:root{--primary:#5C3D6E;--primary-light:#A88CB8;--primary-dark:#372937;--brand-pink:#E91E8C;--bg:#F1E4DB;--bg-surface:#D2CADF;--bg-card:#FFF9F5;--border:#D2CADF;--text:#372937;--text-secondary:#7A6685;--patient-bubble:#5C3D6E;--doctor-bubble:#F1E4DB}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg);color:var(--text)}button,input,textarea{font-family:inherit}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--primary-light);border-radius:3px}