:root{
  color-scheme:light;
  --bg:#f4f5f7; --surface:#ffffff; --surface2:#f8f9fb; --line:#e3e5ea; --line2:#eef0f3;
  --ink:#16181d; --ink2:#4f5562; --ink3:#868c98;
  --brand:#1f3c88; --brand2:#2a78d6; --brandSoft:#e8f0fc;
  --s1:#2a78d6; --s2:#eb6834; --s3:#1baf7a;
  --good:#0f7b3f; --goodBg:#e3f5ea; --warn:#9a6200; --warnBg:#fff3d6; --bad:#b42318; --badBg:#fde8e7; --info:#1f5fb8; --infoBg:#e6effc;
  --heat:42,120,214;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  color-scheme:dark;
  --bg:#111214; --surface:#1a1b1e; --surface2:#202226; --line:#2e3036; --line2:#26282d;
  --ink:#eeeff1; --ink2:#b4b8c1; --ink3:#80858f;
  --brand:#8fb3ff; --brand2:#3987e5; --brandSoft:#1d2a44;
  --s1:#3987e5; --s2:#d95926; --s3:#199e70;
  --good:#5fd08f; --goodBg:#16301f; --warn:#f0b85a; --warnBg:#352a12; --bad:#ff8b80; --badBg:#3a1a18; --info:#8fb3ff; --infoBg:#1b2740;
  --heat:57,135,229; --shadow:none;
}}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans",Arial,sans-serif}
.hidden{display:none!important}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--brand2)}
.top{display:flex;align-items:center;gap:16px;padding:10px 20px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand b{display:block;font-size:15px}
.brand small{display:block;font-size:11px;color:var(--ink3)}
.logo{width:30px;height:30px;border-radius:8px;background:var(--brand);flex:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Cpath d='M8 22V14M14 22V9M20 22V17M26 22V12' stroke='white' stroke-width='3' stroke-linecap='round'/%3E%3C/svg%3E");background-size:cover}
.search{flex:1;max-width:340px;margin-left:auto}
.search input{width:100%;padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface2)}
.topbtns{display:flex;gap:8px}
.btn{border:1px solid var(--brand2);background:var(--brand2);color:#fff;border-radius:8px;padding:7px 14px;cursor:pointer;font-weight:600;white-space:nowrap}
.btn:hover{filter:brightness(1.07)}
.btn.ghost{background:transparent;color:var(--brand2)}
.btn.small{padding:4px 10px;font-size:12px}
.btn.danger{background:var(--bad);border-color:var(--bad)}
.btn:disabled{opacity:.5;cursor:default}
.nav{display:flex;gap:2px;padding:0 16px;background:var(--surface);border-bottom:1px solid var(--line);overflow-x:auto;position:sticky;top:51px;z-index:19}
.nav a{padding:11px 14px;color:var(--ink2);text-decoration:none;font-weight:600;border-bottom:2px solid transparent;white-space:nowrap}
.nav a.on{color:var(--brand2);border-bottom-color:var(--brand2)}
.page{padding:20px;max-width:1500px;margin:0 auto}
h1{font-size:20px;margin:0 0 4px}
h2{font-size:16px;margin:24px 0 10px}
.sub{color:var(--ink3);margin:0 0 16px;font-size:13px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow);margin-bottom:16px}
.card h2{margin-top:0}
.row{display:flex;gap:16px;flex-wrap:wrap}
.row>.card{flex:1 1 420px;min-width:0}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;margin-bottom:16px}
.filters label{display:flex;flex-direction:column;font-size:11px;font-weight:600;color:var(--ink3);gap:3px;text-transform:uppercase;letter-spacing:.03em}
.filters select,.filters input,.inp{padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:var(--surface);min-width:120px;text-transform:none;font-size:14px;font-weight:400;color:var(--ink)}
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;box-shadow:var(--shadow)}
.kpi .l{font-size:12px;color:var(--ink3);font-weight:600}
.kpi .v{font-size:22px;font-weight:700;margin-top:2px;font-variant-numeric:tabular-nums}
.kpi .d{font-size:12px;color:var(--ink2)}
.kpi.good .v{color:var(--good)} .kpi.bad .v{color:var(--bad)}
