@import url("https://fonts.googleapis.com/css2?family=Instrument+Sans:wght@400;500;600;700&display=swap");:root,[data-theme=dark]{--bg-primary:#1c1c1e;--bg-secondary:#232325;--bg-card:#2c2c2e;--bg-card-hover:#343436;--accent-copper:#b87333;--accent-copper-light:#c9845a;--accent-gradient:linear-gradient(135deg,#b87333,#d4945a 50%,#c9845a);--accent-gradient-hover:linear-gradient(135deg,#c9845a,#daa57a 50%,#d4945a);--text-primary:#f5f0e8;--text-secondary:#a8a8a8;--text-muted:#6e6e6e;--gain:#6b8e6b;--loss:#c27878;--border:#3a3a3c;--shadow:rgba(0,0,0,0.28)}*{box-sizing:border-box;margin:0;padding:0}body,html{min-height:100%}body{font-family:Instrument Sans,sans-serif;background:var(--bg-primary);color:var(--text-primary)}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}.auth-shell{display:grid;grid-template-columns:1fr 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