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

:root {
  --paper: #faf7f0;
  --oat: #f0e9da;
  --oat-line: #ddd2bc;
  --charcoal: #23262a;
  --charcoal-soft: #4a5057;
  --steel: #2f5d7c;
  --steel-dark: #244a63;
  --radius: 8px;
  --column: 660px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--charcoal);
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.72;
}

h1, h2, h3, h4,
.brand, nav, .step-indicator, .unit-label, .btn, footer, .meta {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

h1 { font-size: 1.95rem; line-height: 1.25; margin: 0 0 .6rem; letter-spacing: -0.01em; }
h2 { font-size: 1.32rem; line-height: 1.3; margin: 2.4rem 0 .5rem; }
h3 { font-size: 1.08rem; line-height: 1.35; margin: 1.8rem 0 .4rem; }
p, li { font-size: 1rem; }
p { margin: 0 0 1.05rem; }

a { color: var(--steel-dark); }
a:hover { color: var(--charcoal); }

a:focus-visible, button:focus-visible {
  outline: 3px solid var(--steel);
  outline-offset: 2px;
  border-radius: 2px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--charcoal);
  color: var(--paper);
  padding: .6rem 1rem;
  z-index: 50;
}
.skip:focus { left: 0; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--paper);
  border-bottom: 1px solid var(--oat-line);
}

.bar {
  max-width: var(--column);
  margin: 0 auto;
  padding: .55rem 1.1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .01em;
  text-decoration: none;
  color: var(--charcoal);
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}
.brand svg { display: block; }

.menu-toggle {
  display: none;
  font-size: .9rem;
  background: var(--oat);
  color: var(--charcoal);
  border: 1px solid var(--oat-line);
  border-radius: var(--radius);
  padding: .35rem .7rem;
  cursor: pointer;
}

.site-nav ul {
  list-style: none;
  display: flex;
  gap: 1.1rem;
  margin: 0;
  padding: 0;
}
.site-nav a {
  font-size: .92rem;
  text-decoration: none;
  color: var(--charcoal-soft);
}
.site-nav a:hover { color: var(--steel-dark); text-decoration: underline; }

/* ---------- layout ---------- */

main {
  max-width: var(--column);
  margin: 0 auto;
  padding: 2rem 1.1rem 3rem;
}

.step-indicator {
  font-size: .82rem;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--charcoal-soft);
  margin: 0 0 .5rem;
}

.lede { font-size: 1.07rem; }

hr.rule {
  border: 0;
  border-top: 1px solid var(--oat-line);
  margin: 2.4rem 0;
}

.meta { font-size: .85rem; color: var(--charcoal-soft); }

/* ---------- units ---------- */

.disclosure,
.callout,
.checklist,
.example,
.procedure,
.summary,
.glossary {
  border-left: 4px solid var(--steel);
  background: var(--oat);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin: 1.6rem 0;
}

.callout { border-left-color: var(--charcoal-soft); }
.summary { border-left-color: var(--steel-dark); background: transparent; border: 1px solid var(--oat-line); border-left: 4px solid var(--steel-dark); }
.glossary { background: transparent; border: 1px solid var(--oat-line); border-left: 4px solid var(--oat-line); }

.unit-label {
  display: block;
  font-size: .78rem;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--charcoal-soft);
  margin-bottom: .35rem;
}

.disclosure p:last-child,
.callout p:last-child,
.example p:last-child,
.summary p:last-child { margin-bottom: 0; }

.affiliate-note {
  font-size: .9rem;
  color: var(--charcoal-soft);
  margin: .3rem 0 1.05rem;
}

/* checklists: printed boxes, no state */
.checklist ul { list-style: none; margin: 0; padding: 0; }
.checklist li {
  position: relative;
  padding-left: 1.9rem;
  margin-bottom: .7rem;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .42em;
  width: 1rem;
  height: 1rem;
  border: 1.5px solid var(--charcoal-soft);
  border-radius: 2px;
  background: #fff;
}

