.wcp-wrapper { font-family: sans-serif; max-width: 650px; margin: 20px auto; }
.wcp-tabs { display: flex; list-style: none; padding: 0; margin-bottom: 15px; border-bottom: 2px solid #ccc; }
.wcp-tab { padding: 10px 15px; cursor: pointer; border: 1px solid #ccc; border-bottom: none; margin-right: 5px; }
.wcp-tab.active { background-color: #f5f5f5; font-weight: bold; }
.wcp-tab-content { display: none; }
.wcp-tab-content.active { display: block; }