:root{
  /* 天蓝主色系 */
  --brand:#00a8e8; --brand-2:#3ec6f5; --brand-dark:#0093cc; --brand-deep:#0779ab;
  --brand-grad:linear-gradient(135deg,#22bcfa 0%,#0093cc 100%);
  --brand-soft:#e8f6fd; --brand-line:#bfe6f7;
  --cash:#f5571f;            /* 现金交易强调色 */
  --gold:#f5a623;            /* 积分强调色 */
  --green:#22b07d;
  --ink:#1c2430; --txt:#3d4855; --sub:#7a8794; --dim:#a3aeb9;
  --bd:#e8edf2; --bg:#f4f7fa; --card:#fff;
  --r:12px; --maxw:1200px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--txt); font-size:14px; line-height:1.6;
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 16px}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:#c9d4de;border-radius:8px}

/* ============ 通用组件 ============ */
.btn{border:1px solid var(--bd);background:#fff;color:var(--ink);padding:8px 16px;border-radius:8px;
  font-size:13.5px;cursor:pointer;transition:.18s;font-family:inherit;display:inline-flex;align-items:center;gap:6px;justify-content:center}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn.pri{background:var(--brand-grad);color:#fff;border:none;box-shadow:0 4px 14px rgba(0,147,204,.28)}
.btn.pri:hover{filter:brightness(1.06);color:#fff}
.btn.gold{background:linear-gradient(135deg,#ffd166,#f5a623);color:#5a3b00;border:none;font-weight:600}
.btn.sm{padding:5px 11px;font-size:12.5px;border-radius:6px}
.btn:disabled{opacity:.6;cursor:not-allowed}
.tag{display:inline-block;font-size:11px;padding:1px 7px;border-radius:4px;line-height:1.7;white-space:nowrap}
.tag-ex{color:var(--brand);background:var(--brand-soft);border:1px solid var(--brand-line)}
.tag-buy{color:var(--cash);background:#fff2ee;border:1px solid #ffd6c7}
.tag-gold{color:#8a5a00;background:#fff6e0;border:1px solid #ffe4b0}
.tag-new{color:#fff;background:var(--green);border:1px solid var(--green)}
.pill{display:inline-block;padding:1px 8px;border-radius:999px;font-size:11px;font-weight:600;border:1px solid}
.p-ok{color:var(--green);border-color:#a8e3cd;background:#eafaf4}
.p-wait{color:#b57a00;border-color:#f3dda2;background:#fff8e8}
.p-no{color:#d93b3b;border-color:#f6c4c4;background:#fdefef}
.p-dim{color:var(--sub);border-color:var(--bd);background:#f7f9fb}
.empty{padding:56px 20px;text-align:center;color:var(--dim);background:#fff;border:1px dashed var(--bd);border-radius:var(--r)}
.empty .ico{font-size:40px;opacity:.45;margin-bottom:6px}
.loader{display:inline-block;width:13px;height:13px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;vertical-align:-2px}
.loader.dark{border-color:rgba(0,147,204,.25);border-top-color:var(--brand)}
@keyframes spin{to{transform:rotate(360deg)}}

/* ============ Cookie 提示 ============ */
#cookieTip{background:#1c2430;color:#d8e2ec;font-size:12.5px;padding:9px 0;display:flex;align-items:center;gap:10px}
#cookieTip .container{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
#cookieTip button{background:var(--brand);border:none;color:#fff;padding:4px 14px;border-radius:6px;font-size:12.5px;cursor:pointer;font-family:inherit}
#cookieTip a{color:var(--brand-2);text-decoration:underline}

/* ============ 顶部：PC 欢迎条 ============ */
.header-top{background:var(--brand-soft);border-bottom:1px solid var(--brand-line);font-size:12.5px;color:var(--brand-deep)}
.header-top .container{display:flex;align-items:center;justify-content:space-between;height:34px;gap:12px}
.header-top .links{display:flex;align-items:center;gap:14px}
.header-top .links a:hover{text-decoration:underline}
.header-top .links b{color:var(--brand);font-weight:600}

/* ============ 顶部主体 ============ */
.site-header{background:#fff;border-bottom:1px solid var(--bd)}
.header-main{padding:16px 0}
.header-main .container{display:flex;align-items:center;gap:22px}
.logo{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.logo .mark{width:40px;height:40px;border-radius:10px;background:var(--brand-grad);display:grid;place-items:center;
  color:#fff;font-size:19px;font-weight:800;box-shadow:0 4px 14px rgba(0,147,204,.3)}
.logo .txt strong{display:block;font-size:18px;color:var(--ink);letter-spacing:1px;line-height:1.15}
.logo .txt span{display:block;font-size:10px;color:var(--dim);letter-spacing:2.4px}
.city{display:flex;align-items:center;gap:4px;font-size:13px;color:var(--txt);cursor:pointer;padding:5px 10px;border:1px solid var(--bd);border-radius:7px;white-space:nowrap}
.city:hover{border-color:var(--brand);color:var(--brand)}
.search-wrap{flex:1;min-width:0;max-width:560px}
.search-tabs{display:flex;gap:2px;margin-bottom:5px}
.search-tabs button{border:none;background:transparent;font-size:12.5px;color:var(--sub);padding:3px 12px;border-radius:5px 5px 0 0;cursor:pointer;font-family:inherit}
.search-tabs button.on{background:var(--brand-soft);color:var(--brand);font-weight:600}
.search-box{display:flex;border:2px solid var(--brand);border-radius:8px;overflow:hidden;background:#fff}
.search-box input{flex:1;border:none;outline:none;padding:9px 12px;font-size:13.5px;font-family:inherit;color:var(--ink);min-width:0}
.search-box button{border:none;background:var(--brand-grad);color:#fff;padding:0 22px;font-size:14px;cursor:pointer;font-family:inherit;font-weight:600}
.hot-kw{display:flex;gap:10px;margin-top:6px;font-size:12px;color:var(--dim);flex-wrap:wrap}
.hot-kw a:hover{color:var(--brand)}
.pub-btn{flex:0 0 auto}

/* ============ 分类导航 ============ */
.nav-bar{background:#fff;border-top:1px solid var(--bd);border-bottom:1px solid var(--bd)}
.nav-bar .container{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none}
.nav-bar .container::-webkit-scrollbar{display:none}
.nav-bar a{padding:11px 15px;font-size:14px;color:var(--txt);white-space:nowrap;border-bottom:2px solid transparent}
.nav-bar a:hover{color:var(--brand)}
.nav-bar a.on{color:var(--brand);font-weight:600;border-bottom-color:var(--brand)}
.nav-bar a.home{color:var(--brand);font-weight:600}

/* ============ 轮播图条(轮播 + 公告) ============ */
.banner-strip{background:#fff;border-bottom:1px solid var(--bd);padding:10px 0 12px}
.banner-carousel{position:relative;overflow:hidden;border-radius:var(--r);max-width:var(--maxw);margin:0 auto}
.bc-viewport{position:relative;height:var(--bc-h-pc,256px)}
.bc-slide{position:absolute;inset:0;opacity:0;transition:opacity .55s ease;display:flex;align-items:center;
  padding:0 52px;color:#fff;cursor:pointer}
.bc-slide.on{opacity:1}
/* 后台配置的轮播图片：铺满整个 slide，PC/H5 自动等比裁切自适应 */
.bc-slide .b-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0}
.bc-slide::after{content:"";position:absolute;right:-40px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.25),transparent 68%)}
.bc-slide .b-in{position:relative;z-index:2;max-width:70%}
.bc-slide h3{margin:0 0 7px;font-size:23px;font-weight:800;letter-spacing:.5px;text-shadow:0 2px 8px rgba(10,60,90,.25)}
.bc-slide p{margin:0 0 13px;font-size:13.5px;opacity:.94;line-height:1.55}
.bc-slide .b-btn{display:inline-block;padding:7px 20px;border-radius:8px;background:rgba(255,255,255,.92);
  color:var(--brand-dark);font-size:13px;font-weight:600;cursor:pointer}
.bc-slide .b-btn:hover{background:#fff}
.bc-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:34px;height:34px;border:none;
  border-radius:50%;background:rgba(255,255,255,.28);color:#fff;font-size:20px;line-height:1;cursor:pointer;
  display:grid;place-items:center;transition:.2s;font-family:inherit}
.bc-arrow:hover{background:rgba(255,255,255,.5)}
.bc-arrow.prev{left:12px}
.bc-arrow.next{right:12px}
.bc-dots{position:absolute;bottom:11px;left:0;right:0;display:flex;justify-content:center;gap:7px;z-index:4}
.bc-dots i{width:8px;height:8px;border-radius:99px;background:rgba(255,255,255,.5);cursor:pointer;transition:.3s}
.bc-dots i.on{width:22px;background:#fff}
.banner-strip .announcement-bar{margin:10px auto 0;max-width:var(--maxw)}
/* 未登录隐藏积分商城入口，显示登录引导 */
body.is-guest #mallTabs button[data-m="points"]{display:none}
.mall-login-hint{display:none;font-size:12.5px;color:var(--sub)}
.mall-login-hint a{color:var(--brand);font-weight:600;cursor:pointer}
body.is-guest .mall-login-hint{display:inline}

