:root{--bg:#fff;--fg:#1b2330;--muted:#5b6676;--line:#d6dbe3;--accent:#1f5fbf;--danger:#a32020;--ok:#1d7a3a;--notice:#fff7e0;color:var(--fg);background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#141a22;--fg:#e7ebf1;--muted:#a6b0bf;--line:#2f3946;--accent:#7fb0ff;--danger:#ff8a8a;--ok:#7fd59a;--notice:#3a3320}}body{background:var(--bg);margin:0}header{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:1rem;padding:.75rem 1rem;display:flex}header nav{flex:1;gap:.75rem;display:flex}header nav a.active{font-weight:700}main{max-width:72rem;margin:0 auto;padding:1rem}main h1:focus{outline:none}a{color:var(--accent)}table{border-collapse:collapse;width:100%;margin:.5rem 0 1rem}th,td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:.4rem .5rem}button{font:inherit;border:1px solid var(--line);color:inherit;cursor:pointer;background:0 0;border-radius:.3rem;padding:.3rem .7rem}button.primary{background:var(--accent);color:var(--bg);border-color:var(--accent)}button:disabled{opacity:.5;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.actions{flex-wrap:wrap;align-items:center;gap:.5rem;display:flex}.tag{border:1px solid var(--line);border-radius:1rem;margin-left:.3rem;padding:0 .5rem;font-size:.85em;display:inline-block}.notice{background:var(--notice);border-radius:.3rem;padding:.5rem .75rem}.error{color:var(--danger)}.field-error{color:var(--danger);display:block}.diff .added{color:var(--ok)}.diff .removed{color:var(--danger)}.lines{padding:0;font-family:ui-monospace,monospace;list-style:none}.chat{padding:0;list-style:none}.chat .user{text-align:right}.chat li{white-space:pre-wrap;margin:.4rem 0}.chunks .disabled{opacity:.6}.cards{gap:.75rem;padding:0;list-style:none;display:grid}textarea.prompt{width:100%;font-family:ui-monospace,monospace}form.inline,fieldset{flex-wrap:wrap;align-items:flex-end;gap:.75rem;display:flex}label{flex-direction:column;gap:.2rem;display:flex}.tabs{flex-wrap:wrap;gap:.25rem;margin:1rem 0;display:flex}.tabs [aria-selected=true]{border-color:var(--accent);font-weight:700}.skip{position:absolute;left:-999px}.skip:focus{background:var(--bg);padding:.5rem;top:1rem;left:1rem}.visually-hidden,.announcer{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}dialog{border:1px solid var(--line);background:var(--bg);max-width:48rem;color:var(--fg);border-radius:.5rem}pre{background:color-mix(in srgb, var(--line) 30%, transparent);padding:.75rem;overflow:auto}.pdf-viewer{max-width:100%;margin:1rem 0;overflow-x:auto}.pdf-page{border:1px solid var(--border,#ccc);position:relative}.pdf-page canvas{width:100%;display:block}.pdf-zone{pointer-events:none;background:#c2410c1f;outline:2px solid #c2410c;position:absolute}