@font-face {
  font-family: "Public Sans";
  src: url("/fonts/public-sans-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Public Sans";
  src: url("/fonts/public-sans-latin-wght-italic.woff2") format("woff2");
  font-weight: 100 900;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("/fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("/fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}

/* Archive paper, record-office ink. Teal marks what's cleared, amber what's held. */
:root {
  --paper: #e8edf2;
  --paper-raised: #f6f8fb;
  --ink: #16213a;
  --ink-soft: #4a5670;
  --rule: #bcc6d3;
  --cleared: #0e6e58;
  --held: #8a5a00;
  --focus: #2f5bd3;
  --tok-bg: #16213a;
  --tok-fg: #e8edf2;

  --sans: "Public Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --measure: 66ch;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0f1726;
    --paper-raised: #172238;
    --ink: #e3e9f2;
    --ink-soft: #9aa7bd;
    --rule: #2c3a55;
    --cleared: #4cc3a0;
    --held: #e0a93b;
    --focus: #8fb0ff;
    --tok-bg: #e3e9f2;
    --tok-fg: #0f1726;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 5rem; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--sans);
  font-feature-settings: "kern", "liga";
}
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 2px; }
h1, h2, h3 { margin: 0; font-weight: 700; letter-spacing: -0.015em; text-wrap: balance; }
h2 { font-size: clamp(1.6rem, 2.6vw, 2.05rem); line-height: 1.15; }
h3 { font-size: 1.125rem; line-height: 1.3; font-weight: 650; }
p { margin: 0; }

.wrap { width: min(72rem, 100% - 2rem); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 1rem; top: 1rem; background: var(--paper-raised); padding: 0.5rem 1rem; z-index: 10; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--ink-soft); }
.fine { color: var(--ink-soft); font-size: 0.9rem; max-width: var(--measure); }

/* Masthead */
.masthead { border-bottom: 1px solid var(--rule); background: var(--paper); position: sticky; top: 0; z-index: 5; }
.masthead-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 0.9rem; flex-wrap: wrap; }
.wordmark { font-weight: 800; font-size: 1.15rem; letter-spacing: -0.03em; text-decoration: none; }
.masthead nav { display: flex; gap: 1.25rem; flex-wrap: wrap; font-size: 0.95rem; }
.masthead nav a { text-decoration: none; color: var(--ink-soft); }
.masthead nav a:hover { color: var(--ink); text-decoration: underline; }

/* Buttons */
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.75rem; }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 2.75rem; padding: 0.55rem 1.15rem;
  border: 1.5px solid var(--ink); border-radius: 4px;
  background: transparent; color: var(--ink);
  font: 600 1rem/1.2 var(--sans); text-decoration: none; cursor: pointer;
}
.button:hover { background: var(--paper-raised); }
.button.primary { background: var(--ink); color: var(--paper); }
.button.primary:hover { background: var(--ink-soft); border-color: var(--ink-soft); }

/* Hero: the live redaction is the centrepiece */
.hero {
  display: grid; gap: 2.5rem 4rem; align-items: start;
  padding-block: clamp(2.5rem, 7vw, 5.5rem) clamp(3rem, 7vw, 5rem);
}
@media (min-width: 62rem) { .hero { grid-template-columns: 5fr 6fr; } }
.hero h1 { font-size: clamp(2.35rem, 5.2vw, 3.7rem); line-height: 1.03; font-weight: 780; letter-spacing: -0.03em; max-width: 14ch; }
.lede { margin-top: 1.4rem; font-size: 1.2rem; line-height: 1.55; max-width: 40ch; color: var(--ink-soft); }
.hero .fine { margin-top: 1rem; }

