/* actaseal.com -- base stylesheet.
   Tokens match the ActaSeal console, which is the single source of truth
   for colors, radius and font stacks. No new colors are introduced here.
   Variable names below (--ink, --paper, etc.) are kept from this site's
   existing structure; only their values now come from the console. */

:root {
  color-scheme: light;
  --ink: #14161c;
  --paper: #f5f6f8;
  --paper-raised: #ffffff;
  --rule: #d7dbe3;
  --accent: #2f5fdb;
  --accent-ink: #ffffff;
  --mono-bg: #0b0d12;
  --mono-fg: #e6e9ef;
  --muted: #4c5566;
  --max: 1180px;
  --serif: var(--body);
  --body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --ink: #e6e9ef;
    --paper: #0b0d12;
    --paper-raised: #12151c;
    --rule: #232834;
    --accent: #5b8cff;
    --accent-ink: #ffffff;
    --mono-bg: #12151c;
    --mono-fg: #e6e9ef;
    --muted: #8992a3;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --ink: #e6e9ef;
  --paper: #0b0d12;
  --paper-raised: #12151c;
  --rule: #232834;
  --accent: #5b8cff;
  --accent-ink: #ffffff;
  --mono-bg: #12151c;
  --mono-fg: #e6e9ef;
  --muted: #8992a3;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.5;
}

a { color: var(--accent); }
a:visited { color: var(--accent); }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}

header.site-head {
  border-bottom: 3px solid var(--ink);
  padding: 22px 0;
}

header.site-head .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.wordmark {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.01em;
}

.wordmark .dot { color: var(--accent); }

nav.site-nav ul {
  list-style: none;
  display: flex;
  gap: 22px;
  margin: 0;
  padding: 0;
  font-size: 14px;
}

nav.site-nav a { text-decoration: none; color: var(--ink); }
nav.site-nav a:hover { color: var(--accent); }

main { padding: 48px 0 80px; }

h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.15; }

h1 { font-size: 40px; margin: 0 0 18px; }
h2 { font-size: 26px; margin: 0 0 14px; }
h3 { font-size: 19px; margin: 0 0 10px; }

section { padding: 40px 0; border-top: 1px solid var(--rule); }
section:first-of-type { border-top: none; }

.section-number {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
  display: block;
  margin-bottom: 6px;
}

.lede { max-width: 62ch; }

.evidence {
  background: var(--mono-bg);
  color: var(--mono-fg);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
  padding: 18px 20px;
  border-radius: 2px;
  overflow-x: auto;
  white-space: pre;
  max-width: 100%;
}

.hash { word-break: break-all; }

table.dense {
  border-collapse: collapse;
  width: 100%;
  font-size: 14.5px;
  margin: 10px 0;
}

table.dense caption { text-align: left; font-size: 13px; color: var(--muted); margin-bottom: 6px; }

table.dense th, table.dense td {
  border: 1px solid var(--rule);
  padding: 9px 11px;
  text-align: left;
  vertical-align: top;
}

table.dense th {
  background: var(--paper-raised);
  font-family: var(--body);
  font-weight: 700;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.who-row { display: grid; grid-template-columns: 1fr 1.4fr; gap: 6px 24px; padding: 14px 0; border-top: 1px solid var(--rule); }
.who-row:first-of-type { border-top: none; }
.who-row dt { font-family: var(--serif); font-weight: 700; }
.who-row dd { margin: 0; color: var(--muted); }

.proof-list { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 32px; }
.proof-list li { break-inside: avoid; margin-bottom: 10px; font-size: 14.5px; }
.proof-list a { font-family: var(--mono); font-size: 13px; }

.open-core-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 18px; }
.open-core-col { border: 1px solid var(--rule); padding: 18px; background: var(--paper-raised); }
.open-core-col h3 { margin-top: 0; }
.open-core-col.licensed { border-color: var(--accent); }
.open-core-col ul { margin: 0; padding-left: 18px; font-size: 14.5px; }

.deploy-rows dt { font-family: var(--mono); font-size: 13px; color: var(--accent); }
.deploy-rows dd { margin: 2px 0 14px; }

.cta-line {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 16px;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  font-size: 14px;
  font-family: var(--body);
  font-weight: 600;
}
.cta-line:visited { color: var(--accent-ink); }

footer.site-foot {
  border-top: 3px solid var(--ink);
  padding: 22px 0;
  font-size: 13px;
  color: var(--muted);
}

@media (max-width: 768px) {
  h1 { font-size: 30px; }
  .open-core-grid { grid-template-columns: 1fr; }
  .who-row { grid-template-columns: 1fr; }
  .proof-list { columns: 1; }
  nav.site-nav ul { gap: 14px; flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .wrap { padding: 0 16px; }
  h1 { font-size: 25px; }
}

/* narrow-viewport overflow: long API paths wrap, dense tables scroll in place */
code, pre { overflow-wrap: anywhere; word-break: break-word; }
pre { overflow-x: auto; }
@media (max-width: 720px) {
  table { display: block; overflow-x: auto; max-width: 100%; }
}

/* notes */
.note-meta { font-family: var(--mono, monospace); font-size: 13px; opacity: .75; margin-bottom: 4px; }
.note-list { list-style: none; padding: 0; }
.note-list li { padding: 14px 0; border-bottom: 1px solid var(--rule, #ccc); }
.note-list time { font-family: var(--mono, monospace); font-size: 13px; opacity: .75; display: block; }
.note-list a { font-size: 17px; }
.note-list p { margin: 4px 0 0; opacity: .85; }