@import url(https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap);:root{--bg-main:#0e1621;--bg-sidebar:#17212b;--bg-input:#1c2a3a;--bg-hover:#1e2c3d;--bg-active:#2b5278;--bg-msg-own:#2b5278;--bg-msg-other:#182533;--bg-modal:#000000a6;--bg-card:#1b2735;--text-primary:#e1e3e6;--text-secondary:#6c7883;--text-timestamp:#5a6a78;--text-inverse:#fff;--accent:#5288c1;--accent-hover:#6ba0d6;--accent-soft:#5288c126;--accent-glow:#5288c14d;--success:#4caf7d;--success-soft:#4caf7d26;--danger:#e05555;--danger-soft:#e0555526;--warning:#e0a155;--warning-soft:#e0a15526;--border:#1e2c3d;--border-light:#253647;--shadow-sm:0 2px 8px #0003;--shadow-md:0 8px 32px #0000004d;--shadow-lg:0 20px 60px #0006;--shadow-glow:0 0 20px var(--accent-glow);--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--radius-full:9999px;--font-main:"Outfit",-apple-system,BlinkMacSystemFont,sans-serif;--font-mono:"JetBrains 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(max-width:480px){:root{font-size:14px}}.auth-page{align-items:center;background:var(--bg-sidebar);display:flex;height:100vh;justify-content:center;overflow:hidden;position:relative}.auth-page:before{animation:float 8s ease-in-out infinite;background:radial-gradient(circle,var(--accent-glow) 0,#0000 70%);content:"";height:500px;pointer-events:none;position:absolute;right:-100px;top:-120px;width:500px}.auth-card{animation:fadeInUp .5s ease both;background:var(--bg-main);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);max-width:420px;padding:48px 40px;position:relative;width:100%;z-index:1}.auth-logo{color:var(--accent);font-size:36px;font-weight:700;letter-spacing:-1.5px;margin-bottom:6px;text-align:center}.auth-subtitle{color:var(--text-secondary);font-size:14px;font-weight:300;margin-bottom:32px;text-align:center}.auth-input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:15px;margin-bottom:12px;outline:none;padding:14px 16px;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);width:100%}.auth-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.auth-input::placeholder{color:var(--text-secondary)}.auth-button{background:var(--accent);border:none;border-radius:var(--radius-md);color:var(--text-inverse);cursor:pointer;font-size:15px;font-weight:600;margin-top:8px;padding:14px;transition:background var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);width:100%}.auth-button:hover:not(:disabled){background:var(--accent-hover);box-shadow:var(--shadow-glow);transform:translateY(-1px)}.auth-button:active:not(:disabled){transform:translateY(0)}.auth-button:disabled{cursor:not-allowed;opacity:.6}.auth-switch{color:var(--text-secondary);font-size:14px;margin-top:24px;text-align:center}.auth-switch-link{background:none;border:none;color:var(--accent);cursor:pointer;font-family:inherit;font-size:14px;font-weight:500}.auth-switch-link:hover{color:var(--accent-hover)}.auth-error{animation:shake .4s ease;background:var(--danger-soft);border:1px solid var(--danger);border-radius:var(--radius-sm);color:#ff8a8a;font-size:13px;margin-bottom:12px;padding:10px 14px}.auth-info{background:var(--accent-soft);border:1px solid #5288c14d;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:12px;line-height:1.5;margin-bottom:16px;padding:12px 14px}@media (max-width:480px){.auth-card{margin:16px;padding:36px 24px}}.code-input-wrap{display:flex;gap:8px;justify-content:center;margin:20px 0}.code-digit{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);caret-color:var(--accent);color:var(--text-primary);font-size:24px;font-weight:600;height:56px;outline:none;text-align:center;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);width:48px}.code-digit:focus{box-shadow:0 0 0 3px var(--accent-soft)}.code-digit--filled,.code-digit:focus{border-color:var(--accent)}.resend-row{color:var(--text-secondary);font-size:13px;margin-top:12px;text-align:center}.resend-link{background:none;border:none;color:var(--accent);cursor:pointer;font-family:inherit;font-size:13px;font-weight:500}.resend-link:hover{color:var(--accent-hover)}.resend-link:disabled{color:var(--text-secondary);cursor:not-allowed;opacity:.6}.step-indicator{align-items:center;display:flex;gap:8px;justify-content:center;margin-bottom:24px}.step-dot{background:var(--border-light);border-radius:50%;height:8px;transition:all var(--transition-fast);width:8px}.step-dot--active{background:var(--accent);border-radius:4px;width:24px}.step-dot--done{background:var(--success)}.code-sent-info{color:var(--text-secondary);font-size:13px;line-height:1.5;margin-bottom:8px;text-align:center}.code-sent-email{color:var(--accent);font-weight:500}.back-link{align-items:center;background:none;border:none;color:var(--text-secondary);cursor:pointer;display:inline-flex;font-family:inherit;font-size:13px;gap:4px;margin-bottom:16px;transition:color