:root{--brand: #1aa179;--brand-strong: #138a67;--brand-soft: #e3f6ef;--pos: #12936b;--neg: #e8590c;--bg: #f4f6f5;--surface: #ffffff;--surface-2: #f0f2f1;--text: #17201d;--muted: #66736e;--line: #e3e8e6;--danger: #e03131;--shadow: 0 1px 2px rgb(16 24 20 / 6%), 0 4px 16px rgb(16 24 20 / 6%);--radius: 16px;--tabbar-h: 64px;--safe-b: env(safe-area-inset-bottom, 0px);--safe-t: env(safe-area-inset-top, 0px);color-scheme:light}@media (prefers-color-scheme: dark){:root{--brand: #2bc48f;--brand-strong: #4fd6a6;--brand-soft: #173a2e;--pos: #3ccf98;--neg: #ff8f4d;--bg: #0d1110;--surface: #161c1a;--surface-2: #1e2623;--text: #e8eeeb;--muted: #93a19b;--line: #26302c;--shadow: 0 1px 2px rgb(0 0 0 / 30%);color-scheme:dark}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.45 system-ui,-apple-system,Segoe UI,Roboto,Noto Sans,sans-serif;overscroll-behavior-y:none}body.no-scroll{overflow:hidden}button,input,select,textarea{font:inherit;color:inherit}a{color:inherit;text-decoration:none}h1,h2,h3{margin:0;line-height:1.2}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.muted{color:var(--muted)}.small{font-size:.85rem}.center{text-align:center}.pos{color:var(--pos)}.neg{color:var(--neg)}:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 55%,transparent);outline-offset:2px}.page{max-width:600px;margin:0 auto;padding:calc(var(--safe-t)) 16px calc(var(--tabbar-h) + var(--safe-b) + 32px)}.page-header{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:12px;min-height:60px;margin:0 -16px;padding:calc(var(--safe-t)) 16px 0;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.page-header h1{flex:1;font-size:1.25rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.page-header.large h1{font-size:1.5rem}.header-actions{display:flex;gap:6px}.header-avatar{display:flex;border-radius:50%}.section-title{font-size:.8rem;font-weight:650;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:24px 4px 8px}.section-head{display:flex;align-items:center;justify-content:space-between}.section-head .section-title{margin-bottom:8px}.tabbar{position:fixed;inset:auto 0 0;z-index:10;display:grid;grid-template-columns:repeat(5,1fr);align-items:center;height:calc(var(--tabbar-h) + var(--safe-b));padding:0 max(8px,calc((100vw - 600px)/2)) var(--safe-b);background:var(--surface);border-top:1px solid var(--line)}.tab{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:.7rem;font-weight:600;color:var(--muted);padding:6px 0}.tab.active{color:var(--brand)}.fab{justify-self:center;display:grid;place-items:center;width:56px;height:56px;margin-top:-22px;border:4px solid var(--bg);border-radius:50%;background:var(--brand);color:#fff;box-shadow:0 6px 18px color-mix(in srgb,var(--brand) 45%,transparent);cursor:pointer}.fab:active{transform:scale(.94)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border:0;border-radius:12px;background:var(--brand);color:#fff;font-weight:650;cursor:pointer;transition:transform .08s,background .15s,opacity .15s}.btn:active:not(:disabled){transform:scale(.98)}.btn:disabled{opacity:.45;cursor:default}.btn.full{width:100%}.btn-small{min-height:36px;padding:0 12px;font-size:.9rem;border-radius:10px}.btn-outline{background:transparent;color:var(--brand);box-shadow:inset 0 0 0 2px var(--brand)}.btn-ghost{background:transparent;color:var(--brand)}.btn-light{flex:1;flex-direction:column;gap:4px;min-height:64px;padding:8px 4px;background:#ffffff29;color:#fff;font-size:.8rem;line-height:1.1}.btn-google{background:var(--surface);color:var(--text);box-shadow:inset 0 0 0 1px var(--line)}.btn-danger-text{background:transparent;color:var(--danger);margin-top:24px}.icon-btn{display:grid;place-items:center;width:40px;height:40px;border:0;border-radius:50%;background:transparent;cursor:pointer;flex:none}.icon-btn:active{background:var(--surface-2)}.icon-btn.subtle{color:var(--muted)}.summary-card{margin-top:8px;padding:20px;border-radius:20px;color:#fff;background:linear-gradient(135deg,#1aa179,#0f7a5a);box-shadow:var(--shadow)}.summary-net span,.summary-split span{display:block;font-size:.85rem;opacity:.85}.summary-net