:root{--bg: #08080a;--surface-1: #101014;--surface-2: #16161b;--surface-3: #1c1c22;--border-1: #252530;--border-2: #35354a;--text-primary: #e2e2e8;--text-secondary: #8888a0;--text-muted: #55556a;--accent-push: #f43f5e;--accent-pull: #6366f1;--accent-arms: #eab308;--accent-pr: #22c55e;--radius: 10px;--nav-h: 64px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%}html,body,#root{height:100%;background:var(--bg);color:var(--text-primary);font-family:DM Sans,sans-serif;font-size:15px;-webkit-font-smoothing:antialiased}a,button,input,select,textarea,[role=button]{-webkit-tap-highlight-color:transparent}button,[role=button]{touch-action:manipulation}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none}input[type=number]{-moz-appearance:textfield}.app{height:100dvh;display:flex;flex-direction:column;overflow:hidden}.main-content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain}.page-content{position:relative;max-width:680px;margin:0 auto;padding:20px 16px calc(var(--nav-h) + 24px)}.glow-blob{position:fixed;top:-180px;left:50%;transform:translate(-50%);width:700px;height:420px;border-radius:50%;pointer-events:none;z-index:0;opacity:.06;filter:blur(60px)}.glow-push{background:var(--accent-push)}.glow-pull{background:var(--accent-pull)}.glow-arms{background:var(--accent-arms)}.glow-rest{background:#4ade80}.glow-overview{background:var(--accent-pull)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:var(--nav-h);z-index:100;display:flex;background:var(--surface-1);border-top:1px solid var(--border-1);padding-bottom:env(safe-area-inset-bottom)}.bottom-nav-tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;background:none;border:none;color:var(--text-muted);font-family:DM Sans,sans-serif;font-size:11px;font-weight:500;cursor:pointer;transition:color .15s;min-height:44px}.bottom-nav-tab:active{background:var(--surface-2)}.bottom-nav-tab.active{color:var(--text-primary)}.bottom-nav-tab.active svg{stroke:var(--text-primary)}.bottom-nav-tab svg{transition:stroke .15s}.day-tag{font-family:Bebas Neue,sans-serif;font-size:11px;letter-spacing:1.5px;padding:2px 8px;border-radius:4px}.tag-push{background:var(--accent-push)22;color:var(--accent-push);border:1px solid var(--accent-push)44}.tag-pull{background:var(--accent-pull)22;color:var(--accent-pull);border:1px solid var(--accent-pull)44}.tag-arms{background:var(--accent-arms)22;color:var(--accent-arms);border:1px solid var(--accent-arms)44}.session-header{margin-bottom:24px;position:relative;z-index:1}.session-header-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.save-indicator{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-muted)}.session-title{font-family:Bebas Neue,sans-serif;font-size:36px;letter-spacing:2px;color:var(--text-primary);line-height:1;margin-bottom:6px}.session-meta-row{display:flex;gap:16px;align-items:center}.session-date{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text-muted)}.session-count{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text-secondary)}.exercises-list{display:flex;flex-direction:column;gap:10px;position:relative;z-index:1}.exercise-row{background:var(--surface-1);border:1px solid var(--border-1);border-radius:var(--radius);padding:14px 12px}.exercise-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:12px}.exercise-name{font-weight:600;font-size:14px;color:var(--text-primary);margin-bottom:2px}.exercise-target{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-muted)}.exercise-volume{text-align:right;flex-shrink:0}.volume-value{font-family:JetBrains Mono,monospace;font-size:18px;font-weight:500;color:var(--text-secondary)}.volume-unit{font-family:JetBrains Mono,monospace;font-size:10px;color:var(--text-muted);margin-left:3px}.sets-grid{display:flex;flex-direction:column;gap:7px}.set-header{display:grid;grid-template-columns:24px 1fr 1fr;gap:8px;padding:0 2px;font-family:JetBrains Mono,monospace;font-size:9px;color:var(--text-muted);letter-spacing:.8px}.set-row{display:grid;grid-template-columns:24px 1fr 1fr;gap:8px;align-items:center}.set-number{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text-muted);text-align:center}.stepper{display:flex;align-items:stretch;background:var(--surface-2);border:1px solid var(--border-1);border-radius:8px;overflow:hidden;transition:border-color .15s}.stepper:focus-within{border-color:var(--border-2)}.stepper-readonly{opacity:.55;pointer-events:none}.stepper-btn{background:none;border:none;color:var(--text-secondary);font-size:20px;font-weight:300;line-height:1;width:44px;min-height:48px;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:background .1s,color .1s;touch-action:manipulation;-webkit-user-select:none;user-select:none}.stepper-btn:active{background:var(--surface-3);color:var(--text-primary)}.stepper-input{flex:1;min-width:0;background:none;border:none;color:var(--text-primary);font-family:JetBrains Mono,monospace;font-size:16px;text-align:center;padding:0;height:48px}.stepper-input:focus{outline:none}.stepper-input::placeholder{color:var(--text-muted)}.rest-day{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 24px;text-align:center;position:relative;z-index:1}.rest-emoji{font-size:56px;margin-bottom:16px}.rest-label{font-family:Bebas Neue,sans-serif;font-size:32px;letter-spacing:3px;color:var(--text-secondary);margin-bottom:8px}.rest-message{font-size:14px;color:var(--text-muted)}.sub-tabs{display:flex;gap:4px;margin-bottom:20px;background:var(--surface-1);border:1px solid var(--border-1);border-radius:8px;padding:4px;position:relative;z-index:1}.sub-tab{flex:1;background:none;border:none;color:var(--text-secondary);font-family:DM Sans,sans-serif;font-size:13px;font-weight:500;padding:10px 8px;border-radius:6px;cursor:pointer;touch-action:manipulation;transition:color .15s,background .15s}.sub-tab:active{background:var(--surface-2)}.sub-tab.active{color:var(--text-primary);background:var(--surface-3)}.pb-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px;position:relative;z-index:1}.pb-card{background:var(--surface-1);border:1px solid var(--border-1);border-radius:var(--radius);padding:16px}.pb-card-header{display:flex;align-items:center;gap:10px;margin-bottom:14px}.pb-exercise-name{font-size:13px;font-weight:600;color:var(--text-primary)}.pb-fields{display:flex;flex-direction:column;gap:10px}.pb-field label{display:block;font-family:JetBrains Mono,monospace;font-size:10px;letter-spacing:1px;color:var(--text-muted);margin-bottom:4px}.pb-input-group{display:flex;align-items:center;gap:6px}.pb-unit{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-muted)}.pb-field input{background:var(--surface-2);border:1px solid var(--border-1);border-radius:6px;color:var(--text-primary);font-family:JetBrains Mono,monospace;font-size:16px;padding:10px 12px;width:100%;transition:border-color .15s}.pb-field input:focus{outline:none;border-color:var(--border-2)}.pb-field input[type=date]{color-scheme:dark}.history-view{position:relative;z-index:1}.history-controls{margin-bottom:20px}.date-picker{background:var(--surface-1);border:1px solid var(--border-1);border-radius:8px;color:var(--text-primary);font-family:JetBrains Mono,monospace;font-size:16px;padding:12px 14px;color-scheme:dark;width:100%}.date-picker:focus{outline:none;border-color:var(--border-2)}.history-rest,.history-empty{padding:40px 24px;text-align:center;color:var(--text-muted);font-size:14px}.session-meta{display:flex;align-items:center;gap:10px;margin-bottom:16px;flex-wrap:wrap}.session-title-label{font-weight:600;font-size:14px}.session-date-label{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text-muted)}.lock-badge{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-muted);background:var(--surface-2);border:1px solid var(--border-1);border-radius:4px;padding:2px 8px}.session-block{display:flex;flex-direction:column;gap:10px}.session-entry{background:var(--surface-1);border:1px solid var(--border-1);border-radius:var(--radius);padding:14px}.session-entry-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.session-exercise-name{font-weight:600;font-size:13px}.session-volume{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text-secondary)}.session-sets{display:flex;flex-direction:column;gap:4px}.session-set{display:flex;gap:8px;align-items:center;font-family:JetBrains Mono,monospace;font-size:13px;color:var(--text-secondary)}.set-badge{background:var(--surface-3);border-radius:4px;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:10px;color:var(--text-muted);flex-shrink:0}.performance-chart{position:relative;z-index:1}.chart-controls{margin-bottom:20px}.chart-select{background:var(--surface-1);border:1px solid var(--border-1);border-radius:8px;color:var(--text-primary);font-family:DM Sans,sans-serif;font-size:16px;padding:12px 14px;width:100%;cursor:pointer}.chart-select:focus{outline:none;border-color:var(--border-2)}.chart-wrapper{background:var(--surface-1);border:1px solid var(--border-1);border-radius:var(--radius);padding:20px}.loading{display:flex;align-items:center;justify-content:center;padding:80px;color:var(--text-muted);font-family:JetBrains Mono,monospace;font-size:13px}@media (max-width: 480px){.page-content{padding:16px 12px calc(var(--nav-h) + 16px)}.session-title{font-size:28px}.pb-grid{grid-template-columns:1fr}.sub-tab{font-size:12px}.set-header,.set-row{grid-template-columns:20px 1fr 1fr;gap:6px}.stepper-btn{width:40px}.exercise-row{padding:12px 10px}}