: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)}}body{margin:0}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1440px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}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%}*{box-sizing:border-box}html{overflow-y:scroll}body{color:#111827;background:#f4f6f8;margin:0;font-family:Arial,sans-serif}button{cursor:pointer}.page{padding:20px}.username{color:#6b7280;font-size:14px}.primary-btn{color:#fff;cursor:pointer;background:linear-gradient(90deg,#2563eb,#3b82f6);border:none;border-radius:999px;padding:11px 18px;font-weight:700;transition:transform .18s,box-shadow .18s}.primary-btn:hover{transform:translateY(-2px);box-shadow:0 12px 24px #2563eb40}.secondary-btn{color:#111827;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:999px;padding:10px 18px;font-weight:700;transition:background .18s,border-color .18s,transform .18s}.secondary-btn:hover{background:#f8fafc;border-color:#94a3b8;transform:translateY(-1px)}.error-message{color:#b91c1c;text-align:center;background:#fee2e2;border:1px solid #fecaca;border-radius:12px;margin-bottom:16px;padding:12px 14px;font-size:14px}.success-message{color:#166534;text-align:center;background:#dcfce7;border:1px solid #bbf7d0;border-radius:12px;margin-bottom:16px;padding:12px 14px;font-size:14px}.desktop-layout{background:#fff;grid-template-columns:260px minmax(0,1fr) 320px;width:min(100%,1960px);min-height:100vh;margin:0 auto;display:grid}.desktop-layout.chat-mode{grid-template-columns:82px minmax(0,1fr)}.left-sidebar{height:fit-content;padding:48px 32px;position:sticky;top:0}.logo{margin-bottom:30px;font-size:30px}.right-sidebar{height:fit-content;padding:26px 18px;position:sticky;top:0}.side-card{background:#fff;border:1px solid #e5e7eb;border-radius:20px;margin-bottom:16px;padding:18px}.side-card h3{margin-top:0}.desktop-layout.chat-mode .left-sidebar{flex-direction:column;align-items:center;padding:67px 8px;display:flex}.desktop-layout.chat-mode .logo{display:none}.chat-layout{grid-template-columns:300px 1fr;min-height:100vh;transition:grid-template-columns .25s;display:grid}.chat-layout.with-group-info{grid-template-columns:300px 1fr 340px}.chat-layout.with-group-info .messages-list{align-items:flex-start}.chat-layout.with-group-info .chat-input-row{margin-left:0;margin-right:auto}.chat-sidebar{border-right:1px solid #e5e7eb;height:100vh;max-height:100vh;padding:0;position:sticky;top:0;overflow:hidden}.chat-sidebar-content{height:100%;padding:32px 4px 32px 0;overflow-y:auto}.chat-sidebar>.create-group-panel{z-index:20;background:#fff;flex-direction:column;width:100%;height:100%;display:flex;position:absolute;inset:0}.chat-window h3,.chat-sidebar h3{margin-top:0}.chat-item{cursor:pointer;border-radius:18px;align-items:center;gap:12px;padding:12px 2px 12px 12px;transition:background .2s,transform .15s;display:flex;position:relative}.chat-item:hover{background:#f3f4f6}.chat-item.active{background:#e5e7eb}.chat-avatar,.chat-avatar-placeholder{border-radius:50%;flex-shrink:0;width:46px;height:46px}.chat-avatar{object-fit:cover}.chat-avatar-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-size:18px;font-weight:800;display:flex}.chat-avatar-wrap{border-radius:50%;flex-shrink:0;width:52px;height:52px}.chat-avatar-wrap.online{box-shadow:0 0 0 3px #22c55e}.chat-avatar-wrap .chat-avatar,.chat-avatar-wrap .chat-avatar-placeholder{width:100%;height:100%}.chat-item-content{flex:1;min-width:0;overflow:hidden}.chat-item-top{justify-content:space-between;align-items:center;gap:8px;display:flex}.chat-item-top strong{font-size:16px;line-height:1.2}.chat-list-name-row{align-items:center;gap:6px;display:flex}.chat-list-name-row strong{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.chat-list-online-dot{background:#22c55e;border-radius:50%;flex-shrink:0;width:10px;height:10px}.chat-preview{color:#6b7280;white-space:nowrap;text-overflow:ellipsis;margin-top:5px;font-size:13px;overflow:hidden}.chat-preview.call-preview{color:#2f80ed;align-items:center;gap:5px;display:flex}.chat-preview.call-preview svg{flex-shrink:0;width:15px;height:15px}.chat-window{flex-direction:column;height:100vh;padding:10px;display:flex;position:sticky;top:0}.chat-header{text-align:left;background:#fff;border-bottom:1px solid #e5e7eb;justify-content:flex-start;align-items:center;gap:12px;padding:12px 16px;display:flex}.chat-header-avatar,.chat-header-avatar-placeholder{border-radius:50%;flex-shrink:0;width:42px;height:42px}.chat-header-avatar{object-fit:cover}.chat-header-avatar-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-weight:700;display:flex}.chat-header-info{text-align:left;flex-direction:column;align-items:flex-start;min-width:0;display:flex}.chat-header-name{color:#111827;text-align:left;margin:0;font-size:20px;font-weight:700;line-height:1.2;text-decoration:none}.chat-header-name:hover{text-decoration:none}.chat-header-status{color:#6b7280;text-align:left;margin-top:2px;font-size:13px;line-height:1.2}.chat-header-status.online{color:#22c55e}.mobile-back-btn{display:none}.messages-list{background:#f8fafc;border-radius:20px;flex-direction:column;flex:1;align-items:center;min-height:0;margin-bottom:16px;padding:16px;display:flex;overflow-y:auto}.chat-layout.dragging-image{outline-offset:-8px;outline:2px dashed #4f46e5}.message-row{width:100%;margin-bottom:10px;display:flex}.message-row.mine{justify-content:flex-end}.message-row.theirs{justify-content:flex-start}.message-row,.chat-input-row{width:100%;max-width:760px}.message-bubble{text-align:left;color:#111827;word-break:break-word;background:#e5e7eb;border-radius:18px;max-width:65%;padding:10px 14px}.message-row.mine .message-bubble{color:#111827;background:#d8fdd2;border-bottom-right-radius:6px}.message-row.theirs .message-bubble{background:#fff;border:1px solid #e5e7eb;border-bottom-left-radius:6px}.message-bubble p{text-align:left;white-space:pre-wrap;margin:0;line-height:1.4;display:inline}.message-time{opacity:.7;white-space:nowrap;margin-left:8px;font-size:12px;display:inline}.message-meta{float:right;align-items:center;gap:4px;margin-left:6px;display:inline-flex}.message-reactions{flex-wrap:wrap;gap:4px;margin-top:6px;display:flex}.message-reactions span{background:#ffffffc7;border:1px solid #94a3b859;border-radius:999px;align-items:center;min-height:22px;padding:2px 7px;font-size:14px;line-height:1;display:inline-flex}.call-event-row{align-items:center}.call-event-bubble{color:#111827;background:#fff;border-radius:18px;align-items:center;gap:14px;min-width:190px;max-width:min(68%,360px);padding:11px 14px;display:flex;box-shadow:0 1px #0f172a0f}.message-row.mine .call-event-bubble{background:#d8fdd2;border-bottom-right-radius:6px}.message-row.theirs .call-event-bubble{border:1px solid #e5e7eb;border-bottom-left-radius:6px}.call-event-main{flex-direction:column;flex:1;gap:5px;min-width:0;display:flex}.call-event-main strong{text-overflow:ellipsis;white-space:nowrap;font-size:16px;font-weight:800;line-height:1.2;overflow:hidden}.call-event-meta{color:#6b7280;align-items:center;gap:5px;min-width:0;font-size:13px;font-weight:500;display:flex}.call-event-meta svg{flex-shrink:0;width:16px;height:16px}.call-event-meta span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.call-event-action{color:#2f80ed;cursor:pointer;background:0 0;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:25px;transition:background .15s,transform .15s;display:inline-flex}.call-event-action:hover{background:#2f80ed1a}.call-event-action:active{transform:scale(.94)}.message-reactions span.mine{background:#eff6ff;border-color:#60a5fa}.message-status-icon{object-fit:contain;vertical-align:middle;opacity:.95;width:18px;height:18px;display:inline-block}.message-image{object-fit:cover;cursor:pointer;border-radius:14px;max-width:260px;max-height:320px;margin-top:8px;display:block}.image-preview-overlay{z-index:10000;cursor:zoom-out;width:100vw;height:100dvh;padding:max(16px, env(safe-area-inset-top)) 16px max(16px, env(safe-area-inset-bottom));touch-action:none;background:#000000e0;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.image-preview-overlay img{object-fit:contain;border-radius:16px;max-width:100%;max-height:100%}.image-preview-overlay video{object-fit:contain;background:#000;border-radius:16px;max-width:100%;max-height:100%}.message-video-wrap{cursor:pointer;position:relative}.message-video{object-fit:cover;background:#000;border-radius:14px;width:100%;max-height:320px;margin-top:8px;display:block}.message-video-play{color:#fff;z-index:5;pointer-events:none;background:#0000008c;border-radius:50%;justify-content:center;align-items:center;width:58px;height:58px;font-size:30px;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.message-file{min-width:220px;max-width:280px;color:inherit;background:#94a3b829;border-radius:14px;align-items:center;gap:10px;margin-top:8px;padding:12px;text-decoration:none;display:flex}.message-file-icon{background:#2563eb24;border-radius:12px;place-items:center;width:38px;height:38px;display:grid}.message-file strong,.message-file small{display:block}.message-file small{color:#64748b;margin-top:2px}.chat-input-row{align-items:center;gap:10px;width:100%;margin:0 auto;display:flex}.chat-input-box{background:#fff;border:1px