/* Giao diện SNOW: thanh lịch, tối giản. Màu lấy từ config.json (brand.colors) qua biến --primary, --accent, --ink, --muted, --bg, --card, --r.
   Giữ nguyên cơ chế menu, form, cookie của bộ khung. Mọi hiệu ứng tắt khi người dùng bật "giảm chuyển động". */
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:15px;line-height:1.65;letter-spacing:.25px;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--primary)}
h1,h2,h3{line-height:1.22;text-wrap:balance}
/* phông hệ thống như alvinstore.vn (Segoe UI / San Francisco / Roboto tuỳ máy): không tải phông ngoài, tiêu đề cùng phông, in đậm */
h1,h2,.serif{font-family:inherit;font-weight:700;letter-spacing:.2px}h1{font-weight:600}
h1{font-size:clamp(32px,4.6vw,54px);margin:.35em 0}
h2{font-size:clamp(25px,3vw,36px);margin:1.4em 0 .5em}
h3{font-size:17px;font-weight:600}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:#fff;padding:8px 12px}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
.lede{font-size:18px;color:var(--muted);max-width:62ch}
.small{font-size:13px;color:var(--muted)}
.line{--l:color-mix(in srgb,var(--ink) 12%,transparent)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;border:0;border-radius:999px;padding:12px 24px;background:var(--primary);color:#fff;font:600 15px/1 inherit;font-family:inherit;letter-spacing:.02em;cursor:pointer;text-decoration:none;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px -12px var(--primary)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid color-mix(in srgb,var(--ink) 25%,transparent)}
.btn.ghost:hover{border-color:var(--ink);box-shadow:none}
.btn.sm{min-height:40px;padding:10px 16px;font-size:14px;width:100%}
.linkbtn{background:none;border:0;padding:0;color:inherit;font:inherit;text-decoration:underline;cursor:pointer}

/* ---- Dải trên + thanh menu ---- */
.topbar{background:var(--ink);color:#f3ece6;font-size:13px;text-align:center;padding:7px 0;letter-spacing:.02em}
.nav{position:sticky;top:0;z-index:50;background:rgba(251,248,245,.94);border-bottom:1px solid color-mix(in srgb,var(--ink) 9%,transparent);transition:background .2s,box-shadow .2s}
.nav.scrolled{background:rgba(251,248,245,.8);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 8px 24px -20px rgba(0,0,0,.45)}
.nav-in{display:flex;align-items:center;gap:18px;height:70px}
.logo img{display:block;height:30px;width:auto}
.menu{display:flex;align-items:center;gap:2px;margin-left:auto}
.menu a.top,.dd-btn{display:flex;align-items:center;gap:6px;padding:10px 13px;border-radius:999px;color:var(--ink);font:500 15px/1 inherit;font-family:inherit;text-decoration:none;background:none;border:0;cursor:pointer;white-space:nowrap}
.menu a.top:hover,.dd-btn:hover,.menu a[aria-current="page"],.dd.on>.dd-btn{color:var(--primary);background:color-mix(in srgb,var(--primary) 7%,transparent)}
.dd{position:relative}
.dd-btn svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:1.6;transition:transform .15s}
.dd-panel{position:absolute;left:-8px;top:calc(100% + 10px);min-width:300px;padding:8px;background:var(--card);border:1px solid color-mix(in srgb,var(--ink) 9%,transparent);border-radius:var(--r);box-shadow:0 24px 48px -24px rgba(34,26,29,.4);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .15s,transform .15s,visibility .15s}
.dd-panel::before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
.dd-panel a{display:block;padding:10px 12px;border-radius:10px;color:var(--ink);text-decoration:none}
.dd-panel a b{display:block;font-weight:600}
.dd-panel a small{display:block;color:var(--muted);font-size:13px;line-height:1.4;margin-top:2px}
.dd-panel a:hover,.dd-panel a[aria-current="page"]{background:color-mix(in srgb,var(--primary) 7%,transparent)}
@media (hover:hover) and (min-width:1025px){.dd:hover>.dd-panel,.dd:focus-within>.dd-panel{opacity:1;visibility:visible;transform:none}.dd:hover .dd-btn svg{transform:rotate(180deg)}}
.dd.open>.dd-panel{opacity:1;visibility:visible;transform:none}.dd.open .dd-btn svg{transform:rotate(180deg)}
.burger{display:none;width:44px;height:44px;border:1px solid color-mix(in srgb,var(--ink) 18%,transparent);border-radius:12px;background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{display:block;width:20px;height:2px;background:var(--ink);transition:transform .2s,opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (max-width:1024px){
  .burger{display:flex;margin-left:auto}
  .join{display:none}
  .menu{display:none;position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 18px;background:var(--bg);border-bottom:1px solid color-mix(in srgb,var(--ink) 9%,transparent);max-height:calc(100vh - 70px);overflow:auto}
  .menu.open{display:flex}
  .menu a.top,.dd-btn{width:100%;justify-content:space-between;padding:14px 8px;font-size:16px;border-radius:10px}
  .dd-panel{position:static;min-width:0;box-shadow:none;border:0;border-left:2px solid color-mix(in srgb,var(--primary) 25%,transparent);border-radius:0;padding:0 0 0 10px;margin:0 0 6px 8px;display:none;opacity:1;visibility:visible;transform:none;background:transparent}
  .dd.open>.dd-panel{display:block}
  .dd-panel a small{display:none}
}

/* ---- Khối nội dung chung ---- */
main{min-height:60vh}
.crumbs{max-width:1200px;margin:14px auto 0;padding:0 20px;font-size:13px;color:var(--muted)}
.crumbs a{color:var(--muted)}
section{padding:22px 0}
.eyebrow,.tag{display:inline-block;align-self:flex-start;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.14em;color:var(--accent)}
.meta{font-size:13px;color:var(--muted)}
.sec-head{display:flex;align-items:end;justify-content:space-between;gap:16px;flex-wrap:wrap}
.sec-head h2{margin-bottom:.2em}
.sec-head a{font-weight:600;text-decoration:none}

