:root{
  --bg:#F2F0F7; --paper:#FFFFFF; --ink:#191B2A; --muted:#6E6C86;
  --line:#E4E1EE; --accent:#3D2BD9; --accent-soft:#EEEBFF;
  --owe:#D1345B; --amber:#FFC94D; --radius:14px;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,monospace;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased;
}
button{font:inherit;color:inherit;cursor:pointer}
input{font:inherit;color:inherit}
[hidden]{display:none!important}
.screen{height:100%;overflow:hidden}
.wrap{max-width:1180px;margin:0 auto;padding:0 18px;height:100%;overflow-y:auto}
.wrap.col{display:flex;flex-direction:column;overflow:hidden}

/* ---- header ---- */
.bar{display:flex;align-items:center;gap:14px;padding:16px 0 14px;border-bottom:1px solid var(--line)}
.mark{width:34px;height:34px;border-radius:10px;background:var(--ink);color:#fff;display:grid;place-items:center;font-weight:800;flex:none}
.back{width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:var(--paper);display:grid;place-items:center;flex:none}
.back:hover{border-color:var(--accent);color:var(--accent)}
.roomname{font-weight:700;letter-spacing:-.02em}
.roomsub{color:var(--muted);font-size:12.5px}
.bar .grow{flex:1}
.chip{border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:7px 13px;font-size:13px;font-weight:600;display:inline-flex;gap:7px;align-items:center}
.chip:hover{border-color:#C9C3E6}
.chip .code,input.code{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase}
.chip .code{color:var(--accent)}
.ghost{border:0;background:none;color:var(--muted);font-size:13px;padding:7px 10px;border-radius:8px}
.ghost:hover{background:#E9E6F3;color:var(--ink)}

/* ---- auth ---- */
.gate{display:flex;align-items:center;justify-content:center;padding:32px 18px;overflow-y:auto}
.panel{max-width:440px;width:100%}
.kicker{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:700;margin-bottom:12px}
.panel h1{font-size:clamp(30px,6vw,42px);line-height:1.05;letter-spacing:-.035em;margin:0 0 12px;font-weight:800}
.panel h1 em{font-style:normal;color:var(--accent)}
.lead{color:var(--muted);margin:0 0 24px;font-size:15.5px}
.tabs{display:flex;gap:6px;background:#E7E4F1;padding:4px;border-radius:12px;margin-bottom:18px}
.tab{flex:1;border:0;background:none;padding:9px;border-radius:9px;font-weight:600;font-size:14px;color:var(--muted)}
.tab.on{background:var(--paper);color:var(--ink);box-shadow:0 1px 3px rgba(25,27,42,.09)}
.field{margin-bottom:12px}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--muted);margin-bottom:6px}
.field input{width:100%;padding:13px 14px;border:1.5px solid var(--line);border-radius:12px;background:var(--paper);outline:0}
.field input:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(61,43,217,.1)}
.cta{width:100%;border:0;background:var(--ink);color:#fff;padding:14px;border-radius:12px;font-weight:600;transition:background .15s}
.cta:hover{background:var(--accent)}
.cta:disabled{opacity:.55;cursor:default}
.cta.alt{background:var(--paper);color:var(--ink);border:1.5px solid var(--line)}
.cta.alt:hover{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}
.err{color:var(--owe);font-size:13.5px;margin-top:10px;min-height:18px}

/* ---- rooms ---- */
.rooms{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px;padding:20px 0}
.roomcard{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:16px;text-align:left;transition:border-color .15s,transform .15s}
.roomcard:hover{border-color:var(--accent);transform:translateY(-2px)}
.roomcard .rn{font-weight:700;letter-spacing:-.01em;margin-bottom:3px}
.roomcard .rm{color:var(--muted);font-size:12.5px}
.roomcard .rt{font-family:var(--mono);font-size:20px;font-weight:600;margin-top:12px}
.roomcard .rc{font-family:var(--mono);font-size:11.5px;color:var(--accent);letter-spacing:.1em;margin-top:2px}
.twoup{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding-bottom:30px}
.twoup .field{margin-bottom:10px}

