:root {
  --bg: #0a0f18;
  --card: #121a28;
  --text: #eef3fb;
  --muted: #94a3b8;
  --line: rgba(148, 163, 184, 0.28);
  --amber: #f59e0b;
  --sky: #38bdf8;
  --radius: 16px;
  font-family: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(800px 420px at 90% -10%, rgba(56, 189, 248, 0.12), transparent 55%),
    radial-gradient(640px 380px at 0% 0%, rgba(245, 158, 11, 0.12), transparent 50%),
    var(--bg);
  line-height: 1.5;
}
a { color: var(--sky); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 880px; margin: 0 auto; padding: 1.1rem clamp(1rem, 3vw, 1.5rem) 3rem; }
.topnav {
  display: flex; flex-wrap: wrap; gap: 0.65rem 1rem;
  align-items: center; justify-content: space-between;
  margin-bottom: 1.5rem; padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex; align-items: baseline; gap: 0.55rem;
  color: var(--text); text-decoration: none; font-weight: 750;
}
.brand:hover { text-decoration: none; }
.brand .mark {
  display: inline-grid; place-items: center; width: 2rem; height: 2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #38bdf8, #818cf8);
  color: #0b1220; font-size: 0.78rem; font-weight: 800;
}
.brand .tld { color: var(--muted); font-weight: 500; font-size: 0.82rem; }
.navlinks { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.navlinks a {
  color: var(--muted); padding: 0.35rem 0.7rem; border-radius: 999px;
  font-size: 0.9rem; font-weight: 600; text-decoration: none;
  border: 1px solid transparent;
}
.navlinks a:hover { color: var(--text); border-color: var(--line); }
.navlinks a.active {
  color: #0b1220;
  background: linear-gradient(135deg, #38bdf8, #818cf8);
}
.hero { display: grid; gap: 0.85rem; margin: 0.4rem 0 1.6rem; }
.eyebrow {
  margin: 0; color: var(--amber); font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.hero h1 {
  margin: 0; font-size: clamp(1.9rem, 4vw, 2.5rem);
  line-height: 1.12; letter-spacing: -0.02em;
}
.lede { margin: 0; max-width: 38rem; color: var(--muted); font-size: 1.05rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.btn {
  display: inline-flex; align-items: center; padding: 0.55rem 0.95rem;
  border-radius: 999px; font-weight: 700; font-size: 0.88rem;
  text-decoration: none; border: 1px solid transparent;
}
.btn:hover { text-decoration: none; filter: brightness(1.05); }
.btn-primary { background: linear-gradient(135deg, #38bdf8, #818cf8); color: #0b1220; }
.btn-ghost {
  background: rgba(255,255,255,0.03); color: var(--text); border-color: var(--line);
}
.section { margin: 1.5rem 0 0.5rem; }
.section h2 { margin: 0 0 0.75rem; font-size: 1.15rem; }
.grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0.85rem;
}
.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent 40%), var(--card);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.05rem;
}
.card h3 { margin: 0 0 0.35rem; font-size: 1.02rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.card .tag {
  display: inline-block; margin-bottom: 0.4rem; padding: 0.12rem 0.5rem;
  border-radius: 999px; font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: #082f49; background: rgba(56, 189, 248, 0.85);
}
.card .links { margin-top: 0.7rem; color: var(--muted); font-size: 0.85rem; }
footer {
  margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid var(--line);
  color: var(--muted); font-size: 0.8rem;
}
@media (max-width: 560px) {
  .topnav { align-items: flex-start; }
  .navlinks { width: 100%; }
}