:root {
  --ink: #0f172a;
  --muted: #475569;
  --line: #e2e8f0;
  --card: #ffffff;
  --accent: #1d4ed8;
  --bg: #f8fafc;
  font-family: "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(900px 420px at 0% -10%, #dbeafe 0%, transparent 55%),
    var(--bg);
}

a { color: inherit; }

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: #0f172a;
  color: #f8fafc;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.top nav {
  display: flex;
  gap: 1rem;
}

.top nav a { text-decoration: none; }

main {
  width: min(980px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 3.5rem 0 4rem;
}

.kicker {
  margin: 0 0 0.4rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.1;
}

.lead {
  margin: 0 0 1.8rem;
  color: var(--muted);
  font-size: 1.1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

article {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  padding: 1.4rem;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.06);
}

h2 { margin: 0 0 0.45rem; }

article p:last-of-type {
  color: var(--muted);
  min-height: 4.5rem;
}

.btn {
  display: inline-block;
  margin-top: 0.4rem;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--accent);
  color: #f8fafc;
  text-decoration: none;
  font-weight: 600;
}

.btn-line {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

footer {
  padding: 1.2rem 1.5rem 2rem;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
  article p:last-of-type { min-height: 0; }
}