:root{--bg-primary: #0F1B2D;--bg-secondary: #1A1A2E;--bg-card: #16213E;--accent: #E8521A;--accent-light: #FF6B35;--accent-glow: rgba(232, 82, 26, .25);--text-primary: #FFFFFF;--text-muted: #8B9BB4;--text-secondary: #AAAAAA;--border: rgba(255, 255, 255, .08);--border-accent: rgba(232, 82, 26, .3);--max-width: 430px;--font: "Inter", system-ui, -apple-system, sans-serif;--radius-sm: 8px;--radius: 12px;--radius-lg: 16px;--radius-full: 9999px;--nav-height: 64px;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none}#root{display:flex;justify-content:center;background:#07101d}.app-shell{width:100%;max-width:var(--max-width);height:100%;display:flex;flex-direction:column;background:var(--bg-primary);position:relative;overflow:hidden}button{font-family:var(--font);cursor:pointer;border:none;outline:none}input,textarea{font-family:var(--font);outline:none}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.accent{color:var(--accent)}.muted{color:var(--text-muted)}.onboarding{display:flex;flex-direction:column;flex:1;background:var(--bg-primary);padding:var(--spacing-lg);padding-top:var(--spacing-lg);overflow-y:auto}.onboarding-logo{font-size:28px;font-weight:800;color:var(--accent);letter-spacing:3px;text-align:center;margin-bottom:var(--spacing-sm)}.onboarding-tagline{color:var(--text-muted);text-align:center;font-size:15px;margin-bottom:var(--spacing-xl)}.onboarding-title{font-size:24px;font-weight:700;margin-bottom:var(--spacing-sm)}.onboarding-subtitle{color:var(--text-muted);font-size:14px;margin-bottom:var(--spacing-xl)}.onboarding-content{flex:1;overflow-y:auto}.onboarding-footer{padding-top:var(--spacing-lg)}.field{margin-bottom:var(--spacing-lg)}.field label{display:block;font-size:13px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--spacing-sm)}.field input[type=text],.field input[type=number],.field textarea{width:100%;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px var(--spacing-md);color:var(--text-primary);font-size:15px;transition:border-color .2s}.field input:focus,.field textarea:focus{border-color:var(--accent)}.field input::placeholder,.field textarea::placeholder{color:var(--text-muted)}.radio-group{display:flex;flex-direction:column;gap:var(--spacing-sm)}.radio-option{display:flex;align-items:center;gap:var(--spacing-md);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px var(--spacing-md);cursor:pointer;transition:border-color .2s,background .2s}.radio-option.selected{border-color:var(--accent);background:#e8521a14}.radio-dot{width:18px;height:18px;border-radius:50%;border:2px solid var(--text-muted);flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:border-color .2s}.radio-option.selected .radio-dot{border-color:var(--accent);background:var(--accent)}.radio-option.selected .radio-dot:after{content:"";width:6px;height:6px;border-radius:50%;background:#fff}.feature-cards{display:flex;flex-direction:column;gap:var(--spacing-md)}.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--spacing-lg);display:flex;align-items:flex-start;gap:var(--spacing-md)}.feature-icon{font-size:28px;flex-shrink:0}.feature-card h3{font-size:15px;font-weight:600;margin-bottom:4px}.feature-card p{font-size:13px;color:var(--text-muted);line-height:1.5}.apikey-note{font-size:13px;color:var(--text-muted);line-height:1.6;margin-bottom:var(--spacing-lg);padding:var(--spacing-md);background:var(--bg-card);border-radius:var(--radius);border-left:3px solid var(--accent)}.progress-dots{display:flex;justify-content:center;gap:var(--spacing-sm);padding-top:var(--spacing-sm);padding-bottom:var(--spacing-lg);flex-shrink:0}.progress-dot{width:8px;height:8px;border-radius:50%;background:var(--border);transition:background .3s,transform .3s,width .3s}.progress-dot.active{background:var(--accent);width:24px;border-radius:var(--radius-full)}.btn-primary{width:100%;background:var(--accent);color:#fff;font-size:16px;font-weight:700;padding:16px;border-radius:var(--radius-full);transition:background .2s,transform .1s}.btn-primary:hover{background:var(--accent-light)}.btn-primary:active{transform:scale(.98)}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.tab-content{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}.bottom-nav{display:flex;background:var(--bg-secondary);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom,0);flex-shrink:0}.nav-tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:10px 4px;gap:4px;background:transparent;color:var(--text-muted);font-size:10px;font-weight:500;letter-spacing:.2px;transition:color .2s;border-top:2px solid