/* ---- Khối đầu trang chủ ---- */
.hero{position:relative;overflow:hidden;padding:56px 0 40px}
.hero::before{content:"";position:absolute;right:-180px;top:-160px;width:620px;height:620px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 22%,transparent),transparent 65%);animation:troi 20s ease-in-out infinite alternate;pointer-events:none}
@keyframes troi{to{transform:translate(-80px,60px) scale(1.08)}}
.hero-in{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.hero h1 em{font-style:normal;color:var(--primary)}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-pics{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;align-items:start}
.hero-pics img{display:block;width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:var(--r);box-shadow:0 24px 40px -28px rgba(34,26,29,.6)}
.hero-pics img:nth-child(2){margin-top:44px}
.hero-pics img:nth-child(3){margin-top:16px}
@media (max-width:860px){.hero-in{grid-template-columns:1fr;gap:28px}.hero{padding-top:32px}}
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid color-mix(in srgb,var(--ink) 10%,transparent);border-bottom:1px solid color-mix(in srgb,var(--ink) 10%,transparent);margin:26px 0 8px}
.trust div{padding:18px 16px;display:flex;gap:12px;align-items:flex-start}
.trust div+div{border-left:1px solid color-mix(in srgb,var(--ink) 10%,transparent)}
.trust b{display:block;font-size:15px}
.trust span{font-size:13px;color:var(--muted);line-height:1.45}
.trust svg{flex:none;width:26px;height:26px;fill:none;stroke:var(--primary);stroke-width:1.5}
@media (max-width:860px){.trust{grid-template-columns:1fr 1fr}.trust div:nth-child(3){border-left:0}.trust div:nth-child(n+3){border-top:1px solid color-mix(in srgb,var(--ink) 10%,transparent)}}
@media (max-width:420px){.trust div{padding:14px 10px}}

/* ---- Ô danh mục ---- */
.cats{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cats-3{grid-template-columns:repeat(3,1fr)}
.spd-bs{margin:12px 0;padding:10px 14px;border:1px solid color-mix(in srgb,var(--primary) 18%,transparent);border-radius:12px;background:color-mix(in srgb,var(--primary) 4%,#fff);font-size:14px}
.spd-bs ul{margin:6px 0 0;padding-left:18px}.spd-bs li{margin:2px 0}
.cat{position:relative;display:block;overflow:hidden;border-radius:var(--r);color:#fff;text-decoration:none;min-height:340px;background:var(--ink)}
.cat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 30%;transition:transform .5s}
.cat::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(20,12,15,.72))}
.cat div{position:absolute;left:24px;right:24px;bottom:22px;z-index:1}
.cat h3{font-family:inherit;font-weight:700;font-size:28px;margin:0 0 4px}
.cat p{margin:0;opacity:.9}
.cat:hover img{transform:scale(1.04)}
@media (max-width:900px){.cats-3{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.cats,.cats-3{grid-template-columns:1fr}.cat{min-height:260px}}

/* ---- Lưới sản phẩm ---- */
.sp-tools{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center;justify-content:space-between;margin:10px 0 6px}
.sp-tim{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.sp-tim input{font:inherit;padding:10px 14px;border:1px solid color-mix(in srgb,var(--ink) 18%,transparent);border-radius:999px;width:170px;background:#fff}
.sp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px 18px;margin:18px 0}
@media (max-width:1024px){.sp-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:720px){.sp-grid{grid-template-columns:repeat(2,1fr);gap:18px 12px}}
.sp{display:flex;flex-direction:column;background:var(--card);border-radius:var(--r);overflow:hidden;border:1px solid color-mix(in srgb,var(--ink) 7%,transparent);transition:box-shadow .2s,transform .2s}
.sp:hover{box-shadow:0 20px 36px -26px rgba(34,26,29,.5);transform:translateY(-2px)}
.sp-img{aspect-ratio:3/4;overflow:hidden;background:#efe8e2}
.sp-img img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.sp:hover .sp-img img{transform:scale(1.03)}
.sp-info{display:flex;flex-direction:column;gap:5px;padding:12px 14px 14px;flex:1}
.sp-ma{font-size:11.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.sp h3{margin:0;font-size:15px;font-weight:600;line-height:1.35}
.sp-gia{margin:0;display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 10px}
.sp-gia b{font-size:17px;color:var(--primary)}
.sp-gia span{font-size:12.5px;color:var(--ink);background:color-mix(in srgb,var(--accent) 16%,transparent);padding:2px 8px;border-radius:999px}
.sp-cl{margin:0;font-size:13px;color:var(--muted);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sp-size{margin:0 0 6px;font-size:13px;color:var(--muted)}
.sp .btn{margin-top:auto}
@media (max-width:720px){.sp-info{padding:10px 10px 12px}.sp h3{font-size:14px}.sp-cl{display:none}.sp .btn{font-size:13px;padding:9px 10px}}
.sp-trong{padding:24px;text-align:center;color:var(--muted)}
@media (max-width:720px){
  .sp-tools .chips{flex-wrap:nowrap;overflow-x:auto;margin:0 -20px;padding:2px 20px 6px;scrollbar-width:none;width:calc(100% + 40px)}
  .sp-tools .chips::-webkit-scrollbar{display:none}
  .sp-tools .chip{flex:none}
  .sp-tim{width:100%}.sp-tim input{flex:1}
  .topbar{font-size:12px}
}

