:root {
  --primary: #0ea5e9;
  --primary-dark: #0284c7;
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-2: #253348;
  --border: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(15, 23, 42, 0.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-badge {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.8rem;
}

.logo-text {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.logo-text span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

.nav-links a {
  color: var(--text-muted);
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

.hero {
  background: linear-gradient(180deg, rgba(14, 165, 233, 0.12), transparent 70%);
  border: 1px solid rgba(14, 165, 233, 0.22);
  border-radius: 16px;
  padding: 1.5rem 1.5rem 1.35rem;
  margin-bottom: 1.25rem;
}

.eyebrow {
  margin: 0;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

h1 {
  margin: 0.45rem 0 0.55rem;
  font-size: clamp(1.8rem, 3vw, 2.45rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.lead {
  margin: 0;
  color: var(--text-muted);
  max-width: 760px;
}

.meta {
  margin-top: 1rem;
  display: inline-flex;
  gap: 0.45rem;
  align-items: center;
  border-radius: 999px;
  padding: 0.24rem 0.78rem;
  background: rgba(148, 163, 184, 0.12);
  color: var(--text-muted);
  font-size: 0.75rem;
}

.panel {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 14px;
  padding: 1.1rem 1rem;
  margin-top: 0.95rem;
}

.panel h2 {
  margin: 0.15rem 0 0.55rem;
  font-size: 1.12rem;
}

.panel h3 {
  margin: 0.85rem 0 0.35rem;
  font-size: 0.98rem;
}

.panel p {
  margin: 0.35rem 0;
  color: #d5deec;
}

.panel ul {
  margin: 0.45rem 0 0.4rem 1rem;
  padding: 0;
  color: #d5deec;
}

.panel li {
  margin: 0.28rem 0;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.muted {
  color: var(--text-muted);
}

footer {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  padding-top: 1rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 0.83rem;
}

footer a {
  color: var(--text-muted);
}

footer a:hover {
  color: var(--primary);
}

@media (max-width: 760px) {
  nav {
    padding: 0.85rem 1rem;
    align-items: flex-start;
    gap: 0.65rem;
    flex-direction: column;
  }

  main {
    padding: 1.2rem 0.8rem 2.5rem;
  }

  .split {
    grid-template-columns: 1fr;
  }
}