:root{font-family:'Manrope','Vazirmatn',system-ui,sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none;--bg:#fff;--side:#f7f7f5;--ink:#222321;--muted:#858680;--line:#e9e9e5;--hover:#eeefeb;--bubble:#f3f3f0;--primary:#252623;--inverse:#fff;--danger:#ba453b;color-scheme:light}*{box-sizing:border-box}body{margin:0;display:flex;min-height:100dvh;overflow:hidden}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit;background:none;border:0}button:disabled{cursor:default;opacity:.4}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #7879ac;outline-offset:4px}button:hover{transition:background .14s}img{display:block}svg{width:20px;height:20px;display:block;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}[hidden]{display:none!important}.sr-only,.skip{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip:focus{width:auto;height:auto;clip:auto;z-index:30;padding:14px;background:var(--bg)}.sidebar{background:var(--side);width:265px;flex-shrink:0;display:flex;flex-direction:column;height:100dvh;padding:22px 15px 12px;border-inline-end:1px solid var(--line);transition:margin .2s,transform .2s}.sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:0 8px 26px}.brand{display:flex;align-items:center;gap:9px;font-family:'Manrope',sans-serif;letter-spacing:-1px;font-size:21px;direction:ltr}.sidebar-head .icon-button{opacity:.5}.icon-button{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;border-radius:9px;font-size:25px}.icon-button:hover{background:var(--hover)}.sidebar-nav{display:grid;gap:3px}.nav-button{display:flex;gap:12px;align-items:center;width:100%;padding:12px 10px;text-align:start;border-radius:9px;font-size:13px}.nav-button:hover{background:var(--hover)}.nav-button kbd{margin-inline-start:auto;color:var(--muted);font:11px system-ui}.search-wrap{padding:8px 3px}.search-wrap input{width:100%;background:var(--bg);border:1px solid var(--line);padding:10px;border-radius:8px;color:var(--ink)}.history-scroll{flex:1;overflow-y:auto;padding:24px 0}.sidebar-label{font-size:11px;color:var(--muted);margin:0 11px 12px}.history-empty{color:var(--muted);font-size:12px;line-height:1.9;padding:18px 12px}.history-empty svg{opacity:.45;margin-bottom:15px}.history-row{display:flex;align-items:center;border-radius:8px;margin:2px 0}.history-row:hover,.history-row.active{background:var(--hover)}.history-link{padding:12px 10px;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:start;font-size:12px}.history-more{opacity:0;width:30px;font-weight:bold;font-size:15px}.history-row:hover .history-more,.history-more:focus,.history-row.active .history-more{opacity:1}.history-actions{display:flex;gap:3px;padding:3px 8px 6px}.history-actions button{font-size:11px;color:var(--muted);padding:5px 8px;border-radius:5px}.history-actions button:hover{background:var(--hover)}.sidebar-bottom{position:relative;border-top:1px solid var(--line);padding-top:10px}.profile{display:flex;align-items:center;gap:10px;width:100%;padding:8px;text-align:start;border-radius:9px}.profile:hover{background:var(--hover)}.avatar{background:#e7e6df;color:#48483e;border-radius:50%;width:34px;height:34px;display:grid;place-items:center;font-size:12px;flex-shrink:0}.profile-text{display:grid;gap:4px;min-width:0;flex:1}.profile-text strong{font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile-text small{font-size:9px;color:var(--muted)}.profile>svg{width:14px;color:var(--muted)}.profile-menu{position:absolute;bottom:65px;inset-inline:0;border:1px solid var(--line);background:var(--bg);padding:6px;border-radius:12px;box-shadow:0 8px 25px #0000000c;z-index:5}.profile-menu button,.profile-menu a{display:flex;align-items:center;gap:10px;width:100%;padding:11px;border-radius:7px;font-size:12px;text-align:start}.profile-menu