/* PO 关联查询系统 - 简洁样式 */
:root{
  --bg:#f5f6f8; --card:#fff; --line:#e4e7ec; --line2:#eef0f3;
  --text:#1f2430; --dim:#8b93a3; --brand:#2f6df6; --brand-d:#1f56d0;
  --ok:#12a150; --warn:#c47f00; --warnbg:#fff8e6;
  --head:#fafbfc;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text);
  font:14px/1.55 -apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- 登录 ---------- */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#eef1f6}
.login-card{
  background:var(--card);padding:38px 36px;border-radius:12px;width:352px;
  box-shadow:0 6px 28px rgba(20,30,60,.10);border:1px solid var(--line);
}
.login-card h1{margin:0 0 4px;font-size:20px;letter-spacing:.3px}
.login-card .sub{margin:0 0 22px;color:var(--dim);font-size:13px}
.login-card label{display:block;font-size:12px;color:var(--dim);margin:14px 0 6px}
.login-card input{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:7px;
  font-size:14px;outline:none;background:#fcfcfd;transition:.15s;
}
.login-card input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(47,109,246,.10)}
.login-card button{
  width:100%;margin-top:22px;padding:11px;border:0;border-radius:7px;
  background:var(--brand);color:#fff;font-size:15px;font-weight:600;cursor:pointer;transition:.15s;
}
.login-card button:hover{background:var(--brand-d)}
.err{background:#fdecec;color:#c0392b;padding:9px 12px;border-radius:7px;font-size:13px;margin-bottom:6px}

/* ---------- 顶栏 ---------- */
.topbar{
  display:flex;align-items:center;gap:12px;height:54px;padding:0 22px;
  background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;
}
.brand{font-weight:700;font-size:15px;letter-spacing:.2px}
.brand .home{color:var(--text)}
.spacer{flex:1}
.user{color:var(--dim);font-size:13px}
.btn-ghost{
  padding:5px 11px;border:1px solid var(--line);border-radius:6px;
  color:var(--dim);font-size:13px;background:#fff;
}
.btn-ghost:hover{border-color:#cfd5e0;color:var(--text);text-decoration:none}

.wrap{max-width:1360px;margin:0 auto;padding:22px}

/* ---------- 搜索 ---------- */
.searchbar{display:flex;gap:9px;margin-bottom:16px}
.searchbar input{
  flex:1;padding:11px 15px;border:1px solid var(--line);border-radius:8px;
  font-size:14px;outline:none;background:#fff;transition:.15s;
}
.searchbar input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,109,246,.10)}
.searchbar button{
  padding:0 26px;border:0;border-radius:8px;background:var(--brand);
  color:#fff;font-size:14px;font-weight:600;cursor:pointer;
}
.searchbar button:hover{background:var(--brand-d)}

/* ---------- Tabs ---------- */
.tabs{display:flex;gap:5px;margin-bottom:14px;flex-wrap:wrap}
.tab{
  padding:6px 15px;border-radius:16px;font-size:13px;color:var(--dim);
  background:#fff;border:1px solid var(--line);
}
.tab:hover{text-decoration:none;color:var(--text);border-color:#cfd5e0}
.tab.on{background:var(--brand);color:#fff;border-color:var(--brand);font-weight:600}

.meta{color:var(--dim);font-size:13px;margin-bottom:10px}
.meta b{color:var(--text)}

/* ---------- 表格 ---------- */
.tablebox{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:auto}
table.grid{width:100%;border-collapse:collapse;font-size:13.5px}
table.grid thead th{
  background:var(--head);text-align:left;font-weight:600;color:#4a5262;
  padding:10px 12px;border-bottom:1px solid var(--line);white-space:nowrap;
  position:sticky;top:0;font-size:12.5px;
}
table.grid td{padding:9px 12px;border-bottom:1px solid var(--line2);vertical-align:top}
table.grid tbody tr:hover{background:#f8fafd}
table.grid tbody tr:last-child td{border-bottom:0}
.num{text-align:right;font-variant-numeric:tabular-nums}
.nowrap{white-space:nowrap}
.usd{font-size:10px;color:var(--dim);font-weight:400}
.dim{color:var(--dim)}
.link{font-weight:500}
.empty{text-align:center;color:var(--dim);padding:38px 0}
.btn{
  display:inline-block;padding:4px 12px;border:1px solid var(--line);border-radius:6px;
  font-size:12.5px;color:var(--text);background:#fff;cursor:pointer;
}
.btn:hover{border-color:var(--brand);color:var(--brand);text-decoration:none}
.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand);font-weight:600}
.btn.primary:hover{background:var(--brand-d);color:#fff}
.btn:disabled{opacity:.65;cursor:default}
.pager{display:flex;gap:12px;align-items:center;justify-content:center;margin:18px 0}

/* ---------- 详情 ---------- */
.detail-head{margin-bottom:16px}
.detail-head h1{margin:0 0 9px;font-size:21px;letter-spacing:.2px}
.badges{display:flex;gap:7px;flex-wrap:wrap}
.badge{
  padding:3px 11px;border-radius:14px;background:#eef1f6;color:#4a5262;
  font-size:12.5px;border:1px solid var(--line);
}
.badge.b-po{background:#e8f0ff;color:var(--brand-d);border-color:#cddffd;font-weight:600}

.detail-grid{display:grid;grid-template-columns:310px 1fr;gap:18px;align-items:start}
@media (max-width:980px){.detail-grid{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px}
.imgbox{
  background:#fbfcfd;border:1px solid var(--line2);border-radius:8px;
  height:262px;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-bottom:14px;
}
.imgbox img{max-width:100%;max-height:100%;object-fit:contain}
.empty-img{color:var(--dim);font-size:13px}

table.kv{width:100%;border-collapse:collapse;font-size:13px}
table.kv th{
  text-align:left;color:var(--dim);font-weight:400;padding:6px 0;
  width:78px;vertical-align:top;white-space:nowrap;
}
table.kv td{padding:6px 0;word-break:break-word}
table.kv .fabric{font-size:12.5px;color:#4a5262}
table.kv .note{color:var(--warn)}

.right-col{display:flex;flex-direction:column;gap:12px}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.stat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px}
.stat.hi{background:#f6f9ff;border-color:#d6e4ff}
.stat-label{color:var(--dim);font-size:12px;margin-bottom:5px}
.stat-value{font-size:22px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.2px}
.stat-value .dim{font-size:13px;font-weight:400}

.src{font-size:12.5px;color:var(--dim);padding:0 2px}
.src.warn{background:var(--warnbg);color:var(--warn);padding:9px 13px;border-radius:8px;border:1px solid #f2e2b8}

.sizehead{display:flex;align-items:center;gap:14px;margin-top:6px}
.sizehead h2{margin:0;font-size:15px}
.sizebtns{display:flex;gap:8px;margin-left:auto;flex-wrap:wrap}
.hint{font-size:12px;color:var(--dim);margin-bottom:9px}
.sizetable td{font-variant-numeric:tabular-nums}