:root{
  --bg:#F2F5F3; --surface:#FFFFFF; --ink:#1C2A26; --muted:#5C6C67; --line:#D7E1DC;
  --brand:#3F6F62; --brand-ink:#FFFFFF; --soft:#E3EEEA; --warn:#B57A0B; --warn-soft:#FBEFD3;
  --bad:#B0453A; --bad-soft:#F7DDD9; --slip:#FFFFFF; --shadow:0 1px 0 rgba(28,42,38,.06);
  color-scheme:light;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#111715; --surface:#1A221F; --ink:#E5EDE9; --muted:#9AABA4; --line:#2B3833;
    --brand:#80B9A7; --brand-ink:#0E1915; --soft:#21302B; --warn:#E2B24E; --warn-soft:#382D16;
    --bad:#E68476; --bad-soft:#3A2220; --slip:#1F2925; --shadow:none; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#111715; --surface:#1A221F; --ink:#E5EDE9; --muted:#9AABA4; --line:#2B3833;
  --brand:#80B9A7; --brand-ink:#0E1915; --soft:#21302B; --warn:#E2B24E; --warn-soft:#382D16;
  --bad:#E68476; --bad-soft:#3A2220; --slip:#1F2925; --shadow:none; color-scheme:dark;
}
*,*::before,*::after{box-sizing:inherit}
html{height:100%;scroll-padding-top:calc(env(safe-area-inset-top,0px) + 64px)}
body{margin:0;min-height:100%;background:var(--bg);color:var(--ink);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:16px;line-height:1.5;
  -webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
.num{font-variant-numeric:tabular-nums}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

header{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--bg);
  padding:14px 20px 10px;max-width:600px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px}
header h1{font-size:1.05rem;font-weight:800;margin:0;letter-spacing:-.01em}
.status{font-size:.78rem;color:var(--muted);text-align:right}
main{max-width:600px;margin:0 auto;padding:4px 20px 120px}
h2{font-size:1.6rem;font-weight:800;letter-spacing:-.02em;margin:8px 0 4px;line-height:1.2}
.lede{color:var(--muted);margin:0 0 20px;font-size:.95rem}
.hint{color:var(--muted);font-size:.85rem}

nav.tabs{position:fixed;left:0;right:0;bottom:0;z-index:6;background:var(--surface);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom,0px)}
nav.tabs .row{max-width:600px;margin:0 auto;display:grid;grid-template-columns:repeat(5,1fr)}
nav.tabs button{background:none;border:0;padding:10px 4px 12px;font-size:.78rem;font-weight:600;color:var(--muted);position:relative}
nav.tabs button[aria-current="page"]{color:var(--brand)}
nav.tabs button[aria-current="page"]::before{content:"";position:absolute;top:0;left:28%;right:28%;height:3px;border-radius:0 0 3px 3px;background:var(--brand)}
nav.tabs svg{display:block;margin:0 auto 3px;width:22px;height:22px}
.badge{display:inline-block;min-width:18px;padding:0 5px;border-radius:9px;background:var(--warn);color:#fff;font-size:.7rem;line-height:18px;margin-left:2px}

.btn{border:0;border-radius:10px;padding:12px 16px;font-weight:700;background:var(--brand);color:var(--brand-ink)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.small{padding:8px 12px;font-size:.88rem;border-radius:8px}
.btn.danger{background:var(--bad);color:#fff}
.btn:disabled{opacity:.5;cursor:default}
.linkbtn{background:none;border:0;color:var(--brand);font-weight:700;padding:4px 0}

/* Month summary styled like the totals block of a receipt */
.monthbar{display:flex;align-items:center;justify-content:space-between;margin:4px 0 14px}
.monthbar h2{margin:0}
.monthbar .arrows{display:flex;gap:6px}
.arrow{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--surface);font-size:1.1rem}
.totals{background:var(--slip);border-radius:12px 12px 0 0;padding:18px 18px 22px;position:relative;box-shadow:var(--shadow);margin-bottom:26px}
.totals::after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:10px;
  background:linear-gradient(-45deg,transparent 7px,var(--slip) 0) 0 0/14px 10px repeat-x,
             linear-gradient(45deg,transparent 7px,var(--slip) 0) 0 0/14px 10px repeat-x}
.trow{display:flex;justify-content:space-between;padding:5px 0;font-size:.98rem}
.trow span:first-child{color:var(--muted)}
.trow.total{border-top:1px dashed var(--line);margin-top:8px;padding-top:12px;font-weight:800;font-size:1.25rem}
.trow.total span:first-child{color:var(--ink)}
.neg{color:var(--bad)}

.cats{display:flex;flex-direction:column;gap:2px;margin-bottom:24px}
.cat{padding:10px 0;border-bottom:1px solid var(--line)}
.cat .top{display:flex;justify-content:space-between;gap:10px;font-size:.95rem}
.cat .top b{font-weight:600}
.cat .top .amt{color:var(--muted);white-space:nowrap}
.bar{height:6px;border-radius:3px;background:var(--soft);margin-top:7px;overflow:hidden}
.bar i{display:block;height:100%;border-radius:3px;background:var(--brand)}
.bar i.warn{background:var(--warn)} .bar i.bad{background:var(--bad)}
.group-label{font-size:.85rem;font-weight:700;color:var(--muted);margin:18px 0 2px}

