:root{--bg: #0f172a;--panel: #1e293b;--bubble-user: #2563eb;--bubble-bot: #334155;--accent: #38bdf8;--ok: #22c55e;--ko: #ef4444;--warn: #f59e0b;--text: #e2e8f0;--muted: #94a3b8}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:Segoe UI,Roboto,system-ui,sans-serif;background:var(--bg);color:var(--text)}.app{max-width:820px;margin:0 auto;height:100vh;display:flex;flex-direction:column}.header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid #334155}.brand{display:flex;align-items:baseline;gap:10px}.logo{font-weight:800;font-size:20px;color:var(--accent);letter-spacing:1px}.subtitle{color:var(--muted);font-size:14px}.status{display:flex;gap:12px;font-size:12px}.dot-ok{color:var(--ok)}.dot-ko{color:var(--ko)}.chat{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:14px}.msg{display:flex;flex-direction:column;max-width:88%}.msg-user{align-self:flex-end;align-items:flex-end}.msg-assistant{align-self:flex-start;align-items:flex-start}.bubble{padding:10px 14px;border-radius:14px;white-space:pre-wrap;line-height:1.45;font-size:15px}.msg-user .bubble{background:var(--bubble-user);border-bottom-right-radius:4px}.msg-assistant .bubble{background:var(--bubble-bot);border-bottom-left-radius:4px}.typing{color:var(--muted);font-style:italic}.result-block{width:100%;margin-top:8px}.result-query{font-size:12px;color:var(--accent);margin-bottom:4px;font-weight:600}.details{margin-top:4px;width:100%;display:flex;flex-direction:column;gap:8px}.card{background:var(--panel);border:1px solid #334155;border-radius:12px;padding:10px 12px}.card-ok{border-color:var(--ok)}.card-warn{border-color:var(--warn)}.card-error{border-color:var(--ko)}.card-tag{font-size:12px;color:var(--muted);margin-bottom:6px}.card-title{font-weight:700;font-size:15px;margin-bottom:6px}.card-sub{color:var(--warn);font-size:14px}.card-row{display:flex;flex-wrap:wrap;gap:14px;font-size:14px}.suppliers{width:100%;border-collapse:collapse;font-size:13px}.suppliers th,.suppliers td{text-align:left;padding:5px 8px;border-bottom:1px solid #334155}.suppliers th{color:var(--muted);font-weight:600}.suggestions{margin:4px 0 0;padding-left:18px;font-size:14px}.composer{display:flex;gap:10px;padding:14px 18px;border-top:1px solid #334155}.composer input{flex:1;padding:12px 14px;border-radius:10px;border:1px solid #334155;background:#0b1220;color:var(--text);font-size:15px}.composer input:focus{outline:none;border-color:var(--accent)}.composer button{padding:0 22px;border:none;border-radius:10px;background:var(--accent);color:#0b1220;font-weight:700;font-size:15px;cursor:pointer}.composer button:disabled{opacity:.5;cursor:not-allowed}