:root {
  --bg: #f0f2f5;
  --sidebar-bg: #1a2035;
  --sidebar-text: #a8b3cf;
  --sidebar-active: #fff;
  --sidebar-active-bg: #3b5bdb;
  --card-bg: #fff;
  --border: #e5e7eb;
  --text: #1f2937;
  --text2: #6b7280;
  --primary: #3b5bdb;
  --green: #10b981;
  --red: #ef4444;
  --orange: #f59e0b;
  --purple: #8b5cf6;
  --radius: 10px;
  --shadow: 0 1px 4px rgba(0,0,0,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);display:flex;height:100vh;overflow:hidden}

/* Sidebar */
#sidebar{width:220px;min-width:220px;background:var(--sidebar-bg);display:flex;flex-direction:column;padding:0 0 16px}
.logo{padding:24px 20px 20px;font-size:15px;font-weight:700;color:#fff;border-bottom:1px solid rgba(255,255,255,.08);line-height:1.4}
.logo small{display:block;font-size:11px;font-weight:400;color:var(--sidebar-text);margin-top:3px}
nav{flex:1;padding:12px 0;overflow-y:auto}
nav a{display:flex;align-items:center;gap:10px;padding:10px 20px;color:var(--sidebar-text);text-decoration:none;font-size:13.5px;cursor:pointer;transition:all .15s}
nav a:hover{color:#fff;background:rgba(255,255,255,.06)}
nav a.active{color:var(--sidebar-active);background:var(--sidebar-active-bg);border-radius:0 8px 8px 0;margin-right:12px}
nav a .icon{font-size:16px;width:20px;text-align:center}
.sidebar-footer{padding:0 16px;font-size:11px;color:var(--sidebar-text);opacity:.5}

/* Main */
#main{flex:1;overflow-y:auto;padding:24px}
.page{display:none}
.page.active{display:block}
h1{font-size:22px;font-weight:700;margin-bottom:6px}
.subtitle{color:var(--text2);font-size:13px;margin-bottom:20px}

/* Cards */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;margin-bottom:20px}
.kpi{background:var(--card-bg);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.kpi-label{font-size:12px;color:var(--text2);margin-bottom:8px}
.kpi-val{font-size:24px;font-weight:700}
.kpi-sub{font-size:11px;color:var(--text2);margin-top:4px}
.kpi.green .kpi-val{color:var(--green)}
.kpi.red .kpi-val{color:var(--red)}
.kpi.blue .kpi-val{color:var(--primary)}
.kpi.orange .kpi-val{color:var(--orange)}

.card{background:var(--card-bg);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-bottom:16px}
.card-title{font-size:14px;font-weight:600;margin-bottom:14px;color:var(--text)}
.pe-lb{display:block;font-size:12px;color:var(--text2);margin-bottom:3px}
.pe-in{width:100%;padding:7px 9px;border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--text1);font-size:13px;box-sizing:border-box}
.be-cell{width:100%;padding:5px 6px;border:1px solid var(--border);border-radius:4px;background:var(--bg);color:var(--text1);font-size:12px;box-sizing:border-box}
.chart-wrap{position:relative;height:280px}

/* Table */
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th{background:#f8fafc;padding:9px 12px;text-align:left;font-weight:600;color:var(--text2);border-bottom:2px solid var(--border);white-space:nowrap}
td{padding:9px 12px;border-bottom:1px solid var(--border);white-space:nowrap}
tr:hover td{background:#f8faff}
/* 营运人店铺销售页表格 */
#page-opsales .tbl-wrap table{table-layout:fixed}
#page-opsales th,#page-opsales td{padding:7px 10px;overflow:hidden;text-overflow:ellipsis;font-variant-numeric:tabular-nums}
#page-opsales td.opn{font-weight:600}
#page-opsales .opsub{color:var(--text2);font-size:10.5px;display:block;line-height:1.25;font-weight:400}
#page-opsales .opsrc{color:var(--text2);font-size:11px;font-weight:400}
#page-opsales tr.opsales-store td{background:rgba(37,99,235,.035);font-size:12px}
#page-opsales tr.opsales-store:hover td{background:rgba(37,99,235,.07)}
#page-opsales tr.oprow{cursor:pointer}
#page-opsales tr.oprow:hover td{background:#eef2ff}
#page-opsales tr.oprow td:first-child{border-left:3px solid transparent}
#page-opsales tr.oprow.open td:first-child{border-left-color:var(--primary)}
#page-opsales td:last-child .tag{padding:1px 5px;font-size:10px;margin:0 1px}
#page-opsales th{padding:7px 8px}
.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600}
.tag-green{background:#d1fae5;color:#065f46}
.tag-red{background:#fee2e2;color:#991b1b}
.tag-blue{background:#dbeafe;color:#1e40af}
.tag-orange{background:#fef3c7;color:#92400e}

