/* Training Intelligence — Activities */
/* Activities 3-Column Layout */
.activities-layout{display:flex;height:calc(100vh - var(--topbar-height));margin:-20px;overflow:hidden}
.activities-col{display:flex;flex-direction:column;overflow:hidden;border-right:1px solid var(--border-color)}
.activities-col:last-child{border-right:none}
.activities-col-1{width:300px;min-width:300px;background:var(--bg-surface)}
.activities-col-2{flex:1;min-width:400px;background:var(--bg-primary)}
.activities-col-3{width:380px;min-width:380px;background:var(--bg-surface)}
/* Column 1 - Activity List */
.act-list-header{padding:16px;border-bottom:1px solid var(--border-color)}
.act-list-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.act-list-title h3{font-size:15px;font-weight:600;display:flex;align-items:center;gap:8px}
.act-list-title h3 svg{width:18px;height:18px;opacity:0.6}
.act-list-count{font-size:12px;color:var(--text-tertiary);background:var(--bg-primary);padding:2px 8px;border-radius:10px}
.act-search{position:relative}
.act-search input{width:100%;padding:10px 12px 10px 36px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;transition:all var(--transition-fast)}
.act-search input:focus{outline:none;border-color:var(--accent);background:var(--bg-surface)}
.act-search input::placeholder{color:var(--text-tertiary)}
.act-search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-tertiary);width:14px;height:14px}
.act-search-clear{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:20px;height:20px;border-radius:50%;background:transparent;border:none;color:var(--text-tertiary);cursor:pointer;display:none;align-items:center;justify-content:center}
.act-search-clear:hover{background:var(--bg-surface-hover);color:var(--text-primary)}
.act-list{flex:1;overflow-y:auto;padding:8px}
.act-item{padding:12px;margin-bottom:6px;background:var(--bg-primary);border-radius:var(--radius-sm);cursor:pointer;border:1px solid transparent;position:relative;transition:all var(--transition-fast)}
.act-item:hover{background:var(--bg-surface-hover);border-color:var(--border-color)}
.act-item.active{background:var(--accent-muted);border-color:var(--accent)}
.act-item.active::before{content:'';position:absolute;left:0;top:8px;bottom:8px;width:3px;background:var(--accent);border-radius:0 2px 2px 0}
.act-item-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:6px}
.act-item-name{font-weight:600;font-size:13px;color:var(--text-primary);line-height:1.3;flex:1}
.act-item-pr{font-size:9px;font-weight:700;color:var(--warning);background:rgba(234,179,8,0.15);padding:2px 6px;border-radius:3px}
.act-item-meta{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-tertiary);margin-bottom:8px}
.act-item-type{display:flex;align-items:center;gap:3px}
.act-item-type svg{width:10px;height:10px}
.act-item-stat span{font-weight:600;color:var(--text-primary)}
.act-item-context{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-tertiary);margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--border-color)}
.act-item-context .ctx-icon{width:12px;height:12px;opacity:0.6;flex-shrink:0}
.act-item-stat svg{width:14px;height:14px;opacity:0.5;flex-shrink:0}
.act-item-stats{display:flex;gap:16px;flex-wrap:wrap}
.act-item-stat{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--text-secondary)}
.act-item-pr svg{width:10px;height:10px;margin-right:2px}
.act-monthly-summary{padding:16px;border-top:1px solid var(--border-color);background:var(--bg-primary)}
.act-monthly-title{font-size:11px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:12px}
.act-monthly-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.act-monthly-stat{text-align:center;padding:8px;background:var(--bg-surface);border-radius:var(--radius-sm)}
.act-monthly-stat-value{font-size:16px;font-weight:700;color:var(--accent)}
.act-monthly-stat-label{font-size:10px;color:var(--text-tertiary);text-transform:uppercase}
/* Column 2 - Analysis Center */
.act-analysis{display:flex;flex-direction:column;height:100%;overflow-y:auto}
.act-analysis-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-tertiary);padding:40px}
.act-analysis-empty svg{width:64px;height:64px;margin-bottom:16px;opacity:0.3}
.act-analysis-empty p{font-size:14px}
.act-header{padding:20px 24px;border-bottom:1px solid var(--border-color);background:var(--bg-surface)}
.act-header-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:8px}
.act-header-title{font-size:22px;font-weight:700;color:var(--text-primary)}
.act-header-badge{display:none}
.act-header-badge svg{width:14px;height:14px;fill:currentColor;stroke:none}
.title-pr-star{color:#fbbf24;font-size:0.8em;margin-left:8px;animation:starPulse 2s ease-in-out infinite}
@keyframes starPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.7;transform:scale(1.1)}}
.act-header-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-secondary)}
.act-header-meta span{display:flex;align-items:center;gap:4px}
.act-header-meta svg{width:14px;height:14px;opacity:0.6}
.act-pr-meta{display:inline-flex;align-items:center;gap:4px;color:#fbbf24;font-weight:600}
.act-pr-meta svg{width:14px;height:14px;opacity:1!important}
