/* LAYOUT PADRAO - estrutura (menu lateral animado, cabecalho, cards) */
body.com-menu{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.menu{background:var(--menu-fundo);color:var(--menu-texto);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto;transition:transform .25s ease}
.menu-logo{padding:22px 20px 14px;border-bottom:1px solid rgba(255,255,255,.06)}
.marca{font-size:1.35rem;letter-spacing:.5px;color:#fff}.marca strong{color:var(--primaria)}
.menu-logo small{display:block;color:var(--menu-texto);opacity:.8;font-size:.8rem;margin-top:2px}
.menu nav{flex:1;padding:10px 0}
.grupo-titulo{all:unset;display:flex;align-items:center;gap:10px;width:100%;box-sizing:border-box;padding:11px 20px;cursor:pointer;color:var(--menu-texto);font-weight:600;font-size:.92rem;transition:background .2s}
.grupo-titulo:hover{background:rgba(255,255,255,.05)}
.grupo-titulo .seta{margin-left:auto;width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(-45deg);transition:transform .25s}
.grupo[aria-expanded="true"] .grupo-titulo .seta,.grupo-titulo[aria-expanded="true"] .seta{transform:rotate(45deg)}
.grupo ul{list-style:none;margin:0;padding:0;max-height:0;overflow:hidden;transition:max-height .3s ease}
.grupo.aberto ul{max-height:800px}
.grupo ul a{display:block;padding:9px 20px 9px 48px;color:var(--menu-texto);text-decoration:none;font-size:.88rem;border-left:3px solid transparent;transition:all .18s}
.grupo ul a:hover,.grupo ul a.ativo{background:rgba(255,255,255,.06);border-left-color:var(--menu-ativo);color:#fff}
.icone{width:18px;height:18px;border-radius:5px;background:linear-gradient(135deg,var(--primaria),#8ab4ff);opacity:.9;display:inline-block;flex:none}
.menu-rodape{padding:14px 20px;font-size:.78rem;opacity:.7;border-top:1px solid rgba(255,255,255,.06)}
.principal{display:flex;flex-direction:column;min-width:0}
.cabecalho{display:flex;align-items:center;gap:14px;padding:12px 24px;background:var(--superficie);border-bottom:1px solid var(--borda);position:sticky;top:0;z-index:5}
.titulo-pagina{font-size:1.15rem;margin:0;font-weight:600;flex:1}
.cabecalho-acoes{display:flex;align-items:center;gap:14px}
.btn-menu{display:none;all:unset;font-size:1.4rem;cursor:pointer}
.btn-tema{all:unset;cursor:pointer;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--superficie-2);transition:transform .3s}
.btn-tema:hover{transform:rotate(20deg)}
.usuario{display:flex;align-items:center;gap:10px;font-size:.9rem}
.usuario-nome{font-weight:600}
.sair{color:var(--perigo);text-decoration:none}
.conteudo{padding:24px;flex:1;animation:aparecer .35s ease}
.rodape{padding:12px 24px;font-size:.78rem;color:var(--texto-suave);border-top:1px solid var(--borda)}
.selo{padding:4px 10px;border-radius:999px;font-size:.75rem;font-weight:700}
.selo-aviso{background:var(--aviso-suave);color:var(--aviso)}
/* simples (login) */
body.simples{display:grid;place-items:center;min-height:100vh}
.centro{width:100%;max-width:420px;padding:16px}
.versao-rodape{text-align:center;color:var(--texto-suave);font-size:.78rem;margin-top:18px}
@media (max-width:900px){
  body.com-menu{grid-template-columns:1fr}
  .menu{position:fixed;left:0;top:0;width:260px;z-index:20;transform:translateX(-100%)}
  .menu.aberto{transform:translateX(0)}
  .btn-menu{display:block}
  .conteudo{padding:16px}
}