:root{
  --bg:#080e18;
  --bg2:#0b1322;
  --surface:#101a2c;
  --surface2:#16233a;
  --border:#1f2f49;
  --primary:#6ee7f9;
  --primary-dim:#2c6e7e;
  --success:#34d399;
  --warning:#fbbf24;
  --danger:#f87171;
  --text:#e8f0fa;
  --muted:#8fa3bf;
  --radius:16px;
  --shadow:0 12px 32px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{
  background:radial-gradient(1200px 600px at 70% -10%,#12233c 0%,transparent 60%),
             linear-gradient(180deg,var(--bg2),var(--bg));
  color:var(--text);color-scheme:dark;
  font-family:Inter,"Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:14px;
}
button{font-family:inherit}
.mono{font-variant-numeric:tabular-nums;font-family:"JetBrains Mono",Consolas,monospace}
.muted{color:var(--muted)}
.center{text-align:center}
.small{font-size:12px}
.spacer{flex:1}
.ok-text{color:var(--success)}
.bad-text{color:var(--danger)}

/* ---------- 顶栏 ---------- */
.topbar{
  display:flex;align-items:center;gap:28px;
  padding:16px 32px;border-bottom:1px solid var(--border);
  background:rgba(8,14,24,.75);backdrop-filter:blur(10px);
  position:sticky;top:0;z-index:20;
}
.brand{display:flex;align-items:center;gap:12px}
.logo{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;font-size:20px;
  background:linear-gradient(135deg,#0f7d92,#0b3a4a);
  box-shadow:0 0 24px rgba(110,231,249,.25);
}
.logo.big{width:56px;height:56px;font-size:30px;margin:0 auto 10px}
.brand h1{margin:0;font-size:18px;letter-spacing:1.5px}
.brand span{font-size:10px;letter-spacing:3px;color:var(--muted)}
.nav{display:flex;gap:8px}
.nav button{
  background:transparent;border:1px solid transparent;color:var(--muted);
  padding:9px 18px;border-radius:10px;cursor:pointer;font-size:13px;
}
.nav button.active{background:rgba(110,231,249,.12);border-color:rgba(110,231,249,.35);color:var(--primary)}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.pill{
  padding:6px 12px;border-radius:999px;font-size:12px;
  border:1px solid var(--border);color:var(--muted);
}
.pill.ok{border-color:rgba(52,211,153,.35);color:var(--success)}
.pill.warn{border-color:rgba(251,191,36,.35);color:var(--warning)}

/* ---------- 按钮 ---------- */
button.primary,button.ghost,button.accent,.filebtn{
  padding:9px 16px;border-radius:10px;cursor:pointer;font-size:13px;
  border:1px solid var(--border);background:var(--surface2);color:var(--text);
  transition:all .15s ease;display:inline-flex;align-items:center;gap:6px;
}
button.primary{background:linear-gradient(135deg,#7ceefb,#4fd4e8);color:#06232b;border:none;font-weight:600}
button.primary:hover{filter:brightness(1.06)}
button.accent{background:rgba(110,231,249,.14);border-color:rgba(110,231,249,.5);color:var(--primary)}
button.ghost:hover,.filebtn:hover{background:#1c2c46}
button:disabled{opacity:.4;cursor:not-allowed}
button.link{background:none;border:none;color:var(--primary);cursor:pointer;padding:0 4px}
.select,select,input,textarea{
  background:var(--surface2);border:1px solid var(--border);color:var(--text);
  border-radius:10px;padding:9px 12px;font-size:13px;outline:none;width:100%;
}
.select{width:auto}
.select.small{padding:5px 8px;font-size:12px}
input:focus,textarea:focus,.select:focus{border-color:rgba(110,231,249,.6)}
textarea{resize:vertical;font-family:Consolas,monospace;font-size:12px;line-height:1.5}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row.end{justify-content:flex-end}
.filebtn{position:relative}

