:root{--primary: #4C5C2D;--primary-hover: #3d4b24;--secondary: #6A7E3F;--secondary-light: #8aa85a;--bg: #FBF6F6;--bg-card: #ffffff;--bg-input: #f5f0f0;--accent: #D96868;--accent-hover: #c45555;--text: #111111;--text-secondary: #555555;--text-muted: #888888;--border: #e0d8d8;--shadow: 0 2px 12px rgba(76, 92, 45, .08);--shadow-lg: 0 8px 32px rgba(76, 92, 45, .12);--shadow-hover: 0 6px 20px rgba(76, 92, 45, .15);--radius: 12px;--radius-sm: 8px;--radius-lg: 16px;--transition: all .3s cubic-bezier(.4, 0, .2, 1);--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}body.dark-mode{--bg: #1a1a2e;--bg-card: #16213e;--bg-input: #1e2a4a;--text: #e8e8e8;--text-secondary: #b0b0b0;--text-muted: #777777;--border: #2a3a5e;--shadow: 0 2px 12px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .4);--shadow-hover: 0 6px 20px rgba(0, 0, 0, .35)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);background-color:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .4s ease,color .4s ease}.navbar{display:flex;align-items:center;justify-content:space-between;padding:.75rem 2rem;background:var(--bg-card);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0;z-index:100;box-shadow:var(--shadow);transition:var(--transition)}.nav-brand{display:flex;align-items:center;gap:.5rem}.brand-icon{font-size:1.6rem}.brand-text{font-size:1.4rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.5px}.nav-links{display:flex;gap:.25rem}.nav-link{text-decoration:none;padding:.5rem 1.25rem;border-radius:var(--radius-sm);font-weight:500;font-size:.9rem;color:var(--text-secondary);transition:var(--transition);position:relative}.nav-link:hover{background:#6a7e3f1a;color:var(--primary)}.nav-link.active{background:var(--primary);color:#fff;box-shadow:0 2px 8px #4c5c2d4d}.theme-toggle{background:var(--bg-input);border:1px solid var(--border);border-radius:50%;width:40px;height:40px;font-size:1.2rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.theme-toggle:hover{transform:rotate(20deg) scale(1.1);box-shadow:var(--shadow)}.main-content{max-width:1100px;margin:0 auto;padding:1.5rem;min-height:calc(100vh - 140px)}.dashboard-header{text-align:center;padding:2rem 1rem 1.5rem}.dashboard-header h1{font-size:2rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--secondary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.date-display{font-size:1rem;color:var(--text-secondary);font-weight:500}.daily-quote{margin-top:.75rem;font-style:italic;color:var(--text-muted);font-size:.9rem;max-width:600px;margin-left:auto;margin-right:auto;line-height:1.5}.stats-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1.25rem;margin-bottom:1.5rem}.score-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow);border:1px solid var(--border);transition:var(--transition)}.score-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.score-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.score-header h3{font-size:.95rem;font-weight:600;color:var(--text-secondary)}.score-value{font-size:2rem;font-weight:800;color:var(--primary)}.score-card.excellent .score-value{color:var(--primary)}.score-card.good .score-value{color:var(--secondary)}.score-card.needs-improvement .score-value{color:var(--accent)}.progress-bar-container{background:var(--bg-input);border-radius:100px;height:12px;overflow:hidden;position:relative;margin-bottom:1rem}.progress-bar-fill{height:100%;border-radius:100px;background:linear-gradient(90deg,var(--secondary),var(--primary));transition:width .8s cubic-bezier(.4,0,.2,1);position:relative;min-width:0}.score-card.needs-improvement .progress-bar-fill{background:linear-gradient(90deg,var(--accent),var(--accent-hover))}.progress-bar-glow{position:absolute;right:0;top:0;width:20px;height:100%;background:#fff6;border-radius:100px;animation:glow-pulse 2s ease-in-out infinite}@keyframes glow-pulse{0%,to{opacity:.4}50%{opacity:1}}.score-details{display:flex;flex-direction:column;gap:.25rem}.tasks-progress{font-size:.85rem;color:var(--text-muted)}.motivation-text{font-size:.9rem;font-weight:600}.motivation-text.excellent{color:var(--primary)}.motivation-text.good{color:var(--secondary)}.motivation-text.needs-improvement{color:var(--accent)}.motivation-text.none{color:var(--text-muted)}.streak-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow);border:1px