@import"https://fonts.googleapis.com/css2?family=Comfortaa:wght@400;600;700&family=Inter:wght@400;500;600&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--accent: #3b82f6;--accent-2: #3b82f6cc;--accent-glow: #3b82f640;--accent-dim: #3b82f622;--bg-0: #07090f;--bg-1: #0e1018;--bg-2: #151820;--bg-3: #1c1f2a;--bg-4: #232733;--border: rgba(255,255,255,.07);--border-active: rgba(255,255,255,.14);--text-primary: rgba(255,255,255,.92);--text-secondary: rgba(255,255,255,.52);--text-muted: rgba(255,255,255,.28);--bubble-in: #1c1f2e;--bubble-out: #3b82f655;--scrollbar: rgba(255,255,255,.08);--red: #ef4444;--yellow: #eab308;--green: #22c55e;--radius: 14px;--radius-sm: 8px;--shadow: 0 4px 24px rgba(0,0,0,.35);--shadow-sm: 0 2px 10px rgba(0,0,0,.25)}html,body,#root{height:100%;overflow:hidden}body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg-0);color:var(--text-primary);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--scrollbar);border-radius:2px}.app{display:flex;height:100dvh;overflow:hidden;background:var(--bg-0);position:relative}.loading-screen{height:100dvh;display:flex;align-items:center;justify-content:center;background:var(--bg-0)}.loading-logo{display:flex;gap:2px}.auth-page{min-height:100dvh;display:flex;align-items:center;justify-content:center;background:var(--bg-0);position:relative;padding:20px}.auth-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 60% 60% at 30% 20%,var(--accent-glow) 0%,transparent 70%),radial-gradient(ellipse 40% 40% at 80% 80%,var(--accent-dim) 0%,transparent 60%);pointer-events:none}.auth-card{background:var(--bg-2);border:1px solid var(--border);border-radius:20px;padding:36px 32px;width:100%;max-width:400px;position:relative;box-shadow:var(--shadow);animation:slideUp .3s ease}.auth-logo{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:28px}.auth-logo-icon{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px var(--accent-glow)}.auth-logo-text{font-size:22px}.auth-title{font-size:20px;font-weight:600;margin-bottom:6px}.auth-subtitle{font-size:13px;color:var(--text-secondary);margin-bottom:24px;line-height:1.5}.otp-inputs{display:flex;gap:8px;justify-content:center}.otp-digit{width:48px!important;height:54px;text-align:center;font-size:22px;font-weight:600;padding:0!important}.sidebar{width:300px;min-width:300px;background:var(--bg-1);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100dvh;flex-shrink:0;transition:transform .25s cubic-bezier(.4,0,.2,1);position:relative;z-index:20}.sidebar-header{padding:16px 14px 12px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);flex-shrink:0}.sidebar-logo{font-size:18px;letter-spacing:-.3px}.search-bar{padding:10px 10px 6px;flex-shrink:0}.search-input-wrap{display:flex;align-items:center;gap:8px;background:var(--bg-3);border:1px solid var(--border);border-radius:var(--radius-sm);padding:9px 12px;transition:border-color .15s}.search-input-wrap:focus-within{border-color:var(--accent)}.search-input{flex:1;background:none;border:none;outline:none;color:var(--text-primary);font-size:14px}.search-input::placeholder{color:var(--text-muted)}.chat-list{flex:1;overflow-y:auto;padding:6px 6px 0}.chat-item{display:flex;align-items:center;gap:10;padding:9px 10px;border-radius:12px;cursor:pointer;transition:background .12s;gap:10px}.chat-item:hover{background:var(--bg-3)}.chat-item.active{background:var(--accent-dim)}.chat-info{flex:1;min-width:0}.chat-name{font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-preview{font-size:12px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:1px}.chat-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0}.chat-time{font-size:11px;color:var(--text-muted)}.unread-badge{background:var(--accent);color:#fff;font-size:11px;font-weight:600;min-width:18px;height:18px;border-radius:9px;display:flex;align-items:center;justify-content:center;padding:0 5px}.sidebar-nav{display:flex;border-top:1px solid var(--border);padding:4px 8px;gap:4px;flex-shrink:0}.nav-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:8px 4px;border-radius:10px;border:none;cursor:pointer;background:transparent;color:var(--text-muted);font-size:11px;transition:all .15s}.nav-btn:hover{background:var(--bg-3);color:var(--text-secondary)}.nav-btn.active{background:var(--accent-dim);color:var(--accent)}.sidebar-user{display:flex;align-items:center;gap:10px;padding:10px 14px 12px;border-top:1px solid var(--border);cursor:pointer;transition:background .15s;flex-shrink:0}.sidebar-user:hover{background:var(--bg-3)}.avatar{position:relative;width:42px;height:42px;min-width:42px;min-height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;color:#ffffffd9;flex-shrink:0;overflow:visible;background:var(--bg-3)}.avatar img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;border-radius:50%;clip-path:circle(50%)}.online-dot{position:absolute;bottom:1px;right:1px;width:11px;height:11px;border-radius:50%;background:var(--green);border:2px solid var(--bg-1);z-index:2;pointer-events:none}.drop-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:200;background:#3b82f626;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);border:3px dashed var(--accent);border-radius:12px;display:flex;align-items:center;justify-content:center;pointer-events:none;animation:dropFadeIn .15s ease}.drop-overlay-inner{display:flex;flex-direction:column;align-items:center;color:var(--accent);font-size:18px;font-weight:600;background:var(--bg-2);border-radius:16px;padding:28px 40px;gap:4px;box-shadow:0 8px 32px #0006}@keyframes dropFadeIn{0%{opacity:0}to{opacity:1}}.chat-area{flex:1;display:flex;flex-direction:column;height:100dvh;background:var(--bg-0);background-image:var(--chat-bg, none);background-size:cover;background-position:center;position:relative;overflow:hidden}.chat-header{display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--bg-1);border-bottom:1px solid var(--border);flex-shrink:0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow:visible;position:relative;z-index:50}.chat-header-info{flex:1;min-width:0}.chat-header-name{font-size:15px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-header-status{font-size:12px;color:var(--text-muted);margin-top:1px}.chat-header-status.online{color:var(--green)}.header-actions{display:flex;align-items:center;gap:4px}.messages-area{flex:1;overflow-y:auto;padding:12px 16px;display:flex;flex-direction:column;gap:0}.messages-date-divider{text-align:center;padding:10px 0;position:relative}.messages-date-divider span{background:var(--bg-3);color:var(--text-muted);font-size:12px;padding:4px 12px;border-radius:20px}.message-wrap{display:flex;flex-direction:column}.message-wrap.in{align-items:flex-start}.message-wrap.out{align-items:flex-end}.message-sender-name{font-size:12px;font-weight:600;color:var(--accent);margin:0 4px 2px}.message-bubble{max-width:min(68%,500px);padding:9px 12px 7px;border-radius:16px;font-size:14px;line-height:1.45;position:relative;animation:bubbleIn .15s ease;word-break:break-word}.message-wrap.in .message-bubble{background:var(--bubble-in);border-bottom-left-radius:4px}.message-wrap.out .message-bubble{background:var(--bubble-out);border-bottom-right-radius:4px}.message-meta{display:flex;align-items:center;gap:4px;justify-content:flex-end;margin-top:4px;min-height:14px}.message-time{font-size:11px;color:var(--text-muted)}.message-edited{font-size:11px;color:var(--text-muted);font-style:italic}.message-deleted{color:var(--text-muted);font-style:italic;font-size:13px}.message-text{white-space:pre-wrap;word-break:break-word}.twemoji-img{width:1.25em;height:1.25em;vertical-align:-.25em;display:inline;margin:0 .05em}.message-image{cursor:pointer;border-radius:10px;overflow:hidden;max-width:280px}.message-image img{width:100%;display:block;border-radius:10px;transition:opacity .15s}.message-image img:hover{opacity:.92}.message-reply{background:#ffffff0f;border-left:3px solid var(--accent);border-radius:6px;padding:6px 10px;margin-bottom:8px}.message-reply-name{font-size:12px;font-weight:600;color:var(--accent);margin-bottom:2px}.message-reply-text{font-size:12px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.message-file{display:flex;align-items:center;gap:10px;padding:4px 2px;min-width:180px}.file-icon{font-size:28px;flex-shrink:0}.file-info{flex:1;min-width:0}.file-name{font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-size{font-size:11px;color:var(--text-muted);margin-top:2px}.file-download{width:32px;height:32px;border-radius:8px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;text-decoration:none;font-size:16px;flex-shrink:0;transition:background .15s,opacity .15s;opacity:.85}.file-download:hover{opacity:1}.message-voice{display:flex;align-items:center;gap:8px;padding:4px 2px;min-width:200px;max-width:280px}.voice-play-btn{width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;border:none;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .1s}.voice-play-btn:hover{transform:scale(1.08)}.voice-waveform{flex:1;display:flex;align-items:center;gap:2px;height:32px}.voice-bar{width:3px;border-radius:2px;min-height:3px;transition:height .1s;flex-shrink:0}.voice-duration{font-size:11px;color:var(--text-muted);flex-shrink:0;font-variant-numeric:tabular-nums}.typing-indicator{height:20px;padding:0 18px;font-size:12px;color:var(--text-muted);font-style:italic;flex-shrink:0}.input-area{background:var(--bg-1);border-top:1px solid var(--border);padding:10px 12px;flex-shrink:0}.input-area-inner{display:flex;align-items:flex-end;gap:6px}.message-input{flex:1;background:var(--bg-3);border:1px solid var(--border);border-radius:20px;padding:10px 16px;color:var(--text-primary);font-size:14px;line-height:1.45;resize:none;outline:none;max-height:140px;font-family:inherit;transition:border-color .15s}.message-input:focus{border-color:var(--accent)}.message-input::placeholder{color:var(--text-muted)}.input-actions{display:flex;gap:4px;flex-shrink:0}.send-btn,.voice-btn{width:40px;height:40px;border-radius:50%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.send-btn{background:var(--accent);color:#fff}.send-btn:hover{background:var(--accent-2);transform:scale(1.05);box-shadow:0 2px 12px var(--accent-glow)}.voice-btn{background:var(--bg-3);color:var(--text-secondary);border:1px solid var(--border)}.voice-btn:hover{color:var(--accent);border-color:var(--accent)}.reply-preview{display:flex;align-items:center;gap:8px;background:var(--bg-3);border-radius:10px;padding:8px 12px;border-left:3px solid var(--accent)}.reply-preview-text{flex:1;min-width:0}.reply-preview-name{font-size:12px;font-weight:600;color:var(--accent);margin-bottom:2px}.reply-preview-content{font-size:12px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.context-menu{position:fixed;z-index:200;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);padding:6px;box-shadow:var(--shadow);min-width:170px;animation:fadeIn .1s ease}.context-menu-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:9px;font-size:14px;cursor:pointer;transition:background .1s;color:var(--text-primary)}.context-menu-item:hover{background:var(--bg-3)}.context-menu-item.danger{color:var(--red)}.context-menu-item.danger:hover{background:#ef44441a}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:16px;animation:fadeIn .15s ease}.modal{background:var(--bg-2);border:1px solid var(--border);border-radius:18px;padding:24px;width:100%;box-shadow:var(--shadow);animation:slideUp .2s ease}.modal-title{font-size:16px;font-weight:600;margin-bottom:16px}.call-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:40px;background:#000000eb}.call-bg{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 80% 60% at 50% 30%,var(--accent-glow) 0%,transparent 70%);pointer-events:none}.call-user-info{text-align:center;position:relative;z-index:1}.call-avatar{width:96px;height:96px;border-radius:50%;background:linear-gradient(135deg,var(--bg-3),var(--bg-4));margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:40px;font-weight:600;color:var(--text-primary);border:3px solid var(--accent);box-shadow:0 0 32px var(--accent-glow);overflow:hidden}.call-name{font-size:24px;font-weight:600}.call-status{font-size:14px;color:var(--text-secondary);margin-top:6px}.call-actions{display:flex;gap:20px;position:relative;z-index:1}.call-btn{width:60px;height:60px;border-radius:50%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .15s,box-shadow .15s}.call-btn:hover{transform:scale(1.08)}.call-btn-end{background:#ef4444;color:#fff;box-shadow:0 4px 16px #ef444466}.call-btn-accept{background:var(--green);color:#fff;box-shadow:0 4px 16px #22c55e66}.call-btn-mute,.call-btn-video{background:var(--bg-3);color:var(--text-primary)}.video-call-area{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;background:#111;display:flex;align-items:center;justify-content:center;overflow:hidden}.video-call-area .remote-video-bg{position:absolute;top:-20px;right:-20px;bottom:-20px;left:-20px;width:calc(100% + 40px);height:calc(100% + 40px);object-fit:cover;filter:blur(24px) brightness(.35);pointer-events:none}.remote-video{position:relative;z-index:1;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:4px}.local-video-wrap{z-index:10;border-radius:12px;overflow:hidden;border:2px solid rgba(255,255,255,.25);box-shadow:0 4px 20px #00000080;transition:box-shadow .15s}.local-video-wrap:hover{box-shadow:0 4px 24px #3b82f680}.local-video-wrap:active{cursor:grabbing!important}.call-btn-flip{background:#ffffff26}.local-video{width:100%;height:100%;object-fit:cover}.video-controls{position:absolute;bottom:30px;left:50%;transform:translate(-50%);z-index:3;display:flex;gap:16px;align-items:center}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:400;background:#000000eb;display:flex;align-items:center;justify-content:center;cursor:pointer}.lightbox img{max-width:92vw;max-height:92vh;border-radius:8px;object-fit:contain}.empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--bg-0);position:relative}.empty-state-icon{display:flex;gap:4px}.input-field{width:100%;background:var(--bg-3);border:1px solid var(--border);border-radius:10px;padding:12px 14px;color:var(--text-primary);font-size:14px;outline:none;transition:border-color .15s;font-family:inherit}.input-field:focus{border-color:var(--accent)}.input-field::placeholder{color:var(--text-muted)}.input-group{margin-bottom:14px}.input-label{display:block;font-size:12px;color:var(--text-muted);margin-bottom:6px;font-weight:500;text-transform:uppercase;letter-spacing:.4px}.btn{width:100%;padding:12px 20px;border-radius:12px;border:none;cursor:pointer;font-size:14px;font-weight:600;font-family:inherit;transition:all .15s;display:flex;align-items:center;justify-content:center;gap:8px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#fff;box-shadow:0 2px 10px var(--accent-glow)}.btn-primary:hover:not(:disabled){box-shadow:0 4px 18px var(--accent-glow);transform:translateY(-1px)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--bg-3)}.btn-icon{background:transparent;border:none;cursor:pointer;color:var(--text-secondary);padding:6px;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .1s;width:34px;height:34px;flex-shrink:0}.btn-icon:hover{background:var(--bg-3);color:var(--text-primary)}.error-msg{background:#ef44441a;color:var(--red);border:1px solid rgba(239,68,68,.2);border-radius:8px;padding:10px 14px;font-size:13px;margin-bottom:14px}.divider{height:1px;background:var(--border);margin:12px 0}.user-result{display:flex;align-items:center;gap:10px;padding:9px 4px;border-radius:10px;transition:background .1s}.user-result:hover{background:var(--bg-3)}.user-result-info{flex:1;min-width:0}.user-result-name{font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-result-sub{font-size:12px;color:var(--text-muted);margin-top:1px}.spinner{width:18px;height:18px;border-radius:50%;border:2px solid rgba(255,255,255,.2);border-top-color:#fff;display:inline-block;animation:spin .6s linear infinite}.mobile-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:19;background:#00000080;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.mobile-menu-btn{display:none!important}body[data-light] .unread-badge,body[data-light] .message-wrap.out .message-bubble{color:#fff}body[data-light] .message-wrap.out .message-time{color:#ffffffa6}body[data-light] .online-dot{border-color:var(--bg-2)}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes bubbleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes flashRed{0%,to{background:#ef44441f}50%{background:#ef444459}}@keyframes slideInLeft{0%{transform:translate(-100%)}to{transform:translate(0)}}@media (max-width: 700px){.sidebar{position:fixed;left:0;top:0;bottom:0;transform:translate(-100%);box-shadow:4px 0 24px #0006;z-index:30}.sidebar.open{transform:translate(0);animation:slideInLeft .25s cubic-bezier(.4,0,.2,1)}.mobile-overlay{display:block}.mobile-menu-btn{display:flex!important}.message-bubble{max-width:86%}.auth-card{padding:28px 20px}}