/* ============================================================
   多店铺出货与库存统计 —— 样式
   ============================================================ */
:root{
  --c-bg:#f2f4f7; --c-panel:#ffffff; --c-line:#e3e8ef; --c-text:#1f2937;
  --c-sub:#6b7280; --c-blue:#2f6fed; --c-blue-l:#eaf1ff; --c-green:#12a150;
  --c-green-l:#e8f8ee; --c-amber:#c47f00; --c-amber-l:#fff7e6; --c-red:#d92d20;
  --c-red-l:#fdecea; --c-gray-l:#f6f7f9;
  --radius:10px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.1);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;
  background:var(--c-bg); color:var(--c-text); font-size:14px; line-height:1.5;
  -webkit-text-size-adjust:100%;
}
a{color:var(--c-blue); text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:14px}

/* ---------- 登录 ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:linear-gradient(135deg,#2f6fed,#1b3fa8)}
.login-card{background:#fff;border-radius:14px;box-shadow:0 10px 40px rgba(0,0,0,.2);
  width:100%;max-width:380px;padding:32px 28px}
.login-card h1{font-size:20px;margin:0 0 6px}
.login-card p.sub{color:var(--c-sub);margin:0 0 22px;font-size:13px}
.login-card label{display:block;font-size:13px;color:var(--c-sub);margin:14px 0 6px}
.login-card input{width:100%;padding:11px 12px;border:1px solid var(--c-line);border-radius:8px}
.login-card button{margin-top:22px;width:100%;padding:12px;border:0;border-radius:8px;
  background:var(--c-blue);color:#fff;font-size:15px;font-weight:600;cursor:pointer}
.login-card button:hover{background:#2560d8}
.login-err{background:var(--c-red-l);color:var(--c-red);border-radius:8px;padding:9px 12px;
  font-size:13px;margin-top:14px;display:none}
.login-hint{margin-top:18px;font-size:12px;color:var(--c-sub);text-align:center}

/* ---------- 总体布局 ---------- */
.layout{display:flex;min-height:100vh}
.side{width:196px;background:#11213f;color:#cbd5e1;flex:0 0 196px;display:flex;flex-direction:column}
.brand{padding:16px 14px;font-size:14px;font-weight:700;color:#fff;border-bottom:1px solid #1e3358;
  display:flex;align-items:flex-start;gap:8px;line-height:1.35;word-break:break-all}
.brand small{display:block;font-weight:400;font-size:11px;color:#8fa3c4;margin-top:2px}
.nav{flex:1;padding:8px 0}
.nav a{display:flex;align-items:center;gap:9px;padding:11px 16px;color:#cbd5e1;font-size:14px;
  border-left:3px solid transparent}
.nav a:hover{background:#1a2f55;color:#fff}
.nav a.on{background:#1c3563;color:#fff;border-left-color:var(--c-blue)}
.nav .ico{width:18px;text-align:center}
.side-foot{padding:12px 16px;border-top:1px solid #1e3358;font-size:12px;color:#8fa3c4}
.side-foot a{color:#93b4f5;display:block;margin-top:6px}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:#fff;border-bottom:1px solid var(--c-line);padding:12px 18px;
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;position:sticky;top:0;z-index:20}
.topbar h2{margin:0;font-size:17px;flex:1;min-width:140px}
.topbar .who{font-size:12px;color:var(--c-sub)}
.shop-pick{display:flex;align-items:center;gap:6px}
.shop-pick select{width:auto;min-width:150px;max-width:46vw;padding:7px 10px;font-weight:600}
.shop-pick select.all{background:var(--c-blue-l);border-color:#c3d6fb;color:var(--c-blue)}
.page{padding:16px 18px 32px;flex:1}

/* ---------- 组件 ---------- */
.card{background:var(--c-panel);border:1px solid var(--c-line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:14px 16px;margin-bottom:14px}
.card h3{margin:0 0 12px;font-size:15px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card h3 .sp{flex:1}
.grid{display:grid;gap:12px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.kpi{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:14px;
  box-shadow:var(--shadow)}
.kpi .lab{font-size:12px;color:var(--c-sub);margin-bottom:6px}
.kpi .val{font-size:24px;font-weight:700;letter-spacing:-.5px}
.kpi .val small{font-size:12px;font-weight:400;color:var(--c-sub);margin-left:4px}
.kpi.warn{border-color:#fadfa0;background:var(--c-amber-l)}
.kpi.warn .val{color:var(--c-amber)}
.kpi.bad{border-color:#f5b5b0;background:var(--c-red-l)}
.kpi.bad .val{color:var(--c-red)}
.kpi.ok .val{color:var(--c-green)}

.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border:1px solid var(--c-line);
  background:#fff;border-radius:8px;cursor:pointer;color:var(--c-text);white-space:nowrap}
.btn:hover{background:var(--c-gray-l)}
.btn.pri{background:var(--c-blue);border-color:var(--c-blue);color:#fff;font-weight:600}
.btn.pri:hover{background:#2560d8}
.btn.ok{background:var(--c-green);border-color:var(--c-green);color:#fff;font-weight:600}
.btn.danger{color:var(--c-red);border-color:#f5c2be}
.btn.sm{padding:5px 10px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}

input[type=text],input[type=password],input[type=number],input[type=date],select,textarea{
  padding:8px 10px;border:1px solid var(--c-line);border-radius:8px;background:#fff;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--c-blue-l);border-color:var(--c-blue)}
.fld{display:flex;flex-direction:column;gap:5px}
.fld label{font-size:12px;color:var(--c-sub)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}
.row .fld{min-width:140px}
.num{text-align:center;width:76px;padding:6px 4px}
.num.has{background:var(--c-blue-l);border-color:var(--c-blue);font-weight:600}

table{width:100%;border-collapse:collapse;background:#fff}
th,td{padding:8px 10px;border-bottom:1px solid var(--c-line);text-align:left;vertical-align:middle}
th{background:var(--c-gray-l);font-size:12px;color:var(--c-sub);font-weight:600;white-space:nowrap}
tbody tr:hover{background:#fafbfc}
td.r,th.r{text-align:right}
td.c,th.c{text-align:center}
.tbl-wrap{overflow:auto;border:1px solid var(--c-line);border-radius:var(--radius);background:#fff}
.tbl-wrap table{border:0}
.tbl-wrap th{position:sticky;top:0;z-index:2}

