/* Layout: sticky red masthead with cart, photo hero, trust band, five product lines (featured cốt cô đặc with size picker), certificates, gifts, bulk-quote form, story, guide, checkout, footer. */
:root{
  --bg:#FFFFFF; --surface:#FBF6F4; --line:#EADBD6;
  --fg:#2B1513; --muted:#6F5651;
  --red:#B01C1E; --red-deep:#7E1214; --on-red:#FFFFFF;
  --gold:#C99A2E; --gold-soft:#F6E9C8; --gold-ink:#6A4A06;
  --ok:#2F6B34; --ok-soft:#E3F0E2; --err:#B3261E;
  --shadow:0 18px 40px rgba(60,16,10,.18);
  --display:"Barlow Condensed","Arial Narrow",sans-serif;
  --body:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#1A1110; --surface:#241816; --line:#3E2B28;
  --fg:#F6ECE9; --muted:#C2ABA6;
  --red:#D2393B; --red-deep:#5E0D0F; --on-red:#FFFFFF;
  --gold:#E2B850; --gold-soft:#3A2D12; --gold-ink:#F2D58C;
  --ok:#7CC284; --ok-soft:#1E3320; --err:#F2827B; --shadow:0 18px 40px rgba(0,0,0,.5); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#1A1110; --surface:#241816; --line:#3E2B28;
  --fg:#F6ECE9; --muted:#C2ABA6;
  --red:#D2393B; --red-deep:#5E0D0F; --on-red:#FFFFFF;
  --gold:#E2B850; --gold-soft:#3A2D12; --gold-ink:#F2D58C;
  --ok:#7CC284; --ok-soft:#1E3320; --err:#F2827B; --shadow:0 18px 40px rgba(0,0,0,.5); color-scheme:dark}
*{box-sizing:border-box}
[hidden]{display:none!important}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
html{scroll-padding-top:92px}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--body);font-size:16px;line-height:1.6}
a{color:inherit}
img{max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding-inline:20px}
h1,h2,h3{font-family:var(--display);line-height:1.05;margin:0;text-wrap:balance;letter-spacing:.2px}
h2.big{font-size:clamp(34px,4.5vw,50px)}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--red)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:999px;font:600 15px/1.1 var(--body);text-decoration:none;border:2px solid transparent;cursor:pointer;background:none;color:inherit;text-align:center}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.btn-red{background:var(--red);color:var(--on-red)}
.btn-red:hover{background:var(--red-deep)}
.btn-ghost{border-color:currentColor}
.btn-soft{background:var(--surface);border-color:var(--line);color:var(--fg)}
.btn-soft:hover{border-color:var(--fg)}
.btn svg{width:18px;height:18px;flex:none}
.draft{background:var(--gold-soft);color:var(--gold-ink);font-size:13px;text-align:center;padding:6px 16px}
section{padding-block:64px}
.muted{color:var(--muted)}
.pending{display:inline-block;margin-left:6px;font-size:12px;font-weight:600;color:var(--gold-ink);background:var(--gold-soft);padding:1px 8px;border-radius:6px;vertical-align:middle}

/* masthead */
.top{background:var(--red-deep);color:#FFF;position:sticky;top:env(safe-area-inset-top,0px);z-index:30}
.top .wrap{display:flex;align-items:center;gap:18px;min-height:70px;padding-block:8px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex:none}
.brand img{height:46px;width:auto;border-radius:8px;background:#FFF}
.brand b{font-family:var(--display);font-size:22px;line-height:1;letter-spacing:.5px}
.brand small{display:block;font-size:11px;letter-spacing:2px;color:#F2D58C;font-weight:600}
nav{display:flex;gap:16px;margin-left:auto;flex-wrap:nowrap}
nav a{text-decoration:none;font-size:14.5px;font-weight:500;opacity:.92;white-space:nowrap}
nav a:hover{opacity:1;text-decoration:underline;text-underline-offset:4px}
.top-actions{display:flex;gap:8px;align-items:center;flex:none}
.top .btn{min-height:44px;padding:0 14px;font-size:14px}
.zalo-btn{background:#FFF;color:#7E1214}
.cart-btn{background:#F2D58C;color:#3A2200;position:relative}
.badge{min-width:22px;height:22px;padding:0 6px;border-radius:999px;background:#7E1214;color:#FFF;font-size:12px;font-weight:700;display:inline-grid;place-items:center;font-variant-numeric:tabular-nums}
.badge.bump{animation:bump .4s}
@keyframes bump{40%{transform:scale(1.35)}}

/* hero */
.hero{position:relative;color:#FFF;background:#5E0D0F url("../img/hero-bg.jpg") 70% 50%/cover no-repeat;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(78,8,10,.94) 0%,rgba(110,14,16,.82) 38%,rgba(110,14,16,.26) 60%,rgba(0,0,0,0) 78%)}
.hero .wrap{position:relative;padding-block:88px 96px}
.hero-copy{max-width:620px}
.hero .eyebrow{color:#F2D58C}
.hero h1{font-size:clamp(44px,7vw,86px);font-weight:800;text-transform:uppercase;margin-top:10px;text-shadow:0 2px 18px rgba(0,0,0,.25)}
.hero h1 span{color:#F2D58C}
.hero p{font-size:18px;max-width:34em;color:#FDEDEA;margin:18px 0 26px}
.ctas{display:flex;gap:12px;flex-wrap:wrap}
.btn-light{background:#FFF;color:#7E1214}
.btn-light:hover{background:#F6E9C8}
.btn-line-w{border-color:rgba(255,255,255,.85);color:#FFF}
.btn-line-w:hover{background:rgba(255,255,255,.12)}
.hero-price{display:inline-flex;align-items:baseline;gap:8px;margin-top:26px;padding:10px 16px;border-radius:12px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(4px)}
.hero-price b{font-family:var(--display);font-size:28px;color:#F2D58C}
.hero-price span{font-size:14px;color:#FDEDEA}

/* trust */
.trust{border-bottom:1px solid var(--line)}
.trust ul{list-style:none;margin:0;padding-block:18px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.trust li{display:flex;gap:12px;align-items:center;font-size:14px;line-height:1.35}
.trust svg{flex:none;width:38px;height:38px;padding:8px;border-radius:50%;background:var(--gold-soft);color:var(--red)}
.trust b{display:block;font-size:15px}

/* đạm scale */
.scale{background:var(--surface);border-bottom:1px solid var(--line)}
.scale .wrap{padding-block:30px;display:grid;grid-template-columns:minmax(0,270px) minmax(0,1fr);gap:28px;align-items:center}
.scale h2{font-size:30px}
.scale p{margin:6px 0 0;color:var(--muted);font-size:14px}
.bar{position:relative;height:16px;border-radius:999px;background:linear-gradient(90deg,#E8C98F,#C98A3A 45%,#8E4A12 75%,#5A2A08);margin-top:54px}
.tick{position:absolute;bottom:4px;transform:translateX(-50%);text-align:center;font-size:12px;line-height:1.2;color:var(--muted);white-space:nowrap}
.tick b{display:block;font-family:var(--display);font-size:17px;color:var(--fg)}
.tick::after{content:"";display:block;width:2px;height:16px;background:var(--fg);opacity:.5;margin:2px auto 0}
.scale-x{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:6px}

