*,*::before,*::after{box-sizing:border-box}
:root{
  --brand:#B4242F;--brand-d:#8C1620;--brand-l:#D8494F;
  --gold:#C29A3B;--gold-l:#E7D3A1;
  --ink:#1E2026;--sub:#5C6675;--mute:#8A93A0;
  --line:#EBE4DA;--bg:#FBF8F4;--card:#FFFFFF;--wash:#F6F1EA;
  --radius:14px;--shadow:0 2px 10px rgba(30,32,38,.05);--shadow-h:0 10px 28px rgba(30,32,38,.10);
  --maxw:1220px;
}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--ink);background:var(--bg);font-size:15px;line-height:1.7;word-break:break-word}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35}
p{margin:0 0 10px}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 18px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* 顶部条 */
.topbar{background:#2A2220;color:#D8CFC6;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:14px;height:38px}
.topbar a{color:#D8CFC6}
.topbar a:hover{color:#fff}
.topbar .tb-l span+span{margin-left:16px}
.topbar .tb-r{display:flex;align-items:center;gap:14px;white-space:nowrap}
.topbar .tb-r .sep{width:1px;height:12px;background:#544844}

/* 头部 */
.hd{background:var(--card);border-bottom:1px solid var(--line)}
.hd .wrap{display:flex;align-items:center;gap:22px;height:92px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.logo .mark{width:48px;height:48px;flex:0 0 auto}
.logo .txt strong{display:block;font-size:23px;letter-spacing:3px;line-height:1.2}
.logo .txt small{display:block;font-size:12px;color:var(--mute);letter-spacing:1px}
.hd-search{flex:1 1 auto;max-width:560px;display:flex;border:2px solid var(--brand);border-radius:999px;overflow:hidden;background:#fff}
.hd-search input{flex:1;border:0;outline:0;padding:0 18px;height:42px;font-size:14px;background:transparent;color:var(--ink)}
.hd-search button{border:0;background:var(--brand);color:#fff;padding:0 26px;font-size:15px;cursor:pointer;letter-spacing:2px}
.hd-search button:hover{background:var(--brand-d)}
.hd-act{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:8px;
  padding:9px 18px;font-size:14px;cursor:pointer;transition:.18s;white-space:nowrap;font-family:inherit}
.btn-p{background:var(--brand);color:#fff}
.btn-p:hover{background:var(--brand-d);color:#fff}
.btn-o{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-o:hover{background:var(--brand);color:#fff}
.btn-g{background:#fff;color:var(--sub);border-color:var(--line)}
.btn-g:hover{border-color:var(--brand);color:var(--brand)}
.btn-lg{padding:12px 30px;font-size:16px;border-radius:10px}
.btn-sm{padding:6px 12px;font-size:13px;border-radius:6px}

/* 主导航 */
.nav{background:var(--brand);position:relative;z-index:30}
.nav .wrap{display:flex;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.nav .wrap::-webkit-scrollbar{display:none}
.nav a{color:#FBE9E9;font-size:14.5px;padding:0 13px;height:50px;display:inline-flex;align-items:center;white-space:nowrap;transition:.16s;flex:0 0 auto}
.nav a:hover{background:var(--brand-d);color:#fff}
.nav a.on{background:var(--brand-d);color:#fff;font-weight:600}
.nav .nav-all{background:rgba(0,0,0,.16);font-weight:600;color:#fff}
.nav-toggle{display:none;background:transparent;border:0;color:#fff;font-size:22px;padding:0 6px;cursor:pointer}

/* 通用板块 */
.sec{padding:46px 0}
.sec.tight{padding:30px 0}
.sec-hd{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;border-bottom:1px solid var(--line);padding-bottom:12px}
.sec-hd h2{font-size:23px;letter-spacing:1px}
.sec-hd h2 em{font-style:normal;color:var(--brand)}
.sec-hd .desc{font-size:13px;color:var(--mute)}
.sec-hd .more{font-size:13px;color:var(--sub)}
.sec-hd .more:hover{color:var(--brand)}

