:root{--bg:#fff;--bg-surface:#f5f5f5;--bg-toolbar:#fff;--text:#1a1a1a;--text-muted:#666;--border:#e0e0e0;--accent:#2563eb;--accent-hover:#1d4ed8;--shadow:0 1px 3px #00000014;--zone-easy:#22c55e;--zone-threshold:#3b82f6;--zone-vo2max:#a855f7}[data-theme=dark]{--bg:#0c1117;--bg-surface:#151b23;--bg-toolbar:#151b23;--text:#e5e5e5;--text-muted:#888;--border:#2a2f36;--accent:#60a5fa;--accent-hover:#93bbfd;--shadow:0 1px 3px #0000004d;--zone-easy:#4ade80;--zone-threshold:#60a5fa;--zone-vo2max:#c084fc}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;transition:background .2s,color .2s}.mono{font-family:JetBrains Mono,monospace}.workout-header{background:var(--bg-surface);border-bottom:1px solid var(--border);text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);padding:.5rem .75rem;font-size:.7rem;font-weight:600;display:flex}.workout-row{border-bottom:1px solid var(--border);align-items:center;padding:.5rem .75rem;font-size:.8rem;display:flex}.workout-col-label{display:none}@media (width<=520px){.workout-header{display:none}.workout-row{flex-direction:column;align-items:flex-start;gap:.25rem;padding:.65rem .75rem}.workout-col-name{margin-bottom:.1rem;font-weight:600}.workout-col-label{color:var(--text-muted);margin-right:.2rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:.7rem;font-weight:400;display:inline}}