/* products */
.head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:22px}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:18px}
.tabs,.seg{display:flex;gap:6px;flex-wrap:wrap}
.tabs button,.seg button{min-height:44px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:var(--bg);color:var(--fg);font:600 14px var(--body);cursor:pointer}
.tabs button[aria-pressed="true"],.seg button[aria-pressed="true"]{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.toolbar .spacer{flex:1}
.sort{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600}
select,input,textarea{font:400 16px var(--body);color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:10px;min-height:46px;padding:10px 12px;width:100%}
.sort select{width:auto;min-height:44px;padding:8px 10px}
.filterchip{display:inline-flex;align-items:center;gap:8px;font-size:14px;margin-bottom:14px;padding:6px 6px 6px 14px;border-radius:999px;background:var(--gold-soft);color:var(--gold-ink)}
.filterchip button{border:0;background:var(--bg);color:var(--fg);border-radius:999px;min-height:32px;padding:0 12px;font:600 13px var(--body);cursor:pointer}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--bg);position:relative}
.card .pic{display:block;width:100%;aspect-ratio:1/1;border:0;padding:0;cursor:pointer;overflow:hidden;background:var(--surface)}
.card .pic img{width:100%;height:100%;object-fit:cover;object-position:50% 40%;display:block;transition:transform .3s}
.card .pic:hover img{transform:scale(1.04)}
.incart{position:absolute;top:10px;left:10px;z-index:1;background:var(--ok);color:#FFF;font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px}
.card .body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{font-size:23px;font-weight:700}
.card h3 button{all:unset;cursor:pointer}
.card h3 button:hover{text-decoration:underline;text-underline-offset:4px}
.card h3 button:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.meta{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:13px;color:var(--muted)}
.chip{display:inline-block;padding:2px 9px;border-radius:999px;background:var(--gold-soft);color:var(--gold-ink);font-weight:700;font-size:13px}
.use-line{font-size:13px}
.use-line b{color:var(--red)}
.price{margin-top:auto;padding-top:10px;display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap;border-top:1px dashed var(--line)}
.price b{font-family:var(--display);font-size:30px;color:var(--red);font-variant-numeric:tabular-nums}
.price span{font-size:13px;color:var(--muted)}
.card-actions{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;margin-top:10px}
.card-actions .btn{min-height:44px;padding:0 14px}
.note{margin-top:20px;font-size:14px;color:var(--muted)}
.rowtitle{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin:0 0 14px;font-size:26px}
.rowtitle small{font:500 14px var(--body);color:var(--muted)}
.feat{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--bg);margin-bottom:40px}
.feat-pic{border:0;padding:0;cursor:pointer;background:var(--surface);display:block;min-height:100%}
.feat-pic img{display:block;width:100%;height:100%;object-fit:cover;aspect-ratio:1/1}
.feat-body{padding:26px 28px;display:grid;gap:14px;align-content:start}
.feat-body h3{font-size:clamp(30px,3.4vw,42px)}
.feat-body > p{margin:0;color:var(--muted);max-width:56ch}
.tags{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.vgroup{display:grid;gap:6px}
.vlabel{font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--muted)}
.vchips{display:flex;flex-wrap:wrap;gap:8px}
.vchip{display:grid;gap:1px;text-align:left;min-height:52px;padding:6px 12px;border-radius:12px;border:1px solid var(--line);background:var(--bg);color:var(--fg);font:500 13px/1.3 var(--body);cursor:pointer;font-variant-numeric:tabular-nums}
.vchip b{font-size:14px;font-weight:600}
.vchip small{color:var(--red);font-weight:700;font-size:13px}
.vchip:hover{border-color:var(--fg)}
.vchip[aria-pressed="true"]{border-color:var(--red);box-shadow:inset 0 0 0 1px var(--red);background:var(--gold-soft)}
.feat-buy{display:grid;gap:10px;border-top:1px dashed var(--line);padding-top:16px}
.feat-buy .price{border:0;padding:0;margin:0;justify-content:flex-start;gap:12px}
.feat-buy .price b{font-size:42px}
.feat-buy .card-actions{max-width:420px;margin:0}
.incart-inline{font-size:13px;font-weight:700;color:var(--ok)}
.lgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.ntag{font-family:var(--display);font-size:22px;font-weight:700;color:var(--red);line-height:1;margin-right:2px}
.dim{opacity:.4;transition:opacity .2s}
.dim:hover,.dim:focus-within{opacity:1}
/* table view */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px}
table{width:100%;border-collapse:collapse;min-width:720px;font-size:15px}
th,td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:12px;letter-spacing:1px;text-transform:uppercase;color:var(--muted);background:var(--surface)}
td.num{font-variant-numeric:tabular-nums;font-weight:700;color:var(--red);white-space:nowrap}
.tprod{display:flex;align-items:center;gap:12px;font-weight:600}
.tprod img{width:52px;height:52px;border-radius:8px;object-fit:cover}
.tprod button{all:unset;cursor:pointer}
.tprod button:hover{text-decoration:underline}
tr:last-child td{border-bottom:0}
td .btn{min-height:40px;padding:0 14px;font-size:14px}
/* uses */
.uses{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:44px}
.use{border:1px solid var(--line);border-radius:16px;padding:20px;display:grid;gap:8px;align-content:start;background:var(--surface)}
.use h3{font-size:26px}
.use p{margin:0;font-size:15px;color:var(--muted)}
.use .picks{font-size:14px;font-weight:600}
.linkbtn{justify-self:start;background:none;border:0;padding:8px 0;min-height:44px;font:700 15px var(--body);color:var(--red);cursor:pointer;text-decoration:underline;text-underline-offset:4px}

/* gifts */
.gifts{background:var(--red-deep);color:#FFF}
.gifts .eyebrow{color:#F2D58C}
.gifts .intro{color:#FDEDEA;max-width:52ch;margin:12px 0 0}
.gifts-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:44px;align-items:center}
.gift-points{list-style:none;padding:0;margin:18px 0 24px;display:grid;gap:10px;color:#FDEDEA;font-size:15px}
.gift-points li{display:grid;grid-template-columns:24px minmax(0,1fr);gap:10px}
.gift-points svg{width:22px;height:22px;color:#F2D58C;margin-top:2px}
.gift-list{display:grid;gap:12px}
.gift{background:#FFF;color:#2B1513;border-radius:16px;display:grid;grid-template-columns:104px minmax(0,1fr) auto;gap:16px;align-items:center;padding:10px 16px 10px 10px}
.gift img{width:104px;height:104px;object-fit:cover;border-radius:10px;display:block}
.gift-t{display:grid;gap:4px;min-width:0}
.gift h3{font-size:22px}
.gift p{margin:0;font-size:14px;color:#6F5651}
.gift-buy{display:grid;gap:6px;justify-items:end}
.gift .gp{font-family:var(--display);font-size:26px;color:#B01C1E;font-variant-numeric:tabular-nums;white-space:nowrap}
.gift .btn{min-height:42px;padding:0 16px;font-size:14px;background:#B01C1E;color:#FFF}
.gift .btn:hover{background:#7E1214}

