/* ============================================
   SEMCOG.ai — Platform Page Styles
   ============================================ */

.platform-hero-bg {
  background: radial-gradient(ellipse 80% 60% at 60% 0%, rgba(45,212,191,0.12) 0%, transparent 55%),
              radial-gradient(ellipse 60% 50% at 20% 50%, rgba(124,92,191,0.12) 0%, transparent 55%);
}

/* Platform Purpose */
.platform-purpose {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}

.platform-purpose__pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--border-subtle);
  border-radius: 12px;
  overflow: hidden;
}

.purpose-pillar {
  background: var(--bg-card);
  padding: 24px 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: background var(--transition-fast);
}

.purpose-pillar:hover {
  background: var(--bg-card-hover);
}

.purpose-pillar__icon {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: var(--accent-purple-dim);
  border: 1px solid rgba(124,92,191,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-purple-light);
  flex-shrink: 0;
}

.purpose-pillar__icon--teal {
  background: var(--accent-teal-dim);
  border-color: rgba(45,212,191,0.15);
  color: var(--accent-teal);
}

.purpose-pillar h5 {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.purpose-pillar p {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Visual Cards */
.platform-line__visual {
  background: var(--bg-card);
}

.auralen-visual-bg {
  background: radial-gradient(ellipse 80% 80% at 30% 30%, rgba(180,80,180,0.15) 0%, transparent 60%),
              radial-gradient(ellipse 60% 60% at 80% 80%, rgba(124,92,191,0.1) 0%, transparent 60%),
              var(--bg-card);
}

.inst-visual-bg {
  background: radial-gradient(ellipse 80% 80% at 70% 30%, rgba(45,212,191,0.12) 0%, transparent 60%),
              radial-gradient(ellipse 60% 60% at 20% 80%, rgba(8,145,178,0.1) 0%, transparent 60%),
              var(--bg-card);
}

.auralen-orb {
  position: absolute;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(180,80,180,0.12) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation: orbFloat 6s ease-in-out infinite alternate;
}

.inst-orb {
  position: absolute;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(45,212,191,0.1) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation: orbFloat 7s ease-in-out infinite alternate;
}

.platform-visual-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  padding: 40px;
}

.pvc-icon {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: var(--accent-purple-dim);
  border: 1px solid rgba(124,92,191,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.pvc-label {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-purple-light);
  letter-spacing: -0.01em;
}

.pvc-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.pvc-modules {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: 8px;
}

.pvc-module {
  padding: 4px 12px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--border-accent);
  border-radius: 100px;
  color: var(--accent-teal);
  background: var(--accent-teal-dim);
}

/* More Lines Teaser */
.more-lines-teaser {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.more-lines-dots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.future-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  filter: blur(0);
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.future-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--bg-card);
  opacity: 0.7;
  border-radius: inherit;
}

.future-card__label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
}

.future-card__blur {
  font-size: 0.78rem;
  color: var(--text-muted);
  filter: blur(4px);
  position: relative;
  z-index: 1;
}

/* Infrastructure Grid */
.infra-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.infra-item {
  text-align: center;
}

.infra-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--accent-purple-dim);
  border: 1px solid rgba(124,92,191,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-purple-light);
  margin: 0 auto 16px;
}

.infra-icon--teal {
  background: var(--accent-teal-dim);
  border-color: rgba(45,212,191,0.15);
  color: var(--accent-teal);
}

.infra-item h4 {
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.infra-item p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Responsive */
@media (max-width: 1024px) {
  .platform-purpose {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .infra-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .more-lines-teaser {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 640px) {
  .platform-purpose__pillars {
    grid-template-columns: 1fr;
  }
  .more-lines-dots {
    grid-template-columns: 1fr;
  }
  .infra-grid {
    grid-template-columns: 1fr;
  }
}