/* =========================================================================
   CASTLE — design tokens
   Concept: architectural blueprint meets a county deed office. Property
   classes are drawn like elevation sketches on grid paper; bonding-curve
   terms read like a recorded spec sheet. Numbering is used only where the
   content is an actual sequence (the mechanics steps on the docs page).
   ========================================================================= */

:root {
  --ink-900: #0a1f35;   /* deep blueprint navy — base background */
  --ink-800: #0f2a44;   /* panel background */
  --ink-700: #16374f;   /* raised panel / hover */
  --line-cyan: #7fd6e8;  /* blueprint linework */
  --line-cyan-dim: #47758a;
  --paper: #eae3d2;      /* deed paper */
  --paper-dim: #b9c7ce;  /* muted paper-blue text on ink */
  --brass: #c99a46;      /* seal / CTA accent */
  --brass-bright: #e0b563;
  --flag: #d9663a;       /* joke-tier flag / warnings */
  --green-ok: #6fae7f;

  --font-display: "Archivo", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --radius: 2px;
  --grid-size: 28px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    linear-gradient(var(--ink-900), var(--ink-900)) fixed,
    repeating-linear-gradient(
      0deg, rgba(127, 214, 232, 0.06) 0, rgba(127, 214, 232, 0.06) 1px,
      transparent 1px, transparent var(--grid-size)
    ),
    repeating-linear-gradient(
      90deg, rgba(127, 214, 232, 0.06) 0, rgba(127, 214, 232, 0.06) 1px,
      transparent 1px, transparent var(--grid-size)
    );
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { max-width: 100%; display: block; }

::selection { background: var(--brass); color: var(--ink-900); }

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

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Header ---------------------------------------------------- */

.site-header {
  border-bottom: 1px solid var(--line-cyan-dim);
  background: rgba(10, 31, 53, 0.9);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--paper);
}

.brand .mark {
  width: 30px;
  height: 30px;
  flex: none;
}

.brand .sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--paper-dim);
  font-weight: 400;
  letter-spacing: 0.04em;
  display: block;
  margin-top: 1px;
}

nav.primary {
  display: flex;
  align-items: center;
  gap: 28px;
}

nav.primary a {
  text-decoration: none;
  color: var(--paper-dim);
  font-size: 14.5px;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

nav.primary a:hover,
nav.primary a[aria-current="page"] {
  color: var(--paper);
  border-color: var(--brass);
}

.chain-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--green-ok);
  border: 1px solid rgba(111, 174, 127, 0.4);
  padding: 4px 8px;
  border-radius: var(--radius);
  white-space: nowrap;
}

.btn-connect {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--brass);
  color: var(--ink-900);
  border: none;
  padding: 9px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 600;
  transition: background 0.15s ease;
}
.btn-connect:hover { background: var(--brass-bright); }
.btn-connect[data-connected="true"] {
  background: transparent;
  border: 1px solid var(--green-ok);
  color: var(--green-ok);
}

/* ---------- Layout helpers -------------------------------------------- */

main { padding-bottom: 96px; }

.eyebrow-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brass-bright);
  border: 1px dashed var(--line-cyan-dim);
  display: inline-block;
  padding: 3px 9px;
  border-radius: var(--radius);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.12;
  margin: 0 0 0.5em;
  color: var(--paper);
}

h1 { font-size: clamp(34px, 5vw, 54px); letter-spacing: -0.01em; }
h2 { font-size: clamp(24px, 3vw, 32px); }
h3 { font-size: 19px; }

p { max-width: 62ch; color: var(--paper-dim); }
p.lede { font-size: 18px; color: var(--paper); }

.section {
  padding: 64px 0;
  border-bottom: 1px solid rgba(127, 214, 232, 0.14);
}
.section:last-of-type { border-bottom: none; }

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

/* ---------- Hero -------------------------------------------------------- */

.hero {
  padding: 76px 0 40px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.hero h1 { margin-bottom: 20px; }

.hero .stamp {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--paper-dim);
  margin-top: 28px;
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.hero .stamp b { color: var(--brass-bright); font-weight: 600; }

.hero-actions { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }

.btn {
  font-family: var(--font-mono);
  font-size: 14px;
  text-decoration: none;
  padding: 12px 20px;
  border-radius: var(--radius);
  display: inline-block;
  font-weight: 600;
  transition: transform 0.12s ease, background 0.15s ease;
}
.btn-primary { background: var(--brass); color: var(--ink-900); }
.btn-primary:hover { background: var(--brass-bright); }
.btn-outline { border: 1px solid var(--line-cyan-dim); color: var(--paper); }
.btn-outline:hover { border-color: var(--paper); }

