:root {
  color-scheme: light;
  --navy: #0b2c48;
  --blue: #106db2;
  --sky: #dff3ff;
  --paper: #ffffff;
  --ink: #193246;
  --muted: #5d7181;
  --line: #d8e4eb;
  --accent: #f4a900;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: #eef5f8; line-height: 1.75; }
a { color: #075b99; text-underline-offset: 3px; }
a:hover { color: #c76b00; }
.skip-link { position: fixed; z-index: 10; left: 1rem; top: -5rem; padding: .5rem .9rem; color: #fff; background: var(--navy); }
.skip-link:focus { top: 1rem; }
.site-header { position: relative; z-index: 2; background: #fff; border-bottom: 1px solid var(--line); }
.header-inner { width: min(1200px, calc(100% - 2.5rem)); min-height: 82px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: flex; align-items: center; text-decoration: none; }
.brand img { width: min(390px, 58vw); height: auto; display: block; }
.language-nav { display: flex; gap: .45rem; flex-shrink: 0; }
.language-nav a { border: 1px solid #b8cddb; border-radius: 999px; padding: .25rem .8rem; color: var(--navy); font-size: .86rem; font-weight: 700; text-decoration: none; }
.language-nav a[aria-current="page"] { color: #fff; background: var(--navy); border-color: var(--navy); }
.hero { position: relative; overflow: hidden; color: #fff; background: radial-gradient(circle at 82% 6%, #4fa7d9 0 11%, transparent 11.4%), linear-gradient(128deg, #0d2b46 0%, #105d99 58%, #0b789f 100%); }
.hero::after { content: ""; position: absolute; width: 38vw; aspect-ratio: 1; right: -12vw; bottom: -26vw; border: 32px solid #ffffff24; border-radius: 50%; }
.hero-inner, main { width: min(1200px, calc(100% - 2.5rem)); margin: auto; }
.hero-inner { position: relative; z-index: 1; padding: clamp(2.4rem, 6vw, 4.5rem) 0 clamp(2.1rem, 5vw, 3.6rem); }
.hero h1 { max-width: 800px; margin: 0; font-size: clamp(2.2rem, 6vw, 4.35rem); font-weight: 800; letter-spacing: .015em; line-height: 1.08; text-wrap: balance; }
.hero p { max-width: 760px; margin: 1rem 0 0; color: #e3f5ff; font-size: clamp(1rem, 1.7vw, 1.16rem); }
main { padding: clamp(2rem, 5vw, 4.5rem) 0 5rem; }
.intro { width: 100%; border: 0; border-collapse: collapse; background: var(--paper); border-radius: 16px; overflow: hidden; box-shadow: 0 12px 30px #1d56721a; }
.intro td { padding: clamp(1.35rem, 3vw, 2rem); font-size: clamp(1rem, 1.6vw, 1.13rem); }
.intro td::before { content: "PICTOGRAMMING SERIES"; display: block; margin-bottom: .55rem; color: var(--blue); font-size: .73rem; font-weight: 800; letter-spacing: .13em; }
.applications { display: block; width: 100%; margin-top: clamp(1.4rem, 3vw, 2.6rem); border-spacing: 0; }
.applications tbody { display: grid; gap: 1.25rem; }
.applications .app-card { display: grid; grid-template-columns: minmax(320px, 420px) minmax(0, 1fr); overflow: hidden; background: var(--paper); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 9px 22px #143f5710; transition: transform .18s ease, box-shadow .18s ease; }
.applications .app-card:hover { transform: translateY(-3px); box-shadow: 0 15px 28px #143f5720; }
.applications .app-card td { width: auto !important; min-width: 0; padding: clamp(1.15rem, 2.5vw, 1.8rem); vertical-align: top; }
.applications .app-card td:first-child { display: flex; align-items: center; justify-content: center; background: #f7fbfd; }
.applications .app-card td:first-child > img, .applications .app-card td:first-child > a > img { width: 100%; max-height: 275px; object-fit: contain; }
.applications .app-card td:last-child > img { max-width: min(100%, 470px); height: auto; }
.applications .app-actions { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; margin: .95rem 0; }
.applications .app-actions a { display: block; flex: 0 0 165px; line-height: 0; }
.applications h1 { margin: 0 0 .45rem; color: var(--navy); font-size: clamp(1.25rem, 2.4vw, 1.7rem); font-weight: 800; line-height: 1.35; }
.applications p { margin: .75rem 0; }
.applications p:has(a img) { display: flex; flex-wrap: wrap; gap: .55rem; align-items: center; }
.applications a img { max-width: 165px; height: auto; transition: transform .18s ease, filter .18s ease; }
.applications a:hover img { transform: translateY(-2px); filter: saturate(1.12) contrast(1.04); }
.applications .featured { border: 2px solid #8ed1ee; box-shadow: 0 16px 35px #0e668523; }
.applications .featured td:first-child { background: linear-gradient(145deg, #d9f3ff, #f8fdff); }
.applications .featured td:last-child { position: relative; padding-top: 3.4rem; }
.applications .featured td:last-child::before { position: absolute; top: 1.25rem; left: 1.8rem; content: "FEATURED"; padding: .17rem .65rem; color: #075684; background: #d4f0fd; border-radius: 999px; font-size: .69rem; font-weight: 800; letter-spacing: .1em; }
html[lang="ja"] .applications .featured td:last-child::before { content: "注目のアプリケーション"; letter-spacing: .06em; }
.applications .featured-primary { grid-template-columns: minmax(320px, 420px) minmax(0, 1fr); border-color: #38a3d8; }
.applications .featured-primary td:first-child { background: linear-gradient(145deg, #c8ecff, #eefaff); }
.applications .featured-primary td:last-child::before { color: #fff; background: var(--blue); }
.applications .hyper { border-color: #b7d9e8; }
.applications .hyper td:first-child { background: #eff9fd; }
.site-footer { color: #eaf5fa; background: var(--navy); }
.footer-inner { width: min(1200px, calc(100% - 2.5rem)); margin: auto; padding: 3rem 0 1.6rem; }
.footer-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2.5rem; }
.footer-links h2 { margin: 0 0 .65rem; color: #fff; font-size: 1rem; }
.footer-links ul { padding: 0; margin: 0; list-style: none; }
.footer-links li { margin: .38rem 0; font-size: .89rem; line-height: 1.55; }
.site-footer a { color: #caeafb; }
.copyright { margin: 2.25rem 0 0; padding-top: 1.2rem; border-top: 1px solid #ffffff35; font-size: .78rem; line-height: 1.65; }
@media (max-width: 720px) {
  .header-inner, .hero-inner, main, .footer-inner { width: min(100% - 1.5rem, 1200px); }
  .header-inner { min-height: 68px; }
  .hero::after { width: 65vw; right: -27vw; bottom: -44vw; border-width: 22px; }
  .applications .app-card, .applications .featured-primary { grid-template-columns: 1fr; }
  .applications .app-actions { gap: .6rem; }
  .applications .app-actions a { flex-basis: 145px; }
  .applications .app-card td { display: block; padding: 1.1rem; }
  .applications .app-card td:first-child { min-height: 190px; padding-bottom: .45rem; }
  .applications .app-card td:first-child > img, .applications .app-card td:first-child > a > img { max-height: 230px; }
  .applications .featured td:last-child { padding-top: 3.25rem; }
  .applications .featured td:last-child::before { left: 1.1rem; }
  .footer-links { grid-template-columns: 1fr; gap: 1.3rem; }
}
@media (max-width: 390px) {
  .language-nav a { padding: .2rem .55rem; font-size: .78rem; }
  .applications a img { max-width: 145px; }
}