strong{display:block;font-size:1.6rem;margin-top:2px}.summary-card .pos,.summary-card .neg{color:#fff}.summary-split{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px;padding-top:16px;border-top:1px solid rgb(255 255 255 / 20%)}.summary-split strong{font-size:1.1rem}.quick-actions{display:flex;gap:8px;margin-top:16px}.sk-text{background:#fff3;border-radius:8px;width:60%}.list{list-style:none;margin:0;padding:4px 0;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.list.compact{box-shadow:none;background:var(--surface-2)}.list>li+li{border-top:1px solid var(--line)}.row{display:flex;align-items:center;gap:12px;width:100%;min-height:64px;padding:10px 14px;border:0;background:transparent;text-align:left;cursor:pointer}.row.static{cursor:default}button.row:active,a.row:active{background:var(--surface-2)}.row-link{display:flex;align-items:center;gap:12px;flex:1;min-width:0}.row-main{flex:1;min-width:0;display:flex;flex-direction:column}.row-title{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-sub{color:var(--muted);font-size:.85rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pill{display:inline-block;margin-left:6px;padding:0 7px;border-radius:99px;background:var(--surface-2);color:var(--muted);font-size:.7rem;font-weight:600;vertical-align:1px}.avatar{flex:none;display:grid;place-items:center;border-radius:50%;color:#fff;font-weight:700;letter-spacing:.02em}.avatar-group{border-radius:28%}.balance{display:flex;flex-direction:column;flex:none;line-height:1.2}.balance.right{align-items:flex-end;text-align:right}.balance small{font-size:.72rem;font-weight:600}.balance strong{font-size:1rem}.balance.pos{color:var(--pos)}.balance.neg{color:var(--neg)}.balance.zero{color:var(--muted);font-size:.8rem}.date-chip{flex:none;display:flex;flex-direction:column;align-items:center;width:30px;color:var(--muted);font-size:.68rem;line-height:1.1;text-transform:uppercase}.date-chip span:first-child{font-size:1.05rem;font-weight:700;color:var(--text)}.item-icon{flex:none;display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--brand-soft);color:var(--brand)}.item-icon.settle{background:color-mix(in srgb,var(--neg) 14%,transparent);color:var(--neg)}.item-icon.big{width:52px;height:52px;border-radius:14px}.skeleton .sk-circle{width:40px;height:40px;border-radius:50%;background:var(--surface-2)}.skeleton .sk-lines{flex:1;display:grid;gap:8px}.skeleton .sk-lines span{height:10px;border-radius:6px;background:var(--surface-2)}.skeleton .sk-lines span:last-child{width:50%}.skeleton{animation:pulse 1.2s ease-in-out infinite}@keyframes pulse{50%{opacity:.55}}.empty{text-align:center;padding:36px 20px;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow)}.empty-icon{display:inline-grid;place-items:center;width:56px;height:56px;border-radius:50%;background:var(--brand-soft);color:var(--brand)}.empty h3{margin-top:12px;font-size:1.05rem}.empty p{color:var(--muted);margin:6px 0 0}.empty .btn{margin-top:16px}.error-note{margin:12px 0;padding:10px 14px;border-radius:12px;background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger);font-size:.9rem}.hero{display:flex;flex-direction:column;align-items:center;text-align:center;padding:4px 0 8px}.hero h1{margin-top:12px;font-size:1.5rem}.hero .contact{margin:4px 0 0}.hero-balance{margin:12px 0 0;font-size:1.15rem;font-weight:700}.hero-balance.zero{color:var(--muted);font-weight:600}.hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%;margin-top:18px}.breakdown{list-style:none;width:100%;margin:12px 0 0;padding:8px 14px;background:var(--surface);border-radius:12px;font-size:.88rem}.breakdown li{display:flex;justify-content:space-between;gap:12px;padding:4px 0}.breakdown a{color:var(--brand);font-weight:600}.chips{display:flex;flex-wrap:wrap;gap:8px}.chips.scroll{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin:0 -20px;padding:2px 20px 4px}.chip{display:inline-flex;align-items:center;gap:6px;flex:none;min-height:36px;padding:0 12px 0 6px;border:0;border-radius:99px;background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);font-size:.9rem;font-weight:600;cursor:pointer}a.chip,.chips>span.chip{padding-left:12px}.chip