:root{color-scheme:light;--bg:#faf9f6;--sidebar:#f1f0ec;--surface:#fff;--soft:#f4f4f1;--text:#242728;--secondary:#666a70;--border:#e4e5e1;--accent:#327bf0;--accent-soft:#e9f1ff;--danger:#bd493c;--shadow:0 12px 45px #24272c12;--ease:cubic-bezier(.22,1,.36,1)}
:root[data-theme=dark]{color-scheme:dark;--bg:#202123;--sidebar:#191a1c;--surface:#2b2c2f;--soft:#303136;--text:#eeefed;--secondary:#a6a8ae;--border:#3c3d41;--accent:#77a9ff;--accent-soft:#293c59;--danger:#ff9786;--shadow:0 16px 50px #0004}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer;border:0;background:none}button:disabled{cursor:default;opacity:.45}button,input,select,textarea{outline:none}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:3px}button{transition:background .18s,color .18s,transform .18s var(--ease),opacity .18s}button:active:not(:disabled){transform:scale(.97)}[hidden]{display:none!important}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.35;font-weight:600}svg{display:block;flex:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.icon-button{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;flex:none}.icon-button:hover{background:var(--soft)}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--border);border-radius:11px;padding:9px 16px;min-height:42px;background:var(--surface);font-weight:500}.button:hover{background:var(--soft)}.button.primary{background:var(--text);color:var(--bg);border-color:transparent}.button.primary:hover{opacity:.88}.button.danger{color:var(--danger)}.text-input,select{width:100%;border:1px solid var(--border);border-radius:10px;padding:10px 12px;background:var(--surface)}.error-text,.composer-error{color:var(--danger);font-size:14px;line-height:1.6}.login-screen{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:24px;background:color-mix(in srgb,var(--bg) 28%,transparent);backdrop-filter:blur(8px)}.app-shell{transition:filter .32s ease,opacity .32s ease}.auth-locked .app-shell{filter:blur(6px);opacity:.65;pointer-events:none;user-select:none}.login-card{position:relative;display:flex;flex-direction:column;align-items:center;gap:18px;width:360px;max-width:100%;padding:30px;background:var(--surface);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);animation:rise .5s var(--ease) both}.login-logo{width:62px;height:62px}.login-card h1{font-size:28px;letter-spacing:-.9px}.login-card>p:not(.error-text){color:var(--secondary)}.login-card .button,.login-card .error-text{width:100%}.login-theme{position:absolute;right:12px;top:12px}.app-shell{display:flex;height:100dvh;overflow:hidden;animation:fade .32s ease}.sidebar{width:254px;flex:none;display:flex;flex-direction:column;gap:12px;padding:20px 15px;background:var(--sidebar);border-right:1px solid var(--border);transition:margin .35s var(--ease),transform .35s var(--ease)}.sidebar.collapsed{margin-left:-254px}.brand{display:flex;gap:9px;align-items:center;padding:0 8px 12px;font-weight:650;font-size:20px;letter-spacing:-.6px}.brand img{width:34px;height:34px}.brand .icon-button{margin-left:auto}.new-chat{display:flex;align-items:center;gap:10px;width:100%;padding:11px 13px;border:1px solid var(--border);background:var(--surface);border-radius:11px;text-align:left}.new-chat:hover{border-color:var(--accent);background:var(--accent-soft)}.sidebar-caption{color:var(--secondary);font-size:14px;padding:13px 12px 2px}.conversation-list{flex:1;overflow:auto;min-height:0;scrollbar-width:thin}.history-row{position:relative;display:flex;align-items:center;gap:3px;border-radius:9px;margin-bottom:3px;transition:background .18s}.history-row:hover,.history-row.active{background:var(--bg)}.history-link{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:9px 11px;text-align:left;font-size:14px}.history-row>.icon-button{width:30px;height:30px;opacity:0}.history-row:hover>.icon-button,.history-row:focus-within>.icon-button{opacity:1}.history-empty{padding:10px 12px;color:var(--secondary);font-size:14px}.sidebar-bottom{border-top:1px solid var(--border);padding-top:10px}.sidebar-link{display:flex;align-items:center;gap:11px;width:100%;padding:10px 12px;border-radius:9px;text-align:left}.sidebar-link:hover,.sidebar-link.active{background:var(--bg)}.account-button{display:flex;align-items:center;gap:11px;width:100%;border-radius:10px;margin-top:9px;padding:9px 10px;text-align:left}.account-button:hover{background:var(--bg)}.account-meta{min-width:0;flex:1}.account-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.account-balance{color:var(--secondary);font-size:14px}.avatar{width:34px;height:34px;display:inline-grid;place-items:center;background:var(--accent-soft);color:var(--accent);border-radius:50%;font-weight:600;overflow:hidden;flex:none}.avatar img{width:100%;height:100%;object-fit:cover}.main-area{display:flex;flex-direction:column;flex:1;min-width:0;position:relative}.topbar{height:69px;flex:none;display:flex;align-items:center;gap:13px;padding:12px 25px}.page-title{font-weight:500;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-page{flex:1;min-height:0;display:flex;flex-direction:column;position:relative}.message-scroll{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;scroll-behavior:smooth;scrollbar-width:thin}.welcome{max-width:760px;margin:clamp(30px,15vh,165px) auto 