.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:var(--vh, 100vh);padding:20px;background:#1a2332 url(/images/bg-login-opt.jpg) center/cover no-repeat;position:relative;overflow:hidden}.auth-page:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#00000059;z-index:0}.auth-card{width:100%;max-width:420px;background:#ffffffeb;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:20px;padding:44px 36px;position:relative;z-index:1;box-shadow:0 8px 40px #0003;animation:authCardAppear .5s cubic-bezier(.16,1,.3,1)}@keyframes authCardAppear{0%{opacity:0;transform:translateY(20px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.auth-logo{display:flex;flex-direction:column;align-items:center;margin-bottom:36px}.auth-logo img{width:72px;height:72px;margin-bottom:16px}.auth-logo h1{font-size:22px;font-weight:700;color:#1a1a1a;margin-bottom:6px;letter-spacing:-.3px}.auth-logo p{font-size:14px;color:#6b7f99;text-align:center}.auth-form{display:flex;flex-direction:column;gap:0}.auth-input-group{position:relative;margin-bottom:24px}.auth-input-group input{width:100%;padding:14px 16px;font-size:16px;color:#1a1a1a;background:#0000000a;border:1px solid #d8dde3;border-radius:12px;transition:all .25s ease}.auth-input-group input:focus{background:#fff;border-color:#2a7de1;box-shadow:0 0 0 3px #2a7de11a}.auth-input-group input::placeholder{color:#a0aab5}.auth-input-group label{position:absolute;left:16px;top:14px;font-size:16px;color:#8c99a5;pointer-events:none;transition:all .2s ease}.auth-input-group input:focus+label,.auth-input-group input:not(:placeholder-shown)+label{top:-10px;left:12px;font-size:12px;color:#2a7de1;background:#ffffffeb;padding:0 6px;border-radius:4px}.auth-input-group input:not(:focus):not(:placeholder-shown)+label{color:#8c99a5}.auth-submit-btn{width:100%;padding:14px;margin-top:12px;background:#2a7de1;color:#fff;font-size:16px;font-weight:600;border-radius:12px;transition:all .3s ease;letter-spacing:.3px;box-shadow:0 4px 15px #2a7de14d;border:none}.auth-submit-btn:hover:not(:disabled){background:#1f6dd1;box-shadow:0 6px 20px #2a7de166;transform:translateY(-1px)}.auth-submit-btn:active:not(:disabled){transform:translateY(0) scale(.98);box-shadow:0 2px 8px #2a7de140}.auth-submit-btn:disabled{opacity:.5}.auth-footer{margin-top:24px;text-align:center;font-size:14px;color:#6b7f99}.auth-footer a{color:#2a7de1;font-weight:500;transition:color .2s}.auth-footer a:hover{color:#1f6dd1;text-decoration:none}.auth-error{background:#e5393514;border:1px solid rgba(229,57,53,.15);color:#d32f2f;padding:10px 14px;border-radius:10px;font-size:14px;margin-bottom:16px;text-align:center}@media (max-width: 480px){.auth-card{padding:36px 24px;border-radius:16px;background:#fffffff2}.auth-logo img{width:60px;height:60px}.auth-logo h1{font-size:20px}}:root{--bg-primary: #ffffff;--bg-secondary: #f4f5f7;--bg-chat: #edf1f5;--bg-message-out: #dceaf7;--bg-message-in: #ffffff;--text-primary: #1a1a1a;--text-secondary: #6b7f99;--accent: #2a7de1;--accent-hover: #1f6dd1;--accent-bg: #2a7de1;--accent-light: #2a7de1;--border: #e1e5eb;--danger: #e53935;--online: #2cc44d;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06);--shadow-md: 0 2px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 30px rgba(0, 0, 0, .12);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 18px;--radius-full: 50%;--transition-fast: .15s ease;--transition-normal: .3s cubic-bezier(.4, 0, .2, 1)}[data-theme=dark]{--bg-primary: #17212b;--bg-secondary: #0e1621;--bg-chat: #0e1621;--bg-message-out: #2b5278;--bg-message-in: #182533;--text-primary: #f0f2f5;--text-secondary: #6c7883;--accent: #5eb5f7;--accent-hover: #4da8ea;--accent-bg: #2b5278;--accent-light: #5eb5f7;--border: #1f2936;--danger: #ef5350;--online: #2cc44d;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 2px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 30px rgba(0, 0, 0, .5)}@media (max-width: 768px){[data-theme=dark]{--bg-chat: #0e1621}}.app-layout{display:flex;height:100vh;height:var(--vh, 100vh);overflow:hidden;background-color:var(--bg-secondary)}.app-sidebar{width:360px;min-width:360px;background-color:var(--bg-primary);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;transition:transform var(--transition-normal)}.app-main{flex:1;display:flex;flex-direction:column;background-color:var(--bg-chat);overflow:hidden;position:relative;min-height:0}.app-empty-state{flex:1;display:flex;align-items:center;justify-content:center}.app-empty-state-card{text-align:center;padding:32px;background-color:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);max-width:360px}.app-empty-state-card img{width:80px;height:80px;margin:0 auto 16px}.app-empty-state-card h2{font-size:20px;font-weight:600;margin-bottom:8px;color:var(--text-primary)}.app-empty-state-card p{color:var(--text-secondary);font-size:14px}.app-layout-tabs{flex-direction:column}@media (max-width: 768px){.app-sidebar{width:100%;min-width:100%;position:absolute;top:0;left:0;bottom:0;z-index:10}.app-sidebar.sidebar-hidden{transform:translate(-100%)}.app-main{width:100%}}.sidebar-header{padding:8px 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);min-height:56px;gap:8px}.sidebar-header-left{display:flex;align-items:center;gap:12px}.sidebar-header-name{font-weight:600;font-size:15px;color:var(--text-primary)}.sidebar-header-actions{display:flex;gap:4px}.sidebar-header-actions button{padding:8px;border-radius:var(--radius-full);color:var(--text-secondary);font-size:18px}.sidebar-header-actions button svg{width:20px;height:20px}.sidebar-header-actions button:hover{background-color:var(--bg-secondary)}@media (max-width: 768px){.sidebar-header{justify-content:center;position:relative}.sidebar-header-left{display:none}.sidebar-header .mobile-header-logo,.sidebar-header .mobile-header-title{display:block}.sidebar-header .mobile-header-compose{display:flex}}.mobile-header-logo{display:none;position:absolute;left:16px;top:50%;transform:translateY(-50%)}.mobile-header-logo img{width:28px;height:28px}.mobile-header-title{display:none;font-size:17px;font-weight:700;color:var(--text-primary);text-align:center}.mobile-header-compose{display:none;position:absolute;right:16px;top:50%;transform:translateY(-50%);width:34px;height:34px;border-radius:50%;background:#2a7de11f;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:none;color:var(--accent);cursor:pointer;align-items:center;justify-content:center;transition:background .2s ease,transform .15s ease}.mobile-header-compose:active{transform:translateY(-50%) scale(.9)}[data-theme=dark] .mobile-header-compose{background:#5eb5f726}.mobile-header-compose svg{width:20px;height:20px}.chat-search{padding:8px 12px;border-bottom:1px solid var(--border)}.chat-search-input-wrapper{display:flex;align-items:center;gap:8px;background-color:var(--bg-secondary);border-radius:var(--radius-lg);padding:6px 12px}.chat-search-input-wrapper svg{width:18px;height:18px;color:var(--text-secondary);flex-shrink:0}.chat-search-input-wrapper input{flex:1;font-size:16px;background:transparent}@media (max-width: 768px){.chat-search{padding:8px 16px;border-bottom:none}.chat-search-input-wrapper{height:38px;border-radius:19px;background:#fff9;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:.5px solid rgba(0,0,0,.06);box-shadow:0 1px 4px #0000000a;padding:0 14px;gap:8px}[data-theme=dark] .chat-search-input-wrapper{background:#ffffff0f;border:.5px solid rgba(255,255,255,.06);box-shadow:none}.chat-search-input-wrapper svg{width:16px;height:16px}}.chat-list{flex:1;overflow-y:auto;position:relative}.chat-list-empty{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-secondary);font-size:14px}.chat-list-item{display:flex;align-items:center;gap:12px;padding:8px 12px;cursor:pointer;transition:background-color var(--transition-fast);position:relative}.chat-list-item:hover{background-color:var(--bg-secondary)}.chat-list-item.active{background-color:var(--accent-bg)}.chat-list-item.active .chat-list-item-name,.chat-list-item.active .chat-list-item-preview,.chat-list-item.active .chat-list-item-time{color:#fff}.chat-list-item-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.chat-list-item-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.chat-list-item-name{font-weight:600;font-size:14px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-list-item-time{font-size:12px;color:var(--text-secondary);white-space:nowrap;flex-shrink:0}.chat-list-item-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px}.chat-list-item-preview{font-size:13px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.chat-list-item-preview .sender-name{font-weight:500;color:var(--text-primary)}.chat-list-item.active .chat-list-item-preview .sender-name{color:#fff}.unread-badge{display:flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 6px;border-radius:var(--radius-full);background-color:var(--accent-bg);color:#fff;font-size:12px;font-weight:600;flex-shrink:0}.chat-list-item.active .unread-badge{background-color:#fff;color:var(--accent)}.new-chat-fab{position:absolute;bottom:20px;right:20px;width:54px;height:54px;border-radius:var(--radius-full);background-color:var(--accent-bg);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);transition:transform var(--transition-fast),background-color var(--transition-fast);z-index:5}.new-chat-fab:hover{background-color:var(--accent-hover);transform:scale(1.05)}.new-chat-fab svg{width:24px;height:24px}@media (max-width: 768px){.chat-list-item{padding:10px 16px;min-height:44px}.chat-list-item-name{font-size:16px;font-weight:600}.chat-list-item-time{font-size:14px;color:var(--text-secondary)}.chat-list-item-preview{font-size:15px;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis;line-height:1.3}.chat-list-item+.chat-list-item:after{content:"";position:absolute;top:0;left:82px;right:0;height:.5px;background-color:var(--border)}.unread-badge{min-width:22px;height:22px;border-radius:11px;font-size:13px;font-weight:600}.chat-list-item.active{background-color:#0000000a}[data-theme=dark] .chat-list-item.active{background-color:#ffffff0f}.chat-list-item.active .chat-list-item-name,.chat-list-item.active .chat-list-item-preview,.chat-list-item.active .chat-list-item-time{color:inherit}.chat-list-item.active .chat-list-item-name{color:var(--text-primary)}.chat-list-item.active .chat-list-item-preview,.chat-list-item.active .chat-list-item-time{color:var(--text-secondary)}.chat-list-item.active .unread-badge{background-color:var(--accent-bg);color:#fff}.chat-list-item.active .chat-list-item-preview .sender-name{color:var(--text-primary)}}.chat-item-check{display:inline-flex;vertical-align:middle;margin-right:3px;color:var(--text-secondary)}.chat-item-check.read{color:var(--accent)}.chat-item-check svg{width:16px;height:13px}.chat-list-item-wrapper{position:relative;overflow:hidden}.chat-item-actions-bg{position:absolute;top:0;right:0;bottom:0;display:flex}.chat-item-action{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;width:75px;color:#fff;font-size:11px;font-weight:500;cursor:pointer}.chat-item-action svg{width:20px;height:20px}.chat-item-action.mute{background-color:#5eb5f7}.chat-item-action.delete{background-color:var(--danger)}.chat-item-muted-icon{width:14px;height:14px;color:var(--text-secondary);margin-left:4px;vertical-align:middle;display:inline-block;opacity:.6}.chat-list-item-wrapper .chat-list-item{position:relative;z-index:1;background-color:var(--bg-primary)}.chat-list-item-wrapper .chat-list-item.active{background-color:var(--accent-bg)}@media (max-width: 768px){.chat-list-item-wrapper .chat-list-item.active{background-color:#0000000a}[data-theme=dark] .chat-list-item-wrapper .chat-list-item.active{background-color:#ffffff0f}}.chat-delete-confirm-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:500;animation:modalFadeIn .15s ease}.chat-delete-confirm{background-color:var(--bg-primary);border-radius:14px;padding:20px 24px;width:280px;text-align:center}.chat-delete-confirm p{font-size:15px;color:var(--text-primary);margin-bottom:16px;line-height:1.4}.chat-delete-confirm-actions{display:flex;gap:8px}.chat-delete-confirm-cancel,.chat-delete-confirm-delete{flex:1;padding:10px;border-radius:10px;font-size:15px;font-weight:500}.chat-delete-confirm-cancel{background-color:var(--bg-secondary);color:var(--text-primary)}.chat-delete-confirm-delete{background-color:var(--danger);color:#fff}.chat-view-wrapper{display:flex;flex:1;min-height:0;height:100%;overflow:hidden;position:relative}.chat-view-main{display:flex;flex-direction:column;flex:1;min-width:0;min-height:0;height:100%;overflow:hidden}.chat-header{display:flex;align-items:center;gap:12px;padding:8px 16px;background-color:var(--bg-primary);border-bottom:1px solid var(--border);min-height:56px}.chat-header-back{display:none;padding:8px;border-radius:var(--radius-full);color:var(--text-secondary)}.chat-header-back:hover{background-color:var(--bg-secondary)}@media (max-width: 768px){.chat-header-back{display:flex;align-items:center;justify-content:center}}.chat-header-back svg{width:20px;height:20px}.chat-header-info{flex:1;min-width:0}.chat-header-name{font-weight:600;font-size:15px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-header-subtitle{font-size:13px;color:var(--text-secondary)}.chat-header-subtitle.online{color:var(--online)}.chat-header-search-btn{padding:8px;border-radius:var(--radius-full);color:var(--text-secondary);flex-shrink:0;transition:background-color var(--transition-fast)}.chat-header-search-btn:hover{background-color:var(--bg-secondary);color:var(--text-primary)}.chat-header-search-btn svg{width:20px;height:20px}.chat-header-search{padding:8px 12px}.chat-search-bar{display:flex;align-items:center;gap:8px;background-color:var(--bg-secondary);border-radius:var(--radius-md);padding:0 12px;height:40px;flex:1}.chat-search-bar svg{width:18px;height:18px;color:var(--text-secondary);flex-shrink:0}.chat-search-bar input{flex:1;background:transparent;border:none;outline:none;font-size:14px;color:var(--text-primary);min-width:0}.chat-search-bar input::placeholder{color:var(--text-secondary)}.chat-search-count{font-size:12px;color:var(--text-secondary);white-space:nowrap;flex-shrink:0}.chat-search-nav{padding:4px;border-radius:var(--radius-full);color:var(--text-secondary);flex-shrink:0;transition:background-color var(--transition-fast)}.chat-search-nav:hover{background-color:var(--border)}.chat-search-nav svg{width:18px;height:18px}.message-highlight .message-bubble{animation:messageHighlight 2s ease}@keyframes messageHighlight{0%,30%{box-shadow:0 0 0 2px var(--accent)}to{box-shadow:none}}@media (max-width: 768px){.chat-header-search-btn{display:none}}.message-list-container{flex:1;overflow-y:auto;padding:8px 0;min-height:0;background-color:var(--bg-chat)}.message-list-inner{width:100%;padding:0 16px;display:flex;flex-direction:column;min-height:100%;justify-content:flex-end}.message-list-loader{display:flex;align-items:center;justify-content:center;padding:16px;color:var(--text-secondary);font-size:13px}.date-separator{display:flex;align-items:center;justify-content:center;padding:8px 0}.date-separator-pill{padding:5px 14px;border-radius:20px;background-color:#0000001f;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:#ffffffd9;font-size:12.5px;font-weight:600;-webkit-user-select:none;user-select:none;letter-spacing:.2px}[data-theme=dark] .date-separator-pill{background-color:#ffffff14;color:var(--text-secondary)}.message-group{display:flex;flex-direction:column;gap:2px;margin-bottom:4px}.message-row{display:flex;gap:8px;padding:1px 0}@media (max-width: 768px){.message-bubble{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.message-list-container{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}}.message-row.outgoing{justify-content:flex-end}.message-row.incoming{justify-content:flex-start}.message-avatar-col{width:36px;flex-shrink:0;align-self:flex-end}.message-bubble{max-width:480px;padding:8px 12px 7px;border-radius:16px;position:relative;word-wrap:break-word;line-height:1.45;font-size:14.5px;transition:box-shadow .2s ease}@media (max-width: 768px){.message-bubble{max-width:85%}.message-row{padding:2px 0}}.message-bubble.outgoing{background:linear-gradient(135deg,var(--bg-message-out) 0%,var(--bg-message-out) 100%);border-bottom-right-radius:4px;box-shadow:0 1px 2px #0000000f}[data-theme=dark] .message-bubble.outgoing{background:linear-gradient(135deg,#2b5278,#1e4060);box-shadow:0 1px 3px #0003}.message-bubble.incoming{background-color:var(--bg-message-in);border-bottom-left-radius:4px;box-shadow:0 1px 2px #0000000a}[data-theme=dark] .message-bubble.incoming{background:linear-gradient(135deg,#182533,#1c2d3e);box-shadow:0 1px 3px #0003}.message-bubble.tail.outgoing{border-bottom-right-radius:4px}.message-bubble.tail.incoming{border-bottom-left-radius:4px}.message-bubble.no-tail{border-radius:16px}.message-bubble.no-tail.outgoing{border-bottom-right-radius:4px}.message-bubble.no-tail.incoming{border-bottom-left-radius:4px}.message-sender-name{font-size:13px;font-weight:700;margin-bottom:3px;cursor:pointer;letter-spacing:.1px}.message-reply-preview{display:flex;align-items:stretch;gap:8px;padding:6px 10px;margin-bottom:5px;border-radius:var(--radius-sm);background-color:#0000000f;cursor:pointer;font-size:13px}[data-theme=dark] .message-reply-preview{background-color:#ffffff0f}.message-reply-bar{width:3px;border-radius:2px;background-color:var(--accent);flex-shrink:0}.message-reply-content{min-width:0}.message-reply-name{font-weight:600;color:var(--accent);font-size:12px}.message-reply-text{color:var(--text-secondary);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:300px}.message-text{color:var(--text-primary);white-space:pre-wrap;letter-spacing:.01em}[data-theme=dark] .message-bubble.outgoing .message-text{color:#e8edf2}.message-text.deleted{font-style:italic;color:var(--text-secondary);opacity:.7}.message-meta{display:flex;align-items:center;justify-content:flex-end;gap:3px;margin-top:2px;float:right;margin-left:10px;padding-top:3px}.message-time{font-size:11px;color:var(--text-secondary);white-space:nowrap;opacity:.75}.message-bubble.outgoing .message-time{opacity:.6}.message-bubble.outgoing .message-time{opacity:.7}.message-edited{font-size:11px;color:var(--text-secondary);opacity:.7}.message-context-menu{position:fixed;z-index:1000;background-color:var(--bg-primary);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:4px 0;min-width:160px}.message-context-menu-item{display:flex;align-items:center;gap:12px;padding:8px 16px;font-size:14px;color:var(--text-primary);width:100%;text-align:left;transition:background-color var(--transition-fast)}.message-context-menu-item:hover{background-color:var(--bg-secondary)}.message-context-menu-item svg{width:18px;height:18px;color:var(--text-secondary)}.message-context-menu-item.danger{color:var(--danger)}.message-context-menu-item.danger svg{color:var(--danger)}.message-check{width:16px;height:16px;display:inline-block;vertical-align:middle;margin-left:2px}.message-check.read{color:var(--accent)}.message-check.delivered,.message-check.sent{color:var(--text-secondary)}.typing-indicator{padding:4px 16px 2px;color:var(--accent);font-size:13px}.typing-indicator:empty{display:none;padding:0}.typing-dots{display:inline-block}.typing-dots span{animation:typingDot 1.4s infinite;opacity:.3}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes typingDot{0%,to{opacity:.3}50%{opacity:1}}.message-forwarded-label{display:flex;align-items:center;gap:4px;font-size:12px;font-style:italic;color:var(--text-secondary);margin-bottom:2px}.message-forwarded-label svg{width:12px;height:12px}.forward-modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:1001;background-color:var(--bg-primary);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);width:360px;max-height:480px;display:flex;flex-direction:column;overflow:hidden}.forward-modal-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border)}.forward-modal-title{font-weight:600;font-size:15px;color:var(--text-primary)}.forward-modal-close{padding:4px;border-radius:var(--radius-full);color:var(--text-secondary)}.forward-modal-close:hover{background-color:var(--bg-secondary)}.forward-modal-close