.demo { margin: 0; display: grid; gap: 0; border: 1.5px solid var(--ink); border-radius: 6px; background: var(--paper-raised); overflow: hidden; }
.demo-pane { padding: 1rem 1.1rem 1.15rem; }
.demo-pane + .demo-pane { border-top: 1.5px dashed var(--rule); }
.pane-label { display: block; font-size: 0.85rem; font-weight: 650; color: var(--ink-soft); margin-bottom: 0.5rem; }
.delivered .pane-label { color: var(--cleared); }
.demo textarea, .scrubbed {
  width: 100%; margin: 0; font: 400 0.86rem/1.65 var(--mono); color: var(--ink);
  white-space: pre-wrap; overflow-wrap: anywhere;
}
.demo textarea {
  display: block; resize: vertical; min-height: 9.5rem; padding: 0.6rem 0.7rem;
  background: var(--paper); border: 1px solid var(--rule); border-radius: 4px;
}
.scrubbed { min-height: 7rem; }
.demo figcaption { padding: 0.75rem 1.1rem; border-top: 1px solid var(--rule); font-size: 0.88rem; color: var(--ink-soft); }

/* Redaction tokens: an ink bar you can still read. */
.tok {
  background: var(--tok-bg); color: var(--tok-fg);
  padding: 0.05em 0.3em; border-radius: 2px; font-weight: 500;
  -webkit-box-decoration-break: clone; box-decoration-break: clone;
}
.tok.secret { background: repeating-linear-gradient(-45deg, var(--tok-bg) 0 6px, color-mix(in srgb, var(--tok-bg) 82%, var(--paper)) 6px 9px); }
@media (prefers-reduced-motion: no-preference) {
  .scrubbed.revealing .tok { animation: ink 520ms cubic-bezier(.2,.7,.2,1) both; animation-delay: calc(var(--i, 0) * 70ms); }
  @keyframes ink { from { color: transparent; clip-path: inset(0 100% 0 0); } 60% { color: transparent; clip-path: inset(0 0 0 0); } to { color: var(--tok-fg); clip-path: inset(0 0 0 0); } }
}

/* Two sides of the market */
.sides { display: grid; gap: 2.5rem 4rem; padding-block: 3.5rem; border-top: 1px solid var(--rule); }
@media (min-width: 52rem) { .sides { grid-template-columns: 1fr 1fr; } }
.side ul { list-style: none; padding: 0; margin: 1.25rem 0 0; display: grid; gap: 1rem; max-width: 52ch; }
.side li { padding-left: 1rem; border-left: 3px solid var(--rule); }
.side strong { font-weight: 650; }

/* Bands */
section.wrap { padding-block: 3.5rem; }
.band { border-top: 1px solid var(--rule); }
section.wrap + section.wrap { border-top: 1px solid var(--rule); }
.section-lede { margin-top: 0.75rem; max-width: var(--measure); color: var(--ink-soft); font-size: 1.1rem; }

.kinds { display: grid; gap: 1.5rem 3rem; margin: 2rem 0 0; }
@media (min-width: 46rem) { .kinds { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 70rem) { .kinds { grid-template-columns: repeat(3, 1fr); } }
.kinds dt { font-weight: 650; }
.kinds dd { margin: 0.3rem 0 0; color: var(--ink-soft); max-width: 40ch; }

/* The sale is a real sequence, so it's numbered. */
.steps { list-style: none; counter-reset: step; padding: 0; margin: 2rem 0 0; display: grid; gap: 1.5rem; }
@media (min-width: 60rem) { .steps { grid-template-columns: repeat(5, 1fr); gap: 0; } }
.steps li { counter-increment: step; position: relative; padding: 0 1.25rem 0 0; }
@media (min-width: 60rem) {
  .steps li { padding-top: 1.1rem; border-top: 3px solid var(--ink); }
  .steps li:last-child { border-top-color: var(--cleared); }
}
.steps h3::before { content: counter(step) ". "; color: var(--ink-soft); font-weight: 500; }
.steps p { margin-top: 0.4rem; color: var(--ink-soft); font-size: 0.97rem; }

