.quick-action.selected{border-color:var(--primary);background:rgba(var(--primary-rgb),.15);box-shadow:0 0 0 2px rgba(var(--primary-rgb),.2)}.quick-action.selected .quick-action-icon{background:var(--primary);color:#fff}.quick-action.selected:hover{transform:translateY(0)}.exercise-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--sp-3)}.setting-row{display:flex;justify-content:space-between;align-items:center}.set-item{display:flex;justify-content:space-between;align-items:center;padding:var(--sp-2) 0;border-bottom:1px solid var(--border-color)}.set-item:last-child{border-bottom:none}.set-reps{font-size:var(--text-lg)}.reps-circle-container{display:flex;align-items:center;justify-content:center;gap:var(--sp-4);padding:var(--sp-4) 0}.reps-circle{width:120px;height:120px;border-radius:50%;border:3px solid var(--primary);background:0 0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease}.reps-circle.pending{border-color:var(--danger);animation:pulse-border 1.5s ease-in-out infinite}@keyframes pulse-border{0%,100%{box-shadow:0 0 0 0 rgba(239,68,68,.4)}50%{box-shadow:0 0 0 8px rgba(239,68,68,0)}}.reps-circle:hover{background:rgba(var(--primary-rgb),.1);transform:scale(1.05)}.reps-circle.pending:hover{background:rgba(239,68,68,.1)}.reps-circle:active{transform:scale(.95)}.reps-circle-number{font-size:48px;font-weight:700;color:var(--text-primary)}.circle-minus,.circle-plus{width:44px;height:44px;border-radius:50%;padding:0;display:flex;align-items:center;justify-content:center}.challenge-timer-card{padding:var(--sp-3)}.challenge-timer-row{display:flex;justify-content:space-between;align-items:center}.challenge-exercise-name{font-size:var(--text-lg);font-weight:700;color:var(--text-primary)}.challenge-main-timer{font-size:2rem;font-weight:700;color:var(--primary);font-variant-numeric:tabular-nums}.challenge-control-bar{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-3)}.challenge-btn-pause,.challenge-btn-stop{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 1rem;border-radius:var(--radius-lg,12px);font-size:1rem;font-weight:600;cursor:pointer;border:none;transition:all .2s ease}.challenge-btn-pause{background:var(--warning,#f59e0b);color:#000}.challenge-btn-pause:hover{background:#d97706}.challenge-btn-pause.challenge-btn-resume{background:var(--primary);color:#fff}.challenge-btn-stop{background:var(--danger,#ef4444);color:#fff}.challenge-btn-stop:hover{background:#dc2626}.challenge-btn-stop:disabled{opacity:.4;cursor:not-allowed}.challenge-paused-overlay{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:9999;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s ease}.challenge-paused-overlay.hidden{display:none}.challenge-paused-content{text-align:center;color:#fff}.challenge-paused-content i{font-size:4rem;color:var(--warning,#f59e0b);margin-bottom:1rem;display:block}.challenge-paused-content h3{font-size:2rem;margin:0 0 1.5rem}@keyframes fadeIn{from{opacity:0}to{opacity:1}}.reps-circle-container.compact{padding:var(--sp-2) 0}.challenge-set-label{display:block;font-size:var(--text-sm);color:var(--text-secondary)}.challenge-stats-row{display:flex;justify-content:center;gap:var(--sp-4);padding:var(--sp-3);background:var(--bg-secondary);border-radius:var(--radius-lg,12px)}.challenge-stat{text-align:center}.challenge-stat-value{display:block;font-size:1.5rem;font-weight:700;color:var(--text-primary);font-variant-numeric:tabular-nums}.challenge-stat-label{font-size:.75rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}@media (prefers-color-scheme:light){:root:not(.dark-theme) .btn-success{color:#022c22}}.light-theme .btn-success{color:#022c22}.rest-progress-dots{display:flex;justify-content:center;align-items:center;gap:4px;margin:var(--sp-2) 0;min-height:16px}.rest-dot{width:8px;height:8px;border-radius:50%;background:var(--text-secondary);opacity:.3;transition:all .3s ease}.rest-dot.filled{background:var(--primary);opacity:1}.ch-card-header{display:flex;align-items:center;gap:1rem;flex:1}.ch-card-info{flex:1}.ch-card-title-row{display:flex;align-items:center;gap:.5rem}.ch-card-title-row h4{margin:0}.ch-stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border-color)}.ch-stats-grid .stat-value{font-size:1.5rem}.ch-stats-grid .stat-label{font-size:.75rem}.ch-duration-footer{text-align:center;margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--border-color);color:var(--text-secondary);font-size:.875rem}.ch-chart-title{margin-bottom:1rem;font-size:1.125rem}