/* ============ 移动端顶栏（默认隐藏） ============ */
.m-header,.m-search-area,.mobile-bottom-nav{display:none}

/* ============ 主体布局 ============ */
.home-layout{display:grid;grid-template-columns:210px 1fr;gap:18px;padding:16px 0 26px;align-items:start}
.sidebar-left{background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:14px;position:sticky;top:12px}
.sidebar-left h4{margin:0 0 10px;font-size:14px;color:var(--ink);padding-bottom:8px;border-bottom:1px solid var(--bd)}
.sidebar-left ul li a{display:flex;justify-content:space-between;padding:7px 9px;border-radius:7px;font-size:13.5px;color:var(--txt)}
.sidebar-left ul li a:hover{background:var(--brand-soft);color:var(--brand)}
.sidebar-left ul li a.on{background:var(--brand-soft);color:var(--brand);font-weight:600}
.sidebar-left ul li a i{font-style:normal;color:var(--dim);font-size:12px}
.side-stats{margin-top:14px;padding-top:12px;border-top:1px solid var(--bd);display:grid;gap:8px}
.side-stats div{display:flex;justify-content:space-between;font-size:12.5px;color:var(--sub)}
.side-stats div b{color:var(--brand);font-size:14px}

/* Hero 横幅 */
.hero-banner{border-radius:var(--r);overflow:hidden;position:relative;margin-bottom:14px;
  background:var(--brand-grad);color:#fff;padding:26px 28px}
.hero-banner::after{content:"";position:absolute;right:-60px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.28),transparent 68%)}
.hero-banner::before{content:"";position:absolute;right:60px;bottom:-90px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 70%)}
.hero-banner .hb-in{position:relative;z-index:2}
.hero-banner h1{margin:0 0 8px;font-size:26px;font-weight:800;letter-spacing:.5px}
.hero-banner p{margin:0 0 16px;opacity:.92;font-size:14px;max-width:620px}
.hero-btns{display:flex;gap:10px;flex-wrap:wrap}
.hero-btns .btn.ghost{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.45);color:#fff}
.hero-btns .btn.ghost:hover{background:rgba(255,255,255,.26);color:#fff}
.hero-stats{display:flex;gap:26px;margin-top:18px;position:relative;z-index:2;flex-wrap:wrap}
.hero-stats div b{font-size:22px;font-weight:800;display:block}
.hero-stats div span{font-size:12px;opacity:.85}

/* 公告栏 */
.announcement-bar{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--bd);
  border-radius:var(--r);padding:10px 14px;margin-bottom:14px;font-size:13px}
.announcement-bar .lab{color:var(--brand);font-weight:600;white-space:nowrap;display:flex;align-items:center;gap:4px}
.announcement-bar ul{flex:1;min-width:0;height:22px;overflow:hidden}
.announcement-bar li{height:22px;line-height:22px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--txt)}
.announcement-bar .more{color:var(--dim);font-size:12px;white-space:nowrap}

/* 板块 */
.panel{background:#fff;border:1px solid var(--bd);border-radius:var(--r);margin-bottom:14px;overflow:hidden}
.panel-hd{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 16px;border-bottom:1px solid var(--bd);flex-wrap:wrap}
.panel-hd h2{margin:0;font-size:16px;color:var(--ink);display:flex;align-items:center;gap:8px}
.panel-hd h2::before{content:"";width:3px;height:15px;background:var(--brand);border-radius:2px}
.panel-hd .desc{font-size:12px;color:var(--dim);font-weight:400}
.panel-bd{padding:16px}
.tabs{display:inline-flex;gap:4px;padding:3px;background:var(--bg);border-radius:8px;border:1px solid var(--bd)}
.tabs button{border:none;background:transparent;color:var(--sub);padding:6px 15px;border-radius:6px;font-size:13.5px;cursor:pointer;font-family:inherit}
.tabs button.on{background:var(--brand-grad);color:#fff;font-weight:600}
.tabs button.on.gold{background:linear-gradient(135deg,#ffd166,#f5a623);color:#5a3b00}
.sortbar{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--sub)}
.sortbar a{cursor:pointer;padding:3px 9px;border-radius:5px}
.sortbar a.on{background:var(--brand-soft);color:var(--brand);font-weight:600}

/* 商品网格 */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.product-card{background:#fff;border:1px solid var(--bd);border-radius:10px;overflow:hidden;transition:.2s;display:flex;flex-direction:column}
.product-card:hover{transform:translateY(-3px);border-color:var(--brand-line);box-shadow:0 8px 22px rgba(15,40,60,.09)}
.product-card-img{position:relative;height:158px;display:grid;place-items:center;font-size:38px;font-weight:800;
  color:rgba(255,255,255,.95);overflow:hidden;cursor:pointer}
/* 真实商品图：铺满并等比裁切；无图时回退到渐变底 + 首字 */
.product-card-img .pc-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1}
.product-card-img .pc-fallback{position:relative;z-index:0}
.product-card-badge{position:absolute;left:8px;top:8px;z-index:2}
.product-card-stock{position:absolute;right:8px;top:8px;z-index:2;font-size:11px;color:#fff;background:rgba(0,0,0,.35);padding:1px 7px;border-radius:4px}
/* 成色徽标（左上）与交易方式角标（右上） */
.pc-cond{position:absolute;left:8px;top:8px;z-index:3;font-size:11px;font-weight:600;color:#fff;
  padding:2px 8px;border-radius:4px;background:rgba(0,0,0,.42);backdrop-filter:blur(2px)}
.pc-cond.c-new{background:linear-gradient(135deg,#25c281,#12a06a)}
.pc-cond.c-good{background:linear-gradient(135deg,#22bcfa,#0b86c9)}
.pc-cond.c-mid{background:linear-gradient(135deg,#f5a623,#d98a0e)}
.pc-cond.c-old{background:rgba(90,105,120,.78)}
.pc-flag{position:absolute;right:8px;top:8px;z-index:3;font-size:11px;font-weight:600;color:#fff;
  padding:2px 8px;border-radius:4px;background:linear-gradient(135deg,#8b6cf0,#6a4fd8)}
.pc-views{position:absolute;right:8px;bottom:8px;z-index:3;font-size:11px;color:#fff;
  background:rgba(0,0,0,.4);padding:1px 7px;border-radius:10px}
.product-card-info{padding:10px 11px 11px;flex:1;display:flex;flex-direction:column;gap:5px}
.product-card-title{font-size:13.5px;color:var(--ink);line-height:1.45;height:39px;overflow:hidden;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-weight:500;cursor:pointer}
.product-card-title:hover{color:var(--brand)}
.pc-loc{font-size:11.5px;color:var(--dim);display:flex;align-items:center;gap:3px}
.pc-want{font-size:11.5px;color:#7a5cd8;background:#f4f0ff;border:1px solid #e2daff;border-radius:5px;
  padding:2px 6px;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.product-card-price-row{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}
.product-card-price{font-size:17px;font-weight:700;color:var(--cash)}
.product-card-price.point{color:var(--gold)}
.pc-orig{font-size:11.5px;color:var(--dim)}
.pc-off{font-size:11px;color:#fff;background:#f5571f;border-radius:3px;padding:0 4px;line-height:1.6}
.product-card-tags{display:flex;gap:4px;flex-wrap:wrap}
.product-card-meta{display:flex;justify-content:space-between;align-items:center;color:var(--dim);
  font-size:11.5px;margin-top:auto;gap:6px}
.product-card-meta .pc-seller{display:flex;align-items:center;gap:4px;min-width:0}
.product-card-meta .pc-seller b{font-weight:500;color:var(--sub);white-space:nowrap;overflow:hidden;
  text-overflow:ellipsis;max-width:96px}
.product-card-actions{display:flex;gap:6px;padding:0 11px 11px}
.product-card-actions .btn{flex:1}

