:root{color-scheme:light;--canvas: #f5f7fb;--surface: #ffffff;--sidebar: #ffffff;--text: #172334;--muted: #64748b;--border: #e3e8f0;--accent: #0078d4;--accent-hover: #026ec1;--accent-text: #0067b8;--selection: #eaf3ff;--success: #2f9e5b;--success-hover: #288650;--danger: #d3383f;--danger-hover: #b52c33}:root[data-theme=dark]{color-scheme:dark;--canvas: #1f1f1f;--surface: #252526;--sidebar: #181818;--text: #e5e5e5;--muted: #a6a6ae;--border: #343438;--accent: #0078d4;--accent-hover: #026ec1;--accent-text: #6cb8f6;--selection: #20364b;--success: #38a169;--success-hover: #2f8f5c;--danger: #e5484d;--danger-hover: #d13439}:root{--bg: var(--canvas);--hover: color-mix(in srgb, var(--text) 6%, var(--surface));--danger-bg: color-mix(in srgb, var(--danger) 12%, var(--surface));--success-bg: color-mix(in srgb, var(--success) 12%, var(--surface));--warning: #806000;--warning-bg: #fff8e1;--control-height: 40px;--control-radius: 10px;--input-font-size: .875rem;--input-placeholder-color: var(--muted)}:root[data-theme=dark]{--input-placeholder-color: #8f8f99;--warning: #e4bf64;--warning-bg: #393020}.ui-field{display:grid;gap:7px;min-width:0}.ui-field>label{color:var(--muted);font-size:13px;font-weight:600}.ui-field>small{color:var(--muted);font-size:12px}.ui-field>small.ui-error{color:var(--danger)}.ui-selection-option,.ui-action-card{display:flex;align-items:center;gap:12px;width:100%;min-width:0;min-height:60px;margin:0;padding:8px 10px;text-align:left;border:1px solid var(--border);border-radius:12px;color:var(--text);background:var(--surface)}.ui-selection-option:hover:not(:disabled),.ui-action-card:hover:not(:disabled),.ui-selection-option[aria-pressed=true]{border-color:var(--accent);background:var(--selection)}.ui-option-leading{display:grid;place-items:center;flex:0 0 42px;height:42px}.ui-option-leading img{width:42px;height:42px;object-fit:cover;border-radius:50%}.ui-option-copy{display:grid;gap:3px;min-width:0;flex:1}.ui-option-copy strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.ui-option-copy small,.ui-option-status{font-size:12px;font-weight:400;color:var(--muted);overflow-wrap:anywhere}.ui-option-check{display:grid;place-items:center;flex:0 0 26px;height:26px;border:1px solid var(--border);border-radius:50%;color:transparent}.ui-selection-option[aria-pressed=true] .ui-option-check{color:#fff;background:var(--accent);border-color:var(--accent)}.ui-selection-chip,.ui-button.ui-selection-chip{display:inline-flex;align-items:center;gap:5px;min-width:0;max-width:100%;min-height:32px;padding:3px 8px 3px 4px;margin:0;border:1px solid var(--border);border-radius:999px;color:var(--text);background:var(--surface);font-size:12px}button.ui-selection-chip:hover:not(:disabled){background:var(--selection);border-color:var(--accent)}.ui-chip-leading,.ui-chip-leading img{display:block;width:22px;height:22px;flex:0 0 22px;border-radius:50%;object-fit:cover}.ui-chip-label{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ui-selection-summary{display:grid;gap:10px;min-width:0;padding:14px;border-radius:14px;background:var(--canvas)}.ui-selection-heading{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:8px}.ui-selection-heading span{font-size:12px;color:var(--muted)}.ui-selection-chips{display:flex;flex-wrap:wrap;align-content:start;gap:7px;min-width:0}.ui-selection-chip>svg{flex-shrink:0}.ui-empty-state{display:grid;justify-items:center;gap:6px;padding:24px 12px;text-align:center;color:var(--muted);font-size:13px;overflow-wrap:anywhere}.ui-empty-state strong{color:var(--text);font-size:14px}.ui-notice{display:flex;align-items:start;gap:8px;padding:12px 14px;border-radius:12px;color:var(--accent-text);background:var(--selection);font-size:13px;line-height:1.6;overflow-wrap:anywhere}.ui-notice>svg{flex-shrink:0;margin-top:2px}.ui-notice>div{min-width:0}.ui-notice-danger{color:var(--danger);background:var(--danger-bg)}.ui-notice-warning{color:var(--warning);background:var(--warning-bg)}.ui-action-card{padding:14px}.ui-action-icon{flex:0 0 auto;color:var(--accent-text)}.ui-action-card .ui-option-copy strong{white-space:normal}.ui-avatar-choice{position:relative;aspect-ratio:1;min-width:0;padding:0;margin:0;border:0;border-radius:50%;background:transparent}.ui-avatar-choice img{display:block;width:100%;height:100%;border-radius:50%;object-fit:cover}.ui-avatar-choice:hover:not(:disabled),.ui-avatar-choice[aria-pressed=true]{box-shadow:0 0 0 2px var(--surface),0 0 0 4px var(--accent)}.ui-avatar-current{position:absolute;right:-2px;bottom:-2px;display:grid;place-items:center;width:15px;height:15px;border-radius:50%;color:#fff;background:var(--accent);box-shadow:0 0 0 2px var(--canvas)}.ui-avatar-editor{display:grid;justify-items:center;gap:4px;flex:0 0 auto;padding:0;margin:0;border:0;background:transparent;color:var(--accent-text)}.ui-avatar-editor>span:last-child{font-size:11px}.ui-avatar-editor:hover:not(:disabled){color:var(--text)}@media(pointer:coarse){button.ui-selection-chip{min-height:44px}}@layer ui-layout{:where(*){-webkit-user-select:none;user-select:none}}:where(input,textarea,[contenteditable=true],.selectable-text,.selectable-text *){-webkit-user-select:text;user-select:text}.ui-notice-danger,.ui-notice-danger *{-webkit-user-select:text;user-select:text}@layer ui-layout,app;@layer ui-layout{.ui-button:not(.ui-button-selection){display:inline-flex}}.ui-button.theme-toggle.theme-toggle-switch{position:relative;flex:0 0 auto;width:48px;min-width:48px;height:28px;min-height:28px;padding:3px;border:0;border-radius:999px;background:color-mix(in srgb,var(--muted) 80%,var(--surface))}.ui-button.theme-toggle-switch[aria-checked=true]{background:var(--accent)}.ui-button.theme-toggle-switch:is(:hover,:focus-visible,:active):not(:disabled){background:color-mix(in srgb,var(--muted) 90%,var(--surface))}.ui-button.theme-toggle-switch[aria-checked=true]:is(:hover,:focus-visible,:active):not(:disabled){background:var(--accent-hover)}.theme-toggle-thumb{position:absolute;left:3px;top:3px;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#fff;color:#172334;transition:transform .18s ease-out}[aria-checked=true]>.theme-toggle-thumb{transform:translate(20px)}@media(pointer:coarse){.ui-button.theme-toggle-switch:before{content:"";position:absolute;inset:-8px -2px}}@media(prefers-reduced-motion:reduce){.theme-toggle-thumb{transition:none}}.ui-button{font:inherit;font-weight:600;cursor:pointer;transition:background-color .15s ease,border-color .15s ease,color .15s ease}.ui-button:not(.ui-button-selection){align-items:center;justify-content:center;gap:8px;min-height:var(--control-height);margin:0;padding:8px 16px;border:1px solid var(--button-border, var(--border));border-radius:var(--control-radius);line-height:1.4;overflow-wrap:anywhere}.ui-button-primary{color:#fff;background:var(--accent);--button-border: var(--accent)}.ui-button-primary:hover:not(:disabled){background:var(--accent-hover)}.ui-button-secondary{color:var(--text);background:var(--surface)}.ui-button-secondary:hover:not(:disabled){background:var(--hover)}.ui-button-ghost{color:var(--muted);background:transparent}.ui-button-ghost:is(:hover,:focus-visible,:active):not(:disabled){color:var(--accent-text);background:var(--selection)}.ui-button-danger{color:var(--danger);background:transparent;--button-border: color-mix(in srgb, var(--danger) 45%, var(--border))}.ui-button-danger:hover:not(:disabled){color:#fff;background:var(--danger)}.ui-button.ui-button-small{min-height:32px;padding:5px 10px;font-size:13px}.ui-button.ui-icon-button{flex:0 0 auto;width:var(--icon-size, var(--icon-default-size, 34px));height:var(--icon-size, var(--icon-default-size, 34px));min-width:var(--icon-size, var(--icon-default-size, 34px));min-height:var(--icon-size, var(--icon-default-size, 34px));padding:0;border-radius:var(--icon-radius, 8px)}.ui-icon-button-circle{--icon-size: 