/* ===== 趣运电子商城 · 蓝色科技风（与官网一致） ===== */
:root{
  --c-primary:#0F3D7A;
  --c-primary-2:#1E5FBF;
  --c-accent:#00B4D8;
  --c-ink:#0E1A2B;
  --c-text:#3A4654;
  --c-muted:#6B7785;
  --c-line:#E3E8EF;
  --c-bg:#F6F8FB;
  --c-bg-2:#EEF3F9;
  --c-white:#FFFFFF;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 10px 30px rgba(15,61,122,.10);
  --shadow-lg:0 24px 60px rgba(15,26,43,.16);
  --maxw:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--c-text);background:var(--c-bg);line-height:1.7;font-size:15px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--c-primary-2)}
img{max-width:100%;display:block}
ul{list-style:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:60px 0}
.bg-white{background:var(--c-white)}
.bg-soft{background:var(--c-bg-2)}

/* ===== 顶部导航 · 玻璃 Dock（与官网一致） ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  padding:14px 20px 0;
  background:linear-gradient(180deg,rgba(246,248,251,.95) 0%,rgba(246,248,251,.6) 70%,transparent 100%);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.dock{
  max-width:var(--maxw);margin:0 auto;position:relative;
  height:56px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:0 18px;
  background:rgba(255,255,255,.82);
  border:1px solid rgba(15,61,122,.08);
  border-radius:18px;
  box-shadow:0 8px 30px rgba(15,61,122,.08),inset 0 1px 0 rgba(255,255,255,.6);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
}
.dock-left{display:flex;align-items:center;gap:14px;flex-shrink:0}
.back-home{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:11px;
  background:rgba(15,61,122,.06);color:var(--c-primary);
  font-size:13.5px;font-weight:600;transition:.25s;
}
.back-home:hover{background:var(--c-primary);color:#fff;transform:translateX(-2px)}
.back-home .arr{font-size:15px;transition:transform .25s}
.back-home:hover .arr{transform:translateX(-3px)}
.brand{display:flex;align-items:center;gap:10px}
.brand-pulse{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 0 rgba(34,197,94,.6);animation:pulse 2s infinite;flex-shrink:0}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(34,197,94,.6)}70%{box-shadow:0 0 0 10px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-weight:800;color:var(--c-ink);font-size:15px;letter-spacing:.3px}
.brand-sub{font-size:9.5px;color:var(--c-muted);letter-spacing:1.5px;font-weight:600}
.dock-center{flex:1;display:flex;justify-content:center;max-width:420px}
.search-box{
  width:100%;display:flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:11px;
  background:rgba(15,61,122,.05);border:1px solid rgba(15,61,122,.08);
  transition:.25s;
}
.search-box:focus-within{background:#fff;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(0,180,216,.12)}
.search-box input{flex:1;border:none;background:transparent;outline:none;font-size:14px;color:var(--c-ink);font-family:inherit}
.search-box input::placeholder{color:var(--c-muted)}
.search-box .s-ic{color:var(--c-muted);font-size:15px}
.dock-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.cart-btn{
  position:relative;display:inline-flex;align-items:center;gap:7px;
  padding:8px 14px;border-radius:11px;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-accent) 100%);
  color:#fff;font-size:13.5px;font-weight:700;
  box-shadow:0 6px 16px rgba(0,180,216,.32);
  transition:.25s;
}
.cart-btn:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(0,180,216,.42);color:#fff}
.cart-btn .c-ic{font-size:15px}
.cart-count{
  position:absolute;top:-6px;right:-6px;
  min-width:18px;height:18px;padding:0 5px;border-radius:9px;
  background:#ef4444;color:#fff;font-size:11px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  border:2px solid #fff;
}
.cart-count:empty{display:none}
.menu-toggle{display:none;background:none;border:none;font-size:22px;cursor:pointer;color:var(--c-ink)}

/* ===== 商城 Hero 简版 ===== */
.mall-hero{
  position:relative;color:#fff;overflow:hidden;
  background:radial-gradient(ellipse at top left,#0F3D7A 0%,#0A2647 55%,#061a33 100%);
  margin-bottom:0;
}
.mall-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 85% 15%,rgba(0,180,216,.4),transparent 38%),
    radial-gradient(circle at 10% 90%,rgba(30,95,191,.5),transparent 42%);
}
.mall-hero::after{
  content:"";position:absolute;inset:0;opacity:.4;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at 30% 40%,#000 30%,transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse at 30% 40%,#000 30%,transparent 80%);
}
.mall-hero .wrap{position:relative;z-index:2;padding:56px 24px 52px}
.mh-tag{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
  padding:7px 16px;border-radius:50px;font-size:12px;font-weight:600;
  letter-spacing:1.2px;color:#cfe0f5;margin-bottom:18px;
}
.mh-tag .live-dot{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 8px #22c55e;animation:pulse 2s infinite}
.mall-hero h1{font-size:38px;line-height:1.2;font-weight:800;letter-spacing:-.5px;margin-bottom:14px;max-width:680px}
.mall-hero h1 em{font-style:normal;background:linear-gradient(120deg,#00d4ff 0%,#7dd3fc 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.mall-hero p{font-size:15.5px;color:#b8cbe3;max-width:560px}
.mh-stats{display:flex;gap:32px;margin-top:26px;flex-wrap:wrap}
.mh-stat .n{font-size:24px;font-weight:800;color:#fff;line-height:1}
.mh-stat .l{font-size:11.5px;color:#8fa6c4;margin-top:5px;letter-spacing:.5px}

/* ===== 分类筛选 ===== */
.filter-bar{
  position:sticky;top:84px;z-index:50;
  background:rgba(255,255,255,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  padding:16px 0;
}
.filter-inner{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.filter-label{font-size:13px;color:var(--c-muted);font-weight:600;letter-spacing:.5px;flex-shrink:0}
.cat-chips{display:flex;gap:8px;flex-wrap:wrap;flex:1}
.cat-chip{
  padding:7px 16px;border-radius:50px;font-size:13.5px;font-weight:500;
  background:var(--c-bg-2);color:var(--c-text);cursor:pointer;transition:.2s;
  border:1px solid transparent;white-space:nowrap;
}
.cat-chip:hover{background:var(--c-primary);color:#fff}
.cat-chip.active{background:linear-gradient(135deg,var(--c-primary),var(--c-accent));color:#fff;font-weight:600;box-shadow:0 4px 12px rgba(0,180,216,.3)}
.result-count{font-size:13px;color:var(--c-muted);flex-shrink:0}
.result-count b{color:var(--c-primary)}

