:root{color-scheme:light;--bg: #f4f6f5;--card: #ffffff;--card-2: #f0f3f2;--text: #15201d;--muted: #5f6b67;--line: #e1e6e4;--brand: #0f766e;--brand-strong: #0b5c56;--brand-soft: #d9f0ec;--brand-text: #ffffff;--accent: #f97352;--pos: #16794a;--pos-soft: #e1f4e9;--neg: #c2410c;--neg-soft: #fde9df;--warn: #b45309;--warn-soft: #fff4d6;--error: #c0262d;--shadow: 0 1px 2px rgb(16 24 22 / 6%), 0 4px 16px rgb(16 24 22 / 6%);--radius: 16px;--radius-sm: 10px;--series-1: #2a78d6;--series-2: #eb6834;--person-0: #2a78d6;--person-1: #eb6834;--person-2: #1baf7a;--person-3: #eda100;--person-4: #e87ba4;--person-5: #4a3aa7;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px}@media(prefers-color-scheme:dark){:root{color-scheme:dark;--bg: #0f1514;--card: #182120;--card-2: #1f2a28;--text: #e8efed;--muted: #9aa8a4;--line: #2b3735;--brand: #2bb3a3;--brand-strong: #5fd0c2;--brand-soft: #173b37;--brand-text: #06201d;--accent: #ff8a6b;--pos: #4cc98a;--pos-soft: #16352a;--neg: #ff8a5c;--neg-soft: #3b2219;--warn: #f5b84a;--warn-soft: #3a2e14;--error: #ff7b80;--shadow: 0 1px 2px rgb(0 0 0 / 30%);--series-1: #3987e5;--series-2: #d95926;--person-0: #3987e5;--person-1: #d95926;--person-2: #199e70;--person-3: #c98500;--person-4: #d55181;--person-5: #9085e9}}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--text);line-height:1.45;-webkit-text-size-adjust:100%}body{min-height:100dvh}a{color:var(--brand)}h1,h2,h3{margin:0;line-height:1.2}h1{font-size:1.45rem}h2{font-size:1.05rem;margin-bottom:10px}p{margin:0 0 8px}.muted{color:var(--muted)}small{font-size:.8rem}.small{font-size:.85rem}.center{text-align:center}.pre{white-space:pre-line}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.ellipsis{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.auth-brand{display:grid;justify-items:center;gap:4px;padding:max(40px,env(safe-area-inset-top)) 16px 20px}.auth-brand .brand{font-size:1.6rem;font-weight:800;letter-spacing:-.02em}.auth-brand .tagline{color:var(--muted)}.logo{display:inline-grid;place-items:center;width:56px;height:56px;border-radius:18px;background:var(--brand);color:var(--brand-text);font-size:2rem;font-weight:700}.logo.small{width:30px;height:30px;border-radius:9px;font-size:1.1rem}.appbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;padding-top:max(10px,env(safe-area-inset-top));background:color-mix(in srgb,var(--bg) 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h1{flex:1}.page-title{margin-top:8px}.back{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:12px;font-size:1.6rem;line-height:1;color:var(--text);text-decoration:none}.loading{padding:32px 0;text-align:center;color:var(--muted)}.bottom-nav{position:fixed;inset:auto 0 0;z-index:20;display:grid;grid-template-columns:repeat(5,1fr);align-items:end;max-width:640px;margin:0 auto;padding:6px 8px calc(6px + env(safe-area-inset-bottom));background:var(--card);border-top:1px solid var(--line)}@media(min-width:641px){.bottom-nav{bottom:12px;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}}.bottom-nav a{display:grid;justify-items:center;gap:2px;padding:4px 0;font-size:.72rem;font-weight:600;color:var(--muted);text-decoration:none}.bottom-nav a span{font-size:1.25rem;filter:grayscale(1);opacity:.7}.bottom-nav a.on{color:var(--brand)}.bottom-nav a.on span{filter:none;opacity:1}.nav-add{justify-self:center;width:56px;height:56px;margin-top:-26px;border:4px solid var(--bg);border-radius:50%;background:var(--brand);color:var(--brand-text);font-size:1.8rem;line-height:1;box-shadow:var(--shadow);cursor:pointer}.card{margin-bottom:14px;padding:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card.center{text-align:center}.card.highlight{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}.section{margin-bottom:18px}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:8px}.section-head