55px;padding:0 30px;text-align:center;animation:rise .6s var(--ease) both}.welcome>img{width:74px;height:74px;margin-bottom:16px}.welcome h1{font-size:34px;letter-spacing:-1.1px}.welcome>p{color:var(--secondary);margin-top:12px;font-size:16px}.suggestions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:28px}.suggestions button{padding:9px 15px;border:1px solid var(--border);border-radius:12px;background:var(--surface);font-size:14px}.suggestions button:hover{background:var(--accent-soft);border-color:var(--accent)}.messages{max-width:790px;padding:0 28px 35px;margin:auto}.message{margin:26px 0;animation:rise .27s var(--ease) both;overflow-wrap:anywhere}.message.user{display:flex;align-items:flex-end;flex-direction:column;margin:26px 0 34px}.user-bubble{max-width:85%;background:var(--soft);padding:13px 19px;border-radius:20px 20px 6px 20px;white-space:pre-wrap}.message.assistant{position:relative}.assistant-label{display:flex;align-items:center;gap:8px;margin-bottom:12px;font-size:14px;font-weight:600}.assistant-label img{width:24px;height:24px}.message-body{font-size:16px;line-height:1.9}.message-body p{margin:0 0 14px}.message-body h2,.message-body h3{margin:22px 0 11px}.message-body ul,.message-body ol{padding-left:24px;margin:12px 0}.message-body pre{background:var(--sidebar);border:1px solid var(--border);border-radius:13px;overflow:auto;margin:16px 0;padding:17px;font:14px/1.8 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre}.message-body code{font:14px/1.7 ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--soft);border-radius:5px;padding:2px 5px}.message-body pre code{padding:0;background:none}.message-body blockquote{border-left:3px solid var(--accent);margin:15px 0;padding:3px 16px;color:var(--secondary)}.message-body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.message-tools{display:flex;align-items:center;gap:5px;margin-top:9px;color:var(--secondary)}.message-tools .icon-button{width:29px;height:29px}.message-photos{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:9px;justify-content:flex-end;max-width:100%}.message-photo{padding:0;border-radius:13px;overflow:hidden;border:1px solid var(--border)}.message-photo img{display:block;width:140px;height:115px;object-fit:cover}.reasoning-output{color:var(--secondary);font-size:14px;margin-bottom:14px;border-left:2px solid var(--border);padding:4px 14px}.reasoning-output summary{cursor:pointer}.reasoning-text{white-space:pre-wrap;line-height:1.8;padding-top:10px}.stream-placeholder{display:flex;align-items:center;gap:5px;padding:7px 0 15px}.stream-placeholder span{width:6px;height:6px;border-radius:50%;background:var(--secondary);animation:pulse 1.3s infinite}.stream-placeholder span:nth-child(2){animation-delay:.15s}.stream-placeholder span:nth-child(3){animation-delay:.3s}.message-error{color:var(--danger);font-size:14px;margin-top:12px}.composer-wrap{width:100%;max-width:820px;align-self:center;padding:5px 28px max(25px,env(safe-area-inset-bottom));flex:none}.composer{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:23px;padding:17px 17px 12px;box-shadow:0 3px 18px #00000004;transition:box-shadow .25s,border-color .25s}.composer:focus-within{border-color:color-mix(in srgb,var(--accent) 45%,var(--border));box-shadow:0 3px 23px #327bf00d}.composer.dragging{border-color:var(--accent);background:var(--accent-soft)}#prompt{resize:none;width:100%;border:0;background:transparent;line-height:1.65;padding:1px 4px 11px;min-height:47px;max-height:200px;font-size:16px}#prompt::placeholder{color:var(--secondary)}.composer-toolbar{display:flex;align-items:center;gap:8px;min-height:37px}.model-button{display:inline-flex;align-items:center;gap:6px;max-width:210px;font-size:14px;color:var(--secondary);padding:6px 8px;border-radius:9px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.model-button:hover{background:var(--soft);color:var(--text)}.send-button{display:grid;place-items:center;width:35px;height:35px;flex:none;background:var(--text);color:var(--surface);border-radius:50%;margin-left:auto}.send-button:disabled{opacity:.26}.send-button:hover:not(:disabled){background:var(--accent)}.composer-error{padding:0 4px 10px}.attachment-list{display:flex;gap:10px;flex-wrap:wrap;margin:0 3px 13px}.attachment{width:83px;height:83px;position:relative;animation:rise .22s var(--ease)}.attachment>button:first-child{display:block;width:100%;height:100%;border:1px solid var(--border);padding:0;border-radius:12px;overflow:hidden}.attachment img{width:100%;height:100%;object-fit:cover}.attachment .remove-photo{position:absolute;right:-7px;top:-7px;background:var(--text);color:var(--surface);border:2px solid var(--surface);border-radius:50%;width:25px;height:25px;display:grid;place-items:center}.scroll-bottom{position:absolute;bottom:170px;left:50%;background:var(--surface);box-shadow:var(--shadow);border:1px solid