var(--transition-fast)}.back-link:hover{color:var(--text-primary)}.modal-overlay{align-items:center;animation:fadeIn .2s ease;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000a6;display:flex;inset:0;justify-content:center;padding:16px;position:fixed;z-index:1000}.modal-card{animation:fadeInUp .3s ease both;background:var(--bg-main);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);max-height:85vh;max-width:440px;overflow-y:auto;width:100%}.modal-header{align-items:center;display:flex;justify-content:space-between;padding:20px 20px 0}.modal-title{color:var(--text-primary);font-size:18px;font-weight:600}.modal-close{align-items:center;border-radius:var(--radius-sm);color:var(--text-secondary);display:flex;font-size:16px;height:32px;justify-content:center;transition:all var(--transition-fast);width:32px}.modal-close:hover{background:var(--bg-hover);color:var(--text-primary)}.modal-body{padding:16px 20px}.modal-footer{display:flex;gap:8px;justify-content:flex-end;padding:0 20px 20px}.modal-input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;margin-bottom:12px;outline:none;padding:12px 14px;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);width:100%}.modal-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.modal-input::placeholder,.modal-label{color:var(--text-secondary)}.modal-label{font-size:12px;font-weight:500;letter-spacing:.5px;margin-bottom:8px;text-transform:uppercase}.modal-error{animation:shake .4s ease;background:var(--danger-soft);border:1px solid var(--danger);border-radius:var(--radius-sm);color:#ff8a8a;font-size:13px;margin-bottom:12px;padding:10px 14px}.modal-btn{border-radius:var(--radius-md);font-size:14px;font-weight:500;padding:10px 20px;transition:all var(--transition-fast)}.modal-btn--primary{background:var(--accent);color:var(--text-inverse)}.modal-btn--primary:hover:not(:disabled){background:var(--accent-hover)}.modal-btn--primary:disabled{cursor:not-allowed;opacity:.5}.modal-btn--secondary{background:var(--bg-hover);color:var(--text-primary)}.modal-btn--secondary:hover{background:var(--border-light)}.modal-btn--danger{background:var(--danger-soft);color:var(--danger)}.modal-btn--danger:hover{background:var(--danger);color:var(--text-inverse)}.selected-users{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.selected-user-chip{align-items:center;animation:scaleIn .2s ease;background:var(--accent-soft);border-radius:var(--radius-full);color:var(--accent);display:flex;font-size:13px;font-weight:500;gap:6px;padding:4px 10px}.chip-remove{color:var(--accent);font-size:11px;opacity:.6;transition:opacity 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var(--transition-fast)}.sidebar-chat-item:hover{background:var(--bg-hover)}.sidebar-chat-item--active{background:var(--bg-active)}.sidebar-chat-item--active:before{animation:scaleIn .2s ease;background:var(--accent);border-radius:0 3px 3px 0;bottom:8px;content:"";left:0;position:absolute;top:8px;width:3px}.sidebar-chat-info{flex:1 1;min-width:0;overflow:hidden}.sidebar-chat-top{align-items:center;display:flex;gap:8px;justify-content:space-between}.sidebar-chat-name{color:var(--text-primary);flex:1 1;font-size:15px;font-weight:500;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-chat-time{color:var(--text-secondary);flex-shrink:0;font-size:11px;white-space:nowrap}.sidebar-chat-bottom{align-items:center;display:flex;gap:8px;justify-content:space-between;margin-top:3px}.sidebar-chat-preview{color:var(--text-secondary);flex:1 1;font-size:13px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-chat-unread{align-items:center;background:var(--accent);border-radius:10px;color:var(--text-inverse);display:flex;flex-shrink:0;font-size:11px;font-weight:600;height:20px;justify-content:center;line-height:1;min-width:20px;padding:0 6px}.sidebar-chat-meta{color:var(--text-secondary);font-size:13px;margin-top:2px}.avatar{align-items:center;border-radius:50%;color:var(--text-inverse);display:flex;flex-shrink:0;font-size:18px;font-weight:600;height:46px;justify-content:center;object-fit:cover;width:46px}.avatar--sm{font-size:16px;height:40px;width:40px}img.avatar{border:2px solid var(--border)}.avatar--private{background:#5288c1}.avatar--group{background:#4a7c5c}.sidebar-empty{animation:fadeIn .5s ease;color:var(--text-secondary);font-size:14px;line-height:1.6;padding:48px 24px;text-align:center}.sidebar-empty-icon{align-items:center;animation:float 3s ease-in-out infinite;display:flex;justify-content:center;margin-bottom:12px}@media (max-width:768px){.sidebar{border-right:none;min-width:100vw;width:100vw}}.lightbox-overlay{animation:fadeIn .2s