48px;--icon-radius: 50%}.ui-button.ui-button-ghost{border-color:transparent}.ui-button:disabled,.ui-input:disabled{opacity:.55;cursor:not-allowed}.ui-button[aria-busy=true]{cursor:wait}.ui-button:focus-visible,.ui-input:focus-visible,.ui-search:focus-within{outline:2px solid var(--accent-text);outline-offset:2px}.ui-input:not([type=file]):not([type=checkbox]):not([type=radio]):not([hidden]){min-width:0;width:100%;min-height:var(--input-min-height, var(--control-height));padding:var(--input-padding, 8px 12px);border:1px solid var(--input-border, var(--border));border-radius:var(--control-radius);background:var(--surface);color:var(--text);font:inherit;font-size:var(--input-font-size);line-height:var(--input-line-height, 1.4)}.ui-input::placeholder{color:var(--input-placeholder-color);font-weight:400;font-style:normal;opacity:1}.ui-input[aria-invalid=true]{--input-border: var(--danger)}.ui-input[type=checkbox],.ui-input[type=radio]{accent-color:var(--accent);width:auto}.ui-textarea{resize:vertical}.ui-textarea-composer{--input-min-height: 48px;--input-padding: 12px 15px;--input-line-height: 22px;height:48px;max-height:202px;resize:none;overflow-y:hidden}.ui-search{display:flex;align-items:center;gap:8px;min-width:0;min-height:var(--control-height);padding:3px 8px;border:1px solid var(--border);border-radius:var(--control-radius);background:var(--surface);color:var(--muted)}.ui-search>.ui-input:not([type=file]):not([type=checkbox]):not([type=radio]):not([hidden]){flex:1;width:0;min-height:32px;padding:4px 0;border:0;border-radius:0;background:transparent;outline:none}.ui-search>svg,.ui-search>.ui-button{flex-shrink:0}.ui-modal{position:fixed;inset:0;width:min(var(--modal-width, 520px),calc(100% - 40px));max-width:none;max-height:min(var(--modal-height, 720px),calc(100dvh - 40px));min-height:0;margin:auto;padding:0;overflow:hidden;border:1px solid var(--border);border-radius:18px;background:var(--surface);color:var(--text);box-shadow:0 24px 70px #0000003d;font:inherit}.ui-modal[open]{display:flex;flex-direction:column;animation:ui-modal-pop .18s ease-out}.ui-modal::backdrop{background:color-mix(in srgb,var(--canvas) 68%,transparent);-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px)}.desktop-modal-layer{position:fixed;inset:var(--desktop-titlebar-height) 0 0;background:color-mix(in srgb,var(--canvas) 68%,transparent);-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px)}.desktop-modal-layer>.ui-modal{position:absolute;inset:0;max-height:min(var(--modal-height, 720px),calc(100dvh - var(--desktop-titlebar-height) - 40px))}.desktop-modal-layer>.ui-modal-fullscreen{height:calc(100dvh - var(--desktop-titlebar-height) - 40px)}.ui-modal-narrow{--modal-width: 440px}.ui-modal-wide{--modal-width: 680px}.ui-modal-lan{--modal-width: 860px}.ui-modal-columns{--modal-width: 920px;--modal-height: 780px}.ui-modal-header{display:flex;align-items:center;gap:12px;flex:0 0 auto;padding:16px 20px;border-bottom:1px solid var(--border)}.ui-modal-heading{flex:1;min-width:0;overflow-wrap:anywhere}.ui-modal-heading h2{margin:0;font-size:17px;line-height:1.4}.ui-modal-heading p{margin:4px 0 0;color:var(--muted);font-size:13px;line-height:1.6;white-space:pre-wrap}.ui-modal-icon{display:grid;place-items:center;flex:0 0 40px;height:40px;border-radius:12px;color:var(--accent-text);background:var(--selection)}.ui-modal-icon-danger{color:var(--danger);background:var(--danger-bg)}.ui-modal-body{flex:1 1 auto;min-width:0;min-height:0;overflow:auto;overscroll-behavior:contain;padding:18px 20px 20px}.ui-modal-footer{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:12px;flex:0 0 auto;min-height:64px;padding:12px 20px;border-top:1px solid var(--border);background:var(--surface)}.ui-modal-footer-actions>span:first-child{margin-right:auto;color:var(--muted);font-size:13px}.ui-modal-footer-note{justify-content:flex-start;flex-wrap:nowrap;color:var(--muted);font-size:13px}.ui-modal-footer-note>span:first-child{flex-shrink:0}.ui-confirm .ui-modal-header{flex-shrink:1;overflow:auto;align-items:start;border:0}.ui-confirm .ui-modal-footer{flex-wrap:nowrap}.ui-error{color:var(--danger);margin:0;overflow-wrap:anywhere}.ui-modal :where(section){margin:0}@keyframes ui-modal-pop{0%{opacity:0;transform:translateY(8px) scale(.98)}}@media(max-width:700px){.ui-modal{width:calc(100% - 24px);max-height:calc(100dvh - 24px)}.ui-modal-header{padding:14px 16px}.ui-modal-body{padding:16px}.ui-modal-footer{padding:12px 16px}.ui-modal-sheet{width:100%;margin:auto 0 0;max-height:92dvh;border-radius:18px 18px 0 0}.ui-modal-fullscreen{width:100%;height:100dvh;max-height:100dvh;margin:0;border:0;border-radius:0}.ui-modal-sheet>.ui-modal-footer,.ui-modal-fullscreen>.ui-modal-footer{padding-bottom:max(12px,env(safe-area-inset-bottom))}}@media(pointer:coarse){:root{--control-height: 44px}.ui-button.ui-icon-button{--icon-default-size: 44px}}@media(prefers-reduced-motion:reduce){.ui-modal[open]{animation:none}.ui-button,.ui-input{transition:none}}*{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:var(--border) transparent}body{margin:0;background:var(--canvas);color:var(--text);font-family:Segoe UI Variable,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}.brand{font-weight:700}@layer app{.desktop-app-frame{--desktop-titlebar-height: 42px;--z-modal: 40;display:flex;flex-direction:column;width:100%;height:100vh;min-height:0;overflow:hidden;background:var(--canvas)}.desktop-titlebar{display:flex;align-items:center;justify-content:space-between;flex:0 0 var(--desktop-titlebar-height);height:var(--desktop-titlebar-height);padding-left:14px;box-shadow:inset 0 -1px var(--border);background:var(--surface);color:var(--muted);-webkit-user-select:none;user-select:none;cursor:default}.desktop-titlebar-brand{display:inline-flex;align-items:center;gap:8px;color:var(--text);font-size:13px;font-weight:600}.desktop-titlebar-brand img{display:block;width:18px;height:18px;border-radius:5px}.desktop-window-controls{display:flex;align-self:stretch;flex-shrink:0;height:100%}.desktop-window-controls button{display:inline-flex;align-items:center;justify-content:center;flex:0 0 46px;width:46px;height:100%;margin:0;padding:0;border:0;border-radius:0;appearance:none;background:transparent;color:var(--text);cursor:default;transition:background-color .15s ease,color .15s ease}.desktop-window-controls button:hover{background:color-mix(in srgb,var(--text) 10%,var(--surface))}.desktop-window-controls button:active{background:color-mix(in srgb,var(--text) 16%,var(--surface))}.desktop-window-controls button:focus-visible{outline:2px solid var(--accent-text);outline-offset:-2px}.desktop-window-controls .desktop-window-close:hover{background:#c42b1c;color:#fff}.desktop-window-controls .desktop-window-close:active{background:#a52317;color:#fff}@media(prefers-reduced-motion:reduce){.desktop-window-controls button{transition:none}}.desktop-app-frame>.app-shell{flex:1 1 0;width:100%;max-width:none;min-height:0;height:auto;margin:0;padding:0}.desktop-app-frame>.app-shell.authenticated{flex:1 1 auto}.desktop-app-frame>.app-shell.authenticated .chat-shell{height:100%}.desktop-app-frame>.login-page{flex:1 1 0;min-height:0;height:auto}.desktop-app-frame>.login-page>.login-hero{min-height:0;height:100%}.desktop-app-frame>.login-page>.login-panel{min-height:0;height:100%}}@layer app{.login-page{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);width:100%;min-height:100vh;margin:0;padding:0;background:var(--canvas)}.login-page>section{margin-top:0;border-radius:0}.login-hero{position:relative;isolation:isolate;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:34px;min-height:100vh;padding:clamp(40px,8vw,112px);padding-bottom:calc(clamp(40px,8vw,112px) + 8vh);overflow:hidden;border-right:1px solid