/* Trại Nhà Mình — một cột, chữ to, nút gọi dính đáy. Dựng cho điện thoại rẻ, mạng yếu, mắt trên 40. */
:root{
  --bg:#FDFAF3; --surface:#FFFFFF; --sunk:#F3EEE2;
  --ink:#1A1A17; --muted:#5B5247; --line:#E4DCCB;
  --green:#3B2A1E; --on-green:#FDFAF3; --green-soft:#F6ECD8;
  --gold:#E09F1E; --brick:#B3321F; --on-brick:#FFFFFF;
  --line-strong:#998B6E;
  --font:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --wrap:1060px; --r:14px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#17120D; --surface:#221B14; --sunk:#2B231A;
  --ink:#F2EEE3; --muted:#B8AC9B; --line:#3A3025;
  --green:#5A3A22; --on-green:#F2EEE3; --green-soft:#33281C;
  --gold:#E8AE3A; --brick:#E8705A; --on-brick:#1A1A17;
  --line-strong:#7E6E5A;
  color-scheme:dark;
}}
:root[data-theme="dark"]{
  --bg:#17120D; --surface:#221B14; --sunk:#2B231A;
  --ink:#F2EEE3; --muted:#B8AC9B; --line:#3A3025;
  --green:#5A3A22; --on-green:#F2EEE3; --green-soft:#33281C;
  --gold:#E8AE3A; --brick:#E8705A; --on-brick:#1A1A17;
  --line-strong:#7E6E5A;
  color-scheme:dark;
}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);
  font-size:17px;line-height:1.6;-webkit-text-size-adjust:100%}
img{max-width:100%}
h1,h2,h3{text-wrap:balance;margin:0;line-height:1.2;letter-spacing:-.015em}
h1{font-size:clamp(26px,6vw,42px);font-weight:800;line-height:1.15}
h2{font-size:clamp(23px,4.6vw,31px);font-weight:800}
h3{font-size:19px;font-weight:800}
p{margin:0}
a{color:inherit}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;
  padding-left:max(16px,env(safe-area-inset-left,0px));
  padding-right:max(16px,env(safe-area-inset-right,0px))}
.band{padding-block:clamp(34px,6vw,60px)}
.band--sunk{background:var(--sunk)}
.stack{display:flex;flex-direction:column;gap:18px}
.eyebrow{font-size:14px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* dải trên cùng */
.topbar{background:var(--green);color:var(--on-green)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-block:11px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:17px;
  letter-spacing:-.01em;text-decoration:none;color:var(--on-green)}
.brand svg{flex:none}
.topbar b{font-variant-numeric:tabular-nums;letter-spacing:.01em}
.topbar .t-zalo{font-size:16px;opacity:.95}

/* điều hướng */
.nav{background:var(--surface);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;gap:4px;overflow-x:auto;padding-block:6px;scrollbar-width:none}
.nav .wrap::-webkit-scrollbar{display:none}
.nav a{flex:none;min-height:44px;display:inline-flex;align-items:center;padding:0 13px;border-radius:9px;text-decoration:none;
  font-weight:600;font-size:16px;color:var(--muted);white-space:nowrap}
.nav a[aria-current="page"]{background:var(--green-soft);color:var(--ink)}

/* nút */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:54px;padding:0 22px;border-radius:12px;border:2px solid transparent;
  font:inherit;font-weight:800;font-size:17px;text-decoration:none;cursor:pointer}
.btn--call{background:var(--brick);color:var(--on-brick)}
.btn--zalo{background:var(--green);color:var(--on-green)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btns .btn{flex:1 1 220px}
a:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:2px}

/* mở đầu */
.hero{background:var(--green);color:var(--on-green)}
.hero .wrap{padding-block:clamp(30px,6vw,56px)}
.hero h1{max-width:17ch}
.hero p{max-width:46ch;font-size:19px;margin-top:14px}
.hero .btns{margin-top:22px}
.hero .btn--ghost{color:var(--on-green);border-color:rgba(253,250,243,.55)}
.hero .btn--zalo{background:var(--on-green);color:var(--green)}
.hero .fine{margin-top:16px;font-size:15px;opacity:.86;max-width:50ch}

/* khối chọn tình trạng */
.pick{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
@media (max-width:620px){.pick{grid-template-columns:1fr}}
.pick section{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:16px;min-width:0}
.pick h3{display:flex;align-items:center;gap:9px;margin-bottom:4px}
.dot{width:11px;height:11px;border-radius:50%;background:var(--gold);flex:none}
.pick ul{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:2px}
.pick a{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:52px;
  padding:11px 13px;border-radius:10px;text-decoration:none;font-weight:600;
  border:1px solid var(--line);background:var(--bg)}
.pick a:hover,.pick a:focus-visible{background:var(--green-soft);border-color:var(--line)}
.pick a span{color:var(--muted);font-weight:700;font-size:21px;line-height:1}