/* ---- Thẻ, bài viết, bảng ---- */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:18px 0}
@media (max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid{grid-template-columns:1fr}}
.card{display:flex;flex-direction:column;gap:8px;padding:22px;background:var(--card);border:1px solid color-mix(in srgb,var(--ink) 8%,transparent);border-radius:var(--r);color:var(--ink);text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s}
a.card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--primary) 30%,transparent);box-shadow:0 18px 36px -24px rgba(34,26,29,.45)}
.card img{border-radius:calc(var(--r) - 6px);margin:-6px -6px 4px;width:calc(100% + 12px);max-width:none}
.card p{margin:0;color:var(--muted)}
.card h3{margin:.2em 0}
.num{font-family:inherit;font-weight:700;font-size:34px;color:var(--accent);line-height:1}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1px solid color-mix(in srgb,var(--ink) 18%,transparent);background:#fff;color:var(--ink);border-radius:999px;padding:9px 15px;font:500 14px/1 inherit;font-family:inherit;cursor:pointer}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.post-body{max-width:800px}
.post-body h2{font-size:clamp(23px,2.6vw,30px)}
table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px}
.post-body table,.tbl{display:block;overflow-x:auto}
th,td{border-bottom:1px solid color-mix(in srgb,var(--ink) 10%,transparent);padding:11px 12px;text-align:left;vertical-align:top}
thead th{background:color-mix(in srgb,var(--accent) 12%,#fff);font-weight:600}
.post-body figure{margin:24px 0}.post-body figcaption{font-size:13px;color:var(--muted)}
details.faq{border:1px solid color-mix(in srgb,var(--ink) 10%,transparent);border-radius:12px;background:var(--card);margin:10px 0;padding:0 18px}
details.faq summary{cursor:pointer;font-weight:600;padding:15px 0}
details.faq[open] summary{color:var(--primary)}
.cta-box{margin:36px 0;padding:28px;border-radius:var(--r);background:color-mix(in srgb,var(--primary) 6%,var(--card));border:1px solid color-mix(in srgb,var(--primary) 18%,transparent)}
.cta-box h2{margin-top:0}
.band{background:color-mix(in srgb,var(--accent) 9%,var(--bg));padding:46px 0;margin:30px 0}
.band h2{margin-top:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.note{border-left:3px solid var(--accent);padding:4px 0 4px 16px;color:var(--muted)}

/* ---- Chân trang, nút nổi ---- */
.foot{margin-top:60px;padding:46px 0 96px;background:var(--ink);color:#d9cfd2}
.foot a,.foot .linkbtn{color:#fff;text-decoration:none}
.foot a:hover{text-decoration:underline}
.foot-in{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
.foot img{height:28px;width:auto}
.foot h3{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.12em}
.foot p{margin:.35em 0}
.foot .small{color:#b9adb1}
.copy{font-size:13px;opacity:.7;margin-top:28px}
@media (max-width:800px){.foot-in{grid-template-columns:1fr}}
.float-cta{position:fixed;right:16px;bottom:16px;z-index:40;display:flex;flex-direction:column;gap:10px}
.float-cta a,.float-cta button{display:grid;place-items:center;width:54px;height:54px;border-radius:50%;border:0;color:#fff;cursor:pointer;text-decoration:none;box-shadow:0 10px 24px -10px rgba(0,0,0,.55)}
.float-cta svg{width:26px;height:26px;fill:currentColor}
.fm{background:#0866ff}.fo{background:var(--primary)}

/* ---- Form trượt, cookie ---- */
.drawer{position:fixed;inset:0;z-index:60}
.drawer-bg{position:absolute;inset:0;background:rgba(34,26,29,.45)}
.drawer-box{position:absolute;right:0;top:0;bottom:0;width:min(460px,100%);background:var(--bg);padding:28px 24px;overflow:auto;animation:vao .25s ease-out}
@keyframes vao{from{transform:translateX(30px);opacity:0}}
.drawer-box h2{margin:.2em 0 .3em}
.drawer-sub{font-size:14px;color:var(--muted);margin:0 0 8px}
.drawer-x{position:absolute;right:14px;top:10px;border:0;background:none;font-size:30px;cursor:pointer;color:var(--ink)}
form label{display:grid;gap:6px;margin:12px 0;font-size:14px;font-weight:500}
form input,form textarea,form select{font:inherit;font-size:16px;padding:11px 12px;border:1px solid color-mix(in srgb,var(--ink) 20%,transparent);border-radius:10px;width:100%;background:#fff;color:var(--ink)}
form .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
form .consent{grid-template-columns:auto 1fr;align-items:start;font-weight:400;font-size:13px;color:var(--muted)}
form .consent input{width:auto;margin-top:3px}
form .btn{width:100%}
.hp{position:absolute!important;left:-9999px!important}
.form-msg{min-height:1.4em;font-size:14px}
.form-msg.err{color:#b3261e}.form-msg.ok{color:#1b7f3b}
.ck-bar{position:fixed;left:16px;right:16px;bottom:16px;z-index:70;max-width:720px;margin:0 auto;display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:14px 16px;background:#fff;border:1px solid color-mix(in srgb,var(--ink) 10%,transparent);border-radius:16px;box-shadow:0 18px 40px -20px rgba(0,0,0,.45);font-size:14px}
.ck-bar p{flex:1 1 300px;margin:0}
/* thanh cookie gọn (chủ duyệt 25/10/2026): 1 dòng, nút nhỏ, không che nút đặt hàng; ẩn khi mở giỏ */
.ck-bar{flex-wrap:nowrap;gap:6px;padding:7px 8px 7px 14px;border-radius:12px;bottom:12px;font-size:13px;line-height:1.35;max-width:560px}
.ck-bar p{flex:1 1 auto;color:var(--muted)}
.ck-bar .btn{min-height:34px;padding:6px 14px;font-size:13px;white-space:nowrap}
.ck-bar .btn.ghost{border-color:transparent;background:none;padding:6px 8px;color:var(--muted)}

