*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  background-color: #f8f7f4;
  font-family: Georgia, 'Times New Roman', serif;
}

#app {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 48px 24px;
}

#counter-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

#label {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 4px;
  color: #9ca3af;
  text-transform: uppercase;
}

#count {
  font-size: 80px;
  font-weight: 800;
  color: #1f2937;
  line-height: 1;
  font-family: Georgia, serif;
  transition: transform 0.1s ease;
}

#count.bump {
  transform: scale(1.08);
}

#circle-btn {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: #1f2937;
  border: none;
  color: white;
  font-size: 38px;
  font-family: system-ui, sans-serif;
  font-weight: 400;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

#circle-btn:active {
  transform: scale(0.93);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}

#reset-btn {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 13px;
  color: #6b7280;
  letter-spacing: 0.5px;
}

#reset-btn:hover {
  color: #1f2937;
}