/* ---------- 登录 ---------- */
.login-wrap{min-height:calc(100vh - 0px);display:grid;place-items:center;padding:40px 16px}
.login-card{
  width:min(460px,100%);background:linear-gradient(180deg,var(--surface),#0c1524);
  border:1px solid var(--border);border-radius:22px;padding:34px;box-shadow:var(--shadow);
}
.login-brand{text-align:center;margin-bottom:26px}
.login-brand h1{margin:0;font-size:24px;letter-spacing:3px}
.login-brand span{font-size:10px;letter-spacing:4px;color:var(--muted)}
.field{display:block;margin-bottom:16px}
.field>span{display:block;color:var(--muted);font-size:12px;margin-bottom:7px}
.field .row{flex-wrap:nowrap}
.hint{color:var(--muted);font-size:12px;text-align:center;margin-top:16px}
.err{background:rgba(248,113,113,.1);border:1px solid rgba(248,113,113,.35);
  color:#fca5a5;border-radius:10px;padding:10px 12px;font-size:12px;margin-top:12px}

/* ---------- 布局 ---------- */
.wrap{padding:26px 32px 60px;max-width:1500px;margin:0 auto}
.card{
  background:linear-gradient(180deg,var(--surface),#0d1626);
  border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);
}
.card-title{font-size:14px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.card-title em{font-style:normal;color:var(--muted);font-size:10px;letter-spacing:2px;font-weight:400}
.card-title .select{margin-left:auto}

/* 车辆卡片 */
.vehicle{display:flex;gap:28px;align-items:center;flex-wrap:wrap;margin-bottom:18px}
.vmain{min-width:280px}
.vlabel{font-size:11px;letter-spacing:2px;color:var(--muted)}
.vvin{font-size:20px;font-weight:600;letter-spacing:1px;margin-top:4px}
.vmeta{display:flex;gap:26px;flex-wrap:wrap}
.vmeta div{display:flex;flex-direction:column;gap:4px}
.vmeta .k{font-size:11px;color:var(--muted)}
.vmeta b{font-size:14px;font-weight:600}
.vactions{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* 英雄区 */
.hero{display:grid;grid-template-columns:340px 1fr;gap:18px;margin-bottom:18px}
@media(max-width:980px){.hero{grid-template-columns:1fr}.split{grid-template-columns:1fr !important}}
.gauge-card{display:flex;flex-direction:column;align-items:center}
.gauge{position:relative;width:210px;height:210px;margin:6px 0}
.gauge svg{width:100%;height:100%;transform:rotate(-90deg)}
.gauge circle{fill:none;stroke-width:10;stroke-linecap:round}
.gauge .track{stroke:#1b2a42}
.gauge .value{stroke:var(--primary);filter:drop-shadow(0 0 10px rgba(110,231,249,.5));
  transition:stroke-dashoffset .5s ease}
.gauge-text{position:absolute;inset:0;display:grid;place-content:center;text-align:center}
.gauge-text b{font-size:38px;font-weight:700;font-variant-numeric:tabular-nums}
.gauge-text span{display:block;font-size:11px;letter-spacing:2px;color:var(--muted)}
.gauge-note{color:var(--muted);font-size:12px;margin-top:4px}

.overview{display:flex;flex-direction:column}
.battery{display:flex;align-items:center;gap:6px;margin:14px 0 24px}
.battery-shell{flex:1;height:86px;border:2px solid #2a4568;border-radius:14px;padding:7px;background:#0a1422}
.battery-fill{height:100%;border-radius:8px;min-width:6px;
  background:linear-gradient(90deg,#0f7d92,#6ee7f9);
  box-shadow:0 0 24px rgba(110,231,249,.35);transition:width .5s ease}
.battery-cap{width:10px;height:34px;border-radius:4px;background:#2a4568}
.overview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.overview-grid .k{font-size:11px;color:var(--muted);margin-bottom:6px}
.overview-grid .big{font-size:30px;font-weight:700;font-variant-numeric:tabular-nums}
.overview-grid small{font-size:13px;color:var(--muted);margin-left:5px;font-weight:400}

/* KPI */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:18px}
@media(max-width:980px){.kpis{grid-template-columns:repeat(2,1fr)}}
.kpi .k{font-size:12px;color:var(--muted);margin-bottom:10px}
.kpi-value{font-size:34px;font-weight:700;font-variant-numeric:tabular-nums}
.kpi-value small{font-size:14px;color:var(--muted);margin-left:6px;font-weight:400}
.kpi-foot{margin-top:10px;font-size:11px;color:var(--muted)}