/* 商城筛选栏（成色 / 交易方式 / 排序） */
.filter-bar{background:#fff;border:1px solid var(--bd);border-radius:10px;padding:9px 12px;margin-bottom:12px}
.filter-row{display:flex;align-items:center;gap:8px;font-size:12.5px;padding:5px 0;flex-wrap:wrap}
.filter-row+.filter-row{border-top:1px dashed var(--bd)}
.filter-row .fl{color:var(--dim);flex:0 0 52px}
.filter-row .fo{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.filter-row .fo a{padding:3px 11px;border-radius:14px;border:1px solid transparent;color:var(--txt);cursor:pointer}
.filter-row .fo a:hover{color:var(--brand)}
.filter-row .fo a.on{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-line);font-weight:600}
.filter-row .fo a.strong{background:var(--brand-grad);color:#fff;font-weight:600}

/* AI 匹配 / 表单 */
.ai-box{background:linear-gradient(160deg,#f2fbff,#eaf6fd);border:1px solid var(--brand-line)}
.ai-in{display:flex;gap:8px;flex-wrap:wrap}
.ai-in input{flex:1;min-width:200px;padding:10px 12px;border:1px solid var(--brand-line);border-radius:8px;font-size:13.5px;font-family:inherit;color:var(--ink);outline:none;background:#fff}
.ai-in input:focus{border-color:var(--brand)}
.res-item{display:flex;align-items:center;gap:11px;padding:10px 12px;border:1px solid var(--bd);border-radius:9px;margin-top:9px;background:#fff}
.res-item .rk{width:24px;height:24px;flex:0 0 24px;border-radius:6px;display:grid;place-items:center;font-size:12px;font-weight:800;background:var(--bg);color:var(--sub)}
.res-item .rk.top{background:linear-gradient(135deg,#ffd166,#f5a623);color:#5a3b00}
.res-item .info{flex:1;min-width:0}
.res-item .info .n{display:block;font-size:14px;color:var(--ink);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.res-item .info .m{display:block;font-size:11.5px;color:var(--dim)}
.res-item .bar{width:110px;height:6px;flex:0 0 110px;border-radius:99px;background:#e7eef4;overflow:hidden}
.res-item .bar i{display:block;height:100%;background:var(--brand-grad)}
.res-item .sc{width:44px;text-align:right;font-weight:800;color:var(--brand);font-size:14px;flex:0 0 44px}
.field{margin-bottom:12px}
.field label{display:block;font-size:12.5px;color:var(--sub);margin-bottom:5px}
.field input,.field textarea,.field select{width:100%;padding:9px 11px;border-radius:8px;border:1px solid var(--bd);
  background:#fff;color:var(--ink);font-size:13.5px;font-family:inherit;outline:none}
.field textarea{min-height:84px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(0,168,232,.1)}
.field input::placeholder,.field textarea::placeholder{color:#b6c0ca}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.step{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border-radius:9px;background:var(--bg);border:1px solid var(--bd)}
.step .n{width:22px;height:22px;flex:0 0 22px;border-radius:6px;display:grid;place-items:center;font-size:12px;font-weight:800;color:#fff;background:var(--brand-grad)}
.step .n.o{background:linear-gradient(135deg,#ffd166,#f5a623);color:#5a3b00}
.step div{font-size:13px;color:var(--txt)}
.step div small{display:block;color:var(--dim);font-size:11.5px}

/* 会员中心 */
.me-head{display:flex;gap:14px;align-items:center;padding:14px;border-radius:10px;background:var(--brand-soft);border:1px solid var(--brand-line);margin-bottom:14px}
.me-head .av{width:52px;height:52px;border-radius:12px;display:grid;place-items:center;font-size:21px;font-weight:800;color:#fff;background:var(--brand-grad)}
.me-head .info h3{margin:0;font-size:17px;color:var(--ink)}
.me-head .info p{margin:2px 0 0;font-size:12px;color:var(--sub)}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px}
.kpi{padding:11px 12px;border-radius:9px;background:#fff;border:1px solid var(--bd)}
.kpi i{font-style:normal;font-size:11.5px;color:var(--dim);display:block}
.kpi b{font-size:19px;font-weight:800;color:var(--ink)}
.kpi small{font-size:11px;color:var(--dim);display:block}
.lrow{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--bd);border-radius:9px;margin-bottom:8px;background:#fff;flex-wrap:wrap}
.lrow .grow{flex:1;min-width:140px}
.lrow .grow b{font-size:13.5px;color:var(--ink);font-weight:600}
.lrow .grow p{margin:1px 0 0;font-size:11.5px;color:var(--dim)}

/* 模态 */
.mask{position:fixed;inset:0;z-index:100;background:rgba(12,20,30,.55);display:none;align-items:center;justify-content:center;padding:16px}
.mask.on{display:flex}
.modal{width:100%;max-width:430px;padding:22px;border-radius:14px;background:#fff;box-shadow:0 20px 60px rgba(10,25,40,.28);max-height:88vh;overflow:auto}
.modal h3{margin:0 0 4px;font-size:18px;color:var(--ink)}
.modal .sub{color:var(--dim);font-size:12.5px;margin-bottom:16px}
.switch{display:flex;gap:4px;padding:3px;border-radius:9px;background:var(--bg);margin-bottom:16px;border:1px solid var(--bd)}
.switch button{flex:1;border:none;background:transparent;color:var(--sub);padding:8px;border-radius:7px;cursor:pointer;font-family:inherit;font-size:13.5px}
.switch button.on{background:var(--brand-grad);color:#fff;font-weight:600}

/* toast */
#toast{position:fixed;left:50%;top:18px;transform:translateX(-50%) translateY(-130%);z-index:200;transition:.28s;pointer-events:none}
#toast.on{transform:translateX(-50%) translateY(0)}
#toast .t{padding:10px 20px;border-radius:8px;font-size:13.5px;font-weight:600;color:#fff;background:#1c2430;box-shadow:0 10px 30px rgba(0,0,0,.25);white-space:nowrap}
#toast.ok .t{background:var(--green)}
#toast.err .t{background:#e14b4b}

/* 页脚 */
.site-footer{background:#fff;border-top:1px solid var(--bd);margin-top:26px;padding:26px 0 20px;font-size:12.5px;color:var(--sub)}
.footer-main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:20px}
.footer-main h5{margin:0 0 10px;font-size:13.5px;color:var(--ink)}
.footer-main ul li{margin-bottom:6px}
.footer-main ul li a:hover{color:var(--brand)}
.footer-brand p{color:var(--sub);line-height:1.8}
.footer-copy{border-top:1px solid var(--bd);margin-top:20px;padding-top:14px;color:var(--dim);display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}

