.sdc2-wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}

.sdc2-clock-card {
  flex: 1 1 600px;
  text-align: center;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 0 8px rgba(0,0,0,0.25);
  background: #1c1f26;
  min-width: 280px;
}

.sdc2-time {
  font-size: clamp(2rem, 10vw, 8rem);
  font-family: 'Roboto Mono', monospace;
  font-weight: bold;
  margin: 0;
  line-height: 1;
}

.sdc2-date {
  margin-top: 10px;
  font-size: 1rem;
  opacity: 0.9;
  color: #d0d6da;
}

.sdc2-controls {
  flex: 0 1 250px;
  padding: 15px;
  border-radius: 12px;
  box-shadow: 0 0 6px rgba(0,0,0,0.2);
  background: #2a2f3a;
  min-width: 200px;
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .sdc2-wrap { flex-direction: column; align-items: center; }
  .sdc2-controls { width: 100%; }
}

.sdc2-btn {
  padding: 6px 12px;
  margin: 6px 4px 0 0;
  border: none;
  border-radius: 6px;
  background: #2196f3;
  color: white;
  cursor: pointer;
}