:root{
  --bg:#EDEFF3; --surface:#FFFFFF; --surface-2:#F6F7FA; --ink:#1A1E29; --muted:#5D6474; --line:#D8DCE4;
  --accent:#3144C4; --accent-ink:#FFFFFF; --accent-soft:#E2E6FA;
  --warn:#9A6212; --warn-soft:#FBEFD9; --bad:#B42F24; --bad-soft:#FBE3E0; --good:#23714F; --good-soft:#DDF1E7;
  --shadow:0 1px 2px rgba(20,26,45,.06),0 6px 20px rgba(20,26,45,.06);
  --display:"Bricolage Grotesque","Avenir Next","Segoe UI",system-ui,sans-serif;
  --body:"Figtree",-apple-system,"Segoe UI",system-ui,sans-serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --bg:#11141B; --surface:#1A1E28; --surface-2:#212633; --ink:#E8EBF2; --muted:#9AA1B0; --line:#2C3240;
    --accent:#8D9BFF; --accent-ink:#11141B; --accent-soft:#252C50;
    --warn:#E6AE55; --warn-soft:#3A2E17; --bad:#F2837A; --bad-soft:#3D1F1D; --good:#63C79B; --good-soft:#18332A;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 6px 20px rgba(0,0,0,.25);
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#11141B; --surface:#1A1E28; --surface-2:#212633; --ink:#E8EBF2; --muted:#9AA1B0; --line:#2C3240;
  --accent:#8D9BFF; --accent-ink:#11141B; --accent-soft:#252C50;
  --warn:#E6AE55; --warn-soft:#3A2E17; --bad:#F2837A; --bad-soft:#3D1F1D; --good:#63C79B; --good-soft:#18332A;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 6px 20px rgba(0,0,0,.25);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.45;padding-inline:16px;-webkit-tap-highlight-color:transparent}
.app{max-width:640px;margin:0 auto;padding-block:calc(18px + env(safe-area-inset-top,0px)) calc(120px + env(safe-area-inset-bottom,0px));display:flex;flex-direction:column;gap:18px}
h1,h2,h3{font-family:var(--display);margin:0;text-wrap:balance;letter-spacing:-.01em}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{font-family:var(--display);font-weight:700;font-size:26px}
.brand small{display:block;font-family:var(--body);font-weight:500;font-size:13px;color:var(--muted);letter-spacing:0}
.who{display:flex;align-items:center}
.who img{width:32px;height:32px;border-radius:50%;border:2px solid var(--bg);margin-left:-8px;background:var(--surface-2)}
.notice{background:var(--warn-soft);color:var(--ink);border-radius:12px;padding:12px 14px;font-size:14px}
.section{display:flex;flex-direction:column;gap:10px}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px}
.section-head h2{font-size:19px;font-weight:600}
.label{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.card{background:var(--surface);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.list{display:flex;flex-direction:column}
.row{display:grid;grid-template-columns:48px 1fr auto;gap:12px;align-items:center;padding:12px 14px;border-top:1px solid var(--line);cursor:pointer;background:none;border-left:0;border-right:0;border-bottom:0;width:100%;text-align:left;color:inherit;font:inherit}
.row:first-child{border-top:0}
.row:hover{background:var(--surface-2)}
.row:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.datebox{width:48px;border-radius:10px;background:var(--surface-2);text-align:center;padding:5px 0;line-height:1.1}
.datebox .m{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.datebox .d{font-family:var(--display);font-weight:700;font-size:20px;font-variant-numeric:tabular-nums}
.datebox.icon{font-size:20px;padding:10px 0;font-family:var(--display);font-weight:700;color:var(--accent);background:var(--accent-soft)}
.main{min-width:0}
.title{font-weight:600;overflow-wrap:anywhere}
.meta{font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 8px;align-items:center}
.end{display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.amt{font-weight:700;font-variant-numeric:tabular-nums;white-space:nowrap}
.pill{display:inline-block;font-size:11.5px;font-weight:700;padding:2px 8px;border-radius:999px;white-space:nowrap;background:var(--surface-2);color:var(--muted)}
.pill.bad{background:var(--bad-soft);color:var(--bad)}
.pill.warn{background:var(--warn-soft);color:var(--warn)}
.pill.good{background:var(--good-soft);color:var(--good)}
.pill.accent{background:var(--accent-soft);color:var(--accent)}
.pill.new{background:var(--accent);color:var(--accent-ink)}
.btn{font:inherit;font-weight:600;font-size:14px;border-radius:10px;padding:8px 14px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer}
.btn.small{padding:5px 10px;font-size:13px}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn.danger{color:var(--bad);border-color:var(--bad-soft)}
.btn.danger.armed{background:var(--bad);color:#fff;border-color:var(--bad)}
.btn.ghost{border-color:transparent;background:none;color:var(--accent);padding-inline:6px}
.btn:disabled{opacity:.5;cursor:default}
.empty{padding:22px 16px;text-align:center;color:var(--muted);font-size:14px}
.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.stat{background:var(--surface);border-radius:14px;box-shadow:var(--shadow);padding:14px}
.stat .v{font-family:var(--display);font-weight:700;font-size:24px;font-variant-numeric:tabular-nums;margin-top:2px}
.stat .s{font-size:13px;color:var(--muted)}
.newbox{background:var(--accent-soft);border-radius:16px;padding:14px 16px;display:flex;flex-direction:column;gap:8px}
.newbox ul{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:3px}
.newbox .top-line{display:flex;justify-content:space-between;align-items:center;gap:8px}
.newbox h3{font-size:16px}
/* calendar */
.cal{padding:12px}
.cal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.cal-head h3{font-size:17px}
.cal-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:2px;text-align:center}
.cal-grid .dow{font-size:11px;font-weight:700;color:var(--muted);padding:4px 0;letter-spacing:.04em}
.day{aspect-ratio:1/1;max-width:100%;border-radius:10px;border:0;background:none;color:inherit;font:inherit;font-variant-numeric:tabular-nums;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;cursor:pointer;font-size:14px}
.day:hover{background:var(--surface-2)}
.day.other{visibility:hidden}
.day.today{font-weight:700;color:var(--accent)}
.day.sel{background:var(--accent);color:var(--accent-ink)}
.dots{display:flex;gap:3px;height:5px}
.dots i{width:5px;height:5px;border-radius:50%;background:var(--accent)}
.dots i.b{background:var(--warn)}
.day.sel .dots i{background:var(--accent-ink)}
.balance{padding:16px;display:flex;flex-direction:column;gap:10px}
.balance .big{font-family:var(--display);font-weight:700;font-size:22px}
.balance-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between}
details.past summary{cursor:pointer;color:var(--muted);font-size:14px;padding:4px 2px}
/* tabs */
.tabs{position:fixed;left:0;right:0;bottom:0;background:var(--surface);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr);padding:6px 4px calc(6px + env(safe-area-inset-bottom,0px));z-index:5}
.tabs button{font:inherit;font-size:12px;font-weight:600;background:none;border:0;color:var(--muted);padding:6px 0;border-radius:10px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:3px;position:relative}
.tabs button svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tabs button[aria-selected="true"]{color:var(--accent)}
.tabs .badge{position:absolute;top:2px;left:calc(50% + 8px);min-width:8px;height:8px;border-radius:4px;background:var(--bad)}
.fab{position:fixed;right:16px;bottom:calc(76px + env(safe-area-inset-bottom,0px));z-index:6;font:inherit;font-weight:700;font-size:15px;background:var(--accent);color:var(--accent-ink);border:0;border-radius:999px;padding:13px 20px;box-shadow:0 6px 18px rgba(30,40,110,.3);cursor:pointer}
/* sheet */
.sheet-wrap{position:fixed;inset:0;background:rgba(10,12,20,.45);z-index:10;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:var(--surface);width:100%;max-width:560px;max-height:92%;overflow:auto;border-radius:20px 20px 0 0;padding:20px 16px calc(20px + env(safe-area-inset-bottom,0px))}
@media (min-width:600px){.sheet-wrap{align-items:center}.sheet{border-radius:20px}}
form{display:flex;flex-direction:column;gap:14px}
.field{display:flex;flex-direction:column;gap:5px}
.field label{font-size:13px;font-weight:600;color:var(--muted)}
.field input[type=text],.field input[type=number],.field input[type=date],.field select,.field textarea{font:inherit;font-size:16px;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--surface-2);color:var(--ink);width:100%}
.field textarea{min-height:70px;resize:vertical}
.check{display:flex;gap:10px;align-items:center;font-weight:500}
.check input{width:20px;height:20px;accent-color:var(--accent)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-actions{display:flex;gap:10px;justify-content:space-between;align-items:center;flex-wrap:wrap}
.form-actions .right{display:flex;gap:10px;margin-left:auto}
.err{color:var(--bad);font-size:14px}
.chooser{display:grid;gap:10px}
.chooser button{text-align:left;padding:14px 16px}
.chooser button span{display:block;font-weight:400;color:var(--muted);font-size:13px}
.hint{font-size:13px;color:var(--muted)}
@media (prefers-reduced-motion:no-preference){.sheet{animation:up .18s ease-out}@keyframes up{from{transform:translateY(24px);opacity:.6}}}

