.features-three-column {
  padding: 5rem 2rem;
  background: var(--color-bg, #ffffff);
}

.features-three-column .container {
  max-width: 1200px;
  margin: 0 auto;
}

.features-three-column .section-title {
  font-size: clamp(2rem, 5vw, 2.5rem);
  font-weight: 700;
  text-align: center;
  margin: 0 0 1rem 0;
  color: var(--color-text, #1e293b);
  letter-spacing: -0.02em;
}

.features-three-column .section-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  text-align: center;
  margin: 0 0 3rem 0;
  color: var(--color-text-muted, #64748b);
  line-height: 1.6;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.feature-column {
  text-align: center;
  padding: 2.5rem;
  background: var(--color-bg, #ffffff);
  border-radius: 12px;
  border: 1px solid var(--color-border, #e2e8f0);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-column:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08), 0 4px 8px rgba(0, 0, 0, 0.04);
  border-color: var(--color-primary, #2563eb);
}

.feature-column:focus-within {
  outline: 2px solid var(--color-primary, #2563eb);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .feature-column {
    transition: none;
  }

  .feature-column:hover {
    transform: none;
  }
}

.feature-icon {
  font-size: clamp(2.5rem, 5vw, 3rem);
  margin: 0 0 1.5rem 0;
  display: block;
  color: var(--color-primary, #2563eb);
}

.feature-column h3 {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 700;
  margin: 0 0 1rem 0;
  color: var(--color-text, #1e293b);
  letter-spacing: -0.01em;
}

.feature-column p {
  color: var(--color-neutral, #64748b);
  line-height: 1.6;
  font-size: 1rem;
  margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
  .features-three-column {
    padding: 3rem 1.5rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .feature-column {
    padding: 2rem;
  }
}

/* Accessibility: High contrast mode */
@media (prefers-contrast: high) {
  .feature-column {
    border-width: 2px;
  }

  .feature-column:focus-within {
    outline-width: 3px;
  }
}