/* =========================================================
   Estilos do conteúdo dos artigos — tiagoscarvalho.pt
   Usados no site público e na pré-visualização do back office.
   ========================================================= */

:root {
  --a-text: #0f172a;
  --a-muted: #475569;
  --a-link: #2563eb;
  --a-link-hover: #1d4ed8;
  --a-bg: #ffffff;
  --a-bg-2: #f8fafc;
  --a-border: #e2e8f0;
  --a-code-bg: #0f172a;
  --a-code-text: #e2e8f0;
  --a-inline-code-bg: #f1f5f9;
  --a-inline-code-text: #0f172a;
}

.dark,
body.dark {
  --a-text: #e2e8f0;
  --a-muted: #94a3b8;
  --a-link: #60a5fa;
  --a-link-hover: #93c5fd;
  --a-bg: #0f172a;
  --a-bg-2: #1e293b;
  --a-border: #334155;
  --a-code-bg: #020617;
  --a-code-text: #e2e8f0;
  --a-inline-code-bg: #1e293b;
  --a-inline-code-text: #e2e8f0;
}

/* ---- Base da pré-visualização (iframe do back office) ---- */
.preview-body {
  margin: 0;
  font-family: 'Inter Variable', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  background: var(--a-bg);
  color: var(--a-text);
  -webkit-font-smoothing: antialiased;
}
.preview-main {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 5rem;
}
.preview-title {
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 2rem;
}

/* ================= Conteúdo do artigo ================= */
.article-content {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--a-text);
  overflow-wrap: break-word;
}

.article-content > * + * {
  margin-top: 1.1em;
}

.article-content h2 {
  font-size: 1.5rem;
  line-height: 1.3;
  letter-spacing: -0.015em;
  font-weight: 700;
  margin-top: 2.2em;
  scroll-margin-top: 90px;
}

.article-content h3 {
  font-size: 1.2rem;
  line-height: 1.35;
  font-weight: 650;
  margin-top: 1.8em;
  scroll-margin-top: 90px;
}

.article-content h4 {
  font-size: 1.05rem;
  font-weight: 650;
  margin-top: 1.5em;
}

.article-content a {
  color: var(--a-link);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.article-content a:hover {
  color: var(--a-link-hover);
}

.article-content strong {
  font-weight: 650;
}

.article-content ul,
.article-content ol {
  padding-left: 1.5rem;
}
.article-content ul {
  list-style: disc;
}
.article-content ol {
  list-style: decimal;
}
.article-content li + li {
  margin-top: 0.4em;
}
.article-content li > ul,
.article-content li > ol {
  margin-top: 0.4em;
}

.article-content blockquote {
  border-left: 3px solid var(--a-link);
  padding: 0.25rem 0 0.25rem 1.25rem;
  color: var(--a-muted);
  font-style: italic;
}

.article-content hr {
  border: none;
  border-top: 1px solid var(--a-border);
  margin: 2.5rem auto;
  width: 100%;
}

/* ---- Código ---- */
.article-content code {
  font-family: ui-monospace, 'SFMono-Regular', 'Cascadia Code', Menlo, Consolas, monospace;
  font-size: 0.875em;
}

.article-content :not(pre) > code {
  background: var(--a-inline-code-bg);
  color: var(--a-inline-code-text);
  border: 1px solid var(--a-border);
  border-radius: 4px;
  padding: 0.1em 0.35em;
}

.article-content pre {
  background: var(--a-code-bg);
  color: var(--a-code-text);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.65;
}
.article-content pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* Syntax highlighting (highlight.js — tema próprio, discreto) */
.article-content .hljs-comment,
.article-content .hljs-quote {
  color: #8b9bb4;
  font-style: italic;
}
.article-content .hljs-keyword,
.article-content .hljs-selector-tag,
.article-content .hljs-built_in,
.article-content .hljs-name,
.article-content .hljs-tag {
  color: #93c5fd;
}
.article-content .hljs-string,
.article-content .hljs-title,
.article-content .hljs-section,
.article-content .hljs-attribute,
.article-content .hljs-literal,
.article-content .hljs-template-tag,
.article-content .hljs-template-variable,
.article-content .hljs-type,
.article-content .hljs-addition {
  color: #86efac;
}
.article-content .hljs-number,
.article-content .hljs-symbol,
.article-content .hljs-bullet,
.article-content .hljs-meta {
  color: #fcd34d;
}
.article-content .hljs-variable,
.article-content .hljs-attr,
.article-content .hljs-selector-attr,
.article-content .hljs-selector-pseudo {
  color: #fca5a5;
}
.article-content .hljs-emphasis {
  font-style: italic;
}
.article-content .hljs-strong {
  font-weight: 700;
}

