/*
 * acessibilidade.css
 * Portal da Transparência – SICAM.Net
 * Estilos de acessibilidade: Barra eMAG, Alto Contraste, Foco Shards
 * Referência: eMAG 3.1 | WCAG 2.1 AA | gov.br Design System
 */

/* ================================================================
   1. BARRA DE ACESSIBILIDADE (eMAG 3.1 – Requisito 1.7)
   ================================================================ */
#barra-acessibilidade {
    background-color: #071d41;
    color: #ffffff;
    font-size: 0.75rem;
    width: 100%;
    border-bottom: 1px solid #1351b4;
    z-index: 99999;
    position: relative;
}

.barra-ac-container {
    max-width: 100%;
    padding: 4px 16px;
}

#barra-acessibilidade nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 10px;
}

#barra-acessibilidade nav ul li {
    display: inline-flex;
    align-items: center;
}

#barra-acessibilidade .barra-ac-label {
    font-weight: 700;
    margin-right: 6px;
    color: #c8d3e4;
    letter-spacing: 0.04em;
    font-size: 0.7rem;
    text-transform: uppercase;
}

#barra-acessibilidade a,
#barra-acessibilidade button {
    color: #ffffff;
    background: none;
    border: 1px solid transparent;
    border-radius: 3px;
    padding: 2px 8px;
    font-size: 0.75rem;
    text-decoration: none;
    cursor: pointer;
    line-height: 1.5;
    transition: background-color 0.15s ease, border-color 0.15s ease;
    font-family: inherit;
}

#barra-acessibilidade a:hover,
#barra-acessibilidade button:hover {
    background-color: #1351b4;
    border-color: #7db6f7;
}

#barra-acessibilidade a:focus,
#barra-acessibilidade button:focus {
    outline: 3px solid #ffcd07;
    outline-offset: 1px;
    background-color: #1351b4;
}

#barra-acessibilidade .btn-contraste.ativo {
    background-color: #ffcd07;
    color: #071d41;
    font-weight: 700;
    border-color: #ffcd07;
}

/* Separador visual entre grupos */
#barra-acessibilidade .barra-ac-sep {
    width: 1px;
    height: 14px;
    background-color: #2c4a7a;
    margin: 0 4px;
}

/* Fonte indicator */
#barra-ac-font-indicator {
    font-size: 0.68rem;
    color: #a8bbd4;
    min-width: 30px;
    text-align: center;
}

/* ================================================================
   2. SKIP LINKS (WCAG 2.4.1 – reforço)
   ================================================================ */
/*
  Técnica: visually-hidden quando inativo,
  fixed + visível quando focado.
  Não usa top:-Npx pois o background vaza
  quando height > offset.
*/
.skip-link {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
    background: #1351b4;
    color: #ffffff;
    font-weight: 700;
    font-size: 0.9rem;
    text-decoration: none;
    border-radius: 0 0 8px 0;
    z-index: 200000;
}

.skip-link:focus {
    position: fixed;
    top: 0;
    left: 0;
    width: auto;
    height: auto;
    padding: 0.75rem 1.5rem;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
    outline: 3px solid #ffcd07;
    outline-offset: 2px;
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.35);
}

/* ================================================================
   3. FOCO VISÍVEL — Reforço para componentes Shards/Bootstrap
   (WCAG 2.4.7 – Focus Visible)
   ================================================================ */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible,
.nav-link:focus-visible,
.dropdown-item:focus-visible,
.btn:focus-visible {
    outline: 3px solid #1351b4 !important;
    outline-offset: 2px !important;
    border-radius: 3px !important;
    box-shadow: none !important;
}

/* Remove outline apenas quando há :focus-visible disponível */
a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
    outline: none;
}

/* Foco para formulários */
.form-control:focus,
.custom-select:focus {
    border-color: #1351b4 !important;
    box-shadow: 0 0 0 3px rgba(19, 81, 180, 0.25) !important;
    outline: 2px solid #1351b4 !important;
    outline-offset: 1px !important;
}

