:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--page:#f4f7f5;--sidebar:#edf1ee;--sidebar-line:#d9dfdb;--text:#17201d;--muted:#68736e;--line:#d9e0dc;--control:#fff;--danger:#b42318;--danger-soft:#feeceb;--shadow:0 12px 32px #18241f1f}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#151817;--sidebar:#1d211f;--sidebar-line:#343a37;--text:#f2f5f3;--muted:#a8b1ac;--line:#3a413d;--control:#242927;--danger:#ff8d86;--danger-soft:#472523;--shadow:0 12px 32px #00000057}*{box-sizing:border-box;letter-spacing:0}html,body{height:100%}body{background:var(--page);color:var(--text);margin:0;font-family:Inter,Arial,sans-serif}button,input,textarea,select{color:inherit;font:inherit}button,select{cursor:pointer;touch-action:manipulation}button:disabled{cursor:not-allowed;opacity:.5}img{max-width:100%;display:block}button,a,[role=button],.select-wrap,.top-language-select{transition:background-color .18s,border-color .18s,box-shadow .22s,color .18s,opacity .18s,transform .22s cubic-bezier(.2,.75,.25,1);position:relative}.ripple-active{overflow:hidden}.ripple-active:after{content:"";height:var(--ripple-size,0);left:var(--ripple-x,50%);opacity:0;pointer-events:none;top:var(--ripple-y,50%);width:var(--ripple-size,0);z-index:20;background:currentColor;border-radius:50%;animation:.54s cubic-bezier(.2,.75,.25,1) material-ripple;position:absolute;transform:translate(-50%,-50%)scale(0)}@keyframes material-ripple{0%{opacity:.24;transform:translate(-50%,-50%)scale(0)}55%{opacity:.16}to{opacity:0;transform:translate(-50%,-50%)scale(1)}}.login-page{background:#e9efec;justify-content:center;align-items:center;min-height:100dvh;padding:28px;display:flex}:root[data-theme=dark] .login-page{background:#141716}.login-panel{background:var(--control);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:8px;gap:16px;width:100%;max-width:410px;padding:32px;display:grid;position:relative}.brand-logo{object-fit:cover;border-radius:8px;width:58px;height:58px}.login-panel h1{margin:0 0 4px;font-size:24px;line-height:30px}.login-panel p,.login-panel small{color:var(--muted);margin:0}.login-panel form{gap:14px;display:grid}.login-panel label{color:var(--muted);gap:7px;font-size:13px;display:grid}.login-panel input{background:var(--page);border:1px solid var(--line);color:var(--text);border-radius:6px;outline:none;height:44px;padding:0 12px}.login-panel input:focus{border-color:#087f73;box-shadow:0 0 0 3px #087f7324}.primary-command{color:#fff;background:#087f73;border:0;border-radius:6px;justify-content:center;align-items:center;gap:9px;height:44px;margin-top:2px;font-weight:700;display:flex}.inline-error{background:var(--danger-soft);border:1px solid var(--danger);color:var(--danger);border-radius:6px;padding:9px 10px;font-size:13px}.language-switch{color:#087f73;background:0 0;border:0;padding:0;position:absolute;top:20px;right:20px}.chat-shell{--font-scale:1;--channel-start:#fff;--channel-end:#f7f7f8;--channel-accent:#0d7c66;--channel-text:#202123;--channel-surface:#fff;--channel-flow-one:#fce8f3;--channel-flow-two:#e9e7fb;--channel-flow-three:#e6f4ea;--channel-font:Inter, Arial, sans-serif;background:var(--channel-start);color:var(--channel-text);font-size:calc(16px * var(--font-scale));font-family:var(--channel-font);grid-template-columns:272px minmax(0,1fr);height:100dvh;min-height:0;transition:grid-template-columns .24s cubic-bezier(.2,.75,.25,1);display:grid;overflow:hidden}.conversation-sidebar{background:color-mix(in srgb, var(--sidebar) 94%, var(--channel-accent) 6%);border-right:1px solid var(--sidebar-line);z-index:20;flex-direction:column;width:272px;min-height:0;padding:16px 12px 12px;transition:opacity .18s,transform .24s cubic-bezier(.2,.75,.25,1);display:flex}.chat-shell.sidebar-collapsed{grid-template-columns:0 minmax(0,1fr)}.chat-shell.sidebar-collapsed .conversation-sidebar{opacity:0;pointer-events:none;transform:translate(-100%)}.sidebar-toggle{z-index:30;transition:left .24s cubic-bezier(.2,.75,.25,1),background .16s;position:fixed;top:20px;left:224px}.chat-shell.sidebar-collapsed .sidebar-toggle{left:20px}.chat-shell.sidebar-collapsed .chat-header{padding-left:72px}.sidebar-brand{align-items:center;gap:10px;min-height:44px;padding:0 50px 15px 6px;display:flex}.sidebar-brand>img{object-fit:cover;border-radius:7px;width:38px;height:38px}.sidebar-brand>div{min-width:0}.sidebar-brand strong,.sidebar-brand span{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.sidebar-brand strong{font-size:calc(14px * var(--font-scale));line-height:19px}.sidebar-brand span{color:var(--muted);font-size:calc(11px * var(--font-scale));line-height:16px}.sidebar-brand .icon-command{margin-left:auto}.new-conversation{background:var(--channel-accent);color:#fff;font-size:calc(13px * var(--font-scale));border:0;border-radius:6px;justify-content:center;align-items:center;gap:9px;width:100%;height:40px;font-weight:700;display:flex}.sidebar-label{color:var(--muted);font-size:calc(11px * var(--font-scale));text-transform:uppercase;padding:19px 8px 8px;font-weight:700}.session-list{gap:3px;min-height:0;display:grid;overflow-y:auto}.session-row{border-radius:5px;grid-template-columns:minmax(0,1fr) 30px;align-items:center;display:grid}.session-row:hover,.session-selected{background:color-mix(in srgb, var(--channel-accent) 12%, transparent)}.session-row>button:first-child{font-size:calc(13px * var(--font-scale));text-align:left;text-overflow:ellipsis;white-space:nowrap;background:0 0;border:0;padding:10px 8px;overflow:hidden}.session-delete{color:var(--muted);opacity:0;background:0 0;border:0;justify-content:center;align-items:center;width:30px;height:30px;display:flex}.session-row:hover .session-delete,.session-selected .session-delete,.session-delete:focus-visible{opacity:1}.session-delete:hover{color:var(--danger)}.empty-history{color:var(--muted);font-size:calc(13px * var(--font-scale));padding:10px 8px}.sidebar-account{border-top:1px solid var(--sidebar-line);align-items:center;gap:8px;margin-top:auto;padding:13px 6px 2px;display:flex}.sidebar-account>div{min-width:0}.sidebar-account span,.sidebar-account strong{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.sidebar-account span{color:var(--muted);font-size:calc(10px * var(--font-scale))}.sidebar-account strong{font-size:calc(12px * var(--font-scale))}.sidebar-account .icon-command{flex-basis:32px;width:32px;height:32px}.sidebar-account>.icon-command:first-of-type{margin-left:auto}.user-avatar{border:1px solid color-mix(in srgb, var(--channel-accent) 22%, var(--line));object-fit:cover;border-radius:50%;flex:0 0 32px;width:32px;height:32px}.user-avatar-fallback{background:hsl(var(--avatar-hue) 48% 42%);color:#fff;justify-content:center;align-items:center;font-size:13px;font-weight:800;display:inline-flex}.conversation-workspace{isolation:isolate;grid-template-rows:auto minmax(0,1fr) auto;min-width:0;height:100%;min-height:0;display:grid;position:relative;overflow:hidden}.conversation-workspace:before{background:linear-gradient(135deg, var(--channel-start), var(--channel-end));content:"";pointer-events:none;z-index:0;position:absolute;inset:0}.channel-deepseek .conversation-workspace:after{content:"";pointer-events:none;z-index:0;background-image:linear-gradient(#3b6ef50e 1px,#0000 1px),linear-gradient(90deg,#3b6ef50e 1px,#0000 1px);background-size:28px 28px;position:absolute;inset:0}.animated-channel .conversation-workspace:before{background:linear-gradient(120deg, var(--channel-start), var(--channel-flow-one), var(--channel-flow-two), var(--channel-flow-three), var(--channel-end));background-size:300% 300%;animation:14s ease-in-out infinite flowing-gradient}@keyframes flowing-gradient{0%,to{background-position:0%}50%{background-position:100%}}.chat-header,.message-viewport,.composer-zone{pointer-events:auto;z-index:2;position:relative}.chat-header{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:color-mix(in