/* Dense layouts still need legible text, especially inside the source cards. */
.social-card blockquote { font-size: 15px; }
.social-card-head .platform, .social-card-head .context { font-size: 11px; }
.social-card .original-excerpt { font-size: 12px; }
.social-card-bottom { flex-wrap: wrap; gap: 4px 9px; font-size: 11px; }
.social-category { font-size: 10px; }
.screenshot-link {
  display: block;
  width: fit-content;
  margin-top: 11px;
  color: var(--blue);
  font-size: 12px;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.stage-phone { transition: transform .25s ease, box-shadow .25s ease; }
.stage-phone:hover { transform: translateY(-3px); box-shadow: 0 17px 30px #18264525; }
.video-heading { display: flex; justify-content: space-between; flex-wrap: wrap; align-items: baseline; gap: 6px 18px; margin-top: 28px; scroll-margin-top: 20px; }
.video-heading h3 { font-size: 15px; }
.video-heading>span { font-size: 11px; color: var(--muted); }
.video-heading+.video-panel { margin-top: 12px; }
.video-panel video::cue { font-family: var(--font); font-size: 16px; background: rgba(8,18,38,.84); color: white; }
.social-card-head { flex-wrap: wrap; align-items: flex-start; }
.social-card-origin { flex: 1; min-width: 65px; }
.social-category { margin-left: auto; }
.social-avatar { flex: 0 0 26px; width: 26px; height: 26px; display: grid; place-items: center; border-radius: 8px; }
.social-avatar svg { width: 19px; height: 19px; stroke: currentColor; fill: none; stroke-width: 1.8; }
.platform-youtube { background: #fff0ef; color: #d73532; }
.platform-youtube svg rect { fill: currentColor; stroke: none; }
.platform-youtube svg path { fill: #fff; stroke: none; }
.platform-instagram { background: #fff0f6; color: #b53676; }
.platform-x { background: #edf0f4; color: #202938; }
.platform-reddit { background: #fff2eb; color: #d45122; font-weight: 700; }
.guide-context { margin-top: 23px; padding: 18px; border: 1px solid var(--line); border-radius: 8px; background: #fafcff; }
.guide-context-heading h3 { font-size: 14px; }
.guide-context-heading p { margin-top: 5px; font-size: 12px; line-height: 1.8; color: var(--muted); }
.guide-sources { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 13px; }
.guide-source { display: flex; align-items: flex-start; gap: 10px; min-width: 0; text-align: left; padding: 13px; border: 1px solid var(--line); border-radius: 7px; background: #fff; }
.guide-source:hover { border-color: #b3c5f7; background: #f7f9ff; }
.guide-source>span:nth-child(2) { flex: 1; min-width: 0; }
.guide-source-label, .guide-source-author { display: block; font-size: 10px; line-height: 1.6; color: var(--muted); overflow-wrap: anywhere; }
.guide-source strong { display: block; margin: 4px 0; font-size: 12px; line-height: 1.8; }
.guide-source-arrow { color: var(--blue); }
.source-story { font-size: 14px; line-height: 1.9; color: var(--muted); margin: 16px 0 24px; }
@media (max-width: 600px) {
  .guide-sources { grid-template-columns: 1fr; }
  .guide-context { padding: 14px; }
  .social-card-origin { min-width: 54px; }
  .social-card-head .social-category { margin-left: 0; }
  .social-card blockquote { font-size: 14px; }
  .social-card .original-excerpt { font-size: 11px; }
  .social-card-head .platform, .social-card-head .context { font-size: 10px; }
  .social-card-bottom { font-size: 10px; }
}

/* Give the project story the same reading rhythm as an article. */
html { scroll-padding-top: 96px; }
.page-width { width: min(1180px, calc(100% - 80px)); }
.hero { gap: 48px; }
.hero-description { max-width: 520px; line-height: 1.95; }
.story-layout { grid-template-columns: 168px minmax(0, 840px); gap: 64px; justify-content: center; }
.story-content { min-width: 0; }
.story-sidebar nav a { font-size: 14px; }
.story-section { padding-bottom: 60px; margin-bottom: 60px; scroll-margin-top: 20px; }
.section-heading { margin-bottom: 28px; }
.section-heading h2 { font-size: 30px; line-height: 1.45; letter-spacing: -.6px; }
.section-heading > p { max-width: 800px; font-size: 16px; line-height: 1.95; color: #4a5568; }
.article-prose { max-width: 800px; font-size: 16px; line-height: 1.95; color: #4a5568; overflow-wrap: anywhere; }
.article-prose h3 { margin: 0 0 12px; font-size: 20px; line-height: 1.55; font-weight: 650; color: var(--ink); }
.article-prose p + p { margin-top: 16px; }
.article-prose article + article { margin-top: 32px; }
.needs-context, .product-summary { margin-top: 30px; }
.section-number { display: block; margin-bottom: 11px; color: #71809b; }
.social-cloud { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px 22px; padding: 30px 22px; border-radius: 18px; background: radial-gradient(ellipse at 50% 35%, #eaf0ff, #f7f9fd 75%); }
.social-card { padding: 18px; border-radius: 18px 18px 18px 5px; box-shadow: 0 6px 18px #23315e0a; }
.social-card:nth-child(odd) { transform: rotate(-1.5deg) translateY(3px); }
.social-card:nth-child(even) { transform: rotate(1.5deg) translateY(-3px); }
.social-card:hover, .social-card:focus-visible { transform: translateY(-4px) rotate(0); box-shadow: 0 12px 28px #23315e16; }
.social-card::after { display: block; left: 22px; border-radius: 0 0 3px 0; }
.social-card:hover::after, .social-card:focus-visible::after { border-color: #9cb3ff; }
.social-card blockquote { font-size: 16px; line-height: 1.8; }
.social-card .original-excerpt { font-size: 13px; line-height: 1.7; }
.evidence-foot { align-items: baseline; gap: 16px; }
.evidence-foot p { font-size: 13px; }
.guide-context { padding: 25px 0 0; border: 0; border-top: 1px solid var(--line); border-radius: 0; background: none; }
.guide-context-heading h3 { font-size: 20px; line-height: 1.55; }
.guide-context-heading p { margin-top: 12px; font-size: 16px; line-height: 1.95; color: #4a5568; }
.guide-source { padding: 16px; background: #fafbfd; }
.guide-source strong { font-size: 14px; }
.guide-source-label, .guide-source-author { font-size: 11px; }
.research-method { border: 0; border-block: 1px solid var(--line); border-radius: 0; background: none; }
.research-method summary { padding: 17px 0; font-size: 15px; }
.research-method > div { padding: 0 0 20px; font-size: 15px; line-height: 1.95; }
.source-links { font-size: 14px; }
.product-stage { grid-template-columns: minmax(180px, .7fr) minmax(0, 1.3fr); padding: 32px; gap: 32px; }
.stage-copy h3 { font-size: 23px; line-height: 1.5; }
.stage-copy p { font-size: 15px; line-height: 1.95; }
.stage-copy p + p { margin-top: 14px; }
.video-heading { margin-top: 36px; }
.video-heading h3 { font-size: 20px; }
.video-heading > span { font-size: 13px; }
.small-note { margin-top: 16px; font-size: 13px; line-height: 1.9; color: #637083; }
.source-story { font-size: 16px; line-height: 1.95; }
.final-cta { margin-top: 32px; padding: 26px; }
.final-cta h3 { font-size: 19px; line-height: 1.6; }

