:root{--bg:#f4f5f1;--card:#fff;--ink:#172c27;--muted:#70807a;--line:#e1e6e1;--green:#176b55;--green2:#dff0e8;--orange:#e66b47;--orange2:#fff0e9;--shadow:0 12px 34px rgba(26,57,48,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;-webkit-font-smoothing:antialiased}button,input,select{font:inherit}button{cursor:pointer}.app{min-height:100dvh}.topbar{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;position:sticky;top:0;z-index:20;background:rgba(244,245,241,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:9px;font-size:18px;font-weight:800;letter-spacing:-.03em}.logo{width:30px;height:30px;display:grid;place-items:center;border-radius:10px 10px 10px 3px;background:var(--green);color:#fff;font-size:14px}.ghost{border:0;background:transparent;color:var(--muted);padding:8px}.home{width:min(520px,100%);margin:auto;padding:28px 16px 70px}.kicker{margin:0 0 7px;color:var(--orange);font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.home h1{margin:0;font-size:34px;line-height:1.18;letter-spacing:-.055em}.intro{margin:10px 0 24px;color:var(--muted);font-size:14px;line-height:1.7}.quick-card{padding:20px;border-radius:22px;background:var(--card);box-shadow:var(--shadow)}.quick-card h2{margin:0 0 4px;font-size:20px}.quick-card>.sub{margin:0 0 20px;color:var(--muted);font-size:12px}.field{margin:0 0 16px}.field label,.label{display:block;margin-bottom:7px;color:var(--muted);font-size:11px;font-weight:700}.input,select{width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:#fbfcfa;color:var(--ink);outline:none}.input:focus,select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(23,107,85,.11)}.name-add{display:grid;grid-template-columns:1fr 48px;gap:8px}.square-btn{border:0;border-radius:12px;background:var(--green2);color:var(--green);font-size:23px;font-weight:500}.chips{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}.chip{display:inline-flex;align-items:center;gap:7px;padding:7px 10px;border-radius:999px;background:var(--green2);color:var(--green);font-size:12px;font-weight:700}.chip button{border:0;padding:0;background:transparent;color:inherit}.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}.payer-pills{display:flex;gap:7px;overflow-x:auto;padding:1px 0 4px;scrollbar-width:none}.payer{flex:0 0 auto}.payer input{position:absolute;opacity:0}.payer span{display:block;padding:9px 13px;border:1px solid var(--line);border-radius:999px;font-size:12px;font-weight:700}.payer input:checked+span{border-color:var(--green);background:var(--green);color:#fff}.quick-actions{display:grid;gap:8px;margin-top:20px}.btn{min-height:48px;border:0;border-radius:13px;padding:11px 16px;font-weight:800}.primary{background:var(--green);color:#fff}.secondary{background:var(--green2);color:var(--green)}.danger{background:var(--orange2);color:#a94329}.small{min-height:32px;padding:6px 10px;border-radius:9px;font-size:11px}.recent{margin-top:30px}.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.section-title h2{margin:0;font-size:16px}.section-title span{color:var(--muted);font-size:11px}.project-list{display:grid;gap:9px}.project{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:15px;background:var(--card)}.project-icon,.avatar{flex:0 0 auto;width:38px;height:38px;display:grid;place-items:center;border-radius:50%;background:var(--green2);color:var(--green);font-size:13px;font-weight:800}.project-info{min-width:0;flex:1}.project-info b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.meta{margin-top:3px;color:var(--muted);font-size:11px}.open{border:0;background:transparent;color:var(--green);font-size:21px}.empty{padding:30px 18px;border:1px dashed #cdd6cf;border-radius:16px;text-align:center;color:var(--muted);font-size:13px}.detail{height:calc(100dvh - 