var(--border);background:var(--surface);color:var(--text)}.login-hero:before,.login-hero:after{position:absolute;z-index:-1;content:"";border-radius:50%;pointer-events:none}.login-hero:before{width:min(42vw,520px);height:min(42vw,520px);right:-24%;bottom:-18%;border:1px solid color-mix(in srgb,var(--accent) 22%,transparent);box-shadow:0 0 0 28px color-mix(in srgb,var(--accent) 5%,transparent),0 0 0 58px color-mix(in srgb,var(--accent) 3%,transparent)}.login-hero:after{width:180px;height:180px;top:-76px;left:-76px;background:var(--selection)}.login-hero-mark{display:flex;align-items:center;gap:20px}.login-logo-frame{display:grid;place-items:center;width:112px;height:112px;border:1px solid var(--border);border-radius:30px;background:var(--canvas);box-shadow:0 18px 42px color-mix(in srgb,var(--text) 8%,transparent)}.login-logo{width:76px;height:76px;border-radius:21px}.login-hero-name{display:grid;gap:6px}.login-hero-name span{color:var(--accent-text);font-size:13px;font-weight:700;letter-spacing:.12em}.login-hero-name h1{margin:0;color:var(--text);font-size:clamp(38px,5vw,62px);line-height:1}.login-hero-copy{display:grid;gap:14px;padding-left:4px}.login-hero-copy p{margin:0;color:var(--muted);font-size:16px}.login-hero-status{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}.login-hero-status i{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 12%,transparent)}.login-panel{position:relative;display:flex;flex-direction:column;background:var(--canvas);padding:24px}.login-panel-top{position:absolute;top:24px;right:24px;display:flex;justify-content:flex-end}.login-body{width:min(340px,100%);margin:auto;display:grid;gap:14px}.login-body h1{margin:0;color:var(--text);font-size:24px}.login-body form{display:grid;gap:14px;max-width:none}.login-body label{display:grid;gap:7px;font-weight:600;color:var(--text)}.pow-line{display:flex;align-items:center;min-height:36px;gap:8px;color:var(--muted);font-size:13px}.pow-failed-icon{color:var(--danger)}.pow-line.ready{color:var(--success)}.pow-spinner{display:inline-block;width:14px;height:14px;flex:0 0 14px;border:2px solid color-mix(in srgb,var(--accent) 22%,transparent);border-top-color:var(--accent);border-radius:50%;animation:pow-rotate .8s linear infinite}@keyframes pow-rotate{to{transform:rotate(360deg)}}.pow-retry{display:inline-flex;align-items:center;justify-content:center;width:30px}.login-error-slot{min-height:20px;margin:0;color:var(--danger);font-size:12.5px;font-weight:400;line-height:20px;visibility:hidden}.login-error-slot.visible{visibility:visible}.login-checking-shell{display:flex;align-items:center;justify-content:center;width:100%;max-width:none;min-height:100vh;min-height:100dvh;margin:0}.login-checking{margin:0;text-align:center;color:var(--muted)}@media(max-width:860px){.login-page{grid-template-columns:1fr}.login-hero{min-height:auto;align-items:center;gap:20px;padding:44px 24px 32px;border-right:0;border-bottom:1px solid var(--border)}.login-logo-frame{width:78px;height:78px;border-radius:22px}.login-logo{width:54px;height:54px;border-radius:15px}.login-hero-mark{gap:14px}.login-hero-name h1{font-size:34px}.login-hero-copy{justify-items:center;padding-left:0}.login-body{margin:24px auto}}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:32px;border-bottom:1px solid var(--border)}.topbar strong{font-size:22px}.topbar span,.topbar small{color:var(--muted)}.login-card{max-width:540px}form{display:grid;gap:18px;max-width:520px}label{display:grid;gap:7px;font-weight:600}.error{color:var(--danger);font-weight:600}.issued{padding:16px;border-radius:10px;background:var(--selection);color:var(--text);overflow-wrap:anywhere}code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere}.table-scroll{overflow-x:auto}.pin-options{display:flex;flex-wrap:wrap;gap:16px;margin:18px 0}.pin-options label{width:170px}table{border-collapse:collapse;width:100%;min-width:580px}th,td{text-align:left;border-bottom:1px solid var(--border);padding:12px 8px;vertical-align:top}td small{display:block;color:var(--muted);padding-top:4px;overflow-wrap:anywhere}ul{padding-left:22px;line-height:1.8}@media(max-width:640px){.app-shell{padding:20px}.topbar{padding-bottom:20px}section{margin-top:20px}}h2{font-size:22px}.app-shell.authenticated{max-width:none;width:100%;height:100vh;height:100dvh;padding:0;overflow:hidden}html:has(.app-shell.authenticated),body:has(.app-shell.authenticated){overflow:hidden;overscroll-behavior:none}}@layer app{.authenticated-only{display:none}.chat-shell{display:grid;grid-template-columns:360px 1fr;height:100vh;background:var(--surface)}.conversation-panel{display:flex;flex-direction:column;border-right:1px solid var(--border);background:var(--sidebar);min-width:0}.profile{padding:24px;display:flex;justify-content:space-between;align-items:center}.profile span{font-size:12px}.profile .online{color:var(--accent-text)}.profile .offline{color:var(--muted)}.conversation-panel nav{flex:1;overflow:auto}.conversation-panel nav button{width:100%;margin:0;min-height:80px;padding:18px 22px;border-radius:0;text-align:left;background:transparent;color:var(--text)}.conversation-panel nav button:hover,.conversation-panel nav button.active{background:var(--selection)}.signout{margin:16px 20px;background:transparent;color:var(--muted);border:1px solid var(--border)}.message-panel{margin:0;padding:0;border-radius:0;min-width:0;display:flex;flex-direction:column}.message-panel>header{padding:16px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px}.message-panel h1{margin:0;font-size:22px}.message-list{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:10px;background:var(--canvas)}.message-time-divider{align-self:center;margin:10px 0 2px;padding:4px 10px;border-radius:999px;background:color-mix(in srgb,var(--text) 7%,transparent);color:var(--muted);font-size:11px;line-height:1.3}.message-list .message-bubble>time{display:none}.message-list 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8px;min-height:0;overscroll-behavior-y:contain}.conversation-panel nav button{padding:11px 12px}.message-panel>header{flex-shrink:0;min-height:77px;display:flex;align-items:center;padding:18px 32px;background:var(--sidebar)}.message-panel h1{font-size:18px;font-weight:600}.message-list{overscroll-behavior-y:contain;padding:28px clamp(18px,4vw,64px);gap:14px;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.message-viewport{position:relative;flex:1;min-height:0;display:flex}.message-viewport>.message-list{min-height:0;min-width:0;overflow-anchor:none;padding-bottom:72px}.message-content{display:flex;flex-direction:column;gap:14px;flex:0 0 auto;min-height:100%}.message-history-status{align-self:center;color:var(--muted);font-size:12px;padding:8px 12px;min-height:32px}.message-history-header{display:flex;align-items:center;justify-content:center;flex:0 0 36px;height:36px;background:var(--canvas)}.conversation-search-status{padding:8px 12px;font-size:12px;color:var(--muted)}.conversation-panel nav .conversation-search-status button{min-height:36px;padding:8px 0;font-size:inherit}.message-unread-divider{display:flex;align-items:center;gap:12px;color:var(--accent-text);font-size:12px;padding-block:8px}.message-unread-divider:before,.message-unread-divider:after{content:"";flex:1;height:1px;background:var(--border)}.message-bubble{border:1px solid var(--border);border-radius:16px 16px 16px 4px;padding:12px 16px 8px;box-shadow:none}.message-list article.mine .message-bubble{border-color:transparent;border-radius:16px 16px 4px}.message-list article p{font-size:14px;line-height:1.65}.message-list .message-bubble:has(>p){display:flex;flex-direction:column;align-items:center;min-height:36px;padding:6px 16px}.message-list .message-bubble:has(>p) p{line-height:1.5}.message-list .message-bubble>.message-read-status{display:none}.message-list