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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
  background: #f5f7fa;
  color: #333;
  line-height: 1.6;
}

.container {
  max-width: 800px;
  margin: 2rem auto;
  padding: 2rem;
}

h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #1a1a2e;
}

h2 {
  font-size: 1.4rem;
  margin: 2rem 0 1rem;
  color: #16213e;
}

.header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.3rem;
  font-weight: 600;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.6rem;
  border: 2px solid #ddd;
  border-radius: 6px;
  font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: #4361ee;
}

.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  background: #4361ee;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s;
}

.btn:hover {
  background: #3a56d4;
}

.btn-small {
  padding: 0.3rem 0.7rem;
  font-size: 0.85rem;
}

.btn-warning {
  background: #f59e0b;
}

.btn-warning:hover {
  background: #d97706;
}

.btn-danger {
  background: #ef4444;
}

.btn-danger:hover {
  background: #dc2626;
}

.alert {
  padding: 0.8rem 1rem;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.alert.error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.alert.success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.question-list {
  display: grid;
  gap: 1rem;
}

.question-card {
  background: #fff;
  padding: 1.2rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.question-card h3 {
  margin-bottom: 0.5rem;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  background: #e0e7ff;
  color: #4338ca;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
}

.question-actions {
  margin-top: 0.8rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.options-list {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.option-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem;
  background: #fff;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.2s;
}

.option-label:hover {
  border-color: #4361ee;
}

.option-label input[type="radio"]:checked + span {
  font-weight: 700;
  color: #4361ee;
}

.vote-url {
  word-break: break-all;
  background: #f0f0f0;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  margin: 1rem 0;
  font-family: monospace;
}

.qr-container {
  margin: 1.5rem 0;
}