:root{
    /* 安危传音 · 设计规范色板（两端共用） */
    --brand:#164782; --brand2:#2f6cad; --care:#F2994A;
    --ink:#333333; --ink2:#666666; --ink3:#999999;
    --bg:#F5F7FA; --line:#E5E7EB; --card:#FFFFFF;
    --danger:#EB5757; --warn:#F2C94C; --ok:#27AE60; --purple:#8b5cf6;
    --shadow:0 2px 8px rgba(0,0,0,.08);
    --radius-card:8px; --radius-btn:6px; --radius-modal:10px;
    --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);font-size:14px}
  button{font-family:inherit;cursor:pointer;border:none}
  input,select{font-family:inherit}
  .hide{display:none!important}

  /* ============ 登录页 ============ */
  .login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;background:radial-gradient(1200px 600px at 20% 0%,#0f766e 0%,#0b1220 60%)}
  .login-wrap::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(99,132,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(99,132,255,.08) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse at center,#000 40%,transparent 75%)}
  .login-card{position:relative;width:400px;max-width:92%;background:rgba(255,255,255,.06);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:42px 38px;box-shadow:0 30px 80px rgba(0,0,0,.45)}
  .login-brand{text-align:center;margin-bottom:30px}
  .login-logo{display:block;width:76px;height:76px;margin:0 auto 14px;border-radius:50%;object-fit:cover;box-shadow:0 10px 28px rgba(15,126,114,.55)}
  .login-brand h1{font-size:24px;color:#fff;letter-spacing:1px}
  .login-sub{color:rgba(255,255,255,.6);font-size:13px;margin-top:6px}
  .fld{margin-bottom:18px}
  .fld label{display:block;font-size:13px;color:rgba(255,255,255,.75);margin-bottom:8px}
  .fld input{width:100%;height:46px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:10px;padding:0 14px;font-size:15px;color:#fff;outline:none;transition:.2s}
  .fld input::placeholder{color:rgba(255,255,255,.35)}
  .fld input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.25)}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:44px;padding:0 20px;border-radius:var(--radius-btn);font-size:14px;font-weight:600;transition:.2s;cursor:pointer;border:1px solid transparent}
  .btn-primary{background:var(--brand);color:#fff}
  .btn-block{width:100%}
  .btn-primary:hover{background:#12395f}
  .btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
  .btn-ghost:hover{background:#f7f9fc;border-color:#cbd5e1}
  .btn-mini{display:inline-flex;align-items:center;gap:4px;height:30px;padding:0 12px;border-radius:var(--radius-btn);font-size:12px;font-weight:600;background:#fff;color:var(--brand);border:1px solid #c7d5f0;text-decoration:none;width:auto;flex:none}
  .btn-mini:hover{background:#eef3fb;border-color:var(--brand)}
  .btn-mini.btn-primary{background:var(--brand);color:#fff;border:none}
  .btn-mini.btn-primary:hover{background:#12395f}
  .btn-mini.btn-danger{background:var(--danger);color:#fff;border:none}
  .btn-mini.btn-danger:hover{background:#d94444}
  .btn-danger{background:var(--danger);color:#fff;border:none}
  .btn-danger:hover{background:#d94444}
  .btn-sm{height:30px;padding:0 12px;font-size:12.5px;border-radius:var(--radius-btn);width:auto}
  .login-tip{margin-top:22px;padding:12px 14px;background:rgba(59,130,246,.12);border:1px dashed rgba(96,165,250,.4);border-radius:10px;font-size:12.5px;color:rgba(255,255,255,.72);line-height:1.7}

  /* ============ 数据大屏（深蓝科技风 v3） ============ */
  .bs{height:100vh;background:#071021;color:#dbe4ff;position:relative;overflow:hidden;display:flex;flex-direction:column;padding:0}
  .bs::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(56,116,220,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(56,116,220,.06) 1px,transparent 1px);background-size:44px 44px}
  .bs::after{content:"";position:absolute;top:-320px;left:50%;transform:translateX(-50%);width:1100px;height:640px;background:radial-gradient(ellipse,#123a7a 0%,transparent 65%);opacity:.55;pointer-events:none}
  /* 顶栏 */
  .bs-head{position:relative;z-index:5;display:flex;align-items:center;justify-content:space-between;height:62px;padding:0 18px;flex:none;background:linear-gradient(180deg,rgba(10,26,54,.95),rgba(8,17,36,.6));border-bottom:1px solid rgba(56,116,220,.3)}
  .bh-left{display:flex;align-items:center;gap:10px;min-width:0}
  .bh-logo{width:38px;height:38px;border-radius:10px;background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.35);display:flex;align-items:center;justify-content:center;flex:none}
  .bh-brand{display:flex;flex-direction:column;line-height:1.25;white-space:nowrap}
