:root{--bg:#f5efe5;--panel:#fffaf4;--ink:#1f2731;--muted:#67717d;--line:#dfd3c4;--accent:#8b4c24;--accent-soft:#f1dfcf;--support:#0f5f57;--warn:#9d3d24}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:Avenir Next,Segoe UI,sans-serif;background:radial-gradient(circle at top left,rgba(139,76,36,.08),transparent 28%),linear-gradient(180deg,#f7f1e8,#f3ece2 48%,#efe7db);color:var(--ink)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}main{min-height:100vh}.pilot-shell{display:grid;grid-template-columns:280px minmax(0,1.4fr) minmax(320px,.9fr);grid-gap:16px;gap:16px;padding:20px}.stack{display:grid;grid-gap:12px;gap:12px}.panel{background:rgba(255,250,244,.94);border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 12px 30px rgba(34,31,28,.06);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.panel h2,.panel h3,.panel h4{margin-top:0}.muted{color:var(--muted)}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:4px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:.82rem;font-weight:700}.case-list{display:grid;grid-gap:10px;gap:10px}.case-card{display:grid;grid-gap:6px;gap:6px;padding:12px;border-radius:14px;border:1px solid var(--line);background:#fff}.case-card.active{border-color:rgba(139,76,36,.55);background:#fff6ef}.case-meta{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:.82rem}.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 8px;font-size:.78rem;background:#f5eadc;color:var(--accent)}.chat-log{display:grid;grid-gap:12px;gap:12px;max-height:56vh;overflow:auto;padding-right:4px}.bubble{padding:14px 16px;border-radius:16px;border:1px solid var(--line);background:#fff;white-space:pre-wrap}.bubble.agent{background:#fff7f0;border-color:#e8d0bb}.bubble.assistant{background:#f8fbff;border-color:#d7e5ef}.bubble.system{background:#f3f6f7;color:var(--muted)}.button,.input,.select,.textarea{width:100%;border-radius:12px;border:1px solid var(--line);padding:12px 14px;background:#fff}.textarea{min-height:110px;resize:vertical}.button{background:var(--accent);color:white;border:none;cursor:pointer;font-weight:600}.button.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.actions{display:flex;gap:10px;flex-wrap:wrap}.kv{grid-gap:10px;gap:10px}.kv,.kv-row{display:grid}.kv-row{grid-template-columns:110px 1fr;grid-gap:12px;gap:12px;align-items:start}.kv-row dt{color:var(--muted);font-weight:600}.kv-row dd{margin:0}.action-list,.article-list,.tool-list{display:grid;grid-gap:10px;gap:10px}.action-row,.article-row,.tool-row{padding:12px;border-radius:12px;border:1px solid var(--line);background:#fff}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(520px,100%)}.topbar{display:flex;justify-content:space-between;gap:12px;align-items:center}.link-row{display:flex;gap:10px;flex-wrap:wrap}.link-row a{font-weight:600}.link-row a,.status-good{color:var(--support)}.status-warn{color:var(--warn)}@media (max-width:1180px){.pilot-shell{grid-template-columns:1fr}}