/* self-hosted additions */
[hidden]{display:none!important}
.who-btn{display:flex;align-items:center;background:none;border:0;padding:4px;margin:0;cursor:pointer;border-radius:999px;-webkit-appearance:none;appearance:none;color:inherit}
.chip{display:block;flex:0 0 34px;width:34px;height:34px;border-radius:50%;border:2px solid var(--bg);padding:0;text-align:center;line-height:30px;font-family:var(--body);font-weight:700;font-size:13px;letter-spacing:0;background:var(--accent);color:var(--accent-ink);position:relative}
.chip.two{margin-left:-10px;background:var(--warn);color:var(--surface)}
.chip.empty{margin-left:-10px;background:var(--surface-2);color:var(--muted);border-style:dashed;border-color:var(--line)}
.gate{padding:22px 18px;display:flex;flex-direction:column;gap:14px}
.gate h2{font-size:24px}
.gate p{margin:0}
.gate form .btn.primary{padding:12px}
.ok{color:var(--good);font-size:14px}
.code-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.code{font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:24px;font-weight:700;letter-spacing:.18em;background:var(--surface);padding:6px 12px;border-radius:10px;user-select:all;-webkit-user-select:all}
.field input[type=email],.field input[type=password]{font:inherit;font-size:16px;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--surface-2);color:var(--ink);width:100%}
#view{display:flex;flex-direction:column;gap:18px}

