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

.legacy-content .qa-answer {
  background: linear-gradient(135deg, rgba(8,145,178,0.06), rgba(0,102,255,0.05));
  border: 1.5px solid rgba(8,145,178,0.3);
  border-radius: var(--radius); padding: 22px 26px; margin: 4px 0 8px;
}.legacy-content .qa-answer .qa-tag { font-size: 11px; font-weight: 800; letter-spacing: 1px; color: #0891b2; margin-bottom: 8px; }.legacy-content .qa-answer p { font-size: 16.5px; font-weight: 700; color: var(--text); line-height: 1.85; }.legacy-content .qa-answer p b { color: #0891b2; }.legacy-content .oc-checker {
  background: var(--card); border: 1.5px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-card);
  padding: 22px 24px;
}.legacy-content .oc-modes { display: flex; gap: 8px; margin-bottom: 16px; }.legacy-content .oc-mode {
  flex: 1; border: 1.5px solid var(--border); background: var(--card);
  border-radius: var(--radius-sm); padding: 10px 12px;
  font-size: 13.5px; font-weight: 800; color: var(--sub);
  cursor: pointer; font-family: inherit; transition: all 0.15s;
}.legacy-content .oc-mode:hover { border-color: rgba(0,102,255,0.4); }.legacy-content .oc-mode.on { border-color: var(--accent); background: rgba(0,102,255,0.05); color: var(--accent); }.legacy-content .oc-items { display: flex; flex-direction: column; gap: 10px; }.legacy-content .oc-item {
  display: flex; gap: 13px; align-items: flex-start;
  padding: 13px 16px; border-radius: var(--radius-sm);
  border: 1.5px solid var(--border); background: rgba(0,0,0,0.015);
  opacity: 0.55; transition: all 0.4s;
}.legacy-content .oc-item.lit {
  opacity: 1; border-color: rgba(22,163,74,0.4); background: rgba(22,163,74,0.05);
}.legacy-content .oc-item .oc-lamp {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 800;
  background: rgba(0,0,0,0.07); color: var(--sub);
  transition: all 0.4s;
}.legacy-content .oc-item.lit .oc-lamp { background: var(--success); color: #fff; }.legacy-content .oc-item h4 { font-size: 14px; font-weight: 800; color: var(--text); }.legacy-content .oc-item .oc-note { font-size: 12.5px; color: var(--sub); line-height: 1.75; margin-top: 2px; }.legacy-content .oc-item.lit .oc-note b { color: var(--success); }.legacy-content .oc-item .oc-note b { color: var(--danger); }.legacy-content .oc-verdict {
  margin-top: 14px; border-top: 1.5px dashed var(--border); padding-top: 13px;
  font-size: 13px; font-weight: 700; color: var(--sub); line-height: 1.8;
  opacity: 0; transition: opacity 0.4s;
}.legacy-content .oc-verdict.show { opacity: 1; }.legacy-content .oc-verdict b { color: var(--accent); }.legacy-content .dist-wrap {
  background: var(--card); border: 1.5px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-card);
  padding: 22px 24px;
}.legacy-content .dist-play {
  border: 1.5px solid var(--accent); background: rgba(0,102,255,0.05);
  color: var(--accent); border-radius: 999px; padding: 9px 26px;
  font-size: 13.5px; font-weight: 800; cursor: pointer; font-family: inherit;
  transition: all 0.15s; margin-bottom: 16px;
}.legacy-content .dist-play:hover { background: rgba(0,102,255,0.1); }.legacy-content .dist-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }.legacy-content .dist-card {
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  padding: 16px 18px;
}.legacy-content .dist-card.full { border-color: rgba(124,58,237,0.35); background: rgba(124,58,237,0.03); }.legacy-content .dist-card.mini { border-color: rgba(8,145,178,0.35); background: rgba(8,145,178,0.03); }.legacy-content .dist-card h4 { font-size: 15px; font-weight: 800; color: var(--text); }.legacy-content .dist-card .dist-sub { font-size: 12px; color: var(--sub); margin: 2px 0 13px; }.legacy-content .dist-bar-label {
  display: flex; justify-content: space-between;
  font-size: 11.5px; font-weight: 800; color: var(--sub); margin-bottom: 4px;
}.legacy-content .dist-bar-label .dist-val { color: var(--text); }.legacy-content .dist-bar {
  height: 10px; border-radius: 999px; background: rgba(0,0,0,0.06);
  overflow: hidden; margin-bottom: 12px;
}.legacy-content .dist-bar .dist-fill {
  height: 100%; border-radius: 999px; width: 0;
  transition: width 0.9s ease;
}.legacy-content .dist-card.full .dist-fill { background: #7c3aed; }.legacy-content .dist-card.mini .dist-fill { background: #0891b2; }.legacy-content .dist-device {
  display: flex; gap: 9px; align-items: flex-start;
  font-size: 12.5px; color: var(--sub); line-height: 1.7;
  border-top: 1px dashed var(--border); padding-top: 11px; margin-top: 2px;
}.legacy-content .dist-device .dd-ico { font-size: 17px; flex-shrink: 0; }.legacy-content .dist-device b { color: var(--text); }.legacy-content .dist-note {
  margin-top: 14px; font-size: 13px; color: var(--sub); line-height: 1.8;
  opacity: 0; transition: opacity 0.5s;
}.legacy-content .dist-note.show { opacity: 1; }.legacy-content .dist-note b { color: var(--accent); }.legacy-content .takeaway-box {
  background: linear-gradient(135deg, #eff6ff, #eef2ff);
  border: 1.5px solid #bfdbfe; border-radius: var(--radius);
  padding: 24px 28px; margin-top: 36px;
}.legacy-content .takeaway-box h3 { font-size: 17px; font-weight: 800; color: #1e40af; margin-bottom: 10px; }.legacy-content .takeaway-box ul { list-style: none; padding: 0; margin: 0; }.legacy-content .takeaway-box li {
  font-size: 14.5px; color: #1e3a5f; line-height: 1.8;
  padding: 4px 0 4px 22px; position: relative;
}.legacy-content .takeaway-box li::before {
  content: ''; position: absolute; left: 0; top: 13px;
  width: 8px; height: 8px; border-radius: 50%; background: #3b82f6;
}@media (max-width: 768px){.legacy-content .qa-answer p { font-size: 15px; }.legacy-content .oc-modes { flex-direction: column; }.legacy-content .dist-cols { grid-template-columns: 1fr; }}