:root{color-scheme:light dark;--font-sans: system-ui, -apple-system, "Segoe UI", sans-serif;--color-primary: light-dark(#2563eb, #3b82f6);--color-primary-hover: light-dark(#1d4ed8, #60a5fa);--color-primary-active: light-dark(#1e40af, #93c5fd);--color-on-primary: #ffffff;--color-primary-tint: light-dark(rgba(37, 99, 235, .1), rgba(59, 130, 246, .18));--color-bg: light-dark(#f8fafc, #121212);--color-surface: light-dark(#ffffff, #1e1e1e);--color-surface-2: light-dark(#f1f5f9, #262b36);--color-border: light-dark(#e2e8f0, #333a45);--color-text: light-dark(#0f172a, #e2e8f0);--color-text-muted: light-dark(#64748b, #94a3b8);--color-error: light-dark(#c0392b, #f87171);--color-error-bg: light-dark(#fdecea, #3f1d1a);--color-error-border: light-dark(#f3c2bc, #5c2b26);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-pill: 999px;--shadow-sm: 0 1px 2px light-dark(rgba(15, 23, 42, .08), rgba(0, 0, 0, .45)), 0 1px 1px light-dark(rgba(15, 23, 42, .04), rgba(0, 0, 0, .3));--shadow-md: 0 4px 14px light-dark(rgba(15, 23, 42, .1), rgba(0, 0, 0, .55));--focus-ring: 0 0 0 3px light-dark(rgba(37, 99, 235, .25), rgba(59, 130, 246, .35));--transition: .12s ease}body{margin:0;font-family:var(--font-sans);padding:2rem;background:var(--color-bg);color:var(--color-text)}main{display:flex;flex-direction:column;gap:var(--space-5)}.btn{display:inline-flex;align-items:center;gap:.4rem;font:inherit;font-weight:500;line-height:1.4;padding:.5rem 1rem;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:background-color var(--transition),border-color var(--transition),box-shadow var(--transition),color var(--transition)}.btn:focus-visible{outline:none;box-shadow:var(--focus-ring)}.btn:disabled{opacity:.6;cursor:not-allowed;box-shadow:none}.btn-primary{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-on-primary)}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.btn-primary:active:not(:disabled){background:var(--color-primary-active)}.btn-secondary{background:var(--color-surface-2);border-color:var(--color-border);color:var(--color-text)}.btn-secondary:hover:not(:disabled){background:light-dark(#e2e8f0,#313847)}.btn-outline{background:transparent;border-color:var(--color-primary);color:var(--color-primary)}.btn-outline:hover:not(:disabled){background:var(--color-primary-tint)}.btn-outline-danger{background:transparent;border-color:var(--color-error);color:var(--color-error)}.btn-outline-danger:hover:not(:disabled){background:var(--color-error-bg)}.btn-sm{padding:.3rem .65rem;font-size:.85em}.icon-btn{display:inline-flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:var(--radius-sm);padding:.3rem;line-height:1;cursor:pointer;color:var(--color-text-muted);transition:background-color var(--transition),color var(--transition)}.icon-btn:hover:not(:disabled){background:var(--color-surface-2);color:var(--color-text)}.icon-btn-danger:hover:not(:disabled){background:var(--color-error-bg);color:var(--color-error)}.link-button{background:none;border:none;padding:0;color:var(--color-primary);text-decoration:underline;cursor:pointer;font:inherit}.link-button:hover{color:var(--color-primary-hover)}.form-label{display:block;font-weight:600;font-size:.875rem;margin-bottom:var(--space-1);color:var(--color-text)}.form-control{display:block;width:100%;box-sizing:border-box;font:inherit;padding:.5rem .75rem;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);transition:border-color var(--transition),box-shadow var(--transition)}.form-control:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--focus-ring)}.form-control-sm{display:inline-block;width:auto;padding:.35rem .6rem;font-size:.9em}.form-inline{display:flex;align-items:flex-end;gap:var(--space-2);flex-wrap:wrap}.form-inline .form-control{width:auto;flex:1 1 220px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:var(--space-5)}.alert{padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);font-size:.9rem;border:1px solid transparent}.alert-error{background:var(--color-error-bg);border-color:var(--color-error-border);color:var(--color-error)}th,td{text-align:left;padding:.5rem;border-bottom:1px solid var(--color-border)}code{background:var(--color-surface-2);padding:.1rem .35rem;border-radius:var(--radius-sm)}.table{border-collapse:collapse;width:100%}.table th{background:var(--color-surface-2);font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.02em;color:var(--color-text-muted);padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border)}.table td{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border)}.table tbody tr:last-child td{border-bottom:none}.table tbody