/* ========================================================
   移动端 H5 布局（≤768px）—— 与 PC 完全不同的呈现
   ======================================================== */
@media (max-width:768px){
  body{font-size:14px;background:#f2f5f8}
  .container{padding:0 12px}
  /* 隐藏 PC 专属，显示移动端专属 */
  .header-top,.header-main,.nav-bar,.sidebar-left{display:none !important}
  .m-header,.m-search-area{display:block}
  .mobile-bottom-nav{display:block;position:fixed;left:0;right:0;bottom:0;z-index:70;
    background:#fff;border-top:1px solid var(--bd);padding:5px 0 calc(5px + env(safe-area-inset-bottom));box-shadow:0 -2px 12px rgba(15,40,60,.06)}
  body{padding-bottom:58px}
  .home-layout{grid-template-columns:1fr;padding:0 0 14px;gap:0}
  .hero-banner{border-radius:0;margin:0 0 10px;padding:18px 16px}
  .hero-banner h1{font-size:20px}
  .hero-banner p{font-size:13px;margin-bottom:12px}
  .hero-stats{gap:18px;margin-top:12px}
  .hero-stats div b{font-size:17px}
  .announcement-bar{margin:0 0 10px;border-radius:0;border-left:none;border-right:none}
  /* H5 轮播：矮一点、藏箭头、通栏 */
  .banner-strip{padding:8px 0 10px}
  .banner-carousel{border-radius:0}
  .bc-viewport{height:var(--bc-h-m,160px)}
  .bc-slide{padding:0 18px}
  .bc-slide h3{font-size:17px}
  .bc-slide p{font-size:12px;margin-bottom:10px}
  .bc-slide .b-btn{padding:6px 15px;font-size:12px}
  .bc-arrow{display:none}
  .banner-strip .announcement-bar{max-width:none;margin-top:8px}
  .panel{border-radius:0;border-left:none;border-right:none;margin-bottom:10px}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .product-card-img{height:118px;font-size:28px}
  .product-card-title{font-size:13px;height:36px}
  .product-card-price{font-size:15px}
  .two,.row2{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .ai-in input{min-width:100%}
  .footer-main{grid-template-columns:1fr 1fr;gap:14px}
  .res-item .bar{display:none}
  .hide-sm{display:none !important}
  .search-tabs{display:none}

  /* 移动端顶栏 */
  .m-header{display:flex;align-items:center;gap:10px;padding:8px 0;background:var(--brand-grad);color:#fff}
  .m-header .m-logo{display:flex;align-items:center;gap:7px;flex:1;min-width:0}
  .m-header .m-logo .mark{width:28px;height:28px;border-radius:8px;background:rgba(255,255,255,.22);display:grid;place-items:center;font-size:14px;font-weight:800}
  .m-header .m-logo strong{font-size:15px;letter-spacing:.5px;white-space:nowrap}
  .m-header .m-city{display:flex;align-items:center;gap:2px;font-size:12.5px;opacity:.95;padding:4px 8px;border-radius:6px;background:rgba(255,255,255,.16);white-space:nowrap}
  .m-header .m-act{font-size:12.5px;padding:4px 10px;border-radius:6px;background:rgba(255,255,255,.22);white-space:nowrap}
  .m-search-area{padding:8px 0;background:#fff;border-bottom:1px solid var(--bd)}
  .m-search-area .box{display:flex;border:1.5px solid var(--brand);border-radius:20px;overflow:hidden;background:#fff}
  .m-search-area input{flex:1;border:none;outline:none;padding:8px 14px;font-size:13.5px;font-family:inherit;color:var(--ink);min-width:0;background:transparent}
  .m-search-area button{border:none;background:var(--brand-grad);color:#fff;padding:0 18px;font-size:13.5px;font-family:inherit;cursor:pointer}
  .cat-chips{display:flex;gap:8px;overflow-x:auto;padding:10px 12px;background:#fff;margin-bottom:10px;scrollbar-width:none}
  .cat-chips::-webkit-scrollbar{display:none}
  .cat-chips a{flex:0 0 auto;padding:5px 13px;border-radius:15px;font-size:13px;background:#f2f5f8;color:var(--txt);border:1px solid var(--bd)}
  .cat-chips a.on{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-line);font-weight:600}
  .mobile-bottom-nav .t-in{display:flex}
  .mobile-bottom-nav a{flex:1;text-align:center;font-size:10.5px;color:var(--dim);padding:3px 0}
  .mobile-bottom-nav a .ic{display:block;font-size:19px;line-height:1.25}
  .mobile-bottom-nav a.on{color:var(--brand)}
  .mobile-bottom-nav a.mid .ic{width:38px;height:38px;margin:-14px auto 0;border-radius:50%;background:var(--brand-grad);color:#fff;
    display:grid;place-items:center;font-size:20px;box-shadow:0 4px 12px rgba(0,147,204,.4)}
}
/* 移动设备 UA + 平板竖屏(769~1024px)：同样切换为 H5 布局
   （服务端按 UA 注入 .dev-mobile，避免被 768 断点漏判） */
@media (min-width:769px) and (max-width:1024px){
  html.dev-mobile .header-top,
  html.dev-mobile .header-main,
  html.dev-mobile .nav-bar,
  html.dev-mobile .sidebar-left{display:none !important}
  html.dev-mobile .m-header{display:flex;align-items:center;gap:10px;padding:8px 0;background:var(--brand-grad);color:#fff}
  html.dev-mobile .m-search-area{display:block;padding:8px 0;background:#fff;border-bottom:1px solid var(--bd)}
  html.dev-mobile .cat-chips{display:flex;gap:8px;overflow-x:auto;padding:10px 12px;background:#fff;margin-bottom:10px}
  html.dev-mobile .home-layout{grid-template-columns:1fr;padding:0 0 14px;gap:0}
  html.dev-mobile .hero-banner{border-radius:0;margin:0 0 10px;padding:18px 16px}
  html.dev-mobile .product-grid{grid-template-columns:repeat(3,1fr)}
  html.dev-mobile .banner-strip{padding:8px 0 10px}
  html.dev-mobile .banner-carousel{border-radius:0}
  html.dev-mobile .bc-viewport{height:128px}
  html.dev-mobile .bc-arrow{display:none}
  html.dev-mobile .mobile-bottom-nav{display:block;position:fixed;left:0;right:0;bottom:0;z-index:70;
    background:#fff;border-top:1px solid var(--bd);padding:5px 0 calc(5px + env(safe-area-inset-bottom));
    box-shadow:0 -2px 12px rgba(15,40,60,.06)}
  html.dev-mobile .mobile-bottom-nav .t-in{display:flex}
  html.dev-mobile .mobile-bottom-nav a{flex:1;text-align:center;font-size:10.5px;color:var(--dim);padding:3px 0}
  html.dev-mobile .mobile-bottom-nav a .ic{display:block;font-size:19px;line-height:1.25}
  html.dev-mobile .mobile-bottom-nav a.on{color:var(--brand)}
  html.dev-mobile .mobile-bottom-nav a.mid .ic{width:38px;height:38px;margin:-14px auto 0;border-radius:50%;
    background:var(--brand-grad);color:#fff;display:grid;place-items:center;font-size:20px;box-shadow:0 4px 12px rgba(0,147,204,.4)}
  html.dev-mobile body{padding-bottom:58px}
}
@media (min-width:769px){
  .cat-chips{display:none}
}

/* ========================================================
   独立页面(page shell)：首页 / 积分商城 / 需求匹配 / 个人中心
   ======================================================== */
.pg-head{background:#fff;border-bottom:1px solid var(--bd);padding:14px 0}
.pg-head .tt{font-size:18px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px}
.pg-head .tt small{font-size:12px;color:var(--sub);font-weight:400}
.pg-tabs{display:flex;gap:8px;overflow-x:auto;padding:12px 0 0;scrollbar-width:none}
.pg-tabs::-webkit-scrollbar{display:none}
.pg-tabs a{flex:0 0 auto;padding:7px 15px;border-radius:8px;font-size:13.5px;background:var(--bg);border:1px solid var(--bd);color:var(--txt)}
.pg-tabs a.on{background:var(--brand-grad);color:#fff;border-color:transparent;font-weight:600}
.cat-chips-lg{display:flex;gap:9px;overflow-x:auto;padding:12px 0;background:#fff;margin-bottom:12px;scrollbar-width:none}
.cat-chips-lg::-webkit-scrollbar{display:none}
.cat-chips-lg a{flex:0 0 auto;padding:7px 16px;border-radius:20px;font-size:13.5px;background:#f2f5f8;color:var(--txt);border:1px solid var(--bd)}
.cat-chips-lg a.on{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-line);font-weight:600}

