:root{color-scheme:dark;--bg:#10191d;--sidebar:#0b1316;--panel:#162328;--line:#26363b;--muted:#829a9f;--text:#e7efec;--accent:#a3f0c5}*{box-sizing:border-box}body{margin:0;font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);height:100vh;height:100dvh;display:flex;overflow:hidden}a{color:inherit;text-decoration:none}button,textarea,select,input{font:inherit}button,a,select{touch-action:manipulation}button{cursor:pointer;color:var(--text);background:#203238;border:1px solid var(--line);border-radius:9px;padding:9px 14px}button:hover{background:#2b4148}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,select:focus-visible,textarea:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:3px}[hidden]{display:none!important}aside{width:260px;flex-shrink:0;display:flex;flex-direction:column;background:var(--sidebar);border-right:1px solid var(--line);padding:28px 18px 16px}.brand{display:flex;align-items:center;gap:13px;font-size:19px;font-weight:700;letter-spacing:.02em;margin:0 12px 30px}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--accent);color:#143323;font-size:23px}.brand small{font:10px ui-monospace,monospace;letter-spacing:.2em;display:block;color:var(--muted)}.new-chat{background:#1b302a;border-color:#365946;color:var(--accent);text-align:left;font-weight:600;display:flex;justify-content:space-between;align-items:center;padding:12px}kbd{font:10px system-ui;border:1px solid #365946;border-radius:4px;padding:1px 4px;color:#7eab94}.section-label{font-size:11px;color:var(--muted);letter-spacing:.04em;margin:28px 12px 11px;display:flex;justify-content:space-between}.history{flex:1;overflow:auto;min-height:50px}.history-row{display:flex;gap:0;border-radius:8px;margin:2px 0}.history-row.current{background:#1c2b30}.history-row button{border:0;background:none;text-align:left;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.history-row button:first-child{flex:1;min-width:0;padding:11px 12px;font-size:13px}.history-row .delete{color:#6d868c;padding:4px 9px;opacity:.4}.history-row:hover .delete{opacity:1}.empty-history{color:#587177;font-size:12px;padding:10px 12px}.sidebar-bottom{border-top:1px solid var(--line);padding-top:15px;display:flex;flex-direction:column;gap:5px}.sidebar-bottom>a{padding:8px 11px;font-size:12px;color:#b0c3c5;display:flex;justify-content:space-between}.sidebar-bottom>a span{color:#5f7f76;font-size:10px}.sidebar-bottom>button{font-size:11px;color:var(--muted);border:0;background:none;text-align:left;padding-left:11px}.account{display:flex;align-items:center;gap:10px;padding:18px 8px 0}.avatar{width:30px;height:30px;display:grid;place-items:center;background:#304c42;color:var(--accent);border-radius:50%;font-size:12px}.account>div{flex:1;min-width:0}.account strong{font-size:12px;display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.account small{font-size:10px;color:var(--muted);display:block}.account a,.account button{font-size:11px;color:var(--accent);border:0;padding:0;background:none}main{flex:1;min-width:0;display:flex;flex-direction:column;position:relative}header{height:79px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 32px;border-bottom:1px solid var(--line);gap:12px}.selectors{display:flex;align-items:center;gap:11px;min-width:0}select{color:var(--text);background:var(--bg);border:0;max-width:240px;padding:6px 3px;font-size:12px}#model{font-size:15px;font-weight:600;max-width:320px}#key-select{max-width:150px;color:#98b1b5}.divider{height:16px;width:1px;background:var(--line)}.pill{font-size:10px;background:#1d3028;color:#92cbaa;border:1px solid #2b4b3b;border-radius:5px;padding:2px 7px;white-space:nowrap}.header-actions{display:flex;gap:6px}.subtle,.icon-button{background:none;border:0;color:var(--muted);padding:7px 10px;font-size:12px}.icon-button{font-size:20px}#menu{display:none}.notice{font-size:11px;color:#83a399;background:#13251e;padding:7px 32px;border-bottom:1px solid #22392f;min-height:32px}.notice.error{background:#2a211a;color:#e5c48e;border-color:#55412b}#setup{margin:15px 25px 0;padding:18px 23px;border:1px solid #375247;border-radius:10px;background:#15251f}#setup p{color:var(--muted);font-size:12px;margin:9px 0}.setup-head{display:flex;justify-content:space-between;align-items:center}.setup-head h2{font-size:16px;margin:0}.setup-row{display:flex;gap:12px;align-items:end;flex-wrap:wrap;margin:12px 0}.setup-row input{flex:1;min-width:200px}.setup-row