@keyframes _si{from{opacity:0}to{opacity:1}}

.legacy-content .map-hint {font-size:13px;color:var(--sub);margin-bottom:10px}.legacy-content .map-card {background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius);padding:10px;box-shadow:var(--shadow-card);overflow-x:auto}.legacy-content .map-svg {width:100%;min-width:700px;height:auto;display:block}.legacy-content .branch-line {stroke-width:2.5;fill:none;opacity:.2;transition:opacity .3s}.legacy-content .branch-line.active {opacity:.55}.legacy-content .center-label {font-size:22px;font-weight:900;fill:var(--accent);text-anchor:middle;dominant-baseline:central;pointer-events:none}.legacy-content .branch-label {font-size:15px;font-weight:800;text-anchor:middle;dominant-baseline:central;pointer-events:none}.legacy-content .leaf-group {cursor:pointer}.legacy-content .leaf-bg {fill:var(--card);stroke-width:1.5;transition:all .25s;filter:drop-shadow(0 1px 3px rgba(0,0,0,.06))}.legacy-content .leaf-group:hover .leaf-bg, .legacy-content .leaf-group.active .leaf-bg {filter:drop-shadow(0 3px 10px rgba(0,0,0,.13));stroke-width:2.5}.legacy-content .leaf-title {font-size:12.5px;font-weight:700;pointer-events:none}.legacy-content .leaf-sub {font-size:10px;fill:var(--sub);pointer-events:none}@keyframes pulse{0%,100%{opacity:.06}50%{opacity:.12}}.legacy-content .center-pulse {animation:pulse 2.5s ease-in-out infinite}.legacy-content .tip-g {opacity:0;transition:opacity .2s;pointer-events:none}.legacy-content .detail-area {display:flex;flex-direction:column;gap:10px;min-height:120px}.legacy-content .detail-card {background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius);padding:16px 20px;transition:all .3s;opacity:0;transform:translateY(8px);box-shadow:var(--shadow-card)}.legacy-content .detail-card.show {opacity:1;transform:translateY(0)}.legacy-content .dc-branch {font-size:11px;font-weight:800;letter-spacing:.5px;margin-bottom:4px}.legacy-content .dc-title {font-size:17px;font-weight:800;color:var(--text);margin-bottom:4px}.legacy-content .dc-ref {font-size:12px;color:var(--sub);font-weight:600;margin-bottom:8px}.legacy-content .dc-desc {font-size:14px;color:var(--text);line-height:1.7}.legacy-content .dc-desc b {font-weight:700}.legacy-content .empty-state {display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--sub);text-align:center;padding:28px 20px;background:var(--card);border:1.5px dashed var(--border);border-radius:var(--radius)}.legacy-content .empty-icon {font-size:26px;opacity:.35}.legacy-content .empty-text {font-size:13px;line-height:1.6}.legacy-content .numbers {display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.legacy-content .num-card {background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 8px;text-align:center;box-shadow:var(--shadow-card)}.legacy-content .num-val {font-size:17px;font-weight:800;color:var(--text)}.legacy-content .num-label {font-size:11px;color:var(--sub);margin-top:2px}.legacy-content .formula {font-size:16px;font-weight:800;color:var(--text);display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:8px}.legacy-content .formula span {padding:2px 9px;border-radius:6px;font-weight:800}.legacy-content .f-llm {background:rgba(0,102,255,.08);color:var(--accent)}.legacy-content .f-tool {background:rgba(8,145,178,.08);color:var(--cyan)}.legacy-content .f-mem {background:rgba(22,163,74,.08);color:var(--success)}.legacy-content .f-loop {background:rgba(124,58,237,.08);color:var(--purple)}.legacy-content .f-eng {background:rgba(217,119,6,.08);color:var(--amber)}.legacy-content .formula-plus {color:var(--sub);font-weight:400}.legacy-content .formula-desc {font-size:14px;color:var(--sub);line-height:1.7}.legacy-content .formula-desc b {color:var(--accent)}@media (max-width:768px){.legacy-content .numbers {grid-template-columns:repeat(3,1fr)}}