/* ============================================================
   OTA 云升级 · 控制台样式
   浅色主题 / 专业后台
   ============================================================ */
:root{
  --bg:#f5f6fa;
  --panel:#ffffff;
  --panel-2:#fafbfd;
  --line:#e8ecf3;
  --line-2:#f1f4f9;
  --text:#111827;
  --text-2:#4b5563;
  --muted:#8b95a5;
  --primary:#2f54eb;
  --primary-d:#1d39c4;
  --primary-l:#eef2ff;
  --success:#0f9d58;
  --success-l:#e9f8f0;
  --warn:#d97706;
  --warn-l:#fef6e7;
  --danger:#e5484d;
  --danger-l:#fdeeee;
  --info:#0b7ec4;
  --info-l:#eaf5fd;
  --radius:14px;
  --shadow-sm:0 1px 2px rgba(16,24,40,.05);
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 10px 28px -14px rgba(16,24,40,.16);
  --shadow-lg:0 24px 64px -20px rgba(16,24,40,.28);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font);font-size:14px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p{margin:0}
a{color:var(--primary);text-decoration:none}
button{font-family:inherit}
.hidden{display:none !important}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}
.nowrap{white-space:nowrap}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#d3dae6;border-radius:8px;border:2px solid transparent;background-clip:content-box}
::-webkit-scrollbar-thumb:hover{background:#bfc8d8;background-clip:content-box}
::-webkit-scrollbar-track{background:transparent}

/* ======================== 登录 ======================== */
.login-wrap{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:
    radial-gradient(900px 520px at 12% -10%, #e5ebff 0%, transparent 60%),
    radial-gradient(760px 480px at 105% 110%, #e6f6f0 0%, transparent 58%),
    #f5f6fa;
}
.login-card{
  width:min(940px,100%);background:#fff;border-radius:22px;overflow:hidden;
  display:grid;grid-template-columns:1.06fr .94fr;box-shadow:0 30px 80px -32px rgba(16,24,40,.34);
  border:1px solid #eef1f7;
}
.login-brand{
  position:relative;padding:44px 40px;color:#fff;display:flex;flex-direction:column;
  background:linear-gradient(150deg,#2f54eb 0%,#3b62f6 42%,#5b46e0 100%);
  overflow:hidden;
}
.login-brand::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%, rgba(255,255,255,.22), transparent 62%);
}
.login-brand::before{
  content:"";position:absolute;left:-70px;top:-90px;width:260px;height:260px;border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
}
.brand-mark{display:flex;align-items:center;gap:11px;font-weight:700;font-size:16px;letter-spacing:.4px;margin-bottom:56px}
.login-brand h1{font-size:31px;line-height:1.32;letter-spacing:-.4px;font-weight:700;position:relative}
.login-sub{margin-top:14px;color:rgba(255,255,255,.78);font-size:13.5px;position:relative}
.login-feats{list-style:none;margin:34px 0 0;padding:0;display:flex;flex-direction:column;gap:13px;position:relative}
.login-feats li{display:flex;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.9)}
.login-feats .dot{width:6px;height:6px;border-radius:50%;background:#9fe8c8;box-shadow:0 0 0 4px rgba(159,232,200,.18);flex:none}
.login-foot{margin-top:auto;padding-top:40px;font-size:12px;color:rgba(255,255,255,.55);letter-spacing:.6px}
.login-form{padding:52px 44px;display:flex;flex-direction:column;justify-content:center}
.login-form h2{font-size:21px;letter-spacing:-.2px}
.login-form .muted{margin:6px 0 26px;font-size:13px}
.field{display:block;margin-bottom:16px}
.field > span{display:block;font-size:12.5px;color:var(--text-2);font-weight:500;margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:11px 13px;border:1px solid #dfe5ee;border-radius:10px;background:#fff;
  font-size:14px;color:var(--text);outline:none;transition:border-color .16s,box-shadow .16s;
  font-family:inherit;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#a9bcf7;box-shadow:0 0 0 3.5px rgba(47,84,235,.1)}
.field textarea{resize:vertical;min-height:76px;line-height:1.6}
.form-error{color:var(--danger);font-size:12.5px;min-height:18px;margin:-4px 0 8px}
.login-tip{margin-top:19px;text-align:center;font-size:12px;color:var(--muted)}
.login-tip b{color:var(--text-2);font-family:var(--mono);font-weight:600}