srgb, var(--channel-surface) 82%, transparent);border-bottom:1px solid color-mix(in srgb, var(--channel-accent) 14%, var(--line));z-index:12;align-items:center;gap:12px;min-height:76px;padding:10px 20px;display:flex}.channel-model-controls{grid-template-columns:minmax(190px,240px) minmax(180px,230px);gap:10px;display:grid}.selector-field{min-width:0;position:relative}.selector-field>span{color:var(--muted);font-size:calc(10px * var(--font-scale));text-transform:uppercase;margin:0 0 4px 3px;font-weight:700;display:block}.select-wrap{background:var(--channel-surface);border:1px solid color-mix(in srgb, var(--channel-accent) 24%, var(--line));border-radius:6px;grid-template-columns:25px minmax(0,1fr) 18px;align-items:center;height:40px;padding:0 8px;display:grid;position:relative}.select-wrap:focus-within{border-color:var(--channel-accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--channel-accent) 14%, transparent)}.select-wrap select{appearance:none;color:var(--channel-text);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-size:calc(13px * var(--font-scale));z-index:1;background:0 0;border:0;outline:none;width:100%;min-width:0;height:100%;padding:0 30px 0 40px;font-weight:700;position:absolute;inset:0}.select-wrap>input[role=combobox]{color:var(--channel-text);font-size:calc(13px * var(--font-scale));z-index:1;background:0 0;border:0;outline:none;width:100%;min-width:0;height:100%;padding:0 20px 0 40px;font-weight:700;position:absolute;inset:0}.select-wrap>input[role=combobox]::placeholder{color:var(--muted);opacity:.75}.animated-dropdown{z-index:5;grid-column:2;width:100%;min-width:0;position:relative}.dropdown-trigger{color:var(--channel-text);font-size:calc(13px * var(--font-scale));text-align:left;background:0 0;border:0;outline:none;justify-content:space-between;align-items:center;gap:7px;width:100%;min-width:0;height:100%;padding:0 2px;font-weight:700;display:flex}.dropdown-trigger>span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.dropdown-trigger:focus-visible{box-shadow:0 0 0 3px color-mix(in srgb, var(--channel-accent) 15%, transparent);border-radius:4px}.dropdown-menu{background:var(--control);border:1px solid color-mix(in srgb, var(--channel-accent) 24%, var(--line));box-shadow:var(--shadow);z-index:40;border-radius:8px;gap:3px;min-width:100%;max-height:min(300px,45dvh);padding:5px;animation:.18s cubic-bezier(.2,.75,.25,1) both dropdown-in;display:grid;position:absolute;top:calc(100% + 8px);left:-8px;overflow-y:auto}.dropdown-option{color:var(--text);font-size:calc(12px * var(--font-scale));text-align:left;text-overflow:ellipsis;white-space:nowrap;background:0 0;border:0;border-radius:5px;width:100%;min-height:35px;padding:7px 9px;display:block;overflow:hidden}.dropdown-option:hover,.dropdown-option.option-selected{background:color-mix(in srgb, var(--channel-accent) 12%, var(--control));color:var(--channel-accent)}@keyframes dropdown-in{0%{opacity:0;transform:translateY(-5px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.select-wrap select option,.top-language-select select option{color:#17201d;background-color:#fff}.chat-shell[data-theme=dark] .select-wrap select,.chat-shell[data-theme=dark] .top-language-select select{color:#fff;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.chat-shell[data-theme=dark] .select-wrap select option,.chat-shell[data-theme=dark] .top-language-select select option{color:#fff;background-color:#171b19}.select-wrap>.channel-icon,.select-wrap>.channel-initial,.select-wrap>svg{pointer-events:none;z-index:2;position:relative}.select-wrap>svg:last-child{grid-column:3}.channel-icon{object-fit:contain;border-radius:5px;width:23px;height:23px}.channel-initial{background:var(--channel-accent);color:#fff;border-radius:5px;justify-content:center;align-items:center;width:23px;height:23px;font-size:12px;font-weight:800;display:flex}.model-select>svg:first-child{color:var(--channel-accent)}.header-actions{gap:8px;margin-left:auto;display:flex}.top-language-select{background:var(--channel-surface);border:1px