/* b2b */
.b2b-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:44px;align-items:start}
.b2b-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}
.b2b-list li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:10px;align-items:start}
.b2b-list svg{width:24px;height:24px;color:var(--ok);margin-top:2px}
.b2b-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:24px;display:grid;gap:14px}
.b2b-card h3{font-size:30px}
.radios.qtypes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.qtypes label{padding:6px 10px;line-height:1.25}
.b2b-direct{margin-top:24px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:18px 20px;border-radius:16px;background:var(--gold-soft);color:var(--gold-ink)}
.b2b-direct b{display:block;font-size:17px;color:var(--fg)}
.b2b-direct span{font-size:14px}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.checks label{display:flex;align-items:center;gap:8px;font-weight:500;min-height:44px;padding:0 12px;border:1px solid var(--line);border-radius:10px;cursor:pointer;background:var(--bg)}
.checks input{width:18px;height:18px;min-height:0;margin:0;accent-color:var(--red)}
.checks label:has(input:checked){border-color:var(--red);background:var(--gold-soft)}

/* certificates */
.cert{background:var(--surface);border-block:1px solid var(--line)}
.head-p{margin:0;max-width:40ch;font-size:15px}
.cert-box{background:var(--bg);border:1px solid var(--line);border-radius:18px;padding:22px;display:grid;gap:10px;align-content:start}
.cert-box p{margin:0;color:var(--muted);font-size:15px}
.cert-t{display:grid;gap:10px;align-content:start}
.cert-ocop{grid-template-columns:minmax(0,.85fr) minmax(0,2fr);gap:28px;align-items:center}
.cert-ocop .ocop-grid{margin:0}
.cert-row2{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:20px;margin-top:20px;align-items:stretch}
.cert-2007{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px;align-items:center}
.cert-img{border:0;padding:0;background:none;cursor:zoom-in;display:block}
.cert-img img{display:block;width:100%;height:auto;border-radius:8px;box-shadow:var(--shadow)}
.press{display:grid;gap:12px;align-content:start}

/* story */
.story{background:var(--surface);border-block:1px solid var(--line)}
.story .wrap{display:grid;gap:44px}
.story-top{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:start}
.story h2{margin:6px 0 18px}
.story p{margin:0 0 14px;max-width:62ch;color:var(--muted)}
.story .lead{font-size:19px;color:var(--fg)}
.tl{list-style:none;margin:0;padding:0 0 0 22px;border-left:3px solid var(--gold);display:grid;gap:20px}
.tl li{position:relative;display:grid;gap:2px}
.tl li::before{content:"";position:absolute;left:-31px;top:8px;width:15px;height:15px;border-radius:50%;background:var(--red);border:3px solid var(--surface)}
.tl b{font-family:var(--display);font-size:28px;color:var(--red);line-height:1.1}
.tl span{font-size:15px}
.sub{font-size:30px;margin-bottom:-26px}
.sub2{font-size:26px}
.methods{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.m{border:1px solid var(--line);background:var(--bg);border-radius:16px;padding:20px;display:grid;gap:6px;align-content:start}
.m p{margin:0;font-size:15px}
.m-k{font-weight:700;font-size:16px}
.m-t{font-family:var(--display);font-size:30px;font-weight:700;color:var(--muted)}
.m-tvh{background:var(--red);border-color:var(--red);color:var(--on-red)}
.m-tvh .m-t{color:#F2D58C}
.m-tvh p{color:#FDEDEA}
figure{margin:0}
figcaption{font-size:13px;color:var(--muted);margin-top:10px}
.promise{display:grid;gap:14px}
.ticks4{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.ticks4 li{display:grid;grid-template-columns:24px minmax(0,1fr);gap:8px;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:14px;font-size:15px;line-height:1.45}
.ticks4 svg{width:22px;height:22px;color:var(--ok);margin-top:1px}

.ocop-pill{white-space:nowrap;font-size:11px;font-weight:700;letter-spacing:.5px;padding:2px 8px;border-radius:999px;background:var(--gold-soft);color:var(--gold-ink);border:1px solid var(--gold)}
.ocop-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-top:8px}
.ocop-grid button{all:unset;cursor:pointer;display:grid;gap:6px;text-align:center;font-size:13px;font-weight:600;line-height:1.3}
.ocop-grid img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:8px;box-shadow:var(--shadow);transition:transform .2s}
.ocop-grid button:hover img{transform:translateY(-3px)}
.ocop-grid button:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:8px}
.small{font-size:13px;margin-top:10px}
.fine{margin:0;font-size:13px}
.inl{all:unset;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.inl:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.btn-big{min-height:52px;font-size:16px}
.tip-cta{background:var(--gold-soft);border-color:var(--gold)}
.tip-cta p{margin:0 0 12px;font-size:15px}
.recipes-wrap{margin-top:56px}
label > span:first-child{display:block}
.press-item{display:grid;gap:2px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;text-decoration:none;background:var(--bg)}
.press-item:hover{border-color:var(--gold)}
.press-item b{font-size:16px}
.press-item span{font-size:14px;color:var(--red)}
.press-item small{font-size:13px;color:var(--muted)}

/* guide */
.guide-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:start}
.tips{display:grid;gap:16px;margin-top:20px}
.tip{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px}
.tip h3{font-size:24px;margin-bottom:8px}
.tip ul{margin:0;padding-left:18px;display:grid;gap:4px;font-size:15px}
.faq{margin-top:20px;display:grid;gap:10px}
.faq details{border:1px solid var(--line);border-radius:12px;padding:0 18px;background:var(--bg)}
.faq summary{cursor:pointer;font-weight:600;min-height:52px;display:flex;align-items:center;gap:12px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";margin-left:auto;font-size:22px;color:var(--red)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 16px;color:var(--muted);font-size:15px}
.recipes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:24px}
.rc{border:1px solid var(--line);border-radius:16px;padding:20px;display:grid;gap:10px;align-content:start}
.rc h3{font-size:24px}
.rc .for{font-size:12px;font-weight:700;color:var(--red);text-transform:uppercase;letter-spacing:1px}
.rc ul{margin:0;padding-left:18px;font-size:15px;display:grid;gap:3px}
.rc p{margin:0;font-size:14px;color:var(--muted)}
.ratio{display:flex;flex-wrap:wrap;gap:6px}
.ratio span{font-size:13px;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--gold-soft);color:var(--gold-ink)}