var(--border);border-radius:50%;z-index:1}.popover{position:fixed;z-index:40;background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:7px;max-height:440px;overflow:auto;min-width:205px;animation:rise .2s var(--ease) both}.popover-row{display:flex;align-items:center;gap:12px;text-align:left;width:100%;padding:10px;border-radius:8px;font-size:14px}.popover-row:hover,.popover-row.selected{background:var(--soft)}.popover-row .row-main{flex:1}.popover-caption{padding:9px 11px;color:var(--secondary);font-size:14px}.popover-row.danger{color:var(--danger)}.dialog{margin:auto;padding:0;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:21px;box-shadow:var(--shadow);width:640px;max-width:calc(100vw - 32px);max-height:calc(100dvh - 40px);overflow:auto}.dialog[open]{animation:rise .25s var(--ease) both}.dialog::backdrop{background:#0005;backdrop-filter:blur(5px);animation:fade .22s}.dialog.closing{animation:leave .16s ease both}.dialog-heading{display:flex;align-items:center;gap:16px;padding:20px 23px 15px}.dialog-heading h2{font-size:20px;flex:1}.dialog-body{padding:0 23px 22px}.dialog-footer{padding:14px 23px 20px;display:flex;justify-content:flex-end;gap:10px;border-top:1px solid var(--border)}.settings-tabs{display:flex;gap:5px;border-bottom:1px solid var(--border);padding:0 23px;margin-bottom:20px}.settings-tabs button{padding:9px 12px;color:var(--secondary);border-bottom:2px solid transparent}.settings-tabs button.active{color:var(--text);border-color:var(--accent)}.field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.field label{font-weight:500}.body-note{color:var(--secondary);font-size:14px;line-height:1.8}.theme-choices{display:flex;gap:8px;margin:12px 0}.theme-choices button{flex:1;padding:11px;border:1px solid var(--border);border-radius:11px}.theme-choices button.selected{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.profile-row{display:flex;align-items:center;gap:15px;margin:5px 0 24px}.profile-row .avatar{width:58px;height:58px;font-size:22px}.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;background:var(--soft);border-radius:10px;padding:10px 12px;margin:10px 0}.price-grid div{font-size:14px}.price-grid span{display:block;color:var(--secondary)}.camera-view{background:#111;border-radius:13px;overflow:hidden;aspect-ratio:4/3;display:grid;place-items:center;margin-bottom:15px}.camera-view video{width:100%;height:100%;object-fit:cover}.camera-error{color:var(--danger);font-size:14px;padding-bottom:12px}.photo-lightbox{display:block;max-width:100%;max-height:70dvh;border-radius:12px;margin:auto}.usage-page{overflow:auto;flex:1;padding:25px 35px 65px;animation:rise .32s var(--ease)}.usage-content{max-width:1030px;margin:0 auto}.usage-title{font-size:27px;margin-bottom:8px}.usage-summary{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-top:27px}.metric{background:var(--soft);border-radius:16px;padding:18px 20px}.metric-label{font-size:14px;color:var(--secondary);margin-bottom:8px}.metric-value{font-size:28px;font-weight:550;line-height:1.4;letter-spacing:-.5px}.metric-value .currency{font-size:14px;color:var(--secondary);font-weight:400;margin-left:6px}.owed{color:var(--danger)}.usage-filters{display:flex;gap:12px;align-items:center;flex-wrap:wrap;border-top:1px solid var(--border);padding-top:25px;margin:30px 0 20px}.usage-filters select{width:auto;border:0;background:var(--soft);border-radius:20px;max-width:230px;font-size:14px}.usage-filters .button{margin-left:auto}.date-range{display:flex;gap:8px;align-items:center;width:100%}.date-range input{min-width:0;max-width:185px}.usage-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.chart-card{background:var(--soft);border-radius:16px;padding:18px 19px;margin-top:19px;overflow:hidden}.chart-heading{display:flex;justify-content:space-between;gap:15px;align-items:center;font-size:14px;margin-bottom:18px}.chart-heading strong{font-weight:500}.chart-total{color:var(--secondary);margin-left:9px}.chart svg{width:100%;height:auto;display:block;overflow:visible}.chart svg text{font-size:13px;fill:var(--secondary)}.chart .grid-line{stroke:var(--border);stroke-width:1}.chart .bar{transform-box:fill-box;transform-origin:center bottom;animation:grow .5s var(--ease) both}.chart-legend{display:flex;gap:13px;flex-wrap:wrap;margin-top:16px;font-size:14px;color:var(--secondary)}.legend-dot{width:8px;height:8px;display:inline-block;border-radius:3px;margin-right:5px}.model-usage-title{margin:27px 0 2px;font-size:17px}.usage-small-charts{display:grid;grid-template-columns:1fr 1fr;gap:16px}.transactions{border:1px solid var(--border);border-radius:15px;margin-top:25px;overflow:auto}.transactions table{width:100%;border-collapse:collapse;white-space:nowrap;font-size:14px;text-align:left}.transactions th{font-weight:500;color:var(--secondary);padding:13px 17px;background:var(--soft)}.transactions td{padding:12px 17px;border-top:1px solid var(--border)}.empty-panel{padding:45px 20px;text-align:center;color:var(--secondary)}.quota-row{margin-top:15px;font-size:14px;color:var(--secondary)}.quota-track{height:5px;background:var(--border);border-radius:3px;margin-top:9px;overflow:hidden}.quota-track