  .bh-brand b{font-size:15.5px;color:#fff;letter-spacing:.5px}
  .bh-brand span{font-size:10.5px;color:#5f7db3}
  .bh-admin{background:rgba(56,189,248,.1);color:#7dd3fc;border:1px solid rgba(56,189,248,.35);margin-left:8px}
  .bh-mid{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);text-align:center;pointer-events:none}
  .bh-title{font-size:22px;font-weight:800;letter-spacing:3px;background:linear-gradient(90deg,#e0f2fe,#7dd3fc 55%,#a5b4fc);-webkit-background-clip:text;background-clip:text;color:transparent}
  .bh-sub{font-size:11px;color:#5f7db3;letter-spacing:1px;margin-top:3px}
  .bh-right{display:flex;align-items:center;gap:14px}
  .bh-link{display:flex;align-items:center;gap:6px;font-size:12px;color:#34d399;background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.35);padding:4px 10px;border-radius:16px;white-space:nowrap}
  .bh-link i{width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 8px #34d399;animation:pulse 2s infinite}
  .bs-watch{font-size:12px;color:#8ea3c8;white-space:nowrap}
  .bh-clock{font-size:13px;color:#93c5fd;font-variant-numeric:tabular-nums;white-space:nowrap}
  @keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
  /* KPI 六卡 */
  .bs-kpis{position:relative;z-index:2;display:grid;grid-template-columns:repeat(6,1fr);gap:10px;padding:10px 14px 0;flex:none}
  .kpi{display:flex;align-items:center;gap:11px;background:linear-gradient(160deg,rgba(23,48,89,.85),rgba(12,25,50,.9));border:1px solid rgba(56,116,220,.35);border-radius:12px;padding:12px 14px;min-width:0}
  .kpi .ic{width:42px;height:42px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:19px;flex:none}
  .kpi .tx{min-width:0}
  .kpi .v{font-size:24px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1.15;white-space:nowrap}
  .kpi .v small{font-size:12px;font-weight:400;color:#5f7db3;margin-left:1px}
  .kpi .t{font-size:11px;color:#6d89bd;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .kpi .t span{color:#93c5fd}
  /* 主体三列 */
  .bs-main{position:relative;z-index:2;flex:1;min-height:0;display:grid;grid-template-columns:1fr 1.25fr 1fr;gap:10px;padding:10px 14px;overflow:hidden}
  .bs-col{display:flex;flex-direction:column;gap:10px;min-height:0;overflow:hidden}
  .bs-panel{background:linear-gradient(170deg,rgba(17,38,72,.75),rgba(10,23,46,.85));border:1px solid rgba(56,116,220,.3);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;min-height:0;position:relative;overflow:hidden}
  .bs-panel::before{content:"";position:absolute;top:0;left:14px;right:14px;height:1px;background:linear-gradient(90deg,transparent,rgba(56,189,248,.5),transparent)}
  .bs-panel h3{font-size:13.5px;font-weight:700;color:#d6e4ff;display:flex;align-items:center;justify-content:space-between;gap:8px;flex:none;margin-bottom:8px;padding-left:9px;border-left:3px solid #38bdf8;line-height:1.2}
  .bs-panel h3 .badge{font-size:10.5px;color:#6d89bd;background:rgba(56,116,220,.14);padding:2px 8px;border-radius:6px;font-weight:400;white-space:nowrap}
  .bs-panel h3 .lg2{display:flex;align-items:center;gap:10px;font-size:11px;color:#6d89bd;font-weight:400}
  .bs-panel h3 .lg2 i{display:inline-block;width:14px;height:3px;border-radius:2px;margin-right:4px}
  .bs-col .bs-panel{flex:1 1 0}
  .bs-col .bs-panel:first-child{flex:1.25 1 0}
  .bs-panel.mid-map{flex:1.35}
  /* 滚动列表：通用（弹窗浅色底复用），大屏内深色覆盖 */
  .scroll-list{overflow:auto;flex:1;min-height:0}
  .scroll-list .row{display:flex;align-items:center;gap:8px;padding:8px 2px;border-bottom:1px solid rgba(56,116,220,.14);font-size:12.5px;color:#c3d2f5}
  .scroll-list .row:last-child{border-bottom:none}
  .scroll-list .row .nm{font-weight:600;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .scroll-list .row .tm{margin-left:auto;color:#5f7db3;font-variant-numeric:tabular-nums;flex:none}
  /* 设备总览 9 宫格 */
  .dv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;flex:none}
  .dv-cell{background:rgba(23,48,89,.5);border:1px solid rgba(56,116,220,.25);border-radius:9px;padding:8px 10px;min-width:0}
  .dv-cell .nm{font-size:10.5px;color:#6d89bd;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .dv-cell .vv{font-size:17px;font-weight:800;color:#e0f2fe;font-variant-numeric:tabular-nums;margin-top:2px}
  .dv-cell .on{font-size:10.5px;color:#34d399;margin-top:1px}
  .dv-cell .on.off{color:#fb7185}
  .dv-sum{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-top:8px;flex:none}