svg{width:18px;height:18px}.forward-modal-list{overflow-y:auto;flex:1}.forward-modal-item{display:flex;align-items:center;gap:12px;padding:8px 16px;cursor:pointer;transition:background-color var(--transition-fast)}.forward-modal-item:hover{background-color:var(--bg-secondary)}.forward-modal-item-name{font-size:14px;color:var(--text-primary);font-weight:500}.swipe-reply-hint{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:30px;height:30px;border-radius:50%;background-color:var(--accent-bg);display:flex;align-items:center;justify-content:center;color:#fff;z-index:2}.swipe-reply-hint.own{right:auto;left:8px}.swipe-reply-hint svg{width:15px;height:15px}.message-row{position:relative;overflow:visible}.context-menu-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:999}.message-input-area{background-color:var(--bg-primary);border-top:1px solid var(--border);padding:8px 16px;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));flex-shrink:0}.message-input-inner{width:100%;display:flex;flex-direction:column;gap:0}.reply-preview{display:flex;align-items:center;gap:8px;padding:8px 12px;background-color:var(--bg-secondary);border-radius:var(--radius-md) var(--radius-md) 0 0;border-bottom:1px solid var(--border)}.reply-preview-bar{width:3px;height:32px;border-radius:2px;background-color:var(--accent);flex-shrink:0}.reply-preview-content{flex:1;min-width:0}.reply-preview-name{font-size:13px;font-weight:600;color:var(--accent)}.reply-preview-text{font-size:13px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reply-preview-close{padding:4px;border-radius:var(--radius-full);color:var(--text-secondary);flex-shrink:0}.reply-preview-close:hover{background-color:var(--border)}.reply-preview-close svg{width:18px;height:18px}.message-input-row{display:flex;align-items:flex-end;gap:8px;background-color:var(--bg-secondary);border-radius:var(--radius-lg);padding:4px 8px}.reply-preview+.message-input-row{border-radius:0 0 var(--radius-lg) var(--radius-lg)}.message-input-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--radius-full);color:var(--text-secondary);flex-shrink:0;transition:color var(--transition-fast)}.message-input-btn:hover{color:var(--accent)}.message-input-btn svg{width:22px;height:22px}.message-input-btn.send{color:var(--accent)}.message-input-btn.send:hover{color:var(--accent-hover)}.message-textarea{flex:1;resize:none;border:none;outline:none;background:transparent;font-size:16px;line-height:1.4;padding:10px 0;max-height:200px;min-height:20px;color:var(--text-primary);font-family:inherit;-webkit-text-size-adjust:100%;touch-action:manipulation}.message-textarea::placeholder{color:var(--text-secondary)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#00000073;display:flex;align-items:center;justify-content:center;z-index:200;animation:modalFadeIn .2s ease}@keyframes modalFadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background-color:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:420px;max-width:90vw;max-height:80vh;display:flex;flex-direction:column;animation:modalSlideIn .2s ease}@media (max-width: 768px){.modal-overlay{align-items:flex-start;padding-top:0}.modal-content{width:100%;max-width:100%;max-height:var(--vh, 100vh);height:var(--vh, 100vh);border-radius:0;animation:modalSlideUp .25s ease}@keyframes modalSlideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.modal-body{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch}}@keyframes modalSlideIn{0%{opacity:0;transform:scale(.95) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.modal-header h3{font-size:18px;font-weight:600;color:var(--text-primary)}.modal-close{padding:4px;border-radius:var(--radius-full);color:var(--text-secondary)}.modal-close:hover{background-color:var(--bg-secondary)}.modal-close svg{width:20px;height:20px}.modal-body{flex:1;overflow-y:auto;padding:0}.modal-tabs{display:flex;border-bottom:1px solid var(--border)}.modal-tab{flex:1;padding:12px 16px;font-size:14px;font-weight:500;color:var(--text-secondary);text-align:center;position:relative;transition:color var(--transition-fast)}.modal-tab:hover{color:var(--text-primary)}.modal-tab.active{color:var(--accent)}.modal-tab.active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background-color:var(--accent-bg)}.modal-search{padding:12px 16px;border-bottom:1px solid var(--border)}.modal-search-input{display:flex;align-items:center;gap:8px;background-color:var(--bg-secondary);border-radius:var(--radius-lg);padding:8px 12px}.modal-search-input svg{width:18px;height:18px;color:var(--text-secondary);flex-shrink:0}.modal-search-input input{flex:1;font-size:16px;background:transparent}.modal-user-list{padding:4px 0}.modal-user-item{display:flex;align-items:center;gap:12px;padding:10px 16px;cursor:pointer;transition:background-color var(--transition-fast);width:100%;text-align:left}.modal-user-item:hover{background-color:var(--bg-secondary)}.modal-user-info{flex:1;min-width:0}.modal-user-name{font-size:14px;font-weight:600;color:var(--text-primary)}.modal-user-username{font-size:13px;color:var(--text-secondary)}.modal-user-check{width:22px;height:22px;border-radius:var(--radius-full);border:2px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all var(--transition-fast)}.modal-user-check.checked{background-color:var(--accent-bg);border-color:var(--accent)}.modal-user-check.checked svg{width:14px;height:14px;color:#fff}.modal-group-name{padding:12px 16px;border-bottom:1px solid var(--border)}.modal-group-name input{width:100%;padding:10px 14px;background-color:var(--bg-secondary);border-radius:var(--radius-md);font-size:14px}.modal-selected-users{display:flex;flex-wrap:wrap;gap:6px;padding:12px 16px;border-bottom:1px solid var(--border)}.modal-selected-chip{display:flex;align-items:center;gap:4px;padding:4px 10px;background-color:var(--accent-bg);color:#fff;border-radius:var(--radius-full);font-size:13px;font-weight:500}.modal-selected-chip button{display:flex;align-items:center;color:#fff;opacity:.8;padding:0}.modal-selected-chip button:hover{opacity:1}.modal-selected-chip button svg{width:14px;height:14px}.modal-footer{padding:12px 16px;padding-bottom:calc(12px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--border);display:flex;justify-content:flex-end;flex-shrink:0}@media (max-width: 768px){.modal-overlay~.bottom-tab-bar,.modal-overlay+.bottom-tab-bar{display:none!important}.modal-footer{flex-shrink:0;padding-bottom:calc(12px + env(safe-area-inset-bottom,0px))}.modal-create-btn{width:100%;text-align:center}}.modal-create-btn{padding:10px 24px;background-color:var(--accent-bg);color:#fff;border-radius:var(--radius-md);font-size:14px;font-weight:600;transition:background-color var(--transition-fast)}.modal-create-btn:hover{background-color:var(--accent-hover)}.modal-create-btn:disabled{opacity:.5;cursor:not-allowed}.modal-empty{padding:32px 16px;text-align:center;color:var(--text-secondary);font-size:14px}.group-info-panel{width:360px;height:100%;background-color:var(--bg-primary);border-left:1px solid var(--border);display:flex;flex-direction:column;animation:groupInfoSlideIn .25s ease;flex-shrink:0}@keyframes groupInfoSlideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.group-info-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);flex-shrink:0}.group-info-header h3{font-size:18px;font-weight:600;color:var(--text-primary)}.group-info-close{padding:4px;border-radius:var(--radius-full);color:var(--text-secondary)}.group-info-close:hover{background-color:var(--bg-secondary)}.group-info-close svg{width:20px;height:20px}.group-info-body{flex:1;overflow-y:auto;padding:0}.group-info-avatar-section{display:flex;justify-content:center;padding:24px 20px 12px}.group-info-name-section{padding:8px 20px;text-align:center}.group-info-name{display:flex;align-items:center;justify-content:center;gap:8px}.group-info-name span{font-size:20px;font-weight:600;color:var(--text-primary)}.group-info-edit-btn{padding:4px;border-radius:var(--radius-full);color:var(--text-secondary);flex-shrink:0}.group-info-edit-btn:hover{background-color:var(--bg-secondary);color:var(--accent)}.group-info-edit-btn svg{width:16px;height:16px}.group-info-edit-field{display:flex;align-items:flex-start;gap:8px;padding:0 20px}.group-info-edit-field input,.group-info-edit-field textarea{flex:1;padding:8px 12px;background-color:var(--bg-secondary);border-radius:var(--radius-md);font-size:14px;border:1px solid var(--accent);color:var(--text-primary)}.group-info-edit-field textarea{resize:vertical;min-height:60px;font-family:inherit}.group-info-save-btn{padding:6px;border-radius:var(--radius-full);color:var(--accent);flex-shrink:0}.group-info-save-btn:hover{background-color:var(--bg-secondary)}.group-info-save-btn svg{width:18px;height:18px}.group-info-desc-section{padding:4px 20px 16px;text-align:center}.group-info-desc{display:flex;align-items:center;justify-content:center;gap:8px}.group-info-desc span{font-size:14px;color:var(--text-secondary)}.group-info-divider{height:1px;background-color:var(--border);margin:0 20px}.group-member-list{padding:12px 0}.group-member-list-header{display:flex;align-items:center;justify-content:space-between;padding:4px 20px 12px}.group-member-count{font-size:14px;font-weight:600;color:var(--accent)}.group-add-member-btn{display:flex;align-items:center;gap:4px;padding:4px 10px;border-radius:var(--radius-md);font-size:13px;font-weight:500;color:var(--accent);transition:background-color var(--transition-fast)}.group-add-member-btn:hover{background-color:var(--bg-secondary)}.group-add-member-btn svg{width:16px;height:16px}.group-member-items{padding:0}.group-member-item{display:flex;align-items:center;gap:12px;padding:8px 20px;transition:background-color