/* ===== 商品网格 ===== */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.product-card{
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--radius);
  overflow:hidden;transition:.25s;display:flex;flex-direction:column;
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.pc-img{height:180px;overflow:hidden;background:var(--c-bg-2);position:relative}
.pc-img img{width:100%;height:100%;object-fit:cover;transition:.4s}
.product-card:hover .pc-img img{transform:scale(1.06)}
.pc-cat{
  position:absolute;top:10px;left:10px;
  font-size:11px;color:var(--c-accent);font-weight:600;
  background:rgba(255,255,255,.92);padding:3px 10px;border-radius:50px;
  backdrop-filter:blur(6px);
}
.pc-body{padding:16px 16px 18px;display:flex;flex-direction:column;flex:1}
.pc-title{font-size:14.5px;font-weight:600;color:var(--c-ink);line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:42px}
.pc-summary{font-size:12.5px;color:var(--c-muted);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px;flex:1}
.pc-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}
.pc-price{color:var(--c-primary);font-weight:800;font-size:20px;letter-spacing:-.3px}
.pc-price small{font-size:12px;font-weight:500;color:var(--c-muted)}
.pc-add{
  padding:8px 14px;border-radius:9px;border:none;cursor:pointer;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-2));
  color:#fff;font-size:12.5px;font-weight:600;transition:.2s;font-family:inherit;
}
.pc-add:hover{transform:translateY(-1px);box-shadow:0 6px 14px rgba(15,61,122,.3)}
.pc-add.added{background:#22c55e}

/* 空状态 */
.empty-state{text-align:center;padding:80px 20px;color:var(--c-muted)}
.empty-state .ic{font-size:48px;margin-bottom:14px;opacity:.4}
.empty-state h3{font-size:18px;color:var(--c-text);margin-bottom:6px}

/* ===== 商品详情 ===== */
.crumbs{font-size:13px;color:var(--c-muted);padding:18px 0}
.crumbs a:hover{color:var(--c-primary)}
.crumbs span{margin:0 6px;color:var(--c-line)}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.detail-img{
  border-radius:var(--radius);overflow:hidden;background:var(--c-bg-2);
  box-shadow:var(--shadow);aspect-ratio:1/1;
}
.detail-img img{width:100%;height:100%;object-fit:cover}
.detail-info .d-cat{display:inline-block;font-size:12px;color:var(--c-accent);background:rgba(0,180,216,.12);padding:4px 12px;border-radius:50px;font-weight:600;margin-bottom:14px}
.detail-info h1{font-size:26px;color:var(--c-ink);font-weight:800;line-height:1.3;margin-bottom:16px}
.detail-info .d-price{font-size:34px;color:var(--c-primary);font-weight:800;letter-spacing:-.5px;margin-bottom:20px}
.detail-info .d-price small{font-size:14px;font-weight:500;color:var(--c-muted)}
.detail-info .d-desc{color:var(--c-text);font-size:14.5px;line-height:1.8;margin-bottom:20px;padding:18px;background:var(--c-bg-2);border-radius:var(--radius-sm);white-space:pre-line}
.detail-specs{margin-bottom:24px}
.detail-specs h4{font-size:14px;color:var(--c-ink);margin-bottom:10px;font-weight:700}
.spec-tags{display:flex;flex-wrap:wrap;gap:8px}
.spec-tags span{font-size:12.5px;color:var(--c-primary);background:rgba(15,61,122,.06);padding:5px 12px;border-radius:6px;font-weight:500}
.detail-actions{display:flex;gap:12px;flex-wrap:wrap}
.qty-row{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.qty-row label{font-size:14px;color:var(--c-muted)}
.qty-ctrl{display:flex;align-items:center;border:1px solid var(--c-line);border-radius:9px;overflow:hidden}
.qty-ctrl button{width:36px;height:36px;border:none;background:var(--c-bg-2);cursor:pointer;font-size:16px;color:var(--c-ink);transition:.2s}
.qty-ctrl button:hover{background:var(--c-primary);color:#fff}
.qty-ctrl input{width:54px;height:36px;border:none;text-align:center;font-size:15px;font-weight:600;color:var(--c-ink);outline:none;font-family:inherit}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;border:none;font-family:inherit;font-weight:600;font-size:14.5px;padding:12px 24px;border-radius:10px;transition:.2s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--c-primary),var(--c-primary-2));color:#fff;box-shadow:0 8px 20px rgba(15,61,122,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(15,61,122,.38);color:#fff}
.btn-accent{background:linear-gradient(135deg,var(--c-accent),#0096C7);color:#fff;box-shadow:0 8px 20px rgba(0,180,216,.3)}
.btn-accent:hover{transform:translateY(-2px);color:#fff}
.btn-ghost{background:transparent;color:var(--c-primary);border:1.5px solid var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary);color:#fff}
.btn-lg{padding:14px 32px;font-size:15px}

/* 相关商品 */
.related{margin-top:60px}
.related h3{font-size:20px;color:var(--c-ink);font-weight:800;margin-bottom:24px;padding-left:12px;border-left:4px solid var(--c-accent)}

