/* Rhythm — design system. Acid lime on dark moss, editorial-brutalist,
   ledger over cards, every number in mono, receipts everywhere. */

:root {
  --moss: #1c2610;
  --moss-deep: #141c0a;
  --moss-panel: #222e14;
  --lime: #d4fc50;
  --lime-soft: rgba(212, 252, 80, 0.55);
  --lime-faint: rgba(212, 252, 80, 0.12);
  --bone: #ece9dc;
  --bone-dim: rgba(236, 233, 220, 0.55);
  --hairline: rgba(212, 252, 80, 0.16);
  --red: #ff6f5e;
  --max: 1120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { background: var(--moss); }

body {
  font-family: "Archivo", system-ui, sans-serif;
  background:
    linear-gradient(180deg, var(--moss-deep) 0%, var(--moss) 220px);
  color: var(--bone);
  line-height: 1.45;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--lime); color: var(--moss-deep); }

a { color: var(--lime); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

.mono, td, .stat b, .addr {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-feature-settings: "tnum";
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---- the measure: 4/4 tick ruler, the recurring brand motif ---- */
.measure {
  height: 12px;
  background-image:
    repeating-linear-gradient(90deg,
      var(--lime) 0 1px, transparent 1px 100%);
  background-size: 25% 100%;
  position: relative;
  opacity: 0.9;
}
.measure::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(90deg,
      var(--lime-soft) 0 1px, transparent 1px 100%);
  background-size: 6.25% 55%;
  background-position: 0 bottom;
  background-repeat: repeat-x;
}

/* ---- nav ---- */
nav {
  display: flex; align-items: baseline; gap: 28px;
  padding: 26px 0 18px;
  border-bottom: 1px solid var(--hairline);
  flex-wrap: wrap;
}
/* five links plus the chip do not fit a phone in one row: let them wrap and
   scroll rather than push the whole page sideways */
@media (max-width: 700px) {
  nav { gap: 12px 18px; }
  nav .links {
    order: 3; width: 100%; margin-left: 0; gap: 16px;
    overflow-x: auto; -webkit-overflow-scrolling: touch;
    padding-bottom: 2px;
  }
  nav .links a { white-space: nowrap; font-size: 13px; }
  .net-chip { margin-left: auto; }
}
.wordmark {
  font-weight: 900;
  font-stretch: 125%;
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--bone);
}
.wordmark:hover { text-decoration: none; }
.wordmark .tick { color: var(--lime); }
nav .links { display: flex; gap: 22px; margin-left: auto; }
nav .links a {
  color: var(--bone-dim);
  font-size: 14px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em;
}
nav .links a:hover, nav .links a.here { color: var(--lime); text-decoration: none; }
.net-chip {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  border: 1px solid var(--hairline);
  color: var(--lime-soft);
  padding: 3px 8px;
  align-self: center;
}

/* ---- hero ---- */
.hero { padding: 84px 0 56px; }
.hero h1 {
  font-weight: 900;
  font-stretch: 125%;
  font-size: clamp(48px, 8.5vw, 108px);
  line-height: 0.95;
  letter-spacing: -0.015em;
  text-transform: uppercase;
  color: var(--bone);
}
.hero h1 .lime { color: var(--lime); }
.hero .sub {
  margin-top: 26px;
  max-width: 560px;
  font-size: 18px;
  color: var(--bone-dim);
}
.hero .sub b { color: var(--bone); font-weight: 600; }
.cta-row { margin-top: 36px; display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  font-weight: 800; font-size: 15px;
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: 14px 26px;
  border: 1px solid var(--lime);
  color: var(--lime);
  background: none;
  cursor: pointer;
  font-family: inherit;
}
.btn:hover { background: var(--lime-faint); text-decoration: none; }
.btn.solid { background: var(--lime); color: var(--moss-deep); }
.btn.solid:hover { background: #e4ff7d; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ---- stat strip ---- */
.stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.stat { padding: 22px 20px 20px 0; }
.stat + .stat { padding-left: 20px; border-left: 1px solid var(--hairline); }
.stat label {
  display: block;
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--bone-dim);
  margin-bottom: 6px;
}
.stat b { font-size: 26px; font-weight: 500; color: var(--lime); display: block; }
.stat small { color: var(--bone-dim); font-size: 12px; }