solid #cbd5e1;border-radius:24px;flex:1;align-items:flex-end;gap:8px;min-height:48px;max-height:140px;padding:8px 12px;display:flex;position:relative;overflow:hidden}.chat-input-box.attach-open{overflow:visible}.chat-input-box:focus-within{border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1f}.chat-input-box input[type=text],.chat-input-box input:not([type]){background:0 0;border:none;outline:none;flex:1;min-width:0;font-size:15px}.chat-textarea{resize:none;color:#111827;caret-color:#111827;-webkit-text-fill-color:#111827;opacity:1;background:0 0;border:none;outline:none;flex:1;min-height:28px;max-height:110px;padding:4px 8px;font-family:Inter,sans-serif;font-size:15px;line-height:1.4;overflow-y:auto}.chat-textarea::placeholder{color:#94a3b8;-webkit-text-fill-color:#94a3b8}.chat-icon-btn,.chat-input-box>button{color:#64748b;background:0 0;border:none;justify-content:center;align-items:center;padding:4px;font-size:22px;display:flex}.chat-icon-btn:hover,.chat-input-box>button:hover{color:#2563eb}.chat-send-btn,.chat-input-row>button{color:#fff;background:linear-gradient(90deg,#2563eb,#3b82f6);border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:50px;height:50px;font-size:22px;transition:transform .18s,box-shadow .18s;display:flex}.chat-send-btn:hover,.chat-input-row>button:hover{transform:translateY(-1px);box-shadow:0 12px 24px #2563eb40}.chat-send-btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}.chat-image-preview{background:#eff6ff;border:1px solid #bfdbfe;border-radius:16px;width:120px;height:120px;margin-bottom:10px;position:relative;overflow:hidden}.chat-image-preview img,.chat-image-preview video{object-fit:cover;width:100%;height:100%}.chat-image-preview button{color:#fff;background:#000000a6;border:none;border-radius:50%;width:26px;height:26px;font-size:18px;position:absolute;top:6px;right:6px}.chat-file-preview{color:#2563eb;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:8px;width:100%;height:100%;padding:12px;display:flex}.chat-file-preview svg{width:30px;height:30px}.chat-file-preview span{text-overflow:ellipsis;white-space:nowrap;color:#111827;max-width:96px;font-size:12px;font-weight:700;overflow:hidden}.chat-attach-menu{z-index:20;background:#fff;border-radius:18px;gap:8px;padding:10px;display:flex;position:absolute;bottom:54px;left:8px;box-shadow:0 18px 42px #0f172a2e}.chat-attach-menu button{color:#334155;cursor:pointer;background:0 0;border:none;flex-direction:column;align-items:center;gap:5px;min-width:72px;font-weight:700;display:flex}.chat-attach-menu svg{color:#2563eb;width:24px;height:24px}.chat-input-zone{width:100%;max-width:760px;margin:0 auto;position:relative}.chat-layout.with-group-info .chat-input-zone{margin-left:0;margin-right:auto}.chat-input-zone .chat-input-row{max-width:none}.chat-emoji-hover-area{align-items:center;display:flex;position:relative}.chat-emoji-picker{z-index:300;background:#fff;border-radius:16px;width:50%;min-width:320px;max-width:520px;position:absolute;bottom:58px;right:60px;box-shadow:0 16px 45px #0f172a2e}.chat-emoji-picker .EmojiPickerReact{width:100%!important}.chat-emoji-picker .epr-preview{display:none!important}.delete-dialog-btn{color:#64748b;cursor:pointer;background:#f3f4f6;border:none;border-radius:50%;width:24px;height:24px;font-size:18px;line-height:1}.delete-dialog-btn:hover{color:#dc2626;background:#fee2e2}.message-context-menu{overscroll-behavior:contain;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:300;background:#fffffff5;border:1px solid #e5e7eb;border-radius:18px;width:230px;max-height:calc(100dvh - 24px);padding:8px;position:fixed;overflow-y:auto;transform:translateY(8px);box-shadow:0 16px 45px #0f172a2e}.message-context-menu.reactions-expanded{width:min(380px,100vw - 24px);max-height:none;padding:8px;overflow:visible}.message-reaction-row{border-bottom:1px solid #eef2f7;align-items:center;gap:4px;margin-bottom:4px;padding:2px 2px 8px;display:flex}.message-context-menu .message-reaction-btn{border-radius:999px;justify-content:center;gap:0;width:30px;height:30px;padding:0;font-size:19px;line-height:1}.message-reaction-picker{border:1px solid #e5e7eb;border-radius:14px;width:100%;margin:4px 0 0;overflow:visible}.message-reaction-picker .EmojiPickerReact{width:100%!important;box-shadow:none!important;border:none!important}.message-context-menu.open-up{transform:translateY(calc(-100% - 8px))}.message-context-menu button{color:#111827;text-align:left;background:0 0;border:none;border-radius:12px;align-items:center;gap:12px;width:100%;padding:11px 12px;font-size:15px;display:flex}.message-context-menu button:hover{background:#f3f4f6}.message-context-menu svg{color:#6b7280;font-size:18px}.message-context-menu .danger,.message-context-menu .danger svg{color:#ef4444}.reply-preview{background:#f1f5f9;border-left:4px solid #2563eb;border-radius:12px;margin-bottom:10px;padding:10px 38px 10px 12px;position:relative}.reply-preview strong{font-size:14px}.reply-preview p{color:#64748b;margin:4px 0 0;font-size:14px}.reply-preview button{background:0 0;border:none;font-size:20px;position:absolute;top:8px;right:10px}.message-reply-box{color:#111827;text-align:left;background:#dbeafe;border-left:4px solid #0ed471;border-radius:10px;max-width:100%;margin-bottom:7px;padding:7px 10px}.message-reply-box strong{color:#2563eb;margin-bottom:2px;font-size:13px;display:block}.message-reply-box span{color:#374151;white-space:nowrap;text-overflow:ellipsis;font-size:13px;display:block;overflow:hidden}.message-forward-box{text-align:left;color:#db6724;background:#fff7ed;border-radius:10px;flex-direction:column;gap:2px;margin-bottom:7px;padding:7px 10px;display:flex}.message-forward-box span{color:#9a3412;font-size:12px;font-weight:500}.message-forward-box strong{color:#ea580c;font-size:13px;font-weight:700}.forward-gap{padding-right:5px}.message-popup{z-index:100;cursor:pointer;background:#fff;border:1px solid #e5e7eb;border-radius:22px;width:330px;padding:14px;animation:.2s popupIn;position:fixed;bottom:24px;right:24px;box-shadow:0 18px 45px #0000002e}.message-popup:hover{transform:translateY(-2px)}.popup-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.popup-header strong{font-size:18px}.popup-header button{background:#f3f4f6;border:none;border-radius:999px;width:28px;height:28px;font-size:18px}.popup-user{align-items:center;gap:10px;display:flex}.popup-user img,.popup-avatar{object-fit:cover;border-radius:50%;width:42px;height:42px}.popup-avatar{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-weight:700;display:flex}.popup-user p{color:#6b7280;margin:2px 0 0;font-size:13px}.popup-text{color:#111827;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:12px 0 0;line-height:1.4;display:-webkit-box;overflow:hidden}.call-popup-user{align-items:center;gap:12px;margin:15px 0;display:flex}.call-popup-avatar{object-fit:cover;border-radius:50%;width:64px;height:64px}.video-call-controls{z-index:100;gap:12px;display:flex;position:absolute;bottom:20px;left:50%;transform:translate(-50%)}.video-control-btn{cursor:pointer;color:#fff;background:#000000a6;border:none;border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;font-size:22px;display:flex}.video-control-btn.active{background:#f59e0b}.mute-btn{cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:42px;height:42px;font-size:18px;display:flex}.mute-btn.muted{color:#fff;background:#f59e0b}@keyframes popupIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.call-btn{color:#020000;cursor:pointer;background:#fff;border:none;border-radius:50%;justify-content:center;align-items:center;width:42px;height:42px;font-size:22px;transition:all .2s;display:flex}.call-btn:hover{background:#677ead}.call-btn.active{color:#ef4444}.call-btn:active{transform:scale(.95)}.call-popup{z-index:9999;background:#fff;border-radius:16px;width:280px;padding:18px;position:fixed;top:20px;right:20px;box-shadow:0 10px 30px #00000026}.call-popup h3{margin-bottom:8px}.call-popup-actions{gap:10px;margin-top:16px;display:flex}.accept-call-btn{color:#fff;cursor:pointer;background:#22c55e;border:none;border-radius:10px;flex:1;padding:10px}.reject-call-btn{color:#fff;cursor:pointer;background:#ef4444;border:none;border-radius:10px;flex:1;padding:10px}.call-status{color:#6b7280;align-items:center;gap:8px;margin-top:4px;font-size:13px;display:flex}.call-timer{color:#111827;font-weight:600}.video-call-box{background:#111827;border-radius:18px;width:760px;height:380px;margin-bottom:12px;position:relative;overflow:hidden}.remote-video{object-fit:cover;background:#000;width:100%;height:100%;transform:scaleX(-1)}.local-video{object-fit:cover;object-fit:cover;background:#000;border:2px solid #fff;border-radius:14px;width:150px;height:100px;position:absolute;bottom:14px;right:14px;transform:scaleX(-1)}.input-error{color:#ef4444;justify-content:center;align-items:center;height:18px;margin-top:2px;font-size:13px;display:flex}.call-btn,.mute-btn,.video-control-btn{flex-shrink:0}.end-audio-call-btn{color:#ef4444!important;background:#fee2e2!important}.end-audio-call-btn svg{color:#ef4444!important;stroke:currentColor!important;width:22px!important;height:22px!important}.end-audio-call-btn:hover{background:#fecaca!important}.end-audio-call-btn