solid color-mix(in srgb, var(--channel-accent) 24%, var(--line));color:var(--channel-text);border-radius:6px;flex:0 0 132px;grid-template-columns:20px minmax(0,1fr) 14px;align-items:center;width:132px;height:36px;padding:0 8px;display:grid;position:relative}.top-language-select:focus-within{border-color:var(--channel-accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--channel-accent) 14%, transparent)}.top-language-select select{appearance:none;color:var(--channel-text);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-size:calc(12px * var(--font-scale));z-index:1;background:0 0;border:0;outline:none;width:100%;height:100%;padding:0 26px 0 34px;font-weight:700;position:absolute;inset:0}.top-language-select>svg{pointer-events:none;z-index:2;position:relative}.top-language-select>svg:first-child{color:var(--channel-accent)}.top-language-select>svg:last-child{grid-column:3}.icon-command{background:var(--control);border:1px solid var(--line);color:var(--text);border-radius:6px;flex:0 0 36px;justify-content:center;align-items:center;width:36px;height:36px;padding:0;display:inline-flex}.icon-command:hover{background:color-mix(in srgb, var(--channel-accent) 9%, var(--control))}.message-viewport{overscroll-behavior-y:contain;scrollbar-gutter:stable;touch-action:pan-y;height:100%;min-height:0;padding:22px 24px 12px;overflow:hidden auto}.message-list{max-width:860px;margin:0 auto;padding-bottom:14px}.welcome-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:100%;padding:40px 20px 90px;display:flex}.welcome-icon{background:color-mix(in srgb, var(--channel-accent) 12%, var(--channel-surface));border:1px solid color-mix(in srgb, var(--channel-accent) 24%, transparent);border-radius:8px;justify-content:center;align-items:center;width:64px;height:64px;margin-bottom:20px;display:flex}.welcome-icon .channel-icon,.welcome-icon .channel-initial{width:38px;height:38px}.welcome-state h1{font-size:calc(25px * var(--font-scale));margin:0 0 8px;line-height:32px}.welcome-state p{color:var(--muted);font-size:calc(14px * var(--font-scale));margin:0;line-height:21px}.message{flex-direction:column;margin:0 0 24px;display:flex}.user-message{align-items:flex-end}.assistant-message{align-items:flex-start}.message-bubble{overflow-wrap:anywhere;max-width:min(92%,760px);padding:13px 15px}.user-message .message-bubble{background:var(--channel-accent);color:#fff;border-radius:8px 8px 2px;max-width:min(84%,680px)}.assistant-message .message-bubble{background:color-mix(in srgb, var(--channel-surface) 90%, transparent);border:1px solid color-mix(in srgb, var(--channel-accent) 14%, var(--line));border-radius:2px 8px 8px}.channel-chatgpt .assistant-message .message-bubble{background:0 0;border-color:#0000;padding-left:1px}.channel-deepseek .assistant-message .message-bubble{border-left:3px solid var(--channel-accent)}.channel-gemini .message-bubble,.channel-gemini .user-message .message-bubble,.channel-gemini .assistant-message .message-bubble{border-radius:28px}.user-identity{align-items:center;gap:7px;min-width:0;margin-bottom:9px;display:flex}.user-identity .user-avatar{border-color:#ffffff80;flex-basis:23px;width:23px;height:23px}.user-identity strong{font-size:calc(11px * var(--font-scale));text-overflow:ellipsis;white-space:nowrap;line-height:16px;overflow:hidden}.message-model{color:var(--channel-accent);font-size:calc(11px * var(--font-scale));overflow-wrap:anywhere;max-width:min(92%,760px);margin-top:6px;font-weight:800;line-height:16px}.message-actions{flex-wrap:wrap;gap:2px;max-width:100%;margin-top:5px;display:flex}.message-actions button{color:var(--muted);font-size:calc(11px * var(--font-scale));background:0 0;border:0;border-radius:5px;align-items:center;gap:4px;height:28px;padding:0 7px;display:flex}.message-actions button:hover{background:color-mix(in