ease;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#000000d9;inset:0;position:fixed;z-index:2000}.lightbox-content,.lightbox-overlay{align-items:center;display:flex;justify-content:center}.lightbox-content{flex-direction:column;height:100%;position:relative;width:100%}.lightbox-close{align-items:center;background:#ffffff1a;border-radius:50%;color:#fff;display:flex;height:40px;justify-content:center;position:fixed;right:20px;top:16px;transition:background .2s;width:40px;z-index:10}.lightbox-close:hover{background:#ffffff40}.lightbox-image{animation:fadeIn .15s ease;border-radius:4px;max-height:80vh;max-width:85vw;object-fit:contain;-webkit-user-select:none;user-select:none}.lightbox-arrow{align-items:center;background:#ffffff1a;border-radius:50%;color:#fff;display:flex;height:48px;justify-content:center;position:fixed;top:50%;transform:translateY(-50%);transition:background .2s;width:48px;z-index:10}.lightbox-arrow:hover{background:#ffffff40}.lightbox-arrow--left{left:16px}.lightbox-arrow--right{right:16px}.lightbox-thumbs{bottom:20px;display:flex;flex-wrap:wrap;gap:6px;justify-content:center;left:50%;max-width:85vw;position:fixed;transform:translateX(-50%);z-index:10}.lightbox-thumb{border:2px solid #0000;border-radius:4px;cursor:pointer;height:48px;object-fit:cover;opacity:.5;transition:opacity .2s,transform .2s;width:48px}.lightbox-thumb:hover{opacity:.8}.lightbox-thumb--active{border-color:#fff;opacity:1;transform:scale(1.05)}@media (max-width:768px){.lightbox-overlay{backdrop-filter:none;-webkit-backdrop-filter:none;background:#000}.lightbox-image{border-radius:0;max-height:100vh;max-width:100vw}.lightbox-arrow{height:36px;width:36px}.lightbox-arrow--left{left:8px}.lightbox-arrow--right{right:8px}.lightbox-thumbs{bottom:12px}.lightbox-thumb{height:40px;width:40px}}.message-row{animation:msgAppear .25s ease both;display:flex;margin-bottom:2px}.message-row--own{justify-content:flex-end}.message-row--other{justify-content:flex-start}.message-bubble{max-width:65%;padding:8px 12px;position:relative;transition:transform var(--transition-fast);word-break:break-word}.message-bubble:hover{transform:none}.message-bubble--own{background:var(--bg-msg-own);border-radius:16px 16px 4px 16px}.message-bubble--other{background:var(--bg-msg-other);border-radius:16px 16px 16px 4px}.message-bubble--failed{border:1px dashed var(--danger);opacity:.6}.message-sender{color:var(--accent);font-size:12px;font-weight:600;margin-bottom:3px}.message-text{color:var(--text-primary);font-size:15px;line-height:1.45;white-space:pre-wrap}.message-text--error{color:var(--text-secondary);font-style:italic}.message-time{align-items:center;color:var(--text-timestamp);display:flex;font-size:11px;gap:4px;justify-content:flex-end;margin-top:4px;text-align:right}.message-edited{font-style:italic;opacity:.7}.message-status{align-items:center;display:inline-flex;flex-shrink:0;height:14px;justify-content:center;width:14px}.message-context-menu{animation:fadeInDown .15s ease;background:var(--bg-sidebar);border:1px solid var(--border);border-radius:var(--radius-md);bottom:100%;box-shadow:var(--shadow-md);margin-bottom:4px;min-width:160px;overflow:hidden;position:absolute;right:0;z-index:100}.message-context-item{align-items:center;color:var(--text-primary);display:flex;font-size:13px;gap:8px;padding:10px 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.attachment-grid-img:first-child{grid-row:1/3}.attachment-grid--4{grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;height:200px;max-width:280px}.attachment-grid--many{grid-template-columns:1fr 1fr 1fr;max-width:300px}.attachment-grid--many .attachment-grid-img{height:90px}@media (max-width:768px){.message-bubble{max-width:80%}.attachment-grid--1{max-width:200px}.attachment-grid--2{max-width:240px}.attachment-grid--3{max-width:260px}.attachment-grid--4{max-width:240px}.attachment-grid--many{max-width:260px}}@media (max-width:480px){.message-bubble{max-width:88%}}.message-input-wrap{align-items:center;background:var(--bg-sidebar);border-top:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}.message-input{align-items:flex-end;box-sizing:border-box;display:flex;gap:10px;max-width:700px;padding:12px;width:100%}.message-input-field{-ms-overflow-style:none;background:var(--bg-main);border:1px solid var(--border);border-radius:var(--radius-xl);color:var(--text-primary);flex:1 1;font-family:inherit;font-size:15px;line-height:1.5;max-height:120px;outline:none;overflow-y:auto;padding:10px 16px;resize:none;scrollbar-width:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.message-input-field::-webkit-scrollbar{display:none}.message-input-field:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.message-attach-btn,.message-input-field::placeholder{color:var(--text-secondary)}.message-attach-btn{align-items:center;border-radius:50%;display:flex;flex-shrink:0;font-size:20px;height:42px;justify-content:center;transition:all 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