/* 两级分类导航：一级 chips + 二级 chips */
.cat-nav{background:#fff;margin-bottom:12px;padding:12px 0}
.cat-nav .cat-row{display:flex;gap:9px;overflow-x:auto;scrollbar-width:none;padding:0 2px}
.cat-nav .cat-row::-webkit-scrollbar{display:none}
.cat-nav .cat-row a{flex:0 0 auto;padding:7px 16px;border-radius:20px;font-size:13.5px;background:#f2f5f8;color:var(--txt);border:1px solid var(--bd);white-space:nowrap}
.cat-nav .cat-row a.on{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-line);font-weight:600}
.cat-nav .cat-row.l2{margin-top:9px;padding-top:9px;border-top:1px dashed var(--bd)}
.cat-nav .cat-row.l2 a{padding:4px 13px;border-radius:14px;font-size:12.5px;background:#f7fbfd;color:#4a6b80;border:1px solid #e6f0f7}
.cat-nav .cat-row.l2 a.on{background:var(--brand-grad);color:#fff;border-color:transparent;font-weight:600}
html.dev-mobile .cat-nav{margin:0 0 10px;padding:10px 0}
html.dev-mobile .cat-nav .cat-row a{padding:6px 13px;font-size:13px}

/* 会员中心布局 */
.me-wrap{display:grid;grid-template-columns:210px minmax(0,1fr);gap:16px;padding:16px 0 26px;align-items:start}
/* 个人中心：桌面端已有左侧分组导航，正文顶部不再重复横排 Tab（移动端保留） */
.me-main > .cat-chips-lg{display:none}
.me-side{background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:14px;position:sticky;top:12px;min-width:0}
.me-side .me-user{display:flex;gap:10px;align-items:center;padding:8px 10px 12px;border-bottom:1px solid var(--bd)}
.me-side .av{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;font-size:18px;font-weight:800;color:#fff;background:var(--brand-grad)}
.me-side .me-user b{display:block;font-size:14px;color:var(--ink)}
.me-side .me-user span{font-size:11.5px;color:var(--sub)}
.me-side ul{margin-top:10px}
.me-side ul li a{display:flex;align-items:center;gap:8px;padding:9px 10px;border-radius:8px;font-size:13.5px;color:var(--txt)}
.me-side ul li a:hover{background:var(--brand-soft);color:var(--brand)}
.me-side ul li a.on{background:var(--brand-soft);color:var(--brand);font-weight:600}
.me-side .quit{margin-top:10px;padding-top:10px;border-top:1px solid var(--bd)}
.me-main{min-width:0}
.me-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px}
.me-card{padding:12px 13px;border-radius:10px;background:#fff;border:1px solid var(--bd)}
.me-card i{font-style:normal;font-size:11.5px;color:var(--sub);display:block}
.me-card b{font-size:20px;font-weight:800;display:block;margin-top:3px}
.me-card small{font-size:11px;color:var(--dim)}
.sec-title{font-size:15px;font-weight:700;color:var(--ink);margin:0 0 10px;display:flex;align-items:center;gap:8px}
.sec-title::before{content:"";width:3px;height:14px;background:var(--brand);border-radius:2px}
.timeline{border-left:2px solid var(--brand-line);padding-left:14px;margin-top:10px}
.timeline div{position:relative;padding:6px 0;font-size:13px;color:var(--txt)}
.timeline div::before{content:"";position:absolute;left:-20px;top:13px;width:8px;height:8px;border-radius:50%;background:var(--brand)}
.timeline div span{color:var(--dim);font-size:11.5px;margin-left:6px}

/* 需求匹配页 */
.match-hero{background:linear-gradient(135deg,#eaf7fd,#f4fbff);border:1px solid var(--brand-line);border-radius:var(--r);padding:20px 22px;margin-bottom:14px}
.match-hero h2{margin:0 0 6px;font-size:20px;color:var(--ink)}
.match-hero p{margin:0 0 12px;font-size:13px;color:var(--sub)}
.match-rank{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.stat-line{display:flex;gap:18px;flex-wrap:wrap;font-size:12.5px;color:var(--sub)}
.stat-line b{color:var(--brand);font-size:15px}

@media (max-width:768px){
  .pg-head{padding:10px 0}
  .pg-head .tt{font-size:16px}
  .me-wrap{grid-template-columns:minmax(0,1fr);gap:0;padding:0 0 14px}
  .me-side{position:static;border-radius:0;border-left:none;border-right:none;margin-bottom:10px}
  /* 移动端：侧栏分组导航折叠隐藏，正文顶部 chips 作为唯一导航
     （若让侧栏横向展开，分组标题会被压成逐字竖排，且与 chips 重复） */
  .me-side ul{display:none}
  .me-side .quit{border-top:none;padding-top:0}
  .me-cards{grid-template-columns:repeat(2,1fr)}
  .match-rank{grid-template-columns:1fr}
  .cat-chips-lg{margin:0 0 10px}
  .me-main > .cat-chips-lg{display:flex}
}
html.dev-mobile .pg-head{padding:10px 0}
html.dev-mobile .me-wrap{grid-template-columns:minmax(0,1fr);gap:0;padding:0 0 14px}
html.dev-mobile .me-side{position:static;border-radius:0;border-left:none;border-right:none}
html.dev-mobile .me-side ul{display:none}
html.dev-mobile .me-cards{grid-template-columns:repeat(2,1fr)}
html.dev-mobile .pg-tabs{padding:10px 0 0}

/* 首页功能入口卡片（跳转到独立页面） */
.home-entry{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.home-entry a{display:block;padding:16px;border:1px solid var(--bd);border-radius:10px;background:#fff;transition:.2s}
.home-entry a:hover{border-color:var(--brand-line);box-shadow:0 8px 22px rgba(15,40,60,.08);transform:translateY(-3px)}
.home-entry .ic{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-size:19px;background:var(--brand-grad);color:#fff;margin-bottom:9px}
.home-entry .ic.gold{background:linear-gradient(135deg,#ffd166,#f5a623);color:#5a3b00}
.home-entry b{display:block;font-size:14.5px;color:var(--ink)}
.home-entry small{display:block;font-size:12px;color:var(--sub);margin-top:3px;line-height:1.5}
@media (max-width:768px){.home-entry{grid-template-columns:1fr 1fr}}
html.dev-mobile .home-entry{grid-template-columns:1fr 1fr}

/* ---------- 收藏按钮 & 商品详情弹层（2026-09-28） ---------- */
.product-card-img, .product-card-title { cursor: pointer; }
.fav-btn { white-space: nowrap; color: var(--sub); }
.fav-btn.fav-on { color: #e53935; border-color: #f3bcbc; background: #fff4f4; }
.prod-detail { text-align: left; }
.prod-detail .pd-img { position: relative; height: 150px; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.prod-detail .pd-img b { font-size: 52px; color: rgba(255,255,255,.92); text-shadow: 0 2px 8px rgba(0,60,110,.25); }
.prod-detail .pd-badge { position: absolute; top: 10px; left: 10px; }
.prod-detail .pd-title { font-size: 17px; margin: 2px 0 6px; color: var(--ink); }
.prod-detail .pd-price { font-size: 22px; font-weight: 700; color: var(--cash); }
.prod-detail .pd-price.point { color: var(--gold); }
.prod-detail .pd-meta { font-size: 12px; color: var(--sub); margin: 8px 0 14px; }
.prod-detail .pd-actions { display: flex; gap: 10px; }
.prod-detail .pd-actions .btn { flex: 1; }
.prod-detail .pd-note { font-size: 12px; color: var(--sub); margin: 14px 0 0; background: #f3f9fd; border-radius: 8px; padding: 8px 10px; }