article.mine{position:relative}.message-read-status-outside{position:absolute;left:-23px;top:10px;display:inline-flex;align-items:center;color:#8b96a5;line-height:1}.message-read-status-outside[title=已读]{color:var(--accent)}.composer{flex-shrink:0;margin:0;gap:12px;padding:18px 24px;align-items:flex-end;background:var(--sidebar)}.signout:hover{color:var(--text);background:var(--selection)}.empty-chat h1{color:var(--accent-text);letter-spacing:-2px}.login-card{margin:48px auto;border:1px solid var(--border);box-shadow:0 18px 70px #00000008}.login-card h1{font-size:32px}.admin-shell section{border:1px solid var(--border)}th{font-size:13px;color:var(--muted);font-weight:500}@media(max-width:700px){.chat-shell{grid-template-columns:minmax(0,1fr)}.message-panel>header{min-height:64px;padding:12px 18px}.message-list article{max-width:88%}.composer{padding:12px;gap:8px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.file-transfer{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:0 20px 16px}.file-transfer small{color:var(--muted)}.file-message{display:flex;flex-direction:column;gap:8px;overflow-wrap:anywhere;min-width:140px}.file-message>strong,.direct-progress .message-bubble>strong{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.file-message small{opacity:.8}.message-list article.mine .file-message,.message-list article.mine .file-message strong,.message-list article.mine .file-message small{color:#fff}.composer .file-transfer{padding:0;flex:0 0 auto;flex-wrap:nowrap;gap:4px}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:48px}.icon-button svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.send-button svg{fill:currentColor;stroke:none}.composer textarea{box-sizing:border-box;display:block;overflow-y:hidden}.file-message img,.file-message video{display:block;width:auto;max-width:min(360px,100%);max-height:360px;object-fit:contain;border-radius:12px}.file-message audio{max-width:min(320px,100%)}.file-actions{display:flex;width:fit-content;align-items:center;gap:8px}.direct-progress .message-bubble{display:grid;gap:8px}.message-list article.mine.direct-progress,.message-list article.mine.direct-progress strong,.message-list article.mine.direct-progress small{color:#fff}.message-list article.mine.direct-progress button{width:fit-content}.transfer-progress-bar{width:min(360px,100%);height:7px;overflow:hidden;border-radius:999px;background:#d7e5f2}.transfer-progress-bar span{display:block;height:100%;border-radius:inherit;background:#0b3558;transition:width .18s ease}.transfer-progress-meta{display:flex;align-items:center;justify-content:space-between;gap:12px}.direct-progress progress{width:min(360px,100%);accent-color:var(--accent)}.file-actions>button:first-child{flex:0 0 auto}.issued{display:grid;gap:10px}.issued-code{-webkit-user-select:all;user-select:all;cursor:copy;padding:12px;border:1px dashed var(--accent);border-radius:8px;font-size:1.1em;letter-spacing:.04em;word-break:break-all}.copy-issued{justify-self:start;margin:0}.pin-code-line{display:flex;align-items:center;gap:8px;margin-top:6px}.copy-pin,.pin-action{width:36px;min-width:36px;height:36px}.copy-pin svg,.pin-action svg{width:17px;height:17px}[hidden]{display:none!important}}:root:not([data-theme=dark]) .message-list{scrollbar-color:color-mix(in srgb,var(--text) 15%,var(--border)) transparent}.ui-button.message-latest-button{position:absolute;right:20px;bottom:16px;max-width:calc(100% - 40px);min-height:44px;gap:10px;padding:7px 16px 7px 8px;border:1px solid color-mix(in srgb,var(--text) 18%,var(--surface));border-radius:999px;background:var(--surface);color:var(--text);box-shadow:none;font-size:13px;font-weight:500;white-space:nowrap;transition:background-color .16s ease-out,border-color .16s ease-out}.message-latest-icon{display:grid;place-items:center;flex:0 0 28px;width:28px;height:28px;border-radius:50%;background:var(--hover);color:var(--muted)}.message-latest-label{display:inline-flex;align-items:center;gap:6px;min-width:0}.message-latest-count{display:inline-flex;align-items:center;justify-content:center;min-width:24px;height:24px;padding-inline:6px;border-radius:999px;background:var(--accent-text);color:var(--surface);font-size:12px;font-weight:600;font-variant-numeric:tabular-nums}.ui-button.message-latest-button[data-unread=true]{border-color:color-mix(in srgb,var(--accent-text) 42%,var(--surface));background:var(--selection);color:var(--accent-text)}.message-latest-button[data-unread=true] .message-latest-icon{background:color-mix(in srgb,var(--accent-text) 12%,var(--selection));color:var(--accent-text)}.ui-button.message-latest-button:hover:not(:disabled){border-color:var(--accent-text);background:var(--hover)}.ui-button.message-latest-button[data-unread=true]:hover:not(:disabled){background:color-mix(in srgb,var(--accent-text) 8%,var(--selection))}.ui-button.message-latest-button:focus-visible{outline:2px solid var(--accent-text);outline-offset:3px}@media(max-width:640px){.ui-button.message-latest-button{right:12px;bottom:12px;max-width:calc(100% - 24px);font-size:14px}}@media(prefers-reduced-motion:reduce){.ui-button.message-latest-button{transition:none}}.ui-button.file-message-action{align-self:flex-start;flex:0 0 auto;width:fit-content}.file-card{display:block;padding:0;width:100%;border:0;color:inherit;font:inherit;background:transparent;text-align:left;cursor:pointer;border-radius:8px}.file-card:focus-visible{outline:2px solid currentColor;outline-offset:4px}.file-card:disabled{cursor:progress}.message-list article.mine .ui-button.file-card:is(:hover,:focus-visible,:active):not(:disabled){color:#fff;background:var(--accent-hover)}.message-list article.mine .ui-button.file-card:focus-visible{outline-color:#fff}.file-card-heading{display:flex;gap:10px;align-items:center}.file-card-heading>svg{flex:0 0 auto}.file-card-heading>span{min-width:0}.file-card-heading strong{display:block;overflow-wrap:anywhere}.file-card-heading small{display:block}.file-card>img{margin-top:8px;max-height:180px}.file-transfer-card{position:relative;min-width:0;border-radius:8px;overflow:hidden}.file-transfer-card:has(.file-transfer-overlay){min-width:180px;padding-bottom:64px}.file-transfer-card:has(.file-transfer-overlay)>.file-card:disabled{opacity:1}.file-transfer-upload{padding:8px 16px}.file-transfer-overlay{position:absolute;inset:auto 0 0;display:flex;flex-direction:column;gap:6px;padding:6px 16px 12px;color:var(--muted)}.file-transfer-controls{display:flex;align-items:center;justify-content:flex-end;gap:4px}.file-transfer-controls>span{min-width:4ch;margin-right:auto;font-size:12px;font-variant-numeric:tabular-nums;text-align:left}.file-transfer-controls .ui-icon-button{--icon-size: 28px;--icon-radius: 6px;color:inherit}.file-transfer-controls .ui-icon-button:is(:hover,:focus-visible,:active):not(:disabled){color:var(--accent-text);background:var(--selection)}.file-transfer-controls .ui-icon-button:focus-visible{outline-color:var(--accent-text)}.file-transfer-progress{height:3px;overflow:hidden;border-radius:999px;background:color-mix(in srgb,var(--accent) 14%,var(--surface))}.file-transfer-progress>span{display:block;height:100%;border-radius:inherit;background:var(--accent);transform-origin:left;transition:transform .18s ease-out}.file-transfer-overlay[data-state=paused] .file-transfer-progress>span{background:var(--muted)}.file-transfer-overlay[data-state=failed] .file-transfer-progress>span{background:var(--danger)}.message-list article.mine .file-transfer-overlay{color:#ffffffe0}.message-list article.mine .file-transfer-progress{background:#ffffff38}.message-list article.mine .file-transfer-progress>span{background:#fff}.message-list article.mine .file-transfer-overlay[data-state=paused] .file-transfer-progress>span{background:#ffffff7a}.message-list article.mine .file-transfer-controls .ui-icon-button:is(:hover,:focus-visible,:active):not(:disabled){color:#fff;background:#ffffff29}.message-list article.mine .file-transfer-controls .ui-icon-button:focus-visible{outline-color:#fff}@media(pointer:coarse){.file-transfer-card:has(.file-transfer-overlay){padding-bottom:80px}.file-transfer-controls .ui-icon-button{--icon-size: 44px}}@media(prefers-reduced-motion:reduce){.file-transfer-progress>span{transition:none}}.ui-modal.file-preview{width:calc(100% - 40px);height:calc(100dvh - 40px);max-height:none;border:0;border-radius:0;background:transparent;color:#fff;box-shadow:none}.file-preview::backdrop{background:#000000c7}.file-preview .ui-modal-header{padding:0 0 16px;border:0}.file-preview .ui-modal-heading h2{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.file-preview .ui-icon-button{color:#fff}.file-preview .ui-icon-button:is(:hover,:focus-visible,:active):not(:disabled){color:#fff;background:#ffffff29}.file-preview .ui-icon-button:focus-visible{outline-color:#fff}.file-preview .ui-modal-body{display:flex;align-items:center;justify-content:center;padding:0;overflow:hidden}.file-preview .ui-modal-body>img,.file-preview .ui-modal-body>video{display:block;max-width:100%;max-height:100%;border-radius:0;object-fit:contain}.file-preview audio{width:min(100%,520px)}.file-preview [role=alert]{text-align:center;overflow-wrap:anywhere}@media(max-width:700px){.ui-modal.file-preview{width:100%;height:100dvh;padding:max(12px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left))}}.desktop-modal-layer:has(>.file-preview){background:#000000c7;-webkit-backdrop-filter:none;backdrop-filter:none}.desktop-modal-layer>.ui-modal.file-preview.ui-modal-desktop-content{inset:0;width:100%;height:auto;max-height:none;margin:0;padding:20px;background:transparent;z-index:var(--z-modal);animation:none}.message-list article.mine .ui-button.file-message-action{color:#005a9e;background:#fff;--button-border: #fff}.message-list article.mine .ui-button.file-message-action:hover:not(:disabled){color:#004578;background:#eaf3ff;--button-border: #eaf3ff}.message-list article.mine .ui-button.file-message-action:active:not(:disabled){background:#d7eaff;--button-border: #d7eaff}.message-list article.mine .ui-button.file-message-action:focus-visible{outline:2px solid #fff;outline-offset:3px}.composer{align-items:flex-end;padding:12px;gap:8px}.composer-editor{flex:1;min-width:0}.composer-dragging .composer-editor textarea{outline:2px solid var(--accent)}.composer-tools{display:flex;align-items:center;flex:0 0 auto;gap:4px}.composer-send-tools{margin-left:8px}.composer-attachments{display:flex;flex-wrap:wrap;gap:8px;padding:10px;max-height:150px;overflow-y:auto}.composer-attachment{display:flex;align-items:center;gap:8px;padding:8px;width:min(240px,100%);box-sizing:border-box;border:1px solid var(--border);border-radius:8px;color:var(--text)}.composer-attachment>img{width:38px;height:38px;object-fit:cover;border-radius:4px}.composer-attachment>svg{flex:0 0 auto}.composer-attachment>span{flex:1;min-width:0}.composer-attachment strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.composer-attachment small{display:block;font-size:11px;color:var(--muted)}.composer-attachment button{flex:0 0 auto;width:28px;height:28px;min-height:28px;padding:4px}.composer-notice{display:block;padding:4px 10px 8px;color:var(--text);overflow-wrap:anywhere}@media(max-width:600px){.composer-attachment{width:100%}}.message-context-menu{--z-message-menu: 30;position:fixed;z-index:var(--z-message-menu);width:208px;max-width:calc(100vw - 16px);max-height:calc(100dvh - 16px);overflow-y:auto;padding:5px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text);box-shadow:0 2px 8px #0000001f}.ui-button.message-context-menu-item{display:flex;align-items:center;justify-content:flex-start;gap:10px;width:100%;min-height:34px;margin:0;padding:7px 10px;border:0;border-radius:4px;background:transparent;color:inherit;font:inherit;font-size:13px;line-height:20px;text-align:left;white-space:nowrap;cursor:pointer}.ui-button.message-context-menu-item:is(:hover,:focus-visible){background:var(--selection);outline:none}.ui-button.message-context-menu-item:active{background:var(--hover)}.message-context-menu-item svg{flex:0 0 auto}.message-context-menu-error{margin:5px 10px;color:var(--danger);font-size:12px;line-height:1.5;overflow-wrap:anywhere}@media(pointer:coarse){.message-bubble,.message-bubble *{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}}@layer app{.lan-body{display:grid;flex:1;gap:14px;align-content:start;overflow:auto}.lan-section-title{display:flex;align-items:center;gap:6px;margin:0;color:var(--muted);font-size:12.5px;font-weight:600}.lan-devices{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px}.lan-tasks{display:grid;gap:10px}.lan-task{display:flex;gap:12px;padding:14px;border:1px solid var(--border);border-radius:14px;background:var(--surface);overflow-wrap:anywhere}.lan-task-icon{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;width:36px;height:36px;border-radius:10px;background:var(--selection);color:var(--accent-text)}.lan-task-main{display:grid;flex:1;gap:5px;min-width:0}.lan-task-main strong{font-size:13.5px}.lan-task-main small{color:var(--muted);font-size:12px}.lan-task-main progress{width:100%;height:6px;accent-color:var(--accent)}.lan-task-state{display:inline-flex;align-self:flex-start;color:var(--accent-text)}.lan-task-state.err{color:var(--danger)}.profile-bar{display:flex;align-items:center;gap:8px;min-width:0;min-height:77px;padding:14px 12px;border-bottom:1px solid var(--border);background:var(--canvas)}.profile-identity{display:grid;flex:1 1 auto;min-width:0;gap:3px;margin-right:2px}.profile-identity strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.profile-identity span{color:var(--muted);font-size:11px}.profile-identity>span:not(.connection-reconnecting){display:none}.connection-reconnecting{color:var(--muted)}.avatar{display:inline-flex;flex:0 0 auto;width:38px;height:38px;align-items:center;justify-content:center;border-radius:50%;background:var(--selection);color:var(--accent-text)}.avatar-image{display:block;object-fit:cover;overflow:hidden;background:var(--selection)}.avatar:after{content:"";width:15px;height:15px;border:2px solid currentColor;border-radius:50%;box-shadow:0 9px 0 -4px var(--selection),0 9px 0 -2px currentColor}.avatar-current:after{box-shadow:0 9px 0 -4px var(--canvas),0 9px 0 -2px currentColor}.conversation-search-row{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--border);background:var(--canvas)}.conversation-search{display:flex;flex:1 1 auto;align-items:center;gap:8px}.conversation-search input{width:100%}.conversation-add-button{flex-basis:36px;width:36px}.conversation-search-empty{margin:0;padding:28px 18px;text-align:center;font-size:13px}}@layer app{.create-group-content{display:flex;flex-direction:column;gap:16px;overflow:auto}.create-group-contacts-pane{display:flex;flex-direction:column;gap:12px;min-height:0}.create-group-contacts-top{display:grid;gap:10px}.create-group-side-pane{display:flex;flex-direction:column;gap:16px;min-height:0}.create-group-setup{display:flex;align-items:center;gap:16px;padding:14px;border:1px solid var(--border);border-radius:16px;background:color-mix(in srgb,var(--selection) 45%,var(--surface))}.create-group-avatar .group-avatar{width:64px;height:64px}.create-group-name{display:grid;gap:7px;flex:1;color:var(--muted);font-size:12px}.create-group-contacts-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.create-group-contacts-heading>div{display:flex;align-items:baseline;gap:7px}.create-group-contacts-heading>div span{color:var(--muted);font-size:12px}.create-group-contact-list{display:grid;gap:5px;align-content:start;flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.create-group-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto}}@layer