/* Cards and sections */
.feature-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(249, 250, 251, 0.9) 100%);
  border: 1px solid rgba(var(--landing-gradient-primary-rgb), 0.12);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-s);
  transition: box-shadow 0.2s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.2s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.2s ease;
  position: relative;
  overflow: hidden;
  color: var(--bs-body-color);
}

[data-bs-theme="dark"] .feature-card {
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.95) 0%, rgba(17, 24, 39, 0.9) 100%);
  border-color: rgba(var(--landing-gradient-primary-rgb), 0.25);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--sa-primary-600), var(--sa-secondary-600));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Link variant: earns hover lift because cards are interactive */
.feature-card--link {
  color: inherit;
}

.feature-card--link:hover {
  box-shadow: var(--shadow-m);
  transform: translateY(-4px);
  border-color: rgba(var(--landing-gradient-primary-rgb), 0.25);
}

.feature-card--link:hover::before {
  transform: scaleX(1);
}

.feature-card--link:focus-visible {
  outline: 3px solid var(--sa-primary-600);
  outline-offset: 3px;
}

[data-bs-theme="dark"] .feature-card--link:hover {
  border-color: rgba(var(--landing-gradient-primary-rgb), 0.4);
}

/* Card sequence number */
.feature-card-number {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bs-secondary-color, #6B7280);
}

/* Icon wrap: accepts --icon-color CSS custom property */
.feature-card-icon-wrap {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-m);
  background-color: rgba(0, 0, 0, 0.05); /* fallback for browsers without color-mix() */
  background-color: color-mix(in srgb, var(--icon-color) 12%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.feature-card-icon-wrap i {
  font-size: 1.25rem;
  color: var(--icon-color);
}

.feature-card--link:hover .feature-card-icon-wrap {
  transform: scale(1.08);
}

.feature-card p {
  line-height: 1.6;
}

/* Featured card: Industry-Aware Engines keystone */
.feature-card--featured {
  background: linear-gradient(135deg,
    rgba(var(--landing-gradient-secondary-rgb), 0.07) 0%,
    rgba(var(--landing-gradient-primary-rgb), 0.04) 100%);
  border-color: rgba(var(--landing-gradient-secondary-rgb), 0.2);
}

[data-bs-theme="dark"] .feature-card--featured {
  background: linear-gradient(135deg,
    rgba(var(--landing-gradient-secondary-rgb), 0.12) 0%,
    rgba(var(--landing-gradient-primary-rgb), 0.07) 100%);
  border-color: rgba(var(--landing-gradient-secondary-rgb), 0.3);
}

.feature-card--featured.feature-card--link:hover {
  border-color: rgba(var(--landing-gradient-secondary-rgb), 0.4);
}

/* Featured card inner layout */
.feature-card-inner {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

@media (min-width: 992px) {
  .feature-card-inner {
    flex-direction: row;
    align-items: flex-start;
    gap: 2rem;
  }
}

.feature-card-featured-icon {
  flex-shrink: 0;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-l);
  background-color: rgba(0, 0, 0, 0.05); /* fallback for browsers without color-mix() */
  background-color: color-mix(in srgb, var(--icon-color) 12%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}

.feature-card-featured-icon i {
  font-size: 1.75rem;
  color: var(--icon-color);
}

.feature-card--link:hover .feature-card-featured-icon {
  transform: scale(1.06);
}

.feature-card-featured-body {
  flex: 1;
  min-width: 0;
}

.feature-card-eyebrow {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sa-secondary-600);
  margin-bottom: 0.25rem;
}

/* Stat callout: right-aligned on desktop, left-aligned on mobile */
.feature-card-featured-stat {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-top: var(--space-xs); /* breathing room when stacked on mobile/tablet */
}

@media (min-width: 992px) {
  .feature-card-featured-stat {
    text-align: right;
    margin-top: 0;
    border-left: 1px solid rgba(var(--landing-gradient-secondary-rgb), 0.2);
    padding-left: 1.5rem;
  }
}

.feature-card-featured-stat .stat-value {
  display: block;
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--sa-secondary-600);
  letter-spacing: -0.03em;
}

.feature-card-featured-stat .stat-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--bs-secondary-color, #6B7280);
  margin-top: 0.35rem;
  letter-spacing: 0.02em;
}

@media (prefers-reduced-motion: reduce) {
  .feature-card,
  .feature-card::before,
  .feature-card-icon-wrap,
  .feature-card-featured-icon {
    transition: none;
  }
}