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var(--spacing-lg);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);cursor:pointer;transition:var(--transition-fast)}.submit-btn:hover{box-shadow:var(--glow-primary);transform:translateY(-2px)}.login-footer{text-align:center;margin-top:var(--spacing-xl);font-size:var(--font-size-xs);color:var(--color-text-muted)}.login-footer a{color:var(--color-primary)}.error-message{background:var(--color-danger-light);border:1px solid var(--color-danger);color:var(--color-danger);padding:var(--spacing-md);border-radius:var(--radius-md);margin-bottom:var(--spacing-lg);font-size:var(--font-size-sm)}.invite-code-group .invite-code-input{text-align:center;font-size:var(--font-size-lg);letter-spacing:3px;font-family:var(--font-family-mono);text-transform:uppercase}.form-hint{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-top:var(--spacing-xs)}.register-link{text-align:center;margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.register-link p{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.register-link a{color:var(--color-primary);text-decoration:none;font-weight:var(--font-weight-medium)}.register-link a:hover{text-decoration:underline}.role-select{width:100%;padding:var(--spacing-md);background:var(--color-bg-primary);border:1px solid 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var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur)}.setup-card .form-group{margin-bottom:var(--spacing-lg)}.setup-card .form-group label{display:block;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-secondary);margin-bottom:var(--spacing-sm)}.setup-card .form-group input{width:100%;padding:var(--spacing-md);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:var(--font-size-md);transition:var(--transition-fast)}.setup-card .form-group input:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--glow-primary)}.invite-input{text-align:center;font-size:var(--font-size-xl)!important;letter-spacing:4px;font-family:var(--font-family-mono)}.setup-card .submit-btn{width:100%;padding:var(--spacing-md) var(--spacing-lg);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);cursor:pointer;transition:var(--transition-fast)}.setup-card .submit-btn:hover{box-shadow:var(--glow-primary);transform:translateY(-2px)}.setup-card .submit-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.setup-card .error-message{background:var(--color-danger-light);border:1px solid var(--color-danger);color:var(--color-danger);padding:var(--spacing-md);border-radius:var(--radius-md);margin-bottom:var(--spacing-lg);font-size:var(--font-size-sm)}.mode-selector{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.mode-btn{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-lg);background:var(--color-bg-primary);border:2px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:var(--transition-fast);color:var(--color-text-secondary)}.mode-btn:hover:not(:disabled){border-color:var(--color-primary);background:var(--color-primary-light)}.mode-btn.active{border-color:var(--color-primary);background:var(--color-primary-light);box-shadow:var(--glow-primary);color:var(--color-primary)}.mode-btn:disabled{opacity:.5;cursor:not-allowed}.mode-icon{font-size:var(--font-size-3xl)}.mode-label{font-size:var(--font-size-md);font-weight:var(--font-weight-semibold)}.mode-desc{font-size:var(--font-size-xs);text-align:center}.success-content{text-align:center}.success-icon{font-size:64px;margin-bottom:var(--spacing-md)}.success-content h2{font-size:var(--font-size-xl);margin-bottom:var(--spacing-md)}.success-content p{color:var(--color-text-secondary);margin-bottom:var(--spacing-md)}.success-hint{font-size:var(--font-size-sm);margin-bottom:var(--spacing-xl)}.invite-code-box{display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);margin:var(--spacing-xl) 0;padding:var(--spacing-lg);background:var(--color-bg-primary);border:2px dashed var(--color-primary);border-radius:var(--radius-lg)}.invite-code{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);font-family:var(--font-family-mono);letter-spacing:4px;color:var(--color-primary)}.copy-btn{padding:var(--spacing-sm) var(--spacing-md);background:var(--color-primary);color:var(--color-bg-primary);border:none;border-radius:var(--radius-md);font-size:var(--font-size-sm);cursor:pointer;transition:var(--transition-fast)}.copy-btn:hover{box-shadow:var(--glow-primary)}.parent-store-section{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg)}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-md)}.section-header h3{font-size:var(--font-size-lg);color:var(--color-text-primary);margin:0}.add-btn{padding:var(--spacing-sm) var(--spacing-md);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-md);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;transition:var(--transition-fast)}.add-btn:hover{box-shadow:var(--glow-primary)}.store-tabs{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-md)}.tab-btn{padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);cursor:pointer;transition:var(--transition-fast);display:flex;align-items:center;gap:var(--spacing-xs)}.tab-btn:hover{border-color:var(--color-primary)}.badge{background:var(--color-danger);color:#fff;padding:2px 6px;border-radius:var(--radius-full);font-size:var(--font-size-xs)}.store-content{min-height:200px}.loading,.empty-state{text-align:center;padding:var(--spacing-xl);color:var(--color-text-muted)}.empty-state button{margin-top:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-lg);background:var(--color-primary);border:none;border-radius:var(--radius-md);color:var(--color-bg-primary);cursor:pointer}.rewards-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.reward-item{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid 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var(--color-border);border-radius:var(--radius-sm);background:transparent;color:var(--color-text-secondary);cursor:pointer;font-size:var(--font-size-sm);transition:var(--transition-fast)}.edit-btn:hover{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-bg-primary)}.delete-btn:hover{background:var(--color-danger);border-color:var(--color-danger);color:#fff}.pending-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.pending-item{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md);background:var(--color-warning-light);border:1px solid var(--color-warning);border-radius:var(--radius-md)}.pending-info{flex:1}.pending-student{font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}.pending-reward{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.pending-time{color:var(--color-text-muted);font-size:var(--font-size-xs);margin-top:var(--spacing-xs)}.fulfill-btn{padding:var(--spacing-sm) var(--spacing-md);background:var(--color-success);border:none;border-radius:var(--radius-md);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;transition:var(--transition-fast)}.fulfill-btn:hover{box-shadow:var(--glow-success)}.add-modal{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);width:100%;max-width:500px}.modal-header 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var(--color-border);color:var(--color-text-secondary)}.submit-btn{background:linear-gradient(135deg,var(--color-primary),var(--color-success));border:none;color:var(--color-bg-primary)}.submit-btn:hover{box-shadow:var(--glow-primary)}.subject-selector{position:relative;width:100%}.subject-input{width:100%;padding:4px 