/* Châu Minh Pets — trang chủ bản 2 (bản thử). Ba nền theo loài, đổi bằng html[data-loai]. */
:root{
  /* tắc kè da báo = sa mạc (mặc định, cả khi tắt JS) */
  --glass:#F1E5CA; --panel:#FFFBF1; --panel-2:#F7EBD2; --ink:#2B1D0E; --muted:#54442F;
  --line:#D8C49C; --line-soft:#E9DBBB; --brand:#9A4B18; --brand-d:#7A3A12; --brand-tint:#F3DFBB;
  --amber:#E8962A; --amber-l:#F6C57C; --amber-ink:#2A1700;
  --inv:#2B1D0E; --inv-ink:#F6E9CF; --inv-muted:#D9C7A3;
  --ok:#17663F; --no:#8C3B2E; --pre:#34559E; --mat:#FFFFFF; --stage-tint:#F3DFBB;
  --head:'Bricolage Grotesque Variable','Bricolage Grotesque',system-ui,sans-serif;
  --body:'Source Sans 3 Variable','Source Sans 3',system-ui,sans-serif;
  --r:16px;
  /* viền tiêu điểm = màu chữ (DEC-082 điều 1: cam #E8962A trên nền kem chỉ 1,9–2,3:1 < 3:1); tự theo nền của từng loài vì --ink đổi theo */
  --focus:var(--ink);
}
html[data-loai="tac-ke-mao"]{
  --glass:#E2F0E7; --panel:#FAFFFC; --panel-2:#EAF5EE; --ink:#0C2A21; --muted:#335247;
  --line:#B5D4C3; --line-soft:#D3E7DB; --brand:#0F766E; --brand-d:#0A5A54; --brand-tint:#CBE8DD;
  --inv:#0C2A21; --inv-ink:#E8F5EE; --inv-muted:#B9D5C8; --stage-tint:#CBE8DD;
}
html[data-loai="ran-ngo"]{
  --glass:#0E1618; --panel:#152023; --panel-2:#1B2A2E; --ink:#EAF1EE; --muted:#BACBC5;
  --line:#2D4043; --line-soft:#223335; --brand:#5CC9BC; --brand-d:#3FA79B; --brand-tint:#1D3A3C;
  --inv:#05090A; --inv-ink:#EAF1EE; --inv-muted:#BACBC5;
  --ok:#6FD39B; --no:#FF9A8C; --pre:#8FB0FF; --mat:#F5F9F8; --stage-tint:#D3E6E2;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding:16px 0 96px}
[hidden]{display:none!important}
body{margin:0;background:var(--glass);color:var(--ink);font:400 17px/1.5 var(--body);overflow-x:clip;transition:background-color .5s,color .5s}
img,svg{max-width:100%}
a{color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
/* vùng nền tối (--inv): màu chữ đậm sẽ chìm ⇒ giữ cam, cam trên nền tối tương phản cao */
footer,.sample,.total{--focus:var(--amber)}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:50;background:var(--amber);color:var(--amber-ink);padding:10px 16px;font-weight:700;border-radius:8px;text-decoration:none}
.skip:focus{top:12px}
.wrap{max-width:1360px;margin:0 auto;padding:0 32px}
h1,h2,h3,h4{font-family:var(--head);margin:0}

.sample{background:var(--inv);color:var(--inv-ink);font-size:14px;padding:8px 32px;line-height:1.4}
.sample b{color:var(--amber-l);font-weight:600}

/* ---------- đầu trang ---------- */
header.top{background:var(--panel);border-bottom:1px solid var(--line);position:relative;z-index:5;transition:background-color .5s}
.top-in{display:grid;grid-template-columns:auto minmax(0,1fr) auto auto;align-items:center;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font:800 24px/1 var(--head);letter-spacing:-.03em}
.brand i{width:32px;height:32px;border-radius:50%;background:linear-gradient(90deg,var(--amber) 0 50%,var(--brand) 50% 100%);display:block;box-shadow:inset 0 0 0 2px var(--ink)}
.search{display:flex;min-width:0;max-width:560px;width:100%;justify-self:center;border:2px solid var(--ink);border-radius:999px;background:var(--panel-2);overflow:hidden}
.search input{flex:1;min-width:0;border:0;background:transparent;color:var(--ink);font:400 17px var(--body);padding:0 18px;min-height:46px}
.search input::placeholder{color:var(--muted);opacity:1}
.search input:focus-visible{outline-offset:-3px}
.search button{border:0;background:var(--ink);color:var(--glass);font:700 16px var(--body);padding:0 22px;cursor:pointer;min-height:46px}
.hotline{font-size:15px;line-height:1.25;white-space:nowrap}
.hotline small{display:block;color:var(--muted)}
.ph{background:rgba(232,150,42,.2);padding:1px 7px;font-size:13px;color:var(--ink);border-radius:4px;font-weight:600;border:1px dashed var(--amber)}
.cart{display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:var(--glass);padding:0 18px;min-height:46px;text-decoration:none;font-weight:700;border-radius:999px;white-space:nowrap}
.cart b{background:var(--amber);color:var(--amber-ink);min-width:26px;height:26px;border-radius:13px;display:grid;place-items:center;font-size:15px;padding:0 6px}
nav.main{border-top:1px solid var(--line-soft)}
nav.main ul{list-style:none;margin:0;padding:0;display:flex;gap:6px 28px;flex-wrap:wrap}
nav.main a{display:inline-flex;align-items:center;min-height:46px;text-decoration:none;font-weight:600;border-bottom:3px solid transparent}
nav.main a:hover{border-bottom-color:var(--amber)}
nav.main a[aria-current]{border-bottom-color:var(--brand)}
.menu-m{display:none}

