:root {
  --bg: #ece5d3; --surface: #f6f0df; --ink: #1b2620; --muted: #566058; --line: #cbc1a6;
  --accent: #14573f; --on-accent: #fbf7ea; --copper: #a4472a; --field: #fffdf6;
  --paper: #fbf7ea; --paper-ink: #1b2620; --paper-muted: #5c655d; --paper-line: #cdc3a8; --paper-accent: #14573f; --paper-copper: #a4472a;
  --serif: "Fraunces", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1310; --surface: #151d18; --ink: #ebe5d4; --muted: #9ba59c; --line: #2b3830;
    --accent: #7ed0ad; --on-accent: #0d1310; --copper: #e29067; --field: #101813;
    --paper: #f3ecd9;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 var(--sans); overflow-x: hidden; }
a { color: var(--accent); text-underline-offset: 3px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.15; margin: 0; letter-spacing: -0.01em; }
p { margin: 0; }
button, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

/* top bar */
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 0 10px; }
.brand { display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; color: var(--ink); text-decoration: none; font: 600 19px/1 var(--serif); }
.brand svg { width: 28px; height: 28px; flex: none; }
.top nav { display: flex; gap: 12px; font-size: 13px; white-space: nowrap; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover { color: var(--ink); text-decoration: underline; }

/* the tool */
.tool { display: grid; gap: 20px; padding: 10px 0 8px; }
.ask h1 { font-size: 30px; }
.ask .lede { color: var(--muted); margin-top: 8px; max-width: 46ch; }
form.lookup { display: grid; gap: 12px; margin-top: 18px; }
.field label { display: block; font-size: 13px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); margin-bottom: 5px; }
.field input { width: 100%; min-width: 0; padding: 12px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--field); font: 14px/1.3 var(--mono); }
.field input::placeholder { color: var(--muted); opacity: 0.75; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 7px; align-items: center; font-size: 13px; color: var(--muted); }
.chip { border: 1px solid var(--line); background: transparent; border-radius: 999px; padding: 3px 10px; font-size: 13px; cursor: pointer; color: var(--ink); }
.chip:hover { border-color: var(--accent); color: var(--accent); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--accent); background: var(--accent); color: var(--on-accent); border-radius: 8px; padding: 12px 18px; font-weight: 600; cursor: pointer; text-decoration: none; }
.btn:hover { filter: brightness(1.08); }
.btn[disabled] { opacity: 0.6; cursor: progress; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn.small { padding: 7px 12px; font-size: 14px; }
.status { font-size: 15px; color: var(--muted); }
.status:empty { display: none; }
.status.err { color: var(--copper); font-weight: 600; }
.fine { font-size: 13px; color: var(--muted); }

/* the certificate: paper in both colour schemes, like the picture it downloads as */
.cert { background: var(--paper); color: var(--paper-ink); border-radius: 6px; padding: 9px; box-shadow: 0 1px 0 rgba(0,0,0,0.06), 0 12px 30px -18px rgba(0,0,0,0.45); }
.cert-in { border: 2px solid var(--paper-ink); outline: 1px solid var(--paper-ink); outline-offset: -7px; padding: 24px 20px 18px; display: grid; gap: 14px; }
.cert-head { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; font-size: 10.5px; font-weight: 700; letter-spacing: 0.12em; white-space: nowrap; text-transform: uppercase; color: var(--paper-accent); }
.cert-head .site { letter-spacing: 0.04em; text-transform: none; font-weight: 600; color: var(--paper-muted); }
.cert-token { display: flex; align-items: center; gap: 12px; min-width: 0; }
.logo { width: 52px; height: 52px; border-radius: 50%; flex: none; display: grid; place-items: center; background: var(--paper-accent); color: var(--paper); font: 600 24px/1 var(--serif); overflow: hidden; border: 1px solid var(--paper-line); }
.logo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cert-token strong { display: block; font: 600 26px/1.1 var(--serif); overflow-wrap: anywhere; }
.cert-token span.name { display: block; font-size: 13px; color: var(--paper-muted); overflow-wrap: anywhere; }
.cert-line { font-size: 15px; color: var(--paper-ink); }
.cert-line b { font-family: var(--mono); font-weight: 600; font-size: 14px; white-space: nowrap; }
.cert-main { display: grid; gap: 14px; align-items: center; }
.cert-date { font: 600 34px/1.05 var(--serif); color: var(--paper-accent); letter-spacing: -0.015em; margin-top: 4px; }
.seal { position: relative; width: 150px; height: 150px; justify-self: center; }
.seal svg { width: 100%; height: 100%; display: block; }
.seal .num { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.seal .num b { font: 600 34px/1 var(--serif); color: var(--paper-ink); background: var(--paper); padding: 2px 6px; border-radius: 4px; }
.seal .num b.long { font-size: 26px; }
.seal .num small { font-size: 10.5px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--paper-copper); background: var(--paper); padding: 2px 6px; margin-top: 3px; justify-self: center; border-radius: 4px; }
.facts { list-style: none; margin: 0; padding: 12px 0 0; border-top: 1px solid var(--paper-line); display: grid; grid-template-columns: 1fr 1fr; gap: 14px 14px; }
.facts li { min-width: 0; }
.facts span { display: block; font-size: 10.5px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--paper-muted); }
.facts b { display: block; font: 600 21px/1.2 var(--serif); margin-top: 2px; overflow-wrap: anywhere; }
.facts small { display: block; font-size: 12px; line-height: 1.35; color: var(--paper-muted); margin-top: 2px; }
.cert-foot { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; font-size: 11.5px; color: var(--paper-muted); border-top: 1px solid var(--paper-line); padding-top: 10px; }
.cert[data-state="blank"] .cert-date, .cert[data-state="blank"] .facts b, .cert[data-state="blank"] .seal .num b { color: var(--paper-line); }
.cert[data-state="blank"] .logo { background: var(--paper-line); }
.blank-tag { font-size: 13px; color: var(--muted); margin-top: 8px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.notes { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 6px; font-size: 14px; color: var(--muted); }
.notes li { padding-left: 14px; position: relative; }
.notes li::before { content: ""; position: absolute; left: 0; top: 0.65em; width: 6px; height: 1px; background: var(--muted); }