/* ===== 购物车 ===== */
.cart-page{display:grid;grid-template-columns:1fr 320px;gap:28px;align-items:start}
.cart-list{background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--radius);overflow:hidden}
.cart-row{display:grid;grid-template-columns:90px 1fr auto auto auto;gap:16px;align-items:center;padding:18px 22px;border-bottom:1px solid var(--c-line)}
.cart-row:last-child{border-bottom:none}
.cart-row .cr-img{width:90px;height:90px;border-radius:10px;overflow:hidden;background:var(--c-bg-2)}
.cart-row .cr-img img{width:100%;height:100%;object-fit:cover}
.cart-row .cr-info h4{font-size:14.5px;color:var(--c-ink);font-weight:600;margin-bottom:4px;line-height:1.4}
.cart-row .cr-info .cr-cat{font-size:12px;color:var(--c-accent);font-weight:500}
.cart-row .cr-price{color:var(--c-primary);font-weight:700;font-size:15px;min-width:80px;text-align:right}
.cart-row .cr-qty{display:flex;align-items:center;border:1px solid var(--c-line);border-radius:8px;overflow:hidden}
.cart-row .cr-qty button{width:30px;height:30px;border:none;background:var(--c-bg-2);cursor:pointer;font-size:14px;color:var(--c-ink)}
.cart-row .cr-qty button:hover{background:var(--c-primary);color:#fff}
.cart-row .cr-qty input{width:42px;height:30px;border:none;text-align:center;font-size:13px;font-weight:600;outline:none;font-family:inherit}
.cart-row .cr-del{background:none;border:none;color:var(--c-muted);cursor:pointer;font-size:18px;padding:6px;transition:.2s}
.cart-row .cr-del:hover{color:#ef4444}
.cart-summary{
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--radius);
  padding:24px;position:sticky;top:84px;
}
.cart-summary h3{font-size:17px;color:var(--c-ink);font-weight:700;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--c-line)}
.cs-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;font-size:14px;color:var(--c-text)}
.cs-row.total{padding-top:14px;margin-top:14px;border-top:1px solid var(--c-line);font-size:17px;font-weight:700;color:var(--c-ink)}
.cs-row.total .amt{color:var(--c-primary);font-size:22px}
.cart-summary .btn{width:100%;margin-top:18px}
.cart-tip{font-size:12px;color:var(--c-muted);margin-top:12px;line-height:1.6;text-align:center}

/* ===== 弹窗 ===== */
.modal-mask{
  position:fixed;inset:0;background:rgba(6,17,34,.6);backdrop-filter:blur(6px);
  z-index:200;display:none;align-items:center;justify-content:center;padding:20px;
}
.modal-mask.show{display:flex;animation:fadeIn .25s}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{
  background:#fff;border-radius:18px;max-width:440px;width:100%;
  padding:32px 30px;text-align:center;animation:popIn .3s;
}
@keyframes popIn{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}
.modal .ok-ic{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;font-size:32px;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;box-shadow:0 10px 24px rgba(34,197,94,.4)}
.modal h3{font-size:20px;color:var(--c-ink);font-weight:800;margin-bottom:10px}
.modal p{color:var(--c-muted);font-size:14px;line-height:1.7;margin-bottom:20px}
.modal .contact-box{background:var(--c-bg-2);border-radius:12px;padding:18px;margin-bottom:20px;text-align:left}
.modal .contact-box .cb-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0;font-size:14px}
.modal .contact-box .cb-row .lbl{color:var(--c-muted)}
.modal .contact-box .cb-row .val{color:var(--c-ink);font-weight:600}
.modal .contact-box .cb-row .val.phone{color:var(--c-primary);font-size:17px}
.modal .btn{width:100%}

/* 支付二维码弹窗 */
.modal.pay-modal{padding:30px 28px 26px}
.modal.pay-modal .pay-qr-title{
  font-size:20px;font-weight:800;color:var(--c-ink);margin-bottom:8px;
}
.modal.pay-modal .pay-qr-amt{
  font-size:14px;color:var(--c-muted);margin-bottom:18px;
}
.modal.pay-modal .pay-qr-amt b{
  color:var(--c-primary);font-size:22px;font-weight:800;margin-left:6px;
}
.modal.pay-modal .pay-qr-box{
  width:200px;height:200px;margin:0 auto 16px;padding:10px;
  border:1.5px solid var(--c-line);border-radius:14px;
  background:#fff;box-shadow:0 6px 18px rgba(15,61,122,.08);
  display:flex;align-items:center;justify-content:center;
}
.modal.pay-modal .pay-qr-box img{
  width:100%;height:100%;object-fit:contain;display:block;
}
.modal.pay-modal .pay-qr-tip{
  font-size:13px;color:var(--c-muted);line-height:1.7;
  margin-bottom:20px;
}
.modal.pay-modal .btn{width:100%}

/* toast */
.toast{
  position:fixed;top:100px;left:50%;transform:translateX(-50%);
  background:rgba(6,17,34,.92);color:#fff;padding:12px 22px;border-radius:10px;
  font-size:14px;font-weight:500;z-index:300;opacity:0;transition:.3s;pointer-events:none;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== 底部 · 终端风（与官网一致） ===== */
.site-footer{background:#061122;color:#94a3b8}
.footer-top{background:linear-gradient(180deg,#0a1d38 0%,#061122 100%);padding:48px 0 30px;border-bottom:1px solid rgba(0,212,255,.12);position:relative;overflow:hidden}
.footer-top::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(0,212,255,.5),transparent)}
.footer-manifesto{margin-bottom:24px}
.fm-kicker{font-size:12px;color:#00d4ff;font-weight:600;letter-spacing:1.5px;font-family:"SF Mono","Consolas","Menlo",monospace;margin-bottom:12px}
.fm-title{font-size:32px;line-height:1.2;font-weight:800;color:#fff;letter-spacing:-.5px}
.fm-title em{font-style:normal;background:linear-gradient(120deg,#00d4ff 0%,#7dd3fc 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.footer-cmdline{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-family:"SF Mono","Consolas","Menlo",monospace;font-size:12.5px;padding:13px 16px;border-radius:10px;background:rgba(0,0,0,.35);border:1px solid rgba(0,212,255,.18)}
.fc-prompt{color:#22c55e;font-weight:600}
.fc-sep{color:#6b7785}
.fc-path{color:#7dd3fc}
.fc-cursor{color:#cbd5e1;margin-left:8px}
.footer-main{padding:44px 0 36px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand .fb-mark{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.fb-pulse{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 8px #22c55e;animation:pulse 2s infinite}
.fb-name{font-size:16px;font-weight:800;color:#fff}
.footer-brand p{font-size:13px;line-height:1.7;color:#7d8a9c;max-width:300px;margin-bottom:12px}
.fb-meta{display:flex;gap:8px;align-items:center;font-family:"SF Mono","Consolas","Menlo",monospace;font-size:10.5px;color:#00d4ff;letter-spacing:1px}
.footer-col a,.footer-contact a{display:flex;align-items:center;gap:10px;font-size:13.5px;color:#9aa8bd;padding:6px 0;transition:.2s}
.footer-col a:hover,.footer-contact a:hover{color:#fff;transform:translateX(4px)}
.fc-label{font-family:"SF Mono","Consolas","Menlo",monospace;font-size:10.5px;color:#00d4ff;font-weight:600;letter-spacing:1.5px;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid rgba(0,212,255,.15)}
.fc-idx{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:20px;padding:0 6px;font-family:"SF Mono","Consolas","Menlo",monospace;font-size:10px;color:#7dd3fc;background:rgba(0,212,255,.08);border-radius:5px;font-weight:600}
.footer-contact .fco-phone{font-size:19px;font-weight:800;color:#fff;letter-spacing:.3px;padding:6px 0!important}
.footer-contact .fco-phone:hover{color:#00d4ff}
.footer-contact .fco-mail{font-family:"SF Mono","Consolas","Menlo",monospace;font-size:12.5px}
.fco-addr{font-size:12.5px;color:#7d8a9c;line-height:1.6;margin-top:6px;max-width:220px}
.footer-bottom{background:#040d1c;padding:16px 0;border-top:1px solid rgba(255,255,255,.04)}
.fb-bottom-row{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.fb-icp{display:flex;align-items:center;gap:8px;font-family:"SF Mono","Consolas","Menlo",monospace;font-size:11.5px;color:#6b7785}
.fb-icp a{color:#9aa8bd;transition:.2s}
.fb-icp a:hover{color:#00d4ff}
.fb-dot{color:#475569}