tr:hover{background:var(--color-surface-2)}.app-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding-block:var(--space-2)}.app-header h1{margin:0;font-size:1.4rem}.eyebrow{color:var(--color-text-muted);font-size:.8rem;font-weight:700;text-transform:uppercase;margin:0 0 .15rem}.app-nav{display:flex;gap:var(--space-2);border-bottom:1px solid var(--color-border)}.app-nav button{padding:.65rem 1rem;font:inherit;font-weight:500;border:none;border-bottom:2px solid transparent;background:transparent;color:var(--color-text-muted);cursor:pointer;transition:color var(--transition),border-color var(--transition)}.app-nav button:hover{color:var(--color-text)}.app-nav button.active{color:var(--color-primary);border-bottom-color:var(--color-primary);font-weight:600}.sidebar-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-1)}.sidebar-nav button{display:block;width:100%;text-align:left;padding:.65rem 1rem;font:inherit;font-weight:500;border:none;border-radius:var(--radius-md);background:transparent;color:var(--color-text-muted);cursor:pointer;transition:background-color var(--transition),color var(--transition)}.sidebar-nav button:hover{background:var(--color-surface-2);color:var(--color-text)}.sidebar-nav button.active,.sidebar-nav button[aria-current=page]{background:var(--color-primary-tint);color:var(--color-primary);font-weight:600}.auth-page form{display:flex;flex-direction:column;gap:var(--space-2)}.auth-page .btn{width:100%;justify-content:center}.tag{display:inline-flex;align-items:center;gap:.25rem;background:var(--color-primary-tint);color:var(--color-primary);border-radius:var(--radius-pill);padding:.2rem .65rem;margin:.1rem .25rem .1rem 0;font-size:.85em;font-weight:500}.tag-remove{background:none;border:none;padding:0;margin:0;cursor:pointer;font:inherit;line-height:1;color:inherit;opacity:.7}.tag-remove:hover{opacity:1;color:var(--color-error)}main{max-width:720px;margin-inline:auto}main.wide{max-width:none}table{border-collapse:collapse;width:100%}th,td{text-align:left;padding:.5rem;border-bottom:1px solid #8884}code{background:#8882;padding:.1rem .35rem;border-radius:.25rem}.app-header{display:flex;align-items:center;justify-content:space-between}.auth-page{max-width:320px}.auth-page form{display:flex;flex-direction:column;gap:.25rem}.auth-page input{margin-bottom:.75rem;padding:.4rem;font:inherit}.auth-page button[type=submit]{padding:.5rem;font:inherit}.form-error{color:#c0392b}.link-button{background:none;border:none;padding:0;color:#2563eb;text-decoration:underline;cursor:pointer;font:inherit}.app-nav{display:flex;gap:.5rem}.app-nav button{padding:.4rem .8rem;font:inherit;border:1px solid #8884;border-radius:.25rem;background:transparent;cursor:pointer}.app-nav button.active{background:#2563eb;border-color:#2563eb;color:#fff}.app-shell{display:grid;grid-template-columns:220px 1fr;gap:var(--space-5);align-items:start}.page-title-row{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-4)}.page-title-row h2{margin:0 auto 0 0}.view-toggle{display:inline-flex;align-items:center;padding:.15rem;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-2)}.view-toggle button{min-width:5.5rem;padding:.35rem .65rem;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--color-text-muted);cursor:pointer;font:inherit;font-size:.9rem;font-weight:600}.view-toggle button:hover{color:var(--color-text)}.view-toggle button.active,.view-toggle button[aria-pressed=true]{background:var(--color-surface);color:var(--color-primary);box-shadow:var(--shadow-sm)}.calendar-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4);margin-bottom:var(--space-5);box-shadow:var(--shadow-sm)}.calendar-panel-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-4)}.calendar-panel-header h2{margin:0;font-size:1.1rem}.calendar-controls{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap;justify-content:flex-end}.calendar-controls strong{min-width:9.5rem;text-align:center}.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}.calendar-agenda{display:none}.calendar-weekday{background:var(--color-surface-2);color:var(--color-text-muted);font-size:.78rem;font-weight:700;padding:var(--space-2);text-transform:uppercase}.calendar-day{min-height:8rem;padding:var(--space-2);border-top:1px solid var(--color-border);border-right:1px solid var(--color-border);background:var(--color-surface);overflow:hidden}.calendar-day:nth-child(7n+7){border-right:none}.calendar-day.outside-month{background:color-mix(in srgb,var(--color-surface-2) 55%,transparent);color:var(--color-text-muted)}.calendar-day.today .calendar-day-number{background:var(--color-primary);color:var(--color-on-primary)}.calendar-day.drop-target{background:var(--color-primary-tint);box-shadow:inset 