:root{--bg:#262624;--sidebar:#1f1e1d;--panel:#30302e;--panel-hover:#3a3a37;--border:#3d3d3a;--accent:#f4c04c;--accent-dim:rgba(244,192,76,.15);--text:#f5f4ef;--text-mid:#c2c0b6;--text-dim:#8a887f;--error:#e5484d;--error-dim:rgba(229,72,77,.08);--tok-keyword:#f4c04c;--tok-string:#9ece9e;--tok-number:#d8a76a;--tok-comment:#8a887f;--sidebar-width:260px;--max-width:780px;--radius:10px}*{box-sizing:border-box;margin:0;padding:0}body,html{height:100%}body{background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}button{font:inherit;background:none;border:none;cursor:pointer}a,button{color:inherit}a{text-decoration:none}.app{display:grid;grid-template-columns:var(--sidebar-width) 1fr;height:100dvh;overflow:hidden;transition:grid-template-columns .25s ease}.app--sidebar-closed{grid-template-columns:0 1fr}.sidebar{background:var(--sidebar);border-right:1px solid var(--border);overflow:hidden;min-width:0;transition:opacity .25s ease}.app--sidebar-closed .sidebar{opacity:0;pointer-events:none}.sidebar__inner{width:var(--sidebar-width);height:100%;display:flex;flex-direction:column}.sidebar__brand{display:flex;align-items:center;gap:9px;padding:14px 18px 10px;font-size:15px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}.sidebar__brand img{flex-shrink:0}.nav{padding:6px 10px;display:flex;flex-direction:column;gap:2px}.nav__item{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:8px;color:var(--text-mid);width:100%;transition:background .12s ease,color .12s ease}.nav__item:hover{background:var(--panel-hover);color:var(--text)}.nav__item--primary{color:var(--accent)}.nav__item--active{background:var(--accent-dim);color:var(--text)}.nav__item svg{flex-shrink:0}.recents{flex:1 1;overflow-y:auto;padding:12px 10px;min-height:0}.recents__heading{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-dim);padding:4px 10px 8px}.recents__empty{padding:4px 10px;font-size:13px;color:var(--text-dim)}.recents__item{display:block;width:100%;text-align:left;padding:8px 10px;border-radius:8px;color:var(--text-mid);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:background .12s ease,color .12s ease}.recents__item:hover{background:var(--panel-hover);color:var(--text)}.recents__item--active{background:var(--accent-dim);color:var(--text)}.recents__mode{display:inline-block;font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);border:1px solid var(--border);border-radius:4px;padding:0 4px;margin-right:7px;vertical-align:1px}.account{border-top:1px solid var(--border);padding:12px 14px;gap:10px}.account,.account__avatar{display:flex;align-items:center}.account__avatar{width:30px;height:30px;border-radius:50%;background:var(--accent);color:#1a1400;justify-content:center;font-weight:700;font-size:13px;flex-shrink:0}.account__name{font-size:14px;color:var(--text);font-weight:500}.account__plan{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);border:1px solid var(--accent);border-radius:5px;padding:1px 6px;margin-left:8px}.main{display:flex;flex-direction:column;min-width:0;height:100%}.topbar{gap:6px;padding:10px 14px;border-bottom:1px solid var(--border)}.iconbtn,.topbar{display:flex;align-items:center}.iconbtn{width:34px;height:34px;border-radius:8px;justify-content:center;color:var(--text-dim);transition:background .12s ease,color .12s ease}.iconbtn:hover{background:var(--panel-hover);color:var(--text)}.topbar__title{flex:1 1;text-align:center;font-size:14px;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:0 8px}.topbar__right{display:flex;align-items:center;gap:6px}.messages{flex:1 1;overflow-y:auto;padding:24px 16px}.messages__inner{max-width:var(--max-width);margin:0 auto;display:flex;flex-direction:column;gap:18px}.row{display:flex;width:100%}.row--user{justify-content:flex-end}.row--assistant{justify-content:flex-start}.bubble{max-width:80%;padding:12px 16px;border-radius:var(--radius);white-space:pre-wrap;word-wrap:break-word}.bubble--user{background:var(--panel);color:var(--text);border-bottom-right-radius:4px}.bubble--assistant{background:transparent;border-left:2px solid var(--accent);border-radius:0;padding-left:16px;color:var(--text);max-width:100%}.bubble--error{border-left-color:var(--error);background:var(--error-dim);border-radius:0 var(--radius) var(--radius) 