svg{transform:rotate(135deg)}.video-control-btn.end-call-btn{color:#ef4444;background:#fee2e2}.video-control-btn.end-call-btn svg{color:#ef4444;transform:rotate(135deg)}.video-control-btn.end-call-btn:hover{background:#fecaca}.local-video.hidden,.mobile-audio-call-screen,.mobile-video-call-meta{display:none}.mobile-call-avatar-placeholder{color:#fff;background:linear-gradient(135deg,#2563eb,#38bdf8);justify-content:center;align-items:center;font-weight:800}.call-popup-avatar-placeholder{color:#fff;background:#2563eb;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:54px;height:54px;font-size:24px;font-weight:700;display:flex}.custom-scroll{scrollbar-width:thin;scrollbar-color:transparent transparent;overflow-y:auto}.custom-scroll:hover{scrollbar-color:#64748b73 transparent}.custom-scroll::-webkit-scrollbar{width:5px}.custom-scroll::-webkit-scrollbar-track{background:0 0}.custom-scroll::-webkit-scrollbar-thumb{background:0 0;border-radius:999px}.custom-scroll:hover::-webkit-scrollbar-thumb{background:#0000002e}.chat-window{position:sticky;top:0}.scroll-to-bottom-btn{color:#111827;cursor:pointer;z-index:20;background:#f3f4f6;border:none;border-radius:50%;width:42px;height:42px;font-size:24px;font-weight:700;position:absolute;bottom:92px;left:50%;right:26px;transform:translate(-50%)}.scroll-to-bottom-btn:hover{background:#e5e7eb;transform:translate(-50%)translateY(-1px)}.video-call-box.fake-fullscreen{z-index:99999;background:#000;border-radius:0;width:100vw;height:100dvh;margin:0;position:fixed;inset:0}.video-call-box.fake-fullscreen .remote-video{object-fit:cover;width:100%;height:100%}.video-call-box.fake-fullscreen .local-video{bottom:90px;right:16px}.video-call-box.fake-fullscreen .video-call-controls{bottom:24px}.message-bubble:has(.audio-message){border-radius:18px;padding:6px 10px}.message-bubble:has(.audio-message) .message-meta{margin-top:2px}.mobile-chat-list-back-btn{display:none}@media (width<=768px){body.mobile-call-active .left-sidebar,body.mobile-call-active .desktop-layout.chat-mode .left-sidebar{display:none!important}.desktop-layout,.desktop-layout.chat-mode{width:100%;min-height:100vh;display:block}.right-sidebar{display:none}.main-content{width:100%;min-width:0;padding-bottom:66px}.left-sidebar,.desktop-layout.chat-mode .left-sidebar{z-index:1000;background:#fff;border-top:1px solid #e5e7eb;flex-direction:row;justify-content:space-between;align-items:center;width:100%;height:66px;padding:0 4px;display:flex;position:fixed;top:auto;bottom:0;left:0;overflow:visible}.logo{display:none}.sidebar-link,.desktop-layout.chat-mode .sidebar-link{border-radius:14px;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:3px;min-width:0;margin:0;padding:7px 2px;font-size:10px;display:flex;position:relative;overflow:visible}.sidebar-link svg,.desktop-layout.chat-mode .sidebar-link svg{font-size:20px}.sidebar-link span:not(.nav-badge),.desktop-layout.chat-mode .sidebar-link span:not(.nav-badge){white-space:nowrap;font-size:9px;line-height:1;display:block!important}.nav-badge{z-index:10;border-radius:999px;justify-content:center;align-items:center;min-width:16px;height:16px;margin:0;padding:0 5px;font-size:10px;line-height:1;display:flex;position:absolute;top:7px;left:calc(50% + 2px);transform:none}.chat-back-sidebar-btn,.desktop-layout.chat-mode .chat-back-sidebar-btn{display:none!important}.chat-layout,.chat-layout.with-group-info{min-height:calc(100vh - 66px);display:block}.chat-sidebar{-webkit-overflow-scrolling:touch;border-right:none;width:100%;height:auto;padding:16px 10px 0;position:fixed;inset:0 0 40px;overflow-y:auto}.chat-layout.chat-open .chat-sidebar{display:none}.chat-window{z-index:900;background:#fff;height:auto;padding:0;position:fixed;inset:0 0 66px}.chat-layout:not(.chat-open) .chat-window,.chat-layout.with-group-info .chat-window{display:none}.group-info-panel{z-index:950;border-left:none;width:100%;height:auto;position:fixed;inset:0 0 66px;overflow-y:auto}.group-info-header{grid-template-columns:40px 1fr 78px;min-height:62px;padding:14px 12px}.group-edit-btn{height:34px;padding:0 14px;font-size:14px!important}.group-info-main{padding:22px 16px}.group-info-avatar,.group-info-avatar-placeholder{width:86px;height:86px}.group-members-block{padding:0 10px 12px}.group-member-row{padding:10px}.leave-group-btn{width:calc(100% - 24px);margin:8px 12px 18px}.chat-sidebar-header{justify-content:center;align-items:center;height:42px;margin-bottom:16px;display:flex;position:relative}.chat-sidebar-title-row{justify-content:center;padding-bottom:0}.chat-sidebar-title-row h3{margin:0;font-size:22px}.create-group-open-btn{width:36px;height:36px;right:0}.mobile-chat-list-back-btn{cursor:pointer;background:#f3f4f6;border:none;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;display:flex;position:absolute;left:0}.mobile-chat-list-back-btn svg{width:24px;height:24px}.chat-item{border-bottom:1px solid #f1f5f9;border-radius:0;gap:14px;padding:14px 40px 14px 10px}.chat-avatar-wrap,.chat-avatar,.chat-avatar-placeholder{width:58px;height:58px}.delete-dialog-btn{width:28px;height:28px;font-size:20px;position:absolute;top:50%;right:8px;transform:translateY(-50%)}.chat-header{min-height:62px;padding:10px 12px}.mobile-back-btn{background:#f3f4f6;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;font-size:22px;display:flex}.messages-list{border-radius:0;flex:1;align-items:stretch;margin-bottom:0;padding:12px}.message-row,.chat-input-row{width:100%;max-width:none}.message-bubble{max-width:82%}.chat-input-row{background:#fff;border-top:1px solid #e5e7eb;margin:0;padding:10px}.chat-input-box{min-height:44px}.chat-send-btn,.chat-input-row>button{width:50px;height:50px}.create-group-panel{z-index:1200;position:fixed;inset:0 0 66px}.create-group-next-btn{margin:16px auto;display:block}.create-group-header{min-height:62px;padding:14px 16px}.selected-users-row{max-height:96px;overflow-y:auto}.create-group-users{flex:1;padding-bottom:12px;overflow-y:auto}.create-group-user-row{padding:12px 14px}.create-group-avatar{width:100px;height:100px;margin:24px auto}.create-group-name-input{margin:0 16px}.create-group-selected-list{padding:16px}.create-group-next-btn{width:140px}.modal-overlay{align-items:center;padding:16px}.logout-popup,.delete-chat-popup,.delete-post-popup,.forward-popup,.likes-popup,.profile-edit-modal{border-radius:22px;width:100%;max-width:360px;max-height:85vh;padding:22px 18px;overflow-y:auto}.message-popup,.call-popup{z-index:1200;border-radius:18px;width:auto;max-width:none;padding:14px;inset:auto 12px 80px}.video-call-box{border-radius:0;width:100%;height:30vh;min-height:220px;max-height:320px;overflow:hidden}.local-video{width:130px;height:90px;position:absolute;top:14px;bottom:auto;right:14px}.local-video.hidden{display:none}.friend-info{flex:1;min-width:0}.friend-info .username{text-overflow:ellipsis;white-space:nowrap;max-width:100%;overflow:hidden}.desktop-layout.chat-mode .nav-badge{top:5px;left:calc(50% + 8px);transform:none}.chat-sidebar-header{position:relative}.mobile-chat-list-back-btn{z-index:10;pointer-events:auto;position:absolute;left:0}.create-group-open-btn{z-index:10;pointer-events:auto;position:absolute;right:0}.chat-sidebar-title-row{pointer-events:none}.chat-layout.chat-open .chat-window{overscroll-behavior:contain;-webkit-overflow-scrolling:touch;flex-direction:column;height:calc(100dvh - 66px);max-height:calc(100dvh - 66px);display:flex;position:fixed;inset:0 0 66px;overflow:hidden}.chat-layout.chat-open .chat-header{z-index:35;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#fffffff5;min-height:62px;position:fixed;top:0;left:0;right:0}.chat-layout.chat-open .messages-list{overscroll-behavior:contain;-webkit-overflow-scrolling:touch;flex:auto;min-height:0;margin-top:62px;overflow-y:auto}.chat-layout.chat-open .chat-input-zone,.chat-layout.chat-open .chat-input-row{flex:none}.chat-layout.chat-open .chat-input-zone{z-index:36;background:#fff;position:relative}.chat-layout.chat-open .chat-textarea,.chat-layout.chat-open .chat-input-box input[type=text],.chat-layout.chat-open .chat-input-box input:not([type]){font-size:16px}.chat-layout.chat-open .chat-emoji-picker{z-index:1200;width:auto;min-width:0;max-width:none;max-height:min(350px,44dvh);position:fixed;bottom:132px;left:8px;right:8px;overflow:hidden}.chat-layout.chat-open .chat-attach-menu{z-index:1200}.mobile-audio-call-screen{z-index:1400;color:#fff;background:#050505;justify-content:center;align-items:center;display:flex;position:fixed;inset:0;overflow:hidden}.mobile-audio-call-bg{background:radial-gradient(circle at top,#2563eb47,#0000 34%),linear-gradient(#111827 0%,#050505 64%);position:absolute;inset:0}.mobile-audio-call-content{z-index:1;width:min(100%,420px);min-height:100dvh;padding:86px 24px max(34px, env(safe-area-inset-bottom));flex-direction:column;align-items:center;display:flex;position:relative}.mobile-audio-call-avatar{object-fit:cover;border-radius:50%;width:112px;height:112px;margin-top:32px;box-shadow:0 18px 48px #00000057}.mobile-call-name{text-align:center;color:#fff;margin-top:18px;font-size:25px;font-weight:800;line-height:1.15}.mobile-call-state{color:#ffffffb8;margin-top:8px;font-size:16px;font-weight:600;line-height:1.3}.mobile-audio-call-actions{justify-content:center;gap:26px;width:100%;margin-top:auto;display:flex}.mobile-call-action{color:#ffffffe6;cursor:pointer;background:0 