srgb, var(--channel-accent) 10%, transparent);color:var(--channel-text)}.message-actions button:last-child:hover{color:var(--danger)}.reasoning-card{background:color-mix(in srgb, var(--channel-accent) 7%, var(--channel-surface));border:1px solid color-mix(in srgb, var(--channel-accent) 24%, var(--line));border-radius:6px;max-width:min(92%,760px);margin-bottom:8px;overflow:hidden}.reasoning-card summary{color:var(--channel-accent);cursor:pointer;align-items:center;gap:7px;padding:9px 11px;font-size:12px;font-weight:800;list-style:none;display:flex}.reasoning-card summary::-webkit-details-marker{display:none}.reasoning-card>.markdown{border-top:1px solid color-mix(in srgb, var(--channel-accent) 18%, var(--line));color:var(--muted);max-height:280px;padding:10px 12px;font-size:12px;overflow:auto}.thinking-dot{background:var(--channel-accent);border-radius:50%;width:6px;height:6px;margin-left:3px;animation:1.2s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:.35}50%{opacity:1}}.markdown{font-size:calc(14px * var(--font-scale));min-width:0;line-height:1.65}.markdown>:first-child{margin-top:0}.markdown>:last-child{margin-bottom:0}.markdown p,.markdown ul,.markdown ol,.markdown pre,.markdown blockquote,.markdown table{margin:0 0 10px}.markdown h1,.markdown h2,.markdown h3{font-size:calc(16px * var(--font-scale));margin:15px 0 7px;line-height:23px}.markdown code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:calc(12px * var(--font-scale));background:#505c561f;border-radius:4px;padding:2px 4px}.markdown pre{color:#edf6f1;background:#1e2421;border-radius:6px;max-width:100%;padding:12px;overflow-x:auto}.markdown pre code{background:0 0;padding:0}.markdown table{border-collapse:collapse;max-width:100%;display:block;overflow-x:auto}.markdown th,.markdown td{border:1px solid;padding:5px 8px}.markdown a{color:var(--channel-accent)}.markdown blockquote{border-left:3px solid var(--channel-accent);color:var(--muted);padding-left:10px}.message-attachments{grid-template-columns:repeat(2,minmax(0,180px));gap:6px;margin-bottom:9px;display:grid}.message-attachments img{aspect-ratio:4/3;object-fit:cover;border-radius:6px;width:100%}.message-error{background:var(--danger-soft);border:1px solid color-mix(in srgb, var(--danger) 48%, transparent);color:var(--danger);border-radius:5px;margin-top:9px;padding:8px 9px;font-size:12px}.waiting-state{color:var(--muted);align-items:center;gap:4px;min-height:24px;font-size:12px;display:flex}.waiting-state span{background:var(--channel-accent);border-radius:50%;width:5px;height:5px;animation:1.1s ease-in-out infinite bounce}.waiting-state span:nth-child(2){animation-delay:.14s}.waiting-state span:nth-child(3){margin-right:5px;animation-delay:.28s}@keyframes bounce{0%,70%,to{opacity:.4;transform:translateY(0)}35%{opacity:1;transform:translateY(-4px)}}.composer-zone{max-width:900px;padding:8px 20px max(18px, env(safe-area-inset-bottom));width:100%;margin:0 auto}.composer{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:color-mix(in srgb, var(--channel-surface) 92%, transparent);border:1px solid color-mix(in srgb, var(--channel-accent) 24%, var(--line));border-radius:8px;grid-template-columns:minmax(0,1fr) auto;min-height:54px;padding:7px 7px 7px 13px;display:grid;box-shadow:0 8px 24px #141f1a1a}.channel-gemini .composer{border-radius:32px}.composer:focus-within{border-color:var(--channel-accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--channel-accent) 12%, transparent)}.composer textarea{resize:none;background:0 0;border:0;outline:none;align-self:center;width:100%;min-height:37px;max-height:140px;padding:8px 6px 7px 0;overflow-y:auto}.composer textarea::placeholder{color:var(--muted)}.composer-tools{align-items:center;gap:2px;display:flex}.composer-tools button{color:var(--muted);background:0 0;border:0;border-radius:6px;justify-content:center;align-items:center;width:36px;height:36px;padding:0;display:flex}.composer-tools