*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--tg-theme-bg-color, #ffffff);color:var(--tg-theme-text-color, #111111)}#root{min-height:100vh;padding:16px}button{font:inherit;cursor:pointer}.btn-primary{width:100%;padding:12px 16px;border:none;border-radius:10px;background:var(--tg-theme-button-color, #2481cc);color:var(--tg-theme-button-text-color, #ffffff);font-size:16px;font-weight:600}.btn-primary:disabled{opacity:.5}.btn-secondary{width:100%;padding:10px 16px;border:1px solid var(--tg-theme-hint-color, #999999);border-radius:10px;background:transparent;color:var(--tg-theme-text-color, #111111);font-size:15px}input{width:100%;padding:10px 12px;border:1px solid var(--tg-theme-hint-color, #cccccc);border-radius:8px;font-size:16px;background:var(--tg-theme-secondary-bg-color, #f5f5f5);color:var(--tg-theme-text-color, #111111)}.field{margin-bottom:12px}.field label{display:block;font-size:13px;color:var(--tg-theme-hint-color, #888888);margin-bottom:4px}.tabs{display:flex;gap:4px;margin-bottom:16px;border-bottom:1px solid var(--tg-theme-hint-color, #e0e0e0)}.tab{flex:1;padding:10px 4px;text-align:center;background:none;border:none;border-bottom:2px solid transparent;color:var(--tg-theme-hint-color, #888888);font-size:13px}.tab.active{color:var(--tg-theme-link-color, #2481cc);border-bottom-color:var(--tg-theme-link-color, #2481cc);font-weight:600}.card{padding:12px 14px;border-radius:10px;background:var(--tg-theme-secondary-bg-color, #f5f5f5);margin-bottom:8px}.row{display:flex;justify-content:space-between;align-items:center}.muted{color:var(--tg-theme-hint-color, #888888);font-size:13px}.error{color:#d32f2f;font-size:14px;margin:8px 0}.positive{color:#2e7d32;font-weight:600}.negative{color:#d32f2f;font-weight:600}