/* Research: indice e artigos.
   Header e footer herdam o estilo do site sem alteracoes. O corpo dos artigos
   usa uma escala em rem, porque a escala global e em vw e texto longo dimensionado
   em vw fica ilegivel em ecras estreitos e enorme em ecras largos. */

@import url("./home/base.css");
@import url("./home/header.css");
@import url("./home/footer.css");
@import url("./typography.css");

.research-body {
  background: var(--color-paper);
  color: var(--color-ink);
}

.research-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.research-main {
  flex: 1;
  margin: 0 auto;
  max-width: 1180px;
  padding: calc(var(--header-height) + 7vh) var(--layout-edge) 9vh;
  width: 100%;
}

/* ── Eyebrow e cabecalho comuns ─────────────────────────── */
.research-eyebrow {
  color: var(--color-gold);
  font-family: Inter, Arial, sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  margin: 0 0 1.4rem;
  text-transform: uppercase;
}

.research-heading {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.12;
  margin: 0 0 1.5rem;
  max-width: 22ch;
}

.research-standfirst {
  color: var(--color-muted);
  font-size: 1.06rem;
  line-height: 1.6;
  margin: 0;
  max-width: 60ch;
}

.research-rule {
  background: var(--color-line);
  border: 0;
  height: 1px;
  margin: 3.6rem 0;
}

/* ── Indice ─────────────────────────────────────────────── */
.research-list {
  display: grid;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.research-list__item {
  border-top: 1px solid var(--color-line);
}

/* O <hr> acima do indice ja separa. Sem isto ficam dois filetes juntos. */
.research-rule + .research-list .research-list__item:first-child {
  border-top: 0;
}

.research-list__item:last-child {
  border-bottom: 1px solid var(--color-line);
}

.research-list__link {
  align-items: baseline;
  color: inherit;
  display: grid;
  gap: 0.4rem 2.5rem;
  grid-template-columns: 8rem 1fr;
  padding: 2.1rem 0;
  text-decoration: none;
  transition: background var(--transition-standard);
}

.research-list__link:hover {
  background: var(--color-soft-paper);
}

.research-list__date {
  color: var(--color-muted);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  margin: 0;
  text-transform: uppercase;
}

.research-list__title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.42rem;
  font-weight: 400;
  line-height: 1.28;
  margin: 0 0 0.5rem;
  max-width: 34ch;
}

.research-list__link:hover .research-list__title {
  color: var(--color-gold);
}

.research-list__description {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.55;
  margin: 0;
  max-width: 62ch;
}

/* ── Artigo ─────────────────────────────────────────────── */
.research-article {
  margin: 0 auto;
  max-width: 44rem;
}

.research-article__meta {
  color: var(--color-muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.78rem;
  gap: 0.6rem 1.4rem;
  letter-spacing: 0.1em;
  margin: 0 0 3rem;
  text-transform: uppercase;
}

.research-article__meta p {
  font-size: inherit;
  margin: 0;
}

/* A resposta directa. Fica no inicio de proposito: e o bloco que os motores
   generativos extraem para citar. */
.research-answer {
  background: var(--color-soft-paper);
  border-left: 2px solid var(--color-gold);
  margin: 0 0 3rem;
  padding: 1.6rem 1.8rem;
}

.research-answer p {
  font-size: 1.06rem;
  line-height: 1.62;
  margin: 0;
}

.research-answer p + p {
  margin-top: 0.9rem;
}

.research-prose > * {
  margin-inline: 0;
}

.research-prose p {
  font-size: 1.02rem;
  line-height: 1.72;
  margin: 0 0 1.35rem;
}

.research-prose h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.62rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 3.1rem 0 1.1rem;
}

.research-prose h3 {
  font-family: Inter, Arial, sans-serif;
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  margin: 2.2rem 0 0.8rem;
}

.research-prose ul,
.research-prose ol {
  margin: 0 0 1.35rem;
  padding-left: 1.3rem;
}

.research-prose li {
  font-size: 1.02rem;
  line-height: 1.7;
  margin-bottom: 0.55rem;
}

.research-prose strong {
  font-weight: 600;
}

.research-prose a {
  color: var(--color-ink);
  text-decoration: underline;
  text-decoration-color: var(--color-gold);
  text-underline-offset: 0.2em;
}

.research-prose a:hover {
  color: var(--color-gold);
}

.research-prose blockquote {
  border-left: 2px solid var(--color-line);
  color: var(--color-muted);
  font-style: normal;
  margin: 2rem 0;
  padding-left: 1.4rem;
}

.research-prose table {
  border-collapse: collapse;
  font-size: 0.94rem;
  margin: 0 0 1.6rem;
  width: 100%;
}

.research-prose th,
.research-prose td {
  border-bottom: 1px solid var(--color-line);
  padding: 0.7rem 0.9rem 0.7rem 0;
  text-align: left;
  vertical-align: top;
}

.research-prose th {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.research-prose code {
  background: var(--color-soft-paper);
  font-size: 0.92em;
  padding: 0.1em 0.35em;
}

/* ── FAQ ────────────────────────────────────────────────── */
.research-faq {
  margin-top: 3.4rem;
}

.research-faq__title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.5rem;
  font-weight: 400;
  margin: 0 0 1.4rem;
}

.research-faq__item {
  border-top: 1px solid var(--color-line);
  padding: 1.3rem 0;
}

.research-faq__item:last-child {
  border-bottom: 1px solid var(--color-line);
}

.research-faq__question {
  font-family: Inter, Arial, sans-serif;
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.6rem;
}

.research-faq__answer {
  color: var(--color-muted);
  font-size: 0.98rem;
  line-height: 1.68;
  margin: 0;
}

/* ── Relacionados e CTA ─────────────────────────────────── */
.research-related__title,
.research-cta__title {
  color: var(--color-gold);
  font-family: Inter, Arial, sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  margin: 0 0 1.1rem;
  text-transform: uppercase;
}

.research-related__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.research-related__list li {
  border-top: 1px solid var(--color-line);
}

.research-related__list a {
  color: inherit;
  display: block;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.1rem;
  padding: 1.1rem 0;
  text-decoration: none;
}

.research-related__list a:hover {
  color: var(--color-gold);
}

.research-cta {
  border-top: 1px solid var(--color-line);
  margin-top: 3.4rem;
  padding-top: 2.4rem;
}

.research-cta p {
  font-size: 1.02rem;
  line-height: 1.68;
  margin: 0 0 1.2rem;
  max-width: 54ch;
}

.research-cta__link {
  border-bottom: 1px solid var(--color-gold);
  color: var(--color-ink);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  padding-bottom: 0.2rem;
  text-decoration: none;
}

.research-cta__link:hover {
  color: var(--color-gold);
}

.research-breadcrumb {
  color: var(--color-muted);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  margin: 0 0 2.2rem;
  text-transform: uppercase;
}

.research-breadcrumb a {
  color: inherit;
  display: inline-block;
  padding: 0.7rem 0;
  text-decoration: none;
}

.research-breadcrumb a:hover {
  color: var(--color-gold);
}

/* ── Mobile ─────────────────────────────────────────────── */
@media (max-width: 720px) {
  .research-list__link {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .research-main {
    padding-top: calc(var(--header-height) + 5vh);
  }
}

@media (max-width: 1024px) {
  .research-standfirst,
  .research-answer p {
    font-size: 1rem;
  }

  .research-prose p,
  .research-prose li {
    font-size: 1rem;
  }

  .research-answer {
    padding: 1.3rem 1.4rem;
  }
}