/* ---------- khối đầu trang: cảnh nền theo loài ---------- */
.hero{position:relative;isolation:isolate;padding:48px 0 138px}
.scenes{position:absolute;inset:0;z-index:-1;pointer-events:none;overflow:hidden;background:var(--glass)}
.scenes picture{display:contents}
.scenes img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 100%;opacity:0;transition:opacity .7s ease}
.scenes img.on{opacity:1}
.hero-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,640px);gap:40px;align-items:end}
.hero h1{font-weight:800;font-size:clamp(36px,4.6vw,66px);line-height:.98;letter-spacing:-.04em;margin:0 0 20px;text-wrap:balance}
.glassbox{max-width:46ch;margin:0 0 22px;padding:14px 18px;border-radius:14px;background:color-mix(in srgb,var(--glass) 78%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid color-mix(in srgb,var(--ink) 14%,transparent)}
.hero .lead{font-size:20px;line-height:1.45;margin:0 0 8px}
.hero .mota{font-size:17px;font-weight:600;margin:0;min-height:3em}
.hero .pick{font:800 18px var(--head);margin:0 0 12px;letter-spacing:-.01em;text-align:right}
.hero .pickbox{justify-self:end;width:100%}
.arches{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.arch{position:relative;display:flex;flex-direction:column;justify-content:flex-end;aspect-ratio:4/5;border-radius:999px 999px 16px 16px;overflow:hidden;border:3px solid var(--ink);text-decoration:none;color:#fff;background-color:#222;background-size:auto 168%;background-position:var(--pos,50%) 100%;padding:14px 12px 14px;isolation:isolate;transition:transform .25s,outline-color .25s}
.arch::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(to top,rgba(5,9,10,.92) 0,rgba(5,9,10,.8) 40%,rgba(5,9,10,.45) 62%,rgba(5,9,10,0) 84%)}
.arch strong{font:800 19px/1.1 var(--head);letter-spacing:-.02em;display:block}
.arch span{font-size:14.5px;line-height:1.3;display:block;margin-top:3px}
.arch .dang{display:none;position:absolute;top:44px;left:50%;transform:translateX(-50%);background:var(--amber);color:var(--amber-ink);font:700 13px var(--body);padding:2px 10px;border-radius:999px;white-space:nowrap}
.arch:hover{transform:translateY(-4px)}
.arch[aria-current="true"]{outline:4px solid var(--amber);outline-offset:3px;transform:translateY(-8px)}
/* viền cam ở trên là dấu "đang xem" (có chữ "Đang xem" đi kèm); khi bàn phím đứng ở thẻ thì viền tiêu điểm phải thắng, kể cả thẻ đang chọn */
.arch:focus-visible,.arch[aria-current="true"]:focus-visible{outline:4px solid var(--focus);outline-offset:3px}
.arch[aria-current="true"] .dang{display:block}
.arch.a1{background-image:url(/scenes/sa-mac.svg);--pos:20%}
.arch.a2{background-image:url(/scenes/rung-mua.svg);--pos:56%}
.arch.a3{background-image:url(/scenes/hang-dem.svg);--pos:6%}
@media (prefers-reduced-motion:reduce){
  .arch.a1{background-image:url(/scenes/sa-mac-tinh.svg)}
  .arch.a2{background-image:url(/scenes/rung-mua-tinh.svg)}
  .arch.a3{background-image:url(/scenes/hang-dem-tinh.svg)}
}
.cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{font:700 17px var(--body);background:var(--amber);color:var(--amber-ink);border:2px solid var(--ink);padding:0 22px;min-height:52px;cursor:pointer;border-radius:10px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;text-align:center}
.btn:hover{background:#F0A640}
.btn.ghost{background:var(--panel);color:var(--ink)}
.btn.ghost:hover{background:var(--panel-2)}
.btn.sm{min-height:44px;font-size:15.5px;padding:0 16px}

/* ---------- bộ biểu tượng SVG (lát 6-9): màu tô bằng lớp thay cho style="…" nội tuyến ⇒ CSP style-src chỉ 'self' ---------- */
.sprite{position:absolute}
.f-bt{fill:var(--brand-tint)}
.f-am{fill:var(--amber)}
.f-al{fill:var(--amber-l)}
.s-br{stroke:var(--brand)}
.s-am{stroke:var(--amber)}

/* ---------- dải cam kết ---------- */
.trust{margin-top:-86px;position:relative;z-index:2}
.trust ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:var(--panel);border:2px solid var(--ink);border-radius:var(--r);box-shadow:0 18px 30px -22px rgba(0,0,0,.5);overflow:hidden}
.trust li{padding:16px 18px;display:flex;gap:12px;align-items:flex-start;border-left:1px solid var(--line)}
.trust li:first-child{border-left:0}
.trust .ic{flex:none;width:38px;height:38px}
.trust b{display:block;font:700 17px/1.2 var(--head)}
.trust span{display:block;color:var(--muted);font-size:15px;line-height:1.35;margin-top:2px}

/* ---------- khung chính: cột danh mục + nội dung ---------- */
.shell{display:grid;grid-template-columns:264px minmax(0,1fr);gap:32px;padding-top:36px;padding-bottom:24px}
.rail{align-self:start;position:sticky;top:16px;display:grid;grid-template-columns:minmax(0,1fr);gap:16px;min-width:0}
.rail>*{min-width:0}
.card{background:var(--panel);border:2px solid var(--ink);border-radius:var(--r);transition:background-color .5s}
.rail nav{padding:6px 0}
.rail h2{font:800 18px var(--head);padding:12px 16px 8px;letter-spacing:-.01em}
.rail ul{list-style:none;margin:0;padding:0}
.rail li a{display:flex;align-items:center;gap:12px;min-height:46px;padding:4px 16px;text-decoration:none;font-weight:600;font-size:16.5px;line-height:1.25;border-top:1px solid var(--line-soft)}
.rail li:first-child a{border-top:0}
.rail li a:hover{background:var(--panel-2)}
.rail .ic{flex:none;width:30px;height:30px}
.help{padding:16px}
.help h2{padding:0 0 6px}
.help p{margin:0 0 8px;font-size:15.5px;color:var(--muted)}
.help p.l{color:var(--ink);font-size:15.5px}
.content{min-width:0;display:grid;gap:64px}
.sec-h{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:18px;flex-wrap:wrap}
.sec-h h2{font-weight:800;font-size:clamp(28px,2.7vw,40px);line-height:1.05;letter-spacing:-.03em}
.sec-h p{margin:6px 0 0;color:var(--muted);max-width:62ch}

/* bộ setup */
.kit-top{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:24px;margin-bottom:22px;align-items:stretch}
.fig{margin:0;background:var(--mat);color:#0D2A2C;border:2px solid var(--ink);border-radius:var(--r);padding:14px 14px 10px}
.fig svg{display:block;width:100%;height:auto}
.fig figcaption{font-size:14px;color:#445F5E;padding:8px 6px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.facts{display:grid;gap:14px;align-content:start}
.fact{border-top:4px solid var(--amber);padding-top:12px}
.fact:nth-child(2){border-top-color:var(--brand)}
.fact:nth-child(3){border-top-color:var(--ink)}
.fact h3{font:700 20px/1.18 var(--head);letter-spacing:-.015em;margin:0 0 4px}
.fact p{margin:0;color:var(--muted)}
.list{container-type:inline-size;background:var(--panel);border:2px solid var(--ink);border-radius:var(--r);overflow:hidden}
.row{display:grid;grid-template-columns:44px minmax(0,1fr) 172px 118px 150px;gap:6px 16px;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line-soft)}
.row:last-of-type{border-bottom:0}
.n{width:32px;height:32px;border-radius:50%;background:var(--ink);color:var(--glass);display:grid;place-items:center;font:700 16px var(--head)}
.row h3{font:700 18px/1.25 var(--head);letter-spacing:-.01em}
.row .role{margin:2px 0 0;color:var(--muted);font-size:15.5px;line-height:1.38}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-size:14px;font-weight:600;border:1.5px solid var(--ink);border-radius:6px;padding:1px 8px}
.chip.heat{background:var(--amber-l);border-color:var(--amber-ink);color:var(--amber-ink)}
.price{font:700 18px var(--head);text-align:right;white-space:nowrap}
.price small{display:block;font:600 13px var(--body);color:var(--muted);white-space:normal}
.stock{display:inline-flex;align-items:center;gap:7px;font-size:15px;font-weight:600;white-space:nowrap}
.stock::before{content:"";width:10px;height:10px;background:currentColor;flex:none}
.stock.ok{color:var(--ok)}.stock.no{color:var(--no)}.stock.pre{color:var(--pre)}.stock.pre::before{border-radius:50%}
.add{font:700 15.5px var(--body);background:transparent;color:var(--ink);border:2px solid var(--ink);border-radius:8px;padding:0 14px;min-height:44px;cursor:pointer;white-space:nowrap}
.add:hover{background:var(--amber-l);color:var(--amber-ink)}
.add[aria-pressed="true"]{background:var(--ink);color:var(--glass)}
.total{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 20px;background:var(--inv);color:var(--inv-ink);flex-wrap:wrap}
.total strong{font:800 26px var(--head)}
.total .note{color:var(--inv-muted);font-size:15px;max-width:56ch}
@container (max-width:780px){
  .row{grid-template-columns:40px minmax(0,1fr) auto;grid-template-areas:"n t p" "n r r" "n c c" "n a a"}
  .row .n{grid-area:n;align-self:start}.row .t{grid-area:t}.row .r{grid-area:r}.row .c{grid-area:c}.row .price{grid-area:p}.row .act{grid-area:a}
  .row .act .add{width:100%}
}