/* ---- ledger ---- */
.main{flex:1;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;padding:18px 0 0;min-height:0}
.feedcol{display:flex;flex-direction:column;min-height:0}
.feed{flex:1;overflow-y:auto;padding:4px 2px 8px}
.daylabel{display:flex;align-items:center;gap:12px;margin:20px 0 8px;font-size:11.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.daylabel:first-child{margin-top:4px}
.daylabel::after{content:"";flex:1;height:1px;background:var(--line)}
.daylabel .dsum{font-family:var(--mono);letter-spacing:0;text-transform:none;font-size:12px}
.row{display:flex;align-items:baseline;gap:10px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:11px 14px;margin-bottom:7px;animation:pop .28s cubic-bezier(.2,.8,.3,1.2) both}
@keyframes pop{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.who{font-size:12px;font-weight:700;padding:3px 9px;border-radius:999px;flex:none;align-self:center;background:var(--accent-soft);color:var(--accent)}
.who.c1{background:#FFF1DB;color:#9A6400}
.who.c2{background:#E0F5EE;color:#0B6E53}
.who.c3{background:#FDE7EE;color:#A81E45}
.what{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:50%}
.leader{flex:1;border-bottom:1.5px dotted #CFCADF;transform:translateY(-4px);min-width:14px}
.amt{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:600;white-space:nowrap}
.amt small{font-weight:500;color:var(--muted);margin-left:2px}
.time{font-size:11.5px;color:#A3A0B5;font-family:var(--mono);flex:none;width:38px;text-align:right}
.del{border:0;background:none;color:#C6C2D6;padding:0 0 0 6px;font-size:16px;line-height:1;opacity:0;flex:none}
.row:hover .del{opacity:1}
.del:hover{color:var(--owe)}
.empty{border:1.5px dashed #D6D1E8;border-radius:var(--radius);padding:34px 26px;text-align:center;color:var(--muted);background:rgba(255,255,255,.55);margin-top:8px}
.empty b{display:block;color:var(--ink);font-size:16px;margin-bottom:6px}
.empty code{font-family:var(--mono);background:var(--accent-soft);color:var(--accent);padding:2px 7px;border-radius:6px}

/* ---- composer ---- */
.composer{padding:10px 0 18px}
.preview{height:0;overflow:hidden;opacity:0;transition:height .18s,opacity .18s;display:flex;gap:8px;font-size:12.5px;color:var(--muted);padding-left:4px}
.preview.on{height:26px;opacity:1}
.preview b{color:var(--ink)}
.preview .pamt{font-family:var(--mono);font-weight:600;color:var(--accent)}
.inputline{display:flex;gap:8px;align-items:center;background:var(--paper);border:1.5px solid var(--line);border-radius:14px;padding:6px 6px 6px 14px;transition:border-color .15s,box-shadow .15s}
.inputline:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px rgba(61,43,217,.1)}
.inputline input{flex:1;border:0;outline:0;background:none;padding:11px 0;font-size:15px}
.send{border:0;background:var(--ink);color:#fff;border-radius:10px;width:40px;height:40px;display:grid;place-items:center;flex:none}
.send:hover{background:var(--accent)}
.quick{display:flex;gap:6px;flex-wrap:wrap;margin-top:9px}
.quick button{border:1px solid var(--line);background:rgba(255,255,255,.7);border-radius:999px;padding:5px 11px;font-size:12.5px;color:var(--muted)}
.quick button:hover{border-color:var(--accent);color:var(--accent)}

/* ---- sidebar ---- */
aside{display:flex;flex-direction:column;gap:14px;overflow-y:auto;padding-bottom:18px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.card h3{margin:0 0 12px;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700}
.total{font-family:var(--mono);font-size:30px;font-weight:600;letter-spacing:-.03em}
.total small{font-size:15px;color:var(--muted)}
.totsub{color:var(--muted);font-size:12.5px;margin-top:2px}
.pline{display:flex;align-items:baseline;gap:8px;padding:7px 0;border-top:1px solid var(--line)}
.pline:first-child{border-top:0}
.pline .nm{font-weight:600;font-size:14px}
.pline .pbar{flex:1;height:5px;border-radius:3px;background:#EFEDF6;overflow:hidden;transform:translateY(-2px)}
.pline .pbar i{display:block;height:100%;background:var(--accent);border-radius:3px;transition:width .4s}
.pline .v{font-family:var(--mono);font-size:13px;font-weight:600}
.settle{background:var(--ink);color:#fff;border:0}
.settle h3{color:rgba(255,255,255,.55)}
.sline{display:flex;align-items:center;gap:9px;padding:9px 0;border-top:1px solid rgba(255,255,255,.12);font-size:14px}
.sline:first-child{border-top:0}
.arrow{color:var(--amber);font-weight:700}
.sv{margin-left:auto;font-family:var(--mono);font-weight:600;color:var(--amber)}
.clean{color:rgba(255,255,255,.6);font-size:13.5px}
.payBtn{border:1px solid rgba(255,255,255,.25);background:none;color:#fff;border-radius:8px;padding:4px 9px;font-size:12px;margin-left:8px}
.payBtn:hover{background:rgba(255,255,255,.14)}

