/* Paleflux — shared stylesheet. No external requests, no web fonts. */

:root {
  --bg: #f2f5f4;
  --text: #1d2b30;
  --accent: #b3552e;
  --accent-ink: #9c4725;
  --accent-2: #4d7d8a;
  --accent-2-ink: #3b626d;
  --card: #ffffff;
  --display: "Palatino Linotype", "Iowan Old Style", Georgia, serif;
  --body: -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "SF Mono", Menlo, Consolas, monospace;
  --col: 700px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.62;
}

.wrap {
  width: 100%;
  max-width: var(--col);
  margin: 0 auto;
  padding: 0 20px;
}

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

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent-ink);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--card);
  color: var(--text);
  padding: 10px 14px;
  border: 1px solid var(--accent-2);
  border-radius: 2px;
  z-index: 50;
}
.skip:focus {
  left: 12px;
  top: 12px;
}

/* ---------- header ---------- */

.site-head {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--bg);
  border-bottom: 1px solid var(--accent-2);
}

.head-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 56px;
}

.brand {
  font-family: var(--display);
  font-size: 1.22rem;
  letter-spacing: 0.01em;
  color: var(--text);
  text-decoration: none;
}
.brand .brand-mark {
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  display: block;
  color: var(--accent-2-ink);
  text-transform: uppercase;
}

.site-nav ul {
  display: flex;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav a {
  font-size: 0.95rem;
  text-decoration: none;
  color: var(--text);
  border-bottom: 1px solid var(--accent-2);
  padding-bottom: 2px;
}
.site-nav a:hover { border-bottom-color: var(--accent); }

.menu-toggle {
  display: none;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--accent-2);
  border-radius: 2px;
  padding: 7px 11px;
  cursor: pointer;
}

@media (max-width: 620px) {
  .menu-toggle { display: inline-block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--accent-2);
    padding: 10px 20px 16px;
  }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; gap: 12px; }
  .site-nav a { display: inline-block; }
  .head-inner { position: relative; }
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 40px 0 8px;
  overflow: hidden;
}
.isobar {
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 620px;
  height: 230px;
  opacity: 0.3;
  pointer-events: none;
}
.hero > * { position: relative; }

.hero-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}
.altimeter { flex: 0 0 64px; margin-top: 6px; }

h1 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 2.15rem;
  line-height: 1.12;
  letter-spacing: -0.012em;
  margin: 0 0 14px;
}

h2 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.44rem;
  line-height: 1.2;
  letter-spacing: -0.008em;
  margin: 0 0 10px;
}

h3 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.14rem;
  margin: 24px 0 8px;
}

p { margin: 0 0 15px; }

main { padding-bottom: 36px; }

.lede { font-size: 1.04rem; }

.stamp {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-2-ink);
  margin: 0 0 10px;
}

/* ---------- section rules with centred mono label ---------- */

.rule {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 34px 0 16px;
}
.rule::before,
.rule::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: var(--accent-2);
}
.rule span {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2-ink);
  white-space: nowrap;
}

/* ---------- cards, callouts, disclosure ---------- */

.card {
  background: var(--card);
  border: 1px solid var(--accent-2);
  border-radius: 2px;
  padding: 18px 20px;
  margin: 0 0 18px;
}

.disclosure {
  background: var(--card);
  border: 1px solid var(--accent);
  border-left-width: 4px;
  border-radius: 2px;
  padding: 16px 18px;
  margin: 22px 0;
  font-size: 1rem;
}
.disclosure p:last-child { margin-bottom: 0; }
.disclosure .stamp { color: var(--accent-ink); }

.callout {
  background: var(--card);
  border: 1px solid var(--accent-2);
  border-top: 3px solid var(--accent-2);
  border-radius: 2px;
  padding: 16px 18px;
  margin: 20px 0;
}

.link-note {
  display: block;
  font-size: 0.86rem;
  color: var(--accent-2-ink);
  margin: 6px 0 0;
}

.offer-line {
  background: var(--card);
  border: 1px solid var(--accent-2);
  border-radius: 2px;
  padding: 14px 16px;
  margin: 18px 0;
}
.offer-line p { margin: 0; }

