*{box-sizing:border-box} :root{color-scheme:light;--bg:#fff;--sidebar:#f9f9f9;--panel:#f4f4f4;--hover:#ececec;--line:#e5e5e5;--text:#202123;--muted:#707070;--accent:#202123;--inverse:#fff;--input:#fff;--error:#be3434;--success:#237753;--shadow:0 16px 60px #0002} :root[data-theme=dark]{color-scheme:dark;--bg:#212121;--sidebar:#171717;--panel:#2f2f2f;--hover:#383838;--line:#414141;--text:#ececec;--muted:#aaa;--accent:#ececec;--inverse:#202123;--input:#252525;--error:#ff9c99;--success:#8ed6af;--shadow:0 16px 60px #0007}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;display:flex;min-height:100dvh}button,input,textarea,select{font:inherit}button,select{cursor:pointer}button{color:inherit}button:focus-visible,a:focus-visible,select:focus-visible,textarea:focus-visible,input:focus-visible{outline:2px solid var(--muted);outline-offset:3px}button:disabled{opacity:.45;cursor:not-allowed}button:hover:not(:disabled){background:var(--hover)}a{color:inherit}[hidden]{display:none!important}.muted{color:var(--muted)}
.sidebar{width:260px;flex-shrink:0;padding:20px 12px 12px;background:var(--sidebar);display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:20}.sidebar-heading{padding:0 10px 18px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:10px;align-items:center;color:var(--text);text-decoration:none;font-size:18px;font-weight:650;letter-spacing:-.4px}.brand-icon{display:grid;place-items:center;width:30px;height:30px;background:var(--text);color:var(--bg);border-radius:10px;font-weight:750}.new-chat,.nav-button{display:flex;align-items:center;gap:11px;width:100%;background:transparent;border:0;border-radius:9px;text-align:left;padding:10px 12px;font-size:14px}.new-chat>span,.nav-button>span{font-size:20px;line-height:1;width:20px;text-align:center}.recent-heading{font-size:12px;font-weight:600;color:var(--muted);padding:30px 12px 10px;display:flex;justify-content:space-between}.tab-note{font-weight:400;font-size:10px}.chat-list{overflow:auto;min-height:0;flex:1}.chat-row{display:flex;align-items:center;border-radius:9px;margin-bottom:3px}.chat-row.active,.chat-row:hover{background:var(--hover)}.chat-link{border:0;background:transparent;padding:9px 12px;min-width:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:left;font-size:13px}.delete-chat{border:0;background:transparent;font-size:19px;width:28px;height:32px;margin-right:4px;color:var(--muted);visibility:hidden}.chat-row:hover .delete-chat,.chat-row:focus-within .delete-chat{visibility:visible}.empty-chats{font-size:12px;color:var(--muted);margin:0 12px 20px;flex:1}.sidebar-bottom{font-size:10px;color:var(--muted);padding:15px 10px;display:flex;align-items:center;gap:7px}.status-dot{width:5px;height:5px;border-radius:50%;background:var(--success);flex-shrink:0}.account-area{position:relative;border-top:1px solid var(--line);padding-top:8px}.account-button{width:100%;border:0;background:transparent;padding:9px 8px;border-radius:9px;display:flex;gap:10px;align-items:center;text-align:left}.account-avatar{display:grid;place-items:center;background:#52645e;color:#fff;width:34px;height:34px;border-radius:50%;font-size:13px;flex-shrink:0}.account-button strong{display:block;font-size:13px;font-weight:500}.account-button small{display:block;font-size:10px;color:var(--muted)}.account-more{margin-left:auto;font-size:21px}.account-menu{position:absolute;bottom:calc(100% + 8px);left:0;width:100%;padding:7px;border:1px solid var(--line);border-radius:14px;background:var(--bg);box-shadow:var(--shadow)}.account-menu p{margin:5px 9px 8px;color:var(--muted);font-size:11px}.account-menu button{display:block;width:100%;background:transparent;border:0;padding:10px;text-align:left;font-size:13px;border-radius:8px}