/* ---- toast ---- */
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:11px 18px;border-radius:11px;font-size:13.5px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:40}
.toast.on{opacity:1;transform:translate(-50%,0)}
.msum{display:none}
.backdrop{position:fixed;inset:0;background:rgba(25,27,42,.35);z-index:19;display:none}
.backdrop.on{display:block}

@media (max-width:860px){
  .main{grid-template-columns:1fr;gap:0}
  .twoup{grid-template-columns:1fr}
  aside{position:fixed;inset:auto 0 0;background:var(--paper);border-top:1px solid var(--line);border-radius:18px 18px 0 0;padding:14px 18px 18px;max-height:72vh;z-index:20;box-shadow:0 -14px 40px rgba(25,27,42,.16);transform:translateY(100%);transition:transform .28s cubic-bezier(.2,.8,.3,1)}
  aside.open{transform:none}
  .msum{display:flex;align-items:center;gap:10px;width:100%;background:var(--ink);color:#fff;border:0;border-radius:12px;padding:11px 14px;margin-bottom:9px;font-size:13.5px}
  .msum .mv{margin-left:auto;font-family:var(--mono);font-weight:600;color:var(--amber)}
  .time{display:none}
  .what{max-width:44%}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

select{font:inherit;color:inherit;width:100%;padding:13px 14px;border:1.5px solid var(--line);border-radius:12px;background:var(--paper);outline:0}
select:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(61,43,217,.1)}
.memberline,.requestline,.noticeline{padding:9px 0;border-top:1px solid var(--line);font-size:13px}
.memberline:first-child,.requestline:first-child,.noticeline:first-child{border-top:0}
.membermeta,.requestmeta,.noticemeta{color:var(--muted);font-size:11.5px;margin-top:3px}
.requestactions{display:flex;gap:6px;margin-top:7px}.requestactions button{border:1px solid var(--line);background:var(--paper);border-radius:8px;padding:5px 8px;font-size:12px}.requestactions button:hover{border-color:var(--accent);color:var(--accent)}
.modal{position:fixed;inset:0;z-index:50;display:grid;place-items:center;background:rgba(25,27,42,.35);padding:18px}.modalcard{width:min(440px,100%);max-height:80vh;overflow:auto;box-shadow:0 20px 60px rgba(25,27,42,.2)}.noticeList{margin-bottom:10px}.unread{font-weight:700}

/* notification icon */
.notifyIcon{position:relative;width:38px;height:38px;border:1px solid var(--line);background:var(--paper);border-radius:11px;display:grid;place-items:center;color:var(--muted);flex:none}
.notifyIcon:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.notifyIcon span{position:absolute;right:-5px;top:-6px;display:grid;place-items:center;min-width:18px;height:18px;padding:0 5px;border:2px solid var(--bg);border-radius:999px;background:var(--owe);color:#fff;font-size:9px;font-weight:800;line-height:1}
.notifyIcon span:empty{display:none}
.fxOriginal{display:block;color:var(--muted);font-family:var(--mono);font-size:10.5px;font-weight:500;margin-top:2px;text-align:right}
.payHint{font-size:13px;color:var(--muted);background:var(--accent-soft);border-radius:10px;padding:10px 12px;margin-bottom:12px}
.conversionPreview{min-height:38px;margin:-2px 0 12px;padding:9px 11px;border:1px dashed var(--line);border-radius:10px;color:var(--muted);font-size:12.5px}
.conversionPreview b{color:var(--accent);font-family:var(--mono)}


/* notification/header stability fixes */
.bar > .notifyIcon{margin-left:0;padding:0;appearance:none;-webkit-appearance:none;line-height:1;overflow:visible}
.notifyIcon svg{display:block;width:19px;height:19px;pointer-events:none}
.notifyIcon > span{margin:0;box-sizing:border-box}
.modal .ghost{display:inline-flex;align-items:center;justify-content:center;min-height:38px;margin-top:6px}
.noticeList{max-height:55vh;overflow-y:auto;padding-right:2px}
.noticeline{cursor:pointer;border-radius:9px;padding:10px 8px}
.noticeline:hover{background:var(--accent-soft)}
.noticeline.unread{background:#f7f5ff}
@media (max-width:640px){
  .bar{gap:8px;padding-top:12px}
  .bar .ghost{padding:7px 6px}
  .bar .chip{padding:7px 9px;max-width:132px;white-space:nowrap;overflow:hidden}
  .notifyIcon{width:36px;height:36px;border-radius:10px}
  #scRooms .bar .roomsub{max-width:110px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
}

