:root{--bg:#f5f7fb;--panel:#fff;--text:#172033;--muted:#778197;--line:#e8ebf2;--primary:#356cff;--primary2:#5c82ff;--danger:#e14a5b;--warning:#f5a524;--ok:#24a36a;--shadow:0 10px 30px rgba(20,35,70,.07);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--text)}*{box-sizing:border-box}body{margin:0;background:var(--bg)}button,input,select,textarea{font:inherit}.hidden{display:none!important}.app{min-height:100vh;display:flex}.sidebar{width:228px;background:#111827;color:#d7dbe5;padding:18px 14px;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}.brand{display:flex;gap:11px;align-items:center;padding:6px 8px 22px}.brand b{display:block;color:white;font-size:16px}.brand small{display:block;color:#7f899c;margin-top:2px}.brand-mark{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#356cff,#7c55ff);color:#fff;font-size:22px;font-weight:800;box-shadow:0 10px 24px rgba(53,108,255,.28)}.brand-mark.small{width:38px;height:38px;border-radius:11px;font-size:18px}.sidebar nav{display:grid;gap:6px}.nav{border:0;background:transparent;color:#9ea7b8;text-align:left;padding:12px 14px;border-radius:10px;cursor:pointer;transition:.18s;display:flex;justify-content:space-between}.nav:hover{background:#1b2433;color:#fff}.nav.active{background:#22304b;color:#fff}.nav.danger:hover{background:#3b2028;color:#ffb7bf}.sidebar-bottom{margin-top:auto}.main{margin-left:228px;width:calc(100% - 228px);padding:24px}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.topbar h2{margin:0;font-size:26px}.topbar p{margin:5px 0 0;color:var(--muted)}.top-actions{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px}.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:9px 14px;border-radius:9px;cursor:pointer;transition:.18s;font-weight:600}.btn:hover{transform:translateY(-1px);box-shadow:0 5px 14px rgba(20,35,70,.08)}.btn.primary{background:var(--primary);border-color:var(--primary);color:white}.btn.danger{background:#fff3f4;border-color:#ffd8dd;color:var(--danger)}.btn.warning{background:#fff8e8;border-color:#ffe1a4;color:#9d6800}.btn.ghost{background:transparent}.btn.full{width:100%}.btn.small{padding:6px 10px;font-size:12px}.grid{display:grid;gap:16px}.stats{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:16px}.stat,.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.stat{padding:18px}.stat .label{font-size:13px;color:var(--muted)}.stat .value{font-size:29px;font-weight:800;margin-top:8px}.stat .hint{font-size:12px;color:var(--muted);margin-top:5px}.panel{padding:18px;margin-bottom:16px}.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.panel-head h3{margin:0;font-size:17px}.panel-head p{margin:4px 0 0;color:var(--muted);font-size:13px}.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;min-width:800px}.table th,.table td{text-align:left;padding:12px 10px;border-top:1px solid var(--line);font-size:13px;vertical-align:middle}.table th{color:var(--muted);font-weight:650;background:#fbfcfe}.node-name{font-weight:700}.sub{color:var(--muted);font-size:12px;margin-top:3px}.status{display:inline-flex;gap:6px;align-items:center;font-size:12px;font-weight:700;padding:5px 9px;border-radius:999px}.status::before{content:"";width:7px;height:7px;border-radius:50%}.status.online{background:#eaf8f1;color:#18764d}.status.online::before{background:#24a36a}.status.offline{background:#fff0f1;color:#b92e42}.status.offline::before{background:#e14a5b}.status.pending{background:#fff7e5;color:#9c6a00}.status.pending::before{background:#f5a524}.status.disabled{background:#f0f2f6;color:#687184}.status.disabled::before{background:#8d96a8}.badge{min-width:20px;height:20px;border-radius:10px;background:var(--danger);color:#fff;display:inline-grid;place-items:center;font-size:11px;padding:0 6px}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#f5f7fb;border:1px solid var(--line);padding:10px;border-radius:9px;word-break:break-all;font-size:12px}.kpi-row{display:flex;gap:8px;align-items:center}.progress{height:6px;background:#edf0f5;border-radius:5px;overflow:hidden;width:110px}.progress i{display:block;height:100%;background:var(--primary);border-radius:5px}.