var(--transition-fast)}.group-member-item:hover{background-color:var(--bg-secondary)}.group-member-info{flex:1;min-width:0}.group-member-name{font-size:14px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.group-member-you{font-weight:400;color:var(--text-secondary)}.group-member-username{font-size:13px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.role-badge{font-size:10px;font-weight:700;padding:3px 8px;border-radius:6px;flex-shrink:0;text-transform:uppercase;letter-spacing:.5px;line-height:1}.role-badge-owner{background-color:#2a7de11f;color:var(--accent)}[data-theme=dark] .role-badge-owner{background-color:#5eb5f726;color:#5eb5f7}.role-badge-admin{background-color:#2a7de114;color:var(--accent)}[data-theme=dark] .role-badge-admin{background-color:#5eb5f71a;color:#5eb5f7}.group-member-actions{position:relative;flex-shrink:0}.group-member-more{padding:4px;border-radius:var(--radius-full);color:var(--text-secondary)}.group-member-more:hover{background-color:var(--bg-secondary);color:var(--text-primary)}.group-member-more svg{width:18px;height:18px}.group-member-menu{position:absolute;right:0;top:100%;min-width:180px;background-color:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:50;overflow:hidden;animation:menuFadeIn .15s ease}@keyframes menuFadeIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.group-member-menu button{display:block;width:100%;padding:10px 16px;text-align:left;font-size:14px;color:var(--text-primary);transition:background-color var(--transition-fast)}.group-member-menu button:hover{background-color:var(--bg-secondary)}.group-member-menu-danger{color:var(--danger)!important}.group-info-leave-section{padding:16px 20px}.group-info-leave-btn{display:flex;align-items:center;gap:8px;width:100%;padding:12px 16px;border-radius:var(--radius-md);font-size:14px;font-weight:500;color:var(--danger);transition:background-color var(--transition-fast)}.group-info-leave-btn:hover{background-color:#e5393514}.group-info-leave-btn svg{width:20px;height:20px}.group-info-leave-confirm{text-align:center}.group-info-leave-confirm span{display:block;font-size:14px;font-weight:500;color:var(--text-primary);margin-bottom:12px}.group-info-leave-actions{display:flex;gap:8px;justify-content:center}.group-info-leave-yes{padding:8px 20px;background-color:var(--danger);color:#fff;border-radius:var(--radius-md);font-size:14px;font-weight:500}.group-info-leave-yes:hover{opacity:.9}.group-info-leave-no{padding:8px 20px;background-color:var(--bg-secondary);color:var(--text-primary);border-radius:var(--radius-md);font-size:14px;font-weight:500}.group-info-leave-no:hover{background-color:var(--border)}.group-info-close-btn{width:100%;padding:12px 16px;border-radius:var(--radius-md);font-size:14px;font-weight:500;color:var(--accent);background-color:var(--bg-secondary);transition:background-color var(--transition-fast)}.group-info-close-btn:hover{background-color:var(--border)}.user-info-username{text-align:center;font-size:14px;color:var(--text-secondary);padding:0 20px 4px}.user-info-status{text-align:center;font-size:13px;color:var(--text-secondary);padding:0 20px 16px}.user-info-status.online{color:var(--online)}.user-info-bio{padding:12px 20px}.user-info-bio-label{font-size:13px;font-weight:600;color:var(--accent);margin-bottom:4px}.user-info-bio-text{font-size:14px;color:var(--text-primary);line-height:1.5}.group-toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background-color:var(--text-primary);color:var(--bg-primary);padding:10px 20px;border-radius:var(--radius-lg);font-size:14px;box-shadow:var(--shadow-lg);z-index:200;animation:toastSlideUp .3s ease}@keyframes toastSlideUp{0%{opacity:0;transform:translate(-50%) translateY(12px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.group-adding-spinner{color:var(--text-secondary);font-size:14px}@media (max-width: 768px){.group-info-panel{position:fixed;top:0;right:0;bottom:0;left:0;width:100%;z-index:90;animation:groupInfoFadeIn .2s ease}@keyframes groupInfoFadeIn{0%{opacity:0}to{opacity:1}}}.global-search-results{flex:1;overflow-y:auto}.search-section{padding:0}.search-section-header{padding:12px 16px 6px;font-size:13px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.3px}.search-result-item{display:flex;align-items:center;gap:12px;padding:10px 16px;cursor:pointer;transition:background-color var(--transition-fast);width:100%;text-align:left}.search-result-item:hover{background-color:var(--bg-secondary)}.search-result-info{flex:1;min-width:0}.search-result-name{font-size:14px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-result-meta{font-size:13px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-result-message{flex-direction:column;align-items:flex-start;gap:2px}.search-result-sender{font-size:13px;color:var(--accent);font-weight:500}.search-result-snippet{font-size:13px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.search-highlight{background-color:#3390ec33;color:var(--accent);border-radius:2px;padding:0 1px}[data-theme=dark] .search-highlight{background-color:#8774e140;color:var(--accent)}.search-loading,.search-empty{padding:32px 16px;text-align:center;color:var(--text-secondary);font-size:14px}.image-message{position:relative;max-width:320px;min-width:120px;border-radius:var(--radius-md);overflow:hidden;cursor:pointer;margin:2px -4px}.image-message-img{display:block;width:100%;height:auto;border-radius:var(--radius-md);opacity:0;transition:opacity var(--transition-normal)}.image-message-img.loaded{opacity:1}.image-message-loader{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background-color:var(--bg-secondary);border-radius:var(--radius-md);min-height:80px}.image-message-spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:var(--radius-full);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.message-bubble.media{padding:4px;overflow:hidden}.message-bubble.media .message-sender-name{padding:2px 6px 0}.message-bubble.media .message-reply-preview{margin:0 4px 4px}.message-meta.over-media{position:absolute;bottom:6px;right:8px;background-color:#00000080;border-radius:10px;padding:2px 6px}.message-meta.over-media .message-time,.message-meta.over-media .message-check{color:#fff}.message-meta.over-media .message-check.read{color:#7bcdff}.lightbox-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:2000;background-color:#000000e6;display:flex;align-items:center;justify-content:center;cursor:zoom-out}.lightbox-controls{position:absolute;top:16px;right:16px;display:flex;gap:8px;z-index:2001}.lightbox-btn{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background-color:#ffffff26;border-radius:var(--radius-full);color:#fff;transition:background-color var(--transition-fast);cursor:pointer}.lightbox-btn:hover{background-color:#ffffff4d}.lightbox-btn svg{width:22px;height:22px}.lightbox-image{max-width:90vw;max-height:90vh;object-fit:contain;cursor:default;border-radius:var(--radius-sm)}.file-message{display:flex;align-items:center;gap:10px;padding:8px 10px;margin:2px -4px;background-color:#0000000a;border-radius:var(--radius-md);min-width:200px}[data-theme=dark] .file-message{background-color:#ffffff0f}.file-message-icon{width:40px;height:40px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background-color:var(--accent);border-radius:var(--radius-sm);color:#fff}.file-message-icon svg{width:22px;height:22px}.file-message-info{flex:1;min-width:0}.file-message-name{font-size:13px;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}.file-message-size{font-size:12px;color:var(--text-secondary);margin-top:1px}.file-message-download{width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:var(--accent);border-radius:var(--radius-full);flex-shrink:0;transition:background-color var(--transition-fast)}.file-message-download:hover{background-color:#0000000f}[data-theme=dark] .file-message-download:hover{background-color:#ffffff14}.file-message-download svg{width:18px;height:18px}.voice-message{display:flex;align-items:center;gap:8px;min-width:200px;padding:2px 0}.voice-message-play{width:36px;height:36px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background-color:var(--accent);border-radius:var(--radius-full);color:#fff;cursor:pointer;transition:background-color var(--transition-fast)}.voice-message-play:hover{background-color:var(--accent-hover)}.voice-message-play svg{width:16px;height:16px}.voice-message-body{flex:1;min-width:0}.voice-message-waveform{position:relative;height:28px;cursor:pointer;border-radius:4px;overflow:hidden}.voice-message-bars{display:flex;align-items:center;gap:2px;height:100%;position:relative;z-index:1}.voice-message-bar{flex:1;background-color:var(--text-secondary);border-radius:1px;opacity:.4;transition:opacity var(--transition-fast)}.voice-message-progress{position:absolute;top:0;left:0;bottom:0;background-color:var(--accent);opacity:.2;border-radius:4px;z-index:0;transition:width .1s linear}.voice-message-time{font-size:11px;color:var(--text-secondary);margin-top:2px}.emoji-picker{position:absolute;bottom:100%;left:0;margin-bottom:8px;width:320px;max-height:360px;background-color:var(--bg-primary);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden;z-index:100}.emoji-picker-search{padding:8px;border-bottom:1px solid var(--border)}.emoji-picker-search-input{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius-md);font-size:13px;background-color:var(--bg-secondary);color:var(--text-primary)}.emoji-picker-search-input::placeholder{color:var(--text-secondary)}.emoji-picker-categories{display:flex;gap:2px;padding:4px 8px;border-bottom:1px solid var(--border);overflow-x:auto}.emoji-picker-category-btn{padding:4px 6px;font-size:18px;border-radius:var(--radius-sm);flex-shrink:0;cursor:pointer;transition:background-color var(--transition-fast);line-height:1}.emoji-picker-category-btn:hover,.emoji-picker-category-btn.active{background-color:var(--bg-secondary)}.emoji-picker-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:2px;padding:8px;overflow-y:auto;flex:1}.emoji-picker-item{display:flex;align-items:center;justify-content:center;width:36px;height:36px;font-size:22px;border-radius:var(--radius-sm);cursor:pointer;transition:background-color