/* Final public LP contract. The accepted picture-book page is the reference, not an adapter
 * target. Only marketing geometry is shared: artwork, readers, players and form behavior stay
 * with their owning stylesheets. The body ID gives this layer precedence over historical IDs. */
#lp-public main:not(.lp-pb) {
  --rk-lp-width: min(calc(100% - 2 * var(--rk-lp-gutter)), var(--rk-lp-max));
  --sec-pad: var(--rk-lp-pad);
  --sec-pad-tight: var(--rk-lp-head-gap);
  --font-display: var(--rk-font-display);
  --font-body: var(--rk-font-body);
  --cmp-max: var(--rk-lp-max);
  --cmp-gutter: var(--rk-lp-gutter);
  --cmp-pad: var(--rk-lp-pad);
  --kdp-w: var(--rk-lp-width);
  --rk-aff-column: var(--rk-lp-width);
  color: var(--rk-ink);
  font-family: var(--rk-font-body);
}

#lp-public main:not(.lp-pb) :is(h1, [role="heading"][aria-level="1"]) {
  font-family: var(--rk-font-display);
  font-size: var(--rk-lp-h1);
  font-weight: 700;
  line-height: 1.07;
  letter-spacing: -.025em;
  text-wrap: balance;
}
#lp-public main:not(.lp-pb) h2:not(.sr-only, .rk-visually-hidden, .rk-aff-sr-only) {
  font-family: var(--rk-font-display);
  font-size: var(--rk-lp-h2);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.02em;
  text-wrap: balance;
}
/* Cards and form headings are labels, even when their document outline uses an h2. */
#lp-public main:not(.lp-pb) :is(.rk-bg-card-title, .lp-tut-card h2, .lp-tut-benefit h2,
  .lp-safe-card h2, .lp-contact-card h2, .lp-contact-form h2) {
  font: 700 var(--rk-lp-h3)/1.3 var(--rk-font-body);
  letter-spacing: normal;
}
#lp-public main .lp-kdp-disclaimer h2 { font: 700 var(--rk-lp-h3)/1.3 var(--rk-font-body); }
#lp-public main:not(.lp-pb) :is(.rk-mk-steps h3, .lp-feature-card h3, .rk-cmp-card h3,
  .lp-kdp-deliverable h3, .rk-about-format h3, .rk-pr-card h3, .lp-tut-card h3) {
  font: 700 var(--rk-lp-h3)/1.3 var(--rk-font-body);
}
#lp-public main :is(.lp-kdp-chapter-card, .lp-kdp-economics-card, .lp-kdp-size-stage,
  .photo-proof-identity) h3 {
  font: 700 var(--rk-lp-h3)/1.3 var(--rk-font-body);
}
#lp-public main:not(.lp-pb) :is(.final-copy h2, .lp-final-cta-body h2,
  .rk-pr-final-copy h2, .rk-about-closing h2, .rk-aff-final h2) {
  font-size: var(--rk-lp-cta-title);
  line-height: 1.08;
}
#lp-public main:not(.lp-pb) :is(.rk-mk-answer, .rk-cmp-lede, .rk-vd-hub-lede,
  .rk-aff-hero-sub, .rk-pr-hero-intro, .lp-tut-hero > p, .lp-kdp-hero-lede,
  .rk-sb-hero-summary, .rk-bg-hub-head > p, .hero-sub, .lp-hero-description,
  .photo-proof-sub, .center-head > p, .create-product-section-head > p) {
  font-size: var(--rk-lp-lede);
  line-height: 1.6;
  color: var(--rk-ink-soft);
}

/* Full-width families and families with an already-constrained main use different containers. */
#lp-public :is(main.rk-mk, main.rk-sb-hub, main.rk-sb-detail, main.rk-vd-hub,
  main.rk-vd-detail, main.rk-cm-hub, main.rk-cm-detail, main.rk-bg-hub,
  main.lp-safe, main.lp-contact, main.rk-ugc-detail) {
  width: var(--rk-lp-width);
  max-width: var(--rk-lp-max);
  margin-inline: auto;
}
#lp-public :is(.rk-about-shell, .rk-pr-container, .lp-tut-entries, .lp-tut-parts,
  .lp-tut-benefits, .lp-tut-close) {
  width: var(--rk-lp-width);
  max-width: var(--rk-lp-max);
  margin-inline: auto;
}
#lp-public main:not(.lp-pb) :is(.center-head, .rk-mk-section-head, .lp-kdp-section-head) {
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: var(--rk-lp-head-gap);
}