.act-metrics{padding:20px 24px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.act-metric{background:var(--bg-surface);padding:16px;border-radius:var(--radius-sm);border:1px solid var(--border-color);text-align:center;transition:all var(--transition-fast);cursor:pointer}
.act-metric:hover{border-color:var(--accent);transform:translateY(-2px)}
.act-metric.highlight{background:var(--accent-muted);border-color:var(--accent)}
.act-metric-value{font-size:28px;font-weight:700;color:var(--text-primary);margin-bottom:2px}
.act-metric.highlight .act-metric-value{color:var(--accent)}
.act-metric-label{font-size:11px;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:0.03em}
.act-metric-sub{font-size:10px;color:var(--text-tertiary);margin-top:4px}
.act-ai-insight{margin:0 24px 20px;padding:20px;background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);position:relative}
.act-ai-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.act-ai-icon{width:32px;height:32px;background:var(--accent-muted);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--accent)}
.act-ai-icon svg{width:16px;height:16px}
.act-ai-label{font-size:12px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:0.05em}
.act-ai-text{font-size:14px;line-height:1.6;color:var(--text-secondary)}
.act-ai-text strong{color:var(--text-primary);font-weight:600}
.act-ai-tip{margin-top:12px;padding-top:12px;border-top:1px solid var(--border-color);font-size:12px;color:var(--text-tertiary);display:flex;align-items:center;gap:6px}
.act-ai-tip svg{width:14px;height:14px;color:var(--warning)}
.act-trends{margin:0 24px 20px;padding:20px;background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md)}
.act-trends-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.act-trends-title{font-size:14px;font-weight:600}
.act-trends-tabs{display:flex;gap:4px}
.act-trends-tab{padding:4px 10px;font-size:11px;background:transparent;border:1px solid var(--border-color);border-radius:var(--radius-xs);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast)}
.act-trends-tab:hover{border-color:var(--accent-muted)}
.act-trends-tab.active{background:var(--accent);border-color:var(--accent);color:white}
.act-trends-chart{height:140px;position:relative}
.act-actions{padding:16px 24px;border-top:1px solid var(--border-color);display:flex;gap:10px;margin-top:auto;background:var(--bg-surface)}
.act-btn{flex:1;padding:12px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;gap:6px;text-decoration:none}
.act-btn.primary{background:var(--accent);border:none;color:white}
.act-btn.primary:hover{background:var(--accent-hover)}
.act-btn.secondary{background:transparent;border:1px solid var(--border-color);color:var(--text-secondary)}
.act-btn.secondary:hover{border-color:var(--accent);color:var(--accent)}
/* Column 3 - Map & Insights */
.act-col3-top{height:50%;border-bottom:1px solid var(--border-color);position:relative}
.act-col3-map{width:100%;height:100%}
#act-map{width:100%;height:100%}
.act-map-controls{position:absolute;top:12px;right:12px;display:flex;gap:6px}
.act-map-btn{width:32px;height:32px;background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}
.act-map-btn:hover{background:var(--bg-surface-hover);color:var(--accent);border-color:var(--accent)}
.act-map-strava-btn{text-decoration:none;position:relative}
.act-map-strava-btn:hover{background:var(--strava-muted)!important;color:var(--strava)!important;border-color:var(--strava)!important}
.act-col3-bottom{height:50%;overflow-y:auto;padding:16px}
.act-insight-card{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:14px;margin-bottom:12px}
.act-insight-card:last-child{margin-bottom:0}
.act-insight-header{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:12px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:0.03em}
.act-insight-header svg{width:14px;height:14px;opacity:0.6}
.act-splits-container{position:relative;width:100%}
.act-hr-container{position:relative;width:100%}
.act-weather{display:flex;gap:16px}
.act-weather-item{flex:1;text-align:center;padding:10px;background:var(--bg-surface);border-radius:var(--radius-sm)}
.act-weather-icon{font-size:20px;margin-bottom:4px}
.act-weather-value{font-size:14px;font-weight:600;color:var(--text-primary)}
.act-weather-label{font-size:10px;color:var(--text-tertiary);text-transform:uppercase}
.act-compare{display:flex;flex-direction:column;gap:8px}
.act-compare-row{display:flex;justify-content:space-between;align-items:center;font-size:12px}
.act-compare-label{color:var(--text-secondary)}
.act-compare-value{font-weight:600}
.act-compare-value.positive{color:var(--success)}
.act-compare-value.negative{color:var(--danger)}
/* Responsive */
@media(max-width:1400px){.activities-col-3{width:320px;min-width:320px}}
@media(max-width:1200px){.activities-col-1{width:260px;min-width:260px}.act-metrics{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.activities-layout{flex-direction:column}.activities-col{width:100%!important;min-width:100%!important;border-right:none;border-bottom:1px solid var(--border-color)}.activities-col-1{height:auto;max-height:40vh}.activities-col-3{height:300px}.act-col3-top,.act-col3-bottom{height:auto}}