var(--transition-fast);line-height:1}.emoji-picker-item:hover{background-color:var(--bg-secondary)}.emoji-picker-empty{grid-column:1 / -1;text-align:center;padding:20px;color:var(--text-secondary);font-size:13px}.recording-row{justify-content:center;align-items:center}.recording-indicator{display:flex;align-items:center;gap:8px;flex:1;justify-content:center}.recording-dot{width:10px;height:10px;border-radius:var(--radius-full);background-color:var(--danger);animation:recordingPulse 1s ease-in-out infinite}@keyframes recordingPulse{0%,to{opacity:1}50%{opacity:.3}}.recording-duration{font-size:15px;font-weight:500;color:var(--text-primary);font-variant-numeric:tabular-nums}.recording-cancel{color:var(--danger)!important}.recording-cancel:hover{color:var(--danger)!important;background-color:#e539351a}.recording-send{color:var(--accent)!important}.recording-send:hover{color:var(--accent-hover)!important}.recording-hint{font-size:13px;color:var(--text-secondary);flex:1;text-align:right;padding-right:8px;animation:pulseHint 1.5s ease-in-out infinite}@keyframes pulseHint{0%,to{opacity:.6}50%{opacity:1}}.mic-btn{touch-action:none;user-select:none;-webkit-user-select:none}.message-input-attach-wrapper,.message-input-emoji-wrapper{position:relative}.attach-menu{position:absolute;bottom:100%;left:0;margin-bottom:8px;background-color:var(--bg-primary);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:4px 0;min-width:180px;z-index:100}.attach-menu-item{display:flex;align-items:center;gap:12px;padding:10px 16px;font-size:14px;color:var(--text-primary);width:100%;text-align:left;transition:background-color var(--transition-fast);cursor:pointer;white-space:nowrap}.attach-menu-item:hover{background-color:var(--bg-secondary)}.attach-menu-item svg{width:20px;height:20px;color:var(--accent);flex-shrink:0}.drop-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1500;background-color:#00000080;display:flex;align-items:center;justify-content:center;pointer-events:none}.drop-overlay-content{display:flex;flex-direction:column;align-items:center;gap:12px;padding:32px 48px;background-color:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);color:var(--accent);font-size:16px;font-weight:500}.drop-overlay-icon{width:48px;height:48px}.upload-progress-bar{height:3px;background-color:var(--border);border-radius:2px;overflow:hidden;margin-top:4px}.upload-progress-bar-inner{height:100%;background-color:var(--accent);border-radius:2px;width:30%;animation:uploadProgress 1.5s ease-in-out infinite}@keyframes uploadProgress{0%{width:0%;margin-left:0}50%{width:60%;margin-left:20%}to{width:0%;margin-left:100%}}@media (max-width: 768px){.image-message{max-width:240px}.emoji-picker{width:280px}.emoji-picker-grid{grid-template-columns:repeat(7,1fr)}.voice-message,.file-message{min-width:160px}.file-message-name{max-width:120px}}.settings-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:200;animation:modalFadeIn .2s ease}.settings-modal{background-color:var(--bg-primary);border-radius:16px;box-shadow:var(--shadow-lg);width:480px;max-width:90vw;max-height:85vh;display:flex;flex-direction:column;animation:modalSlideIn .2s ease;overflow:hidden}.settings-modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);flex-shrink:0}.settings-modal-header h2{font-size:18px;font-weight:700;color:var(--text-primary)}.settings-modal-close{padding:6px;border-radius:50%;color:var(--text-secondary);transition:background-color .15s}.settings-modal-close:hover{background-color:var(--bg-secondary)}.settings-modal-close svg{width:20px;height:20px}.settings-modal-body{overflow-y:auto;padding:8px 20px 20px;flex:1}.settings-modal-body .settings-section{padding:16px 0;border-bottom:1px solid var(--border)}.settings-modal-body .settings-section:last-child{border-bottom:none}.settings-modal-body .settings-section-title{font-size:13px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}.settings-modal-body .settings-field{margin-bottom:12px}.settings-modal-body .settings-avatar-area{display:flex;justify-content:center;margin-bottom:16px}.settings-modal-body .settings-logout-btn{width:100%;padding:12px;border-radius:10px;background-color:transparent;color:var(--danger);font-size:15px;font-weight:500;border:1px solid var(--danger);margin-top:8px;transition:background-color .15s}.settings-modal-body .settings-logout-btn:hover{background-color:#e5393514}.settings-page{display:flex;flex-direction:column;height:100vh;height:var(--vh, 100vh);background-color:var(--bg-secondary);overflow:hidden}.settings-header{display:flex;align-items:center;gap:16px;padding:12px 16px;background-color:var(--bg-primary);border-bottom:1px solid var(--border);min-height:56px}.settings-back-btn{width:40px;height:40px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:var(--text-primary);flex-shrink:0}.settings-back-btn:hover{background-color:var(--bg-secondary)}.settings-back-btn svg{width:22px;height:22px}.settings-title{font-size:18px;font-weight:600;color:var(--text-primary)}.settings-content{flex:1;overflow-y:auto;padding:0 0 32px}.settings-section{background-color:var(--bg-primary);margin-top:12px;padding:16px 20px}.settings-section:first-child{margin-top:0}.settings-section-title{font-size:14px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.5px;margin-bottom:16px}.settings-avatar-area{display:flex;justify-content:center;margin-bottom:20px}.settings-avatar-wrapper{position:relative;cursor:pointer;border-radius:var(--radius-full);overflow:hidden}.settings-avatar-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background-color:#0006;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity var(--transition-fast);border-radius:var(--radius-full)}.settings-avatar-wrapper:hover .settings-avatar-overlay{opacity:1}.settings-avatar-overlay svg{width:28px;height:28px;color:#fff}.settings-field{margin-bottom:16px;position:relative}.settings-label{display:block;font-size:13px;font-weight:500;color:var(--accent);margin-bottom:6px}.settings-input{width:100%;padding:10px 12px;font-size:15px;color:var(--text-primary);background-color:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-md);transition:border-color var(--transition-fast)}.settings-input:focus{border-color:var(--accent)}.settings-input-readonly{color:var(--text-secondary);cursor:default}.settings-textarea{width:100%;padding:10px 12px;font-size:15px;color:var(--text-primary);background-color:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-md);resize:vertical;min-height:72px;line-height:1.4;transition:border-color var(--transition-fast)}.settings-textarea:focus{border-color:var(--accent)}.settings-char-count{position:absolute;right:8px;bottom:-18px;font-size:12px;color:var(--text-secondary)}.settings-save-btn{display:block;width:100%;padding:12px;margin-top:12px;font-size:15px;font-weight:600;color:#fff;background-color:var(--accent-bg);border-radius:var(--radius-md);text-align:center;transition:background-color var(--transition-fast)}.settings-save-btn:hover{background-color:var(--accent-hover)}.settings-save-btn:disabled{opacity:.6}.settings-toggle-row{display:flex;align-items:center;justify-content:space-between;padding:8px 0;gap:16px}.settings-toggle-info{display:flex;flex-direction:column;gap:2px;min-width:0}.settings-toggle-label{font-size:15px;font-weight:500;color:var(--text-primary)}.settings-toggle-desc{font-size:13px;color:var(--text-secondary)}.settings-switch{position:relative;display:inline-block;width:52px;height:30px;flex-shrink:0}.settings-switch input{opacity:0;width:0;height:0;position:absolute}.settings-switch-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--border);border-radius:15px;transition:background-color .3s ease}.settings-switch-slider:before{content:"";position:absolute;height:24px;width:24px;left:3px;bottom:3px;background-color:#fff;border-radius:var(--radius-full);transition:transform .3s ease;box-shadow:0 1px 3px #0003}.settings-switch input:checked+.settings-switch-slider{background-color:var(--accent-bg)}.settings-switch input:checked+.settings-switch-slider:before{transform:translate(22px)}.settings-switch input:disabled+.settings-switch-slider{opacity:.5;cursor:not-allowed}.settings-divider{height:1px;background-color:var(--border);margin:4px 0}.settings-sessions-loading,.settings-sessions-empty{font-size:14px;color:var(--text-secondary);padding:8px 0}.settings-sessions-list{display:flex;flex-direction:column;gap:2px}.settings-session-item{display:flex;align-items:center;justify-content:space-between;padding:10px 0;gap:12px;border-bottom:1px solid var(--border)}.settings-session-item:last-child{border-bottom:none}.settings-session-info{display:flex;flex-direction:column;gap:2px;min-width:0}.settings-session-device{font-size:14px;font-weight:500;color:var(--text-primary);display:flex;align-items:center;gap:8px}.settings-session-current{font-size:12px;font-weight:600;color:var(--accent);background-color:#3390ec1a;padding:2px 8px;border-radius:var(--radius-sm)}[data-theme=dark] .settings-session-current{background-color:#8774e126}.settings-session-meta{font-size:13px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.settings-session-terminate{font-size:13px;font-weight:500;color:var(--danger);padding:6px 12px;border-radius:var(--radius-sm);flex-shrink:0}.settings-session-terminate:hover{background-color:#e539351a}.settings-terminate-all-btn{display:block;width:100%;padding:10px;margin-top:12px;font-size:14px;font-weight:500;color:var(--danger);background-color:#e5393514;border-radius:var(--radius-md);text-align:center;transition:background-color var(--transition-fast)}.settings-terminate-all-btn:hover{background-color:#e5393526}.settings-about{padding:4px 0}.settings-about-name{font-size:16px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.settings-about-desc{font-size:14px;color:var(--text-secondary);margin-bottom:4px}.settings-about-version{font-size:13px;color:var(--text-secondary)}.settings-logout-btn{display:block;width:100%;padding:12px;font-size:15px;font-weight:600;color:var(--danger);text-align:center;border-radius:var(--radius-md);transition:background-color