/* 横幅 */
.hero{background:linear-gradient(120deg,#8C1620 0%,#B4242F 55%,#C9553C 100%);color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 62%)}
.hero::before{content:"囍";position:absolute;right:6%;top:50%;transform:translateY(-50%);font-size:230px;line-height:1;
  color:rgba(255,255,255,.10);font-family:"Songti SC",serif;pointer-events:none}
.hero .wrap{position:relative;z-index:2;padding:56px 18px 62px;max-width:1220px}
.hero .kicker{display:inline-block;font-size:12px;letter-spacing:2px;border:1px solid rgba(255,255,255,.55);
  border-radius:999px;padding:4px 14px;margin-bottom:16px}
.hero h1{font-size:38px;letter-spacing:1px;margin-bottom:14px}
.hero p{max-width:760px;color:rgba(255,255,255,.9);font-size:15px;margin-bottom:22px}
.hero .stats{display:flex;gap:38px;flex-wrap:wrap;margin-top:6px}
.hero .stats b{display:block;font-size:26px;letter-spacing:1px}
.hero .stats span{font-size:13px;color:rgba(255,255,255,.78)}
.hero-sm .wrap{padding:34px 18px 38px}
.hero-sm h1{font-size:27px;margin-bottom:8px}
.hero-sm p{margin-bottom:0;font-size:14px}
.crumb{font-size:13px;color:rgba(255,255,255,.82);margin-bottom:12px}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:#fff}

/* 栏目网格 */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;transition:.2s;display:block}
.cat:hover{border-color:var(--brand-l);box-shadow:var(--shadow-h);transform:translateY(-3px);color:inherit}
.cat .ico{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#FBEDE9,#F5DCD4);
  color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin-bottom:12px;
  font-family:"Songti SC","SimSun",serif}
.cat h3{font-size:17px;margin-bottom:6px}
.cat p{font-size:13px;color:var(--sub);margin:0;min-height:44px}
.cat .go{font-size:12px;color:var(--brand);margin-top:10px;display:inline-block}
.cat .cnt{float:right;font-size:12px;color:var(--mute);font-weight:400}

/* 信息/商品卡片 */
.list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.list-grid.two{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.card:hover{border-color:#E0CFC2;box-shadow:var(--shadow-h)}
.card .thumb{position:relative;display:block;background:var(--wash)}
.card .thumb svg{display:block;width:100%;height:auto}
.card .thumb img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;transition:.35s}
.card:hover .thumb img{transform:scale(1.04)}
.card .badge{position:absolute;left:12px;top:12px;background:rgba(180,36,47,.92);color:#fff;font-size:12px;padding:3px 10px;border-radius:999px}
.card .body{padding:15px 16px 16px;flex:1;display:flex;flex-direction:column}
.card h3{font-size:16px;line-height:1.5;margin-bottom:9px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:48px}
.card h3 a:hover{color:var(--brand)}
.card .meta{font-size:12.5px;color:var(--mute);display:flex;flex-wrap:wrap;gap:6px 14px;margin-bottom:9px}
.card .meta b{color:var(--sub);font-weight:400}
.card .tagline{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.tag{font-size:12px;color:#9A5B33;background:#FBF1E6;border:1px solid #F1E1CE;border-radius:5px;padding:1px 8px}
.tag.blue{color:#3F6180;background:#EDF3F8;border-color:#DCE7F1}
.card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:10px;border-top:1px dashed var(--line)}
.price{color:var(--brand);font-weight:700;font-size:19px;font-family:"DIN Alternate","Arial Narrow",Arial,sans-serif}
.price small{font-size:12px;font-weight:400;color:var(--mute)}
.price .orig{font-size:12.5px;color:var(--mute);text-decoration:line-through;font-weight:400;margin-left:6px}
.sold{font-size:12.5px;color:var(--mute)}
.shopname{font-size:13px;color:var(--sub);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 侧栏 + 两栏 */
.layout{display:grid;grid-template-columns:1fr 306px;gap:26px;align-items:start}
.side{display:flex;flex-direction:column;gap:18px;position:sticky;top:16px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.panel-hd{padding:12px 16px;border-bottom:1px solid var(--line);font-weight:700;font-size:15px;background:#FEFCFA;display:flex;justify-content:space-between;align-items:center}
.panel-hd small{font-weight:400;color:var(--mute);font-size:12px}
.panel-bd{padding:14px 16px}
.rank li{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed var(--line);font-size:13.5px}
.rank li:last-child{border-bottom:0}
.rank .no{width:19px;height:19px;flex:0 0 auto;border-radius:5px;background:#F1EBE4;color:var(--sub);font-size:12px;
  display:flex;align-items:center;justify-content:center;margin-top:3px}
.rank .no.top{background:var(--brand);color:#fff}
.rank a{color:var(--ink)}
.rank .sub{display:block;font-size:12px;color:var(--mute)}
.contact-box{background:linear-gradient(150deg,#B4242F,#8C1620);color:#fff;border-radius:var(--radius);padding:20px}
.contact-box h4{font-size:16px;margin-bottom:8px}
.contact-box p{font-size:13px;color:rgba(255,255,255,.86);margin:0 0 4px}
.contact-box .tel{font-size:24px;font-weight:700;letter-spacing:1px;margin:8px 0 10px;font-family:"DIN Alternate",Arial,sans-serif}

