:root{color-scheme:dark;--bg: #0f1115;--panel: #181b21;--border: #262b33;--text: #e6e8eb;--muted: #8b929c;--accent: #4f7cff;--error: #ff6b6b;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}:root[data-theme=light]{color-scheme:light;--bg: #ffffff;--panel: #f4f5f7;--border: #d7dbe0;--text: #1b1f24;--muted: #5b6470;--accent: #3b6cff;--error: #d23b34}:root[data-theme=light] .code-block,:root[data-theme=light] .doc-content{background:#f0f1f4}:root[data-theme=light] .badge{background:#e7e9ee;color:#5b6470}:root[data-theme=light] .badge.ok{background:#d8f0e0;color:#1c7a44}:root[data-theme=light] .badge.warn{background:#f3ecc9;color:#846b10}:root[data-theme=light] .badge.err{background:#f6d9d9;color:#b13030}.theme-toggle{font-size:1rem;line-height:1}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}.muted{color:var(--muted)}.small{font-size:.85rem}.spacer{flex:1}.centered{display:grid;place-items:center;height:100vh}.error{color:var(--error);margin:.5rem 0}.info{color:var(--accent);margin:.5rem 0}button{cursor:pointer;background:var(--accent);color:#fff;border:none;border-radius:6px;padding:.5rem .9rem;font-size:.9rem}button.link{background:none;color:var(--accent);padding:.3rem}input{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:.5rem;margin-top:.25rem}.auth-screen{display:grid;place-items:center;height:100vh;position:relative}.auth-theme{position:absolute;top:1rem;right:1rem}.auth-card{width:320px;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:1.5rem;display:flex;flex-direction:column;gap:.75rem}.auth-card h1{margin:0;font-size:1.4rem}.auth-card label{display:block;font-size:.85rem;color:var(--muted)}.workspace{display:flex;flex-direction:column;height:100vh}.topbar{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;border-bottom:1px solid var(--border);background:var(--panel)}.body{flex:1;display:grid;grid-template-columns:260px 1fr 480px;min-height:0}.sidebar,.settings-panel{background:var(--panel);border-right:1px solid var(--border);padding:1rem;overflow-y:auto}.settings-panel{border-right:none;border-left:1px solid var(--border)}.sidebar-section{margin-bottom:1.5rem}.sidebar-title{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:.5rem}.project-list{list-style:none;padding:0;margin:0 0 .75rem}.project-list button{width:100%;text-align:left;background:none;color:var(--text);display:flex;justify-content:space-between;padding:.5rem;border-radius:6px}.project-list button.active{background:var(--border)}.project-list .role{color:var(--muted);font-size:.7rem}.new-project{display:flex;gap:.5rem}.new-project input{margin-top:0}.chat{padding:0;overflow:hidden;display:flex}.placeholder{display:grid;place-items:center;height:100%;text-align:center;width:100%}.model-select{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:.35rem .5rem;font-size:.85rem}.project-select{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:.4rem .6rem;font-size:.95rem;font-weight:600;max-width:280px}.role-tag{font-size:.65rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:.1rem .45rem}.conversation-list{list-style:none;padding:0;margin:0}.conversation-list button{width:100%;text-align:left;background:none;color:var(--text);padding:.45rem .5rem;border-radius:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation-list button.active{background:var(--border)}.new-conv{float:right;font-size:.75rem;padding:0}.chat-thread{display:flex;flex-direction:column;width:100%;height:100%}.messages{flex:1;overflow-y:auto;padding:1.5rem;display:flex;flex-direction:column;gap:1rem}.centered-text{text-align:center;margin-top:2rem}.message{max-width:80%;padding:.75rem 1rem;border-radius:10px}.message.user{align-self:flex-end;background:var(--accent);color:#fff}.message.assistant{align-self:flex-start;background:var(--panel);border:1px solid var(--border)}.message.pending{opacity:.7}.message-role{font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;opacity:.7;margin-bottom:.25rem}.message-meta{margin-top:.4rem}.msg-content .prose{margin:0 0 .5rem;white-space:pre-wrap}.msg-content .prose:last-child{margin-bottom:0}.code-block{background:#0a0c10;border:1px solid var(--border);border-radius:6px;padding:.75rem;overflow-x:auto;font-size:.85rem}.citations{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:.5rem}.citation-chip{font-size:.72rem;background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:.15rem .55rem;color:var(--muted);cursor:help}.documents-panel .doc-add{margin-bottom:.75rem}.documents-panel .doc-upload{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.documents-panel .doc-upload input[type=file]{font-size:.8rem;color:var(--muted);flex:1;min-width:0}.paste-form{display:flex;flex-direction:column;gap:.5rem;margin-top:.5rem}.paste-form input,.paste-form