8px;background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:12px!important;font-weight:500;height:32px;transition:var(--transition-fast)}.subject-input:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--glow-primary-sm)}.subject-input::placeholder{color:var(--color-text-muted);font-size:12px}.subject-dropdown{position:absolute;top:calc(100% + 4px);left:0;right:0;max-height:200px;overflow-y:auto;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:0 4px 12px 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var(--color-border);border-radius:var(--radius-xl);max-width:800px;width:95%;max-height:90vh;overflow-y:auto;display:flex;flex-direction:column}.create-task-content{max-width:800px!important}.modal-content form{padding:var(--spacing-sm)}.create-task-content .form-row{display:flex!important;align-items:flex-start;gap:var(--spacing-sm)}.create-task-content .form-row>.form-group{flex:1;min-width:0}.create-task-content .form-row.priority-row>.form-group:first-child{flex:0 0 160px!important}.error-msg{background:var(--color-danger-light);border:1px solid var(--color-danger);color:var(--color-danger);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-md);margin-bottom:var(--spacing-sm);font-size:var(--font-size-sm)}.modal-footer{display:flex;gap:var(--spacing-md);justify-content:flex-end;padding-top:var(--spacing-sm);margin-top:4px}.cancel-btn{padding:4px 16px;background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-lg);color:var(--color-text-secondary);cursor:pointer;white-space:nowrap;font-size:13px}.submit-btn{padding:4px 16px;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;white-space:nowrap;transition:var(--transition-fast);font-size:13px}.ai-input-section{background:linear-gradient(135deg,#00d4ff1a,#8a2be21a);border:1px solid var(--color-primary);border-radius:var(--radius-lg);padding:var(--spacing-sm);margin-bottom:var(--spacing-sm)}.ai-label{display:block;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-primary);margin-bottom:var(--spacing-xs)}.ai-input{flex:1;padding:4px 8px;font-size:13px}.ai-parse-btn{padding:4px 12px;font-size:13px;white-space:nowrap}.ai-error{color:var(--color-danger);font-size:12px;margin-top:2px}.modal-tabs{display:flex;gap:var(--spacing-xs);margin-bottom:var(--spacing-sm);border-bottom:1px solid var(--color-border);padding-bottom:4px;padding-left:var(--spacing-sm);padding-right:var(--spacing-sm);margin-top:var(--spacing-sm)}.modal-tab{flex:1;padding:6px;background:transparent;border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:13px;cursor:pointer;text-align:center}.modal-tab:hover:not(.active){background:var(--color-bg-tertiary)}.priority-selector-row{display:grid;grid-template-columns:1fr 1fr;gap:4px;align-items:center;width:100%}.p-select-btn{width:100%;min-width:0;padding:4px 2px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:transparent;cursor:pointer;text-align:center;font-size:12px;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:4px;font-weight:500;height:28px}.p-select-btn:hover{background:var(--color-bg-tertiary)}.ai-tasks-section{margin-top:var(--spacing-sm)}.ai-tasks-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.ai-tasks-list{display:flex;flex-direction:column;gap:4px;max-height:200px;overflow-y:auto}.ai-task-item{display:flex;align-items:center;gap:8px;padding:4px;background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:13px}input[type=date]::-webkit-calendar-picker-indicator:hover{opacity:1}.tasks-page{height:100%;display:flex;flex-direction:column}.toolbar{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) 0;margin-bottom:var(--spacing-md);flex-wrap:wrap;gap:var(--spacing-sm)}.toolbar-left{display:flex;align-items:center;gap:var(--spacing-md)}.toolbar-right{display:flex;align-items:center;gap:var(--spacing-sm)}.task-count{padding:var(--spacing-xs) var(--spacing-sm);background:var(--color-bg-tertiary);border-radius:var(--radius-full);font-size:var(--font-size-sm);color:var(--color-text-secondary);white-space:nowrap}.filters{display:flex;gap:2px;background:var(--color-bg-tertiary);border-radius:var(--radius-md);padding:2px}.filters button{padding:var(--spacing-xs) var(--spacing-sm);background:transparent;border:none;color:var(--color-text-secondary);border-radius:var(--radius-sm);font-size:var(--font-size-sm);cursor:pointer;transition:var(--transition-fast)}.filters button:hover{color:var(--color-text-primary)}.filters button.active{background:var(--color-bg-secondary);color:var(--color-text-primary)}.view-toggle{display:flex;background:var(--color-bg-tertiary);border-radius:var(--radius-md);padding:2px}.view-toggle button{padding:8px 20px;min-width:90px;background:transparent;border:none;color:var(--color-text-secondary);font-size:14px;cursor:pointer;border-radius:var(--radius-sm);transition:var(--transition-fast);white-space:nowrap}.add-btn{padding:var(--spacing-xs) var(--spacing-md);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-md);color:var(--color-bg-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:var(--transition-fast)}.add-btn:hover{box-shadow:var(--glow-primary-sm)}.loading{text-align:center;padding:var(--spacing-3xl);color:var(--color-text-secondary)}.empty-state{text-align:center;padding:var(--spacing-3xl);background:var(--glass-bg);border:1px dashed var(--color-border);border-radius:var(--radius-xl)}.empty-icon{font-size:64px;display:block;margin-bottom:var(--spacing-md)}.empty-state p{color:var(--color-text-secondary);margin-bottom:var(--spacing-lg)}.empty-state button{padding:var(--spacing-sm) var(--spacing-lg);background:var(--color-primary);border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);cursor:pointer}.task-list{flex:1;display:flex;flex-direction:column;gap:var(--spacing-md)}.task-card{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background:var(--glass-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:var(--transition-fast);width:100%}.task-card:hover{border-color:var(--color-primary);box-shadow:var(--glow-primary-sm)}.task-card.completed{opacity:.6}.task-card.completed 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var(--color-border);box-sizing:border-box}.hour-cell.drag-over{background:#00d4ff33}.week-event{position:absolute;left:2px;right:2px;border-radius:var(--radius-sm);padding:var(--spacing-xs);color:#fff;font-size:11px;overflow:hidden;z-index:10;cursor:pointer}.week-event .event-time{font-size:10px;opacity:.9}.week-event .event-title{font-weight:var(--font-weight-medium)}.day-view{height:100%;display:flex;flex-direction:column}.day-header{display:flex;align-items:baseline;gap:var(--spacing-sm);padding:var(--spacing-md);background:var(--color-bg-primary);border-radius:var(--radius-md);margin-bottom:var(--spacing-md)}.day-date{font-size:var(--font-size-xxl);font-weight:var(--font-weight-bold);color:var(--color-primary)}.day-weekday{font-size:var(--font-size-md);color:var(--color-text-secondary)}.day-body{flex:1;display:flex;flex-direction:column;overflow:hidden;min-height:0}.day-hour-row{flex:1;display:flex;align-items:flex-start;min-height:28px;padding:2px 0;border-bottom:1px solid var(--color-border)}.hour-label{width:50px;flex-shrink:0;font-size:11px;color:var(--color-text-muted);text-align:right;padding-right:var(--spacing-sm)}.hour-marker{width:10px;height:10px;border-radius:50%;border:2px