*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0d1117;--surface: #161b22;--border: #2d3748;--primary: #1D9E75;--primary-dim: rgba(29, 158, 117, .15);--accent: #E05A24;--purple: #534AB7;--purple-dim: rgba(83, 74, 183, .15);--text: #ffffff;--text-secondary: #8b949e;--radius-card: 16px;--radius-chip: 12px;--radius-btn: 50px}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg);color:var(--text);min-height:100dvh;line-height:1.6;-webkit-font-smoothing:antialiased}#root{min-height:100dvh;display:flex;flex-direction:column}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;font-family:inherit;border:none;outline:none}button:focus-visible{outline:2px solid var(--primary);outline-offset:2px}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.page{flex:1;display:flex;flex-direction:column;align-items:center;padding:2rem 1.25rem;max-width:640px;margin:0 auto;width:100%}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;background:var(--primary);color:#fff;font-size:1rem;font-weight:600;padding:.875rem 2rem;border-radius:var(--radius-btn);border:none;transition:opacity .2s,transform .1s;white-space:nowrap}.btn-primary:hover:not(:disabled){opacity:.88}.btn-primary:active:not(:disabled){transform:scale(.98)}.btn-primary:disabled{opacity:.35;cursor:not-allowed}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;background:transparent;color:var(--text-secondary);font-size:.9rem;font-weight:500;padding:.5rem 1rem;border-radius:var(--radius-btn);border:1px solid var(--border);transition:color .2s,border-color .2s}.btn-secondary:hover{color:var(--text);border-color:var(--text-secondary)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);padding:1.5rem}.chip{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1.25rem;border-radius:var(--radius-chip);border:1px solid var(--border);background:transparent;color:var(--text-secondary);font-size:.875rem;font-weight:500;transition:all .15s;cursor:pointer}.chip:hover{border-color:var(--primary);color:var(--text)}.chip.selected{border-color:var(--primary);background:var(--primary-dim);color:var(--primary)}@keyframes pulse-ring{0%{transform:scale(.85);opacity:.7}50%{transform:scale(1.1);opacity:.3}to{transform:scale(.85);opacity:.7}}@keyframes fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fade-in .4s ease both}