:root{--bg: #f3f4f7;--surface: #ffffff;--surface-2: #eceef3;--text: #0f1322;--text-2: #586075;--line: #e3e6ed;--accent: #3b4cf0;--accent-ink: #ffffff;--accent-soft: #e9ebfe;--pos: #0b8048;--pos-soft: #e3f5ec;--neg: #cf2f27;--neg-soft: #fdeceb;--av-l: 88%;--av-ink-l: 30%;--shadow: 0 1px 2px rgb(15 19 34 / .05), 0 6px 16px -4px rgb(15 19 34 / .08);--shadow-lift: 0 4px 10px rgb(15 19 34 / .12), 0 14px 32px -8px rgb(59 76 240 / .45);--r-lg: 20px;--r-md: 14px;--r-sm: 10px;--ease: cubic-bezier(.16, 1, .3, 1);--chevron: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23586075' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");--font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;color-scheme:light}@media (prefers-color-scheme: dark){:root{--bg: #0a0c12;--surface: #151821;--surface-2: #1e222e;--text: #eef0f6;--text-2: #9ba2b5;--line: #252a37;--accent: #7d89ff;--accent-ink: #0a0c12;--accent-soft: #23284a;--pos: #45d08d;--pos-soft: #12281e;--neg: #ff7a70;--neg-soft: #2e1615;--av-l: 30%;--av-ink-l: 82%;--shadow: 0 1px 2px rgb(0 0 0 / .4);--shadow-lift: 0 6px 20px rgb(0 0 0 / .5);--chevron: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ba2b5' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");color-scheme:dark}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.45 var(--font);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;caret-color:var(--accent)}::selection{background:var(--accent-soft);color:var(--text)}main{max-width:560px;margin:0 auto;padding-bottom:112px}a{color:inherit;text-decoration:none}h1,h2{margin:0;text-wrap:balance}input,select,textarea,button{font:inherit;color:inherit}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.grow{flex:1;min-width:0}.muted{color:var(--text-2)}.hint{font-size:.8125rem;color:var(--text-2)}.money{font-variant-numeric:tabular-nums;font-weight:600;white-space:nowrap;letter-spacing:-.01em}.pos{color:var(--pos)}.neg{color:var(--neg)}.bar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:4px;min-height:56px;padding:8px 8px 8px 12px;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px)}.bar-title{flex:1;min-width:0;font-size:1.0625rem;font-weight:650;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-left:4px}.bar-title.large{font-size:1.75rem;font-weight:750;letter-spacing:-.025em;padding:6px 4px 0}.page{padding:8px 16px 24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border:0;border-radius:999px;background:var(--surface-2);color:var(--text);font-weight:600;cursor:pointer;white-space:nowrap;transition:transform .15s var(--ease),background-color .15s}.btn:active{transform:scale(.97)}.btn.primary{background:var(--accent);color:var(--accent-ink)}.btn.primary:hover{background:color-mix(in srgb,var(--accent) 90%,var(--text))}.btn.block{width:100%}.btn.small{min-height:36px;padding:0 14px;font-size:.875rem}.btn.ghost{background:none}.btn.danger{color:var(--neg)}.btn:disabled{opacity:.45;cursor:default;transform:none}.icon-btn{display:inline-grid;place-items:center;flex:none;width:44px;height:44px;border:0;border-radius:999px;background:none;color:var(--text);cursor:pointer;transition:background-color .15s,transform .15s var(--ease)}.icon-btn:hover{background:var(--surface-2)}.icon-btn:active{transform:scale(.92)}.icon-btn.small{width:32px;height:32px;color:var(--text-2)}.icon-btn.filled{background:var(--accent);color:var(--accent-ink);width:40px;height:40px}.icon-btn:disabled{opacity:.3;cursor:default;background:none}.icon-btn.filled:disabled{background:var(--surface-2);color:var(--text-2);opacity:1}.link-btn{display:inline-flex;align-items:center;gap:6px;border:0;background:none;padding:6px 0;color:var(--accent);font-size:.875rem;font-weight:600;cursor:pointer}.fab{position:fixed;z-index:6;right:max(16px,calc(50vw - 264px));bottom:max(16px,env(safe-area-inset-bottom));display:inline-flex;align-items:center;gap:8px;height:56px;padding:0 22px 0 