h2{margin:0}.section-head a{font-size:.9rem;font-weight:600;text-decoration:none}.list{margin:0 0 14px;padding:0;list-style:none}.list.card{padding:4px 12px}.list>li+li{border-top:1px solid var(--line)}.list.card>li:only-child.empty,.list>li.empty{padding:18px 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var(--brand);outline-offset:0;border-color:var(--brand)}input.big{font-size:1.5rem;font-weight:700}label.warn>input,label.warn>.amount-row>input,select.warn,fieldset.warn{border-color:var(--warn);background:var(--warn-soft)}label.warn:after,fieldset.warn>legend:after{content:" \2022  check this";color:var(--warn);font-size:.75rem}label.warn:after{order:-1}.warn-dot{display:inline-block;width:10px;height:10px;border-radius:3px;background:var(--warn-soft);border:1px solid var(--warn)}.amount-row{display:grid;grid-template-columns:1fr 96px;gap:8px}.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}fieldset{margin:0;padding:12px;border:1px solid var(--line);border-radius:var(--radius-sm)}legend{padding:0 4px;font-size:.85rem;font-weight:700;color:var(--muted)}details summary{cursor:pointer;color:var(--brand);font-weight:600;margin-bottom:8px}details[open]{display:grid;gap:12px}.check-row{display:flex;align-items:center;gap:8px}.check-row input{width:20px;min-height:20px}.inline-form{display:flex;gap:8px;margin-top:10px}.inline-form .btn{width:auto}.copy-row{display:flex;gap:8px}.copy-row .btn{width:auto}.emoji-input{width:52px;flex:none;text-align:center}.btn{display:inline-block;width:100%;min-height:44px;padding:10px 16px;font:inherit;font-weight:700;text-align:center;text-decoration:none;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--text);cursor:pointer}.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-text)}.btn.small{width:auto;min-height:36px;padding:6px 12px;font-size:.88rem}.btn.danger{border-color:color-mix(in srgb,var(--error) 40%,var(--line));color:var(--error);margin-top:8px}.btn.link{width:auto;border:none;background:none;color:var(--brand);padding:4px 8px}.btn.google{background:var(--card)}.btn:disabled{opacity:.55;cursor:default}.divider{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.85rem;margin:12px 0}.divider:before,.divider:after{content:"";flex:1;border-top:1px solid var(--line)}.links{margin:16px 0 0;font-size:.9rem;color:var(--muted)}app-login .card,app-register .card,app-forgot-password .card,app-reset-password .card{max-width:420px;margin:0 auto 40px}.seg{display:flex;gap:4px;padding:4px;border-radius:12px;background:var(--card-2);overflow-x:auto}.seg button{flex:1;min-height:36px;padding:6px 10px;border:none;border-radius:9px;background:none;color:var(--muted);font:inherit;font-weight:700;font-size:.85rem;white-space:nowrap;cursor:pointer}.seg button.on{background:var(--card);color:var(--brand);box-shadow:var(--shadow)}.split-list{margin:10px 0 0;padding:0;list-style:none}.split-list li{display:flex;align-items:center;gap:10px;padding:6px 0}.split-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.split-amount{min-width:72px;text-align:right;font-weight:700;font-variant-numeric:tabular-nums}.check input{width:22px;min-height:22px;accent-color:var(--brand)}.stepper{display:inline-flex;align-items:center;gap:8px}.stepper button{width:32px;height:32px;border:1px solid var(--line);border-radius:50%;background:var(--card);color:var(--text);font-size:1.1rem;cursor:pointer}.unit-input{display:inline-flex;align-items:center;gap:4px;color:var(--muted)}.unit-input input{width:84px;min-height:36px;padding:6px 8px;text-align:right}.items{display:grid;gap:10px}.item{display:grid;gap:6px;padding-bottom:10px;border-bottom:1px dashed