:root{
  --bg:#0b1220; --panel:#111827; --panel2:#0f172a; --line:#1f2937;
  --text:#e5e7eb; --muted:#94a3b8; --brand:#2563eb; --brand2:#1d4ed8;
  --ok:#22c55e; --warn:#f59e0b; --bad:#ef4444;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","Segoe UI",system-ui,sans-serif;font-size:14px}
a{color:#93c5fd;text-decoration:none}
a:hover{text-decoration:underline}

/* ===== 布局 ===== */
.wrap{display:flex;min-height:100vh}
.side{width:220px;background:var(--panel);border-right:1px solid var(--line);padding:18px 12px;flex-shrink:0}
.side .logo{font-size:16px;font-weight:700;padding:8px 10px 18px;color:#fff;letter-spacing:1px}
.side .logo .brand{display:block;line-height:1.25}
.side .logo small{display:block;font-size:11px;color:var(--muted);font-weight:400;letter-spacing:0;margin-top:6px;line-height:1.4}
.side a.nav{display:block;padding:9px 12px;margin:2px 0;border-radius:8px;color:#cbd5e1;font-size:14px;white-space:nowrap}
.side a.nav:hover{background:#1f2937;text-decoration:none}
.side a.nav.active{background:var(--brand);color:#fff}
.side .foot{margin-top:24px;padding:10px;font-size:12px;color:var(--muted);border-top:1px solid var(--line)}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{height:56px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 22px;background:var(--panel2);gap:12px}
.topbar h2{margin:0;font-size:17px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar .right{display:flex;align-items:center;gap:14px;color:var(--muted);font-size:13px;margin-left:auto}
.content{padding:22px;flex:1;min-width:0}

/* 侧栏抽屉（窄屏） */
.hamburger{display:none;cursor:pointer;font-size:20px;color:var(--text);user-select:none}
.mask{display:none}

/* ===== 卡片 / 统计 ===== */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:20px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.card .k{color:var(--muted);font-size:13px}
.card .v{font-size:26px;font-weight:700;margin-top:6px}
.card.ok .v{color:var(--ok)} .card.warn .v{color:var(--warn)} .card.bad .v{color:var(--bad)}

.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-bottom:18px;overflow:hidden}
.panel .hd{padding:12px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.panel .hd h3{margin:0;font-size:15px}
.panel .bd{padding:16px}

/* ===== 表格 ===== */
.table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
table.tb{width:100%;border-collapse:collapse;font-size:13px}
table.tb th,table.tb td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
table.tb th{color:var(--muted);font-weight:600;background:#0d1526;position:sticky;top:0;white-space:nowrap}
table.tb tbody tr:hover{background:#0f1a2e}
.code{font-family:Consolas,Menlo,monospace;background:#1e293b;color:#fbbf24;padding:2px 7px;border-radius:6px;letter-spacing:1px;font-weight:700}
.ops{white-space:nowrap}
.ops form{display:inline}

/* ===== 徽章 / 标签 ===== */
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;line-height:18px}
.badge.on{background:#14532d;color:#86efac}
.badge.off{background:#3f3f46;color:#d4d4d8}
.badge.warn{background:#78350f;color:#fcd34d}
.badge.danger{background:#7f1d1d;color:#fca5a5}
.badge.info{background:#1e3a8a;color:#bfdbfe}
.badge.primary{background:#1d4ed8;color:#dbeafe}
.tag{display:inline-block;padding:3px 10px;border-radius:8px;background:#1e293b;color:#cbd5e1;font-size:12px;margin:2px 4px 2px 0}

/* ===== 表单 ===== */
input[type=text],input[type=password],input[type=number],input[type=search],input[type=url],select,textarea{
  background:#0b1220;border:1px solid #334155;color:var(--text);border-radius:8px;padding:8px 11px;font-size:13px;font-family:inherit;max-width:100%}
textarea{width:100%;min-height:70px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand)}
button,.btn{background:var(--brand);color:#fff;border:0;border-radius:8px;padding:8px 15px;font-size:13px;cursor:pointer;font-family:inherit;white-space:nowrap}
button:hover,.btn:hover{background:var(--brand2);text-decoration:none}
.btn.gray{background:#334155}.btn.gray:hover{background:#475569}
.btn.danger{background:#b91c1c}.btn.danger:hover{background:#991b1b}
.btn.ok{background:#15803d}.btn.ok:hover{background:#166534}
.btn.small{padding:5px 10px;font-size:12px}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.toolbar .sp{flex:1}
.muted{color:var(--muted)}
.chk{display:flex;align-items:center;gap:7px;font-size:13px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px 16px}
.form-grid label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted)}
.form-grid label.span2{grid-column:span 2}
.form-grid input,.form-grid select{width:100%}
.kv{display:grid;grid-template-columns:150px 1fr;gap:8px 14px;font-size:13px}
.kv .k{color:var(--muted)}
.pager{display:flex;gap:6px;align-items:center;padding:14px;flex-wrap:wrap}
.pager a,.pager span{padding:5px 11px;border-radius:7px;background:#0d1526;border:1px solid var(--line);font-size:13px}
.pager a:hover{background:#1e293b;text-decoration:none}
.pager .cur{background:var(--brand);border-color:var(--brand);color:#fff}
.empty{padding:34px;text-align:center;color:var(--muted)}
.bar{height:7px;border-radius:4px;background:#1f2937;overflow:hidden;min-width:80px}
.bar i{display:block;height:100%;background:var(--brand)}
.bar i.hot{background:var(--bad)}
.tl{list-style:none;margin:0;padding:0}
.tl li{padding:9px 0;border-bottom:1px dashed #1f2937;display:flex;gap:10px;font-size:13px}
.tl .t{color:var(--muted);white-space:nowrap}
.tip{background:#0d1526;border:1px solid var(--line);border-left:3px solid var(--brand);padding:10px 14px;border-radius:6px;color:#cbd5e1;font-size:13px;margin-bottom:16px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}

