/* ============================================================================
 * Arquivo: css/style.css
 * Projeto: Portal Corporativo COBEB
 * Descrição: Estilos globais do Portal — tema corporativo azul/branco/cinza,
 *             sidebar recolhível, topbar, cards de sistemas e rodapé.
 * ========================================================================== */

/* ----------------------------------------------------------------------
 * 1. Variáveis (Design Tokens)
 * -------------------------------------------------------------------- */
:root {
    /* Paleta principal */
    --cor-azul-900: #0b2545;
    --cor-azul-800: #10345f;
    --cor-azul-700: #13497e;
    --cor-azul-600: #1a5fa3;
    --cor-azul-500: #2874c9;
    --cor-azul-100: #e6f0fa;

    --cor-cinza-900: #1f2530;
    --cor-cinza-700: #4b5563;
    --cor-cinza-500: #7c8896;
    --cor-cinza-300: #cbd3db;
    --cor-cinza-200: #e2e6ea;
    --cor-cinza-100: #f4f6f8;

    --cor-branco: #ffffff;

    --cor-sucesso: #1a9e6b;
    --cor-info: #1a86a3;
    --cor-alerta: #c98a12;
    --cor-neutro: #5a6472;

    /* Tipografia */
    --fonte-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Layout */
    --sidebar-largura: 260px;
    --sidebar-largura-mini: 76px;
    --topbar-altura: 64px;

    /* Sombras e bordas */
    --sombra-card: 0 1px 3px rgba(11, 37, 69, 0.08), 0 1px 2px rgba(11, 37, 69, 0.06);
    --sombra-card-hover: 0 12px 24px rgba(11, 37, 69, 0.12);
    --raio-padrao: 10px;

    --transicao: all 0.2s ease-in-out;
}

/* ----------------------------------------------------------------------
 * 2. Reset leve / Base
 * -------------------------------------------------------------------- */
* { box-sizing: border-box; }

html, body {
    height: 100%;
}

body {
    font-family: var(--fonte-base);
    background-color: var(--cor-cinza-100);
    color: var(--cor-cinza-900);
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }

/* ----------------------------------------------------------------------
 * 3. Estrutura geral (wrapper)
 * -------------------------------------------------------------------- */
.portal-wrapper {
    display: flex;
    min-height: 100vh;
}

.portal-conteudo {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    margin-left: var(--sidebar-largura);
    transition: var(--transicao);
}

body.sidebar-recolhida .portal-conteudo {
    margin-left: var(--sidebar-largura-mini);
}

.portal-main {
    flex: 1;
    padding: 28px 32px 40px;
}

/* ----------------------------------------------------------------------
 * 4. Sidebar
 * -------------------------------------------------------------------- */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-largura);
    background: linear-gradient(180deg, var(--cor-azul-900) 0%, var(--cor-azul-800) 100%);
    color: var(--cor-branco);
    display: flex;
    flex-direction: column;
    z-index: 1030;
    transition: var(--transicao);
    overflow-x: hidden;
}

body.sidebar-recolhida .sidebar {
    width: var(--sidebar-largura-mini);
}

.sidebar-brand {
    height: var(--topbar-altura);
    display: flex;
    align-items: center;
    padding: 0 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    flex-shrink: 0;
}

.sidebar-logo-full { height: 28px; display: block; }
.sidebar-logo-mini { height: 26px; display: none; }

body.sidebar-recolhida .sidebar-logo-full { display: none; }
body.sidebar-recolhida .sidebar-logo-mini { display: block; }

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 16px 0;
}

.sidebar-section-title {
    padding: 16px 20px 8px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.45);
    white-space: nowrap;
}

body.sidebar-recolhida .sidebar-section-title { text-align: center; padding: 16px 4px 8px; }

.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 20px;
    color: rgba(255, 255, 255, 0.75);
    font-size: 14.5px;
    font-weight: 500;
    border-left: 3px solid transparent;
    white-space: nowrap;
    transition: var(--transicao);
}

.sidebar .nav-link i { font-size: 18px; width: 22px; text-align: center; flex-shrink: 0; }

.sidebar .nav-link:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--cor-branco);
}

