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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: #1a1a1a;
  background: #fafafa;
}

.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1rem;
  color: #444;
}

a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: #1a1a1a;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  background: #333;
  text-decoration: none;
}

.btn-secondary {
  background: #fff;
  color: #1a1a1a;
  border: 1px solid #ddd;
}

.btn-secondary:hover {
  background: #f5f5f5;
}

/* Landing page */
.hero {
  text-align: center;
  padding: 4rem 0 2rem;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.125rem;
  color: #666;
  max-width: 480px;
  margin: 0 auto 2rem;
}

.features {
  display: grid;
  gap: 1.5rem;
  margin: 3rem 0;
}

.feature {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 8px;
  padding: 1.5rem;
}

.feature h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature p {
  font-size: 0.875rem;
  color: #666;
  margin-bottom: 0;
}

/* Settings page */
.settings-form {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 8px;
  padding: 1.5rem;
  margin-top: 1.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.375rem;
  font-size: 0.875rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 0.875rem;
  font-family: inherit;
}

.form-group textarea {
  min-height: 80px;
  resize: vertical;
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-weight: 400;
}

.checkbox-group input[type="checkbox"] {
  width: auto;
}

.handle-display {
  background: #f5f5f5;
  border: 1px solid #eee;
  border-radius: 8px;
  padding: 1rem 1.5rem;
  margin-top: 1rem;
  font-family: monospace;
  font-size: 0.875rem;
  color: #666;
}

.status-msg {
  padding: 0.75rem;
  border-radius: 6px;
  margin-top: 1rem;
  font-size: 0.875rem;
  display: none;
}

.status-msg.success {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
  display: block;
}

.status-msg.error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
  display: block;
}