/* 详情 */
.crumb2{font-size:13px;color:var(--mute);padding:16px 0 0}
.crumb2 a{color:var(--sub)}
.crumb2 a:hover{color:var(--brand)}
.detail{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;margin:14px 0 0}
.detail h1{font-size:25px;line-height:1.5;margin-bottom:14px}
.detail .dmeta{display:flex;flex-wrap:wrap;gap:6px 22px;font-size:13px;color:var(--mute);
  padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:20px}
.detail .dmeta b{color:var(--sub);font-weight:400}
.detail h2{font-size:17px;margin:26px 0 12px;padding-left:11px;border-left:4px solid var(--brand);line-height:1.2}
.detail p{color:#3C424D;font-size:15px}
.hero-img{border-radius:12px;overflow:hidden;border:1px solid var(--line);margin-bottom:6px;background:var(--wash)}
.hero-img svg{display:block;width:100%;height:auto}
.hero-img img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0 4px}
.gal img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--line);border-radius:8px;cursor:zoom-in}
.spec-table{width:100%;border-collapse:collapse;font-size:14px}
.spec-table th,.spec-table td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.spec-table th{background:#FBF7F2;color:var(--sub);font-weight:400;width:132px}
.notice{background:#FFF9F0;border:1px solid #F3E3C8;border-left:4px solid var(--gold);border-radius:10px;padding:14px 16px;
  font-size:13.5px;color:#7A5B22;margin-top:22px}
.notice b{color:#6A4A16}
.merchant{background:#FBF7F2;border:1px solid var(--line);border-radius:12px;padding:18px;margin-top:10px;
  display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}
.merchant .nm{font-size:16px;font-weight:700;margin-bottom:6px}
.merchant .rw{font-size:13.5px;color:var(--sub);margin-bottom:3px}
.merchant .rw span{color:var(--mute)}
.contact-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}

