:root{--bg-color:#0a0a0a;--surface-color:#161616;--surface-hover:#1c1c1c;--primary-color:#00a3ff;--primary-glow:#00a3ff4d;--secondary-color:#f05;--text-primary:#fff;--text-secondary:#a0a0a0;--border-color:#2a2a2a;--glass-bg:#161616b3;--glass-border:#ffffff1a;--safe-area-bottom:env(safe-area-inset-bottom,0px)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{background-color:var(--bg-color);color:var(--text-primary);margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;overflow-x:hidden}#root{flex-direction:column;min-height:100vh;display:flex}h1,h2,h3,h4{letter-spacing:-.02em;margin:0;font-weight:700}button{cursor:pointer;border:none;outline:none;font-family:inherit;transition:all .2s cubic-bezier(.4,0,.2,1)}input,textarea,select{background:var(--surface-color);border:1px solid var(--border-color);color:var(--text-primary);border-radius:12px;outline:none;padding:12px 16px;font-family:inherit;transition:border-color .2s}input:focus,textarea:focus{border-color:var(--primary-color)}.glass{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border)}.card{background:var(--surface-color);border:1px solid var(--border-color);border-radius:20px;padding:20px}.btn-primary{background:var(--primary-color);color:#fff;box-shadow:0 4px 15px var(--primary-glow);border-radius:14px;padding:14px 24px;font-size:16px;font-weight:600}.btn-primary:active{transform:scale(.96)}.btn-secondary{background:var(--surface-color);color:var(--text-primary);border:1px solid var(--border-color);border-radius:14px;padding:14px 24px;font-weight:600}.page-enter{opacity:0;transform:translateY(10px)}.page-enter-active{opacity:1;transition:opacity .3s,transform .3s;transform:translateY(0)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-color)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}.modal-overlay{z-index:2000;background:#000c;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-content{width:100%;max-width:500px;max-height:80vh;animation:.3s cubic-bezier(.34,1.56,.64,1) modalScale;position:relative;overflow-y:auto}@keyframes modalScale{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.modal-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.close-btn{color:var(--text-secondary);background:0 0;padding:4px}.modal-description{color:var(--text-secondary);margin-bottom:20px;font-size:14px;line-height:1.5}.prompt-box{background:#000;border-radius:12px;width:100%;padding:16px;position:relative;overflow-x:hidden}.prompt-box pre{color:#a0a0a0;white-space:pre-wrap;word-break:break-all;overflow-wrap:break-word;width:100%;margin:0 0 16px;font-size:12px;line-height:1.5}.bottom-nav{height:calc(64px + var(--safe-area-bottom));padding-bottom:var(--safe-area-bottom);z-index:1000;background:var(--surface-color);border-top:1px solid var(--border-color);border-radius:20px 20px 0 0;justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -4px 20px #0006}.nav-item{color:var(--text-secondary);flex-direction:column;flex:1;align-items:center;gap:4px;text-decoration:none;transition:all .3s;display:flex}.nav-item span{font-size:10px;font-weight:500}.nav-item.active{color:var(--primary-color);transform:translateY(-2px)}.nav-item.active svg{filter:drop-shadow(0 0 8px var(--primary-glow))}.layout{flex-direction:column;width:100%;min-height:100vh;display:flex}.header{z-index:1000;align-items:center;height:60px;padding:0 20px;display:flex;position:sticky;top:0}.logo{letter-spacing:-.03em;font-size:20px;font-weight:800}.logo span{color:var(--primary-color)}.content{padding:20px;padding-bottom:calc(84px + var(--safe-area-bottom));flex:1;width:100%;max-width:600px;margin:0 auto}.input-page{flex-direction:column;gap:20px;display:flex}.header-row{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.header-row h2{margin:0;font-size:24px}.prompt-guide-btn{background:var(--surface-hover);color:var(--primary-color);border:1px solid var(--border-color);border-radius:10px;align-items:center;gap:6px;padding:8px 12px;font-size:13px;font-weight:600;display:flex}.description{color:var(--text-secondary);font-size:14px}.input-container textarea{resize:none;background:var(--surface-color);border:1px solid var(--border-color);width:100%;height:250px;font-family:Fira Code,monospace;font-size:14px;line-height:1.6}.status-message{border-radius:12px;align-items:center;gap:8px;padding:12px 16px;font-size:14px;font-weight:500;display:flex}.status-message.success{color:#00ff7f;background:#00ff7f1a;border:1px solid #00ff7f33}.status-message.error{color:#ff453a;background:#ff453a1a;border:1px solid #ff453a33}.save-btn{justify-content:center;align-items:center;gap:10px;width:100%;display:flex}.backup-section{border:1px solid var(--border-color);margin-top:20px;padding:24px}.backup-section h3{margin-bottom:8px;font-size:18px}.section-desc{color:var(--text-secondary);margin-bottom:24px;font-size:12px}.backup-actions{flex-direction:column;gap:20px;display:flex}.action-group{flex-direction:column;gap:10px;display:flex}.action-group label{color:var(--text-primary);font-size:13px;font-weight:700}.btn-row{gap:12px;display:flex}.flex-1{flex:1}.w-full{width:100%}.btn-secondary{justify-content:center;align-items:center;gap:8px;display:flex}.copy-btn{justify-content:center;align-items:center;gap:8px;width:100%;display:flex}.calendar-page{flex-direction:column;gap:24px;display:flex}.view-toggle{border-radius:14px;align-self:center;gap:4px;margin-bottom:8px;padding:4px;display:flex}.view-toggle button{color:var(--text-secondary);background:0 0;border-radius:10px;align-items:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:600;display:flex}.view-toggle button.active{background:var(--surface-hover);color:var(--primary-color);box-shadow:0 2px 8px #0003}.vertical-calendar{flex-direction:column;gap:32px;max-height:550px;padding:16px;display:flex;overflow-y:auto}.month-label{background:var(--surface-color);z-index:10;border-bottom:1px solid var(--border-color);padding:12px 0;font-size:16px;font-weight:800;position:sticky;top:-16px}.calendar-weekdays{text-align:center;color:var(--text-secondary);grid-template-columns:repeat(7,1fr);margin-bottom:8px;font-size:11px;font-weight:700;display:grid}.calendar-grid{grid-template-columns:repeat(7,1fr);gap:8px;display:grid}.calendar-day{aspect-ratio:1;cursor:pointer;background:#ffffff05;border-radius:10px;flex-direction:column;justify-content:center;align-items:center;font-size:13px;display:flex;position:relative}.calendar-day.selected{color:#fff;background:var(--primary-color)!important}.calendar-day.has-workout:not(.selected){color:var(--primary-color);background:#00a3ff1a;font-weight:700}.calendar-day .dot{background:var(--primary-color);border-radius:50%;width:4px;height:4px;position:absolute;bottom:4px}.calendar-day.selected .dot{background:#fff}.load-more-btn{background:var(--surface-hover);color:var(--text-secondary);border:1px dashed var(--border-color);border-radius:10px;padding:10px}.header-actions{align-items:center;gap:12px;display:flex}.icon-btn{color:var(--text-secondary);background:0 0;border-radius:8px;justify-content:center;align-items:center;padding:6px;display:flex}.icon-btn:hover{background:var(--surface-hover)}.icon-btn.delete-day{color:var(--secondary-color)}.exercise-actions{gap:4px;margin-left:auto;display:flex}.icon-btn.edit{color:var(--primary-color)}.icon-btn.delete{color:var(--secondary-color)}.edit-form{flex-direction:column;gap:20px;display:flex}.form-header{justify-content:space-between;align-items:center;display:flex}.form-group{flex-direction:column;gap:8px;display:flex}.form-group label{color:var(--text-secondary);font-size:13px;font-weight:600}.form-group.row{flex-direction:row;align-items:center}.form-group.row label{cursor:pointer;align-items:center;gap:8px;display:flex}.edit-set-row{align-items:center;gap:8px;margin-bottom:8px;display:flex}.edit-set-row input{width:80px;padding:8px;font-size:13px}.set-label{width:24px;color:var(--text-secondary);font-size:12px;font-weight:700}.add-set-btn{color:var(--primary-color);background:0 0;align-items:center;gap:4px;padding:4px;font-size:12px;font-weight:600;display:flex}.remove-set-btn{color:var(--secondary-color);background:#ff453a1a;border-radius:4px;padding:4px}.save-edit-btn{justify-content:center;align-items:center;gap:8px;width:100%;margin-top:10px;display:flex}.add-ex-btn{border-style:dashed;justify-content:center;align-items:center;gap:8px;width:100%;margin-top:16px;padding:12px;display:flex}.timeline-list{flex-direction:column;gap:12px;max-height:550px;display:flex;overflow-y:auto}.timeline-item{align-items:center;gap:16px;padding:16px;display:flex}.timeline-date{flex-direction:column;align-items:center;min-width:70px;display:flex}.date-main{color:var(--primary-color);font-size:24px;font-weight:800}.date-sub{color:var(--text-secondary);font-size:10px}.chip{background:var(--bg-color);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:20px;margin:2px;padding:4px 