/**
 * Блок «С чего начать»
 */

.routes {
  position: relative;
}

.routes__grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .routes__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
    align-items: stretch;
  }
}

@media (min-width: 1024px) {
  .routes__grid {
    grid-template-columns: 1.15fr 0.92fr 0.92fr;
    grid-template-rows: auto auto;
  }

  .route-card--featured {
    grid-row: span 2;
    padding-block: var(--space-10);
  }
}

.route-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-8);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base),
    border-color var(--transition-base),
    background-color var(--transition-base);
}

.route-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-strong);
  background: var(--color-surface);
}

.route-card[data-tilt]:hover {
  transform: none;
}

.route-card__number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
  line-height: 1;
  opacity: 0.85;
}

.route-card__title {
  font-size: var(--text-xl);
  line-height: var(--leading-snug);
}

.route-card__text {
  flex: 1;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}

.route-card__action {
  margin-top: auto;
  padding-top: var(--space-4);
}

.route-card--featured {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.route-card--featured .route-card__title {
  color: var(--color-text-inverse);
}

.route-card--featured .route-card__text {
  color: rgba(255, 255, 255, 0.85);
}

.route-card--featured .route-card__number {
  color: rgba(255, 255, 255, 0.5);
}

.route-card--featured .btn--secondary {
  color: var(--color-text-inverse);
  border-color: rgba(255, 255, 255, 0.4);
}

.route-card--featured .btn--secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.6);
}

.route-card--featured .btn--primary {
  background: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-surface);
}

.routes__grid > .route-card {
  opacity: 0;
  transform: translateY(1.5rem);
  transition:
    opacity 0.65s var(--ease-out-expo),
    transform 0.65s var(--ease-out-expo);
}

.routes__grid.is-visible > .route-card,
.routes__grid > .route-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}