/* ==========================================================================
   SGI PRO — Estilos globais (F2)
   Template Blazor removido. Base global construída sobre os design tokens.
   Os tokens (custom properties) chegam pelo <link> explícito de
   css/sgsi-tokens.css no App.razor, ANTES deste arquivo — NÃO reimportar via
   @import (era download/parsing duplicado e fora do fingerprint imutável do
   MapStaticAssets; auditoria web-wwwroot.md B4).
   ========================================================================== */

/* ---- Reset/base ---- */
html {
    font-size: var(--sgsi-font-size-root);
    -webkit-text-size-adjust: 100%;
}

html, body {
    font-family: var(--sgsi-font-sans);
    background-color: var(--sgsi-color-bg);
    color: var(--sgsi-color-text);
    line-height: var(--sgsi-line-height);
    margin: 0;
    min-height: 100vh;
}

body {
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    line-height: var(--sgsi-line-height-tight);
    font-weight: var(--sgsi-font-weight-semibold);
    color: var(--sgsi-color-text);
}

a {
    color: var(--sgsi-color-accent);
    text-decoration: none;
}

a:hover {
    color: var(--sgsi-color-brand-hover);
    text-decoration: underline;
}

/* ---- Foco visível WCAG 2.1 AA (2.4.7) ----
   Anel consistente e de alto contraste para qualquer elemento focável via
   teclado. :focus-visible evita poluir o clique de mouse, mas mantemos um
   fallback :focus para navegadores antigos. */
:focus-visible {
    outline: var(--sgsi-focus-ring-width) solid var(--sgsi-color-focus-ring);
    outline-offset: var(--sgsi-focus-ring-offset);
    border-radius: var(--sgsi-radius-sm);
}

.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible,
.form-check-input:focus-visible {
    outline: var(--sgsi-focus-ring-width) solid var(--sgsi-color-focus-ring);
    outline-offset: var(--sgsi-focus-ring-offset);
    box-shadow: none;
}

h1:focus, h1:focus-visible {
    outline: none;
}

/* Respeita quem reduz movimento (WCAG 2.3.3). */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ---- Scrollbar discreta, tematizada ---- */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--sgsi-color-border-strong) transparent;
}

*::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

*::-webkit-scrollbar-track {
    background: transparent;
}

*::-webkit-scrollbar-thumb {
    background-color: var(--sgsi-color-border-strong);
    border-radius: var(--sgsi-radius-pill);
    border: 2px solid transparent;
    background-clip: content-box;
}

*::-webkit-scrollbar-thumb:hover {
    background-color: var(--sgsi-color-text-subtle);
}

/* ==========================================================================
   UTILITÁRIOS .sgsi-*
   ========================================================================== */

/* Esconde visualmente mas mantém para leitores de tela (skip-link, labels). */
.sgsi-visually-hidden {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip-link: vira visível ao receber foco (WCAG 2.4.1). */
.sgsi-skip-link {
    position: absolute;
    left: var(--sgsi-space-2);
    top: -3rem;
    z-index: var(--sgsi-z-toast);
    padding: var(--sgsi-space-2) var(--sgsi-space-4);
    background: var(--sgsi-color-brand);
    color: var(--sgsi-color-on-brand);
    border-radius: var(--sgsi-radius-md);
    box-shadow: var(--sgsi-shadow-md);
    transition: top var(--sgsi-transition-fast);
}

.sgsi-skip-link:focus,
.sgsi-skip-link:focus-visible {
    top: var(--sgsi-space-2);
    color: var(--sgsi-color-on-brand);
    text-decoration: none;
}

/* NOTA: .sgsi-card, .sgsi-empty e o skeleton (.sgsi-skel) são componentes da
   biblioteca Ui e vivem EXCLUSIVAMENTE em css/sgsi-componentes.css. As cópias
   que existiam aqui (carregadas DEPOIS, ganhando a cascata) injetavam padding
   duplo no SgsiCard e divergiam gap/ícone do SgsiEmptyState — não redefinir. */

/* ---- Toggle de tema: mostra o ícone do tema OPOSTO (a ação que executa) ----
   Depende de [data-bs-theme] no <html>, ancestral fora do escopo do componente,
   por isso fica no CSS global e não no MainLayout.razor.css. */
[data-sgsi-tema-toggle] .sgsi-tema-escuro { display: none; }
[data-bs-theme="dark"] [data-sgsi-tema-toggle] .sgsi-tema-claro { display: none; }
[data-bs-theme="dark"] [data-sgsi-tema-toggle] .sgsi-tema-escuro { display: inline-flex; }

/* ---- Botão de ícone (topbar) ---- */
.sgsi-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: 1px solid transparent;
    border-radius: var(--sgsi-radius-md);
    background: transparent;
    color: var(--sgsi-color-text-muted);
    cursor: pointer;
    transition: background var(--sgsi-transition-fast), color var(--sgsi-transition-fast);
}

.sgsi-icon-btn:hover {
    background: var(--sgsi-color-surface-2);
    color: var(--sgsi-color-text);
}

.sgsi-icon-btn svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* ==========================================================================
   Blazor — erro de circuito (mantido do framework, retematizado)
   ========================================================================== */
#blazor-error-ui {
    color-scheme: light only;
    background: var(--sgsi-color-warning-bg);
    color: var(--sgsi-color-text);
    bottom: 0;
    box-shadow: var(--sgsi-shadow-lg);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.75rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: var(--sgsi-z-toast);
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

.blazor-error-boundary {
    background: var(--sgsi-color-danger);
    padding: 1rem 1rem 1rem 1rem;
    color: #fff;
    border-radius: var(--sgsi-radius-md);
}

.blazor-error-boundary::after {
    content: "Ocorreu um erro.";
}

/* ---- Validação (forms) ---- */
.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--sgsi-color-success);
}

.invalid {
    outline: 1px solid var(--sgsi-color-danger);
}

.validation-message {
    color: var(--sgsi-color-danger);
    font-size: var(--sgsi-font-size-sm);
}