:root{--bg:#0b1120;--panel:#111a2e;--panel2:#16213a;--text:#e8eefc;--muted:#91a0bc;--line:#243352;--accent:#4f8cff;--green:#28c281;--red:#ff5c68;--yellow:#f7c948}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text);display:flex;min-height:100vh}a{color:inherit;text-decoration:none}
.sidebar{width:230px;background:#08101f;border-right:1px solid var(--line);padding:22px 14px;position:fixed;top:0;bottom:0;left:0}.logo{font-size:24px;font-weight:800;padding:0 10px 24px}.logo span{color:var(--accent)}.logo small{display:block;font-size:12px;color:var(--muted);font-weight:500}
nav a{display:block;padding:11px 12px;margin:4px 0;border-radius:8px;color:#b8c5dd}nav a:hover,nav a.active{background:#15223c;color:#fff}.side-footer{position:absolute;bottom:18px;left:24px;color:var(--muted);font-size:13px}.side-footer a{color:#fff}
main{margin-left:230px;width:calc(100% - 230px);padding:24px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}h1,h2,h3{margin:0}header p{margin:5px 0 0;color:var(--muted)}
.badge{padding:8px 12px;border-radius:999px;font-size:12px;font-weight:700}.badge.ok{background:#123629;color:#6be2a8}.badge.off{background:#3a1820;color:#ff8991}
.cards{display:grid;grid-template-columns:repeat(5,minmax(150px,1fr));gap:14px;margin-bottom:18px}.card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px}.card{padding:18px}.card span{color:var(--muted);font-size:13px}.card strong{display:block;font-size:28px;margin-top:8px}.good{color:var(--green)}
.panel{padding:18px;margin-bottom:18px}.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.panel-head span{font-size:12px;color:var(--muted)}
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:11px 10px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.04em}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.dot.online{background:var(--green);box-shadow:0 0 8px var(--green)}.dot.offline{background:#64748b}.tag{font-size:11px;background:#1e3156;padding:4px 7px;border-radius:5px}
.btn{border:0;border-radius:8px;padding:10px 14px;background:#24395f;color:white;cursor:pointer;font-weight:700}.btn.primary{background:var(--accent)}.btn.danger{background:var(--red)}.btn.success{background:var(--green);color:#07140f}
.form-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;background:var(--panel2);padding:15px;border-radius:10px;margin-bottom:16px}.form-grid label,.login-card label{display:flex;flex-direction:column;gap:6px;color:var(--muted);font-size:12px}.form-grid input,.form-grid select,.login-card input{background:#0b1427;border:1px solid #2b3a58;color:#fff;padding:10px;border-radius:7px}.check{flex-direction:row!important;align-items:center}.hidden{display:none}.hint{grid-column:1/-1;color:var(--yellow);font-size:12px}
.install{display:grid;place-items:center;width:100%;background:radial-gradient(circle at top,#152b54,#080d18 58%)}.login-card{width:min(440px,92vw);background:var(--panel);padding:28px;border:1px solid var(--line);border-radius:16px;box-shadow:0 25px 70px #0008}.login-card form{display:grid;gap:14px}.login-card p{color:var(--muted)}.brand{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:var(--accent);font-weight:900;margin-bottom:14px}
.alert,.notice{padding:12px;border-radius:8px;margin:12px 0}.alert.danger{background:#4a1d25;color:#ffb5bb}.notice{background:#162844;color:#c7d8f4}.control-box{padding:20px;background:var(--panel2);border-radius:10px;margin-bottom:14px}code{color:#9dc0ff}
@media(max-width:1100px){.cards{grid-template-columns:repeat(2,1fr)}.form-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.sidebar{width:70px;padding:14px 8px}.sidebar .logo small,.sidebar nav a{font-size:0}.sidebar nav a:before{content:"•";font-size:22px}.side-footer{display:none}main{margin-left:70px;width:calc(100% - 70px);padding:14px}.cards{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}header{align-items:flex-start;gap:10px}.badge{white-space:nowrap}}