:root{
  --bg:#f4f7fb;
  --panel:#ffffff;
  --panel-soft:#f8fafc;
  --border:#e6ebf2;
  --text:#162033;
  --muted:#718096;
  --primary:#5a7cf0;
  --primary-soft:#eef2ff;
  --success:#1fa56b;
  --danger:#e45871;
  --shadow:0 8px 24px rgba(30,50,90,.07);
  --radius:16px;
}
*{box-sizing:border-box}
html{font-size:14px}
body{
  margin:0;
  font-family:Arial,Tahoma,sans-serif;
  background:var(--bg);
  color:var(--text);
}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.app{min-height:100vh}
.sidebar{
  position:fixed;
  right:0;
  top:0;
  bottom:0;
  width:220px;
  background:#fff;
  border-left:1px solid var(--border);
  padding:16px 12px;
  z-index:50;
  display:flex;
  flex-direction:column;
  transition:.22s ease;
}
.brand{display:flex;gap:10px;align-items:center;padding:4px 4px 20px}
.logo{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,#6b8df5,#8b7df0);
  color:#fff;display:grid;place-items:center;font-weight:700;
}
.brand strong{display:block;font-size:14px}
.brand small{color:var(--muted);font-size:11px}
nav{display:grid;gap:6px}
.nav-btn{
  border:0;background:transparent;text-align:right;
  padding:11px 12px;border-radius:11px;color:var(--muted);
}
.nav-btn:hover,.nav-btn.active{
  background:var(--primary-soft);
  color:var(--primary);
  font-weight:700;
}
.connection{
  margin-top:auto;
  display:flex;align-items:center;gap:8px;
  color:var(--muted);padding:10px 4px;
}
.connection span{
  width:9px;height:9px;border-radius:50%;background:#f2a6b4;
}
.connection span.ok{background:#76d4a8}
.main{margin-right:220px;min-height:100vh}
.topbar{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;gap:12px;
  min-height:68px;padding:10px 18px;
  background:rgba(244,247,251,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.topbar>div{flex:1}
.topbar h1{margin:0;font-size:18px}
.topbar p{margin:3px 0 0;color:var(--muted);font-size:11px}
.icon-btn,.primary-btn,.secondary-btn,.link-btn{
  border:0;border-radius:11px;padding:10px 14px;
}
.icon-btn{
  width:38px;height:38px;padding:0;
  background:#fff;border:1px solid var(--border);
}
.primary-btn{
  background:var(--primary);color:#fff;font-weight:700;
  box-shadow:0 5px 14px rgba(90,124,240,.16);
}
.secondary-btn{background:#eef1f6;color:var(--text)}
.link-btn{background:transparent;color:var(--primary);padding:4px}
#menuBtn{display:none}
.view{display:none;padding:18px}
.view.active{display:block}
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:12px;
}
.stats article{
  background:var(--panel);border:1px solid var(--border);
  border-radius:var(--radius);padding:15px;box-shadow:var(--shadow);
}
.stats span{display:block;color:var(--muted);font-size:11px}
.stats strong{display:block;font-size:22px;margin-top:5px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}
.panel{
  background:var(--panel);border:1px solid var(--border);
  border-radius:var(--radius);padding:15px;box-shadow:var(--shadow);
}
.panel h2{font-size:15px;margin:0 0 12px}
.panel-head{display:flex;align-items:center;justify-content:space-between}
.list{display:grid;gap:8px}
.item{
  display:flex;align-items:center;gap:10px;
  padding:10px;border-radius:12px;background:var(--panel-soft);
  border:1px solid var(--border);
}
.item .info{flex:1;min-width:0}
.item strong{display:block;font-size:12px}
.item small{display:block;color:var(--muted);font-size:10px;margin-top:2px}
.empty{color:var(--muted);font-size:11px;text-align:center;padding:22px}
.toolbar{
  display:grid;grid-template-columns:1fr 160px 140px auto;
  gap:8px;margin-bottom:12px;
}
input,select,textarea{
  width:100%;border:1px solid var(--border);
  background:#fff;color:var(--text);
  border-radius:10px;padding:10px 11px;outline:none;
}
input:focus,select:focus,textarea:focus{
  border-color:#aab8f7;
  box-shadow:0 0 0 3px rgba(90,124,240,.08);
}
.table-wrap{
  overflow:auto;background:#fff;