button:hover,.profile-menu a:hover{background:var(--hover)}.workspace{flex:1;min-width:0;height:100dvh;display:flex;flex-direction:column;position:relative;background:var(--bg)}.topbar{height:78px;display:flex;align-items:center;justify-content:space-between;padding:0 30px;gap:16px;flex-shrink:0}.topbar-start{display:flex;align-items:center;gap:13px}.model-button{display:flex;gap:9px;align-items:center;direction:ltr;font-family:'Manrope',sans-serif;font-size:19px;font-weight:650;letter-spacing:-.8px;padding:8px 4px}.model-button svg{width:14px;color:#999}.beta-label{color:var(--muted);font-size:10px;padding-inline-start:13px;border-inline-start:1px solid var(--line)}.topbar-actions{display:flex;gap:7px}.button{padding:10px 18px;border-radius:24px;font-size:12px;border:1px solid var(--line);background:var(--bg);white-space:nowrap}.button:hover{background:var(--hover)}.button.primary{background:var(--primary);color:var(--inverse);border-color:var(--primary)}.button.primary:hover{opacity:.85}.button.text{border-color:transparent}#sidebar-toggle{display:none}.chat-scroll{flex:1;overflow-y:auto;overscroll-behavior:contain;scroll-behavior:smooth;scrollbar-width:thin}.welcome{max-width:820px;margin:auto;padding:clamp(32px,10vh,115px) 40px 60px;text-align:center}.welcome-mark{display:flex;justify-content:center;margin-bottom:28px}.welcome-mark img{opacity:.9}.eyebrow{color:var(--muted);font-size:11px;margin:0 0 13px}.welcome h1{font-size:clamp(26px,3vw,36px);line-height:1.65;font-weight:500;letter-spacing:-1px;margin:0 0 10px}.welcome-description{color:var(--muted);font-size:12px;line-height:2;margin:0}.starter-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:43px;text-align:start}.starter-grid>button{padding:19px 16px;position:relative;border:1px solid var(--line);border-radius:15px;text-align:start;min-height:144px;background:var(--bg)}.starter-grid>button:hover{background:var(--side);border-color:#d5d6cd}.starter-icon{width:30px;height:30px;border-radius:9px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}.starter-icon svg{width:17px;height:17px}.lavender{background:#f1edfb;color:#84709e}.mint{background:#eaf2eb;color:#648269}.peach{background:#faf0e6;color:#aa8964}.starter-grid strong{font-size:12px;font-weight:550;display:block;margin-bottom:6px}.starter-grid>button>span:not(.starter-icon):not(.starter-arrow){display:block;font-size:10px;color:var(--muted);line-height:1.7}.starter-arrow{position:absolute;inset-inline-end:14px;top:22px;opacity:.35}.starter-arrow svg{width:15px;height:15px;transform:rotate(-45deg)}.composer-dock{padding:8px 30px max(12px,env(safe-area-inset-bottom));width:100%;max-width:850px;align-self:center}.composer{border:1px solid #dedfd8;border-radius:24px;padding:17px 17px 12px;background:var(--bg);box-shadow:0 3px 14px #00000004;transition:border-color .2s}.composer:focus-within{border-color:#abaea0;box-shadow:0 3px 15px #00000006}.composer textarea{width:100%;max-height:180px;resize:none;padding:3px 4px 10px;font-size:14px;line-height:1.8;border:0;color:var(--ink);background:none;outline:none;min-height:40px}.composer textarea:focus-visible{outline:none}.composer textarea::placeholder{color:#8f9189}.composer-toolbar{display:flex;align-items:center;gap:12px}.generation-status{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:9px;flex:1}.status-dot{width:5px;height:5px;background:#83a187;border-radius:50%}.busy .status-dot{animation:pulse 1s infinite;background:#a3a391}.composer-hint{font-size:9px;color:#a3a49e;direction:ltr}.send{border-radius:50%;background:var(--primary);color:var(--inverse);width:34px;height:34px;display:grid;place-items:center;flex-shrink:0}.send