button:hover,.composer-tools .tool-active{background:color-mix(in srgb, var(--channel-accent) 12%, transparent);color:var(--channel-accent)}.composer-tools .send-command{background:var(--channel-accent);color:#fff;margin-left:3px}.composer-tools .send-command:hover{background:color-mix(in srgb, var(--channel-accent) 86%, black);color:#fff}.editing-banner,.composer-error{border-radius:6px;align-items:center;gap:7px;margin:0 2px 7px;padding:8px 10px;font-size:12px;display:flex}.editing-banner{background:color-mix(in srgb, var(--channel-accent) 11%, var(--channel-surface));color:var(--channel-accent)}.composer-error{background:var(--danger-soft);color:var(--danger)}.editing-banner button,.composer-error button{color:inherit;background:0 0;border:0;align-items:center;margin-left:auto;padding:0;display:flex}.attachment-strip{gap:7px;margin-bottom:7px;padding:0 2px;display:flex;overflow-x:auto}.attachment-strip>div{background:var(--channel-surface);border:1px solid var(--line);border-radius:6px;flex:0 0 190px;grid-template-columns:34px minmax(0,1fr) 24px;align-items:center;gap:7px;padding:5px;display:grid}.attachment-strip img{object-fit:cover;border-radius:4px;width:34px;height:34px}.attachment-strip span{text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.attachment-strip button{color:var(--muted);background:0 0;border:0;justify-content:center;align-items:center;padding:0;display:flex}.modal-backdrop{z-index:100;background:#0a0f0d94;justify-content:center;align-items:center;padding:20px;animation:.18s both backdrop-in;display:flex;position:fixed;inset:0}.confirmation-dialog{background:var(--control);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:8px;width:100%;max-width:430px;padding:22px}.modal-backdrop .confirmation-dialog{animation:.22s cubic-bezier(.2,.75,.25,1) both dialog-in}.confirm-icon{background:var(--danger-soft);color:var(--danger);border-radius:6px;justify-content:center;align-items:center;width:38px;height:38px;margin-bottom:14px;display:flex}.confirmation-dialog h2{margin:0 0 7px;font-size:18px;line-height:24px}.confirmation-dialog p{color:var(--muted);margin:0;font-size:13px;line-height:20px}.dialog-actions{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.dialog-actions button{background:var(--control);border:1px solid var(--line);border-radius:6px;align-items:center;gap:7px;height:36px;padding:0 13px;display:flex}.dialog-actions .danger-command{background:var(--danger);border-color:var(--danger);color:#fff}.branch-confirm-icon{background:color-mix(in srgb, var(--channel-accent) 13%, var(--channel-surface));color:var(--channel-accent)}.dialog-actions .branch-command{background:var(--channel-accent);border-color:var(--channel-accent);color:#fff}.settings-backdrop{z-index:90;background:#0a0f0d94;justify-content:center;align-items:center;padding:20px;animation:.18s both backdrop-in;display:flex;position:fixed;inset:0}.settings-panel{background:var(--control);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:8px;gap:12px;width:100%;max-width:680px;max-height:min(820px,100dvh - 40px);padding:20px;display:grid;overflow-y:auto}.settings-backdrop .settings-panel{animation:.24s cubic-bezier(.2,.75,.25,1) both dialog-in}.settings-heading{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding-bottom:13px;display:flex}.settings-heading span{color:var(--muted);text-transform:uppercase;font-size:11px;font-weight:700;display:block}.settings-heading h2{margin:2px 0 0;font-size:20px;line-height:26px}.settings-section{border-bottom:1px solid var(--line);gap:12px;padding:4px 0 16px;display:grid}.settings-section-heading{align-items:center;gap:9px;display:flex}.settings-section-heading>svg{color:var(--channel-accent);flex:none}.settings-section-heading strong,.settings-section-heading span{display:block}.settings-section-heading strong{font-size:14px}.settings-section-heading