:root{--bg:#0b0d10;--surface:#15181d;--surface-raised:#1c2028;--border:#262b34;--text:#f3f5f7;--text-dim:#9aa3af;--text-faint:#5f6773;--accent:#c6ff3f;--accent-text:#0b0d10;--danger:#ff5d5d;--warn:#ffb84d;--ok:#4ade80;--radius-sm:8px;--radius:14px;--radius-lg:22px;--shadow:0 8px 30px #00000059;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{background:radial-gradient(circle at 50% -10%, #1a1f26 0%, var(--bg) 55%);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;margin:0}#root{background:var(--bg);max-width:480px;min-height:100vh;box-shadow:var(--shadow);flex-direction:column;margin:0 auto;display:flex;position:relative}a{color:inherit}button{font-family:inherit}h1,h2,h3,p{margin:0}.screen{flex-direction:column;flex:1;gap:20px;padding:20px 20px 96px;display:flex;overflow-y:auto}.screen--center{text-align:center;justify-content:center;align-items:center}.eyebrow{color:var(--accent);letter-spacing:.12em;text-transform:uppercase;font-size:12px;font-weight:700}h1.title{letter-spacing:-.01em;font-size:28px;font-weight:800}h2.section-title{font-size:18px;font-weight:700}p.subtitle{color:var(--text-dim);font-size:15px;line-height:1.5}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.card--raised{background:var(--surface-raised)}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;width:100%;padding:14px 18px;font-size:15px;font-weight:700;transition:transform 50ms,opacity .15s;display:inline-flex}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:var(--accent-text)}.btn-secondary{background:var(--surface-raised);color:var(--text);border:1px solid var(--border)}.btn-ghost{color:var(--text-dim);background:0 0}.btn-danger{color:var(--danger);background:#ff5d5d26;border:1px solid #ff5d5d4d}.field{flex-direction:column;gap:8px;display:flex}.field label{color:var(--text-dim);font-size:13px;font-weight:600}.input{background:var(--surface-raised);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);width:100%;padding:13px 14px;font-size:15px}.input:focus{outline:2px solid var(--accent);outline-offset:-1px}.chip-group{flex-wrap:wrap;gap:8px;display:flex}.chip{border:1px solid var(--border);background:var(--surface-raised);color:var(--text-dim);cursor:pointer;border-radius:999px;padding:9px 14px;font-size:13px;font-weight:600;transition:all .15s}.chip.selected{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.stepper{justify-content:space-between;align-items:center;gap:16px;display:flex}.stepper-btn{border:1px solid var(--border);background:var(--surface-raised);width:40px;height:40px;color:var(--text);cursor:pointer;border-radius:50%;font-size:18px;font-weight:700}.progress-dots{justify-content:center;gap:6px;display:flex}.progress-dot{background:var(--border);border-radius:50%;width:8px;height:8px}.progress-dot.done{background:var(--accent)}.progress-dot.active{background:var(--text)}.progress-bar{background:var(--border);border-radius:999px;height:6px;overflow:hidden}.progress-bar-fill{background:var(--accent);height:100%;transition:width .3s}.badge{background:var(--surface-raised);border:1px solid var(--border);color:var(--text-dim);border-radius:999px;align-items:center;gap:4px;padding:4px 10px;font-size:12px;font-weight:600;display:inline-flex}.nav-bar{border-top:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#15181deb;display:flex;position:sticky;bottom:0}.nav-item{padding:12px 0 calc(12px + env(safe-area-inset-bottom));color:var(--text-faint);cursor:pointer;background:0 0;border:none;flex-direction:column;flex:1;align-items:center;gap:4px;font-size:11px;font-weight:600;text-decoration:none;display:flex}.nav-item.active{color:var(--accent)}.nav-icon{font-size:20px;line-height:1}.error-text{color:var(--danger);font-size:13px}.exercise-row{border-bottom:1px solid var(--border);align-items:center;gap:14px;padding:14px 0;display:flex}.exercise-row:last-child{border-bottom:none}.exercise-thumb{border-radius:var(--radius-sm);background:var(--surface-raised);flex-shrink:0;justify-content:center;align-items:center;width:52px;height:52px;display:flex;overflow:hidden}.exercise-thumb img{object-fit:cover;width:100%;height:100%}.timer-display{font-variant-numeric:tabular-nums;letter-spacing:-.02em;font-size:64px;font-weight:800}.rpe-scale{gap:6px;display:flex}.rpe-btn{aspect-ratio:1;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface-raised);color:var(--text);cursor:pointer;flex:1;font-weight:700}.rpe-btn.selected{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:28px;height:28px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.streak-flame{color:var(--warn)}