/* Notification button interaction hardening */
.notifyIcon{cursor:pointer;z-index:2;touch-action:manipulation}
.notifyIcon:focus-visible{outline:3px solid rgba(79,70,229,.22);outline-offset:2px}
.notifyIcon:disabled{cursor:not-allowed;opacity:.55}

/* Modern notification center */
.notificationModalCard{width:min(540px,100%);padding:0;overflow:hidden;border:0;box-shadow:0 28px 90px rgba(25,27,42,.24)}
.notificationHead{display:flex;align-items:center;justify-content:space-between;padding:20px 22px 16px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff 0%,#fbfaff 100%)}
.notificationHead h3{margin:2px 0 0;font-size:20px;letter-spacing:-.025em;text-transform:none;color:var(--ink)}
.notificationEyebrow{font-size:10.5px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--accent)}
.notificationClose{width:36px;height:36px;border:1px solid var(--line);border-radius:11px;background:var(--paper);display:grid;place-items:center;font-size:24px;line-height:1;color:var(--muted);padding:0}
.notificationClose:hover{border-color:#cfc8ee;background:var(--accent-soft);color:var(--accent)}
.notificationModalCard .noticeList{margin:0;padding:10px;max-height:min(62vh,520px);overflow:auto;background:#f8f7fc}
.noticeline{position:relative;display:flex;align-items:flex-start;gap:12px;padding:13px;border:1px solid transparent;border-radius:13px;background:transparent;cursor:pointer;transition:background .15s,border-color .15s,transform .15s}
.noticeline+.noticeline{margin-top:6px}
.noticeline:hover{background:#fff;border-color:var(--line);transform:translateY(-1px)}
.noticeline.unread{background:#fff;border-color:#ded9fb;box-shadow:0 5px 18px rgba(61,43,217,.07)}
.noticeIcon{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;flex:none;background:var(--accent-soft);color:var(--accent)}
.noticeIcon svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.noticeBody{display:block;min-width:0;flex:1}
.noticeTop{display:flex;align-items:center;gap:10px}
.noticeTop strong{font-size:13.5px;line-height:1.35;color:var(--ink)}
.noticeTop time{margin-left:auto;white-space:nowrap;font-family:var(--mono);font-size:10.5px;color:#a19db2}
.noticeline .noticemeta{display:block;margin-top:4px;font-size:12.5px;line-height:1.45;color:var(--muted)}
.noticeDot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none;margin-top:5px;box-shadow:0 0 0 4px var(--accent-soft)}
.noticeEmpty{min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--muted)}
.noticeEmptyIcon{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-size:22px;margin-bottom:13px}
.noticeEmpty b{color:var(--ink);font-size:15px;margin-bottom:3px}
.noticeEmpty small{font-size:12.5px}

/* Settlement actions */
.payBtn,.requestPayBtn{border-radius:8px;padding:5px 9px;font-size:11.5px;font-weight:700;margin-left:5px;white-space:nowrap}
.payBtn{border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);color:#fff}
.requestPayBtn{border:1px solid rgba(255,201,77,.5);background:rgba(255,201,77,.12);color:var(--amber)}
.payBtn:hover{background:rgba(255,255,255,.18)}
.requestPayBtn:hover{background:rgba(255,201,77,.22)}
.requestMain{display:flex;align-items:flex-start;gap:8px}
.requestMain b{flex:1}
.requestMain span{font-family:var(--mono);font-size:11.5px;font-weight:700;white-space:nowrap;color:var(--accent)}
.requestactions .approveRequest{background:var(--accent);border-color:var(--accent);color:#fff}
.requestactions .approveRequest:hover{background:#3020bd;color:#fff}
@media(max-width:640px){
  .notificationModalCard{width:100%;max-height:88vh}
  .notificationHead{padding:17px 16px 14px}
  .notificationModalCard .noticeList{padding:8px}
  .noticeTop{align-items:flex-start}
  .noticeTop time{font-size:9.5px}
  .sline{flex-wrap:wrap}
  .payBtn,.requestPayBtn{margin-left:auto}
}

