*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0f1117;--surface:#1a1d27;--surface2:#222636;--border:#2d3148;--text:#e4e6f0;--text2:#8b8fa8;--text3:#5c6080;--primary:#3b82f6;--danger:#ef4444;--success:#10b981;--warning:#f59e0b;--radius:6px;color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5}body{min-height:100vh}input,select,textarea,button{font-family:inherit;font-size:inherit;color:inherit;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px}input:focus,select:focus,textarea:focus{border-color:var(--primary);outline:none}button{cursor:pointer;border:1px solid var(--border);border-radius:var(--radius);background:0 0;padding:8px 16px}button:hover{opacity:.85}.app{min-height:100vh;display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;width:220px;min-width:220px;padding:20px 12px;display:flex}.logo{letter-spacing:.5px;margin-bottom:28px;padding:0 8px;font-size:18px;font-weight:700}.sidebar nav{flex-direction:column;flex:1;gap:4px;display:flex}.nav-btn{border-radius:var(--radius);color:var(--text2);border:none;align-items:center;gap:10px;padding:10px 12px;font-size:14px;transition:background .15s;display:flex}.nav-btn:hover{background:var(--surface2);color:var(--text)}.nav-btn.active{background:var(--surface2);color:var(--primary);font-weight:600}.sidebar-section{border-top:1px solid var(--border);margin-top:8px;padding:12px 8px}.sidebar-stats{border-top:1px solid var(--border);gap:12px;margin-top:auto;padding-top:16px;display:flex}.stat{flex-direction:column;flex:1;align-items:center;display:flex}.stat-val{font-size:20px;font-weight:700}.stat-label{color:var(--text3);font-size:11px}.notif-toggle{border-radius:var(--radius);cursor:pointer;align-items:center;gap:8px;padding:8px;transition:background .15s;display:flex}.notif-toggle:hover{background:var(--surface2)}.notif-dot{background:var(--text3);border-radius:50%;width:8px;height:8px;transition:background .2s}.notif-dot.on{background:var(--success);box-shadow:0 0 6px var(--success)}.notif-label{color:var(--text2);font-size:12px}.main{flex:1;padding:24px 32px;overflow-y:auto}.main-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.main-header h2{font-size:20px;font-weight:600}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-accent{color:#fff;background:#059669;border-color:#059669}.btn-secondary{background:var(--surface2);border-color:var(--border);color:var(--text)}.btn-icon,.btn-icon-sm{color:var(--text3);background:0 0;border:none;padding:4px}.btn-icon:hover,.btn-icon-sm:hover{color:var(--text)}.filter-bar{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px;display:flex}.filter-bar select{padding:6px 10px;font-size:13px}.search-input{flex:1;min-width:200px;max-width:300px;padding:6px 12px;font-size:13px}.task-section{margin-bottom:32px}.section-title{color:var(--text3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px;font-size:13px;font-weight:600}.task-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px;display:grid}.task-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:10px;padding:16px;display:flex}.task-card.done{opacity:.55}.task-card-top{justify-content:space-between;align-items:center;display:flex}.task-badges{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.task-type-badge{color:#fff;border-radius:10px;padding:2px 8px;font-size:11px;font-weight:500}.task-priority-badge{border-radius:4px;padding:1px 6px;font-size:11px;font-weight:500}.task-repeat-badge{background:var(--surface2);color:var(--text2);border:1px solid var(--border);border-radius:4px;padding:1px 6px;font-size:10px}.task-actions{opacity:0;gap:4px;transition:opacity .15s;display:flex}.task-card:hover .task-actions{opacity:1}.task-title{font-size:15px;font-weight:600}.task-meta{color:var(--text2);flex-wrap:wrap;gap:16px;font-size:12px;display:flex}.reminder-tag{color:var(--primary);font-weight:500}.task-bottom{justify-content:space-between;align-items:center;display:flex}.task-bottom-actions{align-items:center;gap:8px;display:flex}.countdown{color:var(--text2);font-size:13px;font-weight:500}.countdown.urgent{color:var(--danger);font-weight:600}.toggle-btn{border-radius:4px;padding:4px 12px;font-size:12px}.toggle-btn.done{color:var(--success);border-color:var(--success)}.expand-btn{opacity:.6}.expand-btn:hover{opacity:1}.task-expanded{border-top:1px