0}.bubble__label{display:block;font-size:10px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:6px;color:var(--text-dim)}.bubble--assistant .bubble__label{color:var(--accent)}.bubble--error .bubble__label{color:var(--error)}.bubble__files{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}.caret{display:inline-block;width:7px;height:1.05em;margin-left:1px;vertical-align:text-bottom;background:var(--accent);animation:blink 1s steps(2,start) infinite}@keyframes blink{to{opacity:0}}.thinking{color:var(--text-dim);font-style:italic}.retrybtn{display:inline-flex;align-items:center;gap:6px;margin-top:10px;padding:5px 12px;border:1px solid var(--error);border-radius:7px;color:var(--error);font-size:13px;transition:background .12s ease}.retrybtn:hover{background:var(--error-dim)}.md{white-space:normal}.md p{margin:0 0 10px}.md p:last-child{margin-bottom:0}.md ul{margin:0 0 10px;padding-left:22px}.md h3,.md h4,.md h5{margin:14px 0 8px;color:var(--text)}.inline-code{font-family:ui-monospace,SFMono-Regular,Cascadia Code,Consolas,monospace;font-size:.9em;background:var(--panel);border:1px solid var(--border);border-radius:5px;padding:1px 6px}.codeblock{margin:10px 0;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--sidebar)}.codeblock__bar{display:flex;align-items:center;justify-content:space-between;padding:6px 12px;border-bottom:1px solid var(--border);background:var(--panel)}.codeblock__lang{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-dim)}.codeblock__copy{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--text-dim);padding:3px 8px;border-radius:6px;transition:background .12s ease,color .12s ease}.codeblock__copy:hover{background:var(--panel-hover);color:var(--text)}.codeblock pre{padding:12px 14px;overflow-x:auto}.codeblock code{font-family:ui-monospace,SFMono-Regular,Cascadia Code,Consolas,monospace;font-size:13px;line-height:1.55;white-space:pre}.tok-keyword{color:var(--tok-keyword)}.tok-string{color:var(--tok-string)}.tok-number{color:var(--tok-number)}.tok-comment{color:var(--tok-comment);font-style:italic}.empty{text-align:center;color:var(--text-dim);margin-top:14vh}.empty__logo{margin-bottom:16px}.empty__mark{font-size:20px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}.empty__desc{margin-bottom:22px}.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;max-width:560px;margin:0 auto}.chip{border:1px solid var(--border);border-radius:999px;padding:7px 14px;font-size:13px;color:var(--text-mid);background:var(--sidebar);transition:border-color .12s ease,color .12s ease}.chip:hover{border-color:var(--accent);color:var(--text)}.composer{padding:12px 16px 18px}.composer__uploadwrap{max-width:var(--max-width);margin:0 auto 10px}.dropzone{display:flex;align-items:center;justify-content:center;gap:10px;padding:10px 14px;border:1px dashed var(--border);border-radius:var(--radius);color:var(--text-dim);font-size:13px;cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}.dropzone:hover{border-color:var(--text-dim);color:var(--text-mid)}.dropzone--over{border-color:var(--accent);background:var(--accent-dim);color:var(--text)}.upload-note{margin-top:6px;font-size:12px;color:var(--text-dim);text-align:center}.stoprow{max-width:var(--max-width);margin:0 auto 10px;display:flex;justify-content:center}.stopbtn{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border:1px solid var(--border);border-radius:999px;background:var(--panel);color:var(--text-mid);font-size:13px;transition:border-color .12s ease,color .12s ease}.stopbtn:hover{border-color:var(--error);color:var(--text)}.composer__inner{max-width:var(--max-width);margin:0 auto;display:flex;flex-direction:column;gap:8px;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:10px 8px 8px 14px}.composer__inner:focus-within{border-color:var(--accent)}.composer__row{display:flex;align-items:flex-end;gap:10px}.composer__input{flex:1 1;resize:none;max-height:200px;padding:6px 0;background:transparent;color:var(--text);border:none;font:inherit;line-height:1.5;outline:none}.composer__input::placeholder{color:var(--text-dim)}.composer__send{flex-shrink:0;width:36px;height:36px;border-radius:9px;background:var(--accent);color:#1a1400;display:flex;align-items:center;justify-content:center;transition:opacity .15s