/* checkout */
.checkout{background:var(--surface);border-top:1px solid var(--line)}
.steps-bar{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 28px;padding:0;list-style:none}
.steps-bar li{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;padding:6px 14px 6px 6px;border-radius:999px;background:var(--bg);border:1px solid var(--line)}
.steps-bar i{font-style:normal;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--red);color:var(--on-red);font-family:var(--display);font-size:17px}
.co-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:start}
.panel{background:var(--bg);border:1px solid var(--line);border-radius:18px;padding:22px}
.panel h3{font-size:26px;margin-bottom:14px;display:flex;align-items:baseline;gap:10px}
.panel h3 small{font:500 14px var(--body);color:var(--muted)}
.lines{list-style:none;margin:0;padding:0;display:grid}
.line{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.line:first-child{padding-top:0}
.line img{width:64px;height:64px;object-fit:cover;border-radius:10px}
.line .nm{font-weight:600;line-height:1.3}
.line .sub2{font-size:13px;color:var(--muted)}
.line .lt{font-weight:700;font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}
.line-ctl{display:flex;align-items:center;gap:10px;margin-top:6px;flex-wrap:wrap}
.stepper{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.stepper button{width:40px;height:40px;border:0;background:var(--surface);color:var(--fg);font:700 18px var(--body);cursor:pointer}
.stepper button:hover{background:var(--gold-soft)}
.stepper input{width:46px;min-height:40px;height:40px;border:0;border-radius:0;text-align:center;padding:0;font-weight:700;-moz-appearance:textfield}
.stepper input::-webkit-inner-spin-button,.stepper input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
.rm{background:none;border:0;color:var(--muted);font:500 13px var(--body);text-decoration:underline;cursor:pointer;min-height:40px;padding:0 4px}
.rm:hover{color:var(--err)}
.sum{display:grid;gap:6px;margin-top:14px;font-size:15px}
.sum div{display:flex;justify-content:space-between;gap:12px}
.sum .total{font-size:17px;font-weight:700;border-top:1px solid var(--line);padding-top:10px;margin-top:4px;align-items:baseline}
.sum .total b{font-family:var(--display);font-size:34px;color:var(--red);font-variant-numeric:tabular-nums}
.hint{margin-top:12px;font-size:14px;padding:10px 12px;border-radius:10px}
.hint.ok{background:var(--ok-soft);color:var(--ok)}
.hint.nudge{background:var(--gold-soft);color:var(--gold-ink)}
.empty{text-align:center;padding:26px 10px;display:grid;gap:10px;justify-items:center;color:var(--muted)}
.empty svg{width:44px;height:44px;color:var(--line)}
form{display:grid;gap:14px}
.row2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
label,.lbl{display:grid;gap:6px;font-size:14px;font-weight:600}
.req{color:var(--red)}
.err{font-size:13px;font-weight:500;color:var(--err);min-height:0}
input[aria-invalid="true"]{border-color:var(--err)}
textarea{min-height:76px;resize:vertical}
fieldset{border:0;margin:0;padding:0;display:grid;gap:8px}
legend{font-size:14px;font-weight:600;margin-bottom:6px;padding:0}
.radios{display:flex;gap:8px;flex-wrap:wrap}
.radios label,.check{display:flex;align-items:center;gap:8px;font-weight:500;min-height:44px;padding:0 14px;border:1px solid var(--line);border-radius:10px;cursor:pointer;background:var(--bg)}
.radios input,.check input{width:18px;height:18px;min-height:0;margin:0;accent-color:var(--red)}
.radios label:has(input:checked){border-color:var(--red);background:var(--gold-soft)}
.invoice{display:grid;gap:12px;padding:14px;border:1px dashed var(--line);border-radius:12px}
.result{border:2px solid var(--ok);background:var(--ok-soft);border-radius:16px;padding:18px;display:grid;gap:12px}
.result h4{margin:0;font-size:18px;color:var(--ok)}
.result pre{margin:0;white-space:pre-wrap;font:14px/1.55 var(--body);background:var(--bg);color:var(--fg);border-radius:10px;padding:14px;max-height:320px;overflow:auto}
.result .ctas .btn{flex:1 1 170px}
.result small{color:var(--muted)}

/* footer */
footer{background:var(--red-deep);color:#FDEDEA;padding-block:40px 28px}
.foot{display:grid;grid-template-columns:auto minmax(0,1fr) minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:start}
.foot img{width:120px;height:120px;border-radius:12px}
footer h3{font-size:22px;color:#FFF;margin-bottom:8px}
footer p{margin:0 0 6px;font-size:14px}
footer ul{list-style:none;padding:0;margin:0;font-size:14px;display:grid;gap:8px}
footer ul button,footer ul a,footer p a{all:unset;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
footer ul button:focus-visible,footer ul a:focus-visible{outline:2px solid #F2D58C;outline-offset:2px}
.legal{border-top:1px solid rgba(255,255,255,.18);margin-top:28px;padding-top:16px;font-size:13px;color:#F3D6D0;display:flex;flex-wrap:wrap;gap:6px 24px}

/* dialogs */
dialog{border:0;padding:0;color:var(--fg);background:var(--bg)}
dialog::backdrop{background:rgba(20,8,6,.72)}
.drawer{margin:0 0 0 auto;height:100%;max-height:100%;width:min(440px,100vw);max-width:100vw;border-radius:18px 0 0 18px;display:none;flex-direction:column}
.drawer[open]{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-head h3{font-size:28px}
.drawer-body{flex:1;overflow:auto;padding:16px 20px}
.drawer-foot{border-top:1px solid var(--line);padding:16px 20px calc(16px + env(safe-area-inset-bottom,0px));display:grid;gap:10px;background:var(--surface)}
.drawer-foot .sum{margin-top:0}
.drawer-foot .two{display:grid;grid-template-columns:1fr 1.4fr;gap:8px}
.x{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--bg);color:var(--fg);font:400 24px/1 var(--body);cursor:pointer}
#pd{max-width:min(94vw,880px);width:100%;border-radius:18px;overflow:hidden}
.pd{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.pd-pic{background:var(--surface);cursor:zoom-in;border:0;padding:0;display:block}
.pd-pic img{display:block;width:100%;height:100%;object-fit:cover;aspect-ratio:1/1}
.pd-body{padding:26px;display:grid;gap:12px;align-content:start;position:relative}
.pd-body .x{position:absolute;top:14px;right:14px}
.pd-body h3{font-size:34px;padding-right:50px}
.pd-body p{margin:0;color:var(--muted)}
.pd-body dl{display:grid;grid-template-columns:auto minmax(0,1fr);gap:6px 16px;margin:2px 0;font-size:14px}
.pd-body dt{color:var(--muted)}
.pd-body dd{margin:0;font-weight:600}
.pd-price{font-family:var(--display);font-size:38px;color:var(--red);font-variant-numeric:tabular-nums}
.pd-price span{font:500 15px var(--body);color:var(--muted)}
.pd-buy{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.pd-buy .btn{flex:1 1 150px}
.pd-ship{font-size:13px;color:var(--muted);border-top:1px dashed var(--line);padding-top:10px}
.tagg{justify-self:start;font-size:11px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;padding:4px 10px;border-radius:999px;background:var(--red);color:var(--on-red)}
.tagg.td{background:var(--ok);color:#FFF}
.pd-related{border-top:1px solid var(--line);padding:16px 26px 22px;background:var(--surface)}
.pd-related b{display:block;font-size:14px;margin-bottom:10px}
.pd-rel{display:grid;grid-template-columns:repeat(3,minmax(0,150px));gap:14px}
.pd-rel button{all:unset;cursor:pointer;display:grid;gap:4px;font-size:13px;font-weight:600;line-height:1.3}
.pd-rel img{width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;border-radius:10px}
.pd-rel span{color:var(--red)}
#zoom{background:transparent;max-width:min(94vw,640px)}
#zoom img{display:block;width:100%;height:auto;max-height:88vh;object-fit:contain;border-radius:12px}
#zoom .x{position:absolute;top:10px;right:10px}
#pol{max-width:min(94vw,680px);width:100%;border-radius:18px;padding:26px}
#pol h3{font-size:30px;margin-bottom:12px;padding-right:50px}
#pol .x{position:absolute;top:16px;right:16px}
.pol-body{display:grid;gap:10px;font-size:15px}
.pol-body p{margin:0}
.pol-body ul{margin:0;padding-left:20px;display:grid;gap:4px}