0 0 0 2px var(--color-primary)}.calendar-day-number{display:inline-flex;align-items:center;justify-content:center;width:1.6rem;height:1.6rem;border-radius:var(--radius-pill);font-weight:700;font-size:.85rem}.calendar-events{display:flex;flex-direction:column;gap:.3rem;margin-top:var(--space-2)}.calendar-empty{color:var(--color-text-muted);margin-block:0 1rem}.calendar-event{display:grid;gap:.05rem;padding:.35rem .45rem;border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-surface-2);font-size:.78rem;line-height:1.2;cursor:grab;-webkit-user-select:none;user-select:none;transition:opacity var(--transition),transform var(--transition),box-shadow var(--transition)}.calendar-event:active{cursor:grabbing}.calendar-event.dragging,.calendar-event.saving{opacity:.62}.calendar-event.dragging{transform:scale(.98)}.calendar-event.saving{box-shadow:var(--focus-ring)}.calendar-event span{color:var(--color-text-muted);font-size:.68rem;font-weight:700;text-transform:uppercase}.calendar-event strong,.calendar-event small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.calendar-event.deadline{border-left:3px solid #b45309}.calendar-event.completion{border-left:3px solid #15803d}.calendar-agenda-day{display:grid;gap:var(--space-2);padding-block:var(--space-3);border-top:1px solid var(--color-border)}.calendar-agenda-day:first-child{border-top:none;padding-top:0}.calendar-agenda-day h3{margin:0;color:var(--color-text-muted);font-size:.85rem;text-transform:uppercase}.calendar-agenda-events{display:grid;gap:var(--space-2)}.calendar-agenda-event{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-2)}.calendar-agenda-event.deadline{border-left:3px solid #b45309}.calendar-agenda-event.completion{border-left:3px solid #15803d}.calendar-agenda-event.saving{opacity:.72;box-shadow:var(--focus-ring)}.calendar-agenda-event-body{display:grid;gap:.12rem;min-width:0}.calendar-agenda-event-body span{color:var(--color-text-muted);font-size:.72rem;font-weight:700;text-transform:uppercase}.calendar-agenda-event-body strong,.calendar-agenda-event-body small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.calendar-agenda-event-body small{color:var(--color-text-muted)}.calendar-agenda-date{display:grid;gap:.2rem}.calendar-agenda-date span{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.calendar-agenda-date input{min-height:2.35rem;box-sizing:border-box;padding:.35rem .5rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);font:inherit}.projects-toolbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-block:.75rem}.save-status{display:inline-flex;align-items:center;gap:.5rem}.save-status.error{color:var(--color-error)}.sheet{overflow:auto;max-height:70vh;border:1px solid var(--color-border);margin-block:1rem}.sheet:focus{outline:none}.sheet-table{--row-control-width: 2.75rem;border-collapse:separate;border-spacing:0;width:max-content;min-width:100%}.sheet-table th,.sheet-table td{border-right:1px solid var(--color-border);border-bottom:1px solid var(--color-border);padding:.35rem .5rem;white-space:nowrap;text-align:left}.sheet-table thead th{position:sticky;top:0;background:var(--color-surface-2);z-index:2}.sheet-table th.rowedit-header,.sheet-table td.rowedit{position:sticky;left:0;box-sizing:border-box;width:var(--row-control-width);min-width:var(--row-control-width);max-width:var(--row-control-width);padding-inline:.25rem;background:var(--color-surface-2);text-align:center;z-index:3}.sheet-table th.rownum-header,.sheet-table td.rownum{position:sticky;left:0;box-sizing:border-box;width:var(--row-control-width);min-width:var(--row-control-width);max-width:var(--row-control-width);padding-inline:.25rem;background:var(--color-surface-2);text-align:center;-webkit-user-select:none;user-select:none;z-index:3}.sheet-table th.rownum-header.has-rowedit,.sheet-table td.rownum.has-rowedit{left:var(--row-control-width)}.sheet-table td.rowedit,.sheet-table td.rownum{z-index:1}.sheet-table td.rowdelete{text-align:center}.sheet-table td.selected{outline:2px solid var(--color-primary);outline-offset:-2px}.sheet-table td input,.sheet-table td select{width:100%;box-sizing:border-box;font:inherit;border:none;outline:none;background:transparent;padding:.35rem .5rem;margin:-.35rem -.5rem}.drawer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:flex;justify-content:flex-end;background:#0f172a59}.project-editor-drawer{width:60vw;min-width:520px;max-width:none;height:100%;overflow-y:auto;background:var(--color-surface);border-left:1px solid var(--color-border);box-shadow:var(--shadow-md);animation:slide-in-right .18s ease-out}.project-editor-drawer