:root {
  color-scheme: dark;
  --page: #101314;
  --panel: #171c1d;
  --panel-raised: #1d2425;
  --line: #303839;
  --text: #f0f2ed;
  --muted: #a4afad;
  --accent: #8fe0d0;
  --accent-ink: #10201c;
  --warning: #f0c887;
  font-family: Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-underline-offset: .2em; }
a:hover { color: #c2fff3; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 3px; }
.skip-link { position: absolute; left: -9999px; top: 1rem; z-index: 5; padding: .7rem 1rem; background: var(--accent); color: var(--accent-ink); }
.skip-link:focus { left: 1rem; }
.wrap { width: min(1080px, calc(100% - 40px)); margin-inline: auto; }
.site-header { border-bottom: 1px solid var(--line); }
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: -.035em; font-size: 1.15rem; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid #5f8f87; border-radius: 11px; color: var(--accent); font-size: .9rem; letter-spacing: -.06em; }
nav { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; }
nav a { color: var(--muted); font-size: .92rem; text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--text); }
main { min-height: 70vh; }
.hero { padding: 76px 0 54px; max-width: 790px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--accent); text-transform: uppercase; letter-spacing: .13em; font-size: .74rem; font-weight: 700; }
.eyebrow::before { content: ""; width: 20px; height: 1px; background: currentColor; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin: 17px 0 18px; max-width: 760px; font-size: clamp(2.8rem, 7vw, 5rem); line-height: .99; letter-spacing: -.065em; font-weight: 700; }
.hero p { max-width: 640px; color: var(--muted); font-size: 1.12rem; }
.hero .lead { margin-bottom: 28px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 45px; padding: 0 17px; border: 1px solid var(--line); border-radius: 7px; color: var(--text); background: transparent; text-decoration: none; font-weight: 700; font-size: .9rem; }
.button:hover { background: var(--panel-raised); color: var(--text); }
.button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.button.primary:hover { background: #b3f3e7; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin: 0 0 18px; }
.section-head h2 { margin: 0; font-size: 1.38rem; letter-spacing: -.035em; }
.section-head p { margin: 0; color: var(--muted); font-size: .9rem; }
.platforms { padding: 0 0 68px; }
.card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card { min-height: 260px; padding: 25px; display: flex; flex-direction: column; align-items: flex-start; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; }
.card .platform { color: var(--muted); font-size: .76rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.card h3 { margin: 7px 0 9px; font-size: 1.5rem; letter-spacing: -.04em; }
.card p { color: var(--muted); max-width: 450px; }
.version { margin-top: auto; padding-top: 13px; color: var(--muted); font-size: .82rem; }
.card .button { margin-top: 15px; }
.note { margin: 0 0 72px; padding: 20px 22px; border-left: 2px solid var(--accent); background: #151b1b; color: var(--muted); }
.note strong { color: var(--text); }
.resource-row { border-top: 1px solid var(--line); padding: 24px 0 60px; display: flex; flex-wrap: wrap; gap: 18px 30px; }
.resource-row a { text-decoration: none; }
.page-hero { padding: 60px 0 34px; }
.page-hero h1 { font-size: clamp(2.45rem, 6vw, 3.7rem); }
.page-hero p { color: var(--muted); max-width: 680px; font-size: 1.05rem; }
.guide { max-width: 760px; padding-bottom: 76px; }
.guide section { padding: 24px 0; border-top: 1px solid var(--line); }
.guide h2 { margin-bottom: 12px; font-size: 1.35rem; letter-spacing: -.035em; }
.guide h3 { margin: 22px 0 7px; font-size: 1.02rem; }
.guide p, .guide li { color: var(--muted); }
.guide li + li { margin-top: 8px; }
.guide ol, .guide ul { padding-left: 1.35rem; }
.guide strong { color: var(--text); }
.guide code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .88em; color: #d4e9e2; }
.callout { padding: 16px 18px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); }
.callout.warning { border-color: #65543c; }
.callout.warning strong { color: var(--warning); }
.link-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; list-style: none; padding: 0 !important; }
.link-list li { margin: 0 !important; }
.link-list a { display: block; height: 100%; padding: 13px 15px; border: 1px solid var(--line); border-radius: 7px; text-decoration: none; background: var(--panel); }
.link-list a:hover { border-color: #59706c; background: var(--panel-raised); }
.link-list span { display: block; color: var(--muted); font-size: .82rem; margin-top: 3px; }
.site-footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem; }
.footer-inner { min-height: 76px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 20px; }
.footer-inner p { margin: 0; }
.footer-links { display: flex; gap: 18px; }
.footer-links a { color: var(--muted); }
@media (max-width: 650px) {
  .wrap { width: min(100% - 30px, 1080px); }
  .header-inner { min-height: auto; padding: 16px 0; align-items: flex-start; flex-direction: column; gap: 11px; }
  nav { gap: 16px; }
  .hero { padding: 56px 0 40px; }
  .card-grid, .link-list { grid-template-columns: 1fr; }
  .card { min-height: 230px; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .footer-inner { padding: 17px 0; align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }