:root{--bg: #0f172a;--surface: #1e293b;--surface-2: #334155;--border: #334155;--text: #f1f5f9;--muted: #94a3b8;--accent: #38bdf8;--accent-strong: #0ea5e9;--danger: #f87171;--done: #475569;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{margin:0;height:100%}body{background:var(--bg);color:var(--text);overscroll-behavior-y:none}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}input{font-family:inherit}.app{max-width:640px;margin:0 auto;min-height:100%;display:flex;flex-direction:column}.header{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--bg);border-bottom:1px solid var(--border)}.header h1{font-size:18px;margin:0;flex:1;display:flex;align-items:center;gap:8px}.header .back{font-size:22px;line-height:1;padding:4px 8px;margin-left:-8px;color:var(--accent)}.header-icon{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-size:14px;background:var(--surface-2);flex-shrink:0}.avatar{width:30px;height:30px;border-radius:50%;background:var(--surface-2)}.linkbtn{color:var(--muted);font-size:13px;padding:6px 8px}.body{flex:1;padding:12px 16px 96px}.search{width:100%;padding:12px 14px;font-size:16px;border-radius:12px;border:1px solid var(--border);background:var(--surface);color:var(--text);margin-bottom:12px}.search:focus{outline:none;border-color:var(--accent)}.group-card{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:16px;background:var(--surface);border:1px solid var(--border);border-radius:14px;margin-bottom:10px}.group-card:active{background:var(--surface-2)}.group-icon{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-size:18px;background:var(--surface-2);flex-shrink:0}.group-meta{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.group-name{font-size:16px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.group-sub{font-size:13px;color:var(--muted);margin-top:2px}.badge{min-width:24px;height:24px;padding:0 7px;border-radius:12px;background:var(--accent-strong);color:#04293c;font-size:13px;font-weight:700;display:grid;place-items:center}.item{display:flex;align-items:flex-start;gap:12px;padding:14px 4px;border-bottom:1px solid var(--border)}.checkbox{width:24px;height:24px;border-radius:7px;border:2px solid var(--muted);flex-shrink:0;display:grid;place-items:center;margin-top:1px;font-size:15px;color:var(--bg)}.checkbox.checked{background:var(--accent-strong);border-color:var(--accent-strong)}.item-text{flex:1;font-size:16px;line-height:1.4;word-break:break-word}.item.done .item-text{text-decoration:line-through;color:var(--done)}.item-time{font-size:12px;color:var(--muted);margin-top:3px}.item-del{color:var(--muted);font-size:18px;padding:0 4px}.item-notes-preview{font-size:13px;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.item.done .item-notes-preview{text-decoration:line-through}.item-notes{display:block;width:100%;margin-top:8px;padding:10px 12px;font-size:14px;line-height:1.4;font-family:inherit;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text);resize:vertical;min-height:64px}.item-notes:focus{outline:none;border-color:var(--accent)}.section-label{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:20px 0 6px}.addbar{position:fixed;left:0;right:0;bottom:0;z-index:10;background:var(--bg);border-top:1px solid var(--border);padding:12px 16px calc(12px + env(safe-area-inset-bottom))}.addbar-inner{max-width:640px;margin:0 auto;display:flex;gap:8px}.addbar input{flex:1;padding:14px;font-size:16px;border-radius:12px;border:1px solid var(--border);background:var(--surface);color:var(--text)}.addbar input:focus{outline:none;border-color:var(--accent)}.btn{padding:14px 18px;border-radius:12px;font-size:16px;font-weight:600;background:var(--accent-strong);color:#04293c}.btn:disabled{opacity:.4}.btn-secondary{background:var(--surface-2);color:var(--text)}.fab{position:fixed;bottom:calc(20px + env(safe-area-inset-bottom));right:max(20px,calc((100% - 640px)/2 + 20px));width:56px;height:56px;padding:0;border-radius:50%;background:var(--accent-strong);color:#04293c;display:grid;place-items:center;box-shadow:0 6px 20px #0006;z-index:10}.empty{text-align:center;color:var(--muted);padding:48px 16px;font-size:15px;line-height:1.5;white-space:pre-line}.login{min-height:100vh;display:grid;place-items:center;padding:24px;text-align:center}.login h1{font-size:28px;margin-bottom:8px}.login p{color:var(--muted);margin-bottom:28px}.google-btn{display:inline-flex;align-items:center;gap:10px;background:#fff;color:#1f2937;padding:14px 22px;border-radius:12px;font-size:16px;font-weight:600}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:grid;place-items:center;z-index:50;padding:20px}.modal{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:20px;width:100%;max-width:380px}.modal h2{margin:0 0 16px;font-size:18px}.modal input{width:100%;padding:13px;font-size:16px;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--text);margin-bottom:14px}.modal input:focus{outline:none;border-color:var(--accent)}.type-toggle{display:flex;gap:8px;margin-bottom:16px}.type-toggle button{flex:1;padding:11px;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--muted);font-size:14px}.type-toggle button.active{background:var(--surface-2);color:var(--text);border-color:var(--accent)}.color-row{display:flex;justify-content:space-between;gap:8px;margin-bottom:18px}.swatch{width:30px;height:30px;padding:0;border-radius:50%;flex-shrink:0}.swatch.selected{box-shadow:0 0 0 2px var(--surface),0 0 0 4px var(--text)}.modal-actions{display:flex;gap:8px}.modal-actions .btn{flex:1}.toolbar{display:flex;gap:8px;margin:4px 0 8px}.toolbar button{font-size:13px;color:var(--accent);padding:6px 4px}.toast{position:fixed;left:50%;transform:translate(-50%);bottom:calc(86px + env(safe-area-inset-bottom));z-index:20;display:flex;align-items:center;gap:12px;max-width:min(600px,calc(100vw - 32px));padding:12px 16px;background:var(--surface-2);border:1px solid var(--border);border-radius:12px;box-shadow:0 6px 20px #0006;animation:toast-in .18s ease-out}.toast-text{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.toast-undo{color:var(--accent);font-size:14px;font-weight:700;flex-shrink:0;padding:4px}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,8px)}to{opacity:1;transform:translate(-50%)}}.spinner{display:grid;place-items:center;min-height:100vh;color:var(--muted)}