/* ===== 响应式 ===== */
@media(max-width:1080px){
  .product-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:980px){
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .detail-grid{grid-template-columns:1fr;gap:28px}
  .cart-page{grid-template-columns:1fr}
  .cart-summary{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
  .dock-center{display:none}
  .brand-sub{display:none}
}
@media(max-width:600px){
  .product-grid{grid-template-columns:1fr 1fr;gap:14px}
  .section{padding:44px 0}
  .site-header{padding:10px 14px 0}
  .dock{padding:0 14px;height:52px;gap:10px}
  .back-home{padding:7px 10px;font-size:12px}
  .back-home span:not(.arr){display:none}
  .cart-btn{padding:7px 11px;font-size:12.5px}
  .mall-hero h1{font-size:28px}
  .mall-hero p{font-size:14px}
  .mall-hero .wrap{padding:40px 18px 40px}
  .mh-stats{gap:20px}
  .mh-stat .n{font-size:20px}
  .filter-bar{position:static}
  .filter-inner{gap:10px}
  .cat-chips{gap:6px}
  .cat-chip{padding:6px 12px;font-size:12.5px}
  .pc-img{height:140px}
  .pc-title{font-size:13px;min-height:36px}
  .pc-price{font-size:17px}
  .pc-add{padding:7px 11px;font-size:11.5px}
  .cart-row{grid-template-columns:70px 1fr;gap:12px;padding:14px}
  .cart-row .cr-price,.cart-row .cr-qty,.cart-row .cr-del{grid-column:2;margin-top:8px}
  .cart-row .cr-img{width:70px;height:70px}
  .fm-title{font-size:24px}
  .footer-grid{grid-template-columns:1fr}
  .fb-bottom-row{flex-direction:column;align-items:flex-start;gap:8px}
  .detail-info h1{font-size:22px}
  .detail-info .d-price{font-size:28px}
}

/* ============================================================ */
/* ===== 用户系统 · 登录注册个人中心订单商家协议等扩展样式 ===== */
/* ============================================================ */

/* ===== Hero 按钮区 ===== */
.mh-actions{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}
.mh-btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:11px 22px;border-radius:12px;
  font-size:14px;font-weight:600;transition:.25s;
  border:1.5px solid transparent;
}
.mh-btn-primary{
  background:linear-gradient(135deg,#0F3D7A,#00B4D8);color:#fff;
  box-shadow:0 8px 20px rgba(0,180,216,.32);
}
.mh-btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,180,216,.42);color:#fff}
.mh-btn-ghost{
  background:rgba(255,255,255,.7);color:var(--c-primary);
  border-color:rgba(15,61,122,.2);backdrop-filter:blur(8px);
}
.mh-btn-ghost:hover{background:#fff;border-color:var(--c-primary-2);transform:translateY(-2px)}

/* ===== 首页商家展示区 ===== */
.merchant-showcase{padding:50px 0;background:var(--c-bg-2)}
.merchant-showcase .ms-head{
  display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px;
}
.merchant-showcase .ms-head h2{
  font-size:24px;color:var(--c-ink);font-weight:800;letter-spacing:.5px;
}
.merchant-showcase .ms-head h2 em{color:var(--c-primary-2);font-style:normal}
.merchant-showcase .ms-head .ms-more{
  font-size:13.5px;color:var(--c-primary-2);font-weight:600;
  padding:8px 16px;border:1.5px solid var(--c-primary-2);border-radius:10px;transition:.2s;
}
.merchant-showcase .ms-head .ms-more:hover{background:var(--c-primary-2);color:#fff}
.merchant-showcase .ms-sub{font-size:13.5px;color:var(--c-muted);margin-top:6px}
.merchant-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:16px;
}
.merchant-tile{
  background:#fff;border-radius:14px;padding:20px;text-align:center;
  box-shadow:0 4px 14px rgba(15,61,122,.05);transition:.25s;
  border:1px solid transparent;
}
.merchant-tile:hover{
  transform:translateY(-4px);box-shadow:0 12px 28px rgba(15,61,122,.12);
  border-color:rgba(15,61,122,.1);
}
.merchant-tile .mt-logo{
  width:56px;height:56px;border-radius:14px;margin:0 auto 12px;
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:800;color:#fff;
}
.merchant-tile h4{font-size:14px;color:var(--c-ink);font-weight:600;margin-bottom:5px;line-height:1.4}
.merchant-tile .mt-type{font-size:11.5px;color:var(--c-muted);margin-bottom:8px}
.merchant-tile .mt-meta{
  display:flex;justify-content:center;gap:10px;font-size:11.5px;color:var(--c-muted);
  padding-top:8px;border-top:1px solid var(--c-line);
}
.merchant-tile .mt-meta span{display:inline-flex;align-items:center;gap:3px}
.merchant-tile .mt-verified{
  display:inline-block;font-size:11px;color:#10b981;font-weight:600;margin-bottom:6px;
  padding:2px 8px;border-radius:5px;background:rgba(16,185,129,.1);
}
@media (max-width:768px){
  .merchant-grid{grid-template-columns:repeat(2,1fr)}
  .merchant-showcase .ms-head{flex-direction:column;align-items:flex-start;gap:10px}
}