var(--transition-fast)}.settings-logout-btn:hover{background-color:#e5393514}@media (max-width: 768px){.settings-section{padding:14px 16px}.settings-header{padding:10px 12px}}.sm-profile{display:flex;flex-direction:column;align-items:center;padding:20px 16px 16px}.sm-profile-avatar{position:relative;cursor:pointer;border-radius:50%;overflow:hidden;width:72px;height:72px;margin-bottom:10px}.sm-profile-avatar-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background-color:#00000059;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s ease;border-radius:50%}.sm-profile-avatar:hover .sm-profile-avatar-overlay{opacity:1}.sm-profile-avatar-overlay svg{width:24px;height:24px;color:#fff}.sm-profile-name{font-size:18px;font-weight:700;color:var(--text-primary)}.sm-profile-sub{font-size:13px;color:var(--text-secondary);margin-top:1px}.sm-section-label{font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;padding:16px 4px 5px}.sm-card{background-color:var(--bg-secondary);border-radius:12px;overflow:hidden}.sm-row{display:flex;align-items:center;gap:10px;padding:8px 12px;min-height:40px;width:100%;text-align:left;background:none;border:none;color:inherit;font:inherit}.sm-row--action{cursor:pointer;transition:background-color .15s}.sm-row--action:hover{background-color:var(--border)}.sm-row-icon{width:26px;height:26px;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--accent);border-radius:6px;background-color:#2a7de114}[data-theme=dark] .sm-row-icon{background-color:#5eb5f71a}.sm-row-icon svg{width:16px;height:16px}.sm-row-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}.sm-row-label{font-size:14px;font-weight:500;color:var(--text-primary)}.sm-row-sub{font-size:12px;color:var(--text-secondary)}.sm-separator{height:.5px;background-color:var(--border);margin-left:48px}.sm-input{width:100%;padding:5px 8px;font-size:13px;color:var(--text-primary);background-color:var(--bg-primary);border:1px solid var(--border);border-radius:8px;margin-top:3px;transition:border-color .15s}.sm-input:focus{border-color:var(--accent);outline:none}.sm-textarea{width:100%;padding:5px 8px;font-size:13px;color:var(--text-primary);background-color:var(--bg-primary);border:1px solid var(--border);border-radius:8px;resize:vertical;min-height:40px;line-height:1.4;margin-top:3px;font-family:inherit;transition:border-color .15s}.sm-textarea:focus{border-color:var(--accent);outline:none}.sm-charcount{font-size:11px;color:var(--text-secondary);text-align:right;margin-top:1px}.sm-save-btn{display:block;width:100%;margin:10px 0 0;padding:10px;font-size:14px;font-weight:600;color:#fff;background-color:var(--accent-bg);border-radius:10px;border:none;text-align:center;cursor:pointer;transition:background-color .15s}.sm-save-btn:hover{background-color:var(--accent-hover)}.sm-save-btn:disabled{opacity:.5;cursor:default}.sm-terminate{font-size:12px;color:var(--danger);background:none;border:none;cursor:pointer;padding:4px 8px;border-radius:6px;flex-shrink:0;transition:background-color .15s}.sm-terminate:hover{background-color:#e5393514}.sm-logout{display:block;width:100%;margin:16px 0 0;padding:10px;font-size:14px;font-weight:600;color:var(--danger);background-color:var(--bg-secondary);border-radius:10px;border:none;text-align:center;cursor:pointer;transition:background-color .15s}.sm-logout:hover{background-color:#e5393514}.pwa-banner{position:fixed;bottom:0;left:0;right:0;z-index:1000;background-color:var(--accent);color:#fff;padding:0;animation:pwa-slide-up .35s ease-out;box-shadow:0 -2px 12px #00000026}@keyframes pwa-slide-up{0%{transform:translateY(100%);opacity:0}to{transform:translateY(0);opacity:1}}.pwa-banner-content{display:flex;align-items:center;gap:12px;padding:12px 16px;min-height:60px}.pwa-banner-close{width:28px;height:28px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:#fffc;flex-shrink:0;padding:0}.pwa-banner-close:hover{color:#fff;background-color:#ffffff26}.pwa-banner-close svg{width:18px;height:18px}.pwa-banner-text{flex:1;display:flex;flex-direction:column;gap:1px;min-width:0}.pwa-banner-title{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pwa-banner-subtitle{font-size:12px;opacity:.85}.pwa-banner-btn{padding:8px 18px;font-size:13px;font-weight:600;color:var(--accent);background-color:#fff;border-radius:var(--radius-md);white-space:nowrap;flex-shrink:0;transition:background-color var(--transition-fast)}.pwa-banner-btn:hover{background-color:#ffffffe6}.pwa-banner-dismiss{display:block;width:100%;padding:8px 16px;font-size:12px;color:#ffffffb3;text-align:center;border-top:1px solid rgba(255,255,255,.15)}.pwa-banner-dismiss:hover{color:#fff;background-color:#ffffff14}.pwa-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1100;background-color:#00000080;display:flex;align-items:center;justify-content:center;padding:20px;animation:pwa-fade-in .2s ease}@keyframes pwa-fade-in{0%{opacity:0}to{opacity:1}}.pwa-modal{position:relative;width:100%;max-width:420px;max-height:85vh;overflow-y:auto;background-color:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:28px 24px 24px;animation:pwa-modal-in .25s ease-out}@keyframes pwa-modal-in{0%{transform:scale(.95) translateY(10px);opacity:0}to{transform:scale(1) translateY(0);opacity:1}}.pwa-modal-close{position:absolute;top:12px;right:12px;width:32px;height:32px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:var(--text-secondary)}.pwa-modal-close:hover{background-color:var(--bg-secondary);color:var(--text-primary)}.pwa-modal-close svg{width:20px;height:20px}.pwa-instructions{display:flex;flex-direction:column;gap:16px}.pwa-modal-title{font-size:18px;font-weight:600;color:var(--text-primary);padding-right:28px;line-height:1.3}.pwa-steps{display:flex;flex-direction:column;gap:14px}.pwa-step{display:flex;align-items:flex-start;gap:14px}.pwa-step-number{width:30px;height:30px;border-radius:var(--radius-full);background-color:var(--accent);color:#fff;font-size:14px;font-weight:600;display:flex;align-items:center;justify-content:center;flex-shrink:0}.pwa-step-content{display:flex;align-items:center;gap:8px;min-height:30px;padding-top:4px;flex:1}.pwa-step-icon{flex-shrink:0;display:flex;align-items:center}.pwa-step-text{font-size:14px;color:var(--text-primary);line-height:1.4}.pwa-icon{width:22px;height:22px;color:var(--accent)}.pwa-note{font-size:14px;color:var(--text-secondary);line-height:1.5}.pwa-note-warning{color:var(--accent);font-weight:500;background-color:#3390ec14;padding:10px 14px;border-radius:var(--radius-md)}[data-theme=dark] .pwa-note-warning{background-color:#8774e11f}.pwa-copy-btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;font-size:14px;font-weight:600;color:#fff;background-color:var(--accent);border-radius:var(--radius-md);transition:background-color var(--transition-fast);align-self:flex-start}.pwa-copy-btn:hover{background-color:var(--accent-hover)}.pwa-install-action-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px 20px;font-size:15px;font-weight:600;color:#fff;background-color:var(--accent);border-radius:var(--radius-md);transition:background-color var(--transition-fast);margin-top:4px}.pwa-install-action-btn:hover{background-color:var(--accent-hover)}.pwa-install-action-btn svg{width:20px;height:20px}.settings-install-btn{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--accent);padding:6px 0;margin-top:8px;cursor:pointer;transition:color var(--transition-fast)}.settings-install-btn:hover{color:var(--accent-hover)}.settings-install-btn svg{width:18px;height:18px}@media (max-width: 768px){.pwa-modal{padding:24px 18px 20px;max-width:100%;border-radius:var(--radius-lg) var(--radius-lg) 0 0;max-height:90vh;position:fixed;bottom:0;left:0;right:0;animation:pwa-modal-slide-up .3s ease-out}@keyframes pwa-modal-slide-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}.pwa-modal-overlay{align-items:flex-end;padding:0}}.bottom-tab-bar{display:none;position:fixed;bottom:calc(8px + env(safe-area-inset-bottom,0px));left:16px;right:16px;z-index:100;height:62px;border-radius:31px;backdrop-filter:blur(28px) saturate(1.4);-webkit-backdrop-filter:blur(28px) saturate(1.4);background:#ffffffb8;box-shadow:0 4px 30px #0000001a,0 1px 6px #0000000a,inset 0 .5px #fff9;border:.5px solid rgba(255,255,255,.5)}[data-theme=dark] .bottom-tab-bar{background:#0e1621a6;box-shadow:0 4px 30px #00000059,0 1px 6px #0003,inset 0 .5px #ffffff0f;border:.5px solid rgba(255,255,255,.08)}@media (max-width: 768px){.bottom-tab-bar{display:flex;align-items:center;justify-content:space-around;padding:0 4px}}.bottom-tab-item{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;height:54px;gap:2px;color:#8e8e93;-webkit-tap-highlight-color:transparent;transition:color .25s ease,transform .15s ease;position:relative;padding:0 4px;background:none;border:none;border-radius:24px;cursor:pointer}.bottom-tab-item.active{color:var(--accent)}.bottom-tab-icon{position:relative;width:26px;height:26px;display:flex;align-items:center;justify-content:center}.bottom-tab-icon svg{width:26px;height:26px}.bottom-tab-label{font-size:10px;font-weight:600;line-height:1;white-space:nowrap;letter-spacing:.02em}.bottom-tab-avatar{position:relative;border-radius:50%}.bottom-tab-avatar img,.bottom-tab-avatar>div:first-child{border-radius:50%}.bottom-tab-avatar-ring{position:absolute;top:-2px;right:-2px;bottom:-2px;left:-2px;border-radius:50%;border:2px solid var(--accent);pointer-events:none}.bottom-tab-badge{position:absolute;top:-4px;right:-8px;min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:linear-gradient(135deg,#ff3b30,#ff6b6b);color:#fff;font-size:11px;font-weight:700;line-height:18px;text-align:center;white-space:nowrap;box-shadow:0 2px 6px #ff3b3059}.mobile-tab-content{display:none}@media (max-width: 768px){.mobile-tab-content{display:flex;flex-direction:column;flex:1;overflow:hidden;padding-bottom:0}.mobile-tab-content ::-webkit-scrollbar{display:none}.mobile-tab-content *{scrollbar-width:none}}.contact-list-container{display:flex;flex-direction:column;height:100%;overflow:hidden;background-color:var(--bg-primary)}.contact-list-header{padding:12px 16px;border-bottom:1px solid var(--border);min-height:56px;display:flex;align-items:center;justify-content:center;position:relative}.contact-list-title{font-size:17px;font-weight:700;color:var(--text-primary)}.contact-search{padding:8px 16px;border-bottom:1px solid var(--border)}.contact-search-wrapper{display:flex;align-items:center;gap:8px;background-color:#8e8e931f;border-radius:10px;padding:0 12px;height:36px}[data-theme=dark] .contact-search-wrapper{background-color:var(--bg-secondary)}.contact-search-wrapper svg{width:16px;height:16px;color:var(--text-secondary);flex-shrink:0}.contact-search-wrapper input{flex:1;font-size:16px;background:transparent;border:none;outline:none;color:var(--text-primary)}.contact-list-content{flex:1;overflow-y:auto;padding-bottom:20px}.contact-list-empty{display:flex;align-items:center;justify-content:center;height:100%;min-height:120px;color:var(--text-secondary);font-size:14px;padding:20px;text-align:center}.contact-list-item{display:flex;align-items:center;gap:12px;padding:10px 16px;width:100%;text-align:left;cursor:pointer;transition:background-color var(--transition-fast);border:none;background:none;color:inherit;min-height:44px;position:relative}.contact-list-item:hover,.contact-list-item:active{background-color:var(--bg-secondary)}.contact-list-item+.contact-list-item:after{content:"";position:absolute;top:0;left:70px;right:0;height:.5px;background-color:var(--border)}.contact-list-item-info{display:flex;flex-direction:column;gap:2px;min-width:0}.contact-list-item-name{font-size:16px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.contact-list-item-username{font-size:14px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.calls-placeholder{display:flex;align-items:center;justify-content:center;height:100%;background-color:var(--bg-primary)}.calls-placeholder-header{padding:12px 16px;border-bottom:1px solid var(--border);min-height:56px;display:flex;align-items:center;justify-content:center}.calls-placeholder-header-title{font-size:17px;font-weight:700;color:var(--text-primary)}.calls-placeholder-content{text-align:center;padding:32px}.calls-placeholder-icon{color:var(--text-secondary);opacity:.4;margin-bottom:16px;display:flex;justify-content:center}.calls-placeholder-title{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.calls-placeholder-subtitle{font-size:14px;color:var(--text-secondary)}.mobile-settings{display:flex;flex-direction:column;height:100%;overflow:hidden;background-color:var(--bg-secondary)}.mobile-settings-header{padding:12px 16px;background-color:var(--bg-primary);border-bottom:1px solid var(--border);min-height:56px;display:flex;align-items:center;justify-content:center;position:relative}.mobile-settings-title{font-size:17px;font-weight:700;color:var(--text-primary)}.mobile-settings-content{flex:1;overflow-y:auto;padding:0 0 80px}.ms-profile-card{display:flex;flex-direction:column;align-items:center;padding:24px 16px 20px;margin:12px 16px 0;background-color:var(--bg-primary);border-radius:14px;box-shadow:0 1px 4px #0000000f}.ms-profile-avatar{position:relative;cursor:pointer;border-radius:50%;overflow:hidden;width:80px;height:80px;margin-bottom:12px}.ms-profile-avatar-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background-color:#00000059;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s ease;border-radius:50%}.ms-profile-avatar:active .ms-profile-avatar-overlay{opacity:1}@media (hover: hover){.ms-profile-avatar:hover .ms-profile-avatar-overlay{opacity:1}}.ms-profile-avatar-overlay svg{width:26px;height:26px;color:#fff}.ms-profile-name{font-size:20px;font-weight:700;color:var(--text-primary);line-height:1.3;text-align:center}.ms-profile-username{font-size:15px;color:var(--text-secondary);margin-top:2px}.ms-profile-email{font-size:14px;color:var(--text-secondary);margin-top:2px}.ms-section-label{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;padding:20px 32px 6px}.ms-card{margin:0 16px;background-color:var(--bg-primary);border-radius:14px;overflow:hidden;box-shadow:0 1px 4px #0000000f}.ms-card-row{display:flex;align-items:center;gap:12px;padding:10px 16px;min-height:44px;width:100%;text-align:left;background:none;border:none;color:inherit;font:inherit;cursor:default}.ms-card-row--action{cursor:pointer;-webkit-tap-highlight-color:transparent}.ms-card-row--action:active{background-color:var(--bg-secondary)}.ms-card-row--bio{align-items:flex-start;padding-top:10px}.ms-row-icon{width:28px;height:28px;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--accent);border-radius:6px;background-color:#2a7de114}[data-theme=dark] .ms-row-icon{background-color:#5eb5f71a}.ms-row-icon svg{width:18px;height:18px}.ms-row-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.ms-row-label{font-size:15px;font-weight:500;color:var(--text-primary);line-height:1.3}.ms-row-subtitle{font-size:13px;color:var(--text-secondary);line-height:1.3}.ms-row-value{font-size:14px;color:var(--text-secondary);line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ms-row-input{width:100%;padding:6px 10px;font-size:14px;color:var(--text-primary);background-color:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;transition:border-color .15s ease;margin-top:2px}.ms-row-input:focus{border-color:var(--accent);outline:none}.ms-row-textarea{width:100%;padding:6px 10px;font-size:14px;color:var(--text-primary);background-color:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;resize:vertical;min-height:48px;line-height:1.4;transition:border-color .15s ease;margin-top:2px;font-family:inherit}.ms-row-textarea:focus{border-color:var(--accent);outline:none}.ms-row-charcount{font-size:12px;color:var(--text-secondary);text-align:right;margin-top:2px}.ms-card-separator{height:.5px;background-color:var(--border);margin-left:56px}.ms-save-btn{display:block;width:calc(100% - 32px);margin:12px auto 0;padding:12px;font-size:15px;font-weight:600;color:#fff;background-color:var(--accent-bg);border-radius:14px;border:none;text-align:center;transition:background-color .15s ease;cursor:pointer}.ms-save-btn:active{background-color:var(--accent-hover)}.ms-save-btn:disabled{opacity:.5;cursor:default}.ms-about{padding:14px 16px}.ms-about-name{font-size:16px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.ms-about-desc{font-size:14px;color:var(--text-secondary);margin-bottom:2px}.ms-about-version{font-size:13px;color:var(--text-secondary)}.ms-logout-btn{display:block;width:calc(100% - 32px);margin:20px auto 0;padding:14px;font-size:16px;font-weight:600;color:var(--danger);background-color:var(--bg-primary);border-radius:14px;border:none;text-align:center;cursor:pointer;box-shadow:0 1px 4px #0000000f;transition:background-color .15s ease}.ms-logout-btn:active{background-color:var(--bg-secondary)}.mobile-tab-spacer{display:none}@media (max-width: 768px){.mobile-tab-spacer{display:block;height:80px;flex-shrink:0}}@media (max-width: 768px){.sidebar-header-actions,.mobile-tab-content .new-chat-fab{display:none}}.network-status-banner{position:fixed;top:0;left:0;right:0;z-index:300;display:flex;align-items:center;justify-content:center;gap:8px;padding:6px 16px;font-size:13px;font-weight:500;color:#fff;animation:networkSlideDown .3s ease}@keyframes networkSlideDown{0%{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}.network-status-banner svg{width:16px;height:16px;flex-shrink:0}.network-status-offline{background-color:var(--danger)}.network-status-connecting{background-color:var(--accent)}.network-status-connected{background-color:var(--online);animation:networkSlideDown .3s ease,networkFadeOut .5s ease 1.5s forwards}@keyframes networkFadeOut{0%{opacity:1}to{opacity:0}}.network-status-spinner{animation:spin .8s linear infinite}.upload-progress{display:flex;align-items:center;gap:8px;padding:6px 8px;background-color:var(--bg-secondary);border-radius:var(--radius-sm);margin-bottom:4px}[data-theme=dark] .upload-progress{background-color:#ffffff0f}.upload-progress-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px}.upload-progress-name{font-size:12px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.upload-progress-percent{font-size:11px;color:var(--text-secondary);font-variant-numeric:tabular-nums}.upload-progress-track{flex:1;height:4px;background-color:var(--border);border-radius:2px;overflow:hidden;min-width:60px}.upload-progress-fill{height:100%;background-color:var(--accent);border-radius:2px;transition:width .2s ease}.upload-progress-cancel{width:24px;height:24px;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);border-radius:var(--radius-full);flex-shrink:0;cursor:pointer;transition:background-color var(--transition-fast)}.upload-progress-cancel:hover{background-color:#0000000f;color:var(--danger)}[data-theme=dark] .upload-progress-cancel:hover{background-color:#ffffff14}.upload-progress-cancel svg{width:14px;height:14px}.image-message-error{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;min-height:80px;min-width:120px;background-color:var(--bg-secondary);border-radius:var(--radius-md);color:var(--text-secondary);font-size:12px;padding:16px}.image-message-error svg{width:28px;height:28px;opacity:.5}.image-message-uploading{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background-color:#0000004d;border-radius:var(--radius-md);z-index:1}.image-message-skeleton{display:flex;align-items:center;justify-content:center;width:100%;height:100%;min-height:80px;background-color:var(--bg-secondary);border-radius:var(--radius-md);animation:skeletonPulse 1.5s ease-in-out infinite}.chat-list-skeleton{padding:8px 0}.chat-list-skeleton-item{display:flex;align-items:center;gap:12px;padding:10px 