/* Keep the last three chapters brief enough to scan. */
.concise-section { padding-bottom: 38px; margin-bottom: 38px; }
.concise-section .section-heading { margin-bottom: 22px; }
.concise-section .section-heading > p, .concise-section .article-prose { line-height: 1.8; }
.concise-section .article-prose h3 { margin-bottom: 8px; font-size: 18px; line-height: 1.5; }
.concise-section .article-prose p + p { margin-top: 10px; }
.concise-section .article-prose article + article { margin-top: 24px; }
.tech-prose article { display: grid; grid-template-columns: 128px minmax(0, 1fr); gap: 24px; padding: 15px 0; border-top: 1px solid var(--line); }
.concise-section .tech-prose article + article { margin-top: 0; }
.concise-section .tech-prose h3 { margin: 0; font-size: 16px; }
.next-list { margin: 0; padding-left: 21px; }
.next-list li { padding-left: 4px; }
.next-list li + li { margin-top: 18px; }
.next-list li::marker { color: var(--blue); }
.next-list strong { color: var(--ink); font-weight: 650; }
.reflections-prose > li::marker { color: #111; }

@media (max-width: 1100px) {
  .page-width { width: calc(100% - 56px); }
  .story-layout { grid-template-columns: 140px minmax(0, 1fr); gap: 36px; }
  .hero { gap: 32px; }
  .product-stage { padding: 26px; gap: 24px; }
}
@media (max-width: 850px) {
  html { scroll-padding-top: 144px; }
  .story-layout { display: block; }
  .story-sidebar nav a { font-size: 13px; }
  .story-content { max-width: 840px; margin-inline: auto; }
}
@media (max-width: 600px) {
  html { scroll-padding-top: 128px; }
  .page-width { width: calc(100% - 36px); }
  .hero { gap: 28px; }
  .hero-description { font-size: 15px; }
  .story-section { padding-bottom: 38px; margin-bottom: 38px; }
  .section-heading h2 { font-size: 26px; }
  .section-heading > p, .article-prose, .guide-context-heading p { font-size: 15px; line-height: 1.95; }
  .article-prose h3, .guide-context-heading h3 { font-size: 18px; }
  .article-prose article + article { margin-top: 28px; }
  .social-cloud { grid-template-columns: 1fr; padding: 22px 14px; gap: 22px; }
  .social-card { padding: 16px; }
  .social-card:nth-child(odd) { transform: rotate(-.7deg); }
  .social-card:nth-child(even) { transform: rotate(.7deg); }
  .social-card:hover, .social-card:focus-visible { transform: translateY(-3px) rotate(0); }
  .social-card blockquote { font-size: 15px; }
  .social-card .original-excerpt { font-size: 12px; }
  .social-card-head .platform, .social-card-head .context, .social-card-bottom { font-size: 11px; }
  .guide-source { padding: 14px; }
  .guide-sources { grid-template-columns: 1fr; }
  .product-stage { grid-template-columns: 1fr; gap: 25px; padding: 26px 20px; }
  .stage-phone { width: 162px; }
  .stage-copy h3 { font-size: 21px; }
  .stage-copy p { font-size: 15px; }
  .video-heading h3 { font-size: 18px; }
  .video-heading > span, .evidence-foot p, .small-note { font-size: 12px; }
  .final-cta { padding: 20px; }
  .final-cta h3 { font-size: 18px; }
  .tech-prose article { grid-template-columns: 1fr; gap: 7px; padding: 14px 0; }
  .concise-section .article-prose article + article { margin-top: 22px; }
  .concise-section .tech-prose article + article { margin-top: 0; }
}