/* ---- Tabelas ---- */
.article-content .table-wrap {
  overflow-x: auto;
  border: 1px solid var(--a-border);
  border-radius: 8px;
  /* Sombras de scroll: aparecem só do lado onde há conteúdo escondido,
     e desaparecem quando se chega ao fim. As camadas «local» servem de
     máscara sobre as camadas «scroll», que são as sombras propriamente
     ditas. Sinaliza em mobile que a tabela desliza na horizontal. */
  background-image:
    linear-gradient(to right, var(--a-bg) 40%, transparent),
    linear-gradient(to left, var(--a-bg) 40%, transparent),
    linear-gradient(to right, rgba(15, 23, 42, 0.13), transparent),
    linear-gradient(to left, rgba(15, 23, 42, 0.13), transparent);
  background-position: left center, right center, left center, right center;
  background-repeat: no-repeat;
  background-size: 32px 100%, 32px 100%, 16px 100%, 16px 100%;
  background-attachment: local, local, scroll, scroll;
}
.dark .article-content .table-wrap {
  background-image:
    linear-gradient(to right, var(--a-bg) 40%, transparent),
    linear-gradient(to left, var(--a-bg) 40%, transparent),
    linear-gradient(to right, rgba(0, 0, 0, 0.5), transparent),
    linear-gradient(to left, rgba(0, 0, 0, 0.5), transparent);
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  line-height: 1.6;
}
.article-content th,
.article-content td {
  padding: 0.6rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--a-border);
  vertical-align: top;
}
.article-content thead th {
  background: var(--a-bg-2);
  font-weight: 650;
  white-space: nowrap;
}
.article-content tbody tr:last-child td {
  border-bottom: none;
}

/* ---- Imagens e figuras ---- */
.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--a-border);
}
.article-content figure {
  margin: 1.75em 0;
}
.article-content figcaption {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--a-muted);
  text-align: center;
}

/* ---- Details / summary ---- */
.article-content details {
  border: 1px solid var(--a-border);
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  background: var(--a-bg-2);
}
.article-content summary {
  cursor: pointer;
  font-weight: 600;
}
.article-content details[open] summary {
  margin-bottom: 0.75rem;
}

/* ================= Classes editoriais ================= */
.article-content .callout {
  border: 1px solid var(--a-border);
  border-left-width: 3px;
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  background: var(--a-bg-2);
  font-size: 0.9575rem;
}
.article-content .callout > :first-child {
  margin-top: 0;
}
.article-content .callout > :last-child {
  margin-bottom: 0;
}
.article-content .callout-info {
  border-left-color: #2563eb;
  background: rgba(37, 99, 235, 0.06);
}
.article-content .callout-warning {
  border-left-color: #d97706;
  background: rgba(217, 119, 6, 0.07);
}
.article-content .callout-success {
  border-left-color: #059669;
  background: rgba(5, 150, 105, 0.07);
}
.article-content .callout-danger {
  border-left-color: #dc2626;
  background: rgba(220, 38, 38, 0.06);
}

.article-content .key-takeaway {
  border: 1px solid var(--a-border);
  border-radius: 8px;
  background: var(--a-bg-2);
  padding: 1.1rem 1.3rem;
  position: relative;
}
.article-content .key-takeaway::before {
  content: 'Ideia-chave';
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #2563eb;
  margin-bottom: 0.4rem;
}

.article-content .article-checklist {
  border: 1px solid var(--a-border);
  border-radius: 8px;
  padding: 1.1rem 1.3rem;
}
.article-content .article-checklist::before {
  content: 'Checklist';
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #059669;
  margin-bottom: 0.4rem;
}
.article-content .article-checklist ul {
  list-style: none;
  padding-left: 0;
}
.article-content .article-checklist li {
  padding-left: 1.6rem;
  position: relative;
}
.article-content .article-checklist li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #059669;
  font-weight: 700;
}

.article-content .article-note {
  font-size: 0.9rem;
  color: var(--a-muted);
  border-top: 1px solid var(--a-border);
  border-bottom: 1px solid var(--a-border);
  padding: 0.75rem 0;
}

