:root {
  --azul-escuro: #1F4E78;
  --azul-medio: #2E6DA4;
  --azul-claro: #EAF1F8;
  --cinza-borda: #D9D9D9;
  --cinza-texto: #4A4A4A;
  --cinza-fundo: #F5F7FA;
  --verde: #1E8E3E;
  --vermelho: #D93025;
  --branco: #FFFFFF;
  --raio: 8px;
  --sombra: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--cinza-fundo);
  color: var(--cinza-texto);
}

a { color: var(--azul-medio); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Layout com sidebar ---------- */
.app-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 230px;
  flex-shrink: 0;
  background: var(--azul-escuro);
  color: var(--branco);
  display: flex;
  flex-direction: column;
  padding: 20px 0;
}

.sidebar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 20px 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  margin-bottom: 12px;
}

.sidebar .brand .logo-dot {
  width: 32px; height: 32px;
  background: var(--branco);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--azul-escuro);
  font-weight: 700;
  font-size: 15px;
}

.sidebar .brand .brand-text { line-height: 1.2; }
.sidebar .brand .brand-text strong { display: block; font-size: 14px; }
.sidebar .brand .brand-text span { font-size: 11px; opacity: 0.75; }

.sidebar nav { flex: 1; display: flex; flex-direction: column; gap: 2px; padding: 0 12px; }

.sidebar nav a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: var(--raio);
  font-size: 14px;
  display: flex; align-items: center; gap: 10px;
}

.sidebar nav a:hover { background: rgba(255,255,255,0.08); }
.sidebar nav a.active { background: rgba(255,255,255,0.16); color: var(--branco); font-weight: 600; }

.sidebar .sidebar-footer { padding: 12px 20px 0 20px; border-top: 1px solid rgba(255,255,255,0.15); margin-top: 12px; }
.sidebar .sidebar-footer button {
  width: 100%;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--branco);
  padding: 8px 12px;
  border-radius: var(--raio);
  cursor: pointer;
  font-size: 13px;
}
.sidebar .sidebar-footer button:hover { background: rgba(255,255,255,0.1); }

.main {
  flex: 1;
  min-width: 0;
  padding: 28px 36px 60px 36px;
}

.main-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.main-header h1 { font-size: 22px; margin: 0; color: var(--azul-escuro); }
.main-header p { margin: 4px 0 0 0; font-size: 13px; color: #7a7a7a; }

/* ---------- Cards / grid ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.card {
  background: var(--branco);
  border-radius: var(--raio);
  box-shadow: var(--sombra);
  padding: 18px 20px;
}

.card .card-label { font-size: 12px; color: #8a8a8a; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 6px; }
.card .card-value { font-size: 26px; font-weight: 700; color: var(--azul-escuro); }
.card .card-sub { font-size: 12px; color: #9a9a9a; margin-top: 4px; }

.panel {
  background: var(--branco);
  border-radius: var(--raio);
  box-shadow: var(--sombra);
  padding: 20px 22px;
  margin-bottom: 20px;
}

.panel h2 { font-size: 15px; margin: 0 0 14px 0; color: var(--azul-escuro); }

/* ---------- Tabela ---------- */
table.data-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data-table th, table.data-table td { padding: 10px 12px; border-bottom: 1px solid var(--cinza-borda); text-align: left; }
table.data-table th { color: #8a8a8a; font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; }
table.data-table tbody tr:hover { background: var(--azul-claro); }
table.data-table td.num, table.data-table th.num { text-align: right; }

/* ---------- Formulários ---------- */
.form-row { margin-bottom: 14px; }
.form-row label { display: block; font-size: 12.5px; font-weight: 600; color: #555; margin-bottom: 5px; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--cinza-borda);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  background: var(--branco);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--azul-medio);
  box-shadow: 0 0 0 3px rgba(46,109,164,0.15);
}
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px 16px; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px;
  border-radius: 6px;
  border: none;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--azul-escuro); color: var(--branco); }
.btn-primary:hover { background: var(--azul-medio); text-decoration: none; }
.btn-secondary { background: var(--branco); color: var(--azul-escuro); border: 1px solid var(--azul-escuro); }
.btn-secondary:hover { background: var(--azul-claro); text-decoration: none; }
.btn-danger { background: var(--branco); color: var(--vermelho); border: 1px solid var(--vermelho); }
.btn-danger:hover { background: #FBEAE9; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- Alertas / mensagens ---------- */
.alert { padding: 12px 14px; border-radius: 6px; font-size: 13.5px; margin-bottom: 16px; }
.alert-error { background: #FBEAE9; color: #A33; border: 1px solid #F3C4C0; }
.alert-success { background: #E9F7EF; color: #1E7A3D; border: 1px solid #BFE6CC; }
.alert-info { background: var(--azul-claro); color: var(--azul-escuro); border: 1px solid #CFE0F0; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge-cinza { background: #EEE; color: #666; }

.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar .search-box input { width: 260px; }

.empty-state { text-align: center; padding: 40px 20px; color: #999; font-size: 13.5px; }

.spinner {
  display: inline-block; width: 14px; height: 14px;
  border: 2px solid rgba(0,0,0,0.15); border-top-color: var(--azul-medio);
  border-radius: 50%; animation: spin 0.7s linear infinite; vertical-align: -2px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Login ---------- */
.login-shell {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--azul-escuro), #123049);
}
.login-card {
  background: var(--branco);
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.25);
  padding: 40px 36px;
  width: 100%;
  max-width: 380px;
}
.login-card .logo-dot {
  width: 48px; height: 48px;
  background: var(--azul-escuro);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--branco); font-weight: 700; font-size: 20px;
  margin: 0 auto 16px auto;
}
.login-card h1 { text-align: center; font-size: 18px; color: var(--azul-escuro); margin: 0 0 4px 0; }
.login-card p.sub { text-align: center; font-size: 12.5px; color: #999; margin: 0 0 26px 0; }
.login-card .btn-primary { width: 100%; justify-content: center; padding: 11px; margin-top: 6px; }

@media (max-width: 780px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; align-items: center; padding: 10px 14px; }
  .sidebar .brand { border: none; padding: 0; margin: 0; }
  .sidebar nav { flex-direction: row; padding: 0; margin-left: 12px; }
  .sidebar .sidebar-footer { display: none; }
  .main { padding: 20px; }
}