/* 个人中心 · 我的收藏 */
.fav-stats { font-size: 12px; color: var(--sub); }

/* ---------- 下单确认弹层（2026-09-28） ---------- */
.ord-prev { margin: 6px 0 2px; }
.ord-row { display: flex; align-items: center; justify-content: space-between; padding: 7px 2px; border-bottom: 1px dashed #eef3f8; font-size: 14px; }
.ord-row span { color: var(--sub); }
.ord-row b { color: var(--ink); }
.ord-row.total { border-bottom: none; font-size: 15px; padding-top: 10px; }
.ord-row.total b { font-size: 19px; color: var(--cash); }
.ord-row.total b.point { color: var(--gold); }
.stepper { display: inline-flex; align-items: center; border: 1px solid var(--bd); border-radius: 9px; overflow: hidden; }
.stepper button { width: 30px; height: 30px; border: none; background: #f3f9fd; color: var(--brand); font-size: 18px; cursor: pointer; }
.stepper i { min-width: 36px; text-align: center; font-style: normal; font-weight: 600; }
.ord-warn { color: #e53935; font-size: 12px; margin: 8px 0 0; background: #fff4f4; border-radius: 8px; padding: 7px 9px; }

/* ---------- 优惠券（2026-09-28） ---------- */
.ord-prev .ord-sel { border: 1px solid var(--bd); border-radius: 7px; padding: 4px 6px; font-size: 12.5px; font-family: inherit; background: #fff; color: var(--ink); max-width: 64%; }
.ord-prev .ord-disc { color: var(--cash); }
.cpn-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
@media (max-width: 768px) { .cpn-grid { grid-template-columns: 1fr; } }
.cpn { display: flex; align-items: stretch; border: 1px solid #e2eef7; border-radius: 10px; overflow: hidden; background: #fff; }
.cpn .amt { width: 96px; flex: none; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; background: var(--brand-grad); color: #fff; padding: 10px 6px; }
.cpn .amt b { font-size: 20px; line-height: 1; }
.cpn .amt i { font-style: normal; font-size: 11px; opacity: .92; }
.cpn .bd { flex: 1; padding: 9px 10px; display: flex; flex-direction: column; justify-content: center; gap: 3px; min-width: 0; }
.cpn .bd b { font-size: 13.5px; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cpn .bd small { font-size: 11.5px; color: var(--sub); }
.cpn .act { flex: none; display: flex; align-items: center; padding: 0 10px; }
.cpn.used .amt { background: #b9c6d2; }
.cpn.used .bd b, .cpn.used .bd small { color: var(--dim); }
.tag-cpn { display: inline-block; font-size: 11px; padding: 1px 6px; border-radius: 6px; background: #eef6fc; color: var(--brand); margin-left: 4px; }
.tag-cpn.off { background: #f2f4f7; color: var(--sub); }

/* ========================================================
   商品详情页（2026-09-28 参考 ewu.cc 布局）
   ======================================================== */
.pd-page{display:grid;grid-template-columns:1fr;gap:14px}
.pd-breadcrumb{font-size:12.5px;color:var(--dim);padding:2px 0 4px}
.pd-breadcrumb a:hover{color:var(--brand)}
.pd-breadcrumb span{margin:0 5px;color:#c8d3dd}

/* 顶部：左图集 + 右信息 */
.pd-top{display:grid;grid-template-columns:400px 1fr;gap:18px;background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:16px}
.pd-gallery{display:flex;flex-direction:column;gap:10px}
.pd-main{position:relative;aspect-ratio:1/1;border-radius:10px;overflow:hidden;display:grid;place-items:center;
  font-size:64px;font-weight:800;color:rgba(255,255,255,.95);cursor:zoom-in}
.pd-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.pd-main .pd-cond-tag{position:absolute;left:10px;top:10px;font-size:12px;font-weight:600;color:#fff;
  padding:3px 10px;border-radius:5px;background:rgba(0,0,0,.45)}
.pd-thumbs{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px;scrollbar-width:thin}
.pd-thumb{flex:0 0 62px;width:62px;height:62px;border-radius:7px;overflow:hidden;border:2px solid var(--bd);
  cursor:pointer;background:var(--bg);display:grid;place-items:center;font-size:14px;color:var(--dim)}
.pd-thumb.on{border-color:var(--brand)}
.pd-thumb img{width:100%;height:100%;object-fit:cover}

.pd-info{display:flex;flex-direction:column;gap:10px;min-width:0}
.pd-title{margin:0;font-size:20px;line-height:1.4;color:var(--ink);font-weight:700}
.pd-subline{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.pd-meta-list{display:grid;grid-template-columns:1fr 1fr;gap:6px 14px;padding:10px 12px;
  background:var(--bg);border-radius:9px;font-size:12.5px;color:var(--sub)}
.pd-meta-list .k{color:var(--dim);margin-right:6px}
.pd-meta-list .v{color:var(--txt);font-weight:500}
.pd-pricebox{background:linear-gradient(160deg,#f2fbff,#e9f6fd);border:1px solid var(--brand-line);
  border-radius:10px;padding:13px 14px;display:flex;flex-direction:column;gap:8px}
.pd-price-tag{font-size:12px;color:var(--brand-deep)}
.pd-price-big{font-size:30px;font-weight:800;color:var(--cash);line-height:1.1}
.pd-price-big small{font-size:14px;font-weight:600;margin-left:3px}
.pd-price-big.point{color:var(--gold)}
.pd-price-orig{font-size:12.5px;color:var(--dim)}
.pd-price-orig s{margin-left:5px}
.pd-swap-ask{display:flex;gap:8px;align-items:flex-start;flex-wrap:wrap;
  border-top:1px dashed var(--brand-line);padding-top:9px;font-size:12.5px;color:var(--brand-deep)}
.pd-swap-ask .k{flex:0 0 auto;font-weight:600;color:var(--brand)}
.pd-swap-ask .v{flex:1;min-width:140px;color:var(--txt);line-height:1.55}
.pd-actions{display:flex;gap:9px;flex-wrap:wrap;align-items:center}
.pd-actions .btn{flex:1;min-width:120px;padding:11px 18px;font-size:14.5px}
.pd-actions .btn.ghost{flex:0 0 auto;min-width:0}
.pd-actions .pd-own{flex:1 0 100%;font-size:12px;color:var(--dim)}
.pd-tip{font-size:12px;color:var(--dim);background:#fffdf3;border:1px solid #ffeec2;border-radius:8px;padding:8px 10px}

/* 商品详情：发起换物弹层（选自己的物品 + 留言/加价） */
.sw-pick{display:flex;flex-direction:column;gap:8px;max-height:238px;overflow:auto;margin-bottom:14px;
  padding-right:2px;-webkit-overflow-scrolling:touch}
.sw-pick .it{display:flex;align-items:center;gap:10px;border:1px solid var(--bd);border-radius:9px;padding:8px;
  cursor:pointer;transition:.16s;background:#fff}
.sw-pick .it:hover{border-color:var(--brand-line)}
.sw-pick .it.on{border-color:var(--brand);background:var(--brand-soft);box-shadow:0 0 0 1px var(--brand) inset}
.sw-pick .it img{width:52px;height:52px;border-radius:7px;object-fit:cover;flex:0 0 auto;background:var(--bg);display:block}
.sw-pick .it .ph{width:52px;height:52px;border-radius:7px;flex:0 0 auto;display:grid;place-items:center;
  background:var(--brand-grad);color:#fff;font-weight:800}
.sw-pick .it .tx{flex:1;min-width:0}
.sw-pick .it .tx b{display:block;font-size:13px;color:var(--ink);font-weight:600;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}
.sw-pick .it .tx p{margin:3px 0 0;font-size:11.5px;color:var(--dim)}
.sw-pick .none{padding:18px;text-align:center;color:var(--dim);font-size:12.5px;line-height:1.9;
  border:1px dashed var(--bd);border-radius:9px}
.sw-form{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}
.sw-form label{font-size:12px;color:var(--sub)}
.sw-form textarea,.sw-form input{width:100%;padding:9px 11px;border:1px solid var(--bd);border-radius:8px;
  font-size:13px;font-family:inherit;outline:none;background:#fff;color:var(--ink)}
.sw-form textarea{resize:vertical;min-height:64px}
.sw-form textarea:focus,.sw-form input:focus{border-color:var(--brand)}
.sw-foot{display:flex;gap:9px}
.sw-foot .btn{flex:1;justify-content:center}
@media(max-width:768px){
  .sw-pick{max-height:200px}
  .pd-actions .btn{min-width:0;flex:1 1 46%}
}