/* ===== 列表三行预览（设备表格内） ===== */
.dev-l1{display:flex;align-items:center;gap:8px;flex-wrap:wrap;line-height:20px}
.dev-l1 .name{font-weight:600}
.dev-l2{color:var(--muted);font-size:12px;margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:520px}
.dev-l3{color:var(--muted);font-size:12px;margin-top:2px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
tr.row-off td{opacity:.72}
.lv2{color:#93c5fd;padding-left:18px}

/* ===== 设备列表（需求8）===== */
.dev-name{display:flex;flex-direction:column;gap:4px}
.dev-name b{font-size:14px}
.dev-name .name-line{display:flex;align-items:center;gap:8px}
.dot{width:9px;height:9px;border-radius:50%;flex:none;display:inline-block;background:#71717a}
.dot.on{background:var(--ok);box-shadow:0 0 0 3px rgba(34,197,94,.18)}
.dot.off{background:#71717a}
.dev-sub{margin-top:5px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.lnk{color:var(--brand);cursor:pointer;background:none;border:none;padding:0;font-size:12px}
.lnk:hover{text-decoration:underline}
.lnk.danger{color:var(--bad)}
.perf{display:flex;flex-direction:column;gap:6px}
.perf-row{display:flex;align-items:center;gap:8px}
.perf-row .pl{width:34px;color:var(--muted);font-size:12px;flex:none}
.perf-row .bar{flex:1}
.perf-row b{width:42px;text-align:right;font-size:12px;flex:none}
.ops3{display:flex;flex-wrap:wrap;gap:6px;align-content:flex-start}
.ops3>*{margin:0}
.ops3 form{flex:1 1 64px;min-width:64px}
.ops3 a{flex:1 1 64px;min-width:64px;text-align:center}
.ops3 .btn{width:100%;text-align:center}
.mini{display:inline-flex;align-items:center;gap:4px;font-size:12px;color:var(--muted)}
.mini input{width:64px}

/* ===== 分页增强 ===== */
.pager .total{color:var(--muted);font-size:13px;margin-right:6px}
.pager .dots{padding:5px 7px;border:none;background:none}
.pager .pjump{margin-left:10px}
.pager select,.pager input{font-size:13px}

/* ===== 弹窗（应用编辑）===== */
.modal{display:none;position:fixed;inset:0;background:rgba(2,6,23,.66);z-index:50;align-items:center;justify-content:center;padding:20px}
.modal.show{display:flex}
.modal-box{background:#0b1220;border:1px solid var(--line);border-radius:14px;width:min(560px,94vw);max-height:92vh;overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.modal-hd{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);font-size:15px;font-weight:600}
.modal-hd .x{background:none;border:none;color:var(--muted);font-size:22px;line-height:1;cursor:pointer}
.modal-bd{padding:18px}
.dev-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:14px;padding:14px}
.dev-card{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:14px 16px;display:flex;flex-direction:column;gap:8px;min-width:0}
.dev-card:hover{border-color:#334155}
.dev-card.off{opacity:.72}
.dev-row1{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.dev-row1 .name{font-size:15px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.dev-row1 .host{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.dev-row2{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted);align-items:center}
.dev-row3{display:flex;gap:8px;flex-wrap:wrap;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted)}
.dev-card .ops{display:flex;gap:6px;flex-wrap:wrap}
.dev-card select{max-width:120px}
.dev-load{min-width:120px;flex:1}

/* ===== 应用市场：分类树 ===== */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}
.cat-item{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.cat-item .top{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.cat-item .subs{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.cat-item .subs .tag{background:#243b6b;color:#bfdbfe}

/* ===== 自适应断点 ===== */
@media (max-width:1600px){
  .dev-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
}
@media (max-width:1280px){
  .content{padding:18px}
  .dev-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
}
@media (max-width:1000px){
  .grid2{grid-template-columns:1fr}
  .form-grid label.span2{grid-column:span 1}
}
@media (max-width:860px){
  .wrap{position:relative}
  .side{position:fixed;left:0;top:0;bottom:0;z-index:60;transform:translateX(-100%);transition:transform .22s ease;width:230px;box-shadow:0 0 40px rgba(0,0,0,.5)}
  .nav-toggle:checked ~ .wrap .side{transform:translateX(0)}
  .nav-toggle:checked ~ .wrap .mask{display:block;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:50}
  .hamburger{display:block}
  .content{padding:14px}
  .topbar{padding:0 14px}
  .topbar .right .phone{display:none}
  .dev-grid{grid-template-columns:1fr}
  .kv{grid-template-columns:110px 1fr}
}
@media (max-width:600px){
  .topbar h2{font-size:15px}
  #clock{display:none}
  .toolbar{gap:8px}
  .cat-grid{grid-template-columns:1fr}
}