svg{width:18px;height:18px}.send:disabled{opacity:.18}.stop-square{display:block;width:10px;height:10px;background:currentColor;border-radius:2px}.composer-note{text-align:center;color:#9d9e97;font-size:9px;line-height:1.8;margin:10px 0 0}.messages{width:100%;max-width:790px;margin:0 auto;padding:18px 30px 38px;display:grid;gap:30px}.message{min-width:0}.message.user{display:flex;justify-content:flex-end}.user-text{background:var(--bubble);border-radius:22px;padding:12px 20px;max-width:85%;white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.9;text-align:start}.assistant-head{display:flex;align-items:center;gap:9px;font-size:12px;font-weight:650;margin-bottom:12px;direction:ltr;justify-content:flex-start}.assistant-head img{width:24px;height:24px}.assistant-body{font-size:14px;line-height:2.1;overflow-wrap:anywhere;min-height:24px}.assistant-body p{margin:0 0 15px;white-space:pre-wrap}.assistant-body h3{font-size:17px;font-weight:600;margin:21px 0 10px}.assistant-body ul,.assistant-body ol{padding-inline-start:25px}.assistant-body li{padding-inline-start:4px}.assistant-body code{font:12px ui-monospace,SFMono-Regular,monospace;background:var(--bubble);border-radius:4px;padding:2px 5px;unicode-bidi:isolate}.code-block{border:1px solid var(--line);background:var(--side);border-radius:13px;overflow:hidden;margin:17px 0;direction:ltr;text-align:left}.code-head{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;font-size:10px;color:var(--muted);border-bottom:1px solid var(--line)}.code-head button{font-size:10px}.code-block pre{padding:18px;overflow-x:auto;margin:0}.code-block code{padding:0;background:none;white-space:pre;font-size:12px;line-height:1.85}.message-tools{display:flex;gap:5px;margin-top:8px}.message-tools .icon-button{color:var(--muted);height:28px;width:28px}.message-tools svg{width:15px;height:15px}.typing{display:flex;gap:5px;padding:9px 0}.typing i{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:pulse 1.1s infinite}.typing i:nth-child(2){animation-delay:.18s}.typing i:nth-child(3){animation-delay:.36s}.chat-error{display:flex;align-items:center;gap:9px;color:var(--danger);background:var(--side);border:1px solid var(--line);padding:10px 14px;margin-bottom:8px;border-radius:13px;font-size:11px;line-height:1.8}.chat-error>span{flex:1}.chat-error>button{font-size:11px;white-space:nowrap;text-decoration:underline}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--primary);color:var(--inverse);padding:13px 23px;border-radius:12px;font-size:12px;z-index:60;box-shadow:0 4px 20px #0002;max-width:90vw;text-align:center}.sidebar-collapsed .sidebar{margin-inline-start:-265px}.sidebar-collapsed #sidebar-toggle{display:inline-flex}.backdrop{position:fixed;inset:0;z-index:15;background:#0005}.auth-dialog,.settings-dialog,.action-dialog{border:1px solid var(--line);border-radius:23px;background:var(--bg);color:var(--ink);padding:38px;width:min(440px,calc(100% - 32px));box-shadow:0 15px 80px #0002;max-height:90dvh;overflow-y:auto}.auth-dialog::backdrop,.settings-dialog::backdrop,.action-dialog::backdrop{background:#171b203d;backdrop-filter:blur(5px)}.dialog-close{position:absolute;inset-inline-end:14px;top:12px;color:var(--muted)}.auth-brand{display:flex;align-items:center;justify-content:center;gap:10px;direction:ltr;font-family:'Manrope',sans-serif;font-size:24px;letter-spacing:-1px;margin:4px 0 26px}.auth-dialog h2{text-align:center;font-size:25px;font-weight:550;margin:0 0 8px}.auth-dialog>p{text-align:center;color:var(--muted);font-size:12px;line-height:1.9;margin:0 0 25px}label{display:block;font-size:12px;margin:16px 0 8px}input,select{background:var(--bg);border:1px