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

/* ---- Trang riêng từng mẫu ---- */
.sp h3 a{color:inherit;text-decoration:none}
.sp h3 a:hover{color:var(--primary)}
a.sp-img{display:block}
.spd{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:40px;align-items:start;padding-top:18px}
.spd-img img{display:block;width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:var(--r);background:#efe8e2}
.spd-info h1{font-size:clamp(28px,3.4vw,40px);margin:.2em 0 .3em}
.spd-gia{font-size:28px;font-weight:700;color:var(--primary);margin:.2em 0}
.spd-gia2{display:inline-block;margin:0 0 10px;background:color-mix(in srgb,var(--accent) 16%,transparent);padding:4px 12px;border-radius:999px;font-size:14px}
.spd-act{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}
.spd-cs{list-style:none;padding:16px 18px;margin:0 0 12px;border:1px solid color-mix(in srgb,var(--ink) 10%,transparent);border-radius:var(--r);background:var(--card)}
.spd-cs li{padding:5px 0 5px 26px;position:relative;font-size:15px}
.spd-cs li::before{content:"";position:absolute;left:4px;top:12px;width:12px;height:7px;border-left:2px solid var(--primary);border-bottom:2px solid var(--primary);transform:rotate(-45deg)}
@media (max-width:760px){.spd{grid-template-columns:1fr;gap:18px}.spd-act .btn{flex:1 1 100%}}

/* ---- Nút chat + khung chat n8n theo màu thương hiệu ---- */
.float-cta .fc{width:auto;height:48px;padding:0 16px;border-radius:999px;display:flex;align-items:center;gap:6px;background:var(--ink);font:600 14px/1 inherit;font-family:inherit;align-self:flex-end}
.float-cta .fc svg{width:20px;height:20px}
.n8n-chat,.chat-window-wrapper{--chat--color-primary:var(--primary);--chat--color-primary-shade-50:#5a1f2f;--chat--color-primary-shade-100:#4a1927;--chat--color-secondary:var(--accent);--chat--color-secondary-shade-50:#8f6c41;
  --chat--header--background:var(--ink);--chat--header--color:#fff;--chat--window--width:380px;--chat--window--height:560px;--chat--window--bottom:16px;--chat--window--right:84px;--chat--window--z-index:65;
  --chat--message--bot--background:#fff;--chat--message--user--background:var(--primary);--chat--message--user--color:#fff;--chat--toggle--background:var(--primary);--chat--toggle--size:0px;
  --chat--font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--chat--border-radius:14px}
.chat-window-wrapper .chat-window-toggle{opacity:0;pointer-events:none;width:0;height:0;overflow:hidden}
@media (max-width:600px){.n8n-chat,.chat-window-wrapper{--chat--window--width:calc(100vw - 24px);--chat--window--right:12px;--chat--window--bottom:196px;--chat--window--height:calc(100vh - 290px)}}
.float-cta{z-index:70}
body.chat-mo .float-cta .fc{background:var(--primary)}

/* ---- In / xuất PDF (cẩm nang) ---- */
@media print{.topbar,.nav,.foot,.float-cta,.crumbs,.ck-bar,.drawer,.cta-box,.chat-window-wrapper{display:none!important}
  body{background:#fff;font-size:12pt}main{min-height:0}.wrap{max-width:none;padding:0}a{color:inherit;text-decoration:none}
  h2{break-after:avoid}table,details,.card{break-inside:avoid}details.faq{border:0;padding:0}details.faq>div{display:block}}

/* ---- Ảnh trong bài viết ---- */
figure.anh-bai{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:26px 0}
figure.anh-bai a{display:block;border-radius:var(--r);overflow:hidden}
figure.anh-bai img{display:block;width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .4s}
figure.anh-bai a:hover img{transform:scale(1.03)}
figure.anh-bai figcaption,figure.info figcaption{grid-column:1/-1;font-size:13px;color:var(--muted);text-align:center;margin-top:6px}
figure.info{margin:26px 0}
figure.info svg{display:block;width:100%;height:auto}
.card.post img{aspect-ratio:1200/630;object-fit:cover}

