:root {
  color-scheme: dark;
  --bg: #0A0D1C;
  --bg-2: #11152A;
  --ink: #F3F2EC;
  --ink-2: rgba(243, 242, 236, 0.88);
  --muted: rgba(243, 242, 236, 0.62);
  --line: rgba(255, 255, 255, 0.14);
  --surface: rgba(255, 255, 255, 0.06);

  --indigo: #2E3BFF;
  --indigo-ink: #B4BCFF;
  --mint: #3AD2B5;
  --mint-ink: #7FEEDA;
  --coral: #FF6A3D;
  --butter: #FFD86B;

  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(720px 420px at 88% -10%, rgba(46, 59, 255, 0.32), transparent 62%),
    radial-gradient(640px 320px at 0% 8%, rgba(58, 210, 181, 0.20), transparent 58%),
    radial-gradient(540px 320px at 78% 110%, rgba(255, 216, 107, 0.16), transparent 60%),
    linear-gradient(180deg, #060815 0%, var(--bg) 40%, var(--bg-2) 100%);
}

a {
  color: var(--mint-ink);
  font-weight: 600;
  text-decoration: none;
}
a:hover { text-decoration: underline; }

.shell {
  width: min(100%, 980px);
  margin: 0 auto;
  padding: 32px 22px 64px;
}

.hero, .panel, .tile {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(14px);
}

.hero {
  border-radius: 28px;
  padding: clamp(24px, 5vw, 44px);
  overflow: hidden;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  right: -60px;
  top: -70px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(46, 59, 255, 0.40), rgba(58, 210, 181, 0.32));
  filter: blur(2px);
}

.hero > * { position: relative; z-index: 1; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 6px 12px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--butter);
  background: rgba(255, 216, 107, 0.10);
  border: 1px solid rgba(255, 216, 107, 0.32);
}

h1, h2, h3 {
  margin: 0;
  line-height: 1.08;
  font-family: "Space Grotesk", Inter, system-ui, sans-serif;
  letter-spacing: -0.025em;
}

h1 {
  max-width: 760px;
  margin-top: 16px;
  font-size: clamp(38px, 7.6vw, 72px);
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(24px, 3.6vw, 36px);
  letter-spacing: -0.02em;
}

h3 {
  margin-top: 20px;
  font-size: 18px;
}

p, li {
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.62;
}

.lead {
  max-width: 680px;
  font-size: 19px;
  color: var(--ink-2);
}

.meta { margin: 12px 0 0; color: var(--muted); }
.meta strong { color: var(--ink); }

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}

.nav a, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border-radius: 999px;
  padding: 9px 14px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
}
.nav a:hover { background: rgba(255, 255, 255, 0.10); text-decoration: none; }

.button.primary {
  color: var(--bg);
  border: 0;
  background: linear-gradient(135deg, var(--mint), var(--indigo-ink));
  font-weight: 800;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.panel {
  border-radius: 22px;
  padding: 22px;
  margin-top: 16px;
}

.tile { border-radius: 18px; padding: 18px; }
.tile strong { display: block; margin-bottom: 6px; color: var(--ink); }

ul { margin: 10px 0 0 18px; padding: 0; }

.footer {
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
}

code {
  border-radius: 7px;
  padding: 2px 5px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--mint-ink);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 13px;
}

@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .hero, .panel { border-radius: 20px; }
}