:root {
  --bg: #050e1f;
  --bg-2: #0a1324;
  --text: #f0f4ff;
  --muted: #8899bb;
  --primary: #75aadb;
  --accent: #e8b84b;
  --gradient-primary: linear-gradient(135deg, var(--primary), var(--accent));
  --border: rgba(117,170,219,.2);
  --shadow: 0 20px 50px rgba(0,0,0,.35);
  --radius: 20px;
  --ease: cubic-bezier(.25,.46,.45,.94);
}

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Geist', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(ellipse 80% 50% at 70% -5%, rgba(117,170,219,.12) 0%, transparent 65%),
    radial-gradient(ellipse 60% 40% at 10% 5%, rgba(117,170,219,.07) 0%, transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
.container { width: min(940px, 92%); margin-inline: auto; }

/* Header */
header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(5,14,31,.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(117,170,219,.12);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 14px 0; flex-wrap: wrap;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  font-weight: 800; letter-spacing: .3px;
}
.logo { width: 32px; height: 32px; border-radius: 12px; display: block; flex: 0 0 auto; overflow: visible; }
.logo img { width: 100%; height: 100%; display: block; }
nav { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
nav a { color: var(--muted); font-size: 14px; font-weight: 500; transition: color .2s; }
nav a:hover { color: var(--text); }

/* CTA button */
.cta {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 10px 20px;
  background: var(--gradient-primary);
  color: #001d32 !important; font-weight: 700; font-size: 14px;
  border-radius: 999px;
  box-shadow: 0 8px 32px rgba(117,170,219,.25);
  transition: box-shadow .25s var(--ease), transform .2s var(--ease);
}
.cta:hover { box-shadow: 0 8px 48px rgba(117,170,219,.4); transform: translateY(-2px); }

/* Main */
main { padding: 60px 0; }
h1 {
  font-family: 'Sora', system-ui, sans-serif;
  font-size: clamp(28px, 4.8vw, 42px);
  letter-spacing: -0.03em;
  margin: 8px 0 4px;
}
h2 { margin: 4px 0 6px; font-size: 20px; font-weight: 700; }
h3 { margin: 12px 0 6px; font-size: 18px; color: var(--primary); }
.sub { color: var(--muted); margin: 0 0 28px; }

/* Card */
.card {
  padding: 28px;
  background: rgba(117,170,219,.05);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: grid; gap: 14px;
}
.card a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.card a:hover { opacity: .8; }

ul, ol { margin: 0; padding-left: 22px; }
li + li { margin-top: 8px; }
.note {
  padding: 14px 16px;
  border: 1px dashed rgba(117,170,219,.35);
  border-radius: 12px;
  color: var(--muted);
}

/* Footer */
footer .container {
  width: min(1120px, 92%);
}
footer {
  padding: 48px 0;
  color: var(--muted);
  border-top: 1px solid rgba(117,170,219,.1);
  background: rgba(5,14,31,.6);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 15px; color: var(--text);
}
.footer-links {
  display: flex; gap: 20px; align-items: center; flex-wrap: wrap;
  font-size: 13.5px;
}
.footer-links a { opacity: .7; transition: opacity .2s; }
.footer-links a:hover { opacity: 1; color: var(--primary); }
.footer-copy {
  font-size: 13px;
  opacity: .6;
  text-align: right;
}

@media (max-width: 760px) {
  .footer-copy { text-align: left; width: 100%; }
}