.tag{display:inline-block;padding:1px 8px;border-radius:20px;font-size:12px;line-height:19px;
  border:1px solid transparent;white-space:nowrap}
.tag.ok{background:var(--c-green-l);color:var(--c-green);border-color:#b7e4c9}
.tag.warn{background:var(--c-amber-l);color:var(--c-amber);border-color:#fadfa0}
.tag.urgent{background:#fdecea;color:var(--c-red);border-color:#f5b5b0}
.tag.out{background:var(--c-red);color:#fff}
.tag.nosale{background:var(--c-gray-l);color:var(--c-sub);border-color:var(--c-line)}
.tag.blue{background:var(--c-blue-l);color:var(--c-blue);border-color:#c3d6fb}

.bar{height:8px;background:var(--c-gray-l);border-radius:4px;overflow:hidden;min-width:60px}
.bar i{display:block;height:100%;background:var(--c-green)}
.bar i.warn{background:#e9a900}
.bar i.urgent{background:var(--c-red)}

.muted{color:var(--c-sub)}
.small{font-size:12px}
.empty{padding:26px;text-align:center;color:var(--c-sub)}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:26px;background:#111827;color:#fff;
  padding:10px 18px;border-radius:8px;font-size:14px;z-index:999;opacity:0;transition:opacity .2s;
  pointer-events:none;max-width:90vw}
.toast.on{opacity:.95}
.toast.err{background:var(--c-red)}
.toast.ok{background:var(--c-green)}

.mask{position:fixed;inset:0;background:rgba(17,24,39,.5);display:flex;align-items:center;
  justify-content:center;z-index:100;padding:16px}
.modal{background:#fff;border-radius:12px;width:100%;max-width:620px;max-height:90vh;overflow:auto;
  box-shadow:0 20px 50px rgba(0,0,0,.3)}
.modal .hd{padding:14px 18px;border-bottom:1px solid var(--c-line);display:flex;align-items:center;gap:10px}
.modal .hd h3{margin:0;flex:1;font-size:16px}
.modal .bd{padding:16px 18px}
.modal .ft{padding:12px 18px;border-top:1px solid var(--c-line);display:flex;gap:10px;justify-content:flex-end}
.close{border:0;background:transparent;font-size:20px;cursor:pointer;color:var(--c-sub);line-height:1}

.tabs{display:flex;gap:6px;border-bottom:1px solid var(--c-line);margin-bottom:14px;flex-wrap:wrap}
.tabs button{border:0;background:transparent;padding:9px 14px;cursor:pointer;color:var(--c-sub);
  border-bottom:2px solid transparent;font-size:14px}
.tabs button.on{color:var(--c-blue);border-bottom-color:var(--c-blue);font-weight:600}

.shop-block{margin-bottom:16px}
.shop-block .hd{background:var(--c-blue-l);border:1px solid #c3d6fb;border-bottom:0;
  border-radius:var(--radius) var(--radius) 0 0;padding:9px 14px;font-weight:600;display:flex;
  align-items:center;gap:10px;flex-wrap:wrap}
.shop-block .hd .sp{flex:1}
.shop-block .bd{border:1px solid var(--c-line);border-radius:0 0 var(--radius) var(--radius);background:#fff;overflow:auto}
.tier-line{font-size:12px;color:var(--c-sub);padding-left:4px}
/* 发货规则档位小卡片 */
.tier-card{border:1px solid var(--c-line);border-radius:8px;padding:8px 10px;min-width:210px;flex:1;background:#fff}
.tier-name{white-space:nowrap}

.mini{font-size:12px;color:var(--c-sub);margin-top:2px}
.trend{display:flex;align-items:flex-end;gap:4px;height:90px;padding-top:8px}
.trend .b{flex:1;background:#c3d6fb;border-radius:3px 3px 0 0;position:relative;min-height:3px}
.trend .b.on{background:var(--c-blue)}
.trend .b span{position:absolute;bottom:-18px;left:0;right:0;text-align:center;font-size:10px;color:var(--c-sub)}
.trend .b em{position:absolute;top:-16px;left:0;right:0;text-align:center;font-size:10px;color:var(--c-text);font-style:normal}

.mobile-nav{display:none}
@media (max-width:820px){
  .side{display:none}
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3,.g2{grid-template-columns:1fr}
  .page{padding:12px 12px 78px}
  .topbar{padding:10px 12px}
  .topbar h2{font-size:16px}
  .mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;z-index:50;
    border-top:1px solid var(--c-line);box-shadow:0 -2px 10px rgba(0,0,0,.05)}
  .mobile-nav a{flex:1;text-align:center;padding:8px 2px;font-size:11px;color:var(--c-sub)}
  .mobile-nav a.on{color:var(--c-blue);font-weight:600}
  .mobile-nav a i{display:block;font-size:17px;font-style:normal}
  .num{width:58px}
}
@media print{
  .side,.topbar,.mobile-nav,.no-print{display:none}
  .page{padding:0}
  body{background:#fff}
}