:root{
  --bg:#121316;          /* deep neutral charcoal — page ground */
  --surface:#1C1E24;     /* cards, elevated panels */
  --surface2:#22242B;    /* inset chips, metric tiles */
  --ink:#F4F3EF;         /* warm off-white — primary text */
  --muted:#9C9B95;       /* secondary text */
  --accent:#E08A6B;      /* terracotta */
  --accent2:#D97757;
  --on-accent:#20130E;   /* text ON an accent fill */
  --line:#2C2E36;        /* hairline */
  --ok:#86AE7E; --ok-bg:rgba(134,174,126,.14);
  --bad:#E06A4F; --bad-bg:rgba(224,106,79,.14);
  --warn:#D9A441; --warn-bg:rgba(217,164,65,.14);
}
/* Buyer-facing receipt: light by intent (it prints, and it reads as paper). Only the tokens
   change. The accent is DARKENED here — #E08A6B on white is ~2.1:1 and fails WCAG AA. */
body.paper{
  --bg:#FAF9F5; --surface:#FFFFFF; --surface2:#F0EEE6;
  --ink:#141413; --muted:#6B6A66;
  --accent:#B4562F; --accent2:#8F3F1F; --on-accent:#FFFFFF;
  --line:#E8E6E0;
  --ok:#2e7d32; --ok-bg:#E7F4E9; --bad:#c62828; --bad-bg:#FDECEC; --warn:#9a6a00; --warn-bg:#FEF3E7;
}


*{box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,system-ui,sans-serif;
     background:var(--bg);color:var(--ink);margin:0;-webkit-font-smoothing:antialiased}
h1{font-size:26px;margin:0 0 4px}
h2{font-size:16px;margin:0 0 12px}
h3{font-size:14px;margin:20px 0 8px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.muted{color:var(--muted);font-size:14px;line-height:1.5}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
code{font-family:ui-monospace,Menlo,monospace}
.wrap{max-width:520px;margin:0 auto;padding:32px 20px}
.wrap.wide{max-width:1080px}
.wrap.app{max-width:1200px;padding:24px clamp(16px,4vw,40px)}
.stack{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}


.brand{display:flex;align-items:center;gap:10px;margin-bottom:20px}
.brand svg,.logo svg{display:block;flex:none}
.logo{display:inline-flex;align-items:center;gap:11px;font-weight:600;font-size:20px;text-decoration:none;color:inherit}


.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.tabs{display:flex;gap:4px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:4px}
.tabs a{padding:8px 16px;border-radius:9px;text-decoration:none;color:var(--muted);font-weight:600;font-size:14px}
.tabs a:hover{color:var(--ink)}
.tabs a.on{background:var(--accent);color:var(--on-accent)}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:16px}


.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;margin-bottom:16px}
.reggrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px}
.stat .n{font-size:24px;font-weight:700;font-variant-numeric:tabular-nums}
.stat .l{font-size:12px;color:var(--muted)}
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(88px,1fr));gap:8px;margin:12px 0}
.metrics .m{background:var(--surface2);border-radius:10px;padding:8px 10px}
.metrics .m .n{font-size:16px;font-weight:700;font-variant-numeric:tabular-nums}
.metrics .m .l{font-size:11px;color:var(--muted)}
.kv{display:flex;justify-content:space-between;gap:16px;font-size:14px;padding:4px 0}
.kv .muted{font-size:14px}
.kv>span:last-child{text-align:right;word-break:break-word}
.idrow{display:flex;gap:6px;flex-wrap:wrap;margin:2px 0 8px}
.tag{font-size:11px;background:var(--surface2);color:var(--muted);border-radius:6px;padding:2px 7px;font-family:ui-monospace,Menlo,monospace}
.pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:var(--surface2);color:var(--muted)}
.pill.g{background:var(--ok-bg);color:var(--ok)}
.pill.r{background:var(--bad-bg);color:var(--bad)}
.pill.y{background:var(--warn-bg);color:var(--warn)}
.ok{color:var(--ok)}
.warn{background:var(--warn-bg);border-radius:10px;padding:12px;font-size:14px}
img.qr{width:240px;height:240px;display:block;margin:8px auto;background:#fff;border-radius:8px}


.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px 18px;
     font-family:inherit;line-height:1.2;
     border-radius:12px;border:none;background:var(--accent);color:var(--on-accent);
     font-weight:600;font-size:15px;text-decoration:none;cursor:pointer;transition:.15s}
.btn:hover{background:var(--accent2)}
.btn.google{background:var(--surface);color:var(--ink);border:1px solid var(--line)}
.btn.outline{background:transparent;color:var(--accent);border:1px solid var(--accent)}
.btn.outline:hover{background:var(--surface2)}
.btn.small{display:inline-flex;width:auto;padding:8px 14px;font-size:13px;border-radius:9px}
.btn+.btn,.btn+form,form+.btn{margin-top:10px}
a.lnk{color:var(--accent);text-decoration:none;font-weight:600}
a.lnk:hover{text-decoration:underline}
input,select{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;font-size:15px;
             background:var(--surface);color:var(--ink);margin-bottom:10px}
select{padding:10px 12px;font-size:14px}
input::placeholder{color:var(--muted)}
input:focus,select:focus{outline:2px solid var(--accent);outline-offset:1px}


.scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:13px;white-space:nowrap}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.04em}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
tr:last-child td{border-bottom:none}
/* Spreadsheet-style tables (class="dt"): click a header to sort, type in the per-column
   filter row (auto-added under the headers) to filter that column. */
table.dt thead tr:first-child th{cursor:pointer;user-select:none}
table.dt thead tr:first-child th.nosort{cursor:default}
table.dt thead tr:first-child th[data-dir=asc]::after{content:" ▲";color:var(--accent);font-size:9px}
table.dt thead tr:first-child th[data-dir=desc]::after{content:" ▼";color:var(--accent);font-size:9px}
table.dt tr.filt th{padding:4px 6px;background:var(--surface);position:sticky}
input.colf{width:100%;min-width:56px;margin:0;padding:5px 7px;font-size:12px;font-weight:400;
           text-transform:none;letter-spacing:0;border:1px solid var(--line);border-radius:6px}
tr.dt-hidden{display:none}


/* The buyer's receipt. It is a receipt, not a card: torn from a roll at both ends, seller
   identity at the top, one number that matters in the middle, machine-readable proof at the
   bottom. Light by intent — it prints, and it reads as paper. */
body.paper{padding:24px 16px 48px}
.receipt{position:relative;max-width:400px;margin:0 auto;background:var(--surface);
         padding:30px 26px 26px;box-shadow:0 1px 2px rgba(20,20,19,.06),0 12px 32px rgba(20,20,19,.07)}
/* Perforated ends — the one flourish, and it is true to the artifact: a receipt is torn off. */
.receipt::before,.receipt::after{content:"";position:absolute;left:0;right:0;height:8px;
  background:radial-gradient(circle at 5px 0, transparent 5px, var(--surface) 5px);
  background-size:10px 8px}
.receipt::before{top:-8px;transform:rotate(180deg)}
.receipt::after{bottom:-8px}

.receipt .logo{display:block;max-height:64px;max-width:60%;margin:0 auto 16px;object-fit:contain}
.receipt h1{font-size:19px;font-weight:600;margin:0 0 3px;text-align:center;letter-spacing:-.01em}
.hline{color:var(--muted);font-size:12px;line-height:1.55;text-align:center}

/* Date + numbering are machine data, so they are set as machine data. */
.date,.docnum{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted);
              font-size:11.5px;text-align:center;letter-spacing:.01em}
.date{margin-top:14px}
.docnum{margin-bottom:16px}

.receipt table{width:100%;border-collapse:collapse;font-size:14px;white-space:normal;margin-top:4px}
.receipt th{font-size:10px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);
            font-weight:600;border-bottom:1px solid var(--line);padding:0 0 6px}
.receipt th.num,.receipt td.num{text-align:right}
.receipt td{padding:7px 0;border-bottom:none;vertical-align:top}
.receipt tbody tr+tr td{border-top:1px solid var(--line)}
.qty{color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums}

/* The total is what a buyer looks for — it is the one large thing on the page. */
.total{display:flex;justify-content:space-between;align-items:baseline;gap:12px;
       border-top:2px solid var(--ink);margin-top:14px;padding-top:12px}
.total>span:first-child{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.07em}
.total>span:last-child{font-size:26px;font-weight:600;letter-spacing:-.02em;font-variant-numeric:tabular-nums}

.sec{border-top:1px solid var(--line);margin-top:14px;padding-top:12px}
.kv{display:flex;justify-content:space-between;gap:16px;font-size:13px;padding:3px 0}
.kv>span:last-child{text-align:right;font-variant-numeric:tabular-nums}

/* Verification block: this is the part the tax office reads, so it is set in mono and boxed
   off from the human-facing half above it. */
.verify{background:var(--surface2);border-radius:8px;padding:14px;margin-top:18px;font-size:12px}
.verify h2{font-size:10px;font-weight:600;margin:0 0 8px;letter-spacing:.11em;color:var(--muted)}
.verify .kv{font-size:11.5px;padding:2px 0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.verify .kv>span:first-child{font-family:inherit;color:var(--muted)}
.verify code{font-family:ui-monospace,Menlo,monospace;font-size:11px;word-break:break-all}

/* The generic .btn+.btn stacking margin is for buttons stacked vertically; inside this row it
   just pushed the second one down and let the first stretch past it. */
.actions{display:flex;gap:8px;margin-top:18px;align-items:stretch}
.actions .btn{flex:1;padding:12px 0;border-radius:10px;font-size:14px;margin-top:0}
.receipt form{margin-top:8px;display:flex;gap:8px}
.receipt form input{flex:1;margin:0;padding:11px 12px;font-size:14px;border-radius:10px}
.receipt form button{width:auto;background:var(--accent);color:var(--on-accent);border:none;
                     border-radius:10px;padding:11px 16px;font-weight:600;font-size:14px;
                     font-family:inherit;line-height:1.2;cursor:pointer}
.sms{width:100%;margin-top:8px;background:transparent;color:var(--muted);border:1px dashed var(--line);
     border-radius:10px;padding:11px 0;font-weight:500;font-size:13px;font-family:inherit;line-height:1.2}
.consent{color:var(--muted);font-size:11px;margin-top:10px;line-height:1.55;text-align:center}
.notice{background:var(--surface2);border-radius:8px;padding:12px;font-size:13px;margin-top:16px}

@media print{
  body.paper{padding:0}
  .receipt{box-shadow:none;max-width:none;padding:0}
  .receipt::before,.receipt::after{display:none}
  .actions,form,.sms,.consent,.notice{display:none!important}
}


@media(max-width:600px){
  .wrap.app,.wrap.wide{padding:20px 14px}
  .tabs a{padding:8px 12px;font-size:13px}
  h1{font-size:22px}
}