transparent;min-width:0}.nav-tab.active{color:var(--accent);border-top-color:var(--accent)}.nav-tab-icon{font-size:20px;line-height:1}.tab-header{padding:var(--spacing-xl) var(--spacing-lg) var(--spacing-md);flex-shrink:0}.tab-header h1{font-size:22px;font-weight:700}.tab-header p{color:var(--text-muted);font-size:14px;margin-top:4px}.coach-tab{display:flex;flex-direction:column;height:100%}.chat-messages{flex:1;overflow-y:auto;padding:var(--spacing-md);display:flex;flex-direction:column;gap:var(--spacing-md);-webkit-overflow-scrolling:touch}.chat-message{display:flex;flex-direction:column;max-width:85%}.chat-message.user{align-self:flex-end;align-items:flex-end}.chat-message.assistant{align-self:flex-start;align-items:flex-start}.chat-bubble{padding:12px var(--spacing-md);border-radius:var(--radius-lg);font-size:15px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.chat-message.user .chat-bubble{background:var(--accent);color:#fff;border-bottom-right-radius:4px}.chat-message.assistant .chat-bubble{background:var(--bg-card);color:var(--text-primary);border-bottom-left-radius:4px}.chat-cursor{display:inline-block;width:2px;height:1em;background:var(--accent);margin-left:2px;vertical-align:text-bottom;animation:blink 1s step-end infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.chat-input-area{border-top:1px solid var(--border);padding:var(--spacing-sm) var(--spacing-md);padding-bottom:calc(var(--spacing-md) + env(safe-area-inset-bottom,0px));flex-shrink:0;background:var(--bg-secondary)}.recovery-btn{width:100%;background:transparent;border:1px solid rgba(220,50,50,.4);color:#ff6b6b;font-size:13px;font-weight:600;padding:8px;border-radius:var(--radius-full);margin-bottom:var(--spacing-sm);transition:background .2s}.recovery-btn:hover{background:#dc32321a}.chat-input-row{display:flex;gap:var(--spacing-sm);align-items:flex-end}.chat-input{flex:1;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:12px var(--spacing-md);color:var(--text-primary);font-size:15px;resize:none;max-height:120px;line-height:1.4;transition:border-color .2s}.chat-input:focus{border-color:var(--border-accent)}.chat-input::placeholder{color:var(--text-muted)}.send-btn{width:44px;height:44px;border-radius:50%;background:var(--accent);color:#fff;font-size:18px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s,transform .1s}.send-btn:hover{background:var(--accent-light)}.send-btn:active{transform:scale(.93)}.send-btn:disabled{opacity:.3;cursor:not-allowed}.checkin-tab{padding:var(--spacing-lg);padding-bottom:var(--spacing-xl)}.checkin-header{padding-top:var(--spacing-xl);margin-bottom:var(--spacing-lg)}.checkin-header h1{font-size:22px;font-weight:700}.checkin-header p{color:var(--text-muted);font-size:14px;margin-top:4px}.streak-bar{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-xl);justify-content:space-between}.streak-day{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px}.streak-day-label{font-size:11px;color:var(--text-muted);text-transform:uppercase}.streak-dot{width:28px;height:28px;border-radius:50%;background:var(--bg-card);border:2px solid var(--border);transition:background .2s,border-color .2s}.streak-dot.checked{background:var(--accent);border-color:var(--accent)}.streak-dot.today{border-color:var(--accent)}.streak-count{font-size:13px;color:var(--text-muted);margin-bottom:var(--spacing-lg)}.streak-count strong{color:var(--accent)}.checkin-section{margin-bottom:var(--spacing-xl)}.checkin-section h3{font-size:14px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--spacing-md)}.workout-options{display:flex;gap:var(--spacing-sm)}.workout-btn{flex:1;padding:12px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-size:14px;font-weight:500;transition:border-color .2s,background .2s}.workout-btn.selected{border-color:var(--accent);background:#e8521a1a;color:var(--accent)}.star-rating{display:flex;gap:var(--spacing-sm)}.star-btn{font-size:28px;background:transparent;opacity:.3;transition:opacity .15s,transform .1s;line-height:1}.star-btn.filled{opacity:1}.star-btn:hover{transform:scale(1.15)}.tonight-input{width:100%;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:12px var(--spacing-md);color:var(--text-primary);font-size:15px;transition:border-color .2s}.tonight-input:focus{border-color:var(--border-accent)}.tonight-input::placeholder{color:var(--text-muted)}.checkin-tip{background:#e8521a0f;border:1px solid var(--border-accent);border-radius:var(--radius-lg);padding:var(--spacing-lg);margin-top:var(--spacing-lg);animation:fadeIn .4s ease}.checkin-tip h3{font-size:11px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:var(--spacing-sm);display:flex;align-items:center;gap:6px}.checkin-tip