:root{--bg: #f5f5f7;--fg: #1d1d1f;--muted: #86868b;--border: #e0e0e5;--border-strong: #d2d2d7;--accent: #0071e3;--accent-hover: #0077ed;--error: #d70015;--error-bg: #ffeaea;--success: #34c759;--completed-bg: #f7f7f9;--card: #ffffff;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 16px rgba(0, 0, 0, .06)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg);line-height:1.4;-webkit-font-smoothing:antialiased}button{font-family:inherit}.app{max-width:680px;margin:0 auto;padding:32px 20px 64px}.main-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.main-header h1{margin:0;font-size:28px;font-weight:700;letter-spacing:-.5px}.header-actions{display:flex;align-items:center;gap:8px}.status-pill{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;background:var(--card);border:1px solid var(--border);border-radius:50%;cursor:pointer;transition:background .15s,border-color .15s}.status-pill:hover{background:var(--bg)}.status-pill .dot{width:10px;height:10px;border-radius:50%;background:var(--muted)}.status-pill.status-ok .dot{background:var(--success);box-shadow:0 0 0 3px #34c7592e}.status-pill.status-error .dot{background:var(--error);box-shadow:0 0 0 3px #d700152e}.icon-btn{width:32px;height:32px;background:var(--card);border:1px solid var(--border);border-radius:50%;cursor:pointer;color:var(--muted);transition:background .15s,color .15s,border-color .15s;display:inline-flex;align-items:center;justify-content:center}.icon-btn:hover{background:var(--bg);color:var(--fg);border-color:var(--border-strong)}.task-form-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px 18px;margin-bottom:20px;box-shadow:var(--shadow-md);display:flex;flex-direction:column;gap:4px}.task-form-title{width:100%;border:none;outline:none;background:transparent;font-size:18px;font-weight:500;padding:6px 0;color:var(--fg);font-family:inherit}.task-form-title::placeholder{color:#b0b0b6;font-weight:400}.task-form-description{width:100%;border:none;outline:none;background:transparent;font-size:14px;padding:4px 0;color:var(--muted);font-family:inherit}.task-form-description::placeholder{color:#c0c0c6}.task-form-meta{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}.task-form-tags{flex:1;min-width:180px;border:1px solid var(--border);outline:none;background:var(--bg);font-size:13px;padding:6px 10px;color:var(--fg);font-family:inherit;border-radius:6px}.task-form-tags::placeholder{color:#b0b0b6}.task-form-tags:focus{border-color:var(--accent);background:var(--card)}.tag-input-wrapper{position:relative;flex:1;min-width:180px}.tag-input-wrapper .task-form-tags{width:100%}.tag-suggestions{position:absolute;top:100%;left:0;right:0;margin:4px 0 0;padding:4px 0;list-style:none;background:var(--card);border:1px solid var(--border-strong);border-radius:8px;box-shadow:var(--shadow-md);max-height:160px;overflow-y:auto;z-index:10}.tag-suggestion-item{padding:6px 12px;font-size:13px;cursor:pointer;font-family:SF Mono,Menlo,Consolas,monospace;color:var(--fg);transition:background .1s}.tag-suggestion-item:hover,.tag-suggestion-item.active{background:#0071e314;color:var(--accent)}.task-form-due{border:1px solid var(--border);outline:none;background:var(--bg);font-size:13px;padding:6px 10px;color:var(--fg);font-family:inherit;border-radius:6px}.task-form-due:focus{border-color:var(--accent);background:var(--card)}.task-form-footer{display:flex;align-items:center;justify-content:space-between;margin-top:12px;padding-top:12px;border-top:1px solid var(--border)}.task-form-hint{font-size:12px;color:var(--muted)}.task-form-card button[type=submit]{padding:8px 18px;font-size:14px;font-weight:500;background:var(--accent);color:#fff;border:none;border-radius:8px;cursor:pointer;transition:background .15s,opacity .15s}.task-form-card button[type=submit]:hover:not(:disabled){background:var(--accent-hover)}.task-form-card button[type=submit]:disabled{opacity:.4;cursor:not-allowed}.error{background:var(--error-bg);color:var(--error);padding:12px 16px;border-radius:10px;margin-bottom:16px;font-size:14px}.error-title{font-weight:600;margin-bottom:4px;display:inline-flex;align-items:center;gap:6px}.error-list{margin:0;padding-left:20px}.error-list li{margin:2px 0}.status-filter{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}.filter-pill{padding:6px 14px;background:var(--card);border:1px solid var(--border);border-radius:999px;font-size:13px;color:var(--muted);cursor:pointer;transition:background .15s,color .15s,border-color .15s}.filter-pill:hover{background:var(--bg)}.filter-pill.active{background:var(--accent);color:#fff;border-color:var(--accent)}.loading,.empty{text-align:center;padding:48px 0;color:var(--muted);font-size:15px}.task-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.task-item{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;background:var(--card);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-sm);transition:background .15s,opacity .15s,border-color .15s}.task-item:hover{border-color:var(--border-strong)}.task-item.completed{background:var(--completed-bg)}.task-item.completed .task-title{text-decoration:line-through;color:var(--muted)}.task-item.overdue{border-color:#d700154d}.task-badges{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:500;font-family:SF Mono,Menlo,Consolas,monospace}.badge-x{margin-left:2px;opacity:.8}.badge-tag{background:#0071e31a;color:var(--accent);border:1px solid transparent;font-family:inherit;cursor:pointer;transition:background .12s,border-color .12s,color .12s}.badge-tag:hover{background:#0071e32e;border-color:#0071e359}.badge-tag.active{background:var(--accent);color:#fff;border-color:var(--accent)}.active-tag-chip{display:flex;align-items:center;gap:8px;margin-bottom:12px;font-size:13px;color:var(--muted)}.active-tag-label{font-weight:500}.badge-due{background:var(--bg);color:var(--muted);border:1px solid var(--border)}.badge-overdue{background:var(--error-bg);color:var(--error);border-color:#d7001533;font-weight:600}.task-item input[type=checkbox]{margin-top:4px;width:18px;height:18px;cursor:pointer;accent-color:var(--accent)}.task-body{flex:1;min-width:0}.task-title{font-size:15px;font-weight:500;word-break:break-word}.task-description{font-size:13px;color:var(--muted);margin-top:2px;word-break:break-word}.task-meta{font-size:11px;color:var(--muted);margin-top:4px;font-family:SF Mono,Menlo,Consolas,monospace}.icon-btn-action{width:30px;height:30px;border:none;background:transparent;color:var(--muted);cursor:pointer;border-radius:8px;transition:background .15s,color .15s;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.icon-btn-action:disabled{opacity:.3;cursor:not-allowed}.edit-btn:hover:not(:disabled){background:var(--bg);color:var(--accent)}.delete-btn:hover:not(:disabled){background:var(--error-bg);color:var(--error)}.task-item.editing{display:block;padding:14px 16px}.task-edit-form{display:flex;flex-direction:column;gap:4px}.task-edit-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:12px;padding-top:12px;border-top:1px solid var(--border)}.edit-cancel-btn,.edit-save-btn{padding:6px 14px;font-size:13px;font-weight:500;border-radius:8px;cursor:pointer;transition:background .15s,opacity .15s;font-family:inherit}.edit-cancel-btn{background:transparent;color:var(--muted);border:1px solid var(--border)}.edit-cancel-btn:hover:not(:disabled){background:var(--bg)}.edit-save-btn{background:var(--accent);color:#fff;border:1px solid var(--accent)}.edit-save-btn:hover:not(:disabled){background:var(--accent-hover)}.edit-save-btn:disabled,.edit-cancel-btn:disabled{opacity:.4;cursor:not-allowed}footer{margin-top:24px;text-align:center}.reload-btn{padding:8px 16px;background:transparent;color:var(--muted);border:1px solid var(--border);border-radius:8px;font-size:13px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}.reload-btn:hover{background:var(--card)}.settings-page{display:flex;flex-direction:column;gap:24px}.settings-header{display:flex;align-items:center;gap:12px;margin-bottom:8px}.settings-header h1{margin:0;font-size:24px;font-weight:700;letter-spacing:-.4px}.back-btn{padding:6px 12px;background:var(--card);border:1px solid var(--border);border-radius:8px;font-size:14px;color:var(--fg);cursor:pointer;transition:background .15s;display:inline-flex;align-items:center;gap:6px}.back-btn:hover{background:var(--bg)}.settings-section{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px 24px;box-shadow:var(--shadow-sm)}.settings-section h2{margin:0 0 8px;font-size:16px;font-weight:600}.settings-section .hint{margin:12px 0 0;font-size:13px;color:var(--muted);line-height:1.5}.settings-section code{font-family:SF Mono,Menlo,Consolas,monospace;font-size:12px;background:var(--bg);padding:2px 6px;border-radius:4px;color:var(--fg)}.backend-url-field{display:flex;flex-direction:column;gap:8px}.backend-url-field label{font-size:13px;font-weight:500;color:var(--muted)}.backend-url-field .input-row{display:flex;gap:8px}.backend-url-field input{flex:1;padding:10px 14px;border:1px solid var(--border-strong);border-radius:8px;font-size:14px;font-family:SF Mono,Menlo,Consolas,monospace;background:#fafafa}.backend-url-field input:focus{outline:none;border-color:var(--accent);background:var(--card)}.backend-url-field .input-row button{padding:10px 16px;font-size:14px;font-weight:500;background:var(--accent);color:#fff;border:none;border-radius:8px;cursor:pointer;transition:background .15s,opacity .15s}.backend-url-field .input-row button:hover:not(:disabled){background:var(--accent-hover)}.backend-url-field .input-row button:disabled{opacity:.4;cursor:not-allowed}.backend-url-field .status{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-top:4px}.backend-url-field .status .dot{width:8px;height:8px;border-radius:50%;background:var(--muted)}.backend-url-field .status-ok .dot{background:var(--success)}.backend-url-field .status-error .dot{background:var(--error)}.backend-url-field .status-error{color:var(--error)}