/* Description layer only. The editor retains its existing visual system. */
:root {
  --seo-measure: 70ch;
  --seo-space: clamp(20px, 3vw, 40px);
  --seo-section: clamp(32px, 4vw, 52px);
  --seo-card-max: 480px;
}
.seo-guide, .seo-directory {
  box-sizing: border-box;
  max-width: 1200px;
  margin: var(--seo-section) auto;
  padding: var(--seo-space);
  color: var(--ink, #203245);
  background: var(--surface, #fff);
  font-family: inherit;
  font-size: 16px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
.seo-guide { border-top: 1px solid var(--line, #dfe4e8); scroll-margin-top: 110px; }
.seo-guide h1, .seo-guide h2, .seo-directory h1 {
  margin: 0 0 16px;
  font-size: clamp(26px, 3vw, 36px);
  line-height: 1.2;
  letter-spacing: -.025em;
  color: var(--navy, #17335a);
}
.seo-guide section > h2, .seo-guide h3, .seo-directory h2 {
  margin: 0 0 16px;
  font-size: 21px;
  line-height: 1.35;
  letter-spacing: 0;
  color: var(--navy, #17335a);
}
.seo-guide p, .seo-directory p { max-width: var(--seo-measure); margin: 0; }
.seo-guide a, .seo-directory a {
  color: var(--navy, #17335a);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
}
.seo-guide a:hover, .seo-directory a:hover { text-decoration-thickness: 2px; }
.seo-guide a:focus-visible, .seo-directory a:focus-visible,
.seo-guide summary:focus-visible, .seo-entry-link:focus-visible {
  outline: 2px solid var(--navy, #17335a);
  outline-offset: 4px;
  border-radius: 4px;
}
.seo-crumbs { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; margin-bottom: 26px; font-size: 13px; }
.seo-category { margin-bottom: 8px !important; font-size: 13px; font-weight: 600; color: var(--muted, #586771); }
.seo-intro { max-width: var(--seo-measure); margin-bottom: var(--seo-section); }
.seo-intro .seo-lead { max-width: 58ch; font-size: clamp(18px, 2vw, 21px); line-height: 1.45; font-weight: 600; }
.seo-intro .seo-context { margin-top: 12px; color: var(--muted, #586771); }
.seo-notice {
  max-width: var(--seo-measure);
  margin: 0 0 var(--seo-section);
  padding: 16px 20px;
  border-left: 3px solid var(--orange, #ff6b35);
  background: var(--paper, #f7f5f0);
}
.seo-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.seo-fact {
  min-width: 0;
  padding: 22px 22px 24px;
  border: 1px solid var(--line, #dfe4e8);
  border-radius: var(--radius, 16px);
  background: var(--paper, #f7f5f0);
}
.seo-guide .seo-fact > h2, .seo-guide .seo-fact > h3 { margin-bottom: 13px; font-size: 17px; }
.seo-guide ul, .seo-guide ol { margin: 0; padding-left: 22px; }
.seo-guide li + li { margin-top: 8px; }
.seo-guide li::marker { color: var(--navy, #17335a); }
.seo-guide > section { margin-top: var(--seo-section); }
.seo-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.seo-guide .seo-steps { padding-left: 0; list-style: none; counter-reset: seo-step; }
.seo-steps li {
  min-width: 0;
  margin: 0 !important;
  padding: 18px 20px 20px;
  border-top: 2px solid var(--orange, #ff6b35);
  background: var(--paper, #f7f5f0);
  counter-increment: seo-step;
}
.seo-steps li::before {
  content: counter(seo-step, decimal-leading-zero);
  display: block;
  margin-bottom: 12px;
  color: var(--navy, #17335a);
  font-size: 13px;
  font-weight: 700;
}
.seo-guide .seo-use-cases { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px 28px; padding: 0; list-style: none; }
.seo-use-cases li { min-width: 0; margin: 0 !important; padding-left: 14px; border-left: 2px solid var(--line, #dfe4e8); }
.seo-limitations {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line, #dfe4e8);
  border-radius: var(--radius, 16px);
  background: var(--paper, #f7f5f0);
}
.seo-guide .seo-caveats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; padding-left: 0; list-style: none; }
.seo-caveats li { min-width: 0; margin: 0 !important; padding: 13px 0; border-top: 1px solid var(--line, #dfe4e8); }
