/* ==============================================
   COMPONENT: Ecosystem
   Description: AyuvuOS four engines in a 3-layer card layout —
                Layer 1: Process, Control, Innovation engine cards (3-col)
                Layer 2: Service engine card (full-width)
                Layer 3: Delivery network partner cards (3-col)
   ============================================== */

/* --- Block --- */

.ecosystem {
  padding-block: var(--space-16);
  background: var(--color-blue-light);
}

/* --- Layers wrapper --- */

.ecosystem__layers {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

/* --- Layer 1: Engine cards row --- */

.ecosystem__engines-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

/* --- Engine card (base) --- */

.ecosystem__engine-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  background: var(--color-clinical-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-innovation-blue);
  box-shadow: var(--shadow-sm);
}

.ecosystem__engine-card--blue  { border-top-color: var(--color-innovation-blue); }
.ecosystem__engine-card--teal  { border-top-color: var(--color-cyber-teal); }
.ecosystem__engine-card--orange { border-top-color: var(--color-vitality-orange); }

/* --- Engine badge --- */

.ecosystem__engine-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  background: var(--color-blue-light);
  color: var(--color-innovation-blue);
}

.ecosystem__engine-card--teal .ecosystem__engine-badge {
  background: rgba(56, 178, 172, 0.12);
  color: var(--color-cyber-teal);
}

.ecosystem__engine-card--orange .ecosystem__engine-badge {
  background: rgba(243, 112, 33, 0.1);
  color: var(--color-vitality-orange);
}

/* --- Engine title --- */

.ecosystem__engine-title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  line-height: 1.3;
}

/* --- Engine feature list --- */

.ecosystem__engine-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: 0;
  margin: 0;
}

.ecosystem__engine-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.ecosystem__engine-feature::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-innovation-blue);
  margin-top: 6px; /* aligns bullet with first text line */
  flex-shrink: 0;
}

.ecosystem__engine-card--teal .ecosystem__engine-feature::before   { background: var(--color-cyber-teal); }
.ecosystem__engine-card--orange .ecosystem__engine-feature::before { background: var(--color-vitality-orange); }

/* --- Layer 2: Service engine card (full-width, green) --- */

.ecosystem__service-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6) var(--space-8);
  background: var(--color-synthesis-green);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.ecosystem__service-card .ecosystem__engine-badge {
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-clinical-white);
}

.ecosystem__service-card .ecosystem__engine-title {
  color: var(--color-clinical-white);
  font-size: var(--text-xl);
  margin-bottom: 0;
}

.ecosystem__service-card .ecosystem__engine-features {
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
}

.ecosystem__service-card .ecosystem__engine-feature {
  color: rgba(255, 255, 255, 0.9);
}

.ecosystem__service-card .ecosystem__engine-feature::before {
  background: rgba(255, 255, 255, 0.8);
}

/* --- Layer 3: Delivery network cards --- */

.ecosystem__delivery-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.ecosystem__delivery-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-5);
  background: var(--color-clinical-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.ecosystem__delivery-label {
  display: block;
  font-size: var(--text-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.ecosystem__delivery-type {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

/* --- CTA --- */

.ecosystem__cta {
  text-align: center;
  margin-top: var(--space-8);
}

/* --- Responsive --- */

@media (min-width: 768px) {
  .ecosystem__delivery-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .ecosystem {
    padding-block: var(--space-20);
  }

  .ecosystem__engines-row {
    grid-template-columns: repeat(3, 1fr);
  }

  .ecosystem__service-card {
    flex-direction: row;
    align-items: center;
    gap: var(--space-10);
  }

  .ecosystem__service-card .ecosystem__engine-features {
    flex: 1;
  }
}