/* ======================== 布局 ======================== */
.app{display:grid;grid-template-columns:238px 1fr;min-height:100vh}
.sidebar{
  background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;padding:18px 12px 12px;
}
.side-logo{display:flex;align-items:center;gap:10px;padding:4px 8px 20px}
.logo-ico{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;color:#fff;
  background:linear-gradient(140deg,#2f54eb,#5b46e0);box-shadow:0 6px 14px -6px rgba(47,84,235,.7);
  flex:none;
}
.logo-txt{display:flex;flex-direction:column;line-height:1.25}
.logo-txt b{font-size:14.5px;letter-spacing:-.1px}
.logo-txt small{font-size:10.5px;color:var(--muted);letter-spacing:.4px}
.nav{display:flex;flex-direction:column;gap:2px}
.nav-group{padding:14px 10px 6px;font-size:11px;color:#a6b0c0;letter-spacing:.8px;font-weight:600}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:9.5px 11px;border-radius:9px;color:var(--text-2);
  font-size:13.5px;cursor:pointer;border:none;background:none;text-align:left;width:100%;
  transition:background .14s,color .14s;font-weight:500;
}
.nav-item svg{flex:none;opacity:.75}
.nav-item:hover{background:#f5f7fc;color:var(--text)}
.nav-item.active{background:var(--primary-l);color:var(--primary-d);font-weight:600}
.nav-item.active svg{opacity:1}
.nav-badge{margin-left:auto;background:var(--danger);color:#fff;font-size:10.5px;padding:1px 6px;border-radius:20px;font-weight:600}
.side-bottom{margin-top:auto;display:flex;flex-direction:column;gap:10px}
.side-card{background:var(--panel-2);border:1px solid var(--line-2);border-radius:11px;padding:11px 12px}
.side-card-t{font-size:11px;color:var(--muted);margin-bottom:6px;letter-spacing:.4px}
.side-card code{font-family:var(--mono);font-size:11px;color:var(--primary-d);word-break:break-all;line-height:1.5}
.side-user{display:flex;align-items:center;gap:9px;padding:8px 6px;border-radius:10px}
.avatar{
  width:32px;height:32px;border-radius:50%;flex:none;display:grid;place-items:center;
  background:linear-gradient(140deg,#2f54eb,#5b46e0);color:#fff;font-size:12.5px;font-weight:600;
}
.su-meta{display:flex;flex-direction:column;line-height:1.3;min-width:0}
.su-meta b{font-size:12.5px;font-weight:600}
.su-meta span{font-size:11px;color:var(--muted)}
.su-out{margin-left:auto;background:none;border:none;color:var(--muted);cursor:pointer;padding:6px;border-radius:7px;display:grid;place-items:center}
.su-out:hover{background:#f3f5fa;color:var(--danger)}

.main{min-width:0;display:flex;flex-direction:column}
.topbar{
  height:66px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:0 26px;background:rgba(255,255,255,.86);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;
}
.tb-left{display:flex;align-items:baseline;gap:12px;min-width:0}
.tb-left h2{font-size:17px;letter-spacing:-.2px;font-weight:650;white-space:nowrap}
.page-desc{font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tb-right{display:flex;align-items:center;gap:9px}
.app-switch{display:flex;align-items:center;gap:6px;padding:0 10px;height:32px;border:1px solid #e2e7f0;
  border-radius:9px;background:#fff;color:var(--text-2);margin-right:2px}
.app-switch .sel{border:none;background:transparent;padding:0 16px 0 0;font-size:12.5px;font-weight:600;
  color:var(--text);max-width:210px;height:30px;background-image:none;appearance:auto}
.app-switch .sel:focus{box-shadow:none;border:none}
.app-switch:hover{border-color:#cfd8e6}
.view{padding:24px 26px 60px;max-width:1560px;width:100%}