input,.setup-row select{background:#0e1915;border:1px solid var(--line);padding:9px;color:var(--text);border-radius:7px}.setup-row label{font-size:12px;display:flex;flex-direction:column;gap:4px}details{font-size:12px;color:#b1c4bd}summary{cursor:pointer}.primary{background:var(--accent);color:#102b1d;font-weight:600}#conversation{flex:1;overflow:auto;overscroll-behavior:contain;padding:20px 6% 30px;scroll-behavior:auto}#welcome{max-width:720px;margin:clamp(35px,12vh,150px) auto 50px;text-align:center}.welcome-symbol{font-size:60px;color:var(--accent);line-height:1;margin-bottom:26px}h1{font-size:clamp(24px,3vw,33px);font-weight:550;letter-spacing:-.03em;margin:0 0 12px}#welcome>p{color:var(--muted);font-size:13px}.suggestions{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:35px}.suggestions button{text-align:left;padding:17px;background:#142228;border-color:#283e45}.suggestions b{font-size:12px;display:block;font-weight:500}.suggestions span{font-size:10px;color:var(--muted);display:block;margin-top:7px}#messages{max-width:810px;margin:auto}.message{padding:18px 0 23px;border-bottom:1px solid #1c2a2f}.message-head{display:flex;align-items:center;gap:9px;color:#98b1b3;font-size:11px;margin-bottom:11px}.message-head .dot{background:var(--accent);color:#143525;display:grid;place-items:center;width:23px;height:23px;border-radius:7px;font-weight:700}.message.user .dot{background:#29404b;color:#b5ccd5}.message-body{font-size:15px;line-height:1.85;overflow-wrap:anywhere;white-space:pre-wrap;margin-left:32px}.message-body p{margin:0}.message-body pre{white-space:pre;overflow:auto;background:#091114;padding:20px 16px;border:1px solid #26383e;border-radius:9px;font:12px/1.7 ui-monospace,SFMono-Regular,monospace;position:relative}.message-body .copy{font-size:10px;padding:3px 7px;float:right}.message-meta{margin:10px 0 0 32px;color:#69848b;font-size:10px;display:flex;gap:15px}.message-meta.error{color:#dfb881}.composer-area{padding:8px 5% 17px;background:linear-gradient(transparent,var(--bg) 12%);flex-shrink:0}#composer{max-width:860px;margin:auto;border:1px solid #40564e;border-radius:16px;background:#17262b;box-shadow:0 10px 30px #0002;padding:15px 17px 11px}textarea{resize:none;background:none;border:0;color:var(--text);width:100%;min-height:48px;max-height:200px;outline:0;line-height:1.65;padding:0}textarea::placeholder{color:#6f888e}.composer-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:10px;gap:8px}.composer-bottom>div{display:flex;align-items:center;gap:20px}.context-note{font-size:10px;color:#a3b9b2;border:1px solid #31483f;border-radius:5px;padding:2px 6px}.limit-label{font-size:10px;color:#6b878c}.limit-label select{font-size:10px;background:none;color:#8ea9ac;padding:0}.send{background:var(--accent);color:#112e20;border:0;padding:7px 14px;font-size:12px;font-weight:600}.send:hover{background:#c0f7d8}#stop{margin-left:auto;font-size:11px}.composer-footnote{max-width:850px;margin:10px auto 0;display:flex;justify-content:space-between;gap:10px;font-size:10px;color:#5c767c}.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}@media(max-width:1100px){aside{width:225px}header{padding:0 20px}#mode{display:none}#key-select{max-width:100px}#model{max-width:240px}.header-actions button{font-size:11px;padding:5px}}@media(max-width:780px){aside{position:fixed;inset:0 auto 0 0;width:260px;z-index:20;box-shadow:20px 0 80px #0008;transform:translateX(-110%);transition:transform .18s}body.sidebar-open aside{transform:translateX(0)}#menu{display:block}header{height:auto;min-height:67px;padding:12px 13px;gap:5px}.selectors{flex:1;gap:5px;flex-wrap:wrap}.divider{display:none}#model{font-size:13px;max-width:210px}#key-select{font-size:10px;max-width:130px}.header-actions{flex-direction:column;gap:0}.header-actions button{font-size:10px;white-space:nowrap}.notice{padding:7px 16px;font-size:10px}#conversation{padding:12px 19px 25px}.suggestions{grid-template-columns:1fr;gap:8px;margin-top:25px}.suggestions button{padding:12px 15px}.suggestions span{display:none}#welcome{margin-top:40px}.welcome-symbol{font-size:45px}.composer-area{padding:8px 12px 12px}.composer-footnote{font-size:9px;flex-direction:column;gap:2px}.composer-bottom>div{gap:9px}.message-body{font-size:14px;margin-left:0}.message-meta{margin-left:0}#setup{margin:9px 10px;padding:12px}#setup .setup-row{gap:7px}.setup-row select{max-width:220px}.setup-row input{min-width:150px}}