58px);display:flex;flex-direction:column}.project-head{padding:15px 16px 10px}.head-row{display:flex;align-items:center;gap:10px}.back{width:38px;height:38px;border:0;border-radius:50%;background:var(--card);color:var(--ink);font-size:18px}.project-head h1{min-width:0;flex:1;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:21px;letter-spacing:-.035em}.status-dot{width:7px;height:7px;border-radius:50%;background:#4eaa78;box-shadow:0 0 0 4px var(--green2)}.step-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;padding:0 12px 10px}.step{position:relative;border:0;padding:9px 3px;background:transparent;color:var(--muted);font-size:11px;font-weight:700}.step::after{content:"";position:absolute;left:20%;right:20%;bottom:2px;height:3px;border-radius:3px;background:transparent}.step.active{color:var(--green)}.step.active::after{background:var(--green)}.slides{flex:1;display:flex;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;scroll-behavior:smooth;overscroll-behavior-x:contain;scrollbar-width:none}.slides::-webkit-scrollbar{display:none}.slide{flex:0 0 100%;height:100%;overflow-y:auto;scroll-snap-align:start;padding:8px 16px 100px}.slide h2{margin:8px 0 4px;font-size:25px;letter-spacing:-.045em}.slide-lead{margin:0 0 18px;color:var(--muted);font-size:12px}.sheet{padding:16px;border-radius:18px;background:var(--card);box-shadow:0 4px 18px rgba(26,57,48,.05);margin-bottom:12px}.sheet h3{margin:0 0 14px;font-size:14px}.stack{display:grid;gap:9px}.row{display:flex;align-items:center;gap:11px;padding:13px;border:1px solid var(--line);border-radius:14px;background:var(--card)}.row-main{flex:1;min-width:0}.row-main b{display:block}.amount{font-weight:800;font-variant-numeric:tabular-nums}.member-checks{display:flex;gap:7px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}.check{flex:0 0 auto}.check input{position:absolute;opacity:0}.check span{display:block;padding:9px 12px;border:1px solid var(--line);border-radius:999px;font-size:11px;font-weight:700}.check input:checked+span{background:var(--green);border-color:var(--green);color:#fff}.floating{position:sticky;bottom:10px;margin-top:14px;display:grid}.floating .btn{box-shadow:0 9px 24px rgba(23,107,85,.23)}.expense-block{padding:15px;border-radius:17px;background:var(--card);border:1px solid var(--line)}.expense-block+.expense-block{margin-top:10px}.expense-title{display:flex;justify-content:space-between;gap:10px;padding-bottom:11px;border-bottom:1px solid var(--line)}.item-row{padding:12px 0;border-bottom:1px solid #edf0ed}.item-row:last-child{border:0;padding-bottom:0}.item-top{display:flex;justify-content:space-between;gap:12px}.mini-chips{display:flex;flex-wrap:wrap;gap:4px;margin-top:7px}.mini{padding:4px 7px;border-radius:999px;background:var(--green2);color:var(--green);font-size:10px}.summary{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:12px}.metric{padding:14px;border-radius:15px;background:var(--card);border:1px solid var(--line)}.metric span{color:var(--muted);font-size:10px}.metric b{display:block;margin-top:5px;font-size:18px}.balance{display:grid;grid-template-columns:1fr auto;gap:10px}.balance-values{display:flex;gap:15px;text-align:right}.balance-values span{display:block;color:var(--muted);font-size:9px}.plus{color:var(--green)}.minus{color:var(--orange)}.transfer{display:flex;align-items:center;gap:10px;padding:16px;border-radius:15px;background:var(--green);color:#fff}.transfer+.transfer{margin-top:8px}.transfer .arrow{color:#f4cc5b}.transfer .amount{margin-left:auto}.notice{padding:12px 14px;margin-bottom:10px;border-radius:12px;background:var(--orange2);color:#81422f;font-size:11px;line-height:1.5}.hint{text-align:center;color:var(--muted);font-size:10px;margin-top:13px}.toast{position:fixed;left:50%;bottom:22px;z-index:50;transform:translate(-50%,15px);padding:10px 15px;border-radius:11px;background:var(--ink);color:#fff;font-size:12px;opacity:0;pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(min-width:700px){.detail{width:430px;height:min(820px,calc(100dvh - 40px));margin:20px auto;border:1px solid var(--line);border-radius:28px;overflow:hidden;background:var(--bg);box-shadow:var(--shadow)}.detail .topbar{display:none}.home{padding-top:45px}}
