@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;600;700;800&display=swap');

* { box-sizing: border-box; }

/* ---------------------------------------------------------------------
   Variáveis de tema. Padrão (sem atributo) = escuro, pra nunca quebrar se
   o JS do botão de tema falhar. O atributo data-theme é definido bem cedo
   (ver partials/tema_inline.php) antes da página pintar, então não pisca.
   --------------------------------------------------------------------- */
:root {
    --bg: #0a0a0a;
    --card-bg: #000000;
    --card-bg-alt: #0d0d0d;
    --text: #ffffff;
    --text-secondary: #999999;
    --text-tertiary: #8a8a8a;
    --border: #333333;
    --border-strong: #454545;
    --border-subtle: #1c1c1c;
    --input-bg: #0a0a0a;
    --accent: #d13239;
    --accent-contrast: #ffffff;
    --focus-outline: #ffffff;

    --success: #6fe08c; --success-bg: #0f2a17; --success-border: #1a7f3c;
    --danger:  #ff8080; --danger-bg:  #2a0f0f; --danger-border:  #d13239;
    --info:    #b3d1ff; --info-bg:    #0f1a2a; --info-border:    #2d6cd1;
    --warn:    #ffe1b3; --warn-bg:    #2a230f; --warn-border:    #d19b32;
    --role-root: #ffb366;        --role-root-bg: #2a1c0f;
    --role-alimentador: #7fd0ff; --role-alimentador-bg: #10202a;
    --role-leitor: #b3b3b3;      --role-leitor-bg: #232323;
}

:root[data-theme="light"] {
    --bg: #f2f2f2;
    --card-bg: #ffffff;
    --card-bg-alt: #fafafa;
    --text: #171717;
    --text-secondary: #565656;
    --text-tertiary: #767676;
    --border: #d6d6d6;
    --border-strong: #bdbdbd;
    --border-subtle: #e6e6e6;
    --input-bg: #ffffff;
    --accent: #d13239;
    --accent-contrast: #ffffff;
    --focus-outline: #171717;

    --success: #1a7f3c; --success-bg: #e2f7e8; --success-border: #1a7f3c;
    --danger:  #b33333; --danger-bg:  #ffe4e4; --danger-border:  #d13239;
    --info:    #0a5a8a; --info-bg:    #e3f0ff; --info-border:    #2d6cd1;
    --warn:    #8a6d1f; --warn-bg:    #fff3d6; --warn-border:    #d19b32;
    --role-root: #a35b00;        --role-root-bg: #ffe9d1;
    --role-alimentador: #0a5a8a; --role-alimentador-bg: #dff1ff;
    --role-leitor: #565656;      --role-leitor-bg: #e6e6e6;
}

body {
    font-family: "Open Sans", sans-serif;
    background: var(--bg);
    color: var(--text);
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 3rem 1rem;
    transition: background-color .2s, color .2s;
}

.logo-top {
    margin-bottom: 2rem;
}
.logo-top img {
    height: 42px;
    width: auto;
    display: block;
}
/* Duas versões do logo: só as letras mudam de cor, o "V" mantém a arte original. */
.logo-top .logo-light { display: none; }
:root[data-theme="light"] .logo-top .logo-dark { display: none; }
:root[data-theme="light"] .logo-top .logo-light { display: block; }

/* Botão de alternar tema — canto superior direito, fixo */
.tema-botao {
    position: fixed; top: 16px; right: 16px; z-index: 50;
    width: 42px; height: 42px; border-radius: 50%;
    background: var(--card-bg); border: 1px solid var(--border);
    color: var(--text); font-size: 18px;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
}
.tema-botao:hover { border-color: var(--text-secondary); }

.box {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 3rem;
    background: var(--card-bg);
    border: 1px solid var(--border-subtle);
    border-radius: 30px;
    gap: 1.5rem;
    width: 620px;
    max-width: 95vw;
    box-sizing: border-box;
}

.box h1 {
    font-weight: 800;
    color: var(--text);
    font-size: 30px;
    margin: 0;
    text-align: center;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 15px;
    margin: 0;
    text-align: center;
}

.separador-ou {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-tertiary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.separador-ou::before, .separador-ou::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-subtle);
}

form { width: 100%; display: flex; flex-direction: column; gap: 14px; align-items: center; }

.input-box {
    display: flex;
    align-items: center;
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    background-color: var(--input-bg);
    transition: border-color .25s;
    width: 100%;
}
.input-box:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(209,50,57,.35); }
.input-box.error-state { border-color: var(--danger); }

/* Indicador de foco visível em toda a interface (teclado/leitor de tela) */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--focus-outline);
    outline-offset: 2px;
}

