.article-toc[data-v-0332e55e]{background:#fff;border-radius:12px;box-shadow:0 2px 12px #00000014;max-height:calc(100vh - 120px);overflow-y:auto;padding:20px;position:sticky;top:100px}.toc-header[data-v-0332e55e]{align-items:center;border-bottom:2px solid #f7fafc;display:flex;gap:8px;margin-bottom:16px;padding-bottom:12px}.toc-header .icon[data-v-0332e55e]{color:#667eea;height:20px;width:20px}.toc-header h3[data-v-0332e55e]{color:#1a202c;font-size:16px;font-weight:700;margin:0}.toc-content[data-v-0332e55e]{display:flex;flex-direction:column;gap:4px}.toc-item[data-v-0332e55e]{border-left:2px solid transparent;border-radius:6px;color:#4a5568;cursor:pointer;font-size:13px;padding:8px 12px;transition:all .3s}.toc-item[data-v-0332e55e]:hover{background:#f7fafc}.toc-item.active[data-v-0332e55e],.toc-item[data-v-0332e55e]:hover{border-left-color:#667eea;color:#667eea}.toc-item.active[data-v-0332e55e]{background:linear-gradient(135deg,#667eea1a,#764ba21a);font-weight:600}.toc-item.level-2[data-v-0332e55e]{padding-left:12px}.toc-item.level-3[data-v-0332e55e]{font-size:12px;padding-left:24px}.toc-item.level-4[data-v-0332e55e]{color:#718096;font-size:12px;padding-left:36px}@media(max-width:968px){.article-toc[data-v-0332e55e]{max-height:none;position:static}}