.seo-faq { max-width: 82ch; }
.seo-faq details { border-top: 1px solid var(--line, #dfe4e8); }
.seo-faq details:last-child { border-bottom: 1px solid var(--line, #dfe4e8); }
.seo-faq summary { padding: 16px 6px; cursor: pointer; font-weight: 600; line-height: 1.5; }
.seo-faq details[open] summary { color: var(--navy, #17335a); }
.seo-faq details p { max-width: 68ch; padding: 12px 24px 20px; }
.seo-guide .seo-related { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 28px; }
.seo-related li { min-width: 0; }
.seo-related li + li { margin-top: 0; }
.seo-guide .seo-related--collection { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.seo-directory section { margin-top: var(--seo-section); }
.seo-directory header p { max-width: var(--seo-measure); }
.seo-directory-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 24px; list-style: none; padding: 0; margin: 0; }
.seo-directory-list li { border-top: 1px solid var(--line, #dfe4e8); }
.seo-directory-list a { display: block; padding: 20px 0; text-decoration: none; }
.seo-directory-list a:hover strong { text-decoration: underline; text-underline-offset: 4px; }
.seo-directory-list strong { font-size: 18px; line-height: 1.4; display: block; }
.seo-directory-list span { display: block; margin-top: 8px; font-size: 14px; line-height: 1.6; color: var(--ink, #203245); }
.seo-directory-list small { display: block; margin-top: 8px; font-size: 12px; color: var(--muted, #586771); }
.seo-entry-link.button { display: inline-flex; align-items: center; justify-content: center; min-height: 40px; padding: 10px 16px; font-size: 12px; font-weight: 600; line-height: 1.3; text-decoration: none; white-space: nowrap; align-self: center; }
.seo-preview-note { padding: 10px 20px; margin: 0; border-bottom: 1px solid var(--line, #dfe4e8); font-size: 13px; background: var(--surface, #fff); color: var(--ink, #203245); }
.seo-preview-note a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 800px) {
  .seo-directory-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .seo-facts { grid-template-columns: 1fr; }
  .seo-steps { grid-template-columns: 1fr; }
  .seo-guide .seo-use-cases, .seo-guide .seo-related--collection { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .seo-guide, .seo-directory { margin: 24px auto; padding: 24px 16px; }
  .seo-directory-list, .seo-guide .seo-use-cases, .seo-guide .seo-related, .seo-guide .seo-related--collection, .seo-guide .seo-caveats { grid-template-columns: 1fr; }
  .seo-fact { padding: 18px; }
  .seo-entry-link.button { white-space: normal; }
  .seo-guide h1, .seo-guide h2, .seo-directory h1 { font-size: 26px; }
  .seo-guide section > h2, .seo-guide h3 { font-size: 19px; }
  .seo-guide .seo-fact > h2, .seo-guide .seo-fact > h3 { font-size: 17px; }
}
@media print {
  .seo-entry-link, .seo-preview-note { display: none; }
  .seo-guide { break-before: page; }
  .seo-fact, .seo-steps li, .seo-caveats li, .seo-faq details { break-inside: avoid; }
}

/* One customer manual, composed from product-specific steps and real UI captures. */
.generator-manual { --guide-step-space: 28px; --guide-image-radius: var(--radius,16px); }
.guide-toc { margin-block: 0 var(--seo-section); padding-block: 20px; border-block: 1px solid var(--line,#dfe4e8); }
.guide-toc > span { display: block; margin-bottom: 12px; color: var(--muted,#586771); font-size: 14px; }
.seo-guide .guide-toc ul { display: flex; flex-wrap: wrap; gap: 10px 24px; list-style: none; padding: 0; }
.seo-guide .guide-toc li { margin: 0; }
.guide-toc a { display: inline-block; padding-block: 4px; }
.seo-back-to-editor { display: inline-block; margin-block: 0 20px; padding-block: 6px; font-weight: 600; }
.guide-chapter { margin-block: var(--seo-section); scroll-margin-top: calc(var(--public-header-height,88px) + var(--tool-rail-height,0px) + 24px); }
.guide-chapter:focus { outline: none; }
