.csf-form-container { max-width: 600px; margin: 20px 0; font-family: sans-serif; }
.csf-field-group { margin-bottom: 15px; }
.csf-field-group label { display: block; font-weight: bold; margin-bottom: 5px; font-size: 14px; }
.csf-field-group input, .csf-field-group textarea { width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 4px; }
.csf-submit-btn { background: #2271b1; color: #fff; border: none; padding: 12px 24px; border-radius: 4px; cursor: pointer; font-weight: bold; }
.csf-submit-btn:hover { background: #135e96; }
.csf-success { padding: 15px; background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; border-radius: 4px; }