:root{--color-primary: #F97316;--color-primary-light: #FDBA74;--color-primary-dark: #EA580C;--color-secondary: #14B8A6;--color-secondary-light: #5EEAD4;--color-accent: #FB923C;--color-bg: #FFF7ED;--color-card: #FFFFFF;--color-card-shadow: rgba(0, 0, 0, .06);--color-text: #44403C;--color-heading: #1C1917;--color-muted: #A8A29E;--color-border: #E7E5E4;--color-start: #22C55E;--color-start-dark: #16A34A;--color-stop: #EF4444;--color-stop-dark: #DC2626;--color-danger: #EF4444;--radius-card: 16px;--radius-btn: 10px;--radius-pill: 20px;--radius-input: 8px;--shadow-card: 0 2px 16px var(--color-card-shadow);--shadow-card-hover: 0 4px 24px rgba(0, 0, 0, .1);--font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--category-1: #F97316;--category-2: #14B8A6;--category-3: #8B5CF6;--category-4: #EC4899;--category-5: #F59E0B;--category-6: #06B6D4;--category-7: #EF4444;--category-8: #84CC16}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;max-width:100%;overflow-x:hidden}body{font-family:var(--font);background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100dvh;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer;border:none;background:none}input,select{font-family:inherit;font-size:inherit}.app-container{width:100%;max-width:1100px;margin:0 auto;padding:0 20px 40px}.main-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}.main-grid>*{min-width:0}@media(max-width:768px){.main-grid{grid-template-columns:1fr}}.card{background:var(--color-card);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:24px;transition:box-shadow .2s ease}.card:hover{box-shadow:var(--shadow-card-hover)}.card-title{font-size:1.1rem;font-weight:700;color:var(--color-heading);margin-bottom:16px;display:flex;align-items:center;gap:8px}.card-title-icon{font-size:1.25rem}.app-header{display:flex;align-items:center;justify-content:space-between;padding:20px 0;margin-bottom:8px;flex-wrap:wrap;gap:12px}.app-title{font-size:1.75rem;font-weight:800;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-section{display:flex;align-items:center;gap:12px}.auth-user{display:flex;align-items:center;gap:10px;font-size:.9rem;color:var(--color-text)}.auth-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--color-primary-light),var(--color-secondary-light));display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;font-size:.9rem;font-weight:600;border-radius:var(--radius-btn);transition:all .15s ease}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark)}.btn-secondary{background:var(--color-secondary);color:#fff}.btn-secondary:hover{background:#0d9488}.btn-ghost{background:transparent;color:var(--color-text);padding:8px 14px}.btn-ghost:hover{background:#0000000d}.btn-google{background:#fff;border:1.5px solid var(--color-border);color:var(--color-heading);font-weight:600;padding:8px 18px;font-size:.85rem;border-radius:var(--radius-btn)}.btn-google:hover{border-color:var(--color-muted);box-shadow:0 2px 8px #00000014}.btn-signout{background:transparent;color:var(--color-muted);font-size:.8rem;padding:6px 12px;border-radius:var(--radius-btn)}.btn-signout:hover{background:#0000000d;color:var(--color-text)}.btn-start{background:var(--color-start);color:#fff;font-size:1.1rem;padding:14px 32px;border-radius:12px;width:100%}.btn-start:hover:not(:disabled){background:var(--color-start-dark)}.btn-stop{background:var(--color-stop);color:#fff;font-size:1.1rem;padding:14px 32px;border-radius:12px;width:100%}.btn-stop:hover{background:var(--color-stop-dark)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-sm{padding:6px 14px;font-size:.8rem}.btn-icon{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:8px;color:var(--color-muted);transition:all .15s ease}.btn-icon:hover{background:#0000000f;color:var(--color-text)}.btn-icon.danger:hover{background:#fee2e2;color:var(--color-danger)}.input{padding:10px 14px;border:1.5px solid var(--color-border);border-radius:var(--radius-input);font-size:.9rem;background:#fff;color:var(--color-text);transition:border-color .15s ease;outline:none;width:100%}.input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #f973161a}.input-row{display:flex;gap:8px}.input-row .input{flex:1}.category-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.category-tabs{display:inline-flex;gap:4px;background:#0000000a;border-radius:var(--radius-pill);padding:4px;margin-top:14px}.category-tab{padding:6px 14px;border-radius:var(--radius-pill);font-size:.8rem;font-weight:600;color:var(--color-muted);transition:all .15s ease}.category-tab.active{background:#fff;color:var(--color-heading);box-shadow:0 1px 4px #00000014}.category-tab:hover:not(.active){color:var(--color-text)}.category-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;border-radius:var(--radius-pill);font-size:.85rem;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .15s ease;-webkit-user-select:none;user-select:none}.category-pill.selected{box-shadow:0 0 0 2px var(--color-heading),0 2px 8px #0000001f}.empty-state{color:var(--color-muted);font-size:.9rem;text-align:center;padding:20px 0}.color-picker{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.color-dot{width:24px;height:24px;border-radius:50%;border:2.5px solid transparent;cursor:pointer;transition:transform .15s ease,border-color .15s ease}.color-dot:hover{transform:scale(1.2)}.color-dot.selected{border-color:var(--color-heading);box-shadow:0 0 0 2px #fff,0 0 0 4px