.sidebar .nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--cor-branco);
    border-left-color: var(--cor-azul-500);
}

body.sidebar-recolhida .sidebar .nav-label { display: none; }
body.sidebar-recolhida .sidebar .nav-link { justify-content: center; padding: 11px 0; }

/* --- Item de menu expansível (sistemas com múltiplos apps) --------- */
.nav-link--expansivel {
    position: relative;
    cursor: pointer;
}

.nav-link--expansivel .nav-seta {
    margin-left: auto;
    font-size: 11px;
    transition: transform 0.2s ease-in-out;
    flex-shrink: 0;
}

.nav-link--expansivel[aria-expanded="true"] .nav-seta {
    transform: rotate(180deg);
}

body.sidebar-recolhida .nav-link--expansivel .nav-seta { display: none; }

.sidebar-submenu {
    background: rgba(0, 0, 0, 0.15);
}

.sidebar-submenu .nav-link {
    padding-left: 52px;
    font-size: 13.5px;
    font-weight: 400;
}

.sidebar-submenu .nav-link i {
    font-size: 15px;
}

body.sidebar-recolhida .sidebar-submenu { display: none; }

.sidebar-footer {
    padding: 14px 20px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    flex-shrink: 0;
}

body.sidebar-recolhida .sidebar-footer { text-align: center; padding: 14px 4px; }

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(11, 37, 69, 0.5);
    z-index: 1020;
}

/* ----------------------------------------------------------------------
 * 5. Topbar
 * -------------------------------------------------------------------- */
.topbar {
    height: var(--topbar-altura);
    background: var(--cor-branco);
    border-bottom: 1px solid var(--cor-cinza-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 1010;
}

.topbar-left { display: flex; align-items: center; gap: 16px; }

.btn-icon {
    background: none;
    border: none;
    font-size: 22px;
    color: var(--cor-cinza-700);
    width: 38px;
    height: 38px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transicao);
}

.btn-icon:hover { background: var(--cor-cinza-100); color: var(--cor-azul-700); }

.topbar-titulo { font-weight: 600; color: var(--cor-cinza-900); font-size: 15px; }

.topbar-right { display: flex; align-items: center; gap: 20px; }

.topbar-data-hora {
    align-items: center;
    gap: 8px;
    color: var(--cor-cinza-700);
    font-size: 13.5px;
    background: var(--cor-cinza-100);
    padding: 7px 14px;
    border-radius: 20px;
}

.topbar-data-hora .divisor { color: var(--cor-cinza-300); }

.btn-usuario {
    background: none;
    border: none;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 8px;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transicao);
}

.btn-usuario:hover { background: var(--cor-cinza-100); }

.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--cor-azul-600);
    color: var(--cor-branco);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    flex-shrink: 0;
}

.usuario-info { flex-direction: column; align-items: flex-start; line-height: 1.2; }
.usuario-nome { font-size: 13.5px; font-weight: 600; color: var(--cor-cinza-900); }
.usuario-cargo { font-size: 12px; color: var(--cor-cinza-500); }

/* ----------------------------------------------------------------------
 * 6. Cabeçalho de página
 * -------------------------------------------------------------------- */
.page-header { margin-bottom: 24px; }
.page-titulo { font-size: 24px; font-weight: 700; color: var(--cor-azul-900); margin: 0 0 4px; }
.page-subtitulo { color: var(--cor-cinza-500); font-size: 14.5px; margin: 0; }

/* ----------------------------------------------------------------------
 * 7. Cards de sistemas
 * -------------------------------------------------------------------- */
.card-sistema {
    background: var(--cor-branco);
    border-radius: var(--raio-padrao);
    box-shadow: var(--sombra-card);
    border: 1px solid var(--cor-cinza-200);
    padding: 26px;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: var(--transicao);
}

.card-sistema:hover {
    box-shadow: var(--sombra-card-hover);
    transform: translateY(-3px);
    border-color: transparent;
}

.card-sistema-icone {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 18px;
    background: var(--cor-azul-100);
    color: var(--cor-azul-600);
}

.card-sistema-corpo { flex: 1; }

.card-sistema-titulo {
    font-size: 17px;
    font-weight: 700;
    color: var(--cor-cinza-900);
    margin: 0 0 8px;
}