ease}.composer__send:disabled{opacity:.35;cursor:not-allowed}.composer__hint{max-width:var(--max-width);margin:8px auto 0;font-size:11px;color:var(--text-dim);text-align:center}.filechips{display:flex;flex-wrap:wrap;gap:6px}.filechip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border:1px solid var(--border);border-radius:7px;background:var(--panel-hover);color:var(--text-mid);font-size:12px}.filechip--static{background:var(--sidebar)}.filechip__remove{display:inline-flex;align-items:center;color:var(--text-dim);border-radius:4px;padding:2px}.filechip__remove:hover{color:var(--error)}@media (max-width:720px){.app,.app--sidebar-closed{display:block;grid-template-columns:none}.main{height:100dvh}.sidebar{position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-width);z-index:30;transform:translateX(-100%);transition:transform .25s ease;box-shadow:2px 0 16px rgba(0,0,0,.4);opacity:1;pointer-events:auto}.app--sidebar-open .sidebar{transform:translateX(0)}.app--sidebar-closed .sidebar{opacity:1;pointer-events:auto}.app--sidebar-open .backdrop{display:block;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:20}.bubble{max-width:90%}}.backdrop{display:none}.search-overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:50;display:flex;align-items:flex-start;justify-content:center;padding-top:12vh}.search-modal{width:min(560px,calc(100vw - 32px));background:var(--sidebar);border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:0 18px 50px rgba(0,0,0,.5)}.search-modal__inputrow{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text-dim)}.search-modal__input{flex:1 1;background:transparent;border:none;outline:none;color:var(--text);font:inherit;font-size:15px}.search-modal__input::placeholder{color:var(--text-dim)}.search-modal__kbd{font-size:10px;font-family:inherit;color:var(--text-dim);border:1px solid var(--border);border-radius:4px;padding:1px 5px}.search-results{max-height:50vh;overflow-y:auto;padding:6px}.search-result{display:block;width:100%;text-align:left;padding:10px 12px;border-radius:8px}.search-result--selected,.search-result:hover{background:var(--panel-hover)}.search-result__title{display:flex;align-items:center;gap:8px;color:var(--text);font-size:14px;min-width:0}.search-result__name,.search-result__snippet{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-result__snippet{color:var(--text-dim);font-size:12.5px;margin-top:2px}.search-empty{padding:24px;text-align:center;color:var(--text-dim);font-size:14px}.search-modal__hint{display:flex;gap:14px;padding:8px 16px;border-top:1px solid var(--border);font-size:11px;color:var(--text-dim)}.hl{font-weight:600}.hl,.modebadge{color:var(--accent)}.modebadge{flex-shrink:0;font-size:9px;letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--border);border-radius:4px;padding:0 4px}.iconbtn--active{color:var(--accent)}.web{flex:1 1;overflow-y:auto;padding:48px 16px 32px}.web__inner{max-width:640px;margin:0 auto}.web__desc,.web__title{text-align:center}.web__desc{color:var(--text-dim);margin-bottom:26px}.web__inputrow{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:8px 8px 8px 14px;color:var(--text-dim)}.web__inputrow:focus-within{border-color:var(--accent)}.web__input{flex:1 1;background:transparent;border:none;outline:none;color:var(--text);font:inherit}.web__input::placeholder{color:var(--text-dim)}.web__btn{flex-shrink:0;background:var(--accent);color:#1a1400;border-radius:9px;padding:9px 16px;font-weight:600;font-size:13px;transition:opacity .15s ease}.web__btn:disabled{opacity:.35;cursor:not-allowed}.web__note{font-size:12px;color:var(--text-dim);text-align:center;margin-top:10px}.web__error{color:var(--error);font-size:13px;text-align:center;margin-top:14px}.web__chips{margin-top:26px}.querycard{border:1px solid var(--border);background:var(--sidebar);border-radius:var(--radius);padding:14px 16px;margin-top:14px}.querycard__q{font-family:ui-monospace,SFMono-Regular,Cascadia Code,Consolas,monospace;font-size:14px;color:var(--text);word-break:break-word}.querycard__why{color:var(--text-dim);font-size:12.5px;margin:6px 0 12px}.querycard__open{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--accent);color:var(--accent);border-radius:7px;padding:5px 12px;font-size:13px;transition:background .12s ease}.querycard__open:hover{background:var(--accent-dim)}