body {
  font-family: system-ui, sans-serif;
  max-width: 640px;
  margin: 2rem auto;
  padding: 0 1rem;
  color: #1a1a1a;
}

.panel {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}

h1 { font-size: 1.5rem; }
h2 { font-size: 1.1rem; margin-top: 0; }

input, select, button {
  font-size: 1rem;
  padding: 0.4rem 0.6rem;
  margin: 0.25rem 0;
  display: block;
  width: 100%;
  box-sizing: border-box;
}

button {
  width: auto;
  cursor: pointer;
}

.option-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.option-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  margin-bottom: 2px;
}

.option-bar-track {
  background: #eee;
  border-radius: 4px;
  height: 20px;
  overflow: hidden;
}

.option-bar-fill {
  background: #3b82f6;
  height: 100%;
  transition: width 0.3s ease;
}

.vote-btn {
  width: auto;
  margin-left: 0.5rem;
}