16px}.skeleton-avatar{width:48px;height:48px;border-radius:var(--radius-full);background-color:var(--bg-secondary);flex-shrink:0}.chat-list-skeleton-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}.chat-list-skeleton-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.skeleton-name{height:14px;width:120px;border-radius:4px;background-color:var(--bg-secondary)}.skeleton-time{height:12px;width:36px;border-radius:4px;background-color:var(--bg-secondary)}.skeleton-preview{height:12px;width:180px;border-radius:4px;background-color:var(--bg-secondary)}.skeleton-pulse{animation:skeletonPulse 1.5s ease-in-out infinite}@keyframes skeletonPulse{0%,to{opacity:.4}50%{opacity:.8}}.chat-list-skeleton-item:nth-child(2) .skeleton-pulse{animation-delay:.15s}.chat-list-skeleton-item:nth-child(3) .skeleton-pulse{animation-delay:.3s}.chat-list-skeleton-item:nth-child(4) .skeleton-pulse{animation-delay:.45s}@media (max-width: 768px){.network-status-banner{font-size:12px;padding:4px 12px}.chat-list-skeleton-item{padding:10px 16px}.skeleton-avatar{width:54px;height:54px}.skeleton-name{width:140px}.skeleton-preview{width:200px}}.chat-list-item-wrapper{animation:chatItemSlideIn .3s ease both}.chat-list-item-wrapper:nth-child(1){animation-delay:0s}.chat-list-item-wrapper:nth-child(2){animation-delay:.04s}.chat-list-item-wrapper:nth-child(3){animation-delay:.08s}.chat-list-item-wrapper:nth-child(4){animation-delay:.12s}.chat-list-item-wrapper:nth-child(5){animation-delay:.16s}.chat-list-item-wrapper:nth-child(6){animation-delay:.2s}.chat-list-item-wrapper:nth-child(7){animation-delay:.24s}.chat-list-item-wrapper:nth-child(8){animation-delay:.28s}.chat-list-item-wrapper:nth-child(n+9){animation-delay:.3s}@keyframes chatItemSlideIn{0%{opacity:0;transform:translate(-12px)}to{opacity:1;transform:translate(0)}}.chat-list-item{transition:background-color .2s ease,transform .15s ease}@media (min-width: 769px){.chat-list-item:hover:not(.active){transform:scale(1.005)}.chat-list-item:active{transform:scale(.995)}}.chat-header{animation:headerSlideIn .2s ease}@keyframes headerSlideIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.message-input-area{animation:inputSlideUp .2s ease}@keyframes inputSlideUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}button{transition:background-color .2s ease,transform .1s ease,color .2s ease,box-shadow .2s ease,opacity .2s ease}.new-chat-fab{animation:fabBounceIn .4s cubic-bezier(.34,1.56,.64,1)}.new-chat-fab:hover{transform:scale(1.08)!important;box-shadow:var(--shadow-lg)}.new-chat-fab:active{transform:scale(.95)!important}@keyframes fabBounceIn{0%{opacity:0;transform:scale(.3)}50%{opacity:1}to{transform:scale(1)}}.unread-badge{animation:badgePop .3s cubic-bezier(.34,1.56,.64,1)}@keyframes badgePop{0%{transform:scale(0)}to{transform:scale(1)}}.bottom-tab-icon{transition:transform .2s ease,color .2s ease}.bottom-tab-item:active .bottom-tab-icon{transform:scale(.85)}.message-context-menu{animation:contextMenuIn .15s cubic-bezier(.16,1,.3,1);transform-origin:top left}.message-row.outgoing .message-context-menu{transform-origin:top right}@keyframes contextMenuIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.modal-overlay{animation:modalOverlayIn .25s ease}.modal-content{animation:modalContentIn .3s cubic-bezier(.16,1,.3,1)}@keyframes modalOverlayIn{0%{opacity:0}to{opacity:1}}@keyframes modalContentIn{0%{opacity:0;transform:scale(.94) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.typing-indicator{animation:typingFadeIn .2s ease}@keyframes typingFadeIn{0%{opacity:0}to{opacity:1}}.date-separator{animation:dateSepFadeIn .3s ease}@keyframes dateSepFadeIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.settings-modal-overlay{animation:modalOverlayIn .2s ease}.settings-modal{animation:modalContentIn .3s cubic-bezier(.16,1,.3,1)}.chat-view-wrapper{animation:chatViewFadeIn .2s ease}@keyframes chatViewFadeIn{0%{opacity:0}to{opacity:1}}@media (min-width: 769px){.chat-header-clickable:hover>div:first-child{transition:transform .2s ease;transform:scale(1.05)}}.image-message img{transition:opacity .3s ease,transform .3s ease}.image-message:hover img{transform:scale(1.02)}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.call-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:500;display:flex;align-items:center;justify-content:center}.call-incoming-overlay{background:#000000bf;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.call-incoming-card{display:flex;flex-direction:column;align-items:center;padding:40px 32px;max-width:320px;width:90%}.call-incoming-avatar-wrap{position:relative;width:80px;height:80px;margin-bottom:24px}.call-incoming-avatar-wrap>div:first-of-type:not(.call-pulse-ring){position:relative;z-index:2}.call-pulse-ring{position:absolute;top:-10px;right:-10px;bottom:-10px;left:-10px;border-radius:50%;border:2px solid rgba(255,255,255,.25);animation:callPulse 2s ease-out infinite;z-index:1}.call-pulse-ring-2{animation-delay:.5s}.call-pulse-ring-3{animation-delay:1s}@keyframes callPulse{0%{transform:scale(1);opacity:.7}to{transform:scale(1.8);opacity:0}}.call-incoming-name{font-size:20px;font-weight:700;color:#fff;text-align:center;margin-bottom:4px}.call-incoming-type{font-size:14px;color:#fff9;margin-bottom:48px}.call-incoming-actions{display:flex;align-items:center;justify-content:center;gap:48px}.call-btn{display:flex;flex-direction:column;align-items:center;gap:8px;background:none;border:none;cursor:pointer;color:#fff;-webkit-tap-highlight-color:transparent}.call-btn svg{width:28px;height:28px}.call-btn span{font-size:12px;font-weight:500;opacity:.8}.call-btn-reject svg,.call-btn-accept svg{width:30px;height:30px;padding:17px;box-sizing:content-box;border-radius:50%;transition:transform .15s ease,box-shadow .15s ease}.call-btn-reject svg{background:#e53935;box-shadow:0 4px 16px #e5393566}.call-btn-accept svg{background:#2cc44d;box-shadow:0 4px 16px #2cc44d66}.call-btn-reject:active svg,.call-btn-accept:active svg{transform:scale(.92)}.call-active-overlay{background:#0a0e14;flex-direction:column}.call-active-top{display:flex;flex-direction:column;align-items:center;padding-top:calc(48px + env(safe-area-inset-top,0px))}.call-active-name{font-size:20px;font-weight:700;color:#fff}.call-active-status{font-size:14px;color:#ffffff80;margin-top:4px}.call-active-center{flex:1;display:flex;align-items:center;justify-content:center}.call-active-controls{display:flex;align-items:center;justify-content:center;gap:24px;padding:24px 16px calc(40px + env(safe-area-inset-bottom,0px))}.call-control-btn{display:flex;flex-direction:column;align-items:center;gap:6px;background:none;border:none;cursor:pointer;color:#fff;-webkit-tap-highlight-color:transparent}.call-control-btn svg{width:24px;height:24px;padding:14px;box-sizing:content-box;border-radius:50%;background:#ffffff1f;transition:transform .15s ease,background .15s ease}.call-control-btn:active svg{transform:scale(.92)}.call-control-btn span{font-size:11px;font-weight:500;opacity:.7}.call-control-btn-off svg{background:#ffffff4d}.call-control-btn-end svg{background:#e53935;width:28px;height:28px;padding:18px;box-shadow:0 4px 16px #e5393566}.call-history-list{flex:1;overflow-y:auto;padding-bottom:80px}.call-history-item{display:flex;align-items:center;gap:12px;padding:10px 16px;width:100%;text-align:left;cursor:pointer;transition:background-color var(--transition-fast);border:none;background:none;color:inherit;min-height:58px;position:relative}.call-history-item:hover,.call-history-item:active{background-color:var(--bg-secondary)}.call-history-item+.call-history-item:after{content:"";position:absolute;top:0;left:70px;right:0;height:.5px;background-color:var(--border)}.call-history-item-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.call-history-item-name{font-size:16px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.call-history-item-name.call-history-missed{color:var(--danger)}.call-history-item-meta{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-secondary)}.call-history-item-meta svg{width:14px;height:14px}.call-history-direction{display:flex;align-items:center}.call-history-direction.call-history-missed{color:var(--danger)}.call-history-direction.call-history-outgoing{color:var(--online)}.call-history-direction.call-history-incoming{color:var(--accent)}.call-history-item-type{display:flex;align-items:center;color:var(--text-secondary)}.call-history-missed-label{color:var(--danger);font-size:13px}.call-history-item-time{font-size:13px;color:var(--text-secondary);white-space:nowrap;flex-shrink:0}.chat-header-call-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:none;border:none;color:var(--accent);cursor:pointer;transition:background-color var(--transition-fast);-webkit-tap-highlight-color:transparent;margin-right:4px;flex-shrink:0}.chat-header-call-btn:hover,.chat-header-call-btn:active{background-color:var(--bg-secondary)}.chat-header-call-btn svg{width:22px;height:22px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%;text-size-adjust:100%;height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-secondary);color:var(--text-primary);line-height:1.5;height:100%;overflow:hidden;transition:background-color var(--transition-normal),color var(--transition-normal);overscroll-behavior:none}#root{height:100%;overflow:hidden}a{color:var(--accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-hover)}input,textarea,select{font-family:inherit;font-size:16px;color:var(--text-primary);background-color:transparent;border:none;outline:none;-webkit-text-size-adjust:100%}@supports (-webkit-touch-callout: none){input,textarea,select{font-size:16px!important}}input::placeholder,textarea::placeholder{color:var(--text-secondary)}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;outline:none;background:none;color:inherit;transition:background-color var(--transition-fast),opacity var(--transition-fast)}button:disabled{cursor:not-allowed;opacity:.5}ul,ol{list-style:none}img{max-width:100%;display:block}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--text-secondary);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-primary)}*{scrollbar-width:thin;scrollbar-color:var(--text-secondary) transparent}@media (max-width: 768px){::-webkit-scrollbar{display:none}*{scrollbar-width:none}}