:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}#root{text-align:left;width:100%;max-width:none;height:100%;margin:0;padding:0}:root{--tk-bg:#000;--tk-surface:#121212;--tk-text:#fff;--tk-subtext:#8a8a8f;--tk-cyan:#25f4ee;--tk-magenta:#fe2c55;--tk-border:#ffffff1a;--tg-bg:#0e1621;--tg-surface:#182533;--tg-sent:#2b5278;--tg-link:#64b5ef;--tg-btn-bg:#202b36;--tg-btn-hover:#2c3a49}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--tk-bg);color:var(--tk-text);font-family:-apple-system,BlinkMacSystemFont,Segoe 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var(--tk-magenta), 0 0 0 4px var(--tk-cyan);background-clip:padding-box;border:2px solid #0000;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;margin-right:15px;font-size:20px;display:flex}.chat-info{flex-direction:column;flex:1;justify-content:center;min-width:0;display:flex}.chat-name{color:var(--tk-text);white-space:nowrap;text-overflow:ellipsis;margin-bottom:6px;font-size:16px;font-weight:500;overflow:hidden}.chat-msg{color:var(--tk-subtext);white-space:nowrap;text-overflow:ellipsis;font-size:14px;overflow:hidden}.tab-bar{background-color:var(--tk-bg);border-top:1px solid var(--tk-border);height:60px;padding-bottom:env(safe-area-inset-bottom);flex-direction:row;display:flex}.tab-item{color:var(--tk-subtext);cursor:pointer;flex-direction:column;flex:1;justify-content:center;align-items:center;font-size:14px;font-weight:500;display:flex}.tab-item.active{color:var(--tk-text);font-weight:700}.desktop-only-view{display:none}.chat-room{background-color:var(--tg-bg);flex-direction:column;width:100%;height:100%;display:flex;position:relative}.chat-header{background-color:var(--tg-surface);z-index:10;border-bottom:1px solid #0000004d;align-items:center;height:60px;padding:0 10px;display:flex}.back-btn{color:#fff;cursor:pointer;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.chat-header-info{flex-direction:column;flex:1;min-width:0;padding-left:10px;display:flex;overflow:hidden}.chat-header-title{white-space:nowrap;text-overflow:ellipsis;font-size:16px;font-weight:700;overflow:hidden}.messages-area{background-color:var(--tg-bg);flex-direction:column;flex:1;gap:8px;padding:15px 10px;display:flex;overflow-y:auto}.messages-area::-webkit-scrollbar{display:none}.message-wrapper{flex-direction:column;align-items:flex-start;width:100%;display:flex}.message-wrapper.sent{align-items:flex-end}.message-content-group{flex-direction:column;max-width:85%;display:flex}.message-wrapper.sent .message-content-group{align-items:flex-end}.message-wrapper.received .message-content-group{align-items:flex-start}.message-bubble{word-break:break-all;overflow-wrap:break-word;border-radius:12px;min-width:70px;padding:8px 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.2s;display:block}.video-preview-box:hover .video-thumb-img{opacity:.6}.video-play-overlay{pointer-events:none;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:absolute;top:0;left:0}.video-play-icon{color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background-color:#00000080;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;padding-left:4px;font-size:18px;display:flex}.video-loading-spinner{color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background-color:#0009;border-radius:16px;padding:6px 12px;font-size:12px}.inline-keyboard{flex-direction:column;gap:4px;width:100%;margin-top:4px;display:flex}.keyboard-row{flex-direction:row;gap:4px;width:100%;display:flex}.keyboard-btn{background-color:var(--tg-btn-bg);color:var(--tg-link);cursor:pointer;text-align:center;white-space:nowrap;text-overflow:ellipsis;border:none;border-radius:6px;flex:1;padding:10px;font-size:14px;font-weight:500;transition:background-color .2s;overflow:hidden}.keyboard-btn:hover{background-color:var(--tg-btn-hover)}.chat-input-area{background-color:var(--tg-surface);padding:8px 12px;padding-bottom:calc(8px + env(safe-area-inset-bottom));align-items:center;gap:10px;display:flex}.chat-input{background:var(--tg-bg);color:#fff;border:none;border-radius:20px;outline:none;flex:1;height:auto;padding:10px 16px;font-size:16px}.send-btn{background-color:var(--tg-link);color:#fff;cursor:pointer;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;transition:transform .1s;display:flex}.send-btn:active{transform:scale(.95)}.empty-chat-state{background-color:var(--tg-bg);flex-direction:column;justify-content:center;align-items:center;height:100%;display:flex}@media (width>=768px){.app-container{flex-direction:row}.desktop-only-view{background-color:var(--tg-bg);border-left:1px solid var(--tk-border);flex:1;justify-content:center;align-items:center;min-width:0;display:flex!important}.tab-bar{border-top:none;border-right:1px solid var(--tk-border);flex-direction:column;order:-1;width:80px;height:100vh;padding-top:20px;padding-bottom:20px}.tab-item{flex:none;height:80px}.content-area{border-right:1px solid var(--tk-border);flex:none;width:350px}}@media 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