:root {
  --verde: #2e7d32;
  --verde-claro: #e8f5e9;
  --verde-escuro: #1b5e20;
  --fundo: #f4f6f4;
  --cartao: #ffffff;
  --texto: #1c2620;
  --suave: #5f6b63;
  --borda: #e2e8e3;
  --alerta: #c62828;
  --aviso: #ef6c00;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --fundo: #0f1512; --cartao: #17201b; --texto: #e7efe9; --suave: #9fb0a5; --borda: #26322b; --verde-claro: #12291a;
  }
}
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
body { font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--fundo); color: var(--texto); font-size: 16px; line-height: 1.45; }
.oculto { display: none !important; }

/* Login */
#login { min-height: 100dvh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 24px; gap: 16px; }
#login .marca { font-size: 22px; font-weight: 700; color: var(--verde); text-align: center; }
#login .sub { color: var(--suave); font-size: 14px; margin-top: -8px; }
.campo { width: 100%; max-width: 340px; }
label { display: block; font-size: 13px; color: var(--suave); margin-bottom: 4px; }
select, input, button { font: inherit; }
select, input { width: 100%; padding: 12px 14px; border: 1px solid var(--borda); border-radius: 12px; background: var(--cartao); color: var(--texto); }
.btn { width: 100%; max-width: 340px; padding: 13px; border: 0; border-radius: 12px; background: var(--verde); color: #fff; font-weight: 600; cursor: pointer; }
.btn:active { background: var(--verde-escuro); }
.erro { color: var(--alerta); font-size: 14px; min-height: 20px; text-align: center; }

/* App */
header { position: sticky; top: 0; background: var(--verde); color: #fff; padding: 14px 16px; display: flex; justify-content: space-between; align-items: center; z-index: 10; }
header .titulo { font-weight: 700; }
header .ola { font-size: 13px; opacity: .9; }
header button { background: rgba(255,255,255,.15); color: #fff; border: 0; border-radius: 8px; padding: 6px 10px; font-size: 13px; }
main { padding: 16px; padding-bottom: 88px; max-width: 720px; margin: 0 auto; }
h2.secao { font-size: 15px; color: var(--suave); text-transform: uppercase; letter-spacing: .03em; margin: 4px 0 12px; }

.cartao { background: var(--cartao); border: 1px solid var(--borda); border-radius: 14px; padding: 14px 16px; margin-bottom: 10px; }
.linha { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.linha .nome { font-weight: 600; }
.linha .val { font-variant-numeric: tabular-nums; font-weight: 700; }
.mini { font-size: 13px; color: var(--suave); }
.tag { display: inline-block; font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: var(--verde-claro); color: var(--verde-escuro); }
.tag.baixo { background: #fff3e0; color: var(--aviso); }
.tag.zero { background: #fdecea; color: var(--alerta); }
.barra { height: 6px; border-radius: 999px; background: var(--borda); overflow: hidden; margin-top: 8px; }
.barra > span { display: block; height: 100%; background: var(--verde); }
.atualizado { text-align: center; font-size: 12px; color: var(--suave); margin: 6px 0 14px; }
.vazio { text-align: center; color: var(--suave); padding: 30px 10px; }

/* Tab bar */
nav { position: fixed; bottom: 0; left: 0; right: 0; background: var(--cartao); border-top: 1px solid var(--borda); display: flex; justify-content: space-around; padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); }
nav button { flex: 1; background: none; border: 0; color: var(--suave); font-size: 11px; display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 6px 2px; }
nav button .ic { font-size: 20px; }
nav button.ativo { color: var(--verde); }
.badge { position: relative; }
.badge[data-n]:not([data-n="0"])::after { content: attr(data-n); position: absolute; top: -4px; right: 14px; background: var(--alerta); color: #fff; font-size: 10px; min-width: 16px; height: 16px; border-radius: 999px; display: flex; align-items: center; justify-content: center; padding: 0 4px; }
.recarregar { display: block; margin: 8px auto 0; background: none; border: 1px solid var(--borda); color: var(--suave); border-radius: 10px; padding: 8px 14px; }