.cd-donation {
  max-width: 36rem;
  margin: 1.5rem 0;
  padding: 1.35rem 1.25rem;
  border: 1px solid rgba(30, 58, 95, 0.12);
  border-radius: 1rem;
  background: #fff;
  box-shadow: 0 12px 28px rgba(30, 58, 95, 0.06);
}

.cd-donation__title {
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
  line-height: 1.3;
  color: #1e3a5f;
}

.cd-donation__intro {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  line-height: 1.55;
  color: rgba(30, 58, 95, 0.88);
}

.cd-donation__amounts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.cd-donation__amount-btn {
  min-height: 44px;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  border: 2px solid rgba(30, 58, 95, 0.18);
  background: #fff;
  color: #1e3a5f;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, transform 0.12s ease;
}

.cd-donation__amount-btn:hover,
.cd-donation__amount-btn.is-selected {
  border-color: #e84a7f;
  background: rgba(232, 74, 127, 0.08);
  transform: translateY(-1px);
}

.cd-donation__custom {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  margin-bottom: 1rem;
}

.cd-donation__custom label {
  font-weight: 600;
  color: #1e3a5f;
  font-size: 0.9rem;
}

.cd-donation__custom-input {
  width: 5.5rem;
  padding: 0.5rem 0.65rem;
  border: 1px solid rgba(30, 58, 95, 0.2);
  border-radius: 0.5rem;
  font-size: 1rem;
}

.cd-donation__submit {
  display: inline-block;
  min-height: 48px;
  padding: 0.75rem 1.35rem;
  border: none;
  border-radius: 999px;
  background: #e84a7f;
  color: #fff;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 0 10px 22px rgba(232, 74, 127, 0.22);
  transition: transform 0.12s ease, filter 0.12s ease;
}

.cd-donation__submit:hover:not(:disabled) {
  transform: translateY(-1px);
  filter: brightness(1.03);
}

.cd-donation__submit:disabled {
  opacity: 0.65;
  cursor: wait;
}

.cd-donation__hint {
  margin: 0.75rem 0 0;
  font-size: 0.82rem;
  line-height: 1.45;
  color: rgba(30, 58, 95, 0.72);
}

.cd-donation__flash {
  margin: 0 0 1rem;
  padding: 0.75rem 0.9rem;
  border-radius: 0.65rem;
  font-size: 0.92rem;
  line-height: 1.45;
}

.cd-donation__flash--success {
  background: rgba(46, 125, 50, 0.1);
  color: #1b5e20;
  border: 1px solid rgba(46, 125, 50, 0.25);
}

.cd-donation__flash--cancel {
  background: rgba(30, 58, 95, 0.06);
  color: #1e3a5f;
  border: 1px solid rgba(30, 58, 95, 0.12);
}

@media (max-width: 480px) {
  .cd-donation__amounts {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
}