/* ============================================
   VARIANTE B (index_2.php) — seção "Conteúdo vivo"
   Sobrescreve/estende a seção .areas de landing.css.
   Carregado APÓS landing.css apenas na variante B.
   ============================================ */

.areas-head {
  max-width: 42rem;
}

.areas-lead {
  margin-top: 1.2rem;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.updates-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.update-chip {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--area-color, var(--accent-primary));
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--card-bg), transparent 40%);
  transition: border-color 0.25s ease, transform 0.25s var(--ease-out-quart);
}

.update-chip:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--area-color), transparent 55%);
  border-left-color: var(--area-color);
}

.update-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--area-color, var(--accent-primary));
  flex-shrink: 0;
}

.update-name {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--text-main);
}

.update-when {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}

.updates-foot {
  margin-top: 2.2rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  color: var(--text-muted);
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--correct);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--correct), transparent 40%);
  animation: live-pulse 2.4s var(--ease-out-quart) infinite;
  flex-shrink: 0;
}

@keyframes live-pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--correct), transparent 40%); }
  70%  { box-shadow: 0 0 0 7px color-mix(in srgb, var(--correct), transparent 100%); }
  100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--correct), transparent 100%); }
}

@media (prefers-reduced-motion: reduce) {
  .live-dot { animation: none !important; }
}

@media (max-width: 960px) {
  .updates-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .updates-grid {
    grid-template-columns: 1fr;
  }
}