@media (max-width:599px){.collage .i3,.collage .i4{display:none}}
.flag{position:absolute;top:20px;right:20px;display:grid;gap:4px;width:56px}
.flag i{display:block;height:4px;border-radius:2px;background:var(--red)}
.flag i:nth-child(2){background:#fff}

/* Commitments */
.commit{border-bottom:1px solid var(--line)}
.commit-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px 16px;padding:28px 0}
@media (min-width:900px){.commit-grid{grid-template-columns:repeat(4,1fr);padding:36px 0}}
.commit-item{display:flex;gap:12px;align-items:flex-start}
.commit-item svg{width:28px;height:28px;color:var(--navy);flex:none}
.commit-item strong{display:block;color:var(--ink);font-size:.9375rem;line-height:1.35}
.commit-item span{font-size:.875rem;color:var(--muted);line-height:1.4;display:block}

/* Category tiles */
.cat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (min-width:600px){.cat-grid{grid-template-columns:repeat(3,1fr);gap:16px}}
@media (min-width:900px){.cat-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
@media (min-width:1100px){.cat-grid{grid-template-columns:repeat(6,1fr)}}
.cat-tile{background:var(--cream);border-radius:var(--r-lg);padding:16px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:12px;border:1px solid transparent;transition:background .15s,box-shadow .15s}
.cat-tile:hover{background:#fff;box-shadow:var(--sh-2);border-color:var(--line)}
.cat-tile .stack{aspect-ratio:1;position:relative}
.cat-tile .stack img{position:absolute;width:62%;height:62%;object-fit:contain;background:#fff;border-radius:var(--r-md);padding:6px;box-shadow:var(--sh-1)}
.cat-tile .stack img:nth-child(1){left:0;top:0}
.cat-tile .stack img:nth-child(2){right:0;top:18%;z-index:2}
.cat-tile .stack img:nth-child(3){left:18%;bottom:0;z-index:3}
.cat-tile .stack .empty{position:absolute;inset:0;display:grid;place-items:center;background:#fff;border-radius:var(--r-md);color:var(--navy)}
.cat-tile .stack .empty svg{width:48px;height:48px}
.cat-tile h3{font-size:1rem;margin:0}
.cat-tile .meta{display:flex;justify-content:space-between;align-items:center;font-size:.875rem;color:var(--muted)}
.cat-tile .meta svg{width:18px;height:18px;color:var(--navy);transition:transform .15s}
.cat-tile:hover .meta svg{transform:translateX(4px)}
.cat-desc{font-size:.875rem;color:var(--muted);margin:0;line-height:1.45}

/* Organ chips */
.organ-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (min-width:600px){.organ-grid{grid-template-columns:repeat(5,1fr)}}
@media (min-width:900px){.organ-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}}
.organ{display:flex;flex-direction:column;align-items:center;gap:8px;padding:12px 4px;min-height:104px;text-decoration:none;color:var(--ink);font-weight:500;font-size:.9375rem;text-align:center;border-radius:var(--r-lg);line-height:1.3}
.organ:hover{background:var(--cream)}
.organ .ring{width:64px;height:64px;border-radius:50%;background:var(--navy-50);display:grid;place-items:center;color:var(--navy)}
.organ .ring svg{width:32px;height:32px}