/* ======================== 通用组件 ======================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:9px 15px;border-radius:9px;border:1px solid transparent;cursor:pointer;
  font-size:13.5px;font-weight:550;transition:all .15s;white-space:nowrap;background:#fff;color:var(--text-2);
}
.btn:active{transform:translateY(.5px)}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 14px -8px rgba(47,84,235,.9)}
.btn-primary:hover{background:var(--primary-d)}
.btn-ghost{border-color:#e2e7f0;color:var(--text-2);background:#fff}
.btn-ghost:hover{border-color:#cfd8e6;background:#fafbfe;color:var(--text)}
.btn-danger{background:#fff;border-color:#f4d3d4;color:var(--danger)}
.btn-danger:hover{background:var(--danger-l)}
.btn-sm{padding:6.5px 11px;font-size:12.5px;border-radius:8px}
.btn-block{width:100%;padding:11px;font-size:14px;margin-top:4px}
.btn:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}
.icon-btn{padding:7px;width:32px;height:32px}
.link-btn{background:none;border:none;color:var(--primary);font-size:12.5px;cursor:pointer;padding:2px 4px;border-radius:5px;font-weight:500}
.link-btn:hover{background:var(--primary-l)}
.link-btn.danger{color:var(--danger)}
.link-btn.danger:hover{background:var(--danger-l)}
.link-btn:disabled{color:#c3cad6;cursor:not-allowed;background:none}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line-2)}
.card-h h3{font-size:14.5px;font-weight:640;letter-spacing:-.1px}
.card-h .sub{font-size:12px;color:var(--muted)}
.card-b{padding:18px}

.badge{
  display:inline-flex;align-items:center;gap:5px;padding:2.5px 9px;border-radius:20px;
  font-size:11.5px;font-weight:600;line-height:1.6;white-space:nowrap;
}
.badge .bd{width:5px;height:5px;border-radius:50%;background:currentColor;flex:none}
.badge-success{background:var(--success-l);color:#0b7a45}
.badge-danger{background:var(--danger-l);color:#b73036}
.badge-warn{background:var(--warn-l);color:#a35a05}
.badge-info{background:var(--info-l);color:#086a9f}
.badge-muted{background:#f2f4f8;color:#6b7480}
.badge-primary{background:var(--primary-l);color:var(--primary-d)}

/* 表格 */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl thead th{
  text-align:left;font-weight:600;font-size:12px;color:var(--muted);letter-spacing:.3px;
  padding:10px 16px;background:var(--panel-2);border-bottom:1px solid var(--line);
  white-space:nowrap;position:relative;
}
.tbl tbody td{padding:12.5px 16px;border-bottom:1px solid var(--line-2);vertical-align:middle;color:var(--text-2)}
.tbl tbody tr:last-child td{border-bottom:none}
.tbl tbody tr:hover{background:#fbfcfe}
.tbl .strong{color:var(--text);font-weight:600}
.tbl .actions{display:flex;gap:2px;justify-content:flex-end}
.tbl-empty{padding:56px 20px;text-align:center;color:var(--muted);font-size:13px}
.tbl-empty svg{opacity:.35;margin-bottom:10px}

/* 工具栏 */
.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.toolbar .spacer{flex:1}
.search{
  position:relative;display:flex;align-items:center;
}
.search svg{position:absolute;left:11px;color:var(--muted);pointer-events:none}
.search input{
  padding:8.5px 12px 8.5px 33px;border:1px solid #e2e7f0;border-radius:9px;width:230px;
  font-size:13px;outline:none;background:#fff;color:var(--text);font-family:inherit;
}
.search input:focus{border-color:#a9bcf7;box-shadow:0 0 0 3px rgba(47,84,235,.09)}
select.sel{
  padding:8.5px 30px 8.5px 11px;border:1px solid #e2e7f0;border-radius:9px;font-size:13px;
  background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b95a5' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center;
  appearance:none;outline:none;color:var(--text-2);cursor:pointer;font-family:inherit;
}
select.sel:focus{border-color:#a9bcf7}

/* 统计卡 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:17px 18px;
  box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
}
.stat-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.stat-label{font-size:12.5px;color:var(--muted);font-weight:500}
.stat-ico{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;flex:none}
.stat-val{font-size:27px;font-weight:680;letter-spacing:-.8px;line-height:1.1;font-variant-numeric:tabular-nums}
.stat-val small{font-size:13px;font-weight:600;color:var(--muted);margin-left:3px;letter-spacing:0}
.stat-foot{margin-top:9px;font-size:12px;color:var(--muted);display:flex;align-items:center;gap:5px}
.stat-foot b{color:var(--text-2);font-weight:600}

/* 网格 */
.grid-2{display:grid;grid-template-columns:1.62fr 1fr;gap:16px;margin-bottom:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.section-gap{margin-bottom:18px}

