/* ===== KELAS PAGE ===== */
.kelas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.kelas-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.kelas-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.kelas-img {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
}

.kelas-img.bg1 { background: linear-gradient(135deg, #d8f3dc, #52b788); }
.kelas-img.bg2 { background: linear-gradient(135deg, #fef3cd, #e9a800); }
.kelas-img.bg3 { background: linear-gradient(135deg, #cfe2ff, #3d8bcd); }
.kelas-img.bg4 { background: linear-gradient(135deg, #f8d7da, #dc3545); }
.kelas-img.bg5 { background: linear-gradient(135deg, #e2d9f3, #7c3aed); }
.kelas-img.bg6 { background: linear-gradient(135deg, #d1ecf1, #0dcaf0); }

.level-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.level-pemula { background: #d1fae5; color: #065f46; }
.level-menengah { background: #fef3cd; color: #92400e; }
.level-lanjutan { background: #fee2e2; color: #991b1b; }

.kelas-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.kelas-body h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
  line-height: 1.4;
}

.kelas-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.82rem;
  color: var(--text-light);
}

.kelas-meta span { display: flex; align-items: center; gap: 0.3rem; }

.kelas-desc {
  color: var(--text-mid);
  font-size: 0.88rem;
  line-height: 1.6;
  flex: 1;
  margin-bottom: 1.25rem;
}

.kelas-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.kelas-price {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--green-dark);
}

.kelas-price .original {
  font-size: 0.85rem;
  color: var(--text-light);
  text-decoration: line-through;
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  display: block;
}

.kelas-rating {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.85rem;
  color: var(--text-mid);
}

.kelas-rating .stars { color: var(--gold); }

.promo-banner {
  background: linear-gradient(135deg, var(--gold), #e8b820);
  padding: 1.5rem 2rem;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.promo-banner .text { color: var(--white); }
.promo-banner .text strong { font-size: 1.1rem; display: block; margin-bottom: 0.25rem; }
.promo-banner .text span { font-size: 0.9rem; opacity: 0.9; }

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

@media (max-width: 600px) {
  .kelas-grid { grid-template-columns: 1fr; }
}