/* Layout only: keep the established copy, color tokens, and artwork intact. */
:root {
  --site-width: 1200px;
  --site-gutter: clamp(24px, 4.5vw, 64px);
  --layout-gap: clamp(32px, 5vw, 72px);
  --section-rhythm: clamp(64px, 7.5vw, 108px);
}
.section-shell,
.site-footer .section-shell {
  width: min(var(--site-width), calc(100% - var(--site-gutter) * 2));
  margin-inline: auto;
}
.section-space { padding-block: var(--section-rhythm); }
.nav-shell { gap: 32px; }
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 48px 32px;
  align-items: center;
  padding-block: 76px 48px;
  text-align: left;
}
.hero-copy { min-width: 0; }
.hero .hero-eyebrow { margin: 0 0 24px; }
.hero h1 {
  margin: 0 0 28px;
  max-width: none;
  font-size: clamp(48px, 5.1vw, 72px);
  line-height: 1.06;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.hero-copy > p {
  max-width: 570px;
  margin: 0 0 28px;
  font-size: 1.1rem;
  line-height: 1.75;
}
.hero-actions { justify-content: flex-start; flex-wrap: wrap; }
.hero .hero-actions { gap: 12px; }
.hero .hero-proof { margin: 18px 0 0; }
.hero .hero-space-link { margin: 22px 0 0; }
.hero > .hero-monster {
  grid-column: 2;
  grid-row: 1;
  width: 100%;
  height: auto;
  max-width: none;
  margin: 0;
  justify-self: end;
}
.hero > .source-strip {
  grid-column: 1 / -1;
  justify-self: stretch;
  justify-content: flex-start;
  margin: 0;
  gap: 18px 28px;
  padding-block: 24px 0;
}
.demo-section { padding-block: 16px 72px; }
.demo-caption { text-align: left; max-width: none; margin: 20px 0 0; }
@media (max-width: 1050px) {
  .hero { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 36px 16px; }
  .hero h1 { font-size: clamp(42px, 5.2vw, 56px); }
  .hero-copy > p { font-size: 1rem; }
  .hero .button { padding: 13px 17px; font-size: .9rem; gap: 12px; }
}
@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; padding-block: 48px 28px; gap: 28px; }
  .hero h1 { font-size: clamp(38px, 7.6vw, 56px); margin-bottom: 24px; }
  .hero-copy > p { max-width: 580px; }
  .hero > .hero-monster { grid-column: 1; grid-row: 2; width: min(440px, 88%); justify-self: start; }
  .hero > .source-strip { gap: 16px 22px; padding-top: 0; }
  .hero .hero-proof { font-size: .75rem; }
  .hero-proof > span { padding-inline: 4px; }
  .hero .hero-space-link { font-size: .875rem; }
  .demo-section { padding-bottom: 56px; }
}
@media (max-width: 480px) {
  :root { --site-gutter: 24px; }
  .hero { padding-top: 36px; }
  .hero h1 { font-size: clamp(34px, 9.2vw, 43px); }
  .hero .hero-eyebrow { margin-bottom: 22px; }
  .hero .hero-actions { align-items: stretch; flex-direction: column; }
  .hero .button { justify-content: space-between; width: 100%; padding-inline: 18px; }
  .hero .hero-proof { max-width: 300px; line-height: 1.8; }
  .hero > .source-strip > span:first-child { width: 100%; }
}

/* Shared alignment and spacing, from navigation through the footer. */
.nav-shell { display: grid; grid-template-columns: 1fr auto 1fr; }
.nav-links { margin: 0; }
.nav-actions { justify-self: end; }
.section-heading { max-width: 760px; margin-bottom: 40px; }
.split-heading { display: block; }
.split-heading > p { max-width: 640px; margin: 24px 0 0; }
.page-hero { text-align: left; padding-block: 60px 64px; }
.page-hero-copy { min-width: 0; max-width: 850px; }
.page-hero h1 { max-width: none; margin: 0 0 24px; font-size: clamp(42px, 4.6vw, 64px); line-height: 1.1; text-wrap: balance; }
.page-hero-copy > p { max-width: 720px; margin: 0 0 28px; font-size: 1.1rem; line-height: 1.75; }
.page-hero-copy > p:last-child { margin-bottom: 0; }
.page-hero.has-art, .article-layout, .worksheet-layout { display: grid; grid-template-columns: minmax(0, 740px) minmax(0, 1fr); gap: var(--layout-gap); }
.page-hero.has-art { align-items: center; }
.page-hero .intro-monster { width: 100%; height: auto; max-height: 290px; margin: 0; justify-self: end; }
.use-case-hero { gap: var(--layout-gap); padding-block: 60px 72px; }
.use-case-hero h1 { font-size: clamp(42px, 4.6vw, 64px); line-height: 1.1; text-wrap: balance; }
.question-card { transform: none; padding: 32px; }
.use-case-monster { width: 220px; height: 175px; object-position: left center; margin: 0 0 24px; }
.category-section, .scenario-section, .evidence-story, .faq-section { gap: var(--layout-gap); }
.space-grid { gap: 20px; }
.space-card { padding: 28px 24px 24px; min-height: 0; justify-content: flex-start; }
.space-card h3 { min-height: 2.5em; margin-bottom: 12px; }
.space-card p { margin: 0 0 16px; }
.space-monster { width: 100%; height: 170px; margin: auto 0 20px; object-position: left center; }
.space-card .card-label { margin-top: 0; }
.steps-grid { gap: 32px; }
.step-monster { height: 190px; margin: 16px 0 24px; object-position: left center; }
.step-card h3 { margin: 0 0 16px; }
.content-grid { gap: 24px; }
.content-card { padding: 32px; }
.content-card .text-link { margin-top: auto; padding-top: 24px; }
.pricing-intro { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: var(--layout-gap); margin-bottom: 40px; }
.pricing-intro > .section-heading { max-width: none; }
.pricing-intro h1 { font-size: clamp(42px, 4.6vw, 64px); line-height: 1.1; text-wrap: balance; }
main[data-page-type="pricing"] > #pricing { padding-top: 60px; }
.pricing-intro > .pricing-monster { width: 100%; max-width: 330px; height: auto; margin: 0; justify-self: end; }
.price-card { display: flex; flex-direction: column; padding: 32px; }
.pricing-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.price-card > .small:last-child { margin-top: auto; padding-top: 20px; }
.pricing-details { max-width: 740px; margin-inline: 0; }
.platform-panel, .cta-panel { padding: 56px; gap: 48px; }
.platform-panel { grid-template-columns: 1.3fr 1fr; }
.platform-panel .store-links { justify-self: end; }
.final-cta { padding-block: 24px var(--section-rhythm); }
.cta-panel { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); align-items: center; text-align: left; }
.cta-copy { min-width: 0; }
.cta-copy > p { margin: 24px 0 28px; max-width: 520px; }
.cta-copy > .small { display: block; margin-top: 18px; }
.cta-panel .cta-monster { width: 100%; height: auto; max-width: 380px; margin: 0; justify-self: end; }
.footer-main { grid-template-columns: 1fr 1.5fr; gap: var(--layout-gap); padding-block: 64px; }
.footer-links { gap: 32px; }