solid var(--border);margin-top:4px;padding-top:12px}.subtask-list{flex-direction:column;gap:8px;display:flex}.subtask-progress{align-items:center;gap:8px;margin-bottom:4px;display:flex}.subtask-progress-bar{background:var(--success);border-radius:2px;flex:1;height:4px;transition:width 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.hint{margin-left:4px;font-weight:400}.modal .hint.warn{color:var(--warning)}.form-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.form-actions{justify-content:flex-end;gap:8px;margin-top:8px;display:flex}.type-form{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px;display:flex}.type-form input{width:220px}.color-picker{gap:6px;display:flex}.color-swatch{cursor:pointer;border:2px solid #0000;border-radius:50%;width:24px;height:24px}.color-swatch.selected{border-color:#fff}.type-list{flex-direction:column;gap:8px;display:flex}.type-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);align-items:center;gap:10px;padding:10px 12px;display:flex}.type-dot{border-radius:50%;width:10px;height:10px}.type-name{flex:1;font-weight:500}.analytics-grid{grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:16px;display:grid}.chart-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.chart-card h4{color:var(--text2);margin-bottom:16px;font-size:14px}.weekly-chart{justify-content:space-around;align-items:flex-end;gap:8px;height:100px;padding:10px 0;display:flex}.weekly-col{flex-direction:column;flex:1;align-items:center;gap:6px;display:flex}.weekly-bars{align-items:flex-end;gap:3px;height:60px;display:flex}.weekly-bar{border-radius:2px 2px 0 0;width:10px;min-height:2px;transition:height .3s}.weekly-bar.completed{background:var(--success)}.weekly-bar.created{background:var(--primary)}.weekly-label{color:var(--text3);font-size:11px}.weekly-legend{color:var(--text2);justify-content:center;gap:16px;margin-top:8px;font-size:12px;display:flex}.legend-dot{border-radius:50%;width:8px;height:8px;margin-right:4px;display:inline-block}.bar-chart{flex-direction:column;gap:8px;display:flex}.bar-row{align-items:center;gap:10px;display:flex}.bar-label{width:80px;color:var(--text2);font-size:12px}.bar-track{background:var(--surface2);border-radius:5px;flex:1;height:10px;overflow:hidden}.bar-fill{background:var(--primary);border-radius:5px;min-width:2px;height:100%;transition:width .3s}.bar-count{text-align:right;width:24px;color:var(--text2);font-size:12px}.type-chart{flex-direction:column;gap:10px;display:flex}.type-stat-row{align-items:center;gap:10px;display:flex}.type-stat-name{width:60px;font-size:13px}.type-stat-bar{background:var(--primary);border-radius:3px;min-width:4px;height:6px}.type-stat-count{color:var(--text2);font-size:13px}.priority-chart{flex-direction:column;gap:10px;display:flex}.priority-row{align-items:center;gap:10px;display:flex}.priority-label{text-align:center;border-radius:4px;width:24px;padding:2px 4px;font-size:12px;font-weight:600}.priority-label.high{color:var(--danger);background:#ef444426}.priority-label.medium{color:var(--warning);background:#f59e0b26}.priority-label.low{color:var(--success);background:#10b98126}.priority-track{background:var(--surface2);border-radius:5px;flex:1;height:10px;overflow:hidden}.priority-fill{border-radius:5px;min-width:2px;height:100%;transition:width 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14px;font-size:13px}.pomodoro-mode-btn.active{background:var(--surface2);font-weight:600}.pomodoro-time{font-variant-numeric:tabular-nums;letter-spacing:2px;font-size:64px;font-weight:700}.pomodoro-progress{background:var(--surface2);border-radius:3px;width:100%;height:6px;overflow:hidden}.pomodoro-progress-bar{border-radius:3px;height:100%;transition:width 1s linear}.pomodoro-actions{gap:12px;display:flex}.pomodoro-actions button{padding:10px 28px;font-size:15px}.pomodoro-info{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.pomodoro-info h4{margin-bottom:12px;font-size:15px}.pomodoro-info p{color:var(--text2);margin-bottom:12px}.pomodoro-info ul{flex-direction:column;gap:8px;list-style:none;display:flex}.pomodoro-info li{color:var(--text2);font-size:13px}.pomodoro-info li strong{color:var(--text)}.import-area{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px;display:grid}.import-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:16px;padding:24px;display:flex}.import-card