@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap";:root{font-family:Inter,sans-serif;line-height:1.5;font-weight:400;--bg-dark: #0D0E14;--bg-header: #12131A;--bg-panel: rgba(13, 14, 20, .7);--bg-panel-hover: rgba(18, 19, 26, .7);--text-primary: #FFFFFF;--text-secondary: #A1A5B6;--text-tertiary: #7A7E8A;--accent-purple: #8B5CF6;--accent-blue: #4DA3FF;--success-green: #3DDC84;--bubble-incoming: #31214A;--bubble-outgoing: #24252F;--bg-input: #17171E;--bg-date: #1D1E28;--border-color: rgba(255, 255, 255, .08)}*{margin:0;padding:0;box-sizing:border-box}body{height:100svh;background:var(--bg-dark);color:var(--text-primary);overflow:hidden}#root{width:100%;height:100svh;display:flex;justify-content:center;align-items:center;padding:24px}.app-layout{display:flex;width:100%;max-width:1400px;height:100%;background:var(--bg-panel);backdrop-filter:blur(40px);-webkit-backdrop-filter:blur(40px);border:1px solid var(--border-color);border-radius:24px;box-shadow:0 20px 40px #00000080;overflow:hidden}a{color:var(--text-secondary);text-decoration:none}input,button{font-family:inherit;border:none;outline:none}button{cursor:pointer;background:transparent;color:var(--text-primary)}.icon-btn{display:flex;align-items:center;justify-content:center;padding:8px;border-radius:50%;color:var(--text-secondary);transition:all .2s}.icon-btn:hover{color:var(--text-primary);background:#ffffff0d}.app-sidebar{width:80px;display:flex;flex-direction:column;align-items:center;padding:24px 0;border-right:1px solid var(--border-color);background:#0003;flex-shrink:0;gap:24px}.brand-logo{width:44px;height:44px;border-radius:12px;background:#8b3dff1a;display:flex;align-items:center;justify-content:center;color:var(--accent-blue);box-shadow:0 0 20px #3a8bff33;margin-bottom:12px}.nav-item{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--text-tertiary);cursor:pointer;transition:all .2s}.nav-item:hover{color:var(--text-primary)}.nav-item.active{background:#8b3dff26;color:#fff;box-shadow:inset 0 0 0 1px #8b3dff4d,0 0 20px #8b3dff33}.nav-item svg{width:24px;height:24px}.chat-list-panel{width:320px;display:flex;flex-direction:column;border-right:1px solid var(--border-color);background:#0000001a;flex-shrink:0;position:relative}.chat-list-header{padding:24px;display:flex;justify-content:space-between;align-items:center}.chat-list-header h2{font-size:1.5rem;font-weight:600;display:flex;align-items:center;gap:8px}.search-box{margin:0 24px 20px;position:relative;background:#0006;border:1px solid var(--border-color);border-radius:12px;display:flex;align-items:center;padding:0 12px}.search-box input{flex:1;background:transparent;padding:12px 8px;color:var(--text-primary);font-size:.9rem}.search-box input::placeholder{color:var(--text-tertiary)}.search-shortcut{font-size:.75rem;color:var(--text-tertiary);background:#ffffff0d;padding:4px 8px;border-radius:6px}.chat-list-scroll{flex:1;overflow-y:auto;padding:0 16px 100px}.chat-list-item{display:flex;align-items:center;gap:12px;padding:16px;border-radius:16px;cursor:pointer;transition:all .2s ease;margin-bottom:4px;border:1px solid transparent}.chat-list-item:hover{background:#ffffff08}.chat-list-item.active{background:#8b3dff1a;border:1px solid rgba(139,61,255,.3);box-shadow:0 0 20px #8b3dff1a}.chat-item-content{flex:1;min-width:0}.chat-item-header{display:flex;justify-content:space-between;margin-bottom:4px;align-items:center}.chat-item-name{font-weight:500;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-item-time{font-size:.75rem;color:var(--text-tertiary)}.chat-item-preview{font-size:.85rem;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.unread-badge{background:var(--accent-purple);color:#fff;font-size:.7rem;padding:2px 6px;border-radius:10px;font-weight:600;margin-left:8px}.user-profile-bottom{position:absolute;bottom:24px;left:24px;right:24px;background:#14141ecc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border-color);border-radius:16px;padding:12px 16px;display:flex;align-items:center;gap:12px;cursor:pointer;z-index:10}.chat-window{flex:1;display:flex;flex-direction:column;background:transparent;position:relative}.chat-header{height:66px;padding:8px 16px;display:flex;justify-content:space-between;align-items:center;background:#0f1115d9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid #20242D;flex-shrink:0;position:relative;z-index:100}.chat-header-user{display:flex;align-items:center;gap:12px;flex:1;min-width:0}.online-indicator{width:12px;height:12px;background:var(--success-green);border-radius:50%;border:2px solid var(--bg-dark);position:absolute;bottom:-2px;right:-2px}.chat-header-actions{display:flex;gap:12px}.chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}.date-separator{text-align:center;margin:12px 0;display:flex;justify-content:center}.date-separator-text{background:var(--bg-date);padding:8px 18px;border-radius:20px;font-size:13px;font-weight:500;color:var(--text-secondary)}.message-wrapper{display:flex;gap:12px;max-width:72%}.message-wrapper.sent{align-self:flex-end;flex-direction:row-reverse}.message-wrapper.received{align-self:flex-start}.message-bubble{padding:12px 