/* Upload */
.upload-box{border:2px dashed var(--border);border-radius:var(--radius);padding:40px;text-align:center;cursor:pointer;transition:all .2s;background:var(--card-bg)}
.upload-box:hover,.upload-box.drag{border-color:var(--primary);background:#eef2ff}
.upload-box .u-icon{font-size:40px;margin-bottom:12px}
.upload-box p{color:var(--text2);font-size:14px}
.upload-box strong{color:var(--primary)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;border:none;transition:all .15s}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:#2f4ac0}
.btn-outline{background:#fff;color:var(--primary);border:1.5px solid var(--primary)}
.btn-outline:hover{background:#eef2ff}
.btn-sm{padding:5px 12px;font-size:12px}
/* ── 多选下拉 ── */
.ms-wrap{position:relative;display:inline-block}
.ms-btn{padding:7px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:var(--bg);color:var(--text1);cursor:pointer;white-space:nowrap;min-width:120px;text-align:left}
.ms-btn.active{border-color:var(--primary);color:var(--primary)}
.ms-dd{position:absolute;top:calc(100% + 4px);left:0;min-width:160px;max-height:260px;overflow-y:auto;background:var(--card-bg);border:1px solid var(--border);border-radius:8px;box-shadow:0 4px 16px rgba(0,0,0,.12);z-index:500;padding:4px 0}
.ms-dd label{display:flex;align-items:center;gap:7px;padding:6px 12px;font-size:13px;cursor:pointer;color:var(--text1);white-space:nowrap}
.ms-dd label:hover{background:var(--bg)}
.rate-inp{width:76px;padding:2px 6px;border:1px solid transparent;border-radius:4px;background:transparent;color:var(--text1);font-size:12px;font-weight:600;text-align:right;cursor:text;transition:border-color .15s,background .15s}
.rate-inp:hover{border-color:var(--border);background:var(--bg)}
.rate-inp:focus{border-color:var(--primary);background:var(--bg);outline:none}
.rate-inp.empty{color:var(--orange);font-weight:400}
.rate-inp.empty::placeholder{color:var(--orange)}
.ms-dd .ms-head{padding:6px 12px 4px;border-bottom:1px solid var(--border);margin-bottom:2px}
.btn-group{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}

/* Form */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-row{display:flex;flex-direction:column;gap:4px}
.form-row label{font-size:12px;font-weight:600;color:var(--text2)}
.form-row input,.form-row select{padding:8px 10px;border:1.5px solid var(--border);border-radius:6px;font-size:13px;outline:none;transition:border .15s}
.form-row input:focus,.form-row select:focus{border-color:var(--primary)}

/* Modal */
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:1000;align-items:center;justify-content:center}
.overlay.show{display:flex}
.modal{background:#fff;border-radius:14px;padding:28px;width:600px;max-height:85vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.2)}
.modal h2{font-size:17px;margin-bottom:18px}
.modal-footer{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}

.warn{color:var(--orange)}
.danger{color:var(--red)}

.period-badge{display:inline-block;background:#eef2ff;color:var(--primary);font-size:12px;padding:3px 10px;border-radius:20px;margin-left:10px;font-weight:500}

#import-status{font-size:13px;padding:10px 14px;border-radius:8px;margin-top:12px;display:none}
#import-status.ok{background:#d1fae5;color:#065f46;display:block}
#import-status.err{background:#fee2e2;color:#991b1b;display:block}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:900px){.two-col{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}}