/* Docs: página de documento no estilo do Quickstart (A2) dentro do App Shell; a árvore do livro mora na sidebar do produto. */
/* ---------- sidebar: livros, busca e árvore ---------- */
.dp-books { display: flex; flex-direction: column; gap: 2px; margin-bottom: 16px; }
.dp-book { display: flex; align-items: center; gap: 10px; min-height: 36px; padding: 8px 10px; border-radius: var(--radius, 2px); color: var(--text); font-size: 14px; line-height: 20px; }
.dp-book:hover { background: var(--hover); }
.dp-book.is-current { background: var(--selected); color: var(--text-strong); font-weight: 600; }
.dp-book .icon { color: var(--text-secondary); }

.dp-search { display: flex; align-items: center; gap: 10px; height: 40px; padding: 0 12px; border: 1px solid var(--border); border-radius: var(--radius, 2px); background: var(--surface); color: var(--text-secondary); }
.dp-search .icon { flex: 0 0 16px; }
.dp-search input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--text); font-size: 15px; }
.dp-search input::placeholder { color: var(--text-secondary); }
.dp-search input::-webkit-search-cancel-button { display: none; }
.dp-search:focus-within { outline: 2px solid var(--text-strong); outline-offset: 2px; }

.dp-tree { margin-top: 20px; }
.dp-tree-note { padding: 8px 12px; color: var(--text-secondary); font-size: 14px; }
.dp-item { display: flex; align-items: flex-start; gap: 8px; width: 100%; min-height: 36px; padding: 8px 10px 8px 12px; border: 0; border-radius: var(--radius, 2px); background: transparent; color: var(--text); font-size: 14px; line-height: 20px; text-align: left; }
.dp-item:hover { background: var(--hover); }
.dp-item.is-current { background: var(--selected); color: var(--text-strong); font-weight: 600; }
.dp-item-label { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.dp-state { flex: none; color: var(--text-secondary); font-size: 11px; font-weight: 400; line-height: 20px; }
.dp-group { margin-top: 4px; }
.dp-group-toggle { display: flex; align-items: center; gap: 10px; width: 100%; min-height: 40px; padding: 8px 10px; border: 0; border-radius: var(--radius, 2px); background: transparent; color: var(--text); font-size: 15px; font-weight: 500; line-height: 20px; text-align: left; }
.dp-group-toggle:hover { background: var(--hover); }
.dp-group-toggle .icon { flex: 0 0 16px; color: var(--text-secondary); transition: transform var(--dur) ease; }
.dp-group-toggle[aria-expanded="true"] .icon { transform: rotate(180deg); }
.dp-group-label { flex: 1; min-width: 0; }
.dp-group-count { color: var(--text-secondary); font-size: 12px; font-weight: 400; }
.dp-group-body { padding: 2px 0 6px 16px; }
.dp-filter-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 8px; }
.dp-empty { padding: 0 12px; color: var(--text-secondary); font-size: 13px; line-height: 18px; }
.dp-clear { min-height: 32px; padding: 0 12px; border: 1px solid var(--border); border-radius: var(--radius, 2px); background: var(--surface); color: var(--text); font-size: 13px; font-weight: 500; }
.dp-clear:hover { background: var(--hover); }

/* ---------- miolo ---------- */
.dp-grid { display: grid; grid-template-columns: minmax(0, 720px) 200px; gap: 40px; justify-content: center; align-items: start; padding: 48px 32px 80px; }
.dp-grid--solo { grid-template-columns: minmax(0, 720px); }
.dp-article { min-width: 0; color: var(--text); }
.dp-title { color: var(--text-strong); font-size: 30px; font-weight: 600; line-height: 38px; letter-spacing: -0.01em; }
.dp-title:focus:not(:focus-visible) { outline: none; }
.dp-title:focus-visible { outline: 2px solid var(--text-strong); outline-offset: 2px; }
.dp-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; margin-top: 10px; color: var(--text-secondary); font-size: 13px; line-height: 20px; }
.dp-meta:empty { display: none; }
.dp-badge { padding: 0 8px; border: 1px solid var(--border); border-radius: var(--radius, 2px); color: var(--text); font-size: 12px; font-weight: 500; }
.dp-note { margin-top: 12px; padding-left: 12px; border-left: 2px solid var(--border-strong); color: var(--text-secondary); font-size: 13px; line-height: 20px; }
.dp-warnings { margin-top: 12px; }
.dp-warning { margin-top: 6px; padding: 10px 12px; border-left: 2px solid var(--text-strong); border-radius: var(--radius, 2px); background: var(--surface-sunken); color: var(--text); font-size: 14px; line-height: 20px; }
.dp-loading { color: var(--text-secondary); font-size: 15px; line-height: 24px; }
.dp-error { margin-top: 16px; padding: 10px 12px; border-left: 2px solid var(--text-strong); border-radius: var(--radius, 2px); background: var(--surface-sunken); color: var(--text); font-size: 15px; line-height: 24px; }
.dp-error-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 20px; }
.dp-primary-link { display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px; border-radius: var(--radius, 2px); background: var(--text-strong); color: var(--surface); font-size: 14px; font-weight: 600; }

