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solid var(--border);display:flex;flex-direction:column;background:#fafafa}._header_zhsda_10{padding:16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}._userInfo_zhsda_18{flex:1;margin-left:10px}._userName_zhsda_23{font-size:15px;font-weight:600}._userStatus_zhsda_28{font-size:12px;color:var(--text-secondary)}._userStatus_zhsda_28._online_zhsda_33{color:var(--success)}._btnIcon_zhsda_37{width:32px;height:32px;border:none;background:none;font-size:22px;cursor:pointer;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text-secondary)}._btnIcon_zhsda_37:hover{background:#e8e8e8;color:var(--primary)}._btnLogout_zhsda_56{width:32px;height:32px;border:none;background:none;font-size:18px;cursor:pointer;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text-secondary)}._btnLogout_zhsda_56:hover{background:#f0f0f0}._searchBox_zhsda_75{padding:10px 16px;border-bottom:1px solid var(--border)}._searchBox_zhsda_75 input{width:100%;padding:8px 12px;border:none;border-radius:8px;background:#eee;font-size:13px;outline:none}._searchBox_zhsda_75 input:focus{background:#e6e6e6}._searchResults_zhsda_94{border-bottom:1px solid var(--border)}._searchResultItem_zhsda_98{display:flex;align-items:center;padding:10px 16px;cursor:pointer;font-size:14px;border-bottom:1px solid #f5f5f5}._searchResultItem_zhsda_98:hover{background:#f5f5f5}._searchIcon_zhsda_111{margin-right:8px;font-size:16px}._convItem_zhsda_117{display:flex;align-items:center;padding:14px 16px;cursor:pointer;transition:background .1s;border-bottom:1px solid 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span{font-size:11px;color:var(--text-secondary);font-weight:500}._mediaBtn_164fp_61._recording_164fp_86{background:#fff0f0;animation:_pulse_164fp_1 1s infinite}.msg-row{display:flex;align-items:flex-end;gap:6px;max-width:75%}.msg-row.self{align-self:flex-end;flex-direction:row-reverse}.msg-row.peer{align-self:flex-start}.msg-bubble{padding:9px 13px;border-radius:14px;font-size:15px;line-height:1.5;word-break:break-word;position:relative;box-shadow:0 1px 1px #0000000a}.self .msg-bubble{background:var(--bubble-self);color:#fff;border-bottom-right-radius:6px}.peer .msg-bubble{background:var(--bubble-peer);color:var(--text);border-bottom-left-radius:6px}.msg-time{font-size:10px;color:var(--text-muted);margin-top:2px}.self .msg-time{text-align:right;color:#fff9}.peer .msg-time{text-align:left}.msg-sender{font-size:11px;color:var(--primary);margin-bottom:2px;font-weight:500}.msg-read-status{font-size:10px;color:var(--text-muted);margin-top:2px;align-self:flex-end}.self .msg-read-status{color:#ffffff8c;text-align:right}:root{--primary: #1677ff;--primary-light: #e6f4ff;--bg: #f5f5f5;--surface: #fff;--border: #e8e8e8;--text: #1f1f1f;--text-secondary: #8c8c8c;--text-muted: #bfbfbf;--bubble-self: #1677ff;--bubble-peer: #fff;--danger: #ff4d4f;--success: #52c41a;--warning: #faad14;--shadow: 0 1px 3px rgba(0,0,0,.06);--radius: 10px;--safe-bottom: env(safe-area-inset-bottom, 0px)}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;overflow:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}#root{height:100%}.app{display:flex;height:100vh;max-width:900px;margin:0 auto;background:var(--surface);box-shadow:var(--shadow);position:relative;overflow:hidden}button{cursor:pointer;font-family:inherit}button:disabled{opacity:.4;cursor:not-allowed}input,textarea{font-family:inherit}.form-group{text-align:left;margin-bottom:16px}.form-group label{font-size:13px;color:var(--text-secondary);display:block;margin-bottom:6px}.form-group input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:10px;font-size:15px;outline:none;transition:border-color .15s}.form-group input:focus{border-color:var(--primary)}.avatar{border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;color:#fff;flex-shrink:0}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:100;display:flex;align-items:center;justify-content:center}.modal-card{background:var(--surface);border-radius:14px;width:360px;max-width:90vw;padding:24px;box-shadow:0 8px 30px #0000001f}.modal-card h3{font-size:17px;margin-bottom:20px}.modal-card .form-group{margin-bottom:16px}.modal-card label{font-size:13px;color:var(--text-secondary);display:block;margin-bottom:6px}.modal-card input[type=text]{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;outline:none}.modal-card input[type=text]:focus{border-color:var(--primary)}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}.modal-actions button{padding:8px 20px;border-radius:8px;font-size:14px;cursor:pointer;border:none}.btn-cancel{background:#f0f0f0;color:var(--text);border-radius:8px}.btn-cancel:active{opacity:.8}.btn-primary{background:var(--primary);color:#fff;border-radius:8px}.btn-primary:active{opacity:.85}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.image-preview-overlay{display:flex;position:fixed;top:0;right:0;bottom:0;left:0;background:#000000e6;z-index:200;align-items:center;justify-content:center;cursor:pointer}.image-preview-overlay img{max-width:90vw;max-height:90vh;border-radius:6px}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#0000001a;border-radius:2px}