/* Make: one rhythm for generic intent pages and the personalized/photo/holiday variants. */
#lp-public .rk-mk > .rk-mk-hero {
  padding-block: clamp(34px, 4.5vh, 64px) clamp(20px, 2.5vh, 28px);
  margin-bottom: 0;
}
#lp-public .rk-mk > section:not(.rk-mk-cta-sec) {
  margin-block: 0;
  padding-block: var(--rk-lp-pad);
}
#lp-public .rk-mk :is(.rk-mk-gallery-sec, .rk-family-proof, .rk-mk-community) {
  padding-block: var(--rk-lp-pad);
}
#lp-public .rk-mk :is(.rk-mk-how, .rk-photo-demo) {
  padding: var(--rk-lp-pad) var(--rk-lp-inset);
  border-radius: var(--rk-lp-panel-radius);
  background: var(--rk-paper-2);
}
#lp-public .rk-mk > :is(.rk-mk-decision, .rk-mk-related, .rk-mk-compare-sec) {
  width: 100%;
  max-width: none;
}
#lp-public .rk-mk :is(.rk-mk-how, .rk-mk-gallery-sec, .rk-mk-decision,
  .rk-mk-related, .rk-mk-community) > h2 {
  max-width: 760px;
  margin: 0 auto var(--rk-lp-head-gap);
  text-align: center;
}
#lp-public .rk-mk .composer {
  max-width: 600px;
  height: 62px;
  min-height: 62px;
  padding: 6px 6px 6px 16px;
  gap: 10px;
  border: 1px solid var(--rk-composer-border);
  border-radius: var(--rk-radius-lg);
  background: var(--rk-surface);
  box-shadow: var(--rk-shadow-card);
}
#lp-public .rk-mk .composer button {
  flex: 0 0 auto;
  width: auto;
  min-width: max-content;
  height: 50px;
  min-height: 50px;
  padding-inline: 18px;
  border-radius: 13px;
  font: 700 15px var(--rk-font-body);
}
#lp-public .rk-mk .trust span + span { border: 0; padding-inline-start: 0; }

/* Feature silos share the product container; their old max-width caps do not. */
#lp-public .lp-create-product:not(.lp-pb) > :is(.lp-entity-section, .lp-feature-grid,
  .lp-crosslinks, .lp-silo-proof, .lp-silo-styles, .lp-silo-formats,
  .lp-silo-examples, .rk-mk-decision) {
  width: var(--rk-lp-width);
  max-width: var(--rk-lp-max);
  padding-block: var(--rk-lp-pad);
  margin-inline: auto;
  margin-block: 0;
}

/* Catalogs and detail pages keep their physical books, image ratios and player canvases. */
#lp-public :is(.rk-sb-hub-head, .rk-cm-hub-head, .rk-vd-hub-hero, .rk-bg-hub-head) {
  max-width: 760px;
  margin-inline: auto;
  padding-block: clamp(34px, 4.5vh, 64px) var(--rk-lp-pad);
}
#lp-public .rk-vd-hub-hero { max-width: none; }
#lp-public .rk-ugc-detail { padding-block: var(--rk-lp-pad); }
#lp-public .rk-ugc-detail-head { margin-bottom: var(--rk-lp-head-gap); }
#lp-public :is(.rk-ugc-launch, .rk-ugc-section) {
  padding: var(--rk-lp-card-padding);
  border: 1px solid var(--rk-line);
  border-radius: var(--rk-lp-panel-radius);
  background: var(--rk-paper-2);
  box-shadow: var(--rk-shadow-card);
}
#lp-public :is(.rk-sb-section, .rk-sb-popular, .rk-vd-kind, .rk-cm-hub-grid) {
  margin-block: 0;
  padding-block: var(--rk-lp-pad);
}
#lp-public :is(.rk-sb-hero, .rk-sb-guide) {
  width: 100%;
  max-width: none;
  padding: var(--rk-lp-pad) var(--rk-lp-inset);
  margin-block: 0 var(--rk-lp-pad);
  border-radius: var(--rk-lp-panel-radius);
  background: var(--rk-paper-2);
  box-shadow: none;
}
#lp-public .rk-sb-hero::before { display: none; }
#lp-public :is(.rk-sb-related, .rk-cm-guide, .rk-cm-related, .rk-vd-related) {
  width: 100%;
  max-width: none;
  padding-block: var(--rk-lp-pad);
  margin-block: 0;
}
#lp-public :is(.rk-sb-hub, .rk-vd-hub, .rk-cm-hub, .rk-bg-hub) > .lp-crosslinks {
  width: 100%;
  max-width: none;
  margin-block: var(--rk-lp-pad);
  padding: var(--rk-lp-pad) var(--rk-lp-inset);
  border-radius: var(--rk-lp-panel-radius);
  background: var(--rk-paper-2);
}

