/* Pearl Legacy — deep obsidian, parchment gold/amber, wax-seal accents.
 * Distinct from Pearl Swap and Pearl Auction. */
:root {
  --obsidian-0: #0a0908;
  --obsidian-1: #12100d;
  --obsidian-2: #1a1712;
  --obsidian-3: #241f16;
  --parchment: #e8d9b0;
  --parchment-dim: #c9b98c;
  --gold: #d4a93c;
  --gold-bright: #f0c85e;
  --amber: #b97f26;
  --seal: #8e2f2f;
  --seal-bright: #b8453a;
  --ink: #efe6cc;
  --ink-dim: #a89b78;
  --ok: #7fb069;
  --warn: #e0a458;
  --bad: #d1604f;
  --line: #3a3222;
  --radius: 12px;
}

* { box-sizing: border-box; }
html { color-scheme: dark; }
body {
  margin: 0;
  background:
    radial-gradient(1200px 500px at 50% -10%, rgba(212, 169, 60, 0.08), transparent 60%),
    linear-gradient(180deg, var(--obsidian-0), var(--obsidian-1) 40%, var(--obsidian-0));
  color: var(--ink);
  font-family: Georgia, "Iowan Old Style", "Times New Roman", serif;
  min-height: 100vh;
}
code, pre, input, textarea, select, button {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
header.top {
  border-bottom: 1px solid var(--line);
  padding: 1.6rem 1.2rem 1.2rem;
  text-align: center;
  background: linear-gradient(180deg, rgba(142, 47, 47, 0.12), transparent);
}
header.top .seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px; height: 54px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--seal-bright), var(--seal) 70%);
  color: var(--parchment);
  font-size: 1.6rem;
  box-shadow: 0 0 0 4px rgba(142, 47, 47, 0.25), 0 4px 18px rgba(0,0,0,0.6);
  margin-bottom: 0.6rem;
}
header.top h1 {
  margin: 0.2rem 0;
  font-size: 2rem;
  letter-spacing: 0.06em;
  color: var(--gold-bright);
  text-shadow: 0 2px 12px rgba(212, 169, 60, 0.25);
}
header.top .tagline {
  color: var(--ink-dim);
  font-style: italic;
  margin: 0.3rem 0 0;
  font-size: 0.95rem;
}
.wrap { max-width: 980px; margin: 0 auto; padding: 0 1rem 4rem; }

nav#steps {
  display: flex;
  gap: 0.4rem;
  justify-content: center;
  flex-wrap: wrap;
  margin: 1.4rem 0 0.6rem;
}
nav#steps button {
  background: var(--obsidian-2);
  border: 1px solid var(--line);
  color: var(--ink-dim);
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  transition: all 0.2s;
}
nav#steps button:hover { border-color: var(--amber); color: var(--parchment); }
nav#steps button.active {
  background: linear-gradient(180deg, #2b2314, #1f1a10);
  border-color: var(--gold);
  color: var(--gold-bright);
  box-shadow: 0 0 14px rgba(212, 169, 60, 0.25);
}
nav#steps button.done { border-color: var(--ok); color: var(--ok); }

.step { display: none; margin-top: 1.2rem; }
.step.active { display: block; animation: fadein 0.25s ease-in; }
@keyframes fadein { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; } }

.panel {
  background: linear-gradient(180deg, var(--obsidian-2), var(--obsidian-1));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem;
  margin-bottom: 1rem;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
}
.panel h2 {
  margin: 0 0 0.4rem;
  color: var(--gold-bright);
  font-size: 1.25rem;
  letter-spacing: 0.03em;
}
.panel h3 { color: var(--parchment); margin: 1.1rem 0 0.4rem; font-size: 1rem; }
.panel p.lede { color: var(--ink-dim); font-style: italic; margin-top: 0; }
.panel p, .panel li { line-height: 1.55; }
.panel a { color: var(--gold-bright); }