main{margin-left:260px;flex:1;min-width:0;display:flex;flex-direction:column;min-height:100dvh}.topbar{height:72px;display:flex;justify-content:space-between;align-items:center;padding:15px 30px;gap:14px;flex-shrink:0}.header-title{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:600;white-space:nowrap}.workspace-badge{font-size:11px;font-weight:400;color:var(--muted);border-left:1px solid var(--line);padding-left:13px}.conversation-title{max-width:280px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:12px;color:var(--muted)}.setup-banner{margin:0 30px;padding:12px 16px;background:var(--panel);border:1px solid var(--line);border-radius:12px;font-size:12px}.setup-banner strong{font-weight:500}.workspace{width:100%;max-width:860px;margin:auto;padding:24px 30px;flex:1;display:flex;flex-direction:column;justify-content:center}.welcome{width:100%;text-align:center;margin:auto}.welcome-mark{font-size:25px;font-weight:700;display:grid;place-items:center;width:49px;height:49px;margin:0 auto 22px;background:var(--text);color:var(--bg);border-radius:17px}h1{font-size:clamp(27px,3vw,34px);font-weight:600;letter-spacing:-.9px;line-height:1.25;margin:18px 0 12px}.welcome>p{font-size:14px;color:var(--muted);margin:0 0 27px}.suggestions{display:flex;justify-content:center;gap:9px;flex-wrap:wrap}.suggestions button{display:flex;align-items:center;gap:8px;padding:10px 14px;background:transparent;border:1px solid var(--line);border-radius:25px;font-size:12px}.suggestions button>span{font-size:17px;line-height:1;color:var(--muted)}.has-messages .workspace{justify-content:flex-start;margin-top:0}.messages{width:100%;min-width:0}.composer-area{position:sticky;bottom:0;width:100%;max-width:860px;margin:0 auto;padding:15px 30px 14px;background:var(--bg)}.composer{background:var(--panel);border:1px solid transparent;border-radius:26px;padding:15px 18px 12px;box-shadow:0 2px 6px #00000005}.composer:focus-within{border-color:var(--line)}textarea{width:100%;resize:vertical;min-height:55px;max-height:260px;border:0;background:transparent;color:var(--text);font-size:15px;line-height:1.6;outline:0}textarea::placeholder{color:var(--muted)}.composer-tools,.input-tools,.send-tools{display:flex;align-items:center;gap:9px}.composer-tools{justify-content:space-between;margin-top:8px}.input-tools{min-width:0}.icon-button{background:transparent;border:0;border-radius:50%;width:34px;height:34px;font-size:23px;line-height:1;display:grid;place-items:center;flex-shrink:0}.composer select{max-width:260px;min-width:0;background:transparent;color:var(--text);border:1px solid var(--line);border-radius:20px;padding:6px 11px;font-size:12px;overflow:hidden;text-overflow:ellipsis}.keyboard-hint{font-size:10px;color:var(--muted);white-space:nowrap}.send-button{background:var(--accent);border:0;border-radius:50%;width:35px;height:35px;color:var(--inverse);font-size:25px;line-height:1;font-weight:600;flex-shrink:0}.send-button:hover:not(:disabled){background:var(--muted)}.stop-button{background:var(--accent);color:var(--inverse);border:0;border-radius:18px;font-size:12px;padding:8px 13px}.footer-note{font-size:10px;text-align:center;color:var(--muted);margin:10px 0 0}.attachment{display:flex;align-items:center;gap:10px;font-size:11px;margin:8px 0;color:var(--muted)}.attachment button{background:none;border:0;font-size:19px}
.message{margin:8px 0 34px;min-width:0}.message-heading{display:flex;gap:9px;align-items:center;font-size:12px;color:var(--muted);margin-bottom:10px}.avatar{display:grid;place-items:center;border-radius:50%;width:25px;height:25px;background:var(--text);color:var(--bg);font-size:11px;font-weight:650}.message.user .message-heading{display:none}.message-body{font-size:15px;line-height:1.8;overflow-wrap:anywhere;min-width:0}.message-body p{white-space:pre-wrap;margin:10px 0}.message.user{display:flex;justify-content:flex-end}.message.user .message-body{background:var(--panel);padding:3px 19px;border-radius:24px;max-width:85%;max-height:320px;overflow:auto}.code-block{margin:16px 0;background:var(--sidebar);border:1px solid