:root {
  --ar-primary: #128C7E;      /* verde WhatsApp escuro */
  --ar-primary-dark: #0b5f55;
  --ar-accent: #25D366;       /* verde WhatsApp claro */
  --ar-bg: #f2f5f7;
  --ar-card-border: #e7ebee;
  --ar-text-muted: #6b7785;
  --ar-radius: .75rem;
  --ar-shadow: 0 1px 3px rgba(16, 24, 32, .06), 0 1px 2px rgba(16, 24, 32, .08);
  --ar-shadow-hover: 0 4px 14px rgba(16, 24, 32, .10);
}

body {
  background-color: var(--ar-bg);
  color: #24303d;
}

/* ---------- Navbar ---------- */
.navbar.ar-navbar {
  background: linear-gradient(90deg, var(--ar-primary-dark) 0%, var(--ar-primary) 100%);
  box-shadow: 0 2px 8px rgba(0, 0, 0, .12);
}
.ar-navbar .navbar-brand {
  letter-spacing: .3px;
  font-weight: 600;
}
.ar-navbar .nav-link {
  border-radius: .5rem;
  padding: .45rem .75rem;
  font-size: .92rem;
  color: rgba(255, 255, 255, .85) !important;
  transition: background-color .15s ease, color .15s ease;
}
.ar-navbar .nav-link:hover {
  background-color: rgba(255, 255, 255, .12);
  color: #fff !important;
}
.ar-navbar .nav-link.active {
  background-color: rgba(255, 255, 255, .18);
  color: #fff !important;
  font-weight: 600;
}

/* ---------- Cards / superfícies ---------- */
.card {
  border: 1px solid var(--ar-card-border);
  border-radius: var(--ar-radius);
  box-shadow: var(--ar-shadow);
}

.table-responsive {
  border-radius: var(--ar-radius);
  overflow: hidden;
  box-shadow: var(--ar-shadow);
  background: #fff;
}
.table {
  margin-bottom: 0;
}
.table td, .table th {
  vertical-align: middle;
}
.table thead.table-dark th {
  background-color: #1c2b36;
  border-color: #1c2b36;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-weight: 600;
}
.table-hover tbody tr:hover {
  background-color: rgba(18, 140, 126, .05);
}

/* ---------- Cartões de resumo (dashboard) ---------- */
.ar-stat-card {
  border-radius: var(--ar-radius);
  border: 1px solid var(--ar-card-border);
  background: #fff;
  box-shadow: var(--ar-shadow);
  padding: 1rem 1.15rem;
  display: flex;
  align-items: center;
  gap: .85rem;
  transition: box-shadow .15s ease, transform .15s ease;
}
.ar-stat-card:hover {
  box-shadow: var(--ar-shadow-hover);
  transform: translateY(-1px);
}
.ar-stat-card .ar-stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.ar-stat-card .ar-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.1;
}
.ar-stat-card .ar-stat-label {
  font-size: .78rem;
  color: var(--ar-text-muted);
  text-transform: uppercase;
  letter-spacing: .03em;
}

/* ---------- Badges ---------- */
.badge {
  font-weight: 500;
  letter-spacing: .01em;
}

/* ---------- Botões ---------- */
.btn-success {
  background-color: var(--ar-primary);
  border-color: var(--ar-primary);
}
.btn-success:hover {
  background-color: var(--ar-primary-dark);
  border-color: var(--ar-primary-dark);
}
.btn-outline-primary {
  color: var(--ar-primary);
  border-color: var(--ar-primary);
}
.btn-outline-primary:hover {
  background-color: var(--ar-primary);
  border-color: var(--ar-primary);
}

/* ---------- Utilitários ---------- */
.contador-tempo,
#testeContador {
  font-variant-numeric: tabular-nums;
}

/* ---------- Login ---------- */
.ar-login-wrap {
  min-height: calc(100vh - 90px);
  display: flex;
  align-items: center;
}
.ar-login-card {
  border: none;
  border-radius: 1rem;
  box-shadow: 0 10px 30px rgba(16, 24, 32, .12);
}
.ar-login-badge {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ar-accent), var(--ar-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.7rem;
  margin: 0 auto 1rem;
}

/* ---------- Tabela responsiva "empilhada" no celular ---------- */
@media (max-width: 767.98px) {
  .table-responsive.ar-stack table,
  .table-responsive.ar-stack thead,
  .table-responsive.ar-stack tbody,
  .table-responsive.ar-stack tr,
  .table-responsive.ar-stack td {
    display: block;
    width: 100%;
  }
  .table-responsive.ar-stack thead {
    display: none;
  }
  .table-responsive.ar-stack tr {
    border-bottom: 8px solid var(--ar-bg);
    padding: .5rem 0;
  }
  .table-responsive.ar-stack td {
    text-align: left !important;
    padding: .4rem .9rem;
    border: none;
  }
  .table-responsive.ar-stack td::before {
    content: attr(data-label);
    display: block;
    font-size: .7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--ar-text-muted);
    margin-bottom: .15rem;
  }
  .table-responsive.ar-stack td.text-end {
    text-align: left !important;
  }
}