/* ===== 顶部导航用户状态区 ===== */
.user-state{
  display:flex;align-items:center;gap:12px;
  padding-left:12px;margin-left:4px;
  border-left:1px solid rgba(15,61,122,.1);
}
.user-entry{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 10px;border-radius:9px;
  background:rgba(15,61,122,.06);
  transition:.2s;
}
.user-entry:hover{background:rgba(15,61,122,.12)}
.user-avatar-sm{
  width:24px;height:24px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;background:linear-gradient(135deg,#1E5FBF,#00B4D8);color:#fff;
}
.user-name-sm{font-size:13px;font-weight:600;color:var(--c-ink);max-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav-link-sm{font-size:13px;color:var(--c-muted);font-weight:500;transition:.2s}
.nav-link-sm:hover{color:var(--c-primary-2)}

/* ===== 登录注册页（小米风格） ===== */
.auth-page{
  min-height:calc(100vh - 80px);
  display:flex;align-items:center;justify-content:center;
  padding:40px 20px;
  background:
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(0,180,216,.08), transparent 60%),
    radial-gradient(ellipse 50% 50% at 20% 80%, rgba(30,95,191,.08), transparent 60%),
    var(--c-bg);
}
.auth-card{
  width:100%;max-width:420px;
  background:#fff;
  border-radius:20px;
  padding:42px 38px 32px;
  box-shadow:0 20px 60px rgba(15,61,122,.12),0 0 0 1px rgba(15,61,122,.05);
  position:relative;
}
.auth-logo{
  width:56px;height:56px;border-radius:16px;
  background:linear-gradient(135deg,#0F3D7A 0%,#00B4D8 100%);
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 18px;
  box-shadow:0 12px 28px rgba(0,180,216,.32);
}
.auth-logo span{color:#fff;font-size:24px;font-weight:800;letter-spacing:1px}
.auth-title{text-align:center;font-size:24px;font-weight:700;color:var(--c-ink);margin-bottom:6px;letter-spacing:.5px}
.auth-sub{text-align:center;font-size:13px;color:var(--c-muted);margin-bottom:28px}
.auth-form .field{margin-bottom:18px;position:relative}
.auth-form .field label{display:block;font-size:13px;color:var(--c-text);margin-bottom:7px;font-weight:500}
.auth-form .field input{
  width:100%;height:46px;
  padding:0 16px 0 42px;
  border:1.5px solid var(--c-line);
  border-radius:12px;
  font-size:14.5px;color:var(--c-ink);
  font-family:inherit;
  transition:.2s;outline:none;
  background:var(--c-bg-2);
}
.auth-form .field input:focus{
  border-color:var(--c-primary-2);
  background:#fff;
  box-shadow:0 0 0 3px rgba(30,95,191,.12);
}
.auth-form .field .fic{
  position:absolute;left:14px;top:38px;
  width:20px;height:20px;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;color:var(--c-muted);
}
.auth-form .field input:focus + .fic{color:var(--c-primary-2)}
.auth-form .switch-pwd{
  position:absolute;right:14px;top:36px;
  background:none;border:none;cursor:pointer;
  font-size:12px;color:var(--c-muted);padding:4px;
}
.auth-form .switch-pwd:hover{color:var(--c-primary-2)}
.auth-row{display:flex;align-items:center;justify-content:space-between;margin:8px 0 22px;font-size:13px}
.auth-row label{display:inline-flex;align-items:center;gap:6px;color:var(--c-text);cursor:pointer}
.auth-row input[type=checkbox]{width:15px;height:15px;accent-color:var(--c-primary-2)}
.auth-row a{color:var(--c-primary-2)}
.auth-btn{
  width:100%;height:48px;border:none;border-radius:12px;
  background:linear-gradient(135deg,#0F3D7A 0%,#1E5FBF 100%);
  color:#fff;font-size:15.5px;font-weight:700;letter-spacing:1px;
  cursor:pointer;transition:.2s;
  box-shadow:0 8px 20px rgba(15,61,122,.25);
}
.auth-btn:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(15,61,122,.35)}
.auth-btn:active{transform:translateY(0)}
.auth-divider{display:flex;align-items:center;gap:14px;margin:22px 0;color:var(--c-muted);font-size:12px}
.auth-divider::before,.auth-divider::after{content:"";flex:1;height:1px;background:var(--c-line)}
.auth-foot{text-align:center;font-size:13.5px;color:var(--c-text);margin-top:18px}
.auth-foot a{color:var(--c-primary-2);font-weight:600}
.auth-quick{display:flex;justify-content:center;gap:14px;margin-top:8px}
.auth-quick button{
  width:44px;height:44px;border-radius:50%;
  border:1.5px solid var(--c-line);background:#fff;
  font-size:18px;cursor:pointer;transition:.2s;
}
.auth-quick button:hover{border-color:var(--c-primary-2);transform:translateY(-2px);box-shadow:0 6px 14px rgba(30,95,191,.18)}
.auth-protocal{
  background:rgba(30,95,191,.04);
  border-radius:10px;padding:12px 14px;margin:14px 0 22px;
  font-size:12.5px;color:var(--c-muted);line-height:1.6;
}
.auth-protocal a{color:var(--c-primary-2);text-decoration:underline}
.auth-err{
  background:#fef2f2;border:1px solid #fecaca;color:#dc2626;
  padding:10px 14px;border-radius:10px;font-size:13px;margin-bottom:16px;
  display:none;
}
.auth-err.show{display:block}

