:root{--bg-base: #1a1a1a;--bg-surface: #222222;--bg-elevated: #2a2a2a;--border: #333333;--text-primary: #f0f0f0;--text-secondary:#888888;--accent: #E05C2A;--accent-hover: #c94e20;--font: "Inter", -apple-system, sans-serif;--radius: 8px;--radius-lg: 14px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg-base);color:var(--text-primary);min-height:100vh;font-size:14px;line-height:1.6}.nav{display:flex;align-items:center;justify-content:space-between;padding:0 20px;height:52px;background:var(--bg-surface);border-bottom:1px solid var(--border);flex-shrink:0}.nav-logo{font-size:18px;font-weight:800;color:var(--text-primary);text-decoration:none;letter-spacing:-.5px}.nav-logo span{color:var(--accent)}.nav-links{display:flex;align-items:center;gap:6px}.nav-link{color:var(--text-secondary);text-decoration:none;padding:6px 12px;border-radius:var(--radius);font-size:13px;font-weight:500;transition:color .15s,background .15s}.nav-link:hover,.nav-link.active{color:var(--text-primary);background:var(--bg-elevated)}.nav-avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;border:2px solid var(--border);margin-left:4px}.coach-layout{display:flex;height:calc(100vh - 52px);overflow:hidden}.coach-sidebar-left{width:260px;flex-shrink:0;border-right:1px solid var(--border);background:var(--bg-surface);display:flex;flex-direction:column;overflow-y:auto;padding:16px}.coach-main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}.coach-sidebar-right{width:240px;flex-shrink:0;border-left:1px solid var(--border);background:var(--bg-surface);overflow-y:auto;padding:16px}.sidebar-user{display:flex;align-items:center;gap:10px;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--border)}.sidebar-avatar{width:36px;height:36px;border-radius:50%;object-fit:cover;flex-shrink:0}.sidebar-name{font-weight:600;font-size:13px}.sidebar-meta{font-size:11px;color:var(--text-secondary)}.sidebar-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-bottom:16px}.sidebar-stat{background:var(--bg-elevated);border-radius:var(--radius);padding:8px 6px;text-align:center;border:1px solid var(--border)}.sidebar-stat-value{display:block;font-weight:700;font-size:13px}.sidebar-stat-label{display:block;font-size:10px;color:var(--text-secondary);margin-top:2px}.sidebar-section-title{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary);margin-bottom:8px}.sidebar-activities{flex:1;display:flex;flex-direction:column;gap:6px;margin-bottom:12px}.sidebar-activity{display:flex;align-items:flex-start;gap:8px;padding:7px;border-radius:var(--radius);background:var(--bg-elevated);border:1px solid 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var(--border)}.sidebar-sync-msg{font-size:11px;color:var(--text-secondary);text-align:center;margin-bottom:6px}.goals-item{margin-bottom:14px}.goals-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary);margin-bottom:3px}.goals-value{font-size:13px;font-weight:500}.goals-value-sm{font-size:12px;color:var(--text-secondary);line-height:1.5}.goals-meta{font-size:11px;color:var(--accent);margin-top:2px}.chat-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:12px}.chat-message{max-width:620px}.chat-message.user{align-self:flex-end}.chat-message.assistant{align-self:flex-start}.chat-bubble{padding:10px 14px;border-radius:var(--radius-lg);font-size:14px;line-height:1.65;white-space:pre-wrap;word-break:break-word}.chat-message.user .chat-bubble{background:var(--accent);color:#fff;border-bottom-right-radius:3px}.chat-message.assistant .chat-bubble{background:var(--bg-surface);border:1px solid var(--border);color:var(--text-primary);border-bottom-left-radius:3px}.chat-timestamp{font-size:10px;color:var(--text-secondary);margin-top:3px;padding:0 3px}.chat-message.user .chat-timestamp{text-align:right}.starter-prompts{display:flex;flex-direction:column;gap:6px;align-self:flex-start;max-width:480px;margin-top:4px}.starter-prompt-btn{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-secondary);font-family:var(--font);font-size:13px;padding:8px 14px;text-align:left;cursor:pointer;transition:border-color .15s,color .15s}.starter-prompt-btn:hover:not(:disabled){border-color:var(--accent);color:var(--text-primary)}.chat-input-area{padding:12px 20px 10px;background:var(--bg-surface);border-top:1px solid var(--border);flex-shrink:0}.chat-input-row{display:flex;gap:8px;align-items:flex-end}.chat-input{flex:1;background:var(--bg-elevated);border:1px solid 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var(--border)}.recent-activity-row:last-child{border-bottom:none}.recent-activity-icon{font-size:20px;flex-shrink:0}.recent-activity-info{flex:1;min-width:0}.recent-activity-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.recent-activity-meta{font-size:12px;color:var(--text-secondary);margin-top:2px}.connections-page{min-height:100vh;display:flex;flex-direction:column}.connections-container{max-width:560px;margin:40px auto;padding:0 20px;width:100%}.connections-title{font-size:22px;font-weight:700;margin-bottom:6px}.connections-subtitle{color:var(--text-secondary);font-size:14px;margin-bottom:28px}.connection-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;margin-bottom:16px}.connection-card-coming-soon{opacity:.5}.connection-card-header{display:flex;align-items:center;gap:14px;margin-bottom:12px}.connection-provider-logo{width:40px;height:40px;border-radius:10px;background:var(--bg-elevated);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.strava-logo{background:#fc5200;color:#fff}.connection-provider-name{font-weight:600;font-size:15px}.connection-status{font-size:12px;color:var(--text-secondary);margin-top:2px}.connection-status.connected{color:#4caf50}.connection-description{font-size:13px;color:var(--text-secondary);margin-bottom:16px;line-height:1.5}.success-banner{background:#4caf501f;border:1px solid rgba(76,175,80,.3);color:#4caf50;border-radius:var(--radius);padding:10px 14px;font-size:13px;margin-bottom:16px}.sync-status-banner{background:#e05c2a1a;border:1px solid rgba(224,92,42,.3);color:var(--accent);border-radius:var(--radius);padding:10px 14px;font-size:13px;margin-bottom:16px}.login-features{margin-top:28px;text-align:left;display:flex;flex-direction:column;gap:10px}.login-feature{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:13px;font-weight:600;cursor:pointer;border:none;transition:all .15s;text-decoration:none;white-space:nowrap;font-family:var(--font)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--border)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover:not(:disabled){color:var(--text-primary);background:var(--bg-elevated)}.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px}.form-group{margin-bottom:18px}.form-label{display:block;font-size:11px;font-weight:700;color:var(--text-secondary);margin-bottom:6px;text-transform:uppercase;letter-spacing:.07em}.form-input,.form-select,.form-textarea{width:100%;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-family:var(--font);font-size:14px;padding:9px 12px;transition:border-color .15s;outline:none}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--accent)}.form-textarea{resize:vertical;min-height:72px}.form-select 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#00000080}.coach-sidebar-left.mobile-open{transform:translate(0)}.coach-sidebar-right{position:fixed;top:52px;bottom:0;right:0;z-index:200;width:260px;transform:translate(100%);transition:transform .25s ease;box-shadow:-4px 0 24px #00000080}.coach-sidebar-right.mobile-open{transform:translate(0)}.chat-messages{padding:14px}.chat-message{max-width:100%}.chat-input-area{padding:10px 14px 8px}.starter-prompts{max-width:100%}.stat-cards{grid-template-columns:repeat(2,1fr)}.home-bottom-row{grid-template-columns:1fr}.home-container{padding:16px 16px 40px;gap:14px}.nav-link{display:none}.login-card{padding:32px 24px;border-radius:var(--radius)}.login-page{padding:16px;align-items:flex-start!important;padding-top:24px!important}}.strava-attribution{margin-top:24px;font-size:11px;color:var(--text-secondary);text-align:center}.view-on-strava{display:inline-block;margin-top:2px;font-size:10px;color:#fc5200;text-decoration:none;font-weight:600}.view-on-strava:hover{text-decoration:underline}