p{font-size:15px;line-height:1.65;color:var(--text-primary)}.checkin-done-msg{text-align:center;color:var(--text-muted);font-size:13px;margin-top:var(--spacing-xl);line-height:1.5}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.workouts-tab{padding:0 var(--spacing-lg) var(--spacing-xl)}.workouts-header{padding:var(--spacing-xl) 0 var(--spacing-md)}.workouts-header h1{font-size:22px;font-weight:700}.workouts-header p{color:var(--text-muted);font-size:14px;margin-top:4px}.filter-row{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-lg);flex-wrap:wrap}.filter-chip{padding:7px 14px;border-radius:var(--radius-full);font-size:13px;font-weight:500;background:var(--bg-card);border:1px solid var(--border);color:var(--text-muted);transition:all .2s}.filter-chip.active{background:var(--accent);border-color:var(--accent);color:#fff}.workout-cards{display:flex;flex-direction:column;gap:var(--spacing-md)}.workout-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:border-color .2s}.workout-card.expanded{border-color:var(--border-accent)}.workout-card-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md);cursor:pointer;background:transparent;width:100%;text-align:left;color:var(--text-primary)}.workout-card-title{font-size:16px;font-weight:600}.workout-badges{display:flex;gap:var(--spacing-xs);margin-top:4px}.badge{font-size:11px;font-weight:600;padding:3px 8px;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.5px}.badge-time{background:#ffffff14;color:var(--text-muted)}.badge-high{background:#e8521a26;color:var(--accent)}.badge-medium{background:#ffc10726;color:#ffc107}.badge-low{background:#27ae6026;color:#27ae60}.expand-icon{font-size:18px;color:var(--text-muted);transition:transform .2s;flex-shrink:0}.workout-card.expanded .expand-icon{transform:rotate(180deg)}.workout-card-body{padding:0 var(--spacing-md) var(--spacing-md);border-top:1px solid var(--border)}.exercise-list{list-style:none;margin:var(--spacing-md) 0;display:flex;flex-direction:column;gap:var(--spacing-sm)}.exercise-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px var(--spacing-md);background:var(--bg-primary);border-radius:var(--radius-sm)}.exercise-item>div:first-child{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.exercise-name{font-size:14px;font-weight:500}.exercise-detail{font-size:12px;color:var(--accent);font-weight:600}.workout-note{font-size:13px;color:var(--text-muted);font-style:italic;line-height:1.5;margin-top:var(--spacing-sm)}.profile-tab{padding:var(--spacing-lg);padding-bottom:var(--spacing-xl)}.profile-header{padding:var(--spacing-xl) 0 var(--spacing-xl);display:flex;align-items:center;justify-content:space-between}.profile-header h1{font-size:22px;font-weight:700}.edit-btn{background:var(--bg-card);border:1px solid var(--border);color:var(--text-primary);font-size:14px;font-weight:500;padding:8px 16px;border-radius:var(--radius-full)}.profile-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:var(--spacing-md);overflow:hidden}.profile-row{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md);border-bottom:1px solid var(--border)}.profile-row:last-child{border-bottom:none}.profile-row-label{font-size:13px;color:var(--text-muted)}.profile-row-value{font-size:14px;font-weight:500;text-align:right;max-width:55%}.profile-edit-form .field input{margin-top:0}.btn-secondary{width:100%;background:var(--bg-card);border:1px solid var(--border);color:var(--text-primary);font-size:15px;font-weight:600;padding:14px;border-radius:var(--radius-full);margin-bottom:var(--spacing-md);transition:background .2s}.btn-secondary:hover{background:var(--bg-secondary)}.btn-danger{width:100%;background:transparent;border:1px solid rgba(220,50,50,.3);color:#ff6b6b;font-size:15px;font-weight:600;padding:14px;border-radius:var(--radius-full);transition:background .2s}.btn-danger:hover{background:#dc323214}.app-version{text-align:center;font-size:12px;color:var(--text-muted);margin-top:var(--spacing-xl)}.profile-tagline{text-align:center;font-size:13px;color:var(--text-muted);margin-top:var(--spacing-lg);font-style:italic;letter-spacing:.3px}.btn-pricing{width:100%;padding:14px 0;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-full);font-size:15px;font-weight:700;cursor:pointer;transition:background .2s,transform .1s}.btn-pricing:hover{background:var(--accent-light)}.btn-pricing:active{transform:scale(.98)}.workouts-empty{text-align:center;padding:48px var(--spacing-lg);color:var(--text-muted)}.workouts-empty p:first-child{font-size:32px;margin-bottom:var(--spacing-sm)}.workouts-empty p:last-child{font-size:14px;line-height:1.5}