/* ===== 个人中心 ===== */
.profile-page{padding:30px 0 60px}
.profile-header{
  background:linear-gradient(135deg,#0F3D7A 0%,#1E5FBF 50%,#00B4D8 100%);
  border-radius:20px;padding:32px;color:#fff;
  position:relative;overflow:hidden;
  box-shadow:0 16px 40px rgba(15,61,122,.2);
}
.profile-header::before{
  content:"";position:absolute;top:-50%;right:-10%;
  width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.15),transparent 70%);
}
.ph-row{display:flex;align-items:center;gap:20px;position:relative;z-index:1}
.ph-avatar{
  width:72px;height:72px;border-radius:50%;
  background:rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;
  font-size:36px;border:3px solid rgba(255,255,255,.4);
}
.ph-info h2{font-size:22px;margin-bottom:6px;font-weight:700}
.ph-meta{display:flex;gap:14px;font-size:13px;opacity:.9}
.ph-meta span{display:inline-flex;align-items:center;gap:5px}
.ph-stats{display:flex;gap:30px;margin-top:20px;position:relative;z-index:1}
.ph-stat{text-align:left}
.ph-stat .n{font-size:24px;font-weight:700}
.ph-stat .l{font-size:12px;opacity:.85;margin-top:2px}

.profile-grid{
  display:grid;grid-template-columns:240px 1fr;gap:24px;margin-top:24px;
}
.profile-side{
  background:#fff;border-radius:14px;padding:14px;
  box-shadow:0 6px 18px rgba(15,61,122,.06);
  height:fit-content;position:sticky;top:90px;
}
.profile-nav-item{
  display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:10px;
  font-size:14px;color:var(--c-text);font-weight:500;
  transition:.2s;cursor:pointer;
}
.profile-nav-item:hover{background:var(--c-bg-2);color:var(--c-primary)}
.profile-nav-item.active{background:linear-gradient(135deg,rgba(15,61,122,.08),rgba(0,180,216,.08));color:var(--c-primary);font-weight:600}
.profile-nav-item .ic{font-size:16px;width:20px;text-align:center}
.profile-main{
  background:#fff;border-radius:14px;padding:28px;
  box-shadow:0 6px 18px rgba(15,61,122,.06);min-height:400px;
}
.profile-section{display:none}
.profile-section.active{display:block}
.profile-section h3{font-size:18px;color:var(--c-ink);margin-bottom:18px;font-weight:700;padding-bottom:12px;border-bottom:1px solid var(--c-line)}
.profile-form .field{margin-bottom:16px}
.profile-form .field label{display:block;font-size:13px;color:var(--c-muted);margin-bottom:6px}
.profile-form .field input,.profile-form .field textarea{
  width:100%;padding:10px 14px;border:1px solid var(--c-line);border-radius:9px;
  font-size:14px;color:var(--c-ink);font-family:inherit;outline:none;transition:.2s;
}
.profile-form .field input:focus,.profile-form .field textarea:focus{border-color:var(--c-primary-2);box-shadow:0 0 0 3px rgba(30,95,191,.1)}
.btn-primary{
  background:linear-gradient(135deg,#0F3D7A,#1E5FBF);color:#fff;
  padding:10px 22px;border:none;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;transition:.2s;
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(15,61,122,.25)}
.btn-ghost{
  background:transparent;color:var(--c-text);
  padding:10px 18px;border:1px solid var(--c-line);border-radius:10px;font-size:14px;cursor:pointer;transition:.2s;
}
.btn-ghost:hover{border-color:var(--c-primary-2);color:var(--c-primary-2)}

/* ===== 订单页 ===== */
.orders-page{padding:30px 0 60px}
.orders-tabs{
  display:flex;gap:6px;background:#fff;padding:6px;border-radius:12px;margin-bottom:20px;
  box-shadow:0 4px 14px rgba(15,61,122,.05);overflow-x:auto;
}
.orders-tab{
  padding:10px 18px;border-radius:9px;font-size:14px;color:var(--c-text);
  cursor:pointer;white-space:nowrap;transition:.2s;font-weight:500;
}
.orders-tab:hover{background:var(--c-bg-2)}
.orders-tab.active{background:linear-gradient(135deg,#0F3D7A,#1E5FBF);color:#fff;font-weight:600}
.order-card{
  background:#fff;border-radius:14px;margin-bottom:16px;
  box-shadow:0 4px 14px rgba(15,61,122,.05);
  overflow:hidden;transition:.2s;
}
.order-card:hover{box-shadow:0 8px 22px rgba(15,61,122,.1)}
.order-head{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 20px;background:var(--c-bg-2);
  font-size:13px;color:var(--c-muted);
}
.order-head .oh-id{font-weight:600;color:var(--c-ink)}
.order-status-badge{
  padding:4px 10px;border-radius:6px;font-size:12px;font-weight:600;color:#fff;
}
.order-body{padding:18px 20px}
.order-item{
  display:grid;grid-template-columns:60px 1fr auto;gap:14px;align-items:center;
  padding:10px 0;border-bottom:1px dashed var(--c-line);
}
.order-item:last-child{border-bottom:none}
.order-item img{width:60px;height:60px;border-radius:8px;object-fit:cover;background:var(--c-bg-2)}
.order-item .oi-title{font-size:14px;color:var(--c-ink);font-weight:500;margin-bottom:3px}
.order-item .oi-meta{font-size:12px;color:var(--c-muted)}
.order-item .oi-price{font-size:14px;color:var(--c-primary);font-weight:600;text-align:right}
.order-item .oi-qty{font-size:12px;color:var(--c-muted);text-align:right}
.order-foot{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 20px;background:var(--c-bg-2);border-top:1px solid var(--c-line);
}
.order-total{font-size:14px;color:var(--c-text)}
.order-total b{font-size:18px;color:var(--c-primary);font-weight:700}
.order-actions{display:flex;gap:8px}
.order-btn{
  padding:7px 14px;border-radius:8px;font-size:13px;cursor:pointer;transition:.2s;font-weight:500;
}
.order-btn-primary{background:var(--c-primary);color:#fff;border:none}
.order-btn-primary:hover{background:var(--c-primary-2)}
.order-btn-ghost{background:#fff;border:1px solid var(--c-line);color:var(--c-text)}
.order-btn-ghost:hover{border-color:var(--c-primary-2);color:var(--c-primary-2)}