/* 曲线 + 表格 */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:18px}
canvas{width:100%;height:auto;display:block;margin-bottom:4px}
.legend{color:var(--muted);font-size:11px;margin:2px 0 14px;display:flex;align-items:center;gap:6px}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block}
.dot.cyan{background:var(--primary)}
.dot.green{background:var(--success)}
.table-card{display:flex;flex-direction:column;min-height:0}
.table-scroll{overflow:auto;max-height:420px}
table{width:100%;border-collapse:collapse;font-size:12.5px}
th,td{padding:9px 10px;text-align:left;border-bottom:1px solid #17243a}
th{position:sticky;top:0;background:#0d1728;color:var(--muted);font-weight:600;z-index:1}
tbody tr:hover{background:#131f33}
tr.bad td{color:#fca5a5}
tr.warn td{color:#fcd34d}
.strong{font-weight:600}
.tag{padding:3px 8px;border-radius:999px;font-size:11px}
.tag.ok{background:rgba(52,211,153,.12);color:var(--success)}
.tag.warning{background:rgba(251,191,36,.12);color:var(--warning)}
.tag.danger{background:rgba(248,113,113,.12);color:var(--danger)}
.code{background:#0a1322;border:1px solid var(--border);border-radius:10px;
  padding:14px;font-size:11px;max-height:420px;overflow:auto;color:#a9c1dd}

/* ---------- 弹框 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(4,8,15,.72);backdrop-filter:blur(4px);
  display:grid;place-items:center;z-index:50;padding:20px}
.modal{width:min(460px,100%);background:linear-gradient(180deg,var(--surface),#0b1423);
  border:1px solid var(--border);border-radius:20px;padding:26px;box-shadow:var(--shadow)}
.modal.wide{width:min(900px,100%)}
.modal h2{margin:0 0 4px;font-size:18px}
.modal .muted{margin:0 0 18px}
.checklist{display:flex;flex-direction:column;gap:6px;font-size:12px;margin:14px 0}
.checklist .ok{color:var(--success)}
.checklist .bad{color:var(--danger)}
.result-grid{display:grid;grid-template-columns:220px 1fr;gap:18px;margin:18px 0}
@media(max-width:700px){.result-grid{grid-template-columns:1fr}}
.qr-box{background:#fff;border-radius:14px;padding:14px;display:flex;flex-direction:column;
  align-items:center;justify-content:center}
.qr-box img{width:180px;height:180px;image-rendering:pixelated}
.qr-box p{color:#5b6b80;margin:8px 0 0}
.pdf-box{background:#0a1322;border:1px solid var(--border);border-radius:14px;
  min-height:280px;overflow:hidden;display:grid;place-items:center}
.pdf-box iframe{width:100%;height:320px;border:none;background:#fff}
.linkline{background:#0a1322;border:1px solid var(--border);border-radius:10px;
  padding:10px 12px;font-size:11px;color:#9fc4e6;word-break:break-all;margin-bottom:16px}

/* 提示 */
.toast{position:fixed;left:50%;bottom:34px;transform:translateX(-50%);
  background:#12233c;border:1px solid rgba(110,231,249,.4);color:var(--primary);
  padding:11px 20px;border-radius:12px;font-size:13px;box-shadow:var(--shadow);z-index:80}
.boot{position:fixed;inset:0;display:grid;place-items:center;color:var(--muted);
  background:var(--bg);z-index:100;letter-spacing:2px}

/* 上传结果信息区（v0.3：不再内嵌 PDF） */
.result-info{display:flex;flex-direction:column;gap:10px;justify-content:center;padding:4px 6px}
.kv{display:flex;flex-direction:column;gap:3px}
.kv span{color:var(--muted);font-size:11px}
.kv b{font-size:14px;font-weight:600;word-break:break-all}
.ops{display:flex;gap:12px;flex-wrap:wrap}
.ops .link{white-space:nowrap}

