:root{--bg:#0d0f1a;--bg-card:#171a2b;--border:#2a2e45;--text:#e7e9f4;--text-dim:#9aa0b8;--accent:#4ade80;--accent-2:#fbbf24;--danger:#f87171;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:system-ui,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{overscroll-behavior:none;min-height:100svh;margin:0}#root{min-height:100svh}button{cursor:pointer;font-family:inherit}.home{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:24px;min-height:100svh;padding:24px;display:flex}.logo{letter-spacing:2px;margin:0;font-size:48px;font-weight:900}.logo span{color:var(--accent)}.tagline{color:var(--text-dim);margin:4px 0 0}.level-hint{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;margin:0;padding:10px 18px}.exercise-list{flex-direction:column;gap:12px;width:100%;max-width:420px;display:flex}.exercise-card{text-align:left;background:var(--bg-card);border:1px solid 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20px}.victory-stats{justify-content:space-around;margin-bottom:24px;display:flex}.victory-stats>div{flex-direction:column;gap:2px;display:flex}.stat-value{color:var(--accent);font-size:26px;font-weight:800}.stat-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:1px;font-size:12px}.victory-actions{justify-content:center;gap:12px;display:flex}.btn-primary,.btn-secondary{border:none;border-radius:12px;padding:12px 22px;font-size:16px;font-weight:700}.btn-primary{background:var(--accent);color:#0d0f1a}.btn-secondary{border:1px solid var(--border);color:var(--text);background:0 0}