/* Onboarding Step 3 — engine selection */

.ob3-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 48px 48px 24px;
  position: relative;
  z-index: 1;
}

.engine-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-top: 8px;
}

.engine-card {
  position: relative;
  text-align: left;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 20px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  transition: border-color 140ms ease, background 140ms ease, transform 140ms ease;
  min-height: 220px;
}
.engine-card:hover {
  border-color: var(--border-default);
  background: rgba(35, 35, 40, 0.7);
}
.engine-card.is-selected {
  border-color: var(--accent-primary);
  background: rgba(124, 92, 255, 0.05);
  box-shadow: 0 0 0 3px var(--accent-primary-muted);
}

.engine-radio {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid var(--border-strong);
  display: grid;
  place-items: center;
  background: var(--bg-elevated);
  transition: border-color 140ms ease, background 140ms ease;
}
.engine-card.is-selected .engine-radio {
  border-color: var(--accent-primary);
  background: var(--accent-primary);
}
.engine-radio-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--fg-inverse);
}

.engine-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--accent-primary-muted);
  color: var(--accent-primary);
  display: grid;
  place-items: center;
  border: 1px solid rgba(124, 92, 255, 0.2);
}
.engine-card.is-selected .engine-icon {
  background: var(--accent-primary);
  color: var(--fg-inverse);
  border-color: var(--accent-primary);
}

.engine-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: -2px;
}
.engine-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg-primary);
  letter-spacing: -0.005em;
}

.engine-badge {
  display: inline-flex;
  align-items: center;
  height: 18px;
  padding: 0 6px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0;
  white-space: nowrap;
}
.bdg-info {
  background: var(--accent-info-muted);
  color: var(--accent-info);
}
.bdg-primary {
  background: var(--accent-primary-muted);
  color: var(--accent-primary);
}
.bdg-neutral {
  background: var(--bg-medium);
  color: var(--fg-secondary);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
}

.engine-desc {
  font-size: 13px;
  line-height: 18px;
  color: var(--fg-secondary);
  text-wrap: pretty;
  flex: 1;
}

.engine-foot {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid var(--separator);
  padding-top: 10px;
}
.engine-sub {
  font-size: 11px;
  color: var(--fg-tertiary);
  letter-spacing: 0;
}
.engine-detect {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 20px;
  padding: 0 7px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
  align-self: flex-start;
  letter-spacing: 0;
}
.detect-success {
  background: var(--accent-success-muted);
  color: var(--accent-success);
}
.detect-danger {
  background: var(--accent-danger-muted);
  color: var(--accent-danger);
}