/* toast + floating */
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translate(-50%,20px);opacity:0;pointer-events:none;z-index:60;background:var(--fg);color:var(--bg);padding:10px 10px 10px 18px;border-radius:999px;display:flex;align-items:center;gap:12px;font-size:14px;font-weight:600;box-shadow:var(--shadow);transition:opacity .2s,transform .2s;max-width:calc(100vw - 32px)}
.toast.show{opacity:1;transform:translate(-50%,0);pointer-events:auto}
.toast button{border:0;border-radius:999px;background:var(--gold);color:#2B1513;font:700 13px var(--body);min-height:36px;padding:0 14px;cursor:pointer;white-space:nowrap}
.float{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:20;display:flex;align-items:center;gap:10px;background:#0068FF;color:#FFF;text-decoration:none;border-radius:999px;padding:10px 18px 10px 10px;box-shadow:0 8px 24px rgba(0,40,120,.3);font-weight:700}
.float i{font-style:normal;width:32px;height:32px;border-radius:50%;background:#FFF;color:#0068FF;display:grid;place-items:center;font-size:12px;font-weight:800}
.float small{display:block;font-weight:500;font-size:11px;opacity:.9}
.mbar{display:none}

@media (max-width:1200px){
  .zalo-btn span{display:none}
}
@media (max-width:980px){
  html{scroll-padding-top:124px}
  .lgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cert-ocop,.cert-row2{grid-template-columns:minmax(0,1fr)}
  .ticks4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .top .wrap{flex-wrap:wrap;row-gap:4px}
  .top-actions{margin-left:auto}
  nav{order:3;width:100%;margin:0;flex-wrap:nowrap;overflow-x:auto;gap:18px;padding-bottom:4px;scrollbar-width:none}
  nav a{white-space:nowrap;font-size:14px;min-height:32px;display:flex;align-items:center}
}
@media (max-width:860px){
  .scale .wrap,.b2b-grid,.story-top,.methods,.guide-grid,.co-grid,.uses,.gifts-grid,.recipes,.pd,.foot,.feat,.cert-2007{grid-template-columns:minmax(0,1fr)}
  .feat-pic img{aspect-ratio:4/3}
  .trust ul{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sub{margin-bottom:-30px}
  .hero{--ph:min(70vw,430px);background:#5E0D0F}
  .hero::after{content:"";position:absolute;left:0;right:0;top:0;height:var(--ph);background:url("../img/hero-bg-m.jpg") center 62%/cover no-repeat;z-index:0}
  .hero::before{bottom:auto;height:calc(var(--ph) + 2px);z-index:1;background:linear-gradient(180deg,rgba(94,13,15,0) 0%,rgba(94,13,15,0) 58%,rgba(94,13,15,.72) 82%,#5E0D0F 100%)}
  .hero .wrap{z-index:2;padding-block:calc(var(--ph) - 34px) 52px}
  .hero-price{flex-wrap:wrap;row-gap:2px}.hero-price b{white-space:nowrap}
  .pd-pic img{aspect-ratio:4/3}
}
@media (max-width:700px){
  .float{display:none}
  .zalo-btn span,.cart-btn span.lbl2{display:none}
  .mbar{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:25;padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px));background:var(--bg);border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(60,10,10,.12)}
  .mbar .btn{min-height:50px;width:100%;padding:0 10px;font-size:14px}
  .mbar .btn small{display:block;font-weight:500;font-size:12px}
  body{padding-bottom:78px}
  .toast{bottom:calc(88px + env(safe-area-inset-bottom,0px))}
  .drawer{border-radius:0}
}
@media (max-width:600px){
  .lgrid{grid-template-columns:minmax(0,1fr);gap:12px}
  .lcard{flex-direction:row}
  .lcard .pic{width:118px;flex:none;aspect-ratio:auto}
  .lcard .pic img{height:100%}
  .lcard .body{padding:12px 14px;gap:4px}
  .lcard h3{font-size:21px}
  .lcard .use-line{display:none}
  .lcard .price{padding-top:6px}
  .lcard .price b{font-size:24px}
  .lcard .card-actions .btn{min-height:40px;padding:0 10px;font-size:13px}
  .lcard .incart{top:6px;left:6px;font-size:11px;padding:2px 8px}
  .lcard .ocop-pill{display:none}
  .radios.qtypes{grid-template-columns:minmax(0,1fr)}
  .use{padding:16px}
  .feat-body{padding:18px 16px}
  .feat-buy .price b{font-size:34px}
  .vchip{flex:1 1 calc(50% - 4px)}
  .ticks4{grid-template-columns:minmax(0,1fr)}
  .gift{grid-template-columns:84px minmax(0,1fr);padding:10px}
  .gift img{width:84px;height:84px}
  .gift-buy{grid-column:1/-1;grid-auto-flow:column;justify-content:space-between;align-items:center}
  .uses{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:480px){
  .trust ul{grid-template-columns:minmax(0,1fr);gap:10px}
  .row2{grid-template-columns:minmax(0,1fr)}
  .tick{font-size:10px}.tick b{font-size:14px}
  .wrap{padding-inline:16px}
  .brand{gap:8px}.brand b{font-size:16px}.brand small{font-size:9.5px;letter-spacing:1.5px}.brand img{height:36px}
  .top .wrap{gap:10px;min-height:60px}.top-actions{gap:6px}.top .btn{padding:0 11px}
  .hero h1{font-size:clamp(34px,10.5vw,44px)}.hero p{font-size:16px}
  .toolbar .spacer{display:none}
  .pd-rel{grid-template-columns:repeat(3,minmax(0,1fr))}
  .ocop-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/* ---------- nhiều trang ---------- */
h1.big{font-size:clamp(34px,4.5vw,50px)}
nav a[aria-current="page"]{opacity:1;text-decoration:underline;text-underline-offset:7px;text-decoration-thickness:2px;text-decoration-color:#F2D58C}
.crumbbar{background:var(--surface);border-bottom:1px solid var(--line)}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:14px;color:var(--muted);padding-block:12px}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--fg);text-decoration:underline;text-underline-offset:3px}
.crumbs [aria-current]{color:var(--fg);font-weight:600}
.feat h3 a,.lcard h3 a,.gift h3 a{color:inherit;text-decoration:none}
.feat h3 a:hover,.lcard h3 a:hover,.gift h3 a:hover{text-decoration:underline;text-underline-offset:4px}
.line .nm{display:block;color:inherit;text-decoration:none}
.line .nm:hover{text-decoration:underline}
.tprod a{color:inherit;text-decoration:none}
.tprod a:hover{text-decoration:underline}
a.use{color:inherit;text-decoration:none;transition:border-color .2s}
a.use:hover{border-color:var(--red)}
a.use .linkbtn{padding:4px 0;min-height:0}
.head .btn{flex:none}