/* ================================================================
   4. BREADCRUMB ACESSÍVEL
   ================================================================ */
.breadcrumb-nav {
    padding: 0.5rem 1rem;
    background: transparent;
    margin-bottom: 0;
}

.breadcrumb-ac {
    background: transparent;
    padding: 0.4rem 0;
    margin-bottom: 0;
    font-size: 0.82rem;
    border-radius: 0;
    flex-wrap: wrap;
}

.breadcrumb-ac .breadcrumb-item + .breadcrumb-item::before {
    content: "\203A"; /* › */
    color: #6c757d;
    padding: 0 6px;
}

.breadcrumb-ac .breadcrumb-item a {
    color: #1351b4;
    text-decoration: none;
}

.breadcrumb-ac .breadcrumb-item a:hover {
    text-decoration: underline;
}

.breadcrumb-ac .breadcrumb-item.active {
    color: #495057;
    font-weight: 600;
}

.breadcrumb-ac .breadcrumb-item i {
    font-size: 13px;
    vertical-align: middle;
    margin-right: 2px;
}

/* ================================================================
   5. ALTO CONTRASTE (WCAG 1.4.3 — Contraste Mínimo)
   ================================================================ */
html.alto-contraste,
html.alto-contraste body {
    background-color: #000000 !important;
    color: #ffffff !important;
}

/* Layout containers */
html.alto-contraste .main-sidebar,
html.alto-contraste .main-content,
html.alto-contraste .main-navbar,
html.alto-contraste .main-content-container,
html.alto-contraste .corpo {
    background-color: #000000 !important;
    color: #ffffff !important;
}

/* Sidebar */
html.alto-contraste .main-sidebar {
    border-right: 2px solid #ffffff !important;
}

html.alto-contraste .main-sidebar .nav .nav-item .nav-link {
    color: #ffffff !important;
    border-radius: 0 !important;
}

html.alto-contraste .main-sidebar .nav .nav-item .nav-link:hover {
    background-color: #ffcd07 !important;
    color: #000000 !important;
}

html.alto-contraste .main-sidebar .nav .nav-item .nav-link.active {
    background-color: #ffcd07 !important;
    color: #000000 !important;
    border-left-color: #ffffff !important;
}

html.alto-contraste .main-sidebar__nav-title {
    color: #a0c0ff !important;
}

/* Topbar / Header */
html.alto-contraste .main-navbar,
html.alto-contraste .main-navbar .navbar {
    background-color: #0a0a0a !important;
    border-bottom: 2px solid #ffffff !important;
}

html.alto-contraste .navbar-title {
    color: #ffffff !important;
}

html.alto-contraste .navbar-subtitle {
    color: #a0c0ff !important;
}

/* Cards */
html.alto-contraste .card,
html.alto-contraste .card-small {
    background-color: #0d0d0d !important;
    border: 2px solid #ffffff !important;
    color: #ffffff !important;
}

html.alto-contraste .card-header {
    background-color: #111111 !important;
    border-bottom: 1px solid #ffffff !important;
    color: #ffffff !important;
}

html.alto-contraste .card-body {
    background-color: #0d0d0d !important;
    color: #ffffff !important;
}

/* Links */
html.alto-contraste a {
    color: #ffff00 !important;
}

html.alto-contraste a:hover,
html.alto-contraste a:focus {
    color: #ffffff !important;
    background-color: #0000aa !important;
    text-decoration: underline !important;
}

html.alto-contraste .nav-link {
    color: #ffffff !important;
}

html.alto-contraste .dropdown-item {
    background-color: #111 !important;
    color: #ffff00 !important;
}

html.alto-contraste .dropdown-item:hover,
html.alto-contraste .dropdown-item:focus {
    background-color: #0000aa !important;
    color: #ffffff !important;
}

html.alto-contraste .dropdown-menu {
    background-color: #111 !important;
    border: 2px solid #ffffff !important;
}