/* ---- Giỏ hàng: nút trên đầu trang, khung trượt, gợi ý mua thêm ---- */
.gio-nut{position:relative;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:10px 18px;border:0;border-radius:999px;background:var(--primary);color:#fff;font:600 15px/1 inherit;font-family:inherit;cursor:pointer}
.gio-nut svg{width:20px;height:20px;fill:currentColor}
.gio-dem{display:inline-grid;place-items:center;min-width:20px;height:20px;padding:0 5px;border-radius:999px;background:var(--accent);color:#fff;font-size:12px;font-weight:700;line-height:1}
.gio-dem[hidden]{display:none}
.fo{position:relative}.fo .gio-dem{position:absolute;top:-4px;right:-4px;border:2px solid #fff}
@media (max-width:1024px){
  .gio-nut{margin-left:auto;padding:10px 12px}.gio-nut .gio-chu{display:none}
  .burger{margin-left:0}
}
.drawer-box{padding-bottom:40px}
.gio-trong,.gio-xong{padding:14px 16px;border-radius:var(--r);background:var(--card);border:1px dashed color-mix(in srgb,var(--ink) 18%,transparent);font-size:15px}
.gio-xong{border-style:solid;border-color:#1b7f3b;color:#1b7f3b}
.gio-ds{list-style:none;margin:6px 0 0;padding:0}
.gio-dong{display:grid;grid-template-columns:64px 1fr auto;gap:12px;align-items:start;padding:12px 0;border-bottom:1px solid color-mix(in srgb,var(--ink) 9%,transparent)}
.gio-dong img{display:block;width:64px;height:86px;object-fit:cover;border-radius:10px;background:#efe8e2}
.gio-tt a{color:var(--ink);text-decoration:none;font-size:14px;line-height:1.35}
.gio-size{display:flex;align-items:center;gap:6px;margin:6px 0;font-size:13px;font-weight:500}
.gio-size select{width:auto;min-height:34px;padding:4px 8px;font-size:14px}
.gio-sl{display:flex;align-items:center;gap:6px}
.gio-sl button{min-width:34px;height:34px;border:1px solid color-mix(in srgb,var(--ink) 18%,transparent);border-radius:10px;background:#fff;font:600 16px/1 inherit;font-family:inherit;cursor:pointer;color:var(--ink)}
.gio-sl span{min-width:22px;text-align:center;font-weight:600}
.gio-sl .gio-xoa{min-width:0;border:0;background:none;color:var(--muted);font-size:13px;text-decoration:underline;padding:0 4px}
.gio-gia{text-align:right;font-size:14px;line-height:1.35;white-space:nowrap}
.gio-gia s,.gy-gia s{display:block;color:var(--muted);font-size:12.5px}
.gio-gia b{color:var(--primary)}
.gio-uu{margin:14px 0 6px;padding:12px 14px;border-radius:var(--r);background:color-mix(in srgb,var(--accent) 14%,var(--card));border:1px solid color-mix(in srgb,var(--accent) 35%,transparent)}
.gio-uu p{margin:0 0 8px;font-size:14px}.gio-uu.ok{background:color-mix(in srgb,#1b7f3b 8%,var(--card));border-color:color-mix(in srgb,#1b7f3b 30%,transparent)}
.gio-uu.ok p{color:#14612d}
.lk{border:0;background:none;padding:0;color:var(--primary);font:600 14px/1.4 inherit;font-family:inherit;text-decoration:underline;cursor:pointer}
.gio-goi-y{display:grid;grid-auto-flow:column;grid-auto-columns:118px;gap:10px;overflow-x:auto;padding:4px 2px 10px;margin:0 0 6px;scroll-snap-type:x mandatory}
.gy{display:flex;flex-direction:column;gap:4px;scroll-snap-align:start;font-size:13px}
.gy img{display:block;width:118px;height:157px;object-fit:cover;border-radius:10px;background:#efe8e2}
.gy-ma{font-weight:600;color:var(--accent);letter-spacing:.04em}
.gy-gia b{color:var(--primary)}
.gy .btn{min-height:34px;padding:6px 10px;font-size:13px}
.gio-tong{margin:10px 0 4px;padding:12px 14px;border-radius:var(--r);background:var(--card);border:1px solid color-mix(in srgb,var(--ink) 9%,transparent)}
.gio-tong div{display:flex;justify-content:space-between;gap:12px;padding:3px 0;font-size:14px}
.gio-tong dt,.gio-tong dd{margin:0}.gio-tong .giam dd{color:#1b7f3b}
.gio-tong .tong{border-top:1px solid color-mix(in srgb,var(--ink) 10%,transparent);margin-top:6px;padding-top:9px;font-size:16px;font-weight:700}
.gio-tong .tong dd{color:var(--primary)}
.gio-h{margin:18px 0 4px;font-size:18px}
.toast{position:fixed;left:50%;bottom:22px;z-index:80;transform:translate(-50%,140%);max-width:min(92vw,440px);padding:12px 16px;border-radius:14px;background:var(--ink);color:#fff;font-size:14px;box-shadow:0 14px 30px -14px rgba(0,0,0,.6);transition:transform .25s;pointer-events:none}
.toast.hien{transform:translate(-50%,0);pointer-events:auto}
.toast button{border:0;background:none;color:#f3d9b5;font:600 14px/1 inherit;font-family:inherit;text-decoration:underline;cursor:pointer;padding:0 0 0 4px}
