body { font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.scrollbar-thin::-webkit-scrollbar { height: 8px; width: 8px; }
.scrollbar-thin::-webkit-scrollbar-thumb { background: #d7c1ff; border-radius: 9999px; }
details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }
.chip { display:inline-flex; align-items:center; gap:.25rem; padding:.125rem .5rem; border-radius:9999px; font-size:.7rem; font-weight:600; }
.tab-btn { padding: 0.6rem 1rem; font-size: 0.875rem; font-weight: 600; color:#6b7280;
           border-bottom: 2px solid transparent; background: transparent; }
.tab-btn:hover { color:#5b21b6; }
.tab-btn.active { color:#5b21b6; border-bottom-color:#5b21b6; background: linear-gradient(to top, #f6f1ff 0%, transparent 60%); }