.stamp { display: inline-block; padding: 0 0.45em; border: 1.5px solid currentColor; border-radius: 3px; font-weight: 650; font-size: 0.92em; line-height: 1.35; }
.stamp.cleared { color: var(--cleared); }
.stamp.held { color: var(--held); }
.checks { list-style: none; padding: 0; margin: 1.75rem 0 1.25rem; display: grid; gap: 0.15rem; max-width: 50rem; }
.checks li { display: grid; grid-template-columns: 1.6rem 1fr; padding: 0.6rem 0; border-bottom: 1px solid var(--rule); }
.checks li::before { content: ""; width: 0.95rem; height: 0.95rem; margin-top: 0.3rem; border: 1.5px solid var(--ink-soft); border-radius: 2px; }

/* Tool */
.drop {
  margin-top: 1.75rem; padding: 2rem 1.25rem; display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 1rem;
  border: 1.5px dashed var(--ink-soft); border-radius: 6px; background: var(--paper-raised);
}
.drop.over { border-color: var(--focus); border-style: solid; }
.drop-hint { color: var(--ink-soft); }
input[type="file"]:focus-visible + label { outline: 3px solid var(--focus); outline-offset: 2px; }
.status { margin-top: 1rem; min-height: 1.6em; color: var(--ink-soft); }
.status.error { color: var(--held); font-weight: 600; }
.result h3 { margin-top: 2rem; }
.figures { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: 1rem; margin: 1.5rem 0 0; }
.figures div { padding: 0.9rem 1rem; border: 1px solid var(--rule); border-radius: 4px; background: var(--paper-raised); }
.figures dt { font-size: 0.88rem; color: var(--ink-soft); }
.figures dd { margin: 0.2rem 0 0; font-size: 1.6rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.result-cols { display: grid; gap: 0 3rem; }
@media (min-width: 46rem) { .result-cols { grid-template-columns: 1fr 1fr; } }
.result-cols p { margin-top: 0.5rem; }
.kinds-list { list-style: none; padding: 0; margin: 0.5rem 0 0; columns: 2; column-gap: 2rem; }
.kinds-list li { display: flex; justify-content: space-between; gap: 1rem; padding: 0.2rem 0; border-bottom: 1px solid var(--rule); break-inside: avoid; font-variant-numeric: tabular-nums; }
.samples { display: grid; gap: 0.75rem; margin-top: 0.75rem; }
.thread { border: 1px solid var(--rule); border-radius: 4px; background: var(--paper-raised); padding: 0.75rem 0.9rem; }
.thread-meta { font-size: 0.85rem; color: var(--ink-soft); margin-bottom: 0.35rem; }
.thread .scrubbed { min-height: 0; font-size: 0.82rem; }

.footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem 2rem; padding-block: 2rem 3rem; border-top: 1px solid var(--rule); color: var(--ink-soft); font-size: 0.95rem; }
.footer .wordmark { color: var(--ink); }

@media (max-width: 40rem) {
  body { font-size: 1rem; }
  .masthead { position: static; }
  .masthead-inner { padding-block: 0.75rem; }
  .masthead nav { gap: 0.15rem 1rem; font-size: 0.9rem; }
  .lede { font-size: 1.08rem; }
  .kinds-list { columns: 1; }
}

/* Inner pages */
.page { padding-block: clamp(2rem, 5vw, 3.5rem) 4rem; }
.page h1 { font-size: clamp(2rem, 4vw, 2.8rem); line-height: 1.08; font-weight: 760; letter-spacing: -0.025em; }
.masthead nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-decoration-thickness: 2px; }
.prose { max-width: 46rem; }
.prose h2 { margin-top: 2.25rem; font-size: 1.35rem; }
.prose p, .prose ul { margin-top: 0.75rem; max-width: var(--measure); }
.prose li { margin-top: 0.35rem; }