/* sections */
section.block { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 28px; }
section.block h2 { font-size: 24px; margin-bottom: 14px; }
.rules { display: grid; gap: 16px; margin: 0; padding: 0; list-style: none; }
.rules h3 { font-size: 17px; margin-bottom: 3px; }
.rules p { color: var(--muted); font-size: 15px; }
.boardgo { display: grid; gap: 10px; max-width: 560px; }
.row { display: flex; gap: 8px; }
.row input { flex: 1; min-width: 0; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--field); font: 14px/1.3 var(--mono); }

/* token section */
.tokenbox { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 18px 16px; display: grid; gap: 14px; }
.tokenbox .facts-line { font: 600 19px/1.35 var(--serif); }
.kv { display: grid; gap: 4px; }
.kv .k { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.addr { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.addr code { font: 13.5px/1.4 var(--mono); overflow-wrap: anywhere; word-break: break-all; }
.copy { border: 1px solid var(--line); background: transparent; border-radius: 6px; padding: 3px 9px; font-size: 13px; cursor: pointer; }
.copy:hover { border-color: var(--accent); color: var(--accent); }
.links { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 15px; }
table.ledger { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.ledger th, table.ledger td { text-align: left; padding: 6px 8px 6px 0; border-top: 1px solid var(--line); }
table.ledger th { border-top: 0; color: var(--muted); font-weight: 600; }

footer.end { margin: 44px 0 30px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 13px; color: var(--muted); display: grid; gap: 6px; }

/* leaderboard page */
.boardhead { display: flex; align-items: center; gap: 14px; margin: 14px 0 6px; min-width: 0; }
.boardhead .logo { width: 60px; height: 60px; background: var(--accent); color: var(--on-accent); border-color: var(--line); }
.boardhead h1 { font-size: 28px; overflow-wrap: anywhere; }
.boardhead p { color: var(--muted); font-size: 14px; }
.board { width: 100%; border-collapse: collapse; margin-top: 16px; font-size: 15px; }
.board th { text-align: left; font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); padding: 8px 10px 8px 0; border-bottom: 1px solid var(--ink); white-space: nowrap; }
.board td { padding: 10px 10px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.board td.rank { font: 600 20px/1.1 var(--serif); color: var(--accent); width: 1%; white-space: nowrap; }
.board td.who { font: 13.5px/1.5 var(--mono); white-space: nowrap; }
.board td b { font-weight: 600; }
.board small { display: block; color: var(--muted); font-size: 12.5px; }
.board .wide { display: none; }
.empty { border: 1px dashed var(--line); border-radius: 10px; padding: 22px 16px; color: var(--muted); margin-top: 16px; }

@media (min-width: 720px) {
  .wrap { padding: 0 28px; }
  .top { padding: 20px 0 14px; }
  .top nav { gap: 20px; font-size: 14px; }
  .ask h1 { font-size: 38px; }
  .cert { padding: 12px; }
  .cert-in { padding: 34px 38px 24px; gap: 18px; }
  .cert-head { font-size: 13px; letter-spacing: 0.16em; }
  .logo { width: 64px; height: 64px; font-size: 30px; }
  .cert-token strong { font-size: 34px; }
  .cert-line { font-size: 17px; }
  .cert-main { grid-template-columns: 1fr auto; }
  .cert-date { font-size: 52px; }
  .seal { width: 176px; height: 176px; }
  .seal .num b { font-size: 40px; }
  .seal .num b.long { font-size: 30px; }
  .facts { grid-template-columns: repeat(4, 1fr); gap: 0; padding-top: 16px; }
  .facts li { padding: 0 16px; border-left: 1px solid var(--paper-line); }
  .facts li:first-child { padding-left: 0; border-left: 0; }
  .facts b { font-size: 24px; }
  .rules { grid-template-columns: 1fr 1fr; gap: 20px 36px; }
  .tokenbox { padding: 24px 24px; }
  .board .wide { display: table-cell; }
  .board .narrow { display: none; }
  .boardhead h1 { font-size: 36px; }
}
@media (min-width: 1000px) {
  .tool { grid-template-columns: 340px 1fr; gap: 44px; align-items: start; padding-top: 22px; }
  .ask { position: sticky; top: 18px; }
  .ask h1 { font-size: 34px; }
}