span{display:block;height:100%;background:var(--accent);transition:width .5s var(--ease)}.toast{position:fixed;bottom:max(26px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);z-index:120;padding:11px 18px;max-width:calc(100vw - 35px);background:var(--text);color:var(--surface);border-radius:12px;box-shadow:var(--shadow);font-size:14px;animation:fade .2s}.coach-focus{position:fixed;border:2px solid var(--accent);border-radius:13px;box-shadow:0 0 0 9999px #0005;pointer-events:none;z-index:65;transition:all .3s var(--ease)}.coach-card{position:fixed;z-index:66;background:var(--surface);border:1px solid var(--border);padding:21px;border-radius:17px;box-shadow:var(--shadow);width:300px;max-width:calc(100vw - 30px);animation:rise .3s var(--ease)}.coach-card h2{font-size:18px;margin-bottom:10px}.coach-card p{font-size:14px;color:var(--secondary);margin-bottom:16px}.coach-footer{display:flex;justify-content:space-between;align-items:center;gap:10px}.coach-arrow{position:fixed;z-index:66;pointer-events:none;color:var(--accent)}.sidebar-scrim{display:none}.mobile-only{display:none}
@keyframes rise{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:translateY(0)}}@keyframes fade{from{opacity:0}to{opacity:1}}@keyframes leave{to{opacity:0;transform:translateY(7px)}}@keyframes grow{from{transform:scaleY(.02)}to{transform:scaleY(1)}}@keyframes pulse{0%,75%,100%{opacity:.35;transform:translateY(0)}35%{opacity:1;transform:translateY(-3px)}}
@media(max-width:1050px){.model-button{max-width:175px}.sidebar{width:232px}.sidebar.collapsed{margin-left:-232px}}
@media(max-width:760px){.sidebar{position:fixed;top:0;bottom:0;left:0;z-index:55;width:275px;transform:translateX(-100%);margin:0!important;padding-top:max(20px,env(safe-area-inset-top))}.sidebar.open{transform:translateX(0)}.sidebar-scrim{display:block;position:fixed;inset:0;background:#0004;backdrop-filter:blur(2px);z-index:54}.mobile-only{display:inline-flex}.topbar{padding:10px 14px;height:61px}.welcome{padding:0 22px;margin-top:12vh}.welcome h1{font-size:29px}.welcome>p{font-size:15px}.suggestions{gap:8px}.messages{padding:0 19px 25px}.message{margin:20px 0}.user-bubble{max-width:94%}.composer-wrap{padding:5px 12px max(14px,env(safe-area-inset-bottom))}.composer{padding:13px 12px 11px;border-radius:21px}.composer-toolbar{gap:4px;flex-wrap:wrap}.model-button{max-width:155px;padding:6px;font-size:14px}.composer-toolbar>.icon-button{width:29px}.send-button{width:32px;height:32px}#prompt{font-size:16px}.usage-page{padding:19px 17px 50px}.usage-summary,.usage-metrics{gap:9px}.metric{padding:14px 13px;border-radius:13px}.metric-value{font-size:23px}.usage-metrics{grid-template-columns:1fr}.usage-metrics .metric{display:flex;align-items:center;justify-content:space-between}.usage-metrics .metric-label{margin:0}.usage-small-charts{grid-template-columns:1fr;gap:0}.usage-filters{gap:8px}.usage-filters select{max-width:190px}.usage-filters .button{margin:0}.price-grid{gap:6px}.message-photo img{width:112px;height:95px}.history-row>.icon-button{opacity:1}.dialog{max-height:calc(100dvh - 25px)}.scroll-bottom{bottom:165px}.chart-card{padding:17px 12px}}
@media(max-width:380px){.model-button{max-width:190px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* Fe:AI website 0.4 Model and thinking share one deliberate control */
body{font-size:16px}.sidebar-caption,.history-link,.history-empty,.account-balance,.button,.popover-row,.settings-tabs button,.error-text,.composer-error,.body-note,.quota-row,.chart-heading,.chart-legend,.transactions table{font-size:15px}.message-body{font-size:17px}.metric-label{font-size:16px}.metric-value .currency{font-size:15px}.welcome>p{display:none}.welcome{margin-top:clamp(44px,15vh,165px)}.welcome h1{font-size:36px;letter-spacing:-1px}.suggestions button{font-size:15px;padding:10px 16px}.composer{border-radius:24px;padding:18px 16px 13px;box-shadow:0 6px 25px #00000006}.composer-toolbar{gap:10px;flex-wrap:wrap}.model-picker{position:relative;isolation:isolate;margin-left:auto;flex-shrink:1;min-width:0;max-width:290px;border-radius:12px}.model-button{display:flex;align-items:center;gap:9px;max-width:100%;min-height:39px;padding:7px 11px;color:var(--text);font-size:15px;border:1px solid transparent;border-radius:12px;white-space:nowrap;position:relative;z-index:1;background:var(--surface)}.model-button:hover,.model-button[aria-expanded=true]{background:var(--soft);border-color:var(--border)}.model-name{overflow:hidden;text-overflow:ellipsis}.effort-badge{padding-left:9px;border-left:1px solid var(--border);font-weight:550;color:var(--secondary)}.effort-badge.ultra{color:#8762df}.send-button{margin-left:0;width:38px;height:38px}.popover{font-size:16px;padding:8px;transform-origin:bottom left;animation:picker-open .24s var(--ease) both;box-shadow:0 16px 55px #00000020}.popover-row{min-height:44px;padding:10px 12px}.model-option{gap:11px;transition:background .16s,color .16s}.model-option.selected{background:var(--accent-soft);color:var(--accent)}.model-monogram{width:30px;height:30px;display:inline-grid;place-items:center;background:var(--soft);border:1px