.card-sistema-descricao {
    font-size: 13.5px;
    color: var(--cor-cinza-500);
    line-height: 1.5;
    margin: 0;
}

.card-sistema-rodape { margin-top: 20px; }

.btn-acessar {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--cor-azul-600);
    padding: 8px 0;
    transition: var(--transicao);
}

.card-sistema:hover .btn-acessar { gap: 10px; }

.btn-acessar--desabilitado {
    color: var(--cor-cinza-500);
    cursor: not-allowed;
}

/* Variantes de cor do ícone por sistema */
.card-sistema--success .card-sistema-icone { background: #e4f7ef; color: var(--cor-sucesso); }
.card-sistema--info .card-sistema-icone { background: #e3f4f9; color: var(--cor-info); }
.card-sistema--warning .card-sistema-icone { background: #fbf1de; color: var(--cor-alerta); }
.card-sistema--secondary .card-sistema-icone { background: var(--cor-cinza-100); color: var(--cor-neutro); }

.card-sistema--success .btn-acessar { color: var(--cor-sucesso); }
.card-sistema--info .btn-acessar { color: var(--cor-info); }
.card-sistema--warning .btn-acessar { color: var(--cor-alerta); }
.card-sistema--secondary .btn-acessar { color: var(--cor-neutro); }

.card-sistema--placeholder {
    border-style: dashed;
    border-color: var(--cor-cinza-300);
    background: var(--cor-cinza-100);
}

.card-sistema--placeholder .card-sistema-icone {
    background: var(--cor-cinza-200);
    color: var(--cor-cinza-500);
}

/* --- Card com múltiplos acessos (lista expansível) ------------------ */
.acessar-linha {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    row-gap: 6px;
}

.btn-outros-apps {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    border: none;
    background: none;
    color: var(--cor-cinza-500);
    font-size: 12.5px;
    font-weight: 600;
    padding: 4px 2px;
    cursor: pointer;
    transition: var(--transicao);
}

.btn-outros-apps:hover { color: var(--cor-cinza-900); }

.btn-outros-apps i { font-size: 11px; transition: transform 0.2s ease-in-out; }

.btn-outros-apps[aria-expanded="true"] i { transform: rotate(180deg); }

.lista-sublinks {
    list-style: none;
    margin: 12px 0 0;
    padding: 12px 0 0;
    border-top: 1px dashed var(--cor-cinza-200);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.lista-sublinks a {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 8px 6px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--cor-cinza-700);
    transition: var(--transicao);
}

.lista-sublinks a i { font-size: 15px; color: var(--cor-cinza-500); width: 18px; text-align: center; flex-shrink: 0; }

.lista-sublinks a:hover {
    background: var(--cor-cinza-100);
    color: var(--cor-azul-700);
}

.lista-sublinks a:hover i { color: var(--cor-azul-600); }

/* ----------------------------------------------------------------------
 * 8. Rodapé
 * -------------------------------------------------------------------- */
.portal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    padding: 18px 32px;
    font-size: 12.5px;
    color: var(--cor-cinza-500);
    border-top: 1px solid var(--cor-cinza-200);
    background: var(--cor-branco);
}

/* ----------------------------------------------------------------------
 * 9. Responsivo
 * -------------------------------------------------------------------- */
@media (max-width: 991.98px) {
    .sidebar {
        left: calc(var(--sidebar-largura) * -1);
    }

    body.sidebar-recolhida .sidebar {
        left: 0;
        width: var(--sidebar-largura);
    }

    body.sidebar-recolhida .sidebar .nav-label,
    body.sidebar-recolhida .sidebar-logo-full { display: block; }
    body.sidebar-recolhida .sidebar-logo-mini { display: none; }
    body.sidebar-recolhida .sidebar .nav-link { justify-content: flex-start; padding: 11px 20px; }

    .portal-conteudo { margin-left: 0; }
    body.sidebar-recolhida .portal-conteudo { margin-left: 0; }

    body.sidebar-recolhida .sidebar-overlay { display: block; }
}

@media (max-width: 575.98px) {
    .portal-main { padding: 20px 16px 32px; }
    .topbar { padding: 0 14px; }
    .portal-footer { padding: 16px; justify-content: center; text-align: center; }
}