.course-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.course-card-thumb {
  display: block;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.course-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.course-card:hover .course-card-thumb img {
  transform: scale(1.05);
}

.course-card-placeholder {
  width: 100%;
  height: 100%;
  background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ccc;
}

.course-card-body {
  padding: 16px;
}

.course-card-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 8px;
}

.course-card-title a {
  color: var(--color-primary);
}

.course-card-title a:hover {
  color: var(--color-secondary);
}

.course-card-excerpt {
  font-size: 13px;
  color: var(--color-text-light);
  margin: 0 0 12px;
}

.course-card-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-secondary);
}

/* Grid */
.course-results.view-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 1rem;
}

/* ROW VIEW – chạy hàng ngang */
#course-results.view-row {
  display: block;
}

#course-results.view-row .course-card {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
  display: grid;
  grid-template-columns: 300px auto;
  margin-bottom: 1rem;
}

/* Optional: active button */
.btn-view.active {
  background: #000;
  color: #fff;
}

@media (max-width: 1024px) {
  .course-results {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .course-results {
    grid-template-columns: 1fr;
  }
}