/* trang chủ */
.hp-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.hp-grid.hp-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.hp-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;overflow:hidden;text-decoration:none;color:inherit;background:var(--bg);transition:transform .2s,box-shadow .2s,border-color .2s}
@media (hover:hover){.hp-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--gold)}}
.hp-card img{width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;display:block}
.hp-b{padding:12px 14px 16px;display:grid;gap:4px;align-content:start}
.hp-b h3{font-size:22px}
.hp-b .meta{margin:0}
.hp-price{font-family:var(--display);font-size:24px;color:var(--red);font-variant-numeric:tabular-nums}
.home-cert .ocop-grid{margin:0}
.hc-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:40px;align-items:center}
.hc-grid h2{margin:6px 0 4px}
.cta2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.cta-card{border-radius:18px;padding:30px;display:grid;gap:12px;align-content:start}
.cta-card h2{font-size:clamp(28px,3vw,36px)}
.cta-card p{margin:0;max-width:46ch}
.cta-card .btn{justify-self:start}
.cta-red{background:var(--red-deep);color:#FFF}
.cta-red .eyebrow{color:#F2D58C}
.cta-red p{color:#FDEDEA}
.cta-gold{background:var(--gold-soft);color:var(--fg)}
.milestones{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 24px;align-self:center}
.ms{border-top:3px solid var(--gold);padding-top:10px;display:grid;gap:2px}
.ms b{font-family:var(--display);font-size:34px;color:var(--red);line-height:1.1}
.ms span{font-size:15px}
.story .lead + .btn{margin-top:6px}

/* trang chi tiết sản phẩm */
.pdp-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;align-items:start}
.pdp-main{display:block;width:100%;border:0;padding:0;background:var(--surface);border-radius:18px;overflow:hidden;cursor:zoom-in}
.pdp-main img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:cover}
.pdp-thumbs{display:flex;gap:12px;margin-top:12px}
.pdp-thumbs button{display:grid;gap:4px;width:96px;border:0;padding:0;background:none;cursor:zoom-in;font:600 12px/1.3 var(--body);color:var(--muted);text-align:center}
.pdp-thumbs img{width:96px;height:96px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}
.pdp-info{display:grid;gap:14px;align-content:start}
.pdp-info h1{font-size:clamp(34px,4vw,50px)}
.pdp-lead{margin:0;color:var(--muted);font-size:17px;max-width:56ch}
.pdp-price{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;border-top:1px dashed var(--line);padding-top:14px}
.pdp-price b{font-family:var(--display);font-size:46px;color:var(--red);font-variant-numeric:tabular-nums;line-height:1}
.pdp-price span{color:var(--muted)}
.pdp-buy{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.pdp-buy .btn{flex:1 1 150px;min-height:48px}
.pdp-info .incart-inline{margin:0;min-height:1.2em}
.pdp-assure{list-style:none;margin:0;padding:14px 16px;display:grid;gap:8px;font-size:14px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.pdp-assure li{display:grid;grid-template-columns:22px minmax(0,1fr);gap:8px;align-items:start}
.pdp-assure svg{width:20px;height:20px;color:var(--ok)}
.pdp-more{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:44px;margin-top:56px;align-items:start}
.pdp-more .sub2{margin-bottom:12px}
table.spec{min-width:0;font-size:15px}
.spec th,.spec td{padding:11px 0;border-bottom:1px solid var(--line);vertical-align:top}
.spec th{width:32%;padding-right:16px;background:none;text-transform:none;letter-spacing:0;font-size:14px;font-weight:500;color:var(--muted)}
.spec tr:last-child th,.spec tr:last-child td{border-bottom:0}
.pdp-side{display:grid;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px}
.pdp-side ul{margin:0;padding-left:20px;display:grid;gap:8px;font-size:15px}
.others{margin-top:56px}
.others .sub2{margin-bottom:14px}

/* chính sách */
.pol-toc{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 24px}
.pol-toc a{padding:8px 14px;border:1px solid var(--line);border-radius:999px;text-decoration:none;font-size:14px;font-weight:600;background:var(--bg)}
.pol-toc a:hover{border-color:var(--fg)}
.pol-page{display:grid;gap:16px;max-width:820px}
.pol-sec{border:1px solid var(--line);border-radius:16px;padding:22px;scroll-margin-top:120px;background:var(--bg)}
.pol-sec h2{font-size:28px;margin-bottom:10px}

@media (max-width:980px){
  .hp-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hp-grid:not(.hp-4) .hp-card:first-child{grid-column:1/-1;flex-direction:row}
  .hp-grid:not(.hp-4) .hp-card:first-child img{width:46%;flex:none}
  .hp-grid:not(.hp-4) .hp-card:first-child .hp-b{align-content:center}
}
@media (max-width:860px){
  .hc-grid,.cta2,.pdp-grid,.pdp-more{grid-template-columns:minmax(0,1fr)}
  .pdp-grid{gap:24px}
}
@media (max-width:600px){
  .hp-b{padding:10px 12px 14px}
  .hp-b h3{font-size:19px}
  .hp-b .meta{font-size:12px}
  .hp-price{font-size:21px}
  .hp-b .tags .chip{display:none}
  .cta-card{padding:22px}
  .pdp-price b{font-size:38px}
  .spec th{width:38%}
}