solid var(--color-border);background:var(--color-bg-primary);margin-right:var(--spacing-md)}.hour-events{flex:1;display:flex;flex-direction:column;gap:var(--spacing-sm)}.day-event{background:var(--color-bg-primary);border-left:4px solid var(--color-primary);padding:var(--spacing-sm) var(--spacing-md);border-radius:0 var(--radius-md) var(--radius-md) 0}.event-time-range{font-size:var(--font-size-sm);color:var(--color-primary);margin-bottom:var(--spacing-xs)}.day-event .event-title{font-size:var(--font-size-md);font-weight:var(--font-weight-medium);color:var(--color-text-primary)}.day-cell.drag-over{background:#00d4ff33!important;box-shadow:inset 0 0 10px #00d4ff4d}.event-modal-content{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);max-width:800px!important;width:95%;max-height:90vh;overflow-y:auto;display:flex;flex-direction:column;padding:var(--spacing-sm);box-shadow:var(--shadow-lg);position:relative;z-index:10000}.modal-header h3{margin:0;font-size:20px;font-weight:600;color:var(--color-text-primary)}.modal-close{width:32px;height:32px;border:none;background:var(--color-bg-tertiary);color:var(--color-text-secondary);border-radius:var(--radius-full);font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0}.event-modal-content form{padding:var(--spacing-sm)}.calendar-event.virtual{border:1px dashed #ffcc00;color:#bfa100;pointer-events:auto}.calendar-event.virtual:hover{background:#ffcc0040!important;transform:scale(1.02)}.calendar-event.virtual .event-title{font-weight:700}width: 100%; padding: 4px 8px; background: var(--color-bg-primary); border: 1px solid var(--color-border); border-radius: var(--radius-md); color: var(--color-text-primary); font-size: 13px !important; height: 32px; transition: var(--transition-fast); font-family: inherit; } .form-group textarea{height:auto;min-height:60px;padding:8px}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--glow-primary-sm)}.form-row{display:flex;gap:var(--spacing-sm)}.form-row .form-group{flex:1}.linked-task-info{display:flex;align-items:center;gap:var(--spacing-sm);padding:4px 8px;background:#00d4ff1a;border-radius:var(--radius-md);margin-bottom:8px;font-size:12px;color:var(--color-primary)}.link-icon{font-size:14px}.color-option{width:24px;height:24px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:var(--transition-fast)}.color-option:hover{transform:scale(1.1)}.color-option.selected{border-color:var(--color-text-primary);box-shadow:0 0 8px currentColor}.reminder-options{display:flex;flex-wrap:wrap;gap:4px}.reminder-btn{padding:4px 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var(--color-border);border-radius:var(--radius-lg);color:var(--color-text-secondary);font-size:13px;cursor:pointer}.btn-submit{padding:4px 16px;background:var(--color-primary);border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);font-size:13px;cursor:pointer}.btn-delete:hover{background:#ff6b6b1a}.event-pill,.week-event,.day-event{cursor:pointer;transition:var(--transition-fast)}.event-pill:hover{opacity:.8;transform:scale(1.02)}.week-event:hover,.day-event:hover{opacity:.9;box-shadow:var(--shadow-md)}.task-priority-tag{font-size:10px;padding:2px 6px;border-radius:4px;margin-right:4px;font-weight:600}.task-priority-tag.q1{background:#ff3b3026;color:#ff3b30;border:1px solid rgba(255,59,48,.3)}.task-priority-tag.q2{background:#00d4ff26;color:#00d4ff;border:1px solid rgba(0,212,255,.3)}.task-priority-tag.q3{background:#ffcc0026;color:#fc0;border:1px solid rgba(255,204,0,.3)}.task-priority-tag.q4{background:#4cd96426;color:#4cd964;border:1px solid rgba(76,217,100,.3)}.btn-focus{padding:var(--spacing-sm) var(--spacing-lg);background:linear-gradient(135deg,var(--color-primary),#00b4d8);border:none;border-radius:var(--radius-md);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;transition:var(--transition-fast)}.btn-focus:hover:not(:disabled){box-shadow:var(--glow-primary-sm);transform:translateY(-1px)}.btn-focus.disabled,.btn-focus:disabled{background:var(--color-bg-tertiary);color:var(--color-text-muted);cursor:not-allowed;opacity:.6}.task-card.mobile{cursor:pointer;touch-action:manipulation}.task-card.mobile:hover{transform:none;box-shadow:none}.task-card.mobile:active{transform:scale(.98);background:var(--color-bg-secondary)}.task-card-action{margin-top:var(--spacing-xs);padding-top:var(--spacing-xs);border-top:1px dashed var(--color-border)}.task-card-action .schedule-hint{font-size:var(--font-size-xs);color:var(--color-primary);display:flex;align-items:center;gap:var(--spacing-xs)}.task-card-action .schedule-hint:before{content:"📅"}@media(hover:none)and (pointer:coarse){.day-cell{min-height:60px;touch-action:manipulation}.day-cell:active{background:var(--color-bg-secondary)}.event-pill{touch-action:manipulation}.event-pill:active{opacity:.8}}@media(max-width:768px){.calendar-toolbar{flex-wrap:wrap;gap:var(--spacing-sm)}.toolbar-left,.toolbar-right{flex:1 1 100%;justify-content:center}.toolbar-center{order:-1;flex:1 1 100%;margin-bottom:var(--spacing-sm)}}.day-cell{-webkit-tap-highlight-color:transparent}.day-cell .day-number{pointer-events:none}@media(max-width:768px){.task-panel{font-size:14px}.task-card{padding:var(--spacing-md);min-height:44px}}.touch-drag-preview{animation:dragPulse .3s ease-out}@keyframes dragPulse{0%{transform:scale(.8);opacity:.7}to{transform:scale(1);opacity:.95}}@media(hover:none)and (pointer:coarse){.task-card{user-select:none;-webkit-user-select:none;touch-action:none}.task-card:active{transform:scale(.98);transition:transform .1s ease}}.drag-over-touch{background:#00d4ff26!important;box-shadow:inset 0 0 0 2px #00d4ff80;transition:all .15s ease}.task-modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--spacing-sm)}.task-modal-content{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);max-width:800px!important;width:95%;max-height:90vh;overflow-y:auto;display:flex;flex-direction:column;padding:0!important}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm);border-bottom:1px solid var(--color-border)}.modal-header h3{margin:0;font-size:var(--font-size-lg);color:var(--color-text-primary)}.modal-close{width:32px;height:32px;border:none;background:var(--color-bg-tertiary);color:var(--color-text-secondary);border-radius:var(--radius-full);font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center}.modal-close:hover{background:var(--color-danger);color:#fff}.task-modal-content form{padding:var(--spacing-sm)}.form-group{margin-bottom:4px}.form-group label{display:block;font-size:12px;color:var(--color-text-secondary);margin-bottom:2px}.form-group input,.form-group textarea,.form-group select{width:100%;padding:4px 8px;background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:13px;height:32px}.form-group textarea{height:auto;min-height:60px;padding:8px}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--glow-primary-sm)}.form-row{display:flex;align-items:flex-start;gap:var(--spacing-sm)}.form-row>.form-group{flex:1;min-width:0}.modal-actions{display:flex;gap:var(--spacing-md);justify-content:flex-end;padding-top:var(--spacing-sm);margin-top:4px}.btn-cancel{padding:4px 16px;background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-lg);color:var(--color-text-secondary);cursor:pointer;white-space:nowrap;font-size:13px}.btn-submit{padding:4px 