.guide-chapter:focus-visible { outline: 2px solid var(--navy,#17335a); outline-offset: 8px; }
.seo-guide .guide-chapter p + p { margin-top: 12px; }
.seo-guide .guide-quickstart { max-width: var(--seo-measure); padding-left: 24px; }
.seo-guide .guide-quickstart li { padding-left: 6px; }
.seo-guide .guide-reading-note, .seo-guide .guide-evidence-note { margin-top: 20px; color: var(--muted,#586771); font-size: 14px; }
.seo-guide .guide-walkthrough { padding: 0; list-style: none; }
.guide-walkthrough > li { margin: 0; padding-top: var(--guide-step-space); }
.guide-walkthrough > li + li { margin-top: var(--guide-step-space); border-top: 1px solid var(--line,#dfe4e8); }
.seo-guide .guide-walkthrough :is(h3,h4) { display: flex; align-items: baseline; gap: 14px; margin: 0 0 16px; font-size: 21px; line-height: 1.45; }
.guide-step-number { flex: 0 0 auto; color: var(--muted,#586771); font-size: 14px; font-weight: 600; }
.seo-guide .guide-check { margin-top: 20px; padding-left: 16px; border-left: 3px solid var(--orange,#ff6b35); }
.guide-check strong { display: block; margin-bottom: 4px; }
.guide-screenshot { margin: 28px 0 0; max-width: 100%; }
.guide-screenshot > a { display: block; overflow: hidden; border: 1px solid var(--line,#dfe4e8); border-radius: var(--guide-image-radius); background: var(--surface,#fff); }
.guide-screenshot img { display: block; width: 100%; height: auto; }
.guide-screenshot figcaption { margin-top: 10px; color: var(--muted,#586771); font-size: 13px; line-height: 1.6; }
.guide-screenshot figcaption a { margin-left: 8px; white-space: nowrap; }
.guide-screenshot--result { max-width: 850px; }
.guide-screenshot--settings { margin-top: 0; width: min(100%,380px); justify-self: center; }
.guide-settings-layout { display: grid; grid-template-columns: minmax(0,1fr) minmax(220px,360px); gap: 36px; align-items: start; }
.guide-settings-layout:not(:has(figure)) { grid-template-columns: 1fr; }
.guide-settings, .guide-problems, .guide-glossary { margin: 0; max-width: var(--seo-measure); }
.guide-settings > div, .guide-problems > div, .guide-glossary > div { padding: 18px 0; border-top: 1px solid var(--line,#dfe4e8); }
.guide-settings dt, .guide-problems dt, .guide-glossary dt { margin-bottom: 8px; font-weight: 650; color: var(--navy,#17335a); }
.guide-settings dd, .guide-problems dd, .guide-glossary dd { margin: 0; }
.guide-setting-tip { color: var(--muted,#586771); }
.guide-example { padding: 20px 24px; border-left: 3px solid var(--navy,#17335a); background: var(--paper,#f7f5f0); }
.seo-guide .guide-order { max-width: var(--seo-measure); margin-bottom: 20px; }
.seo-guide .guide-order li + li { margin-top: 16px; }
.guide-product-reference { margin-block: var(--seo-section); border-block: 1px solid var(--line,#dfe4e8); }
.guide-product-reference > summary { padding: 20px 4px; cursor: pointer; font-weight: 600; }
.guide-product-reference > section { margin-block: 28px; }
.guide-product-reference > .seo-facts { margin-top: 16px; }
@media (max-width:800px) {
  .guide-settings-layout { grid-template-columns: minmax(0,1fr); gap: 24px; }
  .guide-screenshot--settings { max-width: 340px; }
  .seo-guide .guide-walkthrough :is(h3,h4) { font-size: 19px; }
}
@media (max-width:480px) {
  .seo-guide .guide-toc ul { display: grid; grid-template-columns: 1fr; gap: 6px; }
  .guide-example { padding: 16px; }
  .guide-screenshot figcaption a { display: block; margin-left: 0; padding-top: 4px; }
}
@media print {
  .guide-toc { display: none; }
  .guide-chapter, .guide-check, .guide-screenshot { break-inside: avoid; }
  .guide-screenshot--settings { max-height: 20cm; overflow: hidden; }
}

/* Reviewed worked example. Opt-in: no automatic redesign of other manuals. */
.seo-guide--illustrated {
  --guide-gutter: clamp(24px, 4vw, 56px);
  --guide-chapter-space: clamp(44px, 6vw, 80px);
  --guide-text: 60ch;