0;border:0;flex-direction:column;align-items:center;gap:10px;width:82px;min-height:104px;font-size:13px;font-weight:700;display:flex}.mobile-call-action svg{color:#fff;background:#ffffff29;border-radius:50%;width:62px;height:62px;padding:18px}.mobile-call-action.active svg{background:#f59e0beb}.mobile-call-action.end svg{background:#ef4444;transform:rotate(135deg)}.chat-layout.chat-open .video-call-box:not(.fake-fullscreen){z-index:1400;background:#000;border-radius:0;width:100vw;height:100dvh;min-height:0;max-height:none;margin:0;position:fixed;inset:0}.chat-layout.chat-open .video-call-box .remote-video{object-fit:cover;width:100%;height:100%}.chat-layout.chat-open .video-call-box .local-video{border-color:#ffffffdb;border-radius:18px;width:116px;height:154px;top:92px;bottom:auto;right:14px;box-shadow:0 12px 34px #00000061}.chat-layout.chat-open .video-call-box .video-call-controls{left:0;right:0;bottom:max(26px, env(safe-area-inset-bottom));justify-content:center;gap:12px;padding:0 12px;transform:none}.chat-layout.chat-open .video-call-box .video-control-btn{color:#fff;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffff29;width:54px;height:54px;font-size:22px}.chat-layout.chat-open .video-call-box .video-control-btn.active{background:#f59e0bf2}.chat-layout.chat-open .video-call-box .video-control-btn.end-call-btn{color:#fff;background:#ef4444}.mobile-video-call-meta{left:14px;top:max(16px, env(safe-area-inset-top));z-index:3;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#00000057;border-radius:999px;align-items:center;gap:12px;max-width:calc(100vw - 150px);padding:10px 14px 10px 10px;display:flex;position:absolute}.mobile-video-call-avatar{object-fit:cover;border-radius:50%;flex:none;width:44px;height:44px}.mobile-video-call-meta .mobile-call-name{text-overflow:ellipsis;white-space:nowrap;text-align:left;max-width:160px;margin:0;font-size:16px;overflow:hidden}.mobile-video-call-meta .mobile-call-state{text-align:left;margin-top:2px;font-size:13px}}.auth-layout{background:#f3f4f6;grid-template-columns:1fr 1fr;min-height:100vh;display:grid}.auth-left{min-height:100vh;overflow:hidden}.auth-image{object-fit:cover;width:100%;height:100%}.auth-right{justify-content:center;align-items:center;padding:40px;display:flex}.auth-card{background:#fff;border-radius:26px;width:430px;padding:42px 48px;box-shadow:0 20px 55px #0f172a1f}.auth-title{text-align:center;color:#111827;margin:0 0 34px;font-size:30px}.input-with-icon{margin-bottom:4px;position:relative}.input-with-icon input{border:1px solid #cbd5e1;border-radius:14px;outline:none;width:100%;height:54px;padding:0 52px;font-size:15px;transition:border-color .2s,box-shadow .2s}.input-with-icon input:focus{border-color:#2563eb;box-shadow:0 0 0 4px #2563eb1f}.input-icon{color:#64748b;font-size:20px;position:absolute;top:50%;left:18px;transform:translateY(-50%)}.eye-btn{color:#64748b;background:0 0;border:none;align-items:center;font-size:21px;transition:color .2s,transform .2s;display:flex;position:absolute;top:50%;right:16px;transform:translateY(-50%)}.eye-btn:hover{color:#2563eb;transform:translateY(-50%)scale(1.1)}.auth-row{justify-content:space-between;align-items:center;margin:4px 0 24px;display:flex}.remember-me{color:#64748b;white-space:nowrap;align-items:center;gap:8px;font-size:14px;display:flex}.remember-me input{accent-color:#2563eb;width:16px;height:16px}.link-btn{color:#2563eb;cursor:pointer;background:0 0;border:none;padding:0;font-size:14px}.link-btn:hover{color:#1d4ed8;text-decoration:underline}.auth-main-btn{width:100%;height:54px;margin-bottom:26px;font-size:17px}.auth-main-btn:disabled{cursor:not-allowed;color:#5b6680;box-shadow:none;opacity:1;background:#edf0f7}.auth-card .secondary-btn{width:100%;height:52px}.auth-switch-text{text-align:center;color:#64748b;margin:0 0 14px;font-size:16px}.language-switcher{justify-content:center;gap:14px;display:flex}.language-switcher button{color:#2f3747;cursor:pointer;background:#fff;border:0;border-radius:50%;width:52px;height:52px;font-size:16px;font-weight:800;transition:transform .18s,box-shadow .18s,background .18s;box-shadow:0 9px 22px #0f172a1f}.language-switcher button:hover{transform:translateY(-1px);box-shadow:0 12px 26px #0f172a29}.language-switcher button.active{color:#fff;background:linear-gradient(135deg,#2563eb,#3b82f6);box-shadow:0 14px 30px #2563eb57}.auth-language-switcher{margin-top:26px}.auth-page{background:#f3f4f6;flex-direction:column;justify-content:center;align-items:center;width:100%;min-height:100vh;display:flex}.auth-page h1{text-align:center;margin-bottom:24px;font-size:34px;font-weight:800}.auth-page input{background:#fff;border:1px solid #cbd5e1;border-radius:14px;width:360px;height:52px;margin-bottom:14px;padding:0 18px;font-size:15px}.auth-page .primary-btn{width:220px;height:48px;margin-top:4px;margin-bottom:16px}.auth-page .secondary-btn{width:220px;height:46px}.auth-page .username{color:#64748b;text-align:center;margin:10px 0 16px}@media (width<=768px){.auth-layout{min-height:100dvh;display:flex}.auth-left{display:none}.auth-right{width:100%;min-height:100dvh;padding:18px}.auth-card{border-radius:22px;width:100%;max-width:390px;padding:30px 22px}.auth-title{margin-bottom:26px;font-size:25px}.auth-row{flex-wrap:wrap;align-items:flex-start;gap:10px}.remember-me{white-space:normal}.input-with-icon input{height:52px}.auth-page{padding:20px}.auth-page input{width:100%;max-width:360px}}.left-sidebar .sidebar-link{color:#111827;background:0 0;border:none;border-radius:999px;align-items:center;gap:3px;width:100%;margin-bottom:6px;padding:13px 16px;font-size:20px;font-weight:500;display:flex}.left-sidebar .sidebar-link svg{flex-shrink:0;margin-right:4px;font-size:26px}.left-sidebar .sidebar-link:hover{background:#f3f4f6}.left-sidebar .sidebar-link.active{background:#e5e7eb;font-weight:800}.left-sidebar .logout-btn{color:#dc2626}.left-sidebar .logout-btn:hover{background:#fee2e2}.nav-badge,.unread-badge{color:#fff;background:#22c55e;border-radius:999px;justify-content:center;align-items:center;min-width:20px;height:20px;padding:0 6px;font-size:12px;font-weight:700;display:inline-flex}.nav-badge{margin-left:8px}.desktop-layout.chat-mode .sidebar-link{position:relative}.desktop-layout.chat-mode .nav-badge{margin-left:0;position:absolute;top:10px;right:4px}.desktop-layout.chat-mode .sidebar-link span:not(.nav-badge){display:none}.desktop-layout.chat-mode .sidebar-link svg{font-size:28px}.chat-back-sidebar-btn{display:none}.desktop-layout.chat-mode .chat-back-sidebar-btn{color:#111827;background:#f3f4f6;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;margin-bottom:18px;display:flex}.desktop-layout.chat-mode .chat-back-sidebar-btn svg{width:28px;height:28px;display:block}.desktop-layout.chat-mode .chat-back-sidebar-btn:hover{background:#e5e7eb}@media (width<=768px){.left-sidebar .sidebar-link,.desktop-layout.chat-mode .left-sidebar .sidebar-link{box-sizing:border-box;border-radius:16px;flex-direction:column;flex:1 1 0;justify-content:center;align-items:center;gap:3px;width:auto;min-width:0;height:58px;margin:0;padding:7px 2px;font-size:10px;position:relative;overflow:visible}.left-sidebar .sidebar-link.active,.desktop-layout.chat-mode .left-sidebar .sidebar-link.active{background:#e5e7eb;border-radius:16px}.left-sidebar .sidebar-link svg,.desktop-layout.chat-mode .left-sidebar .sidebar-link svg{margin-right:0;font-size:22px}.left-sidebar .sidebar-link span:not(.nav-badge),.desktop-layout.chat-mode .left-sidebar .sidebar-link span:not(.nav-badge){text-align:center;white-space:nowrap;text-overflow:ellipsis;max-width:100%;font-size:9px;line-height:1;overflow:hidden;display:block!important}.left-sidebar .nav-badge,.desktop-layout.chat-mode .left-sidebar .nav-badge{z-index:2;min-width:16px;height:16px;margin:0;padding:0 5px;font-size:10px;line-height:1;position:absolute;top:5px;left:calc(50% + 9px);right:auto;transform:none}.left-sidebar .sidebar-link.favorites-mobile-hidden,.desktop-layout.chat-mode .left-sidebar .sidebar-link.favorites-mobile-hidden{display:none!important}}@media (width>=769px) and (width<=1024px) and (orientation:portrait){.left-sidebar .sidebar-link,.desktop-layout.chat-mode .left-sidebar .sidebar-link{border-radius:16px;flex-direction:column;flex:1 1 0;justify-content:center;align-items:center;gap:3px;width:auto;min-width:0;height:62px;margin:0;padding:7px 2px}.left-sidebar .sidebar-link.active,.desktop-layout.chat-mode .left-sidebar .sidebar-link.active{border-radius:16px}.left-sidebar .sidebar-link svg,.desktop-layout.chat-mode .left-sidebar .sidebar-link svg{margin-right:0}.left-sidebar .nav-badge,.desktop-layout.chat-mode .left-sidebar .nav-badge{margin:0;position:absolute;top:6px;left:calc(50% + 8px);right:auto;transform:none}}.modal-overlay{z-index:200;background:#0f172a73;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.profile-edit-modal{background:#fff;border-radius:24px;width:430px;max-height:90vh;padding:26px;overflow-y:auto;box-shadow:0 24px 70px #00000040}.profile-edit-modal h2{margin-top:0}.profile-edit-modal input,.profile-edit-modal select{border:1px solid #cbd5e1;border-radius:12px;width:100%;margin-bottom:12px;padding:12px 