.field input[type=range]{width:100%;accent-color:var(--accent);height:28px;margin:0}
.split-scale{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted);gap:8px}
.split-read{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;background:var(--surface-2);border-radius:10px;padding:10px 12px;font-variant-numeric:tabular-nums;font-size:14px}

.toast{position:fixed;left:16px;right:16px;bottom:calc(140px + env(safe-area-inset-bottom,0px));max-width:560px;margin:0 auto;z-index:8;background:var(--ink);color:var(--bg);border-radius:14px;padding:12px 14px;display:flex;align-items:center;justify-content:space-between;gap:10px;box-shadow:var(--shadow);font-size:14px}
.toast .btn.ghost{color:var(--bg);text-decoration:underline}
details.paid-log summary{display:flex;justify-content:space-between;align-items:center;font-family:var(--display);font-weight:600;font-size:19px;color:var(--ink);padding:6px 2px;list-style:none}
.paid-log summary::-webkit-details-marker{display:none}
.paid-log summary>span:first-child::after{content:"  ▸";font-size:14px;color:var(--muted)}
.paid-log[open] summary>span:first-child::after{content:"  ▾"}
.paid-row{cursor:default}
.paid-row:hover{background:none}

.top-actions{display:flex;align-items:center;gap:6px}
.icon-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--ink);display:grid;place-items:center;cursor:pointer;padding:0}
.icon-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.icon-btn .i-sun{display:none}
.icon-btn.is-dark .i-sun{display:block}
.icon-btn.is-dark .i-moon{display:none}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg .btn[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}

/* paid feedback */
.btn.done{background:var(--good);border-color:var(--good);color:var(--bg);display:inline-flex;align-items:center;gap:4px}
.btn.done svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
@media (prefers-reduced-motion: no-preference){
  .btn.done{animation:pop .32s cubic-bezier(.3,1.6,.5,1)}
  .btn.done svg path{stroke-dasharray:22;stroke-dashoffset:22;animation:draw .3s ease-out .05s forwards}
  .row.paying{animation:paidflash .52s ease forwards}
  .toast.pop{animation:toastin .22s ease-out}
}
.row.paying{background:var(--good-soft)}
@keyframes pop{0%{transform:scale(.9)}60%{transform:scale(1.06)}100%{transform:scale(1)}}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes paidflash{0%{background:transparent}35%{background:var(--good-soft)}100%{background:var(--good-soft);transform:translateX(4px)}}
@keyframes toastin{from{transform:translateY(12px);opacity:0}to{transform:none;opacity:1}}
.btn.done:disabled{opacity:1}
.row.paying .main,.row.paying .datebox,.row.paying .amt{transition:opacity .4s ease .15s;opacity:.55}