@media (max-width:720px){.toast{bottom:84px}}

/* ---- Trang mẫu: bộ ảnh nhiều tấm + chọn size ---- */
.gal{position:relative;min-width:0}
.gal-chinh{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;border-radius:var(--r);scrollbar-width:none;background:#efe8e2}
.gal-chinh::-webkit-scrollbar{display:none}
.gal-chinh img{flex:0 0 100%;scroll-snap-align:start;border-radius:0}
.gal-chinh video{flex:0 0 100%;width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;scroll-snap-align:start;background:#1f1a1c;display:block}
.gal-nho button{position:relative}
.gal-play{position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-size:20px;text-shadow:0 1px 6px rgba(0,0,0,.6);background:rgba(0,0,0,.18);border-radius:8px}
.gal-dem{position:absolute;right:12px;top:12px;padding:4px 10px;border-radius:999px;background:rgba(34,26,29,.62);color:#fff;font-size:12.5px;font-weight:600}
.gal-nho{display:flex;gap:8px;margin-top:10px;overflow-x:auto;scrollbar-width:thin;padding-bottom:4px}
.gal-nho button{flex:none;padding:0;border:2px solid transparent;border-radius:10px;background:none;cursor:pointer;overflow:hidden;opacity:.7}
.gal-nho button.on{border-color:var(--primary);opacity:1}
.gal-nho img{display:block;width:62px;height:83px;object-fit:cover;aspect-ratio:auto;border-radius:8px}
.spd-gia2 span{color:var(--muted);font-size:13px}
.spd-size{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:12px 0 4px;padding:6px;border-radius:14px;transition:background .3s}
.spd-size>span{font-weight:600;font-size:14px;margin-right:2px}
.spd-size .chip{min-width:48px;padding:9px 14px}
.spd-size.nhac{background:color-mix(in srgb,var(--primary) 12%,transparent)}
.spd-mau{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 4px;padding:6px;border-radius:14px;transition:background .3s}
.spd-mau.nhac{background:color-mix(in srgb,var(--primary) 12%,transparent)}
.spd-mau .chip{display:inline-flex;align-items:center;gap:8px;padding:8px 15px 8px 9px}
.o-mau{display:inline-block;width:20px;height:20px;border-radius:50%;border:1px solid color-mix(in srgb,var(--ink) 25%,transparent);background:#ccc}
.chip.on .o-mau{border-color:#fff}
.o-DE{background:#1f1b1c}.o-TR{background:#fff}.o-HO{background:#f2b8c6}.o-KE{background:#efe4cf}.o-BE{background:#d9c3a5}
.o-DO{background:#c62f2f}.o-TI{background:#8a5fb5}.o-VA{background:#efc94c}.o-XA{background:#4a78b5}
.spd-size .chip:disabled{opacity:.35;text-decoration:line-through;cursor:not-allowed}
/* sắp hết size / đã bán / feedback (chủ duyệt 26/10/2026) */
.spd-size .chip small{display:block;font-size:10.5px;font-weight:600;line-height:1;margin-top:3px;color:var(--primary);letter-spacing:.01em}
.spd-size .chip.on small{color:#fff}
.spd-size .chip.sap-het{border-color:color-mix(in srgb,var(--primary) 55%,transparent)}
.spd-size .chip[data-het]{text-decoration:none}
.spd-size .chip[data-het] small{color:var(--muted)}
.sp-ban{display:inline-block;margin:2px 0 6px;font-size:12.5px;font-weight:600;color:var(--muted)}
.sp-ban::before{content:"🔥 "}
.spd-info .sp-ban{font-size:14px;margin:-4px 0 10px}
.fb-khoi{margin-top:10px}
.fb-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.fb{display:grid;grid-template-columns:auto 1fr;gap:12px;margin:0;padding:14px;border:1px solid color-mix(in srgb,var(--ink) 10%,transparent);border-radius:var(--r);background:var(--card)}
.fb img{width:72px;height:96px;object-fit:cover;border-radius:10px;grid-row:1/3}
.fb blockquote{margin:0;min-width:0}
.fb blockquote p{margin:0;font-size:14.5px;line-height:1.5}
.fb figcaption{grid-column:2;font-size:13px;color:var(--muted)}
.fb:not(:has(img)) blockquote,.fb:not(:has(img)) figcaption{grid-column:1/-1}
.fb-ma{margin-left:6px;padding:1px 7px;border-radius:999px;background:color-mix(in srgb,var(--primary) 10%,transparent);color:var(--primary);font-weight:600;font-size:12px}
.fb-vd{display:inline-block;margin-bottom:6px;padding:2px 8px;border-radius:6px;background:#fff3c4;color:#7a5a00;font-size:11.5px;font-weight:700;letter-spacing:.03em;text-transform:uppercase}
.gio-chon{display:flex;flex-wrap:wrap;gap:0 14px}
.gio-size select.thieu{border-color:var(--primary);box-shadow:0 0 0 2px color-mix(in srgb,var(--primary) 25%,transparent)}
.sp-img{position:relative}
.sp-so-anh{position:absolute;left:8px;bottom:8px;padding:3px 9px;border-radius:999px;background:rgba(34,26,29,.62);color:#fff;font-size:12px;font-weight:600}

