*{box-sizing:border-box}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;margin:0;background:#f8fafc;color:#0f172a}
a{color:#2563eb;text-decoration:none} a:hover{text-decoration:underline}
.hidden{display:none!important}
.muted{color:#64748b}.small{font-size:12px}.center{text-align:center}.left{text-align:left}.error{color:#dc2626;min-height:18px}
.logo{font-weight:800;font-size:20px;letter-spacing:-.5px;display:flex;align-items:center;gap:8px}.logo span{color:#16a34a}
.link-icon{display:inline-flex;align-items:center;gap:4px}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;padding:6px}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 24px;background:#fff;border-bottom:1px solid #e2e8f0;position:sticky;top:0;z-index:10}
.topbar nav{display:flex;gap:14px;align-items:center}
.container{max-width:1000px;margin:24px auto;padding:0 16px 64px;display:grid;gap:20px}
.container.narrow{max-width:760px}
.card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:20px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.card h2{margin:0 0 12px;font-size:16px}
.btn{border:1px solid #cbd5e1;background:#fff;padding:7px 13px;border-radius:8px;cursor:pointer;font-size:13px}
.btn:hover{background:#f1f5f9}.btn.primary{background:#0f172a;color:#fff;border-color:#0f172a}.btn.primary:hover{background:#1e293b}.btn.ghost{border-color:transparent}.btn.full{width:100%}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:14px}
.stat span{display:block;font-size:22px;font-weight:800}.stat label{font-size:12px;color:#64748b}.stat.up span{color:#16a34a}.stat.down span{color:#dc2626}
.list{display:grid;gap:8px}
.row-item{display:flex;gap:12px;align-items:center;padding:10px 12px;border:1px solid #e2e8f0;border-radius:8px;background:#fff}
.row-item>span:first-child{flex-shrink:0}
.badge{font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px;letter-spacing:.4px}
.badge.up{background:#dcfce7;color:#166534}.badge.down{background:#fee2e2;color:#991b1b}.badge.unknown,.badge.degraded{background:#fef3c7;color:#92400e}
.actions{margin-left:auto;display:flex;gap:6px}
.row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}.row.end{display:flex;justify-content:flex-end;gap:8px}
label{display:block;font-size:13px;margin:10px 0;color:#334155}label input,label select{width:100%;margin-top:4px;padding:8px 10px;border:1px solid #cbd5e1;border-radius:8px;font-size:14px}
label.check{display:flex;gap:8px;align-items:center}label.check input{width:auto}
fieldset{border:1px solid #e2e8f0;border-radius:8px;margin:12px 0}legend{font-size:13px;padding:0 6px}
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.auth-card{width:420px;max-width:100%}.tabs{display:flex;gap:8px;margin:14px 0}.tab{flex:1;padding:7px;border-radius:8px;border:1px solid #cbd5e1;background:#fff;cursor:pointer}.tab.active{background:#0f172a;color:#fff}
.modal{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}
.modal-card{width:640px;max-width:100%;max-height:90vh;overflow:auto}
.toast{position:fixed;bottom:20px;right:20px;background:#0f172a;color:#fff;padding:10px 16px;border-radius:8px;font-size:13px;z-index:99}
pre{background:#f8fafc;padding:12px;border-radius:8px;overflow:auto}
@media(max-width:640px){.stats{grid-template-columns:repeat(2,1fr)}.row{grid-template-columns:1fr}}