:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg:#f5f6fa;--surface:#fff;--surface-hover:#f0f1f7;--text:#1d2130;--muted:#6b7183;--border:#e2e4ec;--accent:#4f46e5;--accent-hover:#4338ca;--accent-text:#fff;--danger:#dc2626;--danger-bg:#fef2f2;--focus:#4f46e559;--radius:12px;--shadow:0 1px 2px #1018280d, 0 1px 3px #10182812;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#0f1117;--surface:#181b24;--surface-hover:#20242f;--text:#e7e9f0;--muted:#979db0;--border:#2a2f3c;--accent:#818cf8;--accent-hover:#a5b4fc;--accent-text:#0f1117;--danger:#f87171;--danger-bg:#2a1215;--focus:#818cf866;--shadow:none}}*,:before,:after{box-sizing:border-box}body{min-height:100vh;margin:0}h1{margin:0 0 1rem;font-size:1.6rem;line-height:1.25}a{color:var(--accent)}button,input{font:inherit;color:inherit}.container{width:100%;max-width:680px;margin:0 auto;padding:0 1rem}.page{padding-top:1.5rem;padding-bottom:3rem}.muted{color:var(--muted)}.center{text-align:center;padding:3rem 1rem}.error{color:var(--danger);background:var(--danger-bg);border-radius:8px;margin:.75rem 0;padding:.6rem .8rem}.empty{color:var(--muted);text-align:center;border:1px dashed var(--border);border-radius:var(--radius);margin:0;padding:2.5rem 1rem}.app-header{z-index:10;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;height:56px;display:flex}.brand{color:var(--text);align-items:center;gap:.55rem;font-weight:700;text-decoration:none;display:flex}.header-user{align-items:center;gap:.25rem;min-width:0;display:flex}.header-username{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;max-width:40vw;overflow:hidden}.btn{cursor:pointer;background:0 0;border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;min-height:44px;padding:0 1rem;font-weight:600;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--accent);color:var(--accent-text)}.btn-primary:not(:disabled):hover{background:var(--accent-hover)}.btn-ghost{color:var(--muted)}.btn-ghost:not(:disabled):hover{background:var(--surface-hover);color:var(--text)}.btn-small{min-height:34px;padding:0 .7rem;font-size:.9rem}.btn-block{width:100%}.btn-danger-ghost{color:var(--danger);border-color:var(--border)}.btn-danger-ghost:hover{background:var(--danger-bg)}.input{background:var(--surface);border:1px solid var(--border);border-radius:10px;width:100%;min-height:44px;padding:.5rem .8rem;font-size:16px}.input:focus,.btn:focus-visible,.editable:focus-visible,.list-link:focus-visible,.checkbox:focus-visible,.icon-btn:focus-visible{border-color:var(--accent);box-shadow:0 0 0 3px var(--focus);outline:none}.add-row{gap:.5rem;margin-bottom:1rem;display:flex}.add-row .btn{flex-shrink:0}.auth-page{place-items:center;min-height:100vh;padding:1rem;display:grid}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.auth-card{flex-direction:column;gap:.9rem;width:100%;max-width:380px;padding:2rem 1.5rem;display:flex}.auth-card h1{margin:0;font-size:1.35rem}.auth-card .error{margin:0}.auth-brand{align-items:center;gap:.6rem;margin-bottom:.4rem;font-size:1.1rem;font-weight:700;display:flex}.field{flex-direction:column;gap:.3rem;font-size:.95rem;font-weight:500;display:flex}.hint{color:var(--muted);margin:0;font-size:.85rem}.switch{text-align:center;margin:.25rem 0 0;font-size:.95rem}.lists{flex-direction:column;gap:.5rem;margin:0;padding:0;list-style:none;display:flex}.list-link{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);color:var(--text);justify-content:space-between;align-items:center;gap:1rem;padding:.95rem 1rem;text-decoration:none;display:flex}.list-link:hover{background:var(--surface-hover)}.list-name{overflow-wrap:anywhere;font-weight:600}.list-meta{color:var(--muted);white-space:nowrap;font-size:.9rem}.back-link{margin-bottom:.75rem;font-weight:500;text-decoration:none;display:inline-block}.list-title{margin-bottom:1rem}.editable{text-align:left;cursor:text;overflow-wrap:anywhere;background:0 0;border:0;border-radius:6px;width:100%;margin:0 -.3rem;padding:.15rem .3rem;display:block}.editable:not(:disabled):hover{background:var(--surface-hover)}.list-title .editable-input{font-size:1.35rem;font-weight:700}.items{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin:0;padding:0;list-style:none;overflow:hidden}.item{border-bottom:1px solid var(--border);align-items:center;gap:.6rem;min-height:52px;padding:.35rem .4rem .35rem .9rem;display:flex}.item:last-child{border-bottom:0}.item .item-text{flex:1;min-width:0}.item.done .item-text{color:var(--muted);text-decoration:line-through}.item.saving{opacity:.6}.checkbox{width:22px;height:22px;accent-color:var(--accent);cursor:pointer;flex-shrink:0;margin:0}.icon-btn{width:40px;height:40px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:8px;flex-shrink:0;font-size:1.4rem;line-height:1}.icon-btn:not(:disabled):hover{background:var(--danger-bg);color:var(--danger)}.section-header{color:var(--muted);justify-content:space-between;align-items:center;margin:1.5rem 0 .5rem;font-size:.9rem;font-weight:600;display:flex}.danger-zone{justify-content:center;margin-top:2.5rem;display:flex}