16px;border-radius:22px;font-size:16px;font-weight:400;line-height:1.4;position:relative;display:flex;align-items:flex-end;gap:12px;max-width:100%;width:fit-content;word-break:break-word}.message-content-text{flex:1}.message-wrapper.sent .message-bubble{background:var(--bubble-outgoing);border:1px solid rgba(255,255,255,.05);color:#fff;border-bottom-right-radius:4px}.message-wrapper.received .message-bubble{background:var(--bubble-incoming);border:1px solid rgba(255,255,255,.05);color:#fff;border-bottom-left-radius:4px;box-shadow:0 4px 15px #0003}.media-bubble{background:#0006;border-radius:16px;padding:12px;border:1px solid rgba(139,61,255,.2)}.media-header{display:flex;align-items:center;gap:8px;margin-bottom:8px;font-weight:500}.media-video-placeholder{width:100%;border-radius:8px;background:#000;overflow:hidden}.message-time-inline{font-size:12px;font-weight:500;color:#ffffff80;white-space:nowrap;display:flex;align-items:center;gap:4px;flex-shrink:0;margin-bottom:-2px}.chat-empty{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;color:var(--text-secondary);font-size:1.1rem;gap:16px;background:transparent}.chat-empty-icon{width:80px;height:80px;border-radius:50%;background:#8b3dff1a;display:flex;align-items:center;justify-content:center;color:var(--accent-purple);margin-bottom:8px;box-shadow:0 0 30px #8b3dff1a}.chat-empty-title{font-size:1.5rem;font-weight:600;color:var(--text-primary)}.chat-empty-text{font-size:1rem;color:var(--text-tertiary);max-width:300px;text-align:center}.modal-overlay{position:fixed;inset:0;background:#0009;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:2000;display:flex;align-items:center;justify-content:center}.modal-content{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:20px;padding:24px;width:90%;max-width:400px;box-shadow:0 20px 50px #00000080}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.modal-header h3{font-size:1.2rem;font-weight:600}.edit-dialog-overlay{position:fixed;inset:0;background:#0009;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:2000;display:flex;align-items:center;justify-content:center}.edit-dialog{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:20px;padding:24px;width:90%;max-width:400px;box-shadow:0 20px 50px #00000080;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2001}.edit-dialog-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:24px}button.secondary{padding:10px 20px;border-radius:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:var(--text-primary);font-weight:500;transition:all .2s}button.secondary:hover{background:#ffffff1a}button.primary{padding:10px 20px;border-radius:12px;background:var(--accent-gradient);color:#fff;font-weight:500;transition:all .2s}button.primary:hover{filter:brightness(1.1)}.e2e-banner{display:flex;align-items:center;justify-content:center;gap:6px;padding:5px 16px;background:#3ddc840f;border-bottom:1px solid rgba(61,220,132,.15);font-size:12px;font-weight:500;color:#3ddc84;text-shadow:0 0 12px rgba(61,220,132,.8),0 0 24px rgba(61,220,132,.4);letter-spacing:.3px;flex-shrink:0}.chat-input-wrapper{padding:12px 16px;padding-bottom:max(12px,env(safe-area-inset-bottom));background:var(--bg-dark);flex-shrink:0}.chat-input-container{display:flex;align-items:center;background:var(--bg-input);border-radius:30px;height:58px;padding:0 8px;gap:12px}.chat-input-container input[type=text]{flex:1;background:transparent;border:none;padding:8px 4px;font-size:15px;color:var(--text-primary);height:100%}.chat-input-container input[type=text]::placeholder{color:var(--text-tertiary)}.add-btn{width:42px;height:42px;border-radius:50%;background:transparent;display:flex;align-items:center;justify-content:center;color:var(--accent-purple);transition:all .2s}.add-btn:hover{background:#ffffff0d}.send-btn{width:44px;height:44px;border-radius:50%;background:var(--accent-gradient);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 4px 15px #3a8bff4d;transition:all .2s}.send-btn:hover{transform:scale(1.05)}.user-avatar{border-radius:50%;object-fit:cover;background:var(--bg-dark)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#fff3}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh}.auth-form{padding:40px;width:100%;max-width:400px;background:var(--bg-panel);border:1px solid var(--border-color);border-radius:24px}.auth-form h2{margin-bottom:24px;text-align:center}.auth-form .form-group{margin-bottom:16px}.auth-form label{display:block;margin-bottom:6px;color:var(--text-secondary)}.auth-form input{width:100%;padding:12px 16px;background:#0000004d;border:1px solid var(--border-color);border-radius:12px;color:#fff}.auth-form button[type=submit]{width:100%;margin-top:16px;padding:14px;background:var(--accent-gradient);border-radius:12px;font-weight:600}.show-mobile-only{display:none!important}@media(max-width:1024px){.chat-list-panel{width:280px}}@media(max-width:768px){#root{padding:0;height:100dvh}body{height:100dvh;overflow:hidden}.app-layout{border-radius:0;border:none;height:100%}.app-sidebar{display:none}.chat-list-panel{width:100%}.chat-window{width:100%;display:flex;flex-direction:column;height:100%;overflow:hidden}.chat-messages{flex:1;overflow-y:auto;min-height:0}.chat-input-wrapper{flex-shrink:0;padding-bottom:max(12px,env(safe-area-inset-bottom))}.hidden-mobile{display:none!important}.show-mobile-only{display:inline-flex!important}}