.field { margin: 0.9rem 0; }
.field label {
  display: block;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--parchment-dim);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
}
.field input[type="text"], .field input[type="number"], .field textarea, .field select {
  width: 100%;
  background: #0d0b08;
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  font-size: 0.92rem;
}
.field textarea { min-height: 90px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 2px rgba(212, 169, 60, 0.2);
}
.field .hint { font-size: 0.82rem; color: var(--ink-dim); margin-top: 0.3rem; font-family: Georgia, serif; }
.radio-row { display: flex; gap: 1rem; flex-wrap: wrap; margin: 0.4rem 0; }
.radio-row label {
  display: flex; align-items: center; gap: 0.45rem;
  background: #0d0b08; border: 1px solid var(--line); border-radius: 8px;
  padding: 0.55rem 0.8rem; cursor: pointer; font-size: 0.9rem;
}
.radio-row input[type="radio"] { accent-color: var(--gold); }

.btn {
  display: inline-block;
  background: linear-gradient(180deg, #93651e, #8f5f1c);
  border: 1px solid #6b4a15;
  color: #fff8e6;
  padding: 0.65rem 1.4rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  margin: 0.4rem 0.4rem 0.4rem 0;
  transition: transform 0.1s, box-shadow 0.2s;
}
.btn:hover { box-shadow: 0 0 16px rgba(212, 169, 60, 0.4); transform: translateY(-1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; box-shadow: none; }
.btn.ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--parchment-dim);
}
.btn.danger {
  background: linear-gradient(180deg, var(--seal-bright), var(--seal));
  border-color: #5c1d1d;
}
.btn.small { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.copy-btn {
  background: transparent; border: 1px solid var(--line); color: var(--parchment-dim);
  border-radius: 6px; padding: 0.25rem 0.6rem; cursor: pointer; font-size: 0.78rem;
}
.copy-btn:hover { border-color: var(--gold); color: var(--gold-bright); }

.alert {
  border-radius: 8px;
  padding: 0.85rem 1rem;
  margin: 0.9rem 0;
  font-size: 0.92rem;
  line-height: 1.5;
}
.alert code { word-break: break-all; } /* unbroken payloads: descriptor, broadcast JSON */
.alert.error {
  background: rgba(209, 96, 79, 0.12);
  border: 1px solid var(--bad);
  color: #f2b8ad;
}
.alert.ok {
  background: rgba(127, 176, 105, 0.1);
  border: 1px solid var(--ok);
  color: #c4e0b5;
}
.alert.warn {
  background: rgba(224, 164, 88, 0.1);
  border: 1px solid var(--warn);
  color: #f0d3a3;
}
.alert.info {
  background: rgba(212, 169, 60, 0.08);
  border: 1px solid var(--line);
  color: var(--parchment-dim);
}

.kv {
  display: grid;
  grid-template-columns: minmax(130px, auto) 1fr;
  gap: 0.35rem 0.9rem;
  margin: 0.8rem 0;
  font-size: 0.9rem;
}
.kv dt { color: var(--parchment-dim); }
.kv dd { margin: 0; word-break: break-all; }
.kv dd code { color: var(--gold-bright); }

.pill {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  border: 1px solid;
  margin: 0.2rem 0.3rem 0.2rem 0;
}
.pill.ok { color: var(--ok); border-color: var(--ok); background: rgba(127,176,105,0.08); }
.pill.warn { color: var(--warn); border-color: var(--warn); background: rgba(224,164,88,0.08); }
.pill.bad { color: var(--bad); border-color: var(--bad); background: rgba(209,96,79,0.08); }
.pill.info { color: var(--gold-bright); border-color: var(--gold); background: rgba(212,169,60,0.08); }