14px;font-size:15px}.modal-actions{gap:12px;margin-top:8px;display:flex}.modal-actions button{flex:1}.avatar-preview-modal{z-index:250;cursor:zoom-out;background:#000000db;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.avatar-preview-modal img{border-radius:20px;max-width:80vw;max-height:80vh}.logout-popup{text-align:center;background:#fff;border-radius:24px;width:360px;padding:28px;box-shadow:0 24px 70px #00000040}.logout-popup h3{margin:0 0 10px;font-size:24px}.logout-popup p{color:#64748b;margin:0 0 22px}.delete-chat-popup{text-align:center;background:#fff;border-radius:24px;width:360px;padding:28px;box-shadow:0 24px 70px #00000040}.delete-chat-popup h3{margin:0 0 10px;font-size:24px}.delete-chat-popup p{color:#64748b;margin:0 0 22px}.delete-post-popup{text-align:center;background:#fff;border-radius:24px;width:380px;padding:28px;box-shadow:0 24px 70px #00000040}.delete-post-popup h3{margin:0 0 10px;font-size:26px}.delete-post-popup p{color:#64748b;margin:0 0 22px;line-height:1.4}.danger-confirm-btn{color:#fff;background:linear-gradient(90deg,#dc2626,#ef4444);border:none;border-radius:999px;padding:11px 18px;font-weight:800}.danger-confirm-btn:hover{transform:translateY(-2px);box-shadow:0 12px 24px #ef444440}.forward-popup{background:#fff;border-radius:24px;width:380px;max-height:80vh;padding:24px;box-shadow:0 24px 70px #00000040}.forward-popup h3{text-align:center;margin:0 0 18px;font-size:22px}.forward-list{flex-direction:column;gap:8px;max-height:360px;margin-bottom:18px;display:flex;overflow-y:auto}.forward-user{text-align:left;background:#fff;border:none;border-radius:14px;align-items:center;gap:12px;width:100%;padding:10px;display:flex}.forward-user:hover{background:#f3f4f6}.forward-user img,.forward-avatar-placeholder{border-radius:50%;width:44px;height:44px}.forward-user img{object-fit:cover}.forward-avatar-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-weight:700;display:flex}.forward-user span{font-size:16px;font-weight:700}.forward-popup .secondary-btn{width:100%}.likes-popup{background:#fff;border-radius:22px;width:360px;max-height:70vh;padding:22px;overflow-y:auto}.likes-popup h3{text-align:center;margin-top:0}.post-card{cursor:pointer;background:#fff;border:1px solid #e5e7eb;border-radius:18px;margin-bottom:14px;padding:16px;transition:all .2s}.post-card p{text-align:left;width:100%;margin:0}.post-card:hover{background:#f5f5f5}.post-card img{border-radius:14px;max-width:100%;margin-top:10px}.user-button{background:0 0;border:none;padding:0;font-size:16px;font-weight:700}.like-btn{cursor:pointer;color:#ef4444;background:0 0;border:none;justify-content:center;align-items:center;font-size:24px;transition:transform .1s;display:flex}.like-btn:hover{transform:scale(1.15)}.like-btn svg{width:24px;height:24px}.feed-page{background:#fff;min-height:100vh}.feed-tabs{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:5;background:#ffffffd1;border-bottom:1px solid #e5e7eb;grid-template-columns:1fr 1fr;display:grid;position:sticky;top:0}.feed-tabs button{color:#6b7280;background:0 0;border:none;padding:18px 0;font-size:16px;font-weight:700;position:relative}.feed-tabs button:hover{color:#111827;background:#0f172a0a}.feed-tabs button:hover:after,.feed-tabs button.active:after{content:"";background:#1d9bf0;border-radius:999px;width:70px;height:4px;position:absolute;bottom:0;left:50%;transform:translate(-50%)}.feed-tabs button.active{color:#111827}.post-composer{padding:18px 20px}.post-composer textarea{resize:none;border:none;outline:none;width:100%;min-height:90px;font-family:inherit;font-size:20px}.composer-actions{border-top:1px solid #e5e7eb;justify-content:space-between;align-items:center;padding-top:12px;display:flex}.composer-icons{gap:10px;display:flex}.composer-icons button{background:0 0;border:none;border-radius:50%;padding:6px;font-size:22px}.composer-icons button:hover{background:#e8f5fd}.composer-post-btn{background:linear-gradient(90deg,#2563eb,#3b82f6);padding:10px 22px}.emoji-picker-wrap{z-index:20;margin-top:12px;position:relative}.photo-emoji-picker-wrap{z-index:999;position:absolute;bottom:70px;left:12px}.empty-text{text-align:center;color:#6b7280;padding:30px 0}.popular-post{border-bottom:1px solid #e5e7eb;padding:14px 0}.popular-post-user{cursor:pointer;align-items:center;gap:10px;margin-bottom:8px;display:flex}.popular-post-user img,.popular-post-avatar{border-radius:50%;width:38px;height:38px}.popular-post-user img{object-fit:cover}.popular-post-avatar{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-weight:700;display:flex}.popular-post p{-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0 0 10px;font-size:14px;line-height:1.35;display:-webkit-box;overflow:hidden}.popular-post-image{object-fit:cover;border-radius:14px;width:100%;max-height:130px}.likes-count{color:#6b7280;font-size:12px}.follow-user{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.follow-user-info{cursor:pointer;flex:1;align-items:center;gap:10px;min-width:0;display:flex}.follow-user-info span{text-overflow:ellipsis;white-space:nowrap;min-width:0;display:block;overflow:hidden}.follow-user-info img,.follow-avatar-placeholder{object-fit:cover;border-radius:50%;flex-shrink:0;width:42px;height:42px}.follow-avatar-placeholder{color:#fff;background:#1d9bf0;justify-content:center;align-items:center;font-weight:700;display:flex}.follow-user span{font-weight:600}.follow-btn{color:#fff;cursor:pointer;background:linear-gradient(90deg,#2563eb,#3b82f6);border:none;border-radius:999px;padding:7px 14px;font-weight:700;transition:transform .18s,box-shadow .18s,background .18s}.follow-btn:hover{transform:translateY(-1px);box-shadow:0 10px 20px #2563eb40}.follow-btn.following{color:#2563eb;background:#fff;border:1px solid #2563eb}.follow-btn.following:hover{box-shadow:none;background:#eff6ff}.twitter-search{margin-bottom:16px;position:relative}.twitter-search-box{background:#fff;border:1px solid #cbd5e1;border-radius:999px;align-items:center;height:46px;padding:0 14px;transition:border-color .2s,box-shadow .2s;display:flex}.twitter-search-box:focus-within{border-color:#1d9bf0;box-shadow:0 0 0 3px #1d9bf026}.twitter-search-icon{color:#64748b;margin-right:8px;font-size:18px}.twitter-search-box input{background:0 0;border:none;outline:none;flex:1;font-size:15px}.twitter-search-clear{color:#fff;background:#111827;border:none;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;display:flex}.twitter-search-dropdown{z-index:50;background:#fff;border:1px solid #e5e7eb;border-radius:18px;position:absolute;top:54px;left:0;right:0;overflow:hidden;box-shadow:0 12px 35px #0f172a2e}.twitter-search-user{cursor:pointer;align-items:center;gap:12px;padding:12px;display:flex}.twitter-search-user:hover{background:#f3f4f6}.twitter-search-user img,.twitter-search-avatar{border-radius:50%;width:42px;height:42px}.twitter-search-user img{object-fit:cover}.twitter-search-avatar{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-weight:700;display:flex}.twitter-search-user strong{font-size:15px;display:block}.twitter-search-user p{color:#64748b;margin:2px 0 0;font-size:14px}.search-empty{text-align:center;color:#64748b;padding:18px}.post-header{justify-content:space-between;align-items:center;gap:12px;padding-bottom:20px;display:flex}.post-actions{gap:8px;display:flex}.post-actions button{color:#374151;cursor:pointer;background:#f3f4f6;border:none;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:700;transition:background .18s,transform .18s}.post-actions button:hover{background:#e5e7eb;transform:translateY(-1px)}.post-actions .danger-btn{color:#dc2626;background:#fee2e2}.post-actions .danger-btn:hover{background:#fecaca}.post-details{background:#fff;min-height:100vh}.post-details-header{z-index:20;background:#fff;border-bottom:1px solid #e5e7eb;align-items:center;gap:14px;height:58px;padding:0 16px;display:flex;position:sticky;top:0}.post-details-header h3{margin:0;font-size:20px;font-weight:800}.back-btn{cursor:pointer;background:0 0;border:none;font-size:20px}.post-details .back-btn{background:0 0;border:none;border-radius:50%;width:38px;height:38px;font-size:22px}.post-details .back-btn:hover{background:#f3f4f6}.post-details .post-header{align-items:center;padding:16px 18px 6px}.post-details .post-text{text-align:left;margin:8px 0 14px;padding:0 18px;font-size:20px;line-height:1.4}.post-big-image{border-radius:12px;width:100%;margin-top:10px}.post-details .post-big-image{object-fit:contain;cursor:zoom-in;border-radius:18px;max-height:520px;margin:0 auto 16px;display:block;width:calc(100% - 36px)!important}.post-video{object-fit:contain;background:#000;border-radius:16px;width:100%;max-height:550px;margin-top:10px;display:block}.post-big-video{object-fit:contain;background:#000;border-radius:18px;width:100%;max-height:700px;margin-top:12px}.post-details-actions{border-top:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb;align-items:center;gap:18px;padding:12px 18px;display:flex}.post-details-actions button{color:#374151;background:0 0;border:none;padding:0;font-weight:700}.post-details .post-comments{padding:14px 18px}.post-details .comment{text-align:left;border-bottom:1px solid #f1f5f9;padding:12px 34px 12px 0}.post-details .comment