:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#253a36;background:#faf9f5;color-scheme:light;font-synthesis:none;--accent:#08735f;--line:#d4ded8;--muted:#52665f;--bad:#a52d27;--good:#08705a}
*{box-sizing:border-box}body{margin:0}body.has-banner{padding-bottom:64px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}a{color:var(--accent)}button,.button{min-height:46px;padding:11px 16px;border:1px solid var(--line);border-radius:14px;background:#fff;color:#253a36;font-weight:650;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}button:disabled{opacity:.6;cursor:default}button.primary,.button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.danger{color:var(--bad);border-color:#bd817a}button.text{background:transparent;border-color:transparent;padding-inline:8px}button:hover:not(:disabled),.button:hover{filter:brightness(.95)}:focus-visible{outline:3px solid #9b4a00;outline-offset:3px}input,textarea,select{width:100%;min-height:48px;padding:12px;border:1px solid #8d9f96;border-radius:10px;color:#253a36;background:#fff}textarea{min-height:100px;resize:vertical}input[type=checkbox]{width:24px;height:24px;min-height:24px;accent-color:var(--accent)}label{display:block;font-size:.95rem;font-weight:600;margin-bottom:7px}label.check{display:flex;align-items:center;gap:12px;min-height:44px;margin:0}input[inputmode=decimal]{font-variant-numeric:tabular-nums}.field{margin:18px 0}.hint,small{color:var(--muted);font-size:.88rem}.brand{max-width:760px;margin:auto;padding:20px 20px 12px}.brand a{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:1.55rem;font-weight:800;color:#253a36;min-height:44px}.brand span{font-size:.8rem;font-weight:500;margin-left:auto;color:var(--muted)}main{max-width:720px;margin:0 auto;padding:12px 20px 30px;min-height:65vh}h1{font-size:2rem;letter-spacing:-.055em;margin:12px 0 18px;overflow-wrap:anywhere;line-height:1.15}h2{font-size:1.22rem;margin:25px 0 14px;letter-spacing:-.02em}h3{font-size:1rem;margin:22px 0 12px}p{line-height:1.6}footer{max-width:720px;margin:auto;padding:24px 20px;display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:.8rem}footer a{display:inline-flex;align-items:center;min-height:44px}footer span{flex-basis:100%}.notice{max-width:680px;margin:10px auto;padding:14px 20px;background:#e4f0e9;border-left:4px solid var(--accent);color:#284a3c;overflow-wrap:anywhere}.notice.warning,.offline{background:#fff0da;color:#704100;border-color:#a55a00}.notice.error{background:#fbe9e4;color:#8f2d20;border-color:#a52d27}[hidden]{display:none!important}.empty{padding:50px 10px;text-align:center}.empty .coin{width:86px;height:86px}.empty p{max-width:28ch;margin:15px auto 24px;color:var(--muted)}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;font-weight:750;color:var(--muted)}.row{display:flex;align-items:center;justify-content:space-between;gap:14px}.wrap{flex-wrap:wrap}.actions{display:flex;gap:10px;flex-wrap:wrap}.actions>*{flex:1}.hero{padding:22px;background:#e8f2eb;border-radius:24px;margin:15px 0 20px}.hero h1{margin-top:8px}.balance{font-size:1.5rem;font-weight:750;letter-spacing:-.03em}.positive{color:var(--good)}.negative{color:var(--bad)}.neutral{color:var(--muted)}.group-card{display:block;padding:20px;background:#fff;border:1px solid var(--line);border-radius:18px;margin:12px 0;color:inherit;text-decoration:none;overflow-wrap:anywhere}.group-card strong{display:block;font-size:1.15rem;margin-bottom:8px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:24px 0 10px}.tabs button{flex:1;border:0;background:transparent;border-radius:12px 12px 0 0;color:var(--muted);border-bottom:3px solid transparent}.tabs button[aria-selected=true]{color:var(--accent);border-bottom-color:var(--accent)}.expense{display:flex;gap:12px;padding:17px 0;border-bottom:1px solid var(--line);align-items:center}.expense-icon{background:#f3e8d8;color:#87501a;border-radius:14px;display:grid;place-items:center;flex-shrink:0;width:44px;height:44px}.expense svg{width:24px;height:24px}.expense .detail{flex:1;min-width:0}.expense strong{display:block;overflow-wrap:anywhere}.expense .amount{text-align:right;white-space:nowrap}.expense a{color:inherit;text-decoration:none;display:block;min-height:44px}.expense small{display:block;margin-top:4px}.list-row{padding:16px 0;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.transfer{border:1px solid var(--line);border-radius:16px;padding:16px;margin:12px 0;background:#fff}.transfer p{margin:0 0 10px}.transfer button{width:100%}.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.stats div{border:1px solid var(--line);border-radius:14px;padding:15px;overflow-wrap:anywhere}.stats strong{display:block;font-size:1.15rem;margin-top:8px}.form-screen{background:#faf9f5}.form-screen h1{font-size:1.7rem}.form-actions{position:sticky;bottom:0;padding:14px 0;background:#faf9f5;display:flex;gap:10px;border-top:1px solid var(--line);z-index:2}body.has-banner .form-actions{bottom:64px}.form-actions .primary{flex:1}.amount-input{font-size:1.9rem;font-weight:650}.split-row{display:grid;grid-template-columns:minmax(0,1fr) 105px;align-items:center;gap:12px;padding:8px 0}.preview-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line)}.preview-row span{overflow-wrap:anywhere}.split-status{min-height:24px;font-weight:650;color:var(--bad)}fieldset{border:0;padding:0;margin:20px 0}legend{font-weight:700;padding:0;margin-bottom:10px}.activity-time{font-size:.8rem;color:var(--muted)}details{margin:22px 0;border:1px solid var(--line);border-radius:16px;padding:12px 16px}summary{min-height:44px;display:flex;align-items:center;cursor:pointer;font-weight:650}.member-row{display:grid;grid-template-columns:1fr auto auto;gap:8px;align-items:center;margin:12px 0}.member-row input{min-width:0}.offline{padding:14px;border-radius:10px;line-height:1.5}.legal{max-width:65ch;line-height:1.7}.legal h1{margin-top:24px}.legal h2{margin-top:30px}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.group-actions{position:sticky;top:0;z-index:3;padding:10px 0;background:#faf9f5}.group-actions .primary{min-height:52px}
@media(min-width:650px){main{padding:20px 30px}.hero{padding:30px}h1{font-size:2.5rem}.form-screen{max-width:560px;margin:auto}.empty{padding:70px 20px}}