.qa-card {
  max-width: 600px;
  margin: 20px auto;
  background: rgba(255,255,255,0.9); /* putih transparan */
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
  padding: 20px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.qa-card h2 {
  text-align: center;
  margin-bottom: 16px;
  font-weight: 700;
}

.accordion {
  border-bottom: 1px solid #ddd;
}

.accordion-btn {
  background: none;
  border: none;
  outline: none;
  width: 100%;
  text-align: left;
  padding: 14px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  position: relative;
}

.accordion-btn::after {
  content: "›"; /* panah iOS style */
  position: absolute;
  right: 14px;
  transition: transform 0.3s ease;
}

.accordion-btn.active::after {
  transform: rotate(90deg);
}

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 14px;
}

.accordion-panel p {
  margin: 10px 0;
  font-size: 0.95rem;
  line-height: 1.4;
}