/* danh mục */
.cats{container-type:inline-size}
.cats ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.cat{position:relative;display:flex;flex-direction:column;justify-content:space-between;gap:14px;min-height:170px;height:100%;background:var(--panel);border:2px solid var(--ink);border-radius:var(--r);padding:18px;text-decoration:none;overflow:hidden;isolation:isolate;transition:transform .2s,box-shadow .2s,background-color .5s}
.cat:hover{transform:translateY(-3px);box-shadow:0 14px 22px -16px rgba(0,0,0,.55)}
.cat .ic{width:56px;height:56px}
.cat h3{font:800 21px/1.12 var(--head);letter-spacing:-.02em}
.cat p{margin:4px 0 0;color:var(--muted);font-size:15.5px;line-height:1.35}
.cats li.wide{grid-column:span 2}
.cat.tint{background:var(--brand-tint)}
.cat.photo{padding:0;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0;align-items:stretch}
.cat.photo .tx{padding:18px;align-self:end}
.cat.photo .pic{position:relative;background:var(--mat);border-left:2px solid var(--ink);min-height:150px}
.cat.photo img{position:absolute;inset:6%;width:88%;height:88%;object-fit:contain;display:block}
@container (max-width:760px){
  .cats ul{grid-template-columns:repeat(2,minmax(0,1fr))}.cats li.wide{grid-column:auto}.cat{min-height:150px}
  .cat.photo{grid-template-columns:minmax(0,1fr);grid-template-rows:auto 1fr}
  .cat.photo .pic{order:-1;border-left:0;border-bottom:2px solid var(--ink);min-height:0;aspect-ratio:3/2;width:100%;align-self:start}
}

/* sản phẩm */
.cards{container-type:inline-size}
.cards ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.prod{display:flex;flex-direction:column;height:100%;background:var(--panel);border:2px solid var(--ink);border-radius:var(--r);overflow:hidden;transition:background-color .5s}
.stage{position:relative;aspect-ratio:1/1;background:radial-gradient(120% 90% at 50% 100%,var(--stage-tint),var(--mat) 72%);display:grid;place-items:center;border-bottom:2px solid var(--ink)}
.stage img{width:84%;height:84%;object-fit:contain}
.stage .ic{width:58%;height:58%;color:#0D2A2C}
.prod .tx{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.prod h3{font:700 18px/1.22 var(--head);letter-spacing:-.01em}
.prod .meta{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto}
.prod .price{font-size:19px;text-align:left}
.prod .add{width:100%}
@container (max-width:880px){.cards ul{grid-template-columns:repeat(2,minmax(0,1fr))}}
@container (max-width:420px){.cards ul{grid-template-columns:minmax(0,1fr)}}

/* hướng dẫn */
.guides ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.guide{display:flex;flex-direction:column;gap:10px;height:100%;background:var(--panel);border:2px solid var(--ink);border-top-width:8px;border-radius:var(--r);padding:20px;text-decoration:none;transition:background-color .5s}
.guide:hover{background:var(--panel-2)}
.guide:nth-child(1){border-top-color:var(--amber)}
.tag{align-self:flex-start;font-size:13px;font-weight:700;border:1.5px solid var(--ink);border-radius:6px;padding:0 8px}
.guide h3{font:800 21px/1.18 var(--head);letter-spacing:-.02em}
.guide p{margin:0;color:var(--muted)}
.guide .go{margin-top:auto;font-weight:700;text-decoration:underline;text-underline-offset:4px}

/* quy trình */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:b}
.steps li{counter-increment:b;border-top:4px solid var(--ink);padding-top:14px}
.steps li::before{content:counter(b);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--amber);color:var(--amber-ink);font:800 19px var(--head);margin-bottom:10px;border:2px solid var(--ink)}
.steps h3{font:700 20px/1.2 var(--head);margin-bottom:4px}
.steps p{margin:0;color:var(--muted)}

/* người bán + hỏi đáp */
.ppl{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:28px;align-items:start}
.photo-ph{aspect-ratio:4/3;background:repeating-linear-gradient(135deg,var(--panel-2) 0 14px,var(--panel) 14px 28px);border:2px dashed var(--ink);border-radius:var(--r);display:grid;place-items:center;text-align:center;padding:20px;color:var(--muted);font-weight:600}
.ppl h3{font:800 26px/1.1 var(--head);letter-spacing:-.025em;margin-bottom:8px}
.ppl p{margin:0 0 12px;color:var(--muted)}
.contacts{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:8px}
.faq{display:grid;gap:10px}
.faq details{background:var(--panel);border:2px solid var(--ink);border-radius:12px;transition:background-color .5s}
.faq summary{cursor:pointer;list-style:none;min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:8px 18px;font:700 18px/1.25 var(--head)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:700 26px var(--body);flex:none;width:28px;text-align:center}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:0;padding:0 18px 16px;color:var(--muted)}

/* chân trang */
footer{background:var(--inv);color:var(--inv-muted);padding:44px 0 52px;font-size:15.5px;margin-top:40px;transition:background-color .5s}
footer .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.2fr;gap:28px}
footer h2{color:var(--inv-ink);font:700 17px var(--head);margin:0 0 10px}
footer p{margin:0 0 6px}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
footer a{display:inline-block;padding:5px 0;text-decoration:none}
footer a:hover{text-decoration:underline;color:var(--inv-ink)}
footer .ph{color:var(--inv-ink)}
.legal{border-top:1px solid rgba(255,255,255,.18);margin-top:28px;padding-top:16px;font-size:14px}