/* 卖家卡片 */
.pd-seller{display:flex;align-items:center;gap:12px;border:1px solid var(--bd);border-radius:10px;padding:11px 12px}
.pd-seller .av{width:46px;height:46px;flex:0 0 46px;border-radius:12px;display:grid;place-items:center;
  font-size:18px;font-weight:800;color:#fff;background:var(--brand-grad)}
.pd-seller .sd{flex:1;min-width:0}
.pd-seller .sd b{display:block;font-size:14px;color:var(--ink)}
.pd-seller .sd p{margin:1px 0 0;font-size:11.5px;color:var(--dim)}
.pd-seller .sc{text-align:right;font-size:11.5px;color:var(--dim);flex:0 0 auto}
.pd-seller .sc b{display:block;font-size:16px;color:var(--brand)}

/* 详情分区 */
.pd-section{background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:15px 16px}
.pd-section h3{margin:0 0 11px;font-size:15.5px;color:var(--ink);display:flex;align-items:center;gap:8px}
.pd-section h3::before{content:"";width:3px;height:15px;border-radius:2px;background:var(--brand-grad)}
.pd-desc{font-size:13.5px;line-height:1.9;color:var(--txt);white-space:pre-wrap;word-break:break-word}
/* 相关推荐网格：桌面 4 列、窄屏递减（原先写死 repeat(4,1fr) 内联样式，
   在 390px 下每张卡只有 82px，标题折 3 行、按钮断行） */
.pd-rel{grid-template-columns:repeat(4,1fr)}
/* 物品图片：缩略网格（参考 ewu.cc 详情页，而非整宽单列巨图） */
.pd-imglist{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}
.pd-imglist img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:9px;border:1px solid var(--bd);cursor:zoom-in}
.pd-imglist img:hover{border-color:var(--brand)}
.pd-spec{width:100%;border-collapse:collapse;font-size:13px}
.pd-spec td{border:1px solid var(--bd);padding:8px 11px}
.pd-spec td:first-child{width:132px;background:var(--bg);color:var(--sub)}
.pd-empty{color:var(--dim);font-size:13px;padding:10px 0}

/* 留言 */
.pd-msgs{display:flex;flex-direction:column;gap:10px}
.pd-msg{border:1px solid var(--bd);border-radius:9px;padding:10px 12px;background:#fff}
.pd-msg .mh{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--dim);margin-bottom:4px}
.pd-msg .mh b{color:var(--ink);font-size:13px}
.pd-msg .mt{font-size:11px;padding:1px 7px;border-radius:4px;background:#f4f0ff;color:#6a4fd8;border:1px solid #e2daff}
.pd-msg .mc{font-size:13.5px;color:var(--txt);line-height:1.75;white-space:pre-wrap;word-break:break-word}
.pd-msg .mr{margin-top:8px;padding:8px 10px;border-radius:8px;background:var(--brand-soft);
  border:1px solid var(--brand-line);font-size:13px;color:var(--brand-deep);line-height:1.7}
.pd-msg-form{display:flex;gap:8px;align-items:flex-start;margin-bottom:12px}
.pd-msg-form textarea{flex:1;min-height:64px;padding:9px 11px;border:1px solid var(--bd);border-radius:8px;
  font-size:13.5px;font-family:inherit;outline:none;resize:vertical}
.pd-msg-form textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(0,168,232,.1)}

/* ========================================================
   个人中心（2026-09-28 参考 ewu.cc /user 布局）
   ======================================================== */
.me-hello{position:relative;overflow:hidden;border-radius:var(--r);padding:20px 22px;color:#fff;
  background:var(--brand-grad);box-shadow:0 8px 24px rgba(0,147,204,.22);margin-bottom:14px}
.me-hello::after{content:"";position:absolute;right:-30px;top:-50px;width:190px;height:190px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.28),transparent 68%)}
.me-hello h2{margin:0;font-size:20px;font-weight:800;position:relative;z-index:1}
.me-hello p{margin:5px 0 0;font-size:13px;opacity:.94;position:relative;z-index:1}
.me-hello .mh-badges{display:flex;gap:7px;margin-top:11px;position:relative;z-index:1;flex-wrap:wrap}
.me-hello .mh-badges span{font-size:11.5px;background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.35);
  padding:2px 10px;border-radius:12px}

.me-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px}
.me-stat{background:#fff;border:1px solid var(--bd);border-radius:10px;padding:13px 14px;display:flex;
  align-items:center;gap:11px}
.me-stat .ic{width:38px;height:38px;flex:0 0 38px;border-radius:10px;display:grid;place-items:center;
  font-size:17px;background:var(--brand-soft)}
.me-stat .ic.gold{background:#fff6e0}
.me-stat .ic.green{background:#eafaf4}
.me-stat .ic.purple{background:#f4f0ff}
.me-stat b{display:block;font-size:19px;font-weight:800;color:var(--ink);line-height:1.2}
.me-stat small{display:block;font-size:11.5px;color:var(--dim)}

.me-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.me-card-p{background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:14px 15px}
.me-card-p .chd{display:flex;align-items:center;margin-bottom:11px}
.me-card-p .chd h3{margin:0;font-size:14.5px;color:var(--ink);display:flex;align-items:center;gap:7px}
.me-card-p .chd h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--brand-grad)}
.me-card-p .chd a{margin-left:auto;font-size:12.5px;color:var(--brand)}
.me-card-p .chd a:hover{text-decoration:underline}

/* 认证状态行 */
.me-vrow{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px dashed var(--bd)}
.me-vrow:last-child{border-bottom:none}
.me-vrow .vi{width:30px;height:30px;flex:0 0 30px;border-radius:8px;display:grid;place-items:center;
  font-size:14px;background:var(--bg)}
.me-vrow .vn{flex:1;min-width:0;font-size:13px;color:var(--ink)}
.me-vrow .vn small{display:block;font-size:11px;color:var(--dim)}
.me-vrow .vs{font-size:11.5px;font-weight:600;padding:2px 9px;border-radius:11px;flex:0 0 auto}
.me-vrow .vs.ok{color:var(--green);background:#eafaf4;border:1px solid #a8e3cd}
.me-vrow .vs.no{color:var(--sub);background:#f7f9fb;border:1px solid var(--bd)}
.me-vrow .vs.ing{color:#b57a00;background:#fff8e8;border:1px solid #f3dda2}
.me-vrow .btn.pri.sm{padding:3px 10px;font-size:11.5px;flex:0 0 auto;min-width:0}

/* 消息提醒行 */
.me-mrow{display:flex;gap:10px}
.me-mrow a{flex:1;text-align:center;padding:11px 6px;border-radius:9px;background:var(--bg);border:1px solid var(--bd)}
.me-mrow a:hover{border-color:var(--brand-line);background:var(--brand-soft)}
.me-mrow a .mi{font-size:20px;display:block;margin-bottom:3px}
.me-mrow a b{display:block;font-size:17px;color:var(--ink);font-weight:800}
.me-mrow a small{display:block;font-size:11.5px;color:var(--dim)}

/* 邀请好友 */
.me-invite{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.me-invite input{flex:1;min-width:170px;padding:8px 10px;border:1px solid var(--bd);border-radius:8px;
  font-size:12.5px;font-family:inherit;background:var(--bg);color:var(--sub);outline:none}
.me-warn{font-size:12px;color:#8a5a00;background:#fffdf3;border:1px solid #ffeec2;border-radius:9px;
  padding:10px 12px;line-height:1.8}

/* 侧栏分组标题 */
.me-side .grp{margin-top:12px;padding:6px 10px;font-size:11px;color:var(--dim);letter-spacing:.6px}
.me-side ul li a .cnt{margin-left:auto;font-size:11px;color:#fff;background:var(--cash);
  border-radius:9px;padding:0 6px;line-height:1.6}

