/* Ledger layout: summary strip, installment grid, then members and pot usage. */
:root{
  --bg:#f5f7f8;--surface:#fff;--sunk:#eef2f4;--fg:#13303e;--muted:#5f7380;--line:#dbe3e8;
  --navy:#1d5068;--accent:#ff7f00;--accent-ink:#fff;
  --ok:#1f8a5a;--ok-bg:#e3f4ec;--warn:#b26a00;--warn-bg:#fff1dc;--bad:#c0392b;--bad-bg:#fbe5e2;--idle:#e9eef1;
  --f-display:"Sora",system-ui,sans-serif;--f-body:"IBM Plex Sans",system-ui,sans-serif;--f-mono:"IBM Plex Mono",ui-monospace,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0e1b22;--surface:#15262f;--sunk:#1b313c;--fg:#e4eef2;--muted:#94a9b4;--line:#27404c;
  --navy:#7fb6d1;--accent:#ff9a3d;--accent-ink:#1a1206;
  --ok:#5fd19b;--ok-bg:#163a2b;--warn:#f2b45c;--warn-bg:#3a2a12;--bad:#ff8a7a;--bad-bg:#3d1d1a;--idle:#203640;color-scheme:dark}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--f-body);font-size:14px;line-height:1.5;padding-inline:16px;padding-block:20px 48px}
[hidden]{display:none!important}
.wrap{max-width:1180px;margin:0 auto;display:flex;flex-direction:column;gap:20px}
#main{display:flex;flex-direction:column;gap:20px}
h1,h2,h3{font-family:var(--f-display);margin:0;text-wrap:balance}
.num{font-variant-numeric:tabular-nums}
header{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:flex-end;justify-content:space-between}
.logo{height:34px;width:auto;display:block;margin-bottom:8px}
@media (prefers-color-scheme:dark){.logo{background:#fff;border-radius:6px;padding:4px 8px;height:40px}}
.brand h1{font-size:clamp(22px,3.2vw,30px);color:var(--navy);font-weight:700}
.brand p{margin:2px 0 0;color:var(--muted)}
.hdr-ctl{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
select,input,button,textarea{font:inherit;color:inherit}
select,input,textarea{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:8px 10px;min-width:0;width:100%}
.hdr-ctl select{width:auto}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:8px 14px;cursor:pointer;font-weight:500;width:auto}
.btn:hover{border-color:var(--navy)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.btn.ghost{background:transparent}
.btn.sm{padding:4px 10px;font-size:12.5px}
.role{font-size:12px;padding:4px 10px;border-radius:99px;background:var(--sunk);color:var(--muted)}
.you{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:12px;padding:14px 16px;display:flex;flex-wrap:wrap;gap:8px 28px;align-items:center}
.you b{font-family:var(--f-display);font-size:18px}
.you span{color:var(--muted);font-size:13px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:1px;background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.kpi{background:var(--surface);padding:14px 16px;box-shadow:0 0 0 1px var(--line);display:flex;flex-direction:column;gap:2px}
.kpi span{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.kpi b{font-family:var(--f-display);font-size:22px;font-weight:600}
.kpi em{font-style:normal;font-size:12px;color:var(--muted)}
.bar{height:6px;background:var(--idle);border-radius:9px;overflow:hidden;margin-top:6px}
.bar i{display:block;height:100%;background:var(--accent)}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:12px;min-width:0}
.ph{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;justify-content:space-between}
.ph h2{font-size:17px;color:var(--navy)}
.ph p{margin:0;color:var(--muted);font-size:13px}
.legend{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:5px;vertical-align:-1px}
.scroll{overflow-x:auto}
table{border-collapse:collapse;width:100%}
th,td{text-align:left;padding:7px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
th{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}
td.r,th.r{text-align:right}
.grid th.m,.grid td.m{text-align:center;padding:5px 3px}
tr.me td{background:var(--warn-bg)}
.who{font-weight:600}
.who small{display:block;font-weight:400;color:var(--muted);font-size:12px}
.code{font-family:var(--f-mono);font-size:12.5px;background:var(--sunk);padding:2px 7px;border-radius:5px}
.cell{width:30px;height:26px;border-radius:6px;border:0;display:inline-grid;place-items:center;font-size:11px;font-family:var(--f-mono);cursor:default;padding:0}
.c-paid{background:var(--ok-bg);color:var(--ok)}.c-due{background:var(--warn-bg);color:var(--warn)}.c-late{background:var(--bad-bg);color:var(--bad)}.c-future{background:var(--idle);color:var(--muted)}
.c-used{box-shadow:inset 0 0 0 2px var(--accent)}
.admin .cell{cursor:pointer}
th.now{color:var(--accent)}
.chip{display:inline-block;font-size:11.5px;font-weight:600;padding:2px 9px;border-radius:99px}
.chip.ok{background:var(--ok-bg);color:var(--ok)}.chip.warn{background:var(--warn-bg);color:var(--warn)}.chip.bad{background:var(--bad-bg);color:var(--bad)}.chip.idle{background:var(--idle);color:var(--muted)}.chip.acc{background:var(--accent);color:var(--accent-ink)}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,460px),1fr));gap:20px}
.empty{padding:28px 12px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:10px}
.empty b{display:block;color:var(--fg);font-family:var(--f-display);font-size:16px;margin-bottom:4px}
.note{font-size:12.5px;color:var(--muted);margin:0}
.center{text-align:center}
.rules{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:6px}
.login{max-width:420px;margin:24px auto 0;width:100%}
.loginform{display:flex;flex-direction:column;gap:10px}
dialog{border:1px solid var(--line);border-radius:14px;background:var(--surface);color:var(--fg);padding:0;width:min(460px,calc(100vw - 32px))}
dialog::backdrop{background:rgb(10 25 33 / .45)}
.dlg{padding:18px;display:flex;flex-direction:column;gap:12px}
.dlg h3{font-size:17px;color:var(--navy)}
.fld{display:flex;flex-direction:column;gap:4px}
.fld label{font-size:12px;color:var(--muted);font-weight:500}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.acts{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}
.err{color:var(--bad);font-size:12.5px;min-height:1em;margin:0}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(20px + env(safe-area-inset-bottom,0px));background:var(--fg);color:var(--bg);padding:9px 16px;border-radius:99px;font-size:13px;opacity:0;transition:opacity .2s;pointer-events:none}
.toast.on{opacity:1}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}