.fab{position:fixed;right:18px;bottom:18px;z-index:20;display:inline-flex;align-items:center;gap:8px;min-height:52px;padding:0 20px;border-radius:999px;background:var(--amber);color:var(--amber-ink);border:2px solid var(--ink);font:700 16.5px var(--body);text-decoration:none;box-shadow:0 10px 24px -10px rgba(0,0,0,.55)}
.toast{position:fixed;left:50%;bottom:86px;transform:translate(-50%,16px);z-index:30;background:var(--ink);color:var(--glass);padding:12px 18px;border-radius:10px;max-width:min(92vw,520px);font-size:15.5px;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* ---------- co theo màn hình ---------- */
@media (max-width:1180px){
  .top-in{grid-template-columns:auto minmax(0,1fr) auto}
  .hotline{display:none}
  .shell{grid-template-columns:minmax(0,1fr);gap:24px}
  .rail{position:static}
  .rail nav{padding:0;border:0;background:none}
  .rail h2,.help{display:none}
  .rail ul{display:flex;gap:10px;overflow-x:auto;padding:2px 2px 10px;scroll-snap-type:x proximity}
  .rail li{flex:none;scroll-snap-align:start}
  .rail li a{border:2px solid var(--ink);border-radius:999px;background:var(--panel);padding:4px 16px 4px 10px}
  .rail li:first-child a{border-top:2px solid var(--ink)}
  .rail .ic{width:26px;height:26px}
  .rail .card{border:0;background:none}
  .kit-top{grid-template-columns:minmax(0,1fr)}
  .facts{grid-template-columns:repeat(3,minmax(0,1fr))}
  .trust ul{grid-template-columns:repeat(2,minmax(0,1fr))}
  .trust li:nth-child(3){border-left:0}
  .trust li:nth-child(n+3){border-top:1px solid var(--line)}
  footer .cols{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:1100px){
  .hero-in{grid-template-columns:minmax(0,1fr);gap:20px}
  .hero-in>div:first-child{display:contents}
  .hero h1{order:1;margin:0}.pickbox{order:2}.glassbox{order:3;margin:0}.cta{order:4}
  .hero .pick{text-align:left}
  .hero .pickbox{justify-self:start;max-width:620px}
}
@media (max-width:900px){
  nav.main{display:none}
  .menu-m{display:block;border-top:1px solid var(--line-soft)}
  .menu-m summary{cursor:pointer;min-height:48px;display:flex;align-items:center;font-weight:700;list-style:none}
  .menu-m summary::-webkit-details-marker{display:none}
  .menu-m ul{list-style:none;margin:0;padding:0 0 10px;display:grid}
  .menu-m a{display:flex;align-items:center;min-height:46px;text-decoration:none;font-weight:600}
  .guides ul{grid-template-columns:minmax(0,1fr)}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ppl{grid-template-columns:minmax(0,1fr)}
  .facts{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
  .wrap{padding:0 16px}.sample{padding:8px 16px}
  .top-in{gap:12px;grid-template-columns:minmax(0,1fr) auto;min-height:64px}
  .search{grid-column:1 / -1;grid-row:2;max-width:none;margin-bottom:12px}
  .brand{font-size:21px}
  .cart{padding:0 12px}.cart span{display:none}
  .hero{padding:28px 0 118px;min-height:0}
  .hero .lead{font-size:18px}
  .arches{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
  .arch{padding:10px 8px 10px}
  .arch strong{font-size:15.5px}.arch span{font-size:13px}
  .arch .dang{top:30px;font-size:12px;padding:1px 8px}
  .cta .btn{flex:1 1 100%}
  .trust{margin-top:-70px}
  .trust ul{grid-template-columns:minmax(0,1fr)}
  .trust li{border-left:0;border-top:1px solid var(--line)}
  .trust li:first-child{border-top:0}
  .steps{grid-template-columns:minmax(0,1fr)}
  .total{padding:16px}
  .fig{padding:8px;border-radius:12px}
  footer .cols{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  footer .cols>div:first-child{grid-column:1 / -1}
  .fab{right:12px;bottom:12px;padding:0 16px}
}
@media (max-width:420px){footer .cols{grid-template-columns:minmax(0,1fr)}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/* ---------- trang nhóm hàng (chuồng kính) ---------- */
.page{padding-block:28px 40px;display:grid;gap:28px}
.crumb ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px;font-size:15.5px;color:var(--muted)}
.crumb li+li::before{content:"›";margin-right:6px}
.crumb a{display:inline-block;padding:2px 0;text-underline-offset:3px}
.ph-head h1{font:800 clamp(32px,4.2vw,54px)/1 var(--head);letter-spacing:-.035em;margin:0 0 12px}
.ph-head .lead{max-width:62ch;margin:0;font-size:19px;color:var(--muted)}
.locbar{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto;gap:16px 24px;background:var(--panel);border:2px solid var(--ink);border-radius:var(--r);padding:16px 18px;align-items:start}
.locbar fieldset{border:0;margin:0;padding:0;min-width:0}
.locbar legend{font:800 15px var(--head);padding:0;margin-bottom:8px}
.fchips{display:flex;flex-wrap:wrap;gap:8px}
.fchip{position:relative;display:inline-flex}
.fchip input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}
.fchip span{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border:2px solid var(--ink);border-radius:999px;font-weight:600;font-size:16px;background:var(--panel)}
.fchip input:checked+span{background:var(--ink);color:var(--glass)}
.fchip input:focus-visible+span{outline:3px solid var(--focus);outline-offset:2px}
.sortbox{display:grid;gap:6px}
.sortbox label{font:800 15px var(--head)}
.sortbox select{min-height:44px;border:2px solid var(--ink);border-radius:10px;background:var(--panel);color:var(--ink);font:600 16px var(--body);padding:0 12px}
.bang{container-type:inline-size;border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);overflow:hidden}
#bangck{border-collapse:collapse;width:100%}
#bangck th,#bangck td{padding:10px 14px;text-align:left;vertical-align:middle;border-bottom:1px solid var(--line-soft)}
#bangck thead th{font:700 14px var(--body);color:var(--muted);background:var(--panel-2)}
#bangck tbody tr:last-child>*{border-bottom:0}
#bangck .num{text-align:right;white-space:nowrap}
#bangck .gia{font:800 18px var(--head)}
#bangck .im{width:84px}
#bangck .im img{width:64px;height:64px;object-fit:contain;background:var(--mat);border-radius:8px;display:block;border:1px solid var(--line)}
#bangck .im .ic{width:40px;height:40px;color:var(--muted);margin:12px}
#bangck th[scope=row]{font:700 17px var(--head)}
#bangck .kt{display:block}
#bangck .chip{display:inline-block;margin:4px 6px 0 0}
#bangck tr[hidden]{display:none}
.ghichu h2{margin-bottom:10px}
@container (max-width:780px){
  #bangck thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  #bangck,#bangck tbody{display:block}
  #bangck tr{display:grid;grid-template-columns:72px minmax(0,1fr) minmax(0,1fr);grid-template-areas:"im kt kt" "im lk lk" "im tt kl" "im gia act";gap:2px 12px;padding:12px 14px;border-bottom:1px solid var(--line-soft);align-items:center}
  #bangck tbody tr:last-child{border-bottom:0}
  #bangck th,#bangck td{padding:0;border:0;display:block;text-align:left}
  #bangck .im{grid-area:im;width:auto;align-self:start}
  #bangck th[scope=row]{grid-area:kt}
  #bangck td:nth-child(3){grid-area:lk;color:var(--muted);font-size:15.5px}
  #bangck td:nth-child(4){grid-area:tt}
  #bangck td:nth-child(5){grid-area:kl}
  #bangck td.gia{grid-area:gia}
  #bangck td.act{grid-area:act}
  #bangck td.num:not(.gia){font-size:15.5px;color:var(--muted)}
  #bangck td.num:not(.gia)::before{content:attr(data-label) ": "}
  #bangck .act .add{width:100%}
  /* ô thao tác chỉ còn ~76–111 px ở 320–390: cho chữ nút xuống dòng thay vì bị cắt ("Thêm vào giỏ" cần 105 px; đo 29/10, có từ trước 6-8) */
  #bangck .act .add{white-space:normal;padding:4px 8px;line-height:1.2}
}
@media (max-width:900px){.locbar{grid-template-columns:minmax(0,1fr)}}

