:root{
  --bg:#F4F7F8;
  --surface:#FFFFFF;
  --surface-2:#EDF2F3;
  --border:#D9E1E3;
  --ink:#16232A;
  --ink-muted:#5B6B72;
  --accent:#0E7C86;
  --accent-ink:#FFFFFF;
  --accent-soft:#E3F1F2;
  --ok:#2F9E63;
  --ok-soft:#E4F5EC;
  --warn:#9A6208;
  --warn-soft:#FBF0DC;
  --crit:#C1443A;
  --crit-soft:#FBE7E5;
  --shadow: 0 1px 2px rgba(22,35,42,0.06), 0 8px 24px -12px rgba(22,35,42,0.22);
  --font-display:'Archivo',"Arial Narrow",sans-serif;
  --font-body:'IBM Plex Sans',system-ui,-apple-system,sans-serif;
  --font-mono:'IBM Plex Mono','SFMono-Regular',Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0E1417; --surface:#161E22; --surface-2:#1D262B; --border:#2A363B;
    --ink:#E7EEF0; --ink-muted:#93A6AC; --accent:#3FC8CE; --accent-ink:#052426;
    --accent-soft:#143034; --ok:#4FCB8D; --ok-soft:#123024; --warn:#E3A83E;
    --warn-soft:#332711; --crit:#E2776C; --crit-soft:#331815;
    --shadow: 0 1px 2px rgba(0,0,0,0.35), 0 8px 24px -12px rgba(0,0,0,0.55);
  }
}
:root[data-theme="dark"]{
  --bg:#0E1417; --surface:#161E22; --surface-2:#1D262B; --border:#2A363B;
  --ink:#E7EEF0; --ink-muted:#93A6AC; --accent:#3FC8CE; --accent-ink:#052426;
  --accent-soft:#143034; --ok:#4FCB8D; --ok-soft:#123024; --warn:#E3A83E;
  --warn-soft:#332711; --crit:#E2776C; --crit-soft:#331815;
  --shadow: 0 1px 2px rgba(0,0,0,0.35), 0 8px 24px -12px rgba(0,0,0,0.55);
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3{font-family:var(--font-display);font-weight:800;letter-spacing:-0.01em;text-wrap:balance;margin:0;}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}
#shell{display:flex;min-height:100vh;}
#sidebar{width:230px;flex:0 0 230px;background:var(--surface);border-right:1px solid var(--border);padding:22px 14px;display:flex;flex-direction:column;gap:22px;position:sticky;top:0;height:100vh;}
.brand{padding:0 8px;}
.brand .name{font-family:var(--font-display);font-weight:800;font-size:19px;line-height:1.15;}
.brand .sub{color:var(--ink-muted);font-size:12.5px;margin-top:2px;}
nav.tabs{display:flex;flex-direction:column;gap:2px;}
nav.tabs button{all:unset;cursor:pointer;padding:10px 12px;border-radius:8px;font-size:14px;font-weight:500;color:var(--ink-muted);display:flex;align-items:center;gap:10px;}
nav.tabs button:hover{background:var(--surface-2);color:var(--ink);}
nav.tabs button.active{background:var(--accent-soft);color:var(--accent);font-weight:600;}
nav.tabs button:focus-visible{outline:2px solid var(--accent);outline-offset:1px;}
.tag-ico{width:18px;text-align:center;font-size:14px;}
#main{flex:1;min-width:0;padding:30px 36px 60px;}
.page-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap;}
.page-head h1{font-size:24px;}
.page-head .desc{color:var(--ink-muted);font-size:13.5px;margin-top:4px;}
.btn{all:unset;box-sizing:border-box;cursor:pointer;padding:9px 16px;border-radius:8px;font-weight:600;font-size:13.5px;display:inline-flex;align-items:center;gap:6px;}
.btn-primary{background:var(--accent);color:var(--accent-ink);}
.btn-primary:hover{filter:brightness(1.06);}
.btn-ghost{background:var(--surface-2);color:var(--ink);}
.btn-ghost:hover{background:var(--border);}
.btn-sm{padding:5px 10px;font-size:12.5px;border-radius:6px;}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:26px;}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 18px;box-shadow:var(--shadow);}
.stat-card .label{font-size:11.5px;text-transform:uppercase;letter-spacing:0.06em;color:var(--ink-muted);font-weight:600;}
.stat-card .value{font-family:var(--font-mono);font-size:24px;font-weight:600;margin-top:6px;font-variant-numeric:tabular-nums;}
.stat-card .hint{font-size:12px;color:var(--ink-muted);margin-top:4px;}
.progress{height:7px;border-radius:99px;background:var(--surface-2);overflow:hidden;margin-top:9px;}
.progress > div{height:100%;background:var(--accent);}
.progress.warn > div{background:var(--warn);}
.progress.crit > div{background:var(--crit);}
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);padding:18px 20px;margin-bottom:20px;}
.card h2{font-size:15px;margin-bottom:12px;}
.two-col{display:grid;grid-template-columns:1.3fr 1fr;gap:18px;align-items:start;}
@media (max-width:920px){.two-col{grid-template-columns:1fr;}}
.alert-row{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-top:1px solid var(--border);font-size:13.5px;}
.alert-row:first-child{border-top:none;}
.alert-dot{width:8px;height:8px;border-radius:99px;margin-top:6px;flex:0 0 8px;}
.alert-dot.warn{background:var(--warn);}
.alert-dot.crit{background:var(--crit);}
.alert-dot.info{background:var(--accent);}