/* ---------- bố cục v2: đầu trang con, lưới, khối ---------- */
.page-hero{background:var(--surface);border-bottom:1px solid var(--line)}
.page-hero .wrap{padding-block:18px 52px}
.page-hero .crumbs{padding:0 0 26px}
.ph-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center}
.ph-grid.solo{grid-template-columns:minmax(0,1fr)}
.page-hero h1{font-size:clamp(40px,5.2vw,62px);margin:8px 0 14px}
.page-hero .lead{font-size:18px;line-height:1.6;color:var(--muted);max-width:58ch;margin:0}
.page-hero .ctas{margin-top:24px}
.ph-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.fact{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:16px 18px;display:grid;gap:2px}
.fact b{font-family:var(--display);font-size:32px;color:var(--red);line-height:1.05}
.fact span{font-size:14px;line-height:1.4;color:var(--muted)}
.ph-img{border-radius:18px;overflow:hidden;background:var(--bg);box-shadow:var(--shadow)}
.ph-img img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:cover}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.toc a{padding:8px 14px;border:1px solid var(--line);border-radius:999px;text-decoration:none;font-size:14px;font-weight:600;background:var(--bg)}
.toc a:hover{border-color:var(--fg)}

.sec-head{max-width:700px;margin-bottom:30px}
.sec-head h2{font-size:clamp(30px,3.6vw,42px);margin:6px 0 10px}
.sec-head p{margin:0;color:var(--muted);font-size:16px}
.sec-head.center{text-align:center;margin-inline:auto}
.sec-foot{margin-top:28px;display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.band{background:var(--surface);border-block:1px solid var(--line)}
.g2,.g3,.g4{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g2.at{align-items:start}
.g2.am{align-items:center}
.box{background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:22px;display:grid;gap:10px;align-content:start}
.box h3{font-size:24px}
.box p{margin:0;color:var(--muted);font-size:15px}
.box ul{margin:0;padding-left:18px;display:grid;gap:6px;font-size:15px}
.box .linkbtn{padding:4px 0;min-height:0;text-decoration:none}
.box .linkbtn:hover{text-decoration:underline}
.box-red{background:var(--red-deep);border-color:var(--red-deep);color:#FFF}
.box-red p,.box-red li{color:#FDEDEA}
.box-red .eyebrow{color:#F2D58C}
.ico{width:46px;height:46px;border-radius:12px;background:var(--gold-soft);color:var(--red);display:grid;place-items:center}
.ico svg{width:24px;height:24px}
.prose{display:grid;gap:14px;max-width:64ch}
.prose p{margin:0;color:var(--muted)}
.prose p.lead2{font-size:19px;color:var(--fg)}
.prose h3{font-size:26px;margin-top:8px}
.src{font-size:13px;color:var(--muted);margin:14px 0 0}
.src a{color:inherit}

/* các bước */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;counter-reset:st}
.steps li{position:relative;display:grid;gap:6px;align-content:start;padding-top:58px}
.steps li::before{counter-increment:st;content:counter(st);position:absolute;top:0;left:0;width:44px;height:44px;border-radius:50%;background:var(--red);color:#FFF;font:700 24px/44px var(--display);text-align:center}
.steps li::after{content:"";position:absolute;top:21px;left:56px;right:-12px;height:2px;background:var(--line)}
.steps li:last-child::after{display:none}
.steps h3{font-size:23px}
.steps p{margin:0;font-size:15px;color:var(--muted)}

/* bảng thông số dạng danh sách */
.kv{margin:0;display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px 18px;font-size:15px}
.kv dt{color:var(--muted)}
.kv dd{margin:0;font-weight:600}

/* trang sản phẩm */
.shop-group + .shop-group{margin-top:64px}
.group-head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px 24px;flex-wrap:wrap;margin-bottom:22px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.group-head h2{font-size:clamp(30px,3.4vw,40px);margin-top:4px}
.group-head p{margin:6px 0 0;color:var(--muted);font-size:15px;max-width:60ch}
.group-head .linkbtn{padding:0;min-height:0}
.shop{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.pc{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--bg);position:relative;transition:box-shadow .2s,border-color .2s}
@media (hover:hover){.pc:hover{box-shadow:var(--shadow);border-color:var(--gold)}}
.pc-img{display:block;aspect-ratio:1/1;background:var(--surface);overflow:hidden}
.pc-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s}
@media (hover:hover){.pc:hover .pc-img img{transform:scale(1.03)}}
.pc-b{padding:14px 16px 16px;display:flex;flex-direction:column;gap:3px;flex:1}
.pc-k{font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--red)}
.pc h3{font-size:23px;line-height:1.1}
.pc h3 a{text-decoration:none}
.pc h3 a::after{content:"";position:absolute;inset:0;z-index:0}
.pc-m{font-size:14px;color:var(--muted)}
.pc-p{margin-top:auto;padding-top:12px;display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}
.pc-p b{font-family:var(--display);font-size:29px;color:var(--red);font-variant-numeric:tabular-nums;line-height:1}
.pc-p span{font-size:13px;color:var(--muted)}
.pc .btn{position:relative;z-index:1;margin-top:12px;width:100%;min-height:44px;font-size:14px}
.pc .btn:hover{background:var(--red);border-color:var(--red);color:#FFF}
.pc-in{position:absolute;top:10px;left:10px;z-index:1;background:var(--ok);color:#FFF;font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px}
.pc-lead{background:var(--red-deep);color:#FFF;border-radius:16px;padding:26px 24px;display:flex;flex-direction:column;gap:12px}
.pc-lead .eyebrow{color:#F2D58C}
.pc-lead h3{font-size:34px}
.pc-lead p{margin:0;color:#FDEDEA;font-size:15px}
.pc-lead ul{list-style:none;margin:4px 0 0;padding:0;display:grid;gap:8px;font-size:14px;color:#FDEDEA}
.pc-lead li{display:grid;grid-template-columns:20px minmax(0,1fr);gap:8px}
.pc-lead li svg{width:18px;height:18px;color:#F2D58C;margin-top:3px}
.pc-lead .btn{margin-top:auto;align-self:flex-start}
.cmp table{min-width:680px}
.cmp td,.cmp th{padding:14px 16px}
.cmp td:first-child{font-weight:600}
.cmp td:first-child a{text-decoration:none}
.cmp td:first-child a:hover{text-decoration:underline}
.cmp .n{display:block;font-family:var(--display);font-size:24px;color:var(--red);font-weight:700;line-height:1.1}
.cmp .dn{display:block;font-size:13px;color:var(--muted);white-space:nowrap}
.hp-b{flex:1;display:flex;flex-direction:column}
.hp-price{margin-top:auto;padding-top:6px}
.assure4{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.assure4 li{display:grid;grid-template-columns:24px minmax(0,1fr);gap:10px;align-items:start;font-size:14px;line-height:1.45;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:var(--bg)}
.assure4 svg{width:22px;height:22px;color:var(--ok)}
.assure4 b{display:block;font-size:15px}

/* trang chủ */
.home .hp-grid .hp-card .tags .chip{display:none}
.why .box{text-align:left}
.rc-mini{border:1px solid var(--line);border-radius:16px;padding:20px;display:grid;gap:8px;align-content:start;text-decoration:none;background:var(--bg);transition:border-color .2s}
.rc-mini:hover{border-color:var(--red)}
.rc-mini h3{font-size:24px}
.rc-mini p{margin:0;font-size:15px;color:var(--muted)}
.rc-mini .for{font-size:12px;font-weight:700;color:var(--red);text-transform:uppercase;letter-spacing:1px}

