/* Casca (T434; ARM-732, ARM-733) e cabecalho (pedido do Ramon, 16/10/2026): o grupo .nav-topo (botao "O que mudou" e
 * dropdown de Administracao) fica dentro do nav principal no HTML e e posto aqui na faixa grafite do cabecalho; o
 * botao abre o <dialog id="painel-avisos"> (Fontes de dados + O que mudou) por command="show-modal", sem JS.
 * Sem fonte nem imagem externa. Aviso em ambar (vermelho e so para numero negativo e destaque). */

/* ---- grupo do cabecalho ---- */
body { position: relative; }
.nav-topo { position: absolute; z-index: 30; top: 33px;
    right: calc(20px + max(0px, (100% - 1320px) / 2)); display: flex; align-items: center; gap: 8px; }
.nav-topo:empty { display: none; }
body:has(.nav-topo > *) .hero-inner { padding-right: 290px; }
.tabnav .nav-topo button, .menu-admin > summary {
    background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .35); color: #fff; border-radius: 999px;
    padding: 7px 14px; font: 600 12.5px "Roboto", "Segoe UI", Arial, sans-serif; cursor: pointer; white-space: nowrap; }
.tabnav .nav-topo button:hover, .menu-admin > summary:hover { background: rgba(255, 255, 255, .16); border-color: #fff; color: #fff; }
.tabnav .nav-topo button:focus-visible, .menu-admin > summary:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.botao-avisos { display: inline-flex; align-items: center; gap: 6px; }
.botao-avisos .selo { display: inline-block; min-width: 20px; padding: 1px 6px; border-radius: 999px; background: #fff;
    color: var(--graphite); font-size: 11px; font-weight: 700; text-align: center; }
.botao-avisos .selo-alerta { display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%;
    background: var(--ambar); color: var(--graphite); font-size: 12px; font-weight: 800; }
.tabnav .nav-topo .botao-avisos.alerta { border-color: var(--ambar); }

/* ---- dropdown de Administracao (<details>) ---- */
.menu-admin { position: relative; }
.menu-admin > summary { list-style: none; display: inline-flex; align-items: center; gap: 6px; }
.menu-admin > summary::-webkit-details-marker { display: none; }
.menu-admin > summary::after { content: ""; width: 6px; height: 6px; border: solid currentColor; border-width: 0 2px 2px 0;
    transform: rotate(45deg) translateY(-2px); transition: transform .15s; }
.menu-admin[open] > summary::after { transform: rotate(-135deg) translateY(-1px); }
.menu-admin.on > summary { background: var(--red); border-color: var(--red); }
/* clique fora fecha: com o menu aberto, uma camada transparente cobre a tela e o clique nela fecha o <details> */
.menu-admin[open] > summary::before { content: ""; position: fixed; inset: 0; z-index: 1; cursor: default; background: transparent; }
.menu-admin-lista { position: absolute; z-index: 2; right: 0; top: calc(100% + 8px); min-width: 180px; margin: 0;
    padding: 6px; list-style: none; background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--red);
    border-radius: 10px; box-shadow: 0 10px 28px rgba(0, 0, 0, .18); }
.tabnav .menu-admin-lista a { display: block; border: 0; border-radius: 8px; padding: 9px 12px; background: transparent;
    color: var(--ink); box-shadow: none; }
.tabnav .menu-admin-lista a:hover { background: var(--red-tint); color: var(--red); }
.tabnav .menu-admin-lista a.on { background: var(--red); color: #fff; box-shadow: none; }

/* ---- painel de avisos (<dialog>) ---- */
.painel-avisos { width: min(640px, calc(100% - 32px)); max-height: calc(100vh - 64px); padding: 0; border: 1px solid var(--line);
    border-top: 4px solid var(--red); border-radius: 12px; color: var(--ink); background: #fff;
    box-shadow: 0 24px 60px rgba(0, 0, 0, .3); }
.painel-avisos::backdrop { background: rgba(42, 39, 39, .55); }
.painel-avisos-topo { position: sticky; top: 0; display: flex; justify-content: space-between; align-items: center; gap: 12px;
    padding: 14px 18px; background: #fff; border-bottom: 1px solid var(--line); }
.painel-avisos-topo h2 { margin: 0; font-size: 16px; color: var(--graphite); }
.painel-avisos-fechar { margin: 0; }
.painel-avisos-fechar button { background: var(--graphite); color: #fff; border: 0; border-radius: 999px; padding: 7px 16px;
    font: 600 12.5px "Roboto", "Segoe UI", Arial, sans-serif; cursor: pointer; }
.painel-avisos-fechar button:hover { background: var(--red); }
.painel-avisos-fechar button:focus-visible { outline: 2px solid var(--red); outline-offset: 2px; }
.painel-avisos section { margin: 0; padding: 14px 18px; max-width: none; }
.painel-avisos section + section { border-top: 1px solid var(--line); }
.painel-avisos h3 { margin: 0 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--data-gray); }
.painel-avisos .fontes .fonte { font-size: 13px; color: var(--body); margin: 4px 0; }
.faixa-avisos { font-size: 13px; }
.faixa-avisos .aviso-fonte { margin: 4px 0; color: #8a5a00; font-weight: 700; }
.faixa-avisos .o-que-mudou { margin: 6px 0 0; color: var(--body); }
.faixa-avisos .o-que-mudou ul { margin: 4px 0; padding-left: 18px; }
.faixa-avisos .o-que-mudou p { margin: 4px 0; font-style: italic; color: var(--data-gray, #8A8A8A); }

@media (max-width: 640px) {
  .nav-topo { top: 10px; right: 12px; gap: 6px; }
  body:has(.nav-topo > *) .hero { padding-top: 50px; }
  body:has(.nav-topo > *) .hero-inner { padding-right: 0; }
  .tabnav .nav-topo button, .menu-admin > summary { padding: 6px 11px; font-size: 12px; }
}

/* Loader de navegacao: barra vermelha animada no topo + selo ao lado. */
.carregando-pagina { position: fixed; top: 0; left: 0; right: 0; z-index: 9999; pointer-events: none; }
.carregando-pagina[hidden] { display: none; }
.carregando-barra { display: block; height: 3px; width: 40%; background: #e30613; box-shadow: 0 0 8px rgba(227,6,19,.6); animation: carregando-corre 1.1s ease-in-out infinite; }
.carregando-selo { position: absolute; top: 10px; right: 16px; display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: #2b2f36; color: #fff; font-size: 13px; font-weight: 600; box-shadow: 0 2px 8px rgba(0,0,0,.25); }
.carregando-selo::before { content: ""; width: 12px; height: 12px; border: 2px solid rgba(255,255,255,.35); border-top-color: #fff; border-radius: 50%; animation: carregando-gira .8s linear infinite; }
@keyframes carregando-corre { 0% { margin-left: -40%; } 100% { margin-left: 100%; } }
@keyframes carregando-gira { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .carregando-barra, .carregando-selo::before { animation: none; } }

/* Aviso "rodada da DRE pendente" (DRE, Realizado, Cockpit; 28/10/2026) */
.aviso-pendencia { margin: 0 0 14px; padding: 12px 16px; border: 1px solid #d9a441; border-left-width: 5px; border-radius: 8px;
  background: #fff6e0; color: var(--graphite); font-size: 14px; line-height: 1.45; }
.aviso-pendencia a { font-weight: 600; color: inherit; text-decoration: underline; }