/* 表单 */
.form-wrap{max-width:520px;margin:34px auto;background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:32px 34px;box-shadow:var(--shadow)}
.form-wrap.wide{max-width:840px}
.form-wrap h1{font-size:22px;text-align:center;margin-bottom:6px}
.form-wrap .sub{text-align:center;font-size:13px;color:var(--mute);margin-bottom:24px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;color:var(--sub);margin-bottom:6px}
.field label i{color:var(--brand);font-style:normal}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:9px;padding:11px 13px;
  font-size:14px;font-family:inherit;color:var(--ink);background:#FEFDFB;outline:0;transition:.16s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand-l);background:#fff;box-shadow:0 0 0 3px rgba(180,36,47,.07)}
.field textarea{min-height:118px;resize:vertical}
.field .hint{font-size:12px;color:var(--mute);margin-top:5px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-foot{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--sub);margin-top:6px}
.check{display:flex;gap:8px;align-items:flex-start;font-size:13px;color:var(--sub);margin:4px 0 18px}
.check input{margin-top:3px}
.msg{padding:10px 14px;border-radius:9px;font-size:13.5px;margin-bottom:16px;display:none}
.msg.ok{background:#EFF8F0;border:1px solid #CFE7D3;color:#2C6B39;display:block}
.msg.err{background:#FDF1F1;border:1px solid #F1D3D3;color:#A32A2A;display:block}
.form-tip{text-align:center;font-size:13px;color:var(--sub);margin-top:16px}
.form-tip a{color:var(--brand)}

/* 分页 / 工具条 */
.bar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;background:var(--card);
  border:1px solid var(--line);border-radius:10px;padding:11px 16px;margin-bottom:18px;font-size:13.5px;color:var(--sub)}
.bar .sorts{display:flex;gap:6px;flex-wrap:wrap}
.bar .sorts a{padding:4px 12px;border-radius:6px;border:1px solid var(--line);background:#fff;font-size:13px}
.bar .sorts a.on{background:var(--brand);border-color:var(--brand);color:#fff}
.pager{display:flex;justify-content:center;gap:8px;margin-top:26px;flex-wrap:wrap}
.pager a,.pager span{min-width:36px;height:36px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:8px;background:#fff;font-size:14px;color:var(--sub)}
.pager .on{background:var(--brand);border-color:var(--brand);color:#fff}
.pager .dis{color:#C7CDD6;background:#FAF8F6}

/* 优势 */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.why .it{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.why .it b{display:block;font-size:15.5px;margin-bottom:7px}
.why .it p{font-size:13px;color:var(--sub);margin:0}
.why .it .n{font-size:12px;color:var(--gold);letter-spacing:2px;font-weight:700;margin-bottom:8px}

/* 表格 */
.tb-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.tb{width:100%;border-collapse:collapse;font-size:14px}
.tb th,.tb td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line)}
.tb th{background:#FBF7F2;color:var(--sub);font-weight:400;font-size:13.5px;white-space:nowrap}
.tb tr:last-child td{border-bottom:0}
.tb td a{color:var(--brand)}
.tb .num{text-align:right;font-family:"DIN Alternate",Arial,sans-serif}

/* 富文本页 */
.doc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px 34px;max-width:900px;margin:24px auto}
.doc h1{font-size:23px;margin-bottom:8px}
.doc .upd{font-size:13px;color:var(--mute);margin-bottom:22px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.doc h2{font-size:16.5px;margin:24px 0 10px}
.doc p,.doc li{font-size:14.5px;color:#3C424D}
.doc ol,.doc ul{margin:0 0 12px;padding-left:22px}
.doc li{margin-bottom:7px}
.doc ol{list-style:decimal}
.doc ul{list-style:disc}

/* 页脚 */
.ft{background:#26211F;color:#B9B0A8;margin-top:52px;font-size:13.5px}
.ft .ft-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:30px;padding:44px 0 34px}
.ft h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:1px}
.ft a{color:#B9B0A8}
.ft a:hover{color:#fff}
.ft li{margin-bottom:8px}
.ft .fl{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.ft .fl .mark{width:38px;height:38px}
.ft .fl strong{color:#fff;font-size:18px;letter-spacing:3px}
.ft p{color:#9C938B;line-height:1.75;margin:0 0 8px}
.ft .ct b{color:#E7D3A1;font-weight:400}
.ft .links{border-top:1px solid #3A332F;padding:16px 0;font-size:12.5px;color:#8C837B;line-height:2}
.ft .links a{margin-right:14px;color:#8C837B}
.ft .links a:hover{color:#fff}
.ft .cr{border-top:1px solid #3A332F;padding:16px 0 26px;text-align:center;font-size:12.5px;color:#8C837B;line-height:2}
.ft .cr a{color:#8C837B}
.ft .cr a:hover{color:#fff}
.ft .cr .sep{margin:0 10px;color:#4A423E}