  --guide-sidebar: 174px;
  max-width: 1264px;
  padding-block: clamp(32px, 5vw, 64px);
  border-top: 0;
  scroll-margin-top: calc(var(--public-header-height,0px) + 24px);
}
.seo-guide--illustrated .seo-crumbs { margin-bottom: 40px; font-size: 12px; }
.seo-guide--illustrated .seo-crumbs a { text-decoration: none; }
.seo-guide--illustrated .guide-story-intro {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.3fr);
  align-items: center;
  gap: var(--guide-gutter);
  max-width: none;
  margin-bottom: var(--guide-chapter-space);
}
.seo-guide--illustrated .guide-eyebrow {
  margin: 0 0 16px;
  color: var(--muted, #586771);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
}
.seo-guide--illustrated .guide-story-heading h1,
.seo-guide--illustrated .guide-story-heading h2 {
  max-width: 13ch;
  margin-bottom: 24px;
  font-size: clamp(36px, 3.7vw, 50px);
  line-height: 1.12;
  letter-spacing: -.045em;
  text-wrap: balance;
}
.seo-guide--illustrated .seo-lead { font-size: 17px; line-height: 1.7; font-weight: 400; }
.seo-guide--illustrated .guide-start-link { margin-top: 24px; }
.seo-guide--illustrated a.button { text-decoration: none; min-height: 44px; white-space: normal; }
.guide-comparison {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  align-items: start;
  gap: 16px;
  padding: clamp(16px, 2vw, 28px);
  background: var(--paper,#f7f5f0);
  border-radius: var(--radius,16px);
}
.guide-picture { margin: 0; min-width: 0; }
.guide-picture > a { display: block; border-radius: var(--control-radius,8px); overflow: hidden; background: var(--surface,#fff); }
.guide-picture img { display: block; width: 100%; height: auto; }
.guide-picture figcaption { margin-top: 12px; color: var(--muted,#586771); font-size: 13px; line-height: 1.5; }
.guide-comparison .guide-picture img { aspect-ratio: 1; object-fit: contain; }
.guide-comparison .guide-picture--source img { object-fit: cover; }
.guide-comparison .guide-picture figcaption { font-size: 12px; color: var(--ink,#203245); }
.seo-guide--illustrated .guide-comparison-note { grid-column: 1/-1; margin-top: 0; font-size: 12px; color: var(--muted,#586771); }
.guide-story-layout { display: grid; grid-template-columns: var(--guide-sidebar) minmax(0,1fr); gap: var(--guide-gutter); align-items: start; }
.seo-guide--illustrated .guide-story-nav {
  position: sticky;
  top: calc(var(--public-header-height,88px) + 24px);
  margin: 0;
  padding: 0 20px 0 0;
  border: 0;
  border-right: 1px solid var(--line,#dfe4e8);
}
.seo-guide--illustrated .guide-story-nav > span { margin-bottom: 14px; font-size: 12px; }
.seo-guide--illustrated .guide-story-nav ol { list-style: none; padding: 0; margin: 0; }
.seo-guide--illustrated .guide-story-nav li { margin: 0; }
.seo-guide--illustrated .guide-story-nav a { display: block; padding: 10px 0; font-size: 13px; line-height: 1.5; text-decoration: none; }
.seo-guide--illustrated .guide-story-nav a:hover { text-decoration: underline; }
.guide-story-body { min-width: 0; }
.seo-guide--illustrated .guide-chapter { margin: 0 0 var(--guide-chapter-space); scroll-margin-top: calc(var(--public-header-height,0px) + 24px); }
.seo-guide--illustrated .guide-story-body h2 { margin-bottom: 18px; font-size: clamp(24px, 2.5vw, 30px); line-height: 1.3; letter-spacing: -.025em; text-wrap: balance; }
.seo-guide--illustrated .guide-story-body p { max-width: var(--guide-text); }
.seo-guide--illustrated .guide-story-start > p { color: var(--muted,#586771); }
.seo-guide--illustrated .guide-walkthrough { margin: 0; }
.seo-guide--illustrated .guide-story-step {
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(250px,.8fr);
  align-items: start;
  gap: var(--guide-gutter);
  margin: 0;
  padding-top: var(--guide-chapter-space);
  border-top: 1px solid var(--line,#dfe4e8);
  scroll-margin-top: calc(var(--public-header-height,0px) + 24px);
}