/* thẻ sản phẩm */
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(276px,1fr));margin-top:22px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:18px;display:flex;flex-direction:column;gap:10px;min-width:0}
.card .kicker{font-size:13px;font-weight:700;color:var(--muted)}
.card h3{font-size:21px}
.card .tm{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.price{font-size:27px;font-weight:800;color:var(--brick);font-variant-numeric:tabular-nums}
.price small{font-size:15px;font-weight:600;color:var(--muted)}
.perhead{background:var(--green-soft);border-radius:10px;padding:9px 12px;font-size:15px;font-weight:600}
.card ul{margin:0;padding-left:19px;color:var(--muted);font-size:16px}
.card .btn{margin-top:auto}

/* combo */
.combo{background:var(--surface);border:2px solid var(--green);border-radius:var(--r);padding:20px}
.combo .tag{display:inline-block;background:var(--gold);color:#1A1A17;font-weight:800;
  font-size:14px;letter-spacing:.06em;text-transform:uppercase;padding:5px 11px;border-radius:999px}

/* bảng */
.tablewrap{overflow-x:auto;margin-top:18px;border:1px solid var(--line);border-radius:var(--r)}
table{border-collapse:collapse;width:100%;background:var(--surface)}
.tablewrap--rong table{min-width:560px}
th,td{text-align:left;padding:13px 14px;border-bottom:1px solid var(--line);font-size:16px;vertical-align:top}
th{background:var(--sunk);font-weight:800;font-size:15px}
.kv th{white-space:nowrap;width:1%}
tr:last-child td{border-bottom:0}
td b{font-variant-numeric:tabular-nums}

/* niềm tin */
.trust{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:20px}
.trust div{background:var(--surface);border:1px solid var(--line);border-left:5px solid var(--gold);
  border-radius:10px;padding:15px;min-width:0}
.trust h3{font-size:17px;margin-bottom:5px}
.trust p{font-size:16px;color:var(--muted)}

.note{background:var(--sunk);border-radius:var(--r);padding:17px 19px;font-size:16px}
.note strong{color:var(--ink)}

.steps{counter-reset:s;list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column;gap:11px}
.steps li{counter-increment:s;display:flex;gap:13px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:14px 15px}
.steps li::before{content:counter(s);flex:none;width:30px;height:30px;border-radius:50%;
  background:var(--green);color:var(--on-green);font-weight:800;font-size:15px;
  display:grid;place-items:center}

/* chân trang + thanh gọi */
footer{background:var(--green);color:var(--on-green);margin-top:8px}
footer .wrap{padding-block:30px;display:flex;flex-direction:column;gap:12px}
footer a{color:var(--on-green)}
footer .small{font-size:15px;opacity:.85;max-width:62ch}

.callbar{position:fixed;left:0;right:0;bottom:0;z-index:20;background:var(--surface);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom,0px)}
.callbar .wrap{display:flex;gap:10px;padding-block:10px}
.callbar .btn{flex:1;min-height:52px;font-size:16px;padding:0 8px;white-space:nowrap}
.callbar .btn--call{flex:1.25}
body{padding-bottom:96px}
@media (min-width:860px){.callbar{display:none}body{padding-bottom:0}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ---- trang cẩm nang, công cụ, hỏi đáp (thêm 23/10) ---- */
.muted{color:var(--muted)}
.footlinks{font-size:16px;line-height:1.9}
.footlinks a{text-decoration:underline;text-underline-offset:3px}

.seelist{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:9px}
.seelist li{background:var(--surface);border:1px solid var(--line);border-left:5px solid var(--gold);
  border-radius:10px;padding:12px 15px}

.guidelist{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:7px}
.guidelist a{display:block;padding:13px 14px;border-radius:11px;text-decoration:none;
  border:1px solid var(--line);background:var(--bg)}
.guidelist a:hover,.guidelist a:focus-visible{background:var(--green-soft)}
.guidelist span{display:block;font-weight:800;font-size:17px}
.guidelist em{display:block;font-style:normal;color:var(--muted);font-size:15px;margin-top:3px}

.faq{display:flex;flex-direction:column;gap:10px;margin-top:18px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:12px}
.faq summary{cursor:pointer;list-style:none;padding:16px 17px;font-weight:700;font-size:17px;
  display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-weight:800;font-size:23px;line-height:1;color:var(--muted);flex:none}
.faq details[open] summary::after{content:"–"}
.faq details>div{padding:0 17px 17px;color:var(--muted);font-size:16px}
.faq details>div a{color:inherit;text-decoration:underline;text-underline-offset:3px}