solid var(--border);border-radius:9px;font-size:15px;font-weight:600;flex:none}.model-option.selected .model-monogram{background:var(--surface);border-color:color-mix(in srgb,var(--accent) 20%,var(--border))}.thinking-panel{margin:12px 3px 0;padding:17px 12px 13px;border-top:1px solid var(--border);border-radius:12px;transition:background .35s,box-shadow .35s}.model-settings-dialog{width:880px}.model-settings-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:22px;flex-wrap:wrap}.model-settings-toolbar>span{font-size:15px;color:var(--secondary)}.currency-control{display:flex;align-items:center;gap:12px;font-size:16px}.currency-control select{font-size:16px;width:auto;background:var(--soft);border:1px solid var(--border);padding:9px 12px;min-height:42px}.model-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.model-card{border:1px solid var(--border);border-radius:18px;padding:20px;background:var(--bg);transition:border-color .24s,background .24s,box-shadow .24s}.model-card.enabled{border-color:color-mix(in srgb,var(--accent) 30%,var(--border));background:color-mix(in srgb,var(--surface) 98%,var(--accent))}.model-card-heading{display:flex;align-items:center;gap:10px;margin-bottom:15px}.model-card-heading h3{font-size:17px;font-weight:600;flex:1;min-width:0;overflow-wrap:anywhere}.favorite-switch{position:relative;width:38px;height:23px;flex:none;cursor:pointer}.favorite-switch input{position:absolute;inset:0;width:100%;height:100%;opacity:0;margin:0;cursor:pointer;z-index:1}.favorite-switch>span{display:block;width:38px;height:23px;border-radius:12px;background:var(--border);transition:background .2s}.favorite-switch>span::after{content:'';display:block;width:19px;height:19px;border-radius:50%;background:#fff;position:absolute;top:2px;left:2px;box-shadow:0 1px 4px #0002;transition:transform .22s var(--ease)}.favorite-switch input:checked+span{background:var(--accent)}.favorite-switch input:checked+span::after{transform:translateX(15px)}.favorite-switch input:focus-visible+span{outline:3px solid var(--accent);outline-offset:4px}.capability-tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:17px}.capability-tags span{font-size:15px;color:var(--secondary);padding:3px 8px;background:var(--soft);border-radius:7px}.price-grid{background:none;padding:0;gap:10px;margin:14px 0 0;grid-template-columns:repeat(3,minmax(0,1fr))}.price-grid div,.price-grid span{font-size:15px}.price-grid span{margin-bottom:5px}.price-grid strong{font-size:19px;font-weight:550;letter-spacing:-.25px;overflow-wrap:anywhere}.model-context{font-size:15px;color:var(--secondary);margin-top:18px}.price-tiers{font-size:15px;border-top:1px solid var(--border);margin-top:15px;padding-top:12px}.price-tiers summary,.billing-info summary{cursor:pointer;font-weight:500}.price-tiers p{margin-top:13px}.billing-info{font-size:16px;margin-top:24px;padding:18px;background:var(--soft);border-radius:14px}.billing-info p{color:var(--secondary);margin-top:13px;line-height:1.8}.preference-section{margin-top:26px;padding-top:24px;border-top:1px solid var(--border)}.preference-section p{font-size:16px;color:var(--secondary);margin:12px 0 18px}.dialog-body{font-size:16px}.settings-tabs button{font-size:16px;padding:12px}.message-tools .icon-button{width:34px;height:34px}.file-attachment{display:flex;align-items:center;max-width:260px;min-width:180px;gap:5px;padding:11px 10px 11px 13px;border:1px solid var(--border);border-radius:13px;background:var(--bg);animation:attachment-enter .24s var(--ease) both}.file-attachment>button:first-child{display:flex;align-items:center;gap:11px;min-width:0;text-align:left;flex:1}.file-attachment>button:first-child>span{font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-kind{display:block;font-size:15px;color:var(--secondary);margin-top:3px}.file-attachment .remove-file{width:28px;height:28px;flex:none}.message-files{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;margin:0 0 9px}.message-file{display:flex;align-items:center;gap:10px;max-width:100%;overflow-wrap:anywhere;font-size:15px;padding:12px 14px;border:1px solid var(--border);background:var(--surface);border-radius:12px}.file-text-preview{font-size:15px;white-space:pre-wrap;overflow-wrap:anywhere;background:var(--soft);padding:18px;border-radius:12px;max-height:60dvh;overflow:auto;margin:0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.file-media-preview{width:100%;max-height:60dvh;border-radius:12px}.pdf-preview{width:100%;height:60dvh;border:0;border-radius:12px;background:var(--soft)}.source-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.source-links a{max-width:100%;font-size:15px;line-height:1.6;padding:6px 10px;border-radius:8px;background:var(--soft);color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-decoration:none}.source-links a:hover{background:var(--accent-soft);color:var(--accent)}.attachment{animation:attachment-enter .24s var(--ease) both}.dialog[open]{animation:dialog-open .28s var(--ease) both}.dialog.closing{animation:leave .16s ease both}.login-card{animation:dialog-open .4s var(--ease) both}