.seo-guide--illustrated .guide-story-step + .guide-story-step { margin-top: var(--guide-chapter-space); }
.seo-guide--illustrated .guide-walkthrough h3,
.seo-guide--illustrated .guide-walkthrough h4 { display: block; margin: 0 0 20px; font-size: 26px; line-height: 1.3; letter-spacing: -.025em; text-wrap: balance; }
.seo-guide--illustrated .guide-step-copy p + p { margin-top: 16px; }
.seo-guide--illustrated .guide-check { border: 0; padding: 0; margin-top: 20px; color: var(--muted,#586771); font-size: 14px; line-height: 1.6; }
.guide-story-step .guide-picture { margin-top: 36px; }
.guide-story-step .guide-picture--controls { width: 100%; max-width: 340px; justify-self: center; }
.guide-story-step .guide-picture--controls > a,
.guide-story-step .guide-picture--weave > a { border: 1px solid var(--line,#dfe4e8); padding: 12px; }
.guide-story-step .guide-picture--weave { max-width: 380px; width: 100%; justify-self: center; }
.guide-story-step .guide-picture--lines > a { background: var(--surface,#fff); border: 1px solid var(--line,#dfe4e8); }
.seo-guide--illustrated .guide-preparation { margin-top: 24px; }
.seo-guide--illustrated .guide-preparation h3,
.seo-guide--illustrated .guide-preparation h4 { font-size: 14px; margin-bottom: 10px; letter-spacing: 0; }
.seo-guide--illustrated .guide-preparation ul { padding-left: 18px; font-size: 14px; color: var(--muted,#586771); }
.seo-guide--illustrated .guide-preparation li + li { margin-top: 6px; }
.guide-disclosure { margin-top: 24px; border-block: 1px solid var(--line,#dfe4e8); }
.guide-disclosure summary { display: flex; justify-content: space-between; gap: 20px; padding: 16px 0; cursor: pointer; list-style: none; font-size: 14px; font-weight: 600; }
.guide-disclosure summary::-webkit-details-marker { display: none; }
.guide-disclosure summary::after { content: '+'; flex: 0 0 16px; font-size: 18px; font-weight: 400; text-align: center; }
.guide-disclosure[open] summary::after { content: '−'; }
.seo-guide--illustrated .guide-disclosure > p { margin: 0 0 16px; font-size: 14px; }
.seo-guide--illustrated .guide-demo { max-width: var(--guide-text); }
.seo-guide--illustrated .guide-settings { font-size: 14px; }
.seo-guide--illustrated .guide-settings > div:first-child { border-top: 0; padding-top: 4px; }
.seo-guide--illustrated .guide-story-order { padding-top: 36px; border-top: 1px solid var(--line,#dfe4e8); }
.seo-guide--illustrated .guide-order-choices { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 32px; list-style: none; padding: 0; margin: 28px 0; }
.seo-guide--illustrated .guide-order-choices li { margin: 0; }
.seo-guide--illustrated .guide-order-choices h3 { font-size: 18px; margin: 0 0 12px; }
.seo-guide--illustrated .guide-order-choices p { font-size: 15px; }
.seo-guide--illustrated .guide-editor-link { margin: 0 0 20px; }
.seo-guide--illustrated .guide-order-note { color: var(--muted,#586771); font-size: 14px; }
.seo-guide--illustrated .guide-problems { max-width: none; }
.seo-guide--illustrated .guide-problems > div { display: grid; grid-template-columns: minmax(0,.65fr) minmax(0,1fr); gap: 32px; padding: 24px 0; }
.seo-guide--illustrated .guide-problems dt { margin: 0; font-size: 16px; }
.seo-guide--illustrated .guide-problems dd { font-size: 15px; color: var(--muted,#586771); }
.guide-story-credit { padding-top: 24px; border-top: 1px solid var(--line,#dfe4e8); color: var(--muted,#586771); font-size: 12px; }
.seo-guide--illustrated .guide-story-credit p + p { margin-top: 12px; }
.seo-guide--illustrated > .guide-product-reference,
.seo-guide--illustrated > .seo-faq-section,
.seo-guide--illustrated > .seo-related-section { margin-left: calc(var(--guide-sidebar) + var(--guide-gutter)); }
.seo-guide--illustrated .seo-related { list-style: none; padding: 0; }
.seo-guide--illustrated .seo-related a { font-size: 14px; }
@media (max-width:1100px) {