var(--line);border-radius:12px;overflow:hidden}.code-toolbar{display:flex;justify-content:space-between;padding:8px 14px;background:var(--panel);font:11px monospace;color:var(--muted)}.copy-button{background:transparent;color:var(--muted);border:0;font-size:11px;border-radius:5px;padding:2px 6px}.code-block pre{margin:0;padding:17px;overflow:auto;font:13px/1.7 Consolas,"Courier New",monospace;white-space:pre}.result-meta{color:var(--muted);font-size:10px;margin-top:12px;display:flex;align-items:center;gap:15px}.attempts{font-size:11px;color:var(--muted);margin-top:8px}.attempts summary{cursor:pointer}.attempts ul{padding-left:20px}.error-text{color:var(--error)}.warning-text{color:var(--muted);font-size:12px}.pending{color:var(--muted);animation:pulse 1.8s infinite}.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}.mobile-only{display:none}.sidebar-backdrop{border:0;position:fixed;inset:0;background:#0007;z-index:19;border-radius:0}.eyebrow{font-size:10px;letter-spacing:1px;color:var(--muted);font-weight:500}
.account-dialog{width:min(440px,calc(100% - 24px));padding:27px;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}dialog::backdrop{background:#0007;backdrop-filter:blur(3px)}.account-form{margin-top:25px}.account-form label{display:block;font-size:13px;font-weight:500;margin:16px 0 7px}.account-form input{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:var(--input);color:var(--text)}.primary-button{background:var(--accent);color:var(--inverse);border:0;padding:11px 18px;border-radius:10px;font-size:13px;font-weight:600}.primary-button:hover:not(:disabled){background:var(--muted)}.account-form .primary-button{width:100%}.form-status{font-size:12px;color:var(--error);min-height:18px;margin:12px 0}.form-status.success{color:var(--success)}.field-help{font-size:11px;color:var(--muted);margin:6px 0}.login-page{display:flex;flex-direction:column;min-height:100dvh}.login-brand{position:absolute;left:32px;top:27px}.login-main{min-height:100dvh;margin:0;width:100%;display:grid;place-items:center;padding:100px 24px}.login-card{width:100%;max-width:355px}.login-card>h1,.login-card>p{text-align:center}.login-card>p{font-size:14px;color:var(--muted)}.login-card h1{font-size:30px}.login-card .account-form{margin-top:30px}.login-card .login-help{font-size:11px;margin-top:25px}.login-footer{position:absolute;bottom:20px;left:0;width:100%;text-align:center;font-size:11px;color:var(--muted)}
@keyframes pulse{50%{opacity:.5}}@media(prefers-reduced-motion:reduce){.pending{animation:none}}@media(max-width:1050px){.sidebar{width:230px}main{margin-left:230px}.workspace-badge,.keyboard-hint{display:none}.conversation-title{max-width:200px}.composer select{max-width:210px}}@media(max-width:720px){.sidebar{width:280px;transform:translateX(-100%);visibility:hidden}.sidebar-open .sidebar{transform:translateX(0);visibility:visible}.sidebar-open{overflow:hidden}.mobile-only{display:grid}main{margin-left:0}.topbar{height:64px;padding:12px 15px}.header-title{font-size:17px;gap:7px}.conversation-title{display:none}.workspace{padding:22px 20px}.composer-area{padding:12px 12px 10px}.composer{padding:14px 14px 10px;border-radius:23px}.composer select{max-width:200px;font-size:11px}.welcome{padding-bottom:20px}.welcome-mark{width:43px;height:43px;font-size:22px;margin-bottom:20px}h1{font-size:27px;letter-spacing:-.7px}.welcome>p{font-size:13px;max-width:290px;margin:0 auto 24px}.suggestions{gap:8px;max-width:350px;margin:auto}.suggestions button{font-size:11px;padding:9px 12px}.footer-note{font-size:9px}.setup-banner{margin:0 15px}.message-body{font-size:14px}.delete-chat{visibility:visible}.login-brand{left:22px;top:22px;font-size:17px}}@media(max-width:380px){.composer select{max-width:175px}.composer-tools{gap:5px}.input-tools{gap:4px}.suggestions button{font-size:10px;padding:8px 10px}}
.chat-list:empty{flex:0}.composer textarea:focus-visible{outline:none}.composer:focus-within{border-color:var(--muted)}