:root{--bg: #0f172a;--panel: #1e293b;--panel-2: #334155;--border: #334155;--text: #e2e8f0;--muted: #94a3b8;--accent: #38bdf8;--accent-2: #818cf8;--danger: #f87171;--ok: #4ade80}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px}a{color:var(--accent);text-decoration:none}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--panel);border-right:1px solid var(--border);padding:16px;display:flex;flex-direction:column;gap:8px}.sidebar h1{font-size:16px;margin:0 0 12px}.sidebar .user{color:var(--muted);font-size:12px;margin-bottom:12px;word-break:break-all}.nav-link{display:block;padding:8px 10px;border-radius:6px;color:var(--text)}.nav-link:hover{background:var(--panel-2)}.nav-link.active{background:var(--accent-2);color:#fff}.main{flex:1;padding:24px;overflow:auto}.main h2{margin-top:0}.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:16px;margin-bottom:16px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.grow{flex:1}button{background:var(--accent);color:#0b1220;border:none;border-radius:6px;padding:8px 14px;font-weight:600;cursor:pointer}button:hover{opacity:.9}button.secondary{background:var(--panel-2);color:var(--text)}button.danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}button:disabled{opacity:.5;cursor:not-allowed}input,textarea,select{width:100%;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 10px;font-size:14px;font-family:inherit}textarea{resize:vertical}label{display:block;margin-bottom:4px;color:var(--muted);font-size:12px}.field{margin-bottom:12px}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.auth-box{width:360px}.auth-box h2{text-align:center}.error{color:var(--danger);margin:8px 0;font-size:13px}.muted{color:var(--muted);font-size:12px}.list-item{display:flex;justify-content:space-between;align-items:center;padding:12px;border:1px solid var(--border);border-radius:8px;margin-bottom:8px;background:var(--bg);cursor:pointer}.list-item:hover{border-color:var(--accent)}.list-item .title{font-weight:600}.list-item .sub{color:var(--muted);font-size:12px;margin-top:2px}.chat-panel{display:flex;flex-direction:column;height:calc(100vh - 140px)}.messages{flex:1;overflow-y:auto;border:1px solid var(--border);border-radius:8px;padding:12px;background:var(--bg)}.msg{margin-bottom:10px;max-width:85%}.msg .who{font-size:11px;color:var(--muted);margin-bottom:2px}.msg .bubble{border-radius:8px;padding:8px 12px;white-space:pre-wrap;word-break:break-word}.msg.user{margin-left:auto}.msg.user .bubble{background:var(--accent-2);color:#fff}.msg.assistant .bubble{background:var(--panel-2)}.msg.tool .bubble,.msg.thinking .bubble{background:var(--panel);border:1px dashed var(--border);color:var(--muted);font-size:12px}.msg.error .bubble{background:#7f1d1d;color:#fecaca}.input-row{display:flex;gap:8px;margin-top:10px}.input-row textarea{flex:1;height:64px}.check-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}.check-item{display:flex;align-items:center;gap:8px;padding:8px;border:1px solid var(--border);border-radius:6px}.check-item input{width:auto}.tag{display:inline-block;background:var(--panel-2);border-radius:4px;padding:2px 8px;font-size:12px;margin:0 4px 4px 0}.tag.ok{background:#14532d;color:var(--ok)}.code{background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:10px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;white-space:pre-wrap;word-break:break-all}