app{.group-info-content{display:flex;flex-direction:column;gap:16px;overflow:auto}.group-info-members-pane{display:flex;flex-direction:column;gap:12px;min-height:0}.group-info-members-top{display:grid;gap:10px}.group-info-members-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.group-info-members-heading>div{display:flex;align-items:baseline;gap:7px}.group-info-members-heading span{color:var(--muted);font-size:12px}.group-info-member-list{display:grid;gap:5px;align-content:start;flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.group-member-row{display:flex;align-items:center;gap:11px;min-height:58px;padding:8px 10px;border:1px solid transparent;border-radius:12px}.group-member-row:hover{background:color-mix(in srgb,var(--selection) 55%,transparent)}.group-member-avatar{display:inline-flex;flex:0 0 auto}.group-member-avatar img{width:38px;height:38px;border-radius:50%;object-fit:cover}.group-member-info{display:grid;flex:1;gap:3px;min-width:0}.group-member-info strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.group-member-info i{color:var(--muted);font-size:12px;font-style:normal;font-weight:400}.group-member-info small{color:var(--muted);font-size:12px}.group-member-owner{display:inline-flex;flex:0 0 auto;align-items:center;gap:4px;padding:3px 9px;border-radius:999px;color:var(--warning);background:var(--warning-bg);font-size:11px;font-weight:600}.group-member-action{display:grid;flex:0 0 auto;align-self:center;place-items:center;width:28px}.group-info-side-pane{display:flex;flex-direction:column;gap:16px;min-height:0}.group-info-setup{display:flex;align-items:center;gap:14px;padding:14px;border:1px solid var(--border);border-radius:16px;background:color-mix(in srgb,var(--selection) 45%,var(--surface))}.group-info-avatar .group-avatar{width:64px;height:64px}.group-info-avatar-static{flex:0 0 auto;width:64px;height:64px}.group-info-avatar-static .group-avatar{width:100%;height:100%}.group-info-name{display:grid;flex:1;gap:7px;min-width:0;color:var(--muted);font-size:12px}.group-info-save{justify-self:end}.group-info-name-static{display:grid;flex:1;gap:4px;min-width:0}.group-info-name-static strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.group-info-name-static small{color:var(--muted);font-size:12px}}@layer app{.group-info-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto}.group-leave-button{display:inline-flex;align-items:center;justify-content:center;gap:7px}.group-add-content{display:flex;flex-direction:column;gap:12px;overflow:hidden}.group-add-chips{max-height:116px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.group-add-list{display:grid;gap:5px;align-content:start;flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.group-add-footer{display:flex;align-items:center;justify-content:space-between;gap:12px}.message-read-status.group-hidden{display:none}.sidebar-icon-button{display:inline-flex;flex:0 0 34px;width:34px;align-items:center;justify-content:center}.sidebar-icon-button svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.conversation-panel nav{padding:0}.conversation-panel nav button,.conversation-panel nav button:hover,.conversation-panel nav button.active{position:relative;display:flex;align-items:center;gap:12px;width:100%;min-height:84px;margin:0;padding:16px 14px;border:0;border-bottom:1px solid var(--border);border-radius:0;background:transparent;box-shadow:none;text-align:left}.conversation-panel nav button.active{background:var(--selection);box-shadow:inset 3px 0 var(--accent)}.conversation-panel nav button:before{display:none}.conversation-avatar{flex:0 0 auto;width:48px;height:48px;border-radius:50%;object-fit:cover;background:var(--selection)}.group-avatar{position:relative;display:inline-flex;flex:0 0 auto;width:48px;height:48px}.group-avatar>img{display:block;width:100%;height:100%;border-radius:50%;object-fit:cover;background:var(--selection)}.conversation-group-avatar{width:48px;height:48px}.conversation-header-avatar{width:34px;height:34px}.conversation-avatar-wrap.online,.conversation-avatar-wrap.offline{padding:1px;border:2px solid var(--border);border-radius:50%}.conversation-avatar-wrap.online{border-color:var(--accent)}.conversation-avatar-wrap.offline{border-color:color-mix(in srgb,var(--muted) 20%,var(--border))}.conversation-avatar-wrap{position:relative;display:inline-flex;flex:0 0 auto}.conversation-presence-dot{display:block;width:13px;height:13px;flex:0 0 13px;border:2px solid var(--sidebar);border-radius:50%;background:var(--muted)}.conversation-avatar-wrap .conversation-presence-dot{position:absolute;right:0;bottom:0}}@layer app{.conversation-member-count{display:inline-flex;align-items:center;gap:3px;margin-left:10px;color:var(--muted);font-size:11.5px;font-weight:400}.conversation-presence-dot.online{background:var(--success)}.conversation-header-name{display:flex;align-items:center;gap:8px}.conversation-header-name small{color:var(--muted);font-size:12px;font-weight:400}.account-number-prefix{-webkit-user-select:none;user-select:none}.conversation-header-actions{display:flex;align-items:center;gap:4px;margin-left:auto}.conversation-call-button{display:inline-flex;align-items:center;justify-content:center;width:36px}.call-mode-icon{display:block;width:19px;height:19px}.conversation-item-main{display:grid;grid-template-columns:minmax(0,1fr);min-width:0;gap:4px;flex:1}.conversation-item-top{display:flex;align-items:baseline;gap:8px}.conversation-item-top strong{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14.5px}.conversation-item-top time{flex:0 0 auto;color:var(--muted);font-size:11.5px}.conversation-item-bottom{display:flex;align-items:center;gap:8px}.conversation-item-bottom small{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:12.5px;font-weight:400}.conversation-badge{flex:0 0 auto;min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:var(--danger);color:#fff;font-size:11px;font-weight:600;line-height:18px;text-align:center}.conversation-panel nav button strong,.conversation-panel nav button small{min-width:0}.sidebar-footer{display:flex;align-items:center;gap:8px;padding:10px 12px 12px;border-top:1px solid var(--border)}.sidebar-footer .theme-toggle{flex:1;justify-content:center}}@layer app{.contact-details-fields{display:grid;gap:12px;margin:0}.contact-details-fields>div{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:baseline;gap:16px}.contact-details-fields dt{color:var(--muted);font-size:13px;font-weight:600}.contact-details-fields dd{display:flex;align-items:center;gap:12px;min-width:0;margin:0;padding:6px 8px 6px 14px;border-radius:12px;background:var(--canvas);font-size:14px;overflow-wrap:anywhere}.auto-delete-setting{display:grid;gap:10px;padding:14px 14px 12px;border-radius:12px;background:var(--canvas)}.auto-delete-setting-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px;color:var(--text);font-size:13px}.auto-delete-setting-heading>span{color:var(--muted);font-size:12px}.auto-delete-setting-control{position:relative;height:32px;margin:2px 10px 0;--delete-progress: 0%}.auto-delete-setting-track{position:absolute;top:50%;right:10px;left:10px;height:2px;transform:translateY(-50%);border-radius:999px;background:var(--border);pointer-events:none}.auto-delete-setting-fill{position:absolute;inset:0 auto 0 0;width:var(--delete-progress);border-radius:inherit;background:var(--accent-text);transition:width .14s ease-out}.auto-delete-setting-markers{position:absolute;inset:0;z-index:1;pointer-events:none}.auto-delete-setting-markers>i{position:absolute;top:50%;width:10px;height:10px;transform:translate(-50%,-50%);box-sizing:border-box;border-radius:50%;background:var(--muted);opacity:.55;transition:width .14s ease-out,height .14s ease-out,background-color .14s ease-out,border-color .14s ease-out}.auto-delete-setting-markers>i.is-complete{background:var(--accent-text);opacity:1}.auto-delete-setting-markers>i.is-current{z-index:2;width:22px;height:22px;border:4px solid