/* ============================================
   iAgentMart — Features Section
   ============================================ */

.features {
  background: var(--color-bg);
  position: relative;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.feature-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--duration-normal) var(--ease-out);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.feature-card:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

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

.feature-card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-5);
  transition: transform var(--duration-normal) var(--ease-spring);
}

.feature-card:hover .feature-card__icon {
  transform: scale(1.08);
}

.feature-card__icon svg {
  width: 26px;
  height: 26px;
}

.feature-card__icon--marketplace {
  background: #EBF0FF;
  color: #4F6EF7;
}
.feature-card__icon--payment {
  background: #E6FBF5;
  color: #22D3A7;
}
.feature-card__icon--wallet {
  background: #FFF7ED;
  color: #F59E0B;
}
.feature-card__icon--policy {
  background: #FEF2F2;
  color: #EF4444;
}
.feature-card__icon--chain {
  background: #F0F0FF;
  color: #7C3AED;
}
.feature-card__icon--audit {
  background: #ECFDF5;
  color: #059669;
}

.feature-card__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.feature-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .features__grid {
    grid-template-columns: 1fr;
  }
}