.dtb32h-card{border:1px solid #ddd;border-radius:12px;padding:16px;background:#fff;max-width:900px}
.dtb32h-header{margin-bottom:8px}
.dtb32h-tabs{display:flex;gap:8px;margin:8px 0 12px}
.dtb32h-tab{border:1px solid #ccc;background:#f6f7f7;border-radius:8px;padding:6px 10px;cursor:pointer}
.dtb32h-tab.active{background:#2271b1;color:#fff;border-color:#2271b1}
.dtb32h-pane{display:none}
.dtb32h-pane.active{display:block}
.dtb32h-input,.dtb32h-output{width:100%;min-height:110px;font-family:monospace;border-radius:6px}
.dtb32h-row{display:flex;align-items:center;justify-content:space-between;margin:8px 0}
.dtb32h-footer{margin-top:8px;color:#555}