18px;border-radius:999px;background:var(--accent);color:var(--accent-ink);font-weight:650;box-shadow:var(--shadow-lift);transition:transform .2s var(--ease)}.fab:active{transform:scale(.96)}.avatar{--s: 32px;display:inline-grid;place-items:center;flex:none;width:var(--s);height:var(--s);border-radius:50%;background:hsl(var(--h, 230) 70% var(--av-l));color:hsl(var(--h, 230) 55% var(--av-ink-l));font-size:calc(var(--s) * .38);font-weight:700;letter-spacing:.02em}.avatar-stack{display:inline-flex;vertical-align:middle}.avatar-stack .avatar{box-shadow:0 0 0 2px var(--surface)}.avatar-stack .avatar+.avatar{margin-left:-5px}.avatar.more{--s: 24px;background:var(--surface-2);color:var(--text-2);font-size:10px}.group{list-style:none;margin:0;padding:4px 0;background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--shadow)}.group>li{position:relative}.group>li+li:before{content:"";position:absolute;top:0;left:60px;right:16px;border-top:1px solid var(--line)}.item{display:flex;align-items:center;gap:12px;min-height:64px;padding:10px 16px}a.item{transition:background-color .15s}a.item:hover{background:color-mix(in srgb,var(--surface-2) 60%,transparent)}li:first-child>a.item{border-radius:var(--r-lg) var(--r-lg) 0 0}li:last-child>a.item{border-radius:0 0 var(--r-lg) var(--r-lg)}.item>svg{color:var(--text-2);flex:none}.item-main{display:flex;flex-direction:column;flex:1;min-width:0;gap:2px}.item-title{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item-sub{font-size:.8125rem;color:var(--text-2);display:flex;align-items:center;gap:6px;flex-wrap:wrap}.item-sub>span{white-space:nowrap}.group.plain .item-sub{flex-wrap:nowrap;white-space:nowrap}.item-end{display:flex;flex-direction:column;align-items:flex-end;gap:2px}.item.transfer .item-title{font-weight:500}.item.transfer .money{color:var(--text-2);font-weight:500}.tile{display:grid;place-items:center;flex:none;width:32px;height:32px;border-radius:50%;background:var(--surface-2);color:var(--text-2)}.empty{text-align:center;padding:48px 24px;display:grid;justify-items:center;gap:10px}.empty h2{font-size:1.25rem;letter-spacing:-.015em}.empty p{margin:0 0 8px;color:var(--text-2);max-width:32ch}.empty.compact{padding:32px 16px;background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--shadow)}.empty.compact p{margin:0}.empty-icon{display:grid;place-items:center;width:56px;height:56px;border-radius:18px;background:var(--accent-soft);color:var(--accent)}.empty-icon.ok{width:44px;height:44px;border-radius:50%;background:var(--pos-soft);color:var(--pos)}.notice{margin:0 0 12px;padding:12px 14px;border-radius:var(--r-md);font-size:.9375rem}.notice.error{background:var(--neg-soft);color:var(--neg)}.form .notice{margin:0}.summary{display:grid;gap:2px;padding:8px 4px 20px}.summary-label{font-size:.875rem;color:var(--text-2);font-weight:500}.summary-value{font-size:2.25rem;font-weight:750;letter-spacing:-.035em;line-height:1.1;font-variant-numeric:tabular-nums}.summary-meta{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:.875rem;color:var(--text-2)}.segmented{--n: 2;--i: 0;position:relative;display:grid;grid-template-columns:repeat(var(--n),1fr);padding:4px;margin-bottom:16px;background:var(--surface-2);border-radius:999px}.segmented:before{content:"";position:absolute;top:4px;bottom:4px;left:4px;width:calc((100% - 8px) / var(--n));border-radius:999px;background:var(--surface);box-shadow:var(--shadow);transform:translate(calc(var(--i) * 100%));transition:transform .35s var(--ease)}.segmented button{position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:36px;border:0;background:none;border-radius:999px;color:var(--text-2);font-size:.875rem;font-weight:600;cursor:pointer;transition:color .2s}.segmented button[aria-selected=true]{color:var(--text)}.badge{min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:var(--accent);color:var(--accent-ink);font-size:11px;line-height:18px;font-variant-numeric:tabular-nums}.section-note{margin:0 4px 