  .seo-guide--illustrated { --guide-sidebar: 152px; --guide-gutter: 28px; }
  .seo-guide--illustrated .guide-story-intro { grid-template-columns: 1fr 1.1fr; }
  .seo-guide--illustrated .guide-story-step { grid-template-columns: minmax(0,1fr); gap: 24px; }
  .guide-story-step .guide-picture { margin-top: 0; max-width: 440px; justify-self: start; }
}
@media (max-width:760px) {
  .seo-guide--illustrated { padding-inline: 24px; --guide-chapter-space: 48px; }
  .seo-guide--illustrated .seo-crumbs { margin-bottom: 28px; }
  .seo-guide--illustrated .guide-story-intro { grid-template-columns: minmax(0,1fr); gap: 32px; }
  .seo-guide--illustrated .guide-story-heading h1,
  .seo-guide--illustrated .guide-story-heading h2 { max-width: 17ch; font-size: 36px; }
  .guide-comparison { max-width: 540px; padding: 16px; gap: 12px; }
  .guide-story-layout { grid-template-columns: minmax(0,1fr); gap: 36px; }
  .seo-guide--illustrated .guide-story-nav { position: static; padding: 20px 0; border: 0; border-block: 1px solid var(--line,#dfe4e8); }
  .seo-guide--illustrated .guide-story-nav ol { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 4px 20px; }
  .seo-guide--illustrated .guide-story-nav a { min-height: 44px; box-sizing: border-box; display: flex; align-items: center; }
  .seo-guide--illustrated .guide-walkthrough h3,
  .seo-guide--illustrated .guide-walkthrough h4 { font-size: 24px; }
  .seo-guide--illustrated .guide-order-choices,
  .seo-guide--illustrated .guide-problems > div { grid-template-columns: minmax(0,1fr); gap: 12px; }
  .seo-guide--illustrated .guide-order-choices { gap: 24px; }
  .seo-guide--illustrated > .guide-product-reference,
  .seo-guide--illustrated > .seo-faq-section,
  .seo-guide--illustrated > .seo-related-section { margin-left: 0; }
}
@media (max-width:360px) {
  .seo-guide--illustrated { padding-inline: 16px; }
  .guide-comparison { padding: 12px; }
  .seo-guide--illustrated .guide-story-heading h1,
  .seo-guide--illustrated .guide-story-heading h2 { font-size: 32px; }
}
@media print {
  .guide-story-layout { display: block; }
  .seo-guide--illustrated .guide-story-nav, .guide-start-link, .guide-editor-link { display: none; }
  .seo-guide--illustrated .guide-story-step { break-inside: avoid; }
  .seo-guide--illustrated > .guide-product-reference,
  .seo-guide--illustrated > .seo-faq-section,
  .seo-guide--illustrated > .seo-related-section { margin-left: 0; }
}

/* All article disclosures keep native keyboard/expanded semantics. The same
   quiet plus/minus affordance covers FAQ, reference and optional explanations. */
.seo-guide details > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
  box-sizing: border-box;
  padding: 16px 8px;
  list-style: none;
  cursor: pointer;
  color: var(--navy,#17335a);
  font-size: 16px;
  line-height: 1.5;
  font-weight: 600;
  border-radius: var(--control-radius,8px);
  transition: background-color var(--motion-fast,140ms);
}
.seo-guide details > summary::-webkit-details-marker { display: none; }
.seo-guide details > summary::marker { content: ''; }
.seo-guide details > summary::after {
  content: '';
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  border: 1px solid var(--line,#dfe4e8);
  border-radius: 50%;
  background-color: var(--workspace-soft,#f5f7f9);
  background-image: linear-gradient(currentColor,currentColor),linear-gradient(currentColor,currentColor);
  background-position: center;
  background-size: 12px 1.5px,1.5px 12px;
  background-repeat: no-repeat;
  transition: background-size var(--motion-fast,140ms),background-color var(--motion-fast,140ms);
}
.seo-guide details[open] > summary::after { background-size: 12px 1.5px,1.5px 0; }
.seo-guide details > summary:hover { background-color: var(--workspace-soft,#f5f7f9); }
.seo-guide .seo-faq { max-width: none; }
.seo-guide .seo-faq details p { padding: 4px 52px 24px 8px; color: var(--muted,#586771); }