.visually-hidden {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.input-box input {
    flex: 1;
    padding: 14px 16px;
    background-color: var(--input-bg);
    border: none; outline: none;
    color: var(--text); font-size: 16px;
    font-family: "Open Sans", sans-serif;
}
.input-box input::placeholder { color: var(--text-tertiary); }

.error-msg { color: var(--danger); font-size: 13px; margin: -6px 0 0 4px; width: 100%; }

.alert {
    width: 100%;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    line-height: 1.5;
}
.alert-error { background: var(--danger-bg); border: 1px solid var(--danger-border); color: var(--danger); }
.alert-info  { background: var(--info-bg);   border: 1px solid var(--info-border);   color: var(--info); }
.alert-warn  { background: var(--warn-bg);   border: 1px solid var(--warn-border);   color: var(--warn); }

button.btn-primary {
    cursor: pointer; background: var(--accent);
    width: 100%; border-radius: 100px;
    padding: 1rem; font-size: 20px;
    color: var(--accent-contrast); font-family: "Open Sans", sans-serif;
    font-weight: 700; border: none; margin-top: .5rem;
}
button.btn-primary:hover { background: var(--text); color: var(--bg); }

.hint { color: var(--text-tertiary); font-size: 12px; text-align: center; margin-top: .25rem; }

.resultados-titulo { width: 100%; text-align: left; }
.resultados-titulo h1 { font-size: 26px; margin: 0 0 4px; }

.nova-busca-btn {
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--text-secondary); text-decoration: none; font-size: 15px; font-weight: 700;
    border: 1px solid var(--border); border-radius: 100px; padding: 10px 18px;
    margin-top: .5rem;
}
.nova-busca-btn:hover { color: var(--bg); background: var(--text); border-color: var(--text); }

.resultados { width: 100%; display: flex; flex-direction: column; gap: 10px; }
.resultado-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    background: var(--card-bg-alt); border: 1px solid var(--border-strong); border-radius: 12px;
    padding: 16px 18px; gap: 16px;
}
@media (max-width: 560px) {
    .resultado-item { grid-template-columns: 1fr; justify-items: start; }
}

/* Tag colorida por tipo de certificado — cor vem do banco (tipos_certificado.cor).
   Largura fixa + texto centralizado pra todas ficarem do mesmo tamanho, mesmo
   com nomes de tamanhos diferentes (usar "|" no rotulo_tag pra forçar quebra). */
.badge-tipo {
    display: inline-flex; align-items: center; justify-content: center; text-align: center;
    width: 168px; min-height: 40px;
    font-size: 11px; font-weight: 700; text-transform: uppercase;
    letter-spacing: .5px; line-height: 1.35; padding: 6px 10px; border-radius: 10px;
    white-space: normal; border: 1px solid; justify-self: start;
}

.resultado-item .info { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.resultado-item .info .nome { font-size: 16px; font-weight: 700; color: var(--text); }
.resultado-item .info .meta { color: var(--text-secondary); font-size: 13px; }
.resultado-item .info .revogado-tag { color: var(--danger); font-size: 13px; font-weight: 700; }

.resultado-item a.ver-btn {
    color: var(--accent-contrast); background: var(--accent); text-decoration: none;
    font-size: 14px; font-weight: 700; padding: 10px 20px; border-radius: 50px;
    white-space: nowrap; justify-self: end;
}
.resultado-item a.ver-btn:hover { background: var(--text); color: var(--bg); }

/* Revogado: mesmo formato de botão, mas sinaliza "inválido" — não cinza (que
   parece só desativado) e não o vermelho sólido de ação normal. */
.resultado-item a.ver-btn.ver-btn-revogado {
    background: transparent; color: var(--danger); border: 1px solid var(--danger);
}
.resultado-item a.ver-btn.ver-btn-revogado:hover { background: var(--danger); color: var(--card-bg); }

@media (max-width: 560px) {
    .resultado-item a.ver-btn { justify-self: stretch; text-align: center; }
}

/* Página de verificação de certificado */
.cert-card {
    width: 720px; max-width: 95vw;
    background: var(--card-bg); border: 1px solid var(--border-subtle); border-radius: 30px; padding: 3rem;
    display: flex; flex-direction: column; gap: 1.5rem;
}
.cert-status {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 13px; font-weight: 700; text-transform: uppercase;
    letter-spacing: .5px; padding: 6px 14px; border-radius: 50px;
    width: fit-content;
}
.cert-status.valido { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.cert-status.revogado { background: var(--danger-bg); color: var(--danger); border: 1px solid var(--danger-border); }

.cert-field { border-bottom: 1px solid var(--border-subtle); padding-bottom: 12px; }
.cert-field .label { color: var(--text-secondary); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 4px; }
.cert-field .value { color: var(--text); font-size: 16px; }