@property --ultra-angle{syntax:'<angle>';initial-value:0deg;inherits:false}
.model-picker.ultra-active::before{content:'';position:absolute;inset:-1px;border-radius:13px;padding:2px;background:conic-gradient(from var(--ultra-angle),#8762df40,#9a74ec,#79baf9,#e7a1dd,#8762df40);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;animation:ultra-orbit 4.4s linear infinite}.model-picker.ultra-active{box-shadow:0 0 14px #946ce61c}.model-picker.ultra-active .model-button{background:color-mix(in srgb,var(--surface) 97%,#9871ec)}.thinking-panel.ultra-active{background:linear-gradient(135deg,#9470e70b,#67b4f908);box-shadow:inset 0 0 0 1px #9571e51e}.ultra-enter{animation:ultra-pulse .7s var(--ease) both}#ultra-particles{position:absolute;right:40px;top:50%;pointer-events:none;z-index:3}#ultra-particles i{position:absolute;width:4px;height:4px;background:#af8ced;border-radius:50%;box-shadow:0 0 8px #ad89f0;animation:ultra-particle .75s ease-out both;animation-delay:var(--delay)}.page-paused .ultra-active::before{animation-play-state:paused}
@keyframes picker-open{from{opacity:0;transform:translateY(7px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes dialog-open{from{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes attachment-enter{from{opacity:0;transform:translateY(6px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes ultra-orbit{to{--ultra-angle:360deg}}@keyframes ultra-pulse{0%,100%{box-shadow:0 0 14px #946ce61c}40%{box-shadow:0 0 26px #946ce649}}@keyframes ultra-particle{from{opacity:0;transform:rotate(var(--angle)) translateX(4px) scale(.4)}20%{opacity:.85}to{opacity:0;transform:rotate(var(--angle)) translateX(42px) scale(.2)}}
@media(max-width:760px){.welcome h1{font-size:32px}.model-picker{max-width:calc(100% - 84px)}.model-button{font-size:15px;min-height:38px;padding:6px 9px}.send-button{width:36px;height:36px}.model-card-grid{grid-template-columns:1fr}.model-card{padding:18px}.model-card-heading h3{font-size:18px}.price-grid strong{font-size:20px}.model-settings-toolbar{align-items:flex-start;gap:13px}.dialog-body{padding-left:18px;padding-right:18px}.usage-metrics .metric-label{font-size:16px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}#ultra-particles{display:none}}
.chat-preference-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:19px 0;font-size:16px;border-bottom:1px solid var(--border)}
.chat-preference-row select{min-width:158px;max-width:65%;padding:10px 13px;font-size:16px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text)}
.quota-basis{margin-left:12px}

.chat-preference-row:last-of-type{border-bottom:0}

.model-menu{width:240px;min-width:205px;max-height:min(420px,calc(100dvh - 24px));overflow:hidden;padding:10px;border-radius:15px;transform-origin:bottom right;box-shadow:0 9px 32px #00000012;animation:model-pop-enter .2s cubic-bezier(.2,.8,.2,1) both}
[data-theme="dark"] .model-menu{box-shadow:0 12px 34px #00000055}
.compact-thinking{padding-bottom:5px}
.thinking-panel{margin:0;padding:0;border:0;border-radius:0;background:none;box-shadow:none}
.thinking-panel.ultra-active{background:none;box-shadow:none}
.picker-level-heading{display:flex;justify-content:center;align-items:center;min-height:26px;margin-bottom:8px}
.picker-level-button{display:inline-flex;align-items:center;gap:2px;padding:3px 6px;border-radius:7px;background:var(--soft);font-size:15px;font-weight:550;color:var(--text);transition:background-color .16s ease,color .16s ease}
.picker-level-button:hover{background:var(--border)}
.picker-level-button svg{color:var(--secondary)}
.thinking-panel.ultra-active .picker-level-button{color:#9571e5;background:#9571e516}
.thinking-rail{position:relative;height:24px;border-radius:99px;background:#e9e9e9;isolation:isolate}
[data-theme="dark"] .thinking-rail{background:#494a4d}
.thinking-fill{position:absolute;inset:0 auto 0 0;width:var(--fill-position,0%);border-radius:99px;background:#3685f7;transition:width .09s ease-out,background-color .2s ease;pointer-events:none}
.thinking-rail.scrubbing .thinking-fill{transition:none}
.thinking-dots{position:absolute;top:0;bottom:0;left:10px;right:10px;display:flex;align-items:center;justify-content:space-between;pointer-events:none}
.thinking-dot{width:3px;height:3px;flex:none;border-radius:50%;background:#aaa;transition:background-color .1s ease}
[data-theme="dark"] .thinking-dot{background:#8c8e91}
.thinking-dot.passed,[data-theme="dark"] .thinking-dot.passed{background:#ffffff70}
.thinking-slider{position:absolute;z-index:2;top:-4px;left:0;width:100%;height:32px;margin:0;appearance:none;-webkit-appearance:none;background:transparent;border:0;cursor:pointer;border-radius:99px;outline-offset:4px;touch-action:none}
.thinking-slider::-webkit-slider-runnable-track{height:24px;border-radius:99px;background:transparent;box-shadow:none}
.thinking-slider::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;box-sizing:border-box;width:20px;height:20px;margin-top:2px;border-radius:50%;background:#fff;border:1px solid #0000000c;box-shadow:0 1px 3px #0000001c}
