:root{--blue-900:#0f2b46;--blue-800:#163b5c;--slate-700:#334155;--slate-600:#475569;--slate-200:#e2e8f0;--slate-100:#f1f5f9;--green:#16a34a;--lime:#84cc16;--bg:#f4fbf2;--accent:#7cc86b;--accent-dark:#3a9d3a;--ink:#103814;--muted:#5b6b5f;--shadow:0 10px 30px rgba(0,0,0,.06);--card-bg:#fff;--border:#e9eef4;--chat-bg:#fff;--chat-border:#e5e7eb;--chat-primary:#2563eb;--chat-primary-weak:rgba(37,99,235,.12);--chat-text:#0f172a;--chat-muted:#64748b}