/* ---------------------------------
   SPECIALIZACE
---------------------------------- */
.section-default {
  padding: 4rem 0;
  background: var(--color-bg-dark);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

@media (max-width: 1024px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 640px) {
  .grid {
    grid-template-columns: 1fr;
  }
}
.card-obor {
  position: relative;
  overflow: hidden;
  background: var(--color-white);
  color: #111;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.card-obor,
#specializace .feature-card.card-obor--specialization {
  transition:
    transform 0.12s ease,
    box-shadow 0.18s ease;
}

.card-obor:hover,
.card-obor:focus-within,
#specializace .feature-card.card-obor--specialization:hover,
#specializace .feature-card.card-obor--specialization:focus-within {
  transform: translateY(-2px);
  box-shadow: 0 20px 42px rgba(7, 20, 38, 0.18);
}

.card-obor-title {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.card-obor-list {
  list-style: none;
  padding: 0;
  margin: 0 0 0.75rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.card-obor-list li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
}

.card-obor-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent, var(--color-primary));
  flex-shrink: 0;
}

.card-obor-footer {
  margin-top: auto;
}

.card-obor--overview {
  color: #111;
}

.card-obor--overview .card-obor-desc {
  margin-bottom: 1rem;
}

.card-obor--specialization {
  /* Prepare the image-backed layer before the first hover animation. */
  will-change: transform;
  background-color: var(--color-white);
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.9) 58%, rgba(255, 255, 255, 0.7) 100%),
    var(--specialization-bg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

@media (prefers-reduced-motion: reduce) {
  .card-obor--specialization {
    will-change: auto;
  }
}

/* Stretch the native poster button across the card, retaining keyboard access. */
#specializace .card-obor--specialization .feature-card__link::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  cursor: pointer;
}

#specializace .card-obor--specialization:hover .feature-card__link,
#specializace .card-obor--specialization:focus-within .feature-card__link {
  color: var(--blue-600);
}

#specializace .card-obor--specialization:hover .feature-card__link-label,
#specializace .card-obor--specialization:focus-within .feature-card__link-label {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.card-obor--a {
  --specialization-bg: url("../img/spec-A-bg.jpg");
}

.card-obor--e {
  --specialization-bg: url("../img/spec-E-bg.jpg");
}

.card-obor--s {
  --specialization-bg: url("../img/spec-S-bg.jpg");
}

.card-obor--tm {
  --specialization-bg: url("../img/spec-TM-bg.jpg");
}

.card-obor--v {
  --specialization-bg: url("../img/spec-V-bg.jpg");
}