/* Textos secundários */
html.alto-contraste .text-muted,
html.alto-contraste .page-subtitle {
    color: #cccccc !important;
}

/* Tabelas */
html.alto-contraste .table,
html.alto-contraste table {
    color: #ffffff !important;
    background-color: #000 !important;
    border-color: #ffffff !important;
}

html.alto-contraste .table th,
html.alto-contraste .table td {
    border-color: #666666 !important;
    color: #ffffff !important;
}

html.alto-contraste .table thead th {
    background-color: #111111 !important;
    color: #ffff00 !important;
    border-bottom: 2px solid #ffffff !important;
}

html.alto-contraste .table-hover tbody tr:hover {
    background-color: #002266 !important;
    color: #ffffff !important;
}

/* Botões */
html.alto-contraste .btn-primary {
    background-color: #0050b3 !important;
    border: 2px solid #ffffff !important;
    color: #ffffff !important;
}

html.alto-contraste .btn-primary:hover,
html.alto-contraste .btn-primary:focus {
    background-color: #ffcd07 !important;
    color: #000000 !important;
}

html.alto-contraste .btn-white,
html.alto-contraste .btn-light {
    background-color: #333333 !important;
    border: 2px solid #ffffff !important;
    color: #ffffff !important;
}

/* Formulários */
html.alto-contraste .form-control,
html.alto-contraste .custom-select {
    background-color: #111111 !important;
    color: #ffffff !important;
    border: 2px solid #ffffff !important;
}

html.alto-contraste .form-control::placeholder {
    color: #aaaaaa !important;
}

html.alto-contraste .form-control:focus,
html.alto-contraste .custom-select:focus {
    background-color: #001133 !important;
    border-color: #ffcd07 !important;
    color: #ffffff !important;
    box-shadow: 0 0 0 3px rgba(255, 205, 7, 0.4) !important;
}

/* Badges */
html.alto-contraste .badge {
    border: 1px solid #ffffff !important;
}

html.alto-contraste .badge-danger,
html.alto-contraste .badge-warning {
    color: #000000 !important;
}

/* Barra de acessibilidade no contraste */
html.alto-contraste #barra-acessibilidade {
    background-color: #000000 !important;
    border-bottom: 2px solid #ffcd07 !important;
}

html.alto-contraste #barra-acessibilidade a,
html.alto-contraste #barra-acessibilidade button {
    color: #ffff00 !important;
    border-color: #ffff00 !important;
}

html.alto-contraste #barra-acessibilidade .btn-contraste.ativo {
    background-color: #ffcd07 !important;
    color: #000000 !important;
}

/* Footer */
html.alto-contraste footer,
html.alto-contraste .footer {
    background-color: #0a0a0a !important;
    border-top: 2px solid #ffffff !important;
    color: #ffffff !important;
}

/* Page header sections */
html.alto-contraste .page-header {
    background-color: #0d0d0d !important;
    border-left-color: #ffcd07 !important;
    color: #ffffff !important;
}

/* List groups */
html.alto-contraste .list-group-item {
    background-color: #0d0d0d !important;
    border-color: #444 !important;
    color: #ffffff !important;
}

html.alto-contraste .text-fiord-blue,
html.alto-contraste .text-primary {
    color: #7db6f7 !important;
}

html.alto-contraste .text-success {
    color: #4cd964 !important;
}

html.alto-contraste .text-danger {
    color: #ff6b6b !important;
}

/* Scrollbar no alto contraste */
html.alto-contraste ::-webkit-scrollbar {
    background-color: #000;
}

html.alto-contraste ::-webkit-scrollbar-thumb {
    background-color: #555;
    border: 2px solid #000;
}

/* ================================================================
   6. REGIÃO ARIA-LIVE — Tabelas e conteúdo dinâmico
   ================================================================ */
[aria-live] {
    /* Sem estilos visuais, apenas garante que seja uma região anunciável */
    position: relative;
}

/* Aviso de atualização para leitores de tela */
.sr-status {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}