/* Product navigation, using existing catalogue imagery and surface tokens. */
.seo-guide .seo-related--cards {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(min(100%,220px),1fr));
  gap: var(--catalog-gap,20px);
  padding: 0;
  list-style: none;
}
.seo-guide .seo-related--cards > li { display: flex; min-width: 0; margin: 0; }
.seo-guide .seo-product-card {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: var(--seo-card-max);
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line,#dfe4e8);
  border-radius: var(--catalog-radius,18px);
  background: var(--surface,#fff);
  text-decoration: none;
  transition: border-color var(--motion-fast,140ms),box-shadow var(--motion-fast,140ms);
}
.seo-guide .seo-product-card:hover { border-color: var(--navy,#17335a); box-shadow: 0 4px 16px #17335a0a; }
.seo-product-preview { aspect-ratio: 4/3; background: var(--catalog-surface,#f2f4f3); }
.seo-product-preview img { display: block; width: 100%; height: 100%; padding: 16px; box-sizing: border-box; object-fit: contain; }
.seo-product-copy { padding: 20px; }
.seo-guide .seo-product-copy :is(h3,h4) { margin: 0 0 10px; font-size: 18px; font-weight: 650; line-height: 1.4; letter-spacing: -.02em; }
.seo-guide .seo-product-copy p { font-size: 14px; line-height: 1.65; color: var(--muted,#586771); }
@media (max-width:600px) {
  .seo-guide .seo-related--cards { grid-template-columns: minmax(0,1fr); }
  .seo-guide .seo-faq details p { padding-right: 8px; }
  .seo-product-copy { padding: 18px; }
}
@media (prefers-reduced-motion:reduce) {
  .seo-guide details > summary, .seo-guide details > summary::after,
  .seo-guide .seo-product-card { transition: none; }
}

/* The accepted String Art reading rhythm, adapted to the other product manuals.
   Screenshots are existing captures from each actual generator. */
.seo-guide--editorial .guide-editorial-intro {
  grid-template-columns: minmax(0,.95fr) minmax(0,1.15fr);
}
.seo-guide--editorial .guide-editorial-intro:not(:has(figure)) {
  grid-template-columns: minmax(0,1fr);
}
.seo-guide--editorial .guide-story-heading :is(h1,h2) {
  max-width: 18ch;
  font-size: clamp(30px,3.1vw,42px);
}
.guide-editorial-result {
  min-width: 0;
  padding: 16px;
  border-radius: var(--catalog-radius,18px);
  background: var(--catalog-surface,#f2f4f3);
}
.guide-editorial-result > a,
.guide-editorial-picture > a {
  border: 1px solid var(--line,#dfe4e8);
}
.guide-editorial-result img { max-height: 390px; object-fit: contain; }
.seo-guide--editorial .guide-editorial-result figcaption {
  font-size: 12px;
  color: var(--ink,#203245);
}
.seo-guide--editorial .guide-quickstart { display: grid; gap: 12px; padding-left: 24px; }
.seo-guide--editorial .guide-quickstart li { padding-left: 6px; }
.seo-guide--editorial .guide-story-body .guide-preparation {
  max-width: var(--guide-text);
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.65;
}
.seo-guide--editorial .guide-story-body .guide-preparation li + li { margin-top: 10px; }
.seo-guide--editorial .guide-story-step--text { grid-template-columns: minmax(0,1fr); }
.seo-guide--editorial .guide-story-step .guide-picture { align-self: start; }
.seo-guide--editorial .guide-editorial-picture { margin-top: 24px; max-width: 580px; }
.seo-guide--editorial .guide-editorial-picture img { max-height: 440px; object-fit: contain; }
.seo-guide--editorial .guide-check strong { display: inline; }
.seo-guide--editorial .guide-story-order .guide-order-choices :is(h3,h4) { margin-bottom: 10px; }
@media (max-width:1100px) {
  .seo-guide--editorial .guide-editorial-intro { grid-template-columns: minmax(0,1fr) minmax(0,1fr); }
}
@media (max-width:760px) {
  .seo-guide--editorial .guide-editorial-intro { grid-template-columns: minmax(0,1fr); }
  .seo-guide--editorial .guide-editorial-result { max-width: 580px; }
}