.alerts{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.alert{padding:10px 14px;border-radius:10px;border:1px solid transparent;font-size:13px;display:flex;gap:10px;align-items:flex-start}
.alert b{white-space:nowrap}
.alert.warn{background:var(--warnBg);color:var(--warn)}
.alert.bad{background:var(--badBg);color:var(--bad)}
.alert.info{background:var(--infoBg);color:var(--info)}
.alert a{color:inherit;font-weight:700}
.tblwrap{overflow:auto;border:1px solid var(--line);border-radius:10px;max-height:70vh;background:var(--surface)}
.tbar{display:flex;gap:10px;align-items:center;margin-bottom:8px;flex-wrap:wrap}
.tbar .cnt{color:var(--ink3);font-size:12px;margin-right:auto}
.tbar input{padding:6px 10px;border:1px solid var(--line);border-radius:8px;background:var(--surface);min-width:200px}
table.t{border-collapse:separate;border-spacing:0;width:100%;font-size:13px;font-variant-numeric:tabular-nums}
.t th{position:sticky;top:0;background:var(--surface2);color:var(--ink2);font-weight:700;text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap;cursor:pointer;user-select:none;z-index:2;font-size:12px}
.t th.n,.t td.n{text-align:right}
.t th .ar{color:var(--brand2)}
.t td{padding:6px 10px;border-bottom:1px solid var(--line2);white-space:nowrap;max-width:360px;overflow:hidden;text-overflow:ellipsis}
.t tbody tr:hover td{background:var(--brandSoft)}
.t tfoot td{position:sticky;bottom:0;background:var(--surface2);font-weight:700;border-top:1px solid var(--line)}
.t td.first,.t th.first{position:sticky;left:0;background:var(--surface);z-index:1}
.t th.first{z-index:3;background:var(--surface2)}
.t tfoot td.first{background:var(--surface2)}
.neg{color:var(--bad)}
.pos{color:var(--good)}
.muted{color:var(--ink3)}
.more{margin-top:8px;text-align:center}
.pill{display:inline-block;padding:2px 8px;border-radius:99px;font-size:11px;font-weight:700}
.pill.good{background:var(--goodBg);color:var(--good)} .pill.bad{background:var(--badBg);color:var(--bad)} .pill.warn{background:var(--warnBg);color:var(--warn)} .pill.info{background:var(--infoBg);color:var(--info)} .pill.gray{background:var(--line2);color:var(--ink2)}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.chip{border:1px solid var(--line);background:var(--surface);border-radius:99px;padding:5px 12px;cursor:pointer;font-size:12px;font-weight:600;color:var(--ink2)}
.chip.on{background:var(--brand2);border-color:var(--brand2);color:#fff}
.chip span{opacity:.75;margin-left:4px}
.tabs{display:flex;gap:4px;margin-bottom:14px;border-bottom:1px solid var(--line)}
.tabs button{border:0;background:none;padding:8px 14px;cursor:pointer;font-weight:600;color:var(--ink2);border-bottom:2px solid transparent}
.tabs button.on{color:var(--brand2);border-bottom-color:var(--brand2)}
.chartbox{position:relative;height:300px}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--ink2);margin-bottom:6px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}
.drop{border:2px dashed var(--line);border-radius:12px;padding:30px;text-align:center;background:var(--surface2);cursor:pointer;transition:.15s}
.drop.over{border-color:var(--brand2);background:var(--brandSoft)}
.drop b{font-size:16px}
.cellinp{width:100px;padding:4px 6px;border:1px solid var(--line);border-radius:6px;background:var(--surface);text-align:right}
.cellinp.wide{width:220px;text-align:left}
.cellinp.miss{border-color:var(--warn);background:var(--warnBg)}
.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}
.auth .card{width:100%;max-width:380px}