p{word-break:break-word;margin:4px 0 0;line-height:1.4}.post-details .comment-form{background:#fff;border:1px solid #e5e7eb;border-radius:18px;margin:14px 18px 18px;padding:12px}.post-details .comment-textarea{min-height:48px;padding:8px 4px}.post-details .comment-form textarea{resize:none;border:none;outline:none;width:100%;min-height:56px;font-family:inherit;font-size:15px}.post-details .comment-actions{justify-content:space-between;align-items:center;display:flex}.post-details .comment-actions button:first-child{background:0 0;border:none;font-size:22px}.post-details .comment-actions button:last-child{color:#fff;background:linear-gradient(90deg,#2563eb,#3b82f6);border:none;border-radius:999px;padding:10px 20px;font-weight:800}.post-details-like-row{border-top:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb;padding:12px 18px}.post-card-editing{background:#f8fafc}.post-edit-box{background:#fff;border:1px solid #dbeafe;border-radius:18px;margin-top:14px;padding:14px}.post-edit-textarea{resize:none;background:0 0;border:none;outline:none;width:100%;min-height:90px;font-family:inherit;font-size:18px;line-height:1.4}.post-edit-footer{border-top:1px solid #e5e7eb;justify-content:space-between;align-items:center;padding-top:12px;display:flex}.selected-image-preview{width:120px;height:120px;margin:12px 0 14px;position:relative}.selected-image-preview img{object-fit:cover;border:1px solid #e5e7eb;border-radius:16px;width:100%;height:100%;display:block}.remove-selected-image-btn{color:#fff;background:#111827e6;border:none;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:22px;line-height:1;display:flex;position:absolute;top:-8px;right:-8px}.remove-selected-image-btn:hover{background:#dc2626}.selected-video-preview{object-fit:cover;border-radius:16px;width:100%;max-height:420px;display:block}.profile-page{padding-bottom:30px}.profile-cover-wrap{position:relative}.profile-cover{object-fit:cover;width:100%;height:220px;display:block}.empty-cover{color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed);justify-content:center;align-items:center;font-size:42px;font-weight:800;display:flex}.cover-upload{color:#fff;cursor:pointer;z-index:5;background:#111827;border-radius:999px;padding:10px 18px;font-size:14px;font-weight:700;position:absolute;bottom:20px;right:20px;box-shadow:0 8px 20px #00000040}.cover-upload:hover{background:#000}.profile-main{border-bottom:1px solid #e5e7eb;padding:0 24px 20px;position:relative}.profile-avatar-wrap{width:120px;margin-top:-60px;position:relative}.profile-avatar{object-fit:cover;background:#e5e7eb;border:5px solid #fff;border-radius:50%;width:120px;height:120px}.avatar-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-size:42px;font-weight:800;display:flex}.avatar-upload{color:#fff;cursor:pointer;background:#111827;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;display:flex;position:absolute;bottom:8px;right:4px}.profile-main h2{margin:12px 0 4px}.profile-tabs{border-bottom:1px solid #e5e7eb;padding:16px 24px}.profile-posts{padding:20px}.profile-section{border-bottom:1px solid #e5e7eb;padding:18px 24px}.profile-section-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.profile-section-header h3{margin:0}.profile-friends-preview{gap:18px;display:flex}.profile-friend{text-align:center;cursor:pointer;width:72px}.profile-friend img,.profile-friend-placeholder{object-fit:cover;border-radius:50%;width:62px;height:62px;margin:0 auto 6px}.profile-friend-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-size:22px;font-weight:800;display:flex}.profile-friend span{white-space:nowrap;text-overflow:ellipsis;font-size:13px;display:block;overflow:hidden}.profile-photos-preview{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.profile-photos-preview img{object-fit:cover;border-radius:12px;width:100%;height:95px}.profile-title-row{justify-content:space-between;align-items:flex-start;margin-top:12px;display:flex}.profile-edit-btn{width:auto;height:auto;padding:10px 18px;position:static}.profile-details{color:#374151;grid-template-columns:1fr 1fr;gap:8px 20px;margin-top:18px;display:grid}.profile-details p{text-align:left;margin:0;font-size:14px}.profile-language-row{justify-content:flex-end;padding:16px 24px 0;display:flex}.profile-language-switcher{justify-content:flex-end}.profile-actions{gap:10px;display:flex}.profile-actions .primary-btn,.profile-actions .secondary-btn{width:auto;height:auto;padding:10px 18px}.friends-search{gap:10px;margin-bottom:20px;display:flex}.friends-search input{border:1px solid #d1d5db;border-radius:999px;flex:1;padding:12px 14px}.friends-list{flex-direction:column;gap:12px;display:flex}.friend-card{background:#fff;border:1px solid #e5e7eb;border-radius:18px;justify-content:space-between;align-items:center;padding:14px;display:flex}.friend-avatar{object-fit:cover;border-radius:50%;width:52px;height:52px}.friend-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-size:20px;font-weight:700;display:flex}.friend-info{flex:1}.friend-info p{margin:4px 0 0}.friend-actions{gap:8px;display:flex}.friends-tabs{margin:-20px -20px 20px}.friend-request-badge{color:#fff;background:#22c55e;border-radius:999px;justify-content:center;align-items:center;min-width:20px;height:20px;margin-left:8px;padding:0 6px;font-size:12px;font-weight:800;display:inline-flex}.photos-page{padding:20px}.photos-header{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.photos-header h2{margin:0}.photos-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.photo-card{cursor:pointer;background:#fff;border:1px solid #e5e7eb;border-radius:18px;overflow:hidden}.photo-card img{aspect-ratio:1;object-fit:cover;width:100%;display:block}.photo-card:hover img{transform:scale(1.04)}.photo-info{color:#fff;opacity:0;background:#00000061;justify-content:center;align-items:center;gap:18px;font-size:18px;font-weight:700;transition:opacity .2s;display:flex;position:absolute;inset:0}.photo-card:hover .photo-info{opacity:1}.photo-card-description{color:#111827;margin:10px 12px 0;font-size:14px}.photo-card-actions{align-items:center;gap:10px;padding:10px 12px 12px;display:flex}.photo-count-btn{color:#374151;background:0 0;border:none;padding:0;font-size:14px;font-weight:700}.photo-comments-count{color:#6b7280;font-size:14px}.photo-owner-actions{margin-left:auto}.empty-photos{text-align:center;color:#6b7280;padding:40px 0}.photo-description-input{resize:none;border:1px solid #d1d5db;border-radius:14px;outline:none;width:100%;min-height:80px;margin-bottom:16px;padding:12px;font-family:inherit;font-size:15px}.photo-edit-textarea{resize:none;border:1px solid #d1d5db;border-radius:14px;outline:none;width:100%;min-height:90px;padding:12px;font-family:inherit;font-size:15px}.photo-modal-overlay{z-index:400;background:#000000db;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.photo-modal-close{color:#fff;z-index:410;background:0 0;border:none;font-size:42px;position:fixed;top:22px;right:28px}.photo-modal{background:#fff;border-radius:18px;grid-template-columns:1.5fr 420px;width:92vw;max-width:1100px;height:82vh;display:grid;overflow:hidden}.photo-modal-image-wrap{background:#000;justify-content:center;align-items:center;display:flex}.photo-modal-image-wrap img{object-fit:contain;max-width:100%;max-height:100%}.photo-modal-side{flex-direction:column;min-height:0;display:flex}.photo-modal-user{border-bottom:1px solid #e5e7eb;align-items:center;gap:12px;padding:16px;display:flex}.photo-modal-user img,.photo-modal-avatar{border-radius:50%;width:44px;height:44px}.photo-modal-user img{object-fit:cover}.photo-modal-avatar,.photo-comment-avatar,.likes-avatar{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-weight:800;display:flex}.photo-modal-user p{color:#6b7280;margin:2px 0 0}.photo-description{border-bottom:1px solid #e5e7eb;margin:0;padding:14px 16px}.photo-comments{flex:1;min-height:0;padding:14px 16px;overflow-y:auto}.photo-comment{align-items:flex-start;gap:10px;margin-bottom:14px;display:flex}.photo-comment.comment-reply{margin-left:34px}.photo-comment img,.photo-comment-avatar{border-radius:50%;flex-shrink:0;width:36px;height:36px}.photo-comment img{object-fit:cover}.photo-comment-body{text-align:left;flex:1}.photo-comment-body p{text-align:left;word-break:break-word;margin:4px 0 0}.comment-reply-target{color:#2563eb;align-items:center;gap:5px;margin-top:3px;font-size:12px;font-weight:700;display:flex}.comment-reply-target svg{width:14px;height:14px}.comment-reply-button{color:#2563eb;font:inherit;cursor:pointer;background:0 0;border:0;align-items:center;gap:5px;margin-top:5px;padding:2px 0;font-size:12px;font-weight:700;display:inline-flex}.comment-reply-button svg{width:14px;height:14px}.comment-replying-bar{box-sizing:border-box;background:var(--code-bg);width:100%;color:var(--text-h);border-left:3px solid #2563eb;border-radius:8px;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px;padding:7px 8px 7px 12px;font-size:13px;font-weight:700;display:flex}.comment-replying-bar span{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.comment-replying-bar button{width:28px;height:28px;color:var(--text-h);cursor:pointer;background:0 0;border:0;flex:0 0 28px;place-items:center;padding:0;display:grid}@media (width<=600px){.photo-comment.comment-reply{margin-left:24px}}.photo-comment-delete{color:#ef4444;background:0 0;border:none;font-size:20px}.photo-modal-actions{border-top:1px solid #e5e7eb;align-items:center;gap:10px;padding:12px 16px;display:flex}.photo-modal-actions .likes-count{cursor:pointer;background:0 0;border:none;font-weight:700}.likes-user{align-items:center;gap:12px;margin-bottom:14px;display:flex}.likes-user img,.likes-avatar{border-radius:50%;width:42px;height:42px}.likes-user img{object-fit:cover}.likes-user p{color:#6b7280;margin:2px 0 0}.comment-form{border-top:1px solid #e5e7eb;padding:12px;position:relative}.comment-textarea{resize:none;border:none;outline:none;width:100%;margin-bottom:8px;font-family:inherit;font-size:15px}.comment-actions{justify-content:space-between;align-items:center;display:flex}.emoji-btn{cursor:pointer;background:0 0;border:none;font-size:20px}.notifications-list{flex-direction:column;gap:10px;display:flex}.notification-card{cursor:pointer;background:#fff;border:1px solid #e5e7eb;border-radius:18px;justify-content:space-between;align-items:flex-start;gap:12px;padding:14px 16px;transition:background .2s,transform .15s,border-color .2s;display:flex}.notification-card:hover{background:#f8fafc;border-color:#cbd5e1;transform:translateY(-1px)}.notification-card.unread{background:#eff6ff;border-color:#bfdbfe #bfdbfe #bfdbfe #1d9bf0;border-left-style:solid;border-left-width:5px}.notification-main{flex:1;align-items:flex-start;gap:12px;min-width:0;display:flex}.notification-avatar,.notification-placeholder{border-radius:50%;flex-shrink:0;width:48px;height:48px}.notification-avatar{object-fit:cover}.notification-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-size:18px;font-weight:800;display:flex}.notification-content{text-align:left;flex:1;min-width:0}.notification-content p{color:#111827;margin:2px 0 6px;font-size:15px;line-height:1.4}.notification-content strong{cursor:pointer}.notification-content strong:hover{text-decoration:underline}.notification-time{color:#64748b;font-size:13px;font-weight:600}.notification-text-mobile{display:none}@media (width<=768px){.notification-text-desktop{display:none}.notification-text-mobile{display:inline}.notification-content p{-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}}.notification-remove{color:#64748b;background:#f3f4f6;border:none;border-radius:999px;flex-shrink:0;width:30px;height:30px;font-size:20px;line-height:1;transition:background .2s,color .2s}.notification-remove:hover{color:#dc2626;background:#fee2e2}.group-message-avatar{color:#fff;background:#2563eb;border-radius:50%;flex-shrink:0;justify-content:center;align-self:flex-end;align-items:center;width:32px;height:32px;margin-right:8px;font-weight:600;display:flex;overflow:hidden}.group-message-avatar img{object-fit:cover;width:100%;height:100%}.group-message-avatar{cursor:pointer;border:none;padding:0}.group-message-author{color:#2563eb;cursor:pointer;text-align:left;background:0 0;border:none;margin:0 0 6px;padding:0;font-size:12px;font-weight:700;display:block}.group-message-author:hover{opacity:.8}.chat-layout{position:relative}.group-info-panel{background:#fff;border-left:1px solid #e5e7eb;flex-direction:column;width:100%;height:100%;display:flex;position:relative;z-index:0!important}.group-info-header{border-bottom:1px solid #e5e7eb;grid-template-columns:40px 1fr 86px;align-items:center;padding:22px;display:grid}.group-info-header h3{text-align:center;margin:0}.group-info-header>button:first-child{cursor:pointer;background:#f3f4f6;border:none;border-radius:50%;width:36px;height:36px;font-size:22px}.group-info-header button{cursor:pointer;background:0 0;border:none;font-size:22px}.group-info-main{text-align:center;padding:24px}.group-info-avatar,.group-info-avatar-placeholder{border-radius:50%;width:90px;height:90px;margin:0 auto}.group-info-avatar{object-fit:cover}.group-info-avatar-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-size:34px;font-weight:700;display:flex}.group-info-main h2{margin:0}.group-info-main p{color:#6b7280;margin-top:6px}.group-edit-btn{color:#111827;cursor:pointer;border:none;border-radius:999px;height:36px;padding:0 18px;font-weight:700;background:#f3f4f6!important;font-size:15px!important}.group-edit-btn:hover{background:#e5e7eb!important}.group-members-block{flex:none;padding:0 12px 12px;overflow-y:visible}.group-members-block h4{margin:0 0 10px;padding:0 8px}.group-member-row{cursor:pointer;background:0 0;border:none;border-radius:14px;align-items:center;gap:10px;width:100%;padding:10px;display:flex}.group-member-row:hover{background:#f3f4f6}.group-member-row img,.group-member-placeholder{border-radius:50%;width:42px;height:42px}.group-member-row img{object-fit:cover}.group-member-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-weight:700;display:flex}.group-member-info{text-align:left;flex:1}.group-member-info strong{display:block}.group-member-info span{color:#6b7280;font-size:12px}.group-member-info span.online{color:#22c55e}.group-admin-badge{color:#2563eb;font-size:12px;font-weight:700}.leave-group-btn{color:#dc2626;cursor:pointer;background:#fee2e2;border:none;border-radius:14px;width:calc(100% - 32px);margin:8px 16px 16px;padding:12px;font-weight:700}.leave-group-btn:hover{background:#fecaca}.create-group-panel{z-index:100;background:#fff;flex-direction:column;display:flex;position:absolute;inset:0}.create-group-header{border-bottom:1px solid #e5e7eb;align-items:center;gap:14px;padding:18px;display:flex}.create-group-header button{cursor:pointer;background:0 0;border:none;align-items:center;font-size:22px}.create-group-header h3{margin:0}.selected-users-row{flex-wrap:wrap;gap:8px;padding:12px;display:flex}.selected-user-chip{cursor:pointer;background:#f3f4f6;border:none;border-radius:999px;flex-shrink:0;align-items:center;gap:6px;min-width:0;max-width:125px;padding:6px 10px;display:flex}.selected-user-chip strong{text-overflow:ellipsis;white-space:nowrap;min-width:0;max-width:70px;overflow:hidden}.selected-user-chip svg{flex-shrink:0}.selected-user-chip img,.selected-user-avatar-placeholder{border-radius:50%;flex-shrink:0;width:28px;height:28px}.selected-user-avatar-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;display:flex}.selected-user-chip img{object-fit:cover}.selected-user-chip span{color:#fff;background:#2563eb;justify-content:center;align-items:center;display:flex}.create-group-search{border:1px solid #cbd5e1;border-radius:12px;margin:0 12px 12px;padding:12px}.create-group-users{flex:1;overflow-y:auto}.create-group-user-row{cursor:pointer;background:0 0;border:none;align-items:center;gap:12px;width:100%;padding:12px;display:flex}.create-group-user-row:hover{background:#f8fafc}.create-group-user-row img,.create-group-user-placeholder{border-radius:50%;width:42px;height:42px}.create-group-user-row img{object-fit:cover}.create-group-user-placeholder{color:#fff;background:#2563eb;justify-content:center;align-items:center;font-weight:700;display:flex}.create-group-user-info{text-align:left;flex:1}.create-group-user-row span{color:#64748b;font-size:12px;display:block}.create-group-checkbox{border:1px solid #cbd5e1;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;display:flex!important}.create-group-checkbox.checked{color:#fff;background:#2563eb;border-color:#2563eb}.create-group-avatar{cursor:pointer;background:#eff6ff;border-radius:50%;justify-content:center;align-items:center;width:120px;height:120px;margin:30px auto;display:flex}.create-group-avatar img{object-fit:cover;border-radius:50%;width:100%;height:100%}.create-group-avatar svg{color:#2563eb;font-size:48px}.create-group-name-input{border:1px solid #cbd5e1;border-radius:12px;margin:0 20px;padding:12px}.create-group-selected-list{padding:20px}.create-group-selected-row{align-items:center;gap:10px;margin-top:10px;display:flex}.create-group-selected-row img,.create-group-selected-row div{border-radius:50%;width:40px;height:40px}.create-group-selected-row img{object-fit:cover}.create-group-selected-row div{color:#fff;background:#2563eb;justify-content:center;align-items:center;display:flex}.chat-sidebar-title-row{justify-content:center;align-items:center;width:100%;padding-bottom:20px;display:flex;position:relative}.chat-sidebar-title-row h3{text-align:center;margin:0}.create-group-open-btn{color:#111827;cursor:pointer;background:#f3f4f6;border:none;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:22px;font-weight:700;transition:all .18s;display:flex;position:absolute;right:0}.create-group-open-btn:hover{background:#e5e7eb;transform:translateY(-1px)}.create-group-footer{justify-content:center;padding:0 12px 12px;display:flex}.create-group-next-btn{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:10px;width:130px;height:40px;margin:16px auto;font-weight:600;display:block}.create-group-next-btn:disabled{cursor:not-allowed;opacity:1;background:#bfdbfe}.group-edit-name-box{gap:8px;margin-top:12px;display:flex}.group-edit-name-box input{border:1px solid #cbd5e1;border-radius:10px;flex:1;padding:10px}.group-edit-name-box button{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:10px;padding:0 14px}.group-info-avatar-edit:hover{opacity:.85}.group-info-avatar-edit{cursor:pointer;width:90px;height:90px;margin:0 