.step-nav{grid-template-columns:repeat(3,1fr)}
.home-title{margin-bottom:14px}.home-title h1{font-size:25px;letter-spacing:-.04em}
.store-list{display:grid;gap:9px}.store-card{width:100%;display:grid;grid-template-columns:40px 1fr auto 16px;align-items:center;gap:10px;padding:14px;border:1px solid var(--line);border-radius:15px;background:var(--card);color:var(--ink);text-align:left}.store-icon{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;background:var(--green2);color:var(--green);font-size:11px;font-weight:800}.store-card-main{min-width:0}.store-card-main b,.store-card-main small{display:block}.store-card-main b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.store-card-main small{margin-top:3px;color:var(--muted);font-size:10px}.chevron{color:var(--muted);font-size:22px}.detail-back{border:0;padding:6px 0 12px;background:transparent;color:var(--green);font-size:12px;font-weight:700}.store-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:18px}.store-heading h2{margin:0 0 4px}.receipt-lines{padding:4px 16px;border-radius:18px 18px 0 0;background:var(--card)}.receipt-item{display:grid;grid-template-columns:1fr auto 28px;gap:9px;align-items:start;padding:14px 0;border-bottom:1px solid var(--line)}.receipt-item:last-child{border:0}.receipt-total{padding:13px 16px;border-top:1px dashed #bfc9c1;border-radius:0 0 18px 18px;background:var(--card)}.receipt-total>div{display:flex;justify-content:space-between;padding:7px 0}.receipt-total span{color:var(--muted);font-size:12px}.receipt-total .difference{color:var(--orange)}.receipt-total .difference span{color:inherit}.store-delete{width:100%;margin-top:20px}
.store-total{text-align:right}.store-total small{display:block;color:var(--muted);font-size:10px}.account-section{margin-bottom:14px}.account-section>h3{margin:0 0 8px;font-size:14px}.compact-form{display:grid;grid-template-columns:1fr 1fr 44px;gap:7px;margin-bottom:8px}.compact-form select,.compact-form .input{height:44px}.payment-lines{display:grid;gap:6px}.payment-row{display:grid;grid-template-columns:1fr auto 28px;align-items:center;gap:8px;padding:11px 12px;border-radius:12px;background:var(--card)}.breakdown-form{padding:14px;margin-bottom:8px;border-radius:16px;background:var(--card)}.breakdown-form .member-checks{margin:9px 0}.breakdown-form .btn{width:100%;min-height:42px}
.editable-amount{cursor:text;padding:6px 4px;border-radius:8px}.editable-amount:hover{background:var(--green2);color:var(--green)}.inline-amount{width:112px;height:36px;padding:0 8px;text-align:right}
.editable-text{cursor:text;padding:4px 5px;border-radius:8px}.editable-text:hover{background:var(--green2);color:var(--green)}.inline-text{height:38px;padding:0 10px}
.ocr-box{margin:-4px 0 16px}.ocr-button{display:grid;place-items:center;min-height:44px;border:1px dashed #bdd1c7;border-radius:13px;background:#f8fbf8;color:var(--green);font-size:12px;font-weight:800}.ocr-button input{position:absolute;opacity:0;pointer-events:none}.ocr-status{min-height:18px;margin-top:7px;color:var(--muted);font-size:11px;line-height:1.45}.ocr-status.ok{color:var(--green)}.ocr-status.error{color:var(--orange)}
.share-box{margin-top:9px}.share-url{padding:11px 12px;border:1px dashed #bdd1c7;border-radius:12px;background:#f8fbf8;color:var(--green);font-size:11px;line-height:1.5;word-break:break-all}