/* Đợt 3: trang loài (/bo-setup/<loai>/) và trang chính sách */
.stack{display:grid;gap:36px}
.draftnote{border:2px dashed var(--amber);background:rgba(232,150,42,.14);border-radius:var(--r);padding:12px 16px;font-size:16px;max-width:80ch}
.draftnote .cc{display:block;margin-top:6px;color:var(--muted);font-size:14.5px}
mark.ph{background:rgba(232,150,42,.22);color:var(--ink);padding:1px 6px;border-radius:4px;border:1px dashed var(--amber);font-weight:600}
.doc{max-width:72ch;display:grid;gap:12px;font-size:17.5px;line-height:1.6}
.doc h2{font:800 clamp(22px,2.2vw,30px)/1.15 var(--head);letter-spacing:-.02em;margin:18px 0 0}
.doc p,.doc ul,.doc ol{margin:0}
.doc ul,.doc ol{padding-left:1.3em;display:grid;gap:8px}
.plain{margin:0;padding-left:1.2em;display:grid;gap:8px;max-width:80ch}
.plain.nguon{list-style:none;padding:0}
.plain.nguon li{display:grid;gap:2px}
.plain.nguon span{color:var(--muted);font-size:15.5px}
.note-bs{margin:12px 0;font-weight:600;max-width:80ch}
.gear{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:12px}
.gear li{border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);padding:14px 16px;display:grid;gap:6px}
.gear .gh{display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.gear h3{font:800 20px/1.2 var(--head);margin:0}
.gear p{margin:0;color:var(--muted);max-width:75ch}
.src{font-size:14.5px;color:var(--muted)}
.src a{color:inherit;text-underline-offset:3px}
.nh{display:inline-block;font:700 13.5px/1.4 var(--body);border:1.5px solid var(--ink);border-radius:6px;padding:1px 8px;white-space:nowrap;color:var(--ink)}
.nh.khop{color:var(--ok);border-color:var(--ok)}
.nh.lech{color:var(--no);border-color:var(--no)}
.nh.mot{color:var(--pre);border-color:var(--pre)}
.nh.nx{color:var(--brand-d);border-color:var(--brand-d)}
.nh.chua{color:var(--muted);border-color:var(--muted);border-style:dashed}
.care{container-type:inline-size;border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);overflow:hidden}
.care table{width:100%;border-collapse:collapse}
.care th,.care td{padding:12px 14px;text-align:left;vertical-align:top;border-top:1px solid var(--line-soft)}
.care thead th{font:700 14px var(--body);color:var(--muted);background:var(--panel-2);border-top:0}
.care tbody th.ts{font-weight:700;width:17%}
.care .nh{display:block;width:fit-content;margin-top:6px}
.care .v{display:grid;gap:2px;margin-bottom:8px}
.care .g{font-weight:600}
.care .src{display:block}
.care details summary{cursor:pointer;color:var(--muted);font-size:14px;text-underline-offset:3px;padding-block:2px;margin-block:-2px} /* 21 px ⇒ vùng bấm 25 px, bố cục không đổi */
.care details p{margin:4px 0 0;font-size:14.5px;color:var(--muted)}
/* lắp chuồng theo thứ tự (trang loài, 2/11/2026) — nội dung THẬT là trình tự nên có số; số tròn như .steps, thẻ như .gear */
.lap{list-style:none;margin:0;padding:0;display:grid;gap:12px;counter-reset:lap}
.lap>li{counter-increment:lap;display:grid;grid-template-columns:38px minmax(0,1fr);gap:14px;align-items:start;border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);padding:14px 16px}
.lap>li::before{content:counter(lap);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--amber);color:var(--amber-ink);font:800 19px var(--head);border:2px solid var(--ink)}
.lap-nd{display:grid;gap:6px;min-width:0}
.lap .y{display:grid;gap:4px;padding-top:10px;border-top:1px solid var(--line-soft)}
.lap-h+.y{border-top:0;padding-top:0}
.lap .y p{margin:0}
.lap .y .nh{margin-right:6px;vertical-align:1px}
.lap-h{display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap;min-height:38px}
.lap h3{font:800 20px/1.2 var(--head);margin:0}
.lap p{margin:0;color:var(--muted);max-width:75ch}
.lap p b{color:var(--ink);font-weight:700}
.lap details summary{cursor:pointer;color:var(--muted);font-size:14px;text-underline-offset:3px;padding-block:2px;margin-block:-2px}
.lap details p{margin:4px 0 0;font-size:14.5px}
@media (max-width:420px){.lap>li{grid-template-columns:32px minmax(0,1fr);gap:10px;padding:12px}.lap>li::before{width:32px;height:32px;font-size:16px}.lap-h{min-height:32px}}
@container (max-width:860px){
  .care thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .care tr{display:block;padding:12px 14px;border-top:1px solid var(--line-soft)}
  .care th,.care td{display:block;border:0;padding:4px 0;width:auto!important}
  .care td::before{content:attr(data-th);display:block;font:700 13px var(--body);color:var(--muted)}
}
.polgrid{list-style:none;margin:0;padding:0;display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.pc{display:grid;gap:6px;border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);padding:16px;text-decoration:none;color:var(--ink);height:100%}
.pc h2{font:800 20px/1.2 var(--head);margin:0}
.pc p{margin:0;color:var(--muted)}
.pc .pn{font-weight:600;font-size:14.5px;color:var(--brand-d)}