@media (max-width: 1100px) {
  .nav-shell { gap: 24px; }
  .space-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-hero.has-art, .article-layout, .worksheet-layout { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); }
  .platform-panel, .cta-panel { padding: 40px; gap: 32px; }
  .price-card { padding: 28px 24px; }
  .price-card .price { gap: 6px; }
  .price-card .price strong { font-size: 36px; }
}

@media (max-width: 900px) {
  .nav-shell { gap: 16px; }
  .nav-links { gap: 16px; }
  .article-layout, .worksheet-layout { grid-template-columns: 1fr; }
  .page-hero.has-art { grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); }
  .space-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .space-card h3 { min-height: 0; }
  .footer-main { grid-template-columns: 1fr; gap: 40px; }
  .footer-links { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .section-heading { margin-bottom: 32px; }
  .page-hero, .use-case-hero { padding-block: 40px 48px; }
  .page-hero h1, .use-case-hero h1 { font-size: clamp(36px, 6vw, 46px); }
  .page-hero-copy > p { font-size: 1rem; }
  .page-hero.has-art { grid-template-columns: 1fr; gap: 28px; }
  .page-hero .intro-monster { width: min(320px, 80%); max-height: 220px; justify-self: start; object-position: left center; }
  .space-card { padding: 24px; }
  .space-monster { height: 160px; }
  .question-card { padding: 28px; }
  .content-card { padding: 28px; }
  .pricing-intro { grid-template-columns: 1fr; gap: 24px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card .price strong { font-size: 44px; }
  .pricing-intro h1 { font-size: clamp(36px, 6vw, 46px); }
  main[data-page-type="pricing"] > #pricing { padding-top: 40px; }
  .pricing-intro > .pricing-monster { width: 230px; justify-self: start; }
  .platform-panel, .cta-panel { grid-template-columns: 1fr; padding: 32px; gap: 32px; }
  .platform-panel .store-links { justify-self: stretch; }
  .cta-panel .cta-monster { width: min(320px, 80%); justify-self: start; }
  .cta-panel h2 { font-size: clamp(30px, 5.5vw, 42px); }
  .cta-copy > .small { font-size: .75rem; }
  .footer-main { padding-block: 48px; }
}

@media (max-width: 680px) {
  .nav-shell { grid-template-columns: 1fr auto auto; gap: 12px; }
  .nav-actions { margin: 0; }
  .nav-links { padding-inline: var(--site-gutter); }
  .nav-links > a { padding: 14px 0; }
  .space-grid { grid-template-columns: 1fr; }
  .space-card { display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; padding: 28px; }
  .space-card h3 { grid-column: 1; margin: 0; padding: 0; }
  .space-card p { grid-column: 1; margin: 0; }
  .space-card .card-label { grid-column: 1; margin: 6px 0 0; }
  .space-monster { position: static; grid-column: 1; grid-row: auto; width: 100%; height: 170px; margin: 0; align-self: start; }
  .space-card .card-top { top: 16px; right: 16px; }
  .step-monster { width: min(340px, 100%); height: 190px; }
  .steps-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
  .footer-links { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 24px; }
}

@media (max-width: 480px) {
  .nav-shell { gap: 8px; }
  .space-card { padding: 24px; }
  .space-monster { height: 155px; }
  .space-card h3 { font-size: 1.1rem; }
  .space-card p { font-size: .85rem; }
  .space-card .card-label { font-size: .65rem; }
  .platform-panel, .cta-panel { padding: 28px 24px; }
  .question-card, .content-card { padding: 24px; }
  .cta-copy > .button, .use-case-hero > div > .button { width: 100%; justify-content: space-between; gap: 12px; font-size: .875rem; }
}

@media (prefers-reduced-motion: reduce) {
  .space-card { transition: none; }
}