/* Corpo vindo da ponte: só estilo, o HTML sanitizado não é reescrito. */
.dp-body { margin-top: 28px; color: var(--text); font-size: 15px; line-height: 24px; overflow-wrap: anywhere; }
.dp-body > p:first-child { color: var(--text-secondary); font-size: 16px; line-height: 27px; }
.dp-body h2, .dp-body h3, .dp-body h4 { color: var(--text-strong); font-weight: 600; scroll-margin-top: 24px; }
.dp-body h2 { margin: 44px 0 12px; font-size: 24px; line-height: 32px; letter-spacing: -0.01em; }
.dp-body h3 { margin: 28px 0 8px; font-size: 17px; line-height: 24px; }
.dp-body h4 { margin: 20px 0 6px; font-size: 15px; line-height: 22px; }
.dp-body h2:focus:not(:focus-visible), .dp-body h3:focus:not(:focus-visible), .dp-body h4:focus:not(:focus-visible) { outline: none; }
.dp-body h2:focus-visible, .dp-body h3:focus-visible, .dp-body h4:focus-visible { outline: 2px solid var(--text-strong); outline-offset: 2px; }
.dp-body p { margin-top: 12px; }
.dp-body h2 + p, .dp-body h3 + p, .dp-body h4 + p { margin-top: 0; }
.dp-body ul { margin-top: 12px; padding-left: 22px; list-style: disc; }
.dp-body ul ul { margin-top: 4px; list-style: circle; }
.dp-body li { margin-top: 6px; }
.dp-body a { color: var(--text-strong); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.dp-body a:hover { text-decoration-thickness: 2px; }
.dp-body strong { color: var(--text-strong); font-weight: 600; }
.dp-body em { font-style: italic; }
.dp-body code { padding: 1px 5px; border-radius: var(--radius, 2px); background: var(--surface-sunken); font-family: var(--font-mono); font-size: 0.88em; }
.dp-body pre { max-width: 100%; margin-top: 12px; padding: 12px 14px; border: 1px solid var(--border-soft); border-radius: var(--radius, 2px); background: var(--surface-raised); overflow: auto; white-space: pre; overflow-wrap: normal; }
.dp-body pre code { padding: 0; background: none; }
.dp-body blockquote { margin-top: 16px; padding: 2px 0 2px 14px; border-left: 2px solid var(--border-strong); color: var(--text-secondary); }
.dp-body blockquote > p:first-child { margin-top: 0; }
.dp-body .em-aberto { margin-top: 16px; padding: 12px 14px; border-left: 3px solid var(--status-aberto-fg); border-radius: var(--radius, 2px); background: var(--status-aberto-bg); color: var(--text); }
/* a tag dentro do bloco "Em aberto:" fica transparente: só ícone + texto na cor do estado (A3) */
.dp-body .em-aberto .st-tag { background: transparent; padding: 0; border-radius: 0; }
.dp-body .unavailable { border-bottom: 1px dotted var(--text-tertiary); color: var(--text-secondary); }
.dp-body .reference-label { color: var(--text-secondary); font-size: 0.85em; }
.dp-body img { max-width: 100%; height: auto; }

/* Listas numeradas viram passos (marcador circular e linha vertical, como "Primeiros passos"). */
.dp-body ol { margin-top: 16px; counter-reset: dp-step; }
.dp-body ol > li { position: relative; margin-top: 0; padding: 0 0 20px 40px; counter-increment: dp-step; }
.dp-body ol > li::before { content: counter(dp-step); position: absolute; top: 0; left: 0; display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--selected); color: var(--text); font-size: 12px; font-weight: 600; line-height: 1; }
.dp-body ol > li::after { content: ""; position: absolute; top: 30px; bottom: 6px; left: 11.5px; width: 1px; background: var(--border); }
.dp-body ol > li:last-child { padding-bottom: 4px; }
.dp-body ol > li:last-child::after { display: none; }