/* Đợt 5a: trang sản phẩm chuồng kính (/chuong-kinh/<mã>/) và trang hạ tầng (sơ đồ trang, 404) */
#bangck a.kt{color:var(--ink);text-underline-offset:3px;padding-block:2px;margin-block:-2px} /* 21 px ⇒ vùng bấm 25 px (≥ 24), chiều cao dòng không đổi */
#bangck a.kt:hover{color:var(--brand-d)}
.sp-top{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:28px;align-items:start}
.sp-media{margin:0;display:grid;gap:8px;min-width:0}
.sp-media .fr{aspect-ratio:1/1;max-width:100%;background:var(--mat);border:2px solid var(--ink);border-radius:var(--r);display:grid;place-items:center;overflow:hidden}
.sp-media img{width:100%;height:100%;object-fit:contain;display:block}
.sp-media .ic{width:42%;height:42%;color:var(--muted)}
.sp-media figcaption{font-size:14.5px;color:var(--muted);max-width:60ch}
.sp-buy{display:grid;gap:14px;min-width:0;align-content:start}
.sp-buy .ph-head h1{margin-bottom:8px}
.sp-gia{margin:0;font:800 clamp(30px,3.4vw,44px)/1 var(--head);letter-spacing:-.03em}
.sp-chips{display:flex;flex-wrap:wrap;gap:8px}
.sp-ph{margin:0}
.sp-act{display:flex;flex-wrap:wrap;gap:12px}
/* nút phụ "Xem giỏ hàng" (app.js, DEC-082 điều 2) — ở trang sản phẩm là nút viền như "Xem nhóm…" (lớp btn ghost); trong thẻ / dòng / bảng / khối tổng là liên kết đậm, vùng chạm ≥ 44 px, nằm dưới nút vừa bấm */
.xem-gio:not(.btn){display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 4px;font:700 15.5px var(--body);color:var(--ink);text-decoration:underline;text-underline-offset:3px;white-space:nowrap}
.act .xem-gio:not(.btn){display:flex;width:100%;white-space:normal;text-align:center}
.total .xem-gio:not(.btn){color:var(--inv-ink)}
.sp-act .add{min-height:52px;font-size:17px;padding:0 24px;background:var(--amber);color:var(--amber-ink);border-radius:10px}
.sp-act .add:hover{background:#F0A640}
.sp-act .add[aria-pressed="true"],.sp-act .add[aria-pressed="true"]:hover{background:var(--ink);color:var(--glass)}
.sp-gc{margin:0;font-size:15.5px;color:var(--muted);max-width:56ch}
.spec{border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);overflow:hidden;max-width:760px}
.spec table{width:100%;border-collapse:collapse}
.spec th,.spec td{padding:11px 14px;text-align:left;vertical-align:top;border-top:1px solid var(--line-soft)}
.spec tr:first-child>*{border-top:0}
.spec th{width:34%;font:700 16px var(--body);color:var(--muted)}
.spec td{font-weight:600}
.fit{list-style:none;margin:0 0 12px;padding:0;display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.fit>li{border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);padding:14px 16px;display:grid;gap:8px;align-content:start;min-width:0}
.fit h3{font:800 20px/1.2 var(--head);margin:0}
.fit h3 a{color:inherit;text-underline-offset:3px}
.fit ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.fit ul li{display:block;color:var(--muted);font-size:15.5px}
.fit .nh{margin-right:8px}
.fit p{margin:0;font-size:15.5px}
.lienquan{list-style:none;margin:0;padding:0;display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.lienquan a{display:grid;gap:3px;border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);padding:12px 14px;text-decoration:none;color:var(--ink);height:100%}
.lienquan a:hover{background:var(--panel-2)}
.lienquan b{font:800 18px var(--head)}
.lienquan span{color:var(--muted);font-size:15.5px}
/* Tên hàng / nhóm lấy từ Business OS có thể có một "từ" rất dài viết liền ⇒ ngắt ở bất kỳ đâu thay vì tràn ngang (như .gh-ten ở trang giỏ) */
.ph-head h1,.prod .tx h3,.lienquan b,.crumb li{overflow-wrap:anywhere}
/* tên NHÓM cũng lấy từ Business OS (tới 120 ký tự) và nay hiện ở menu, chân trang, ô nhóm (DEC-082 điều 7) */
nav.main a,.menu-m a,nav.card a,footer li a,.cat h3{overflow-wrap:anywhere}
.sodo{display:grid;gap:28px}
.sodo ul{margin:0;padding-left:1.2em;display:grid;gap:8px}
.sodo details summary{cursor:pointer;font-weight:600;text-underline-offset:3px}
.sodo details ul{margin-top:10px;columns:2 280px}
.sodo .chua{color:var(--muted)}
.nf-act{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:820px){.sp-top{grid-template-columns:minmax(0,1fr)}.sp-media .fr{max-width:420px}}

/* Combo, 3 phương án (A theo loài, B theo môi trường sống, C tự ráp) */
.chip.no{color:var(--no);border-color:var(--no)}
.cb-band{background-size:cover;background-position:center;border:2px solid var(--ink);border-radius:var(--r);min-height:230px;display:grid;align-items:end;padding:16px;overflow:hidden}
.cb-band.mini{min-height:130px;margin-top:14px}
/* ảnh cảnh của dải combo theo môi trường sống: lớp thay cho style="background-image…" (lát 6-9); đường dẫn tính từ tệp CSS này */
.canh-sa-mac{background-image:url(/scenes/sa-mac.svg)}
.canh-rung-mua{background-image:url(/scenes/rung-mua.svg)}
.canh-hang-dem{background-image:url(/scenes/hang-dem.svg)}
.cb-band-in{background:var(--panel);border:2px solid var(--ink);border-radius:12px;padding:14px 18px;max-width:580px;display:grid;gap:4px}
.cb-band-in h2{font:800 clamp(28px,3.2vw,42px)/1.05 var(--head);letter-spacing:-.03em;margin:0}
.cb-band-in p{margin:0}
.cb-eyebrow{font:700 15px var(--body);color:var(--brand-d)}
.cb-sub{color:var(--muted);font-size:15.5px}
.cb-loai,.cb-chuong-sec{display:grid;gap:18px;min-width:0}
.cb-pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;align-items:start}
.cb-card{border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);padding:18px;display:grid;gap:12px;align-content:start;min-width:0}
.cb-card.plus{border-color:var(--brand)}
.cb-card h3{font:800 24px/1.1 var(--head);margin:0;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.cb-lead{margin:0;color:var(--muted);max-width:60ch}
.cb-list{list-style:none;margin:0;padding:0;display:grid;gap:0}
.cb-mon{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 12px;align-items:start;padding:10px 0;border-top:1px solid var(--line-soft)}
.cb-mon:first-child{border-top:0}
.cb-mon.them{background:var(--brand-tint);margin-inline:-10px;padding-inline:10px;border-radius:8px;border-top-color:transparent}
.cb-t{display:grid;gap:1px;min-width:0}
.cb-t p{margin:2px 0 0;color:var(--muted);font-size:15.5px}
.cb-t .chip{justify-self:start;margin-top:4px}
.cb-src{display:block;margin-top:2px;font-size:14px}
.cb-mon.chuong .cb-t{gap:4px}
.cb-sel:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.cb-sel{width:100%;max-width:100%;min-height:44px;border:2px solid var(--ink);border-radius:10px;background:var(--panel);color:var(--ink);font:600 16px var(--body);padding:0 10px}
.cb-vai{font-size:14px;color:var(--muted)}
.cb-gia{font:800 17px var(--head);text-align:right;white-space:nowrap;display:block}
.cb-gia.cho{font:600 15px var(--body);color:var(--muted)}
.cb-gc{margin:0;font-size:14px;color:var(--muted)}
.cb-mon>.cb-gc,.cb-mon>.chip{grid-column:2;justify-self:end}
.cb-tot{border-top:2px solid var(--ink);padding-top:12px}
.cb-tot strong{display:block;font:800 28px/1.1 var(--head);letter-spacing:-.02em}
.cb-tot span{color:var(--muted);font-size:15px}
.cb-chuong{margin:0;max-width:80ch}
.cb-chuong a{text-underline-offset:3px}
.cb-chua{border:2px dashed var(--amber);background:rgba(232,150,42,.14);border-radius:var(--r);padding:14px 18px;max-width:80ch}
.cb-chua h3{font:800 20px var(--head);margin:0 0 4px}
.cb-chua p{margin:0}
.cb-nguon summary{cursor:pointer;font-weight:600;text-underline-offset:3px}
.cb-nguon ul{margin:8px 0 0;padding-left:1.2em;display:grid;gap:8px;max-width:80ch;font-size:15.5px}
.cb-nguon span[lang]{color:var(--muted);font-size:14.5px}
.cb-two{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:18px;align-items:start}
.cb-song{display:grid;gap:12px;align-content:start;min-width:0}
.cb-song h3{font:800 20px var(--head);margin:0}
.cb-song p{margin:0}
.cb-rows{list-style:none;margin:0;padding:0;display:grid;gap:0}
.cb-row{display:grid;grid-template-columns:32px minmax(0,1fr) auto;gap:12px;align-items:start;padding:10px 0;border-top:1px solid var(--line-soft)}
.cb-row:first-child{border-top:0}
.cb-n{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--ink);color:var(--glass);font:800 15px var(--head)}
.cb-rap{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;align-items:start}
.cb-steps-col{display:grid;gap:28px;min-width:0}
.cb-steps-col h2{font:800 clamp(22px,2.2vw,30px)/1.1 var(--head);letter-spacing:-.02em;margin:0 0 12px}
.cb-steps{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.cb-steps li{border:2px solid var(--line);border-radius:999px;padding:2px 14px;font-weight:600;color:var(--muted)}
.cb-steps li.on{border-color:var(--ink);color:var(--ink);background:var(--panel)}
.cb-opts{display:grid;gap:8px}
.cb-opt{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:12px;align-items:center;border:2px solid var(--ink);border-radius:12px;background:var(--panel);padding:12px 14px;cursor:pointer}
.cb-opt:has(input:checked){background:var(--brand-tint)}
.cb-opt:has(input:focus-visible){outline:3px solid var(--focus);outline-offset:2px}
.cb-opt input{width:22px;height:22px;accent-color:var(--brand-d)}
.cb-opt span{display:grid;gap:1px;min-width:0}
.cb-opt em{font-style:normal;color:var(--muted);font-size:15px}
.cb-opt b{font:800 17px var(--head);white-space:nowrap}
.cb-sum{border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);padding:18px;display:grid;gap:12px;position:sticky;top:16px}
.cb-sum h2{font:800 24px var(--head);margin:0}
.cb-sum dl{margin:0;display:grid;gap:10px}
.cb-sum dt{font-size:14px;color:var(--muted)}
.cb-sum dd{margin:0;font-weight:600}
.cb-sum .tot dd{font:800 28px/1.1 var(--head);letter-spacing:-.02em}
.cb-sum .btn:disabled{opacity:.5;cursor:not-allowed}
@media (max-width:900px){.cb-pair,.cb-two,.cb-rap{grid-template-columns:minmax(0,1fr)}.cb-sum{position:static}}