solid var(--border);transition:var(--transition)}.streak-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.streak-card h3{font-size:.95rem;font-weight:600;color:var(--text-secondary);margin-bottom:1rem}.streak-values{display:flex;align-items:center;justify-content:center;gap:1.5rem}.streak-item{display:flex;flex-direction:column;align-items:center;gap:.15rem}.streak-number{font-size:2.2rem;font-weight:800;color:var(--accent);line-height:1}.streak-number.best{color:var(--primary)}.streak-label{font-size:.8rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.streak-unit{font-size:.75rem;color:var(--text-muted)}.streak-divider{width:1px;height:60px;background:var(--border)}.streak-message{margin-top:.75rem;text-align:center;font-size:.8rem;color:var(--secondary);font-weight:500;padding:.35rem .75rem;background:#6a7e3f1a;border-radius:var(--radius-sm)}.pomodoro-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow);border:1px solid var(--border);text-align:center;transition:var(--transition)}.pomodoro-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.pomodoro-card h3{font-size:.95rem;font-weight:600;color:var(--text-secondary);margin-bottom:.75rem}.pomodoro-display{display:flex;justify-content:center;margin-bottom:.75rem}.timer-circle{position:relative;width:110px;height:110px;display:flex;align-items:center;justify-content:center}.timer-circle svg{position:absolute;width:100%;height:100%;transform:scaleX(-1)}.timer-bg{fill:none;stroke:var(--bg-input);stroke-width:5}.timer-progress{fill:none;stroke:var(--primary);stroke-width:5;stroke-linecap:round;transition:stroke-dasharray 1s ease}.pomodoro-card.completed .timer-progress{stroke:var(--accent)}.timer-text{font-size:1.4rem;font-weight:700;color:var(--text);z-index:1}.pomodoro-controls{display:flex;gap:.5rem;justify-content:center}.pomodoro-btn{padding:.4rem 1rem;border:none;border-radius:var(--radius-sm);font-family:var(--font);font-weight:600;font-size:.8rem;cursor:pointer;transition:var(--transition)}.pomodoro-btn.start{background:var(--primary);color:#fff}.pomodoro-btn.start:hover{background:var(--primary-hover);transform:translateY(-1px)}.pomodoro-btn.reset{background:var(--bg-input);color:var(--text-secondary);border:1px solid var(--border)}.pomodoro-btn.reset:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.task-form-wrapper{margin-bottom:1.5rem}.add-task-btn{width:100%;padding:1rem;background:var(--bg-card);border:2px dashed var(--secondary);border-radius:var(--radius);font-family:var(--font);font-size:1rem;font-weight:600;color:var(--secondary);cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center;gap:.5rem}.add-task-btn:hover{background:#6a7e3f14;border-color:var(--primary);color:var(--primary);transform:translateY(-1px);box-shadow:var(--shadow)}.plus-icon{font-size:1.5rem;font-weight:300}.task-form{background:var(--bg-card);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-lg);border:1px solid var(--border);animation:slideDown .3s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.form-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.form-header h3{font-size:1.1rem;font-weight:700;color:var(--primary)}.close-btn{background:none;border:none;font-size:1.2rem;cursor:pointer;color:var(--text-muted);width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.close-btn:hover{background:#d968681a;color:var(--accent)}.form-group{margin-bottom:1rem;flex:1}.form-group label{display:block;font-size:.8rem;font-weight:600;color:var(--text-secondary);margin-bottom:.35rem;text-transform:uppercase;letter-spacing:.5px}.form-group input,.form-group select{width:100%;padding:.65rem .85rem;border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);font-size:.9rem;background:var(--bg-input);color:var(--text);transition:var(--transition)}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--secondary);box-shadow:0 0 0 3px #6a7e3f26}.form-row{display:flex;gap:1rem}.submit-btn{width:100%;padding:.75rem;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;border:none;border-radius:var(--radius-sm);font-family:var(--font);font-size:.95rem;font-weight:600;cursor:pointer;transition:var(--transition)}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 