/* ===== 商家列表页 ===== */
.merchants-page{padding:30px 0 60px}
.merchant-card{
  background:#fff;border-radius:14px;padding:22px;margin-bottom:16px;
  display:grid;grid-template-columns:64px 1fr auto;gap:18px;align-items:center;
  box-shadow:0 4px 14px rgba(15,61,122,.05);transition:.2s;
}
.merchant-card:hover{box-shadow:0 8px 22px rgba(15,61,122,.1);transform:translateY(-2px)}
.merchant-logo{
  width:64px;height:64px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-size:28px;font-weight:800;color:#fff;
}
.merchant-info h3{font-size:17px;color:var(--c-ink);margin-bottom:5px;font-weight:700}
.merchant-info .mi-tags{display:flex;gap:8px;margin-bottom:6px;flex-wrap:wrap}
.merchant-info .mi-tag{
  font-size:11.5px;padding:2px 8px;border-radius:5px;
  background:rgba(15,61,122,.08);color:var(--c-primary);font-weight:500;
}
.merchant-info .mi-tag.verified{background:rgba(16,185,129,.12);color:#10b981}
.merchant-info .mi-meta{font-size:12.5px;color:var(--c-muted)}
.merchant-info .mi-meta span{margin-right:14px}
.merchant-action a{
  display:inline-block;padding:9px 18px;border-radius:9px;
  background:linear-gradient(135deg,#0F3D7A,#1E5FBF);color:#fff;
  font-size:13px;font-weight:600;transition:.2s;
}
.merchant-action a:hover{transform:translateY(-1px);box-shadow:0 6px 14px rgba(15,61,122,.25)}

/* ===== 商家入驻页 ===== */
.apply-page{padding:40px 0 60px;background:var(--c-bg-2)}
.apply-hero{
  background:linear-gradient(135deg,#0F3D7A 0%,#1E5FBF 60%,#00B4D8 100%);
  border-radius:20px;padding:42px;color:#fff;margin-bottom:30px;
  position:relative;overflow:hidden;
  box-shadow:0 16px 40px rgba(15,61,122,.2);
}
.apply-hero h1{font-size:30px;font-weight:800;margin-bottom:12px;letter-spacing:1px}
.apply-hero p{font-size:15px;opacity:.92;line-height:1.8}
.apply-steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:30px;
}
.apply-step{
  background:#fff;border-radius:14px;padding:20px;text-align:center;
  box-shadow:0 4px 14px rgba(15,61,122,.05);
}
.apply-step .as-num{
  width:36px;height:36px;border-radius:50%;margin:0 auto 12px;
  background:linear-gradient(135deg,#0F3D7A,#00B4D8);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
}
.apply-step h4{font-size:14px;color:var(--c-ink);margin-bottom:6px;font-weight:600}
.apply-step p{font-size:12.5px;color:var(--c-muted);line-height:1.6}
.apply-form-wrap{
  background:#fff;border-radius:18px;padding:32px;max-width:760px;margin:0 auto;
  box-shadow:0 8px 30px rgba(15,61,122,.08);
}
.apply-form-wrap h2{font-size:20px;color:var(--c-ink);margin-bottom:6px;font-weight:700}
.apply-form-wrap > p{font-size:13px;color:var(--c-muted);margin-bottom:24px}
.apply-form .field{margin-bottom:18px}
.apply-form .field label{display:block;font-size:13px;color:var(--c-text);margin-bottom:7px;font-weight:500}
.apply-form .field label .req{color:#ef4444;margin-left:3px}
.apply-form .field input,.apply-form .field textarea,.apply-form .field select{
  width:100%;padding:11px 14px;border:1.5px solid var(--c-line);border-radius:10px;
  font-size:14px;color:var(--c-ink);font-family:inherit;outline:none;transition:.2s;background:#fff;
}
.apply-form .field input:focus,.apply-form .field textarea:focus,.apply-form .field select:focus{
  border-color:var(--c-primary-2);box-shadow:0 0 0 3px rgba(30,95,191,.12);
}
.apply-form .field textarea{resize:vertical;min-height:80px}
.apply-form .field .hint{font-size:12px;color:var(--c-muted);margin-top:5px}
.apply-form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.apply-form .check-row{display:flex;align-items:flex-start;gap:8px;font-size:13px;color:var(--c-text);margin:20px 0}
.apply-form .check-row input{width:16px;height:16px;accent-color:var(--c-primary-2);margin-top:3px}
.apply-form .check-row a{color:var(--c-primary-2)}

/* ===== 协议页 ===== */
.agreement-page{padding:40px 0 60px;background:#fff;min-height:60vh}
.agreement-wrap{max-width:840px;margin:0 auto;padding:0 24px}
.agreement-wrap h1{font-size:26px;color:var(--c-ink);text-align:center;margin-bottom:8px;font-weight:700}
.agreement-wrap .update-time{text-align:center;font-size:12.5px;color:var(--c-muted);margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid var(--c-line)}
.agreement-wrap h2{font-size:17px;color:var(--c-ink);margin:24px 0 12px;font-weight:700;padding-left:10px;border-left:3px solid var(--c-primary-2)}
.agreement-wrap h3{font-size:15px;color:var(--c-primary);margin:18px 0 8px;font-weight:600}
.agreement-wrap p{font-size:14px;color:var(--c-text);line-height:1.95;margin-bottom:12px;text-indent:2em}
.agreement-wrap ul{margin:8px 0 16px 2em}
.agreement-wrap li{font-size:14px;color:var(--c-text);line-height:1.95;margin-bottom:6px}
.agreement-wrap .strong{color:var(--c-primary);font-weight:600}
.agreement-toc{
  background:var(--c-bg-2);border-radius:12px;padding:18px 22px;margin-bottom:24px;
}
.agreement-toc h4{font-size:13px;color:var(--c-muted);margin-bottom:10px;font-weight:600}
.agreement-toc ul{margin:0;list-style:none}
.agreement-toc li{margin-bottom:6px}
.agreement-toc a{font-size:13.5px;color:var(--c-primary-2)}

