:root{
  --bg:#eef3fb; --card:#ffffff; --sidebar:#ffffff; --text:#1e293b; --muted:#64748b;
  --border:#e5eaf2; --primary:#16a34a; --primary-light:#dcfce7; --blue:#2563eb; --blue-light:#dbeafe;
  --red:#dc2626; --red-light:#fee2e2; --orange:#ea580c; --orange-light:#ffedd5; --yellow:#ca8a04; --yellow-light:#fef9c3;
  --radius:16px; --shadow:0 2px 10px rgba(30,41,59,0.06);
}
*{box-sizing:border-box;}
body{margin:0;font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);}
a{text-decoration:none;color:inherit;}
button{font-family:inherit;cursor:pointer;}
.app{display:flex;min-height:100vh;}

/* Sidebar */
.sidebar{width:250px;background:var(--sidebar);border-right:1px solid var(--border);padding:20px 14px;position:sticky;top:0;height:100vh;overflow-y:auto;flex-shrink:0;}
.brand{display:flex;align-items:center;gap:10px;padding:6px 10px 18px;}
.brand .logo{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,#16a34a,#22c55e);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;}
.brand .name{font-weight:700;font-size:16px;line-height:1.1;}
.brand .sub{font-size:10px;color:var(--muted);letter-spacing:.05em;}
.nav-group{margin-top:18px;}
.nav-group-title{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding:0 10px 8px;font-weight:600;}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px;color:#334155;font-size:14px;margin-bottom:2px;}
.nav-item:hover{background:#f1f5f9;}
.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600;}
.nav-item .ic{width:18px;text-align:center;}
.nav-dashboard{background:var(--primary-light);color:var(--primary);font-weight:600;border-radius:10px;padding:9px 10px;display:flex;align-items:center;gap:10px;margin-bottom:4px;}

/* Main */
.main{flex:1;min-width:0;}
.topbar{display:flex;align-items:center;gap:16px;padding:16px 28px;background:transparent;}
.topbar .search{flex:1;max-width:520px;display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--border);border-radius:12px;padding:10px 14px;color:var(--muted);}
.topbar .search input{border:none;outline:none;flex:1;font-size:14px;background:transparent;}
.topbar-spacer{flex:1;}
.icon-btn{position:relative;width:38px;height:38px;border-radius:10px;background:#fff;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;}
.icon-btn .badge{position:absolute;top:-4px;right:-4px;background:var(--primary);color:#fff;font-size:10px;border-radius:10px;padding:1px 5px;font-weight:700;}
.user-chip{display:flex;align-items:center;gap:8px;padding:4px 10px 4px 4px;border-radius:12px;background:#fff;border:1px solid var(--border);}
.avatar{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#16a34a);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;}
.user-chip .uname{font-size:13px;font-weight:600;}
.user-chip .urole{font-size:11px;color:var(--muted);}

.content{padding:6px 28px 40px;}
.page-header{margin-bottom:18px;}
.page-header h1{font-size:22px;margin:0 0 4px;}
.page-header p{margin:0;color:var(--muted);font-size:13px;}

.hero{background:linear-gradient(120deg,#eaf7f0,#eaf1fb);border-radius:20px;padding:24px 28px;margin-bottom:20px;display:flex;justify-content:space-between;align-items:center;}
.hero h2{margin:0 0 4px;font-size:24px;}
.hero p{margin:0;color:var(--muted);font-size:13px;}
.hero .date{color:var(--muted);font-size:13px;text-align:right;}
.live-dot{display:inline-flex;align-items:center;gap:6px;background:#dcfce7;color:var(--primary);font-size:12px;font-weight:600;padding:3px 10px;border-radius:20px;}
.live-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--primary);}

.cards-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:20px;}
.stat-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;}
.stat-card .label{color:var(--muted);font-size:13px;margin-bottom:8px;}
.stat-card .value{font-size:26px;font-weight:700;}
.stat-card .delta{font-size:12px;font-weight:600;margin-left:6px;}
.delta.up{color:var(--primary);} .delta.down{color:var(--red);}
.stat-card .foot{font-size:12px;color:var(--muted);margin-top:6px;}

.grid-3{display:grid;grid-template-columns:2fr 1fr 1fr;gap:16px;margin-bottom:20px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px;}
@media(max-width:1100px){.grid-3,.grid-2{grid-template-columns:1fr;}}

.panel{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;}
.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;}
.panel-head h3{margin:0;font-size:15px;}
.panel-head .link{color:var(--blue);font-size:13px;font-weight:600;}

.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:12px;font-size:13px;}
.bar-row .bname{width:100px;color:var(--muted);}
.bar-track{flex:1;height:8px;background:#f1f5f9;border-radius:6px;overflow:hidden;}
.bar-fill{height:100%;border-radius:6px;}
.bar-row .bcount{width:28px;text-align:right;font-weight:600;}

.list-item{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);}
.list-item:last-child{border-bottom:none;}
.list-icon{width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;}
.list-item .title{font-size:13.5px;font-weight:600;}
.list-item .sub{font-size:12px;color:var(--muted);}
.list-item .right{margin-left:auto;text-align:right;}