span{color:var(--muted);margin-top:2px;font-size:11px}.toggle-row{color:var(--muted);justify-content:space-between;align-items:center;gap:12px;font-size:12px;font-weight:700;display:flex}.toggle-row input{accent-color:var(--channel-accent);width:20px;height:20px}.profile-editor{align-items:center;gap:14px;display:flex}.settings-avatar .user-avatar{flex-basis:70px;width:70px;height:70px;font-size:24px}.avatar-commands{flex-wrap:wrap;gap:7px;display:flex}.avatar-commands button,.settings-primary{background:var(--control);border:1px solid var(--line);border-radius:6px;justify-content:center;align-items:center;gap:7px;height:38px;padding:0 12px;font-size:12px;font-weight:700;display:inline-flex}.avatar-commands button:hover{background:color-mix(in srgb, var(--channel-accent) 8%, var(--control))}.avatar-commands button:last-child{color:var(--danger)}.settings-field{color:var(--muted);gap:6px;font-size:12px;display:grid}.settings-field input,.feedback-field{background:var(--page);border:1px solid var(--line);color:var(--text);border-radius:6px;outline:none;width:100%;padding:10px 11px}.settings-field input{height:42px}.settings-field input:focus,.feedback-field:focus{border-color:var(--channel-accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--channel-accent) 12%, transparent)}.settings-primary{background:var(--channel-accent);border-color:var(--channel-accent);color:#fff;justify-self:start;min-width:130px}.settings-segments{background:var(--page);border:1px solid var(--line);border-radius:6px;grid-template-columns:repeat(3,minmax(0,1fr));padding:3px;display:grid}.settings-segments button{background:0 0;border:0;border-radius:4px;min-height:36px;padding:5px 8px}.settings-segments .segment-active{background:var(--control);color:var(--channel-accent);font-weight:800;box-shadow:0 1px 4px #141f1a1f}.font-scale-control{grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;display:grid}.font-scale-control span{color:var(--muted);font-size:11px}.font-scale-control input{accent-color:var(--channel-accent);width:100%}.feedback-field{resize:vertical;min-height:94px}.settings-error{background:var(--danger-soft);border:1px solid color-mix(in srgb, var(--danger) 45%, transparent);color:var(--danger);border-radius:6px;padding:9px 10px;font-size:12px}.avatar-crop-backdrop{z-index:120;background:#0a0f0dad;justify-content:center;align-items:center;padding:20px;animation:.18s both backdrop-in;display:flex;position:fixed;inset:0}.avatar-crop-dialog{background:var(--control);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:8px;gap:16px;width:100%;max-width:500px;max-height:calc(100dvh - 32px);padding:20px;display:grid;overflow-y:auto}.avatar-crop-backdrop .avatar-crop-dialog{animation:.24s cubic-bezier(.2,.75,.25,1) both dialog-in}.avatar-crop-dialog>header{justify-content:space-between;align-items:flex-start;display:flex}.avatar-crop-dialog h2{margin:0;font-size:19px;line-height:25px}.avatar-crop-dialog header p{color:var(--muted);margin:4px 18px 0 0;font-size:12px;line-height:18px}.avatar-crop-frame{aspect-ratio:1;background:var(--page);border:1px solid var(--line);cursor:grab;touch-action:none;border-radius:6px;justify-self:center;width:100%;max-width:420px;position:relative;overflow:hidden}.avatar-crop-frame:active{cursor:grabbing}.avatar-crop-frame canvas{opacity:0;width:100%;height:100%;display:block}.avatar-crop-frame.crop-ready canvas{opacity:1}.avatar-crop-grid{pointer-events:none;background-image:linear-gradient(90deg,#0000 33.1%,#ffffff8c 33.3% 33.6%,#0000 33.8% 66.1%,#ffffff8c 66.3% 66.6%,#0000 66.8%),linear-gradient(#0000 33.1%,#ffffff8c 33.3% 33.6%,#0000 33.8% 66.1%,#ffffff8c 66.3% 66.6%,#0000 66.8%);position:absolute;inset:0}.avatar-zoom-control{color:var(--muted);gap:7px;font-size:12px;font-weight:700;display:grid}.avatar-zoom-control input{accent-color:var(--channel-accent);width:100%}.avatar-crop-dialog>footer{grid-template-columns:auto minmax(0,1fr) auto auto;align-items:center;gap:8px;display:grid}.avatar-crop-dialog>footer