*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0f0f13;--surface:#1a1a24;--surface2:#242433;--border:#2e2e42;--accent:#6c63ff;--accent-dark:#5248d6;--accent-light:#9b94ff;--danger:#e05252;--success:#52c77a;--warn:#e0a052;--text:#e8e8f0;--text-muted:#889;--radius:10px;--radius-sm:6px;--mobile-header-h:48px;--mobile-tabs-h:56px}html,body,#root{background:var(--bg);height:100%;color:var(--text);-webkit-tap-highlight-color:transparent;font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px}.app{flex-direction:column;height:100dvh;display:flex;overflow:hidden}.sidebar{background:var(--surface);border-right:1px solid var(--border);z-index:300;flex-direction:column;width:260px;padding:20px 0;display:none;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar.sidebar-open{display:flex}.sidebar-backdrop{z-index:299;background:#00000080;position:fixed;inset:0}.sidebar-logo{color:var(--accent-light);letter-spacing:-.3px;padding:0 20px 24px;font-size:18px;font-weight:700;line-height:1}.sidebar-logo .logo-sub{color:var(--text-muted);letter-spacing:0;margin-top:4px;font-size:11px;font-weight:400;display:block}.nav-item{cursor:pointer;color:var(--text-muted);text-align:left;background:0 0;border:none;border-right:3px solid #0000;align-items:center;gap:10px;width:100%;padding:10px 20px;font-size:13.5px;transition:background .15s,color .15s;display:flex}.nav-item:hover{background:var(--surface2);color:var(--text)}.nav-item.active{background:var(--surface2);color:var(--accent-light);border-right-color:var(--accent)}.nav-icon{text-align:center;width:20px;font-size:16px}.mobile-header{height:var(--mobile-header-h);background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:0 12px;display:flex}.mobile-hamburger{color:var(--text);cursor:pointer;background:0 0;border:none;padding:4px 8px;font-size:20px;line-height:1}.mobile-title{color:var(--accent-light);font-size:16px;font-weight:700}.mobile-avatar{object-fit:cover;border-radius:50%;width:28px;height:28px}.mobile-tabs{height:var(--mobile-tabs-h);background:var(--surface);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);flex-shrink:0;justify-content:space-around;align-items:center;display:flex}.mobile-tab{color:var(--text-muted);cursor:pointer;background:0 0;border:none;flex-direction:column;align-items:center;gap:2px;min-width:0;padding:4px 8px;font-family:inherit;display:flex}.mobile-tab.active{color:var(--accent-light)}.mobile-tab-icon{font-size:18px;line-height:1}.mobile-tab-label{white-space:nowrap;font-size:10px}.main{-webkit-overflow-scrolling:touch;flex:1;overflow-y:auto}.page{max-width:900px;padding:16px}@media (width>=768px){.app{flex-direction:row}.sidebar{z-index:auto;flex-shrink:0;width:220px;display:flex;position:static}.sidebar-backdrop,.mobile-header,.mobile-tabs{display:none}.page{padding:28px 32px}}h1{margin-bottom:16px;font-size:20px;font-weight:700}h2{margin-bottom:12px;font-size:16px;font-weight:600}h3{margin-bottom:8px;font-size:14px;font-weight:600}@media (width>=768px){h1{margin-bottom:20px;font-size:22px}h2{margin-bottom:14px;font-size:17px}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:10px;padding:12px}.card-header{justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:10px;display:flex}.card-header h3{margin-bottom:0}.card-actions{flex-wrap:wrap}@media (width>=768px){.card{padding:16px}}.btn{border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;-webkit-appearance:none;border:none;align-items:center;gap:6px;padding:8px 14px;font-family:inherit;font-size:13px;font-weight:500;line-height:1;transition:opacity .15s;display:inline-flex}.btn:hover{opacity:.85}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-secondary{background:var(--surface2);color:var(--text);border:1px solid var(--border)}.btn-danger{color:var(--danger);border:1px solid var(--danger);background:0 0}.btn-ghost{color:var(--text-muted);background:0 0;border:none}.btn-ghost:hover{color:var(--text);background:var(--surface2)}.btn-sm{padding:5px 10px;font-size:12px}.btn-icon{background:var(--surface2);color:var(--text-muted);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;padding:6px 8px;font-size:13px;line-height:1;transition:color .15s}.btn-icon:hover{color:var(--text)}.action-row{justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:16px;display:flex}.action-buttons{flex-wrap:wrap;justify-content:flex-end}.view-toggle{gap:0;display:flex}.view-toggle .btn{border-radius:0}.view-toggle .btn:first-child{border-radius:var(--radius-sm) 0 0 var(--radius-sm)}.view-toggle .btn:last-child{border-radius:0 var(--radius-sm) var(--radius-sm) 0}.form-group{margin-bottom:14px}.form-row{gap:10px;display:flex}.form-row .form-group{flex:1}label{color:var(--text-muted);margin-bottom:5px;font-size:12px;font-weight:500;display:block}input[type=text],input[type=number],input[type=date],select,textarea{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);-webkit-appearance:none;outline:none;padding:8px 10px;font-family:inherit;font-size:14px}input:focus,select:focus,textarea:focus{border-color:var(--accent)}input::placeholder,textarea::placeholder{color:var(--text-muted)}select option{background:var(--surface2)}@media (width>=768px){input[type=text],input[type=number],input[type=date],select,textarea{padding:7px 10px;font-size:13px}}.modal-backdrop{z-index:200;background:#000000a6;justify-content:center;align-items:flex-end;padding:0;display:flex;position:fixed;inset:0}.modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius) var(--radius) 0 0;width:100%;max-height:92vh;padding:20px 16px;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.modal-header h2{margin-bottom:0}.modal-footer{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}@media (width>=768px){.modal-backdrop{align-items:center;padding:20px}.modal{border-radius:var(--radius);max-width:580px;max-height:90vh;padding:24px}}.exercise-item{background:var(--surface2);border-radius:var(--radius-sm);border:1px solid var(--border);align-items:center;gap:8px;margin-bottom:8px;padding:10px 12px;display:flex}.exercise-item .ex-name{font-weight:500}.exercise-item .ex-meta{flex-wrap:wrap;align-items:center;gap:8px;margin-top:2px;display:flex}.pb-badge{color:var(--accent-light);cursor:pointer;background:color-mix(in srgb, var(--accent) 15%, transparent);border-radius:10px;align-items:center;gap:2px;padding:1px 6px;font-size:11px;font-weight:600;display:inline-flex}.pb-badge:hover{background:color-mix(in srgb, var(--accent) 25%, transparent)}.pb-star{color:var(--accent-light);margin-right:2px;font-size:14px}.pb-star-sm{color:var(--accent-light);margin-right:2px;font-size:11px}.sets-block{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:8px;padding:10px}.sets-block-header{justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px;display:flex}.sets-table{border-collapse:collapse;width:100%}.sets-table th{text-align:left;color:var(--text-muted);text-transform:uppercase;letter-spacing:.4px;padding:3px 4px;font-size:11px;font-weight:600}.sets-table td{padding:3px 4px}.sets-table .set-num{color:var(--text-muted);padding-top:6px;font-size:12px}.sets-table input{padding:6px 8px;font-size:14px}@media (width>=768px){.sets-block{padding:10px 12px}.sets-table th,.sets-table td{padding:3px 6px}.sets-table input{padding:5px 8px;font-size:13px}}.badge{background:var(--surface2);color:var(--text-muted);border:1px solid var(--border);white-space:nowrap;border-radius:20px;padding:2px 8px;font-size:11px;font-weight:500;display:inline-block}.badge-accent{background:color-mix(in srgb, var(--accent) 20%, transparent);color:var(--accent-light);border-color:color-mix(in srgb, var(--accent) 40%, transparent)}.history-list{flex-direction:column;gap:6px;display:flex}.history-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.history-item.expanded{border-color:var(--accent)}.history-item-header{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;gap:8px;padding:12px;display:flex}.history-item-header:active{background:var(--surface2)}.history-item-left{flex:1;min-width:0}.history-item-title{white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600;overflow:hidden}.history-item-meta{color:var(--text-muted);margin-top:2px;font-size:12px}.history-item-right{flex-shrink:0;align-items:center;gap:10px;display:flex}.history-stat{color:var(--text-muted);white-space:nowrap;font-size:12px}.history-chevron{color:var(--text-muted);text-align:center;width:14px;font-size:12px}.history-item-detail{border-top:1px solid var(--border);padding:0 12px 12px}.history-exercise{border-bottom:1px solid var(--border);padding:8px 