/* Tabelas e diagramas largos rolam dentro do quadro, a partir da borda esquerda. */
.dp-body .table-scroll { max-width: 100%; margin-top: 16px; overflow-x: auto; border: 1px solid var(--border-soft); border-radius: var(--radius, 2px); }
.dp-body table { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 20px; overflow-wrap: normal; }
.dp-body th, .dp-body td { min-width: 120px; padding: 8px 12px; border-bottom: 1px solid var(--border-soft); text-align: left; vertical-align: top; }
.dp-body th + th, .dp-body td + td { border-left: 1px solid var(--border-soft); }
.dp-body th { background: var(--surface-raised); color: var(--text-strong); font-weight: 600; }
.dp-body tbody tr:last-child td { border-bottom: 0; }
.dp-body figure.code-block { margin: 20px 0 0; }
.dp-body figure.code-block figcaption { margin-bottom: 8px; color: var(--text-secondary); font-size: 12px; line-height: 16px; }
/* conta.css dá a .code-block fundo, recuo e white-space: pre; o diagrama não herda isso. */
.dp-body figure.mermaid-block { min-width: 0; max-width: 100%; padding: 0; border-radius: 0; background: transparent; white-space: normal; overflow: visible; }
.dp-body .mermaid-scroll { max-width: 100%; overflow: auto; overscroll-behavior-inline: contain; padding: 16px; border: 1px solid var(--border-soft); border-radius: var(--radius, 2px); background: var(--surface-raised); }
.dp-body .mermaid-svg { display: block; max-width: none; height: auto; color: var(--text); font: 14px/1.4 var(--font-diagram); }
.dp-body .mermaid-node rect { fill: var(--surface); stroke: var(--text-tertiary); stroke-width: 1.25; }
.dp-body .mermaid-node text { fill: var(--text-strong); text-anchor: middle; }
.dp-body .mermaid-group rect { fill: var(--surface-sunken); stroke: var(--border-strong); stroke-width: 1; }
.dp-body .mermaid-group text { fill: var(--text-secondary); font-size: 13px; font-weight: 600; }
.dp-body .mermaid-edge { fill: none; stroke: var(--text-tertiary); stroke-width: 1.5; }
.dp-body .mermaid-edge-dashed { stroke-dasharray: 6 4; }
.dp-body .mermaid-arrow { fill: var(--text-tertiary); }
.dp-body .mermaid-source { margin-top: 8px; font-size: 13px; }
.dp-body .mermaid-source summary { padding: 8px 0; color: var(--text-secondary); cursor: pointer; }

.dp-resumo-foot { margin-top: 28px; padding-top: 14px; border-top: 1px solid var(--border-soft); color: var(--text-secondary); font-size: 13px; line-height: 20px; }
.dp-resumo-foot a { color: var(--text-strong); text-decoration: underline; text-underline-offset: 3px; }

.dp-pager { display: flex; gap: 12px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border-soft); }
.dp-pager:empty { display: none; }
.dp-pager-link { display: flex; flex: 0 1 50%; flex-direction: column; justify-content: center; gap: 4px; min-width: 0; min-height: 88px; padding: 16px 20px; border: 1px solid var(--border); border-radius: var(--radius, 2px); color: var(--text); }
.dp-pager-link:hover { background: var(--hover); border-color: var(--border-strong); }
.dp-pager-link span { color: var(--text-secondary); font-size: 12px; line-height: 16px; }
.dp-pager-link strong { color: var(--text-strong); font-size: 16px; font-weight: 600; line-height: 24px; }
.dp-pager-link--next { margin-left: auto; text-align: right; }

/* ---------- Nesta página ---------- */
.dp-toc { position: sticky; top: 24px; max-height: calc(100vh - 140px); overflow: auto; }
.dp-toc-title { color: var(--text-secondary); font-size: 11px; font-weight: 600; letter-spacing: 0.06em; line-height: 16px; text-transform: uppercase; }
.dp-toc-list { display: flex; flex-direction: column; gap: 2px; margin-top: 12px; }
.dp-toc-item a { display: block; padding: 5px 0 5px 12px; border-left: 2px solid transparent; color: var(--text-secondary); font-size: 14px; line-height: 20px; }
.dp-toc-item--sub a { padding-left: 24px; font-size: 13px; }
.dp-toc-item a:hover { color: var(--text-strong); }
.dp-toc-item.is-active a { border-left-color: var(--text-strong); color: var(--text-strong); font-weight: 600; }