.thinking-slider::-moz-range-track{height:24px;border-radius:99px;background:transparent;box-shadow:none}
.thinking-slider::-moz-range-thumb{box-sizing:border-box;width:20px;height:20px;border-radius:50%;background:#fff;border:1px solid #0000000c;box-shadow:0 1px 3px #0000001c}
.thinking-slider::-moz-range-progress{height:24px;background:transparent}
.picker-list-heading{position:relative;display:flex;align-items:center;justify-content:center;min-height:32px;margin-bottom:6px;font-size:15px;font-weight:550}
.picker-back{position:absolute;left:0;width:29px;height:29px;border-radius:8px}
.picker-models{max-height:min(292px,calc(100dvh - 98px));overflow:auto;scrollbar-width:thin}
.model-menu .model-option{gap:7px;min-height:39px;padding:9px 10px;font-size:15px;border-radius:9px}
.model-menu .model-option .row-main{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.model-menu .model-option svg{flex:none}
.model-menu .model-option.selected{color:var(--text);background:var(--soft)}
.company-icon{display:inline-grid;place-items:center;width:30px;height:30px;flex:none;color:var(--text)}
.company-icon svg{width:30px;height:30px}
.company-google{color:#8062d6}.company-qwen{color:#e37b2c}.company-deepseek{color:#4387ee}
.company-option{gap:10px;text-align:left;width:100%;border-radius:9px}
.company-option .row-main{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis}
.company-option:hover{background:var(--soft)}
.login-language{width:auto;max-width:100%;padding:6px 10px;font-size:15px;background:var(--soft)}
.language-section p{color:var(--secondary);font-size:16px;margin:12px 0}
.currency-control label{flex:none}
.currency-control select{min-width:0;max-width:100%}
[data-language="en"] .model-card-heading h3{font-size:16px}
.picker-company-title{display:flex;align-items:center;gap:6px;min-width:0;overflow:hidden;white-space:nowrap}
.picker-company-title .company-icon,.picker-company-title .company-icon svg{width:24px;height:24px}
.model-button{min-height:34px;padding:6px 10px;gap:7px;border-radius:99px;background:var(--soft)}
.model-button .effort-badge{font-weight:500}
.model-picker.ultra-active::before{border-radius:99px}
.thinking-panel.ultra-active .thinking-fill{background:linear-gradient(100deg,#529bf7,#9574e5,#c991dc,#529bf7);background-size:220% 100%;animation:ultra-rail-flow 3.8s ease-in-out infinite}
.page-paused .thinking-panel.ultra-active .thinking-fill{animation-play-state:paused}
@keyframes ultra-rail-flow{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
@keyframes model-pop-enter{from{opacity:0;transform:translateY(5px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
@media(max-width:760px){.model-button{min-height:34px;padding:6px 10px;font-size:15px}}
@media(prefers-reduced-motion:reduce){.model-menu,.thinking-fill,.thinking-dot{animation:none!important;transition:none!important}}

.compact-thinking{padding-bottom:0}
.picker-level-heading{min-height:22px;margin-bottom:5px}
.picker-level-button{line-height:18px;padding:2px 6px}

.picker-label-window{position:relative;display:inline-block;min-width:16px;height:18px;overflow:hidden;vertical-align:middle}
#reasoning-label{display:inline-block;line-height:18px}
.picker-label-outgoing{position:absolute;left:0;top:0;width:100%;text-align:center;line-height:18px;pointer-events:none}
.thinking-thumb{position:absolute;z-index:3;left:var(--thumb-position,0px);top:2px;width:20px;height:20px;border-radius:50%;background:#fff;border:1px solid #0000000c;box-shadow:0 1px 3px #0000001c;pointer-events:none;transition:left .21s cubic-bezier(.22,1,.36,1)}
.thinking-fill{transition:width .21s cubic-bezier(.22,1,.36,1),background-color .2s ease}
.thinking-rail.scrubbing .thinking-thumb,.thinking-rail.scrubbing .thinking-fill{transition:none}
.thinking-slider{z-index:4}
.thinking-slider:focus-visible{outline:none;box-shadow:none}
.thinking-rail:has(.thinking-slider:focus-visible){box-shadow:inset 0 0 0 1px #3685f760}
.thinking-slider::-webkit-slider-thumb{background:transparent;border-color:transparent;box-shadow:none}
.thinking-slider::-moz-range-thumb{background:transparent;border-color:transparent;box-shadow:none}
.model-button{overflow:hidden}
@media(prefers-reduced-motion:reduce){.thinking-thumb{transition:none!important}}

.thinking-rail{cursor:pointer;touch-action:none}
.thinking-thumb{left:0;transform:var(--thumb-transform,translate3d(0,0,0));will-change:transform;transition:transform .29s cubic-bezier(.22,1,.36,1)}
.thinking-fill{width:100%;transform:var(--fill-transform,scaleX(0));transform-origin:left center;will-change:transform;transition:transform .29s cubic-bezier(.22,1,.36,1),background-color .2s ease}
.thinking-slider{pointer-events:none}
.thinking-rail.scrubbing .thinking-thumb,.thinking-rail.scrubbing .thinking-fill{transition:none}

.thinking-rail{overflow:hidden;border-radius:12px}
.thinking-fill{border-radius:0}
.thinking-thumb{width:30px;height:24px;top:0;border:0;border-radius:12px}
.thinking-dots{left:15px;right:15px}
.thinking-slider::-webkit-slider-thumb{width:30px;height:24px;margin-top:0}
