:root {
  --bg: #0f172a; --panel: #1e293b; --fg: #e2e8f0; --muted: #94a3b8;
  --accent: #2563eb; --border: #334155;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg); color: var(--fg); line-height: 1.55;
}
.hero {
  text-align: center; padding: 56px 20px 40px;
  background: linear-gradient(180deg, #1e293b, #0f172a);
  border-bottom: 1px solid var(--border);
}
.hero-logo { display: block; margin: 0 auto 12px; width: 96px; height: 96px; border-radius: 20px; box-shadow: 0 6px 24px rgba(0,0,0,.35); }
.hero h1 { margin: 0; font-size: 40px; letter-spacing: -0.02em; }
.tagline { margin: 8px 0 16px; color: var(--muted); }
.version-badge {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: var(--accent); color: #fff; font-size: 14px; font-weight: 600;
}
main { max-width: 860px; margin: 0 auto; padding: 32px 20px 64px; }
section { margin-bottom: 48px; }
h2 { font-size: 22px; border-bottom: 1px solid var(--border); padding-bottom: 8px; }
h3 { font-size: 15px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin: 18px 0 6px; }
.dl-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; margin-top: 18px; }
.dl-card {
  display: flex; flex-direction: column; gap: 4px; padding: 16px 18px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  text-decoration: none; color: var(--fg); transition: border-color .15s, transform .15s;
}
.dl-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.dl-title { font-weight: 700; }
.dl-arch { color: var(--muted); font-size: 13px; text-transform: uppercase; }
.dl-size { color: var(--muted); font-size: 13px; }
.hint { color: var(--muted); font-size: 13px; margin-top: 16px; }
.changelog ul { margin: 4px 0 12px; padding-left: 22px; }
.changelog li { margin: 3px 0; }
.changelog a { color: #60a5fa; }
footer { text-align: center; color: var(--muted); font-size: 13px; padding: 24px; border-top: 1px solid var(--border); }