4px 15px #4c5c2d59}.task-list-wrapper{margin-bottom:1.5rem}.task-list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;flex-wrap:wrap;gap:.75rem}.task-list-header h2{font-size:1.2rem;font-weight:700;color:var(--text);display:flex;align-items:center;gap:.5rem}.task-count{font-size:.85rem;font-weight:600;background:var(--secondary);color:#fff;padding:.15rem .6rem;border-radius:100px}.task-controls{display:flex;align-items:center;gap:.75rem}.filter-group{display:flex;background:var(--bg-input);border-radius:var(--radius-sm);padding:3px;border:1px solid var(--border)}.filter-btn{padding:.35rem .75rem;border:none;background:transparent;font-family:var(--font);font-size:.8rem;font-weight:500;color:var(--text-muted);cursor:pointer;border-radius:6px;transition:var(--transition)}.filter-btn.active{background:var(--primary);color:#fff;box-shadow:0 1px 4px #4c5c2d4d}.filter-btn:hover:not(.active){color:var(--text)}.sort-select{padding:.4rem .65rem;border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);font-size:.8rem;background:var(--bg-input);color:var(--text);cursor:pointer}.sort-select:focus{outline:none;border-color:var(--secondary)}.task-list{display:flex;flex-direction:column;gap:.5rem}.task-item{display:flex;align-items:center;justify-content:space-between;padding:.85rem 1rem;background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);transition:var(--transition);animation:fadeInUp .3s ease}@keyframes fadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.task-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-1px)}.task-item.completed{opacity:.65;background:var(--bg-input)}.task-item.editing{flex-direction:column;align-items:stretch;gap:.75rem;border-color:var(--secondary)}.edit-input{width:100%;padding:.6rem .8rem;border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);font-size:.9rem;background:var(--bg-input);color:var(--text)}.edit-input:focus{outline:none;border-color:var(--secondary);box-shadow:0 0 0 3px #6a7e3f26}.edit-row{display:flex;gap:.75rem}.edit-row select{flex:1;padding:.5rem;border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);font-size:.85rem;background:var(--bg-input);color:var(--text)}.edit-actions{display:flex;gap:.5rem}.save-btn{padding:.45rem 1rem;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-family:var(--font);font-weight:600;font-size:.85rem;cursor:pointer;transition:var(--transition)}.save-btn:hover{background:var(--primary-hover)}.cancel-btn{padding:.45rem 1rem;background:var(--bg-input);color:var(--text-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);font-weight:600;font-size:.85rem;cursor:pointer;transition:var(--transition)}.cancel-btn:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.task-left{display:flex;align-items:center;gap:.75rem;flex:1;min-width:0}.checkbox-container{display:flex;align-items:center;cursor:pointer;position:relative}.checkbox-container input[type=checkbox]{position:absolute;opacity:0;cursor:pointer;width:0;height:0}.checkmark{width:22px;height:22px;border:2px solid var(--secondary);border-radius:6px;display:flex;align-items:center;justify-content:center;transition:var(--transition);flex-shrink:0}.checkbox-container input:checked~.checkmark{background:var(--primary);border-color:var(--primary)}.checkbox-container input:checked~.checkmark:after{content:"✓";color:#fff;font-size:.8rem;font-weight:700}.checkbox-container:hover .checkmark{border-color:var(--primary);box-shadow:0 0 0 3px #4c5c2d1a}.task-info{display:flex;flex-direction:column;gap:.25rem;min-width:0}.task-title{font-size:.95rem;font-weight:500;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.task-title.line-through{text-decoration:line-through;color:var(--text-muted)}.task-meta{display:flex;gap:.5rem;align-items:center}.category-badge{padding:.15rem .5rem;border-radius:100px;font-size:.7rem;font-weight:600;border:1px solid;letter-spacing:.3px}.priority-badge{font-size:.7rem;color:var(--text-muted);font-weight:500}.task-actions{display:flex;gap:.25rem;opacity:0;transition:var(--transition)}.task-item:hover .task-actions{opacity:1}.edit-btn,.delete-btn{background:none;border:none;font-size:.9rem;cursor:pointer;padding:.3rem;border-radius:6px;transition:var(--transition);display:flex;align-items:center;justify-content:center}.edit-btn:hover{background:#6a7e3f1a}.delete-btn:hover{background:#d968681a}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-muted)}.empty-icon{font-size:3rem;margin-bottom:.75rem;opacity:.5}.empty-state p{font-size:.95rem}.action-buttons{display:flex;gap:.75rem;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border)}.action-btn{padding:.65rem 1.25rem;border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);font-size:.85rem;font-weight:500;cursor:pointer;transition:var(--transition);background:var(--bg-card);color:var(--text-secondary)}.action-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}.action-btn.export:hover{border-color:var(--secondary);color:var(--primary)}.action-btn.reset-btn:hover{border-color:var(--accent);color:var(--accent)}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:200;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg-card);border-radius:var(--radius-lg);padding:2rem;max-width:420px;width:90%;box-shadow:var(--shadow-lg);animation:scaleIn .3s ease}@keyframes scaleIn{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.modal h3{font-size:1.2rem;font-weight:700;margin-bottom:.75rem;color:var(--accent)}.modal p{color:var(--text-secondary);font-size:.9rem;margin-bottom:1.5rem;line-height:1.5}.modal-actions{display:flex;gap:.75rem}.modal-btn{padding:.65rem 1.25rem;border:none;border-radius:var(--radius-sm);font-family:var(--font);font-size:.9rem;font-weight:600;cursor:pointer;transition:var(--transition);flex:1}.modal-btn.confirm{background:var(--accent);color:#fff}.modal-btn.confirm:hover{background:var(--accent-hover)}.modal-btn.cancel{background:var(--bg-input);color:var(--text-secondary);border:1px solid var(--border)}.modal-btn.cancel:hover{background:var(--border)}.history-page{padding-bottom:2rem}.history-header{text-align:center;padding:2rem 1rem 1.5rem}.history-header h1{font-size:2rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--secondary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.history-header p{color:var(--text-secondary);font-size:.95rem}.history-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:2rem}.stat-card{background:var(--bg-card);border-radius:var(--radius);padding:1.25rem;text-align:center;box-shadow:var(--shadow);border:1px solid var(--border);display:flex;flex-direction:column;align-items:center;gap:.35rem;transition:var(--transition)}.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}.stat-icon{font-size:1.6rem}.stat-value{font-size:1.8rem;font-weight:800;color:var(--primary)}.stat-label{font-size:.8rem;color:var(--text-muted);font-weight:500;text-transform:uppercase;letter-spacing:.5px}.charts-container{display:flex;flex-direction:column;gap:1.5rem}.chart-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow);border:1px solid var(--border);transition:var(--transition)}.chart-card:hover{box-shadow:var(--shadow-hover)}.chart-card h3{font-size:1.05rem;font-weight:700;color:var(--text);margin-bottom:1rem}.footer{text-align:center;padding:1.5rem;color:var(--text-muted);font-size:.8rem;border-top:1px solid var(--border);margin-top:2rem}@media(max-width:768px){.navbar{padding:.6rem 1rem}.brand-text{font-size:1.1rem}.nav-link{padding:.4rem .8rem;font-size:.8rem}.main-content{padding:1rem}.stats-row{grid-template-columns:1fr}.history-stats{grid-template-columns:repeat(2,1fr)}.form-row{flex-direction:column;gap:0}.task-list-header{flex-direction:column;align-items:flex-start}.task-controls{width:100%;justify-content:space-between}.dashboard-header h1,.history-header h1{font-size:1.5rem}.task-actions{opacity:1}.action-buttons,.modal-actions{flex-direction:column}}@media(max-width:480px){.navbar{padding:.5rem .75rem}.nav-links{gap:.1rem}.nav-link{padding:.35rem .6rem;font-size:.75rem}.history-stats{grid-template-columns:1fr 1fr}.pomodoro-controls{flex-direction:column}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--secondary);border-radius:100px}::-webkit-scrollbar-thumb:hover{background:var(--primary)}::selection{background:var(--secondary);color:#fff}#root{min-height:100vh}