/* ---- section headers ---- */
section { margin: 72px 0; }
.sec-head {
  display: flex; align-items: baseline; gap: 16px;
  margin-bottom: 22px;
}
.sec-head h2 {
  font-weight: 900; font-stretch: 115%;
  font-size: 15px;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--bone);
  white-space: nowrap;
}
.sec-head .rule { flex: 1; height: 1px; background: var(--hairline); }
.sec-head a { font-size: 13px; white-space: nowrap; }

/* ---- the machine (how-it-works strip) ---- */
.machine { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.machine div { background: var(--moss); padding: 24px 20px 28px; }
.machine .n {
  font-family: "IBM Plex Mono", monospace;
  color: var(--lime); font-size: 13px;
  display: block; margin-bottom: 12px;
}
.machine h3 { font-size: 17px; font-weight: 800; margin-bottom: 8px; }
.machine p { font-size: 14px; color: var(--bone-dim); }
.machine p b { color: var(--bone); font-weight: 600; }

/* ---- the ledger (coin list) ---- */
table.ledger { width: 100%; border-collapse: collapse; }
.ledger th {
  text-align: left;
  font-family: "Archivo", sans-serif;
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--bone-dim);
  padding: 10px 14px 10px 0;
  border-bottom: 1px solid var(--hairline);
}
.ledger td {
  padding: 16px 14px 16px 0;
  border-bottom: 1px solid rgba(212, 252, 80, 0.07);
  font-size: 14px;
  color: var(--bone);
  vertical-align: baseline;
}
.ledger tr:hover td { background: rgba(212, 252, 80, 0.03); }
.ledger .sym { font-weight: 800; font-family: "Archivo", sans-serif; font-size: 16px; }
.ledger .name { color: var(--bone-dim); font-family: "Archivo", sans-serif; }
.ledger td.num { color: var(--lime); }
.ledger .right { text-align: right; }
.ledger a.row-link { color: inherit; display: block; }
.ledger a.row-link:hover { text-decoration: none; }

/* ---- coin grid (the book) ---- */
.coin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 14px;
}
.coin-card {
  display: block;
  border: 1px solid var(--hairline);
  background: var(--moss-deep);
  color: var(--bone);
  overflow: hidden;
}
.coin-card:hover { border-color: var(--lime); text-decoration: none; }
.cc-art { display: block; aspect-ratio: 1; background: var(--moss-deep); border-bottom: 1px solid var(--hairline); }
.cc-art img { width: 100%; height: 100%; object-fit: cover; display: block; }
.coin-card:hover .cc-art img { opacity: 0.92; }
.cc-body { display: block; padding: 12px 14px 14px; }
.cc-head { display: flex; align-items: baseline; gap: 8px; min-width: 0; }
.cc-head b { font-weight: 800; font-size: 16px; font-stretch: 110%; white-space: nowrap; }
.cc-name { color: var(--bone-dim); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cc-depth {
  display: block; margin-top: 8px;
  font-family: "IBM Plex Mono", monospace; font-feature-settings: "tnum";
  font-size: 18px; color: var(--lime);
}
.cc-sub { display: block; margin-top: 3px; font-size: 11.5px; color: var(--bone-dim); }
.coin-card .badge { margin-top: 9px; }

/* ---- badges ---- */
.badge {
  display: inline-block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px; letter-spacing: 0.08em;
  border: 1px solid var(--lime-soft);
  color: var(--lime);
  padding: 2px 7px;
  text-transform: uppercase;
  vertical-align: middle;
}
.badge.dim { border-color: var(--hairline); color: var(--bone-dim); }
.badge.hot { background: var(--lime); color: var(--moss-deep); border-color: var(--lime); font-weight: 700; }

/* ---- depth bars (equalizer motif, data-driven) ---- */
.eq { display: flex; align-items: flex-end; gap: 3px; height: 34px; }
.eq i { width: 5px; background: var(--lime); display: block; opacity: 0.85; }