/* Product card */
.p-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (min-width:600px){.p-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}}
@media (min-width:900px){.p-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}}
.p-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:10px;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform .15s ease-out,box-shadow .15s,border-color .15s;min-width:0}
@media (min-width:600px){.p-card{padding:12px}}
.p-card .p-img{position:relative;display:block;aspect-ratio:1;border-radius:var(--r-md);overflow:hidden;background:#fff;margin-bottom:10px}
.p-card .p-img img{width:100%;height:100%;object-fit:contain;padding:8%;transition:transform .2s}
.badge{position:absolute;top:8px;left:8px;background:var(--red);color:#fff;font-size:.8125rem;font-weight:700;border-radius:var(--r-pill);padding:2px 9px;line-height:20px}
.badge-stock{position:absolute;top:8px;right:8px;background:var(--ok);color:#fff;font-size:.8125rem;font-weight:700;border-radius:var(--r-pill);padding:2px 9px;line-height:20px}
.badge-stock.order{background:#fff;color:var(--navy);border:1.5px solid var(--navy);line-height:17px}
.price.ask{color:var(--navy);font-size:1rem}
.catnav a.instock{color:var(--ok)}
.p-brand{color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-height:1.2em;margin-bottom:4px}
.p-name{font-size:.9375rem;font-weight:500;line-height:1.4;color:var(--ink);text-decoration:none;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em;margin-bottom:8px}
@media (min-width:900px){.p-name{font-size:1rem}}
.price-row{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 8px;margin-bottom:12px}
.price{font-size:1.125rem;font-weight:700;color:var(--navy);font-variant-numeric:tabular-nums;line-height:1.2}
.price.sale{color:var(--red)}
@media (min-width:900px){.price{font-size:1.25rem}}
.old{font-size:.875rem;color:var(--muted);text-decoration:line-through;font-variant-numeric:tabular-nums}
.btn-zalo{margin-top:auto;width:100%;min-height:44px;border:0;border-radius:var(--r-md);background:var(--navy);color:#fff;font-weight:600;font-size:.9375rem;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 8px;transition:background .15s}
.btn-zalo svg{width:18px;height:18px;flex:none}
.btn-zalo:active{transform:scale(.98)}
@media (hover:hover){
  .p-card:hover{border-color:var(--navy-100);box-shadow:var(--sh-2);transform:translateY(-2px)}
  .p-card:hover .p-img img{transform:scale(1.03)}
  .btn-zalo:hover{background:var(--navy-900)}
}
.rail{display:grid;grid-auto-flow:column;grid-auto-columns:44%;gap:12px;overflow-x:auto;contain:paint;scroll-snap-type:x mandatory;padding-bottom:8px;scrollbar-width:thin}
.rail>*{scroll-snap-align:start}
@media (min-width:600px){.rail{grid-auto-columns:30%}}
@media (min-width:900px){.rail{contain:none;grid-auto-flow:row;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-columns:auto;gap:20px;overflow:visible}}
.rail-more{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;border:2px dashed var(--navy-100);border-radius:var(--r-lg);background:#fff;font-weight:600;color:var(--navy);text-decoration:none;min-height:200px;text-align:center;padding:16px}
@media (min-width:900px){.rail-more{display:none}}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--red);margin-right:10px;vertical-align:middle}

/* Why */
.why-a{display:grid;gap:12px}
@media (min-width:900px){.why-a{grid-template-columns:repeat(3,1fr);gap:20px}}
.worry{background:var(--cream);border-radius:var(--r-lg);padding:20px}
.worry .num{font-weight:700;color:var(--muted);font-size:.875rem;letter-spacing:.04em}
.worry h3{font-size:1.0625rem;margin:6px 0 6px}
.worry p{margin:0;font-size:.9375rem}
.why-arrow{display:flex;justify-content:center;margin:20px 0;color:var(--navy)}
.why-arrow svg{width:32px;height:32px}
.why-b{display:grid;gap:12px}
@media (min-width:600px){.why-b{grid-template-columns:1fr 1fr;gap:16px}}
@media (min-width:1100px){.why-b{grid-template-columns:repeat(4,1fr);gap:20px}}
.sol{background:#fff;border:1px solid var(--line);border-left:4px solid var(--navy);border-radius:var(--r-md);padding:20px}
.sol svg{width:24px;height:24px;color:var(--ok);margin-bottom:8px}
.sol h3{font-size:1.0625rem;margin-bottom:6px}
.sol p{margin:0;font-size:.9375rem}
.sub-h{font-size:1.125rem;text-align:center;margin-bottom:16px;color:var(--navy)}

/* Steps */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:0;position:relative}
.step{display:flex;gap:16px;padding-bottom:28px;position:relative}
.step:not(:last-child)::before{content:"";position:absolute;left:23px;top:48px;bottom:0;width:2px;background:var(--navy-100)}
.step .n{width:48px;height:48px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;font-size:1.25rem;display:grid;place-items:center;flex:none;position:relative;z-index:1}
.step h3{margin:8px 0 4px;font-size:1.0625rem}
.step p{margin:0;font-size:.9375rem}
@media (min-width:900px){
  .steps{grid-template-columns:repeat(3,1fr);gap:32px}
  .step{flex-direction:column;padding:0}
  .step:not(:last-child)::before{left:56px;right:-32px;top:23px;bottom:auto;width:auto;height:2px}
}

/* FAQ */
.faq{max-width:760px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:56px;padding:12px 0;font-size:1.0625rem;font-weight:600;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.5rem;font-weight:400;color:var(--navy);transition:transform .25s;flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .ans{padding:0 0 16px}
.faq .ans p:last-child{margin:0}

/* CTA */
.cta{background:var(--navy-900);color:#fff;border-radius:var(--r-xl);padding:40px 24px;text-align:center;position:relative;overflow:hidden}
@media (min-width:900px){.cta{padding:56px 48px}}
.cta::before{content:"";position:absolute;top:0;left:0;right:0;height:12px;background:linear-gradient(var(--red) 0 4px,#fff 4px 8px,var(--red) 8px 12px)}
.cta h2{color:#fff;max-width:640px;margin:0 auto 10px}
.cta p{opacity:.9;margin:0 auto 24px;max-width:520px}
.cta .row{display:flex;flex-direction:column;gap:12px;justify-content:center}
@media (min-width:600px){.cta .row{flex-direction:row}}

