:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #1f332d;
  background: #edf3ef;
  font-synthesis: none;
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; }
body::before {
  position: fixed; inset: 0; z-index: -1; content: "";
  background:
    radial-gradient(circle at 12% 8%, rgba(93, 160, 136, .18), transparent 30rem),
    radial-gradient(circle at 88% 42%, rgba(255, 255, 255, .9), transparent 36rem),
    linear-gradient(145deg, #f7faf8, #e8f0eb);
}

main { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
nav { height: 92px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(46, 91, 75, .16); }
.brand { font-size: 24px; font-weight: 750; letter-spacing: -.04em; }
.version { color: #71837d; font-size: 14px; }
.hero { padding: 96px 0 112px; max-width: 880px; }
.eyebrow { margin: 0 0 18px; color: #39806a; font-size: 12px; font-weight: 800; letter-spacing: .15em; }
h1 { margin: 0; max-width: 850px; font-size: clamp(50px, 8vw, 92px); line-height: .98; letter-spacing: -.065em; font-weight: 650; }
.intro { max-width: 650px; margin: 32px 0 0; color: #62766f; font-size: clamp(18px, 2vw, 22px); line-height: 1.55; }
.downloads { padding: 42px; border: 1px solid rgba(51, 103, 84, .2); border-radius: 30px; background: rgba(255, 255, 255, .7); box-shadow: 0 24px 80px rgba(41, 77, 64, .08); backdrop-filter: blur(18px); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 32px; }
.section-heading .eyebrow { margin-bottom: 9px; }
.section-heading > p { margin: 0 0 5px; color: #7b8c86; font-size: 14px; }
h2 { margin: 0; font-size: clamp(28px, 4vw, 42px); letter-spacing: -.045em; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
article { display: flex; min-height: 310px; flex-direction: column; align-items: flex-start; gap: 24px; padding: 27px; border: 1px solid #dbe6e1; border-radius: 22px; background: rgba(249, 252, 250, .9); transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease; }
article:hover { transform: translateY(-3px); border-color: #a8cabb; box-shadow: 0 18px 38px rgba(48, 92, 76, .1); }
.platform-icon { display: grid; width: 52px; height: 52px; place-items: center; border-radius: 15px; background: #1f332d; color: white; font-size: 26px; font-weight: 700; }
.platform-icon.windows { background: #347b67; }
.platform-icon.nodo { background: #d8ebe2; color: #286552; }
article h3 { margin: 0 0 8px; font-size: 21px; letter-spacing: -.025em; }
article p { margin: 0; color: #75867f; line-height: 1.5; }
article a { display: flex; width: 100%; align-items: center; justify-content: space-between; margin-top: auto; padding: 14px 16px; border-radius: 13px; background: #2d7661; color: white; text-decoration: none; font-size: 14px; font-weight: 700; }
article a:hover { background: #225f4e; }
article a.secondary { display: block; margin-top: -15px; padding: 0 4px; background: transparent; color: #52766a; font-weight: 600; }
footer { display: flex; justify-content: space-between; gap: 20px; padding: 42px 2px 54px; color: #84938e; font-size: 13px; }

@media (max-width: 850px) {
  .hero { padding: 68px 0 78px; }
  .downloads { padding: 26px; }
  .cards { grid-template-columns: 1fr; }
  article { min-height: 245px; }
}
@media (max-width: 520px) {
  main { width: min(100% - 24px, 1180px); }
  nav { height: 72px; }
  .hero { padding: 52px 4px 60px; }
  .downloads { padding: 18px; border-radius: 22px; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  footer { flex-direction: column; }
}