.tool{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:18px;margin-top:18px;display:flex;flex-direction:column;gap:9px;max-width:620px}
.tool label{font-weight:700;font-size:16px;margin-top:6px}
.tool input,.tool select{font:inherit;font-size:17px;min-height:52px;padding:0 13px;
  border:2px solid var(--line-strong);border-radius:11px;background:var(--bg);color:var(--ink);
  width:100%;max-width:100%}
.tool select{padding-right:34px}
.tool input:focus,.tool select:focus{outline:3px solid var(--gold);outline-offset:1px}
.kq{margin-top:12px;background:var(--sunk);border-radius:11px;padding:14px;overflow-x:auto}
.kq table{min-width:0;background:transparent}
.kq th{background:transparent;font-size:15px;white-space:nowrap}
.kq td{font-size:18px}
.kq th,.kq td{border-bottom:1px solid var(--line);padding:9px 6px}
.kq tr:last-child th,.kq tr:last-child td{border-bottom:0}

.cta4{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));margin-top:26px}
.cta4 a{display:flex;align-items:center;min-height:54px;padding:0 16px;border-radius:12px;
  border:2px solid var(--line-strong);background:var(--surface);text-decoration:none;
  font-weight:700;font-size:16px}
.cta4 a:hover,.cta4 a:focus-visible{border-color:var(--green);background:var(--green-soft)}

/* ---- học từ Gà Võ (thêm 23/10 tối) ---- */
.skip{position:absolute;left:-9999px;top:0;z-index:30;background:var(--surface);color:var(--ink);
  padding:12px 16px;border-radius:0 0 10px 0;font-weight:700}
.skip:focus{left:0}

.anchorbar{background:var(--sunk);border-bottom:1px solid var(--line)}
.anchorbar .wrap{display:flex;gap:6px;overflow-x:auto;padding-block:8px;scrollbar-width:none}
.anchorbar .wrap::-webkit-scrollbar{display:none}
.anchorbar a{flex:none;min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border-radius:999px;background:var(--surface);
  border:1px solid var(--line);text-decoration:none;font-weight:600;font-size:15px;white-space:nowrap}

.badges{display:flex;flex-wrap:wrap;gap:6px 8px;margin-top:14px}
.badges span{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;
  background:rgba(253,250,243,.14);border:1px solid rgba(253,250,243,.3);font-size:15px;font-weight:600}
.badges--light span{background:var(--green-soft);border-color:var(--line);color:var(--ink)}
.badges span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--gold);flex:none}

.byline{font-size:15px;opacity:.9;margin-top:12px}

.danger{background:var(--surface);border:2px solid var(--brick);border-radius:var(--r);padding:16px 18px}
.danger strong{color:var(--brick)}

.ngai{background:var(--green);color:var(--on-green);border-radius:var(--r);padding:20px;
  display:flex;flex-direction:column;gap:10px}
.ngai h3{font-size:21px}
.ngai .bignum{font-size:clamp(26px,6vw,34px);font-weight:800;letter-spacing:.02em;
  font-variant-numeric:tabular-nums;user-select:all}
.ngai .btn--ghost{color:var(--on-green);border-color:rgba(253,250,243,.42)}
.copyok{font-size:15px;opacity:.9;min-height:1.2em}

.empty{border:2px dashed var(--line);border-radius:var(--r);padding:18px;color:var(--muted)}
.empty strong{color:var(--ink)}

.fit{background:var(--surface);border:2px solid var(--green);border-radius:var(--r);
  padding:16px 18px;display:flex;flex-direction:column;gap:6px;margin-top:22px}
.fit .eyebrow{color:var(--muted)}

.combogrid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));margin-top:20px}
.combogrid .combo{display:flex;flex-direction:column;gap:6px;scroll-margin-top:16px}
.combogrid .combo ul{margin:6px 0 0;padding-left:19px;color:var(--muted);font-size:16px}
.combogrid .combo .price{margin-top:4px}

.toolgrid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));margin-top:20px}
.toolgrid a{display:flex;flex-direction:column;gap:4px;padding:15px 16px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line);text-decoration:none;min-height:86px}
.toolgrid a:hover,.toolgrid a:focus-visible{border-color:var(--green);background:var(--green-soft)}
.toolgrid b{font-size:17px}
.toolgrid span{font-size:15px;color:var(--muted)}
.toolgrid .new{display:inline-block;width:max-content;font-size:13px;font-weight:800;letter-spacing:.06em;
  text-transform:uppercase;background:var(--gold);color:#1A1A17;border-radius:999px;padding:2px 9px}

.chk{display:flex;flex-direction:column;gap:8px;margin-top:12px}
.chk label{display:flex;gap:11px;align-items:flex-start;padding:12px 13px;border-radius:11px;
  border:1px solid var(--line-strong);background:var(--surface);font-size:16px;cursor:pointer}
.chk input{width:22px;height:22px;flex:none;margin-top:1px;accent-color:var(--brick)}