  .dv-sum div{background:rgba(56,116,220,.12);border:1px solid rgba(56,116,220,.25);border-radius:9px;text-align:center;padding:6px 4px}
  .dv-sum b{display:block;font-size:16px;font-weight:800;color:#7dd3fc;font-variant-numeric:tabular-nums}
  .dv-sum span{font-size:10.5px;color:#6d89bd}
  /* 生命体征实时监测行 */
  .rt-row{display:flex;align-items:center;gap:9px;padding:7px 2px;border-bottom:1px solid rgba(56,116,220,.14);font-size:12.5px}
  .rt-row:last-child{border-bottom:none}
  .rt-row .ava{width:30px;height:30px;border-radius:50%;background:rgba(56,189,248,.15);border:1px solid rgba(56,189,248,.4);color:#7dd3fc;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;flex:none}
  .rt-row .who{width:104px;min-width:0}
  .rt-row .who b{color:#fff;font-size:12.5px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .rt-row .who span{font-size:10.5px;color:#5f7db3;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .rt-row .nums{display:flex;gap:14px;margin-left:auto}
  .rt-row .nums .n{text-align:right}
  .rt-row .nums .n b{font-size:16px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
  .rt-row .nums .n b.warn{color:#fb923c}
  .rt-row .nums .n b.bad{color:#f43f5e}
  .rt-row .nums .n span{font-size:9.5px;color:#5f7db3;display:block}
  .rt-row .rt-tag{flex:none;font-size:10.5px;padding:2px 7px;border-radius:10px;white-space:nowrap}
  /* 大屏内标签深色化 */
  .bs .tag{background:rgba(56,116,220,.15)!important;border:1px solid transparent}
  .bs .tag.l1{background:rgba(244,63,94,.15)!important;color:#fb7185!important;border-color:rgba(244,63,94,.4)}
  .bs .tag.l2{background:rgba(251,146,60,.12)!important;color:#fbbf24!important;border-color:rgba(251,146,60,.35)}
  .bs .tag.l3{background:rgba(148,163,184,.12)!important;color:#94a3b8!important;border-color:rgba(148,163,184,.3)}
  .bs .tag.ok{background:rgba(52,211,153,.12)!important;color:#34d399!important;border-color:rgba(52,211,153,.35)}
  .bs .tag.gray{background:rgba(148,163,184,.1)!important;color:#8ea3c8!important;border-color:rgba(148,163,184,.25)}
  .bs .tag.blue{background:rgba(56,189,248,.12)!important;color:#7dd3fc!important;border-color:rgba(56,189,248,.35)}
  /* 社区分布平面图 */
  .cp-map{flex:1;min-height:0;display:flex;flex-wrap:wrap;gap:10px;align-content:center;justify-content:center;overflow:auto}
  .cp-block{width:31%;min-width:118px;background:rgba(23,48,89,.55);border:1px solid rgba(56,116,220,.4);border-radius:10px;padding:10px 8px 8px;text-align:center;position:relative;transition:.2s}
  .cp-block .bn{font-size:12.5px;font-weight:700;color:#d6e4ff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .cp-block .towers{display:flex;gap:4px;justify-content:center;align-items:flex-end;height:34px;margin:7px 0 5px}
  .cp-block .towers i{width:9px;background:linear-gradient(180deg,rgba(56,189,248,.55),rgba(56,189,248,.12));border-radius:2px 2px 0 0}
  .cp-block .meta{font-size:10.5px;color:#6d89bd}
  .cp-block .meta .al{color:#fb7185;font-weight:600}
  .cp-block.has-alert{border-color:rgba(244,63,94,.65);background:linear-gradient(170deg,rgba(90,26,40,.75),rgba(60,16,28,.7));box-shadow:0 0 16px rgba(244,63,94,.35);animation:blink 1.6s infinite}
  .cp-block.has-alert .towers i{background:linear-gradient(180deg,rgba(244,63,94,.7),rgba(244,63,94,.15))}
  .cp-block.has-alert .bn{color:#fecdd3}
  @keyframes blink{0%,100%{box-shadow:0 0 10px rgba(244,63,94,.3)}50%{box-shadow:0 0 22px rgba(244,63,94,.55)}}
  /* 实时告警与处置 */
  .al-today{background:#EB5757;color:#fff;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:14px}
  .al-row{display:flex;align-items:center;gap:8px;padding:7px 2px;border-bottom:1px solid rgba(56,116,220,.14);font-size:12.5px}
  .al-row:last-child{border-bottom:none}
  .al-row .desc{flex:1;color:#c3d2f5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .al-row .desc b{color:#fff}
  .al-row .st{flex:none;font-size:10.5px;padding:2px 8px;border-radius:10px;white-space:nowrap}
  /* 活动与姿态异常 */
  .pose-row{display:flex;align-items:center;gap:8px;padding:7px 2px;border-bottom:1px solid rgba(56,116,220,.14);font-size:12.5px}
  .pose-row:last-child{border-bottom:none}
  .pose-row .ic{flex:none}
  .pose-row .nm{flex:1;color:#c3d2f5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .pose-row .tm{margin-left:auto;color:#5f7db3;font-variant-numeric:tabular-nums;flex:none}
  /* 环形图 */
  .donut-wrap{display:flex;align-items:center;gap:14px;flex:none}
  .donut{position:relative;width:112px;height:112px;flex:none}
  .donut .center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