var(--color-heading)}.pill-color-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.category-pill-wrapper{position:relative;display:inline-flex;align-items:center}.pill-edit-btn{position:absolute;top:-6px;right:-6px;width:22px;height:22px;border-radius:50%;background:var(--color-card);box-shadow:0 1px 4px #00000026;display:flex;align-items:center;justify-content:center;color:var(--color-muted);opacity:0;pointer-events:none;transition:opacity .15s ease,color .15s ease,transform .15s ease;cursor:pointer}.category-pill-wrapper:hover .pill-edit-btn{opacity:1;pointer-events:auto}.pill-edit-btn:hover{color:var(--color-primary);transform:scale(1.15)}.category-edit-popover{position:absolute;top:calc(100% + 8px);left:0;z-index:20;background:var(--color-card);border-radius:var(--radius-card);box-shadow:0 8px 32px #00000026;padding:16px;min-width:240px}.category-edit-popover .input{margin-bottom:10px}.category-edit-actions{display:flex;gap:8px;margin-top:12px;align-items:center}.stopwatch-display{text-align:center;padding:20px 0}.stopwatch-category{font-size:.95rem;color:var(--color-muted);margin-bottom:8px;font-weight:500}.stopwatch-time{font-size:3.5rem;font-weight:800;font-variant-numeric:tabular-nums;color:var(--color-heading);letter-spacing:-1px;line-height:1.1;margin-bottom:20px}.stopwatch-time.running{color:var(--color-primary)}.pulse-ring{display:inline-block;width:12px;height:12px;border-radius:50%;background:var(--color-primary);margin-right:8px;vertical-align:middle;position:relative}.pulse-ring:after{content:"";position:absolute;top:-4px;right:-4px;bottom:-4px;left:-4px;border-radius:50%;border:2px solid var(--color-primary);animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%{transform:scale(1);opacity:.8}to{transform:scale(1.8);opacity:0}}.stats-card{grid-column:1 / -1}.range-toggles{display:flex;flex-wrap:wrap;gap:4px;background:#0000000a;border-radius:var(--radius-pill);padding:4px;margin-bottom:16px}.range-toggle{padding:6px 14px;border-radius:var(--radius-pill);font-size:.8rem;font-weight:600;color:var(--color-muted);transition:all .15s ease}.range-toggle.active{background:#fff;color:var(--color-heading);box-shadow:0 1px 4px #00000014}.range-toggle:hover:not(.active){color:var(--color-text)}.range-nav{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:16px}.range-nav-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:#0000000f;color:var(--color-text);font-size:1.1rem;transition:all .15s ease}.range-nav-btn:hover{background:var(--color-primary-light);color:#fff}.range-label{font-size:.9rem;font-weight:600;color:var(--color-heading);min-width:180px;text-align:center}.custom-range-row{display:flex;align-items:center;gap:8px;margin-bottom:16px;flex-wrap:wrap}.custom-range-row .input{width:auto;flex:1;min-width:140px}.custom-range-row span{color:var(--color-muted);font-size:.85rem}.stats-layout{display:flex;gap:32px;align-items:flex-start}.pie-chart-container{flex-shrink:0;width:180px;height:180px}.pie-chart-container svg{width:100%;height:100%}.stats-breakdown{flex:1;min-width:0}.stats-breakdown-item{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--color-border)}.stats-breakdown-item:last-child{border-bottom:none}.stats-swatch{width:14px;height:14px;border-radius:4px;flex-shrink:0}.stats-cat-name{flex:1;font-weight:600;font-size:.9rem;color:var(--color-heading)}.stats-cat-duration{font-size:.85rem;color:var(--color-muted);font-variant-numeric:tabular-nums}@media(max-width:600px){.stats-layout{flex-direction:column;align-items:center}.pie-chart-container{width:150px;height:150px}}.session-list-card{display:flex;flex-direction:column}.session-list-items{flex:1}.session-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--color-border)}.session-item:last-child{border-bottom:none}.session-badge{display:inline-block;padding:3px 12px;border-radius:var(--radius-pill);font-size:.8rem;font-weight:600;flex-shrink:0;max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.session-duration{font-variant-numeric:tabular-nums;font-weight:600;font-size:.9rem;color:var(--color-heading);width:72px;text-align:right;flex-shrink:0;margin-left:auto}.session-date{font-size:.8rem;color:var(--color-muted);width:90px;text-align:right;white-space:nowrap;flex-shrink:0}.session-actions{display:flex;gap:4px;flex-shrink:0}.session-pagination{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--color-border)}.session-page-label{font-size:.85rem;color:var(--color-muted);min-width:50px;text-align:center}.session-edit-form{width:100%;display:flex;flex-direction:column;gap:10px;padding:12px 0}.session-edit-row{display:flex;align-items:center;gap:8px}.session-edit-row label{font-size:.8rem;font-weight:600;color:var(--color-muted);min-width:60px}.session-edit-row input,.session-edit-row select{flex:1;padding:6px 10px;border:1.5px solid var(--color-border);border-radius:var(--radius-input);font-size:.85rem;background:#fff;color:var(--color-text);outline:none}.session-edit-row input:focus,.session-edit-row select:focus{border-color:var(--color-primary)}.session-edit-actions{display:flex;gap:8px;justify-content:flex-end}.total-time{font-size:.9rem;color:var(--color-muted);margin-top:8px;text-align:center;font-weight:500}.stats-total{margin-top:12px;padding-top:12px;border-top:1px solid var(--color-border);font-weight:700;font-size:.95rem;color:var(--color-heading)}@media(max-width:768px){.app-header{justify-content:center;text-align:center}.stopwatch-time{font-size:2.75rem}}