var(--accent-text);background:var(--surface);opacity:1}.auto-delete-setting-markers>i:nth-child(1){left:0}.auto-delete-setting-markers>i:nth-child(2){left:33.333%}.auto-delete-setting-markers>i:nth-child(3){left:66.667%}.auto-delete-setting-markers>i:nth-child(4){left:100%}.auto-delete-setting-slider{position:absolute;inset:0;width:100%;height:100%;margin:0;appearance:none;-webkit-appearance:none;background:transparent;opacity:0;cursor:pointer}.auto-delete-setting-slider::-webkit-slider-runnable-track{height:20px;background:transparent}.auto-delete-setting-slider::-webkit-slider-thumb{width:20px;height:20px;appearance:none;-webkit-appearance:none;border:0;border-radius:50%;background:transparent}.auto-delete-setting-slider::-moz-range-track{height:20px;background:transparent}.auto-delete-setting-slider::-moz-range-thumb{width:20px;height:20px;border:0;border-radius:50%;background:transparent}.auto-delete-setting-control:focus-within .auto-delete-setting-markers>.is-current{outline:3px solid color-mix(in srgb,var(--accent-text) 28%,transparent);outline-offset:3px}.auto-delete-setting-labels{display:flex;justify-content:space-between;margin-inline:10px;color:var(--muted);font-size:12px}@media(prefers-reduced-motion:reduce){.auto-delete-setting-fill,.auto-delete-setting-markers>i{transition:none}}.contact-details-value{flex:1;min-width:0}.contact-details-copy-status{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.contact-details-fields .account-number-prefix{margin-right:6px;color:var(--muted)}.contact-body{display:grid;gap:14px;overflow:auto}.contact-search{display:flex;align-items:center;gap:10px}.contact-search input{flex:1;letter-spacing:.04em}.contact-search-button{display:inline-flex;align-items:center;justify-content:center;gap:6px;flex:0 0 auto}.contact-spin{animation:contact-rotate .9s linear infinite}@keyframes contact-rotate{to{transform:rotate(360deg)}}.contact-result{display:grid;gap:10px;min-height:96px;align-content:start}.contact-hint{margin:0;padding:14px 0;color:var(--muted);font-size:13px;text-align:center}.contact-card{display:flex;align-items:center;gap:13px;padding:14px;border:1px solid var(--border);border-radius:14px;background:var(--canvas)}.contact-avatar{flex:0 0 auto;width:48px;height:48px;border-radius:50%;object-fit:cover}.contact-card-info{display:grid;gap:3px;flex:1;min-width:0}.contact-card-info strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14.5px}.contact-card-info code{color:var(--muted);font-size:12.5px}.contact-card-done{color:var(--success);font-size:12.5px;font-weight:600}.contact-add-button,.contact-chat-button{display:inline-flex;align-items:center;justify-content:center;gap:6px;flex:0 0 auto}.contact-footer{display:flex;align-items:center;gap:7px}.contact-footer span{display:inline-flex;color:inherit}.sidebar-footer .signout{flex:1;margin:0}}.settings-content{display:grid;flex:1;gap:16px;align-content:start;overflow:auto}.settings-profile-modal{--modal-width: 480px;--modal-height: 800px;border:0;border-radius:16px}.settings-profile-modal>.ui-modal-header{position:static;min-height:50px;padding:8px 64px;border:0}.settings-profile-modal>.ui-modal-header .ui-modal-heading{text-align:center}.settings-profile-modal>.ui-modal-header h2{display:none}.settings-profile-modal>.ui-modal-header>.ui-icon-button{position:absolute;top:12px;right:12px;background:var(--canvas);border-radius:50%}.settings-profile-content{gap:28px;padding:0 40px 24px}.settings-avatar,.settings-avatar-picker{display:grid;justify-items:center;gap:18px}.settings-avatar-image{position:relative}.settings-avatar-image>.settings-avatar-edit{position:absolute;right:8px;bottom:8px;--icon-size: 40px;color:var(--accent-text);background:var(--surface);border:4px solid var(--surface);box-shadow:0 2px 6px #0000001f}.settings-identity{position:relative;display:grid;justify-items:center;gap:6px;width:100%;min-width:0}.settings-copy-status{position:absolute;top:100%;color:var(--accent-text);font-size:12px;line-height:20px}.settings-avatar-preview{display:block;width:200px;height:200px;border-radius:50%;object-fit:cover;background:var(--canvas)}.settings-profile-fields{display:grid;gap:12px;margin:0}.settings-field{display:grid;grid-template-columns:28px minmax(0,1fr) 46px;align-items:center;gap:12px;min-width:0;color:var(--muted);font-size:13px;font-weight:600}.settings-field>label{white-space:nowrap}.settings-field>.settings-name-save{--icon-size: 46px;border-radius:12px}.settings-profile-fields .ui-input:not([type=file]):not([type=checkbox]):not([type=radio]):not([hidden]){width:100%;min-height:46px;padding-inline:14px;border-color:transparent;border-radius:12px;background:var(--canvas);color:var(--text);font-size:14px;font-weight:500}.settings-identity>.settings-number{display:flex;align-items:center;gap:8px;min-height:28px;padding:2px 8px;color:var(--muted);font-size:12px;font-weight:400}.settings-number code{background:transparent;font-size:12px;letter-spacing:.04em}.avatar-grid{display:grid;width:100%;grid-template-columns:repeat(8,minmax(0,1fr));gap:8px}.custom-avatar-choice{display:grid;place-items:center;border:1px dashed color-mix(in srgb,var(--border) 75%,var(--text));color:var(--muted)}.custom-avatar-choice:hover:not(:disabled){color:var(--accent-text)}.settings-actions{display:grid;gap:6px}.settings-action-trio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.settings-action-trio>.settings-action-row{display:flex;align-items:center;justify-content:center;justify-self:center;gap:12px;width:max-content;min-height:48px;padding:8px 0;border:0;color:var(--text);font-size:14px;font-weight:550;text-align:left;background:transparent}.settings-action-trio>.settings-action-row:first-child{justify-self:start}.settings-action-trio>.settings-action-row:last-child{justify-self:end}.settings-action-trio>.settings-action-row>span:last-child{white-space:nowrap}.settings-action-trio>.settings-action-row:is(:hover,:focus-visible,:active):not(:disabled){color:var(--settings-action-hover-color, var(--accent-text));background:transparent}.settings-action-trio>.settings-logout{--settings-action-hover-color: var(--danger)}.settings-action-trio .settings-action-icon{flex-basis:28px;width:28px;height:28px;border-radius:8px}.settings-actions>.settings-action-row{display:flex;align-items:center;justify-content:flex-start;gap:12px;width:100%;min-height:60px;padding:10px 0;color:var(--text);font-size:14px;font-weight:550;text-align:left}.settings-action-icon{display:grid;place-items:center;flex:0 0 28px;width:28px;height:28px;border-radius:8px;color:var(--muted);background:var(--canvas)}.settings-action-chevron{margin-left:auto;color:var(--muted)}.settings-theme-row>.theme-toggle{margin-left:auto}.settings-logout>.settings-action-icon{color:var(--danger);background:var(--danger-bg)}.settings-password-lock-enabled{color:var(--success);background:var(--success-bg)}.settings-avatar-picker{gap:20px}@media(max-width:700px){.settings-profile-modal>.settings-profile-content{padding:8px 32px 24px;gap:24px}.avatar-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:6px}@layer app{.chat-shell[data-mobile-pane=list]>.conversation-panel{display:flex}.chat-shell[data-mobile-pane=list]>.message-panel{display:none}.chat-shell[data-mobile-pane=chat]>.conversation-panel,.chat-shell[data-mobile-pane=lan]>.conversation-panel{display:none}.lan-devices{grid-template-columns:1fr}.profile-bar{padding-inline:10px;min-height:64px}.sidebar-icon-button{flex-basis:32px;width:32px}}}@media(max-width:420px){.settings-profile-modal>.settings-profile-content{padding-inline:24px}.settings-action-trio{grid-template-columns:minmax(0,1fr);gap:0}.settings-action-trio>.settings-action-row,.settings-action-trio>.settings-action-row:last-child{justify-self:start}}.conversation-header-name:has(>.conversation-contact-name){gap:6px}.conversation-header-name>.conversation-contact-name{min-width:0;min-height:32px;padding:0;border:0;background:transparent;color:inherit;font:inherit;text-align:left;overflow-wrap:anywhere;cursor:pointer;transition:color .15s ease}.conversation-header-name>.conversation-contact-name:is(:hover,:focus-visible,:active):not(:disabled){color:var(--accent-text);background:transparent}.conversation-header-name>.conversation-group-info{display:inline-flex;align-items:center;gap:6px}.conversation-group-info>span:last-child{min-width:0}@media(prefers-reduced-motion:reduce){.conversation-header-name>.conversation-contact-name{transition:none}}.contact-details-fields .contact-details-copy{--icon-size: 32px;margin-left:auto}.group-member-row>.group-member-profile{display:flex;flex:1;min-width:0;gap:11px;padding:0;border:0;background:transparent;color:var(--text);text-align:left}.group-member-row>.group-member-profile:is(:hover,:focus-visible,:active):not(:disabled){color:var(--accent-text);background:transparent}@layer app{.request-tag{flex:0 0 auto;padding:2px 8px;border-radius:999px;background:#e5effa;color:var(--accent-text);font-size:11.5px;font-weight:600;white-space:nowrap}:root[data-theme=dark] .request-tag{background:#1d3a5c}.request-bubble{display:grid;gap:6px}.request-title{display:block;margin:0;font-weight:700;font-size:14.5px}.request-message-text{display:block;margin:0;padding:8px 10px;border-radius:10px;background:color-mix(in srgb,var(--canvas) 72%,transparent);font-size:14px;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}.message-list article.mine .request-message-text{background:#ffffff2b}.request-actions{display:flex;justify-content:center;gap:12px;padding:6px 0 2px}.request-hint{margin:0;color:var(--muted);font-size:12.5px;text-align:center}.request-message-list .request-actions{justify-content:flex-start;padding:6px 0 2px 46px}.request-message-list .request-hint{text-align:left;padding-left:46px}.contact-message-field{display:grid;gap:7px;font-weight:600;color:var(--muted);font-size:12.5px}.contact-message-row{display:flex;gap:8px}.contact-message-row input{flex:1}.contact-message-row .contact-add-button{flex:0 0 auto}.contact-pending-tag{display:inline-flex;align-items:center;gap:5px;flex:0 0 auto;padding:5px 10px;border-radius:999px;background:#eef2f7;color:var(--muted);font-size:12.5px;font-weight:600;white-space:nowrap}:root[data-theme=dark] .contact-pending-tag{background:#2c3440}}@layer app{.group-icon{position:relative;display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;color:inherit;line-height:0}.group-icon-users{display:block}.group-avatar{padding:1px;border:2px solid #8b6fd8;border-radius:25%;background:color-mix(in srgb,#8b6fd8 12%,var(--surface))}.group-avatar>img{border-radius:18%}@media(min-width:701px){.create-group-content{flex-direction:row;align-items:stretch;overflow:hidden}.create-group-contacts-pane{flex:1 1 0;min-width:0}.create-group-side-pane{flex:0 1 46%;min-width:280px}.create-group-selection{flex:0 1 auto;min-height:0;grid-template-rows:auto minmax(0,1fr)}.create-group-chips{overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--border) transparent}}@media(max-width:700px){.create-group-content{overflow-x:hidden;overflow-y:auto}.create-group-side-pane{display:contents}.create-group-setup{order:1;flex-shrink:0}.create-group-selection{order:2;flex:0 0 auto}.create-group-contacts-pane{order:4;flex:1 1 auto;min-height:220px}.create-group-footer{order:5;position:sticky;bottom:0;z-index:1;background:var(--surface)}}@media(min-width:861px){.group-info-content{flex-direction:row;align-items:stretch;overflow:hidden}.group-info-members-pane{flex:1 1 0;min-width:0}.group-info-side-pane{flex:0 1 340px;min-width:300px}}@media(max-width:860px){.group-info-content{overflow-x:hidden;overflow-y:auto}.group-info-side-pane{display:contents}.group-info-setup{order:1;flex-shrink:0;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center}.group-info-avatar,.group-info-avatar-static{grid-row:1;grid-column:1}.group-info-name,.group-info-name-static{grid-column:2}.group-info-members-pane{order:4;flex:1 1 auto;min-height:220px}.group-info-add-entry{order:2}.group-info-footer{order:6;position:sticky;bottom:0;z-index:1;background:var(--surface)}}@media(max-width:700px){.group-add-content{overflow-x:hidden;overflow-y:auto}.group-add-footer{position:sticky;bottom:0;z-index:1;background:var(--surface)}}.group-info-member-list .group-member-row{align-items:center}.group-info-member-list .group-member-action{align-self:center;flex:0 0 auto;width:28px}}.password-lock-fields{display:grid;gap:20px}.password-lock-toggle{display:flex;align-items:center;justify-content:space-between;gap:16px}.password-lock-help{color:var(--muted);font-size:13px;line-height:1.6;margin:0}.password-lock-screen{display:grid;place-items:center;width:100%;height:100%;overflow:auto;padding:24px;background:var(--canvas)}.password-lock-unlock{display:grid;gap:18px;width:min(100%,320px);text-align:center}.password-lock-unlock>svg{justify-self:center;color:var(--accent-text)}.password-lock-unlock h1{margin:0;font-size:22px}.password-lock-unlock p{margin:0;color:var(--muted);font-size:14px}.password-lock-unlock input{text-align:center;letter-spacing:.3em}.password-lock-enable{display:grid;gap:12px}:focus-visible,.ui-search:focus-within,.auto-delete-setting-control:focus-within .auto-delete-setting-markers>.is-current{outline:none!important}.desktop-notifications-body{background:transparent;overflow:hidden;-webkit-user-select:none;user-select:none}.desktop-notification-stack{display:flex;flex-direction:column;gap:8px;padding:8px}.desktop-message-notification{position:relative;height:112px;border-radius:12px;background:var(--canvas);box-shadow:0 2px 8px #0003;overflow:hidden;animation:notification-appear .18s ease-out}.desktop-notification-open.desktop-notification-open{display:flex;align-items:flex-start;justify-content:flex-start;gap:12px;width:100%;height:100%;padding:14px 36px 14px 14px;border:0;border-radius:12px;text-align:left;white-space:normal;color:var(--text);font-weight:400}.desktop-notification-open.desktop-notification-open:is(:hover,:focus-visible,:active):not(:disabled),.desktop-notification-close.desktop-notification-close:is(:hover,:focus-visible,:active):not(:disabled){background:color-mix(in srgb,var(--text) 3%,var(--canvas))}.desktop-notification-open.desktop-notification-open:is(:hover,:focus-visible,:active):not(:disabled){color:var(--text)}.desktop-notification-close.desktop-notification-close:is(:hover,:focus-visible,:active):not(:disabled){color:var(--muted)}.desktop-notification-open img{flex-shrink:0;margin-top:4px}.desktop-notification-content{display:flex;flex-direction:column;min-width:0;gap:4px;font-size:13px}.desktop-notification-brand{color:var(--muted);font-size:11px}.desktop-notification-content strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.desktop-notification-preview{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere;line-height:18px}.desktop-notification-close.desktop-notification-close{position:absolute;top:7px;right:7px;width:24px;height:24px;min-height:24px;padding:4px}@keyframes notification-appear{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.desktop-message-notification{animation:none}}.desktop-notifications-root:root{background:transparent;color-scheme:normal}:root{--z-notification: 50}.web-notification-layer{position:fixed;inset:0 auto auto 0;width:100%;height:0;margin:0;padding:0;border:0;background:transparent;overflow:visible;pointer-events:none}.web-notification-stack{position:fixed;top:max(8px,env(safe-area-inset-top));left:50%;transform:translate(-50%);width:min(376px,100%);box-sizing:border-box;z-index:var(--z-notification);pointer-events:auto}.web-notification-stack:empty{display:none}.web-notification-stack .desktop-message-notification{flex-shrink:0;pointer-events:auto}