/* Menus recolhíveis (sumário e painel) só aparecem quando a coluna não cabe. */
.dp-fold-toggle { display: none; align-items: center; justify-content: space-between; gap: 12px; width: 100%; min-height: 44px; padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--radius, 2px); background: var(--surface); color: var(--text); font-size: 15px; font-weight: 500; line-height: 20px; text-align: left; }
.dp-fold-toggle > span { display: flex; align-items: baseline; gap: 8px; min-width: 0; }
.dp-fold-toggle small { color: var(--text-secondary); font-size: 13px; font-weight: 400; }
.dp-fold-toggle .icon { flex: 0 0 16px; color: var(--text-secondary); transition: transform var(--dur) ease; }
.dp-fold-toggle[aria-expanded="true"] .icon { transform: rotate(180deg); }

.dp-page a:focus-visible, .dp-page button:focus-visible, .dp-page [tabindex="0"]:focus-visible,
.dp-side a:focus-visible, .dp-side button:focus-visible { outline: 2px solid var(--text-strong); outline-offset: 2px; }
.dp-side .dp-item:focus-visible, .dp-side .dp-group-toggle:focus-visible, .dp-side .dp-book:focus-visible { outline-offset: -2px; }

@container os-body (max-width: 820px) {
  .dp-grid { grid-template-columns: minmax(0, 720px); gap: 0; padding: 32px 24px 64px; }
  .dp-toc { position: static; grid-row: 1; max-height: none; margin-bottom: 28px; overflow: visible; }
  .dp-toc .dp-fold-toggle { display: flex; }
  .dp-toc-title { display: none; }
  .dp-toc:not(.is-open) .dp-toc-list { display: none; }
  .dp-toc-list { margin-top: 8px; }
}

@container os-body (max-width: 600px) {
  .dp-grid { padding: 16px 16px 32px; }
  .dp-toc { margin-bottom: 24px; }
  .dp-title { font-size: 26px; line-height: 34px; }
  .dp-body h2 { margin-top: 36px; font-size: 21px; line-height: 28px; }
  .dp-pager { flex-direction: column; }
  .dp-pager-link { flex-basis: auto; min-height: 72px; padding: 14px 16px; }
  .dp-pager-link--next { margin-left: 0; text-align: left; }
}

/* celular: a barra superior é fixa, então os títulos param abaixo dela */
@media (max-width: 767px) {
  .dp-search input { font-size: 16px; }
  .dp-body h2, .dp-body h3, .dp-body h4 { scroll-margin-top: 72px; }
}