button{display:grid;place-items:center;border:0;background:none;padding:2px;color:var(--muted);cursor:pointer}.chip.toggle.on{background:var(--brand-soft);box-shadow:inset 0 0 0 2px var(--brand);color:var(--brand-strong)}.card{margin-top:16px;padding:16px;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow)}.card.inset{margin:0;background:var(--surface-2);box-shadow:none;display:grid;gap:12px}.form{display:grid;gap:16px}.field{display:grid;gap:6px;border:0;margin:0;padding:0;min-width:0}.field>span,.field>legend{padding:0;font-size:.85rem;font-weight:600;color:var(--muted)}.field legend{margin-bottom:6px}.field em{font-style:normal;font-weight:400}input,select{width:100%;min-height:48px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:var(--surface);font-size:16px;-webkit-appearance:none;-moz-appearance:none;appearance:none}select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%2366736e' stroke-width='2'%3E%3Cpath d='m1 1 5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}input:focus,select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 25%,transparent)}input[type=checkbox]{width:22px;height:22px;min-height:0;padding:0;flex:none;border-radius:6px;border:2px solid var(--line);display:grid;place-items:center;cursor:pointer}input[type=checkbox]:checked{background:var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 14px no-repeat;border-color:var(--brand)}.row-buttons{display:flex;justify-content:flex-end;gap:8px}.info-row{display:flex;align-items:center;gap:12px;padding:8px 0;color:var(--muted)}.info-row span{display:flex;flex-direction:column;color:var(--text)}.info-row small{color:var(--muted);font-size:.75rem}.menu-item{display:flex;align-items:center;gap:12px;width:100%;min-height:48px;border:0;background:none;font-weight:600;cursor:pointer;text-align:left}.menu-item+.menu-item{border-top:1px solid var(--line)}.menu-item.danger{color:var(--danger)}.pick-list{display:grid;gap:6px;max-height:260px;overflow-y:auto}.pick{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:12px;background:var(--surface-2);cursor:pointer;font-weight:600}.pick input{position:absolute;opacity:0;pointer-events:none}.pick span:nth-of-type(2){flex:1}.pick .tick{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;border:2px solid var(--line);color:transparent}.pick.on{background:var(--brand-soft)}.pick.on .tick{background:var(--brand);border-color:var(--brand);color:#fff}.pick:has(input:focus-visible){outline:3px solid color-mix(in srgb,var(--brand) 55%,transparent)}.segmented{display:flex;padding:4px;gap:4px;border-radius:12px;background:var(--surface-2)}.segmented button{flex:1;min-height:40px;border:0;border-radius:9px;background:transparent;font-weight:600;font-size:.9rem;color:var(--muted);cursor:pointer}.segmented button.active{background:var(--surface);color:var(--text);box-shadow:var(--shadow)}.expense-main{display:flex;align-items:center;gap:14px}.expense-inputs{flex:1;display:grid;gap:8px}.input-desc{border-width:0 0 2px;border-radius:0;padding:0 2px;background:transparent;font-weight:600}.input-desc:focus{box-shadow:none}.input-amount{display:flex;align-items:center;gap:6px;border-bottom:2px solid var(--line)}.input-amount:focus-within{border-color:var(--brand)}.input-amount span{font-size:1.5rem;font-weight:700;color:var(--muted)}.input-amount input{border:0;padding:0;font-size:1.75rem;font-weight:700;background:transparent}.input-amount input:focus{box-shadow:none}.input-amount.large{justify-content:center;border:0}.input-amount.large input{min-width:2ch;max-width:10ch;text-align:left;font-size:2.4rem}.split-list{list-style:none;margin:0;padding:0;display:grid;gap:4px}.split-list li.off{opacity:.5}.split-row{display:flex;align-items:center;gap:10px;min-height:52px;padding:4px 10px;border-radius:12px;background:var(--surface-2);cursor:pointer}.split-row .row-title{flex:1}.split-amt{font-weight:600;color:var(--muted)}.split-input{display:flex;align-items:center;gap:4px;color:var(--muted);font-weight:600}.split-input