var(--line)}.item-fields{display:flex;gap:6px}.item-amount{width:96px;flex:none;text-align:right}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px 4px 4px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--muted);font:inherit;font-size:.82rem;cursor:pointer}.chip.on{border-color:var(--brand);background:var(--brand-soft);color:var(--text);font-weight:600}.scanning{display:grid;justify-items:center;gap:8px;padding:28px 16px;text-align:center}.spinner{width:36px;height:36px;border:4px solid var(--brand-soft);border-top-color:var(--brand);border-radius:50%;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.spinner{animation-duration:3s}}.receipt-thumb{max-width:160px;max-height:200px;border-radius:12px;object-fit:cover;border:1px solid var(--line)}.receipt-thumb.small{width:48px;height:60px;border-radius:8px}.receipt-bar{display:flex;align-items:center;gap:12px}.receipt-full{max-width:100%;border-radius:12px;border:1px solid var(--line)}.detail-head{display:grid;justify-items:center;gap:4px;text-align:center}.detail-amount{margin:0;font-size:2rem;font-weight:800;font-variant-numeric:tabular-nums}.small-title{margin:8px 0 4px;font-size:.8rem;text-transform:uppercase;letter-spacing:.06em}.month-switch{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.filters{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:8px}.total-line{display:flex;justify-content:space-between;margin:4px 2px 10px}.day{margin:14px 2px 6px;font-size:.82rem;color:var(--muted);font-weight:700}.bill.inactive{opacity:.65}.sheet-backdrop{position:fixed;inset:0;z-index:40;background:#0006}.sheet{position:fixed;inset:auto 0 0;z-index:41;display:grid;gap:10px;max-width:560px;max-height:88dvh;margin:0 auto;padding:18px 16px calc(18px + env(safe-area-inset-bottom));overflow-y:auto;background:var(--card);border-radius:22px 22px 0 0;box-shadow:0 -8px 30px #0000002e}.sheet h2{margin-bottom:2px}.sheet-option{display:flex;align-items:center;gap:14px;padding:12px;border:1px solid var(--line);border-radius:14px;background:var(--card);color:var(--text);font:inherit;text-align:left;text-decoration:none;cursor:pointer}.sheet-option>span:first-child{font-size:1.5rem}.sheet-option>span:last-child{display:grid}.sheet-option small{color:var(--muted)}.stat{display:grid;gap:2px}.ai-card{background:linear-gradient(160deg,var(--brand-soft),var(--card) 70%)}.bars{display:grid;gap:10px;margin:0;padding:0;list-style:none}.bars li{display:grid;grid-template-columns:minmax(90px,32%) 1fr auto;align-items:center;gap:10px}.bar-label{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:.9rem}.bar-track{display:block;height:10px;border-radius:0 4px 4px 0;background:var(--card-2)}.bar-fill{display:block;height:100%;border-radius:0 4px 4px 0;background:var(--brand)}.bar-fill.paid{background:var(--series-1)}.bar-fill.share{background:var(--series-2)}.bar-pair{display:grid;gap:2px}.bar-value{display:grid;justify-items:end;font-weight:700;font-variant-numeric:tabular-nums;font-size:.9rem}.bar-value small{font-weight:400}.legend{display:flex;gap:14px;font-size:.85rem;color:var(--muted)}.key{display:inline-block;width:10px;height:10px;margin-right:4px;border-radius:3px}.key.paid{background:var(--series-1)}.key.share{background:var(--series-2)}.trend{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;height:160px;align-items:end}.trend-col{display:grid;grid-template-rows:auto 1fr auto;justify-items:center;height:100%;gap:4px;font-size:.75rem;color:var(--muted)}.trend-col>.trend-bar{align-self:end;width:70%;min-height:0;border-radius:4px 4px 0 0;background:color-mix(in srgb,var(--brand) 45%,var(--card-2))}.trend-col.current>.trend-bar{background:var(--brand)}.trend-col.current{color:var(--text);font-weight:700}.trend-value{font-size:.7rem;white-space:nowrap}.danger-zone h2{color:var(--error)}