.auth input{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;margin:8px 0;background:var(--surface2)}
.auth .err{color:var(--bad);font-size:13px;min-height:18px}
.modal{position:fixed;inset:0;background:rgba(10,12,16,.45);z-index:50;display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow:auto}
.modal-box{background:var(--surface);border-radius:14px;max-width:1100px;width:100%;padding:20px;position:relative}
.modal-x{position:absolute;right:12px;top:10px;border:0;background:none;font-size:18px;cursor:pointer;color:var(--ink3)}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--surface);padding:10px 18px;border-radius:10px;z-index:60;font-weight:600;box-shadow:0 4px 16px rgba(0,0,0,.2);max-width:90vw}
.grid2{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px 20px;font-size:13px}
.grid2 div span{color:var(--ink3);display:block;font-size:11px;font-weight:600;text-transform:uppercase}
.help{font-size:12px;color:var(--ink3)}
.steps{margin:0;padding-left:20px;color:var(--ink2);font-size:13px}
.steps li{margin:3px 0}
@media (max-width:720px){
  .top{flex-wrap:wrap;padding:10px 16px}
  .search{order:3;max-width:none;flex-basis:100%}
  .nav{top:0;position:relative}
  .page{padding:16px}
  .kpi .v{font-size:18px}
  .topbtns .btn{padding:6px 10px}
}
/* Excel-style column filters */
.thw{display:inline-flex;align-items:center;gap:4px}
.t th.n .thw{flex-direction:row-reverse}
.tht{cursor:pointer}
.fbtn{border:1px solid var(--line);background:var(--surface);color:var(--ink3);border-radius:4px;width:18px;height:18px;line-height:14px;font-size:11px;padding:0;cursor:pointer;flex:none}
.fbtn:hover{border-color:var(--brand2);color:var(--brand2)}
.fbtn.on{background:var(--brand2);border-color:var(--brand2);color:#fff}
.t th{cursor:default}
.fpop{position:absolute;z-index:70;background:var(--surface);border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 28px rgba(0,0,0,.18);width:280px;padding:8px;font-size:13px;color:var(--ink)}
.fpop .fs{display:block;width:100%;text-align:left;border:0;background:none;padding:6px 8px;border-radius:6px;cursor:pointer}
.fpop .fs:hover{background:var(--brandSoft)}
.fsep{border-top:1px solid var(--line);margin:6px 0}
.fpop input.fq,.fpop input.ftxt,.frange input{width:100%;padding:6px 8px;border:1px solid var(--line);border-radius:6px;background:var(--surface2);margin-bottom:6px}
.frange{display:flex;gap:6px}
.flist{max-height:240px;overflow:auto;border:1px solid var(--line2);border-radius:6px;padding:4px}
.flist label{display:flex;align-items:center;gap:6px;padding:3px 4px;cursor:pointer;white-space:nowrap}
.flist label span{flex:1;overflow:hidden;text-overflow:ellipsis}
.flist label em{font-style:normal;color:var(--ink3);font-size:11px}
.flist label:hover{background:var(--brandSoft);border-radius:4px}
.flist .fall{font-weight:700;border-bottom:1px solid var(--line2);margin-bottom:2px}
.fbtns{display:flex;gap:6px;justify-content:flex-end;margin-top:8px}
.factive .chip{margin:0}
/* column chooser & drag */
.t thead th[draggable=true]{cursor:grab}
.t thead th.dragging{opacity:.4}
.t thead th.dropon{box-shadow:inset 3px 0 0 var(--brand2)}
.cpop{width:300px}
.ctitle{font-weight:700;margin:2px 4px 8px;display:flex;justify-content:space-between;align-items:center}
.clist{max-height:360px}
.crow{display:flex;align-items:center;gap:4px}
.crow label{flex:1;min-width:0}
.cmv{border:1px solid var(--line);background:var(--surface);border-radius:4px;width:24px;height:22px;cursor:pointer;color:var(--ink2);padding:0}
.cmv:disabled{opacity:.3;cursor:default}
.cmv:hover:not(:disabled){border-color:var(--brand2);color:var(--brand2)}