/* Forms */
.form { max-width: 44rem; margin-top: 2rem; display: grid; gap: 1.5rem; }
.form fieldset { margin: 0; padding: 1.25rem 1.25rem 1.4rem; border: 1px solid var(--rule); border-radius: 6px; background: var(--paper-raised); display: grid; gap: 1rem; min-width: 0; }
.form legend { padding: 0 0.4rem; font-weight: 700; font-size: 1.05rem; }
.form label { display: grid; gap: 0.35rem; font-weight: 600; font-size: 0.95rem; }
.form .row { display: grid; gap: 1rem; }
@media (min-width: 40rem) { .form .row { grid-template-columns: 1fr 1fr; } }
.form input:not([type="radio"]):not([type="checkbox"]), .form select, .form textarea {
  width: 100%; min-height: 2.75rem; padding: 0.55rem 0.7rem;
  font: 400 1rem/1.4 var(--sans); color: var(--ink);
  background: var(--paper); border: 1.5px solid var(--rule); border-radius: 4px;
}
.form textarea { resize: vertical; }
.form input:focus-visible, .form select:focus-visible, .form textarea:focus-visible { border-color: var(--focus); }
.form ::placeholder { color: color-mix(in srgb, var(--ink-soft) 75%, transparent); }
.choices { display: grid; gap: 0.4rem; }
.form label.choice { display: flex; align-items: flex-start; gap: 0.6rem; font-weight: 400; font-size: 1rem; }
.choice input { margin: 0.3rem 0 0; width: 1.05rem; height: 1.05rem; accent-color: var(--ink); flex: none; }
.attest { padding: 0 0.25rem; }
.hint { color: var(--ink-soft); font-size: 0.95rem; margin-bottom: -0.4rem; }
.note { padding: 0.7rem 0.9rem; border-left: 3px solid currentColor; font-size: 0.95rem; }
.note.held { color: var(--held); background: color-mix(in srgb, var(--held) 8%, transparent); }
.trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { min-height: 1.6em; color: var(--ink-soft); }
.form-status.error { color: var(--held); font-weight: 600; }
.form .actions { margin-top: 0; }
.button:disabled { opacity: 0.6; cursor: progress; }
.done { margin-top: 2rem; max-width: 40rem; padding: 1.5rem; border: 1.5px solid var(--cleared); border-radius: 6px; background: var(--paper-raised); }
.done h2 { color: var(--cleared); }
.done p { margin-top: 0.6rem; }

/* Catalog */
.catalog { display: grid; gap: 1.25rem; margin-top: 2rem; }
@media (min-width: 56rem) { .catalog { grid-template-columns: 1fr 1fr; } }
.listing { padding: 1.25rem 1.3rem; border: 1px solid var(--rule); border-radius: 6px; background: var(--paper-raised); }
.listing-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.listing-kind { color: var(--ink-soft); font-size: 0.9rem; font-weight: 600; }
.listing h2 { margin-top: 0.6rem; font-size: 1.3rem; }
.listing-desc { margin-top: 0.5rem; color: var(--ink-soft); white-space: pre-line; }
.listing-facts { margin: 1rem 0 0; display: grid; gap: 0.3rem; font-size: 0.95rem; }
.listing-facts div { display: grid; grid-template-columns: 6.5rem 1fr; gap: 0.75rem; }
.listing-facts dt { color: var(--ink-soft); }
.listing-facts dd { margin: 0; }
.listing .actions { margin-top: 1.1rem; }
.empty { margin-top: 2rem; max-width: 40rem; padding: 1.5rem; border: 1.5px dashed var(--ink-soft); border-radius: 6px; }
.empty p { margin-top: 0.6rem; }

/* Legal pages and footer links */
.updated { margin-top: 0.4rem; color: var(--ink-soft); font-size: 0.92rem; }
.prose ul ul { margin-top: 0.35rem; padding-left: 1.25rem; }
.prose li b { font-weight: 650; }
.footer-links { display: flex; flex-wrap: wrap; gap: 0.35rem 1.25rem; }
.footer-links a[aria-current="page"] { color: var(--ink); }
.footer .fine { flex-basis: 100%; }
.consent { margin-top: -0.75rem; }