/* parcel plat sketch used in hero */
.plat {
  border: 1px solid var(--line-cyan-dim);
  padding: 18px;
  background: rgba(127, 214, 232, 0.03);
  position: relative;
}
.plat svg { width: 100%; height: auto; }
.plat figcaption {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--paper-dim);
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
}

/* ---------- Cards / parcel tiles --------------------------------------- */

.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 1px;
  background: var(--line-cyan-dim);
  border: 1px solid var(--line-cyan-dim);
}

.tile {
  background: var(--ink-900);
  padding: 18px 16px 16px;
  position: relative;
  transition: background 0.15s ease;
}
.tile:hover { background: var(--ink-800); }

.tile .tier {
  position: absolute;
  top: 12px;
  right: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: var(--radius);
  letter-spacing: 0.03em;
}
.tier-joke { color: var(--flag); border: 1px solid rgba(217, 102, 58, 0.5); }
.tier-mobile { color: var(--brass-bright); border: 1px solid rgba(201, 154, 70, 0.5); }
.tier-fixed { color: var(--line-cyan); border: 1px solid rgba(127, 214, 232, 0.4); }
.tier-estate { color: var(--green-ok); border: 1px solid rgba(111, 174, 127, 0.5); }

.tile .glyph {
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  color: var(--line-cyan);
}

.tile .ticker {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
  color: var(--paper);
}
.tile .label { font-size: 13.5px; color: var(--paper-dim); margin: 2px 0 10px; }
.tile .unit {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--brass-bright);
  border-top: 1px dashed var(--line-cyan-dim);
  padding-top: 8px;
}

/* ---------- Tables / spec sheets --------------------------------------- */

.spec {
  border: 1px solid var(--line-cyan-dim);
  background: rgba(127, 214, 232, 0.03);
}
.spec-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 18px;
  border-bottom: 1px solid rgba(127, 214, 232, 0.14);
  font-size: 14.5px;
}
.spec-row:last-child { border-bottom: none; }
.spec-row .k { color: var(--paper-dim); }
.spec-row .v { font-family: var(--font-mono); color: var(--paper); text-align: right; }
.spec-row .v.brass { color: var(--brass-bright); }

/* ---------- Steps (docs page — legitimate sequence) --------------------- */

.steps { counter-reset: step; display: grid; gap: 0; }
.step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(127, 214, 232, 0.14);
}
.step:last-child { border-bottom: none; }
.step .num {
  counter-increment: step;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--brass-bright);
}
.step .num::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  font-size: 22px;
  color: var(--paper);
  border: 1px solid var(--line-cyan-dim);
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
}
.step h3 { margin-bottom: 6px; }
.step p { max-width: 68ch; }

/* ---------- Forms (launch page) ----------------------------------------- */

.launch-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 900px) {
  .launch-grid { grid-template-columns: 1fr; }
}

.field { margin-bottom: 22px; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--paper-dim);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
.field .hint { font-size: 12px; color: var(--paper-dim); margin-top: 6px; }

.field input[type="text"],
.field textarea {
  width: 100%;
  background: var(--ink-800);
  border: 1px solid var(--line-cyan-dim);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 14.5px;
  padding: 11px 13px;
  border-radius: var(--radius);
}
.field input:focus, .field textarea:focus { border-color: var(--brass-bright); }
.field textarea { min-height: 84px; resize: vertical; }

.dropzone {
  border: 1px dashed var(--line-cyan-dim);
  padding: 26px;
  text-align: center;
  font-size: 13.5px;
  color: var(--paper-dim);
  cursor: pointer;
  border-radius: var(--radius);
}
.dropzone:hover { border-color: var(--brass); color: var(--paper); }

.class-picker {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: 8px;
}
.class-opt {
  border: 1px solid var(--line-cyan-dim);
  padding: 10px 8px;
  text-align: center;
  cursor: pointer;
  background: transparent;
  color: var(--paper-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  border-radius: var(--radius);
}
.class-opt:hover { border-color: var(--paper); color: var(--paper); }
.class-opt[aria-pressed="true"] {
  border-color: var(--brass);
  background: rgba(201, 154, 70, 0.12);
  color: var(--brass-bright);
}

