/* 制冷设备品牌初筛工具｜主视觉取自「冷库视界」LOGO（主色 #00349D） */
:root{
  --bg:#f5f7fb; --panel:#ffffff; --line:#e2e7f1; --line-strong:#ccd6e8;
  --ink:#182236; --ink-2:#46536b; --ink-3:#7b879c;
  --brand:#00349d; --brand-2:#1a53c4; --brand-deep:#0a2456; --brand-soft:#e8eefb;
  --ok:#1c7c4a; --ok-bg:#e7f4ec; --warn:#a86400; --warn-bg:#fdf3e0;
  --bad:#b42318; --bad-bg:#fdecea; --info:#155e8f; --info-bg:#e8f2fa;
  --radius:8px; --shadow:0 1px 2px rgba(10,25,60,.06),0 1px 8px rgba(10,25,60,.04);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font:14px/1.6 -apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;}
a{color:var(--brand-2);text-decoration:none}
a:hover{text-decoration:underline}
.layout{display:flex;min-height:100vh}
.sidebar{width:212px;flex:0 0 212px;background:linear-gradient(178deg,#0a2456 0%,#0a2a68 62%,#0c3183 100%);
  color:#dbe6f8;padding:18px 12px;display:flex;flex-direction:column;gap:6px}
.brand{display:flex;gap:10px;align-items:center;padding:4px 6px 14px;border-bottom:1px solid rgba(255,255,255,.14);margin-bottom:8px}
.brand-logo{height:44px;width:auto;flex:1 1 auto;min-width:0;object-fit:contain;object-position:left}
.brand-text{display:none}
.brand-name{font-weight:600;font-size:15px;color:#fff}
.brand-sub{font-size:11px;color:#9db6dd}
nav{display:flex;flex-direction:column;gap:2px;flex:1}
.nav-group{font-size:11px;color:#8aa3cf;margin:14px 8px 4px;letter-spacing:.5px}
.nav-item{display:block;padding:7px 10px;border-radius:6px;color:#d3e0f5;font-size:13px}
.nav-item:hover{background:rgba(26,83,196,.35);text-decoration:none}
.nav-item.active{background:#1a53c4;color:#fff;font-weight:500}
.sidebar-foot{font-size:11px;color:#93a9d2;border-top:1px solid rgba(255,255,255,.14);padding-top:10px;line-height:1.7}
.brand-mark{margin-top:8px;font-size:10.5px;letter-spacing:.4px;color:rgba(255,255,255,.55)}
.main{flex:1;min-width:0;padding:20px 26px 60px}
.topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px}
h1{font-size:20px;margin:0 0 4px;font-weight:650}
.sub{color:var(--ink-3);font-size:12.5px}
.topbar-actions{display:flex;gap:8px;flex-wrap:wrap}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px 18px;margin-bottom:16px}
.card h2{font-size:14px;margin:0 0 12px;font-weight:650;color:var(--ink)}
.card h2 .hint{font-weight:400;font-size:12px;color:var(--ink-3);margin-left:8px}
.grid{display:grid;gap:12px}
.grid-5{grid-template-columns:repeat(5,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:1fr 1fr}
@media(max-width:1100px){.grid-5,.grid-4{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;
  box-shadow:var(--shadow);display:block;color:inherit}
.kpi:hover{border-color:var(--brand-2);text-decoration:none}
.kpi .label{font-size:12px;color:var(--ink-3)}
.kpi .value{font-size:26px;font-weight:650;line-height:1.25;font-variant-numeric:tabular-nums}
.kpi .foot{font-size:11px;color:var(--ink-3)}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:8px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{background:#f7f9fc;color:var(--ink-2);font-weight:600;font-size:12px;white-space:nowrap;
  position:sticky;top:0;z-index:1}
tbody tr:hover{background:#fafcff}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.table-wrap{overflow:auto;max-height:calc(100vh - 260px);border:1px solid var(--line);border-radius:6px}
.muted{color:var(--ink-3)}
.small{font-size:12px}
.tag{display:inline-block;padding:1px 8px;border-radius:10px;font-size:12px;line-height:1.7;
  border:1px solid transparent;white-space:nowrap}
.tag-ok{background:var(--ok-bg);color:var(--ok);border-color:#c4e3d2}
.tag-warn{background:var(--warn-bg);color:var(--warn);border-color:#f2ddb8}
.tag-bad{background:var(--bad-bg);color:var(--bad);border-color:#f6cfc9}
.tag-info{background:var(--info-bg);color:var(--info);border-color:#cfe4f3}
.tag-gray{background:#f1f4f8;color:var(--ink-2);border-color:#e1e7ef}
.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border-radius:6px;border:1px solid var(--line-strong);