10px;font-size:11px}.exercise-list{flex-direction:column;gap:12px;display:flex}.exercise-header{align-items:center;gap:10px;margin-bottom:12px;display:flex}.exercise-num{background:var(--primary-color);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;font-weight:800;display:flex}.exercise-item h4{color:var(--primary-color);font-size:16px}.note{color:var(--text-secondary);background:#ffffff0d;border-radius:8px;align-items:center;gap:6px;margin-bottom:12px;padding:8px;font-size:12px;display:flex}.set-row{align-items:center;gap:12px;display:flex}.set-num{background:var(--surface-hover);border-radius:6px;justify-content:center;align-items:center;width:24px;height:24px;font-size:11px;font-weight:700;display:flex}.charts-page{flex-direction:column;gap:20px;display:flex}.exercise-selector{z-index:100;flex-direction:column;gap:12px;display:flex;position:relative}.exercise-selector label{color:var(--text-secondary);font-size:14px;font-weight:600}.custom-select-container{position:relative}.custom-select-trigger{background:var(--bg-color);border:1px solid var(--border-color);cursor:pointer;border-radius:14px;justify-content:space-between;align-items:center;padding:14px 16px;transition:all .2s;display:flex}.custom-select-trigger:hover{border-color:var(--primary-color)}.selected-val{color:var(--text-primary);font-weight:600}.placeholder{color:var(--text-secondary)}.custom-select-trigger svg{color:var(--text-secondary);transition:transform .3s}.custom-select-trigger svg.rotate{color:var(--primary-color);transform:rotate(180deg)}.custom-dropdown{z-index:1000;border-radius:16px;position:absolute;top:calc(100% + 8px);left:0;right:0;overflow:hidden;box-shadow:0 10px 25px #00000080}.search-box{border-bottom:1px solid var(--glass-border);background:#ffffff0d;align-items:center;gap:10px;padding:12px 16px;display:flex}.search-box input{background:0 0;border:none;flex:1;padding:0;font-size:14px}.search-box input:focus{border:none}.options-list{max-height:250px;overflow-y:auto}.option{cursor:pointer;padding:14px 16px;font-size:14px;transition:background .2s}.option:hover{background:var(--surface-hover)}.option.active{color:var(--primary-color);background:#00a3ff1a;font-weight:700}.no-results{text-align:center;color:var(--text-secondary);padding:20px;font-size:13px}.chart-section{padding:16px}.chart-header{align-items:center;gap:8px;margin-bottom:20px;display:flex}.chart-header h3{color:var(--text-primary);font-size:15px;font-weight:700}.chart-container{width:100%}.custom-tooltip{border-radius:10px;padding:10px;font-size:12px;box-shadow:0 4px 12px #00000080}.detail-modal .exercise-list{flex-direction:column;gap:12px;margin-top:10px;display:flex}.detail-modal .exercise-header{align-items:center;gap:10px;margin-bottom:12px;display:flex}.detail-modal .exercise-num{background:var(--primary-color);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;font-weight:800;display:flex}.detail-modal h4{color:var(--text-primary);margin:0;font-size:16px}.detail-modal h4.highlight{color:var(--primary-color);text-underline-offset:4px;text-decoration:underline}.detail-modal .note{color:var(--text-secondary);background:#ffffff0d;border-radius:8px;align-items:center;gap:6px;margin-bottom:12px;padding:8px;font-size:12px;display:flex}.detail-modal .set-row{align-items:center;gap:12px;margin-bottom:4px;font-size:14px;display:flex}.detail-modal .set-num{background:var(--surface-hover);width:24px;height:24px;color:var(--text-secondary);border-radius:6px;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:flex}.animate-in{animation:.3s ease-out fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.settings-page{flex-direction:column;gap:20px;display:flex}.settings-section{flex-direction:column;gap:16px;display:flex}.section-header{align-items:center;gap:10px;display:flex}.section-header h3{margin:0;font-size:18px}.about-text{color:var(--text-secondary);font-size:14px;line-height:1.6}.section-desc{color:var(--text-secondary);font-size:12px}.danger-zone{border:1px solid #f053}.danger-actions{margin-top:8px}.btn-danger{width:100%;color:var(--secondary-color);border:1px solid var(--secondary-color);background:0 0;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:14px;font-size:14px;font-weight:700;transition:all .2s;display:flex}.btn-danger:active{background:var(--secondary-color);color:#fff;transform:scale(.98)}.version-info{text-align:center;padding:20px 0}.version-info p{color:var(--text-secondary);opacity:.5;font-size:12px}