/**
 * LeanCalc — shared top navigation and calculator page intros (editorial context).
 * Load after leancalc-tokens.css (uses --accent, --border, --card, --muted, --text).
 */
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  justify-content: center;
  align-items: center;
  margin: 0 0 20px;
  padding: 14px 12px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
  font-family: "DM Sans", sans-serif;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}

.site-nav a:hover {
  color: var(--accent);
}

.tool-page-intro {
  max-width: 720px;
  margin: 0 auto 24px;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  text-align: left;
}

.tool-page-intro h2 {
  font-family: Syne, sans-serif;
  font-size: 1.02rem;
  margin-bottom: 12px;
  color: var(--text);
  letter-spacing: -0.3px;
}

.tool-page-intro p,
.tool-page-intro li {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.75;
  margin-bottom: 10px;
}

.tool-page-intro ul {
  margin: 0 0 8px;
  padding-left: 20px;
}

.tool-page-intro a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.tool-page-intro a:hover {
  text-decoration: underline;
}

.tool-page-intro .health-note {
  font-size: 0.86rem;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.tool-page-intro .health-note strong {
  color: var(--text);
}

/* Landing-only: hide editorial intro and "Start here" when results are shown (same URL). */
main:has(#results.visible) .tool-page-intro {
  display: none !important;
}

main:has(#results.visible) .start-here-label {
  display: none !important;
}

/**
 * One tools-nav + intro block: landing order is form → tools → intro → results (results hidden).
 * When results are visible: form hidden → visual order is results → tools (intro hidden above).
 * DOM stays form, intro, results, tools for a single copy of each block.
 */
.calc-main-flow {
  display: flex;
  flex-direction: column;
}

.calc-main-flow .flow-form {
  order: 1;
}

.calc-main-flow .flow-tools {
  order: 2;
}

.calc-main-flow .flow-intro {
  order: 3;
}

.calc-main-flow .flow-results {
  order: 4;
}

main:has(#results.visible) .calc-main-flow .flow-results {
  order: 2;
}

main:has(#results.visible) .calc-main-flow .flow-tools {
  order: 3;
}

/* Ad below More tools & guides (only when results visible; hidden on landing). */
.calc-main-flow .ad-slot-after-tools {
  display: none;
  order: 4;
}

main:has(#results.visible) .calc-main-flow .ad-slot-after-tools {
  display: block;
}