  .donut .center b{font-size:26px;color:#fff}
  .donut .center span{font-size:10px;color:#6d89bd}
  .legend{flex:1}
  .legend .li{display:flex;align-items:center;gap:7px;padding:4px 0;font-size:12px;color:#b6c6ec}
  .legend .li i{width:9px;height:9px;border-radius:3px;flex:none}
  .legend .li .n{margin-left:auto;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}
  .legend .li .pct{color:#5f7db3;font-size:11px;width:44px;text-align:right;font-variant-numeric:tabular-nums}
  .l1-tip{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:8px;background:rgba(244,63,94,.12);border:1px solid rgba(244,63,94,.4);border-radius:8px;padding:6px 10px;flex:none}
  .l1-tip b{font-size:11.5px;color:#fb7185}
  .l1-tip span{font-size:10.5px;color:#6d89bd;white-space:nowrap}
  /* 折线图 */
  .line-wrap{height:150px;position:relative;flex:1;min-height:0}
  .line-wrap svg{width:100%;height:100%}
  /* 环境安全 4 卡 */
  .env-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;flex:1;min-height:0;align-content:start;overflow:auto}
  .env-card{background:rgba(23,48,89,.5);border:1px solid rgba(56,116,220,.25);border-radius:9px;padding:8px 10px;display:flex;flex-direction:column;gap:2px;min-width:0}
  .env-card .h{display:flex;align-items:center;gap:6px;font-size:11.5px;color:#d6e4ff;font-weight:600}
  .env-card .h .ic{font-size:14px}
  .env-card .h .cnt{margin-left:auto;font-size:11px;color:#6d89bd;font-variant-numeric:tabular-nums}
  .env-card .s{font-size:10.5px;color:#34d399}
  .env-card .s.warn{color:#fb7185}
  /* 健康评分行 */
  .key-elder{display:flex;align-items:center;gap:9px;padding:7px 2px;border-bottom:1px solid rgba(56,116,220,.14)}
  .key-elder:last-child{border-bottom:none}
  .key-elder .who{width:118px;min-width:0}
  .key-elder .who b{color:#fff;font-size:12.5px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .key-elder .who span{font-size:10.5px;color:#5f7db3;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .key-elder .bar{flex:1;height:7px;border-radius:4px;background:rgba(56,116,220,.18);overflow:hidden}
  .key-elder .bar i{display:block;height:100%;border-radius:4px}
  .key-elder .sc{width:30px;text-align:right;font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;flex:none}
  .key-elder .gd{width:28px;text-align:center;font-size:10.5px;padding:2px 0;border-radius:8px;flex:none}
  /* 底部状态栏 */
  .bs-foot{position:relative;z-index:2;flex:none;display:flex;align-items:center;gap:22px;height:32px;padding:0 18px;font-size:11px;color:#5f7db3;background:rgba(8,17,36,.85);border-top:1px solid rgba(56,116,220,.25)}
  .bs-foot .fr{display:flex;align-items:center;gap:5px}
  .bs-foot .fr i{width:6px;height:6px;border-radius:50%}
  .bs-foot .fr .ok{background:#34d399;box-shadow:0 0 6px #34d399}
  .bs-foot .fr .run{background:#38bdf8;box-shadow:0 0 6px #38bdf8;animation:pulse 1.6s infinite}
  .bs-foot #bf-time{font-variant-numeric:tabular-nums}

  /* 楼栋分布格子 */
  .bgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px;overflow:auto;max-height:150px}
  .bgrid .bg{background:rgba(30,58,138,.3);border:1px solid rgba(59,130,246,.25);border-radius:10px;padding:10px 12px;display:flex;flex-direction:column;gap:4px;cursor:pointer;transition:.15s;text-decoration:none}
  .bgrid .bg:hover{border-color:#3b82f6;background:rgba(37,70,160,.45)}
  .bgrid .bg .bn{font-size:14px;font-weight:700;color:#e0f2fe}
  .bgrid .bg .bs{font-size:11px;color:#7c93c8;display:flex;gap:10px}
  .bgrid .bg .bs i{font-style:normal}
  .bgrid .bg .bs i.al{color:#f43f5e;font-weight:600}
  .bgrid .bg.empty{color:#5b7bb5;cursor:default}

  /* ============ 管理后台 ============ */
  .app{display:flex;min-height:100vh}
  .sidebar{width:232px;background:linear-gradient(180deg,#0b1220,#0e1a30);color:#8ea3c8;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:20}
  .sb-brand{height:64px;display:flex;align-items:center;gap:11px;padding:0 18px;border-bottom:1px solid rgba(255,255,255,.06)}
  .sb-brand .logo{width:34px;height:34px;border-radius:50%;object-fit:cover}
  .sb-brand .nm{color:#fff;font-size:15.5px;font-weight:700}
  .sb-brand .en{font-size:10px;color:#5b6f96;letter-spacing:1px}
  .sb-group{padding:14px 0 6px;font-size:11px;color:#4d6088;letter-spacing:1px;padding-left:20px}
  .sb-menu{flex:1;overflow-y:auto;padding-bottom:10px}
  .sb-item{display:flex;align-items:center;gap:11px;height:42px;margin:2px 10px;padding:0 12px;border-radius:9px;color:#8ea3c8;cursor:pointer;font-size:13.5px;transition:.15s;position:relative}
