:root{color-scheme:light dark}html[data-theme=light]{color-scheme:light}html[data-theme=dark]{color-scheme:dark}:root{--bg: light-dark(#f2f1ee, #0e0f12);--surface: light-dark(#ffffff, #17181c);--surface-2: light-dark(#f6f5f2, #1f2126);--surface-3: light-dark(#eceae5, #26282f);--border: light-dark(#e4e3de, #2a2c33);--border-strong: light-dark(#cfcdc6, #3a3d46);--ink: light-dark(#101012, #f4f4f5);--on-ink: light-dark(#ffffff, #101114);--ink-hover: light-dark(#2c2c30, #d9d9dc);--text: light-dark(#16181d, #ececef);--text-dim: light-dark(#666c78, #9ba1ac);--text-faint: light-dark(#9aa0ab, #6b7280);--ok: light-dark(#16a34a, #4ade80);--info: light-dark(#2563eb, #60a5fa);--warning: light-dark(#d97706, #fbbf24);--danger: light-dark(#dc2626, #f87171);--danger-soft: light-dark(rgba(220, 38, 38, .09), rgba(248, 113, 113, .12));--project-soft: color-mix(in srgb, var(--project-color, var(--info)) 12%, transparent);--shadow-sm: 0 1px 2px rgba(10, 10, 12, .06);--shadow-md: 0 10px 30px rgba(10, 10, 12, .08);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--rail-w: 64px;--sidebar-w: 264px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;transition:background .2s ease,color .2s ease}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-sm)}.input{width:100%;background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:var(--radius-sm);padding:10px 13px;font-size:14px;font-family:inherit;outline:none;transition:border-color .15s ease,background .15s ease}.input:focus{border-color:var(--border-strong);background:var(--surface)}select.input{appearance:auto}textarea.input{resize:vertical}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:10px;padding:9px 16px;font-size:13.5px;font-weight:600;font-family:inherit;cursor:pointer;background:transparent;color:var(--text);transition:background .15s ease,border-color .15s ease,color .15s ease}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:var(--ink);color:var(--on-ink)}.btn.primary:hover:not(:disabled){background:var(--ink-hover)}.btn.ghost{border-color:var(--border);color:var(--text-dim)}.btn.ghost:hover{color:var(--text);border-color:var(--border-strong)}.btn.danger-ghost{color:var(--danger);padding:6px 10px}.btn.danger-ghost:hover:not(:disabled){background:var(--danger-soft)}.btn.block{width:100%}.muted{color:var(--text-dim);font-size:14px}.small{font-size:12.5px}.center{text-align:center;padding:18px 0}.error{background:var(--danger-soft);border:1px solid color-mix(in srgb,var(--danger) 35%,transparent);color:var(--danger);border-radius:var(--radius-sm);padding:9px 12px;font-size:13px;margin:10px 0}.badge.admin{display:inline-block;font-size:10.5px;font-weight:700;border-radius:999px;padding:2px 9px;letter-spacing:.05em;background:var(--ink);color:var(--on-ink)}.pill{display:inline-block;font-size:12px;font-weight:600;color:var(--text-dim);background:var(--surface-2);border:1px solid var(--border);border-radius:999px;padding:1px 9px}.dot{display:inline-block;width:12px;height:12px;border-radius:50%;border:2px solid var(--border-strong);background:transparent;flex-shrink:0}.dot.ok{background:var(--ok);border-color:var(--ok)}.dot.info{background:var(--info);border-color:var(--info)}.dot.danger{background:var(--danger);border-color:var(--danger);box-shadow:0 0 0 3px color-mix(in srgb,var(--danger) 18%,transparent)}.chip{display:inline-flex;align-items:center;gap:4px;font-size:12px;color:var(--text-dim);background:var(--surface-2);border:1px solid var(--border);border-radius:999px;padding:2px 10px}.chip.project-chip{color:var(--text);background:var(--project-soft);border-color:transparent;font-weight:500}.id-chip{background:none;border:1px solid var(--border);border-radius:999px;color:var(--text-faint);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;padding:2px 9px;cursor:pointer}.id-chip:hover{color:var(--text);border-color:var(--border-strong)}.tabs-bar{display:inline-flex;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:4px;gap:2px;flex-wrap:wrap}.tabs-bar .tab{border:none;background:transparent;color:var(--text-dim);font:inherit;font-size:13.5px;font-weight:600;padding:8px 16px;border-radius:9px;cursor:pointer;transition:background .15s ease,color .15s ease}.tabs-bar .tab:hover{color:var(--text)}.tabs-bar .tab.active{background:var(--ink);color:var(--on-ink)}table{border-collapse:collapse;width:100%}th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);padding:8px 10px;border-bottom:1px solid var(--border)}td{padding:9px 10px;border-bottom:1px solid var(--border);font-size:13.5px;vertical-align:top}tbody tr:last-child td{border-bottom:none}.mermaid-slot svg{max-width:100%;height:auto}.mermaid-error{white-space:pre-wrap;color:var(--danger);background:var(--danger-soft);border:1px solid color-mix(in srgb,var(--danger) 30%,transparent);border-radius:var(--radius-sm);padding:8px 12px;font-size:12.5px}.task-list{display:flex;flex-direction:column;gap:12px}.task-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 20px 16px;box-shadow:var(--shadow-sm);transition:border-color .15s ease,box-shadow .15s ease}.task-card:hover{box-shadow:var(--shadow-md)}.task-card.is-done .task-head h3{color:var(--text-dim);text-decoration:line-through;text-decoration-thickness:1.5px}.task-head{display:flex;align-items:flex-start;gap:10px}.task-head h3{flex:1;min-width:0;margin:0;font-size:19px;font-weight:600;letter-spacing:-.01em;line-height:1.3;overflow-wrap:anywhere}.check{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;margin-top:3px;padding:0;border:2px solid var(--border-strong);border-radius:7px;background:transparent;cursor:pointer;transition:background .15s ease,border-color .15s ease}.check svg{width:14px;height:14px;fill:none;stroke:var(--on-ink);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;opacity:0}.check:hover{border-color:var(--ink)}.check.checked{background:var(--ink);border-color:var(--ink)}.check.checked svg{opacity:1}.task-id{border:none;background:none;color:var(--text-faint);font-size:12.5px;padding:2px 0;margin-top:2px;cursor:pointer;font-family:inherit}.task-id b{color:var(--ok);margin-left:6px}.task-id:hover{color:var(--text);text-decoration:underline}.task-desc{margin:8px 0 0;color:var(--text-dim);font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}.task-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}.task-meta .chip{text-decoration:none}.task-meta .chip.file:hover{color:var(--text);border-color:var(--border-strong)}.task-meta .chip.overdue{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 35%,transparent)}.thumb{display:block;margin-top:12px}.thumb img{max-width:min(320px,100%);max-height:200px;border-radius:var(--radius-md);border:1px solid var(--border);object-fit:cover}.task-tools{display:flex;gap:4px;flex-shrink:0;margin-left:auto}.icon-btn{border:none;background:transparent;border-radius:var(--radius-sm);color:var(--text-faint);width:34px;height:34px;font-size:14px;cursor:pointer;transition:background .15s ease,color .15s ease}.icon-btn:hover{background:var(--surface-2);color:var(--text)}.edit-box{display:flex;flex-direction:column;gap:8px}.edit-box .edit-row{display:flex;gap:8px;flex-wrap:wrap}.edit-box .edit-row .date-input{width:150px}.edit-box .edit-row .project-select{max-width:180px}.edit-box .edit-actions{display:flex;gap:8px}.group-head{display:flex;align-items:center;gap:8px;margin:20px 0 10px}.group-head .group-name{font-weight:700;font-size:14px;overflow-wrap:anywhere}.pdot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--project-color, var(--info));flex-shrink:0}.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}.project-card{--project-color: #6366f1;border:1px solid var(--border);border-left:4px solid var(--project-color);border-radius:12px;padding:12px 14px;cursor:pointer;transition:box-shadow .15s ease,transform .15s ease;background:var(--surface)}.project-card:hover{box-shadow:var(--shadow-md);transform:translateY(-1px)}.project-card header{display:flex;align-items:center;gap:8px;margin-bottom:6px}.project-card header h3{margin:0;font-size:15px;overflow-wrap:anywhere}.project-card .dot{width:12px;height:12px;border-radius:50%;background:var(--project-color);flex-shrink:0}.project-card .meta{margin:0 0 10px;color:var(--text-dim);font-size:12.5px}.project-card .card-actions{display:flex;gap:6px;justify-content:space-between}