/* ---- Cửa hàng: bộ lọc ---- */
.ch-uu{display:flex;flex-wrap:wrap;gap:8px 18px;list-style:none;padding:0;margin:4px 0 18px;font-size:14px;color:var(--muted)}
.ch-uu li::before{content:"✓ ";color:var(--primary);font-weight:700}
.sp-loc{display:flex;flex-wrap:wrap;align-items:end;gap:10px;margin-top:12px}
.sp-loc label{display:flex;flex-direction:column;gap:4px;font-size:12.5px;font-weight:600;color:var(--muted)}
.sp-loc select{min-height:40px;padding:6px 10px;font-size:14px;width:auto}
@media (max-width:720px){.sp-loc{display:grid;grid-template-columns:1fr 1fr}.sp-loc select,.sp-loc input{width:100%}.sp-loc .sp-tim{grid-column:1/-1}}
body.gio-mo .float-cta,body.gio-mo .toast,body.gio-mo .ck-bar{display:none}
.sp-loc .sp-tim{align-items:stretch}

/* ---- Trang mẫu tối ưu cho khách từ quảng cáo: cam kết, size theo cân nặng, 1 hay 2 cái, thanh đặt hàng ---- */
.spd-cam{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;list-style:none;padding:0;margin:10px 0 14px}
.spd-cam li{background:var(--card);border:1px solid color-mix(in srgb,var(--ink) 10%,transparent);border-radius:12px;padding:9px 6px;text-align:center;font-size:12.5px;line-height:1.35}
.spd-cam b{display:block;color:var(--primary);font-size:13.5px}
.spd-buoc{margin:14px 0 6px;display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;font-size:14.5px}
.spd-can{display:flex;align-items:center;gap:6px;font-size:14px;font-weight:400}
.spd-can input{width:64px;min-height:38px;padding:6px 8px;border:1px solid color-mix(in srgb,var(--ink) 22%,transparent);border-radius:10px;font:inherit;font-size:16px;background:#fff;color:var(--ink);text-align:center}
#spd-goi-y{font-weight:600;color:var(--primary)}
.spd-goi{display:grid;gap:8px;margin:4px 0 6px}
.spd-goi label{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;padding:11px 12px;border:1.5px solid color-mix(in srgb,var(--ink) 14%,transparent);border-radius:14px;background:#fff;cursor:pointer;font-size:14.5px;line-height:1.35}
.spd-goi label.on{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 5%,#fff)}
.spd-goi input{accent-color:var(--primary);width:18px;height:18px;margin:0}
.spd-goi small{display:block;color:var(--muted);font-size:12.5px}
.spd-goi em{font-style:normal;font-size:11.5px;font-weight:700;background:var(--primary);color:#fff;padding:2px 8px;border-radius:999px;margin-left:4px;white-space:nowrap}
.spd-goi>label>b{color:var(--primary);white-space:nowrap}
.spd-mo2 p{margin:6px 0 4px}
.spd-mo2-ds{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 8px}
.spd-mo2-ds button{flex:none;width:84px;display:flex;flex-direction:column;align-items:center;gap:4px;padding:0;border:0;background:none;font:600 11.5px/1.25 inherit;font-family:inherit;color:var(--ink);cursor:pointer;text-align:center}
.spd-mo2-ds img{width:84px;height:112px;object-fit:cover;border-radius:10px;border:2px solid transparent}
.spd-mo2-ds button.on img{border-color:var(--primary)}
.spd-hd{max-width:760px}
.spd-thanh{display:none}
@media (max-width:760px){
  .spd-thanh{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:55;align-items:center;gap:10px;padding:10px max(14px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(14px,env(safe-area-inset-left,0px));background:var(--card);border-top:1px solid color-mix(in srgb,var(--ink) 10%,transparent);box-shadow:0 -10px 24px -18px rgba(0,0,0,.4)}
  .spd-tong{flex:1;display:flex;flex-direction:column;font-size:12px;color:var(--muted);line-height:1.2}
  .spd-tong b{font-size:18px;color:var(--primary)}
  .spd-msg{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#0866ff;color:#fff;flex:none}
  .spd-msg svg{width:22px;height:22px;fill:currentColor}
  .spd-thanh .btn{min-height:46px;padding:12px 18px}
  .co-thanh{padding-bottom:76px}
  .co-thanh .float-cta{display:none}
  .co-thanh .ck-bar{bottom:78px}
  .co-thanh .toast{bottom:92px}
  .spd-cam li{font-size:11.5px}
}
body.gio-mo .spd-thanh{display:none}
/* khách từ quảng cáo: bỏ menu dài, dòng chữ chạy, đường dẫn; giữ logo + giỏ hàng */
.qc .topbar,.qc .menu,.qc .burger,.qc .crumbs{display:none!important}
.qc .gio-nut{margin-left:auto}
/* form đặt hàng: ghi chú thu gọn */
.them-gc{margin:2px 0 8px}
.them-gc summary{cursor:pointer;color:var(--primary);font-size:14px;font-weight:600;list-style:none;padding:4px 0}
.them-gc summary::-webkit-details-marker{display:none}
.them-gc[open] summary{margin-bottom:6px}
/* trang cảm ơn */
.cam-on{max-width:640px;text-align:center;padding-top:20px}
.co-tick{width:64px;height:64px;border-radius:50%;background:color-mix(in srgb,#1b7f3b 14%,#fff);color:#1b7f3b;display:grid;place-items:center;font-size:30px;margin:10px auto 0}
.co-ma{font-size:16px}.co-ma b{font-size:18px;letter-spacing:.04em}
.co-ds{list-style:none;padding:0;margin:14px auto;display:grid;gap:8px;text-align:left;max-width:440px}
.co-ds li{display:flex;gap:12px;align-items:center;background:var(--card);border:1px solid color-mix(in srgb,var(--ink) 9%,transparent);border-radius:12px;padding:8px 10px;font-size:14px}
.co-ds img{width:48px;height:64px;object-fit:cover;border-radius:8px}
.co-tien b{color:var(--primary);font-size:18px}
.co-buoc{text-align:left;max-width:440px;margin:0 auto 18px}
.co-nut{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}