/* ---- panels (coin page) ---- */
.panel-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.panel { background: var(--moss); padding: 24px 22px; }
.panel label {
  display: block; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--bone-dim); margin-bottom: 8px;
}
.panel b { font-family: "IBM Plex Mono", monospace; font-size: 30px; font-weight: 500; color: var(--lime); display: block; line-height: 1.1; }
.panel small { color: var(--bone-dim); font-size: 12px; display: block; margin-top: 6px; }

/* ---- verify box ---- */
.verify {
  border: 1px solid var(--lime-soft);
  padding: 22px 24px;
  margin-top: 40px;
}
.verify h3 {
  font-size: 12px; font-weight: 800;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--lime); margin-bottom: 14px;
}
.verify .row { display: flex; gap: 12px; padding: 7px 0; border-top: 1px solid rgba(212,252,80,0.08); font-size: 13px; flex-wrap: wrap; }
.verify .row span:first-child { color: var(--bone-dim); min-width: 180px; }
.verify code, .addr {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12.5px; color: var(--bone);
  word-break: break-all;
}
.verify .ok { color: var(--lime); }

/* ---- forms (launch page) ---- */
form .field { margin-bottom: 26px; }
form label.top {
  display: block; font-size: 12px; font-weight: 800;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--bone); margin-bottom: 8px;
}
form label.top small { color: var(--bone-dim); font-weight: 400; text-transform: none; letter-spacing: 0; }
input[type="text"], input[type="url"], input[type="number"], textarea {
  width: 100%;
  background: var(--moss-deep);
  border: 1px solid var(--hairline);
  color: var(--bone);
  font-family: "IBM Plex Mono", monospace;
  font-size: 15px;
  padding: 12px 14px;
  outline: none;
}
input:focus, textarea:focus { border-color: var(--lime-soft); }
.choice-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; }
.choice {
  border: 1px solid var(--hairline);
  padding: 14px;
  cursor: pointer;
  background: none; color: var(--bone);
  font-family: inherit; text-align: left;
}
.choice:hover { border-color: var(--lime-soft); }
.choice.on { border-color: var(--lime); background: var(--lime-faint); }
.choice h4 { font-size: 14px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.05em; }
.choice p { font-size: 12px; color: var(--bone-dim); margin-top: 5px; }
.choice .split { font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--lime); display: block; margin-top: 7px; }

.est {
  border-left: 2px solid var(--lime);
  padding: 10px 16px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px; color: var(--bone-dim);
}
.est b { color: var(--lime); font-weight: 500; }
.btn.ghost { border-color: var(--hairline); color: var(--bone-dim); }
.btn.ghost:hover { border-color: var(--lime-soft); color: var(--bone); background: none; }
.btn.small { padding: 8px 14px; font-size: 12px; }

/* A class-level `display` beats the UA sheet's [hidden] rule, so every element
   we toggle with .hidden needs this to actually disappear. */
[hidden] { display: none !important; }

/* ---- coin identity (coin page hero) ---- */
.coin-id { display: grid; grid-template-columns: 132px minmax(0, 1fr); gap: 26px; align-items: start; }
/* grid and flex children default to min-width:auto, which refuses to shrink —
   without this the address blows past the container instead of ellipsing */
.coin-id-text { min-width: 0; }
.coin-art {
  display: block; aspect-ratio: 1; background: var(--moss-deep);
  border: 1px solid var(--hairline); overflow: hidden;
}
.coin-art img { width: 100%; height: 100%; object-fit: cover; display: block; }
.coin-desc { color: var(--bone-dim); max-width: 62ch; margin-top: 14px; line-height: 1.55; }
/* contract address — the thing everyone actually came for */
.ca {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: 14px; padding: 8px 12px;
  background: var(--moss-deep); border: 1px solid var(--hairline);
  cursor: pointer; font-family: "IBM Plex Mono", monospace;
  color: var(--bone); max-width: 100%;
}
.ca:hover { border-color: var(--lime); }
.ca-label {
  font-size: 10px; font-weight: 700; letter-spacing: 0.12em;
  color: var(--moss-deep); background: var(--lime); padding: 2px 6px;
}
.ca code { font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.ca-label, .ca-action { flex: none; }
.ca-action { font-size: 11px; color: var(--bone-dim); letter-spacing: 0.08em; text-transform: uppercase; }
.ca.copied { border-color: var(--lime); }
.ca.copied .ca-action { color: var(--lime); }
.coin-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.coin-links a {
  font-family: "IBM Plex Mono", monospace; font-size: 12px;
  border: 1px solid var(--hairline); padding: 6px 12px; color: var(--bone-dim);
}
.coin-links a:hover { border-color: var(--lime); color: var(--lime); text-decoration: none; }
@media (max-width: 620px) {
  .coin-id { grid-template-columns: 84px 1fr; gap: 16px; }
}