  background:#fff;color:var(--ink);font-size:13px;cursor:pointer;font-family:inherit}
.btn:hover{background:#f7f9fc;text-decoration:none}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:#0a2456}
.btn-danger{color:var(--bad);border-color:#f0c8c2}
.btn-sm{padding:3px 9px;font-size:12px}
.btn:disabled{opacity:.5;cursor:not-allowed}
label.field{display:block;margin-bottom:12px}
label.field .lbl{display:block;font-size:12px;color:var(--ink-2);margin-bottom:4px;font-weight:500}
label.field .lbl .req{color:var(--bad);margin-left:2px}
input[type=text],input[type=number],input[type=search],input[type=password],select,textarea{
  width:100%;padding:7px 9px;border:1px solid var(--line-strong);border-radius:6px;font:inherit;
  background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid #cfe0f0;border-color:var(--brand-2)}
textarea{min-height:64px;resize:vertical}
.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0 14px}
.form-grid.two{grid-template-columns:repeat(2,1fr)}
.form-grid .span2{grid-column:span 2}
.form-grid .span3{grid-column:span 3}
@media(max-width:900px){.form-grid,.form-grid.two{grid-template-columns:1fr}.form-grid .span2,.form-grid .span3{grid-column:span 1}}
.section-title{font-size:12px;font-weight:650;color:var(--brand);text-transform:none;
  margin:4px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.note{background:#f8fafc;border:1px solid var(--line);border-left:3px solid var(--brand-2);
  border-radius:4px;padding:9px 12px;font-size:12.5px;color:var(--ink-2)}
.note.warn{background:var(--warn-bg);border-left-color:var(--warn);color:#6d4400}
.note.bad{background:var(--bad-bg);border-left-color:var(--bad);color:#7a1a12}
.note.ok{background:var(--ok-bg);border-left-color:var(--ok);color:#125236}
ul.clean{margin:0;padding-left:18px}
ul.clean li{margin:2px 0}
.score-big{font-size:34px;font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums}
.score-sub{font-size:12px;color:var(--ink-3)}
.kv{display:grid;grid-template-columns:96px 1fr;gap:4px 10px;font-size:13px}
.kv dt{color:var(--ink-3)}
.kv dd{margin:0}
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.toolbar input[type=search]{max-width:240px}
.toolbar select{width:auto;min-width:120px}
.chip{display:inline-block;padding:3px 10px;border-radius:14px;border:1px solid var(--line-strong);
  font-size:12px;color:var(--ink-2);background:#fff}
.chip.active{background:var(--brand-soft);border-color:#b9d3e8;color:var(--brand)}
.chip:hover{text-decoration:none;border-color:var(--brand-2)}
.mono{font-family:ui-monospace,Consolas,"Courier New",monospace;font-size:12px}
.toast{position:fixed;right:20px;bottom:20px;background:#1b2733;color:#fff;padding:10px 16px;
  border-radius:6px;font-size:13px;opacity:0;transform:translateY(6px);transition:.2s;z-index:50;max-width:420px}
.toast.show{opacity:1;transform:none}
.toast.err{background:#8f2018}
dialog{border:1px solid var(--line);border-radius:10px;padding:0;box-shadow:0 8px 40px rgba(16,32,48,.18);max-width:560px;width:92%}
dialog::backdrop{background:rgba(15,32,48,.32)}
.dialog-head{padding:14px 18px;border-bottom:1px solid var(--line);font-weight:600}
.dialog-body{padding:16px 18px;max-height:60vh;overflow:auto}
.dialog-foot{padding:12px 18px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px}
.split{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:16px}
@media(max-width:1100px){.split{grid-template-columns:1fr}}
.explain-row{display:grid;grid-template-columns:150px 64px 1fr;gap:8px;padding:7px 0;border-bottom:1px dashed var(--line);font-size:12.5px}
.explain-row .f{color:var(--ink-3)}
.explain-row .s{font-weight:650;font-variant-numeric:tabular-nums;text-align:right}
.bar{height:6px;background:#eef2f7;border-radius:3px;overflow:hidden}
.bar>i{display:block;height:100%;background:var(--brand-2)}
.empty{padding:34px;text-align:center;color:var(--ink-3);font-size:13px}

