:root{--bg: #0e1116;--bg-elev: #151a22;--panel: #1a2029;--panel-hover: #212a37;--border: #2a3342;--text: #e8ebf0;--text-dim: #9aa5b5;--text-mute: #6b7686;--accent: #5b8def;--accent-hover: #4a7de0;--accent-soft: rgba(91, 141, 239, .16);--online: #3ec46d;--danger: #e5484d;--radius: 10px;--radius-sm: 8px;--shadow: 0 8px 28px rgba(0, 0, 0, .4);--header-h: 56px}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,p{margin:0}button{font:inherit;color:inherit;cursor:pointer}input,textarea{font:inherit;color:inherit}a{color:var(--accent)}.screen-center{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px}.spinner{width:32px;height:32px;border:3px solid 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16px;border-bottom:1px solid var(--border)}.user-search-input{padding:8px 12px}.user-search-hint{margin-top:8px;color:var(--text-mute);font-size:13px}.user-search-results{list-style:none;margin:8px 0 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0 auto}.chat-item-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px}.chat-item-preview{font-size:13px;color:var(--text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-item-badge{flex:0 0 auto;min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--accent);color:#fff;font-size:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.conversation{display:flex;flex-direction:column;min-height:0;background:var(--bg)}.conversation-header{display:flex;align-items:center;gap:12px;padding:10px 20px;border-bottom:1px solid var(--border);background:var(--bg-elev);min-height:var(--header-h)}.conversation-title{font-weight:600}.conversation-handle{color:var(--text-mute);font-size:13px}.conversation-empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--text-mute)}.messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:8px}.messages-loading{align-self:center;color:var(--text-mute);font-size:14px;padding:20px}.bubble-row{display:flex;align-items:flex-end;gap:8px;max-width:72%}.bubble-row.mine{align-self:flex-end;flex-direction:row-reverse}.bubble{color:var(--text);background:var(--panel);border-radius:14px;padding:8px 12px;display:flex;flex-direction:column;gap:4px;border:1px solid var(--border)}.bubble-mine{background:var(--accent);border-color:var(--accent-hover);color:#fff}.bubble-text{color:var(--text);white-space:pre-wrap;word-break:break-word}.bubble-mine .bubble-text{color:#fff}.bubble-image{max-width:260px;border-radius:8px;display:block}.bubble-image-btn{padding:0;border:0;background:none;border-radius:8px;line-height:0;cursor:zoom-in}.bubble-video{max-width:320px;max-height:320px;border-radius:8px;display:block;background:#000}.bubble-audio{display:flex;flex-direction:column;gap:4px;min-width:220px}.bubble-audio audio{width:100%;height:36px;display:block}.bubble-audio-meta{font-size:11px;color:var(--text-mute)}.lightbox{position:fixed;inset:0;background:#000000d9;display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px;cursor:zoom-out}.lightbox-image{max-width:100%;max-height:100%;border-radius:8px;box-shadow:var(--shadow)}.lightbox-close{position:absolute;top:16px;right:20px;width:40px;height:40px;border-radius:50%;border:1px solid var(--border);background:var(--bg-elev);color:var(--text);font-size:22px;line-height:1}.bubble-reply{border-left:3px solid var(--accent);padding:2px 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var(--border);background:var(--bg-elev)}.composer-attachment{display:flex;align-items:center;gap:10px;padding:8px 16px 0;font-size:13px;color:var(--text-dim)}.composer-attachment-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:60%}.composer-attachment-size{color:var(--text-mute)}.composer-attachment-remove{margin-left:auto;width:22px;height:22px;border:none;border-radius:50%;background:var(--panel-hover);color:var(--text-dim);font-size:14px;line-height:1}.composer-reply{display:flex;align-items:center;gap:8px;padding:8px 16px 0;font-size:13px;border-left:3px solid var(--accent)}.composer-reply-label{flex:0 0 auto;color:var(--accent);font-weight:600}.composer-reply-text{color:var(--text-dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.composer{display:flex;align-items:flex-end;gap:10px;padding:12px 16px}.composer-attach{flex:0 0 auto;width:38px;height:38px;border:1px solid var(--border);border-radius:50%;background:var(--panel);font-size:16px;line-height:1}.composer-attach:disabled{opacity:.4;cursor:default}.composer-input{flex:1;max-height:160px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-sm);padding:9px 12px;color:var(--text);resize:none}.composer-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.composer-input::placeholder{color:var(--text-mute)}.composer-input:disabled{opacity:.5}.composer-send{flex:0 0 auto}.upload-progress{padding:8px 16px;font-size:12px;color:var(--text-dim);border-top:1px solid var(--border);background:var(--bg-elev)}.upload-progress-bar{margin-top:6px;height:4px;border-radius:2px;background:var(--panel-hover);overflow:hidden}.upload-progress-fill{height:100%;background:var(--accent);transition:width .15s linear}.voice-recorder{align-items:center}.voice-btn{flex:0 0 auto;width:38px;height:38px;border:1px