textarea{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:.5rem;font-family:inherit;font-size:.85rem}.paste-form textarea{resize:vertical;min-height:320px}.doc-viewer{width:760px}.doc-viewer-meta{margin-bottom:.75rem;word-break:break-all}.doc-content{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:1rem;margin:0;max-height:60vh;overflow-y:auto;white-space:pre-wrap;word-break:break-word;font-family:inherit;font-size:.9rem;line-height:1.5;color:var(--text)}.doc-list{list-style:none;padding:0;margin:0}.doc-list li{border:1px solid var(--border);border-radius:8px;padding:.6rem;margin-bottom:.6rem}.doc-head{display:flex;justify-content:space-between;align-items:center;gap:.5rem}.doc-title{font-size:.9rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.doc-actions{display:flex;gap:.5rem;margin-top:.35rem}.doc-actions .danger{color:var(--error)}.badge{font-size:.68rem;text-transform:uppercase;letter-spacing:.03em;padding:.1rem .45rem;border-radius:999px;background:var(--border);color:var(--muted);white-space:nowrap}.badge.ok{background:#16351f;color:#6ee7a0}.badge.warn{background:#3a3416;color:#e7d36e}.badge.err{background:#3a1a1a;color:#ff8a8a}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:grid;place-items:center;z-index:50}.modal{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:1.25rem;width:640px;max-width:92vw;max-height:85vh;overflow-y:auto}.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.modal-head h2{margin:0;font-size:1.2rem}.user-create{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-bottom:.75rem}.user-create input[type=email],.user-create input[type=text]{flex:1;min-width:160px;width:auto;margin:0}.user-table{width:100%;border-collapse:collapse;font-size:.88rem}.user-table th{text-align:left;color:var(--muted);font-weight:500;font-size:.72rem;text-transform:uppercase;border-bottom:1px solid var(--border);padding:.4rem .3rem}.user-table td{padding:.45rem .3rem;border-bottom:1px solid var(--border)}.user-table tr.inactive{opacity:.5}.user-actions{display:flex;gap:.5rem;justify-content:flex-end}.user-actions .danger{color:var(--error)}.chat-error{padding:0 1.5rem}.composer{display:flex;gap:.5rem;padding:1rem;border-top:1px solid var(--border)}.composer textarea{flex:1;resize:none;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:.6rem;font-family:inherit;font-size:.9rem}.composer button{align-self:flex-end}.stop-btn{align-self:flex-end;background:var(--error)}.conversation-list li{display:flex;align-items:center;gap:.25rem;border-radius:6px}.conversation-list li.active{background:var(--border)}.conversation-list .conv-open{flex:1}.conv-actions{display:none;gap:.15rem;padding-right:.25rem}.conversation-list li:hover .conv-actions{display:flex}.icon{background:none;padding:.2rem .3rem;font-size:.8rem}.panel-tabs{display:flex;gap:.25rem;margin-bottom:1rem}.panel-tabs button{flex:1;background:var(--bg);color:var(--muted);border:1px solid var(--border);padding:.4rem}.panel-tabs button.active{background:var(--border);color:var(--text)}.settings-editor{display:flex;flex-direction:column;gap:.75rem}.settings-editor label{display:block;font-size:.75rem;text-transform:uppercase;color:var(--muted);letter-spacing:.03em}.settings-editor label.checkbox{display:flex;align-items:center;gap:.5rem;text-transform:none;font-size:.9rem;color:var(--text)}.settings-editor label.checkbox input{width:auto}.settings-editor select,.settings-editor textarea,.settings-editor input{width:100%;margin-top:.25rem;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:.45rem;font-family:inherit;font-size:.9rem}.settings-editor hr{border:none;border-top:1px solid var(--border);margin:.25rem 0}.slider-row{display:flex;align-items:center;gap:.6rem;margin-top:.4rem}.slider-row input[type=range]{flex:1;width:auto;margin:0;padding:0;border:none;background:transparent;accent-color:var(--accent)}.slider-value{width:2.2rem;text-align:right;font-variant-numeric:tabular-nums;color:var(--text)}.presets{display:flex;flex-wrap:wrap;align-items:center;gap:.3rem;margin-top:.4rem}.presets .label{font-size:.65rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);margin-right:.15rem}.preset-chip{background:var(--bg);border:1px solid var(--border);color:var(--muted);border-radius:999px;padding:.12rem .55rem;font-size:.75rem}.preset-chip:hover:not(:disabled){color:var(--text);border-color:var(--accent)}.usage-panel .refresh{float:right}.usage-total{margin:.5rem 0 1rem}.usage-total-usd{font-size:1.6rem;font-weight:600}.usage-group{margin-bottom:1rem}.usage-table{width:100%;border-collapse:collapse;font-size:.85rem}.usage-table td{padding:.2rem 0;border-bottom:1px solid var(--border)}.usage-table td.num{text-align:right;color:var(--muted);white-space:nowrap;padding-left:.5rem}