.counter-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(540px, 92vw);
  background: linear-gradient(180deg, #0b1222, #111827);
  border: 1px solid #1f2937;
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
  padding: 32px 28px;
  border-radius: 16px;
  text-align: center;
  color: #e5e7eb;
  margin: auto;
}

.counter-container * { box-sizing: border-box; }

.counter-container .counter {
  font-size: clamp(2.5rem, 8vw, 4rem);
  margin: 0 0 22px;
  letter-spacing: 0.02em;
}

.counter-container .controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

/* Regular button styling */
.counter-container .btn {
  appearance: none;
  border: none;
  background: #3b82f6;
  color: white;
  padding: 12px 18px;
  font-weight: 600;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}
.counter-container .btn:hover { background: #2563eb; box-shadow: 0 6px 16px rgba(59,130,246,0.45); }
.counter-container .btn:active { transform: translateY(1px); }
.counter-container .btn:focus-visible { outline: 3px solid rgba(59,130,246,0.6); outline-offset: 2px; }

/* Interactive text styling for reset */
.counter-container .text-link {
  appearance: none;
  border: none;
  background: none;
  padding: 0;
  font: inherit;
  color: #9ca3af;
  text-decoration: underline;
  cursor: pointer;
}
.counter-container .text-link:hover { color: #d1d5db; /* Gray-300 */ }
.counter-container .text-link:focus-visible { outline: 2px dashed #9ca3af; outline-offset: 3px; }