:root{
  --bg:#f4f6fb;                 /* fundo geral */
  --panel:#ffffff;              /* cards */
  --panel2:#f1f3f9;             /* cabeçalhos/tabelas */
  --text:#1f2937;               /* texto principal */
  --muted:#6b7280;              /* texto secundário */
  --line:rgba(0,0,0,.08);       /* bordas */
  --pri:#2563eb;                /* azul principal */
  --ok:#16a34a;
  --warn:#d97706;
  --bad:#dc2626;
  --radius:18px;
}

  *{box-sizing:border-box}
  html,body{height:100%}
  body{
    margin:0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
    color:var(--text);
    background:
      radial-gradient(1200px 600px at 20% -10%, rgba(37,99,235,.08), transparent 60%),
      radial-gradient(900px 500px at 90% 10%, rgba(22,163,74,.06), transparent 60%),
      var(--bg);
  }
  
  
  a{color:inherit; text-decoration:none}
  .bg{min-height:100%}
  
  .wrap{max-width:1100px; margin:0 auto; padding:16px}
  .grid{
    display:grid;
    grid-template-columns: repeat(12, 1fr);
    gap:14px;
  }
  
  .card{
    background: var(--panel);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:16px;
    box-shadow: 0 8px 20px rgba(0,0,0,.06);
  }
  
  .topbar{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    padding:14px 16px;
    background: rgba(255,255,255,.9);
    border-bottom:1px solid var(--line);
    position:sticky;
    top:0;
    backdrop-filter: blur(8px);
    z-index:10;
  }

  .topbar nav{
    display:flex;
    gap:10px;
    flex-wrap:wrap;
    align-items:center;
  }
  
  
  
  .brand{display:flex; align-items:center; gap:12px}
  .logo{width:44px; height:44px; border-radius:12px; object-fit:cover; border:1px solid var(--line)}
  h1{margin:0; font-size:18px}
  p{margin:6px 0 0}
  .muted{color:var(--muted)}
  
/* Botão padrão (primário) */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 14px;
  background:var(--pri);
  border:1px solid rgba(0,0,0,.08);
  border-radius:14px;
  color:#fff;
  font-weight:700;
  cursor:pointer;
  box-shadow: 0 6px 14px rgba(0,0,0,.06);
}

/* Botão secundário (menu) — agora aparece no tema claro */
.btn.secondary{
  background:#fff;
  color:var(--text);
  border:1px solid var(--line);
  box-shadow:none;
}

/* Hover/foco para ficar “clicável” */
.btn.secondary:hover{
  background: var(--panel2);
  border-color: rgba(0,0,0,.12);
}

.btn:active{
  transform: translateY(1px);
}

/* Botão sair (perigo) continua forte no claro */
.btn.danger{
  background:var(--bad);
  border-color: rgba(0,0,0,.08);
  color:#fff;
}

  .btn.secondary{ background: transparent }
  a{ color: inherit }
  
  .btn.danger{background:var(--bad)}
  
  .table{
    width:100%;
    border-collapse:separate;
    border-spacing:0;
    overflow:hidden;
    border:1px solid var(--line);
    border-radius:14px;
  }
  .table th, .table td{
    padding:10px 10px;
    border-bottom:1px solid var(--line);
    text-align:left;
    vertical-align:middle;
    font-size:14px;
  }

  .table th{
    color:var(--muted);
    font-weight:700;
    background: var(--panel2);
  }
  
  .table tr:last-child td{border-bottom:0}
  
  .kpis{display:grid; gap:14px; grid-template-columns:repeat(12,1fr)}
  .kpi{grid-column:span 12}
  .kpi .val{font-size:22px; font-weight:800}
  .badge{display:inline-flex; padding:6px 10px; border-radius:999px; border:1px solid var(--line); font-weight:700; font-size:12px}
.badge.ok{background:rgba(22,163,74,.12); color:#166534}
.badge.warn{background:rgba(217,119,6,.12); color:#92400e}
.badge.bad{background:rgba(220,38,38,.12); color:#7f1d1d}

  
  @media (min-width: 720px){
    .kpi{grid-column:span 6}
  }
  @media (min-width: 1000px){
    .kpi{grid-column:span 3}
  }
  
  .auth{min-height:100%; display:grid; place-items:center; padding:18px}
  .form{display:grid; gap:10px; margin-top:14px}
  input, select{
    width:100%;
    background:#ffffff;
    border:1px solid var(--line);
    border-radius:14px;
    padding:11px 12px;
    color:var(--text);
    outline:none;
  }
  
  input:focus, select:focus{
    border-color: var(--pri);
    box-shadow: 0 0 0 3px rgba(37,99,235,.15);
  }
  
  label{color:var(--muted); font-size:13px; font-weight:700}
  .alert{padding:10px 12px; border-radius:14px; border:1px solid var(--line)}
  .alert.err{background:rgba(239,68,68,.12)}