@font-face{font-family:Quicksand;src:url(../fonts/quicksand-latin-400-normal.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Quicksand;src:url(../fonts/quicksand-latin-700-normal.woff2) format("woff2");font-weight:700;font-style:normal;font-display:swap}:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--primary-light: #dbeafe;--text-color: #1f2937;--text-muted: #6b7280;--bg-color: #ffffff;--card-bg: #f9fafb;--border-color: #e5e7eb;--gradient-start: rgba(90, 60, 240, 1);--gradient-end: rgba(9, 15, 80, 1);--filter-gradient-start: rgba(90, 60, 240, 1);--filter-gradient-end: rgba(9, 15, 80, 1)}html,body{min-height:100vh;font-family:Quicksand,sans-serif;margin:0;background:-moz-linear-gradient(330deg,var(--gradient-start) 0%,var(--gradient-end) 100%);background:-webkit-linear-gradient(330deg,var(--gradient-start) 0%,var(--gradient-end) 100%);background:linear-gradient(330deg,var(--gradient-start) 0%,var(--gradient-end) 100%);background-repeat:no-repeat;color:var(--text-color)}.container{max-width:920px;margin:0 auto;padding:24px}.card{background:var(--card-bg);padding:16px;border-radius:12px;box-shadow:0 8px 24px #0000001a;color:var(--text-color)}h5{font-size:.6em;color:var(--text-brand)}.row{display:flex;gap:12px;align-items:center}.input{padding:8px 10px;border-radius:8px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-color);color:#f0f5ff33}.btn{padding:8px 12px;border-radius:8px;border:1px solid var(--border-color);background:var(--card-bg);color:var(--text-color);cursor:pointer}.accordion{margin-top:12px}.accordion-item{border:1px solid var(--border-color);border-radius:8px;margin-bottom:8px;margin-right:12px;box-shadow:0 4px 12px #0000001a}.accordion-header{padding:2px 12px;cursor:pointer}.accordion-body{padding:2px 0 2px 12px;border-top:1px solid var(--border-color)}.task{display:flex;justify-content:space-between;padding:6px 0}.task small{color:var(--text-muted)}input[type=checkbox]{-webkit-appearance:none;appearance:none;width:18px;height:18px;border:2px solid #000000;border-radius:4px;background-color:var(--card-bg);cursor:pointer;position:relative;vertical-align:middle}input[type=checkbox]:checked{background-color:#4f46e5b3;border-color:#4f46e5b3}input[type=checkbox]:checked:after{content:"✓";position:absolute;color:#fff;font-size:14px;left:50%;top:50%;transform:translate(-50%,-50%)}input[type=checkbox]:focus{outline:none;box-shadow:0 0 0 2px #4f46e599}.node{margin:6px 0;--node-indent: 0px}.lvl-0{--node-indent: 4px}.lvl-1{--node-indent: 16px}.lvl-2{--node-indent: 24px}.lvl-3{--node-indent: 30px}.lvl-4{--node-indent: 35px}.lvl-5{--node-indent: 39px}.lvl-6{--node-indent: 42px}.lvl-7{--node-indent: 44px}.lvl-8{--node-indent: 46px}.lvl-9{--node-indent: 48px}.lvl-10{--node-indent: 50px}.accordion-children{margin-left:8px}.demo-banner{position:fixed;top:20px;right:20px;z-index:1000;border-radius:16px;padding:1px;background:linear-gradient(135deg,#fff3,#ffffff0d);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0000004d}.demo-banner-content{padding:12px 20px;display:flex;flex-direction:column;gap:8px}.demo-banner-info{display:flex;justify-content:space-between;align-items:center;gap:12px}.demo-badge{background:var(--primary-color);color:#fff;padding:2px 8px;border-radius:6px;font-size:.75em;font-weight:700;text-transform:uppercase;letter-spacing:.5px}.author-tag{color:var(--text-muted);font-size:.7em}.demo-banner-actions{display:flex;gap:8px;align-items:center}.theme-selector select{background:#0003;border:1px solid rgba(255,255,255,.1);color:#fff;padding:4px 8px;border-radius:6px;font-size:.85em;cursor:pointer;outline:none}.reset-btn{background:#ef444433;border:1px solid rgba(239,68,68,.4);color:#fca5a5;padding:4px 10px;border-radius:6px;font-size:.85em;cursor:pointer;transition:all .2s}.reset-btn:hover{background:#ef444466;color:#fff}.goal-widget{margin-top:24px;border:1px solid var(--border-color);background:var(--card-bg)}.goal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.goal-header label{font-weight:700;font-size:.9em}.goal-input-group{display:flex;align-items:center;gap:8px}.goal-input-group input{width:50px;padding:4px;border-radius:4px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-color);text-align:center}.progress-container{height:12px;background:#ffffff1a;border-radius:6px;overflow:hidden;margin-bottom:8px;border:1px solid var(--border-color)}.progress-bar{height:100%;background:linear-gradient(90deg,var(--primary-light),var(--primary-color));transition:width .5s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:flex-end}.progress-text{color:#fff;font-size:.65em;font-weight:700;padding-right:4px}.goal-footer{display:flex;justify-content:space-between;align-items:center}.goal-celebration{font-size:.8em;color:#10b981;font-weight:700;animation:bounce .5s infinite alternate}@keyframes bounce{0%{transform:translateY(0)}to{transform:translateY(-3px)}}.urgency-overdue{border-left:4px solid #ef4444;padding-left:8px!important}.urgency-today{border-left:4px solid #f59e0b;padding-left:8px!important}.urgency-upcoming{border-left:4px solid #10b981;padding-left:8px!important}.checkmark-container{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;cursor:pointer}.checkmark-circle{width:18px;height:18px;border:2px solid var(--text-muted);border-radius:50%;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center}.checkmark-circle.checked{background:#10b981;border-color:#10b981}.checkmark-path{fill:none;stroke:#fff;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:20;stroke-dashoffset:20;transition:stroke-dashoffset .3s .1s}.checked .checkmark-path{stroke-dashoffset:0}.task-warning{position:absolute;left:28px;top:50%;transform:translateY(-50%);background:#8b4480e6;color:#fff;padding:4px 10px;border-radius:8px;font-size:.75em;font-weight:700;white-space:nowrap;pointer-events:none;z-index:10;box-shadow:0 4px 12px #8b44804d;animation:warningFadeIn .3s forwards,warningFadeOut .5s 2.5s forwards}@keyframes warningFadeIn{0%{opacity:0;transform:translateY(-50%) translate(-10px)}to{opacity:1;transform:translateY(-50%) translate(0)}}@keyframes warningFadeOut{0%{opacity:1}to{opacity:0}}.confirm-overlay{position:fixed;inset:0;background:#0006;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .2s ease-out}.confirm-modal{background:#ffffff1a;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:30px;width:90%;max-width:400px;box-shadow:0 20px 50px #0006;color:#fff;animation:modalScaleUp .3s cubic-bezier(.34,1.56,.64,1)}.confirm-title{margin:0 0 15px;font-size:1.4em;font-weight:700;color:#fff}.confirm-message{margin:0 0 25px;font-size:1em;color:#fffc;line-height:1.5}.confirm-actions{display:flex;gap:12px;justify-content:flex-end}.confirm-btn{padding:10px 20px;border-radius:10px;font-size:.95em;font-weight:600;cursor:pointer;transition:all .2s;border:none}.confirm-btn.cancel{background:#ffffff1a;color:#fff}.confirm-btn.cancel:hover{background:#fff3}.confirm-btn.confirm{background:#ef4444;color:#fff;box-shadow:0 4px 12px #ef44444d}.confirm-btn.confirm:hover{background:#dc2626;transform:translateY(-1px)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes modalScaleUp{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.task-due-date{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:.9em;white-space:nowrap;pointer-events:none;font-weight:400;letter-spacing:.2px;transition:color .3s}.urgency-overdue .task-due-date{color:#ef4444;font-weight:700}.urgency-today .task-due-date{color:#f59e0b;font-weight:700}.urgency-upcoming .task-due-date{color:#10b981}