  .sb-item:hover{color:#fff;background:rgba(255,255,255,.05)}
  .sb-item.active{color:#fff;background:linear-gradient(90deg,rgba(59,130,246,.28),rgba(6,182,212,.12))}
  .sb-item.active::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:18px;border-radius:2px;background:#38bdf8;box-shadow:0 0 8px #38bdf8}
  .sb-item .ic{width:18px;text-align:center;font-size:15px}
  .sb-foot{padding:14px 18px;border-top:1px solid rgba(255,255,255,.06);font-size:11px;color:#4d6088;line-height:1.7}
  .main{margin-left:232px;flex:1;display:flex;flex-direction:column;min-width:0}
  .topbar{height:60px;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:10}
  .topbar .crumb{font-size:16px;font-weight:700}
  .topbar .actions{display:flex;align-items:center;gap:12px}
  .user-chip{display:flex;align-items:center;gap:9px}
  .avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
  .content{padding:24px;flex:1}
  .page{animation:fade .25s}
  @keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

  /* 后台组件 */
  .cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
  .stat{background:var(--card);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow);position:relative;overflow:hidden}
  .stat .ic{position:absolute;right:14px;top:14px;width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:19px}
  .stat .label{color:var(--ink2);font-size:13px}
  .stat .num{font-size:28px;font-weight:800;margin-top:8px;font-variant-numeric:tabular-nums}
  .panel{background:var(--card);border-radius:var(--radius-card);box-shadow:var(--shadow);padding:20px;margin-bottom:20px;overflow-x:auto}
  .panel h3{font-size:15px;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between}
  .panel h3 .hint{font-size:12px;color:var(--ink2);font-weight:400}
  table{width:100%;border-collapse:collapse}
  th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);font-size:13.5px}
  th{color:var(--ink2);font-weight:600;background:#f8fafc}
  tr:last-child td{border-bottom:none}
  tbody tr{transition:.12s}
  tbody tr:hover{background:#f8fafc}
  .tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:600;line-height:1.7}
  .tag.l1{background:rgba(235,87,87,.12);color:var(--danger)}
  .tag.l2{background:rgba(242,153,74,.16);color:#E67E22}
  .tag.l3{background:rgba(242,201,76,.22);color:#9A7B0B}
  .tag.ok{background:rgba(39,174,96,.12);color:#219653}
  .tag.gray{background:#F1F3F5;color:var(--ink2)}
  .tag.blue{background:rgba(22,71,130,.10);color:var(--brand)}
  .empty{text-align:center;color:var(--ink3);padding:40px 0;font-size:13px}
  .perm-chip{display:inline-block;padding:4px 12px;border-radius:16px;font-size:12px;font-weight:500;background:#f1f5f9;color:#64748b;cursor:pointer;margin:2px;user-select:none;border:1px solid transparent}
  .perm-chip.on{background:#dbeafe;color:#1d4ed8;border-color:#93c5fd}
  .role-perm-row{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
  .role-perm-row:last-child{border-bottom:none}
  .rp-name{width:90px;font-weight:600;font-size:13px;color:var(--ink);flex-shrink:0}
  .rp-chips{flex:1;display:flex;flex-wrap:wrap}
  .perm-item{display:flex;align-items:center;gap:6px;font-size:13px;padding:6px 8px;border-radius:8px;background:#f8fafc;cursor:pointer}
  .perm-item input{width:15px;height:15px;cursor:pointer}
  .panel-in{background:#f8fafc;border-radius:10px;padding:14px;margin-bottom:10px}
  .cp-item{padding:6px 0;font-size:13px;border-bottom:1px dashed #e2e8f0}
  .cp-item:last-child{border-bottom:none}
  .metric-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:18px;text-align:center}
  .metric-card .v{font-size:28px;font-weight:800;color:#0f766e}
  .metric-card .l{color:#6b7688;font-size:12.5px;margin-top:6px}
  .toolbar{display:flex;align-items:center;gap:10px;margin-bottom:16px;flex-wrap:wrap}
  .inp{height:38px;border:1px solid var(--line);border-radius:9px;padding:0 12px;font-size:13.5px;outline:none;background:#fff}
  .inp:focus{border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.12)}
  .grid{display:grid;gap:16px}
  .g2{grid-template-columns:1fr 1fr}
  .g3{grid-template-columns:repeat(3,1fr)}
  .g4{grid-template-columns:repeat(4,1fr)}
  .toast{position:fixed;top:20px;left:50%;transform:translateX(-50%);background:#0f172a;color:#fff;padding:12px 22px;border-radius:10px;box-shadow:0 10px 34px rgba(0,0,0,.25);z-index:1000;font-size:14px;display:none;max-width:82%}
  .toast.err{background:#7f1d1d}
  .toast.ok{background:#14532d}
