/* ================================================================
   INSIGHTS PAGE STYLES
   ================================================================ */

/* ── Purpose Intro ─────────────────────────────────────────── */
.insights-intro {
  margin-bottom: var(--space-3xl);
}

/* ── Featured Studies ──────────────────────────────────────── */
.studies-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.study-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 380px;
  transition: all var(--duration-normal) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.study-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--color-accent);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-smooth);
}

.study-card:hover {
  background: var(--color-bg-card-hover);
  border-color: var(--color-border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.study-card:hover::before {
  opacity: 1;
}

.study-card__tag {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  display: inline-block;
}

.study-card__title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.study-card__summary {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.study-card__academic {
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-lg);
}

.study-card__academic-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.study-card__academic-text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 0;
}

.study-card__link {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: auto;
}

.study-card__link::after {
  content: '→';
  transition: transform var(--duration-fast) var(--ease-smooth);
}

.study-card:hover .study-card__link::after {
  transform: translateX(4px);
}

/* ── Main Topics Grid ──────────────────────────────────────── */
.topics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.topic-box {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  transition: all var(--duration-normal) var(--ease-smooth);
}

.topic-box:hover {
  border-color: var(--color-border-accent);
  background: var(--color-bg-card-hover);
  transform: translateY(-2px);
}

.topic-box__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.topic-box__title::before {
  content: '◇';
  color: var(--color-accent);
  font-size: 0.9rem;
}

.topic-box__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 0;
}

/* ── Latest Insights & Coming Soon ────────────────────────── */
.coming-soon-card {
  background: linear-gradient(135deg, rgba(15, 34, 64, 0.4) 0%, rgba(6, 14, 26, 0.7) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3xl) var(--space-2xl);
  text-align: center;
  max-width: var(--container-narrow);
  margin: var(--space-2xl) auto 0;
  position: relative;
  overflow: hidden;
}

.pulse-indicator {
  width: 10px;
  height: 10px;
  background-color: var(--color-accent);
  border-radius: 50%;
  margin: 0 auto var(--space-md);
  position: relative;
  box-shadow: 0 0 10px var(--color-accent);
}

.pulse-indicator::after {
  content: '';
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  bottom: -5px;
  border: 1px solid var(--color-accent);
  border-radius: 50%;
  animation: pulse-ring 2s cubic-bezier(0.215, 0.610, 0.355, 1) infinite;
  opacity: 0;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.5);
    opacity: 0.8;
  }
  80%, 100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

.coming-soon-card__title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.coming-soon-card__text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 500px;
  margin: 0 auto;
}

/* ── Insight Card styling ──────────────────────────────────── */
.insights-list {
  margin-top: var(--space-2xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.insight-card {
  background: linear-gradient(135deg, rgba(15, 34, 64, 0.35) 0%, rgba(6, 14, 26, 0.65) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2xl);
  max-width: var(--container-narrow);
  margin: 0 auto;
  width: 100%;
  transition: all var(--duration-normal) var(--ease-smooth);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.insight-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--color-accent);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-smooth);
}

.insight-card:hover {
  background: var(--color-bg-card-hover);
  border-color: var(--color-border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.insight-card:hover::before {
  opacity: 1;
}

.insight-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.725rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.insight-card__date {
  color: var(--color-text-muted);
  font-weight: 500;
}

.insight-card__title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
  line-height: 1.4;
}

.insight-card__abstract {
  font-size: 0.925rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.insight-card__link {
  font-family: var(--font-body);
  font-size: 0.825rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: auto;
  align-self: flex-start;
}

.insight-card__link::after {
  content: '→';
  transition: transform var(--duration-fast) var(--ease-smooth);
}

.insight-card:hover .insight-card__link::after {
  transform: translateX(4px);
}



/* ── Structure of Contributions ────────────────────────────── */
.structure-list {
  margin-top: var(--space-2xl);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.structure-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  border-left: 2px solid var(--color-border);
  transition: border-color var(--duration-fast) var(--ease-smooth);
}

.structure-item:hover {
  border-color: var(--color-accent);
}

.structure-item__num {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-accent);
  line-height: 1;
}

.structure-item__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.structure-item__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ── Channels & Connections ────────────────────────────────── */
.connection-block {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2xl);
  margin-top: var(--space-xl);
}

.connection-block p {
  font-size: 1rem;
  line-height: 1.85;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 900px) {
  .topics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .structure-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .studies-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .topics-grid {
    grid-template-columns: 1fr;
  }
}