8px;font-size:.8125rem;font-weight:600;color:var(--text-2)}.settle-row{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:10px;min-height:52px;padding:4px 6px 4px 16px}.group.settle>li+li:before,.group.plain>li+li:before{left:16px}.settle-who{display:flex;align-items:center;gap:6px;min-width:0;color:var(--text-2)}.settle-name{color:var(--text);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.icon-btn.check{width:36px;height:36px;background:var(--pos-soft);color:var(--pos)}.icon-btn.check:hover{background:var(--pos);color:var(--surface)}.form{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}.field{display:grid;gap:6px;min-width:0}.field>label,.split>legend{font-size:.8125rem;font-weight:600;color:var(--text-2);padding-left:4px}.field input,.field select,.paste textarea{width:100%;min-height:50px;padding:0 14px;border:1px solid transparent;border-radius:var(--r-md);background:var(--surface);box-shadow:var(--shadow);transition:border-color .15s,box-shadow .15s}.field input:focus,.field select:focus,.paste textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}.field select:disabled,.field input:disabled{opacity:.6}.field .hint{padding-left:4px;margin:0}.row-2{display:flex;gap:12px;align-items:end}.row-2>.field:not(.grow){flex:0 0 auto}input[type=date]{min-width:9.5rem}::placeholder{color:var(--text-2);opacity:1}.amount-hero{display:flex;align-items:baseline;justify-content:center;gap:8px;padding:20px 8px 8px;cursor:text}.amount-symbol{font-size:1.5rem;font-weight:600;color:var(--text-2)}.amount-hero input{max-width:calc(100% - 3rem);border:0;background:none;padding:0;font-size:3rem;font-weight:750;letter-spacing:-.04em;line-height:1.1;font-variant-numeric:tabular-nums;text-align:left}@supports (field-sizing: content){.amount-hero input{field-sizing:content;width:auto!important;min-width:1ch}}.amount-hero input:focus{outline:none}.amount-hero:focus-within .amount-symbol{color:var(--accent)}html{scrollbar-color:color-mix(in srgb,var(--text-2) 45%,transparent) transparent}.field select{-moz-appearance:none;appearance:none;-webkit-appearance:none;padding-right:40px;background:var(--surface) var(--chevron) no-repeat right 14px center / 16px}::-webkit-calendar-picker-indicator{opacity:.55;cursor:pointer}input[type=checkbox],input[type=radio]{accent-color:var(--accent);width:20px;height:20px;margin:0;flex:none;cursor:pointer}.card{background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:12px 16px 16px}.card-head{display:flex;align-items:center;justify-content:space-between;min-height:36px}.card-head h2{font-size:1rem;font-weight:650;display:flex;align-items:center;gap:8px}.count{font-size:.75rem;font-weight:700;color:var(--text-2);background:var(--surface-2);padding:2px 8px;border-radius:999px;font-variant-numeric:tabular-nums}.paste{margin:8px 0 4px;display:grid;gap:8px}.paste textarea{min-height:96px;padding:12px 14px;resize:vertical;box-shadow:none;background:var(--surface-2);line-height:1.5}.paste-foot{display:flex;align-items:center;justify-content:space-between;gap:12px}.people{list-style:none;margin:8px 0 0;padding:0}.people>li{display:flex;align-items:center;gap:10px;min-height:48px}.people>li+li{border-top:1px solid var(--line)}.people>li>input{flex:1;min-width:0;border:0;background:none;padding:8px 0;font-weight:500}.people>li>input:focus{outline:none;box-shadow:inset 0 -2px var(--accent)}.add-one{display:flex;align-items:center;gap:8px;margin-top:8px;padding:4px 4px 4px 14px;border-radius:999px;background:var(--surface-2)}.add-one input{flex:1;min-width:0;border:0;background:none;min-height:40px}.add-one input:focus{outline:none}.add-one:focus-within{box-shadow:0 0 0 2px var(--accent)}.split{border:0;padding:0;margin:0;display:grid;grid-template-columns:minmax(0,1fr);gap:8px;min-width:0}.split>legend{margin-bottom:6px}.choice-group{display:grid;background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--shadow)}.choice{display:flex;align-items:center;gap:14px;padding:14px 16px;cursor:pointer}.choice+.choice{border-top:1px