.alert-row .t{color:var(--ink-muted);font-size:11.5px;display:block;margin-top:1px;}
.empty{color:var(--ink-muted);font-size:13.5px;padding:10px 0;}
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:10px;}
table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:640px;}
thead th{position:sticky;top:0;background:var(--surface-2);text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:0.05em;color:var(--ink-muted);font-weight:600;padding:10px 14px;border-bottom:1px solid var(--border);white-space:nowrap;}
tbody td{padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:top;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:var(--surface-2);}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap;}
.muted{color:var(--ink-muted);}
.chip{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:99px;font-size:11.5px;font-weight:600;white-space:nowrap;}
.chip-ok{background:var(--ok-soft);color:var(--ok);}
.chip-warn{background:var(--warn-soft);color:var(--warn);}
.chip-crit{background:var(--crit-soft);color:var(--crit);}
.chip-muted{background:var(--surface-2);color:var(--ink-muted);}
.row-actions{display:flex;gap:6px;white-space:nowrap;}
.icon-btn{all:unset;cursor:pointer;padding:4px 7px;border-radius:6px;font-size:12.5px;color:var(--ink-muted);}
.icon-btn:hover{background:var(--surface-2);color:var(--ink);}
.icon-btn.danger:hover{background:var(--crit-soft);color:var(--crit);}
#modal-root:empty{display:none;}
.overlay{position:fixed;inset:0;background:rgba(15,20,23,0.5);display:flex;align-items:flex-start;justify-content:center;padding:6vh 16px;z-index:50;overflow-y:auto;}
.dialog{background:var(--surface);border-radius:14px;box-shadow:var(--shadow);width:100%;max-width:480px;padding:24px 26px 20px;}
.dialog h3{font-size:17px;margin-bottom:16px;}
.field{margin-bottom:13px;}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--ink-muted);margin-bottom:5px;}
.field input,.field select,.field textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:7px;background:var(--bg);color:var(--ink);}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent);}
.field textarea{min-height:64px;resize:vertical;}
/* Alguns formulários montam um input/select "avulso" dentro de um modal sem
   passar pela estrutura .field (ex: as linhas de especificação de
   equipamento em .campo-row, e a lista de "Gerenciar redes") — essa regra
   pega qualquer um desses, pra nenhum campo dentro de um modal cair no
   visual padrão (branco) do navegador por ter ficado fora do .field. */
.dialog input:not([type="checkbox"]),.dialog select,.dialog textarea{padding:8px 10px;border:1px solid var(--border);border-radius:7px;background:var(--bg);color:var(--ink);}
.dialog input::placeholder{color:var(--ink-muted);}
.dialog input:not([type="checkbox"]):focus,.dialog select:focus,.dialog textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.check-field{display:flex;align-items:center;gap:8px;}
.check-field input{width:auto;}
.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px;}
#toast-root{position:fixed;bottom:20px;right:20px;display:flex;flex-direction:column;gap:8px;z-index:80;}
.toast{background:var(--ink);color:var(--bg);padding:11px 16px;border-radius:9px;font-size:13px;box-shadow:var(--shadow);max-width:300px;}
.toast.warn{background:var(--warn);color:#1a1200;}
.toast.crit{background:var(--crit);color:#fff;}
.mobile-tabs{display:none;}
@media (max-width:760px){
  #shell{flex-direction:column;}
  #sidebar{width:100%;flex:none;height:auto;position:static;padding:12px 16px;flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 14px;overflow:visible;}
  #sidebar .brand{flex:1 1 auto;min-width:0;padding:0;}
  #sidebar .brand .sub{display:none;}
  #sidebar #user-box{flex:0 0 auto;}
  #sidebar nav.tabs{flex:1 1 100%;order:3;flex-direction:row;flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;gap:6px;}
  #sidebar nav.tabs button{flex:0 0 auto;white-space:nowrap;}
  #main{padding:20px 16px 48px;}
  .field-row{grid-template-columns:1fr;}
}

/* ---------- login ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;}
.login-card{width:100%;max-width:360px;}
.login-logo{display:block;max-width:120px;max-height:120px;margin:0 auto 16px;}
.login-card h1{font-size:19px;margin-bottom:2px;text-align:center;}
.login-card .desc{text-align:center;}
.login-card .desc{color:var(--ink-muted);font-size:13px;margin-bottom:16px;}

/* ---------- caixa do usuário logado (sidebar) ---------- */
#user-box{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12.5px;color:var(--ink-muted);}
#user-box .user-nome{font-weight:600;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}