/* 详情页 / 个人中心 响应式 */
@media (max-width:1024px){
  .pd-top{grid-template-columns:320px 1fr}
  .pd-imglist{grid-template-columns:repeat(3,1fr)}
  .pd-rel{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:768px){
  .pd-top{grid-template-columns:1fr;gap:13px;padding:12px;border-radius:0;border-left:none;border-right:none}
  .pd-main{aspect-ratio:4/3;font-size:46px}
  .pd-imglist{grid-template-columns:repeat(2,1fr);gap:8px}
  .pd-rel{grid-template-columns:repeat(2,1fr);gap:10px}
  .pd-title{font-size:17px}
  .pd-price-big{font-size:25px}
  .pd-meta-list{grid-template-columns:1fr}
  .pd-actions .btn{flex:1 1 100%;min-width:0}
  .pd-actions .btn.ghost{flex:1 1 100%}
  .pd-section{border-radius:0;border-left:none;border-right:none}
  .pd-page{gap:10px}
  .me-stats{grid-template-columns:repeat(2,1fr)}
  .me-grid{grid-template-columns:1fr;gap:10px}
  .me-hello{border-radius:0;margin-bottom:10px}
  .me-card-p{border-radius:0;border-left:none;border-right:none}
  .product-card-img{height:132px;font-size:30px}
  .product-card-title{font-size:13px;height:36px}
  .product-card-price{font-size:15px}
}

/* ==================== 交换管理（收到的邀请 / 发出的请求 / 成功 / 拒绝） ==================== */
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.94em;letter-spacing:.2px}
.sw-head{background:#fff;border:1px solid var(--bd);border-radius:10px;padding:12px 14px 10px;margin-bottom:12px}
.sw-tabs{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
.sw-tabs::-webkit-scrollbar{display:none}
.sw-tabs a{flex:0 0 auto;padding:7px 14px;border-radius:20px;font-size:13px;background:#f2f5f8;color:var(--txt);border:1px solid var(--bd);white-space:nowrap}
.sw-tabs a.on{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-line);font-weight:600}
.sw-desc{margin:9px 0 0;font-size:12px;color:var(--sub);line-height:1.55}
.sw-note{margin:0 0 10px;padding:9px 12px;border-radius:9px;font-size:12px;color:#0a6a8f;background:var(--brand-soft);border:1px solid var(--brand-line)}
.sw-row{border:1px solid var(--bd);border-radius:10px;padding:12px;margin-bottom:10px;background:#fff}
.sw-pair{display:flex;align-items:center;gap:10px;min-width:0}
.sw-item{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:6px;align-items:flex-start}
.sw-item b{font-size:13px;color:var(--ink);font-weight:600;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sw-img{width:64px;height:64px;border-radius:9px;overflow:hidden;background:var(--bg);border:1px solid var(--bd);display:grid;place-items:center;flex:0 0 auto}
.sw-img img{width:100%;height:100%;object-fit:cover;display:block}
.sw-img.ph{font-size:11px;color:var(--dim)}
.sw-tag{font-size:11px;color:var(--brand);background:var(--brand-soft);border:1px solid var(--brand-line);border-radius:5px;padding:0 6px;line-height:17px}
.sw-tag.other{color:#8a5a00;background:#fff8e8;border-color:#f3dda2}
.sw-arrow{flex:0 0 auto;font-size:18px;color:var(--brand);font-weight:700}
.sw-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:11px;padding-top:10px;border-top:1px dashed var(--bd)}
.sw-line{flex:1;min-width:150px;font-size:11.5px;color:var(--dim)}
.sw-cash{font-size:11.5px;color:var(--cash);font-weight:600}
.sw-tip{margin:9px 0 0;font-size:11.5px;padding:6px 9px;border-radius:7px;background:var(--bg);color:var(--sub)}
.sw-tip.ok{color:var(--green);background:#eafaf4}
.sw-tip.no{color:#d93b3b;background:#fdefef}
.sw-acts{display:flex;gap:8px;flex-wrap:wrap;margin-top:11px;justify-content:flex-end}
.sw-detail{display:flex;flex-direction:column;gap:0;margin-top:10px;border:1px solid var(--bd);border-radius:9px;overflow:hidden}
.sd-row{display:flex;gap:12px;padding:9px 12px;font-size:12.5px;border-bottom:1px solid var(--bd)}
.sd-row:last-child{border-bottom:none}
.sd-row>span:first-child{flex:0 0 84px;color:var(--dim)}
.sd-row>span:last-child{flex:1;min-width:0;color:var(--txt);word-break:break-all}

@media (max-width:768px){
  .sw-pair{flex-direction:column;align-items:stretch;gap:8px}
  .sw-item{flex-direction:row;align-items:center;gap:9px}
  .sw-item b{-webkit-line-clamp:2}
  .sw-arrow{text-align:center;transform:rotate(90deg)}
  .sw-acts{justify-content:stretch}
  .sw-acts .btn{flex:1 1 calc(50% - 4px)}
  .sw-row{border-radius:0;border-left:none;border-right:none}
  .sw-head{border-radius:0;border-left:none;border-right:none}
}

/* ==================== 发布资源表单（参照 ewu.cc「发布物品」） ==================== */
.field label small.hint{font-weight:400;color:var(--dim);font-size:11px;margin-left:6px}
.pub-imgs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}
.pub-imgs:empty{display:none}
.pub-img{position:relative;width:78px;height:78px;border-radius:9px;overflow:hidden;border:1px solid var(--bd);background:var(--bg);display:block}
.pub-img img{width:100%;height:100%;object-fit:cover;display:block}
.pub-img em{position:absolute;left:0;bottom:0;right:0;font-style:normal;font-size:10px;text-align:center;background:rgba(0,168,232,.86);color:#fff;line-height:16px}
.pub-img a{position:absolute;top:2px;right:2px;width:17px;height:17px;line-height:15px;text-align:center;border-radius:50%;background:rgba(0,0,0,.55);color:#fff;font-size:13px;text-decoration:none}
.pub-img a:hover{background:#d93b3b}
.pub-hint{display:inline-block;margin-left:8px;font-size:11.5px;color:var(--dim);vertical-align:middle}
.pub-radios{display:flex;gap:16px;flex-wrap:wrap;padding:2px 0}
.pub-radios label,.pub-checks label{display:inline-flex;align-items:center;gap:5px;font-size:13px;color:var(--txt);font-weight:400;margin:0;cursor:pointer}
.pub-radios input,.pub-checks input{width:15px;height:15px;accent-color:var(--brand);margin:0;cursor:pointer}
.pub-checks{display:flex;flex-direction:column;gap:9px;margin-top:12px;padding:11px 12px;border:1px solid var(--bd);border-radius:9px;background:var(--bg)}

/* ---------------- 分享邀请 ---------------- */
.ref-banner{display:flex;align-items:center;gap:6px;background:#e8f7ff;border:1px solid #bfe8fb;color:#075e8c;
  border-radius:9px;padding:9px 11px;font-size:12.5px;margin-bottom:11px;line-height:1.5}
.ref-banner b{color:var(--brand-d)}
.invite-stats{display:flex;gap:10px;margin:10px 0;flex-wrap:wrap}
.invite-stats .is-box{flex:1 1 76px;min-width:76px;background:var(--bg);border:1px solid var(--bd);border-radius:10px;padding:10px 8px;text-align:center}
.invite-stats .is-box b{display:block;font-size:19px;color:var(--brand-d);line-height:1.3}
.invite-stats .is-box span{font-size:11.5px;color:var(--dim)}
.inv-list{margin-top:10px;border-top:1px dashed var(--bd);padding-top:9px}
.inv-row{display:flex;align-items:center;gap:8px;padding:7px 0;font-size:12.5px;color:var(--txt)}
.inv-row .iv-n{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.inv-row .iv-p{color:var(--brand-d);font-weight:600;white-space:nowrap}
.inv-row .iv-s{font-size:11px;color:var(--dim);white-space:nowrap}

/* ---------------- 手机号换绑 ---------------- */
.ph-row{display:flex;gap:8px;align-items:center}
.ph-row input{flex:1;min-width:0}
.ph-row .btn{flex:0 0 auto}
.ph-tip{font-size:11.5px;color:var(--dim);margin:5px 0 0;line-height:1.5}