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 0,#e9efff,transparent 36%),var(--bg)}.auth-card{width:min(420px,100%);background:#fff;padding:30px;border-radius:18px;border:1px solid var(--line);box-shadow:0 20px 60px rgba(31,51,96,.12)}.auth-card .brand-mark{margin-bottom:18px}.auth-card h1{margin:0;font-size:26px}.auth-card>p{color:var(--muted);margin:8px 0 22px}.auth-card label,.form-grid label{display:grid;gap:7px;font-size:13px;font-weight:600;margin-bottom:13px}.auth-card input,.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid #dce1eb;border-radius:9px;padding:10px 11px;outline:0;background:#fff}.auth-card input:focus,.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus{border-color:#88a6ff;box-shadow:0 0 0 3px rgba(53,108,255,.1)}.form-error{color:var(--danger);background:#fff0f1;border:1px solid #ffd9df;padding:10px;border-radius:8px;margin-top:10px;font-size:13px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.form-grid .span2{grid-column:1/-1}.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.42);backdrop-filter:blur(2px);display:grid;place-items:center;padding:20px;z-index:50}.modal{width:min(640px,100%);max-height:88vh;overflow:auto;background:#fff;border-radius:16px;box-shadow:0 24px 70px rgba(0,0,0,.2)}.modal.wide{width:min(920px,100%)}.modal-head{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border-bottom:1px solid var(--line)}.modal-head h3{margin:0}.modal-body{padding:20px}.modal-foot{display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--line)}.xbtn{border:0;background:#f3f5f8;border-radius:8px;width:32px;height:32px;cursor:pointer}.danger-note{padding:11px 12px;background:#fff4f4;border:1px solid #ffd5da;color:#a92f3f;border-radius:9px;font-size:13px;margin-bottom:14px}.info-note{padding:11px 12px;background:#f2f6ff;border:1px solid #dbe6ff;color:#31559d;border-radius:9px;font-size:13px;margin-bottom:14px}.toast-host{position:fixed;right:20px;top:20px;display:grid;gap:9px;z-index:100}.toast{width:min(370px,calc(100vw - 40px));padding:12px 14px;background:#fff;border:1px solid var(--line);border-left:4px solid var(--primary);border-radius:10px;box-shadow:0 12px 36px rgba(20,35,70,.18);animation:in .2s ease}.toast.ok{border-left-color:var(--ok)}.toast.error{border-left-color:var(--danger)}.toast.warn{border-left-color:var(--warning)}.toast b{display:block;font-size:13px}.toast span{display:block;color:var(--muted);font-size:12px;margin-top:3px;line-height:1.5}@keyframes in{from{transform:translateY(-8px);opacity:0}to{transform:none;opacity:1}}.empty{text-align:center;padding:45px 20px;color:var(--muted)}.empty b{display:block;color:var(--text);margin-bottom:6px}.alert-card{display:flex;gap:12px;align-items:flex-start;border-top:1px solid var(--line);padding:13px 0}.alert-dot{width:10px;height:10px;border-radius:50%;margin-top:5px;background:var(--warning)}.alert-card.critical .alert-dot{background:var(--danger)}.alert-card .body{flex:1}.alert-card h4{margin:0 0 4px}.alert-card p{margin:0;color:var(--muted);font-size:13px}.tabs{display:flex;gap:6px;margin-bottom:12px}.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 10px;font-size:12px;cursor:pointer}.chip.active{background:#eef3ff;border-color:#cddaff;color:#2d58c4}.config-editor{min-height:330px;font:12px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.muted{color:var(--muted)}@media(max-width:900px){.sidebar{width:76px;padding:14px 8px}.brand>div:last-child{display:none}.nav{justify-content:center;font-size:0;padding:13px 6px}.nav::first-letter{font-size:14px}.main{margin-left:76px;width:calc(100% - 76px);padding:16px}.stats{grid-template-columns:1fr 1fr}.topbar{align-items:flex-start}.top-actions #clock{display:none}}@media(max-width:620px){.stats{grid-template-columns:1fr}.main{padding:12px}.topbar h2{font-size:22px}.form-grid{grid-template-columns:1fr}.form-grid .span2{grid-column:auto}.modal-backdrop{padding:10px}}