  .modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.5);backdrop-filter:blur(3px);z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
  .modal{background:#fff;border-radius:var(--radius-modal);width:440px;max-width:100%;max-height:92vh;overflow-y:auto;padding:24px;box-shadow:var(--shadow)}
  .modal h3{margin-bottom:20px;font-size:16px;font-weight:700}
  .modal .fld{margin-bottom:16px}
  .modal .fld label{display:block;font-size:13px;color:var(--ink2);margin-bottom:6px}
  .modal .fld input,.modal .fld select{width:100%;height:42px;border:1px solid var(--line);border-radius:var(--radius-btn);padding:0 12px;font-size:14px;outline:none;background:#fff;color:var(--ink)}
  .modal-foot{display:flex;justify-content:flex-end;gap:10px;margin-top:22px;position:sticky;bottom:-26px;background:#fff;padding:12px 0 0}
  /* 弹窗内列表文字改深色（.scroll-list 样式本为大屏深色背景设计，白底弹窗下需覆盖） */
  .modal .scroll-list .row{color:var(--ink2);border-bottom:1px solid var(--line)}
  .modal .scroll-list .row .nm{color:var(--ink)}
  .modal .scroll-list .row .tm{color:var(--ink2)}

  .con-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
  .con-cell{border:1px solid var(--line);border-radius:12px;padding:15px;text-align:center;transition:.15s}
  .con-cell.primary{border-color:#3b82f6;background:#eff6ff;box-shadow:0 4px 16px rgba(59,130,246,.14)}
  .con-cell .n{font-size:13px;color:var(--ink2)}
  .con-cell .s{font-size:24px;font-weight:800;margin:6px 0}
  .con-cell .bar{height:6px;background:#eef1f6;border-radius:3px;overflow:hidden;margin-top:8px}
  .con-cell .bar i{display:block;height:100%;background:linear-gradient(90deg,#3b82f6,#06b6d4)}
  .q-group{margin-bottom:20px}
  .q-group h4{font-size:14px;color:#1d4ed8;margin-bottom:10px;padding-left:9px;border-left:3px solid #3b82f6}
  .q-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line)}
  .q-item .t{flex:1;font-size:13.5px}
  .opts{display:flex;gap:4px;flex-wrap:wrap}
  .opt{padding:4px 10px;border:1px solid var(--line);border-radius:16px;font-size:12px;color:var(--ink2);cursor:pointer;transition:.15s;white-space:nowrap}
  .opt:hover{border-color:#3b82f6;color:#1d4ed8}
  .opt.on{background:#3b82f6;border-color:#3b82f6;color:#fff}
  .sku-card{border:1px solid var(--line);border-radius:var(--radius-card);padding:18px;background:#fff;transition:.2s;position:relative}
  .sku-card:hover{box-shadow:var(--shadow);border-color:#bfdbfe;transform:translateY(-2px)}
  .sku-card .sp{font-size:15px;font-weight:700;margin-bottom:6px}
  .sku-card .pr{font-size:22px;color:#2563eb;font-weight:800}
  .sku-card .st{color:var(--ink2);font-size:12.5px;margin:6px 0 14px}
  .qty{display:flex;align-items:center;gap:8px}
  .qty button{width:28px;height:28px;border-radius:7px;border:1px solid var(--line);background:#fff;font-size:15px}
  .qty input{width:52px;height:28px;text-align:center;border:1px solid var(--line);border-radius:7px;font-size:13px}
  .resp-pre{background:#0f172a;color:#7dd3fc;border-radius:12px;padding:15px 17px;font-size:12.5px;line-height:1.7;overflow:auto;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre-wrap;word-break:break-all}
  .chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:8px;font-size:12.5px;background:#eef2ff;color:#4338ca;cursor:pointer}
  /* 表格操作列按钮组：桌面自动换行；手机端不换行（整表横向滑动） */
  .btn-row{display:flex;gap:5px;flex-wrap:wrap}

  @media(max-width:1100px){
    .bs-kpis{grid-template-columns:repeat(3,1fr)}
    .bs-main{grid-template-columns:1fr 1fr}
    /* 平板两列时，第三列占满整行，内部 4 个面板排成 2×2 */
    .bs-main .bs-col:nth-child(3){grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:start}
    .bs-main .bs-col:nth-child(3) .bs-panel{flex:none;min-height:0}
    .cards{grid-template-columns:repeat(2,1fr)}
    .g3,.g4{grid-template-columns:1fr 1fr}
    .g2{grid-template-columns:1fr}
    .con-grid{grid-template-columns:1fr 1fr}
  }
  .menu-btn{display:none}
  @media(max-width:760px){
    .sidebar{width:244px;transform:translateX(-105%);transition:transform .25s;box-shadow:0 0 44px rgba(0,0,0,.45)}
    .sidebar.open{transform:translateX(0)}
    .main{margin-left:0}
    .menu-btn{display:inline-flex!important}
    .sb-mask{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:19;display:none}
    .sb-mask.show{display:block}
    .topbar .crumb{font-size:15px}
    .content{padding:14px}
    .cards{grid-template-columns:repeat(2,1fr)}
    th,td{padding:10px 8px;font-size:12.5px}
    .btn{height:40px;padding:0 14px}
    .bs-head{flex-wrap:wrap;height:auto;padding:10px 14px;gap:8px;justify-content:space-between}