.fee-picker { display: flex; gap: 8px; }
.fee-opt {
  flex: 1;
  padding: 12px;
  text-align: center;
  border: 1px solid var(--line-cyan-dim);
  background: transparent;
  color: var(--paper-dim);
  font-family: var(--font-mono);
  font-size: 15px;
  cursor: pointer;
  border-radius: var(--radius);
}
.fee-opt[aria-pressed="true"] {
  border-color: var(--brass);
  color: var(--brass-bright);
  background: rgba(201, 154, 70, 0.12);
}

.buy-row { display: flex; gap: 8px; }
.buy-row input { flex: 1; }
.currency-select {
  background: var(--ink-800);
  border: 1px solid var(--line-cyan-dim);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 0 10px;
  border-radius: var(--radius);
}

.panel {
  border: 1px solid var(--line-cyan-dim);
  background: rgba(127, 214, 232, 0.03);
  padding: 22px;
  position: sticky;
  top: 92px;
}
.panel h3 { margin-bottom: 4px; }
.panel .sub { font-size: 12.5px; color: var(--paper-dim); margin-bottom: 18px; }

.disclosure {
  margin-top: 18px;
  font-size: 12px;
  color: var(--paper-dim);
  border-top: 1px dashed var(--line-cyan-dim);
  padding-top: 14px;
}
.disclosure strong { color: var(--flag); }

/* ---------- Footer -------------------------------------------------------*/

.site-footer {
  border-top: 1px solid var(--line-cyan-dim);
  padding: 40px 0;
  margin-top: 40px;
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--paper-dim);
}
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--paper); }

/* ---------- Misc ----------------------------------------------------------*/

.callout {
  border-left: 3px solid var(--flag);
  padding: 14px 18px;
  background: rgba(217, 102, 58, 0.08);
  font-size: 13.5px;
  color: var(--paper);
  margin: 22px 0;
}
.callout strong { color: var(--flag); }

code, .mono { font-family: var(--font-mono); }

table.fee-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.fee-table th, table.fee-table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(127, 214, 232, 0.14);
}
table.fee-table th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--paper-dim);
  font-weight: 400;
}

/* ---------- Market cards (live markets grid) ------------------------------*/

.markets-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.market-search {
  flex: 1;
  min-width: 220px;
  max-width: 420px;
  background: var(--ink-800);
  border: 1px solid var(--line-cyan-dim);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 14px;
  padding: 10px 13px;
  border-radius: var(--radius);
}
.market-search:focus { border-color: var(--brass-bright); }
.market-search::placeholder { color: var(--paper-dim); }

.market-filters { display: flex; gap: 8px; }
.market-filter {
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 8px 14px;
  border: 1px solid var(--line-cyan-dim);
  background: transparent;
  color: var(--paper-dim);
  border-radius: var(--radius);
  cursor: pointer;
  white-space: nowrap;
}
.market-filter[aria-pressed="true"] {
  border-color: var(--brass);
  color: var(--brass-bright);
  background: rgba(201, 154, 70, 0.12);
}

.market-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1px;
  background: var(--line-cyan-dim);
  border: 1px solid var(--line-cyan-dim);
}

.market-card {
  background: var(--ink-900);
  padding: 16px;
  text-decoration: none;
  color: var(--paper);
  display: block;
  transition: background 0.15s ease;
}
.market-card:hover { background: var(--ink-800); }

.market-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.market-icon {
  width: 36px;
  height: 36px;
  flex: none;
  border: 1px solid var(--line-cyan-dim);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--line-cyan);
  background: rgba(127, 214, 232, 0.04);
}
.market-icon svg { width: 24px; height: 24px; }

.market-titles { min-width: 0; }
.market-ticker {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14.5px;
  color: var(--brass-bright);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.market-name {
  font-size: 12.5px;
  color: var(--paper-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.market-badge {
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 10.5px;
  padding: 3px 7px;
  border: 1px solid rgba(111, 174, 127, 0.5);
  color: var(--green-ok);
  border-radius: var(--radius);
  white-space: nowrap;
}
.market-badge.no-class { border-color: var(--line-cyan-dim); color: var(--paper-dim); }

.market-fdv {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  color: var(--paper);
}
.market-fdv-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--paper-dim);
  margin-bottom: 10px;
}

.market-progress-track {
  height: 4px;
  background: rgba(127, 214, 232, 0.15);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 8px;
}
.market-progress-fill {
  height: 100%;
  background: var(--brass);
}
.market-progress-fill.migrated { background: var(--green-ok); }

.market-foot {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--paper-dim);
}
.market-foot .migrated-text { color: var(--green-ok); }