.participantes-lista { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
.participantes-lista li { color: var(--text); font-size: 15px; }
.participantes-lista li span { color: var(--text-secondary); }

a.download-btn {
    display: block; text-align: center; text-decoration: none;
    cursor: pointer; background: var(--accent);
    border-radius: 100px; padding: 1rem; font-size: 18px;
    color: var(--accent-contrast); font-weight: 700;
}
a.download-btn:hover { background: var(--text); color: var(--bg); }

.codigo-box {
    font-family: monospace; letter-spacing: 2px; font-size: 15px;
    background: var(--input-bg); border: 1px solid var(--border); border-radius: 10px;
    padding: 10px 14px; color: var(--text-secondary); text-align: center;
}

footer.rodape { margin-top: 2rem; color: var(--text-tertiary); font-size: 12px; text-align: center; }
footer.rodape a { color: var(--text-secondary); }

/* Área "alimentador" */
.admin-shell { width: 900px; max-width: 95vw; display: flex; flex-direction: column; gap: 1.5rem; }

.admin-bar {
    display: flex; justify-content: space-between; align-items: center;
    width: 100%; padding-bottom: 1rem; border-bottom: 1px solid var(--border-subtle);
    flex-wrap: wrap; gap: 12px;
}
.admin-bar .quem { color: var(--text-secondary); font-size: 14px; }
.admin-bar .quem strong { color: var(--text); }
.admin-bar nav { display: flex; gap: 18px; flex-wrap: wrap; }
.admin-bar nav a { color: var(--text-secondary); text-decoration: none; font-size: 14px; font-weight: 600; }
.admin-bar nav a:hover { color: var(--text); }
.admin-bar nav a.sair { color: var(--danger); }

.admin-card {
    background: var(--card-bg); border: 1px solid var(--border-subtle); border-radius: 20px; padding: 2rem;
    display: flex; flex-direction: column; gap: 1.25rem;
}
.admin-card h2 { margin: 0; font-size: 20px; }

.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.admin-grid.tres { grid-template-columns: 1fr 1fr 1fr; }
@media (max-width: 700px) { .admin-grid, .admin-grid.tres { grid-template-columns: 1fr; } }

.campo { display: flex; flex-direction: column; gap: 6px; }
.campo label { font-size: 13px; color: var(--text-secondary); font-weight: 600; }
.campo input, .campo select, .campo textarea {
    background: var(--input-bg); border: 1px solid var(--border); border-radius: 8px;
    padding: 10px 12px; color: var(--text); font-size: 15px; font-family: inherit;
}
.campo textarea { resize: vertical; min-height: 60px; }
.campo .obs { color: var(--text-tertiary); font-size: 12px; }

button.btn-secondary {
    cursor: pointer; background: transparent; border: 1px solid var(--border-strong);
    border-radius: 100px; padding: .7rem 1.4rem; font-size: 15px;
    color: var(--text); font-family: inherit; font-weight: 700;
}
button.btn-secondary:hover { border-color: var(--text); }

.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th { text-align: left; color: var(--text-secondary); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--border-subtle); }
.admin-table td { padding: 10px; border-bottom: 1px solid var(--border-subtle); vertical-align: top; }
.admin-table tr:last-child td { border-bottom: none; }

.badge { display: inline-block; padding: 2px 10px; border-radius: 50px; font-size: 11px; font-weight: 700; text-transform: uppercase; }
.badge.root { background: var(--role-root-bg); color: var(--role-root); }
.badge.alimentador { background: var(--role-alimentador-bg); color: var(--role-alimentador); }
.badge.leitor { background: var(--role-leitor-bg); color: var(--role-leitor); }
.badge.ativo { background: var(--success-bg); color: var(--success); }
.badge.inativo { background: var(--danger-bg); color: var(--danger); }
.badge.ok { background: var(--success-bg); color: var(--success); }
.badge.pendente { background: var(--warn-bg); color: var(--warn); }

.link-inline { color: var(--text-secondary); font-size: 13px; text-decoration: underline; background: none; border: none; cursor: pointer; font-family: inherit; padding: 0; }
.link-inline:hover { color: var(--text); }
.link-inline.perigo { color: var(--danger); }

@media (max-width: 480px) {
    .box, .cert-card { padding: 1.5rem; }
    .box h1 { font-size: 22px; }
    .tema-botao { top: 10px; right: 10px; }
}

/* Utilitárias — evitam cor fixa em style="" que não reagiria ao tema */
.link-accent  { color: var(--role-alimentador); }
.link-muted   { color: var(--text-secondary); text-decoration: none; }
.link-muted:hover { color: var(--text); }
.texto-fraco  { color: var(--text-tertiary); }
.texto-danger { color: var(--danger); }
.opcao-checkbox {
    display: flex; align-items: center; gap: 6px;
    font-weight: 400; color: var(--text);
}