/* Guias da central de conteúdo (/conteudo) e hub. */

/* Topo */
.art-topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  border-bottom: 1px solid var(--line); padding: 18px 0 14px;
  font-size: 13px; letter-spacing: .12em; text-transform: uppercase;
}
.art-topbar .brand { font-weight: 700; text-decoration: none; }
.art-topbar__links { display: flex; gap: 22px; align-items: center; }
.art-topbar__links a { text-decoration: none; font-weight: 600; }
.art-topbar__links a:hover { color: var(--accent-text); }
@media (max-width: 640px) { .art-topbar__hub { display: none; } }

/* Cabeçalho do artigo */
.art-head { padding: clamp(40px, 7vw, 90px) 0 clamp(32px, 4vw, 48px); border-bottom: 1px solid var(--line); }
.art-head h1 {
  font-family: var(--f-display); font-weight: 400;
  font-size: clamp(42px, 6.4vw, 96px); line-height: .95; letter-spacing: -.028em;
  max-width: 16ch; text-wrap: balance;
}
.art-head h1 em { font-style: italic; color: var(--accent); }
.art-dek { font-size: clamp(18px, 1.3vw + 11px, 23px); line-height: 1.45; color: var(--ink-2); max-width: 60ch; margin-top: 26px; }
.art-byline {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; margin-top: 30px;
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .04em; color: var(--muted);
}
.art-byline b { color: var(--ink); font-weight: 700; }
.art-avatar {
  width: 40px; height: 40px; border-radius: 50%; background: var(--ink); color: var(--paper);
  display: inline-flex; align-items: center; justify-content: center; flex: none; font-family: var(--f-display); font-size: 18px; letter-spacing: -.04em; line-height: 1;
}
.art-avatar i { color: var(--accent-dark); }

/* Corpo com índice lateral */
.art-body { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); padding: clamp(40px, 5vw, 72px) 0 clamp(56px, 7vw, 100px); align-items: start; }
.art-toc { position: sticky; top: 24px; font-size: 14px; }
.art-toc p { font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.art-toc ol { border-left: 1px solid var(--line); counter-reset: toc; }
.art-toc li { counter-increment: toc; }
.art-toc a { display: block; padding: 6px 0 6px 14px; text-decoration: none; color: var(--ink-2); line-height: 1.35; }
.art-toc a::before { content: counter(toc, decimal-leading-zero) " "; font-family: var(--f-mono); font-size: 11px; color: var(--accent-text); }
.art-toc a:hover { color: var(--ink); }
@media (max-width: 960px) {
  .art-body { grid-template-columns: minmax(0, 1fr); }
  .art-toc { position: static; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
}

/* Tipografia do texto */
.prose { max-width: 70ch; font-size: clamp(17px, .6vw + 13px, 19px); line-height: 1.7; color: var(--ink-2); }
.prose > * + * { margin-top: 1.1em; }
.prose h2 {
  font-family: var(--f-display); font-weight: 400; color: var(--ink);
  font-size: clamp(32px, 3.4vw, 48px); line-height: 1.02; letter-spacing: -.02em;
  margin-top: 2em; padding-top: .6em; border-top: 1px solid var(--line); scroll-margin-top: 24px;
}
.prose h2 em { font-style: italic; color: var(--accent); }
.prose h3 { font-family: var(--f-body); font-weight: 700; color: var(--ink); font-size: 1.12em; line-height: 1.3; margin-top: 1.8em; scroll-margin-top: 24px; }
.prose a { color: var(--accent-text); text-underline-offset: 3px; }
.prose a:hover { color: var(--ink); }
.prose strong { color: var(--ink); }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose ul { list-style: square; }
.prose ol { list-style: decimal; }
.prose li + li { margin-top: .45em; }
.prose li::marker { color: var(--accent-text); }
.prose blockquote {
  border-left: 3px solid var(--accent); padding-left: 22px; margin-left: 0;
  font-family: var(--f-display); font-size: 1.45em; line-height: 1.2; color: var(--ink);
}
.prose table { width: 100%; border-collapse: collapse; font-size: .9em; display: block; overflow-x: auto; }
.prose th, .prose td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font-family: var(--f-mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); font-weight: 400; }
.prose .callout {
  background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 22px; font-size: .95em;
}
.prose .callout strong:first-child { display: block; font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-text); margin-bottom: 6px; }
.prose .sources { font-size: .85em; color: var(--muted); border-top: 1px solid var(--line); padding-top: 1em; }
.prose .sources a { color: var(--muted); }

/* Chamada para o diagnóstico dentro do texto */
.art-cta {
  background: var(--ink); color: var(--paper); border-radius: 14px;
  padding: clamp(24px, 3vw, 36px); margin: 2.2em 0; box-shadow: 10px 10px 0 var(--accent-dark);
}
.art-cta p:first-child { font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-dark); }
.art-cta h2, .art-cta .art-cta__title { font-family: var(--f-display); font-weight: 400; font-size: clamp(28px, 3vw, 40px); line-height: 1.02; color: var(--paper); border: 0; padding: 0; margin: 10px 0 12px; }
.art-cta .art-cta__text { color: #D9D1C5; font-size: 16px; line-height: 1.5; margin-bottom: 20px; }
.art-cta .btn { background: var(--accent-dark); color: var(--ink); text-decoration: none; }
.art-cta .btn:hover { background: var(--paper); }
.prose .art-cta a.btn { color: var(--ink); }

/* Autor */
.art-author { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 22px; align-items: start; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 32px 0; margin-top: 3em; max-width: 70ch; }
.art-author .art-avatar { width: 88px; height: 88px; font-size: 40px; }
.art-author p { font-size: 16px; line-height: 1.55; color: var(--ink-2); }
.art-author p:first-child { font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.art-author b { font-family: var(--f-display); font-weight: 400; font-size: 28px; color: var(--ink); display: block; margin-bottom: 6px; }
.art-author a { color: var(--accent-text); }

/* Hub /conteudo */
.hub-head { padding: clamp(48px, 8vw, 110px) 0 clamp(32px, 4vw, 56px); border-bottom: 1px solid var(--line); }
.hub-head h1 { font-family: var(--f-display); font-weight: 400; font-size: clamp(48px, 8vw, 128px); line-height: .9; letter-spacing: -.03em; max-width: 14ch; }
.hub-head h1 em { font-style: italic; color: var(--accent); }
.hub-list li { border-bottom: 1px solid var(--line); }
.hub-list a { display: grid; grid-template-columns: 64px minmax(0, 1.2fr) minmax(0, 1fr) 32px; gap: 24px; align-items: baseline; padding: 30px 0; text-decoration: none; transition: background-color .25s, padding .3s var(--ease); }
.hub-list a:hover { background: var(--ink); color: var(--paper); padding-inline: 20px; }
.hub-list__num { font-family: var(--f-mono); font-size: 13px; color: var(--accent-text); }
.hub-list a:hover .hub-list__num { color: var(--accent-dark); }
.hub-list__title { font-family: var(--f-display); font-size: clamp(28px, 3vw, 44px); line-height: 1.02; letter-spacing: -.015em; }
.hub-list__desc { color: var(--ink-2); font-size: 16px; }
.hub-list a:hover .hub-list__desc { color: #D9D1C5; }
.hub-list__go { font-size: 22px; justify-self: end; }
@media (max-width: 760px) {
  .hub-list a { grid-template-columns: 40px minmax(0, 1fr); gap: 8px 12px; }
  .hub-list__desc { grid-column: 2; }
  .hub-list__go { display: none; }
}