/* trang chi tiết */
.pdp-per{font-size:14px;color:var(--muted);margin-top:-6px}
.pdp-sec{padding-block:56px}
.feat4 .box{gap:8px}
.feat4 h3{font-size:22px}
.feat4 b.big{font-family:var(--display);font-size:30px;color:var(--red);line-height:1}
.cert-card{display:grid;grid-template-columns:150px minmax(0,1fr);gap:20px;align-items:start}
.cert-card button{all:unset;cursor:zoom-in;display:block}
.cert-card img{width:150px;height:auto;border-radius:8px;box-shadow:var(--shadow);display:block}
.cert-card .cert-t p{margin:0;color:var(--muted);font-size:15px}
.cert-card + .cert-card{margin-top:22px;padding-top:22px;border-top:1px solid var(--line)}
.rc-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}

/* câu chuyện */
.tl.tl-wide{gap:22px}
.press-big{display:grid;gap:8px;padding:22px;border:1px solid var(--line);border-radius:16px;background:var(--bg);text-decoration:none}
.press-big:hover{border-color:var(--gold)}
.press-big .eyebrow{font-size:12px}
.press-big h3{font-size:26px}
.press-big p{margin:0;color:var(--muted);font-size:15px}
.press-big span.go{font-weight:700;color:var(--red);font-size:14px}
.cta-band{background:var(--red-deep);color:#FFF}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;padding-block:44px}
.cta-band h2{font-size:clamp(30px,3.6vw,42px)}
.cta-band p{margin:6px 0 0;color:#FDEDEA}
.cta-band .eyebrow{color:#F2D58C}

/* chứng nhận */
.ocop-table td,.ocop-table th{padding:12px 14px}
.ocop-table table{min-width:560px}
.cert-big{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:36px;align-items:center}
.cert-big .cert-img img{box-shadow:var(--shadow)}

/* quà Tết */
.giftc{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--bg)}
.giftc .pc-img img{object-position:50% 35%}
.giftc .pc-b{gap:6px}
.giftc .who{font-size:14px;color:var(--muted);margin:0}
.giftc .two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px;margin-top:12px}
.giftc .two .btn{min-height:44px;padding:0 10px;font-size:14px}
.budget .box b.p{font-family:var(--display);font-size:28px;color:var(--red);line-height:1}
.budget ul{list-style:none;padding:0;display:grid;gap:8px}
.budget li{display:flex;justify-content:space-between;gap:10px;border-top:1px dashed var(--line);padding-top:8px;font-size:15px}
.budget li a{text-decoration:none;font-weight:600}
.budget li a:hover{text-decoration:underline}
.budget li span{color:var(--red);font-weight:700;white-space:nowrap;font-variant-numeric:tabular-nums}

/* cẩm nang */
.dish table{min-width:640px}
.dish td,.dish th{padding:12px 16px}
.rc .ing{margin:0;padding-left:18px;font-size:15px;display:grid;gap:2px}
.rc h4{margin:6px 0 0;font-size:14px;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}
.rc ol{margin:0;padding-left:20px;font-size:15px;display:grid;gap:4px}
.faq2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 20px;align-items:start}
.faq2 .faq{margin:0}

/* thanh đạm trong hộp */
.scalebox{background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:22px 22px 18px}
.scalebox .bar{margin-top:58px}

@media (max-width:980px){
  .g4,.assure4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:32px}
  .steps li:nth-child(2)::after{display:none}
  .ph-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .ph-img{max-width:420px}
}
@media (max-width:860px){
  .g2,.g3,.cert-big,.rc-list,.faq2{grid-template-columns:minmax(0,1fr)}
  .shop{grid-template-columns:minmax(0,1fr);gap:12px}
  .pc{flex-direction:row}
  .pc-img{width:150px;flex:none;aspect-ratio:auto;min-height:150px}
  .pc-img img{height:100%}
  .pc-b{padding:12px 16px}
  .pc .btn{width:auto;align-self:flex-start;padding:0 18px}
  .pc-lead ul{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:600px){
  .page-hero .wrap{padding-block:14px 36px}
  .page-hero .crumbs{padding-bottom:16px}
  .page-hero .lead{font-size:16px}
  .fact{padding:12px 14px}.fact b{font-size:26px}
  section{padding-block:48px}
  .pdp-sec{padding-block:44px}
  .pc-img{width:118px;min-height:118px}
  .pc-b{padding:10px 12px}
  .pc h3{font-size:19px}
  .pc-k{font-size:11px;letter-spacing:.5px}
  .pc-m{font-size:13px}
  .pc-p b{font-size:23px}
  .pc-p span{display:none}
  .pc .btn{min-height:40px;font-size:13px;padding:0 8px}
  .pc-lead{padding:20px}
  .pc-lead ul{grid-template-columns:minmax(0,1fr)}
  .pc-lead h3{font-size:28px}
  .steps,.assure4{grid-template-columns:minmax(0,1fr)}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .g4 .box{padding:16px}
  .g4 .box h3{font-size:19px}
  .g4 .box p{font-size:14px}
  .g4 .ico{width:38px;height:38px}
  .g2{gap:20px}
  .steps li{padding:0 0 0 58px;min-height:44px}
  .steps li::after{display:none}
  .cert-card{grid-template-columns:100px minmax(0,1fr)}
  .cert-card img{width:100px}
  .cta-band .wrap{padding-block:36px}
}

.band .b2b-card{background:var(--bg)}
.scalebox .kv dt a{text-decoration:none;font-weight:600;color:var(--fg)}
.scalebox .kv dt a:hover{text-decoration:underline}
.scalebox .kv dd{font-weight:500;color:var(--muted)}

/* Facebook */
.fb-btn{background:#FFF;color:#1877F2;width:44px;padding:0}
.fb-btn svg{width:22px;height:22px}
.fb-btn:hover{background:#E7F0FD}
.fb-solid{background:#1877F2;color:#FFF}
.fb-solid:hover{background:#0F5FCC}
.fb-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:22px;align-items:center;padding:24px 28px;border:1px solid var(--line);border-radius:18px;background:var(--surface)}
.fb-ic{width:60px;height:60px;border-radius:16px;background:#1877F2;color:#FFF;display:grid;place-items:center}
.fb-ic svg{width:34px;height:34px}
.fb-t h3{font-size:28px;margin:4px 0 6px}
.fb-t p{margin:0;color:var(--muted);font-size:15px;max-width:60ch}
.b2b-direct .ctas{gap:8px}
@media (max-width:860px){.fb-card{grid-template-columns:auto minmax(0,1fr);align-items:start}.fb-card .ctas{grid-column:1/-1}}
@media (max-width:700px){.fb-btn{display:none}}
@media (max-width:480px){.fb-card{padding:20px;gap:16px}.fb-ic{width:48px;height:48px}.fb-ic svg{width:28px;height:28px}.fb-card .ctas .btn{flex:1 1 100%}}