button{background:var(--control);border:1px solid var(--line);border-radius:6px;align-items:center;gap:7px;height:36px;padding:0 12px;font-size:12px;font-weight:700;display:inline-flex}.avatar-crop-dialog>footer .crop-apply-command{background:var(--channel-accent);border-color:var(--channel-accent);color:#fff}.spin{animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@keyframes backdrop-in{0%{opacity:0}to{opacity:1}}@keyframes dialog-in{0%{opacity:0;transform:translateY(10px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes backdrop-out{0%{opacity:1}to{opacity:0}}@keyframes dialog-out{0%{opacity:1;transform:translateY(0)scale(1)}to{opacity:0;transform:translateY(8px)scale(.97)}}.modal-backdrop.is-exiting,.settings-backdrop.is-exiting,.avatar-crop-backdrop.is-exiting{pointer-events:none;animation:.18s both backdrop-out}.modal-backdrop.is-exiting .confirmation-dialog,.settings-backdrop.is-exiting .settings-panel,.avatar-crop-backdrop.is-exiting .avatar-crop-dialog{animation:.22s cubic-bezier(.4,0,1,1) both dialog-out}.mobile-only{display:none}@media (max-width:820px){.chat-shell,.chat-shell.sidebar-collapsed{display:block}.mobile-only{display:inline-flex}.conversation-workspace{height:100dvh}.conversation-sidebar,.chat-shell.sidebar-collapsed .conversation-sidebar{box-shadow:var(--shadow);opacity:1;pointer-events:none;width:88vw;max-width:320px;height:100dvh;transition:transform .22s;position:fixed;top:0;left:0;transform:translate(-105%)}.conversation-sidebar.sidebar-open,.chat-shell.sidebar-collapsed .conversation-sidebar.sidebar-open{pointer-events:auto;transform:translate(0)}.sidebar-toggle,.chat-shell.sidebar-collapsed .sidebar-toggle{top:18px;left:12px}.conversation-sidebar.sidebar-open+.sidebar-toggle{left:calc(min(88vw,320px) - 48px)}.sidebar-scrim{z-index:15;background:#080d0b7a;border:0;position:fixed;inset:0}.chat-header,.chat-shell.sidebar-collapsed .chat-header{min-height:72px;padding:8px 12px 8px 60px}.channel-model-controls{flex:1;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:6px}.selector-field>span{display:none}.select-wrap{height:40px}.header-actions{gap:4px;margin-left:0}.message-viewport{padding:18px 12px 8px}.composer-zone{padding:7px 10px max(10px, env(safe-area-inset-bottom))}.message-bubble,.assistant-message .message-bubble,.user-message .message-bubble{max-width:94%}}@media (max-width:520px){.chat-header{gap:6px}.channel-model-controls{grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr)}.select-wrap{grid-template-columns:22px minmax(0,1fr) 14px;padding:0 6px}.select-wrap select{padding:0 24px 0 34px;font-size:12px}.channel-icon,.channel-initial{width:20px;height:20px}.header-actions .icon-command{width:34px;height:34px}.header-actions .quick-setting{display:none}.top-language-select{flex-basis:92px;grid-template-columns:18px minmax(0,1fr) 12px;width:92px;padding:0 6px}.top-language-select select{padding:0 20px 0 28px;font-size:11px}.composer{padding:7px;display:block}.composer textarea{min-height:40px;padding:7px}.composer-tools{border-top:1px solid color-mix(in srgb, var(--channel-accent) 15%, var(--line));justify-content:flex-end;padding-top:5px}.composer-tools button:first-of-type{margin-left:0}.message-actions button{gap:0;width:30px;font-size:0}.message-actions button svg{width:16px;height:16px}.login-page{padding:14px}.login-panel{padding:24px 20px}.settings-backdrop{align-items:flex-end;padding:0}.settings-panel{max-height:calc(100dvh - 24px);padding:17px 15px max(17px, env(safe-area-inset-bottom));border-bottom:0;border-left:0;border-right:0;border-radius:8px 8px 0 0}.profile-editor{align-items:flex-start}.avatar-crop-backdrop{align-items:flex-end;padding:0}.avatar-crop-dialog{max-height:calc(100dvh - 12px);padding:16px 14px max(16px, env(safe-area-inset-bottom));border-bottom:0;border-left:0;border-right:0;border-radius:8px 8px 0 0}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}