:root {
  --bg: #08080a;
  --panel: #111114;
  --ink: #ecece8;
  --mute: #8a8a86;
  --steel: #c8ccd4;
  --line: rgba(200, 204, 212, 0.14);
  --line-strong: rgba(200, 204, 212, 0.28);
  --danger: #b7a089;
  --ok: #9aa78a;
  --font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  --font-mono: ui-monospace, "SFMono-Regular", "Menlo", "Consolas", monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--ink); }
html { min-height: 100%; }
body {
  font-family: var(--font-serif);
  letter-spacing: 0.01em;
  min-height: 100vh;
  background:
    radial-gradient(900px 420px at 50% -10%, #1a1b22 0%, transparent 70%),
    var(--bg);
}

a { color: var(--steel); text-decoration: none; border-bottom: 1px solid var(--line-strong); }
a:hover { color: var(--ink); }

.frame {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 28px 80px;
}

header.mast {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px 24px;
  align-items: end;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
  margin-bottom: 28px;
}

.kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--mute);
}

.mast h1 {
  margin: 8px 0 0;
  font-weight: 500;
  font-size: 28px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mast .work {
  margin-top: 4px;
  color: var(--steel);
  font-style: italic;
  letter-spacing: 0.04em;
}

.meta-col {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mute);
  line-height: 1.8;
}

.meta-col strong { color: var(--ink); font-weight: 500; }

.vault-stage {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: center;
  padding: 8px 0 20px;
}

.chest-wrap {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 18px 18px 8px;
}
.chest-wrap img { width: 100%; height: auto; display: block; }
.caption {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mute);
  padding: 10px 2px 8px;
}

.lede {
  font-size: 22px;
  line-height: 1.35;
  margin: 0 0 18px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--steel);
  border: 1px solid var(--line-strong);
  padding: 8px 12px;
  margin-bottom: 18px;
}
.badge i {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--steel);
  box-shadow: 0 0 10px var(--steel);
  display: inline-block;
}

.facts {
  display: grid;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mute);
  margin-bottom: 22px;
}
.facts span { color: var(--ink); }

.witness {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 16px;
}
.witness label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 8px;
}
.row { display: flex; gap: 8px; }
input, textarea, select, button {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
  background: #08080a;
  border: 1px solid var(--line-strong);
  padding: 10px 12px;
}
input, textarea, select { flex: 1; outline: none; }
input:focus, textarea:focus { border-color: var(--steel); }
button {
  cursor: pointer;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: #16161a;
  color: var(--steel);
}
button:hover { background: #1c1c22; color: var(--ink); }
.hint { margin: 10px 0 0; font-size: 13px; color: var(--mute); }
.seal-out {
  margin-top: 12px;
  min-height: 1.2em;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel);
  white-space: pre-wrap;
}

.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--line);
  margin: 12px 0 0;
}
.tabs button {
  background: transparent;
  border: 0;
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
  padding: 12px 18px;
  letter-spacing: 0.28em;
  color: var(--mute);
}
.tabs button[aria-selected="true"] {
  color: var(--ink);
  border-bottom-color: var(--steel);
}

.panel { display: none; padding: 28px 0 0; }
.panel.active { display: block; }

.catalogue {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 10px 24px;
  font-size: 16px;
  line-height: 1.5;
}
.catalogue dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mute);
  padding-top: 4px;
}
.catalogue dd { margin: 0; }
.rule { height: 1px; background: var(--line); margin: 28px 0; }

.endpoints {
  list-style: none;
  padding: 0;
  margin: 0;
}
.endpoints li {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
}
.endpoints .m { color: var(--steel); letter-spacing: 0.12em; }
.endpoints .p { color: var(--ink); }
.endpoints .why { color: var(--mute); grid-column: 2; font-size: 12px; margin-top: -4px; padding-bottom: 6px; }

.book {
  font-family: var(--font-mono);
  font-size: 13px;
  width: 100%;
  border-collapse: collapse;
}
.book th, .book td {
  text-align: left;
  padding: 8px 8px 8px 0;
  border-bottom: 1px solid var(--line);
  color: var(--mute);
}
.book td { color: var(--ink); }
.removed { color: var(--danger) !important; }

.bid-form {
  display: grid;
  gap: 12px;
  max-width: 520px;
}
.bid-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.status {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel);
  white-space: pre-wrap;
}

footer {
  margin-top: 48px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mute);
  line-height: 1.7;
}

.notices {
  margin-top: 18px;
  color: var(--mute);
  font-size: 14px;
}
.notices li { margin: 6px 0; }

@media (max-width: 800px) {
  .vault-stage, .catalogue, .bid-form .row, header.mast { grid-template-columns: 1fr; }
  .meta-col { text-align: left; }
  .frame { padding: 20px 16px 60px; }
  .mast h1 { font-size: 22px; }
}