:root {
  /* Paleta Colégio Nossa Senhora das Neves (azul-marinho da marca NSN) */
  --azul: #2a2f86;
  --azul-escuro: #1b1f60;
  --azul-claro: #3a44a0;
  --cinza-bg: #f4f4f6;
  --cinza-borda: #e3e4ee;
  --texto: #232741;
  --texto-suave: #6b7091;
  --verde: #1f9d55;
  --amarelo: #c9820a;
  --vermelho: #d13b3b;
  --sombra: 0 1px 3px rgba(27, 31, 96, 0.10);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  background: var(--cinza-bg);
  color: var(--texto);
  line-height: 1.5;
}

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

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

.sidebar {
  width: 248px;
  flex-shrink: 0;
  background: linear-gradient(180deg, #262d78 0%, #191d58 100%);
  color: #c8ccec;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  align-self: flex-start;
  height: 100vh;
  overflow-y: auto;
}
.sidebar-brand { padding: 22px 18px 14px; }
.sidebar-logo-card {
  background: #fff;
  border-radius: 12px;
  padding: 12px 14px;
  display: flex;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.18);
}
.sidebar-logo-card img { width: 100%; height: auto; max-height: 120px; object-fit: contain; display: block; }
.sidebar-appname { color: #fff; font-weight: 700; font-size: 0.98rem; margin-top: 14px; }
.sidebar-sub { color: #9aa0dc; font-size: 0.74rem; margin-top: 2px; line-height: 1.3; }

.sidebar-nav { display: flex; flex-direction: column; gap: 3px; padding: 10px 12px; flex: 1; }
.sidebar-nav a {
  color: #c3c8ec;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.93rem;
  font-weight: 500;
}
.sidebar-nav a:hover { background: rgba(255, 255, 255, 0.08); color: #fff; text-decoration: none; }
.sidebar-nav a.ativo { background: rgba(255, 255, 255, 0.14); color: #fff; font-weight: 600; }

.sidebar-user { padding: 16px 20px; border-top: 1px solid rgba(255, 255, 255, 0.12); }
.sidebar-user .su-nome { color: #fff; font-size: 0.9rem; font-weight: 600; margin-bottom: 6px; }
.sidebar-user .su-linha { display: flex; align-items: center; justify-content: space-between; }
.sidebar-user a { color: #c3c8ec; font-size: 0.85rem; }
.sidebar-user a:hover { color: #fff; }

.badge-perfil {
  background: rgba(255, 255, 255, 0.16); color: #fff;
  padding: 2px 9px; border-radius: 10px; font-size: 0.74rem; text-transform: capitalize;
}

.main { flex: 1; min-width: 0; }
.conteudo { max-width: 1040px; margin: 0 auto; padding: 30px 34px 48px; }
.main-plano { flex: 1; }

@media (max-width: 760px) {
  .app { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; flex-direction: column; }
  .sidebar-nav { flex-direction: row; flex-wrap: wrap; }
  .conteudo { padding: 20px 18px 40px; }
}

h1 { font-size: 1.5rem; margin: 0 0 4px; }
h2 { font-size: 1.15rem; margin: 24px 0 10px; }
.subtitulo { color: var(--texto-suave); margin: 0 0 20px; }

/* ---- Cartões ---- */
.card {
  background: #fff;
  border: 1px solid var(--cinza-borda);
  border-radius: 10px;
  padding: 20px;
  box-shadow: var(--sombra);
  margin-bottom: 20px;
}

.grid-kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 8px; }
.kpi { background: #fff; border: 1px solid var(--cinza-borda); border-radius: 10px; padding: 16px; box-shadow: var(--sombra); }
.kpi .num { font-size: 1.8rem; font-weight: 700; color: var(--azul-escuro); }
.kpi .rot { color: var(--texto-suave); font-size: 0.85rem; }

.duas-colunas { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 820px) { .duas-colunas { grid-template-columns: 1fr; } }

/* ---- Tabelas ---- */
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--cinza-borda); }
th { color: var(--texto-suave); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }
tbody tr:hover { background: #fafbfd; }

/* ---- Selos de status ---- */
.selo { display: inline-block; padding: 2px 9px; border-radius: 10px; font-size: 0.78rem; font-weight: 600; }
.selo.pendente { background: #fdf3e0; color: var(--amarelo); }
.selo.validado { background: #e5f5ec; color: var(--verde); }
.selo.recusado { background: #fbe7e7; color: var(--vermelho); }
.selo.inss { background: #fbe7e7; color: var(--vermelho); }

