/* NAVI article library, shared stylesheet.
   Tokens and type scale mirror website/index.html so articles read as the same
   publication. Owned by the SEO branch; index.html is not touched. */

:root {
  --abyss: #06101D;
  --sea: #0A1A2E;
  --sea-2: #0D1F35;
  --card: #10233C;
  --ivory: #EFE9DC;
  --ivory-dim: #AFBAC8;
  --brass: #C9A45C;
  --brass-dim: #967C46;
  --line: rgba(122, 148, 178, 0.22);
  --line-soft: rgba(122, 148, 178, 0.12);
  color-scheme: dark;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--sea);
  color: var(--ivory);
  font: 17px/1.68 var(--sans);
  -webkit-font-smoothing: antialiased;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
a { color: var(--brass); }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--brass); outline-offset: 3px; border-radius: 2px;
}
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 28px; }
.serif { font-family: var(--serif); }

.eyebrow {
  font: 13px/1 var(--mono); letter-spacing: .3em; text-transform: uppercase;
  color: var(--brass); display: flex; align-items: center; gap: 14px; margin-bottom: 20px;
}
.eyebrow::after { content: ""; height: 1px; width: 56px; background: var(--brass-dim); opacity: .7; }

/* ---------- nav ---------- */
nav.top {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--sea) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.nav-in { max-width: 1040px; margin: 0 auto; padding: 15px 28px; display: flex; align-items: center; gap: 26px; }
.brand { display: flex; align-items: center; gap: 13px; text-decoration: none; color: var(--ivory); }
.brand svg { display: block; flex: none; }
.brand-word { font-family: var(--serif); font-size: 20px; letter-spacing: .32em; line-height: 1; }
.brand-word small { display: block; font: 9.5px/1 var(--mono); letter-spacing: .3em; color: var(--brass); text-transform: uppercase; margin-top: 6px; }
.nav-links { margin-left: auto; display: flex; gap: 4px; flex-wrap: wrap; }
.nav-links a {
  color: var(--ivory-dim); text-decoration: none; font-size: 15px; letter-spacing: .04em;
  padding: 8px 13px; border-radius: 4px; border: 1px solid transparent;
}
.nav-links a:hover { color: var(--ivory); }
.nav-links a[aria-current="page"] { color: var(--brass); border-color: var(--brass-dim); }
.pill {
  font: 12px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--brass);
  border: 1px solid var(--brass-dim); border-radius: 999px; padding: 9px 14px; white-space: nowrap;
}
@media (max-width: 860px) { .pill { display: none; } }
@media (max-width: 760px) {
  .nav-in { padding: 12px 18px; gap: 14px; flex-wrap: wrap; }
  .brand-word { font-size: 18px; }
  .nav-links { gap: 0; margin-left: auto; }
  .nav-links a { padding: 8px 9px; font-size: 14.5px; }
}
@media (max-width: 520px) {
  .nav-links { margin-left: 0; width: 100%; justify-content: space-between; }
  .nav-links a { padding: 8px 6px; }
}

/* ---------- article head ---------- */
.art-head { padding: 74px 0 0; }
.art-head h1 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(30px, 4.4vw, 46px); line-height: 1.18;
  max-width: 22ch; text-wrap: balance;
}
.art-meta {
  font: 12.5px/1.8 var(--mono); letter-spacing: .13em; text-transform: uppercase;
  color: var(--ivory-dim); margin-top: 24px;
  display: flex; flex-wrap: wrap; gap: 8px 26px;
  border-top: 1px solid var(--line-soft); padding-top: 18px;
}
.art-meta span { display: block; }

/* the extractable answer block */
.answer {
  margin-top: 40px; background: var(--card);
  border: 1px solid var(--line-soft); border-left: 2px solid var(--brass);
  border-radius: 8px; padding: 28px 30px; max-width: 68ch;
}
.answer .lbl {
  font: 11.5px/1 var(--mono); letter-spacing: .22em; text-transform: uppercase;
  color: var(--brass); display: block; margin-bottom: 14px;
}
.answer p { font-size: 18px; }
.answer p + p { margin-top: 13px; }
.answer strong { color: var(--ivory); }