solid #dcded5;color:var(--ink);width:100%;border-radius:10px;padding:13px 12px;font-size:13px}input:focus,select:focus{border-color:#959985}.password-wrap{position:relative}.password-wrap input{padding-inline-end:42px}.password-wrap button{position:absolute;inset-inline-end:5px;top:6px}.password-help{font-size:10px;color:var(--muted);display:block;margin:7px 0 20px}.auth-submit{width:100%;font-size:13px;padding:13px}.form-error{font-size:11px;line-height:1.8;color:var(--danger)}.auth-dialog .auth-switch{margin:23px 0 0;font-size:12px}.auth-switch button{text-decoration:underline;font-size:12px;font-weight:600}.auth-dialog .auth-note{font-size:10px;margin:25px 0 0;padding-top:19px;border-top:1px solid var(--line)}.settings-dialog{width:min(510px,calc(100% - 32px))}.settings-dialog h2{margin:0 0 27px;font-size:22px;font-weight:500}.settings-info{margin-top:28px;padding-top:10px;border-top:1px solid var(--line)}.settings-info h3{font-size:13px;font-weight:600;margin-top:20px}.settings-info p{font-size:11px;line-height:2;color:var(--muted)}.action-dialog h2{font-size:20px;font-weight:500;margin:0 0 20px}.action-dialog p{font-size:12px;color:var(--muted);line-height:1.9}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:24px}.danger{background:var(--danger)!important;border-color:var(--danger)!important}html[dir=rtl]{font-family:'Vazirmatn','Manrope',sans-serif}html[dir=rtl] .assistant-head{direction:rtl}.dark{--bg:#212321;--side:#1a1c1a;--ink:#edeee9;--muted:#999e92;--line:#343831;--hover:#30342d;--bubble:#30342d;--primary:#f0f1ea;--inverse:#242620;color-scheme:dark}.dark .brand img,.dark .welcome-mark img,.dark .assistant-head img,.dark .auth-brand img{filter:invert(1)}.dark .composer{border-color:#454a3e}.dark .avatar{background:#414738;color:#e5e9dc}.dark .starter-icon{filter:brightness(.7)}.dark .send:disabled{opacity:.25}@keyframes pulse{0%,100%{opacity:.4}50%{opacity:1}}@media(min-width:1500px){.welcome{padding-top:17vh}.sidebar{width:285px}.sidebar-collapsed .sidebar{margin-inline-start:-285px}}@media(max-width:1100px){.beta-label{display:none}.sidebar{width:235px}.sidebar-collapsed .sidebar{margin-inline-start:-235px}.topbar{padding:0 22px}.welcome{padding-inline:28px}.starter-grid{gap:8px}.starter-grid>button{padding-inline:12px}.composer-hint{display:none}}@media(max-width:760px){.sidebar{position:fixed;inset-block:0;inset-inline-start:0;z-index:20;width:280px;transform:translateX(-100%);margin:0!important}.sidebar-open .sidebar{transform:translateX(0)}html[dir=rtl] .sidebar{transform:translateX(100%)}html[dir=rtl] .sidebar-open .sidebar{transform:translateX(0)}#sidebar-toggle{display:inline-flex}.topbar{height:68px;padding:0 16px;gap:6px}.topbar-start{gap:8px}.topbar .button{font-size:11px;padding:9px 13px}.topbar .button.text{padding:9px 7px}.model-button{font-size:18px}.welcome{padding:10vh 22px 35px}.welcome h1{font-size:25px}.welcome-description{max-width:250px;margin:auto;font-size:11px}.welcome-mark{margin-bottom:23px}.starter-grid{margin-top:30px;gap:8px;grid-template-columns:1fr}.starter-grid>button{min-height:64px;padding:13px 13px;padding-inline-start:58px}.starter-icon{position:absolute;inset-inline-start:13px;top:17px;margin:0}.starter-grid strong{font-size:11px}.starter-grid>button>span:not(.starter-icon):not(.starter-arrow){font-size:9px}.starter-arrow{top:24px}.composer-dock{padding-inline:13px}.composer{border-radius:21px;padding:13px 13px 10px}.composer textarea{font-size:13px}.messages{padding:16px 22px 25px;gap:26px}.assistant-body,.user-text{font-size:13px}.user-text{max-width:90%}.auth-dialog,.settings-dialog,.action-dialog{padding:32px 25px}.history-more{opacity:1}}@media(max-height:750px) and (min-width:761px){.welcome{padding-top:30px;padding-bottom:30px}.starter-grid{margin-top:25px}.welcome-mark{margin-bottom:18px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