/* ==========================================================================
   Admin console（复用采集端配色，增加侧边栏/表格/图表）
   ========================================================================== */
.admin-shell{display:grid;grid-template-columns:238px minmax(0,1fr);min-height:100vh}
.sidebar{
  background:linear-gradient(180deg,#0b1524,#080e18);
  border-right:1px solid var(--border);padding:22px 16px;
  display:flex;flex-direction:column;gap:22px;position:sticky;top:0;height:100vh;
}
.sidebar .brand{padding:0 8px}
.sidebar .nav{display:flex;flex-direction:column;gap:6px}
.sidebar .nav button{
  width:100%;text-align:left;padding:11px 14px;border-radius:11px;
  display:flex;align-items:center;gap:10px;font-size:13px;
}
.sidebar .nav button .ico{width:20px;text-align:center;opacity:.9}
.sidebar .nav button.active{background:rgba(110,231,249,.12);
  border-color:rgba(110,231,249,.35);color:var(--primary)}
.sidebar .nav .group{font-size:10px;letter-spacing:2px;color:var(--muted);
  padding:12px 12px 4px}
.sidebar-foot{margin-top:auto;padding:0 8px;color:var(--muted);font-size:11px;line-height:1.7}
.main{min-width:0}
.main .topbar{position:sticky;top:0}
.who{display:flex;flex-direction:column;line-height:1.2;text-align:right}
.who b{font-size:12px}.who span{font-size:10px;color:var(--muted)}
.role-tag{padding:4px 10px;border-radius:999px;font-size:11px;border:1px solid var(--border);color:var(--muted)}
.role-tag.superadmin{color:var(--primary);border-color:rgba(110,231,249,.4)}
.role-tag.operator{color:var(--warning);border-color:rgba(251,191,36,.35)}
.role-tag.viewer{color:var(--muted)}
.page-head{display:flex;align-items:flex-end;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.page-head h2{margin:0;font-size:22px;letter-spacing:.5px}
.page-head p{margin:4px 0 0;color:var(--muted);font-size:12px}
.page-head .row{margin-left:auto}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.filters input,.filters select{width:auto;min-width:150px}
.filters .grow{flex:1;min-width:220px}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:12px}
.table-wrap table{font-size:12.5px}
.table-wrap th{background:#0c1727}
.table-wrap td{vertical-align:middle}
.table-actions{display:flex;gap:4px;flex-wrap:wrap}
button.xs{padding:4px 9px;border-radius:8px;font-size:11px}
.badge{padding:3px 9px;border-radius:999px;font-size:11px;white-space:nowrap;
  background:rgba(143,163,191,.12);color:var(--muted)}
.badge.ok{background:rgba(52,211,153,.12);color:var(--success)}
.badge.warn{background:rgba(251,191,36,.12);color:var(--warning)}
.badge.bad{background:rgba(248,113,113,.12);color:var(--danger)}
.badge.info{background:rgba(110,231,249,.12);color:var(--primary)}
.pager{display:flex;align-items:center;gap:10px;justify-content:flex-end;
  padding:12px 2px 0;color:var(--muted);font-size:12px}
.pager button{padding:6px 12px;border-radius:8px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:1100px){.grid2,.grid3{grid-template-columns:1fr}}
@media(max-width:860px){
  .admin-shell{grid-template-columns:1fr}
  .sidebar{position:static;height:auto;flex-direction:row;align-items:center;
    overflow:auto;padding:12px;gap:12px}
  .sidebar .nav{flex-direction:row;flex-wrap:nowrap}
  .sidebar .nav .group,.sidebar-foot{display:none}
  .sidebar .brand span{display:none}
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}
@media(max-width:1100px){.stat-grid{grid-template-columns:repeat(2,1fr)}}
.stat{position:relative;overflow:hidden}
.stat .k{color:var(--muted);font-size:12px}
.stat .v{font-size:30px;font-weight:700;margin-top:8px;font-variant-numeric:tabular-nums}
.stat .v small{font-size:13px;color:var(--muted);margin-left:6px;font-weight:400}
.stat .foot{color:var(--muted);font-size:11px;margin-top:6px}
.stat::after{content:"";position:absolute;right:-30px;top:-30px;width:90px;height:90px;
