:root{--g:#16a34a;--g2:#15803d;--gl:#dcfce7;--bg:#f4f6f5;--card:#fff;--t:#0f172a;--m:#64748b;--b:#e5e7eb;--r:#dc2626;--rl:#fee2e2;--y:#d97706;--yl:#fef3c7;--bl:#2563eb}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,"Segoe UI",Roboto,Inter,sans-serif;background:var(--bg);color:var(--t);font-size:15px}
a{color:var(--g2);text-decoration:none}
button{font:inherit;cursor:pointer}
.top{background:#0f2a1a;color:#fff;display:flex;align-items:center;gap:18px;padding:0 20px;height:56px;position:sticky;top:0;z-index:5}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;letter-spacing:.6px;font-size:18px}
.brand svg{width:24px;height:24px}
.brand small{font-weight:600;font-size:11px;background:#facc15;color:#422006;padding:2px 6px;border-radius:5px;letter-spacing:0}
.nav{display:flex;gap:4px;flex:1}
.nav a{color:#cbd5e1;padding:8px 12px;border-radius:8px;font-size:14px}
.nav a.on,.nav a:hover{background:rgba(255,255,255,.1);color:#fff}
.top .user{font-size:13px;color:#cbd5e1;display:flex;gap:12px;align-items:center}
.top .user button{background:none;border:1px solid #475569;color:#e2e8f0;border-radius:7px;padding:5px 10px;font-size:13px}
main{max-width:1200px;margin:0 auto;padding:20px}
h1{font-size:22px;margin:4px 0 16px}
h2{font-size:14px;text-transform:uppercase;letter-spacing:.6px;color:var(--m);margin:0 0 12px;font-weight:600}
.card{background:var(--card);border-radius:14px;box-shadow:0 1px 3px rgba(0,0,0,.06);padding:18px;margin-bottom:16px}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
.g2{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.kpi .v{font-size:26px;font-weight:700;margin-top:4px}
.kpi .l{font-size:12px;color:var(--m);text-transform:uppercase;letter-spacing:.5px}
.kpi .s{font-size:13px;color:var(--m);margin-top:2px}
.muted{color:var(--m)}.small{font-size:13px}
.chip{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;padding:3px 9px;border-radius:999px;background:#f1f5f9;color:#334155;white-space:nowrap}
.chip.on{background:var(--gl);color:var(--g2)}.chip.off{background:#f1f5f9;color:#64748b}
.chip.err{background:var(--rl);color:var(--r)}.chip.warn{background:var(--yl);color:var(--y)}
.dot{width:8px;height:8px;border-radius:50%;background:#94a3b8;display:inline-block}.dot.on{background:var(--g)}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:12px;color:var(--m);font-weight:600;text-transform:uppercase;letter-spacing:.4px;padding:8px 10px;border-bottom:1px solid var(--b)}
td{padding:10px;border-bottom:1px solid #f1f5f9}
tr.click{cursor:pointer}tr.click:hover td{background:#f8fafc}
.soc{display:inline-block;width:70px;height:8px;background:#e5e7eb;border-radius:4px;overflow:hidden;vertical-align:middle;margin-right:6px}
.soc i{display:block;height:100%;background:var(--g)}
input,select,textarea{font:inherit;padding:9px 11px;border:1px solid #d1d5db;border-radius:9px;background:#fff;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid #bbf7d0;border-color:var(--g)}
label{display:block;font-size:13px;color:var(--m);margin:10px 0 4px}
.btn{background:var(--g);color:#fff;border:0;border-radius:9px;padding:9px 16px;font-weight:600}
.btn:hover{background:var(--g2)}.btn:disabled{opacity:.5}
.btn.sec{background:#fff;color:var(--t);border:1px solid #d1d5db}
.btn.danger{background:var(--r)}
.btn.sm{padding:5px 10px;font-size:13px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.sp{flex:1}
.login{max-width:380px;margin:9vh auto}
.login .card{padding:28px}
.login .brand{color:var(--t);justify-content:center;font-size:24px;margin-bottom:6px}
.err-box{background:var(--rl);color:var(--r);padding:10px 12px;border-radius:9px;font-size:14px;margin-top:10px}
.ok-box{background:var(--gl);color:var(--g2);padding:10px 12px;border-radius:9px;font-size:14px;margin-top:10px}
.alarm{background:var(--rl);color:var(--r);border-radius:12px;padding:12px 16px;margin-bottom:16px;font-weight:600}
.ring{position:relative;width:150px;height:150px;margin:0 auto}
.ring svg{transform:rotate(-90deg)}
.ring .c{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.ring .c b{font-size:34px}.ring .c span{font-size:12px;color:var(--m)}
.cells{display:grid;grid-template-columns:repeat(auto-fill,minmax(64px,1fr));gap:8px}
.cell{border:1px solid var(--b);border-radius:9px;padding:6px 4px;text-align:center;font-size:12px;position:relative;overflow:hidden}
.cell b{display:block;font-size:14px;position:relative}.cell span{color:var(--m);position:relative}
.cell .lvl{position:absolute;left:0;right:0;bottom:0;background:#dcfce7}
.cell.max{border-color:#2563eb}.cell.min{border-color:#d97706}
.tabs{display:flex;gap:4px}.tabs button{border:1px solid #d1d5db;background:#fff;border-radius:8px;padding:5px 11px;font-size:13px}
.tabs button.on{background:var(--t);color:#fff;border-color:var(--t)}
.chart{position:relative;height:260px}
.ev{display:flex;gap:10px;padding:8px 0;border-bottom:1px solid #f1f5f9;font-size:14px}
.ev time{color:var(--m);font-size:12px;min-width:120px}
.ctl{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:8px}
.ctl .it{display:flex;align-items:center;gap:8px;border:1px solid #f1f5f9;border-radius:9px;padding:7px 10px;font-size:13px}
.ctl .it .n{flex:1}.ctl input{width:90px;padding:5px 7px}
.sw{width:42px;height:24px;border-radius:12px;background:#cbd5e1;border:0;position:relative;flex:none}
.sw::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.15s}
.sw.on{background:var(--g)}.sw.on::after{left:21px}
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:center;justify-content:center;z-index:20;padding:16px}
.modal{background:#fff;border-radius:14px;max-width:560px;width:100%;padding:22px;max-height:90vh;overflow:auto}
pre{background:#0f172a;color:#e2e8f0;padding:12px;border-radius:9px;font-size:12px;overflow:auto}
.devcard{cursor:pointer}.devcard:hover{box-shadow:0 4px 14px rgba(0,0,0,.08)}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#0f172a;color:#fff;padding:10px 18px;border-radius:9px;z-index:30;font-size:14px}
@media(max-width:700px){main{padding:12px}.top{padding:0 12px;gap:8px}.nav a{padding:6px 8px}.top .user span{display:none}.hide-m{display:none}}