<div class="stepper-group">
  <label class="input-label">Quantity</label>
  <div class="stepper">
    <button class="stepper-btn" onclick="stepChange(-1)" aria-label="Decrease">−</button>
    <input class="stepper-input" id="stepVal" type="number" value="1" min="0" max="99" readonly />
    <button class="stepper-btn" onclick="stepChange(1)" aria-label="Increase">+</button>
  </div>
</div>

<style>
.stepper-group { display: flex; flex-direction: column; gap: 0.5rem; width: fit-content; }
.stepper {
  display: flex; align-items: center;
  border: 1px solid var(--border); border-radius: 0.5rem;
  overflow: hidden; background: var(--surface);
}
.stepper-btn {
  width: 2.5rem; height: 2.5rem; border: none; background: none;
  font-size: 1.125rem; cursor: pointer; color: var(--text);
  transition: background 0.15s; flex-shrink: 0;
}
.stepper-btn:hover { background: var(--border); }
.stepper-input {
  width: 3rem; text-align: center; border: none;
  border-left: 1px solid var(--border); border-right: 1px solid var(--border);
  background: none; font-size: 0.9375rem; font-weight: 500;
  color: var(--text); padding: 0.5rem 0; outline: none;
}
.stepper-input::-webkit-inner-spin-button { display: none; }
</style>

<script>
function stepChange(dir) {
  const input = document.getElementById('stepVal');
  const val = parseInt(input.value) + dir;
  if (val >= 0 && val <= 99) input.value = val;
}
</script>