/* Homepage showcases; shared resource and application pages retain site.css. */
body.homepage-showcase { --home-header-height: 7rem; }
.homepage-showcase .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.home-skip-link { position: absolute; left: 1rem; top: -5rem; padding: .65rem 1rem; background: var(--color-accent); color: var(--color-bg); z-index: 110; }
.home-skip-link:focus { top: 1rem; }
.home-header { gap: 1rem 2rem; }
.home-header .site-title { font-size: 1.5rem; }
.home-navigation { font-size: .95rem; }
.home-navigation > summary { display: none; }
.home-nav-list { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem 1.25rem; margin: 0; padding: 0; list-style: none; }
.home-nav-list a, .home-app-menu > summary { color: var(--color-text-muted); padding: .6rem 0; display: block; }
.home-nav-list a:hover, .home-app-menu > summary:hover { color: var(--color-text); }
.home-app-menu { position: relative; }
.home-app-menu > summary { cursor: pointer; }
.home-app-links { position: absolute; top: 100%; left: 0; width: 17rem; max-width: calc(100vw - 3rem); padding: .6rem 1rem; margin: 0; list-style: none; background: var(--color-bg-elevated); border: 1px solid var(--color-border); border-radius: .75rem; box-shadow: var(--hub-card-shadow); }
.home-app-links a { color: var(--color-text); }
.homepage-showcase a:focus-visible, .homepage-showcase summary:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 4px; border-radius: .3rem; }
.home-main { padding: 0 1.5rem 4rem !important; }
.home-content { max-width: var(--hub-max); margin: 0 auto; }
.home-intro { padding: 3.5rem 0 2.5rem; text-align: center; }
.home-eyebrow { font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--color-text-muted); margin: 0 0 .85rem; }
.home-intro h1 { max-width: 46rem; margin: 0 auto 1rem; font-size: clamp(2rem, 5vw, 3.25rem); }
.home-intro > p:not(.home-eyebrow) { max-width: 48rem; margin: 0 auto 1.5rem; color: var(--color-text-muted); }
.home-shortcuts { display: flex; justify-content: center; gap: .65rem; flex-wrap: wrap; }
.home-shortcuts a { display: inline-flex; align-items: center; gap: .5rem; padding: .5rem .85rem; color: var(--color-text); background: var(--color-bg-elevated); border: 1px solid var(--color-border); border-radius: 2rem; font-size: .9rem; }
.home-shortcuts img { width: 22px; height: 22px; border-radius: .35rem; }
.home-section { margin-top: 3rem; }
.home-section > h2 { margin-bottom: .6rem; }
.home-section-lead { margin: 0 0 1.75rem; color: var(--color-text-muted); }
.home-app-grid { display: grid; gap: 1.75rem; }
.home-showcase, .home-section, .home-lesson-group { scroll-margin-top: var(--home-header-height); }
.home-showcase { --home-app-accent: #93c5fd; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); align-items: center; gap: 2rem; padding: 2rem; background: var(--color-bg-elevated); border: 1px solid var(--color-border); border-top: 3px solid var(--home-app-accent); border-radius: 1.25rem; box-shadow: var(--hub-card-shadow); }
.home-showcase--maths { padding-block: 2.5rem; }
.home-showcase--raynah { --home-app-accent: #f3a18d; }
.home-showcase--charlotte { --home-app-accent: #4ecdc4; }
.home-showcase--comprehension { --home-app-accent: #5eead4; }
.home-app-name { display: flex; gap: .65rem; align-items: center; flex-wrap: wrap; margin: 0 0 1rem; color: var(--home-app-accent); font-weight: 600; }
.home-app-name img { width: 36px; height: 36px; border-radius: .6rem; }
.home-showcase h3 { font-size: clamp(1.6rem, 3.1vw, 2.2rem); }
.home-showcase-copy > p:not(.home-eyebrow):not(.home-app-name) { margin: 0 0 1.25rem; color: #cbd5e1; }
.home-features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem 1rem; list-style: none; padding: 0; margin: 1.25rem 0 1.6rem; color: #cbd5e1; font-size: .95rem; }
.home-features li { display: flex; gap: .5rem; align-items: flex-start; }
.home-features li > span { color: var(--home-app-accent); flex-shrink: 0; }
.home-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.25rem; }
.home-launch { display: inline-flex; align-items: center; gap: .6rem; padding: .7rem 1rem; border-radius: .65rem; background: var(--color-accent); color: var(--color-bg); font-weight: 700; }
.home-launch:hover { color: var(--color-bg); background: #fbbf24; }
.home-guide { color: var(--color-text); }
.home-showcase-image { margin: 0; min-width: 0; }
.home-showcase-image a { display: block; border-radius: .85rem; }
.home-showcase-image img { display: block; width: 100%; height: auto; border: 1px solid var(--color-border); border-radius: .85rem; background: var(--color-bg); }
.home-showcase-image figcaption { color: #cbd5e1; font-size: .85rem; margin-top: .6rem; }
.home-resource-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; }
.home-resource { display: flex; flex-direction: column; align-items: flex-start; padding: 1.75rem; border: 1px solid var(--color-border); border-radius: 1rem; background: var(--color-bg-elevated); }
.home-resource-icons { font-size: 1.75rem; letter-spacing: .2rem; margin-bottom: 1rem; }
.home-resource h3 { font-size: 1.5rem; }
.home-resource > p { margin: 0 0 1.25rem; color: #cbd5e1; }
.home-resource > a { margin-top: auto; }
.home-lesson-group { margin-top: 2rem; }
.home-lesson-group > h3 { font-size: 1.5rem; margin-bottom: .5rem; }
.home-lesson-group > p { color: var(--color-text-muted); margin: 0 0 1rem; }
.home-lesson-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.home-lesson-grid--presentations { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.home-lesson { display: flex; flex-direction: column; align-items: flex-start; border: 1px solid var(--color-border); border-radius: .85rem; padding: 1.25rem; background: var(--color-bg-elevated); }
.home-lesson-icon { font-size: 1.3rem; margin-bottom: .75rem; }
.home-lesson h4 { font-family: var(--font-sans); font-size: 1.08rem; font-weight: 600; }
.home-lesson p { margin: 0 0 1rem; font-size: .95rem; color: #cbd5e1; }
.home-lesson a { margin-top: auto; font-size: .9rem; }
.home-footer { padding: 1.5rem; }
.home-footer p { margin: 0; }
@media (max-width: 62rem) {
  .home-showcase { gap: 1.5rem; padding: 1.5rem; }
  .home-lesson-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 48rem) {
  .home-header { align-items: flex-start; }
  .home-header > nav { width: 100%; }
  .home-navigation > summary { display: list-item; cursor: pointer; color: var(--color-text); padding: .5rem 0; }
  .home-nav-list { display: grid; gap: 0; padding-top: .4rem; }
  .home-app-links { position: static; max-width: 100%; width: auto; box-shadow: none; }
  .home-main { padding-inline: 1rem !important; }
  .home-intro { padding-top: 2rem; }
  .home-section { margin-top: 2rem; }
  .home-showcase { grid-template-columns: minmax(0, 1fr); }
  .home-resource-grid { grid-template-columns: minmax(0, 1fr); }
  .home-lesson-grid--presentations { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 28rem) {
  .home-showcase { padding: 1.25rem; }
  .home-features, .home-lesson-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) { .homepage-showcase *, .homepage-showcase *::before, .homepage-showcase *::after { scroll-behavior: auto; } }