/* ---------- article body ---------- */
.art-body { padding: 58px 0 84px; }
.art-body .wrap { max-width: 1040px; }
.art-body .col { max-width: 68ch; }
.art-body h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(24px, 3.1vw, 31px); line-height: 1.24;
  margin-top: 54px; text-wrap: balance;
}
.art-body h3 {
  font-family: var(--serif); font-weight: 500; font-size: 20px;
  margin-top: 34px;
}
.art-body p { color: var(--ivory-dim); margin-top: 15px; }
.art-body strong { color: var(--ivory); font-weight: 600; }
.art-body ul, .art-body ol { color: var(--ivory-dim); margin-top: 15px; padding-left: 20px; }
.art-body li { margin: 8px 0; }
.art-body li::marker { color: var(--brass-dim); }
.art-body h2:first-child, .art-body h3:first-child { margin-top: 0; }

.pull {
  margin: 40px 0; padding: 4px 0 4px 24px;
  border-left: 1px solid var(--brass-dim);
  font-family: var(--serif); font-size: 21px; line-height: 1.45; color: var(--ivory);
}
.note {
  margin-top: 32px; padding: 20px 24px;
  background: var(--abyss); border: 1px dashed var(--line);
  border-radius: 8px; font-size: 15.5px; color: var(--ivory-dim);
}
.note b { color: var(--brass); font-weight: 500; }

/* option cards */
.options { display: grid; gap: 14px; margin-top: 28px; grid-template-columns: repeat(3, 1fr); }
.option { background: var(--card); border: 1px solid var(--line-soft); border-radius: 8px; padding: 24px; }
.option .tag {
  display: inline-block; font: 11.5px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase;
  color: var(--brass); border: 1px solid var(--brass-dim); border-radius: 999px;
  padding: 7px 12px; margin-bottom: 14px;
}
.option h3 { font-family: var(--serif); font-weight: 500; font-size: 19px; margin: 0 0 8px; }
.option p { color: var(--ivory-dim); font-size: 15.5px; margin-top: 0; }
@media (max-width: 860px) { .options { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq { margin-top: 34px; max-width: 68ch; }
.faq details { border-top: 1px dashed var(--line); }
.faq details:last-child { border-bottom: 1px dashed var(--line); }
.faq summary {
  cursor: pointer; padding: 21px 4px; font-size: 17.5px; font-weight: 500;
  list-style: none; display: flex; align-items: baseline; gap: 14px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; margin-left: auto; color: var(--brass); font-family: var(--mono); font-size: 20px; flex: none; }
.faq details[open] summary::after { content: "\2013"; }
.faq .a { padding: 0 4px 24px; color: var(--ivory-dim); }
.faq .a p + p { margin-top: 13px; }

/* ---------- related / library ---------- */
.band { padding: 76px 0; }
.band.deep { background: var(--abyss); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.band h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(25px, 3.2vw, 33px); line-height: 1.22; max-width: 26ch; }
.cards { display: grid; gap: 14px; margin-top: 32px; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); }
.card {
  display: block; text-decoration: none; color: inherit;
  background: var(--card); border: 1px solid var(--line-soft); border-radius: 8px; padding: 26px;
  transition: border-color .25s, transform .25s;
}
.card:hover { border-color: var(--brass-dim); transform: translateY(-2px); }
.card .kicker { font: 11.5px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--brass); }
.card h3 { font-family: var(--serif); font-weight: 500; font-size: 19.5px; margin: 13px 0 9px; line-height: 1.3; }
.card p { color: var(--ivory-dim); font-size: 15.5px; }
.card.soon { opacity: .58; }
.card.soon:hover { border-color: var(--line-soft); transform: none; }

.more-link {
  display: inline-block; margin-top: 26px; font-size: 15.5px; letter-spacing: .04em;
  text-decoration: none; border-bottom: 1px solid var(--brass-dim); padding-bottom: 3px;
}
.more-link:hover { border-color: var(--brass); }

/* ---------- contact / footer ---------- */
.contact { text-align: center; }
.contact h2 { margin: 0 auto; }
.contact .mail { font-family: var(--mono); font-size: clamp(16px, 4vw, 22px); margin-top: 26px; overflow-wrap: anywhere; }
.contact .prose { max-width: 58ch; margin: 18px auto 0; color: var(--ivory-dim); }
footer { border-top: 1px solid var(--line-soft); background: var(--abyss); padding: 38px 0 48px; text-align: center; color: var(--ivory-dim); font-size: 14px; }
footer .tag { font: 12px/1 var(--mono); letter-spacing: .28em; text-transform: uppercase; color: var(--brass); display: block; margin-bottom: 14px; }

@media (max-width: 640px) {
  .wrap { padding: 0 24px; }
  .band { padding: 58px 0; }
  .art-head { padding-top: 54px; }
  .art-body { padding: 46px 0 66px; }
  .answer { padding: 24px 22px; }
}