.badge{display:inline-block;padding:2px 10px;border-radius:20px;font-size:11.5px;font-weight:700;}
.badge.Critical{background:var(--red-light);color:var(--red);}
.badge.High{background:var(--orange-light);color:var(--orange);}
.badge.Medium{background:var(--yellow-light);color:var(--yellow);}
.badge.Low{background:var(--primary-light);color:var(--primary);}
.badge.Open{background:var(--red-light);color:var(--red);}
.badge.Active{background:var(--primary-light);color:var(--primary);}
.badge.Connected{background:var(--primary-light);color:var(--primary);}
.badge.Disconnected{background:#f1f5f9;color:var(--muted);}
.badge.Resolved,.badge.Compliant,.badge.Installed,.badge.Done{background:var(--primary-light);color:var(--primary);}
.badge.Inactive,.badge.Failed,.badge\.Non-Compliant{background:var(--red-light);color:var(--red);}
.badge.InProgress,.badge.Pending,.badge.Scheduled,.badge.Maintenance{background:var(--blue-light);color:var(--blue);}

.quick-row{display:flex;gap:12px;flex-wrap:wrap;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 20px;}
.quick-btn{display:flex;align-items:center;gap:8px;background:#f8fafc;border:1px solid var(--border);padding:9px 14px;border-radius:12px;font-size:13px;font-weight:600;color:#334155;}
.quick-btn:hover{background:#eef2f7;}

/* Table module pages */
.toolbar{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap;}
.toolbar input[type=text]{flex:1;min-width:200px;padding:10px 14px;border-radius:10px;border:1px solid var(--border);font-size:13px;outline:none;background:#fff;}
.toolbar select{padding:10px 12px;border-radius:10px;border:1px solid var(--border);font-size:13px;background:#fff;}
.btn{padding:10px 16px;border-radius:10px;border:none;font-size:13px;font-weight:700;background:var(--primary);color:#fff;}
.btn.secondary{background:#fff;border:1px solid var(--border);color:#334155;}
.btn.danger{background:var(--red);color:#fff;}
.btn:disabled{opacity:.5;cursor:not-allowed;}

table{width:100%;border-collapse:collapse;background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
thead th{text-align:left;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;padding:12px 14px;border-bottom:1px solid var(--border);background:#f8fafc;}
tbody td{padding:12px 14px;font-size:13.5px;border-bottom:1px solid var(--border);}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:#f8fafc;}
.row-actions{display:flex;gap:8px;}
.icon-link{color:var(--blue);font-size:12.5px;font-weight:600;}
.icon-link.del{color:var(--red);}
.muted{color:var(--muted);}
.empty-state{padding:40px;text-align:center;color:var(--muted);background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);}

/* Modal */
.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:center;justify-content:center;z-index:50;}
.modal{background:#fff;border-radius:16px;padding:22px;width:420px;max-width:92vw;max-height:88vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.25);}
.modal h3{margin:0 0 14px;}
.field{margin-bottom:12px;}
.field label{display:block;font-size:12.5px;font-weight:600;margin-bottom:5px;color:#334155;}
.field input,.field select,.field textarea{width:100%;padding:9px 12px;border-radius:9px;border:1px solid var(--border);font-size:13.5px;outline:none;font-family:inherit;}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px;}
.toast{position:fixed;bottom:20px;right:20px;background:#1e293b;color:#fff;padding:12px 18px;border-radius:10px;font-size:13.5px;box-shadow:0 10px 30px rgba(0,0,0,.25);z-index:100;}
.toast.err{background:var(--red);}

/* Login page */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#eaf7f0,#eaf1fb);}
.login-card{background:#fff;border-radius:20px;box-shadow:0 20px 60px rgba(30,41,59,.12);padding:36px 34px;width:380px;max-width:92vw;}
.login-card .brand{justify-content:center;padding-bottom:8px;}
.login-card h1{font-size:19px;text-align:center;margin:8px 0 2px;}
.login-card p{text-align:center;color:var(--muted);font-size:13px;margin:0 0 20px;}
.login-card .field{margin-bottom:14px;}
.login-card .btn{width:100%;padding:11px;font-size:14px;}
.login-err{background:var(--red-light);color:var(--red);font-size:12.5px;padding:8px 12px;border-radius:8px;margin-bottom:12px;display:none;}
.hint{font-size:11.5px;color:var(--muted);margin-top:16px;text-align:center;line-height:1.6;}

.small-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;}
.mini-stat{background:#f8fafc;border-radius:12px;padding:12px 14px;}
.mini-stat .v{font-size:18px;font-weight:700;}
.mini-stat .l{font-size:11.5px;color:var(--muted);}

.role-pill{padding:2px 9px;border-radius:20px;font-size:11px;font-weight:700;}
.role-pill.admin{background:#e0e7ff;color:#4338ca;}
.role-pill.subadmin{background:#f1f5f9;color:#475569;}

@media(max-width:900px){
  .sidebar{position:fixed;left:-260px;transition:left .2s;z-index:60;background:#fff;}
  .sidebar.open{left:0;}
  .grid-3,.grid-2{grid-template-columns:1fr;}
}