/* Add */
.tiles{display:grid;gap:12px;margin-bottom:18px}
.tile{display:flex;gap:14px;align-items:flex-start;text-align:left;width:100%;background:var(--surface);border:1px solid var(--line);
  border-radius:14px;padding:18px;box-shadow:var(--shadow)}
.tile .ic{flex:none;width:44px;height:44px;border-radius:12px;background:var(--soft);color:var(--brand);display:grid;place-items:center}
.tile b{display:block;font-size:1.05rem;margin-bottom:2px}
.tile span{color:var(--muted);font-size:.9rem}
.tile input,.pick input{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden;clip:rect(0 0 0 0)}
.tile{position:relative}
.picks{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.pick{position:relative;display:inline-block;border-radius:8px;padding:9px 14px;font-weight:700;font-size:.9rem;background:var(--brand);color:var(--brand-ink);cursor:pointer}
.pick.alt{background:transparent;color:var(--ink);border:1px solid var(--line)}
.pick.off{opacity:.5;pointer-events:none}
div.tile{cursor:default}
.progress{list-style:none;padding:0;margin:0 0 16px}
.progress li{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid var(--line);font-size:.9rem}
.progress li span:last-child{color:var(--muted);white-space:nowrap}
.progress li.err span:last-child{color:var(--bad)}
.notice{background:var(--warn-soft);border-radius:10px;padding:12px 14px;font-size:.9rem;margin-bottom:16px}

/* Review slips */
.reviewbar{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.slip{background:var(--slip);border-radius:12px 12px 0 0;padding:16px 16px 20px;margin-bottom:28px;position:relative;box-shadow:var(--shadow)}
.slip::after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:10px;
  background:linear-gradient(-45deg,transparent 7px,var(--slip) 0) 0 0/14px 10px repeat-x,
             linear-gradient(45deg,transparent 7px,var(--slip) 0) 0 0/14px 10px repeat-x}
.slip .meta{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:.8rem;color:var(--muted)}
.chip{display:inline-block;border-radius:20px;padding:2px 9px;font-size:.75rem;font-weight:700;background:var(--soft);color:var(--brand)}
.chip.warn{background:var(--warn-soft);color:var(--warn)}
.slip .thumb{width:56px;height:56px;border-radius:8px;object-fit:cover;float:right;margin:0 0 8px 10px;border:1px solid var(--line)}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.fields label{display:flex;flex-direction:column;gap:4px;font-size:.78rem;font-weight:600;color:var(--muted)}
.fields .wide{grid-column:1/-1}
.fields input,.fields select,.setup input,.setup select{width:100%;padding:10px 11px;border:1px solid var(--line);border-radius:8px;background:var(--bg);font-size:.98rem;color:var(--ink);min-width:0}
.slip .actions{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}

/* Log */
.logmonth{font-weight:800;margin:20px 0 4px;font-size:1rem}
.tx{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}
.tx .d{min-width:0}
.tx .d b{display:block;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tx .d small{color:var(--muted)}
.tx .r{text-align:right;white-space:nowrap}
.tx .r button{display:block;margin-left:auto;background:none;border:0;color:var(--muted);font-size:.78rem;padding:2px 0}
.tx .r button.confirm{color:var(--bad);font-weight:700}
textarea.csv{width:100%;height:160px;font-family:ui-monospace,Menlo,monospace;font-size:.78rem;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);padding:8px}

/* Setup */
.setup .crow{display:grid;grid-template-columns:1fr 104px 96px 36px;gap:6px;margin-bottom:6px;align-items:center}
.setup .crow.head{font-size:.75rem;font-weight:700;color:var(--muted)}
.setup .x{border:0;background:none;color:var(--muted);font-size:1.2rem;height:40px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;margin:18px 0}
.card h3{margin:0 0 6px;font-size:1rem}
.card p{margin:0 0 10px;font-size:.92rem;color:var(--muted)}
.empty{text-align:center;padding:40px 10px;color:var(--muted)}
.empty b{display:block;color:var(--ink);font-size:1.1rem;margin-bottom:6px}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(84px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);
  padding:10px 16px;border-radius:10px;font-size:.9rem;font-weight:600;z-index:20;max-width:90vw}
@media (max-width:420px){.setup .crow{grid-template-columns:1fr 92px 80px 30px}}
@media (prefers-reduced-motion:no-preference){.slip{animation:in .25s ease-out}@keyframes in{from{opacity:0;transform:translateY(6px)}}}
.signin{text-align:center;padding:48px 8px}.signin .btn{margin-top:18px;min-width:200px}.joinrow{display:flex;gap:8px;margin-top:8px}.joinrow input{flex:1;min-width:0;padding:10px 11px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);text-transform:uppercase}.code{font:700 1.3rem ui-monospace,Menlo,monospace;letter-spacing:.06em;margin:6px 0}.members{list-style:none;padding:0;margin:0 0 10px}.members li{padding:6px 0;border-bottom:1px solid var(--line);font-size:.92rem;display:flex;justify-content:space-between;gap:8px}.members small{color:var(--muted)}.who{color:var(--muted);font-size:.75rem}