16px;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;white-space:nowrap;transition:var(--transition-fast);font-size:13px}.btn-submit:hover:not(:disabled){box-shadow:var(--glow-primary)}.btn-submit:disabled{opacity:.6;cursor:not-allowed}input[type=date]{font-size:12px!important}input[type=date]::-webkit-calendar-picker-indicator{filter:invert(1);cursor:pointer;opacity:.8}.matrix-page{display:flex;height:100%;background-color:#0b0c15;color:#e0e0e0;overflow:hidden}.matrix-grid{flex:1;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:16px;padding:24px;height:100%}.quadrant{background:#ffffff08;border-radius:16px;padding:16px;display:flex;flex-direction:column;transition:all .3s ease;border:1px solid transparent;position:relative;overflow:hidden}.quadrant:hover{background:#ffffff0d}.q1-area{border-color:#ff3b304d;background:linear-gradient(145deg,#ff3b300d,#14141e80)}.q1-area .quadrant-header h3{color:#ff3b30}.q2-area{border-color:#00d4ff4d;background:linear-gradient(145deg,#00d4ff0d,#14141e80)}.q2-area .quadrant-header h3{color:#00d4ff}.q3-area{border-color:#ffcc004d;background:linear-gradient(145deg,#ffcc000d,#14141e80)}.q3-area .quadrant-header h3{color:#fc0}.q4-area{border-color:#4cd9644d;background:linear-gradient(145deg,#4cd9640d,#14141e80)}.q4-area .quadrant-header h3{color:#4cd964}.quadrant-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.1)}.quadrant-header h3{margin:0;font-size:1.2rem;font-weight:700}.quadrant-subtitle{font-size:.8rem;color:#ffffff80;display:block;margin-top:4px}.btn-add-mini{background:none;border:1px solid rgba(255,255,255,.2);color:#fff9;width:24px;height:24px;border-radius:50%;cursor:pointer;font-size:1.2rem;line-height:1;display:flex;align-items:center;justify-content:center}.btn-add-mini:hover{background:#ffffff1a;color:#fff;border-color:#fff}.quadrant-body{flex:1;overflow-y:auto;padding-right:4px}.matrix-task-card{background:#ffffff14;border-radius:8px;padding:12px;margin-bottom:10px;cursor:grab;transition:transform .2s,box-shadow .2s;display:flex;justify-content:space-between;align-items:center;border:1px solid transparent}.matrix-task-card:hover{transform:translateY(-2px);background:#ffffff1f;box-shadow:0 4px 10px #0000004d}.task-content{flex:1;min-width:0}.task-title{font-size:.95rem;color:#fff;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.task-meta{display:flex;gap:8px;font-size:.75rem}.tag-subject{background:#00d4ff33;color:#00d4ff;padding:2px 6px;border-radius:4px}.tag-date{color:#aaa;display:flex;align-items:center}.btn-complete-mini{background:none;border:1px solid rgba(76,217,100,.3);color:#4cd964;width:24px;height:24px;border-radius:50%;margin-left:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transition:all .2s}.matrix-task-card:hover .btn-complete-mini{opacity:1}.btn-complete-mini:hover{background:#4cd964;color:#fff}.matrix-sidebar{width:280px;background:#0003;border-left:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;padding:20px}.sidebar-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.sidebar-header h3{margin:0;font-size:1rem;color:#aaa}.btn-add-main{background:#00d4ff;color:#1a1a2e;border:none;border-radius:6px;padding:6px 12px;font-weight:600;cursor:pointer;font-size:.85rem}.sidebar-list{flex:1;overflow-y:auto}.unsorted-card{border-left:3px solid #8e8e93}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}::-webkit-scrollbar-track{background:transparent}.loading-overlay{position:absolute;inset:0;background:#0b0c15cc;display:flex;justify-content:center;align-items:center;z-index:100;font-size:1.5rem;color:#00d4ff;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}[data-theme=light] .matrix-page{background-color:var(--color-bg-primary);color:var(--color-text-primary)}[data-theme=light] .quadrant{background:#ffffffb3;border:1px solid var(--color-border)}[data-theme=light] .quadrant:hover{background:#ffffffd9}[data-theme=light] .q1-area{border-color:#c346;background:linear-gradient(145deg,#cc334414,#ffffffe6)}[data-theme=light] .q1-area .quadrant-header h3{color:#c34}[data-theme=light] .q2-area{border-color:#09c6;background:linear-gradient(145deg,#0099cc14,#ffffffe6)}[data-theme=light] .q2-area .quadrant-header h3{color:#09c}[data-theme=light] .q3-area{border-color:#c906;background:linear-gradient(145deg,#cc990014,#ffffffe6)}[data-theme=light] .q3-area .quadrant-header h3{color:#c90}[data-theme=light] .q4-area{border-color:#00b36666;background:linear-gradient(145deg,#00b36614,#ffffffe6)}[data-theme=light] .q4-area .quadrant-header h3{color:#00b366}[data-theme=light] .quadrant-header{border-bottom-color:var(--color-border)}[data-theme=light] .quadrant-subtitle{color:var(--color-text-muted)}[data-theme=light] .btn-add-mini{border-color:var(--color-border);color:var(--color-text-muted)}[data-theme=light] .btn-add-mini:hover{background:var(--color-primary-light);color:var(--color-primary);border-color:var(--color-primary)}[data-theme=light] .matrix-task-card{background:#fffc;border:1px solid var(--color-border)}[data-theme=light] .matrix-task-card:hover{background:#fffffff2;box-shadow:var(--shadow-md)}[data-theme=light] .task-title{color:var(--color-text-primary)}[data-theme=light] .tag-subject{background:#0099cc26;color:#09c}[data-theme=light] .tag-date{color:var(--color-text-muted)}[data-theme=light] .matrix-sidebar{background:#ffffff80;border-left-color:var(--color-border)}[data-theme=light] .sidebar-header h3{color:var(--color-text-secondary)}[data-theme=light] .btn-add-main{background:var(--color-primary);color:#fff}[data-theme=light] .unsorted-card{border-left-color:var(--color-text-muted)}[data-theme=light] .loading-overlay{background:#f5f3efe6;color:var(--color-primary)}.settings-page{display:flex;height:100%;gap:var(--spacing-lg)}.settings-sidebar{width:200px;display:flex;flex-direction:column;gap:var(--spacing-xs)}.settings-nav-item{padding:var(--spacing-md);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);text-align:left;cursor:pointer;transition:var(--transition-fast);display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-sm)}.settings-nav-item:hover:not(.disabled){background:var(--color-bg-tertiary);border-color:var(--color-primary)}.settings-nav-item.active{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold)}.settings-nav-item.disabled{opacity:.5;cursor:not-allowed}.coming-soon{font-size:var(--font-size-xs);color:var(--color-text-muted)}.settings-content{flex:1;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);overflow-y:auto}.subjects-section{display:flex;flex-direction:column;gap:var(--spacing-lg)}.section-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border)}.section-header h2{margin:0;font-size:var(--font-size-xl);color:var(--color-text-primary)}.btn-new{padding:var(--spacing-sm) var(--spacing-lg);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;transition:var(--transition-fast)}.btn-new:hover{box-shadow:var(--glow-primary);transform:translateY(-1px)}.subjects-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.subject-card{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:var(--transition-fast)}.subject-card:hover{border-color:var(--color-primary);box-shadow:0 2px 8px #00d4ff1a}.subject-info{display:flex;align-items:center;gap:var(--spacing-md);flex:1}.subject-color-badge{width:12px;height:12px;border-radius:50%;flex-shrink:0}.subject-name{font-size:var(--font-size-md);font-weight:var(--font-weight-medium);color:var(--color-text-primary)}.subject-usage{font-size:var(--font-size-sm);color:var(--color-text-muted)}.subject-actions{display:flex;gap:var(--spacing-sm)}.btn-edit,.btn-delete{padding:var(--spacing-xs) var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);cursor:pointer;transition:var(--transition-fast);font-size:var(--font-size-sm)}.btn-edit:hover{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-bg-primary)}.btn-delete:hover{background:var(--color-danger);border-color:var(--color-danger);color:#fff}.empty-state button{margin-top:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-lg);background:var(--color-primary);border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);cursor:pointer}.loading{text-align:center;padding:var(--spacing-xl);color:var(--color-text-muted)}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000}.edit-modal{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);width:100%;max-width:500px;max-height:90vh;overflow-y:auto}.modal-header h3{margin:0;font-size:var(--font-size-lg)}.close-btn{width:32px;height:32px;border:none;background:var(--color-bg-tertiary);color:var(--color-text-secondary);border-radius:var(--radius-full);font-size:20px;cursor:pointer}.edit-modal form{padding:var(--spacing-lg)}.form-group{margin-bottom:var(--spacing-md)}.form-group label{display:block;font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--spacing-xs)}.form-group input{width:100%;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:var(--font-size-md)}.form-group input:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--glow-primary-sm)}.color-picker{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--spacing-sm)}.color-btn{width:100%;aspect-ratio:1;border:2px solid transparent;border-radius:var(--radius-md);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-lg);color:#fff;transition:var(--transition-fast)}.color-btn:hover{transform:scale(1.1)}.color-btn.selected{border-color:#fff;box-shadow:0 0 0 2px var(--color-primary)}.modal-actions{display:flex;gap:var(--spacing-md);justify-content:flex-end;padding-top:var(--spacing-md)}.btn-cancel,.btn-save{padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-lg);cursor:pointer;transition:var(--transition-fast)}.btn-save{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;color:var(--color-bg-primary);font-weight:var(--font-weight-semibold)}.btn-save:hover{box-shadow:var(--glow-primary)}.system-section{display:flex;flex-direction:column;gap:var(--spacing-lg)}.settings-card{background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg)}.setting-item{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-lg)}.setting-info h3{margin:0 0 var(--spacing-xs) 0;font-size:var(--font-size-md);color:var(--color-text-primary)}.setting-info p{margin:0;font-size:var(--font-size-sm);color:var(--color-text-muted)}.theme-switcher{display:flex;gap:var(--spacing-sm)}.theme-option{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-md) var(--spacing-lg);background:var(--color-bg-secondary);border:2px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:var(--transition-fast);min-width:100px}.theme-option:hover{border-color:var(--color-primary);background:var(--color-bg-tertiary)}.theme-option.active{border-color:var(--color-primary);background:var(--color-primary-light);box-shadow:var(--glow-primary)}.theme-icon{font-size:24px}.theme-label{font-size:var(--font-size-sm);color:var(--color-text-primary);font-weight:var(--font-weight-medium)}.theme-option.active .theme-label{color:var(--color-primary)}.setting-value{display:flex;align-items:center}.coming-soon-badge{padding:var(--spacing-xs) var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-full);font-size:var(--font-size-xs);color:var(--color-text-muted)}.focus-page{height:100%;display:flex;flex-direction:row;background:var(--color-bg-primary);position:relative;overflow:hidden}.task-sidebar{width:280px;height:100%;background:var(--color-bg-secondary);border-right:1px solid var(--color-border);padding:var(--spacing-lg);display:flex;flex-direction:column;z-index:2}.sidebar-title{font-size:var(--font-size-md);color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}.sidebar-hint{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-bottom:var(--spacing-md)}.task-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:var(--spacing-sm)}.task-item{padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:grab;transition:var(--transition-fast)}.task-item:hover{border-color:var(--color-primary);transform:translate(4px)}.task-item:active{cursor:grabbing}.task-item.priority-Q1{border-left:3px solid var(--color-danger)}.task-item.priority-Q2{border-left:3px solid var(--color-warning)}.task-item.priority-Q3{border-left:3px solid var(--color-primary)}.task-item.priority-Q4{border-left:3px solid var(--color-text-muted)}.task-item .task-title{display:block;font-size:var(--font-size-sm);color:var(--color-text-primary);margin-bottom:2px}.task-item .task-subject{font-size:var(--font-size-xs);color:var(--color-text-muted)}.no-tasks{text-align:center;color:var(--color-text-muted);font-size:var(--font-size-sm);padding:var(--spacing-xl) 0}.focus-main{flex:1;display:flex;flex-direction:column;align-items:center;position:relative;overflow-y:auto}.focus-page:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0%,rgba(0,212,255,.1) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(255,0,128,.05) 0%,transparent 40%);pointer-events:none}.setup-panel{width:100%;max-width:600px;padding:var(--spacing-lg);z-index:1;transition:var(--transition-fast);margin:auto 0}.setup-panel.drag-over{background:#00d4ff0d;border-radius:var(--radius-xl)}.drop-zone{padding:var(--spacing-md);margin-bottom:var(--spacing-md);border:2px dashed var(--color-border);border-radius:var(--radius-md);text-align:center;color:var(--color-text-muted);font-size:var(--font-size-sm);transition:var(--transition-fast)}.setup-panel.drag-over .drop-zone{border-color:var(--color-primary);background:#00d4ff1a;color:var(--color-primary)}.linked-task{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm);margin-bottom:var(--spacing-md);background:#00d4ff1a;border:1px solid var(--color-primary);border-radius:var(--radius-md)}.linked-icon{font-size:var(--font-size-lg)}.linked-title{flex:1;color:var(--color-primary);font-weight:var(--font-weight-semibold)}.unlink-btn{width:24px;height:24px;background:transparent;border:1px solid var(--color-border);border-radius:50%;color:var(--color-text-muted);cursor:pointer;transition:var(--transition-fast);display:flex;align-items:center;justify-content:center;font-size:var(--font-size-xs)}.unlink-btn:hover{border-color:var(--color-danger);color:var(--color-danger)}.stats-bar{display:flex;justify-content:center;gap:var(--spacing-xl);margin-bottom:var(--spacing-lg)}.stats-bar .stat-item{text-align:center}.stats-bar .stat-value{display:block;font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-primary)}.stats-bar .stat-label{font-size:var(--font-size-sm);color:var(--color-text-muted)}.setup-title{text-align:center;font-size:var(--font-size-lg);margin-bottom:var(--spacing-md);color:var(--color-text-primary)}.setup-panel .form-group{margin-bottom:var(--spacing-md)}.setup-panel label{display:block;font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--spacing-sm)}.setup-panel