h3{font-size:15px}.import-card p{color:var(--text2);font-size:13px;line-height:1.6}.empty{text-align:center;color:var(--text3);padding:40px;font-size:14px}.loading{height:100vh;color:var(--text2);justify-content:center;align-items:center;display:flex}.procrastination-card{min-height:200px}.procrastination-content{flex-direction:column;align-items:center;gap:12px;padding:16px 0;display:flex}.procrastination-score{font-size:56px;font-weight:700;line-height:1}.procrastination-max{color:var(--text3);margin-left:4px;font-size:20px;font-weight:400}.procrastination-label{color:var(--text2);font-size:16px;font-weight:600}.procrastination-bar{background:var(--surface2);border-radius:4px;width:100%;height:8px;margin-top:4px;overflow:hidden}.procrastination-fill{border-radius:4px;height:100%;transition:width .5s}.procrastination-hint{color:var(--text3);text-align:center;margin-top:4px;font-size:12px}.pressure-card{min-height:200px}.pressure-chart{align-items:flex-end;gap:3px;height:110px;padding:10px 0;display:flex;overflow-x:auto}.pressure-col{flex-direction:column;flex:1;align-items:center;gap:4px;min-width:18px;display:flex}.pressure-bar-wrapper{align-items:flex-end;height:80px;display:flex}.pressure-bar{border-radius:2px 2px 0 0;width:10px;min-height:2px;transition:height .3s}.pressure-label{color:var(--text3);white-space:nowrap;font-size:9px}.pressure-label.urgent{color:var(--danger);font-weight:600}.pressure-warning{border-radius:var(--radius);color:var(--danger);background:#ef44441a;border:1px solid #ef44444d;align-items:center;gap:6px;margin-top:10px;padding:8px 12px;font-size:13px;display:flex}.warning-icon{font-size:14px}.streak-card{min-height:200px}.streak-header{gap:20px;margin-bottom:16px;display:flex}.streak-badge{flex-direction:column;align-items:center;display:flex}.streak-number{color:var(--success);font-size:28px;font-weight:700}.streak-text{color:var(--text3);font-size:12px}.streak-calendar{gap:8px;display:flex}.streak-weekdays{flex-direction:column;gap:3px;display:flex}.streak-weekday{color:var(--text3);justify-content:center;align-items:center;width:12px;height:12px;font-size:10px;display:flex}.streak-weeks{gap:3px;padding-bottom:4px;display:flex;overflow-x:auto}.streak-week{flex-direction:column;gap:3px;display:flex}.streak-day{cursor:pointer;border-radius:2px;width:12px;height:12px;transition:transform .1s}.streak-day:hover{transform:scale(1.3)}.streak-legend{color:var(--text3);align-items:center;gap:4px;margin-top:12px;font-size:11px;display:flex}.streak-legend-day{border-radius:2px;width:10px;height:10px}.auth-page{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;display:flex}.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;width:360px;max-width:90%;padding:32px 28px}.auth-logo{text-align:center;margin-bottom:8px;font-size:22px;font-weight:700}.auth-subtitle{color:var(--text2);text-align:center;margin-bottom:24px;font-size:13px}.auth-form{flex-direction:column;gap:12px;display:flex}.auth-form input{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);width:100%;padding:10px 12px}.auth-btn{background:var(--primary);border:none;width:100%;padding:10px;font-weight:600}.auth-btn:disabled{opacity:.6;cursor:not-allowed}.auth-error{color:var(--danger);border-radius:var(--radius);background:#ef44441a;border:1px solid #ef44444d;padding:8px 10px;font-size:12px}.auth-switch{text-align:center;color:var(--text2);margin-top:16px;font-size:13px}.link-btn{color:var(--primary);cursor:pointer;background:0 0;border:none;padding:0;font-size:13px}.link-btn:hover{text-decoration:underline}.user-info{flex-direction:column;align-items:center;gap:8px;display:flex}.user-email{color:var(--text3);text-overflow:ellipsis;white-space:nowrap;max-width:100%;font-size:11px;overflow:hidden}.logout-btn{width:100%;padding:6px 10px;font-size:12px}@media (width<=768px){.app{flex-direction:column}.sidebar{flex-flow:wrap;width:100%;min-width:0;padding:12px}.sidebar nav{flex-direction:row;gap:4px}.main{padding:16px}.task-grid{grid-template-columns:1fr}.filter-bar{flex-direction:column;align-items:stretch}.search-input{max-width:none}.pomodoro-time{font-size:48px}.pressure-chart{gap:2px}.streak-day{width:10px;height:10px}}