solid var(--border);border-radius:50%;background:var(--panel);font-size:15px;line-height:1}.voice-timer{display:flex;align-items:center;gap:8px;color:var(--text);font-variant-numeric:tabular-nums;min-width:0}.voice-dot{width:10px;height:10px;border-radius:50%;background:var(--danger);animation:pulse 1.2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.3}}.voice-preview{flex:1;min-width:0;height:40px}.voice-error{flex:1;color:var(--danger);font-size:13px}.call-start-btn{flex:0 0 auto;width:36px;height:36px;border:1px solid var(--border);border-radius:50%;background:var(--panel);font-size:15px;line-height:1}.call-start-btn:disabled{opacity:.4;cursor:default}.conversation-actions{display:flex;gap:8px;margin-left:auto}.call-overlay{position:fixed;inset:0;z-index:900;background:#05080cb8;display:flex;align-items:center;justify-content:center;padding:24px}.call-card{width:min(92vw,420px);background:var(--bg-elev);border:1px solid var(--border);border-radius:18px;padding:28px;display:flex;flex-direction:column;align-items:center;gap:22px;box-shadow:var(--shadow)}.call-face{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}.call-face .avatar{box-shadow:0 0 0 4px var(--border)}.call-name{font-size:20px}.call-label{color:var(--text-dim);font-size:14px}.call-video-stage{position:relative;width:100%;aspect-ratio:4 / 3;border-radius:12px;overflow:hidden;background:#000}.call-video-remote{width:100%;height:100%;object-fit:cover}.call-video-local{position:absolute;right:10px;bottom:10px;width:30%;max-width:160px;aspect-ratio:3 / 4;object-fit:cover;border-radius:10px;border:2px solid var(--border)}.call-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}.call-btn{min-width:96px;padding:10px 14px;border:none;border-radius:22px;background:var(--panel-hover);color:var(--text);display:flex;align-items:center;gap:8px;justify-content:center;font-size:14px}.call-btn-icon{font-size:16px}.call-btn-accept{background:var(--online);color:#06230f}.call-btn-reject{background:var(--danger);color:#fff}.call-btn-plain{background:var(--panel-hover)}.call-error{position:fixed;left:50%;top:16px;transform:translate(-50%);z-index:950;background:var(--danger);color:#fff;padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;box-shadow:var(--shadow)}.call-audio-feed{display:none}.profile-head{display:flex;align-items:center;gap:14px}.profile-handle{color:var(--text-mute);font-size:14px}.profile-actions{display:flex;gap:10px;flex-wrap:wrap}.modal-overlay{position:fixed;inset:0;z-index:980;background:#05080cb3;display:flex;align-items:center;justify-content:center;padding:20px}.modal-card{width:min(94vw,420px);max-height:86vh;overflow-y:auto;background:var(--bg-elev);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);padding:20px;display:flex;flex-direction:column;gap:14px}.modal-header{display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:17px;font-weight:700}.modal-close{width:30px;height:30px;border:none;border-radius:50%;background:var(--panel-hover);color:var(--text);font-size:18px;line-height:1}.modal-field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--text-dim)}.modal-field input{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--panel);color:var(--text)}.modal-actions{display:flex;gap:10px;justify-content:flex-end}.modal-empty{color:var(--text-mute);font-size:13px;padding:8px 0}.member-chips{display:flex;flex-wrap:wrap;gap:6px}.member-chip{border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:14px;padding:4px 10px;font-size:13px}.member-list{display:flex;flex-direction:column;gap:6px;max-height:220px;overflow-y:auto}.member-row{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:6px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--panel);color:var(--text)}.member-row.selected{border-color:var(--accent);background:var(--accent-soft)}.member-row.static{cursor:default}.member-row-name{font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.member-row-handle{color:var(--text-mute);font-size:13px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.member-row-check{margin-left:auto;flex:0 0 auto;color:var(--accent);font-weight:700}.sidebar-action{width:30px;height:30px;border:1px solid var(--border);border-radius:50%;background:var(--panel);color:var(--text);font-size:17px;line-height:1}.sidebar-action:hover{background:var(--accent);border-color:var(--accent-hover);color:#fff}.install-btn{width:30px;height:30px;border:1px solid var(--accent);border-radius:50%;background:var(--accent-soft);color:var(--accent);font-size:15px;line-height:1}.install-btn:hover{background:var(--accent);color:#fff}.mobile-back{flex:0 0 auto;width:34px;height:34px;border:1px solid var(--border);border-radius:50%;background:var(--panel);color:var(--text);font-size:17px;line-height:1}@media(min-width:721px){.mobile-back{display:none}}@media(max-width:720px){.messenger{grid-template-columns:1fr}.sidebar{display:flex}.conversation,.messenger[data-mobile=conversation] .sidebar{display:none}.messenger[data-mobile=conversation] .conversation{display:flex}.bubble-row{max-width:88%}}@media(min-width:721px){.conversation-empty{font-size:16px}}