/* 图表 */
.chart-box{position:relative;padding:8px 6px 2px}
.chart-legend{display:flex;gap:16px;align-items:center;font-size:12px;color:var(--text-2)}
.chart-legend i{width:8px;height:8px;border-radius:2px;display:inline-block;margin-right:5px}
.chart-tip{
  position:absolute;pointer-events:none;background:#111827;color:#fff;padding:7px 10px;border-radius:8px;
  font-size:11.5px;line-height:1.6;opacity:0;transition:opacity .12s;transform:translate(-50%,-108%);
  white-space:nowrap;z-index:5;box-shadow:0 8px 20px -6px rgba(0,0,0,.4);
}
.chart-tip b{font-variant-numeric:tabular-nums}
.donut-wrap{display:flex;align-items:center;gap:20px;padding:6px 4px 2px}
.donut-legend{display:flex;flex-direction:column;gap:11px;min-width:0;flex:1}
.dl-item{display:flex;align-items:center;gap:8px;font-size:12.5px}
.dl-item i{width:8px;height:8px;border-radius:2px;flex:none}
.dl-item .dl-v{color:var(--text);font-weight:600;font-family:var(--mono);font-size:12px}
.dl-item .dl-c{margin-left:auto;color:var(--muted);font-variant-numeric:tabular-nums;font-size:12px}

/* 进度条 */
.bar{height:6px;border-radius:20px;background:#eef1f7;overflow:hidden;position:relative}
.bar > i{display:block;height:100%;border-radius:20px;background:var(--primary);transition:width .5s ease}
.bar.success > i{background:var(--success)}
.bar.warn > i{background:#f0a020}
.bar.danger > i{background:var(--danger)}

/* 任务卡 */
.task-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:16px}
.task-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow-sm);transition:box-shadow .18s,transform .18s}
.task-card:hover{box-shadow:var(--shadow);transform:translateY(-1px)}
.tc-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:4px}
.tc-title{font-size:14.5px;font-weight:640;letter-spacing:-.1px;line-height:1.4}
.tc-meta{margin-top:6px;font-size:12px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 12px}
.tc-meta b{color:var(--text-2);font-weight:600;font-family:var(--mono);font-size:11.5px}
.tc-bar{margin:15px 0 10px}
.tc-bar-top{display:flex;justify-content:space-between;font-size:11.5px;color:var(--muted);margin-bottom:6px}
.tc-bar-top b{color:var(--text-2);font-weight:600}
.tc-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:14px 0 13px;padding:11px 0;border-top:1px dashed var(--line);border-bottom:1px dashed var(--line)}
.tc-stat{text-align:center}
.tc-stat b{display:block;font-size:16px;font-weight:660;font-variant-numeric:tabular-nums;letter-spacing:-.3px}
.tc-stat span{font-size:11px;color:var(--muted)}
.tc-actions{display:flex;gap:8px;align-items:center}

/* 详情抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(17,24,39,.34);backdrop-filter:blur(2px);z-index:60;animation:fade .18s ease}
.drawer{
  position:fixed;right:0;top:0;bottom:0;width:min(520px,94vw);background:#fff;z-index:61;
  box-shadow:-24px 0 60px -24px rgba(16,24,40,.36);display:flex;flex-direction:column;
  animation:slideIn .24s cubic-bezier(.32,.72,0,1);
}
@keyframes slideIn{from{transform:translateX(28px);opacity:.6}to{transform:none;opacity:1}}
.drawer-h{padding:20px 22px;border-bottom:1px solid var(--line);display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.drawer-h h3{font-size:16px;font-weight:660}
.drawer-b{padding:20px 22px;overflow-y:auto;flex:1}
.drawer-f{padding:14px 22px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:9px}
.kv{display:grid;grid-template-columns:96px 1fr;gap:10px 12px;font-size:13px;margin-bottom:22px}
.kv dt{color:var(--muted);font-size:12.5px}
.kv dd{margin:0;color:var(--text);word-break:break-all}

