body { font-family: Arial, sans-serif; margin: 2rem; background: #f7f8fb; color: #1f2937; }
.card { background: white; padding: 1.5rem; border-radius: 12px; box-shadow: 0 8px 24px rgba(0,0,0,0.08); max-width: 720px; margin-bottom: 1rem; }
form { display: grid; gap: 0.75rem; }
input { padding: 0.7rem; border: 1px solid #d1d5db; border-radius: 8px; }
button { padding: 0.7rem 1rem; border: none; border-radius: 8px; cursor: pointer; background: #2563eb; color: white; }
button.danger { background: #dc2626; }
ul { list-style: none; padding: 0; }
li { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem 0; border-bottom: 1px solid #e5e7eb; }
.muted { color: #6b7280; font-size: 0.9rem; }