/* Espaçamento entre elementos dentro de contentores editoriais.
   «.article-content > * + *» só alcança os filhos diretos; sem esta regra,
   parágrafos consecutivos dentro de details ou callouts ficam colados. */
.article-content details > * + *,
.article-content .callout > * + *,
.article-content .key-takeaway > * + *,
.article-content .article-checklist > * + *,
.article-content .article-note > * + * {
  margin-top: 0.9em;
}

/* ========= Fragmentos à volta de componentes interativos =========
   Quando um artigo contém um marcador <div class="embed-…"></div>, o
   ArticleHtml parte o HTML em fragmentos. `display: contents` remove a
   caixa do fragmento para que o texto continue a alinhar com o resto do
   artigo; as regras seguintes repõem o espaçamento vertical que
   «.article-content > * + *» deixaria de aplicar aos elementos aninhados. */
.article-content > .article-fragment {
  display: contents;
}
.article-content > .article-fragment > * + *,
.article-content > .article-fragment > *:first-child {
  margin-top: 1.1em;
}
.article-content > .article-fragment:first-child > *:first-child {
  margin-top: 0;
}
/* ============ Elementos interativos dos guias ============ */

/* Caminho de navegação: Portal → Menu → Submenu */
.article-content .menu-path {
  font-family: ui-monospace, 'SFMono-Regular', 'Cascadia Code', Menlo, Consolas, monospace;
  font-size: 0.85rem;
  line-height: 1.7;
  background: var(--a-bg-2);
  border: 1px solid var(--a-border);
  border-left: 3px solid var(--a-link);
  border-radius: 6px;
  padding: 0.6rem 0.9rem;
  overflow-wrap: break-word;
}

.article-content .menu-path::before {
  content: 'Onde clicar';
  display: block;
  font-family: 'Inter Variable', ui-sans-serif, system-ui, sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--a-link);
  margin-bottom: 0.3rem;
}

/* Ação concreta que o leitor pode marcar como feita */
.article-content .guide-action {
  position: relative;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  border: 1px solid var(--a-border);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  background: var(--a-bg);
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.article-content .guide-action > :not(.guide-action-check):first-of-type {
  margin-top: 0;
}

.article-content .guide-action > *:not(.guide-action-check) {
  flex: 1;
  min-width: 0;
}

.article-content .guide-action[data-done='true'] {
  border-color: #059669;
  background: rgba(5, 150, 105, 0.06);
}

.article-content .guide-action[data-done='true'] > *:not(.guide-action-check) {
  opacity: 0.65;
}

/* Caixa de marcação criada pelo próprio site (nunca vem do HTML colado) */
.article-content .guide-action-check {
  flex: 0 0 auto;
  width: 1.4rem;
  height: 1.4rem;
  margin-top: 0.1rem;
  border: 2px solid var(--a-border);
  border-radius: 5px;
  background: transparent;
  color: #fff;
  font-size: 0.85rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.article-content .guide-action-check:hover {
  border-color: var(--a-link);
}

.article-content .guide-action[data-done='true'] .guide-action-check {
  background: #059669;
  border-color: #059669;
}

/* Como confirmar que o passo ficou feito */
.article-content .guide-verify {
  border: 1px dashed var(--a-border);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  font-size: 0.92rem;
  background: var(--a-bg-2);
}

.article-content .guide-verify::before {
  content: 'Como confirmar';
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #059669;
  margin-bottom: 0.35rem;
}

.article-content .guide-verify > :first-child,
.article-content .guide-action > p:first-of-type {
  margin-top: 0;
}

/* Campo onde o leitor anota valores do seu próprio tenant */
.article-content .guide-field {
  border: 1px solid var(--a-border);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  background: var(--a-bg-2);
}

.article-content .guide-field > :first-child {
  margin-top: 0;
}

.article-content .guide-field-control {
  display: block;
  margin-top: 0.6rem;
}

.article-content .guide-field-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--a-muted);
  margin-bottom: 0.3rem;
}

.article-content .guide-field-input {
  width: 100%;
  font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  font-size: 0.9rem;
  padding: 0.5rem 0.7rem;
  border: 1px solid var(--a-border);
  border-radius: 6px;
  background: var(--a-bg);
  color: var(--a-text);
}

.article-content .guide-field-input:focus {
  outline: 2px solid var(--a-link);
  outline-offset: 1px;
  border-color: var(--a-link);
}

/* ---------- Apêndice de um guia: fontes oficiais ---------- */

.article-content .source-group {
  margin: 1.4em 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--a-border);
}

.article-content .source-group > p:first-child {
  margin: 0 0 0.35em;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--a-muted);
}

.article-content .source-group ul {
  margin: 0;
}

.article-content .source-group li {
  margin: 0.15em 0;
  font-size: 0.94rem;
}

@media print {
  .article-content .source-group {
    border-left-color: #cbd5e1 !important;
  }
}

/* =========================================================
   Layout de guia na pré-visualização do back office.