/* Category page */
.crumb{font-size:.875rem;color:var(--muted);padding:16px 0 12px}
.crumb a{color:var(--muted);text-decoration:none}
.crumb a:hover{color:var(--navy);text-decoration:underline}
.page-head{background:var(--cream);border-radius:var(--r-xl);padding:24px 20px;margin-bottom:8px}
@media (min-width:900px){.page-head{padding:36px 40px}}
.page-head p{max-width:640px;margin:0 0 6px}
.note{background:var(--cream);border-left:4px solid var(--navy);border-radius:var(--r-md);padding:14px 16px;font-size:.9375rem;color:var(--ink);margin:16px 0}
.page-head .note{background:#fff}
.filters{position:sticky;top:var(--hdr-h,108px);z-index:30;background:#fff;padding:10px 0;border-bottom:1px solid var(--line);margin-bottom:20px}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding:2px}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;min-height:40px;padding:0 16px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:500;font-size:.9375rem;text-decoration:none;display:inline-flex;align-items:center}
.chip:hover{border-color:var(--navy)}
.chip.on{background:var(--navy);border-color:var(--navy);color:#fff}
.chip .c{opacity:.7;margin-left:6px;font-size:.8125rem}
.toolbar{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;justify-content:space-between;margin-top:10px}
.toolbar label{font-size:.9375rem;color:var(--muted);display:flex;align-items:center;gap:8px}
.toolbar select{height:44px;border:1px solid var(--line);border-radius:var(--r-md);padding:0 12px;font:inherit;color:var(--ink);background:#fff}
.more-wrap{text-align:center;margin-top:28px}
.empty-state{text-align:center;padding:48px 16px;background:var(--cream);border-radius:var(--r-xl)}
.empty-state svg{width:48px;height:48px;color:var(--navy);margin:0 auto 12px}

/* Product detail */
.pd{display:grid;gap:24px;padding-bottom:var(--sec)}
@media (min-width:900px){.pd{grid-template-columns:7fr 5fr;gap:48px;align-items:start}}
.pd-img{border:1px solid var(--line);border-radius:var(--r-lg);aspect-ratio:1;background:#fff;position:relative;cursor:zoom-in;overflow:hidden}
.pd-img img{width:100%;height:100%;object-fit:contain;padding:6%}
.pd-info h1{font-size:1.5rem}
@media (min-width:900px){.pd-info h1{font-size:2rem}}
.pd-brand{color:var(--muted);text-decoration:none;display:inline-block;margin-bottom:8px}
.pd-price{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin:12px 0 4px}
.pd-price .price{font-size:1.75rem}
@media (min-width:900px){.pd-price .price{font-size:2rem}}
.save{font-size:.875rem;font-weight:600;color:var(--red)}
.pd-cta{display:grid;gap:12px;margin:20px 0 10px}
.pd-cta .btn{min-height:52px;width:100%}
.pd-meta{list-style:none;padding:0;margin:16px 0;display:grid;gap:8px;font-size:.9375rem}
.pd-meta li{display:flex;gap:8px;align-items:center}
.pd-meta svg{width:18px;height:18px;color:var(--ok);flex:none}
.pd-more{border-top:1px solid var(--line);padding-top:20px;margin-top:8px}
.lightbox{position:fixed;inset:0;background:rgb(20 20 40 / .92);z-index:100;display:grid;place-items:center;padding:24px;cursor:zoom-out}
.lightbox img{max-height:90vh;width:auto;background:#fff;border-radius:var(--r-lg);padding:16px}
.lightbox button{position:absolute;top:16px;right:16px;width:48px;height:48px;border-radius:50%;border:0;background:#fff;font-size:1.5rem;color:var(--ink)}

/* About */
.prose{max-width:720px}
.prose p{font-size:1.0625rem}
.principles{display:grid;gap:16px}
@media (min-width:900px){.principles{grid-template-columns:repeat(3,1fr);gap:20px}}
.principle{border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;background:#fff}
.principle .n{font-size:1.75rem;font-weight:700;color:var(--red);line-height:1;margin-bottom:10px}
.principle p{margin:0}
.contact-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
@media (min-width:600px){.contact-list{grid-template-columns:1fr 1fr}}
.contact-list a{display:flex;align-items:center;gap:12px;min-height:56px;padding:8px 16px;border:1px solid var(--line);border-radius:var(--r-md);text-decoration:none;color:var(--ink);font-weight:500}
.contact-list a:hover{border-color:var(--navy)}
.contact-list svg{width:22px;height:22px;color:var(--navy);flex:none}

