.app-window{position:relative;overflow:hidden;border:1px solid #eadff1;border-radius:18px;background:#fff;color:#251438;box-shadow:0 24px 70px rgba(68,29,91,.12);font-family:Inter,ui-sans-serif,system-ui,sans-serif;text-align:left}
.app-chrome{display:flex;align-items:center;gap:8px;height:42px;padding:0 14px;background:#fbf7fd;border-bottom:1px solid #eadff1}
.app-dots{display:flex;gap:6px}
.app-dots i{width:10px;height:10px;border-radius:50%;background:#ff5f57}
.app-dots i:nth-child(2){background:#febc2e}
.app-dots i:nth-child(3){background:#28c840}
.app-search{flex:1;margin-left:10px;padding:6px 12px;border-radius:8px;background:#fff;border:1px solid #eadff1;color:#71647d;font-size:11px;font-weight:650}
.notes-app .notes-tabs{display:flex;gap:18px;align-items:center;padding:10px 16px 0;border-bottom:1px solid #eadff1;font-size:13px}
.notes-app .notes-tabs button{border:0;background:none;color:#71647d;font:750 13px Inter,sans-serif;padding:8px 0;cursor:pointer}
.notes-app .notes-tabs button.on{color:#7437e8;box-shadow:inset 0 -2px 0 #ed4d9b}
.notes-split{display:grid;grid-template-columns:1fr 1.05fr;min-height:560px}
.notes-left{display:flex;flex-direction:column;padding:16px 16px 12px;border-right:1px solid #eadff1;background:#fff}
.notes-meta{color:#71647d;font-size:11px;font-weight:700}
.notes-meta b{display:block;margin-top:4px;color:#251438;font-size:16px}
.notes-left h4{margin:16px 0 8px;color:#7437e8;font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.notes-left p,.notes-left li{margin:0 0 8px;color:#5c5168;font-size:12px;line-height:1.5}
.notes-left ul{margin:0;padding-left:16px}
.np-pane{display:none}
.np-pane.on{display:block}
.ask-private{margin-top:auto;display:flex;gap:8px;padding-top:12px}
.ask-private input{flex:1;border:1px solid #eadff1;border-radius:10px;background:#fff;color:#251438;padding:10px 12px;font:600 12px Inter,sans-serif}
.ask-private button{border:0;border-radius:10px;width:38px;background:linear-gradient(135deg,#7437e8,#ed4d9b);color:#fff;cursor:pointer;font-weight:900}
.notes-right{padding:14px;background:#fbf7fd}
.vid-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.vid-grid figure{margin:0;position:relative;overflow:hidden;border-radius:12px;background:#f1eaff;aspect-ratio:16/10;border:1px solid #eadff1}
.vid-grid img{width:100%;height:100%;object-fit:cover;display:block}
.vid-grid figcaption{position:absolute;left:8px;bottom:7px;padding:3px 7px;border-radius:6px;background:rgba(255,255,255,.92);color:#251438;font-size:10px;font-weight:800}
.playbar{display:flex;align-items:center;gap:10px;margin:10px 0 6px;color:#251438;font-size:11px;font-weight:700}
.playbar .bar{flex:1;height:4px;border-radius:99px;background:#eadff1;overflow:hidden}
.playbar .bar i{display:block;width:18%;height:100%;background:linear-gradient(90deg,#7437e8,#ed4d9b)}
.tl{display:flex;justify-content:space-between;color:#71647d;font-size:10px;margin-bottom:8px}
.speakers{display:grid;gap:7px}
.spk{display:grid;grid-template-columns:22px 92px 1fr;gap:8px;align-items:center}
.spk img{width:22px;height:22px;border-radius:50%;object-fit:cover}
.spk b{font-size:10px;line-height:1.15;color:#251438}
.spk small{display:block;color:#71647d;font-size:8px;font-weight:650}
.wave{height:8px;border-radius:99px;background-image:repeating-linear-gradient(90deg,currentColor 0 7px,transparent 7px 11px);opacity:.85}

.chat-app .chat-split{display:grid;grid-template-columns:210px 1fr;min-height:620px}
.chat-side{padding:12px 10px;background:#fbf7fd;border-right:1px solid #eadff1}
.chat-brand{display:flex;justify-content:space-between;align-items:center;padding:4px 6px 12px;font-weight:900;color:#251438}
.pins{display:flex;gap:8px;padding:0 4px 12px}
.pins img,.pins span{width:36px;height:36px;border-radius:50%;object-fit:cover;display:grid;place-items:center;background:#f1eaff;color:#7437e8;font-size:10px;font-weight:900}
.chat-side h5{margin:10px 6px 6px;color:#71647d;font-size:10px;letter-spacing:.08em;text-transform:uppercase}
.chat-side a{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:8px;color:#251438;text-decoration:none;font-size:12px;font-weight:700}
.chat-side a.on{background:#f1eaff;color:#7437e8}
.chat-side a img{width:20px;height:20px;border-radius:50%;object-fit:cover}
.add-folder{margin-top:10px;color:#7437e8;font-size:12px;font-weight:800}
.chat-main{display:flex;flex-direction:column;min-width:0;background:#fff}
.chat-head{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border-bottom:1px solid #eadff1;font-size:13px;font-weight:850;color:#251438}
.chat-feed{flex:1;padding:14px;overflow:auto}
.msg b{font-size:13px;color:#251438}
.msg p{margin:6px 0 8px;color:#5c5168;font-size:13px;line-height:1.45}
.reacts{display:flex;flex-wrap:wrap;gap:6px}
.reacts span{padding:3px 8px;border:1px solid #eadff1;border-radius:999px;background:#fbf7fd;font-size:11px}
.thread{margin:10px 0 0 12px;padding-left:12px;border-left:2px solid #eadff1}
.thread p{margin:6px 0;font-size:12px;color:#5c5168}
.compose{margin-top:auto;padding:12px}
.compose .box{border:1px solid #eadff1;border-radius:12px;background:#fff;padding:10px}
.compose input{width:100%;border:0;background:none;color:#251438;font:600 13px Inter,sans-serif}
.compose .tools{display:flex;gap:8px;margin-top:8px;color:#71647d;font-size:12px;font-weight:800}
.learn-link{display:inline-block;margin-top:16px;color:#7437e8;font-weight:850;text-decoration:none}
.learn-link:hover{color:#ed4d9b}
@media(max-width:900px){
  .notes-split,.chat-app .chat-split{grid-template-columns:1fr}
  .notes-left{border-right:0;border-bottom:1px solid #eadff1}
}