/* ---- Giao diện 2 (góp ý 24/10): menu Sản phẩm 2 cột, ô tìm kiếm, nhãn, giá sale, cột lọc trái, bảng size hiện đè ---- */
.dd-mega .dd-panel{display:grid;grid-template-columns:repeat(3,minmax(170px,1fr));gap:4px 18px;min-width:620px;padding:16px}
.mm-cot{display:flex;flex-direction:column;min-width:0}
.mm-cot a{padding:7px 10px;font-size:14.5px}
.mm-cot a small{display:inline;color:var(--muted);font-size:12.5px;margin:0}
.dd-panel .mm-h{font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);padding:6px 10px 8px}
.dd-panel a.mm-h{color:var(--accent)}
.mm-phu{border-left:1px solid color-mix(in srgb,var(--ink) 9%,transparent);padding-left:12px}
.dd-panel a.mm-sale{color:#b3261e;font-weight:600}
.menu a.top.nav-sale{color:#b3261e;font-weight:700}
@media (max-width:1024px){.dd-mega .dd-panel{min-width:0;grid-template-columns:1fr;padding:0 0 0 10px}.mm-phu{border-left:0;padding-left:0}}
.tim-dau{position:relative;flex:1 1 220px;max-width:340px;margin-left:auto;display:flex}
.tim-dau input{width:100%;min-height:42px;padding:9px 44px 9px 16px;border:1px solid color-mix(in srgb,var(--ink) 16%,transparent);border-radius:999px;background:#fff;font:inherit;font-size:14.5px;color:var(--ink)}
.tim-dau button[type=submit]{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:36px;height:36px;border:0;border-radius:50%;background:none;cursor:pointer;color:var(--ink);display:grid;place-items:center}
.tim-dau svg,.tim-nut svg{width:20px;height:20px;fill:currentColor}
.tim-gy{position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:65;background:var(--card);border:1px solid color-mix(in srgb,var(--ink) 10%,transparent);border-radius:14px;box-shadow:0 20px 40px -20px rgba(0,0,0,.45);padding:6px;max-height:70vh;overflow:auto}
.tim-gy a{display:flex;gap:10px;align-items:center;padding:6px 8px;border-radius:10px;color:var(--ink);text-decoration:none;font-size:13.5px}
.tim-gy a:hover,.tim-gy a:focus{background:color-mix(in srgb,var(--primary) 7%,transparent)}
.tim-gy img{width:40px;height:53px;object-fit:cover;border-radius:6px;flex:none}
.tim-gy small{display:block;color:var(--primary);font-weight:600}
.tim-gy s{color:var(--muted);font-weight:400}
.tim-het{width:100%;border:0;background:none;color:var(--primary);font:600 13.5px/1.4 inherit;font-family:inherit;padding:8px;cursor:pointer;text-align:left}
.tim-trong{margin:6px 8px;font-size:13.5px;color:var(--muted)}
.tim-nut{display:none;width:44px;height:44px;border:1px solid color-mix(in srgb,var(--ink) 16%,transparent);border-radius:12px;background:#fff;color:var(--ink);cursor:pointer;place-items:center;flex:none}
.gio-nut{margin-left:12px}
@media (max-width:1024px){
  .tim-nut{display:grid;margin-left:auto}
  .gio-nut{margin-left:8px}
  .tim-dau{display:none;position:absolute;left:0;right:0;top:70px;max-width:none;margin:0;padding:10px max(16px,env(safe-area-inset-right,0px)) 12px max(16px,env(safe-area-inset-left,0px));background:var(--bg);border-bottom:1px solid color-mix(in srgb,var(--ink) 9%,transparent);z-index:60}
  .tim-dau.mo{display:flex}
  .tim-dau button[type=submit]{right:20px}
  .tim-gy{left:16px;right:16px}
}
.qc .tim-nut{margin-left:auto}
.hero-tim{display:flex;gap:8px;max-width:520px;margin:18px 0 6px}
.hero-tim input{flex:1;min-width:0;min-height:48px;padding:10px 18px;border:1px solid color-mix(in srgb,var(--ink) 18%,transparent);border-radius:999px;background:#fff;font:inherit;font-size:16px;color:var(--ink)}
/* nhãn trên ảnh + giá sale */
.nhan-anh{position:absolute;left:8px;top:8px;display:flex;flex-direction:column;align-items:flex-start;gap:4px;z-index:1}
.nh{padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:700;letter-spacing:.02em;color:#fff;background:var(--ink)}
.nh-sale{background:#c62828}.nh-win{background:var(--primary)}.nh-moi{background:var(--accent)}
.sp-gia s,.spd-gia s{color:var(--muted);font-weight:400;font-size:.8em;margin-left:6px}
.giam{font-style:normal;font-weight:700;color:#c62828;font-size:12.5px;margin-left:6px}
.spd-gia .giam{font-size:16px}
.spd-gia2.sale{background:color-mix(in srgb,#c62828 10%,transparent);color:#8e1c17}
/* cửa hàng: cột lọc trái cố định khi cuộn (máy tính), trượt ra từ trái (điện thoại) */
.ch{display:grid;grid-template-columns:240px minmax(0,1fr);gap:28px;align-items:start;margin-top:12px}
.ch-loc{position:sticky;top:88px;max-height:calc(100vh - 100px);overflow:auto;padding:4px 6px 16px 0;scrollbar-width:thin}
.ch-loc-dau,.ch-xem,.ch-mo{display:none}
.lo{border-bottom:1px solid color-mix(in srgb,var(--ink) 9%,transparent);padding:12px 0}
.lo h3{margin:0 0 8px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.lo input[type=search]{width:100%;min-height:40px;padding:8px 12px;border:1px solid color-mix(in srgb,var(--ink) 18%,transparent);border-radius:10px;font:inherit;font-size:14.5px;background:#fff;color:var(--ink)}
.chon{display:flex;align-items:center;gap:8px;padding:5px 0;font-size:14.5px;cursor:pointer}
.chon input{accent-color:var(--primary);width:16px;height:16px;margin:0}
.chon small{color:var(--muted)}
.chon-size{display:flex;flex-wrap:wrap;gap:6px}
.chon-size label{cursor:pointer;position:relative}
.chon-size input{position:absolute;opacity:0;width:1px;height:1px}
.chon-size span{display:inline-block;min-width:44px;text-align:center;padding:7px 10px;border:1px solid color-mix(in srgb,var(--ink) 18%,transparent);border-radius:999px;background:#fff;font-weight:600;font-size:13.5px}
.chon-size input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}
.chon-size input:focus-visible+span{outline:2px solid var(--primary);outline-offset:2px}
#sp-xoa{margin-top:12px}
.ch-tren{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.ch-dem{color:var(--muted);font-size:14px}
.ch-xep{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.ch-xep select{min-height:38px;padding:6px 10px;width:auto;font-size:14px}
.ch .sp-grid{grid-template-columns:repeat(3,1fr);margin-top:0}
@media (max-width:1024px){
  .ch{grid-template-columns:1fr;gap:0}
  .ch .sp-grid{grid-template-columns:repeat(2,1fr)}
  .ch-mo{display:inline-flex}
  .ch-loc{position:fixed;left:0;top:0;bottom:0;width:min(320px,86vw);max-height:none;z-index:75;background:var(--bg);padding:14px max(16px,env(safe-area-inset-left,0px)) 90px 16px;transform:translateX(-105%);transition:transform .22s;box-shadow:12px 0 40px -20px rgba(0,0,0,.5)}
  .loc-mo .ch-loc{transform:none}
  .loc-mo::after{content:"";position:fixed;inset:0;background:rgba(34,26,29,.4);z-index:74}
  .ch-loc-dau{display:flex;justify-content:space-between;align-items:center;font-size:17px}
  .ch-dong{border:0;background:none;font-size:30px;cursor:pointer;color:var(--ink)}
  .ch-xem{display:flex;position:fixed;left:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));width:min(288px,calc(86vw - 32px))}
}
@media (prefers-reduced-motion:reduce){.ch-loc{transition:none}}
/* bảng size hiện đè */
.bs{width:min(460px,calc(100vw - 32px));max-height:calc(100vh - 40px);border:0;border-radius:18px;padding:18px 20px 20px;background:var(--bg);color:var(--ink);box-shadow:0 30px 60px -20px rgba(0,0,0,.5)}
.bs::backdrop{background:rgba(34,26,29,.5)}
.bs-dau{display:flex;justify-content:space-between;align-items:center;gap:10px}
.bs-dau h2{margin:0;font-size:20px}
.bs-dong{border:0;background:none;font-size:30px;line-height:1;cursor:pointer;color:var(--ink)}
.bs-can{display:flex;align-items:center;gap:8px;margin:12px 0;font-size:15px;flex-wrap:wrap}
.bs-can input{width:70px;min-height:40px;padding:6px 8px;border:1px solid color-mix(in srgb,var(--ink) 22%,transparent);border-radius:10px;font:inherit;font-size:16px;text-align:center;background:#fff;color:var(--ink)}
#bs-ket-qua{color:var(--primary)}
.bs-bang{width:100%;margin:4px 0 10px}
.bs-bang tr.on td{background:color-mix(in srgb,var(--primary) 12%,#fff);font-weight:700}
.bs-meo{padding-left:18px;font-size:14px;margin:8px 0}
.bs-nut{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:8px}
.gio-gy-tieu{margin:10px 0 4px;font-size:13px;font-weight:600;color:var(--muted)}
.hero-tim .btn{flex:none;width:auto;padding:12px 22px}.hero-tim input{flex:1 1 auto}