.thinking-slider::-moz-range-thumb{width:30px;height:24px}
.composer-toolbar{flex-wrap:nowrap}

.settings-tabs{position:relative;min-width:0;overflow:hidden}
.settings-tabs button{border-bottom-color:transparent!important;white-space:nowrap;flex-shrink:0}
.settings-tab-indicator{position:absolute;height:2px;bottom:0;background:var(--accent);border-radius:2px;pointer-events:none}
.dialog-body{overflow-x:hidden}
.model-button,.send-button,.new-chat,.suggestions button,.button,.sidebar-link{transition:background-color .18s ease,border-color .18s ease,color .18s ease,opacity .18s ease,transform .14s cubic-bezier(.2,.8,.2,1)}
.model-button:active,.new-chat:active,.suggestions button:active,.button:active{transform:scale(.98)}
.send-button:active:not(:disabled){transform:scale(.91)}
.sidebar-link:active{transform:translateX(2px)}
.composer{transition:border-color .22s ease,box-shadow .22s ease,background-color .22s ease}
.composer.dragging{box-shadow:0 0 0 3px #3685f71e}
.model-button svg,.model-option svg,.file-attachment svg,.sidebar-link svg{flex:none}
.dialog-heading h2,.page-title,.account-name,.message-file{min-width:0;overflow-wrap:anywhere}
@media(max-width:400px){.settings-tabs{padding-left:10px;padding-right:10px;gap:1px}.settings-tabs button{padding-left:9px;padding-right:9px}.price-grid strong{font-size:17px}.currency-control{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){.model-button:active,.send-button:active,.new-chat:active,.suggestions button:active,.button:active,.sidebar-link:active{transform:none}}

.account-access-note{font-size:16px;line-height:1.6;color:var(--secondary);margin:4px 0 12px;overflow-wrap:anywhere}

.generated-image-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:16px;margin:16px 0}.generated-image-grid figure{margin:0;min-width:0}.generated-image-open{border:0;padding:0;background:none;display:block;width:100%;border-radius:16px;overflow:hidden;cursor:zoom-in}.generated-image-open img{display:block;width:100%;height:auto;max-height:600px;object-fit:contain;animation:image-result-in .28s cubic-bezier(.2,.8,.2,1)}.generated-image-grid .button{margin-top:10px}.image-generation-placeholder{position:relative;overflow:hidden;border-radius:16px;width:min(100%,420px);min-height:220px;background:var(--surface);border:1px solid var(--border);display:grid;place-items:center;margin:16px 0}.image-generation-placeholder>div{display:flex;align-items:center;gap:12px;z-index:1;font-size:16px}.image-generation-shimmer{position:absolute;inset:-50%;background:linear-gradient(110deg,transparent 35%,color-mix(in srgb,var(--accent) 10%,transparent),transparent 65%);animation:image-generation-flow 2.4s ease-in-out infinite}.image-preference-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.image-preference-grid label{display:grid;gap:8px;min-width:0}.image-preference-grid select{max-width:100%}.image-pricing-note{font-size:16px;line-height:1.6;margin-top:14px;color:var(--secondary)}@keyframes image-result-in{from{opacity:0;transform:scale(.98) translateY(5px)}to{opacity:1;transform:none}}@keyframes image-generation-flow{from{transform:translateX(-55%)}to{transform:translateX(55%)}}@media(prefers-reduced-motion:reduce){.image-generation-shimmer,.generated-image-open img{animation:none}}@media(max-width:380px){.image-preference-grid{grid-template-columns:1fr}.image-generation-placeholder{min-height:170px}}

[data-language="en"] .price-grid span{min-height:3.1em;display:flex;align-items:flex-start}

@media(max-width:760px){.sidebar:not(.open){pointer-events:none}}

.model-settings-stage{min-width:0;overflow:hidden;overflow:clip;isolation:isolate}
.model-settings-view{min-width:0;padding:4px}
.settings-company-heading{font-size:19px;margin:0 0 18px}
.settings-company-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.settings-company-card{display:flex;align-items:center;gap:13px;min-width:0;min-height:98px;padding:19px 18px;text-align:left;border:1px solid var(--border);border-radius:17px;background:var(--bg);transition:background .2s,border-color .2s,transform .2s var(--ease)}
.settings-company-card:hover{background:var(--soft);border-color:color-mix(in srgb,var(--accent) 35%,var(--border))}
.settings-company-card .company-icon,.settings-company-card .company-icon svg{width:38px;height:38px}
.settings-company-name{font-size:18px;font-weight:600;flex:1;min-width:0;overflow-wrap:anywhere}
.settings-company-count{font-size:15px;color:var(--secondary);white-space:nowrap}
.settings-company-header{display:flex;align-items:center;gap:11px;flex-wrap:wrap;margin:0 0 18px;min-width:0}
.settings-company-header h3{font-size:20px;min-width:0;overflow-wrap:anywhere}
.settings-company-header>span:last-child{font-size:15px;color:var(--secondary);margin-left:auto}
@media(max-width:600px){.settings-company-grid{grid-template-columns:1fr;gap:10px}.settings-company-card{min-height:80px;padding:17px 15px;gap:11px}.settings-company-header>span:last-child{flex-basis:100%;margin-left:0}.settings-company-card .company-icon,.settings-company-card .company-icon svg{width:34px;height:34px}}