/* ===== 增强商品详情页 ===== */
.detail-breadcrumb{font-size:13px;color:var(--c-muted);margin-bottom:16px}
.detail-breadcrumb a{color:var(--c-primary-2)}
.detail-breadcrumb span{margin:0 6px}
.detail-grid{
  display:grid;grid-template-columns:480px 1fr;gap:32px;margin-bottom:40px;
}
.detail-img-box{
  position:relative;border-radius:14px;overflow:hidden;
  background:#fff;box-shadow:0 8px 22px rgba(15,61,122,.08);
}
.detail-img-box img{width:100%;display:block;aspect-ratio:1;object-fit:cover}
.detail-img-badge{
  position:absolute;top:14px;left:14px;
  background:rgba(239,68,68,.95);color:#fff;
  padding:5px 12px;border-radius:7px;font-size:12.5px;font-weight:600;
}
.detail-info h1{font-size:22px;color:var(--c-ink);margin-bottom:10px;font-weight:700;line-height:1.4}
.detail-tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:14px}
.detail-tag{
  font-size:11.5px;padding:3px 9px;border-radius:5px;
  background:rgba(30,95,191,.08);color:var(--c-primary-2);font-weight:500;
}
.detail-summary{font-size:14px;color:var(--c-text);line-height:1.8;margin-bottom:18px;padding:14px;background:var(--c-bg-2);border-radius:10px}
.detail-price-row{
  background:linear-gradient(135deg,#0F3D7A 0%,#1E5FBF 100%);
  color:#fff;padding:22px;border-radius:14px;margin-bottom:18px;
}
.detail-price-row .dpr-now{font-size:14px;opacity:.9;margin-bottom:5px}
.detail-price-row .dpr-now b{font-size:32px;font-weight:800;letter-spacing:.5px}
.detail-price-row .dpr-orig{font-size:13px;opacity:.7;text-decoration:line-through;margin-left:14px}
.detail-price-row .dpr-meta{display:flex;gap:20px;margin-top:10px;font-size:12.5px;opacity:.9}
.detail-merchant-card{
  display:flex;align-items:center;gap:14px;
  padding:14px;border:1px solid var(--c-line);border-radius:11px;margin-bottom:18px;
}
.dmc-logo{
  width:48px;height:48px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;color:#fff;flex-shrink:0;
}
.dmc-info{flex:1}
.dmc-info h4{font-size:14px;color:var(--c-ink);font-weight:600;margin-bottom:3px}
.dmc-info .dmc-meta{font-size:12px;color:var(--c-muted)}
.dmc-info .dmc-meta .verified{color:#10b981;font-weight:500}
.dmc-action a{font-size:12.5px;color:var(--c-primary-2);padding:6px 12px;border:1px solid var(--c-primary-2);border-radius:7px}
.detail-specs-table{
  width:100%;border-collapse:collapse;margin-top:8px;
}
.detail-specs-table th,.detail-specs-table td{
  padding:11px 14px;font-size:13.5px;text-align:left;
  border-bottom:1px solid var(--c-line);
}
.detail-specs-table th{
  width:130px;color:var(--c-muted);font-weight:500;background:var(--c-bg-2);
}
.detail-specs-table td{color:var(--c-ink)}
.detail-highlights{
  background:var(--c-bg-2);border-radius:12px;padding:18px 22px;margin-bottom:18px;
}
.detail-highlights h4{font-size:14px;color:var(--c-ink);margin-bottom:12px;font-weight:700}
.detail-highlights ul{list-style:none;padding:0}
.detail-highlights li{
  font-size:13.5px;color:var(--c-text);padding:6px 0 6px 22px;position:relative;line-height:1.7;
}
.detail-highlights li::before{
  content:"✓";position:absolute;left:0;top:6px;
  color:#10b981;font-weight:700;font-size:14px;
}
.detail-qty-row{display:flex;align-items:center;gap:14px;margin:18px 0}
.detail-qty-row label{font-size:13px;color:var(--c-muted)}
.detail-qty-ctrl{display:flex;align-items:center;border:1px solid var(--c-line);border-radius:9px;overflow:hidden}
.detail-qty-ctrl button{width:36px;height:36px;border:none;background:var(--c-bg-2);cursor:pointer;font-size:16px;color:var(--c-text)}
.detail-qty-ctrl button:hover{background:var(--c-primary-2);color:#fff}
.detail-qty-ctrl input{width:60px;height:36px;border:none;text-align:center;font-size:14px;outline:none}
.detail-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-fav{
  width:48px;height:48px;border-radius:12px;
  border:1.5px solid var(--c-line);background:#fff;
  font-size:20px;cursor:pointer;transition:.2s;
  display:flex;align-items:center;justify-content:center;
}
.btn-fav:hover{border-color:#ef4444;color:#ef4444}
.btn-fav.active{background:#ef4444;color:#fff;border-color:#ef4444}
.detail-section{margin-top:30px;padding-top:24px;border-top:1px solid var(--c-line)}
.detail-section h3{font-size:17px;color:var(--c-ink);margin-bottom:14px;font-weight:700;padding-left:10px;border-left:3px solid var(--c-primary-2)}
.detail-desc{font-size:14px;color:var(--c-text);line-height:1.95}
.detail-desc p{margin-bottom:12px;text-indent:2em}

/* ===== Toast 增强 ===== */
.toast{
  position:fixed;left:50%;bottom:60px;transform:translateX(-50%) translateY(20px);
  background:rgba(15,26,43,.92);color:#fff;padding:12px 22px;border-radius:10px;
  font-size:14px;z-index:9999;opacity:0;pointer-events:none;
  transition:all .3s;backdrop-filter:blur(8px);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== 移动端适配 ===== */
@media (max-width:768px){
  .user-state{padding-left:8px;margin-left:0}
  .user-name-sm{display:none}
  .nav-link-sm{font-size:12px}
  .auth-card{padding:32px 22px 22px}
  .auth-title{font-size:21px}
  .profile-grid{grid-template-columns:1fr}
  .profile-side{position:static;display:flex;overflow-x:auto;padding:8px}
  .profile-nav-item{white-space:nowrap;padding:9px 12px}
  .ph-stats{gap:18px}
  .ph-stat .n{font-size:20px}
  .apply-steps{grid-template-columns:1fr 1fr}
  .apply-form-row{grid-template-columns:1fr}
  .detail-grid{grid-template-columns:1fr}
  .detail-specs-table th{width:100px}
  .merchant-card{grid-template-columns:48px 1fr;gap:12px}
  .merchant-action{grid-column:1/-1}
  .merchant-action a{display:block;text-align:center}
  .orders-tab{padding:9px 14px;font-size:13px}
  .order-item{grid-template-columns:50px 1fr;gap:10px}
  .order-item .oi-price{grid-column:2;text-align:left}
}