/* ---- Barras (mini gráfico) ---- */
.barras { display: flex; flex-direction: column; gap: 8px; }
.barra-linha { display: grid; grid-template-columns: 120px 1fr 44px; align-items: center; gap: 10px; font-size: 0.88rem; }
.barra-trilho { background: #eef1f6; border-radius: 6px; height: 20px; overflow: hidden; }
.barra-preench { background: var(--azul); height: 100%; border-radius: 6px; }
.barra-linha .valor { text-align: right; color: var(--texto-suave); font-variant-numeric: tabular-nums; }

.colunas-mes { display: flex; align-items: flex-end; gap: 12px; height: 150px; padding-top: 10px; }
.coluna-mes { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 6px; height: 100%; }
.coluna-mes .barra { width: 100%; background: var(--azul); border-radius: 5px 5px 0 0; min-height: 3px; }
.coluna-mes .rot { font-size: 0.75rem; color: var(--texto-suave); }
.coluna-mes .qtd { font-size: 0.8rem; font-weight: 600; }

/* ---- Formulários ---- */
label { display: block; font-size: 0.85rem; font-weight: 600; margin: 12px 0 4px; color: var(--texto); }
input, select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--cinza-borda);
  border-radius: 7px; font-size: 0.95rem; font-family: inherit; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid #c3c7ec; border-color: var(--azul); }
.linha-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .linha-form { grid-template-columns: 1fr; } }
.dica { font-size: 0.8rem; color: var(--texto-suave); margin-top: 4px; }

.botao {
  display: inline-block; background: var(--azul); color: #fff; border: none;
  padding: 10px 18px; border-radius: 7px; font-size: 0.95rem; font-weight: 600;
  cursor: pointer; text-align: center;
}
.botao:hover { background: var(--azul-escuro); text-decoration: none; }
.botao.secundario { background: #fff; color: var(--azul); border: 1px solid var(--cinza-borda); }
.botao.verde { background: var(--verde); }
.botao.vermelho { background: var(--vermelho); }
.botao.pequeno { padding: 6px 12px; font-size: 0.85rem; }

.acoes { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; align-items: center; }

.aviso { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 0.9rem; }
.aviso.erro { background: #fbe7e7; color: var(--vermelho); border: 1px solid #f3caca; }
.aviso.info { background: #e8f1fb; color: var(--azul-escuro); border: 1px solid #cfe0f4; }
.aviso.alerta { background: #fdf3e0; color: #8a5a05; border: 1px solid #f2ddb4; }

.sensivel { background: #fff8ef; border: 1px dashed #e6c58a; padding: 12px 14px; border-radius: 8px; }
.sensivel .rot-lgpd { font-size: 0.72rem; color: var(--amarelo); font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; }
.mascarado { color: var(--texto-suave); font-style: italic; }

.definicoes { display: grid; grid-template-columns: 180px 1fr; gap: 8px 16px; font-size: 0.95rem; }
.definicoes dt { color: var(--texto-suave); }
.definicoes dd { margin: 0; }

/* ---- Login ---- */
.login-wrap { max-width: 380px; margin: 8vh auto; }
.login-wrap .card { padding: 28px; }
.login-logo { height: 92px; width: auto; display: block; margin: 4px auto 10px; }
.login-wordmark { text-align: center; margin: 10px 0 14px; line-height: 1.2; }
.login-wordmark .lw-top { display: block; color: var(--azul); font-size: 0.82rem; font-weight: 700; letter-spacing: 0.28em; }
.login-wordmark .lw-main { display: block; color: var(--azul-escuro); font-size: 1.4rem; font-weight: 800; letter-spacing: 0.02em; }
.login-titulo { text-align: center; margin-bottom: 6px; }
.login-sub { text-align: center; color: var(--texto-suave); margin-bottom: 20px; font-size: 0.9rem; }
.contas-demo { font-size: 0.82rem; color: var(--texto-suave); margin-top: 18px; border-top: 1px solid var(--cinza-borda); padding-top: 14px; }
.contas-demo code { background: #eef1f6; padding: 1px 5px; border-radius: 4px; }

.vazio { color: var(--texto-suave); padding: 20px; text-align: center; }
.spinner-linha { display: flex; align-items: center; gap: 10px; color: var(--texto-suave); font-size: 0.9rem; margin-top: 10px; }
.oculto { display: none; }