.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:520px){.row2{grid-template-columns:1fr}}
.row2>div{display:flex;flex-direction:column;gap:6px;min-width:0}
.btn--small{min-height:52px;font-size:16px;padding:0 16px}
.sotay-list{display:flex;flex-direction:column;gap:9px;margin-top:14px}
.sotay-item{background:var(--bg);border:1px solid var(--line);border-radius:11px;padding:13px 14px;
  display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.sotay-item div{min-width:0}
.sotay-item b{font-size:17px}
.sotay-item small{display:block;color:var(--muted);font-size:15px;margin-top:3px}
.sotay-item button{flex:none;font:inherit;font-size:15px;min-height:44px;font-weight:700;border:1px solid var(--line);
  background:var(--surface);color:var(--muted);border-radius:9px;padding:8px 11px;cursor:pointer}
.soon{color:var(--brick);font-weight:800}
.sec-tools{scroll-margin-top:16px}

/* ---- bản 5: giá trong phần mở đầu, breadcrumb, bài liên quan ---- */
/* Nền thẻ giá luôn là màu kem, nên chữ phải ghi cứng màu tối — không dùng var(--ink),
   vì ở chế độ tối --ink cũng là màu kem, chữ sẽ tàng hình. Giống cách .tag làm. */
.pricecard{background:var(--on-green);color:#1A1A17;border-radius:var(--r);padding:14px 16px;margin-top:16px;
  display:flex;flex-wrap:wrap;gap:6px 18px;align-items:baseline}
.pricecard .price{font-size:30px;color:#B3321F}
.pricecard .price small{color:#5B5247}
.pricecard .alt{font-size:16px;color:#5B5247;font-weight:600}
.pricecard .per{flex-basis:100%;font-size:16px;font-weight:600;color:#3B2A1E}
.crumbs{font-size:15px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 8px;padding-block:10px}
.crumbs a{color:inherit;text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.crumbs a:hover{text-decoration:underline}
.related{margin-top:26px}
.related h3{margin-bottom:10px}
.sp-row{display:flex;flex-direction:column;gap:4px}
@media (max-width:600px){.crumbs>span[aria-current],.crumbs>span[aria-hidden]:nth-last-child(2){display:none}}


/* ---- ảnh sản phẩm (thêm 02/11/2026) ----
   Nền ảnh luôn là màu kem ở cả hai chế độ, nên không dùng biến màu ở đây,
   đúng luật đã ghi trong tab-web: nền không đổi theo chế độ thì ghi cứng. */
.spanh{max-width:330px;margin-top:18px;border-radius:var(--r);overflow:hidden;
  background:#FDFAF3;border:1px solid rgba(253,250,243,.35)}
.spanh img{display:block;width:100%;height:auto}
.dm-anh{width:84px;height:84px;object-fit:contain;background:#FDFAF3;
  border:1px solid var(--line);border-radius:9px;display:block}
.dm-trong{font-size:15px;color:var(--muted);display:block;width:84px;line-height:1.3}


/* ---- ảnh trên thẻ sản phẩm trang chủ (thêm 02/11/2026) ----
   Nền dải ảnh luôn là màu kem ở cả hai chế độ, nên màu chữ trong đó
   ghi cứng, đúng luật đã ghi trong tab-web. */

/* ---- khung ảnh thẻ bản 2 (02/11/2026): ảnh nằm trọn trong khung, không xén góc ---- */
.card-anh{position:relative;margin:-18px -18px 4px;background:#FDFAF3;overflow:hidden;
  border-radius:var(--r) var(--r) 0 0;aspect-ratio:1/1}
.card-anh img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block}
.spanh{max-width:360px}

/* ---- ảnh gói tiết kiệm (03/11/2026) ---- */
.combo .card-anh{margin:-20px -20px 8px;border-radius:calc(var(--r) - 2px) calc(var(--r) - 2px) 0 0}
.combogrid .combo .tag{align-self:flex-start}

/* logo chốt 03/11, thêm bởi va_logo.py */
.brand-dau{flex:none;display:block;width:40px;height:40px}
.foot-huyhieu{display:block;width:132px;height:132px}

/* màu vàng nâu theo logo chốt, thêm bởi va_mau.py */
.hero{border-bottom:6px solid var(--gold)}
footer{border-top:6px solid var(--gold)}

/* ---- ảnh phần đầu trang chủ (04/11/2026) ---- */
.hero-anh{margin:22px 0 0;max-width:420px}
.hero-anh img{display:block;width:100%;height:auto;border-radius:var(--r);background:#FDFAF3}
.hero-anh figcaption{margin-top:8px;font-size:15px;font-weight:600;opacity:.9}
@media (min-width:860px){
  .hero--anh .wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:36px;align-items:center}
  .hero--anh .hero-anh{margin:0;justify-self:end;width:100%}
}