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

.legacy-content .era-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }.legacy-content .era-card {
  border-radius: var(--radius); padding: 22px 24px;
  border: 1.5px solid var(--border); background: var(--card); box-shadow: var(--shadow-card);
}.legacy-content .era-card.old { border-color: rgba(100,116,139,0.3); }.legacy-content .era-card.new { border-color: rgba(0,102,255,0.35); background: rgba(0,102,255,0.02); }.legacy-content .era-tag {
  display: inline-block; font-size: 11px; font-weight: 800; letter-spacing: 0.5px;
  padding: 3px 12px; border-radius: 999px; margin-bottom: 10px;
}.legacy-content .era-card.old .era-tag { background: rgba(100,116,139,0.12); color: #475569; }.legacy-content .era-card.new .era-tag { background: rgba(0,102,255,0.1); color: var(--accent); }.legacy-content .era-card h4 { font-size: 17px; font-weight: 800; color: var(--text); margin-bottom: 8px; }.legacy-content .era-card p { font-size: 13.5px; color: var(--sub); line-height: 1.85; }.legacy-content .era-card p b { color: var(--text); }.legacy-content .era-flow {
  margin-top: 12px; padding: 10px 14px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 700; line-height: 1.8;
}.legacy-content .era-card.old .era-flow { background: rgba(100,116,139,0.07); color: #475569; }.legacy-content .era-card.new .era-flow { background: rgba(0,102,255,0.06); color: var(--accent); }.legacy-content .magic-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }.legacy-content .magic-tab {
  border: 1.5px solid var(--border); background: var(--card);
  border-radius: var(--radius-sm); padding: 13px 14px;
  cursor: pointer; transition: all 0.15s; font-family: inherit; text-align: left;
  display: flex; align-items: center; gap: 10px;
}.legacy-content .magic-tab:hover { border-color: rgba(0,102,255,0.4); transform: translateY(-1px); }.legacy-content .magic-tab.active { border-color: var(--accent); border-width: 2px; background: rgba(0,102,255,0.03); }.legacy-content .magic-tab .m-ico { font-size: 22px; flex-shrink: 0; }.legacy-content .magic-tab .m-name { font-size: 13px; font-weight: 800; color: var(--text); line-height: 1.4; }.legacy-content .magic-tab .m-seen {
  margin-left: auto; font-size: 11px; color: var(--success); font-weight: 800;
  opacity: 0; transition: opacity 0.3s; flex-shrink: 0;
}.legacy-content .magic-tab.seen .m-seen { opacity: 1; }.legacy-content .magic-stage {
  background: var(--card); border: 1.5px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-card); overflow: hidden;
}.legacy-content .ms-head {
  padding: 14px 20px; border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.015);
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}.legacy-content .ms-title { font-size: 14.5px; font-weight: 800; color: var(--text); }.legacy-content .ms-note { font-size: 12px; color: var(--sub); font-weight: 600; margin-left: auto; }.legacy-content .ms-body { padding: 18px 20px; }.legacy-content .ba-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }.legacy-content .ba-col { border-radius: var(--radius-sm); padding: 13px 16px; font-size: 13px; line-height: 1.85; }.legacy-content .ba-col .ba-label { font-size: 11px; font-weight: 800; letter-spacing: 0.5px; margin-bottom: 8px; }.legacy-content .ba-col.before { background: rgba(100,116,139,0.06); color: var(--sub); }.legacy-content .ba-col.before .ba-label { color: #64748b; }.legacy-content .ba-col.after { background: rgba(0,102,255,0.05); color: var(--text); }.legacy-content .ba-col.after .ba-label { color: var(--accent); }.legacy-content .ba-col.after b { color: var(--accent); }.legacy-content .mini-chat { display: flex; flex-direction: column; gap: 10px; }.legacy-content .mc-row { display: flex; gap: 9px; align-items: flex-start; }.legacy-content .mc-row.user { flex-direction: row-reverse; }.legacy-content .mc-ava {
  width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 800; color: #fff;
}.legacy-content .mc-row.user .mc-ava { background: #64748b; }.legacy-content .mc-row.ai .mc-ava { background: var(--accent); }.legacy-content .mc-bub {
  max-width: 84%; padding: 10px 15px; border-radius: 13px;
  font-size: 13px; line-height: 1.8; color: var(--text);
}.legacy-content .mc-row.user .mc-bub { background: rgba(100,116,139,0.1); border-top-right-radius: 4px; }.legacy-content .mc-row.ai .mc-bub { background: rgba(0,102,255,0.06); border-top-left-radius: 4px; }.legacy-content .mc-bub b { color: var(--accent); }.legacy-content .tone-switch { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }.legacy-content .tone-btn {
  border: 1.5px solid var(--border); background: var(--card); color: var(--text);
  border-radius: 999px; padding: 7px 16px; font-size: 13px; font-weight: 700;
  cursor: pointer; font-family: inherit; transition: all 0.15s;
}.legacy-content .tone-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }.legacy-content .tone-out {
  background: rgba(0,102,255,0.05); border-radius: var(--radius-sm);
  padding: 14px 18px; font-size: 13.5px; line-height: 1.9; color: var(--text);
  transition: opacity 0.2s;
}.legacy-content .tone-out.fading { opacity: 0.25; }.legacy-content .one-box {
  background: var(--card); border: 1.5px solid var(--border);
  border-radius: var(--radius); padding: 24px 26px; box-shadow: var(--shadow-card);
  text-align: center;
}.legacy-content .one-apps { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 16px; }.legacy-content .one-app {
  font-size: 12px; font-weight: 700; color: var(--sub);
  background: rgba(0,0,0,0.04); border-radius: 8px; padding: 5px 12px;
}.legacy-content .one-arrow { font-size: 22px; color: var(--accent); margin: 4px 0 12px; }.legacy-content .one-chat {
  display: inline-flex; align-items: center; gap: 10px;
  border: 2px solid var(--accent); border-radius: 999px;
  padding: 12px 28px; font-size: 15px; font-weight: 800; color: var(--accent);
  background: rgba(0,102,255,0.04);
}.legacy-content .one-note { font-size: 13px; color: var(--sub); line-height: 1.85; margin-top: 14px; }.legacy-content .one-note b { color: var(--text); }.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 .era-grid, .legacy-content .ba-grid { grid-template-columns: 1fr; }.legacy-content .magic-tabs { grid-template-columns: 1fr 1fr; }.legacy-content .ms-note { margin-left: 0; }.legacy-content .mc-bub { max-width: 88%; }}