   No site, os passos são componentes React com classes Tailwind.
   Aqui replicam-se em CSS simples, para que a pré-visualização
   mostre o mesmo que o leitor vai ver.
   ========================================================= */

.preview-main.is-guide {
  max-width: 1140px;
}

.gp-subtitle {
  margin: -1.25rem 0 2rem;
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--a-muted);
}

.gp-meta {
  border: 1px solid var(--a-border);
  border-radius: 0.5rem;
  background: var(--a-bg-2);
  margin-bottom: 2.5rem;
}

.gp-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2.5rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--a-border);
}

.gp-meta-item dt {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--a-muted);
}

.gp-meta-item dd {
  margin: 0.1rem 0 0;
  font-size: 0.875rem;
  font-weight: 500;
}

.gp-meta-cols {
  display: grid;
  gap: 1.5rem;
  padding: 1.25rem;
}

@media (min-width: 640px) {
  .gp-meta-cols {
    grid-template-columns: 1fr 1fr;
  }
}

.gp-meta-cols h3 {
  margin: 0 0 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.gp-meta-cols ul {
  margin: 0;
  padding-left: 1.1rem;
}

.gp-meta-cols li,
.gp-meta-cols p {
  margin: 0.25rem 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--a-muted);
}

.gp-grid {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 1000px) {
  .gp-grid {
    grid-template-columns: 260px minmax(0, 820px);
  }
}

.gp-aside {
  align-self: start;
  position: sticky;
  top: 1.5rem;
}

@media (max-width: 999px) {
  .gp-aside {
    position: static;
  }
}

.gp-progress-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--a-muted);
}

.gp-progress-top strong {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.gp-progress-bar {
  height: 6px;
  border-radius: 999px;
  background: var(--a-border);
  overflow: hidden;
  margin: 0.4rem 0 0.9rem;
}

.gp-progress-bar span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: #059669;
  transition: width 0.3s;
}

.gp-index {
  list-style: none;
  margin: 0;
  padding: 0;
}

.gp-index a {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  padding: 0.35rem 0.5rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  line-height: 1.35;
  color: var(--a-muted);
  text-decoration: none;
}

.gp-index a:hover {
  color: var(--a-text);
}

.gp-index a.ativo {
  background: rgba(37, 99, 235, 0.1);
  color: var(--a-link);
  font-weight: 500;
}

.gp-bolha {
  flex: none;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.1rem;
  border: 1px solid var(--a-border);
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--a-muted);
}

.gp-index a.feito .gp-bolha {
  border-color: #059669;
  background: #059669;
  color: #fff;
}

.gp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.gp-step {
  border: 1px solid var(--a-border);
  border-radius: 0.5rem;
  background: var(--a-bg);
  margin-bottom: 1.5rem;
  scroll-margin-top: 1.5rem;
}

.gp-step[data-done='true'] {
  border-color: #6ee7b7;
  background: rgba(16, 185, 129, 0.06);
}

.gp-step-head {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--a-border);
}

.gp-num {
  flex: none;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  background: var(--a-link);
  color: #fff;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gp-step[data-done='true'] .gp-num {
  background: #059669;
}

.gp-step-head h2 {
  margin: 0;
  flex: 1 1 12rem;
  min-width: 0;
  font-size: 1.2rem;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
  border: 0;
  padding: 0;
}

.gp-toggle {
  flex: none;
  border: 1px solid var(--a-border);
  border-radius: 0.375rem;
  background: transparent;
  color: var(--a-muted);
  font: inherit;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.35rem 0.7rem;
  cursor: pointer;
}

.gp-step[data-done='true'] .gp-toggle {
  border-color: #059669;
  background: #059669;
  color: #fff;
}

.gp-count {
  padding: 0.45rem 1.25rem;
  border-bottom: 1px solid var(--a-border);
  font-size: 0.75rem;
  color: var(--a-muted);
}

.gp-count[hidden] {
  display: none;
}

.gp-body {
  padding: 1.25rem;
}

.gp-body .article-content > :first-child {
  margin-top: 0;
}

.gp-body .article-content > :last-child {
  margin-bottom: 0;
}

.gp-appendix {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--a-border);
}