/* Normalize WebKit native select styling to match the shared dark interface. */
select{-webkit-appearance:none;appearance:none;border-radius:5px;padding-right:19px;background-image:linear-gradient(45deg,transparent 50%,#829a9f 50%),linear-gradient(135deg,#829a9f 50%,transparent 50%);background-position:calc(100% - 9px) 52%,calc(100% - 5px) 52%;background-size:4px 4px;background-repeat:no-repeat}.limit-label select{padding-right:15px}

#workspace{font-size:11px;margin-bottom:9px;color:#8ea6a9}#workspace summary{cursor:pointer}.workspace-row{display:flex;gap:7px;flex-wrap:wrap;padding:10px 0}.workspace-row input{max-width:220px;font-size:10px}.workspace-row select,.workspace-row button,#clear-attachments{padding:5px 8px;font:inherit;max-width:180px}#attachment-state{display:inline-block;margin-right:10px}#workspace-label{color:#a3f0c5}

#tool-panel{font-size:11px;color:#8ea6a9;margin-bottom:9px;max-height:340px;overflow:auto}#tool-panel summary{cursor:pointer}#tool-panel p{margin:8px 0}#tool-panel textarea{width:100%;font:11px monospace;box-sizing:border-box;background:#142026;color:#d8e8df;border:1px solid #30454a;padding:8px;border-radius:7px}#tool-panel input.checkbox{width:auto}#tool-panel pre{white-space:pre-wrap;word-break:break-word;max-height:160px;overflow:auto}.tool-row{display:flex;gap:10px;flex-wrap:wrap;margin:8px 0}.tool-row button,.tool-row select{font:inherit;padding:5px 8px}.tool-row select{max-width:180px}

#tool-panel .field{display:flex;flex-direction:column;gap:5px}#tool-panel [hidden]{display:none!important}

#handoff{margin:10px 0;font-size:13px;color:#9ab0b3}#handoff summary{cursor:pointer}#handoff .field{display:block;margin:10px 0}#handoff textarea,#handoff input{display:block;width:100%;margin:6px 0;background:#101e23;color:#e2ede8;border:1px solid #31484e;border-radius:8px;padding:10px}#handoff button{margin:8px 0}#handoff p{line-height:1.7}