input{width:92px;min-height:40px;text-align:right;padding:0 10px}.split-left{margin:0;text-align:center;font-weight:600;font-size:.9rem}.split-left.ok{color:var(--pos)}.split-left.warn{color:var(--neg)}.settle-visual{display:flex;align-items:center;justify-content:center;gap:16px}.settle-visual .arrow{font-size:1.6rem;color:var(--muted)}.item-detail{display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;margin-bottom:12px}.item-detail h3{margin-top:8px}.item-amount{margin:0;font-size:2rem;font-weight:800}.sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:flex;align-items:flex-end;justify-content:center;background:#00000073;animation:fade .18s ease-out}.sheet{display:flex;flex-direction:column;width:100%;max-width:560px;max-height:calc(100dvh - 24px - var(--safe-t));background:var(--surface);border-radius:22px 22px 0 0;padding-bottom:var(--safe-b);animation:slide-up .24s cubic-bezier(.2,.9,.3,1)}.sheet-handle{width:40px;height:5px;margin:8px auto 0;border-radius:3px;background:var(--line)}.sheet-header{display:flex;align-items:center;justify-content:space-between;padding:4px 8px 4px 20px}.sheet-header h2{font-size:1.15rem}.sheet-body{padding:8px 20px 20px;overflow-y:auto;overscroll-behavior:contain}.sheet-footer{padding:12px 20px 16px;border-top:1px solid var(--line)}.sheet-footer .btn-danger-text{margin-top:0}@media (min-width: 640px){.sheet-backdrop{align-items:center}.sheet{border-radius:22px;max-height:86vh}.sheet-handle{display:none}}@keyframes slide-up{0%{transform:translateY(40px);opacity:0}}@keyframes fade{0%{opacity:0}}.toast{position:fixed;left:50%;top:calc(var(--safe-t) + 12px);z-index:60;transform:translate(-50%);max-width:calc(100vw - 32px);padding:12px 18px;border-radius:12px;background:#1f2925;color:#fff;font-weight:600;font-size:.92rem;box-shadow:0 8px 24px #00000040;animation:toast-in .2s ease-out}.toast.success{background:var(--brand-strong)}.toast.error{background:var(--danger)}@keyframes toast-in{0%{transform:translate(-50%,-12px);opacity:0}}.install-popup{position:fixed;left:12px;right:12px;bottom:calc(var(--tabbar-h) + var(--safe-b) + 12px);z-index:40;display:flex;flex-wrap:wrap;align-items:center;gap:12px;max-width:520px;margin:0 auto;padding:16px 44px 16px 16px;border-radius:18px;background:var(--surface);box-shadow:0 12px 40px #00000038;animation:slide-up .3s ease-out}body.no-scroll .install-popup{display:none}.login~.install-popup{bottom:calc(var(--safe-b) + 12px)}.install-close{position:absolute;top:6px;right:6px;color:var(--muted)}.install-icon{border-radius:12px;flex:none}.install-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;font-size:.88rem;color:var(--muted)}.install-text strong{color:var(--text);font-size:.98rem}.install-text ol{margin:4px 0 0;padding-left:18px;display:grid;gap:4px}.kbd{display:inline-flex;align-items:center;gap:4px;padding:1px 6px;border-radius:6px;background:var(--surface-2);color:var(--text);font-weight:600;vertical-align:middle}.install-actions{display:flex;justify-content:flex-end;gap:8px;width:100%}.login{min-height:100dvh;max-width:440px;margin:0 auto;padding:calc(var(--safe-t) + 48px) 20px calc(var(--safe-b) + 24px);display:flex;flex-direction:column;gap:24px}.login-brand{text-align:center}.login-brand img{border-radius:18px;box-shadow:var(--shadow)}.login-brand h1{margin-top:14px;font-size:1.8rem}.login-brand p{color:var(--muted);margin:6px 0 0}.login-card{padding:20px;background:var(--surface);border-radius:20px;box-shadow:var(--shadow);display:grid;gap:14px}.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.85rem}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--line)}.code-input{font-size:1.4rem;letter-spacing:.3em;text-align:center;font-weight:700}.dev-banner{margin:0;padding:10px 12px;border-radius:12px;background:color-mix(in srgb,#f59f00 16%,transparent);font-size:.85rem}.splash{min-height:100dvh;display:grid;place-items:center}.splash img{border-radius:16px;animation:pulse 1.2s ease-in-out infinite}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation:none!important;transition:none!important}}