:root {
  --fundo: #f6f7f9; --superficie: #fff; --texto: #1d2330; --suave: #5b6475;
  --borda: #dde1e8; --destaque: #1f5fbf; --aviso: #9a5b00; --aviso-fundo: #fff4e0;
}
@media (prefers-color-scheme: dark) {
  :root { --fundo: #14171d; --superficie: #1c2029; --texto: #e6e9ef; --suave: #9aa3b2;
          --borda: #2c3240; --destaque: #6ea2ff; --aviso: #ffc266; --aviso-fundo: #3a2c12; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
       background: var(--fundo); color: var(--texto); }
a { color: var(--destaque); }
.topo { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; padding: .75rem 1rem;
        background: var(--superficie); border-bottom: 1px solid var(--borda); }
.marca { font-weight: 700; text-decoration: none; color: var(--texto); }
.topo nav { display: flex; gap: 1rem; flex-wrap: wrap; flex: 1; }
.topo nav a { text-decoration: none; }
.topo nav a[aria-disabled="true"] { color: var(--suave); pointer-events: none; }
.ambiente { font-size: .8rem; padding: .15rem .5rem; border-radius: 999px;
            background: var(--aviso-fundo); color: var(--aviso); }
main { max-width: 1100px; margin: 0 auto; padding: 1.5rem 1rem; }
.cartao { background: var(--superficie); border: 1px solid var(--borda); border-radius: 8px; padding: 1rem 1.25rem; }
.status { font-family: ui-monospace, monospace; }
.rodape { max-width: 1100px; margin: 0 auto; padding: 1rem; color: var(--suave); font-size: .85rem; }

/* --- cadastro (fase 3) --- */
:root { --erro: #b3261e; --erro-fundo: #fdecea; --ok: #1e6b35; --ok-fundo: #e6f4ea; }
@media (prefers-color-scheme: dark) {
  :root { --erro: #ff8a80; --erro-fundo: #3b1a18; --ok: #81c995; --ok-fundo: #16301f; }
}
h1 { margin: .25rem 0; font-size: 1.5rem; }
h2 { font-size: 1.15rem; margin: 0 0 .5rem; }
h3 { font-size: 1rem; margin: 1.25rem 0 .5rem; }
.cabecalho { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.suave { color: var(--suave); }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.dica { font-size: .85rem; margin: 0 0 .75rem; }
input, select, textarea, button { font: inherit; color: inherit; }
input, select, textarea { width: 100%; padding: .4rem .55rem; border: 1px solid var(--borda); border-radius: 6px; background: var(--fundo); }
input[readonly] { opacity: .75; }
textarea { resize: vertical; }
button, .botao { display: inline-block; padding: .45rem .9rem; border-radius: 6px; border: 1px solid var(--destaque);
  background: var(--destaque); color: #fff; cursor: pointer; text-decoration: none; white-space: nowrap; }
.botao-sec { background: transparent; color: var(--destaque); padding: .3rem .6rem; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, a:focus-visible { outline: 2px solid var(--destaque); outline-offset: 2px; }
.formulario fieldset { border: 0; padding: 0; margin: 0 0 1.25rem; min-width: 0; }
.formulario legend { font-weight: 600; margin-bottom: .5rem; }
.grade { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr)); gap: .75rem 1rem; align-items: start; }
.campo { display: flex; flex-direction: column; gap: .2rem; min-width: 0; }
.campo > span:first-child { font-size: .85rem; color: var(--suave); }
.campo.largo { grid-column: span 2; }
@media (max-width: 520px) { .campo.largo { grid-column: auto; } }
.linha-campo { display: flex; gap: .4rem; }
.com-erro input, .com-erro select, .com-erro textarea { border-color: var(--erro); }
small.erro { color: var(--erro); }
small.aviso { color: var(--aviso); }
abbr { text-decoration: none; color: var(--erro); }
.check { display: flex; gap: .4rem; align-items: center; }
.check input { width: auto; }
.acoes { display: flex; gap: .75rem; }
.alerta { padding: .6rem .8rem; border-radius: 6px; margin: 0 0 1rem; }
.alerta.erro { background: var(--erro-fundo); color: var(--erro); }
.alerta.ok { background: var(--ok-fundo); color: var(--ok); }
.alerta.aviso { background: var(--aviso-fundo); color: var(--aviso); }
.etiqueta { font-size: .78rem; padding: .1rem .5rem; border-radius: 999px; background: var(--aviso-fundo); color: var(--aviso); }
.etiqueta.ok { background: var(--ok-fundo); color: var(--ok); }
.filtros { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; margin-bottom: 1rem; }
.filtros input[type=search] { flex: 1 1 260px; width: auto; }
.tabela-rolagem { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: var(--superficie); }
th, td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid var(--borda); vertical-align: top; }
th { font-size: .85rem; color: var(--suave); font-weight: 600; }
tr.inativa td { color: var(--suave); }
.em-linha { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; }
.em-linha input[type=number] { width: 9.5rem; }
.confirmar { color: var(--erro); font-size: .85rem; }
#series { margin-top: 1.5rem; }
.nova-serie { border-top: 1px solid var(--borda); margin-top: 1rem; }
.nova-serie .acoes { margin-top: .75rem; }
.zona { margin-top: 1.5rem; }
.chave { font-size: .78rem; word-break: break-all; max-width: 15rem; }
div.erro { color: var(--erro); font-size: .85rem; }
.filtros select, .filtros input:not([type=search]) { width: auto; }
.login { max-width: 420px; margin: 8vh auto; }
.sair { margin: 0; }
code { font-family: ui-monospace, monospace; font-size: .9em; }
.modelos { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); gap: .75rem; }
.modelo { border: 1px solid var(--borda); border-radius: 8px; padding: .6rem .75rem .75rem; }
.modelo h3 { margin: 0 0 .5rem; display: flex; gap: .5rem; align-items: baseline; }
.modelo .codigo { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; color: var(--suave); font-weight: 400; }
.topo .conta { font-size: .9rem; text-decoration: none; }
pre.json { white-space: pre-wrap; word-break: break-all; max-width: 42rem; font-size: .8rem; margin: .4rem 0; }
.filtros .campo { min-width: 9rem; }
.filtros { align-items: end; }
section.cartao h2 { margin-top: 0; }