/* 弹窗 */
.modal-mask{position:fixed;inset:0;background:rgba(17,24,39,.42);backdrop-filter:blur(3px);z-index:70;display:flex;align-items:flex-start;justify-content:center;padding:56px 20px;overflow-y:auto;animation:fade .16s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal{
  background:#fff;border-radius:18px;width:min(560px,100%);box-shadow:var(--shadow-lg);
  animation:pop .22s cubic-bezier(.2,.9,.3,1.1);overflow:hidden;
}
@keyframes pop{from{transform:translateY(-8px) scale(.985);opacity:0}to{transform:none;opacity:1}}
.modal-h{padding:20px 24px;border-bottom:1px solid var(--line-2);display:flex;align-items:center;justify-content:space-between}
.modal-h h3{font-size:16px;font-weight:660}
.modal-b{padding:22px 24px;max-height:min(66vh,620px);overflow-y:auto}
.modal-f{padding:15px 24px;border-top:1px solid var(--line-2);display:flex;justify-content:flex-end;gap:10px;background:var(--panel-2)}
.x-btn{background:none;border:none;color:var(--muted);cursor:pointer;padding:6px;border-radius:7px;display:grid;place-items:center}
.x-btn:hover{background:#f3f5fa;color:var(--text)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.input-row{display:flex;gap:8px;align-items:stretch}
.input-row input{flex:1;min-width:0}
.input-row .btn{white-space:nowrap;flex:none}
.chk-line{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-2);
  margin:0 0 14px;cursor:pointer}
.chk-line input{width:15px;height:15px;accent-color:var(--primary);cursor:pointer;flex:none}
.chk-line span{margin:0;font-size:12.5px}
.radio-row{display:flex;gap:8px;flex-wrap:wrap}
.radio-chip{
  display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border:1px solid #e2e7f0;border-radius:9px;
  font-size:12.5px;cursor:pointer;color:var(--text-2);background:#fff;transition:all .14s;font-weight:500;
}
.radio-chip:hover{border-color:#c6d2e8}
.radio-chip.on{border-color:var(--primary);background:var(--primary-l);color:var(--primary-d);font-weight:600}
.hint{font-size:11.5px;color:var(--muted);margin-top:6px;line-height:1.5}
input[type=range]{
  -webkit-appearance:none;width:100%;height:5px;border-radius:20px;background:#e8ecf3;outline:none;margin:8px 0 2px;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:17px;height:17px;border-radius:50%;background:#fff;border:2px solid var(--primary);
  box-shadow:0 1px 4px rgba(47,84,235,.4);cursor:pointer;
}
.range-head{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-2);font-weight:500}
.range-head b{color:var(--primary);font-size:13px}

/* 上传区 */
.drop{
  border:1.5px dashed #d7dfec;border-radius:12px;padding:26px 18px;text-align:center;cursor:pointer;
  transition:all .16s;background:var(--panel-2);
}
.drop:hover,.drop.over{border-color:var(--primary);background:var(--primary-l)}
.drop svg{color:#9aa6ba;margin-bottom:8px}
.drop.done{border-style:solid;border-color:#bfe6d4;background:var(--success-l)}
.drop b{display:block;font-size:13px;color:var(--text);font-weight:600}
.drop span{font-size:11.5px;color:var(--muted)}
.file-pick{display:none}

/* 代码块 */
.code{
  background:#0f172a;color:#dbe4f3;border-radius:11px;padding:14px 16px;font-family:var(--mono);
  font-size:12px;line-height:1.75;overflow-x:auto;position:relative;white-space:pre;tab-size:2;
}
.code .k{color:#7dd3fc}
.code .s{color:#a5e8a0}
.code .c{color:#64748b}
.code-wrap{position:relative;margin-top:10px}
.code-copy{position:absolute;right:8px;top:8px;background:rgba(255,255,255,.1);border:none;color:#cbd5e1;border-radius:6px;padding:4px 8px;font-size:11px;cursor:pointer}
.code-copy:hover{background:rgba(255,255,255,.2);color:#fff}
.endpoint{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:2px}
.method{font-family:var(--mono);font-size:10.5px;font-weight:700;padding:2.5px 7px;border-radius:6px;letter-spacing:.5px}
.method.get{background:var(--info-l);color:#086a9f}
.method.post{background:var(--success-l);color:#0b7a45}
.method.del{background:var(--danger-l);color:#b73036}
.ep-path{font-family:var(--mono);font-size:12.5px;color:var(--text);font-weight:600}
.ep-desc{font-size:12.5px;color:var(--muted);margin-left:auto}
.doc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm)}
.doc-card + .doc-card{margin-top:14px}
.doc-card h4{font-size:14px;margin-bottom:12px;font-weight:640}

/* 空状态 / 加载 */
.skeleton{background:linear-gradient(90deg,#f1f4f9 25%,#f7f9fc 50%,#f1f4f9 75%);background-size:200% 100%;animation:sk 1.2s infinite;border-radius:8px}
@keyframes sk{from{background-position:200% 0}to{background-position:-200% 0}}
.spinner{width:15px;height:15px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* toast */
.toasts{position:fixed;right:22px;bottom:22px;display:flex;flex-direction:column;gap:10px;z-index:200}
.toast{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--primary);border-radius:10px;
  padding:11px 16px;font-size:13px;box-shadow:0 12px 32px -12px rgba(16,24,40,.3);min-width:220px;
  animation:toastIn .22s cubic-bezier(.2,.9,.3,1.1);display:flex;align-items:center;gap:8px;color:var(--text);
}
.toast.ok{border-left-color:var(--success)}
.toast.err{border-left-color:var(--danger)}
@keyframes toastIn{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}

