/* =============================================================
   INSIGHTS, estilos da página do hub de conteúdo
   ============================================================= */

/* -----------------------------------------------------------
   1. HERO da página
   ----------------------------------------------------------- */

.insights-hero {
  position: relative;
  padding-block: clamp(var(--space-2xl), 6vw + 1rem, var(--space-4xl)) var(--section-py);
  background: var(--bg-primary);
  overflow: hidden;
}
.insights-hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('../../assets/logos/obp-simbolo-branco.png');
  background-repeat: no-repeat;
  background-position: right -10% center;
  background-size: 60vmin;
  opacity: 0.04;
  pointer-events: none;
}
.insights-hero__content {
  position: relative;
  z-index: 1;
  max-width: 920px;
}
.insights-hero__title {
  font-size: clamp(2.5rem, 1.8rem + 4vw, 5rem);
  font-weight: var(--fw-light);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}
.insights-hero__title strong {
  font-weight: var(--fw-semibold);
  color: var(--text-brand);
}
.insights-hero__lead {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-relaxed);
  color: var(--text-secondary);
  margin-top: var(--space-lg);
  max-width: 58ch;
}

/* -----------------------------------------------------------
   2. GRID de posts
   ----------------------------------------------------------- */

.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
@media (max-width: 1023px) { .posts-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .posts-grid { grid-template-columns: 1fr; } }

.post-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--motion-base) var(--ease-out), transform var(--motion-base) var(--ease-out);
  position: relative;
}
.post-card:hover {
  border-color: var(--border-brand);
  transform: translateY(-3px);
}

.post-card__visual {
  position: relative;
  aspect-ratio: 16/10;
  background: var(--gradient-tech);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

/* Cada card tem um degradê de hero diferente para variação visual */
.post-card--var-1 .post-card__visual { background: linear-gradient(135deg, #B83D00 0%, #FF5200 50%, #FC9200 100%); }
.post-card--var-2 .post-card__visual { background: linear-gradient(135deg, #FF5200 0%, #FFB300 60%, #FFD600 100%); }
.post-card--var-3 .post-card__visual { background: linear-gradient(135deg, #FC9200 0%, #FFD600 50%, #C7F7FF 100%); }

.post-card__visual-mark {
  position: absolute;
  inset: 0;
  background-image: url('../../assets/logos/obp-simbolo-branco.png');
  background-repeat: no-repeat;
  background-position: center;
  background-size: 60%;
  opacity: 0.18;
  pointer-events: none;
}

.post-card__visual-num {
  position: relative;
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  letter-spacing: var(--ls-wide);
  color: var(--color-preto);
  background: var(--color-branco);
  padding: var(--space-2xs) var(--space-sm);
  border-radius: var(--radius-pill);
  font-weight: var(--fw-semibold);
  align-self: flex-start;
}

.post-card__body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  flex: 1;
}

.post-card__meta {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  font-size: var(--fs-caption);
  color: var(--text-muted);
}
.post-card__category {
  color: var(--text-brand);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  font-size: var(--fs-eyebrow);
}

.post-card__title {
  font-size: var(--fs-h3);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  color: var(--text-primary);
  letter-spacing: var(--ls-tight);
}

.post-card__excerpt {
  font-size: var(--fs-body);
  line-height: var(--lh-relaxed);
  color: var(--text-secondary);
  flex: 1;
}

.post-card__cta {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  color: var(--text-brand);
}
.post-card__cta::after {
  content: '→';
  transition: transform var(--motion-fast) var(--ease-out);
}
.post-card:hover .post-card__cta::after {
  transform: translateX(4px);
}

/* -----------------------------------------------------------
   2.5. AUTHOR BLOCK (Quem escreve, founder)
   ----------------------------------------------------------- */

.author-block {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-lg);
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-xl);
  margin-top: var(--space-2xl);
}
@media (max-width: 768px) {
  .author-block {
    grid-template-columns: auto 1fr;
    gap: var(--space-md);
  }
  .author-block__cta { grid-column: 1 / -1; }
}

.author-block__avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--gradient-sunset);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-weight: var(--fw-bold);
  font-size: var(--fs-h2);
  color: var(--color-preto);
  flex-shrink: 0;
  letter-spacing: -0.02em;
}

.author-block__meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.author-block__label {
  font-size: var(--fs-eyebrow);
  font-weight: var(--fw-medium);
  color: var(--text-brand);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
}
.author-block__name {
  font-size: var(--fs-h3);
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
  letter-spacing: var(--ls-tight);
}
.author-block__role {
  font-size: var(--fs-body);
  color: var(--text-secondary);
}

.author-block__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--border-brand);
  border-radius: var(--radius-pill);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  color: var(--text-brand);
  transition: background-color var(--motion-fast) var(--ease-out), color var(--motion-fast) var(--ease-out);
}
.author-block__cta:hover {
  background: var(--action-primary);
  color: var(--action-primary-text);
}

/* -----------------------------------------------------------
   3. NEWSLETTER capture (placeholder simples)
   ----------------------------------------------------------- */

.newsletter {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-xl), 4vw, var(--space-3xl));
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
}
.newsletter__title {
  font-size: clamp(1.75rem, 1.4rem + 2vw, 2.5rem);
  font-weight: var(--fw-light);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  color: var(--text-primary);
}
.newsletter__title strong {
  font-weight: var(--fw-semibold);
  color: var(--text-brand);
}
.newsletter__body {
  font-size: var(--fs-body-lg);
  color: var(--text-secondary);
  margin-top: var(--space-md);
  line-height: var(--lh-relaxed);
}
.newsletter__cta {
  margin-top: var(--space-xl);
  display: inline-flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

/* -----------------------------------------------------------
   4. EMPTY-STATE / "vem mais por aí"
   ----------------------------------------------------------- */

.more-soon {
  margin-top: var(--space-2xl);
  text-align: center;
  padding: var(--space-xl);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: var(--fs-body);
}
.more-soon strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: var(--space-2xs);
  font-weight: var(--fw-semibold);
}