/* Trang Combo chốt (DEC-074): nút giỏ, giảm giá, chuyển loài */
.cb-jump{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.cb-card .cb-add{width:100%;min-height:52px;font-size:17px;background:var(--amber);color:var(--amber-ink);border-radius:10px}
.cb-card .cb-add:hover{background:#F0A640}
.cb-card .cb-add[aria-pressed="true"],.cb-card .cb-add[aria-pressed="true"]:hover{background:var(--ink);color:var(--glass)}
.cb-giamgia{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:6px;color:var(--muted)}
.cb-giamgia s{font:600 17px var(--body)}
.cb-song .cb-nguon{margin-top:2px}

/* Ưu đãi do ông chủ tự đặt (DEC-075) + số điện thoại ở đầu trang */
.hotline a{color:inherit;font-weight:700;text-decoration:none}
.hotline a:hover{text-decoration:underline}
.hotline a,.help .l a,.contacts a,.plain a{display:inline-block;padding:3px 0}  /* vùng bấm ≥ 24 px (WCAG 2.5.8) */
.uudai-wrap{padding-block:6px}
.uudai{background:var(--brand-tint);border:2px solid var(--ink);border-radius:var(--r);padding:14px 18px;display:grid;gap:8px}
.uudai h2{font:800 20px var(--head);margin:0}
.uudai ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.uudai li{display:flex;flex-wrap:wrap;gap:2px 10px;align-items:baseline;min-width:0}
.uudai .hh{font-size:14px;color:var(--muted)}
/* Đợt 6: ảnh <picture> (AVIF / WebP / JPEG) lấy từ Business OS; picture không chiếm hộp riêng để img vẫn là con của khung */
.sp-media .fr picture,.prod .stage picture,#bangck .im picture{display:contents}
.sp-thumbs{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.sp-thumbs li{width:72px;height:72px;border:2px solid var(--ink);border-radius:8px;overflow:hidden;background:var(--mat)}
.sp-thumbs img{width:100%;height:100%;object-fit:contain;display:block}
.prod h3 a{color:inherit;text-decoration:none;display:inline-block;padding-block:2px;margin-block:-2px} /* tên một dòng 22 px ⇒ vùng bấm 26 px (≥ 24), bố cục không đổi */
.prod h3 a:hover,.prod h3 a:focus-visible{text-decoration:underline}
/* Giỏ hàng + trang ‘Đã nhận yêu cầu’ (Đợt 6, lát 6-5). Dùng token sẵn có của bản 2; mỗi ô chạm ≥ 44 px; lỗi không chỉ bằng màu (có chữ + aria-invalid). */
.gh{display:grid;gap:28px;min-width:0}
.gh-tai{margin:0;font-weight:600;color:var(--muted)}
.gh-main{display:grid;grid-template-columns:minmax(0,1fr) 340px;grid-template-areas:"ds tom" "form tom";gap:28px 24px;align-items:start}
#gh-dong{grid-area:ds}
.gh-tom{grid-area:tom}
#gh-form-sec{grid-area:form}
.gh-sec{display:grid;gap:14px;min-width:0;align-content:start}
.gh-sec h2{font:800 clamp(24px,2.4vw,32px)/1.1 var(--head);letter-spacing:-.02em}
.gh-ds{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.gh-dong{display:grid;grid-template-columns:72px minmax(0,1fr);grid-template-areas:"anh ten" "anh cuoi";gap:8px 14px;align-items:start;border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);padding:14px;min-width:0}
.gh-anh{grid-area:anh;width:72px;height:72px;border:2px solid var(--ink);border-radius:8px;overflow:hidden;background:var(--mat);display:grid;place-items:center}
.gh-anh picture{display:contents}
.gh-anh img{width:100%;height:100%;object-fit:contain;display:block}
.gh-anh .ic{width:46%;height:46%;color:var(--muted)}
.gh-ten{grid-area:ten;display:grid;gap:6px;min-width:0;align-content:start}
.gh-ten h3{font:700 18px/1.25 var(--head);letter-spacing:-.01em;overflow-wrap:anywhere}
.gh-ten h3 a{color:inherit;text-underline-offset:3px;display:inline-block;padding-block:11px;margin-block:-11px}
.gh-phu{margin:0;font-size:15.5px;color:var(--muted)}
.gh-mon summary{cursor:pointer;font-weight:600;font-size:15.5px;text-underline-offset:3px;min-height:44px;padding-block:10px;box-sizing:border-box}
.gh-mon ul{margin:6px 0 0;padding-left:1.2em;display:grid;gap:2px;font-size:15.5px}
.gh-cuoi{grid-area:cuoi;display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;justify-content:space-between;min-width:0}
.gh-sl{display:inline-flex;align-items:stretch;border:2px solid var(--ink);border-radius:10px;overflow:hidden;background:var(--panel)}
.gh-nut{min-width:44px;min-height:44px;border:0;background:transparent;color:var(--ink);font:800 22px/1 var(--head);cursor:pointer}
.gh-nut:hover{background:var(--amber-l);color:var(--amber-ink)}
.gh-nut[aria-disabled="true"]{opacity:.38;cursor:not-allowed}
.gh-nut[aria-disabled="true"]:hover{background:transparent;color:var(--ink)}
.gh-so{width:56px;min-height:44px;border:0;border-inline:2px solid var(--ink);border-radius:0;background:var(--panel-2);color:var(--ink);font:700 17px var(--body);text-align:center;padding:0;-moz-appearance:textfield;appearance:textfield}
.gh-so::-webkit-outer-spin-button,.gh-so::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.gh-gia{display:grid;justify-items:end;gap:0;min-width:0;margin-left:auto}
.gh-don{font-size:14px;color:var(--muted);white-space:nowrap}
.gh-tong{font:800 19px var(--head);white-space:nowrap}