/* groceries */
.tabs button{font-size:11px;letter-spacing:-.01em}
form.g-add{display:flex;flex-direction:row;gap:8px;padding:8px;align-items:center}
.g-add input[type=text]{flex:1 1 auto;min-width:0;font:inherit;font-size:16px;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--surface-2);color:var(--ink)}
.g-add select{flex:0 1 36%;min-width:0;font:inherit;font-size:14px;padding:10px 6px;border-radius:10px;border:1px solid var(--line);background:var(--surface-2);color:var(--ink)}
.g-add .btn{flex:0 0 auto;padding:10px 14px}
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 4px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.chips::-webkit-scrollbar{display:none}
.chip-f{flex:0 0 auto;font:inherit;font-size:14px;font-weight:600;border-radius:999px;padding:7px 12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;white-space:nowrap}
.chip-f span{color:var(--muted);font-weight:500;font-variant-numeric:tabular-nums;margin-left:2px}
.chip-f[aria-selected="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.chip-f[aria-selected="true"] span{color:var(--accent-ink);opacity:.8}
.chip-f.add{border-style:dashed;color:var(--accent);background:none}
.g-row{display:flex;align-items:center;gap:4px;border-top:1px solid var(--line);padding:4px 10px 4px 6px}
.g-row:first-child{border-top:0}
.g-check{flex:0 0 auto;width:44px;height:44px;display:grid;place-items:center;background:none;border:0;cursor:pointer;padding:0;color:var(--accent-ink)}
.g-check svg{width:24px;height:24px;border-radius:50%;border:2px solid var(--line);padding:3px;fill:none;stroke:transparent;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;transition:background .15s,border-color .15s}
.g-check[aria-pressed="true"] svg{background:var(--good);border-color:var(--good);stroke:var(--bg)}
.g-main{flex:1 1 auto;min-width:0;text-align:left;background:none;border:0;padding:10px 4px;font:inherit;color:inherit;cursor:pointer;display:flex;flex-direction:column;gap:2px}
.g-name{font-weight:600;overflow-wrap:anywhere}
.g-qty{font-weight:500;color:var(--muted)}
.g-row.done .g-name{text-decoration:line-through;color:var(--muted);font-weight:500}
.store-row{padding:8px 10px;gap:8px}
.store-row input{flex:1;min-width:0;font:inherit;font-size:16px;padding:8px 10px;border-radius:8px;border:1px solid transparent;background:none;color:var(--ink)}
.store-row input:focus{border-color:var(--line);background:var(--surface-2)}
.btn.danger.armed{background:var(--bad);color:#fff;border-color:var(--bad)}
.grocery-peek{display:flex;flex-direction:column;gap:10px;padding:14px;text-align:left;border:0;font:inherit;color:inherit;cursor:pointer;width:100%}
.peek-items{display:flex;flex-wrap:wrap;gap:6px}
.chip-item{font-size:13px;font-weight:600;padding:4px 10px;border-radius:999px;background:var(--surface-2)}
.chip-item.more{color:var(--muted)}
@media (max-width:360px){.g-add{flex-wrap:wrap}.g-add select{flex:1 1 auto}}

/* settle up */
.settle{display:flex;flex-direction:column;gap:10px;padding-top:4px;border-top:1px solid var(--line)}
.btn.venmo{text-align:center;text-decoration:none;padding:11px 14px;background:#008CFF;border-color:#008CFF;color:#fff}
.zelle{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:14px}
.zelle span{flex:1 1 auto;min-width:0;overflow-wrap:anywhere}
.stat-link{cursor:pointer}

/* swipe to delete */
.swipe-wrap{position:relative;overflow:hidden}
.swipe-wrap + .swipe-wrap{border-top:1px solid var(--line)}
.swipe-wrap > .row,.swipe-wrap > .g-row{border-top:0;position:relative;z-index:1;background:var(--surface);touch-action:pan-y;will-change:transform}
.swipe-bg{position:absolute;inset:0;background:var(--bad);display:flex;justify-content:flex-end;align-items:stretch}
.swipe-del{width:88px;border:0;background:none;color:#fff;font:inherit;font-weight:700;font-size:15px;cursor:pointer;transition:width .15s ease}
.swipe-wrap.far .swipe-del{width:100%;text-align:right;padding-right:24px}
.swipe-wrap.removing{transition:opacity .2s ease;opacity:0}
.row.paying{background:var(--good-soft)}
.swipe-wrap > .row:hover{background:var(--surface-2)}
.swipe-bg{visibility:hidden}
.swipe-wrap.swiping .swipe-bg,.swipe-wrap.open .swipe-bg,.swipe-wrap.removing .swipe-bg{visibility:visible}