/* Profile avatars and expense author */
.entryPerson{display:flex;align-items:center;gap:9px;min-width:132px;max-width:190px;flex:none}
.entryAvatar,.profileAvatar{display:grid;place-items:center;overflow:hidden;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:800;flex:none}
.entryAvatar{width:34px;height:34px;font-size:11px;border:1px solid #ded9fb}
.entryAvatar img,.profileAvatar img{width:100%;height:100%;object-fit:cover;display:block}
.whoName{font-size:13.5px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.avatarFallback{letter-spacing:.02em}
.avatarEditor{display:flex;align-items:center;gap:14px;margin:2px 0 18px;padding:13px;border:1px solid var(--line);border-radius:14px;background:#faf9fd}
.profileAvatar{width:58px;height:58px;font-size:16px;border:2px solid #ded9fb}
.avatarUpload{display:inline-flex;align-items:center;justify-content:center;padding:8px 11px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink);font-size:12.5px;font-weight:700;cursor:pointer}
.avatarUpload:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.avatarEditor small{display:block;margin-top:5px;color:var(--muted);font-size:10.5px}

/* Hidden 10-digit room code */
.codeReveal{display:flex;align-items:center;gap:8px;min-height:38px;padding:8px 11px;border:1px solid var(--line);border-radius:11px;background:var(--paper);color:var(--muted);cursor:pointer;white-space:nowrap}
.codeReveal:hover,.codeReveal[aria-expanded="true"]{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.codeEye{display:block;flex:none}
.codeMask{font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--ink)}
.codeReveal[aria-expanded="true"] .codeMask{color:var(--accent);letter-spacing:.04em}

/* Compact, overflow-safe settlement card */
.settle{overflow:hidden}
.settlementItem{padding:11px 0;border-top:1px solid rgba(255,255,255,.12)}
.settlementItem:first-child{border-top:0;padding-top:2px}
.settlementRoute{display:grid;grid-template-columns:minmax(0,1fr) 18px minmax(0,1fr);align-items:center;gap:5px;font-size:12.5px}
.settlementName{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.settlementArrow{text-align:center;color:var(--amber);font-weight:800}
.settlementBottom{display:flex;align-items:center;gap:8px;margin-top:8px}
.settlementAmount{font-family:var(--mono);font-size:14px;color:var(--amber);white-space:nowrap}
.settlementBottom .payBtn,.settlementBottom .requestPayBtn{margin:0 0 0 auto;max-width:118px;overflow:hidden;text-overflow:ellipsis}
.settlementShare{display:flex;justify-content:space-between;gap:8px;padding-top:11px;margin-top:2px;border-top:1px solid rgba(255,255,255,.12);font-size:11.5px;color:rgba(255,255,255,.6)}
.settlementShare strong{font-family:var(--mono);color:#fff;white-space:nowrap}

@media(max-width:640px){
  .entryPerson{min-width:104px;max-width:138px;gap:7px}
  .entryAvatar{width:30px;height:30px}
  .whoName{font-size:12.5px}
  .codeReveal{padding:7px 9px;max-width:150px}
  .codeMask{font-size:10.5px}
}


/* v7 ledger alignment, settlement actions and room deletion */
.roomcard .rc{display:none!important}
.deleteRoomBtn{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line);border-radius:11px;background:var(--paper);color:#b45353;cursor:pointer;flex:none}
.deleteRoomBtn:hover{background:#fff2f2;border-color:#e7b8b8;color:#a22}
.deleteRoomBtn[hidden]{display:none!important}
.row{display:grid;grid-template-columns:minmax(155px,220px) minmax(90px,auto) minmax(24px,1fr) minmax(88px,auto) 52px 24px;align-items:center;gap:10px}
.entryPerson{min-width:0;max-width:none;width:auto}
.what{min-width:0;max-width:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.leader{width:100%;min-width:20px}
.amt{text-align:right;min-width:0}
.time{width:auto;text-align:right}
.settlementItem{display:flex;flex-direction:column;gap:9px}
.settlementBottom{margin-top:0;justify-content:flex-end}
.settlementAction{width:100%;max-width:none!important;margin:0!important;display:flex;justify-content:center;align-items:center;min-height:38px;border-radius:10px;font-weight:700}
#paymentCard{font-family:var(--mono);letter-spacing:.08em}
@media(max-width:900px){
 .row{grid-template-columns:minmax(130px,180px) minmax(70px,1fr) minmax(72px,auto) 42px 22px}
 .leader{display:none}
}
@media(max-width:640px){
 .row{grid-template-columns:minmax(102px,135px) minmax(58px,1fr) minmax(70px,auto) 22px;gap:7px;padding:10px}
 .time{display:none}
 .entryPerson{min-width:0;max-width:none}
 .what{max-width:none}
 .amt{font-size:12px}
 .deleteRoomBtn,.notifyIcon,.codeReveal{height:38px}
}