  border-radius:50%;background:radial-gradient(circle,rgba(110,231,249,.16),transparent 70%)}
.chart-box{width:100%;overflow:hidden}
.chart-box svg{width:100%;height:auto;display:block}
.chart-legend{display:flex;gap:16px;color:var(--muted);font-size:11px;margin-top:8px}
.donut{width:150px;height:150px;border-radius:50%;position:relative;flex:none}
.donut::after{content:"";position:absolute;inset:22px;border-radius:50%;background:#0d1626}
.donut-center{position:absolute;inset:0;display:grid;place-items:center;z-index:1;text-align:center}
.donut-center b{font-size:24px;display:block}
.donut-center span{font-size:10px;color:var(--muted)}
.quality-row{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.quality-list{display:flex;flex-direction:column;gap:10px;font-size:12px;flex:1;min-width:160px}
.quality-list .line{height:6px;border-radius:99px;background:#16233a;overflow:hidden;margin-top:4px}
.quality-list .line i{display:block;height:100%;border-radius:99px}
.bar-row{display:flex;align-items:center;gap:10px;font-size:12px;margin-bottom:10px}
.bar-row .name{width:130px;color:var(--muted);flex:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bar-row .bar{flex:1;height:10px;background:#12203a;border-radius:99px;overflow:hidden}
.bar-row .bar i{display:block;height:100%;border-radius:99px;
  background:linear-gradient(90deg,#0f7d92,#6ee7f9)}
.bar-row .num{width:48px;text-align:right;font-variant-numeric:tabular-nums}
.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:14px 0}
@media(max-width:800px){.detail-grid{grid-template-columns:1fr 1fr}}
.detail-grid .item{background:#0d1728;border:1px solid var(--border);border-radius:10px;padding:10px 12px}
.detail-grid .item span{display:block;color:var(--muted);font-size:10px;margin-bottom:4px}
.detail-grid .item b{font-size:13px;word-break:break-all}
.tabs{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.tabs button{padding:8px 14px;border-radius:10px;border:1px solid transparent;
  background:transparent;color:var(--muted);cursor:pointer}
.tabs button.active{background:rgba(110,231,249,.12);border-color:rgba(110,231,249,.35);
  color:var(--primary)}
pre.json{background:#08111f;border:1px solid var(--border);border-radius:12px;
  padding:14px;max-height:420px;overflow:auto;font-size:11px;line-height:1.55;color:#a9c1dd;white-space:pre-wrap}
.empty{padding:34px;text-align:center;color:var(--muted);font-size:12px}
.notice{background:rgba(110,231,249,.06);border:1px solid rgba(110,231,249,.2);
  border-radius:10px;padding:10px 12px;font-size:12px;color:#9fc4e6;margin-bottom:14px}
.login-note{color:var(--muted);font-size:11px;text-align:center;margin-top:18px;line-height:1.7}
a.ghost,a.accent{display:inline-flex;align-items:center;gap:6px;text-decoration:none;
  padding:9px 16px;border-radius:10px;border:1px solid var(--border);
  background:var(--surface2);color:var(--text);font-size:13px;transition:all .15s ease}
a.ghost.xs,a.accent.xs{padding:4px 9px;border-radius:8px;font-size:11px}
a.accent{background:rgba(110,231,249,.14);border-color:rgba(110,231,249,.5);color:var(--primary)}
a.ghost:hover{background:#1c2c46}
.bar-chart{display:flex;align-items:flex-end;gap:5px;height:190px;padding:18px 4px 26px;position:relative}
.bar-chart .col{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;
  align-items:center;gap:4px;position:relative;min-width:0}
.bar-chart .col i{width:100%;min-height:2px;border-radius:6px 6px 2px 2px;
  background:linear-gradient(180deg,#7ceefb,#0f7d92);transition:height .3s ease;
  box-shadow:0 0 10px rgba(110,231,249,.15)}
.bar-chart .col span{position:absolute;bottom:-22px;font-size:9px;color:var(--muted);white-space:nowrap}
.bar-chart .tip{position:absolute;top:-2px;font-size:9px;color:var(--muted);opacity:0;transition:opacity .15s}
.bar-chart .col:hover .tip{opacity:1}