:root{--bg:#f5f7fa;--card:#fff;--text:#172033;--muted:#667085;--line:#e4e7ec;--nav:#0f172a;--nav2:#1e293b;--red:#b42318;--green:#067647;--amber:#b54708;--blue:#175cd3;--purple:#6941c6;--shadow:0 10px 28px rgba(16,24,40,.07)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}.app{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{background:var(--nav);color:#fff;padding:14px 11px;position:sticky;top:0;height:100vh;overflow:auto}.logo{font-size:19px;font-weight:900;padding:9px 10px 16px;border-bottom:1px solid #334155}.logo small{display:block;color:#94a3b8;font-size:10.5px;font-weight:500;margin-top:4px}.menu{margin-top:12px;display:grid;gap:4px}.menu button{all:unset;cursor:pointer;color:#cbd5e1;padding:10px 11px;border-radius:9px;font-size:13px}.menu button:hover,.menu 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360px;gap:12px}.chat{height:560px;display:flex;flex-direction:column}.history{flex:1;overflow:auto;display:grid;gap:8px;padding-bottom:8px}.msg{max-width:88%;padding:9px 10px;border-radius:11px;font-size:11.5px;line-height:1.45}.user{justify-self:end;background:#101828;color:#fff}.ai{justify-self:start;background:#f2f4f7}.chat textarea{width:100%;min-height:70px;border:1px solid #d0d5dd;border-radius:9px;padding:9px}.ctx{border:1px solid var(--line);border-radius:10px;padding:9px;background:#fff}.ctx+.ctx{margin-top:8px}.ctx h3{margin:0 0 6px;font-size:12px}.ctx p{margin:3px 0;font-size:10.5px;color:#667085}.toast{position:fixed;right:18px;bottom:18px;background:#101828;color:#fff;border-radius:9px;padding:10px 13px;font-size:11px;display:none;z-index:80}.toast.show{display:block}@media (max-width:1100px){.copilot{grid-template-columns:1fr}.g4,.g3,.g2{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:760px){.app{grid-template-columns:1fr}.sidebar{display:none}.main{padding:11px}.g4,.g3,.g2,.form-grid{grid-template-columns:1fr}.span2{grid-column:auto}.top{align-items:flex-start;flex-direction:column}}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:16px}.login{width:min(420px,100%);display:grid;gap:10px}.login .logo{border-bottom:1px solid var(--line)}.caseselect{border:1px solid var(--line);border-radius:9px;padding:7px 9px;font-size:11.5px;background:#fff;max-width:260px}.chip{display:inline-block;padding:3px 7px;border-radius:7px;background:#f2f4f7;font-size:10px;margin:2px 3px 0 0}.mini{font-size:10.5px;color:var(--muted)}.inline-form{display:flex;gap:6px;flex-wrap:wrap;align-items:center}.inline-form input,.inline-form select{border:1px solid #d0d5dd;border-radius:8px;padding:6px 8px;font-size:11.5px}details summary{cursor:pointer;font-size:11px;color:var(--blue)}.kv{display:grid;grid-template-columns:140px 1fr;gap:3px 8px;font-size:10.5px}.kv b{color:#344054}.btn:disabled{opacity:.4;cursor:not-allowed}.btn.small{padding:5px 8px;font-size:10.5px}.err{color:var(--red);font-size:11px}@media (max-width:760px){.sidebar{display:block;height:auto;position:static}.menu{grid-template-columns:repeat(3,1fr)}}.demo-banner{background:#fffaeb;border:1px solid #fedf89;color:#7a2e0e;border-radius:10px;padding:8px 11px;font-size:11px;font-weight:700;margin-bottom:12px}