/* v8 invite, profile and room-code refinements */
.inviteRoomBtn{width:40px;height:40px;border:1px solid var(--line,#dfe3e8);border-radius:12px;background:#fff;display:grid;place-items:center;cursor:pointer;flex:0 0 auto}.inviteRoomBtn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(22,34,54,.08)}
.codeReveal{cursor:pointer}.codeMask{min-width:104px;text-align:center;letter-spacing:.08em}.codeReveal[aria-expanded="true"] .codeMask{letter-spacing:.12em}
.avatarActions{display:flex;flex-direction:column;align-items:flex-start;gap:7px}.removeAvatarBtn{border:0;background:transparent;color:#b42318;padding:0;font:inherit;font-weight:700;cursor:pointer}.removeAvatarBtn:hover{text-decoration:underline}.field input[readonly]{background:#f5f7f9;color:#667085;cursor:not-allowed}.inviteModalCard{max-width:460px}.inviteActions{display:flex;gap:8px;margin-top:12px}.inviteActions button{border:1px solid #d8dee8;background:#fff;border-radius:10px;padding:8px 12px;font-weight:700;cursor:pointer}.inviteActions button:first-child{background:#111827;color:#fff;border-color:#111827}.invitationNotice{align-items:flex-start}
@media(max-width:720px){.codeMask{min-width:84px}.inviteRoomBtn,.deleteRoomBtn,.notifyIcon{width:38px;height:38px}.bar{gap:7px}}

/* v9 profile controls, chat entries, settlement line and invitation center */
.avatarControlRow{display:flex;align-items:center;gap:8px}
.removeAvatarBtn{width:36px;height:36px;display:grid;place-items:center;border:1px solid #f2c9c5!important;border-radius:9px!important;background:#fff5f4!important;color:#b42318!important;padding:0!important;flex:none}
.removeAvatarBtn svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.removeAvatarBtn:hover{background:#feeceb!important;border-color:#e7aaa4!important;text-decoration:none!important}

.roomActionCard{display:flex;flex-direction:column;min-height:205px}
.roomActionCard .cta{margin-top:auto}

.chatEntry{display:flex;flex-direction:column;gap:8px;padding:0;background:transparent;border:0;box-shadow:none}
.chatHeadRow,.chatBodyRow{background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px 16px;box-shadow:0 1px 0 rgba(17,24,39,.02)}
.chatAuthor{display:flex;align-items:center;gap:10px;min-width:0}
.chatAuthorMeta{display:flex;align-items:center;gap:10px;min-width:0;flex:1}
.chatAuthor .whoName{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:800}
.chatAuthor .time{width:auto;margin-left:auto;text-align:right;display:block;white-space:nowrap;color:#a7a2b7;font-family:var(--mono)}
.chatAuthor .del{opacity:.7;margin-left:4px}
.chatBodyRow{padding:14px 16px}
.chatMessage{display:flex;align-items:center;gap:10px;padding:0;min-width:0}
.chatMessage .what{max-width:none;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:18px;line-height:1.25}
.chatLeader{flex:1;min-width:16px;border-bottom:1.5px dotted #cfcadf;transform:translateY(1px)}
.chatMessage .amt{flex:none}

.settlementLine{display:flex;align-items:center;gap:9px;min-width:0}
.settlementLine .settlementRoute{display:flex;align-items:center;gap:5px;min-width:0;flex:1}
.settlementLine .settlementName{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.settlementLine .settlementAmount{margin-left:auto;flex:none;font-size:13px}
.settlementItem{gap:8px}