.gh-bo{min-height:44px;padding:0 14px;border:2px solid var(--ink);border-radius:8px;background:transparent;color:var(--ink);font:700 15.5px var(--body);cursor:pointer}
.gh-bo:hover{background:var(--amber-l);color:var(--amber-ink)}
.gh-dong.gh-loi{border-color:var(--no);background:var(--panel-2)}
.gh-dong.gh-loi .gh-ten h3,.gh-dong.gh-loi .gh-ten h3 a{text-decoration:line-through;text-decoration-thickness:2px}
.gh-canh{margin:0;color:var(--no);font-weight:600}
.gh-tom{border:2px solid var(--ink);border-radius:var(--r);background:var(--panel);padding:18px;display:grid;gap:12px;position:sticky;top:16px;min-width:0}
.gh-tom h2{font:800 24px var(--head);margin:0}
.gh-tom dl{margin:0;display:grid;gap:10px}
.gh-tom dl>div{display:grid;gap:2px}
.gh-tom dt{font-size:14px;color:var(--muted)}
.gh-tom dd{margin:0;font-weight:600;overflow-wrap:anywhere}
.gh-tom dd strong{font:800 28px/1.1 var(--head);letter-spacing:-.02em;white-space:nowrap}
.gh-hint{margin:0;font-size:15px;color:var(--muted);max-width:68ch}
.gh-hint strong{color:var(--ink)}
.gh-rong{display:grid;gap:14px;max-width:62ch}
.gh-rong h2{font:800 clamp(24px,2.4vw,32px)/1.1 var(--head);letter-spacing:-.02em}
.gh-rong p{margin:0}
.gh-ngung{border:2px solid var(--no);background:var(--panel);border-radius:var(--r);padding:12px 16px;max-width:80ch;margin:0}
.gh-form{display:grid;gap:18px;min-width:0}
.gh-fs{border:0;margin:0;padding:0;min-width:0;display:grid;gap:18px}
.gh-grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.gh-f{display:grid;gap:6px;min-width:0;align-content:start}
.gh-f>label,.gh-grp>legend{font-weight:700}
.gh-bb{font-weight:600;font-size:14px;color:var(--muted)}
.gh-f input[type="text"],.gh-f input[type="tel"],.gh-f input[type="email"],.gh-f select,.gh-f textarea{width:100%;max-width:100%;min-height:48px;border:2px solid var(--ink);border-radius:10px;background:var(--panel);color:var(--ink);font:400 17px var(--body);padding:0 12px}
.gh-f textarea{padding:10px 12px;min-height:112px;resize:vertical;line-height:1.45}
.gh-f select{padding-right:8px}
.gh-f input:focus-visible,.gh-f select:focus-visible,.gh-f textarea:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.gh-f [aria-invalid="true"]{border-color:var(--no);box-shadow:0 0 0 1px var(--no)}
.gh-grp[aria-invalid="true"]{border:2px solid var(--no);border-radius:12px;padding:8px}
.gh-err{margin:0;color:var(--no);font-weight:600}
.gh-grp{border:0;margin:0;padding:0;min-width:0;display:grid;gap:8px}
.gh-grp>legend{padding:0;margin-bottom:4px}
.gh-opts{display:grid;gap:8px;grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr))}
.gh-opt{display:flex;gap:12px;align-items:center;min-height:48px;border:2px solid var(--line);border-radius:12px;padding:6px 14px;background:var(--panel);cursor:pointer;min-width:0}
.gh-opt span{min-width:0;overflow-wrap:anywhere}
.gh-opt:has(input:checked){border-color:var(--ink);background:var(--brand-tint)}
.gh-opt:has(input:focus-visible){outline:3px solid var(--focus);outline-offset:2px}
.gh-opt input{width:22px;height:22px;margin:0;flex:none;accent-color:var(--brand-d)}
.gh-dsy{display:grid;gap:10px}
.gh-chk{align-items:flex-start;padding-block:10px}
.gh-chk a{text-underline-offset:3px}
.gh-hp{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
.gh-xm{display:grid;gap:6px}
.gh-ts{min-height:65px}
.gh-loi-tom{border:2px solid var(--no);border-radius:var(--r);background:var(--panel);padding:12px 16px;display:grid;gap:6px}
.gh-loi-tom ul{margin:0;padding-left:1.2em;display:grid;gap:4px}
.gh-loi-tom a{text-underline-offset:3px}
.gh-loi-tom:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
.gh-gui-hang{display:grid;gap:8px;justify-items:start}
.gh-gui-hang .btn{min-width:min(100%,280px)}
#gh-gui[aria-disabled="true"]{opacity:.55;cursor:not-allowed}
#gh-gui:disabled{opacity:.55;cursor:not-allowed}
.gh-trangthai{min-height:1.5em;font-weight:600}
.dn{display:grid;gap:24px;min-width:0}
.dn-ma{margin:0;font:800 clamp(28px,5vw,48px)/1.1 var(--head);letter-spacing:.02em;overflow-wrap:anywhere;border:2px dashed var(--ink);border-radius:var(--r);background:var(--panel);padding:14px 18px;justify-self:start;max-width:100%}
.dn-buoc{margin:0;padding-left:1.4em;display:grid;gap:6px;max-width:68ch}
.dn-xem{border-top:2px solid var(--ink);padding-top:14px;display:grid;gap:8px}
.dn-xem ul{margin:0;padding-left:1.2em;display:grid;gap:2px}
.dn-xem p{margin:0}
@media (max-width:900px){
  .gh-main{grid-template-columns:minmax(0,1fr);grid-template-areas:"ds" "tom" "form"}
  .gh-tom{position:static}
}
@media (max-width:640px){
  .gh-grid2{grid-template-columns:minmax(0,1fr)}
  .gh-dong{padding:12px;grid-template-columns:56px minmax(0,1fr);gap:8px 12px}
  .gh-anh{width:56px;height:56px}
  .gh-cuoi{display:grid;grid-template-columns:auto minmax(0,1fr);grid-template-areas:"gia gia" "sl bo";gap:8px 12px;align-items:center}
  .gh-gia{grid-area:gia;margin-left:0;justify-items:start}
  .gh-sl{grid-area:sl;justify-self:start}
  .gh-bo{grid-area:bo;justify-self:end}
  .gh-gui-hang .btn{width:100%}
}