/* Footer */
.ftr{background:var(--navy-900);color:rgb(255 255 255 / .8);margin-top:var(--sec);padding-top:48px;font-size:.9375rem}
@media (min-width:900px){.ftr{padding-top:64px}}
.ftr a{color:#fff;text-decoration:none}
.ftr a:hover{text-decoration:underline}
.ftr h3{color:#fff;font-size:1rem;margin-bottom:12px}
.ftr-grid{display:grid;gap:32px;grid-template-columns:1fr 1fr}
.ftr-grid>.pay{grid-column:1/-1;order:-1}
.ftr-grid>.info{grid-column:1/-1;order:0}
.ftr ul{list-style:none;padding:0;margin:0}
.ftr li a{display:inline-flex;align-items:center;min-height:40px}
@media (min-width:900px){
  .ftr-grid{grid-template-columns:3fr 2fr 2fr 5fr;gap:40px}
  .ftr-grid>.pay,.ftr-grid>.info{grid-column:auto;order:0}
}
.ftr-logo{background:#fff;border-radius:var(--r-md);padding:10px;display:inline-block;margin-bottom:14px}
.ftr-logo img{height:56px;width:auto}
.paycard{background:#fff;color:var(--ink);border-radius:var(--r-lg);padding:20px;display:grid;gap:16px;align-items:center}
@media (min-width:480px){.paycard{grid-template-columns:1fr auto}}
.paycard h3{color:var(--ink);margin-bottom:8px}
.paycard dl{margin:0;display:grid;gap:6px;font-size:.9375rem}
.paycard dt{color:var(--muted);font-size:.875rem}
.paycard dd{margin:0 0 4px;font-weight:600}
.paycard .stk{display:flex;align-items:center;gap:10px;font-size:1.125rem;font-weight:700;font-variant-numeric:tabular-nums}
.copy-btn{min-height:44px;min-width:44px;padding:0 14px;border-radius:var(--r-md);border:1px solid var(--navy);background:#fff;color:var(--navy);font-weight:600;font-size:.875rem}
.copy-btn:hover{background:var(--navy-50)}
.paycard .qr{width:180px;height:auto;justify-self:center}
@media (min-width:480px){.paycard .qr{width:160px}}
.socials{display:flex;gap:10px;margin-top:16px}
.socials a{width:44px;height:44px;border-radius:50%;background:rgb(255 255 255 / .12);display:grid;place-items:center}
.socials svg{width:20px;height:20px}
.ftr-bottom{border-top:1px solid rgb(255 255 255 / .1);margin-top:40px;padding:18px 0;font-size:.8125rem;text-align:center}

/* Floating contacts */
.fab{position:fixed;right:24px;bottom:24px;z-index:50;display:none;flex-direction:column;align-items:flex-end;gap:12px}
@media (min-width:900px){.fab{display:flex}}
.fab a{position:relative;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:var(--sh-3);text-decoration:none}
.fab a svg{width:26px;height:26px}
.fab .f-zalo{background:#0068FF;width:60px;height:60px}
.fab .f-call{background:var(--red)}
.fab .f-msg{background:var(--navy)}
.fab a span{position:absolute;right:calc(100% + 10px);top:50%;transform:translateY(-50%);background:var(--ink);color:#fff;font-size:.875rem;font-weight:600;white-space:nowrap;padding:6px 12px;border-radius:var(--r-pill);opacity:0;pointer-events:none;transition:opacity .15s}
.fab a:hover span,.fab a:focus-visible span{opacity:1}
.fab .f-zalo::after{content:"";position:absolute;inset:0;border-radius:50%;border:3px solid #0068FF;animation:pulse 1.6s ease-out 1}
@keyframes pulse{from{transform:scale(1);opacity:.8}to{transform:scale(1.6);opacity:0}}
.bottombar{position:fixed;left:0;right:0;bottom:0;z-index:50;background:#fff;border-top:1px solid var(--line);box-shadow:var(--sh-3);display:grid;grid-template-columns:1fr 2fr 1fr;gap:8px;padding:8px 8px calc(8px + env(safe-area-inset-bottom))}
@media (min-width:900px){.bottombar{display:none}}
.bottombar a,.bottombar button{min-height:48px;border-radius:var(--r-md);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:.8125rem;font-weight:600;color:var(--navy);text-decoration:none;border:0;background:none}
.bottombar svg{width:22px;height:22px}
.bottombar .bb-zalo{background:var(--navy);color:#fff;flex-direction:row;gap:8px;font-size:1rem}
body.kb-open .bottombar{display:none}

/* Toast */
.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;padding:12px 20px;border-radius:var(--r-pill);font-size:.9375rem;font-weight:500;z-index:200;opacity:0;transition:opacity .2s,transform .2s;pointer-events:none;max-width:calc(100% - 32px);text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media (min-width:900px){.toast{bottom:32px}}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important}
}