/* 商品详情顶部双栏 */
.pd-top{display:grid;grid-template-columns:430px 1fr;gap:26px;align-items:start;margin-top:14px}
.pd-img{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.pd-img svg{display:block;width:100%;height:auto}
.pd-img img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.pd-info h1{font-size:23px;line-height:1.5;margin-bottom:12px}
.pd-price{background:linear-gradient(100deg,#FDF3EF,#FBF8F4);border:1px solid #F1E1D8;border-radius:12px;
  padding:14px 18px;display:flex;align-items:flex-end;flex-wrap:wrap;gap:6px 16px;margin-bottom:16px}
.pd-price .price{font-size:30px}
.pd-price .sold{font-size:13px;color:var(--mute);padding-bottom:5px}
.pd-attrs{display:grid;grid-template-columns:repeat(2,1fr);gap:9px 20px;font-size:14px;color:var(--sub);
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:16px}
.pd-attrs span{color:var(--mute)}
.pd-body{margin-top:26px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 28px}
.pd-body h2{font-size:17px;margin:24px 0 12px;padding-left:11px;border-left:4px solid var(--brand);line-height:1.2}
.pd-body h2:first-child{margin-top:0}
.pd-body p{color:#3C424D}
.pd-body ul{padding-left:20px;list-style:disc;color:#3C424D;font-size:14.5px}

/* 购物车 / 空状态 */
.cart-bar{position:fixed;right:22px;bottom:26px;z-index:60;background:var(--brand);color:#fff;border-radius:999px;
  padding:11px 20px;box-shadow:0 8px 22px rgba(140,22,32,.32);font-size:14px;display:flex;align-items:center;gap:8px}
.cart-bar:hover{color:#fff;background:var(--brand-d)}
.cart-bar b{background:#fff;color:var(--brand);border-radius:999px;min-width:20px;height:20px;font-size:12px;
  display:inline-flex;align-items:center;justify-content:center;padding:0 5px}
.empty{text-align:center;padding:60px 20px;color:var(--mute)}
.empty .big{font-size:40px;color:#DED5CB;margin-bottom:10px}
.buy-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:#FBF7F2;border:1px solid var(--line);
  border-radius:12px;padding:16px 18px;margin-top:16px}
.buy-row .price{font-size:28px}
.buy-row .qty{display:flex;align-items:center;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}
.buy-row .qty button{width:34px;height:38px;border:0;background:#FBF7F2;font-size:17px;cursor:pointer;color:var(--sub)}
.buy-row .qty input{width:54px;height:38px;border:0;border-left:1px solid var(--line);border-right:1px solid var(--line);
  text-align:center;font-size:15px;outline:0;font-family:inherit}