/* ---------- lists ---------- */

ul.diamond { list-style: none; padding-left: 0; margin: 0 0 16px; }
ul.diamond li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 9px;
}
ul.diamond li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--accent);
  transform: rotate(45deg);
}

ol.steps-list { padding-left: 1.2em; margin: 0 0 16px; }
ol.steps-list > li { margin-bottom: 12px; }
ol.steps-list a { font-family: var(--display); font-size: 1.06rem; }

ol.proc { padding-left: 1.2em; }
ol.proc > li { margin-bottom: 11px; }

.toc {
  background: var(--card);
  border: 1px solid var(--accent-2);
  border-radius: 2px;
  padding: 14px 18px 14px;
  margin: 0 0 22px;
}
.toc ul { list-style: none; margin: 0; padding: 0; }
.toc li { margin-bottom: 6px; }
.toc li:last-child { margin-bottom: 0; }

/* ---------- tables ---------- */

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 20px;
  font-size: 0.96rem;
}
caption {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-2-ink);
  padding-bottom: 8px;
}
th, td {
  text-align: left;
  vertical-align: top;
  padding: 9px 10px 9px 0;
  border-bottom: 1px solid var(--accent-2);
}
th { font-weight: 600; width: 40%; }
td.num, .mono { font-family: var(--mono); font-size: 0.92rem; }

/* ---------- checklists ---------- */

.checklist {
  background: var(--card);
  border: 1px solid var(--accent-2);
  border-radius: 2px;
  padding: 18px 20px;
  margin: 18px 0 22px;
}
.checklist h2, .checklist h3 { margin-top: 0; }
.checklist ul { list-style: none; margin: 0; padding: 0; }
.checklist li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 11px;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.32em;
  width: 14px;
  height: 14px;
  border: 1px solid var(--text);
  border-radius: 2px;
  background: transparent;
}

.print-btn {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--accent);
  border-radius: 2px;
  padding: 9px 14px;
  cursor: pointer;
}

/* ---------- step page furniture ---------- */

.brief-label {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-2-ink);
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--accent-2);
  padding: 10px 0 8px;
  margin-bottom: 18px;
}

.stepnav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--accent-2);
  padding-top: 16px;
  margin-top: 30px;
  font-size: 0.95rem;
}

dl.checked dt {
  font-weight: 600;
  margin-top: 14px;
}
dl.checked dd {
  margin: 4px 0 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--accent-2);
}

.glossary {
  background: var(--card);
  border: 1px solid var(--accent-2);
  border-radius: 2px;
  padding: 16px 18px;
  margin: 20px 0;
}
.glossary dt { font-weight: 600; margin-top: 10px; }
.glossary dd { margin: 2px 0 0; }

/* ---------- footer ---------- */

.site-foot {
  border-top: 1px solid var(--accent-2);
  background: var(--card);
  margin-top: 20px;
  padding: 26px 0 34px;
  font-size: 0.9rem;
}
.site-foot .pub { margin: 0 0 14px; line-height: 1.55; }
.site-foot .pub .name { font-family: var(--display); font-size: 1.05rem; }
.site-foot .foot-links { margin: 0 0 14px; }
.site-foot .notice { margin: 0 0 12px; }
.site-foot .reviewed {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--accent-2-ink);
  margin: 0;
}

/* ---------- print ---------- */

@media print {
  :root { --bg: #ffffff; --card: #ffffff; }
  body { background: #fff; color: #000; font-size: 11.5pt; }
  .site-head, .stepnav, .print-btn, .skip, .isobar, .site-nav, .menu-toggle { display: none !important; }
  .site-foot { border-top: 1px solid #000; background: #fff; }
  a { color: #000; text-decoration: none; }
  .checklist, .card, .callout, .disclosure, .glossary, .offer-line {
    border: 1px solid #000;
    break-inside: avoid;
    page-break-inside: avoid;
  }
  .checklist li::before { border-color: #000; }
  .wrap { max-width: 100%; padding: 0; }
  h1, h2, h3 { break-after: avoid; page-break-after: avoid; }
}