.navMenuBtn{display:inline-flex;align-items:center;gap:7px}
#inviteNavCount{min-width:19px;height:19px;padding:0 5px;border-radius:999px;background:var(--accent);color:#fff;display:inline-grid;place-items:center;font-size:10px;font-weight:800}
#inviteNavCount[hidden]{display:none!important}
.invitesModalCard{padding:0;overflow:hidden;max-width:540px}
.invitesList{padding:12px;max-height:min(62vh,560px);overflow:auto}
.inviteRoomCard{display:flex;gap:12px;padding:14px;border:1px solid var(--line);border-radius:14px;background:#fff}
.inviteRoomCard+.inviteRoomCard{margin-top:9px}
.inviteRoomIcon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);flex:none}
.inviteRoomIcon svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.inviteRoomBody{min-width:0;flex:1;display:flex;flex-direction:column}
.inviteRoomBody strong{font-size:14px;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.inviteRoomBody>span{font-size:12.5px;color:var(--muted);margin-top:2px}
.inviteRoomBody time{font-family:var(--mono);font-size:10.5px;color:#a19db2;margin-top:5px}

@media(max-width:720px){
  .bar .navMenuBtn{font-size:0;width:38px;height:38px;padding:0;justify-content:center;border:1px solid var(--line);background:#fff}
  .bar .navMenuBtn::before{content:"✉";font-size:16px}
  #inviteNavCount{position:absolute;transform:translate(12px,-12px);font-size:9px;min-width:17px;height:17px}
  .chatHeadRow,.chatBodyRow{padding:11px 13px;border-radius:16px}
  .chatMessage{gap:7px}
  .chatMessage .what{font-size:15px}
  .chatLeader{min-width:8px}
  .settlementLine{gap:6px}
  .settlementLine .settlementName{font-size:11.5px}
  .settlementLine .settlementAmount{font-size:12px}
}


/* v13 compact chat header, aligned room actions, isolated invitations */
.chatHeadRow{width:fit-content;max-width:100%;align-self:flex-start}
.chatHeadRow .chatAuthor{width:auto;max-width:100%}
.chatHeadRow .chatAuthorMeta{flex:0 1 auto}
.chatHeadRow .chatAuthor .time{margin-left:8px}
.twoup>.roomActionCard{display:flex;flex-direction:column;min-height:358px}
.twoup>.roomActionCard .cta{margin-top:auto;width:100%}

.invitesModalCard{width:min(560px,100%);max-height:min(82vh,720px);padding:0!important;overflow:hidden;background:#f7f6fb;border:1px solid #e3dfef;border-radius:22px;box-shadow:0 24px 80px rgba(25,27,42,.25)}
.invitesHeader{display:grid;grid-template-columns:44px minmax(0,1fr) 38px;align-items:center;gap:12px;padding:18px 18px 16px;background:#fff;border-bottom:1px solid var(--line)}
.invitesHeaderIcon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent)}
.invitesHeaderIcon svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.invitesHeaderText{min-width:0}
.invitesHeaderText h3{margin:0;color:var(--ink);font-size:17px;letter-spacing:-.01em;text-transform:none}
.invitesHeaderText p{margin:4px 0 0;color:var(--muted);font-size:12.5px;line-height:1.4}
.invitesClose{width:36px;height:36px;border:1px solid var(--line);border-radius:11px;background:#fff;color:#817d91;font-size:22px;line-height:1;display:grid;place-items:center;cursor:pointer}
.invitesClose:hover{color:var(--ink);background:#f3f1f8}
.invitesList{padding:14px;max-height:min(62vh,560px);overflow:auto}
.inviteRoomCard{align-items:flex-start;padding:15px;border:1px solid #e3dfed;border-radius:16px;background:#fff;box-shadow:0 3px 14px rgba(31,29,43,.04)}
.inviteRoomCard+.inviteRoomCard{margin-top:10px}
.inviteRoomBody strong{font-size:15px}
.inviteRoomBody>span{font-size:12.5px;line-height:1.45}
.inviteActions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.inviteActions button{min-height:38px;border-radius:10px;border:1px solid var(--line);font-weight:750;cursor:pointer}
.inviteActions button:first-child{background:var(--ink);border-color:var(--ink);color:#fff}
.inviteActions button:last-child{background:#fff;color:var(--muted)}
.inviteActions button:hover{transform:translateY(-1px)}
#invitesModal .noticeEmpty{margin:0;background:#fff;border:1px dashed #d8d3e7;border-radius:16px;padding:34px 20px}
@media(max-width:720px){
  .chatHeadRow{max-width:calc(100% - 18px)}
  .twoup>.roomActionCard{min-height:245px}
  .invitesModalCard{border-radius:18px}
  .invitesHeader{grid-template-columns:40px minmax(0,1fr) 34px;padding:15px;gap:10px}
  .invitesHeaderIcon{width:40px;height:40px;border-radius:12px}
  .invitesHeaderText h3{font-size:15px}
  .invitesHeaderText p{font-size:11.5px}
  .invitesList{padding:10px}
}