/* ---- verify (coin page) ---- */
.addr-list { display: grid; gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.addr-row {
  display: flex; gap: 16px; align-items: baseline; flex-wrap: wrap;
  background: var(--moss); padding: 11px 16px;
}
.addr-row span {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--bone-dim); min-width: 76px;
}
.addr-row a { font-family: "IBM Plex Mono", monospace; font-size: 12px; word-break: break-all; }

/* ---- artwork picker ---- */
.art-pick { display: grid; grid-template-columns: 168px 1fr; gap: 18px; align-items: start; }
.art-drop {
  position: relative; display: grid; place-items: center;
  aspect-ratio: 1; background: var(--moss-deep);
  border: 1px dashed var(--hairline); cursor: pointer;
  overflow: hidden; transition: border-color 0.12s;
}
.art-drop:hover, .art-drop:focus-visible { border-color: var(--lime-soft); outline: none; }
.art-drop.over { border-color: var(--lime); background: var(--lime-faint); }
.art-drop.has-art { border-style: solid; }
.art-drop img { width: 100%; height: 100%; object-fit: cover; display: block; }
.art-hint { text-align: center; padding: 14px; display: grid; gap: 4px; }
.art-hint b { font-size: 13px; }
.art-side { display: grid; gap: 12px; justify-items: start; }
.link-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 10px; }
@media (max-width: 560px) {
  .art-pick { grid-template-columns: 1fr; }
  .art-drop { max-width: 200px; }
}

/* ---- prose (how page) ---- */
.prose { max-width: 720px; }
.prose h2 { font-size: 24px; font-weight: 900; font-stretch: 115%; margin: 44px 0 14px; text-transform: uppercase; letter-spacing: 0.02em; }
.prose p { margin: 12px 0; color: var(--bone-dim); font-size: 15.5px; }
.prose p b, .prose li b { color: var(--bone); }
.prose ul { margin: 12px 0 12px 22px; color: var(--bone-dim); font-size: 15.5px; }
.prose li { margin: 7px 0; }
.prose pre {
  background: var(--moss-deep);
  border: 1px solid var(--hairline);
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 12.5px;
  font-family: "IBM Plex Mono", monospace;
  color: var(--bone);
  margin: 14px 0;
}

/* ---- footer ---- */
footer {
  margin-top: 96px;
  border-top: 1px solid var(--hairline);
  padding: 26px 0 44px;
  display: flex; gap: 24px; flex-wrap: wrap;
  font-size: 13px; color: var(--bone-dim);
}
footer .fine { margin-left: auto; font-family: "IBM Plex Mono", monospace; font-size: 11px; }

.muted { color: var(--bone-dim); }
.small { font-size: 13px; }
.err { color: var(--red); font-family: "IBM Plex Mono", monospace; font-size: 13px; }

:focus-visible { outline: 2px solid var(--lime); outline-offset: 2px; }

.table-scroll { overflow-x: auto; }

@media (max-width: 720px) {
  .hero { padding: 56px 0 40px; }
  .stat b { font-size: 20px; }
  nav .links { gap: 14px; }
  /* the book, phone-sized: hide low-value columns, keep the numbers */
  .ledger .col-receiver, .ledger td:last-child, .ledger th:last-child { display: none; }
  .ledger th, .ledger td { padding-right: 10px; font-size: 13px; }
  .ledger .sym { font-size: 14px; }
  .ledger .name { display: none; }
  .panel b { font-size: 22px; }
  form .two-col { grid-template-columns: 1fr !important; }
  .choice-row { grid-template-columns: 1fr 1fr; }
}