0}.history-exercise:last-child{border-bottom:none}.history-exercise-name{flex-wrap:wrap;align-items:center;gap:4px;margin-bottom:4px;font-size:13px;font-weight:500;display:flex}.history-sets{flex-wrap:wrap;gap:6px;display:flex}.history-set{color:var(--text-muted);background:var(--surface2);white-space:nowrap;border-radius:4px;padding:2px 8px;font-size:12px}.history-item-actions{border-top:1px solid var(--border);gap:8px;margin-top:10px;padding-top:10px;display:flex}.calendar-nav{align-items:center;gap:12px;margin-bottom:16px;display:flex}.calendar-nav h2{text-align:center;min-width:140px;margin-bottom:0;font-size:15px}.calendar-grid{grid-template-columns:repeat(7,1fr);gap:3px;display:grid}.cal-header-cell{text-align:center;color:var(--text-muted);text-transform:uppercase;padding:4px 2px;font-size:10px;font-weight:600}.cal-cell{border-radius:var(--radius-sm);background:var(--surface);border:1px solid var(--border);cursor:pointer;flex-direction:column;align-items:center;min-height:44px;padding:4px 2px;transition:border-color .12s,background .12s;display:flex}.cal-cell:hover:not(.cal-other-month){border-color:var(--accent);background:var(--surface2)}.cal-cell.cal-today{border-color:var(--accent)}.cal-cell.cal-has-log{background:color-mix(in srgb, var(--accent) 12%, var(--surface))}.cal-cell.cal-selected{background:var(--accent);border-color:var(--accent)}.cal-cell.cal-selected .cal-date{color:#fff}.cal-cell.cal-selected .cal-dot{background:#fff}.cal-cell.cal-other-month{opacity:.3;cursor:default}.cal-date{margin-bottom:2px;font-size:11px;font-weight:600;line-height:1}.cal-dot{background:var(--accent-light);border-radius:50%;width:5px;height:5px}.cal-count{color:var(--accent-light);font-size:9px}@media (width>=768px){.cal-cell{min-height:60px;padding:6px 4px}.cal-header-cell{padding:6px 4px;font-size:11px}.cal-date{margin-bottom:4px;font-size:12px}.cal-dot{width:6px;height:6px}.calendar-nav h2{min-width:160px;font-size:17px}.calendar-grid{gap:4px}}.divider{border:none;border-top:1px solid var(--border);margin:14px 0}.empty-state{text-align:center;color:var(--text-muted);padding:40px 16px}.empty-icon{margin-bottom:10px;font-size:36px}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-8{gap:8px}.gap-12{gap:12px}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mb-0{margin-bottom:0!important}.text-muted{color:var(--text-muted);font-size:12px}.w-full{width:100%}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.sidebar-spacer{flex:1}.sidebar-user{border-top:1px solid var(--border);align-items:center;gap:10px;padding:14px 16px;display:flex}.user-avatar{object-fit:cover;border-radius:50%;flex-shrink:0;width:32px;height:32px}.user-info{flex-direction:column;flex:1;gap:3px;display:flex;overflow:hidden}.user-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:500;overflow:hidden}.btn-signout{color:var(--text-muted);cursor:pointer;text-align:left;background:0 0;border:none;padding:0;font-family:inherit;font-size:11px}.btn-signout:hover{color:var(--danger)}.login-page{background:var(--bg);justify-content:center;align-items:center;min-height:100dvh;padding:20px;display:flex}.login-card{background:var(--surface);border:1px solid var(--border);text-align:center;border-radius:16px;flex-direction:column;align-items:center;gap:16px;width:100%;max-width:380px;padding:40px 24px;display:flex}.login-logo{color:var(--accent-light);letter-spacing:-1px;font-size:28px;font-weight:800}.login-tagline{color:var(--text-muted);margin-bottom:8px;font-size:14px}.login-btn-wrap{justify-content:center;display:flex}.login-warning{background:color-mix(in srgb, var(--warn,#e0a052) 12%, transparent);border:1px solid color-mix(in srgb, var(--warn,#e0a052) 40%, transparent);border-radius:var(--radius-sm);text-align:left;color:var(--text);max-width:320px;padding:14px 16px;font-size:13px}.login-warning strong{margin-bottom:6px;display:block}.login-warning code{background:var(--surface2);border-radius:3px;padding:1px 5px;font-size:12px}@media (width>=768px){.login-card{padding:48px 40px}.login-logo{font-size:32px}}.full-center{height:100dvh;color:var(--text-muted);flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex}.loading-text{font-size:14px}.spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:36px;height:36px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}