/* v14 stability: compact room cards, icon-only avatar removal and confirmations */
.twoup{align-items:stretch;gap:16px}
.twoup>.roomActionCard{min-height:0!important;height:auto;padding-bottom:16px}
.twoup>.roomActionCard .field{margin-bottom:10px}
.twoup>.roomActionCard .cta{margin-top:auto}
.avatarActions{display:grid!important;grid-template-columns:auto 38px;align-items:center;gap:8px!important}
.avatarActions small{grid-column:1/-1}
.removeAvatarBtn{font-size:0!important;line-height:0!important;margin:0!important;align-self:center!important}
.removeAvatarBtn svg{display:block!important}
.confirmCard{max-width:430px;text-align:center;padding:28px}
.confirmIcon{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;margin:0 auto 14px;background:#fff1f0;color:#b42318;font-size:25px;font-weight:900}
.confirmCard h3{margin:0 0 8px}.confirmCard p{margin:0;color:var(--muted);line-height:1.55}
.confirmActions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}.confirmActions button{margin:0!important;min-height:44px}
.dangerCta{background:#b42318!important;color:#fff!important;border-color:#b42318!important}
.noticeActions{display:flex;gap:8px;margin-top:10px}.noticeActions button{border:0;border-radius:9px;padding:8px 11px;font-weight:750;cursor:pointer;background:#171928;color:#fff}.noticeActions .noticeReject{background:#f3f4f6;color:#4b5563}
@media(max-width:720px){.twoup{gap:12px}.confirmActions{grid-template-columns:1fr}.avatarActions{grid-template-columns:minmax(0,1fr) 38px}}


/* v15 alternating chat pairs and optional receipt confirmation */
.chatEntry{gap:9px;margin-bottom:16px}
.chatEntry:last-child{margin-bottom:0}
.chatToneBase .chatHeadRow,.chatToneBase .chatBodyRow{background:#fff}
.chatToneAlt .chatHeadRow,.chatToneAlt .chatBodyRow{background:#e7f3ff;border-color:#cfe3ff}
.chatToneAlt .chatLeader{border-bottom-color:#9fc7ef}
.chatToneAlt .entryAvatar{box-shadow:0 0 0 2px rgba(255,255,255,.85)}

.chatHeadRow{display:inline-flex;width:max-content;max-width:100%;align-self:flex-start}
.chatBodyRow{width:100%}
.receiptCard{max-width:520px;padding:0;overflow:hidden}
.receiptCard .modalHead{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:22px 22px 15px;border-bottom:1px solid var(--line)}
.receiptCard .modalHead h3{margin:0 0 5px}
.receiptCard .modalHead p{margin:0;color:var(--muted);font-size:13px;line-height:1.45}
.modalX{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--muted);font-size:22px;line-height:1;cursor:pointer;flex:none}
.receiptDrop{margin:18px 22px 10px;padding:22px;border:1.5px dashed #cfc9e2;border-radius:16px;background:#faf9ff;display:flex;flex-direction:column;align-items:center;text-align:center;cursor:pointer}
.receiptDrop:hover{border-color:var(--accent);background:var(--accent-soft)}
.receiptIcon{width:42px;height:42px;border-radius:12px;background:#fff;color:var(--accent);display:grid;place-items:center;font-size:24px;margin-bottom:10px;box-shadow:0 5px 16px rgba(52,38,130,.08)}
.receiptDrop strong{font-size:14px;color:var(--ink)}
.receiptDrop small{margin-top:4px;color:var(--muted)}
.receiptSelected{margin:0 22px 10px;padding:10px 12px;border-radius:10px;background:#eef8f1;color:#18794e;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.receiptActions{display:flex;gap:10px;padding:12px 22px 22px}
.receiptActions button{flex:1;margin:0}
.receiptLink{display:inline-flex;margin-top:8px;font-size:12px;font-weight:700;color:var(--accent);text-decoration:none}
.receiptLink:hover{text-decoration:underline}
@media(max-width:720px){.chatEntry{margin-bottom:13px}.receiptActions{flex-direction:column-reverse}.receiptCard .modalHead,.receiptActions{padding-left:16px;padding-right:16px}.receiptDrop,.receiptSelected{margin-left:16px;margin-right:16px}}