auto;display:block;position:relative}.group-avatar-edit-overlay{color:#fff;background:#00000073;border-radius:50%;justify-content:center;align-items:center;font-size:34px;display:flex;position:absolute;inset:0}.create-group-panel.compact{background:0 0;border:none;width:100%;height:auto}.create-group-panel.compact .create-group-header{display:none}.create-group-panel.compact .create-group-footer{margin:12px 0}.create-group-panel.compact{z-index:auto;background:0 0;border:none;width:100%;height:auto;position:static!important;inset:auto!important}.create-group-panel.compact .create-group-users{max-height:350px;overflow-y:auto}.create-group-panel.compact .selected-users-row{max-height:90px;overflow-y:auto}.create-group-panel.compact .create-group-footer{justify-content:center;margin:12px 0;display:flex}.create-group-panel.compact .create-group-next-btn{width:120px}.group-members-title-row{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.group-add-member-btn{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:50%;width:32px;height:32px;font-size:18px}.group-remove-member-btn{color:#ef4444;cursor:pointer;background:0 0;border:none;padding:4px 8px;font-weight:600}.group-remove-member-btn:hover{opacity:.8}.group-member-row-wrap{align-items:center;gap:8px;width:100%;display:flex}.group-member-row-wrap .group-member-row{flex:1;width:auto;min-width:0}.group-remove-member-btn{color:#ef4444;cursor:pointer;background:0 0;border:none;flex-shrink:0;padding:4px 6px;font-weight:600}@media (width>=769px) and (width<=1024px){.auth-layout{grid-template-columns:.9fr 1.1fr}.auth-right{padding:28px}.auth-card{width:390px;padding:36px 34px}.auth-title{font-size:27px}.desktop-layout{grid-template-columns:86px minmax(0,1fr);width:100%}.right-sidebar{display:none}.left-sidebar{flex-direction:column;align-items:center;padding:28px 8px;display:flex}.logo{display:none}.left-sidebar .sidebar-link{justify-content:center;width:56px;height:56px;margin-bottom:8px;padding:0}.left-sidebar .sidebar-link span:not(.nav-badge){display:none}.left-sidebar .sidebar-link svg{margin-right:0;font-size:28px}.nav-badge{margin-left:0;position:absolute;top:4px;right:2px}.main-content{width:100%;min-width:0}.page{padding:20px}.message-bubble:has(.audio-message){max-width:88%;padding:6px 8px}.audio-message{gap:7px;width:230px;min-width:230px;max-width:230px}.audio-play-btn{width:30px;height:30px;font-size:15px}.audio-wave{gap:1.5px;height:28px}.audio-wave-bar{width:2px;max-width:2px}.audio-time,.message-meta{font-size:11px}}@media (width>=769px) and (width<=1024px) and (orientation:portrait){.desktop-layout,.desktop-layout.chat-mode{width:100%;min-height:100vh;display:block}.main-content{width:100%;min-width:0;padding-bottom:74px}.left-sidebar,.desktop-layout.chat-mode .left-sidebar{z-index:1200;background:#fff;border-top:1px solid #e5e7eb;flex-direction:row;justify-content:space-between;align-items:center;width:100%;height:74px;padding:0 10px;display:flex;position:fixed;inset:auto 0 0}.sidebar-link,.desktop-layout.chat-mode .sidebar-link{border-radius:16px;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:3px;width:auto;height:62px;margin:0;padding:7px 2px;font-size:10px;display:flex}.sidebar-link svg,.desktop-layout.chat-mode .sidebar-link svg{margin-right:0;font-size:22px}.sidebar-link span:not(.nav-badge),.desktop-layout.chat-mode .sidebar-link span:not(.nav-badge){white-space:nowrap;font-size:10px;line-height:1;display:block!important}.desktop-layout.chat-mode .nav-badge,.nav-badge{top:6px;left:calc(50% + 8px);right:auto;transform:none}.chat-layout,.chat-layout.with-group-info{min-height:calc(100vh - 74px);display:block}.chat-sidebar{-webkit-overflow-scrolling:touch;border-right:none;width:100%;height:auto;padding:16px 12px 0;position:fixed;inset:0 0 74px;overflow-y:auto}.chat-sidebar-content{min-height:100%;padding-bottom:110px}.chat-item:last-child{margin-bottom:90px}.chat-layout.chat-open .chat-sidebar{display:none}.chat-window{z-index:900;background:#fff;height:auto;padding:0;position:fixed;inset:0 0 74px}.chat-layout:not(.chat-open) .chat-window,.chat-layout.with-group-info .chat-window{display:none}.group-info-panel{z-index:950;border-left:none;width:100%;height:auto;position:fixed;inset:0 0 74px;overflow-y:auto}.mobile-chat-list-back-btn{display:none!important}.mobile-back-btn{background:#f3f4f6;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:22px;display:flex}.chat-sidebar-header{justify-content:center;align-items:center;height:48px;margin-bottom:16px;display:flex;position:relative}.chat-sidebar-title-row{pointer-events:none;justify-content:center;padding-bottom:0}.chat-sidebar-title-row h3{margin:0;font-size:22px}.create-group-open-btn{z-index:10;pointer-events:auto;width:38px;height:38px;position:absolute;right:0}.chat-item{border-bottom:1px solid #f1f5f9;border-radius:0;gap:14px;padding:14px 42px 14px 10px}.chat-avatar-wrap,.chat-avatar,.chat-avatar-placeholder{width:58px;height:58px}.delete-dialog-btn{width:28px;height:28px;font-size:20px;position:absolute;top:50%;right:8px;transform:translateY(-50%)}.chat-header{min-height:66px;padding:10px 14px}.messages-list{border-radius:0;flex:1;align-items:stretch;margin-bottom:0;padding:14px}.message-row,.chat-input-row{width:100%;max-width:none}.message-bubble{max-width:82%}.chat-input-zone{max-width:none;padding:0 10px 10px}.chat-input-row{background:#fff;border-top:1px solid #e5e7eb;margin:0;padding:10px}.chat-input-box{min-height:46px}.chat-send-btn,.chat-input-row>button{width:52px;height:52px}.video-call-box{border-radius:0;width:100%;max-width:none;height:42vh;margin-bottom:0}.local-video{width:150px;height:100px;position:absolute;top:14px;bottom:auto;right:14px}.local-video.hidden{display:none}.video-call-controls{bottom:18px}.audio-message{width:260px;min-width:260px;max-width:260px}}@media (width>=769px) and (width<=1024px) and (orientation:landscape){.desktop-layout,.desktop-layout.chat-mode{grid-template-columns:86px minmax(0,1fr);width:100%;min-height:100vh;display:grid}.left-sidebar,.desktop-layout.chat-mode .left-sidebar{z-index:100;border-top:none;border-right:1px solid #e5e7eb;flex-direction:column;align-items:center;width:86px;height:100vh;padding:28px 8px;display:flex;position:sticky;top:0;bottom:auto}.chat-layout{grid-template-columns:280px minmax(0,1fr);min-height:100vh;display:grid}.chat-layout.with-group-info{grid-template-columns:260px minmax(0,1fr) 300px}.chat-sidebar{border-right:1px solid #e5e7eb;width:auto;height:100vh;display:block;position:sticky;top:0}.chat-layout.chat-open .chat-sidebar{display:block}.chat-window{height:100vh;padding:10px;position:sticky;top:0}.chat-layout:not(.chat-open) .chat-window{display:flex}.mobile-back-btn,.mobile-chat-list-back-btn{display:none!important}.messages-list{border-radius:20px;align-items:center;margin-bottom:16px;padding:16px}.message-row,.chat-input-row{max-width:760px}.message-bubble{max-width:70%}.video-call-box{border-radius:18px;width:100%;max-width:760px;height:360px}.local-video{width:145px;height:95px;position:absolute;top:auto;bottom:14px;right:14px}.audio-message{width:230px;min-width:230px;max-width:230px}}.audio-message{background:#ffffff2e;border-radius:18px;align-items:center;gap:9px;width:245px;min-width:245px;max-width:245px;padding:6px 4px 2px;display:flex}.message-row.theirs .audio-message{background:#f8fafc}.audio-play-btn{color:#2563eb;cursor:pointer;background:#fff;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;font-size:17px;display:flex}.message-row.theirs .audio-play-btn{color:#fff;background:#2563eb}.audio-info{flex:1;min-width:0}.audio-progress{cursor:pointer;accent-color:#22c55e;width:100%;height:4px}.audio-time{opacity:.75;white-space:nowrap;margin-top:1px;font-size:11px;line-height:1.1}.voice-preview{background:#fff;border:1px solid #cbd5e1;border-radius:22px;align-items:center;gap:12px;width:100%;max-width:760px;margin:0 auto 10px;padding:10px 14px;display:flex;box-shadow:0 8px 20px #0f172a14}.voice-preview span{flex:1}.voice-preview button{cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:38px;height:38px;font-size:18px;display:flex}.voice-delete-btn{color:#ef4444;background:#fee2e2}.voice-send-btn{color:#fff;background:#2563eb}.recording-preview{background:#fff7ed;border-color:#fed7aa}.record-dot{background:#ef4444;border-radius:50%;width:10px;height:10px;animation:1s infinite voicePulse;flex:0 0 10px!important}.chat-send-btn.recording{background:#ef4444}.audio-message{background:#ffffff26;border-radius:18px;min-width:260px;max-width:280px;padding:8px 10px}.message-row.mine .audio-message{background:#fff3}.voice-preview-audio{flex:1;min-width:0;height:38px}.voice-preview audio::-webkit-media-controls-panel{background:#fff}.audio-progress{display:none}.audio-wave{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;gap:2px;width:100%;height:32px;display:flex}.audio-wave-bar{background:#0f172a59;border-radius:999px;flex:1;width:3px;max-width:3px;transition:background .15s,transform .15s}.audio-wave-bar.active{background:#22c55e}.message-row.mine .audio-wave-bar{background:#0f172a73}.message-row.mine .audio-wave-bar.active{background:#16a34a}@keyframes voicePulse{0%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.3)}to{opacity:1;transform:scale(1)}}