:root {
  color-scheme: light;
  --background: #f5f6f1;
  --surface: #ffffff;
  --text: #203c32;
  --muted: #59645e;
  --accent: #2c5942;
  --border: #d9dfd5;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  background: var(--background);
  color: var(--text);
  -webkit-text-size-adjust: 100%;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: var(--accent); text-underline-offset: 0.2em; }
a:hover { text-decoration-thickness: 2px; }
img { display: block; max-width: 100%; height: auto; }
p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }
h1, h2, h3 { margin: 0; line-height: 1.1; text-wrap: balance; }
h1, .contact h2 { font-family: Georgia, "Times New Roman", serif; font-weight: 400; letter-spacing: -0.055em; }
h1 { font-size: clamp(3.1rem, 6.4vw, 5.5rem); }
h1 em { color: var(--accent); font-weight: 400; }
h2 { font-size: 2rem; letter-spacing: -0.035em; }
h3 { font-size: 1.6rem; letter-spacing: -0.035em; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; border-radius: 4px; }
#main:focus { outline: none; }
.site-header, main, .site-footer { width: min(68rem, calc(100% - 3rem)); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: 1.6rem; border-bottom: 1px solid var(--border); }
.brand { color: var(--text); font-size: 1.7rem; font-weight: 800; letter-spacing: -0.07em; text-decoration: none; }
.brand > span:first-child { font-family: Georgia, "Times New Roman", serif; font-weight: 400; padding-inline: 0.06em; }
.brand-dot { color: var(--accent); }
.site-header nav, .site-footer nav { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; }
.site-header nav a, .site-footer nav a { display: inline-flex; align-items: center; gap: 0.5rem; min-height: 44px; font-size: 0.875rem; text-decoration: none; }
.site-header nav a:hover, .site-footer nav a:hover { text-decoration: underline; }
.skip-link { position: fixed; top: 0.75rem; left: 1rem; z-index: 2; padding: 0.6rem 1rem; border-radius: 8px; background: var(--surface); transform: translateY(-200%); }
.skip-link:focus { transform: translateY(0); }
.hero { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); align-items: end; gap: 3rem; padding-block: clamp(3.5rem, 7vw, 6rem); }
.eyebrow { color: var(--accent); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 1.4rem; }
.hero-note { max-width: 22rem; padding-bottom: 0.35rem; }
.hero-note > p:first-child { color: var(--text); font-size: 1.25rem; font-weight: 500; line-height: 1.5; }
.hero-note > p { color: var(--muted); font-size: 1rem; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 48px; padding: 0.65rem 1.1rem; border-radius: 8px; background: var(--text); color: #fff; font-size: 0.875rem; font-weight: 600; text-decoration: none; margin-top: 0.5rem; }
.button:hover { background: var(--accent); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem 1.25rem; align-items: center; }
.text-link { display: inline-flex; align-items: center; min-height: 44px; font-size: 0.875rem; font-weight: 600; }
.apps, .services, .contact { scroll-margin-top: 2rem; }
.services { padding-block: 0 4.5rem; }
.service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; border-top: 1px solid var(--border); padding-top: 1.75rem; }
.service-number { display: block; margin-bottom: 1.5rem; color: var(--accent); font-size: 0.8rem; }
.service h3 { font-size: 1.25rem; margin-bottom: 0.85rem; }
.service p { color: var(--muted); font-size: 0.95rem; }
.service-note { margin-top: 1.75rem; max-width: 45rem; color: var(--muted); font-size: 0.875rem; }
.apps { padding-top: 3.5rem; border-top: 1px solid var(--border); }
.section-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; }
.section-heading p { color: var(--muted); font-size: 0.9rem; margin: 0; }
.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; }
.product { --product-accent: #3654b9; display: flex; flex-direction: column; align-items: flex-start; padding: clamp(1.5rem, 3.5vw, 2.5rem); border: 1px solid var(--border); border-radius: 18px; background: var(--surface); }
.product.vocab { --product-accent: #816128; }
.product-heading { display: flex; align-items: center; gap: 1rem; margin-bottom: 2rem; }
.app-icon { width: 72px; border-radius: 17px; }
.category { color: var(--product-accent); font-size: 0.75rem; font-weight: 600; margin: 0 0 0.3rem; }
.product-tagline { font-size: clamp(1.55rem, 3vw, 2rem); font-weight: 650; line-height: 1.25; letter-spacing: -0.035em; margin-bottom: 1rem; }
.product-description { color: var(--muted); font-size: 0.95rem; }