input[type=text]{width:100%;padding:var(--spacing-sm);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:var(--font-size-sm)}.setup-panel input[type=text]:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--glow-primary-sm)}.duration-options{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-sm)}.duration-btn{padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);cursor:pointer;transition:var(--transition-fast);font-size:var(--font-size-sm)}.duration-btn:hover{border-color:var(--color-primary)}.duration-btn.active{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold)}.sound-options{display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.sound-btn{padding:var(--spacing-xs) var(--spacing-md);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);cursor:pointer;transition:var(--transition-fast);font-size:var(--font-size-sm)}.sound-btn:hover{border-color:var(--color-primary)}.sound-btn.active{background:#00d4ff33;border-color:var(--color-primary);color:var(--color-primary)}.hardcore-toggle label{display:flex;align-items:center;gap:var(--spacing-sm);cursor:pointer}.hardcore-toggle input[type=checkbox]{width:16px;height:16px;accent-color:var(--color-warning)}.toggle-label{font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}.toggle-desc{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-left:auto}.start-btn{width:100%;padding:var(--spacing-md) var(--spacing-lg);margin-top:var(--spacing-lg);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);font-size:var(--font-size-md);font-weight:var(--font-weight-bold);cursor:pointer;transition:var(--transition-fast)}.start-btn:hover{box-shadow:var(--glow-primary);transform:translateY(-2px)}.focus-hud{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:1}.hardcore-warning{position:absolute;top:0;left:0;right:0;padding:var(--spacing-md);background:var(--color-danger);color:#fff;text-align:center;font-weight:var(--font-weight-semibold);animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.task-banner{position:absolute;top:var(--spacing-xl);padding:var(--spacing-sm) var(--spacing-lg);background:#00d4ff1a;border:1px solid var(--color-primary);border-radius:var(--radius-lg);color:var(--color-primary);font-size:var(--font-size-sm)}.timer-container{position:relative;width:280px;height:280px}.progress-ring{width:100%;height:100%;transform:rotate(-90deg)}.progress-ring-bg{stroke:var(--color-border)}.progress-ring-fill{stroke:var(--color-primary);stroke-linecap:round;transition:stroke-dashoffset 1s linear}.timer-display{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.timer-time{display:block;font-size:4rem;font-weight:var(--font-weight-bold);color:var(--color-text-primary);font-family:Courier New,monospace;letter-spacing:2px}.timer-label{font-size:var(--font-size-sm);color:var(--color-text-muted)}.control-bar{position:absolute;bottom:var(--spacing-xl);left:0;right:0;padding:0 var(--spacing-xl);display:flex;justify-content:space-between;align-items:center}.elapsed-info{color:var(--color-text-muted);font-size:var(--font-size-sm)}.control-buttons{display:flex;gap:var(--spacing-md)}.complete-btn,.abandon-btn{padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-lg);cursor:pointer;transition:var(--transition-fast);font-size:var(--font-size-sm)}.complete-btn{background:var(--color-success);border:none;color:#fff}.complete-btn:hover{box-shadow:0 0 12px #4cd96480}.abandon-btn{background:transparent;border:1px solid var(--color-border);color:var(--color-text-muted)}.abandon-btn:hover{border-color:var(--color-danger);color:var(--color-danger)}.result-panel{text-align:center;z-index:1}.result-icon{font-size:5rem;margin-bottom:var(--spacing-lg);animation:bounce .5s ease}@keyframes bounce{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}.result-panel h2{font-size:var(--font-size-2xl);color:var(--color-text-primary);margin-bottom:var(--spacing-xl)}.result-stats{display:flex;justify-content:center;gap:var(--spacing-2xl);margin-bottom:var(--spacing-2xl)}.result-item{text-align:center}.result-item .result-value{display:block;font-size:3rem;font-weight:var(--font-weight-bold);color:var(--color-text-primary)}.result-item.highlight .result-value{color:var(--color-primary);text-shadow:0 0 20px var(--color-primary)}.result-item .result-label{font-size:var(--font-size-sm);color:var(--color-text-muted)}.continue-btn{padding:var(--spacing-md) var(--spacing-2xl);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-xl);color:var(--color-bg-primary);font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);cursor:pointer;transition:var(--transition-fast)}.continue-btn:hover{box-shadow:var(--glow-primary);transform:translateY(-2px)}.habit-page{padding:var(--spacing-lg);max-width:800px;margin:0 auto;position:relative}.habit-page.loading{display:flex;align-items:center;justify-content:center;height:60vh;color:var(--color-text-muted)}.encouragement-toast{position:fixed;top:80px;left:50%;transform:translate(-50%);padding:var(--spacing-md) var(--spacing-xl);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:var(--color-bg-primary);border-radius:var(--radius-lg);font-weight:var(--font-weight-semibold);box-shadow:var(--shadow-lg);z-index:1000;animation:slideDown .3s ease,fadeOut .3s ease 2.7s forwards}@keyframes slideDown{0%{transform:translate(-50%) translateY(-20px);opacity:0}to{transform:translate(-50%) translateY(0);opacity:1}}@keyframes fadeOut{to{opacity:0;transform:translate(-50%) translateY(-10px)}}.habit-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-lg)}.habit-header h2{color:var(--color-text-primary);margin:0}.btn-add{padding:var(--spacing-sm) var(--spacing-lg);background:var(--color-primary);border:none;border-radius:var(--radius-md);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;transition:var(--transition-fast)}.btn-add:hover{box-shadow:var(--glow-primary-sm);transform:translateY(-1px)}.habit-list{display:flex;flex-direction:column;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.empty-state{text-align:center;padding:var(--spacing-xl);color:var(--color-text-muted)}.habit-card{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background:var(--color-bg-card);border-left:4px solid var(--color-primary);border-radius:var(--radius-md);transition:var(--transition-fast);box-shadow:var(--shadow-sm)}.habit-card:hover{background:var(--color-bg-card);transform:translateY(-2px);box-shadow:var(--shadow-md)}.habit-card.checked{opacity:.7}.habit-icon{font-size:var(--font-size-2xl);width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-tertiary);border-radius:var(--radius-md)}.habit-info{flex:1}.habit-name{font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin-bottom:4px}.habit-streak{font-size:var(--font-size-sm);color:var(--color-text-muted)}.record-badge{display:inline-block;margin-left:var(--spacing-sm);padding:2px 6px;background:var(--color-warning-light);color:var(--color-warning-hover);font-size:10px;border-radius:4px;font-weight:var(--font-weight-medium);border:1px solid var(--color-warning-light)}.habit-mini-heatmap{display:flex;gap:var(--spacing-sm);padding:0 var(--spacing-md)}.mini-day-wrapper{display:flex;flex-direction:column;align-items:center;gap:2px}.mini-day-wrapper.today .mini-day{border:2px solid var(--color-primary)}.mini-day{width:24px;height:24px;border-radius:4px;background:var(--color-bg-tertiary);border:1px solid