/* 分页 */
.pager{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 16px;border-top:1px solid var(--line-2);font-size:12.5px;color:var(--muted)}
.pager-btns{display:flex;gap:6px;align-items:center}
.pager-btns button{
  min-width:30px;height:30px;border:1px solid #e2e7f0;background:#fff;border-radius:7px;cursor:pointer;
  font-size:12.5px;color:var(--text-2);padding:0 8px;
}
.pager-btns button:hover:not(:disabled){border-color:#cfd8e6;color:var(--text)}
.pager-btns button.on{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}
.pager-btns button:disabled{opacity:.45;cursor:not-allowed}

/* 响应式 */
@media (max-width:1200px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .grid-2{grid-template-columns:1fr}
}
@media (max-width:900px){
  .app{grid-template-columns:1fr}
  .sidebar{display:none}
  .login-card{grid-template-columns:1fr}
  .login-brand{display:none}
  .view{padding:18px 16px 50px}
  .topbar{padding:0 16px}
  .page-desc{display:none}
  .form-row{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;gap:12px}
}

/* ---------------------------------------------------------- 升级诊断 */
.diag-loading{padding:24px 4px;color:var(--muted);font-size:13px}
.diag-sum{
  border-radius:12px;padding:14px 16px;margin-bottom:14px;
  background:var(--panel-2);border:1px solid var(--line);
}
.diag-sum.is-ok{background:var(--success-l);border-color:#bfe6d1}
.diag-sum.is-no{background:var(--warn-l);border-color:#f3ddb7}
.diag-sum b{font-size:14px;display:block;margin-bottom:2px}
.diag-sum.is-ok b{color:#0b7d46}
.diag-sum.is-no b{color:#a35a05}
.diag-target{font-family:var(--mono);font-size:12.5px;color:#0b7d46}
.diag-hint{margin-top:6px;font-size:12.5px;color:var(--text-2);line-height:1.65}
.diag-meta{
  display:flex;flex-wrap:wrap;gap:6px 16px;margin-bottom:14px;
  padding:10px 14px;background:var(--panel-2);border-radius:10px;
  font-size:12.5px;color:var(--muted);
}
.diag-meta b{color:var(--text);font-family:var(--mono);font-weight:600}
.diag-list-h{
  font-size:12px;color:var(--muted);font-weight:600;
  letter-spacing:.3px;margin-bottom:8px;
}
.diag-list{display:flex;flex-direction:column;gap:8px}
.diag-empty{padding:14px;background:var(--panel-2);border-radius:10px;color:var(--muted);font-size:12.5px}
.diag-row{
  border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:var(--panel);
}
.diag-row.is-no{background:#fffdf9;border-color:#f3e3c8}
.diag-row-h{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.diag-row-h b{font-size:13px;font-weight:600}
.diag-dot{
  width:7px;height:7px;border-radius:50%;flex:none;
  background:var(--success);box-shadow:0 0 0 3px var(--success-l);
}
.diag-row.is-no .diag-dot{background:var(--warn);box-shadow:0 0 0 3px var(--warn-l)}
.diag-tag{
  font-family:var(--mono);font-size:11px;padding:1px 7px;border-radius:20px;
  background:var(--primary-l);color:var(--primary-d);
}
.diag-sub{font-size:11.5px;color:var(--muted);margin-left:auto}
.diag-reason{
  margin-top:7px;padding-left:15px;font-size:12.5px;color:#a35a05;line-height:1.6;
}
.diag-reason.ok{color:var(--success)}
.diag-note{
  margin-top:14px;font-size:11.5px;color:var(--muted);line-height:1.6;
  border-top:1px dashed var(--line);padding-top:10px;
}

/* ---------------------------------------------------------- 固件自检 */
.ver-tbl{margin-top:2px}
.ver-tbl td{padding:8px 12px;font-size:12.5px;vertical-align:middle}
.ver-tbl th{padding:8px 12px;font-size:11.5px}
.ver-tbl td.mono{font-family:var(--mono);font-size:11.5px;word-break:break-all}
.ver-yes{color:var(--success);font-weight:600;font-size:12px}
.ver-no{color:var(--danger);font-weight:600;font-size:12px}