.product-facts { display: flex; flex-wrap: wrap; gap: 0.35rem 1.1rem; padding: 0; margin: 0.4rem 0 1.75rem; list-style: none; color: var(--muted); font-size: 0.8rem; }
.product-facts li { padding-left: 0.8rem; position: relative; }
.product-facts li::before { content: ""; position: absolute; top: 0.65em; left: 0; width: 4px; height: 4px; border-radius: 50%; background: var(--product-accent); }
.product-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.75rem 1.5rem; width: 100%; margin-top: auto; }
.product-link { display: inline-flex; align-items: center; gap: 0.65rem; min-height: 48px; font-size: 0.9rem; font-weight: 600; color: var(--text); }
.store-link { display: inline-flex; align-items: center; min-height: 50px; }
.product-note { width: 100%; padding-top: 1.2rem; margin-top: 1.25rem; border-top: 1px solid var(--border); color: var(--muted); font-size: 0.75rem; }
.contact { margin-block: 4.5rem; padding: clamp(1.5rem, 4vw, 3rem); background: #e7eddf; border: 1px solid var(--border); border-radius: 18px; }
.contact-copy { display: grid; grid-template-columns: 1.4fr 1fr; gap: 3rem; align-items: center; }
.contact h2 { font-size: clamp(2.4rem, 4vw, 3.5rem); }
.contact-copy p { margin-top: 1.5rem; color: var(--muted); font-size: 1rem; max-width: 30rem; }
.contact-action { display: flex; flex-direction: column; align-items: flex-start; gap: 0.75rem; justify-self: end; }
.contact-email { display: inline-flex; align-items: center; min-height: 44px; font-size: 0.875rem; overflow-wrap: anywhere; }
.site-footer { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 0.5rem 1.5rem; padding-block: 1.5rem 2.5rem; border-top: 1px solid var(--border); color: var(--muted); font-size: 0.8rem; }
.site-footer p { margin: 0; }
.site-footer nav a { font-size: 0.8rem; }
.content-page { padding-block: clamp(3rem, 7vw, 5.5rem); }
.page-intro { max-width: 48rem; padding-bottom: clamp(2.5rem, 5vw, 4rem); border-bottom: 1px solid var(--border); }
.page-intro h1 { margin-bottom: 1.5rem; }
.page-intro .lede { max-width: 42rem; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); }
.page-content { max-width: 48rem; padding-block: clamp(2.5rem, 5vw, 4rem); }
.page-content section + section { margin-top: 2.75rem; }
.page-content h2 { margin-bottom: 0.9rem; }
.page-content h3 { margin-bottom: 0.65rem; font-size: 1.1rem; }
.page-content p, .page-content li { color: var(--muted); }
.page-content ul { padding-left: 1.25rem; }
.page-content li + li { margin-top: 0.5rem; }
.fact-list { margin: 0; border-top: 1px solid var(--border); }
.fact-list > div { display: grid; grid-template-columns: minmax(8rem, 0.7fr) minmax(0, 1.3fr); gap: 1.5rem; align-items: baseline; padding: 0.9rem 0; border-bottom: 1px solid var(--border); }
.fact-list dt { color: var(--muted); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.01em; }
.fact-list dd { margin: 0; color: var(--text); font-size: 1rem; }
.fact-list dd a { overflow-wrap: anywhere; }
.contact-panel { padding: clamp(1.4rem, 4vw, 2.25rem); border: 1px solid var(--border); border-radius: 16px; background: #e7eddf; }
.contact-panel .button { margin-bottom: 0.75rem; }
.contact-panel address { color: var(--muted); font-style: normal; }
@media (max-width: 48rem) {
  .hero { grid-template-columns: 1fr; gap: 2rem; }
  .hero-note { max-width: 32rem; }
  .product-grid, .service-grid, .contact-copy { grid-template-columns: 1fr; }
  .contact-copy { gap: 1.5rem; }
  .contact-action { justify-self: start; }
  .contact { margin-block: 3.5rem; }
  .services { padding-bottom: 3.5rem; }
  .service-number { margin-bottom: 0.6rem; }
  .fact-list > div { grid-template-columns: 1fr; gap: 0.15rem; padding-block: 0.8rem; }
}
@media (max-width: 28rem) {
  .site-header, main, .site-footer { width: calc(100% - 2rem); }
  .site-header { align-items: flex-start; flex-direction: column; gap: 0.65rem; padding-block: 1.2rem; }
  .hero { padding-block: 3rem; }
  .site-header nav { gap: 0.5rem 1.1rem; }
  .product-heading { margin-bottom: 1.5rem; }
  .app-icon { width: 60px; border-radius: 14px; }
  .product-actions { align-items: flex-start; flex-direction: column; }
}
@media print {
  :root { --background: #fff; --text: #000; --muted: #333; --accent: #000; --border: #ccc; }
  .skip-link, .site-header nav, .button, .store-link { display: none; }
  .site-header, main, .site-footer { width: 100%; }
  .hero, .contact { padding-block: 2rem; }
  .product { break-inside: avoid; }
}