/* ---------- Docs: visão geral (estilo Drive) e home do livro ---------- */
.dd-page { min-height: 100%; background: var(--surface-raised); }
.dd-wrap { width: 100%; max-width: var(--home-max); margin: 0 auto; padding: 48px 32px 64px; color: var(--text); }
.dd-head { max-width: 720px; }
.dd-lead { margin-top: 8px; color: var(--text-secondary); font-size: 16px; line-height: 26px; }
.dd-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 24px; }
.dd-search { display: flex; flex: 1 1 320px; align-items: center; gap: 10px; height: 44px; max-width: 520px; padding: 0 14px; border: 1px solid var(--border); border-radius: var(--radius, 2px); background: var(--surface); color: var(--text-secondary); }
.dd-search .icon { flex: 0 0 16px; }
.dd-search input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--text); font-size: 15px; }
.dd-search input::placeholder { color: var(--text-tertiary); }
.dd-search:focus-within { outline: 2px solid var(--text-strong); outline-offset: 2px; }
.dd-seg { display: inline-flex; gap: 2px; padding: 3px; border-radius: var(--radius, 2px); background: var(--surface-sunken); }
.dd-seg-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 32px; padding: 0 12px; border: 0; border-radius: var(--radius, 2px); background: transparent; color: var(--text); font-size: 13px; font-weight: 500; }
.dd-seg-btn .st-tag-icon { flex: 0 0 16px; width: 16px; height: 16px; }
.dd-seg-btn[aria-pressed="true"] { background: var(--surface); color: var(--text-strong); font-weight: 600; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12); }
.dd-seg-btn--fechado .st-tag-icon { color: var(--status-fechado-fg); }
.dd-seg-btn--rascunho .st-tag-icon { color: var(--status-rascunho-fg); }
.dd-seg-btn--aberto .st-tag-icon { color: var(--status-aberto-fg); }
.dd-results { margin-top: 24px; padding: 16px; border: 1px solid var(--border); border-radius: var(--radius, 2px); background: var(--surface); }
.dd-results[hidden] { display: none; }
.dd-results-count { color: var(--text-strong); font-size: 15px; font-weight: 600; }
.dd-results-list { display: flex; flex-direction: column; gap: 2px; margin-top: 8px; }
.dd-results-list a { display: flex; justify-content: space-between; gap: 12px; padding: 8px 10px; border-radius: var(--radius, 2px); color: var(--text); font-size: 14px; line-height: 20px; }
.dd-results-list a:hover { background: var(--hover); }
.dd-results-list a > span:first-child { min-width: 0; overflow-wrap: anywhere; }
.dd-result-meta { flex: none; color: var(--text-tertiary); font-size: 12px; }
.dd-state { padding: 8px 0; color: var(--text-secondary); font-size: 14px; line-height: 20px; }
.dd-group { margin-top: 40px; }
.dd-group-title { color: var(--text-strong); font-size: var(--fs-h2); font-weight: 600; line-height: var(--lh-h2); }
.dd-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin-top: 14px; }
.dd-card { display: flex; gap: 12px; padding: 18px; border: 1px solid var(--border); border-radius: var(--radius, 2px); background: var(--surface); }
.dd-card-icon { display: inline-grid; flex: none; place-items: center; width: 36px; height: 36px; border-radius: var(--radius, 2px); background: var(--surface-sunken); color: var(--text-strong); }
.dd-card-body { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.dd-card-body h3 { color: var(--text-strong); font-size: 16px; font-weight: 600; line-height: 22px; }
.dd-card-body h3 a { color: inherit; }
.dd-card-body h3 a:hover { text-decoration: underline; }
.dd-card-body p { color: var(--text-secondary); font-size: 14px; line-height: 20px; }
.dd-card-meta { color: var(--text-strong); font-size: 12px; font-weight: 600; }
.dd-interno { display: inline-block; margin-left: 8px; padding: 1px 7px; border: 1px solid var(--border-strong); border-radius: var(--radius, 2px); color: var(--text-strong); font-size: 11px; font-weight: 600; line-height: 16px; vertical-align: 2px; }
.dd-flag { margin-left: auto; color: var(--text-secondary); font-size: 11px; }
.dd-open { margin-top: 40px; }
.dd-open-group { margin-top: 14px; }
.dd-open-group h3 { display: flex; align-items: center; gap: 8px; }
.dd-open-count { color: var(--text-tertiary); font-size: 12px; font-weight: 500; }
.dd-open-group ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px 16px; margin-top: 6px; }
.dd-open-group a { display: flex; justify-content: space-between; gap: 12px; padding: 7px 8px; border-radius: var(--radius, 2px); color: var(--text); font-size: 14px; line-height: 20px; }
.dd-open-group a:hover { background: var(--hover); }
.dd-open-group a > span:first-child { min-width: 0; overflow-wrap: anywhere; }
.dd-open-empty { margin-top: 8px; color: var(--text-secondary); font-size: 14px; }
.dp-side-sep { height: 1px; margin: 16px 10px; background: var(--border-soft); }
.dp-menu .dp-book { padding-left: 10px; }

.dd-book { max-width: 720px; }
.dd-book-head { margin-bottom: 8px; }
.dd-book-sub { display: flex; align-items: center; gap: 10px; margin-top: 6px; color: var(--text-secondary); font-size: 15px; }
.dd-book-open { margin-top: 12px; color: var(--text-secondary); font-size: 16px; line-height: 26px; }
.dd-book-count { margin-top: 6px; color: var(--text-strong); font-size: 13px; font-weight: 600; }
.dd-book-index { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-top: 20px; padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius, 2px); background: var(--surface); color: var(--text-strong); font-size: 15px; font-weight: 600; }
.dd-book-index:hover { background: var(--hover); }
.dd-section { margin-top: 32px; }
.dd-section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.dd-section-title { color: var(--text-strong); font-size: 18px; font-weight: 600; line-height: 27px; }
.dd-section-count { color: var(--text-secondary); font-size: 13px; }
.dd-page-list { display: flex; flex-direction: column; gap: 2px; margin-top: 10px; }
.dd-page-list a { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 8px 10px; border-radius: var(--radius, 2px); color: var(--text); font-size: 14px; line-height: 20px; }
.dd-page-list a:hover { background: var(--hover); }
.dd-page-list a > span:first-child { min-width: 0; overflow-wrap: anywhere; }

@container os-body (max-width: 640px) {
  .dd-wrap { padding: 24px 16px 40px; }
  .dd-tools { flex-direction: column; align-items: stretch; }
  .dd-search { flex: none; width: 100%; height: 44px; }
  .dd-seg { overflow-x: auto; }
  .dd-cards { grid-template-columns: minmax(0, 1fr); }
  .dd-open-group ul { grid-template-columns: minmax(0, 1fr); }
}