  border:1px solid var(--border);border-radius:14px;
}
table{width:100%;border-collapse:collapse;min-width:860px}
th,td{
  padding:10px;border-bottom:1px solid var(--border);
  text-align:right;font-size:11px;
}
th{color:var(--muted);background:#fafbfd}
.status{
  display:inline-block;padding:5px 8px;border-radius:999px;
  background:#e9f8f1;color:var(--success);font-size:10px;
}
.status.off{background:#fff0f3;color:var(--danger)}
.actions button{
  border:1px solid var(--border);background:#fff;
  border-radius:8px;padding:6px 8px;font-size:10px;
}
.cards{display:none}
.form-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:10px;
}
.form-grid.one{grid-template-columns:1fr}
.form-grid label{font-size:11px;color:var(--muted)}
.form-grid label input,.form-grid label select,.form-grid label textarea{margin-top:5px}
.full{grid-column:1/-1}
.check{display:flex!important;align-items:center;gap:7px;color:var(--text)!important}
.check input{width:auto;margin:0!important}
.results{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px;
}
.results div{
  background:var(--panel-soft);border:1px solid var(--border);
  border-radius:12px;padding:12px;
}
.results span{display:block;color:var(--muted);font-size:10px}
.results strong{display:block;font-size:17px;margin-top:4px}
.modal{display:none;position:fixed;inset:0;z-index:100}
.modal.open{display:block}
.back{position:absolute;inset:0;background:rgba(20,28,45,.32)}
.modal-card{
  position:relative;
  width:min(720px,calc(100% - 22px));
  max-height:92vh;overflow:auto;
  margin:4vh auto;background:#fff;
  border-radius:18px;padding:16px;
  box-shadow:0 30px 80px rgba(30,50,90,.18);
}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.modal-head h2{margin:0;font-size:16px}
.cost-box{
  display:flex;justify-content:space-between;gap:10px;
  background:var(--primary-soft);padding:11px;border-radius:11px;
  color:var(--primary);
}
.modal-actions{display:flex;justify-content:flex-end;gap:8px}
.toast{
  position:fixed;left:18px;bottom:18px;
  background:#24324a;color:#fff;padding:10px 14px;
  border-radius:11px;opacity:0;transform:translateY(10px);
  transition:.22s;pointer-events:none;z-index:150;font-size:11px;
}
.toast.show{opacity:1;transform:translateY(0)}
.overlay{display:none}

@media(max-width:900px){
  .sidebar{
    transform:translateX(110%);
    box-shadow:0 10px 35px rgba(30,50,90,.16);
  }
  .sidebar.open{transform:translateX(0)}
  .overlay{
    display:block;position:fixed;inset:0;
    background:rgba(30,40,60,.22);
    opacity:0;pointer-events:none;transition:.22s;z-index:40;
  }
  .overlay.show{opacity:1;pointer-events:auto}
  .main{margin-right:0}
  #menuBtn{display:block}
  .stats{grid-template-columns:repeat(2,1fr)}
  .grid-2{grid-template-columns:1fr}
  .toolbar{grid-template-columns:1fr 1fr}
  .toolbar input{grid-column:1/-1}
  .toolbar .primary-btn{grid-column:1/-1}
}

@media(max-width:640px){
  html{font-size:13px}
  .topbar{min-height:60px;padding:8px 10px}
  .topbar h1{font-size:15px}
  .topbar p{display:none}
  .view{padding:10px}
  .stats{gap:8px}
  .stats article{padding:11px;border-radius:13px}
  .stats strong{font-size:18px}
  .panel{padding:11px;border-radius:13px}
  .table-wrap{display:none}
  .cards{display:grid;gap:8px}
  .card{
    background:#fff;border:1px solid var(--border);
    border-radius:13px;padding:11px;box-shadow:var(--shadow);
  }
  .cardhead{display:flex;justify-content:space-between;gap:8px}
  .cardgrid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:9px;
  }
  .cardgrid div{
    background:var(--panel-soft);padding:7px;border-radius:9px;
  }
  .cardgrid span{display:block;color:var(--muted);font-size:9px}
  .cardgrid b{font-size:11px}
  .form-grid{grid-template-columns:1fr}
  .full{grid-column:auto}
  .results{grid-template-columns:1fr 1fr}
  .modal-card{margin:2vh auto;max-height:96vh;padding:12px}
}