/* ==========================================================================
   CARD SYSTEM (course cards, university cards, blog/news cards)
   ========================================================================== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.course-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}
.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.course-card .media { position: relative; overflow: hidden; aspect-ratio: 4/3; }
.course-card .media img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms var(--ease-out); }
.course-card:hover .media img { transform: scale(1.07); }

.card-badge {
  position: absolute; top: 14px; left: 14px;
  background: var(--color-white);
  color: var(--color-secondary);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
}

.course-card .body { padding: var(--space-4); display: flex; flex-direction: column; flex: 1; }
.course-card .category { font-size: var(--fs-xs); font-weight: var(--fw-semibold); color: var(--color-accent-dark); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 8px; }
.course-card h4 { margin-bottom: 8px; }
.course-card p { font-size: var(--fs-small); margin-bottom: var(--space-3); }

.card-cta {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
}
.card-cta .arrow { transition: transform var(--transition-fast); }
.course-card:hover .card-cta .arrow { transform: translateX(6px); }

/* University card — horizontal variant */
.university-card {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: var(--space-3);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}
.university-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.university-card .media { border-radius: var(--radius-md); overflow: hidden; aspect-ratio: 1; }
.university-card .media img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms var(--ease-out); }
.university-card:hover .media img { transform: scale(1.08); }
.university-card .loc { font-size: var(--fs-xs); color: var(--color-text-muted); margin-bottom: 4px; }
.university-card h4 { margin-bottom: 6px; font-size: 1.05rem; }

/* Number feature list (Why choose us) */
.feature-list { border-top: 1px solid var(--color-border); }
.feature-item {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-fast), padding-left var(--transition-normal);
}
.feature-item:hover { padding-left: var(--space-3); background: var(--color-background-alt); }
.feature-num {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--color-border);
  transition: color var(--transition-normal);
}
.feature-item:hover .feature-num { color: var(--color-accent); }
.feature-text h4 { margin-bottom: 6px; transition: transform var(--transition-fast); }
.feature-item:hover .feature-text h4 { transform: translateX(4px); }
.feature-text p { font-size: var(--fs-small); }
.feature-arrow {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--transition-normal), background var(--transition-normal), border-color var(--transition-normal);
}
.feature-item:hover .feature-arrow { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-white); transform: translateX(4px) rotate(0deg); }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  text-align: center;
}
.stat-item .num {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 1.8rem + 1.6vw, 3.4rem);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  line-height: 1;
}
.stat-item .label { font-size: var(--fs-small); color: rgba(245,243,238,0.72); margin-top: 10px; }

/* Blog / news card */
.post-card { background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; transition: transform var(--transition-normal), box-shadow var(--transition-normal); }
.post-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.post-card .media { aspect-ratio: 16/10; overflow: hidden; }
.post-card .media img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms var(--ease-out); }
.post-card:hover .media img { transform: scale(1.06); }
.post-card .body { padding: var(--space-4); }
.post-meta { display: flex; gap: 12px; font-size: var(--fs-xs); color: var(--color-text-muted); margin-bottom: 10px; }
.post-meta .cat { color: var(--color-accent-dark); font-weight: var(--fw-semibold); text-transform: uppercase; letter-spacing: 0.05em; }

@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
}
@media (max-width: 600px) {
  .card-grid { grid-template-columns: 1fr; }
  .feature-item { grid-template-columns: 50px 1fr; }
  .feature-arrow { display: none; }
}