/* ---- 总览视觉 ---- */
.kpi{position:relative;overflow:hidden;transition:transform .12s ease,box-shadow .12s ease}
.kpi::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand)}
.kpi:hover{transform:translateY(-1px);box-shadow:0 3px 12px rgba(10,25,60,.12)}
.kpi .value{color:var(--brand-deep)}
.kpi-brand::before{background:linear-gradient(180deg,#00349d,#1a53c4)}
.kpi-info::before{background:linear-gradient(180deg,#155e8f,#3f74d4)}
.kpi-teal::before{background:linear-gradient(180deg,#0e7a72,#1ba398)}
.kpi-deep::before{background:linear-gradient(180deg,#0a2456,#1a53c4)}
.kpi-ok::before{background:linear-gradient(180deg,#1c7c4a,#2aa262)}

.funnel-row{display:grid;grid-template-columns:112px 1fr 118px;gap:10px;align-items:center;padding:5px 0}
.funnel-label{font-size:12.5px;color:var(--ink-2);text-align:right;white-space:nowrap}
.funnel-track{height:16px;background:#f0f3f9;border-radius:4px;overflow:hidden}
.funnel-bar{height:100%;border-radius:4px;min-width:0;transition:width .3s ease}
.funnel-num{font-size:12.5px;font-variant-numeric:tabular-nums;white-space:nowrap}

.donut-wrap{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.donut{width:150px;height:150px;flex:0 0 auto}
.donut-num{font-size:24px;font-weight:700;fill:var(--brand-deep);font-family:inherit}
.donut-label{font-size:10.5px;fill:var(--ink-3);font-family:inherit}
.donut-legend{display:flex;flex-direction:column;gap:8px;flex:1;min-width:180px}
.donut-legend>div{display:flex;align-items:center;gap:8px;font-size:13px}
.donut-legend i{width:11px;height:11px;border-radius:3px;flex:0 0 auto}
.donut-legend b{margin-left:auto;font-variant-numeric:tabular-nums}

.stackbar{display:flex;height:14px;border-radius:4px;overflow:hidden;background:#f0f3f9}
.stackbar i{display:block;height:100%}
.stackbar i:first-child{border-radius:4px 0 0 4px}

/* 上传区（导入页 / 附件） */
.dropzone{border:1.5px dashed var(--line-strong);border-radius:10px;padding:18px;display:flex;gap:12px;
  align-items:center;flex-wrap:wrap;background:#fbfcfe;transition:.15s}
.dropzone.over{border-color:var(--brand);background:var(--brand-soft)}
.file-row{padding:4px 0;border-bottom:1px dashed var(--line);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.file-row:last-child{border-bottom:0}
.att-list{margin-top:10px}
.att-item{display:flex;gap:10px;align-items:center;padding:7px 0;border-bottom:1px solid var(--line);font-size:13px}
.att-item:last-child{border-bottom:0}
.att-item .nm{flex:1;word-break:break-all}
.att-ext{display:inline-block;min-width:42px;text-align:center;font-size:11px;padding:1px 5px;border-radius:4px;
  background:var(--brand-soft);color:var(--brand);font-weight:600;text-transform:uppercase}