    .bh-mid{position:static;transform:none;text-align:left;order:-1;width:100%}
    .bh-title{font-size:17px;letter-spacing:1px}
    .bh-clock{font-size:12px}
    .bs-watch{font-size:12px}
    .bh-admin{margin-left:0}
    .bs-kpis{grid-template-columns:repeat(2,1fr);gap:6px}
    .kpi{padding:8px 10px}
    .kpi .v{font-size:19px}
    .kpi .t{font-size:10px}
    .kpi .ic{width:34px;height:34px;font-size:15px}
    .donut-wrap{justify-content:center}
    /* 大屏手机端：单列自然高度（由 document 滚动，保证吸顶条相对视口生效） */
    .bs{height:auto;min-height:100vh;overflow-x:hidden}
    .bs-main{flex:none;overflow:visible;padding:8px;grid-template-columns:1fr;gap:8px}
    .bs-col{min-height:0;overflow:visible;gap:8px}
    .bs-col .bs-panel{flex:none;min-height:0}
    .bs-main .bs-col:nth-child(3){display:flex;flex-direction:column;gap:8px}
    .bs-panel.mid-map{flex:none}
    .bs-panel h3{font-size:13px;margin-bottom:8px}
    .cp-map{justify-content:stretch}
    .cp-block{width:47%}
    .donut{width:110px;height:110px}
    .line-wrap{height:130px}
    .scroll-list{max-height:40vh}
    /* 移动端专属卡片流视图 */
    .bs-mbar{position:sticky;top:0;z-index:30;flex:none;background:rgba(8,17,36,.97);backdrop-filter:blur(8px);border-bottom:1px solid rgba(56,116,220,.3);padding:8px 10px;display:flex;flex-direction:column;gap:8px}
    .bs-urgent{display:flex;align-items:center;gap:8px;background:#EB5757;color:#fff;border-radius:10px;padding:9px 12px;font-size:12.5px;cursor:pointer;box-shadow:0 4px 14px rgba(235,87,87,.4);animation:pulse 1.6s infinite}
    .bs-urgent b{font-size:12px}
    .bs-urgent span{margin-left:auto;font-size:11px;opacity:.92}
    .bs-mbar-in{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none}
    .bs-mbar-in::-webkit-scrollbar{display:none}
    .mtab{flex:none;height:32px;padding:0 13px;border-radius:16px;font-size:12px;font-weight:600;color:#c7d6f8;background:rgba(56,116,220,.14);border:1px solid rgba(56,116,220,.3)}
    .mtab::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--c);margin-right:6px;box-shadow:0 0 6px var(--c)}
    .bs-main.bs-mobile{display:flex;flex-direction:column;gap:8px;grid-template-columns:none;padding:8px;overflow:visible}
    .bs-main.bs-mobile .bs-col{display:none}
    .bs-main.bs-mobile .bs-panel{flex:none;min-height:0}
    /* —— 手机端顶栏精简：面包屑不换行、隐藏用户名与大屏按钮文字 —— */
    .topbar{padding:0 12px;gap:8px}
    .topbar .crumb{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .topbar .actions{gap:8px;flex:none}
    .bs-btn-tx{display:none}
    #user-name{display:none}
    .btn-sm{padding:0 10px}
    /* —— 表格：单元格文字禁竖排，改为整表横向滑动 —— */
    th,td{white-space:nowrap}
    .btn-row{flex-wrap:nowrap}
    .panel{-webkit-overflow-scrolling:touch}
    /* —— 面板标题与提示允许换行，避免标题被挤成竖排 —— */
    .panel h3{flex-wrap:wrap;row-gap:2px}
    .panel h3 .hint{white-space:normal}
    .modal{padding:20px 16px}
    /* —— 手机端单列卡片流：设备/老人等三列网格占满整行 —— */
    .g3,.g4{grid-template-columns:1fr}
    .cards{grid-template-columns:1fr 1fr;gap:10px}
    .stat{padding:14px}
    .stat .num{font-size:22px}
    .stat .ic{width:34px;height:34px;font-size:16px;right:10px;top:10px}
    .panel{padding:14px 12px;margin-bottom:14px}
    .panel h3 .hint{display:none}
  }

  /* 功能模块开关卡片与开关 */
  .mod-card{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:16px 18px;box-shadow:var(--shadow)}
  .mod-card.mod-on{border-color:#bfdbfe;background:#f8fbff}
  .mod-card .t{font-weight:700;font-size:14px}
  .switch{position:relative;width:46px;height:26px;border-radius:20px;background:#cbd5e1;cursor:pointer;flex:none;transition:.2s}
  .switch i{position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:.2s}
  .switch.on{background:#2563eb}
  .switch.on i{left:23px}

  /* ============ 紧急告警弹窗（大屏实时告警） ============ */
  .alert-popup-mask{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:300;display:none;align-items:center;justify-content:center}
  .alert-popup{background:#fff;border-radius:var(--radius-modal);padding:24px;width:460px;max-width:92vw;box-shadow:var(--shadow);border:2px solid var(--danger);animation:alertPulse 1.6s ease-in-out infinite}
  .alert-popup h3{color:#e11d48;font-size:18px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
  .alert-popup .ap-row{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px dashed #f1f5f9;font-size:14px}
  .alert-popup .ap-row span{color:#6b7280;flex:none}
  .alert-popup .ap-row b{color:#1f2937;text-align:right}