form{display:flex;flex-direction:column;gap:var(--space-5);min-height:100%;padding:var(--space-5);box-sizing:border-box}.drawer-header{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-4)}.drawer-header h2{margin:0}.eyebrow{margin:0 0 var(--space-1);color:var(--color-text-muted);font-size:.76rem;font-weight:700;letter-spacing:0;text-transform:uppercase}.project-editor-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4)}.project-editor-grid label{display:grid;gap:var(--space-1);color:var(--color-text);font-weight:600}.field-full{grid-column:1 / -1}.form-control{width:100%;box-sizing:border-box;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);font:inherit;font-weight:400;padding:.55rem .65rem}textarea.form-control{resize:vertical}.project-editor-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-3);margin:0;padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-2)}.project-editor-meta div{min-width:0}.project-editor-meta dt{color:var(--color-text-muted);font-size:.78rem;font-weight:700}.project-editor-meta dd{margin:var(--space-1) 0 0;overflow-wrap:anywhere}.drawer-actions{display:flex;justify-content:flex-end;gap:var(--space-2);margin-top:auto}@keyframes slide-in-right{0%{transform:translate(100%)}to{transform:translate(0)}}.project-combobox{position:relative;max-width:360px}.project-combobox-list{position:absolute;z-index:10;top:calc(100% + .25rem);left:0;right:0;margin:0;padding:.25rem;list-style:none;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-md);max-height:260px;overflow-y:auto}.project-combobox-list li{margin:0}.project-combobox-empty{padding:.5rem .65rem;color:var(--color-text-muted)}.project-combobox-list button{display:block;width:100%;text-align:left;padding:.5rem .65rem;font:inherit;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--color-text);cursor:pointer}.project-combobox-list button:hover,.project-combobox-list button.highlighted{background:var(--color-primary-tint);color:var(--color-primary)}.task-board{display:flex;align-items:flex-start;gap:var(--space-4);margin-block:var(--space-4);overflow-x:auto;padding-bottom:var(--space-2)}.phase-column{flex:0 0 280px;background:var(--color-surface-2);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-3);display:flex;flex-direction:column;gap:var(--space-2)}.phase-column-add{justify-content:center;align-items:flex-start;background:transparent;border-style:dashed}.phase-column-header{display:flex;align-items:center;gap:.35rem}.phase-date-fields{display:grid;grid-template-columns:1fr;gap:var(--space-2)}.phase-date-fields label{display:grid;gap:.2rem;color:var(--color-text-muted);font-size:.76rem;font-weight:700}.phase-date-fields input{width:100%;box-sizing:border-box;color:var(--color-text)}.phase-column-reorder{display:flex;gap:.1rem}.phase-column-title{flex:1;text-align:left;background:none;border:none;padding:.2rem .3rem;font:inherit;font-weight:600;color:var(--color-text);cursor:pointer;border-radius:var(--radius-sm);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.phase-column-title:hover{background:var(--color-surface)}.phase-column-title-input{flex:1}.task-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2);min-height:2rem}.task-list-empty{color:var(--color-text-muted);font-size:.85rem;padding:.5rem .25rem}.task-card{display:flex;align-items:flex-start;gap:.35rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:.5rem;box-shadow:var(--shadow-sm)}.task-card-handle{background:none;border:none;padding:.2rem;cursor:grab;color:var(--color-text-muted);touch-action:none}.task-card-body{flex:1;display:flex;flex-direction:column;gap:.3rem;min-width:0}.task-card-title{text-align:left;background:none;border:none;padding:.1rem .2rem;font:inherit;color:var(--color-text);cursor:pointer;border-radius:var(--radius-sm);overflow-wrap:break-word}.task-card-title:hover{background:var(--color-surface-2)}.task-add-form{gap:.35rem}.add-task-btn{align-self:flex-start}@media(max-width:760px){.app-shell{grid-template-columns:1fr}.calendar-panel-header,.page-title-row{align-items:flex-start;flex-direction:column}.calendar-controls{justify-content:flex-start}.calendar-grid{display:none}.calendar-agenda{display:grid;gap:var(--space-3)}.calendar-agenda-event{grid-template-columns:1fr;align-items:stretch}.calendar-agenda-date input{width:100%}.projects-toolbar{align-items:stretch;flex-direction:column}.project-editor-drawer{width:100vw;min-width:0;max-width:none}.project-editor-drawer form{padding:var(--space-4)}.project-editor-grid,.project-editor-meta{grid-template-columns:1fr}.drawer-actions{flex-direction:column-reverse}.drawer-actions .btn{justify-content:center;width:100%}}