:root{color:var(--ink);background:var(--bg)}.dark{color:var(--ink);background:var(--bg)}

/* Google sign-in: official full-color G, light/dark neutral brand treatment. */
.google-signin{position:relative;width:100%;min-height:42px;display:flex;align-items:center;justify-content:center;padding:10px 12px;border:1px solid #747775;border-radius:21px;background:#fff;color:#1f1f1f;font-family:"Google Sans",Arial,"Vazirmatn",sans-serif;font-size:14px;font-weight:500;line-height:20px;letter-spacing:.1px;direction:ltr;transition:background .15s,box-shadow .15s}
.google-signin:hover:not(:disabled){background:#f8faff;box-shadow:0 1px 2px #3c40434d}
.google-signin:active:not(:disabled){background:#e8effa}
.google-signin:disabled{opacity:.55}
.google-signin-logo{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:20px;height:20px;object-fit:contain;flex-shrink:0}
.google-signin-label{margin:0 30px;overflow-wrap:anywhere}
html[lang=fa] .google-signin,html[lang=ar] .google-signin{font-family:"Google Sans","Vazirmatn",Arial,sans-serif;letter-spacing:0}
.auth-divider{display:flex;align-items:center;gap:12px;margin:20px 0 4px;color:var(--muted);font-size:10px;text-align:center}
.auth-divider::before,.auth-divider::after{content:"";height:1px;flex:1;background:var(--line)}
.google-account{margin-top:26px;padding-top:7px;border-top:1px solid var(--line)}
.google-account h3{font-size:13px;font-weight:600;margin:16px 0 12px}
.google-linked{display:flex;align-items:center;gap:8px;font-size:12px;color:#58775b;line-height:1.8;margin:0}
.google-linked>span:first-child{width:24px;height:24px;display:grid;place-items:center;background:#edf4ed;border-radius:50%;flex-shrink:0}
.dark .google-signin{background:#131314;color:#e3e3e3;border-color:#8e918f}
.dark .google-signin:hover:not(:disabled){background:#252629}
.dark .google-signin:active:not(:disabled){background:#32343a}
.dark .google-linked{color:#a9c4ac}
.dark .google-linked>span:first-child{background:#293a2b}

/* Response profiles and honest continuation for length-limited answers. */
.response-mode-wrap{display:inline-flex;align-items:center;flex-shrink:0}
.response-mode-wrap select{width:auto;max-width:145px;font:inherit;font-size:10px;line-height:1.4;padding:6px 22px 6px 9px;border:1px solid var(--line);border-radius:15px;background:var(--side);color:var(--ink);cursor:pointer;margin:0}
html[dir=rtl] .response-mode-wrap select{padding:6px 9px 6px 22px}
.response-mode-wrap select:disabled{cursor:default;opacity:.6}
.response-mode-wrap select:focus-visible{outline-offset:2px}
.response-limit{display:flex;align-items:center;gap:12px;padding:12px 15px;margin-bottom:9px;border:1px solid var(--line);border-radius:14px;background:var(--side);font-size:11px;line-height:1.9;color:var(--ink)}
.response-limit>span{flex:1}
.response-limit button{flex-shrink:0;white-space:nowrap;padding:6px 11px;border:1px solid var(--line);border-radius:16px;background:var(--bg);font-size:11px}
.response-limit button:hover{background:var(--hover)}
.generation-hint{margin:8px 5px 0;text-align:center;color:var(--muted);font-size:10px;line-height:1.8}
@media(max-width:1100px){.composer-toolbar{gap:9px}.response-mode-wrap select{max-width:130px}}
@media(max-width:760px){.response-mode-wrap select{font-size:10px;max-width:119px}.generation-status{font-size:9px;line-height:1.6}.response-limit{gap:8px;font-size:10px;padding:10px 12px}.response-limit button{font-size:10px;padding:6px 9px}.generation-hint{font-size:9px}.composer-toolbar{gap:8px}}