:root{--bg:#f6f4ef;--surface:#fff;--text:#22302b;--muted:#66736e;--border:#e2dfd6;--accent:#1f6f5c;--accent-text:#fff;--accent-soft:#e0efe9;--error:#b3261e;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#141a18;--surface:#1e2623;--text:#e8ece9;--muted:#9aa8a2;--border:#2f3a36;--accent:#5cc2a6;--accent-text:#0d1f1a;--accent-soft:#1f3a32;--error:#f2968f;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.4}h1{margin:0;font-size:1.35rem}h2{margin:0;font-size:1rem}p{margin:0}button,input{font:inherit;color:inherit}input:not([type=checkbox]){background:var(--surface);border:1px solid var(--border);border-radius:10px;width:100%;min-height:46px;padding:10px 12px}input.grow{width:auto;min-width:0}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.shell{flex-direction:column;max-width:560px;min-height:100dvh;margin:0 auto;display:flex}.topbar{padding:calc(14px + env(safe-area-inset-top)) 16px 10px}.content{flex:1;padding:6px 16px 96px}.tabbar{width:100%;max-width:560px;padding-bottom:env(safe-area-inset-bottom);background:var(--surface);border-top:1px solid var(--border);display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.tab{min-height:60px;color:var(--muted);background:0 0;border:0;flex-direction:column;flex:1;align-items:center;gap:2px;padding:8px 4px;font-size:.75rem;display:flex}.tab.active{color:var(--accent);font-weight:600}.center{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:16px;max-width:420px;min-height:100dvh;margin:0 auto;padding:32px 16px;display:flex}.logo{border-radius:18px}.stack{flex-direction:column;gap:12px;display:flex}.stack+.stack{margin-top:12px}.wide{text-align:left;width:100%}.row{align-items:center;gap:10px;display:flex}.grow{flex:1;min-width:0}.field{color:var(--muted);flex-direction:column;gap:4px;font-size:.875rem;display:flex}.field input{color:var(--text);font-size:1rem}.button{background:var(--surface);border:1px solid var(--border);cursor:pointer;border-radius:10px;min-height:46px;padding:10px 16px;font-weight:600}.button.primary{color:var(--accent-text);background:var(--accent);border-color:var(--accent)}.button.ghost{color:var(--muted);background:0 0;border-color:#0000}.button.small{min-height:40px;padding:6px 10px;font-size:.875rem}.button.back{align-self:flex-start;padding-left:0}.button:disabled{opacity:.5;cursor:default}.list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.list:empty{display:none}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:12px 14px}.card.mine{background:var(--accent-soft);border-color:var(--accent)}.card label{cursor:pointer}.check{width:26px;height:26px;accent-color:var(--accent);flex:none;margin:0}.title{overflow-wrap:anywhere;font-weight:600;display:block}.title.done{color:var(--muted);font-weight:400;text-decoration:line-through}.muted{color:var(--muted)}.small{font-size:.875rem;display:block}.empty{color:var(--muted);text-align:center;padding:24px 8px}.error{color:var(--error)}.success{color:var(--accent);font-weight:600}.invite{color:var(--muted);background:var(--surface);border:1px dashed var(--border);overflow-wrap:anywhere;border-radius:10px;padding:10px 12px}.weeknav{justify-content:space-between;align-items:center;gap:8px;display:flex}.weeklabel{text-align:center;flex:1}.iconbutton{background:var(--surface);border:1px solid var(--border);cursor:pointer;border-radius:10px;width:46px;height:46px;font-size:1.5rem;line-height:1}.preview{flex-direction:column;gap:4px;margin:8px 0 0;padding:0;list-style:none;display:flex}.preview li{justify-content:space-between;gap:12px;display:flex}