  .alert-popup .ap-addr{font-size:16px;font-weight:700;color:#e11d48;text-align:right}
  .alert-popup .ap-foot{display:flex;gap:10px;margin-top:18px}
  @keyframes alertPulse{0%,100%{box-shadow:0 0 0 0 rgba(244,63,94,.45)}50%{box-shadow:0 0 0 14px rgba(244,63,94,0)}}

  /* ============ 设备参数智能分析卡片 ============ */
  .insight{background:linear-gradient(135deg,#eef2ff,#f0fdfa);border:1px solid #dbeafe;border-radius:14px;padding:16px;margin-bottom:12px}
  .insight[data-off="1"]{background:linear-gradient(135deg,#f8fafc,#f1f5f9);border-color:#e2e8f0}
  .insight-head{display:flex;gap:16px;align-items:center}
  .insight-score{position:relative;width:92px;height:92px;flex:none}
  .insight-score svg{transform:rotate(-90deg);display:block}
  .insight-score .ring-bg{fill:none;stroke:#e5e7eb;stroke-width:8}
  .insight-score .ring-fg{fill:none;stroke:var(--ok);stroke-width:8;stroke-linecap:round;transition:stroke .3s}
  .insight-score-num{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:800;color:var(--ink)}
  .insight-concl{flex:1;min-width:0}
  .insight-concl .grade-tag{display:inline-block;padding:3px 12px;border-radius:20px;font-size:12px;font-weight:700;color:#fff;background:var(--ok);margin-bottom:6px}
  .insight-concl b{font-size:15.5px;display:block;color:var(--ink);line-height:1.4}
  .insight-concl ul{padding-left:18px;color:var(--ink2);font-size:12.5px;line-height:1.75;margin:6px 0 0}
  .insight-kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:8px;margin-top:14px}
  .ik{background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px 12px}
  .ik-n{font-size:12px;color:var(--ink2)}
  .ik-v{font-size:15px;font-weight:700;margin-top:3px}
  .ik-v.ok{color:var(--ok)} .ik-v.warn{color:var(--warn)} .ik-v.danger{color:var(--danger)}
  .ik-v.gray{color:var(--ink2)}
  .ik-u{font-size:11px;color:#94a3b8;margin-left:2px;font-weight:400}
  .snap-tip{background:#f1f5f9;border:1px dashed #cbd5e1;border-radius:9px;padding:7px 12px;font-size:12.5px;color:#64748b;margin-bottom:12px}
  .snap-tip.warn{background:#fffbeb;border:1px dashed #f59e0b;color:#b45309}
  .spark{margin-top:10px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 12px}
  .spark-t{font-size:12px;color:var(--ink2);margin-bottom:4px;display:flex;justify-content:space-between;align-items:center}
  .spark-svg{width:100%;height:64px;display:block}
  .insight-empty{color:#94a3b8;font-size:12.5px;text-align:center;padding:12px 0}

  /* ============ 老人档案卡片 ============ */
  .elder-card{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:16px 16px 16px 18px;box-shadow:var(--shadow);transition:.2s}
  .elder-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--brand),var(--brand2));opacity:.6;border-radius:0 2px 2px 0}
  .elder-card:hover{box-shadow:0 10px 28px rgba(16,24,40,.10);border-color:#c7d6f2;transform:translateY(-3px)}
  .elder-card:hover::before{opacity:.9}
  .ec-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
  .ec-head b{font-size:16px;color:var(--ink)}
  .ec-line{display:flex;align-items:center;gap:6px;margin-bottom:6px}
  .ec-sub{color:var(--ink2);font-size:12px}
  .ec-addr{color:var(--ink2);font-size:13px;margin-bottom:10px;line-height:1.5;min-height:20px}
  .ec-foot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:10px}
  .dev-row .inp{height:34px}
  .ec-foot button{white-space:nowrap}
  .ec-foot .btn{padding:0 10px}
  .ec-sub{white-space:nowrap}

  /* ============ 设备管理卡片 ============ */
  .dev-card{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:16px 16px 16px 18px;box-shadow:var(--shadow);transition:.2s}
  .dev-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--ok),#34d399);opacity:.55;border-radius:0 2px 2px 0}
  .dev-card.dc-offline::before{background:linear-gradient(180deg,var(--warn),#fbbf24)}
  .dev-card.dc-stale::before{background:linear-gradient(180deg,#f97316,#fb923c)}
  .dev-card.dc-inactive::before{background:linear-gradient(180deg,#94a3b8,#cbd5e1)}
  .dev-card:hover{box-shadow:0 10px 28px rgba(16,24,40,.10);border-color:#c7d6f2;transform:translateY(-3px)}
  .dev-card:hover::before{opacity:.9}
  .dc-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
  .dc-type{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--ink);font-weight:600}
  .dc-ico{font-size:16px}
  .dc-sn{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;color:var(--ink2);margin-bottom:10px;letter-spacing:.3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .dc-rows .ec-line{margin-bottom:5px}
  .dc-val{color:var(--ink);font-size:13px}