solid var(--line)}.choice-body{display:grid;gap:2px}.choice-title{font-weight:600}.choice-sub{font-size:.8125rem;color:var(--text-2);font-variant-numeric:tabular-nums}.split-detail{padding-top:12px}.split-detail .segmented{margin-bottom:8px}.select-all{display:flex;align-items:center;gap:12px;min-height:44px;padding:0 2px;font-weight:600;cursor:pointer}.select-all .hint{margin-left:auto;font-weight:500;font-variant-numeric:tabular-nums}.split-people{margin-top:0;border-top:1px solid var(--line)}.split-people>li{gap:8px;min-height:52px;transition:opacity .2s}.split-people>li.off .person-name,.split-people>li.off .avatar{opacity:.45}.person-check{display:flex;align-items:center;gap:12px;flex:1;min-width:0;padding:0 2px;cursor:pointer}.person-name{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.split-people .money{font-weight:500;font-size:.9375rem}.mini-amount{display:flex;align-items:center;gap:4px;width:8.5rem;height:40px;padding:0 10px;border-radius:var(--r-sm);background:var(--surface-2);font-size:.875rem;color:var(--text-2);transition:box-shadow .15s}.mini-amount:focus-within{box-shadow:0 0 0 2px var(--accent)}.mini-amount input{width:100%;min-width:0;border:0;background:none;text-align:right;font-weight:600;color:var(--text);font-variant-numeric:tabular-nums}.mini-amount input:focus{outline:none}.mini-amount.hidden{display:none}.tally{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px 12px;margin-top:8px;padding:10px 12px;border-radius:var(--r-sm);background:var(--surface-2);font-size:.8125rem;color:var(--text-2);font-variant-numeric:tabular-nums}.tally strong{color:var(--text);font-weight:600}.tally.ok{background:var(--pos-soft)}.tally.ok strong{color:var(--pos)}.tally.over{background:var(--neg-soft)}.tally.over strong{color:var(--neg)}.sticky-actions{position:sticky;bottom:0;z-index:4;margin:0 -16px;padding:12px 16px max(12px,env(safe-area-inset-bottom));background:linear-gradient(to top,var(--bg) 70%,transparent)}.danger-zone{display:flex;justify-content:center;margin-top:24px;padding-top:16px;border-top:1px solid var(--line)}.snackbar-slot{position:fixed;z-index:7;left:0;right:0;bottom:calc(max(16px,env(safe-area-inset-bottom)) + 68px);display:flex;justify-content:center;padding:0 16px;pointer-events:none}.snackbar{pointer-events:auto;display:flex;align-items:center;gap:10px;width:min(100%,528px);min-height:52px;padding:6px 6px 6px 14px;border-radius:var(--r-md);background:var(--text);color:var(--bg);font-size:.9375rem;box-shadow:var(--shadow-lift);animation:snack-in .45s var(--ease) both}.snackbar-icon{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--pos);color:var(--surface);flex:none}.snackbar-action{border:0;background:none;color:inherit;font-weight:700;padding:0 14px;min-height:40px;border-radius:var(--r-sm);cursor:pointer}.snackbar-action:hover{background:color-mix(in srgb,var(--bg) 14%,transparent)}@keyframes snack-in{0%{opacity:0;transform:translateY(16px) scale(.97);filter:blur(4px)}}.panel:not(.active),.bar-cta,.panel-head{display:none}@media (min-width: 900px){main{max-width:720px;padding-bottom:48px}main:has(.event-layout){max-width:1120px}main:has(.form){max-width:560px}.bar{padding-inline:16px 12px}.page:not(.form){padding-inline:24px}.fab,.tabs{display:none}.bar-cta{display:inline-flex;margin-right:8px}.event-layout{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:32px;align-items:start}.event-layout .panel{display:block}.panel-head{display:flex;margin:0 4px 8px}.pane-side{position:sticky;top:72px;display:grid;gap:24px;max-height:calc(100dvh - 88px);overflow:auto;scrollbar-width:thin;margin:0 -12px;padding:0 12px 16px}.pane-side .section-note{margin-top:-4px}.snackbar-slot{justify-content:flex-end;bottom:max(24px,env(safe-area-inset-bottom));padding:0 max(24px,calc(50vw - 536px)) 0 16px}.snackbar{width:380px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{transition-duration:0s!important;animation-duration:0s!important}}