/* FAQs are deliberately narrower than evidence bands, as on the reference page. */
#lp-public main:not(.lp-pb) :is(.lp-faq, .rk-sb-faq, .rk-cmp-faq > .rk-cmp-faq-list,
  .rk-about-faq-list, .rk-aff-faq-list) {
  width: min(100%, 720px);
  max-width: 720px;
  margin-inline: auto;
  padding: var(--rk-lp-pad) 0;
}
#lp-public main:not(.lp-pb) :is(.lp-faq, .rk-sb-faq) > h2 {
  margin: 0 auto var(--rk-lp-head-gap);
  text-align: center;
}

/* Reading columns retain readable line lengths; the surrounding title/section scale is shared. */
#lp-public .rk-bg-detail { width: var(--rk-lp-width); padding-block: var(--rk-lp-pad); }
#lp-public .rk-bg-detail > * { max-width: 820px; margin-inline: auto; }
#lp-public .rk-bg-body h2 { margin-block: var(--rk-lp-pad) 16px; }
#lp-public .rk-bg-body h3 { font: 700 22px/1.3 var(--rk-font-body); }
#lp-public .lp-legal {
  width: var(--rk-lp-width);
  max-width: 820px;
  margin-inline: auto;
  padding-block: var(--rk-lp-pad);
  background: transparent;
  box-shadow: none;
}
#lp-public :is(.lp-tut-hero, .lp-kdp-hero, .lp-kdp-chapter-hero) {
  padding-block: clamp(34px, 4.5vh, 64px) var(--rk-lp-pad);
}
#lp-public .lp-kdp-chapter-hero { max-width: 920px; }
#lp-public .lp-kdp-chapter-hero h1 { max-width: 22ch; }
#lp-public :is(.rk-about, .rk-pricing, .rk-aff) > section {
  padding-block: var(--rk-lp-pad);
}
#lp-public .rk-about-hero { background: var(--rk-paper); }
#lp-public .lp-home-v3 > .spread:not(.hero) { padding-block: var(--rk-lp-pad); }
#lp-public .lp-home-v3 > .hero {
  padding-block: clamp(34px, 4.5vh, 64px) clamp(20px, 2.5vh, 28px);
}

/* Paper surfaces and actions; never match media artwork or reader page corners. */
#lp-public main:not(.lp-pb) :is(.rk-bg-card, .rk-cmp-card, .lp-safe-card,
  .lp-contact-card, .lp-contact-form, .rk-pr-card, .lp-tut-card) {
  border-radius: var(--rk-lp-card-radius);
  border-color: var(--rk-line);
  background: var(--rk-surface);
  box-shadow: var(--rk-shadow-card);
}
#lp-public main:not(.lp-pb) :is(.rk-about-paper-panel, .rk-pr-final-inner,
  .rk-aff-final-inner, .lp-kdp-size-focus, .lp-kdp-dpi-fix) {
  border-radius: var(--rk-lp-panel-radius);
  background: var(--rk-paper-2);
}
#lp-public main:not(.lp-pb) :is(.lp-btn-primary, .btn-primary, .rk-aff-cta,
  .rk-about-button--primary, .rk-pr-plan-cta) {
  min-height: 50px;
  padding: 12px 20px;
  border-radius: 13px;
  background: var(--rk-emerald);
  color: #fff;
  font: 700 15px/1.4 var(--rk-font-body);
  white-space: normal;
  text-align: center;
}
#lp-public main:not(.lp-pb) :is(.lp-btn-primary, .btn-primary, .rk-aff-cta,
  .rk-about-button--primary, .rk-pr-plan-cta):hover { background: var(--rk-emerald-hover); }

@media (max-width: 767px) {
  #lp-public main:not(.lp-pb) {
    --rk-lp-h1: var(--rk-lp-mobile-h1);
    --rk-lp-cta-title: 32px;
  }
  #lp-public main:not(.lp-pb) :is(h1, [role="heading"][aria-level="1"]) {
    line-height: .98;
    letter-spacing: -.035em;
  }
  #lp-public .rk-mk .composer {
    height: auto;
    min-height: 0;
    padding: 12px;
    flex-direction: column;
    align-items: stretch;
  }
  #lp-public .rk-mk .composer input { width: 100%; height: 44px; min-height: 44px; }
  #lp-public .rk-mk .composer button { flex: 0 0 auto; width: 100%; min-width: 0; }
  #lp-public main:not(.lp-pb) :is(.lp-btn-primary, .btn-primary, .final-primary,
    .rk-aff-cta, .rk-about-button--primary, .rk-pr-plan-cta, .rk-mk .composer button) {
    min-height: 64px;
    height: auto;
    border-radius: 18px;
    background: var(--rk-lp-mobile-green);
    font-size: clamp(16px, 4.2vw, 20px);
  }
  #lp-public .rk-mk .rk-mk-hero-actions .lp-btn-primary { width: 100%; }
  #lp-public .rk-sb-hero { padding-inline: 18px; }
}

@media (max-width: 640px) {
  #lp-public main:not(.lp-pb) { --rk-lp-gutter: 18px; }
}