var(--color-border-hover);display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--color-bg-primary);transition:var(--transition-fast)}.mini-day.checked{background:var(--color-primary)}.mini-day.clickable{cursor:pointer}.mini-day.clickable:hover{background:#00d4ff4d;transform:scale(1.1)}.mini-day-label{font-size:10px;color:var(--color-text-muted)}.habit-card.selected{border:1px solid var(--color-primary);box-shadow:var(--glow-primary-sm)}.check-btn{padding:var(--spacing-sm) var(--spacing-lg);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border:none;border-radius:var(--radius-md);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;transition:var(--transition-fast);min-width:70px;white-space:nowrap}.check-btn:hover:not(:disabled){box-shadow:var(--glow-primary-sm);transform:translateY(-1px)}.check-btn:disabled{opacity:.7;cursor:wait}.check-btn.unchecked{background:var(--color-bg-tertiary);color:var(--color-text-muted)}.check-btn.unchecked:hover{background:var(--color-danger);color:#fff;box-shadow:none}.heatmap-section{padding:var(--spacing-lg);background:var(--color-bg-secondary);border-radius:var(--radius-lg)}.heatmap-section h3{color:var(--color-text-primary);margin:0 0 var(--spacing-md) 0;font-size:var(--font-size-md)}.heatmap-grid{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:var(--spacing-md)}.heatmap-day{width:20px;height:20px;border-radius:4px;background:var(--color-bg-tertiary)}.heatmap-day.level-1{background:#00d4ff4d}.heatmap-day.level-2{background:#00d4ff80}.heatmap-day.level-3{background:#00d4ffb3}.heatmap-day.level-4{background:var(--color-primary)}.heatmap-legend{display:flex;align-items:center;gap:4px;justify-content:flex-end;font-size:var(--font-size-xs);color:var(--color-text-muted)}.heatmap-legend .heatmap-day{width:12px;height:12px}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:9999}.create-habit-modal{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);max-width:800px!important;width:95%;max-height:90vh;overflow-y:auto;display:flex;flex-direction:column;padding:var(--spacing-sm)}.create-habit-modal h3{margin:0 0 var(--spacing-sm) 0;color:var(--color-text-primary);font-size:var(--font-size-lg);border-bottom:1px solid var(--color-border);padding-bottom:var(--spacing-sm)}.create-habit-modal .form-group{margin-bottom:4px}.create-habit-modal label{display:block;font-size:12px;color:var(--color-text-secondary);margin-bottom:2px}.create-habit-modal input[type=text],.create-habit-modal input[type=number],.create-habit-modal textarea{width:100%;padding:4px 8px;background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:13px;height:32px;font-family:inherit}.create-habit-modal input:focus,.create-habit-modal textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--glow-primary-sm)}.modal-tabs{display:flex;gap:var(--spacing-xs);margin-bottom:var(--spacing-sm);border-bottom:1px solid var(--color-border);padding-bottom:4px}.tab-btn{flex:1;padding:6px;background:transparent;border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:13px;cursor:pointer;text-align:center;transition:var(--transition-fast)}.tab-btn:hover{background:var(--color-bg-tertiary)}.tab-btn.active{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-bg-primary)}.icon-picker{display:flex;gap:4px;flex-wrap:wrap;background:var(--color-bg-tertiary);padding:8px;border-radius:var(--radius-md);border:1px solid var(--color-border)}.icon-picker button{width:32px;height:32px;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:16px;cursor:pointer;transition:var(--transition-fast);display:flex;align-items:center;justify-content:center;padding:0}.icon-picker button:hover{border-color:var(--color-primary);background:var(--color-bg-primary)}.icon-picker button.selected{border-color:var(--color-primary);background:#00d4ff33;box-shadow:0 0 0 1px var(--color-primary)}.color-picker{display:flex;gap:8px;padding:4px 0}.color-picker button{width:24px;height:24px;border:2px solid transparent;border-radius:50%;cursor:pointer;transition:var(--transition-fast)}.color-picker button:hover{transform:scale(1.1)}.color-picker button.selected{border-color:var(--color-text-primary);box-shadow:0 0 8px currentColor}.modal-actions{display:flex;justify-content:flex-end;gap:var(--spacing-md);margin-top:var(--spacing-sm);padding-top:var(--spacing-sm);border-top:1px solid var(--color-border)}.btn-cancel{padding:4px 16px;background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-lg);color:var(--color-text-secondary);cursor:pointer;font-size:13px}.btn-submit{padding:4px 16px;background:var(--color-primary);border:none;border-radius:var(--radius-lg);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;font-size:13px}.btn-submit:hover{box-shadow:var(--glow-primary-sm)}.ai-recommend-section{display:flex;flex-direction:column;gap:var(--spacing-sm)}.btn-ai-recommend{width:100%;padding:8px;background:linear-gradient(135deg,var(--color-secondary),var(--color-primary));border:none;border-radius:var(--radius-md);color:var(--color-bg-primary);font-weight:var(--font-weight-semibold);cursor:pointer;font-size:13px}.recommendations-list{margin-top:var(--spacing-sm);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:8px;background:var(--color-bg-tertiary)}.recommendation-item{display:flex;align-items:center;gap:var(--spacing-sm);padding:8px;background:var(--color-bg-secondary);border-radius:var(--radius-md);margin-bottom:4px;cursor:pointer;border:2px solid transparent;transition:all .2s 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var(--spacing-sm);background:#000000b3;border-radius:var(--radius-sm);font-size:var(--font-size-xs);color:var(--color-text-primary)}.reward-info{padding:var(--spacing-md)}.reward-name{font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin-bottom:var(--spacing-xs);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reward-desc{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-bottom:var(--spacing-sm);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.reward-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-sm)}.reward-price{font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);color:var(--color-warning)}.reward-stock{font-size:var(--font-size-xs);color:var(--color-text-muted)}.progress-bar{height:6px;background:var(--color-bg-tertiary);border-radius:var(--radius-full);overflow:hidden;margin-bottom:var(--spacing-sm)}.progress-fill{height:100%;background:linear-gradient(90deg,var(--color-primary),var(--color-success));border-radius:var(--radius-full);transition:width 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var(--color-border);object-fit:contain;display:block}.moment-image-error{width:200px;height:150px;border-radius:8px;border:1px solid var(--color-border);background:var(--color-bg-secondary);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;color:var(--color-text-secondary)}.moment-image-error .error-icon{font-size:2rem}.moment-image-error .error-text{font-size:.85rem}.praise-badge{display:inline-flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,gold,orange);color:#fff;padding:.4rem 1rem;border-radius:20px;margin-bottom:.8rem;font-weight:700;box-shadow:0 2px 4px #ffa5004d}.interaction-bar{display:flex;gap:1rem;padding-top:1rem;border-top:1px solid var(--color-border)}.action-btn{background:none;border:none;color:var(--color-text-secondary);cursor:pointer;display:flex;align-items:center;gap:.4rem;font-size:.9rem;padding:.4rem .8rem;border-radius:6px;transition:background 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#00b8e6;--color-primary-light: rgba(0, 212, 255, .1);--color-primary-glow: 0 0 20px rgba(0, 212, 255, .4);--color-secondary: #7b2cbf;--color-secondary-hover: #6a24a8;--color-secondary-light: rgba(123, 44, 191, .1);--color-success: #00ff88;--color-success-hover: #00e67a;--color-success-light: rgba(0, 255, 136, .1);--color-warning: #ffd700;--color-warning-hover: #e6c200;--color-warning-light: rgba(255, 215, 0, .1);--color-danger: #ff4757;--color-danger-hover: #e63e4d;--color-danger-light: rgba(255, 71, 87, .1);--color-text-primary: #ffffff;--color-text-secondary: rgba(255, 255, 255, .7);--color-text-muted: rgba(255, 255, 255, .5);--color-text-disabled: rgba(255, 255, 255, .3);--color-border: rgba(255, 255, 255, .1);--color-border-hover: rgba(255, 255, 255, .2);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .3);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .3);--glow-primary: 0 0 10px rgba(0, 212, 255, .3), 0 0 20px rgba(0, 212, 255, .2);--glow-success: 0 0 10px rgba(0, 255, 136, .3), 0 0 20px rgba(0, 255, 136, .2);--glow-warning: 0 0 10px rgba(255, 215, 0, .3), 0 0 20px rgba(255, 215, 0, .2);--glow-danger: 0 0 10px rgba(255, 71, 87, .3), 0 0 20px rgba(255, 71, 87, .2);--glass-bg: rgba(26, 26, 46, .6);--glass-border: rgba(255, 255, 255, .1);--glass-blur: blur(10px)}[data-theme=light]{--color-bg-primary: #f5f3ef;--color-bg-secondary: #e8e4dd;--color-bg-tertiary: #ddd8d0;--color-bg-card: rgba(255, 255, 255, .9);--color-primary: #0099cc;--color-primary-hover: #007aa3;--color-primary-light: rgba(0, 153, 204, .1);--color-primary-glow: 0 0 15px rgba(0, 153, 204, .25);--color-secondary: #6a24a8;--color-secondary-hover: #5a1d90;--color-secondary-light: rgba(106, 36, 168, .1);--color-success: #00b366;--color-success-hover: #009955;--color-success-light: rgba(0, 179, 102, .1);--color-warning: #cc9900;--color-warning-hover: #b38600;--color-warning-light: rgba(204, 153, 0, .1);--color-danger: #cc3344;--color-danger-hover: #b32d3c;--color-danger-light: rgba(204, 51, 68, .1);--color-text-primary: #1a1a2e;--color-text-secondary: rgba(26, 26, 46, .75);--color-text-muted: rgba(26, 26, 46, .55);--color-text-disabled: rgba(26, 26, 46, .35);--color-border: rgba(26, 26, 46, .12);--color-border-hover: rgba(26, 26, 46, .25);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 8px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 20px rgba(0, 0, 0, .12);--shadow-xl: 0 20px 30px rgba(0, 0, 0, .15);--glow-primary: 0 0 8px rgba(0, 153, 204, .2);--glow-success: 0 0 8px rgba(0, 179, 102, .2);--glow-warning: 0 0 8px rgba(204, 153, 0, .2);--glow-danger: 0 0 8px rgba(204, 51, 68, .2);--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(26, 26, 46, .1);--glass-blur: blur(10px)}:root{--color-q1: #ff4757;--color-q2: #00ff88;--color-q3: #ffa502;--color-q4: #636e72;--color-subject-math: #3498db;--color-subject-chinese: #e74c3c;--color-subject-english: #2ecc71;--color-subject-physics: #9b59b6;--color-subject-chemistry: #f39c12;--color-subject-biology: #1abc9c;--color-subject-history: #e67e22;--color-subject-geography: #16a085;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--spacing-3xl: 64px;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-family-mono: "JetBrains Mono", "Fira Code", monospace;--font-size-xs: 12px;--font-size-sm: 14px;--font-size-md: 16px;--font-size-lg: 18px;--font-size-xl: 24px;--font-size-2xl: 32px;--font-size-3xl: 48px;--font-size-4xl: 64px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-2xl: 24px;--radius-full: 9999px;--duration-fast: .15s;--duration-normal: .3s;--duration-slow: .5s;--transition-fast: all .15s ease;--transition-normal: all .3s ease;--transition-slow: all .5s ease;--z-dropdown: 100;--z-sticky: 200;--z-fixed: 300;--z-modal-backdrop: 400;--z-modal: 500;--z-popover: 600;--z-tooltip: 700}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);font-size:var(--font-size-md);line-height:var(--line-height-normal);color:var(--color-text-primary);background-color:var(--color-bg-primary);min-height:100vh}a{color:var(--color-primary);text-decoration:none;transition:var(--transition-fast)}a:hover{color:var(--color-primary-hover)}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none}input,textarea,select{font-family:inherit;font-size:inherit;color:var(--color-text-primary);background-color:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-sm) var(--spacing-md);transition:var(--transition-fast)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--glow-primary)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border-hover);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}::selection{background:var(--color-primary);color:var(--color-bg-primary)}#root{min-height:100vh}.website-layout{display:flex;flex-direction:column;min-height:100vh;background-color:var(--bg-primary, #1a1a1a);color:var(--text-primary, #ffffff);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.website-main{flex:1}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.website-header{position:sticky;top:0;z-index:1000;background-color:#1a1a1af2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color, #333);padding:1rem 0}.website-header .container{display:flex;justify-content:space-between;align-items:center}.website-header .logo{display:flex;align-items:center;gap:.75rem;font-size:1.5rem;font-weight:700;color:var(--text-primary, #fff);text-decoration:none}.website-header .logo-img{width:32px;height:32px;object-fit:contain;border-radius:6px}.website-header .main-nav{display:flex;gap:1.5rem}.website-header .main-nav a{color:var(--text-secondary, #aaa);text-decoration:none;font-weight:500;transition:color .2s}.website-header .main-nav a:hover{color:var(--primary, #00d4ff)}.website-header .actions{display:flex;align-items:center;gap:1rem}.btn{padding:.5rem 1rem;border-radius:.5rem;text-decoration:none;font-weight:500;transition:all .2s}.btn-ghost{color:var(--text-primary, #fff)}.btn-ghost:hover{background-color:#ffffff1a}.btn-primary{background-color:var(--primary, #00d4ff);color:#000}.btn-primary:hover{filter:brightness(1.1)}.website-footer{background-color:#111;padding:3rem 0;margin-top:auto;border-top:1px solid #333}.footer-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;margin-bottom:2rem}.footer-cols h4{margin-bottom:1rem;color:var(--text-primary, #fff)}.footer-cols a{display:block;margin-bottom:.5rem;color:var(--text-secondary, #888);text-decoration:none}.footer-cols a:hover{color:var(--primary, #00d4ff)}.footer-bottom{border-top:1px solid #333;padding-top:2rem;text-align:center;color:#666;font-size:.9rem}.data-processing{margin-top:.5rem;font-size:.8rem;opacity:.7}.hero-section{padding:6rem 0;text-align:center;background:radial-gradient(circle at center,rgba(0,212,255,.1) 0%,transparent 70%)}.hero-title{font-size:3.5rem;font-weight:800;margin-bottom:1.5rem;background:linear-gradient(135deg,#fff,#00d4ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-subtitle{font-size:1.25rem;color:var(--text-secondary, #aaa);margin-bottom:3rem;max-width:600px;margin-left:auto;margin-right:auto}.hero-cta{display:inline-block;padding:1rem 2rem;font-size:1.1rem}.legal-info{font-size:.75rem;color:#888;margin-bottom:.25rem}@media(max-width:768px){.website-header .main-nav{display:none}.hero-title{font-size:2.5rem}}