/* 响应式 */
@media(max-width:1080px){
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .list-grid{grid-template-columns:repeat(2,1fr)}
  .why{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}
  .side{position:static}
  .ft .ft-top{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .gal{grid-template-columns:repeat(2,1fr)}
  .topbar .tb-l{display:none}
  .topbar .wrap{justify-content:center;gap:8px}
  .topbar .tb-r{gap:10px}
  .hd .wrap{height:auto;flex-wrap:wrap;padding-top:14px;padding-bottom:14px;gap:12px}
  .hd-search{order:9;max-width:100%;flex:1 1 100%}
  .nav .wrap{height:auto;flex-wrap:wrap;padding:0}
  .nav a{height:42px;padding:0 12px;font-size:14px}
  .hero h1{font-size:27px}
  .hero::before{font-size:130px;right:2%}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .cat-grid,.list-grid,.list-grid.two,.why{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .ft .ft-top{grid-template-columns:1fr;gap:22px}
  .detail,.doc{padding:20px 18px}
  .form-wrap{padding:24px 20px;margin:20px auto}
  .merchant{grid-template-columns:1fr}
  .hero .stats{gap:22px}
  .shop-hd{grid-template-columns:1fr;text-align:left}
  .shop-hd .sh-r{justify-content:flex-start}
  .cart-foot{flex-direction:column;align-items:flex-start}
  .cart-foot .r{flex-wrap:wrap}
  .shop-grid{grid-template-columns:1fr}
}
/* ===== 商城增强：加购 / 店铺 / 结算 ===== */
.card-act{display:flex;gap:8px;margin-top:10px}
.card-act .btn{flex:1;justify-content:center}
.shopname{color:var(--brand);text-decoration:none}
.shopname:hover{text-decoration:underline}
.badge2{display:inline-block;margin-left:10px;padding:2px 8px;border-radius:4px;font-size:12px;
  font-weight:400;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35)}
.buy-note{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:10px;font-size:13px;color:var(--mute)}
.buy-note span{display:inline-block}
.m-act{display:flex;flex-direction:column;gap:8px}
.ul{margin:0;padding-left:18px;font-size:14px;color:var(--mute);line-height:1.9}
.shop-hd{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;
  background:linear-gradient(135deg,#B4242F,#8E1B24);color:#fff;border-radius:12px;padding:26px 28px}
.shop-hd .nm{font-size:26px;font-weight:700}
.shop-hd .sc{margin:8px 0 10px;font-size:15px;color:rgba(255,255,255,.9)}
.shop-hd .tags{display:flex;flex-wrap:wrap;gap:8px}
.shop-hd .tags .tag{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.32);color:#fff}
.shop-hd .sh-r{display:flex;gap:32px;text-align:center}
.shop-hd .sh-r b{display:block;font-size:22px}
.shop-hd .sh-r span{font-size:12px;color:rgba(255,255,255,.82)}
.shop-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.shop-card{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;display:flex;flex-direction:column}
.shop-card .cov{display:block;height:150px;background:#F6E7DE;overflow:hidden}
.shop-card .cov img{width:100%;height:150px;object-fit:cover;display:block}
.shop-card .bd{padding:14px 16px 16px}
.shop-card .bd h3{font-size:17px;margin-bottom:6px}
.shop-card .rw2{font-size:13px;color:var(--mute);margin-bottom:6px}
.shop-card .bd p{font-size:13px;color:var(--mute);margin-bottom:8px}
.cart-tb td{vertical-align:middle}
.cart-tb button.qt{width:24px;height:24px;line-height:1;border:1px solid var(--line);background:#fff;
  border-radius:4px;cursor:pointer;color:var(--ink);font-size:13px}
.cart-tb button.qt:hover{border-color:var(--brand);color:var(--brand)}
.cart-foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;
  margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px 20px}
.cart-foot .r{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.cart-foot .price{font-size:22px}
.steps{display:flex;gap:26px;margin-bottom:20px;font-size:14px;color:var(--mute)}
.steps span{position:relative;padding-left:6px}
.steps span.on{color:var(--brand);font-weight:600}
.opt{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--ink)}
.opt label{display:flex;align-items:center;gap:8px;cursor:pointer}
.ord{border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-bottom:12px}
.ord-it{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 12px;
  border-bottom:1px solid var(--line);font-size:14px}
.ord-it:last-child{border-bottom:0}
.sum{border-top:1px dashed var(--line);margin-top:12px;padding-top:10px;font-size:14px}
.sum div{display:flex;justify-content:space-between;padding:3px 0;color:var(--mute)}
.sum div b{color:var(--ink)}
.sum .ttl{border-top:1px solid var(--line);margin-top:8px;padding-top:8px}
.sum .ttl b{font-size:20px}