.procedure ol { margin: 0; padding-left: 1.3rem; }
.procedure li { margin-bottom: .6rem; }

.glossary dl { margin: 0; }
.glossary dt { font-weight: 700; margin-top: .7rem; }
.glossary dd { margin: 0 0 .3rem; }

.toc {
  border: 1px solid var(--oat-line);
  border-radius: var(--radius);
  padding: .9rem 1.1rem;
  margin: 1.6rem 0 2rem;
}
.toc ol { margin: 0; padding-left: 1.2rem; }
.toc li { margin-bottom: .25rem; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.4rem 0;
  font-size: .95rem;
}
th, td {
  border: 1px solid var(--oat-line);
  padding: .5rem .6rem;
  text-align: left;
  vertical-align: top;
}
th { background: var(--oat); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif; font-size: .9rem; }

.steps-list { padding-left: 1.3rem; }
.steps-list li { margin-bottom: .55rem; }

.pager {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  border-top: 1px solid var(--oat-line);
  padding-top: 1.2rem;
  margin-top: 2.4rem;
  font-size: .95rem;
}

.btn {
  display: inline-block;
  background: var(--steel-dark);
  color: #fff;
  border: 0;
  border-radius: var(--radius);
  padding: .55rem 1rem;
  font-size: .92rem;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { background: var(--charcoal); color: #fff; }

figure.diagram { margin: 1.8rem 0; }
figure.diagram svg { width: 100%; height: auto; display: block; }
figcaption { font-size: .85rem; color: var(--charcoal-soft); margin-top: .4rem; }

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

.site-footer {
  border-top: 1px solid var(--oat-line);
  background: var(--oat);
  margin-top: 3rem;
}
.footer-inner {
  max-width: var(--column);
  margin: 0 auto;
  padding: 1.6rem 1.1rem 2.2rem;
  font-size: .86rem;
  line-height: 1.6;
  color: var(--charcoal);
}
.footer-inner address { font-style: normal; margin: 0 0 .8rem; }
.footer-inner .pub-name { font-weight: 700; }
.footer-links { margin: 0 0 .8rem; }
.footer-links a { margin-right: .35rem; }
.footer-notice { margin: 0 0 .8rem; }
.footer-reviewed { margin: 0; color: var(--charcoal-soft); }

/* ---------- wide screens: step numbers in the margin ---------- */

@media (min-width: 1040px) {
  .margin-number {
    position: absolute;
    left: -5.5rem;
    top: .1rem;
    width: 4.5rem;
    text-align: right;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    font-size: .78rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--charcoal-soft);
  }
  main { position: relative; }
  .numbered { position: relative; }
}
@media (max-width: 1039px) {
  .margin-number { display: none; }
}

/* ---------- small screens ---------- */

@media (max-width: 640px) {
  body { font-size: 17px; }
  h1 { font-size: 1.6rem; }
  .menu-toggle { display: inline-block; }
  .site-nav {
    display: none;
    width: 100%;
  }
  .site-nav.open { display: block; }
  .bar { flex-wrap: wrap; }
  .site-nav ul { flex-direction: column; gap: .2rem; padding: .5rem 0 .3rem; }
  .site-nav a { display: block; padding: .35rem 0; }
}

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

@media print {
  body { background: #fff; color: #000; font-size: 11.5pt; }
  .site-header, .pager, .btn, .skip, .site-nav { display: none !important; }
  main { max-width: none; padding: 0; }
  .checklist, .callout, .summary, .glossary, .disclosure {
    background: #fff;
    border: 1px solid #999;
    border-left: 3px solid #000;
    break-inside: avoid;
    page-break-inside: avoid;
  }
  .checklist li::before { border-color: #000; }
  h2 { break-after: avoid; page-break-after: avoid; }
  a { color: #000; text-decoration: none; }
  .site-footer { border-top: 1px solid #999; background: #fff; }
}