pre.dump {
  background: #0d0b08;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.9rem;
  overflow-x: auto;
  font-size: 0.8rem;
  line-height: 1.5;
  max-height: 320px;
  overflow-y: auto;
}
.addr-row { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.addr-row code { font-size: 0.85rem; color: var(--gold-bright); word-break: break-all; }
#qr-box, .qr-slot { text-align: center; margin: 1rem 0; }
#qr-box canvas, #qr-box img, .qr-slot canvas, .qr-slot img {
  border: 8px solid #f5edd8;
  border-radius: 6px;
  background: #f5edd8;
}

table.grid {
  width: 100%;
  border-collapse: collapse;
  margin: 0.8rem 0;
  font-size: 0.85rem;
}
table.grid th, table.grid td {
  border: 1px solid var(--line);
  padding: 0.5rem 0.65rem;
  text-align: left;
  vertical-align: top;
}
table.grid th { background: #171309; color: var(--parchment); }
table.grid td { word-break: break-all; }
.check { color: var(--ok); font-weight: bold; }
.cross { color: var(--bad); font-weight: bold; }

.honest-limits {
  border: 1px dashed var(--amber);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin-top: 1.5rem;
  background: rgba(185, 127, 38, 0.06);
}
.honest-limits h3 { color: var(--warn); margin-top: 0; }
.honest-limits ul { margin: 0.4rem 0; padding-left: 1.3rem; color: var(--ink-dim); font-size: 0.9rem; }
.honest-limits li { margin: 0.25rem 0; }

footer.site {
  border-top: 1px solid var(--line);
  margin: 2.5rem auto 0;
  max-width: 980px;
  padding: 1.6rem 2rem 2.5rem;
  text-align: center;
  color: var(--ink-dim);
  font-size: 0.88rem;
}
footer.site a { color: var(--gold-bright); }
footer.site code { color: var(--parchment); font-size: 0.8rem; word-break: break-all; } /* donation address is unbroken */
footer.site p { margin: 0.45rem 0; }

.confirm-banner {
  background: rgba(142, 47, 47, 0.14);
  border: 2px solid var(--seal-bright);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin: 1rem 0;
}
.confirm-banner label { display: block; margin: 0.6rem 0; font-size: 0.9rem; }
.confirm-banner input[type="checkbox"] { accent-color: var(--seal-bright); margin-right: 0.5rem; }

.verdict {
  border-radius: var(--radius);
  padding: 1.1rem 1.3rem;
  margin: 1rem 0;
  border: 2px solid;
}
.verdict.verified { border-color: var(--ok); background: rgba(127,176,105,0.08); }
.verdict.refused { border-color: var(--bad); background: rgba(209,96,79,0.1); }
.verdict h3 { margin-top: 0; }
.verdict.verified h3 { color: var(--ok); }
.verdict.refused h3 { color: var(--bad); }

@media (max-width: 640px) {
  .wrap { padding: 0 0.7rem 3rem; }
  header.top h1 { font-size: 1.5rem; }
  .kv { grid-template-columns: 1fr; }
}

/* Keyboard focus: a visible ring in this app's accent on every interactive element (fleet focus-visible pass). */
:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

/* Skip link: the first Tab stop on the page — parked off-screen until keyboard focus reveals it (fleet skip-link pass). */
.skip-link { position: absolute; left: 12px; top: -64px; z-index: 1000; padding: 10px 16px; border: 2px solid var(--gold); border-radius: 8px; background: #0b0e14; color: var(--gold); font-weight: 700; text-decoration: none; transition: top .15s ease; }
.skip-link:focus-visible { top: 12px; }
main:focus { outline: none; }

/* Reduced motion: when the OS asks for reduced motion, animations and transitions finish near-instantly and scrolling is not smoothed (fleet reduced-motion pass). Near-zero durations — not animation: none — so fade-ins still land on their end state and no content can be stranded invisible. */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

/* Touch targets (fleet WCAG 2.5.8 pass): native checkboxes/radios measured 13-18px in the fleet probe — size them to the 24px minimum. */
input[type="checkbox"], input[type="radio"] { width: 24px; height: 24px; flex: none; }